PackageManagerService.java revision 5e181938c4de87e9535e8295a8dbf06f99631834
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_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.Binder; 147import android.os.Build; 148import android.os.Bundle; 149import android.os.Debug; 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.StorageEventListener; 170import android.os.storage.StorageManager; 171import android.os.storage.VolumeInfo; 172import android.os.storage.VolumeRecord; 173import android.security.KeyStore; 174import android.security.SystemKeyStore; 175import android.system.ErrnoException; 176import android.system.Os; 177import android.system.StructStat; 178import android.text.TextUtils; 179import android.text.format.DateUtils; 180import android.util.ArrayMap; 181import android.util.ArraySet; 182import android.util.AtomicFile; 183import android.util.DisplayMetrics; 184import android.util.EventLog; 185import android.util.ExceptionUtils; 186import android.util.Log; 187import android.util.LogPrinter; 188import android.util.MathUtils; 189import android.util.PrintStreamPrinter; 190import android.util.Slog; 191import android.util.SparseArray; 192import android.util.SparseBooleanArray; 193import android.util.SparseIntArray; 194import android.util.Xml; 195import android.view.Display; 196 197import dalvik.system.DexFile; 198import dalvik.system.VMRuntime; 199 200import libcore.io.IoUtils; 201import libcore.util.EmptyArray; 202 203import com.android.internal.R; 204import com.android.internal.annotations.GuardedBy; 205import com.android.internal.app.IMediaContainerService; 206import com.android.internal.app.ResolverActivity; 207import com.android.internal.content.NativeLibraryHelper; 208import com.android.internal.content.PackageHelper; 209import com.android.internal.os.IParcelFileDescriptorFactory; 210import com.android.internal.os.SomeArgs; 211import com.android.internal.os.Zygote; 212import com.android.internal.util.ArrayUtils; 213import com.android.internal.util.FastPrintWriter; 214import com.android.internal.util.FastXmlSerializer; 215import com.android.internal.util.IndentingPrintWriter; 216import com.android.internal.util.Preconditions; 217import com.android.server.EventLogTags; 218import com.android.server.FgThread; 219import com.android.server.IntentResolver; 220import com.android.server.LocalServices; 221import com.android.server.ServiceThread; 222import com.android.server.SystemConfig; 223import com.android.server.Watchdog; 224import com.android.server.pm.PermissionsState.PermissionState; 225import com.android.server.pm.Settings.DatabaseVersion; 226import com.android.server.storage.DeviceStorageMonitorInternal; 227 228import org.xmlpull.v1.XmlPullParser; 229import org.xmlpull.v1.XmlPullParserException; 230import org.xmlpull.v1.XmlSerializer; 231 232import java.io.BufferedInputStream; 233import java.io.BufferedOutputStream; 234import java.io.BufferedReader; 235import java.io.ByteArrayInputStream; 236import java.io.ByteArrayOutputStream; 237import java.io.File; 238import java.io.FileDescriptor; 239import java.io.FileNotFoundException; 240import java.io.FileOutputStream; 241import java.io.FileReader; 242import java.io.FilenameFilter; 243import java.io.IOException; 244import java.io.InputStream; 245import java.io.PrintWriter; 246import java.nio.charset.StandardCharsets; 247import java.security.NoSuchAlgorithmException; 248import java.security.PublicKey; 249import java.security.cert.CertificateEncodingException; 250import java.security.cert.CertificateException; 251import java.text.SimpleDateFormat; 252import java.util.ArrayList; 253import java.util.Arrays; 254import java.util.Collection; 255import java.util.Collections; 256import java.util.Comparator; 257import java.util.Date; 258import java.util.Iterator; 259import java.util.List; 260import java.util.Map; 261import java.util.Objects; 262import java.util.Set; 263import java.util.concurrent.CountDownLatch; 264import java.util.concurrent.TimeUnit; 265import java.util.concurrent.atomic.AtomicBoolean; 266import java.util.concurrent.atomic.AtomicInteger; 267import java.util.concurrent.atomic.AtomicLong; 268 269/** 270 * Keep track of all those .apks everywhere. 271 * 272 * This is very central to the platform's security; please run the unit 273 * tests whenever making modifications here: 274 * 275runtest -c android.content.pm.PackageManagerTests frameworks-core 276 * 277 * {@hide} 278 */ 279public class PackageManagerService extends IPackageManager.Stub { 280 static final String TAG = "PackageManager"; 281 static final boolean DEBUG_SETTINGS = false; 282 static final boolean DEBUG_PREFERRED = false; 283 static final boolean DEBUG_UPGRADE = false; 284 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 285 private static final boolean DEBUG_BACKUP = true; 286 private static final boolean DEBUG_INSTALL = false; 287 private static final boolean DEBUG_REMOVE = false; 288 private static final boolean DEBUG_BROADCASTS = false; 289 private static final boolean DEBUG_SHOW_INFO = false; 290 private static final boolean DEBUG_PACKAGE_INFO = false; 291 private static final boolean DEBUG_INTENT_MATCHING = false; 292 private static final boolean DEBUG_PACKAGE_SCANNING = false; 293 private static final boolean DEBUG_VERIFY = false; 294 private static final boolean DEBUG_DEXOPT = false; 295 private static final boolean DEBUG_ABI_SELECTION = false; 296 297 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 298 299 private static final int RADIO_UID = Process.PHONE_UID; 300 private static final int LOG_UID = Process.LOG_UID; 301 private static final int NFC_UID = Process.NFC_UID; 302 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 303 private static final int SHELL_UID = Process.SHELL_UID; 304 305 // Cap the size of permission trees that 3rd party apps can define 306 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 307 308 // Suffix used during package installation when copying/moving 309 // package apks to install directory. 310 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 311 312 static final int SCAN_NO_DEX = 1<<1; 313 static final int SCAN_FORCE_DEX = 1<<2; 314 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 315 static final int SCAN_NEW_INSTALL = 1<<4; 316 static final int SCAN_NO_PATHS = 1<<5; 317 static final int SCAN_UPDATE_TIME = 1<<6; 318 static final int SCAN_DEFER_DEX = 1<<7; 319 static final int SCAN_BOOTING = 1<<8; 320 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 321 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 322 static final int SCAN_REQUIRE_KNOWN = 1<<12; 323 static final int SCAN_MOVE = 1<<13; 324 static final int SCAN_INITIAL = 1<<14; 325 326 static final int REMOVE_CHATTY = 1<<16; 327 328 private static final int[] EMPTY_INT_ARRAY = new int[0]; 329 330 /** 331 * Timeout (in milliseconds) after which the watchdog should declare that 332 * our handler thread is wedged. The usual default for such things is one 333 * minute but we sometimes do very lengthy I/O operations on this thread, 334 * such as installing multi-gigabyte applications, so ours needs to be longer. 335 */ 336 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 337 338 /** 339 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 340 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 341 * settings entry if available, otherwise we use the hardcoded default. If it's been 342 * more than this long since the last fstrim, we force one during the boot sequence. 343 * 344 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 345 * one gets run at the next available charging+idle time. This final mandatory 346 * no-fstrim check kicks in only of the other scheduling criteria is never met. 347 */ 348 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 349 350 /** 351 * Whether verification is enabled by default. 352 */ 353 private static final boolean DEFAULT_VERIFY_ENABLE = true; 354 355 /** 356 * The default maximum time to wait for the verification agent to return in 357 * milliseconds. 358 */ 359 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 360 361 /** 362 * The default response for package verification timeout. 363 * 364 * This can be either PackageManager.VERIFICATION_ALLOW or 365 * PackageManager.VERIFICATION_REJECT. 366 */ 367 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 368 369 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 370 371 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 372 DEFAULT_CONTAINER_PACKAGE, 373 "com.android.defcontainer.DefaultContainerService"); 374 375 private static final String KILL_APP_REASON_GIDS_CHANGED = 376 "permission grant or revoke changed gids"; 377 378 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 379 "permissions revoked"; 380 381 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 382 383 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 384 385 /** Permission grant: not grant the permission. */ 386 private static final int GRANT_DENIED = 1; 387 388 /** Permission grant: grant the permission as an install permission. */ 389 private static final int GRANT_INSTALL = 2; 390 391 /** Permission grant: grant the permission as an install permission for a legacy app. */ 392 private static final int GRANT_INSTALL_LEGACY = 3; 393 394 /** Permission grant: grant the permission as a runtime one. */ 395 private static final int GRANT_RUNTIME = 4; 396 397 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 398 private static final int GRANT_UPGRADE = 5; 399 400 /** Canonical intent used to identify what counts as a "web browser" app */ 401 private static final Intent sBrowserIntent; 402 static { 403 sBrowserIntent = new Intent(); 404 sBrowserIntent.setAction(Intent.ACTION_VIEW); 405 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 406 sBrowserIntent.setData(Uri.parse("http:")); 407 } 408 409 final ServiceThread mHandlerThread; 410 411 final PackageHandler mHandler; 412 413 /** 414 * Messages for {@link #mHandler} that need to wait for system ready before 415 * being dispatched. 416 */ 417 private ArrayList<Message> mPostSystemReadyMessages; 418 419 final int mSdkVersion = Build.VERSION.SDK_INT; 420 421 final Context mContext; 422 final boolean mFactoryTest; 423 final boolean mOnlyCore; 424 final boolean mLazyDexOpt; 425 final long mDexOptLRUThresholdInMills; 426 final DisplayMetrics mMetrics; 427 final int mDefParseFlags; 428 final String[] mSeparateProcesses; 429 final boolean mIsUpgrade; 430 431 // This is where all application persistent data goes. 432 final File mAppDataDir; 433 434 // This is where all application persistent data goes for secondary users. 435 final File mUserAppDataDir; 436 437 /** The location for ASEC container files on internal storage. */ 438 final String mAsecInternalPath; 439 440 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 441 // LOCK HELD. Can be called with mInstallLock held. 442 @GuardedBy("mInstallLock") 443 final Installer mInstaller; 444 445 /** Directory where installed third-party apps stored */ 446 final File mAppInstallDir; 447 448 /** 449 * Directory to which applications installed internally have their 450 * 32 bit native libraries copied. 451 */ 452 private File mAppLib32InstallDir; 453 454 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 455 // apps. 456 final File mDrmAppPrivateInstallDir; 457 458 // ---------------------------------------------------------------- 459 460 // Lock for state used when installing and doing other long running 461 // operations. Methods that must be called with this lock held have 462 // the suffix "LI". 463 final Object mInstallLock = new Object(); 464 465 // ---------------------------------------------------------------- 466 467 // Keys are String (package name), values are Package. This also serves 468 // as the lock for the global state. Methods that must be called with 469 // this lock held have the prefix "LP". 470 @GuardedBy("mPackages") 471 final ArrayMap<String, PackageParser.Package> mPackages = 472 new ArrayMap<String, PackageParser.Package>(); 473 474 // Tracks available target package names -> overlay package paths. 475 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 476 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 477 478 /** 479 * Tracks new system packages [receiving in an OTA] that we expect to 480 * find updated user-installed versions. Keys are package name, values 481 * are package location. 482 */ 483 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 484 485 final Settings mSettings; 486 boolean mRestoredSettings; 487 488 // System configuration read by SystemConfig. 489 final int[] mGlobalGids; 490 final SparseArray<ArraySet<String>> mSystemPermissions; 491 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 492 493 // If mac_permissions.xml was found for seinfo labeling. 494 boolean mFoundPolicyFile; 495 496 // If a recursive restorecon of /data/data/<pkg> is needed. 497 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 498 499 public static final class SharedLibraryEntry { 500 public final String path; 501 public final String apk; 502 503 SharedLibraryEntry(String _path, String _apk) { 504 path = _path; 505 apk = _apk; 506 } 507 } 508 509 // Currently known shared libraries. 510 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 511 new ArrayMap<String, SharedLibraryEntry>(); 512 513 // All available activities, for your resolving pleasure. 514 final ActivityIntentResolver mActivities = 515 new ActivityIntentResolver(); 516 517 // All available receivers, for your resolving pleasure. 518 final ActivityIntentResolver mReceivers = 519 new ActivityIntentResolver(); 520 521 // All available services, for your resolving pleasure. 522 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 523 524 // All available providers, for your resolving pleasure. 525 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 526 527 // Mapping from provider base names (first directory in content URI codePath) 528 // to the provider information. 529 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 530 new ArrayMap<String, PackageParser.Provider>(); 531 532 // Mapping from instrumentation class names to info about them. 533 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 534 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 535 536 // Mapping from permission names to info about them. 537 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 538 new ArrayMap<String, PackageParser.PermissionGroup>(); 539 540 // Packages whose data we have transfered into another package, thus 541 // should no longer exist. 542 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 543 544 // Broadcast actions that are only available to the system. 545 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 546 547 /** List of packages waiting for verification. */ 548 final SparseArray<PackageVerificationState> mPendingVerification 549 = new SparseArray<PackageVerificationState>(); 550 551 /** Set of packages associated with each app op permission. */ 552 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 553 554 final PackageInstallerService mInstallerService; 555 556 private final PackageDexOptimizer mPackageDexOptimizer; 557 558 private AtomicInteger mNextMoveId = new AtomicInteger(); 559 private final MoveCallbacks mMoveCallbacks; 560 561 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 562 563 // Cache of users who need badging. 564 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 565 566 /** Token for keys in mPendingVerification. */ 567 private int mPendingVerificationToken = 0; 568 569 volatile boolean mSystemReady; 570 volatile boolean mSafeMode; 571 volatile boolean mHasSystemUidErrors; 572 573 ApplicationInfo mAndroidApplication; 574 final ActivityInfo mResolveActivity = new ActivityInfo(); 575 final ResolveInfo mResolveInfo = new ResolveInfo(); 576 ComponentName mResolveComponentName; 577 PackageParser.Package mPlatformPackage; 578 ComponentName mCustomResolverComponentName; 579 580 boolean mResolverReplaced = false; 581 582 private final ComponentName mIntentFilterVerifierComponent; 583 private int mIntentFilterVerificationToken = 0; 584 585 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 586 = new SparseArray<IntentFilterVerificationState>(); 587 588 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 589 new DefaultPermissionGrantPolicy(this); 590 591 private static class IFVerificationParams { 592 PackageParser.Package pkg; 593 boolean replacing; 594 int userId; 595 int verifierUid; 596 597 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 598 int _userId, int _verifierUid) { 599 pkg = _pkg; 600 replacing = _replacing; 601 userId = _userId; 602 replacing = _replacing; 603 verifierUid = _verifierUid; 604 } 605 } 606 607 private interface IntentFilterVerifier<T extends IntentFilter> { 608 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 609 T filter, String packageName); 610 void startVerifications(int userId); 611 void receiveVerificationResponse(int verificationId); 612 } 613 614 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 615 private Context mContext; 616 private ComponentName mIntentFilterVerifierComponent; 617 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 618 619 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 620 mContext = context; 621 mIntentFilterVerifierComponent = verifierComponent; 622 } 623 624 private String getDefaultScheme() { 625 return IntentFilter.SCHEME_HTTPS; 626 } 627 628 @Override 629 public void startVerifications(int userId) { 630 // Launch verifications requests 631 int count = mCurrentIntentFilterVerifications.size(); 632 for (int n=0; n<count; n++) { 633 int verificationId = mCurrentIntentFilterVerifications.get(n); 634 final IntentFilterVerificationState ivs = 635 mIntentFilterVerificationStates.get(verificationId); 636 637 String packageName = ivs.getPackageName(); 638 639 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 640 final int filterCount = filters.size(); 641 ArraySet<String> domainsSet = new ArraySet<>(); 642 for (int m=0; m<filterCount; m++) { 643 PackageParser.ActivityIntentInfo filter = filters.get(m); 644 domainsSet.addAll(filter.getHostsList()); 645 } 646 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 647 synchronized (mPackages) { 648 if (mSettings.createIntentFilterVerificationIfNeededLPw( 649 packageName, domainsList) != null) { 650 scheduleWriteSettingsLocked(); 651 } 652 } 653 sendVerificationRequest(userId, verificationId, ivs); 654 } 655 mCurrentIntentFilterVerifications.clear(); 656 } 657 658 private void sendVerificationRequest(int userId, int verificationId, 659 IntentFilterVerificationState ivs) { 660 661 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 662 verificationIntent.putExtra( 663 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 664 verificationId); 665 verificationIntent.putExtra( 666 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 667 getDefaultScheme()); 668 verificationIntent.putExtra( 669 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 670 ivs.getHostsString()); 671 verificationIntent.putExtra( 672 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 673 ivs.getPackageName()); 674 verificationIntent.setComponent(mIntentFilterVerifierComponent); 675 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 676 677 UserHandle user = new UserHandle(userId); 678 mContext.sendBroadcastAsUser(verificationIntent, user); 679 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 680 "Sending IntentFilter verification broadcast"); 681 } 682 683 public void receiveVerificationResponse(int verificationId) { 684 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 685 686 final boolean verified = ivs.isVerified(); 687 688 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 689 final int count = filters.size(); 690 if (DEBUG_DOMAIN_VERIFICATION) { 691 Slog.i(TAG, "Received verification response " + verificationId 692 + " for " + count + " filters, verified=" + verified); 693 } 694 for (int n=0; n<count; n++) { 695 PackageParser.ActivityIntentInfo filter = filters.get(n); 696 filter.setVerified(verified); 697 698 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 699 + " verified with result:" + verified + " and hosts:" 700 + ivs.getHostsString()); 701 } 702 703 mIntentFilterVerificationStates.remove(verificationId); 704 705 final String packageName = ivs.getPackageName(); 706 IntentFilterVerificationInfo ivi = null; 707 708 synchronized (mPackages) { 709 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 710 } 711 if (ivi == null) { 712 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 713 + verificationId + " packageName:" + packageName); 714 return; 715 } 716 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 717 "Updating IntentFilterVerificationInfo for package " + packageName 718 +" verificationId:" + verificationId); 719 720 synchronized (mPackages) { 721 if (verified) { 722 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 723 } else { 724 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 725 } 726 scheduleWriteSettingsLocked(); 727 728 final int userId = ivs.getUserId(); 729 if (userId != UserHandle.USER_ALL) { 730 final int userStatus = 731 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 732 733 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 734 boolean needUpdate = false; 735 736 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 737 // already been set by the User thru the Disambiguation dialog 738 switch (userStatus) { 739 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 740 if (verified) { 741 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 742 } else { 743 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 744 } 745 needUpdate = true; 746 break; 747 748 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 749 if (verified) { 750 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 751 needUpdate = true; 752 } 753 break; 754 755 default: 756 // Nothing to do 757 } 758 759 if (needUpdate) { 760 mSettings.updateIntentFilterVerificationStatusLPw( 761 packageName, updatedStatus, userId); 762 scheduleWritePackageRestrictionsLocked(userId); 763 } 764 } 765 } 766 } 767 768 @Override 769 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 770 ActivityIntentInfo filter, String packageName) { 771 if (!hasValidDomains(filter)) { 772 return false; 773 } 774 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 775 if (ivs == null) { 776 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 777 packageName); 778 } 779 if (DEBUG_DOMAIN_VERIFICATION) { 780 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 781 } 782 ivs.addFilter(filter); 783 return true; 784 } 785 786 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 787 int userId, int verificationId, String packageName) { 788 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 789 verifierUid, userId, packageName); 790 ivs.setPendingState(); 791 synchronized (mPackages) { 792 mIntentFilterVerificationStates.append(verificationId, ivs); 793 mCurrentIntentFilterVerifications.add(verificationId); 794 } 795 return ivs; 796 } 797 } 798 799 private static boolean hasValidDomains(ActivityIntentInfo filter) { 800 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 801 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 802 if (!hasHTTPorHTTPS) { 803 return false; 804 } 805 return true; 806 } 807 808 private IntentFilterVerifier mIntentFilterVerifier; 809 810 // Set of pending broadcasts for aggregating enable/disable of components. 811 static class PendingPackageBroadcasts { 812 // for each user id, a map of <package name -> components within that package> 813 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 814 815 public PendingPackageBroadcasts() { 816 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 817 } 818 819 public ArrayList<String> get(int userId, String packageName) { 820 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 821 return packages.get(packageName); 822 } 823 824 public void put(int userId, String packageName, ArrayList<String> components) { 825 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 826 packages.put(packageName, components); 827 } 828 829 public void remove(int userId, String packageName) { 830 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 831 if (packages != null) { 832 packages.remove(packageName); 833 } 834 } 835 836 public void remove(int userId) { 837 mUidMap.remove(userId); 838 } 839 840 public int userIdCount() { 841 return mUidMap.size(); 842 } 843 844 public int userIdAt(int n) { 845 return mUidMap.keyAt(n); 846 } 847 848 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 849 return mUidMap.get(userId); 850 } 851 852 public int size() { 853 // total number of pending broadcast entries across all userIds 854 int num = 0; 855 for (int i = 0; i< mUidMap.size(); i++) { 856 num += mUidMap.valueAt(i).size(); 857 } 858 return num; 859 } 860 861 public void clear() { 862 mUidMap.clear(); 863 } 864 865 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 866 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 867 if (map == null) { 868 map = new ArrayMap<String, ArrayList<String>>(); 869 mUidMap.put(userId, map); 870 } 871 return map; 872 } 873 } 874 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 875 876 // Service Connection to remote media container service to copy 877 // package uri's from external media onto secure containers 878 // or internal storage. 879 private IMediaContainerService mContainerService = null; 880 881 static final int SEND_PENDING_BROADCAST = 1; 882 static final int MCS_BOUND = 3; 883 static final int END_COPY = 4; 884 static final int INIT_COPY = 5; 885 static final int MCS_UNBIND = 6; 886 static final int START_CLEANING_PACKAGE = 7; 887 static final int FIND_INSTALL_LOC = 8; 888 static final int POST_INSTALL = 9; 889 static final int MCS_RECONNECT = 10; 890 static final int MCS_GIVE_UP = 11; 891 static final int UPDATED_MEDIA_STATUS = 12; 892 static final int WRITE_SETTINGS = 13; 893 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 894 static final int PACKAGE_VERIFIED = 15; 895 static final int CHECK_PENDING_VERIFICATION = 16; 896 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 897 static final int INTENT_FILTER_VERIFIED = 18; 898 899 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 900 901 // Delay time in millisecs 902 static final int BROADCAST_DELAY = 10 * 1000; 903 904 static UserManagerService sUserManager; 905 906 // Stores a list of users whose package restrictions file needs to be updated 907 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 908 909 final private DefaultContainerConnection mDefContainerConn = 910 new DefaultContainerConnection(); 911 class DefaultContainerConnection implements ServiceConnection { 912 public void onServiceConnected(ComponentName name, IBinder service) { 913 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 914 IMediaContainerService imcs = 915 IMediaContainerService.Stub.asInterface(service); 916 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 917 } 918 919 public void onServiceDisconnected(ComponentName name) { 920 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 921 } 922 } 923 924 // Recordkeeping of restore-after-install operations that are currently in flight 925 // between the Package Manager and the Backup Manager 926 class PostInstallData { 927 public InstallArgs args; 928 public PackageInstalledInfo res; 929 930 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 931 args = _a; 932 res = _r; 933 } 934 } 935 936 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 937 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 938 939 // XML tags for backup/restore of various bits of state 940 private static final String TAG_PREFERRED_BACKUP = "pa"; 941 private static final String TAG_DEFAULT_APPS = "da"; 942 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 943 944 final String mRequiredVerifierPackage; 945 final String mRequiredInstallerPackage; 946 947 private final PackageUsage mPackageUsage = new PackageUsage(); 948 949 private class PackageUsage { 950 private static final int WRITE_INTERVAL 951 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 952 953 private final Object mFileLock = new Object(); 954 private final AtomicLong mLastWritten = new AtomicLong(0); 955 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 956 957 private boolean mIsHistoricalPackageUsageAvailable = true; 958 959 boolean isHistoricalPackageUsageAvailable() { 960 return mIsHistoricalPackageUsageAvailable; 961 } 962 963 void write(boolean force) { 964 if (force) { 965 writeInternal(); 966 return; 967 } 968 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 969 && !DEBUG_DEXOPT) { 970 return; 971 } 972 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 973 new Thread("PackageUsage_DiskWriter") { 974 @Override 975 public void run() { 976 try { 977 writeInternal(); 978 } finally { 979 mBackgroundWriteRunning.set(false); 980 } 981 } 982 }.start(); 983 } 984 } 985 986 private void writeInternal() { 987 synchronized (mPackages) { 988 synchronized (mFileLock) { 989 AtomicFile file = getFile(); 990 FileOutputStream f = null; 991 try { 992 f = file.startWrite(); 993 BufferedOutputStream out = new BufferedOutputStream(f); 994 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 995 StringBuilder sb = new StringBuilder(); 996 for (PackageParser.Package pkg : mPackages.values()) { 997 if (pkg.mLastPackageUsageTimeInMills == 0) { 998 continue; 999 } 1000 sb.setLength(0); 1001 sb.append(pkg.packageName); 1002 sb.append(' '); 1003 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1004 sb.append('\n'); 1005 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1006 } 1007 out.flush(); 1008 file.finishWrite(f); 1009 } catch (IOException e) { 1010 if (f != null) { 1011 file.failWrite(f); 1012 } 1013 Log.e(TAG, "Failed to write package usage times", e); 1014 } 1015 } 1016 } 1017 mLastWritten.set(SystemClock.elapsedRealtime()); 1018 } 1019 1020 void readLP() { 1021 synchronized (mFileLock) { 1022 AtomicFile file = getFile(); 1023 BufferedInputStream in = null; 1024 try { 1025 in = new BufferedInputStream(file.openRead()); 1026 StringBuffer sb = new StringBuffer(); 1027 while (true) { 1028 String packageName = readToken(in, sb, ' '); 1029 if (packageName == null) { 1030 break; 1031 } 1032 String timeInMillisString = readToken(in, sb, '\n'); 1033 if (timeInMillisString == null) { 1034 throw new IOException("Failed to find last usage time for package " 1035 + packageName); 1036 } 1037 PackageParser.Package pkg = mPackages.get(packageName); 1038 if (pkg == null) { 1039 continue; 1040 } 1041 long timeInMillis; 1042 try { 1043 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1044 } catch (NumberFormatException e) { 1045 throw new IOException("Failed to parse " + timeInMillisString 1046 + " as a long.", e); 1047 } 1048 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1049 } 1050 } catch (FileNotFoundException expected) { 1051 mIsHistoricalPackageUsageAvailable = false; 1052 } catch (IOException e) { 1053 Log.w(TAG, "Failed to read package usage times", e); 1054 } finally { 1055 IoUtils.closeQuietly(in); 1056 } 1057 } 1058 mLastWritten.set(SystemClock.elapsedRealtime()); 1059 } 1060 1061 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1062 throws IOException { 1063 sb.setLength(0); 1064 while (true) { 1065 int ch = in.read(); 1066 if (ch == -1) { 1067 if (sb.length() == 0) { 1068 return null; 1069 } 1070 throw new IOException("Unexpected EOF"); 1071 } 1072 if (ch == endOfToken) { 1073 return sb.toString(); 1074 } 1075 sb.append((char)ch); 1076 } 1077 } 1078 1079 private AtomicFile getFile() { 1080 File dataDir = Environment.getDataDirectory(); 1081 File systemDir = new File(dataDir, "system"); 1082 File fname = new File(systemDir, "package-usage.list"); 1083 return new AtomicFile(fname); 1084 } 1085 } 1086 1087 class PackageHandler extends Handler { 1088 private boolean mBound = false; 1089 final ArrayList<HandlerParams> mPendingInstalls = 1090 new ArrayList<HandlerParams>(); 1091 1092 private boolean connectToService() { 1093 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1094 " DefaultContainerService"); 1095 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1096 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1097 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1098 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1099 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1100 mBound = true; 1101 return true; 1102 } 1103 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1104 return false; 1105 } 1106 1107 private void disconnectService() { 1108 mContainerService = null; 1109 mBound = false; 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1111 mContext.unbindService(mDefContainerConn); 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1113 } 1114 1115 PackageHandler(Looper looper) { 1116 super(looper); 1117 } 1118 1119 public void handleMessage(Message msg) { 1120 try { 1121 doHandleMessage(msg); 1122 } finally { 1123 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1124 } 1125 } 1126 1127 void doHandleMessage(Message msg) { 1128 switch (msg.what) { 1129 case INIT_COPY: { 1130 HandlerParams params = (HandlerParams) msg.obj; 1131 int idx = mPendingInstalls.size(); 1132 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1133 // If a bind was already initiated we dont really 1134 // need to do anything. The pending install 1135 // will be processed later on. 1136 if (!mBound) { 1137 // If this is the only one pending we might 1138 // have to bind to the service again. 1139 if (!connectToService()) { 1140 Slog.e(TAG, "Failed to bind to media container service"); 1141 params.serviceError(); 1142 return; 1143 } else { 1144 // Once we bind to the service, the first 1145 // pending request will be processed. 1146 mPendingInstalls.add(idx, params); 1147 } 1148 } else { 1149 mPendingInstalls.add(idx, params); 1150 // Already bound to the service. Just make 1151 // sure we trigger off processing the first request. 1152 if (idx == 0) { 1153 mHandler.sendEmptyMessage(MCS_BOUND); 1154 } 1155 } 1156 break; 1157 } 1158 case MCS_BOUND: { 1159 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1160 if (msg.obj != null) { 1161 mContainerService = (IMediaContainerService) msg.obj; 1162 } 1163 if (mContainerService == null) { 1164 if (!mBound) { 1165 // Something seriously wrong since we are not bound and we are not 1166 // waiting for connection. Bail out. 1167 Slog.e(TAG, "Cannot bind to media container service"); 1168 for (HandlerParams params : mPendingInstalls) { 1169 // Indicate service bind error 1170 params.serviceError(); 1171 } 1172 mPendingInstalls.clear(); 1173 } else { 1174 Slog.w(TAG, "Waiting to connect to media container service"); 1175 } 1176 } else if (mPendingInstalls.size() > 0) { 1177 HandlerParams params = mPendingInstalls.get(0); 1178 if (params != null) { 1179 if (params.startCopy()) { 1180 // We are done... look for more work or to 1181 // go idle. 1182 if (DEBUG_SD_INSTALL) Log.i(TAG, 1183 "Checking for more work or unbind..."); 1184 // Delete pending install 1185 if (mPendingInstalls.size() > 0) { 1186 mPendingInstalls.remove(0); 1187 } 1188 if (mPendingInstalls.size() == 0) { 1189 if (mBound) { 1190 if (DEBUG_SD_INSTALL) Log.i(TAG, 1191 "Posting delayed MCS_UNBIND"); 1192 removeMessages(MCS_UNBIND); 1193 Message ubmsg = obtainMessage(MCS_UNBIND); 1194 // Unbind after a little delay, to avoid 1195 // continual thrashing. 1196 sendMessageDelayed(ubmsg, 10000); 1197 } 1198 } else { 1199 // There are more pending requests in queue. 1200 // Just post MCS_BOUND message to trigger processing 1201 // of next pending install. 1202 if (DEBUG_SD_INSTALL) Log.i(TAG, 1203 "Posting MCS_BOUND for next work"); 1204 mHandler.sendEmptyMessage(MCS_BOUND); 1205 } 1206 } 1207 } 1208 } else { 1209 // Should never happen ideally. 1210 Slog.w(TAG, "Empty queue"); 1211 } 1212 break; 1213 } 1214 case MCS_RECONNECT: { 1215 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1216 if (mPendingInstalls.size() > 0) { 1217 if (mBound) { 1218 disconnectService(); 1219 } 1220 if (!connectToService()) { 1221 Slog.e(TAG, "Failed to bind to media container service"); 1222 for (HandlerParams params : mPendingInstalls) { 1223 // Indicate service bind error 1224 params.serviceError(); 1225 } 1226 mPendingInstalls.clear(); 1227 } 1228 } 1229 break; 1230 } 1231 case MCS_UNBIND: { 1232 // If there is no actual work left, then time to unbind. 1233 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1234 1235 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1236 if (mBound) { 1237 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1238 1239 disconnectService(); 1240 } 1241 } else if (mPendingInstalls.size() > 0) { 1242 // There are more pending requests in queue. 1243 // Just post MCS_BOUND message to trigger processing 1244 // of next pending install. 1245 mHandler.sendEmptyMessage(MCS_BOUND); 1246 } 1247 1248 break; 1249 } 1250 case MCS_GIVE_UP: { 1251 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1252 mPendingInstalls.remove(0); 1253 break; 1254 } 1255 case SEND_PENDING_BROADCAST: { 1256 String packages[]; 1257 ArrayList<String> components[]; 1258 int size = 0; 1259 int uids[]; 1260 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1261 synchronized (mPackages) { 1262 if (mPendingBroadcasts == null) { 1263 return; 1264 } 1265 size = mPendingBroadcasts.size(); 1266 if (size <= 0) { 1267 // Nothing to be done. Just return 1268 return; 1269 } 1270 packages = new String[size]; 1271 components = new ArrayList[size]; 1272 uids = new int[size]; 1273 int i = 0; // filling out the above arrays 1274 1275 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1276 int packageUserId = mPendingBroadcasts.userIdAt(n); 1277 Iterator<Map.Entry<String, ArrayList<String>>> it 1278 = mPendingBroadcasts.packagesForUserId(packageUserId) 1279 .entrySet().iterator(); 1280 while (it.hasNext() && i < size) { 1281 Map.Entry<String, ArrayList<String>> ent = it.next(); 1282 packages[i] = ent.getKey(); 1283 components[i] = ent.getValue(); 1284 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1285 uids[i] = (ps != null) 1286 ? UserHandle.getUid(packageUserId, ps.appId) 1287 : -1; 1288 i++; 1289 } 1290 } 1291 size = i; 1292 mPendingBroadcasts.clear(); 1293 } 1294 // Send broadcasts 1295 for (int i = 0; i < size; i++) { 1296 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1297 } 1298 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1299 break; 1300 } 1301 case START_CLEANING_PACKAGE: { 1302 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1303 final String packageName = (String)msg.obj; 1304 final int userId = msg.arg1; 1305 final boolean andCode = msg.arg2 != 0; 1306 synchronized (mPackages) { 1307 if (userId == UserHandle.USER_ALL) { 1308 int[] users = sUserManager.getUserIds(); 1309 for (int user : users) { 1310 mSettings.addPackageToCleanLPw( 1311 new PackageCleanItem(user, packageName, andCode)); 1312 } 1313 } else { 1314 mSettings.addPackageToCleanLPw( 1315 new PackageCleanItem(userId, packageName, andCode)); 1316 } 1317 } 1318 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1319 startCleaningPackages(); 1320 } break; 1321 case POST_INSTALL: { 1322 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1323 PostInstallData data = mRunningInstalls.get(msg.arg1); 1324 mRunningInstalls.delete(msg.arg1); 1325 boolean deleteOld = false; 1326 1327 if (data != null) { 1328 InstallArgs args = data.args; 1329 PackageInstalledInfo res = data.res; 1330 1331 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1332 final String packageName = res.pkg.applicationInfo.packageName; 1333 res.removedInfo.sendBroadcast(false, true, false); 1334 Bundle extras = new Bundle(1); 1335 extras.putInt(Intent.EXTRA_UID, res.uid); 1336 1337 // Now that we successfully installed the package, grant runtime 1338 // permissions if requested before broadcasting the install. 1339 if ((args.installFlags 1340 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1341 grantRequestedRuntimePermissions(res.pkg, 1342 args.user.getIdentifier()); 1343 } 1344 1345 // Determine the set of users who are adding this 1346 // package for the first time vs. those who are seeing 1347 // an update. 1348 int[] firstUsers; 1349 int[] updateUsers = new int[0]; 1350 if (res.origUsers == null || res.origUsers.length == 0) { 1351 firstUsers = res.newUsers; 1352 } else { 1353 firstUsers = new int[0]; 1354 for (int i=0; i<res.newUsers.length; i++) { 1355 int user = res.newUsers[i]; 1356 boolean isNew = true; 1357 for (int j=0; j<res.origUsers.length; j++) { 1358 if (res.origUsers[j] == user) { 1359 isNew = false; 1360 break; 1361 } 1362 } 1363 if (isNew) { 1364 int[] newFirst = new int[firstUsers.length+1]; 1365 System.arraycopy(firstUsers, 0, newFirst, 0, 1366 firstUsers.length); 1367 newFirst[firstUsers.length] = user; 1368 firstUsers = newFirst; 1369 } else { 1370 int[] newUpdate = new int[updateUsers.length+1]; 1371 System.arraycopy(updateUsers, 0, newUpdate, 0, 1372 updateUsers.length); 1373 newUpdate[updateUsers.length] = user; 1374 updateUsers = newUpdate; 1375 } 1376 } 1377 } 1378 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1379 packageName, extras, null, null, firstUsers); 1380 final boolean update = res.removedInfo.removedPackage != null; 1381 if (update) { 1382 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1383 } 1384 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1385 packageName, extras, null, null, updateUsers); 1386 if (update) { 1387 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1388 packageName, extras, null, null, updateUsers); 1389 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1390 null, null, packageName, null, updateUsers); 1391 1392 // treat asec-hosted packages like removable media on upgrade 1393 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1394 if (DEBUG_INSTALL) { 1395 Slog.i(TAG, "upgrading pkg " + res.pkg 1396 + " is ASEC-hosted -> AVAILABLE"); 1397 } 1398 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1399 ArrayList<String> pkgList = new ArrayList<String>(1); 1400 pkgList.add(packageName); 1401 sendResourcesChangedBroadcast(true, true, 1402 pkgList,uidArray, null); 1403 } 1404 } 1405 if (res.removedInfo.args != null) { 1406 // Remove the replaced package's older resources safely now 1407 deleteOld = true; 1408 } 1409 1410 // If this app is a browser and it's newly-installed for some 1411 // users, clear any default-browser state in those users 1412 if (firstUsers.length > 0) { 1413 // the app's nature doesn't depend on the user, so we can just 1414 // check its browser nature in any user and generalize. 1415 if (packageIsBrowser(packageName, firstUsers[0])) { 1416 synchronized (mPackages) { 1417 for (int userId : firstUsers) { 1418 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1419 } 1420 } 1421 } 1422 } 1423 // Log current value of "unknown sources" setting 1424 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1425 getUnknownSourcesSettings()); 1426 } 1427 // Force a gc to clear up things 1428 Runtime.getRuntime().gc(); 1429 // We delete after a gc for applications on sdcard. 1430 if (deleteOld) { 1431 synchronized (mInstallLock) { 1432 res.removedInfo.args.doPostDeleteLI(true); 1433 } 1434 } 1435 if (args.observer != null) { 1436 try { 1437 Bundle extras = extrasForInstallResult(res); 1438 args.observer.onPackageInstalled(res.name, res.returnCode, 1439 res.returnMsg, extras); 1440 } catch (RemoteException e) { 1441 Slog.i(TAG, "Observer no longer exists."); 1442 } 1443 } 1444 } else { 1445 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1446 } 1447 } break; 1448 case UPDATED_MEDIA_STATUS: { 1449 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1450 boolean reportStatus = msg.arg1 == 1; 1451 boolean doGc = msg.arg2 == 1; 1452 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1453 if (doGc) { 1454 // Force a gc to clear up stale containers. 1455 Runtime.getRuntime().gc(); 1456 } 1457 if (msg.obj != null) { 1458 @SuppressWarnings("unchecked") 1459 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1460 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1461 // Unload containers 1462 unloadAllContainers(args); 1463 } 1464 if (reportStatus) { 1465 try { 1466 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1467 PackageHelper.getMountService().finishMediaUpdate(); 1468 } catch (RemoteException e) { 1469 Log.e(TAG, "MountService not running?"); 1470 } 1471 } 1472 } break; 1473 case WRITE_SETTINGS: { 1474 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1475 synchronized (mPackages) { 1476 removeMessages(WRITE_SETTINGS); 1477 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1478 mSettings.writeLPr(); 1479 mDirtyUsers.clear(); 1480 } 1481 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1482 } break; 1483 case WRITE_PACKAGE_RESTRICTIONS: { 1484 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1485 synchronized (mPackages) { 1486 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1487 for (int userId : mDirtyUsers) { 1488 mSettings.writePackageRestrictionsLPr(userId); 1489 } 1490 mDirtyUsers.clear(); 1491 } 1492 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1493 } break; 1494 case CHECK_PENDING_VERIFICATION: { 1495 final int verificationId = msg.arg1; 1496 final PackageVerificationState state = mPendingVerification.get(verificationId); 1497 1498 if ((state != null) && !state.timeoutExtended()) { 1499 final InstallArgs args = state.getInstallArgs(); 1500 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1501 1502 Slog.i(TAG, "Verification timed out for " + originUri); 1503 mPendingVerification.remove(verificationId); 1504 1505 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1506 1507 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1508 Slog.i(TAG, "Continuing with installation of " + originUri); 1509 state.setVerifierResponse(Binder.getCallingUid(), 1510 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1511 broadcastPackageVerified(verificationId, originUri, 1512 PackageManager.VERIFICATION_ALLOW, 1513 state.getInstallArgs().getUser()); 1514 try { 1515 ret = args.copyApk(mContainerService, true); 1516 } catch (RemoteException e) { 1517 Slog.e(TAG, "Could not contact the ContainerService"); 1518 } 1519 } else { 1520 broadcastPackageVerified(verificationId, originUri, 1521 PackageManager.VERIFICATION_REJECT, 1522 state.getInstallArgs().getUser()); 1523 } 1524 1525 processPendingInstall(args, ret); 1526 mHandler.sendEmptyMessage(MCS_UNBIND); 1527 } 1528 break; 1529 } 1530 case PACKAGE_VERIFIED: { 1531 final int verificationId = msg.arg1; 1532 1533 final PackageVerificationState state = mPendingVerification.get(verificationId); 1534 if (state == null) { 1535 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1536 break; 1537 } 1538 1539 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1540 1541 state.setVerifierResponse(response.callerUid, response.code); 1542 1543 if (state.isVerificationComplete()) { 1544 mPendingVerification.remove(verificationId); 1545 1546 final InstallArgs args = state.getInstallArgs(); 1547 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1548 1549 int ret; 1550 if (state.isInstallAllowed()) { 1551 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1552 broadcastPackageVerified(verificationId, originUri, 1553 response.code, state.getInstallArgs().getUser()); 1554 try { 1555 ret = args.copyApk(mContainerService, true); 1556 } catch (RemoteException e) { 1557 Slog.e(TAG, "Could not contact the ContainerService"); 1558 } 1559 } else { 1560 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1561 } 1562 1563 processPendingInstall(args, ret); 1564 1565 mHandler.sendEmptyMessage(MCS_UNBIND); 1566 } 1567 1568 break; 1569 } 1570 case START_INTENT_FILTER_VERIFICATIONS: { 1571 IFVerificationParams params = (IFVerificationParams) msg.obj; 1572 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1573 params.replacing, params.pkg); 1574 break; 1575 } 1576 case INTENT_FILTER_VERIFIED: { 1577 final int verificationId = msg.arg1; 1578 1579 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1580 verificationId); 1581 if (state == null) { 1582 Slog.w(TAG, "Invalid IntentFilter verification token " 1583 + verificationId + " received"); 1584 break; 1585 } 1586 1587 final int userId = state.getUserId(); 1588 1589 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1590 "Processing IntentFilter verification with token:" 1591 + verificationId + " and userId:" + userId); 1592 1593 final IntentFilterVerificationResponse response = 1594 (IntentFilterVerificationResponse) msg.obj; 1595 1596 state.setVerifierResponse(response.callerUid, response.code); 1597 1598 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1599 "IntentFilter verification with token:" + verificationId 1600 + " and userId:" + userId 1601 + " is settings verifier response with response code:" 1602 + response.code); 1603 1604 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1605 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1606 + response.getFailedDomainsString()); 1607 } 1608 1609 if (state.isVerificationComplete()) { 1610 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1611 } else { 1612 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1613 "IntentFilter verification with token:" + verificationId 1614 + " was not said to be complete"); 1615 } 1616 1617 break; 1618 } 1619 } 1620 } 1621 } 1622 1623 private StorageEventListener mStorageListener = new StorageEventListener() { 1624 @Override 1625 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1626 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1627 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1628 final String volumeUuid = vol.getFsUuid(); 1629 1630 // Clean up any users or apps that were removed or recreated 1631 // while this volume was missing 1632 reconcileUsers(volumeUuid); 1633 reconcileApps(volumeUuid); 1634 1635 // Clean up any install sessions that expired or were 1636 // cancelled while this volume was missing 1637 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1638 1639 loadPrivatePackages(vol); 1640 1641 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1642 unloadPrivatePackages(vol); 1643 } 1644 } 1645 1646 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1647 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1648 updateExternalMediaStatus(true, false); 1649 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1650 updateExternalMediaStatus(false, false); 1651 } 1652 } 1653 } 1654 1655 @Override 1656 public void onVolumeForgotten(String fsUuid) { 1657 // Remove any apps installed on the forgotten volume 1658 synchronized (mPackages) { 1659 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1660 for (PackageSetting ps : packages) { 1661 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1662 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1663 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1664 } 1665 1666 mSettings.writeLPr(); 1667 } 1668 } 1669 }; 1670 1671 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1672 if (userId >= UserHandle.USER_OWNER) { 1673 grantRequestedRuntimePermissionsForUser(pkg, userId); 1674 } else if (userId == UserHandle.USER_ALL) { 1675 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1676 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1677 } 1678 } 1679 1680 // We could have touched GID membership, so flush out packages.list 1681 synchronized (mPackages) { 1682 mSettings.writePackageListLPr(); 1683 } 1684 } 1685 1686 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1687 SettingBase sb = (SettingBase) pkg.mExtras; 1688 if (sb == null) { 1689 return; 1690 } 1691 1692 PermissionsState permissionsState = sb.getPermissionsState(); 1693 1694 for (String permission : pkg.requestedPermissions) { 1695 BasePermission bp = mSettings.mPermissions.get(permission); 1696 if (bp != null && bp.isRuntime()) { 1697 permissionsState.grantRuntimePermission(bp, userId); 1698 } 1699 } 1700 } 1701 1702 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1703 Bundle extras = null; 1704 switch (res.returnCode) { 1705 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1706 extras = new Bundle(); 1707 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1708 res.origPermission); 1709 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1710 res.origPackage); 1711 break; 1712 } 1713 case PackageManager.INSTALL_SUCCEEDED: { 1714 extras = new Bundle(); 1715 extras.putBoolean(Intent.EXTRA_REPLACING, 1716 res.removedInfo != null && res.removedInfo.removedPackage != null); 1717 break; 1718 } 1719 } 1720 return extras; 1721 } 1722 1723 void scheduleWriteSettingsLocked() { 1724 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1725 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1726 } 1727 } 1728 1729 void scheduleWritePackageRestrictionsLocked(int userId) { 1730 if (!sUserManager.exists(userId)) return; 1731 mDirtyUsers.add(userId); 1732 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1733 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1734 } 1735 } 1736 1737 public static PackageManagerService main(Context context, Installer installer, 1738 boolean factoryTest, boolean onlyCore) { 1739 PackageManagerService m = new PackageManagerService(context, installer, 1740 factoryTest, onlyCore); 1741 ServiceManager.addService("package", m); 1742 return m; 1743 } 1744 1745 static String[] splitString(String str, char sep) { 1746 int count = 1; 1747 int i = 0; 1748 while ((i=str.indexOf(sep, i)) >= 0) { 1749 count++; 1750 i++; 1751 } 1752 1753 String[] res = new String[count]; 1754 i=0; 1755 count = 0; 1756 int lastI=0; 1757 while ((i=str.indexOf(sep, i)) >= 0) { 1758 res[count] = str.substring(lastI, i); 1759 count++; 1760 i++; 1761 lastI = i; 1762 } 1763 res[count] = str.substring(lastI, str.length()); 1764 return res; 1765 } 1766 1767 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1768 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1769 Context.DISPLAY_SERVICE); 1770 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1771 } 1772 1773 public PackageManagerService(Context context, Installer installer, 1774 boolean factoryTest, boolean onlyCore) { 1775 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1776 SystemClock.uptimeMillis()); 1777 1778 if (mSdkVersion <= 0) { 1779 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1780 } 1781 1782 mContext = context; 1783 mFactoryTest = factoryTest; 1784 mOnlyCore = onlyCore; 1785 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1786 mMetrics = new DisplayMetrics(); 1787 mSettings = new Settings(mPackages); 1788 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1789 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1790 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1791 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1792 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1793 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1794 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1795 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1796 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1797 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1798 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1799 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1800 1801 // TODO: add a property to control this? 1802 long dexOptLRUThresholdInMinutes; 1803 if (mLazyDexOpt) { 1804 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1805 } else { 1806 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1807 } 1808 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1809 1810 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1811 if (separateProcesses != null && separateProcesses.length() > 0) { 1812 if ("*".equals(separateProcesses)) { 1813 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1814 mSeparateProcesses = null; 1815 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1816 } else { 1817 mDefParseFlags = 0; 1818 mSeparateProcesses = separateProcesses.split(","); 1819 Slog.w(TAG, "Running with debug.separate_processes: " 1820 + separateProcesses); 1821 } 1822 } else { 1823 mDefParseFlags = 0; 1824 mSeparateProcesses = null; 1825 } 1826 1827 mInstaller = installer; 1828 mPackageDexOptimizer = new PackageDexOptimizer(this); 1829 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1830 1831 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1832 FgThread.get().getLooper()); 1833 1834 getDefaultDisplayMetrics(context, mMetrics); 1835 1836 SystemConfig systemConfig = SystemConfig.getInstance(); 1837 mGlobalGids = systemConfig.getGlobalGids(); 1838 mSystemPermissions = systemConfig.getSystemPermissions(); 1839 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1840 1841 synchronized (mInstallLock) { 1842 // writer 1843 synchronized (mPackages) { 1844 mHandlerThread = new ServiceThread(TAG, 1845 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1846 mHandlerThread.start(); 1847 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1848 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1849 1850 File dataDir = Environment.getDataDirectory(); 1851 mAppDataDir = new File(dataDir, "data"); 1852 mAppInstallDir = new File(dataDir, "app"); 1853 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1854 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1855 mUserAppDataDir = new File(dataDir, "user"); 1856 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1857 1858 sUserManager = new UserManagerService(context, this, 1859 mInstallLock, mPackages); 1860 1861 // Propagate permission configuration in to package manager. 1862 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1863 = systemConfig.getPermissions(); 1864 for (int i=0; i<permConfig.size(); i++) { 1865 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1866 BasePermission bp = mSettings.mPermissions.get(perm.name); 1867 if (bp == null) { 1868 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1869 mSettings.mPermissions.put(perm.name, bp); 1870 } 1871 if (perm.gids != null) { 1872 bp.setGids(perm.gids, perm.perUser); 1873 } 1874 } 1875 1876 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1877 for (int i=0; i<libConfig.size(); i++) { 1878 mSharedLibraries.put(libConfig.keyAt(i), 1879 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1880 } 1881 1882 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1883 1884 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1885 mSdkVersion, mOnlyCore); 1886 1887 String customResolverActivity = Resources.getSystem().getString( 1888 R.string.config_customResolverActivity); 1889 if (TextUtils.isEmpty(customResolverActivity)) { 1890 customResolverActivity = null; 1891 } else { 1892 mCustomResolverComponentName = ComponentName.unflattenFromString( 1893 customResolverActivity); 1894 } 1895 1896 long startTime = SystemClock.uptimeMillis(); 1897 1898 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1899 startTime); 1900 1901 // Set flag to monitor and not change apk file paths when 1902 // scanning install directories. 1903 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1904 1905 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1906 1907 /** 1908 * Add everything in the in the boot class path to the 1909 * list of process files because dexopt will have been run 1910 * if necessary during zygote startup. 1911 */ 1912 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1913 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1914 1915 if (bootClassPath != null) { 1916 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1917 for (String element : bootClassPathElements) { 1918 alreadyDexOpted.add(element); 1919 } 1920 } else { 1921 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1922 } 1923 1924 if (systemServerClassPath != null) { 1925 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1926 for (String element : systemServerClassPathElements) { 1927 alreadyDexOpted.add(element); 1928 } 1929 } else { 1930 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1931 } 1932 1933 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1934 final String[] dexCodeInstructionSets = 1935 getDexCodeInstructionSets( 1936 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1937 1938 /** 1939 * Ensure all external libraries have had dexopt run on them. 1940 */ 1941 if (mSharedLibraries.size() > 0) { 1942 // NOTE: For now, we're compiling these system "shared libraries" 1943 // (and framework jars) into all available architectures. It's possible 1944 // to compile them only when we come across an app that uses them (there's 1945 // already logic for that in scanPackageLI) but that adds some complexity. 1946 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1947 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1948 final String lib = libEntry.path; 1949 if (lib == null) { 1950 continue; 1951 } 1952 1953 try { 1954 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1955 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1956 alreadyDexOpted.add(lib); 1957 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1958 } 1959 } catch (FileNotFoundException e) { 1960 Slog.w(TAG, "Library not found: " + lib); 1961 } catch (IOException e) { 1962 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1963 + e.getMessage()); 1964 } 1965 } 1966 } 1967 } 1968 1969 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1970 1971 // Gross hack for now: we know this file doesn't contain any 1972 // code, so don't dexopt it to avoid the resulting log spew. 1973 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1974 1975 // Gross hack for now: we know this file is only part of 1976 // the boot class path for art, so don't dexopt it to 1977 // avoid the resulting log spew. 1978 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1979 1980 /** 1981 * There are a number of commands implemented in Java, which 1982 * we currently need to do the dexopt on so that they can be 1983 * run from a non-root shell. 1984 */ 1985 String[] frameworkFiles = frameworkDir.list(); 1986 if (frameworkFiles != null) { 1987 // TODO: We could compile these only for the most preferred ABI. We should 1988 // first double check that the dex files for these commands are not referenced 1989 // by other system apps. 1990 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1991 for (int i=0; i<frameworkFiles.length; i++) { 1992 File libPath = new File(frameworkDir, frameworkFiles[i]); 1993 String path = libPath.getPath(); 1994 // Skip the file if we already did it. 1995 if (alreadyDexOpted.contains(path)) { 1996 continue; 1997 } 1998 // Skip the file if it is not a type we want to dexopt. 1999 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2000 continue; 2001 } 2002 try { 2003 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2004 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2005 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2006 } 2007 } catch (FileNotFoundException e) { 2008 Slog.w(TAG, "Jar not found: " + path); 2009 } catch (IOException e) { 2010 Slog.w(TAG, "Exception reading jar: " + path, e); 2011 } 2012 } 2013 } 2014 } 2015 2016 // Collect vendor overlay packages. 2017 // (Do this before scanning any apps.) 2018 // For security and version matching reason, only consider 2019 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2020 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2021 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2022 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2023 2024 // Find base frameworks (resource packages without code). 2025 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2026 | PackageParser.PARSE_IS_SYSTEM_DIR 2027 | PackageParser.PARSE_IS_PRIVILEGED, 2028 scanFlags | SCAN_NO_DEX, 0); 2029 2030 // Collected privileged system packages. 2031 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2032 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2033 | PackageParser.PARSE_IS_SYSTEM_DIR 2034 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2035 2036 // Collect ordinary system packages. 2037 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2038 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2039 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2040 2041 // Collect all vendor packages. 2042 File vendorAppDir = new File("/vendor/app"); 2043 try { 2044 vendorAppDir = vendorAppDir.getCanonicalFile(); 2045 } catch (IOException e) { 2046 // failed to look up canonical path, continue with original one 2047 } 2048 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2049 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2050 2051 // Collect all OEM packages. 2052 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2053 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2054 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2055 2056 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2057 mInstaller.moveFiles(); 2058 2059 // Prune any system packages that no longer exist. 2060 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2061 if (!mOnlyCore) { 2062 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2063 while (psit.hasNext()) { 2064 PackageSetting ps = psit.next(); 2065 2066 /* 2067 * If this is not a system app, it can't be a 2068 * disable system app. 2069 */ 2070 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2071 continue; 2072 } 2073 2074 /* 2075 * If the package is scanned, it's not erased. 2076 */ 2077 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2078 if (scannedPkg != null) { 2079 /* 2080 * If the system app is both scanned and in the 2081 * disabled packages list, then it must have been 2082 * added via OTA. Remove it from the currently 2083 * scanned package so the previously user-installed 2084 * application can be scanned. 2085 */ 2086 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2087 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2088 + ps.name + "; removing system app. Last known codePath=" 2089 + ps.codePathString + ", installStatus=" + ps.installStatus 2090 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2091 + scannedPkg.mVersionCode); 2092 removePackageLI(ps, true); 2093 mExpectingBetter.put(ps.name, ps.codePath); 2094 } 2095 2096 continue; 2097 } 2098 2099 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2100 psit.remove(); 2101 logCriticalInfo(Log.WARN, "System package " + ps.name 2102 + " no longer exists; wiping its data"); 2103 removeDataDirsLI(null, ps.name); 2104 } else { 2105 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2106 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2107 possiblyDeletedUpdatedSystemApps.add(ps.name); 2108 } 2109 } 2110 } 2111 } 2112 2113 //look for any incomplete package installations 2114 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2115 //clean up list 2116 for(int i = 0; i < deletePkgsList.size(); i++) { 2117 //clean up here 2118 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2119 } 2120 //delete tmp files 2121 deleteTempPackageFiles(); 2122 2123 // Remove any shared userIDs that have no associated packages 2124 mSettings.pruneSharedUsersLPw(); 2125 2126 if (!mOnlyCore) { 2127 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2128 SystemClock.uptimeMillis()); 2129 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2130 2131 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2132 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2133 2134 /** 2135 * Remove disable package settings for any updated system 2136 * apps that were removed via an OTA. If they're not a 2137 * previously-updated app, remove them completely. 2138 * Otherwise, just revoke their system-level permissions. 2139 */ 2140 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2141 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2142 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2143 2144 String msg; 2145 if (deletedPkg == null) { 2146 msg = "Updated system package " + deletedAppName 2147 + " no longer exists; wiping its data"; 2148 removeDataDirsLI(null, deletedAppName); 2149 } else { 2150 msg = "Updated system app + " + deletedAppName 2151 + " no longer present; removing system privileges for " 2152 + deletedAppName; 2153 2154 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2155 2156 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2157 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2158 } 2159 logCriticalInfo(Log.WARN, msg); 2160 } 2161 2162 /** 2163 * Make sure all system apps that we expected to appear on 2164 * the userdata partition actually showed up. If they never 2165 * appeared, crawl back and revive the system version. 2166 */ 2167 for (int i = 0; i < mExpectingBetter.size(); i++) { 2168 final String packageName = mExpectingBetter.keyAt(i); 2169 if (!mPackages.containsKey(packageName)) { 2170 final File scanFile = mExpectingBetter.valueAt(i); 2171 2172 logCriticalInfo(Log.WARN, "Expected better " + packageName 2173 + " but never showed up; reverting to system"); 2174 2175 final int reparseFlags; 2176 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2177 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2178 | PackageParser.PARSE_IS_SYSTEM_DIR 2179 | PackageParser.PARSE_IS_PRIVILEGED; 2180 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2181 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2182 | PackageParser.PARSE_IS_SYSTEM_DIR; 2183 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2184 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2185 | PackageParser.PARSE_IS_SYSTEM_DIR; 2186 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2187 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2188 | PackageParser.PARSE_IS_SYSTEM_DIR; 2189 } else { 2190 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2191 continue; 2192 } 2193 2194 mSettings.enableSystemPackageLPw(packageName); 2195 2196 try { 2197 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2198 } catch (PackageManagerException e) { 2199 Slog.e(TAG, "Failed to parse original system package: " 2200 + e.getMessage()); 2201 } 2202 } 2203 } 2204 } 2205 mExpectingBetter.clear(); 2206 2207 // Now that we know all of the shared libraries, update all clients to have 2208 // the correct library paths. 2209 updateAllSharedLibrariesLPw(); 2210 2211 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2212 // NOTE: We ignore potential failures here during a system scan (like 2213 // the rest of the commands above) because there's precious little we 2214 // can do about it. A settings error is reported, though. 2215 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2216 false /* force dexopt */, false /* defer dexopt */); 2217 } 2218 2219 // Now that we know all the packages we are keeping, 2220 // read and update their last usage times. 2221 mPackageUsage.readLP(); 2222 2223 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2224 SystemClock.uptimeMillis()); 2225 Slog.i(TAG, "Time to scan packages: " 2226 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2227 + " seconds"); 2228 2229 // If the platform SDK has changed since the last time we booted, 2230 // we need to re-grant app permission to catch any new ones that 2231 // appear. This is really a hack, and means that apps can in some 2232 // cases get permissions that the user didn't initially explicitly 2233 // allow... it would be nice to have some better way to handle 2234 // this situation. 2235 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2236 != mSdkVersion; 2237 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2238 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2239 + "; regranting permissions for internal storage"); 2240 mSettings.mInternalSdkPlatform = mSdkVersion; 2241 2242 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2243 | (regrantPermissions 2244 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2245 : 0)); 2246 2247 // If this is the first boot, and it is a normal boot, then 2248 // we need to initialize the default preferred apps. 2249 if (!mRestoredSettings && !onlyCore) { 2250 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2251 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2252 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2253 } 2254 2255 // If this is first boot after an OTA, and a normal boot, then 2256 // we need to clear code cache directories. 2257 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2258 if (mIsUpgrade && !onlyCore) { 2259 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2260 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2261 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2262 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2263 } 2264 mSettings.mFingerprint = Build.FINGERPRINT; 2265 } 2266 2267 checkDefaultBrowser(); 2268 2269 // All the changes are done during package scanning. 2270 mSettings.updateInternalDatabaseVersion(); 2271 2272 // can downgrade to reader 2273 mSettings.writeLPr(); 2274 2275 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2276 SystemClock.uptimeMillis()); 2277 2278 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2279 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2280 2281 mInstallerService = new PackageInstallerService(context, this); 2282 2283 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2284 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2285 mIntentFilterVerifierComponent); 2286 2287 } // synchronized (mPackages) 2288 } // synchronized (mInstallLock) 2289 2290 // Now after opening every single application zip, make sure they 2291 // are all flushed. Not really needed, but keeps things nice and 2292 // tidy. 2293 Runtime.getRuntime().gc(); 2294 2295 // Expose private service for system components to use. 2296 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2297 } 2298 2299 @Override 2300 public boolean isFirstBoot() { 2301 return !mRestoredSettings; 2302 } 2303 2304 @Override 2305 public boolean isOnlyCoreApps() { 2306 return mOnlyCore; 2307 } 2308 2309 @Override 2310 public boolean isUpgrade() { 2311 return mIsUpgrade; 2312 } 2313 2314 private String getRequiredVerifierLPr() { 2315 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2316 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2317 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2318 2319 String requiredVerifier = null; 2320 2321 final int N = receivers.size(); 2322 for (int i = 0; i < N; i++) { 2323 final ResolveInfo info = receivers.get(i); 2324 2325 if (info.activityInfo == null) { 2326 continue; 2327 } 2328 2329 final String packageName = info.activityInfo.packageName; 2330 2331 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2332 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2333 continue; 2334 } 2335 2336 if (requiredVerifier != null) { 2337 throw new RuntimeException("There can be only one required verifier"); 2338 } 2339 2340 requiredVerifier = packageName; 2341 } 2342 2343 return requiredVerifier; 2344 } 2345 2346 private String getRequiredInstallerLPr() { 2347 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2348 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2349 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2350 2351 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2352 PACKAGE_MIME_TYPE, 0, 0); 2353 2354 String requiredInstaller = null; 2355 2356 final int N = installers.size(); 2357 for (int i = 0; i < N; i++) { 2358 final ResolveInfo info = installers.get(i); 2359 final String packageName = info.activityInfo.packageName; 2360 2361 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2362 continue; 2363 } 2364 2365 if (requiredInstaller != null) { 2366 throw new RuntimeException("There must be one required installer"); 2367 } 2368 2369 requiredInstaller = packageName; 2370 } 2371 2372 if (requiredInstaller == null) { 2373 throw new RuntimeException("There must be one required installer"); 2374 } 2375 2376 return requiredInstaller; 2377 } 2378 2379 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2380 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2381 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2382 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2383 2384 ComponentName verifierComponentName = null; 2385 2386 int priority = -1000; 2387 final int N = receivers.size(); 2388 for (int i = 0; i < N; i++) { 2389 final ResolveInfo info = receivers.get(i); 2390 2391 if (info.activityInfo == null) { 2392 continue; 2393 } 2394 2395 final String packageName = info.activityInfo.packageName; 2396 2397 final PackageSetting ps = mSettings.mPackages.get(packageName); 2398 if (ps == null) { 2399 continue; 2400 } 2401 2402 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2403 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2404 continue; 2405 } 2406 2407 // Select the IntentFilterVerifier with the highest priority 2408 if (priority < info.priority) { 2409 priority = info.priority; 2410 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2411 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2412 + verifierComponentName + " with priority: " + info.priority); 2413 } 2414 } 2415 2416 return verifierComponentName; 2417 } 2418 2419 private void primeDomainVerificationsLPw(int userId) { 2420 if (DEBUG_DOMAIN_VERIFICATION) { 2421 Slog.d(TAG, "Priming domain verifications in user " + userId); 2422 } 2423 2424 SystemConfig systemConfig = SystemConfig.getInstance(); 2425 ArraySet<String> packages = systemConfig.getLinkedApps(); 2426 ArraySet<String> domains = new ArraySet<String>(); 2427 2428 for (String packageName : packages) { 2429 PackageParser.Package pkg = mPackages.get(packageName); 2430 if (pkg != null) { 2431 if (!pkg.isSystemApp()) { 2432 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2433 continue; 2434 } 2435 2436 domains.clear(); 2437 for (PackageParser.Activity a : pkg.activities) { 2438 for (ActivityIntentInfo filter : a.intents) { 2439 if (hasValidDomains(filter)) { 2440 domains.addAll(filter.getHostsList()); 2441 } 2442 } 2443 } 2444 2445 if (domains.size() > 0) { 2446 if (DEBUG_DOMAIN_VERIFICATION) { 2447 Slog.v(TAG, " + " + packageName); 2448 } 2449 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2450 // state w.r.t. the formal app-linkage "no verification attempted" state; 2451 // and then 'always' in the per-user state actually used for intent resolution. 2452 final IntentFilterVerificationInfo ivi; 2453 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2454 new ArrayList<String>(domains)); 2455 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2456 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2457 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2458 } else { 2459 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2460 + "' does not handle web links"); 2461 } 2462 } else { 2463 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2464 } 2465 } 2466 2467 scheduleWritePackageRestrictionsLocked(userId); 2468 scheduleWriteSettingsLocked(); 2469 } 2470 2471 private void applyFactoryDefaultBrowserLPw(int userId) { 2472 // The default browser app's package name is stored in a string resource, 2473 // with a product-specific overlay used for vendor customization. 2474 String browserPkg = mContext.getResources().getString( 2475 com.android.internal.R.string.default_browser); 2476 if (!TextUtils.isEmpty(browserPkg)) { 2477 // non-empty string => required to be a known package 2478 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2479 if (ps == null) { 2480 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2481 browserPkg = null; 2482 } else { 2483 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2484 } 2485 } 2486 2487 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2488 // default. If there's more than one, just leave everything alone. 2489 if (browserPkg == null) { 2490 calculateDefaultBrowserLPw(userId); 2491 } 2492 } 2493 2494 private void calculateDefaultBrowserLPw(int userId) { 2495 List<String> allBrowsers = resolveAllBrowserApps(userId); 2496 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2497 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2498 } 2499 2500 private List<String> resolveAllBrowserApps(int userId) { 2501 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2502 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2503 PackageManager.MATCH_ALL, userId); 2504 2505 final int count = list.size(); 2506 List<String> result = new ArrayList<String>(count); 2507 for (int i=0; i<count; i++) { 2508 ResolveInfo info = list.get(i); 2509 if (info.activityInfo == null 2510 || !info.handleAllWebDataURI 2511 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2512 || result.contains(info.activityInfo.packageName)) { 2513 continue; 2514 } 2515 result.add(info.activityInfo.packageName); 2516 } 2517 2518 return result; 2519 } 2520 2521 private boolean packageIsBrowser(String packageName, int userId) { 2522 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2523 PackageManager.MATCH_ALL, userId); 2524 final int N = list.size(); 2525 for (int i = 0; i < N; i++) { 2526 ResolveInfo info = list.get(i); 2527 if (packageName.equals(info.activityInfo.packageName)) { 2528 return true; 2529 } 2530 } 2531 return false; 2532 } 2533 2534 private void checkDefaultBrowser() { 2535 final int myUserId = UserHandle.myUserId(); 2536 final String packageName = getDefaultBrowserPackageName(myUserId); 2537 if (packageName != null) { 2538 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2539 if (info == null) { 2540 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2541 synchronized (mPackages) { 2542 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2543 } 2544 } 2545 } 2546 } 2547 2548 @Override 2549 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2550 throws RemoteException { 2551 try { 2552 return super.onTransact(code, data, reply, flags); 2553 } catch (RuntimeException e) { 2554 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2555 Slog.wtf(TAG, "Package Manager Crash", e); 2556 } 2557 throw e; 2558 } 2559 } 2560 2561 void cleanupInstallFailedPackage(PackageSetting ps) { 2562 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2563 2564 removeDataDirsLI(ps.volumeUuid, ps.name); 2565 if (ps.codePath != null) { 2566 if (ps.codePath.isDirectory()) { 2567 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2568 } else { 2569 ps.codePath.delete(); 2570 } 2571 } 2572 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2573 if (ps.resourcePath.isDirectory()) { 2574 FileUtils.deleteContents(ps.resourcePath); 2575 } 2576 ps.resourcePath.delete(); 2577 } 2578 mSettings.removePackageLPw(ps.name); 2579 } 2580 2581 static int[] appendInts(int[] cur, int[] add) { 2582 if (add == null) return cur; 2583 if (cur == null) return add; 2584 final int N = add.length; 2585 for (int i=0; i<N; i++) { 2586 cur = appendInt(cur, add[i]); 2587 } 2588 return cur; 2589 } 2590 2591 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2592 if (!sUserManager.exists(userId)) return null; 2593 final PackageSetting ps = (PackageSetting) p.mExtras; 2594 if (ps == null) { 2595 return null; 2596 } 2597 2598 final PermissionsState permissionsState = ps.getPermissionsState(); 2599 2600 final int[] gids = permissionsState.computeGids(userId); 2601 final Set<String> permissions = permissionsState.getPermissions(userId); 2602 final PackageUserState state = ps.readUserState(userId); 2603 2604 return PackageParser.generatePackageInfo(p, gids, flags, 2605 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2606 } 2607 2608 @Override 2609 public boolean isPackageFrozen(String packageName) { 2610 synchronized (mPackages) { 2611 final PackageSetting ps = mSettings.mPackages.get(packageName); 2612 if (ps != null) { 2613 return ps.frozen; 2614 } 2615 } 2616 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2617 return true; 2618 } 2619 2620 @Override 2621 public boolean isPackageAvailable(String packageName, int userId) { 2622 if (!sUserManager.exists(userId)) return false; 2623 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2624 synchronized (mPackages) { 2625 PackageParser.Package p = mPackages.get(packageName); 2626 if (p != null) { 2627 final PackageSetting ps = (PackageSetting) p.mExtras; 2628 if (ps != null) { 2629 final PackageUserState state = ps.readUserState(userId); 2630 if (state != null) { 2631 return PackageParser.isAvailable(state); 2632 } 2633 } 2634 } 2635 } 2636 return false; 2637 } 2638 2639 @Override 2640 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2641 if (!sUserManager.exists(userId)) return null; 2642 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2643 // reader 2644 synchronized (mPackages) { 2645 PackageParser.Package p = mPackages.get(packageName); 2646 if (DEBUG_PACKAGE_INFO) 2647 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2648 if (p != null) { 2649 return generatePackageInfo(p, flags, userId); 2650 } 2651 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2652 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2653 } 2654 } 2655 return null; 2656 } 2657 2658 @Override 2659 public String[] currentToCanonicalPackageNames(String[] names) { 2660 String[] out = new String[names.length]; 2661 // reader 2662 synchronized (mPackages) { 2663 for (int i=names.length-1; i>=0; i--) { 2664 PackageSetting ps = mSettings.mPackages.get(names[i]); 2665 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2666 } 2667 } 2668 return out; 2669 } 2670 2671 @Override 2672 public String[] canonicalToCurrentPackageNames(String[] names) { 2673 String[] out = new String[names.length]; 2674 // reader 2675 synchronized (mPackages) { 2676 for (int i=names.length-1; i>=0; i--) { 2677 String cur = mSettings.mRenamedPackages.get(names[i]); 2678 out[i] = cur != null ? cur : names[i]; 2679 } 2680 } 2681 return out; 2682 } 2683 2684 @Override 2685 public int getPackageUid(String packageName, int userId) { 2686 if (!sUserManager.exists(userId)) return -1; 2687 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2688 2689 // reader 2690 synchronized (mPackages) { 2691 PackageParser.Package p = mPackages.get(packageName); 2692 if(p != null) { 2693 return UserHandle.getUid(userId, p.applicationInfo.uid); 2694 } 2695 PackageSetting ps = mSettings.mPackages.get(packageName); 2696 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2697 return -1; 2698 } 2699 p = ps.pkg; 2700 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2701 } 2702 } 2703 2704 @Override 2705 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2706 if (!sUserManager.exists(userId)) { 2707 return null; 2708 } 2709 2710 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2711 "getPackageGids"); 2712 2713 // reader 2714 synchronized (mPackages) { 2715 PackageParser.Package p = mPackages.get(packageName); 2716 if (DEBUG_PACKAGE_INFO) { 2717 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2718 } 2719 if (p != null) { 2720 PackageSetting ps = (PackageSetting) p.mExtras; 2721 return ps.getPermissionsState().computeGids(userId); 2722 } 2723 } 2724 2725 return null; 2726 } 2727 2728 @Override 2729 public int getMountExternalMode(int uid) { 2730 if (Process.isIsolated(uid)) { 2731 return Zygote.MOUNT_EXTERNAL_NONE; 2732 } else { 2733 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2734 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2735 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2736 return Zygote.MOUNT_EXTERNAL_WRITE; 2737 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2738 return Zygote.MOUNT_EXTERNAL_READ; 2739 } else { 2740 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2741 } 2742 } 2743 } 2744 2745 static PermissionInfo generatePermissionInfo( 2746 BasePermission bp, int flags) { 2747 if (bp.perm != null) { 2748 return PackageParser.generatePermissionInfo(bp.perm, flags); 2749 } 2750 PermissionInfo pi = new PermissionInfo(); 2751 pi.name = bp.name; 2752 pi.packageName = bp.sourcePackage; 2753 pi.nonLocalizedLabel = bp.name; 2754 pi.protectionLevel = bp.protectionLevel; 2755 return pi; 2756 } 2757 2758 @Override 2759 public PermissionInfo getPermissionInfo(String name, int flags) { 2760 // reader 2761 synchronized (mPackages) { 2762 final BasePermission p = mSettings.mPermissions.get(name); 2763 if (p != null) { 2764 return generatePermissionInfo(p, flags); 2765 } 2766 return null; 2767 } 2768 } 2769 2770 @Override 2771 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2772 // reader 2773 synchronized (mPackages) { 2774 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2775 for (BasePermission p : mSettings.mPermissions.values()) { 2776 if (group == null) { 2777 if (p.perm == null || p.perm.info.group == null) { 2778 out.add(generatePermissionInfo(p, flags)); 2779 } 2780 } else { 2781 if (p.perm != null && group.equals(p.perm.info.group)) { 2782 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2783 } 2784 } 2785 } 2786 2787 if (out.size() > 0) { 2788 return out; 2789 } 2790 return mPermissionGroups.containsKey(group) ? out : null; 2791 } 2792 } 2793 2794 @Override 2795 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2796 // reader 2797 synchronized (mPackages) { 2798 return PackageParser.generatePermissionGroupInfo( 2799 mPermissionGroups.get(name), flags); 2800 } 2801 } 2802 2803 @Override 2804 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2805 // reader 2806 synchronized (mPackages) { 2807 final int N = mPermissionGroups.size(); 2808 ArrayList<PermissionGroupInfo> out 2809 = new ArrayList<PermissionGroupInfo>(N); 2810 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2811 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2812 } 2813 return out; 2814 } 2815 } 2816 2817 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2818 int userId) { 2819 if (!sUserManager.exists(userId)) return null; 2820 PackageSetting ps = mSettings.mPackages.get(packageName); 2821 if (ps != null) { 2822 if (ps.pkg == null) { 2823 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2824 flags, userId); 2825 if (pInfo != null) { 2826 return pInfo.applicationInfo; 2827 } 2828 return null; 2829 } 2830 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2831 ps.readUserState(userId), userId); 2832 } 2833 return null; 2834 } 2835 2836 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2837 int userId) { 2838 if (!sUserManager.exists(userId)) return null; 2839 PackageSetting ps = mSettings.mPackages.get(packageName); 2840 if (ps != null) { 2841 PackageParser.Package pkg = ps.pkg; 2842 if (pkg == null) { 2843 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2844 return null; 2845 } 2846 // Only data remains, so we aren't worried about code paths 2847 pkg = new PackageParser.Package(packageName); 2848 pkg.applicationInfo.packageName = packageName; 2849 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2850 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2851 pkg.applicationInfo.dataDir = Environment 2852 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2853 .getAbsolutePath(); 2854 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2855 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2856 } 2857 return generatePackageInfo(pkg, flags, userId); 2858 } 2859 return null; 2860 } 2861 2862 @Override 2863 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2864 if (!sUserManager.exists(userId)) return null; 2865 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2866 // writer 2867 synchronized (mPackages) { 2868 PackageParser.Package p = mPackages.get(packageName); 2869 if (DEBUG_PACKAGE_INFO) Log.v( 2870 TAG, "getApplicationInfo " + packageName 2871 + ": " + p); 2872 if (p != null) { 2873 PackageSetting ps = mSettings.mPackages.get(packageName); 2874 if (ps == null) return null; 2875 // Note: isEnabledLP() does not apply here - always return info 2876 return PackageParser.generateApplicationInfo( 2877 p, flags, ps.readUserState(userId), userId); 2878 } 2879 if ("android".equals(packageName)||"system".equals(packageName)) { 2880 return mAndroidApplication; 2881 } 2882 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2883 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2884 } 2885 } 2886 return null; 2887 } 2888 2889 @Override 2890 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2891 final IPackageDataObserver observer) { 2892 mContext.enforceCallingOrSelfPermission( 2893 android.Manifest.permission.CLEAR_APP_CACHE, null); 2894 // Queue up an async operation since clearing cache may take a little while. 2895 mHandler.post(new Runnable() { 2896 public void run() { 2897 mHandler.removeCallbacks(this); 2898 int retCode = -1; 2899 synchronized (mInstallLock) { 2900 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2901 if (retCode < 0) { 2902 Slog.w(TAG, "Couldn't clear application caches"); 2903 } 2904 } 2905 if (observer != null) { 2906 try { 2907 observer.onRemoveCompleted(null, (retCode >= 0)); 2908 } catch (RemoteException e) { 2909 Slog.w(TAG, "RemoveException when invoking call back"); 2910 } 2911 } 2912 } 2913 }); 2914 } 2915 2916 @Override 2917 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2918 final IntentSender pi) { 2919 mContext.enforceCallingOrSelfPermission( 2920 android.Manifest.permission.CLEAR_APP_CACHE, null); 2921 // Queue up an async operation since clearing cache may take a little while. 2922 mHandler.post(new Runnable() { 2923 public void run() { 2924 mHandler.removeCallbacks(this); 2925 int retCode = -1; 2926 synchronized (mInstallLock) { 2927 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2928 if (retCode < 0) { 2929 Slog.w(TAG, "Couldn't clear application caches"); 2930 } 2931 } 2932 if(pi != null) { 2933 try { 2934 // Callback via pending intent 2935 int code = (retCode >= 0) ? 1 : 0; 2936 pi.sendIntent(null, code, null, 2937 null, null); 2938 } catch (SendIntentException e1) { 2939 Slog.i(TAG, "Failed to send pending intent"); 2940 } 2941 } 2942 } 2943 }); 2944 } 2945 2946 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2947 synchronized (mInstallLock) { 2948 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2949 throw new IOException("Failed to free enough space"); 2950 } 2951 } 2952 } 2953 2954 @Override 2955 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2956 if (!sUserManager.exists(userId)) return null; 2957 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2958 synchronized (mPackages) { 2959 PackageParser.Activity a = mActivities.mActivities.get(component); 2960 2961 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2962 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2963 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2964 if (ps == null) return null; 2965 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2966 userId); 2967 } 2968 if (mResolveComponentName.equals(component)) { 2969 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2970 new PackageUserState(), userId); 2971 } 2972 } 2973 return null; 2974 } 2975 2976 @Override 2977 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2978 String resolvedType) { 2979 synchronized (mPackages) { 2980 PackageParser.Activity a = mActivities.mActivities.get(component); 2981 if (a == null) { 2982 return false; 2983 } 2984 for (int i=0; i<a.intents.size(); i++) { 2985 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2986 intent.getData(), intent.getCategories(), TAG) >= 0) { 2987 return true; 2988 } 2989 } 2990 return false; 2991 } 2992 } 2993 2994 @Override 2995 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2996 if (!sUserManager.exists(userId)) return null; 2997 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2998 synchronized (mPackages) { 2999 PackageParser.Activity a = mReceivers.mActivities.get(component); 3000 if (DEBUG_PACKAGE_INFO) Log.v( 3001 TAG, "getReceiverInfo " + component + ": " + a); 3002 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3003 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3004 if (ps == null) return null; 3005 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3006 userId); 3007 } 3008 } 3009 return null; 3010 } 3011 3012 @Override 3013 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3014 if (!sUserManager.exists(userId)) return null; 3015 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3016 synchronized (mPackages) { 3017 PackageParser.Service s = mServices.mServices.get(component); 3018 if (DEBUG_PACKAGE_INFO) Log.v( 3019 TAG, "getServiceInfo " + component + ": " + s); 3020 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3021 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3022 if (ps == null) return null; 3023 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3024 userId); 3025 } 3026 } 3027 return null; 3028 } 3029 3030 @Override 3031 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3032 if (!sUserManager.exists(userId)) return null; 3033 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3034 synchronized (mPackages) { 3035 PackageParser.Provider p = mProviders.mProviders.get(component); 3036 if (DEBUG_PACKAGE_INFO) Log.v( 3037 TAG, "getProviderInfo " + component + ": " + p); 3038 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3039 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3040 if (ps == null) return null; 3041 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3042 userId); 3043 } 3044 } 3045 return null; 3046 } 3047 3048 @Override 3049 public String[] getSystemSharedLibraryNames() { 3050 Set<String> libSet; 3051 synchronized (mPackages) { 3052 libSet = mSharedLibraries.keySet(); 3053 int size = libSet.size(); 3054 if (size > 0) { 3055 String[] libs = new String[size]; 3056 libSet.toArray(libs); 3057 return libs; 3058 } 3059 } 3060 return null; 3061 } 3062 3063 /** 3064 * @hide 3065 */ 3066 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3067 synchronized (mPackages) { 3068 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3069 if (lib != null && lib.apk != null) { 3070 return mPackages.get(lib.apk); 3071 } 3072 } 3073 return null; 3074 } 3075 3076 @Override 3077 public FeatureInfo[] getSystemAvailableFeatures() { 3078 Collection<FeatureInfo> featSet; 3079 synchronized (mPackages) { 3080 featSet = mAvailableFeatures.values(); 3081 int size = featSet.size(); 3082 if (size > 0) { 3083 FeatureInfo[] features = new FeatureInfo[size+1]; 3084 featSet.toArray(features); 3085 FeatureInfo fi = new FeatureInfo(); 3086 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3087 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3088 features[size] = fi; 3089 return features; 3090 } 3091 } 3092 return null; 3093 } 3094 3095 @Override 3096 public boolean hasSystemFeature(String name) { 3097 synchronized (mPackages) { 3098 return mAvailableFeatures.containsKey(name); 3099 } 3100 } 3101 3102 private void checkValidCaller(int uid, int userId) { 3103 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3104 return; 3105 3106 throw new SecurityException("Caller uid=" + uid 3107 + " is not privileged to communicate with user=" + userId); 3108 } 3109 3110 @Override 3111 public int checkPermission(String permName, String pkgName, int userId) { 3112 if (!sUserManager.exists(userId)) { 3113 return PackageManager.PERMISSION_DENIED; 3114 } 3115 3116 synchronized (mPackages) { 3117 final PackageParser.Package p = mPackages.get(pkgName); 3118 if (p != null && p.mExtras != null) { 3119 final PackageSetting ps = (PackageSetting) p.mExtras; 3120 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3121 return PackageManager.PERMISSION_GRANTED; 3122 } 3123 } 3124 } 3125 3126 return PackageManager.PERMISSION_DENIED; 3127 } 3128 3129 @Override 3130 public int checkUidPermission(String permName, int uid) { 3131 final int userId = UserHandle.getUserId(uid); 3132 3133 if (!sUserManager.exists(userId)) { 3134 return PackageManager.PERMISSION_DENIED; 3135 } 3136 3137 synchronized (mPackages) { 3138 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3139 if (obj != null) { 3140 final SettingBase ps = (SettingBase) obj; 3141 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3142 return PackageManager.PERMISSION_GRANTED; 3143 } 3144 } else { 3145 ArraySet<String> perms = mSystemPermissions.get(uid); 3146 if (perms != null && perms.contains(permName)) { 3147 return PackageManager.PERMISSION_GRANTED; 3148 } 3149 } 3150 } 3151 3152 return PackageManager.PERMISSION_DENIED; 3153 } 3154 3155 @Override 3156 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3157 if (UserHandle.getCallingUserId() != userId) { 3158 mContext.enforceCallingPermission( 3159 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3160 "isPermissionRevokedByPolicy for user " + userId); 3161 } 3162 3163 if (checkPermission(permission, packageName, userId) 3164 == PackageManager.PERMISSION_GRANTED) { 3165 return false; 3166 } 3167 3168 final long identity = Binder.clearCallingIdentity(); 3169 try { 3170 final int flags = getPermissionFlags(permission, packageName, userId); 3171 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3172 } finally { 3173 Binder.restoreCallingIdentity(identity); 3174 } 3175 } 3176 3177 /** 3178 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3179 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3180 * @param checkShell TODO(yamasani): 3181 * @param message the message to log on security exception 3182 */ 3183 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3184 boolean checkShell, String message) { 3185 if (userId < 0) { 3186 throw new IllegalArgumentException("Invalid userId " + userId); 3187 } 3188 if (checkShell) { 3189 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3190 } 3191 if (userId == UserHandle.getUserId(callingUid)) return; 3192 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3193 if (requireFullPermission) { 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3196 } else { 3197 try { 3198 mContext.enforceCallingOrSelfPermission( 3199 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3200 } catch (SecurityException se) { 3201 mContext.enforceCallingOrSelfPermission( 3202 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3203 } 3204 } 3205 } 3206 } 3207 3208 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3209 if (callingUid == Process.SHELL_UID) { 3210 if (userHandle >= 0 3211 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3212 throw new SecurityException("Shell does not have permission to access user " 3213 + userHandle); 3214 } else if (userHandle < 0) { 3215 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3216 + Debug.getCallers(3)); 3217 } 3218 } 3219 } 3220 3221 private BasePermission findPermissionTreeLP(String permName) { 3222 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3223 if (permName.startsWith(bp.name) && 3224 permName.length() > bp.name.length() && 3225 permName.charAt(bp.name.length()) == '.') { 3226 return bp; 3227 } 3228 } 3229 return null; 3230 } 3231 3232 private BasePermission checkPermissionTreeLP(String permName) { 3233 if (permName != null) { 3234 BasePermission bp = findPermissionTreeLP(permName); 3235 if (bp != null) { 3236 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3237 return bp; 3238 } 3239 throw new SecurityException("Calling uid " 3240 + Binder.getCallingUid() 3241 + " is not allowed to add to permission tree " 3242 + bp.name + " owned by uid " + bp.uid); 3243 } 3244 } 3245 throw new SecurityException("No permission tree found for " + permName); 3246 } 3247 3248 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3249 if (s1 == null) { 3250 return s2 == null; 3251 } 3252 if (s2 == null) { 3253 return false; 3254 } 3255 if (s1.getClass() != s2.getClass()) { 3256 return false; 3257 } 3258 return s1.equals(s2); 3259 } 3260 3261 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3262 if (pi1.icon != pi2.icon) return false; 3263 if (pi1.logo != pi2.logo) return false; 3264 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3265 if (!compareStrings(pi1.name, pi2.name)) return false; 3266 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3267 // We'll take care of setting this one. 3268 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3269 // These are not currently stored in settings. 3270 //if (!compareStrings(pi1.group, pi2.group)) return false; 3271 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3272 //if (pi1.labelRes != pi2.labelRes) return false; 3273 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3274 return true; 3275 } 3276 3277 int permissionInfoFootprint(PermissionInfo info) { 3278 int size = info.name.length(); 3279 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3280 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3281 return size; 3282 } 3283 3284 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3285 int size = 0; 3286 for (BasePermission perm : mSettings.mPermissions.values()) { 3287 if (perm.uid == tree.uid) { 3288 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3289 } 3290 } 3291 return size; 3292 } 3293 3294 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3295 // We calculate the max size of permissions defined by this uid and throw 3296 // if that plus the size of 'info' would exceed our stated maximum. 3297 if (tree.uid != Process.SYSTEM_UID) { 3298 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3299 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3300 throw new SecurityException("Permission tree size cap exceeded"); 3301 } 3302 } 3303 } 3304 3305 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3306 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3307 throw new SecurityException("Label must be specified in permission"); 3308 } 3309 BasePermission tree = checkPermissionTreeLP(info.name); 3310 BasePermission bp = mSettings.mPermissions.get(info.name); 3311 boolean added = bp == null; 3312 boolean changed = true; 3313 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3314 if (added) { 3315 enforcePermissionCapLocked(info, tree); 3316 bp = new BasePermission(info.name, tree.sourcePackage, 3317 BasePermission.TYPE_DYNAMIC); 3318 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3319 throw new SecurityException( 3320 "Not allowed to modify non-dynamic permission " 3321 + info.name); 3322 } else { 3323 if (bp.protectionLevel == fixedLevel 3324 && bp.perm.owner.equals(tree.perm.owner) 3325 && bp.uid == tree.uid 3326 && comparePermissionInfos(bp.perm.info, info)) { 3327 changed = false; 3328 } 3329 } 3330 bp.protectionLevel = fixedLevel; 3331 info = new PermissionInfo(info); 3332 info.protectionLevel = fixedLevel; 3333 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3334 bp.perm.info.packageName = tree.perm.info.packageName; 3335 bp.uid = tree.uid; 3336 if (added) { 3337 mSettings.mPermissions.put(info.name, bp); 3338 } 3339 if (changed) { 3340 if (!async) { 3341 mSettings.writeLPr(); 3342 } else { 3343 scheduleWriteSettingsLocked(); 3344 } 3345 } 3346 return added; 3347 } 3348 3349 @Override 3350 public boolean addPermission(PermissionInfo info) { 3351 synchronized (mPackages) { 3352 return addPermissionLocked(info, false); 3353 } 3354 } 3355 3356 @Override 3357 public boolean addPermissionAsync(PermissionInfo info) { 3358 synchronized (mPackages) { 3359 return addPermissionLocked(info, true); 3360 } 3361 } 3362 3363 @Override 3364 public void removePermission(String name) { 3365 synchronized (mPackages) { 3366 checkPermissionTreeLP(name); 3367 BasePermission bp = mSettings.mPermissions.get(name); 3368 if (bp != null) { 3369 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3370 throw new SecurityException( 3371 "Not allowed to modify non-dynamic permission " 3372 + name); 3373 } 3374 mSettings.mPermissions.remove(name); 3375 mSettings.writeLPr(); 3376 } 3377 } 3378 } 3379 3380 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3381 BasePermission bp) { 3382 int index = pkg.requestedPermissions.indexOf(bp.name); 3383 if (index == -1) { 3384 throw new SecurityException("Package " + pkg.packageName 3385 + " has not requested permission " + bp.name); 3386 } 3387 if (!bp.isRuntime()) { 3388 throw new SecurityException("Permission " + bp.name 3389 + " is not a changeable permission type"); 3390 } 3391 } 3392 3393 @Override 3394 public void grantRuntimePermission(String packageName, String name, final int userId) { 3395 if (!sUserManager.exists(userId)) { 3396 Log.e(TAG, "No such user:" + userId); 3397 return; 3398 } 3399 3400 mContext.enforceCallingOrSelfPermission( 3401 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3402 "grantRuntimePermission"); 3403 3404 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3405 "grantRuntimePermission"); 3406 3407 final int uid; 3408 final SettingBase sb; 3409 3410 synchronized (mPackages) { 3411 final PackageParser.Package pkg = mPackages.get(packageName); 3412 if (pkg == null) { 3413 throw new IllegalArgumentException("Unknown package: " + packageName); 3414 } 3415 3416 final BasePermission bp = mSettings.mPermissions.get(name); 3417 if (bp == null) { 3418 throw new IllegalArgumentException("Unknown permission: " + name); 3419 } 3420 3421 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3422 3423 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3424 sb = (SettingBase) pkg.mExtras; 3425 if (sb == null) { 3426 throw new IllegalArgumentException("Unknown package: " + packageName); 3427 } 3428 3429 final PermissionsState permissionsState = sb.getPermissionsState(); 3430 3431 final int flags = permissionsState.getPermissionFlags(name, userId); 3432 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3433 throw new SecurityException("Cannot grant system fixed permission: " 3434 + name + " for package: " + packageName); 3435 } 3436 3437 final int result = permissionsState.grantRuntimePermission(bp, userId); 3438 switch (result) { 3439 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3440 return; 3441 } 3442 3443 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3444 mHandler.post(new Runnable() { 3445 @Override 3446 public void run() { 3447 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3448 } 3449 }); 3450 } break; 3451 } 3452 3453 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3454 3455 // Not critical if that is lost - app has to request again. 3456 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3457 } 3458 3459 // Only need to do this if user is initialized. Otherwise it's a new user 3460 // and there are no processes running as the user yet and there's no need 3461 // to make an expensive call to remount processes for the changed permissions. 3462 if (READ_EXTERNAL_STORAGE.equals(name) 3463 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3464 final long token = Binder.clearCallingIdentity(); 3465 try { 3466 if (sUserManager.isInitialized(userId)) { 3467 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3468 storage.remountUid(uid); 3469 } 3470 } finally { 3471 Binder.restoreCallingIdentity(token); 3472 } 3473 } 3474 } 3475 3476 @Override 3477 public void revokeRuntimePermission(String packageName, String name, int userId) { 3478 if (!sUserManager.exists(userId)) { 3479 Log.e(TAG, "No such user:" + userId); 3480 return; 3481 } 3482 3483 mContext.enforceCallingOrSelfPermission( 3484 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3485 "revokeRuntimePermission"); 3486 3487 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3488 "revokeRuntimePermission"); 3489 3490 final SettingBase sb; 3491 3492 synchronized (mPackages) { 3493 final PackageParser.Package pkg = mPackages.get(packageName); 3494 if (pkg == null) { 3495 throw new IllegalArgumentException("Unknown package: " + packageName); 3496 } 3497 3498 final BasePermission bp = mSettings.mPermissions.get(name); 3499 if (bp == null) { 3500 throw new IllegalArgumentException("Unknown permission: " + name); 3501 } 3502 3503 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3504 3505 sb = (SettingBase) pkg.mExtras; 3506 if (sb == null) { 3507 throw new IllegalArgumentException("Unknown package: " + packageName); 3508 } 3509 3510 final PermissionsState permissionsState = sb.getPermissionsState(); 3511 3512 final int flags = permissionsState.getPermissionFlags(name, userId); 3513 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3514 throw new SecurityException("Cannot revoke system fixed permission: " 3515 + name + " for package: " + packageName); 3516 } 3517 3518 if (permissionsState.revokeRuntimePermission(bp, userId) == 3519 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3520 return; 3521 } 3522 3523 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3524 3525 // Critical, after this call app should never have the permission. 3526 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3527 } 3528 3529 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3530 } 3531 3532 @Override 3533 public void resetRuntimePermissions() { 3534 mContext.enforceCallingOrSelfPermission( 3535 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3536 "revokeRuntimePermission"); 3537 3538 int callingUid = Binder.getCallingUid(); 3539 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3540 mContext.enforceCallingOrSelfPermission( 3541 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3542 "resetRuntimePermissions"); 3543 } 3544 3545 final int[] userIds; 3546 3547 synchronized (mPackages) { 3548 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3549 final int userCount = UserManagerService.getInstance().getUserIds().length; 3550 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3551 } 3552 3553 for (int userId : userIds) { 3554 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3555 } 3556 } 3557 3558 @Override 3559 public int getPermissionFlags(String name, String packageName, int userId) { 3560 if (!sUserManager.exists(userId)) { 3561 return 0; 3562 } 3563 3564 mContext.enforceCallingOrSelfPermission( 3565 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3566 "getPermissionFlags"); 3567 3568 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3569 "getPermissionFlags"); 3570 3571 synchronized (mPackages) { 3572 final PackageParser.Package pkg = mPackages.get(packageName); 3573 if (pkg == null) { 3574 throw new IllegalArgumentException("Unknown package: " + packageName); 3575 } 3576 3577 final BasePermission bp = mSettings.mPermissions.get(name); 3578 if (bp == null) { 3579 throw new IllegalArgumentException("Unknown permission: " + name); 3580 } 3581 3582 SettingBase sb = (SettingBase) pkg.mExtras; 3583 if (sb == null) { 3584 throw new IllegalArgumentException("Unknown package: " + packageName); 3585 } 3586 3587 PermissionsState permissionsState = sb.getPermissionsState(); 3588 return permissionsState.getPermissionFlags(name, userId); 3589 } 3590 } 3591 3592 @Override 3593 public void updatePermissionFlags(String name, String packageName, int flagMask, 3594 int flagValues, int userId) { 3595 if (!sUserManager.exists(userId)) { 3596 return; 3597 } 3598 3599 mContext.enforceCallingOrSelfPermission( 3600 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3601 "updatePermissionFlags"); 3602 3603 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3604 "updatePermissionFlags"); 3605 3606 // Only the system can change system fixed flags. 3607 if (getCallingUid() != Process.SYSTEM_UID) { 3608 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3609 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3610 } 3611 3612 synchronized (mPackages) { 3613 final PackageParser.Package pkg = mPackages.get(packageName); 3614 if (pkg == null) { 3615 throw new IllegalArgumentException("Unknown package: " + packageName); 3616 } 3617 3618 final BasePermission bp = mSettings.mPermissions.get(name); 3619 if (bp == null) { 3620 throw new IllegalArgumentException("Unknown permission: " + name); 3621 } 3622 3623 SettingBase sb = (SettingBase) pkg.mExtras; 3624 if (sb == null) { 3625 throw new IllegalArgumentException("Unknown package: " + packageName); 3626 } 3627 3628 PermissionsState permissionsState = sb.getPermissionsState(); 3629 3630 // Only the package manager can change flags for system component permissions. 3631 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3632 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3633 return; 3634 } 3635 3636 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3637 3638 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3639 // Install and runtime permissions are stored in different places, 3640 // so figure out what permission changed and persist the change. 3641 if (permissionsState.getInstallPermissionState(name) != null) { 3642 scheduleWriteSettingsLocked(); 3643 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3644 || hadState) { 3645 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3646 } 3647 } 3648 } 3649 } 3650 3651 /** 3652 * Update the permission flags for all packages and runtime permissions of a user in order 3653 * to allow device or profile owner to remove POLICY_FIXED. 3654 */ 3655 @Override 3656 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3657 if (!sUserManager.exists(userId)) { 3658 return; 3659 } 3660 3661 mContext.enforceCallingOrSelfPermission( 3662 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3663 "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 @Override 3694 public boolean shouldShowRequestPermissionRationale(String permissionName, 3695 String packageName, int userId) { 3696 if (UserHandle.getCallingUserId() != userId) { 3697 mContext.enforceCallingPermission( 3698 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3699 "canShowRequestPermissionRationale for user " + userId); 3700 } 3701 3702 final int uid = getPackageUid(packageName, userId); 3703 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3704 return false; 3705 } 3706 3707 if (checkPermission(permissionName, packageName, userId) 3708 == PackageManager.PERMISSION_GRANTED) { 3709 return false; 3710 } 3711 3712 final int flags; 3713 3714 final long identity = Binder.clearCallingIdentity(); 3715 try { 3716 flags = getPermissionFlags(permissionName, 3717 packageName, userId); 3718 } finally { 3719 Binder.restoreCallingIdentity(identity); 3720 } 3721 3722 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3723 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3724 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3725 3726 if ((flags & fixedFlags) != 0) { 3727 return false; 3728 } 3729 3730 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3731 } 3732 3733 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3734 BasePermission bp = mSettings.mPermissions.get(permission); 3735 if (bp == null) { 3736 throw new SecurityException("Missing " + permission + " permission"); 3737 } 3738 3739 SettingBase sb = (SettingBase) pkg.mExtras; 3740 PermissionsState permissionsState = sb.getPermissionsState(); 3741 3742 if (permissionsState.grantInstallPermission(bp) != 3743 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3744 scheduleWriteSettingsLocked(); 3745 } 3746 } 3747 3748 @Override 3749 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3750 mContext.enforceCallingOrSelfPermission( 3751 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3752 "addOnPermissionsChangeListener"); 3753 3754 synchronized (mPackages) { 3755 mOnPermissionChangeListeners.addListenerLocked(listener); 3756 } 3757 } 3758 3759 @Override 3760 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3761 synchronized (mPackages) { 3762 mOnPermissionChangeListeners.removeListenerLocked(listener); 3763 } 3764 } 3765 3766 @Override 3767 public boolean isProtectedBroadcast(String actionName) { 3768 synchronized (mPackages) { 3769 return mProtectedBroadcasts.contains(actionName); 3770 } 3771 } 3772 3773 @Override 3774 public int checkSignatures(String pkg1, String pkg2) { 3775 synchronized (mPackages) { 3776 final PackageParser.Package p1 = mPackages.get(pkg1); 3777 final PackageParser.Package p2 = mPackages.get(pkg2); 3778 if (p1 == null || p1.mExtras == null 3779 || p2 == null || p2.mExtras == null) { 3780 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3781 } 3782 return compareSignatures(p1.mSignatures, p2.mSignatures); 3783 } 3784 } 3785 3786 @Override 3787 public int checkUidSignatures(int uid1, int uid2) { 3788 // Map to base uids. 3789 uid1 = UserHandle.getAppId(uid1); 3790 uid2 = UserHandle.getAppId(uid2); 3791 // reader 3792 synchronized (mPackages) { 3793 Signature[] s1; 3794 Signature[] s2; 3795 Object obj = mSettings.getUserIdLPr(uid1); 3796 if (obj != null) { 3797 if (obj instanceof SharedUserSetting) { 3798 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3799 } else if (obj instanceof PackageSetting) { 3800 s1 = ((PackageSetting)obj).signatures.mSignatures; 3801 } else { 3802 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3803 } 3804 } else { 3805 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3806 } 3807 obj = mSettings.getUserIdLPr(uid2); 3808 if (obj != null) { 3809 if (obj instanceof SharedUserSetting) { 3810 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3811 } else if (obj instanceof PackageSetting) { 3812 s2 = ((PackageSetting)obj).signatures.mSignatures; 3813 } else { 3814 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3815 } 3816 } else { 3817 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3818 } 3819 return compareSignatures(s1, s2); 3820 } 3821 } 3822 3823 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3824 final long identity = Binder.clearCallingIdentity(); 3825 try { 3826 if (sb instanceof SharedUserSetting) { 3827 SharedUserSetting sus = (SharedUserSetting) sb; 3828 final int packageCount = sus.packages.size(); 3829 for (int i = 0; i < packageCount; i++) { 3830 PackageSetting susPs = sus.packages.valueAt(i); 3831 if (userId == UserHandle.USER_ALL) { 3832 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3833 } else { 3834 final int uid = UserHandle.getUid(userId, susPs.appId); 3835 killUid(uid, reason); 3836 } 3837 } 3838 } else if (sb instanceof PackageSetting) { 3839 PackageSetting ps = (PackageSetting) sb; 3840 if (userId == UserHandle.USER_ALL) { 3841 killApplication(ps.pkg.packageName, ps.appId, reason); 3842 } else { 3843 final int uid = UserHandle.getUid(userId, ps.appId); 3844 killUid(uid, reason); 3845 } 3846 } 3847 } finally { 3848 Binder.restoreCallingIdentity(identity); 3849 } 3850 } 3851 3852 private static void killUid(int uid, String reason) { 3853 IActivityManager am = ActivityManagerNative.getDefault(); 3854 if (am != null) { 3855 try { 3856 am.killUid(uid, reason); 3857 } catch (RemoteException e) { 3858 /* ignore - same process */ 3859 } 3860 } 3861 } 3862 3863 /** 3864 * Compares two sets of signatures. Returns: 3865 * <br /> 3866 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3867 * <br /> 3868 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3869 * <br /> 3870 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3871 * <br /> 3872 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3873 * <br /> 3874 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3875 */ 3876 static int compareSignatures(Signature[] s1, Signature[] s2) { 3877 if (s1 == null) { 3878 return s2 == null 3879 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3880 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3881 } 3882 3883 if (s2 == null) { 3884 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3885 } 3886 3887 if (s1.length != s2.length) { 3888 return PackageManager.SIGNATURE_NO_MATCH; 3889 } 3890 3891 // Since both signature sets are of size 1, we can compare without HashSets. 3892 if (s1.length == 1) { 3893 return s1[0].equals(s2[0]) ? 3894 PackageManager.SIGNATURE_MATCH : 3895 PackageManager.SIGNATURE_NO_MATCH; 3896 } 3897 3898 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3899 for (Signature sig : s1) { 3900 set1.add(sig); 3901 } 3902 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3903 for (Signature sig : s2) { 3904 set2.add(sig); 3905 } 3906 // Make sure s2 contains all signatures in s1. 3907 if (set1.equals(set2)) { 3908 return PackageManager.SIGNATURE_MATCH; 3909 } 3910 return PackageManager.SIGNATURE_NO_MATCH; 3911 } 3912 3913 /** 3914 * If the database version for this type of package (internal storage or 3915 * external storage) is less than the version where package signatures 3916 * were updated, return true. 3917 */ 3918 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3919 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3920 DatabaseVersion.SIGNATURE_END_ENTITY)) 3921 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3922 DatabaseVersion.SIGNATURE_END_ENTITY)); 3923 } 3924 3925 /** 3926 * Used for backward compatibility to make sure any packages with 3927 * certificate chains get upgraded to the new style. {@code existingSigs} 3928 * will be in the old format (since they were stored on disk from before the 3929 * system upgrade) and {@code scannedSigs} will be in the newer format. 3930 */ 3931 private int compareSignaturesCompat(PackageSignatures existingSigs, 3932 PackageParser.Package scannedPkg) { 3933 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3934 return PackageManager.SIGNATURE_NO_MATCH; 3935 } 3936 3937 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3938 for (Signature sig : existingSigs.mSignatures) { 3939 existingSet.add(sig); 3940 } 3941 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3942 for (Signature sig : scannedPkg.mSignatures) { 3943 try { 3944 Signature[] chainSignatures = sig.getChainSignatures(); 3945 for (Signature chainSig : chainSignatures) { 3946 scannedCompatSet.add(chainSig); 3947 } 3948 } catch (CertificateEncodingException e) { 3949 scannedCompatSet.add(sig); 3950 } 3951 } 3952 /* 3953 * Make sure the expanded scanned set contains all signatures in the 3954 * existing one. 3955 */ 3956 if (scannedCompatSet.equals(existingSet)) { 3957 // Migrate the old signatures to the new scheme. 3958 existingSigs.assignSignatures(scannedPkg.mSignatures); 3959 // The new KeySets will be re-added later in the scanning process. 3960 synchronized (mPackages) { 3961 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3962 } 3963 return PackageManager.SIGNATURE_MATCH; 3964 } 3965 return PackageManager.SIGNATURE_NO_MATCH; 3966 } 3967 3968 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3969 if (isExternal(scannedPkg)) { 3970 return mSettings.isExternalDatabaseVersionOlderThan( 3971 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3972 } else { 3973 return mSettings.isInternalDatabaseVersionOlderThan( 3974 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3975 } 3976 } 3977 3978 private int compareSignaturesRecover(PackageSignatures existingSigs, 3979 PackageParser.Package scannedPkg) { 3980 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3981 return PackageManager.SIGNATURE_NO_MATCH; 3982 } 3983 3984 String msg = null; 3985 try { 3986 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3987 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3988 + scannedPkg.packageName); 3989 return PackageManager.SIGNATURE_MATCH; 3990 } 3991 } catch (CertificateException e) { 3992 msg = e.getMessage(); 3993 } 3994 3995 logCriticalInfo(Log.INFO, 3996 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3997 return PackageManager.SIGNATURE_NO_MATCH; 3998 } 3999 4000 @Override 4001 public String[] getPackagesForUid(int uid) { 4002 uid = UserHandle.getAppId(uid); 4003 // reader 4004 synchronized (mPackages) { 4005 Object obj = mSettings.getUserIdLPr(uid); 4006 if (obj instanceof SharedUserSetting) { 4007 final SharedUserSetting sus = (SharedUserSetting) obj; 4008 final int N = sus.packages.size(); 4009 final String[] res = new String[N]; 4010 final Iterator<PackageSetting> it = sus.packages.iterator(); 4011 int i = 0; 4012 while (it.hasNext()) { 4013 res[i++] = it.next().name; 4014 } 4015 return res; 4016 } else if (obj instanceof PackageSetting) { 4017 final PackageSetting ps = (PackageSetting) obj; 4018 return new String[] { ps.name }; 4019 } 4020 } 4021 return null; 4022 } 4023 4024 @Override 4025 public String getNameForUid(int uid) { 4026 // reader 4027 synchronized (mPackages) { 4028 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4029 if (obj instanceof SharedUserSetting) { 4030 final SharedUserSetting sus = (SharedUserSetting) obj; 4031 return sus.name + ":" + sus.userId; 4032 } else if (obj instanceof PackageSetting) { 4033 final PackageSetting ps = (PackageSetting) obj; 4034 return ps.name; 4035 } 4036 } 4037 return null; 4038 } 4039 4040 @Override 4041 public int getUidForSharedUser(String sharedUserName) { 4042 if(sharedUserName == null) { 4043 return -1; 4044 } 4045 // reader 4046 synchronized (mPackages) { 4047 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4048 if (suid == null) { 4049 return -1; 4050 } 4051 return suid.userId; 4052 } 4053 } 4054 4055 @Override 4056 public int getFlagsForUid(int uid) { 4057 synchronized (mPackages) { 4058 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4059 if (obj instanceof SharedUserSetting) { 4060 final SharedUserSetting sus = (SharedUserSetting) obj; 4061 return sus.pkgFlags; 4062 } else if (obj instanceof PackageSetting) { 4063 final PackageSetting ps = (PackageSetting) obj; 4064 return ps.pkgFlags; 4065 } 4066 } 4067 return 0; 4068 } 4069 4070 @Override 4071 public int getPrivateFlagsForUid(int uid) { 4072 synchronized (mPackages) { 4073 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4074 if (obj instanceof SharedUserSetting) { 4075 final SharedUserSetting sus = (SharedUserSetting) obj; 4076 return sus.pkgPrivateFlags; 4077 } else if (obj instanceof PackageSetting) { 4078 final PackageSetting ps = (PackageSetting) obj; 4079 return ps.pkgPrivateFlags; 4080 } 4081 } 4082 return 0; 4083 } 4084 4085 @Override 4086 public boolean isUidPrivileged(int uid) { 4087 uid = UserHandle.getAppId(uid); 4088 // reader 4089 synchronized (mPackages) { 4090 Object obj = mSettings.getUserIdLPr(uid); 4091 if (obj instanceof SharedUserSetting) { 4092 final SharedUserSetting sus = (SharedUserSetting) obj; 4093 final Iterator<PackageSetting> it = sus.packages.iterator(); 4094 while (it.hasNext()) { 4095 if (it.next().isPrivileged()) { 4096 return true; 4097 } 4098 } 4099 } else if (obj instanceof PackageSetting) { 4100 final PackageSetting ps = (PackageSetting) obj; 4101 return ps.isPrivileged(); 4102 } 4103 } 4104 return false; 4105 } 4106 4107 @Override 4108 public String[] getAppOpPermissionPackages(String permissionName) { 4109 synchronized (mPackages) { 4110 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4111 if (pkgs == null) { 4112 return null; 4113 } 4114 return pkgs.toArray(new String[pkgs.size()]); 4115 } 4116 } 4117 4118 @Override 4119 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4120 int flags, int userId) { 4121 if (!sUserManager.exists(userId)) return null; 4122 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4123 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4124 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4125 } 4126 4127 @Override 4128 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4129 IntentFilter filter, int match, ComponentName activity) { 4130 final int userId = UserHandle.getCallingUserId(); 4131 if (DEBUG_PREFERRED) { 4132 Log.v(TAG, "setLastChosenActivity intent=" + intent 4133 + " resolvedType=" + resolvedType 4134 + " flags=" + flags 4135 + " filter=" + filter 4136 + " match=" + match 4137 + " activity=" + activity); 4138 filter.dump(new PrintStreamPrinter(System.out), " "); 4139 } 4140 intent.setComponent(null); 4141 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4142 // Find any earlier preferred or last chosen entries and nuke them 4143 findPreferredActivity(intent, resolvedType, 4144 flags, query, 0, false, true, false, userId); 4145 // Add the new activity as the last chosen for this filter 4146 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4147 "Setting last chosen"); 4148 } 4149 4150 @Override 4151 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4152 final int userId = UserHandle.getCallingUserId(); 4153 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4154 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4155 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4156 false, false, false, userId); 4157 } 4158 4159 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4160 int flags, List<ResolveInfo> query, int userId) { 4161 if (query != null) { 4162 final int N = query.size(); 4163 if (N == 1) { 4164 return query.get(0); 4165 } else if (N > 1) { 4166 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4167 // If there is more than one activity with the same priority, 4168 // then let the user decide between them. 4169 ResolveInfo r0 = query.get(0); 4170 ResolveInfo r1 = query.get(1); 4171 if (DEBUG_INTENT_MATCHING || debug) { 4172 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4173 + r1.activityInfo.name + "=" + r1.priority); 4174 } 4175 // If the first activity has a higher priority, or a different 4176 // default, then it is always desireable to pick it. 4177 if (r0.priority != r1.priority 4178 || r0.preferredOrder != r1.preferredOrder 4179 || r0.isDefault != r1.isDefault) { 4180 return query.get(0); 4181 } 4182 // If we have saved a preference for a preferred activity for 4183 // this Intent, use that. 4184 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4185 flags, query, r0.priority, true, false, debug, userId); 4186 if (ri != null) { 4187 return ri; 4188 } 4189 if (userId != 0) { 4190 ri = new ResolveInfo(mResolveInfo); 4191 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4192 ri.activityInfo.applicationInfo = new ApplicationInfo( 4193 ri.activityInfo.applicationInfo); 4194 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4195 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4196 return ri; 4197 } 4198 return mResolveInfo; 4199 } 4200 } 4201 return null; 4202 } 4203 4204 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4205 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4206 final int N = query.size(); 4207 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4208 .get(userId); 4209 // Get the list of persistent preferred activities that handle the intent 4210 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4211 List<PersistentPreferredActivity> pprefs = ppir != null 4212 ? ppir.queryIntent(intent, resolvedType, 4213 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4214 : null; 4215 if (pprefs != null && pprefs.size() > 0) { 4216 final int M = pprefs.size(); 4217 for (int i=0; i<M; i++) { 4218 final PersistentPreferredActivity ppa = pprefs.get(i); 4219 if (DEBUG_PREFERRED || debug) { 4220 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4221 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4222 + "\n component=" + ppa.mComponent); 4223 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4224 } 4225 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4226 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4227 if (DEBUG_PREFERRED || debug) { 4228 Slog.v(TAG, "Found persistent preferred activity:"); 4229 if (ai != null) { 4230 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4231 } else { 4232 Slog.v(TAG, " null"); 4233 } 4234 } 4235 if (ai == null) { 4236 // This previously registered persistent preferred activity 4237 // component is no longer known. Ignore it and do NOT remove it. 4238 continue; 4239 } 4240 for (int j=0; j<N; j++) { 4241 final ResolveInfo ri = query.get(j); 4242 if (!ri.activityInfo.applicationInfo.packageName 4243 .equals(ai.applicationInfo.packageName)) { 4244 continue; 4245 } 4246 if (!ri.activityInfo.name.equals(ai.name)) { 4247 continue; 4248 } 4249 // Found a persistent preference that can handle the intent. 4250 if (DEBUG_PREFERRED || debug) { 4251 Slog.v(TAG, "Returning persistent preferred activity: " + 4252 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4253 } 4254 return ri; 4255 } 4256 } 4257 } 4258 return null; 4259 } 4260 4261 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4262 List<ResolveInfo> query, int priority, boolean always, 4263 boolean removeMatches, boolean debug, int userId) { 4264 if (!sUserManager.exists(userId)) return null; 4265 // writer 4266 synchronized (mPackages) { 4267 if (intent.getSelector() != null) { 4268 intent = intent.getSelector(); 4269 } 4270 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4271 4272 // Try to find a matching persistent preferred activity. 4273 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4274 debug, userId); 4275 4276 // If a persistent preferred activity matched, use it. 4277 if (pri != null) { 4278 return pri; 4279 } 4280 4281 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4282 // Get the list of preferred activities that handle the intent 4283 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4284 List<PreferredActivity> prefs = pir != null 4285 ? pir.queryIntent(intent, resolvedType, 4286 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4287 : null; 4288 if (prefs != null && prefs.size() > 0) { 4289 boolean changed = false; 4290 try { 4291 // First figure out how good the original match set is. 4292 // We will only allow preferred activities that came 4293 // from the same match quality. 4294 int match = 0; 4295 4296 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4297 4298 final int N = query.size(); 4299 for (int j=0; j<N; j++) { 4300 final ResolveInfo ri = query.get(j); 4301 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4302 + ": 0x" + Integer.toHexString(match)); 4303 if (ri.match > match) { 4304 match = ri.match; 4305 } 4306 } 4307 4308 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4309 + Integer.toHexString(match)); 4310 4311 match &= IntentFilter.MATCH_CATEGORY_MASK; 4312 final int M = prefs.size(); 4313 for (int i=0; i<M; i++) { 4314 final PreferredActivity pa = prefs.get(i); 4315 if (DEBUG_PREFERRED || debug) { 4316 Slog.v(TAG, "Checking PreferredActivity ds=" 4317 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4318 + "\n component=" + pa.mPref.mComponent); 4319 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4320 } 4321 if (pa.mPref.mMatch != match) { 4322 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4323 + Integer.toHexString(pa.mPref.mMatch)); 4324 continue; 4325 } 4326 // If it's not an "always" type preferred activity and that's what we're 4327 // looking for, skip it. 4328 if (always && !pa.mPref.mAlways) { 4329 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4330 continue; 4331 } 4332 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4333 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4334 if (DEBUG_PREFERRED || debug) { 4335 Slog.v(TAG, "Found preferred activity:"); 4336 if (ai != null) { 4337 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4338 } else { 4339 Slog.v(TAG, " null"); 4340 } 4341 } 4342 if (ai == null) { 4343 // This previously registered preferred activity 4344 // component is no longer known. Most likely an update 4345 // to the app was installed and in the new version this 4346 // component no longer exists. Clean it up by removing 4347 // it from the preferred activities list, and skip it. 4348 Slog.w(TAG, "Removing dangling preferred activity: " 4349 + pa.mPref.mComponent); 4350 pir.removeFilter(pa); 4351 changed = true; 4352 continue; 4353 } 4354 for (int j=0; j<N; j++) { 4355 final ResolveInfo ri = query.get(j); 4356 if (!ri.activityInfo.applicationInfo.packageName 4357 .equals(ai.applicationInfo.packageName)) { 4358 continue; 4359 } 4360 if (!ri.activityInfo.name.equals(ai.name)) { 4361 continue; 4362 } 4363 4364 if (removeMatches) { 4365 pir.removeFilter(pa); 4366 changed = true; 4367 if (DEBUG_PREFERRED) { 4368 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4369 } 4370 break; 4371 } 4372 4373 // Okay we found a previously set preferred or last chosen app. 4374 // If the result set is different from when this 4375 // was created, we need to clear it and re-ask the 4376 // user their preference, if we're looking for an "always" type entry. 4377 if (always && !pa.mPref.sameSet(query)) { 4378 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4379 + intent + " type " + resolvedType); 4380 if (DEBUG_PREFERRED) { 4381 Slog.v(TAG, "Removing preferred activity since set changed " 4382 + pa.mPref.mComponent); 4383 } 4384 pir.removeFilter(pa); 4385 // Re-add the filter as a "last chosen" entry (!always) 4386 PreferredActivity lastChosen = new PreferredActivity( 4387 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4388 pir.addFilter(lastChosen); 4389 changed = true; 4390 return null; 4391 } 4392 4393 // Yay! Either the set matched or we're looking for the last chosen 4394 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4395 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4396 return ri; 4397 } 4398 } 4399 } finally { 4400 if (changed) { 4401 if (DEBUG_PREFERRED) { 4402 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4403 } 4404 scheduleWritePackageRestrictionsLocked(userId); 4405 } 4406 } 4407 } 4408 } 4409 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4410 return null; 4411 } 4412 4413 /* 4414 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4415 */ 4416 @Override 4417 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4418 int targetUserId) { 4419 mContext.enforceCallingOrSelfPermission( 4420 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4421 List<CrossProfileIntentFilter> matches = 4422 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4423 if (matches != null) { 4424 int size = matches.size(); 4425 for (int i = 0; i < size; i++) { 4426 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4427 } 4428 } 4429 if (hasWebURI(intent)) { 4430 // cross-profile app linking works only towards the parent. 4431 final UserInfo parent = getProfileParent(sourceUserId); 4432 synchronized(mPackages) { 4433 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4434 intent, resolvedType, 0, sourceUserId, parent.id); 4435 return xpDomainInfo != null 4436 && xpDomainInfo.bestDomainVerificationStatus != 4437 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4438 } 4439 } 4440 return false; 4441 } 4442 4443 private UserInfo getProfileParent(int userId) { 4444 final long identity = Binder.clearCallingIdentity(); 4445 try { 4446 return sUserManager.getProfileParent(userId); 4447 } finally { 4448 Binder.restoreCallingIdentity(identity); 4449 } 4450 } 4451 4452 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4453 String resolvedType, int userId) { 4454 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4455 if (resolver != null) { 4456 return resolver.queryIntent(intent, resolvedType, false, userId); 4457 } 4458 return null; 4459 } 4460 4461 @Override 4462 public List<ResolveInfo> queryIntentActivities(Intent intent, 4463 String resolvedType, int flags, int userId) { 4464 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4465 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4466 ComponentName comp = intent.getComponent(); 4467 if (comp == null) { 4468 if (intent.getSelector() != null) { 4469 intent = intent.getSelector(); 4470 comp = intent.getComponent(); 4471 } 4472 } 4473 4474 if (comp != null) { 4475 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4476 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4477 if (ai != null) { 4478 final ResolveInfo ri = new ResolveInfo(); 4479 ri.activityInfo = ai; 4480 list.add(ri); 4481 } 4482 return list; 4483 } 4484 4485 // reader 4486 synchronized (mPackages) { 4487 final String pkgName = intent.getPackage(); 4488 if (pkgName == null) { 4489 List<CrossProfileIntentFilter> matchingFilters = 4490 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4491 // Check for results that need to skip the current profile. 4492 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4493 resolvedType, flags, userId); 4494 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4495 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4496 result.add(xpResolveInfo); 4497 return filterIfNotPrimaryUser(result, userId); 4498 } 4499 4500 // Check for results in the current profile. 4501 List<ResolveInfo> result = mActivities.queryIntent( 4502 intent, resolvedType, flags, userId); 4503 4504 // Check for cross profile results. 4505 xpResolveInfo = queryCrossProfileIntents( 4506 matchingFilters, intent, resolvedType, flags, userId); 4507 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4508 result.add(xpResolveInfo); 4509 Collections.sort(result, mResolvePrioritySorter); 4510 } 4511 result = filterIfNotPrimaryUser(result, userId); 4512 if (hasWebURI(intent)) { 4513 CrossProfileDomainInfo xpDomainInfo = null; 4514 final UserInfo parent = getProfileParent(userId); 4515 if (parent != null) { 4516 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4517 flags, userId, parent.id); 4518 } 4519 if (xpDomainInfo != null) { 4520 if (xpResolveInfo != null) { 4521 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4522 // in the result. 4523 result.remove(xpResolveInfo); 4524 } 4525 if (result.size() == 0) { 4526 result.add(xpDomainInfo.resolveInfo); 4527 return result; 4528 } 4529 } else if (result.size() <= 1) { 4530 return result; 4531 } 4532 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4533 xpDomainInfo, userId); 4534 Collections.sort(result, mResolvePrioritySorter); 4535 } 4536 return result; 4537 } 4538 final PackageParser.Package pkg = mPackages.get(pkgName); 4539 if (pkg != null) { 4540 return filterIfNotPrimaryUser( 4541 mActivities.queryIntentForPackage( 4542 intent, resolvedType, flags, pkg.activities, userId), 4543 userId); 4544 } 4545 return new ArrayList<ResolveInfo>(); 4546 } 4547 } 4548 4549 private static class CrossProfileDomainInfo { 4550 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4551 ResolveInfo resolveInfo; 4552 /* Best domain verification status of the activities found in the other profile */ 4553 int bestDomainVerificationStatus; 4554 } 4555 4556 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4557 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4558 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4559 sourceUserId)) { 4560 return null; 4561 } 4562 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4563 resolvedType, flags, parentUserId); 4564 4565 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4566 return null; 4567 } 4568 CrossProfileDomainInfo result = null; 4569 int size = resultTargetUser.size(); 4570 for (int i = 0; i < size; i++) { 4571 ResolveInfo riTargetUser = resultTargetUser.get(i); 4572 // Intent filter verification is only for filters that specify a host. So don't return 4573 // those that handle all web uris. 4574 if (riTargetUser.handleAllWebDataURI) { 4575 continue; 4576 } 4577 String packageName = riTargetUser.activityInfo.packageName; 4578 PackageSetting ps = mSettings.mPackages.get(packageName); 4579 if (ps == null) { 4580 continue; 4581 } 4582 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4583 if (result == null) { 4584 result = new CrossProfileDomainInfo(); 4585 result.resolveInfo = 4586 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4587 result.bestDomainVerificationStatus = status; 4588 } else { 4589 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4590 result.bestDomainVerificationStatus); 4591 } 4592 } 4593 return result; 4594 } 4595 4596 /** 4597 * Verification statuses are ordered from the worse to the best, except for 4598 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4599 */ 4600 private int bestDomainVerificationStatus(int status1, int status2) { 4601 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4602 return status2; 4603 } 4604 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4605 return status1; 4606 } 4607 return (int) MathUtils.max(status1, status2); 4608 } 4609 4610 private boolean isUserEnabled(int userId) { 4611 long callingId = Binder.clearCallingIdentity(); 4612 try { 4613 UserInfo userInfo = sUserManager.getUserInfo(userId); 4614 return userInfo != null && userInfo.isEnabled(); 4615 } finally { 4616 Binder.restoreCallingIdentity(callingId); 4617 } 4618 } 4619 4620 /** 4621 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4622 * 4623 * @return filtered list 4624 */ 4625 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4626 if (userId == UserHandle.USER_OWNER) { 4627 return resolveInfos; 4628 } 4629 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4630 ResolveInfo info = resolveInfos.get(i); 4631 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4632 resolveInfos.remove(i); 4633 } 4634 } 4635 return resolveInfos; 4636 } 4637 4638 private static boolean hasWebURI(Intent intent) { 4639 if (intent.getData() == null) { 4640 return false; 4641 } 4642 final String scheme = intent.getScheme(); 4643 if (TextUtils.isEmpty(scheme)) { 4644 return false; 4645 } 4646 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4647 } 4648 4649 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4650 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4651 int userId) { 4652 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4653 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4654 candidates.size()); 4655 } 4656 4657 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4658 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4659 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4660 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4661 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4662 4663 synchronized (mPackages) { 4664 final int count = candidates.size(); 4665 // First, try to use linked apps. Partition the candidates into four lists: 4666 // one for the final results, one for the "do not use ever", one for "undefined status" 4667 // and finally one for "browser app type". 4668 for (int n=0; n<count; n++) { 4669 ResolveInfo info = candidates.get(n); 4670 String packageName = info.activityInfo.packageName; 4671 PackageSetting ps = mSettings.mPackages.get(packageName); 4672 if (ps != null) { 4673 // Add to the special match all list (Browser use case) 4674 if (info.handleAllWebDataURI) { 4675 matchAllList.add(info); 4676 continue; 4677 } 4678 // Try to get the status from User settings first 4679 int status = getDomainVerificationStatusLPr(ps, userId); 4680 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4681 if (DEBUG_DOMAIN_VERIFICATION) { 4682 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4683 } 4684 alwaysList.add(info); 4685 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4686 if (DEBUG_DOMAIN_VERIFICATION) { 4687 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4688 } 4689 neverList.add(info); 4690 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4691 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4692 if (DEBUG_DOMAIN_VERIFICATION) { 4693 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4694 } 4695 undefinedList.add(info); 4696 } 4697 } 4698 } 4699 // First try to add the "always" resolution for the current user if there is any 4700 if (alwaysList.size() > 0) { 4701 result.addAll(alwaysList); 4702 // if there is an "always" for the parent user, add it. 4703 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4704 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4705 result.add(xpDomainInfo.resolveInfo); 4706 } else { 4707 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4708 result.addAll(undefinedList); 4709 if (xpDomainInfo != null && ( 4710 xpDomainInfo.bestDomainVerificationStatus 4711 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4712 || xpDomainInfo.bestDomainVerificationStatus 4713 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4714 result.add(xpDomainInfo.resolveInfo); 4715 } 4716 // Also add Browsers (all of them or only the default one) 4717 if ((flags & MATCH_ALL) != 0) { 4718 result.addAll(matchAllList); 4719 } else { 4720 // Try to add the Default Browser if we can 4721 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4722 UserHandle.myUserId()); 4723 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4724 boolean defaultBrowserFound = false; 4725 final int browserCount = matchAllList.size(); 4726 for (int n=0; n<browserCount; n++) { 4727 ResolveInfo browser = matchAllList.get(n); 4728 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4729 result.add(browser); 4730 defaultBrowserFound = true; 4731 break; 4732 } 4733 } 4734 if (!defaultBrowserFound) { 4735 result.addAll(matchAllList); 4736 } 4737 } else { 4738 result.addAll(matchAllList); 4739 } 4740 } 4741 4742 // If there is nothing selected, add all candidates and remove the ones that the user 4743 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4744 if (result.size() == 0) { 4745 result.addAll(candidates); 4746 result.removeAll(neverList); 4747 } 4748 } 4749 } 4750 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4751 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4752 result.size()); 4753 for (ResolveInfo info : result) { 4754 Slog.v(TAG, " + " + info.activityInfo); 4755 } 4756 } 4757 return result; 4758 } 4759 4760 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4761 int status = ps.getDomainVerificationStatusForUser(userId); 4762 // if none available, get the master status 4763 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4764 if (ps.getIntentFilterVerificationInfo() != null) { 4765 status = ps.getIntentFilterVerificationInfo().getStatus(); 4766 } 4767 } 4768 return status; 4769 } 4770 4771 private ResolveInfo querySkipCurrentProfileIntents( 4772 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4773 int flags, int sourceUserId) { 4774 if (matchingFilters != null) { 4775 int size = matchingFilters.size(); 4776 for (int i = 0; i < size; i ++) { 4777 CrossProfileIntentFilter filter = matchingFilters.get(i); 4778 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4779 // Checking if there are activities in the target user that can handle the 4780 // intent. 4781 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4782 flags, sourceUserId); 4783 if (resolveInfo != null) { 4784 return resolveInfo; 4785 } 4786 } 4787 } 4788 } 4789 return null; 4790 } 4791 4792 // Return matching ResolveInfo if any for skip current profile intent filters. 4793 private ResolveInfo queryCrossProfileIntents( 4794 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4795 int flags, int sourceUserId) { 4796 if (matchingFilters != null) { 4797 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4798 // match the same intent. For performance reasons, it is better not to 4799 // run queryIntent twice for the same userId 4800 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4801 int size = matchingFilters.size(); 4802 for (int i = 0; i < size; i++) { 4803 CrossProfileIntentFilter filter = matchingFilters.get(i); 4804 int targetUserId = filter.getTargetUserId(); 4805 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4806 && !alreadyTriedUserIds.get(targetUserId)) { 4807 // Checking if there are activities in the target user that can handle the 4808 // intent. 4809 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4810 flags, sourceUserId); 4811 if (resolveInfo != null) return resolveInfo; 4812 alreadyTriedUserIds.put(targetUserId, true); 4813 } 4814 } 4815 } 4816 return null; 4817 } 4818 4819 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4820 String resolvedType, int flags, int sourceUserId) { 4821 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4822 resolvedType, flags, filter.getTargetUserId()); 4823 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4824 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4825 } 4826 return null; 4827 } 4828 4829 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4830 int sourceUserId, int targetUserId) { 4831 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4832 String className; 4833 if (targetUserId == UserHandle.USER_OWNER) { 4834 className = FORWARD_INTENT_TO_USER_OWNER; 4835 } else { 4836 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4837 } 4838 ComponentName forwardingActivityComponentName = new ComponentName( 4839 mAndroidApplication.packageName, className); 4840 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4841 sourceUserId); 4842 if (targetUserId == UserHandle.USER_OWNER) { 4843 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4844 forwardingResolveInfo.noResourceId = true; 4845 } 4846 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4847 forwardingResolveInfo.priority = 0; 4848 forwardingResolveInfo.preferredOrder = 0; 4849 forwardingResolveInfo.match = 0; 4850 forwardingResolveInfo.isDefault = true; 4851 forwardingResolveInfo.filter = filter; 4852 forwardingResolveInfo.targetUserId = targetUserId; 4853 return forwardingResolveInfo; 4854 } 4855 4856 @Override 4857 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4858 Intent[] specifics, String[] specificTypes, Intent intent, 4859 String resolvedType, int flags, int userId) { 4860 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4861 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4862 false, "query intent activity options"); 4863 final String resultsAction = intent.getAction(); 4864 4865 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4866 | PackageManager.GET_RESOLVED_FILTER, userId); 4867 4868 if (DEBUG_INTENT_MATCHING) { 4869 Log.v(TAG, "Query " + intent + ": " + results); 4870 } 4871 4872 int specificsPos = 0; 4873 int N; 4874 4875 // todo: note that the algorithm used here is O(N^2). This 4876 // isn't a problem in our current environment, but if we start running 4877 // into situations where we have more than 5 or 10 matches then this 4878 // should probably be changed to something smarter... 4879 4880 // First we go through and resolve each of the specific items 4881 // that were supplied, taking care of removing any corresponding 4882 // duplicate items in the generic resolve list. 4883 if (specifics != null) { 4884 for (int i=0; i<specifics.length; i++) { 4885 final Intent sintent = specifics[i]; 4886 if (sintent == null) { 4887 continue; 4888 } 4889 4890 if (DEBUG_INTENT_MATCHING) { 4891 Log.v(TAG, "Specific #" + i + ": " + sintent); 4892 } 4893 4894 String action = sintent.getAction(); 4895 if (resultsAction != null && resultsAction.equals(action)) { 4896 // If this action was explicitly requested, then don't 4897 // remove things that have it. 4898 action = null; 4899 } 4900 4901 ResolveInfo ri = null; 4902 ActivityInfo ai = null; 4903 4904 ComponentName comp = sintent.getComponent(); 4905 if (comp == null) { 4906 ri = resolveIntent( 4907 sintent, 4908 specificTypes != null ? specificTypes[i] : null, 4909 flags, userId); 4910 if (ri == null) { 4911 continue; 4912 } 4913 if (ri == mResolveInfo) { 4914 // ACK! Must do something better with this. 4915 } 4916 ai = ri.activityInfo; 4917 comp = new ComponentName(ai.applicationInfo.packageName, 4918 ai.name); 4919 } else { 4920 ai = getActivityInfo(comp, flags, userId); 4921 if (ai == null) { 4922 continue; 4923 } 4924 } 4925 4926 // Look for any generic query activities that are duplicates 4927 // of this specific one, and remove them from the results. 4928 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4929 N = results.size(); 4930 int j; 4931 for (j=specificsPos; j<N; j++) { 4932 ResolveInfo sri = results.get(j); 4933 if ((sri.activityInfo.name.equals(comp.getClassName()) 4934 && sri.activityInfo.applicationInfo.packageName.equals( 4935 comp.getPackageName())) 4936 || (action != null && sri.filter.matchAction(action))) { 4937 results.remove(j); 4938 if (DEBUG_INTENT_MATCHING) Log.v( 4939 TAG, "Removing duplicate item from " + j 4940 + " due to specific " + specificsPos); 4941 if (ri == null) { 4942 ri = sri; 4943 } 4944 j--; 4945 N--; 4946 } 4947 } 4948 4949 // Add this specific item to its proper place. 4950 if (ri == null) { 4951 ri = new ResolveInfo(); 4952 ri.activityInfo = ai; 4953 } 4954 results.add(specificsPos, ri); 4955 ri.specificIndex = i; 4956 specificsPos++; 4957 } 4958 } 4959 4960 // Now we go through the remaining generic results and remove any 4961 // duplicate actions that are found here. 4962 N = results.size(); 4963 for (int i=specificsPos; i<N-1; i++) { 4964 final ResolveInfo rii = results.get(i); 4965 if (rii.filter == null) { 4966 continue; 4967 } 4968 4969 // Iterate over all of the actions of this result's intent 4970 // filter... typically this should be just one. 4971 final Iterator<String> it = rii.filter.actionsIterator(); 4972 if (it == null) { 4973 continue; 4974 } 4975 while (it.hasNext()) { 4976 final String action = it.next(); 4977 if (resultsAction != null && resultsAction.equals(action)) { 4978 // If this action was explicitly requested, then don't 4979 // remove things that have it. 4980 continue; 4981 } 4982 for (int j=i+1; j<N; j++) { 4983 final ResolveInfo rij = results.get(j); 4984 if (rij.filter != null && rij.filter.hasAction(action)) { 4985 results.remove(j); 4986 if (DEBUG_INTENT_MATCHING) Log.v( 4987 TAG, "Removing duplicate item from " + j 4988 + " due to action " + action + " at " + i); 4989 j--; 4990 N--; 4991 } 4992 } 4993 } 4994 4995 // If the caller didn't request filter information, drop it now 4996 // so we don't have to marshall/unmarshall it. 4997 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4998 rii.filter = null; 4999 } 5000 } 5001 5002 // Filter out the caller activity if so requested. 5003 if (caller != null) { 5004 N = results.size(); 5005 for (int i=0; i<N; i++) { 5006 ActivityInfo ainfo = results.get(i).activityInfo; 5007 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5008 && caller.getClassName().equals(ainfo.name)) { 5009 results.remove(i); 5010 break; 5011 } 5012 } 5013 } 5014 5015 // If the caller didn't request filter information, 5016 // drop them now so we don't have to 5017 // marshall/unmarshall it. 5018 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5019 N = results.size(); 5020 for (int i=0; i<N; i++) { 5021 results.get(i).filter = null; 5022 } 5023 } 5024 5025 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5026 return results; 5027 } 5028 5029 @Override 5030 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5031 int userId) { 5032 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5033 ComponentName comp = intent.getComponent(); 5034 if (comp == null) { 5035 if (intent.getSelector() != null) { 5036 intent = intent.getSelector(); 5037 comp = intent.getComponent(); 5038 } 5039 } 5040 if (comp != null) { 5041 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5042 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5043 if (ai != null) { 5044 ResolveInfo ri = new ResolveInfo(); 5045 ri.activityInfo = ai; 5046 list.add(ri); 5047 } 5048 return list; 5049 } 5050 5051 // reader 5052 synchronized (mPackages) { 5053 String pkgName = intent.getPackage(); 5054 if (pkgName == null) { 5055 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5056 } 5057 final PackageParser.Package pkg = mPackages.get(pkgName); 5058 if (pkg != null) { 5059 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5060 userId); 5061 } 5062 return null; 5063 } 5064 } 5065 5066 @Override 5067 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5068 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5069 if (!sUserManager.exists(userId)) return null; 5070 if (query != null) { 5071 if (query.size() >= 1) { 5072 // If there is more than one service with the same priority, 5073 // just arbitrarily pick the first one. 5074 return query.get(0); 5075 } 5076 } 5077 return null; 5078 } 5079 5080 @Override 5081 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5082 int userId) { 5083 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5084 ComponentName comp = intent.getComponent(); 5085 if (comp == null) { 5086 if (intent.getSelector() != null) { 5087 intent = intent.getSelector(); 5088 comp = intent.getComponent(); 5089 } 5090 } 5091 if (comp != null) { 5092 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5093 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5094 if (si != null) { 5095 final ResolveInfo ri = new ResolveInfo(); 5096 ri.serviceInfo = si; 5097 list.add(ri); 5098 } 5099 return list; 5100 } 5101 5102 // reader 5103 synchronized (mPackages) { 5104 String pkgName = intent.getPackage(); 5105 if (pkgName == null) { 5106 return mServices.queryIntent(intent, resolvedType, flags, userId); 5107 } 5108 final PackageParser.Package pkg = mPackages.get(pkgName); 5109 if (pkg != null) { 5110 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5111 userId); 5112 } 5113 return null; 5114 } 5115 } 5116 5117 @Override 5118 public List<ResolveInfo> queryIntentContentProviders( 5119 Intent intent, String resolvedType, int flags, int userId) { 5120 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5121 ComponentName comp = intent.getComponent(); 5122 if (comp == null) { 5123 if (intent.getSelector() != null) { 5124 intent = intent.getSelector(); 5125 comp = intent.getComponent(); 5126 } 5127 } 5128 if (comp != null) { 5129 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5130 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5131 if (pi != null) { 5132 final ResolveInfo ri = new ResolveInfo(); 5133 ri.providerInfo = pi; 5134 list.add(ri); 5135 } 5136 return list; 5137 } 5138 5139 // reader 5140 synchronized (mPackages) { 5141 String pkgName = intent.getPackage(); 5142 if (pkgName == null) { 5143 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5144 } 5145 final PackageParser.Package pkg = mPackages.get(pkgName); 5146 if (pkg != null) { 5147 return mProviders.queryIntentForPackage( 5148 intent, resolvedType, flags, pkg.providers, userId); 5149 } 5150 return null; 5151 } 5152 } 5153 5154 @Override 5155 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5156 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5157 5158 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5159 5160 // writer 5161 synchronized (mPackages) { 5162 ArrayList<PackageInfo> list; 5163 if (listUninstalled) { 5164 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5165 for (PackageSetting ps : mSettings.mPackages.values()) { 5166 PackageInfo pi; 5167 if (ps.pkg != null) { 5168 pi = generatePackageInfo(ps.pkg, flags, userId); 5169 } else { 5170 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5171 } 5172 if (pi != null) { 5173 list.add(pi); 5174 } 5175 } 5176 } else { 5177 list = new ArrayList<PackageInfo>(mPackages.size()); 5178 for (PackageParser.Package p : mPackages.values()) { 5179 PackageInfo pi = generatePackageInfo(p, flags, userId); 5180 if (pi != null) { 5181 list.add(pi); 5182 } 5183 } 5184 } 5185 5186 return new ParceledListSlice<PackageInfo>(list); 5187 } 5188 } 5189 5190 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5191 String[] permissions, boolean[] tmp, int flags, int userId) { 5192 int numMatch = 0; 5193 final PermissionsState permissionsState = ps.getPermissionsState(); 5194 for (int i=0; i<permissions.length; i++) { 5195 final String permission = permissions[i]; 5196 if (permissionsState.hasPermission(permission, userId)) { 5197 tmp[i] = true; 5198 numMatch++; 5199 } else { 5200 tmp[i] = false; 5201 } 5202 } 5203 if (numMatch == 0) { 5204 return; 5205 } 5206 PackageInfo pi; 5207 if (ps.pkg != null) { 5208 pi = generatePackageInfo(ps.pkg, flags, userId); 5209 } else { 5210 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5211 } 5212 // The above might return null in cases of uninstalled apps or install-state 5213 // skew across users/profiles. 5214 if (pi != null) { 5215 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5216 if (numMatch == permissions.length) { 5217 pi.requestedPermissions = permissions; 5218 } else { 5219 pi.requestedPermissions = new String[numMatch]; 5220 numMatch = 0; 5221 for (int i=0; i<permissions.length; i++) { 5222 if (tmp[i]) { 5223 pi.requestedPermissions[numMatch] = permissions[i]; 5224 numMatch++; 5225 } 5226 } 5227 } 5228 } 5229 list.add(pi); 5230 } 5231 } 5232 5233 @Override 5234 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5235 String[] permissions, int flags, int userId) { 5236 if (!sUserManager.exists(userId)) return null; 5237 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5238 5239 // writer 5240 synchronized (mPackages) { 5241 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5242 boolean[] tmpBools = new boolean[permissions.length]; 5243 if (listUninstalled) { 5244 for (PackageSetting ps : mSettings.mPackages.values()) { 5245 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5246 } 5247 } else { 5248 for (PackageParser.Package pkg : mPackages.values()) { 5249 PackageSetting ps = (PackageSetting)pkg.mExtras; 5250 if (ps != null) { 5251 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5252 userId); 5253 } 5254 } 5255 } 5256 5257 return new ParceledListSlice<PackageInfo>(list); 5258 } 5259 } 5260 5261 @Override 5262 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5263 if (!sUserManager.exists(userId)) return null; 5264 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5265 5266 // writer 5267 synchronized (mPackages) { 5268 ArrayList<ApplicationInfo> list; 5269 if (listUninstalled) { 5270 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5271 for (PackageSetting ps : mSettings.mPackages.values()) { 5272 ApplicationInfo ai; 5273 if (ps.pkg != null) { 5274 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5275 ps.readUserState(userId), userId); 5276 } else { 5277 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5278 } 5279 if (ai != null) { 5280 list.add(ai); 5281 } 5282 } 5283 } else { 5284 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5285 for (PackageParser.Package p : mPackages.values()) { 5286 if (p.mExtras != null) { 5287 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5288 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5289 if (ai != null) { 5290 list.add(ai); 5291 } 5292 } 5293 } 5294 } 5295 5296 return new ParceledListSlice<ApplicationInfo>(list); 5297 } 5298 } 5299 5300 public List<ApplicationInfo> getPersistentApplications(int flags) { 5301 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5302 5303 // reader 5304 synchronized (mPackages) { 5305 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5306 final int userId = UserHandle.getCallingUserId(); 5307 while (i.hasNext()) { 5308 final PackageParser.Package p = i.next(); 5309 if (p.applicationInfo != null 5310 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5311 && (!mSafeMode || isSystemApp(p))) { 5312 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5313 if (ps != null) { 5314 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5315 ps.readUserState(userId), userId); 5316 if (ai != null) { 5317 finalList.add(ai); 5318 } 5319 } 5320 } 5321 } 5322 } 5323 5324 return finalList; 5325 } 5326 5327 @Override 5328 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5329 if (!sUserManager.exists(userId)) return null; 5330 // reader 5331 synchronized (mPackages) { 5332 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5333 PackageSetting ps = provider != null 5334 ? mSettings.mPackages.get(provider.owner.packageName) 5335 : null; 5336 return ps != null 5337 && mSettings.isEnabledLPr(provider.info, flags, userId) 5338 && (!mSafeMode || (provider.info.applicationInfo.flags 5339 &ApplicationInfo.FLAG_SYSTEM) != 0) 5340 ? PackageParser.generateProviderInfo(provider, flags, 5341 ps.readUserState(userId), userId) 5342 : null; 5343 } 5344 } 5345 5346 /** 5347 * @deprecated 5348 */ 5349 @Deprecated 5350 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5351 // reader 5352 synchronized (mPackages) { 5353 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5354 .entrySet().iterator(); 5355 final int userId = UserHandle.getCallingUserId(); 5356 while (i.hasNext()) { 5357 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5358 PackageParser.Provider p = entry.getValue(); 5359 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5360 5361 if (ps != null && p.syncable 5362 && (!mSafeMode || (p.info.applicationInfo.flags 5363 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5364 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5365 ps.readUserState(userId), userId); 5366 if (info != null) { 5367 outNames.add(entry.getKey()); 5368 outInfo.add(info); 5369 } 5370 } 5371 } 5372 } 5373 } 5374 5375 @Override 5376 public List<ProviderInfo> queryContentProviders(String processName, 5377 int uid, int flags) { 5378 ArrayList<ProviderInfo> finalList = null; 5379 // reader 5380 synchronized (mPackages) { 5381 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5382 final int userId = processName != null ? 5383 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5384 while (i.hasNext()) { 5385 final PackageParser.Provider p = i.next(); 5386 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5387 if (ps != null && p.info.authority != null 5388 && (processName == null 5389 || (p.info.processName.equals(processName) 5390 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5391 && mSettings.isEnabledLPr(p.info, flags, userId) 5392 && (!mSafeMode 5393 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5394 if (finalList == null) { 5395 finalList = new ArrayList<ProviderInfo>(3); 5396 } 5397 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5398 ps.readUserState(userId), userId); 5399 if (info != null) { 5400 finalList.add(info); 5401 } 5402 } 5403 } 5404 } 5405 5406 if (finalList != null) { 5407 Collections.sort(finalList, mProviderInitOrderSorter); 5408 } 5409 5410 return finalList; 5411 } 5412 5413 @Override 5414 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5415 int flags) { 5416 // reader 5417 synchronized (mPackages) { 5418 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5419 return PackageParser.generateInstrumentationInfo(i, flags); 5420 } 5421 } 5422 5423 @Override 5424 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5425 int flags) { 5426 ArrayList<InstrumentationInfo> finalList = 5427 new ArrayList<InstrumentationInfo>(); 5428 5429 // reader 5430 synchronized (mPackages) { 5431 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5432 while (i.hasNext()) { 5433 final PackageParser.Instrumentation p = i.next(); 5434 if (targetPackage == null 5435 || targetPackage.equals(p.info.targetPackage)) { 5436 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5437 flags); 5438 if (ii != null) { 5439 finalList.add(ii); 5440 } 5441 } 5442 } 5443 } 5444 5445 return finalList; 5446 } 5447 5448 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5449 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5450 if (overlays == null) { 5451 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5452 return; 5453 } 5454 for (PackageParser.Package opkg : overlays.values()) { 5455 // Not much to do if idmap fails: we already logged the error 5456 // and we certainly don't want to abort installation of pkg simply 5457 // because an overlay didn't fit properly. For these reasons, 5458 // ignore the return value of createIdmapForPackagePairLI. 5459 createIdmapForPackagePairLI(pkg, opkg); 5460 } 5461 } 5462 5463 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5464 PackageParser.Package opkg) { 5465 if (!opkg.mTrustedOverlay) { 5466 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5467 opkg.baseCodePath + ": overlay not trusted"); 5468 return false; 5469 } 5470 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5471 if (overlaySet == null) { 5472 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5473 opkg.baseCodePath + " but target package has no known overlays"); 5474 return false; 5475 } 5476 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5477 // TODO: generate idmap for split APKs 5478 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5479 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5480 + opkg.baseCodePath); 5481 return false; 5482 } 5483 PackageParser.Package[] overlayArray = 5484 overlaySet.values().toArray(new PackageParser.Package[0]); 5485 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5486 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5487 return p1.mOverlayPriority - p2.mOverlayPriority; 5488 } 5489 }; 5490 Arrays.sort(overlayArray, cmp); 5491 5492 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5493 int i = 0; 5494 for (PackageParser.Package p : overlayArray) { 5495 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5496 } 5497 return true; 5498 } 5499 5500 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5501 final File[] files = dir.listFiles(); 5502 if (ArrayUtils.isEmpty(files)) { 5503 Log.d(TAG, "No files in app dir " + dir); 5504 return; 5505 } 5506 5507 if (DEBUG_PACKAGE_SCANNING) { 5508 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5509 + " flags=0x" + Integer.toHexString(parseFlags)); 5510 } 5511 5512 for (File file : files) { 5513 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5514 && !PackageInstallerService.isStageName(file.getName()); 5515 if (!isPackage) { 5516 // Ignore entries which are not packages 5517 continue; 5518 } 5519 try { 5520 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5521 scanFlags, currentTime, null); 5522 } catch (PackageManagerException e) { 5523 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5524 5525 // Delete invalid userdata apps 5526 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5527 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5528 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5529 if (file.isDirectory()) { 5530 mInstaller.rmPackageDir(file.getAbsolutePath()); 5531 } else { 5532 file.delete(); 5533 } 5534 } 5535 } 5536 } 5537 } 5538 5539 private static File getSettingsProblemFile() { 5540 File dataDir = Environment.getDataDirectory(); 5541 File systemDir = new File(dataDir, "system"); 5542 File fname = new File(systemDir, "uiderrors.txt"); 5543 return fname; 5544 } 5545 5546 static void reportSettingsProblem(int priority, String msg) { 5547 logCriticalInfo(priority, msg); 5548 } 5549 5550 static void logCriticalInfo(int priority, String msg) { 5551 Slog.println(priority, TAG, msg); 5552 EventLogTags.writePmCriticalInfo(msg); 5553 try { 5554 File fname = getSettingsProblemFile(); 5555 FileOutputStream out = new FileOutputStream(fname, true); 5556 PrintWriter pw = new FastPrintWriter(out); 5557 SimpleDateFormat formatter = new SimpleDateFormat(); 5558 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5559 pw.println(dateString + ": " + msg); 5560 pw.close(); 5561 FileUtils.setPermissions( 5562 fname.toString(), 5563 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5564 -1, -1); 5565 } catch (java.io.IOException e) { 5566 } 5567 } 5568 5569 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5570 PackageParser.Package pkg, File srcFile, int parseFlags) 5571 throws PackageManagerException { 5572 if (ps != null 5573 && ps.codePath.equals(srcFile) 5574 && ps.timeStamp == srcFile.lastModified() 5575 && !isCompatSignatureUpdateNeeded(pkg) 5576 && !isRecoverSignatureUpdateNeeded(pkg)) { 5577 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5578 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5579 ArraySet<PublicKey> signingKs; 5580 synchronized (mPackages) { 5581 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5582 } 5583 if (ps.signatures.mSignatures != null 5584 && ps.signatures.mSignatures.length != 0 5585 && signingKs != null) { 5586 // Optimization: reuse the existing cached certificates 5587 // if the package appears to be unchanged. 5588 pkg.mSignatures = ps.signatures.mSignatures; 5589 pkg.mSigningKeys = signingKs; 5590 return; 5591 } 5592 5593 Slog.w(TAG, "PackageSetting for " + ps.name 5594 + " is missing signatures. Collecting certs again to recover them."); 5595 } else { 5596 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5597 } 5598 5599 try { 5600 pp.collectCertificates(pkg, parseFlags); 5601 pp.collectManifestDigest(pkg); 5602 } catch (PackageParserException e) { 5603 throw PackageManagerException.from(e); 5604 } 5605 } 5606 5607 /* 5608 * Scan a package and return the newly parsed package. 5609 * Returns null in case of errors and the error code is stored in mLastScanError 5610 */ 5611 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5612 long currentTime, UserHandle user) throws PackageManagerException { 5613 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5614 parseFlags |= mDefParseFlags; 5615 PackageParser pp = new PackageParser(); 5616 pp.setSeparateProcesses(mSeparateProcesses); 5617 pp.setOnlyCoreApps(mOnlyCore); 5618 pp.setDisplayMetrics(mMetrics); 5619 5620 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5621 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5622 } 5623 5624 final PackageParser.Package pkg; 5625 try { 5626 pkg = pp.parsePackage(scanFile, parseFlags); 5627 } catch (PackageParserException e) { 5628 throw PackageManagerException.from(e); 5629 } 5630 5631 PackageSetting ps = null; 5632 PackageSetting updatedPkg; 5633 // reader 5634 synchronized (mPackages) { 5635 // Look to see if we already know about this package. 5636 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5637 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5638 // This package has been renamed to its original name. Let's 5639 // use that. 5640 ps = mSettings.peekPackageLPr(oldName); 5641 } 5642 // If there was no original package, see one for the real package name. 5643 if (ps == null) { 5644 ps = mSettings.peekPackageLPr(pkg.packageName); 5645 } 5646 // Check to see if this package could be hiding/updating a system 5647 // package. Must look for it either under the original or real 5648 // package name depending on our state. 5649 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5650 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5651 } 5652 boolean updatedPkgBetter = false; 5653 // First check if this is a system package that may involve an update 5654 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5655 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5656 // it needs to drop FLAG_PRIVILEGED. 5657 if (locationIsPrivileged(scanFile)) { 5658 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5659 } else { 5660 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5661 } 5662 5663 if (ps != null && !ps.codePath.equals(scanFile)) { 5664 // The path has changed from what was last scanned... check the 5665 // version of the new path against what we have stored to determine 5666 // what to do. 5667 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5668 if (pkg.mVersionCode <= ps.versionCode) { 5669 // The system package has been updated and the code path does not match 5670 // Ignore entry. Skip it. 5671 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5672 + " ignored: updated version " + ps.versionCode 5673 + " better than this " + pkg.mVersionCode); 5674 if (!updatedPkg.codePath.equals(scanFile)) { 5675 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5676 + ps.name + " changing from " + updatedPkg.codePathString 5677 + " to " + scanFile); 5678 updatedPkg.codePath = scanFile; 5679 updatedPkg.codePathString = scanFile.toString(); 5680 updatedPkg.resourcePath = scanFile; 5681 updatedPkg.resourcePathString = scanFile.toString(); 5682 } 5683 updatedPkg.pkg = pkg; 5684 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5685 "Package " + ps.name + " at " + scanFile 5686 + " ignored: updated version " + ps.versionCode 5687 + " better than this " + pkg.mVersionCode); 5688 } else { 5689 // The current app on the system partition is better than 5690 // what we have updated to on the data partition; switch 5691 // back to the system partition version. 5692 // At this point, its safely assumed that package installation for 5693 // apps in system partition will go through. If not there won't be a working 5694 // version of the app 5695 // writer 5696 synchronized (mPackages) { 5697 // Just remove the loaded entries from package lists. 5698 mPackages.remove(ps.name); 5699 } 5700 5701 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5702 + " reverting from " + ps.codePathString 5703 + ": new version " + pkg.mVersionCode 5704 + " better than installed " + ps.versionCode); 5705 5706 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5707 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5708 synchronized (mInstallLock) { 5709 args.cleanUpResourcesLI(); 5710 } 5711 synchronized (mPackages) { 5712 mSettings.enableSystemPackageLPw(ps.name); 5713 } 5714 updatedPkgBetter = true; 5715 } 5716 } 5717 } 5718 5719 if (updatedPkg != null) { 5720 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5721 // initially 5722 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5723 5724 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5725 // flag set initially 5726 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5727 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5728 } 5729 } 5730 5731 // Verify certificates against what was last scanned 5732 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5733 5734 /* 5735 * A new system app appeared, but we already had a non-system one of the 5736 * same name installed earlier. 5737 */ 5738 boolean shouldHideSystemApp = false; 5739 if (updatedPkg == null && ps != null 5740 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5741 /* 5742 * Check to make sure the signatures match first. If they don't, 5743 * wipe the installed application and its data. 5744 */ 5745 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5746 != PackageManager.SIGNATURE_MATCH) { 5747 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5748 + " signatures don't match existing userdata copy; removing"); 5749 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5750 ps = null; 5751 } else { 5752 /* 5753 * If the newly-added system app is an older version than the 5754 * already installed version, hide it. It will be scanned later 5755 * and re-added like an update. 5756 */ 5757 if (pkg.mVersionCode <= ps.versionCode) { 5758 shouldHideSystemApp = true; 5759 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5760 + " but new version " + pkg.mVersionCode + " better than installed " 5761 + ps.versionCode + "; hiding system"); 5762 } else { 5763 /* 5764 * The newly found system app is a newer version that the 5765 * one previously installed. Simply remove the 5766 * already-installed application and replace it with our own 5767 * while keeping the application data. 5768 */ 5769 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5770 + " reverting from " + ps.codePathString + ": new version " 5771 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5772 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5773 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5774 synchronized (mInstallLock) { 5775 args.cleanUpResourcesLI(); 5776 } 5777 } 5778 } 5779 } 5780 5781 // The apk is forward locked (not public) if its code and resources 5782 // are kept in different files. (except for app in either system or 5783 // vendor path). 5784 // TODO grab this value from PackageSettings 5785 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5786 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5787 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5788 } 5789 } 5790 5791 // TODO: extend to support forward-locked splits 5792 String resourcePath = null; 5793 String baseResourcePath = null; 5794 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5795 if (ps != null && ps.resourcePathString != null) { 5796 resourcePath = ps.resourcePathString; 5797 baseResourcePath = ps.resourcePathString; 5798 } else { 5799 // Should not happen at all. Just log an error. 5800 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5801 } 5802 } else { 5803 resourcePath = pkg.codePath; 5804 baseResourcePath = pkg.baseCodePath; 5805 } 5806 5807 // Set application objects path explicitly. 5808 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5809 pkg.applicationInfo.setCodePath(pkg.codePath); 5810 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5811 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5812 pkg.applicationInfo.setResourcePath(resourcePath); 5813 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5814 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5815 5816 // Note that we invoke the following method only if we are about to unpack an application 5817 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5818 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5819 5820 /* 5821 * If the system app should be overridden by a previously installed 5822 * data, hide the system app now and let the /data/app scan pick it up 5823 * again. 5824 */ 5825 if (shouldHideSystemApp) { 5826 synchronized (mPackages) { 5827 /* 5828 * We have to grant systems permissions before we hide, because 5829 * grantPermissions will assume the package update is trying to 5830 * expand its permissions. 5831 */ 5832 grantPermissionsLPw(pkg, true, pkg.packageName); 5833 mSettings.disableSystemPackageLPw(pkg.packageName); 5834 } 5835 } 5836 5837 return scannedPkg; 5838 } 5839 5840 private static String fixProcessName(String defProcessName, 5841 String processName, int uid) { 5842 if (processName == null) { 5843 return defProcessName; 5844 } 5845 return processName; 5846 } 5847 5848 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5849 throws PackageManagerException { 5850 if (pkgSetting.signatures.mSignatures != null) { 5851 // Already existing package. Make sure signatures match 5852 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5853 == PackageManager.SIGNATURE_MATCH; 5854 if (!match) { 5855 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5856 == PackageManager.SIGNATURE_MATCH; 5857 } 5858 if (!match) { 5859 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5860 == PackageManager.SIGNATURE_MATCH; 5861 } 5862 if (!match) { 5863 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5864 + pkg.packageName + " signatures do not match the " 5865 + "previously installed version; ignoring!"); 5866 } 5867 } 5868 5869 // Check for shared user signatures 5870 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5871 // Already existing package. Make sure signatures match 5872 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5873 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5874 if (!match) { 5875 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5876 == PackageManager.SIGNATURE_MATCH; 5877 } 5878 if (!match) { 5879 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5880 == PackageManager.SIGNATURE_MATCH; 5881 } 5882 if (!match) { 5883 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5884 "Package " + pkg.packageName 5885 + " has no signatures that match those in shared user " 5886 + pkgSetting.sharedUser.name + "; ignoring!"); 5887 } 5888 } 5889 } 5890 5891 /** 5892 * Enforces that only the system UID or root's UID can call a method exposed 5893 * via Binder. 5894 * 5895 * @param message used as message if SecurityException is thrown 5896 * @throws SecurityException if the caller is not system or root 5897 */ 5898 private static final void enforceSystemOrRoot(String message) { 5899 final int uid = Binder.getCallingUid(); 5900 if (uid != Process.SYSTEM_UID && uid != 0) { 5901 throw new SecurityException(message); 5902 } 5903 } 5904 5905 @Override 5906 public void performBootDexOpt() { 5907 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5908 5909 // Before everything else, see whether we need to fstrim. 5910 try { 5911 IMountService ms = PackageHelper.getMountService(); 5912 if (ms != null) { 5913 final boolean isUpgrade = isUpgrade(); 5914 boolean doTrim = isUpgrade; 5915 if (doTrim) { 5916 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5917 } else { 5918 final long interval = android.provider.Settings.Global.getLong( 5919 mContext.getContentResolver(), 5920 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5921 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5922 if (interval > 0) { 5923 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5924 if (timeSinceLast > interval) { 5925 doTrim = true; 5926 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5927 + "; running immediately"); 5928 } 5929 } 5930 } 5931 if (doTrim) { 5932 if (!isFirstBoot()) { 5933 try { 5934 ActivityManagerNative.getDefault().showBootMessage( 5935 mContext.getResources().getString( 5936 R.string.android_upgrading_fstrim), true); 5937 } catch (RemoteException e) { 5938 } 5939 } 5940 ms.runMaintenance(); 5941 } 5942 } else { 5943 Slog.e(TAG, "Mount service unavailable!"); 5944 } 5945 } catch (RemoteException e) { 5946 // Can't happen; MountService is local 5947 } 5948 5949 final ArraySet<PackageParser.Package> pkgs; 5950 synchronized (mPackages) { 5951 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5952 } 5953 5954 if (pkgs != null) { 5955 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5956 // in case the device runs out of space. 5957 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5958 // Give priority to core apps. 5959 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5960 PackageParser.Package pkg = it.next(); 5961 if (pkg.coreApp) { 5962 if (DEBUG_DEXOPT) { 5963 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5964 } 5965 sortedPkgs.add(pkg); 5966 it.remove(); 5967 } 5968 } 5969 // Give priority to system apps that listen for pre boot complete. 5970 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5971 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5972 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5973 PackageParser.Package pkg = it.next(); 5974 if (pkgNames.contains(pkg.packageName)) { 5975 if (DEBUG_DEXOPT) { 5976 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5977 } 5978 sortedPkgs.add(pkg); 5979 it.remove(); 5980 } 5981 } 5982 // Give priority to system apps. 5983 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5984 PackageParser.Package pkg = it.next(); 5985 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5986 if (DEBUG_DEXOPT) { 5987 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5988 } 5989 sortedPkgs.add(pkg); 5990 it.remove(); 5991 } 5992 } 5993 // Give priority to updated system apps. 5994 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5995 PackageParser.Package pkg = it.next(); 5996 if (pkg.isUpdatedSystemApp()) { 5997 if (DEBUG_DEXOPT) { 5998 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5999 } 6000 sortedPkgs.add(pkg); 6001 it.remove(); 6002 } 6003 } 6004 // Give priority to apps that listen for boot complete. 6005 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6006 pkgNames = getPackageNamesForIntent(intent); 6007 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6008 PackageParser.Package pkg = it.next(); 6009 if (pkgNames.contains(pkg.packageName)) { 6010 if (DEBUG_DEXOPT) { 6011 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6012 } 6013 sortedPkgs.add(pkg); 6014 it.remove(); 6015 } 6016 } 6017 // Filter out packages that aren't recently used. 6018 filterRecentlyUsedApps(pkgs); 6019 // Add all remaining apps. 6020 for (PackageParser.Package pkg : pkgs) { 6021 if (DEBUG_DEXOPT) { 6022 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6023 } 6024 sortedPkgs.add(pkg); 6025 } 6026 6027 // If we want to be lazy, filter everything that wasn't recently used. 6028 if (mLazyDexOpt) { 6029 filterRecentlyUsedApps(sortedPkgs); 6030 } 6031 6032 int i = 0; 6033 int total = sortedPkgs.size(); 6034 File dataDir = Environment.getDataDirectory(); 6035 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6036 if (lowThreshold == 0) { 6037 throw new IllegalStateException("Invalid low memory threshold"); 6038 } 6039 for (PackageParser.Package pkg : sortedPkgs) { 6040 long usableSpace = dataDir.getUsableSpace(); 6041 if (usableSpace < lowThreshold) { 6042 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6043 break; 6044 } 6045 performBootDexOpt(pkg, ++i, total); 6046 } 6047 } 6048 } 6049 6050 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6051 // Filter out packages that aren't recently used. 6052 // 6053 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6054 // should do a full dexopt. 6055 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6056 int total = pkgs.size(); 6057 int skipped = 0; 6058 long now = System.currentTimeMillis(); 6059 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6060 PackageParser.Package pkg = i.next(); 6061 long then = pkg.mLastPackageUsageTimeInMills; 6062 if (then + mDexOptLRUThresholdInMills < now) { 6063 if (DEBUG_DEXOPT) { 6064 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6065 ((then == 0) ? "never" : new Date(then))); 6066 } 6067 i.remove(); 6068 skipped++; 6069 } 6070 } 6071 if (DEBUG_DEXOPT) { 6072 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6073 } 6074 } 6075 } 6076 6077 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6078 List<ResolveInfo> ris = null; 6079 try { 6080 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6081 intent, null, 0, UserHandle.USER_OWNER); 6082 } catch (RemoteException e) { 6083 } 6084 ArraySet<String> pkgNames = new ArraySet<String>(); 6085 if (ris != null) { 6086 for (ResolveInfo ri : ris) { 6087 pkgNames.add(ri.activityInfo.packageName); 6088 } 6089 } 6090 return pkgNames; 6091 } 6092 6093 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6094 if (DEBUG_DEXOPT) { 6095 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6096 } 6097 if (!isFirstBoot()) { 6098 try { 6099 ActivityManagerNative.getDefault().showBootMessage( 6100 mContext.getResources().getString(R.string.android_upgrading_apk, 6101 curr, total), true); 6102 } catch (RemoteException e) { 6103 } 6104 } 6105 PackageParser.Package p = pkg; 6106 synchronized (mInstallLock) { 6107 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6108 false /* force dex */, false /* defer */, true /* include dependencies */); 6109 } 6110 } 6111 6112 @Override 6113 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6114 return performDexOpt(packageName, instructionSet, false); 6115 } 6116 6117 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6118 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6119 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6120 if (!dexopt && !updateUsage) { 6121 // We aren't going to dexopt or update usage, so bail early. 6122 return false; 6123 } 6124 PackageParser.Package p; 6125 final String targetInstructionSet; 6126 synchronized (mPackages) { 6127 p = mPackages.get(packageName); 6128 if (p == null) { 6129 return false; 6130 } 6131 if (updateUsage) { 6132 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6133 } 6134 mPackageUsage.write(false); 6135 if (!dexopt) { 6136 // We aren't going to dexopt, so bail early. 6137 return false; 6138 } 6139 6140 targetInstructionSet = instructionSet != null ? instructionSet : 6141 getPrimaryInstructionSet(p.applicationInfo); 6142 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6143 return false; 6144 } 6145 } 6146 6147 synchronized (mInstallLock) { 6148 final String[] instructionSets = new String[] { targetInstructionSet }; 6149 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6150 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6151 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6152 } 6153 } 6154 6155 public ArraySet<String> getPackagesThatNeedDexOpt() { 6156 ArraySet<String> pkgs = null; 6157 synchronized (mPackages) { 6158 for (PackageParser.Package p : mPackages.values()) { 6159 if (DEBUG_DEXOPT) { 6160 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6161 } 6162 if (!p.mDexOptPerformed.isEmpty()) { 6163 continue; 6164 } 6165 if (pkgs == null) { 6166 pkgs = new ArraySet<String>(); 6167 } 6168 pkgs.add(p.packageName); 6169 } 6170 } 6171 return pkgs; 6172 } 6173 6174 public void shutdown() { 6175 mPackageUsage.write(true); 6176 } 6177 6178 @Override 6179 public void forceDexOpt(String packageName) { 6180 enforceSystemOrRoot("forceDexOpt"); 6181 6182 PackageParser.Package pkg; 6183 synchronized (mPackages) { 6184 pkg = mPackages.get(packageName); 6185 if (pkg == null) { 6186 throw new IllegalArgumentException("Missing package: " + packageName); 6187 } 6188 } 6189 6190 synchronized (mInstallLock) { 6191 final String[] instructionSets = new String[] { 6192 getPrimaryInstructionSet(pkg.applicationInfo) }; 6193 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6194 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6195 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6196 throw new IllegalStateException("Failed to dexopt: " + res); 6197 } 6198 } 6199 } 6200 6201 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6202 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6203 Slog.w(TAG, "Unable to update from " + oldPkg.name 6204 + " to " + newPkg.packageName 6205 + ": old package not in system partition"); 6206 return false; 6207 } else if (mPackages.get(oldPkg.name) != null) { 6208 Slog.w(TAG, "Unable to update from " + oldPkg.name 6209 + " to " + newPkg.packageName 6210 + ": old package still exists"); 6211 return false; 6212 } 6213 return true; 6214 } 6215 6216 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6217 int[] users = sUserManager.getUserIds(); 6218 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6219 if (res < 0) { 6220 return res; 6221 } 6222 for (int user : users) { 6223 if (user != 0) { 6224 res = mInstaller.createUserData(volumeUuid, packageName, 6225 UserHandle.getUid(user, uid), user, seinfo); 6226 if (res < 0) { 6227 return res; 6228 } 6229 } 6230 } 6231 return res; 6232 } 6233 6234 private int removeDataDirsLI(String volumeUuid, String packageName) { 6235 int[] users = sUserManager.getUserIds(); 6236 int res = 0; 6237 for (int user : users) { 6238 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6239 if (resInner < 0) { 6240 res = resInner; 6241 } 6242 } 6243 6244 return res; 6245 } 6246 6247 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6248 int[] users = sUserManager.getUserIds(); 6249 int res = 0; 6250 for (int user : users) { 6251 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6252 if (resInner < 0) { 6253 res = resInner; 6254 } 6255 } 6256 return res; 6257 } 6258 6259 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6260 PackageParser.Package changingLib) { 6261 if (file.path != null) { 6262 usesLibraryFiles.add(file.path); 6263 return; 6264 } 6265 PackageParser.Package p = mPackages.get(file.apk); 6266 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6267 // If we are doing this while in the middle of updating a library apk, 6268 // then we need to make sure to use that new apk for determining the 6269 // dependencies here. (We haven't yet finished committing the new apk 6270 // to the package manager state.) 6271 if (p == null || p.packageName.equals(changingLib.packageName)) { 6272 p = changingLib; 6273 } 6274 } 6275 if (p != null) { 6276 usesLibraryFiles.addAll(p.getAllCodePaths()); 6277 } 6278 } 6279 6280 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6281 PackageParser.Package changingLib) throws PackageManagerException { 6282 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6283 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6284 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6285 for (int i=0; i<N; i++) { 6286 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6287 if (file == null) { 6288 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6289 "Package " + pkg.packageName + " requires unavailable shared library " 6290 + pkg.usesLibraries.get(i) + "; failing!"); 6291 } 6292 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6293 } 6294 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6295 for (int i=0; i<N; i++) { 6296 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6297 if (file == null) { 6298 Slog.w(TAG, "Package " + pkg.packageName 6299 + " desires unavailable shared library " 6300 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6301 } else { 6302 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6303 } 6304 } 6305 N = usesLibraryFiles.size(); 6306 if (N > 0) { 6307 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6308 } else { 6309 pkg.usesLibraryFiles = null; 6310 } 6311 } 6312 } 6313 6314 private static boolean hasString(List<String> list, List<String> which) { 6315 if (list == null) { 6316 return false; 6317 } 6318 for (int i=list.size()-1; i>=0; i--) { 6319 for (int j=which.size()-1; j>=0; j--) { 6320 if (which.get(j).equals(list.get(i))) { 6321 return true; 6322 } 6323 } 6324 } 6325 return false; 6326 } 6327 6328 private void updateAllSharedLibrariesLPw() { 6329 for (PackageParser.Package pkg : mPackages.values()) { 6330 try { 6331 updateSharedLibrariesLPw(pkg, null); 6332 } catch (PackageManagerException e) { 6333 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6334 } 6335 } 6336 } 6337 6338 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6339 PackageParser.Package changingPkg) { 6340 ArrayList<PackageParser.Package> res = null; 6341 for (PackageParser.Package pkg : mPackages.values()) { 6342 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6343 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6344 if (res == null) { 6345 res = new ArrayList<PackageParser.Package>(); 6346 } 6347 res.add(pkg); 6348 try { 6349 updateSharedLibrariesLPw(pkg, changingPkg); 6350 } catch (PackageManagerException e) { 6351 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6352 } 6353 } 6354 } 6355 return res; 6356 } 6357 6358 /** 6359 * Derive the value of the {@code cpuAbiOverride} based on the provided 6360 * value and an optional stored value from the package settings. 6361 */ 6362 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6363 String cpuAbiOverride = null; 6364 6365 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6366 cpuAbiOverride = null; 6367 } else if (abiOverride != null) { 6368 cpuAbiOverride = abiOverride; 6369 } else if (settings != null) { 6370 cpuAbiOverride = settings.cpuAbiOverrideString; 6371 } 6372 6373 return cpuAbiOverride; 6374 } 6375 6376 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6377 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6378 boolean success = false; 6379 try { 6380 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6381 currentTime, user); 6382 success = true; 6383 return res; 6384 } finally { 6385 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6386 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6387 } 6388 } 6389 } 6390 6391 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6392 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6393 final File scanFile = new File(pkg.codePath); 6394 if (pkg.applicationInfo.getCodePath() == null || 6395 pkg.applicationInfo.getResourcePath() == null) { 6396 // Bail out. The resource and code paths haven't been set. 6397 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6398 "Code and resource paths haven't been set correctly"); 6399 } 6400 6401 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6402 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6403 } else { 6404 // Only allow system apps to be flagged as core apps. 6405 pkg.coreApp = false; 6406 } 6407 6408 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6409 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6410 } 6411 6412 if (mCustomResolverComponentName != null && 6413 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6414 setUpCustomResolverActivity(pkg); 6415 } 6416 6417 if (pkg.packageName.equals("android")) { 6418 synchronized (mPackages) { 6419 if (mAndroidApplication != null) { 6420 Slog.w(TAG, "*************************************************"); 6421 Slog.w(TAG, "Core android package being redefined. Skipping."); 6422 Slog.w(TAG, " file=" + scanFile); 6423 Slog.w(TAG, "*************************************************"); 6424 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6425 "Core android package being redefined. Skipping."); 6426 } 6427 6428 // Set up information for our fall-back user intent resolution activity. 6429 mPlatformPackage = pkg; 6430 pkg.mVersionCode = mSdkVersion; 6431 mAndroidApplication = pkg.applicationInfo; 6432 6433 if (!mResolverReplaced) { 6434 mResolveActivity.applicationInfo = mAndroidApplication; 6435 mResolveActivity.name = ResolverActivity.class.getName(); 6436 mResolveActivity.packageName = mAndroidApplication.packageName; 6437 mResolveActivity.processName = "system:ui"; 6438 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6439 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6440 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6441 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6442 mResolveActivity.exported = true; 6443 mResolveActivity.enabled = true; 6444 mResolveInfo.activityInfo = mResolveActivity; 6445 mResolveInfo.priority = 0; 6446 mResolveInfo.preferredOrder = 0; 6447 mResolveInfo.match = 0; 6448 mResolveComponentName = new ComponentName( 6449 mAndroidApplication.packageName, mResolveActivity.name); 6450 } 6451 } 6452 } 6453 6454 if (DEBUG_PACKAGE_SCANNING) { 6455 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6456 Log.d(TAG, "Scanning package " + pkg.packageName); 6457 } 6458 6459 if (mPackages.containsKey(pkg.packageName) 6460 || mSharedLibraries.containsKey(pkg.packageName)) { 6461 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6462 "Application package " + pkg.packageName 6463 + " already installed. Skipping duplicate."); 6464 } 6465 6466 // If we're only installing presumed-existing packages, require that the 6467 // scanned APK is both already known and at the path previously established 6468 // for it. Previously unknown packages we pick up normally, but if we have an 6469 // a priori expectation about this package's install presence, enforce it. 6470 // With a singular exception for new system packages. When an OTA contains 6471 // a new system package, we allow the codepath to change from a system location 6472 // to the user-installed location. If we don't allow this change, any newer, 6473 // user-installed version of the application will be ignored. 6474 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6475 if (mExpectingBetter.containsKey(pkg.packageName)) { 6476 logCriticalInfo(Log.WARN, 6477 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6478 } else { 6479 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6480 if (known != null) { 6481 if (DEBUG_PACKAGE_SCANNING) { 6482 Log.d(TAG, "Examining " + pkg.codePath 6483 + " and requiring known paths " + known.codePathString 6484 + " & " + known.resourcePathString); 6485 } 6486 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6487 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6488 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6489 "Application package " + pkg.packageName 6490 + " found at " + pkg.applicationInfo.getCodePath() 6491 + " but expected at " + known.codePathString + "; ignoring."); 6492 } 6493 } 6494 } 6495 } 6496 6497 // Initialize package source and resource directories 6498 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6499 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6500 6501 SharedUserSetting suid = null; 6502 PackageSetting pkgSetting = null; 6503 6504 if (!isSystemApp(pkg)) { 6505 // Only system apps can use these features. 6506 pkg.mOriginalPackages = null; 6507 pkg.mRealPackage = null; 6508 pkg.mAdoptPermissions = null; 6509 } 6510 6511 // writer 6512 synchronized (mPackages) { 6513 if (pkg.mSharedUserId != null) { 6514 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6515 if (suid == null) { 6516 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6517 "Creating application package " + pkg.packageName 6518 + " for shared user failed"); 6519 } 6520 if (DEBUG_PACKAGE_SCANNING) { 6521 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6522 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6523 + "): packages=" + suid.packages); 6524 } 6525 } 6526 6527 // Check if we are renaming from an original package name. 6528 PackageSetting origPackage = null; 6529 String realName = null; 6530 if (pkg.mOriginalPackages != null) { 6531 // This package may need to be renamed to a previously 6532 // installed name. Let's check on that... 6533 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6534 if (pkg.mOriginalPackages.contains(renamed)) { 6535 // This package had originally been installed as the 6536 // original name, and we have already taken care of 6537 // transitioning to the new one. Just update the new 6538 // one to continue using the old name. 6539 realName = pkg.mRealPackage; 6540 if (!pkg.packageName.equals(renamed)) { 6541 // Callers into this function may have already taken 6542 // care of renaming the package; only do it here if 6543 // it is not already done. 6544 pkg.setPackageName(renamed); 6545 } 6546 6547 } else { 6548 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6549 if ((origPackage = mSettings.peekPackageLPr( 6550 pkg.mOriginalPackages.get(i))) != null) { 6551 // We do have the package already installed under its 6552 // original name... should we use it? 6553 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6554 // New package is not compatible with original. 6555 origPackage = null; 6556 continue; 6557 } else if (origPackage.sharedUser != null) { 6558 // Make sure uid is compatible between packages. 6559 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6560 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6561 + " to " + pkg.packageName + ": old uid " 6562 + origPackage.sharedUser.name 6563 + " differs from " + pkg.mSharedUserId); 6564 origPackage = null; 6565 continue; 6566 } 6567 } else { 6568 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6569 + pkg.packageName + " to old name " + origPackage.name); 6570 } 6571 break; 6572 } 6573 } 6574 } 6575 } 6576 6577 if (mTransferedPackages.contains(pkg.packageName)) { 6578 Slog.w(TAG, "Package " + pkg.packageName 6579 + " was transferred to another, but its .apk remains"); 6580 } 6581 6582 // Just create the setting, don't add it yet. For already existing packages 6583 // the PkgSetting exists already and doesn't have to be created. 6584 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6585 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6586 pkg.applicationInfo.primaryCpuAbi, 6587 pkg.applicationInfo.secondaryCpuAbi, 6588 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6589 user, false); 6590 if (pkgSetting == null) { 6591 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6592 "Creating application package " + pkg.packageName + " failed"); 6593 } 6594 6595 if (pkgSetting.origPackage != null) { 6596 // If we are first transitioning from an original package, 6597 // fix up the new package's name now. We need to do this after 6598 // looking up the package under its new name, so getPackageLP 6599 // can take care of fiddling things correctly. 6600 pkg.setPackageName(origPackage.name); 6601 6602 // File a report about this. 6603 String msg = "New package " + pkgSetting.realName 6604 + " renamed to replace old package " + pkgSetting.name; 6605 reportSettingsProblem(Log.WARN, msg); 6606 6607 // Make a note of it. 6608 mTransferedPackages.add(origPackage.name); 6609 6610 // No longer need to retain this. 6611 pkgSetting.origPackage = null; 6612 } 6613 6614 if (realName != null) { 6615 // Make a note of it. 6616 mTransferedPackages.add(pkg.packageName); 6617 } 6618 6619 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6620 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6621 } 6622 6623 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6624 // Check all shared libraries and map to their actual file path. 6625 // We only do this here for apps not on a system dir, because those 6626 // are the only ones that can fail an install due to this. We 6627 // will take care of the system apps by updating all of their 6628 // library paths after the scan is done. 6629 updateSharedLibrariesLPw(pkg, null); 6630 } 6631 6632 if (mFoundPolicyFile) { 6633 SELinuxMMAC.assignSeinfoValue(pkg); 6634 } 6635 6636 pkg.applicationInfo.uid = pkgSetting.appId; 6637 pkg.mExtras = pkgSetting; 6638 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6639 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6640 // We just determined the app is signed correctly, so bring 6641 // over the latest parsed certs. 6642 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6643 } else { 6644 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6645 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6646 "Package " + pkg.packageName + " upgrade keys do not match the " 6647 + "previously installed version"); 6648 } else { 6649 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6650 String msg = "System package " + pkg.packageName 6651 + " signature changed; retaining data."; 6652 reportSettingsProblem(Log.WARN, msg); 6653 } 6654 } 6655 } else { 6656 try { 6657 verifySignaturesLP(pkgSetting, pkg); 6658 // We just determined the app is signed correctly, so bring 6659 // over the latest parsed certs. 6660 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6661 } catch (PackageManagerException e) { 6662 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6663 throw e; 6664 } 6665 // The signature has changed, but this package is in the system 6666 // image... let's recover! 6667 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6668 // However... if this package is part of a shared user, but it 6669 // doesn't match the signature of the shared user, let's fail. 6670 // What this means is that you can't change the signatures 6671 // associated with an overall shared user, which doesn't seem all 6672 // that unreasonable. 6673 if (pkgSetting.sharedUser != null) { 6674 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6675 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6676 throw new PackageManagerException( 6677 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6678 "Signature mismatch for shared user : " 6679 + pkgSetting.sharedUser); 6680 } 6681 } 6682 // File a report about this. 6683 String msg = "System package " + pkg.packageName 6684 + " signature changed; retaining data."; 6685 reportSettingsProblem(Log.WARN, msg); 6686 } 6687 } 6688 // Verify that this new package doesn't have any content providers 6689 // that conflict with existing packages. Only do this if the 6690 // package isn't already installed, since we don't want to break 6691 // things that are installed. 6692 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6693 final int N = pkg.providers.size(); 6694 int i; 6695 for (i=0; i<N; i++) { 6696 PackageParser.Provider p = pkg.providers.get(i); 6697 if (p.info.authority != null) { 6698 String names[] = p.info.authority.split(";"); 6699 for (int j = 0; j < names.length; j++) { 6700 if (mProvidersByAuthority.containsKey(names[j])) { 6701 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6702 final String otherPackageName = 6703 ((other != null && other.getComponentName() != null) ? 6704 other.getComponentName().getPackageName() : "?"); 6705 throw new PackageManagerException( 6706 INSTALL_FAILED_CONFLICTING_PROVIDER, 6707 "Can't install because provider name " + names[j] 6708 + " (in package " + pkg.applicationInfo.packageName 6709 + ") is already used by " + otherPackageName); 6710 } 6711 } 6712 } 6713 } 6714 } 6715 6716 if (pkg.mAdoptPermissions != null) { 6717 // This package wants to adopt ownership of permissions from 6718 // another package. 6719 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6720 final String origName = pkg.mAdoptPermissions.get(i); 6721 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6722 if (orig != null) { 6723 if (verifyPackageUpdateLPr(orig, pkg)) { 6724 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6725 + pkg.packageName); 6726 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6727 } 6728 } 6729 } 6730 } 6731 } 6732 6733 final String pkgName = pkg.packageName; 6734 6735 final long scanFileTime = scanFile.lastModified(); 6736 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6737 pkg.applicationInfo.processName = fixProcessName( 6738 pkg.applicationInfo.packageName, 6739 pkg.applicationInfo.processName, 6740 pkg.applicationInfo.uid); 6741 6742 File dataPath; 6743 if (mPlatformPackage == pkg) { 6744 // The system package is special. 6745 dataPath = new File(Environment.getDataDirectory(), "system"); 6746 6747 pkg.applicationInfo.dataDir = dataPath.getPath(); 6748 6749 } else { 6750 // This is a normal package, need to make its data directory. 6751 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6752 UserHandle.USER_OWNER, pkg.packageName); 6753 6754 boolean uidError = false; 6755 if (dataPath.exists()) { 6756 int currentUid = 0; 6757 try { 6758 StructStat stat = Os.stat(dataPath.getPath()); 6759 currentUid = stat.st_uid; 6760 } catch (ErrnoException e) { 6761 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6762 } 6763 6764 // If we have mismatched owners for the data path, we have a problem. 6765 if (currentUid != pkg.applicationInfo.uid) { 6766 boolean recovered = false; 6767 if (currentUid == 0) { 6768 // The directory somehow became owned by root. Wow. 6769 // This is probably because the system was stopped while 6770 // installd was in the middle of messing with its libs 6771 // directory. Ask installd to fix that. 6772 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6773 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6774 if (ret >= 0) { 6775 recovered = true; 6776 String msg = "Package " + pkg.packageName 6777 + " unexpectedly changed to uid 0; recovered to " + 6778 + pkg.applicationInfo.uid; 6779 reportSettingsProblem(Log.WARN, msg); 6780 } 6781 } 6782 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6783 || (scanFlags&SCAN_BOOTING) != 0)) { 6784 // If this is a system app, we can at least delete its 6785 // current data so the application will still work. 6786 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6787 if (ret >= 0) { 6788 // TODO: Kill the processes first 6789 // Old data gone! 6790 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6791 ? "System package " : "Third party package "; 6792 String msg = prefix + pkg.packageName 6793 + " has changed from uid: " 6794 + currentUid + " to " 6795 + pkg.applicationInfo.uid + "; old data erased"; 6796 reportSettingsProblem(Log.WARN, msg); 6797 recovered = true; 6798 6799 // And now re-install the app. 6800 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6801 pkg.applicationInfo.seinfo); 6802 if (ret == -1) { 6803 // Ack should not happen! 6804 msg = prefix + pkg.packageName 6805 + " could not have data directory re-created after delete."; 6806 reportSettingsProblem(Log.WARN, msg); 6807 throw new PackageManagerException( 6808 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6809 } 6810 } 6811 if (!recovered) { 6812 mHasSystemUidErrors = true; 6813 } 6814 } else if (!recovered) { 6815 // If we allow this install to proceed, we will be broken. 6816 // Abort, abort! 6817 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6818 "scanPackageLI"); 6819 } 6820 if (!recovered) { 6821 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6822 + pkg.applicationInfo.uid + "/fs_" 6823 + currentUid; 6824 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6825 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6826 String msg = "Package " + pkg.packageName 6827 + " has mismatched uid: " 6828 + currentUid + " on disk, " 6829 + pkg.applicationInfo.uid + " in settings"; 6830 // writer 6831 synchronized (mPackages) { 6832 mSettings.mReadMessages.append(msg); 6833 mSettings.mReadMessages.append('\n'); 6834 uidError = true; 6835 if (!pkgSetting.uidError) { 6836 reportSettingsProblem(Log.ERROR, msg); 6837 } 6838 } 6839 } 6840 } 6841 pkg.applicationInfo.dataDir = dataPath.getPath(); 6842 if (mShouldRestoreconData) { 6843 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6844 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6845 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6846 } 6847 } else { 6848 if (DEBUG_PACKAGE_SCANNING) { 6849 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6850 Log.v(TAG, "Want this data dir: " + dataPath); 6851 } 6852 //invoke installer to do the actual installation 6853 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6854 pkg.applicationInfo.seinfo); 6855 if (ret < 0) { 6856 // Error from installer 6857 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6858 "Unable to create data dirs [errorCode=" + ret + "]"); 6859 } 6860 6861 if (dataPath.exists()) { 6862 pkg.applicationInfo.dataDir = dataPath.getPath(); 6863 } else { 6864 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6865 pkg.applicationInfo.dataDir = null; 6866 } 6867 } 6868 6869 pkgSetting.uidError = uidError; 6870 } 6871 6872 final String path = scanFile.getPath(); 6873 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6874 6875 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6876 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6877 6878 // Some system apps still use directory structure for native libraries 6879 // in which case we might end up not detecting abi solely based on apk 6880 // structure. Try to detect abi based on directory structure. 6881 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6882 pkg.applicationInfo.primaryCpuAbi == null) { 6883 setBundledAppAbisAndRoots(pkg, pkgSetting); 6884 setNativeLibraryPaths(pkg); 6885 } 6886 6887 } else { 6888 if ((scanFlags & SCAN_MOVE) != 0) { 6889 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6890 // but we already have this packages package info in the PackageSetting. We just 6891 // use that and derive the native library path based on the new codepath. 6892 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6893 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6894 } 6895 6896 // Set native library paths again. For moves, the path will be updated based on the 6897 // ABIs we've determined above. For non-moves, the path will be updated based on the 6898 // ABIs we determined during compilation, but the path will depend on the final 6899 // package path (after the rename away from the stage path). 6900 setNativeLibraryPaths(pkg); 6901 } 6902 6903 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6904 final int[] userIds = sUserManager.getUserIds(); 6905 synchronized (mInstallLock) { 6906 // Make sure all user data directories are ready to roll; we're okay 6907 // if they already exist 6908 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6909 for (int userId : userIds) { 6910 if (userId != 0) { 6911 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6912 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6913 pkg.applicationInfo.seinfo); 6914 } 6915 } 6916 } 6917 6918 // Create a native library symlink only if we have native libraries 6919 // and if the native libraries are 32 bit libraries. We do not provide 6920 // this symlink for 64 bit libraries. 6921 if (pkg.applicationInfo.primaryCpuAbi != null && 6922 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6923 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6924 for (int userId : userIds) { 6925 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6926 nativeLibPath, userId) < 0) { 6927 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6928 "Failed linking native library dir (user=" + userId + ")"); 6929 } 6930 } 6931 } 6932 } 6933 6934 // This is a special case for the "system" package, where the ABI is 6935 // dictated by the zygote configuration (and init.rc). We should keep track 6936 // of this ABI so that we can deal with "normal" applications that run under 6937 // the same UID correctly. 6938 if (mPlatformPackage == pkg) { 6939 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6940 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6941 } 6942 6943 // If there's a mismatch between the abi-override in the package setting 6944 // and the abiOverride specified for the install. Warn about this because we 6945 // would've already compiled the app without taking the package setting into 6946 // account. 6947 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6948 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6949 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6950 " for package: " + pkg.packageName); 6951 } 6952 } 6953 6954 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6955 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6956 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6957 6958 // Copy the derived override back to the parsed package, so that we can 6959 // update the package settings accordingly. 6960 pkg.cpuAbiOverride = cpuAbiOverride; 6961 6962 if (DEBUG_ABI_SELECTION) { 6963 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6964 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6965 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6966 } 6967 6968 // Push the derived path down into PackageSettings so we know what to 6969 // clean up at uninstall time. 6970 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6971 6972 if (DEBUG_ABI_SELECTION) { 6973 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6974 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6975 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6976 } 6977 6978 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6979 // We don't do this here during boot because we can do it all 6980 // at once after scanning all existing packages. 6981 // 6982 // We also do this *before* we perform dexopt on this package, so that 6983 // we can avoid redundant dexopts, and also to make sure we've got the 6984 // code and package path correct. 6985 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6986 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6987 } 6988 6989 if ((scanFlags & SCAN_NO_DEX) == 0) { 6990 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6991 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6992 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6993 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6994 } 6995 } 6996 if (mFactoryTest && pkg.requestedPermissions.contains( 6997 android.Manifest.permission.FACTORY_TEST)) { 6998 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6999 } 7000 7001 ArrayList<PackageParser.Package> clientLibPkgs = null; 7002 7003 // writer 7004 synchronized (mPackages) { 7005 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7006 // Only system apps can add new shared libraries. 7007 if (pkg.libraryNames != null) { 7008 for (int i=0; i<pkg.libraryNames.size(); i++) { 7009 String name = pkg.libraryNames.get(i); 7010 boolean allowed = false; 7011 if (pkg.isUpdatedSystemApp()) { 7012 // New library entries can only be added through the 7013 // system image. This is important to get rid of a lot 7014 // of nasty edge cases: for example if we allowed a non- 7015 // system update of the app to add a library, then uninstalling 7016 // the update would make the library go away, and assumptions 7017 // we made such as through app install filtering would now 7018 // have allowed apps on the device which aren't compatible 7019 // with it. Better to just have the restriction here, be 7020 // conservative, and create many fewer cases that can negatively 7021 // impact the user experience. 7022 final PackageSetting sysPs = mSettings 7023 .getDisabledSystemPkgLPr(pkg.packageName); 7024 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7025 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7026 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7027 allowed = true; 7028 allowed = true; 7029 break; 7030 } 7031 } 7032 } 7033 } else { 7034 allowed = true; 7035 } 7036 if (allowed) { 7037 if (!mSharedLibraries.containsKey(name)) { 7038 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7039 } else if (!name.equals(pkg.packageName)) { 7040 Slog.w(TAG, "Package " + pkg.packageName + " library " 7041 + name + " already exists; skipping"); 7042 } 7043 } else { 7044 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7045 + name + " that is not declared on system image; skipping"); 7046 } 7047 } 7048 if ((scanFlags&SCAN_BOOTING) == 0) { 7049 // If we are not booting, we need to update any applications 7050 // that are clients of our shared library. If we are booting, 7051 // this will all be done once the scan is complete. 7052 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7053 } 7054 } 7055 } 7056 } 7057 7058 // We also need to dexopt any apps that are dependent on this library. Note that 7059 // if these fail, we should abort the install since installing the library will 7060 // result in some apps being broken. 7061 if (clientLibPkgs != null) { 7062 if ((scanFlags & SCAN_NO_DEX) == 0) { 7063 for (int i = 0; i < clientLibPkgs.size(); i++) { 7064 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7065 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7066 null /* instruction sets */, forceDex, 7067 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7068 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7069 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7070 "scanPackageLI failed to dexopt clientLibPkgs"); 7071 } 7072 } 7073 } 7074 } 7075 7076 // Also need to kill any apps that are dependent on the library. 7077 if (clientLibPkgs != null) { 7078 for (int i=0; i<clientLibPkgs.size(); i++) { 7079 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7080 killApplication(clientPkg.applicationInfo.packageName, 7081 clientPkg.applicationInfo.uid, "update lib"); 7082 } 7083 } 7084 7085 // Make sure we're not adding any bogus keyset info 7086 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7087 ksms.assertScannedPackageValid(pkg); 7088 7089 // writer 7090 synchronized (mPackages) { 7091 // We don't expect installation to fail beyond this point 7092 7093 // Add the new setting to mSettings 7094 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7095 // Add the new setting to mPackages 7096 mPackages.put(pkg.applicationInfo.packageName, pkg); 7097 // Make sure we don't accidentally delete its data. 7098 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7099 while (iter.hasNext()) { 7100 PackageCleanItem item = iter.next(); 7101 if (pkgName.equals(item.packageName)) { 7102 iter.remove(); 7103 } 7104 } 7105 7106 // Take care of first install / last update times. 7107 if (currentTime != 0) { 7108 if (pkgSetting.firstInstallTime == 0) { 7109 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7110 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7111 pkgSetting.lastUpdateTime = currentTime; 7112 } 7113 } else if (pkgSetting.firstInstallTime == 0) { 7114 // We need *something*. Take time time stamp of the file. 7115 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7116 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7117 if (scanFileTime != pkgSetting.timeStamp) { 7118 // A package on the system image has changed; consider this 7119 // to be an update. 7120 pkgSetting.lastUpdateTime = scanFileTime; 7121 } 7122 } 7123 7124 // Add the package's KeySets to the global KeySetManagerService 7125 ksms.addScannedPackageLPw(pkg); 7126 7127 int N = pkg.providers.size(); 7128 StringBuilder r = null; 7129 int i; 7130 for (i=0; i<N; i++) { 7131 PackageParser.Provider p = pkg.providers.get(i); 7132 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7133 p.info.processName, pkg.applicationInfo.uid); 7134 mProviders.addProvider(p); 7135 p.syncable = p.info.isSyncable; 7136 if (p.info.authority != null) { 7137 String names[] = p.info.authority.split(";"); 7138 p.info.authority = null; 7139 for (int j = 0; j < names.length; j++) { 7140 if (j == 1 && p.syncable) { 7141 // We only want the first authority for a provider to possibly be 7142 // syncable, so if we already added this provider using a different 7143 // authority clear the syncable flag. We copy the provider before 7144 // changing it because the mProviders object contains a reference 7145 // to a provider that we don't want to change. 7146 // Only do this for the second authority since the resulting provider 7147 // object can be the same for all future authorities for this provider. 7148 p = new PackageParser.Provider(p); 7149 p.syncable = false; 7150 } 7151 if (!mProvidersByAuthority.containsKey(names[j])) { 7152 mProvidersByAuthority.put(names[j], p); 7153 if (p.info.authority == null) { 7154 p.info.authority = names[j]; 7155 } else { 7156 p.info.authority = p.info.authority + ";" + names[j]; 7157 } 7158 if (DEBUG_PACKAGE_SCANNING) { 7159 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7160 Log.d(TAG, "Registered content provider: " + names[j] 7161 + ", className = " + p.info.name + ", isSyncable = " 7162 + p.info.isSyncable); 7163 } 7164 } else { 7165 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7166 Slog.w(TAG, "Skipping provider name " + names[j] + 7167 " (in package " + pkg.applicationInfo.packageName + 7168 "): name already used by " 7169 + ((other != null && other.getComponentName() != null) 7170 ? other.getComponentName().getPackageName() : "?")); 7171 } 7172 } 7173 } 7174 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7175 if (r == null) { 7176 r = new StringBuilder(256); 7177 } else { 7178 r.append(' '); 7179 } 7180 r.append(p.info.name); 7181 } 7182 } 7183 if (r != null) { 7184 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7185 } 7186 7187 N = pkg.services.size(); 7188 r = null; 7189 for (i=0; i<N; i++) { 7190 PackageParser.Service s = pkg.services.get(i); 7191 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7192 s.info.processName, pkg.applicationInfo.uid); 7193 mServices.addService(s); 7194 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7195 if (r == null) { 7196 r = new StringBuilder(256); 7197 } else { 7198 r.append(' '); 7199 } 7200 r.append(s.info.name); 7201 } 7202 } 7203 if (r != null) { 7204 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7205 } 7206 7207 N = pkg.receivers.size(); 7208 r = null; 7209 for (i=0; i<N; i++) { 7210 PackageParser.Activity a = pkg.receivers.get(i); 7211 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7212 a.info.processName, pkg.applicationInfo.uid); 7213 mReceivers.addActivity(a, "receiver"); 7214 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7215 if (r == null) { 7216 r = new StringBuilder(256); 7217 } else { 7218 r.append(' '); 7219 } 7220 r.append(a.info.name); 7221 } 7222 } 7223 if (r != null) { 7224 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7225 } 7226 7227 N = pkg.activities.size(); 7228 r = null; 7229 for (i=0; i<N; i++) { 7230 PackageParser.Activity a = pkg.activities.get(i); 7231 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7232 a.info.processName, pkg.applicationInfo.uid); 7233 mActivities.addActivity(a, "activity"); 7234 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7235 if (r == null) { 7236 r = new StringBuilder(256); 7237 } else { 7238 r.append(' '); 7239 } 7240 r.append(a.info.name); 7241 } 7242 } 7243 if (r != null) { 7244 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7245 } 7246 7247 N = pkg.permissionGroups.size(); 7248 r = null; 7249 for (i=0; i<N; i++) { 7250 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7251 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7252 if (cur == null) { 7253 mPermissionGroups.put(pg.info.name, pg); 7254 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7255 if (r == null) { 7256 r = new StringBuilder(256); 7257 } else { 7258 r.append(' '); 7259 } 7260 r.append(pg.info.name); 7261 } 7262 } else { 7263 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7264 + pg.info.packageName + " ignored: original from " 7265 + cur.info.packageName); 7266 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7267 if (r == null) { 7268 r = new StringBuilder(256); 7269 } else { 7270 r.append(' '); 7271 } 7272 r.append("DUP:"); 7273 r.append(pg.info.name); 7274 } 7275 } 7276 } 7277 if (r != null) { 7278 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7279 } 7280 7281 N = pkg.permissions.size(); 7282 r = null; 7283 for (i=0; i<N; i++) { 7284 PackageParser.Permission p = pkg.permissions.get(i); 7285 7286 // Now that permission groups have a special meaning, we ignore permission 7287 // groups for legacy apps to prevent unexpected behavior. In particular, 7288 // permissions for one app being granted to someone just becuase they happen 7289 // to be in a group defined by another app (before this had no implications). 7290 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7291 p.group = mPermissionGroups.get(p.info.group); 7292 // Warn for a permission in an unknown group. 7293 if (p.info.group != null && p.group == null) { 7294 Slog.w(TAG, "Permission " + p.info.name + " from package " 7295 + p.info.packageName + " in an unknown group " + p.info.group); 7296 } 7297 } 7298 7299 ArrayMap<String, BasePermission> permissionMap = 7300 p.tree ? mSettings.mPermissionTrees 7301 : mSettings.mPermissions; 7302 BasePermission bp = permissionMap.get(p.info.name); 7303 7304 // Allow system apps to redefine non-system permissions 7305 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7306 final boolean currentOwnerIsSystem = (bp.perm != null 7307 && isSystemApp(bp.perm.owner)); 7308 if (isSystemApp(p.owner)) { 7309 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7310 // It's a built-in permission and no owner, take ownership now 7311 bp.packageSetting = pkgSetting; 7312 bp.perm = p; 7313 bp.uid = pkg.applicationInfo.uid; 7314 bp.sourcePackage = p.info.packageName; 7315 } else if (!currentOwnerIsSystem) { 7316 String msg = "New decl " + p.owner + " of permission " 7317 + p.info.name + " is system; overriding " + bp.sourcePackage; 7318 reportSettingsProblem(Log.WARN, msg); 7319 bp = null; 7320 } 7321 } 7322 } 7323 7324 if (bp == null) { 7325 bp = new BasePermission(p.info.name, p.info.packageName, 7326 BasePermission.TYPE_NORMAL); 7327 permissionMap.put(p.info.name, bp); 7328 } 7329 7330 if (bp.perm == null) { 7331 if (bp.sourcePackage == null 7332 || bp.sourcePackage.equals(p.info.packageName)) { 7333 BasePermission tree = findPermissionTreeLP(p.info.name); 7334 if (tree == null 7335 || tree.sourcePackage.equals(p.info.packageName)) { 7336 bp.packageSetting = pkgSetting; 7337 bp.perm = p; 7338 bp.uid = pkg.applicationInfo.uid; 7339 bp.sourcePackage = p.info.packageName; 7340 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7341 if (r == null) { 7342 r = new StringBuilder(256); 7343 } else { 7344 r.append(' '); 7345 } 7346 r.append(p.info.name); 7347 } 7348 } else { 7349 Slog.w(TAG, "Permission " + p.info.name + " from package " 7350 + p.info.packageName + " ignored: base tree " 7351 + tree.name + " is from package " 7352 + tree.sourcePackage); 7353 } 7354 } else { 7355 Slog.w(TAG, "Permission " + p.info.name + " from package " 7356 + p.info.packageName + " ignored: original from " 7357 + bp.sourcePackage); 7358 } 7359 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7360 if (r == null) { 7361 r = new StringBuilder(256); 7362 } else { 7363 r.append(' '); 7364 } 7365 r.append("DUP:"); 7366 r.append(p.info.name); 7367 } 7368 if (bp.perm == p) { 7369 bp.protectionLevel = p.info.protectionLevel; 7370 } 7371 } 7372 7373 if (r != null) { 7374 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7375 } 7376 7377 N = pkg.instrumentation.size(); 7378 r = null; 7379 for (i=0; i<N; i++) { 7380 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7381 a.info.packageName = pkg.applicationInfo.packageName; 7382 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7383 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7384 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7385 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7386 a.info.dataDir = pkg.applicationInfo.dataDir; 7387 7388 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7389 // need other information about the application, like the ABI and what not ? 7390 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7391 mInstrumentation.put(a.getComponentName(), a); 7392 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7393 if (r == null) { 7394 r = new StringBuilder(256); 7395 } else { 7396 r.append(' '); 7397 } 7398 r.append(a.info.name); 7399 } 7400 } 7401 if (r != null) { 7402 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7403 } 7404 7405 if (pkg.protectedBroadcasts != null) { 7406 N = pkg.protectedBroadcasts.size(); 7407 for (i=0; i<N; i++) { 7408 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7409 } 7410 } 7411 7412 pkgSetting.setTimeStamp(scanFileTime); 7413 7414 // Create idmap files for pairs of (packages, overlay packages). 7415 // Note: "android", ie framework-res.apk, is handled by native layers. 7416 if (pkg.mOverlayTarget != null) { 7417 // This is an overlay package. 7418 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7419 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7420 mOverlays.put(pkg.mOverlayTarget, 7421 new ArrayMap<String, PackageParser.Package>()); 7422 } 7423 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7424 map.put(pkg.packageName, pkg); 7425 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7426 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7427 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7428 "scanPackageLI failed to createIdmap"); 7429 } 7430 } 7431 } else if (mOverlays.containsKey(pkg.packageName) && 7432 !pkg.packageName.equals("android")) { 7433 // This is a regular package, with one or more known overlay packages. 7434 createIdmapsForPackageLI(pkg); 7435 } 7436 } 7437 7438 return pkg; 7439 } 7440 7441 /** 7442 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7443 * is derived purely on the basis of the contents of {@code scanFile} and 7444 * {@code cpuAbiOverride}. 7445 * 7446 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7447 */ 7448 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7449 String cpuAbiOverride, boolean extractLibs) 7450 throws PackageManagerException { 7451 // TODO: We can probably be smarter about this stuff. For installed apps, 7452 // we can calculate this information at install time once and for all. For 7453 // system apps, we can probably assume that this information doesn't change 7454 // after the first boot scan. As things stand, we do lots of unnecessary work. 7455 7456 // Give ourselves some initial paths; we'll come back for another 7457 // pass once we've determined ABI below. 7458 setNativeLibraryPaths(pkg); 7459 7460 // We would never need to extract libs for forward-locked and external packages, 7461 // since the container service will do it for us. We shouldn't attempt to 7462 // extract libs from system app when it was not updated. 7463 if (pkg.isForwardLocked() || isExternal(pkg) || 7464 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7465 extractLibs = false; 7466 } 7467 7468 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7469 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7470 7471 NativeLibraryHelper.Handle handle = null; 7472 try { 7473 handle = NativeLibraryHelper.Handle.create(pkg); 7474 // TODO(multiArch): This can be null for apps that didn't go through the 7475 // usual installation process. We can calculate it again, like we 7476 // do during install time. 7477 // 7478 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7479 // unnecessary. 7480 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7481 7482 // Null out the abis so that they can be recalculated. 7483 pkg.applicationInfo.primaryCpuAbi = null; 7484 pkg.applicationInfo.secondaryCpuAbi = null; 7485 if (isMultiArch(pkg.applicationInfo)) { 7486 // Warn if we've set an abiOverride for multi-lib packages.. 7487 // By definition, we need to copy both 32 and 64 bit libraries for 7488 // such packages. 7489 if (pkg.cpuAbiOverride != null 7490 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7491 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7492 } 7493 7494 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7495 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7496 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7497 if (extractLibs) { 7498 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7499 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7500 useIsaSpecificSubdirs); 7501 } else { 7502 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7503 } 7504 } 7505 7506 maybeThrowExceptionForMultiArchCopy( 7507 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7508 7509 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7510 if (extractLibs) { 7511 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7512 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7513 useIsaSpecificSubdirs); 7514 } else { 7515 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7516 } 7517 } 7518 7519 maybeThrowExceptionForMultiArchCopy( 7520 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7521 7522 if (abi64 >= 0) { 7523 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7524 } 7525 7526 if (abi32 >= 0) { 7527 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7528 if (abi64 >= 0) { 7529 pkg.applicationInfo.secondaryCpuAbi = abi; 7530 } else { 7531 pkg.applicationInfo.primaryCpuAbi = abi; 7532 } 7533 } 7534 } else { 7535 String[] abiList = (cpuAbiOverride != null) ? 7536 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7537 7538 // Enable gross and lame hacks for apps that are built with old 7539 // SDK tools. We must scan their APKs for renderscript bitcode and 7540 // not launch them if it's present. Don't bother checking on devices 7541 // that don't have 64 bit support. 7542 boolean needsRenderScriptOverride = false; 7543 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7544 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7545 abiList = Build.SUPPORTED_32_BIT_ABIS; 7546 needsRenderScriptOverride = true; 7547 } 7548 7549 final int copyRet; 7550 if (extractLibs) { 7551 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7552 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7553 } else { 7554 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7555 } 7556 7557 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7558 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7559 "Error unpackaging native libs for app, errorCode=" + copyRet); 7560 } 7561 7562 if (copyRet >= 0) { 7563 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7564 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7565 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7566 } else if (needsRenderScriptOverride) { 7567 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7568 } 7569 } 7570 } catch (IOException ioe) { 7571 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7572 } finally { 7573 IoUtils.closeQuietly(handle); 7574 } 7575 7576 // Now that we've calculated the ABIs and determined if it's an internal app, 7577 // we will go ahead and populate the nativeLibraryPath. 7578 setNativeLibraryPaths(pkg); 7579 } 7580 7581 /** 7582 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7583 * i.e, so that all packages can be run inside a single process if required. 7584 * 7585 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7586 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7587 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7588 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7589 * updating a package that belongs to a shared user. 7590 * 7591 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7592 * adds unnecessary complexity. 7593 */ 7594 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7595 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7596 String requiredInstructionSet = null; 7597 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7598 requiredInstructionSet = VMRuntime.getInstructionSet( 7599 scannedPackage.applicationInfo.primaryCpuAbi); 7600 } 7601 7602 PackageSetting requirer = null; 7603 for (PackageSetting ps : packagesForUser) { 7604 // If packagesForUser contains scannedPackage, we skip it. This will happen 7605 // when scannedPackage is an update of an existing package. Without this check, 7606 // we will never be able to change the ABI of any package belonging to a shared 7607 // user, even if it's compatible with other packages. 7608 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7609 if (ps.primaryCpuAbiString == null) { 7610 continue; 7611 } 7612 7613 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7614 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7615 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7616 // this but there's not much we can do. 7617 String errorMessage = "Instruction set mismatch, " 7618 + ((requirer == null) ? "[caller]" : requirer) 7619 + " requires " + requiredInstructionSet + " whereas " + ps 7620 + " requires " + instructionSet; 7621 Slog.w(TAG, errorMessage); 7622 } 7623 7624 if (requiredInstructionSet == null) { 7625 requiredInstructionSet = instructionSet; 7626 requirer = ps; 7627 } 7628 } 7629 } 7630 7631 if (requiredInstructionSet != null) { 7632 String adjustedAbi; 7633 if (requirer != null) { 7634 // requirer != null implies that either scannedPackage was null or that scannedPackage 7635 // did not require an ABI, in which case we have to adjust scannedPackage to match 7636 // the ABI of the set (which is the same as requirer's ABI) 7637 adjustedAbi = requirer.primaryCpuAbiString; 7638 if (scannedPackage != null) { 7639 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7640 } 7641 } else { 7642 // requirer == null implies that we're updating all ABIs in the set to 7643 // match scannedPackage. 7644 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7645 } 7646 7647 for (PackageSetting ps : packagesForUser) { 7648 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7649 if (ps.primaryCpuAbiString != null) { 7650 continue; 7651 } 7652 7653 ps.primaryCpuAbiString = adjustedAbi; 7654 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7655 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7656 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7657 7658 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7659 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7660 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7661 ps.primaryCpuAbiString = null; 7662 ps.pkg.applicationInfo.primaryCpuAbi = null; 7663 return; 7664 } else { 7665 mInstaller.rmdex(ps.codePathString, 7666 getDexCodeInstructionSet(getPreferredInstructionSet())); 7667 } 7668 } 7669 } 7670 } 7671 } 7672 } 7673 7674 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7675 synchronized (mPackages) { 7676 mResolverReplaced = true; 7677 // Set up information for custom user intent resolution activity. 7678 mResolveActivity.applicationInfo = pkg.applicationInfo; 7679 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7680 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7681 mResolveActivity.processName = pkg.applicationInfo.packageName; 7682 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7683 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7684 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7685 mResolveActivity.theme = 0; 7686 mResolveActivity.exported = true; 7687 mResolveActivity.enabled = true; 7688 mResolveInfo.activityInfo = mResolveActivity; 7689 mResolveInfo.priority = 0; 7690 mResolveInfo.preferredOrder = 0; 7691 mResolveInfo.match = 0; 7692 mResolveComponentName = mCustomResolverComponentName; 7693 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7694 mResolveComponentName); 7695 } 7696 } 7697 7698 private static String calculateBundledApkRoot(final String codePathString) { 7699 final File codePath = new File(codePathString); 7700 final File codeRoot; 7701 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7702 codeRoot = Environment.getRootDirectory(); 7703 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7704 codeRoot = Environment.getOemDirectory(); 7705 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7706 codeRoot = Environment.getVendorDirectory(); 7707 } else { 7708 // Unrecognized code path; take its top real segment as the apk root: 7709 // e.g. /something/app/blah.apk => /something 7710 try { 7711 File f = codePath.getCanonicalFile(); 7712 File parent = f.getParentFile(); // non-null because codePath is a file 7713 File tmp; 7714 while ((tmp = parent.getParentFile()) != null) { 7715 f = parent; 7716 parent = tmp; 7717 } 7718 codeRoot = f; 7719 Slog.w(TAG, "Unrecognized code path " 7720 + codePath + " - using " + codeRoot); 7721 } catch (IOException e) { 7722 // Can't canonicalize the code path -- shenanigans? 7723 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7724 return Environment.getRootDirectory().getPath(); 7725 } 7726 } 7727 return codeRoot.getPath(); 7728 } 7729 7730 /** 7731 * Derive and set the location of native libraries for the given package, 7732 * which varies depending on where and how the package was installed. 7733 */ 7734 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7735 final ApplicationInfo info = pkg.applicationInfo; 7736 final String codePath = pkg.codePath; 7737 final File codeFile = new File(codePath); 7738 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7739 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7740 7741 info.nativeLibraryRootDir = null; 7742 info.nativeLibraryRootRequiresIsa = false; 7743 info.nativeLibraryDir = null; 7744 info.secondaryNativeLibraryDir = null; 7745 7746 if (isApkFile(codeFile)) { 7747 // Monolithic install 7748 if (bundledApp) { 7749 // If "/system/lib64/apkname" exists, assume that is the per-package 7750 // native library directory to use; otherwise use "/system/lib/apkname". 7751 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7752 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7753 getPrimaryInstructionSet(info)); 7754 7755 // This is a bundled system app so choose the path based on the ABI. 7756 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7757 // is just the default path. 7758 final String apkName = deriveCodePathName(codePath); 7759 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7760 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7761 apkName).getAbsolutePath(); 7762 7763 if (info.secondaryCpuAbi != null) { 7764 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7765 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7766 secondaryLibDir, apkName).getAbsolutePath(); 7767 } 7768 } else if (asecApp) { 7769 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7770 .getAbsolutePath(); 7771 } else { 7772 final String apkName = deriveCodePathName(codePath); 7773 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7774 .getAbsolutePath(); 7775 } 7776 7777 info.nativeLibraryRootRequiresIsa = false; 7778 info.nativeLibraryDir = info.nativeLibraryRootDir; 7779 } else { 7780 // Cluster install 7781 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7782 info.nativeLibraryRootRequiresIsa = true; 7783 7784 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7785 getPrimaryInstructionSet(info)).getAbsolutePath(); 7786 7787 if (info.secondaryCpuAbi != null) { 7788 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7789 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7790 } 7791 } 7792 } 7793 7794 /** 7795 * Calculate the abis and roots for a bundled app. These can uniquely 7796 * be determined from the contents of the system partition, i.e whether 7797 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7798 * of this information, and instead assume that the system was built 7799 * sensibly. 7800 */ 7801 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7802 PackageSetting pkgSetting) { 7803 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7804 7805 // If "/system/lib64/apkname" exists, assume that is the per-package 7806 // native library directory to use; otherwise use "/system/lib/apkname". 7807 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7808 setBundledAppAbi(pkg, apkRoot, apkName); 7809 // pkgSetting might be null during rescan following uninstall of updates 7810 // to a bundled app, so accommodate that possibility. The settings in 7811 // that case will be established later from the parsed package. 7812 // 7813 // If the settings aren't null, sync them up with what we've just derived. 7814 // note that apkRoot isn't stored in the package settings. 7815 if (pkgSetting != null) { 7816 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7817 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7818 } 7819 } 7820 7821 /** 7822 * Deduces the ABI of a bundled app and sets the relevant fields on the 7823 * parsed pkg object. 7824 * 7825 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7826 * under which system libraries are installed. 7827 * @param apkName the name of the installed package. 7828 */ 7829 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7830 final File codeFile = new File(pkg.codePath); 7831 7832 final boolean has64BitLibs; 7833 final boolean has32BitLibs; 7834 if (isApkFile(codeFile)) { 7835 // Monolithic install 7836 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7837 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7838 } else { 7839 // Cluster install 7840 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7841 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7842 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7843 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7844 has64BitLibs = (new File(rootDir, isa)).exists(); 7845 } else { 7846 has64BitLibs = false; 7847 } 7848 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7849 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7850 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7851 has32BitLibs = (new File(rootDir, isa)).exists(); 7852 } else { 7853 has32BitLibs = false; 7854 } 7855 } 7856 7857 if (has64BitLibs && !has32BitLibs) { 7858 // The package has 64 bit libs, but not 32 bit libs. Its primary 7859 // ABI should be 64 bit. We can safely assume here that the bundled 7860 // native libraries correspond to the most preferred ABI in the list. 7861 7862 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7863 pkg.applicationInfo.secondaryCpuAbi = null; 7864 } else if (has32BitLibs && !has64BitLibs) { 7865 // The package has 32 bit libs but not 64 bit libs. Its primary 7866 // ABI should be 32 bit. 7867 7868 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7869 pkg.applicationInfo.secondaryCpuAbi = null; 7870 } else if (has32BitLibs && has64BitLibs) { 7871 // The application has both 64 and 32 bit bundled libraries. We check 7872 // here that the app declares multiArch support, and warn if it doesn't. 7873 // 7874 // We will be lenient here and record both ABIs. The primary will be the 7875 // ABI that's higher on the list, i.e, a device that's configured to prefer 7876 // 64 bit apps will see a 64 bit primary ABI, 7877 7878 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7879 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7880 } 7881 7882 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7883 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7884 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7885 } else { 7886 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7887 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7888 } 7889 } else { 7890 pkg.applicationInfo.primaryCpuAbi = null; 7891 pkg.applicationInfo.secondaryCpuAbi = null; 7892 } 7893 } 7894 7895 private void killApplication(String pkgName, int appId, String reason) { 7896 // Request the ActivityManager to kill the process(only for existing packages) 7897 // so that we do not end up in a confused state while the user is still using the older 7898 // version of the application while the new one gets installed. 7899 IActivityManager am = ActivityManagerNative.getDefault(); 7900 if (am != null) { 7901 try { 7902 am.killApplicationWithAppId(pkgName, appId, reason); 7903 } catch (RemoteException e) { 7904 } 7905 } 7906 } 7907 7908 void removePackageLI(PackageSetting ps, boolean chatty) { 7909 if (DEBUG_INSTALL) { 7910 if (chatty) 7911 Log.d(TAG, "Removing package " + ps.name); 7912 } 7913 7914 // writer 7915 synchronized (mPackages) { 7916 mPackages.remove(ps.name); 7917 final PackageParser.Package pkg = ps.pkg; 7918 if (pkg != null) { 7919 cleanPackageDataStructuresLILPw(pkg, chatty); 7920 } 7921 } 7922 } 7923 7924 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7925 if (DEBUG_INSTALL) { 7926 if (chatty) 7927 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7928 } 7929 7930 // writer 7931 synchronized (mPackages) { 7932 mPackages.remove(pkg.applicationInfo.packageName); 7933 cleanPackageDataStructuresLILPw(pkg, chatty); 7934 } 7935 } 7936 7937 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7938 int N = pkg.providers.size(); 7939 StringBuilder r = null; 7940 int i; 7941 for (i=0; i<N; i++) { 7942 PackageParser.Provider p = pkg.providers.get(i); 7943 mProviders.removeProvider(p); 7944 if (p.info.authority == null) { 7945 7946 /* There was another ContentProvider with this authority when 7947 * this app was installed so this authority is null, 7948 * Ignore it as we don't have to unregister the provider. 7949 */ 7950 continue; 7951 } 7952 String names[] = p.info.authority.split(";"); 7953 for (int j = 0; j < names.length; j++) { 7954 if (mProvidersByAuthority.get(names[j]) == p) { 7955 mProvidersByAuthority.remove(names[j]); 7956 if (DEBUG_REMOVE) { 7957 if (chatty) 7958 Log.d(TAG, "Unregistered content provider: " + names[j] 7959 + ", className = " + p.info.name + ", isSyncable = " 7960 + p.info.isSyncable); 7961 } 7962 } 7963 } 7964 if (DEBUG_REMOVE && chatty) { 7965 if (r == null) { 7966 r = new StringBuilder(256); 7967 } else { 7968 r.append(' '); 7969 } 7970 r.append(p.info.name); 7971 } 7972 } 7973 if (r != null) { 7974 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7975 } 7976 7977 N = pkg.services.size(); 7978 r = null; 7979 for (i=0; i<N; i++) { 7980 PackageParser.Service s = pkg.services.get(i); 7981 mServices.removeService(s); 7982 if (chatty) { 7983 if (r == null) { 7984 r = new StringBuilder(256); 7985 } else { 7986 r.append(' '); 7987 } 7988 r.append(s.info.name); 7989 } 7990 } 7991 if (r != null) { 7992 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7993 } 7994 7995 N = pkg.receivers.size(); 7996 r = null; 7997 for (i=0; i<N; i++) { 7998 PackageParser.Activity a = pkg.receivers.get(i); 7999 mReceivers.removeActivity(a, "receiver"); 8000 if (DEBUG_REMOVE && chatty) { 8001 if (r == null) { 8002 r = new StringBuilder(256); 8003 } else { 8004 r.append(' '); 8005 } 8006 r.append(a.info.name); 8007 } 8008 } 8009 if (r != null) { 8010 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8011 } 8012 8013 N = pkg.activities.size(); 8014 r = null; 8015 for (i=0; i<N; i++) { 8016 PackageParser.Activity a = pkg.activities.get(i); 8017 mActivities.removeActivity(a, "activity"); 8018 if (DEBUG_REMOVE && chatty) { 8019 if (r == null) { 8020 r = new StringBuilder(256); 8021 } else { 8022 r.append(' '); 8023 } 8024 r.append(a.info.name); 8025 } 8026 } 8027 if (r != null) { 8028 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8029 } 8030 8031 N = pkg.permissions.size(); 8032 r = null; 8033 for (i=0; i<N; i++) { 8034 PackageParser.Permission p = pkg.permissions.get(i); 8035 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8036 if (bp == null) { 8037 bp = mSettings.mPermissionTrees.get(p.info.name); 8038 } 8039 if (bp != null && bp.perm == p) { 8040 bp.perm = null; 8041 if (DEBUG_REMOVE && chatty) { 8042 if (r == null) { 8043 r = new StringBuilder(256); 8044 } else { 8045 r.append(' '); 8046 } 8047 r.append(p.info.name); 8048 } 8049 } 8050 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8051 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8052 if (appOpPerms != null) { 8053 appOpPerms.remove(pkg.packageName); 8054 } 8055 } 8056 } 8057 if (r != null) { 8058 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8059 } 8060 8061 N = pkg.requestedPermissions.size(); 8062 r = null; 8063 for (i=0; i<N; i++) { 8064 String perm = pkg.requestedPermissions.get(i); 8065 BasePermission bp = mSettings.mPermissions.get(perm); 8066 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8067 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8068 if (appOpPerms != null) { 8069 appOpPerms.remove(pkg.packageName); 8070 if (appOpPerms.isEmpty()) { 8071 mAppOpPermissionPackages.remove(perm); 8072 } 8073 } 8074 } 8075 } 8076 if (r != null) { 8077 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8078 } 8079 8080 N = pkg.instrumentation.size(); 8081 r = null; 8082 for (i=0; i<N; i++) { 8083 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8084 mInstrumentation.remove(a.getComponentName()); 8085 if (DEBUG_REMOVE && chatty) { 8086 if (r == null) { 8087 r = new StringBuilder(256); 8088 } else { 8089 r.append(' '); 8090 } 8091 r.append(a.info.name); 8092 } 8093 } 8094 if (r != null) { 8095 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8096 } 8097 8098 r = null; 8099 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8100 // Only system apps can hold shared libraries. 8101 if (pkg.libraryNames != null) { 8102 for (i=0; i<pkg.libraryNames.size(); i++) { 8103 String name = pkg.libraryNames.get(i); 8104 SharedLibraryEntry cur = mSharedLibraries.get(name); 8105 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8106 mSharedLibraries.remove(name); 8107 if (DEBUG_REMOVE && chatty) { 8108 if (r == null) { 8109 r = new StringBuilder(256); 8110 } else { 8111 r.append(' '); 8112 } 8113 r.append(name); 8114 } 8115 } 8116 } 8117 } 8118 } 8119 if (r != null) { 8120 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8121 } 8122 } 8123 8124 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8125 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8126 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8127 return true; 8128 } 8129 } 8130 return false; 8131 } 8132 8133 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8134 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8135 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8136 8137 private void updatePermissionsLPw(String changingPkg, 8138 PackageParser.Package pkgInfo, int flags) { 8139 // Make sure there are no dangling permission trees. 8140 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8141 while (it.hasNext()) { 8142 final BasePermission bp = it.next(); 8143 if (bp.packageSetting == null) { 8144 // We may not yet have parsed the package, so just see if 8145 // we still know about its settings. 8146 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8147 } 8148 if (bp.packageSetting == null) { 8149 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8150 + " from package " + bp.sourcePackage); 8151 it.remove(); 8152 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8153 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8154 Slog.i(TAG, "Removing old permission tree: " + bp.name 8155 + " from package " + bp.sourcePackage); 8156 flags |= UPDATE_PERMISSIONS_ALL; 8157 it.remove(); 8158 } 8159 } 8160 } 8161 8162 // Make sure all dynamic permissions have been assigned to a package, 8163 // and make sure there are no dangling permissions. 8164 it = mSettings.mPermissions.values().iterator(); 8165 while (it.hasNext()) { 8166 final BasePermission bp = it.next(); 8167 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8168 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8169 + bp.name + " pkg=" + bp.sourcePackage 8170 + " info=" + bp.pendingInfo); 8171 if (bp.packageSetting == null && bp.pendingInfo != null) { 8172 final BasePermission tree = findPermissionTreeLP(bp.name); 8173 if (tree != null && tree.perm != null) { 8174 bp.packageSetting = tree.packageSetting; 8175 bp.perm = new PackageParser.Permission(tree.perm.owner, 8176 new PermissionInfo(bp.pendingInfo)); 8177 bp.perm.info.packageName = tree.perm.info.packageName; 8178 bp.perm.info.name = bp.name; 8179 bp.uid = tree.uid; 8180 } 8181 } 8182 } 8183 if (bp.packageSetting == null) { 8184 // We may not yet have parsed the package, so just see if 8185 // we still know about its settings. 8186 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8187 } 8188 if (bp.packageSetting == null) { 8189 Slog.w(TAG, "Removing dangling permission: " + bp.name 8190 + " from package " + bp.sourcePackage); 8191 it.remove(); 8192 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8193 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8194 Slog.i(TAG, "Removing old permission: " + bp.name 8195 + " from package " + bp.sourcePackage); 8196 flags |= UPDATE_PERMISSIONS_ALL; 8197 it.remove(); 8198 } 8199 } 8200 } 8201 8202 // Now update the permissions for all packages, in particular 8203 // replace the granted permissions of the system packages. 8204 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8205 for (PackageParser.Package pkg : mPackages.values()) { 8206 if (pkg != pkgInfo) { 8207 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8208 changingPkg); 8209 } 8210 } 8211 } 8212 8213 if (pkgInfo != null) { 8214 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8215 } 8216 } 8217 8218 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8219 String packageOfInterest) { 8220 // IMPORTANT: There are two types of permissions: install and runtime. 8221 // Install time permissions are granted when the app is installed to 8222 // all device users and users added in the future. Runtime permissions 8223 // are granted at runtime explicitly to specific users. Normal and signature 8224 // protected permissions are install time permissions. Dangerous permissions 8225 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8226 // otherwise they are runtime permissions. This function does not manage 8227 // runtime permissions except for the case an app targeting Lollipop MR1 8228 // being upgraded to target a newer SDK, in which case dangerous permissions 8229 // are transformed from install time to runtime ones. 8230 8231 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8232 if (ps == null) { 8233 return; 8234 } 8235 8236 PermissionsState permissionsState = ps.getPermissionsState(); 8237 PermissionsState origPermissions = permissionsState; 8238 8239 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8240 8241 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8242 8243 boolean changedInstallPermission = false; 8244 8245 if (replace) { 8246 ps.installPermissionsFixed = false; 8247 if (!ps.isSharedUser()) { 8248 origPermissions = new PermissionsState(permissionsState); 8249 permissionsState.reset(); 8250 } 8251 } 8252 8253 permissionsState.setGlobalGids(mGlobalGids); 8254 8255 final int N = pkg.requestedPermissions.size(); 8256 for (int i=0; i<N; i++) { 8257 final String name = pkg.requestedPermissions.get(i); 8258 final BasePermission bp = mSettings.mPermissions.get(name); 8259 8260 if (DEBUG_INSTALL) { 8261 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8262 } 8263 8264 if (bp == null || bp.packageSetting == null) { 8265 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8266 Slog.w(TAG, "Unknown permission " + name 8267 + " in package " + pkg.packageName); 8268 } 8269 continue; 8270 } 8271 8272 final String perm = bp.name; 8273 boolean allowedSig = false; 8274 int grant = GRANT_DENIED; 8275 8276 // Keep track of app op permissions. 8277 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8278 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8279 if (pkgs == null) { 8280 pkgs = new ArraySet<>(); 8281 mAppOpPermissionPackages.put(bp.name, pkgs); 8282 } 8283 pkgs.add(pkg.packageName); 8284 } 8285 8286 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8287 switch (level) { 8288 case PermissionInfo.PROTECTION_NORMAL: { 8289 // For all apps normal permissions are install time ones. 8290 grant = GRANT_INSTALL; 8291 } break; 8292 8293 case PermissionInfo.PROTECTION_DANGEROUS: { 8294 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8295 // For legacy apps dangerous permissions are install time ones. 8296 grant = GRANT_INSTALL_LEGACY; 8297 } else if (origPermissions.hasInstallPermission(bp.name)) { 8298 // For legacy apps that became modern, install becomes runtime. 8299 grant = GRANT_UPGRADE; 8300 } else { 8301 // For modern apps keep runtime permissions unchanged. 8302 grant = GRANT_RUNTIME; 8303 } 8304 } break; 8305 8306 case PermissionInfo.PROTECTION_SIGNATURE: { 8307 // For all apps signature permissions are install time ones. 8308 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8309 if (allowedSig) { 8310 grant = GRANT_INSTALL; 8311 } 8312 } break; 8313 } 8314 8315 if (DEBUG_INSTALL) { 8316 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8317 } 8318 8319 if (grant != GRANT_DENIED) { 8320 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8321 // If this is an existing, non-system package, then 8322 // we can't add any new permissions to it. 8323 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8324 // Except... if this is a permission that was added 8325 // to the platform (note: need to only do this when 8326 // updating the platform). 8327 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8328 grant = GRANT_DENIED; 8329 } 8330 } 8331 } 8332 8333 switch (grant) { 8334 case GRANT_INSTALL: { 8335 // Revoke this as runtime permission to handle the case of 8336 // a runtime permission being downgraded to an install one. 8337 for (int userId : UserManagerService.getInstance().getUserIds()) { 8338 if (origPermissions.getRuntimePermissionState( 8339 bp.name, userId) != null) { 8340 // Revoke the runtime permission and clear the flags. 8341 origPermissions.revokeRuntimePermission(bp, userId); 8342 origPermissions.updatePermissionFlags(bp, userId, 8343 PackageManager.MASK_PERMISSION_FLAGS, 0); 8344 // If we revoked a permission permission, we have to write. 8345 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8346 changedRuntimePermissionUserIds, userId); 8347 } 8348 } 8349 // Grant an install permission. 8350 if (permissionsState.grantInstallPermission(bp) != 8351 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8352 changedInstallPermission = true; 8353 } 8354 } break; 8355 8356 case GRANT_INSTALL_LEGACY: { 8357 // Grant an install permission. 8358 if (permissionsState.grantInstallPermission(bp) != 8359 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8360 changedInstallPermission = true; 8361 } 8362 } break; 8363 8364 case GRANT_RUNTIME: { 8365 // Grant previously granted runtime permissions. 8366 for (int userId : UserManagerService.getInstance().getUserIds()) { 8367 PermissionState permissionState = origPermissions 8368 .getRuntimePermissionState(bp.name, userId); 8369 final int flags = permissionState != null 8370 ? permissionState.getFlags() : 0; 8371 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8372 if (permissionsState.grantRuntimePermission(bp, userId) == 8373 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8374 // If we cannot put the permission as it was, we have to write. 8375 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8376 changedRuntimePermissionUserIds, userId); 8377 } 8378 } 8379 // Propagate the permission flags. 8380 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8381 } 8382 } break; 8383 8384 case GRANT_UPGRADE: { 8385 // Grant runtime permissions for a previously held install permission. 8386 PermissionState permissionState = origPermissions 8387 .getInstallPermissionState(bp.name); 8388 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8389 8390 if (origPermissions.revokeInstallPermission(bp) 8391 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8392 // We will be transferring the permission flags, so clear them. 8393 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8394 PackageManager.MASK_PERMISSION_FLAGS, 0); 8395 changedInstallPermission = true; 8396 } 8397 8398 // If the permission is not to be promoted to runtime we ignore it and 8399 // also its other flags as they are not applicable to install permissions. 8400 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8401 for (int userId : currentUserIds) { 8402 if (permissionsState.grantRuntimePermission(bp, userId) != 8403 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8404 // Transfer the permission flags. 8405 permissionsState.updatePermissionFlags(bp, userId, 8406 flags, flags); 8407 // If we granted the permission, we have to write. 8408 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8409 changedRuntimePermissionUserIds, userId); 8410 } 8411 } 8412 } 8413 } break; 8414 8415 default: { 8416 if (packageOfInterest == null 8417 || packageOfInterest.equals(pkg.packageName)) { 8418 Slog.w(TAG, "Not granting permission " + perm 8419 + " to package " + pkg.packageName 8420 + " because it was previously installed without"); 8421 } 8422 } break; 8423 } 8424 } else { 8425 if (permissionsState.revokeInstallPermission(bp) != 8426 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8427 // Also drop the permission flags. 8428 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8429 PackageManager.MASK_PERMISSION_FLAGS, 0); 8430 changedInstallPermission = true; 8431 Slog.i(TAG, "Un-granting permission " + perm 8432 + " from package " + pkg.packageName 8433 + " (protectionLevel=" + bp.protectionLevel 8434 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8435 + ")"); 8436 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8437 // Don't print warning for app op permissions, since it is fine for them 8438 // not to be granted, there is a UI for the user to decide. 8439 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8440 Slog.w(TAG, "Not granting permission " + perm 8441 + " to package " + pkg.packageName 8442 + " (protectionLevel=" + bp.protectionLevel 8443 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8444 + ")"); 8445 } 8446 } 8447 } 8448 } 8449 8450 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8451 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8452 // This is the first that we have heard about this package, so the 8453 // permissions we have now selected are fixed until explicitly 8454 // changed. 8455 ps.installPermissionsFixed = true; 8456 } 8457 8458 // Persist the runtime permissions state for users with changes. 8459 for (int userId : changedRuntimePermissionUserIds) { 8460 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8461 } 8462 } 8463 8464 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8465 boolean allowed = false; 8466 final int NP = PackageParser.NEW_PERMISSIONS.length; 8467 for (int ip=0; ip<NP; ip++) { 8468 final PackageParser.NewPermissionInfo npi 8469 = PackageParser.NEW_PERMISSIONS[ip]; 8470 if (npi.name.equals(perm) 8471 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8472 allowed = true; 8473 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8474 + pkg.packageName); 8475 break; 8476 } 8477 } 8478 return allowed; 8479 } 8480 8481 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8482 BasePermission bp, PermissionsState origPermissions) { 8483 boolean allowed; 8484 allowed = (compareSignatures( 8485 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8486 == PackageManager.SIGNATURE_MATCH) 8487 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8488 == PackageManager.SIGNATURE_MATCH); 8489 if (!allowed && (bp.protectionLevel 8490 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8491 if (isSystemApp(pkg)) { 8492 // For updated system applications, a system permission 8493 // is granted only if it had been defined by the original application. 8494 if (pkg.isUpdatedSystemApp()) { 8495 final PackageSetting sysPs = mSettings 8496 .getDisabledSystemPkgLPr(pkg.packageName); 8497 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8498 // If the original was granted this permission, we take 8499 // that grant decision as read and propagate it to the 8500 // update. 8501 if (sysPs.isPrivileged()) { 8502 allowed = true; 8503 } 8504 } else { 8505 // The system apk may have been updated with an older 8506 // version of the one on the data partition, but which 8507 // granted a new system permission that it didn't have 8508 // before. In this case we do want to allow the app to 8509 // now get the new permission if the ancestral apk is 8510 // privileged to get it. 8511 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8512 for (int j=0; 8513 j<sysPs.pkg.requestedPermissions.size(); j++) { 8514 if (perm.equals( 8515 sysPs.pkg.requestedPermissions.get(j))) { 8516 allowed = true; 8517 break; 8518 } 8519 } 8520 } 8521 } 8522 } else { 8523 allowed = isPrivilegedApp(pkg); 8524 } 8525 } 8526 } 8527 if (!allowed) { 8528 if (!allowed && (bp.protectionLevel 8529 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8530 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8531 // If this was a previously normal/dangerous permission that got moved 8532 // to a system permission as part of the runtime permission redesign, then 8533 // we still want to blindly grant it to old apps. 8534 allowed = true; 8535 } 8536 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8537 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8538 // If this permission is to be granted to the system installer and 8539 // this app is an installer, then it gets the permission. 8540 allowed = true; 8541 } 8542 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8543 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8544 // If this permission is to be granted to the system verifier and 8545 // this app is a verifier, then it gets the permission. 8546 allowed = true; 8547 } 8548 if (!allowed && (bp.protectionLevel 8549 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8550 && isSystemApp(pkg)) { 8551 // Any pre-installed system app is allowed to get this permission. 8552 allowed = true; 8553 } 8554 if (!allowed && (bp.protectionLevel 8555 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8556 // For development permissions, a development permission 8557 // is granted only if it was already granted. 8558 allowed = origPermissions.hasInstallPermission(perm); 8559 } 8560 } 8561 return allowed; 8562 } 8563 8564 final class ActivityIntentResolver 8565 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8566 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8567 boolean defaultOnly, int userId) { 8568 if (!sUserManager.exists(userId)) return null; 8569 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8570 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8571 } 8572 8573 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8574 int userId) { 8575 if (!sUserManager.exists(userId)) return null; 8576 mFlags = flags; 8577 return super.queryIntent(intent, resolvedType, 8578 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8579 } 8580 8581 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8582 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8583 if (!sUserManager.exists(userId)) return null; 8584 if (packageActivities == null) { 8585 return null; 8586 } 8587 mFlags = flags; 8588 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8589 final int N = packageActivities.size(); 8590 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8591 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8592 8593 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8594 for (int i = 0; i < N; ++i) { 8595 intentFilters = packageActivities.get(i).intents; 8596 if (intentFilters != null && intentFilters.size() > 0) { 8597 PackageParser.ActivityIntentInfo[] array = 8598 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8599 intentFilters.toArray(array); 8600 listCut.add(array); 8601 } 8602 } 8603 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8604 } 8605 8606 public final void addActivity(PackageParser.Activity a, String type) { 8607 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8608 mActivities.put(a.getComponentName(), a); 8609 if (DEBUG_SHOW_INFO) 8610 Log.v( 8611 TAG, " " + type + " " + 8612 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8613 if (DEBUG_SHOW_INFO) 8614 Log.v(TAG, " Class=" + a.info.name); 8615 final int NI = a.intents.size(); 8616 for (int j=0; j<NI; j++) { 8617 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8618 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8619 intent.setPriority(0); 8620 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8621 + a.className + " with priority > 0, forcing to 0"); 8622 } 8623 if (DEBUG_SHOW_INFO) { 8624 Log.v(TAG, " IntentFilter:"); 8625 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8626 } 8627 if (!intent.debugCheck()) { 8628 Log.w(TAG, "==> For Activity " + a.info.name); 8629 } 8630 addFilter(intent); 8631 } 8632 } 8633 8634 public final void removeActivity(PackageParser.Activity a, String type) { 8635 mActivities.remove(a.getComponentName()); 8636 if (DEBUG_SHOW_INFO) { 8637 Log.v(TAG, " " + type + " " 8638 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8639 : a.info.name) + ":"); 8640 Log.v(TAG, " Class=" + a.info.name); 8641 } 8642 final int NI = a.intents.size(); 8643 for (int j=0; j<NI; j++) { 8644 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8645 if (DEBUG_SHOW_INFO) { 8646 Log.v(TAG, " IntentFilter:"); 8647 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8648 } 8649 removeFilter(intent); 8650 } 8651 } 8652 8653 @Override 8654 protected boolean allowFilterResult( 8655 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8656 ActivityInfo filterAi = filter.activity.info; 8657 for (int i=dest.size()-1; i>=0; i--) { 8658 ActivityInfo destAi = dest.get(i).activityInfo; 8659 if (destAi.name == filterAi.name 8660 && destAi.packageName == filterAi.packageName) { 8661 return false; 8662 } 8663 } 8664 return true; 8665 } 8666 8667 @Override 8668 protected ActivityIntentInfo[] newArray(int size) { 8669 return new ActivityIntentInfo[size]; 8670 } 8671 8672 @Override 8673 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8674 if (!sUserManager.exists(userId)) return true; 8675 PackageParser.Package p = filter.activity.owner; 8676 if (p != null) { 8677 PackageSetting ps = (PackageSetting)p.mExtras; 8678 if (ps != null) { 8679 // System apps are never considered stopped for purposes of 8680 // filtering, because there may be no way for the user to 8681 // actually re-launch them. 8682 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8683 && ps.getStopped(userId); 8684 } 8685 } 8686 return false; 8687 } 8688 8689 @Override 8690 protected boolean isPackageForFilter(String packageName, 8691 PackageParser.ActivityIntentInfo info) { 8692 return packageName.equals(info.activity.owner.packageName); 8693 } 8694 8695 @Override 8696 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8697 int match, int userId) { 8698 if (!sUserManager.exists(userId)) return null; 8699 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8700 return null; 8701 } 8702 final PackageParser.Activity activity = info.activity; 8703 if (mSafeMode && (activity.info.applicationInfo.flags 8704 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8705 return null; 8706 } 8707 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8708 if (ps == null) { 8709 return null; 8710 } 8711 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8712 ps.readUserState(userId), userId); 8713 if (ai == null) { 8714 return null; 8715 } 8716 final ResolveInfo res = new ResolveInfo(); 8717 res.activityInfo = ai; 8718 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8719 res.filter = info; 8720 } 8721 if (info != null) { 8722 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8723 } 8724 res.priority = info.getPriority(); 8725 res.preferredOrder = activity.owner.mPreferredOrder; 8726 //System.out.println("Result: " + res.activityInfo.className + 8727 // " = " + res.priority); 8728 res.match = match; 8729 res.isDefault = info.hasDefault; 8730 res.labelRes = info.labelRes; 8731 res.nonLocalizedLabel = info.nonLocalizedLabel; 8732 if (userNeedsBadging(userId)) { 8733 res.noResourceId = true; 8734 } else { 8735 res.icon = info.icon; 8736 } 8737 res.iconResourceId = info.icon; 8738 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8739 return res; 8740 } 8741 8742 @Override 8743 protected void sortResults(List<ResolveInfo> results) { 8744 Collections.sort(results, mResolvePrioritySorter); 8745 } 8746 8747 @Override 8748 protected void dumpFilter(PrintWriter out, String prefix, 8749 PackageParser.ActivityIntentInfo filter) { 8750 out.print(prefix); out.print( 8751 Integer.toHexString(System.identityHashCode(filter.activity))); 8752 out.print(' '); 8753 filter.activity.printComponentShortName(out); 8754 out.print(" filter "); 8755 out.println(Integer.toHexString(System.identityHashCode(filter))); 8756 } 8757 8758 @Override 8759 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8760 return filter.activity; 8761 } 8762 8763 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8764 PackageParser.Activity activity = (PackageParser.Activity)label; 8765 out.print(prefix); out.print( 8766 Integer.toHexString(System.identityHashCode(activity))); 8767 out.print(' '); 8768 activity.printComponentShortName(out); 8769 if (count > 1) { 8770 out.print(" ("); out.print(count); out.print(" filters)"); 8771 } 8772 out.println(); 8773 } 8774 8775// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8776// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8777// final List<ResolveInfo> retList = Lists.newArrayList(); 8778// while (i.hasNext()) { 8779// final ResolveInfo resolveInfo = i.next(); 8780// if (isEnabledLP(resolveInfo.activityInfo)) { 8781// retList.add(resolveInfo); 8782// } 8783// } 8784// return retList; 8785// } 8786 8787 // Keys are String (activity class name), values are Activity. 8788 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8789 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8790 private int mFlags; 8791 } 8792 8793 private final class ServiceIntentResolver 8794 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8795 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8796 boolean defaultOnly, int userId) { 8797 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8798 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8799 } 8800 8801 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8802 int userId) { 8803 if (!sUserManager.exists(userId)) return null; 8804 mFlags = flags; 8805 return super.queryIntent(intent, resolvedType, 8806 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8807 } 8808 8809 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8810 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8811 if (!sUserManager.exists(userId)) return null; 8812 if (packageServices == null) { 8813 return null; 8814 } 8815 mFlags = flags; 8816 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8817 final int N = packageServices.size(); 8818 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8819 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8820 8821 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8822 for (int i = 0; i < N; ++i) { 8823 intentFilters = packageServices.get(i).intents; 8824 if (intentFilters != null && intentFilters.size() > 0) { 8825 PackageParser.ServiceIntentInfo[] array = 8826 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8827 intentFilters.toArray(array); 8828 listCut.add(array); 8829 } 8830 } 8831 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8832 } 8833 8834 public final void addService(PackageParser.Service s) { 8835 mServices.put(s.getComponentName(), s); 8836 if (DEBUG_SHOW_INFO) { 8837 Log.v(TAG, " " 8838 + (s.info.nonLocalizedLabel != null 8839 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8840 Log.v(TAG, " Class=" + s.info.name); 8841 } 8842 final int NI = s.intents.size(); 8843 int j; 8844 for (j=0; j<NI; j++) { 8845 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8846 if (DEBUG_SHOW_INFO) { 8847 Log.v(TAG, " IntentFilter:"); 8848 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8849 } 8850 if (!intent.debugCheck()) { 8851 Log.w(TAG, "==> For Service " + s.info.name); 8852 } 8853 addFilter(intent); 8854 } 8855 } 8856 8857 public final void removeService(PackageParser.Service s) { 8858 mServices.remove(s.getComponentName()); 8859 if (DEBUG_SHOW_INFO) { 8860 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8861 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8862 Log.v(TAG, " Class=" + s.info.name); 8863 } 8864 final int NI = s.intents.size(); 8865 int j; 8866 for (j=0; j<NI; j++) { 8867 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8868 if (DEBUG_SHOW_INFO) { 8869 Log.v(TAG, " IntentFilter:"); 8870 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8871 } 8872 removeFilter(intent); 8873 } 8874 } 8875 8876 @Override 8877 protected boolean allowFilterResult( 8878 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8879 ServiceInfo filterSi = filter.service.info; 8880 for (int i=dest.size()-1; i>=0; i--) { 8881 ServiceInfo destAi = dest.get(i).serviceInfo; 8882 if (destAi.name == filterSi.name 8883 && destAi.packageName == filterSi.packageName) { 8884 return false; 8885 } 8886 } 8887 return true; 8888 } 8889 8890 @Override 8891 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8892 return new PackageParser.ServiceIntentInfo[size]; 8893 } 8894 8895 @Override 8896 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8897 if (!sUserManager.exists(userId)) return true; 8898 PackageParser.Package p = filter.service.owner; 8899 if (p != null) { 8900 PackageSetting ps = (PackageSetting)p.mExtras; 8901 if (ps != null) { 8902 // System apps are never considered stopped for purposes of 8903 // filtering, because there may be no way for the user to 8904 // actually re-launch them. 8905 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8906 && ps.getStopped(userId); 8907 } 8908 } 8909 return false; 8910 } 8911 8912 @Override 8913 protected boolean isPackageForFilter(String packageName, 8914 PackageParser.ServiceIntentInfo info) { 8915 return packageName.equals(info.service.owner.packageName); 8916 } 8917 8918 @Override 8919 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8920 int match, int userId) { 8921 if (!sUserManager.exists(userId)) return null; 8922 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8923 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8924 return null; 8925 } 8926 final PackageParser.Service service = info.service; 8927 if (mSafeMode && (service.info.applicationInfo.flags 8928 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8929 return null; 8930 } 8931 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8932 if (ps == null) { 8933 return null; 8934 } 8935 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8936 ps.readUserState(userId), userId); 8937 if (si == null) { 8938 return null; 8939 } 8940 final ResolveInfo res = new ResolveInfo(); 8941 res.serviceInfo = si; 8942 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8943 res.filter = filter; 8944 } 8945 res.priority = info.getPriority(); 8946 res.preferredOrder = service.owner.mPreferredOrder; 8947 res.match = match; 8948 res.isDefault = info.hasDefault; 8949 res.labelRes = info.labelRes; 8950 res.nonLocalizedLabel = info.nonLocalizedLabel; 8951 res.icon = info.icon; 8952 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8953 return res; 8954 } 8955 8956 @Override 8957 protected void sortResults(List<ResolveInfo> results) { 8958 Collections.sort(results, mResolvePrioritySorter); 8959 } 8960 8961 @Override 8962 protected void dumpFilter(PrintWriter out, String prefix, 8963 PackageParser.ServiceIntentInfo filter) { 8964 out.print(prefix); out.print( 8965 Integer.toHexString(System.identityHashCode(filter.service))); 8966 out.print(' '); 8967 filter.service.printComponentShortName(out); 8968 out.print(" filter "); 8969 out.println(Integer.toHexString(System.identityHashCode(filter))); 8970 } 8971 8972 @Override 8973 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8974 return filter.service; 8975 } 8976 8977 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8978 PackageParser.Service service = (PackageParser.Service)label; 8979 out.print(prefix); out.print( 8980 Integer.toHexString(System.identityHashCode(service))); 8981 out.print(' '); 8982 service.printComponentShortName(out); 8983 if (count > 1) { 8984 out.print(" ("); out.print(count); out.print(" filters)"); 8985 } 8986 out.println(); 8987 } 8988 8989// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8990// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8991// final List<ResolveInfo> retList = Lists.newArrayList(); 8992// while (i.hasNext()) { 8993// final ResolveInfo resolveInfo = (ResolveInfo) i; 8994// if (isEnabledLP(resolveInfo.serviceInfo)) { 8995// retList.add(resolveInfo); 8996// } 8997// } 8998// return retList; 8999// } 9000 9001 // Keys are String (activity class name), values are Activity. 9002 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9003 = new ArrayMap<ComponentName, PackageParser.Service>(); 9004 private int mFlags; 9005 }; 9006 9007 private final class ProviderIntentResolver 9008 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9009 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9010 boolean defaultOnly, int userId) { 9011 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9012 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9013 } 9014 9015 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9016 int userId) { 9017 if (!sUserManager.exists(userId)) 9018 return null; 9019 mFlags = flags; 9020 return super.queryIntent(intent, resolvedType, 9021 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9022 } 9023 9024 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9025 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9026 if (!sUserManager.exists(userId)) 9027 return null; 9028 if (packageProviders == null) { 9029 return null; 9030 } 9031 mFlags = flags; 9032 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9033 final int N = packageProviders.size(); 9034 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9035 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9036 9037 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9038 for (int i = 0; i < N; ++i) { 9039 intentFilters = packageProviders.get(i).intents; 9040 if (intentFilters != null && intentFilters.size() > 0) { 9041 PackageParser.ProviderIntentInfo[] array = 9042 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9043 intentFilters.toArray(array); 9044 listCut.add(array); 9045 } 9046 } 9047 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9048 } 9049 9050 public final void addProvider(PackageParser.Provider p) { 9051 if (mProviders.containsKey(p.getComponentName())) { 9052 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9053 return; 9054 } 9055 9056 mProviders.put(p.getComponentName(), p); 9057 if (DEBUG_SHOW_INFO) { 9058 Log.v(TAG, " " 9059 + (p.info.nonLocalizedLabel != null 9060 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9061 Log.v(TAG, " Class=" + p.info.name); 9062 } 9063 final int NI = p.intents.size(); 9064 int j; 9065 for (j = 0; j < NI; j++) { 9066 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9067 if (DEBUG_SHOW_INFO) { 9068 Log.v(TAG, " IntentFilter:"); 9069 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9070 } 9071 if (!intent.debugCheck()) { 9072 Log.w(TAG, "==> For Provider " + p.info.name); 9073 } 9074 addFilter(intent); 9075 } 9076 } 9077 9078 public final void removeProvider(PackageParser.Provider p) { 9079 mProviders.remove(p.getComponentName()); 9080 if (DEBUG_SHOW_INFO) { 9081 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9082 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9083 Log.v(TAG, " Class=" + p.info.name); 9084 } 9085 final int NI = p.intents.size(); 9086 int j; 9087 for (j = 0; j < NI; j++) { 9088 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9089 if (DEBUG_SHOW_INFO) { 9090 Log.v(TAG, " IntentFilter:"); 9091 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9092 } 9093 removeFilter(intent); 9094 } 9095 } 9096 9097 @Override 9098 protected boolean allowFilterResult( 9099 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9100 ProviderInfo filterPi = filter.provider.info; 9101 for (int i = dest.size() - 1; i >= 0; i--) { 9102 ProviderInfo destPi = dest.get(i).providerInfo; 9103 if (destPi.name == filterPi.name 9104 && destPi.packageName == filterPi.packageName) { 9105 return false; 9106 } 9107 } 9108 return true; 9109 } 9110 9111 @Override 9112 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9113 return new PackageParser.ProviderIntentInfo[size]; 9114 } 9115 9116 @Override 9117 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9118 if (!sUserManager.exists(userId)) 9119 return true; 9120 PackageParser.Package p = filter.provider.owner; 9121 if (p != null) { 9122 PackageSetting ps = (PackageSetting) p.mExtras; 9123 if (ps != null) { 9124 // System apps are never considered stopped for purposes of 9125 // filtering, because there may be no way for the user to 9126 // actually re-launch them. 9127 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9128 && ps.getStopped(userId); 9129 } 9130 } 9131 return false; 9132 } 9133 9134 @Override 9135 protected boolean isPackageForFilter(String packageName, 9136 PackageParser.ProviderIntentInfo info) { 9137 return packageName.equals(info.provider.owner.packageName); 9138 } 9139 9140 @Override 9141 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9142 int match, int userId) { 9143 if (!sUserManager.exists(userId)) 9144 return null; 9145 final PackageParser.ProviderIntentInfo info = filter; 9146 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9147 return null; 9148 } 9149 final PackageParser.Provider provider = info.provider; 9150 if (mSafeMode && (provider.info.applicationInfo.flags 9151 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9152 return null; 9153 } 9154 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9155 if (ps == null) { 9156 return null; 9157 } 9158 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9159 ps.readUserState(userId), userId); 9160 if (pi == null) { 9161 return null; 9162 } 9163 final ResolveInfo res = new ResolveInfo(); 9164 res.providerInfo = pi; 9165 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9166 res.filter = filter; 9167 } 9168 res.priority = info.getPriority(); 9169 res.preferredOrder = provider.owner.mPreferredOrder; 9170 res.match = match; 9171 res.isDefault = info.hasDefault; 9172 res.labelRes = info.labelRes; 9173 res.nonLocalizedLabel = info.nonLocalizedLabel; 9174 res.icon = info.icon; 9175 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9176 return res; 9177 } 9178 9179 @Override 9180 protected void sortResults(List<ResolveInfo> results) { 9181 Collections.sort(results, mResolvePrioritySorter); 9182 } 9183 9184 @Override 9185 protected void dumpFilter(PrintWriter out, String prefix, 9186 PackageParser.ProviderIntentInfo filter) { 9187 out.print(prefix); 9188 out.print( 9189 Integer.toHexString(System.identityHashCode(filter.provider))); 9190 out.print(' '); 9191 filter.provider.printComponentShortName(out); 9192 out.print(" filter "); 9193 out.println(Integer.toHexString(System.identityHashCode(filter))); 9194 } 9195 9196 @Override 9197 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9198 return filter.provider; 9199 } 9200 9201 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9202 PackageParser.Provider provider = (PackageParser.Provider)label; 9203 out.print(prefix); out.print( 9204 Integer.toHexString(System.identityHashCode(provider))); 9205 out.print(' '); 9206 provider.printComponentShortName(out); 9207 if (count > 1) { 9208 out.print(" ("); out.print(count); out.print(" filters)"); 9209 } 9210 out.println(); 9211 } 9212 9213 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9214 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9215 private int mFlags; 9216 }; 9217 9218 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9219 new Comparator<ResolveInfo>() { 9220 public int compare(ResolveInfo r1, ResolveInfo r2) { 9221 int v1 = r1.priority; 9222 int v2 = r2.priority; 9223 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9224 if (v1 != v2) { 9225 return (v1 > v2) ? -1 : 1; 9226 } 9227 v1 = r1.preferredOrder; 9228 v2 = r2.preferredOrder; 9229 if (v1 != v2) { 9230 return (v1 > v2) ? -1 : 1; 9231 } 9232 if (r1.isDefault != r2.isDefault) { 9233 return r1.isDefault ? -1 : 1; 9234 } 9235 v1 = r1.match; 9236 v2 = r2.match; 9237 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9238 if (v1 != v2) { 9239 return (v1 > v2) ? -1 : 1; 9240 } 9241 if (r1.system != r2.system) { 9242 return r1.system ? -1 : 1; 9243 } 9244 return 0; 9245 } 9246 }; 9247 9248 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9249 new Comparator<ProviderInfo>() { 9250 public int compare(ProviderInfo p1, ProviderInfo p2) { 9251 final int v1 = p1.initOrder; 9252 final int v2 = p2.initOrder; 9253 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9254 } 9255 }; 9256 9257 final void sendPackageBroadcast(final String action, final String pkg, 9258 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9259 final int[] userIds) { 9260 mHandler.post(new Runnable() { 9261 @Override 9262 public void run() { 9263 try { 9264 final IActivityManager am = ActivityManagerNative.getDefault(); 9265 if (am == null) return; 9266 final int[] resolvedUserIds; 9267 if (userIds == null) { 9268 resolvedUserIds = am.getRunningUserIds(); 9269 } else { 9270 resolvedUserIds = userIds; 9271 } 9272 for (int id : resolvedUserIds) { 9273 final Intent intent = new Intent(action, 9274 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9275 if (extras != null) { 9276 intent.putExtras(extras); 9277 } 9278 if (targetPkg != null) { 9279 intent.setPackage(targetPkg); 9280 } 9281 // Modify the UID when posting to other users 9282 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9283 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9284 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9285 intent.putExtra(Intent.EXTRA_UID, uid); 9286 } 9287 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9288 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9289 if (DEBUG_BROADCASTS) { 9290 RuntimeException here = new RuntimeException("here"); 9291 here.fillInStackTrace(); 9292 Slog.d(TAG, "Sending to user " + id + ": " 9293 + intent.toShortString(false, true, false, false) 9294 + " " + intent.getExtras(), here); 9295 } 9296 am.broadcastIntent(null, intent, null, finishedReceiver, 9297 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9298 null, finishedReceiver != null, false, id); 9299 } 9300 } catch (RemoteException ex) { 9301 } 9302 } 9303 }); 9304 } 9305 9306 /** 9307 * Check if the external storage media is available. This is true if there 9308 * is a mounted external storage medium or if the external storage is 9309 * emulated. 9310 */ 9311 private boolean isExternalMediaAvailable() { 9312 return mMediaMounted || Environment.isExternalStorageEmulated(); 9313 } 9314 9315 @Override 9316 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9317 // writer 9318 synchronized (mPackages) { 9319 if (!isExternalMediaAvailable()) { 9320 // If the external storage is no longer mounted at this point, 9321 // the caller may not have been able to delete all of this 9322 // packages files and can not delete any more. Bail. 9323 return null; 9324 } 9325 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9326 if (lastPackage != null) { 9327 pkgs.remove(lastPackage); 9328 } 9329 if (pkgs.size() > 0) { 9330 return pkgs.get(0); 9331 } 9332 } 9333 return null; 9334 } 9335 9336 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9337 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9338 userId, andCode ? 1 : 0, packageName); 9339 if (mSystemReady) { 9340 msg.sendToTarget(); 9341 } else { 9342 if (mPostSystemReadyMessages == null) { 9343 mPostSystemReadyMessages = new ArrayList<>(); 9344 } 9345 mPostSystemReadyMessages.add(msg); 9346 } 9347 } 9348 9349 void startCleaningPackages() { 9350 // reader 9351 synchronized (mPackages) { 9352 if (!isExternalMediaAvailable()) { 9353 return; 9354 } 9355 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9356 return; 9357 } 9358 } 9359 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9360 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9361 IActivityManager am = ActivityManagerNative.getDefault(); 9362 if (am != null) { 9363 try { 9364 am.startService(null, intent, null, mContext.getOpPackageName(), 9365 UserHandle.USER_OWNER); 9366 } catch (RemoteException e) { 9367 } 9368 } 9369 } 9370 9371 @Override 9372 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9373 int installFlags, String installerPackageName, VerificationParams verificationParams, 9374 String packageAbiOverride) { 9375 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9376 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9377 } 9378 9379 @Override 9380 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9381 int installFlags, String installerPackageName, VerificationParams verificationParams, 9382 String packageAbiOverride, int userId) { 9383 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9384 9385 final int callingUid = Binder.getCallingUid(); 9386 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9387 9388 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9389 try { 9390 if (observer != null) { 9391 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9392 } 9393 } catch (RemoteException re) { 9394 } 9395 return; 9396 } 9397 9398 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9399 installFlags |= PackageManager.INSTALL_FROM_ADB; 9400 9401 } else { 9402 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9403 // about installerPackageName. 9404 9405 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9406 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9407 } 9408 9409 UserHandle user; 9410 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9411 user = UserHandle.ALL; 9412 } else { 9413 user = new UserHandle(userId); 9414 } 9415 9416 // Only system components can circumvent runtime permissions when installing. 9417 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9418 && mContext.checkCallingOrSelfPermission(Manifest.permission 9419 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9420 throw new SecurityException("You need the " 9421 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9422 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9423 } 9424 9425 verificationParams.setInstallerUid(callingUid); 9426 9427 final File originFile = new File(originPath); 9428 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9429 9430 final Message msg = mHandler.obtainMessage(INIT_COPY); 9431 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9432 null, verificationParams, user, packageAbiOverride); 9433 mHandler.sendMessage(msg); 9434 } 9435 9436 void installStage(String packageName, File stagedDir, String stagedCid, 9437 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9438 String installerPackageName, int installerUid, UserHandle user) { 9439 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9440 params.referrerUri, installerUid, null); 9441 verifParams.setInstallerUid(installerUid); 9442 9443 final OriginInfo origin; 9444 if (stagedDir != null) { 9445 origin = OriginInfo.fromStagedFile(stagedDir); 9446 } else { 9447 origin = OriginInfo.fromStagedContainer(stagedCid); 9448 } 9449 9450 final Message msg = mHandler.obtainMessage(INIT_COPY); 9451 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9452 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9453 mHandler.sendMessage(msg); 9454 } 9455 9456 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9457 Bundle extras = new Bundle(1); 9458 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9459 9460 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9461 packageName, extras, null, null, new int[] {userId}); 9462 try { 9463 IActivityManager am = ActivityManagerNative.getDefault(); 9464 final boolean isSystem = 9465 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9466 if (isSystem && am.isUserRunning(userId, false)) { 9467 // The just-installed/enabled app is bundled on the system, so presumed 9468 // to be able to run automatically without needing an explicit launch. 9469 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9470 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9471 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9472 .setPackage(packageName); 9473 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9474 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9475 } 9476 } catch (RemoteException e) { 9477 // shouldn't happen 9478 Slog.w(TAG, "Unable to bootstrap installed package", e); 9479 } 9480 } 9481 9482 @Override 9483 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9484 int userId) { 9485 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9486 PackageSetting pkgSetting; 9487 final int uid = Binder.getCallingUid(); 9488 enforceCrossUserPermission(uid, userId, true, true, 9489 "setApplicationHiddenSetting for user " + userId); 9490 9491 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9492 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9493 return false; 9494 } 9495 9496 long callingId = Binder.clearCallingIdentity(); 9497 try { 9498 boolean sendAdded = false; 9499 boolean sendRemoved = false; 9500 // writer 9501 synchronized (mPackages) { 9502 pkgSetting = mSettings.mPackages.get(packageName); 9503 if (pkgSetting == null) { 9504 return false; 9505 } 9506 if (pkgSetting.getHidden(userId) != hidden) { 9507 pkgSetting.setHidden(hidden, userId); 9508 mSettings.writePackageRestrictionsLPr(userId); 9509 if (hidden) { 9510 sendRemoved = true; 9511 } else { 9512 sendAdded = true; 9513 } 9514 } 9515 } 9516 if (sendAdded) { 9517 sendPackageAddedForUser(packageName, pkgSetting, userId); 9518 return true; 9519 } 9520 if (sendRemoved) { 9521 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9522 "hiding pkg"); 9523 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9524 } 9525 } finally { 9526 Binder.restoreCallingIdentity(callingId); 9527 } 9528 return false; 9529 } 9530 9531 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9532 int userId) { 9533 final PackageRemovedInfo info = new PackageRemovedInfo(); 9534 info.removedPackage = packageName; 9535 info.removedUsers = new int[] {userId}; 9536 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9537 info.sendBroadcast(false, false, false); 9538 } 9539 9540 /** 9541 * Returns true if application is not found or there was an error. Otherwise it returns 9542 * the hidden state of the package for the given user. 9543 */ 9544 @Override 9545 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9546 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9547 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9548 false, "getApplicationHidden for user " + userId); 9549 PackageSetting pkgSetting; 9550 long callingId = Binder.clearCallingIdentity(); 9551 try { 9552 // writer 9553 synchronized (mPackages) { 9554 pkgSetting = mSettings.mPackages.get(packageName); 9555 if (pkgSetting == null) { 9556 return true; 9557 } 9558 return pkgSetting.getHidden(userId); 9559 } 9560 } finally { 9561 Binder.restoreCallingIdentity(callingId); 9562 } 9563 } 9564 9565 /** 9566 * @hide 9567 */ 9568 @Override 9569 public int installExistingPackageAsUser(String packageName, int userId) { 9570 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9571 null); 9572 PackageSetting pkgSetting; 9573 final int uid = Binder.getCallingUid(); 9574 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9575 + userId); 9576 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9577 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9578 } 9579 9580 long callingId = Binder.clearCallingIdentity(); 9581 try { 9582 boolean sendAdded = false; 9583 9584 // writer 9585 synchronized (mPackages) { 9586 pkgSetting = mSettings.mPackages.get(packageName); 9587 if (pkgSetting == null) { 9588 return PackageManager.INSTALL_FAILED_INVALID_URI; 9589 } 9590 if (!pkgSetting.getInstalled(userId)) { 9591 pkgSetting.setInstalled(true, userId); 9592 pkgSetting.setHidden(false, userId); 9593 mSettings.writePackageRestrictionsLPr(userId); 9594 sendAdded = true; 9595 } 9596 } 9597 9598 if (sendAdded) { 9599 sendPackageAddedForUser(packageName, pkgSetting, userId); 9600 } 9601 } finally { 9602 Binder.restoreCallingIdentity(callingId); 9603 } 9604 9605 return PackageManager.INSTALL_SUCCEEDED; 9606 } 9607 9608 boolean isUserRestricted(int userId, String restrictionKey) { 9609 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9610 if (restrictions.getBoolean(restrictionKey, false)) { 9611 Log.w(TAG, "User is restricted: " + restrictionKey); 9612 return true; 9613 } 9614 return false; 9615 } 9616 9617 @Override 9618 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9619 mContext.enforceCallingOrSelfPermission( 9620 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9621 "Only package verification agents can verify applications"); 9622 9623 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9624 final PackageVerificationResponse response = new PackageVerificationResponse( 9625 verificationCode, Binder.getCallingUid()); 9626 msg.arg1 = id; 9627 msg.obj = response; 9628 mHandler.sendMessage(msg); 9629 } 9630 9631 @Override 9632 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9633 long millisecondsToDelay) { 9634 mContext.enforceCallingOrSelfPermission( 9635 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9636 "Only package verification agents can extend verification timeouts"); 9637 9638 final PackageVerificationState state = mPendingVerification.get(id); 9639 final PackageVerificationResponse response = new PackageVerificationResponse( 9640 verificationCodeAtTimeout, Binder.getCallingUid()); 9641 9642 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9643 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9644 } 9645 if (millisecondsToDelay < 0) { 9646 millisecondsToDelay = 0; 9647 } 9648 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9649 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9650 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9651 } 9652 9653 if ((state != null) && !state.timeoutExtended()) { 9654 state.extendTimeout(); 9655 9656 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9657 msg.arg1 = id; 9658 msg.obj = response; 9659 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9660 } 9661 } 9662 9663 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9664 int verificationCode, UserHandle user) { 9665 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9666 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9667 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9668 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9669 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9670 9671 mContext.sendBroadcastAsUser(intent, user, 9672 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9673 } 9674 9675 private ComponentName matchComponentForVerifier(String packageName, 9676 List<ResolveInfo> receivers) { 9677 ActivityInfo targetReceiver = null; 9678 9679 final int NR = receivers.size(); 9680 for (int i = 0; i < NR; i++) { 9681 final ResolveInfo info = receivers.get(i); 9682 if (info.activityInfo == null) { 9683 continue; 9684 } 9685 9686 if (packageName.equals(info.activityInfo.packageName)) { 9687 targetReceiver = info.activityInfo; 9688 break; 9689 } 9690 } 9691 9692 if (targetReceiver == null) { 9693 return null; 9694 } 9695 9696 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9697 } 9698 9699 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9700 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9701 if (pkgInfo.verifiers.length == 0) { 9702 return null; 9703 } 9704 9705 final int N = pkgInfo.verifiers.length; 9706 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9707 for (int i = 0; i < N; i++) { 9708 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9709 9710 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9711 receivers); 9712 if (comp == null) { 9713 continue; 9714 } 9715 9716 final int verifierUid = getUidForVerifier(verifierInfo); 9717 if (verifierUid == -1) { 9718 continue; 9719 } 9720 9721 if (DEBUG_VERIFY) { 9722 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9723 + " with the correct signature"); 9724 } 9725 sufficientVerifiers.add(comp); 9726 verificationState.addSufficientVerifier(verifierUid); 9727 } 9728 9729 return sufficientVerifiers; 9730 } 9731 9732 private int getUidForVerifier(VerifierInfo verifierInfo) { 9733 synchronized (mPackages) { 9734 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9735 if (pkg == null) { 9736 return -1; 9737 } else if (pkg.mSignatures.length != 1) { 9738 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9739 + " has more than one signature; ignoring"); 9740 return -1; 9741 } 9742 9743 /* 9744 * If the public key of the package's signature does not match 9745 * our expected public key, then this is a different package and 9746 * we should skip. 9747 */ 9748 9749 final byte[] expectedPublicKey; 9750 try { 9751 final Signature verifierSig = pkg.mSignatures[0]; 9752 final PublicKey publicKey = verifierSig.getPublicKey(); 9753 expectedPublicKey = publicKey.getEncoded(); 9754 } catch (CertificateException e) { 9755 return -1; 9756 } 9757 9758 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9759 9760 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9761 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9762 + " does not have the expected public key; ignoring"); 9763 return -1; 9764 } 9765 9766 return pkg.applicationInfo.uid; 9767 } 9768 } 9769 9770 @Override 9771 public void finishPackageInstall(int token) { 9772 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9773 9774 if (DEBUG_INSTALL) { 9775 Slog.v(TAG, "BM finishing package install for " + token); 9776 } 9777 9778 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9779 mHandler.sendMessage(msg); 9780 } 9781 9782 /** 9783 * Get the verification agent timeout. 9784 * 9785 * @return verification timeout in milliseconds 9786 */ 9787 private long getVerificationTimeout() { 9788 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9789 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9790 DEFAULT_VERIFICATION_TIMEOUT); 9791 } 9792 9793 /** 9794 * Get the default verification agent response code. 9795 * 9796 * @return default verification response code 9797 */ 9798 private int getDefaultVerificationResponse() { 9799 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9800 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9801 DEFAULT_VERIFICATION_RESPONSE); 9802 } 9803 9804 /** 9805 * Check whether or not package verification has been enabled. 9806 * 9807 * @return true if verification should be performed 9808 */ 9809 private boolean isVerificationEnabled(int userId, int installFlags) { 9810 if (!DEFAULT_VERIFY_ENABLE) { 9811 return false; 9812 } 9813 9814 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9815 9816 // Check if installing from ADB 9817 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9818 // Do not run verification in a test harness environment 9819 if (ActivityManager.isRunningInTestHarness()) { 9820 return false; 9821 } 9822 if (ensureVerifyAppsEnabled) { 9823 return true; 9824 } 9825 // Check if the developer does not want package verification for ADB installs 9826 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9827 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9828 return false; 9829 } 9830 } 9831 9832 if (ensureVerifyAppsEnabled) { 9833 return true; 9834 } 9835 9836 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9837 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9838 } 9839 9840 @Override 9841 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9842 throws RemoteException { 9843 mContext.enforceCallingOrSelfPermission( 9844 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9845 "Only intentfilter verification agents can verify applications"); 9846 9847 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9848 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9849 Binder.getCallingUid(), verificationCode, failedDomains); 9850 msg.arg1 = id; 9851 msg.obj = response; 9852 mHandler.sendMessage(msg); 9853 } 9854 9855 @Override 9856 public int getIntentVerificationStatus(String packageName, int userId) { 9857 synchronized (mPackages) { 9858 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9859 } 9860 } 9861 9862 @Override 9863 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9864 mContext.enforceCallingOrSelfPermission( 9865 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9866 9867 boolean result = false; 9868 synchronized (mPackages) { 9869 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9870 } 9871 if (result) { 9872 scheduleWritePackageRestrictionsLocked(userId); 9873 } 9874 return result; 9875 } 9876 9877 @Override 9878 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9879 synchronized (mPackages) { 9880 return mSettings.getIntentFilterVerificationsLPr(packageName); 9881 } 9882 } 9883 9884 @Override 9885 public List<IntentFilter> getAllIntentFilters(String packageName) { 9886 if (TextUtils.isEmpty(packageName)) { 9887 return Collections.<IntentFilter>emptyList(); 9888 } 9889 synchronized (mPackages) { 9890 PackageParser.Package pkg = mPackages.get(packageName); 9891 if (pkg == null || pkg.activities == null) { 9892 return Collections.<IntentFilter>emptyList(); 9893 } 9894 final int count = pkg.activities.size(); 9895 ArrayList<IntentFilter> result = new ArrayList<>(); 9896 for (int n=0; n<count; n++) { 9897 PackageParser.Activity activity = pkg.activities.get(n); 9898 if (activity.intents != null || activity.intents.size() > 0) { 9899 result.addAll(activity.intents); 9900 } 9901 } 9902 return result; 9903 } 9904 } 9905 9906 @Override 9907 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9908 mContext.enforceCallingOrSelfPermission( 9909 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9910 9911 synchronized (mPackages) { 9912 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9913 if (packageName != null) { 9914 result |= updateIntentVerificationStatus(packageName, 9915 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9916 UserHandle.myUserId()); 9917 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9918 packageName, userId); 9919 } 9920 return result; 9921 } 9922 } 9923 9924 @Override 9925 public String getDefaultBrowserPackageName(int userId) { 9926 synchronized (mPackages) { 9927 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9928 } 9929 } 9930 9931 /** 9932 * Get the "allow unknown sources" setting. 9933 * 9934 * @return the current "allow unknown sources" setting 9935 */ 9936 private int getUnknownSourcesSettings() { 9937 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9938 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9939 -1); 9940 } 9941 9942 @Override 9943 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9944 final int uid = Binder.getCallingUid(); 9945 // writer 9946 synchronized (mPackages) { 9947 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9948 if (targetPackageSetting == null) { 9949 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9950 } 9951 9952 PackageSetting installerPackageSetting; 9953 if (installerPackageName != null) { 9954 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9955 if (installerPackageSetting == null) { 9956 throw new IllegalArgumentException("Unknown installer package: " 9957 + installerPackageName); 9958 } 9959 } else { 9960 installerPackageSetting = null; 9961 } 9962 9963 Signature[] callerSignature; 9964 Object obj = mSettings.getUserIdLPr(uid); 9965 if (obj != null) { 9966 if (obj instanceof SharedUserSetting) { 9967 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9968 } else if (obj instanceof PackageSetting) { 9969 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9970 } else { 9971 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9972 } 9973 } else { 9974 throw new SecurityException("Unknown calling uid " + uid); 9975 } 9976 9977 // Verify: can't set installerPackageName to a package that is 9978 // not signed with the same cert as the caller. 9979 if (installerPackageSetting != null) { 9980 if (compareSignatures(callerSignature, 9981 installerPackageSetting.signatures.mSignatures) 9982 != PackageManager.SIGNATURE_MATCH) { 9983 throw new SecurityException( 9984 "Caller does not have same cert as new installer package " 9985 + installerPackageName); 9986 } 9987 } 9988 9989 // Verify: if target already has an installer package, it must 9990 // be signed with the same cert as the caller. 9991 if (targetPackageSetting.installerPackageName != null) { 9992 PackageSetting setting = mSettings.mPackages.get( 9993 targetPackageSetting.installerPackageName); 9994 // If the currently set package isn't valid, then it's always 9995 // okay to change it. 9996 if (setting != null) { 9997 if (compareSignatures(callerSignature, 9998 setting.signatures.mSignatures) 9999 != PackageManager.SIGNATURE_MATCH) { 10000 throw new SecurityException( 10001 "Caller does not have same cert as old installer package " 10002 + targetPackageSetting.installerPackageName); 10003 } 10004 } 10005 } 10006 10007 // Okay! 10008 targetPackageSetting.installerPackageName = installerPackageName; 10009 scheduleWriteSettingsLocked(); 10010 } 10011 } 10012 10013 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10014 // Queue up an async operation since the package installation may take a little while. 10015 mHandler.post(new Runnable() { 10016 public void run() { 10017 mHandler.removeCallbacks(this); 10018 // Result object to be returned 10019 PackageInstalledInfo res = new PackageInstalledInfo(); 10020 res.returnCode = currentStatus; 10021 res.uid = -1; 10022 res.pkg = null; 10023 res.removedInfo = new PackageRemovedInfo(); 10024 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10025 args.doPreInstall(res.returnCode); 10026 synchronized (mInstallLock) { 10027 installPackageLI(args, res); 10028 } 10029 args.doPostInstall(res.returnCode, res.uid); 10030 } 10031 10032 // A restore should be performed at this point if (a) the install 10033 // succeeded, (b) the operation is not an update, and (c) the new 10034 // package has not opted out of backup participation. 10035 final boolean update = res.removedInfo.removedPackage != null; 10036 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10037 boolean doRestore = !update 10038 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10039 10040 // Set up the post-install work request bookkeeping. This will be used 10041 // and cleaned up by the post-install event handling regardless of whether 10042 // there's a restore pass performed. Token values are >= 1. 10043 int token; 10044 if (mNextInstallToken < 0) mNextInstallToken = 1; 10045 token = mNextInstallToken++; 10046 10047 PostInstallData data = new PostInstallData(args, res); 10048 mRunningInstalls.put(token, data); 10049 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10050 10051 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10052 // Pass responsibility to the Backup Manager. It will perform a 10053 // restore if appropriate, then pass responsibility back to the 10054 // Package Manager to run the post-install observer callbacks 10055 // and broadcasts. 10056 IBackupManager bm = IBackupManager.Stub.asInterface( 10057 ServiceManager.getService(Context.BACKUP_SERVICE)); 10058 if (bm != null) { 10059 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10060 + " to BM for possible restore"); 10061 try { 10062 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10063 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10064 } else { 10065 doRestore = false; 10066 } 10067 } catch (RemoteException e) { 10068 // can't happen; the backup manager is local 10069 } catch (Exception e) { 10070 Slog.e(TAG, "Exception trying to enqueue restore", e); 10071 doRestore = false; 10072 } 10073 } else { 10074 Slog.e(TAG, "Backup Manager not found!"); 10075 doRestore = false; 10076 } 10077 } 10078 10079 if (!doRestore) { 10080 // No restore possible, or the Backup Manager was mysteriously not 10081 // available -- just fire the post-install work request directly. 10082 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10083 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10084 mHandler.sendMessage(msg); 10085 } 10086 } 10087 }); 10088 } 10089 10090 private abstract class HandlerParams { 10091 private static final int MAX_RETRIES = 4; 10092 10093 /** 10094 * Number of times startCopy() has been attempted and had a non-fatal 10095 * error. 10096 */ 10097 private int mRetries = 0; 10098 10099 /** User handle for the user requesting the information or installation. */ 10100 private final UserHandle mUser; 10101 10102 HandlerParams(UserHandle user) { 10103 mUser = user; 10104 } 10105 10106 UserHandle getUser() { 10107 return mUser; 10108 } 10109 10110 final boolean startCopy() { 10111 boolean res; 10112 try { 10113 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10114 10115 if (++mRetries > MAX_RETRIES) { 10116 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10117 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10118 handleServiceError(); 10119 return false; 10120 } else { 10121 handleStartCopy(); 10122 res = true; 10123 } 10124 } catch (RemoteException e) { 10125 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10126 mHandler.sendEmptyMessage(MCS_RECONNECT); 10127 res = false; 10128 } 10129 handleReturnCode(); 10130 return res; 10131 } 10132 10133 final void serviceError() { 10134 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10135 handleServiceError(); 10136 handleReturnCode(); 10137 } 10138 10139 abstract void handleStartCopy() throws RemoteException; 10140 abstract void handleServiceError(); 10141 abstract void handleReturnCode(); 10142 } 10143 10144 class MeasureParams extends HandlerParams { 10145 private final PackageStats mStats; 10146 private boolean mSuccess; 10147 10148 private final IPackageStatsObserver mObserver; 10149 10150 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10151 super(new UserHandle(stats.userHandle)); 10152 mObserver = observer; 10153 mStats = stats; 10154 } 10155 10156 @Override 10157 public String toString() { 10158 return "MeasureParams{" 10159 + Integer.toHexString(System.identityHashCode(this)) 10160 + " " + mStats.packageName + "}"; 10161 } 10162 10163 @Override 10164 void handleStartCopy() throws RemoteException { 10165 synchronized (mInstallLock) { 10166 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10167 } 10168 10169 if (mSuccess) { 10170 final boolean mounted; 10171 if (Environment.isExternalStorageEmulated()) { 10172 mounted = true; 10173 } else { 10174 final String status = Environment.getExternalStorageState(); 10175 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10176 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10177 } 10178 10179 if (mounted) { 10180 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10181 10182 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10183 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10184 10185 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10186 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10187 10188 // Always subtract cache size, since it's a subdirectory 10189 mStats.externalDataSize -= mStats.externalCacheSize; 10190 10191 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10192 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10193 10194 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10195 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10196 } 10197 } 10198 } 10199 10200 @Override 10201 void handleReturnCode() { 10202 if (mObserver != null) { 10203 try { 10204 mObserver.onGetStatsCompleted(mStats, mSuccess); 10205 } catch (RemoteException e) { 10206 Slog.i(TAG, "Observer no longer exists."); 10207 } 10208 } 10209 } 10210 10211 @Override 10212 void handleServiceError() { 10213 Slog.e(TAG, "Could not measure application " + mStats.packageName 10214 + " external storage"); 10215 } 10216 } 10217 10218 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10219 throws RemoteException { 10220 long result = 0; 10221 for (File path : paths) { 10222 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10223 } 10224 return result; 10225 } 10226 10227 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10228 for (File path : paths) { 10229 try { 10230 mcs.clearDirectory(path.getAbsolutePath()); 10231 } catch (RemoteException e) { 10232 } 10233 } 10234 } 10235 10236 static class OriginInfo { 10237 /** 10238 * Location where install is coming from, before it has been 10239 * copied/renamed into place. This could be a single monolithic APK 10240 * file, or a cluster directory. This location may be untrusted. 10241 */ 10242 final File file; 10243 final String cid; 10244 10245 /** 10246 * Flag indicating that {@link #file} or {@link #cid} has already been 10247 * staged, meaning downstream users don't need to defensively copy the 10248 * contents. 10249 */ 10250 final boolean staged; 10251 10252 /** 10253 * Flag indicating that {@link #file} or {@link #cid} is an already 10254 * installed app that is being moved. 10255 */ 10256 final boolean existing; 10257 10258 final String resolvedPath; 10259 final File resolvedFile; 10260 10261 static OriginInfo fromNothing() { 10262 return new OriginInfo(null, null, false, false); 10263 } 10264 10265 static OriginInfo fromUntrustedFile(File file) { 10266 return new OriginInfo(file, null, false, false); 10267 } 10268 10269 static OriginInfo fromExistingFile(File file) { 10270 return new OriginInfo(file, null, false, true); 10271 } 10272 10273 static OriginInfo fromStagedFile(File file) { 10274 return new OriginInfo(file, null, true, false); 10275 } 10276 10277 static OriginInfo fromStagedContainer(String cid) { 10278 return new OriginInfo(null, cid, true, false); 10279 } 10280 10281 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10282 this.file = file; 10283 this.cid = cid; 10284 this.staged = staged; 10285 this.existing = existing; 10286 10287 if (cid != null) { 10288 resolvedPath = PackageHelper.getSdDir(cid); 10289 resolvedFile = new File(resolvedPath); 10290 } else if (file != null) { 10291 resolvedPath = file.getAbsolutePath(); 10292 resolvedFile = file; 10293 } else { 10294 resolvedPath = null; 10295 resolvedFile = null; 10296 } 10297 } 10298 } 10299 10300 class MoveInfo { 10301 final int moveId; 10302 final String fromUuid; 10303 final String toUuid; 10304 final String packageName; 10305 final String dataAppName; 10306 final int appId; 10307 final String seinfo; 10308 10309 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10310 String dataAppName, int appId, String seinfo) { 10311 this.moveId = moveId; 10312 this.fromUuid = fromUuid; 10313 this.toUuid = toUuid; 10314 this.packageName = packageName; 10315 this.dataAppName = dataAppName; 10316 this.appId = appId; 10317 this.seinfo = seinfo; 10318 } 10319 } 10320 10321 class InstallParams extends HandlerParams { 10322 final OriginInfo origin; 10323 final MoveInfo move; 10324 final IPackageInstallObserver2 observer; 10325 int installFlags; 10326 final String installerPackageName; 10327 final String volumeUuid; 10328 final VerificationParams verificationParams; 10329 private InstallArgs mArgs; 10330 private int mRet; 10331 final String packageAbiOverride; 10332 10333 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10334 int installFlags, String installerPackageName, String volumeUuid, 10335 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10336 super(user); 10337 this.origin = origin; 10338 this.move = move; 10339 this.observer = observer; 10340 this.installFlags = installFlags; 10341 this.installerPackageName = installerPackageName; 10342 this.volumeUuid = volumeUuid; 10343 this.verificationParams = verificationParams; 10344 this.packageAbiOverride = packageAbiOverride; 10345 } 10346 10347 @Override 10348 public String toString() { 10349 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10350 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10351 } 10352 10353 public ManifestDigest getManifestDigest() { 10354 if (verificationParams == null) { 10355 return null; 10356 } 10357 return verificationParams.getManifestDigest(); 10358 } 10359 10360 private int installLocationPolicy(PackageInfoLite pkgLite) { 10361 String packageName = pkgLite.packageName; 10362 int installLocation = pkgLite.installLocation; 10363 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10364 // reader 10365 synchronized (mPackages) { 10366 PackageParser.Package pkg = mPackages.get(packageName); 10367 if (pkg != null) { 10368 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10369 // Check for downgrading. 10370 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10371 try { 10372 checkDowngrade(pkg, pkgLite); 10373 } catch (PackageManagerException e) { 10374 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10375 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10376 } 10377 } 10378 // Check for updated system application. 10379 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10380 if (onSd) { 10381 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10382 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10383 } 10384 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10385 } else { 10386 if (onSd) { 10387 // Install flag overrides everything. 10388 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10389 } 10390 // If current upgrade specifies particular preference 10391 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10392 // Application explicitly specified internal. 10393 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10394 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10395 // App explictly prefers external. Let policy decide 10396 } else { 10397 // Prefer previous location 10398 if (isExternal(pkg)) { 10399 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10400 } 10401 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10402 } 10403 } 10404 } else { 10405 // Invalid install. Return error code 10406 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10407 } 10408 } 10409 } 10410 // All the special cases have been taken care of. 10411 // Return result based on recommended install location. 10412 if (onSd) { 10413 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10414 } 10415 return pkgLite.recommendedInstallLocation; 10416 } 10417 10418 /* 10419 * Invoke remote method to get package information and install 10420 * location values. Override install location based on default 10421 * policy if needed and then create install arguments based 10422 * on the install location. 10423 */ 10424 public void handleStartCopy() throws RemoteException { 10425 int ret = PackageManager.INSTALL_SUCCEEDED; 10426 10427 // If we're already staged, we've firmly committed to an install location 10428 if (origin.staged) { 10429 if (origin.file != null) { 10430 installFlags |= PackageManager.INSTALL_INTERNAL; 10431 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10432 } else if (origin.cid != null) { 10433 installFlags |= PackageManager.INSTALL_EXTERNAL; 10434 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10435 } else { 10436 throw new IllegalStateException("Invalid stage location"); 10437 } 10438 } 10439 10440 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10441 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10442 10443 PackageInfoLite pkgLite = null; 10444 10445 if (onInt && onSd) { 10446 // Check if both bits are set. 10447 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10448 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10449 } else { 10450 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10451 packageAbiOverride); 10452 10453 /* 10454 * If we have too little free space, try to free cache 10455 * before giving up. 10456 */ 10457 if (!origin.staged && pkgLite.recommendedInstallLocation 10458 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10459 // TODO: focus freeing disk space on the target device 10460 final StorageManager storage = StorageManager.from(mContext); 10461 final long lowThreshold = storage.getStorageLowBytes( 10462 Environment.getDataDirectory()); 10463 10464 final long sizeBytes = mContainerService.calculateInstalledSize( 10465 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10466 10467 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10468 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10469 installFlags, packageAbiOverride); 10470 } 10471 10472 /* 10473 * The cache free must have deleted the file we 10474 * downloaded to install. 10475 * 10476 * TODO: fix the "freeCache" call to not delete 10477 * the file we care about. 10478 */ 10479 if (pkgLite.recommendedInstallLocation 10480 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10481 pkgLite.recommendedInstallLocation 10482 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10483 } 10484 } 10485 } 10486 10487 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10488 int loc = pkgLite.recommendedInstallLocation; 10489 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10490 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10491 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10492 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10493 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10494 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10495 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10496 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10497 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10498 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10499 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10500 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10501 } else { 10502 // Override with defaults if needed. 10503 loc = installLocationPolicy(pkgLite); 10504 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10505 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10506 } else if (!onSd && !onInt) { 10507 // Override install location with flags 10508 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10509 // Set the flag to install on external media. 10510 installFlags |= PackageManager.INSTALL_EXTERNAL; 10511 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10512 } else { 10513 // Make sure the flag for installing on external 10514 // media is unset 10515 installFlags |= PackageManager.INSTALL_INTERNAL; 10516 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10517 } 10518 } 10519 } 10520 } 10521 10522 final InstallArgs args = createInstallArgs(this); 10523 mArgs = args; 10524 10525 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10526 /* 10527 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10528 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10529 */ 10530 int userIdentifier = getUser().getIdentifier(); 10531 if (userIdentifier == UserHandle.USER_ALL 10532 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10533 userIdentifier = UserHandle.USER_OWNER; 10534 } 10535 10536 /* 10537 * Determine if we have any installed package verifiers. If we 10538 * do, then we'll defer to them to verify the packages. 10539 */ 10540 final int requiredUid = mRequiredVerifierPackage == null ? -1 10541 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10542 if (!origin.existing && requiredUid != -1 10543 && isVerificationEnabled(userIdentifier, installFlags)) { 10544 final Intent verification = new Intent( 10545 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10546 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10547 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10548 PACKAGE_MIME_TYPE); 10549 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10550 10551 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10552 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10553 0 /* TODO: Which userId? */); 10554 10555 if (DEBUG_VERIFY) { 10556 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10557 + verification.toString() + " with " + pkgLite.verifiers.length 10558 + " optional verifiers"); 10559 } 10560 10561 final int verificationId = mPendingVerificationToken++; 10562 10563 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10564 10565 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10566 installerPackageName); 10567 10568 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10569 installFlags); 10570 10571 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10572 pkgLite.packageName); 10573 10574 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10575 pkgLite.versionCode); 10576 10577 if (verificationParams != null) { 10578 if (verificationParams.getVerificationURI() != null) { 10579 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10580 verificationParams.getVerificationURI()); 10581 } 10582 if (verificationParams.getOriginatingURI() != null) { 10583 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10584 verificationParams.getOriginatingURI()); 10585 } 10586 if (verificationParams.getReferrer() != null) { 10587 verification.putExtra(Intent.EXTRA_REFERRER, 10588 verificationParams.getReferrer()); 10589 } 10590 if (verificationParams.getOriginatingUid() >= 0) { 10591 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10592 verificationParams.getOriginatingUid()); 10593 } 10594 if (verificationParams.getInstallerUid() >= 0) { 10595 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10596 verificationParams.getInstallerUid()); 10597 } 10598 } 10599 10600 final PackageVerificationState verificationState = new PackageVerificationState( 10601 requiredUid, args); 10602 10603 mPendingVerification.append(verificationId, verificationState); 10604 10605 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10606 receivers, verificationState); 10607 10608 /* 10609 * If any sufficient verifiers were listed in the package 10610 * manifest, attempt to ask them. 10611 */ 10612 if (sufficientVerifiers != null) { 10613 final int N = sufficientVerifiers.size(); 10614 if (N == 0) { 10615 Slog.i(TAG, "Additional verifiers required, but none installed."); 10616 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10617 } else { 10618 for (int i = 0; i < N; i++) { 10619 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10620 10621 final Intent sufficientIntent = new Intent(verification); 10622 sufficientIntent.setComponent(verifierComponent); 10623 10624 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10625 } 10626 } 10627 } 10628 10629 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10630 mRequiredVerifierPackage, receivers); 10631 if (ret == PackageManager.INSTALL_SUCCEEDED 10632 && mRequiredVerifierPackage != null) { 10633 /* 10634 * Send the intent to the required verification agent, 10635 * but only start the verification timeout after the 10636 * target BroadcastReceivers have run. 10637 */ 10638 verification.setComponent(requiredVerifierComponent); 10639 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10640 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10641 new BroadcastReceiver() { 10642 @Override 10643 public void onReceive(Context context, Intent intent) { 10644 final Message msg = mHandler 10645 .obtainMessage(CHECK_PENDING_VERIFICATION); 10646 msg.arg1 = verificationId; 10647 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10648 } 10649 }, null, 0, null, null); 10650 10651 /* 10652 * We don't want the copy to proceed until verification 10653 * succeeds, so null out this field. 10654 */ 10655 mArgs = null; 10656 } 10657 } else { 10658 /* 10659 * No package verification is enabled, so immediately start 10660 * the remote call to initiate copy using temporary file. 10661 */ 10662 ret = args.copyApk(mContainerService, true); 10663 } 10664 } 10665 10666 mRet = ret; 10667 } 10668 10669 @Override 10670 void handleReturnCode() { 10671 // If mArgs is null, then MCS couldn't be reached. When it 10672 // reconnects, it will try again to install. At that point, this 10673 // will succeed. 10674 if (mArgs != null) { 10675 processPendingInstall(mArgs, mRet); 10676 } 10677 } 10678 10679 @Override 10680 void handleServiceError() { 10681 mArgs = createInstallArgs(this); 10682 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10683 } 10684 10685 public boolean isForwardLocked() { 10686 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10687 } 10688 } 10689 10690 /** 10691 * Used during creation of InstallArgs 10692 * 10693 * @param installFlags package installation flags 10694 * @return true if should be installed on external storage 10695 */ 10696 private static boolean installOnExternalAsec(int installFlags) { 10697 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10698 return false; 10699 } 10700 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10701 return true; 10702 } 10703 return false; 10704 } 10705 10706 /** 10707 * Used during creation of InstallArgs 10708 * 10709 * @param installFlags package installation flags 10710 * @return true if should be installed as forward locked 10711 */ 10712 private static boolean installForwardLocked(int installFlags) { 10713 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10714 } 10715 10716 private InstallArgs createInstallArgs(InstallParams params) { 10717 if (params.move != null) { 10718 return new MoveInstallArgs(params); 10719 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10720 return new AsecInstallArgs(params); 10721 } else { 10722 return new FileInstallArgs(params); 10723 } 10724 } 10725 10726 /** 10727 * Create args that describe an existing installed package. Typically used 10728 * when cleaning up old installs, or used as a move source. 10729 */ 10730 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10731 String resourcePath, String[] instructionSets) { 10732 final boolean isInAsec; 10733 if (installOnExternalAsec(installFlags)) { 10734 /* Apps on SD card are always in ASEC containers. */ 10735 isInAsec = true; 10736 } else if (installForwardLocked(installFlags) 10737 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10738 /* 10739 * Forward-locked apps are only in ASEC containers if they're the 10740 * new style 10741 */ 10742 isInAsec = true; 10743 } else { 10744 isInAsec = false; 10745 } 10746 10747 if (isInAsec) { 10748 return new AsecInstallArgs(codePath, instructionSets, 10749 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10750 } else { 10751 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10752 } 10753 } 10754 10755 static abstract class InstallArgs { 10756 /** @see InstallParams#origin */ 10757 final OriginInfo origin; 10758 /** @see InstallParams#move */ 10759 final MoveInfo move; 10760 10761 final IPackageInstallObserver2 observer; 10762 // Always refers to PackageManager flags only 10763 final int installFlags; 10764 final String installerPackageName; 10765 final String volumeUuid; 10766 final ManifestDigest manifestDigest; 10767 final UserHandle user; 10768 final String abiOverride; 10769 10770 // The list of instruction sets supported by this app. This is currently 10771 // only used during the rmdex() phase to clean up resources. We can get rid of this 10772 // if we move dex files under the common app path. 10773 /* nullable */ String[] instructionSets; 10774 10775 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10776 int installFlags, String installerPackageName, String volumeUuid, 10777 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10778 String abiOverride) { 10779 this.origin = origin; 10780 this.move = move; 10781 this.installFlags = installFlags; 10782 this.observer = observer; 10783 this.installerPackageName = installerPackageName; 10784 this.volumeUuid = volumeUuid; 10785 this.manifestDigest = manifestDigest; 10786 this.user = user; 10787 this.instructionSets = instructionSets; 10788 this.abiOverride = abiOverride; 10789 } 10790 10791 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10792 abstract int doPreInstall(int status); 10793 10794 /** 10795 * Rename package into final resting place. All paths on the given 10796 * scanned package should be updated to reflect the rename. 10797 */ 10798 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10799 abstract int doPostInstall(int status, int uid); 10800 10801 /** @see PackageSettingBase#codePathString */ 10802 abstract String getCodePath(); 10803 /** @see PackageSettingBase#resourcePathString */ 10804 abstract String getResourcePath(); 10805 10806 // Need installer lock especially for dex file removal. 10807 abstract void cleanUpResourcesLI(); 10808 abstract boolean doPostDeleteLI(boolean delete); 10809 10810 /** 10811 * Called before the source arguments are copied. This is used mostly 10812 * for MoveParams when it needs to read the source file to put it in the 10813 * destination. 10814 */ 10815 int doPreCopy() { 10816 return PackageManager.INSTALL_SUCCEEDED; 10817 } 10818 10819 /** 10820 * Called after the source arguments are copied. This is used mostly for 10821 * MoveParams when it needs to read the source file to put it in the 10822 * destination. 10823 * 10824 * @return 10825 */ 10826 int doPostCopy(int uid) { 10827 return PackageManager.INSTALL_SUCCEEDED; 10828 } 10829 10830 protected boolean isFwdLocked() { 10831 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10832 } 10833 10834 protected boolean isExternalAsec() { 10835 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10836 } 10837 10838 UserHandle getUser() { 10839 return user; 10840 } 10841 } 10842 10843 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10844 if (!allCodePaths.isEmpty()) { 10845 if (instructionSets == null) { 10846 throw new IllegalStateException("instructionSet == null"); 10847 } 10848 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10849 for (String codePath : allCodePaths) { 10850 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10851 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10852 if (retCode < 0) { 10853 Slog.w(TAG, "Couldn't remove dex file for package: " 10854 + " at location " + codePath + ", retcode=" + retCode); 10855 // we don't consider this to be a failure of the core package deletion 10856 } 10857 } 10858 } 10859 } 10860 } 10861 10862 /** 10863 * Logic to handle installation of non-ASEC applications, including copying 10864 * and renaming logic. 10865 */ 10866 class FileInstallArgs extends InstallArgs { 10867 private File codeFile; 10868 private File resourceFile; 10869 10870 // Example topology: 10871 // /data/app/com.example/base.apk 10872 // /data/app/com.example/split_foo.apk 10873 // /data/app/com.example/lib/arm/libfoo.so 10874 // /data/app/com.example/lib/arm64/libfoo.so 10875 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10876 10877 /** New install */ 10878 FileInstallArgs(InstallParams params) { 10879 super(params.origin, params.move, params.observer, params.installFlags, 10880 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10881 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10882 if (isFwdLocked()) { 10883 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10884 } 10885 } 10886 10887 /** Existing install */ 10888 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10889 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10890 null); 10891 this.codeFile = (codePath != null) ? new File(codePath) : null; 10892 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10893 } 10894 10895 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10896 if (origin.staged) { 10897 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10898 codeFile = origin.file; 10899 resourceFile = origin.file; 10900 return PackageManager.INSTALL_SUCCEEDED; 10901 } 10902 10903 try { 10904 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10905 codeFile = tempDir; 10906 resourceFile = tempDir; 10907 } catch (IOException e) { 10908 Slog.w(TAG, "Failed to create copy file: " + e); 10909 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10910 } 10911 10912 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10913 @Override 10914 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10915 if (!FileUtils.isValidExtFilename(name)) { 10916 throw new IllegalArgumentException("Invalid filename: " + name); 10917 } 10918 try { 10919 final File file = new File(codeFile, name); 10920 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10921 O_RDWR | O_CREAT, 0644); 10922 Os.chmod(file.getAbsolutePath(), 0644); 10923 return new ParcelFileDescriptor(fd); 10924 } catch (ErrnoException e) { 10925 throw new RemoteException("Failed to open: " + e.getMessage()); 10926 } 10927 } 10928 }; 10929 10930 int ret = PackageManager.INSTALL_SUCCEEDED; 10931 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10932 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10933 Slog.e(TAG, "Failed to copy package"); 10934 return ret; 10935 } 10936 10937 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10938 NativeLibraryHelper.Handle handle = null; 10939 try { 10940 handle = NativeLibraryHelper.Handle.create(codeFile); 10941 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10942 abiOverride); 10943 } catch (IOException e) { 10944 Slog.e(TAG, "Copying native libraries failed", e); 10945 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10946 } finally { 10947 IoUtils.closeQuietly(handle); 10948 } 10949 10950 return ret; 10951 } 10952 10953 int doPreInstall(int status) { 10954 if (status != PackageManager.INSTALL_SUCCEEDED) { 10955 cleanUp(); 10956 } 10957 return status; 10958 } 10959 10960 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10961 if (status != PackageManager.INSTALL_SUCCEEDED) { 10962 cleanUp(); 10963 return false; 10964 } 10965 10966 final File targetDir = codeFile.getParentFile(); 10967 final File beforeCodeFile = codeFile; 10968 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10969 10970 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10971 try { 10972 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10973 } catch (ErrnoException e) { 10974 Slog.w(TAG, "Failed to rename", e); 10975 return false; 10976 } 10977 10978 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10979 Slog.w(TAG, "Failed to restorecon"); 10980 return false; 10981 } 10982 10983 // Reflect the rename internally 10984 codeFile = afterCodeFile; 10985 resourceFile = afterCodeFile; 10986 10987 // Reflect the rename in scanned details 10988 pkg.codePath = afterCodeFile.getAbsolutePath(); 10989 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10990 pkg.baseCodePath); 10991 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10992 pkg.splitCodePaths); 10993 10994 // Reflect the rename in app info 10995 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10996 pkg.applicationInfo.setCodePath(pkg.codePath); 10997 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10998 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10999 pkg.applicationInfo.setResourcePath(pkg.codePath); 11000 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11001 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11002 11003 return true; 11004 } 11005 11006 int doPostInstall(int status, int uid) { 11007 if (status != PackageManager.INSTALL_SUCCEEDED) { 11008 cleanUp(); 11009 } 11010 return status; 11011 } 11012 11013 @Override 11014 String getCodePath() { 11015 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11016 } 11017 11018 @Override 11019 String getResourcePath() { 11020 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11021 } 11022 11023 private boolean cleanUp() { 11024 if (codeFile == null || !codeFile.exists()) { 11025 return false; 11026 } 11027 11028 if (codeFile.isDirectory()) { 11029 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11030 } else { 11031 codeFile.delete(); 11032 } 11033 11034 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11035 resourceFile.delete(); 11036 } 11037 11038 return true; 11039 } 11040 11041 void cleanUpResourcesLI() { 11042 // Try enumerating all code paths before deleting 11043 List<String> allCodePaths = Collections.EMPTY_LIST; 11044 if (codeFile != null && codeFile.exists()) { 11045 try { 11046 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11047 allCodePaths = pkg.getAllCodePaths(); 11048 } catch (PackageParserException e) { 11049 // Ignored; we tried our best 11050 } 11051 } 11052 11053 cleanUp(); 11054 removeDexFiles(allCodePaths, instructionSets); 11055 } 11056 11057 boolean doPostDeleteLI(boolean delete) { 11058 // XXX err, shouldn't we respect the delete flag? 11059 cleanUpResourcesLI(); 11060 return true; 11061 } 11062 } 11063 11064 private boolean isAsecExternal(String cid) { 11065 final String asecPath = PackageHelper.getSdFilesystem(cid); 11066 return !asecPath.startsWith(mAsecInternalPath); 11067 } 11068 11069 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11070 PackageManagerException { 11071 if (copyRet < 0) { 11072 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11073 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11074 throw new PackageManagerException(copyRet, message); 11075 } 11076 } 11077 } 11078 11079 /** 11080 * Extract the MountService "container ID" from the full code path of an 11081 * .apk. 11082 */ 11083 static String cidFromCodePath(String fullCodePath) { 11084 int eidx = fullCodePath.lastIndexOf("/"); 11085 String subStr1 = fullCodePath.substring(0, eidx); 11086 int sidx = subStr1.lastIndexOf("/"); 11087 return subStr1.substring(sidx+1, eidx); 11088 } 11089 11090 /** 11091 * Logic to handle installation of ASEC applications, including copying and 11092 * renaming logic. 11093 */ 11094 class AsecInstallArgs extends InstallArgs { 11095 static final String RES_FILE_NAME = "pkg.apk"; 11096 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11097 11098 String cid; 11099 String packagePath; 11100 String resourcePath; 11101 11102 /** New install */ 11103 AsecInstallArgs(InstallParams params) { 11104 super(params.origin, params.move, params.observer, params.installFlags, 11105 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11106 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11107 } 11108 11109 /** Existing install */ 11110 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11111 boolean isExternal, boolean isForwardLocked) { 11112 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11113 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11114 instructionSets, null); 11115 // Hackily pretend we're still looking at a full code path 11116 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11117 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11118 } 11119 11120 // Extract cid from fullCodePath 11121 int eidx = fullCodePath.lastIndexOf("/"); 11122 String subStr1 = fullCodePath.substring(0, eidx); 11123 int sidx = subStr1.lastIndexOf("/"); 11124 cid = subStr1.substring(sidx+1, eidx); 11125 setMountPath(subStr1); 11126 } 11127 11128 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11129 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11130 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11131 instructionSets, null); 11132 this.cid = cid; 11133 setMountPath(PackageHelper.getSdDir(cid)); 11134 } 11135 11136 void createCopyFile() { 11137 cid = mInstallerService.allocateExternalStageCidLegacy(); 11138 } 11139 11140 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11141 if (origin.staged) { 11142 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11143 cid = origin.cid; 11144 setMountPath(PackageHelper.getSdDir(cid)); 11145 return PackageManager.INSTALL_SUCCEEDED; 11146 } 11147 11148 if (temp) { 11149 createCopyFile(); 11150 } else { 11151 /* 11152 * Pre-emptively destroy the container since it's destroyed if 11153 * copying fails due to it existing anyway. 11154 */ 11155 PackageHelper.destroySdDir(cid); 11156 } 11157 11158 final String newMountPath = imcs.copyPackageToContainer( 11159 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11160 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11161 11162 if (newMountPath != null) { 11163 setMountPath(newMountPath); 11164 return PackageManager.INSTALL_SUCCEEDED; 11165 } else { 11166 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11167 } 11168 } 11169 11170 @Override 11171 String getCodePath() { 11172 return packagePath; 11173 } 11174 11175 @Override 11176 String getResourcePath() { 11177 return resourcePath; 11178 } 11179 11180 int doPreInstall(int status) { 11181 if (status != PackageManager.INSTALL_SUCCEEDED) { 11182 // Destroy container 11183 PackageHelper.destroySdDir(cid); 11184 } else { 11185 boolean mounted = PackageHelper.isContainerMounted(cid); 11186 if (!mounted) { 11187 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11188 Process.SYSTEM_UID); 11189 if (newMountPath != null) { 11190 setMountPath(newMountPath); 11191 } else { 11192 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11193 } 11194 } 11195 } 11196 return status; 11197 } 11198 11199 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11200 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11201 String newMountPath = null; 11202 if (PackageHelper.isContainerMounted(cid)) { 11203 // Unmount the container 11204 if (!PackageHelper.unMountSdDir(cid)) { 11205 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11206 return false; 11207 } 11208 } 11209 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11210 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11211 " which might be stale. Will try to clean up."); 11212 // Clean up the stale container and proceed to recreate. 11213 if (!PackageHelper.destroySdDir(newCacheId)) { 11214 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11215 return false; 11216 } 11217 // Successfully cleaned up stale container. Try to rename again. 11218 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11219 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11220 + " inspite of cleaning it up."); 11221 return false; 11222 } 11223 } 11224 if (!PackageHelper.isContainerMounted(newCacheId)) { 11225 Slog.w(TAG, "Mounting container " + newCacheId); 11226 newMountPath = PackageHelper.mountSdDir(newCacheId, 11227 getEncryptKey(), Process.SYSTEM_UID); 11228 } else { 11229 newMountPath = PackageHelper.getSdDir(newCacheId); 11230 } 11231 if (newMountPath == null) { 11232 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11233 return false; 11234 } 11235 Log.i(TAG, "Succesfully renamed " + cid + 11236 " to " + newCacheId + 11237 " at new path: " + newMountPath); 11238 cid = newCacheId; 11239 11240 final File beforeCodeFile = new File(packagePath); 11241 setMountPath(newMountPath); 11242 final File afterCodeFile = new File(packagePath); 11243 11244 // Reflect the rename in scanned details 11245 pkg.codePath = afterCodeFile.getAbsolutePath(); 11246 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11247 pkg.baseCodePath); 11248 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11249 pkg.splitCodePaths); 11250 11251 // Reflect the rename in app info 11252 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11253 pkg.applicationInfo.setCodePath(pkg.codePath); 11254 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11255 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11256 pkg.applicationInfo.setResourcePath(pkg.codePath); 11257 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11258 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11259 11260 return true; 11261 } 11262 11263 private void setMountPath(String mountPath) { 11264 final File mountFile = new File(mountPath); 11265 11266 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11267 if (monolithicFile.exists()) { 11268 packagePath = monolithicFile.getAbsolutePath(); 11269 if (isFwdLocked()) { 11270 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11271 } else { 11272 resourcePath = packagePath; 11273 } 11274 } else { 11275 packagePath = mountFile.getAbsolutePath(); 11276 resourcePath = packagePath; 11277 } 11278 } 11279 11280 int doPostInstall(int status, int uid) { 11281 if (status != PackageManager.INSTALL_SUCCEEDED) { 11282 cleanUp(); 11283 } else { 11284 final int groupOwner; 11285 final String protectedFile; 11286 if (isFwdLocked()) { 11287 groupOwner = UserHandle.getSharedAppGid(uid); 11288 protectedFile = RES_FILE_NAME; 11289 } else { 11290 groupOwner = -1; 11291 protectedFile = null; 11292 } 11293 11294 if (uid < Process.FIRST_APPLICATION_UID 11295 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11296 Slog.e(TAG, "Failed to finalize " + cid); 11297 PackageHelper.destroySdDir(cid); 11298 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11299 } 11300 11301 boolean mounted = PackageHelper.isContainerMounted(cid); 11302 if (!mounted) { 11303 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11304 } 11305 } 11306 return status; 11307 } 11308 11309 private void cleanUp() { 11310 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11311 11312 // Destroy secure container 11313 PackageHelper.destroySdDir(cid); 11314 } 11315 11316 private List<String> getAllCodePaths() { 11317 final File codeFile = new File(getCodePath()); 11318 if (codeFile != null && codeFile.exists()) { 11319 try { 11320 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11321 return pkg.getAllCodePaths(); 11322 } catch (PackageParserException e) { 11323 // Ignored; we tried our best 11324 } 11325 } 11326 return Collections.EMPTY_LIST; 11327 } 11328 11329 void cleanUpResourcesLI() { 11330 // Enumerate all code paths before deleting 11331 cleanUpResourcesLI(getAllCodePaths()); 11332 } 11333 11334 private void cleanUpResourcesLI(List<String> allCodePaths) { 11335 cleanUp(); 11336 removeDexFiles(allCodePaths, instructionSets); 11337 } 11338 11339 String getPackageName() { 11340 return getAsecPackageName(cid); 11341 } 11342 11343 boolean doPostDeleteLI(boolean delete) { 11344 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11345 final List<String> allCodePaths = getAllCodePaths(); 11346 boolean mounted = PackageHelper.isContainerMounted(cid); 11347 if (mounted) { 11348 // Unmount first 11349 if (PackageHelper.unMountSdDir(cid)) { 11350 mounted = false; 11351 } 11352 } 11353 if (!mounted && delete) { 11354 cleanUpResourcesLI(allCodePaths); 11355 } 11356 return !mounted; 11357 } 11358 11359 @Override 11360 int doPreCopy() { 11361 if (isFwdLocked()) { 11362 if (!PackageHelper.fixSdPermissions(cid, 11363 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11364 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11365 } 11366 } 11367 11368 return PackageManager.INSTALL_SUCCEEDED; 11369 } 11370 11371 @Override 11372 int doPostCopy(int uid) { 11373 if (isFwdLocked()) { 11374 if (uid < Process.FIRST_APPLICATION_UID 11375 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11376 RES_FILE_NAME)) { 11377 Slog.e(TAG, "Failed to finalize " + cid); 11378 PackageHelper.destroySdDir(cid); 11379 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11380 } 11381 } 11382 11383 return PackageManager.INSTALL_SUCCEEDED; 11384 } 11385 } 11386 11387 /** 11388 * Logic to handle movement of existing installed applications. 11389 */ 11390 class MoveInstallArgs extends InstallArgs { 11391 private File codeFile; 11392 private File resourceFile; 11393 11394 /** New install */ 11395 MoveInstallArgs(InstallParams params) { 11396 super(params.origin, params.move, params.observer, params.installFlags, 11397 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11398 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11399 } 11400 11401 int copyApk(IMediaContainerService imcs, boolean temp) { 11402 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11403 + move.fromUuid + " to " + move.toUuid); 11404 synchronized (mInstaller) { 11405 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11406 move.dataAppName, move.appId, move.seinfo) != 0) { 11407 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11408 } 11409 } 11410 11411 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11412 resourceFile = codeFile; 11413 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11414 11415 return PackageManager.INSTALL_SUCCEEDED; 11416 } 11417 11418 int doPreInstall(int status) { 11419 if (status != PackageManager.INSTALL_SUCCEEDED) { 11420 cleanUp(move.toUuid); 11421 } 11422 return status; 11423 } 11424 11425 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11426 if (status != PackageManager.INSTALL_SUCCEEDED) { 11427 cleanUp(move.toUuid); 11428 return false; 11429 } 11430 11431 // Reflect the move in app info 11432 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11433 pkg.applicationInfo.setCodePath(pkg.codePath); 11434 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11435 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11436 pkg.applicationInfo.setResourcePath(pkg.codePath); 11437 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11438 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11439 11440 return true; 11441 } 11442 11443 int doPostInstall(int status, int uid) { 11444 if (status == PackageManager.INSTALL_SUCCEEDED) { 11445 cleanUp(move.fromUuid); 11446 } else { 11447 cleanUp(move.toUuid); 11448 } 11449 return status; 11450 } 11451 11452 @Override 11453 String getCodePath() { 11454 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11455 } 11456 11457 @Override 11458 String getResourcePath() { 11459 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11460 } 11461 11462 private boolean cleanUp(String volumeUuid) { 11463 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11464 move.dataAppName); 11465 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11466 synchronized (mInstallLock) { 11467 // Clean up both app data and code 11468 removeDataDirsLI(volumeUuid, move.packageName); 11469 if (codeFile.isDirectory()) { 11470 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11471 } else { 11472 codeFile.delete(); 11473 } 11474 } 11475 return true; 11476 } 11477 11478 void cleanUpResourcesLI() { 11479 throw new UnsupportedOperationException(); 11480 } 11481 11482 boolean doPostDeleteLI(boolean delete) { 11483 throw new UnsupportedOperationException(); 11484 } 11485 } 11486 11487 static String getAsecPackageName(String packageCid) { 11488 int idx = packageCid.lastIndexOf("-"); 11489 if (idx == -1) { 11490 return packageCid; 11491 } 11492 return packageCid.substring(0, idx); 11493 } 11494 11495 // Utility method used to create code paths based on package name and available index. 11496 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11497 String idxStr = ""; 11498 int idx = 1; 11499 // Fall back to default value of idx=1 if prefix is not 11500 // part of oldCodePath 11501 if (oldCodePath != null) { 11502 String subStr = oldCodePath; 11503 // Drop the suffix right away 11504 if (suffix != null && subStr.endsWith(suffix)) { 11505 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11506 } 11507 // If oldCodePath already contains prefix find out the 11508 // ending index to either increment or decrement. 11509 int sidx = subStr.lastIndexOf(prefix); 11510 if (sidx != -1) { 11511 subStr = subStr.substring(sidx + prefix.length()); 11512 if (subStr != null) { 11513 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11514 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11515 } 11516 try { 11517 idx = Integer.parseInt(subStr); 11518 if (idx <= 1) { 11519 idx++; 11520 } else { 11521 idx--; 11522 } 11523 } catch(NumberFormatException e) { 11524 } 11525 } 11526 } 11527 } 11528 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11529 return prefix + idxStr; 11530 } 11531 11532 private File getNextCodePath(File targetDir, String packageName) { 11533 int suffix = 1; 11534 File result; 11535 do { 11536 result = new File(targetDir, packageName + "-" + suffix); 11537 suffix++; 11538 } while (result.exists()); 11539 return result; 11540 } 11541 11542 // Utility method that returns the relative package path with respect 11543 // to the installation directory. Like say for /data/data/com.test-1.apk 11544 // string com.test-1 is returned. 11545 static String deriveCodePathName(String codePath) { 11546 if (codePath == null) { 11547 return null; 11548 } 11549 final File codeFile = new File(codePath); 11550 final String name = codeFile.getName(); 11551 if (codeFile.isDirectory()) { 11552 return name; 11553 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11554 final int lastDot = name.lastIndexOf('.'); 11555 return name.substring(0, lastDot); 11556 } else { 11557 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11558 return null; 11559 } 11560 } 11561 11562 class PackageInstalledInfo { 11563 String name; 11564 int uid; 11565 // The set of users that originally had this package installed. 11566 int[] origUsers; 11567 // The set of users that now have this package installed. 11568 int[] newUsers; 11569 PackageParser.Package pkg; 11570 int returnCode; 11571 String returnMsg; 11572 PackageRemovedInfo removedInfo; 11573 11574 public void setError(int code, String msg) { 11575 returnCode = code; 11576 returnMsg = msg; 11577 Slog.w(TAG, msg); 11578 } 11579 11580 public void setError(String msg, PackageParserException e) { 11581 returnCode = e.error; 11582 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11583 Slog.w(TAG, msg, e); 11584 } 11585 11586 public void setError(String msg, PackageManagerException e) { 11587 returnCode = e.error; 11588 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11589 Slog.w(TAG, msg, e); 11590 } 11591 11592 // In some error cases we want to convey more info back to the observer 11593 String origPackage; 11594 String origPermission; 11595 } 11596 11597 /* 11598 * Install a non-existing package. 11599 */ 11600 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11601 UserHandle user, String installerPackageName, String volumeUuid, 11602 PackageInstalledInfo res) { 11603 // Remember this for later, in case we need to rollback this install 11604 String pkgName = pkg.packageName; 11605 11606 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11607 final boolean dataDirExists = Environment 11608 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11609 synchronized(mPackages) { 11610 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11611 // A package with the same name is already installed, though 11612 // it has been renamed to an older name. The package we 11613 // are trying to install should be installed as an update to 11614 // the existing one, but that has not been requested, so bail. 11615 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11616 + " without first uninstalling package running as " 11617 + mSettings.mRenamedPackages.get(pkgName)); 11618 return; 11619 } 11620 if (mPackages.containsKey(pkgName)) { 11621 // Don't allow installation over an existing package with the same name. 11622 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11623 + " without first uninstalling."); 11624 return; 11625 } 11626 } 11627 11628 try { 11629 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11630 System.currentTimeMillis(), user); 11631 11632 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11633 // delete the partially installed application. the data directory will have to be 11634 // restored if it was already existing 11635 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11636 // remove package from internal structures. Note that we want deletePackageX to 11637 // delete the package data and cache directories that it created in 11638 // scanPackageLocked, unless those directories existed before we even tried to 11639 // install. 11640 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11641 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11642 res.removedInfo, true); 11643 } 11644 11645 } catch (PackageManagerException e) { 11646 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11647 } 11648 } 11649 11650 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11651 // Can't rotate keys during boot or if sharedUser. 11652 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11653 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11654 return false; 11655 } 11656 // app is using upgradeKeySets; make sure all are valid 11657 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11658 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11659 for (int i = 0; i < upgradeKeySets.length; i++) { 11660 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11661 Slog.wtf(TAG, "Package " 11662 + (oldPs.name != null ? oldPs.name : "<null>") 11663 + " contains upgrade-key-set reference to unknown key-set: " 11664 + upgradeKeySets[i] 11665 + " reverting to signatures check."); 11666 return false; 11667 } 11668 } 11669 return true; 11670 } 11671 11672 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11673 // Upgrade keysets are being used. Determine if new package has a superset of the 11674 // required keys. 11675 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11676 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11677 for (int i = 0; i < upgradeKeySets.length; i++) { 11678 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11679 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11680 return true; 11681 } 11682 } 11683 return false; 11684 } 11685 11686 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11687 UserHandle user, String installerPackageName, String volumeUuid, 11688 PackageInstalledInfo res) { 11689 final PackageParser.Package oldPackage; 11690 final String pkgName = pkg.packageName; 11691 final int[] allUsers; 11692 final boolean[] perUserInstalled; 11693 final boolean weFroze; 11694 11695 // First find the old package info and check signatures 11696 synchronized(mPackages) { 11697 oldPackage = mPackages.get(pkgName); 11698 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11699 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11700 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11701 if(!checkUpgradeKeySetLP(ps, pkg)) { 11702 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11703 "New package not signed by keys specified by upgrade-keysets: " 11704 + pkgName); 11705 return; 11706 } 11707 } else { 11708 // default to original signature matching 11709 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11710 != PackageManager.SIGNATURE_MATCH) { 11711 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11712 "New package has a different signature: " + pkgName); 11713 return; 11714 } 11715 } 11716 11717 // In case of rollback, remember per-user/profile install state 11718 allUsers = sUserManager.getUserIds(); 11719 perUserInstalled = new boolean[allUsers.length]; 11720 for (int i = 0; i < allUsers.length; i++) { 11721 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11722 } 11723 11724 // Mark the app as frozen to prevent launching during the upgrade 11725 // process, and then kill all running instances 11726 if (!ps.frozen) { 11727 ps.frozen = true; 11728 weFroze = true; 11729 } else { 11730 weFroze = false; 11731 } 11732 } 11733 11734 // Now that we're guarded by frozen state, kill app during upgrade 11735 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11736 11737 try { 11738 boolean sysPkg = (isSystemApp(oldPackage)); 11739 if (sysPkg) { 11740 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11741 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11742 } else { 11743 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11744 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11745 } 11746 } finally { 11747 // Regardless of success or failure of upgrade steps above, always 11748 // unfreeze the package if we froze it 11749 if (weFroze) { 11750 unfreezePackage(pkgName); 11751 } 11752 } 11753 } 11754 11755 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11756 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11757 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11758 String volumeUuid, PackageInstalledInfo res) { 11759 String pkgName = deletedPackage.packageName; 11760 boolean deletedPkg = true; 11761 boolean updatedSettings = false; 11762 11763 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11764 + deletedPackage); 11765 long origUpdateTime; 11766 if (pkg.mExtras != null) { 11767 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11768 } else { 11769 origUpdateTime = 0; 11770 } 11771 11772 // First delete the existing package while retaining the data directory 11773 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11774 res.removedInfo, true)) { 11775 // If the existing package wasn't successfully deleted 11776 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11777 deletedPkg = false; 11778 } else { 11779 // Successfully deleted the old package; proceed with replace. 11780 11781 // If deleted package lived in a container, give users a chance to 11782 // relinquish resources before killing. 11783 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11784 if (DEBUG_INSTALL) { 11785 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11786 } 11787 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11788 final ArrayList<String> pkgList = new ArrayList<String>(1); 11789 pkgList.add(deletedPackage.applicationInfo.packageName); 11790 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11791 } 11792 11793 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11794 try { 11795 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11796 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11797 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11798 perUserInstalled, res, user); 11799 updatedSettings = true; 11800 } catch (PackageManagerException e) { 11801 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11802 } 11803 } 11804 11805 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11806 // remove package from internal structures. Note that we want deletePackageX to 11807 // delete the package data and cache directories that it created in 11808 // scanPackageLocked, unless those directories existed before we even tried to 11809 // install. 11810 if(updatedSettings) { 11811 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11812 deletePackageLI( 11813 pkgName, null, true, allUsers, perUserInstalled, 11814 PackageManager.DELETE_KEEP_DATA, 11815 res.removedInfo, true); 11816 } 11817 // Since we failed to install the new package we need to restore the old 11818 // package that we deleted. 11819 if (deletedPkg) { 11820 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11821 File restoreFile = new File(deletedPackage.codePath); 11822 // Parse old package 11823 boolean oldExternal = isExternal(deletedPackage); 11824 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11825 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11826 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11827 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11828 try { 11829 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11830 } catch (PackageManagerException e) { 11831 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11832 + e.getMessage()); 11833 return; 11834 } 11835 // Restore of old package succeeded. Update permissions. 11836 // writer 11837 synchronized (mPackages) { 11838 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11839 UPDATE_PERMISSIONS_ALL); 11840 // can downgrade to reader 11841 mSettings.writeLPr(); 11842 } 11843 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11844 } 11845 } 11846 } 11847 11848 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11849 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11850 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11851 String volumeUuid, PackageInstalledInfo res) { 11852 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11853 + ", old=" + deletedPackage); 11854 boolean disabledSystem = false; 11855 boolean updatedSettings = false; 11856 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11857 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11858 != 0) { 11859 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11860 } 11861 String packageName = deletedPackage.packageName; 11862 if (packageName == null) { 11863 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11864 "Attempt to delete null packageName."); 11865 return; 11866 } 11867 PackageParser.Package oldPkg; 11868 PackageSetting oldPkgSetting; 11869 // reader 11870 synchronized (mPackages) { 11871 oldPkg = mPackages.get(packageName); 11872 oldPkgSetting = mSettings.mPackages.get(packageName); 11873 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11874 (oldPkgSetting == null)) { 11875 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11876 "Couldn't find package:" + packageName + " information"); 11877 return; 11878 } 11879 } 11880 11881 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11882 res.removedInfo.removedPackage = packageName; 11883 // Remove existing system package 11884 removePackageLI(oldPkgSetting, true); 11885 // writer 11886 synchronized (mPackages) { 11887 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11888 if (!disabledSystem && deletedPackage != null) { 11889 // We didn't need to disable the .apk as a current system package, 11890 // which means we are replacing another update that is already 11891 // installed. We need to make sure to delete the older one's .apk. 11892 res.removedInfo.args = createInstallArgsForExisting(0, 11893 deletedPackage.applicationInfo.getCodePath(), 11894 deletedPackage.applicationInfo.getResourcePath(), 11895 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11896 } else { 11897 res.removedInfo.args = null; 11898 } 11899 } 11900 11901 // Successfully disabled the old package. Now proceed with re-installation 11902 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11903 11904 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11905 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11906 11907 PackageParser.Package newPackage = null; 11908 try { 11909 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11910 if (newPackage.mExtras != null) { 11911 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11912 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11913 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11914 11915 // is the update attempting to change shared user? that isn't going to work... 11916 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11917 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11918 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11919 + " to " + newPkgSetting.sharedUser); 11920 updatedSettings = true; 11921 } 11922 } 11923 11924 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11925 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11926 perUserInstalled, res, user); 11927 updatedSettings = true; 11928 } 11929 11930 } catch (PackageManagerException e) { 11931 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11932 } 11933 11934 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11935 // Re installation failed. Restore old information 11936 // Remove new pkg information 11937 if (newPackage != null) { 11938 removeInstalledPackageLI(newPackage, true); 11939 } 11940 // Add back the old system package 11941 try { 11942 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11943 } catch (PackageManagerException e) { 11944 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11945 } 11946 // Restore the old system information in Settings 11947 synchronized (mPackages) { 11948 if (disabledSystem) { 11949 mSettings.enableSystemPackageLPw(packageName); 11950 } 11951 if (updatedSettings) { 11952 mSettings.setInstallerPackageName(packageName, 11953 oldPkgSetting.installerPackageName); 11954 } 11955 mSettings.writeLPr(); 11956 } 11957 } 11958 } 11959 11960 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11961 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11962 UserHandle user) { 11963 String pkgName = newPackage.packageName; 11964 synchronized (mPackages) { 11965 //write settings. the installStatus will be incomplete at this stage. 11966 //note that the new package setting would have already been 11967 //added to mPackages. It hasn't been persisted yet. 11968 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11969 mSettings.writeLPr(); 11970 } 11971 11972 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11973 11974 synchronized (mPackages) { 11975 updatePermissionsLPw(newPackage.packageName, newPackage, 11976 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11977 ? UPDATE_PERMISSIONS_ALL : 0)); 11978 // For system-bundled packages, we assume that installing an upgraded version 11979 // of the package implies that the user actually wants to run that new code, 11980 // so we enable the package. 11981 PackageSetting ps = mSettings.mPackages.get(pkgName); 11982 if (ps != null) { 11983 if (isSystemApp(newPackage)) { 11984 // NB: implicit assumption that system package upgrades apply to all users 11985 if (DEBUG_INSTALL) { 11986 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11987 } 11988 if (res.origUsers != null) { 11989 for (int userHandle : res.origUsers) { 11990 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11991 userHandle, installerPackageName); 11992 } 11993 } 11994 // Also convey the prior install/uninstall state 11995 if (allUsers != null && perUserInstalled != null) { 11996 for (int i = 0; i < allUsers.length; i++) { 11997 if (DEBUG_INSTALL) { 11998 Slog.d(TAG, " user " + allUsers[i] 11999 + " => " + perUserInstalled[i]); 12000 } 12001 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12002 } 12003 // these install state changes will be persisted in the 12004 // upcoming call to mSettings.writeLPr(). 12005 } 12006 } 12007 // It's implied that when a user requests installation, they want the app to be 12008 // installed and enabled. 12009 int userId = user.getIdentifier(); 12010 if (userId != UserHandle.USER_ALL) { 12011 ps.setInstalled(true, userId); 12012 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12013 } 12014 } 12015 res.name = pkgName; 12016 res.uid = newPackage.applicationInfo.uid; 12017 res.pkg = newPackage; 12018 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12019 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12020 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12021 //to update install status 12022 mSettings.writeLPr(); 12023 } 12024 } 12025 12026 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12027 final int installFlags = args.installFlags; 12028 final String installerPackageName = args.installerPackageName; 12029 final String volumeUuid = args.volumeUuid; 12030 final File tmpPackageFile = new File(args.getCodePath()); 12031 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12032 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12033 || (args.volumeUuid != null)); 12034 boolean replace = false; 12035 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12036 if (args.move != null) { 12037 // moving a complete application; perfom an initial scan on the new install location 12038 scanFlags |= SCAN_INITIAL; 12039 } 12040 // Result object to be returned 12041 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12042 12043 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12044 // Retrieve PackageSettings and parse package 12045 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12046 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12047 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12048 PackageParser pp = new PackageParser(); 12049 pp.setSeparateProcesses(mSeparateProcesses); 12050 pp.setDisplayMetrics(mMetrics); 12051 12052 final PackageParser.Package pkg; 12053 try { 12054 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12055 } catch (PackageParserException e) { 12056 res.setError("Failed parse during installPackageLI", e); 12057 return; 12058 } 12059 12060 // Mark that we have an install time CPU ABI override. 12061 pkg.cpuAbiOverride = args.abiOverride; 12062 12063 String pkgName = res.name = pkg.packageName; 12064 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12065 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12066 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12067 return; 12068 } 12069 } 12070 12071 try { 12072 pp.collectCertificates(pkg, parseFlags); 12073 pp.collectManifestDigest(pkg); 12074 } catch (PackageParserException e) { 12075 res.setError("Failed collect during installPackageLI", e); 12076 return; 12077 } 12078 12079 /* If the installer passed in a manifest digest, compare it now. */ 12080 if (args.manifestDigest != null) { 12081 if (DEBUG_INSTALL) { 12082 final String parsedManifest = pkg.manifestDigest == null ? "null" 12083 : pkg.manifestDigest.toString(); 12084 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12085 + parsedManifest); 12086 } 12087 12088 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12089 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12090 return; 12091 } 12092 } else if (DEBUG_INSTALL) { 12093 final String parsedManifest = pkg.manifestDigest == null 12094 ? "null" : pkg.manifestDigest.toString(); 12095 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12096 } 12097 12098 // Get rid of all references to package scan path via parser. 12099 pp = null; 12100 String oldCodePath = null; 12101 boolean systemApp = false; 12102 synchronized (mPackages) { 12103 // Check if installing already existing package 12104 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12105 String oldName = mSettings.mRenamedPackages.get(pkgName); 12106 if (pkg.mOriginalPackages != null 12107 && pkg.mOriginalPackages.contains(oldName) 12108 && mPackages.containsKey(oldName)) { 12109 // This package is derived from an original package, 12110 // and this device has been updating from that original 12111 // name. We must continue using the original name, so 12112 // rename the new package here. 12113 pkg.setPackageName(oldName); 12114 pkgName = pkg.packageName; 12115 replace = true; 12116 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12117 + oldName + " pkgName=" + pkgName); 12118 } else if (mPackages.containsKey(pkgName)) { 12119 // This package, under its official name, already exists 12120 // on the device; we should replace it. 12121 replace = true; 12122 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12123 } 12124 12125 // Prevent apps opting out from runtime permissions 12126 if (replace) { 12127 PackageParser.Package oldPackage = mPackages.get(pkgName); 12128 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12129 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12130 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12131 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12132 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12133 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12134 + " doesn't support runtime permissions but the old" 12135 + " target SDK " + oldTargetSdk + " does."); 12136 return; 12137 } 12138 } 12139 } 12140 12141 PackageSetting ps = mSettings.mPackages.get(pkgName); 12142 if (ps != null) { 12143 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12144 12145 // Quick sanity check that we're signed correctly if updating; 12146 // we'll check this again later when scanning, but we want to 12147 // bail early here before tripping over redefined permissions. 12148 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12149 if (!checkUpgradeKeySetLP(ps, pkg)) { 12150 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12151 + pkg.packageName + " upgrade keys do not match the " 12152 + "previously installed version"); 12153 return; 12154 } 12155 } else { 12156 try { 12157 verifySignaturesLP(ps, pkg); 12158 } catch (PackageManagerException e) { 12159 res.setError(e.error, e.getMessage()); 12160 return; 12161 } 12162 } 12163 12164 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12165 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12166 systemApp = (ps.pkg.applicationInfo.flags & 12167 ApplicationInfo.FLAG_SYSTEM) != 0; 12168 } 12169 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12170 } 12171 12172 // Check whether the newly-scanned package wants to define an already-defined perm 12173 int N = pkg.permissions.size(); 12174 for (int i = N-1; i >= 0; i--) { 12175 PackageParser.Permission perm = pkg.permissions.get(i); 12176 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12177 if (bp != null) { 12178 // If the defining package is signed with our cert, it's okay. This 12179 // also includes the "updating the same package" case, of course. 12180 // "updating same package" could also involve key-rotation. 12181 final boolean sigsOk; 12182 if (bp.sourcePackage.equals(pkg.packageName) 12183 && (bp.packageSetting instanceof PackageSetting) 12184 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12185 scanFlags))) { 12186 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12187 } else { 12188 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12189 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12190 } 12191 if (!sigsOk) { 12192 // If the owning package is the system itself, we log but allow 12193 // install to proceed; we fail the install on all other permission 12194 // redefinitions. 12195 if (!bp.sourcePackage.equals("android")) { 12196 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12197 + pkg.packageName + " attempting to redeclare permission " 12198 + perm.info.name + " already owned by " + bp.sourcePackage); 12199 res.origPermission = perm.info.name; 12200 res.origPackage = bp.sourcePackage; 12201 return; 12202 } else { 12203 Slog.w(TAG, "Package " + pkg.packageName 12204 + " attempting to redeclare system permission " 12205 + perm.info.name + "; ignoring new declaration"); 12206 pkg.permissions.remove(i); 12207 } 12208 } 12209 } 12210 } 12211 12212 } 12213 12214 if (systemApp && onExternal) { 12215 // Disable updates to system apps on sdcard 12216 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12217 "Cannot install updates to system apps on sdcard"); 12218 return; 12219 } 12220 12221 if (args.move != null) { 12222 // We did an in-place move, so dex is ready to roll 12223 scanFlags |= SCAN_NO_DEX; 12224 scanFlags |= SCAN_MOVE; 12225 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12226 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12227 scanFlags |= SCAN_NO_DEX; 12228 12229 try { 12230 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12231 true /* extract libs */); 12232 } catch (PackageManagerException pme) { 12233 Slog.e(TAG, "Error deriving application ABI", pme); 12234 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12235 return; 12236 } 12237 12238 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12239 int result = mPackageDexOptimizer 12240 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12241 false /* defer */, false /* inclDependencies */); 12242 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12243 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12244 return; 12245 } 12246 } 12247 12248 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12249 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12250 return; 12251 } 12252 12253 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12254 12255 if (replace) { 12256 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12257 installerPackageName, volumeUuid, res); 12258 } else { 12259 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12260 args.user, installerPackageName, volumeUuid, res); 12261 } 12262 synchronized (mPackages) { 12263 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12264 if (ps != null) { 12265 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12266 } 12267 } 12268 } 12269 12270 private void startIntentFilterVerifications(int userId, boolean replacing, 12271 PackageParser.Package pkg) { 12272 if (mIntentFilterVerifierComponent == null) { 12273 Slog.w(TAG, "No IntentFilter verification will not be done as " 12274 + "there is no IntentFilterVerifier available!"); 12275 return; 12276 } 12277 12278 final int verifierUid = getPackageUid( 12279 mIntentFilterVerifierComponent.getPackageName(), 12280 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12281 12282 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12283 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12284 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12285 mHandler.sendMessage(msg); 12286 } 12287 12288 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12289 PackageParser.Package pkg) { 12290 int size = pkg.activities.size(); 12291 if (size == 0) { 12292 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12293 "No activity, so no need to verify any IntentFilter!"); 12294 return; 12295 } 12296 12297 final boolean hasDomainURLs = hasDomainURLs(pkg); 12298 if (!hasDomainURLs) { 12299 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12300 "No domain URLs, so no need to verify any IntentFilter!"); 12301 return; 12302 } 12303 12304 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12305 + " if any IntentFilter from the " + size 12306 + " Activities needs verification ..."); 12307 12308 int count = 0; 12309 final String packageName = pkg.packageName; 12310 12311 synchronized (mPackages) { 12312 // If this is a new install and we see that we've already run verification for this 12313 // package, we have nothing to do: it means the state was restored from backup. 12314 if (!replacing) { 12315 IntentFilterVerificationInfo ivi = 12316 mSettings.getIntentFilterVerificationLPr(packageName); 12317 if (ivi != null) { 12318 if (DEBUG_DOMAIN_VERIFICATION) { 12319 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12320 + ivi.getStatusString()); 12321 } 12322 return; 12323 } 12324 } 12325 12326 // If any filters need to be verified, then all need to be. 12327 boolean needToVerify = false; 12328 for (PackageParser.Activity a : pkg.activities) { 12329 for (ActivityIntentInfo filter : a.intents) { 12330 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12331 if (DEBUG_DOMAIN_VERIFICATION) { 12332 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12333 } 12334 needToVerify = true; 12335 break; 12336 } 12337 } 12338 } 12339 12340 if (needToVerify) { 12341 final int verificationId = mIntentFilterVerificationToken++; 12342 for (PackageParser.Activity a : pkg.activities) { 12343 for (ActivityIntentInfo filter : a.intents) { 12344 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12345 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12346 "Verification needed for IntentFilter:" + filter.toString()); 12347 mIntentFilterVerifier.addOneIntentFilterVerification( 12348 verifierUid, userId, verificationId, filter, packageName); 12349 count++; 12350 } 12351 } 12352 } 12353 } 12354 } 12355 12356 if (count > 0) { 12357 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12358 + " IntentFilter verification" + (count > 1 ? "s" : "") 12359 + " for userId:" + userId); 12360 mIntentFilterVerifier.startVerifications(userId); 12361 } else { 12362 if (DEBUG_DOMAIN_VERIFICATION) { 12363 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12364 } 12365 } 12366 } 12367 12368 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12369 final ComponentName cn = filter.activity.getComponentName(); 12370 final String packageName = cn.getPackageName(); 12371 12372 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12373 packageName); 12374 if (ivi == null) { 12375 return true; 12376 } 12377 int status = ivi.getStatus(); 12378 switch (status) { 12379 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12380 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12381 return true; 12382 12383 default: 12384 // Nothing to do 12385 return false; 12386 } 12387 } 12388 12389 private static boolean isMultiArch(PackageSetting ps) { 12390 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12391 } 12392 12393 private static boolean isMultiArch(ApplicationInfo info) { 12394 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12395 } 12396 12397 private static boolean isExternal(PackageParser.Package pkg) { 12398 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12399 } 12400 12401 private static boolean isExternal(PackageSetting ps) { 12402 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12403 } 12404 12405 private static boolean isExternal(ApplicationInfo info) { 12406 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12407 } 12408 12409 private static boolean isSystemApp(PackageParser.Package pkg) { 12410 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12411 } 12412 12413 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12414 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12415 } 12416 12417 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12418 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12419 } 12420 12421 private static boolean isSystemApp(PackageSetting ps) { 12422 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12423 } 12424 12425 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12426 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12427 } 12428 12429 private int packageFlagsToInstallFlags(PackageSetting ps) { 12430 int installFlags = 0; 12431 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12432 // This existing package was an external ASEC install when we have 12433 // the external flag without a UUID 12434 installFlags |= PackageManager.INSTALL_EXTERNAL; 12435 } 12436 if (ps.isForwardLocked()) { 12437 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12438 } 12439 return installFlags; 12440 } 12441 12442 private void deleteTempPackageFiles() { 12443 final FilenameFilter filter = new FilenameFilter() { 12444 public boolean accept(File dir, String name) { 12445 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12446 } 12447 }; 12448 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12449 file.delete(); 12450 } 12451 } 12452 12453 @Override 12454 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12455 int flags) { 12456 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12457 flags); 12458 } 12459 12460 @Override 12461 public void deletePackage(final String packageName, 12462 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12463 mContext.enforceCallingOrSelfPermission( 12464 android.Manifest.permission.DELETE_PACKAGES, null); 12465 Preconditions.checkNotNull(packageName); 12466 Preconditions.checkNotNull(observer); 12467 final int uid = Binder.getCallingUid(); 12468 if (UserHandle.getUserId(uid) != userId) { 12469 mContext.enforceCallingPermission( 12470 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12471 "deletePackage for user " + userId); 12472 } 12473 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12474 try { 12475 observer.onPackageDeleted(packageName, 12476 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12477 } catch (RemoteException re) { 12478 } 12479 return; 12480 } 12481 12482 boolean uninstallBlocked = false; 12483 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12484 int[] users = sUserManager.getUserIds(); 12485 for (int i = 0; i < users.length; ++i) { 12486 if (getBlockUninstallForUser(packageName, users[i])) { 12487 uninstallBlocked = true; 12488 break; 12489 } 12490 } 12491 } else { 12492 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12493 } 12494 if (uninstallBlocked) { 12495 try { 12496 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12497 null); 12498 } catch (RemoteException re) { 12499 } 12500 return; 12501 } 12502 12503 if (DEBUG_REMOVE) { 12504 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12505 } 12506 // Queue up an async operation since the package deletion may take a little while. 12507 mHandler.post(new Runnable() { 12508 public void run() { 12509 mHandler.removeCallbacks(this); 12510 final int returnCode = deletePackageX(packageName, userId, flags); 12511 if (observer != null) { 12512 try { 12513 observer.onPackageDeleted(packageName, returnCode, null); 12514 } catch (RemoteException e) { 12515 Log.i(TAG, "Observer no longer exists."); 12516 } //end catch 12517 } //end if 12518 } //end run 12519 }); 12520 } 12521 12522 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12523 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12524 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12525 try { 12526 if (dpm != null) { 12527 if (dpm.isDeviceOwner(packageName)) { 12528 return true; 12529 } 12530 int[] users; 12531 if (userId == UserHandle.USER_ALL) { 12532 users = sUserManager.getUserIds(); 12533 } else { 12534 users = new int[]{userId}; 12535 } 12536 for (int i = 0; i < users.length; ++i) { 12537 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12538 return true; 12539 } 12540 } 12541 } 12542 } catch (RemoteException e) { 12543 } 12544 return false; 12545 } 12546 12547 /** 12548 * This method is an internal method that could be get invoked either 12549 * to delete an installed package or to clean up a failed installation. 12550 * After deleting an installed package, a broadcast is sent to notify any 12551 * listeners that the package has been installed. For cleaning up a failed 12552 * installation, the broadcast is not necessary since the package's 12553 * installation wouldn't have sent the initial broadcast either 12554 * The key steps in deleting a package are 12555 * deleting the package information in internal structures like mPackages, 12556 * deleting the packages base directories through installd 12557 * updating mSettings to reflect current status 12558 * persisting settings for later use 12559 * sending a broadcast if necessary 12560 */ 12561 private int deletePackageX(String packageName, int userId, int flags) { 12562 final PackageRemovedInfo info = new PackageRemovedInfo(); 12563 final boolean res; 12564 12565 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12566 ? UserHandle.ALL : new UserHandle(userId); 12567 12568 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12569 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12570 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12571 } 12572 12573 boolean removedForAllUsers = false; 12574 boolean systemUpdate = false; 12575 12576 // for the uninstall-updates case and restricted profiles, remember the per- 12577 // userhandle installed state 12578 int[] allUsers; 12579 boolean[] perUserInstalled; 12580 synchronized (mPackages) { 12581 PackageSetting ps = mSettings.mPackages.get(packageName); 12582 allUsers = sUserManager.getUserIds(); 12583 perUserInstalled = new boolean[allUsers.length]; 12584 for (int i = 0; i < allUsers.length; i++) { 12585 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12586 } 12587 } 12588 12589 synchronized (mInstallLock) { 12590 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12591 res = deletePackageLI(packageName, removeForUser, 12592 true, allUsers, perUserInstalled, 12593 flags | REMOVE_CHATTY, info, true); 12594 systemUpdate = info.isRemovedPackageSystemUpdate; 12595 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12596 removedForAllUsers = true; 12597 } 12598 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12599 + " removedForAllUsers=" + removedForAllUsers); 12600 } 12601 12602 if (res) { 12603 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12604 12605 // If the removed package was a system update, the old system package 12606 // was re-enabled; we need to broadcast this information 12607 if (systemUpdate) { 12608 Bundle extras = new Bundle(1); 12609 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12610 ? info.removedAppId : info.uid); 12611 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12612 12613 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12614 extras, null, null, null); 12615 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12616 extras, null, null, null); 12617 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12618 null, packageName, null, null); 12619 } 12620 } 12621 // Force a gc here. 12622 Runtime.getRuntime().gc(); 12623 // Delete the resources here after sending the broadcast to let 12624 // other processes clean up before deleting resources. 12625 if (info.args != null) { 12626 synchronized (mInstallLock) { 12627 info.args.doPostDeleteLI(true); 12628 } 12629 } 12630 12631 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12632 } 12633 12634 class PackageRemovedInfo { 12635 String removedPackage; 12636 int uid = -1; 12637 int removedAppId = -1; 12638 int[] removedUsers = null; 12639 boolean isRemovedPackageSystemUpdate = false; 12640 // Clean up resources deleted packages. 12641 InstallArgs args = null; 12642 12643 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12644 Bundle extras = new Bundle(1); 12645 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12646 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12647 if (replacing) { 12648 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12649 } 12650 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12651 if (removedPackage != null) { 12652 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12653 extras, null, null, removedUsers); 12654 if (fullRemove && !replacing) { 12655 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12656 extras, null, null, removedUsers); 12657 } 12658 } 12659 if (removedAppId >= 0) { 12660 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12661 removedUsers); 12662 } 12663 } 12664 } 12665 12666 /* 12667 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12668 * flag is not set, the data directory is removed as well. 12669 * make sure this flag is set for partially installed apps. If not its meaningless to 12670 * delete a partially installed application. 12671 */ 12672 private void removePackageDataLI(PackageSetting ps, 12673 int[] allUserHandles, boolean[] perUserInstalled, 12674 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12675 String packageName = ps.name; 12676 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12677 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12678 // Retrieve object to delete permissions for shared user later on 12679 final PackageSetting deletedPs; 12680 // reader 12681 synchronized (mPackages) { 12682 deletedPs = mSettings.mPackages.get(packageName); 12683 if (outInfo != null) { 12684 outInfo.removedPackage = packageName; 12685 outInfo.removedUsers = deletedPs != null 12686 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12687 : null; 12688 } 12689 } 12690 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12691 removeDataDirsLI(ps.volumeUuid, packageName); 12692 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12693 } 12694 // writer 12695 synchronized (mPackages) { 12696 if (deletedPs != null) { 12697 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12698 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12699 clearDefaultBrowserIfNeeded(packageName); 12700 if (outInfo != null) { 12701 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12702 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12703 } 12704 updatePermissionsLPw(deletedPs.name, null, 0); 12705 if (deletedPs.sharedUser != null) { 12706 // Remove permissions associated with package. Since runtime 12707 // permissions are per user we have to kill the removed package 12708 // or packages running under the shared user of the removed 12709 // package if revoking the permissions requested only by the removed 12710 // package is successful and this causes a change in gids. 12711 for (int userId : UserManagerService.getInstance().getUserIds()) { 12712 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12713 userId); 12714 if (userIdToKill == UserHandle.USER_ALL 12715 || userIdToKill >= UserHandle.USER_OWNER) { 12716 // If gids changed for this user, kill all affected packages. 12717 mHandler.post(new Runnable() { 12718 @Override 12719 public void run() { 12720 // This has to happen with no lock held. 12721 killSettingPackagesForUser(deletedPs, userIdToKill, 12722 KILL_APP_REASON_GIDS_CHANGED); 12723 } 12724 }); 12725 break; 12726 } 12727 } 12728 } 12729 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12730 } 12731 // make sure to preserve per-user disabled state if this removal was just 12732 // a downgrade of a system app to the factory package 12733 if (allUserHandles != null && perUserInstalled != null) { 12734 if (DEBUG_REMOVE) { 12735 Slog.d(TAG, "Propagating install state across downgrade"); 12736 } 12737 for (int i = 0; i < allUserHandles.length; i++) { 12738 if (DEBUG_REMOVE) { 12739 Slog.d(TAG, " user " + allUserHandles[i] 12740 + " => " + perUserInstalled[i]); 12741 } 12742 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12743 } 12744 } 12745 } 12746 // can downgrade to reader 12747 if (writeSettings) { 12748 // Save settings now 12749 mSettings.writeLPr(); 12750 } 12751 } 12752 if (outInfo != null) { 12753 // A user ID was deleted here. Go through all users and remove it 12754 // from KeyStore. 12755 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12756 } 12757 } 12758 12759 static boolean locationIsPrivileged(File path) { 12760 try { 12761 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12762 .getCanonicalPath(); 12763 return path.getCanonicalPath().startsWith(privilegedAppDir); 12764 } catch (IOException e) { 12765 Slog.e(TAG, "Unable to access code path " + path); 12766 } 12767 return false; 12768 } 12769 12770 /* 12771 * Tries to delete system package. 12772 */ 12773 private boolean deleteSystemPackageLI(PackageSetting newPs, 12774 int[] allUserHandles, boolean[] perUserInstalled, 12775 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12776 final boolean applyUserRestrictions 12777 = (allUserHandles != null) && (perUserInstalled != null); 12778 PackageSetting disabledPs = null; 12779 // Confirm if the system package has been updated 12780 // An updated system app can be deleted. This will also have to restore 12781 // the system pkg from system partition 12782 // reader 12783 synchronized (mPackages) { 12784 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12785 } 12786 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12787 + " disabledPs=" + disabledPs); 12788 if (disabledPs == null) { 12789 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12790 return false; 12791 } else if (DEBUG_REMOVE) { 12792 Slog.d(TAG, "Deleting system pkg from data partition"); 12793 } 12794 if (DEBUG_REMOVE) { 12795 if (applyUserRestrictions) { 12796 Slog.d(TAG, "Remembering install states:"); 12797 for (int i = 0; i < allUserHandles.length; i++) { 12798 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12799 } 12800 } 12801 } 12802 // Delete the updated package 12803 outInfo.isRemovedPackageSystemUpdate = true; 12804 if (disabledPs.versionCode < newPs.versionCode) { 12805 // Delete data for downgrades 12806 flags &= ~PackageManager.DELETE_KEEP_DATA; 12807 } else { 12808 // Preserve data by setting flag 12809 flags |= PackageManager.DELETE_KEEP_DATA; 12810 } 12811 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12812 allUserHandles, perUserInstalled, outInfo, writeSettings); 12813 if (!ret) { 12814 return false; 12815 } 12816 // writer 12817 synchronized (mPackages) { 12818 // Reinstate the old system package 12819 mSettings.enableSystemPackageLPw(newPs.name); 12820 // Remove any native libraries from the upgraded package. 12821 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12822 } 12823 // Install the system package 12824 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12825 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12826 if (locationIsPrivileged(disabledPs.codePath)) { 12827 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12828 } 12829 12830 final PackageParser.Package newPkg; 12831 try { 12832 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12833 } catch (PackageManagerException e) { 12834 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12835 return false; 12836 } 12837 12838 // writer 12839 synchronized (mPackages) { 12840 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12841 12842 // Propagate the permissions state as we do want to drop on the floor 12843 // runtime permissions. The update permissions method below will take 12844 // care of removing obsolete permissions and grant install permissions. 12845 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12846 updatePermissionsLPw(newPkg.packageName, newPkg, 12847 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12848 12849 if (applyUserRestrictions) { 12850 if (DEBUG_REMOVE) { 12851 Slog.d(TAG, "Propagating install state across reinstall"); 12852 } 12853 for (int i = 0; i < allUserHandles.length; i++) { 12854 if (DEBUG_REMOVE) { 12855 Slog.d(TAG, " user " + allUserHandles[i] 12856 + " => " + perUserInstalled[i]); 12857 } 12858 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12859 } 12860 // Regardless of writeSettings we need to ensure that this restriction 12861 // state propagation is persisted 12862 mSettings.writeAllUsersPackageRestrictionsLPr(); 12863 } 12864 // can downgrade to reader here 12865 if (writeSettings) { 12866 mSettings.writeLPr(); 12867 } 12868 } 12869 return true; 12870 } 12871 12872 private boolean deleteInstalledPackageLI(PackageSetting ps, 12873 boolean deleteCodeAndResources, int flags, 12874 int[] allUserHandles, boolean[] perUserInstalled, 12875 PackageRemovedInfo outInfo, boolean writeSettings) { 12876 if (outInfo != null) { 12877 outInfo.uid = ps.appId; 12878 } 12879 12880 // Delete package data from internal structures and also remove data if flag is set 12881 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12882 12883 // Delete application code and resources 12884 if (deleteCodeAndResources && (outInfo != null)) { 12885 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12886 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12887 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12888 } 12889 return true; 12890 } 12891 12892 @Override 12893 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12894 int userId) { 12895 mContext.enforceCallingOrSelfPermission( 12896 android.Manifest.permission.DELETE_PACKAGES, null); 12897 synchronized (mPackages) { 12898 PackageSetting ps = mSettings.mPackages.get(packageName); 12899 if (ps == null) { 12900 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12901 return false; 12902 } 12903 if (!ps.getInstalled(userId)) { 12904 // Can't block uninstall for an app that is not installed or enabled. 12905 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12906 return false; 12907 } 12908 ps.setBlockUninstall(blockUninstall, userId); 12909 mSettings.writePackageRestrictionsLPr(userId); 12910 } 12911 return true; 12912 } 12913 12914 @Override 12915 public boolean getBlockUninstallForUser(String packageName, int userId) { 12916 synchronized (mPackages) { 12917 PackageSetting ps = mSettings.mPackages.get(packageName); 12918 if (ps == null) { 12919 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12920 return false; 12921 } 12922 return ps.getBlockUninstall(userId); 12923 } 12924 } 12925 12926 /* 12927 * This method handles package deletion in general 12928 */ 12929 private boolean deletePackageLI(String packageName, UserHandle user, 12930 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12931 int flags, PackageRemovedInfo outInfo, 12932 boolean writeSettings) { 12933 if (packageName == null) { 12934 Slog.w(TAG, "Attempt to delete null packageName."); 12935 return false; 12936 } 12937 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12938 PackageSetting ps; 12939 boolean dataOnly = false; 12940 int removeUser = -1; 12941 int appId = -1; 12942 synchronized (mPackages) { 12943 ps = mSettings.mPackages.get(packageName); 12944 if (ps == null) { 12945 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12946 return false; 12947 } 12948 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12949 && user.getIdentifier() != UserHandle.USER_ALL) { 12950 // The caller is asking that the package only be deleted for a single 12951 // user. To do this, we just mark its uninstalled state and delete 12952 // its data. If this is a system app, we only allow this to happen if 12953 // they have set the special DELETE_SYSTEM_APP which requests different 12954 // semantics than normal for uninstalling system apps. 12955 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12956 ps.setUserState(user.getIdentifier(), 12957 COMPONENT_ENABLED_STATE_DEFAULT, 12958 false, //installed 12959 true, //stopped 12960 true, //notLaunched 12961 false, //hidden 12962 null, null, null, 12963 false, // blockUninstall 12964 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12965 if (!isSystemApp(ps)) { 12966 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12967 // Other user still have this package installed, so all 12968 // we need to do is clear this user's data and save that 12969 // it is uninstalled. 12970 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12971 removeUser = user.getIdentifier(); 12972 appId = ps.appId; 12973 scheduleWritePackageRestrictionsLocked(removeUser); 12974 } else { 12975 // We need to set it back to 'installed' so the uninstall 12976 // broadcasts will be sent correctly. 12977 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12978 ps.setInstalled(true, user.getIdentifier()); 12979 } 12980 } else { 12981 // This is a system app, so we assume that the 12982 // other users still have this package installed, so all 12983 // we need to do is clear this user's data and save that 12984 // it is uninstalled. 12985 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12986 removeUser = user.getIdentifier(); 12987 appId = ps.appId; 12988 scheduleWritePackageRestrictionsLocked(removeUser); 12989 } 12990 } 12991 } 12992 12993 if (removeUser >= 0) { 12994 // From above, we determined that we are deleting this only 12995 // for a single user. Continue the work here. 12996 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12997 if (outInfo != null) { 12998 outInfo.removedPackage = packageName; 12999 outInfo.removedAppId = appId; 13000 outInfo.removedUsers = new int[] {removeUser}; 13001 } 13002 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13003 removeKeystoreDataIfNeeded(removeUser, appId); 13004 schedulePackageCleaning(packageName, removeUser, false); 13005 synchronized (mPackages) { 13006 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13007 scheduleWritePackageRestrictionsLocked(removeUser); 13008 } 13009 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13010 } 13011 return true; 13012 } 13013 13014 if (dataOnly) { 13015 // Delete application data first 13016 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13017 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13018 return true; 13019 } 13020 13021 boolean ret = false; 13022 if (isSystemApp(ps)) { 13023 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13024 // When an updated system application is deleted we delete the existing resources as well and 13025 // fall back to existing code in system partition 13026 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13027 flags, outInfo, writeSettings); 13028 } else { 13029 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13030 // Kill application pre-emptively especially for apps on sd. 13031 killApplication(packageName, ps.appId, "uninstall pkg"); 13032 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13033 allUserHandles, perUserInstalled, 13034 outInfo, writeSettings); 13035 } 13036 13037 return ret; 13038 } 13039 13040 private final class ClearStorageConnection implements ServiceConnection { 13041 IMediaContainerService mContainerService; 13042 13043 @Override 13044 public void onServiceConnected(ComponentName name, IBinder service) { 13045 synchronized (this) { 13046 mContainerService = IMediaContainerService.Stub.asInterface(service); 13047 notifyAll(); 13048 } 13049 } 13050 13051 @Override 13052 public void onServiceDisconnected(ComponentName name) { 13053 } 13054 } 13055 13056 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13057 final boolean mounted; 13058 if (Environment.isExternalStorageEmulated()) { 13059 mounted = true; 13060 } else { 13061 final String status = Environment.getExternalStorageState(); 13062 13063 mounted = status.equals(Environment.MEDIA_MOUNTED) 13064 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13065 } 13066 13067 if (!mounted) { 13068 return; 13069 } 13070 13071 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13072 int[] users; 13073 if (userId == UserHandle.USER_ALL) { 13074 users = sUserManager.getUserIds(); 13075 } else { 13076 users = new int[] { userId }; 13077 } 13078 final ClearStorageConnection conn = new ClearStorageConnection(); 13079 if (mContext.bindServiceAsUser( 13080 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13081 try { 13082 for (int curUser : users) { 13083 long timeout = SystemClock.uptimeMillis() + 5000; 13084 synchronized (conn) { 13085 long now = SystemClock.uptimeMillis(); 13086 while (conn.mContainerService == null && now < timeout) { 13087 try { 13088 conn.wait(timeout - now); 13089 } catch (InterruptedException e) { 13090 } 13091 } 13092 } 13093 if (conn.mContainerService == null) { 13094 return; 13095 } 13096 13097 final UserEnvironment userEnv = new UserEnvironment(curUser); 13098 clearDirectory(conn.mContainerService, 13099 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13100 if (allData) { 13101 clearDirectory(conn.mContainerService, 13102 userEnv.buildExternalStorageAppDataDirs(packageName)); 13103 clearDirectory(conn.mContainerService, 13104 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13105 } 13106 } 13107 } finally { 13108 mContext.unbindService(conn); 13109 } 13110 } 13111 } 13112 13113 @Override 13114 public void clearApplicationUserData(final String packageName, 13115 final IPackageDataObserver observer, final int userId) { 13116 mContext.enforceCallingOrSelfPermission( 13117 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13118 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13119 // Queue up an async operation since the package deletion may take a little while. 13120 mHandler.post(new Runnable() { 13121 public void run() { 13122 mHandler.removeCallbacks(this); 13123 final boolean succeeded; 13124 synchronized (mInstallLock) { 13125 succeeded = clearApplicationUserDataLI(packageName, userId); 13126 } 13127 clearExternalStorageDataSync(packageName, userId, true); 13128 if (succeeded) { 13129 // invoke DeviceStorageMonitor's update method to clear any notifications 13130 DeviceStorageMonitorInternal 13131 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13132 if (dsm != null) { 13133 dsm.checkMemory(); 13134 } 13135 } 13136 if(observer != null) { 13137 try { 13138 observer.onRemoveCompleted(packageName, succeeded); 13139 } catch (RemoteException e) { 13140 Log.i(TAG, "Observer no longer exists."); 13141 } 13142 } //end if observer 13143 } //end run 13144 }); 13145 } 13146 13147 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13148 if (packageName == null) { 13149 Slog.w(TAG, "Attempt to delete null packageName."); 13150 return false; 13151 } 13152 13153 // Try finding details about the requested package 13154 PackageParser.Package pkg; 13155 synchronized (mPackages) { 13156 pkg = mPackages.get(packageName); 13157 if (pkg == null) { 13158 final PackageSetting ps = mSettings.mPackages.get(packageName); 13159 if (ps != null) { 13160 pkg = ps.pkg; 13161 } 13162 } 13163 13164 if (pkg == null) { 13165 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13166 return false; 13167 } 13168 13169 PackageSetting ps = (PackageSetting) pkg.mExtras; 13170 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13171 } 13172 13173 // Always delete data directories for package, even if we found no other 13174 // record of app. This helps users recover from UID mismatches without 13175 // resorting to a full data wipe. 13176 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13177 if (retCode < 0) { 13178 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13179 return false; 13180 } 13181 13182 final int appId = pkg.applicationInfo.uid; 13183 removeKeystoreDataIfNeeded(userId, appId); 13184 13185 // Create a native library symlink only if we have native libraries 13186 // and if the native libraries are 32 bit libraries. We do not provide 13187 // this symlink for 64 bit libraries. 13188 if (pkg.applicationInfo.primaryCpuAbi != null && 13189 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13190 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13191 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13192 nativeLibPath, userId) < 0) { 13193 Slog.w(TAG, "Failed linking native library dir"); 13194 return false; 13195 } 13196 } 13197 13198 return true; 13199 } 13200 13201 /** 13202 * Reverts user permission state changes (permissions and flags). 13203 * 13204 * @param ps The package for which to reset. 13205 * @param userId The device user for which to do a reset. 13206 */ 13207 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13208 final PackageSetting ps, final int userId) { 13209 if (ps.pkg == null) { 13210 return; 13211 } 13212 13213 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13214 | FLAG_PERMISSION_USER_FIXED 13215 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13216 13217 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13218 | FLAG_PERMISSION_POLICY_FIXED; 13219 13220 boolean writeInstallPermissions = false; 13221 boolean writeRuntimePermissions = false; 13222 13223 final int permissionCount = ps.pkg.requestedPermissions.size(); 13224 for (int i = 0; i < permissionCount; i++) { 13225 String permission = ps.pkg.requestedPermissions.get(i); 13226 13227 BasePermission bp = mSettings.mPermissions.get(permission); 13228 if (bp == null) { 13229 continue; 13230 } 13231 13232 // If shared user we just reset the state to which only this app contributed. 13233 if (ps.sharedUser != null) { 13234 boolean used = false; 13235 final int packageCount = ps.sharedUser.packages.size(); 13236 for (int j = 0; j < packageCount; j++) { 13237 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13238 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13239 && pkg.pkg.requestedPermissions.contains(permission)) { 13240 used = true; 13241 break; 13242 } 13243 } 13244 if (used) { 13245 continue; 13246 } 13247 } 13248 13249 PermissionsState permissionsState = ps.getPermissionsState(); 13250 13251 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13252 13253 // Always clear the user settable flags. 13254 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13255 bp.name) != null; 13256 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13257 if (hasInstallState) { 13258 writeInstallPermissions = true; 13259 } else { 13260 writeRuntimePermissions = true; 13261 } 13262 } 13263 13264 // Below is only runtime permission handling. 13265 if (!bp.isRuntime()) { 13266 continue; 13267 } 13268 13269 // Never clobber system or policy. 13270 if ((oldFlags & policyOrSystemFlags) != 0) { 13271 continue; 13272 } 13273 13274 // If this permission was granted by default, make sure it is. 13275 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13276 if (permissionsState.grantRuntimePermission(bp, userId) 13277 != PERMISSION_OPERATION_FAILURE) { 13278 writeRuntimePermissions = true; 13279 } 13280 } else { 13281 // Otherwise, reset the permission. 13282 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13283 switch (revokeResult) { 13284 case PERMISSION_OPERATION_SUCCESS: { 13285 writeRuntimePermissions = true; 13286 } break; 13287 13288 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13289 writeRuntimePermissions = true; 13290 // If gids changed for this user, kill all affected packages. 13291 mHandler.post(new Runnable() { 13292 @Override 13293 public void run() { 13294 // This has to happen with no lock held. 13295 killSettingPackagesForUser(ps, userId, 13296 KILL_APP_REASON_GIDS_CHANGED); 13297 } 13298 }); 13299 } break; 13300 } 13301 } 13302 } 13303 13304 // Synchronously write as we are taking permissions away. 13305 if (writeRuntimePermissions) { 13306 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13307 } 13308 13309 // Synchronously write as we are taking permissions away. 13310 if (writeInstallPermissions) { 13311 mSettings.writeLPr(); 13312 } 13313 } 13314 13315 /** 13316 * Remove entries from the keystore daemon. Will only remove it if the 13317 * {@code appId} is valid. 13318 */ 13319 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13320 if (appId < 0) { 13321 return; 13322 } 13323 13324 final KeyStore keyStore = KeyStore.getInstance(); 13325 if (keyStore != null) { 13326 if (userId == UserHandle.USER_ALL) { 13327 for (final int individual : sUserManager.getUserIds()) { 13328 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13329 } 13330 } else { 13331 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13332 } 13333 } else { 13334 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13335 } 13336 } 13337 13338 @Override 13339 public void deleteApplicationCacheFiles(final String packageName, 13340 final IPackageDataObserver observer) { 13341 mContext.enforceCallingOrSelfPermission( 13342 android.Manifest.permission.DELETE_CACHE_FILES, null); 13343 // Queue up an async operation since the package deletion may take a little while. 13344 final int userId = UserHandle.getCallingUserId(); 13345 mHandler.post(new Runnable() { 13346 public void run() { 13347 mHandler.removeCallbacks(this); 13348 final boolean succeded; 13349 synchronized (mInstallLock) { 13350 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13351 } 13352 clearExternalStorageDataSync(packageName, userId, false); 13353 if (observer != null) { 13354 try { 13355 observer.onRemoveCompleted(packageName, succeded); 13356 } catch (RemoteException e) { 13357 Log.i(TAG, "Observer no longer exists."); 13358 } 13359 } //end if observer 13360 } //end run 13361 }); 13362 } 13363 13364 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13365 if (packageName == null) { 13366 Slog.w(TAG, "Attempt to delete null packageName."); 13367 return false; 13368 } 13369 PackageParser.Package p; 13370 synchronized (mPackages) { 13371 p = mPackages.get(packageName); 13372 } 13373 if (p == null) { 13374 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13375 return false; 13376 } 13377 final ApplicationInfo applicationInfo = p.applicationInfo; 13378 if (applicationInfo == null) { 13379 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13380 return false; 13381 } 13382 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13383 if (retCode < 0) { 13384 Slog.w(TAG, "Couldn't remove cache files for package: " 13385 + packageName + " u" + userId); 13386 return false; 13387 } 13388 return true; 13389 } 13390 13391 @Override 13392 public void getPackageSizeInfo(final String packageName, int userHandle, 13393 final IPackageStatsObserver observer) { 13394 mContext.enforceCallingOrSelfPermission( 13395 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13396 if (packageName == null) { 13397 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13398 } 13399 13400 PackageStats stats = new PackageStats(packageName, userHandle); 13401 13402 /* 13403 * Queue up an async operation since the package measurement may take a 13404 * little while. 13405 */ 13406 Message msg = mHandler.obtainMessage(INIT_COPY); 13407 msg.obj = new MeasureParams(stats, observer); 13408 mHandler.sendMessage(msg); 13409 } 13410 13411 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13412 PackageStats pStats) { 13413 if (packageName == null) { 13414 Slog.w(TAG, "Attempt to get size of null packageName."); 13415 return false; 13416 } 13417 PackageParser.Package p; 13418 boolean dataOnly = false; 13419 String libDirRoot = null; 13420 String asecPath = null; 13421 PackageSetting ps = null; 13422 synchronized (mPackages) { 13423 p = mPackages.get(packageName); 13424 ps = mSettings.mPackages.get(packageName); 13425 if(p == null) { 13426 dataOnly = true; 13427 if((ps == null) || (ps.pkg == null)) { 13428 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13429 return false; 13430 } 13431 p = ps.pkg; 13432 } 13433 if (ps != null) { 13434 libDirRoot = ps.legacyNativeLibraryPathString; 13435 } 13436 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13437 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13438 if (secureContainerId != null) { 13439 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13440 } 13441 } 13442 } 13443 String publicSrcDir = null; 13444 if(!dataOnly) { 13445 final ApplicationInfo applicationInfo = p.applicationInfo; 13446 if (applicationInfo == null) { 13447 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13448 return false; 13449 } 13450 if (p.isForwardLocked()) { 13451 publicSrcDir = applicationInfo.getBaseResourcePath(); 13452 } 13453 } 13454 // TODO: extend to measure size of split APKs 13455 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13456 // not just the first level. 13457 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13458 // just the primary. 13459 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13460 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13461 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13462 if (res < 0) { 13463 return false; 13464 } 13465 13466 // Fix-up for forward-locked applications in ASEC containers. 13467 if (!isExternal(p)) { 13468 pStats.codeSize += pStats.externalCodeSize; 13469 pStats.externalCodeSize = 0L; 13470 } 13471 13472 return true; 13473 } 13474 13475 13476 @Override 13477 public void addPackageToPreferred(String packageName) { 13478 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13479 } 13480 13481 @Override 13482 public void removePackageFromPreferred(String packageName) { 13483 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13484 } 13485 13486 @Override 13487 public List<PackageInfo> getPreferredPackages(int flags) { 13488 return new ArrayList<PackageInfo>(); 13489 } 13490 13491 private int getUidTargetSdkVersionLockedLPr(int uid) { 13492 Object obj = mSettings.getUserIdLPr(uid); 13493 if (obj instanceof SharedUserSetting) { 13494 final SharedUserSetting sus = (SharedUserSetting) obj; 13495 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13496 final Iterator<PackageSetting> it = sus.packages.iterator(); 13497 while (it.hasNext()) { 13498 final PackageSetting ps = it.next(); 13499 if (ps.pkg != null) { 13500 int v = ps.pkg.applicationInfo.targetSdkVersion; 13501 if (v < vers) vers = v; 13502 } 13503 } 13504 return vers; 13505 } else if (obj instanceof PackageSetting) { 13506 final PackageSetting ps = (PackageSetting) obj; 13507 if (ps.pkg != null) { 13508 return ps.pkg.applicationInfo.targetSdkVersion; 13509 } 13510 } 13511 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13512 } 13513 13514 @Override 13515 public void addPreferredActivity(IntentFilter filter, int match, 13516 ComponentName[] set, ComponentName activity, int userId) { 13517 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13518 "Adding preferred"); 13519 } 13520 13521 private void addPreferredActivityInternal(IntentFilter filter, int match, 13522 ComponentName[] set, ComponentName activity, boolean always, int userId, 13523 String opname) { 13524 // writer 13525 int callingUid = Binder.getCallingUid(); 13526 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13527 if (filter.countActions() == 0) { 13528 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13529 return; 13530 } 13531 synchronized (mPackages) { 13532 if (mContext.checkCallingOrSelfPermission( 13533 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13534 != PackageManager.PERMISSION_GRANTED) { 13535 if (getUidTargetSdkVersionLockedLPr(callingUid) 13536 < Build.VERSION_CODES.FROYO) { 13537 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13538 + callingUid); 13539 return; 13540 } 13541 mContext.enforceCallingOrSelfPermission( 13542 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13543 } 13544 13545 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13546 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13547 + userId + ":"); 13548 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13549 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13550 scheduleWritePackageRestrictionsLocked(userId); 13551 } 13552 } 13553 13554 @Override 13555 public void replacePreferredActivity(IntentFilter filter, int match, 13556 ComponentName[] set, ComponentName activity, int userId) { 13557 if (filter.countActions() != 1) { 13558 throw new IllegalArgumentException( 13559 "replacePreferredActivity expects filter to have only 1 action."); 13560 } 13561 if (filter.countDataAuthorities() != 0 13562 || filter.countDataPaths() != 0 13563 || filter.countDataSchemes() > 1 13564 || filter.countDataTypes() != 0) { 13565 throw new IllegalArgumentException( 13566 "replacePreferredActivity expects filter to have no data authorities, " + 13567 "paths, or types; and at most one scheme."); 13568 } 13569 13570 final int callingUid = Binder.getCallingUid(); 13571 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13572 synchronized (mPackages) { 13573 if (mContext.checkCallingOrSelfPermission( 13574 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13575 != PackageManager.PERMISSION_GRANTED) { 13576 if (getUidTargetSdkVersionLockedLPr(callingUid) 13577 < Build.VERSION_CODES.FROYO) { 13578 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13579 + Binder.getCallingUid()); 13580 return; 13581 } 13582 mContext.enforceCallingOrSelfPermission( 13583 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13584 } 13585 13586 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13587 if (pir != null) { 13588 // Get all of the existing entries that exactly match this filter. 13589 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13590 if (existing != null && existing.size() == 1) { 13591 PreferredActivity cur = existing.get(0); 13592 if (DEBUG_PREFERRED) { 13593 Slog.i(TAG, "Checking replace of preferred:"); 13594 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13595 if (!cur.mPref.mAlways) { 13596 Slog.i(TAG, " -- CUR; not mAlways!"); 13597 } else { 13598 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13599 Slog.i(TAG, " -- CUR: mSet=" 13600 + Arrays.toString(cur.mPref.mSetComponents)); 13601 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13602 Slog.i(TAG, " -- NEW: mMatch=" 13603 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13604 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13605 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13606 } 13607 } 13608 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13609 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13610 && cur.mPref.sameSet(set)) { 13611 // Setting the preferred activity to what it happens to be already 13612 if (DEBUG_PREFERRED) { 13613 Slog.i(TAG, "Replacing with same preferred activity " 13614 + cur.mPref.mShortComponent + " for user " 13615 + userId + ":"); 13616 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13617 } 13618 return; 13619 } 13620 } 13621 13622 if (existing != null) { 13623 if (DEBUG_PREFERRED) { 13624 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13625 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13626 } 13627 for (int i = 0; i < existing.size(); i++) { 13628 PreferredActivity pa = existing.get(i); 13629 if (DEBUG_PREFERRED) { 13630 Slog.i(TAG, "Removing existing preferred activity " 13631 + pa.mPref.mComponent + ":"); 13632 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13633 } 13634 pir.removeFilter(pa); 13635 } 13636 } 13637 } 13638 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13639 "Replacing preferred"); 13640 } 13641 } 13642 13643 @Override 13644 public void clearPackagePreferredActivities(String packageName) { 13645 final int uid = Binder.getCallingUid(); 13646 // writer 13647 synchronized (mPackages) { 13648 PackageParser.Package pkg = mPackages.get(packageName); 13649 if (pkg == null || pkg.applicationInfo.uid != uid) { 13650 if (mContext.checkCallingOrSelfPermission( 13651 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13652 != PackageManager.PERMISSION_GRANTED) { 13653 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13654 < Build.VERSION_CODES.FROYO) { 13655 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13656 + Binder.getCallingUid()); 13657 return; 13658 } 13659 mContext.enforceCallingOrSelfPermission( 13660 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13661 } 13662 } 13663 13664 int user = UserHandle.getCallingUserId(); 13665 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13666 scheduleWritePackageRestrictionsLocked(user); 13667 } 13668 } 13669 } 13670 13671 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13672 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13673 ArrayList<PreferredActivity> removed = null; 13674 boolean changed = false; 13675 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13676 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13677 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13678 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13679 continue; 13680 } 13681 Iterator<PreferredActivity> it = pir.filterIterator(); 13682 while (it.hasNext()) { 13683 PreferredActivity pa = it.next(); 13684 // Mark entry for removal only if it matches the package name 13685 // and the entry is of type "always". 13686 if (packageName == null || 13687 (pa.mPref.mComponent.getPackageName().equals(packageName) 13688 && pa.mPref.mAlways)) { 13689 if (removed == null) { 13690 removed = new ArrayList<PreferredActivity>(); 13691 } 13692 removed.add(pa); 13693 } 13694 } 13695 if (removed != null) { 13696 for (int j=0; j<removed.size(); j++) { 13697 PreferredActivity pa = removed.get(j); 13698 pir.removeFilter(pa); 13699 } 13700 changed = true; 13701 } 13702 } 13703 return changed; 13704 } 13705 13706 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13707 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13708 if (userId == UserHandle.USER_ALL) { 13709 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13710 sUserManager.getUserIds())) { 13711 for (int oneUserId : sUserManager.getUserIds()) { 13712 scheduleWritePackageRestrictionsLocked(oneUserId); 13713 } 13714 } 13715 } else { 13716 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13717 scheduleWritePackageRestrictionsLocked(userId); 13718 } 13719 } 13720 } 13721 13722 13723 void clearDefaultBrowserIfNeeded(String packageName) { 13724 for (int oneUserId : sUserManager.getUserIds()) { 13725 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13726 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13727 if (packageName.equals(defaultBrowserPackageName)) { 13728 setDefaultBrowserPackageName(null, oneUserId); 13729 } 13730 } 13731 } 13732 13733 @Override 13734 public void resetPreferredActivities(int userId) { 13735 mContext.enforceCallingOrSelfPermission( 13736 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13737 // writer 13738 synchronized (mPackages) { 13739 clearPackagePreferredActivitiesLPw(null, userId); 13740 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13741 applyFactoryDefaultBrowserLPw(userId); 13742 primeDomainVerificationsLPw(userId); 13743 13744 scheduleWritePackageRestrictionsLocked(userId); 13745 } 13746 } 13747 13748 @Override 13749 public int getPreferredActivities(List<IntentFilter> outFilters, 13750 List<ComponentName> outActivities, String packageName) { 13751 13752 int num = 0; 13753 final int userId = UserHandle.getCallingUserId(); 13754 // reader 13755 synchronized (mPackages) { 13756 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13757 if (pir != null) { 13758 final Iterator<PreferredActivity> it = pir.filterIterator(); 13759 while (it.hasNext()) { 13760 final PreferredActivity pa = it.next(); 13761 if (packageName == null 13762 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13763 && pa.mPref.mAlways)) { 13764 if (outFilters != null) { 13765 outFilters.add(new IntentFilter(pa)); 13766 } 13767 if (outActivities != null) { 13768 outActivities.add(pa.mPref.mComponent); 13769 } 13770 } 13771 } 13772 } 13773 } 13774 13775 return num; 13776 } 13777 13778 @Override 13779 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13780 int userId) { 13781 int callingUid = Binder.getCallingUid(); 13782 if (callingUid != Process.SYSTEM_UID) { 13783 throw new SecurityException( 13784 "addPersistentPreferredActivity can only be run by the system"); 13785 } 13786 if (filter.countActions() == 0) { 13787 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13788 return; 13789 } 13790 synchronized (mPackages) { 13791 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13792 " :"); 13793 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13794 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13795 new PersistentPreferredActivity(filter, activity)); 13796 scheduleWritePackageRestrictionsLocked(userId); 13797 } 13798 } 13799 13800 @Override 13801 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13802 int callingUid = Binder.getCallingUid(); 13803 if (callingUid != Process.SYSTEM_UID) { 13804 throw new SecurityException( 13805 "clearPackagePersistentPreferredActivities can only be run by the system"); 13806 } 13807 ArrayList<PersistentPreferredActivity> removed = null; 13808 boolean changed = false; 13809 synchronized (mPackages) { 13810 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13811 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13812 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13813 .valueAt(i); 13814 if (userId != thisUserId) { 13815 continue; 13816 } 13817 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13818 while (it.hasNext()) { 13819 PersistentPreferredActivity ppa = it.next(); 13820 // Mark entry for removal only if it matches the package name. 13821 if (ppa.mComponent.getPackageName().equals(packageName)) { 13822 if (removed == null) { 13823 removed = new ArrayList<PersistentPreferredActivity>(); 13824 } 13825 removed.add(ppa); 13826 } 13827 } 13828 if (removed != null) { 13829 for (int j=0; j<removed.size(); j++) { 13830 PersistentPreferredActivity ppa = removed.get(j); 13831 ppir.removeFilter(ppa); 13832 } 13833 changed = true; 13834 } 13835 } 13836 13837 if (changed) { 13838 scheduleWritePackageRestrictionsLocked(userId); 13839 } 13840 } 13841 } 13842 13843 /** 13844 * Common machinery for picking apart a restored XML blob and passing 13845 * it to a caller-supplied functor to be applied to the running system. 13846 */ 13847 private void restoreFromXml(XmlPullParser parser, int userId, 13848 String expectedStartTag, BlobXmlRestorer functor) 13849 throws IOException, XmlPullParserException { 13850 int type; 13851 while ((type = parser.next()) != XmlPullParser.START_TAG 13852 && type != XmlPullParser.END_DOCUMENT) { 13853 } 13854 if (type != XmlPullParser.START_TAG) { 13855 // oops didn't find a start tag?! 13856 if (DEBUG_BACKUP) { 13857 Slog.e(TAG, "Didn't find start tag during restore"); 13858 } 13859 return; 13860 } 13861 13862 // this is supposed to be TAG_PREFERRED_BACKUP 13863 if (!expectedStartTag.equals(parser.getName())) { 13864 if (DEBUG_BACKUP) { 13865 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13866 } 13867 return; 13868 } 13869 13870 // skip interfering stuff, then we're aligned with the backing implementation 13871 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13872 functor.apply(parser, userId); 13873 } 13874 13875 private interface BlobXmlRestorer { 13876 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13877 } 13878 13879 /** 13880 * Non-Binder method, support for the backup/restore mechanism: write the 13881 * full set of preferred activities in its canonical XML format. Returns the 13882 * XML output as a byte array, or null if there is none. 13883 */ 13884 @Override 13885 public byte[] getPreferredActivityBackup(int userId) { 13886 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13887 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13888 } 13889 13890 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13891 try { 13892 final XmlSerializer serializer = new FastXmlSerializer(); 13893 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13894 serializer.startDocument(null, true); 13895 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13896 13897 synchronized (mPackages) { 13898 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13899 } 13900 13901 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13902 serializer.endDocument(); 13903 serializer.flush(); 13904 } catch (Exception e) { 13905 if (DEBUG_BACKUP) { 13906 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13907 } 13908 return null; 13909 } 13910 13911 return dataStream.toByteArray(); 13912 } 13913 13914 @Override 13915 public void restorePreferredActivities(byte[] backup, int userId) { 13916 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13917 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13918 } 13919 13920 try { 13921 final XmlPullParser parser = Xml.newPullParser(); 13922 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13923 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13924 new BlobXmlRestorer() { 13925 @Override 13926 public void apply(XmlPullParser parser, int userId) 13927 throws XmlPullParserException, IOException { 13928 synchronized (mPackages) { 13929 mSettings.readPreferredActivitiesLPw(parser, userId); 13930 } 13931 } 13932 } ); 13933 } catch (Exception e) { 13934 if (DEBUG_BACKUP) { 13935 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13936 } 13937 } 13938 } 13939 13940 /** 13941 * Non-Binder method, support for the backup/restore mechanism: write the 13942 * default browser (etc) settings in its canonical XML format. Returns the default 13943 * browser XML representation as a byte array, or null if there is none. 13944 */ 13945 @Override 13946 public byte[] getDefaultAppsBackup(int userId) { 13947 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13948 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13949 } 13950 13951 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13952 try { 13953 final XmlSerializer serializer = new FastXmlSerializer(); 13954 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13955 serializer.startDocument(null, true); 13956 serializer.startTag(null, TAG_DEFAULT_APPS); 13957 13958 synchronized (mPackages) { 13959 mSettings.writeDefaultAppsLPr(serializer, userId); 13960 } 13961 13962 serializer.endTag(null, TAG_DEFAULT_APPS); 13963 serializer.endDocument(); 13964 serializer.flush(); 13965 } catch (Exception e) { 13966 if (DEBUG_BACKUP) { 13967 Slog.e(TAG, "Unable to write default apps for backup", e); 13968 } 13969 return null; 13970 } 13971 13972 return dataStream.toByteArray(); 13973 } 13974 13975 @Override 13976 public void restoreDefaultApps(byte[] backup, int userId) { 13977 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13978 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13979 } 13980 13981 try { 13982 final XmlPullParser parser = Xml.newPullParser(); 13983 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13984 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13985 new BlobXmlRestorer() { 13986 @Override 13987 public void apply(XmlPullParser parser, int userId) 13988 throws XmlPullParserException, IOException { 13989 synchronized (mPackages) { 13990 mSettings.readDefaultAppsLPw(parser, userId); 13991 } 13992 } 13993 } ); 13994 } catch (Exception e) { 13995 if (DEBUG_BACKUP) { 13996 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13997 } 13998 } 13999 } 14000 14001 @Override 14002 public byte[] getIntentFilterVerificationBackup(int userId) { 14003 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14004 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14005 } 14006 14007 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14008 try { 14009 final XmlSerializer serializer = new FastXmlSerializer(); 14010 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14011 serializer.startDocument(null, true); 14012 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14013 14014 synchronized (mPackages) { 14015 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14016 } 14017 14018 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14019 serializer.endDocument(); 14020 serializer.flush(); 14021 } catch (Exception e) { 14022 if (DEBUG_BACKUP) { 14023 Slog.e(TAG, "Unable to write default apps for backup", e); 14024 } 14025 return null; 14026 } 14027 14028 return dataStream.toByteArray(); 14029 } 14030 14031 @Override 14032 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14033 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14034 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14035 } 14036 14037 try { 14038 final XmlPullParser parser = Xml.newPullParser(); 14039 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14040 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14041 new BlobXmlRestorer() { 14042 @Override 14043 public void apply(XmlPullParser parser, int userId) 14044 throws XmlPullParserException, IOException { 14045 synchronized (mPackages) { 14046 mSettings.readAllDomainVerificationsLPr(parser, userId); 14047 mSettings.writeLPr(); 14048 } 14049 } 14050 } ); 14051 } catch (Exception e) { 14052 if (DEBUG_BACKUP) { 14053 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14054 } 14055 } 14056 } 14057 14058 @Override 14059 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14060 int sourceUserId, int targetUserId, int flags) { 14061 mContext.enforceCallingOrSelfPermission( 14062 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14063 int callingUid = Binder.getCallingUid(); 14064 enforceOwnerRights(ownerPackage, callingUid); 14065 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14066 if (intentFilter.countActions() == 0) { 14067 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14068 return; 14069 } 14070 synchronized (mPackages) { 14071 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14072 ownerPackage, targetUserId, flags); 14073 CrossProfileIntentResolver resolver = 14074 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14075 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14076 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14077 if (existing != null) { 14078 int size = existing.size(); 14079 for (int i = 0; i < size; i++) { 14080 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14081 return; 14082 } 14083 } 14084 } 14085 resolver.addFilter(newFilter); 14086 scheduleWritePackageRestrictionsLocked(sourceUserId); 14087 } 14088 } 14089 14090 @Override 14091 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14092 mContext.enforceCallingOrSelfPermission( 14093 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14094 int callingUid = Binder.getCallingUid(); 14095 enforceOwnerRights(ownerPackage, callingUid); 14096 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14097 synchronized (mPackages) { 14098 CrossProfileIntentResolver resolver = 14099 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14100 ArraySet<CrossProfileIntentFilter> set = 14101 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14102 for (CrossProfileIntentFilter filter : set) { 14103 if (filter.getOwnerPackage().equals(ownerPackage)) { 14104 resolver.removeFilter(filter); 14105 } 14106 } 14107 scheduleWritePackageRestrictionsLocked(sourceUserId); 14108 } 14109 } 14110 14111 // Enforcing that callingUid is owning pkg on userId 14112 private void enforceOwnerRights(String pkg, int callingUid) { 14113 // The system owns everything. 14114 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14115 return; 14116 } 14117 int callingUserId = UserHandle.getUserId(callingUid); 14118 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14119 if (pi == null) { 14120 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14121 + callingUserId); 14122 } 14123 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14124 throw new SecurityException("Calling uid " + callingUid 14125 + " does not own package " + pkg); 14126 } 14127 } 14128 14129 @Override 14130 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14131 Intent intent = new Intent(Intent.ACTION_MAIN); 14132 intent.addCategory(Intent.CATEGORY_HOME); 14133 14134 final int callingUserId = UserHandle.getCallingUserId(); 14135 List<ResolveInfo> list = queryIntentActivities(intent, null, 14136 PackageManager.GET_META_DATA, callingUserId); 14137 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14138 true, false, false, callingUserId); 14139 14140 allHomeCandidates.clear(); 14141 if (list != null) { 14142 for (ResolveInfo ri : list) { 14143 allHomeCandidates.add(ri); 14144 } 14145 } 14146 return (preferred == null || preferred.activityInfo == null) 14147 ? null 14148 : new ComponentName(preferred.activityInfo.packageName, 14149 preferred.activityInfo.name); 14150 } 14151 14152 @Override 14153 public void setApplicationEnabledSetting(String appPackageName, 14154 int newState, int flags, int userId, String callingPackage) { 14155 if (!sUserManager.exists(userId)) return; 14156 if (callingPackage == null) { 14157 callingPackage = Integer.toString(Binder.getCallingUid()); 14158 } 14159 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14160 } 14161 14162 @Override 14163 public void setComponentEnabledSetting(ComponentName componentName, 14164 int newState, int flags, int userId) { 14165 if (!sUserManager.exists(userId)) return; 14166 setEnabledSetting(componentName.getPackageName(), 14167 componentName.getClassName(), newState, flags, userId, null); 14168 } 14169 14170 private void setEnabledSetting(final String packageName, String className, int newState, 14171 final int flags, int userId, String callingPackage) { 14172 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14173 || newState == COMPONENT_ENABLED_STATE_ENABLED 14174 || newState == COMPONENT_ENABLED_STATE_DISABLED 14175 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14176 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14177 throw new IllegalArgumentException("Invalid new component state: " 14178 + newState); 14179 } 14180 PackageSetting pkgSetting; 14181 final int uid = Binder.getCallingUid(); 14182 final int permission = mContext.checkCallingOrSelfPermission( 14183 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14184 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14185 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14186 boolean sendNow = false; 14187 boolean isApp = (className == null); 14188 String componentName = isApp ? packageName : className; 14189 int packageUid = -1; 14190 ArrayList<String> components; 14191 14192 // writer 14193 synchronized (mPackages) { 14194 pkgSetting = mSettings.mPackages.get(packageName); 14195 if (pkgSetting == null) { 14196 if (className == null) { 14197 throw new IllegalArgumentException( 14198 "Unknown package: " + packageName); 14199 } 14200 throw new IllegalArgumentException( 14201 "Unknown component: " + packageName 14202 + "/" + className); 14203 } 14204 // Allow root and verify that userId is not being specified by a different user 14205 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14206 throw new SecurityException( 14207 "Permission Denial: attempt to change component state from pid=" 14208 + Binder.getCallingPid() 14209 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14210 } 14211 if (className == null) { 14212 // We're dealing with an application/package level state change 14213 if (pkgSetting.getEnabled(userId) == newState) { 14214 // Nothing to do 14215 return; 14216 } 14217 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14218 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14219 // Don't care about who enables an app. 14220 callingPackage = null; 14221 } 14222 pkgSetting.setEnabled(newState, userId, callingPackage); 14223 // pkgSetting.pkg.mSetEnabled = newState; 14224 } else { 14225 // We're dealing with a component level state change 14226 // First, verify that this is a valid class name. 14227 PackageParser.Package pkg = pkgSetting.pkg; 14228 if (pkg == null || !pkg.hasComponentClassName(className)) { 14229 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14230 throw new IllegalArgumentException("Component class " + className 14231 + " does not exist in " + packageName); 14232 } else { 14233 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14234 + className + " does not exist in " + packageName); 14235 } 14236 } 14237 switch (newState) { 14238 case COMPONENT_ENABLED_STATE_ENABLED: 14239 if (!pkgSetting.enableComponentLPw(className, userId)) { 14240 return; 14241 } 14242 break; 14243 case COMPONENT_ENABLED_STATE_DISABLED: 14244 if (!pkgSetting.disableComponentLPw(className, userId)) { 14245 return; 14246 } 14247 break; 14248 case COMPONENT_ENABLED_STATE_DEFAULT: 14249 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14250 return; 14251 } 14252 break; 14253 default: 14254 Slog.e(TAG, "Invalid new component state: " + newState); 14255 return; 14256 } 14257 } 14258 scheduleWritePackageRestrictionsLocked(userId); 14259 components = mPendingBroadcasts.get(userId, packageName); 14260 final boolean newPackage = components == null; 14261 if (newPackage) { 14262 components = new ArrayList<String>(); 14263 } 14264 if (!components.contains(componentName)) { 14265 components.add(componentName); 14266 } 14267 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14268 sendNow = true; 14269 // Purge entry from pending broadcast list if another one exists already 14270 // since we are sending one right away. 14271 mPendingBroadcasts.remove(userId, packageName); 14272 } else { 14273 if (newPackage) { 14274 mPendingBroadcasts.put(userId, packageName, components); 14275 } 14276 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14277 // Schedule a message 14278 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14279 } 14280 } 14281 } 14282 14283 long callingId = Binder.clearCallingIdentity(); 14284 try { 14285 if (sendNow) { 14286 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14287 sendPackageChangedBroadcast(packageName, 14288 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14289 } 14290 } finally { 14291 Binder.restoreCallingIdentity(callingId); 14292 } 14293 } 14294 14295 private void sendPackageChangedBroadcast(String packageName, 14296 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14297 if (DEBUG_INSTALL) 14298 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14299 + componentNames); 14300 Bundle extras = new Bundle(4); 14301 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14302 String nameList[] = new String[componentNames.size()]; 14303 componentNames.toArray(nameList); 14304 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14305 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14306 extras.putInt(Intent.EXTRA_UID, packageUid); 14307 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14308 new int[] {UserHandle.getUserId(packageUid)}); 14309 } 14310 14311 @Override 14312 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14313 if (!sUserManager.exists(userId)) return; 14314 final int uid = Binder.getCallingUid(); 14315 final int permission = mContext.checkCallingOrSelfPermission( 14316 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14317 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14318 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14319 // writer 14320 synchronized (mPackages) { 14321 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14322 allowedByPermission, uid, userId)) { 14323 scheduleWritePackageRestrictionsLocked(userId); 14324 } 14325 } 14326 } 14327 14328 @Override 14329 public String getInstallerPackageName(String packageName) { 14330 // reader 14331 synchronized (mPackages) { 14332 return mSettings.getInstallerPackageNameLPr(packageName); 14333 } 14334 } 14335 14336 @Override 14337 public int getApplicationEnabledSetting(String packageName, int userId) { 14338 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14339 int uid = Binder.getCallingUid(); 14340 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14341 // reader 14342 synchronized (mPackages) { 14343 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14344 } 14345 } 14346 14347 @Override 14348 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14349 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14350 int uid = Binder.getCallingUid(); 14351 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14352 // reader 14353 synchronized (mPackages) { 14354 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14355 } 14356 } 14357 14358 @Override 14359 public void enterSafeMode() { 14360 enforceSystemOrRoot("Only the system can request entering safe mode"); 14361 14362 if (!mSystemReady) { 14363 mSafeMode = true; 14364 } 14365 } 14366 14367 @Override 14368 public void systemReady() { 14369 mSystemReady = true; 14370 14371 // Read the compatibilty setting when the system is ready. 14372 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14373 mContext.getContentResolver(), 14374 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14375 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14376 if (DEBUG_SETTINGS) { 14377 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14378 } 14379 14380 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14381 14382 synchronized (mPackages) { 14383 // Verify that all of the preferred activity components actually 14384 // exist. It is possible for applications to be updated and at 14385 // that point remove a previously declared activity component that 14386 // had been set as a preferred activity. We try to clean this up 14387 // the next time we encounter that preferred activity, but it is 14388 // possible for the user flow to never be able to return to that 14389 // situation so here we do a sanity check to make sure we haven't 14390 // left any junk around. 14391 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14392 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14393 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14394 removed.clear(); 14395 for (PreferredActivity pa : pir.filterSet()) { 14396 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14397 removed.add(pa); 14398 } 14399 } 14400 if (removed.size() > 0) { 14401 for (int r=0; r<removed.size(); r++) { 14402 PreferredActivity pa = removed.get(r); 14403 Slog.w(TAG, "Removing dangling preferred activity: " 14404 + pa.mPref.mComponent); 14405 pir.removeFilter(pa); 14406 } 14407 mSettings.writePackageRestrictionsLPr( 14408 mSettings.mPreferredActivities.keyAt(i)); 14409 } 14410 } 14411 14412 for (int userId : UserManagerService.getInstance().getUserIds()) { 14413 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14414 grantPermissionsUserIds = ArrayUtils.appendInt( 14415 grantPermissionsUserIds, userId); 14416 } 14417 } 14418 } 14419 sUserManager.systemReady(); 14420 14421 // If we upgraded grant all default permissions before kicking off. 14422 for (int userId : grantPermissionsUserIds) { 14423 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14424 } 14425 14426 // Kick off any messages waiting for system ready 14427 if (mPostSystemReadyMessages != null) { 14428 for (Message msg : mPostSystemReadyMessages) { 14429 msg.sendToTarget(); 14430 } 14431 mPostSystemReadyMessages = null; 14432 } 14433 14434 // Watch for external volumes that come and go over time 14435 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14436 storage.registerListener(mStorageListener); 14437 14438 mInstallerService.systemReady(); 14439 mPackageDexOptimizer.systemReady(); 14440 } 14441 14442 @Override 14443 public boolean isSafeMode() { 14444 return mSafeMode; 14445 } 14446 14447 @Override 14448 public boolean hasSystemUidErrors() { 14449 return mHasSystemUidErrors; 14450 } 14451 14452 static String arrayToString(int[] array) { 14453 StringBuffer buf = new StringBuffer(128); 14454 buf.append('['); 14455 if (array != null) { 14456 for (int i=0; i<array.length; i++) { 14457 if (i > 0) buf.append(", "); 14458 buf.append(array[i]); 14459 } 14460 } 14461 buf.append(']'); 14462 return buf.toString(); 14463 } 14464 14465 static class DumpState { 14466 public static final int DUMP_LIBS = 1 << 0; 14467 public static final int DUMP_FEATURES = 1 << 1; 14468 public static final int DUMP_RESOLVERS = 1 << 2; 14469 public static final int DUMP_PERMISSIONS = 1 << 3; 14470 public static final int DUMP_PACKAGES = 1 << 4; 14471 public static final int DUMP_SHARED_USERS = 1 << 5; 14472 public static final int DUMP_MESSAGES = 1 << 6; 14473 public static final int DUMP_PROVIDERS = 1 << 7; 14474 public static final int DUMP_VERIFIERS = 1 << 8; 14475 public static final int DUMP_PREFERRED = 1 << 9; 14476 public static final int DUMP_PREFERRED_XML = 1 << 10; 14477 public static final int DUMP_KEYSETS = 1 << 11; 14478 public static final int DUMP_VERSION = 1 << 12; 14479 public static final int DUMP_INSTALLS = 1 << 13; 14480 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14481 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14482 14483 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14484 14485 private int mTypes; 14486 14487 private int mOptions; 14488 14489 private boolean mTitlePrinted; 14490 14491 private SharedUserSetting mSharedUser; 14492 14493 public boolean isDumping(int type) { 14494 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14495 return true; 14496 } 14497 14498 return (mTypes & type) != 0; 14499 } 14500 14501 public void setDump(int type) { 14502 mTypes |= type; 14503 } 14504 14505 public boolean isOptionEnabled(int option) { 14506 return (mOptions & option) != 0; 14507 } 14508 14509 public void setOptionEnabled(int option) { 14510 mOptions |= option; 14511 } 14512 14513 public boolean onTitlePrinted() { 14514 final boolean printed = mTitlePrinted; 14515 mTitlePrinted = true; 14516 return printed; 14517 } 14518 14519 public boolean getTitlePrinted() { 14520 return mTitlePrinted; 14521 } 14522 14523 public void setTitlePrinted(boolean enabled) { 14524 mTitlePrinted = enabled; 14525 } 14526 14527 public SharedUserSetting getSharedUser() { 14528 return mSharedUser; 14529 } 14530 14531 public void setSharedUser(SharedUserSetting user) { 14532 mSharedUser = user; 14533 } 14534 } 14535 14536 @Override 14537 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14538 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14539 != PackageManager.PERMISSION_GRANTED) { 14540 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14541 + Binder.getCallingPid() 14542 + ", uid=" + Binder.getCallingUid() 14543 + " without permission " 14544 + android.Manifest.permission.DUMP); 14545 return; 14546 } 14547 14548 DumpState dumpState = new DumpState(); 14549 boolean fullPreferred = false; 14550 boolean checkin = false; 14551 14552 String packageName = null; 14553 ArraySet<String> permissionNames = null; 14554 14555 int opti = 0; 14556 while (opti < args.length) { 14557 String opt = args[opti]; 14558 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14559 break; 14560 } 14561 opti++; 14562 14563 if ("-a".equals(opt)) { 14564 // Right now we only know how to print all. 14565 } else if ("-h".equals(opt)) { 14566 pw.println("Package manager dump options:"); 14567 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14568 pw.println(" --checkin: dump for a checkin"); 14569 pw.println(" -f: print details of intent filters"); 14570 pw.println(" -h: print this help"); 14571 pw.println(" cmd may be one of:"); 14572 pw.println(" l[ibraries]: list known shared libraries"); 14573 pw.println(" f[ibraries]: list device features"); 14574 pw.println(" k[eysets]: print known keysets"); 14575 pw.println(" r[esolvers]: dump intent resolvers"); 14576 pw.println(" perm[issions]: dump permissions"); 14577 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14578 pw.println(" pref[erred]: print preferred package settings"); 14579 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14580 pw.println(" prov[iders]: dump content providers"); 14581 pw.println(" p[ackages]: dump installed packages"); 14582 pw.println(" s[hared-users]: dump shared user IDs"); 14583 pw.println(" m[essages]: print collected runtime messages"); 14584 pw.println(" v[erifiers]: print package verifier info"); 14585 pw.println(" version: print database version info"); 14586 pw.println(" write: write current settings now"); 14587 pw.println(" <package.name>: info about given package"); 14588 pw.println(" installs: details about install sessions"); 14589 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14590 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14591 return; 14592 } else if ("--checkin".equals(opt)) { 14593 checkin = true; 14594 } else if ("-f".equals(opt)) { 14595 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14596 } else { 14597 pw.println("Unknown argument: " + opt + "; use -h for help"); 14598 } 14599 } 14600 14601 // Is the caller requesting to dump a particular piece of data? 14602 if (opti < args.length) { 14603 String cmd = args[opti]; 14604 opti++; 14605 // Is this a package name? 14606 if ("android".equals(cmd) || cmd.contains(".")) { 14607 packageName = cmd; 14608 // When dumping a single package, we always dump all of its 14609 // filter information since the amount of data will be reasonable. 14610 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14611 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14612 dumpState.setDump(DumpState.DUMP_LIBS); 14613 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14614 dumpState.setDump(DumpState.DUMP_FEATURES); 14615 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14616 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14617 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14618 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14619 } else if ("permission".equals(cmd)) { 14620 if (opti >= args.length) { 14621 pw.println("Error: permission requires permission name"); 14622 return; 14623 } 14624 permissionNames = new ArraySet<>(); 14625 while (opti < args.length) { 14626 permissionNames.add(args[opti]); 14627 opti++; 14628 } 14629 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14630 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14631 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14632 dumpState.setDump(DumpState.DUMP_PREFERRED); 14633 } else if ("preferred-xml".equals(cmd)) { 14634 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14635 if (opti < args.length && "--full".equals(args[opti])) { 14636 fullPreferred = true; 14637 opti++; 14638 } 14639 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14640 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14641 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14642 dumpState.setDump(DumpState.DUMP_PACKAGES); 14643 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14644 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14645 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14646 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14647 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14648 dumpState.setDump(DumpState.DUMP_MESSAGES); 14649 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14650 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14651 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14652 || "intent-filter-verifiers".equals(cmd)) { 14653 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14654 } else if ("version".equals(cmd)) { 14655 dumpState.setDump(DumpState.DUMP_VERSION); 14656 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14657 dumpState.setDump(DumpState.DUMP_KEYSETS); 14658 } else if ("installs".equals(cmd)) { 14659 dumpState.setDump(DumpState.DUMP_INSTALLS); 14660 } else if ("write".equals(cmd)) { 14661 synchronized (mPackages) { 14662 mSettings.writeLPr(); 14663 pw.println("Settings written."); 14664 return; 14665 } 14666 } 14667 } 14668 14669 if (checkin) { 14670 pw.println("vers,1"); 14671 } 14672 14673 // reader 14674 synchronized (mPackages) { 14675 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14676 if (!checkin) { 14677 if (dumpState.onTitlePrinted()) 14678 pw.println(); 14679 pw.println("Database versions:"); 14680 pw.print(" SDK Version:"); 14681 pw.print(" internal="); 14682 pw.print(mSettings.mInternalSdkPlatform); 14683 pw.print(" external="); 14684 pw.println(mSettings.mExternalSdkPlatform); 14685 pw.print(" DB Version:"); 14686 pw.print(" internal="); 14687 pw.print(mSettings.mInternalDatabaseVersion); 14688 pw.print(" external="); 14689 pw.println(mSettings.mExternalDatabaseVersion); 14690 } 14691 } 14692 14693 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14694 if (!checkin) { 14695 if (dumpState.onTitlePrinted()) 14696 pw.println(); 14697 pw.println("Verifiers:"); 14698 pw.print(" Required: "); 14699 pw.print(mRequiredVerifierPackage); 14700 pw.print(" (uid="); 14701 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14702 pw.println(")"); 14703 } else if (mRequiredVerifierPackage != null) { 14704 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14705 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14706 } 14707 } 14708 14709 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14710 packageName == null) { 14711 if (mIntentFilterVerifierComponent != null) { 14712 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14713 if (!checkin) { 14714 if (dumpState.onTitlePrinted()) 14715 pw.println(); 14716 pw.println("Intent Filter Verifier:"); 14717 pw.print(" Using: "); 14718 pw.print(verifierPackageName); 14719 pw.print(" (uid="); 14720 pw.print(getPackageUid(verifierPackageName, 0)); 14721 pw.println(")"); 14722 } else if (verifierPackageName != null) { 14723 pw.print("ifv,"); pw.print(verifierPackageName); 14724 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14725 } 14726 } else { 14727 pw.println(); 14728 pw.println("No Intent Filter Verifier available!"); 14729 } 14730 } 14731 14732 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14733 boolean printedHeader = false; 14734 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14735 while (it.hasNext()) { 14736 String name = it.next(); 14737 SharedLibraryEntry ent = mSharedLibraries.get(name); 14738 if (!checkin) { 14739 if (!printedHeader) { 14740 if (dumpState.onTitlePrinted()) 14741 pw.println(); 14742 pw.println("Libraries:"); 14743 printedHeader = true; 14744 } 14745 pw.print(" "); 14746 } else { 14747 pw.print("lib,"); 14748 } 14749 pw.print(name); 14750 if (!checkin) { 14751 pw.print(" -> "); 14752 } 14753 if (ent.path != null) { 14754 if (!checkin) { 14755 pw.print("(jar) "); 14756 pw.print(ent.path); 14757 } else { 14758 pw.print(",jar,"); 14759 pw.print(ent.path); 14760 } 14761 } else { 14762 if (!checkin) { 14763 pw.print("(apk) "); 14764 pw.print(ent.apk); 14765 } else { 14766 pw.print(",apk,"); 14767 pw.print(ent.apk); 14768 } 14769 } 14770 pw.println(); 14771 } 14772 } 14773 14774 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14775 if (dumpState.onTitlePrinted()) 14776 pw.println(); 14777 if (!checkin) { 14778 pw.println("Features:"); 14779 } 14780 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14781 while (it.hasNext()) { 14782 String name = it.next(); 14783 if (!checkin) { 14784 pw.print(" "); 14785 } else { 14786 pw.print("feat,"); 14787 } 14788 pw.println(name); 14789 } 14790 } 14791 14792 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14793 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14794 : "Activity Resolver Table:", " ", packageName, 14795 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14796 dumpState.setTitlePrinted(true); 14797 } 14798 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14799 : "Receiver Resolver Table:", " ", packageName, 14800 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14801 dumpState.setTitlePrinted(true); 14802 } 14803 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14804 : "Service Resolver Table:", " ", packageName, 14805 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14806 dumpState.setTitlePrinted(true); 14807 } 14808 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14809 : "Provider Resolver Table:", " ", packageName, 14810 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14811 dumpState.setTitlePrinted(true); 14812 } 14813 } 14814 14815 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14816 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14817 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14818 int user = mSettings.mPreferredActivities.keyAt(i); 14819 if (pir.dump(pw, 14820 dumpState.getTitlePrinted() 14821 ? "\nPreferred Activities User " + user + ":" 14822 : "Preferred Activities User " + user + ":", " ", 14823 packageName, true, false)) { 14824 dumpState.setTitlePrinted(true); 14825 } 14826 } 14827 } 14828 14829 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14830 pw.flush(); 14831 FileOutputStream fout = new FileOutputStream(fd); 14832 BufferedOutputStream str = new BufferedOutputStream(fout); 14833 XmlSerializer serializer = new FastXmlSerializer(); 14834 try { 14835 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14836 serializer.startDocument(null, true); 14837 serializer.setFeature( 14838 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14839 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14840 serializer.endDocument(); 14841 serializer.flush(); 14842 } catch (IllegalArgumentException e) { 14843 pw.println("Failed writing: " + e); 14844 } catch (IllegalStateException e) { 14845 pw.println("Failed writing: " + e); 14846 } catch (IOException e) { 14847 pw.println("Failed writing: " + e); 14848 } 14849 } 14850 14851 if (!checkin 14852 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14853 && packageName == null) { 14854 pw.println(); 14855 int count = mSettings.mPackages.size(); 14856 if (count == 0) { 14857 pw.println("No applications!"); 14858 pw.println(); 14859 } else { 14860 final String prefix = " "; 14861 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14862 if (allPackageSettings.size() == 0) { 14863 pw.println("No domain preferred apps!"); 14864 pw.println(); 14865 } else { 14866 pw.println("App verification status:"); 14867 pw.println(); 14868 count = 0; 14869 for (PackageSetting ps : allPackageSettings) { 14870 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14871 if (ivi == null || ivi.getPackageName() == null) continue; 14872 pw.println(prefix + "Package: " + ivi.getPackageName()); 14873 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14874 pw.println(prefix + "Status: " + ivi.getStatusString()); 14875 pw.println(); 14876 count++; 14877 } 14878 if (count == 0) { 14879 pw.println(prefix + "No app verification established."); 14880 pw.println(); 14881 } 14882 for (int userId : sUserManager.getUserIds()) { 14883 pw.println("App linkages for user " + userId + ":"); 14884 pw.println(); 14885 count = 0; 14886 for (PackageSetting ps : allPackageSettings) { 14887 final int status = ps.getDomainVerificationStatusForUser(userId); 14888 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14889 continue; 14890 } 14891 pw.println(prefix + "Package: " + ps.name); 14892 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14893 String statusStr = IntentFilterVerificationInfo. 14894 getStatusStringFromValue(status); 14895 pw.println(prefix + "Status: " + statusStr); 14896 pw.println(); 14897 count++; 14898 } 14899 if (count == 0) { 14900 pw.println(prefix + "No configured app linkages."); 14901 pw.println(); 14902 } 14903 } 14904 } 14905 } 14906 } 14907 14908 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14909 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14910 if (packageName == null && permissionNames == null) { 14911 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14912 if (iperm == 0) { 14913 if (dumpState.onTitlePrinted()) 14914 pw.println(); 14915 pw.println("AppOp Permissions:"); 14916 } 14917 pw.print(" AppOp Permission "); 14918 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14919 pw.println(":"); 14920 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14921 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14922 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14923 } 14924 } 14925 } 14926 } 14927 14928 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14929 boolean printedSomething = false; 14930 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14931 if (packageName != null && !packageName.equals(p.info.packageName)) { 14932 continue; 14933 } 14934 if (!printedSomething) { 14935 if (dumpState.onTitlePrinted()) 14936 pw.println(); 14937 pw.println("Registered ContentProviders:"); 14938 printedSomething = true; 14939 } 14940 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14941 pw.print(" "); pw.println(p.toString()); 14942 } 14943 printedSomething = false; 14944 for (Map.Entry<String, PackageParser.Provider> entry : 14945 mProvidersByAuthority.entrySet()) { 14946 PackageParser.Provider p = entry.getValue(); 14947 if (packageName != null && !packageName.equals(p.info.packageName)) { 14948 continue; 14949 } 14950 if (!printedSomething) { 14951 if (dumpState.onTitlePrinted()) 14952 pw.println(); 14953 pw.println("ContentProvider Authorities:"); 14954 printedSomething = true; 14955 } 14956 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14957 pw.print(" "); pw.println(p.toString()); 14958 if (p.info != null && p.info.applicationInfo != null) { 14959 final String appInfo = p.info.applicationInfo.toString(); 14960 pw.print(" applicationInfo="); pw.println(appInfo); 14961 } 14962 } 14963 } 14964 14965 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14966 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14967 } 14968 14969 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14970 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14971 } 14972 14973 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14974 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14975 } 14976 14977 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14978 // XXX should handle packageName != null by dumping only install data that 14979 // the given package is involved with. 14980 if (dumpState.onTitlePrinted()) pw.println(); 14981 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14982 } 14983 14984 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14985 if (dumpState.onTitlePrinted()) pw.println(); 14986 mSettings.dumpReadMessagesLPr(pw, dumpState); 14987 14988 pw.println(); 14989 pw.println("Package warning messages:"); 14990 BufferedReader in = null; 14991 String line = null; 14992 try { 14993 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14994 while ((line = in.readLine()) != null) { 14995 if (line.contains("ignored: updated version")) continue; 14996 pw.println(line); 14997 } 14998 } catch (IOException ignored) { 14999 } finally { 15000 IoUtils.closeQuietly(in); 15001 } 15002 } 15003 15004 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15005 BufferedReader in = null; 15006 String line = null; 15007 try { 15008 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15009 while ((line = in.readLine()) != null) { 15010 if (line.contains("ignored: updated version")) continue; 15011 pw.print("msg,"); 15012 pw.println(line); 15013 } 15014 } catch (IOException ignored) { 15015 } finally { 15016 IoUtils.closeQuietly(in); 15017 } 15018 } 15019 } 15020 } 15021 15022 private String dumpDomainString(String packageName) { 15023 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15024 List<IntentFilter> filters = getAllIntentFilters(packageName); 15025 15026 ArraySet<String> result = new ArraySet<>(); 15027 if (iviList.size() > 0) { 15028 for (IntentFilterVerificationInfo ivi : iviList) { 15029 for (String host : ivi.getDomains()) { 15030 result.add(host); 15031 } 15032 } 15033 } 15034 if (filters != null && filters.size() > 0) { 15035 for (IntentFilter filter : filters) { 15036 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15037 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15038 result.addAll(filter.getHostsList()); 15039 } 15040 } 15041 } 15042 15043 StringBuilder sb = new StringBuilder(result.size() * 16); 15044 for (String domain : result) { 15045 if (sb.length() > 0) sb.append(" "); 15046 sb.append(domain); 15047 } 15048 return sb.toString(); 15049 } 15050 15051 // ------- apps on sdcard specific code ------- 15052 static final boolean DEBUG_SD_INSTALL = false; 15053 15054 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15055 15056 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15057 15058 private boolean mMediaMounted = false; 15059 15060 static String getEncryptKey() { 15061 try { 15062 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15063 SD_ENCRYPTION_KEYSTORE_NAME); 15064 if (sdEncKey == null) { 15065 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15066 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15067 if (sdEncKey == null) { 15068 Slog.e(TAG, "Failed to create encryption keys"); 15069 return null; 15070 } 15071 } 15072 return sdEncKey; 15073 } catch (NoSuchAlgorithmException nsae) { 15074 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15075 return null; 15076 } catch (IOException ioe) { 15077 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15078 return null; 15079 } 15080 } 15081 15082 /* 15083 * Update media status on PackageManager. 15084 */ 15085 @Override 15086 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15087 int callingUid = Binder.getCallingUid(); 15088 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15089 throw new SecurityException("Media status can only be updated by the system"); 15090 } 15091 // reader; this apparently protects mMediaMounted, but should probably 15092 // be a different lock in that case. 15093 synchronized (mPackages) { 15094 Log.i(TAG, "Updating external media status from " 15095 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15096 + (mediaStatus ? "mounted" : "unmounted")); 15097 if (DEBUG_SD_INSTALL) 15098 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15099 + ", mMediaMounted=" + mMediaMounted); 15100 if (mediaStatus == mMediaMounted) { 15101 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15102 : 0, -1); 15103 mHandler.sendMessage(msg); 15104 return; 15105 } 15106 mMediaMounted = mediaStatus; 15107 } 15108 // Queue up an async operation since the package installation may take a 15109 // little while. 15110 mHandler.post(new Runnable() { 15111 public void run() { 15112 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15113 } 15114 }); 15115 } 15116 15117 /** 15118 * Called by MountService when the initial ASECs to scan are available. 15119 * Should block until all the ASEC containers are finished being scanned. 15120 */ 15121 public void scanAvailableAsecs() { 15122 updateExternalMediaStatusInner(true, false, false); 15123 if (mShouldRestoreconData) { 15124 SELinuxMMAC.setRestoreconDone(); 15125 mShouldRestoreconData = false; 15126 } 15127 } 15128 15129 /* 15130 * Collect information of applications on external media, map them against 15131 * existing containers and update information based on current mount status. 15132 * Please note that we always have to report status if reportStatus has been 15133 * set to true especially when unloading packages. 15134 */ 15135 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15136 boolean externalStorage) { 15137 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15138 int[] uidArr = EmptyArray.INT; 15139 15140 final String[] list = PackageHelper.getSecureContainerList(); 15141 if (ArrayUtils.isEmpty(list)) { 15142 Log.i(TAG, "No secure containers found"); 15143 } else { 15144 // Process list of secure containers and categorize them 15145 // as active or stale based on their package internal state. 15146 15147 // reader 15148 synchronized (mPackages) { 15149 for (String cid : list) { 15150 // Leave stages untouched for now; installer service owns them 15151 if (PackageInstallerService.isStageName(cid)) continue; 15152 15153 if (DEBUG_SD_INSTALL) 15154 Log.i(TAG, "Processing container " + cid); 15155 String pkgName = getAsecPackageName(cid); 15156 if (pkgName == null) { 15157 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15158 continue; 15159 } 15160 if (DEBUG_SD_INSTALL) 15161 Log.i(TAG, "Looking for pkg : " + pkgName); 15162 15163 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15164 if (ps == null) { 15165 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15166 continue; 15167 } 15168 15169 /* 15170 * Skip packages that are not external if we're unmounting 15171 * external storage. 15172 */ 15173 if (externalStorage && !isMounted && !isExternal(ps)) { 15174 continue; 15175 } 15176 15177 final AsecInstallArgs args = new AsecInstallArgs(cid, 15178 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15179 // The package status is changed only if the code path 15180 // matches between settings and the container id. 15181 if (ps.codePathString != null 15182 && ps.codePathString.startsWith(args.getCodePath())) { 15183 if (DEBUG_SD_INSTALL) { 15184 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15185 + " at code path: " + ps.codePathString); 15186 } 15187 15188 // We do have a valid package installed on sdcard 15189 processCids.put(args, ps.codePathString); 15190 final int uid = ps.appId; 15191 if (uid != -1) { 15192 uidArr = ArrayUtils.appendInt(uidArr, uid); 15193 } 15194 } else { 15195 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15196 + ps.codePathString); 15197 } 15198 } 15199 } 15200 15201 Arrays.sort(uidArr); 15202 } 15203 15204 // Process packages with valid entries. 15205 if (isMounted) { 15206 if (DEBUG_SD_INSTALL) 15207 Log.i(TAG, "Loading packages"); 15208 loadMediaPackages(processCids, uidArr); 15209 startCleaningPackages(); 15210 mInstallerService.onSecureContainersAvailable(); 15211 } else { 15212 if (DEBUG_SD_INSTALL) 15213 Log.i(TAG, "Unloading packages"); 15214 unloadMediaPackages(processCids, uidArr, reportStatus); 15215 } 15216 } 15217 15218 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15219 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15220 final int size = infos.size(); 15221 final String[] packageNames = new String[size]; 15222 final int[] packageUids = new int[size]; 15223 for (int i = 0; i < size; i++) { 15224 final ApplicationInfo info = infos.get(i); 15225 packageNames[i] = info.packageName; 15226 packageUids[i] = info.uid; 15227 } 15228 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15229 finishedReceiver); 15230 } 15231 15232 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15233 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15234 sendResourcesChangedBroadcast(mediaStatus, replacing, 15235 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15236 } 15237 15238 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15239 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15240 int size = pkgList.length; 15241 if (size > 0) { 15242 // Send broadcasts here 15243 Bundle extras = new Bundle(); 15244 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15245 if (uidArr != null) { 15246 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15247 } 15248 if (replacing) { 15249 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15250 } 15251 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15252 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15253 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15254 } 15255 } 15256 15257 /* 15258 * Look at potentially valid container ids from processCids If package 15259 * information doesn't match the one on record or package scanning fails, 15260 * the cid is added to list of removeCids. We currently don't delete stale 15261 * containers. 15262 */ 15263 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15264 ArrayList<String> pkgList = new ArrayList<String>(); 15265 Set<AsecInstallArgs> keys = processCids.keySet(); 15266 15267 for (AsecInstallArgs args : keys) { 15268 String codePath = processCids.get(args); 15269 if (DEBUG_SD_INSTALL) 15270 Log.i(TAG, "Loading container : " + args.cid); 15271 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15272 try { 15273 // Make sure there are no container errors first. 15274 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15275 Slog.e(TAG, "Failed to mount cid : " + args.cid 15276 + " when installing from sdcard"); 15277 continue; 15278 } 15279 // Check code path here. 15280 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15281 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15282 + " does not match one in settings " + codePath); 15283 continue; 15284 } 15285 // Parse package 15286 int parseFlags = mDefParseFlags; 15287 if (args.isExternalAsec()) { 15288 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15289 } 15290 if (args.isFwdLocked()) { 15291 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15292 } 15293 15294 synchronized (mInstallLock) { 15295 PackageParser.Package pkg = null; 15296 try { 15297 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15298 } catch (PackageManagerException e) { 15299 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15300 } 15301 // Scan the package 15302 if (pkg != null) { 15303 /* 15304 * TODO why is the lock being held? doPostInstall is 15305 * called in other places without the lock. This needs 15306 * to be straightened out. 15307 */ 15308 // writer 15309 synchronized (mPackages) { 15310 retCode = PackageManager.INSTALL_SUCCEEDED; 15311 pkgList.add(pkg.packageName); 15312 // Post process args 15313 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15314 pkg.applicationInfo.uid); 15315 } 15316 } else { 15317 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15318 } 15319 } 15320 15321 } finally { 15322 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15323 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15324 } 15325 } 15326 } 15327 // writer 15328 synchronized (mPackages) { 15329 // If the platform SDK has changed since the last time we booted, 15330 // we need to re-grant app permission to catch any new ones that 15331 // appear. This is really a hack, and means that apps can in some 15332 // cases get permissions that the user didn't initially explicitly 15333 // allow... it would be nice to have some better way to handle 15334 // this situation. 15335 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15336 if (regrantPermissions) 15337 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15338 + mSdkVersion + "; regranting permissions for external storage"); 15339 mSettings.mExternalSdkPlatform = mSdkVersion; 15340 15341 // Make sure group IDs have been assigned, and any permission 15342 // changes in other apps are accounted for 15343 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15344 | (regrantPermissions 15345 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15346 : 0)); 15347 15348 mSettings.updateExternalDatabaseVersion(); 15349 15350 // can downgrade to reader 15351 // Persist settings 15352 mSettings.writeLPr(); 15353 } 15354 // Send a broadcast to let everyone know we are done processing 15355 if (pkgList.size() > 0) { 15356 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15357 } 15358 } 15359 15360 /* 15361 * Utility method to unload a list of specified containers 15362 */ 15363 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15364 // Just unmount all valid containers. 15365 for (AsecInstallArgs arg : cidArgs) { 15366 synchronized (mInstallLock) { 15367 arg.doPostDeleteLI(false); 15368 } 15369 } 15370 } 15371 15372 /* 15373 * Unload packages mounted on external media. This involves deleting package 15374 * data from internal structures, sending broadcasts about diabled packages, 15375 * gc'ing to free up references, unmounting all secure containers 15376 * corresponding to packages on external media, and posting a 15377 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15378 * that we always have to post this message if status has been requested no 15379 * matter what. 15380 */ 15381 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15382 final boolean reportStatus) { 15383 if (DEBUG_SD_INSTALL) 15384 Log.i(TAG, "unloading media packages"); 15385 ArrayList<String> pkgList = new ArrayList<String>(); 15386 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15387 final Set<AsecInstallArgs> keys = processCids.keySet(); 15388 for (AsecInstallArgs args : keys) { 15389 String pkgName = args.getPackageName(); 15390 if (DEBUG_SD_INSTALL) 15391 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15392 // Delete package internally 15393 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15394 synchronized (mInstallLock) { 15395 boolean res = deletePackageLI(pkgName, null, false, null, null, 15396 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15397 if (res) { 15398 pkgList.add(pkgName); 15399 } else { 15400 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15401 failedList.add(args); 15402 } 15403 } 15404 } 15405 15406 // reader 15407 synchronized (mPackages) { 15408 // We didn't update the settings after removing each package; 15409 // write them now for all packages. 15410 mSettings.writeLPr(); 15411 } 15412 15413 // We have to absolutely send UPDATED_MEDIA_STATUS only 15414 // after confirming that all the receivers processed the ordered 15415 // broadcast when packages get disabled, force a gc to clean things up. 15416 // and unload all the containers. 15417 if (pkgList.size() > 0) { 15418 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15419 new IIntentReceiver.Stub() { 15420 public void performReceive(Intent intent, int resultCode, String data, 15421 Bundle extras, boolean ordered, boolean sticky, 15422 int sendingUser) throws RemoteException { 15423 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15424 reportStatus ? 1 : 0, 1, keys); 15425 mHandler.sendMessage(msg); 15426 } 15427 }); 15428 } else { 15429 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15430 keys); 15431 mHandler.sendMessage(msg); 15432 } 15433 } 15434 15435 private void loadPrivatePackages(VolumeInfo vol) { 15436 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15437 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15438 synchronized (mInstallLock) { 15439 synchronized (mPackages) { 15440 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15441 for (PackageSetting ps : packages) { 15442 final PackageParser.Package pkg; 15443 try { 15444 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15445 loaded.add(pkg.applicationInfo); 15446 } catch (PackageManagerException e) { 15447 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15448 } 15449 } 15450 15451 // TODO: regrant any permissions that changed based since original install 15452 15453 mSettings.writeLPr(); 15454 } 15455 } 15456 15457 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15458 sendResourcesChangedBroadcast(true, false, loaded, null); 15459 } 15460 15461 private void unloadPrivatePackages(VolumeInfo vol) { 15462 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15463 synchronized (mInstallLock) { 15464 synchronized (mPackages) { 15465 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15466 for (PackageSetting ps : packages) { 15467 if (ps.pkg == null) continue; 15468 15469 final ApplicationInfo info = ps.pkg.applicationInfo; 15470 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15471 if (deletePackageLI(ps.name, null, false, null, null, 15472 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15473 unloaded.add(info); 15474 } else { 15475 Slog.w(TAG, "Failed to unload " + ps.codePath); 15476 } 15477 } 15478 15479 mSettings.writeLPr(); 15480 } 15481 } 15482 15483 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15484 sendResourcesChangedBroadcast(false, false, unloaded, null); 15485 } 15486 15487 /** 15488 * Examine all users present on given mounted volume, and destroy data 15489 * belonging to users that are no longer valid, or whose user ID has been 15490 * recycled. 15491 */ 15492 private void reconcileUsers(String volumeUuid) { 15493 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15494 if (ArrayUtils.isEmpty(files)) { 15495 Slog.d(TAG, "No users found on " + volumeUuid); 15496 return; 15497 } 15498 15499 for (File file : files) { 15500 if (!file.isDirectory()) continue; 15501 15502 final int userId; 15503 final UserInfo info; 15504 try { 15505 userId = Integer.parseInt(file.getName()); 15506 info = sUserManager.getUserInfo(userId); 15507 } catch (NumberFormatException e) { 15508 Slog.w(TAG, "Invalid user directory " + file); 15509 continue; 15510 } 15511 15512 boolean destroyUser = false; 15513 if (info == null) { 15514 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15515 + " because no matching user was found"); 15516 destroyUser = true; 15517 } else { 15518 try { 15519 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15520 } catch (IOException e) { 15521 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15522 + " because we failed to enforce serial number: " + e); 15523 destroyUser = true; 15524 } 15525 } 15526 15527 if (destroyUser) { 15528 synchronized (mInstallLock) { 15529 mInstaller.removeUserDataDirs(volumeUuid, userId); 15530 } 15531 } 15532 } 15533 15534 final UserManager um = mContext.getSystemService(UserManager.class); 15535 for (UserInfo user : um.getUsers()) { 15536 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15537 if (userDir.exists()) continue; 15538 15539 try { 15540 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15541 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15542 } catch (IOException e) { 15543 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15544 } 15545 } 15546 } 15547 15548 /** 15549 * Examine all apps present on given mounted volume, and destroy apps that 15550 * aren't expected, either due to uninstallation or reinstallation on 15551 * another volume. 15552 */ 15553 private void reconcileApps(String volumeUuid) { 15554 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15555 if (ArrayUtils.isEmpty(files)) { 15556 Slog.d(TAG, "No apps found on " + volumeUuid); 15557 return; 15558 } 15559 15560 for (File file : files) { 15561 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15562 && !PackageInstallerService.isStageName(file.getName()); 15563 if (!isPackage) { 15564 // Ignore entries which are not packages 15565 continue; 15566 } 15567 15568 boolean destroyApp = false; 15569 String packageName = null; 15570 try { 15571 final PackageLite pkg = PackageParser.parsePackageLite(file, 15572 PackageParser.PARSE_MUST_BE_APK); 15573 packageName = pkg.packageName; 15574 15575 synchronized (mPackages) { 15576 final PackageSetting ps = mSettings.mPackages.get(packageName); 15577 if (ps == null) { 15578 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15579 + volumeUuid + " because we found no install record"); 15580 destroyApp = true; 15581 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15582 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15583 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15584 destroyApp = true; 15585 } 15586 } 15587 15588 } catch (PackageParserException e) { 15589 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15590 destroyApp = true; 15591 } 15592 15593 if (destroyApp) { 15594 synchronized (mInstallLock) { 15595 if (packageName != null) { 15596 removeDataDirsLI(volumeUuid, packageName); 15597 } 15598 if (file.isDirectory()) { 15599 mInstaller.rmPackageDir(file.getAbsolutePath()); 15600 } else { 15601 file.delete(); 15602 } 15603 } 15604 } 15605 } 15606 } 15607 15608 private void unfreezePackage(String packageName) { 15609 synchronized (mPackages) { 15610 final PackageSetting ps = mSettings.mPackages.get(packageName); 15611 if (ps != null) { 15612 ps.frozen = false; 15613 } 15614 } 15615 } 15616 15617 @Override 15618 public int movePackage(final String packageName, final String volumeUuid) { 15619 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15620 15621 final int moveId = mNextMoveId.getAndIncrement(); 15622 try { 15623 movePackageInternal(packageName, volumeUuid, moveId); 15624 } catch (PackageManagerException e) { 15625 Slog.w(TAG, "Failed to move " + packageName, e); 15626 mMoveCallbacks.notifyStatusChanged(moveId, 15627 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15628 } 15629 return moveId; 15630 } 15631 15632 private void movePackageInternal(final String packageName, final String volumeUuid, 15633 final int moveId) throws PackageManagerException { 15634 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15635 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15636 final PackageManager pm = mContext.getPackageManager(); 15637 15638 final boolean currentAsec; 15639 final String currentVolumeUuid; 15640 final File codeFile; 15641 final String installerPackageName; 15642 final String packageAbiOverride; 15643 final int appId; 15644 final String seinfo; 15645 final String label; 15646 15647 // reader 15648 synchronized (mPackages) { 15649 final PackageParser.Package pkg = mPackages.get(packageName); 15650 final PackageSetting ps = mSettings.mPackages.get(packageName); 15651 if (pkg == null || ps == null) { 15652 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15653 } 15654 15655 if (pkg.applicationInfo.isSystemApp()) { 15656 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15657 "Cannot move system application"); 15658 } 15659 15660 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15661 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15662 "Package already moved to " + volumeUuid); 15663 } 15664 15665 final File probe = new File(pkg.codePath); 15666 final File probeOat = new File(probe, "oat"); 15667 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15668 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15669 "Move only supported for modern cluster style installs"); 15670 } 15671 15672 if (ps.frozen) { 15673 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15674 "Failed to move already frozen package"); 15675 } 15676 ps.frozen = true; 15677 15678 currentAsec = pkg.applicationInfo.isForwardLocked() 15679 || pkg.applicationInfo.isExternalAsec(); 15680 currentVolumeUuid = ps.volumeUuid; 15681 codeFile = new File(pkg.codePath); 15682 installerPackageName = ps.installerPackageName; 15683 packageAbiOverride = ps.cpuAbiOverrideString; 15684 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15685 seinfo = pkg.applicationInfo.seinfo; 15686 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15687 } 15688 15689 // Now that we're guarded by frozen state, kill app during move 15690 killApplication(packageName, appId, "move pkg"); 15691 15692 final Bundle extras = new Bundle(); 15693 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15694 extras.putString(Intent.EXTRA_TITLE, label); 15695 mMoveCallbacks.notifyCreated(moveId, extras); 15696 15697 int installFlags; 15698 final boolean moveCompleteApp; 15699 final File measurePath; 15700 15701 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15702 installFlags = INSTALL_INTERNAL; 15703 moveCompleteApp = !currentAsec; 15704 measurePath = Environment.getDataAppDirectory(volumeUuid); 15705 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15706 installFlags = INSTALL_EXTERNAL; 15707 moveCompleteApp = false; 15708 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15709 } else { 15710 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15711 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15712 || !volume.isMountedWritable()) { 15713 unfreezePackage(packageName); 15714 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15715 "Move location not mounted private volume"); 15716 } 15717 15718 Preconditions.checkState(!currentAsec); 15719 15720 installFlags = INSTALL_INTERNAL; 15721 moveCompleteApp = true; 15722 measurePath = Environment.getDataAppDirectory(volumeUuid); 15723 } 15724 15725 final PackageStats stats = new PackageStats(null, -1); 15726 synchronized (mInstaller) { 15727 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15728 unfreezePackage(packageName); 15729 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15730 "Failed to measure package size"); 15731 } 15732 } 15733 15734 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15735 + stats.dataSize); 15736 15737 final long startFreeBytes = measurePath.getFreeSpace(); 15738 final long sizeBytes; 15739 if (moveCompleteApp) { 15740 sizeBytes = stats.codeSize + stats.dataSize; 15741 } else { 15742 sizeBytes = stats.codeSize; 15743 } 15744 15745 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15746 unfreezePackage(packageName); 15747 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15748 "Not enough free space to move"); 15749 } 15750 15751 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15752 15753 final CountDownLatch installedLatch = new CountDownLatch(1); 15754 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15755 @Override 15756 public void onUserActionRequired(Intent intent) throws RemoteException { 15757 throw new IllegalStateException(); 15758 } 15759 15760 @Override 15761 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15762 Bundle extras) throws RemoteException { 15763 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15764 + PackageManager.installStatusToString(returnCode, msg)); 15765 15766 installedLatch.countDown(); 15767 15768 // Regardless of success or failure of the move operation, 15769 // always unfreeze the package 15770 unfreezePackage(packageName); 15771 15772 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15773 switch (status) { 15774 case PackageInstaller.STATUS_SUCCESS: 15775 mMoveCallbacks.notifyStatusChanged(moveId, 15776 PackageManager.MOVE_SUCCEEDED); 15777 break; 15778 case PackageInstaller.STATUS_FAILURE_STORAGE: 15779 mMoveCallbacks.notifyStatusChanged(moveId, 15780 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15781 break; 15782 default: 15783 mMoveCallbacks.notifyStatusChanged(moveId, 15784 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15785 break; 15786 } 15787 } 15788 }; 15789 15790 final MoveInfo move; 15791 if (moveCompleteApp) { 15792 // Kick off a thread to report progress estimates 15793 new Thread() { 15794 @Override 15795 public void run() { 15796 while (true) { 15797 try { 15798 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15799 break; 15800 } 15801 } catch (InterruptedException ignored) { 15802 } 15803 15804 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15805 final int progress = 10 + (int) MathUtils.constrain( 15806 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15807 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15808 } 15809 } 15810 }.start(); 15811 15812 final String dataAppName = codeFile.getName(); 15813 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15814 dataAppName, appId, seinfo); 15815 } else { 15816 move = null; 15817 } 15818 15819 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15820 15821 final Message msg = mHandler.obtainMessage(INIT_COPY); 15822 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15823 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15824 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15825 mHandler.sendMessage(msg); 15826 } 15827 15828 @Override 15829 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15830 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15831 15832 final int realMoveId = mNextMoveId.getAndIncrement(); 15833 final Bundle extras = new Bundle(); 15834 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15835 mMoveCallbacks.notifyCreated(realMoveId, extras); 15836 15837 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15838 @Override 15839 public void onCreated(int moveId, Bundle extras) { 15840 // Ignored 15841 } 15842 15843 @Override 15844 public void onStatusChanged(int moveId, int status, long estMillis) { 15845 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15846 } 15847 }; 15848 15849 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15850 storage.setPrimaryStorageUuid(volumeUuid, callback); 15851 return realMoveId; 15852 } 15853 15854 @Override 15855 public int getMoveStatus(int moveId) { 15856 mContext.enforceCallingOrSelfPermission( 15857 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15858 return mMoveCallbacks.mLastStatus.get(moveId); 15859 } 15860 15861 @Override 15862 public void registerMoveCallback(IPackageMoveObserver callback) { 15863 mContext.enforceCallingOrSelfPermission( 15864 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15865 mMoveCallbacks.register(callback); 15866 } 15867 15868 @Override 15869 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15870 mContext.enforceCallingOrSelfPermission( 15871 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15872 mMoveCallbacks.unregister(callback); 15873 } 15874 15875 @Override 15876 public boolean setInstallLocation(int loc) { 15877 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15878 null); 15879 if (getInstallLocation() == loc) { 15880 return true; 15881 } 15882 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15883 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15884 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15885 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15886 return true; 15887 } 15888 return false; 15889 } 15890 15891 @Override 15892 public int getInstallLocation() { 15893 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15894 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15895 PackageHelper.APP_INSTALL_AUTO); 15896 } 15897 15898 /** Called by UserManagerService */ 15899 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15900 mDirtyUsers.remove(userHandle); 15901 mSettings.removeUserLPw(userHandle); 15902 mPendingBroadcasts.remove(userHandle); 15903 if (mInstaller != null) { 15904 // Technically, we shouldn't be doing this with the package lock 15905 // held. However, this is very rare, and there is already so much 15906 // other disk I/O going on, that we'll let it slide for now. 15907 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15908 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15909 final String volumeUuid = vol.getFsUuid(); 15910 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15911 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15912 } 15913 } 15914 mUserNeedsBadging.delete(userHandle); 15915 removeUnusedPackagesLILPw(userManager, userHandle); 15916 } 15917 15918 /** 15919 * We're removing userHandle and would like to remove any downloaded packages 15920 * that are no longer in use by any other user. 15921 * @param userHandle the user being removed 15922 */ 15923 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15924 final boolean DEBUG_CLEAN_APKS = false; 15925 int [] users = userManager.getUserIdsLPr(); 15926 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15927 while (psit.hasNext()) { 15928 PackageSetting ps = psit.next(); 15929 if (ps.pkg == null) { 15930 continue; 15931 } 15932 final String packageName = ps.pkg.packageName; 15933 // Skip over if system app 15934 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15935 continue; 15936 } 15937 if (DEBUG_CLEAN_APKS) { 15938 Slog.i(TAG, "Checking package " + packageName); 15939 } 15940 boolean keep = false; 15941 for (int i = 0; i < users.length; i++) { 15942 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15943 keep = true; 15944 if (DEBUG_CLEAN_APKS) { 15945 Slog.i(TAG, " Keeping package " + packageName + " for user " 15946 + users[i]); 15947 } 15948 break; 15949 } 15950 } 15951 if (!keep) { 15952 if (DEBUG_CLEAN_APKS) { 15953 Slog.i(TAG, " Removing package " + packageName); 15954 } 15955 mHandler.post(new Runnable() { 15956 public void run() { 15957 deletePackageX(packageName, userHandle, 0); 15958 } //end run 15959 }); 15960 } 15961 } 15962 } 15963 15964 /** Called by UserManagerService */ 15965 void createNewUserLILPw(int userHandle) { 15966 if (mInstaller != null) { 15967 mInstaller.createUserConfig(userHandle); 15968 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15969 applyFactoryDefaultBrowserLPw(userHandle); 15970 primeDomainVerificationsLPw(userHandle); 15971 } 15972 } 15973 15974 void newUserCreated(final int userHandle) { 15975 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15976 } 15977 15978 @Override 15979 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15980 mContext.enforceCallingOrSelfPermission( 15981 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15982 "Only package verification agents can read the verifier device identity"); 15983 15984 synchronized (mPackages) { 15985 return mSettings.getVerifierDeviceIdentityLPw(); 15986 } 15987 } 15988 15989 @Override 15990 public void setPermissionEnforced(String permission, boolean enforced) { 15991 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15992 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15993 synchronized (mPackages) { 15994 if (mSettings.mReadExternalStorageEnforced == null 15995 || mSettings.mReadExternalStorageEnforced != enforced) { 15996 mSettings.mReadExternalStorageEnforced = enforced; 15997 mSettings.writeLPr(); 15998 } 15999 } 16000 // kill any non-foreground processes so we restart them and 16001 // grant/revoke the GID. 16002 final IActivityManager am = ActivityManagerNative.getDefault(); 16003 if (am != null) { 16004 final long token = Binder.clearCallingIdentity(); 16005 try { 16006 am.killProcessesBelowForeground("setPermissionEnforcement"); 16007 } catch (RemoteException e) { 16008 } finally { 16009 Binder.restoreCallingIdentity(token); 16010 } 16011 } 16012 } else { 16013 throw new IllegalArgumentException("No selective enforcement for " + permission); 16014 } 16015 } 16016 16017 @Override 16018 @Deprecated 16019 public boolean isPermissionEnforced(String permission) { 16020 return true; 16021 } 16022 16023 @Override 16024 public boolean isStorageLow() { 16025 final long token = Binder.clearCallingIdentity(); 16026 try { 16027 final DeviceStorageMonitorInternal 16028 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16029 if (dsm != null) { 16030 return dsm.isMemoryLow(); 16031 } else { 16032 return false; 16033 } 16034 } finally { 16035 Binder.restoreCallingIdentity(token); 16036 } 16037 } 16038 16039 @Override 16040 public IPackageInstaller getPackageInstaller() { 16041 return mInstallerService; 16042 } 16043 16044 private boolean userNeedsBadging(int userId) { 16045 int index = mUserNeedsBadging.indexOfKey(userId); 16046 if (index < 0) { 16047 final UserInfo userInfo; 16048 final long token = Binder.clearCallingIdentity(); 16049 try { 16050 userInfo = sUserManager.getUserInfo(userId); 16051 } finally { 16052 Binder.restoreCallingIdentity(token); 16053 } 16054 final boolean b; 16055 if (userInfo != null && userInfo.isManagedProfile()) { 16056 b = true; 16057 } else { 16058 b = false; 16059 } 16060 mUserNeedsBadging.put(userId, b); 16061 return b; 16062 } 16063 return mUserNeedsBadging.valueAt(index); 16064 } 16065 16066 @Override 16067 public KeySet getKeySetByAlias(String packageName, String alias) { 16068 if (packageName == null || alias == null) { 16069 return null; 16070 } 16071 synchronized(mPackages) { 16072 final PackageParser.Package pkg = mPackages.get(packageName); 16073 if (pkg == null) { 16074 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16075 throw new IllegalArgumentException("Unknown package: " + packageName); 16076 } 16077 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16078 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16079 } 16080 } 16081 16082 @Override 16083 public KeySet getSigningKeySet(String packageName) { 16084 if (packageName == null) { 16085 return null; 16086 } 16087 synchronized(mPackages) { 16088 final PackageParser.Package pkg = mPackages.get(packageName); 16089 if (pkg == null) { 16090 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16091 throw new IllegalArgumentException("Unknown package: " + packageName); 16092 } 16093 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16094 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16095 throw new SecurityException("May not access signing KeySet of other apps."); 16096 } 16097 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16098 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16099 } 16100 } 16101 16102 @Override 16103 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16104 if (packageName == null || ks == null) { 16105 return false; 16106 } 16107 synchronized(mPackages) { 16108 final PackageParser.Package pkg = mPackages.get(packageName); 16109 if (pkg == null) { 16110 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16111 throw new IllegalArgumentException("Unknown package: " + packageName); 16112 } 16113 IBinder ksh = ks.getToken(); 16114 if (ksh instanceof KeySetHandle) { 16115 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16116 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16117 } 16118 return false; 16119 } 16120 } 16121 16122 @Override 16123 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16124 if (packageName == null || ks == null) { 16125 return false; 16126 } 16127 synchronized(mPackages) { 16128 final PackageParser.Package pkg = mPackages.get(packageName); 16129 if (pkg == null) { 16130 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16131 throw new IllegalArgumentException("Unknown package: " + packageName); 16132 } 16133 IBinder ksh = ks.getToken(); 16134 if (ksh instanceof KeySetHandle) { 16135 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16136 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16137 } 16138 return false; 16139 } 16140 } 16141 16142 public void getUsageStatsIfNoPackageUsageInfo() { 16143 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16144 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16145 if (usm == null) { 16146 throw new IllegalStateException("UsageStatsManager must be initialized"); 16147 } 16148 long now = System.currentTimeMillis(); 16149 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16150 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16151 String packageName = entry.getKey(); 16152 PackageParser.Package pkg = mPackages.get(packageName); 16153 if (pkg == null) { 16154 continue; 16155 } 16156 UsageStats usage = entry.getValue(); 16157 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16158 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16159 } 16160 } 16161 } 16162 16163 /** 16164 * Check and throw if the given before/after packages would be considered a 16165 * downgrade. 16166 */ 16167 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16168 throws PackageManagerException { 16169 if (after.versionCode < before.mVersionCode) { 16170 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16171 "Update version code " + after.versionCode + " is older than current " 16172 + before.mVersionCode); 16173 } else if (after.versionCode == before.mVersionCode) { 16174 if (after.baseRevisionCode < before.baseRevisionCode) { 16175 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16176 "Update base revision code " + after.baseRevisionCode 16177 + " is older than current " + before.baseRevisionCode); 16178 } 16179 16180 if (!ArrayUtils.isEmpty(after.splitNames)) { 16181 for (int i = 0; i < after.splitNames.length; i++) { 16182 final String splitName = after.splitNames[i]; 16183 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16184 if (j != -1) { 16185 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16186 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16187 "Update split " + splitName + " revision code " 16188 + after.splitRevisionCodes[i] + " is older than current " 16189 + before.splitRevisionCodes[j]); 16190 } 16191 } 16192 } 16193 } 16194 } 16195 } 16196 16197 private static class MoveCallbacks extends Handler { 16198 private static final int MSG_CREATED = 1; 16199 private static final int MSG_STATUS_CHANGED = 2; 16200 16201 private final RemoteCallbackList<IPackageMoveObserver> 16202 mCallbacks = new RemoteCallbackList<>(); 16203 16204 private final SparseIntArray mLastStatus = new SparseIntArray(); 16205 16206 public MoveCallbacks(Looper looper) { 16207 super(looper); 16208 } 16209 16210 public void register(IPackageMoveObserver callback) { 16211 mCallbacks.register(callback); 16212 } 16213 16214 public void unregister(IPackageMoveObserver callback) { 16215 mCallbacks.unregister(callback); 16216 } 16217 16218 @Override 16219 public void handleMessage(Message msg) { 16220 final SomeArgs args = (SomeArgs) msg.obj; 16221 final int n = mCallbacks.beginBroadcast(); 16222 for (int i = 0; i < n; i++) { 16223 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16224 try { 16225 invokeCallback(callback, msg.what, args); 16226 } catch (RemoteException ignored) { 16227 } 16228 } 16229 mCallbacks.finishBroadcast(); 16230 args.recycle(); 16231 } 16232 16233 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16234 throws RemoteException { 16235 switch (what) { 16236 case MSG_CREATED: { 16237 callback.onCreated(args.argi1, (Bundle) args.arg2); 16238 break; 16239 } 16240 case MSG_STATUS_CHANGED: { 16241 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16242 break; 16243 } 16244 } 16245 } 16246 16247 private void notifyCreated(int moveId, Bundle extras) { 16248 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16249 16250 final SomeArgs args = SomeArgs.obtain(); 16251 args.argi1 = moveId; 16252 args.arg2 = extras; 16253 obtainMessage(MSG_CREATED, args).sendToTarget(); 16254 } 16255 16256 private void notifyStatusChanged(int moveId, int status) { 16257 notifyStatusChanged(moveId, status, -1); 16258 } 16259 16260 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16261 Slog.v(TAG, "Move " + moveId + " status " + status); 16262 16263 final SomeArgs args = SomeArgs.obtain(); 16264 args.argi1 = moveId; 16265 args.argi2 = status; 16266 args.arg3 = estMillis; 16267 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16268 16269 synchronized (mLastStatus) { 16270 mLastStatus.put(moveId, status); 16271 } 16272 } 16273 } 16274 16275 private final class OnPermissionChangeListeners extends Handler { 16276 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16277 16278 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16279 new RemoteCallbackList<>(); 16280 16281 public OnPermissionChangeListeners(Looper looper) { 16282 super(looper); 16283 } 16284 16285 @Override 16286 public void handleMessage(Message msg) { 16287 switch (msg.what) { 16288 case MSG_ON_PERMISSIONS_CHANGED: { 16289 final int uid = msg.arg1; 16290 handleOnPermissionsChanged(uid); 16291 } break; 16292 } 16293 } 16294 16295 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16296 mPermissionListeners.register(listener); 16297 16298 } 16299 16300 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16301 mPermissionListeners.unregister(listener); 16302 } 16303 16304 public void onPermissionsChanged(int uid) { 16305 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16306 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16307 } 16308 } 16309 16310 private void handleOnPermissionsChanged(int uid) { 16311 final int count = mPermissionListeners.beginBroadcast(); 16312 try { 16313 for (int i = 0; i < count; i++) { 16314 IOnPermissionsChangeListener callback = mPermissionListeners 16315 .getBroadcastItem(i); 16316 try { 16317 callback.onPermissionsChanged(uid); 16318 } catch (RemoteException e) { 16319 Log.e(TAG, "Permission listener is dead", e); 16320 } 16321 } 16322 } finally { 16323 mPermissionListeners.finishBroadcast(); 16324 } 16325 } 16326 } 16327 16328 private class PackageManagerInternalImpl extends PackageManagerInternal { 16329 @Override 16330 public void setLocationPackagesProvider(PackagesProvider provider) { 16331 synchronized (mPackages) { 16332 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16333 } 16334 } 16335 16336 @Override 16337 public void setImePackagesProvider(PackagesProvider provider) { 16338 synchronized (mPackages) { 16339 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16340 } 16341 } 16342 16343 @Override 16344 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16345 synchronized (mPackages) { 16346 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16347 } 16348 } 16349 16350 @Override 16351 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16352 synchronized (mPackages) { 16353 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16354 } 16355 } 16356 16357 @Override 16358 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16359 synchronized (mPackages) { 16360 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16361 } 16362 } 16363 16364 @Override 16365 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16366 synchronized (mPackages) { 16367 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16368 } 16369 } 16370 16371 @Override 16372 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16373 synchronized (mPackages) { 16374 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16375 packageName, userId); 16376 } 16377 } 16378 16379 @Override 16380 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16381 synchronized (mPackages) { 16382 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16383 packageName, userId); 16384 } 16385 } 16386 } 16387 16388 @Override 16389 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16390 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16391 synchronized (mPackages) { 16392 final long identity = Binder.clearCallingIdentity(); 16393 try { 16394 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16395 packageNames, userId); 16396 } finally { 16397 Binder.restoreCallingIdentity(identity); 16398 } 16399 } 16400 } 16401 16402 private static void enforceSystemOrPhoneCaller(String tag) { 16403 int callingUid = Binder.getCallingUid(); 16404 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16405 throw new SecurityException( 16406 "Cannot call " + tag + " from UID " + callingUid); 16407 } 16408 } 16409} 16410