PackageManagerService.java revision 6ee871e59812fea4525c50231f677c4bd10c74b8
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.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Debug; 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 = true; 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 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 805 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 806 if (!hasHTTPorHTTPS) { 807 return false; 808 } 809 return true; 810 } 811 812 private IntentFilterVerifier mIntentFilterVerifier; 813 814 // Set of pending broadcasts for aggregating enable/disable of components. 815 static class PendingPackageBroadcasts { 816 // for each user id, a map of <package name -> components within that package> 817 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 818 819 public PendingPackageBroadcasts() { 820 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 821 } 822 823 public ArrayList<String> get(int userId, String packageName) { 824 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 825 return packages.get(packageName); 826 } 827 828 public void put(int userId, String packageName, ArrayList<String> components) { 829 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 830 packages.put(packageName, components); 831 } 832 833 public void remove(int userId, String packageName) { 834 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 835 if (packages != null) { 836 packages.remove(packageName); 837 } 838 } 839 840 public void remove(int userId) { 841 mUidMap.remove(userId); 842 } 843 844 public int userIdCount() { 845 return mUidMap.size(); 846 } 847 848 public int userIdAt(int n) { 849 return mUidMap.keyAt(n); 850 } 851 852 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 853 return mUidMap.get(userId); 854 } 855 856 public int size() { 857 // total number of pending broadcast entries across all userIds 858 int num = 0; 859 for (int i = 0; i< mUidMap.size(); i++) { 860 num += mUidMap.valueAt(i).size(); 861 } 862 return num; 863 } 864 865 public void clear() { 866 mUidMap.clear(); 867 } 868 869 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 870 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 871 if (map == null) { 872 map = new ArrayMap<String, ArrayList<String>>(); 873 mUidMap.put(userId, map); 874 } 875 return map; 876 } 877 } 878 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 879 880 // Service Connection to remote media container service to copy 881 // package uri's from external media onto secure containers 882 // or internal storage. 883 private IMediaContainerService mContainerService = null; 884 885 static final int SEND_PENDING_BROADCAST = 1; 886 static final int MCS_BOUND = 3; 887 static final int END_COPY = 4; 888 static final int INIT_COPY = 5; 889 static final int MCS_UNBIND = 6; 890 static final int START_CLEANING_PACKAGE = 7; 891 static final int FIND_INSTALL_LOC = 8; 892 static final int POST_INSTALL = 9; 893 static final int MCS_RECONNECT = 10; 894 static final int MCS_GIVE_UP = 11; 895 static final int UPDATED_MEDIA_STATUS = 12; 896 static final int WRITE_SETTINGS = 13; 897 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 898 static final int PACKAGE_VERIFIED = 15; 899 static final int CHECK_PENDING_VERIFICATION = 16; 900 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 901 static final int INTENT_FILTER_VERIFIED = 18; 902 903 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 904 905 // Delay time in millisecs 906 static final int BROADCAST_DELAY = 10 * 1000; 907 908 static UserManagerService sUserManager; 909 910 // Stores a list of users whose package restrictions file needs to be updated 911 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 912 913 final private DefaultContainerConnection mDefContainerConn = 914 new DefaultContainerConnection(); 915 class DefaultContainerConnection implements ServiceConnection { 916 public void onServiceConnected(ComponentName name, IBinder service) { 917 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 918 IMediaContainerService imcs = 919 IMediaContainerService.Stub.asInterface(service); 920 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 921 } 922 923 public void onServiceDisconnected(ComponentName name) { 924 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 925 } 926 } 927 928 // Recordkeeping of restore-after-install operations that are currently in flight 929 // between the Package Manager and the Backup Manager 930 class PostInstallData { 931 public InstallArgs args; 932 public PackageInstalledInfo res; 933 934 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 935 args = _a; 936 res = _r; 937 } 938 } 939 940 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 941 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 942 943 // XML tags for backup/restore of various bits of state 944 private static final String TAG_PREFERRED_BACKUP = "pa"; 945 private static final String TAG_DEFAULT_APPS = "da"; 946 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 947 948 final String mRequiredVerifierPackage; 949 final String mRequiredInstallerPackage; 950 951 private final PackageUsage mPackageUsage = new PackageUsage(); 952 953 private class PackageUsage { 954 private static final int WRITE_INTERVAL 955 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 956 957 private final Object mFileLock = new Object(); 958 private final AtomicLong mLastWritten = new AtomicLong(0); 959 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 960 961 private boolean mIsHistoricalPackageUsageAvailable = true; 962 963 boolean isHistoricalPackageUsageAvailable() { 964 return mIsHistoricalPackageUsageAvailable; 965 } 966 967 void write(boolean force) { 968 if (force) { 969 writeInternal(); 970 return; 971 } 972 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 973 && !DEBUG_DEXOPT) { 974 return; 975 } 976 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 977 new Thread("PackageUsage_DiskWriter") { 978 @Override 979 public void run() { 980 try { 981 writeInternal(); 982 } finally { 983 mBackgroundWriteRunning.set(false); 984 } 985 } 986 }.start(); 987 } 988 } 989 990 private void writeInternal() { 991 synchronized (mPackages) { 992 synchronized (mFileLock) { 993 AtomicFile file = getFile(); 994 FileOutputStream f = null; 995 try { 996 f = file.startWrite(); 997 BufferedOutputStream out = new BufferedOutputStream(f); 998 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 999 StringBuilder sb = new StringBuilder(); 1000 for (PackageParser.Package pkg : mPackages.values()) { 1001 if (pkg.mLastPackageUsageTimeInMills == 0) { 1002 continue; 1003 } 1004 sb.setLength(0); 1005 sb.append(pkg.packageName); 1006 sb.append(' '); 1007 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1008 sb.append('\n'); 1009 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1010 } 1011 out.flush(); 1012 file.finishWrite(f); 1013 } catch (IOException e) { 1014 if (f != null) { 1015 file.failWrite(f); 1016 } 1017 Log.e(TAG, "Failed to write package usage times", e); 1018 } 1019 } 1020 } 1021 mLastWritten.set(SystemClock.elapsedRealtime()); 1022 } 1023 1024 void readLP() { 1025 synchronized (mFileLock) { 1026 AtomicFile file = getFile(); 1027 BufferedInputStream in = null; 1028 try { 1029 in = new BufferedInputStream(file.openRead()); 1030 StringBuffer sb = new StringBuffer(); 1031 while (true) { 1032 String packageName = readToken(in, sb, ' '); 1033 if (packageName == null) { 1034 break; 1035 } 1036 String timeInMillisString = readToken(in, sb, '\n'); 1037 if (timeInMillisString == null) { 1038 throw new IOException("Failed to find last usage time for package " 1039 + packageName); 1040 } 1041 PackageParser.Package pkg = mPackages.get(packageName); 1042 if (pkg == null) { 1043 continue; 1044 } 1045 long timeInMillis; 1046 try { 1047 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1048 } catch (NumberFormatException e) { 1049 throw new IOException("Failed to parse " + timeInMillisString 1050 + " as a long.", e); 1051 } 1052 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1053 } 1054 } catch (FileNotFoundException expected) { 1055 mIsHistoricalPackageUsageAvailable = false; 1056 } catch (IOException e) { 1057 Log.w(TAG, "Failed to read package usage times", e); 1058 } finally { 1059 IoUtils.closeQuietly(in); 1060 } 1061 } 1062 mLastWritten.set(SystemClock.elapsedRealtime()); 1063 } 1064 1065 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1066 throws IOException { 1067 sb.setLength(0); 1068 while (true) { 1069 int ch = in.read(); 1070 if (ch == -1) { 1071 if (sb.length() == 0) { 1072 return null; 1073 } 1074 throw new IOException("Unexpected EOF"); 1075 } 1076 if (ch == endOfToken) { 1077 return sb.toString(); 1078 } 1079 sb.append((char)ch); 1080 } 1081 } 1082 1083 private AtomicFile getFile() { 1084 File dataDir = Environment.getDataDirectory(); 1085 File systemDir = new File(dataDir, "system"); 1086 File fname = new File(systemDir, "package-usage.list"); 1087 return new AtomicFile(fname); 1088 } 1089 } 1090 1091 class PackageHandler extends Handler { 1092 private boolean mBound = false; 1093 final ArrayList<HandlerParams> mPendingInstalls = 1094 new ArrayList<HandlerParams>(); 1095 1096 private boolean connectToService() { 1097 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1098 " DefaultContainerService"); 1099 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1101 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1102 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1103 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1104 mBound = true; 1105 return true; 1106 } 1107 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1108 return false; 1109 } 1110 1111 private void disconnectService() { 1112 mContainerService = null; 1113 mBound = false; 1114 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1115 mContext.unbindService(mDefContainerConn); 1116 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1117 } 1118 1119 PackageHandler(Looper looper) { 1120 super(looper); 1121 } 1122 1123 public void handleMessage(Message msg) { 1124 try { 1125 doHandleMessage(msg); 1126 } finally { 1127 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1128 } 1129 } 1130 1131 void doHandleMessage(Message msg) { 1132 switch (msg.what) { 1133 case INIT_COPY: { 1134 HandlerParams params = (HandlerParams) msg.obj; 1135 int idx = mPendingInstalls.size(); 1136 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1137 // If a bind was already initiated we dont really 1138 // need to do anything. The pending install 1139 // will be processed later on. 1140 if (!mBound) { 1141 // If this is the only one pending we might 1142 // have to bind to the service again. 1143 if (!connectToService()) { 1144 Slog.e(TAG, "Failed to bind to media container service"); 1145 params.serviceError(); 1146 return; 1147 } else { 1148 // Once we bind to the service, the first 1149 // pending request will be processed. 1150 mPendingInstalls.add(idx, params); 1151 } 1152 } else { 1153 mPendingInstalls.add(idx, params); 1154 // Already bound to the service. Just make 1155 // sure we trigger off processing the first request. 1156 if (idx == 0) { 1157 mHandler.sendEmptyMessage(MCS_BOUND); 1158 } 1159 } 1160 break; 1161 } 1162 case MCS_BOUND: { 1163 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1164 if (msg.obj != null) { 1165 mContainerService = (IMediaContainerService) msg.obj; 1166 } 1167 if (mContainerService == null) { 1168 if (!mBound) { 1169 // Something seriously wrong since we are not bound and we are not 1170 // waiting for connection. Bail out. 1171 Slog.e(TAG, "Cannot bind to media container service"); 1172 for (HandlerParams params : mPendingInstalls) { 1173 // Indicate service bind error 1174 params.serviceError(); 1175 } 1176 mPendingInstalls.clear(); 1177 } else { 1178 Slog.w(TAG, "Waiting to connect to media container service"); 1179 } 1180 } else if (mPendingInstalls.size() > 0) { 1181 HandlerParams params = mPendingInstalls.get(0); 1182 if (params != null) { 1183 if (params.startCopy()) { 1184 // We are done... look for more work or to 1185 // go idle. 1186 if (DEBUG_SD_INSTALL) Log.i(TAG, 1187 "Checking for more work or unbind..."); 1188 // Delete pending install 1189 if (mPendingInstalls.size() > 0) { 1190 mPendingInstalls.remove(0); 1191 } 1192 if (mPendingInstalls.size() == 0) { 1193 if (mBound) { 1194 if (DEBUG_SD_INSTALL) Log.i(TAG, 1195 "Posting delayed MCS_UNBIND"); 1196 removeMessages(MCS_UNBIND); 1197 Message ubmsg = obtainMessage(MCS_UNBIND); 1198 // Unbind after a little delay, to avoid 1199 // continual thrashing. 1200 sendMessageDelayed(ubmsg, 10000); 1201 } 1202 } else { 1203 // There are more pending requests in queue. 1204 // Just post MCS_BOUND message to trigger processing 1205 // of next pending install. 1206 if (DEBUG_SD_INSTALL) Log.i(TAG, 1207 "Posting MCS_BOUND for next work"); 1208 mHandler.sendEmptyMessage(MCS_BOUND); 1209 } 1210 } 1211 } 1212 } else { 1213 // Should never happen ideally. 1214 Slog.w(TAG, "Empty queue"); 1215 } 1216 break; 1217 } 1218 case MCS_RECONNECT: { 1219 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1220 if (mPendingInstalls.size() > 0) { 1221 if (mBound) { 1222 disconnectService(); 1223 } 1224 if (!connectToService()) { 1225 Slog.e(TAG, "Failed to bind to media container service"); 1226 for (HandlerParams params : mPendingInstalls) { 1227 // Indicate service bind error 1228 params.serviceError(); 1229 } 1230 mPendingInstalls.clear(); 1231 } 1232 } 1233 break; 1234 } 1235 case MCS_UNBIND: { 1236 // If there is no actual work left, then time to unbind. 1237 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1238 1239 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1240 if (mBound) { 1241 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1242 1243 disconnectService(); 1244 } 1245 } else if (mPendingInstalls.size() > 0) { 1246 // There are more pending requests in queue. 1247 // Just post MCS_BOUND message to trigger processing 1248 // of next pending install. 1249 mHandler.sendEmptyMessage(MCS_BOUND); 1250 } 1251 1252 break; 1253 } 1254 case MCS_GIVE_UP: { 1255 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1256 mPendingInstalls.remove(0); 1257 break; 1258 } 1259 case SEND_PENDING_BROADCAST: { 1260 String packages[]; 1261 ArrayList<String> components[]; 1262 int size = 0; 1263 int uids[]; 1264 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1265 synchronized (mPackages) { 1266 if (mPendingBroadcasts == null) { 1267 return; 1268 } 1269 size = mPendingBroadcasts.size(); 1270 if (size <= 0) { 1271 // Nothing to be done. Just return 1272 return; 1273 } 1274 packages = new String[size]; 1275 components = new ArrayList[size]; 1276 uids = new int[size]; 1277 int i = 0; // filling out the above arrays 1278 1279 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1280 int packageUserId = mPendingBroadcasts.userIdAt(n); 1281 Iterator<Map.Entry<String, ArrayList<String>>> it 1282 = mPendingBroadcasts.packagesForUserId(packageUserId) 1283 .entrySet().iterator(); 1284 while (it.hasNext() && i < size) { 1285 Map.Entry<String, ArrayList<String>> ent = it.next(); 1286 packages[i] = ent.getKey(); 1287 components[i] = ent.getValue(); 1288 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1289 uids[i] = (ps != null) 1290 ? UserHandle.getUid(packageUserId, ps.appId) 1291 : -1; 1292 i++; 1293 } 1294 } 1295 size = i; 1296 mPendingBroadcasts.clear(); 1297 } 1298 // Send broadcasts 1299 for (int i = 0; i < size; i++) { 1300 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1301 } 1302 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1303 break; 1304 } 1305 case START_CLEANING_PACKAGE: { 1306 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1307 final String packageName = (String)msg.obj; 1308 final int userId = msg.arg1; 1309 final boolean andCode = msg.arg2 != 0; 1310 synchronized (mPackages) { 1311 if (userId == UserHandle.USER_ALL) { 1312 int[] users = sUserManager.getUserIds(); 1313 for (int user : users) { 1314 mSettings.addPackageToCleanLPw( 1315 new PackageCleanItem(user, packageName, andCode)); 1316 } 1317 } else { 1318 mSettings.addPackageToCleanLPw( 1319 new PackageCleanItem(userId, packageName, andCode)); 1320 } 1321 } 1322 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1323 startCleaningPackages(); 1324 } break; 1325 case POST_INSTALL: { 1326 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1327 PostInstallData data = mRunningInstalls.get(msg.arg1); 1328 mRunningInstalls.delete(msg.arg1); 1329 boolean deleteOld = false; 1330 1331 if (data != null) { 1332 InstallArgs args = data.args; 1333 PackageInstalledInfo res = data.res; 1334 1335 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1336 final String packageName = res.pkg.applicationInfo.packageName; 1337 res.removedInfo.sendBroadcast(false, true, false); 1338 Bundle extras = new Bundle(1); 1339 extras.putInt(Intent.EXTRA_UID, res.uid); 1340 1341 // Now that we successfully installed the package, grant runtime 1342 // permissions if requested before broadcasting the install. 1343 if ((args.installFlags 1344 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1345 grantRequestedRuntimePermissions(res.pkg, 1346 args.user.getIdentifier()); 1347 } 1348 1349 // Determine the set of users who are adding this 1350 // package for the first time vs. those who are seeing 1351 // an update. 1352 int[] firstUsers; 1353 int[] updateUsers = new int[0]; 1354 if (res.origUsers == null || res.origUsers.length == 0) { 1355 firstUsers = res.newUsers; 1356 } else { 1357 firstUsers = new int[0]; 1358 for (int i=0; i<res.newUsers.length; i++) { 1359 int user = res.newUsers[i]; 1360 boolean isNew = true; 1361 for (int j=0; j<res.origUsers.length; j++) { 1362 if (res.origUsers[j] == user) { 1363 isNew = false; 1364 break; 1365 } 1366 } 1367 if (isNew) { 1368 int[] newFirst = new int[firstUsers.length+1]; 1369 System.arraycopy(firstUsers, 0, newFirst, 0, 1370 firstUsers.length); 1371 newFirst[firstUsers.length] = user; 1372 firstUsers = newFirst; 1373 } else { 1374 int[] newUpdate = new int[updateUsers.length+1]; 1375 System.arraycopy(updateUsers, 0, newUpdate, 0, 1376 updateUsers.length); 1377 newUpdate[updateUsers.length] = user; 1378 updateUsers = newUpdate; 1379 } 1380 } 1381 } 1382 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1383 packageName, extras, null, null, firstUsers); 1384 final boolean update = res.removedInfo.removedPackage != null; 1385 if (update) { 1386 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1387 } 1388 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1389 packageName, extras, null, null, updateUsers); 1390 if (update) { 1391 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1392 packageName, extras, null, null, updateUsers); 1393 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1394 null, null, packageName, null, updateUsers); 1395 1396 // treat asec-hosted packages like removable media on upgrade 1397 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1398 if (DEBUG_INSTALL) { 1399 Slog.i(TAG, "upgrading pkg " + res.pkg 1400 + " is ASEC-hosted -> AVAILABLE"); 1401 } 1402 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1403 ArrayList<String> pkgList = new ArrayList<String>(1); 1404 pkgList.add(packageName); 1405 sendResourcesChangedBroadcast(true, true, 1406 pkgList,uidArray, null); 1407 } 1408 } 1409 if (res.removedInfo.args != null) { 1410 // Remove the replaced package's older resources safely now 1411 deleteOld = true; 1412 } 1413 1414 // If this app is a browser and it's newly-installed for some 1415 // users, clear any default-browser state in those users 1416 if (firstUsers.length > 0) { 1417 // the app's nature doesn't depend on the user, so we can just 1418 // check its browser nature in any user and generalize. 1419 if (packageIsBrowser(packageName, firstUsers[0])) { 1420 synchronized (mPackages) { 1421 for (int userId : firstUsers) { 1422 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1423 } 1424 } 1425 } 1426 } 1427 // Log current value of "unknown sources" setting 1428 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1429 getUnknownSourcesSettings()); 1430 } 1431 // Force a gc to clear up things 1432 Runtime.getRuntime().gc(); 1433 // We delete after a gc for applications on sdcard. 1434 if (deleteOld) { 1435 synchronized (mInstallLock) { 1436 res.removedInfo.args.doPostDeleteLI(true); 1437 } 1438 } 1439 if (args.observer != null) { 1440 try { 1441 Bundle extras = extrasForInstallResult(res); 1442 args.observer.onPackageInstalled(res.name, res.returnCode, 1443 res.returnMsg, extras); 1444 } catch (RemoteException e) { 1445 Slog.i(TAG, "Observer no longer exists."); 1446 } 1447 } 1448 } else { 1449 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1450 } 1451 } break; 1452 case UPDATED_MEDIA_STATUS: { 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1454 boolean reportStatus = msg.arg1 == 1; 1455 boolean doGc = msg.arg2 == 1; 1456 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1457 if (doGc) { 1458 // Force a gc to clear up stale containers. 1459 Runtime.getRuntime().gc(); 1460 } 1461 if (msg.obj != null) { 1462 @SuppressWarnings("unchecked") 1463 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1464 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1465 // Unload containers 1466 unloadAllContainers(args); 1467 } 1468 if (reportStatus) { 1469 try { 1470 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1471 PackageHelper.getMountService().finishMediaUpdate(); 1472 } catch (RemoteException e) { 1473 Log.e(TAG, "MountService not running?"); 1474 } 1475 } 1476 } break; 1477 case WRITE_SETTINGS: { 1478 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1479 synchronized (mPackages) { 1480 removeMessages(WRITE_SETTINGS); 1481 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1482 mSettings.writeLPr(); 1483 mDirtyUsers.clear(); 1484 } 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1486 } break; 1487 case WRITE_PACKAGE_RESTRICTIONS: { 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1489 synchronized (mPackages) { 1490 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1491 for (int userId : mDirtyUsers) { 1492 mSettings.writePackageRestrictionsLPr(userId); 1493 } 1494 mDirtyUsers.clear(); 1495 } 1496 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1497 } break; 1498 case CHECK_PENDING_VERIFICATION: { 1499 final int verificationId = msg.arg1; 1500 final PackageVerificationState state = mPendingVerification.get(verificationId); 1501 1502 if ((state != null) && !state.timeoutExtended()) { 1503 final InstallArgs args = state.getInstallArgs(); 1504 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1505 1506 Slog.i(TAG, "Verification timed out for " + originUri); 1507 mPendingVerification.remove(verificationId); 1508 1509 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1510 1511 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1512 Slog.i(TAG, "Continuing with installation of " + originUri); 1513 state.setVerifierResponse(Binder.getCallingUid(), 1514 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1515 broadcastPackageVerified(verificationId, originUri, 1516 PackageManager.VERIFICATION_ALLOW, 1517 state.getInstallArgs().getUser()); 1518 try { 1519 ret = args.copyApk(mContainerService, true); 1520 } catch (RemoteException e) { 1521 Slog.e(TAG, "Could not contact the ContainerService"); 1522 } 1523 } else { 1524 broadcastPackageVerified(verificationId, originUri, 1525 PackageManager.VERIFICATION_REJECT, 1526 state.getInstallArgs().getUser()); 1527 } 1528 1529 processPendingInstall(args, ret); 1530 mHandler.sendEmptyMessage(MCS_UNBIND); 1531 } 1532 break; 1533 } 1534 case PACKAGE_VERIFIED: { 1535 final int verificationId = msg.arg1; 1536 1537 final PackageVerificationState state = mPendingVerification.get(verificationId); 1538 if (state == null) { 1539 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1540 break; 1541 } 1542 1543 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1544 1545 state.setVerifierResponse(response.callerUid, response.code); 1546 1547 if (state.isVerificationComplete()) { 1548 mPendingVerification.remove(verificationId); 1549 1550 final InstallArgs args = state.getInstallArgs(); 1551 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1552 1553 int ret; 1554 if (state.isInstallAllowed()) { 1555 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1556 broadcastPackageVerified(verificationId, originUri, 1557 response.code, state.getInstallArgs().getUser()); 1558 try { 1559 ret = args.copyApk(mContainerService, true); 1560 } catch (RemoteException e) { 1561 Slog.e(TAG, "Could not contact the ContainerService"); 1562 } 1563 } else { 1564 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1565 } 1566 1567 processPendingInstall(args, ret); 1568 1569 mHandler.sendEmptyMessage(MCS_UNBIND); 1570 } 1571 1572 break; 1573 } 1574 case START_INTENT_FILTER_VERIFICATIONS: { 1575 IFVerificationParams params = (IFVerificationParams) msg.obj; 1576 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1577 params.replacing, params.pkg); 1578 break; 1579 } 1580 case INTENT_FILTER_VERIFIED: { 1581 final int verificationId = msg.arg1; 1582 1583 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1584 verificationId); 1585 if (state == null) { 1586 Slog.w(TAG, "Invalid IntentFilter verification token " 1587 + verificationId + " received"); 1588 break; 1589 } 1590 1591 final int userId = state.getUserId(); 1592 1593 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1594 "Processing IntentFilter verification with token:" 1595 + verificationId + " and userId:" + userId); 1596 1597 final IntentFilterVerificationResponse response = 1598 (IntentFilterVerificationResponse) msg.obj; 1599 1600 state.setVerifierResponse(response.callerUid, response.code); 1601 1602 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1603 "IntentFilter verification with token:" + verificationId 1604 + " and userId:" + userId 1605 + " is settings verifier response with response code:" 1606 + response.code); 1607 1608 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1609 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1610 + response.getFailedDomainsString()); 1611 } 1612 1613 if (state.isVerificationComplete()) { 1614 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1615 } else { 1616 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1617 "IntentFilter verification with token:" + verificationId 1618 + " was not said to be complete"); 1619 } 1620 1621 break; 1622 } 1623 } 1624 } 1625 } 1626 1627 private StorageEventListener mStorageListener = new StorageEventListener() { 1628 @Override 1629 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1630 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1631 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1632 final String volumeUuid = vol.getFsUuid(); 1633 1634 // Clean up any users or apps that were removed or recreated 1635 // while this volume was missing 1636 reconcileUsers(volumeUuid); 1637 reconcileApps(volumeUuid); 1638 1639 // Clean up any install sessions that expired or were 1640 // cancelled while this volume was missing 1641 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1642 1643 loadPrivatePackages(vol); 1644 1645 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1646 unloadPrivatePackages(vol); 1647 } 1648 } 1649 1650 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1651 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1652 updateExternalMediaStatus(true, false); 1653 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1654 updateExternalMediaStatus(false, false); 1655 } 1656 } 1657 } 1658 1659 @Override 1660 public void onVolumeForgotten(String fsUuid) { 1661 // Remove any apps installed on the forgotten volume 1662 synchronized (mPackages) { 1663 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1664 for (PackageSetting ps : packages) { 1665 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1666 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1667 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1668 } 1669 1670 mSettings.writeLPr(); 1671 } 1672 } 1673 }; 1674 1675 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1676 if (userId >= UserHandle.USER_OWNER) { 1677 grantRequestedRuntimePermissionsForUser(pkg, userId); 1678 } else if (userId == UserHandle.USER_ALL) { 1679 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1680 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1681 } 1682 } 1683 1684 // We could have touched GID membership, so flush out packages.list 1685 synchronized (mPackages) { 1686 mSettings.writePackageListLPr(); 1687 } 1688 } 1689 1690 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1691 SettingBase sb = (SettingBase) pkg.mExtras; 1692 if (sb == null) { 1693 return; 1694 } 1695 1696 PermissionsState permissionsState = sb.getPermissionsState(); 1697 1698 for (String permission : pkg.requestedPermissions) { 1699 BasePermission bp = mSettings.mPermissions.get(permission); 1700 if (bp != null && bp.isRuntime()) { 1701 permissionsState.grantRuntimePermission(bp, userId); 1702 } 1703 } 1704 } 1705 1706 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1707 Bundle extras = null; 1708 switch (res.returnCode) { 1709 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1710 extras = new Bundle(); 1711 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1712 res.origPermission); 1713 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1714 res.origPackage); 1715 break; 1716 } 1717 case PackageManager.INSTALL_SUCCEEDED: { 1718 extras = new Bundle(); 1719 extras.putBoolean(Intent.EXTRA_REPLACING, 1720 res.removedInfo != null && res.removedInfo.removedPackage != null); 1721 break; 1722 } 1723 } 1724 return extras; 1725 } 1726 1727 void scheduleWriteSettingsLocked() { 1728 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1729 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1730 } 1731 } 1732 1733 void scheduleWritePackageRestrictionsLocked(int userId) { 1734 if (!sUserManager.exists(userId)) return; 1735 mDirtyUsers.add(userId); 1736 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1737 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1738 } 1739 } 1740 1741 public static PackageManagerService main(Context context, Installer installer, 1742 boolean factoryTest, boolean onlyCore) { 1743 PackageManagerService m = new PackageManagerService(context, installer, 1744 factoryTest, onlyCore); 1745 ServiceManager.addService("package", m); 1746 return m; 1747 } 1748 1749 static String[] splitString(String str, char sep) { 1750 int count = 1; 1751 int i = 0; 1752 while ((i=str.indexOf(sep, i)) >= 0) { 1753 count++; 1754 i++; 1755 } 1756 1757 String[] res = new String[count]; 1758 i=0; 1759 count = 0; 1760 int lastI=0; 1761 while ((i=str.indexOf(sep, i)) >= 0) { 1762 res[count] = str.substring(lastI, i); 1763 count++; 1764 i++; 1765 lastI = i; 1766 } 1767 res[count] = str.substring(lastI, str.length()); 1768 return res; 1769 } 1770 1771 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1772 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1773 Context.DISPLAY_SERVICE); 1774 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1775 } 1776 1777 public PackageManagerService(Context context, Installer installer, 1778 boolean factoryTest, boolean onlyCore) { 1779 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1780 SystemClock.uptimeMillis()); 1781 1782 if (mSdkVersion <= 0) { 1783 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1784 } 1785 1786 mContext = context; 1787 mFactoryTest = factoryTest; 1788 mOnlyCore = onlyCore; 1789 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1790 mMetrics = new DisplayMetrics(); 1791 mSettings = new Settings(mPackages); 1792 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1793 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1794 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1795 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1796 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1797 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1798 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1799 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1800 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1801 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1802 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1803 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1804 1805 // TODO: add a property to control this? 1806 long dexOptLRUThresholdInMinutes; 1807 if (mLazyDexOpt) { 1808 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1809 } else { 1810 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1811 } 1812 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1813 1814 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1815 if (separateProcesses != null && separateProcesses.length() > 0) { 1816 if ("*".equals(separateProcesses)) { 1817 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1818 mSeparateProcesses = null; 1819 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1820 } else { 1821 mDefParseFlags = 0; 1822 mSeparateProcesses = separateProcesses.split(","); 1823 Slog.w(TAG, "Running with debug.separate_processes: " 1824 + separateProcesses); 1825 } 1826 } else { 1827 mDefParseFlags = 0; 1828 mSeparateProcesses = null; 1829 } 1830 1831 mInstaller = installer; 1832 mPackageDexOptimizer = new PackageDexOptimizer(this); 1833 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1834 1835 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1836 FgThread.get().getLooper()); 1837 1838 getDefaultDisplayMetrics(context, mMetrics); 1839 1840 SystemConfig systemConfig = SystemConfig.getInstance(); 1841 mGlobalGids = systemConfig.getGlobalGids(); 1842 mSystemPermissions = systemConfig.getSystemPermissions(); 1843 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1844 1845 synchronized (mInstallLock) { 1846 // writer 1847 synchronized (mPackages) { 1848 mHandlerThread = new ServiceThread(TAG, 1849 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1850 mHandlerThread.start(); 1851 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1852 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1853 1854 File dataDir = Environment.getDataDirectory(); 1855 mAppDataDir = new File(dataDir, "data"); 1856 mAppInstallDir = new File(dataDir, "app"); 1857 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1858 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1859 mUserAppDataDir = new File(dataDir, "user"); 1860 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1861 1862 sUserManager = new UserManagerService(context, this, 1863 mInstallLock, mPackages); 1864 1865 // Propagate permission configuration in to package manager. 1866 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1867 = systemConfig.getPermissions(); 1868 for (int i=0; i<permConfig.size(); i++) { 1869 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1870 BasePermission bp = mSettings.mPermissions.get(perm.name); 1871 if (bp == null) { 1872 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1873 mSettings.mPermissions.put(perm.name, bp); 1874 } 1875 if (perm.gids != null) { 1876 bp.setGids(perm.gids, perm.perUser); 1877 } 1878 } 1879 1880 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1881 for (int i=0; i<libConfig.size(); i++) { 1882 mSharedLibraries.put(libConfig.keyAt(i), 1883 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1884 } 1885 1886 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1887 1888 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1889 mSdkVersion, mOnlyCore); 1890 1891 String customResolverActivity = Resources.getSystem().getString( 1892 R.string.config_customResolverActivity); 1893 if (TextUtils.isEmpty(customResolverActivity)) { 1894 customResolverActivity = null; 1895 } else { 1896 mCustomResolverComponentName = ComponentName.unflattenFromString( 1897 customResolverActivity); 1898 } 1899 1900 long startTime = SystemClock.uptimeMillis(); 1901 1902 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1903 startTime); 1904 1905 // Set flag to monitor and not change apk file paths when 1906 // scanning install directories. 1907 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1908 1909 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1910 1911 /** 1912 * Add everything in the in the boot class path to the 1913 * list of process files because dexopt will have been run 1914 * if necessary during zygote startup. 1915 */ 1916 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1917 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1918 1919 if (bootClassPath != null) { 1920 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1921 for (String element : bootClassPathElements) { 1922 alreadyDexOpted.add(element); 1923 } 1924 } else { 1925 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1926 } 1927 1928 if (systemServerClassPath != null) { 1929 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1930 for (String element : systemServerClassPathElements) { 1931 alreadyDexOpted.add(element); 1932 } 1933 } else { 1934 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1935 } 1936 1937 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1938 final String[] dexCodeInstructionSets = 1939 getDexCodeInstructionSets( 1940 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1941 1942 /** 1943 * Ensure all external libraries have had dexopt run on them. 1944 */ 1945 if (mSharedLibraries.size() > 0) { 1946 // NOTE: For now, we're compiling these system "shared libraries" 1947 // (and framework jars) into all available architectures. It's possible 1948 // to compile them only when we come across an app that uses them (there's 1949 // already logic for that in scanPackageLI) but that adds some complexity. 1950 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1951 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1952 final String lib = libEntry.path; 1953 if (lib == null) { 1954 continue; 1955 } 1956 1957 try { 1958 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1959 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1960 alreadyDexOpted.add(lib); 1961 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1962 } 1963 } catch (FileNotFoundException e) { 1964 Slog.w(TAG, "Library not found: " + lib); 1965 } catch (IOException e) { 1966 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1967 + e.getMessage()); 1968 } 1969 } 1970 } 1971 } 1972 1973 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1974 1975 // Gross hack for now: we know this file doesn't contain any 1976 // code, so don't dexopt it to avoid the resulting log spew. 1977 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1978 1979 // Gross hack for now: we know this file is only part of 1980 // the boot class path for art, so don't dexopt it to 1981 // avoid the resulting log spew. 1982 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1983 1984 /** 1985 * There are a number of commands implemented in Java, which 1986 * we currently need to do the dexopt on so that they can be 1987 * run from a non-root shell. 1988 */ 1989 String[] frameworkFiles = frameworkDir.list(); 1990 if (frameworkFiles != null) { 1991 // TODO: We could compile these only for the most preferred ABI. We should 1992 // first double check that the dex files for these commands are not referenced 1993 // by other system apps. 1994 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1995 for (int i=0; i<frameworkFiles.length; i++) { 1996 File libPath = new File(frameworkDir, frameworkFiles[i]); 1997 String path = libPath.getPath(); 1998 // Skip the file if we already did it. 1999 if (alreadyDexOpted.contains(path)) { 2000 continue; 2001 } 2002 // Skip the file if it is not a type we want to dexopt. 2003 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2004 continue; 2005 } 2006 try { 2007 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2008 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2009 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2010 } 2011 } catch (FileNotFoundException e) { 2012 Slog.w(TAG, "Jar not found: " + path); 2013 } catch (IOException e) { 2014 Slog.w(TAG, "Exception reading jar: " + path, e); 2015 } 2016 } 2017 } 2018 } 2019 2020 // Collect vendor overlay packages. 2021 // (Do this before scanning any apps.) 2022 // For security and version matching reason, only consider 2023 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2024 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2025 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2026 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2027 2028 // Find base frameworks (resource packages without code). 2029 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2030 | PackageParser.PARSE_IS_SYSTEM_DIR 2031 | PackageParser.PARSE_IS_PRIVILEGED, 2032 scanFlags | SCAN_NO_DEX, 0); 2033 2034 // Collected privileged system packages. 2035 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2036 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2037 | PackageParser.PARSE_IS_SYSTEM_DIR 2038 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2039 2040 // Collect ordinary system packages. 2041 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2042 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2043 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2044 2045 // Collect all vendor packages. 2046 File vendorAppDir = new File("/vendor/app"); 2047 try { 2048 vendorAppDir = vendorAppDir.getCanonicalFile(); 2049 } catch (IOException e) { 2050 // failed to look up canonical path, continue with original one 2051 } 2052 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2053 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2054 2055 // Collect all OEM packages. 2056 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2057 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2058 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2059 2060 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2061 mInstaller.moveFiles(); 2062 2063 // Prune any system packages that no longer exist. 2064 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2065 if (!mOnlyCore) { 2066 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2067 while (psit.hasNext()) { 2068 PackageSetting ps = psit.next(); 2069 2070 /* 2071 * If this is not a system app, it can't be a 2072 * disable system app. 2073 */ 2074 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2075 continue; 2076 } 2077 2078 /* 2079 * If the package is scanned, it's not erased. 2080 */ 2081 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2082 if (scannedPkg != null) { 2083 /* 2084 * If the system app is both scanned and in the 2085 * disabled packages list, then it must have been 2086 * added via OTA. Remove it from the currently 2087 * scanned package so the previously user-installed 2088 * application can be scanned. 2089 */ 2090 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2091 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2092 + ps.name + "; removing system app. Last known codePath=" 2093 + ps.codePathString + ", installStatus=" + ps.installStatus 2094 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2095 + scannedPkg.mVersionCode); 2096 removePackageLI(ps, true); 2097 mExpectingBetter.put(ps.name, ps.codePath); 2098 } 2099 2100 continue; 2101 } 2102 2103 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2104 psit.remove(); 2105 logCriticalInfo(Log.WARN, "System package " + ps.name 2106 + " no longer exists; wiping its data"); 2107 removeDataDirsLI(null, ps.name); 2108 } else { 2109 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2110 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2111 possiblyDeletedUpdatedSystemApps.add(ps.name); 2112 } 2113 } 2114 } 2115 } 2116 2117 //look for any incomplete package installations 2118 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2119 //clean up list 2120 for(int i = 0; i < deletePkgsList.size(); i++) { 2121 //clean up here 2122 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2123 } 2124 //delete tmp files 2125 deleteTempPackageFiles(); 2126 2127 // Remove any shared userIDs that have no associated packages 2128 mSettings.pruneSharedUsersLPw(); 2129 2130 if (!mOnlyCore) { 2131 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2132 SystemClock.uptimeMillis()); 2133 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2134 2135 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2136 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2137 2138 /** 2139 * Remove disable package settings for any updated system 2140 * apps that were removed via an OTA. If they're not a 2141 * previously-updated app, remove them completely. 2142 * Otherwise, just revoke their system-level permissions. 2143 */ 2144 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2145 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2146 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2147 2148 String msg; 2149 if (deletedPkg == null) { 2150 msg = "Updated system package " + deletedAppName 2151 + " no longer exists; wiping its data"; 2152 removeDataDirsLI(null, deletedAppName); 2153 } else { 2154 msg = "Updated system app + " + deletedAppName 2155 + " no longer present; removing system privileges for " 2156 + deletedAppName; 2157 2158 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2159 2160 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2161 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2162 } 2163 logCriticalInfo(Log.WARN, msg); 2164 } 2165 2166 /** 2167 * Make sure all system apps that we expected to appear on 2168 * the userdata partition actually showed up. If they never 2169 * appeared, crawl back and revive the system version. 2170 */ 2171 for (int i = 0; i < mExpectingBetter.size(); i++) { 2172 final String packageName = mExpectingBetter.keyAt(i); 2173 if (!mPackages.containsKey(packageName)) { 2174 final File scanFile = mExpectingBetter.valueAt(i); 2175 2176 logCriticalInfo(Log.WARN, "Expected better " + packageName 2177 + " but never showed up; reverting to system"); 2178 2179 final int reparseFlags; 2180 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2181 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2182 | PackageParser.PARSE_IS_SYSTEM_DIR 2183 | PackageParser.PARSE_IS_PRIVILEGED; 2184 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2185 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2186 | PackageParser.PARSE_IS_SYSTEM_DIR; 2187 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2188 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2189 | PackageParser.PARSE_IS_SYSTEM_DIR; 2190 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2191 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2192 | PackageParser.PARSE_IS_SYSTEM_DIR; 2193 } else { 2194 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2195 continue; 2196 } 2197 2198 mSettings.enableSystemPackageLPw(packageName); 2199 2200 try { 2201 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2202 } catch (PackageManagerException e) { 2203 Slog.e(TAG, "Failed to parse original system package: " 2204 + e.getMessage()); 2205 } 2206 } 2207 } 2208 } 2209 mExpectingBetter.clear(); 2210 2211 // Now that we know all of the shared libraries, update all clients to have 2212 // the correct library paths. 2213 updateAllSharedLibrariesLPw(); 2214 2215 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2216 // NOTE: We ignore potential failures here during a system scan (like 2217 // the rest of the commands above) because there's precious little we 2218 // can do about it. A settings error is reported, though. 2219 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2220 false /* force dexopt */, false /* defer dexopt */); 2221 } 2222 2223 // Now that we know all the packages we are keeping, 2224 // read and update their last usage times. 2225 mPackageUsage.readLP(); 2226 2227 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2228 SystemClock.uptimeMillis()); 2229 Slog.i(TAG, "Time to scan packages: " 2230 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2231 + " seconds"); 2232 2233 // If the platform SDK has changed since the last time we booted, 2234 // we need to re-grant app permission to catch any new ones that 2235 // appear. This is really a hack, and means that apps can in some 2236 // cases get permissions that the user didn't initially explicitly 2237 // allow... it would be nice to have some better way to handle 2238 // this situation. 2239 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2240 != mSdkVersion; 2241 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2242 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2243 + "; regranting permissions for internal storage"); 2244 mSettings.mInternalSdkPlatform = mSdkVersion; 2245 2246 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2247 | (regrantPermissions 2248 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2249 : 0)); 2250 2251 // If this is the first boot, and it is a normal boot, then 2252 // we need to initialize the default preferred apps. 2253 if (!mRestoredSettings && !onlyCore) { 2254 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2255 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2256 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2257 } 2258 2259 // If this is first boot after an OTA, and a normal boot, then 2260 // we need to clear code cache directories. 2261 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2262 if (mIsUpgrade && !onlyCore) { 2263 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2264 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2265 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2266 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2267 } 2268 mSettings.mFingerprint = Build.FINGERPRINT; 2269 } 2270 2271 checkDefaultBrowser(); 2272 2273 // All the changes are done during package scanning. 2274 mSettings.updateInternalDatabaseVersion(); 2275 2276 // can downgrade to reader 2277 mSettings.writeLPr(); 2278 2279 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2280 SystemClock.uptimeMillis()); 2281 2282 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2283 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2284 2285 mInstallerService = new PackageInstallerService(context, this); 2286 2287 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2288 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2289 mIntentFilterVerifierComponent); 2290 2291 } // synchronized (mPackages) 2292 } // synchronized (mInstallLock) 2293 2294 // Now after opening every single application zip, make sure they 2295 // are all flushed. Not really needed, but keeps things nice and 2296 // tidy. 2297 Runtime.getRuntime().gc(); 2298 2299 // Expose private service for system components to use. 2300 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2301 } 2302 2303 @Override 2304 public boolean isFirstBoot() { 2305 return !mRestoredSettings; 2306 } 2307 2308 @Override 2309 public boolean isOnlyCoreApps() { 2310 return mOnlyCore; 2311 } 2312 2313 @Override 2314 public boolean isUpgrade() { 2315 return mIsUpgrade; 2316 } 2317 2318 private String getRequiredVerifierLPr() { 2319 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2320 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2321 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2322 2323 String requiredVerifier = null; 2324 2325 final int N = receivers.size(); 2326 for (int i = 0; i < N; i++) { 2327 final ResolveInfo info = receivers.get(i); 2328 2329 if (info.activityInfo == null) { 2330 continue; 2331 } 2332 2333 final String packageName = info.activityInfo.packageName; 2334 2335 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2336 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2337 continue; 2338 } 2339 2340 if (requiredVerifier != null) { 2341 throw new RuntimeException("There can be only one required verifier"); 2342 } 2343 2344 requiredVerifier = packageName; 2345 } 2346 2347 return requiredVerifier; 2348 } 2349 2350 private String getRequiredInstallerLPr() { 2351 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2352 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2353 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2354 2355 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2356 PACKAGE_MIME_TYPE, 0, 0); 2357 2358 String requiredInstaller = null; 2359 2360 final int N = installers.size(); 2361 for (int i = 0; i < N; i++) { 2362 final ResolveInfo info = installers.get(i); 2363 final String packageName = info.activityInfo.packageName; 2364 2365 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2366 continue; 2367 } 2368 2369 if (requiredInstaller != null) { 2370 throw new RuntimeException("There must be one required installer"); 2371 } 2372 2373 requiredInstaller = packageName; 2374 } 2375 2376 if (requiredInstaller == null) { 2377 throw new RuntimeException("There must be one required installer"); 2378 } 2379 2380 return requiredInstaller; 2381 } 2382 2383 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2384 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2385 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2386 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2387 2388 ComponentName verifierComponentName = null; 2389 2390 int priority = -1000; 2391 final int N = receivers.size(); 2392 for (int i = 0; i < N; i++) { 2393 final ResolveInfo info = receivers.get(i); 2394 2395 if (info.activityInfo == null) { 2396 continue; 2397 } 2398 2399 final String packageName = info.activityInfo.packageName; 2400 2401 final PackageSetting ps = mSettings.mPackages.get(packageName); 2402 if (ps == null) { 2403 continue; 2404 } 2405 2406 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2407 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2408 continue; 2409 } 2410 2411 // Select the IntentFilterVerifier with the highest priority 2412 if (priority < info.priority) { 2413 priority = info.priority; 2414 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2415 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2416 + verifierComponentName + " with priority: " + info.priority); 2417 } 2418 } 2419 2420 return verifierComponentName; 2421 } 2422 2423 private void primeDomainVerificationsLPw(int userId) { 2424 if (DEBUG_DOMAIN_VERIFICATION) { 2425 Slog.d(TAG, "Priming domain verifications in user " + userId); 2426 } 2427 2428 SystemConfig systemConfig = SystemConfig.getInstance(); 2429 ArraySet<String> packages = systemConfig.getLinkedApps(); 2430 ArraySet<String> domains = new ArraySet<String>(); 2431 2432 for (String packageName : packages) { 2433 PackageParser.Package pkg = mPackages.get(packageName); 2434 if (pkg != null) { 2435 if (!pkg.isSystemApp()) { 2436 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2437 continue; 2438 } 2439 2440 domains.clear(); 2441 for (PackageParser.Activity a : pkg.activities) { 2442 for (ActivityIntentInfo filter : a.intents) { 2443 if (hasValidDomains(filter)) { 2444 domains.addAll(filter.getHostsList()); 2445 } 2446 } 2447 } 2448 2449 if (domains.size() > 0) { 2450 if (DEBUG_DOMAIN_VERIFICATION) { 2451 Slog.v(TAG, " + " + packageName); 2452 } 2453 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2454 // state w.r.t. the formal app-linkage "no verification attempted" state; 2455 // and then 'always' in the per-user state actually used for intent resolution. 2456 final IntentFilterVerificationInfo ivi; 2457 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2458 new ArrayList<String>(domains)); 2459 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2460 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2461 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2462 } else { 2463 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2464 + "' does not handle web links"); 2465 } 2466 } else { 2467 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2468 } 2469 } 2470 2471 scheduleWritePackageRestrictionsLocked(userId); 2472 scheduleWriteSettingsLocked(); 2473 } 2474 2475 private void applyFactoryDefaultBrowserLPw(int userId) { 2476 // The default browser app's package name is stored in a string resource, 2477 // with a product-specific overlay used for vendor customization. 2478 String browserPkg = mContext.getResources().getString( 2479 com.android.internal.R.string.default_browser); 2480 if (!TextUtils.isEmpty(browserPkg)) { 2481 // non-empty string => required to be a known package 2482 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2483 if (ps == null) { 2484 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2485 browserPkg = null; 2486 } else { 2487 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2488 } 2489 } 2490 2491 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2492 // default. If there's more than one, just leave everything alone. 2493 if (browserPkg == null) { 2494 calculateDefaultBrowserLPw(userId); 2495 } 2496 } 2497 2498 private void calculateDefaultBrowserLPw(int userId) { 2499 List<String> allBrowsers = resolveAllBrowserApps(userId); 2500 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2501 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2502 } 2503 2504 private List<String> resolveAllBrowserApps(int userId) { 2505 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2506 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2507 PackageManager.MATCH_ALL, userId); 2508 2509 final int count = list.size(); 2510 List<String> result = new ArrayList<String>(count); 2511 for (int i=0; i<count; i++) { 2512 ResolveInfo info = list.get(i); 2513 if (info.activityInfo == null 2514 || !info.handleAllWebDataURI 2515 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2516 || result.contains(info.activityInfo.packageName)) { 2517 continue; 2518 } 2519 result.add(info.activityInfo.packageName); 2520 } 2521 2522 return result; 2523 } 2524 2525 private boolean packageIsBrowser(String packageName, int userId) { 2526 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2527 PackageManager.MATCH_ALL, userId); 2528 final int N = list.size(); 2529 for (int i = 0; i < N; i++) { 2530 ResolveInfo info = list.get(i); 2531 if (packageName.equals(info.activityInfo.packageName)) { 2532 return true; 2533 } 2534 } 2535 return false; 2536 } 2537 2538 private void checkDefaultBrowser() { 2539 final int myUserId = UserHandle.myUserId(); 2540 final String packageName = getDefaultBrowserPackageName(myUserId); 2541 if (packageName != null) { 2542 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2543 if (info == null) { 2544 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2545 synchronized (mPackages) { 2546 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2547 } 2548 } 2549 } 2550 } 2551 2552 @Override 2553 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2554 throws RemoteException { 2555 try { 2556 return super.onTransact(code, data, reply, flags); 2557 } catch (RuntimeException e) { 2558 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2559 Slog.wtf(TAG, "Package Manager Crash", e); 2560 } 2561 throw e; 2562 } 2563 } 2564 2565 void cleanupInstallFailedPackage(PackageSetting ps) { 2566 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2567 2568 removeDataDirsLI(ps.volumeUuid, ps.name); 2569 if (ps.codePath != null) { 2570 if (ps.codePath.isDirectory()) { 2571 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2572 } else { 2573 ps.codePath.delete(); 2574 } 2575 } 2576 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2577 if (ps.resourcePath.isDirectory()) { 2578 FileUtils.deleteContents(ps.resourcePath); 2579 } 2580 ps.resourcePath.delete(); 2581 } 2582 mSettings.removePackageLPw(ps.name); 2583 } 2584 2585 static int[] appendInts(int[] cur, int[] add) { 2586 if (add == null) return cur; 2587 if (cur == null) return add; 2588 final int N = add.length; 2589 for (int i=0; i<N; i++) { 2590 cur = appendInt(cur, add[i]); 2591 } 2592 return cur; 2593 } 2594 2595 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2596 if (!sUserManager.exists(userId)) return null; 2597 final PackageSetting ps = (PackageSetting) p.mExtras; 2598 if (ps == null) { 2599 return null; 2600 } 2601 2602 final PermissionsState permissionsState = ps.getPermissionsState(); 2603 2604 final int[] gids = permissionsState.computeGids(userId); 2605 final Set<String> permissions = permissionsState.getPermissions(userId); 2606 final PackageUserState state = ps.readUserState(userId); 2607 2608 return PackageParser.generatePackageInfo(p, gids, flags, 2609 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2610 } 2611 2612 @Override 2613 public boolean isPackageFrozen(String packageName) { 2614 synchronized (mPackages) { 2615 final PackageSetting ps = mSettings.mPackages.get(packageName); 2616 if (ps != null) { 2617 return ps.frozen; 2618 } 2619 } 2620 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2621 return true; 2622 } 2623 2624 @Override 2625 public boolean isPackageAvailable(String packageName, int userId) { 2626 if (!sUserManager.exists(userId)) return false; 2627 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2628 synchronized (mPackages) { 2629 PackageParser.Package p = mPackages.get(packageName); 2630 if (p != null) { 2631 final PackageSetting ps = (PackageSetting) p.mExtras; 2632 if (ps != null) { 2633 final PackageUserState state = ps.readUserState(userId); 2634 if (state != null) { 2635 return PackageParser.isAvailable(state); 2636 } 2637 } 2638 } 2639 } 2640 return false; 2641 } 2642 2643 @Override 2644 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2645 if (!sUserManager.exists(userId)) return null; 2646 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2647 // reader 2648 synchronized (mPackages) { 2649 PackageParser.Package p = mPackages.get(packageName); 2650 if (DEBUG_PACKAGE_INFO) 2651 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2652 if (p != null) { 2653 return generatePackageInfo(p, flags, userId); 2654 } 2655 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2656 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2657 } 2658 } 2659 return null; 2660 } 2661 2662 @Override 2663 public String[] currentToCanonicalPackageNames(String[] names) { 2664 String[] out = new String[names.length]; 2665 // reader 2666 synchronized (mPackages) { 2667 for (int i=names.length-1; i>=0; i--) { 2668 PackageSetting ps = mSettings.mPackages.get(names[i]); 2669 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2670 } 2671 } 2672 return out; 2673 } 2674 2675 @Override 2676 public String[] canonicalToCurrentPackageNames(String[] names) { 2677 String[] out = new String[names.length]; 2678 // reader 2679 synchronized (mPackages) { 2680 for (int i=names.length-1; i>=0; i--) { 2681 String cur = mSettings.mRenamedPackages.get(names[i]); 2682 out[i] = cur != null ? cur : names[i]; 2683 } 2684 } 2685 return out; 2686 } 2687 2688 @Override 2689 public int getPackageUid(String packageName, int userId) { 2690 if (!sUserManager.exists(userId)) return -1; 2691 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2692 2693 // reader 2694 synchronized (mPackages) { 2695 PackageParser.Package p = mPackages.get(packageName); 2696 if(p != null) { 2697 return UserHandle.getUid(userId, p.applicationInfo.uid); 2698 } 2699 PackageSetting ps = mSettings.mPackages.get(packageName); 2700 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2701 return -1; 2702 } 2703 p = ps.pkg; 2704 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2705 } 2706 } 2707 2708 @Override 2709 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2710 if (!sUserManager.exists(userId)) { 2711 return null; 2712 } 2713 2714 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2715 "getPackageGids"); 2716 2717 // reader 2718 synchronized (mPackages) { 2719 PackageParser.Package p = mPackages.get(packageName); 2720 if (DEBUG_PACKAGE_INFO) { 2721 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2722 } 2723 if (p != null) { 2724 PackageSetting ps = (PackageSetting) p.mExtras; 2725 return ps.getPermissionsState().computeGids(userId); 2726 } 2727 } 2728 2729 return null; 2730 } 2731 2732 static PermissionInfo generatePermissionInfo( 2733 BasePermission bp, int flags) { 2734 if (bp.perm != null) { 2735 return PackageParser.generatePermissionInfo(bp.perm, flags); 2736 } 2737 PermissionInfo pi = new PermissionInfo(); 2738 pi.name = bp.name; 2739 pi.packageName = bp.sourcePackage; 2740 pi.nonLocalizedLabel = bp.name; 2741 pi.protectionLevel = bp.protectionLevel; 2742 return pi; 2743 } 2744 2745 @Override 2746 public PermissionInfo getPermissionInfo(String name, int flags) { 2747 // reader 2748 synchronized (mPackages) { 2749 final BasePermission p = mSettings.mPermissions.get(name); 2750 if (p != null) { 2751 return generatePermissionInfo(p, flags); 2752 } 2753 return null; 2754 } 2755 } 2756 2757 @Override 2758 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2759 // reader 2760 synchronized (mPackages) { 2761 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2762 for (BasePermission p : mSettings.mPermissions.values()) { 2763 if (group == null) { 2764 if (p.perm == null || p.perm.info.group == null) { 2765 out.add(generatePermissionInfo(p, flags)); 2766 } 2767 } else { 2768 if (p.perm != null && group.equals(p.perm.info.group)) { 2769 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2770 } 2771 } 2772 } 2773 2774 if (out.size() > 0) { 2775 return out; 2776 } 2777 return mPermissionGroups.containsKey(group) ? out : null; 2778 } 2779 } 2780 2781 @Override 2782 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2783 // reader 2784 synchronized (mPackages) { 2785 return PackageParser.generatePermissionGroupInfo( 2786 mPermissionGroups.get(name), flags); 2787 } 2788 } 2789 2790 @Override 2791 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2792 // reader 2793 synchronized (mPackages) { 2794 final int N = mPermissionGroups.size(); 2795 ArrayList<PermissionGroupInfo> out 2796 = new ArrayList<PermissionGroupInfo>(N); 2797 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2798 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2799 } 2800 return out; 2801 } 2802 } 2803 2804 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2805 int userId) { 2806 if (!sUserManager.exists(userId)) return null; 2807 PackageSetting ps = mSettings.mPackages.get(packageName); 2808 if (ps != null) { 2809 if (ps.pkg == null) { 2810 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2811 flags, userId); 2812 if (pInfo != null) { 2813 return pInfo.applicationInfo; 2814 } 2815 return null; 2816 } 2817 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2818 ps.readUserState(userId), userId); 2819 } 2820 return null; 2821 } 2822 2823 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2824 int userId) { 2825 if (!sUserManager.exists(userId)) return null; 2826 PackageSetting ps = mSettings.mPackages.get(packageName); 2827 if (ps != null) { 2828 PackageParser.Package pkg = ps.pkg; 2829 if (pkg == null) { 2830 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2831 return null; 2832 } 2833 // Only data remains, so we aren't worried about code paths 2834 pkg = new PackageParser.Package(packageName); 2835 pkg.applicationInfo.packageName = packageName; 2836 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2837 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2838 pkg.applicationInfo.dataDir = Environment 2839 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2840 .getAbsolutePath(); 2841 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2842 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2843 } 2844 return generatePackageInfo(pkg, flags, userId); 2845 } 2846 return null; 2847 } 2848 2849 @Override 2850 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2851 if (!sUserManager.exists(userId)) return null; 2852 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2853 // writer 2854 synchronized (mPackages) { 2855 PackageParser.Package p = mPackages.get(packageName); 2856 if (DEBUG_PACKAGE_INFO) Log.v( 2857 TAG, "getApplicationInfo " + packageName 2858 + ": " + p); 2859 if (p != null) { 2860 PackageSetting ps = mSettings.mPackages.get(packageName); 2861 if (ps == null) return null; 2862 // Note: isEnabledLP() does not apply here - always return info 2863 return PackageParser.generateApplicationInfo( 2864 p, flags, ps.readUserState(userId), userId); 2865 } 2866 if ("android".equals(packageName)||"system".equals(packageName)) { 2867 return mAndroidApplication; 2868 } 2869 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2870 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2871 } 2872 } 2873 return null; 2874 } 2875 2876 @Override 2877 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2878 final IPackageDataObserver observer) { 2879 mContext.enforceCallingOrSelfPermission( 2880 android.Manifest.permission.CLEAR_APP_CACHE, null); 2881 // Queue up an async operation since clearing cache may take a little while. 2882 mHandler.post(new Runnable() { 2883 public void run() { 2884 mHandler.removeCallbacks(this); 2885 int retCode = -1; 2886 synchronized (mInstallLock) { 2887 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2888 if (retCode < 0) { 2889 Slog.w(TAG, "Couldn't clear application caches"); 2890 } 2891 } 2892 if (observer != null) { 2893 try { 2894 observer.onRemoveCompleted(null, (retCode >= 0)); 2895 } catch (RemoteException e) { 2896 Slog.w(TAG, "RemoveException when invoking call back"); 2897 } 2898 } 2899 } 2900 }); 2901 } 2902 2903 @Override 2904 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2905 final IntentSender pi) { 2906 mContext.enforceCallingOrSelfPermission( 2907 android.Manifest.permission.CLEAR_APP_CACHE, null); 2908 // Queue up an async operation since clearing cache may take a little while. 2909 mHandler.post(new Runnable() { 2910 public void run() { 2911 mHandler.removeCallbacks(this); 2912 int retCode = -1; 2913 synchronized (mInstallLock) { 2914 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2915 if (retCode < 0) { 2916 Slog.w(TAG, "Couldn't clear application caches"); 2917 } 2918 } 2919 if(pi != null) { 2920 try { 2921 // Callback via pending intent 2922 int code = (retCode >= 0) ? 1 : 0; 2923 pi.sendIntent(null, code, null, 2924 null, null); 2925 } catch (SendIntentException e1) { 2926 Slog.i(TAG, "Failed to send pending intent"); 2927 } 2928 } 2929 } 2930 }); 2931 } 2932 2933 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2934 synchronized (mInstallLock) { 2935 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2936 throw new IOException("Failed to free enough space"); 2937 } 2938 } 2939 } 2940 2941 @Override 2942 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2943 if (!sUserManager.exists(userId)) return null; 2944 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2945 synchronized (mPackages) { 2946 PackageParser.Activity a = mActivities.mActivities.get(component); 2947 2948 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2949 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2950 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2951 if (ps == null) return null; 2952 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2953 userId); 2954 } 2955 if (mResolveComponentName.equals(component)) { 2956 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2957 new PackageUserState(), userId); 2958 } 2959 } 2960 return null; 2961 } 2962 2963 @Override 2964 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2965 String resolvedType) { 2966 synchronized (mPackages) { 2967 PackageParser.Activity a = mActivities.mActivities.get(component); 2968 if (a == null) { 2969 return false; 2970 } 2971 for (int i=0; i<a.intents.size(); i++) { 2972 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2973 intent.getData(), intent.getCategories(), TAG) >= 0) { 2974 return true; 2975 } 2976 } 2977 return false; 2978 } 2979 } 2980 2981 @Override 2982 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2983 if (!sUserManager.exists(userId)) return null; 2984 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2985 synchronized (mPackages) { 2986 PackageParser.Activity a = mReceivers.mActivities.get(component); 2987 if (DEBUG_PACKAGE_INFO) Log.v( 2988 TAG, "getReceiverInfo " + component + ": " + a); 2989 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2990 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2991 if (ps == null) return null; 2992 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2993 userId); 2994 } 2995 } 2996 return null; 2997 } 2998 2999 @Override 3000 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3001 if (!sUserManager.exists(userId)) return null; 3002 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3003 synchronized (mPackages) { 3004 PackageParser.Service s = mServices.mServices.get(component); 3005 if (DEBUG_PACKAGE_INFO) Log.v( 3006 TAG, "getServiceInfo " + component + ": " + s); 3007 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3008 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3009 if (ps == null) return null; 3010 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3011 userId); 3012 } 3013 } 3014 return null; 3015 } 3016 3017 @Override 3018 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3019 if (!sUserManager.exists(userId)) return null; 3020 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3021 synchronized (mPackages) { 3022 PackageParser.Provider p = mProviders.mProviders.get(component); 3023 if (DEBUG_PACKAGE_INFO) Log.v( 3024 TAG, "getProviderInfo " + component + ": " + p); 3025 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3026 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3027 if (ps == null) return null; 3028 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3029 userId); 3030 } 3031 } 3032 return null; 3033 } 3034 3035 @Override 3036 public String[] getSystemSharedLibraryNames() { 3037 Set<String> libSet; 3038 synchronized (mPackages) { 3039 libSet = mSharedLibraries.keySet(); 3040 int size = libSet.size(); 3041 if (size > 0) { 3042 String[] libs = new String[size]; 3043 libSet.toArray(libs); 3044 return libs; 3045 } 3046 } 3047 return null; 3048 } 3049 3050 /** 3051 * @hide 3052 */ 3053 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3054 synchronized (mPackages) { 3055 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3056 if (lib != null && lib.apk != null) { 3057 return mPackages.get(lib.apk); 3058 } 3059 } 3060 return null; 3061 } 3062 3063 @Override 3064 public FeatureInfo[] getSystemAvailableFeatures() { 3065 Collection<FeatureInfo> featSet; 3066 synchronized (mPackages) { 3067 featSet = mAvailableFeatures.values(); 3068 int size = featSet.size(); 3069 if (size > 0) { 3070 FeatureInfo[] features = new FeatureInfo[size+1]; 3071 featSet.toArray(features); 3072 FeatureInfo fi = new FeatureInfo(); 3073 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3074 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3075 features[size] = fi; 3076 return features; 3077 } 3078 } 3079 return null; 3080 } 3081 3082 @Override 3083 public boolean hasSystemFeature(String name) { 3084 synchronized (mPackages) { 3085 return mAvailableFeatures.containsKey(name); 3086 } 3087 } 3088 3089 private void checkValidCaller(int uid, int userId) { 3090 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3091 return; 3092 3093 throw new SecurityException("Caller uid=" + uid 3094 + " is not privileged to communicate with user=" + userId); 3095 } 3096 3097 @Override 3098 public int checkPermission(String permName, String pkgName, int userId) { 3099 if (!sUserManager.exists(userId)) { 3100 return PackageManager.PERMISSION_DENIED; 3101 } 3102 3103 synchronized (mPackages) { 3104 final PackageParser.Package p = mPackages.get(pkgName); 3105 if (p != null && p.mExtras != null) { 3106 final PackageSetting ps = (PackageSetting) p.mExtras; 3107 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3108 return PackageManager.PERMISSION_GRANTED; 3109 } 3110 } 3111 } 3112 3113 return PackageManager.PERMISSION_DENIED; 3114 } 3115 3116 @Override 3117 public int checkUidPermission(String permName, int uid) { 3118 final int userId = UserHandle.getUserId(uid); 3119 3120 if (!sUserManager.exists(userId)) { 3121 return PackageManager.PERMISSION_DENIED; 3122 } 3123 3124 synchronized (mPackages) { 3125 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3126 if (obj != null) { 3127 final SettingBase ps = (SettingBase) obj; 3128 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3129 return PackageManager.PERMISSION_GRANTED; 3130 } 3131 } else { 3132 ArraySet<String> perms = mSystemPermissions.get(uid); 3133 if (perms != null && perms.contains(permName)) { 3134 return PackageManager.PERMISSION_GRANTED; 3135 } 3136 } 3137 } 3138 3139 return PackageManager.PERMISSION_DENIED; 3140 } 3141 3142 @Override 3143 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3144 if (UserHandle.getCallingUserId() != userId) { 3145 mContext.enforceCallingPermission( 3146 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3147 "isPermissionRevokedByPolicy for user " + userId); 3148 } 3149 3150 if (checkPermission(permission, packageName, userId) 3151 == PackageManager.PERMISSION_GRANTED) { 3152 return false; 3153 } 3154 3155 final long identity = Binder.clearCallingIdentity(); 3156 try { 3157 final int flags = getPermissionFlags(permission, packageName, userId); 3158 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3159 } finally { 3160 Binder.restoreCallingIdentity(identity); 3161 } 3162 } 3163 3164 /** 3165 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3166 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3167 * @param checkShell TODO(yamasani): 3168 * @param message the message to log on security exception 3169 */ 3170 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3171 boolean checkShell, String message) { 3172 if (userId < 0) { 3173 throw new IllegalArgumentException("Invalid userId " + userId); 3174 } 3175 if (checkShell) { 3176 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3177 } 3178 if (userId == UserHandle.getUserId(callingUid)) return; 3179 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3180 if (requireFullPermission) { 3181 mContext.enforceCallingOrSelfPermission( 3182 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3183 } else { 3184 try { 3185 mContext.enforceCallingOrSelfPermission( 3186 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3187 } catch (SecurityException se) { 3188 mContext.enforceCallingOrSelfPermission( 3189 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3190 } 3191 } 3192 } 3193 } 3194 3195 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3196 if (callingUid == Process.SHELL_UID) { 3197 if (userHandle >= 0 3198 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3199 throw new SecurityException("Shell does not have permission to access user " 3200 + userHandle); 3201 } else if (userHandle < 0) { 3202 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3203 + Debug.getCallers(3)); 3204 } 3205 } 3206 } 3207 3208 private BasePermission findPermissionTreeLP(String permName) { 3209 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3210 if (permName.startsWith(bp.name) && 3211 permName.length() > bp.name.length() && 3212 permName.charAt(bp.name.length()) == '.') { 3213 return bp; 3214 } 3215 } 3216 return null; 3217 } 3218 3219 private BasePermission checkPermissionTreeLP(String permName) { 3220 if (permName != null) { 3221 BasePermission bp = findPermissionTreeLP(permName); 3222 if (bp != null) { 3223 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3224 return bp; 3225 } 3226 throw new SecurityException("Calling uid " 3227 + Binder.getCallingUid() 3228 + " is not allowed to add to permission tree " 3229 + bp.name + " owned by uid " + bp.uid); 3230 } 3231 } 3232 throw new SecurityException("No permission tree found for " + permName); 3233 } 3234 3235 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3236 if (s1 == null) { 3237 return s2 == null; 3238 } 3239 if (s2 == null) { 3240 return false; 3241 } 3242 if (s1.getClass() != s2.getClass()) { 3243 return false; 3244 } 3245 return s1.equals(s2); 3246 } 3247 3248 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3249 if (pi1.icon != pi2.icon) return false; 3250 if (pi1.logo != pi2.logo) return false; 3251 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3252 if (!compareStrings(pi1.name, pi2.name)) return false; 3253 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3254 // We'll take care of setting this one. 3255 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3256 // These are not currently stored in settings. 3257 //if (!compareStrings(pi1.group, pi2.group)) return false; 3258 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3259 //if (pi1.labelRes != pi2.labelRes) return false; 3260 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3261 return true; 3262 } 3263 3264 int permissionInfoFootprint(PermissionInfo info) { 3265 int size = info.name.length(); 3266 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3267 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3268 return size; 3269 } 3270 3271 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3272 int size = 0; 3273 for (BasePermission perm : mSettings.mPermissions.values()) { 3274 if (perm.uid == tree.uid) { 3275 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3276 } 3277 } 3278 return size; 3279 } 3280 3281 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3282 // We calculate the max size of permissions defined by this uid and throw 3283 // if that plus the size of 'info' would exceed our stated maximum. 3284 if (tree.uid != Process.SYSTEM_UID) { 3285 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3286 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3287 throw new SecurityException("Permission tree size cap exceeded"); 3288 } 3289 } 3290 } 3291 3292 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3293 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3294 throw new SecurityException("Label must be specified in permission"); 3295 } 3296 BasePermission tree = checkPermissionTreeLP(info.name); 3297 BasePermission bp = mSettings.mPermissions.get(info.name); 3298 boolean added = bp == null; 3299 boolean changed = true; 3300 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3301 if (added) { 3302 enforcePermissionCapLocked(info, tree); 3303 bp = new BasePermission(info.name, tree.sourcePackage, 3304 BasePermission.TYPE_DYNAMIC); 3305 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3306 throw new SecurityException( 3307 "Not allowed to modify non-dynamic permission " 3308 + info.name); 3309 } else { 3310 if (bp.protectionLevel == fixedLevel 3311 && bp.perm.owner.equals(tree.perm.owner) 3312 && bp.uid == tree.uid 3313 && comparePermissionInfos(bp.perm.info, info)) { 3314 changed = false; 3315 } 3316 } 3317 bp.protectionLevel = fixedLevel; 3318 info = new PermissionInfo(info); 3319 info.protectionLevel = fixedLevel; 3320 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3321 bp.perm.info.packageName = tree.perm.info.packageName; 3322 bp.uid = tree.uid; 3323 if (added) { 3324 mSettings.mPermissions.put(info.name, bp); 3325 } 3326 if (changed) { 3327 if (!async) { 3328 mSettings.writeLPr(); 3329 } else { 3330 scheduleWriteSettingsLocked(); 3331 } 3332 } 3333 return added; 3334 } 3335 3336 @Override 3337 public boolean addPermission(PermissionInfo info) { 3338 synchronized (mPackages) { 3339 return addPermissionLocked(info, false); 3340 } 3341 } 3342 3343 @Override 3344 public boolean addPermissionAsync(PermissionInfo info) { 3345 synchronized (mPackages) { 3346 return addPermissionLocked(info, true); 3347 } 3348 } 3349 3350 @Override 3351 public void removePermission(String name) { 3352 synchronized (mPackages) { 3353 checkPermissionTreeLP(name); 3354 BasePermission bp = mSettings.mPermissions.get(name); 3355 if (bp != null) { 3356 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3357 throw new SecurityException( 3358 "Not allowed to modify non-dynamic permission " 3359 + name); 3360 } 3361 mSettings.mPermissions.remove(name); 3362 mSettings.writeLPr(); 3363 } 3364 } 3365 } 3366 3367 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3368 BasePermission bp) { 3369 int index = pkg.requestedPermissions.indexOf(bp.name); 3370 if (index == -1) { 3371 throw new SecurityException("Package " + pkg.packageName 3372 + " has not requested permission " + bp.name); 3373 } 3374 if (!bp.isRuntime()) { 3375 throw new SecurityException("Permission " + bp.name 3376 + " is not a changeable permission type"); 3377 } 3378 } 3379 3380 @Override 3381 public void grantRuntimePermission(String packageName, String name, final int userId) { 3382 if (!sUserManager.exists(userId)) { 3383 Log.e(TAG, "No such user:" + userId); 3384 return; 3385 } 3386 3387 mContext.enforceCallingOrSelfPermission( 3388 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3389 "grantRuntimePermission"); 3390 3391 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3392 "grantRuntimePermission"); 3393 3394 final int uid; 3395 final SettingBase sb; 3396 3397 synchronized (mPackages) { 3398 final PackageParser.Package pkg = mPackages.get(packageName); 3399 if (pkg == null) { 3400 throw new IllegalArgumentException("Unknown package: " + packageName); 3401 } 3402 3403 final BasePermission bp = mSettings.mPermissions.get(name); 3404 if (bp == null) { 3405 throw new IllegalArgumentException("Unknown permission: " + name); 3406 } 3407 3408 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3409 3410 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3411 sb = (SettingBase) pkg.mExtras; 3412 if (sb == null) { 3413 throw new IllegalArgumentException("Unknown package: " + packageName); 3414 } 3415 3416 final PermissionsState permissionsState = sb.getPermissionsState(); 3417 3418 final int flags = permissionsState.getPermissionFlags(name, userId); 3419 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3420 throw new SecurityException("Cannot grant system fixed permission: " 3421 + name + " for package: " + packageName); 3422 } 3423 3424 final int result = permissionsState.grantRuntimePermission(bp, userId); 3425 switch (result) { 3426 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3427 return; 3428 } 3429 3430 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3431 mHandler.post(new Runnable() { 3432 @Override 3433 public void run() { 3434 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3435 } 3436 }); 3437 } break; 3438 } 3439 3440 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3441 3442 // Not critical if that is lost - app has to request again. 3443 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3444 } 3445 3446 // Only need to do this if user is initialized. Otherwise it's a new user 3447 // and there are no processes running as the user yet and there's no need 3448 // to make an expensive call to remount processes for the changed permissions. 3449 if (READ_EXTERNAL_STORAGE.equals(name) 3450 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3451 final long token = Binder.clearCallingIdentity(); 3452 try { 3453 if (sUserManager.isInitialized(userId)) { 3454 MountServiceInternal mountServiceInternal = LocalServices.getService( 3455 MountServiceInternal.class); 3456 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3457 } 3458 } finally { 3459 Binder.restoreCallingIdentity(token); 3460 } 3461 } 3462 } 3463 3464 @Override 3465 public void revokeRuntimePermission(String packageName, String name, int userId) { 3466 if (!sUserManager.exists(userId)) { 3467 Log.e(TAG, "No such user:" + userId); 3468 return; 3469 } 3470 3471 mContext.enforceCallingOrSelfPermission( 3472 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3473 "revokeRuntimePermission"); 3474 3475 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3476 "revokeRuntimePermission"); 3477 3478 final SettingBase sb; 3479 3480 synchronized (mPackages) { 3481 final PackageParser.Package pkg = mPackages.get(packageName); 3482 if (pkg == null) { 3483 throw new IllegalArgumentException("Unknown package: " + packageName); 3484 } 3485 3486 final BasePermission bp = mSettings.mPermissions.get(name); 3487 if (bp == null) { 3488 throw new IllegalArgumentException("Unknown permission: " + name); 3489 } 3490 3491 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3492 3493 sb = (SettingBase) pkg.mExtras; 3494 if (sb == null) { 3495 throw new IllegalArgumentException("Unknown package: " + packageName); 3496 } 3497 3498 final PermissionsState permissionsState = sb.getPermissionsState(); 3499 3500 final int flags = permissionsState.getPermissionFlags(name, userId); 3501 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3502 throw new SecurityException("Cannot revoke system fixed permission: " 3503 + name + " for package: " + packageName); 3504 } 3505 3506 if (permissionsState.revokeRuntimePermission(bp, userId) == 3507 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3508 return; 3509 } 3510 3511 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3512 3513 // Critical, after this call app should never have the permission. 3514 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3515 } 3516 3517 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3518 } 3519 3520 @Override 3521 public void resetRuntimePermissions() { 3522 mContext.enforceCallingOrSelfPermission( 3523 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3524 "revokeRuntimePermission"); 3525 3526 int callingUid = Binder.getCallingUid(); 3527 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3528 mContext.enforceCallingOrSelfPermission( 3529 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3530 "resetRuntimePermissions"); 3531 } 3532 3533 final int[] userIds; 3534 3535 synchronized (mPackages) { 3536 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3537 final int userCount = UserManagerService.getInstance().getUserIds().length; 3538 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3539 } 3540 3541 for (int userId : userIds) { 3542 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3543 } 3544 } 3545 3546 @Override 3547 public int getPermissionFlags(String name, String packageName, int userId) { 3548 if (!sUserManager.exists(userId)) { 3549 return 0; 3550 } 3551 3552 mContext.enforceCallingOrSelfPermission( 3553 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3554 "getPermissionFlags"); 3555 3556 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3557 "getPermissionFlags"); 3558 3559 synchronized (mPackages) { 3560 final PackageParser.Package pkg = mPackages.get(packageName); 3561 if (pkg == null) { 3562 throw new IllegalArgumentException("Unknown package: " + packageName); 3563 } 3564 3565 final BasePermission bp = mSettings.mPermissions.get(name); 3566 if (bp == null) { 3567 throw new IllegalArgumentException("Unknown permission: " + name); 3568 } 3569 3570 SettingBase sb = (SettingBase) pkg.mExtras; 3571 if (sb == null) { 3572 throw new IllegalArgumentException("Unknown package: " + packageName); 3573 } 3574 3575 PermissionsState permissionsState = sb.getPermissionsState(); 3576 return permissionsState.getPermissionFlags(name, userId); 3577 } 3578 } 3579 3580 @Override 3581 public void updatePermissionFlags(String name, String packageName, int flagMask, 3582 int flagValues, int userId) { 3583 if (!sUserManager.exists(userId)) { 3584 return; 3585 } 3586 3587 mContext.enforceCallingOrSelfPermission( 3588 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3589 "updatePermissionFlags"); 3590 3591 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3592 "updatePermissionFlags"); 3593 3594 // Only the system can change system fixed flags. 3595 if (getCallingUid() != Process.SYSTEM_UID) { 3596 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3597 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3598 } 3599 3600 synchronized (mPackages) { 3601 final PackageParser.Package pkg = mPackages.get(packageName); 3602 if (pkg == null) { 3603 throw new IllegalArgumentException("Unknown package: " + packageName); 3604 } 3605 3606 final BasePermission bp = mSettings.mPermissions.get(name); 3607 if (bp == null) { 3608 throw new IllegalArgumentException("Unknown permission: " + name); 3609 } 3610 3611 SettingBase sb = (SettingBase) pkg.mExtras; 3612 if (sb == null) { 3613 throw new IllegalArgumentException("Unknown package: " + packageName); 3614 } 3615 3616 PermissionsState permissionsState = sb.getPermissionsState(); 3617 3618 // Only the package manager can change flags for system component permissions. 3619 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3620 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3621 return; 3622 } 3623 3624 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3625 3626 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3627 // Install and runtime permissions are stored in different places, 3628 // so figure out what permission changed and persist the change. 3629 if (permissionsState.getInstallPermissionState(name) != null) { 3630 scheduleWriteSettingsLocked(); 3631 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3632 || hadState) { 3633 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3634 } 3635 } 3636 } 3637 } 3638 3639 /** 3640 * Update the permission flags for all packages and runtime permissions of a user in order 3641 * to allow device or profile owner to remove POLICY_FIXED. 3642 */ 3643 @Override 3644 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3645 if (!sUserManager.exists(userId)) { 3646 return; 3647 } 3648 3649 mContext.enforceCallingOrSelfPermission( 3650 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3651 "updatePermissionFlagsForAllApps"); 3652 3653 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3654 "updatePermissionFlagsForAllApps"); 3655 3656 // Only the system can change system fixed flags. 3657 if (getCallingUid() != Process.SYSTEM_UID) { 3658 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3659 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3660 } 3661 3662 synchronized (mPackages) { 3663 boolean changed = false; 3664 final int packageCount = mPackages.size(); 3665 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3666 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3667 SettingBase sb = (SettingBase) pkg.mExtras; 3668 if (sb == null) { 3669 continue; 3670 } 3671 PermissionsState permissionsState = sb.getPermissionsState(); 3672 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3673 userId, flagMask, flagValues); 3674 } 3675 if (changed) { 3676 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3677 } 3678 } 3679 } 3680 3681 @Override 3682 public boolean shouldShowRequestPermissionRationale(String permissionName, 3683 String packageName, int userId) { 3684 if (UserHandle.getCallingUserId() != userId) { 3685 mContext.enforceCallingPermission( 3686 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3687 "canShowRequestPermissionRationale for user " + userId); 3688 } 3689 3690 final int uid = getPackageUid(packageName, userId); 3691 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3692 return false; 3693 } 3694 3695 if (checkPermission(permissionName, packageName, userId) 3696 == PackageManager.PERMISSION_GRANTED) { 3697 return false; 3698 } 3699 3700 final int flags; 3701 3702 final long identity = Binder.clearCallingIdentity(); 3703 try { 3704 flags = getPermissionFlags(permissionName, 3705 packageName, userId); 3706 } finally { 3707 Binder.restoreCallingIdentity(identity); 3708 } 3709 3710 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3711 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3712 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3713 3714 if ((flags & fixedFlags) != 0) { 3715 return false; 3716 } 3717 3718 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3719 } 3720 3721 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3722 BasePermission bp = mSettings.mPermissions.get(permission); 3723 if (bp == null) { 3724 throw new SecurityException("Missing " + permission + " permission"); 3725 } 3726 3727 SettingBase sb = (SettingBase) pkg.mExtras; 3728 PermissionsState permissionsState = sb.getPermissionsState(); 3729 3730 if (permissionsState.grantInstallPermission(bp) != 3731 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3732 scheduleWriteSettingsLocked(); 3733 } 3734 } 3735 3736 @Override 3737 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3738 mContext.enforceCallingOrSelfPermission( 3739 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3740 "addOnPermissionsChangeListener"); 3741 3742 synchronized (mPackages) { 3743 mOnPermissionChangeListeners.addListenerLocked(listener); 3744 } 3745 } 3746 3747 @Override 3748 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3749 synchronized (mPackages) { 3750 mOnPermissionChangeListeners.removeListenerLocked(listener); 3751 } 3752 } 3753 3754 @Override 3755 public boolean isProtectedBroadcast(String actionName) { 3756 synchronized (mPackages) { 3757 return mProtectedBroadcasts.contains(actionName); 3758 } 3759 } 3760 3761 @Override 3762 public int checkSignatures(String pkg1, String pkg2) { 3763 synchronized (mPackages) { 3764 final PackageParser.Package p1 = mPackages.get(pkg1); 3765 final PackageParser.Package p2 = mPackages.get(pkg2); 3766 if (p1 == null || p1.mExtras == null 3767 || p2 == null || p2.mExtras == null) { 3768 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3769 } 3770 return compareSignatures(p1.mSignatures, p2.mSignatures); 3771 } 3772 } 3773 3774 @Override 3775 public int checkUidSignatures(int uid1, int uid2) { 3776 // Map to base uids. 3777 uid1 = UserHandle.getAppId(uid1); 3778 uid2 = UserHandle.getAppId(uid2); 3779 // reader 3780 synchronized (mPackages) { 3781 Signature[] s1; 3782 Signature[] s2; 3783 Object obj = mSettings.getUserIdLPr(uid1); 3784 if (obj != null) { 3785 if (obj instanceof SharedUserSetting) { 3786 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3787 } else if (obj instanceof PackageSetting) { 3788 s1 = ((PackageSetting)obj).signatures.mSignatures; 3789 } else { 3790 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3791 } 3792 } else { 3793 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3794 } 3795 obj = mSettings.getUserIdLPr(uid2); 3796 if (obj != null) { 3797 if (obj instanceof SharedUserSetting) { 3798 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3799 } else if (obj instanceof PackageSetting) { 3800 s2 = ((PackageSetting)obj).signatures.mSignatures; 3801 } else { 3802 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3803 } 3804 } else { 3805 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3806 } 3807 return compareSignatures(s1, s2); 3808 } 3809 } 3810 3811 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3812 final long identity = Binder.clearCallingIdentity(); 3813 try { 3814 if (sb instanceof SharedUserSetting) { 3815 SharedUserSetting sus = (SharedUserSetting) sb; 3816 final int packageCount = sus.packages.size(); 3817 for (int i = 0; i < packageCount; i++) { 3818 PackageSetting susPs = sus.packages.valueAt(i); 3819 if (userId == UserHandle.USER_ALL) { 3820 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3821 } else { 3822 final int uid = UserHandle.getUid(userId, susPs.appId); 3823 killUid(uid, reason); 3824 } 3825 } 3826 } else if (sb instanceof PackageSetting) { 3827 PackageSetting ps = (PackageSetting) sb; 3828 if (userId == UserHandle.USER_ALL) { 3829 killApplication(ps.pkg.packageName, ps.appId, reason); 3830 } else { 3831 final int uid = UserHandle.getUid(userId, ps.appId); 3832 killUid(uid, reason); 3833 } 3834 } 3835 } finally { 3836 Binder.restoreCallingIdentity(identity); 3837 } 3838 } 3839 3840 private static void killUid(int uid, String reason) { 3841 IActivityManager am = ActivityManagerNative.getDefault(); 3842 if (am != null) { 3843 try { 3844 am.killUid(uid, reason); 3845 } catch (RemoteException e) { 3846 /* ignore - same process */ 3847 } 3848 } 3849 } 3850 3851 /** 3852 * Compares two sets of signatures. Returns: 3853 * <br /> 3854 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3855 * <br /> 3856 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3857 * <br /> 3858 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3859 * <br /> 3860 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3861 * <br /> 3862 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3863 */ 3864 static int compareSignatures(Signature[] s1, Signature[] s2) { 3865 if (s1 == null) { 3866 return s2 == null 3867 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3868 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3869 } 3870 3871 if (s2 == null) { 3872 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3873 } 3874 3875 if (s1.length != s2.length) { 3876 return PackageManager.SIGNATURE_NO_MATCH; 3877 } 3878 3879 // Since both signature sets are of size 1, we can compare without HashSets. 3880 if (s1.length == 1) { 3881 return s1[0].equals(s2[0]) ? 3882 PackageManager.SIGNATURE_MATCH : 3883 PackageManager.SIGNATURE_NO_MATCH; 3884 } 3885 3886 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3887 for (Signature sig : s1) { 3888 set1.add(sig); 3889 } 3890 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3891 for (Signature sig : s2) { 3892 set2.add(sig); 3893 } 3894 // Make sure s2 contains all signatures in s1. 3895 if (set1.equals(set2)) { 3896 return PackageManager.SIGNATURE_MATCH; 3897 } 3898 return PackageManager.SIGNATURE_NO_MATCH; 3899 } 3900 3901 /** 3902 * If the database version for this type of package (internal storage or 3903 * external storage) is less than the version where package signatures 3904 * were updated, return true. 3905 */ 3906 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3907 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3908 DatabaseVersion.SIGNATURE_END_ENTITY)) 3909 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3910 DatabaseVersion.SIGNATURE_END_ENTITY)); 3911 } 3912 3913 /** 3914 * Used for backward compatibility to make sure any packages with 3915 * certificate chains get upgraded to the new style. {@code existingSigs} 3916 * will be in the old format (since they were stored on disk from before the 3917 * system upgrade) and {@code scannedSigs} will be in the newer format. 3918 */ 3919 private int compareSignaturesCompat(PackageSignatures existingSigs, 3920 PackageParser.Package scannedPkg) { 3921 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3922 return PackageManager.SIGNATURE_NO_MATCH; 3923 } 3924 3925 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3926 for (Signature sig : existingSigs.mSignatures) { 3927 existingSet.add(sig); 3928 } 3929 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3930 for (Signature sig : scannedPkg.mSignatures) { 3931 try { 3932 Signature[] chainSignatures = sig.getChainSignatures(); 3933 for (Signature chainSig : chainSignatures) { 3934 scannedCompatSet.add(chainSig); 3935 } 3936 } catch (CertificateEncodingException e) { 3937 scannedCompatSet.add(sig); 3938 } 3939 } 3940 /* 3941 * Make sure the expanded scanned set contains all signatures in the 3942 * existing one. 3943 */ 3944 if (scannedCompatSet.equals(existingSet)) { 3945 // Migrate the old signatures to the new scheme. 3946 existingSigs.assignSignatures(scannedPkg.mSignatures); 3947 // The new KeySets will be re-added later in the scanning process. 3948 synchronized (mPackages) { 3949 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3950 } 3951 return PackageManager.SIGNATURE_MATCH; 3952 } 3953 return PackageManager.SIGNATURE_NO_MATCH; 3954 } 3955 3956 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3957 if (isExternal(scannedPkg)) { 3958 return mSettings.isExternalDatabaseVersionOlderThan( 3959 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3960 } else { 3961 return mSettings.isInternalDatabaseVersionOlderThan( 3962 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3963 } 3964 } 3965 3966 private int compareSignaturesRecover(PackageSignatures existingSigs, 3967 PackageParser.Package scannedPkg) { 3968 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3969 return PackageManager.SIGNATURE_NO_MATCH; 3970 } 3971 3972 String msg = null; 3973 try { 3974 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3975 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3976 + scannedPkg.packageName); 3977 return PackageManager.SIGNATURE_MATCH; 3978 } 3979 } catch (CertificateException e) { 3980 msg = e.getMessage(); 3981 } 3982 3983 logCriticalInfo(Log.INFO, 3984 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3985 return PackageManager.SIGNATURE_NO_MATCH; 3986 } 3987 3988 @Override 3989 public String[] getPackagesForUid(int uid) { 3990 uid = UserHandle.getAppId(uid); 3991 // reader 3992 synchronized (mPackages) { 3993 Object obj = mSettings.getUserIdLPr(uid); 3994 if (obj instanceof SharedUserSetting) { 3995 final SharedUserSetting sus = (SharedUserSetting) obj; 3996 final int N = sus.packages.size(); 3997 final String[] res = new String[N]; 3998 final Iterator<PackageSetting> it = sus.packages.iterator(); 3999 int i = 0; 4000 while (it.hasNext()) { 4001 res[i++] = it.next().name; 4002 } 4003 return res; 4004 } else if (obj instanceof PackageSetting) { 4005 final PackageSetting ps = (PackageSetting) obj; 4006 return new String[] { ps.name }; 4007 } 4008 } 4009 return null; 4010 } 4011 4012 @Override 4013 public String getNameForUid(int uid) { 4014 // reader 4015 synchronized (mPackages) { 4016 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4017 if (obj instanceof SharedUserSetting) { 4018 final SharedUserSetting sus = (SharedUserSetting) obj; 4019 return sus.name + ":" + sus.userId; 4020 } else if (obj instanceof PackageSetting) { 4021 final PackageSetting ps = (PackageSetting) obj; 4022 return ps.name; 4023 } 4024 } 4025 return null; 4026 } 4027 4028 @Override 4029 public int getUidForSharedUser(String sharedUserName) { 4030 if(sharedUserName == null) { 4031 return -1; 4032 } 4033 // reader 4034 synchronized (mPackages) { 4035 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4036 if (suid == null) { 4037 return -1; 4038 } 4039 return suid.userId; 4040 } 4041 } 4042 4043 @Override 4044 public int getFlagsForUid(int uid) { 4045 synchronized (mPackages) { 4046 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4047 if (obj instanceof SharedUserSetting) { 4048 final SharedUserSetting sus = (SharedUserSetting) obj; 4049 return sus.pkgFlags; 4050 } else if (obj instanceof PackageSetting) { 4051 final PackageSetting ps = (PackageSetting) obj; 4052 return ps.pkgFlags; 4053 } 4054 } 4055 return 0; 4056 } 4057 4058 @Override 4059 public int getPrivateFlagsForUid(int uid) { 4060 synchronized (mPackages) { 4061 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4062 if (obj instanceof SharedUserSetting) { 4063 final SharedUserSetting sus = (SharedUserSetting) obj; 4064 return sus.pkgPrivateFlags; 4065 } else if (obj instanceof PackageSetting) { 4066 final PackageSetting ps = (PackageSetting) obj; 4067 return ps.pkgPrivateFlags; 4068 } 4069 } 4070 return 0; 4071 } 4072 4073 @Override 4074 public boolean isUidPrivileged(int uid) { 4075 uid = UserHandle.getAppId(uid); 4076 // reader 4077 synchronized (mPackages) { 4078 Object obj = mSettings.getUserIdLPr(uid); 4079 if (obj instanceof SharedUserSetting) { 4080 final SharedUserSetting sus = (SharedUserSetting) obj; 4081 final Iterator<PackageSetting> it = sus.packages.iterator(); 4082 while (it.hasNext()) { 4083 if (it.next().isPrivileged()) { 4084 return true; 4085 } 4086 } 4087 } else if (obj instanceof PackageSetting) { 4088 final PackageSetting ps = (PackageSetting) obj; 4089 return ps.isPrivileged(); 4090 } 4091 } 4092 return false; 4093 } 4094 4095 @Override 4096 public String[] getAppOpPermissionPackages(String permissionName) { 4097 synchronized (mPackages) { 4098 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4099 if (pkgs == null) { 4100 return null; 4101 } 4102 return pkgs.toArray(new String[pkgs.size()]); 4103 } 4104 } 4105 4106 @Override 4107 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4108 int flags, int userId) { 4109 if (!sUserManager.exists(userId)) return null; 4110 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4111 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4112 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4113 } 4114 4115 @Override 4116 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4117 IntentFilter filter, int match, ComponentName activity) { 4118 final int userId = UserHandle.getCallingUserId(); 4119 if (DEBUG_PREFERRED) { 4120 Log.v(TAG, "setLastChosenActivity intent=" + intent 4121 + " resolvedType=" + resolvedType 4122 + " flags=" + flags 4123 + " filter=" + filter 4124 + " match=" + match 4125 + " activity=" + activity); 4126 filter.dump(new PrintStreamPrinter(System.out), " "); 4127 } 4128 intent.setComponent(null); 4129 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4130 // Find any earlier preferred or last chosen entries and nuke them 4131 findPreferredActivity(intent, resolvedType, 4132 flags, query, 0, false, true, false, userId); 4133 // Add the new activity as the last chosen for this filter 4134 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4135 "Setting last chosen"); 4136 } 4137 4138 @Override 4139 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4140 final int userId = UserHandle.getCallingUserId(); 4141 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4142 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4143 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4144 false, false, false, userId); 4145 } 4146 4147 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4148 int flags, List<ResolveInfo> query, int userId) { 4149 if (query != null) { 4150 final int N = query.size(); 4151 if (N == 1) { 4152 return query.get(0); 4153 } else if (N > 1) { 4154 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4155 // If there is more than one activity with the same priority, 4156 // then let the user decide between them. 4157 ResolveInfo r0 = query.get(0); 4158 ResolveInfo r1 = query.get(1); 4159 if (DEBUG_INTENT_MATCHING || debug) { 4160 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4161 + r1.activityInfo.name + "=" + r1.priority); 4162 } 4163 // If the first activity has a higher priority, or a different 4164 // default, then it is always desireable to pick it. 4165 if (r0.priority != r1.priority 4166 || r0.preferredOrder != r1.preferredOrder 4167 || r0.isDefault != r1.isDefault) { 4168 return query.get(0); 4169 } 4170 // If we have saved a preference for a preferred activity for 4171 // this Intent, use that. 4172 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4173 flags, query, r0.priority, true, false, debug, userId); 4174 if (ri != null) { 4175 return ri; 4176 } 4177 if (userId != 0) { 4178 ri = new ResolveInfo(mResolveInfo); 4179 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4180 ri.activityInfo.applicationInfo = new ApplicationInfo( 4181 ri.activityInfo.applicationInfo); 4182 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4183 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4184 return ri; 4185 } 4186 return mResolveInfo; 4187 } 4188 } 4189 return null; 4190 } 4191 4192 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4193 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4194 final int N = query.size(); 4195 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4196 .get(userId); 4197 // Get the list of persistent preferred activities that handle the intent 4198 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4199 List<PersistentPreferredActivity> pprefs = ppir != null 4200 ? ppir.queryIntent(intent, resolvedType, 4201 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4202 : null; 4203 if (pprefs != null && pprefs.size() > 0) { 4204 final int M = pprefs.size(); 4205 for (int i=0; i<M; i++) { 4206 final PersistentPreferredActivity ppa = pprefs.get(i); 4207 if (DEBUG_PREFERRED || debug) { 4208 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4209 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4210 + "\n component=" + ppa.mComponent); 4211 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4212 } 4213 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4214 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4215 if (DEBUG_PREFERRED || debug) { 4216 Slog.v(TAG, "Found persistent preferred activity:"); 4217 if (ai != null) { 4218 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4219 } else { 4220 Slog.v(TAG, " null"); 4221 } 4222 } 4223 if (ai == null) { 4224 // This previously registered persistent preferred activity 4225 // component is no longer known. Ignore it and do NOT remove it. 4226 continue; 4227 } 4228 for (int j=0; j<N; j++) { 4229 final ResolveInfo ri = query.get(j); 4230 if (!ri.activityInfo.applicationInfo.packageName 4231 .equals(ai.applicationInfo.packageName)) { 4232 continue; 4233 } 4234 if (!ri.activityInfo.name.equals(ai.name)) { 4235 continue; 4236 } 4237 // Found a persistent preference that can handle the intent. 4238 if (DEBUG_PREFERRED || debug) { 4239 Slog.v(TAG, "Returning persistent preferred activity: " + 4240 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4241 } 4242 return ri; 4243 } 4244 } 4245 } 4246 return null; 4247 } 4248 4249 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4250 List<ResolveInfo> query, int priority, boolean always, 4251 boolean removeMatches, boolean debug, int userId) { 4252 if (!sUserManager.exists(userId)) return null; 4253 // writer 4254 synchronized (mPackages) { 4255 if (intent.getSelector() != null) { 4256 intent = intent.getSelector(); 4257 } 4258 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4259 4260 // Try to find a matching persistent preferred activity. 4261 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4262 debug, userId); 4263 4264 // If a persistent preferred activity matched, use it. 4265 if (pri != null) { 4266 return pri; 4267 } 4268 4269 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4270 // Get the list of preferred activities that handle the intent 4271 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4272 List<PreferredActivity> prefs = pir != null 4273 ? pir.queryIntent(intent, resolvedType, 4274 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4275 : null; 4276 if (prefs != null && prefs.size() > 0) { 4277 boolean changed = false; 4278 try { 4279 // First figure out how good the original match set is. 4280 // We will only allow preferred activities that came 4281 // from the same match quality. 4282 int match = 0; 4283 4284 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4285 4286 final int N = query.size(); 4287 for (int j=0; j<N; j++) { 4288 final ResolveInfo ri = query.get(j); 4289 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4290 + ": 0x" + Integer.toHexString(match)); 4291 if (ri.match > match) { 4292 match = ri.match; 4293 } 4294 } 4295 4296 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4297 + Integer.toHexString(match)); 4298 4299 match &= IntentFilter.MATCH_CATEGORY_MASK; 4300 final int M = prefs.size(); 4301 for (int i=0; i<M; i++) { 4302 final PreferredActivity pa = prefs.get(i); 4303 if (DEBUG_PREFERRED || debug) { 4304 Slog.v(TAG, "Checking PreferredActivity ds=" 4305 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4306 + "\n component=" + pa.mPref.mComponent); 4307 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4308 } 4309 if (pa.mPref.mMatch != match) { 4310 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4311 + Integer.toHexString(pa.mPref.mMatch)); 4312 continue; 4313 } 4314 // If it's not an "always" type preferred activity and that's what we're 4315 // looking for, skip it. 4316 if (always && !pa.mPref.mAlways) { 4317 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4318 continue; 4319 } 4320 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4321 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4322 if (DEBUG_PREFERRED || debug) { 4323 Slog.v(TAG, "Found preferred activity:"); 4324 if (ai != null) { 4325 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4326 } else { 4327 Slog.v(TAG, " null"); 4328 } 4329 } 4330 if (ai == null) { 4331 // This previously registered preferred activity 4332 // component is no longer known. Most likely an update 4333 // to the app was installed and in the new version this 4334 // component no longer exists. Clean it up by removing 4335 // it from the preferred activities list, and skip it. 4336 Slog.w(TAG, "Removing dangling preferred activity: " 4337 + pa.mPref.mComponent); 4338 pir.removeFilter(pa); 4339 changed = true; 4340 continue; 4341 } 4342 for (int j=0; j<N; j++) { 4343 final ResolveInfo ri = query.get(j); 4344 if (!ri.activityInfo.applicationInfo.packageName 4345 .equals(ai.applicationInfo.packageName)) { 4346 continue; 4347 } 4348 if (!ri.activityInfo.name.equals(ai.name)) { 4349 continue; 4350 } 4351 4352 if (removeMatches) { 4353 pir.removeFilter(pa); 4354 changed = true; 4355 if (DEBUG_PREFERRED) { 4356 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4357 } 4358 break; 4359 } 4360 4361 // Okay we found a previously set preferred or last chosen app. 4362 // If the result set is different from when this 4363 // was created, we need to clear it and re-ask the 4364 // user their preference, if we're looking for an "always" type entry. 4365 if (always && !pa.mPref.sameSet(query)) { 4366 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4367 + intent + " type " + resolvedType); 4368 if (DEBUG_PREFERRED) { 4369 Slog.v(TAG, "Removing preferred activity since set changed " 4370 + pa.mPref.mComponent); 4371 } 4372 pir.removeFilter(pa); 4373 // Re-add the filter as a "last chosen" entry (!always) 4374 PreferredActivity lastChosen = new PreferredActivity( 4375 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4376 pir.addFilter(lastChosen); 4377 changed = true; 4378 return null; 4379 } 4380 4381 // Yay! Either the set matched or we're looking for the last chosen 4382 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4383 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4384 return ri; 4385 } 4386 } 4387 } finally { 4388 if (changed) { 4389 if (DEBUG_PREFERRED) { 4390 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4391 } 4392 scheduleWritePackageRestrictionsLocked(userId); 4393 } 4394 } 4395 } 4396 } 4397 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4398 return null; 4399 } 4400 4401 /* 4402 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4403 */ 4404 @Override 4405 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4406 int targetUserId) { 4407 mContext.enforceCallingOrSelfPermission( 4408 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4409 List<CrossProfileIntentFilter> matches = 4410 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4411 if (matches != null) { 4412 int size = matches.size(); 4413 for (int i = 0; i < size; i++) { 4414 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4415 } 4416 } 4417 if (hasWebURI(intent)) { 4418 // cross-profile app linking works only towards the parent. 4419 final UserInfo parent = getProfileParent(sourceUserId); 4420 synchronized(mPackages) { 4421 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4422 intent, resolvedType, 0, sourceUserId, parent.id); 4423 return xpDomainInfo != null 4424 && xpDomainInfo.bestDomainVerificationStatus != 4425 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4426 } 4427 } 4428 return false; 4429 } 4430 4431 private UserInfo getProfileParent(int userId) { 4432 final long identity = Binder.clearCallingIdentity(); 4433 try { 4434 return sUserManager.getProfileParent(userId); 4435 } finally { 4436 Binder.restoreCallingIdentity(identity); 4437 } 4438 } 4439 4440 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4441 String resolvedType, int userId) { 4442 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4443 if (resolver != null) { 4444 return resolver.queryIntent(intent, resolvedType, false, userId); 4445 } 4446 return null; 4447 } 4448 4449 @Override 4450 public List<ResolveInfo> queryIntentActivities(Intent intent, 4451 String resolvedType, int flags, int userId) { 4452 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4453 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4454 ComponentName comp = intent.getComponent(); 4455 if (comp == null) { 4456 if (intent.getSelector() != null) { 4457 intent = intent.getSelector(); 4458 comp = intent.getComponent(); 4459 } 4460 } 4461 4462 if (comp != null) { 4463 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4464 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4465 if (ai != null) { 4466 final ResolveInfo ri = new ResolveInfo(); 4467 ri.activityInfo = ai; 4468 list.add(ri); 4469 } 4470 return list; 4471 } 4472 4473 // reader 4474 synchronized (mPackages) { 4475 final String pkgName = intent.getPackage(); 4476 if (pkgName == null) { 4477 List<CrossProfileIntentFilter> matchingFilters = 4478 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4479 // Check for results that need to skip the current profile. 4480 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4481 resolvedType, flags, userId); 4482 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4483 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4484 result.add(xpResolveInfo); 4485 return filterIfNotPrimaryUser(result, userId); 4486 } 4487 4488 // Check for results in the current profile. 4489 List<ResolveInfo> result = mActivities.queryIntent( 4490 intent, resolvedType, flags, userId); 4491 4492 // Check for cross profile results. 4493 xpResolveInfo = queryCrossProfileIntents( 4494 matchingFilters, intent, resolvedType, flags, userId); 4495 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4496 result.add(xpResolveInfo); 4497 Collections.sort(result, mResolvePrioritySorter); 4498 } 4499 result = filterIfNotPrimaryUser(result, userId); 4500 if (hasWebURI(intent)) { 4501 CrossProfileDomainInfo xpDomainInfo = null; 4502 final UserInfo parent = getProfileParent(userId); 4503 if (parent != null) { 4504 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4505 flags, userId, parent.id); 4506 } 4507 if (xpDomainInfo != null) { 4508 if (xpResolveInfo != null) { 4509 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4510 // in the result. 4511 result.remove(xpResolveInfo); 4512 } 4513 if (result.size() == 0) { 4514 result.add(xpDomainInfo.resolveInfo); 4515 return result; 4516 } 4517 } else if (result.size() <= 1) { 4518 return result; 4519 } 4520 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4521 xpDomainInfo, userId); 4522 Collections.sort(result, mResolvePrioritySorter); 4523 } 4524 return result; 4525 } 4526 final PackageParser.Package pkg = mPackages.get(pkgName); 4527 if (pkg != null) { 4528 return filterIfNotPrimaryUser( 4529 mActivities.queryIntentForPackage( 4530 intent, resolvedType, flags, pkg.activities, userId), 4531 userId); 4532 } 4533 return new ArrayList<ResolveInfo>(); 4534 } 4535 } 4536 4537 private static class CrossProfileDomainInfo { 4538 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4539 ResolveInfo resolveInfo; 4540 /* Best domain verification status of the activities found in the other profile */ 4541 int bestDomainVerificationStatus; 4542 } 4543 4544 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4545 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4546 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4547 sourceUserId)) { 4548 return null; 4549 } 4550 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4551 resolvedType, flags, parentUserId); 4552 4553 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4554 return null; 4555 } 4556 CrossProfileDomainInfo result = null; 4557 int size = resultTargetUser.size(); 4558 for (int i = 0; i < size; i++) { 4559 ResolveInfo riTargetUser = resultTargetUser.get(i); 4560 // Intent filter verification is only for filters that specify a host. So don't return 4561 // those that handle all web uris. 4562 if (riTargetUser.handleAllWebDataURI) { 4563 continue; 4564 } 4565 String packageName = riTargetUser.activityInfo.packageName; 4566 PackageSetting ps = mSettings.mPackages.get(packageName); 4567 if (ps == null) { 4568 continue; 4569 } 4570 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4571 if (result == null) { 4572 result = new CrossProfileDomainInfo(); 4573 result.resolveInfo = 4574 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4575 result.bestDomainVerificationStatus = status; 4576 } else { 4577 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4578 result.bestDomainVerificationStatus); 4579 } 4580 } 4581 return result; 4582 } 4583 4584 /** 4585 * Verification statuses are ordered from the worse to the best, except for 4586 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4587 */ 4588 private int bestDomainVerificationStatus(int status1, int status2) { 4589 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4590 return status2; 4591 } 4592 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4593 return status1; 4594 } 4595 return (int) MathUtils.max(status1, status2); 4596 } 4597 4598 private boolean isUserEnabled(int userId) { 4599 long callingId = Binder.clearCallingIdentity(); 4600 try { 4601 UserInfo userInfo = sUserManager.getUserInfo(userId); 4602 return userInfo != null && userInfo.isEnabled(); 4603 } finally { 4604 Binder.restoreCallingIdentity(callingId); 4605 } 4606 } 4607 4608 /** 4609 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4610 * 4611 * @return filtered list 4612 */ 4613 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4614 if (userId == UserHandle.USER_OWNER) { 4615 return resolveInfos; 4616 } 4617 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4618 ResolveInfo info = resolveInfos.get(i); 4619 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4620 resolveInfos.remove(i); 4621 } 4622 } 4623 return resolveInfos; 4624 } 4625 4626 private static boolean hasWebURI(Intent intent) { 4627 if (intent.getData() == null) { 4628 return false; 4629 } 4630 final String scheme = intent.getScheme(); 4631 if (TextUtils.isEmpty(scheme)) { 4632 return false; 4633 } 4634 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4635 } 4636 4637 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4638 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4639 int userId) { 4640 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4641 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4642 candidates.size()); 4643 } 4644 4645 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4646 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4647 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4648 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4649 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4650 4651 synchronized (mPackages) { 4652 final int count = candidates.size(); 4653 // First, try to use linked apps. Partition the candidates into four lists: 4654 // one for the final results, one for the "do not use ever", one for "undefined status" 4655 // and finally one for "browser app type". 4656 for (int n=0; n<count; n++) { 4657 ResolveInfo info = candidates.get(n); 4658 String packageName = info.activityInfo.packageName; 4659 PackageSetting ps = mSettings.mPackages.get(packageName); 4660 if (ps != null) { 4661 // Add to the special match all list (Browser use case) 4662 if (info.handleAllWebDataURI) { 4663 matchAllList.add(info); 4664 continue; 4665 } 4666 // Try to get the status from User settings first 4667 int status = getDomainVerificationStatusLPr(ps, userId); 4668 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4669 if (DEBUG_DOMAIN_VERIFICATION) { 4670 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4671 } 4672 alwaysList.add(info); 4673 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4674 if (DEBUG_DOMAIN_VERIFICATION) { 4675 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4676 } 4677 neverList.add(info); 4678 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4679 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4680 if (DEBUG_DOMAIN_VERIFICATION) { 4681 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4682 } 4683 undefinedList.add(info); 4684 } 4685 } 4686 } 4687 // First try to add the "always" resolution for the current user if there is any 4688 if (alwaysList.size() > 0) { 4689 result.addAll(alwaysList); 4690 // if there is an "always" for the parent user, add it. 4691 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4692 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4693 result.add(xpDomainInfo.resolveInfo); 4694 } else { 4695 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4696 result.addAll(undefinedList); 4697 if (xpDomainInfo != null && ( 4698 xpDomainInfo.bestDomainVerificationStatus 4699 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4700 || xpDomainInfo.bestDomainVerificationStatus 4701 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4702 result.add(xpDomainInfo.resolveInfo); 4703 } 4704 // Also add Browsers (all of them or only the default one) 4705 if ((flags & MATCH_ALL) != 0) { 4706 result.addAll(matchAllList); 4707 } else { 4708 // Try to add the Default Browser if we can 4709 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4710 UserHandle.myUserId()); 4711 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4712 boolean defaultBrowserFound = false; 4713 final int browserCount = matchAllList.size(); 4714 for (int n=0; n<browserCount; n++) { 4715 ResolveInfo browser = matchAllList.get(n); 4716 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4717 result.add(browser); 4718 defaultBrowserFound = true; 4719 break; 4720 } 4721 } 4722 if (!defaultBrowserFound) { 4723 result.addAll(matchAllList); 4724 } 4725 } else { 4726 result.addAll(matchAllList); 4727 } 4728 } 4729 4730 // If there is nothing selected, add all candidates and remove the ones that the user 4731 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4732 if (result.size() == 0) { 4733 result.addAll(candidates); 4734 result.removeAll(neverList); 4735 } 4736 } 4737 } 4738 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4739 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4740 result.size()); 4741 for (ResolveInfo info : result) { 4742 Slog.v(TAG, " + " + info.activityInfo); 4743 } 4744 } 4745 return result; 4746 } 4747 4748 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4749 int status = ps.getDomainVerificationStatusForUser(userId); 4750 // if none available, get the master status 4751 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4752 if (ps.getIntentFilterVerificationInfo() != null) { 4753 status = ps.getIntentFilterVerificationInfo().getStatus(); 4754 } 4755 } 4756 return status; 4757 } 4758 4759 private ResolveInfo querySkipCurrentProfileIntents( 4760 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4761 int flags, int sourceUserId) { 4762 if (matchingFilters != null) { 4763 int size = matchingFilters.size(); 4764 for (int i = 0; i < size; i ++) { 4765 CrossProfileIntentFilter filter = matchingFilters.get(i); 4766 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4767 // Checking if there are activities in the target user that can handle the 4768 // intent. 4769 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4770 flags, sourceUserId); 4771 if (resolveInfo != null) { 4772 return resolveInfo; 4773 } 4774 } 4775 } 4776 } 4777 return null; 4778 } 4779 4780 // Return matching ResolveInfo if any for skip current profile intent filters. 4781 private ResolveInfo queryCrossProfileIntents( 4782 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4783 int flags, int sourceUserId) { 4784 if (matchingFilters != null) { 4785 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4786 // match the same intent. For performance reasons, it is better not to 4787 // run queryIntent twice for the same userId 4788 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4789 int size = matchingFilters.size(); 4790 for (int i = 0; i < size; i++) { 4791 CrossProfileIntentFilter filter = matchingFilters.get(i); 4792 int targetUserId = filter.getTargetUserId(); 4793 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4794 && !alreadyTriedUserIds.get(targetUserId)) { 4795 // Checking if there are activities in the target user that can handle the 4796 // intent. 4797 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4798 flags, sourceUserId); 4799 if (resolveInfo != null) return resolveInfo; 4800 alreadyTriedUserIds.put(targetUserId, true); 4801 } 4802 } 4803 } 4804 return null; 4805 } 4806 4807 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4808 String resolvedType, int flags, int sourceUserId) { 4809 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4810 resolvedType, flags, filter.getTargetUserId()); 4811 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4812 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4813 } 4814 return null; 4815 } 4816 4817 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4818 int sourceUserId, int targetUserId) { 4819 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4820 String className; 4821 if (targetUserId == UserHandle.USER_OWNER) { 4822 className = FORWARD_INTENT_TO_USER_OWNER; 4823 } else { 4824 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4825 } 4826 ComponentName forwardingActivityComponentName = new ComponentName( 4827 mAndroidApplication.packageName, className); 4828 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4829 sourceUserId); 4830 if (targetUserId == UserHandle.USER_OWNER) { 4831 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4832 forwardingResolveInfo.noResourceId = true; 4833 } 4834 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4835 forwardingResolveInfo.priority = 0; 4836 forwardingResolveInfo.preferredOrder = 0; 4837 forwardingResolveInfo.match = 0; 4838 forwardingResolveInfo.isDefault = true; 4839 forwardingResolveInfo.filter = filter; 4840 forwardingResolveInfo.targetUserId = targetUserId; 4841 return forwardingResolveInfo; 4842 } 4843 4844 @Override 4845 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4846 Intent[] specifics, String[] specificTypes, Intent intent, 4847 String resolvedType, int flags, int userId) { 4848 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4849 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4850 false, "query intent activity options"); 4851 final String resultsAction = intent.getAction(); 4852 4853 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4854 | PackageManager.GET_RESOLVED_FILTER, userId); 4855 4856 if (DEBUG_INTENT_MATCHING) { 4857 Log.v(TAG, "Query " + intent + ": " + results); 4858 } 4859 4860 int specificsPos = 0; 4861 int N; 4862 4863 // todo: note that the algorithm used here is O(N^2). This 4864 // isn't a problem in our current environment, but if we start running 4865 // into situations where we have more than 5 or 10 matches then this 4866 // should probably be changed to something smarter... 4867 4868 // First we go through and resolve each of the specific items 4869 // that were supplied, taking care of removing any corresponding 4870 // duplicate items in the generic resolve list. 4871 if (specifics != null) { 4872 for (int i=0; i<specifics.length; i++) { 4873 final Intent sintent = specifics[i]; 4874 if (sintent == null) { 4875 continue; 4876 } 4877 4878 if (DEBUG_INTENT_MATCHING) { 4879 Log.v(TAG, "Specific #" + i + ": " + sintent); 4880 } 4881 4882 String action = sintent.getAction(); 4883 if (resultsAction != null && resultsAction.equals(action)) { 4884 // If this action was explicitly requested, then don't 4885 // remove things that have it. 4886 action = null; 4887 } 4888 4889 ResolveInfo ri = null; 4890 ActivityInfo ai = null; 4891 4892 ComponentName comp = sintent.getComponent(); 4893 if (comp == null) { 4894 ri = resolveIntent( 4895 sintent, 4896 specificTypes != null ? specificTypes[i] : null, 4897 flags, userId); 4898 if (ri == null) { 4899 continue; 4900 } 4901 if (ri == mResolveInfo) { 4902 // ACK! Must do something better with this. 4903 } 4904 ai = ri.activityInfo; 4905 comp = new ComponentName(ai.applicationInfo.packageName, 4906 ai.name); 4907 } else { 4908 ai = getActivityInfo(comp, flags, userId); 4909 if (ai == null) { 4910 continue; 4911 } 4912 } 4913 4914 // Look for any generic query activities that are duplicates 4915 // of this specific one, and remove them from the results. 4916 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4917 N = results.size(); 4918 int j; 4919 for (j=specificsPos; j<N; j++) { 4920 ResolveInfo sri = results.get(j); 4921 if ((sri.activityInfo.name.equals(comp.getClassName()) 4922 && sri.activityInfo.applicationInfo.packageName.equals( 4923 comp.getPackageName())) 4924 || (action != null && sri.filter.matchAction(action))) { 4925 results.remove(j); 4926 if (DEBUG_INTENT_MATCHING) Log.v( 4927 TAG, "Removing duplicate item from " + j 4928 + " due to specific " + specificsPos); 4929 if (ri == null) { 4930 ri = sri; 4931 } 4932 j--; 4933 N--; 4934 } 4935 } 4936 4937 // Add this specific item to its proper place. 4938 if (ri == null) { 4939 ri = new ResolveInfo(); 4940 ri.activityInfo = ai; 4941 } 4942 results.add(specificsPos, ri); 4943 ri.specificIndex = i; 4944 specificsPos++; 4945 } 4946 } 4947 4948 // Now we go through the remaining generic results and remove any 4949 // duplicate actions that are found here. 4950 N = results.size(); 4951 for (int i=specificsPos; i<N-1; i++) { 4952 final ResolveInfo rii = results.get(i); 4953 if (rii.filter == null) { 4954 continue; 4955 } 4956 4957 // Iterate over all of the actions of this result's intent 4958 // filter... typically this should be just one. 4959 final Iterator<String> it = rii.filter.actionsIterator(); 4960 if (it == null) { 4961 continue; 4962 } 4963 while (it.hasNext()) { 4964 final String action = it.next(); 4965 if (resultsAction != null && resultsAction.equals(action)) { 4966 // If this action was explicitly requested, then don't 4967 // remove things that have it. 4968 continue; 4969 } 4970 for (int j=i+1; j<N; j++) { 4971 final ResolveInfo rij = results.get(j); 4972 if (rij.filter != null && rij.filter.hasAction(action)) { 4973 results.remove(j); 4974 if (DEBUG_INTENT_MATCHING) Log.v( 4975 TAG, "Removing duplicate item from " + j 4976 + " due to action " + action + " at " + i); 4977 j--; 4978 N--; 4979 } 4980 } 4981 } 4982 4983 // If the caller didn't request filter information, drop it now 4984 // so we don't have to marshall/unmarshall it. 4985 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4986 rii.filter = null; 4987 } 4988 } 4989 4990 // Filter out the caller activity if so requested. 4991 if (caller != null) { 4992 N = results.size(); 4993 for (int i=0; i<N; i++) { 4994 ActivityInfo ainfo = results.get(i).activityInfo; 4995 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4996 && caller.getClassName().equals(ainfo.name)) { 4997 results.remove(i); 4998 break; 4999 } 5000 } 5001 } 5002 5003 // If the caller didn't request filter information, 5004 // drop them now so we don't have to 5005 // marshall/unmarshall it. 5006 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5007 N = results.size(); 5008 for (int i=0; i<N; i++) { 5009 results.get(i).filter = null; 5010 } 5011 } 5012 5013 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5014 return results; 5015 } 5016 5017 @Override 5018 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5019 int userId) { 5020 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5021 ComponentName comp = intent.getComponent(); 5022 if (comp == null) { 5023 if (intent.getSelector() != null) { 5024 intent = intent.getSelector(); 5025 comp = intent.getComponent(); 5026 } 5027 } 5028 if (comp != null) { 5029 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5030 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5031 if (ai != null) { 5032 ResolveInfo ri = new ResolveInfo(); 5033 ri.activityInfo = ai; 5034 list.add(ri); 5035 } 5036 return list; 5037 } 5038 5039 // reader 5040 synchronized (mPackages) { 5041 String pkgName = intent.getPackage(); 5042 if (pkgName == null) { 5043 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5044 } 5045 final PackageParser.Package pkg = mPackages.get(pkgName); 5046 if (pkg != null) { 5047 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5048 userId); 5049 } 5050 return null; 5051 } 5052 } 5053 5054 @Override 5055 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5056 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5057 if (!sUserManager.exists(userId)) return null; 5058 if (query != null) { 5059 if (query.size() >= 1) { 5060 // If there is more than one service with the same priority, 5061 // just arbitrarily pick the first one. 5062 return query.get(0); 5063 } 5064 } 5065 return null; 5066 } 5067 5068 @Override 5069 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5070 int userId) { 5071 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5072 ComponentName comp = intent.getComponent(); 5073 if (comp == null) { 5074 if (intent.getSelector() != null) { 5075 intent = intent.getSelector(); 5076 comp = intent.getComponent(); 5077 } 5078 } 5079 if (comp != null) { 5080 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5081 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5082 if (si != null) { 5083 final ResolveInfo ri = new ResolveInfo(); 5084 ri.serviceInfo = si; 5085 list.add(ri); 5086 } 5087 return list; 5088 } 5089 5090 // reader 5091 synchronized (mPackages) { 5092 String pkgName = intent.getPackage(); 5093 if (pkgName == null) { 5094 return mServices.queryIntent(intent, resolvedType, flags, userId); 5095 } 5096 final PackageParser.Package pkg = mPackages.get(pkgName); 5097 if (pkg != null) { 5098 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5099 userId); 5100 } 5101 return null; 5102 } 5103 } 5104 5105 @Override 5106 public List<ResolveInfo> queryIntentContentProviders( 5107 Intent intent, String resolvedType, int flags, int userId) { 5108 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5109 ComponentName comp = intent.getComponent(); 5110 if (comp == null) { 5111 if (intent.getSelector() != null) { 5112 intent = intent.getSelector(); 5113 comp = intent.getComponent(); 5114 } 5115 } 5116 if (comp != null) { 5117 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5118 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5119 if (pi != null) { 5120 final ResolveInfo ri = new ResolveInfo(); 5121 ri.providerInfo = pi; 5122 list.add(ri); 5123 } 5124 return list; 5125 } 5126 5127 // reader 5128 synchronized (mPackages) { 5129 String pkgName = intent.getPackage(); 5130 if (pkgName == null) { 5131 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5132 } 5133 final PackageParser.Package pkg = mPackages.get(pkgName); 5134 if (pkg != null) { 5135 return mProviders.queryIntentForPackage( 5136 intent, resolvedType, flags, pkg.providers, userId); 5137 } 5138 return null; 5139 } 5140 } 5141 5142 @Override 5143 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5144 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5145 5146 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5147 5148 // writer 5149 synchronized (mPackages) { 5150 ArrayList<PackageInfo> list; 5151 if (listUninstalled) { 5152 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5153 for (PackageSetting ps : mSettings.mPackages.values()) { 5154 PackageInfo pi; 5155 if (ps.pkg != null) { 5156 pi = generatePackageInfo(ps.pkg, flags, userId); 5157 } else { 5158 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5159 } 5160 if (pi != null) { 5161 list.add(pi); 5162 } 5163 } 5164 } else { 5165 list = new ArrayList<PackageInfo>(mPackages.size()); 5166 for (PackageParser.Package p : mPackages.values()) { 5167 PackageInfo pi = generatePackageInfo(p, flags, userId); 5168 if (pi != null) { 5169 list.add(pi); 5170 } 5171 } 5172 } 5173 5174 return new ParceledListSlice<PackageInfo>(list); 5175 } 5176 } 5177 5178 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5179 String[] permissions, boolean[] tmp, int flags, int userId) { 5180 int numMatch = 0; 5181 final PermissionsState permissionsState = ps.getPermissionsState(); 5182 for (int i=0; i<permissions.length; i++) { 5183 final String permission = permissions[i]; 5184 if (permissionsState.hasPermission(permission, userId)) { 5185 tmp[i] = true; 5186 numMatch++; 5187 } else { 5188 tmp[i] = false; 5189 } 5190 } 5191 if (numMatch == 0) { 5192 return; 5193 } 5194 PackageInfo pi; 5195 if (ps.pkg != null) { 5196 pi = generatePackageInfo(ps.pkg, flags, userId); 5197 } else { 5198 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5199 } 5200 // The above might return null in cases of uninstalled apps or install-state 5201 // skew across users/profiles. 5202 if (pi != null) { 5203 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5204 if (numMatch == permissions.length) { 5205 pi.requestedPermissions = permissions; 5206 } else { 5207 pi.requestedPermissions = new String[numMatch]; 5208 numMatch = 0; 5209 for (int i=0; i<permissions.length; i++) { 5210 if (tmp[i]) { 5211 pi.requestedPermissions[numMatch] = permissions[i]; 5212 numMatch++; 5213 } 5214 } 5215 } 5216 } 5217 list.add(pi); 5218 } 5219 } 5220 5221 @Override 5222 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5223 String[] permissions, int flags, int userId) { 5224 if (!sUserManager.exists(userId)) return null; 5225 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5226 5227 // writer 5228 synchronized (mPackages) { 5229 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5230 boolean[] tmpBools = new boolean[permissions.length]; 5231 if (listUninstalled) { 5232 for (PackageSetting ps : mSettings.mPackages.values()) { 5233 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5234 } 5235 } else { 5236 for (PackageParser.Package pkg : mPackages.values()) { 5237 PackageSetting ps = (PackageSetting)pkg.mExtras; 5238 if (ps != null) { 5239 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5240 userId); 5241 } 5242 } 5243 } 5244 5245 return new ParceledListSlice<PackageInfo>(list); 5246 } 5247 } 5248 5249 @Override 5250 public ParceledListSlice<ApplicationInfo> getInstalledApplications(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<ApplicationInfo> list; 5257 if (listUninstalled) { 5258 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5259 for (PackageSetting ps : mSettings.mPackages.values()) { 5260 ApplicationInfo ai; 5261 if (ps.pkg != null) { 5262 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5263 ps.readUserState(userId), userId); 5264 } else { 5265 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5266 } 5267 if (ai != null) { 5268 list.add(ai); 5269 } 5270 } 5271 } else { 5272 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5273 for (PackageParser.Package p : mPackages.values()) { 5274 if (p.mExtras != null) { 5275 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5276 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5277 if (ai != null) { 5278 list.add(ai); 5279 } 5280 } 5281 } 5282 } 5283 5284 return new ParceledListSlice<ApplicationInfo>(list); 5285 } 5286 } 5287 5288 public List<ApplicationInfo> getPersistentApplications(int flags) { 5289 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5290 5291 // reader 5292 synchronized (mPackages) { 5293 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5294 final int userId = UserHandle.getCallingUserId(); 5295 while (i.hasNext()) { 5296 final PackageParser.Package p = i.next(); 5297 if (p.applicationInfo != null 5298 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5299 && (!mSafeMode || isSystemApp(p))) { 5300 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5301 if (ps != null) { 5302 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5303 ps.readUserState(userId), userId); 5304 if (ai != null) { 5305 finalList.add(ai); 5306 } 5307 } 5308 } 5309 } 5310 } 5311 5312 return finalList; 5313 } 5314 5315 @Override 5316 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5317 if (!sUserManager.exists(userId)) return null; 5318 // reader 5319 synchronized (mPackages) { 5320 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5321 PackageSetting ps = provider != null 5322 ? mSettings.mPackages.get(provider.owner.packageName) 5323 : null; 5324 return ps != null 5325 && mSettings.isEnabledLPr(provider.info, flags, userId) 5326 && (!mSafeMode || (provider.info.applicationInfo.flags 5327 &ApplicationInfo.FLAG_SYSTEM) != 0) 5328 ? PackageParser.generateProviderInfo(provider, flags, 5329 ps.readUserState(userId), userId) 5330 : null; 5331 } 5332 } 5333 5334 /** 5335 * @deprecated 5336 */ 5337 @Deprecated 5338 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5339 // reader 5340 synchronized (mPackages) { 5341 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5342 .entrySet().iterator(); 5343 final int userId = UserHandle.getCallingUserId(); 5344 while (i.hasNext()) { 5345 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5346 PackageParser.Provider p = entry.getValue(); 5347 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5348 5349 if (ps != null && p.syncable 5350 && (!mSafeMode || (p.info.applicationInfo.flags 5351 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5352 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5353 ps.readUserState(userId), userId); 5354 if (info != null) { 5355 outNames.add(entry.getKey()); 5356 outInfo.add(info); 5357 } 5358 } 5359 } 5360 } 5361 } 5362 5363 @Override 5364 public List<ProviderInfo> queryContentProviders(String processName, 5365 int uid, int flags) { 5366 ArrayList<ProviderInfo> finalList = null; 5367 // reader 5368 synchronized (mPackages) { 5369 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5370 final int userId = processName != null ? 5371 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5372 while (i.hasNext()) { 5373 final PackageParser.Provider p = i.next(); 5374 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5375 if (ps != null && p.info.authority != null 5376 && (processName == null 5377 || (p.info.processName.equals(processName) 5378 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5379 && mSettings.isEnabledLPr(p.info, flags, userId) 5380 && (!mSafeMode 5381 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5382 if (finalList == null) { 5383 finalList = new ArrayList<ProviderInfo>(3); 5384 } 5385 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5386 ps.readUserState(userId), userId); 5387 if (info != null) { 5388 finalList.add(info); 5389 } 5390 } 5391 } 5392 } 5393 5394 if (finalList != null) { 5395 Collections.sort(finalList, mProviderInitOrderSorter); 5396 } 5397 5398 return finalList; 5399 } 5400 5401 @Override 5402 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5403 int flags) { 5404 // reader 5405 synchronized (mPackages) { 5406 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5407 return PackageParser.generateInstrumentationInfo(i, flags); 5408 } 5409 } 5410 5411 @Override 5412 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5413 int flags) { 5414 ArrayList<InstrumentationInfo> finalList = 5415 new ArrayList<InstrumentationInfo>(); 5416 5417 // reader 5418 synchronized (mPackages) { 5419 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5420 while (i.hasNext()) { 5421 final PackageParser.Instrumentation p = i.next(); 5422 if (targetPackage == null 5423 || targetPackage.equals(p.info.targetPackage)) { 5424 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5425 flags); 5426 if (ii != null) { 5427 finalList.add(ii); 5428 } 5429 } 5430 } 5431 } 5432 5433 return finalList; 5434 } 5435 5436 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5437 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5438 if (overlays == null) { 5439 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5440 return; 5441 } 5442 for (PackageParser.Package opkg : overlays.values()) { 5443 // Not much to do if idmap fails: we already logged the error 5444 // and we certainly don't want to abort installation of pkg simply 5445 // because an overlay didn't fit properly. For these reasons, 5446 // ignore the return value of createIdmapForPackagePairLI. 5447 createIdmapForPackagePairLI(pkg, opkg); 5448 } 5449 } 5450 5451 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5452 PackageParser.Package opkg) { 5453 if (!opkg.mTrustedOverlay) { 5454 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5455 opkg.baseCodePath + ": overlay not trusted"); 5456 return false; 5457 } 5458 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5459 if (overlaySet == null) { 5460 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5461 opkg.baseCodePath + " but target package has no known overlays"); 5462 return false; 5463 } 5464 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5465 // TODO: generate idmap for split APKs 5466 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5467 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5468 + opkg.baseCodePath); 5469 return false; 5470 } 5471 PackageParser.Package[] overlayArray = 5472 overlaySet.values().toArray(new PackageParser.Package[0]); 5473 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5474 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5475 return p1.mOverlayPriority - p2.mOverlayPriority; 5476 } 5477 }; 5478 Arrays.sort(overlayArray, cmp); 5479 5480 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5481 int i = 0; 5482 for (PackageParser.Package p : overlayArray) { 5483 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5484 } 5485 return true; 5486 } 5487 5488 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5489 final File[] files = dir.listFiles(); 5490 if (ArrayUtils.isEmpty(files)) { 5491 Log.d(TAG, "No files in app dir " + dir); 5492 return; 5493 } 5494 5495 if (DEBUG_PACKAGE_SCANNING) { 5496 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5497 + " flags=0x" + Integer.toHexString(parseFlags)); 5498 } 5499 5500 for (File file : files) { 5501 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5502 && !PackageInstallerService.isStageName(file.getName()); 5503 if (!isPackage) { 5504 // Ignore entries which are not packages 5505 continue; 5506 } 5507 try { 5508 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5509 scanFlags, currentTime, null); 5510 } catch (PackageManagerException e) { 5511 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5512 5513 // Delete invalid userdata apps 5514 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5515 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5516 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5517 if (file.isDirectory()) { 5518 mInstaller.rmPackageDir(file.getAbsolutePath()); 5519 } else { 5520 file.delete(); 5521 } 5522 } 5523 } 5524 } 5525 } 5526 5527 private static File getSettingsProblemFile() { 5528 File dataDir = Environment.getDataDirectory(); 5529 File systemDir = new File(dataDir, "system"); 5530 File fname = new File(systemDir, "uiderrors.txt"); 5531 return fname; 5532 } 5533 5534 static void reportSettingsProblem(int priority, String msg) { 5535 logCriticalInfo(priority, msg); 5536 } 5537 5538 static void logCriticalInfo(int priority, String msg) { 5539 Slog.println(priority, TAG, msg); 5540 EventLogTags.writePmCriticalInfo(msg); 5541 try { 5542 File fname = getSettingsProblemFile(); 5543 FileOutputStream out = new FileOutputStream(fname, true); 5544 PrintWriter pw = new FastPrintWriter(out); 5545 SimpleDateFormat formatter = new SimpleDateFormat(); 5546 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5547 pw.println(dateString + ": " + msg); 5548 pw.close(); 5549 FileUtils.setPermissions( 5550 fname.toString(), 5551 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5552 -1, -1); 5553 } catch (java.io.IOException e) { 5554 } 5555 } 5556 5557 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5558 PackageParser.Package pkg, File srcFile, int parseFlags) 5559 throws PackageManagerException { 5560 if (ps != null 5561 && ps.codePath.equals(srcFile) 5562 && ps.timeStamp == srcFile.lastModified() 5563 && !isCompatSignatureUpdateNeeded(pkg) 5564 && !isRecoverSignatureUpdateNeeded(pkg)) { 5565 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5566 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5567 ArraySet<PublicKey> signingKs; 5568 synchronized (mPackages) { 5569 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5570 } 5571 if (ps.signatures.mSignatures != null 5572 && ps.signatures.mSignatures.length != 0 5573 && signingKs != null) { 5574 // Optimization: reuse the existing cached certificates 5575 // if the package appears to be unchanged. 5576 pkg.mSignatures = ps.signatures.mSignatures; 5577 pkg.mSigningKeys = signingKs; 5578 return; 5579 } 5580 5581 Slog.w(TAG, "PackageSetting for " + ps.name 5582 + " is missing signatures. Collecting certs again to recover them."); 5583 } else { 5584 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5585 } 5586 5587 try { 5588 pp.collectCertificates(pkg, parseFlags); 5589 pp.collectManifestDigest(pkg); 5590 } catch (PackageParserException e) { 5591 throw PackageManagerException.from(e); 5592 } 5593 } 5594 5595 /* 5596 * Scan a package and return the newly parsed package. 5597 * Returns null in case of errors and the error code is stored in mLastScanError 5598 */ 5599 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5600 long currentTime, UserHandle user) throws PackageManagerException { 5601 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5602 parseFlags |= mDefParseFlags; 5603 PackageParser pp = new PackageParser(); 5604 pp.setSeparateProcesses(mSeparateProcesses); 5605 pp.setOnlyCoreApps(mOnlyCore); 5606 pp.setDisplayMetrics(mMetrics); 5607 5608 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5609 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5610 } 5611 5612 final PackageParser.Package pkg; 5613 try { 5614 pkg = pp.parsePackage(scanFile, parseFlags); 5615 } catch (PackageParserException e) { 5616 throw PackageManagerException.from(e); 5617 } 5618 5619 PackageSetting ps = null; 5620 PackageSetting updatedPkg; 5621 // reader 5622 synchronized (mPackages) { 5623 // Look to see if we already know about this package. 5624 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5625 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5626 // This package has been renamed to its original name. Let's 5627 // use that. 5628 ps = mSettings.peekPackageLPr(oldName); 5629 } 5630 // If there was no original package, see one for the real package name. 5631 if (ps == null) { 5632 ps = mSettings.peekPackageLPr(pkg.packageName); 5633 } 5634 // Check to see if this package could be hiding/updating a system 5635 // package. Must look for it either under the original or real 5636 // package name depending on our state. 5637 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5638 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5639 } 5640 boolean updatedPkgBetter = false; 5641 // First check if this is a system package that may involve an update 5642 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5643 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5644 // it needs to drop FLAG_PRIVILEGED. 5645 if (locationIsPrivileged(scanFile)) { 5646 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5647 } else { 5648 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5649 } 5650 5651 if (ps != null && !ps.codePath.equals(scanFile)) { 5652 // The path has changed from what was last scanned... check the 5653 // version of the new path against what we have stored to determine 5654 // what to do. 5655 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5656 if (pkg.mVersionCode <= ps.versionCode) { 5657 // The system package has been updated and the code path does not match 5658 // Ignore entry. Skip it. 5659 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5660 + " ignored: updated version " + ps.versionCode 5661 + " better than this " + pkg.mVersionCode); 5662 if (!updatedPkg.codePath.equals(scanFile)) { 5663 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5664 + ps.name + " changing from " + updatedPkg.codePathString 5665 + " to " + scanFile); 5666 updatedPkg.codePath = scanFile; 5667 updatedPkg.codePathString = scanFile.toString(); 5668 updatedPkg.resourcePath = scanFile; 5669 updatedPkg.resourcePathString = scanFile.toString(); 5670 } 5671 updatedPkg.pkg = pkg; 5672 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5673 "Package " + ps.name + " at " + scanFile 5674 + " ignored: updated version " + ps.versionCode 5675 + " better than this " + pkg.mVersionCode); 5676 } else { 5677 // The current app on the system partition is better than 5678 // what we have updated to on the data partition; switch 5679 // back to the system partition version. 5680 // At this point, its safely assumed that package installation for 5681 // apps in system partition will go through. If not there won't be a working 5682 // version of the app 5683 // writer 5684 synchronized (mPackages) { 5685 // Just remove the loaded entries from package lists. 5686 mPackages.remove(ps.name); 5687 } 5688 5689 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5690 + " reverting from " + ps.codePathString 5691 + ": new version " + pkg.mVersionCode 5692 + " better than installed " + ps.versionCode); 5693 5694 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5695 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5696 synchronized (mInstallLock) { 5697 args.cleanUpResourcesLI(); 5698 } 5699 synchronized (mPackages) { 5700 mSettings.enableSystemPackageLPw(ps.name); 5701 } 5702 updatedPkgBetter = true; 5703 } 5704 } 5705 } 5706 5707 if (updatedPkg != null) { 5708 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5709 // initially 5710 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5711 5712 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5713 // flag set initially 5714 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5715 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5716 } 5717 } 5718 5719 // Verify certificates against what was last scanned 5720 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5721 5722 /* 5723 * A new system app appeared, but we already had a non-system one of the 5724 * same name installed earlier. 5725 */ 5726 boolean shouldHideSystemApp = false; 5727 if (updatedPkg == null && ps != null 5728 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5729 /* 5730 * Check to make sure the signatures match first. If they don't, 5731 * wipe the installed application and its data. 5732 */ 5733 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5734 != PackageManager.SIGNATURE_MATCH) { 5735 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5736 + " signatures don't match existing userdata copy; removing"); 5737 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5738 ps = null; 5739 } else { 5740 /* 5741 * If the newly-added system app is an older version than the 5742 * already installed version, hide it. It will be scanned later 5743 * and re-added like an update. 5744 */ 5745 if (pkg.mVersionCode <= ps.versionCode) { 5746 shouldHideSystemApp = true; 5747 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5748 + " but new version " + pkg.mVersionCode + " better than installed " 5749 + ps.versionCode + "; hiding system"); 5750 } else { 5751 /* 5752 * The newly found system app is a newer version that the 5753 * one previously installed. Simply remove the 5754 * already-installed application and replace it with our own 5755 * while keeping the application data. 5756 */ 5757 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5758 + " reverting from " + ps.codePathString + ": new version " 5759 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5760 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5761 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5762 synchronized (mInstallLock) { 5763 args.cleanUpResourcesLI(); 5764 } 5765 } 5766 } 5767 } 5768 5769 // The apk is forward locked (not public) if its code and resources 5770 // are kept in different files. (except for app in either system or 5771 // vendor path). 5772 // TODO grab this value from PackageSettings 5773 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5774 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5775 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5776 } 5777 } 5778 5779 // TODO: extend to support forward-locked splits 5780 String resourcePath = null; 5781 String baseResourcePath = null; 5782 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5783 if (ps != null && ps.resourcePathString != null) { 5784 resourcePath = ps.resourcePathString; 5785 baseResourcePath = ps.resourcePathString; 5786 } else { 5787 // Should not happen at all. Just log an error. 5788 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5789 } 5790 } else { 5791 resourcePath = pkg.codePath; 5792 baseResourcePath = pkg.baseCodePath; 5793 } 5794 5795 // Set application objects path explicitly. 5796 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5797 pkg.applicationInfo.setCodePath(pkg.codePath); 5798 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5799 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5800 pkg.applicationInfo.setResourcePath(resourcePath); 5801 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5802 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5803 5804 // Note that we invoke the following method only if we are about to unpack an application 5805 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5806 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5807 5808 /* 5809 * If the system app should be overridden by a previously installed 5810 * data, hide the system app now and let the /data/app scan pick it up 5811 * again. 5812 */ 5813 if (shouldHideSystemApp) { 5814 synchronized (mPackages) { 5815 /* 5816 * We have to grant systems permissions before we hide, because 5817 * grantPermissions will assume the package update is trying to 5818 * expand its permissions. 5819 */ 5820 grantPermissionsLPw(pkg, true, pkg.packageName); 5821 mSettings.disableSystemPackageLPw(pkg.packageName); 5822 } 5823 } 5824 5825 return scannedPkg; 5826 } 5827 5828 private static String fixProcessName(String defProcessName, 5829 String processName, int uid) { 5830 if (processName == null) { 5831 return defProcessName; 5832 } 5833 return processName; 5834 } 5835 5836 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5837 throws PackageManagerException { 5838 if (pkgSetting.signatures.mSignatures != null) { 5839 // Already existing package. Make sure signatures match 5840 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5841 == PackageManager.SIGNATURE_MATCH; 5842 if (!match) { 5843 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5844 == PackageManager.SIGNATURE_MATCH; 5845 } 5846 if (!match) { 5847 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5848 == PackageManager.SIGNATURE_MATCH; 5849 } 5850 if (!match) { 5851 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5852 + pkg.packageName + " signatures do not match the " 5853 + "previously installed version; ignoring!"); 5854 } 5855 } 5856 5857 // Check for shared user signatures 5858 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5859 // Already existing package. Make sure signatures match 5860 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5861 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5862 if (!match) { 5863 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5864 == PackageManager.SIGNATURE_MATCH; 5865 } 5866 if (!match) { 5867 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5868 == PackageManager.SIGNATURE_MATCH; 5869 } 5870 if (!match) { 5871 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5872 "Package " + pkg.packageName 5873 + " has no signatures that match those in shared user " 5874 + pkgSetting.sharedUser.name + "; ignoring!"); 5875 } 5876 } 5877 } 5878 5879 /** 5880 * Enforces that only the system UID or root's UID can call a method exposed 5881 * via Binder. 5882 * 5883 * @param message used as message if SecurityException is thrown 5884 * @throws SecurityException if the caller is not system or root 5885 */ 5886 private static final void enforceSystemOrRoot(String message) { 5887 final int uid = Binder.getCallingUid(); 5888 if (uid != Process.SYSTEM_UID && uid != 0) { 5889 throw new SecurityException(message); 5890 } 5891 } 5892 5893 @Override 5894 public void performBootDexOpt() { 5895 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5896 5897 // Before everything else, see whether we need to fstrim. 5898 try { 5899 IMountService ms = PackageHelper.getMountService(); 5900 if (ms != null) { 5901 final boolean isUpgrade = isUpgrade(); 5902 boolean doTrim = isUpgrade; 5903 if (doTrim) { 5904 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5905 } else { 5906 final long interval = android.provider.Settings.Global.getLong( 5907 mContext.getContentResolver(), 5908 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5909 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5910 if (interval > 0) { 5911 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5912 if (timeSinceLast > interval) { 5913 doTrim = true; 5914 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5915 + "; running immediately"); 5916 } 5917 } 5918 } 5919 if (doTrim) { 5920 if (!isFirstBoot()) { 5921 try { 5922 ActivityManagerNative.getDefault().showBootMessage( 5923 mContext.getResources().getString( 5924 R.string.android_upgrading_fstrim), true); 5925 } catch (RemoteException e) { 5926 } 5927 } 5928 ms.runMaintenance(); 5929 } 5930 } else { 5931 Slog.e(TAG, "Mount service unavailable!"); 5932 } 5933 } catch (RemoteException e) { 5934 // Can't happen; MountService is local 5935 } 5936 5937 final ArraySet<PackageParser.Package> pkgs; 5938 synchronized (mPackages) { 5939 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5940 } 5941 5942 if (pkgs != null) { 5943 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5944 // in case the device runs out of space. 5945 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5946 // Give priority to core apps. 5947 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5948 PackageParser.Package pkg = it.next(); 5949 if (pkg.coreApp) { 5950 if (DEBUG_DEXOPT) { 5951 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5952 } 5953 sortedPkgs.add(pkg); 5954 it.remove(); 5955 } 5956 } 5957 // Give priority to system apps that listen for pre boot complete. 5958 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5959 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5960 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5961 PackageParser.Package pkg = it.next(); 5962 if (pkgNames.contains(pkg.packageName)) { 5963 if (DEBUG_DEXOPT) { 5964 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5965 } 5966 sortedPkgs.add(pkg); 5967 it.remove(); 5968 } 5969 } 5970 // Give priority to system apps. 5971 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5972 PackageParser.Package pkg = it.next(); 5973 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5974 if (DEBUG_DEXOPT) { 5975 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5976 } 5977 sortedPkgs.add(pkg); 5978 it.remove(); 5979 } 5980 } 5981 // Give priority to updated system apps. 5982 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5983 PackageParser.Package pkg = it.next(); 5984 if (pkg.isUpdatedSystemApp()) { 5985 if (DEBUG_DEXOPT) { 5986 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5987 } 5988 sortedPkgs.add(pkg); 5989 it.remove(); 5990 } 5991 } 5992 // Give priority to apps that listen for boot complete. 5993 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5994 pkgNames = getPackageNamesForIntent(intent); 5995 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5996 PackageParser.Package pkg = it.next(); 5997 if (pkgNames.contains(pkg.packageName)) { 5998 if (DEBUG_DEXOPT) { 5999 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6000 } 6001 sortedPkgs.add(pkg); 6002 it.remove(); 6003 } 6004 } 6005 // Filter out packages that aren't recently used. 6006 filterRecentlyUsedApps(pkgs); 6007 // Add all remaining apps. 6008 for (PackageParser.Package pkg : pkgs) { 6009 if (DEBUG_DEXOPT) { 6010 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6011 } 6012 sortedPkgs.add(pkg); 6013 } 6014 6015 // If we want to be lazy, filter everything that wasn't recently used. 6016 if (mLazyDexOpt) { 6017 filterRecentlyUsedApps(sortedPkgs); 6018 } 6019 6020 int i = 0; 6021 int total = sortedPkgs.size(); 6022 File dataDir = Environment.getDataDirectory(); 6023 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6024 if (lowThreshold == 0) { 6025 throw new IllegalStateException("Invalid low memory threshold"); 6026 } 6027 for (PackageParser.Package pkg : sortedPkgs) { 6028 long usableSpace = dataDir.getUsableSpace(); 6029 if (usableSpace < lowThreshold) { 6030 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6031 break; 6032 } 6033 performBootDexOpt(pkg, ++i, total); 6034 } 6035 } 6036 } 6037 6038 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6039 // Filter out packages that aren't recently used. 6040 // 6041 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6042 // should do a full dexopt. 6043 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6044 int total = pkgs.size(); 6045 int skipped = 0; 6046 long now = System.currentTimeMillis(); 6047 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6048 PackageParser.Package pkg = i.next(); 6049 long then = pkg.mLastPackageUsageTimeInMills; 6050 if (then + mDexOptLRUThresholdInMills < now) { 6051 if (DEBUG_DEXOPT) { 6052 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6053 ((then == 0) ? "never" : new Date(then))); 6054 } 6055 i.remove(); 6056 skipped++; 6057 } 6058 } 6059 if (DEBUG_DEXOPT) { 6060 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6061 } 6062 } 6063 } 6064 6065 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6066 List<ResolveInfo> ris = null; 6067 try { 6068 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6069 intent, null, 0, UserHandle.USER_OWNER); 6070 } catch (RemoteException e) { 6071 } 6072 ArraySet<String> pkgNames = new ArraySet<String>(); 6073 if (ris != null) { 6074 for (ResolveInfo ri : ris) { 6075 pkgNames.add(ri.activityInfo.packageName); 6076 } 6077 } 6078 return pkgNames; 6079 } 6080 6081 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6082 if (DEBUG_DEXOPT) { 6083 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6084 } 6085 if (!isFirstBoot()) { 6086 try { 6087 ActivityManagerNative.getDefault().showBootMessage( 6088 mContext.getResources().getString(R.string.android_upgrading_apk, 6089 curr, total), true); 6090 } catch (RemoteException e) { 6091 } 6092 } 6093 PackageParser.Package p = pkg; 6094 synchronized (mInstallLock) { 6095 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6096 false /* force dex */, false /* defer */, true /* include dependencies */); 6097 } 6098 } 6099 6100 @Override 6101 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6102 return performDexOpt(packageName, instructionSet, false); 6103 } 6104 6105 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6106 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6107 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6108 if (!dexopt && !updateUsage) { 6109 // We aren't going to dexopt or update usage, so bail early. 6110 return false; 6111 } 6112 PackageParser.Package p; 6113 final String targetInstructionSet; 6114 synchronized (mPackages) { 6115 p = mPackages.get(packageName); 6116 if (p == null) { 6117 return false; 6118 } 6119 if (updateUsage) { 6120 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6121 } 6122 mPackageUsage.write(false); 6123 if (!dexopt) { 6124 // We aren't going to dexopt, so bail early. 6125 return false; 6126 } 6127 6128 targetInstructionSet = instructionSet != null ? instructionSet : 6129 getPrimaryInstructionSet(p.applicationInfo); 6130 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6131 return false; 6132 } 6133 } 6134 6135 synchronized (mInstallLock) { 6136 final String[] instructionSets = new String[] { targetInstructionSet }; 6137 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6138 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6139 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6140 } 6141 } 6142 6143 public ArraySet<String> getPackagesThatNeedDexOpt() { 6144 ArraySet<String> pkgs = null; 6145 synchronized (mPackages) { 6146 for (PackageParser.Package p : mPackages.values()) { 6147 if (DEBUG_DEXOPT) { 6148 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6149 } 6150 if (!p.mDexOptPerformed.isEmpty()) { 6151 continue; 6152 } 6153 if (pkgs == null) { 6154 pkgs = new ArraySet<String>(); 6155 } 6156 pkgs.add(p.packageName); 6157 } 6158 } 6159 return pkgs; 6160 } 6161 6162 public void shutdown() { 6163 mPackageUsage.write(true); 6164 } 6165 6166 @Override 6167 public void forceDexOpt(String packageName) { 6168 enforceSystemOrRoot("forceDexOpt"); 6169 6170 PackageParser.Package pkg; 6171 synchronized (mPackages) { 6172 pkg = mPackages.get(packageName); 6173 if (pkg == null) { 6174 throw new IllegalArgumentException("Missing package: " + packageName); 6175 } 6176 } 6177 6178 synchronized (mInstallLock) { 6179 final String[] instructionSets = new String[] { 6180 getPrimaryInstructionSet(pkg.applicationInfo) }; 6181 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6182 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6183 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6184 throw new IllegalStateException("Failed to dexopt: " + res); 6185 } 6186 } 6187 } 6188 6189 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6190 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6191 Slog.w(TAG, "Unable to update from " + oldPkg.name 6192 + " to " + newPkg.packageName 6193 + ": old package not in system partition"); 6194 return false; 6195 } else if (mPackages.get(oldPkg.name) != null) { 6196 Slog.w(TAG, "Unable to update from " + oldPkg.name 6197 + " to " + newPkg.packageName 6198 + ": old package still exists"); 6199 return false; 6200 } 6201 return true; 6202 } 6203 6204 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6205 int[] users = sUserManager.getUserIds(); 6206 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6207 if (res < 0) { 6208 return res; 6209 } 6210 for (int user : users) { 6211 if (user != 0) { 6212 res = mInstaller.createUserData(volumeUuid, packageName, 6213 UserHandle.getUid(user, uid), user, seinfo); 6214 if (res < 0) { 6215 return res; 6216 } 6217 } 6218 } 6219 return res; 6220 } 6221 6222 private int removeDataDirsLI(String volumeUuid, String packageName) { 6223 int[] users = sUserManager.getUserIds(); 6224 int res = 0; 6225 for (int user : users) { 6226 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6227 if (resInner < 0) { 6228 res = resInner; 6229 } 6230 } 6231 6232 return res; 6233 } 6234 6235 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6236 int[] users = sUserManager.getUserIds(); 6237 int res = 0; 6238 for (int user : users) { 6239 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6240 if (resInner < 0) { 6241 res = resInner; 6242 } 6243 } 6244 return res; 6245 } 6246 6247 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6248 PackageParser.Package changingLib) { 6249 if (file.path != null) { 6250 usesLibraryFiles.add(file.path); 6251 return; 6252 } 6253 PackageParser.Package p = mPackages.get(file.apk); 6254 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6255 // If we are doing this while in the middle of updating a library apk, 6256 // then we need to make sure to use that new apk for determining the 6257 // dependencies here. (We haven't yet finished committing the new apk 6258 // to the package manager state.) 6259 if (p == null || p.packageName.equals(changingLib.packageName)) { 6260 p = changingLib; 6261 } 6262 } 6263 if (p != null) { 6264 usesLibraryFiles.addAll(p.getAllCodePaths()); 6265 } 6266 } 6267 6268 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6269 PackageParser.Package changingLib) throws PackageManagerException { 6270 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6271 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6272 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6273 for (int i=0; i<N; i++) { 6274 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6275 if (file == null) { 6276 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6277 "Package " + pkg.packageName + " requires unavailable shared library " 6278 + pkg.usesLibraries.get(i) + "; failing!"); 6279 } 6280 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6281 } 6282 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6283 for (int i=0; i<N; i++) { 6284 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6285 if (file == null) { 6286 Slog.w(TAG, "Package " + pkg.packageName 6287 + " desires unavailable shared library " 6288 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6289 } else { 6290 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6291 } 6292 } 6293 N = usesLibraryFiles.size(); 6294 if (N > 0) { 6295 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6296 } else { 6297 pkg.usesLibraryFiles = null; 6298 } 6299 } 6300 } 6301 6302 private static boolean hasString(List<String> list, List<String> which) { 6303 if (list == null) { 6304 return false; 6305 } 6306 for (int i=list.size()-1; i>=0; i--) { 6307 for (int j=which.size()-1; j>=0; j--) { 6308 if (which.get(j).equals(list.get(i))) { 6309 return true; 6310 } 6311 } 6312 } 6313 return false; 6314 } 6315 6316 private void updateAllSharedLibrariesLPw() { 6317 for (PackageParser.Package pkg : mPackages.values()) { 6318 try { 6319 updateSharedLibrariesLPw(pkg, null); 6320 } catch (PackageManagerException e) { 6321 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6322 } 6323 } 6324 } 6325 6326 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6327 PackageParser.Package changingPkg) { 6328 ArrayList<PackageParser.Package> res = null; 6329 for (PackageParser.Package pkg : mPackages.values()) { 6330 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6331 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6332 if (res == null) { 6333 res = new ArrayList<PackageParser.Package>(); 6334 } 6335 res.add(pkg); 6336 try { 6337 updateSharedLibrariesLPw(pkg, changingPkg); 6338 } catch (PackageManagerException e) { 6339 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6340 } 6341 } 6342 } 6343 return res; 6344 } 6345 6346 /** 6347 * Derive the value of the {@code cpuAbiOverride} based on the provided 6348 * value and an optional stored value from the package settings. 6349 */ 6350 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6351 String cpuAbiOverride = null; 6352 6353 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6354 cpuAbiOverride = null; 6355 } else if (abiOverride != null) { 6356 cpuAbiOverride = abiOverride; 6357 } else if (settings != null) { 6358 cpuAbiOverride = settings.cpuAbiOverrideString; 6359 } 6360 6361 return cpuAbiOverride; 6362 } 6363 6364 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6365 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6366 boolean success = false; 6367 try { 6368 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6369 currentTime, user); 6370 success = true; 6371 return res; 6372 } finally { 6373 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6374 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6375 } 6376 } 6377 } 6378 6379 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6380 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6381 final File scanFile = new File(pkg.codePath); 6382 if (pkg.applicationInfo.getCodePath() == null || 6383 pkg.applicationInfo.getResourcePath() == null) { 6384 // Bail out. The resource and code paths haven't been set. 6385 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6386 "Code and resource paths haven't been set correctly"); 6387 } 6388 6389 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6390 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6391 } else { 6392 // Only allow system apps to be flagged as core apps. 6393 pkg.coreApp = false; 6394 } 6395 6396 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6397 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6398 } 6399 6400 if (mCustomResolverComponentName != null && 6401 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6402 setUpCustomResolverActivity(pkg); 6403 } 6404 6405 if (pkg.packageName.equals("android")) { 6406 synchronized (mPackages) { 6407 if (mAndroidApplication != null) { 6408 Slog.w(TAG, "*************************************************"); 6409 Slog.w(TAG, "Core android package being redefined. Skipping."); 6410 Slog.w(TAG, " file=" + scanFile); 6411 Slog.w(TAG, "*************************************************"); 6412 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6413 "Core android package being redefined. Skipping."); 6414 } 6415 6416 // Set up information for our fall-back user intent resolution activity. 6417 mPlatformPackage = pkg; 6418 pkg.mVersionCode = mSdkVersion; 6419 mAndroidApplication = pkg.applicationInfo; 6420 6421 if (!mResolverReplaced) { 6422 mResolveActivity.applicationInfo = mAndroidApplication; 6423 mResolveActivity.name = ResolverActivity.class.getName(); 6424 mResolveActivity.packageName = mAndroidApplication.packageName; 6425 mResolveActivity.processName = "system:ui"; 6426 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6427 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6428 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6429 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6430 mResolveActivity.exported = true; 6431 mResolveActivity.enabled = true; 6432 mResolveInfo.activityInfo = mResolveActivity; 6433 mResolveInfo.priority = 0; 6434 mResolveInfo.preferredOrder = 0; 6435 mResolveInfo.match = 0; 6436 mResolveComponentName = new ComponentName( 6437 mAndroidApplication.packageName, mResolveActivity.name); 6438 } 6439 } 6440 } 6441 6442 if (DEBUG_PACKAGE_SCANNING) { 6443 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6444 Log.d(TAG, "Scanning package " + pkg.packageName); 6445 } 6446 6447 if (mPackages.containsKey(pkg.packageName) 6448 || mSharedLibraries.containsKey(pkg.packageName)) { 6449 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6450 "Application package " + pkg.packageName 6451 + " already installed. Skipping duplicate."); 6452 } 6453 6454 // If we're only installing presumed-existing packages, require that the 6455 // scanned APK is both already known and at the path previously established 6456 // for it. Previously unknown packages we pick up normally, but if we have an 6457 // a priori expectation about this package's install presence, enforce it. 6458 // With a singular exception for new system packages. When an OTA contains 6459 // a new system package, we allow the codepath to change from a system location 6460 // to the user-installed location. If we don't allow this change, any newer, 6461 // user-installed version of the application will be ignored. 6462 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6463 if (mExpectingBetter.containsKey(pkg.packageName)) { 6464 logCriticalInfo(Log.WARN, 6465 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6466 } else { 6467 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6468 if (known != null) { 6469 if (DEBUG_PACKAGE_SCANNING) { 6470 Log.d(TAG, "Examining " + pkg.codePath 6471 + " and requiring known paths " + known.codePathString 6472 + " & " + known.resourcePathString); 6473 } 6474 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6475 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6476 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6477 "Application package " + pkg.packageName 6478 + " found at " + pkg.applicationInfo.getCodePath() 6479 + " but expected at " + known.codePathString + "; ignoring."); 6480 } 6481 } 6482 } 6483 } 6484 6485 // Initialize package source and resource directories 6486 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6487 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6488 6489 SharedUserSetting suid = null; 6490 PackageSetting pkgSetting = null; 6491 6492 if (!isSystemApp(pkg)) { 6493 // Only system apps can use these features. 6494 pkg.mOriginalPackages = null; 6495 pkg.mRealPackage = null; 6496 pkg.mAdoptPermissions = null; 6497 } 6498 6499 // writer 6500 synchronized (mPackages) { 6501 if (pkg.mSharedUserId != null) { 6502 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6503 if (suid == null) { 6504 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6505 "Creating application package " + pkg.packageName 6506 + " for shared user failed"); 6507 } 6508 if (DEBUG_PACKAGE_SCANNING) { 6509 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6510 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6511 + "): packages=" + suid.packages); 6512 } 6513 } 6514 6515 // Check if we are renaming from an original package name. 6516 PackageSetting origPackage = null; 6517 String realName = null; 6518 if (pkg.mOriginalPackages != null) { 6519 // This package may need to be renamed to a previously 6520 // installed name. Let's check on that... 6521 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6522 if (pkg.mOriginalPackages.contains(renamed)) { 6523 // This package had originally been installed as the 6524 // original name, and we have already taken care of 6525 // transitioning to the new one. Just update the new 6526 // one to continue using the old name. 6527 realName = pkg.mRealPackage; 6528 if (!pkg.packageName.equals(renamed)) { 6529 // Callers into this function may have already taken 6530 // care of renaming the package; only do it here if 6531 // it is not already done. 6532 pkg.setPackageName(renamed); 6533 } 6534 6535 } else { 6536 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6537 if ((origPackage = mSettings.peekPackageLPr( 6538 pkg.mOriginalPackages.get(i))) != null) { 6539 // We do have the package already installed under its 6540 // original name... should we use it? 6541 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6542 // New package is not compatible with original. 6543 origPackage = null; 6544 continue; 6545 } else if (origPackage.sharedUser != null) { 6546 // Make sure uid is compatible between packages. 6547 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6548 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6549 + " to " + pkg.packageName + ": old uid " 6550 + origPackage.sharedUser.name 6551 + " differs from " + pkg.mSharedUserId); 6552 origPackage = null; 6553 continue; 6554 } 6555 } else { 6556 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6557 + pkg.packageName + " to old name " + origPackage.name); 6558 } 6559 break; 6560 } 6561 } 6562 } 6563 } 6564 6565 if (mTransferedPackages.contains(pkg.packageName)) { 6566 Slog.w(TAG, "Package " + pkg.packageName 6567 + " was transferred to another, but its .apk remains"); 6568 } 6569 6570 // Just create the setting, don't add it yet. For already existing packages 6571 // the PkgSetting exists already and doesn't have to be created. 6572 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6573 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6574 pkg.applicationInfo.primaryCpuAbi, 6575 pkg.applicationInfo.secondaryCpuAbi, 6576 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6577 user, false); 6578 if (pkgSetting == null) { 6579 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6580 "Creating application package " + pkg.packageName + " failed"); 6581 } 6582 6583 if (pkgSetting.origPackage != null) { 6584 // If we are first transitioning from an original package, 6585 // fix up the new package's name now. We need to do this after 6586 // looking up the package under its new name, so getPackageLP 6587 // can take care of fiddling things correctly. 6588 pkg.setPackageName(origPackage.name); 6589 6590 // File a report about this. 6591 String msg = "New package " + pkgSetting.realName 6592 + " renamed to replace old package " + pkgSetting.name; 6593 reportSettingsProblem(Log.WARN, msg); 6594 6595 // Make a note of it. 6596 mTransferedPackages.add(origPackage.name); 6597 6598 // No longer need to retain this. 6599 pkgSetting.origPackage = null; 6600 } 6601 6602 if (realName != null) { 6603 // Make a note of it. 6604 mTransferedPackages.add(pkg.packageName); 6605 } 6606 6607 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6608 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6609 } 6610 6611 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6612 // Check all shared libraries and map to their actual file path. 6613 // We only do this here for apps not on a system dir, because those 6614 // are the only ones that can fail an install due to this. We 6615 // will take care of the system apps by updating all of their 6616 // library paths after the scan is done. 6617 updateSharedLibrariesLPw(pkg, null); 6618 } 6619 6620 if (mFoundPolicyFile) { 6621 SELinuxMMAC.assignSeinfoValue(pkg); 6622 } 6623 6624 pkg.applicationInfo.uid = pkgSetting.appId; 6625 pkg.mExtras = pkgSetting; 6626 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6627 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6628 // We just determined the app is signed correctly, so bring 6629 // over the latest parsed certs. 6630 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6631 } else { 6632 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6633 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6634 "Package " + pkg.packageName + " upgrade keys do not match the " 6635 + "previously installed version"); 6636 } else { 6637 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6638 String msg = "System package " + pkg.packageName 6639 + " signature changed; retaining data."; 6640 reportSettingsProblem(Log.WARN, msg); 6641 } 6642 } 6643 } else { 6644 try { 6645 verifySignaturesLP(pkgSetting, pkg); 6646 // We just determined the app is signed correctly, so bring 6647 // over the latest parsed certs. 6648 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6649 } catch (PackageManagerException e) { 6650 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6651 throw e; 6652 } 6653 // The signature has changed, but this package is in the system 6654 // image... let's recover! 6655 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6656 // However... if this package is part of a shared user, but it 6657 // doesn't match the signature of the shared user, let's fail. 6658 // What this means is that you can't change the signatures 6659 // associated with an overall shared user, which doesn't seem all 6660 // that unreasonable. 6661 if (pkgSetting.sharedUser != null) { 6662 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6663 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6664 throw new PackageManagerException( 6665 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6666 "Signature mismatch for shared user : " 6667 + pkgSetting.sharedUser); 6668 } 6669 } 6670 // File a report about this. 6671 String msg = "System package " + pkg.packageName 6672 + " signature changed; retaining data."; 6673 reportSettingsProblem(Log.WARN, msg); 6674 } 6675 } 6676 // Verify that this new package doesn't have any content providers 6677 // that conflict with existing packages. Only do this if the 6678 // package isn't already installed, since we don't want to break 6679 // things that are installed. 6680 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6681 final int N = pkg.providers.size(); 6682 int i; 6683 for (i=0; i<N; i++) { 6684 PackageParser.Provider p = pkg.providers.get(i); 6685 if (p.info.authority != null) { 6686 String names[] = p.info.authority.split(";"); 6687 for (int j = 0; j < names.length; j++) { 6688 if (mProvidersByAuthority.containsKey(names[j])) { 6689 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6690 final String otherPackageName = 6691 ((other != null && other.getComponentName() != null) ? 6692 other.getComponentName().getPackageName() : "?"); 6693 throw new PackageManagerException( 6694 INSTALL_FAILED_CONFLICTING_PROVIDER, 6695 "Can't install because provider name " + names[j] 6696 + " (in package " + pkg.applicationInfo.packageName 6697 + ") is already used by " + otherPackageName); 6698 } 6699 } 6700 } 6701 } 6702 } 6703 6704 if (pkg.mAdoptPermissions != null) { 6705 // This package wants to adopt ownership of permissions from 6706 // another package. 6707 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6708 final String origName = pkg.mAdoptPermissions.get(i); 6709 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6710 if (orig != null) { 6711 if (verifyPackageUpdateLPr(orig, pkg)) { 6712 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6713 + pkg.packageName); 6714 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6715 } 6716 } 6717 } 6718 } 6719 } 6720 6721 final String pkgName = pkg.packageName; 6722 6723 final long scanFileTime = scanFile.lastModified(); 6724 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6725 pkg.applicationInfo.processName = fixProcessName( 6726 pkg.applicationInfo.packageName, 6727 pkg.applicationInfo.processName, 6728 pkg.applicationInfo.uid); 6729 6730 File dataPath; 6731 if (mPlatformPackage == pkg) { 6732 // The system package is special. 6733 dataPath = new File(Environment.getDataDirectory(), "system"); 6734 6735 pkg.applicationInfo.dataDir = dataPath.getPath(); 6736 6737 } else { 6738 // This is a normal package, need to make its data directory. 6739 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6740 UserHandle.USER_OWNER, pkg.packageName); 6741 6742 boolean uidError = false; 6743 if (dataPath.exists()) { 6744 int currentUid = 0; 6745 try { 6746 StructStat stat = Os.stat(dataPath.getPath()); 6747 currentUid = stat.st_uid; 6748 } catch (ErrnoException e) { 6749 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6750 } 6751 6752 // If we have mismatched owners for the data path, we have a problem. 6753 if (currentUid != pkg.applicationInfo.uid) { 6754 boolean recovered = false; 6755 if (currentUid == 0) { 6756 // The directory somehow became owned by root. Wow. 6757 // This is probably because the system was stopped while 6758 // installd was in the middle of messing with its libs 6759 // directory. Ask installd to fix that. 6760 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6761 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6762 if (ret >= 0) { 6763 recovered = true; 6764 String msg = "Package " + pkg.packageName 6765 + " unexpectedly changed to uid 0; recovered to " + 6766 + pkg.applicationInfo.uid; 6767 reportSettingsProblem(Log.WARN, msg); 6768 } 6769 } 6770 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6771 || (scanFlags&SCAN_BOOTING) != 0)) { 6772 // If this is a system app, we can at least delete its 6773 // current data so the application will still work. 6774 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6775 if (ret >= 0) { 6776 // TODO: Kill the processes first 6777 // Old data gone! 6778 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6779 ? "System package " : "Third party package "; 6780 String msg = prefix + pkg.packageName 6781 + " has changed from uid: " 6782 + currentUid + " to " 6783 + pkg.applicationInfo.uid + "; old data erased"; 6784 reportSettingsProblem(Log.WARN, msg); 6785 recovered = true; 6786 6787 // And now re-install the app. 6788 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6789 pkg.applicationInfo.seinfo); 6790 if (ret == -1) { 6791 // Ack should not happen! 6792 msg = prefix + pkg.packageName 6793 + " could not have data directory re-created after delete."; 6794 reportSettingsProblem(Log.WARN, msg); 6795 throw new PackageManagerException( 6796 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6797 } 6798 } 6799 if (!recovered) { 6800 mHasSystemUidErrors = true; 6801 } 6802 } else if (!recovered) { 6803 // If we allow this install to proceed, we will be broken. 6804 // Abort, abort! 6805 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6806 "scanPackageLI"); 6807 } 6808 if (!recovered) { 6809 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6810 + pkg.applicationInfo.uid + "/fs_" 6811 + currentUid; 6812 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6813 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6814 String msg = "Package " + pkg.packageName 6815 + " has mismatched uid: " 6816 + currentUid + " on disk, " 6817 + pkg.applicationInfo.uid + " in settings"; 6818 // writer 6819 synchronized (mPackages) { 6820 mSettings.mReadMessages.append(msg); 6821 mSettings.mReadMessages.append('\n'); 6822 uidError = true; 6823 if (!pkgSetting.uidError) { 6824 reportSettingsProblem(Log.ERROR, msg); 6825 } 6826 } 6827 } 6828 } 6829 pkg.applicationInfo.dataDir = dataPath.getPath(); 6830 if (mShouldRestoreconData) { 6831 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6832 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6833 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6834 } 6835 } else { 6836 if (DEBUG_PACKAGE_SCANNING) { 6837 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6838 Log.v(TAG, "Want this data dir: " + dataPath); 6839 } 6840 //invoke installer to do the actual installation 6841 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6842 pkg.applicationInfo.seinfo); 6843 if (ret < 0) { 6844 // Error from installer 6845 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6846 "Unable to create data dirs [errorCode=" + ret + "]"); 6847 } 6848 6849 if (dataPath.exists()) { 6850 pkg.applicationInfo.dataDir = dataPath.getPath(); 6851 } else { 6852 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6853 pkg.applicationInfo.dataDir = null; 6854 } 6855 } 6856 6857 pkgSetting.uidError = uidError; 6858 } 6859 6860 final String path = scanFile.getPath(); 6861 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6862 6863 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6864 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6865 6866 // Some system apps still use directory structure for native libraries 6867 // in which case we might end up not detecting abi solely based on apk 6868 // structure. Try to detect abi based on directory structure. 6869 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6870 pkg.applicationInfo.primaryCpuAbi == null) { 6871 setBundledAppAbisAndRoots(pkg, pkgSetting); 6872 setNativeLibraryPaths(pkg); 6873 } 6874 6875 } else { 6876 if ((scanFlags & SCAN_MOVE) != 0) { 6877 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6878 // but we already have this packages package info in the PackageSetting. We just 6879 // use that and derive the native library path based on the new codepath. 6880 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6881 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6882 } 6883 6884 // Set native library paths again. For moves, the path will be updated based on the 6885 // ABIs we've determined above. For non-moves, the path will be updated based on the 6886 // ABIs we determined during compilation, but the path will depend on the final 6887 // package path (after the rename away from the stage path). 6888 setNativeLibraryPaths(pkg); 6889 } 6890 6891 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6892 final int[] userIds = sUserManager.getUserIds(); 6893 synchronized (mInstallLock) { 6894 // Make sure all user data directories are ready to roll; we're okay 6895 // if they already exist 6896 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6897 for (int userId : userIds) { 6898 if (userId != 0) { 6899 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6900 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6901 pkg.applicationInfo.seinfo); 6902 } 6903 } 6904 } 6905 6906 // Create a native library symlink only if we have native libraries 6907 // and if the native libraries are 32 bit libraries. We do not provide 6908 // this symlink for 64 bit libraries. 6909 if (pkg.applicationInfo.primaryCpuAbi != null && 6910 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6911 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6912 for (int userId : userIds) { 6913 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6914 nativeLibPath, userId) < 0) { 6915 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6916 "Failed linking native library dir (user=" + userId + ")"); 6917 } 6918 } 6919 } 6920 } 6921 6922 // This is a special case for the "system" package, where the ABI is 6923 // dictated by the zygote configuration (and init.rc). We should keep track 6924 // of this ABI so that we can deal with "normal" applications that run under 6925 // the same UID correctly. 6926 if (mPlatformPackage == pkg) { 6927 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6928 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6929 } 6930 6931 // If there's a mismatch between the abi-override in the package setting 6932 // and the abiOverride specified for the install. Warn about this because we 6933 // would've already compiled the app without taking the package setting into 6934 // account. 6935 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6936 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6937 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6938 " for package: " + pkg.packageName); 6939 } 6940 } 6941 6942 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6943 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6944 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6945 6946 // Copy the derived override back to the parsed package, so that we can 6947 // update the package settings accordingly. 6948 pkg.cpuAbiOverride = cpuAbiOverride; 6949 6950 if (DEBUG_ABI_SELECTION) { 6951 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6952 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6953 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6954 } 6955 6956 // Push the derived path down into PackageSettings so we know what to 6957 // clean up at uninstall time. 6958 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6959 6960 if (DEBUG_ABI_SELECTION) { 6961 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6962 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6963 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6964 } 6965 6966 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6967 // We don't do this here during boot because we can do it all 6968 // at once after scanning all existing packages. 6969 // 6970 // We also do this *before* we perform dexopt on this package, so that 6971 // we can avoid redundant dexopts, and also to make sure we've got the 6972 // code and package path correct. 6973 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6974 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6975 } 6976 6977 if ((scanFlags & SCAN_NO_DEX) == 0) { 6978 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6979 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6980 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6981 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6982 } 6983 } 6984 if (mFactoryTest && pkg.requestedPermissions.contains( 6985 android.Manifest.permission.FACTORY_TEST)) { 6986 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6987 } 6988 6989 ArrayList<PackageParser.Package> clientLibPkgs = null; 6990 6991 // writer 6992 synchronized (mPackages) { 6993 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6994 // Only system apps can add new shared libraries. 6995 if (pkg.libraryNames != null) { 6996 for (int i=0; i<pkg.libraryNames.size(); i++) { 6997 String name = pkg.libraryNames.get(i); 6998 boolean allowed = false; 6999 if (pkg.isUpdatedSystemApp()) { 7000 // New library entries can only be added through the 7001 // system image. This is important to get rid of a lot 7002 // of nasty edge cases: for example if we allowed a non- 7003 // system update of the app to add a library, then uninstalling 7004 // the update would make the library go away, and assumptions 7005 // we made such as through app install filtering would now 7006 // have allowed apps on the device which aren't compatible 7007 // with it. Better to just have the restriction here, be 7008 // conservative, and create many fewer cases that can negatively 7009 // impact the user experience. 7010 final PackageSetting sysPs = mSettings 7011 .getDisabledSystemPkgLPr(pkg.packageName); 7012 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7013 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7014 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7015 allowed = true; 7016 allowed = true; 7017 break; 7018 } 7019 } 7020 } 7021 } else { 7022 allowed = true; 7023 } 7024 if (allowed) { 7025 if (!mSharedLibraries.containsKey(name)) { 7026 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7027 } else if (!name.equals(pkg.packageName)) { 7028 Slog.w(TAG, "Package " + pkg.packageName + " library " 7029 + name + " already exists; skipping"); 7030 } 7031 } else { 7032 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7033 + name + " that is not declared on system image; skipping"); 7034 } 7035 } 7036 if ((scanFlags&SCAN_BOOTING) == 0) { 7037 // If we are not booting, we need to update any applications 7038 // that are clients of our shared library. If we are booting, 7039 // this will all be done once the scan is complete. 7040 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7041 } 7042 } 7043 } 7044 } 7045 7046 // We also need to dexopt any apps that are dependent on this library. Note that 7047 // if these fail, we should abort the install since installing the library will 7048 // result in some apps being broken. 7049 if (clientLibPkgs != null) { 7050 if ((scanFlags & SCAN_NO_DEX) == 0) { 7051 for (int i = 0; i < clientLibPkgs.size(); i++) { 7052 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7053 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7054 null /* instruction sets */, forceDex, 7055 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7056 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7057 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7058 "scanPackageLI failed to dexopt clientLibPkgs"); 7059 } 7060 } 7061 } 7062 } 7063 7064 // Also need to kill any apps that are dependent on the library. 7065 if (clientLibPkgs != null) { 7066 for (int i=0; i<clientLibPkgs.size(); i++) { 7067 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7068 killApplication(clientPkg.applicationInfo.packageName, 7069 clientPkg.applicationInfo.uid, "update lib"); 7070 } 7071 } 7072 7073 // Make sure we're not adding any bogus keyset info 7074 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7075 ksms.assertScannedPackageValid(pkg); 7076 7077 // writer 7078 synchronized (mPackages) { 7079 // We don't expect installation to fail beyond this point 7080 7081 // Add the new setting to mSettings 7082 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7083 // Add the new setting to mPackages 7084 mPackages.put(pkg.applicationInfo.packageName, pkg); 7085 // Make sure we don't accidentally delete its data. 7086 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7087 while (iter.hasNext()) { 7088 PackageCleanItem item = iter.next(); 7089 if (pkgName.equals(item.packageName)) { 7090 iter.remove(); 7091 } 7092 } 7093 7094 // Take care of first install / last update times. 7095 if (currentTime != 0) { 7096 if (pkgSetting.firstInstallTime == 0) { 7097 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7098 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7099 pkgSetting.lastUpdateTime = currentTime; 7100 } 7101 } else if (pkgSetting.firstInstallTime == 0) { 7102 // We need *something*. Take time time stamp of the file. 7103 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7104 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7105 if (scanFileTime != pkgSetting.timeStamp) { 7106 // A package on the system image has changed; consider this 7107 // to be an update. 7108 pkgSetting.lastUpdateTime = scanFileTime; 7109 } 7110 } 7111 7112 // Add the package's KeySets to the global KeySetManagerService 7113 ksms.addScannedPackageLPw(pkg); 7114 7115 int N = pkg.providers.size(); 7116 StringBuilder r = null; 7117 int i; 7118 for (i=0; i<N; i++) { 7119 PackageParser.Provider p = pkg.providers.get(i); 7120 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7121 p.info.processName, pkg.applicationInfo.uid); 7122 mProviders.addProvider(p); 7123 p.syncable = p.info.isSyncable; 7124 if (p.info.authority != null) { 7125 String names[] = p.info.authority.split(";"); 7126 p.info.authority = null; 7127 for (int j = 0; j < names.length; j++) { 7128 if (j == 1 && p.syncable) { 7129 // We only want the first authority for a provider to possibly be 7130 // syncable, so if we already added this provider using a different 7131 // authority clear the syncable flag. We copy the provider before 7132 // changing it because the mProviders object contains a reference 7133 // to a provider that we don't want to change. 7134 // Only do this for the second authority since the resulting provider 7135 // object can be the same for all future authorities for this provider. 7136 p = new PackageParser.Provider(p); 7137 p.syncable = false; 7138 } 7139 if (!mProvidersByAuthority.containsKey(names[j])) { 7140 mProvidersByAuthority.put(names[j], p); 7141 if (p.info.authority == null) { 7142 p.info.authority = names[j]; 7143 } else { 7144 p.info.authority = p.info.authority + ";" + names[j]; 7145 } 7146 if (DEBUG_PACKAGE_SCANNING) { 7147 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7148 Log.d(TAG, "Registered content provider: " + names[j] 7149 + ", className = " + p.info.name + ", isSyncable = " 7150 + p.info.isSyncable); 7151 } 7152 } else { 7153 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7154 Slog.w(TAG, "Skipping provider name " + names[j] + 7155 " (in package " + pkg.applicationInfo.packageName + 7156 "): name already used by " 7157 + ((other != null && other.getComponentName() != null) 7158 ? other.getComponentName().getPackageName() : "?")); 7159 } 7160 } 7161 } 7162 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7163 if (r == null) { 7164 r = new StringBuilder(256); 7165 } else { 7166 r.append(' '); 7167 } 7168 r.append(p.info.name); 7169 } 7170 } 7171 if (r != null) { 7172 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7173 } 7174 7175 N = pkg.services.size(); 7176 r = null; 7177 for (i=0; i<N; i++) { 7178 PackageParser.Service s = pkg.services.get(i); 7179 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7180 s.info.processName, pkg.applicationInfo.uid); 7181 mServices.addService(s); 7182 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7183 if (r == null) { 7184 r = new StringBuilder(256); 7185 } else { 7186 r.append(' '); 7187 } 7188 r.append(s.info.name); 7189 } 7190 } 7191 if (r != null) { 7192 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7193 } 7194 7195 N = pkg.receivers.size(); 7196 r = null; 7197 for (i=0; i<N; i++) { 7198 PackageParser.Activity a = pkg.receivers.get(i); 7199 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7200 a.info.processName, pkg.applicationInfo.uid); 7201 mReceivers.addActivity(a, "receiver"); 7202 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7203 if (r == null) { 7204 r = new StringBuilder(256); 7205 } else { 7206 r.append(' '); 7207 } 7208 r.append(a.info.name); 7209 } 7210 } 7211 if (r != null) { 7212 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7213 } 7214 7215 N = pkg.activities.size(); 7216 r = null; 7217 for (i=0; i<N; i++) { 7218 PackageParser.Activity a = pkg.activities.get(i); 7219 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7220 a.info.processName, pkg.applicationInfo.uid); 7221 mActivities.addActivity(a, "activity"); 7222 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7223 if (r == null) { 7224 r = new StringBuilder(256); 7225 } else { 7226 r.append(' '); 7227 } 7228 r.append(a.info.name); 7229 } 7230 } 7231 if (r != null) { 7232 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7233 } 7234 7235 N = pkg.permissionGroups.size(); 7236 r = null; 7237 for (i=0; i<N; i++) { 7238 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7239 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7240 if (cur == null) { 7241 mPermissionGroups.put(pg.info.name, pg); 7242 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7243 if (r == null) { 7244 r = new StringBuilder(256); 7245 } else { 7246 r.append(' '); 7247 } 7248 r.append(pg.info.name); 7249 } 7250 } else { 7251 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7252 + pg.info.packageName + " ignored: original from " 7253 + cur.info.packageName); 7254 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7255 if (r == null) { 7256 r = new StringBuilder(256); 7257 } else { 7258 r.append(' '); 7259 } 7260 r.append("DUP:"); 7261 r.append(pg.info.name); 7262 } 7263 } 7264 } 7265 if (r != null) { 7266 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7267 } 7268 7269 N = pkg.permissions.size(); 7270 r = null; 7271 for (i=0; i<N; i++) { 7272 PackageParser.Permission p = pkg.permissions.get(i); 7273 7274 // Now that permission groups have a special meaning, we ignore permission 7275 // groups for legacy apps to prevent unexpected behavior. In particular, 7276 // permissions for one app being granted to someone just becuase they happen 7277 // to be in a group defined by another app (before this had no implications). 7278 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7279 p.group = mPermissionGroups.get(p.info.group); 7280 // Warn for a permission in an unknown group. 7281 if (p.info.group != null && p.group == null) { 7282 Slog.w(TAG, "Permission " + p.info.name + " from package " 7283 + p.info.packageName + " in an unknown group " + p.info.group); 7284 } 7285 } 7286 7287 ArrayMap<String, BasePermission> permissionMap = 7288 p.tree ? mSettings.mPermissionTrees 7289 : mSettings.mPermissions; 7290 BasePermission bp = permissionMap.get(p.info.name); 7291 7292 // Allow system apps to redefine non-system permissions 7293 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7294 final boolean currentOwnerIsSystem = (bp.perm != null 7295 && isSystemApp(bp.perm.owner)); 7296 if (isSystemApp(p.owner)) { 7297 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7298 // It's a built-in permission and no owner, take ownership now 7299 bp.packageSetting = pkgSetting; 7300 bp.perm = p; 7301 bp.uid = pkg.applicationInfo.uid; 7302 bp.sourcePackage = p.info.packageName; 7303 } else if (!currentOwnerIsSystem) { 7304 String msg = "New decl " + p.owner + " of permission " 7305 + p.info.name + " is system; overriding " + bp.sourcePackage; 7306 reportSettingsProblem(Log.WARN, msg); 7307 bp = null; 7308 } 7309 } 7310 } 7311 7312 if (bp == null) { 7313 bp = new BasePermission(p.info.name, p.info.packageName, 7314 BasePermission.TYPE_NORMAL); 7315 permissionMap.put(p.info.name, bp); 7316 } 7317 7318 if (bp.perm == null) { 7319 if (bp.sourcePackage == null 7320 || bp.sourcePackage.equals(p.info.packageName)) { 7321 BasePermission tree = findPermissionTreeLP(p.info.name); 7322 if (tree == null 7323 || tree.sourcePackage.equals(p.info.packageName)) { 7324 bp.packageSetting = pkgSetting; 7325 bp.perm = p; 7326 bp.uid = pkg.applicationInfo.uid; 7327 bp.sourcePackage = p.info.packageName; 7328 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7329 if (r == null) { 7330 r = new StringBuilder(256); 7331 } else { 7332 r.append(' '); 7333 } 7334 r.append(p.info.name); 7335 } 7336 } else { 7337 Slog.w(TAG, "Permission " + p.info.name + " from package " 7338 + p.info.packageName + " ignored: base tree " 7339 + tree.name + " is from package " 7340 + tree.sourcePackage); 7341 } 7342 } else { 7343 Slog.w(TAG, "Permission " + p.info.name + " from package " 7344 + p.info.packageName + " ignored: original from " 7345 + bp.sourcePackage); 7346 } 7347 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7348 if (r == null) { 7349 r = new StringBuilder(256); 7350 } else { 7351 r.append(' '); 7352 } 7353 r.append("DUP:"); 7354 r.append(p.info.name); 7355 } 7356 if (bp.perm == p) { 7357 bp.protectionLevel = p.info.protectionLevel; 7358 } 7359 } 7360 7361 if (r != null) { 7362 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7363 } 7364 7365 N = pkg.instrumentation.size(); 7366 r = null; 7367 for (i=0; i<N; i++) { 7368 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7369 a.info.packageName = pkg.applicationInfo.packageName; 7370 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7371 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7372 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7373 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7374 a.info.dataDir = pkg.applicationInfo.dataDir; 7375 7376 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7377 // need other information about the application, like the ABI and what not ? 7378 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7379 mInstrumentation.put(a.getComponentName(), a); 7380 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7381 if (r == null) { 7382 r = new StringBuilder(256); 7383 } else { 7384 r.append(' '); 7385 } 7386 r.append(a.info.name); 7387 } 7388 } 7389 if (r != null) { 7390 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7391 } 7392 7393 if (pkg.protectedBroadcasts != null) { 7394 N = pkg.protectedBroadcasts.size(); 7395 for (i=0; i<N; i++) { 7396 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7397 } 7398 } 7399 7400 pkgSetting.setTimeStamp(scanFileTime); 7401 7402 // Create idmap files for pairs of (packages, overlay packages). 7403 // Note: "android", ie framework-res.apk, is handled by native layers. 7404 if (pkg.mOverlayTarget != null) { 7405 // This is an overlay package. 7406 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7407 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7408 mOverlays.put(pkg.mOverlayTarget, 7409 new ArrayMap<String, PackageParser.Package>()); 7410 } 7411 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7412 map.put(pkg.packageName, pkg); 7413 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7414 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7415 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7416 "scanPackageLI failed to createIdmap"); 7417 } 7418 } 7419 } else if (mOverlays.containsKey(pkg.packageName) && 7420 !pkg.packageName.equals("android")) { 7421 // This is a regular package, with one or more known overlay packages. 7422 createIdmapsForPackageLI(pkg); 7423 } 7424 } 7425 7426 return pkg; 7427 } 7428 7429 /** 7430 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7431 * is derived purely on the basis of the contents of {@code scanFile} and 7432 * {@code cpuAbiOverride}. 7433 * 7434 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7435 */ 7436 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7437 String cpuAbiOverride, boolean extractLibs) 7438 throws PackageManagerException { 7439 // TODO: We can probably be smarter about this stuff. For installed apps, 7440 // we can calculate this information at install time once and for all. For 7441 // system apps, we can probably assume that this information doesn't change 7442 // after the first boot scan. As things stand, we do lots of unnecessary work. 7443 7444 // Give ourselves some initial paths; we'll come back for another 7445 // pass once we've determined ABI below. 7446 setNativeLibraryPaths(pkg); 7447 7448 // We would never need to extract libs for forward-locked and external packages, 7449 // since the container service will do it for us. We shouldn't attempt to 7450 // extract libs from system app when it was not updated. 7451 if (pkg.isForwardLocked() || isExternal(pkg) || 7452 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7453 extractLibs = false; 7454 } 7455 7456 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7457 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7458 7459 NativeLibraryHelper.Handle handle = null; 7460 try { 7461 handle = NativeLibraryHelper.Handle.create(scanFile); 7462 // TODO(multiArch): This can be null for apps that didn't go through the 7463 // usual installation process. We can calculate it again, like we 7464 // do during install time. 7465 // 7466 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7467 // unnecessary. 7468 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7469 7470 // Null out the abis so that they can be recalculated. 7471 pkg.applicationInfo.primaryCpuAbi = null; 7472 pkg.applicationInfo.secondaryCpuAbi = null; 7473 if (isMultiArch(pkg.applicationInfo)) { 7474 // Warn if we've set an abiOverride for multi-lib packages.. 7475 // By definition, we need to copy both 32 and 64 bit libraries for 7476 // such packages. 7477 if (pkg.cpuAbiOverride != null 7478 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7479 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7480 } 7481 7482 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7483 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7484 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7485 if (extractLibs) { 7486 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7487 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7488 useIsaSpecificSubdirs); 7489 } else { 7490 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7491 } 7492 } 7493 7494 maybeThrowExceptionForMultiArchCopy( 7495 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7496 7497 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7498 if (extractLibs) { 7499 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7500 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7501 useIsaSpecificSubdirs); 7502 } else { 7503 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7504 } 7505 } 7506 7507 maybeThrowExceptionForMultiArchCopy( 7508 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7509 7510 if (abi64 >= 0) { 7511 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7512 } 7513 7514 if (abi32 >= 0) { 7515 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7516 if (abi64 >= 0) { 7517 pkg.applicationInfo.secondaryCpuAbi = abi; 7518 } else { 7519 pkg.applicationInfo.primaryCpuAbi = abi; 7520 } 7521 } 7522 } else { 7523 String[] abiList = (cpuAbiOverride != null) ? 7524 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7525 7526 // Enable gross and lame hacks for apps that are built with old 7527 // SDK tools. We must scan their APKs for renderscript bitcode and 7528 // not launch them if it's present. Don't bother checking on devices 7529 // that don't have 64 bit support. 7530 boolean needsRenderScriptOverride = false; 7531 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7532 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7533 abiList = Build.SUPPORTED_32_BIT_ABIS; 7534 needsRenderScriptOverride = true; 7535 } 7536 7537 final int copyRet; 7538 if (extractLibs) { 7539 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7540 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7541 } else { 7542 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7543 } 7544 7545 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7546 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7547 "Error unpackaging native libs for app, errorCode=" + copyRet); 7548 } 7549 7550 if (copyRet >= 0) { 7551 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7552 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7553 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7554 } else if (needsRenderScriptOverride) { 7555 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7556 } 7557 } 7558 } catch (IOException ioe) { 7559 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7560 } finally { 7561 IoUtils.closeQuietly(handle); 7562 } 7563 7564 // Now that we've calculated the ABIs and determined if it's an internal app, 7565 // we will go ahead and populate the nativeLibraryPath. 7566 setNativeLibraryPaths(pkg); 7567 } 7568 7569 /** 7570 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7571 * i.e, so that all packages can be run inside a single process if required. 7572 * 7573 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7574 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7575 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7576 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7577 * updating a package that belongs to a shared user. 7578 * 7579 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7580 * adds unnecessary complexity. 7581 */ 7582 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7583 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7584 String requiredInstructionSet = null; 7585 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7586 requiredInstructionSet = VMRuntime.getInstructionSet( 7587 scannedPackage.applicationInfo.primaryCpuAbi); 7588 } 7589 7590 PackageSetting requirer = null; 7591 for (PackageSetting ps : packagesForUser) { 7592 // If packagesForUser contains scannedPackage, we skip it. This will happen 7593 // when scannedPackage is an update of an existing package. Without this check, 7594 // we will never be able to change the ABI of any package belonging to a shared 7595 // user, even if it's compatible with other packages. 7596 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7597 if (ps.primaryCpuAbiString == null) { 7598 continue; 7599 } 7600 7601 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7602 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7603 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7604 // this but there's not much we can do. 7605 String errorMessage = "Instruction set mismatch, " 7606 + ((requirer == null) ? "[caller]" : requirer) 7607 + " requires " + requiredInstructionSet + " whereas " + ps 7608 + " requires " + instructionSet; 7609 Slog.w(TAG, errorMessage); 7610 } 7611 7612 if (requiredInstructionSet == null) { 7613 requiredInstructionSet = instructionSet; 7614 requirer = ps; 7615 } 7616 } 7617 } 7618 7619 if (requiredInstructionSet != null) { 7620 String adjustedAbi; 7621 if (requirer != null) { 7622 // requirer != null implies that either scannedPackage was null or that scannedPackage 7623 // did not require an ABI, in which case we have to adjust scannedPackage to match 7624 // the ABI of the set (which is the same as requirer's ABI) 7625 adjustedAbi = requirer.primaryCpuAbiString; 7626 if (scannedPackage != null) { 7627 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7628 } 7629 } else { 7630 // requirer == null implies that we're updating all ABIs in the set to 7631 // match scannedPackage. 7632 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7633 } 7634 7635 for (PackageSetting ps : packagesForUser) { 7636 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7637 if (ps.primaryCpuAbiString != null) { 7638 continue; 7639 } 7640 7641 ps.primaryCpuAbiString = adjustedAbi; 7642 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7643 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7644 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7645 7646 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7647 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7648 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7649 ps.primaryCpuAbiString = null; 7650 ps.pkg.applicationInfo.primaryCpuAbi = null; 7651 return; 7652 } else { 7653 mInstaller.rmdex(ps.codePathString, 7654 getDexCodeInstructionSet(getPreferredInstructionSet())); 7655 } 7656 } 7657 } 7658 } 7659 } 7660 } 7661 7662 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7663 synchronized (mPackages) { 7664 mResolverReplaced = true; 7665 // Set up information for custom user intent resolution activity. 7666 mResolveActivity.applicationInfo = pkg.applicationInfo; 7667 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7668 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7669 mResolveActivity.processName = pkg.applicationInfo.packageName; 7670 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7671 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7672 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7673 mResolveActivity.theme = 0; 7674 mResolveActivity.exported = true; 7675 mResolveActivity.enabled = true; 7676 mResolveInfo.activityInfo = mResolveActivity; 7677 mResolveInfo.priority = 0; 7678 mResolveInfo.preferredOrder = 0; 7679 mResolveInfo.match = 0; 7680 mResolveComponentName = mCustomResolverComponentName; 7681 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7682 mResolveComponentName); 7683 } 7684 } 7685 7686 private static String calculateBundledApkRoot(final String codePathString) { 7687 final File codePath = new File(codePathString); 7688 final File codeRoot; 7689 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7690 codeRoot = Environment.getRootDirectory(); 7691 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7692 codeRoot = Environment.getOemDirectory(); 7693 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7694 codeRoot = Environment.getVendorDirectory(); 7695 } else { 7696 // Unrecognized code path; take its top real segment as the apk root: 7697 // e.g. /something/app/blah.apk => /something 7698 try { 7699 File f = codePath.getCanonicalFile(); 7700 File parent = f.getParentFile(); // non-null because codePath is a file 7701 File tmp; 7702 while ((tmp = parent.getParentFile()) != null) { 7703 f = parent; 7704 parent = tmp; 7705 } 7706 codeRoot = f; 7707 Slog.w(TAG, "Unrecognized code path " 7708 + codePath + " - using " + codeRoot); 7709 } catch (IOException e) { 7710 // Can't canonicalize the code path -- shenanigans? 7711 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7712 return Environment.getRootDirectory().getPath(); 7713 } 7714 } 7715 return codeRoot.getPath(); 7716 } 7717 7718 /** 7719 * Derive and set the location of native libraries for the given package, 7720 * which varies depending on where and how the package was installed. 7721 */ 7722 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7723 final ApplicationInfo info = pkg.applicationInfo; 7724 final String codePath = pkg.codePath; 7725 final File codeFile = new File(codePath); 7726 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7727 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7728 7729 info.nativeLibraryRootDir = null; 7730 info.nativeLibraryRootRequiresIsa = false; 7731 info.nativeLibraryDir = null; 7732 info.secondaryNativeLibraryDir = null; 7733 7734 if (isApkFile(codeFile)) { 7735 // Monolithic install 7736 if (bundledApp) { 7737 // If "/system/lib64/apkname" exists, assume that is the per-package 7738 // native library directory to use; otherwise use "/system/lib/apkname". 7739 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7740 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7741 getPrimaryInstructionSet(info)); 7742 7743 // This is a bundled system app so choose the path based on the ABI. 7744 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7745 // is just the default path. 7746 final String apkName = deriveCodePathName(codePath); 7747 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7748 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7749 apkName).getAbsolutePath(); 7750 7751 if (info.secondaryCpuAbi != null) { 7752 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7753 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7754 secondaryLibDir, apkName).getAbsolutePath(); 7755 } 7756 } else if (asecApp) { 7757 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7758 .getAbsolutePath(); 7759 } else { 7760 final String apkName = deriveCodePathName(codePath); 7761 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7762 .getAbsolutePath(); 7763 } 7764 7765 info.nativeLibraryRootRequiresIsa = false; 7766 info.nativeLibraryDir = info.nativeLibraryRootDir; 7767 } else { 7768 // Cluster install 7769 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7770 info.nativeLibraryRootRequiresIsa = true; 7771 7772 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7773 getPrimaryInstructionSet(info)).getAbsolutePath(); 7774 7775 if (info.secondaryCpuAbi != null) { 7776 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7777 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7778 } 7779 } 7780 } 7781 7782 /** 7783 * Calculate the abis and roots for a bundled app. These can uniquely 7784 * be determined from the contents of the system partition, i.e whether 7785 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7786 * of this information, and instead assume that the system was built 7787 * sensibly. 7788 */ 7789 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7790 PackageSetting pkgSetting) { 7791 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7792 7793 // If "/system/lib64/apkname" exists, assume that is the per-package 7794 // native library directory to use; otherwise use "/system/lib/apkname". 7795 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7796 setBundledAppAbi(pkg, apkRoot, apkName); 7797 // pkgSetting might be null during rescan following uninstall of updates 7798 // to a bundled app, so accommodate that possibility. The settings in 7799 // that case will be established later from the parsed package. 7800 // 7801 // If the settings aren't null, sync them up with what we've just derived. 7802 // note that apkRoot isn't stored in the package settings. 7803 if (pkgSetting != null) { 7804 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7805 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7806 } 7807 } 7808 7809 /** 7810 * Deduces the ABI of a bundled app and sets the relevant fields on the 7811 * parsed pkg object. 7812 * 7813 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7814 * under which system libraries are installed. 7815 * @param apkName the name of the installed package. 7816 */ 7817 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7818 final File codeFile = new File(pkg.codePath); 7819 7820 final boolean has64BitLibs; 7821 final boolean has32BitLibs; 7822 if (isApkFile(codeFile)) { 7823 // Monolithic install 7824 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7825 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7826 } else { 7827 // Cluster install 7828 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7829 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7830 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7831 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7832 has64BitLibs = (new File(rootDir, isa)).exists(); 7833 } else { 7834 has64BitLibs = false; 7835 } 7836 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7837 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7838 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7839 has32BitLibs = (new File(rootDir, isa)).exists(); 7840 } else { 7841 has32BitLibs = false; 7842 } 7843 } 7844 7845 if (has64BitLibs && !has32BitLibs) { 7846 // The package has 64 bit libs, but not 32 bit libs. Its primary 7847 // ABI should be 64 bit. We can safely assume here that the bundled 7848 // native libraries correspond to the most preferred ABI in the list. 7849 7850 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7851 pkg.applicationInfo.secondaryCpuAbi = null; 7852 } else if (has32BitLibs && !has64BitLibs) { 7853 // The package has 32 bit libs but not 64 bit libs. Its primary 7854 // ABI should be 32 bit. 7855 7856 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7857 pkg.applicationInfo.secondaryCpuAbi = null; 7858 } else if (has32BitLibs && has64BitLibs) { 7859 // The application has both 64 and 32 bit bundled libraries. We check 7860 // here that the app declares multiArch support, and warn if it doesn't. 7861 // 7862 // We will be lenient here and record both ABIs. The primary will be the 7863 // ABI that's higher on the list, i.e, a device that's configured to prefer 7864 // 64 bit apps will see a 64 bit primary ABI, 7865 7866 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7867 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7868 } 7869 7870 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7871 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7872 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7873 } else { 7874 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7875 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7876 } 7877 } else { 7878 pkg.applicationInfo.primaryCpuAbi = null; 7879 pkg.applicationInfo.secondaryCpuAbi = null; 7880 } 7881 } 7882 7883 private void killApplication(String pkgName, int appId, String reason) { 7884 // Request the ActivityManager to kill the process(only for existing packages) 7885 // so that we do not end up in a confused state while the user is still using the older 7886 // version of the application while the new one gets installed. 7887 IActivityManager am = ActivityManagerNative.getDefault(); 7888 if (am != null) { 7889 try { 7890 am.killApplicationWithAppId(pkgName, appId, reason); 7891 } catch (RemoteException e) { 7892 } 7893 } 7894 } 7895 7896 void removePackageLI(PackageSetting ps, boolean chatty) { 7897 if (DEBUG_INSTALL) { 7898 if (chatty) 7899 Log.d(TAG, "Removing package " + ps.name); 7900 } 7901 7902 // writer 7903 synchronized (mPackages) { 7904 mPackages.remove(ps.name); 7905 final PackageParser.Package pkg = ps.pkg; 7906 if (pkg != null) { 7907 cleanPackageDataStructuresLILPw(pkg, chatty); 7908 } 7909 } 7910 } 7911 7912 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7913 if (DEBUG_INSTALL) { 7914 if (chatty) 7915 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7916 } 7917 7918 // writer 7919 synchronized (mPackages) { 7920 mPackages.remove(pkg.applicationInfo.packageName); 7921 cleanPackageDataStructuresLILPw(pkg, chatty); 7922 } 7923 } 7924 7925 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7926 int N = pkg.providers.size(); 7927 StringBuilder r = null; 7928 int i; 7929 for (i=0; i<N; i++) { 7930 PackageParser.Provider p = pkg.providers.get(i); 7931 mProviders.removeProvider(p); 7932 if (p.info.authority == null) { 7933 7934 /* There was another ContentProvider with this authority when 7935 * this app was installed so this authority is null, 7936 * Ignore it as we don't have to unregister the provider. 7937 */ 7938 continue; 7939 } 7940 String names[] = p.info.authority.split(";"); 7941 for (int j = 0; j < names.length; j++) { 7942 if (mProvidersByAuthority.get(names[j]) == p) { 7943 mProvidersByAuthority.remove(names[j]); 7944 if (DEBUG_REMOVE) { 7945 if (chatty) 7946 Log.d(TAG, "Unregistered content provider: " + names[j] 7947 + ", className = " + p.info.name + ", isSyncable = " 7948 + p.info.isSyncable); 7949 } 7950 } 7951 } 7952 if (DEBUG_REMOVE && chatty) { 7953 if (r == null) { 7954 r = new StringBuilder(256); 7955 } else { 7956 r.append(' '); 7957 } 7958 r.append(p.info.name); 7959 } 7960 } 7961 if (r != null) { 7962 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7963 } 7964 7965 N = pkg.services.size(); 7966 r = null; 7967 for (i=0; i<N; i++) { 7968 PackageParser.Service s = pkg.services.get(i); 7969 mServices.removeService(s); 7970 if (chatty) { 7971 if (r == null) { 7972 r = new StringBuilder(256); 7973 } else { 7974 r.append(' '); 7975 } 7976 r.append(s.info.name); 7977 } 7978 } 7979 if (r != null) { 7980 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7981 } 7982 7983 N = pkg.receivers.size(); 7984 r = null; 7985 for (i=0; i<N; i++) { 7986 PackageParser.Activity a = pkg.receivers.get(i); 7987 mReceivers.removeActivity(a, "receiver"); 7988 if (DEBUG_REMOVE && chatty) { 7989 if (r == null) { 7990 r = new StringBuilder(256); 7991 } else { 7992 r.append(' '); 7993 } 7994 r.append(a.info.name); 7995 } 7996 } 7997 if (r != null) { 7998 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7999 } 8000 8001 N = pkg.activities.size(); 8002 r = null; 8003 for (i=0; i<N; i++) { 8004 PackageParser.Activity a = pkg.activities.get(i); 8005 mActivities.removeActivity(a, "activity"); 8006 if (DEBUG_REMOVE && chatty) { 8007 if (r == null) { 8008 r = new StringBuilder(256); 8009 } else { 8010 r.append(' '); 8011 } 8012 r.append(a.info.name); 8013 } 8014 } 8015 if (r != null) { 8016 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8017 } 8018 8019 N = pkg.permissions.size(); 8020 r = null; 8021 for (i=0; i<N; i++) { 8022 PackageParser.Permission p = pkg.permissions.get(i); 8023 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8024 if (bp == null) { 8025 bp = mSettings.mPermissionTrees.get(p.info.name); 8026 } 8027 if (bp != null && bp.perm == p) { 8028 bp.perm = null; 8029 if (DEBUG_REMOVE && chatty) { 8030 if (r == null) { 8031 r = new StringBuilder(256); 8032 } else { 8033 r.append(' '); 8034 } 8035 r.append(p.info.name); 8036 } 8037 } 8038 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8039 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8040 if (appOpPerms != null) { 8041 appOpPerms.remove(pkg.packageName); 8042 } 8043 } 8044 } 8045 if (r != null) { 8046 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8047 } 8048 8049 N = pkg.requestedPermissions.size(); 8050 r = null; 8051 for (i=0; i<N; i++) { 8052 String perm = pkg.requestedPermissions.get(i); 8053 BasePermission bp = mSettings.mPermissions.get(perm); 8054 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8055 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8056 if (appOpPerms != null) { 8057 appOpPerms.remove(pkg.packageName); 8058 if (appOpPerms.isEmpty()) { 8059 mAppOpPermissionPackages.remove(perm); 8060 } 8061 } 8062 } 8063 } 8064 if (r != null) { 8065 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8066 } 8067 8068 N = pkg.instrumentation.size(); 8069 r = null; 8070 for (i=0; i<N; i++) { 8071 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8072 mInstrumentation.remove(a.getComponentName()); 8073 if (DEBUG_REMOVE && chatty) { 8074 if (r == null) { 8075 r = new StringBuilder(256); 8076 } else { 8077 r.append(' '); 8078 } 8079 r.append(a.info.name); 8080 } 8081 } 8082 if (r != null) { 8083 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8084 } 8085 8086 r = null; 8087 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8088 // Only system apps can hold shared libraries. 8089 if (pkg.libraryNames != null) { 8090 for (i=0; i<pkg.libraryNames.size(); i++) { 8091 String name = pkg.libraryNames.get(i); 8092 SharedLibraryEntry cur = mSharedLibraries.get(name); 8093 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8094 mSharedLibraries.remove(name); 8095 if (DEBUG_REMOVE && chatty) { 8096 if (r == null) { 8097 r = new StringBuilder(256); 8098 } else { 8099 r.append(' '); 8100 } 8101 r.append(name); 8102 } 8103 } 8104 } 8105 } 8106 } 8107 if (r != null) { 8108 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8109 } 8110 } 8111 8112 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8113 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8114 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8115 return true; 8116 } 8117 } 8118 return false; 8119 } 8120 8121 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8122 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8123 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8124 8125 private void updatePermissionsLPw(String changingPkg, 8126 PackageParser.Package pkgInfo, int flags) { 8127 // Make sure there are no dangling permission trees. 8128 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8129 while (it.hasNext()) { 8130 final BasePermission bp = it.next(); 8131 if (bp.packageSetting == null) { 8132 // We may not yet have parsed the package, so just see if 8133 // we still know about its settings. 8134 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8135 } 8136 if (bp.packageSetting == null) { 8137 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8138 + " from package " + bp.sourcePackage); 8139 it.remove(); 8140 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8141 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8142 Slog.i(TAG, "Removing old permission tree: " + bp.name 8143 + " from package " + bp.sourcePackage); 8144 flags |= UPDATE_PERMISSIONS_ALL; 8145 it.remove(); 8146 } 8147 } 8148 } 8149 8150 // Make sure all dynamic permissions have been assigned to a package, 8151 // and make sure there are no dangling permissions. 8152 it = mSettings.mPermissions.values().iterator(); 8153 while (it.hasNext()) { 8154 final BasePermission bp = it.next(); 8155 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8156 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8157 + bp.name + " pkg=" + bp.sourcePackage 8158 + " info=" + bp.pendingInfo); 8159 if (bp.packageSetting == null && bp.pendingInfo != null) { 8160 final BasePermission tree = findPermissionTreeLP(bp.name); 8161 if (tree != null && tree.perm != null) { 8162 bp.packageSetting = tree.packageSetting; 8163 bp.perm = new PackageParser.Permission(tree.perm.owner, 8164 new PermissionInfo(bp.pendingInfo)); 8165 bp.perm.info.packageName = tree.perm.info.packageName; 8166 bp.perm.info.name = bp.name; 8167 bp.uid = tree.uid; 8168 } 8169 } 8170 } 8171 if (bp.packageSetting == null) { 8172 // We may not yet have parsed the package, so just see if 8173 // we still know about its settings. 8174 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8175 } 8176 if (bp.packageSetting == null) { 8177 Slog.w(TAG, "Removing dangling permission: " + bp.name 8178 + " from package " + bp.sourcePackage); 8179 it.remove(); 8180 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8181 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8182 Slog.i(TAG, "Removing old permission: " + bp.name 8183 + " from package " + bp.sourcePackage); 8184 flags |= UPDATE_PERMISSIONS_ALL; 8185 it.remove(); 8186 } 8187 } 8188 } 8189 8190 // Now update the permissions for all packages, in particular 8191 // replace the granted permissions of the system packages. 8192 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8193 for (PackageParser.Package pkg : mPackages.values()) { 8194 if (pkg != pkgInfo) { 8195 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8196 changingPkg); 8197 } 8198 } 8199 } 8200 8201 if (pkgInfo != null) { 8202 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8203 } 8204 } 8205 8206 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8207 String packageOfInterest) { 8208 // IMPORTANT: There are two types of permissions: install and runtime. 8209 // Install time permissions are granted when the app is installed to 8210 // all device users and users added in the future. Runtime permissions 8211 // are granted at runtime explicitly to specific users. Normal and signature 8212 // protected permissions are install time permissions. Dangerous permissions 8213 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8214 // otherwise they are runtime permissions. This function does not manage 8215 // runtime permissions except for the case an app targeting Lollipop MR1 8216 // being upgraded to target a newer SDK, in which case dangerous permissions 8217 // are transformed from install time to runtime ones. 8218 8219 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8220 if (ps == null) { 8221 return; 8222 } 8223 8224 PermissionsState permissionsState = ps.getPermissionsState(); 8225 PermissionsState origPermissions = permissionsState; 8226 8227 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8228 8229 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8230 8231 boolean changedInstallPermission = false; 8232 8233 if (replace) { 8234 ps.installPermissionsFixed = false; 8235 if (!ps.isSharedUser()) { 8236 origPermissions = new PermissionsState(permissionsState); 8237 permissionsState.reset(); 8238 } 8239 } 8240 8241 permissionsState.setGlobalGids(mGlobalGids); 8242 8243 final int N = pkg.requestedPermissions.size(); 8244 for (int i=0; i<N; i++) { 8245 final String name = pkg.requestedPermissions.get(i); 8246 final BasePermission bp = mSettings.mPermissions.get(name); 8247 8248 if (DEBUG_INSTALL) { 8249 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8250 } 8251 8252 if (bp == null || bp.packageSetting == null) { 8253 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8254 Slog.w(TAG, "Unknown permission " + name 8255 + " in package " + pkg.packageName); 8256 } 8257 continue; 8258 } 8259 8260 final String perm = bp.name; 8261 boolean allowedSig = false; 8262 int grant = GRANT_DENIED; 8263 8264 // Keep track of app op permissions. 8265 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8266 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8267 if (pkgs == null) { 8268 pkgs = new ArraySet<>(); 8269 mAppOpPermissionPackages.put(bp.name, pkgs); 8270 } 8271 pkgs.add(pkg.packageName); 8272 } 8273 8274 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8275 switch (level) { 8276 case PermissionInfo.PROTECTION_NORMAL: { 8277 // For all apps normal permissions are install time ones. 8278 grant = GRANT_INSTALL; 8279 } break; 8280 8281 case PermissionInfo.PROTECTION_DANGEROUS: { 8282 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8283 // For legacy apps dangerous permissions are install time ones. 8284 grant = GRANT_INSTALL_LEGACY; 8285 } else if (origPermissions.hasInstallPermission(bp.name)) { 8286 // For legacy apps that became modern, install becomes runtime. 8287 grant = GRANT_UPGRADE; 8288 } else { 8289 // For modern apps keep runtime permissions unchanged. 8290 grant = GRANT_RUNTIME; 8291 } 8292 } break; 8293 8294 case PermissionInfo.PROTECTION_SIGNATURE: { 8295 // For all apps signature permissions are install time ones. 8296 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8297 if (allowedSig) { 8298 grant = GRANT_INSTALL; 8299 } 8300 } break; 8301 } 8302 8303 if (DEBUG_INSTALL) { 8304 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8305 } 8306 8307 if (grant != GRANT_DENIED) { 8308 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8309 // If this is an existing, non-system package, then 8310 // we can't add any new permissions to it. 8311 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8312 // Except... if this is a permission that was added 8313 // to the platform (note: need to only do this when 8314 // updating the platform). 8315 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8316 grant = GRANT_DENIED; 8317 } 8318 } 8319 } 8320 8321 switch (grant) { 8322 case GRANT_INSTALL: { 8323 // Revoke this as runtime permission to handle the case of 8324 // a runtime permission being downgraded to an install one. 8325 for (int userId : UserManagerService.getInstance().getUserIds()) { 8326 if (origPermissions.getRuntimePermissionState( 8327 bp.name, userId) != null) { 8328 // Revoke the runtime permission and clear the flags. 8329 origPermissions.revokeRuntimePermission(bp, userId); 8330 origPermissions.updatePermissionFlags(bp, userId, 8331 PackageManager.MASK_PERMISSION_FLAGS, 0); 8332 // If we revoked a permission permission, we have to write. 8333 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8334 changedRuntimePermissionUserIds, userId); 8335 } 8336 } 8337 // Grant an install permission. 8338 if (permissionsState.grantInstallPermission(bp) != 8339 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8340 changedInstallPermission = true; 8341 } 8342 } break; 8343 8344 case GRANT_INSTALL_LEGACY: { 8345 // Grant an install permission. 8346 if (permissionsState.grantInstallPermission(bp) != 8347 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8348 changedInstallPermission = true; 8349 } 8350 } break; 8351 8352 case GRANT_RUNTIME: { 8353 // Grant previously granted runtime permissions. 8354 for (int userId : UserManagerService.getInstance().getUserIds()) { 8355 PermissionState permissionState = origPermissions 8356 .getRuntimePermissionState(bp.name, userId); 8357 final int flags = permissionState != null 8358 ? permissionState.getFlags() : 0; 8359 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8360 if (permissionsState.grantRuntimePermission(bp, userId) == 8361 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8362 // If we cannot put the permission as it was, we have to write. 8363 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8364 changedRuntimePermissionUserIds, userId); 8365 } 8366 } 8367 // Propagate the permission flags. 8368 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8369 } 8370 } break; 8371 8372 case GRANT_UPGRADE: { 8373 // Grant runtime permissions for a previously held install permission. 8374 PermissionState permissionState = origPermissions 8375 .getInstallPermissionState(bp.name); 8376 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8377 8378 if (origPermissions.revokeInstallPermission(bp) 8379 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8380 // We will be transferring the permission flags, so clear them. 8381 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8382 PackageManager.MASK_PERMISSION_FLAGS, 0); 8383 changedInstallPermission = true; 8384 } 8385 8386 // If the permission is not to be promoted to runtime we ignore it and 8387 // also its other flags as they are not applicable to install permissions. 8388 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8389 for (int userId : currentUserIds) { 8390 if (permissionsState.grantRuntimePermission(bp, userId) != 8391 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8392 // Transfer the permission flags. 8393 permissionsState.updatePermissionFlags(bp, userId, 8394 flags, flags); 8395 // If we granted the permission, we have to write. 8396 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8397 changedRuntimePermissionUserIds, userId); 8398 } 8399 } 8400 } 8401 } break; 8402 8403 default: { 8404 if (packageOfInterest == null 8405 || packageOfInterest.equals(pkg.packageName)) { 8406 Slog.w(TAG, "Not granting permission " + perm 8407 + " to package " + pkg.packageName 8408 + " because it was previously installed without"); 8409 } 8410 } break; 8411 } 8412 } else { 8413 if (permissionsState.revokeInstallPermission(bp) != 8414 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8415 // Also drop the permission flags. 8416 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8417 PackageManager.MASK_PERMISSION_FLAGS, 0); 8418 changedInstallPermission = true; 8419 Slog.i(TAG, "Un-granting permission " + perm 8420 + " from package " + pkg.packageName 8421 + " (protectionLevel=" + bp.protectionLevel 8422 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8423 + ")"); 8424 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8425 // Don't print warning for app op permissions, since it is fine for them 8426 // not to be granted, there is a UI for the user to decide. 8427 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8428 Slog.w(TAG, "Not granting permission " + perm 8429 + " to package " + pkg.packageName 8430 + " (protectionLevel=" + bp.protectionLevel 8431 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8432 + ")"); 8433 } 8434 } 8435 } 8436 } 8437 8438 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8439 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8440 // This is the first that we have heard about this package, so the 8441 // permissions we have now selected are fixed until explicitly 8442 // changed. 8443 ps.installPermissionsFixed = true; 8444 } 8445 8446 // Persist the runtime permissions state for users with changes. 8447 for (int userId : changedRuntimePermissionUserIds) { 8448 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8449 } 8450 } 8451 8452 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8453 boolean allowed = false; 8454 final int NP = PackageParser.NEW_PERMISSIONS.length; 8455 for (int ip=0; ip<NP; ip++) { 8456 final PackageParser.NewPermissionInfo npi 8457 = PackageParser.NEW_PERMISSIONS[ip]; 8458 if (npi.name.equals(perm) 8459 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8460 allowed = true; 8461 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8462 + pkg.packageName); 8463 break; 8464 } 8465 } 8466 return allowed; 8467 } 8468 8469 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8470 BasePermission bp, PermissionsState origPermissions) { 8471 boolean allowed; 8472 allowed = (compareSignatures( 8473 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8474 == PackageManager.SIGNATURE_MATCH) 8475 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8476 == PackageManager.SIGNATURE_MATCH); 8477 if (!allowed && (bp.protectionLevel 8478 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8479 if (isSystemApp(pkg)) { 8480 // For updated system applications, a system permission 8481 // is granted only if it had been defined by the original application. 8482 if (pkg.isUpdatedSystemApp()) { 8483 final PackageSetting sysPs = mSettings 8484 .getDisabledSystemPkgLPr(pkg.packageName); 8485 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8486 // If the original was granted this permission, we take 8487 // that grant decision as read and propagate it to the 8488 // update. 8489 if (sysPs.isPrivileged()) { 8490 allowed = true; 8491 } 8492 } else { 8493 // The system apk may have been updated with an older 8494 // version of the one on the data partition, but which 8495 // granted a new system permission that it didn't have 8496 // before. In this case we do want to allow the app to 8497 // now get the new permission if the ancestral apk is 8498 // privileged to get it. 8499 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8500 for (int j=0; 8501 j<sysPs.pkg.requestedPermissions.size(); j++) { 8502 if (perm.equals( 8503 sysPs.pkg.requestedPermissions.get(j))) { 8504 allowed = true; 8505 break; 8506 } 8507 } 8508 } 8509 } 8510 } else { 8511 allowed = isPrivilegedApp(pkg); 8512 } 8513 } 8514 } 8515 if (!allowed) { 8516 if (!allowed && (bp.protectionLevel 8517 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8518 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8519 // If this was a previously normal/dangerous permission that got moved 8520 // to a system permission as part of the runtime permission redesign, then 8521 // we still want to blindly grant it to old apps. 8522 allowed = true; 8523 } 8524 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8525 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8526 // If this permission is to be granted to the system installer and 8527 // this app is an installer, then it gets the permission. 8528 allowed = true; 8529 } 8530 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8531 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8532 // If this permission is to be granted to the system verifier and 8533 // this app is a verifier, then it gets the permission. 8534 allowed = true; 8535 } 8536 if (!allowed && (bp.protectionLevel 8537 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8538 && isSystemApp(pkg)) { 8539 // Any pre-installed system app is allowed to get this permission. 8540 allowed = true; 8541 } 8542 if (!allowed && (bp.protectionLevel 8543 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8544 // For development permissions, a development permission 8545 // is granted only if it was already granted. 8546 allowed = origPermissions.hasInstallPermission(perm); 8547 } 8548 } 8549 return allowed; 8550 } 8551 8552 final class ActivityIntentResolver 8553 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8554 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8555 boolean defaultOnly, int userId) { 8556 if (!sUserManager.exists(userId)) return null; 8557 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8558 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8559 } 8560 8561 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8562 int userId) { 8563 if (!sUserManager.exists(userId)) return null; 8564 mFlags = flags; 8565 return super.queryIntent(intent, resolvedType, 8566 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8567 } 8568 8569 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8570 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8571 if (!sUserManager.exists(userId)) return null; 8572 if (packageActivities == null) { 8573 return null; 8574 } 8575 mFlags = flags; 8576 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8577 final int N = packageActivities.size(); 8578 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8579 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8580 8581 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8582 for (int i = 0; i < N; ++i) { 8583 intentFilters = packageActivities.get(i).intents; 8584 if (intentFilters != null && intentFilters.size() > 0) { 8585 PackageParser.ActivityIntentInfo[] array = 8586 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8587 intentFilters.toArray(array); 8588 listCut.add(array); 8589 } 8590 } 8591 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8592 } 8593 8594 public final void addActivity(PackageParser.Activity a, String type) { 8595 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8596 mActivities.put(a.getComponentName(), a); 8597 if (DEBUG_SHOW_INFO) 8598 Log.v( 8599 TAG, " " + type + " " + 8600 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8601 if (DEBUG_SHOW_INFO) 8602 Log.v(TAG, " Class=" + a.info.name); 8603 final int NI = a.intents.size(); 8604 for (int j=0; j<NI; j++) { 8605 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8606 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8607 intent.setPriority(0); 8608 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8609 + a.className + " with priority > 0, forcing to 0"); 8610 } 8611 if (DEBUG_SHOW_INFO) { 8612 Log.v(TAG, " IntentFilter:"); 8613 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8614 } 8615 if (!intent.debugCheck()) { 8616 Log.w(TAG, "==> For Activity " + a.info.name); 8617 } 8618 addFilter(intent); 8619 } 8620 } 8621 8622 public final void removeActivity(PackageParser.Activity a, String type) { 8623 mActivities.remove(a.getComponentName()); 8624 if (DEBUG_SHOW_INFO) { 8625 Log.v(TAG, " " + type + " " 8626 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8627 : a.info.name) + ":"); 8628 Log.v(TAG, " Class=" + a.info.name); 8629 } 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 (DEBUG_SHOW_INFO) { 8634 Log.v(TAG, " IntentFilter:"); 8635 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8636 } 8637 removeFilter(intent); 8638 } 8639 } 8640 8641 @Override 8642 protected boolean allowFilterResult( 8643 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8644 ActivityInfo filterAi = filter.activity.info; 8645 for (int i=dest.size()-1; i>=0; i--) { 8646 ActivityInfo destAi = dest.get(i).activityInfo; 8647 if (destAi.name == filterAi.name 8648 && destAi.packageName == filterAi.packageName) { 8649 return false; 8650 } 8651 } 8652 return true; 8653 } 8654 8655 @Override 8656 protected ActivityIntentInfo[] newArray(int size) { 8657 return new ActivityIntentInfo[size]; 8658 } 8659 8660 @Override 8661 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8662 if (!sUserManager.exists(userId)) return true; 8663 PackageParser.Package p = filter.activity.owner; 8664 if (p != null) { 8665 PackageSetting ps = (PackageSetting)p.mExtras; 8666 if (ps != null) { 8667 // System apps are never considered stopped for purposes of 8668 // filtering, because there may be no way for the user to 8669 // actually re-launch them. 8670 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8671 && ps.getStopped(userId); 8672 } 8673 } 8674 return false; 8675 } 8676 8677 @Override 8678 protected boolean isPackageForFilter(String packageName, 8679 PackageParser.ActivityIntentInfo info) { 8680 return packageName.equals(info.activity.owner.packageName); 8681 } 8682 8683 @Override 8684 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8685 int match, int userId) { 8686 if (!sUserManager.exists(userId)) return null; 8687 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8688 return null; 8689 } 8690 final PackageParser.Activity activity = info.activity; 8691 if (mSafeMode && (activity.info.applicationInfo.flags 8692 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8693 return null; 8694 } 8695 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8696 if (ps == null) { 8697 return null; 8698 } 8699 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8700 ps.readUserState(userId), userId); 8701 if (ai == null) { 8702 return null; 8703 } 8704 final ResolveInfo res = new ResolveInfo(); 8705 res.activityInfo = ai; 8706 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8707 res.filter = info; 8708 } 8709 if (info != null) { 8710 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8711 } 8712 res.priority = info.getPriority(); 8713 res.preferredOrder = activity.owner.mPreferredOrder; 8714 //System.out.println("Result: " + res.activityInfo.className + 8715 // " = " + res.priority); 8716 res.match = match; 8717 res.isDefault = info.hasDefault; 8718 res.labelRes = info.labelRes; 8719 res.nonLocalizedLabel = info.nonLocalizedLabel; 8720 if (userNeedsBadging(userId)) { 8721 res.noResourceId = true; 8722 } else { 8723 res.icon = info.icon; 8724 } 8725 res.iconResourceId = info.icon; 8726 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8727 return res; 8728 } 8729 8730 @Override 8731 protected void sortResults(List<ResolveInfo> results) { 8732 Collections.sort(results, mResolvePrioritySorter); 8733 } 8734 8735 @Override 8736 protected void dumpFilter(PrintWriter out, String prefix, 8737 PackageParser.ActivityIntentInfo filter) { 8738 out.print(prefix); out.print( 8739 Integer.toHexString(System.identityHashCode(filter.activity))); 8740 out.print(' '); 8741 filter.activity.printComponentShortName(out); 8742 out.print(" filter "); 8743 out.println(Integer.toHexString(System.identityHashCode(filter))); 8744 } 8745 8746 @Override 8747 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8748 return filter.activity; 8749 } 8750 8751 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8752 PackageParser.Activity activity = (PackageParser.Activity)label; 8753 out.print(prefix); out.print( 8754 Integer.toHexString(System.identityHashCode(activity))); 8755 out.print(' '); 8756 activity.printComponentShortName(out); 8757 if (count > 1) { 8758 out.print(" ("); out.print(count); out.print(" filters)"); 8759 } 8760 out.println(); 8761 } 8762 8763// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8764// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8765// final List<ResolveInfo> retList = Lists.newArrayList(); 8766// while (i.hasNext()) { 8767// final ResolveInfo resolveInfo = i.next(); 8768// if (isEnabledLP(resolveInfo.activityInfo)) { 8769// retList.add(resolveInfo); 8770// } 8771// } 8772// return retList; 8773// } 8774 8775 // Keys are String (activity class name), values are Activity. 8776 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8777 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8778 private int mFlags; 8779 } 8780 8781 private final class ServiceIntentResolver 8782 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8783 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8784 boolean defaultOnly, int userId) { 8785 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8786 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8787 } 8788 8789 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8790 int userId) { 8791 if (!sUserManager.exists(userId)) return null; 8792 mFlags = flags; 8793 return super.queryIntent(intent, resolvedType, 8794 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8795 } 8796 8797 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8798 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8799 if (!sUserManager.exists(userId)) return null; 8800 if (packageServices == null) { 8801 return null; 8802 } 8803 mFlags = flags; 8804 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8805 final int N = packageServices.size(); 8806 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8807 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8808 8809 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8810 for (int i = 0; i < N; ++i) { 8811 intentFilters = packageServices.get(i).intents; 8812 if (intentFilters != null && intentFilters.size() > 0) { 8813 PackageParser.ServiceIntentInfo[] array = 8814 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8815 intentFilters.toArray(array); 8816 listCut.add(array); 8817 } 8818 } 8819 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8820 } 8821 8822 public final void addService(PackageParser.Service s) { 8823 mServices.put(s.getComponentName(), s); 8824 if (DEBUG_SHOW_INFO) { 8825 Log.v(TAG, " " 8826 + (s.info.nonLocalizedLabel != null 8827 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8828 Log.v(TAG, " Class=" + s.info.name); 8829 } 8830 final int NI = s.intents.size(); 8831 int j; 8832 for (j=0; j<NI; j++) { 8833 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8834 if (DEBUG_SHOW_INFO) { 8835 Log.v(TAG, " IntentFilter:"); 8836 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8837 } 8838 if (!intent.debugCheck()) { 8839 Log.w(TAG, "==> For Service " + s.info.name); 8840 } 8841 addFilter(intent); 8842 } 8843 } 8844 8845 public final void removeService(PackageParser.Service s) { 8846 mServices.remove(s.getComponentName()); 8847 if (DEBUG_SHOW_INFO) { 8848 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8849 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8850 Log.v(TAG, " Class=" + s.info.name); 8851 } 8852 final int NI = s.intents.size(); 8853 int j; 8854 for (j=0; j<NI; j++) { 8855 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8856 if (DEBUG_SHOW_INFO) { 8857 Log.v(TAG, " IntentFilter:"); 8858 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8859 } 8860 removeFilter(intent); 8861 } 8862 } 8863 8864 @Override 8865 protected boolean allowFilterResult( 8866 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8867 ServiceInfo filterSi = filter.service.info; 8868 for (int i=dest.size()-1; i>=0; i--) { 8869 ServiceInfo destAi = dest.get(i).serviceInfo; 8870 if (destAi.name == filterSi.name 8871 && destAi.packageName == filterSi.packageName) { 8872 return false; 8873 } 8874 } 8875 return true; 8876 } 8877 8878 @Override 8879 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8880 return new PackageParser.ServiceIntentInfo[size]; 8881 } 8882 8883 @Override 8884 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8885 if (!sUserManager.exists(userId)) return true; 8886 PackageParser.Package p = filter.service.owner; 8887 if (p != null) { 8888 PackageSetting ps = (PackageSetting)p.mExtras; 8889 if (ps != null) { 8890 // System apps are never considered stopped for purposes of 8891 // filtering, because there may be no way for the user to 8892 // actually re-launch them. 8893 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8894 && ps.getStopped(userId); 8895 } 8896 } 8897 return false; 8898 } 8899 8900 @Override 8901 protected boolean isPackageForFilter(String packageName, 8902 PackageParser.ServiceIntentInfo info) { 8903 return packageName.equals(info.service.owner.packageName); 8904 } 8905 8906 @Override 8907 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8908 int match, int userId) { 8909 if (!sUserManager.exists(userId)) return null; 8910 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8911 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8912 return null; 8913 } 8914 final PackageParser.Service service = info.service; 8915 if (mSafeMode && (service.info.applicationInfo.flags 8916 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8917 return null; 8918 } 8919 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8920 if (ps == null) { 8921 return null; 8922 } 8923 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8924 ps.readUserState(userId), userId); 8925 if (si == null) { 8926 return null; 8927 } 8928 final ResolveInfo res = new ResolveInfo(); 8929 res.serviceInfo = si; 8930 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8931 res.filter = filter; 8932 } 8933 res.priority = info.getPriority(); 8934 res.preferredOrder = service.owner.mPreferredOrder; 8935 res.match = match; 8936 res.isDefault = info.hasDefault; 8937 res.labelRes = info.labelRes; 8938 res.nonLocalizedLabel = info.nonLocalizedLabel; 8939 res.icon = info.icon; 8940 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8941 return res; 8942 } 8943 8944 @Override 8945 protected void sortResults(List<ResolveInfo> results) { 8946 Collections.sort(results, mResolvePrioritySorter); 8947 } 8948 8949 @Override 8950 protected void dumpFilter(PrintWriter out, String prefix, 8951 PackageParser.ServiceIntentInfo filter) { 8952 out.print(prefix); out.print( 8953 Integer.toHexString(System.identityHashCode(filter.service))); 8954 out.print(' '); 8955 filter.service.printComponentShortName(out); 8956 out.print(" filter "); 8957 out.println(Integer.toHexString(System.identityHashCode(filter))); 8958 } 8959 8960 @Override 8961 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8962 return filter.service; 8963 } 8964 8965 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8966 PackageParser.Service service = (PackageParser.Service)label; 8967 out.print(prefix); out.print( 8968 Integer.toHexString(System.identityHashCode(service))); 8969 out.print(' '); 8970 service.printComponentShortName(out); 8971 if (count > 1) { 8972 out.print(" ("); out.print(count); out.print(" filters)"); 8973 } 8974 out.println(); 8975 } 8976 8977// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8978// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8979// final List<ResolveInfo> retList = Lists.newArrayList(); 8980// while (i.hasNext()) { 8981// final ResolveInfo resolveInfo = (ResolveInfo) i; 8982// if (isEnabledLP(resolveInfo.serviceInfo)) { 8983// retList.add(resolveInfo); 8984// } 8985// } 8986// return retList; 8987// } 8988 8989 // Keys are String (activity class name), values are Activity. 8990 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8991 = new ArrayMap<ComponentName, PackageParser.Service>(); 8992 private int mFlags; 8993 }; 8994 8995 private final class ProviderIntentResolver 8996 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8997 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8998 boolean defaultOnly, int userId) { 8999 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9000 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9001 } 9002 9003 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9004 int userId) { 9005 if (!sUserManager.exists(userId)) 9006 return null; 9007 mFlags = flags; 9008 return super.queryIntent(intent, resolvedType, 9009 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9010 } 9011 9012 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9013 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9014 if (!sUserManager.exists(userId)) 9015 return null; 9016 if (packageProviders == null) { 9017 return null; 9018 } 9019 mFlags = flags; 9020 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9021 final int N = packageProviders.size(); 9022 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9023 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9024 9025 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9026 for (int i = 0; i < N; ++i) { 9027 intentFilters = packageProviders.get(i).intents; 9028 if (intentFilters != null && intentFilters.size() > 0) { 9029 PackageParser.ProviderIntentInfo[] array = 9030 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9031 intentFilters.toArray(array); 9032 listCut.add(array); 9033 } 9034 } 9035 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9036 } 9037 9038 public final void addProvider(PackageParser.Provider p) { 9039 if (mProviders.containsKey(p.getComponentName())) { 9040 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9041 return; 9042 } 9043 9044 mProviders.put(p.getComponentName(), p); 9045 if (DEBUG_SHOW_INFO) { 9046 Log.v(TAG, " " 9047 + (p.info.nonLocalizedLabel != null 9048 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9049 Log.v(TAG, " Class=" + p.info.name); 9050 } 9051 final int NI = p.intents.size(); 9052 int j; 9053 for (j = 0; j < NI; j++) { 9054 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9055 if (DEBUG_SHOW_INFO) { 9056 Log.v(TAG, " IntentFilter:"); 9057 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9058 } 9059 if (!intent.debugCheck()) { 9060 Log.w(TAG, "==> For Provider " + p.info.name); 9061 } 9062 addFilter(intent); 9063 } 9064 } 9065 9066 public final void removeProvider(PackageParser.Provider p) { 9067 mProviders.remove(p.getComponentName()); 9068 if (DEBUG_SHOW_INFO) { 9069 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9070 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9071 Log.v(TAG, " Class=" + p.info.name); 9072 } 9073 final int NI = p.intents.size(); 9074 int j; 9075 for (j = 0; j < NI; j++) { 9076 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9077 if (DEBUG_SHOW_INFO) { 9078 Log.v(TAG, " IntentFilter:"); 9079 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9080 } 9081 removeFilter(intent); 9082 } 9083 } 9084 9085 @Override 9086 protected boolean allowFilterResult( 9087 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9088 ProviderInfo filterPi = filter.provider.info; 9089 for (int i = dest.size() - 1; i >= 0; i--) { 9090 ProviderInfo destPi = dest.get(i).providerInfo; 9091 if (destPi.name == filterPi.name 9092 && destPi.packageName == filterPi.packageName) { 9093 return false; 9094 } 9095 } 9096 return true; 9097 } 9098 9099 @Override 9100 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9101 return new PackageParser.ProviderIntentInfo[size]; 9102 } 9103 9104 @Override 9105 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9106 if (!sUserManager.exists(userId)) 9107 return true; 9108 PackageParser.Package p = filter.provider.owner; 9109 if (p != null) { 9110 PackageSetting ps = (PackageSetting) p.mExtras; 9111 if (ps != null) { 9112 // System apps are never considered stopped for purposes of 9113 // filtering, because there may be no way for the user to 9114 // actually re-launch them. 9115 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9116 && ps.getStopped(userId); 9117 } 9118 } 9119 return false; 9120 } 9121 9122 @Override 9123 protected boolean isPackageForFilter(String packageName, 9124 PackageParser.ProviderIntentInfo info) { 9125 return packageName.equals(info.provider.owner.packageName); 9126 } 9127 9128 @Override 9129 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9130 int match, int userId) { 9131 if (!sUserManager.exists(userId)) 9132 return null; 9133 final PackageParser.ProviderIntentInfo info = filter; 9134 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9135 return null; 9136 } 9137 final PackageParser.Provider provider = info.provider; 9138 if (mSafeMode && (provider.info.applicationInfo.flags 9139 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9140 return null; 9141 } 9142 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9143 if (ps == null) { 9144 return null; 9145 } 9146 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9147 ps.readUserState(userId), userId); 9148 if (pi == null) { 9149 return null; 9150 } 9151 final ResolveInfo res = new ResolveInfo(); 9152 res.providerInfo = pi; 9153 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9154 res.filter = filter; 9155 } 9156 res.priority = info.getPriority(); 9157 res.preferredOrder = provider.owner.mPreferredOrder; 9158 res.match = match; 9159 res.isDefault = info.hasDefault; 9160 res.labelRes = info.labelRes; 9161 res.nonLocalizedLabel = info.nonLocalizedLabel; 9162 res.icon = info.icon; 9163 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9164 return res; 9165 } 9166 9167 @Override 9168 protected void sortResults(List<ResolveInfo> results) { 9169 Collections.sort(results, mResolvePrioritySorter); 9170 } 9171 9172 @Override 9173 protected void dumpFilter(PrintWriter out, String prefix, 9174 PackageParser.ProviderIntentInfo filter) { 9175 out.print(prefix); 9176 out.print( 9177 Integer.toHexString(System.identityHashCode(filter.provider))); 9178 out.print(' '); 9179 filter.provider.printComponentShortName(out); 9180 out.print(" filter "); 9181 out.println(Integer.toHexString(System.identityHashCode(filter))); 9182 } 9183 9184 @Override 9185 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9186 return filter.provider; 9187 } 9188 9189 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9190 PackageParser.Provider provider = (PackageParser.Provider)label; 9191 out.print(prefix); out.print( 9192 Integer.toHexString(System.identityHashCode(provider))); 9193 out.print(' '); 9194 provider.printComponentShortName(out); 9195 if (count > 1) { 9196 out.print(" ("); out.print(count); out.print(" filters)"); 9197 } 9198 out.println(); 9199 } 9200 9201 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9202 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9203 private int mFlags; 9204 }; 9205 9206 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9207 new Comparator<ResolveInfo>() { 9208 public int compare(ResolveInfo r1, ResolveInfo r2) { 9209 int v1 = r1.priority; 9210 int v2 = r2.priority; 9211 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9212 if (v1 != v2) { 9213 return (v1 > v2) ? -1 : 1; 9214 } 9215 v1 = r1.preferredOrder; 9216 v2 = r2.preferredOrder; 9217 if (v1 != v2) { 9218 return (v1 > v2) ? -1 : 1; 9219 } 9220 if (r1.isDefault != r2.isDefault) { 9221 return r1.isDefault ? -1 : 1; 9222 } 9223 v1 = r1.match; 9224 v2 = r2.match; 9225 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9226 if (v1 != v2) { 9227 return (v1 > v2) ? -1 : 1; 9228 } 9229 if (r1.system != r2.system) { 9230 return r1.system ? -1 : 1; 9231 } 9232 return 0; 9233 } 9234 }; 9235 9236 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9237 new Comparator<ProviderInfo>() { 9238 public int compare(ProviderInfo p1, ProviderInfo p2) { 9239 final int v1 = p1.initOrder; 9240 final int v2 = p2.initOrder; 9241 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9242 } 9243 }; 9244 9245 final void sendPackageBroadcast(final String action, final String pkg, 9246 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9247 final int[] userIds) { 9248 mHandler.post(new Runnable() { 9249 @Override 9250 public void run() { 9251 try { 9252 final IActivityManager am = ActivityManagerNative.getDefault(); 9253 if (am == null) return; 9254 final int[] resolvedUserIds; 9255 if (userIds == null) { 9256 resolvedUserIds = am.getRunningUserIds(); 9257 } else { 9258 resolvedUserIds = userIds; 9259 } 9260 for (int id : resolvedUserIds) { 9261 final Intent intent = new Intent(action, 9262 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9263 if (extras != null) { 9264 intent.putExtras(extras); 9265 } 9266 if (targetPkg != null) { 9267 intent.setPackage(targetPkg); 9268 } 9269 // Modify the UID when posting to other users 9270 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9271 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9272 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9273 intent.putExtra(Intent.EXTRA_UID, uid); 9274 } 9275 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9276 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9277 if (DEBUG_BROADCASTS) { 9278 RuntimeException here = new RuntimeException("here"); 9279 here.fillInStackTrace(); 9280 Slog.d(TAG, "Sending to user " + id + ": " 9281 + intent.toShortString(false, true, false, false) 9282 + " " + intent.getExtras(), here); 9283 } 9284 am.broadcastIntent(null, intent, null, finishedReceiver, 9285 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9286 null, finishedReceiver != null, false, id); 9287 } 9288 } catch (RemoteException ex) { 9289 } 9290 } 9291 }); 9292 } 9293 9294 /** 9295 * Check if the external storage media is available. This is true if there 9296 * is a mounted external storage medium or if the external storage is 9297 * emulated. 9298 */ 9299 private boolean isExternalMediaAvailable() { 9300 return mMediaMounted || Environment.isExternalStorageEmulated(); 9301 } 9302 9303 @Override 9304 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9305 // writer 9306 synchronized (mPackages) { 9307 if (!isExternalMediaAvailable()) { 9308 // If the external storage is no longer mounted at this point, 9309 // the caller may not have been able to delete all of this 9310 // packages files and can not delete any more. Bail. 9311 return null; 9312 } 9313 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9314 if (lastPackage != null) { 9315 pkgs.remove(lastPackage); 9316 } 9317 if (pkgs.size() > 0) { 9318 return pkgs.get(0); 9319 } 9320 } 9321 return null; 9322 } 9323 9324 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9325 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9326 userId, andCode ? 1 : 0, packageName); 9327 if (mSystemReady) { 9328 msg.sendToTarget(); 9329 } else { 9330 if (mPostSystemReadyMessages == null) { 9331 mPostSystemReadyMessages = new ArrayList<>(); 9332 } 9333 mPostSystemReadyMessages.add(msg); 9334 } 9335 } 9336 9337 void startCleaningPackages() { 9338 // reader 9339 synchronized (mPackages) { 9340 if (!isExternalMediaAvailable()) { 9341 return; 9342 } 9343 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9344 return; 9345 } 9346 } 9347 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9348 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9349 IActivityManager am = ActivityManagerNative.getDefault(); 9350 if (am != null) { 9351 try { 9352 am.startService(null, intent, null, mContext.getOpPackageName(), 9353 UserHandle.USER_OWNER); 9354 } catch (RemoteException e) { 9355 } 9356 } 9357 } 9358 9359 @Override 9360 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9361 int installFlags, String installerPackageName, VerificationParams verificationParams, 9362 String packageAbiOverride) { 9363 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9364 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9365 } 9366 9367 @Override 9368 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9369 int installFlags, String installerPackageName, VerificationParams verificationParams, 9370 String packageAbiOverride, int userId) { 9371 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9372 9373 final int callingUid = Binder.getCallingUid(); 9374 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9375 9376 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9377 try { 9378 if (observer != null) { 9379 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9380 } 9381 } catch (RemoteException re) { 9382 } 9383 return; 9384 } 9385 9386 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9387 installFlags |= PackageManager.INSTALL_FROM_ADB; 9388 9389 } else { 9390 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9391 // about installerPackageName. 9392 9393 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9394 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9395 } 9396 9397 UserHandle user; 9398 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9399 user = UserHandle.ALL; 9400 } else { 9401 user = new UserHandle(userId); 9402 } 9403 9404 // Only system components can circumvent runtime permissions when installing. 9405 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9406 && mContext.checkCallingOrSelfPermission(Manifest.permission 9407 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9408 throw new SecurityException("You need the " 9409 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9410 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9411 } 9412 9413 verificationParams.setInstallerUid(callingUid); 9414 9415 final File originFile = new File(originPath); 9416 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9417 9418 final Message msg = mHandler.obtainMessage(INIT_COPY); 9419 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9420 null, verificationParams, user, packageAbiOverride); 9421 mHandler.sendMessage(msg); 9422 } 9423 9424 void installStage(String packageName, File stagedDir, String stagedCid, 9425 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9426 String installerPackageName, int installerUid, UserHandle user) { 9427 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9428 params.referrerUri, installerUid, null); 9429 verifParams.setInstallerUid(installerUid); 9430 9431 final OriginInfo origin; 9432 if (stagedDir != null) { 9433 origin = OriginInfo.fromStagedFile(stagedDir); 9434 } else { 9435 origin = OriginInfo.fromStagedContainer(stagedCid); 9436 } 9437 9438 final Message msg = mHandler.obtainMessage(INIT_COPY); 9439 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9440 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9441 mHandler.sendMessage(msg); 9442 } 9443 9444 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9445 Bundle extras = new Bundle(1); 9446 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9447 9448 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9449 packageName, extras, null, null, new int[] {userId}); 9450 try { 9451 IActivityManager am = ActivityManagerNative.getDefault(); 9452 final boolean isSystem = 9453 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9454 if (isSystem && am.isUserRunning(userId, false)) { 9455 // The just-installed/enabled app is bundled on the system, so presumed 9456 // to be able to run automatically without needing an explicit launch. 9457 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9458 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9459 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9460 .setPackage(packageName); 9461 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9462 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9463 } 9464 } catch (RemoteException e) { 9465 // shouldn't happen 9466 Slog.w(TAG, "Unable to bootstrap installed package", e); 9467 } 9468 } 9469 9470 @Override 9471 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9472 int userId) { 9473 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9474 PackageSetting pkgSetting; 9475 final int uid = Binder.getCallingUid(); 9476 enforceCrossUserPermission(uid, userId, true, true, 9477 "setApplicationHiddenSetting for user " + userId); 9478 9479 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9480 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9481 return false; 9482 } 9483 9484 long callingId = Binder.clearCallingIdentity(); 9485 try { 9486 boolean sendAdded = false; 9487 boolean sendRemoved = false; 9488 // writer 9489 synchronized (mPackages) { 9490 pkgSetting = mSettings.mPackages.get(packageName); 9491 if (pkgSetting == null) { 9492 return false; 9493 } 9494 if (pkgSetting.getHidden(userId) != hidden) { 9495 pkgSetting.setHidden(hidden, userId); 9496 mSettings.writePackageRestrictionsLPr(userId); 9497 if (hidden) { 9498 sendRemoved = true; 9499 } else { 9500 sendAdded = true; 9501 } 9502 } 9503 } 9504 if (sendAdded) { 9505 sendPackageAddedForUser(packageName, pkgSetting, userId); 9506 return true; 9507 } 9508 if (sendRemoved) { 9509 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9510 "hiding pkg"); 9511 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9512 } 9513 } finally { 9514 Binder.restoreCallingIdentity(callingId); 9515 } 9516 return false; 9517 } 9518 9519 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9520 int userId) { 9521 final PackageRemovedInfo info = new PackageRemovedInfo(); 9522 info.removedPackage = packageName; 9523 info.removedUsers = new int[] {userId}; 9524 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9525 info.sendBroadcast(false, false, false); 9526 } 9527 9528 /** 9529 * Returns true if application is not found or there was an error. Otherwise it returns 9530 * the hidden state of the package for the given user. 9531 */ 9532 @Override 9533 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9534 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9535 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9536 false, "getApplicationHidden for user " + userId); 9537 PackageSetting pkgSetting; 9538 long callingId = Binder.clearCallingIdentity(); 9539 try { 9540 // writer 9541 synchronized (mPackages) { 9542 pkgSetting = mSettings.mPackages.get(packageName); 9543 if (pkgSetting == null) { 9544 return true; 9545 } 9546 return pkgSetting.getHidden(userId); 9547 } 9548 } finally { 9549 Binder.restoreCallingIdentity(callingId); 9550 } 9551 } 9552 9553 /** 9554 * @hide 9555 */ 9556 @Override 9557 public int installExistingPackageAsUser(String packageName, int userId) { 9558 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9559 null); 9560 PackageSetting pkgSetting; 9561 final int uid = Binder.getCallingUid(); 9562 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9563 + userId); 9564 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9565 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9566 } 9567 9568 long callingId = Binder.clearCallingIdentity(); 9569 try { 9570 boolean sendAdded = false; 9571 9572 // writer 9573 synchronized (mPackages) { 9574 pkgSetting = mSettings.mPackages.get(packageName); 9575 if (pkgSetting == null) { 9576 return PackageManager.INSTALL_FAILED_INVALID_URI; 9577 } 9578 if (!pkgSetting.getInstalled(userId)) { 9579 pkgSetting.setInstalled(true, userId); 9580 pkgSetting.setHidden(false, userId); 9581 mSettings.writePackageRestrictionsLPr(userId); 9582 sendAdded = true; 9583 } 9584 } 9585 9586 if (sendAdded) { 9587 sendPackageAddedForUser(packageName, pkgSetting, userId); 9588 } 9589 } finally { 9590 Binder.restoreCallingIdentity(callingId); 9591 } 9592 9593 return PackageManager.INSTALL_SUCCEEDED; 9594 } 9595 9596 boolean isUserRestricted(int userId, String restrictionKey) { 9597 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9598 if (restrictions.getBoolean(restrictionKey, false)) { 9599 Log.w(TAG, "User is restricted: " + restrictionKey); 9600 return true; 9601 } 9602 return false; 9603 } 9604 9605 @Override 9606 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9607 mContext.enforceCallingOrSelfPermission( 9608 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9609 "Only package verification agents can verify applications"); 9610 9611 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9612 final PackageVerificationResponse response = new PackageVerificationResponse( 9613 verificationCode, Binder.getCallingUid()); 9614 msg.arg1 = id; 9615 msg.obj = response; 9616 mHandler.sendMessage(msg); 9617 } 9618 9619 @Override 9620 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9621 long millisecondsToDelay) { 9622 mContext.enforceCallingOrSelfPermission( 9623 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9624 "Only package verification agents can extend verification timeouts"); 9625 9626 final PackageVerificationState state = mPendingVerification.get(id); 9627 final PackageVerificationResponse response = new PackageVerificationResponse( 9628 verificationCodeAtTimeout, Binder.getCallingUid()); 9629 9630 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9631 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9632 } 9633 if (millisecondsToDelay < 0) { 9634 millisecondsToDelay = 0; 9635 } 9636 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9637 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9638 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9639 } 9640 9641 if ((state != null) && !state.timeoutExtended()) { 9642 state.extendTimeout(); 9643 9644 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9645 msg.arg1 = id; 9646 msg.obj = response; 9647 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9648 } 9649 } 9650 9651 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9652 int verificationCode, UserHandle user) { 9653 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9654 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9655 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9656 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9657 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9658 9659 mContext.sendBroadcastAsUser(intent, user, 9660 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9661 } 9662 9663 private ComponentName matchComponentForVerifier(String packageName, 9664 List<ResolveInfo> receivers) { 9665 ActivityInfo targetReceiver = null; 9666 9667 final int NR = receivers.size(); 9668 for (int i = 0; i < NR; i++) { 9669 final ResolveInfo info = receivers.get(i); 9670 if (info.activityInfo == null) { 9671 continue; 9672 } 9673 9674 if (packageName.equals(info.activityInfo.packageName)) { 9675 targetReceiver = info.activityInfo; 9676 break; 9677 } 9678 } 9679 9680 if (targetReceiver == null) { 9681 return null; 9682 } 9683 9684 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9685 } 9686 9687 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9688 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9689 if (pkgInfo.verifiers.length == 0) { 9690 return null; 9691 } 9692 9693 final int N = pkgInfo.verifiers.length; 9694 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9695 for (int i = 0; i < N; i++) { 9696 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9697 9698 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9699 receivers); 9700 if (comp == null) { 9701 continue; 9702 } 9703 9704 final int verifierUid = getUidForVerifier(verifierInfo); 9705 if (verifierUid == -1) { 9706 continue; 9707 } 9708 9709 if (DEBUG_VERIFY) { 9710 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9711 + " with the correct signature"); 9712 } 9713 sufficientVerifiers.add(comp); 9714 verificationState.addSufficientVerifier(verifierUid); 9715 } 9716 9717 return sufficientVerifiers; 9718 } 9719 9720 private int getUidForVerifier(VerifierInfo verifierInfo) { 9721 synchronized (mPackages) { 9722 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9723 if (pkg == null) { 9724 return -1; 9725 } else if (pkg.mSignatures.length != 1) { 9726 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9727 + " has more than one signature; ignoring"); 9728 return -1; 9729 } 9730 9731 /* 9732 * If the public key of the package's signature does not match 9733 * our expected public key, then this is a different package and 9734 * we should skip. 9735 */ 9736 9737 final byte[] expectedPublicKey; 9738 try { 9739 final Signature verifierSig = pkg.mSignatures[0]; 9740 final PublicKey publicKey = verifierSig.getPublicKey(); 9741 expectedPublicKey = publicKey.getEncoded(); 9742 } catch (CertificateException e) { 9743 return -1; 9744 } 9745 9746 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9747 9748 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9749 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9750 + " does not have the expected public key; ignoring"); 9751 return -1; 9752 } 9753 9754 return pkg.applicationInfo.uid; 9755 } 9756 } 9757 9758 @Override 9759 public void finishPackageInstall(int token) { 9760 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9761 9762 if (DEBUG_INSTALL) { 9763 Slog.v(TAG, "BM finishing package install for " + token); 9764 } 9765 9766 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9767 mHandler.sendMessage(msg); 9768 } 9769 9770 /** 9771 * Get the verification agent timeout. 9772 * 9773 * @return verification timeout in milliseconds 9774 */ 9775 private long getVerificationTimeout() { 9776 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9777 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9778 DEFAULT_VERIFICATION_TIMEOUT); 9779 } 9780 9781 /** 9782 * Get the default verification agent response code. 9783 * 9784 * @return default verification response code 9785 */ 9786 private int getDefaultVerificationResponse() { 9787 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9788 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9789 DEFAULT_VERIFICATION_RESPONSE); 9790 } 9791 9792 /** 9793 * Check whether or not package verification has been enabled. 9794 * 9795 * @return true if verification should be performed 9796 */ 9797 private boolean isVerificationEnabled(int userId, int installFlags) { 9798 if (!DEFAULT_VERIFY_ENABLE) { 9799 return false; 9800 } 9801 9802 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9803 9804 // Check if installing from ADB 9805 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9806 // Do not run verification in a test harness environment 9807 if (ActivityManager.isRunningInTestHarness()) { 9808 return false; 9809 } 9810 if (ensureVerifyAppsEnabled) { 9811 return true; 9812 } 9813 // Check if the developer does not want package verification for ADB installs 9814 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9815 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9816 return false; 9817 } 9818 } 9819 9820 if (ensureVerifyAppsEnabled) { 9821 return true; 9822 } 9823 9824 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9825 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9826 } 9827 9828 @Override 9829 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9830 throws RemoteException { 9831 mContext.enforceCallingOrSelfPermission( 9832 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9833 "Only intentfilter verification agents can verify applications"); 9834 9835 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9836 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9837 Binder.getCallingUid(), verificationCode, failedDomains); 9838 msg.arg1 = id; 9839 msg.obj = response; 9840 mHandler.sendMessage(msg); 9841 } 9842 9843 @Override 9844 public int getIntentVerificationStatus(String packageName, int userId) { 9845 synchronized (mPackages) { 9846 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9847 } 9848 } 9849 9850 @Override 9851 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9852 mContext.enforceCallingOrSelfPermission( 9853 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9854 9855 boolean result = false; 9856 synchronized (mPackages) { 9857 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9858 } 9859 if (result) { 9860 scheduleWritePackageRestrictionsLocked(userId); 9861 } 9862 return result; 9863 } 9864 9865 @Override 9866 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9867 synchronized (mPackages) { 9868 return mSettings.getIntentFilterVerificationsLPr(packageName); 9869 } 9870 } 9871 9872 @Override 9873 public List<IntentFilter> getAllIntentFilters(String packageName) { 9874 if (TextUtils.isEmpty(packageName)) { 9875 return Collections.<IntentFilter>emptyList(); 9876 } 9877 synchronized (mPackages) { 9878 PackageParser.Package pkg = mPackages.get(packageName); 9879 if (pkg == null || pkg.activities == null) { 9880 return Collections.<IntentFilter>emptyList(); 9881 } 9882 final int count = pkg.activities.size(); 9883 ArrayList<IntentFilter> result = new ArrayList<>(); 9884 for (int n=0; n<count; n++) { 9885 PackageParser.Activity activity = pkg.activities.get(n); 9886 if (activity.intents != null || activity.intents.size() > 0) { 9887 result.addAll(activity.intents); 9888 } 9889 } 9890 return result; 9891 } 9892 } 9893 9894 @Override 9895 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9896 mContext.enforceCallingOrSelfPermission( 9897 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9898 9899 synchronized (mPackages) { 9900 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9901 if (packageName != null) { 9902 result |= updateIntentVerificationStatus(packageName, 9903 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9904 UserHandle.myUserId()); 9905 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9906 packageName, userId); 9907 } 9908 return result; 9909 } 9910 } 9911 9912 @Override 9913 public String getDefaultBrowserPackageName(int userId) { 9914 synchronized (mPackages) { 9915 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9916 } 9917 } 9918 9919 /** 9920 * Get the "allow unknown sources" setting. 9921 * 9922 * @return the current "allow unknown sources" setting 9923 */ 9924 private int getUnknownSourcesSettings() { 9925 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9926 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9927 -1); 9928 } 9929 9930 @Override 9931 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9932 final int uid = Binder.getCallingUid(); 9933 // writer 9934 synchronized (mPackages) { 9935 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9936 if (targetPackageSetting == null) { 9937 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9938 } 9939 9940 PackageSetting installerPackageSetting; 9941 if (installerPackageName != null) { 9942 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9943 if (installerPackageSetting == null) { 9944 throw new IllegalArgumentException("Unknown installer package: " 9945 + installerPackageName); 9946 } 9947 } else { 9948 installerPackageSetting = null; 9949 } 9950 9951 Signature[] callerSignature; 9952 Object obj = mSettings.getUserIdLPr(uid); 9953 if (obj != null) { 9954 if (obj instanceof SharedUserSetting) { 9955 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9956 } else if (obj instanceof PackageSetting) { 9957 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9958 } else { 9959 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9960 } 9961 } else { 9962 throw new SecurityException("Unknown calling uid " + uid); 9963 } 9964 9965 // Verify: can't set installerPackageName to a package that is 9966 // not signed with the same cert as the caller. 9967 if (installerPackageSetting != null) { 9968 if (compareSignatures(callerSignature, 9969 installerPackageSetting.signatures.mSignatures) 9970 != PackageManager.SIGNATURE_MATCH) { 9971 throw new SecurityException( 9972 "Caller does not have same cert as new installer package " 9973 + installerPackageName); 9974 } 9975 } 9976 9977 // Verify: if target already has an installer package, it must 9978 // be signed with the same cert as the caller. 9979 if (targetPackageSetting.installerPackageName != null) { 9980 PackageSetting setting = mSettings.mPackages.get( 9981 targetPackageSetting.installerPackageName); 9982 // If the currently set package isn't valid, then it's always 9983 // okay to change it. 9984 if (setting != null) { 9985 if (compareSignatures(callerSignature, 9986 setting.signatures.mSignatures) 9987 != PackageManager.SIGNATURE_MATCH) { 9988 throw new SecurityException( 9989 "Caller does not have same cert as old installer package " 9990 + targetPackageSetting.installerPackageName); 9991 } 9992 } 9993 } 9994 9995 // Okay! 9996 targetPackageSetting.installerPackageName = installerPackageName; 9997 scheduleWriteSettingsLocked(); 9998 } 9999 } 10000 10001 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10002 // Queue up an async operation since the package installation may take a little while. 10003 mHandler.post(new Runnable() { 10004 public void run() { 10005 mHandler.removeCallbacks(this); 10006 // Result object to be returned 10007 PackageInstalledInfo res = new PackageInstalledInfo(); 10008 res.returnCode = currentStatus; 10009 res.uid = -1; 10010 res.pkg = null; 10011 res.removedInfo = new PackageRemovedInfo(); 10012 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10013 args.doPreInstall(res.returnCode); 10014 synchronized (mInstallLock) { 10015 installPackageLI(args, res); 10016 } 10017 args.doPostInstall(res.returnCode, res.uid); 10018 } 10019 10020 // A restore should be performed at this point if (a) the install 10021 // succeeded, (b) the operation is not an update, and (c) the new 10022 // package has not opted out of backup participation. 10023 final boolean update = res.removedInfo.removedPackage != null; 10024 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10025 boolean doRestore = !update 10026 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10027 10028 // Set up the post-install work request bookkeeping. This will be used 10029 // and cleaned up by the post-install event handling regardless of whether 10030 // there's a restore pass performed. Token values are >= 1. 10031 int token; 10032 if (mNextInstallToken < 0) mNextInstallToken = 1; 10033 token = mNextInstallToken++; 10034 10035 PostInstallData data = new PostInstallData(args, res); 10036 mRunningInstalls.put(token, data); 10037 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10038 10039 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10040 // Pass responsibility to the Backup Manager. It will perform a 10041 // restore if appropriate, then pass responsibility back to the 10042 // Package Manager to run the post-install observer callbacks 10043 // and broadcasts. 10044 IBackupManager bm = IBackupManager.Stub.asInterface( 10045 ServiceManager.getService(Context.BACKUP_SERVICE)); 10046 if (bm != null) { 10047 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10048 + " to BM for possible restore"); 10049 try { 10050 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10051 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10052 } else { 10053 doRestore = false; 10054 } 10055 } catch (RemoteException e) { 10056 // can't happen; the backup manager is local 10057 } catch (Exception e) { 10058 Slog.e(TAG, "Exception trying to enqueue restore", e); 10059 doRestore = false; 10060 } 10061 } else { 10062 Slog.e(TAG, "Backup Manager not found!"); 10063 doRestore = false; 10064 } 10065 } 10066 10067 if (!doRestore) { 10068 // No restore possible, or the Backup Manager was mysteriously not 10069 // available -- just fire the post-install work request directly. 10070 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10071 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10072 mHandler.sendMessage(msg); 10073 } 10074 } 10075 }); 10076 } 10077 10078 private abstract class HandlerParams { 10079 private static final int MAX_RETRIES = 4; 10080 10081 /** 10082 * Number of times startCopy() has been attempted and had a non-fatal 10083 * error. 10084 */ 10085 private int mRetries = 0; 10086 10087 /** User handle for the user requesting the information or installation. */ 10088 private final UserHandle mUser; 10089 10090 HandlerParams(UserHandle user) { 10091 mUser = user; 10092 } 10093 10094 UserHandle getUser() { 10095 return mUser; 10096 } 10097 10098 final boolean startCopy() { 10099 boolean res; 10100 try { 10101 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10102 10103 if (++mRetries > MAX_RETRIES) { 10104 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10105 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10106 handleServiceError(); 10107 return false; 10108 } else { 10109 handleStartCopy(); 10110 res = true; 10111 } 10112 } catch (RemoteException e) { 10113 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10114 mHandler.sendEmptyMessage(MCS_RECONNECT); 10115 res = false; 10116 } 10117 handleReturnCode(); 10118 return res; 10119 } 10120 10121 final void serviceError() { 10122 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10123 handleServiceError(); 10124 handleReturnCode(); 10125 } 10126 10127 abstract void handleStartCopy() throws RemoteException; 10128 abstract void handleServiceError(); 10129 abstract void handleReturnCode(); 10130 } 10131 10132 class MeasureParams extends HandlerParams { 10133 private final PackageStats mStats; 10134 private boolean mSuccess; 10135 10136 private final IPackageStatsObserver mObserver; 10137 10138 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10139 super(new UserHandle(stats.userHandle)); 10140 mObserver = observer; 10141 mStats = stats; 10142 } 10143 10144 @Override 10145 public String toString() { 10146 return "MeasureParams{" 10147 + Integer.toHexString(System.identityHashCode(this)) 10148 + " " + mStats.packageName + "}"; 10149 } 10150 10151 @Override 10152 void handleStartCopy() throws RemoteException { 10153 synchronized (mInstallLock) { 10154 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10155 } 10156 10157 if (mSuccess) { 10158 final boolean mounted; 10159 if (Environment.isExternalStorageEmulated()) { 10160 mounted = true; 10161 } else { 10162 final String status = Environment.getExternalStorageState(); 10163 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10164 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10165 } 10166 10167 if (mounted) { 10168 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10169 10170 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10171 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10172 10173 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10174 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10175 10176 // Always subtract cache size, since it's a subdirectory 10177 mStats.externalDataSize -= mStats.externalCacheSize; 10178 10179 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10180 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10181 10182 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10183 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10184 } 10185 } 10186 } 10187 10188 @Override 10189 void handleReturnCode() { 10190 if (mObserver != null) { 10191 try { 10192 mObserver.onGetStatsCompleted(mStats, mSuccess); 10193 } catch (RemoteException e) { 10194 Slog.i(TAG, "Observer no longer exists."); 10195 } 10196 } 10197 } 10198 10199 @Override 10200 void handleServiceError() { 10201 Slog.e(TAG, "Could not measure application " + mStats.packageName 10202 + " external storage"); 10203 } 10204 } 10205 10206 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10207 throws RemoteException { 10208 long result = 0; 10209 for (File path : paths) { 10210 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10211 } 10212 return result; 10213 } 10214 10215 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10216 for (File path : paths) { 10217 try { 10218 mcs.clearDirectory(path.getAbsolutePath()); 10219 } catch (RemoteException e) { 10220 } 10221 } 10222 } 10223 10224 static class OriginInfo { 10225 /** 10226 * Location where install is coming from, before it has been 10227 * copied/renamed into place. This could be a single monolithic APK 10228 * file, or a cluster directory. This location may be untrusted. 10229 */ 10230 final File file; 10231 final String cid; 10232 10233 /** 10234 * Flag indicating that {@link #file} or {@link #cid} has already been 10235 * staged, meaning downstream users don't need to defensively copy the 10236 * contents. 10237 */ 10238 final boolean staged; 10239 10240 /** 10241 * Flag indicating that {@link #file} or {@link #cid} is an already 10242 * installed app that is being moved. 10243 */ 10244 final boolean existing; 10245 10246 final String resolvedPath; 10247 final File resolvedFile; 10248 10249 static OriginInfo fromNothing() { 10250 return new OriginInfo(null, null, false, false); 10251 } 10252 10253 static OriginInfo fromUntrustedFile(File file) { 10254 return new OriginInfo(file, null, false, false); 10255 } 10256 10257 static OriginInfo fromExistingFile(File file) { 10258 return new OriginInfo(file, null, false, true); 10259 } 10260 10261 static OriginInfo fromStagedFile(File file) { 10262 return new OriginInfo(file, null, true, false); 10263 } 10264 10265 static OriginInfo fromStagedContainer(String cid) { 10266 return new OriginInfo(null, cid, true, false); 10267 } 10268 10269 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10270 this.file = file; 10271 this.cid = cid; 10272 this.staged = staged; 10273 this.existing = existing; 10274 10275 if (cid != null) { 10276 resolvedPath = PackageHelper.getSdDir(cid); 10277 resolvedFile = new File(resolvedPath); 10278 } else if (file != null) { 10279 resolvedPath = file.getAbsolutePath(); 10280 resolvedFile = file; 10281 } else { 10282 resolvedPath = null; 10283 resolvedFile = null; 10284 } 10285 } 10286 } 10287 10288 class MoveInfo { 10289 final int moveId; 10290 final String fromUuid; 10291 final String toUuid; 10292 final String packageName; 10293 final String dataAppName; 10294 final int appId; 10295 final String seinfo; 10296 10297 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10298 String dataAppName, int appId, String seinfo) { 10299 this.moveId = moveId; 10300 this.fromUuid = fromUuid; 10301 this.toUuid = toUuid; 10302 this.packageName = packageName; 10303 this.dataAppName = dataAppName; 10304 this.appId = appId; 10305 this.seinfo = seinfo; 10306 } 10307 } 10308 10309 class InstallParams extends HandlerParams { 10310 final OriginInfo origin; 10311 final MoveInfo move; 10312 final IPackageInstallObserver2 observer; 10313 int installFlags; 10314 final String installerPackageName; 10315 final String volumeUuid; 10316 final VerificationParams verificationParams; 10317 private InstallArgs mArgs; 10318 private int mRet; 10319 final String packageAbiOverride; 10320 10321 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10322 int installFlags, String installerPackageName, String volumeUuid, 10323 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10324 super(user); 10325 this.origin = origin; 10326 this.move = move; 10327 this.observer = observer; 10328 this.installFlags = installFlags; 10329 this.installerPackageName = installerPackageName; 10330 this.volumeUuid = volumeUuid; 10331 this.verificationParams = verificationParams; 10332 this.packageAbiOverride = packageAbiOverride; 10333 } 10334 10335 @Override 10336 public String toString() { 10337 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10338 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10339 } 10340 10341 public ManifestDigest getManifestDigest() { 10342 if (verificationParams == null) { 10343 return null; 10344 } 10345 return verificationParams.getManifestDigest(); 10346 } 10347 10348 private int installLocationPolicy(PackageInfoLite pkgLite) { 10349 String packageName = pkgLite.packageName; 10350 int installLocation = pkgLite.installLocation; 10351 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10352 // reader 10353 synchronized (mPackages) { 10354 PackageParser.Package pkg = mPackages.get(packageName); 10355 if (pkg != null) { 10356 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10357 // Check for downgrading. 10358 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10359 try { 10360 checkDowngrade(pkg, pkgLite); 10361 } catch (PackageManagerException e) { 10362 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10363 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10364 } 10365 } 10366 // Check for updated system application. 10367 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10368 if (onSd) { 10369 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10370 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10371 } 10372 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10373 } else { 10374 if (onSd) { 10375 // Install flag overrides everything. 10376 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10377 } 10378 // If current upgrade specifies particular preference 10379 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10380 // Application explicitly specified internal. 10381 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10382 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10383 // App explictly prefers external. Let policy decide 10384 } else { 10385 // Prefer previous location 10386 if (isExternal(pkg)) { 10387 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10388 } 10389 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10390 } 10391 } 10392 } else { 10393 // Invalid install. Return error code 10394 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10395 } 10396 } 10397 } 10398 // All the special cases have been taken care of. 10399 // Return result based on recommended install location. 10400 if (onSd) { 10401 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10402 } 10403 return pkgLite.recommendedInstallLocation; 10404 } 10405 10406 /* 10407 * Invoke remote method to get package information and install 10408 * location values. Override install location based on default 10409 * policy if needed and then create install arguments based 10410 * on the install location. 10411 */ 10412 public void handleStartCopy() throws RemoteException { 10413 int ret = PackageManager.INSTALL_SUCCEEDED; 10414 10415 // If we're already staged, we've firmly committed to an install location 10416 if (origin.staged) { 10417 if (origin.file != null) { 10418 installFlags |= PackageManager.INSTALL_INTERNAL; 10419 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10420 } else if (origin.cid != null) { 10421 installFlags |= PackageManager.INSTALL_EXTERNAL; 10422 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10423 } else { 10424 throw new IllegalStateException("Invalid stage location"); 10425 } 10426 } 10427 10428 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10429 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10430 10431 PackageInfoLite pkgLite = null; 10432 10433 if (onInt && onSd) { 10434 // Check if both bits are set. 10435 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10436 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10437 } else { 10438 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10439 packageAbiOverride); 10440 10441 /* 10442 * If we have too little free space, try to free cache 10443 * before giving up. 10444 */ 10445 if (!origin.staged && pkgLite.recommendedInstallLocation 10446 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10447 // TODO: focus freeing disk space on the target device 10448 final StorageManager storage = StorageManager.from(mContext); 10449 final long lowThreshold = storage.getStorageLowBytes( 10450 Environment.getDataDirectory()); 10451 10452 final long sizeBytes = mContainerService.calculateInstalledSize( 10453 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10454 10455 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10456 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10457 installFlags, packageAbiOverride); 10458 } 10459 10460 /* 10461 * The cache free must have deleted the file we 10462 * downloaded to install. 10463 * 10464 * TODO: fix the "freeCache" call to not delete 10465 * the file we care about. 10466 */ 10467 if (pkgLite.recommendedInstallLocation 10468 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10469 pkgLite.recommendedInstallLocation 10470 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10471 } 10472 } 10473 } 10474 10475 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10476 int loc = pkgLite.recommendedInstallLocation; 10477 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10478 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10479 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10480 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10481 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10482 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10483 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10484 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10485 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10486 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10487 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10488 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10489 } else { 10490 // Override with defaults if needed. 10491 loc = installLocationPolicy(pkgLite); 10492 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10493 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10494 } else if (!onSd && !onInt) { 10495 // Override install location with flags 10496 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10497 // Set the flag to install on external media. 10498 installFlags |= PackageManager.INSTALL_EXTERNAL; 10499 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10500 } else { 10501 // Make sure the flag for installing on external 10502 // media is unset 10503 installFlags |= PackageManager.INSTALL_INTERNAL; 10504 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10505 } 10506 } 10507 } 10508 } 10509 10510 final InstallArgs args = createInstallArgs(this); 10511 mArgs = args; 10512 10513 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10514 /* 10515 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10516 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10517 */ 10518 int userIdentifier = getUser().getIdentifier(); 10519 if (userIdentifier == UserHandle.USER_ALL 10520 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10521 userIdentifier = UserHandle.USER_OWNER; 10522 } 10523 10524 /* 10525 * Determine if we have any installed package verifiers. If we 10526 * do, then we'll defer to them to verify the packages. 10527 */ 10528 final int requiredUid = mRequiredVerifierPackage == null ? -1 10529 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10530 if (!origin.existing && requiredUid != -1 10531 && isVerificationEnabled(userIdentifier, installFlags)) { 10532 final Intent verification = new Intent( 10533 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10534 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10535 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10536 PACKAGE_MIME_TYPE); 10537 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10538 10539 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10540 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10541 0 /* TODO: Which userId? */); 10542 10543 if (DEBUG_VERIFY) { 10544 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10545 + verification.toString() + " with " + pkgLite.verifiers.length 10546 + " optional verifiers"); 10547 } 10548 10549 final int verificationId = mPendingVerificationToken++; 10550 10551 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10552 10553 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10554 installerPackageName); 10555 10556 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10557 installFlags); 10558 10559 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10560 pkgLite.packageName); 10561 10562 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10563 pkgLite.versionCode); 10564 10565 if (verificationParams != null) { 10566 if (verificationParams.getVerificationURI() != null) { 10567 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10568 verificationParams.getVerificationURI()); 10569 } 10570 if (verificationParams.getOriginatingURI() != null) { 10571 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10572 verificationParams.getOriginatingURI()); 10573 } 10574 if (verificationParams.getReferrer() != null) { 10575 verification.putExtra(Intent.EXTRA_REFERRER, 10576 verificationParams.getReferrer()); 10577 } 10578 if (verificationParams.getOriginatingUid() >= 0) { 10579 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10580 verificationParams.getOriginatingUid()); 10581 } 10582 if (verificationParams.getInstallerUid() >= 0) { 10583 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10584 verificationParams.getInstallerUid()); 10585 } 10586 } 10587 10588 final PackageVerificationState verificationState = new PackageVerificationState( 10589 requiredUid, args); 10590 10591 mPendingVerification.append(verificationId, verificationState); 10592 10593 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10594 receivers, verificationState); 10595 10596 /* 10597 * If any sufficient verifiers were listed in the package 10598 * manifest, attempt to ask them. 10599 */ 10600 if (sufficientVerifiers != null) { 10601 final int N = sufficientVerifiers.size(); 10602 if (N == 0) { 10603 Slog.i(TAG, "Additional verifiers required, but none installed."); 10604 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10605 } else { 10606 for (int i = 0; i < N; i++) { 10607 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10608 10609 final Intent sufficientIntent = new Intent(verification); 10610 sufficientIntent.setComponent(verifierComponent); 10611 10612 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10613 } 10614 } 10615 } 10616 10617 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10618 mRequiredVerifierPackage, receivers); 10619 if (ret == PackageManager.INSTALL_SUCCEEDED 10620 && mRequiredVerifierPackage != null) { 10621 /* 10622 * Send the intent to the required verification agent, 10623 * but only start the verification timeout after the 10624 * target BroadcastReceivers have run. 10625 */ 10626 verification.setComponent(requiredVerifierComponent); 10627 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10628 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10629 new BroadcastReceiver() { 10630 @Override 10631 public void onReceive(Context context, Intent intent) { 10632 final Message msg = mHandler 10633 .obtainMessage(CHECK_PENDING_VERIFICATION); 10634 msg.arg1 = verificationId; 10635 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10636 } 10637 }, null, 0, null, null); 10638 10639 /* 10640 * We don't want the copy to proceed until verification 10641 * succeeds, so null out this field. 10642 */ 10643 mArgs = null; 10644 } 10645 } else { 10646 /* 10647 * No package verification is enabled, so immediately start 10648 * the remote call to initiate copy using temporary file. 10649 */ 10650 ret = args.copyApk(mContainerService, true); 10651 } 10652 } 10653 10654 mRet = ret; 10655 } 10656 10657 @Override 10658 void handleReturnCode() { 10659 // If mArgs is null, then MCS couldn't be reached. When it 10660 // reconnects, it will try again to install. At that point, this 10661 // will succeed. 10662 if (mArgs != null) { 10663 processPendingInstall(mArgs, mRet); 10664 } 10665 } 10666 10667 @Override 10668 void handleServiceError() { 10669 mArgs = createInstallArgs(this); 10670 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10671 } 10672 10673 public boolean isForwardLocked() { 10674 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10675 } 10676 } 10677 10678 /** 10679 * Used during creation of InstallArgs 10680 * 10681 * @param installFlags package installation flags 10682 * @return true if should be installed on external storage 10683 */ 10684 private static boolean installOnExternalAsec(int installFlags) { 10685 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10686 return false; 10687 } 10688 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10689 return true; 10690 } 10691 return false; 10692 } 10693 10694 /** 10695 * Used during creation of InstallArgs 10696 * 10697 * @param installFlags package installation flags 10698 * @return true if should be installed as forward locked 10699 */ 10700 private static boolean installForwardLocked(int installFlags) { 10701 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10702 } 10703 10704 private InstallArgs createInstallArgs(InstallParams params) { 10705 if (params.move != null) { 10706 return new MoveInstallArgs(params); 10707 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10708 return new AsecInstallArgs(params); 10709 } else { 10710 return new FileInstallArgs(params); 10711 } 10712 } 10713 10714 /** 10715 * Create args that describe an existing installed package. Typically used 10716 * when cleaning up old installs, or used as a move source. 10717 */ 10718 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10719 String resourcePath, String[] instructionSets) { 10720 final boolean isInAsec; 10721 if (installOnExternalAsec(installFlags)) { 10722 /* Apps on SD card are always in ASEC containers. */ 10723 isInAsec = true; 10724 } else if (installForwardLocked(installFlags) 10725 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10726 /* 10727 * Forward-locked apps are only in ASEC containers if they're the 10728 * new style 10729 */ 10730 isInAsec = true; 10731 } else { 10732 isInAsec = false; 10733 } 10734 10735 if (isInAsec) { 10736 return new AsecInstallArgs(codePath, instructionSets, 10737 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10738 } else { 10739 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10740 } 10741 } 10742 10743 static abstract class InstallArgs { 10744 /** @see InstallParams#origin */ 10745 final OriginInfo origin; 10746 /** @see InstallParams#move */ 10747 final MoveInfo move; 10748 10749 final IPackageInstallObserver2 observer; 10750 // Always refers to PackageManager flags only 10751 final int installFlags; 10752 final String installerPackageName; 10753 final String volumeUuid; 10754 final ManifestDigest manifestDigest; 10755 final UserHandle user; 10756 final String abiOverride; 10757 10758 // The list of instruction sets supported by this app. This is currently 10759 // only used during the rmdex() phase to clean up resources. We can get rid of this 10760 // if we move dex files under the common app path. 10761 /* nullable */ String[] instructionSets; 10762 10763 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10764 int installFlags, String installerPackageName, String volumeUuid, 10765 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10766 String abiOverride) { 10767 this.origin = origin; 10768 this.move = move; 10769 this.installFlags = installFlags; 10770 this.observer = observer; 10771 this.installerPackageName = installerPackageName; 10772 this.volumeUuid = volumeUuid; 10773 this.manifestDigest = manifestDigest; 10774 this.user = user; 10775 this.instructionSets = instructionSets; 10776 this.abiOverride = abiOverride; 10777 } 10778 10779 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10780 abstract int doPreInstall(int status); 10781 10782 /** 10783 * Rename package into final resting place. All paths on the given 10784 * scanned package should be updated to reflect the rename. 10785 */ 10786 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10787 abstract int doPostInstall(int status, int uid); 10788 10789 /** @see PackageSettingBase#codePathString */ 10790 abstract String getCodePath(); 10791 /** @see PackageSettingBase#resourcePathString */ 10792 abstract String getResourcePath(); 10793 10794 // Need installer lock especially for dex file removal. 10795 abstract void cleanUpResourcesLI(); 10796 abstract boolean doPostDeleteLI(boolean delete); 10797 10798 /** 10799 * Called before the source arguments are copied. This is used mostly 10800 * for MoveParams when it needs to read the source file to put it in the 10801 * destination. 10802 */ 10803 int doPreCopy() { 10804 return PackageManager.INSTALL_SUCCEEDED; 10805 } 10806 10807 /** 10808 * Called after the source arguments are copied. This is used mostly for 10809 * MoveParams when it needs to read the source file to put it in the 10810 * destination. 10811 * 10812 * @return 10813 */ 10814 int doPostCopy(int uid) { 10815 return PackageManager.INSTALL_SUCCEEDED; 10816 } 10817 10818 protected boolean isFwdLocked() { 10819 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10820 } 10821 10822 protected boolean isExternalAsec() { 10823 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10824 } 10825 10826 UserHandle getUser() { 10827 return user; 10828 } 10829 } 10830 10831 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10832 if (!allCodePaths.isEmpty()) { 10833 if (instructionSets == null) { 10834 throw new IllegalStateException("instructionSet == null"); 10835 } 10836 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10837 for (String codePath : allCodePaths) { 10838 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10839 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10840 if (retCode < 0) { 10841 Slog.w(TAG, "Couldn't remove dex file for package: " 10842 + " at location " + codePath + ", retcode=" + retCode); 10843 // we don't consider this to be a failure of the core package deletion 10844 } 10845 } 10846 } 10847 } 10848 } 10849 10850 /** 10851 * Logic to handle installation of non-ASEC applications, including copying 10852 * and renaming logic. 10853 */ 10854 class FileInstallArgs extends InstallArgs { 10855 private File codeFile; 10856 private File resourceFile; 10857 10858 // Example topology: 10859 // /data/app/com.example/base.apk 10860 // /data/app/com.example/split_foo.apk 10861 // /data/app/com.example/lib/arm/libfoo.so 10862 // /data/app/com.example/lib/arm64/libfoo.so 10863 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10864 10865 /** New install */ 10866 FileInstallArgs(InstallParams params) { 10867 super(params.origin, params.move, params.observer, params.installFlags, 10868 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10869 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10870 if (isFwdLocked()) { 10871 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10872 } 10873 } 10874 10875 /** Existing install */ 10876 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10877 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10878 null); 10879 this.codeFile = (codePath != null) ? new File(codePath) : null; 10880 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10881 } 10882 10883 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10884 if (origin.staged) { 10885 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10886 codeFile = origin.file; 10887 resourceFile = origin.file; 10888 return PackageManager.INSTALL_SUCCEEDED; 10889 } 10890 10891 try { 10892 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10893 codeFile = tempDir; 10894 resourceFile = tempDir; 10895 } catch (IOException e) { 10896 Slog.w(TAG, "Failed to create copy file: " + e); 10897 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10898 } 10899 10900 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10901 @Override 10902 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10903 if (!FileUtils.isValidExtFilename(name)) { 10904 throw new IllegalArgumentException("Invalid filename: " + name); 10905 } 10906 try { 10907 final File file = new File(codeFile, name); 10908 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10909 O_RDWR | O_CREAT, 0644); 10910 Os.chmod(file.getAbsolutePath(), 0644); 10911 return new ParcelFileDescriptor(fd); 10912 } catch (ErrnoException e) { 10913 throw new RemoteException("Failed to open: " + e.getMessage()); 10914 } 10915 } 10916 }; 10917 10918 int ret = PackageManager.INSTALL_SUCCEEDED; 10919 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10920 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10921 Slog.e(TAG, "Failed to copy package"); 10922 return ret; 10923 } 10924 10925 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10926 NativeLibraryHelper.Handle handle = null; 10927 try { 10928 handle = NativeLibraryHelper.Handle.create(codeFile); 10929 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10930 abiOverride); 10931 } catch (IOException e) { 10932 Slog.e(TAG, "Copying native libraries failed", e); 10933 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10934 } finally { 10935 IoUtils.closeQuietly(handle); 10936 } 10937 10938 return ret; 10939 } 10940 10941 int doPreInstall(int status) { 10942 if (status != PackageManager.INSTALL_SUCCEEDED) { 10943 cleanUp(); 10944 } 10945 return status; 10946 } 10947 10948 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10949 if (status != PackageManager.INSTALL_SUCCEEDED) { 10950 cleanUp(); 10951 return false; 10952 } 10953 10954 final File targetDir = codeFile.getParentFile(); 10955 final File beforeCodeFile = codeFile; 10956 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10957 10958 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10959 try { 10960 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10961 } catch (ErrnoException e) { 10962 Slog.w(TAG, "Failed to rename", e); 10963 return false; 10964 } 10965 10966 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10967 Slog.w(TAG, "Failed to restorecon"); 10968 return false; 10969 } 10970 10971 // Reflect the rename internally 10972 codeFile = afterCodeFile; 10973 resourceFile = afterCodeFile; 10974 10975 // Reflect the rename in scanned details 10976 pkg.codePath = afterCodeFile.getAbsolutePath(); 10977 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10978 pkg.baseCodePath); 10979 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10980 pkg.splitCodePaths); 10981 10982 // Reflect the rename in app info 10983 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10984 pkg.applicationInfo.setCodePath(pkg.codePath); 10985 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10986 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10987 pkg.applicationInfo.setResourcePath(pkg.codePath); 10988 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10989 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10990 10991 return true; 10992 } 10993 10994 int doPostInstall(int status, int uid) { 10995 if (status != PackageManager.INSTALL_SUCCEEDED) { 10996 cleanUp(); 10997 } 10998 return status; 10999 } 11000 11001 @Override 11002 String getCodePath() { 11003 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11004 } 11005 11006 @Override 11007 String getResourcePath() { 11008 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11009 } 11010 11011 private boolean cleanUp() { 11012 if (codeFile == null || !codeFile.exists()) { 11013 return false; 11014 } 11015 11016 if (codeFile.isDirectory()) { 11017 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11018 } else { 11019 codeFile.delete(); 11020 } 11021 11022 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11023 resourceFile.delete(); 11024 } 11025 11026 return true; 11027 } 11028 11029 void cleanUpResourcesLI() { 11030 // Try enumerating all code paths before deleting 11031 List<String> allCodePaths = Collections.EMPTY_LIST; 11032 if (codeFile != null && codeFile.exists()) { 11033 try { 11034 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11035 allCodePaths = pkg.getAllCodePaths(); 11036 } catch (PackageParserException e) { 11037 // Ignored; we tried our best 11038 } 11039 } 11040 11041 cleanUp(); 11042 removeDexFiles(allCodePaths, instructionSets); 11043 } 11044 11045 boolean doPostDeleteLI(boolean delete) { 11046 // XXX err, shouldn't we respect the delete flag? 11047 cleanUpResourcesLI(); 11048 return true; 11049 } 11050 } 11051 11052 private boolean isAsecExternal(String cid) { 11053 final String asecPath = PackageHelper.getSdFilesystem(cid); 11054 return !asecPath.startsWith(mAsecInternalPath); 11055 } 11056 11057 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11058 PackageManagerException { 11059 if (copyRet < 0) { 11060 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11061 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11062 throw new PackageManagerException(copyRet, message); 11063 } 11064 } 11065 } 11066 11067 /** 11068 * Extract the MountService "container ID" from the full code path of an 11069 * .apk. 11070 */ 11071 static String cidFromCodePath(String fullCodePath) { 11072 int eidx = fullCodePath.lastIndexOf("/"); 11073 String subStr1 = fullCodePath.substring(0, eidx); 11074 int sidx = subStr1.lastIndexOf("/"); 11075 return subStr1.substring(sidx+1, eidx); 11076 } 11077 11078 /** 11079 * Logic to handle installation of ASEC applications, including copying and 11080 * renaming logic. 11081 */ 11082 class AsecInstallArgs extends InstallArgs { 11083 static final String RES_FILE_NAME = "pkg.apk"; 11084 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11085 11086 String cid; 11087 String packagePath; 11088 String resourcePath; 11089 11090 /** New install */ 11091 AsecInstallArgs(InstallParams params) { 11092 super(params.origin, params.move, params.observer, params.installFlags, 11093 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11094 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11095 } 11096 11097 /** Existing install */ 11098 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11099 boolean isExternal, boolean isForwardLocked) { 11100 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11101 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11102 instructionSets, null); 11103 // Hackily pretend we're still looking at a full code path 11104 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11105 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11106 } 11107 11108 // Extract cid from fullCodePath 11109 int eidx = fullCodePath.lastIndexOf("/"); 11110 String subStr1 = fullCodePath.substring(0, eidx); 11111 int sidx = subStr1.lastIndexOf("/"); 11112 cid = subStr1.substring(sidx+1, eidx); 11113 setMountPath(subStr1); 11114 } 11115 11116 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11117 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11118 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11119 instructionSets, null); 11120 this.cid = cid; 11121 setMountPath(PackageHelper.getSdDir(cid)); 11122 } 11123 11124 void createCopyFile() { 11125 cid = mInstallerService.allocateExternalStageCidLegacy(); 11126 } 11127 11128 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11129 if (origin.staged) { 11130 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11131 cid = origin.cid; 11132 setMountPath(PackageHelper.getSdDir(cid)); 11133 return PackageManager.INSTALL_SUCCEEDED; 11134 } 11135 11136 if (temp) { 11137 createCopyFile(); 11138 } else { 11139 /* 11140 * Pre-emptively destroy the container since it's destroyed if 11141 * copying fails due to it existing anyway. 11142 */ 11143 PackageHelper.destroySdDir(cid); 11144 } 11145 11146 final String newMountPath = imcs.copyPackageToContainer( 11147 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11148 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11149 11150 if (newMountPath != null) { 11151 setMountPath(newMountPath); 11152 return PackageManager.INSTALL_SUCCEEDED; 11153 } else { 11154 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11155 } 11156 } 11157 11158 @Override 11159 String getCodePath() { 11160 return packagePath; 11161 } 11162 11163 @Override 11164 String getResourcePath() { 11165 return resourcePath; 11166 } 11167 11168 int doPreInstall(int status) { 11169 if (status != PackageManager.INSTALL_SUCCEEDED) { 11170 // Destroy container 11171 PackageHelper.destroySdDir(cid); 11172 } else { 11173 boolean mounted = PackageHelper.isContainerMounted(cid); 11174 if (!mounted) { 11175 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11176 Process.SYSTEM_UID); 11177 if (newMountPath != null) { 11178 setMountPath(newMountPath); 11179 } else { 11180 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11181 } 11182 } 11183 } 11184 return status; 11185 } 11186 11187 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11188 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11189 String newMountPath = null; 11190 if (PackageHelper.isContainerMounted(cid)) { 11191 // Unmount the container 11192 if (!PackageHelper.unMountSdDir(cid)) { 11193 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11194 return false; 11195 } 11196 } 11197 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11198 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11199 " which might be stale. Will try to clean up."); 11200 // Clean up the stale container and proceed to recreate. 11201 if (!PackageHelper.destroySdDir(newCacheId)) { 11202 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11203 return false; 11204 } 11205 // Successfully cleaned up stale container. Try to rename again. 11206 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11207 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11208 + " inspite of cleaning it up."); 11209 return false; 11210 } 11211 } 11212 if (!PackageHelper.isContainerMounted(newCacheId)) { 11213 Slog.w(TAG, "Mounting container " + newCacheId); 11214 newMountPath = PackageHelper.mountSdDir(newCacheId, 11215 getEncryptKey(), Process.SYSTEM_UID); 11216 } else { 11217 newMountPath = PackageHelper.getSdDir(newCacheId); 11218 } 11219 if (newMountPath == null) { 11220 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11221 return false; 11222 } 11223 Log.i(TAG, "Succesfully renamed " + cid + 11224 " to " + newCacheId + 11225 " at new path: " + newMountPath); 11226 cid = newCacheId; 11227 11228 final File beforeCodeFile = new File(packagePath); 11229 setMountPath(newMountPath); 11230 final File afterCodeFile = new File(packagePath); 11231 11232 // Reflect the rename in scanned details 11233 pkg.codePath = afterCodeFile.getAbsolutePath(); 11234 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11235 pkg.baseCodePath); 11236 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11237 pkg.splitCodePaths); 11238 11239 // Reflect the rename in app info 11240 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11241 pkg.applicationInfo.setCodePath(pkg.codePath); 11242 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11243 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11244 pkg.applicationInfo.setResourcePath(pkg.codePath); 11245 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11246 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11247 11248 return true; 11249 } 11250 11251 private void setMountPath(String mountPath) { 11252 final File mountFile = new File(mountPath); 11253 11254 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11255 if (monolithicFile.exists()) { 11256 packagePath = monolithicFile.getAbsolutePath(); 11257 if (isFwdLocked()) { 11258 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11259 } else { 11260 resourcePath = packagePath; 11261 } 11262 } else { 11263 packagePath = mountFile.getAbsolutePath(); 11264 resourcePath = packagePath; 11265 } 11266 } 11267 11268 int doPostInstall(int status, int uid) { 11269 if (status != PackageManager.INSTALL_SUCCEEDED) { 11270 cleanUp(); 11271 } else { 11272 final int groupOwner; 11273 final String protectedFile; 11274 if (isFwdLocked()) { 11275 groupOwner = UserHandle.getSharedAppGid(uid); 11276 protectedFile = RES_FILE_NAME; 11277 } else { 11278 groupOwner = -1; 11279 protectedFile = null; 11280 } 11281 11282 if (uid < Process.FIRST_APPLICATION_UID 11283 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11284 Slog.e(TAG, "Failed to finalize " + cid); 11285 PackageHelper.destroySdDir(cid); 11286 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11287 } 11288 11289 boolean mounted = PackageHelper.isContainerMounted(cid); 11290 if (!mounted) { 11291 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11292 } 11293 } 11294 return status; 11295 } 11296 11297 private void cleanUp() { 11298 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11299 11300 // Destroy secure container 11301 PackageHelper.destroySdDir(cid); 11302 } 11303 11304 private List<String> getAllCodePaths() { 11305 final File codeFile = new File(getCodePath()); 11306 if (codeFile != null && codeFile.exists()) { 11307 try { 11308 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11309 return pkg.getAllCodePaths(); 11310 } catch (PackageParserException e) { 11311 // Ignored; we tried our best 11312 } 11313 } 11314 return Collections.EMPTY_LIST; 11315 } 11316 11317 void cleanUpResourcesLI() { 11318 // Enumerate all code paths before deleting 11319 cleanUpResourcesLI(getAllCodePaths()); 11320 } 11321 11322 private void cleanUpResourcesLI(List<String> allCodePaths) { 11323 cleanUp(); 11324 removeDexFiles(allCodePaths, instructionSets); 11325 } 11326 11327 String getPackageName() { 11328 return getAsecPackageName(cid); 11329 } 11330 11331 boolean doPostDeleteLI(boolean delete) { 11332 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11333 final List<String> allCodePaths = getAllCodePaths(); 11334 boolean mounted = PackageHelper.isContainerMounted(cid); 11335 if (mounted) { 11336 // Unmount first 11337 if (PackageHelper.unMountSdDir(cid)) { 11338 mounted = false; 11339 } 11340 } 11341 if (!mounted && delete) { 11342 cleanUpResourcesLI(allCodePaths); 11343 } 11344 return !mounted; 11345 } 11346 11347 @Override 11348 int doPreCopy() { 11349 if (isFwdLocked()) { 11350 if (!PackageHelper.fixSdPermissions(cid, 11351 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11352 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11353 } 11354 } 11355 11356 return PackageManager.INSTALL_SUCCEEDED; 11357 } 11358 11359 @Override 11360 int doPostCopy(int uid) { 11361 if (isFwdLocked()) { 11362 if (uid < Process.FIRST_APPLICATION_UID 11363 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11364 RES_FILE_NAME)) { 11365 Slog.e(TAG, "Failed to finalize " + cid); 11366 PackageHelper.destroySdDir(cid); 11367 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11368 } 11369 } 11370 11371 return PackageManager.INSTALL_SUCCEEDED; 11372 } 11373 } 11374 11375 /** 11376 * Logic to handle movement of existing installed applications. 11377 */ 11378 class MoveInstallArgs extends InstallArgs { 11379 private File codeFile; 11380 private File resourceFile; 11381 11382 /** New install */ 11383 MoveInstallArgs(InstallParams params) { 11384 super(params.origin, params.move, params.observer, params.installFlags, 11385 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11386 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11387 } 11388 11389 int copyApk(IMediaContainerService imcs, boolean temp) { 11390 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11391 + move.fromUuid + " to " + move.toUuid); 11392 synchronized (mInstaller) { 11393 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11394 move.dataAppName, move.appId, move.seinfo) != 0) { 11395 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11396 } 11397 } 11398 11399 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11400 resourceFile = codeFile; 11401 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11402 11403 return PackageManager.INSTALL_SUCCEEDED; 11404 } 11405 11406 int doPreInstall(int status) { 11407 if (status != PackageManager.INSTALL_SUCCEEDED) { 11408 cleanUp(move.toUuid); 11409 } 11410 return status; 11411 } 11412 11413 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11414 if (status != PackageManager.INSTALL_SUCCEEDED) { 11415 cleanUp(move.toUuid); 11416 return false; 11417 } 11418 11419 // Reflect the move in app info 11420 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11421 pkg.applicationInfo.setCodePath(pkg.codePath); 11422 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11423 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11424 pkg.applicationInfo.setResourcePath(pkg.codePath); 11425 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11426 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11427 11428 return true; 11429 } 11430 11431 int doPostInstall(int status, int uid) { 11432 if (status == PackageManager.INSTALL_SUCCEEDED) { 11433 cleanUp(move.fromUuid); 11434 } else { 11435 cleanUp(move.toUuid); 11436 } 11437 return status; 11438 } 11439 11440 @Override 11441 String getCodePath() { 11442 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11443 } 11444 11445 @Override 11446 String getResourcePath() { 11447 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11448 } 11449 11450 private boolean cleanUp(String volumeUuid) { 11451 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11452 move.dataAppName); 11453 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11454 synchronized (mInstallLock) { 11455 // Clean up both app data and code 11456 removeDataDirsLI(volumeUuid, move.packageName); 11457 if (codeFile.isDirectory()) { 11458 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11459 } else { 11460 codeFile.delete(); 11461 } 11462 } 11463 return true; 11464 } 11465 11466 void cleanUpResourcesLI() { 11467 throw new UnsupportedOperationException(); 11468 } 11469 11470 boolean doPostDeleteLI(boolean delete) { 11471 throw new UnsupportedOperationException(); 11472 } 11473 } 11474 11475 static String getAsecPackageName(String packageCid) { 11476 int idx = packageCid.lastIndexOf("-"); 11477 if (idx == -1) { 11478 return packageCid; 11479 } 11480 return packageCid.substring(0, idx); 11481 } 11482 11483 // Utility method used to create code paths based on package name and available index. 11484 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11485 String idxStr = ""; 11486 int idx = 1; 11487 // Fall back to default value of idx=1 if prefix is not 11488 // part of oldCodePath 11489 if (oldCodePath != null) { 11490 String subStr = oldCodePath; 11491 // Drop the suffix right away 11492 if (suffix != null && subStr.endsWith(suffix)) { 11493 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11494 } 11495 // If oldCodePath already contains prefix find out the 11496 // ending index to either increment or decrement. 11497 int sidx = subStr.lastIndexOf(prefix); 11498 if (sidx != -1) { 11499 subStr = subStr.substring(sidx + prefix.length()); 11500 if (subStr != null) { 11501 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11502 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11503 } 11504 try { 11505 idx = Integer.parseInt(subStr); 11506 if (idx <= 1) { 11507 idx++; 11508 } else { 11509 idx--; 11510 } 11511 } catch(NumberFormatException e) { 11512 } 11513 } 11514 } 11515 } 11516 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11517 return prefix + idxStr; 11518 } 11519 11520 private File getNextCodePath(File targetDir, String packageName) { 11521 int suffix = 1; 11522 File result; 11523 do { 11524 result = new File(targetDir, packageName + "-" + suffix); 11525 suffix++; 11526 } while (result.exists()); 11527 return result; 11528 } 11529 11530 // Utility method that returns the relative package path with respect 11531 // to the installation directory. Like say for /data/data/com.test-1.apk 11532 // string com.test-1 is returned. 11533 static String deriveCodePathName(String codePath) { 11534 if (codePath == null) { 11535 return null; 11536 } 11537 final File codeFile = new File(codePath); 11538 final String name = codeFile.getName(); 11539 if (codeFile.isDirectory()) { 11540 return name; 11541 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11542 final int lastDot = name.lastIndexOf('.'); 11543 return name.substring(0, lastDot); 11544 } else { 11545 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11546 return null; 11547 } 11548 } 11549 11550 class PackageInstalledInfo { 11551 String name; 11552 int uid; 11553 // The set of users that originally had this package installed. 11554 int[] origUsers; 11555 // The set of users that now have this package installed. 11556 int[] newUsers; 11557 PackageParser.Package pkg; 11558 int returnCode; 11559 String returnMsg; 11560 PackageRemovedInfo removedInfo; 11561 11562 public void setError(int code, String msg) { 11563 returnCode = code; 11564 returnMsg = msg; 11565 Slog.w(TAG, msg); 11566 } 11567 11568 public void setError(String msg, PackageParserException e) { 11569 returnCode = e.error; 11570 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11571 Slog.w(TAG, msg, e); 11572 } 11573 11574 public void setError(String msg, PackageManagerException e) { 11575 returnCode = e.error; 11576 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11577 Slog.w(TAG, msg, e); 11578 } 11579 11580 // In some error cases we want to convey more info back to the observer 11581 String origPackage; 11582 String origPermission; 11583 } 11584 11585 /* 11586 * Install a non-existing package. 11587 */ 11588 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11589 UserHandle user, String installerPackageName, String volumeUuid, 11590 PackageInstalledInfo res) { 11591 // Remember this for later, in case we need to rollback this install 11592 String pkgName = pkg.packageName; 11593 11594 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11595 final boolean dataDirExists = Environment 11596 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11597 synchronized(mPackages) { 11598 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11599 // A package with the same name is already installed, though 11600 // it has been renamed to an older name. The package we 11601 // are trying to install should be installed as an update to 11602 // the existing one, but that has not been requested, so bail. 11603 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11604 + " without first uninstalling package running as " 11605 + mSettings.mRenamedPackages.get(pkgName)); 11606 return; 11607 } 11608 if (mPackages.containsKey(pkgName)) { 11609 // Don't allow installation over an existing package with the same name. 11610 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11611 + " without first uninstalling."); 11612 return; 11613 } 11614 } 11615 11616 try { 11617 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11618 System.currentTimeMillis(), user); 11619 11620 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11621 // delete the partially installed application. the data directory will have to be 11622 // restored if it was already existing 11623 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11624 // remove package from internal structures. Note that we want deletePackageX to 11625 // delete the package data and cache directories that it created in 11626 // scanPackageLocked, unless those directories existed before we even tried to 11627 // install. 11628 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11629 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11630 res.removedInfo, true); 11631 } 11632 11633 } catch (PackageManagerException e) { 11634 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11635 } 11636 } 11637 11638 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11639 // Can't rotate keys during boot or if sharedUser. 11640 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11641 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11642 return false; 11643 } 11644 // app is using upgradeKeySets; make sure all are valid 11645 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11646 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11647 for (int i = 0; i < upgradeKeySets.length; i++) { 11648 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11649 Slog.wtf(TAG, "Package " 11650 + (oldPs.name != null ? oldPs.name : "<null>") 11651 + " contains upgrade-key-set reference to unknown key-set: " 11652 + upgradeKeySets[i] 11653 + " reverting to signatures check."); 11654 return false; 11655 } 11656 } 11657 return true; 11658 } 11659 11660 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11661 // Upgrade keysets are being used. Determine if new package has a superset of the 11662 // required keys. 11663 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11664 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11665 for (int i = 0; i < upgradeKeySets.length; i++) { 11666 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11667 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11668 return true; 11669 } 11670 } 11671 return false; 11672 } 11673 11674 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11675 UserHandle user, String installerPackageName, String volumeUuid, 11676 PackageInstalledInfo res) { 11677 final PackageParser.Package oldPackage; 11678 final String pkgName = pkg.packageName; 11679 final int[] allUsers; 11680 final boolean[] perUserInstalled; 11681 final boolean weFroze; 11682 11683 // First find the old package info and check signatures 11684 synchronized(mPackages) { 11685 oldPackage = mPackages.get(pkgName); 11686 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11687 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11688 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11689 if(!checkUpgradeKeySetLP(ps, pkg)) { 11690 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11691 "New package not signed by keys specified by upgrade-keysets: " 11692 + pkgName); 11693 return; 11694 } 11695 } else { 11696 // default to original signature matching 11697 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11698 != PackageManager.SIGNATURE_MATCH) { 11699 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11700 "New package has a different signature: " + pkgName); 11701 return; 11702 } 11703 } 11704 11705 // In case of rollback, remember per-user/profile install state 11706 allUsers = sUserManager.getUserIds(); 11707 perUserInstalled = new boolean[allUsers.length]; 11708 for (int i = 0; i < allUsers.length; i++) { 11709 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11710 } 11711 11712 // Mark the app as frozen to prevent launching during the upgrade 11713 // process, and then kill all running instances 11714 if (!ps.frozen) { 11715 ps.frozen = true; 11716 weFroze = true; 11717 } else { 11718 weFroze = false; 11719 } 11720 } 11721 11722 // Now that we're guarded by frozen state, kill app during upgrade 11723 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11724 11725 try { 11726 boolean sysPkg = (isSystemApp(oldPackage)); 11727 if (sysPkg) { 11728 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11729 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11730 } else { 11731 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11732 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11733 } 11734 } finally { 11735 // Regardless of success or failure of upgrade steps above, always 11736 // unfreeze the package if we froze it 11737 if (weFroze) { 11738 unfreezePackage(pkgName); 11739 } 11740 } 11741 } 11742 11743 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11744 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11745 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11746 String volumeUuid, PackageInstalledInfo res) { 11747 String pkgName = deletedPackage.packageName; 11748 boolean deletedPkg = true; 11749 boolean updatedSettings = false; 11750 11751 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11752 + deletedPackage); 11753 long origUpdateTime; 11754 if (pkg.mExtras != null) { 11755 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11756 } else { 11757 origUpdateTime = 0; 11758 } 11759 11760 // First delete the existing package while retaining the data directory 11761 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11762 res.removedInfo, true)) { 11763 // If the existing package wasn't successfully deleted 11764 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11765 deletedPkg = false; 11766 } else { 11767 // Successfully deleted the old package; proceed with replace. 11768 11769 // If deleted package lived in a container, give users a chance to 11770 // relinquish resources before killing. 11771 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11772 if (DEBUG_INSTALL) { 11773 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11774 } 11775 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11776 final ArrayList<String> pkgList = new ArrayList<String>(1); 11777 pkgList.add(deletedPackage.applicationInfo.packageName); 11778 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11779 } 11780 11781 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11782 try { 11783 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11784 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11785 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11786 perUserInstalled, res, user); 11787 updatedSettings = true; 11788 } catch (PackageManagerException e) { 11789 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11790 } 11791 } 11792 11793 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11794 // remove package from internal structures. Note that we want deletePackageX to 11795 // delete the package data and cache directories that it created in 11796 // scanPackageLocked, unless those directories existed before we even tried to 11797 // install. 11798 if(updatedSettings) { 11799 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11800 deletePackageLI( 11801 pkgName, null, true, allUsers, perUserInstalled, 11802 PackageManager.DELETE_KEEP_DATA, 11803 res.removedInfo, true); 11804 } 11805 // Since we failed to install the new package we need to restore the old 11806 // package that we deleted. 11807 if (deletedPkg) { 11808 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11809 File restoreFile = new File(deletedPackage.codePath); 11810 // Parse old package 11811 boolean oldExternal = isExternal(deletedPackage); 11812 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11813 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11814 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11815 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11816 try { 11817 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11818 } catch (PackageManagerException e) { 11819 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11820 + e.getMessage()); 11821 return; 11822 } 11823 // Restore of old package succeeded. Update permissions. 11824 // writer 11825 synchronized (mPackages) { 11826 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11827 UPDATE_PERMISSIONS_ALL); 11828 // can downgrade to reader 11829 mSettings.writeLPr(); 11830 } 11831 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11832 } 11833 } 11834 } 11835 11836 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11837 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11838 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11839 String volumeUuid, PackageInstalledInfo res) { 11840 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11841 + ", old=" + deletedPackage); 11842 boolean disabledSystem = false; 11843 boolean updatedSettings = false; 11844 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11845 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11846 != 0) { 11847 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11848 } 11849 String packageName = deletedPackage.packageName; 11850 if (packageName == null) { 11851 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11852 "Attempt to delete null packageName."); 11853 return; 11854 } 11855 PackageParser.Package oldPkg; 11856 PackageSetting oldPkgSetting; 11857 // reader 11858 synchronized (mPackages) { 11859 oldPkg = mPackages.get(packageName); 11860 oldPkgSetting = mSettings.mPackages.get(packageName); 11861 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11862 (oldPkgSetting == null)) { 11863 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11864 "Couldn't find package:" + packageName + " information"); 11865 return; 11866 } 11867 } 11868 11869 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11870 res.removedInfo.removedPackage = packageName; 11871 // Remove existing system package 11872 removePackageLI(oldPkgSetting, true); 11873 // writer 11874 synchronized (mPackages) { 11875 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11876 if (!disabledSystem && deletedPackage != null) { 11877 // We didn't need to disable the .apk as a current system package, 11878 // which means we are replacing another update that is already 11879 // installed. We need to make sure to delete the older one's .apk. 11880 res.removedInfo.args = createInstallArgsForExisting(0, 11881 deletedPackage.applicationInfo.getCodePath(), 11882 deletedPackage.applicationInfo.getResourcePath(), 11883 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11884 } else { 11885 res.removedInfo.args = null; 11886 } 11887 } 11888 11889 // Successfully disabled the old package. Now proceed with re-installation 11890 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11891 11892 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11893 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11894 11895 PackageParser.Package newPackage = null; 11896 try { 11897 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11898 if (newPackage.mExtras != null) { 11899 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11900 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11901 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11902 11903 // is the update attempting to change shared user? that isn't going to work... 11904 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11905 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11906 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11907 + " to " + newPkgSetting.sharedUser); 11908 updatedSettings = true; 11909 } 11910 } 11911 11912 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11913 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11914 perUserInstalled, res, user); 11915 updatedSettings = true; 11916 } 11917 11918 } catch (PackageManagerException e) { 11919 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11920 } 11921 11922 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11923 // Re installation failed. Restore old information 11924 // Remove new pkg information 11925 if (newPackage != null) { 11926 removeInstalledPackageLI(newPackage, true); 11927 } 11928 // Add back the old system package 11929 try { 11930 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11931 } catch (PackageManagerException e) { 11932 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11933 } 11934 // Restore the old system information in Settings 11935 synchronized (mPackages) { 11936 if (disabledSystem) { 11937 mSettings.enableSystemPackageLPw(packageName); 11938 } 11939 if (updatedSettings) { 11940 mSettings.setInstallerPackageName(packageName, 11941 oldPkgSetting.installerPackageName); 11942 } 11943 mSettings.writeLPr(); 11944 } 11945 } 11946 } 11947 11948 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11949 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11950 UserHandle user) { 11951 String pkgName = newPackage.packageName; 11952 synchronized (mPackages) { 11953 //write settings. the installStatus will be incomplete at this stage. 11954 //note that the new package setting would have already been 11955 //added to mPackages. It hasn't been persisted yet. 11956 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11957 mSettings.writeLPr(); 11958 } 11959 11960 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11961 11962 synchronized (mPackages) { 11963 updatePermissionsLPw(newPackage.packageName, newPackage, 11964 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11965 ? UPDATE_PERMISSIONS_ALL : 0)); 11966 // For system-bundled packages, we assume that installing an upgraded version 11967 // of the package implies that the user actually wants to run that new code, 11968 // so we enable the package. 11969 PackageSetting ps = mSettings.mPackages.get(pkgName); 11970 if (ps != null) { 11971 if (isSystemApp(newPackage)) { 11972 // NB: implicit assumption that system package upgrades apply to all users 11973 if (DEBUG_INSTALL) { 11974 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11975 } 11976 if (res.origUsers != null) { 11977 for (int userHandle : res.origUsers) { 11978 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11979 userHandle, installerPackageName); 11980 } 11981 } 11982 // Also convey the prior install/uninstall state 11983 if (allUsers != null && perUserInstalled != null) { 11984 for (int i = 0; i < allUsers.length; i++) { 11985 if (DEBUG_INSTALL) { 11986 Slog.d(TAG, " user " + allUsers[i] 11987 + " => " + perUserInstalled[i]); 11988 } 11989 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11990 } 11991 // these install state changes will be persisted in the 11992 // upcoming call to mSettings.writeLPr(). 11993 } 11994 } 11995 // It's implied that when a user requests installation, they want the app to be 11996 // installed and enabled. 11997 int userId = user.getIdentifier(); 11998 if (userId != UserHandle.USER_ALL) { 11999 ps.setInstalled(true, userId); 12000 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12001 } 12002 } 12003 res.name = pkgName; 12004 res.uid = newPackage.applicationInfo.uid; 12005 res.pkg = newPackage; 12006 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12007 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12008 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12009 //to update install status 12010 mSettings.writeLPr(); 12011 } 12012 } 12013 12014 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12015 final int installFlags = args.installFlags; 12016 final String installerPackageName = args.installerPackageName; 12017 final String volumeUuid = args.volumeUuid; 12018 final File tmpPackageFile = new File(args.getCodePath()); 12019 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12020 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12021 || (args.volumeUuid != null)); 12022 boolean replace = false; 12023 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12024 if (args.move != null) { 12025 // moving a complete application; perfom an initial scan on the new install location 12026 scanFlags |= SCAN_INITIAL; 12027 } 12028 // Result object to be returned 12029 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12030 12031 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12032 // Retrieve PackageSettings and parse package 12033 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12034 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12035 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12036 PackageParser pp = new PackageParser(); 12037 pp.setSeparateProcesses(mSeparateProcesses); 12038 pp.setDisplayMetrics(mMetrics); 12039 12040 final PackageParser.Package pkg; 12041 try { 12042 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12043 } catch (PackageParserException e) { 12044 res.setError("Failed parse during installPackageLI", e); 12045 return; 12046 } 12047 12048 // Mark that we have an install time CPU ABI override. 12049 pkg.cpuAbiOverride = args.abiOverride; 12050 12051 String pkgName = res.name = pkg.packageName; 12052 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12053 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12054 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12055 return; 12056 } 12057 } 12058 12059 try { 12060 pp.collectCertificates(pkg, parseFlags); 12061 pp.collectManifestDigest(pkg); 12062 } catch (PackageParserException e) { 12063 res.setError("Failed collect during installPackageLI", e); 12064 return; 12065 } 12066 12067 /* If the installer passed in a manifest digest, compare it now. */ 12068 if (args.manifestDigest != null) { 12069 if (DEBUG_INSTALL) { 12070 final String parsedManifest = pkg.manifestDigest == null ? "null" 12071 : pkg.manifestDigest.toString(); 12072 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12073 + parsedManifest); 12074 } 12075 12076 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12077 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12078 return; 12079 } 12080 } else if (DEBUG_INSTALL) { 12081 final String parsedManifest = pkg.manifestDigest == null 12082 ? "null" : pkg.manifestDigest.toString(); 12083 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12084 } 12085 12086 // Get rid of all references to package scan path via parser. 12087 pp = null; 12088 String oldCodePath = null; 12089 boolean systemApp = false; 12090 synchronized (mPackages) { 12091 // Check if installing already existing package 12092 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12093 String oldName = mSettings.mRenamedPackages.get(pkgName); 12094 if (pkg.mOriginalPackages != null 12095 && pkg.mOriginalPackages.contains(oldName) 12096 && mPackages.containsKey(oldName)) { 12097 // This package is derived from an original package, 12098 // and this device has been updating from that original 12099 // name. We must continue using the original name, so 12100 // rename the new package here. 12101 pkg.setPackageName(oldName); 12102 pkgName = pkg.packageName; 12103 replace = true; 12104 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12105 + oldName + " pkgName=" + pkgName); 12106 } else if (mPackages.containsKey(pkgName)) { 12107 // This package, under its official name, already exists 12108 // on the device; we should replace it. 12109 replace = true; 12110 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12111 } 12112 12113 // Prevent apps opting out from runtime permissions 12114 if (replace) { 12115 PackageParser.Package oldPackage = mPackages.get(pkgName); 12116 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12117 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12118 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12119 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12120 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12121 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12122 + " doesn't support runtime permissions but the old" 12123 + " target SDK " + oldTargetSdk + " does."); 12124 return; 12125 } 12126 } 12127 } 12128 12129 PackageSetting ps = mSettings.mPackages.get(pkgName); 12130 if (ps != null) { 12131 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12132 12133 // Quick sanity check that we're signed correctly if updating; 12134 // we'll check this again later when scanning, but we want to 12135 // bail early here before tripping over redefined permissions. 12136 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12137 if (!checkUpgradeKeySetLP(ps, pkg)) { 12138 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12139 + pkg.packageName + " upgrade keys do not match the " 12140 + "previously installed version"); 12141 return; 12142 } 12143 } else { 12144 try { 12145 verifySignaturesLP(ps, pkg); 12146 } catch (PackageManagerException e) { 12147 res.setError(e.error, e.getMessage()); 12148 return; 12149 } 12150 } 12151 12152 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12153 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12154 systemApp = (ps.pkg.applicationInfo.flags & 12155 ApplicationInfo.FLAG_SYSTEM) != 0; 12156 } 12157 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12158 } 12159 12160 // Check whether the newly-scanned package wants to define an already-defined perm 12161 int N = pkg.permissions.size(); 12162 for (int i = N-1; i >= 0; i--) { 12163 PackageParser.Permission perm = pkg.permissions.get(i); 12164 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12165 if (bp != null) { 12166 // If the defining package is signed with our cert, it's okay. This 12167 // also includes the "updating the same package" case, of course. 12168 // "updating same package" could also involve key-rotation. 12169 final boolean sigsOk; 12170 if (bp.sourcePackage.equals(pkg.packageName) 12171 && (bp.packageSetting instanceof PackageSetting) 12172 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12173 scanFlags))) { 12174 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12175 } else { 12176 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12177 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12178 } 12179 if (!sigsOk) { 12180 // If the owning package is the system itself, we log but allow 12181 // install to proceed; we fail the install on all other permission 12182 // redefinitions. 12183 if (!bp.sourcePackage.equals("android")) { 12184 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12185 + pkg.packageName + " attempting to redeclare permission " 12186 + perm.info.name + " already owned by " + bp.sourcePackage); 12187 res.origPermission = perm.info.name; 12188 res.origPackage = bp.sourcePackage; 12189 return; 12190 } else { 12191 Slog.w(TAG, "Package " + pkg.packageName 12192 + " attempting to redeclare system permission " 12193 + perm.info.name + "; ignoring new declaration"); 12194 pkg.permissions.remove(i); 12195 } 12196 } 12197 } 12198 } 12199 12200 } 12201 12202 if (systemApp && onExternal) { 12203 // Disable updates to system apps on sdcard 12204 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12205 "Cannot install updates to system apps on sdcard"); 12206 return; 12207 } 12208 12209 if (args.move != null) { 12210 // We did an in-place move, so dex is ready to roll 12211 scanFlags |= SCAN_NO_DEX; 12212 scanFlags |= SCAN_MOVE; 12213 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12214 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12215 scanFlags |= SCAN_NO_DEX; 12216 12217 try { 12218 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12219 true /* extract libs */); 12220 } catch (PackageManagerException pme) { 12221 Slog.e(TAG, "Error deriving application ABI", pme); 12222 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12223 return; 12224 } 12225 12226 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12227 int result = mPackageDexOptimizer 12228 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12229 false /* defer */, false /* inclDependencies */); 12230 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12231 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12232 return; 12233 } 12234 } 12235 12236 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12237 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12238 return; 12239 } 12240 12241 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12242 12243 if (replace) { 12244 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12245 installerPackageName, volumeUuid, res); 12246 } else { 12247 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12248 args.user, installerPackageName, volumeUuid, res); 12249 } 12250 synchronized (mPackages) { 12251 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12252 if (ps != null) { 12253 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12254 } 12255 } 12256 } 12257 12258 private void startIntentFilterVerifications(int userId, boolean replacing, 12259 PackageParser.Package pkg) { 12260 if (mIntentFilterVerifierComponent == null) { 12261 Slog.w(TAG, "No IntentFilter verification will not be done as " 12262 + "there is no IntentFilterVerifier available!"); 12263 return; 12264 } 12265 12266 final int verifierUid = getPackageUid( 12267 mIntentFilterVerifierComponent.getPackageName(), 12268 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12269 12270 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12271 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12272 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12273 mHandler.sendMessage(msg); 12274 } 12275 12276 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12277 PackageParser.Package pkg) { 12278 int size = pkg.activities.size(); 12279 if (size == 0) { 12280 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12281 "No activity, so no need to verify any IntentFilter!"); 12282 return; 12283 } 12284 12285 final boolean hasDomainURLs = hasDomainURLs(pkg); 12286 if (!hasDomainURLs) { 12287 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12288 "No domain URLs, so no need to verify any IntentFilter!"); 12289 return; 12290 } 12291 12292 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12293 + " if any IntentFilter from the " + size 12294 + " Activities needs verification ..."); 12295 12296 int count = 0; 12297 final String packageName = pkg.packageName; 12298 12299 synchronized (mPackages) { 12300 // If this is a new install and we see that we've already run verification for this 12301 // package, we have nothing to do: it means the state was restored from backup. 12302 if (!replacing) { 12303 IntentFilterVerificationInfo ivi = 12304 mSettings.getIntentFilterVerificationLPr(packageName); 12305 if (ivi != null) { 12306 if (DEBUG_DOMAIN_VERIFICATION) { 12307 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12308 + ivi.getStatusString()); 12309 } 12310 return; 12311 } 12312 } 12313 12314 // If any filters need to be verified, then all need to be. 12315 boolean needToVerify = false; 12316 for (PackageParser.Activity a : pkg.activities) { 12317 for (ActivityIntentInfo filter : a.intents) { 12318 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12319 if (DEBUG_DOMAIN_VERIFICATION) { 12320 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12321 } 12322 needToVerify = true; 12323 break; 12324 } 12325 } 12326 } 12327 12328 if (needToVerify) { 12329 final int verificationId = mIntentFilterVerificationToken++; 12330 for (PackageParser.Activity a : pkg.activities) { 12331 for (ActivityIntentInfo filter : a.intents) { 12332 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12333 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12334 "Verification needed for IntentFilter:" + filter.toString()); 12335 mIntentFilterVerifier.addOneIntentFilterVerification( 12336 verifierUid, userId, verificationId, filter, packageName); 12337 count++; 12338 } 12339 } 12340 } 12341 } 12342 } 12343 12344 if (count > 0) { 12345 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12346 + " IntentFilter verification" + (count > 1 ? "s" : "") 12347 + " for userId:" + userId); 12348 mIntentFilterVerifier.startVerifications(userId); 12349 } else { 12350 if (DEBUG_DOMAIN_VERIFICATION) { 12351 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12352 } 12353 } 12354 } 12355 12356 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12357 final ComponentName cn = filter.activity.getComponentName(); 12358 final String packageName = cn.getPackageName(); 12359 12360 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12361 packageName); 12362 if (ivi == null) { 12363 return true; 12364 } 12365 int status = ivi.getStatus(); 12366 switch (status) { 12367 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12368 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12369 return true; 12370 12371 default: 12372 // Nothing to do 12373 return false; 12374 } 12375 } 12376 12377 private static boolean isMultiArch(PackageSetting ps) { 12378 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12379 } 12380 12381 private static boolean isMultiArch(ApplicationInfo info) { 12382 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12383 } 12384 12385 private static boolean isExternal(PackageParser.Package pkg) { 12386 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12387 } 12388 12389 private static boolean isExternal(PackageSetting ps) { 12390 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12391 } 12392 12393 private static boolean isExternal(ApplicationInfo info) { 12394 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12395 } 12396 12397 private static boolean isSystemApp(PackageParser.Package pkg) { 12398 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12399 } 12400 12401 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12402 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12403 } 12404 12405 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12406 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12407 } 12408 12409 private static boolean isSystemApp(PackageSetting ps) { 12410 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12411 } 12412 12413 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12414 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12415 } 12416 12417 private int packageFlagsToInstallFlags(PackageSetting ps) { 12418 int installFlags = 0; 12419 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12420 // This existing package was an external ASEC install when we have 12421 // the external flag without a UUID 12422 installFlags |= PackageManager.INSTALL_EXTERNAL; 12423 } 12424 if (ps.isForwardLocked()) { 12425 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12426 } 12427 return installFlags; 12428 } 12429 12430 private void deleteTempPackageFiles() { 12431 final FilenameFilter filter = new FilenameFilter() { 12432 public boolean accept(File dir, String name) { 12433 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12434 } 12435 }; 12436 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12437 file.delete(); 12438 } 12439 } 12440 12441 @Override 12442 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12443 int flags) { 12444 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12445 flags); 12446 } 12447 12448 @Override 12449 public void deletePackage(final String packageName, 12450 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12451 mContext.enforceCallingOrSelfPermission( 12452 android.Manifest.permission.DELETE_PACKAGES, null); 12453 Preconditions.checkNotNull(packageName); 12454 Preconditions.checkNotNull(observer); 12455 final int uid = Binder.getCallingUid(); 12456 if (UserHandle.getUserId(uid) != userId) { 12457 mContext.enforceCallingPermission( 12458 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12459 "deletePackage for user " + userId); 12460 } 12461 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12462 try { 12463 observer.onPackageDeleted(packageName, 12464 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12465 } catch (RemoteException re) { 12466 } 12467 return; 12468 } 12469 12470 boolean uninstallBlocked = false; 12471 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12472 int[] users = sUserManager.getUserIds(); 12473 for (int i = 0; i < users.length; ++i) { 12474 if (getBlockUninstallForUser(packageName, users[i])) { 12475 uninstallBlocked = true; 12476 break; 12477 } 12478 } 12479 } else { 12480 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12481 } 12482 if (uninstallBlocked) { 12483 try { 12484 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12485 null); 12486 } catch (RemoteException re) { 12487 } 12488 return; 12489 } 12490 12491 if (DEBUG_REMOVE) { 12492 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12493 } 12494 // Queue up an async operation since the package deletion may take a little while. 12495 mHandler.post(new Runnable() { 12496 public void run() { 12497 mHandler.removeCallbacks(this); 12498 final int returnCode = deletePackageX(packageName, userId, flags); 12499 if (observer != null) { 12500 try { 12501 observer.onPackageDeleted(packageName, returnCode, null); 12502 } catch (RemoteException e) { 12503 Log.i(TAG, "Observer no longer exists."); 12504 } //end catch 12505 } //end if 12506 } //end run 12507 }); 12508 } 12509 12510 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12511 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12512 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12513 try { 12514 if (dpm != null) { 12515 if (dpm.isDeviceOwner(packageName)) { 12516 return true; 12517 } 12518 int[] users; 12519 if (userId == UserHandle.USER_ALL) { 12520 users = sUserManager.getUserIds(); 12521 } else { 12522 users = new int[]{userId}; 12523 } 12524 for (int i = 0; i < users.length; ++i) { 12525 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12526 return true; 12527 } 12528 } 12529 } 12530 } catch (RemoteException e) { 12531 } 12532 return false; 12533 } 12534 12535 /** 12536 * This method is an internal method that could be get invoked either 12537 * to delete an installed package or to clean up a failed installation. 12538 * After deleting an installed package, a broadcast is sent to notify any 12539 * listeners that the package has been installed. For cleaning up a failed 12540 * installation, the broadcast is not necessary since the package's 12541 * installation wouldn't have sent the initial broadcast either 12542 * The key steps in deleting a package are 12543 * deleting the package information in internal structures like mPackages, 12544 * deleting the packages base directories through installd 12545 * updating mSettings to reflect current status 12546 * persisting settings for later use 12547 * sending a broadcast if necessary 12548 */ 12549 private int deletePackageX(String packageName, int userId, int flags) { 12550 final PackageRemovedInfo info = new PackageRemovedInfo(); 12551 final boolean res; 12552 12553 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12554 ? UserHandle.ALL : new UserHandle(userId); 12555 12556 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12557 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12558 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12559 } 12560 12561 boolean removedForAllUsers = false; 12562 boolean systemUpdate = false; 12563 12564 // for the uninstall-updates case and restricted profiles, remember the per- 12565 // userhandle installed state 12566 int[] allUsers; 12567 boolean[] perUserInstalled; 12568 synchronized (mPackages) { 12569 PackageSetting ps = mSettings.mPackages.get(packageName); 12570 allUsers = sUserManager.getUserIds(); 12571 perUserInstalled = new boolean[allUsers.length]; 12572 for (int i = 0; i < allUsers.length; i++) { 12573 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12574 } 12575 } 12576 12577 synchronized (mInstallLock) { 12578 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12579 res = deletePackageLI(packageName, removeForUser, 12580 true, allUsers, perUserInstalled, 12581 flags | REMOVE_CHATTY, info, true); 12582 systemUpdate = info.isRemovedPackageSystemUpdate; 12583 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12584 removedForAllUsers = true; 12585 } 12586 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12587 + " removedForAllUsers=" + removedForAllUsers); 12588 } 12589 12590 if (res) { 12591 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12592 12593 // If the removed package was a system update, the old system package 12594 // was re-enabled; we need to broadcast this information 12595 if (systemUpdate) { 12596 Bundle extras = new Bundle(1); 12597 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12598 ? info.removedAppId : info.uid); 12599 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12600 12601 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12602 extras, null, null, null); 12603 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12604 extras, null, null, null); 12605 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12606 null, packageName, null, null); 12607 } 12608 } 12609 // Force a gc here. 12610 Runtime.getRuntime().gc(); 12611 // Delete the resources here after sending the broadcast to let 12612 // other processes clean up before deleting resources. 12613 if (info.args != null) { 12614 synchronized (mInstallLock) { 12615 info.args.doPostDeleteLI(true); 12616 } 12617 } 12618 12619 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12620 } 12621 12622 class PackageRemovedInfo { 12623 String removedPackage; 12624 int uid = -1; 12625 int removedAppId = -1; 12626 int[] removedUsers = null; 12627 boolean isRemovedPackageSystemUpdate = false; 12628 // Clean up resources deleted packages. 12629 InstallArgs args = null; 12630 12631 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12632 Bundle extras = new Bundle(1); 12633 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12634 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12635 if (replacing) { 12636 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12637 } 12638 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12639 if (removedPackage != null) { 12640 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12641 extras, null, null, removedUsers); 12642 if (fullRemove && !replacing) { 12643 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12644 extras, null, null, removedUsers); 12645 } 12646 } 12647 if (removedAppId >= 0) { 12648 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12649 removedUsers); 12650 } 12651 } 12652 } 12653 12654 /* 12655 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12656 * flag is not set, the data directory is removed as well. 12657 * make sure this flag is set for partially installed apps. If not its meaningless to 12658 * delete a partially installed application. 12659 */ 12660 private void removePackageDataLI(PackageSetting ps, 12661 int[] allUserHandles, boolean[] perUserInstalled, 12662 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12663 String packageName = ps.name; 12664 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12665 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12666 // Retrieve object to delete permissions for shared user later on 12667 final PackageSetting deletedPs; 12668 // reader 12669 synchronized (mPackages) { 12670 deletedPs = mSettings.mPackages.get(packageName); 12671 if (outInfo != null) { 12672 outInfo.removedPackage = packageName; 12673 outInfo.removedUsers = deletedPs != null 12674 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12675 : null; 12676 } 12677 } 12678 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12679 removeDataDirsLI(ps.volumeUuid, packageName); 12680 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12681 } 12682 // writer 12683 synchronized (mPackages) { 12684 if (deletedPs != null) { 12685 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12686 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12687 clearDefaultBrowserIfNeeded(packageName); 12688 if (outInfo != null) { 12689 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12690 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12691 } 12692 updatePermissionsLPw(deletedPs.name, null, 0); 12693 if (deletedPs.sharedUser != null) { 12694 // Remove permissions associated with package. Since runtime 12695 // permissions are per user we have to kill the removed package 12696 // or packages running under the shared user of the removed 12697 // package if revoking the permissions requested only by the removed 12698 // package is successful and this causes a change in gids. 12699 for (int userId : UserManagerService.getInstance().getUserIds()) { 12700 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12701 userId); 12702 if (userIdToKill == UserHandle.USER_ALL 12703 || userIdToKill >= UserHandle.USER_OWNER) { 12704 // If gids changed for this user, kill all affected packages. 12705 mHandler.post(new Runnable() { 12706 @Override 12707 public void run() { 12708 // This has to happen with no lock held. 12709 killSettingPackagesForUser(deletedPs, userIdToKill, 12710 KILL_APP_REASON_GIDS_CHANGED); 12711 } 12712 }); 12713 break; 12714 } 12715 } 12716 } 12717 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12718 } 12719 // make sure to preserve per-user disabled state if this removal was just 12720 // a downgrade of a system app to the factory package 12721 if (allUserHandles != null && perUserInstalled != null) { 12722 if (DEBUG_REMOVE) { 12723 Slog.d(TAG, "Propagating install state across downgrade"); 12724 } 12725 for (int i = 0; i < allUserHandles.length; i++) { 12726 if (DEBUG_REMOVE) { 12727 Slog.d(TAG, " user " + allUserHandles[i] 12728 + " => " + perUserInstalled[i]); 12729 } 12730 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12731 } 12732 } 12733 } 12734 // can downgrade to reader 12735 if (writeSettings) { 12736 // Save settings now 12737 mSettings.writeLPr(); 12738 } 12739 } 12740 if (outInfo != null) { 12741 // A user ID was deleted here. Go through all users and remove it 12742 // from KeyStore. 12743 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12744 } 12745 } 12746 12747 static boolean locationIsPrivileged(File path) { 12748 try { 12749 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12750 .getCanonicalPath(); 12751 return path.getCanonicalPath().startsWith(privilegedAppDir); 12752 } catch (IOException e) { 12753 Slog.e(TAG, "Unable to access code path " + path); 12754 } 12755 return false; 12756 } 12757 12758 /* 12759 * Tries to delete system package. 12760 */ 12761 private boolean deleteSystemPackageLI(PackageSetting newPs, 12762 int[] allUserHandles, boolean[] perUserInstalled, 12763 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12764 final boolean applyUserRestrictions 12765 = (allUserHandles != null) && (perUserInstalled != null); 12766 PackageSetting disabledPs = null; 12767 // Confirm if the system package has been updated 12768 // An updated system app can be deleted. This will also have to restore 12769 // the system pkg from system partition 12770 // reader 12771 synchronized (mPackages) { 12772 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12773 } 12774 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12775 + " disabledPs=" + disabledPs); 12776 if (disabledPs == null) { 12777 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12778 return false; 12779 } else if (DEBUG_REMOVE) { 12780 Slog.d(TAG, "Deleting system pkg from data partition"); 12781 } 12782 if (DEBUG_REMOVE) { 12783 if (applyUserRestrictions) { 12784 Slog.d(TAG, "Remembering install states:"); 12785 for (int i = 0; i < allUserHandles.length; i++) { 12786 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12787 } 12788 } 12789 } 12790 // Delete the updated package 12791 outInfo.isRemovedPackageSystemUpdate = true; 12792 if (disabledPs.versionCode < newPs.versionCode) { 12793 // Delete data for downgrades 12794 flags &= ~PackageManager.DELETE_KEEP_DATA; 12795 } else { 12796 // Preserve data by setting flag 12797 flags |= PackageManager.DELETE_KEEP_DATA; 12798 } 12799 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12800 allUserHandles, perUserInstalled, outInfo, writeSettings); 12801 if (!ret) { 12802 return false; 12803 } 12804 // writer 12805 synchronized (mPackages) { 12806 // Reinstate the old system package 12807 mSettings.enableSystemPackageLPw(newPs.name); 12808 // Remove any native libraries from the upgraded package. 12809 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12810 } 12811 // Install the system package 12812 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12813 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12814 if (locationIsPrivileged(disabledPs.codePath)) { 12815 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12816 } 12817 12818 final PackageParser.Package newPkg; 12819 try { 12820 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12821 } catch (PackageManagerException e) { 12822 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12823 return false; 12824 } 12825 12826 // writer 12827 synchronized (mPackages) { 12828 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12829 12830 // Propagate the permissions state as we do want to drop on the floor 12831 // runtime permissions. The update permissions method below will take 12832 // care of removing obsolete permissions and grant install permissions. 12833 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12834 updatePermissionsLPw(newPkg.packageName, newPkg, 12835 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12836 12837 if (applyUserRestrictions) { 12838 if (DEBUG_REMOVE) { 12839 Slog.d(TAG, "Propagating install state across reinstall"); 12840 } 12841 for (int i = 0; i < allUserHandles.length; i++) { 12842 if (DEBUG_REMOVE) { 12843 Slog.d(TAG, " user " + allUserHandles[i] 12844 + " => " + perUserInstalled[i]); 12845 } 12846 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12847 } 12848 // Regardless of writeSettings we need to ensure that this restriction 12849 // state propagation is persisted 12850 mSettings.writeAllUsersPackageRestrictionsLPr(); 12851 } 12852 // can downgrade to reader here 12853 if (writeSettings) { 12854 mSettings.writeLPr(); 12855 } 12856 } 12857 return true; 12858 } 12859 12860 private boolean deleteInstalledPackageLI(PackageSetting ps, 12861 boolean deleteCodeAndResources, int flags, 12862 int[] allUserHandles, boolean[] perUserInstalled, 12863 PackageRemovedInfo outInfo, boolean writeSettings) { 12864 if (outInfo != null) { 12865 outInfo.uid = ps.appId; 12866 } 12867 12868 // Delete package data from internal structures and also remove data if flag is set 12869 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12870 12871 // Delete application code and resources 12872 if (deleteCodeAndResources && (outInfo != null)) { 12873 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12874 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12875 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12876 } 12877 return true; 12878 } 12879 12880 @Override 12881 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12882 int userId) { 12883 mContext.enforceCallingOrSelfPermission( 12884 android.Manifest.permission.DELETE_PACKAGES, null); 12885 synchronized (mPackages) { 12886 PackageSetting ps = mSettings.mPackages.get(packageName); 12887 if (ps == null) { 12888 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12889 return false; 12890 } 12891 if (!ps.getInstalled(userId)) { 12892 // Can't block uninstall for an app that is not installed or enabled. 12893 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12894 return false; 12895 } 12896 ps.setBlockUninstall(blockUninstall, userId); 12897 mSettings.writePackageRestrictionsLPr(userId); 12898 } 12899 return true; 12900 } 12901 12902 @Override 12903 public boolean getBlockUninstallForUser(String packageName, int userId) { 12904 synchronized (mPackages) { 12905 PackageSetting ps = mSettings.mPackages.get(packageName); 12906 if (ps == null) { 12907 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12908 return false; 12909 } 12910 return ps.getBlockUninstall(userId); 12911 } 12912 } 12913 12914 /* 12915 * This method handles package deletion in general 12916 */ 12917 private boolean deletePackageLI(String packageName, UserHandle user, 12918 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12919 int flags, PackageRemovedInfo outInfo, 12920 boolean writeSettings) { 12921 if (packageName == null) { 12922 Slog.w(TAG, "Attempt to delete null packageName."); 12923 return false; 12924 } 12925 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12926 PackageSetting ps; 12927 boolean dataOnly = false; 12928 int removeUser = -1; 12929 int appId = -1; 12930 synchronized (mPackages) { 12931 ps = mSettings.mPackages.get(packageName); 12932 if (ps == null) { 12933 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12934 return false; 12935 } 12936 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12937 && user.getIdentifier() != UserHandle.USER_ALL) { 12938 // The caller is asking that the package only be deleted for a single 12939 // user. To do this, we just mark its uninstalled state and delete 12940 // its data. If this is a system app, we only allow this to happen if 12941 // they have set the special DELETE_SYSTEM_APP which requests different 12942 // semantics than normal for uninstalling system apps. 12943 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12944 ps.setUserState(user.getIdentifier(), 12945 COMPONENT_ENABLED_STATE_DEFAULT, 12946 false, //installed 12947 true, //stopped 12948 true, //notLaunched 12949 false, //hidden 12950 null, null, null, 12951 false, // blockUninstall 12952 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12953 if (!isSystemApp(ps)) { 12954 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12955 // Other user still have this package installed, so all 12956 // we need to do is clear this user's data and save that 12957 // it is uninstalled. 12958 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12959 removeUser = user.getIdentifier(); 12960 appId = ps.appId; 12961 scheduleWritePackageRestrictionsLocked(removeUser); 12962 } else { 12963 // We need to set it back to 'installed' so the uninstall 12964 // broadcasts will be sent correctly. 12965 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12966 ps.setInstalled(true, user.getIdentifier()); 12967 } 12968 } else { 12969 // This is a system app, so we assume that the 12970 // other users still have this package installed, so all 12971 // we need to do is clear this user's data and save that 12972 // it is uninstalled. 12973 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12974 removeUser = user.getIdentifier(); 12975 appId = ps.appId; 12976 scheduleWritePackageRestrictionsLocked(removeUser); 12977 } 12978 } 12979 } 12980 12981 if (removeUser >= 0) { 12982 // From above, we determined that we are deleting this only 12983 // for a single user. Continue the work here. 12984 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12985 if (outInfo != null) { 12986 outInfo.removedPackage = packageName; 12987 outInfo.removedAppId = appId; 12988 outInfo.removedUsers = new int[] {removeUser}; 12989 } 12990 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12991 removeKeystoreDataIfNeeded(removeUser, appId); 12992 schedulePackageCleaning(packageName, removeUser, false); 12993 synchronized (mPackages) { 12994 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12995 scheduleWritePackageRestrictionsLocked(removeUser); 12996 } 12997 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 12998 } 12999 return true; 13000 } 13001 13002 if (dataOnly) { 13003 // Delete application data first 13004 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13005 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13006 return true; 13007 } 13008 13009 boolean ret = false; 13010 if (isSystemApp(ps)) { 13011 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13012 // When an updated system application is deleted we delete the existing resources as well and 13013 // fall back to existing code in system partition 13014 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13015 flags, outInfo, writeSettings); 13016 } else { 13017 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13018 // Kill application pre-emptively especially for apps on sd. 13019 killApplication(packageName, ps.appId, "uninstall pkg"); 13020 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13021 allUserHandles, perUserInstalled, 13022 outInfo, writeSettings); 13023 } 13024 13025 return ret; 13026 } 13027 13028 private final class ClearStorageConnection implements ServiceConnection { 13029 IMediaContainerService mContainerService; 13030 13031 @Override 13032 public void onServiceConnected(ComponentName name, IBinder service) { 13033 synchronized (this) { 13034 mContainerService = IMediaContainerService.Stub.asInterface(service); 13035 notifyAll(); 13036 } 13037 } 13038 13039 @Override 13040 public void onServiceDisconnected(ComponentName name) { 13041 } 13042 } 13043 13044 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13045 final boolean mounted; 13046 if (Environment.isExternalStorageEmulated()) { 13047 mounted = true; 13048 } else { 13049 final String status = Environment.getExternalStorageState(); 13050 13051 mounted = status.equals(Environment.MEDIA_MOUNTED) 13052 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13053 } 13054 13055 if (!mounted) { 13056 return; 13057 } 13058 13059 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13060 int[] users; 13061 if (userId == UserHandle.USER_ALL) { 13062 users = sUserManager.getUserIds(); 13063 } else { 13064 users = new int[] { userId }; 13065 } 13066 final ClearStorageConnection conn = new ClearStorageConnection(); 13067 if (mContext.bindServiceAsUser( 13068 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13069 try { 13070 for (int curUser : users) { 13071 long timeout = SystemClock.uptimeMillis() + 5000; 13072 synchronized (conn) { 13073 long now = SystemClock.uptimeMillis(); 13074 while (conn.mContainerService == null && now < timeout) { 13075 try { 13076 conn.wait(timeout - now); 13077 } catch (InterruptedException e) { 13078 } 13079 } 13080 } 13081 if (conn.mContainerService == null) { 13082 return; 13083 } 13084 13085 final UserEnvironment userEnv = new UserEnvironment(curUser); 13086 clearDirectory(conn.mContainerService, 13087 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13088 if (allData) { 13089 clearDirectory(conn.mContainerService, 13090 userEnv.buildExternalStorageAppDataDirs(packageName)); 13091 clearDirectory(conn.mContainerService, 13092 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13093 } 13094 } 13095 } finally { 13096 mContext.unbindService(conn); 13097 } 13098 } 13099 } 13100 13101 @Override 13102 public void clearApplicationUserData(final String packageName, 13103 final IPackageDataObserver observer, final int userId) { 13104 mContext.enforceCallingOrSelfPermission( 13105 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13106 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13107 // Queue up an async operation since the package deletion may take a little while. 13108 mHandler.post(new Runnable() { 13109 public void run() { 13110 mHandler.removeCallbacks(this); 13111 final boolean succeeded; 13112 synchronized (mInstallLock) { 13113 succeeded = clearApplicationUserDataLI(packageName, userId); 13114 } 13115 clearExternalStorageDataSync(packageName, userId, true); 13116 if (succeeded) { 13117 // invoke DeviceStorageMonitor's update method to clear any notifications 13118 DeviceStorageMonitorInternal 13119 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13120 if (dsm != null) { 13121 dsm.checkMemory(); 13122 } 13123 } 13124 if(observer != null) { 13125 try { 13126 observer.onRemoveCompleted(packageName, succeeded); 13127 } catch (RemoteException e) { 13128 Log.i(TAG, "Observer no longer exists."); 13129 } 13130 } //end if observer 13131 } //end run 13132 }); 13133 } 13134 13135 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13136 if (packageName == null) { 13137 Slog.w(TAG, "Attempt to delete null packageName."); 13138 return false; 13139 } 13140 13141 // Try finding details about the requested package 13142 PackageParser.Package pkg; 13143 synchronized (mPackages) { 13144 pkg = mPackages.get(packageName); 13145 if (pkg == null) { 13146 final PackageSetting ps = mSettings.mPackages.get(packageName); 13147 if (ps != null) { 13148 pkg = ps.pkg; 13149 } 13150 } 13151 13152 if (pkg == null) { 13153 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13154 return false; 13155 } 13156 13157 PackageSetting ps = (PackageSetting) pkg.mExtras; 13158 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13159 } 13160 13161 // Always delete data directories for package, even if we found no other 13162 // record of app. This helps users recover from UID mismatches without 13163 // resorting to a full data wipe. 13164 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13165 if (retCode < 0) { 13166 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13167 return false; 13168 } 13169 13170 final int appId = pkg.applicationInfo.uid; 13171 removeKeystoreDataIfNeeded(userId, appId); 13172 13173 // Create a native library symlink only if we have native libraries 13174 // and if the native libraries are 32 bit libraries. We do not provide 13175 // this symlink for 64 bit libraries. 13176 if (pkg.applicationInfo.primaryCpuAbi != null && 13177 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13178 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13179 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13180 nativeLibPath, userId) < 0) { 13181 Slog.w(TAG, "Failed linking native library dir"); 13182 return false; 13183 } 13184 } 13185 13186 return true; 13187 } 13188 13189 /** 13190 * Reverts user permission state changes (permissions and flags). 13191 * 13192 * @param ps The package for which to reset. 13193 * @param userId The device user for which to do a reset. 13194 */ 13195 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13196 final PackageSetting ps, final int userId) { 13197 if (ps.pkg == null) { 13198 return; 13199 } 13200 13201 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13202 | FLAG_PERMISSION_USER_FIXED 13203 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13204 13205 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13206 | FLAG_PERMISSION_POLICY_FIXED; 13207 13208 boolean writeInstallPermissions = false; 13209 boolean writeRuntimePermissions = false; 13210 13211 final int permissionCount = ps.pkg.requestedPermissions.size(); 13212 for (int i = 0; i < permissionCount; i++) { 13213 String permission = ps.pkg.requestedPermissions.get(i); 13214 13215 BasePermission bp = mSettings.mPermissions.get(permission); 13216 if (bp == null) { 13217 continue; 13218 } 13219 13220 // If shared user we just reset the state to which only this app contributed. 13221 if (ps.sharedUser != null) { 13222 boolean used = false; 13223 final int packageCount = ps.sharedUser.packages.size(); 13224 for (int j = 0; j < packageCount; j++) { 13225 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13226 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13227 && pkg.pkg.requestedPermissions.contains(permission)) { 13228 used = true; 13229 break; 13230 } 13231 } 13232 if (used) { 13233 continue; 13234 } 13235 } 13236 13237 PermissionsState permissionsState = ps.getPermissionsState(); 13238 13239 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13240 13241 // Always clear the user settable flags. 13242 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13243 bp.name) != null; 13244 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13245 if (hasInstallState) { 13246 writeInstallPermissions = true; 13247 } else { 13248 writeRuntimePermissions = true; 13249 } 13250 } 13251 13252 // Below is only runtime permission handling. 13253 if (!bp.isRuntime()) { 13254 continue; 13255 } 13256 13257 // Never clobber system or policy. 13258 if ((oldFlags & policyOrSystemFlags) != 0) { 13259 continue; 13260 } 13261 13262 // If this permission was granted by default, make sure it is. 13263 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13264 if (permissionsState.grantRuntimePermission(bp, userId) 13265 != PERMISSION_OPERATION_FAILURE) { 13266 writeRuntimePermissions = true; 13267 } 13268 } else { 13269 // Otherwise, reset the permission. 13270 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13271 switch (revokeResult) { 13272 case PERMISSION_OPERATION_SUCCESS: { 13273 writeRuntimePermissions = true; 13274 } break; 13275 13276 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13277 writeRuntimePermissions = true; 13278 // If gids changed for this user, kill all affected packages. 13279 mHandler.post(new Runnable() { 13280 @Override 13281 public void run() { 13282 // This has to happen with no lock held. 13283 killSettingPackagesForUser(ps, userId, 13284 KILL_APP_REASON_GIDS_CHANGED); 13285 } 13286 }); 13287 } break; 13288 } 13289 } 13290 } 13291 13292 // Synchronously write as we are taking permissions away. 13293 if (writeRuntimePermissions) { 13294 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13295 } 13296 13297 // Synchronously write as we are taking permissions away. 13298 if (writeInstallPermissions) { 13299 mSettings.writeLPr(); 13300 } 13301 } 13302 13303 /** 13304 * Remove entries from the keystore daemon. Will only remove it if the 13305 * {@code appId} is valid. 13306 */ 13307 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13308 if (appId < 0) { 13309 return; 13310 } 13311 13312 final KeyStore keyStore = KeyStore.getInstance(); 13313 if (keyStore != null) { 13314 if (userId == UserHandle.USER_ALL) { 13315 for (final int individual : sUserManager.getUserIds()) { 13316 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13317 } 13318 } else { 13319 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13320 } 13321 } else { 13322 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13323 } 13324 } 13325 13326 @Override 13327 public void deleteApplicationCacheFiles(final String packageName, 13328 final IPackageDataObserver observer) { 13329 mContext.enforceCallingOrSelfPermission( 13330 android.Manifest.permission.DELETE_CACHE_FILES, null); 13331 // Queue up an async operation since the package deletion may take a little while. 13332 final int userId = UserHandle.getCallingUserId(); 13333 mHandler.post(new Runnable() { 13334 public void run() { 13335 mHandler.removeCallbacks(this); 13336 final boolean succeded; 13337 synchronized (mInstallLock) { 13338 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13339 } 13340 clearExternalStorageDataSync(packageName, userId, false); 13341 if (observer != null) { 13342 try { 13343 observer.onRemoveCompleted(packageName, succeded); 13344 } catch (RemoteException e) { 13345 Log.i(TAG, "Observer no longer exists."); 13346 } 13347 } //end if observer 13348 } //end run 13349 }); 13350 } 13351 13352 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13353 if (packageName == null) { 13354 Slog.w(TAG, "Attempt to delete null packageName."); 13355 return false; 13356 } 13357 PackageParser.Package p; 13358 synchronized (mPackages) { 13359 p = mPackages.get(packageName); 13360 } 13361 if (p == null) { 13362 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13363 return false; 13364 } 13365 final ApplicationInfo applicationInfo = p.applicationInfo; 13366 if (applicationInfo == null) { 13367 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13368 return false; 13369 } 13370 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13371 if (retCode < 0) { 13372 Slog.w(TAG, "Couldn't remove cache files for package: " 13373 + packageName + " u" + userId); 13374 return false; 13375 } 13376 return true; 13377 } 13378 13379 @Override 13380 public void getPackageSizeInfo(final String packageName, int userHandle, 13381 final IPackageStatsObserver observer) { 13382 mContext.enforceCallingOrSelfPermission( 13383 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13384 if (packageName == null) { 13385 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13386 } 13387 13388 PackageStats stats = new PackageStats(packageName, userHandle); 13389 13390 /* 13391 * Queue up an async operation since the package measurement may take a 13392 * little while. 13393 */ 13394 Message msg = mHandler.obtainMessage(INIT_COPY); 13395 msg.obj = new MeasureParams(stats, observer); 13396 mHandler.sendMessage(msg); 13397 } 13398 13399 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13400 PackageStats pStats) { 13401 if (packageName == null) { 13402 Slog.w(TAG, "Attempt to get size of null packageName."); 13403 return false; 13404 } 13405 PackageParser.Package p; 13406 boolean dataOnly = false; 13407 String libDirRoot = null; 13408 String asecPath = null; 13409 PackageSetting ps = null; 13410 synchronized (mPackages) { 13411 p = mPackages.get(packageName); 13412 ps = mSettings.mPackages.get(packageName); 13413 if(p == null) { 13414 dataOnly = true; 13415 if((ps == null) || (ps.pkg == null)) { 13416 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13417 return false; 13418 } 13419 p = ps.pkg; 13420 } 13421 if (ps != null) { 13422 libDirRoot = ps.legacyNativeLibraryPathString; 13423 } 13424 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13425 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13426 if (secureContainerId != null) { 13427 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13428 } 13429 } 13430 } 13431 String publicSrcDir = null; 13432 if(!dataOnly) { 13433 final ApplicationInfo applicationInfo = p.applicationInfo; 13434 if (applicationInfo == null) { 13435 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13436 return false; 13437 } 13438 if (p.isForwardLocked()) { 13439 publicSrcDir = applicationInfo.getBaseResourcePath(); 13440 } 13441 } 13442 // TODO: extend to measure size of split APKs 13443 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13444 // not just the first level. 13445 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13446 // just the primary. 13447 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13448 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13449 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13450 if (res < 0) { 13451 return false; 13452 } 13453 13454 // Fix-up for forward-locked applications in ASEC containers. 13455 if (!isExternal(p)) { 13456 pStats.codeSize += pStats.externalCodeSize; 13457 pStats.externalCodeSize = 0L; 13458 } 13459 13460 return true; 13461 } 13462 13463 13464 @Override 13465 public void addPackageToPreferred(String packageName) { 13466 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13467 } 13468 13469 @Override 13470 public void removePackageFromPreferred(String packageName) { 13471 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13472 } 13473 13474 @Override 13475 public List<PackageInfo> getPreferredPackages(int flags) { 13476 return new ArrayList<PackageInfo>(); 13477 } 13478 13479 private int getUidTargetSdkVersionLockedLPr(int uid) { 13480 Object obj = mSettings.getUserIdLPr(uid); 13481 if (obj instanceof SharedUserSetting) { 13482 final SharedUserSetting sus = (SharedUserSetting) obj; 13483 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13484 final Iterator<PackageSetting> it = sus.packages.iterator(); 13485 while (it.hasNext()) { 13486 final PackageSetting ps = it.next(); 13487 if (ps.pkg != null) { 13488 int v = ps.pkg.applicationInfo.targetSdkVersion; 13489 if (v < vers) vers = v; 13490 } 13491 } 13492 return vers; 13493 } else if (obj instanceof PackageSetting) { 13494 final PackageSetting ps = (PackageSetting) obj; 13495 if (ps.pkg != null) { 13496 return ps.pkg.applicationInfo.targetSdkVersion; 13497 } 13498 } 13499 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13500 } 13501 13502 @Override 13503 public void addPreferredActivity(IntentFilter filter, int match, 13504 ComponentName[] set, ComponentName activity, int userId) { 13505 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13506 "Adding preferred"); 13507 } 13508 13509 private void addPreferredActivityInternal(IntentFilter filter, int match, 13510 ComponentName[] set, ComponentName activity, boolean always, int userId, 13511 String opname) { 13512 // writer 13513 int callingUid = Binder.getCallingUid(); 13514 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13515 if (filter.countActions() == 0) { 13516 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13517 return; 13518 } 13519 synchronized (mPackages) { 13520 if (mContext.checkCallingOrSelfPermission( 13521 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13522 != PackageManager.PERMISSION_GRANTED) { 13523 if (getUidTargetSdkVersionLockedLPr(callingUid) 13524 < Build.VERSION_CODES.FROYO) { 13525 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13526 + callingUid); 13527 return; 13528 } 13529 mContext.enforceCallingOrSelfPermission( 13530 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13531 } 13532 13533 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13534 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13535 + userId + ":"); 13536 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13537 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13538 scheduleWritePackageRestrictionsLocked(userId); 13539 } 13540 } 13541 13542 @Override 13543 public void replacePreferredActivity(IntentFilter filter, int match, 13544 ComponentName[] set, ComponentName activity, int userId) { 13545 if (filter.countActions() != 1) { 13546 throw new IllegalArgumentException( 13547 "replacePreferredActivity expects filter to have only 1 action."); 13548 } 13549 if (filter.countDataAuthorities() != 0 13550 || filter.countDataPaths() != 0 13551 || filter.countDataSchemes() > 1 13552 || filter.countDataTypes() != 0) { 13553 throw new IllegalArgumentException( 13554 "replacePreferredActivity expects filter to have no data authorities, " + 13555 "paths, or types; and at most one scheme."); 13556 } 13557 13558 final int callingUid = Binder.getCallingUid(); 13559 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13560 synchronized (mPackages) { 13561 if (mContext.checkCallingOrSelfPermission( 13562 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13563 != PackageManager.PERMISSION_GRANTED) { 13564 if (getUidTargetSdkVersionLockedLPr(callingUid) 13565 < Build.VERSION_CODES.FROYO) { 13566 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13567 + Binder.getCallingUid()); 13568 return; 13569 } 13570 mContext.enforceCallingOrSelfPermission( 13571 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13572 } 13573 13574 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13575 if (pir != null) { 13576 // Get all of the existing entries that exactly match this filter. 13577 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13578 if (existing != null && existing.size() == 1) { 13579 PreferredActivity cur = existing.get(0); 13580 if (DEBUG_PREFERRED) { 13581 Slog.i(TAG, "Checking replace of preferred:"); 13582 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13583 if (!cur.mPref.mAlways) { 13584 Slog.i(TAG, " -- CUR; not mAlways!"); 13585 } else { 13586 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13587 Slog.i(TAG, " -- CUR: mSet=" 13588 + Arrays.toString(cur.mPref.mSetComponents)); 13589 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13590 Slog.i(TAG, " -- NEW: mMatch=" 13591 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13592 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13593 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13594 } 13595 } 13596 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13597 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13598 && cur.mPref.sameSet(set)) { 13599 // Setting the preferred activity to what it happens to be already 13600 if (DEBUG_PREFERRED) { 13601 Slog.i(TAG, "Replacing with same preferred activity " 13602 + cur.mPref.mShortComponent + " for user " 13603 + userId + ":"); 13604 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13605 } 13606 return; 13607 } 13608 } 13609 13610 if (existing != null) { 13611 if (DEBUG_PREFERRED) { 13612 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13613 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13614 } 13615 for (int i = 0; i < existing.size(); i++) { 13616 PreferredActivity pa = existing.get(i); 13617 if (DEBUG_PREFERRED) { 13618 Slog.i(TAG, "Removing existing preferred activity " 13619 + pa.mPref.mComponent + ":"); 13620 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13621 } 13622 pir.removeFilter(pa); 13623 } 13624 } 13625 } 13626 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13627 "Replacing preferred"); 13628 } 13629 } 13630 13631 @Override 13632 public void clearPackagePreferredActivities(String packageName) { 13633 final int uid = Binder.getCallingUid(); 13634 // writer 13635 synchronized (mPackages) { 13636 PackageParser.Package pkg = mPackages.get(packageName); 13637 if (pkg == null || pkg.applicationInfo.uid != uid) { 13638 if (mContext.checkCallingOrSelfPermission( 13639 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13640 != PackageManager.PERMISSION_GRANTED) { 13641 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13642 < Build.VERSION_CODES.FROYO) { 13643 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13644 + Binder.getCallingUid()); 13645 return; 13646 } 13647 mContext.enforceCallingOrSelfPermission( 13648 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13649 } 13650 } 13651 13652 int user = UserHandle.getCallingUserId(); 13653 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13654 scheduleWritePackageRestrictionsLocked(user); 13655 } 13656 } 13657 } 13658 13659 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13660 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13661 ArrayList<PreferredActivity> removed = null; 13662 boolean changed = false; 13663 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13664 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13665 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13666 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13667 continue; 13668 } 13669 Iterator<PreferredActivity> it = pir.filterIterator(); 13670 while (it.hasNext()) { 13671 PreferredActivity pa = it.next(); 13672 // Mark entry for removal only if it matches the package name 13673 // and the entry is of type "always". 13674 if (packageName == null || 13675 (pa.mPref.mComponent.getPackageName().equals(packageName) 13676 && pa.mPref.mAlways)) { 13677 if (removed == null) { 13678 removed = new ArrayList<PreferredActivity>(); 13679 } 13680 removed.add(pa); 13681 } 13682 } 13683 if (removed != null) { 13684 for (int j=0; j<removed.size(); j++) { 13685 PreferredActivity pa = removed.get(j); 13686 pir.removeFilter(pa); 13687 } 13688 changed = true; 13689 } 13690 } 13691 return changed; 13692 } 13693 13694 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13695 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13696 if (userId == UserHandle.USER_ALL) { 13697 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13698 sUserManager.getUserIds())) { 13699 for (int oneUserId : sUserManager.getUserIds()) { 13700 scheduleWritePackageRestrictionsLocked(oneUserId); 13701 } 13702 } 13703 } else { 13704 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13705 scheduleWritePackageRestrictionsLocked(userId); 13706 } 13707 } 13708 } 13709 13710 13711 void clearDefaultBrowserIfNeeded(String packageName) { 13712 for (int oneUserId : sUserManager.getUserIds()) { 13713 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13714 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13715 if (packageName.equals(defaultBrowserPackageName)) { 13716 setDefaultBrowserPackageName(null, oneUserId); 13717 } 13718 } 13719 } 13720 13721 @Override 13722 public void resetPreferredActivities(int userId) { 13723 mContext.enforceCallingOrSelfPermission( 13724 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13725 // writer 13726 synchronized (mPackages) { 13727 clearPackagePreferredActivitiesLPw(null, userId); 13728 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13729 applyFactoryDefaultBrowserLPw(userId); 13730 primeDomainVerificationsLPw(userId); 13731 13732 scheduleWritePackageRestrictionsLocked(userId); 13733 } 13734 } 13735 13736 @Override 13737 public int getPreferredActivities(List<IntentFilter> outFilters, 13738 List<ComponentName> outActivities, String packageName) { 13739 13740 int num = 0; 13741 final int userId = UserHandle.getCallingUserId(); 13742 // reader 13743 synchronized (mPackages) { 13744 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13745 if (pir != null) { 13746 final Iterator<PreferredActivity> it = pir.filterIterator(); 13747 while (it.hasNext()) { 13748 final PreferredActivity pa = it.next(); 13749 if (packageName == null 13750 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13751 && pa.mPref.mAlways)) { 13752 if (outFilters != null) { 13753 outFilters.add(new IntentFilter(pa)); 13754 } 13755 if (outActivities != null) { 13756 outActivities.add(pa.mPref.mComponent); 13757 } 13758 } 13759 } 13760 } 13761 } 13762 13763 return num; 13764 } 13765 13766 @Override 13767 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13768 int userId) { 13769 int callingUid = Binder.getCallingUid(); 13770 if (callingUid != Process.SYSTEM_UID) { 13771 throw new SecurityException( 13772 "addPersistentPreferredActivity can only be run by the system"); 13773 } 13774 if (filter.countActions() == 0) { 13775 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13776 return; 13777 } 13778 synchronized (mPackages) { 13779 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13780 " :"); 13781 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13782 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13783 new PersistentPreferredActivity(filter, activity)); 13784 scheduleWritePackageRestrictionsLocked(userId); 13785 } 13786 } 13787 13788 @Override 13789 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13790 int callingUid = Binder.getCallingUid(); 13791 if (callingUid != Process.SYSTEM_UID) { 13792 throw new SecurityException( 13793 "clearPackagePersistentPreferredActivities can only be run by the system"); 13794 } 13795 ArrayList<PersistentPreferredActivity> removed = null; 13796 boolean changed = false; 13797 synchronized (mPackages) { 13798 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13799 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13800 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13801 .valueAt(i); 13802 if (userId != thisUserId) { 13803 continue; 13804 } 13805 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13806 while (it.hasNext()) { 13807 PersistentPreferredActivity ppa = it.next(); 13808 // Mark entry for removal only if it matches the package name. 13809 if (ppa.mComponent.getPackageName().equals(packageName)) { 13810 if (removed == null) { 13811 removed = new ArrayList<PersistentPreferredActivity>(); 13812 } 13813 removed.add(ppa); 13814 } 13815 } 13816 if (removed != null) { 13817 for (int j=0; j<removed.size(); j++) { 13818 PersistentPreferredActivity ppa = removed.get(j); 13819 ppir.removeFilter(ppa); 13820 } 13821 changed = true; 13822 } 13823 } 13824 13825 if (changed) { 13826 scheduleWritePackageRestrictionsLocked(userId); 13827 } 13828 } 13829 } 13830 13831 /** 13832 * Common machinery for picking apart a restored XML blob and passing 13833 * it to a caller-supplied functor to be applied to the running system. 13834 */ 13835 private void restoreFromXml(XmlPullParser parser, int userId, 13836 String expectedStartTag, BlobXmlRestorer functor) 13837 throws IOException, XmlPullParserException { 13838 int type; 13839 while ((type = parser.next()) != XmlPullParser.START_TAG 13840 && type != XmlPullParser.END_DOCUMENT) { 13841 } 13842 if (type != XmlPullParser.START_TAG) { 13843 // oops didn't find a start tag?! 13844 if (DEBUG_BACKUP) { 13845 Slog.e(TAG, "Didn't find start tag during restore"); 13846 } 13847 return; 13848 } 13849 13850 // this is supposed to be TAG_PREFERRED_BACKUP 13851 if (!expectedStartTag.equals(parser.getName())) { 13852 if (DEBUG_BACKUP) { 13853 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13854 } 13855 return; 13856 } 13857 13858 // skip interfering stuff, then we're aligned with the backing implementation 13859 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13860 functor.apply(parser, userId); 13861 } 13862 13863 private interface BlobXmlRestorer { 13864 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13865 } 13866 13867 /** 13868 * Non-Binder method, support for the backup/restore mechanism: write the 13869 * full set of preferred activities in its canonical XML format. Returns the 13870 * XML output as a byte array, or null if there is none. 13871 */ 13872 @Override 13873 public byte[] getPreferredActivityBackup(int userId) { 13874 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13875 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13876 } 13877 13878 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13879 try { 13880 final XmlSerializer serializer = new FastXmlSerializer(); 13881 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13882 serializer.startDocument(null, true); 13883 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13884 13885 synchronized (mPackages) { 13886 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13887 } 13888 13889 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13890 serializer.endDocument(); 13891 serializer.flush(); 13892 } catch (Exception e) { 13893 if (DEBUG_BACKUP) { 13894 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13895 } 13896 return null; 13897 } 13898 13899 return dataStream.toByteArray(); 13900 } 13901 13902 @Override 13903 public void restorePreferredActivities(byte[] backup, int userId) { 13904 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13905 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13906 } 13907 13908 try { 13909 final XmlPullParser parser = Xml.newPullParser(); 13910 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13911 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13912 new BlobXmlRestorer() { 13913 @Override 13914 public void apply(XmlPullParser parser, int userId) 13915 throws XmlPullParserException, IOException { 13916 synchronized (mPackages) { 13917 mSettings.readPreferredActivitiesLPw(parser, userId); 13918 } 13919 } 13920 } ); 13921 } catch (Exception e) { 13922 if (DEBUG_BACKUP) { 13923 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13924 } 13925 } 13926 } 13927 13928 /** 13929 * Non-Binder method, support for the backup/restore mechanism: write the 13930 * default browser (etc) settings in its canonical XML format. Returns the default 13931 * browser XML representation as a byte array, or null if there is none. 13932 */ 13933 @Override 13934 public byte[] getDefaultAppsBackup(int userId) { 13935 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13936 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13937 } 13938 13939 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13940 try { 13941 final XmlSerializer serializer = new FastXmlSerializer(); 13942 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13943 serializer.startDocument(null, true); 13944 serializer.startTag(null, TAG_DEFAULT_APPS); 13945 13946 synchronized (mPackages) { 13947 mSettings.writeDefaultAppsLPr(serializer, userId); 13948 } 13949 13950 serializer.endTag(null, TAG_DEFAULT_APPS); 13951 serializer.endDocument(); 13952 serializer.flush(); 13953 } catch (Exception e) { 13954 if (DEBUG_BACKUP) { 13955 Slog.e(TAG, "Unable to write default apps for backup", e); 13956 } 13957 return null; 13958 } 13959 13960 return dataStream.toByteArray(); 13961 } 13962 13963 @Override 13964 public void restoreDefaultApps(byte[] backup, int userId) { 13965 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13966 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13967 } 13968 13969 try { 13970 final XmlPullParser parser = Xml.newPullParser(); 13971 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13972 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13973 new BlobXmlRestorer() { 13974 @Override 13975 public void apply(XmlPullParser parser, int userId) 13976 throws XmlPullParserException, IOException { 13977 synchronized (mPackages) { 13978 mSettings.readDefaultAppsLPw(parser, userId); 13979 } 13980 } 13981 } ); 13982 } catch (Exception e) { 13983 if (DEBUG_BACKUP) { 13984 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13985 } 13986 } 13987 } 13988 13989 @Override 13990 public byte[] getIntentFilterVerificationBackup(int userId) { 13991 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13992 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13993 } 13994 13995 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13996 try { 13997 final XmlSerializer serializer = new FastXmlSerializer(); 13998 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13999 serializer.startDocument(null, true); 14000 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14001 14002 synchronized (mPackages) { 14003 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14004 } 14005 14006 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14007 serializer.endDocument(); 14008 serializer.flush(); 14009 } catch (Exception e) { 14010 if (DEBUG_BACKUP) { 14011 Slog.e(TAG, "Unable to write default apps for backup", e); 14012 } 14013 return null; 14014 } 14015 14016 return dataStream.toByteArray(); 14017 } 14018 14019 @Override 14020 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14021 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14022 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14023 } 14024 14025 try { 14026 final XmlPullParser parser = Xml.newPullParser(); 14027 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14028 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14029 new BlobXmlRestorer() { 14030 @Override 14031 public void apply(XmlPullParser parser, int userId) 14032 throws XmlPullParserException, IOException { 14033 synchronized (mPackages) { 14034 mSettings.readAllDomainVerificationsLPr(parser, userId); 14035 mSettings.writeLPr(); 14036 } 14037 } 14038 } ); 14039 } catch (Exception e) { 14040 if (DEBUG_BACKUP) { 14041 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14042 } 14043 } 14044 } 14045 14046 @Override 14047 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14048 int sourceUserId, int targetUserId, int flags) { 14049 mContext.enforceCallingOrSelfPermission( 14050 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14051 int callingUid = Binder.getCallingUid(); 14052 enforceOwnerRights(ownerPackage, callingUid); 14053 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14054 if (intentFilter.countActions() == 0) { 14055 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14056 return; 14057 } 14058 synchronized (mPackages) { 14059 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14060 ownerPackage, targetUserId, flags); 14061 CrossProfileIntentResolver resolver = 14062 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14063 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14064 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14065 if (existing != null) { 14066 int size = existing.size(); 14067 for (int i = 0; i < size; i++) { 14068 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14069 return; 14070 } 14071 } 14072 } 14073 resolver.addFilter(newFilter); 14074 scheduleWritePackageRestrictionsLocked(sourceUserId); 14075 } 14076 } 14077 14078 @Override 14079 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14080 mContext.enforceCallingOrSelfPermission( 14081 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14082 int callingUid = Binder.getCallingUid(); 14083 enforceOwnerRights(ownerPackage, callingUid); 14084 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14085 synchronized (mPackages) { 14086 CrossProfileIntentResolver resolver = 14087 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14088 ArraySet<CrossProfileIntentFilter> set = 14089 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14090 for (CrossProfileIntentFilter filter : set) { 14091 if (filter.getOwnerPackage().equals(ownerPackage)) { 14092 resolver.removeFilter(filter); 14093 } 14094 } 14095 scheduleWritePackageRestrictionsLocked(sourceUserId); 14096 } 14097 } 14098 14099 // Enforcing that callingUid is owning pkg on userId 14100 private void enforceOwnerRights(String pkg, int callingUid) { 14101 // The system owns everything. 14102 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14103 return; 14104 } 14105 int callingUserId = UserHandle.getUserId(callingUid); 14106 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14107 if (pi == null) { 14108 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14109 + callingUserId); 14110 } 14111 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14112 throw new SecurityException("Calling uid " + callingUid 14113 + " does not own package " + pkg); 14114 } 14115 } 14116 14117 @Override 14118 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14119 Intent intent = new Intent(Intent.ACTION_MAIN); 14120 intent.addCategory(Intent.CATEGORY_HOME); 14121 14122 final int callingUserId = UserHandle.getCallingUserId(); 14123 List<ResolveInfo> list = queryIntentActivities(intent, null, 14124 PackageManager.GET_META_DATA, callingUserId); 14125 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14126 true, false, false, callingUserId); 14127 14128 allHomeCandidates.clear(); 14129 if (list != null) { 14130 for (ResolveInfo ri : list) { 14131 allHomeCandidates.add(ri); 14132 } 14133 } 14134 return (preferred == null || preferred.activityInfo == null) 14135 ? null 14136 : new ComponentName(preferred.activityInfo.packageName, 14137 preferred.activityInfo.name); 14138 } 14139 14140 @Override 14141 public void setApplicationEnabledSetting(String appPackageName, 14142 int newState, int flags, int userId, String callingPackage) { 14143 if (!sUserManager.exists(userId)) return; 14144 if (callingPackage == null) { 14145 callingPackage = Integer.toString(Binder.getCallingUid()); 14146 } 14147 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14148 } 14149 14150 @Override 14151 public void setComponentEnabledSetting(ComponentName componentName, 14152 int newState, int flags, int userId) { 14153 if (!sUserManager.exists(userId)) return; 14154 setEnabledSetting(componentName.getPackageName(), 14155 componentName.getClassName(), newState, flags, userId, null); 14156 } 14157 14158 private void setEnabledSetting(final String packageName, String className, int newState, 14159 final int flags, int userId, String callingPackage) { 14160 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14161 || newState == COMPONENT_ENABLED_STATE_ENABLED 14162 || newState == COMPONENT_ENABLED_STATE_DISABLED 14163 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14164 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14165 throw new IllegalArgumentException("Invalid new component state: " 14166 + newState); 14167 } 14168 PackageSetting pkgSetting; 14169 final int uid = Binder.getCallingUid(); 14170 final int permission = mContext.checkCallingOrSelfPermission( 14171 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14172 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14173 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14174 boolean sendNow = false; 14175 boolean isApp = (className == null); 14176 String componentName = isApp ? packageName : className; 14177 int packageUid = -1; 14178 ArrayList<String> components; 14179 14180 // writer 14181 synchronized (mPackages) { 14182 pkgSetting = mSettings.mPackages.get(packageName); 14183 if (pkgSetting == null) { 14184 if (className == null) { 14185 throw new IllegalArgumentException( 14186 "Unknown package: " + packageName); 14187 } 14188 throw new IllegalArgumentException( 14189 "Unknown component: " + packageName 14190 + "/" + className); 14191 } 14192 // Allow root and verify that userId is not being specified by a different user 14193 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14194 throw new SecurityException( 14195 "Permission Denial: attempt to change component state from pid=" 14196 + Binder.getCallingPid() 14197 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14198 } 14199 if (className == null) { 14200 // We're dealing with an application/package level state change 14201 if (pkgSetting.getEnabled(userId) == newState) { 14202 // Nothing to do 14203 return; 14204 } 14205 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14206 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14207 // Don't care about who enables an app. 14208 callingPackage = null; 14209 } 14210 pkgSetting.setEnabled(newState, userId, callingPackage); 14211 // pkgSetting.pkg.mSetEnabled = newState; 14212 } else { 14213 // We're dealing with a component level state change 14214 // First, verify that this is a valid class name. 14215 PackageParser.Package pkg = pkgSetting.pkg; 14216 if (pkg == null || !pkg.hasComponentClassName(className)) { 14217 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14218 throw new IllegalArgumentException("Component class " + className 14219 + " does not exist in " + packageName); 14220 } else { 14221 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14222 + className + " does not exist in " + packageName); 14223 } 14224 } 14225 switch (newState) { 14226 case COMPONENT_ENABLED_STATE_ENABLED: 14227 if (!pkgSetting.enableComponentLPw(className, userId)) { 14228 return; 14229 } 14230 break; 14231 case COMPONENT_ENABLED_STATE_DISABLED: 14232 if (!pkgSetting.disableComponentLPw(className, userId)) { 14233 return; 14234 } 14235 break; 14236 case COMPONENT_ENABLED_STATE_DEFAULT: 14237 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14238 return; 14239 } 14240 break; 14241 default: 14242 Slog.e(TAG, "Invalid new component state: " + newState); 14243 return; 14244 } 14245 } 14246 scheduleWritePackageRestrictionsLocked(userId); 14247 components = mPendingBroadcasts.get(userId, packageName); 14248 final boolean newPackage = components == null; 14249 if (newPackage) { 14250 components = new ArrayList<String>(); 14251 } 14252 if (!components.contains(componentName)) { 14253 components.add(componentName); 14254 } 14255 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14256 sendNow = true; 14257 // Purge entry from pending broadcast list if another one exists already 14258 // since we are sending one right away. 14259 mPendingBroadcasts.remove(userId, packageName); 14260 } else { 14261 if (newPackage) { 14262 mPendingBroadcasts.put(userId, packageName, components); 14263 } 14264 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14265 // Schedule a message 14266 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14267 } 14268 } 14269 } 14270 14271 long callingId = Binder.clearCallingIdentity(); 14272 try { 14273 if (sendNow) { 14274 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14275 sendPackageChangedBroadcast(packageName, 14276 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14277 } 14278 } finally { 14279 Binder.restoreCallingIdentity(callingId); 14280 } 14281 } 14282 14283 private void sendPackageChangedBroadcast(String packageName, 14284 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14285 if (DEBUG_INSTALL) 14286 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14287 + componentNames); 14288 Bundle extras = new Bundle(4); 14289 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14290 String nameList[] = new String[componentNames.size()]; 14291 componentNames.toArray(nameList); 14292 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14293 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14294 extras.putInt(Intent.EXTRA_UID, packageUid); 14295 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14296 new int[] {UserHandle.getUserId(packageUid)}); 14297 } 14298 14299 @Override 14300 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14301 if (!sUserManager.exists(userId)) return; 14302 final int uid = Binder.getCallingUid(); 14303 final int permission = mContext.checkCallingOrSelfPermission( 14304 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14305 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14306 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14307 // writer 14308 synchronized (mPackages) { 14309 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14310 allowedByPermission, uid, userId)) { 14311 scheduleWritePackageRestrictionsLocked(userId); 14312 } 14313 } 14314 } 14315 14316 @Override 14317 public String getInstallerPackageName(String packageName) { 14318 // reader 14319 synchronized (mPackages) { 14320 return mSettings.getInstallerPackageNameLPr(packageName); 14321 } 14322 } 14323 14324 @Override 14325 public int getApplicationEnabledSetting(String packageName, int userId) { 14326 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14327 int uid = Binder.getCallingUid(); 14328 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14329 // reader 14330 synchronized (mPackages) { 14331 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14332 } 14333 } 14334 14335 @Override 14336 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14337 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14338 int uid = Binder.getCallingUid(); 14339 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14340 // reader 14341 synchronized (mPackages) { 14342 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14343 } 14344 } 14345 14346 @Override 14347 public void enterSafeMode() { 14348 enforceSystemOrRoot("Only the system can request entering safe mode"); 14349 14350 if (!mSystemReady) { 14351 mSafeMode = true; 14352 } 14353 } 14354 14355 @Override 14356 public void systemReady() { 14357 mSystemReady = true; 14358 14359 // Read the compatibilty setting when the system is ready. 14360 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14361 mContext.getContentResolver(), 14362 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14363 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14364 if (DEBUG_SETTINGS) { 14365 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14366 } 14367 14368 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14369 14370 synchronized (mPackages) { 14371 // Verify that all of the preferred activity components actually 14372 // exist. It is possible for applications to be updated and at 14373 // that point remove a previously declared activity component that 14374 // had been set as a preferred activity. We try to clean this up 14375 // the next time we encounter that preferred activity, but it is 14376 // possible for the user flow to never be able to return to that 14377 // situation so here we do a sanity check to make sure we haven't 14378 // left any junk around. 14379 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14380 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14381 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14382 removed.clear(); 14383 for (PreferredActivity pa : pir.filterSet()) { 14384 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14385 removed.add(pa); 14386 } 14387 } 14388 if (removed.size() > 0) { 14389 for (int r=0; r<removed.size(); r++) { 14390 PreferredActivity pa = removed.get(r); 14391 Slog.w(TAG, "Removing dangling preferred activity: " 14392 + pa.mPref.mComponent); 14393 pir.removeFilter(pa); 14394 } 14395 mSettings.writePackageRestrictionsLPr( 14396 mSettings.mPreferredActivities.keyAt(i)); 14397 } 14398 } 14399 14400 for (int userId : UserManagerService.getInstance().getUserIds()) { 14401 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14402 grantPermissionsUserIds = ArrayUtils.appendInt( 14403 grantPermissionsUserIds, userId); 14404 } 14405 } 14406 } 14407 sUserManager.systemReady(); 14408 14409 // If we upgraded grant all default permissions before kicking off. 14410 for (int userId : grantPermissionsUserIds) { 14411 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14412 } 14413 14414 // Kick off any messages waiting for system ready 14415 if (mPostSystemReadyMessages != null) { 14416 for (Message msg : mPostSystemReadyMessages) { 14417 msg.sendToTarget(); 14418 } 14419 mPostSystemReadyMessages = null; 14420 } 14421 14422 // Watch for external volumes that come and go over time 14423 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14424 storage.registerListener(mStorageListener); 14425 14426 mInstallerService.systemReady(); 14427 mPackageDexOptimizer.systemReady(); 14428 14429 MountServiceInternal mountServiceInternal = LocalServices.getService( 14430 MountServiceInternal.class); 14431 mountServiceInternal.addExternalStoragePolicy( 14432 new MountServiceInternal.ExternalStorageMountPolicy() { 14433 @Override 14434 public int getMountMode(int uid, String packageName) { 14435 if (Process.isIsolated(uid)) { 14436 return Zygote.MOUNT_EXTERNAL_NONE; 14437 } 14438 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14439 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14440 } 14441 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14442 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14443 } 14444 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14445 return Zygote.MOUNT_EXTERNAL_READ; 14446 } 14447 return Zygote.MOUNT_EXTERNAL_WRITE; 14448 } 14449 14450 @Override 14451 public boolean hasExternalStorage(int uid, String packageName) { 14452 return true; 14453 } 14454 }); 14455 } 14456 14457 @Override 14458 public boolean isSafeMode() { 14459 return mSafeMode; 14460 } 14461 14462 @Override 14463 public boolean hasSystemUidErrors() { 14464 return mHasSystemUidErrors; 14465 } 14466 14467 static String arrayToString(int[] array) { 14468 StringBuffer buf = new StringBuffer(128); 14469 buf.append('['); 14470 if (array != null) { 14471 for (int i=0; i<array.length; i++) { 14472 if (i > 0) buf.append(", "); 14473 buf.append(array[i]); 14474 } 14475 } 14476 buf.append(']'); 14477 return buf.toString(); 14478 } 14479 14480 static class DumpState { 14481 public static final int DUMP_LIBS = 1 << 0; 14482 public static final int DUMP_FEATURES = 1 << 1; 14483 public static final int DUMP_RESOLVERS = 1 << 2; 14484 public static final int DUMP_PERMISSIONS = 1 << 3; 14485 public static final int DUMP_PACKAGES = 1 << 4; 14486 public static final int DUMP_SHARED_USERS = 1 << 5; 14487 public static final int DUMP_MESSAGES = 1 << 6; 14488 public static final int DUMP_PROVIDERS = 1 << 7; 14489 public static final int DUMP_VERIFIERS = 1 << 8; 14490 public static final int DUMP_PREFERRED = 1 << 9; 14491 public static final int DUMP_PREFERRED_XML = 1 << 10; 14492 public static final int DUMP_KEYSETS = 1 << 11; 14493 public static final int DUMP_VERSION = 1 << 12; 14494 public static final int DUMP_INSTALLS = 1 << 13; 14495 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14496 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14497 14498 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14499 14500 private int mTypes; 14501 14502 private int mOptions; 14503 14504 private boolean mTitlePrinted; 14505 14506 private SharedUserSetting mSharedUser; 14507 14508 public boolean isDumping(int type) { 14509 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14510 return true; 14511 } 14512 14513 return (mTypes & type) != 0; 14514 } 14515 14516 public void setDump(int type) { 14517 mTypes |= type; 14518 } 14519 14520 public boolean isOptionEnabled(int option) { 14521 return (mOptions & option) != 0; 14522 } 14523 14524 public void setOptionEnabled(int option) { 14525 mOptions |= option; 14526 } 14527 14528 public boolean onTitlePrinted() { 14529 final boolean printed = mTitlePrinted; 14530 mTitlePrinted = true; 14531 return printed; 14532 } 14533 14534 public boolean getTitlePrinted() { 14535 return mTitlePrinted; 14536 } 14537 14538 public void setTitlePrinted(boolean enabled) { 14539 mTitlePrinted = enabled; 14540 } 14541 14542 public SharedUserSetting getSharedUser() { 14543 return mSharedUser; 14544 } 14545 14546 public void setSharedUser(SharedUserSetting user) { 14547 mSharedUser = user; 14548 } 14549 } 14550 14551 @Override 14552 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14553 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14554 != PackageManager.PERMISSION_GRANTED) { 14555 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14556 + Binder.getCallingPid() 14557 + ", uid=" + Binder.getCallingUid() 14558 + " without permission " 14559 + android.Manifest.permission.DUMP); 14560 return; 14561 } 14562 14563 DumpState dumpState = new DumpState(); 14564 boolean fullPreferred = false; 14565 boolean checkin = false; 14566 14567 String packageName = null; 14568 ArraySet<String> permissionNames = null; 14569 14570 int opti = 0; 14571 while (opti < args.length) { 14572 String opt = args[opti]; 14573 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14574 break; 14575 } 14576 opti++; 14577 14578 if ("-a".equals(opt)) { 14579 // Right now we only know how to print all. 14580 } else if ("-h".equals(opt)) { 14581 pw.println("Package manager dump options:"); 14582 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14583 pw.println(" --checkin: dump for a checkin"); 14584 pw.println(" -f: print details of intent filters"); 14585 pw.println(" -h: print this help"); 14586 pw.println(" cmd may be one of:"); 14587 pw.println(" l[ibraries]: list known shared libraries"); 14588 pw.println(" f[ibraries]: list device features"); 14589 pw.println(" k[eysets]: print known keysets"); 14590 pw.println(" r[esolvers]: dump intent resolvers"); 14591 pw.println(" perm[issions]: dump permissions"); 14592 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14593 pw.println(" pref[erred]: print preferred package settings"); 14594 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14595 pw.println(" prov[iders]: dump content providers"); 14596 pw.println(" p[ackages]: dump installed packages"); 14597 pw.println(" s[hared-users]: dump shared user IDs"); 14598 pw.println(" m[essages]: print collected runtime messages"); 14599 pw.println(" v[erifiers]: print package verifier info"); 14600 pw.println(" version: print database version info"); 14601 pw.println(" write: write current settings now"); 14602 pw.println(" <package.name>: info about given package"); 14603 pw.println(" installs: details about install sessions"); 14604 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14605 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14606 return; 14607 } else if ("--checkin".equals(opt)) { 14608 checkin = true; 14609 } else if ("-f".equals(opt)) { 14610 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14611 } else { 14612 pw.println("Unknown argument: " + opt + "; use -h for help"); 14613 } 14614 } 14615 14616 // Is the caller requesting to dump a particular piece of data? 14617 if (opti < args.length) { 14618 String cmd = args[opti]; 14619 opti++; 14620 // Is this a package name? 14621 if ("android".equals(cmd) || cmd.contains(".")) { 14622 packageName = cmd; 14623 // When dumping a single package, we always dump all of its 14624 // filter information since the amount of data will be reasonable. 14625 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14626 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14627 dumpState.setDump(DumpState.DUMP_LIBS); 14628 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14629 dumpState.setDump(DumpState.DUMP_FEATURES); 14630 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14631 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14632 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14633 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14634 } else if ("permission".equals(cmd)) { 14635 if (opti >= args.length) { 14636 pw.println("Error: permission requires permission name"); 14637 return; 14638 } 14639 permissionNames = new ArraySet<>(); 14640 while (opti < args.length) { 14641 permissionNames.add(args[opti]); 14642 opti++; 14643 } 14644 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14645 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14646 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14647 dumpState.setDump(DumpState.DUMP_PREFERRED); 14648 } else if ("preferred-xml".equals(cmd)) { 14649 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14650 if (opti < args.length && "--full".equals(args[opti])) { 14651 fullPreferred = true; 14652 opti++; 14653 } 14654 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14655 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14656 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14657 dumpState.setDump(DumpState.DUMP_PACKAGES); 14658 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14659 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14660 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14661 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14662 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14663 dumpState.setDump(DumpState.DUMP_MESSAGES); 14664 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14665 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14666 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14667 || "intent-filter-verifiers".equals(cmd)) { 14668 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14669 } else if ("version".equals(cmd)) { 14670 dumpState.setDump(DumpState.DUMP_VERSION); 14671 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14672 dumpState.setDump(DumpState.DUMP_KEYSETS); 14673 } else if ("installs".equals(cmd)) { 14674 dumpState.setDump(DumpState.DUMP_INSTALLS); 14675 } else if ("write".equals(cmd)) { 14676 synchronized (mPackages) { 14677 mSettings.writeLPr(); 14678 pw.println("Settings written."); 14679 return; 14680 } 14681 } 14682 } 14683 14684 if (checkin) { 14685 pw.println("vers,1"); 14686 } 14687 14688 // reader 14689 synchronized (mPackages) { 14690 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14691 if (!checkin) { 14692 if (dumpState.onTitlePrinted()) 14693 pw.println(); 14694 pw.println("Database versions:"); 14695 pw.print(" SDK Version:"); 14696 pw.print(" internal="); 14697 pw.print(mSettings.mInternalSdkPlatform); 14698 pw.print(" external="); 14699 pw.println(mSettings.mExternalSdkPlatform); 14700 pw.print(" DB Version:"); 14701 pw.print(" internal="); 14702 pw.print(mSettings.mInternalDatabaseVersion); 14703 pw.print(" external="); 14704 pw.println(mSettings.mExternalDatabaseVersion); 14705 } 14706 } 14707 14708 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14709 if (!checkin) { 14710 if (dumpState.onTitlePrinted()) 14711 pw.println(); 14712 pw.println("Verifiers:"); 14713 pw.print(" Required: "); 14714 pw.print(mRequiredVerifierPackage); 14715 pw.print(" (uid="); 14716 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14717 pw.println(")"); 14718 } else if (mRequiredVerifierPackage != null) { 14719 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14720 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14721 } 14722 } 14723 14724 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14725 packageName == null) { 14726 if (mIntentFilterVerifierComponent != null) { 14727 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14728 if (!checkin) { 14729 if (dumpState.onTitlePrinted()) 14730 pw.println(); 14731 pw.println("Intent Filter Verifier:"); 14732 pw.print(" Using: "); 14733 pw.print(verifierPackageName); 14734 pw.print(" (uid="); 14735 pw.print(getPackageUid(verifierPackageName, 0)); 14736 pw.println(")"); 14737 } else if (verifierPackageName != null) { 14738 pw.print("ifv,"); pw.print(verifierPackageName); 14739 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14740 } 14741 } else { 14742 pw.println(); 14743 pw.println("No Intent Filter Verifier available!"); 14744 } 14745 } 14746 14747 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14748 boolean printedHeader = false; 14749 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14750 while (it.hasNext()) { 14751 String name = it.next(); 14752 SharedLibraryEntry ent = mSharedLibraries.get(name); 14753 if (!checkin) { 14754 if (!printedHeader) { 14755 if (dumpState.onTitlePrinted()) 14756 pw.println(); 14757 pw.println("Libraries:"); 14758 printedHeader = true; 14759 } 14760 pw.print(" "); 14761 } else { 14762 pw.print("lib,"); 14763 } 14764 pw.print(name); 14765 if (!checkin) { 14766 pw.print(" -> "); 14767 } 14768 if (ent.path != null) { 14769 if (!checkin) { 14770 pw.print("(jar) "); 14771 pw.print(ent.path); 14772 } else { 14773 pw.print(",jar,"); 14774 pw.print(ent.path); 14775 } 14776 } else { 14777 if (!checkin) { 14778 pw.print("(apk) "); 14779 pw.print(ent.apk); 14780 } else { 14781 pw.print(",apk,"); 14782 pw.print(ent.apk); 14783 } 14784 } 14785 pw.println(); 14786 } 14787 } 14788 14789 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14790 if (dumpState.onTitlePrinted()) 14791 pw.println(); 14792 if (!checkin) { 14793 pw.println("Features:"); 14794 } 14795 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14796 while (it.hasNext()) { 14797 String name = it.next(); 14798 if (!checkin) { 14799 pw.print(" "); 14800 } else { 14801 pw.print("feat,"); 14802 } 14803 pw.println(name); 14804 } 14805 } 14806 14807 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14808 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14809 : "Activity Resolver Table:", " ", packageName, 14810 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14811 dumpState.setTitlePrinted(true); 14812 } 14813 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14814 : "Receiver Resolver Table:", " ", packageName, 14815 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14816 dumpState.setTitlePrinted(true); 14817 } 14818 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14819 : "Service Resolver Table:", " ", packageName, 14820 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14821 dumpState.setTitlePrinted(true); 14822 } 14823 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14824 : "Provider Resolver Table:", " ", packageName, 14825 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14826 dumpState.setTitlePrinted(true); 14827 } 14828 } 14829 14830 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14831 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14832 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14833 int user = mSettings.mPreferredActivities.keyAt(i); 14834 if (pir.dump(pw, 14835 dumpState.getTitlePrinted() 14836 ? "\nPreferred Activities User " + user + ":" 14837 : "Preferred Activities User " + user + ":", " ", 14838 packageName, true, false)) { 14839 dumpState.setTitlePrinted(true); 14840 } 14841 } 14842 } 14843 14844 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14845 pw.flush(); 14846 FileOutputStream fout = new FileOutputStream(fd); 14847 BufferedOutputStream str = new BufferedOutputStream(fout); 14848 XmlSerializer serializer = new FastXmlSerializer(); 14849 try { 14850 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14851 serializer.startDocument(null, true); 14852 serializer.setFeature( 14853 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14854 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14855 serializer.endDocument(); 14856 serializer.flush(); 14857 } catch (IllegalArgumentException e) { 14858 pw.println("Failed writing: " + e); 14859 } catch (IllegalStateException e) { 14860 pw.println("Failed writing: " + e); 14861 } catch (IOException e) { 14862 pw.println("Failed writing: " + e); 14863 } 14864 } 14865 14866 if (!checkin 14867 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14868 && packageName == null) { 14869 pw.println(); 14870 int count = mSettings.mPackages.size(); 14871 if (count == 0) { 14872 pw.println("No applications!"); 14873 pw.println(); 14874 } else { 14875 final String prefix = " "; 14876 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14877 if (allPackageSettings.size() == 0) { 14878 pw.println("No domain preferred apps!"); 14879 pw.println(); 14880 } else { 14881 pw.println("App verification status:"); 14882 pw.println(); 14883 count = 0; 14884 for (PackageSetting ps : allPackageSettings) { 14885 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14886 if (ivi == null || ivi.getPackageName() == null) continue; 14887 pw.println(prefix + "Package: " + ivi.getPackageName()); 14888 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14889 pw.println(prefix + "Status: " + ivi.getStatusString()); 14890 pw.println(); 14891 count++; 14892 } 14893 if (count == 0) { 14894 pw.println(prefix + "No app verification established."); 14895 pw.println(); 14896 } 14897 for (int userId : sUserManager.getUserIds()) { 14898 pw.println("App linkages for user " + userId + ":"); 14899 pw.println(); 14900 count = 0; 14901 for (PackageSetting ps : allPackageSettings) { 14902 final int status = ps.getDomainVerificationStatusForUser(userId); 14903 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14904 continue; 14905 } 14906 pw.println(prefix + "Package: " + ps.name); 14907 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14908 String statusStr = IntentFilterVerificationInfo. 14909 getStatusStringFromValue(status); 14910 pw.println(prefix + "Status: " + statusStr); 14911 pw.println(); 14912 count++; 14913 } 14914 if (count == 0) { 14915 pw.println(prefix + "No configured app linkages."); 14916 pw.println(); 14917 } 14918 } 14919 } 14920 } 14921 } 14922 14923 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14924 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14925 if (packageName == null && permissionNames == null) { 14926 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14927 if (iperm == 0) { 14928 if (dumpState.onTitlePrinted()) 14929 pw.println(); 14930 pw.println("AppOp Permissions:"); 14931 } 14932 pw.print(" AppOp Permission "); 14933 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14934 pw.println(":"); 14935 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14936 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14937 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14938 } 14939 } 14940 } 14941 } 14942 14943 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14944 boolean printedSomething = false; 14945 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14946 if (packageName != null && !packageName.equals(p.info.packageName)) { 14947 continue; 14948 } 14949 if (!printedSomething) { 14950 if (dumpState.onTitlePrinted()) 14951 pw.println(); 14952 pw.println("Registered ContentProviders:"); 14953 printedSomething = true; 14954 } 14955 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14956 pw.print(" "); pw.println(p.toString()); 14957 } 14958 printedSomething = false; 14959 for (Map.Entry<String, PackageParser.Provider> entry : 14960 mProvidersByAuthority.entrySet()) { 14961 PackageParser.Provider p = entry.getValue(); 14962 if (packageName != null && !packageName.equals(p.info.packageName)) { 14963 continue; 14964 } 14965 if (!printedSomething) { 14966 if (dumpState.onTitlePrinted()) 14967 pw.println(); 14968 pw.println("ContentProvider Authorities:"); 14969 printedSomething = true; 14970 } 14971 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14972 pw.print(" "); pw.println(p.toString()); 14973 if (p.info != null && p.info.applicationInfo != null) { 14974 final String appInfo = p.info.applicationInfo.toString(); 14975 pw.print(" applicationInfo="); pw.println(appInfo); 14976 } 14977 } 14978 } 14979 14980 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14981 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14982 } 14983 14984 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14985 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14986 } 14987 14988 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14989 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14990 } 14991 14992 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14993 // XXX should handle packageName != null by dumping only install data that 14994 // the given package is involved with. 14995 if (dumpState.onTitlePrinted()) pw.println(); 14996 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14997 } 14998 14999 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15000 if (dumpState.onTitlePrinted()) pw.println(); 15001 mSettings.dumpReadMessagesLPr(pw, dumpState); 15002 15003 pw.println(); 15004 pw.println("Package warning messages:"); 15005 BufferedReader in = null; 15006 String line = null; 15007 try { 15008 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15009 while ((line = in.readLine()) != null) { 15010 if (line.contains("ignored: updated version")) continue; 15011 pw.println(line); 15012 } 15013 } catch (IOException ignored) { 15014 } finally { 15015 IoUtils.closeQuietly(in); 15016 } 15017 } 15018 15019 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15020 BufferedReader in = null; 15021 String line = null; 15022 try { 15023 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15024 while ((line = in.readLine()) != null) { 15025 if (line.contains("ignored: updated version")) continue; 15026 pw.print("msg,"); 15027 pw.println(line); 15028 } 15029 } catch (IOException ignored) { 15030 } finally { 15031 IoUtils.closeQuietly(in); 15032 } 15033 } 15034 } 15035 } 15036 15037 private String dumpDomainString(String packageName) { 15038 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15039 List<IntentFilter> filters = getAllIntentFilters(packageName); 15040 15041 ArraySet<String> result = new ArraySet<>(); 15042 if (iviList.size() > 0) { 15043 for (IntentFilterVerificationInfo ivi : iviList) { 15044 for (String host : ivi.getDomains()) { 15045 result.add(host); 15046 } 15047 } 15048 } 15049 if (filters != null && filters.size() > 0) { 15050 for (IntentFilter filter : filters) { 15051 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15052 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15053 result.addAll(filter.getHostsList()); 15054 } 15055 } 15056 } 15057 15058 StringBuilder sb = new StringBuilder(result.size() * 16); 15059 for (String domain : result) { 15060 if (sb.length() > 0) sb.append(" "); 15061 sb.append(domain); 15062 } 15063 return sb.toString(); 15064 } 15065 15066 // ------- apps on sdcard specific code ------- 15067 static final boolean DEBUG_SD_INSTALL = false; 15068 15069 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15070 15071 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15072 15073 private boolean mMediaMounted = false; 15074 15075 static String getEncryptKey() { 15076 try { 15077 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15078 SD_ENCRYPTION_KEYSTORE_NAME); 15079 if (sdEncKey == null) { 15080 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15081 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15082 if (sdEncKey == null) { 15083 Slog.e(TAG, "Failed to create encryption keys"); 15084 return null; 15085 } 15086 } 15087 return sdEncKey; 15088 } catch (NoSuchAlgorithmException nsae) { 15089 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15090 return null; 15091 } catch (IOException ioe) { 15092 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15093 return null; 15094 } 15095 } 15096 15097 /* 15098 * Update media status on PackageManager. 15099 */ 15100 @Override 15101 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15102 int callingUid = Binder.getCallingUid(); 15103 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15104 throw new SecurityException("Media status can only be updated by the system"); 15105 } 15106 // reader; this apparently protects mMediaMounted, but should probably 15107 // be a different lock in that case. 15108 synchronized (mPackages) { 15109 Log.i(TAG, "Updating external media status from " 15110 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15111 + (mediaStatus ? "mounted" : "unmounted")); 15112 if (DEBUG_SD_INSTALL) 15113 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15114 + ", mMediaMounted=" + mMediaMounted); 15115 if (mediaStatus == mMediaMounted) { 15116 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15117 : 0, -1); 15118 mHandler.sendMessage(msg); 15119 return; 15120 } 15121 mMediaMounted = mediaStatus; 15122 } 15123 // Queue up an async operation since the package installation may take a 15124 // little while. 15125 mHandler.post(new Runnable() { 15126 public void run() { 15127 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15128 } 15129 }); 15130 } 15131 15132 /** 15133 * Called by MountService when the initial ASECs to scan are available. 15134 * Should block until all the ASEC containers are finished being scanned. 15135 */ 15136 public void scanAvailableAsecs() { 15137 updateExternalMediaStatusInner(true, false, false); 15138 if (mShouldRestoreconData) { 15139 SELinuxMMAC.setRestoreconDone(); 15140 mShouldRestoreconData = false; 15141 } 15142 } 15143 15144 /* 15145 * Collect information of applications on external media, map them against 15146 * existing containers and update information based on current mount status. 15147 * Please note that we always have to report status if reportStatus has been 15148 * set to true especially when unloading packages. 15149 */ 15150 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15151 boolean externalStorage) { 15152 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15153 int[] uidArr = EmptyArray.INT; 15154 15155 final String[] list = PackageHelper.getSecureContainerList(); 15156 if (ArrayUtils.isEmpty(list)) { 15157 Log.i(TAG, "No secure containers found"); 15158 } else { 15159 // Process list of secure containers and categorize them 15160 // as active or stale based on their package internal state. 15161 15162 // reader 15163 synchronized (mPackages) { 15164 for (String cid : list) { 15165 // Leave stages untouched for now; installer service owns them 15166 if (PackageInstallerService.isStageName(cid)) continue; 15167 15168 if (DEBUG_SD_INSTALL) 15169 Log.i(TAG, "Processing container " + cid); 15170 String pkgName = getAsecPackageName(cid); 15171 if (pkgName == null) { 15172 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15173 continue; 15174 } 15175 if (DEBUG_SD_INSTALL) 15176 Log.i(TAG, "Looking for pkg : " + pkgName); 15177 15178 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15179 if (ps == null) { 15180 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15181 continue; 15182 } 15183 15184 /* 15185 * Skip packages that are not external if we're unmounting 15186 * external storage. 15187 */ 15188 if (externalStorage && !isMounted && !isExternal(ps)) { 15189 continue; 15190 } 15191 15192 final AsecInstallArgs args = new AsecInstallArgs(cid, 15193 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15194 // The package status is changed only if the code path 15195 // matches between settings and the container id. 15196 if (ps.codePathString != null 15197 && ps.codePathString.startsWith(args.getCodePath())) { 15198 if (DEBUG_SD_INSTALL) { 15199 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15200 + " at code path: " + ps.codePathString); 15201 } 15202 15203 // We do have a valid package installed on sdcard 15204 processCids.put(args, ps.codePathString); 15205 final int uid = ps.appId; 15206 if (uid != -1) { 15207 uidArr = ArrayUtils.appendInt(uidArr, uid); 15208 } 15209 } else { 15210 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15211 + ps.codePathString); 15212 } 15213 } 15214 } 15215 15216 Arrays.sort(uidArr); 15217 } 15218 15219 // Process packages with valid entries. 15220 if (isMounted) { 15221 if (DEBUG_SD_INSTALL) 15222 Log.i(TAG, "Loading packages"); 15223 loadMediaPackages(processCids, uidArr); 15224 startCleaningPackages(); 15225 mInstallerService.onSecureContainersAvailable(); 15226 } else { 15227 if (DEBUG_SD_INSTALL) 15228 Log.i(TAG, "Unloading packages"); 15229 unloadMediaPackages(processCids, uidArr, reportStatus); 15230 } 15231 } 15232 15233 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15234 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15235 final int size = infos.size(); 15236 final String[] packageNames = new String[size]; 15237 final int[] packageUids = new int[size]; 15238 for (int i = 0; i < size; i++) { 15239 final ApplicationInfo info = infos.get(i); 15240 packageNames[i] = info.packageName; 15241 packageUids[i] = info.uid; 15242 } 15243 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15244 finishedReceiver); 15245 } 15246 15247 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15248 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15249 sendResourcesChangedBroadcast(mediaStatus, replacing, 15250 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15251 } 15252 15253 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15254 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15255 int size = pkgList.length; 15256 if (size > 0) { 15257 // Send broadcasts here 15258 Bundle extras = new Bundle(); 15259 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15260 if (uidArr != null) { 15261 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15262 } 15263 if (replacing) { 15264 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15265 } 15266 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15267 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15268 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15269 } 15270 } 15271 15272 /* 15273 * Look at potentially valid container ids from processCids If package 15274 * information doesn't match the one on record or package scanning fails, 15275 * the cid is added to list of removeCids. We currently don't delete stale 15276 * containers. 15277 */ 15278 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15279 ArrayList<String> pkgList = new ArrayList<String>(); 15280 Set<AsecInstallArgs> keys = processCids.keySet(); 15281 15282 for (AsecInstallArgs args : keys) { 15283 String codePath = processCids.get(args); 15284 if (DEBUG_SD_INSTALL) 15285 Log.i(TAG, "Loading container : " + args.cid); 15286 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15287 try { 15288 // Make sure there are no container errors first. 15289 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15290 Slog.e(TAG, "Failed to mount cid : " + args.cid 15291 + " when installing from sdcard"); 15292 continue; 15293 } 15294 // Check code path here. 15295 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15296 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15297 + " does not match one in settings " + codePath); 15298 continue; 15299 } 15300 // Parse package 15301 int parseFlags = mDefParseFlags; 15302 if (args.isExternalAsec()) { 15303 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15304 } 15305 if (args.isFwdLocked()) { 15306 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15307 } 15308 15309 synchronized (mInstallLock) { 15310 PackageParser.Package pkg = null; 15311 try { 15312 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15313 } catch (PackageManagerException e) { 15314 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15315 } 15316 // Scan the package 15317 if (pkg != null) { 15318 /* 15319 * TODO why is the lock being held? doPostInstall is 15320 * called in other places without the lock. This needs 15321 * to be straightened out. 15322 */ 15323 // writer 15324 synchronized (mPackages) { 15325 retCode = PackageManager.INSTALL_SUCCEEDED; 15326 pkgList.add(pkg.packageName); 15327 // Post process args 15328 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15329 pkg.applicationInfo.uid); 15330 } 15331 } else { 15332 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15333 } 15334 } 15335 15336 } finally { 15337 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15338 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15339 } 15340 } 15341 } 15342 // writer 15343 synchronized (mPackages) { 15344 // If the platform SDK has changed since the last time we booted, 15345 // we need to re-grant app permission to catch any new ones that 15346 // appear. This is really a hack, and means that apps can in some 15347 // cases get permissions that the user didn't initially explicitly 15348 // allow... it would be nice to have some better way to handle 15349 // this situation. 15350 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15351 if (regrantPermissions) 15352 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15353 + mSdkVersion + "; regranting permissions for external storage"); 15354 mSettings.mExternalSdkPlatform = mSdkVersion; 15355 15356 // Make sure group IDs have been assigned, and any permission 15357 // changes in other apps are accounted for 15358 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15359 | (regrantPermissions 15360 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15361 : 0)); 15362 15363 mSettings.updateExternalDatabaseVersion(); 15364 15365 // can downgrade to reader 15366 // Persist settings 15367 mSettings.writeLPr(); 15368 } 15369 // Send a broadcast to let everyone know we are done processing 15370 if (pkgList.size() > 0) { 15371 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15372 } 15373 } 15374 15375 /* 15376 * Utility method to unload a list of specified containers 15377 */ 15378 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15379 // Just unmount all valid containers. 15380 for (AsecInstallArgs arg : cidArgs) { 15381 synchronized (mInstallLock) { 15382 arg.doPostDeleteLI(false); 15383 } 15384 } 15385 } 15386 15387 /* 15388 * Unload packages mounted on external media. This involves deleting package 15389 * data from internal structures, sending broadcasts about diabled packages, 15390 * gc'ing to free up references, unmounting all secure containers 15391 * corresponding to packages on external media, and posting a 15392 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15393 * that we always have to post this message if status has been requested no 15394 * matter what. 15395 */ 15396 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15397 final boolean reportStatus) { 15398 if (DEBUG_SD_INSTALL) 15399 Log.i(TAG, "unloading media packages"); 15400 ArrayList<String> pkgList = new ArrayList<String>(); 15401 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15402 final Set<AsecInstallArgs> keys = processCids.keySet(); 15403 for (AsecInstallArgs args : keys) { 15404 String pkgName = args.getPackageName(); 15405 if (DEBUG_SD_INSTALL) 15406 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15407 // Delete package internally 15408 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15409 synchronized (mInstallLock) { 15410 boolean res = deletePackageLI(pkgName, null, false, null, null, 15411 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15412 if (res) { 15413 pkgList.add(pkgName); 15414 } else { 15415 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15416 failedList.add(args); 15417 } 15418 } 15419 } 15420 15421 // reader 15422 synchronized (mPackages) { 15423 // We didn't update the settings after removing each package; 15424 // write them now for all packages. 15425 mSettings.writeLPr(); 15426 } 15427 15428 // We have to absolutely send UPDATED_MEDIA_STATUS only 15429 // after confirming that all the receivers processed the ordered 15430 // broadcast when packages get disabled, force a gc to clean things up. 15431 // and unload all the containers. 15432 if (pkgList.size() > 0) { 15433 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15434 new IIntentReceiver.Stub() { 15435 public void performReceive(Intent intent, int resultCode, String data, 15436 Bundle extras, boolean ordered, boolean sticky, 15437 int sendingUser) throws RemoteException { 15438 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15439 reportStatus ? 1 : 0, 1, keys); 15440 mHandler.sendMessage(msg); 15441 } 15442 }); 15443 } else { 15444 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15445 keys); 15446 mHandler.sendMessage(msg); 15447 } 15448 } 15449 15450 private void loadPrivatePackages(VolumeInfo vol) { 15451 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15452 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15453 synchronized (mInstallLock) { 15454 synchronized (mPackages) { 15455 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15456 for (PackageSetting ps : packages) { 15457 final PackageParser.Package pkg; 15458 try { 15459 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15460 loaded.add(pkg.applicationInfo); 15461 } catch (PackageManagerException e) { 15462 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15463 } 15464 } 15465 15466 // TODO: regrant any permissions that changed based since original install 15467 15468 mSettings.writeLPr(); 15469 } 15470 } 15471 15472 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15473 sendResourcesChangedBroadcast(true, false, loaded, null); 15474 } 15475 15476 private void unloadPrivatePackages(VolumeInfo vol) { 15477 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15478 synchronized (mInstallLock) { 15479 synchronized (mPackages) { 15480 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15481 for (PackageSetting ps : packages) { 15482 if (ps.pkg == null) continue; 15483 15484 final ApplicationInfo info = ps.pkg.applicationInfo; 15485 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15486 if (deletePackageLI(ps.name, null, false, null, null, 15487 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15488 unloaded.add(info); 15489 } else { 15490 Slog.w(TAG, "Failed to unload " + ps.codePath); 15491 } 15492 } 15493 15494 mSettings.writeLPr(); 15495 } 15496 } 15497 15498 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15499 sendResourcesChangedBroadcast(false, false, unloaded, null); 15500 } 15501 15502 /** 15503 * Examine all users present on given mounted volume, and destroy data 15504 * belonging to users that are no longer valid, or whose user ID has been 15505 * recycled. 15506 */ 15507 private void reconcileUsers(String volumeUuid) { 15508 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15509 if (ArrayUtils.isEmpty(files)) { 15510 Slog.d(TAG, "No users found on " + volumeUuid); 15511 return; 15512 } 15513 15514 for (File file : files) { 15515 if (!file.isDirectory()) continue; 15516 15517 final int userId; 15518 final UserInfo info; 15519 try { 15520 userId = Integer.parseInt(file.getName()); 15521 info = sUserManager.getUserInfo(userId); 15522 } catch (NumberFormatException e) { 15523 Slog.w(TAG, "Invalid user directory " + file); 15524 continue; 15525 } 15526 15527 boolean destroyUser = false; 15528 if (info == null) { 15529 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15530 + " because no matching user was found"); 15531 destroyUser = true; 15532 } else { 15533 try { 15534 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15535 } catch (IOException e) { 15536 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15537 + " because we failed to enforce serial number: " + e); 15538 destroyUser = true; 15539 } 15540 } 15541 15542 if (destroyUser) { 15543 synchronized (mInstallLock) { 15544 mInstaller.removeUserDataDirs(volumeUuid, userId); 15545 } 15546 } 15547 } 15548 15549 final UserManager um = mContext.getSystemService(UserManager.class); 15550 for (UserInfo user : um.getUsers()) { 15551 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15552 if (userDir.exists()) continue; 15553 15554 try { 15555 UserManagerService.prepareUserDirectory(userDir); 15556 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15557 } catch (IOException e) { 15558 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15559 } 15560 } 15561 } 15562 15563 /** 15564 * Examine all apps present on given mounted volume, and destroy apps that 15565 * aren't expected, either due to uninstallation or reinstallation on 15566 * another volume. 15567 */ 15568 private void reconcileApps(String volumeUuid) { 15569 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15570 if (ArrayUtils.isEmpty(files)) { 15571 Slog.d(TAG, "No apps found on " + volumeUuid); 15572 return; 15573 } 15574 15575 for (File file : files) { 15576 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15577 && !PackageInstallerService.isStageName(file.getName()); 15578 if (!isPackage) { 15579 // Ignore entries which are not packages 15580 continue; 15581 } 15582 15583 boolean destroyApp = false; 15584 String packageName = null; 15585 try { 15586 final PackageLite pkg = PackageParser.parsePackageLite(file, 15587 PackageParser.PARSE_MUST_BE_APK); 15588 packageName = pkg.packageName; 15589 15590 synchronized (mPackages) { 15591 final PackageSetting ps = mSettings.mPackages.get(packageName); 15592 if (ps == null) { 15593 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15594 + volumeUuid + " because we found no install record"); 15595 destroyApp = true; 15596 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15597 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15598 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15599 destroyApp = true; 15600 } 15601 } 15602 15603 } catch (PackageParserException e) { 15604 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15605 destroyApp = true; 15606 } 15607 15608 if (destroyApp) { 15609 synchronized (mInstallLock) { 15610 if (packageName != null) { 15611 removeDataDirsLI(volumeUuid, packageName); 15612 } 15613 if (file.isDirectory()) { 15614 mInstaller.rmPackageDir(file.getAbsolutePath()); 15615 } else { 15616 file.delete(); 15617 } 15618 } 15619 } 15620 } 15621 } 15622 15623 private void unfreezePackage(String packageName) { 15624 synchronized (mPackages) { 15625 final PackageSetting ps = mSettings.mPackages.get(packageName); 15626 if (ps != null) { 15627 ps.frozen = false; 15628 } 15629 } 15630 } 15631 15632 @Override 15633 public int movePackage(final String packageName, final String volumeUuid) { 15634 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15635 15636 final int moveId = mNextMoveId.getAndIncrement(); 15637 try { 15638 movePackageInternal(packageName, volumeUuid, moveId); 15639 } catch (PackageManagerException e) { 15640 Slog.w(TAG, "Failed to move " + packageName, e); 15641 mMoveCallbacks.notifyStatusChanged(moveId, 15642 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15643 } 15644 return moveId; 15645 } 15646 15647 private void movePackageInternal(final String packageName, final String volumeUuid, 15648 final int moveId) throws PackageManagerException { 15649 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15650 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15651 final PackageManager pm = mContext.getPackageManager(); 15652 15653 final boolean currentAsec; 15654 final String currentVolumeUuid; 15655 final File codeFile; 15656 final String installerPackageName; 15657 final String packageAbiOverride; 15658 final int appId; 15659 final String seinfo; 15660 final String label; 15661 15662 // reader 15663 synchronized (mPackages) { 15664 final PackageParser.Package pkg = mPackages.get(packageName); 15665 final PackageSetting ps = mSettings.mPackages.get(packageName); 15666 if (pkg == null || ps == null) { 15667 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15668 } 15669 15670 if (pkg.applicationInfo.isSystemApp()) { 15671 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15672 "Cannot move system application"); 15673 } 15674 15675 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15676 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15677 "Package already moved to " + volumeUuid); 15678 } 15679 15680 final File probe = new File(pkg.codePath); 15681 final File probeOat = new File(probe, "oat"); 15682 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15683 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15684 "Move only supported for modern cluster style installs"); 15685 } 15686 15687 if (ps.frozen) { 15688 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15689 "Failed to move already frozen package"); 15690 } 15691 ps.frozen = true; 15692 15693 currentAsec = pkg.applicationInfo.isForwardLocked() 15694 || pkg.applicationInfo.isExternalAsec(); 15695 currentVolumeUuid = ps.volumeUuid; 15696 codeFile = new File(pkg.codePath); 15697 installerPackageName = ps.installerPackageName; 15698 packageAbiOverride = ps.cpuAbiOverrideString; 15699 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15700 seinfo = pkg.applicationInfo.seinfo; 15701 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15702 } 15703 15704 // Now that we're guarded by frozen state, kill app during move 15705 killApplication(packageName, appId, "move pkg"); 15706 15707 final Bundle extras = new Bundle(); 15708 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15709 extras.putString(Intent.EXTRA_TITLE, label); 15710 mMoveCallbacks.notifyCreated(moveId, extras); 15711 15712 int installFlags; 15713 final boolean moveCompleteApp; 15714 final File measurePath; 15715 15716 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15717 installFlags = INSTALL_INTERNAL; 15718 moveCompleteApp = !currentAsec; 15719 measurePath = Environment.getDataAppDirectory(volumeUuid); 15720 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15721 installFlags = INSTALL_EXTERNAL; 15722 moveCompleteApp = false; 15723 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15724 } else { 15725 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15726 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15727 || !volume.isMountedWritable()) { 15728 unfreezePackage(packageName); 15729 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15730 "Move location not mounted private volume"); 15731 } 15732 15733 Preconditions.checkState(!currentAsec); 15734 15735 installFlags = INSTALL_INTERNAL; 15736 moveCompleteApp = true; 15737 measurePath = Environment.getDataAppDirectory(volumeUuid); 15738 } 15739 15740 final PackageStats stats = new PackageStats(null, -1); 15741 synchronized (mInstaller) { 15742 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15743 unfreezePackage(packageName); 15744 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15745 "Failed to measure package size"); 15746 } 15747 } 15748 15749 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15750 + stats.dataSize); 15751 15752 final long startFreeBytes = measurePath.getFreeSpace(); 15753 final long sizeBytes; 15754 if (moveCompleteApp) { 15755 sizeBytes = stats.codeSize + stats.dataSize; 15756 } else { 15757 sizeBytes = stats.codeSize; 15758 } 15759 15760 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15761 unfreezePackage(packageName); 15762 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15763 "Not enough free space to move"); 15764 } 15765 15766 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15767 15768 final CountDownLatch installedLatch = new CountDownLatch(1); 15769 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15770 @Override 15771 public void onUserActionRequired(Intent intent) throws RemoteException { 15772 throw new IllegalStateException(); 15773 } 15774 15775 @Override 15776 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15777 Bundle extras) throws RemoteException { 15778 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15779 + PackageManager.installStatusToString(returnCode, msg)); 15780 15781 installedLatch.countDown(); 15782 15783 // Regardless of success or failure of the move operation, 15784 // always unfreeze the package 15785 unfreezePackage(packageName); 15786 15787 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15788 switch (status) { 15789 case PackageInstaller.STATUS_SUCCESS: 15790 mMoveCallbacks.notifyStatusChanged(moveId, 15791 PackageManager.MOVE_SUCCEEDED); 15792 break; 15793 case PackageInstaller.STATUS_FAILURE_STORAGE: 15794 mMoveCallbacks.notifyStatusChanged(moveId, 15795 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15796 break; 15797 default: 15798 mMoveCallbacks.notifyStatusChanged(moveId, 15799 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15800 break; 15801 } 15802 } 15803 }; 15804 15805 final MoveInfo move; 15806 if (moveCompleteApp) { 15807 // Kick off a thread to report progress estimates 15808 new Thread() { 15809 @Override 15810 public void run() { 15811 while (true) { 15812 try { 15813 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15814 break; 15815 } 15816 } catch (InterruptedException ignored) { 15817 } 15818 15819 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15820 final int progress = 10 + (int) MathUtils.constrain( 15821 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15822 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15823 } 15824 } 15825 }.start(); 15826 15827 final String dataAppName = codeFile.getName(); 15828 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15829 dataAppName, appId, seinfo); 15830 } else { 15831 move = null; 15832 } 15833 15834 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15835 15836 final Message msg = mHandler.obtainMessage(INIT_COPY); 15837 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15838 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15839 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15840 mHandler.sendMessage(msg); 15841 } 15842 15843 @Override 15844 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15845 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15846 15847 final int realMoveId = mNextMoveId.getAndIncrement(); 15848 final Bundle extras = new Bundle(); 15849 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15850 mMoveCallbacks.notifyCreated(realMoveId, extras); 15851 15852 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15853 @Override 15854 public void onCreated(int moveId, Bundle extras) { 15855 // Ignored 15856 } 15857 15858 @Override 15859 public void onStatusChanged(int moveId, int status, long estMillis) { 15860 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15861 } 15862 }; 15863 15864 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15865 storage.setPrimaryStorageUuid(volumeUuid, callback); 15866 return realMoveId; 15867 } 15868 15869 @Override 15870 public int getMoveStatus(int moveId) { 15871 mContext.enforceCallingOrSelfPermission( 15872 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15873 return mMoveCallbacks.mLastStatus.get(moveId); 15874 } 15875 15876 @Override 15877 public void registerMoveCallback(IPackageMoveObserver callback) { 15878 mContext.enforceCallingOrSelfPermission( 15879 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15880 mMoveCallbacks.register(callback); 15881 } 15882 15883 @Override 15884 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15885 mContext.enforceCallingOrSelfPermission( 15886 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15887 mMoveCallbacks.unregister(callback); 15888 } 15889 15890 @Override 15891 public boolean setInstallLocation(int loc) { 15892 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15893 null); 15894 if (getInstallLocation() == loc) { 15895 return true; 15896 } 15897 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15898 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15899 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15900 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15901 return true; 15902 } 15903 return false; 15904 } 15905 15906 @Override 15907 public int getInstallLocation() { 15908 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15909 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15910 PackageHelper.APP_INSTALL_AUTO); 15911 } 15912 15913 /** Called by UserManagerService */ 15914 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15915 mDirtyUsers.remove(userHandle); 15916 mSettings.removeUserLPw(userHandle); 15917 mPendingBroadcasts.remove(userHandle); 15918 if (mInstaller != null) { 15919 // Technically, we shouldn't be doing this with the package lock 15920 // held. However, this is very rare, and there is already so much 15921 // other disk I/O going on, that we'll let it slide for now. 15922 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15923 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15924 final String volumeUuid = vol.getFsUuid(); 15925 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15926 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15927 } 15928 } 15929 mUserNeedsBadging.delete(userHandle); 15930 removeUnusedPackagesLILPw(userManager, userHandle); 15931 } 15932 15933 /** 15934 * We're removing userHandle and would like to remove any downloaded packages 15935 * that are no longer in use by any other user. 15936 * @param userHandle the user being removed 15937 */ 15938 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15939 final boolean DEBUG_CLEAN_APKS = false; 15940 int [] users = userManager.getUserIdsLPr(); 15941 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15942 while (psit.hasNext()) { 15943 PackageSetting ps = psit.next(); 15944 if (ps.pkg == null) { 15945 continue; 15946 } 15947 final String packageName = ps.pkg.packageName; 15948 // Skip over if system app 15949 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15950 continue; 15951 } 15952 if (DEBUG_CLEAN_APKS) { 15953 Slog.i(TAG, "Checking package " + packageName); 15954 } 15955 boolean keep = false; 15956 for (int i = 0; i < users.length; i++) { 15957 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15958 keep = true; 15959 if (DEBUG_CLEAN_APKS) { 15960 Slog.i(TAG, " Keeping package " + packageName + " for user " 15961 + users[i]); 15962 } 15963 break; 15964 } 15965 } 15966 if (!keep) { 15967 if (DEBUG_CLEAN_APKS) { 15968 Slog.i(TAG, " Removing package " + packageName); 15969 } 15970 mHandler.post(new Runnable() { 15971 public void run() { 15972 deletePackageX(packageName, userHandle, 0); 15973 } //end run 15974 }); 15975 } 15976 } 15977 } 15978 15979 /** Called by UserManagerService */ 15980 void createNewUserLILPw(int userHandle) { 15981 if (mInstaller != null) { 15982 mInstaller.createUserConfig(userHandle); 15983 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15984 applyFactoryDefaultBrowserLPw(userHandle); 15985 primeDomainVerificationsLPw(userHandle); 15986 } 15987 } 15988 15989 void newUserCreated(final int userHandle) { 15990 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15991 } 15992 15993 @Override 15994 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15995 mContext.enforceCallingOrSelfPermission( 15996 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15997 "Only package verification agents can read the verifier device identity"); 15998 15999 synchronized (mPackages) { 16000 return mSettings.getVerifierDeviceIdentityLPw(); 16001 } 16002 } 16003 16004 @Override 16005 public void setPermissionEnforced(String permission, boolean enforced) { 16006 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 16007 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16008 synchronized (mPackages) { 16009 if (mSettings.mReadExternalStorageEnforced == null 16010 || mSettings.mReadExternalStorageEnforced != enforced) { 16011 mSettings.mReadExternalStorageEnforced = enforced; 16012 mSettings.writeLPr(); 16013 } 16014 } 16015 // kill any non-foreground processes so we restart them and 16016 // grant/revoke the GID. 16017 final IActivityManager am = ActivityManagerNative.getDefault(); 16018 if (am != null) { 16019 final long token = Binder.clearCallingIdentity(); 16020 try { 16021 am.killProcessesBelowForeground("setPermissionEnforcement"); 16022 } catch (RemoteException e) { 16023 } finally { 16024 Binder.restoreCallingIdentity(token); 16025 } 16026 } 16027 } else { 16028 throw new IllegalArgumentException("No selective enforcement for " + permission); 16029 } 16030 } 16031 16032 @Override 16033 @Deprecated 16034 public boolean isPermissionEnforced(String permission) { 16035 return true; 16036 } 16037 16038 @Override 16039 public boolean isStorageLow() { 16040 final long token = Binder.clearCallingIdentity(); 16041 try { 16042 final DeviceStorageMonitorInternal 16043 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16044 if (dsm != null) { 16045 return dsm.isMemoryLow(); 16046 } else { 16047 return false; 16048 } 16049 } finally { 16050 Binder.restoreCallingIdentity(token); 16051 } 16052 } 16053 16054 @Override 16055 public IPackageInstaller getPackageInstaller() { 16056 return mInstallerService; 16057 } 16058 16059 private boolean userNeedsBadging(int userId) { 16060 int index = mUserNeedsBadging.indexOfKey(userId); 16061 if (index < 0) { 16062 final UserInfo userInfo; 16063 final long token = Binder.clearCallingIdentity(); 16064 try { 16065 userInfo = sUserManager.getUserInfo(userId); 16066 } finally { 16067 Binder.restoreCallingIdentity(token); 16068 } 16069 final boolean b; 16070 if (userInfo != null && userInfo.isManagedProfile()) { 16071 b = true; 16072 } else { 16073 b = false; 16074 } 16075 mUserNeedsBadging.put(userId, b); 16076 return b; 16077 } 16078 return mUserNeedsBadging.valueAt(index); 16079 } 16080 16081 @Override 16082 public KeySet getKeySetByAlias(String packageName, String alias) { 16083 if (packageName == null || alias == null) { 16084 return null; 16085 } 16086 synchronized(mPackages) { 16087 final PackageParser.Package pkg = mPackages.get(packageName); 16088 if (pkg == null) { 16089 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16090 throw new IllegalArgumentException("Unknown package: " + packageName); 16091 } 16092 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16093 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16094 } 16095 } 16096 16097 @Override 16098 public KeySet getSigningKeySet(String packageName) { 16099 if (packageName == null) { 16100 return null; 16101 } 16102 synchronized(mPackages) { 16103 final PackageParser.Package pkg = mPackages.get(packageName); 16104 if (pkg == null) { 16105 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16106 throw new IllegalArgumentException("Unknown package: " + packageName); 16107 } 16108 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16109 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16110 throw new SecurityException("May not access signing KeySet of other apps."); 16111 } 16112 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16113 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16114 } 16115 } 16116 16117 @Override 16118 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16119 if (packageName == null || ks == null) { 16120 return false; 16121 } 16122 synchronized(mPackages) { 16123 final PackageParser.Package pkg = mPackages.get(packageName); 16124 if (pkg == null) { 16125 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16126 throw new IllegalArgumentException("Unknown package: " + packageName); 16127 } 16128 IBinder ksh = ks.getToken(); 16129 if (ksh instanceof KeySetHandle) { 16130 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16131 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16132 } 16133 return false; 16134 } 16135 } 16136 16137 @Override 16138 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16139 if (packageName == null || ks == null) { 16140 return false; 16141 } 16142 synchronized(mPackages) { 16143 final PackageParser.Package pkg = mPackages.get(packageName); 16144 if (pkg == null) { 16145 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16146 throw new IllegalArgumentException("Unknown package: " + packageName); 16147 } 16148 IBinder ksh = ks.getToken(); 16149 if (ksh instanceof KeySetHandle) { 16150 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16151 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16152 } 16153 return false; 16154 } 16155 } 16156 16157 public void getUsageStatsIfNoPackageUsageInfo() { 16158 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16159 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16160 if (usm == null) { 16161 throw new IllegalStateException("UsageStatsManager must be initialized"); 16162 } 16163 long now = System.currentTimeMillis(); 16164 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16165 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16166 String packageName = entry.getKey(); 16167 PackageParser.Package pkg = mPackages.get(packageName); 16168 if (pkg == null) { 16169 continue; 16170 } 16171 UsageStats usage = entry.getValue(); 16172 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16173 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16174 } 16175 } 16176 } 16177 16178 /** 16179 * Check and throw if the given before/after packages would be considered a 16180 * downgrade. 16181 */ 16182 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16183 throws PackageManagerException { 16184 if (after.versionCode < before.mVersionCode) { 16185 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16186 "Update version code " + after.versionCode + " is older than current " 16187 + before.mVersionCode); 16188 } else if (after.versionCode == before.mVersionCode) { 16189 if (after.baseRevisionCode < before.baseRevisionCode) { 16190 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16191 "Update base revision code " + after.baseRevisionCode 16192 + " is older than current " + before.baseRevisionCode); 16193 } 16194 16195 if (!ArrayUtils.isEmpty(after.splitNames)) { 16196 for (int i = 0; i < after.splitNames.length; i++) { 16197 final String splitName = after.splitNames[i]; 16198 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16199 if (j != -1) { 16200 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16201 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16202 "Update split " + splitName + " revision code " 16203 + after.splitRevisionCodes[i] + " is older than current " 16204 + before.splitRevisionCodes[j]); 16205 } 16206 } 16207 } 16208 } 16209 } 16210 } 16211 16212 private static class MoveCallbacks extends Handler { 16213 private static final int MSG_CREATED = 1; 16214 private static final int MSG_STATUS_CHANGED = 2; 16215 16216 private final RemoteCallbackList<IPackageMoveObserver> 16217 mCallbacks = new RemoteCallbackList<>(); 16218 16219 private final SparseIntArray mLastStatus = new SparseIntArray(); 16220 16221 public MoveCallbacks(Looper looper) { 16222 super(looper); 16223 } 16224 16225 public void register(IPackageMoveObserver callback) { 16226 mCallbacks.register(callback); 16227 } 16228 16229 public void unregister(IPackageMoveObserver callback) { 16230 mCallbacks.unregister(callback); 16231 } 16232 16233 @Override 16234 public void handleMessage(Message msg) { 16235 final SomeArgs args = (SomeArgs) msg.obj; 16236 final int n = mCallbacks.beginBroadcast(); 16237 for (int i = 0; i < n; i++) { 16238 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16239 try { 16240 invokeCallback(callback, msg.what, args); 16241 } catch (RemoteException ignored) { 16242 } 16243 } 16244 mCallbacks.finishBroadcast(); 16245 args.recycle(); 16246 } 16247 16248 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16249 throws RemoteException { 16250 switch (what) { 16251 case MSG_CREATED: { 16252 callback.onCreated(args.argi1, (Bundle) args.arg2); 16253 break; 16254 } 16255 case MSG_STATUS_CHANGED: { 16256 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16257 break; 16258 } 16259 } 16260 } 16261 16262 private void notifyCreated(int moveId, Bundle extras) { 16263 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16264 16265 final SomeArgs args = SomeArgs.obtain(); 16266 args.argi1 = moveId; 16267 args.arg2 = extras; 16268 obtainMessage(MSG_CREATED, args).sendToTarget(); 16269 } 16270 16271 private void notifyStatusChanged(int moveId, int status) { 16272 notifyStatusChanged(moveId, status, -1); 16273 } 16274 16275 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16276 Slog.v(TAG, "Move " + moveId + " status " + status); 16277 16278 final SomeArgs args = SomeArgs.obtain(); 16279 args.argi1 = moveId; 16280 args.argi2 = status; 16281 args.arg3 = estMillis; 16282 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16283 16284 synchronized (mLastStatus) { 16285 mLastStatus.put(moveId, status); 16286 } 16287 } 16288 } 16289 16290 private final class OnPermissionChangeListeners extends Handler { 16291 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16292 16293 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16294 new RemoteCallbackList<>(); 16295 16296 public OnPermissionChangeListeners(Looper looper) { 16297 super(looper); 16298 } 16299 16300 @Override 16301 public void handleMessage(Message msg) { 16302 switch (msg.what) { 16303 case MSG_ON_PERMISSIONS_CHANGED: { 16304 final int uid = msg.arg1; 16305 handleOnPermissionsChanged(uid); 16306 } break; 16307 } 16308 } 16309 16310 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16311 mPermissionListeners.register(listener); 16312 16313 } 16314 16315 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16316 mPermissionListeners.unregister(listener); 16317 } 16318 16319 public void onPermissionsChanged(int uid) { 16320 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16321 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16322 } 16323 } 16324 16325 private void handleOnPermissionsChanged(int uid) { 16326 final int count = mPermissionListeners.beginBroadcast(); 16327 try { 16328 for (int i = 0; i < count; i++) { 16329 IOnPermissionsChangeListener callback = mPermissionListeners 16330 .getBroadcastItem(i); 16331 try { 16332 callback.onPermissionsChanged(uid); 16333 } catch (RemoteException e) { 16334 Log.e(TAG, "Permission listener is dead", e); 16335 } 16336 } 16337 } finally { 16338 mPermissionListeners.finishBroadcast(); 16339 } 16340 } 16341 } 16342 16343 private class PackageManagerInternalImpl extends PackageManagerInternal { 16344 @Override 16345 public void setLocationPackagesProvider(PackagesProvider provider) { 16346 synchronized (mPackages) { 16347 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16348 } 16349 } 16350 16351 @Override 16352 public void setImePackagesProvider(PackagesProvider provider) { 16353 synchronized (mPackages) { 16354 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16355 } 16356 } 16357 16358 @Override 16359 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16360 synchronized (mPackages) { 16361 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16362 } 16363 } 16364 16365 @Override 16366 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16367 synchronized (mPackages) { 16368 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16369 } 16370 } 16371 16372 @Override 16373 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16374 synchronized (mPackages) { 16375 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16376 } 16377 } 16378 16379 @Override 16380 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16381 synchronized (mPackages) { 16382 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16383 } 16384 } 16385 16386 @Override 16387 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16388 synchronized (mPackages) { 16389 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16390 packageName, userId); 16391 } 16392 } 16393 16394 @Override 16395 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16396 synchronized (mPackages) { 16397 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16398 packageName, userId); 16399 } 16400 } 16401 } 16402 16403 @Override 16404 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16405 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16406 synchronized (mPackages) { 16407 final long identity = Binder.clearCallingIdentity(); 16408 try { 16409 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16410 packageNames, userId); 16411 } finally { 16412 Binder.restoreCallingIdentity(identity); 16413 } 16414 } 16415 } 16416 16417 private static void enforceSystemOrPhoneCaller(String tag) { 16418 int callingUid = Binder.getCallingUid(); 16419 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16420 throw new SecurityException( 16421 "Cannot call " + tag + " from UID " + callingUid); 16422 } 16423 } 16424} 16425