PackageManagerService.java revision cfbfafe1b9ca2fd135a4fb6b528b3829830803bf
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.pm.Settings.VersionInfo; 228import com.android.server.storage.DeviceStorageMonitorInternal; 229 230import org.xmlpull.v1.XmlPullParser; 231import org.xmlpull.v1.XmlPullParserException; 232import org.xmlpull.v1.XmlSerializer; 233 234import java.io.BufferedInputStream; 235import java.io.BufferedOutputStream; 236import java.io.BufferedReader; 237import java.io.ByteArrayInputStream; 238import java.io.ByteArrayOutputStream; 239import java.io.File; 240import java.io.FileDescriptor; 241import java.io.FileNotFoundException; 242import java.io.FileOutputStream; 243import java.io.FileReader; 244import java.io.FilenameFilter; 245import java.io.IOException; 246import java.io.InputStream; 247import java.io.PrintWriter; 248import java.nio.charset.StandardCharsets; 249import java.security.NoSuchAlgorithmException; 250import java.security.PublicKey; 251import java.security.cert.CertificateEncodingException; 252import java.security.cert.CertificateException; 253import java.text.SimpleDateFormat; 254import java.util.ArrayList; 255import java.util.Arrays; 256import java.util.Collection; 257import java.util.Collections; 258import java.util.Comparator; 259import java.util.Date; 260import java.util.Iterator; 261import java.util.List; 262import java.util.Map; 263import java.util.Objects; 264import java.util.Set; 265import java.util.concurrent.CountDownLatch; 266import java.util.concurrent.TimeUnit; 267import java.util.concurrent.atomic.AtomicBoolean; 268import java.util.concurrent.atomic.AtomicInteger; 269import java.util.concurrent.atomic.AtomicLong; 270 271/** 272 * Keep track of all those .apks everywhere. 273 * 274 * This is very central to the platform's security; please run the unit 275 * tests whenever making modifications here: 276 * 277mmm frameworks/base/tests/AndroidTests 278adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 279adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 280 * 281 * {@hide} 282 */ 283public class PackageManagerService extends IPackageManager.Stub { 284 static final String TAG = "PackageManager"; 285 static final boolean DEBUG_SETTINGS = false; 286 static final boolean DEBUG_PREFERRED = false; 287 static final boolean DEBUG_UPGRADE = false; 288 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 289 private static final boolean DEBUG_BACKUP = false; 290 private static final boolean DEBUG_INSTALL = false; 291 private static final boolean DEBUG_REMOVE = false; 292 private static final boolean DEBUG_BROADCASTS = false; 293 private static final boolean DEBUG_SHOW_INFO = false; 294 private static final boolean DEBUG_PACKAGE_INFO = false; 295 private static final boolean DEBUG_INTENT_MATCHING = false; 296 private static final boolean DEBUG_PACKAGE_SCANNING = false; 297 private static final boolean DEBUG_VERIFY = false; 298 private static final boolean DEBUG_DEXOPT = false; 299 private static final boolean DEBUG_ABI_SELECTION = false; 300 301 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 302 303 private static final int RADIO_UID = Process.PHONE_UID; 304 private static final int LOG_UID = Process.LOG_UID; 305 private static final int NFC_UID = Process.NFC_UID; 306 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 307 private static final int SHELL_UID = Process.SHELL_UID; 308 309 // Cap the size of permission trees that 3rd party apps can define 310 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 311 312 // Suffix used during package installation when copying/moving 313 // package apks to install directory. 314 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 315 316 static final int SCAN_NO_DEX = 1<<1; 317 static final int SCAN_FORCE_DEX = 1<<2; 318 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 319 static final int SCAN_NEW_INSTALL = 1<<4; 320 static final int SCAN_NO_PATHS = 1<<5; 321 static final int SCAN_UPDATE_TIME = 1<<6; 322 static final int SCAN_DEFER_DEX = 1<<7; 323 static final int SCAN_BOOTING = 1<<8; 324 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 325 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 326 static final int SCAN_REQUIRE_KNOWN = 1<<12; 327 static final int SCAN_MOVE = 1<<13; 328 static final int SCAN_INITIAL = 1<<14; 329 330 static final int REMOVE_CHATTY = 1<<16; 331 332 private static final int[] EMPTY_INT_ARRAY = new int[0]; 333 334 /** 335 * Timeout (in milliseconds) after which the watchdog should declare that 336 * our handler thread is wedged. The usual default for such things is one 337 * minute but we sometimes do very lengthy I/O operations on this thread, 338 * such as installing multi-gigabyte applications, so ours needs to be longer. 339 */ 340 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 341 342 /** 343 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 344 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 345 * settings entry if available, otherwise we use the hardcoded default. If it's been 346 * more than this long since the last fstrim, we force one during the boot sequence. 347 * 348 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 349 * one gets run at the next available charging+idle time. This final mandatory 350 * no-fstrim check kicks in only of the other scheduling criteria is never met. 351 */ 352 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 353 354 /** 355 * Whether verification is enabled by default. 356 */ 357 private static final boolean DEFAULT_VERIFY_ENABLE = true; 358 359 /** 360 * The default maximum time to wait for the verification agent to return in 361 * milliseconds. 362 */ 363 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 364 365 /** 366 * The default response for package verification timeout. 367 * 368 * This can be either PackageManager.VERIFICATION_ALLOW or 369 * PackageManager.VERIFICATION_REJECT. 370 */ 371 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 372 373 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 374 375 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 376 DEFAULT_CONTAINER_PACKAGE, 377 "com.android.defcontainer.DefaultContainerService"); 378 379 private static final String KILL_APP_REASON_GIDS_CHANGED = 380 "permission grant or revoke changed gids"; 381 382 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 383 "permissions revoked"; 384 385 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 386 387 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 388 389 /** Permission grant: not grant the permission. */ 390 private static final int GRANT_DENIED = 1; 391 392 /** Permission grant: grant the permission as an install permission. */ 393 private static final int GRANT_INSTALL = 2; 394 395 /** Permission grant: grant the permission as an install permission for a legacy app. */ 396 private static final int GRANT_INSTALL_LEGACY = 3; 397 398 /** Permission grant: grant the permission as a runtime one. */ 399 private static final int GRANT_RUNTIME = 4; 400 401 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 402 private static final int GRANT_UPGRADE = 5; 403 404 /** Canonical intent used to identify what counts as a "web browser" app */ 405 private static final Intent sBrowserIntent; 406 static { 407 sBrowserIntent = new Intent(); 408 sBrowserIntent.setAction(Intent.ACTION_VIEW); 409 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 410 sBrowserIntent.setData(Uri.parse("http:")); 411 } 412 413 final ServiceThread mHandlerThread; 414 415 final PackageHandler mHandler; 416 417 /** 418 * Messages for {@link #mHandler} that need to wait for system ready before 419 * being dispatched. 420 */ 421 private ArrayList<Message> mPostSystemReadyMessages; 422 423 final int mSdkVersion = Build.VERSION.SDK_INT; 424 425 final Context mContext; 426 final boolean mFactoryTest; 427 final boolean mOnlyCore; 428 final boolean mLazyDexOpt; 429 final long mDexOptLRUThresholdInMills; 430 final DisplayMetrics mMetrics; 431 final int mDefParseFlags; 432 final String[] mSeparateProcesses; 433 final boolean mIsUpgrade; 434 435 // This is where all application persistent data goes. 436 final File mAppDataDir; 437 438 // This is where all application persistent data goes for secondary users. 439 final File mUserAppDataDir; 440 441 /** The location for ASEC container files on internal storage. */ 442 final String mAsecInternalPath; 443 444 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 445 // LOCK HELD. Can be called with mInstallLock held. 446 @GuardedBy("mInstallLock") 447 final Installer mInstaller; 448 449 /** Directory where installed third-party apps stored */ 450 final File mAppInstallDir; 451 452 /** 453 * Directory to which applications installed internally have their 454 * 32 bit native libraries copied. 455 */ 456 private File mAppLib32InstallDir; 457 458 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 459 // apps. 460 final File mDrmAppPrivateInstallDir; 461 462 // ---------------------------------------------------------------- 463 464 // Lock for state used when installing and doing other long running 465 // operations. Methods that must be called with this lock held have 466 // the suffix "LI". 467 final Object mInstallLock = new Object(); 468 469 // ---------------------------------------------------------------- 470 471 // Keys are String (package name), values are Package. This also serves 472 // as the lock for the global state. Methods that must be called with 473 // this lock held have the prefix "LP". 474 @GuardedBy("mPackages") 475 final ArrayMap<String, PackageParser.Package> mPackages = 476 new ArrayMap<String, PackageParser.Package>(); 477 478 // Tracks available target package names -> overlay package paths. 479 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 480 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 481 482 /** 483 * Tracks new system packages [receiving in an OTA] that we expect to 484 * find updated user-installed versions. Keys are package name, values 485 * are package location. 486 */ 487 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 488 489 final Settings mSettings; 490 boolean mRestoredSettings; 491 492 // System configuration read by SystemConfig. 493 final int[] mGlobalGids; 494 final SparseArray<ArraySet<String>> mSystemPermissions; 495 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 496 497 // If mac_permissions.xml was found for seinfo labeling. 498 boolean mFoundPolicyFile; 499 500 // If a recursive restorecon of /data/data/<pkg> is needed. 501 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 502 503 public static final class SharedLibraryEntry { 504 public final String path; 505 public final String apk; 506 507 SharedLibraryEntry(String _path, String _apk) { 508 path = _path; 509 apk = _apk; 510 } 511 } 512 513 // Currently known shared libraries. 514 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 515 new ArrayMap<String, SharedLibraryEntry>(); 516 517 // All available activities, for your resolving pleasure. 518 final ActivityIntentResolver mActivities = 519 new ActivityIntentResolver(); 520 521 // All available receivers, for your resolving pleasure. 522 final ActivityIntentResolver mReceivers = 523 new ActivityIntentResolver(); 524 525 // All available services, for your resolving pleasure. 526 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 527 528 // All available providers, for your resolving pleasure. 529 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 530 531 // Mapping from provider base names (first directory in content URI codePath) 532 // to the provider information. 533 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 534 new ArrayMap<String, PackageParser.Provider>(); 535 536 // Mapping from instrumentation class names to info about them. 537 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 538 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 539 540 // Mapping from permission names to info about them. 541 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 542 new ArrayMap<String, PackageParser.PermissionGroup>(); 543 544 // Packages whose data we have transfered into another package, thus 545 // should no longer exist. 546 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 547 548 // Broadcast actions that are only available to the system. 549 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 550 551 /** List of packages waiting for verification. */ 552 final SparseArray<PackageVerificationState> mPendingVerification 553 = new SparseArray<PackageVerificationState>(); 554 555 /** Set of packages associated with each app op permission. */ 556 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 557 558 final PackageInstallerService mInstallerService; 559 560 private final PackageDexOptimizer mPackageDexOptimizer; 561 562 private AtomicInteger mNextMoveId = new AtomicInteger(); 563 private final MoveCallbacks mMoveCallbacks; 564 565 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 566 567 // Cache of users who need badging. 568 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 569 570 /** Token for keys in mPendingVerification. */ 571 private int mPendingVerificationToken = 0; 572 573 volatile boolean mSystemReady; 574 volatile boolean mSafeMode; 575 volatile boolean mHasSystemUidErrors; 576 577 ApplicationInfo mAndroidApplication; 578 final ActivityInfo mResolveActivity = new ActivityInfo(); 579 final ResolveInfo mResolveInfo = new ResolveInfo(); 580 ComponentName mResolveComponentName; 581 PackageParser.Package mPlatformPackage; 582 ComponentName mCustomResolverComponentName; 583 584 boolean mResolverReplaced = false; 585 586 private final ComponentName mIntentFilterVerifierComponent; 587 private int mIntentFilterVerificationToken = 0; 588 589 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 590 = new SparseArray<IntentFilterVerificationState>(); 591 592 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 593 new DefaultPermissionGrantPolicy(this); 594 595 private static class IFVerificationParams { 596 PackageParser.Package pkg; 597 boolean replacing; 598 int userId; 599 int verifierUid; 600 601 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 602 int _userId, int _verifierUid) { 603 pkg = _pkg; 604 replacing = _replacing; 605 userId = _userId; 606 replacing = _replacing; 607 verifierUid = _verifierUid; 608 } 609 } 610 611 private interface IntentFilterVerifier<T extends IntentFilter> { 612 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 613 T filter, String packageName); 614 void startVerifications(int userId); 615 void receiveVerificationResponse(int verificationId); 616 } 617 618 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 619 private Context mContext; 620 private ComponentName mIntentFilterVerifierComponent; 621 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 622 623 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 624 mContext = context; 625 mIntentFilterVerifierComponent = verifierComponent; 626 } 627 628 private String getDefaultScheme() { 629 return IntentFilter.SCHEME_HTTPS; 630 } 631 632 @Override 633 public void startVerifications(int userId) { 634 // Launch verifications requests 635 int count = mCurrentIntentFilterVerifications.size(); 636 for (int n=0; n<count; n++) { 637 int verificationId = mCurrentIntentFilterVerifications.get(n); 638 final IntentFilterVerificationState ivs = 639 mIntentFilterVerificationStates.get(verificationId); 640 641 String packageName = ivs.getPackageName(); 642 643 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 644 final int filterCount = filters.size(); 645 ArraySet<String> domainsSet = new ArraySet<>(); 646 for (int m=0; m<filterCount; m++) { 647 PackageParser.ActivityIntentInfo filter = filters.get(m); 648 domainsSet.addAll(filter.getHostsList()); 649 } 650 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 651 synchronized (mPackages) { 652 if (mSettings.createIntentFilterVerificationIfNeededLPw( 653 packageName, domainsList) != null) { 654 scheduleWriteSettingsLocked(); 655 } 656 } 657 sendVerificationRequest(userId, verificationId, ivs); 658 } 659 mCurrentIntentFilterVerifications.clear(); 660 } 661 662 private void sendVerificationRequest(int userId, int verificationId, 663 IntentFilterVerificationState ivs) { 664 665 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 668 verificationId); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 671 getDefaultScheme()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 674 ivs.getHostsString()); 675 verificationIntent.putExtra( 676 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 677 ivs.getPackageName()); 678 verificationIntent.setComponent(mIntentFilterVerifierComponent); 679 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 680 681 UserHandle user = new UserHandle(userId); 682 mContext.sendBroadcastAsUser(verificationIntent, user); 683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 684 "Sending IntentFilter verification broadcast"); 685 } 686 687 public void receiveVerificationResponse(int verificationId) { 688 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 689 690 final boolean verified = ivs.isVerified(); 691 692 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 693 final int count = filters.size(); 694 if (DEBUG_DOMAIN_VERIFICATION) { 695 Slog.i(TAG, "Received verification response " + verificationId 696 + " for " + count + " filters, verified=" + verified); 697 } 698 for (int n=0; n<count; n++) { 699 PackageParser.ActivityIntentInfo filter = filters.get(n); 700 filter.setVerified(verified); 701 702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 703 + " verified with result:" + verified + " and hosts:" 704 + ivs.getHostsString()); 705 } 706 707 mIntentFilterVerificationStates.remove(verificationId); 708 709 final String packageName = ivs.getPackageName(); 710 IntentFilterVerificationInfo ivi = null; 711 712 synchronized (mPackages) { 713 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 714 } 715 if (ivi == null) { 716 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 717 + verificationId + " packageName:" + packageName); 718 return; 719 } 720 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 721 "Updating IntentFilterVerificationInfo for package " + packageName 722 +" verificationId:" + verificationId); 723 724 synchronized (mPackages) { 725 if (verified) { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 727 } else { 728 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 729 } 730 scheduleWriteSettingsLocked(); 731 732 final int userId = ivs.getUserId(); 733 if (userId != UserHandle.USER_ALL) { 734 final int userStatus = 735 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 736 737 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 738 boolean needUpdate = false; 739 740 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 741 // already been set by the User thru the Disambiguation dialog 742 switch (userStatus) { 743 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 744 if (verified) { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 746 } else { 747 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 748 } 749 needUpdate = true; 750 break; 751 752 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 753 if (verified) { 754 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 755 needUpdate = true; 756 } 757 break; 758 759 default: 760 // Nothing to do 761 } 762 763 if (needUpdate) { 764 mSettings.updateIntentFilterVerificationStatusLPw( 765 packageName, updatedStatus, userId); 766 scheduleWritePackageRestrictionsLocked(userId); 767 } 768 } 769 } 770 } 771 772 @Override 773 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 774 ActivityIntentInfo filter, String packageName) { 775 if (!hasValidDomains(filter)) { 776 return false; 777 } 778 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 779 if (ivs == null) { 780 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 781 packageName); 782 } 783 if (DEBUG_DOMAIN_VERIFICATION) { 784 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 785 } 786 ivs.addFilter(filter); 787 return true; 788 } 789 790 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 791 int userId, int verificationId, String packageName) { 792 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 793 verifierUid, userId, packageName); 794 ivs.setPendingState(); 795 synchronized (mPackages) { 796 mIntentFilterVerificationStates.append(verificationId, ivs); 797 mCurrentIntentFilterVerifications.add(verificationId); 798 } 799 return ivs; 800 } 801 } 802 803 private static boolean hasValidDomains(ActivityIntentInfo filter) { 804 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 805 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 806 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 807 } 808 809 private IntentFilterVerifier mIntentFilterVerifier; 810 811 // Set of pending broadcasts for aggregating enable/disable of components. 812 static class PendingPackageBroadcasts { 813 // for each user id, a map of <package name -> components within that package> 814 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 815 816 public PendingPackageBroadcasts() { 817 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 818 } 819 820 public ArrayList<String> get(int userId, String packageName) { 821 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 822 return packages.get(packageName); 823 } 824 825 public void put(int userId, String packageName, ArrayList<String> components) { 826 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 827 packages.put(packageName, components); 828 } 829 830 public void remove(int userId, String packageName) { 831 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 832 if (packages != null) { 833 packages.remove(packageName); 834 } 835 } 836 837 public void remove(int userId) { 838 mUidMap.remove(userId); 839 } 840 841 public int userIdCount() { 842 return mUidMap.size(); 843 } 844 845 public int userIdAt(int n) { 846 return mUidMap.keyAt(n); 847 } 848 849 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 850 return mUidMap.get(userId); 851 } 852 853 public int size() { 854 // total number of pending broadcast entries across all userIds 855 int num = 0; 856 for (int i = 0; i< mUidMap.size(); i++) { 857 num += mUidMap.valueAt(i).size(); 858 } 859 return num; 860 } 861 862 public void clear() { 863 mUidMap.clear(); 864 } 865 866 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 867 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 868 if (map == null) { 869 map = new ArrayMap<String, ArrayList<String>>(); 870 mUidMap.put(userId, map); 871 } 872 return map; 873 } 874 } 875 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 876 877 // Service Connection to remote media container service to copy 878 // package uri's from external media onto secure containers 879 // or internal storage. 880 private IMediaContainerService mContainerService = null; 881 882 static final int SEND_PENDING_BROADCAST = 1; 883 static final int MCS_BOUND = 3; 884 static final int END_COPY = 4; 885 static final int INIT_COPY = 5; 886 static final int MCS_UNBIND = 6; 887 static final int START_CLEANING_PACKAGE = 7; 888 static final int FIND_INSTALL_LOC = 8; 889 static final int POST_INSTALL = 9; 890 static final int MCS_RECONNECT = 10; 891 static final int MCS_GIVE_UP = 11; 892 static final int UPDATED_MEDIA_STATUS = 12; 893 static final int WRITE_SETTINGS = 13; 894 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 895 static final int PACKAGE_VERIFIED = 15; 896 static final int CHECK_PENDING_VERIFICATION = 16; 897 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 898 static final int INTENT_FILTER_VERIFIED = 18; 899 900 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 901 902 // Delay time in millisecs 903 static final int BROADCAST_DELAY = 10 * 1000; 904 905 static UserManagerService sUserManager; 906 907 // Stores a list of users whose package restrictions file needs to be updated 908 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 909 910 final private DefaultContainerConnection mDefContainerConn = 911 new DefaultContainerConnection(); 912 class DefaultContainerConnection implements ServiceConnection { 913 public void onServiceConnected(ComponentName name, IBinder service) { 914 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 915 IMediaContainerService imcs = 916 IMediaContainerService.Stub.asInterface(service); 917 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 918 } 919 920 public void onServiceDisconnected(ComponentName name) { 921 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 922 } 923 } 924 925 // Recordkeeping of restore-after-install operations that are currently in flight 926 // between the Package Manager and the Backup Manager 927 class PostInstallData { 928 public InstallArgs args; 929 public PackageInstalledInfo res; 930 931 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 932 args = _a; 933 res = _r; 934 } 935 } 936 937 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 938 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 939 940 // XML tags for backup/restore of various bits of state 941 private static final String TAG_PREFERRED_BACKUP = "pa"; 942 private static final String TAG_DEFAULT_APPS = "da"; 943 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 944 945 final String mRequiredVerifierPackage; 946 final String mRequiredInstallerPackage; 947 948 private final PackageUsage mPackageUsage = new PackageUsage(); 949 950 private class PackageUsage { 951 private static final int WRITE_INTERVAL 952 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 953 954 private final Object mFileLock = new Object(); 955 private final AtomicLong mLastWritten = new AtomicLong(0); 956 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 957 958 private boolean mIsHistoricalPackageUsageAvailable = true; 959 960 boolean isHistoricalPackageUsageAvailable() { 961 return mIsHistoricalPackageUsageAvailable; 962 } 963 964 void write(boolean force) { 965 if (force) { 966 writeInternal(); 967 return; 968 } 969 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 970 && !DEBUG_DEXOPT) { 971 return; 972 } 973 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 974 new Thread("PackageUsage_DiskWriter") { 975 @Override 976 public void run() { 977 try { 978 writeInternal(); 979 } finally { 980 mBackgroundWriteRunning.set(false); 981 } 982 } 983 }.start(); 984 } 985 } 986 987 private void writeInternal() { 988 synchronized (mPackages) { 989 synchronized (mFileLock) { 990 AtomicFile file = getFile(); 991 FileOutputStream f = null; 992 try { 993 f = file.startWrite(); 994 BufferedOutputStream out = new BufferedOutputStream(f); 995 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 996 StringBuilder sb = new StringBuilder(); 997 for (PackageParser.Package pkg : mPackages.values()) { 998 if (pkg.mLastPackageUsageTimeInMills == 0) { 999 continue; 1000 } 1001 sb.setLength(0); 1002 sb.append(pkg.packageName); 1003 sb.append(' '); 1004 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1005 sb.append('\n'); 1006 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1007 } 1008 out.flush(); 1009 file.finishWrite(f); 1010 } catch (IOException e) { 1011 if (f != null) { 1012 file.failWrite(f); 1013 } 1014 Log.e(TAG, "Failed to write package usage times", e); 1015 } 1016 } 1017 } 1018 mLastWritten.set(SystemClock.elapsedRealtime()); 1019 } 1020 1021 void readLP() { 1022 synchronized (mFileLock) { 1023 AtomicFile file = getFile(); 1024 BufferedInputStream in = null; 1025 try { 1026 in = new BufferedInputStream(file.openRead()); 1027 StringBuffer sb = new StringBuffer(); 1028 while (true) { 1029 String packageName = readToken(in, sb, ' '); 1030 if (packageName == null) { 1031 break; 1032 } 1033 String timeInMillisString = readToken(in, sb, '\n'); 1034 if (timeInMillisString == null) { 1035 throw new IOException("Failed to find last usage time for package " 1036 + packageName); 1037 } 1038 PackageParser.Package pkg = mPackages.get(packageName); 1039 if (pkg == null) { 1040 continue; 1041 } 1042 long timeInMillis; 1043 try { 1044 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1045 } catch (NumberFormatException e) { 1046 throw new IOException("Failed to parse " + timeInMillisString 1047 + " as a long.", e); 1048 } 1049 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1050 } 1051 } catch (FileNotFoundException expected) { 1052 mIsHistoricalPackageUsageAvailable = false; 1053 } catch (IOException e) { 1054 Log.w(TAG, "Failed to read package usage times", e); 1055 } finally { 1056 IoUtils.closeQuietly(in); 1057 } 1058 } 1059 mLastWritten.set(SystemClock.elapsedRealtime()); 1060 } 1061 1062 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1063 throws IOException { 1064 sb.setLength(0); 1065 while (true) { 1066 int ch = in.read(); 1067 if (ch == -1) { 1068 if (sb.length() == 0) { 1069 return null; 1070 } 1071 throw new IOException("Unexpected EOF"); 1072 } 1073 if (ch == endOfToken) { 1074 return sb.toString(); 1075 } 1076 sb.append((char)ch); 1077 } 1078 } 1079 1080 private AtomicFile getFile() { 1081 File dataDir = Environment.getDataDirectory(); 1082 File systemDir = new File(dataDir, "system"); 1083 File fname = new File(systemDir, "package-usage.list"); 1084 return new AtomicFile(fname); 1085 } 1086 } 1087 1088 class PackageHandler extends Handler { 1089 private boolean mBound = false; 1090 final ArrayList<HandlerParams> mPendingInstalls = 1091 new ArrayList<HandlerParams>(); 1092 1093 private boolean connectToService() { 1094 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1095 " DefaultContainerService"); 1096 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1098 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1099 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1101 mBound = true; 1102 return true; 1103 } 1104 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1105 return false; 1106 } 1107 1108 private void disconnectService() { 1109 mContainerService = null; 1110 mBound = false; 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 mContext.unbindService(mDefContainerConn); 1113 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1114 } 1115 1116 PackageHandler(Looper looper) { 1117 super(looper); 1118 } 1119 1120 public void handleMessage(Message msg) { 1121 try { 1122 doHandleMessage(msg); 1123 } finally { 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 } 1127 1128 void doHandleMessage(Message msg) { 1129 switch (msg.what) { 1130 case INIT_COPY: { 1131 HandlerParams params = (HandlerParams) msg.obj; 1132 int idx = mPendingInstalls.size(); 1133 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1134 // If a bind was already initiated we dont really 1135 // need to do anything. The pending install 1136 // will be processed later on. 1137 if (!mBound) { 1138 // If this is the only one pending we might 1139 // have to bind to the service again. 1140 if (!connectToService()) { 1141 Slog.e(TAG, "Failed to bind to media container service"); 1142 params.serviceError(); 1143 return; 1144 } else { 1145 // Once we bind to the service, the first 1146 // pending request will be processed. 1147 mPendingInstalls.add(idx, params); 1148 } 1149 } else { 1150 mPendingInstalls.add(idx, params); 1151 // Already bound to the service. Just make 1152 // sure we trigger off processing the first request. 1153 if (idx == 0) { 1154 mHandler.sendEmptyMessage(MCS_BOUND); 1155 } 1156 } 1157 break; 1158 } 1159 case MCS_BOUND: { 1160 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1161 if (msg.obj != null) { 1162 mContainerService = (IMediaContainerService) msg.obj; 1163 } 1164 if (mContainerService == null) { 1165 if (!mBound) { 1166 // Something seriously wrong since we are not bound and we are not 1167 // waiting for connection. Bail out. 1168 Slog.e(TAG, "Cannot bind to media container service"); 1169 for (HandlerParams params : mPendingInstalls) { 1170 // Indicate service bind error 1171 params.serviceError(); 1172 } 1173 mPendingInstalls.clear(); 1174 } else { 1175 Slog.w(TAG, "Waiting to connect to media container service"); 1176 } 1177 } else if (mPendingInstalls.size() > 0) { 1178 HandlerParams params = mPendingInstalls.get(0); 1179 if (params != null) { 1180 if (params.startCopy()) { 1181 // We are done... look for more work or to 1182 // go idle. 1183 if (DEBUG_SD_INSTALL) Log.i(TAG, 1184 "Checking for more work or unbind..."); 1185 // Delete pending install 1186 if (mPendingInstalls.size() > 0) { 1187 mPendingInstalls.remove(0); 1188 } 1189 if (mPendingInstalls.size() == 0) { 1190 if (mBound) { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, 1192 "Posting delayed MCS_UNBIND"); 1193 removeMessages(MCS_UNBIND); 1194 Message ubmsg = obtainMessage(MCS_UNBIND); 1195 // Unbind after a little delay, to avoid 1196 // continual thrashing. 1197 sendMessageDelayed(ubmsg, 10000); 1198 } 1199 } else { 1200 // There are more pending requests in queue. 1201 // Just post MCS_BOUND message to trigger processing 1202 // of next pending install. 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, 1204 "Posting MCS_BOUND for next work"); 1205 mHandler.sendEmptyMessage(MCS_BOUND); 1206 } 1207 } 1208 } 1209 } else { 1210 // Should never happen ideally. 1211 Slog.w(TAG, "Empty queue"); 1212 } 1213 break; 1214 } 1215 case MCS_RECONNECT: { 1216 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1217 if (mPendingInstalls.size() > 0) { 1218 if (mBound) { 1219 disconnectService(); 1220 } 1221 if (!connectToService()) { 1222 Slog.e(TAG, "Failed to bind to media container service"); 1223 for (HandlerParams params : mPendingInstalls) { 1224 // Indicate service bind error 1225 params.serviceError(); 1226 } 1227 mPendingInstalls.clear(); 1228 } 1229 } 1230 break; 1231 } 1232 case MCS_UNBIND: { 1233 // If there is no actual work left, then time to unbind. 1234 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1235 1236 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1237 if (mBound) { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1239 1240 disconnectService(); 1241 } 1242 } else if (mPendingInstalls.size() > 0) { 1243 // There are more pending requests in queue. 1244 // Just post MCS_BOUND message to trigger processing 1245 // of next pending install. 1246 mHandler.sendEmptyMessage(MCS_BOUND); 1247 } 1248 1249 break; 1250 } 1251 case MCS_GIVE_UP: { 1252 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1253 mPendingInstalls.remove(0); 1254 break; 1255 } 1256 case SEND_PENDING_BROADCAST: { 1257 String packages[]; 1258 ArrayList<String> components[]; 1259 int size = 0; 1260 int uids[]; 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1262 synchronized (mPackages) { 1263 if (mPendingBroadcasts == null) { 1264 return; 1265 } 1266 size = mPendingBroadcasts.size(); 1267 if (size <= 0) { 1268 // Nothing to be done. Just return 1269 return; 1270 } 1271 packages = new String[size]; 1272 components = new ArrayList[size]; 1273 uids = new int[size]; 1274 int i = 0; // filling out the above arrays 1275 1276 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1277 int packageUserId = mPendingBroadcasts.userIdAt(n); 1278 Iterator<Map.Entry<String, ArrayList<String>>> it 1279 = mPendingBroadcasts.packagesForUserId(packageUserId) 1280 .entrySet().iterator(); 1281 while (it.hasNext() && i < size) { 1282 Map.Entry<String, ArrayList<String>> ent = it.next(); 1283 packages[i] = ent.getKey(); 1284 components[i] = ent.getValue(); 1285 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1286 uids[i] = (ps != null) 1287 ? UserHandle.getUid(packageUserId, ps.appId) 1288 : -1; 1289 i++; 1290 } 1291 } 1292 size = i; 1293 mPendingBroadcasts.clear(); 1294 } 1295 // Send broadcasts 1296 for (int i = 0; i < size; i++) { 1297 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1298 } 1299 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1300 break; 1301 } 1302 case START_CLEANING_PACKAGE: { 1303 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1304 final String packageName = (String)msg.obj; 1305 final int userId = msg.arg1; 1306 final boolean andCode = msg.arg2 != 0; 1307 synchronized (mPackages) { 1308 if (userId == UserHandle.USER_ALL) { 1309 int[] users = sUserManager.getUserIds(); 1310 for (int user : users) { 1311 mSettings.addPackageToCleanLPw( 1312 new PackageCleanItem(user, packageName, andCode)); 1313 } 1314 } else { 1315 mSettings.addPackageToCleanLPw( 1316 new PackageCleanItem(userId, packageName, andCode)); 1317 } 1318 } 1319 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1320 startCleaningPackages(); 1321 } break; 1322 case POST_INSTALL: { 1323 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1324 PostInstallData data = mRunningInstalls.get(msg.arg1); 1325 mRunningInstalls.delete(msg.arg1); 1326 boolean deleteOld = false; 1327 1328 if (data != null) { 1329 InstallArgs args = data.args; 1330 PackageInstalledInfo res = data.res; 1331 1332 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1333 final String packageName = res.pkg.applicationInfo.packageName; 1334 res.removedInfo.sendBroadcast(false, true, false); 1335 Bundle extras = new Bundle(1); 1336 extras.putInt(Intent.EXTRA_UID, res.uid); 1337 1338 // Now that we successfully installed the package, grant runtime 1339 // permissions if requested before broadcasting the install. 1340 if ((args.installFlags 1341 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1342 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1343 args.installGrantPermissions); 1344 } 1345 1346 // Determine the set of users who are adding this 1347 // package for the first time vs. those who are seeing 1348 // an update. 1349 int[] firstUsers; 1350 int[] updateUsers = new int[0]; 1351 if (res.origUsers == null || res.origUsers.length == 0) { 1352 firstUsers = res.newUsers; 1353 } else { 1354 firstUsers = new int[0]; 1355 for (int i=0; i<res.newUsers.length; i++) { 1356 int user = res.newUsers[i]; 1357 boolean isNew = true; 1358 for (int j=0; j<res.origUsers.length; j++) { 1359 if (res.origUsers[j] == user) { 1360 isNew = false; 1361 break; 1362 } 1363 } 1364 if (isNew) { 1365 int[] newFirst = new int[firstUsers.length+1]; 1366 System.arraycopy(firstUsers, 0, newFirst, 0, 1367 firstUsers.length); 1368 newFirst[firstUsers.length] = user; 1369 firstUsers = newFirst; 1370 } else { 1371 int[] newUpdate = new int[updateUsers.length+1]; 1372 System.arraycopy(updateUsers, 0, newUpdate, 0, 1373 updateUsers.length); 1374 newUpdate[updateUsers.length] = user; 1375 updateUsers = newUpdate; 1376 } 1377 } 1378 } 1379 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1380 packageName, extras, null, null, firstUsers); 1381 final boolean update = res.removedInfo.removedPackage != null; 1382 if (update) { 1383 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1384 } 1385 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1386 packageName, extras, null, null, updateUsers); 1387 if (update) { 1388 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1389 packageName, extras, null, null, updateUsers); 1390 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1391 null, null, packageName, null, updateUsers); 1392 1393 // treat asec-hosted packages like removable media on upgrade 1394 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1395 if (DEBUG_INSTALL) { 1396 Slog.i(TAG, "upgrading pkg " + res.pkg 1397 + " is ASEC-hosted -> AVAILABLE"); 1398 } 1399 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1400 ArrayList<String> pkgList = new ArrayList<String>(1); 1401 pkgList.add(packageName); 1402 sendResourcesChangedBroadcast(true, true, 1403 pkgList,uidArray, null); 1404 } 1405 } 1406 if (res.removedInfo.args != null) { 1407 // Remove the replaced package's older resources safely now 1408 deleteOld = true; 1409 } 1410 1411 // If this app is a browser and it's newly-installed for some 1412 // users, clear any default-browser state in those users 1413 if (firstUsers.length > 0) { 1414 // the app's nature doesn't depend on the user, so we can just 1415 // check its browser nature in any user and generalize. 1416 if (packageIsBrowser(packageName, firstUsers[0])) { 1417 synchronized (mPackages) { 1418 for (int userId : firstUsers) { 1419 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1420 } 1421 } 1422 } 1423 } 1424 // Log current value of "unknown sources" setting 1425 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1426 getUnknownSourcesSettings()); 1427 } 1428 // Force a gc to clear up things 1429 Runtime.getRuntime().gc(); 1430 // We delete after a gc for applications on sdcard. 1431 if (deleteOld) { 1432 synchronized (mInstallLock) { 1433 res.removedInfo.args.doPostDeleteLI(true); 1434 } 1435 } 1436 if (args.observer != null) { 1437 try { 1438 Bundle extras = extrasForInstallResult(res); 1439 args.observer.onPackageInstalled(res.name, res.returnCode, 1440 res.returnMsg, extras); 1441 } catch (RemoteException e) { 1442 Slog.i(TAG, "Observer no longer exists."); 1443 } 1444 } 1445 } else { 1446 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1447 } 1448 } break; 1449 case UPDATED_MEDIA_STATUS: { 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1451 boolean reportStatus = msg.arg1 == 1; 1452 boolean doGc = msg.arg2 == 1; 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1454 if (doGc) { 1455 // Force a gc to clear up stale containers. 1456 Runtime.getRuntime().gc(); 1457 } 1458 if (msg.obj != null) { 1459 @SuppressWarnings("unchecked") 1460 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1462 // Unload containers 1463 unloadAllContainers(args); 1464 } 1465 if (reportStatus) { 1466 try { 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1468 PackageHelper.getMountService().finishMediaUpdate(); 1469 } catch (RemoteException e) { 1470 Log.e(TAG, "MountService not running?"); 1471 } 1472 } 1473 } break; 1474 case WRITE_SETTINGS: { 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1476 synchronized (mPackages) { 1477 removeMessages(WRITE_SETTINGS); 1478 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1479 mSettings.writeLPr(); 1480 mDirtyUsers.clear(); 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 } break; 1484 case WRITE_PACKAGE_RESTRICTIONS: { 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1486 synchronized (mPackages) { 1487 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1488 for (int userId : mDirtyUsers) { 1489 mSettings.writePackageRestrictionsLPr(userId); 1490 } 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case CHECK_PENDING_VERIFICATION: { 1496 final int verificationId = msg.arg1; 1497 final PackageVerificationState state = mPendingVerification.get(verificationId); 1498 1499 if ((state != null) && !state.timeoutExtended()) { 1500 final InstallArgs args = state.getInstallArgs(); 1501 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1502 1503 Slog.i(TAG, "Verification timed out for " + originUri); 1504 mPendingVerification.remove(verificationId); 1505 1506 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1507 1508 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1509 Slog.i(TAG, "Continuing with installation of " + originUri); 1510 state.setVerifierResponse(Binder.getCallingUid(), 1511 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1512 broadcastPackageVerified(verificationId, originUri, 1513 PackageManager.VERIFICATION_ALLOW, 1514 state.getInstallArgs().getUser()); 1515 try { 1516 ret = args.copyApk(mContainerService, true); 1517 } catch (RemoteException e) { 1518 Slog.e(TAG, "Could not contact the ContainerService"); 1519 } 1520 } else { 1521 broadcastPackageVerified(verificationId, originUri, 1522 PackageManager.VERIFICATION_REJECT, 1523 state.getInstallArgs().getUser()); 1524 } 1525 1526 processPendingInstall(args, ret); 1527 mHandler.sendEmptyMessage(MCS_UNBIND); 1528 } 1529 break; 1530 } 1531 case PACKAGE_VERIFIED: { 1532 final int verificationId = msg.arg1; 1533 1534 final PackageVerificationState state = mPendingVerification.get(verificationId); 1535 if (state == null) { 1536 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1537 break; 1538 } 1539 1540 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1541 1542 state.setVerifierResponse(response.callerUid, response.code); 1543 1544 if (state.isVerificationComplete()) { 1545 mPendingVerification.remove(verificationId); 1546 1547 final InstallArgs args = state.getInstallArgs(); 1548 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1549 1550 int ret; 1551 if (state.isInstallAllowed()) { 1552 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1553 broadcastPackageVerified(verificationId, originUri, 1554 response.code, state.getInstallArgs().getUser()); 1555 try { 1556 ret = args.copyApk(mContainerService, true); 1557 } catch (RemoteException e) { 1558 Slog.e(TAG, "Could not contact the ContainerService"); 1559 } 1560 } else { 1561 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1562 } 1563 1564 processPendingInstall(args, ret); 1565 1566 mHandler.sendEmptyMessage(MCS_UNBIND); 1567 } 1568 1569 break; 1570 } 1571 case START_INTENT_FILTER_VERIFICATIONS: { 1572 IFVerificationParams params = (IFVerificationParams) msg.obj; 1573 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1574 params.replacing, params.pkg); 1575 break; 1576 } 1577 case INTENT_FILTER_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1581 verificationId); 1582 if (state == null) { 1583 Slog.w(TAG, "Invalid IntentFilter verification token " 1584 + verificationId + " received"); 1585 break; 1586 } 1587 1588 final int userId = state.getUserId(); 1589 1590 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1591 "Processing IntentFilter verification with token:" 1592 + verificationId + " and userId:" + userId); 1593 1594 final IntentFilterVerificationResponse response = 1595 (IntentFilterVerificationResponse) msg.obj; 1596 1597 state.setVerifierResponse(response.callerUid, response.code); 1598 1599 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1600 "IntentFilter verification with token:" + verificationId 1601 + " and userId:" + userId 1602 + " is settings verifier response with response code:" 1603 + response.code); 1604 1605 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1606 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1607 + response.getFailedDomainsString()); 1608 } 1609 1610 if (state.isVerificationComplete()) { 1611 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1612 } else { 1613 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1614 "IntentFilter verification with token:" + verificationId 1615 + " was not said to be complete"); 1616 } 1617 1618 break; 1619 } 1620 } 1621 } 1622 } 1623 1624 private StorageEventListener mStorageListener = new StorageEventListener() { 1625 @Override 1626 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1627 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1628 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1629 final String volumeUuid = vol.getFsUuid(); 1630 1631 // Clean up any users or apps that were removed or recreated 1632 // while this volume was missing 1633 reconcileUsers(volumeUuid); 1634 reconcileApps(volumeUuid); 1635 1636 // Clean up any install sessions that expired or were 1637 // cancelled while this volume was missing 1638 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1639 1640 loadPrivatePackages(vol); 1641 1642 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1643 unloadPrivatePackages(vol); 1644 } 1645 } 1646 1647 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1648 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1649 updateExternalMediaStatus(true, false); 1650 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1651 updateExternalMediaStatus(false, false); 1652 } 1653 } 1654 } 1655 1656 @Override 1657 public void onVolumeForgotten(String fsUuid) { 1658 if (TextUtils.isEmpty(fsUuid)) { 1659 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1660 return; 1661 } 1662 1663 // Remove any apps installed on the forgotten volume 1664 synchronized (mPackages) { 1665 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1666 for (PackageSetting ps : packages) { 1667 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1668 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1669 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1670 } 1671 1672 mSettings.onVolumeForgotten(fsUuid); 1673 mSettings.writeLPr(); 1674 } 1675 } 1676 }; 1677 1678 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1679 String[] grantedPermissions) { 1680 if (userId >= UserHandle.USER_OWNER) { 1681 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1682 } else if (userId == UserHandle.USER_ALL) { 1683 final int[] userIds; 1684 synchronized (mPackages) { 1685 userIds = UserManagerService.getInstance().getUserIds(); 1686 } 1687 for (int someUserId : userIds) { 1688 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1689 } 1690 } 1691 1692 // We could have touched GID membership, so flush out packages.list 1693 synchronized (mPackages) { 1694 mSettings.writePackageListLPr(); 1695 } 1696 } 1697 1698 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1699 String[] grantedPermissions) { 1700 SettingBase sb = (SettingBase) pkg.mExtras; 1701 if (sb == null) { 1702 return; 1703 } 1704 1705 PermissionsState permissionsState = sb.getPermissionsState(); 1706 1707 for (String permission : pkg.requestedPermissions) { 1708 BasePermission bp = mSettings.mPermissions.get(permission); 1709 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1710 || ArrayUtils.contains(grantedPermissions, permission))) { 1711 permissionsState.grantRuntimePermission(bp, userId); 1712 } 1713 } 1714 } 1715 1716 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1717 Bundle extras = null; 1718 switch (res.returnCode) { 1719 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1720 extras = new Bundle(); 1721 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1722 res.origPermission); 1723 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1724 res.origPackage); 1725 break; 1726 } 1727 case PackageManager.INSTALL_SUCCEEDED: { 1728 extras = new Bundle(); 1729 extras.putBoolean(Intent.EXTRA_REPLACING, 1730 res.removedInfo != null && res.removedInfo.removedPackage != null); 1731 break; 1732 } 1733 } 1734 return extras; 1735 } 1736 1737 void scheduleWriteSettingsLocked() { 1738 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1739 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1740 } 1741 } 1742 1743 void scheduleWritePackageRestrictionsLocked(int userId) { 1744 if (!sUserManager.exists(userId)) return; 1745 mDirtyUsers.add(userId); 1746 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1747 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1748 } 1749 } 1750 1751 public static PackageManagerService main(Context context, Installer installer, 1752 boolean factoryTest, boolean onlyCore) { 1753 PackageManagerService m = new PackageManagerService(context, installer, 1754 factoryTest, onlyCore); 1755 ServiceManager.addService("package", m); 1756 return m; 1757 } 1758 1759 static String[] splitString(String str, char sep) { 1760 int count = 1; 1761 int i = 0; 1762 while ((i=str.indexOf(sep, i)) >= 0) { 1763 count++; 1764 i++; 1765 } 1766 1767 String[] res = new String[count]; 1768 i=0; 1769 count = 0; 1770 int lastI=0; 1771 while ((i=str.indexOf(sep, i)) >= 0) { 1772 res[count] = str.substring(lastI, i); 1773 count++; 1774 i++; 1775 lastI = i; 1776 } 1777 res[count] = str.substring(lastI, str.length()); 1778 return res; 1779 } 1780 1781 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1782 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1783 Context.DISPLAY_SERVICE); 1784 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1785 } 1786 1787 public PackageManagerService(Context context, Installer installer, 1788 boolean factoryTest, boolean onlyCore) { 1789 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1790 SystemClock.uptimeMillis()); 1791 1792 if (mSdkVersion <= 0) { 1793 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1794 } 1795 1796 mContext = context; 1797 mFactoryTest = factoryTest; 1798 mOnlyCore = onlyCore; 1799 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1800 mMetrics = new DisplayMetrics(); 1801 mSettings = new Settings(mPackages); 1802 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1803 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1804 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1805 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1806 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1807 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1808 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1809 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1810 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1811 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1812 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1813 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1814 1815 // TODO: add a property to control this? 1816 long dexOptLRUThresholdInMinutes; 1817 if (mLazyDexOpt) { 1818 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1819 } else { 1820 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1821 } 1822 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1823 1824 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1825 if (separateProcesses != null && separateProcesses.length() > 0) { 1826 if ("*".equals(separateProcesses)) { 1827 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1828 mSeparateProcesses = null; 1829 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1830 } else { 1831 mDefParseFlags = 0; 1832 mSeparateProcesses = separateProcesses.split(","); 1833 Slog.w(TAG, "Running with debug.separate_processes: " 1834 + separateProcesses); 1835 } 1836 } else { 1837 mDefParseFlags = 0; 1838 mSeparateProcesses = null; 1839 } 1840 1841 mInstaller = installer; 1842 mPackageDexOptimizer = new PackageDexOptimizer(this); 1843 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1844 1845 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1846 FgThread.get().getLooper()); 1847 1848 getDefaultDisplayMetrics(context, mMetrics); 1849 1850 SystemConfig systemConfig = SystemConfig.getInstance(); 1851 mGlobalGids = systemConfig.getGlobalGids(); 1852 mSystemPermissions = systemConfig.getSystemPermissions(); 1853 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1854 1855 synchronized (mInstallLock) { 1856 // writer 1857 synchronized (mPackages) { 1858 mHandlerThread = new ServiceThread(TAG, 1859 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1860 mHandlerThread.start(); 1861 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1862 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1863 1864 File dataDir = Environment.getDataDirectory(); 1865 mAppDataDir = new File(dataDir, "data"); 1866 mAppInstallDir = new File(dataDir, "app"); 1867 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1868 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1869 mUserAppDataDir = new File(dataDir, "user"); 1870 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1871 1872 sUserManager = new UserManagerService(context, this, 1873 mInstallLock, mPackages); 1874 1875 // Propagate permission configuration in to package manager. 1876 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1877 = systemConfig.getPermissions(); 1878 for (int i=0; i<permConfig.size(); i++) { 1879 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1880 BasePermission bp = mSettings.mPermissions.get(perm.name); 1881 if (bp == null) { 1882 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1883 mSettings.mPermissions.put(perm.name, bp); 1884 } 1885 if (perm.gids != null) { 1886 bp.setGids(perm.gids, perm.perUser); 1887 } 1888 } 1889 1890 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1891 for (int i=0; i<libConfig.size(); i++) { 1892 mSharedLibraries.put(libConfig.keyAt(i), 1893 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1894 } 1895 1896 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1897 1898 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1899 mSdkVersion, mOnlyCore); 1900 1901 String customResolverActivity = Resources.getSystem().getString( 1902 R.string.config_customResolverActivity); 1903 if (TextUtils.isEmpty(customResolverActivity)) { 1904 customResolverActivity = null; 1905 } else { 1906 mCustomResolverComponentName = ComponentName.unflattenFromString( 1907 customResolverActivity); 1908 } 1909 1910 long startTime = SystemClock.uptimeMillis(); 1911 1912 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1913 startTime); 1914 1915 // Set flag to monitor and not change apk file paths when 1916 // scanning install directories. 1917 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1918 1919 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1920 1921 /** 1922 * Add everything in the in the boot class path to the 1923 * list of process files because dexopt will have been run 1924 * if necessary during zygote startup. 1925 */ 1926 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1927 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1928 1929 if (bootClassPath != null) { 1930 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1931 for (String element : bootClassPathElements) { 1932 alreadyDexOpted.add(element); 1933 } 1934 } else { 1935 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1936 } 1937 1938 if (systemServerClassPath != null) { 1939 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1940 for (String element : systemServerClassPathElements) { 1941 alreadyDexOpted.add(element); 1942 } 1943 } else { 1944 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1945 } 1946 1947 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1948 final String[] dexCodeInstructionSets = 1949 getDexCodeInstructionSets( 1950 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1951 1952 /** 1953 * Ensure all external libraries have had dexopt run on them. 1954 */ 1955 if (mSharedLibraries.size() > 0) { 1956 // NOTE: For now, we're compiling these system "shared libraries" 1957 // (and framework jars) into all available architectures. It's possible 1958 // to compile them only when we come across an app that uses them (there's 1959 // already logic for that in scanPackageLI) but that adds some complexity. 1960 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1961 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1962 final String lib = libEntry.path; 1963 if (lib == null) { 1964 continue; 1965 } 1966 1967 try { 1968 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1969 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1970 alreadyDexOpted.add(lib); 1971 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1972 } 1973 } catch (FileNotFoundException e) { 1974 Slog.w(TAG, "Library not found: " + lib); 1975 } catch (IOException e) { 1976 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1977 + e.getMessage()); 1978 } 1979 } 1980 } 1981 } 1982 1983 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1984 1985 // Gross hack for now: we know this file doesn't contain any 1986 // code, so don't dexopt it to avoid the resulting log spew. 1987 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1988 1989 // Gross hack for now: we know this file is only part of 1990 // the boot class path for art, so don't dexopt it to 1991 // avoid the resulting log spew. 1992 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1993 1994 /** 1995 * There are a number of commands implemented in Java, which 1996 * we currently need to do the dexopt on so that they can be 1997 * run from a non-root shell. 1998 */ 1999 String[] frameworkFiles = frameworkDir.list(); 2000 if (frameworkFiles != null) { 2001 // TODO: We could compile these only for the most preferred ABI. We should 2002 // first double check that the dex files for these commands are not referenced 2003 // by other system apps. 2004 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2005 for (int i=0; i<frameworkFiles.length; i++) { 2006 File libPath = new File(frameworkDir, frameworkFiles[i]); 2007 String path = libPath.getPath(); 2008 // Skip the file if we already did it. 2009 if (alreadyDexOpted.contains(path)) { 2010 continue; 2011 } 2012 // Skip the file if it is not a type we want to dexopt. 2013 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2014 continue; 2015 } 2016 try { 2017 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2018 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2019 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2020 } 2021 } catch (FileNotFoundException e) { 2022 Slog.w(TAG, "Jar not found: " + path); 2023 } catch (IOException e) { 2024 Slog.w(TAG, "Exception reading jar: " + path, e); 2025 } 2026 } 2027 } 2028 } 2029 2030 // Collect vendor overlay packages. 2031 // (Do this before scanning any apps.) 2032 // For security and version matching reason, only consider 2033 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2034 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2035 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2036 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2037 2038 // Find base frameworks (resource packages without code). 2039 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2040 | PackageParser.PARSE_IS_SYSTEM_DIR 2041 | PackageParser.PARSE_IS_PRIVILEGED, 2042 scanFlags | SCAN_NO_DEX, 0); 2043 2044 // Collected privileged system packages. 2045 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2046 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2047 | PackageParser.PARSE_IS_SYSTEM_DIR 2048 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2049 2050 // Collect ordinary system packages. 2051 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2052 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2053 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2054 2055 // Collect all vendor packages. 2056 File vendorAppDir = new File("/vendor/app"); 2057 try { 2058 vendorAppDir = vendorAppDir.getCanonicalFile(); 2059 } catch (IOException e) { 2060 // failed to look up canonical path, continue with original one 2061 } 2062 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2063 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2064 2065 // Collect all OEM packages. 2066 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2067 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2068 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2069 2070 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2071 mInstaller.moveFiles(); 2072 2073 // Prune any system packages that no longer exist. 2074 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2075 if (!mOnlyCore) { 2076 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2077 while (psit.hasNext()) { 2078 PackageSetting ps = psit.next(); 2079 2080 /* 2081 * If this is not a system app, it can't be a 2082 * disable system app. 2083 */ 2084 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2085 continue; 2086 } 2087 2088 /* 2089 * If the package is scanned, it's not erased. 2090 */ 2091 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2092 if (scannedPkg != null) { 2093 /* 2094 * If the system app is both scanned and in the 2095 * disabled packages list, then it must have been 2096 * added via OTA. Remove it from the currently 2097 * scanned package so the previously user-installed 2098 * application can be scanned. 2099 */ 2100 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2101 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2102 + ps.name + "; removing system app. Last known codePath=" 2103 + ps.codePathString + ", installStatus=" + ps.installStatus 2104 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2105 + scannedPkg.mVersionCode); 2106 removePackageLI(ps, true); 2107 mExpectingBetter.put(ps.name, ps.codePath); 2108 } 2109 2110 continue; 2111 } 2112 2113 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2114 psit.remove(); 2115 logCriticalInfo(Log.WARN, "System package " + ps.name 2116 + " no longer exists; wiping its data"); 2117 removeDataDirsLI(null, ps.name); 2118 } else { 2119 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2120 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2121 possiblyDeletedUpdatedSystemApps.add(ps.name); 2122 } 2123 } 2124 } 2125 } 2126 2127 //look for any incomplete package installations 2128 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2129 //clean up list 2130 for(int i = 0; i < deletePkgsList.size(); i++) { 2131 //clean up here 2132 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2133 } 2134 //delete tmp files 2135 deleteTempPackageFiles(); 2136 2137 // Remove any shared userIDs that have no associated packages 2138 mSettings.pruneSharedUsersLPw(); 2139 2140 if (!mOnlyCore) { 2141 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2142 SystemClock.uptimeMillis()); 2143 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2144 2145 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2146 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2147 2148 /** 2149 * Remove disable package settings for any updated system 2150 * apps that were removed via an OTA. If they're not a 2151 * previously-updated app, remove them completely. 2152 * Otherwise, just revoke their system-level permissions. 2153 */ 2154 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2155 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2156 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2157 2158 String msg; 2159 if (deletedPkg == null) { 2160 msg = "Updated system package " + deletedAppName 2161 + " no longer exists; wiping its data"; 2162 removeDataDirsLI(null, deletedAppName); 2163 } else { 2164 msg = "Updated system app + " + deletedAppName 2165 + " no longer present; removing system privileges for " 2166 + deletedAppName; 2167 2168 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2169 2170 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2171 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2172 } 2173 logCriticalInfo(Log.WARN, msg); 2174 } 2175 2176 /** 2177 * Make sure all system apps that we expected to appear on 2178 * the userdata partition actually showed up. If they never 2179 * appeared, crawl back and revive the system version. 2180 */ 2181 for (int i = 0; i < mExpectingBetter.size(); i++) { 2182 final String packageName = mExpectingBetter.keyAt(i); 2183 if (!mPackages.containsKey(packageName)) { 2184 final File scanFile = mExpectingBetter.valueAt(i); 2185 2186 logCriticalInfo(Log.WARN, "Expected better " + packageName 2187 + " but never showed up; reverting to system"); 2188 2189 final int reparseFlags; 2190 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2191 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2192 | PackageParser.PARSE_IS_SYSTEM_DIR 2193 | PackageParser.PARSE_IS_PRIVILEGED; 2194 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2195 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2196 | PackageParser.PARSE_IS_SYSTEM_DIR; 2197 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2198 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2199 | PackageParser.PARSE_IS_SYSTEM_DIR; 2200 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2201 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2202 | PackageParser.PARSE_IS_SYSTEM_DIR; 2203 } else { 2204 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2205 continue; 2206 } 2207 2208 mSettings.enableSystemPackageLPw(packageName); 2209 2210 try { 2211 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2212 } catch (PackageManagerException e) { 2213 Slog.e(TAG, "Failed to parse original system package: " 2214 + e.getMessage()); 2215 } 2216 } 2217 } 2218 } 2219 mExpectingBetter.clear(); 2220 2221 // Now that we know all of the shared libraries, update all clients to have 2222 // the correct library paths. 2223 updateAllSharedLibrariesLPw(); 2224 2225 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2226 // NOTE: We ignore potential failures here during a system scan (like 2227 // the rest of the commands above) because there's precious little we 2228 // can do about it. A settings error is reported, though. 2229 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2230 false /* force dexopt */, false /* defer dexopt */); 2231 } 2232 2233 // Now that we know all the packages we are keeping, 2234 // read and update their last usage times. 2235 mPackageUsage.readLP(); 2236 2237 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2238 SystemClock.uptimeMillis()); 2239 Slog.i(TAG, "Time to scan packages: " 2240 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2241 + " seconds"); 2242 2243 // If the platform SDK has changed since the last time we booted, 2244 // we need to re-grant app permission to catch any new ones that 2245 // appear. This is really a hack, and means that apps can in some 2246 // cases get permissions that the user didn't initially explicitly 2247 // allow... it would be nice to have some better way to handle 2248 // this situation. 2249 final VersionInfo ver = mSettings.getInternalVersion(); 2250 2251 int updateFlags = UPDATE_PERMISSIONS_ALL; 2252 if (ver.sdkVersion != mSdkVersion) { 2253 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2254 + mSdkVersion + "; regranting permissions for internal storage"); 2255 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2256 } 2257 updatePermissionsLPw(null, null, updateFlags); 2258 ver.sdkVersion = mSdkVersion; 2259 2260 // If this is the first boot, and it is a normal boot, then 2261 // we need to initialize the default preferred apps. 2262 if (!mRestoredSettings && !onlyCore) { 2263 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2264 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2265 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2266 } 2267 2268 // If this is first boot after an OTA, and a normal boot, then 2269 // we need to clear code cache directories. 2270 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2271 if (mIsUpgrade && !onlyCore) { 2272 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2273 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2274 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2275 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2276 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2277 } 2278 } 2279 ver.fingerprint = Build.FINGERPRINT; 2280 } 2281 2282 checkDefaultBrowser(); 2283 2284 // All the changes are done during package scanning. 2285 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2286 2287 // can downgrade to reader 2288 mSettings.writeLPr(); 2289 2290 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2291 SystemClock.uptimeMillis()); 2292 2293 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2294 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2295 2296 mInstallerService = new PackageInstallerService(context, this); 2297 2298 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2299 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2300 mIntentFilterVerifierComponent); 2301 2302 } // synchronized (mPackages) 2303 } // synchronized (mInstallLock) 2304 2305 // Now after opening every single application zip, make sure they 2306 // are all flushed. Not really needed, but keeps things nice and 2307 // tidy. 2308 Runtime.getRuntime().gc(); 2309 2310 // Expose private service for system components to use. 2311 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2312 } 2313 2314 @Override 2315 public boolean isFirstBoot() { 2316 return !mRestoredSettings; 2317 } 2318 2319 @Override 2320 public boolean isOnlyCoreApps() { 2321 return mOnlyCore; 2322 } 2323 2324 @Override 2325 public boolean isUpgrade() { 2326 return mIsUpgrade; 2327 } 2328 2329 private String getRequiredVerifierLPr() { 2330 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2331 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2332 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2333 2334 String requiredVerifier = null; 2335 2336 final int N = receivers.size(); 2337 for (int i = 0; i < N; i++) { 2338 final ResolveInfo info = receivers.get(i); 2339 2340 if (info.activityInfo == null) { 2341 continue; 2342 } 2343 2344 final String packageName = info.activityInfo.packageName; 2345 2346 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2347 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2348 continue; 2349 } 2350 2351 if (requiredVerifier != null) { 2352 throw new RuntimeException("There can be only one required verifier"); 2353 } 2354 2355 requiredVerifier = packageName; 2356 } 2357 2358 return requiredVerifier; 2359 } 2360 2361 private String getRequiredInstallerLPr() { 2362 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2363 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2364 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2365 2366 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2367 PACKAGE_MIME_TYPE, 0, 0); 2368 2369 String requiredInstaller = null; 2370 2371 final int N = installers.size(); 2372 for (int i = 0; i < N; i++) { 2373 final ResolveInfo info = installers.get(i); 2374 final String packageName = info.activityInfo.packageName; 2375 2376 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2377 continue; 2378 } 2379 2380 if (requiredInstaller != null) { 2381 throw new RuntimeException("There must be one required installer"); 2382 } 2383 2384 requiredInstaller = packageName; 2385 } 2386 2387 if (requiredInstaller == null) { 2388 throw new RuntimeException("There must be one required installer"); 2389 } 2390 2391 return requiredInstaller; 2392 } 2393 2394 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2395 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2396 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2397 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2398 2399 ComponentName verifierComponentName = null; 2400 2401 int priority = -1000; 2402 final int N = receivers.size(); 2403 for (int i = 0; i < N; i++) { 2404 final ResolveInfo info = receivers.get(i); 2405 2406 if (info.activityInfo == null) { 2407 continue; 2408 } 2409 2410 final String packageName = info.activityInfo.packageName; 2411 2412 final PackageSetting ps = mSettings.mPackages.get(packageName); 2413 if (ps == null) { 2414 continue; 2415 } 2416 2417 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2418 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2419 continue; 2420 } 2421 2422 // Select the IntentFilterVerifier with the highest priority 2423 if (priority < info.priority) { 2424 priority = info.priority; 2425 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2426 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2427 + verifierComponentName + " with priority: " + info.priority); 2428 } 2429 } 2430 2431 return verifierComponentName; 2432 } 2433 2434 private void primeDomainVerificationsLPw(int userId) { 2435 if (DEBUG_DOMAIN_VERIFICATION) { 2436 Slog.d(TAG, "Priming domain verifications in user " + userId); 2437 } 2438 2439 SystemConfig systemConfig = SystemConfig.getInstance(); 2440 ArraySet<String> packages = systemConfig.getLinkedApps(); 2441 ArraySet<String> domains = new ArraySet<String>(); 2442 2443 for (String packageName : packages) { 2444 PackageParser.Package pkg = mPackages.get(packageName); 2445 if (pkg != null) { 2446 if (!pkg.isSystemApp()) { 2447 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2448 continue; 2449 } 2450 2451 domains.clear(); 2452 for (PackageParser.Activity a : pkg.activities) { 2453 for (ActivityIntentInfo filter : a.intents) { 2454 if (hasValidDomains(filter)) { 2455 domains.addAll(filter.getHostsList()); 2456 } 2457 } 2458 } 2459 2460 if (domains.size() > 0) { 2461 if (DEBUG_DOMAIN_VERIFICATION) { 2462 Slog.v(TAG, " + " + packageName); 2463 } 2464 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2465 // state w.r.t. the formal app-linkage "no verification attempted" state; 2466 // and then 'always' in the per-user state actually used for intent resolution. 2467 final IntentFilterVerificationInfo ivi; 2468 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2469 new ArrayList<String>(domains)); 2470 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2471 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2472 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2473 } else { 2474 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2475 + "' does not handle web links"); 2476 } 2477 } else { 2478 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2479 } 2480 } 2481 2482 scheduleWritePackageRestrictionsLocked(userId); 2483 scheduleWriteSettingsLocked(); 2484 } 2485 2486 private void applyFactoryDefaultBrowserLPw(int userId) { 2487 // The default browser app's package name is stored in a string resource, 2488 // with a product-specific overlay used for vendor customization. 2489 String browserPkg = mContext.getResources().getString( 2490 com.android.internal.R.string.default_browser); 2491 if (!TextUtils.isEmpty(browserPkg)) { 2492 // non-empty string => required to be a known package 2493 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2494 if (ps == null) { 2495 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2496 browserPkg = null; 2497 } else { 2498 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2499 } 2500 } 2501 2502 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2503 // default. If there's more than one, just leave everything alone. 2504 if (browserPkg == null) { 2505 calculateDefaultBrowserLPw(userId); 2506 } 2507 } 2508 2509 private void calculateDefaultBrowserLPw(int userId) { 2510 List<String> allBrowsers = resolveAllBrowserApps(userId); 2511 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2512 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2513 } 2514 2515 private List<String> resolveAllBrowserApps(int userId) { 2516 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2517 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2518 PackageManager.MATCH_ALL, userId); 2519 2520 final int count = list.size(); 2521 List<String> result = new ArrayList<String>(count); 2522 for (int i=0; i<count; i++) { 2523 ResolveInfo info = list.get(i); 2524 if (info.activityInfo == null 2525 || !info.handleAllWebDataURI 2526 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2527 || result.contains(info.activityInfo.packageName)) { 2528 continue; 2529 } 2530 result.add(info.activityInfo.packageName); 2531 } 2532 2533 return result; 2534 } 2535 2536 private boolean packageIsBrowser(String packageName, int userId) { 2537 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2538 PackageManager.MATCH_ALL, userId); 2539 final int N = list.size(); 2540 for (int i = 0; i < N; i++) { 2541 ResolveInfo info = list.get(i); 2542 if (packageName.equals(info.activityInfo.packageName)) { 2543 return true; 2544 } 2545 } 2546 return false; 2547 } 2548 2549 private void checkDefaultBrowser() { 2550 final int myUserId = UserHandle.myUserId(); 2551 final String packageName = getDefaultBrowserPackageName(myUserId); 2552 if (packageName != null) { 2553 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2554 if (info == null) { 2555 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2556 synchronized (mPackages) { 2557 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2558 } 2559 } 2560 } 2561 } 2562 2563 @Override 2564 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2565 throws RemoteException { 2566 try { 2567 return super.onTransact(code, data, reply, flags); 2568 } catch (RuntimeException e) { 2569 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2570 Slog.wtf(TAG, "Package Manager Crash", e); 2571 } 2572 throw e; 2573 } 2574 } 2575 2576 void cleanupInstallFailedPackage(PackageSetting ps) { 2577 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2578 2579 removeDataDirsLI(ps.volumeUuid, ps.name); 2580 if (ps.codePath != null) { 2581 if (ps.codePath.isDirectory()) { 2582 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2583 } else { 2584 ps.codePath.delete(); 2585 } 2586 } 2587 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2588 if (ps.resourcePath.isDirectory()) { 2589 FileUtils.deleteContents(ps.resourcePath); 2590 } 2591 ps.resourcePath.delete(); 2592 } 2593 mSettings.removePackageLPw(ps.name); 2594 } 2595 2596 static int[] appendInts(int[] cur, int[] add) { 2597 if (add == null) return cur; 2598 if (cur == null) return add; 2599 final int N = add.length; 2600 for (int i=0; i<N; i++) { 2601 cur = appendInt(cur, add[i]); 2602 } 2603 return cur; 2604 } 2605 2606 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2607 if (!sUserManager.exists(userId)) return null; 2608 final PackageSetting ps = (PackageSetting) p.mExtras; 2609 if (ps == null) { 2610 return null; 2611 } 2612 2613 final PermissionsState permissionsState = ps.getPermissionsState(); 2614 2615 final int[] gids = permissionsState.computeGids(userId); 2616 final Set<String> permissions = permissionsState.getPermissions(userId); 2617 final PackageUserState state = ps.readUserState(userId); 2618 2619 return PackageParser.generatePackageInfo(p, gids, flags, 2620 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2621 } 2622 2623 @Override 2624 public boolean isPackageFrozen(String packageName) { 2625 synchronized (mPackages) { 2626 final PackageSetting ps = mSettings.mPackages.get(packageName); 2627 if (ps != null) { 2628 return ps.frozen; 2629 } 2630 } 2631 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2632 return true; 2633 } 2634 2635 @Override 2636 public boolean isPackageAvailable(String packageName, int userId) { 2637 if (!sUserManager.exists(userId)) return false; 2638 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2639 synchronized (mPackages) { 2640 PackageParser.Package p = mPackages.get(packageName); 2641 if (p != null) { 2642 final PackageSetting ps = (PackageSetting) p.mExtras; 2643 if (ps != null) { 2644 final PackageUserState state = ps.readUserState(userId); 2645 if (state != null) { 2646 return PackageParser.isAvailable(state); 2647 } 2648 } 2649 } 2650 } 2651 return false; 2652 } 2653 2654 @Override 2655 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2656 if (!sUserManager.exists(userId)) return null; 2657 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2658 // reader 2659 synchronized (mPackages) { 2660 PackageParser.Package p = mPackages.get(packageName); 2661 if (DEBUG_PACKAGE_INFO) 2662 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2663 if (p != null) { 2664 return generatePackageInfo(p, flags, userId); 2665 } 2666 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2667 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2668 } 2669 } 2670 return null; 2671 } 2672 2673 @Override 2674 public String[] currentToCanonicalPackageNames(String[] names) { 2675 String[] out = new String[names.length]; 2676 // reader 2677 synchronized (mPackages) { 2678 for (int i=names.length-1; i>=0; i--) { 2679 PackageSetting ps = mSettings.mPackages.get(names[i]); 2680 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2681 } 2682 } 2683 return out; 2684 } 2685 2686 @Override 2687 public String[] canonicalToCurrentPackageNames(String[] names) { 2688 String[] out = new String[names.length]; 2689 // reader 2690 synchronized (mPackages) { 2691 for (int i=names.length-1; i>=0; i--) { 2692 String cur = mSettings.mRenamedPackages.get(names[i]); 2693 out[i] = cur != null ? cur : names[i]; 2694 } 2695 } 2696 return out; 2697 } 2698 2699 @Override 2700 public int getPackageUid(String packageName, int userId) { 2701 if (!sUserManager.exists(userId)) return -1; 2702 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2703 2704 // reader 2705 synchronized (mPackages) { 2706 PackageParser.Package p = mPackages.get(packageName); 2707 if(p != null) { 2708 return UserHandle.getUid(userId, p.applicationInfo.uid); 2709 } 2710 PackageSetting ps = mSettings.mPackages.get(packageName); 2711 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2712 return -1; 2713 } 2714 p = ps.pkg; 2715 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2716 } 2717 } 2718 2719 @Override 2720 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2721 if (!sUserManager.exists(userId)) { 2722 return null; 2723 } 2724 2725 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2726 "getPackageGids"); 2727 2728 // reader 2729 synchronized (mPackages) { 2730 PackageParser.Package p = mPackages.get(packageName); 2731 if (DEBUG_PACKAGE_INFO) { 2732 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2733 } 2734 if (p != null) { 2735 PackageSetting ps = (PackageSetting) p.mExtras; 2736 return ps.getPermissionsState().computeGids(userId); 2737 } 2738 } 2739 2740 return null; 2741 } 2742 2743 static PermissionInfo generatePermissionInfo( 2744 BasePermission bp, int flags) { 2745 if (bp.perm != null) { 2746 return PackageParser.generatePermissionInfo(bp.perm, flags); 2747 } 2748 PermissionInfo pi = new PermissionInfo(); 2749 pi.name = bp.name; 2750 pi.packageName = bp.sourcePackage; 2751 pi.nonLocalizedLabel = bp.name; 2752 pi.protectionLevel = bp.protectionLevel; 2753 return pi; 2754 } 2755 2756 @Override 2757 public PermissionInfo getPermissionInfo(String name, int flags) { 2758 // reader 2759 synchronized (mPackages) { 2760 final BasePermission p = mSettings.mPermissions.get(name); 2761 if (p != null) { 2762 return generatePermissionInfo(p, flags); 2763 } 2764 return null; 2765 } 2766 } 2767 2768 @Override 2769 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2770 // reader 2771 synchronized (mPackages) { 2772 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2773 for (BasePermission p : mSettings.mPermissions.values()) { 2774 if (group == null) { 2775 if (p.perm == null || p.perm.info.group == null) { 2776 out.add(generatePermissionInfo(p, flags)); 2777 } 2778 } else { 2779 if (p.perm != null && group.equals(p.perm.info.group)) { 2780 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2781 } 2782 } 2783 } 2784 2785 if (out.size() > 0) { 2786 return out; 2787 } 2788 return mPermissionGroups.containsKey(group) ? out : null; 2789 } 2790 } 2791 2792 @Override 2793 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2794 // reader 2795 synchronized (mPackages) { 2796 return PackageParser.generatePermissionGroupInfo( 2797 mPermissionGroups.get(name), flags); 2798 } 2799 } 2800 2801 @Override 2802 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2803 // reader 2804 synchronized (mPackages) { 2805 final int N = mPermissionGroups.size(); 2806 ArrayList<PermissionGroupInfo> out 2807 = new ArrayList<PermissionGroupInfo>(N); 2808 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2809 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2810 } 2811 return out; 2812 } 2813 } 2814 2815 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2816 int userId) { 2817 if (!sUserManager.exists(userId)) return null; 2818 PackageSetting ps = mSettings.mPackages.get(packageName); 2819 if (ps != null) { 2820 if (ps.pkg == null) { 2821 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2822 flags, userId); 2823 if (pInfo != null) { 2824 return pInfo.applicationInfo; 2825 } 2826 return null; 2827 } 2828 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2829 ps.readUserState(userId), userId); 2830 } 2831 return null; 2832 } 2833 2834 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2835 int userId) { 2836 if (!sUserManager.exists(userId)) return null; 2837 PackageSetting ps = mSettings.mPackages.get(packageName); 2838 if (ps != null) { 2839 PackageParser.Package pkg = ps.pkg; 2840 if (pkg == null) { 2841 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2842 return null; 2843 } 2844 // Only data remains, so we aren't worried about code paths 2845 pkg = new PackageParser.Package(packageName); 2846 pkg.applicationInfo.packageName = packageName; 2847 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2848 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2849 pkg.applicationInfo.dataDir = Environment 2850 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2851 .getAbsolutePath(); 2852 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2853 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2854 } 2855 return generatePackageInfo(pkg, flags, userId); 2856 } 2857 return null; 2858 } 2859 2860 @Override 2861 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2862 if (!sUserManager.exists(userId)) return null; 2863 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2864 // writer 2865 synchronized (mPackages) { 2866 PackageParser.Package p = mPackages.get(packageName); 2867 if (DEBUG_PACKAGE_INFO) Log.v( 2868 TAG, "getApplicationInfo " + packageName 2869 + ": " + p); 2870 if (p != null) { 2871 PackageSetting ps = mSettings.mPackages.get(packageName); 2872 if (ps == null) return null; 2873 // Note: isEnabledLP() does not apply here - always return info 2874 return PackageParser.generateApplicationInfo( 2875 p, flags, ps.readUserState(userId), userId); 2876 } 2877 if ("android".equals(packageName)||"system".equals(packageName)) { 2878 return mAndroidApplication; 2879 } 2880 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2881 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2882 } 2883 } 2884 return null; 2885 } 2886 2887 @Override 2888 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2889 final IPackageDataObserver observer) { 2890 mContext.enforceCallingOrSelfPermission( 2891 android.Manifest.permission.CLEAR_APP_CACHE, null); 2892 // Queue up an async operation since clearing cache may take a little while. 2893 mHandler.post(new Runnable() { 2894 public void run() { 2895 mHandler.removeCallbacks(this); 2896 int retCode = -1; 2897 synchronized (mInstallLock) { 2898 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2899 if (retCode < 0) { 2900 Slog.w(TAG, "Couldn't clear application caches"); 2901 } 2902 } 2903 if (observer != null) { 2904 try { 2905 observer.onRemoveCompleted(null, (retCode >= 0)); 2906 } catch (RemoteException e) { 2907 Slog.w(TAG, "RemoveException when invoking call back"); 2908 } 2909 } 2910 } 2911 }); 2912 } 2913 2914 @Override 2915 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2916 final IntentSender pi) { 2917 mContext.enforceCallingOrSelfPermission( 2918 android.Manifest.permission.CLEAR_APP_CACHE, null); 2919 // Queue up an async operation since clearing cache may take a little while. 2920 mHandler.post(new Runnable() { 2921 public void run() { 2922 mHandler.removeCallbacks(this); 2923 int retCode = -1; 2924 synchronized (mInstallLock) { 2925 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2926 if (retCode < 0) { 2927 Slog.w(TAG, "Couldn't clear application caches"); 2928 } 2929 } 2930 if(pi != null) { 2931 try { 2932 // Callback via pending intent 2933 int code = (retCode >= 0) ? 1 : 0; 2934 pi.sendIntent(null, code, null, 2935 null, null); 2936 } catch (SendIntentException e1) { 2937 Slog.i(TAG, "Failed to send pending intent"); 2938 } 2939 } 2940 } 2941 }); 2942 } 2943 2944 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2945 synchronized (mInstallLock) { 2946 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2947 throw new IOException("Failed to free enough space"); 2948 } 2949 } 2950 } 2951 2952 @Override 2953 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2954 if (!sUserManager.exists(userId)) return null; 2955 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2956 synchronized (mPackages) { 2957 PackageParser.Activity a = mActivities.mActivities.get(component); 2958 2959 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2960 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2961 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2962 if (ps == null) return null; 2963 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2964 userId); 2965 } 2966 if (mResolveComponentName.equals(component)) { 2967 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2968 new PackageUserState(), userId); 2969 } 2970 } 2971 return null; 2972 } 2973 2974 @Override 2975 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2976 String resolvedType) { 2977 synchronized (mPackages) { 2978 if (component.equals(mResolveComponentName)) { 2979 // The resolver supports EVERYTHING! 2980 return true; 2981 } 2982 PackageParser.Activity a = mActivities.mActivities.get(component); 2983 if (a == null) { 2984 return false; 2985 } 2986 for (int i=0; i<a.intents.size(); i++) { 2987 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2988 intent.getData(), intent.getCategories(), TAG) >= 0) { 2989 return true; 2990 } 2991 } 2992 return false; 2993 } 2994 } 2995 2996 @Override 2997 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2998 if (!sUserManager.exists(userId)) return null; 2999 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3000 synchronized (mPackages) { 3001 PackageParser.Activity a = mReceivers.mActivities.get(component); 3002 if (DEBUG_PACKAGE_INFO) Log.v( 3003 TAG, "getReceiverInfo " + component + ": " + a); 3004 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3005 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3006 if (ps == null) return null; 3007 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3008 userId); 3009 } 3010 } 3011 return null; 3012 } 3013 3014 @Override 3015 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3016 if (!sUserManager.exists(userId)) return null; 3017 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3018 synchronized (mPackages) { 3019 PackageParser.Service s = mServices.mServices.get(component); 3020 if (DEBUG_PACKAGE_INFO) Log.v( 3021 TAG, "getServiceInfo " + component + ": " + s); 3022 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3023 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3024 if (ps == null) return null; 3025 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3026 userId); 3027 } 3028 } 3029 return null; 3030 } 3031 3032 @Override 3033 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3034 if (!sUserManager.exists(userId)) return null; 3035 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3036 synchronized (mPackages) { 3037 PackageParser.Provider p = mProviders.mProviders.get(component); 3038 if (DEBUG_PACKAGE_INFO) Log.v( 3039 TAG, "getProviderInfo " + component + ": " + p); 3040 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3041 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3042 if (ps == null) return null; 3043 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3044 userId); 3045 } 3046 } 3047 return null; 3048 } 3049 3050 @Override 3051 public String[] getSystemSharedLibraryNames() { 3052 Set<String> libSet; 3053 synchronized (mPackages) { 3054 libSet = mSharedLibraries.keySet(); 3055 int size = libSet.size(); 3056 if (size > 0) { 3057 String[] libs = new String[size]; 3058 libSet.toArray(libs); 3059 return libs; 3060 } 3061 } 3062 return null; 3063 } 3064 3065 /** 3066 * @hide 3067 */ 3068 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3069 synchronized (mPackages) { 3070 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3071 if (lib != null && lib.apk != null) { 3072 return mPackages.get(lib.apk); 3073 } 3074 } 3075 return null; 3076 } 3077 3078 @Override 3079 public FeatureInfo[] getSystemAvailableFeatures() { 3080 Collection<FeatureInfo> featSet; 3081 synchronized (mPackages) { 3082 featSet = mAvailableFeatures.values(); 3083 int size = featSet.size(); 3084 if (size > 0) { 3085 FeatureInfo[] features = new FeatureInfo[size+1]; 3086 featSet.toArray(features); 3087 FeatureInfo fi = new FeatureInfo(); 3088 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3089 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3090 features[size] = fi; 3091 return features; 3092 } 3093 } 3094 return null; 3095 } 3096 3097 @Override 3098 public boolean hasSystemFeature(String name) { 3099 synchronized (mPackages) { 3100 return mAvailableFeatures.containsKey(name); 3101 } 3102 } 3103 3104 private void checkValidCaller(int uid, int userId) { 3105 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3106 return; 3107 3108 throw new SecurityException("Caller uid=" + uid 3109 + " is not privileged to communicate with user=" + userId); 3110 } 3111 3112 @Override 3113 public int checkPermission(String permName, String pkgName, int userId) { 3114 if (!sUserManager.exists(userId)) { 3115 return PackageManager.PERMISSION_DENIED; 3116 } 3117 3118 synchronized (mPackages) { 3119 final PackageParser.Package p = mPackages.get(pkgName); 3120 if (p != null && p.mExtras != null) { 3121 final PackageSetting ps = (PackageSetting) p.mExtras; 3122 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3123 return PackageManager.PERMISSION_GRANTED; 3124 } 3125 } 3126 } 3127 3128 return PackageManager.PERMISSION_DENIED; 3129 } 3130 3131 @Override 3132 public int checkUidPermission(String permName, int uid) { 3133 final int userId = UserHandle.getUserId(uid); 3134 3135 if (!sUserManager.exists(userId)) { 3136 return PackageManager.PERMISSION_DENIED; 3137 } 3138 3139 synchronized (mPackages) { 3140 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3141 if (obj != null) { 3142 final SettingBase ps = (SettingBase) obj; 3143 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3144 return PackageManager.PERMISSION_GRANTED; 3145 } 3146 } else { 3147 ArraySet<String> perms = mSystemPermissions.get(uid); 3148 if (perms != null && perms.contains(permName)) { 3149 return PackageManager.PERMISSION_GRANTED; 3150 } 3151 } 3152 } 3153 3154 return PackageManager.PERMISSION_DENIED; 3155 } 3156 3157 @Override 3158 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3159 if (UserHandle.getCallingUserId() != userId) { 3160 mContext.enforceCallingPermission( 3161 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3162 "isPermissionRevokedByPolicy for user " + userId); 3163 } 3164 3165 if (checkPermission(permission, packageName, userId) 3166 == PackageManager.PERMISSION_GRANTED) { 3167 return false; 3168 } 3169 3170 final long identity = Binder.clearCallingIdentity(); 3171 try { 3172 final int flags = getPermissionFlags(permission, packageName, userId); 3173 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3174 } finally { 3175 Binder.restoreCallingIdentity(identity); 3176 } 3177 } 3178 3179 /** 3180 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3181 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3182 * @param checkShell TODO(yamasani): 3183 * @param message the message to log on security exception 3184 */ 3185 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3186 boolean checkShell, String message) { 3187 if (userId < 0) { 3188 throw new IllegalArgumentException("Invalid userId " + userId); 3189 } 3190 if (checkShell) { 3191 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3192 } 3193 if (userId == UserHandle.getUserId(callingUid)) return; 3194 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3195 if (requireFullPermission) { 3196 mContext.enforceCallingOrSelfPermission( 3197 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3198 } else { 3199 try { 3200 mContext.enforceCallingOrSelfPermission( 3201 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3202 } catch (SecurityException se) { 3203 mContext.enforceCallingOrSelfPermission( 3204 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3205 } 3206 } 3207 } 3208 } 3209 3210 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3211 if (callingUid == Process.SHELL_UID) { 3212 if (userHandle >= 0 3213 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3214 throw new SecurityException("Shell does not have permission to access user " 3215 + userHandle); 3216 } else if (userHandle < 0) { 3217 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3218 + Debug.getCallers(3)); 3219 } 3220 } 3221 } 3222 3223 private BasePermission findPermissionTreeLP(String permName) { 3224 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3225 if (permName.startsWith(bp.name) && 3226 permName.length() > bp.name.length() && 3227 permName.charAt(bp.name.length()) == '.') { 3228 return bp; 3229 } 3230 } 3231 return null; 3232 } 3233 3234 private BasePermission checkPermissionTreeLP(String permName) { 3235 if (permName != null) { 3236 BasePermission bp = findPermissionTreeLP(permName); 3237 if (bp != null) { 3238 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3239 return bp; 3240 } 3241 throw new SecurityException("Calling uid " 3242 + Binder.getCallingUid() 3243 + " is not allowed to add to permission tree " 3244 + bp.name + " owned by uid " + bp.uid); 3245 } 3246 } 3247 throw new SecurityException("No permission tree found for " + permName); 3248 } 3249 3250 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3251 if (s1 == null) { 3252 return s2 == null; 3253 } 3254 if (s2 == null) { 3255 return false; 3256 } 3257 if (s1.getClass() != s2.getClass()) { 3258 return false; 3259 } 3260 return s1.equals(s2); 3261 } 3262 3263 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3264 if (pi1.icon != pi2.icon) return false; 3265 if (pi1.logo != pi2.logo) return false; 3266 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3267 if (!compareStrings(pi1.name, pi2.name)) return false; 3268 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3269 // We'll take care of setting this one. 3270 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3271 // These are not currently stored in settings. 3272 //if (!compareStrings(pi1.group, pi2.group)) return false; 3273 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3274 //if (pi1.labelRes != pi2.labelRes) return false; 3275 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3276 return true; 3277 } 3278 3279 int permissionInfoFootprint(PermissionInfo info) { 3280 int size = info.name.length(); 3281 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3282 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3283 return size; 3284 } 3285 3286 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3287 int size = 0; 3288 for (BasePermission perm : mSettings.mPermissions.values()) { 3289 if (perm.uid == tree.uid) { 3290 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3291 } 3292 } 3293 return size; 3294 } 3295 3296 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3297 // We calculate the max size of permissions defined by this uid and throw 3298 // if that plus the size of 'info' would exceed our stated maximum. 3299 if (tree.uid != Process.SYSTEM_UID) { 3300 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3301 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3302 throw new SecurityException("Permission tree size cap exceeded"); 3303 } 3304 } 3305 } 3306 3307 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3308 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3309 throw new SecurityException("Label must be specified in permission"); 3310 } 3311 BasePermission tree = checkPermissionTreeLP(info.name); 3312 BasePermission bp = mSettings.mPermissions.get(info.name); 3313 boolean added = bp == null; 3314 boolean changed = true; 3315 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3316 if (added) { 3317 enforcePermissionCapLocked(info, tree); 3318 bp = new BasePermission(info.name, tree.sourcePackage, 3319 BasePermission.TYPE_DYNAMIC); 3320 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3321 throw new SecurityException( 3322 "Not allowed to modify non-dynamic permission " 3323 + info.name); 3324 } else { 3325 if (bp.protectionLevel == fixedLevel 3326 && bp.perm.owner.equals(tree.perm.owner) 3327 && bp.uid == tree.uid 3328 && comparePermissionInfos(bp.perm.info, info)) { 3329 changed = false; 3330 } 3331 } 3332 bp.protectionLevel = fixedLevel; 3333 info = new PermissionInfo(info); 3334 info.protectionLevel = fixedLevel; 3335 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3336 bp.perm.info.packageName = tree.perm.info.packageName; 3337 bp.uid = tree.uid; 3338 if (added) { 3339 mSettings.mPermissions.put(info.name, bp); 3340 } 3341 if (changed) { 3342 if (!async) { 3343 mSettings.writeLPr(); 3344 } else { 3345 scheduleWriteSettingsLocked(); 3346 } 3347 } 3348 return added; 3349 } 3350 3351 @Override 3352 public boolean addPermission(PermissionInfo info) { 3353 synchronized (mPackages) { 3354 return addPermissionLocked(info, false); 3355 } 3356 } 3357 3358 @Override 3359 public boolean addPermissionAsync(PermissionInfo info) { 3360 synchronized (mPackages) { 3361 return addPermissionLocked(info, true); 3362 } 3363 } 3364 3365 @Override 3366 public void removePermission(String name) { 3367 synchronized (mPackages) { 3368 checkPermissionTreeLP(name); 3369 BasePermission bp = mSettings.mPermissions.get(name); 3370 if (bp != null) { 3371 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3372 throw new SecurityException( 3373 "Not allowed to modify non-dynamic permission " 3374 + name); 3375 } 3376 mSettings.mPermissions.remove(name); 3377 mSettings.writeLPr(); 3378 } 3379 } 3380 } 3381 3382 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3383 BasePermission bp) { 3384 int index = pkg.requestedPermissions.indexOf(bp.name); 3385 if (index == -1) { 3386 throw new SecurityException("Package " + pkg.packageName 3387 + " has not requested permission " + bp.name); 3388 } 3389 if (!bp.isRuntime()) { 3390 throw new SecurityException("Permission " + bp.name 3391 + " is not a changeable permission type"); 3392 } 3393 } 3394 3395 @Override 3396 public void grantRuntimePermission(String packageName, String name, final int userId) { 3397 if (!sUserManager.exists(userId)) { 3398 Log.e(TAG, "No such user:" + userId); 3399 return; 3400 } 3401 3402 mContext.enforceCallingOrSelfPermission( 3403 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3404 "grantRuntimePermission"); 3405 3406 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3407 "grantRuntimePermission"); 3408 3409 final int uid; 3410 final SettingBase sb; 3411 3412 synchronized (mPackages) { 3413 final PackageParser.Package pkg = mPackages.get(packageName); 3414 if (pkg == null) { 3415 throw new IllegalArgumentException("Unknown package: " + packageName); 3416 } 3417 3418 final BasePermission bp = mSettings.mPermissions.get(name); 3419 if (bp == null) { 3420 throw new IllegalArgumentException("Unknown permission: " + name); 3421 } 3422 3423 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3424 3425 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3426 sb = (SettingBase) pkg.mExtras; 3427 if (sb == null) { 3428 throw new IllegalArgumentException("Unknown package: " + packageName); 3429 } 3430 3431 final PermissionsState permissionsState = sb.getPermissionsState(); 3432 3433 final int flags = permissionsState.getPermissionFlags(name, userId); 3434 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3435 throw new SecurityException("Cannot grant system fixed permission: " 3436 + name + " for package: " + packageName); 3437 } 3438 3439 final int result = permissionsState.grantRuntimePermission(bp, userId); 3440 switch (result) { 3441 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3442 return; 3443 } 3444 3445 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3446 mHandler.post(new Runnable() { 3447 @Override 3448 public void run() { 3449 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3450 } 3451 }); 3452 } break; 3453 } 3454 3455 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3456 3457 // Not critical if that is lost - app has to request again. 3458 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3459 } 3460 3461 // Only need to do this if user is initialized. Otherwise it's a new user 3462 // and there are no processes running as the user yet and there's no need 3463 // to make an expensive call to remount processes for the changed permissions. 3464 if (READ_EXTERNAL_STORAGE.equals(name) 3465 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3466 final long token = Binder.clearCallingIdentity(); 3467 try { 3468 if (sUserManager.isInitialized(userId)) { 3469 MountServiceInternal mountServiceInternal = LocalServices.getService( 3470 MountServiceInternal.class); 3471 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3472 } 3473 } finally { 3474 Binder.restoreCallingIdentity(token); 3475 } 3476 } 3477 } 3478 3479 @Override 3480 public void revokeRuntimePermission(String packageName, String name, int userId) { 3481 if (!sUserManager.exists(userId)) { 3482 Log.e(TAG, "No such user:" + userId); 3483 return; 3484 } 3485 3486 mContext.enforceCallingOrSelfPermission( 3487 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3488 "revokeRuntimePermission"); 3489 3490 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3491 "revokeRuntimePermission"); 3492 3493 final SettingBase sb; 3494 3495 synchronized (mPackages) { 3496 final PackageParser.Package pkg = mPackages.get(packageName); 3497 if (pkg == null) { 3498 throw new IllegalArgumentException("Unknown package: " + packageName); 3499 } 3500 3501 final BasePermission bp = mSettings.mPermissions.get(name); 3502 if (bp == null) { 3503 throw new IllegalArgumentException("Unknown permission: " + name); 3504 } 3505 3506 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3507 3508 sb = (SettingBase) pkg.mExtras; 3509 if (sb == null) { 3510 throw new IllegalArgumentException("Unknown package: " + packageName); 3511 } 3512 3513 final PermissionsState permissionsState = sb.getPermissionsState(); 3514 3515 final int flags = permissionsState.getPermissionFlags(name, userId); 3516 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3517 throw new SecurityException("Cannot revoke system fixed permission: " 3518 + name + " for package: " + packageName); 3519 } 3520 3521 if (permissionsState.revokeRuntimePermission(bp, userId) == 3522 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3523 return; 3524 } 3525 3526 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3527 3528 // Critical, after this call app should never have the permission. 3529 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3530 } 3531 3532 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3533 } 3534 3535 @Override 3536 public void resetRuntimePermissions() { 3537 mContext.enforceCallingOrSelfPermission( 3538 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3539 "revokeRuntimePermission"); 3540 3541 int callingUid = Binder.getCallingUid(); 3542 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3543 mContext.enforceCallingOrSelfPermission( 3544 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3545 "resetRuntimePermissions"); 3546 } 3547 3548 synchronized (mPackages) { 3549 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3550 for (int userId : UserManagerService.getInstance().getUserIds()) { 3551 final int packageCount = mPackages.size(); 3552 for (int i = 0; i < packageCount; i++) { 3553 PackageParser.Package pkg = mPackages.valueAt(i); 3554 if (!(pkg.mExtras instanceof PackageSetting)) { 3555 continue; 3556 } 3557 PackageSetting ps = (PackageSetting) pkg.mExtras; 3558 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 3559 } 3560 } 3561 } 3562 } 3563 3564 @Override 3565 public int getPermissionFlags(String name, String packageName, int userId) { 3566 if (!sUserManager.exists(userId)) { 3567 return 0; 3568 } 3569 3570 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3571 3572 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3573 "getPermissionFlags"); 3574 3575 synchronized (mPackages) { 3576 final PackageParser.Package pkg = mPackages.get(packageName); 3577 if (pkg == null) { 3578 throw new IllegalArgumentException("Unknown package: " + packageName); 3579 } 3580 3581 final BasePermission bp = mSettings.mPermissions.get(name); 3582 if (bp == null) { 3583 throw new IllegalArgumentException("Unknown permission: " + name); 3584 } 3585 3586 SettingBase sb = (SettingBase) pkg.mExtras; 3587 if (sb == null) { 3588 throw new IllegalArgumentException("Unknown package: " + packageName); 3589 } 3590 3591 PermissionsState permissionsState = sb.getPermissionsState(); 3592 return permissionsState.getPermissionFlags(name, userId); 3593 } 3594 } 3595 3596 @Override 3597 public void updatePermissionFlags(String name, String packageName, int flagMask, 3598 int flagValues, int userId) { 3599 if (!sUserManager.exists(userId)) { 3600 return; 3601 } 3602 3603 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3604 3605 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3606 "updatePermissionFlags"); 3607 3608 // Only the system can change system fixed flags. 3609 if (getCallingUid() != Process.SYSTEM_UID) { 3610 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3611 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3612 } 3613 3614 synchronized (mPackages) { 3615 final PackageParser.Package pkg = mPackages.get(packageName); 3616 if (pkg == null) { 3617 throw new IllegalArgumentException("Unknown package: " + packageName); 3618 } 3619 3620 final BasePermission bp = mSettings.mPermissions.get(name); 3621 if (bp == null) { 3622 throw new IllegalArgumentException("Unknown permission: " + name); 3623 } 3624 3625 SettingBase sb = (SettingBase) pkg.mExtras; 3626 if (sb == null) { 3627 throw new IllegalArgumentException("Unknown package: " + packageName); 3628 } 3629 3630 PermissionsState permissionsState = sb.getPermissionsState(); 3631 3632 // Only the package manager can change flags for system component permissions. 3633 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3634 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3635 return; 3636 } 3637 3638 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3639 3640 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3641 // Install and runtime permissions are stored in different places, 3642 // so figure out what permission changed and persist the change. 3643 if (permissionsState.getInstallPermissionState(name) != null) { 3644 scheduleWriteSettingsLocked(); 3645 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3646 || hadState) { 3647 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3648 } 3649 } 3650 } 3651 } 3652 3653 /** 3654 * Update the permission flags for all packages and runtime permissions of a user in order 3655 * to allow device or profile owner to remove POLICY_FIXED. 3656 */ 3657 @Override 3658 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3659 if (!sUserManager.exists(userId)) { 3660 return; 3661 } 3662 3663 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3664 3665 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3666 "updatePermissionFlagsForAllApps"); 3667 3668 // Only the system can change system fixed flags. 3669 if (getCallingUid() != Process.SYSTEM_UID) { 3670 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3671 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3672 } 3673 3674 synchronized (mPackages) { 3675 boolean changed = false; 3676 final int packageCount = mPackages.size(); 3677 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3678 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3679 SettingBase sb = (SettingBase) pkg.mExtras; 3680 if (sb == null) { 3681 continue; 3682 } 3683 PermissionsState permissionsState = sb.getPermissionsState(); 3684 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3685 userId, flagMask, flagValues); 3686 } 3687 if (changed) { 3688 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3689 } 3690 } 3691 } 3692 3693 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3694 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3695 != PackageManager.PERMISSION_GRANTED 3696 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3697 != PackageManager.PERMISSION_GRANTED) { 3698 throw new SecurityException(message + " requires " 3699 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3700 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3701 } 3702 } 3703 3704 @Override 3705 public boolean shouldShowRequestPermissionRationale(String permissionName, 3706 String packageName, int userId) { 3707 if (UserHandle.getCallingUserId() != userId) { 3708 mContext.enforceCallingPermission( 3709 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3710 "canShowRequestPermissionRationale for user " + userId); 3711 } 3712 3713 final int uid = getPackageUid(packageName, userId); 3714 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3715 return false; 3716 } 3717 3718 if (checkPermission(permissionName, packageName, userId) 3719 == PackageManager.PERMISSION_GRANTED) { 3720 return false; 3721 } 3722 3723 final int flags; 3724 3725 final long identity = Binder.clearCallingIdentity(); 3726 try { 3727 flags = getPermissionFlags(permissionName, 3728 packageName, userId); 3729 } finally { 3730 Binder.restoreCallingIdentity(identity); 3731 } 3732 3733 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3734 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3735 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3736 3737 if ((flags & fixedFlags) != 0) { 3738 return false; 3739 } 3740 3741 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3742 } 3743 3744 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3745 BasePermission bp = mSettings.mPermissions.get(permission); 3746 if (bp == null) { 3747 throw new SecurityException("Missing " + permission + " permission"); 3748 } 3749 3750 SettingBase sb = (SettingBase) pkg.mExtras; 3751 PermissionsState permissionsState = sb.getPermissionsState(); 3752 3753 if (permissionsState.grantInstallPermission(bp) != 3754 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3755 scheduleWriteSettingsLocked(); 3756 } 3757 } 3758 3759 @Override 3760 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3761 mContext.enforceCallingOrSelfPermission( 3762 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3763 "addOnPermissionsChangeListener"); 3764 3765 synchronized (mPackages) { 3766 mOnPermissionChangeListeners.addListenerLocked(listener); 3767 } 3768 } 3769 3770 @Override 3771 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3772 synchronized (mPackages) { 3773 mOnPermissionChangeListeners.removeListenerLocked(listener); 3774 } 3775 } 3776 3777 @Override 3778 public boolean isProtectedBroadcast(String actionName) { 3779 synchronized (mPackages) { 3780 return mProtectedBroadcasts.contains(actionName); 3781 } 3782 } 3783 3784 @Override 3785 public int checkSignatures(String pkg1, String pkg2) { 3786 synchronized (mPackages) { 3787 final PackageParser.Package p1 = mPackages.get(pkg1); 3788 final PackageParser.Package p2 = mPackages.get(pkg2); 3789 if (p1 == null || p1.mExtras == null 3790 || p2 == null || p2.mExtras == null) { 3791 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3792 } 3793 return compareSignatures(p1.mSignatures, p2.mSignatures); 3794 } 3795 } 3796 3797 @Override 3798 public int checkUidSignatures(int uid1, int uid2) { 3799 // Map to base uids. 3800 uid1 = UserHandle.getAppId(uid1); 3801 uid2 = UserHandle.getAppId(uid2); 3802 // reader 3803 synchronized (mPackages) { 3804 Signature[] s1; 3805 Signature[] s2; 3806 Object obj = mSettings.getUserIdLPr(uid1); 3807 if (obj != null) { 3808 if (obj instanceof SharedUserSetting) { 3809 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3810 } else if (obj instanceof PackageSetting) { 3811 s1 = ((PackageSetting)obj).signatures.mSignatures; 3812 } else { 3813 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3814 } 3815 } else { 3816 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3817 } 3818 obj = mSettings.getUserIdLPr(uid2); 3819 if (obj != null) { 3820 if (obj instanceof SharedUserSetting) { 3821 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3822 } else if (obj instanceof PackageSetting) { 3823 s2 = ((PackageSetting)obj).signatures.mSignatures; 3824 } else { 3825 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3826 } 3827 } else { 3828 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3829 } 3830 return compareSignatures(s1, s2); 3831 } 3832 } 3833 3834 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3835 final long identity = Binder.clearCallingIdentity(); 3836 try { 3837 if (sb instanceof SharedUserSetting) { 3838 SharedUserSetting sus = (SharedUserSetting) sb; 3839 final int packageCount = sus.packages.size(); 3840 for (int i = 0; i < packageCount; i++) { 3841 PackageSetting susPs = sus.packages.valueAt(i); 3842 if (userId == UserHandle.USER_ALL) { 3843 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3844 } else { 3845 final int uid = UserHandle.getUid(userId, susPs.appId); 3846 killUid(uid, reason); 3847 } 3848 } 3849 } else if (sb instanceof PackageSetting) { 3850 PackageSetting ps = (PackageSetting) sb; 3851 if (userId == UserHandle.USER_ALL) { 3852 killApplication(ps.pkg.packageName, ps.appId, reason); 3853 } else { 3854 final int uid = UserHandle.getUid(userId, ps.appId); 3855 killUid(uid, reason); 3856 } 3857 } 3858 } finally { 3859 Binder.restoreCallingIdentity(identity); 3860 } 3861 } 3862 3863 private static void killUid(int uid, String reason) { 3864 IActivityManager am = ActivityManagerNative.getDefault(); 3865 if (am != null) { 3866 try { 3867 am.killUid(uid, reason); 3868 } catch (RemoteException e) { 3869 /* ignore - same process */ 3870 } 3871 } 3872 } 3873 3874 /** 3875 * Compares two sets of signatures. Returns: 3876 * <br /> 3877 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3878 * <br /> 3879 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3880 * <br /> 3881 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3882 * <br /> 3883 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3884 * <br /> 3885 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3886 */ 3887 static int compareSignatures(Signature[] s1, Signature[] s2) { 3888 if (s1 == null) { 3889 return s2 == null 3890 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3891 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3892 } 3893 3894 if (s2 == null) { 3895 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3896 } 3897 3898 if (s1.length != s2.length) { 3899 return PackageManager.SIGNATURE_NO_MATCH; 3900 } 3901 3902 // Since both signature sets are of size 1, we can compare without HashSets. 3903 if (s1.length == 1) { 3904 return s1[0].equals(s2[0]) ? 3905 PackageManager.SIGNATURE_MATCH : 3906 PackageManager.SIGNATURE_NO_MATCH; 3907 } 3908 3909 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3910 for (Signature sig : s1) { 3911 set1.add(sig); 3912 } 3913 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3914 for (Signature sig : s2) { 3915 set2.add(sig); 3916 } 3917 // Make sure s2 contains all signatures in s1. 3918 if (set1.equals(set2)) { 3919 return PackageManager.SIGNATURE_MATCH; 3920 } 3921 return PackageManager.SIGNATURE_NO_MATCH; 3922 } 3923 3924 /** 3925 * If the database version for this type of package (internal storage or 3926 * external storage) is less than the version where package signatures 3927 * were updated, return true. 3928 */ 3929 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3930 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3931 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3932 } 3933 3934 /** 3935 * Used for backward compatibility to make sure any packages with 3936 * certificate chains get upgraded to the new style. {@code existingSigs} 3937 * will be in the old format (since they were stored on disk from before the 3938 * system upgrade) and {@code scannedSigs} will be in the newer format. 3939 */ 3940 private int compareSignaturesCompat(PackageSignatures existingSigs, 3941 PackageParser.Package scannedPkg) { 3942 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3943 return PackageManager.SIGNATURE_NO_MATCH; 3944 } 3945 3946 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3947 for (Signature sig : existingSigs.mSignatures) { 3948 existingSet.add(sig); 3949 } 3950 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3951 for (Signature sig : scannedPkg.mSignatures) { 3952 try { 3953 Signature[] chainSignatures = sig.getChainSignatures(); 3954 for (Signature chainSig : chainSignatures) { 3955 scannedCompatSet.add(chainSig); 3956 } 3957 } catch (CertificateEncodingException e) { 3958 scannedCompatSet.add(sig); 3959 } 3960 } 3961 /* 3962 * Make sure the expanded scanned set contains all signatures in the 3963 * existing one. 3964 */ 3965 if (scannedCompatSet.equals(existingSet)) { 3966 // Migrate the old signatures to the new scheme. 3967 existingSigs.assignSignatures(scannedPkg.mSignatures); 3968 // The new KeySets will be re-added later in the scanning process. 3969 synchronized (mPackages) { 3970 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3971 } 3972 return PackageManager.SIGNATURE_MATCH; 3973 } 3974 return PackageManager.SIGNATURE_NO_MATCH; 3975 } 3976 3977 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3978 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3979 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 3980 } 3981 3982 private int compareSignaturesRecover(PackageSignatures existingSigs, 3983 PackageParser.Package scannedPkg) { 3984 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3985 return PackageManager.SIGNATURE_NO_MATCH; 3986 } 3987 3988 String msg = null; 3989 try { 3990 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3991 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3992 + scannedPkg.packageName); 3993 return PackageManager.SIGNATURE_MATCH; 3994 } 3995 } catch (CertificateException e) { 3996 msg = e.getMessage(); 3997 } 3998 3999 logCriticalInfo(Log.INFO, 4000 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4001 return PackageManager.SIGNATURE_NO_MATCH; 4002 } 4003 4004 @Override 4005 public String[] getPackagesForUid(int uid) { 4006 uid = UserHandle.getAppId(uid); 4007 // reader 4008 synchronized (mPackages) { 4009 Object obj = mSettings.getUserIdLPr(uid); 4010 if (obj instanceof SharedUserSetting) { 4011 final SharedUserSetting sus = (SharedUserSetting) obj; 4012 final int N = sus.packages.size(); 4013 final String[] res = new String[N]; 4014 final Iterator<PackageSetting> it = sus.packages.iterator(); 4015 int i = 0; 4016 while (it.hasNext()) { 4017 res[i++] = it.next().name; 4018 } 4019 return res; 4020 } else if (obj instanceof PackageSetting) { 4021 final PackageSetting ps = (PackageSetting) obj; 4022 return new String[] { ps.name }; 4023 } 4024 } 4025 return null; 4026 } 4027 4028 @Override 4029 public String getNameForUid(int uid) { 4030 // reader 4031 synchronized (mPackages) { 4032 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4033 if (obj instanceof SharedUserSetting) { 4034 final SharedUserSetting sus = (SharedUserSetting) obj; 4035 return sus.name + ":" + sus.userId; 4036 } else if (obj instanceof PackageSetting) { 4037 final PackageSetting ps = (PackageSetting) obj; 4038 return ps.name; 4039 } 4040 } 4041 return null; 4042 } 4043 4044 @Override 4045 public int getUidForSharedUser(String sharedUserName) { 4046 if(sharedUserName == null) { 4047 return -1; 4048 } 4049 // reader 4050 synchronized (mPackages) { 4051 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4052 if (suid == null) { 4053 return -1; 4054 } 4055 return suid.userId; 4056 } 4057 } 4058 4059 @Override 4060 public int getFlagsForUid(int uid) { 4061 synchronized (mPackages) { 4062 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4063 if (obj instanceof SharedUserSetting) { 4064 final SharedUserSetting sus = (SharedUserSetting) obj; 4065 return sus.pkgFlags; 4066 } else if (obj instanceof PackageSetting) { 4067 final PackageSetting ps = (PackageSetting) obj; 4068 return ps.pkgFlags; 4069 } 4070 } 4071 return 0; 4072 } 4073 4074 @Override 4075 public int getPrivateFlagsForUid(int uid) { 4076 synchronized (mPackages) { 4077 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4078 if (obj instanceof SharedUserSetting) { 4079 final SharedUserSetting sus = (SharedUserSetting) obj; 4080 return sus.pkgPrivateFlags; 4081 } else if (obj instanceof PackageSetting) { 4082 final PackageSetting ps = (PackageSetting) obj; 4083 return ps.pkgPrivateFlags; 4084 } 4085 } 4086 return 0; 4087 } 4088 4089 @Override 4090 public boolean isUidPrivileged(int uid) { 4091 uid = UserHandle.getAppId(uid); 4092 // reader 4093 synchronized (mPackages) { 4094 Object obj = mSettings.getUserIdLPr(uid); 4095 if (obj instanceof SharedUserSetting) { 4096 final SharedUserSetting sus = (SharedUserSetting) obj; 4097 final Iterator<PackageSetting> it = sus.packages.iterator(); 4098 while (it.hasNext()) { 4099 if (it.next().isPrivileged()) { 4100 return true; 4101 } 4102 } 4103 } else if (obj instanceof PackageSetting) { 4104 final PackageSetting ps = (PackageSetting) obj; 4105 return ps.isPrivileged(); 4106 } 4107 } 4108 return false; 4109 } 4110 4111 @Override 4112 public String[] getAppOpPermissionPackages(String permissionName) { 4113 synchronized (mPackages) { 4114 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4115 if (pkgs == null) { 4116 return null; 4117 } 4118 return pkgs.toArray(new String[pkgs.size()]); 4119 } 4120 } 4121 4122 @Override 4123 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4124 int flags, int userId) { 4125 if (!sUserManager.exists(userId)) return null; 4126 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4127 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4128 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4129 } 4130 4131 @Override 4132 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4133 IntentFilter filter, int match, ComponentName activity) { 4134 final int userId = UserHandle.getCallingUserId(); 4135 if (DEBUG_PREFERRED) { 4136 Log.v(TAG, "setLastChosenActivity intent=" + intent 4137 + " resolvedType=" + resolvedType 4138 + " flags=" + flags 4139 + " filter=" + filter 4140 + " match=" + match 4141 + " activity=" + activity); 4142 filter.dump(new PrintStreamPrinter(System.out), " "); 4143 } 4144 intent.setComponent(null); 4145 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4146 // Find any earlier preferred or last chosen entries and nuke them 4147 findPreferredActivity(intent, resolvedType, 4148 flags, query, 0, false, true, false, userId); 4149 // Add the new activity as the last chosen for this filter 4150 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4151 "Setting last chosen"); 4152 } 4153 4154 @Override 4155 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4156 final int userId = UserHandle.getCallingUserId(); 4157 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4158 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4159 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4160 false, false, false, userId); 4161 } 4162 4163 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4164 int flags, List<ResolveInfo> query, int userId) { 4165 if (query != null) { 4166 final int N = query.size(); 4167 if (N == 1) { 4168 return query.get(0); 4169 } else if (N > 1) { 4170 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4171 // If there is more than one activity with the same priority, 4172 // then let the user decide between them. 4173 ResolveInfo r0 = query.get(0); 4174 ResolveInfo r1 = query.get(1); 4175 if (DEBUG_INTENT_MATCHING || debug) { 4176 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4177 + r1.activityInfo.name + "=" + r1.priority); 4178 } 4179 // If the first activity has a higher priority, or a different 4180 // default, then it is always desireable to pick it. 4181 if (r0.priority != r1.priority 4182 || r0.preferredOrder != r1.preferredOrder 4183 || r0.isDefault != r1.isDefault) { 4184 return query.get(0); 4185 } 4186 // If we have saved a preference for a preferred activity for 4187 // this Intent, use that. 4188 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4189 flags, query, r0.priority, true, false, debug, userId); 4190 if (ri != null) { 4191 return ri; 4192 } 4193 if (userId != 0) { 4194 ri = new ResolveInfo(mResolveInfo); 4195 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4196 ri.activityInfo.applicationInfo = new ApplicationInfo( 4197 ri.activityInfo.applicationInfo); 4198 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4199 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4200 return ri; 4201 } 4202 return mResolveInfo; 4203 } 4204 } 4205 return null; 4206 } 4207 4208 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4209 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4210 final int N = query.size(); 4211 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4212 .get(userId); 4213 // Get the list of persistent preferred activities that handle the intent 4214 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4215 List<PersistentPreferredActivity> pprefs = ppir != null 4216 ? ppir.queryIntent(intent, resolvedType, 4217 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4218 : null; 4219 if (pprefs != null && pprefs.size() > 0) { 4220 final int M = pprefs.size(); 4221 for (int i=0; i<M; i++) { 4222 final PersistentPreferredActivity ppa = pprefs.get(i); 4223 if (DEBUG_PREFERRED || debug) { 4224 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4225 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4226 + "\n component=" + ppa.mComponent); 4227 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4228 } 4229 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4230 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4231 if (DEBUG_PREFERRED || debug) { 4232 Slog.v(TAG, "Found persistent preferred activity:"); 4233 if (ai != null) { 4234 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4235 } else { 4236 Slog.v(TAG, " null"); 4237 } 4238 } 4239 if (ai == null) { 4240 // This previously registered persistent preferred activity 4241 // component is no longer known. Ignore it and do NOT remove it. 4242 continue; 4243 } 4244 for (int j=0; j<N; j++) { 4245 final ResolveInfo ri = query.get(j); 4246 if (!ri.activityInfo.applicationInfo.packageName 4247 .equals(ai.applicationInfo.packageName)) { 4248 continue; 4249 } 4250 if (!ri.activityInfo.name.equals(ai.name)) { 4251 continue; 4252 } 4253 // Found a persistent preference that can handle the intent. 4254 if (DEBUG_PREFERRED || debug) { 4255 Slog.v(TAG, "Returning persistent preferred activity: " + 4256 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4257 } 4258 return ri; 4259 } 4260 } 4261 } 4262 return null; 4263 } 4264 4265 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4266 List<ResolveInfo> query, int priority, boolean always, 4267 boolean removeMatches, boolean debug, int userId) { 4268 if (!sUserManager.exists(userId)) return null; 4269 // writer 4270 synchronized (mPackages) { 4271 if (intent.getSelector() != null) { 4272 intent = intent.getSelector(); 4273 } 4274 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4275 4276 // Try to find a matching persistent preferred activity. 4277 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4278 debug, userId); 4279 4280 // If a persistent preferred activity matched, use it. 4281 if (pri != null) { 4282 return pri; 4283 } 4284 4285 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4286 // Get the list of preferred activities that handle the intent 4287 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4288 List<PreferredActivity> prefs = pir != null 4289 ? pir.queryIntent(intent, resolvedType, 4290 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4291 : null; 4292 if (prefs != null && prefs.size() > 0) { 4293 boolean changed = false; 4294 try { 4295 // First figure out how good the original match set is. 4296 // We will only allow preferred activities that came 4297 // from the same match quality. 4298 int match = 0; 4299 4300 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4301 4302 final int N = query.size(); 4303 for (int j=0; j<N; j++) { 4304 final ResolveInfo ri = query.get(j); 4305 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4306 + ": 0x" + Integer.toHexString(match)); 4307 if (ri.match > match) { 4308 match = ri.match; 4309 } 4310 } 4311 4312 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4313 + Integer.toHexString(match)); 4314 4315 match &= IntentFilter.MATCH_CATEGORY_MASK; 4316 final int M = prefs.size(); 4317 for (int i=0; i<M; i++) { 4318 final PreferredActivity pa = prefs.get(i); 4319 if (DEBUG_PREFERRED || debug) { 4320 Slog.v(TAG, "Checking PreferredActivity ds=" 4321 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4322 + "\n component=" + pa.mPref.mComponent); 4323 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4324 } 4325 if (pa.mPref.mMatch != match) { 4326 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4327 + Integer.toHexString(pa.mPref.mMatch)); 4328 continue; 4329 } 4330 // If it's not an "always" type preferred activity and that's what we're 4331 // looking for, skip it. 4332 if (always && !pa.mPref.mAlways) { 4333 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4334 continue; 4335 } 4336 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4337 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4338 if (DEBUG_PREFERRED || debug) { 4339 Slog.v(TAG, "Found preferred activity:"); 4340 if (ai != null) { 4341 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4342 } else { 4343 Slog.v(TAG, " null"); 4344 } 4345 } 4346 if (ai == null) { 4347 // This previously registered preferred activity 4348 // component is no longer known. Most likely an update 4349 // to the app was installed and in the new version this 4350 // component no longer exists. Clean it up by removing 4351 // it from the preferred activities list, and skip it. 4352 Slog.w(TAG, "Removing dangling preferred activity: " 4353 + pa.mPref.mComponent); 4354 pir.removeFilter(pa); 4355 changed = true; 4356 continue; 4357 } 4358 for (int j=0; j<N; j++) { 4359 final ResolveInfo ri = query.get(j); 4360 if (!ri.activityInfo.applicationInfo.packageName 4361 .equals(ai.applicationInfo.packageName)) { 4362 continue; 4363 } 4364 if (!ri.activityInfo.name.equals(ai.name)) { 4365 continue; 4366 } 4367 4368 if (removeMatches) { 4369 pir.removeFilter(pa); 4370 changed = true; 4371 if (DEBUG_PREFERRED) { 4372 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4373 } 4374 break; 4375 } 4376 4377 // Okay we found a previously set preferred or last chosen app. 4378 // If the result set is different from when this 4379 // was created, we need to clear it and re-ask the 4380 // user their preference, if we're looking for an "always" type entry. 4381 if (always && !pa.mPref.sameSet(query)) { 4382 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4383 + intent + " type " + resolvedType); 4384 if (DEBUG_PREFERRED) { 4385 Slog.v(TAG, "Removing preferred activity since set changed " 4386 + pa.mPref.mComponent); 4387 } 4388 pir.removeFilter(pa); 4389 // Re-add the filter as a "last chosen" entry (!always) 4390 PreferredActivity lastChosen = new PreferredActivity( 4391 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4392 pir.addFilter(lastChosen); 4393 changed = true; 4394 return null; 4395 } 4396 4397 // Yay! Either the set matched or we're looking for the last chosen 4398 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4399 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4400 return ri; 4401 } 4402 } 4403 } finally { 4404 if (changed) { 4405 if (DEBUG_PREFERRED) { 4406 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4407 } 4408 scheduleWritePackageRestrictionsLocked(userId); 4409 } 4410 } 4411 } 4412 } 4413 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4414 return null; 4415 } 4416 4417 /* 4418 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4419 */ 4420 @Override 4421 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4422 int targetUserId) { 4423 mContext.enforceCallingOrSelfPermission( 4424 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4425 List<CrossProfileIntentFilter> matches = 4426 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4427 if (matches != null) { 4428 int size = matches.size(); 4429 for (int i = 0; i < size; i++) { 4430 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4431 } 4432 } 4433 if (hasWebURI(intent)) { 4434 // cross-profile app linking works only towards the parent. 4435 final UserInfo parent = getProfileParent(sourceUserId); 4436 synchronized(mPackages) { 4437 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4438 intent, resolvedType, 0, sourceUserId, parent.id); 4439 return xpDomainInfo != null; 4440 } 4441 } 4442 return false; 4443 } 4444 4445 private UserInfo getProfileParent(int userId) { 4446 final long identity = Binder.clearCallingIdentity(); 4447 try { 4448 return sUserManager.getProfileParent(userId); 4449 } finally { 4450 Binder.restoreCallingIdentity(identity); 4451 } 4452 } 4453 4454 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4455 String resolvedType, int userId) { 4456 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4457 if (resolver != null) { 4458 return resolver.queryIntent(intent, resolvedType, false, userId); 4459 } 4460 return null; 4461 } 4462 4463 @Override 4464 public List<ResolveInfo> queryIntentActivities(Intent intent, 4465 String resolvedType, int flags, int userId) { 4466 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4467 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4468 ComponentName comp = intent.getComponent(); 4469 if (comp == null) { 4470 if (intent.getSelector() != null) { 4471 intent = intent.getSelector(); 4472 comp = intent.getComponent(); 4473 } 4474 } 4475 4476 if (comp != null) { 4477 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4478 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4479 if (ai != null) { 4480 final ResolveInfo ri = new ResolveInfo(); 4481 ri.activityInfo = ai; 4482 list.add(ri); 4483 } 4484 return list; 4485 } 4486 4487 // reader 4488 synchronized (mPackages) { 4489 final String pkgName = intent.getPackage(); 4490 if (pkgName == null) { 4491 List<CrossProfileIntentFilter> matchingFilters = 4492 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4493 // Check for results that need to skip the current profile. 4494 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4495 resolvedType, flags, userId); 4496 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4497 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4498 result.add(xpResolveInfo); 4499 return filterIfNotPrimaryUser(result, userId); 4500 } 4501 4502 // Check for results in the current profile. 4503 List<ResolveInfo> result = mActivities.queryIntent( 4504 intent, resolvedType, flags, userId); 4505 4506 // Check for cross profile results. 4507 xpResolveInfo = queryCrossProfileIntents( 4508 matchingFilters, intent, resolvedType, flags, userId); 4509 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4510 result.add(xpResolveInfo); 4511 Collections.sort(result, mResolvePrioritySorter); 4512 } 4513 result = filterIfNotPrimaryUser(result, userId); 4514 if (hasWebURI(intent)) { 4515 CrossProfileDomainInfo xpDomainInfo = null; 4516 final UserInfo parent = getProfileParent(userId); 4517 if (parent != null) { 4518 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4519 flags, userId, parent.id); 4520 } 4521 if (xpDomainInfo != null) { 4522 if (xpResolveInfo != null) { 4523 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4524 // in the result. 4525 result.remove(xpResolveInfo); 4526 } 4527 if (result.size() == 0) { 4528 result.add(xpDomainInfo.resolveInfo); 4529 return result; 4530 } 4531 } else if (result.size() <= 1) { 4532 return result; 4533 } 4534 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4535 xpDomainInfo, userId); 4536 Collections.sort(result, mResolvePrioritySorter); 4537 } 4538 return result; 4539 } 4540 final PackageParser.Package pkg = mPackages.get(pkgName); 4541 if (pkg != null) { 4542 return filterIfNotPrimaryUser( 4543 mActivities.queryIntentForPackage( 4544 intent, resolvedType, flags, pkg.activities, userId), 4545 userId); 4546 } 4547 return new ArrayList<ResolveInfo>(); 4548 } 4549 } 4550 4551 private static class CrossProfileDomainInfo { 4552 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4553 ResolveInfo resolveInfo; 4554 /* Best domain verification status of the activities found in the other profile */ 4555 int bestDomainVerificationStatus; 4556 } 4557 4558 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4559 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4560 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4561 sourceUserId)) { 4562 return null; 4563 } 4564 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4565 resolvedType, flags, parentUserId); 4566 4567 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4568 return null; 4569 } 4570 CrossProfileDomainInfo result = null; 4571 int size = resultTargetUser.size(); 4572 for (int i = 0; i < size; i++) { 4573 ResolveInfo riTargetUser = resultTargetUser.get(i); 4574 // Intent filter verification is only for filters that specify a host. So don't return 4575 // those that handle all web uris. 4576 if (riTargetUser.handleAllWebDataURI) { 4577 continue; 4578 } 4579 String packageName = riTargetUser.activityInfo.packageName; 4580 PackageSetting ps = mSettings.mPackages.get(packageName); 4581 if (ps == null) { 4582 continue; 4583 } 4584 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4585 int status = (int)(verificationState >> 32); 4586 if (result == null) { 4587 result = new CrossProfileDomainInfo(); 4588 result.resolveInfo = 4589 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4590 result.bestDomainVerificationStatus = status; 4591 } else { 4592 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4593 result.bestDomainVerificationStatus); 4594 } 4595 } 4596 // Don't consider matches with status NEVER across profiles. 4597 if (result != null && result.bestDomainVerificationStatus 4598 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4599 return null; 4600 } 4601 return result; 4602 } 4603 4604 /** 4605 * Verification statuses are ordered from the worse to the best, except for 4606 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4607 */ 4608 private int bestDomainVerificationStatus(int status1, int status2) { 4609 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4610 return status2; 4611 } 4612 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4613 return status1; 4614 } 4615 return (int) MathUtils.max(status1, status2); 4616 } 4617 4618 private boolean isUserEnabled(int userId) { 4619 long callingId = Binder.clearCallingIdentity(); 4620 try { 4621 UserInfo userInfo = sUserManager.getUserInfo(userId); 4622 return userInfo != null && userInfo.isEnabled(); 4623 } finally { 4624 Binder.restoreCallingIdentity(callingId); 4625 } 4626 } 4627 4628 /** 4629 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4630 * 4631 * @return filtered list 4632 */ 4633 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4634 if (userId == UserHandle.USER_OWNER) { 4635 return resolveInfos; 4636 } 4637 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4638 ResolveInfo info = resolveInfos.get(i); 4639 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4640 resolveInfos.remove(i); 4641 } 4642 } 4643 return resolveInfos; 4644 } 4645 4646 private static boolean hasWebURI(Intent intent) { 4647 if (intent.getData() == null) { 4648 return false; 4649 } 4650 final String scheme = intent.getScheme(); 4651 if (TextUtils.isEmpty(scheme)) { 4652 return false; 4653 } 4654 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4655 } 4656 4657 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4658 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4659 int userId) { 4660 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4661 4662 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4663 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4664 candidates.size()); 4665 } 4666 4667 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4668 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4669 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4670 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4671 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4672 4673 synchronized (mPackages) { 4674 final int count = candidates.size(); 4675 // First, try to use linked apps. Partition the candidates into four lists: 4676 // one for the final results, one for the "do not use ever", one for "undefined status" 4677 // and finally one for "browser app type". 4678 for (int n=0; n<count; n++) { 4679 ResolveInfo info = candidates.get(n); 4680 String packageName = info.activityInfo.packageName; 4681 PackageSetting ps = mSettings.mPackages.get(packageName); 4682 if (ps != null) { 4683 // Add to the special match all list (Browser use case) 4684 if (info.handleAllWebDataURI) { 4685 matchAllList.add(info); 4686 continue; 4687 } 4688 // Try to get the status from User settings first 4689 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4690 int status = (int)(packedStatus >> 32); 4691 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4692 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4693 if (DEBUG_DOMAIN_VERIFICATION) { 4694 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4695 + " : linkgen=" + linkGeneration); 4696 } 4697 // Use link-enabled generation as preferredOrder, i.e. 4698 // prefer newly-enabled over earlier-enabled. 4699 info.preferredOrder = linkGeneration; 4700 alwaysList.add(info); 4701 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4702 if (DEBUG_DOMAIN_VERIFICATION) { 4703 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4704 } 4705 neverList.add(info); 4706 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4707 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4708 if (DEBUG_DOMAIN_VERIFICATION) { 4709 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4710 } 4711 undefinedList.add(info); 4712 } 4713 } 4714 } 4715 // First try to add the "always" resolution(s) for the current user, if any 4716 if (alwaysList.size() > 0) { 4717 result.addAll(alwaysList); 4718 // if there is an "always" for the parent user, add it. 4719 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4720 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4721 result.add(xpDomainInfo.resolveInfo); 4722 } else { 4723 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4724 result.addAll(undefinedList); 4725 if (xpDomainInfo != null && ( 4726 xpDomainInfo.bestDomainVerificationStatus 4727 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4728 || xpDomainInfo.bestDomainVerificationStatus 4729 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4730 result.add(xpDomainInfo.resolveInfo); 4731 } 4732 // Also add Browsers (all of them or only the default one) 4733 if ((matchFlags & MATCH_ALL) != 0) { 4734 result.addAll(matchAllList); 4735 } else { 4736 // Browser/generic handling case. If there's a default browser, go straight 4737 // to that (but only if there is no other higher-priority match). 4738 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4739 int maxMatchPrio = 0; 4740 ResolveInfo defaultBrowserMatch = null; 4741 final int numCandidates = matchAllList.size(); 4742 for (int n = 0; n < numCandidates; n++) { 4743 ResolveInfo info = matchAllList.get(n); 4744 // track the highest overall match priority... 4745 if (info.priority > maxMatchPrio) { 4746 maxMatchPrio = info.priority; 4747 } 4748 // ...and the highest-priority default browser match 4749 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4750 if (defaultBrowserMatch == null 4751 || (defaultBrowserMatch.priority < info.priority)) { 4752 if (debug) { 4753 Slog.v(TAG, "Considering default browser match " + info); 4754 } 4755 defaultBrowserMatch = info; 4756 } 4757 } 4758 } 4759 if (defaultBrowserMatch != null 4760 && defaultBrowserMatch.priority >= maxMatchPrio 4761 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4762 { 4763 if (debug) { 4764 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4765 } 4766 result.add(defaultBrowserMatch); 4767 } else { 4768 result.addAll(matchAllList); 4769 } 4770 } 4771 4772 // If there is nothing selected, add all candidates and remove the ones that the user 4773 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4774 if (result.size() == 0) { 4775 result.addAll(candidates); 4776 result.removeAll(neverList); 4777 } 4778 } 4779 } 4780 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4781 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4782 result.size()); 4783 for (ResolveInfo info : result) { 4784 Slog.v(TAG, " + " + info.activityInfo); 4785 } 4786 } 4787 return result; 4788 } 4789 4790 // Returns a packed value as a long: 4791 // 4792 // high 'int'-sized word: link status: undefined/ask/never/always. 4793 // low 'int'-sized word: relative priority among 'always' results. 4794 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4795 long result = ps.getDomainVerificationStatusForUser(userId); 4796 // if none available, get the master status 4797 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4798 if (ps.getIntentFilterVerificationInfo() != null) { 4799 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4800 } 4801 } 4802 return result; 4803 } 4804 4805 private ResolveInfo querySkipCurrentProfileIntents( 4806 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4807 int flags, int sourceUserId) { 4808 if (matchingFilters != null) { 4809 int size = matchingFilters.size(); 4810 for (int i = 0; i < size; i ++) { 4811 CrossProfileIntentFilter filter = matchingFilters.get(i); 4812 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4813 // Checking if there are activities in the target user that can handle the 4814 // intent. 4815 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4816 flags, sourceUserId); 4817 if (resolveInfo != null) { 4818 return resolveInfo; 4819 } 4820 } 4821 } 4822 } 4823 return null; 4824 } 4825 4826 // Return matching ResolveInfo if any for skip current profile intent filters. 4827 private ResolveInfo queryCrossProfileIntents( 4828 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4829 int flags, int sourceUserId) { 4830 if (matchingFilters != null) { 4831 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4832 // match the same intent. For performance reasons, it is better not to 4833 // run queryIntent twice for the same userId 4834 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4835 int size = matchingFilters.size(); 4836 for (int i = 0; i < size; i++) { 4837 CrossProfileIntentFilter filter = matchingFilters.get(i); 4838 int targetUserId = filter.getTargetUserId(); 4839 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4840 && !alreadyTriedUserIds.get(targetUserId)) { 4841 // Checking if there are activities in the target user that can handle the 4842 // intent. 4843 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4844 flags, sourceUserId); 4845 if (resolveInfo != null) return resolveInfo; 4846 alreadyTriedUserIds.put(targetUserId, true); 4847 } 4848 } 4849 } 4850 return null; 4851 } 4852 4853 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4854 String resolvedType, int flags, int sourceUserId) { 4855 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4856 resolvedType, flags, filter.getTargetUserId()); 4857 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4858 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4859 } 4860 return null; 4861 } 4862 4863 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4864 int sourceUserId, int targetUserId) { 4865 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4866 String className; 4867 if (targetUserId == UserHandle.USER_OWNER) { 4868 className = FORWARD_INTENT_TO_USER_OWNER; 4869 } else { 4870 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4871 } 4872 ComponentName forwardingActivityComponentName = new ComponentName( 4873 mAndroidApplication.packageName, className); 4874 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4875 sourceUserId); 4876 if (targetUserId == UserHandle.USER_OWNER) { 4877 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4878 forwardingResolveInfo.noResourceId = true; 4879 } 4880 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4881 forwardingResolveInfo.priority = 0; 4882 forwardingResolveInfo.preferredOrder = 0; 4883 forwardingResolveInfo.match = 0; 4884 forwardingResolveInfo.isDefault = true; 4885 forwardingResolveInfo.filter = filter; 4886 forwardingResolveInfo.targetUserId = targetUserId; 4887 return forwardingResolveInfo; 4888 } 4889 4890 @Override 4891 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4892 Intent[] specifics, String[] specificTypes, Intent intent, 4893 String resolvedType, int flags, int userId) { 4894 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4895 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4896 false, "query intent activity options"); 4897 final String resultsAction = intent.getAction(); 4898 4899 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4900 | PackageManager.GET_RESOLVED_FILTER, userId); 4901 4902 if (DEBUG_INTENT_MATCHING) { 4903 Log.v(TAG, "Query " + intent + ": " + results); 4904 } 4905 4906 int specificsPos = 0; 4907 int N; 4908 4909 // todo: note that the algorithm used here is O(N^2). This 4910 // isn't a problem in our current environment, but if we start running 4911 // into situations where we have more than 5 or 10 matches then this 4912 // should probably be changed to something smarter... 4913 4914 // First we go through and resolve each of the specific items 4915 // that were supplied, taking care of removing any corresponding 4916 // duplicate items in the generic resolve list. 4917 if (specifics != null) { 4918 for (int i=0; i<specifics.length; i++) { 4919 final Intent sintent = specifics[i]; 4920 if (sintent == null) { 4921 continue; 4922 } 4923 4924 if (DEBUG_INTENT_MATCHING) { 4925 Log.v(TAG, "Specific #" + i + ": " + sintent); 4926 } 4927 4928 String action = sintent.getAction(); 4929 if (resultsAction != null && resultsAction.equals(action)) { 4930 // If this action was explicitly requested, then don't 4931 // remove things that have it. 4932 action = null; 4933 } 4934 4935 ResolveInfo ri = null; 4936 ActivityInfo ai = null; 4937 4938 ComponentName comp = sintent.getComponent(); 4939 if (comp == null) { 4940 ri = resolveIntent( 4941 sintent, 4942 specificTypes != null ? specificTypes[i] : null, 4943 flags, userId); 4944 if (ri == null) { 4945 continue; 4946 } 4947 if (ri == mResolveInfo) { 4948 // ACK! Must do something better with this. 4949 } 4950 ai = ri.activityInfo; 4951 comp = new ComponentName(ai.applicationInfo.packageName, 4952 ai.name); 4953 } else { 4954 ai = getActivityInfo(comp, flags, userId); 4955 if (ai == null) { 4956 continue; 4957 } 4958 } 4959 4960 // Look for any generic query activities that are duplicates 4961 // of this specific one, and remove them from the results. 4962 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4963 N = results.size(); 4964 int j; 4965 for (j=specificsPos; j<N; j++) { 4966 ResolveInfo sri = results.get(j); 4967 if ((sri.activityInfo.name.equals(comp.getClassName()) 4968 && sri.activityInfo.applicationInfo.packageName.equals( 4969 comp.getPackageName())) 4970 || (action != null && sri.filter.matchAction(action))) { 4971 results.remove(j); 4972 if (DEBUG_INTENT_MATCHING) Log.v( 4973 TAG, "Removing duplicate item from " + j 4974 + " due to specific " + specificsPos); 4975 if (ri == null) { 4976 ri = sri; 4977 } 4978 j--; 4979 N--; 4980 } 4981 } 4982 4983 // Add this specific item to its proper place. 4984 if (ri == null) { 4985 ri = new ResolveInfo(); 4986 ri.activityInfo = ai; 4987 } 4988 results.add(specificsPos, ri); 4989 ri.specificIndex = i; 4990 specificsPos++; 4991 } 4992 } 4993 4994 // Now we go through the remaining generic results and remove any 4995 // duplicate actions that are found here. 4996 N = results.size(); 4997 for (int i=specificsPos; i<N-1; i++) { 4998 final ResolveInfo rii = results.get(i); 4999 if (rii.filter == null) { 5000 continue; 5001 } 5002 5003 // Iterate over all of the actions of this result's intent 5004 // filter... typically this should be just one. 5005 final Iterator<String> it = rii.filter.actionsIterator(); 5006 if (it == null) { 5007 continue; 5008 } 5009 while (it.hasNext()) { 5010 final String action = it.next(); 5011 if (resultsAction != null && resultsAction.equals(action)) { 5012 // If this action was explicitly requested, then don't 5013 // remove things that have it. 5014 continue; 5015 } 5016 for (int j=i+1; j<N; j++) { 5017 final ResolveInfo rij = results.get(j); 5018 if (rij.filter != null && rij.filter.hasAction(action)) { 5019 results.remove(j); 5020 if (DEBUG_INTENT_MATCHING) Log.v( 5021 TAG, "Removing duplicate item from " + j 5022 + " due to action " + action + " at " + i); 5023 j--; 5024 N--; 5025 } 5026 } 5027 } 5028 5029 // If the caller didn't request filter information, drop it now 5030 // so we don't have to marshall/unmarshall it. 5031 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5032 rii.filter = null; 5033 } 5034 } 5035 5036 // Filter out the caller activity if so requested. 5037 if (caller != null) { 5038 N = results.size(); 5039 for (int i=0; i<N; i++) { 5040 ActivityInfo ainfo = results.get(i).activityInfo; 5041 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5042 && caller.getClassName().equals(ainfo.name)) { 5043 results.remove(i); 5044 break; 5045 } 5046 } 5047 } 5048 5049 // If the caller didn't request filter information, 5050 // drop them now so we don't have to 5051 // marshall/unmarshall it. 5052 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5053 N = results.size(); 5054 for (int i=0; i<N; i++) { 5055 results.get(i).filter = null; 5056 } 5057 } 5058 5059 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5060 return results; 5061 } 5062 5063 @Override 5064 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5065 int userId) { 5066 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5067 ComponentName comp = intent.getComponent(); 5068 if (comp == null) { 5069 if (intent.getSelector() != null) { 5070 intent = intent.getSelector(); 5071 comp = intent.getComponent(); 5072 } 5073 } 5074 if (comp != null) { 5075 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5076 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5077 if (ai != null) { 5078 ResolveInfo ri = new ResolveInfo(); 5079 ri.activityInfo = ai; 5080 list.add(ri); 5081 } 5082 return list; 5083 } 5084 5085 // reader 5086 synchronized (mPackages) { 5087 String pkgName = intent.getPackage(); 5088 if (pkgName == null) { 5089 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5090 } 5091 final PackageParser.Package pkg = mPackages.get(pkgName); 5092 if (pkg != null) { 5093 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5094 userId); 5095 } 5096 return null; 5097 } 5098 } 5099 5100 @Override 5101 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5102 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5103 if (!sUserManager.exists(userId)) return null; 5104 if (query != null) { 5105 if (query.size() >= 1) { 5106 // If there is more than one service with the same priority, 5107 // just arbitrarily pick the first one. 5108 return query.get(0); 5109 } 5110 } 5111 return null; 5112 } 5113 5114 @Override 5115 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5116 int userId) { 5117 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5118 ComponentName comp = intent.getComponent(); 5119 if (comp == null) { 5120 if (intent.getSelector() != null) { 5121 intent = intent.getSelector(); 5122 comp = intent.getComponent(); 5123 } 5124 } 5125 if (comp != null) { 5126 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5127 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5128 if (si != null) { 5129 final ResolveInfo ri = new ResolveInfo(); 5130 ri.serviceInfo = si; 5131 list.add(ri); 5132 } 5133 return list; 5134 } 5135 5136 // reader 5137 synchronized (mPackages) { 5138 String pkgName = intent.getPackage(); 5139 if (pkgName == null) { 5140 return mServices.queryIntent(intent, resolvedType, flags, userId); 5141 } 5142 final PackageParser.Package pkg = mPackages.get(pkgName); 5143 if (pkg != null) { 5144 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5145 userId); 5146 } 5147 return null; 5148 } 5149 } 5150 5151 @Override 5152 public List<ResolveInfo> queryIntentContentProviders( 5153 Intent intent, String resolvedType, int flags, int userId) { 5154 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5155 ComponentName comp = intent.getComponent(); 5156 if (comp == null) { 5157 if (intent.getSelector() != null) { 5158 intent = intent.getSelector(); 5159 comp = intent.getComponent(); 5160 } 5161 } 5162 if (comp != null) { 5163 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5164 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5165 if (pi != null) { 5166 final ResolveInfo ri = new ResolveInfo(); 5167 ri.providerInfo = pi; 5168 list.add(ri); 5169 } 5170 return list; 5171 } 5172 5173 // reader 5174 synchronized (mPackages) { 5175 String pkgName = intent.getPackage(); 5176 if (pkgName == null) { 5177 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5178 } 5179 final PackageParser.Package pkg = mPackages.get(pkgName); 5180 if (pkg != null) { 5181 return mProviders.queryIntentForPackage( 5182 intent, resolvedType, flags, pkg.providers, userId); 5183 } 5184 return null; 5185 } 5186 } 5187 5188 @Override 5189 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5190 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5191 5192 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5193 5194 // writer 5195 synchronized (mPackages) { 5196 ArrayList<PackageInfo> list; 5197 if (listUninstalled) { 5198 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5199 for (PackageSetting ps : mSettings.mPackages.values()) { 5200 PackageInfo pi; 5201 if (ps.pkg != null) { 5202 pi = generatePackageInfo(ps.pkg, flags, userId); 5203 } else { 5204 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5205 } 5206 if (pi != null) { 5207 list.add(pi); 5208 } 5209 } 5210 } else { 5211 list = new ArrayList<PackageInfo>(mPackages.size()); 5212 for (PackageParser.Package p : mPackages.values()) { 5213 PackageInfo pi = generatePackageInfo(p, flags, userId); 5214 if (pi != null) { 5215 list.add(pi); 5216 } 5217 } 5218 } 5219 5220 return new ParceledListSlice<PackageInfo>(list); 5221 } 5222 } 5223 5224 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5225 String[] permissions, boolean[] tmp, int flags, int userId) { 5226 int numMatch = 0; 5227 final PermissionsState permissionsState = ps.getPermissionsState(); 5228 for (int i=0; i<permissions.length; i++) { 5229 final String permission = permissions[i]; 5230 if (permissionsState.hasPermission(permission, userId)) { 5231 tmp[i] = true; 5232 numMatch++; 5233 } else { 5234 tmp[i] = false; 5235 } 5236 } 5237 if (numMatch == 0) { 5238 return; 5239 } 5240 PackageInfo pi; 5241 if (ps.pkg != null) { 5242 pi = generatePackageInfo(ps.pkg, flags, userId); 5243 } else { 5244 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5245 } 5246 // The above might return null in cases of uninstalled apps or install-state 5247 // skew across users/profiles. 5248 if (pi != null) { 5249 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5250 if (numMatch == permissions.length) { 5251 pi.requestedPermissions = permissions; 5252 } else { 5253 pi.requestedPermissions = new String[numMatch]; 5254 numMatch = 0; 5255 for (int i=0; i<permissions.length; i++) { 5256 if (tmp[i]) { 5257 pi.requestedPermissions[numMatch] = permissions[i]; 5258 numMatch++; 5259 } 5260 } 5261 } 5262 } 5263 list.add(pi); 5264 } 5265 } 5266 5267 @Override 5268 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5269 String[] permissions, int flags, int userId) { 5270 if (!sUserManager.exists(userId)) return null; 5271 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5272 5273 // writer 5274 synchronized (mPackages) { 5275 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5276 boolean[] tmpBools = new boolean[permissions.length]; 5277 if (listUninstalled) { 5278 for (PackageSetting ps : mSettings.mPackages.values()) { 5279 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5280 } 5281 } else { 5282 for (PackageParser.Package pkg : mPackages.values()) { 5283 PackageSetting ps = (PackageSetting)pkg.mExtras; 5284 if (ps != null) { 5285 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5286 userId); 5287 } 5288 } 5289 } 5290 5291 return new ParceledListSlice<PackageInfo>(list); 5292 } 5293 } 5294 5295 @Override 5296 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5297 if (!sUserManager.exists(userId)) return null; 5298 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5299 5300 // writer 5301 synchronized (mPackages) { 5302 ArrayList<ApplicationInfo> list; 5303 if (listUninstalled) { 5304 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5305 for (PackageSetting ps : mSettings.mPackages.values()) { 5306 ApplicationInfo ai; 5307 if (ps.pkg != null) { 5308 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5309 ps.readUserState(userId), userId); 5310 } else { 5311 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5312 } 5313 if (ai != null) { 5314 list.add(ai); 5315 } 5316 } 5317 } else { 5318 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5319 for (PackageParser.Package p : mPackages.values()) { 5320 if (p.mExtras != null) { 5321 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5322 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5323 if (ai != null) { 5324 list.add(ai); 5325 } 5326 } 5327 } 5328 } 5329 5330 return new ParceledListSlice<ApplicationInfo>(list); 5331 } 5332 } 5333 5334 public List<ApplicationInfo> getPersistentApplications(int flags) { 5335 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5336 5337 // reader 5338 synchronized (mPackages) { 5339 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5340 final int userId = UserHandle.getCallingUserId(); 5341 while (i.hasNext()) { 5342 final PackageParser.Package p = i.next(); 5343 if (p.applicationInfo != null 5344 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5345 && (!mSafeMode || isSystemApp(p))) { 5346 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5347 if (ps != null) { 5348 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5349 ps.readUserState(userId), userId); 5350 if (ai != null) { 5351 finalList.add(ai); 5352 } 5353 } 5354 } 5355 } 5356 } 5357 5358 return finalList; 5359 } 5360 5361 @Override 5362 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5363 if (!sUserManager.exists(userId)) return null; 5364 // reader 5365 synchronized (mPackages) { 5366 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5367 PackageSetting ps = provider != null 5368 ? mSettings.mPackages.get(provider.owner.packageName) 5369 : null; 5370 return ps != null 5371 && mSettings.isEnabledLPr(provider.info, flags, userId) 5372 && (!mSafeMode || (provider.info.applicationInfo.flags 5373 &ApplicationInfo.FLAG_SYSTEM) != 0) 5374 ? PackageParser.generateProviderInfo(provider, flags, 5375 ps.readUserState(userId), userId) 5376 : null; 5377 } 5378 } 5379 5380 /** 5381 * @deprecated 5382 */ 5383 @Deprecated 5384 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5385 // reader 5386 synchronized (mPackages) { 5387 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5388 .entrySet().iterator(); 5389 final int userId = UserHandle.getCallingUserId(); 5390 while (i.hasNext()) { 5391 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5392 PackageParser.Provider p = entry.getValue(); 5393 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5394 5395 if (ps != null && p.syncable 5396 && (!mSafeMode || (p.info.applicationInfo.flags 5397 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5398 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5399 ps.readUserState(userId), userId); 5400 if (info != null) { 5401 outNames.add(entry.getKey()); 5402 outInfo.add(info); 5403 } 5404 } 5405 } 5406 } 5407 } 5408 5409 @Override 5410 public List<ProviderInfo> queryContentProviders(String processName, 5411 int uid, int flags) { 5412 ArrayList<ProviderInfo> finalList = null; 5413 // reader 5414 synchronized (mPackages) { 5415 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5416 final int userId = processName != null ? 5417 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5418 while (i.hasNext()) { 5419 final PackageParser.Provider p = i.next(); 5420 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5421 if (ps != null && p.info.authority != null 5422 && (processName == null 5423 || (p.info.processName.equals(processName) 5424 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5425 && mSettings.isEnabledLPr(p.info, flags, userId) 5426 && (!mSafeMode 5427 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5428 if (finalList == null) { 5429 finalList = new ArrayList<ProviderInfo>(3); 5430 } 5431 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5432 ps.readUserState(userId), userId); 5433 if (info != null) { 5434 finalList.add(info); 5435 } 5436 } 5437 } 5438 } 5439 5440 if (finalList != null) { 5441 Collections.sort(finalList, mProviderInitOrderSorter); 5442 } 5443 5444 return finalList; 5445 } 5446 5447 @Override 5448 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5449 int flags) { 5450 // reader 5451 synchronized (mPackages) { 5452 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5453 return PackageParser.generateInstrumentationInfo(i, flags); 5454 } 5455 } 5456 5457 @Override 5458 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5459 int flags) { 5460 ArrayList<InstrumentationInfo> finalList = 5461 new ArrayList<InstrumentationInfo>(); 5462 5463 // reader 5464 synchronized (mPackages) { 5465 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5466 while (i.hasNext()) { 5467 final PackageParser.Instrumentation p = i.next(); 5468 if (targetPackage == null 5469 || targetPackage.equals(p.info.targetPackage)) { 5470 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5471 flags); 5472 if (ii != null) { 5473 finalList.add(ii); 5474 } 5475 } 5476 } 5477 } 5478 5479 return finalList; 5480 } 5481 5482 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5483 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5484 if (overlays == null) { 5485 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5486 return; 5487 } 5488 for (PackageParser.Package opkg : overlays.values()) { 5489 // Not much to do if idmap fails: we already logged the error 5490 // and we certainly don't want to abort installation of pkg simply 5491 // because an overlay didn't fit properly. For these reasons, 5492 // ignore the return value of createIdmapForPackagePairLI. 5493 createIdmapForPackagePairLI(pkg, opkg); 5494 } 5495 } 5496 5497 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5498 PackageParser.Package opkg) { 5499 if (!opkg.mTrustedOverlay) { 5500 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5501 opkg.baseCodePath + ": overlay not trusted"); 5502 return false; 5503 } 5504 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5505 if (overlaySet == null) { 5506 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5507 opkg.baseCodePath + " but target package has no known overlays"); 5508 return false; 5509 } 5510 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5511 // TODO: generate idmap for split APKs 5512 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5513 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5514 + opkg.baseCodePath); 5515 return false; 5516 } 5517 PackageParser.Package[] overlayArray = 5518 overlaySet.values().toArray(new PackageParser.Package[0]); 5519 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5520 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5521 return p1.mOverlayPriority - p2.mOverlayPriority; 5522 } 5523 }; 5524 Arrays.sort(overlayArray, cmp); 5525 5526 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5527 int i = 0; 5528 for (PackageParser.Package p : overlayArray) { 5529 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5530 } 5531 return true; 5532 } 5533 5534 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5535 final File[] files = dir.listFiles(); 5536 if (ArrayUtils.isEmpty(files)) { 5537 Log.d(TAG, "No files in app dir " + dir); 5538 return; 5539 } 5540 5541 if (DEBUG_PACKAGE_SCANNING) { 5542 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5543 + " flags=0x" + Integer.toHexString(parseFlags)); 5544 } 5545 5546 for (File file : files) { 5547 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5548 && !PackageInstallerService.isStageName(file.getName()); 5549 if (!isPackage) { 5550 // Ignore entries which are not packages 5551 continue; 5552 } 5553 try { 5554 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5555 scanFlags, currentTime, null); 5556 } catch (PackageManagerException e) { 5557 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5558 5559 // Delete invalid userdata apps 5560 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5561 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5562 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5563 if (file.isDirectory()) { 5564 mInstaller.rmPackageDir(file.getAbsolutePath()); 5565 } else { 5566 file.delete(); 5567 } 5568 } 5569 } 5570 } 5571 } 5572 5573 private static File getSettingsProblemFile() { 5574 File dataDir = Environment.getDataDirectory(); 5575 File systemDir = new File(dataDir, "system"); 5576 File fname = new File(systemDir, "uiderrors.txt"); 5577 return fname; 5578 } 5579 5580 static void reportSettingsProblem(int priority, String msg) { 5581 logCriticalInfo(priority, msg); 5582 } 5583 5584 static void logCriticalInfo(int priority, String msg) { 5585 Slog.println(priority, TAG, msg); 5586 EventLogTags.writePmCriticalInfo(msg); 5587 try { 5588 File fname = getSettingsProblemFile(); 5589 FileOutputStream out = new FileOutputStream(fname, true); 5590 PrintWriter pw = new FastPrintWriter(out); 5591 SimpleDateFormat formatter = new SimpleDateFormat(); 5592 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5593 pw.println(dateString + ": " + msg); 5594 pw.close(); 5595 FileUtils.setPermissions( 5596 fname.toString(), 5597 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5598 -1, -1); 5599 } catch (java.io.IOException e) { 5600 } 5601 } 5602 5603 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5604 PackageParser.Package pkg, File srcFile, int parseFlags) 5605 throws PackageManagerException { 5606 if (ps != null 5607 && ps.codePath.equals(srcFile) 5608 && ps.timeStamp == srcFile.lastModified() 5609 && !isCompatSignatureUpdateNeeded(pkg) 5610 && !isRecoverSignatureUpdateNeeded(pkg)) { 5611 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5612 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5613 ArraySet<PublicKey> signingKs; 5614 synchronized (mPackages) { 5615 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5616 } 5617 if (ps.signatures.mSignatures != null 5618 && ps.signatures.mSignatures.length != 0 5619 && signingKs != null) { 5620 // Optimization: reuse the existing cached certificates 5621 // if the package appears to be unchanged. 5622 pkg.mSignatures = ps.signatures.mSignatures; 5623 pkg.mSigningKeys = signingKs; 5624 return; 5625 } 5626 5627 Slog.w(TAG, "PackageSetting for " + ps.name 5628 + " is missing signatures. Collecting certs again to recover them."); 5629 } else { 5630 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5631 } 5632 5633 try { 5634 pp.collectCertificates(pkg, parseFlags); 5635 pp.collectManifestDigest(pkg); 5636 } catch (PackageParserException e) { 5637 throw PackageManagerException.from(e); 5638 } 5639 } 5640 5641 /* 5642 * Scan a package and return the newly parsed package. 5643 * Returns null in case of errors and the error code is stored in mLastScanError 5644 */ 5645 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5646 long currentTime, UserHandle user) throws PackageManagerException { 5647 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5648 parseFlags |= mDefParseFlags; 5649 PackageParser pp = new PackageParser(); 5650 pp.setSeparateProcesses(mSeparateProcesses); 5651 pp.setOnlyCoreApps(mOnlyCore); 5652 pp.setDisplayMetrics(mMetrics); 5653 5654 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5655 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5656 } 5657 5658 final PackageParser.Package pkg; 5659 try { 5660 pkg = pp.parsePackage(scanFile, parseFlags); 5661 } catch (PackageParserException e) { 5662 throw PackageManagerException.from(e); 5663 } 5664 5665 PackageSetting ps = null; 5666 PackageSetting updatedPkg; 5667 // reader 5668 synchronized (mPackages) { 5669 // Look to see if we already know about this package. 5670 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5671 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5672 // This package has been renamed to its original name. Let's 5673 // use that. 5674 ps = mSettings.peekPackageLPr(oldName); 5675 } 5676 // If there was no original package, see one for the real package name. 5677 if (ps == null) { 5678 ps = mSettings.peekPackageLPr(pkg.packageName); 5679 } 5680 // Check to see if this package could be hiding/updating a system 5681 // package. Must look for it either under the original or real 5682 // package name depending on our state. 5683 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5684 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5685 } 5686 boolean updatedPkgBetter = false; 5687 // First check if this is a system package that may involve an update 5688 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5689 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5690 // it needs to drop FLAG_PRIVILEGED. 5691 if (locationIsPrivileged(scanFile)) { 5692 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5693 } else { 5694 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5695 } 5696 5697 if (ps != null && !ps.codePath.equals(scanFile)) { 5698 // The path has changed from what was last scanned... check the 5699 // version of the new path against what we have stored to determine 5700 // what to do. 5701 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5702 if (pkg.mVersionCode <= ps.versionCode) { 5703 // The system package has been updated and the code path does not match 5704 // Ignore entry. Skip it. 5705 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5706 + " ignored: updated version " + ps.versionCode 5707 + " better than this " + pkg.mVersionCode); 5708 if (!updatedPkg.codePath.equals(scanFile)) { 5709 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5710 + ps.name + " changing from " + updatedPkg.codePathString 5711 + " to " + scanFile); 5712 updatedPkg.codePath = scanFile; 5713 updatedPkg.codePathString = scanFile.toString(); 5714 updatedPkg.resourcePath = scanFile; 5715 updatedPkg.resourcePathString = scanFile.toString(); 5716 } 5717 updatedPkg.pkg = pkg; 5718 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5719 "Package " + ps.name + " at " + scanFile 5720 + " ignored: updated version " + ps.versionCode 5721 + " better than this " + pkg.mVersionCode); 5722 } else { 5723 // The current app on the system partition is better than 5724 // what we have updated to on the data partition; switch 5725 // back to the system partition version. 5726 // At this point, its safely assumed that package installation for 5727 // apps in system partition will go through. If not there won't be a working 5728 // version of the app 5729 // writer 5730 synchronized (mPackages) { 5731 // Just remove the loaded entries from package lists. 5732 mPackages.remove(ps.name); 5733 } 5734 5735 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5736 + " reverting from " + ps.codePathString 5737 + ": new version " + pkg.mVersionCode 5738 + " better than installed " + ps.versionCode); 5739 5740 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5741 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5742 synchronized (mInstallLock) { 5743 args.cleanUpResourcesLI(); 5744 } 5745 synchronized (mPackages) { 5746 mSettings.enableSystemPackageLPw(ps.name); 5747 } 5748 updatedPkgBetter = true; 5749 } 5750 } 5751 } 5752 5753 if (updatedPkg != null) { 5754 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5755 // initially 5756 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5757 5758 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5759 // flag set initially 5760 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5761 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5762 } 5763 } 5764 5765 // Verify certificates against what was last scanned 5766 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5767 5768 /* 5769 * A new system app appeared, but we already had a non-system one of the 5770 * same name installed earlier. 5771 */ 5772 boolean shouldHideSystemApp = false; 5773 if (updatedPkg == null && ps != null 5774 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5775 /* 5776 * Check to make sure the signatures match first. If they don't, 5777 * wipe the installed application and its data. 5778 */ 5779 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5780 != PackageManager.SIGNATURE_MATCH) { 5781 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5782 + " signatures don't match existing userdata copy; removing"); 5783 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5784 ps = null; 5785 } else { 5786 /* 5787 * If the newly-added system app is an older version than the 5788 * already installed version, hide it. It will be scanned later 5789 * and re-added like an update. 5790 */ 5791 if (pkg.mVersionCode <= ps.versionCode) { 5792 shouldHideSystemApp = true; 5793 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5794 + " but new version " + pkg.mVersionCode + " better than installed " 5795 + ps.versionCode + "; hiding system"); 5796 } else { 5797 /* 5798 * The newly found system app is a newer version that the 5799 * one previously installed. Simply remove the 5800 * already-installed application and replace it with our own 5801 * while keeping the application data. 5802 */ 5803 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5804 + " reverting from " + ps.codePathString + ": new version " 5805 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5806 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5807 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5808 synchronized (mInstallLock) { 5809 args.cleanUpResourcesLI(); 5810 } 5811 } 5812 } 5813 } 5814 5815 // The apk is forward locked (not public) if its code and resources 5816 // are kept in different files. (except for app in either system or 5817 // vendor path). 5818 // TODO grab this value from PackageSettings 5819 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5820 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5821 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5822 } 5823 } 5824 5825 // TODO: extend to support forward-locked splits 5826 String resourcePath = null; 5827 String baseResourcePath = null; 5828 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5829 if (ps != null && ps.resourcePathString != null) { 5830 resourcePath = ps.resourcePathString; 5831 baseResourcePath = ps.resourcePathString; 5832 } else { 5833 // Should not happen at all. Just log an error. 5834 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5835 } 5836 } else { 5837 resourcePath = pkg.codePath; 5838 baseResourcePath = pkg.baseCodePath; 5839 } 5840 5841 // Set application objects path explicitly. 5842 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5843 pkg.applicationInfo.setCodePath(pkg.codePath); 5844 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5845 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5846 pkg.applicationInfo.setResourcePath(resourcePath); 5847 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5848 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5849 5850 // Note that we invoke the following method only if we are about to unpack an application 5851 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5852 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5853 5854 /* 5855 * If the system app should be overridden by a previously installed 5856 * data, hide the system app now and let the /data/app scan pick it up 5857 * again. 5858 */ 5859 if (shouldHideSystemApp) { 5860 synchronized (mPackages) { 5861 /* 5862 * We have to grant systems permissions before we hide, because 5863 * grantPermissions will assume the package update is trying to 5864 * expand its permissions. 5865 */ 5866 grantPermissionsLPw(pkg, true, pkg.packageName); 5867 mSettings.disableSystemPackageLPw(pkg.packageName); 5868 } 5869 } 5870 5871 return scannedPkg; 5872 } 5873 5874 private static String fixProcessName(String defProcessName, 5875 String processName, int uid) { 5876 if (processName == null) { 5877 return defProcessName; 5878 } 5879 return processName; 5880 } 5881 5882 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5883 throws PackageManagerException { 5884 if (pkgSetting.signatures.mSignatures != null) { 5885 // Already existing package. Make sure signatures match 5886 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5887 == PackageManager.SIGNATURE_MATCH; 5888 if (!match) { 5889 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5890 == PackageManager.SIGNATURE_MATCH; 5891 } 5892 if (!match) { 5893 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5894 == PackageManager.SIGNATURE_MATCH; 5895 } 5896 if (!match) { 5897 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5898 + pkg.packageName + " signatures do not match the " 5899 + "previously installed version; ignoring!"); 5900 } 5901 } 5902 5903 // Check for shared user signatures 5904 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5905 // Already existing package. Make sure signatures match 5906 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5907 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5908 if (!match) { 5909 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5910 == PackageManager.SIGNATURE_MATCH; 5911 } 5912 if (!match) { 5913 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5914 == PackageManager.SIGNATURE_MATCH; 5915 } 5916 if (!match) { 5917 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5918 "Package " + pkg.packageName 5919 + " has no signatures that match those in shared user " 5920 + pkgSetting.sharedUser.name + "; ignoring!"); 5921 } 5922 } 5923 } 5924 5925 /** 5926 * Enforces that only the system UID or root's UID can call a method exposed 5927 * via Binder. 5928 * 5929 * @param message used as message if SecurityException is thrown 5930 * @throws SecurityException if the caller is not system or root 5931 */ 5932 private static final void enforceSystemOrRoot(String message) { 5933 final int uid = Binder.getCallingUid(); 5934 if (uid != Process.SYSTEM_UID && uid != 0) { 5935 throw new SecurityException(message); 5936 } 5937 } 5938 5939 @Override 5940 public void performBootDexOpt() { 5941 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5942 5943 // Before everything else, see whether we need to fstrim. 5944 try { 5945 IMountService ms = PackageHelper.getMountService(); 5946 if (ms != null) { 5947 final boolean isUpgrade = isUpgrade(); 5948 boolean doTrim = isUpgrade; 5949 if (doTrim) { 5950 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5951 } else { 5952 final long interval = android.provider.Settings.Global.getLong( 5953 mContext.getContentResolver(), 5954 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5955 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5956 if (interval > 0) { 5957 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5958 if (timeSinceLast > interval) { 5959 doTrim = true; 5960 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5961 + "; running immediately"); 5962 } 5963 } 5964 } 5965 if (doTrim) { 5966 if (!isFirstBoot()) { 5967 try { 5968 ActivityManagerNative.getDefault().showBootMessage( 5969 mContext.getResources().getString( 5970 R.string.android_upgrading_fstrim), true); 5971 } catch (RemoteException e) { 5972 } 5973 } 5974 ms.runMaintenance(); 5975 } 5976 } else { 5977 Slog.e(TAG, "Mount service unavailable!"); 5978 } 5979 } catch (RemoteException e) { 5980 // Can't happen; MountService is local 5981 } 5982 5983 final ArraySet<PackageParser.Package> pkgs; 5984 synchronized (mPackages) { 5985 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5986 } 5987 5988 if (pkgs != null) { 5989 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5990 // in case the device runs out of space. 5991 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5992 // Give priority to core apps. 5993 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5994 PackageParser.Package pkg = it.next(); 5995 if (pkg.coreApp) { 5996 if (DEBUG_DEXOPT) { 5997 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5998 } 5999 sortedPkgs.add(pkg); 6000 it.remove(); 6001 } 6002 } 6003 // Give priority to system apps that listen for pre boot complete. 6004 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6005 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6006 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6007 PackageParser.Package pkg = it.next(); 6008 if (pkgNames.contains(pkg.packageName)) { 6009 if (DEBUG_DEXOPT) { 6010 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6011 } 6012 sortedPkgs.add(pkg); 6013 it.remove(); 6014 } 6015 } 6016 // Give priority to system apps. 6017 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6018 PackageParser.Package pkg = it.next(); 6019 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6020 if (DEBUG_DEXOPT) { 6021 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6022 } 6023 sortedPkgs.add(pkg); 6024 it.remove(); 6025 } 6026 } 6027 // Give priority to updated system apps. 6028 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6029 PackageParser.Package pkg = it.next(); 6030 if (pkg.isUpdatedSystemApp()) { 6031 if (DEBUG_DEXOPT) { 6032 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6033 } 6034 sortedPkgs.add(pkg); 6035 it.remove(); 6036 } 6037 } 6038 // Give priority to apps that listen for boot complete. 6039 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6040 pkgNames = getPackageNamesForIntent(intent); 6041 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6042 PackageParser.Package pkg = it.next(); 6043 if (pkgNames.contains(pkg.packageName)) { 6044 if (DEBUG_DEXOPT) { 6045 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6046 } 6047 sortedPkgs.add(pkg); 6048 it.remove(); 6049 } 6050 } 6051 // Filter out packages that aren't recently used. 6052 filterRecentlyUsedApps(pkgs); 6053 // Add all remaining apps. 6054 for (PackageParser.Package pkg : pkgs) { 6055 if (DEBUG_DEXOPT) { 6056 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6057 } 6058 sortedPkgs.add(pkg); 6059 } 6060 6061 // If we want to be lazy, filter everything that wasn't recently used. 6062 if (mLazyDexOpt) { 6063 filterRecentlyUsedApps(sortedPkgs); 6064 } 6065 6066 int i = 0; 6067 int total = sortedPkgs.size(); 6068 File dataDir = Environment.getDataDirectory(); 6069 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6070 if (lowThreshold == 0) { 6071 throw new IllegalStateException("Invalid low memory threshold"); 6072 } 6073 for (PackageParser.Package pkg : sortedPkgs) { 6074 long usableSpace = dataDir.getUsableSpace(); 6075 if (usableSpace < lowThreshold) { 6076 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6077 break; 6078 } 6079 performBootDexOpt(pkg, ++i, total); 6080 } 6081 } 6082 } 6083 6084 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6085 // Filter out packages that aren't recently used. 6086 // 6087 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6088 // should do a full dexopt. 6089 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6090 int total = pkgs.size(); 6091 int skipped = 0; 6092 long now = System.currentTimeMillis(); 6093 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6094 PackageParser.Package pkg = i.next(); 6095 long then = pkg.mLastPackageUsageTimeInMills; 6096 if (then + mDexOptLRUThresholdInMills < now) { 6097 if (DEBUG_DEXOPT) { 6098 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6099 ((then == 0) ? "never" : new Date(then))); 6100 } 6101 i.remove(); 6102 skipped++; 6103 } 6104 } 6105 if (DEBUG_DEXOPT) { 6106 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6107 } 6108 } 6109 } 6110 6111 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6112 List<ResolveInfo> ris = null; 6113 try { 6114 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6115 intent, null, 0, UserHandle.USER_OWNER); 6116 } catch (RemoteException e) { 6117 } 6118 ArraySet<String> pkgNames = new ArraySet<String>(); 6119 if (ris != null) { 6120 for (ResolveInfo ri : ris) { 6121 pkgNames.add(ri.activityInfo.packageName); 6122 } 6123 } 6124 return pkgNames; 6125 } 6126 6127 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6128 if (DEBUG_DEXOPT) { 6129 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6130 } 6131 if (!isFirstBoot()) { 6132 try { 6133 ActivityManagerNative.getDefault().showBootMessage( 6134 mContext.getResources().getString(R.string.android_upgrading_apk, 6135 curr, total), true); 6136 } catch (RemoteException e) { 6137 } 6138 } 6139 PackageParser.Package p = pkg; 6140 synchronized (mInstallLock) { 6141 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6142 false /* force dex */, false /* defer */, true /* include dependencies */); 6143 } 6144 } 6145 6146 @Override 6147 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6148 return performDexOpt(packageName, instructionSet, false); 6149 } 6150 6151 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6152 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6153 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6154 if (!dexopt && !updateUsage) { 6155 // We aren't going to dexopt or update usage, so bail early. 6156 return false; 6157 } 6158 PackageParser.Package p; 6159 final String targetInstructionSet; 6160 synchronized (mPackages) { 6161 p = mPackages.get(packageName); 6162 if (p == null) { 6163 return false; 6164 } 6165 if (updateUsage) { 6166 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6167 } 6168 mPackageUsage.write(false); 6169 if (!dexopt) { 6170 // We aren't going to dexopt, so bail early. 6171 return false; 6172 } 6173 6174 targetInstructionSet = instructionSet != null ? instructionSet : 6175 getPrimaryInstructionSet(p.applicationInfo); 6176 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6177 return false; 6178 } 6179 } 6180 long callingId = Binder.clearCallingIdentity(); 6181 try { 6182 synchronized (mInstallLock) { 6183 final String[] instructionSets = new String[] { targetInstructionSet }; 6184 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6185 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6186 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6187 } 6188 } finally { 6189 Binder.restoreCallingIdentity(callingId); 6190 } 6191 } 6192 6193 public ArraySet<String> getPackagesThatNeedDexOpt() { 6194 ArraySet<String> pkgs = null; 6195 synchronized (mPackages) { 6196 for (PackageParser.Package p : mPackages.values()) { 6197 if (DEBUG_DEXOPT) { 6198 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6199 } 6200 if (!p.mDexOptPerformed.isEmpty()) { 6201 continue; 6202 } 6203 if (pkgs == null) { 6204 pkgs = new ArraySet<String>(); 6205 } 6206 pkgs.add(p.packageName); 6207 } 6208 } 6209 return pkgs; 6210 } 6211 6212 public void shutdown() { 6213 mPackageUsage.write(true); 6214 } 6215 6216 @Override 6217 public void forceDexOpt(String packageName) { 6218 enforceSystemOrRoot("forceDexOpt"); 6219 6220 PackageParser.Package pkg; 6221 synchronized (mPackages) { 6222 pkg = mPackages.get(packageName); 6223 if (pkg == null) { 6224 throw new IllegalArgumentException("Missing package: " + packageName); 6225 } 6226 } 6227 6228 synchronized (mInstallLock) { 6229 final String[] instructionSets = new String[] { 6230 getPrimaryInstructionSet(pkg.applicationInfo) }; 6231 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6232 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6233 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6234 throw new IllegalStateException("Failed to dexopt: " + res); 6235 } 6236 } 6237 } 6238 6239 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6240 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6241 Slog.w(TAG, "Unable to update from " + oldPkg.name 6242 + " to " + newPkg.packageName 6243 + ": old package not in system partition"); 6244 return false; 6245 } else if (mPackages.get(oldPkg.name) != null) { 6246 Slog.w(TAG, "Unable to update from " + oldPkg.name 6247 + " to " + newPkg.packageName 6248 + ": old package still exists"); 6249 return false; 6250 } 6251 return true; 6252 } 6253 6254 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6255 int[] users = sUserManager.getUserIds(); 6256 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6257 if (res < 0) { 6258 return res; 6259 } 6260 for (int user : users) { 6261 if (user != 0) { 6262 res = mInstaller.createUserData(volumeUuid, packageName, 6263 UserHandle.getUid(user, uid), user, seinfo); 6264 if (res < 0) { 6265 return res; 6266 } 6267 } 6268 } 6269 return res; 6270 } 6271 6272 private int removeDataDirsLI(String volumeUuid, String packageName) { 6273 int[] users = sUserManager.getUserIds(); 6274 int res = 0; 6275 for (int user : users) { 6276 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6277 if (resInner < 0) { 6278 res = resInner; 6279 } 6280 } 6281 6282 return res; 6283 } 6284 6285 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6286 int[] users = sUserManager.getUserIds(); 6287 int res = 0; 6288 for (int user : users) { 6289 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6290 if (resInner < 0) { 6291 res = resInner; 6292 } 6293 } 6294 return res; 6295 } 6296 6297 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6298 PackageParser.Package changingLib) { 6299 if (file.path != null) { 6300 usesLibraryFiles.add(file.path); 6301 return; 6302 } 6303 PackageParser.Package p = mPackages.get(file.apk); 6304 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6305 // If we are doing this while in the middle of updating a library apk, 6306 // then we need to make sure to use that new apk for determining the 6307 // dependencies here. (We haven't yet finished committing the new apk 6308 // to the package manager state.) 6309 if (p == null || p.packageName.equals(changingLib.packageName)) { 6310 p = changingLib; 6311 } 6312 } 6313 if (p != null) { 6314 usesLibraryFiles.addAll(p.getAllCodePaths()); 6315 } 6316 } 6317 6318 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6319 PackageParser.Package changingLib) throws PackageManagerException { 6320 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6321 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6322 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6323 for (int i=0; i<N; i++) { 6324 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6325 if (file == null) { 6326 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6327 "Package " + pkg.packageName + " requires unavailable shared library " 6328 + pkg.usesLibraries.get(i) + "; failing!"); 6329 } 6330 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6331 } 6332 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6333 for (int i=0; i<N; i++) { 6334 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6335 if (file == null) { 6336 Slog.w(TAG, "Package " + pkg.packageName 6337 + " desires unavailable shared library " 6338 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6339 } else { 6340 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6341 } 6342 } 6343 N = usesLibraryFiles.size(); 6344 if (N > 0) { 6345 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6346 } else { 6347 pkg.usesLibraryFiles = null; 6348 } 6349 } 6350 } 6351 6352 private static boolean hasString(List<String> list, List<String> which) { 6353 if (list == null) { 6354 return false; 6355 } 6356 for (int i=list.size()-1; i>=0; i--) { 6357 for (int j=which.size()-1; j>=0; j--) { 6358 if (which.get(j).equals(list.get(i))) { 6359 return true; 6360 } 6361 } 6362 } 6363 return false; 6364 } 6365 6366 private void updateAllSharedLibrariesLPw() { 6367 for (PackageParser.Package pkg : mPackages.values()) { 6368 try { 6369 updateSharedLibrariesLPw(pkg, null); 6370 } catch (PackageManagerException e) { 6371 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6372 } 6373 } 6374 } 6375 6376 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6377 PackageParser.Package changingPkg) { 6378 ArrayList<PackageParser.Package> res = null; 6379 for (PackageParser.Package pkg : mPackages.values()) { 6380 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6381 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6382 if (res == null) { 6383 res = new ArrayList<PackageParser.Package>(); 6384 } 6385 res.add(pkg); 6386 try { 6387 updateSharedLibrariesLPw(pkg, changingPkg); 6388 } catch (PackageManagerException e) { 6389 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6390 } 6391 } 6392 } 6393 return res; 6394 } 6395 6396 /** 6397 * Derive the value of the {@code cpuAbiOverride} based on the provided 6398 * value and an optional stored value from the package settings. 6399 */ 6400 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6401 String cpuAbiOverride = null; 6402 6403 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6404 cpuAbiOverride = null; 6405 } else if (abiOverride != null) { 6406 cpuAbiOverride = abiOverride; 6407 } else if (settings != null) { 6408 cpuAbiOverride = settings.cpuAbiOverrideString; 6409 } 6410 6411 return cpuAbiOverride; 6412 } 6413 6414 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6415 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6416 boolean success = false; 6417 try { 6418 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6419 currentTime, user); 6420 success = true; 6421 return res; 6422 } finally { 6423 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6424 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6425 } 6426 } 6427 } 6428 6429 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6430 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6431 final File scanFile = new File(pkg.codePath); 6432 if (pkg.applicationInfo.getCodePath() == null || 6433 pkg.applicationInfo.getResourcePath() == null) { 6434 // Bail out. The resource and code paths haven't been set. 6435 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6436 "Code and resource paths haven't been set correctly"); 6437 } 6438 6439 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6440 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6441 } else { 6442 // Only allow system apps to be flagged as core apps. 6443 pkg.coreApp = false; 6444 } 6445 6446 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6447 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6448 } 6449 6450 if (mCustomResolverComponentName != null && 6451 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6452 setUpCustomResolverActivity(pkg); 6453 } 6454 6455 if (pkg.packageName.equals("android")) { 6456 synchronized (mPackages) { 6457 if (mAndroidApplication != null) { 6458 Slog.w(TAG, "*************************************************"); 6459 Slog.w(TAG, "Core android package being redefined. Skipping."); 6460 Slog.w(TAG, " file=" + scanFile); 6461 Slog.w(TAG, "*************************************************"); 6462 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6463 "Core android package being redefined. Skipping."); 6464 } 6465 6466 // Set up information for our fall-back user intent resolution activity. 6467 mPlatformPackage = pkg; 6468 pkg.mVersionCode = mSdkVersion; 6469 mAndroidApplication = pkg.applicationInfo; 6470 6471 if (!mResolverReplaced) { 6472 mResolveActivity.applicationInfo = mAndroidApplication; 6473 mResolveActivity.name = ResolverActivity.class.getName(); 6474 mResolveActivity.packageName = mAndroidApplication.packageName; 6475 mResolveActivity.processName = "system:ui"; 6476 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6477 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6478 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6479 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6480 mResolveActivity.exported = true; 6481 mResolveActivity.enabled = true; 6482 mResolveInfo.activityInfo = mResolveActivity; 6483 mResolveInfo.priority = 0; 6484 mResolveInfo.preferredOrder = 0; 6485 mResolveInfo.match = 0; 6486 mResolveComponentName = new ComponentName( 6487 mAndroidApplication.packageName, mResolveActivity.name); 6488 } 6489 } 6490 } 6491 6492 if (DEBUG_PACKAGE_SCANNING) { 6493 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6494 Log.d(TAG, "Scanning package " + pkg.packageName); 6495 } 6496 6497 if (mPackages.containsKey(pkg.packageName) 6498 || mSharedLibraries.containsKey(pkg.packageName)) { 6499 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6500 "Application package " + pkg.packageName 6501 + " already installed. Skipping duplicate."); 6502 } 6503 6504 // If we're only installing presumed-existing packages, require that the 6505 // scanned APK is both already known and at the path previously established 6506 // for it. Previously unknown packages we pick up normally, but if we have an 6507 // a priori expectation about this package's install presence, enforce it. 6508 // With a singular exception for new system packages. When an OTA contains 6509 // a new system package, we allow the codepath to change from a system location 6510 // to the user-installed location. If we don't allow this change, any newer, 6511 // user-installed version of the application will be ignored. 6512 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6513 if (mExpectingBetter.containsKey(pkg.packageName)) { 6514 logCriticalInfo(Log.WARN, 6515 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6516 } else { 6517 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6518 if (known != null) { 6519 if (DEBUG_PACKAGE_SCANNING) { 6520 Log.d(TAG, "Examining " + pkg.codePath 6521 + " and requiring known paths " + known.codePathString 6522 + " & " + known.resourcePathString); 6523 } 6524 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6525 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6526 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6527 "Application package " + pkg.packageName 6528 + " found at " + pkg.applicationInfo.getCodePath() 6529 + " but expected at " + known.codePathString + "; ignoring."); 6530 } 6531 } 6532 } 6533 } 6534 6535 // Initialize package source and resource directories 6536 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6537 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6538 6539 SharedUserSetting suid = null; 6540 PackageSetting pkgSetting = null; 6541 6542 if (!isSystemApp(pkg)) { 6543 // Only system apps can use these features. 6544 pkg.mOriginalPackages = null; 6545 pkg.mRealPackage = null; 6546 pkg.mAdoptPermissions = null; 6547 } 6548 6549 // writer 6550 synchronized (mPackages) { 6551 if (pkg.mSharedUserId != null) { 6552 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6553 if (suid == null) { 6554 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6555 "Creating application package " + pkg.packageName 6556 + " for shared user failed"); 6557 } 6558 if (DEBUG_PACKAGE_SCANNING) { 6559 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6560 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6561 + "): packages=" + suid.packages); 6562 } 6563 } 6564 6565 // Check if we are renaming from an original package name. 6566 PackageSetting origPackage = null; 6567 String realName = null; 6568 if (pkg.mOriginalPackages != null) { 6569 // This package may need to be renamed to a previously 6570 // installed name. Let's check on that... 6571 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6572 if (pkg.mOriginalPackages.contains(renamed)) { 6573 // This package had originally been installed as the 6574 // original name, and we have already taken care of 6575 // transitioning to the new one. Just update the new 6576 // one to continue using the old name. 6577 realName = pkg.mRealPackage; 6578 if (!pkg.packageName.equals(renamed)) { 6579 // Callers into this function may have already taken 6580 // care of renaming the package; only do it here if 6581 // it is not already done. 6582 pkg.setPackageName(renamed); 6583 } 6584 6585 } else { 6586 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6587 if ((origPackage = mSettings.peekPackageLPr( 6588 pkg.mOriginalPackages.get(i))) != null) { 6589 // We do have the package already installed under its 6590 // original name... should we use it? 6591 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6592 // New package is not compatible with original. 6593 origPackage = null; 6594 continue; 6595 } else if (origPackage.sharedUser != null) { 6596 // Make sure uid is compatible between packages. 6597 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6598 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6599 + " to " + pkg.packageName + ": old uid " 6600 + origPackage.sharedUser.name 6601 + " differs from " + pkg.mSharedUserId); 6602 origPackage = null; 6603 continue; 6604 } 6605 } else { 6606 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6607 + pkg.packageName + " to old name " + origPackage.name); 6608 } 6609 break; 6610 } 6611 } 6612 } 6613 } 6614 6615 if (mTransferedPackages.contains(pkg.packageName)) { 6616 Slog.w(TAG, "Package " + pkg.packageName 6617 + " was transferred to another, but its .apk remains"); 6618 } 6619 6620 // Just create the setting, don't add it yet. For already existing packages 6621 // the PkgSetting exists already and doesn't have to be created. 6622 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6623 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6624 pkg.applicationInfo.primaryCpuAbi, 6625 pkg.applicationInfo.secondaryCpuAbi, 6626 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6627 user, false); 6628 if (pkgSetting == null) { 6629 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6630 "Creating application package " + pkg.packageName + " failed"); 6631 } 6632 6633 if (pkgSetting.origPackage != null) { 6634 // If we are first transitioning from an original package, 6635 // fix up the new package's name now. We need to do this after 6636 // looking up the package under its new name, so getPackageLP 6637 // can take care of fiddling things correctly. 6638 pkg.setPackageName(origPackage.name); 6639 6640 // File a report about this. 6641 String msg = "New package " + pkgSetting.realName 6642 + " renamed to replace old package " + pkgSetting.name; 6643 reportSettingsProblem(Log.WARN, msg); 6644 6645 // Make a note of it. 6646 mTransferedPackages.add(origPackage.name); 6647 6648 // No longer need to retain this. 6649 pkgSetting.origPackage = null; 6650 } 6651 6652 if (realName != null) { 6653 // Make a note of it. 6654 mTransferedPackages.add(pkg.packageName); 6655 } 6656 6657 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6658 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6659 } 6660 6661 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6662 // Check all shared libraries and map to their actual file path. 6663 // We only do this here for apps not on a system dir, because those 6664 // are the only ones that can fail an install due to this. We 6665 // will take care of the system apps by updating all of their 6666 // library paths after the scan is done. 6667 updateSharedLibrariesLPw(pkg, null); 6668 } 6669 6670 if (mFoundPolicyFile) { 6671 SELinuxMMAC.assignSeinfoValue(pkg); 6672 } 6673 6674 pkg.applicationInfo.uid = pkgSetting.appId; 6675 pkg.mExtras = pkgSetting; 6676 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6677 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6678 // We just determined the app is signed correctly, so bring 6679 // over the latest parsed certs. 6680 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6681 } else { 6682 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6683 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6684 "Package " + pkg.packageName + " upgrade keys do not match the " 6685 + "previously installed version"); 6686 } else { 6687 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6688 String msg = "System package " + pkg.packageName 6689 + " signature changed; retaining data."; 6690 reportSettingsProblem(Log.WARN, msg); 6691 } 6692 } 6693 } else { 6694 try { 6695 verifySignaturesLP(pkgSetting, pkg); 6696 // We just determined the app is signed correctly, so bring 6697 // over the latest parsed certs. 6698 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6699 } catch (PackageManagerException e) { 6700 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6701 throw e; 6702 } 6703 // The signature has changed, but this package is in the system 6704 // image... let's recover! 6705 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6706 // However... if this package is part of a shared user, but it 6707 // doesn't match the signature of the shared user, let's fail. 6708 // What this means is that you can't change the signatures 6709 // associated with an overall shared user, which doesn't seem all 6710 // that unreasonable. 6711 if (pkgSetting.sharedUser != null) { 6712 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6713 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6714 throw new PackageManagerException( 6715 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6716 "Signature mismatch for shared user : " 6717 + pkgSetting.sharedUser); 6718 } 6719 } 6720 // File a report about this. 6721 String msg = "System package " + pkg.packageName 6722 + " signature changed; retaining data."; 6723 reportSettingsProblem(Log.WARN, msg); 6724 } 6725 } 6726 // Verify that this new package doesn't have any content providers 6727 // that conflict with existing packages. Only do this if the 6728 // package isn't already installed, since we don't want to break 6729 // things that are installed. 6730 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6731 final int N = pkg.providers.size(); 6732 int i; 6733 for (i=0; i<N; i++) { 6734 PackageParser.Provider p = pkg.providers.get(i); 6735 if (p.info.authority != null) { 6736 String names[] = p.info.authority.split(";"); 6737 for (int j = 0; j < names.length; j++) { 6738 if (mProvidersByAuthority.containsKey(names[j])) { 6739 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6740 final String otherPackageName = 6741 ((other != null && other.getComponentName() != null) ? 6742 other.getComponentName().getPackageName() : "?"); 6743 throw new PackageManagerException( 6744 INSTALL_FAILED_CONFLICTING_PROVIDER, 6745 "Can't install because provider name " + names[j] 6746 + " (in package " + pkg.applicationInfo.packageName 6747 + ") is already used by " + otherPackageName); 6748 } 6749 } 6750 } 6751 } 6752 } 6753 6754 if (pkg.mAdoptPermissions != null) { 6755 // This package wants to adopt ownership of permissions from 6756 // another package. 6757 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6758 final String origName = pkg.mAdoptPermissions.get(i); 6759 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6760 if (orig != null) { 6761 if (verifyPackageUpdateLPr(orig, pkg)) { 6762 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6763 + pkg.packageName); 6764 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6765 } 6766 } 6767 } 6768 } 6769 } 6770 6771 final String pkgName = pkg.packageName; 6772 6773 final long scanFileTime = scanFile.lastModified(); 6774 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6775 pkg.applicationInfo.processName = fixProcessName( 6776 pkg.applicationInfo.packageName, 6777 pkg.applicationInfo.processName, 6778 pkg.applicationInfo.uid); 6779 6780 File dataPath; 6781 if (mPlatformPackage == pkg) { 6782 // The system package is special. 6783 dataPath = new File(Environment.getDataDirectory(), "system"); 6784 6785 pkg.applicationInfo.dataDir = dataPath.getPath(); 6786 6787 } else { 6788 // This is a normal package, need to make its data directory. 6789 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6790 UserHandle.USER_OWNER, pkg.packageName); 6791 6792 boolean uidError = false; 6793 if (dataPath.exists()) { 6794 int currentUid = 0; 6795 try { 6796 StructStat stat = Os.stat(dataPath.getPath()); 6797 currentUid = stat.st_uid; 6798 } catch (ErrnoException e) { 6799 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6800 } 6801 6802 // If we have mismatched owners for the data path, we have a problem. 6803 if (currentUid != pkg.applicationInfo.uid) { 6804 boolean recovered = false; 6805 if (currentUid == 0) { 6806 // The directory somehow became owned by root. Wow. 6807 // This is probably because the system was stopped while 6808 // installd was in the middle of messing with its libs 6809 // directory. Ask installd to fix that. 6810 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6811 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6812 if (ret >= 0) { 6813 recovered = true; 6814 String msg = "Package " + pkg.packageName 6815 + " unexpectedly changed to uid 0; recovered to " + 6816 + pkg.applicationInfo.uid; 6817 reportSettingsProblem(Log.WARN, msg); 6818 } 6819 } 6820 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6821 || (scanFlags&SCAN_BOOTING) != 0)) { 6822 // If this is a system app, we can at least delete its 6823 // current data so the application will still work. 6824 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6825 if (ret >= 0) { 6826 // TODO: Kill the processes first 6827 // Old data gone! 6828 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6829 ? "System package " : "Third party package "; 6830 String msg = prefix + pkg.packageName 6831 + " has changed from uid: " 6832 + currentUid + " to " 6833 + pkg.applicationInfo.uid + "; old data erased"; 6834 reportSettingsProblem(Log.WARN, msg); 6835 recovered = true; 6836 6837 // And now re-install the app. 6838 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6839 pkg.applicationInfo.seinfo); 6840 if (ret == -1) { 6841 // Ack should not happen! 6842 msg = prefix + pkg.packageName 6843 + " could not have data directory re-created after delete."; 6844 reportSettingsProblem(Log.WARN, msg); 6845 throw new PackageManagerException( 6846 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6847 } 6848 } 6849 if (!recovered) { 6850 mHasSystemUidErrors = true; 6851 } 6852 } else if (!recovered) { 6853 // If we allow this install to proceed, we will be broken. 6854 // Abort, abort! 6855 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6856 "scanPackageLI"); 6857 } 6858 if (!recovered) { 6859 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6860 + pkg.applicationInfo.uid + "/fs_" 6861 + currentUid; 6862 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6863 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6864 String msg = "Package " + pkg.packageName 6865 + " has mismatched uid: " 6866 + currentUid + " on disk, " 6867 + pkg.applicationInfo.uid + " in settings"; 6868 // writer 6869 synchronized (mPackages) { 6870 mSettings.mReadMessages.append(msg); 6871 mSettings.mReadMessages.append('\n'); 6872 uidError = true; 6873 if (!pkgSetting.uidError) { 6874 reportSettingsProblem(Log.ERROR, msg); 6875 } 6876 } 6877 } 6878 } 6879 pkg.applicationInfo.dataDir = dataPath.getPath(); 6880 if (mShouldRestoreconData) { 6881 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6882 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6883 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6884 } 6885 } else { 6886 if (DEBUG_PACKAGE_SCANNING) { 6887 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6888 Log.v(TAG, "Want this data dir: " + dataPath); 6889 } 6890 //invoke installer to do the actual installation 6891 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6892 pkg.applicationInfo.seinfo); 6893 if (ret < 0) { 6894 // Error from installer 6895 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6896 "Unable to create data dirs [errorCode=" + ret + "]"); 6897 } 6898 6899 if (dataPath.exists()) { 6900 pkg.applicationInfo.dataDir = dataPath.getPath(); 6901 } else { 6902 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6903 pkg.applicationInfo.dataDir = null; 6904 } 6905 } 6906 6907 pkgSetting.uidError = uidError; 6908 } 6909 6910 final String path = scanFile.getPath(); 6911 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6912 6913 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6914 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6915 6916 // Some system apps still use directory structure for native libraries 6917 // in which case we might end up not detecting abi solely based on apk 6918 // structure. Try to detect abi based on directory structure. 6919 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6920 pkg.applicationInfo.primaryCpuAbi == null) { 6921 setBundledAppAbisAndRoots(pkg, pkgSetting); 6922 setNativeLibraryPaths(pkg); 6923 } 6924 6925 } else { 6926 if ((scanFlags & SCAN_MOVE) != 0) { 6927 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6928 // but we already have this packages package info in the PackageSetting. We just 6929 // use that and derive the native library path based on the new codepath. 6930 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6931 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6932 } 6933 6934 // Set native library paths again. For moves, the path will be updated based on the 6935 // ABIs we've determined above. For non-moves, the path will be updated based on the 6936 // ABIs we determined during compilation, but the path will depend on the final 6937 // package path (after the rename away from the stage path). 6938 setNativeLibraryPaths(pkg); 6939 } 6940 6941 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6942 final int[] userIds = sUserManager.getUserIds(); 6943 synchronized (mInstallLock) { 6944 // Make sure all user data directories are ready to roll; we're okay 6945 // if they already exist 6946 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6947 for (int userId : userIds) { 6948 if (userId != 0) { 6949 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6950 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6951 pkg.applicationInfo.seinfo); 6952 } 6953 } 6954 } 6955 6956 // Create a native library symlink only if we have native libraries 6957 // and if the native libraries are 32 bit libraries. We do not provide 6958 // this symlink for 64 bit libraries. 6959 if (pkg.applicationInfo.primaryCpuAbi != null && 6960 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6961 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6962 for (int userId : userIds) { 6963 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6964 nativeLibPath, userId) < 0) { 6965 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6966 "Failed linking native library dir (user=" + userId + ")"); 6967 } 6968 } 6969 } 6970 } 6971 6972 // This is a special case for the "system" package, where the ABI is 6973 // dictated by the zygote configuration (and init.rc). We should keep track 6974 // of this ABI so that we can deal with "normal" applications that run under 6975 // the same UID correctly. 6976 if (mPlatformPackage == pkg) { 6977 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6978 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6979 } 6980 6981 // If there's a mismatch between the abi-override in the package setting 6982 // and the abiOverride specified for the install. Warn about this because we 6983 // would've already compiled the app without taking the package setting into 6984 // account. 6985 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6986 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6987 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6988 " for package: " + pkg.packageName); 6989 } 6990 } 6991 6992 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6993 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6994 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6995 6996 // Copy the derived override back to the parsed package, so that we can 6997 // update the package settings accordingly. 6998 pkg.cpuAbiOverride = cpuAbiOverride; 6999 7000 if (DEBUG_ABI_SELECTION) { 7001 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7002 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7003 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7004 } 7005 7006 // Push the derived path down into PackageSettings so we know what to 7007 // clean up at uninstall time. 7008 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7009 7010 if (DEBUG_ABI_SELECTION) { 7011 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7012 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7013 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7014 } 7015 7016 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7017 // We don't do this here during boot because we can do it all 7018 // at once after scanning all existing packages. 7019 // 7020 // We also do this *before* we perform dexopt on this package, so that 7021 // we can avoid redundant dexopts, and also to make sure we've got the 7022 // code and package path correct. 7023 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7024 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7025 } 7026 7027 if ((scanFlags & SCAN_NO_DEX) == 0) { 7028 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7029 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7030 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7031 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7032 } 7033 } 7034 if (mFactoryTest && pkg.requestedPermissions.contains( 7035 android.Manifest.permission.FACTORY_TEST)) { 7036 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7037 } 7038 7039 ArrayList<PackageParser.Package> clientLibPkgs = null; 7040 7041 // writer 7042 synchronized (mPackages) { 7043 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7044 // Only system apps can add new shared libraries. 7045 if (pkg.libraryNames != null) { 7046 for (int i=0; i<pkg.libraryNames.size(); i++) { 7047 String name = pkg.libraryNames.get(i); 7048 boolean allowed = false; 7049 if (pkg.isUpdatedSystemApp()) { 7050 // New library entries can only be added through the 7051 // system image. This is important to get rid of a lot 7052 // of nasty edge cases: for example if we allowed a non- 7053 // system update of the app to add a library, then uninstalling 7054 // the update would make the library go away, and assumptions 7055 // we made such as through app install filtering would now 7056 // have allowed apps on the device which aren't compatible 7057 // with it. Better to just have the restriction here, be 7058 // conservative, and create many fewer cases that can negatively 7059 // impact the user experience. 7060 final PackageSetting sysPs = mSettings 7061 .getDisabledSystemPkgLPr(pkg.packageName); 7062 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7063 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7064 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7065 allowed = true; 7066 allowed = true; 7067 break; 7068 } 7069 } 7070 } 7071 } else { 7072 allowed = true; 7073 } 7074 if (allowed) { 7075 if (!mSharedLibraries.containsKey(name)) { 7076 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7077 } else if (!name.equals(pkg.packageName)) { 7078 Slog.w(TAG, "Package " + pkg.packageName + " library " 7079 + name + " already exists; skipping"); 7080 } 7081 } else { 7082 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7083 + name + " that is not declared on system image; skipping"); 7084 } 7085 } 7086 if ((scanFlags&SCAN_BOOTING) == 0) { 7087 // If we are not booting, we need to update any applications 7088 // that are clients of our shared library. If we are booting, 7089 // this will all be done once the scan is complete. 7090 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7091 } 7092 } 7093 } 7094 } 7095 7096 // We also need to dexopt any apps that are dependent on this library. Note that 7097 // if these fail, we should abort the install since installing the library will 7098 // result in some apps being broken. 7099 if (clientLibPkgs != null) { 7100 if ((scanFlags & SCAN_NO_DEX) == 0) { 7101 for (int i = 0; i < clientLibPkgs.size(); i++) { 7102 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7103 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7104 null /* instruction sets */, forceDex, 7105 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7106 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7107 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7108 "scanPackageLI failed to dexopt clientLibPkgs"); 7109 } 7110 } 7111 } 7112 } 7113 7114 // Also need to kill any apps that are dependent on the library. 7115 if (clientLibPkgs != null) { 7116 for (int i=0; i<clientLibPkgs.size(); i++) { 7117 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7118 killApplication(clientPkg.applicationInfo.packageName, 7119 clientPkg.applicationInfo.uid, "update lib"); 7120 } 7121 } 7122 7123 // Make sure we're not adding any bogus keyset info 7124 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7125 ksms.assertScannedPackageValid(pkg); 7126 7127 // writer 7128 synchronized (mPackages) { 7129 // We don't expect installation to fail beyond this point 7130 7131 // Add the new setting to mSettings 7132 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7133 // Add the new setting to mPackages 7134 mPackages.put(pkg.applicationInfo.packageName, pkg); 7135 // Make sure we don't accidentally delete its data. 7136 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7137 while (iter.hasNext()) { 7138 PackageCleanItem item = iter.next(); 7139 if (pkgName.equals(item.packageName)) { 7140 iter.remove(); 7141 } 7142 } 7143 7144 // Take care of first install / last update times. 7145 if (currentTime != 0) { 7146 if (pkgSetting.firstInstallTime == 0) { 7147 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7148 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7149 pkgSetting.lastUpdateTime = currentTime; 7150 } 7151 } else if (pkgSetting.firstInstallTime == 0) { 7152 // We need *something*. Take time time stamp of the file. 7153 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7154 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7155 if (scanFileTime != pkgSetting.timeStamp) { 7156 // A package on the system image has changed; consider this 7157 // to be an update. 7158 pkgSetting.lastUpdateTime = scanFileTime; 7159 } 7160 } 7161 7162 // Add the package's KeySets to the global KeySetManagerService 7163 ksms.addScannedPackageLPw(pkg); 7164 7165 int N = pkg.providers.size(); 7166 StringBuilder r = null; 7167 int i; 7168 for (i=0; i<N; i++) { 7169 PackageParser.Provider p = pkg.providers.get(i); 7170 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7171 p.info.processName, pkg.applicationInfo.uid); 7172 mProviders.addProvider(p); 7173 p.syncable = p.info.isSyncable; 7174 if (p.info.authority != null) { 7175 String names[] = p.info.authority.split(";"); 7176 p.info.authority = null; 7177 for (int j = 0; j < names.length; j++) { 7178 if (j == 1 && p.syncable) { 7179 // We only want the first authority for a provider to possibly be 7180 // syncable, so if we already added this provider using a different 7181 // authority clear the syncable flag. We copy the provider before 7182 // changing it because the mProviders object contains a reference 7183 // to a provider that we don't want to change. 7184 // Only do this for the second authority since the resulting provider 7185 // object can be the same for all future authorities for this provider. 7186 p = new PackageParser.Provider(p); 7187 p.syncable = false; 7188 } 7189 if (!mProvidersByAuthority.containsKey(names[j])) { 7190 mProvidersByAuthority.put(names[j], p); 7191 if (p.info.authority == null) { 7192 p.info.authority = names[j]; 7193 } else { 7194 p.info.authority = p.info.authority + ";" + names[j]; 7195 } 7196 if (DEBUG_PACKAGE_SCANNING) { 7197 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7198 Log.d(TAG, "Registered content provider: " + names[j] 7199 + ", className = " + p.info.name + ", isSyncable = " 7200 + p.info.isSyncable); 7201 } 7202 } else { 7203 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7204 Slog.w(TAG, "Skipping provider name " + names[j] + 7205 " (in package " + pkg.applicationInfo.packageName + 7206 "): name already used by " 7207 + ((other != null && other.getComponentName() != null) 7208 ? other.getComponentName().getPackageName() : "?")); 7209 } 7210 } 7211 } 7212 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7213 if (r == null) { 7214 r = new StringBuilder(256); 7215 } else { 7216 r.append(' '); 7217 } 7218 r.append(p.info.name); 7219 } 7220 } 7221 if (r != null) { 7222 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7223 } 7224 7225 N = pkg.services.size(); 7226 r = null; 7227 for (i=0; i<N; i++) { 7228 PackageParser.Service s = pkg.services.get(i); 7229 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7230 s.info.processName, pkg.applicationInfo.uid); 7231 mServices.addService(s); 7232 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7233 if (r == null) { 7234 r = new StringBuilder(256); 7235 } else { 7236 r.append(' '); 7237 } 7238 r.append(s.info.name); 7239 } 7240 } 7241 if (r != null) { 7242 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7243 } 7244 7245 N = pkg.receivers.size(); 7246 r = null; 7247 for (i=0; i<N; i++) { 7248 PackageParser.Activity a = pkg.receivers.get(i); 7249 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7250 a.info.processName, pkg.applicationInfo.uid); 7251 mReceivers.addActivity(a, "receiver"); 7252 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7253 if (r == null) { 7254 r = new StringBuilder(256); 7255 } else { 7256 r.append(' '); 7257 } 7258 r.append(a.info.name); 7259 } 7260 } 7261 if (r != null) { 7262 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7263 } 7264 7265 N = pkg.activities.size(); 7266 r = null; 7267 for (i=0; i<N; i++) { 7268 PackageParser.Activity a = pkg.activities.get(i); 7269 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7270 a.info.processName, pkg.applicationInfo.uid); 7271 mActivities.addActivity(a, "activity"); 7272 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7273 if (r == null) { 7274 r = new StringBuilder(256); 7275 } else { 7276 r.append(' '); 7277 } 7278 r.append(a.info.name); 7279 } 7280 } 7281 if (r != null) { 7282 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7283 } 7284 7285 N = pkg.permissionGroups.size(); 7286 r = null; 7287 for (i=0; i<N; i++) { 7288 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7289 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7290 if (cur == null) { 7291 mPermissionGroups.put(pg.info.name, pg); 7292 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7293 if (r == null) { 7294 r = new StringBuilder(256); 7295 } else { 7296 r.append(' '); 7297 } 7298 r.append(pg.info.name); 7299 } 7300 } else { 7301 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7302 + pg.info.packageName + " ignored: original from " 7303 + cur.info.packageName); 7304 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7305 if (r == null) { 7306 r = new StringBuilder(256); 7307 } else { 7308 r.append(' '); 7309 } 7310 r.append("DUP:"); 7311 r.append(pg.info.name); 7312 } 7313 } 7314 } 7315 if (r != null) { 7316 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7317 } 7318 7319 N = pkg.permissions.size(); 7320 r = null; 7321 for (i=0; i<N; i++) { 7322 PackageParser.Permission p = pkg.permissions.get(i); 7323 7324 // Assume by default that we did not install this permission into the system. 7325 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7326 7327 // Now that permission groups have a special meaning, we ignore permission 7328 // groups for legacy apps to prevent unexpected behavior. In particular, 7329 // permissions for one app being granted to someone just becuase they happen 7330 // to be in a group defined by another app (before this had no implications). 7331 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7332 p.group = mPermissionGroups.get(p.info.group); 7333 // Warn for a permission in an unknown group. 7334 if (p.info.group != null && p.group == null) { 7335 Slog.w(TAG, "Permission " + p.info.name + " from package " 7336 + p.info.packageName + " in an unknown group " + p.info.group); 7337 } 7338 } 7339 7340 ArrayMap<String, BasePermission> permissionMap = 7341 p.tree ? mSettings.mPermissionTrees 7342 : mSettings.mPermissions; 7343 BasePermission bp = permissionMap.get(p.info.name); 7344 7345 // Allow system apps to redefine non-system permissions 7346 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7347 final boolean currentOwnerIsSystem = (bp.perm != null 7348 && isSystemApp(bp.perm.owner)); 7349 if (isSystemApp(p.owner)) { 7350 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7351 // It's a built-in permission and no owner, take ownership now 7352 bp.packageSetting = pkgSetting; 7353 bp.perm = p; 7354 bp.uid = pkg.applicationInfo.uid; 7355 bp.sourcePackage = p.info.packageName; 7356 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7357 } else if (!currentOwnerIsSystem) { 7358 String msg = "New decl " + p.owner + " of permission " 7359 + p.info.name + " is system; overriding " + bp.sourcePackage; 7360 reportSettingsProblem(Log.WARN, msg); 7361 bp = null; 7362 } 7363 } 7364 } 7365 7366 if (bp == null) { 7367 bp = new BasePermission(p.info.name, p.info.packageName, 7368 BasePermission.TYPE_NORMAL); 7369 permissionMap.put(p.info.name, bp); 7370 } 7371 7372 if (bp.perm == null) { 7373 if (bp.sourcePackage == null 7374 || bp.sourcePackage.equals(p.info.packageName)) { 7375 BasePermission tree = findPermissionTreeLP(p.info.name); 7376 if (tree == null 7377 || tree.sourcePackage.equals(p.info.packageName)) { 7378 bp.packageSetting = pkgSetting; 7379 bp.perm = p; 7380 bp.uid = pkg.applicationInfo.uid; 7381 bp.sourcePackage = p.info.packageName; 7382 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7383 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7384 if (r == null) { 7385 r = new StringBuilder(256); 7386 } else { 7387 r.append(' '); 7388 } 7389 r.append(p.info.name); 7390 } 7391 } else { 7392 Slog.w(TAG, "Permission " + p.info.name + " from package " 7393 + p.info.packageName + " ignored: base tree " 7394 + tree.name + " is from package " 7395 + tree.sourcePackage); 7396 } 7397 } else { 7398 Slog.w(TAG, "Permission " + p.info.name + " from package " 7399 + p.info.packageName + " ignored: original from " 7400 + bp.sourcePackage); 7401 } 7402 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7403 if (r == null) { 7404 r = new StringBuilder(256); 7405 } else { 7406 r.append(' '); 7407 } 7408 r.append("DUP:"); 7409 r.append(p.info.name); 7410 } 7411 if (bp.perm == p) { 7412 bp.protectionLevel = p.info.protectionLevel; 7413 } 7414 } 7415 7416 if (r != null) { 7417 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7418 } 7419 7420 N = pkg.instrumentation.size(); 7421 r = null; 7422 for (i=0; i<N; i++) { 7423 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7424 a.info.packageName = pkg.applicationInfo.packageName; 7425 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7426 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7427 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7428 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7429 a.info.dataDir = pkg.applicationInfo.dataDir; 7430 7431 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7432 // need other information about the application, like the ABI and what not ? 7433 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7434 mInstrumentation.put(a.getComponentName(), a); 7435 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7436 if (r == null) { 7437 r = new StringBuilder(256); 7438 } else { 7439 r.append(' '); 7440 } 7441 r.append(a.info.name); 7442 } 7443 } 7444 if (r != null) { 7445 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7446 } 7447 7448 if (pkg.protectedBroadcasts != null) { 7449 N = pkg.protectedBroadcasts.size(); 7450 for (i=0; i<N; i++) { 7451 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7452 } 7453 } 7454 7455 pkgSetting.setTimeStamp(scanFileTime); 7456 7457 // Create idmap files for pairs of (packages, overlay packages). 7458 // Note: "android", ie framework-res.apk, is handled by native layers. 7459 if (pkg.mOverlayTarget != null) { 7460 // This is an overlay package. 7461 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7462 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7463 mOverlays.put(pkg.mOverlayTarget, 7464 new ArrayMap<String, PackageParser.Package>()); 7465 } 7466 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7467 map.put(pkg.packageName, pkg); 7468 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7469 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7470 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7471 "scanPackageLI failed to createIdmap"); 7472 } 7473 } 7474 } else if (mOverlays.containsKey(pkg.packageName) && 7475 !pkg.packageName.equals("android")) { 7476 // This is a regular package, with one or more known overlay packages. 7477 createIdmapsForPackageLI(pkg); 7478 } 7479 } 7480 7481 return pkg; 7482 } 7483 7484 /** 7485 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7486 * is derived purely on the basis of the contents of {@code scanFile} and 7487 * {@code cpuAbiOverride}. 7488 * 7489 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7490 */ 7491 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7492 String cpuAbiOverride, boolean extractLibs) 7493 throws PackageManagerException { 7494 // TODO: We can probably be smarter about this stuff. For installed apps, 7495 // we can calculate this information at install time once and for all. For 7496 // system apps, we can probably assume that this information doesn't change 7497 // after the first boot scan. As things stand, we do lots of unnecessary work. 7498 7499 // Give ourselves some initial paths; we'll come back for another 7500 // pass once we've determined ABI below. 7501 setNativeLibraryPaths(pkg); 7502 7503 // We would never need to extract libs for forward-locked and external packages, 7504 // since the container service will do it for us. We shouldn't attempt to 7505 // extract libs from system app when it was not updated. 7506 if (pkg.isForwardLocked() || isExternal(pkg) || 7507 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7508 extractLibs = false; 7509 } 7510 7511 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7512 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7513 7514 NativeLibraryHelper.Handle handle = null; 7515 try { 7516 handle = NativeLibraryHelper.Handle.create(scanFile); 7517 // TODO(multiArch): This can be null for apps that didn't go through the 7518 // usual installation process. We can calculate it again, like we 7519 // do during install time. 7520 // 7521 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7522 // unnecessary. 7523 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7524 7525 // Null out the abis so that they can be recalculated. 7526 pkg.applicationInfo.primaryCpuAbi = null; 7527 pkg.applicationInfo.secondaryCpuAbi = null; 7528 if (isMultiArch(pkg.applicationInfo)) { 7529 // Warn if we've set an abiOverride for multi-lib packages.. 7530 // By definition, we need to copy both 32 and 64 bit libraries for 7531 // such packages. 7532 if (pkg.cpuAbiOverride != null 7533 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7534 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7535 } 7536 7537 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7538 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7539 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7540 if (extractLibs) { 7541 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7542 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7543 useIsaSpecificSubdirs); 7544 } else { 7545 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7546 } 7547 } 7548 7549 maybeThrowExceptionForMultiArchCopy( 7550 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7551 7552 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7553 if (extractLibs) { 7554 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7555 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7556 useIsaSpecificSubdirs); 7557 } else { 7558 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7559 } 7560 } 7561 7562 maybeThrowExceptionForMultiArchCopy( 7563 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7564 7565 if (abi64 >= 0) { 7566 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7567 } 7568 7569 if (abi32 >= 0) { 7570 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7571 if (abi64 >= 0) { 7572 pkg.applicationInfo.secondaryCpuAbi = abi; 7573 } else { 7574 pkg.applicationInfo.primaryCpuAbi = abi; 7575 } 7576 } 7577 } else { 7578 String[] abiList = (cpuAbiOverride != null) ? 7579 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7580 7581 // Enable gross and lame hacks for apps that are built with old 7582 // SDK tools. We must scan their APKs for renderscript bitcode and 7583 // not launch them if it's present. Don't bother checking on devices 7584 // that don't have 64 bit support. 7585 boolean needsRenderScriptOverride = false; 7586 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7587 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7588 abiList = Build.SUPPORTED_32_BIT_ABIS; 7589 needsRenderScriptOverride = true; 7590 } 7591 7592 final int copyRet; 7593 if (extractLibs) { 7594 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7595 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7596 } else { 7597 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7598 } 7599 7600 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7601 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7602 "Error unpackaging native libs for app, errorCode=" + copyRet); 7603 } 7604 7605 if (copyRet >= 0) { 7606 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7607 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7608 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7609 } else if (needsRenderScriptOverride) { 7610 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7611 } 7612 } 7613 } catch (IOException ioe) { 7614 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7615 } finally { 7616 IoUtils.closeQuietly(handle); 7617 } 7618 7619 // Now that we've calculated the ABIs and determined if it's an internal app, 7620 // we will go ahead and populate the nativeLibraryPath. 7621 setNativeLibraryPaths(pkg); 7622 } 7623 7624 /** 7625 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7626 * i.e, so that all packages can be run inside a single process if required. 7627 * 7628 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7629 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7630 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7631 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7632 * updating a package that belongs to a shared user. 7633 * 7634 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7635 * adds unnecessary complexity. 7636 */ 7637 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7638 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7639 String requiredInstructionSet = null; 7640 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7641 requiredInstructionSet = VMRuntime.getInstructionSet( 7642 scannedPackage.applicationInfo.primaryCpuAbi); 7643 } 7644 7645 PackageSetting requirer = null; 7646 for (PackageSetting ps : packagesForUser) { 7647 // If packagesForUser contains scannedPackage, we skip it. This will happen 7648 // when scannedPackage is an update of an existing package. Without this check, 7649 // we will never be able to change the ABI of any package belonging to a shared 7650 // user, even if it's compatible with other packages. 7651 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7652 if (ps.primaryCpuAbiString == null) { 7653 continue; 7654 } 7655 7656 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7657 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7658 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7659 // this but there's not much we can do. 7660 String errorMessage = "Instruction set mismatch, " 7661 + ((requirer == null) ? "[caller]" : requirer) 7662 + " requires " + requiredInstructionSet + " whereas " + ps 7663 + " requires " + instructionSet; 7664 Slog.w(TAG, errorMessage); 7665 } 7666 7667 if (requiredInstructionSet == null) { 7668 requiredInstructionSet = instructionSet; 7669 requirer = ps; 7670 } 7671 } 7672 } 7673 7674 if (requiredInstructionSet != null) { 7675 String adjustedAbi; 7676 if (requirer != null) { 7677 // requirer != null implies that either scannedPackage was null or that scannedPackage 7678 // did not require an ABI, in which case we have to adjust scannedPackage to match 7679 // the ABI of the set (which is the same as requirer's ABI) 7680 adjustedAbi = requirer.primaryCpuAbiString; 7681 if (scannedPackage != null) { 7682 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7683 } 7684 } else { 7685 // requirer == null implies that we're updating all ABIs in the set to 7686 // match scannedPackage. 7687 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7688 } 7689 7690 for (PackageSetting ps : packagesForUser) { 7691 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7692 if (ps.primaryCpuAbiString != null) { 7693 continue; 7694 } 7695 7696 ps.primaryCpuAbiString = adjustedAbi; 7697 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7698 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7699 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7700 7701 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7702 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7703 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7704 ps.primaryCpuAbiString = null; 7705 ps.pkg.applicationInfo.primaryCpuAbi = null; 7706 return; 7707 } else { 7708 mInstaller.rmdex(ps.codePathString, 7709 getDexCodeInstructionSet(getPreferredInstructionSet())); 7710 } 7711 } 7712 } 7713 } 7714 } 7715 } 7716 7717 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7718 synchronized (mPackages) { 7719 mResolverReplaced = true; 7720 // Set up information for custom user intent resolution activity. 7721 mResolveActivity.applicationInfo = pkg.applicationInfo; 7722 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7723 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7724 mResolveActivity.processName = pkg.applicationInfo.packageName; 7725 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7726 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7727 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7728 mResolveActivity.theme = 0; 7729 mResolveActivity.exported = true; 7730 mResolveActivity.enabled = true; 7731 mResolveInfo.activityInfo = mResolveActivity; 7732 mResolveInfo.priority = 0; 7733 mResolveInfo.preferredOrder = 0; 7734 mResolveInfo.match = 0; 7735 mResolveComponentName = mCustomResolverComponentName; 7736 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7737 mResolveComponentName); 7738 } 7739 } 7740 7741 private static String calculateBundledApkRoot(final String codePathString) { 7742 final File codePath = new File(codePathString); 7743 final File codeRoot; 7744 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7745 codeRoot = Environment.getRootDirectory(); 7746 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7747 codeRoot = Environment.getOemDirectory(); 7748 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7749 codeRoot = Environment.getVendorDirectory(); 7750 } else { 7751 // Unrecognized code path; take its top real segment as the apk root: 7752 // e.g. /something/app/blah.apk => /something 7753 try { 7754 File f = codePath.getCanonicalFile(); 7755 File parent = f.getParentFile(); // non-null because codePath is a file 7756 File tmp; 7757 while ((tmp = parent.getParentFile()) != null) { 7758 f = parent; 7759 parent = tmp; 7760 } 7761 codeRoot = f; 7762 Slog.w(TAG, "Unrecognized code path " 7763 + codePath + " - using " + codeRoot); 7764 } catch (IOException e) { 7765 // Can't canonicalize the code path -- shenanigans? 7766 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7767 return Environment.getRootDirectory().getPath(); 7768 } 7769 } 7770 return codeRoot.getPath(); 7771 } 7772 7773 /** 7774 * Derive and set the location of native libraries for the given package, 7775 * which varies depending on where and how the package was installed. 7776 */ 7777 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7778 final ApplicationInfo info = pkg.applicationInfo; 7779 final String codePath = pkg.codePath; 7780 final File codeFile = new File(codePath); 7781 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7782 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7783 7784 info.nativeLibraryRootDir = null; 7785 info.nativeLibraryRootRequiresIsa = false; 7786 info.nativeLibraryDir = null; 7787 info.secondaryNativeLibraryDir = null; 7788 7789 if (isApkFile(codeFile)) { 7790 // Monolithic install 7791 if (bundledApp) { 7792 // If "/system/lib64/apkname" exists, assume that is the per-package 7793 // native library directory to use; otherwise use "/system/lib/apkname". 7794 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7795 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7796 getPrimaryInstructionSet(info)); 7797 7798 // This is a bundled system app so choose the path based on the ABI. 7799 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7800 // is just the default path. 7801 final String apkName = deriveCodePathName(codePath); 7802 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7803 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7804 apkName).getAbsolutePath(); 7805 7806 if (info.secondaryCpuAbi != null) { 7807 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7808 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7809 secondaryLibDir, apkName).getAbsolutePath(); 7810 } 7811 } else if (asecApp) { 7812 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7813 .getAbsolutePath(); 7814 } else { 7815 final String apkName = deriveCodePathName(codePath); 7816 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7817 .getAbsolutePath(); 7818 } 7819 7820 info.nativeLibraryRootRequiresIsa = false; 7821 info.nativeLibraryDir = info.nativeLibraryRootDir; 7822 } else { 7823 // Cluster install 7824 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7825 info.nativeLibraryRootRequiresIsa = true; 7826 7827 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7828 getPrimaryInstructionSet(info)).getAbsolutePath(); 7829 7830 if (info.secondaryCpuAbi != null) { 7831 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7832 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7833 } 7834 } 7835 } 7836 7837 /** 7838 * Calculate the abis and roots for a bundled app. These can uniquely 7839 * be determined from the contents of the system partition, i.e whether 7840 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7841 * of this information, and instead assume that the system was built 7842 * sensibly. 7843 */ 7844 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7845 PackageSetting pkgSetting) { 7846 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7847 7848 // If "/system/lib64/apkname" exists, assume that is the per-package 7849 // native library directory to use; otherwise use "/system/lib/apkname". 7850 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7851 setBundledAppAbi(pkg, apkRoot, apkName); 7852 // pkgSetting might be null during rescan following uninstall of updates 7853 // to a bundled app, so accommodate that possibility. The settings in 7854 // that case will be established later from the parsed package. 7855 // 7856 // If the settings aren't null, sync them up with what we've just derived. 7857 // note that apkRoot isn't stored in the package settings. 7858 if (pkgSetting != null) { 7859 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7860 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7861 } 7862 } 7863 7864 /** 7865 * Deduces the ABI of a bundled app and sets the relevant fields on the 7866 * parsed pkg object. 7867 * 7868 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7869 * under which system libraries are installed. 7870 * @param apkName the name of the installed package. 7871 */ 7872 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7873 final File codeFile = new File(pkg.codePath); 7874 7875 final boolean has64BitLibs; 7876 final boolean has32BitLibs; 7877 if (isApkFile(codeFile)) { 7878 // Monolithic install 7879 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7880 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7881 } else { 7882 // Cluster install 7883 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7884 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7885 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7886 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7887 has64BitLibs = (new File(rootDir, isa)).exists(); 7888 } else { 7889 has64BitLibs = false; 7890 } 7891 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7892 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7893 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7894 has32BitLibs = (new File(rootDir, isa)).exists(); 7895 } else { 7896 has32BitLibs = false; 7897 } 7898 } 7899 7900 if (has64BitLibs && !has32BitLibs) { 7901 // The package has 64 bit libs, but not 32 bit libs. Its primary 7902 // ABI should be 64 bit. We can safely assume here that the bundled 7903 // native libraries correspond to the most preferred ABI in the list. 7904 7905 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7906 pkg.applicationInfo.secondaryCpuAbi = null; 7907 } else if (has32BitLibs && !has64BitLibs) { 7908 // The package has 32 bit libs but not 64 bit libs. Its primary 7909 // ABI should be 32 bit. 7910 7911 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7912 pkg.applicationInfo.secondaryCpuAbi = null; 7913 } else if (has32BitLibs && has64BitLibs) { 7914 // The application has both 64 and 32 bit bundled libraries. We check 7915 // here that the app declares multiArch support, and warn if it doesn't. 7916 // 7917 // We will be lenient here and record both ABIs. The primary will be the 7918 // ABI that's higher on the list, i.e, a device that's configured to prefer 7919 // 64 bit apps will see a 64 bit primary ABI, 7920 7921 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7922 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7923 } 7924 7925 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7926 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7927 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7928 } else { 7929 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7930 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7931 } 7932 } else { 7933 pkg.applicationInfo.primaryCpuAbi = null; 7934 pkg.applicationInfo.secondaryCpuAbi = null; 7935 } 7936 } 7937 7938 private void killApplication(String pkgName, int appId, String reason) { 7939 // Request the ActivityManager to kill the process(only for existing packages) 7940 // so that we do not end up in a confused state while the user is still using the older 7941 // version of the application while the new one gets installed. 7942 IActivityManager am = ActivityManagerNative.getDefault(); 7943 if (am != null) { 7944 try { 7945 am.killApplicationWithAppId(pkgName, appId, reason); 7946 } catch (RemoteException e) { 7947 } 7948 } 7949 } 7950 7951 void removePackageLI(PackageSetting ps, boolean chatty) { 7952 if (DEBUG_INSTALL) { 7953 if (chatty) 7954 Log.d(TAG, "Removing package " + ps.name); 7955 } 7956 7957 // writer 7958 synchronized (mPackages) { 7959 mPackages.remove(ps.name); 7960 final PackageParser.Package pkg = ps.pkg; 7961 if (pkg != null) { 7962 cleanPackageDataStructuresLILPw(pkg, chatty); 7963 } 7964 } 7965 } 7966 7967 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7968 if (DEBUG_INSTALL) { 7969 if (chatty) 7970 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7971 } 7972 7973 // writer 7974 synchronized (mPackages) { 7975 mPackages.remove(pkg.applicationInfo.packageName); 7976 cleanPackageDataStructuresLILPw(pkg, chatty); 7977 } 7978 } 7979 7980 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7981 int N = pkg.providers.size(); 7982 StringBuilder r = null; 7983 int i; 7984 for (i=0; i<N; i++) { 7985 PackageParser.Provider p = pkg.providers.get(i); 7986 mProviders.removeProvider(p); 7987 if (p.info.authority == null) { 7988 7989 /* There was another ContentProvider with this authority when 7990 * this app was installed so this authority is null, 7991 * Ignore it as we don't have to unregister the provider. 7992 */ 7993 continue; 7994 } 7995 String names[] = p.info.authority.split(";"); 7996 for (int j = 0; j < names.length; j++) { 7997 if (mProvidersByAuthority.get(names[j]) == p) { 7998 mProvidersByAuthority.remove(names[j]); 7999 if (DEBUG_REMOVE) { 8000 if (chatty) 8001 Log.d(TAG, "Unregistered content provider: " + names[j] 8002 + ", className = " + p.info.name + ", isSyncable = " 8003 + p.info.isSyncable); 8004 } 8005 } 8006 } 8007 if (DEBUG_REMOVE && chatty) { 8008 if (r == null) { 8009 r = new StringBuilder(256); 8010 } else { 8011 r.append(' '); 8012 } 8013 r.append(p.info.name); 8014 } 8015 } 8016 if (r != null) { 8017 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8018 } 8019 8020 N = pkg.services.size(); 8021 r = null; 8022 for (i=0; i<N; i++) { 8023 PackageParser.Service s = pkg.services.get(i); 8024 mServices.removeService(s); 8025 if (chatty) { 8026 if (r == null) { 8027 r = new StringBuilder(256); 8028 } else { 8029 r.append(' '); 8030 } 8031 r.append(s.info.name); 8032 } 8033 } 8034 if (r != null) { 8035 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8036 } 8037 8038 N = pkg.receivers.size(); 8039 r = null; 8040 for (i=0; i<N; i++) { 8041 PackageParser.Activity a = pkg.receivers.get(i); 8042 mReceivers.removeActivity(a, "receiver"); 8043 if (DEBUG_REMOVE && chatty) { 8044 if (r == null) { 8045 r = new StringBuilder(256); 8046 } else { 8047 r.append(' '); 8048 } 8049 r.append(a.info.name); 8050 } 8051 } 8052 if (r != null) { 8053 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8054 } 8055 8056 N = pkg.activities.size(); 8057 r = null; 8058 for (i=0; i<N; i++) { 8059 PackageParser.Activity a = pkg.activities.get(i); 8060 mActivities.removeActivity(a, "activity"); 8061 if (DEBUG_REMOVE && chatty) { 8062 if (r == null) { 8063 r = new StringBuilder(256); 8064 } else { 8065 r.append(' '); 8066 } 8067 r.append(a.info.name); 8068 } 8069 } 8070 if (r != null) { 8071 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8072 } 8073 8074 N = pkg.permissions.size(); 8075 r = null; 8076 for (i=0; i<N; i++) { 8077 PackageParser.Permission p = pkg.permissions.get(i); 8078 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8079 if (bp == null) { 8080 bp = mSettings.mPermissionTrees.get(p.info.name); 8081 } 8082 if (bp != null && bp.perm == p) { 8083 bp.perm = null; 8084 if (DEBUG_REMOVE && chatty) { 8085 if (r == null) { 8086 r = new StringBuilder(256); 8087 } else { 8088 r.append(' '); 8089 } 8090 r.append(p.info.name); 8091 } 8092 } 8093 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8094 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8095 if (appOpPerms != null) { 8096 appOpPerms.remove(pkg.packageName); 8097 } 8098 } 8099 } 8100 if (r != null) { 8101 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8102 } 8103 8104 N = pkg.requestedPermissions.size(); 8105 r = null; 8106 for (i=0; i<N; i++) { 8107 String perm = pkg.requestedPermissions.get(i); 8108 BasePermission bp = mSettings.mPermissions.get(perm); 8109 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8110 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8111 if (appOpPerms != null) { 8112 appOpPerms.remove(pkg.packageName); 8113 if (appOpPerms.isEmpty()) { 8114 mAppOpPermissionPackages.remove(perm); 8115 } 8116 } 8117 } 8118 } 8119 if (r != null) { 8120 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8121 } 8122 8123 N = pkg.instrumentation.size(); 8124 r = null; 8125 for (i=0; i<N; i++) { 8126 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8127 mInstrumentation.remove(a.getComponentName()); 8128 if (DEBUG_REMOVE && chatty) { 8129 if (r == null) { 8130 r = new StringBuilder(256); 8131 } else { 8132 r.append(' '); 8133 } 8134 r.append(a.info.name); 8135 } 8136 } 8137 if (r != null) { 8138 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8139 } 8140 8141 r = null; 8142 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8143 // Only system apps can hold shared libraries. 8144 if (pkg.libraryNames != null) { 8145 for (i=0; i<pkg.libraryNames.size(); i++) { 8146 String name = pkg.libraryNames.get(i); 8147 SharedLibraryEntry cur = mSharedLibraries.get(name); 8148 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8149 mSharedLibraries.remove(name); 8150 if (DEBUG_REMOVE && chatty) { 8151 if (r == null) { 8152 r = new StringBuilder(256); 8153 } else { 8154 r.append(' '); 8155 } 8156 r.append(name); 8157 } 8158 } 8159 } 8160 } 8161 } 8162 if (r != null) { 8163 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8164 } 8165 } 8166 8167 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8168 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8169 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8170 return true; 8171 } 8172 } 8173 return false; 8174 } 8175 8176 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8177 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8178 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8179 8180 private void updatePermissionsLPw(String changingPkg, 8181 PackageParser.Package pkgInfo, int flags) { 8182 // Make sure there are no dangling permission trees. 8183 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8184 while (it.hasNext()) { 8185 final BasePermission bp = it.next(); 8186 if (bp.packageSetting == null) { 8187 // We may not yet have parsed the package, so just see if 8188 // we still know about its settings. 8189 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8190 } 8191 if (bp.packageSetting == null) { 8192 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8193 + " from package " + bp.sourcePackage); 8194 it.remove(); 8195 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8196 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8197 Slog.i(TAG, "Removing old permission tree: " + bp.name 8198 + " from package " + bp.sourcePackage); 8199 flags |= UPDATE_PERMISSIONS_ALL; 8200 it.remove(); 8201 } 8202 } 8203 } 8204 8205 // Make sure all dynamic permissions have been assigned to a package, 8206 // and make sure there are no dangling permissions. 8207 it = mSettings.mPermissions.values().iterator(); 8208 while (it.hasNext()) { 8209 final BasePermission bp = it.next(); 8210 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8211 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8212 + bp.name + " pkg=" + bp.sourcePackage 8213 + " info=" + bp.pendingInfo); 8214 if (bp.packageSetting == null && bp.pendingInfo != null) { 8215 final BasePermission tree = findPermissionTreeLP(bp.name); 8216 if (tree != null && tree.perm != null) { 8217 bp.packageSetting = tree.packageSetting; 8218 bp.perm = new PackageParser.Permission(tree.perm.owner, 8219 new PermissionInfo(bp.pendingInfo)); 8220 bp.perm.info.packageName = tree.perm.info.packageName; 8221 bp.perm.info.name = bp.name; 8222 bp.uid = tree.uid; 8223 } 8224 } 8225 } 8226 if (bp.packageSetting == null) { 8227 // We may not yet have parsed the package, so just see if 8228 // we still know about its settings. 8229 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8230 } 8231 if (bp.packageSetting == null) { 8232 Slog.w(TAG, "Removing dangling permission: " + bp.name 8233 + " from package " + bp.sourcePackage); 8234 it.remove(); 8235 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8236 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8237 Slog.i(TAG, "Removing old permission: " + bp.name 8238 + " from package " + bp.sourcePackage); 8239 flags |= UPDATE_PERMISSIONS_ALL; 8240 it.remove(); 8241 } 8242 } 8243 } 8244 8245 // Now update the permissions for all packages, in particular 8246 // replace the granted permissions of the system packages. 8247 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8248 for (PackageParser.Package pkg : mPackages.values()) { 8249 if (pkg != pkgInfo) { 8250 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8251 changingPkg); 8252 } 8253 } 8254 } 8255 8256 if (pkgInfo != null) { 8257 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8258 } 8259 } 8260 8261 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8262 String packageOfInterest) { 8263 // IMPORTANT: There are two types of permissions: install and runtime. 8264 // Install time permissions are granted when the app is installed to 8265 // all device users and users added in the future. Runtime permissions 8266 // are granted at runtime explicitly to specific users. Normal and signature 8267 // protected permissions are install time permissions. Dangerous permissions 8268 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8269 // otherwise they are runtime permissions. This function does not manage 8270 // runtime permissions except for the case an app targeting Lollipop MR1 8271 // being upgraded to target a newer SDK, in which case dangerous permissions 8272 // are transformed from install time to runtime ones. 8273 8274 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8275 if (ps == null) { 8276 return; 8277 } 8278 8279 PermissionsState permissionsState = ps.getPermissionsState(); 8280 PermissionsState origPermissions = permissionsState; 8281 8282 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8283 8284 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8285 8286 boolean changedInstallPermission = false; 8287 8288 if (replace) { 8289 ps.installPermissionsFixed = false; 8290 if (!ps.isSharedUser()) { 8291 origPermissions = new PermissionsState(permissionsState); 8292 permissionsState.reset(); 8293 } 8294 } 8295 8296 permissionsState.setGlobalGids(mGlobalGids); 8297 8298 final int N = pkg.requestedPermissions.size(); 8299 for (int i=0; i<N; i++) { 8300 final String name = pkg.requestedPermissions.get(i); 8301 final BasePermission bp = mSettings.mPermissions.get(name); 8302 8303 if (DEBUG_INSTALL) { 8304 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8305 } 8306 8307 if (bp == null || bp.packageSetting == null) { 8308 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8309 Slog.w(TAG, "Unknown permission " + name 8310 + " in package " + pkg.packageName); 8311 } 8312 continue; 8313 } 8314 8315 final String perm = bp.name; 8316 boolean allowedSig = false; 8317 int grant = GRANT_DENIED; 8318 8319 // Keep track of app op permissions. 8320 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8321 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8322 if (pkgs == null) { 8323 pkgs = new ArraySet<>(); 8324 mAppOpPermissionPackages.put(bp.name, pkgs); 8325 } 8326 pkgs.add(pkg.packageName); 8327 } 8328 8329 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8330 switch (level) { 8331 case PermissionInfo.PROTECTION_NORMAL: { 8332 // For all apps normal permissions are install time ones. 8333 grant = GRANT_INSTALL; 8334 } break; 8335 8336 case PermissionInfo.PROTECTION_DANGEROUS: { 8337 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8338 // For legacy apps dangerous permissions are install time ones. 8339 grant = GRANT_INSTALL_LEGACY; 8340 } else if (origPermissions.hasInstallPermission(bp.name)) { 8341 // For legacy apps that became modern, install becomes runtime. 8342 grant = GRANT_UPGRADE; 8343 } else { 8344 // For modern apps keep runtime permissions unchanged. 8345 grant = GRANT_RUNTIME; 8346 } 8347 } break; 8348 8349 case PermissionInfo.PROTECTION_SIGNATURE: { 8350 // For all apps signature permissions are install time ones. 8351 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8352 if (allowedSig) { 8353 grant = GRANT_INSTALL; 8354 } 8355 } break; 8356 } 8357 8358 if (DEBUG_INSTALL) { 8359 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8360 } 8361 8362 if (grant != GRANT_DENIED) { 8363 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8364 // If this is an existing, non-system package, then 8365 // we can't add any new permissions to it. 8366 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8367 // Except... if this is a permission that was added 8368 // to the platform (note: need to only do this when 8369 // updating the platform). 8370 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8371 grant = GRANT_DENIED; 8372 } 8373 } 8374 } 8375 8376 switch (grant) { 8377 case GRANT_INSTALL: { 8378 // Revoke this as runtime permission to handle the case of 8379 // a runtime permission being downgraded to an install one. 8380 for (int userId : UserManagerService.getInstance().getUserIds()) { 8381 if (origPermissions.getRuntimePermissionState( 8382 bp.name, userId) != null) { 8383 // Revoke the runtime permission and clear the flags. 8384 origPermissions.revokeRuntimePermission(bp, userId); 8385 origPermissions.updatePermissionFlags(bp, userId, 8386 PackageManager.MASK_PERMISSION_FLAGS, 0); 8387 // If we revoked a permission permission, we have to write. 8388 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8389 changedRuntimePermissionUserIds, userId); 8390 } 8391 } 8392 // Grant an install permission. 8393 if (permissionsState.grantInstallPermission(bp) != 8394 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8395 changedInstallPermission = true; 8396 } 8397 } break; 8398 8399 case GRANT_INSTALL_LEGACY: { 8400 // Grant an install permission. 8401 if (permissionsState.grantInstallPermission(bp) != 8402 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8403 changedInstallPermission = true; 8404 } 8405 } break; 8406 8407 case GRANT_RUNTIME: { 8408 // Grant previously granted runtime permissions. 8409 for (int userId : UserManagerService.getInstance().getUserIds()) { 8410 PermissionState permissionState = origPermissions 8411 .getRuntimePermissionState(bp.name, userId); 8412 final int flags = permissionState != null 8413 ? permissionState.getFlags() : 0; 8414 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8415 if (permissionsState.grantRuntimePermission(bp, userId) == 8416 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8417 // If we cannot put the permission as it was, we have to write. 8418 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8419 changedRuntimePermissionUserIds, userId); 8420 } 8421 } 8422 // Propagate the permission flags. 8423 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8424 } 8425 } break; 8426 8427 case GRANT_UPGRADE: { 8428 // Grant runtime permissions for a previously held install permission. 8429 PermissionState permissionState = origPermissions 8430 .getInstallPermissionState(bp.name); 8431 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8432 8433 if (origPermissions.revokeInstallPermission(bp) 8434 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8435 // We will be transferring the permission flags, so clear them. 8436 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8437 PackageManager.MASK_PERMISSION_FLAGS, 0); 8438 changedInstallPermission = true; 8439 } 8440 8441 // If the permission is not to be promoted to runtime we ignore it and 8442 // also its other flags as they are not applicable to install permissions. 8443 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8444 for (int userId : currentUserIds) { 8445 if (permissionsState.grantRuntimePermission(bp, userId) != 8446 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8447 // Transfer the permission flags. 8448 permissionsState.updatePermissionFlags(bp, userId, 8449 flags, flags); 8450 // If we granted the permission, we have to write. 8451 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8452 changedRuntimePermissionUserIds, userId); 8453 } 8454 } 8455 } 8456 } break; 8457 8458 default: { 8459 if (packageOfInterest == null 8460 || packageOfInterest.equals(pkg.packageName)) { 8461 Slog.w(TAG, "Not granting permission " + perm 8462 + " to package " + pkg.packageName 8463 + " because it was previously installed without"); 8464 } 8465 } break; 8466 } 8467 } else { 8468 if (permissionsState.revokeInstallPermission(bp) != 8469 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8470 // Also drop the permission flags. 8471 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8472 PackageManager.MASK_PERMISSION_FLAGS, 0); 8473 changedInstallPermission = true; 8474 Slog.i(TAG, "Un-granting permission " + perm 8475 + " from package " + pkg.packageName 8476 + " (protectionLevel=" + bp.protectionLevel 8477 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8478 + ")"); 8479 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8480 // Don't print warning for app op permissions, since it is fine for them 8481 // not to be granted, there is a UI for the user to decide. 8482 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8483 Slog.w(TAG, "Not granting permission " + perm 8484 + " to package " + pkg.packageName 8485 + " (protectionLevel=" + bp.protectionLevel 8486 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8487 + ")"); 8488 } 8489 } 8490 } 8491 } 8492 8493 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8494 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8495 // This is the first that we have heard about this package, so the 8496 // permissions we have now selected are fixed until explicitly 8497 // changed. 8498 ps.installPermissionsFixed = true; 8499 } 8500 8501 // Persist the runtime permissions state for users with changes. 8502 for (int userId : changedRuntimePermissionUserIds) { 8503 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8504 } 8505 } 8506 8507 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8508 boolean allowed = false; 8509 final int NP = PackageParser.NEW_PERMISSIONS.length; 8510 for (int ip=0; ip<NP; ip++) { 8511 final PackageParser.NewPermissionInfo npi 8512 = PackageParser.NEW_PERMISSIONS[ip]; 8513 if (npi.name.equals(perm) 8514 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8515 allowed = true; 8516 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8517 + pkg.packageName); 8518 break; 8519 } 8520 } 8521 return allowed; 8522 } 8523 8524 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8525 BasePermission bp, PermissionsState origPermissions) { 8526 boolean allowed; 8527 allowed = (compareSignatures( 8528 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8529 == PackageManager.SIGNATURE_MATCH) 8530 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8531 == PackageManager.SIGNATURE_MATCH); 8532 if (!allowed && (bp.protectionLevel 8533 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8534 if (isSystemApp(pkg)) { 8535 // For updated system applications, a system permission 8536 // is granted only if it had been defined by the original application. 8537 if (pkg.isUpdatedSystemApp()) { 8538 final PackageSetting sysPs = mSettings 8539 .getDisabledSystemPkgLPr(pkg.packageName); 8540 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8541 // If the original was granted this permission, we take 8542 // that grant decision as read and propagate it to the 8543 // update. 8544 if (sysPs.isPrivileged()) { 8545 allowed = true; 8546 } 8547 } else { 8548 // The system apk may have been updated with an older 8549 // version of the one on the data partition, but which 8550 // granted a new system permission that it didn't have 8551 // before. In this case we do want to allow the app to 8552 // now get the new permission if the ancestral apk is 8553 // privileged to get it. 8554 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8555 for (int j=0; 8556 j<sysPs.pkg.requestedPermissions.size(); j++) { 8557 if (perm.equals( 8558 sysPs.pkg.requestedPermissions.get(j))) { 8559 allowed = true; 8560 break; 8561 } 8562 } 8563 } 8564 } 8565 } else { 8566 allowed = isPrivilegedApp(pkg); 8567 } 8568 } 8569 } 8570 if (!allowed) { 8571 if (!allowed && (bp.protectionLevel 8572 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8573 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8574 // If this was a previously normal/dangerous permission that got moved 8575 // to a system permission as part of the runtime permission redesign, then 8576 // we still want to blindly grant it to old apps. 8577 allowed = true; 8578 } 8579 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8580 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8581 // If this permission is to be granted to the system installer and 8582 // this app is an installer, then it gets the permission. 8583 allowed = true; 8584 } 8585 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8586 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8587 // If this permission is to be granted to the system verifier and 8588 // this app is a verifier, then it gets the permission. 8589 allowed = true; 8590 } 8591 if (!allowed && (bp.protectionLevel 8592 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8593 && isSystemApp(pkg)) { 8594 // Any pre-installed system app is allowed to get this permission. 8595 allowed = true; 8596 } 8597 if (!allowed && (bp.protectionLevel 8598 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8599 // For development permissions, a development permission 8600 // is granted only if it was already granted. 8601 allowed = origPermissions.hasInstallPermission(perm); 8602 } 8603 } 8604 return allowed; 8605 } 8606 8607 final class ActivityIntentResolver 8608 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8609 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8610 boolean defaultOnly, int userId) { 8611 if (!sUserManager.exists(userId)) return null; 8612 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8613 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8614 } 8615 8616 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8617 int userId) { 8618 if (!sUserManager.exists(userId)) return null; 8619 mFlags = flags; 8620 return super.queryIntent(intent, resolvedType, 8621 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8622 } 8623 8624 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8625 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8626 if (!sUserManager.exists(userId)) return null; 8627 if (packageActivities == null) { 8628 return null; 8629 } 8630 mFlags = flags; 8631 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8632 final int N = packageActivities.size(); 8633 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8634 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8635 8636 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8637 for (int i = 0; i < N; ++i) { 8638 intentFilters = packageActivities.get(i).intents; 8639 if (intentFilters != null && intentFilters.size() > 0) { 8640 PackageParser.ActivityIntentInfo[] array = 8641 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8642 intentFilters.toArray(array); 8643 listCut.add(array); 8644 } 8645 } 8646 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8647 } 8648 8649 public final void addActivity(PackageParser.Activity a, String type) { 8650 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8651 mActivities.put(a.getComponentName(), a); 8652 if (DEBUG_SHOW_INFO) 8653 Log.v( 8654 TAG, " " + type + " " + 8655 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8656 if (DEBUG_SHOW_INFO) 8657 Log.v(TAG, " Class=" + a.info.name); 8658 final int NI = a.intents.size(); 8659 for (int j=0; j<NI; j++) { 8660 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8661 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8662 intent.setPriority(0); 8663 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8664 + a.className + " with priority > 0, forcing to 0"); 8665 } 8666 if (DEBUG_SHOW_INFO) { 8667 Log.v(TAG, " IntentFilter:"); 8668 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8669 } 8670 if (!intent.debugCheck()) { 8671 Log.w(TAG, "==> For Activity " + a.info.name); 8672 } 8673 addFilter(intent); 8674 } 8675 } 8676 8677 public final void removeActivity(PackageParser.Activity a, String type) { 8678 mActivities.remove(a.getComponentName()); 8679 if (DEBUG_SHOW_INFO) { 8680 Log.v(TAG, " " + type + " " 8681 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8682 : a.info.name) + ":"); 8683 Log.v(TAG, " Class=" + a.info.name); 8684 } 8685 final int NI = a.intents.size(); 8686 for (int j=0; j<NI; j++) { 8687 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8688 if (DEBUG_SHOW_INFO) { 8689 Log.v(TAG, " IntentFilter:"); 8690 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8691 } 8692 removeFilter(intent); 8693 } 8694 } 8695 8696 @Override 8697 protected boolean allowFilterResult( 8698 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8699 ActivityInfo filterAi = filter.activity.info; 8700 for (int i=dest.size()-1; i>=0; i--) { 8701 ActivityInfo destAi = dest.get(i).activityInfo; 8702 if (destAi.name == filterAi.name 8703 && destAi.packageName == filterAi.packageName) { 8704 return false; 8705 } 8706 } 8707 return true; 8708 } 8709 8710 @Override 8711 protected ActivityIntentInfo[] newArray(int size) { 8712 return new ActivityIntentInfo[size]; 8713 } 8714 8715 @Override 8716 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8717 if (!sUserManager.exists(userId)) return true; 8718 PackageParser.Package p = filter.activity.owner; 8719 if (p != null) { 8720 PackageSetting ps = (PackageSetting)p.mExtras; 8721 if (ps != null) { 8722 // System apps are never considered stopped for purposes of 8723 // filtering, because there may be no way for the user to 8724 // actually re-launch them. 8725 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8726 && ps.getStopped(userId); 8727 } 8728 } 8729 return false; 8730 } 8731 8732 @Override 8733 protected boolean isPackageForFilter(String packageName, 8734 PackageParser.ActivityIntentInfo info) { 8735 return packageName.equals(info.activity.owner.packageName); 8736 } 8737 8738 @Override 8739 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8740 int match, int userId) { 8741 if (!sUserManager.exists(userId)) return null; 8742 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8743 return null; 8744 } 8745 final PackageParser.Activity activity = info.activity; 8746 if (mSafeMode && (activity.info.applicationInfo.flags 8747 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8748 return null; 8749 } 8750 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8751 if (ps == null) { 8752 return null; 8753 } 8754 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8755 ps.readUserState(userId), userId); 8756 if (ai == null) { 8757 return null; 8758 } 8759 final ResolveInfo res = new ResolveInfo(); 8760 res.activityInfo = ai; 8761 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8762 res.filter = info; 8763 } 8764 if (info != null) { 8765 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8766 } 8767 res.priority = info.getPriority(); 8768 res.preferredOrder = activity.owner.mPreferredOrder; 8769 //System.out.println("Result: " + res.activityInfo.className + 8770 // " = " + res.priority); 8771 res.match = match; 8772 res.isDefault = info.hasDefault; 8773 res.labelRes = info.labelRes; 8774 res.nonLocalizedLabel = info.nonLocalizedLabel; 8775 if (userNeedsBadging(userId)) { 8776 res.noResourceId = true; 8777 } else { 8778 res.icon = info.icon; 8779 } 8780 res.iconResourceId = info.icon; 8781 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8782 return res; 8783 } 8784 8785 @Override 8786 protected void sortResults(List<ResolveInfo> results) { 8787 Collections.sort(results, mResolvePrioritySorter); 8788 } 8789 8790 @Override 8791 protected void dumpFilter(PrintWriter out, String prefix, 8792 PackageParser.ActivityIntentInfo filter) { 8793 out.print(prefix); out.print( 8794 Integer.toHexString(System.identityHashCode(filter.activity))); 8795 out.print(' '); 8796 filter.activity.printComponentShortName(out); 8797 out.print(" filter "); 8798 out.println(Integer.toHexString(System.identityHashCode(filter))); 8799 } 8800 8801 @Override 8802 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8803 return filter.activity; 8804 } 8805 8806 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8807 PackageParser.Activity activity = (PackageParser.Activity)label; 8808 out.print(prefix); out.print( 8809 Integer.toHexString(System.identityHashCode(activity))); 8810 out.print(' '); 8811 activity.printComponentShortName(out); 8812 if (count > 1) { 8813 out.print(" ("); out.print(count); out.print(" filters)"); 8814 } 8815 out.println(); 8816 } 8817 8818// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8819// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8820// final List<ResolveInfo> retList = Lists.newArrayList(); 8821// while (i.hasNext()) { 8822// final ResolveInfo resolveInfo = i.next(); 8823// if (isEnabledLP(resolveInfo.activityInfo)) { 8824// retList.add(resolveInfo); 8825// } 8826// } 8827// return retList; 8828// } 8829 8830 // Keys are String (activity class name), values are Activity. 8831 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8832 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8833 private int mFlags; 8834 } 8835 8836 private final class ServiceIntentResolver 8837 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8838 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8839 boolean defaultOnly, int userId) { 8840 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8841 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8842 } 8843 8844 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8845 int userId) { 8846 if (!sUserManager.exists(userId)) return null; 8847 mFlags = flags; 8848 return super.queryIntent(intent, resolvedType, 8849 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8850 } 8851 8852 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8853 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8854 if (!sUserManager.exists(userId)) return null; 8855 if (packageServices == null) { 8856 return null; 8857 } 8858 mFlags = flags; 8859 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8860 final int N = packageServices.size(); 8861 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8862 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8863 8864 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8865 for (int i = 0; i < N; ++i) { 8866 intentFilters = packageServices.get(i).intents; 8867 if (intentFilters != null && intentFilters.size() > 0) { 8868 PackageParser.ServiceIntentInfo[] array = 8869 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8870 intentFilters.toArray(array); 8871 listCut.add(array); 8872 } 8873 } 8874 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8875 } 8876 8877 public final void addService(PackageParser.Service s) { 8878 mServices.put(s.getComponentName(), s); 8879 if (DEBUG_SHOW_INFO) { 8880 Log.v(TAG, " " 8881 + (s.info.nonLocalizedLabel != null 8882 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8883 Log.v(TAG, " Class=" + s.info.name); 8884 } 8885 final int NI = s.intents.size(); 8886 int j; 8887 for (j=0; j<NI; j++) { 8888 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8889 if (DEBUG_SHOW_INFO) { 8890 Log.v(TAG, " IntentFilter:"); 8891 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8892 } 8893 if (!intent.debugCheck()) { 8894 Log.w(TAG, "==> For Service " + s.info.name); 8895 } 8896 addFilter(intent); 8897 } 8898 } 8899 8900 public final void removeService(PackageParser.Service s) { 8901 mServices.remove(s.getComponentName()); 8902 if (DEBUG_SHOW_INFO) { 8903 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8904 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8905 Log.v(TAG, " Class=" + s.info.name); 8906 } 8907 final int NI = s.intents.size(); 8908 int j; 8909 for (j=0; j<NI; j++) { 8910 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8911 if (DEBUG_SHOW_INFO) { 8912 Log.v(TAG, " IntentFilter:"); 8913 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8914 } 8915 removeFilter(intent); 8916 } 8917 } 8918 8919 @Override 8920 protected boolean allowFilterResult( 8921 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8922 ServiceInfo filterSi = filter.service.info; 8923 for (int i=dest.size()-1; i>=0; i--) { 8924 ServiceInfo destAi = dest.get(i).serviceInfo; 8925 if (destAi.name == filterSi.name 8926 && destAi.packageName == filterSi.packageName) { 8927 return false; 8928 } 8929 } 8930 return true; 8931 } 8932 8933 @Override 8934 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8935 return new PackageParser.ServiceIntentInfo[size]; 8936 } 8937 8938 @Override 8939 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8940 if (!sUserManager.exists(userId)) return true; 8941 PackageParser.Package p = filter.service.owner; 8942 if (p != null) { 8943 PackageSetting ps = (PackageSetting)p.mExtras; 8944 if (ps != null) { 8945 // System apps are never considered stopped for purposes of 8946 // filtering, because there may be no way for the user to 8947 // actually re-launch them. 8948 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8949 && ps.getStopped(userId); 8950 } 8951 } 8952 return false; 8953 } 8954 8955 @Override 8956 protected boolean isPackageForFilter(String packageName, 8957 PackageParser.ServiceIntentInfo info) { 8958 return packageName.equals(info.service.owner.packageName); 8959 } 8960 8961 @Override 8962 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8963 int match, int userId) { 8964 if (!sUserManager.exists(userId)) return null; 8965 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8966 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8967 return null; 8968 } 8969 final PackageParser.Service service = info.service; 8970 if (mSafeMode && (service.info.applicationInfo.flags 8971 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8972 return null; 8973 } 8974 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8975 if (ps == null) { 8976 return null; 8977 } 8978 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8979 ps.readUserState(userId), userId); 8980 if (si == null) { 8981 return null; 8982 } 8983 final ResolveInfo res = new ResolveInfo(); 8984 res.serviceInfo = si; 8985 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8986 res.filter = filter; 8987 } 8988 res.priority = info.getPriority(); 8989 res.preferredOrder = service.owner.mPreferredOrder; 8990 res.match = match; 8991 res.isDefault = info.hasDefault; 8992 res.labelRes = info.labelRes; 8993 res.nonLocalizedLabel = info.nonLocalizedLabel; 8994 res.icon = info.icon; 8995 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8996 return res; 8997 } 8998 8999 @Override 9000 protected void sortResults(List<ResolveInfo> results) { 9001 Collections.sort(results, mResolvePrioritySorter); 9002 } 9003 9004 @Override 9005 protected void dumpFilter(PrintWriter out, String prefix, 9006 PackageParser.ServiceIntentInfo filter) { 9007 out.print(prefix); out.print( 9008 Integer.toHexString(System.identityHashCode(filter.service))); 9009 out.print(' '); 9010 filter.service.printComponentShortName(out); 9011 out.print(" filter "); 9012 out.println(Integer.toHexString(System.identityHashCode(filter))); 9013 } 9014 9015 @Override 9016 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9017 return filter.service; 9018 } 9019 9020 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9021 PackageParser.Service service = (PackageParser.Service)label; 9022 out.print(prefix); out.print( 9023 Integer.toHexString(System.identityHashCode(service))); 9024 out.print(' '); 9025 service.printComponentShortName(out); 9026 if (count > 1) { 9027 out.print(" ("); out.print(count); out.print(" filters)"); 9028 } 9029 out.println(); 9030 } 9031 9032// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9033// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9034// final List<ResolveInfo> retList = Lists.newArrayList(); 9035// while (i.hasNext()) { 9036// final ResolveInfo resolveInfo = (ResolveInfo) i; 9037// if (isEnabledLP(resolveInfo.serviceInfo)) { 9038// retList.add(resolveInfo); 9039// } 9040// } 9041// return retList; 9042// } 9043 9044 // Keys are String (activity class name), values are Activity. 9045 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9046 = new ArrayMap<ComponentName, PackageParser.Service>(); 9047 private int mFlags; 9048 }; 9049 9050 private final class ProviderIntentResolver 9051 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9052 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9053 boolean defaultOnly, int userId) { 9054 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9055 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9056 } 9057 9058 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9059 int userId) { 9060 if (!sUserManager.exists(userId)) 9061 return null; 9062 mFlags = flags; 9063 return super.queryIntent(intent, resolvedType, 9064 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9065 } 9066 9067 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9068 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9069 if (!sUserManager.exists(userId)) 9070 return null; 9071 if (packageProviders == null) { 9072 return null; 9073 } 9074 mFlags = flags; 9075 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9076 final int N = packageProviders.size(); 9077 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9078 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9079 9080 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9081 for (int i = 0; i < N; ++i) { 9082 intentFilters = packageProviders.get(i).intents; 9083 if (intentFilters != null && intentFilters.size() > 0) { 9084 PackageParser.ProviderIntentInfo[] array = 9085 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9086 intentFilters.toArray(array); 9087 listCut.add(array); 9088 } 9089 } 9090 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9091 } 9092 9093 public final void addProvider(PackageParser.Provider p) { 9094 if (mProviders.containsKey(p.getComponentName())) { 9095 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9096 return; 9097 } 9098 9099 mProviders.put(p.getComponentName(), p); 9100 if (DEBUG_SHOW_INFO) { 9101 Log.v(TAG, " " 9102 + (p.info.nonLocalizedLabel != null 9103 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9104 Log.v(TAG, " Class=" + p.info.name); 9105 } 9106 final int NI = p.intents.size(); 9107 int j; 9108 for (j = 0; j < NI; j++) { 9109 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9110 if (DEBUG_SHOW_INFO) { 9111 Log.v(TAG, " IntentFilter:"); 9112 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9113 } 9114 if (!intent.debugCheck()) { 9115 Log.w(TAG, "==> For Provider " + p.info.name); 9116 } 9117 addFilter(intent); 9118 } 9119 } 9120 9121 public final void removeProvider(PackageParser.Provider p) { 9122 mProviders.remove(p.getComponentName()); 9123 if (DEBUG_SHOW_INFO) { 9124 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9125 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9126 Log.v(TAG, " Class=" + p.info.name); 9127 } 9128 final int NI = p.intents.size(); 9129 int j; 9130 for (j = 0; j < NI; j++) { 9131 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9132 if (DEBUG_SHOW_INFO) { 9133 Log.v(TAG, " IntentFilter:"); 9134 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9135 } 9136 removeFilter(intent); 9137 } 9138 } 9139 9140 @Override 9141 protected boolean allowFilterResult( 9142 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9143 ProviderInfo filterPi = filter.provider.info; 9144 for (int i = dest.size() - 1; i >= 0; i--) { 9145 ProviderInfo destPi = dest.get(i).providerInfo; 9146 if (destPi.name == filterPi.name 9147 && destPi.packageName == filterPi.packageName) { 9148 return false; 9149 } 9150 } 9151 return true; 9152 } 9153 9154 @Override 9155 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9156 return new PackageParser.ProviderIntentInfo[size]; 9157 } 9158 9159 @Override 9160 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9161 if (!sUserManager.exists(userId)) 9162 return true; 9163 PackageParser.Package p = filter.provider.owner; 9164 if (p != null) { 9165 PackageSetting ps = (PackageSetting) p.mExtras; 9166 if (ps != null) { 9167 // System apps are never considered stopped for purposes of 9168 // filtering, because there may be no way for the user to 9169 // actually re-launch them. 9170 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9171 && ps.getStopped(userId); 9172 } 9173 } 9174 return false; 9175 } 9176 9177 @Override 9178 protected boolean isPackageForFilter(String packageName, 9179 PackageParser.ProviderIntentInfo info) { 9180 return packageName.equals(info.provider.owner.packageName); 9181 } 9182 9183 @Override 9184 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9185 int match, int userId) { 9186 if (!sUserManager.exists(userId)) 9187 return null; 9188 final PackageParser.ProviderIntentInfo info = filter; 9189 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9190 return null; 9191 } 9192 final PackageParser.Provider provider = info.provider; 9193 if (mSafeMode && (provider.info.applicationInfo.flags 9194 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9195 return null; 9196 } 9197 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9198 if (ps == null) { 9199 return null; 9200 } 9201 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9202 ps.readUserState(userId), userId); 9203 if (pi == null) { 9204 return null; 9205 } 9206 final ResolveInfo res = new ResolveInfo(); 9207 res.providerInfo = pi; 9208 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9209 res.filter = filter; 9210 } 9211 res.priority = info.getPriority(); 9212 res.preferredOrder = provider.owner.mPreferredOrder; 9213 res.match = match; 9214 res.isDefault = info.hasDefault; 9215 res.labelRes = info.labelRes; 9216 res.nonLocalizedLabel = info.nonLocalizedLabel; 9217 res.icon = info.icon; 9218 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9219 return res; 9220 } 9221 9222 @Override 9223 protected void sortResults(List<ResolveInfo> results) { 9224 Collections.sort(results, mResolvePrioritySorter); 9225 } 9226 9227 @Override 9228 protected void dumpFilter(PrintWriter out, String prefix, 9229 PackageParser.ProviderIntentInfo filter) { 9230 out.print(prefix); 9231 out.print( 9232 Integer.toHexString(System.identityHashCode(filter.provider))); 9233 out.print(' '); 9234 filter.provider.printComponentShortName(out); 9235 out.print(" filter "); 9236 out.println(Integer.toHexString(System.identityHashCode(filter))); 9237 } 9238 9239 @Override 9240 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9241 return filter.provider; 9242 } 9243 9244 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9245 PackageParser.Provider provider = (PackageParser.Provider)label; 9246 out.print(prefix); out.print( 9247 Integer.toHexString(System.identityHashCode(provider))); 9248 out.print(' '); 9249 provider.printComponentShortName(out); 9250 if (count > 1) { 9251 out.print(" ("); out.print(count); out.print(" filters)"); 9252 } 9253 out.println(); 9254 } 9255 9256 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9257 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9258 private int mFlags; 9259 }; 9260 9261 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9262 new Comparator<ResolveInfo>() { 9263 public int compare(ResolveInfo r1, ResolveInfo r2) { 9264 int v1 = r1.priority; 9265 int v2 = r2.priority; 9266 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9267 if (v1 != v2) { 9268 return (v1 > v2) ? -1 : 1; 9269 } 9270 v1 = r1.preferredOrder; 9271 v2 = r2.preferredOrder; 9272 if (v1 != v2) { 9273 return (v1 > v2) ? -1 : 1; 9274 } 9275 if (r1.isDefault != r2.isDefault) { 9276 return r1.isDefault ? -1 : 1; 9277 } 9278 v1 = r1.match; 9279 v2 = r2.match; 9280 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9281 if (v1 != v2) { 9282 return (v1 > v2) ? -1 : 1; 9283 } 9284 if (r1.system != r2.system) { 9285 return r1.system ? -1 : 1; 9286 } 9287 return 0; 9288 } 9289 }; 9290 9291 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9292 new Comparator<ProviderInfo>() { 9293 public int compare(ProviderInfo p1, ProviderInfo p2) { 9294 final int v1 = p1.initOrder; 9295 final int v2 = p2.initOrder; 9296 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9297 } 9298 }; 9299 9300 final void sendPackageBroadcast(final String action, final String pkg, 9301 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9302 final int[] userIds) { 9303 mHandler.post(new Runnable() { 9304 @Override 9305 public void run() { 9306 try { 9307 final IActivityManager am = ActivityManagerNative.getDefault(); 9308 if (am == null) return; 9309 final int[] resolvedUserIds; 9310 if (userIds == null) { 9311 resolvedUserIds = am.getRunningUserIds(); 9312 } else { 9313 resolvedUserIds = userIds; 9314 } 9315 for (int id : resolvedUserIds) { 9316 final Intent intent = new Intent(action, 9317 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9318 if (extras != null) { 9319 intent.putExtras(extras); 9320 } 9321 if (targetPkg != null) { 9322 intent.setPackage(targetPkg); 9323 } 9324 // Modify the UID when posting to other users 9325 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9326 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9327 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9328 intent.putExtra(Intent.EXTRA_UID, uid); 9329 } 9330 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9331 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9332 if (DEBUG_BROADCASTS) { 9333 RuntimeException here = new RuntimeException("here"); 9334 here.fillInStackTrace(); 9335 Slog.d(TAG, "Sending to user " + id + ": " 9336 + intent.toShortString(false, true, false, false) 9337 + " " + intent.getExtras(), here); 9338 } 9339 am.broadcastIntent(null, intent, null, finishedReceiver, 9340 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9341 null, finishedReceiver != null, false, id); 9342 } 9343 } catch (RemoteException ex) { 9344 } 9345 } 9346 }); 9347 } 9348 9349 /** 9350 * Check if the external storage media is available. This is true if there 9351 * is a mounted external storage medium or if the external storage is 9352 * emulated. 9353 */ 9354 private boolean isExternalMediaAvailable() { 9355 return mMediaMounted || Environment.isExternalStorageEmulated(); 9356 } 9357 9358 @Override 9359 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9360 // writer 9361 synchronized (mPackages) { 9362 if (!isExternalMediaAvailable()) { 9363 // If the external storage is no longer mounted at this point, 9364 // the caller may not have been able to delete all of this 9365 // packages files and can not delete any more. Bail. 9366 return null; 9367 } 9368 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9369 if (lastPackage != null) { 9370 pkgs.remove(lastPackage); 9371 } 9372 if (pkgs.size() > 0) { 9373 return pkgs.get(0); 9374 } 9375 } 9376 return null; 9377 } 9378 9379 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9380 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9381 userId, andCode ? 1 : 0, packageName); 9382 if (mSystemReady) { 9383 msg.sendToTarget(); 9384 } else { 9385 if (mPostSystemReadyMessages == null) { 9386 mPostSystemReadyMessages = new ArrayList<>(); 9387 } 9388 mPostSystemReadyMessages.add(msg); 9389 } 9390 } 9391 9392 void startCleaningPackages() { 9393 // reader 9394 synchronized (mPackages) { 9395 if (!isExternalMediaAvailable()) { 9396 return; 9397 } 9398 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9399 return; 9400 } 9401 } 9402 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9403 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9404 IActivityManager am = ActivityManagerNative.getDefault(); 9405 if (am != null) { 9406 try { 9407 am.startService(null, intent, null, mContext.getOpPackageName(), 9408 UserHandle.USER_OWNER); 9409 } catch (RemoteException e) { 9410 } 9411 } 9412 } 9413 9414 @Override 9415 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9416 int installFlags, String installerPackageName, VerificationParams verificationParams, 9417 String packageAbiOverride) { 9418 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9419 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9420 } 9421 9422 @Override 9423 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9424 int installFlags, String installerPackageName, VerificationParams verificationParams, 9425 String packageAbiOverride, int userId) { 9426 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9427 9428 final int callingUid = Binder.getCallingUid(); 9429 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9430 9431 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9432 try { 9433 if (observer != null) { 9434 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9435 } 9436 } catch (RemoteException re) { 9437 } 9438 return; 9439 } 9440 9441 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9442 installFlags |= PackageManager.INSTALL_FROM_ADB; 9443 9444 } else { 9445 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9446 // about installerPackageName. 9447 9448 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9449 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9450 } 9451 9452 UserHandle user; 9453 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9454 user = UserHandle.ALL; 9455 } else { 9456 user = new UserHandle(userId); 9457 } 9458 9459 // Only system components can circumvent runtime permissions when installing. 9460 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9461 && mContext.checkCallingOrSelfPermission(Manifest.permission 9462 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9463 throw new SecurityException("You need the " 9464 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9465 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9466 } 9467 9468 verificationParams.setInstallerUid(callingUid); 9469 9470 final File originFile = new File(originPath); 9471 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9472 9473 final Message msg = mHandler.obtainMessage(INIT_COPY); 9474 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9475 null, verificationParams, user, packageAbiOverride, null); 9476 mHandler.sendMessage(msg); 9477 } 9478 9479 void installStage(String packageName, File stagedDir, String stagedCid, 9480 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9481 String installerPackageName, int installerUid, UserHandle user) { 9482 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9483 params.referrerUri, installerUid, null); 9484 verifParams.setInstallerUid(installerUid); 9485 9486 final OriginInfo origin; 9487 if (stagedDir != null) { 9488 origin = OriginInfo.fromStagedFile(stagedDir); 9489 } else { 9490 origin = OriginInfo.fromStagedContainer(stagedCid); 9491 } 9492 9493 final Message msg = mHandler.obtainMessage(INIT_COPY); 9494 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9495 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9496 params.grantedRuntimePermissions); 9497 mHandler.sendMessage(msg); 9498 } 9499 9500 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9501 Bundle extras = new Bundle(1); 9502 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9503 9504 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9505 packageName, extras, null, null, new int[] {userId}); 9506 try { 9507 IActivityManager am = ActivityManagerNative.getDefault(); 9508 final boolean isSystem = 9509 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9510 if (isSystem && am.isUserRunning(userId, false)) { 9511 // The just-installed/enabled app is bundled on the system, so presumed 9512 // to be able to run automatically without needing an explicit launch. 9513 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9514 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9515 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9516 .setPackage(packageName); 9517 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9518 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9519 } 9520 } catch (RemoteException e) { 9521 // shouldn't happen 9522 Slog.w(TAG, "Unable to bootstrap installed package", e); 9523 } 9524 } 9525 9526 @Override 9527 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9528 int userId) { 9529 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9530 PackageSetting pkgSetting; 9531 final int uid = Binder.getCallingUid(); 9532 enforceCrossUserPermission(uid, userId, true, true, 9533 "setApplicationHiddenSetting for user " + userId); 9534 9535 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9536 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9537 return false; 9538 } 9539 9540 long callingId = Binder.clearCallingIdentity(); 9541 try { 9542 boolean sendAdded = false; 9543 boolean sendRemoved = false; 9544 // writer 9545 synchronized (mPackages) { 9546 pkgSetting = mSettings.mPackages.get(packageName); 9547 if (pkgSetting == null) { 9548 return false; 9549 } 9550 if (pkgSetting.getHidden(userId) != hidden) { 9551 pkgSetting.setHidden(hidden, userId); 9552 mSettings.writePackageRestrictionsLPr(userId); 9553 if (hidden) { 9554 sendRemoved = true; 9555 } else { 9556 sendAdded = true; 9557 } 9558 } 9559 } 9560 if (sendAdded) { 9561 sendPackageAddedForUser(packageName, pkgSetting, userId); 9562 return true; 9563 } 9564 if (sendRemoved) { 9565 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9566 "hiding pkg"); 9567 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9568 } 9569 } finally { 9570 Binder.restoreCallingIdentity(callingId); 9571 } 9572 return false; 9573 } 9574 9575 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9576 int userId) { 9577 final PackageRemovedInfo info = new PackageRemovedInfo(); 9578 info.removedPackage = packageName; 9579 info.removedUsers = new int[] {userId}; 9580 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9581 info.sendBroadcast(false, false, false); 9582 } 9583 9584 /** 9585 * Returns true if application is not found or there was an error. Otherwise it returns 9586 * the hidden state of the package for the given user. 9587 */ 9588 @Override 9589 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9590 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9591 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9592 false, "getApplicationHidden for user " + userId); 9593 PackageSetting pkgSetting; 9594 long callingId = Binder.clearCallingIdentity(); 9595 try { 9596 // writer 9597 synchronized (mPackages) { 9598 pkgSetting = mSettings.mPackages.get(packageName); 9599 if (pkgSetting == null) { 9600 return true; 9601 } 9602 return pkgSetting.getHidden(userId); 9603 } 9604 } finally { 9605 Binder.restoreCallingIdentity(callingId); 9606 } 9607 } 9608 9609 /** 9610 * @hide 9611 */ 9612 @Override 9613 public int installExistingPackageAsUser(String packageName, int userId) { 9614 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9615 null); 9616 PackageSetting pkgSetting; 9617 final int uid = Binder.getCallingUid(); 9618 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9619 + userId); 9620 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9621 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9622 } 9623 9624 long callingId = Binder.clearCallingIdentity(); 9625 try { 9626 boolean sendAdded = false; 9627 9628 // writer 9629 synchronized (mPackages) { 9630 pkgSetting = mSettings.mPackages.get(packageName); 9631 if (pkgSetting == null) { 9632 return PackageManager.INSTALL_FAILED_INVALID_URI; 9633 } 9634 if (!pkgSetting.getInstalled(userId)) { 9635 pkgSetting.setInstalled(true, userId); 9636 pkgSetting.setHidden(false, userId); 9637 mSettings.writePackageRestrictionsLPr(userId); 9638 sendAdded = true; 9639 } 9640 } 9641 9642 if (sendAdded) { 9643 sendPackageAddedForUser(packageName, pkgSetting, userId); 9644 } 9645 } finally { 9646 Binder.restoreCallingIdentity(callingId); 9647 } 9648 9649 return PackageManager.INSTALL_SUCCEEDED; 9650 } 9651 9652 boolean isUserRestricted(int userId, String restrictionKey) { 9653 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9654 if (restrictions.getBoolean(restrictionKey, false)) { 9655 Log.w(TAG, "User is restricted: " + restrictionKey); 9656 return true; 9657 } 9658 return false; 9659 } 9660 9661 @Override 9662 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9663 mContext.enforceCallingOrSelfPermission( 9664 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9665 "Only package verification agents can verify applications"); 9666 9667 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9668 final PackageVerificationResponse response = new PackageVerificationResponse( 9669 verificationCode, Binder.getCallingUid()); 9670 msg.arg1 = id; 9671 msg.obj = response; 9672 mHandler.sendMessage(msg); 9673 } 9674 9675 @Override 9676 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9677 long millisecondsToDelay) { 9678 mContext.enforceCallingOrSelfPermission( 9679 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9680 "Only package verification agents can extend verification timeouts"); 9681 9682 final PackageVerificationState state = mPendingVerification.get(id); 9683 final PackageVerificationResponse response = new PackageVerificationResponse( 9684 verificationCodeAtTimeout, Binder.getCallingUid()); 9685 9686 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9687 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9688 } 9689 if (millisecondsToDelay < 0) { 9690 millisecondsToDelay = 0; 9691 } 9692 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9693 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9694 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9695 } 9696 9697 if ((state != null) && !state.timeoutExtended()) { 9698 state.extendTimeout(); 9699 9700 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9701 msg.arg1 = id; 9702 msg.obj = response; 9703 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9704 } 9705 } 9706 9707 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9708 int verificationCode, UserHandle user) { 9709 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9710 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9711 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9712 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9713 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9714 9715 mContext.sendBroadcastAsUser(intent, user, 9716 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9717 } 9718 9719 private ComponentName matchComponentForVerifier(String packageName, 9720 List<ResolveInfo> receivers) { 9721 ActivityInfo targetReceiver = null; 9722 9723 final int NR = receivers.size(); 9724 for (int i = 0; i < NR; i++) { 9725 final ResolveInfo info = receivers.get(i); 9726 if (info.activityInfo == null) { 9727 continue; 9728 } 9729 9730 if (packageName.equals(info.activityInfo.packageName)) { 9731 targetReceiver = info.activityInfo; 9732 break; 9733 } 9734 } 9735 9736 if (targetReceiver == null) { 9737 return null; 9738 } 9739 9740 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9741 } 9742 9743 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9744 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9745 if (pkgInfo.verifiers.length == 0) { 9746 return null; 9747 } 9748 9749 final int N = pkgInfo.verifiers.length; 9750 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9751 for (int i = 0; i < N; i++) { 9752 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9753 9754 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9755 receivers); 9756 if (comp == null) { 9757 continue; 9758 } 9759 9760 final int verifierUid = getUidForVerifier(verifierInfo); 9761 if (verifierUid == -1) { 9762 continue; 9763 } 9764 9765 if (DEBUG_VERIFY) { 9766 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9767 + " with the correct signature"); 9768 } 9769 sufficientVerifiers.add(comp); 9770 verificationState.addSufficientVerifier(verifierUid); 9771 } 9772 9773 return sufficientVerifiers; 9774 } 9775 9776 private int getUidForVerifier(VerifierInfo verifierInfo) { 9777 synchronized (mPackages) { 9778 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9779 if (pkg == null) { 9780 return -1; 9781 } else if (pkg.mSignatures.length != 1) { 9782 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9783 + " has more than one signature; ignoring"); 9784 return -1; 9785 } 9786 9787 /* 9788 * If the public key of the package's signature does not match 9789 * our expected public key, then this is a different package and 9790 * we should skip. 9791 */ 9792 9793 final byte[] expectedPublicKey; 9794 try { 9795 final Signature verifierSig = pkg.mSignatures[0]; 9796 final PublicKey publicKey = verifierSig.getPublicKey(); 9797 expectedPublicKey = publicKey.getEncoded(); 9798 } catch (CertificateException e) { 9799 return -1; 9800 } 9801 9802 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9803 9804 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9805 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9806 + " does not have the expected public key; ignoring"); 9807 return -1; 9808 } 9809 9810 return pkg.applicationInfo.uid; 9811 } 9812 } 9813 9814 @Override 9815 public void finishPackageInstall(int token) { 9816 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9817 9818 if (DEBUG_INSTALL) { 9819 Slog.v(TAG, "BM finishing package install for " + token); 9820 } 9821 9822 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9823 mHandler.sendMessage(msg); 9824 } 9825 9826 /** 9827 * Get the verification agent timeout. 9828 * 9829 * @return verification timeout in milliseconds 9830 */ 9831 private long getVerificationTimeout() { 9832 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9833 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9834 DEFAULT_VERIFICATION_TIMEOUT); 9835 } 9836 9837 /** 9838 * Get the default verification agent response code. 9839 * 9840 * @return default verification response code 9841 */ 9842 private int getDefaultVerificationResponse() { 9843 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9844 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9845 DEFAULT_VERIFICATION_RESPONSE); 9846 } 9847 9848 /** 9849 * Check whether or not package verification has been enabled. 9850 * 9851 * @return true if verification should be performed 9852 */ 9853 private boolean isVerificationEnabled(int userId, int installFlags) { 9854 if (!DEFAULT_VERIFY_ENABLE) { 9855 return false; 9856 } 9857 9858 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9859 9860 // Check if installing from ADB 9861 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9862 // Do not run verification in a test harness environment 9863 if (ActivityManager.isRunningInTestHarness()) { 9864 return false; 9865 } 9866 if (ensureVerifyAppsEnabled) { 9867 return true; 9868 } 9869 // Check if the developer does not want package verification for ADB installs 9870 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9871 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9872 return false; 9873 } 9874 } 9875 9876 if (ensureVerifyAppsEnabled) { 9877 return true; 9878 } 9879 9880 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9881 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9882 } 9883 9884 @Override 9885 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9886 throws RemoteException { 9887 mContext.enforceCallingOrSelfPermission( 9888 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9889 "Only intentfilter verification agents can verify applications"); 9890 9891 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9892 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9893 Binder.getCallingUid(), verificationCode, failedDomains); 9894 msg.arg1 = id; 9895 msg.obj = response; 9896 mHandler.sendMessage(msg); 9897 } 9898 9899 @Override 9900 public int getIntentVerificationStatus(String packageName, int userId) { 9901 synchronized (mPackages) { 9902 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9903 } 9904 } 9905 9906 @Override 9907 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9908 mContext.enforceCallingOrSelfPermission( 9909 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9910 9911 boolean result = false; 9912 synchronized (mPackages) { 9913 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9914 } 9915 if (result) { 9916 scheduleWritePackageRestrictionsLocked(userId); 9917 } 9918 return result; 9919 } 9920 9921 @Override 9922 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9923 synchronized (mPackages) { 9924 return mSettings.getIntentFilterVerificationsLPr(packageName); 9925 } 9926 } 9927 9928 @Override 9929 public List<IntentFilter> getAllIntentFilters(String packageName) { 9930 if (TextUtils.isEmpty(packageName)) { 9931 return Collections.<IntentFilter>emptyList(); 9932 } 9933 synchronized (mPackages) { 9934 PackageParser.Package pkg = mPackages.get(packageName); 9935 if (pkg == null || pkg.activities == null) { 9936 return Collections.<IntentFilter>emptyList(); 9937 } 9938 final int count = pkg.activities.size(); 9939 ArrayList<IntentFilter> result = new ArrayList<>(); 9940 for (int n=0; n<count; n++) { 9941 PackageParser.Activity activity = pkg.activities.get(n); 9942 if (activity.intents != null || activity.intents.size() > 0) { 9943 result.addAll(activity.intents); 9944 } 9945 } 9946 return result; 9947 } 9948 } 9949 9950 @Override 9951 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9952 mContext.enforceCallingOrSelfPermission( 9953 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9954 9955 synchronized (mPackages) { 9956 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9957 if (packageName != null) { 9958 result |= updateIntentVerificationStatus(packageName, 9959 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9960 userId); 9961 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9962 packageName, userId); 9963 } 9964 return result; 9965 } 9966 } 9967 9968 @Override 9969 public String getDefaultBrowserPackageName(int userId) { 9970 synchronized (mPackages) { 9971 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9972 } 9973 } 9974 9975 /** 9976 * Get the "allow unknown sources" setting. 9977 * 9978 * @return the current "allow unknown sources" setting 9979 */ 9980 private int getUnknownSourcesSettings() { 9981 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9982 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9983 -1); 9984 } 9985 9986 @Override 9987 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9988 final int uid = Binder.getCallingUid(); 9989 // writer 9990 synchronized (mPackages) { 9991 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9992 if (targetPackageSetting == null) { 9993 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9994 } 9995 9996 PackageSetting installerPackageSetting; 9997 if (installerPackageName != null) { 9998 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9999 if (installerPackageSetting == null) { 10000 throw new IllegalArgumentException("Unknown installer package: " 10001 + installerPackageName); 10002 } 10003 } else { 10004 installerPackageSetting = null; 10005 } 10006 10007 Signature[] callerSignature; 10008 Object obj = mSettings.getUserIdLPr(uid); 10009 if (obj != null) { 10010 if (obj instanceof SharedUserSetting) { 10011 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10012 } else if (obj instanceof PackageSetting) { 10013 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10014 } else { 10015 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10016 } 10017 } else { 10018 throw new SecurityException("Unknown calling uid " + uid); 10019 } 10020 10021 // Verify: can't set installerPackageName to a package that is 10022 // not signed with the same cert as the caller. 10023 if (installerPackageSetting != null) { 10024 if (compareSignatures(callerSignature, 10025 installerPackageSetting.signatures.mSignatures) 10026 != PackageManager.SIGNATURE_MATCH) { 10027 throw new SecurityException( 10028 "Caller does not have same cert as new installer package " 10029 + installerPackageName); 10030 } 10031 } 10032 10033 // Verify: if target already has an installer package, it must 10034 // be signed with the same cert as the caller. 10035 if (targetPackageSetting.installerPackageName != null) { 10036 PackageSetting setting = mSettings.mPackages.get( 10037 targetPackageSetting.installerPackageName); 10038 // If the currently set package isn't valid, then it's always 10039 // okay to change it. 10040 if (setting != null) { 10041 if (compareSignatures(callerSignature, 10042 setting.signatures.mSignatures) 10043 != PackageManager.SIGNATURE_MATCH) { 10044 throw new SecurityException( 10045 "Caller does not have same cert as old installer package " 10046 + targetPackageSetting.installerPackageName); 10047 } 10048 } 10049 } 10050 10051 // Okay! 10052 targetPackageSetting.installerPackageName = installerPackageName; 10053 scheduleWriteSettingsLocked(); 10054 } 10055 } 10056 10057 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10058 // Queue up an async operation since the package installation may take a little while. 10059 mHandler.post(new Runnable() { 10060 public void run() { 10061 mHandler.removeCallbacks(this); 10062 // Result object to be returned 10063 PackageInstalledInfo res = new PackageInstalledInfo(); 10064 res.returnCode = currentStatus; 10065 res.uid = -1; 10066 res.pkg = null; 10067 res.removedInfo = new PackageRemovedInfo(); 10068 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10069 args.doPreInstall(res.returnCode); 10070 synchronized (mInstallLock) { 10071 installPackageLI(args, res); 10072 } 10073 args.doPostInstall(res.returnCode, res.uid); 10074 } 10075 10076 // A restore should be performed at this point if (a) the install 10077 // succeeded, (b) the operation is not an update, and (c) the new 10078 // package has not opted out of backup participation. 10079 final boolean update = res.removedInfo.removedPackage != null; 10080 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10081 boolean doRestore = !update 10082 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10083 10084 // Set up the post-install work request bookkeeping. This will be used 10085 // and cleaned up by the post-install event handling regardless of whether 10086 // there's a restore pass performed. Token values are >= 1. 10087 int token; 10088 if (mNextInstallToken < 0) mNextInstallToken = 1; 10089 token = mNextInstallToken++; 10090 10091 PostInstallData data = new PostInstallData(args, res); 10092 mRunningInstalls.put(token, data); 10093 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10094 10095 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10096 // Pass responsibility to the Backup Manager. It will perform a 10097 // restore if appropriate, then pass responsibility back to the 10098 // Package Manager to run the post-install observer callbacks 10099 // and broadcasts. 10100 IBackupManager bm = IBackupManager.Stub.asInterface( 10101 ServiceManager.getService(Context.BACKUP_SERVICE)); 10102 if (bm != null) { 10103 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10104 + " to BM for possible restore"); 10105 try { 10106 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10107 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10108 } else { 10109 doRestore = false; 10110 } 10111 } catch (RemoteException e) { 10112 // can't happen; the backup manager is local 10113 } catch (Exception e) { 10114 Slog.e(TAG, "Exception trying to enqueue restore", e); 10115 doRestore = false; 10116 } 10117 } else { 10118 Slog.e(TAG, "Backup Manager not found!"); 10119 doRestore = false; 10120 } 10121 } 10122 10123 if (!doRestore) { 10124 // No restore possible, or the Backup Manager was mysteriously not 10125 // available -- just fire the post-install work request directly. 10126 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10127 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10128 mHandler.sendMessage(msg); 10129 } 10130 } 10131 }); 10132 } 10133 10134 private abstract class HandlerParams { 10135 private static final int MAX_RETRIES = 4; 10136 10137 /** 10138 * Number of times startCopy() has been attempted and had a non-fatal 10139 * error. 10140 */ 10141 private int mRetries = 0; 10142 10143 /** User handle for the user requesting the information or installation. */ 10144 private final UserHandle mUser; 10145 10146 HandlerParams(UserHandle user) { 10147 mUser = user; 10148 } 10149 10150 UserHandle getUser() { 10151 return mUser; 10152 } 10153 10154 final boolean startCopy() { 10155 boolean res; 10156 try { 10157 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10158 10159 if (++mRetries > MAX_RETRIES) { 10160 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10161 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10162 handleServiceError(); 10163 return false; 10164 } else { 10165 handleStartCopy(); 10166 res = true; 10167 } 10168 } catch (RemoteException e) { 10169 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10170 mHandler.sendEmptyMessage(MCS_RECONNECT); 10171 res = false; 10172 } 10173 handleReturnCode(); 10174 return res; 10175 } 10176 10177 final void serviceError() { 10178 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10179 handleServiceError(); 10180 handleReturnCode(); 10181 } 10182 10183 abstract void handleStartCopy() throws RemoteException; 10184 abstract void handleServiceError(); 10185 abstract void handleReturnCode(); 10186 } 10187 10188 class MeasureParams extends HandlerParams { 10189 private final PackageStats mStats; 10190 private boolean mSuccess; 10191 10192 private final IPackageStatsObserver mObserver; 10193 10194 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10195 super(new UserHandle(stats.userHandle)); 10196 mObserver = observer; 10197 mStats = stats; 10198 } 10199 10200 @Override 10201 public String toString() { 10202 return "MeasureParams{" 10203 + Integer.toHexString(System.identityHashCode(this)) 10204 + " " + mStats.packageName + "}"; 10205 } 10206 10207 @Override 10208 void handleStartCopy() throws RemoteException { 10209 synchronized (mInstallLock) { 10210 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10211 } 10212 10213 if (mSuccess) { 10214 final boolean mounted; 10215 if (Environment.isExternalStorageEmulated()) { 10216 mounted = true; 10217 } else { 10218 final String status = Environment.getExternalStorageState(); 10219 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10220 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10221 } 10222 10223 if (mounted) { 10224 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10225 10226 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10227 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10228 10229 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10230 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10231 10232 // Always subtract cache size, since it's a subdirectory 10233 mStats.externalDataSize -= mStats.externalCacheSize; 10234 10235 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10236 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10237 10238 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10239 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10240 } 10241 } 10242 } 10243 10244 @Override 10245 void handleReturnCode() { 10246 if (mObserver != null) { 10247 try { 10248 mObserver.onGetStatsCompleted(mStats, mSuccess); 10249 } catch (RemoteException e) { 10250 Slog.i(TAG, "Observer no longer exists."); 10251 } 10252 } 10253 } 10254 10255 @Override 10256 void handleServiceError() { 10257 Slog.e(TAG, "Could not measure application " + mStats.packageName 10258 + " external storage"); 10259 } 10260 } 10261 10262 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10263 throws RemoteException { 10264 long result = 0; 10265 for (File path : paths) { 10266 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10267 } 10268 return result; 10269 } 10270 10271 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10272 for (File path : paths) { 10273 try { 10274 mcs.clearDirectory(path.getAbsolutePath()); 10275 } catch (RemoteException e) { 10276 } 10277 } 10278 } 10279 10280 static class OriginInfo { 10281 /** 10282 * Location where install is coming from, before it has been 10283 * copied/renamed into place. This could be a single monolithic APK 10284 * file, or a cluster directory. This location may be untrusted. 10285 */ 10286 final File file; 10287 final String cid; 10288 10289 /** 10290 * Flag indicating that {@link #file} or {@link #cid} has already been 10291 * staged, meaning downstream users don't need to defensively copy the 10292 * contents. 10293 */ 10294 final boolean staged; 10295 10296 /** 10297 * Flag indicating that {@link #file} or {@link #cid} is an already 10298 * installed app that is being moved. 10299 */ 10300 final boolean existing; 10301 10302 final String resolvedPath; 10303 final File resolvedFile; 10304 10305 static OriginInfo fromNothing() { 10306 return new OriginInfo(null, null, false, false); 10307 } 10308 10309 static OriginInfo fromUntrustedFile(File file) { 10310 return new OriginInfo(file, null, false, false); 10311 } 10312 10313 static OriginInfo fromExistingFile(File file) { 10314 return new OriginInfo(file, null, false, true); 10315 } 10316 10317 static OriginInfo fromStagedFile(File file) { 10318 return new OriginInfo(file, null, true, false); 10319 } 10320 10321 static OriginInfo fromStagedContainer(String cid) { 10322 return new OriginInfo(null, cid, true, false); 10323 } 10324 10325 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10326 this.file = file; 10327 this.cid = cid; 10328 this.staged = staged; 10329 this.existing = existing; 10330 10331 if (cid != null) { 10332 resolvedPath = PackageHelper.getSdDir(cid); 10333 resolvedFile = new File(resolvedPath); 10334 } else if (file != null) { 10335 resolvedPath = file.getAbsolutePath(); 10336 resolvedFile = file; 10337 } else { 10338 resolvedPath = null; 10339 resolvedFile = null; 10340 } 10341 } 10342 } 10343 10344 class MoveInfo { 10345 final int moveId; 10346 final String fromUuid; 10347 final String toUuid; 10348 final String packageName; 10349 final String dataAppName; 10350 final int appId; 10351 final String seinfo; 10352 10353 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10354 String dataAppName, int appId, String seinfo) { 10355 this.moveId = moveId; 10356 this.fromUuid = fromUuid; 10357 this.toUuid = toUuid; 10358 this.packageName = packageName; 10359 this.dataAppName = dataAppName; 10360 this.appId = appId; 10361 this.seinfo = seinfo; 10362 } 10363 } 10364 10365 class InstallParams extends HandlerParams { 10366 final OriginInfo origin; 10367 final MoveInfo move; 10368 final IPackageInstallObserver2 observer; 10369 int installFlags; 10370 final String installerPackageName; 10371 final String volumeUuid; 10372 final VerificationParams verificationParams; 10373 private InstallArgs mArgs; 10374 private int mRet; 10375 final String packageAbiOverride; 10376 final String[] grantedRuntimePermissions; 10377 10378 10379 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10380 int installFlags, String installerPackageName, String volumeUuid, 10381 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10382 String[] grantedPermissions) { 10383 super(user); 10384 this.origin = origin; 10385 this.move = move; 10386 this.observer = observer; 10387 this.installFlags = installFlags; 10388 this.installerPackageName = installerPackageName; 10389 this.volumeUuid = volumeUuid; 10390 this.verificationParams = verificationParams; 10391 this.packageAbiOverride = packageAbiOverride; 10392 this.grantedRuntimePermissions = grantedPermissions; 10393 } 10394 10395 @Override 10396 public String toString() { 10397 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10398 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10399 } 10400 10401 public ManifestDigest getManifestDigest() { 10402 if (verificationParams == null) { 10403 return null; 10404 } 10405 return verificationParams.getManifestDigest(); 10406 } 10407 10408 private int installLocationPolicy(PackageInfoLite pkgLite) { 10409 String packageName = pkgLite.packageName; 10410 int installLocation = pkgLite.installLocation; 10411 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10412 // reader 10413 synchronized (mPackages) { 10414 PackageParser.Package pkg = mPackages.get(packageName); 10415 if (pkg != null) { 10416 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10417 // Check for downgrading. 10418 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10419 try { 10420 checkDowngrade(pkg, pkgLite); 10421 } catch (PackageManagerException e) { 10422 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10423 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10424 } 10425 } 10426 // Check for updated system application. 10427 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10428 if (onSd) { 10429 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10430 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10431 } 10432 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10433 } else { 10434 if (onSd) { 10435 // Install flag overrides everything. 10436 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10437 } 10438 // If current upgrade specifies particular preference 10439 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10440 // Application explicitly specified internal. 10441 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10442 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10443 // App explictly prefers external. Let policy decide 10444 } else { 10445 // Prefer previous location 10446 if (isExternal(pkg)) { 10447 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10448 } 10449 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10450 } 10451 } 10452 } else { 10453 // Invalid install. Return error code 10454 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10455 } 10456 } 10457 } 10458 // All the special cases have been taken care of. 10459 // Return result based on recommended install location. 10460 if (onSd) { 10461 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10462 } 10463 return pkgLite.recommendedInstallLocation; 10464 } 10465 10466 /* 10467 * Invoke remote method to get package information and install 10468 * location values. Override install location based on default 10469 * policy if needed and then create install arguments based 10470 * on the install location. 10471 */ 10472 public void handleStartCopy() throws RemoteException { 10473 int ret = PackageManager.INSTALL_SUCCEEDED; 10474 10475 // If we're already staged, we've firmly committed to an install location 10476 if (origin.staged) { 10477 if (origin.file != null) { 10478 installFlags |= PackageManager.INSTALL_INTERNAL; 10479 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10480 } else if (origin.cid != null) { 10481 installFlags |= PackageManager.INSTALL_EXTERNAL; 10482 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10483 } else { 10484 throw new IllegalStateException("Invalid stage location"); 10485 } 10486 } 10487 10488 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10489 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10490 10491 PackageInfoLite pkgLite = null; 10492 10493 if (onInt && onSd) { 10494 // Check if both bits are set. 10495 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10496 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10497 } else { 10498 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10499 packageAbiOverride); 10500 10501 /* 10502 * If we have too little free space, try to free cache 10503 * before giving up. 10504 */ 10505 if (!origin.staged && pkgLite.recommendedInstallLocation 10506 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10507 // TODO: focus freeing disk space on the target device 10508 final StorageManager storage = StorageManager.from(mContext); 10509 final long lowThreshold = storage.getStorageLowBytes( 10510 Environment.getDataDirectory()); 10511 10512 final long sizeBytes = mContainerService.calculateInstalledSize( 10513 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10514 10515 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10516 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10517 installFlags, packageAbiOverride); 10518 } 10519 10520 /* 10521 * The cache free must have deleted the file we 10522 * downloaded to install. 10523 * 10524 * TODO: fix the "freeCache" call to not delete 10525 * the file we care about. 10526 */ 10527 if (pkgLite.recommendedInstallLocation 10528 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10529 pkgLite.recommendedInstallLocation 10530 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10531 } 10532 } 10533 } 10534 10535 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10536 int loc = pkgLite.recommendedInstallLocation; 10537 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10538 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10539 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10540 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10541 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10542 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10543 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10544 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10545 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10546 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10547 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10548 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10549 } else { 10550 // Override with defaults if needed. 10551 loc = installLocationPolicy(pkgLite); 10552 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10553 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10554 } else if (!onSd && !onInt) { 10555 // Override install location with flags 10556 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10557 // Set the flag to install on external media. 10558 installFlags |= PackageManager.INSTALL_EXTERNAL; 10559 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10560 } else { 10561 // Make sure the flag for installing on external 10562 // media is unset 10563 installFlags |= PackageManager.INSTALL_INTERNAL; 10564 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10565 } 10566 } 10567 } 10568 } 10569 10570 final InstallArgs args = createInstallArgs(this); 10571 mArgs = args; 10572 10573 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10574 /* 10575 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10576 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10577 */ 10578 int userIdentifier = getUser().getIdentifier(); 10579 if (userIdentifier == UserHandle.USER_ALL 10580 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10581 userIdentifier = UserHandle.USER_OWNER; 10582 } 10583 10584 /* 10585 * Determine if we have any installed package verifiers. If we 10586 * do, then we'll defer to them to verify the packages. 10587 */ 10588 final int requiredUid = mRequiredVerifierPackage == null ? -1 10589 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10590 if (!origin.existing && requiredUid != -1 10591 && isVerificationEnabled(userIdentifier, installFlags)) { 10592 final Intent verification = new Intent( 10593 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10594 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10595 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10596 PACKAGE_MIME_TYPE); 10597 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10598 10599 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10600 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10601 0 /* TODO: Which userId? */); 10602 10603 if (DEBUG_VERIFY) { 10604 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10605 + verification.toString() + " with " + pkgLite.verifiers.length 10606 + " optional verifiers"); 10607 } 10608 10609 final int verificationId = mPendingVerificationToken++; 10610 10611 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10612 10613 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10614 installerPackageName); 10615 10616 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10617 installFlags); 10618 10619 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10620 pkgLite.packageName); 10621 10622 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10623 pkgLite.versionCode); 10624 10625 if (verificationParams != null) { 10626 if (verificationParams.getVerificationURI() != null) { 10627 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10628 verificationParams.getVerificationURI()); 10629 } 10630 if (verificationParams.getOriginatingURI() != null) { 10631 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10632 verificationParams.getOriginatingURI()); 10633 } 10634 if (verificationParams.getReferrer() != null) { 10635 verification.putExtra(Intent.EXTRA_REFERRER, 10636 verificationParams.getReferrer()); 10637 } 10638 if (verificationParams.getOriginatingUid() >= 0) { 10639 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10640 verificationParams.getOriginatingUid()); 10641 } 10642 if (verificationParams.getInstallerUid() >= 0) { 10643 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10644 verificationParams.getInstallerUid()); 10645 } 10646 } 10647 10648 final PackageVerificationState verificationState = new PackageVerificationState( 10649 requiredUid, args); 10650 10651 mPendingVerification.append(verificationId, verificationState); 10652 10653 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10654 receivers, verificationState); 10655 10656 // Apps installed for "all" users use the device owner to verify the app 10657 UserHandle verifierUser = getUser(); 10658 if (verifierUser == UserHandle.ALL) { 10659 verifierUser = UserHandle.OWNER; 10660 } 10661 10662 /* 10663 * If any sufficient verifiers were listed in the package 10664 * manifest, attempt to ask them. 10665 */ 10666 if (sufficientVerifiers != null) { 10667 final int N = sufficientVerifiers.size(); 10668 if (N == 0) { 10669 Slog.i(TAG, "Additional verifiers required, but none installed."); 10670 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10671 } else { 10672 for (int i = 0; i < N; i++) { 10673 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10674 10675 final Intent sufficientIntent = new Intent(verification); 10676 sufficientIntent.setComponent(verifierComponent); 10677 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10678 } 10679 } 10680 } 10681 10682 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10683 mRequiredVerifierPackage, receivers); 10684 if (ret == PackageManager.INSTALL_SUCCEEDED 10685 && mRequiredVerifierPackage != null) { 10686 /* 10687 * Send the intent to the required verification agent, 10688 * but only start the verification timeout after the 10689 * target BroadcastReceivers have run. 10690 */ 10691 verification.setComponent(requiredVerifierComponent); 10692 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10693 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10694 new BroadcastReceiver() { 10695 @Override 10696 public void onReceive(Context context, Intent intent) { 10697 final Message msg = mHandler 10698 .obtainMessage(CHECK_PENDING_VERIFICATION); 10699 msg.arg1 = verificationId; 10700 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10701 } 10702 }, null, 0, null, null); 10703 10704 /* 10705 * We don't want the copy to proceed until verification 10706 * succeeds, so null out this field. 10707 */ 10708 mArgs = null; 10709 } 10710 } else { 10711 /* 10712 * No package verification is enabled, so immediately start 10713 * the remote call to initiate copy using temporary file. 10714 */ 10715 ret = args.copyApk(mContainerService, true); 10716 } 10717 } 10718 10719 mRet = ret; 10720 } 10721 10722 @Override 10723 void handleReturnCode() { 10724 // If mArgs is null, then MCS couldn't be reached. When it 10725 // reconnects, it will try again to install. At that point, this 10726 // will succeed. 10727 if (mArgs != null) { 10728 processPendingInstall(mArgs, mRet); 10729 } 10730 } 10731 10732 @Override 10733 void handleServiceError() { 10734 mArgs = createInstallArgs(this); 10735 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10736 } 10737 10738 public boolean isForwardLocked() { 10739 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10740 } 10741 } 10742 10743 /** 10744 * Used during creation of InstallArgs 10745 * 10746 * @param installFlags package installation flags 10747 * @return true if should be installed on external storage 10748 */ 10749 private static boolean installOnExternalAsec(int installFlags) { 10750 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10751 return false; 10752 } 10753 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10754 return true; 10755 } 10756 return false; 10757 } 10758 10759 /** 10760 * Used during creation of InstallArgs 10761 * 10762 * @param installFlags package installation flags 10763 * @return true if should be installed as forward locked 10764 */ 10765 private static boolean installForwardLocked(int installFlags) { 10766 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10767 } 10768 10769 private InstallArgs createInstallArgs(InstallParams params) { 10770 if (params.move != null) { 10771 return new MoveInstallArgs(params); 10772 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10773 return new AsecInstallArgs(params); 10774 } else { 10775 return new FileInstallArgs(params); 10776 } 10777 } 10778 10779 /** 10780 * Create args that describe an existing installed package. Typically used 10781 * when cleaning up old installs, or used as a move source. 10782 */ 10783 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10784 String resourcePath, String[] instructionSets) { 10785 final boolean isInAsec; 10786 if (installOnExternalAsec(installFlags)) { 10787 /* Apps on SD card are always in ASEC containers. */ 10788 isInAsec = true; 10789 } else if (installForwardLocked(installFlags) 10790 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10791 /* 10792 * Forward-locked apps are only in ASEC containers if they're the 10793 * new style 10794 */ 10795 isInAsec = true; 10796 } else { 10797 isInAsec = false; 10798 } 10799 10800 if (isInAsec) { 10801 return new AsecInstallArgs(codePath, instructionSets, 10802 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10803 } else { 10804 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10805 } 10806 } 10807 10808 static abstract class InstallArgs { 10809 /** @see InstallParams#origin */ 10810 final OriginInfo origin; 10811 /** @see InstallParams#move */ 10812 final MoveInfo move; 10813 10814 final IPackageInstallObserver2 observer; 10815 // Always refers to PackageManager flags only 10816 final int installFlags; 10817 final String installerPackageName; 10818 final String volumeUuid; 10819 final ManifestDigest manifestDigest; 10820 final UserHandle user; 10821 final String abiOverride; 10822 final String[] installGrantPermissions; 10823 10824 // The list of instruction sets supported by this app. This is currently 10825 // only used during the rmdex() phase to clean up resources. We can get rid of this 10826 // if we move dex files under the common app path. 10827 /* nullable */ String[] instructionSets; 10828 10829 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10830 int installFlags, String installerPackageName, String volumeUuid, 10831 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10832 String abiOverride, String[] installGrantPermissions) { 10833 this.origin = origin; 10834 this.move = move; 10835 this.installFlags = installFlags; 10836 this.observer = observer; 10837 this.installerPackageName = installerPackageName; 10838 this.volumeUuid = volumeUuid; 10839 this.manifestDigest = manifestDigest; 10840 this.user = user; 10841 this.instructionSets = instructionSets; 10842 this.abiOverride = abiOverride; 10843 this.installGrantPermissions = installGrantPermissions; 10844 } 10845 10846 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10847 abstract int doPreInstall(int status); 10848 10849 /** 10850 * Rename package into final resting place. All paths on the given 10851 * scanned package should be updated to reflect the rename. 10852 */ 10853 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10854 abstract int doPostInstall(int status, int uid); 10855 10856 /** @see PackageSettingBase#codePathString */ 10857 abstract String getCodePath(); 10858 /** @see PackageSettingBase#resourcePathString */ 10859 abstract String getResourcePath(); 10860 10861 // Need installer lock especially for dex file removal. 10862 abstract void cleanUpResourcesLI(); 10863 abstract boolean doPostDeleteLI(boolean delete); 10864 10865 /** 10866 * Called before the source arguments are copied. This is used mostly 10867 * for MoveParams when it needs to read the source file to put it in the 10868 * destination. 10869 */ 10870 int doPreCopy() { 10871 return PackageManager.INSTALL_SUCCEEDED; 10872 } 10873 10874 /** 10875 * Called after the source arguments are copied. This is used mostly for 10876 * MoveParams when it needs to read the source file to put it in the 10877 * destination. 10878 * 10879 * @return 10880 */ 10881 int doPostCopy(int uid) { 10882 return PackageManager.INSTALL_SUCCEEDED; 10883 } 10884 10885 protected boolean isFwdLocked() { 10886 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10887 } 10888 10889 protected boolean isExternalAsec() { 10890 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10891 } 10892 10893 UserHandle getUser() { 10894 return user; 10895 } 10896 } 10897 10898 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10899 if (!allCodePaths.isEmpty()) { 10900 if (instructionSets == null) { 10901 throw new IllegalStateException("instructionSet == null"); 10902 } 10903 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10904 for (String codePath : allCodePaths) { 10905 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10906 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10907 if (retCode < 0) { 10908 Slog.w(TAG, "Couldn't remove dex file for package: " 10909 + " at location " + codePath + ", retcode=" + retCode); 10910 // we don't consider this to be a failure of the core package deletion 10911 } 10912 } 10913 } 10914 } 10915 } 10916 10917 /** 10918 * Logic to handle installation of non-ASEC applications, including copying 10919 * and renaming logic. 10920 */ 10921 class FileInstallArgs extends InstallArgs { 10922 private File codeFile; 10923 private File resourceFile; 10924 10925 // Example topology: 10926 // /data/app/com.example/base.apk 10927 // /data/app/com.example/split_foo.apk 10928 // /data/app/com.example/lib/arm/libfoo.so 10929 // /data/app/com.example/lib/arm64/libfoo.so 10930 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10931 10932 /** New install */ 10933 FileInstallArgs(InstallParams params) { 10934 super(params.origin, params.move, params.observer, params.installFlags, 10935 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10936 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10937 params.grantedRuntimePermissions); 10938 if (isFwdLocked()) { 10939 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10940 } 10941 } 10942 10943 /** Existing install */ 10944 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10945 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10946 null, null); 10947 this.codeFile = (codePath != null) ? new File(codePath) : null; 10948 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10949 } 10950 10951 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10952 if (origin.staged) { 10953 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10954 codeFile = origin.file; 10955 resourceFile = origin.file; 10956 return PackageManager.INSTALL_SUCCEEDED; 10957 } 10958 10959 try { 10960 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10961 codeFile = tempDir; 10962 resourceFile = tempDir; 10963 } catch (IOException e) { 10964 Slog.w(TAG, "Failed to create copy file: " + e); 10965 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10966 } 10967 10968 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10969 @Override 10970 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10971 if (!FileUtils.isValidExtFilename(name)) { 10972 throw new IllegalArgumentException("Invalid filename: " + name); 10973 } 10974 try { 10975 final File file = new File(codeFile, name); 10976 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10977 O_RDWR | O_CREAT, 0644); 10978 Os.chmod(file.getAbsolutePath(), 0644); 10979 return new ParcelFileDescriptor(fd); 10980 } catch (ErrnoException e) { 10981 throw new RemoteException("Failed to open: " + e.getMessage()); 10982 } 10983 } 10984 }; 10985 10986 int ret = PackageManager.INSTALL_SUCCEEDED; 10987 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10988 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10989 Slog.e(TAG, "Failed to copy package"); 10990 return ret; 10991 } 10992 10993 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10994 NativeLibraryHelper.Handle handle = null; 10995 try { 10996 handle = NativeLibraryHelper.Handle.create(codeFile); 10997 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10998 abiOverride); 10999 } catch (IOException e) { 11000 Slog.e(TAG, "Copying native libraries failed", e); 11001 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11002 } finally { 11003 IoUtils.closeQuietly(handle); 11004 } 11005 11006 return ret; 11007 } 11008 11009 int doPreInstall(int status) { 11010 if (status != PackageManager.INSTALL_SUCCEEDED) { 11011 cleanUp(); 11012 } 11013 return status; 11014 } 11015 11016 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11017 if (status != PackageManager.INSTALL_SUCCEEDED) { 11018 cleanUp(); 11019 return false; 11020 } 11021 11022 final File targetDir = codeFile.getParentFile(); 11023 final File beforeCodeFile = codeFile; 11024 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11025 11026 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11027 try { 11028 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11029 } catch (ErrnoException e) { 11030 Slog.w(TAG, "Failed to rename", e); 11031 return false; 11032 } 11033 11034 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11035 Slog.w(TAG, "Failed to restorecon"); 11036 return false; 11037 } 11038 11039 // Reflect the rename internally 11040 codeFile = afterCodeFile; 11041 resourceFile = afterCodeFile; 11042 11043 // Reflect the rename in scanned details 11044 pkg.codePath = afterCodeFile.getAbsolutePath(); 11045 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11046 pkg.baseCodePath); 11047 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11048 pkg.splitCodePaths); 11049 11050 // Reflect the rename in app info 11051 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11052 pkg.applicationInfo.setCodePath(pkg.codePath); 11053 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11054 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11055 pkg.applicationInfo.setResourcePath(pkg.codePath); 11056 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11057 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11058 11059 return true; 11060 } 11061 11062 int doPostInstall(int status, int uid) { 11063 if (status != PackageManager.INSTALL_SUCCEEDED) { 11064 cleanUp(); 11065 } 11066 return status; 11067 } 11068 11069 @Override 11070 String getCodePath() { 11071 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11072 } 11073 11074 @Override 11075 String getResourcePath() { 11076 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11077 } 11078 11079 private boolean cleanUp() { 11080 if (codeFile == null || !codeFile.exists()) { 11081 return false; 11082 } 11083 11084 if (codeFile.isDirectory()) { 11085 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11086 } else { 11087 codeFile.delete(); 11088 } 11089 11090 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11091 resourceFile.delete(); 11092 } 11093 11094 return true; 11095 } 11096 11097 void cleanUpResourcesLI() { 11098 // Try enumerating all code paths before deleting 11099 List<String> allCodePaths = Collections.EMPTY_LIST; 11100 if (codeFile != null && codeFile.exists()) { 11101 try { 11102 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11103 allCodePaths = pkg.getAllCodePaths(); 11104 } catch (PackageParserException e) { 11105 // Ignored; we tried our best 11106 } 11107 } 11108 11109 cleanUp(); 11110 removeDexFiles(allCodePaths, instructionSets); 11111 } 11112 11113 boolean doPostDeleteLI(boolean delete) { 11114 // XXX err, shouldn't we respect the delete flag? 11115 cleanUpResourcesLI(); 11116 return true; 11117 } 11118 } 11119 11120 private boolean isAsecExternal(String cid) { 11121 final String asecPath = PackageHelper.getSdFilesystem(cid); 11122 return !asecPath.startsWith(mAsecInternalPath); 11123 } 11124 11125 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11126 PackageManagerException { 11127 if (copyRet < 0) { 11128 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11129 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11130 throw new PackageManagerException(copyRet, message); 11131 } 11132 } 11133 } 11134 11135 /** 11136 * Extract the MountService "container ID" from the full code path of an 11137 * .apk. 11138 */ 11139 static String cidFromCodePath(String fullCodePath) { 11140 int eidx = fullCodePath.lastIndexOf("/"); 11141 String subStr1 = fullCodePath.substring(0, eidx); 11142 int sidx = subStr1.lastIndexOf("/"); 11143 return subStr1.substring(sidx+1, eidx); 11144 } 11145 11146 /** 11147 * Logic to handle installation of ASEC applications, including copying and 11148 * renaming logic. 11149 */ 11150 class AsecInstallArgs extends InstallArgs { 11151 static final String RES_FILE_NAME = "pkg.apk"; 11152 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11153 11154 String cid; 11155 String packagePath; 11156 String resourcePath; 11157 11158 /** New install */ 11159 AsecInstallArgs(InstallParams params) { 11160 super(params.origin, params.move, params.observer, params.installFlags, 11161 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11162 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11163 params.grantedRuntimePermissions); 11164 } 11165 11166 /** Existing install */ 11167 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11168 boolean isExternal, boolean isForwardLocked) { 11169 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11170 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11171 instructionSets, null, null); 11172 // Hackily pretend we're still looking at a full code path 11173 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11174 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11175 } 11176 11177 // Extract cid from fullCodePath 11178 int eidx = fullCodePath.lastIndexOf("/"); 11179 String subStr1 = fullCodePath.substring(0, eidx); 11180 int sidx = subStr1.lastIndexOf("/"); 11181 cid = subStr1.substring(sidx+1, eidx); 11182 setMountPath(subStr1); 11183 } 11184 11185 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11186 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11187 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11188 instructionSets, null, null); 11189 this.cid = cid; 11190 setMountPath(PackageHelper.getSdDir(cid)); 11191 } 11192 11193 void createCopyFile() { 11194 cid = mInstallerService.allocateExternalStageCidLegacy(); 11195 } 11196 11197 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11198 if (origin.staged) { 11199 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11200 cid = origin.cid; 11201 setMountPath(PackageHelper.getSdDir(cid)); 11202 return PackageManager.INSTALL_SUCCEEDED; 11203 } 11204 11205 if (temp) { 11206 createCopyFile(); 11207 } else { 11208 /* 11209 * Pre-emptively destroy the container since it's destroyed if 11210 * copying fails due to it existing anyway. 11211 */ 11212 PackageHelper.destroySdDir(cid); 11213 } 11214 11215 final String newMountPath = imcs.copyPackageToContainer( 11216 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11217 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11218 11219 if (newMountPath != null) { 11220 setMountPath(newMountPath); 11221 return PackageManager.INSTALL_SUCCEEDED; 11222 } else { 11223 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11224 } 11225 } 11226 11227 @Override 11228 String getCodePath() { 11229 return packagePath; 11230 } 11231 11232 @Override 11233 String getResourcePath() { 11234 return resourcePath; 11235 } 11236 11237 int doPreInstall(int status) { 11238 if (status != PackageManager.INSTALL_SUCCEEDED) { 11239 // Destroy container 11240 PackageHelper.destroySdDir(cid); 11241 } else { 11242 boolean mounted = PackageHelper.isContainerMounted(cid); 11243 if (!mounted) { 11244 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11245 Process.SYSTEM_UID); 11246 if (newMountPath != null) { 11247 setMountPath(newMountPath); 11248 } else { 11249 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11250 } 11251 } 11252 } 11253 return status; 11254 } 11255 11256 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11257 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11258 String newMountPath = null; 11259 if (PackageHelper.isContainerMounted(cid)) { 11260 // Unmount the container 11261 if (!PackageHelper.unMountSdDir(cid)) { 11262 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11263 return false; 11264 } 11265 } 11266 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11267 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11268 " which might be stale. Will try to clean up."); 11269 // Clean up the stale container and proceed to recreate. 11270 if (!PackageHelper.destroySdDir(newCacheId)) { 11271 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11272 return false; 11273 } 11274 // Successfully cleaned up stale container. Try to rename again. 11275 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11276 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11277 + " inspite of cleaning it up."); 11278 return false; 11279 } 11280 } 11281 if (!PackageHelper.isContainerMounted(newCacheId)) { 11282 Slog.w(TAG, "Mounting container " + newCacheId); 11283 newMountPath = PackageHelper.mountSdDir(newCacheId, 11284 getEncryptKey(), Process.SYSTEM_UID); 11285 } else { 11286 newMountPath = PackageHelper.getSdDir(newCacheId); 11287 } 11288 if (newMountPath == null) { 11289 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11290 return false; 11291 } 11292 Log.i(TAG, "Succesfully renamed " + cid + 11293 " to " + newCacheId + 11294 " at new path: " + newMountPath); 11295 cid = newCacheId; 11296 11297 final File beforeCodeFile = new File(packagePath); 11298 setMountPath(newMountPath); 11299 final File afterCodeFile = new File(packagePath); 11300 11301 // Reflect the rename in scanned details 11302 pkg.codePath = afterCodeFile.getAbsolutePath(); 11303 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11304 pkg.baseCodePath); 11305 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11306 pkg.splitCodePaths); 11307 11308 // Reflect the rename in app info 11309 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11310 pkg.applicationInfo.setCodePath(pkg.codePath); 11311 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11312 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11313 pkg.applicationInfo.setResourcePath(pkg.codePath); 11314 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11315 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11316 11317 return true; 11318 } 11319 11320 private void setMountPath(String mountPath) { 11321 final File mountFile = new File(mountPath); 11322 11323 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11324 if (monolithicFile.exists()) { 11325 packagePath = monolithicFile.getAbsolutePath(); 11326 if (isFwdLocked()) { 11327 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11328 } else { 11329 resourcePath = packagePath; 11330 } 11331 } else { 11332 packagePath = mountFile.getAbsolutePath(); 11333 resourcePath = packagePath; 11334 } 11335 } 11336 11337 int doPostInstall(int status, int uid) { 11338 if (status != PackageManager.INSTALL_SUCCEEDED) { 11339 cleanUp(); 11340 } else { 11341 final int groupOwner; 11342 final String protectedFile; 11343 if (isFwdLocked()) { 11344 groupOwner = UserHandle.getSharedAppGid(uid); 11345 protectedFile = RES_FILE_NAME; 11346 } else { 11347 groupOwner = -1; 11348 protectedFile = null; 11349 } 11350 11351 if (uid < Process.FIRST_APPLICATION_UID 11352 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11353 Slog.e(TAG, "Failed to finalize " + cid); 11354 PackageHelper.destroySdDir(cid); 11355 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11356 } 11357 11358 boolean mounted = PackageHelper.isContainerMounted(cid); 11359 if (!mounted) { 11360 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11361 } 11362 } 11363 return status; 11364 } 11365 11366 private void cleanUp() { 11367 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11368 11369 // Destroy secure container 11370 PackageHelper.destroySdDir(cid); 11371 } 11372 11373 private List<String> getAllCodePaths() { 11374 final File codeFile = new File(getCodePath()); 11375 if (codeFile != null && codeFile.exists()) { 11376 try { 11377 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11378 return pkg.getAllCodePaths(); 11379 } catch (PackageParserException e) { 11380 // Ignored; we tried our best 11381 } 11382 } 11383 return Collections.EMPTY_LIST; 11384 } 11385 11386 void cleanUpResourcesLI() { 11387 // Enumerate all code paths before deleting 11388 cleanUpResourcesLI(getAllCodePaths()); 11389 } 11390 11391 private void cleanUpResourcesLI(List<String> allCodePaths) { 11392 cleanUp(); 11393 removeDexFiles(allCodePaths, instructionSets); 11394 } 11395 11396 String getPackageName() { 11397 return getAsecPackageName(cid); 11398 } 11399 11400 boolean doPostDeleteLI(boolean delete) { 11401 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11402 final List<String> allCodePaths = getAllCodePaths(); 11403 boolean mounted = PackageHelper.isContainerMounted(cid); 11404 if (mounted) { 11405 // Unmount first 11406 if (PackageHelper.unMountSdDir(cid)) { 11407 mounted = false; 11408 } 11409 } 11410 if (!mounted && delete) { 11411 cleanUpResourcesLI(allCodePaths); 11412 } 11413 return !mounted; 11414 } 11415 11416 @Override 11417 int doPreCopy() { 11418 if (isFwdLocked()) { 11419 if (!PackageHelper.fixSdPermissions(cid, 11420 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11421 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11422 } 11423 } 11424 11425 return PackageManager.INSTALL_SUCCEEDED; 11426 } 11427 11428 @Override 11429 int doPostCopy(int uid) { 11430 if (isFwdLocked()) { 11431 if (uid < Process.FIRST_APPLICATION_UID 11432 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11433 RES_FILE_NAME)) { 11434 Slog.e(TAG, "Failed to finalize " + cid); 11435 PackageHelper.destroySdDir(cid); 11436 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11437 } 11438 } 11439 11440 return PackageManager.INSTALL_SUCCEEDED; 11441 } 11442 } 11443 11444 /** 11445 * Logic to handle movement of existing installed applications. 11446 */ 11447 class MoveInstallArgs extends InstallArgs { 11448 private File codeFile; 11449 private File resourceFile; 11450 11451 /** New install */ 11452 MoveInstallArgs(InstallParams params) { 11453 super(params.origin, params.move, params.observer, params.installFlags, 11454 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11455 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11456 params.grantedRuntimePermissions); 11457 } 11458 11459 int copyApk(IMediaContainerService imcs, boolean temp) { 11460 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11461 + move.fromUuid + " to " + move.toUuid); 11462 synchronized (mInstaller) { 11463 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11464 move.dataAppName, move.appId, move.seinfo) != 0) { 11465 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11466 } 11467 } 11468 11469 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11470 resourceFile = codeFile; 11471 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11472 11473 return PackageManager.INSTALL_SUCCEEDED; 11474 } 11475 11476 int doPreInstall(int status) { 11477 if (status != PackageManager.INSTALL_SUCCEEDED) { 11478 cleanUp(move.toUuid); 11479 } 11480 return status; 11481 } 11482 11483 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11484 if (status != PackageManager.INSTALL_SUCCEEDED) { 11485 cleanUp(move.toUuid); 11486 return false; 11487 } 11488 11489 // Reflect the move in app info 11490 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11491 pkg.applicationInfo.setCodePath(pkg.codePath); 11492 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11493 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11494 pkg.applicationInfo.setResourcePath(pkg.codePath); 11495 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11496 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11497 11498 return true; 11499 } 11500 11501 int doPostInstall(int status, int uid) { 11502 if (status == PackageManager.INSTALL_SUCCEEDED) { 11503 cleanUp(move.fromUuid); 11504 } else { 11505 cleanUp(move.toUuid); 11506 } 11507 return status; 11508 } 11509 11510 @Override 11511 String getCodePath() { 11512 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11513 } 11514 11515 @Override 11516 String getResourcePath() { 11517 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11518 } 11519 11520 private boolean cleanUp(String volumeUuid) { 11521 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11522 move.dataAppName); 11523 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11524 synchronized (mInstallLock) { 11525 // Clean up both app data and code 11526 removeDataDirsLI(volumeUuid, move.packageName); 11527 if (codeFile.isDirectory()) { 11528 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11529 } else { 11530 codeFile.delete(); 11531 } 11532 } 11533 return true; 11534 } 11535 11536 void cleanUpResourcesLI() { 11537 throw new UnsupportedOperationException(); 11538 } 11539 11540 boolean doPostDeleteLI(boolean delete) { 11541 throw new UnsupportedOperationException(); 11542 } 11543 } 11544 11545 static String getAsecPackageName(String packageCid) { 11546 int idx = packageCid.lastIndexOf("-"); 11547 if (idx == -1) { 11548 return packageCid; 11549 } 11550 return packageCid.substring(0, idx); 11551 } 11552 11553 // Utility method used to create code paths based on package name and available index. 11554 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11555 String idxStr = ""; 11556 int idx = 1; 11557 // Fall back to default value of idx=1 if prefix is not 11558 // part of oldCodePath 11559 if (oldCodePath != null) { 11560 String subStr = oldCodePath; 11561 // Drop the suffix right away 11562 if (suffix != null && subStr.endsWith(suffix)) { 11563 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11564 } 11565 // If oldCodePath already contains prefix find out the 11566 // ending index to either increment or decrement. 11567 int sidx = subStr.lastIndexOf(prefix); 11568 if (sidx != -1) { 11569 subStr = subStr.substring(sidx + prefix.length()); 11570 if (subStr != null) { 11571 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11572 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11573 } 11574 try { 11575 idx = Integer.parseInt(subStr); 11576 if (idx <= 1) { 11577 idx++; 11578 } else { 11579 idx--; 11580 } 11581 } catch(NumberFormatException e) { 11582 } 11583 } 11584 } 11585 } 11586 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11587 return prefix + idxStr; 11588 } 11589 11590 private File getNextCodePath(File targetDir, String packageName) { 11591 int suffix = 1; 11592 File result; 11593 do { 11594 result = new File(targetDir, packageName + "-" + suffix); 11595 suffix++; 11596 } while (result.exists()); 11597 return result; 11598 } 11599 11600 // Utility method that returns the relative package path with respect 11601 // to the installation directory. Like say for /data/data/com.test-1.apk 11602 // string com.test-1 is returned. 11603 static String deriveCodePathName(String codePath) { 11604 if (codePath == null) { 11605 return null; 11606 } 11607 final File codeFile = new File(codePath); 11608 final String name = codeFile.getName(); 11609 if (codeFile.isDirectory()) { 11610 return name; 11611 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11612 final int lastDot = name.lastIndexOf('.'); 11613 return name.substring(0, lastDot); 11614 } else { 11615 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11616 return null; 11617 } 11618 } 11619 11620 class PackageInstalledInfo { 11621 String name; 11622 int uid; 11623 // The set of users that originally had this package installed. 11624 int[] origUsers; 11625 // The set of users that now have this package installed. 11626 int[] newUsers; 11627 PackageParser.Package pkg; 11628 int returnCode; 11629 String returnMsg; 11630 PackageRemovedInfo removedInfo; 11631 11632 public void setError(int code, String msg) { 11633 returnCode = code; 11634 returnMsg = msg; 11635 Slog.w(TAG, msg); 11636 } 11637 11638 public void setError(String msg, PackageParserException e) { 11639 returnCode = e.error; 11640 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11641 Slog.w(TAG, msg, e); 11642 } 11643 11644 public void setError(String msg, PackageManagerException e) { 11645 returnCode = e.error; 11646 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11647 Slog.w(TAG, msg, e); 11648 } 11649 11650 // In some error cases we want to convey more info back to the observer 11651 String origPackage; 11652 String origPermission; 11653 } 11654 11655 /* 11656 * Install a non-existing package. 11657 */ 11658 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11659 UserHandle user, String installerPackageName, String volumeUuid, 11660 PackageInstalledInfo res) { 11661 // Remember this for later, in case we need to rollback this install 11662 String pkgName = pkg.packageName; 11663 11664 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11665 final boolean dataDirExists = Environment 11666 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11667 synchronized(mPackages) { 11668 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11669 // A package with the same name is already installed, though 11670 // it has been renamed to an older name. The package we 11671 // are trying to install should be installed as an update to 11672 // the existing one, but that has not been requested, so bail. 11673 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11674 + " without first uninstalling package running as " 11675 + mSettings.mRenamedPackages.get(pkgName)); 11676 return; 11677 } 11678 if (mPackages.containsKey(pkgName)) { 11679 // Don't allow installation over an existing package with the same name. 11680 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11681 + " without first uninstalling."); 11682 return; 11683 } 11684 } 11685 11686 try { 11687 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11688 System.currentTimeMillis(), user); 11689 11690 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11691 // delete the partially installed application. the data directory will have to be 11692 // restored if it was already existing 11693 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11694 // remove package from internal structures. Note that we want deletePackageX to 11695 // delete the package data and cache directories that it created in 11696 // scanPackageLocked, unless those directories existed before we even tried to 11697 // install. 11698 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11699 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11700 res.removedInfo, true); 11701 } 11702 11703 } catch (PackageManagerException e) { 11704 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11705 } 11706 } 11707 11708 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11709 // Can't rotate keys during boot or if sharedUser. 11710 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11711 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11712 return false; 11713 } 11714 // app is using upgradeKeySets; make sure all are valid 11715 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11716 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11717 for (int i = 0; i < upgradeKeySets.length; i++) { 11718 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11719 Slog.wtf(TAG, "Package " 11720 + (oldPs.name != null ? oldPs.name : "<null>") 11721 + " contains upgrade-key-set reference to unknown key-set: " 11722 + upgradeKeySets[i] 11723 + " reverting to signatures check."); 11724 return false; 11725 } 11726 } 11727 return true; 11728 } 11729 11730 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11731 // Upgrade keysets are being used. Determine if new package has a superset of the 11732 // required keys. 11733 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11734 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11735 for (int i = 0; i < upgradeKeySets.length; i++) { 11736 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11737 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11738 return true; 11739 } 11740 } 11741 return false; 11742 } 11743 11744 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11745 UserHandle user, String installerPackageName, String volumeUuid, 11746 PackageInstalledInfo res) { 11747 final PackageParser.Package oldPackage; 11748 final String pkgName = pkg.packageName; 11749 final int[] allUsers; 11750 final boolean[] perUserInstalled; 11751 final boolean weFroze; 11752 11753 // First find the old package info and check signatures 11754 synchronized(mPackages) { 11755 oldPackage = mPackages.get(pkgName); 11756 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11757 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11758 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11759 if(!checkUpgradeKeySetLP(ps, pkg)) { 11760 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11761 "New package not signed by keys specified by upgrade-keysets: " 11762 + pkgName); 11763 return; 11764 } 11765 } else { 11766 // default to original signature matching 11767 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11768 != PackageManager.SIGNATURE_MATCH) { 11769 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11770 "New package has a different signature: " + pkgName); 11771 return; 11772 } 11773 } 11774 11775 // In case of rollback, remember per-user/profile install state 11776 allUsers = sUserManager.getUserIds(); 11777 perUserInstalled = new boolean[allUsers.length]; 11778 for (int i = 0; i < allUsers.length; i++) { 11779 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11780 } 11781 11782 // Mark the app as frozen to prevent launching during the upgrade 11783 // process, and then kill all running instances 11784 if (!ps.frozen) { 11785 ps.frozen = true; 11786 weFroze = true; 11787 } else { 11788 weFroze = false; 11789 } 11790 } 11791 11792 // Now that we're guarded by frozen state, kill app during upgrade 11793 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11794 11795 try { 11796 boolean sysPkg = (isSystemApp(oldPackage)); 11797 if (sysPkg) { 11798 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11799 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11800 } else { 11801 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11802 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11803 } 11804 } finally { 11805 // Regardless of success or failure of upgrade steps above, always 11806 // unfreeze the package if we froze it 11807 if (weFroze) { 11808 unfreezePackage(pkgName); 11809 } 11810 } 11811 } 11812 11813 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11814 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11815 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11816 String volumeUuid, PackageInstalledInfo res) { 11817 String pkgName = deletedPackage.packageName; 11818 boolean deletedPkg = true; 11819 boolean updatedSettings = false; 11820 11821 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11822 + deletedPackage); 11823 long origUpdateTime; 11824 if (pkg.mExtras != null) { 11825 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11826 } else { 11827 origUpdateTime = 0; 11828 } 11829 11830 // First delete the existing package while retaining the data directory 11831 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11832 res.removedInfo, true)) { 11833 // If the existing package wasn't successfully deleted 11834 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11835 deletedPkg = false; 11836 } else { 11837 // Successfully deleted the old package; proceed with replace. 11838 11839 // If deleted package lived in a container, give users a chance to 11840 // relinquish resources before killing. 11841 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11842 if (DEBUG_INSTALL) { 11843 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11844 } 11845 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11846 final ArrayList<String> pkgList = new ArrayList<String>(1); 11847 pkgList.add(deletedPackage.applicationInfo.packageName); 11848 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11849 } 11850 11851 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11852 try { 11853 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11854 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11855 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11856 perUserInstalled, res, user); 11857 updatedSettings = true; 11858 } catch (PackageManagerException e) { 11859 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11860 } 11861 } 11862 11863 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11864 // remove package from internal structures. Note that we want deletePackageX to 11865 // delete the package data and cache directories that it created in 11866 // scanPackageLocked, unless those directories existed before we even tried to 11867 // install. 11868 if(updatedSettings) { 11869 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11870 deletePackageLI( 11871 pkgName, null, true, allUsers, perUserInstalled, 11872 PackageManager.DELETE_KEEP_DATA, 11873 res.removedInfo, true); 11874 } 11875 // Since we failed to install the new package we need to restore the old 11876 // package that we deleted. 11877 if (deletedPkg) { 11878 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11879 File restoreFile = new File(deletedPackage.codePath); 11880 // Parse old package 11881 boolean oldExternal = isExternal(deletedPackage); 11882 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11883 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11884 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11885 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11886 try { 11887 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11888 } catch (PackageManagerException e) { 11889 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11890 + e.getMessage()); 11891 return; 11892 } 11893 // Restore of old package succeeded. Update permissions. 11894 // writer 11895 synchronized (mPackages) { 11896 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11897 UPDATE_PERMISSIONS_ALL); 11898 // can downgrade to reader 11899 mSettings.writeLPr(); 11900 } 11901 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11902 } 11903 } 11904 } 11905 11906 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11907 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11908 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11909 String volumeUuid, PackageInstalledInfo res) { 11910 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11911 + ", old=" + deletedPackage); 11912 boolean disabledSystem = false; 11913 boolean updatedSettings = false; 11914 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11915 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11916 != 0) { 11917 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11918 } 11919 String packageName = deletedPackage.packageName; 11920 if (packageName == null) { 11921 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11922 "Attempt to delete null packageName."); 11923 return; 11924 } 11925 PackageParser.Package oldPkg; 11926 PackageSetting oldPkgSetting; 11927 // reader 11928 synchronized (mPackages) { 11929 oldPkg = mPackages.get(packageName); 11930 oldPkgSetting = mSettings.mPackages.get(packageName); 11931 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11932 (oldPkgSetting == null)) { 11933 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11934 "Couldn't find package:" + packageName + " information"); 11935 return; 11936 } 11937 } 11938 11939 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11940 res.removedInfo.removedPackage = packageName; 11941 // Remove existing system package 11942 removePackageLI(oldPkgSetting, true); 11943 // writer 11944 synchronized (mPackages) { 11945 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11946 if (!disabledSystem && deletedPackage != null) { 11947 // We didn't need to disable the .apk as a current system package, 11948 // which means we are replacing another update that is already 11949 // installed. We need to make sure to delete the older one's .apk. 11950 res.removedInfo.args = createInstallArgsForExisting(0, 11951 deletedPackage.applicationInfo.getCodePath(), 11952 deletedPackage.applicationInfo.getResourcePath(), 11953 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11954 } else { 11955 res.removedInfo.args = null; 11956 } 11957 } 11958 11959 // Successfully disabled the old package. Now proceed with re-installation 11960 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11961 11962 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11963 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11964 11965 PackageParser.Package newPackage = null; 11966 try { 11967 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11968 if (newPackage.mExtras != null) { 11969 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11970 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11971 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11972 11973 // is the update attempting to change shared user? that isn't going to work... 11974 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11975 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11976 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11977 + " to " + newPkgSetting.sharedUser); 11978 updatedSettings = true; 11979 } 11980 } 11981 11982 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11983 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11984 perUserInstalled, res, user); 11985 updatedSettings = true; 11986 } 11987 11988 } catch (PackageManagerException e) { 11989 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11990 } 11991 11992 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11993 // Re installation failed. Restore old information 11994 // Remove new pkg information 11995 if (newPackage != null) { 11996 removeInstalledPackageLI(newPackage, true); 11997 } 11998 // Add back the old system package 11999 try { 12000 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12001 } catch (PackageManagerException e) { 12002 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12003 } 12004 // Restore the old system information in Settings 12005 synchronized (mPackages) { 12006 if (disabledSystem) { 12007 mSettings.enableSystemPackageLPw(packageName); 12008 } 12009 if (updatedSettings) { 12010 mSettings.setInstallerPackageName(packageName, 12011 oldPkgSetting.installerPackageName); 12012 } 12013 mSettings.writeLPr(); 12014 } 12015 } 12016 } 12017 12018 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12019 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12020 UserHandle user) { 12021 String pkgName = newPackage.packageName; 12022 synchronized (mPackages) { 12023 //write settings. the installStatus will be incomplete at this stage. 12024 //note that the new package setting would have already been 12025 //added to mPackages. It hasn't been persisted yet. 12026 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12027 mSettings.writeLPr(); 12028 } 12029 12030 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12031 12032 synchronized (mPackages) { 12033 updatePermissionsLPw(newPackage.packageName, newPackage, 12034 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12035 ? UPDATE_PERMISSIONS_ALL : 0)); 12036 // For system-bundled packages, we assume that installing an upgraded version 12037 // of the package implies that the user actually wants to run that new code, 12038 // so we enable the package. 12039 PackageSetting ps = mSettings.mPackages.get(pkgName); 12040 if (ps != null) { 12041 if (isSystemApp(newPackage)) { 12042 // NB: implicit assumption that system package upgrades apply to all users 12043 if (DEBUG_INSTALL) { 12044 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12045 } 12046 if (res.origUsers != null) { 12047 for (int userHandle : res.origUsers) { 12048 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12049 userHandle, installerPackageName); 12050 } 12051 } 12052 // Also convey the prior install/uninstall state 12053 if (allUsers != null && perUserInstalled != null) { 12054 for (int i = 0; i < allUsers.length; i++) { 12055 if (DEBUG_INSTALL) { 12056 Slog.d(TAG, " user " + allUsers[i] 12057 + " => " + perUserInstalled[i]); 12058 } 12059 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12060 } 12061 // these install state changes will be persisted in the 12062 // upcoming call to mSettings.writeLPr(). 12063 } 12064 } 12065 // It's implied that when a user requests installation, they want the app to be 12066 // installed and enabled. 12067 int userId = user.getIdentifier(); 12068 if (userId != UserHandle.USER_ALL) { 12069 ps.setInstalled(true, userId); 12070 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12071 } 12072 } 12073 res.name = pkgName; 12074 res.uid = newPackage.applicationInfo.uid; 12075 res.pkg = newPackage; 12076 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12077 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12078 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12079 //to update install status 12080 mSettings.writeLPr(); 12081 } 12082 } 12083 12084 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12085 final int installFlags = args.installFlags; 12086 final String installerPackageName = args.installerPackageName; 12087 final String volumeUuid = args.volumeUuid; 12088 final File tmpPackageFile = new File(args.getCodePath()); 12089 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12090 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12091 || (args.volumeUuid != null)); 12092 boolean replace = false; 12093 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12094 if (args.move != null) { 12095 // moving a complete application; perfom an initial scan on the new install location 12096 scanFlags |= SCAN_INITIAL; 12097 } 12098 // Result object to be returned 12099 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12100 12101 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12102 // Retrieve PackageSettings and parse package 12103 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12104 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12105 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12106 PackageParser pp = new PackageParser(); 12107 pp.setSeparateProcesses(mSeparateProcesses); 12108 pp.setDisplayMetrics(mMetrics); 12109 12110 final PackageParser.Package pkg; 12111 try { 12112 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12113 } catch (PackageParserException e) { 12114 res.setError("Failed parse during installPackageLI", e); 12115 return; 12116 } 12117 12118 // Mark that we have an install time CPU ABI override. 12119 pkg.cpuAbiOverride = args.abiOverride; 12120 12121 String pkgName = res.name = pkg.packageName; 12122 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12123 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12124 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12125 return; 12126 } 12127 } 12128 12129 try { 12130 pp.collectCertificates(pkg, parseFlags); 12131 pp.collectManifestDigest(pkg); 12132 } catch (PackageParserException e) { 12133 res.setError("Failed collect during installPackageLI", e); 12134 return; 12135 } 12136 12137 /* If the installer passed in a manifest digest, compare it now. */ 12138 if (args.manifestDigest != null) { 12139 if (DEBUG_INSTALL) { 12140 final String parsedManifest = pkg.manifestDigest == null ? "null" 12141 : pkg.manifestDigest.toString(); 12142 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12143 + parsedManifest); 12144 } 12145 12146 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12147 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12148 return; 12149 } 12150 } else if (DEBUG_INSTALL) { 12151 final String parsedManifest = pkg.manifestDigest == null 12152 ? "null" : pkg.manifestDigest.toString(); 12153 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12154 } 12155 12156 // Get rid of all references to package scan path via parser. 12157 pp = null; 12158 String oldCodePath = null; 12159 boolean systemApp = false; 12160 synchronized (mPackages) { 12161 // Check if installing already existing package 12162 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12163 String oldName = mSettings.mRenamedPackages.get(pkgName); 12164 if (pkg.mOriginalPackages != null 12165 && pkg.mOriginalPackages.contains(oldName) 12166 && mPackages.containsKey(oldName)) { 12167 // This package is derived from an original package, 12168 // and this device has been updating from that original 12169 // name. We must continue using the original name, so 12170 // rename the new package here. 12171 pkg.setPackageName(oldName); 12172 pkgName = pkg.packageName; 12173 replace = true; 12174 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12175 + oldName + " pkgName=" + pkgName); 12176 } else if (mPackages.containsKey(pkgName)) { 12177 // This package, under its official name, already exists 12178 // on the device; we should replace it. 12179 replace = true; 12180 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12181 } 12182 12183 // Prevent apps opting out from runtime permissions 12184 if (replace) { 12185 PackageParser.Package oldPackage = mPackages.get(pkgName); 12186 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12187 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12188 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12189 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12190 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12191 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12192 + " doesn't support runtime permissions but the old" 12193 + " target SDK " + oldTargetSdk + " does."); 12194 return; 12195 } 12196 } 12197 } 12198 12199 PackageSetting ps = mSettings.mPackages.get(pkgName); 12200 if (ps != null) { 12201 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12202 12203 // Quick sanity check that we're signed correctly if updating; 12204 // we'll check this again later when scanning, but we want to 12205 // bail early here before tripping over redefined permissions. 12206 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12207 if (!checkUpgradeKeySetLP(ps, pkg)) { 12208 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12209 + pkg.packageName + " upgrade keys do not match the " 12210 + "previously installed version"); 12211 return; 12212 } 12213 } else { 12214 try { 12215 verifySignaturesLP(ps, pkg); 12216 } catch (PackageManagerException e) { 12217 res.setError(e.error, e.getMessage()); 12218 return; 12219 } 12220 } 12221 12222 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12223 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12224 systemApp = (ps.pkg.applicationInfo.flags & 12225 ApplicationInfo.FLAG_SYSTEM) != 0; 12226 } 12227 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12228 } 12229 12230 // Check whether the newly-scanned package wants to define an already-defined perm 12231 int N = pkg.permissions.size(); 12232 for (int i = N-1; i >= 0; i--) { 12233 PackageParser.Permission perm = pkg.permissions.get(i); 12234 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12235 if (bp != null) { 12236 // If the defining package is signed with our cert, it's okay. This 12237 // also includes the "updating the same package" case, of course. 12238 // "updating same package" could also involve key-rotation. 12239 final boolean sigsOk; 12240 if (bp.sourcePackage.equals(pkg.packageName) 12241 && (bp.packageSetting instanceof PackageSetting) 12242 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12243 scanFlags))) { 12244 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12245 } else { 12246 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12247 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12248 } 12249 if (!sigsOk) { 12250 // If the owning package is the system itself, we log but allow 12251 // install to proceed; we fail the install on all other permission 12252 // redefinitions. 12253 if (!bp.sourcePackage.equals("android")) { 12254 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12255 + pkg.packageName + " attempting to redeclare permission " 12256 + perm.info.name + " already owned by " + bp.sourcePackage); 12257 res.origPermission = perm.info.name; 12258 res.origPackage = bp.sourcePackage; 12259 return; 12260 } else { 12261 Slog.w(TAG, "Package " + pkg.packageName 12262 + " attempting to redeclare system permission " 12263 + perm.info.name + "; ignoring new declaration"); 12264 pkg.permissions.remove(i); 12265 } 12266 } 12267 } 12268 } 12269 12270 } 12271 12272 if (systemApp && onExternal) { 12273 // Disable updates to system apps on sdcard 12274 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12275 "Cannot install updates to system apps on sdcard"); 12276 return; 12277 } 12278 12279 if (args.move != null) { 12280 // We did an in-place move, so dex is ready to roll 12281 scanFlags |= SCAN_NO_DEX; 12282 scanFlags |= SCAN_MOVE; 12283 12284 synchronized (mPackages) { 12285 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12286 if (ps == null) { 12287 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12288 "Missing settings for moved package " + pkgName); 12289 } 12290 12291 // We moved the entire application as-is, so bring over the 12292 // previously derived ABI information. 12293 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12294 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12295 } 12296 12297 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12298 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12299 scanFlags |= SCAN_NO_DEX; 12300 12301 try { 12302 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12303 true /* extract libs */); 12304 } catch (PackageManagerException pme) { 12305 Slog.e(TAG, "Error deriving application ABI", pme); 12306 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12307 return; 12308 } 12309 12310 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12311 int result = mPackageDexOptimizer 12312 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12313 false /* defer */, false /* inclDependencies */); 12314 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12315 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12316 return; 12317 } 12318 } 12319 12320 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12321 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12322 return; 12323 } 12324 12325 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12326 12327 if (replace) { 12328 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12329 installerPackageName, volumeUuid, res); 12330 } else { 12331 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12332 args.user, installerPackageName, volumeUuid, res); 12333 } 12334 synchronized (mPackages) { 12335 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12336 if (ps != null) { 12337 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12338 } 12339 } 12340 } 12341 12342 private void startIntentFilterVerifications(int userId, boolean replacing, 12343 PackageParser.Package pkg) { 12344 if (mIntentFilterVerifierComponent == null) { 12345 Slog.w(TAG, "No IntentFilter verification will not be done as " 12346 + "there is no IntentFilterVerifier available!"); 12347 return; 12348 } 12349 12350 final int verifierUid = getPackageUid( 12351 mIntentFilterVerifierComponent.getPackageName(), 12352 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12353 12354 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12355 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12356 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12357 mHandler.sendMessage(msg); 12358 } 12359 12360 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12361 PackageParser.Package pkg) { 12362 int size = pkg.activities.size(); 12363 if (size == 0) { 12364 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12365 "No activity, so no need to verify any IntentFilter!"); 12366 return; 12367 } 12368 12369 final boolean hasDomainURLs = hasDomainURLs(pkg); 12370 if (!hasDomainURLs) { 12371 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12372 "No domain URLs, so no need to verify any IntentFilter!"); 12373 return; 12374 } 12375 12376 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12377 + " if any IntentFilter from the " + size 12378 + " Activities needs verification ..."); 12379 12380 int count = 0; 12381 final String packageName = pkg.packageName; 12382 12383 synchronized (mPackages) { 12384 // If this is a new install and we see that we've already run verification for this 12385 // package, we have nothing to do: it means the state was restored from backup. 12386 if (!replacing) { 12387 IntentFilterVerificationInfo ivi = 12388 mSettings.getIntentFilterVerificationLPr(packageName); 12389 if (ivi != null) { 12390 if (DEBUG_DOMAIN_VERIFICATION) { 12391 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12392 + ivi.getStatusString()); 12393 } 12394 return; 12395 } 12396 } 12397 12398 // If any filters need to be verified, then all need to be. 12399 boolean needToVerify = false; 12400 for (PackageParser.Activity a : pkg.activities) { 12401 for (ActivityIntentInfo filter : a.intents) { 12402 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12403 if (DEBUG_DOMAIN_VERIFICATION) { 12404 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12405 } 12406 needToVerify = true; 12407 break; 12408 } 12409 } 12410 } 12411 12412 if (needToVerify) { 12413 final int verificationId = mIntentFilterVerificationToken++; 12414 for (PackageParser.Activity a : pkg.activities) { 12415 for (ActivityIntentInfo filter : a.intents) { 12416 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12417 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12418 "Verification needed for IntentFilter:" + filter.toString()); 12419 mIntentFilterVerifier.addOneIntentFilterVerification( 12420 verifierUid, userId, verificationId, filter, packageName); 12421 count++; 12422 } 12423 } 12424 } 12425 } 12426 } 12427 12428 if (count > 0) { 12429 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12430 + " IntentFilter verification" + (count > 1 ? "s" : "") 12431 + " for userId:" + userId); 12432 mIntentFilterVerifier.startVerifications(userId); 12433 } else { 12434 if (DEBUG_DOMAIN_VERIFICATION) { 12435 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12436 } 12437 } 12438 } 12439 12440 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12441 final ComponentName cn = filter.activity.getComponentName(); 12442 final String packageName = cn.getPackageName(); 12443 12444 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12445 packageName); 12446 if (ivi == null) { 12447 return true; 12448 } 12449 int status = ivi.getStatus(); 12450 switch (status) { 12451 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12452 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12453 return true; 12454 12455 default: 12456 // Nothing to do 12457 return false; 12458 } 12459 } 12460 12461 private static boolean isMultiArch(PackageSetting ps) { 12462 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12463 } 12464 12465 private static boolean isMultiArch(ApplicationInfo info) { 12466 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12467 } 12468 12469 private static boolean isExternal(PackageParser.Package pkg) { 12470 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12471 } 12472 12473 private static boolean isExternal(PackageSetting ps) { 12474 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12475 } 12476 12477 private static boolean isExternal(ApplicationInfo info) { 12478 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12479 } 12480 12481 private static boolean isSystemApp(PackageParser.Package pkg) { 12482 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12483 } 12484 12485 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12486 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12487 } 12488 12489 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12490 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12491 } 12492 12493 private static boolean isSystemApp(PackageSetting ps) { 12494 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12495 } 12496 12497 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12498 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12499 } 12500 12501 private int packageFlagsToInstallFlags(PackageSetting ps) { 12502 int installFlags = 0; 12503 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12504 // This existing package was an external ASEC install when we have 12505 // the external flag without a UUID 12506 installFlags |= PackageManager.INSTALL_EXTERNAL; 12507 } 12508 if (ps.isForwardLocked()) { 12509 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12510 } 12511 return installFlags; 12512 } 12513 12514 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12515 if (isExternal(pkg)) { 12516 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12517 return mSettings.getExternalVersion(); 12518 } else { 12519 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12520 } 12521 } else { 12522 return mSettings.getInternalVersion(); 12523 } 12524 } 12525 12526 private void deleteTempPackageFiles() { 12527 final FilenameFilter filter = new FilenameFilter() { 12528 public boolean accept(File dir, String name) { 12529 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12530 } 12531 }; 12532 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12533 file.delete(); 12534 } 12535 } 12536 12537 @Override 12538 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12539 int flags) { 12540 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12541 flags); 12542 } 12543 12544 @Override 12545 public void deletePackage(final String packageName, 12546 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12547 mContext.enforceCallingOrSelfPermission( 12548 android.Manifest.permission.DELETE_PACKAGES, null); 12549 Preconditions.checkNotNull(packageName); 12550 Preconditions.checkNotNull(observer); 12551 final int uid = Binder.getCallingUid(); 12552 if (UserHandle.getUserId(uid) != userId) { 12553 mContext.enforceCallingPermission( 12554 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12555 "deletePackage for user " + userId); 12556 } 12557 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12558 try { 12559 observer.onPackageDeleted(packageName, 12560 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12561 } catch (RemoteException re) { 12562 } 12563 return; 12564 } 12565 12566 boolean uninstallBlocked = false; 12567 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12568 int[] users = sUserManager.getUserIds(); 12569 for (int i = 0; i < users.length; ++i) { 12570 if (getBlockUninstallForUser(packageName, users[i])) { 12571 uninstallBlocked = true; 12572 break; 12573 } 12574 } 12575 } else { 12576 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12577 } 12578 if (uninstallBlocked) { 12579 try { 12580 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12581 null); 12582 } catch (RemoteException re) { 12583 } 12584 return; 12585 } 12586 12587 if (DEBUG_REMOVE) { 12588 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12589 } 12590 // Queue up an async operation since the package deletion may take a little while. 12591 mHandler.post(new Runnable() { 12592 public void run() { 12593 mHandler.removeCallbacks(this); 12594 final int returnCode = deletePackageX(packageName, userId, flags); 12595 if (observer != null) { 12596 try { 12597 observer.onPackageDeleted(packageName, returnCode, null); 12598 } catch (RemoteException e) { 12599 Log.i(TAG, "Observer no longer exists."); 12600 } //end catch 12601 } //end if 12602 } //end run 12603 }); 12604 } 12605 12606 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12607 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12608 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12609 try { 12610 if (dpm != null) { 12611 if (dpm.isDeviceOwner(packageName)) { 12612 return true; 12613 } 12614 int[] users; 12615 if (userId == UserHandle.USER_ALL) { 12616 users = sUserManager.getUserIds(); 12617 } else { 12618 users = new int[]{userId}; 12619 } 12620 for (int i = 0; i < users.length; ++i) { 12621 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12622 return true; 12623 } 12624 } 12625 } 12626 } catch (RemoteException e) { 12627 } 12628 return false; 12629 } 12630 12631 /** 12632 * This method is an internal method that could be get invoked either 12633 * to delete an installed package or to clean up a failed installation. 12634 * After deleting an installed package, a broadcast is sent to notify any 12635 * listeners that the package has been installed. For cleaning up a failed 12636 * installation, the broadcast is not necessary since the package's 12637 * installation wouldn't have sent the initial broadcast either 12638 * The key steps in deleting a package are 12639 * deleting the package information in internal structures like mPackages, 12640 * deleting the packages base directories through installd 12641 * updating mSettings to reflect current status 12642 * persisting settings for later use 12643 * sending a broadcast if necessary 12644 */ 12645 private int deletePackageX(String packageName, int userId, int flags) { 12646 final PackageRemovedInfo info = new PackageRemovedInfo(); 12647 final boolean res; 12648 12649 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12650 ? UserHandle.ALL : new UserHandle(userId); 12651 12652 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12653 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12654 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12655 } 12656 12657 boolean removedForAllUsers = false; 12658 boolean systemUpdate = false; 12659 12660 // for the uninstall-updates case and restricted profiles, remember the per- 12661 // userhandle installed state 12662 int[] allUsers; 12663 boolean[] perUserInstalled; 12664 synchronized (mPackages) { 12665 PackageSetting ps = mSettings.mPackages.get(packageName); 12666 allUsers = sUserManager.getUserIds(); 12667 perUserInstalled = new boolean[allUsers.length]; 12668 for (int i = 0; i < allUsers.length; i++) { 12669 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12670 } 12671 } 12672 12673 synchronized (mInstallLock) { 12674 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12675 res = deletePackageLI(packageName, removeForUser, 12676 true, allUsers, perUserInstalled, 12677 flags | REMOVE_CHATTY, info, true); 12678 systemUpdate = info.isRemovedPackageSystemUpdate; 12679 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12680 removedForAllUsers = true; 12681 } 12682 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12683 + " removedForAllUsers=" + removedForAllUsers); 12684 } 12685 12686 if (res) { 12687 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12688 12689 // If the removed package was a system update, the old system package 12690 // was re-enabled; we need to broadcast this information 12691 if (systemUpdate) { 12692 Bundle extras = new Bundle(1); 12693 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12694 ? info.removedAppId : info.uid); 12695 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12696 12697 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12698 extras, null, null, null); 12699 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12700 extras, null, null, null); 12701 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12702 null, packageName, null, null); 12703 } 12704 } 12705 // Force a gc here. 12706 Runtime.getRuntime().gc(); 12707 // Delete the resources here after sending the broadcast to let 12708 // other processes clean up before deleting resources. 12709 if (info.args != null) { 12710 synchronized (mInstallLock) { 12711 info.args.doPostDeleteLI(true); 12712 } 12713 } 12714 12715 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12716 } 12717 12718 class PackageRemovedInfo { 12719 String removedPackage; 12720 int uid = -1; 12721 int removedAppId = -1; 12722 int[] removedUsers = null; 12723 boolean isRemovedPackageSystemUpdate = false; 12724 // Clean up resources deleted packages. 12725 InstallArgs args = null; 12726 12727 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12728 Bundle extras = new Bundle(1); 12729 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12730 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12731 if (replacing) { 12732 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12733 } 12734 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12735 if (removedPackage != null) { 12736 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12737 extras, null, null, removedUsers); 12738 if (fullRemove && !replacing) { 12739 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12740 extras, null, null, removedUsers); 12741 } 12742 } 12743 if (removedAppId >= 0) { 12744 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12745 removedUsers); 12746 } 12747 } 12748 } 12749 12750 /* 12751 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12752 * flag is not set, the data directory is removed as well. 12753 * make sure this flag is set for partially installed apps. If not its meaningless to 12754 * delete a partially installed application. 12755 */ 12756 private void removePackageDataLI(PackageSetting ps, 12757 int[] allUserHandles, boolean[] perUserInstalled, 12758 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12759 String packageName = ps.name; 12760 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12761 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12762 // Retrieve object to delete permissions for shared user later on 12763 final PackageSetting deletedPs; 12764 // reader 12765 synchronized (mPackages) { 12766 deletedPs = mSettings.mPackages.get(packageName); 12767 if (outInfo != null) { 12768 outInfo.removedPackage = packageName; 12769 outInfo.removedUsers = deletedPs != null 12770 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12771 : null; 12772 } 12773 } 12774 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12775 removeDataDirsLI(ps.volumeUuid, packageName); 12776 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12777 } 12778 // writer 12779 synchronized (mPackages) { 12780 if (deletedPs != null) { 12781 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12782 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12783 clearDefaultBrowserIfNeeded(packageName); 12784 if (outInfo != null) { 12785 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12786 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12787 } 12788 updatePermissionsLPw(deletedPs.name, null, 0); 12789 if (deletedPs.sharedUser != null) { 12790 // Remove permissions associated with package. Since runtime 12791 // permissions are per user we have to kill the removed package 12792 // or packages running under the shared user of the removed 12793 // package if revoking the permissions requested only by the removed 12794 // package is successful and this causes a change in gids. 12795 for (int userId : UserManagerService.getInstance().getUserIds()) { 12796 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12797 userId); 12798 if (userIdToKill == UserHandle.USER_ALL 12799 || userIdToKill >= UserHandle.USER_OWNER) { 12800 // If gids changed for this user, kill all affected packages. 12801 mHandler.post(new Runnable() { 12802 @Override 12803 public void run() { 12804 // This has to happen with no lock held. 12805 killSettingPackagesForUser(deletedPs, userIdToKill, 12806 KILL_APP_REASON_GIDS_CHANGED); 12807 } 12808 }); 12809 break; 12810 } 12811 } 12812 } 12813 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12814 } 12815 // make sure to preserve per-user disabled state if this removal was just 12816 // a downgrade of a system app to the factory package 12817 if (allUserHandles != null && perUserInstalled != null) { 12818 if (DEBUG_REMOVE) { 12819 Slog.d(TAG, "Propagating install state across downgrade"); 12820 } 12821 for (int i = 0; i < allUserHandles.length; i++) { 12822 if (DEBUG_REMOVE) { 12823 Slog.d(TAG, " user " + allUserHandles[i] 12824 + " => " + perUserInstalled[i]); 12825 } 12826 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12827 } 12828 } 12829 } 12830 // can downgrade to reader 12831 if (writeSettings) { 12832 // Save settings now 12833 mSettings.writeLPr(); 12834 } 12835 } 12836 if (outInfo != null) { 12837 // A user ID was deleted here. Go through all users and remove it 12838 // from KeyStore. 12839 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12840 } 12841 } 12842 12843 static boolean locationIsPrivileged(File path) { 12844 try { 12845 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12846 .getCanonicalPath(); 12847 return path.getCanonicalPath().startsWith(privilegedAppDir); 12848 } catch (IOException e) { 12849 Slog.e(TAG, "Unable to access code path " + path); 12850 } 12851 return false; 12852 } 12853 12854 /* 12855 * Tries to delete system package. 12856 */ 12857 private boolean deleteSystemPackageLI(PackageSetting newPs, 12858 int[] allUserHandles, boolean[] perUserInstalled, 12859 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12860 final boolean applyUserRestrictions 12861 = (allUserHandles != null) && (perUserInstalled != null); 12862 PackageSetting disabledPs = null; 12863 // Confirm if the system package has been updated 12864 // An updated system app can be deleted. This will also have to restore 12865 // the system pkg from system partition 12866 // reader 12867 synchronized (mPackages) { 12868 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12869 } 12870 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12871 + " disabledPs=" + disabledPs); 12872 if (disabledPs == null) { 12873 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12874 return false; 12875 } else if (DEBUG_REMOVE) { 12876 Slog.d(TAG, "Deleting system pkg from data partition"); 12877 } 12878 if (DEBUG_REMOVE) { 12879 if (applyUserRestrictions) { 12880 Slog.d(TAG, "Remembering install states:"); 12881 for (int i = 0; i < allUserHandles.length; i++) { 12882 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12883 } 12884 } 12885 } 12886 // Delete the updated package 12887 outInfo.isRemovedPackageSystemUpdate = true; 12888 if (disabledPs.versionCode < newPs.versionCode) { 12889 // Delete data for downgrades 12890 flags &= ~PackageManager.DELETE_KEEP_DATA; 12891 } else { 12892 // Preserve data by setting flag 12893 flags |= PackageManager.DELETE_KEEP_DATA; 12894 } 12895 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12896 allUserHandles, perUserInstalled, outInfo, writeSettings); 12897 if (!ret) { 12898 return false; 12899 } 12900 // writer 12901 synchronized (mPackages) { 12902 // Reinstate the old system package 12903 mSettings.enableSystemPackageLPw(newPs.name); 12904 // Remove any native libraries from the upgraded package. 12905 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12906 } 12907 // Install the system package 12908 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12909 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12910 if (locationIsPrivileged(disabledPs.codePath)) { 12911 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12912 } 12913 12914 final PackageParser.Package newPkg; 12915 try { 12916 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12917 } catch (PackageManagerException e) { 12918 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12919 return false; 12920 } 12921 12922 // writer 12923 synchronized (mPackages) { 12924 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12925 12926 // Propagate the permissions state as we do want to drop on the floor 12927 // runtime permissions. The update permissions method below will take 12928 // care of removing obsolete permissions and grant install permissions. 12929 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12930 updatePermissionsLPw(newPkg.packageName, newPkg, 12931 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12932 12933 if (applyUserRestrictions) { 12934 if (DEBUG_REMOVE) { 12935 Slog.d(TAG, "Propagating install state across reinstall"); 12936 } 12937 for (int i = 0; i < allUserHandles.length; i++) { 12938 if (DEBUG_REMOVE) { 12939 Slog.d(TAG, " user " + allUserHandles[i] 12940 + " => " + perUserInstalled[i]); 12941 } 12942 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12943 } 12944 // Regardless of writeSettings we need to ensure that this restriction 12945 // state propagation is persisted 12946 mSettings.writeAllUsersPackageRestrictionsLPr(); 12947 } 12948 // can downgrade to reader here 12949 if (writeSettings) { 12950 mSettings.writeLPr(); 12951 } 12952 } 12953 return true; 12954 } 12955 12956 private boolean deleteInstalledPackageLI(PackageSetting ps, 12957 boolean deleteCodeAndResources, int flags, 12958 int[] allUserHandles, boolean[] perUserInstalled, 12959 PackageRemovedInfo outInfo, boolean writeSettings) { 12960 if (outInfo != null) { 12961 outInfo.uid = ps.appId; 12962 } 12963 12964 // Delete package data from internal structures and also remove data if flag is set 12965 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12966 12967 // Delete application code and resources 12968 if (deleteCodeAndResources && (outInfo != null)) { 12969 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12970 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12971 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12972 } 12973 return true; 12974 } 12975 12976 @Override 12977 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12978 int userId) { 12979 mContext.enforceCallingOrSelfPermission( 12980 android.Manifest.permission.DELETE_PACKAGES, null); 12981 synchronized (mPackages) { 12982 PackageSetting ps = mSettings.mPackages.get(packageName); 12983 if (ps == null) { 12984 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12985 return false; 12986 } 12987 if (!ps.getInstalled(userId)) { 12988 // Can't block uninstall for an app that is not installed or enabled. 12989 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12990 return false; 12991 } 12992 ps.setBlockUninstall(blockUninstall, userId); 12993 mSettings.writePackageRestrictionsLPr(userId); 12994 } 12995 return true; 12996 } 12997 12998 @Override 12999 public boolean getBlockUninstallForUser(String packageName, int userId) { 13000 synchronized (mPackages) { 13001 PackageSetting ps = mSettings.mPackages.get(packageName); 13002 if (ps == null) { 13003 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13004 return false; 13005 } 13006 return ps.getBlockUninstall(userId); 13007 } 13008 } 13009 13010 /* 13011 * This method handles package deletion in general 13012 */ 13013 private boolean deletePackageLI(String packageName, UserHandle user, 13014 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13015 int flags, PackageRemovedInfo outInfo, 13016 boolean writeSettings) { 13017 if (packageName == null) { 13018 Slog.w(TAG, "Attempt to delete null packageName."); 13019 return false; 13020 } 13021 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13022 PackageSetting ps; 13023 boolean dataOnly = false; 13024 int removeUser = -1; 13025 int appId = -1; 13026 synchronized (mPackages) { 13027 ps = mSettings.mPackages.get(packageName); 13028 if (ps == null) { 13029 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13030 return false; 13031 } 13032 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13033 && user.getIdentifier() != UserHandle.USER_ALL) { 13034 // The caller is asking that the package only be deleted for a single 13035 // user. To do this, we just mark its uninstalled state and delete 13036 // its data. If this is a system app, we only allow this to happen if 13037 // they have set the special DELETE_SYSTEM_APP which requests different 13038 // semantics than normal for uninstalling system apps. 13039 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13040 ps.setUserState(user.getIdentifier(), 13041 COMPONENT_ENABLED_STATE_DEFAULT, 13042 false, //installed 13043 true, //stopped 13044 true, //notLaunched 13045 false, //hidden 13046 null, null, null, 13047 false, // blockUninstall 13048 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13049 if (!isSystemApp(ps)) { 13050 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13051 // Other user still have this package installed, so all 13052 // we need to do is clear this user's data and save that 13053 // it is uninstalled. 13054 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13055 removeUser = user.getIdentifier(); 13056 appId = ps.appId; 13057 scheduleWritePackageRestrictionsLocked(removeUser); 13058 } else { 13059 // We need to set it back to 'installed' so the uninstall 13060 // broadcasts will be sent correctly. 13061 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13062 ps.setInstalled(true, user.getIdentifier()); 13063 } 13064 } else { 13065 // This is a system app, so we assume that the 13066 // other users still have this package installed, so all 13067 // we need to do is clear this user's data and save that 13068 // it is uninstalled. 13069 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13070 removeUser = user.getIdentifier(); 13071 appId = ps.appId; 13072 scheduleWritePackageRestrictionsLocked(removeUser); 13073 } 13074 } 13075 } 13076 13077 if (removeUser >= 0) { 13078 // From above, we determined that we are deleting this only 13079 // for a single user. Continue the work here. 13080 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13081 if (outInfo != null) { 13082 outInfo.removedPackage = packageName; 13083 outInfo.removedAppId = appId; 13084 outInfo.removedUsers = new int[] {removeUser}; 13085 } 13086 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13087 removeKeystoreDataIfNeeded(removeUser, appId); 13088 schedulePackageCleaning(packageName, removeUser, false); 13089 synchronized (mPackages) { 13090 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13091 scheduleWritePackageRestrictionsLocked(removeUser); 13092 } 13093 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13094 } 13095 return true; 13096 } 13097 13098 if (dataOnly) { 13099 // Delete application data first 13100 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13101 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13102 return true; 13103 } 13104 13105 boolean ret = false; 13106 if (isSystemApp(ps)) { 13107 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13108 // When an updated system application is deleted we delete the existing resources as well and 13109 // fall back to existing code in system partition 13110 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13111 flags, outInfo, writeSettings); 13112 } else { 13113 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13114 // Kill application pre-emptively especially for apps on sd. 13115 killApplication(packageName, ps.appId, "uninstall pkg"); 13116 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13117 allUserHandles, perUserInstalled, 13118 outInfo, writeSettings); 13119 } 13120 13121 return ret; 13122 } 13123 13124 private final class ClearStorageConnection implements ServiceConnection { 13125 IMediaContainerService mContainerService; 13126 13127 @Override 13128 public void onServiceConnected(ComponentName name, IBinder service) { 13129 synchronized (this) { 13130 mContainerService = IMediaContainerService.Stub.asInterface(service); 13131 notifyAll(); 13132 } 13133 } 13134 13135 @Override 13136 public void onServiceDisconnected(ComponentName name) { 13137 } 13138 } 13139 13140 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13141 final boolean mounted; 13142 if (Environment.isExternalStorageEmulated()) { 13143 mounted = true; 13144 } else { 13145 final String status = Environment.getExternalStorageState(); 13146 13147 mounted = status.equals(Environment.MEDIA_MOUNTED) 13148 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13149 } 13150 13151 if (!mounted) { 13152 return; 13153 } 13154 13155 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13156 int[] users; 13157 if (userId == UserHandle.USER_ALL) { 13158 users = sUserManager.getUserIds(); 13159 } else { 13160 users = new int[] { userId }; 13161 } 13162 final ClearStorageConnection conn = new ClearStorageConnection(); 13163 if (mContext.bindServiceAsUser( 13164 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13165 try { 13166 for (int curUser : users) { 13167 long timeout = SystemClock.uptimeMillis() + 5000; 13168 synchronized (conn) { 13169 long now = SystemClock.uptimeMillis(); 13170 while (conn.mContainerService == null && now < timeout) { 13171 try { 13172 conn.wait(timeout - now); 13173 } catch (InterruptedException e) { 13174 } 13175 } 13176 } 13177 if (conn.mContainerService == null) { 13178 return; 13179 } 13180 13181 final UserEnvironment userEnv = new UserEnvironment(curUser); 13182 clearDirectory(conn.mContainerService, 13183 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13184 if (allData) { 13185 clearDirectory(conn.mContainerService, 13186 userEnv.buildExternalStorageAppDataDirs(packageName)); 13187 clearDirectory(conn.mContainerService, 13188 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13189 } 13190 } 13191 } finally { 13192 mContext.unbindService(conn); 13193 } 13194 } 13195 } 13196 13197 @Override 13198 public void clearApplicationUserData(final String packageName, 13199 final IPackageDataObserver observer, final int userId) { 13200 mContext.enforceCallingOrSelfPermission( 13201 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13202 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13203 // Queue up an async operation since the package deletion may take a little while. 13204 mHandler.post(new Runnable() { 13205 public void run() { 13206 mHandler.removeCallbacks(this); 13207 final boolean succeeded; 13208 synchronized (mInstallLock) { 13209 succeeded = clearApplicationUserDataLI(packageName, userId); 13210 } 13211 clearExternalStorageDataSync(packageName, userId, true); 13212 if (succeeded) { 13213 // invoke DeviceStorageMonitor's update method to clear any notifications 13214 DeviceStorageMonitorInternal 13215 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13216 if (dsm != null) { 13217 dsm.checkMemory(); 13218 } 13219 } 13220 if(observer != null) { 13221 try { 13222 observer.onRemoveCompleted(packageName, succeeded); 13223 } catch (RemoteException e) { 13224 Log.i(TAG, "Observer no longer exists."); 13225 } 13226 } //end if observer 13227 } //end run 13228 }); 13229 } 13230 13231 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13232 if (packageName == null) { 13233 Slog.w(TAG, "Attempt to delete null packageName."); 13234 return false; 13235 } 13236 13237 // Try finding details about the requested package 13238 PackageParser.Package pkg; 13239 synchronized (mPackages) { 13240 pkg = mPackages.get(packageName); 13241 if (pkg == null) { 13242 final PackageSetting ps = mSettings.mPackages.get(packageName); 13243 if (ps != null) { 13244 pkg = ps.pkg; 13245 } 13246 } 13247 13248 if (pkg == null) { 13249 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13250 return false; 13251 } 13252 13253 PackageSetting ps = (PackageSetting) pkg.mExtras; 13254 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13255 } 13256 13257 // Always delete data directories for package, even if we found no other 13258 // record of app. This helps users recover from UID mismatches without 13259 // resorting to a full data wipe. 13260 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13261 if (retCode < 0) { 13262 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13263 return false; 13264 } 13265 13266 final int appId = pkg.applicationInfo.uid; 13267 removeKeystoreDataIfNeeded(userId, appId); 13268 13269 // Create a native library symlink only if we have native libraries 13270 // and if the native libraries are 32 bit libraries. We do not provide 13271 // this symlink for 64 bit libraries. 13272 if (pkg.applicationInfo.primaryCpuAbi != null && 13273 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13274 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13275 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13276 nativeLibPath, userId) < 0) { 13277 Slog.w(TAG, "Failed linking native library dir"); 13278 return false; 13279 } 13280 } 13281 13282 return true; 13283 } 13284 13285 /** 13286 * Reverts user permission state changes (permissions and flags). 13287 * 13288 * @param ps The package for which to reset. 13289 * @param userId The device user for which to do a reset. 13290 */ 13291 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13292 final PackageSetting ps, final int userId) { 13293 if (ps.pkg == null) { 13294 return; 13295 } 13296 13297 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13298 | FLAG_PERMISSION_USER_FIXED 13299 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13300 13301 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13302 | FLAG_PERMISSION_POLICY_FIXED; 13303 13304 boolean writeInstallPermissions = false; 13305 boolean writeRuntimePermissions = false; 13306 13307 final int permissionCount = ps.pkg.requestedPermissions.size(); 13308 for (int i = 0; i < permissionCount; i++) { 13309 String permission = ps.pkg.requestedPermissions.get(i); 13310 13311 BasePermission bp = mSettings.mPermissions.get(permission); 13312 if (bp == null) { 13313 continue; 13314 } 13315 13316 // If shared user we just reset the state to which only this app contributed. 13317 if (ps.sharedUser != null) { 13318 boolean used = false; 13319 final int packageCount = ps.sharedUser.packages.size(); 13320 for (int j = 0; j < packageCount; j++) { 13321 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13322 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13323 && pkg.pkg.requestedPermissions.contains(permission)) { 13324 used = true; 13325 break; 13326 } 13327 } 13328 if (used) { 13329 continue; 13330 } 13331 } 13332 13333 PermissionsState permissionsState = ps.getPermissionsState(); 13334 13335 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13336 13337 // Always clear the user settable flags. 13338 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13339 bp.name) != null; 13340 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13341 if (hasInstallState) { 13342 writeInstallPermissions = true; 13343 } else { 13344 writeRuntimePermissions = true; 13345 } 13346 } 13347 13348 // Below is only runtime permission handling. 13349 if (!bp.isRuntime()) { 13350 continue; 13351 } 13352 13353 // Never clobber system or policy. 13354 if ((oldFlags & policyOrSystemFlags) != 0) { 13355 continue; 13356 } 13357 13358 // If this permission was granted by default, make sure it is. 13359 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13360 if (permissionsState.grantRuntimePermission(bp, userId) 13361 != PERMISSION_OPERATION_FAILURE) { 13362 writeRuntimePermissions = true; 13363 } 13364 } else { 13365 // Otherwise, reset the permission. 13366 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13367 switch (revokeResult) { 13368 case PERMISSION_OPERATION_SUCCESS: { 13369 writeRuntimePermissions = true; 13370 } break; 13371 13372 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13373 writeRuntimePermissions = true; 13374 // If gids changed for this user, kill all affected packages. 13375 mHandler.post(new Runnable() { 13376 @Override 13377 public void run() { 13378 // This has to happen with no lock held. 13379 killSettingPackagesForUser(ps, userId, 13380 KILL_APP_REASON_GIDS_CHANGED); 13381 } 13382 }); 13383 } break; 13384 } 13385 } 13386 } 13387 13388 // Synchronously write as we are taking permissions away. 13389 if (writeRuntimePermissions) { 13390 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13391 } 13392 13393 // Synchronously write as we are taking permissions away. 13394 if (writeInstallPermissions) { 13395 mSettings.writeLPr(); 13396 } 13397 } 13398 13399 /** 13400 * Remove entries from the keystore daemon. Will only remove it if the 13401 * {@code appId} is valid. 13402 */ 13403 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13404 if (appId < 0) { 13405 return; 13406 } 13407 13408 final KeyStore keyStore = KeyStore.getInstance(); 13409 if (keyStore != null) { 13410 if (userId == UserHandle.USER_ALL) { 13411 for (final int individual : sUserManager.getUserIds()) { 13412 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13413 } 13414 } else { 13415 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13416 } 13417 } else { 13418 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13419 } 13420 } 13421 13422 @Override 13423 public void deleteApplicationCacheFiles(final String packageName, 13424 final IPackageDataObserver observer) { 13425 mContext.enforceCallingOrSelfPermission( 13426 android.Manifest.permission.DELETE_CACHE_FILES, null); 13427 // Queue up an async operation since the package deletion may take a little while. 13428 final int userId = UserHandle.getCallingUserId(); 13429 mHandler.post(new Runnable() { 13430 public void run() { 13431 mHandler.removeCallbacks(this); 13432 final boolean succeded; 13433 synchronized (mInstallLock) { 13434 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13435 } 13436 clearExternalStorageDataSync(packageName, userId, false); 13437 if (observer != null) { 13438 try { 13439 observer.onRemoveCompleted(packageName, succeded); 13440 } catch (RemoteException e) { 13441 Log.i(TAG, "Observer no longer exists."); 13442 } 13443 } //end if observer 13444 } //end run 13445 }); 13446 } 13447 13448 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13449 if (packageName == null) { 13450 Slog.w(TAG, "Attempt to delete null packageName."); 13451 return false; 13452 } 13453 PackageParser.Package p; 13454 synchronized (mPackages) { 13455 p = mPackages.get(packageName); 13456 } 13457 if (p == null) { 13458 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13459 return false; 13460 } 13461 final ApplicationInfo applicationInfo = p.applicationInfo; 13462 if (applicationInfo == null) { 13463 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13464 return false; 13465 } 13466 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13467 if (retCode < 0) { 13468 Slog.w(TAG, "Couldn't remove cache files for package: " 13469 + packageName + " u" + userId); 13470 return false; 13471 } 13472 return true; 13473 } 13474 13475 @Override 13476 public void getPackageSizeInfo(final String packageName, int userHandle, 13477 final IPackageStatsObserver observer) { 13478 mContext.enforceCallingOrSelfPermission( 13479 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13480 if (packageName == null) { 13481 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13482 } 13483 13484 PackageStats stats = new PackageStats(packageName, userHandle); 13485 13486 /* 13487 * Queue up an async operation since the package measurement may take a 13488 * little while. 13489 */ 13490 Message msg = mHandler.obtainMessage(INIT_COPY); 13491 msg.obj = new MeasureParams(stats, observer); 13492 mHandler.sendMessage(msg); 13493 } 13494 13495 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13496 PackageStats pStats) { 13497 if (packageName == null) { 13498 Slog.w(TAG, "Attempt to get size of null packageName."); 13499 return false; 13500 } 13501 PackageParser.Package p; 13502 boolean dataOnly = false; 13503 String libDirRoot = null; 13504 String asecPath = null; 13505 PackageSetting ps = null; 13506 synchronized (mPackages) { 13507 p = mPackages.get(packageName); 13508 ps = mSettings.mPackages.get(packageName); 13509 if(p == null) { 13510 dataOnly = true; 13511 if((ps == null) || (ps.pkg == null)) { 13512 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13513 return false; 13514 } 13515 p = ps.pkg; 13516 } 13517 if (ps != null) { 13518 libDirRoot = ps.legacyNativeLibraryPathString; 13519 } 13520 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13521 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13522 if (secureContainerId != null) { 13523 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13524 } 13525 } 13526 } 13527 String publicSrcDir = null; 13528 if(!dataOnly) { 13529 final ApplicationInfo applicationInfo = p.applicationInfo; 13530 if (applicationInfo == null) { 13531 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13532 return false; 13533 } 13534 if (p.isForwardLocked()) { 13535 publicSrcDir = applicationInfo.getBaseResourcePath(); 13536 } 13537 } 13538 // TODO: extend to measure size of split APKs 13539 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13540 // not just the first level. 13541 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13542 // just the primary. 13543 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13544 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13545 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13546 if (res < 0) { 13547 return false; 13548 } 13549 13550 // Fix-up for forward-locked applications in ASEC containers. 13551 if (!isExternal(p)) { 13552 pStats.codeSize += pStats.externalCodeSize; 13553 pStats.externalCodeSize = 0L; 13554 } 13555 13556 return true; 13557 } 13558 13559 13560 @Override 13561 public void addPackageToPreferred(String packageName) { 13562 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13563 } 13564 13565 @Override 13566 public void removePackageFromPreferred(String packageName) { 13567 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13568 } 13569 13570 @Override 13571 public List<PackageInfo> getPreferredPackages(int flags) { 13572 return new ArrayList<PackageInfo>(); 13573 } 13574 13575 private int getUidTargetSdkVersionLockedLPr(int uid) { 13576 Object obj = mSettings.getUserIdLPr(uid); 13577 if (obj instanceof SharedUserSetting) { 13578 final SharedUserSetting sus = (SharedUserSetting) obj; 13579 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13580 final Iterator<PackageSetting> it = sus.packages.iterator(); 13581 while (it.hasNext()) { 13582 final PackageSetting ps = it.next(); 13583 if (ps.pkg != null) { 13584 int v = ps.pkg.applicationInfo.targetSdkVersion; 13585 if (v < vers) vers = v; 13586 } 13587 } 13588 return vers; 13589 } else if (obj instanceof PackageSetting) { 13590 final PackageSetting ps = (PackageSetting) obj; 13591 if (ps.pkg != null) { 13592 return ps.pkg.applicationInfo.targetSdkVersion; 13593 } 13594 } 13595 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13596 } 13597 13598 @Override 13599 public void addPreferredActivity(IntentFilter filter, int match, 13600 ComponentName[] set, ComponentName activity, int userId) { 13601 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13602 "Adding preferred"); 13603 } 13604 13605 private void addPreferredActivityInternal(IntentFilter filter, int match, 13606 ComponentName[] set, ComponentName activity, boolean always, int userId, 13607 String opname) { 13608 // writer 13609 int callingUid = Binder.getCallingUid(); 13610 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13611 if (filter.countActions() == 0) { 13612 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13613 return; 13614 } 13615 synchronized (mPackages) { 13616 if (mContext.checkCallingOrSelfPermission( 13617 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13618 != PackageManager.PERMISSION_GRANTED) { 13619 if (getUidTargetSdkVersionLockedLPr(callingUid) 13620 < Build.VERSION_CODES.FROYO) { 13621 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13622 + callingUid); 13623 return; 13624 } 13625 mContext.enforceCallingOrSelfPermission( 13626 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13627 } 13628 13629 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13630 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13631 + userId + ":"); 13632 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13633 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13634 scheduleWritePackageRestrictionsLocked(userId); 13635 } 13636 } 13637 13638 @Override 13639 public void replacePreferredActivity(IntentFilter filter, int match, 13640 ComponentName[] set, ComponentName activity, int userId) { 13641 if (filter.countActions() != 1) { 13642 throw new IllegalArgumentException( 13643 "replacePreferredActivity expects filter to have only 1 action."); 13644 } 13645 if (filter.countDataAuthorities() != 0 13646 || filter.countDataPaths() != 0 13647 || filter.countDataSchemes() > 1 13648 || filter.countDataTypes() != 0) { 13649 throw new IllegalArgumentException( 13650 "replacePreferredActivity expects filter to have no data authorities, " + 13651 "paths, or types; and at most one scheme."); 13652 } 13653 13654 final int callingUid = Binder.getCallingUid(); 13655 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13656 synchronized (mPackages) { 13657 if (mContext.checkCallingOrSelfPermission( 13658 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13659 != PackageManager.PERMISSION_GRANTED) { 13660 if (getUidTargetSdkVersionLockedLPr(callingUid) 13661 < Build.VERSION_CODES.FROYO) { 13662 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13663 + Binder.getCallingUid()); 13664 return; 13665 } 13666 mContext.enforceCallingOrSelfPermission( 13667 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13668 } 13669 13670 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13671 if (pir != null) { 13672 // Get all of the existing entries that exactly match this filter. 13673 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13674 if (existing != null && existing.size() == 1) { 13675 PreferredActivity cur = existing.get(0); 13676 if (DEBUG_PREFERRED) { 13677 Slog.i(TAG, "Checking replace of preferred:"); 13678 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13679 if (!cur.mPref.mAlways) { 13680 Slog.i(TAG, " -- CUR; not mAlways!"); 13681 } else { 13682 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13683 Slog.i(TAG, " -- CUR: mSet=" 13684 + Arrays.toString(cur.mPref.mSetComponents)); 13685 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13686 Slog.i(TAG, " -- NEW: mMatch=" 13687 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13688 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13689 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13690 } 13691 } 13692 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13693 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13694 && cur.mPref.sameSet(set)) { 13695 // Setting the preferred activity to what it happens to be already 13696 if (DEBUG_PREFERRED) { 13697 Slog.i(TAG, "Replacing with same preferred activity " 13698 + cur.mPref.mShortComponent + " for user " 13699 + userId + ":"); 13700 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13701 } 13702 return; 13703 } 13704 } 13705 13706 if (existing != null) { 13707 if (DEBUG_PREFERRED) { 13708 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13709 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13710 } 13711 for (int i = 0; i < existing.size(); i++) { 13712 PreferredActivity pa = existing.get(i); 13713 if (DEBUG_PREFERRED) { 13714 Slog.i(TAG, "Removing existing preferred activity " 13715 + pa.mPref.mComponent + ":"); 13716 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13717 } 13718 pir.removeFilter(pa); 13719 } 13720 } 13721 } 13722 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13723 "Replacing preferred"); 13724 } 13725 } 13726 13727 @Override 13728 public void clearPackagePreferredActivities(String packageName) { 13729 final int uid = Binder.getCallingUid(); 13730 // writer 13731 synchronized (mPackages) { 13732 PackageParser.Package pkg = mPackages.get(packageName); 13733 if (pkg == null || pkg.applicationInfo.uid != uid) { 13734 if (mContext.checkCallingOrSelfPermission( 13735 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13736 != PackageManager.PERMISSION_GRANTED) { 13737 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13738 < Build.VERSION_CODES.FROYO) { 13739 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13740 + Binder.getCallingUid()); 13741 return; 13742 } 13743 mContext.enforceCallingOrSelfPermission( 13744 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13745 } 13746 } 13747 13748 int user = UserHandle.getCallingUserId(); 13749 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13750 scheduleWritePackageRestrictionsLocked(user); 13751 } 13752 } 13753 } 13754 13755 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13756 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13757 ArrayList<PreferredActivity> removed = null; 13758 boolean changed = false; 13759 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13760 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13761 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13762 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13763 continue; 13764 } 13765 Iterator<PreferredActivity> it = pir.filterIterator(); 13766 while (it.hasNext()) { 13767 PreferredActivity pa = it.next(); 13768 // Mark entry for removal only if it matches the package name 13769 // and the entry is of type "always". 13770 if (packageName == null || 13771 (pa.mPref.mComponent.getPackageName().equals(packageName) 13772 && pa.mPref.mAlways)) { 13773 if (removed == null) { 13774 removed = new ArrayList<PreferredActivity>(); 13775 } 13776 removed.add(pa); 13777 } 13778 } 13779 if (removed != null) { 13780 for (int j=0; j<removed.size(); j++) { 13781 PreferredActivity pa = removed.get(j); 13782 pir.removeFilter(pa); 13783 } 13784 changed = true; 13785 } 13786 } 13787 return changed; 13788 } 13789 13790 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13791 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13792 if (userId == UserHandle.USER_ALL) { 13793 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13794 sUserManager.getUserIds())) { 13795 for (int oneUserId : sUserManager.getUserIds()) { 13796 scheduleWritePackageRestrictionsLocked(oneUserId); 13797 } 13798 } 13799 } else { 13800 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13801 scheduleWritePackageRestrictionsLocked(userId); 13802 } 13803 } 13804 } 13805 13806 13807 void clearDefaultBrowserIfNeeded(String packageName) { 13808 for (int oneUserId : sUserManager.getUserIds()) { 13809 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13810 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13811 if (packageName.equals(defaultBrowserPackageName)) { 13812 setDefaultBrowserPackageName(null, oneUserId); 13813 } 13814 } 13815 } 13816 13817 @Override 13818 public void resetPreferredActivities(int userId) { 13819 mContext.enforceCallingOrSelfPermission( 13820 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13821 // writer 13822 synchronized (mPackages) { 13823 clearPackagePreferredActivitiesLPw(null, userId); 13824 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13825 applyFactoryDefaultBrowserLPw(userId); 13826 primeDomainVerificationsLPw(userId); 13827 13828 scheduleWritePackageRestrictionsLocked(userId); 13829 } 13830 } 13831 13832 @Override 13833 public int getPreferredActivities(List<IntentFilter> outFilters, 13834 List<ComponentName> outActivities, String packageName) { 13835 13836 int num = 0; 13837 final int userId = UserHandle.getCallingUserId(); 13838 // reader 13839 synchronized (mPackages) { 13840 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13841 if (pir != null) { 13842 final Iterator<PreferredActivity> it = pir.filterIterator(); 13843 while (it.hasNext()) { 13844 final PreferredActivity pa = it.next(); 13845 if (packageName == null 13846 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13847 && pa.mPref.mAlways)) { 13848 if (outFilters != null) { 13849 outFilters.add(new IntentFilter(pa)); 13850 } 13851 if (outActivities != null) { 13852 outActivities.add(pa.mPref.mComponent); 13853 } 13854 } 13855 } 13856 } 13857 } 13858 13859 return num; 13860 } 13861 13862 @Override 13863 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13864 int userId) { 13865 int callingUid = Binder.getCallingUid(); 13866 if (callingUid != Process.SYSTEM_UID) { 13867 throw new SecurityException( 13868 "addPersistentPreferredActivity can only be run by the system"); 13869 } 13870 if (filter.countActions() == 0) { 13871 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13872 return; 13873 } 13874 synchronized (mPackages) { 13875 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13876 " :"); 13877 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13878 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13879 new PersistentPreferredActivity(filter, activity)); 13880 scheduleWritePackageRestrictionsLocked(userId); 13881 } 13882 } 13883 13884 @Override 13885 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13886 int callingUid = Binder.getCallingUid(); 13887 if (callingUid != Process.SYSTEM_UID) { 13888 throw new SecurityException( 13889 "clearPackagePersistentPreferredActivities can only be run by the system"); 13890 } 13891 ArrayList<PersistentPreferredActivity> removed = null; 13892 boolean changed = false; 13893 synchronized (mPackages) { 13894 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13895 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13896 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13897 .valueAt(i); 13898 if (userId != thisUserId) { 13899 continue; 13900 } 13901 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13902 while (it.hasNext()) { 13903 PersistentPreferredActivity ppa = it.next(); 13904 // Mark entry for removal only if it matches the package name. 13905 if (ppa.mComponent.getPackageName().equals(packageName)) { 13906 if (removed == null) { 13907 removed = new ArrayList<PersistentPreferredActivity>(); 13908 } 13909 removed.add(ppa); 13910 } 13911 } 13912 if (removed != null) { 13913 for (int j=0; j<removed.size(); j++) { 13914 PersistentPreferredActivity ppa = removed.get(j); 13915 ppir.removeFilter(ppa); 13916 } 13917 changed = true; 13918 } 13919 } 13920 13921 if (changed) { 13922 scheduleWritePackageRestrictionsLocked(userId); 13923 } 13924 } 13925 } 13926 13927 /** 13928 * Common machinery for picking apart a restored XML blob and passing 13929 * it to a caller-supplied functor to be applied to the running system. 13930 */ 13931 private void restoreFromXml(XmlPullParser parser, int userId, 13932 String expectedStartTag, BlobXmlRestorer functor) 13933 throws IOException, XmlPullParserException { 13934 int type; 13935 while ((type = parser.next()) != XmlPullParser.START_TAG 13936 && type != XmlPullParser.END_DOCUMENT) { 13937 } 13938 if (type != XmlPullParser.START_TAG) { 13939 // oops didn't find a start tag?! 13940 if (DEBUG_BACKUP) { 13941 Slog.e(TAG, "Didn't find start tag during restore"); 13942 } 13943 return; 13944 } 13945 13946 // this is supposed to be TAG_PREFERRED_BACKUP 13947 if (!expectedStartTag.equals(parser.getName())) { 13948 if (DEBUG_BACKUP) { 13949 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13950 } 13951 return; 13952 } 13953 13954 // skip interfering stuff, then we're aligned with the backing implementation 13955 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13956 functor.apply(parser, userId); 13957 } 13958 13959 private interface BlobXmlRestorer { 13960 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13961 } 13962 13963 /** 13964 * Non-Binder method, support for the backup/restore mechanism: write the 13965 * full set of preferred activities in its canonical XML format. Returns the 13966 * XML output as a byte array, or null if there is none. 13967 */ 13968 @Override 13969 public byte[] getPreferredActivityBackup(int userId) { 13970 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13971 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13972 } 13973 13974 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13975 try { 13976 final XmlSerializer serializer = new FastXmlSerializer(); 13977 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13978 serializer.startDocument(null, true); 13979 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13980 13981 synchronized (mPackages) { 13982 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13983 } 13984 13985 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13986 serializer.endDocument(); 13987 serializer.flush(); 13988 } catch (Exception e) { 13989 if (DEBUG_BACKUP) { 13990 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13991 } 13992 return null; 13993 } 13994 13995 return dataStream.toByteArray(); 13996 } 13997 13998 @Override 13999 public void restorePreferredActivities(byte[] backup, int userId) { 14000 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14001 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14002 } 14003 14004 try { 14005 final XmlPullParser parser = Xml.newPullParser(); 14006 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14007 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14008 new BlobXmlRestorer() { 14009 @Override 14010 public void apply(XmlPullParser parser, int userId) 14011 throws XmlPullParserException, IOException { 14012 synchronized (mPackages) { 14013 mSettings.readPreferredActivitiesLPw(parser, userId); 14014 } 14015 } 14016 } ); 14017 } catch (Exception e) { 14018 if (DEBUG_BACKUP) { 14019 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14020 } 14021 } 14022 } 14023 14024 /** 14025 * Non-Binder method, support for the backup/restore mechanism: write the 14026 * default browser (etc) settings in its canonical XML format. Returns the default 14027 * browser XML representation as a byte array, or null if there is none. 14028 */ 14029 @Override 14030 public byte[] getDefaultAppsBackup(int userId) { 14031 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14032 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14033 } 14034 14035 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14036 try { 14037 final XmlSerializer serializer = new FastXmlSerializer(); 14038 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14039 serializer.startDocument(null, true); 14040 serializer.startTag(null, TAG_DEFAULT_APPS); 14041 14042 synchronized (mPackages) { 14043 mSettings.writeDefaultAppsLPr(serializer, userId); 14044 } 14045 14046 serializer.endTag(null, TAG_DEFAULT_APPS); 14047 serializer.endDocument(); 14048 serializer.flush(); 14049 } catch (Exception e) { 14050 if (DEBUG_BACKUP) { 14051 Slog.e(TAG, "Unable to write default apps for backup", e); 14052 } 14053 return null; 14054 } 14055 14056 return dataStream.toByteArray(); 14057 } 14058 14059 @Override 14060 public void restoreDefaultApps(byte[] backup, int userId) { 14061 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14062 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14063 } 14064 14065 try { 14066 final XmlPullParser parser = Xml.newPullParser(); 14067 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14068 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14069 new BlobXmlRestorer() { 14070 @Override 14071 public void apply(XmlPullParser parser, int userId) 14072 throws XmlPullParserException, IOException { 14073 synchronized (mPackages) { 14074 mSettings.readDefaultAppsLPw(parser, userId); 14075 } 14076 } 14077 } ); 14078 } catch (Exception e) { 14079 if (DEBUG_BACKUP) { 14080 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14081 } 14082 } 14083 } 14084 14085 @Override 14086 public byte[] getIntentFilterVerificationBackup(int userId) { 14087 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14088 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14089 } 14090 14091 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14092 try { 14093 final XmlSerializer serializer = new FastXmlSerializer(); 14094 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14095 serializer.startDocument(null, true); 14096 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14097 14098 synchronized (mPackages) { 14099 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14100 } 14101 14102 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14103 serializer.endDocument(); 14104 serializer.flush(); 14105 } catch (Exception e) { 14106 if (DEBUG_BACKUP) { 14107 Slog.e(TAG, "Unable to write default apps for backup", e); 14108 } 14109 return null; 14110 } 14111 14112 return dataStream.toByteArray(); 14113 } 14114 14115 @Override 14116 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14117 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14118 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14119 } 14120 14121 try { 14122 final XmlPullParser parser = Xml.newPullParser(); 14123 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14124 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14125 new BlobXmlRestorer() { 14126 @Override 14127 public void apply(XmlPullParser parser, int userId) 14128 throws XmlPullParserException, IOException { 14129 synchronized (mPackages) { 14130 mSettings.readAllDomainVerificationsLPr(parser, userId); 14131 mSettings.writeLPr(); 14132 } 14133 } 14134 } ); 14135 } catch (Exception e) { 14136 if (DEBUG_BACKUP) { 14137 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14138 } 14139 } 14140 } 14141 14142 @Override 14143 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14144 int sourceUserId, int targetUserId, int flags) { 14145 mContext.enforceCallingOrSelfPermission( 14146 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14147 int callingUid = Binder.getCallingUid(); 14148 enforceOwnerRights(ownerPackage, callingUid); 14149 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14150 if (intentFilter.countActions() == 0) { 14151 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14152 return; 14153 } 14154 synchronized (mPackages) { 14155 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14156 ownerPackage, targetUserId, flags); 14157 CrossProfileIntentResolver resolver = 14158 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14159 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14160 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14161 if (existing != null) { 14162 int size = existing.size(); 14163 for (int i = 0; i < size; i++) { 14164 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14165 return; 14166 } 14167 } 14168 } 14169 resolver.addFilter(newFilter); 14170 scheduleWritePackageRestrictionsLocked(sourceUserId); 14171 } 14172 } 14173 14174 @Override 14175 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14176 mContext.enforceCallingOrSelfPermission( 14177 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14178 int callingUid = Binder.getCallingUid(); 14179 enforceOwnerRights(ownerPackage, callingUid); 14180 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14181 synchronized (mPackages) { 14182 CrossProfileIntentResolver resolver = 14183 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14184 ArraySet<CrossProfileIntentFilter> set = 14185 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14186 for (CrossProfileIntentFilter filter : set) { 14187 if (filter.getOwnerPackage().equals(ownerPackage)) { 14188 resolver.removeFilter(filter); 14189 } 14190 } 14191 scheduleWritePackageRestrictionsLocked(sourceUserId); 14192 } 14193 } 14194 14195 // Enforcing that callingUid is owning pkg on userId 14196 private void enforceOwnerRights(String pkg, int callingUid) { 14197 // The system owns everything. 14198 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14199 return; 14200 } 14201 int callingUserId = UserHandle.getUserId(callingUid); 14202 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14203 if (pi == null) { 14204 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14205 + callingUserId); 14206 } 14207 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14208 throw new SecurityException("Calling uid " + callingUid 14209 + " does not own package " + pkg); 14210 } 14211 } 14212 14213 @Override 14214 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14215 Intent intent = new Intent(Intent.ACTION_MAIN); 14216 intent.addCategory(Intent.CATEGORY_HOME); 14217 14218 final int callingUserId = UserHandle.getCallingUserId(); 14219 List<ResolveInfo> list = queryIntentActivities(intent, null, 14220 PackageManager.GET_META_DATA, callingUserId); 14221 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14222 true, false, false, callingUserId); 14223 14224 allHomeCandidates.clear(); 14225 if (list != null) { 14226 for (ResolveInfo ri : list) { 14227 allHomeCandidates.add(ri); 14228 } 14229 } 14230 return (preferred == null || preferred.activityInfo == null) 14231 ? null 14232 : new ComponentName(preferred.activityInfo.packageName, 14233 preferred.activityInfo.name); 14234 } 14235 14236 @Override 14237 public void setApplicationEnabledSetting(String appPackageName, 14238 int newState, int flags, int userId, String callingPackage) { 14239 if (!sUserManager.exists(userId)) return; 14240 if (callingPackage == null) { 14241 callingPackage = Integer.toString(Binder.getCallingUid()); 14242 } 14243 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14244 } 14245 14246 @Override 14247 public void setComponentEnabledSetting(ComponentName componentName, 14248 int newState, int flags, int userId) { 14249 if (!sUserManager.exists(userId)) return; 14250 setEnabledSetting(componentName.getPackageName(), 14251 componentName.getClassName(), newState, flags, userId, null); 14252 } 14253 14254 private void setEnabledSetting(final String packageName, String className, int newState, 14255 final int flags, int userId, String callingPackage) { 14256 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14257 || newState == COMPONENT_ENABLED_STATE_ENABLED 14258 || newState == COMPONENT_ENABLED_STATE_DISABLED 14259 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14260 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14261 throw new IllegalArgumentException("Invalid new component state: " 14262 + newState); 14263 } 14264 PackageSetting pkgSetting; 14265 final int uid = Binder.getCallingUid(); 14266 final int permission = mContext.checkCallingOrSelfPermission( 14267 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14268 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14269 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14270 boolean sendNow = false; 14271 boolean isApp = (className == null); 14272 String componentName = isApp ? packageName : className; 14273 int packageUid = -1; 14274 ArrayList<String> components; 14275 14276 // writer 14277 synchronized (mPackages) { 14278 pkgSetting = mSettings.mPackages.get(packageName); 14279 if (pkgSetting == null) { 14280 if (className == null) { 14281 throw new IllegalArgumentException( 14282 "Unknown package: " + packageName); 14283 } 14284 throw new IllegalArgumentException( 14285 "Unknown component: " + packageName 14286 + "/" + className); 14287 } 14288 // Allow root and verify that userId is not being specified by a different user 14289 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14290 throw new SecurityException( 14291 "Permission Denial: attempt to change component state from pid=" 14292 + Binder.getCallingPid() 14293 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14294 } 14295 if (className == null) { 14296 // We're dealing with an application/package level state change 14297 if (pkgSetting.getEnabled(userId) == newState) { 14298 // Nothing to do 14299 return; 14300 } 14301 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14302 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14303 // Don't care about who enables an app. 14304 callingPackage = null; 14305 } 14306 pkgSetting.setEnabled(newState, userId, callingPackage); 14307 // pkgSetting.pkg.mSetEnabled = newState; 14308 } else { 14309 // We're dealing with a component level state change 14310 // First, verify that this is a valid class name. 14311 PackageParser.Package pkg = pkgSetting.pkg; 14312 if (pkg == null || !pkg.hasComponentClassName(className)) { 14313 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14314 throw new IllegalArgumentException("Component class " + className 14315 + " does not exist in " + packageName); 14316 } else { 14317 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14318 + className + " does not exist in " + packageName); 14319 } 14320 } 14321 switch (newState) { 14322 case COMPONENT_ENABLED_STATE_ENABLED: 14323 if (!pkgSetting.enableComponentLPw(className, userId)) { 14324 return; 14325 } 14326 break; 14327 case COMPONENT_ENABLED_STATE_DISABLED: 14328 if (!pkgSetting.disableComponentLPw(className, userId)) { 14329 return; 14330 } 14331 break; 14332 case COMPONENT_ENABLED_STATE_DEFAULT: 14333 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14334 return; 14335 } 14336 break; 14337 default: 14338 Slog.e(TAG, "Invalid new component state: " + newState); 14339 return; 14340 } 14341 } 14342 scheduleWritePackageRestrictionsLocked(userId); 14343 components = mPendingBroadcasts.get(userId, packageName); 14344 final boolean newPackage = components == null; 14345 if (newPackage) { 14346 components = new ArrayList<String>(); 14347 } 14348 if (!components.contains(componentName)) { 14349 components.add(componentName); 14350 } 14351 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14352 sendNow = true; 14353 // Purge entry from pending broadcast list if another one exists already 14354 // since we are sending one right away. 14355 mPendingBroadcasts.remove(userId, packageName); 14356 } else { 14357 if (newPackage) { 14358 mPendingBroadcasts.put(userId, packageName, components); 14359 } 14360 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14361 // Schedule a message 14362 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14363 } 14364 } 14365 } 14366 14367 long callingId = Binder.clearCallingIdentity(); 14368 try { 14369 if (sendNow) { 14370 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14371 sendPackageChangedBroadcast(packageName, 14372 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14373 } 14374 } finally { 14375 Binder.restoreCallingIdentity(callingId); 14376 } 14377 } 14378 14379 private void sendPackageChangedBroadcast(String packageName, 14380 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14381 if (DEBUG_INSTALL) 14382 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14383 + componentNames); 14384 Bundle extras = new Bundle(4); 14385 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14386 String nameList[] = new String[componentNames.size()]; 14387 componentNames.toArray(nameList); 14388 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14389 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14390 extras.putInt(Intent.EXTRA_UID, packageUid); 14391 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14392 new int[] {UserHandle.getUserId(packageUid)}); 14393 } 14394 14395 @Override 14396 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14397 if (!sUserManager.exists(userId)) return; 14398 final int uid = Binder.getCallingUid(); 14399 final int permission = mContext.checkCallingOrSelfPermission( 14400 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14401 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14402 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14403 // writer 14404 synchronized (mPackages) { 14405 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14406 allowedByPermission, uid, userId)) { 14407 scheduleWritePackageRestrictionsLocked(userId); 14408 } 14409 } 14410 } 14411 14412 @Override 14413 public String getInstallerPackageName(String packageName) { 14414 // reader 14415 synchronized (mPackages) { 14416 return mSettings.getInstallerPackageNameLPr(packageName); 14417 } 14418 } 14419 14420 @Override 14421 public int getApplicationEnabledSetting(String packageName, int userId) { 14422 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14423 int uid = Binder.getCallingUid(); 14424 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14425 // reader 14426 synchronized (mPackages) { 14427 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14428 } 14429 } 14430 14431 @Override 14432 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14433 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14434 int uid = Binder.getCallingUid(); 14435 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14436 // reader 14437 synchronized (mPackages) { 14438 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14439 } 14440 } 14441 14442 @Override 14443 public void enterSafeMode() { 14444 enforceSystemOrRoot("Only the system can request entering safe mode"); 14445 14446 if (!mSystemReady) { 14447 mSafeMode = true; 14448 } 14449 } 14450 14451 @Override 14452 public void systemReady() { 14453 mSystemReady = true; 14454 14455 // Read the compatibilty setting when the system is ready. 14456 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14457 mContext.getContentResolver(), 14458 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14459 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14460 if (DEBUG_SETTINGS) { 14461 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14462 } 14463 14464 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14465 14466 synchronized (mPackages) { 14467 // Verify that all of the preferred activity components actually 14468 // exist. It is possible for applications to be updated and at 14469 // that point remove a previously declared activity component that 14470 // had been set as a preferred activity. We try to clean this up 14471 // the next time we encounter that preferred activity, but it is 14472 // possible for the user flow to never be able to return to that 14473 // situation so here we do a sanity check to make sure we haven't 14474 // left any junk around. 14475 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14476 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14477 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14478 removed.clear(); 14479 for (PreferredActivity pa : pir.filterSet()) { 14480 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14481 removed.add(pa); 14482 } 14483 } 14484 if (removed.size() > 0) { 14485 for (int r=0; r<removed.size(); r++) { 14486 PreferredActivity pa = removed.get(r); 14487 Slog.w(TAG, "Removing dangling preferred activity: " 14488 + pa.mPref.mComponent); 14489 pir.removeFilter(pa); 14490 } 14491 mSettings.writePackageRestrictionsLPr( 14492 mSettings.mPreferredActivities.keyAt(i)); 14493 } 14494 } 14495 14496 for (int userId : UserManagerService.getInstance().getUserIds()) { 14497 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14498 grantPermissionsUserIds = ArrayUtils.appendInt( 14499 grantPermissionsUserIds, userId); 14500 } 14501 } 14502 } 14503 sUserManager.systemReady(); 14504 14505 // If we upgraded grant all default permissions before kicking off. 14506 for (int userId : grantPermissionsUserIds) { 14507 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14508 } 14509 14510 // Kick off any messages waiting for system ready 14511 if (mPostSystemReadyMessages != null) { 14512 for (Message msg : mPostSystemReadyMessages) { 14513 msg.sendToTarget(); 14514 } 14515 mPostSystemReadyMessages = null; 14516 } 14517 14518 // Watch for external volumes that come and go over time 14519 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14520 storage.registerListener(mStorageListener); 14521 14522 mInstallerService.systemReady(); 14523 mPackageDexOptimizer.systemReady(); 14524 14525 MountServiceInternal mountServiceInternal = LocalServices.getService( 14526 MountServiceInternal.class); 14527 mountServiceInternal.addExternalStoragePolicy( 14528 new MountServiceInternal.ExternalStorageMountPolicy() { 14529 @Override 14530 public int getMountMode(int uid, String packageName) { 14531 if (Process.isIsolated(uid)) { 14532 return Zygote.MOUNT_EXTERNAL_NONE; 14533 } 14534 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14535 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14536 } 14537 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14538 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14539 } 14540 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14541 return Zygote.MOUNT_EXTERNAL_READ; 14542 } 14543 return Zygote.MOUNT_EXTERNAL_WRITE; 14544 } 14545 14546 @Override 14547 public boolean hasExternalStorage(int uid, String packageName) { 14548 return true; 14549 } 14550 }); 14551 } 14552 14553 @Override 14554 public boolean isSafeMode() { 14555 return mSafeMode; 14556 } 14557 14558 @Override 14559 public boolean hasSystemUidErrors() { 14560 return mHasSystemUidErrors; 14561 } 14562 14563 static String arrayToString(int[] array) { 14564 StringBuffer buf = new StringBuffer(128); 14565 buf.append('['); 14566 if (array != null) { 14567 for (int i=0; i<array.length; i++) { 14568 if (i > 0) buf.append(", "); 14569 buf.append(array[i]); 14570 } 14571 } 14572 buf.append(']'); 14573 return buf.toString(); 14574 } 14575 14576 static class DumpState { 14577 public static final int DUMP_LIBS = 1 << 0; 14578 public static final int DUMP_FEATURES = 1 << 1; 14579 public static final int DUMP_RESOLVERS = 1 << 2; 14580 public static final int DUMP_PERMISSIONS = 1 << 3; 14581 public static final int DUMP_PACKAGES = 1 << 4; 14582 public static final int DUMP_SHARED_USERS = 1 << 5; 14583 public static final int DUMP_MESSAGES = 1 << 6; 14584 public static final int DUMP_PROVIDERS = 1 << 7; 14585 public static final int DUMP_VERIFIERS = 1 << 8; 14586 public static final int DUMP_PREFERRED = 1 << 9; 14587 public static final int DUMP_PREFERRED_XML = 1 << 10; 14588 public static final int DUMP_KEYSETS = 1 << 11; 14589 public static final int DUMP_VERSION = 1 << 12; 14590 public static final int DUMP_INSTALLS = 1 << 13; 14591 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14592 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14593 14594 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14595 14596 private int mTypes; 14597 14598 private int mOptions; 14599 14600 private boolean mTitlePrinted; 14601 14602 private SharedUserSetting mSharedUser; 14603 14604 public boolean isDumping(int type) { 14605 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14606 return true; 14607 } 14608 14609 return (mTypes & type) != 0; 14610 } 14611 14612 public void setDump(int type) { 14613 mTypes |= type; 14614 } 14615 14616 public boolean isOptionEnabled(int option) { 14617 return (mOptions & option) != 0; 14618 } 14619 14620 public void setOptionEnabled(int option) { 14621 mOptions |= option; 14622 } 14623 14624 public boolean onTitlePrinted() { 14625 final boolean printed = mTitlePrinted; 14626 mTitlePrinted = true; 14627 return printed; 14628 } 14629 14630 public boolean getTitlePrinted() { 14631 return mTitlePrinted; 14632 } 14633 14634 public void setTitlePrinted(boolean enabled) { 14635 mTitlePrinted = enabled; 14636 } 14637 14638 public SharedUserSetting getSharedUser() { 14639 return mSharedUser; 14640 } 14641 14642 public void setSharedUser(SharedUserSetting user) { 14643 mSharedUser = user; 14644 } 14645 } 14646 14647 @Override 14648 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14649 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14650 != PackageManager.PERMISSION_GRANTED) { 14651 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14652 + Binder.getCallingPid() 14653 + ", uid=" + Binder.getCallingUid() 14654 + " without permission " 14655 + android.Manifest.permission.DUMP); 14656 return; 14657 } 14658 14659 DumpState dumpState = new DumpState(); 14660 boolean fullPreferred = false; 14661 boolean checkin = false; 14662 14663 String packageName = null; 14664 ArraySet<String> permissionNames = null; 14665 14666 int opti = 0; 14667 while (opti < args.length) { 14668 String opt = args[opti]; 14669 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14670 break; 14671 } 14672 opti++; 14673 14674 if ("-a".equals(opt)) { 14675 // Right now we only know how to print all. 14676 } else if ("-h".equals(opt)) { 14677 pw.println("Package manager dump options:"); 14678 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14679 pw.println(" --checkin: dump for a checkin"); 14680 pw.println(" -f: print details of intent filters"); 14681 pw.println(" -h: print this help"); 14682 pw.println(" cmd may be one of:"); 14683 pw.println(" l[ibraries]: list known shared libraries"); 14684 pw.println(" f[ibraries]: list device features"); 14685 pw.println(" k[eysets]: print known keysets"); 14686 pw.println(" r[esolvers]: dump intent resolvers"); 14687 pw.println(" perm[issions]: dump permissions"); 14688 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14689 pw.println(" pref[erred]: print preferred package settings"); 14690 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14691 pw.println(" prov[iders]: dump content providers"); 14692 pw.println(" p[ackages]: dump installed packages"); 14693 pw.println(" s[hared-users]: dump shared user IDs"); 14694 pw.println(" m[essages]: print collected runtime messages"); 14695 pw.println(" v[erifiers]: print package verifier info"); 14696 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14697 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14698 pw.println(" version: print database version info"); 14699 pw.println(" write: write current settings now"); 14700 pw.println(" installs: details about install sessions"); 14701 pw.println(" <package.name>: info about given package"); 14702 return; 14703 } else if ("--checkin".equals(opt)) { 14704 checkin = true; 14705 } else if ("-f".equals(opt)) { 14706 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14707 } else { 14708 pw.println("Unknown argument: " + opt + "; use -h for help"); 14709 } 14710 } 14711 14712 // Is the caller requesting to dump a particular piece of data? 14713 if (opti < args.length) { 14714 String cmd = args[opti]; 14715 opti++; 14716 // Is this a package name? 14717 if ("android".equals(cmd) || cmd.contains(".")) { 14718 packageName = cmd; 14719 // When dumping a single package, we always dump all of its 14720 // filter information since the amount of data will be reasonable. 14721 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14722 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14723 dumpState.setDump(DumpState.DUMP_LIBS); 14724 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14725 dumpState.setDump(DumpState.DUMP_FEATURES); 14726 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14727 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14728 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14729 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14730 } else if ("permission".equals(cmd)) { 14731 if (opti >= args.length) { 14732 pw.println("Error: permission requires permission name"); 14733 return; 14734 } 14735 permissionNames = new ArraySet<>(); 14736 while (opti < args.length) { 14737 permissionNames.add(args[opti]); 14738 opti++; 14739 } 14740 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14741 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14742 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14743 dumpState.setDump(DumpState.DUMP_PREFERRED); 14744 } else if ("preferred-xml".equals(cmd)) { 14745 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14746 if (opti < args.length && "--full".equals(args[opti])) { 14747 fullPreferred = true; 14748 opti++; 14749 } 14750 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14751 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14752 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14753 dumpState.setDump(DumpState.DUMP_PACKAGES); 14754 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14755 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14756 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14757 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14758 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14759 dumpState.setDump(DumpState.DUMP_MESSAGES); 14760 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14761 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14762 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14763 || "intent-filter-verifiers".equals(cmd)) { 14764 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14765 } else if ("version".equals(cmd)) { 14766 dumpState.setDump(DumpState.DUMP_VERSION); 14767 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14768 dumpState.setDump(DumpState.DUMP_KEYSETS); 14769 } else if ("installs".equals(cmd)) { 14770 dumpState.setDump(DumpState.DUMP_INSTALLS); 14771 } else if ("write".equals(cmd)) { 14772 synchronized (mPackages) { 14773 mSettings.writeLPr(); 14774 pw.println("Settings written."); 14775 return; 14776 } 14777 } 14778 } 14779 14780 if (checkin) { 14781 pw.println("vers,1"); 14782 } 14783 14784 // reader 14785 synchronized (mPackages) { 14786 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14787 if (!checkin) { 14788 if (dumpState.onTitlePrinted()) 14789 pw.println(); 14790 pw.println("Database versions:"); 14791 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14792 } 14793 } 14794 14795 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14796 if (!checkin) { 14797 if (dumpState.onTitlePrinted()) 14798 pw.println(); 14799 pw.println("Verifiers:"); 14800 pw.print(" Required: "); 14801 pw.print(mRequiredVerifierPackage); 14802 pw.print(" (uid="); 14803 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14804 pw.println(")"); 14805 } else if (mRequiredVerifierPackage != null) { 14806 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14807 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14808 } 14809 } 14810 14811 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14812 packageName == null) { 14813 if (mIntentFilterVerifierComponent != null) { 14814 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14815 if (!checkin) { 14816 if (dumpState.onTitlePrinted()) 14817 pw.println(); 14818 pw.println("Intent Filter Verifier:"); 14819 pw.print(" Using: "); 14820 pw.print(verifierPackageName); 14821 pw.print(" (uid="); 14822 pw.print(getPackageUid(verifierPackageName, 0)); 14823 pw.println(")"); 14824 } else if (verifierPackageName != null) { 14825 pw.print("ifv,"); pw.print(verifierPackageName); 14826 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14827 } 14828 } else { 14829 pw.println(); 14830 pw.println("No Intent Filter Verifier available!"); 14831 } 14832 } 14833 14834 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14835 boolean printedHeader = false; 14836 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14837 while (it.hasNext()) { 14838 String name = it.next(); 14839 SharedLibraryEntry ent = mSharedLibraries.get(name); 14840 if (!checkin) { 14841 if (!printedHeader) { 14842 if (dumpState.onTitlePrinted()) 14843 pw.println(); 14844 pw.println("Libraries:"); 14845 printedHeader = true; 14846 } 14847 pw.print(" "); 14848 } else { 14849 pw.print("lib,"); 14850 } 14851 pw.print(name); 14852 if (!checkin) { 14853 pw.print(" -> "); 14854 } 14855 if (ent.path != null) { 14856 if (!checkin) { 14857 pw.print("(jar) "); 14858 pw.print(ent.path); 14859 } else { 14860 pw.print(",jar,"); 14861 pw.print(ent.path); 14862 } 14863 } else { 14864 if (!checkin) { 14865 pw.print("(apk) "); 14866 pw.print(ent.apk); 14867 } else { 14868 pw.print(",apk,"); 14869 pw.print(ent.apk); 14870 } 14871 } 14872 pw.println(); 14873 } 14874 } 14875 14876 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14877 if (dumpState.onTitlePrinted()) 14878 pw.println(); 14879 if (!checkin) { 14880 pw.println("Features:"); 14881 } 14882 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14883 while (it.hasNext()) { 14884 String name = it.next(); 14885 if (!checkin) { 14886 pw.print(" "); 14887 } else { 14888 pw.print("feat,"); 14889 } 14890 pw.println(name); 14891 } 14892 } 14893 14894 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14895 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14896 : "Activity Resolver Table:", " ", packageName, 14897 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14898 dumpState.setTitlePrinted(true); 14899 } 14900 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14901 : "Receiver Resolver Table:", " ", packageName, 14902 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14903 dumpState.setTitlePrinted(true); 14904 } 14905 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14906 : "Service Resolver Table:", " ", packageName, 14907 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14908 dumpState.setTitlePrinted(true); 14909 } 14910 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14911 : "Provider Resolver Table:", " ", packageName, 14912 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14913 dumpState.setTitlePrinted(true); 14914 } 14915 } 14916 14917 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14918 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14919 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14920 int user = mSettings.mPreferredActivities.keyAt(i); 14921 if (pir.dump(pw, 14922 dumpState.getTitlePrinted() 14923 ? "\nPreferred Activities User " + user + ":" 14924 : "Preferred Activities User " + user + ":", " ", 14925 packageName, true, false)) { 14926 dumpState.setTitlePrinted(true); 14927 } 14928 } 14929 } 14930 14931 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14932 pw.flush(); 14933 FileOutputStream fout = new FileOutputStream(fd); 14934 BufferedOutputStream str = new BufferedOutputStream(fout); 14935 XmlSerializer serializer = new FastXmlSerializer(); 14936 try { 14937 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14938 serializer.startDocument(null, true); 14939 serializer.setFeature( 14940 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14941 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14942 serializer.endDocument(); 14943 serializer.flush(); 14944 } catch (IllegalArgumentException e) { 14945 pw.println("Failed writing: " + e); 14946 } catch (IllegalStateException e) { 14947 pw.println("Failed writing: " + e); 14948 } catch (IOException e) { 14949 pw.println("Failed writing: " + e); 14950 } 14951 } 14952 14953 if (!checkin 14954 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14955 && packageName == null) { 14956 pw.println(); 14957 int count = mSettings.mPackages.size(); 14958 if (count == 0) { 14959 pw.println("No applications!"); 14960 pw.println(); 14961 } else { 14962 final String prefix = " "; 14963 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14964 if (allPackageSettings.size() == 0) { 14965 pw.println("No domain preferred apps!"); 14966 pw.println(); 14967 } else { 14968 pw.println("App verification status:"); 14969 pw.println(); 14970 count = 0; 14971 for (PackageSetting ps : allPackageSettings) { 14972 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14973 if (ivi == null || ivi.getPackageName() == null) continue; 14974 pw.println(prefix + "Package: " + ivi.getPackageName()); 14975 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14976 pw.println(prefix + "Status: " + ivi.getStatusString()); 14977 pw.println(); 14978 count++; 14979 } 14980 if (count == 0) { 14981 pw.println(prefix + "No app verification established."); 14982 pw.println(); 14983 } 14984 for (int userId : sUserManager.getUserIds()) { 14985 pw.println("App linkages for user " + userId + ":"); 14986 pw.println(); 14987 count = 0; 14988 for (PackageSetting ps : allPackageSettings) { 14989 final long status = ps.getDomainVerificationStatusForUser(userId); 14990 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14991 continue; 14992 } 14993 pw.println(prefix + "Package: " + ps.name); 14994 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14995 String statusStr = IntentFilterVerificationInfo. 14996 getStatusStringFromValue(status); 14997 pw.println(prefix + "Status: " + statusStr); 14998 pw.println(); 14999 count++; 15000 } 15001 if (count == 0) { 15002 pw.println(prefix + "No configured app linkages."); 15003 pw.println(); 15004 } 15005 } 15006 } 15007 } 15008 } 15009 15010 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15011 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15012 if (packageName == null && permissionNames == null) { 15013 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15014 if (iperm == 0) { 15015 if (dumpState.onTitlePrinted()) 15016 pw.println(); 15017 pw.println("AppOp Permissions:"); 15018 } 15019 pw.print(" AppOp Permission "); 15020 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15021 pw.println(":"); 15022 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15023 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15024 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15025 } 15026 } 15027 } 15028 } 15029 15030 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15031 boolean printedSomething = false; 15032 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15033 if (packageName != null && !packageName.equals(p.info.packageName)) { 15034 continue; 15035 } 15036 if (!printedSomething) { 15037 if (dumpState.onTitlePrinted()) 15038 pw.println(); 15039 pw.println("Registered ContentProviders:"); 15040 printedSomething = true; 15041 } 15042 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15043 pw.print(" "); pw.println(p.toString()); 15044 } 15045 printedSomething = false; 15046 for (Map.Entry<String, PackageParser.Provider> entry : 15047 mProvidersByAuthority.entrySet()) { 15048 PackageParser.Provider p = entry.getValue(); 15049 if (packageName != null && !packageName.equals(p.info.packageName)) { 15050 continue; 15051 } 15052 if (!printedSomething) { 15053 if (dumpState.onTitlePrinted()) 15054 pw.println(); 15055 pw.println("ContentProvider Authorities:"); 15056 printedSomething = true; 15057 } 15058 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15059 pw.print(" "); pw.println(p.toString()); 15060 if (p.info != null && p.info.applicationInfo != null) { 15061 final String appInfo = p.info.applicationInfo.toString(); 15062 pw.print(" applicationInfo="); pw.println(appInfo); 15063 } 15064 } 15065 } 15066 15067 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15068 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15069 } 15070 15071 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15072 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15073 } 15074 15075 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15076 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15077 } 15078 15079 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15080 // XXX should handle packageName != null by dumping only install data that 15081 // the given package is involved with. 15082 if (dumpState.onTitlePrinted()) pw.println(); 15083 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15084 } 15085 15086 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15087 if (dumpState.onTitlePrinted()) pw.println(); 15088 mSettings.dumpReadMessagesLPr(pw, dumpState); 15089 15090 pw.println(); 15091 pw.println("Package warning messages:"); 15092 BufferedReader in = null; 15093 String line = null; 15094 try { 15095 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15096 while ((line = in.readLine()) != null) { 15097 if (line.contains("ignored: updated version")) continue; 15098 pw.println(line); 15099 } 15100 } catch (IOException ignored) { 15101 } finally { 15102 IoUtils.closeQuietly(in); 15103 } 15104 } 15105 15106 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15107 BufferedReader in = null; 15108 String line = null; 15109 try { 15110 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15111 while ((line = in.readLine()) != null) { 15112 if (line.contains("ignored: updated version")) continue; 15113 pw.print("msg,"); 15114 pw.println(line); 15115 } 15116 } catch (IOException ignored) { 15117 } finally { 15118 IoUtils.closeQuietly(in); 15119 } 15120 } 15121 } 15122 } 15123 15124 private String dumpDomainString(String packageName) { 15125 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15126 List<IntentFilter> filters = getAllIntentFilters(packageName); 15127 15128 ArraySet<String> result = new ArraySet<>(); 15129 if (iviList.size() > 0) { 15130 for (IntentFilterVerificationInfo ivi : iviList) { 15131 for (String host : ivi.getDomains()) { 15132 result.add(host); 15133 } 15134 } 15135 } 15136 if (filters != null && filters.size() > 0) { 15137 for (IntentFilter filter : filters) { 15138 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15139 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15140 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15141 result.addAll(filter.getHostsList()); 15142 } 15143 } 15144 } 15145 15146 StringBuilder sb = new StringBuilder(result.size() * 16); 15147 for (String domain : result) { 15148 if (sb.length() > 0) sb.append(" "); 15149 sb.append(domain); 15150 } 15151 return sb.toString(); 15152 } 15153 15154 // ------- apps on sdcard specific code ------- 15155 static final boolean DEBUG_SD_INSTALL = false; 15156 15157 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15158 15159 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15160 15161 private boolean mMediaMounted = false; 15162 15163 static String getEncryptKey() { 15164 try { 15165 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15166 SD_ENCRYPTION_KEYSTORE_NAME); 15167 if (sdEncKey == null) { 15168 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15169 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15170 if (sdEncKey == null) { 15171 Slog.e(TAG, "Failed to create encryption keys"); 15172 return null; 15173 } 15174 } 15175 return sdEncKey; 15176 } catch (NoSuchAlgorithmException nsae) { 15177 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15178 return null; 15179 } catch (IOException ioe) { 15180 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15181 return null; 15182 } 15183 } 15184 15185 /* 15186 * Update media status on PackageManager. 15187 */ 15188 @Override 15189 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15190 int callingUid = Binder.getCallingUid(); 15191 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15192 throw new SecurityException("Media status can only be updated by the system"); 15193 } 15194 // reader; this apparently protects mMediaMounted, but should probably 15195 // be a different lock in that case. 15196 synchronized (mPackages) { 15197 Log.i(TAG, "Updating external media status from " 15198 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15199 + (mediaStatus ? "mounted" : "unmounted")); 15200 if (DEBUG_SD_INSTALL) 15201 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15202 + ", mMediaMounted=" + mMediaMounted); 15203 if (mediaStatus == mMediaMounted) { 15204 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15205 : 0, -1); 15206 mHandler.sendMessage(msg); 15207 return; 15208 } 15209 mMediaMounted = mediaStatus; 15210 } 15211 // Queue up an async operation since the package installation may take a 15212 // little while. 15213 mHandler.post(new Runnable() { 15214 public void run() { 15215 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15216 } 15217 }); 15218 } 15219 15220 /** 15221 * Called by MountService when the initial ASECs to scan are available. 15222 * Should block until all the ASEC containers are finished being scanned. 15223 */ 15224 public void scanAvailableAsecs() { 15225 updateExternalMediaStatusInner(true, false, false); 15226 if (mShouldRestoreconData) { 15227 SELinuxMMAC.setRestoreconDone(); 15228 mShouldRestoreconData = false; 15229 } 15230 } 15231 15232 /* 15233 * Collect information of applications on external media, map them against 15234 * existing containers and update information based on current mount status. 15235 * Please note that we always have to report status if reportStatus has been 15236 * set to true especially when unloading packages. 15237 */ 15238 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15239 boolean externalStorage) { 15240 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15241 int[] uidArr = EmptyArray.INT; 15242 15243 final String[] list = PackageHelper.getSecureContainerList(); 15244 if (ArrayUtils.isEmpty(list)) { 15245 Log.i(TAG, "No secure containers found"); 15246 } else { 15247 // Process list of secure containers and categorize them 15248 // as active or stale based on their package internal state. 15249 15250 // reader 15251 synchronized (mPackages) { 15252 for (String cid : list) { 15253 // Leave stages untouched for now; installer service owns them 15254 if (PackageInstallerService.isStageName(cid)) continue; 15255 15256 if (DEBUG_SD_INSTALL) 15257 Log.i(TAG, "Processing container " + cid); 15258 String pkgName = getAsecPackageName(cid); 15259 if (pkgName == null) { 15260 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15261 continue; 15262 } 15263 if (DEBUG_SD_INSTALL) 15264 Log.i(TAG, "Looking for pkg : " + pkgName); 15265 15266 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15267 if (ps == null) { 15268 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15269 continue; 15270 } 15271 15272 /* 15273 * Skip packages that are not external if we're unmounting 15274 * external storage. 15275 */ 15276 if (externalStorage && !isMounted && !isExternal(ps)) { 15277 continue; 15278 } 15279 15280 final AsecInstallArgs args = new AsecInstallArgs(cid, 15281 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15282 // The package status is changed only if the code path 15283 // matches between settings and the container id. 15284 if (ps.codePathString != null 15285 && ps.codePathString.startsWith(args.getCodePath())) { 15286 if (DEBUG_SD_INSTALL) { 15287 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15288 + " at code path: " + ps.codePathString); 15289 } 15290 15291 // We do have a valid package installed on sdcard 15292 processCids.put(args, ps.codePathString); 15293 final int uid = ps.appId; 15294 if (uid != -1) { 15295 uidArr = ArrayUtils.appendInt(uidArr, uid); 15296 } 15297 } else { 15298 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15299 + ps.codePathString); 15300 } 15301 } 15302 } 15303 15304 Arrays.sort(uidArr); 15305 } 15306 15307 // Process packages with valid entries. 15308 if (isMounted) { 15309 if (DEBUG_SD_INSTALL) 15310 Log.i(TAG, "Loading packages"); 15311 loadMediaPackages(processCids, uidArr); 15312 startCleaningPackages(); 15313 mInstallerService.onSecureContainersAvailable(); 15314 } else { 15315 if (DEBUG_SD_INSTALL) 15316 Log.i(TAG, "Unloading packages"); 15317 unloadMediaPackages(processCids, uidArr, reportStatus); 15318 } 15319 } 15320 15321 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15322 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15323 final int size = infos.size(); 15324 final String[] packageNames = new String[size]; 15325 final int[] packageUids = new int[size]; 15326 for (int i = 0; i < size; i++) { 15327 final ApplicationInfo info = infos.get(i); 15328 packageNames[i] = info.packageName; 15329 packageUids[i] = info.uid; 15330 } 15331 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15332 finishedReceiver); 15333 } 15334 15335 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15336 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15337 sendResourcesChangedBroadcast(mediaStatus, replacing, 15338 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15339 } 15340 15341 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15342 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15343 int size = pkgList.length; 15344 if (size > 0) { 15345 // Send broadcasts here 15346 Bundle extras = new Bundle(); 15347 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15348 if (uidArr != null) { 15349 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15350 } 15351 if (replacing) { 15352 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15353 } 15354 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15355 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15356 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15357 } 15358 } 15359 15360 /* 15361 * Look at potentially valid container ids from processCids If package 15362 * information doesn't match the one on record or package scanning fails, 15363 * the cid is added to list of removeCids. We currently don't delete stale 15364 * containers. 15365 */ 15366 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15367 ArrayList<String> pkgList = new ArrayList<String>(); 15368 Set<AsecInstallArgs> keys = processCids.keySet(); 15369 15370 for (AsecInstallArgs args : keys) { 15371 String codePath = processCids.get(args); 15372 if (DEBUG_SD_INSTALL) 15373 Log.i(TAG, "Loading container : " + args.cid); 15374 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15375 try { 15376 // Make sure there are no container errors first. 15377 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15378 Slog.e(TAG, "Failed to mount cid : " + args.cid 15379 + " when installing from sdcard"); 15380 continue; 15381 } 15382 // Check code path here. 15383 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15384 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15385 + " does not match one in settings " + codePath); 15386 continue; 15387 } 15388 // Parse package 15389 int parseFlags = mDefParseFlags; 15390 if (args.isExternalAsec()) { 15391 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15392 } 15393 if (args.isFwdLocked()) { 15394 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15395 } 15396 15397 synchronized (mInstallLock) { 15398 PackageParser.Package pkg = null; 15399 try { 15400 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15401 } catch (PackageManagerException e) { 15402 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15403 } 15404 // Scan the package 15405 if (pkg != null) { 15406 /* 15407 * TODO why is the lock being held? doPostInstall is 15408 * called in other places without the lock. This needs 15409 * to be straightened out. 15410 */ 15411 // writer 15412 synchronized (mPackages) { 15413 retCode = PackageManager.INSTALL_SUCCEEDED; 15414 pkgList.add(pkg.packageName); 15415 // Post process args 15416 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15417 pkg.applicationInfo.uid); 15418 } 15419 } else { 15420 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15421 } 15422 } 15423 15424 } finally { 15425 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15426 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15427 } 15428 } 15429 } 15430 // writer 15431 synchronized (mPackages) { 15432 // If the platform SDK has changed since the last time we booted, 15433 // we need to re-grant app permission to catch any new ones that 15434 // appear. This is really a hack, and means that apps can in some 15435 // cases get permissions that the user didn't initially explicitly 15436 // allow... it would be nice to have some better way to handle 15437 // this situation. 15438 final VersionInfo ver = mSettings.getExternalVersion(); 15439 15440 int updateFlags = UPDATE_PERMISSIONS_ALL; 15441 if (ver.sdkVersion != mSdkVersion) { 15442 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15443 + mSdkVersion + "; regranting permissions for external"); 15444 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15445 } 15446 updatePermissionsLPw(null, null, updateFlags); 15447 15448 // Yay, everything is now upgraded 15449 ver.forceCurrent(); 15450 15451 // can downgrade to reader 15452 // Persist settings 15453 mSettings.writeLPr(); 15454 } 15455 // Send a broadcast to let everyone know we are done processing 15456 if (pkgList.size() > 0) { 15457 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15458 } 15459 } 15460 15461 /* 15462 * Utility method to unload a list of specified containers 15463 */ 15464 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15465 // Just unmount all valid containers. 15466 for (AsecInstallArgs arg : cidArgs) { 15467 synchronized (mInstallLock) { 15468 arg.doPostDeleteLI(false); 15469 } 15470 } 15471 } 15472 15473 /* 15474 * Unload packages mounted on external media. This involves deleting package 15475 * data from internal structures, sending broadcasts about diabled packages, 15476 * gc'ing to free up references, unmounting all secure containers 15477 * corresponding to packages on external media, and posting a 15478 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15479 * that we always have to post this message if status has been requested no 15480 * matter what. 15481 */ 15482 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15483 final boolean reportStatus) { 15484 if (DEBUG_SD_INSTALL) 15485 Log.i(TAG, "unloading media packages"); 15486 ArrayList<String> pkgList = new ArrayList<String>(); 15487 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15488 final Set<AsecInstallArgs> keys = processCids.keySet(); 15489 for (AsecInstallArgs args : keys) { 15490 String pkgName = args.getPackageName(); 15491 if (DEBUG_SD_INSTALL) 15492 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15493 // Delete package internally 15494 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15495 synchronized (mInstallLock) { 15496 boolean res = deletePackageLI(pkgName, null, false, null, null, 15497 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15498 if (res) { 15499 pkgList.add(pkgName); 15500 } else { 15501 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15502 failedList.add(args); 15503 } 15504 } 15505 } 15506 15507 // reader 15508 synchronized (mPackages) { 15509 // We didn't update the settings after removing each package; 15510 // write them now for all packages. 15511 mSettings.writeLPr(); 15512 } 15513 15514 // We have to absolutely send UPDATED_MEDIA_STATUS only 15515 // after confirming that all the receivers processed the ordered 15516 // broadcast when packages get disabled, force a gc to clean things up. 15517 // and unload all the containers. 15518 if (pkgList.size() > 0) { 15519 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15520 new IIntentReceiver.Stub() { 15521 public void performReceive(Intent intent, int resultCode, String data, 15522 Bundle extras, boolean ordered, boolean sticky, 15523 int sendingUser) throws RemoteException { 15524 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15525 reportStatus ? 1 : 0, 1, keys); 15526 mHandler.sendMessage(msg); 15527 } 15528 }); 15529 } else { 15530 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15531 keys); 15532 mHandler.sendMessage(msg); 15533 } 15534 } 15535 15536 private void loadPrivatePackages(VolumeInfo vol) { 15537 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15538 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15539 synchronized (mInstallLock) { 15540 synchronized (mPackages) { 15541 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15542 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15543 for (PackageSetting ps : packages) { 15544 final PackageParser.Package pkg; 15545 try { 15546 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15547 loaded.add(pkg.applicationInfo); 15548 } catch (PackageManagerException e) { 15549 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15550 } 15551 15552 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15553 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15554 } 15555 } 15556 15557 int updateFlags = UPDATE_PERMISSIONS_ALL; 15558 if (ver.sdkVersion != mSdkVersion) { 15559 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15560 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15561 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15562 } 15563 updatePermissionsLPw(null, null, updateFlags); 15564 15565 // Yay, everything is now upgraded 15566 ver.forceCurrent(); 15567 15568 mSettings.writeLPr(); 15569 } 15570 } 15571 15572 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15573 sendResourcesChangedBroadcast(true, false, loaded, null); 15574 } 15575 15576 private void unloadPrivatePackages(VolumeInfo vol) { 15577 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15578 synchronized (mInstallLock) { 15579 synchronized (mPackages) { 15580 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15581 for (PackageSetting ps : packages) { 15582 if (ps.pkg == null) continue; 15583 15584 final ApplicationInfo info = ps.pkg.applicationInfo; 15585 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15586 if (deletePackageLI(ps.name, null, false, null, null, 15587 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15588 unloaded.add(info); 15589 } else { 15590 Slog.w(TAG, "Failed to unload " + ps.codePath); 15591 } 15592 } 15593 15594 mSettings.writeLPr(); 15595 } 15596 } 15597 15598 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15599 sendResourcesChangedBroadcast(false, false, unloaded, null); 15600 } 15601 15602 /** 15603 * Examine all users present on given mounted volume, and destroy data 15604 * belonging to users that are no longer valid, or whose user ID has been 15605 * recycled. 15606 */ 15607 private void reconcileUsers(String volumeUuid) { 15608 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15609 if (ArrayUtils.isEmpty(files)) { 15610 Slog.d(TAG, "No users found on " + volumeUuid); 15611 return; 15612 } 15613 15614 for (File file : files) { 15615 if (!file.isDirectory()) continue; 15616 15617 final int userId; 15618 final UserInfo info; 15619 try { 15620 userId = Integer.parseInt(file.getName()); 15621 info = sUserManager.getUserInfo(userId); 15622 } catch (NumberFormatException e) { 15623 Slog.w(TAG, "Invalid user directory " + file); 15624 continue; 15625 } 15626 15627 boolean destroyUser = false; 15628 if (info == null) { 15629 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15630 + " because no matching user was found"); 15631 destroyUser = true; 15632 } else { 15633 try { 15634 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15635 } catch (IOException e) { 15636 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15637 + " because we failed to enforce serial number: " + e); 15638 destroyUser = true; 15639 } 15640 } 15641 15642 if (destroyUser) { 15643 synchronized (mInstallLock) { 15644 mInstaller.removeUserDataDirs(volumeUuid, userId); 15645 } 15646 } 15647 } 15648 15649 final UserManager um = mContext.getSystemService(UserManager.class); 15650 for (UserInfo user : um.getUsers()) { 15651 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15652 if (userDir.exists()) continue; 15653 15654 try { 15655 UserManagerService.prepareUserDirectory(userDir); 15656 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15657 } catch (IOException e) { 15658 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15659 } 15660 } 15661 } 15662 15663 /** 15664 * Examine all apps present on given mounted volume, and destroy apps that 15665 * aren't expected, either due to uninstallation or reinstallation on 15666 * another volume. 15667 */ 15668 private void reconcileApps(String volumeUuid) { 15669 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15670 if (ArrayUtils.isEmpty(files)) { 15671 Slog.d(TAG, "No apps found on " + volumeUuid); 15672 return; 15673 } 15674 15675 for (File file : files) { 15676 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15677 && !PackageInstallerService.isStageName(file.getName()); 15678 if (!isPackage) { 15679 // Ignore entries which are not packages 15680 continue; 15681 } 15682 15683 boolean destroyApp = false; 15684 String packageName = null; 15685 try { 15686 final PackageLite pkg = PackageParser.parsePackageLite(file, 15687 PackageParser.PARSE_MUST_BE_APK); 15688 packageName = pkg.packageName; 15689 15690 synchronized (mPackages) { 15691 final PackageSetting ps = mSettings.mPackages.get(packageName); 15692 if (ps == null) { 15693 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15694 + volumeUuid + " because we found no install record"); 15695 destroyApp = true; 15696 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15697 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15698 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15699 destroyApp = true; 15700 } 15701 } 15702 15703 } catch (PackageParserException e) { 15704 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15705 destroyApp = true; 15706 } 15707 15708 if (destroyApp) { 15709 synchronized (mInstallLock) { 15710 if (packageName != null) { 15711 removeDataDirsLI(volumeUuid, packageName); 15712 } 15713 if (file.isDirectory()) { 15714 mInstaller.rmPackageDir(file.getAbsolutePath()); 15715 } else { 15716 file.delete(); 15717 } 15718 } 15719 } 15720 } 15721 } 15722 15723 private void unfreezePackage(String packageName) { 15724 synchronized (mPackages) { 15725 final PackageSetting ps = mSettings.mPackages.get(packageName); 15726 if (ps != null) { 15727 ps.frozen = false; 15728 } 15729 } 15730 } 15731 15732 @Override 15733 public int movePackage(final String packageName, final String volumeUuid) { 15734 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15735 15736 final int moveId = mNextMoveId.getAndIncrement(); 15737 try { 15738 movePackageInternal(packageName, volumeUuid, moveId); 15739 } catch (PackageManagerException e) { 15740 Slog.w(TAG, "Failed to move " + packageName, e); 15741 mMoveCallbacks.notifyStatusChanged(moveId, 15742 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15743 } 15744 return moveId; 15745 } 15746 15747 private void movePackageInternal(final String packageName, final String volumeUuid, 15748 final int moveId) throws PackageManagerException { 15749 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15750 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15751 final PackageManager pm = mContext.getPackageManager(); 15752 15753 final boolean currentAsec; 15754 final String currentVolumeUuid; 15755 final File codeFile; 15756 final String installerPackageName; 15757 final String packageAbiOverride; 15758 final int appId; 15759 final String seinfo; 15760 final String label; 15761 15762 // reader 15763 synchronized (mPackages) { 15764 final PackageParser.Package pkg = mPackages.get(packageName); 15765 final PackageSetting ps = mSettings.mPackages.get(packageName); 15766 if (pkg == null || ps == null) { 15767 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15768 } 15769 15770 if (pkg.applicationInfo.isSystemApp()) { 15771 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15772 "Cannot move system application"); 15773 } 15774 15775 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15776 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15777 "Package already moved to " + volumeUuid); 15778 } 15779 15780 final File probe = new File(pkg.codePath); 15781 final File probeOat = new File(probe, "oat"); 15782 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15783 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15784 "Move only supported for modern cluster style installs"); 15785 } 15786 15787 if (ps.frozen) { 15788 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15789 "Failed to move already frozen package"); 15790 } 15791 ps.frozen = true; 15792 15793 currentAsec = pkg.applicationInfo.isForwardLocked() 15794 || pkg.applicationInfo.isExternalAsec(); 15795 currentVolumeUuid = ps.volumeUuid; 15796 codeFile = new File(pkg.codePath); 15797 installerPackageName = ps.installerPackageName; 15798 packageAbiOverride = ps.cpuAbiOverrideString; 15799 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15800 seinfo = pkg.applicationInfo.seinfo; 15801 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15802 } 15803 15804 // Now that we're guarded by frozen state, kill app during move 15805 killApplication(packageName, appId, "move pkg"); 15806 15807 final Bundle extras = new Bundle(); 15808 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15809 extras.putString(Intent.EXTRA_TITLE, label); 15810 mMoveCallbacks.notifyCreated(moveId, extras); 15811 15812 int installFlags; 15813 final boolean moveCompleteApp; 15814 final File measurePath; 15815 15816 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15817 installFlags = INSTALL_INTERNAL; 15818 moveCompleteApp = !currentAsec; 15819 measurePath = Environment.getDataAppDirectory(volumeUuid); 15820 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15821 installFlags = INSTALL_EXTERNAL; 15822 moveCompleteApp = false; 15823 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15824 } else { 15825 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15826 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15827 || !volume.isMountedWritable()) { 15828 unfreezePackage(packageName); 15829 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15830 "Move location not mounted private volume"); 15831 } 15832 15833 Preconditions.checkState(!currentAsec); 15834 15835 installFlags = INSTALL_INTERNAL; 15836 moveCompleteApp = true; 15837 measurePath = Environment.getDataAppDirectory(volumeUuid); 15838 } 15839 15840 final PackageStats stats = new PackageStats(null, -1); 15841 synchronized (mInstaller) { 15842 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15843 unfreezePackage(packageName); 15844 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15845 "Failed to measure package size"); 15846 } 15847 } 15848 15849 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15850 + stats.dataSize); 15851 15852 final long startFreeBytes = measurePath.getFreeSpace(); 15853 final long sizeBytes; 15854 if (moveCompleteApp) { 15855 sizeBytes = stats.codeSize + stats.dataSize; 15856 } else { 15857 sizeBytes = stats.codeSize; 15858 } 15859 15860 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15861 unfreezePackage(packageName); 15862 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15863 "Not enough free space to move"); 15864 } 15865 15866 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15867 15868 final CountDownLatch installedLatch = new CountDownLatch(1); 15869 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15870 @Override 15871 public void onUserActionRequired(Intent intent) throws RemoteException { 15872 throw new IllegalStateException(); 15873 } 15874 15875 @Override 15876 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15877 Bundle extras) throws RemoteException { 15878 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15879 + PackageManager.installStatusToString(returnCode, msg)); 15880 15881 installedLatch.countDown(); 15882 15883 // Regardless of success or failure of the move operation, 15884 // always unfreeze the package 15885 unfreezePackage(packageName); 15886 15887 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15888 switch (status) { 15889 case PackageInstaller.STATUS_SUCCESS: 15890 mMoveCallbacks.notifyStatusChanged(moveId, 15891 PackageManager.MOVE_SUCCEEDED); 15892 break; 15893 case PackageInstaller.STATUS_FAILURE_STORAGE: 15894 mMoveCallbacks.notifyStatusChanged(moveId, 15895 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15896 break; 15897 default: 15898 mMoveCallbacks.notifyStatusChanged(moveId, 15899 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15900 break; 15901 } 15902 } 15903 }; 15904 15905 final MoveInfo move; 15906 if (moveCompleteApp) { 15907 // Kick off a thread to report progress estimates 15908 new Thread() { 15909 @Override 15910 public void run() { 15911 while (true) { 15912 try { 15913 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15914 break; 15915 } 15916 } catch (InterruptedException ignored) { 15917 } 15918 15919 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15920 final int progress = 10 + (int) MathUtils.constrain( 15921 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15922 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15923 } 15924 } 15925 }.start(); 15926 15927 final String dataAppName = codeFile.getName(); 15928 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15929 dataAppName, appId, seinfo); 15930 } else { 15931 move = null; 15932 } 15933 15934 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15935 15936 final Message msg = mHandler.obtainMessage(INIT_COPY); 15937 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15938 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15939 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15940 mHandler.sendMessage(msg); 15941 } 15942 15943 @Override 15944 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15945 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15946 15947 final int realMoveId = mNextMoveId.getAndIncrement(); 15948 final Bundle extras = new Bundle(); 15949 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15950 mMoveCallbacks.notifyCreated(realMoveId, extras); 15951 15952 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15953 @Override 15954 public void onCreated(int moveId, Bundle extras) { 15955 // Ignored 15956 } 15957 15958 @Override 15959 public void onStatusChanged(int moveId, int status, long estMillis) { 15960 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15961 } 15962 }; 15963 15964 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15965 storage.setPrimaryStorageUuid(volumeUuid, callback); 15966 return realMoveId; 15967 } 15968 15969 @Override 15970 public int getMoveStatus(int moveId) { 15971 mContext.enforceCallingOrSelfPermission( 15972 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15973 return mMoveCallbacks.mLastStatus.get(moveId); 15974 } 15975 15976 @Override 15977 public void registerMoveCallback(IPackageMoveObserver callback) { 15978 mContext.enforceCallingOrSelfPermission( 15979 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15980 mMoveCallbacks.register(callback); 15981 } 15982 15983 @Override 15984 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15985 mContext.enforceCallingOrSelfPermission( 15986 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15987 mMoveCallbacks.unregister(callback); 15988 } 15989 15990 @Override 15991 public boolean setInstallLocation(int loc) { 15992 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15993 null); 15994 if (getInstallLocation() == loc) { 15995 return true; 15996 } 15997 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15998 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15999 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16000 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16001 return true; 16002 } 16003 return false; 16004 } 16005 16006 @Override 16007 public int getInstallLocation() { 16008 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16009 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16010 PackageHelper.APP_INSTALL_AUTO); 16011 } 16012 16013 /** Called by UserManagerService */ 16014 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16015 mDirtyUsers.remove(userHandle); 16016 mSettings.removeUserLPw(userHandle); 16017 mPendingBroadcasts.remove(userHandle); 16018 if (mInstaller != null) { 16019 // Technically, we shouldn't be doing this with the package lock 16020 // held. However, this is very rare, and there is already so much 16021 // other disk I/O going on, that we'll let it slide for now. 16022 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16023 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16024 final String volumeUuid = vol.getFsUuid(); 16025 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16026 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16027 } 16028 } 16029 mUserNeedsBadging.delete(userHandle); 16030 removeUnusedPackagesLILPw(userManager, userHandle); 16031 } 16032 16033 /** 16034 * We're removing userHandle and would like to remove any downloaded packages 16035 * that are no longer in use by any other user. 16036 * @param userHandle the user being removed 16037 */ 16038 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16039 final boolean DEBUG_CLEAN_APKS = false; 16040 int [] users = userManager.getUserIdsLPr(); 16041 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16042 while (psit.hasNext()) { 16043 PackageSetting ps = psit.next(); 16044 if (ps.pkg == null) { 16045 continue; 16046 } 16047 final String packageName = ps.pkg.packageName; 16048 // Skip over if system app 16049 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16050 continue; 16051 } 16052 if (DEBUG_CLEAN_APKS) { 16053 Slog.i(TAG, "Checking package " + packageName); 16054 } 16055 boolean keep = false; 16056 for (int i = 0; i < users.length; i++) { 16057 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16058 keep = true; 16059 if (DEBUG_CLEAN_APKS) { 16060 Slog.i(TAG, " Keeping package " + packageName + " for user " 16061 + users[i]); 16062 } 16063 break; 16064 } 16065 } 16066 if (!keep) { 16067 if (DEBUG_CLEAN_APKS) { 16068 Slog.i(TAG, " Removing package " + packageName); 16069 } 16070 mHandler.post(new Runnable() { 16071 public void run() { 16072 deletePackageX(packageName, userHandle, 0); 16073 } //end run 16074 }); 16075 } 16076 } 16077 } 16078 16079 /** Called by UserManagerService */ 16080 void createNewUserLILPw(int userHandle) { 16081 if (mInstaller != null) { 16082 mInstaller.createUserConfig(userHandle); 16083 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16084 applyFactoryDefaultBrowserLPw(userHandle); 16085 primeDomainVerificationsLPw(userHandle); 16086 } 16087 } 16088 16089 void newUserCreated(final int userHandle) { 16090 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16091 } 16092 16093 @Override 16094 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16095 mContext.enforceCallingOrSelfPermission( 16096 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16097 "Only package verification agents can read the verifier device identity"); 16098 16099 synchronized (mPackages) { 16100 return mSettings.getVerifierDeviceIdentityLPw(); 16101 } 16102 } 16103 16104 @Override 16105 public void setPermissionEnforced(String permission, boolean enforced) { 16106 // TODO: Now that we no longer change GID for storage, this should to away. 16107 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16108 "setPermissionEnforced"); 16109 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16110 synchronized (mPackages) { 16111 if (mSettings.mReadExternalStorageEnforced == null 16112 || mSettings.mReadExternalStorageEnforced != enforced) { 16113 mSettings.mReadExternalStorageEnforced = enforced; 16114 mSettings.writeLPr(); 16115 } 16116 } 16117 // kill any non-foreground processes so we restart them and 16118 // grant/revoke the GID. 16119 final IActivityManager am = ActivityManagerNative.getDefault(); 16120 if (am != null) { 16121 final long token = Binder.clearCallingIdentity(); 16122 try { 16123 am.killProcessesBelowForeground("setPermissionEnforcement"); 16124 } catch (RemoteException e) { 16125 } finally { 16126 Binder.restoreCallingIdentity(token); 16127 } 16128 } 16129 } else { 16130 throw new IllegalArgumentException("No selective enforcement for " + permission); 16131 } 16132 } 16133 16134 @Override 16135 @Deprecated 16136 public boolean isPermissionEnforced(String permission) { 16137 return true; 16138 } 16139 16140 @Override 16141 public boolean isStorageLow() { 16142 final long token = Binder.clearCallingIdentity(); 16143 try { 16144 final DeviceStorageMonitorInternal 16145 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16146 if (dsm != null) { 16147 return dsm.isMemoryLow(); 16148 } else { 16149 return false; 16150 } 16151 } finally { 16152 Binder.restoreCallingIdentity(token); 16153 } 16154 } 16155 16156 @Override 16157 public IPackageInstaller getPackageInstaller() { 16158 return mInstallerService; 16159 } 16160 16161 private boolean userNeedsBadging(int userId) { 16162 int index = mUserNeedsBadging.indexOfKey(userId); 16163 if (index < 0) { 16164 final UserInfo userInfo; 16165 final long token = Binder.clearCallingIdentity(); 16166 try { 16167 userInfo = sUserManager.getUserInfo(userId); 16168 } finally { 16169 Binder.restoreCallingIdentity(token); 16170 } 16171 final boolean b; 16172 if (userInfo != null && userInfo.isManagedProfile()) { 16173 b = true; 16174 } else { 16175 b = false; 16176 } 16177 mUserNeedsBadging.put(userId, b); 16178 return b; 16179 } 16180 return mUserNeedsBadging.valueAt(index); 16181 } 16182 16183 @Override 16184 public KeySet getKeySetByAlias(String packageName, String alias) { 16185 if (packageName == null || alias == null) { 16186 return null; 16187 } 16188 synchronized(mPackages) { 16189 final PackageParser.Package pkg = mPackages.get(packageName); 16190 if (pkg == null) { 16191 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16192 throw new IllegalArgumentException("Unknown package: " + packageName); 16193 } 16194 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16195 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16196 } 16197 } 16198 16199 @Override 16200 public KeySet getSigningKeySet(String packageName) { 16201 if (packageName == null) { 16202 return null; 16203 } 16204 synchronized(mPackages) { 16205 final PackageParser.Package pkg = mPackages.get(packageName); 16206 if (pkg == null) { 16207 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16208 throw new IllegalArgumentException("Unknown package: " + packageName); 16209 } 16210 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16211 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16212 throw new SecurityException("May not access signing KeySet of other apps."); 16213 } 16214 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16215 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16216 } 16217 } 16218 16219 @Override 16220 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16221 if (packageName == null || ks == null) { 16222 return false; 16223 } 16224 synchronized(mPackages) { 16225 final PackageParser.Package pkg = mPackages.get(packageName); 16226 if (pkg == null) { 16227 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16228 throw new IllegalArgumentException("Unknown package: " + packageName); 16229 } 16230 IBinder ksh = ks.getToken(); 16231 if (ksh instanceof KeySetHandle) { 16232 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16233 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16234 } 16235 return false; 16236 } 16237 } 16238 16239 @Override 16240 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16241 if (packageName == null || ks == null) { 16242 return false; 16243 } 16244 synchronized(mPackages) { 16245 final PackageParser.Package pkg = mPackages.get(packageName); 16246 if (pkg == null) { 16247 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16248 throw new IllegalArgumentException("Unknown package: " + packageName); 16249 } 16250 IBinder ksh = ks.getToken(); 16251 if (ksh instanceof KeySetHandle) { 16252 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16253 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16254 } 16255 return false; 16256 } 16257 } 16258 16259 public void getUsageStatsIfNoPackageUsageInfo() { 16260 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16261 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16262 if (usm == null) { 16263 throw new IllegalStateException("UsageStatsManager must be initialized"); 16264 } 16265 long now = System.currentTimeMillis(); 16266 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16267 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16268 String packageName = entry.getKey(); 16269 PackageParser.Package pkg = mPackages.get(packageName); 16270 if (pkg == null) { 16271 continue; 16272 } 16273 UsageStats usage = entry.getValue(); 16274 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16275 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16276 } 16277 } 16278 } 16279 16280 /** 16281 * Check and throw if the given before/after packages would be considered a 16282 * downgrade. 16283 */ 16284 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16285 throws PackageManagerException { 16286 if (after.versionCode < before.mVersionCode) { 16287 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16288 "Update version code " + after.versionCode + " is older than current " 16289 + before.mVersionCode); 16290 } else if (after.versionCode == before.mVersionCode) { 16291 if (after.baseRevisionCode < before.baseRevisionCode) { 16292 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16293 "Update base revision code " + after.baseRevisionCode 16294 + " is older than current " + before.baseRevisionCode); 16295 } 16296 16297 if (!ArrayUtils.isEmpty(after.splitNames)) { 16298 for (int i = 0; i < after.splitNames.length; i++) { 16299 final String splitName = after.splitNames[i]; 16300 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16301 if (j != -1) { 16302 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16303 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16304 "Update split " + splitName + " revision code " 16305 + after.splitRevisionCodes[i] + " is older than current " 16306 + before.splitRevisionCodes[j]); 16307 } 16308 } 16309 } 16310 } 16311 } 16312 } 16313 16314 private static class MoveCallbacks extends Handler { 16315 private static final int MSG_CREATED = 1; 16316 private static final int MSG_STATUS_CHANGED = 2; 16317 16318 private final RemoteCallbackList<IPackageMoveObserver> 16319 mCallbacks = new RemoteCallbackList<>(); 16320 16321 private final SparseIntArray mLastStatus = new SparseIntArray(); 16322 16323 public MoveCallbacks(Looper looper) { 16324 super(looper); 16325 } 16326 16327 public void register(IPackageMoveObserver callback) { 16328 mCallbacks.register(callback); 16329 } 16330 16331 public void unregister(IPackageMoveObserver callback) { 16332 mCallbacks.unregister(callback); 16333 } 16334 16335 @Override 16336 public void handleMessage(Message msg) { 16337 final SomeArgs args = (SomeArgs) msg.obj; 16338 final int n = mCallbacks.beginBroadcast(); 16339 for (int i = 0; i < n; i++) { 16340 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16341 try { 16342 invokeCallback(callback, msg.what, args); 16343 } catch (RemoteException ignored) { 16344 } 16345 } 16346 mCallbacks.finishBroadcast(); 16347 args.recycle(); 16348 } 16349 16350 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16351 throws RemoteException { 16352 switch (what) { 16353 case MSG_CREATED: { 16354 callback.onCreated(args.argi1, (Bundle) args.arg2); 16355 break; 16356 } 16357 case MSG_STATUS_CHANGED: { 16358 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16359 break; 16360 } 16361 } 16362 } 16363 16364 private void notifyCreated(int moveId, Bundle extras) { 16365 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16366 16367 final SomeArgs args = SomeArgs.obtain(); 16368 args.argi1 = moveId; 16369 args.arg2 = extras; 16370 obtainMessage(MSG_CREATED, args).sendToTarget(); 16371 } 16372 16373 private void notifyStatusChanged(int moveId, int status) { 16374 notifyStatusChanged(moveId, status, -1); 16375 } 16376 16377 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16378 Slog.v(TAG, "Move " + moveId + " status " + status); 16379 16380 final SomeArgs args = SomeArgs.obtain(); 16381 args.argi1 = moveId; 16382 args.argi2 = status; 16383 args.arg3 = estMillis; 16384 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16385 16386 synchronized (mLastStatus) { 16387 mLastStatus.put(moveId, status); 16388 } 16389 } 16390 } 16391 16392 private final class OnPermissionChangeListeners extends Handler { 16393 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16394 16395 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16396 new RemoteCallbackList<>(); 16397 16398 public OnPermissionChangeListeners(Looper looper) { 16399 super(looper); 16400 } 16401 16402 @Override 16403 public void handleMessage(Message msg) { 16404 switch (msg.what) { 16405 case MSG_ON_PERMISSIONS_CHANGED: { 16406 final int uid = msg.arg1; 16407 handleOnPermissionsChanged(uid); 16408 } break; 16409 } 16410 } 16411 16412 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16413 mPermissionListeners.register(listener); 16414 16415 } 16416 16417 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16418 mPermissionListeners.unregister(listener); 16419 } 16420 16421 public void onPermissionsChanged(int uid) { 16422 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16423 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16424 } 16425 } 16426 16427 private void handleOnPermissionsChanged(int uid) { 16428 final int count = mPermissionListeners.beginBroadcast(); 16429 try { 16430 for (int i = 0; i < count; i++) { 16431 IOnPermissionsChangeListener callback = mPermissionListeners 16432 .getBroadcastItem(i); 16433 try { 16434 callback.onPermissionsChanged(uid); 16435 } catch (RemoteException e) { 16436 Log.e(TAG, "Permission listener is dead", e); 16437 } 16438 } 16439 } finally { 16440 mPermissionListeners.finishBroadcast(); 16441 } 16442 } 16443 } 16444 16445 private class PackageManagerInternalImpl extends PackageManagerInternal { 16446 @Override 16447 public void setLocationPackagesProvider(PackagesProvider provider) { 16448 synchronized (mPackages) { 16449 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16450 } 16451 } 16452 16453 @Override 16454 public void setImePackagesProvider(PackagesProvider provider) { 16455 synchronized (mPackages) { 16456 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16457 } 16458 } 16459 16460 @Override 16461 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16462 synchronized (mPackages) { 16463 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16464 } 16465 } 16466 16467 @Override 16468 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16469 synchronized (mPackages) { 16470 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16471 } 16472 } 16473 16474 @Override 16475 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16476 synchronized (mPackages) { 16477 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16478 } 16479 } 16480 16481 @Override 16482 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16483 synchronized (mPackages) { 16484 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16485 } 16486 } 16487 16488 @Override 16489 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16490 synchronized (mPackages) { 16491 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16492 packageName, userId); 16493 } 16494 } 16495 16496 @Override 16497 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16498 synchronized (mPackages) { 16499 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16500 packageName, userId); 16501 } 16502 } 16503 } 16504 16505 @Override 16506 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16507 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16508 synchronized (mPackages) { 16509 final long identity = Binder.clearCallingIdentity(); 16510 try { 16511 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16512 packageNames, userId); 16513 } finally { 16514 Binder.restoreCallingIdentity(identity); 16515 } 16516 } 16517 } 16518 16519 private static void enforceSystemOrPhoneCaller(String tag) { 16520 int callingUid = Binder.getCallingUid(); 16521 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16522 throw new SecurityException( 16523 "Cannot call " + tag + " from UID " + callingUid); 16524 } 16525 } 16526} 16527