PackageManagerService.java revision 5cc9a7a801f3a1995cbb2a7dae3f9a716d51df0e
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 && sUserManager.isInitialized(userId)) { 3465 final long token = Binder.clearCallingIdentity(); 3466 try { 3467 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3468 storage.remountUid(uid); 3469 } finally { 3470 Binder.restoreCallingIdentity(token); 3471 } 3472 } 3473 } 3474 3475 @Override 3476 public void revokeRuntimePermission(String packageName, String name, int userId) { 3477 if (!sUserManager.exists(userId)) { 3478 Log.e(TAG, "No such user:" + userId); 3479 return; 3480 } 3481 3482 mContext.enforceCallingOrSelfPermission( 3483 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3484 "revokeRuntimePermission"); 3485 3486 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3487 "revokeRuntimePermission"); 3488 3489 final SettingBase sb; 3490 3491 synchronized (mPackages) { 3492 final PackageParser.Package pkg = mPackages.get(packageName); 3493 if (pkg == null) { 3494 throw new IllegalArgumentException("Unknown package: " + packageName); 3495 } 3496 3497 final BasePermission bp = mSettings.mPermissions.get(name); 3498 if (bp == null) { 3499 throw new IllegalArgumentException("Unknown permission: " + name); 3500 } 3501 3502 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3503 3504 sb = (SettingBase) pkg.mExtras; 3505 if (sb == null) { 3506 throw new IllegalArgumentException("Unknown package: " + packageName); 3507 } 3508 3509 final PermissionsState permissionsState = sb.getPermissionsState(); 3510 3511 final int flags = permissionsState.getPermissionFlags(name, userId); 3512 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3513 throw new SecurityException("Cannot revoke system fixed permission: " 3514 + name + " for package: " + packageName); 3515 } 3516 3517 if (permissionsState.revokeRuntimePermission(bp, userId) == 3518 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3519 return; 3520 } 3521 3522 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3523 3524 // Critical, after this call app should never have the permission. 3525 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3526 } 3527 3528 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3529 } 3530 3531 @Override 3532 public void resetRuntimePermissions() { 3533 mContext.enforceCallingOrSelfPermission( 3534 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3535 "revokeRuntimePermission"); 3536 3537 int callingUid = Binder.getCallingUid(); 3538 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3539 mContext.enforceCallingOrSelfPermission( 3540 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3541 "resetRuntimePermissions"); 3542 } 3543 3544 final int[] userIds; 3545 3546 synchronized (mPackages) { 3547 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3548 final int userCount = UserManagerService.getInstance().getUserIds().length; 3549 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3550 } 3551 3552 for (int userId : userIds) { 3553 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3554 } 3555 } 3556 3557 @Override 3558 public int getPermissionFlags(String name, String packageName, int userId) { 3559 if (!sUserManager.exists(userId)) { 3560 return 0; 3561 } 3562 3563 mContext.enforceCallingOrSelfPermission( 3564 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3565 "getPermissionFlags"); 3566 3567 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3568 "getPermissionFlags"); 3569 3570 synchronized (mPackages) { 3571 final PackageParser.Package pkg = mPackages.get(packageName); 3572 if (pkg == null) { 3573 throw new IllegalArgumentException("Unknown package: " + packageName); 3574 } 3575 3576 final BasePermission bp = mSettings.mPermissions.get(name); 3577 if (bp == null) { 3578 throw new IllegalArgumentException("Unknown permission: " + name); 3579 } 3580 3581 SettingBase sb = (SettingBase) pkg.mExtras; 3582 if (sb == null) { 3583 throw new IllegalArgumentException("Unknown package: " + packageName); 3584 } 3585 3586 PermissionsState permissionsState = sb.getPermissionsState(); 3587 return permissionsState.getPermissionFlags(name, userId); 3588 } 3589 } 3590 3591 @Override 3592 public void updatePermissionFlags(String name, String packageName, int flagMask, 3593 int flagValues, int userId) { 3594 if (!sUserManager.exists(userId)) { 3595 return; 3596 } 3597 3598 mContext.enforceCallingOrSelfPermission( 3599 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3600 "updatePermissionFlags"); 3601 3602 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3603 "updatePermissionFlags"); 3604 3605 // Only the system can change system fixed flags. 3606 if (getCallingUid() != Process.SYSTEM_UID) { 3607 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3608 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3609 } 3610 3611 synchronized (mPackages) { 3612 final PackageParser.Package pkg = mPackages.get(packageName); 3613 if (pkg == null) { 3614 throw new IllegalArgumentException("Unknown package: " + packageName); 3615 } 3616 3617 final BasePermission bp = mSettings.mPermissions.get(name); 3618 if (bp == null) { 3619 throw new IllegalArgumentException("Unknown permission: " + name); 3620 } 3621 3622 SettingBase sb = (SettingBase) pkg.mExtras; 3623 if (sb == null) { 3624 throw new IllegalArgumentException("Unknown package: " + packageName); 3625 } 3626 3627 PermissionsState permissionsState = sb.getPermissionsState(); 3628 3629 // Only the package manager can change flags for system component permissions. 3630 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3631 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3632 return; 3633 } 3634 3635 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3636 3637 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3638 // Install and runtime permissions are stored in different places, 3639 // so figure out what permission changed and persist the change. 3640 if (permissionsState.getInstallPermissionState(name) != null) { 3641 scheduleWriteSettingsLocked(); 3642 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3643 || hadState) { 3644 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3645 } 3646 } 3647 } 3648 } 3649 3650 /** 3651 * Update the permission flags for all packages and runtime permissions of a user in order 3652 * to allow device or profile owner to remove POLICY_FIXED. 3653 */ 3654 @Override 3655 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3656 if (!sUserManager.exists(userId)) { 3657 return; 3658 } 3659 3660 mContext.enforceCallingOrSelfPermission( 3661 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3662 "updatePermissionFlagsForAllApps"); 3663 3664 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3665 "updatePermissionFlagsForAllApps"); 3666 3667 // Only the system can change system fixed flags. 3668 if (getCallingUid() != Process.SYSTEM_UID) { 3669 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3670 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3671 } 3672 3673 synchronized (mPackages) { 3674 boolean changed = false; 3675 final int packageCount = mPackages.size(); 3676 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3677 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3678 SettingBase sb = (SettingBase) pkg.mExtras; 3679 if (sb == null) { 3680 continue; 3681 } 3682 PermissionsState permissionsState = sb.getPermissionsState(); 3683 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3684 userId, flagMask, flagValues); 3685 } 3686 if (changed) { 3687 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3688 } 3689 } 3690 } 3691 3692 @Override 3693 public boolean shouldShowRequestPermissionRationale(String permissionName, 3694 String packageName, int userId) { 3695 if (UserHandle.getCallingUserId() != userId) { 3696 mContext.enforceCallingPermission( 3697 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3698 "canShowRequestPermissionRationale for user " + userId); 3699 } 3700 3701 final int uid = getPackageUid(packageName, userId); 3702 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3703 return false; 3704 } 3705 3706 if (checkPermission(permissionName, packageName, userId) 3707 == PackageManager.PERMISSION_GRANTED) { 3708 return false; 3709 } 3710 3711 final int flags; 3712 3713 final long identity = Binder.clearCallingIdentity(); 3714 try { 3715 flags = getPermissionFlags(permissionName, 3716 packageName, userId); 3717 } finally { 3718 Binder.restoreCallingIdentity(identity); 3719 } 3720 3721 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3722 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3723 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3724 3725 if ((flags & fixedFlags) != 0) { 3726 return false; 3727 } 3728 3729 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3730 } 3731 3732 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3733 BasePermission bp = mSettings.mPermissions.get(permission); 3734 if (bp == null) { 3735 throw new SecurityException("Missing " + permission + " permission"); 3736 } 3737 3738 SettingBase sb = (SettingBase) pkg.mExtras; 3739 PermissionsState permissionsState = sb.getPermissionsState(); 3740 3741 if (permissionsState.grantInstallPermission(bp) != 3742 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3743 scheduleWriteSettingsLocked(); 3744 } 3745 } 3746 3747 @Override 3748 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3749 mContext.enforceCallingOrSelfPermission( 3750 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3751 "addOnPermissionsChangeListener"); 3752 3753 synchronized (mPackages) { 3754 mOnPermissionChangeListeners.addListenerLocked(listener); 3755 } 3756 } 3757 3758 @Override 3759 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3760 synchronized (mPackages) { 3761 mOnPermissionChangeListeners.removeListenerLocked(listener); 3762 } 3763 } 3764 3765 @Override 3766 public boolean isProtectedBroadcast(String actionName) { 3767 synchronized (mPackages) { 3768 return mProtectedBroadcasts.contains(actionName); 3769 } 3770 } 3771 3772 @Override 3773 public int checkSignatures(String pkg1, String pkg2) { 3774 synchronized (mPackages) { 3775 final PackageParser.Package p1 = mPackages.get(pkg1); 3776 final PackageParser.Package p2 = mPackages.get(pkg2); 3777 if (p1 == null || p1.mExtras == null 3778 || p2 == null || p2.mExtras == null) { 3779 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3780 } 3781 return compareSignatures(p1.mSignatures, p2.mSignatures); 3782 } 3783 } 3784 3785 @Override 3786 public int checkUidSignatures(int uid1, int uid2) { 3787 // Map to base uids. 3788 uid1 = UserHandle.getAppId(uid1); 3789 uid2 = UserHandle.getAppId(uid2); 3790 // reader 3791 synchronized (mPackages) { 3792 Signature[] s1; 3793 Signature[] s2; 3794 Object obj = mSettings.getUserIdLPr(uid1); 3795 if (obj != null) { 3796 if (obj instanceof SharedUserSetting) { 3797 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3798 } else if (obj instanceof PackageSetting) { 3799 s1 = ((PackageSetting)obj).signatures.mSignatures; 3800 } else { 3801 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3802 } 3803 } else { 3804 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3805 } 3806 obj = mSettings.getUserIdLPr(uid2); 3807 if (obj != null) { 3808 if (obj instanceof SharedUserSetting) { 3809 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3810 } else if (obj instanceof PackageSetting) { 3811 s2 = ((PackageSetting)obj).signatures.mSignatures; 3812 } else { 3813 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3814 } 3815 } else { 3816 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3817 } 3818 return compareSignatures(s1, s2); 3819 } 3820 } 3821 3822 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3823 final long identity = Binder.clearCallingIdentity(); 3824 try { 3825 if (sb instanceof SharedUserSetting) { 3826 SharedUserSetting sus = (SharedUserSetting) sb; 3827 final int packageCount = sus.packages.size(); 3828 for (int i = 0; i < packageCount; i++) { 3829 PackageSetting susPs = sus.packages.valueAt(i); 3830 if (userId == UserHandle.USER_ALL) { 3831 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3832 } else { 3833 final int uid = UserHandle.getUid(userId, susPs.appId); 3834 killUid(uid, reason); 3835 } 3836 } 3837 } else if (sb instanceof PackageSetting) { 3838 PackageSetting ps = (PackageSetting) sb; 3839 if (userId == UserHandle.USER_ALL) { 3840 killApplication(ps.pkg.packageName, ps.appId, reason); 3841 } else { 3842 final int uid = UserHandle.getUid(userId, ps.appId); 3843 killUid(uid, reason); 3844 } 3845 } 3846 } finally { 3847 Binder.restoreCallingIdentity(identity); 3848 } 3849 } 3850 3851 private static void killUid(int uid, String reason) { 3852 IActivityManager am = ActivityManagerNative.getDefault(); 3853 if (am != null) { 3854 try { 3855 am.killUid(uid, reason); 3856 } catch (RemoteException e) { 3857 /* ignore - same process */ 3858 } 3859 } 3860 } 3861 3862 /** 3863 * Compares two sets of signatures. Returns: 3864 * <br /> 3865 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3866 * <br /> 3867 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3868 * <br /> 3869 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3870 * <br /> 3871 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3872 * <br /> 3873 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3874 */ 3875 static int compareSignatures(Signature[] s1, Signature[] s2) { 3876 if (s1 == null) { 3877 return s2 == null 3878 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3879 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3880 } 3881 3882 if (s2 == null) { 3883 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3884 } 3885 3886 if (s1.length != s2.length) { 3887 return PackageManager.SIGNATURE_NO_MATCH; 3888 } 3889 3890 // Since both signature sets are of size 1, we can compare without HashSets. 3891 if (s1.length == 1) { 3892 return s1[0].equals(s2[0]) ? 3893 PackageManager.SIGNATURE_MATCH : 3894 PackageManager.SIGNATURE_NO_MATCH; 3895 } 3896 3897 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3898 for (Signature sig : s1) { 3899 set1.add(sig); 3900 } 3901 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3902 for (Signature sig : s2) { 3903 set2.add(sig); 3904 } 3905 // Make sure s2 contains all signatures in s1. 3906 if (set1.equals(set2)) { 3907 return PackageManager.SIGNATURE_MATCH; 3908 } 3909 return PackageManager.SIGNATURE_NO_MATCH; 3910 } 3911 3912 /** 3913 * If the database version for this type of package (internal storage or 3914 * external storage) is less than the version where package signatures 3915 * were updated, return true. 3916 */ 3917 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3918 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3919 DatabaseVersion.SIGNATURE_END_ENTITY)) 3920 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3921 DatabaseVersion.SIGNATURE_END_ENTITY)); 3922 } 3923 3924 /** 3925 * Used for backward compatibility to make sure any packages with 3926 * certificate chains get upgraded to the new style. {@code existingSigs} 3927 * will be in the old format (since they were stored on disk from before the 3928 * system upgrade) and {@code scannedSigs} will be in the newer format. 3929 */ 3930 private int compareSignaturesCompat(PackageSignatures existingSigs, 3931 PackageParser.Package scannedPkg) { 3932 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3933 return PackageManager.SIGNATURE_NO_MATCH; 3934 } 3935 3936 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3937 for (Signature sig : existingSigs.mSignatures) { 3938 existingSet.add(sig); 3939 } 3940 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3941 for (Signature sig : scannedPkg.mSignatures) { 3942 try { 3943 Signature[] chainSignatures = sig.getChainSignatures(); 3944 for (Signature chainSig : chainSignatures) { 3945 scannedCompatSet.add(chainSig); 3946 } 3947 } catch (CertificateEncodingException e) { 3948 scannedCompatSet.add(sig); 3949 } 3950 } 3951 /* 3952 * Make sure the expanded scanned set contains all signatures in the 3953 * existing one. 3954 */ 3955 if (scannedCompatSet.equals(existingSet)) { 3956 // Migrate the old signatures to the new scheme. 3957 existingSigs.assignSignatures(scannedPkg.mSignatures); 3958 // The new KeySets will be re-added later in the scanning process. 3959 synchronized (mPackages) { 3960 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3961 } 3962 return PackageManager.SIGNATURE_MATCH; 3963 } 3964 return PackageManager.SIGNATURE_NO_MATCH; 3965 } 3966 3967 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3968 if (isExternal(scannedPkg)) { 3969 return mSettings.isExternalDatabaseVersionOlderThan( 3970 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3971 } else { 3972 return mSettings.isInternalDatabaseVersionOlderThan( 3973 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3974 } 3975 } 3976 3977 private int compareSignaturesRecover(PackageSignatures existingSigs, 3978 PackageParser.Package scannedPkg) { 3979 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3980 return PackageManager.SIGNATURE_NO_MATCH; 3981 } 3982 3983 String msg = null; 3984 try { 3985 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3986 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3987 + scannedPkg.packageName); 3988 return PackageManager.SIGNATURE_MATCH; 3989 } 3990 } catch (CertificateException e) { 3991 msg = e.getMessage(); 3992 } 3993 3994 logCriticalInfo(Log.INFO, 3995 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3996 return PackageManager.SIGNATURE_NO_MATCH; 3997 } 3998 3999 @Override 4000 public String[] getPackagesForUid(int uid) { 4001 uid = UserHandle.getAppId(uid); 4002 // reader 4003 synchronized (mPackages) { 4004 Object obj = mSettings.getUserIdLPr(uid); 4005 if (obj instanceof SharedUserSetting) { 4006 final SharedUserSetting sus = (SharedUserSetting) obj; 4007 final int N = sus.packages.size(); 4008 final String[] res = new String[N]; 4009 final Iterator<PackageSetting> it = sus.packages.iterator(); 4010 int i = 0; 4011 while (it.hasNext()) { 4012 res[i++] = it.next().name; 4013 } 4014 return res; 4015 } else if (obj instanceof PackageSetting) { 4016 final PackageSetting ps = (PackageSetting) obj; 4017 return new String[] { ps.name }; 4018 } 4019 } 4020 return null; 4021 } 4022 4023 @Override 4024 public String getNameForUid(int uid) { 4025 // reader 4026 synchronized (mPackages) { 4027 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4028 if (obj instanceof SharedUserSetting) { 4029 final SharedUserSetting sus = (SharedUserSetting) obj; 4030 return sus.name + ":" + sus.userId; 4031 } else if (obj instanceof PackageSetting) { 4032 final PackageSetting ps = (PackageSetting) obj; 4033 return ps.name; 4034 } 4035 } 4036 return null; 4037 } 4038 4039 @Override 4040 public int getUidForSharedUser(String sharedUserName) { 4041 if(sharedUserName == null) { 4042 return -1; 4043 } 4044 // reader 4045 synchronized (mPackages) { 4046 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4047 if (suid == null) { 4048 return -1; 4049 } 4050 return suid.userId; 4051 } 4052 } 4053 4054 @Override 4055 public int getFlagsForUid(int uid) { 4056 synchronized (mPackages) { 4057 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4058 if (obj instanceof SharedUserSetting) { 4059 final SharedUserSetting sus = (SharedUserSetting) obj; 4060 return sus.pkgFlags; 4061 } else if (obj instanceof PackageSetting) { 4062 final PackageSetting ps = (PackageSetting) obj; 4063 return ps.pkgFlags; 4064 } 4065 } 4066 return 0; 4067 } 4068 4069 @Override 4070 public int getPrivateFlagsForUid(int uid) { 4071 synchronized (mPackages) { 4072 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4073 if (obj instanceof SharedUserSetting) { 4074 final SharedUserSetting sus = (SharedUserSetting) obj; 4075 return sus.pkgPrivateFlags; 4076 } else if (obj instanceof PackageSetting) { 4077 final PackageSetting ps = (PackageSetting) obj; 4078 return ps.pkgPrivateFlags; 4079 } 4080 } 4081 return 0; 4082 } 4083 4084 @Override 4085 public boolean isUidPrivileged(int uid) { 4086 uid = UserHandle.getAppId(uid); 4087 // reader 4088 synchronized (mPackages) { 4089 Object obj = mSettings.getUserIdLPr(uid); 4090 if (obj instanceof SharedUserSetting) { 4091 final SharedUserSetting sus = (SharedUserSetting) obj; 4092 final Iterator<PackageSetting> it = sus.packages.iterator(); 4093 while (it.hasNext()) { 4094 if (it.next().isPrivileged()) { 4095 return true; 4096 } 4097 } 4098 } else if (obj instanceof PackageSetting) { 4099 final PackageSetting ps = (PackageSetting) obj; 4100 return ps.isPrivileged(); 4101 } 4102 } 4103 return false; 4104 } 4105 4106 @Override 4107 public String[] getAppOpPermissionPackages(String permissionName) { 4108 synchronized (mPackages) { 4109 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4110 if (pkgs == null) { 4111 return null; 4112 } 4113 return pkgs.toArray(new String[pkgs.size()]); 4114 } 4115 } 4116 4117 @Override 4118 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4119 int flags, int userId) { 4120 if (!sUserManager.exists(userId)) return null; 4121 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4122 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4123 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4124 } 4125 4126 @Override 4127 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4128 IntentFilter filter, int match, ComponentName activity) { 4129 final int userId = UserHandle.getCallingUserId(); 4130 if (DEBUG_PREFERRED) { 4131 Log.v(TAG, "setLastChosenActivity intent=" + intent 4132 + " resolvedType=" + resolvedType 4133 + " flags=" + flags 4134 + " filter=" + filter 4135 + " match=" + match 4136 + " activity=" + activity); 4137 filter.dump(new PrintStreamPrinter(System.out), " "); 4138 } 4139 intent.setComponent(null); 4140 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4141 // Find any earlier preferred or last chosen entries and nuke them 4142 findPreferredActivity(intent, resolvedType, 4143 flags, query, 0, false, true, false, userId); 4144 // Add the new activity as the last chosen for this filter 4145 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4146 "Setting last chosen"); 4147 } 4148 4149 @Override 4150 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4151 final int userId = UserHandle.getCallingUserId(); 4152 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4153 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4154 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4155 false, false, false, userId); 4156 } 4157 4158 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4159 int flags, List<ResolveInfo> query, int userId) { 4160 if (query != null) { 4161 final int N = query.size(); 4162 if (N == 1) { 4163 return query.get(0); 4164 } else if (N > 1) { 4165 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4166 // If there is more than one activity with the same priority, 4167 // then let the user decide between them. 4168 ResolveInfo r0 = query.get(0); 4169 ResolveInfo r1 = query.get(1); 4170 if (DEBUG_INTENT_MATCHING || debug) { 4171 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4172 + r1.activityInfo.name + "=" + r1.priority); 4173 } 4174 // If the first activity has a higher priority, or a different 4175 // default, then it is always desireable to pick it. 4176 if (r0.priority != r1.priority 4177 || r0.preferredOrder != r1.preferredOrder 4178 || r0.isDefault != r1.isDefault) { 4179 return query.get(0); 4180 } 4181 // If we have saved a preference for a preferred activity for 4182 // this Intent, use that. 4183 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4184 flags, query, r0.priority, true, false, debug, userId); 4185 if (ri != null) { 4186 return ri; 4187 } 4188 if (userId != 0) { 4189 ri = new ResolveInfo(mResolveInfo); 4190 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4191 ri.activityInfo.applicationInfo = new ApplicationInfo( 4192 ri.activityInfo.applicationInfo); 4193 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4194 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4195 return ri; 4196 } 4197 return mResolveInfo; 4198 } 4199 } 4200 return null; 4201 } 4202 4203 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4204 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4205 final int N = query.size(); 4206 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4207 .get(userId); 4208 // Get the list of persistent preferred activities that handle the intent 4209 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4210 List<PersistentPreferredActivity> pprefs = ppir != null 4211 ? ppir.queryIntent(intent, resolvedType, 4212 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4213 : null; 4214 if (pprefs != null && pprefs.size() > 0) { 4215 final int M = pprefs.size(); 4216 for (int i=0; i<M; i++) { 4217 final PersistentPreferredActivity ppa = pprefs.get(i); 4218 if (DEBUG_PREFERRED || debug) { 4219 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4220 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4221 + "\n component=" + ppa.mComponent); 4222 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4223 } 4224 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4225 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4226 if (DEBUG_PREFERRED || debug) { 4227 Slog.v(TAG, "Found persistent preferred activity:"); 4228 if (ai != null) { 4229 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4230 } else { 4231 Slog.v(TAG, " null"); 4232 } 4233 } 4234 if (ai == null) { 4235 // This previously registered persistent preferred activity 4236 // component is no longer known. Ignore it and do NOT remove it. 4237 continue; 4238 } 4239 for (int j=0; j<N; j++) { 4240 final ResolveInfo ri = query.get(j); 4241 if (!ri.activityInfo.applicationInfo.packageName 4242 .equals(ai.applicationInfo.packageName)) { 4243 continue; 4244 } 4245 if (!ri.activityInfo.name.equals(ai.name)) { 4246 continue; 4247 } 4248 // Found a persistent preference that can handle the intent. 4249 if (DEBUG_PREFERRED || debug) { 4250 Slog.v(TAG, "Returning persistent preferred activity: " + 4251 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4252 } 4253 return ri; 4254 } 4255 } 4256 } 4257 return null; 4258 } 4259 4260 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4261 List<ResolveInfo> query, int priority, boolean always, 4262 boolean removeMatches, boolean debug, int userId) { 4263 if (!sUserManager.exists(userId)) return null; 4264 // writer 4265 synchronized (mPackages) { 4266 if (intent.getSelector() != null) { 4267 intent = intent.getSelector(); 4268 } 4269 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4270 4271 // Try to find a matching persistent preferred activity. 4272 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4273 debug, userId); 4274 4275 // If a persistent preferred activity matched, use it. 4276 if (pri != null) { 4277 return pri; 4278 } 4279 4280 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4281 // Get the list of preferred activities that handle the intent 4282 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4283 List<PreferredActivity> prefs = pir != null 4284 ? pir.queryIntent(intent, resolvedType, 4285 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4286 : null; 4287 if (prefs != null && prefs.size() > 0) { 4288 boolean changed = false; 4289 try { 4290 // First figure out how good the original match set is. 4291 // We will only allow preferred activities that came 4292 // from the same match quality. 4293 int match = 0; 4294 4295 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4296 4297 final int N = query.size(); 4298 for (int j=0; j<N; j++) { 4299 final ResolveInfo ri = query.get(j); 4300 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4301 + ": 0x" + Integer.toHexString(match)); 4302 if (ri.match > match) { 4303 match = ri.match; 4304 } 4305 } 4306 4307 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4308 + Integer.toHexString(match)); 4309 4310 match &= IntentFilter.MATCH_CATEGORY_MASK; 4311 final int M = prefs.size(); 4312 for (int i=0; i<M; i++) { 4313 final PreferredActivity pa = prefs.get(i); 4314 if (DEBUG_PREFERRED || debug) { 4315 Slog.v(TAG, "Checking PreferredActivity ds=" 4316 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4317 + "\n component=" + pa.mPref.mComponent); 4318 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4319 } 4320 if (pa.mPref.mMatch != match) { 4321 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4322 + Integer.toHexString(pa.mPref.mMatch)); 4323 continue; 4324 } 4325 // If it's not an "always" type preferred activity and that's what we're 4326 // looking for, skip it. 4327 if (always && !pa.mPref.mAlways) { 4328 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4329 continue; 4330 } 4331 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4332 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4333 if (DEBUG_PREFERRED || debug) { 4334 Slog.v(TAG, "Found preferred activity:"); 4335 if (ai != null) { 4336 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4337 } else { 4338 Slog.v(TAG, " null"); 4339 } 4340 } 4341 if (ai == null) { 4342 // This previously registered preferred activity 4343 // component is no longer known. Most likely an update 4344 // to the app was installed and in the new version this 4345 // component no longer exists. Clean it up by removing 4346 // it from the preferred activities list, and skip it. 4347 Slog.w(TAG, "Removing dangling preferred activity: " 4348 + pa.mPref.mComponent); 4349 pir.removeFilter(pa); 4350 changed = true; 4351 continue; 4352 } 4353 for (int j=0; j<N; j++) { 4354 final ResolveInfo ri = query.get(j); 4355 if (!ri.activityInfo.applicationInfo.packageName 4356 .equals(ai.applicationInfo.packageName)) { 4357 continue; 4358 } 4359 if (!ri.activityInfo.name.equals(ai.name)) { 4360 continue; 4361 } 4362 4363 if (removeMatches) { 4364 pir.removeFilter(pa); 4365 changed = true; 4366 if (DEBUG_PREFERRED) { 4367 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4368 } 4369 break; 4370 } 4371 4372 // Okay we found a previously set preferred or last chosen app. 4373 // If the result set is different from when this 4374 // was created, we need to clear it and re-ask the 4375 // user their preference, if we're looking for an "always" type entry. 4376 if (always && !pa.mPref.sameSet(query)) { 4377 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4378 + intent + " type " + resolvedType); 4379 if (DEBUG_PREFERRED) { 4380 Slog.v(TAG, "Removing preferred activity since set changed " 4381 + pa.mPref.mComponent); 4382 } 4383 pir.removeFilter(pa); 4384 // Re-add the filter as a "last chosen" entry (!always) 4385 PreferredActivity lastChosen = new PreferredActivity( 4386 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4387 pir.addFilter(lastChosen); 4388 changed = true; 4389 return null; 4390 } 4391 4392 // Yay! Either the set matched or we're looking for the last chosen 4393 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4394 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4395 return ri; 4396 } 4397 } 4398 } finally { 4399 if (changed) { 4400 if (DEBUG_PREFERRED) { 4401 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4402 } 4403 scheduleWritePackageRestrictionsLocked(userId); 4404 } 4405 } 4406 } 4407 } 4408 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4409 return null; 4410 } 4411 4412 /* 4413 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4414 */ 4415 @Override 4416 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4417 int targetUserId) { 4418 mContext.enforceCallingOrSelfPermission( 4419 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4420 List<CrossProfileIntentFilter> matches = 4421 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4422 if (matches != null) { 4423 int size = matches.size(); 4424 for (int i = 0; i < size; i++) { 4425 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4426 } 4427 } 4428 if (hasWebURI(intent)) { 4429 // cross-profile app linking works only towards the parent. 4430 final UserInfo parent = getProfileParent(sourceUserId); 4431 synchronized(mPackages) { 4432 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4433 parent.id) != null; 4434 } 4435 } 4436 return false; 4437 } 4438 4439 private UserInfo getProfileParent(int userId) { 4440 final long identity = Binder.clearCallingIdentity(); 4441 try { 4442 return sUserManager.getProfileParent(userId); 4443 } finally { 4444 Binder.restoreCallingIdentity(identity); 4445 } 4446 } 4447 4448 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4449 String resolvedType, int userId) { 4450 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4451 if (resolver != null) { 4452 return resolver.queryIntent(intent, resolvedType, false, userId); 4453 } 4454 return null; 4455 } 4456 4457 @Override 4458 public List<ResolveInfo> queryIntentActivities(Intent intent, 4459 String resolvedType, int flags, int userId) { 4460 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4461 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4462 ComponentName comp = intent.getComponent(); 4463 if (comp == null) { 4464 if (intent.getSelector() != null) { 4465 intent = intent.getSelector(); 4466 comp = intent.getComponent(); 4467 } 4468 } 4469 4470 if (comp != null) { 4471 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4472 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4473 if (ai != null) { 4474 final ResolveInfo ri = new ResolveInfo(); 4475 ri.activityInfo = ai; 4476 list.add(ri); 4477 } 4478 return list; 4479 } 4480 4481 // reader 4482 synchronized (mPackages) { 4483 final String pkgName = intent.getPackage(); 4484 if (pkgName == null) { 4485 List<CrossProfileIntentFilter> matchingFilters = 4486 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4487 // Check for results that need to skip the current profile. 4488 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4489 resolvedType, flags, userId); 4490 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4491 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4492 result.add(xpResolveInfo); 4493 return filterIfNotPrimaryUser(result, userId); 4494 } 4495 4496 // Check for results in the current profile. 4497 List<ResolveInfo> result = mActivities.queryIntent( 4498 intent, resolvedType, flags, userId); 4499 4500 // Check for cross profile results. 4501 xpResolveInfo = queryCrossProfileIntents( 4502 matchingFilters, intent, resolvedType, flags, userId); 4503 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4504 result.add(xpResolveInfo); 4505 Collections.sort(result, mResolvePrioritySorter); 4506 } 4507 result = filterIfNotPrimaryUser(result, userId); 4508 if (hasWebURI(intent)) { 4509 CrossProfileDomainInfo xpDomainInfo = null; 4510 final UserInfo parent = getProfileParent(userId); 4511 if (parent != null) { 4512 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4513 flags, userId, parent.id); 4514 } 4515 if (xpDomainInfo != null) { 4516 if (xpResolveInfo != null) { 4517 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4518 // in the result. 4519 result.remove(xpResolveInfo); 4520 } 4521 if (result.size() == 0) { 4522 result.add(xpDomainInfo.resolveInfo); 4523 return result; 4524 } 4525 } else if (result.size() <= 1) { 4526 return result; 4527 } 4528 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4529 xpDomainInfo); 4530 Collections.sort(result, mResolvePrioritySorter); 4531 } 4532 return result; 4533 } 4534 final PackageParser.Package pkg = mPackages.get(pkgName); 4535 if (pkg != null) { 4536 return filterIfNotPrimaryUser( 4537 mActivities.queryIntentForPackage( 4538 intent, resolvedType, flags, pkg.activities, userId), 4539 userId); 4540 } 4541 return new ArrayList<ResolveInfo>(); 4542 } 4543 } 4544 4545 private static class CrossProfileDomainInfo { 4546 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4547 ResolveInfo resolveInfo; 4548 /* Best domain verification status of the activities found in the other profile */ 4549 int bestDomainVerificationStatus; 4550 } 4551 4552 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4553 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4554 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4555 sourceUserId)) { 4556 return null; 4557 } 4558 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4559 resolvedType, flags, parentUserId); 4560 4561 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4562 return null; 4563 } 4564 CrossProfileDomainInfo result = null; 4565 int size = resultTargetUser.size(); 4566 for (int i = 0; i < size; i++) { 4567 ResolveInfo riTargetUser = resultTargetUser.get(i); 4568 // Intent filter verification is only for filters that specify a host. So don't return 4569 // those that handle all web uris. 4570 if (riTargetUser.handleAllWebDataURI) { 4571 continue; 4572 } 4573 String packageName = riTargetUser.activityInfo.packageName; 4574 PackageSetting ps = mSettings.mPackages.get(packageName); 4575 if (ps == null) { 4576 continue; 4577 } 4578 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4579 if (result == null) { 4580 result = new CrossProfileDomainInfo(); 4581 result.resolveInfo = 4582 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4583 result.bestDomainVerificationStatus = status; 4584 } else { 4585 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4586 result.bestDomainVerificationStatus); 4587 } 4588 } 4589 return result; 4590 } 4591 4592 /** 4593 * Verification statuses are ordered from the worse to the best, except for 4594 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4595 */ 4596 private int bestDomainVerificationStatus(int status1, int status2) { 4597 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4598 return status2; 4599 } 4600 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4601 return status1; 4602 } 4603 return (int) MathUtils.max(status1, status2); 4604 } 4605 4606 private boolean isUserEnabled(int userId) { 4607 long callingId = Binder.clearCallingIdentity(); 4608 try { 4609 UserInfo userInfo = sUserManager.getUserInfo(userId); 4610 return userInfo != null && userInfo.isEnabled(); 4611 } finally { 4612 Binder.restoreCallingIdentity(callingId); 4613 } 4614 } 4615 4616 /** 4617 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4618 * 4619 * @return filtered list 4620 */ 4621 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4622 if (userId == UserHandle.USER_OWNER) { 4623 return resolveInfos; 4624 } 4625 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4626 ResolveInfo info = resolveInfos.get(i); 4627 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4628 resolveInfos.remove(i); 4629 } 4630 } 4631 return resolveInfos; 4632 } 4633 4634 private static boolean hasWebURI(Intent intent) { 4635 if (intent.getData() == null) { 4636 return false; 4637 } 4638 final String scheme = intent.getScheme(); 4639 if (TextUtils.isEmpty(scheme)) { 4640 return false; 4641 } 4642 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4643 } 4644 4645 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4646 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4647 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4648 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4649 candidates.size()); 4650 } 4651 4652 final int userId = UserHandle.getCallingUserId(); 4653 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4654 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4655 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4656 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4657 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4658 4659 synchronized (mPackages) { 4660 final int count = candidates.size(); 4661 // First, try to use linked apps. Partition the candidates into four lists: 4662 // one for the final results, one for the "do not use ever", one for "undefined status" 4663 // and finally one for "browser app type". 4664 for (int n=0; n<count; n++) { 4665 ResolveInfo info = candidates.get(n); 4666 String packageName = info.activityInfo.packageName; 4667 PackageSetting ps = mSettings.mPackages.get(packageName); 4668 if (ps != null) { 4669 // Add to the special match all list (Browser use case) 4670 if (info.handleAllWebDataURI) { 4671 matchAllList.add(info); 4672 continue; 4673 } 4674 // Try to get the status from User settings first 4675 int status = getDomainVerificationStatusLPr(ps, userId); 4676 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4677 if (DEBUG_DOMAIN_VERIFICATION) { 4678 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4679 } 4680 alwaysList.add(info); 4681 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4682 if (DEBUG_DOMAIN_VERIFICATION) { 4683 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4684 } 4685 neverList.add(info); 4686 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4687 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4688 if (DEBUG_DOMAIN_VERIFICATION) { 4689 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4690 } 4691 undefinedList.add(info); 4692 } 4693 } 4694 } 4695 // First try to add the "always" resolution for the current user if there is any 4696 if (alwaysList.size() > 0) { 4697 result.addAll(alwaysList); 4698 // if there is an "always" for the parent user, add it. 4699 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4700 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4701 result.add(xpDomainInfo.resolveInfo); 4702 } else { 4703 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4704 result.addAll(undefinedList); 4705 if (xpDomainInfo != null && ( 4706 xpDomainInfo.bestDomainVerificationStatus 4707 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4708 || xpDomainInfo.bestDomainVerificationStatus 4709 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4710 result.add(xpDomainInfo.resolveInfo); 4711 } 4712 // Also add Browsers (all of them or only the default one) 4713 if ((flags & MATCH_ALL) != 0) { 4714 result.addAll(matchAllList); 4715 } else { 4716 // Try to add the Default Browser if we can 4717 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4718 UserHandle.myUserId()); 4719 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4720 boolean defaultBrowserFound = false; 4721 final int browserCount = matchAllList.size(); 4722 for (int n=0; n<browserCount; n++) { 4723 ResolveInfo browser = matchAllList.get(n); 4724 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4725 result.add(browser); 4726 defaultBrowserFound = true; 4727 break; 4728 } 4729 } 4730 if (!defaultBrowserFound) { 4731 result.addAll(matchAllList); 4732 } 4733 } else { 4734 result.addAll(matchAllList); 4735 } 4736 } 4737 4738 // If there is nothing selected, add all candidates and remove the ones that the user 4739 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4740 if (result.size() == 0) { 4741 result.addAll(candidates); 4742 result.removeAll(neverList); 4743 } 4744 } 4745 } 4746 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4747 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4748 result.size()); 4749 for (ResolveInfo info : result) { 4750 Slog.v(TAG, " + " + info.activityInfo); 4751 } 4752 } 4753 return result; 4754 } 4755 4756 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4757 int status = ps.getDomainVerificationStatusForUser(userId); 4758 // if none available, get the master status 4759 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4760 if (ps.getIntentFilterVerificationInfo() != null) { 4761 status = ps.getIntentFilterVerificationInfo().getStatus(); 4762 } 4763 } 4764 return status; 4765 } 4766 4767 private ResolveInfo querySkipCurrentProfileIntents( 4768 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4769 int flags, int sourceUserId) { 4770 if (matchingFilters != null) { 4771 int size = matchingFilters.size(); 4772 for (int i = 0; i < size; i ++) { 4773 CrossProfileIntentFilter filter = matchingFilters.get(i); 4774 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4775 // Checking if there are activities in the target user that can handle the 4776 // intent. 4777 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4778 flags, sourceUserId); 4779 if (resolveInfo != null) { 4780 return resolveInfo; 4781 } 4782 } 4783 } 4784 } 4785 return null; 4786 } 4787 4788 // Return matching ResolveInfo if any for skip current profile intent filters. 4789 private ResolveInfo queryCrossProfileIntents( 4790 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4791 int flags, int sourceUserId) { 4792 if (matchingFilters != null) { 4793 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4794 // match the same intent. For performance reasons, it is better not to 4795 // run queryIntent twice for the same userId 4796 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4797 int size = matchingFilters.size(); 4798 for (int i = 0; i < size; i++) { 4799 CrossProfileIntentFilter filter = matchingFilters.get(i); 4800 int targetUserId = filter.getTargetUserId(); 4801 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4802 && !alreadyTriedUserIds.get(targetUserId)) { 4803 // Checking if there are activities in the target user that can handle the 4804 // intent. 4805 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4806 flags, sourceUserId); 4807 if (resolveInfo != null) return resolveInfo; 4808 alreadyTriedUserIds.put(targetUserId, true); 4809 } 4810 } 4811 } 4812 return null; 4813 } 4814 4815 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4816 String resolvedType, int flags, int sourceUserId) { 4817 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4818 resolvedType, flags, filter.getTargetUserId()); 4819 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4820 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4821 } 4822 return null; 4823 } 4824 4825 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4826 int sourceUserId, int targetUserId) { 4827 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4828 String className; 4829 if (targetUserId == UserHandle.USER_OWNER) { 4830 className = FORWARD_INTENT_TO_USER_OWNER; 4831 } else { 4832 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4833 } 4834 ComponentName forwardingActivityComponentName = new ComponentName( 4835 mAndroidApplication.packageName, className); 4836 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4837 sourceUserId); 4838 if (targetUserId == UserHandle.USER_OWNER) { 4839 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4840 forwardingResolveInfo.noResourceId = true; 4841 } 4842 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4843 forwardingResolveInfo.priority = 0; 4844 forwardingResolveInfo.preferredOrder = 0; 4845 forwardingResolveInfo.match = 0; 4846 forwardingResolveInfo.isDefault = true; 4847 forwardingResolveInfo.filter = filter; 4848 forwardingResolveInfo.targetUserId = targetUserId; 4849 return forwardingResolveInfo; 4850 } 4851 4852 @Override 4853 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4854 Intent[] specifics, String[] specificTypes, Intent intent, 4855 String resolvedType, int flags, int userId) { 4856 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4857 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4858 false, "query intent activity options"); 4859 final String resultsAction = intent.getAction(); 4860 4861 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4862 | PackageManager.GET_RESOLVED_FILTER, userId); 4863 4864 if (DEBUG_INTENT_MATCHING) { 4865 Log.v(TAG, "Query " + intent + ": " + results); 4866 } 4867 4868 int specificsPos = 0; 4869 int N; 4870 4871 // todo: note that the algorithm used here is O(N^2). This 4872 // isn't a problem in our current environment, but if we start running 4873 // into situations where we have more than 5 or 10 matches then this 4874 // should probably be changed to something smarter... 4875 4876 // First we go through and resolve each of the specific items 4877 // that were supplied, taking care of removing any corresponding 4878 // duplicate items in the generic resolve list. 4879 if (specifics != null) { 4880 for (int i=0; i<specifics.length; i++) { 4881 final Intent sintent = specifics[i]; 4882 if (sintent == null) { 4883 continue; 4884 } 4885 4886 if (DEBUG_INTENT_MATCHING) { 4887 Log.v(TAG, "Specific #" + i + ": " + sintent); 4888 } 4889 4890 String action = sintent.getAction(); 4891 if (resultsAction != null && resultsAction.equals(action)) { 4892 // If this action was explicitly requested, then don't 4893 // remove things that have it. 4894 action = null; 4895 } 4896 4897 ResolveInfo ri = null; 4898 ActivityInfo ai = null; 4899 4900 ComponentName comp = sintent.getComponent(); 4901 if (comp == null) { 4902 ri = resolveIntent( 4903 sintent, 4904 specificTypes != null ? specificTypes[i] : null, 4905 flags, userId); 4906 if (ri == null) { 4907 continue; 4908 } 4909 if (ri == mResolveInfo) { 4910 // ACK! Must do something better with this. 4911 } 4912 ai = ri.activityInfo; 4913 comp = new ComponentName(ai.applicationInfo.packageName, 4914 ai.name); 4915 } else { 4916 ai = getActivityInfo(comp, flags, userId); 4917 if (ai == null) { 4918 continue; 4919 } 4920 } 4921 4922 // Look for any generic query activities that are duplicates 4923 // of this specific one, and remove them from the results. 4924 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4925 N = results.size(); 4926 int j; 4927 for (j=specificsPos; j<N; j++) { 4928 ResolveInfo sri = results.get(j); 4929 if ((sri.activityInfo.name.equals(comp.getClassName()) 4930 && sri.activityInfo.applicationInfo.packageName.equals( 4931 comp.getPackageName())) 4932 || (action != null && sri.filter.matchAction(action))) { 4933 results.remove(j); 4934 if (DEBUG_INTENT_MATCHING) Log.v( 4935 TAG, "Removing duplicate item from " + j 4936 + " due to specific " + specificsPos); 4937 if (ri == null) { 4938 ri = sri; 4939 } 4940 j--; 4941 N--; 4942 } 4943 } 4944 4945 // Add this specific item to its proper place. 4946 if (ri == null) { 4947 ri = new ResolveInfo(); 4948 ri.activityInfo = ai; 4949 } 4950 results.add(specificsPos, ri); 4951 ri.specificIndex = i; 4952 specificsPos++; 4953 } 4954 } 4955 4956 // Now we go through the remaining generic results and remove any 4957 // duplicate actions that are found here. 4958 N = results.size(); 4959 for (int i=specificsPos; i<N-1; i++) { 4960 final ResolveInfo rii = results.get(i); 4961 if (rii.filter == null) { 4962 continue; 4963 } 4964 4965 // Iterate over all of the actions of this result's intent 4966 // filter... typically this should be just one. 4967 final Iterator<String> it = rii.filter.actionsIterator(); 4968 if (it == null) { 4969 continue; 4970 } 4971 while (it.hasNext()) { 4972 final String action = it.next(); 4973 if (resultsAction != null && resultsAction.equals(action)) { 4974 // If this action was explicitly requested, then don't 4975 // remove things that have it. 4976 continue; 4977 } 4978 for (int j=i+1; j<N; j++) { 4979 final ResolveInfo rij = results.get(j); 4980 if (rij.filter != null && rij.filter.hasAction(action)) { 4981 results.remove(j); 4982 if (DEBUG_INTENT_MATCHING) Log.v( 4983 TAG, "Removing duplicate item from " + j 4984 + " due to action " + action + " at " + i); 4985 j--; 4986 N--; 4987 } 4988 } 4989 } 4990 4991 // If the caller didn't request filter information, drop it now 4992 // so we don't have to marshall/unmarshall it. 4993 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4994 rii.filter = null; 4995 } 4996 } 4997 4998 // Filter out the caller activity if so requested. 4999 if (caller != null) { 5000 N = results.size(); 5001 for (int i=0; i<N; i++) { 5002 ActivityInfo ainfo = results.get(i).activityInfo; 5003 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5004 && caller.getClassName().equals(ainfo.name)) { 5005 results.remove(i); 5006 break; 5007 } 5008 } 5009 } 5010 5011 // If the caller didn't request filter information, 5012 // drop them now so we don't have to 5013 // marshall/unmarshall it. 5014 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5015 N = results.size(); 5016 for (int i=0; i<N; i++) { 5017 results.get(i).filter = null; 5018 } 5019 } 5020 5021 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5022 return results; 5023 } 5024 5025 @Override 5026 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5027 int userId) { 5028 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5029 ComponentName comp = intent.getComponent(); 5030 if (comp == null) { 5031 if (intent.getSelector() != null) { 5032 intent = intent.getSelector(); 5033 comp = intent.getComponent(); 5034 } 5035 } 5036 if (comp != null) { 5037 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5038 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5039 if (ai != null) { 5040 ResolveInfo ri = new ResolveInfo(); 5041 ri.activityInfo = ai; 5042 list.add(ri); 5043 } 5044 return list; 5045 } 5046 5047 // reader 5048 synchronized (mPackages) { 5049 String pkgName = intent.getPackage(); 5050 if (pkgName == null) { 5051 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5052 } 5053 final PackageParser.Package pkg = mPackages.get(pkgName); 5054 if (pkg != null) { 5055 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5056 userId); 5057 } 5058 return null; 5059 } 5060 } 5061 5062 @Override 5063 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5064 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5065 if (!sUserManager.exists(userId)) return null; 5066 if (query != null) { 5067 if (query.size() >= 1) { 5068 // If there is more than one service with the same priority, 5069 // just arbitrarily pick the first one. 5070 return query.get(0); 5071 } 5072 } 5073 return null; 5074 } 5075 5076 @Override 5077 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5078 int userId) { 5079 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5080 ComponentName comp = intent.getComponent(); 5081 if (comp == null) { 5082 if (intent.getSelector() != null) { 5083 intent = intent.getSelector(); 5084 comp = intent.getComponent(); 5085 } 5086 } 5087 if (comp != null) { 5088 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5089 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5090 if (si != null) { 5091 final ResolveInfo ri = new ResolveInfo(); 5092 ri.serviceInfo = si; 5093 list.add(ri); 5094 } 5095 return list; 5096 } 5097 5098 // reader 5099 synchronized (mPackages) { 5100 String pkgName = intent.getPackage(); 5101 if (pkgName == null) { 5102 return mServices.queryIntent(intent, resolvedType, flags, userId); 5103 } 5104 final PackageParser.Package pkg = mPackages.get(pkgName); 5105 if (pkg != null) { 5106 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5107 userId); 5108 } 5109 return null; 5110 } 5111 } 5112 5113 @Override 5114 public List<ResolveInfo> queryIntentContentProviders( 5115 Intent intent, String resolvedType, int flags, int userId) { 5116 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5117 ComponentName comp = intent.getComponent(); 5118 if (comp == null) { 5119 if (intent.getSelector() != null) { 5120 intent = intent.getSelector(); 5121 comp = intent.getComponent(); 5122 } 5123 } 5124 if (comp != null) { 5125 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5126 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5127 if (pi != null) { 5128 final ResolveInfo ri = new ResolveInfo(); 5129 ri.providerInfo = pi; 5130 list.add(ri); 5131 } 5132 return list; 5133 } 5134 5135 // reader 5136 synchronized (mPackages) { 5137 String pkgName = intent.getPackage(); 5138 if (pkgName == null) { 5139 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5140 } 5141 final PackageParser.Package pkg = mPackages.get(pkgName); 5142 if (pkg != null) { 5143 return mProviders.queryIntentForPackage( 5144 intent, resolvedType, flags, pkg.providers, userId); 5145 } 5146 return null; 5147 } 5148 } 5149 5150 @Override 5151 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5152 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5153 5154 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5155 5156 // writer 5157 synchronized (mPackages) { 5158 ArrayList<PackageInfo> list; 5159 if (listUninstalled) { 5160 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5161 for (PackageSetting ps : mSettings.mPackages.values()) { 5162 PackageInfo pi; 5163 if (ps.pkg != null) { 5164 pi = generatePackageInfo(ps.pkg, flags, userId); 5165 } else { 5166 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5167 } 5168 if (pi != null) { 5169 list.add(pi); 5170 } 5171 } 5172 } else { 5173 list = new ArrayList<PackageInfo>(mPackages.size()); 5174 for (PackageParser.Package p : mPackages.values()) { 5175 PackageInfo pi = generatePackageInfo(p, flags, userId); 5176 if (pi != null) { 5177 list.add(pi); 5178 } 5179 } 5180 } 5181 5182 return new ParceledListSlice<PackageInfo>(list); 5183 } 5184 } 5185 5186 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5187 String[] permissions, boolean[] tmp, int flags, int userId) { 5188 int numMatch = 0; 5189 final PermissionsState permissionsState = ps.getPermissionsState(); 5190 for (int i=0; i<permissions.length; i++) { 5191 final String permission = permissions[i]; 5192 if (permissionsState.hasPermission(permission, userId)) { 5193 tmp[i] = true; 5194 numMatch++; 5195 } else { 5196 tmp[i] = false; 5197 } 5198 } 5199 if (numMatch == 0) { 5200 return; 5201 } 5202 PackageInfo pi; 5203 if (ps.pkg != null) { 5204 pi = generatePackageInfo(ps.pkg, flags, userId); 5205 } else { 5206 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5207 } 5208 // The above might return null in cases of uninstalled apps or install-state 5209 // skew across users/profiles. 5210 if (pi != null) { 5211 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5212 if (numMatch == permissions.length) { 5213 pi.requestedPermissions = permissions; 5214 } else { 5215 pi.requestedPermissions = new String[numMatch]; 5216 numMatch = 0; 5217 for (int i=0; i<permissions.length; i++) { 5218 if (tmp[i]) { 5219 pi.requestedPermissions[numMatch] = permissions[i]; 5220 numMatch++; 5221 } 5222 } 5223 } 5224 } 5225 list.add(pi); 5226 } 5227 } 5228 5229 @Override 5230 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5231 String[] permissions, int flags, int userId) { 5232 if (!sUserManager.exists(userId)) return null; 5233 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5234 5235 // writer 5236 synchronized (mPackages) { 5237 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5238 boolean[] tmpBools = new boolean[permissions.length]; 5239 if (listUninstalled) { 5240 for (PackageSetting ps : mSettings.mPackages.values()) { 5241 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5242 } 5243 } else { 5244 for (PackageParser.Package pkg : mPackages.values()) { 5245 PackageSetting ps = (PackageSetting)pkg.mExtras; 5246 if (ps != null) { 5247 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5248 userId); 5249 } 5250 } 5251 } 5252 5253 return new ParceledListSlice<PackageInfo>(list); 5254 } 5255 } 5256 5257 @Override 5258 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5259 if (!sUserManager.exists(userId)) return null; 5260 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5261 5262 // writer 5263 synchronized (mPackages) { 5264 ArrayList<ApplicationInfo> list; 5265 if (listUninstalled) { 5266 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5267 for (PackageSetting ps : mSettings.mPackages.values()) { 5268 ApplicationInfo ai; 5269 if (ps.pkg != null) { 5270 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5271 ps.readUserState(userId), userId); 5272 } else { 5273 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5274 } 5275 if (ai != null) { 5276 list.add(ai); 5277 } 5278 } 5279 } else { 5280 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5281 for (PackageParser.Package p : mPackages.values()) { 5282 if (p.mExtras != null) { 5283 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5284 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5285 if (ai != null) { 5286 list.add(ai); 5287 } 5288 } 5289 } 5290 } 5291 5292 return new ParceledListSlice<ApplicationInfo>(list); 5293 } 5294 } 5295 5296 public List<ApplicationInfo> getPersistentApplications(int flags) { 5297 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5298 5299 // reader 5300 synchronized (mPackages) { 5301 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5302 final int userId = UserHandle.getCallingUserId(); 5303 while (i.hasNext()) { 5304 final PackageParser.Package p = i.next(); 5305 if (p.applicationInfo != null 5306 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5307 && (!mSafeMode || isSystemApp(p))) { 5308 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5309 if (ps != null) { 5310 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5311 ps.readUserState(userId), userId); 5312 if (ai != null) { 5313 finalList.add(ai); 5314 } 5315 } 5316 } 5317 } 5318 } 5319 5320 return finalList; 5321 } 5322 5323 @Override 5324 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5325 if (!sUserManager.exists(userId)) return null; 5326 // reader 5327 synchronized (mPackages) { 5328 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5329 PackageSetting ps = provider != null 5330 ? mSettings.mPackages.get(provider.owner.packageName) 5331 : null; 5332 return ps != null 5333 && mSettings.isEnabledLPr(provider.info, flags, userId) 5334 && (!mSafeMode || (provider.info.applicationInfo.flags 5335 &ApplicationInfo.FLAG_SYSTEM) != 0) 5336 ? PackageParser.generateProviderInfo(provider, flags, 5337 ps.readUserState(userId), userId) 5338 : null; 5339 } 5340 } 5341 5342 /** 5343 * @deprecated 5344 */ 5345 @Deprecated 5346 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5347 // reader 5348 synchronized (mPackages) { 5349 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5350 .entrySet().iterator(); 5351 final int userId = UserHandle.getCallingUserId(); 5352 while (i.hasNext()) { 5353 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5354 PackageParser.Provider p = entry.getValue(); 5355 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5356 5357 if (ps != null && p.syncable 5358 && (!mSafeMode || (p.info.applicationInfo.flags 5359 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5360 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5361 ps.readUserState(userId), userId); 5362 if (info != null) { 5363 outNames.add(entry.getKey()); 5364 outInfo.add(info); 5365 } 5366 } 5367 } 5368 } 5369 } 5370 5371 @Override 5372 public List<ProviderInfo> queryContentProviders(String processName, 5373 int uid, int flags) { 5374 ArrayList<ProviderInfo> finalList = null; 5375 // reader 5376 synchronized (mPackages) { 5377 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5378 final int userId = processName != null ? 5379 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5380 while (i.hasNext()) { 5381 final PackageParser.Provider p = i.next(); 5382 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5383 if (ps != null && p.info.authority != null 5384 && (processName == null 5385 || (p.info.processName.equals(processName) 5386 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5387 && mSettings.isEnabledLPr(p.info, flags, userId) 5388 && (!mSafeMode 5389 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5390 if (finalList == null) { 5391 finalList = new ArrayList<ProviderInfo>(3); 5392 } 5393 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5394 ps.readUserState(userId), userId); 5395 if (info != null) { 5396 finalList.add(info); 5397 } 5398 } 5399 } 5400 } 5401 5402 if (finalList != null) { 5403 Collections.sort(finalList, mProviderInitOrderSorter); 5404 } 5405 5406 return finalList; 5407 } 5408 5409 @Override 5410 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5411 int flags) { 5412 // reader 5413 synchronized (mPackages) { 5414 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5415 return PackageParser.generateInstrumentationInfo(i, flags); 5416 } 5417 } 5418 5419 @Override 5420 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5421 int flags) { 5422 ArrayList<InstrumentationInfo> finalList = 5423 new ArrayList<InstrumentationInfo>(); 5424 5425 // reader 5426 synchronized (mPackages) { 5427 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5428 while (i.hasNext()) { 5429 final PackageParser.Instrumentation p = i.next(); 5430 if (targetPackage == null 5431 || targetPackage.equals(p.info.targetPackage)) { 5432 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5433 flags); 5434 if (ii != null) { 5435 finalList.add(ii); 5436 } 5437 } 5438 } 5439 } 5440 5441 return finalList; 5442 } 5443 5444 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5445 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5446 if (overlays == null) { 5447 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5448 return; 5449 } 5450 for (PackageParser.Package opkg : overlays.values()) { 5451 // Not much to do if idmap fails: we already logged the error 5452 // and we certainly don't want to abort installation of pkg simply 5453 // because an overlay didn't fit properly. For these reasons, 5454 // ignore the return value of createIdmapForPackagePairLI. 5455 createIdmapForPackagePairLI(pkg, opkg); 5456 } 5457 } 5458 5459 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5460 PackageParser.Package opkg) { 5461 if (!opkg.mTrustedOverlay) { 5462 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5463 opkg.baseCodePath + ": overlay not trusted"); 5464 return false; 5465 } 5466 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5467 if (overlaySet == null) { 5468 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5469 opkg.baseCodePath + " but target package has no known overlays"); 5470 return false; 5471 } 5472 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5473 // TODO: generate idmap for split APKs 5474 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5475 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5476 + opkg.baseCodePath); 5477 return false; 5478 } 5479 PackageParser.Package[] overlayArray = 5480 overlaySet.values().toArray(new PackageParser.Package[0]); 5481 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5482 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5483 return p1.mOverlayPriority - p2.mOverlayPriority; 5484 } 5485 }; 5486 Arrays.sort(overlayArray, cmp); 5487 5488 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5489 int i = 0; 5490 for (PackageParser.Package p : overlayArray) { 5491 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5492 } 5493 return true; 5494 } 5495 5496 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5497 final File[] files = dir.listFiles(); 5498 if (ArrayUtils.isEmpty(files)) { 5499 Log.d(TAG, "No files in app dir " + dir); 5500 return; 5501 } 5502 5503 if (DEBUG_PACKAGE_SCANNING) { 5504 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5505 + " flags=0x" + Integer.toHexString(parseFlags)); 5506 } 5507 5508 for (File file : files) { 5509 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5510 && !PackageInstallerService.isStageName(file.getName()); 5511 if (!isPackage) { 5512 // Ignore entries which are not packages 5513 continue; 5514 } 5515 try { 5516 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5517 scanFlags, currentTime, null); 5518 } catch (PackageManagerException e) { 5519 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5520 5521 // Delete invalid userdata apps 5522 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5523 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5524 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5525 if (file.isDirectory()) { 5526 mInstaller.rmPackageDir(file.getAbsolutePath()); 5527 } else { 5528 file.delete(); 5529 } 5530 } 5531 } 5532 } 5533 } 5534 5535 private static File getSettingsProblemFile() { 5536 File dataDir = Environment.getDataDirectory(); 5537 File systemDir = new File(dataDir, "system"); 5538 File fname = new File(systemDir, "uiderrors.txt"); 5539 return fname; 5540 } 5541 5542 static void reportSettingsProblem(int priority, String msg) { 5543 logCriticalInfo(priority, msg); 5544 } 5545 5546 static void logCriticalInfo(int priority, String msg) { 5547 Slog.println(priority, TAG, msg); 5548 EventLogTags.writePmCriticalInfo(msg); 5549 try { 5550 File fname = getSettingsProblemFile(); 5551 FileOutputStream out = new FileOutputStream(fname, true); 5552 PrintWriter pw = new FastPrintWriter(out); 5553 SimpleDateFormat formatter = new SimpleDateFormat(); 5554 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5555 pw.println(dateString + ": " + msg); 5556 pw.close(); 5557 FileUtils.setPermissions( 5558 fname.toString(), 5559 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5560 -1, -1); 5561 } catch (java.io.IOException e) { 5562 } 5563 } 5564 5565 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5566 PackageParser.Package pkg, File srcFile, int parseFlags) 5567 throws PackageManagerException { 5568 if (ps != null 5569 && ps.codePath.equals(srcFile) 5570 && ps.timeStamp == srcFile.lastModified() 5571 && !isCompatSignatureUpdateNeeded(pkg) 5572 && !isRecoverSignatureUpdateNeeded(pkg)) { 5573 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5574 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5575 ArraySet<PublicKey> signingKs; 5576 synchronized (mPackages) { 5577 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5578 } 5579 if (ps.signatures.mSignatures != null 5580 && ps.signatures.mSignatures.length != 0 5581 && signingKs != null) { 5582 // Optimization: reuse the existing cached certificates 5583 // if the package appears to be unchanged. 5584 pkg.mSignatures = ps.signatures.mSignatures; 5585 pkg.mSigningKeys = signingKs; 5586 return; 5587 } 5588 5589 Slog.w(TAG, "PackageSetting for " + ps.name 5590 + " is missing signatures. Collecting certs again to recover them."); 5591 } else { 5592 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5593 } 5594 5595 try { 5596 pp.collectCertificates(pkg, parseFlags); 5597 pp.collectManifestDigest(pkg); 5598 } catch (PackageParserException e) { 5599 throw PackageManagerException.from(e); 5600 } 5601 } 5602 5603 /* 5604 * Scan a package and return the newly parsed package. 5605 * Returns null in case of errors and the error code is stored in mLastScanError 5606 */ 5607 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5608 long currentTime, UserHandle user) throws PackageManagerException { 5609 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5610 parseFlags |= mDefParseFlags; 5611 PackageParser pp = new PackageParser(); 5612 pp.setSeparateProcesses(mSeparateProcesses); 5613 pp.setOnlyCoreApps(mOnlyCore); 5614 pp.setDisplayMetrics(mMetrics); 5615 5616 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5617 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5618 } 5619 5620 final PackageParser.Package pkg; 5621 try { 5622 pkg = pp.parsePackage(scanFile, parseFlags); 5623 } catch (PackageParserException e) { 5624 throw PackageManagerException.from(e); 5625 } 5626 5627 PackageSetting ps = null; 5628 PackageSetting updatedPkg; 5629 // reader 5630 synchronized (mPackages) { 5631 // Look to see if we already know about this package. 5632 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5633 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5634 // This package has been renamed to its original name. Let's 5635 // use that. 5636 ps = mSettings.peekPackageLPr(oldName); 5637 } 5638 // If there was no original package, see one for the real package name. 5639 if (ps == null) { 5640 ps = mSettings.peekPackageLPr(pkg.packageName); 5641 } 5642 // Check to see if this package could be hiding/updating a system 5643 // package. Must look for it either under the original or real 5644 // package name depending on our state. 5645 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5646 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5647 } 5648 boolean updatedPkgBetter = false; 5649 // First check if this is a system package that may involve an update 5650 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5651 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5652 // it needs to drop FLAG_PRIVILEGED. 5653 if (locationIsPrivileged(scanFile)) { 5654 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5655 } else { 5656 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5657 } 5658 5659 if (ps != null && !ps.codePath.equals(scanFile)) { 5660 // The path has changed from what was last scanned... check the 5661 // version of the new path against what we have stored to determine 5662 // what to do. 5663 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5664 if (pkg.mVersionCode <= ps.versionCode) { 5665 // The system package has been updated and the code path does not match 5666 // Ignore entry. Skip it. 5667 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5668 + " ignored: updated version " + ps.versionCode 5669 + " better than this " + pkg.mVersionCode); 5670 if (!updatedPkg.codePath.equals(scanFile)) { 5671 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5672 + ps.name + " changing from " + updatedPkg.codePathString 5673 + " to " + scanFile); 5674 updatedPkg.codePath = scanFile; 5675 updatedPkg.codePathString = scanFile.toString(); 5676 updatedPkg.resourcePath = scanFile; 5677 updatedPkg.resourcePathString = scanFile.toString(); 5678 } 5679 updatedPkg.pkg = pkg; 5680 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5681 "Package " + ps.name + " at " + scanFile 5682 + " ignored: updated version " + ps.versionCode 5683 + " better than this " + pkg.mVersionCode); 5684 } else { 5685 // The current app on the system partition is better than 5686 // what we have updated to on the data partition; switch 5687 // back to the system partition version. 5688 // At this point, its safely assumed that package installation for 5689 // apps in system partition will go through. If not there won't be a working 5690 // version of the app 5691 // writer 5692 synchronized (mPackages) { 5693 // Just remove the loaded entries from package lists. 5694 mPackages.remove(ps.name); 5695 } 5696 5697 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5698 + " reverting from " + ps.codePathString 5699 + ": new version " + pkg.mVersionCode 5700 + " better than installed " + ps.versionCode); 5701 5702 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5703 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5704 synchronized (mInstallLock) { 5705 args.cleanUpResourcesLI(); 5706 } 5707 synchronized (mPackages) { 5708 mSettings.enableSystemPackageLPw(ps.name); 5709 } 5710 updatedPkgBetter = true; 5711 } 5712 } 5713 } 5714 5715 if (updatedPkg != null) { 5716 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5717 // initially 5718 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5719 5720 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5721 // flag set initially 5722 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5723 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5724 } 5725 } 5726 5727 // Verify certificates against what was last scanned 5728 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5729 5730 /* 5731 * A new system app appeared, but we already had a non-system one of the 5732 * same name installed earlier. 5733 */ 5734 boolean shouldHideSystemApp = false; 5735 if (updatedPkg == null && ps != null 5736 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5737 /* 5738 * Check to make sure the signatures match first. If they don't, 5739 * wipe the installed application and its data. 5740 */ 5741 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5742 != PackageManager.SIGNATURE_MATCH) { 5743 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5744 + " signatures don't match existing userdata copy; removing"); 5745 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5746 ps = null; 5747 } else { 5748 /* 5749 * If the newly-added system app is an older version than the 5750 * already installed version, hide it. It will be scanned later 5751 * and re-added like an update. 5752 */ 5753 if (pkg.mVersionCode <= ps.versionCode) { 5754 shouldHideSystemApp = true; 5755 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5756 + " but new version " + pkg.mVersionCode + " better than installed " 5757 + ps.versionCode + "; hiding system"); 5758 } else { 5759 /* 5760 * The newly found system app is a newer version that the 5761 * one previously installed. Simply remove the 5762 * already-installed application and replace it with our own 5763 * while keeping the application data. 5764 */ 5765 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5766 + " reverting from " + ps.codePathString + ": new version " 5767 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5768 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5769 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5770 synchronized (mInstallLock) { 5771 args.cleanUpResourcesLI(); 5772 } 5773 } 5774 } 5775 } 5776 5777 // The apk is forward locked (not public) if its code and resources 5778 // are kept in different files. (except for app in either system or 5779 // vendor path). 5780 // TODO grab this value from PackageSettings 5781 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5782 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5783 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5784 } 5785 } 5786 5787 // TODO: extend to support forward-locked splits 5788 String resourcePath = null; 5789 String baseResourcePath = null; 5790 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5791 if (ps != null && ps.resourcePathString != null) { 5792 resourcePath = ps.resourcePathString; 5793 baseResourcePath = ps.resourcePathString; 5794 } else { 5795 // Should not happen at all. Just log an error. 5796 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5797 } 5798 } else { 5799 resourcePath = pkg.codePath; 5800 baseResourcePath = pkg.baseCodePath; 5801 } 5802 5803 // Set application objects path explicitly. 5804 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5805 pkg.applicationInfo.setCodePath(pkg.codePath); 5806 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5807 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5808 pkg.applicationInfo.setResourcePath(resourcePath); 5809 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5810 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5811 5812 // Note that we invoke the following method only if we are about to unpack an application 5813 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5814 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5815 5816 /* 5817 * If the system app should be overridden by a previously installed 5818 * data, hide the system app now and let the /data/app scan pick it up 5819 * again. 5820 */ 5821 if (shouldHideSystemApp) { 5822 synchronized (mPackages) { 5823 /* 5824 * We have to grant systems permissions before we hide, because 5825 * grantPermissions will assume the package update is trying to 5826 * expand its permissions. 5827 */ 5828 grantPermissionsLPw(pkg, true, pkg.packageName); 5829 mSettings.disableSystemPackageLPw(pkg.packageName); 5830 } 5831 } 5832 5833 return scannedPkg; 5834 } 5835 5836 private static String fixProcessName(String defProcessName, 5837 String processName, int uid) { 5838 if (processName == null) { 5839 return defProcessName; 5840 } 5841 return processName; 5842 } 5843 5844 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5845 throws PackageManagerException { 5846 if (pkgSetting.signatures.mSignatures != null) { 5847 // Already existing package. Make sure signatures match 5848 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5849 == PackageManager.SIGNATURE_MATCH; 5850 if (!match) { 5851 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5852 == PackageManager.SIGNATURE_MATCH; 5853 } 5854 if (!match) { 5855 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5856 == PackageManager.SIGNATURE_MATCH; 5857 } 5858 if (!match) { 5859 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5860 + pkg.packageName + " signatures do not match the " 5861 + "previously installed version; ignoring!"); 5862 } 5863 } 5864 5865 // Check for shared user signatures 5866 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5867 // Already existing package. Make sure signatures match 5868 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5869 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5870 if (!match) { 5871 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5872 == PackageManager.SIGNATURE_MATCH; 5873 } 5874 if (!match) { 5875 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5876 == PackageManager.SIGNATURE_MATCH; 5877 } 5878 if (!match) { 5879 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5880 "Package " + pkg.packageName 5881 + " has no signatures that match those in shared user " 5882 + pkgSetting.sharedUser.name + "; ignoring!"); 5883 } 5884 } 5885 } 5886 5887 /** 5888 * Enforces that only the system UID or root's UID can call a method exposed 5889 * via Binder. 5890 * 5891 * @param message used as message if SecurityException is thrown 5892 * @throws SecurityException if the caller is not system or root 5893 */ 5894 private static final void enforceSystemOrRoot(String message) { 5895 final int uid = Binder.getCallingUid(); 5896 if (uid != Process.SYSTEM_UID && uid != 0) { 5897 throw new SecurityException(message); 5898 } 5899 } 5900 5901 @Override 5902 public void performBootDexOpt() { 5903 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5904 5905 // Before everything else, see whether we need to fstrim. 5906 try { 5907 IMountService ms = PackageHelper.getMountService(); 5908 if (ms != null) { 5909 final boolean isUpgrade = isUpgrade(); 5910 boolean doTrim = isUpgrade; 5911 if (doTrim) { 5912 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5913 } else { 5914 final long interval = android.provider.Settings.Global.getLong( 5915 mContext.getContentResolver(), 5916 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5917 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5918 if (interval > 0) { 5919 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5920 if (timeSinceLast > interval) { 5921 doTrim = true; 5922 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5923 + "; running immediately"); 5924 } 5925 } 5926 } 5927 if (doTrim) { 5928 if (!isFirstBoot()) { 5929 try { 5930 ActivityManagerNative.getDefault().showBootMessage( 5931 mContext.getResources().getString( 5932 R.string.android_upgrading_fstrim), true); 5933 } catch (RemoteException e) { 5934 } 5935 } 5936 ms.runMaintenance(); 5937 } 5938 } else { 5939 Slog.e(TAG, "Mount service unavailable!"); 5940 } 5941 } catch (RemoteException e) { 5942 // Can't happen; MountService is local 5943 } 5944 5945 final ArraySet<PackageParser.Package> pkgs; 5946 synchronized (mPackages) { 5947 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5948 } 5949 5950 if (pkgs != null) { 5951 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5952 // in case the device runs out of space. 5953 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5954 // Give priority to core apps. 5955 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5956 PackageParser.Package pkg = it.next(); 5957 if (pkg.coreApp) { 5958 if (DEBUG_DEXOPT) { 5959 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5960 } 5961 sortedPkgs.add(pkg); 5962 it.remove(); 5963 } 5964 } 5965 // Give priority to system apps that listen for pre boot complete. 5966 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5967 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5968 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5969 PackageParser.Package pkg = it.next(); 5970 if (pkgNames.contains(pkg.packageName)) { 5971 if (DEBUG_DEXOPT) { 5972 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5973 } 5974 sortedPkgs.add(pkg); 5975 it.remove(); 5976 } 5977 } 5978 // Give priority to system apps. 5979 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5980 PackageParser.Package pkg = it.next(); 5981 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5982 if (DEBUG_DEXOPT) { 5983 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5984 } 5985 sortedPkgs.add(pkg); 5986 it.remove(); 5987 } 5988 } 5989 // Give priority to updated system apps. 5990 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5991 PackageParser.Package pkg = it.next(); 5992 if (pkg.isUpdatedSystemApp()) { 5993 if (DEBUG_DEXOPT) { 5994 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5995 } 5996 sortedPkgs.add(pkg); 5997 it.remove(); 5998 } 5999 } 6000 // Give priority to apps that listen for boot complete. 6001 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6002 pkgNames = getPackageNamesForIntent(intent); 6003 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6004 PackageParser.Package pkg = it.next(); 6005 if (pkgNames.contains(pkg.packageName)) { 6006 if (DEBUG_DEXOPT) { 6007 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6008 } 6009 sortedPkgs.add(pkg); 6010 it.remove(); 6011 } 6012 } 6013 // Filter out packages that aren't recently used. 6014 filterRecentlyUsedApps(pkgs); 6015 // Add all remaining apps. 6016 for (PackageParser.Package pkg : pkgs) { 6017 if (DEBUG_DEXOPT) { 6018 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6019 } 6020 sortedPkgs.add(pkg); 6021 } 6022 6023 // If we want to be lazy, filter everything that wasn't recently used. 6024 if (mLazyDexOpt) { 6025 filterRecentlyUsedApps(sortedPkgs); 6026 } 6027 6028 int i = 0; 6029 int total = sortedPkgs.size(); 6030 File dataDir = Environment.getDataDirectory(); 6031 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6032 if (lowThreshold == 0) { 6033 throw new IllegalStateException("Invalid low memory threshold"); 6034 } 6035 for (PackageParser.Package pkg : sortedPkgs) { 6036 long usableSpace = dataDir.getUsableSpace(); 6037 if (usableSpace < lowThreshold) { 6038 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6039 break; 6040 } 6041 performBootDexOpt(pkg, ++i, total); 6042 } 6043 } 6044 } 6045 6046 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6047 // Filter out packages that aren't recently used. 6048 // 6049 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6050 // should do a full dexopt. 6051 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6052 int total = pkgs.size(); 6053 int skipped = 0; 6054 long now = System.currentTimeMillis(); 6055 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6056 PackageParser.Package pkg = i.next(); 6057 long then = pkg.mLastPackageUsageTimeInMills; 6058 if (then + mDexOptLRUThresholdInMills < now) { 6059 if (DEBUG_DEXOPT) { 6060 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6061 ((then == 0) ? "never" : new Date(then))); 6062 } 6063 i.remove(); 6064 skipped++; 6065 } 6066 } 6067 if (DEBUG_DEXOPT) { 6068 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6069 } 6070 } 6071 } 6072 6073 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6074 List<ResolveInfo> ris = null; 6075 try { 6076 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6077 intent, null, 0, UserHandle.USER_OWNER); 6078 } catch (RemoteException e) { 6079 } 6080 ArraySet<String> pkgNames = new ArraySet<String>(); 6081 if (ris != null) { 6082 for (ResolveInfo ri : ris) { 6083 pkgNames.add(ri.activityInfo.packageName); 6084 } 6085 } 6086 return pkgNames; 6087 } 6088 6089 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6090 if (DEBUG_DEXOPT) { 6091 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6092 } 6093 if (!isFirstBoot()) { 6094 try { 6095 ActivityManagerNative.getDefault().showBootMessage( 6096 mContext.getResources().getString(R.string.android_upgrading_apk, 6097 curr, total), true); 6098 } catch (RemoteException e) { 6099 } 6100 } 6101 PackageParser.Package p = pkg; 6102 synchronized (mInstallLock) { 6103 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6104 false /* force dex */, false /* defer */, true /* include dependencies */); 6105 } 6106 } 6107 6108 @Override 6109 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6110 return performDexOpt(packageName, instructionSet, false); 6111 } 6112 6113 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6114 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6115 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6116 if (!dexopt && !updateUsage) { 6117 // We aren't going to dexopt or update usage, so bail early. 6118 return false; 6119 } 6120 PackageParser.Package p; 6121 final String targetInstructionSet; 6122 synchronized (mPackages) { 6123 p = mPackages.get(packageName); 6124 if (p == null) { 6125 return false; 6126 } 6127 if (updateUsage) { 6128 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6129 } 6130 mPackageUsage.write(false); 6131 if (!dexopt) { 6132 // We aren't going to dexopt, so bail early. 6133 return false; 6134 } 6135 6136 targetInstructionSet = instructionSet != null ? instructionSet : 6137 getPrimaryInstructionSet(p.applicationInfo); 6138 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6139 return false; 6140 } 6141 } 6142 6143 synchronized (mInstallLock) { 6144 final String[] instructionSets = new String[] { targetInstructionSet }; 6145 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6146 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6147 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6148 } 6149 } 6150 6151 public ArraySet<String> getPackagesThatNeedDexOpt() { 6152 ArraySet<String> pkgs = null; 6153 synchronized (mPackages) { 6154 for (PackageParser.Package p : mPackages.values()) { 6155 if (DEBUG_DEXOPT) { 6156 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6157 } 6158 if (!p.mDexOptPerformed.isEmpty()) { 6159 continue; 6160 } 6161 if (pkgs == null) { 6162 pkgs = new ArraySet<String>(); 6163 } 6164 pkgs.add(p.packageName); 6165 } 6166 } 6167 return pkgs; 6168 } 6169 6170 public void shutdown() { 6171 mPackageUsage.write(true); 6172 } 6173 6174 @Override 6175 public void forceDexOpt(String packageName) { 6176 enforceSystemOrRoot("forceDexOpt"); 6177 6178 PackageParser.Package pkg; 6179 synchronized (mPackages) { 6180 pkg = mPackages.get(packageName); 6181 if (pkg == null) { 6182 throw new IllegalArgumentException("Missing package: " + packageName); 6183 } 6184 } 6185 6186 synchronized (mInstallLock) { 6187 final String[] instructionSets = new String[] { 6188 getPrimaryInstructionSet(pkg.applicationInfo) }; 6189 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6190 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6191 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6192 throw new IllegalStateException("Failed to dexopt: " + res); 6193 } 6194 } 6195 } 6196 6197 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6198 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6199 Slog.w(TAG, "Unable to update from " + oldPkg.name 6200 + " to " + newPkg.packageName 6201 + ": old package not in system partition"); 6202 return false; 6203 } else if (mPackages.get(oldPkg.name) != null) { 6204 Slog.w(TAG, "Unable to update from " + oldPkg.name 6205 + " to " + newPkg.packageName 6206 + ": old package still exists"); 6207 return false; 6208 } 6209 return true; 6210 } 6211 6212 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6213 int[] users = sUserManager.getUserIds(); 6214 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6215 if (res < 0) { 6216 return res; 6217 } 6218 for (int user : users) { 6219 if (user != 0) { 6220 res = mInstaller.createUserData(volumeUuid, packageName, 6221 UserHandle.getUid(user, uid), user, seinfo); 6222 if (res < 0) { 6223 return res; 6224 } 6225 } 6226 } 6227 return res; 6228 } 6229 6230 private int removeDataDirsLI(String volumeUuid, String packageName) { 6231 int[] users = sUserManager.getUserIds(); 6232 int res = 0; 6233 for (int user : users) { 6234 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6235 if (resInner < 0) { 6236 res = resInner; 6237 } 6238 } 6239 6240 return res; 6241 } 6242 6243 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6244 int[] users = sUserManager.getUserIds(); 6245 int res = 0; 6246 for (int user : users) { 6247 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6248 if (resInner < 0) { 6249 res = resInner; 6250 } 6251 } 6252 return res; 6253 } 6254 6255 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6256 PackageParser.Package changingLib) { 6257 if (file.path != null) { 6258 usesLibraryFiles.add(file.path); 6259 return; 6260 } 6261 PackageParser.Package p = mPackages.get(file.apk); 6262 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6263 // If we are doing this while in the middle of updating a library apk, 6264 // then we need to make sure to use that new apk for determining the 6265 // dependencies here. (We haven't yet finished committing the new apk 6266 // to the package manager state.) 6267 if (p == null || p.packageName.equals(changingLib.packageName)) { 6268 p = changingLib; 6269 } 6270 } 6271 if (p != null) { 6272 usesLibraryFiles.addAll(p.getAllCodePaths()); 6273 } 6274 } 6275 6276 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6277 PackageParser.Package changingLib) throws PackageManagerException { 6278 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6279 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6280 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6281 for (int i=0; i<N; i++) { 6282 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6283 if (file == null) { 6284 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6285 "Package " + pkg.packageName + " requires unavailable shared library " 6286 + pkg.usesLibraries.get(i) + "; failing!"); 6287 } 6288 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6289 } 6290 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6291 for (int i=0; i<N; i++) { 6292 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6293 if (file == null) { 6294 Slog.w(TAG, "Package " + pkg.packageName 6295 + " desires unavailable shared library " 6296 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6297 } else { 6298 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6299 } 6300 } 6301 N = usesLibraryFiles.size(); 6302 if (N > 0) { 6303 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6304 } else { 6305 pkg.usesLibraryFiles = null; 6306 } 6307 } 6308 } 6309 6310 private static boolean hasString(List<String> list, List<String> which) { 6311 if (list == null) { 6312 return false; 6313 } 6314 for (int i=list.size()-1; i>=0; i--) { 6315 for (int j=which.size()-1; j>=0; j--) { 6316 if (which.get(j).equals(list.get(i))) { 6317 return true; 6318 } 6319 } 6320 } 6321 return false; 6322 } 6323 6324 private void updateAllSharedLibrariesLPw() { 6325 for (PackageParser.Package pkg : mPackages.values()) { 6326 try { 6327 updateSharedLibrariesLPw(pkg, null); 6328 } catch (PackageManagerException e) { 6329 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6330 } 6331 } 6332 } 6333 6334 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6335 PackageParser.Package changingPkg) { 6336 ArrayList<PackageParser.Package> res = null; 6337 for (PackageParser.Package pkg : mPackages.values()) { 6338 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6339 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6340 if (res == null) { 6341 res = new ArrayList<PackageParser.Package>(); 6342 } 6343 res.add(pkg); 6344 try { 6345 updateSharedLibrariesLPw(pkg, changingPkg); 6346 } catch (PackageManagerException e) { 6347 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6348 } 6349 } 6350 } 6351 return res; 6352 } 6353 6354 /** 6355 * Derive the value of the {@code cpuAbiOverride} based on the provided 6356 * value and an optional stored value from the package settings. 6357 */ 6358 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6359 String cpuAbiOverride = null; 6360 6361 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6362 cpuAbiOverride = null; 6363 } else if (abiOverride != null) { 6364 cpuAbiOverride = abiOverride; 6365 } else if (settings != null) { 6366 cpuAbiOverride = settings.cpuAbiOverrideString; 6367 } 6368 6369 return cpuAbiOverride; 6370 } 6371 6372 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6373 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6374 boolean success = false; 6375 try { 6376 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6377 currentTime, user); 6378 success = true; 6379 return res; 6380 } finally { 6381 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6382 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6383 } 6384 } 6385 } 6386 6387 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6388 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6389 final File scanFile = new File(pkg.codePath); 6390 if (pkg.applicationInfo.getCodePath() == null || 6391 pkg.applicationInfo.getResourcePath() == null) { 6392 // Bail out. The resource and code paths haven't been set. 6393 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6394 "Code and resource paths haven't been set correctly"); 6395 } 6396 6397 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6398 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6399 } else { 6400 // Only allow system apps to be flagged as core apps. 6401 pkg.coreApp = false; 6402 } 6403 6404 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6405 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6406 } 6407 6408 if (mCustomResolverComponentName != null && 6409 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6410 setUpCustomResolverActivity(pkg); 6411 } 6412 6413 if (pkg.packageName.equals("android")) { 6414 synchronized (mPackages) { 6415 if (mAndroidApplication != null) { 6416 Slog.w(TAG, "*************************************************"); 6417 Slog.w(TAG, "Core android package being redefined. Skipping."); 6418 Slog.w(TAG, " file=" + scanFile); 6419 Slog.w(TAG, "*************************************************"); 6420 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6421 "Core android package being redefined. Skipping."); 6422 } 6423 6424 // Set up information for our fall-back user intent resolution activity. 6425 mPlatformPackage = pkg; 6426 pkg.mVersionCode = mSdkVersion; 6427 mAndroidApplication = pkg.applicationInfo; 6428 6429 if (!mResolverReplaced) { 6430 mResolveActivity.applicationInfo = mAndroidApplication; 6431 mResolveActivity.name = ResolverActivity.class.getName(); 6432 mResolveActivity.packageName = mAndroidApplication.packageName; 6433 mResolveActivity.processName = "system:ui"; 6434 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6435 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6436 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6437 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6438 mResolveActivity.exported = true; 6439 mResolveActivity.enabled = true; 6440 mResolveInfo.activityInfo = mResolveActivity; 6441 mResolveInfo.priority = 0; 6442 mResolveInfo.preferredOrder = 0; 6443 mResolveInfo.match = 0; 6444 mResolveComponentName = new ComponentName( 6445 mAndroidApplication.packageName, mResolveActivity.name); 6446 } 6447 } 6448 } 6449 6450 if (DEBUG_PACKAGE_SCANNING) { 6451 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6452 Log.d(TAG, "Scanning package " + pkg.packageName); 6453 } 6454 6455 if (mPackages.containsKey(pkg.packageName) 6456 || mSharedLibraries.containsKey(pkg.packageName)) { 6457 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6458 "Application package " + pkg.packageName 6459 + " already installed. Skipping duplicate."); 6460 } 6461 6462 // If we're only installing presumed-existing packages, require that the 6463 // scanned APK is both already known and at the path previously established 6464 // for it. Previously unknown packages we pick up normally, but if we have an 6465 // a priori expectation about this package's install presence, enforce it. 6466 // With a singular exception for new system packages. When an OTA contains 6467 // a new system package, we allow the codepath to change from a system location 6468 // to the user-installed location. If we don't allow this change, any newer, 6469 // user-installed version of the application will be ignored. 6470 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6471 if (mExpectingBetter.containsKey(pkg.packageName)) { 6472 logCriticalInfo(Log.WARN, 6473 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6474 } else { 6475 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6476 if (known != null) { 6477 if (DEBUG_PACKAGE_SCANNING) { 6478 Log.d(TAG, "Examining " + pkg.codePath 6479 + " and requiring known paths " + known.codePathString 6480 + " & " + known.resourcePathString); 6481 } 6482 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6483 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6484 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6485 "Application package " + pkg.packageName 6486 + " found at " + pkg.applicationInfo.getCodePath() 6487 + " but expected at " + known.codePathString + "; ignoring."); 6488 } 6489 } 6490 } 6491 } 6492 6493 // Initialize package source and resource directories 6494 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6495 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6496 6497 SharedUserSetting suid = null; 6498 PackageSetting pkgSetting = null; 6499 6500 if (!isSystemApp(pkg)) { 6501 // Only system apps can use these features. 6502 pkg.mOriginalPackages = null; 6503 pkg.mRealPackage = null; 6504 pkg.mAdoptPermissions = null; 6505 } 6506 6507 // writer 6508 synchronized (mPackages) { 6509 if (pkg.mSharedUserId != null) { 6510 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6511 if (suid == null) { 6512 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6513 "Creating application package " + pkg.packageName 6514 + " for shared user failed"); 6515 } 6516 if (DEBUG_PACKAGE_SCANNING) { 6517 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6518 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6519 + "): packages=" + suid.packages); 6520 } 6521 } 6522 6523 // Check if we are renaming from an original package name. 6524 PackageSetting origPackage = null; 6525 String realName = null; 6526 if (pkg.mOriginalPackages != null) { 6527 // This package may need to be renamed to a previously 6528 // installed name. Let's check on that... 6529 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6530 if (pkg.mOriginalPackages.contains(renamed)) { 6531 // This package had originally been installed as the 6532 // original name, and we have already taken care of 6533 // transitioning to the new one. Just update the new 6534 // one to continue using the old name. 6535 realName = pkg.mRealPackage; 6536 if (!pkg.packageName.equals(renamed)) { 6537 // Callers into this function may have already taken 6538 // care of renaming the package; only do it here if 6539 // it is not already done. 6540 pkg.setPackageName(renamed); 6541 } 6542 6543 } else { 6544 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6545 if ((origPackage = mSettings.peekPackageLPr( 6546 pkg.mOriginalPackages.get(i))) != null) { 6547 // We do have the package already installed under its 6548 // original name... should we use it? 6549 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6550 // New package is not compatible with original. 6551 origPackage = null; 6552 continue; 6553 } else if (origPackage.sharedUser != null) { 6554 // Make sure uid is compatible between packages. 6555 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6556 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6557 + " to " + pkg.packageName + ": old uid " 6558 + origPackage.sharedUser.name 6559 + " differs from " + pkg.mSharedUserId); 6560 origPackage = null; 6561 continue; 6562 } 6563 } else { 6564 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6565 + pkg.packageName + " to old name " + origPackage.name); 6566 } 6567 break; 6568 } 6569 } 6570 } 6571 } 6572 6573 if (mTransferedPackages.contains(pkg.packageName)) { 6574 Slog.w(TAG, "Package " + pkg.packageName 6575 + " was transferred to another, but its .apk remains"); 6576 } 6577 6578 // Just create the setting, don't add it yet. For already existing packages 6579 // the PkgSetting exists already and doesn't have to be created. 6580 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6581 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6582 pkg.applicationInfo.primaryCpuAbi, 6583 pkg.applicationInfo.secondaryCpuAbi, 6584 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6585 user, false); 6586 if (pkgSetting == null) { 6587 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6588 "Creating application package " + pkg.packageName + " failed"); 6589 } 6590 6591 if (pkgSetting.origPackage != null) { 6592 // If we are first transitioning from an original package, 6593 // fix up the new package's name now. We need to do this after 6594 // looking up the package under its new name, so getPackageLP 6595 // can take care of fiddling things correctly. 6596 pkg.setPackageName(origPackage.name); 6597 6598 // File a report about this. 6599 String msg = "New package " + pkgSetting.realName 6600 + " renamed to replace old package " + pkgSetting.name; 6601 reportSettingsProblem(Log.WARN, msg); 6602 6603 // Make a note of it. 6604 mTransferedPackages.add(origPackage.name); 6605 6606 // No longer need to retain this. 6607 pkgSetting.origPackage = null; 6608 } 6609 6610 if (realName != null) { 6611 // Make a note of it. 6612 mTransferedPackages.add(pkg.packageName); 6613 } 6614 6615 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6616 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6617 } 6618 6619 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6620 // Check all shared libraries and map to their actual file path. 6621 // We only do this here for apps not on a system dir, because those 6622 // are the only ones that can fail an install due to this. We 6623 // will take care of the system apps by updating all of their 6624 // library paths after the scan is done. 6625 updateSharedLibrariesLPw(pkg, null); 6626 } 6627 6628 if (mFoundPolicyFile) { 6629 SELinuxMMAC.assignSeinfoValue(pkg); 6630 } 6631 6632 pkg.applicationInfo.uid = pkgSetting.appId; 6633 pkg.mExtras = pkgSetting; 6634 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6635 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6636 // We just determined the app is signed correctly, so bring 6637 // over the latest parsed certs. 6638 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6639 } else { 6640 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6641 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6642 "Package " + pkg.packageName + " upgrade keys do not match the " 6643 + "previously installed version"); 6644 } else { 6645 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6646 String msg = "System package " + pkg.packageName 6647 + " signature changed; retaining data."; 6648 reportSettingsProblem(Log.WARN, msg); 6649 } 6650 } 6651 } else { 6652 try { 6653 verifySignaturesLP(pkgSetting, pkg); 6654 // We just determined the app is signed correctly, so bring 6655 // over the latest parsed certs. 6656 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6657 } catch (PackageManagerException e) { 6658 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6659 throw e; 6660 } 6661 // The signature has changed, but this package is in the system 6662 // image... let's recover! 6663 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6664 // However... if this package is part of a shared user, but it 6665 // doesn't match the signature of the shared user, let's fail. 6666 // What this means is that you can't change the signatures 6667 // associated with an overall shared user, which doesn't seem all 6668 // that unreasonable. 6669 if (pkgSetting.sharedUser != null) { 6670 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6671 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6672 throw new PackageManagerException( 6673 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6674 "Signature mismatch for shared user : " 6675 + pkgSetting.sharedUser); 6676 } 6677 } 6678 // File a report about this. 6679 String msg = "System package " + pkg.packageName 6680 + " signature changed; retaining data."; 6681 reportSettingsProblem(Log.WARN, msg); 6682 } 6683 } 6684 // Verify that this new package doesn't have any content providers 6685 // that conflict with existing packages. Only do this if the 6686 // package isn't already installed, since we don't want to break 6687 // things that are installed. 6688 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6689 final int N = pkg.providers.size(); 6690 int i; 6691 for (i=0; i<N; i++) { 6692 PackageParser.Provider p = pkg.providers.get(i); 6693 if (p.info.authority != null) { 6694 String names[] = p.info.authority.split(";"); 6695 for (int j = 0; j < names.length; j++) { 6696 if (mProvidersByAuthority.containsKey(names[j])) { 6697 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6698 final String otherPackageName = 6699 ((other != null && other.getComponentName() != null) ? 6700 other.getComponentName().getPackageName() : "?"); 6701 throw new PackageManagerException( 6702 INSTALL_FAILED_CONFLICTING_PROVIDER, 6703 "Can't install because provider name " + names[j] 6704 + " (in package " + pkg.applicationInfo.packageName 6705 + ") is already used by " + otherPackageName); 6706 } 6707 } 6708 } 6709 } 6710 } 6711 6712 if (pkg.mAdoptPermissions != null) { 6713 // This package wants to adopt ownership of permissions from 6714 // another package. 6715 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6716 final String origName = pkg.mAdoptPermissions.get(i); 6717 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6718 if (orig != null) { 6719 if (verifyPackageUpdateLPr(orig, pkg)) { 6720 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6721 + pkg.packageName); 6722 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6723 } 6724 } 6725 } 6726 } 6727 } 6728 6729 final String pkgName = pkg.packageName; 6730 6731 final long scanFileTime = scanFile.lastModified(); 6732 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6733 pkg.applicationInfo.processName = fixProcessName( 6734 pkg.applicationInfo.packageName, 6735 pkg.applicationInfo.processName, 6736 pkg.applicationInfo.uid); 6737 6738 File dataPath; 6739 if (mPlatformPackage == pkg) { 6740 // The system package is special. 6741 dataPath = new File(Environment.getDataDirectory(), "system"); 6742 6743 pkg.applicationInfo.dataDir = dataPath.getPath(); 6744 6745 } else { 6746 // This is a normal package, need to make its data directory. 6747 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6748 UserHandle.USER_OWNER, pkg.packageName); 6749 6750 boolean uidError = false; 6751 if (dataPath.exists()) { 6752 int currentUid = 0; 6753 try { 6754 StructStat stat = Os.stat(dataPath.getPath()); 6755 currentUid = stat.st_uid; 6756 } catch (ErrnoException e) { 6757 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6758 } 6759 6760 // If we have mismatched owners for the data path, we have a problem. 6761 if (currentUid != pkg.applicationInfo.uid) { 6762 boolean recovered = false; 6763 if (currentUid == 0) { 6764 // The directory somehow became owned by root. Wow. 6765 // This is probably because the system was stopped while 6766 // installd was in the middle of messing with its libs 6767 // directory. Ask installd to fix that. 6768 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6769 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6770 if (ret >= 0) { 6771 recovered = true; 6772 String msg = "Package " + pkg.packageName 6773 + " unexpectedly changed to uid 0; recovered to " + 6774 + pkg.applicationInfo.uid; 6775 reportSettingsProblem(Log.WARN, msg); 6776 } 6777 } 6778 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6779 || (scanFlags&SCAN_BOOTING) != 0)) { 6780 // If this is a system app, we can at least delete its 6781 // current data so the application will still work. 6782 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6783 if (ret >= 0) { 6784 // TODO: Kill the processes first 6785 // Old data gone! 6786 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6787 ? "System package " : "Third party package "; 6788 String msg = prefix + pkg.packageName 6789 + " has changed from uid: " 6790 + currentUid + " to " 6791 + pkg.applicationInfo.uid + "; old data erased"; 6792 reportSettingsProblem(Log.WARN, msg); 6793 recovered = true; 6794 6795 // And now re-install the app. 6796 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6797 pkg.applicationInfo.seinfo); 6798 if (ret == -1) { 6799 // Ack should not happen! 6800 msg = prefix + pkg.packageName 6801 + " could not have data directory re-created after delete."; 6802 reportSettingsProblem(Log.WARN, msg); 6803 throw new PackageManagerException( 6804 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6805 } 6806 } 6807 if (!recovered) { 6808 mHasSystemUidErrors = true; 6809 } 6810 } else if (!recovered) { 6811 // If we allow this install to proceed, we will be broken. 6812 // Abort, abort! 6813 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6814 "scanPackageLI"); 6815 } 6816 if (!recovered) { 6817 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6818 + pkg.applicationInfo.uid + "/fs_" 6819 + currentUid; 6820 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6821 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6822 String msg = "Package " + pkg.packageName 6823 + " has mismatched uid: " 6824 + currentUid + " on disk, " 6825 + pkg.applicationInfo.uid + " in settings"; 6826 // writer 6827 synchronized (mPackages) { 6828 mSettings.mReadMessages.append(msg); 6829 mSettings.mReadMessages.append('\n'); 6830 uidError = true; 6831 if (!pkgSetting.uidError) { 6832 reportSettingsProblem(Log.ERROR, msg); 6833 } 6834 } 6835 } 6836 } 6837 pkg.applicationInfo.dataDir = dataPath.getPath(); 6838 if (mShouldRestoreconData) { 6839 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6840 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6841 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6842 } 6843 } else { 6844 if (DEBUG_PACKAGE_SCANNING) { 6845 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6846 Log.v(TAG, "Want this data dir: " + dataPath); 6847 } 6848 //invoke installer to do the actual installation 6849 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6850 pkg.applicationInfo.seinfo); 6851 if (ret < 0) { 6852 // Error from installer 6853 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6854 "Unable to create data dirs [errorCode=" + ret + "]"); 6855 } 6856 6857 if (dataPath.exists()) { 6858 pkg.applicationInfo.dataDir = dataPath.getPath(); 6859 } else { 6860 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6861 pkg.applicationInfo.dataDir = null; 6862 } 6863 } 6864 6865 pkgSetting.uidError = uidError; 6866 } 6867 6868 final String path = scanFile.getPath(); 6869 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6870 6871 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6872 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6873 6874 // Some system apps still use directory structure for native libraries 6875 // in which case we might end up not detecting abi solely based on apk 6876 // structure. Try to detect abi based on directory structure. 6877 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6878 pkg.applicationInfo.primaryCpuAbi == null) { 6879 setBundledAppAbisAndRoots(pkg, pkgSetting); 6880 setNativeLibraryPaths(pkg); 6881 } 6882 6883 } else { 6884 if ((scanFlags & SCAN_MOVE) != 0) { 6885 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6886 // but we already have this packages package info in the PackageSetting. We just 6887 // use that and derive the native library path based on the new codepath. 6888 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6889 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6890 } 6891 6892 // Set native library paths again. For moves, the path will be updated based on the 6893 // ABIs we've determined above. For non-moves, the path will be updated based on the 6894 // ABIs we determined during compilation, but the path will depend on the final 6895 // package path (after the rename away from the stage path). 6896 setNativeLibraryPaths(pkg); 6897 } 6898 6899 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6900 final int[] userIds = sUserManager.getUserIds(); 6901 synchronized (mInstallLock) { 6902 // Make sure all user data directories are ready to roll; we're okay 6903 // if they already exist 6904 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6905 for (int userId : userIds) { 6906 if (userId != 0) { 6907 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6908 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6909 pkg.applicationInfo.seinfo); 6910 } 6911 } 6912 } 6913 6914 // Create a native library symlink only if we have native libraries 6915 // and if the native libraries are 32 bit libraries. We do not provide 6916 // this symlink for 64 bit libraries. 6917 if (pkg.applicationInfo.primaryCpuAbi != null && 6918 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6919 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6920 for (int userId : userIds) { 6921 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6922 nativeLibPath, userId) < 0) { 6923 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6924 "Failed linking native library dir (user=" + userId + ")"); 6925 } 6926 } 6927 } 6928 } 6929 6930 // This is a special case for the "system" package, where the ABI is 6931 // dictated by the zygote configuration (and init.rc). We should keep track 6932 // of this ABI so that we can deal with "normal" applications that run under 6933 // the same UID correctly. 6934 if (mPlatformPackage == pkg) { 6935 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6936 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6937 } 6938 6939 // If there's a mismatch between the abi-override in the package setting 6940 // and the abiOverride specified for the install. Warn about this because we 6941 // would've already compiled the app without taking the package setting into 6942 // account. 6943 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6944 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6945 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6946 " for package: " + pkg.packageName); 6947 } 6948 } 6949 6950 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6951 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6952 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6953 6954 // Copy the derived override back to the parsed package, so that we can 6955 // update the package settings accordingly. 6956 pkg.cpuAbiOverride = cpuAbiOverride; 6957 6958 if (DEBUG_ABI_SELECTION) { 6959 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6960 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6961 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6962 } 6963 6964 // Push the derived path down into PackageSettings so we know what to 6965 // clean up at uninstall time. 6966 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6967 6968 if (DEBUG_ABI_SELECTION) { 6969 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6970 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6971 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6972 } 6973 6974 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6975 // We don't do this here during boot because we can do it all 6976 // at once after scanning all existing packages. 6977 // 6978 // We also do this *before* we perform dexopt on this package, so that 6979 // we can avoid redundant dexopts, and also to make sure we've got the 6980 // code and package path correct. 6981 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6982 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6983 } 6984 6985 if ((scanFlags & SCAN_NO_DEX) == 0) { 6986 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6987 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6988 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6989 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6990 } 6991 } 6992 if (mFactoryTest && pkg.requestedPermissions.contains( 6993 android.Manifest.permission.FACTORY_TEST)) { 6994 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6995 } 6996 6997 ArrayList<PackageParser.Package> clientLibPkgs = null; 6998 6999 // writer 7000 synchronized (mPackages) { 7001 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7002 // Only system apps can add new shared libraries. 7003 if (pkg.libraryNames != null) { 7004 for (int i=0; i<pkg.libraryNames.size(); i++) { 7005 String name = pkg.libraryNames.get(i); 7006 boolean allowed = false; 7007 if (pkg.isUpdatedSystemApp()) { 7008 // New library entries can only be added through the 7009 // system image. This is important to get rid of a lot 7010 // of nasty edge cases: for example if we allowed a non- 7011 // system update of the app to add a library, then uninstalling 7012 // the update would make the library go away, and assumptions 7013 // we made such as through app install filtering would now 7014 // have allowed apps on the device which aren't compatible 7015 // with it. Better to just have the restriction here, be 7016 // conservative, and create many fewer cases that can negatively 7017 // impact the user experience. 7018 final PackageSetting sysPs = mSettings 7019 .getDisabledSystemPkgLPr(pkg.packageName); 7020 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7021 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7022 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7023 allowed = true; 7024 allowed = true; 7025 break; 7026 } 7027 } 7028 } 7029 } else { 7030 allowed = true; 7031 } 7032 if (allowed) { 7033 if (!mSharedLibraries.containsKey(name)) { 7034 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7035 } else if (!name.equals(pkg.packageName)) { 7036 Slog.w(TAG, "Package " + pkg.packageName + " library " 7037 + name + " already exists; skipping"); 7038 } 7039 } else { 7040 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7041 + name + " that is not declared on system image; skipping"); 7042 } 7043 } 7044 if ((scanFlags&SCAN_BOOTING) == 0) { 7045 // If we are not booting, we need to update any applications 7046 // that are clients of our shared library. If we are booting, 7047 // this will all be done once the scan is complete. 7048 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7049 } 7050 } 7051 } 7052 } 7053 7054 // We also need to dexopt any apps that are dependent on this library. Note that 7055 // if these fail, we should abort the install since installing the library will 7056 // result in some apps being broken. 7057 if (clientLibPkgs != null) { 7058 if ((scanFlags & SCAN_NO_DEX) == 0) { 7059 for (int i = 0; i < clientLibPkgs.size(); i++) { 7060 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7061 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7062 null /* instruction sets */, forceDex, 7063 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7064 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7065 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7066 "scanPackageLI failed to dexopt clientLibPkgs"); 7067 } 7068 } 7069 } 7070 } 7071 7072 // Also need to kill any apps that are dependent on the library. 7073 if (clientLibPkgs != null) { 7074 for (int i=0; i<clientLibPkgs.size(); i++) { 7075 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7076 killApplication(clientPkg.applicationInfo.packageName, 7077 clientPkg.applicationInfo.uid, "update lib"); 7078 } 7079 } 7080 7081 // Make sure we're not adding any bogus keyset info 7082 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7083 ksms.assertScannedPackageValid(pkg); 7084 7085 // writer 7086 synchronized (mPackages) { 7087 // We don't expect installation to fail beyond this point 7088 7089 // Add the new setting to mSettings 7090 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7091 // Add the new setting to mPackages 7092 mPackages.put(pkg.applicationInfo.packageName, pkg); 7093 // Make sure we don't accidentally delete its data. 7094 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7095 while (iter.hasNext()) { 7096 PackageCleanItem item = iter.next(); 7097 if (pkgName.equals(item.packageName)) { 7098 iter.remove(); 7099 } 7100 } 7101 7102 // Take care of first install / last update times. 7103 if (currentTime != 0) { 7104 if (pkgSetting.firstInstallTime == 0) { 7105 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7106 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7107 pkgSetting.lastUpdateTime = currentTime; 7108 } 7109 } else if (pkgSetting.firstInstallTime == 0) { 7110 // We need *something*. Take time time stamp of the file. 7111 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7112 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7113 if (scanFileTime != pkgSetting.timeStamp) { 7114 // A package on the system image has changed; consider this 7115 // to be an update. 7116 pkgSetting.lastUpdateTime = scanFileTime; 7117 } 7118 } 7119 7120 // Add the package's KeySets to the global KeySetManagerService 7121 ksms.addScannedPackageLPw(pkg); 7122 7123 int N = pkg.providers.size(); 7124 StringBuilder r = null; 7125 int i; 7126 for (i=0; i<N; i++) { 7127 PackageParser.Provider p = pkg.providers.get(i); 7128 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7129 p.info.processName, pkg.applicationInfo.uid); 7130 mProviders.addProvider(p); 7131 p.syncable = p.info.isSyncable; 7132 if (p.info.authority != null) { 7133 String names[] = p.info.authority.split(";"); 7134 p.info.authority = null; 7135 for (int j = 0; j < names.length; j++) { 7136 if (j == 1 && p.syncable) { 7137 // We only want the first authority for a provider to possibly be 7138 // syncable, so if we already added this provider using a different 7139 // authority clear the syncable flag. We copy the provider before 7140 // changing it because the mProviders object contains a reference 7141 // to a provider that we don't want to change. 7142 // Only do this for the second authority since the resulting provider 7143 // object can be the same for all future authorities for this provider. 7144 p = new PackageParser.Provider(p); 7145 p.syncable = false; 7146 } 7147 if (!mProvidersByAuthority.containsKey(names[j])) { 7148 mProvidersByAuthority.put(names[j], p); 7149 if (p.info.authority == null) { 7150 p.info.authority = names[j]; 7151 } else { 7152 p.info.authority = p.info.authority + ";" + names[j]; 7153 } 7154 if (DEBUG_PACKAGE_SCANNING) { 7155 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7156 Log.d(TAG, "Registered content provider: " + names[j] 7157 + ", className = " + p.info.name + ", isSyncable = " 7158 + p.info.isSyncable); 7159 } 7160 } else { 7161 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7162 Slog.w(TAG, "Skipping provider name " + names[j] + 7163 " (in package " + pkg.applicationInfo.packageName + 7164 "): name already used by " 7165 + ((other != null && other.getComponentName() != null) 7166 ? other.getComponentName().getPackageName() : "?")); 7167 } 7168 } 7169 } 7170 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7171 if (r == null) { 7172 r = new StringBuilder(256); 7173 } else { 7174 r.append(' '); 7175 } 7176 r.append(p.info.name); 7177 } 7178 } 7179 if (r != null) { 7180 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7181 } 7182 7183 N = pkg.services.size(); 7184 r = null; 7185 for (i=0; i<N; i++) { 7186 PackageParser.Service s = pkg.services.get(i); 7187 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7188 s.info.processName, pkg.applicationInfo.uid); 7189 mServices.addService(s); 7190 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7191 if (r == null) { 7192 r = new StringBuilder(256); 7193 } else { 7194 r.append(' '); 7195 } 7196 r.append(s.info.name); 7197 } 7198 } 7199 if (r != null) { 7200 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7201 } 7202 7203 N = pkg.receivers.size(); 7204 r = null; 7205 for (i=0; i<N; i++) { 7206 PackageParser.Activity a = pkg.receivers.get(i); 7207 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7208 a.info.processName, pkg.applicationInfo.uid); 7209 mReceivers.addActivity(a, "receiver"); 7210 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7211 if (r == null) { 7212 r = new StringBuilder(256); 7213 } else { 7214 r.append(' '); 7215 } 7216 r.append(a.info.name); 7217 } 7218 } 7219 if (r != null) { 7220 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7221 } 7222 7223 N = pkg.activities.size(); 7224 r = null; 7225 for (i=0; i<N; i++) { 7226 PackageParser.Activity a = pkg.activities.get(i); 7227 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7228 a.info.processName, pkg.applicationInfo.uid); 7229 mActivities.addActivity(a, "activity"); 7230 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7231 if (r == null) { 7232 r = new StringBuilder(256); 7233 } else { 7234 r.append(' '); 7235 } 7236 r.append(a.info.name); 7237 } 7238 } 7239 if (r != null) { 7240 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7241 } 7242 7243 N = pkg.permissionGroups.size(); 7244 r = null; 7245 for (i=0; i<N; i++) { 7246 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7247 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7248 if (cur == null) { 7249 mPermissionGroups.put(pg.info.name, pg); 7250 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7251 if (r == null) { 7252 r = new StringBuilder(256); 7253 } else { 7254 r.append(' '); 7255 } 7256 r.append(pg.info.name); 7257 } 7258 } else { 7259 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7260 + pg.info.packageName + " ignored: original from " 7261 + cur.info.packageName); 7262 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7263 if (r == null) { 7264 r = new StringBuilder(256); 7265 } else { 7266 r.append(' '); 7267 } 7268 r.append("DUP:"); 7269 r.append(pg.info.name); 7270 } 7271 } 7272 } 7273 if (r != null) { 7274 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7275 } 7276 7277 N = pkg.permissions.size(); 7278 r = null; 7279 for (i=0; i<N; i++) { 7280 PackageParser.Permission p = pkg.permissions.get(i); 7281 7282 // Now that permission groups have a special meaning, we ignore permission 7283 // groups for legacy apps to prevent unexpected behavior. In particular, 7284 // permissions for one app being granted to someone just becuase they happen 7285 // to be in a group defined by another app (before this had no implications). 7286 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7287 p.group = mPermissionGroups.get(p.info.group); 7288 // Warn for a permission in an unknown group. 7289 if (p.info.group != null && p.group == null) { 7290 Slog.w(TAG, "Permission " + p.info.name + " from package " 7291 + p.info.packageName + " in an unknown group " + p.info.group); 7292 } 7293 } 7294 7295 ArrayMap<String, BasePermission> permissionMap = 7296 p.tree ? mSettings.mPermissionTrees 7297 : mSettings.mPermissions; 7298 BasePermission bp = permissionMap.get(p.info.name); 7299 7300 // Allow system apps to redefine non-system permissions 7301 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7302 final boolean currentOwnerIsSystem = (bp.perm != null 7303 && isSystemApp(bp.perm.owner)); 7304 if (isSystemApp(p.owner)) { 7305 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7306 // It's a built-in permission and no owner, take ownership now 7307 bp.packageSetting = pkgSetting; 7308 bp.perm = p; 7309 bp.uid = pkg.applicationInfo.uid; 7310 bp.sourcePackage = p.info.packageName; 7311 } else if (!currentOwnerIsSystem) { 7312 String msg = "New decl " + p.owner + " of permission " 7313 + p.info.name + " is system; overriding " + bp.sourcePackage; 7314 reportSettingsProblem(Log.WARN, msg); 7315 bp = null; 7316 } 7317 } 7318 } 7319 7320 if (bp == null) { 7321 bp = new BasePermission(p.info.name, p.info.packageName, 7322 BasePermission.TYPE_NORMAL); 7323 permissionMap.put(p.info.name, bp); 7324 } 7325 7326 if (bp.perm == null) { 7327 if (bp.sourcePackage == null 7328 || bp.sourcePackage.equals(p.info.packageName)) { 7329 BasePermission tree = findPermissionTreeLP(p.info.name); 7330 if (tree == null 7331 || tree.sourcePackage.equals(p.info.packageName)) { 7332 bp.packageSetting = pkgSetting; 7333 bp.perm = p; 7334 bp.uid = pkg.applicationInfo.uid; 7335 bp.sourcePackage = p.info.packageName; 7336 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7337 if (r == null) { 7338 r = new StringBuilder(256); 7339 } else { 7340 r.append(' '); 7341 } 7342 r.append(p.info.name); 7343 } 7344 } else { 7345 Slog.w(TAG, "Permission " + p.info.name + " from package " 7346 + p.info.packageName + " ignored: base tree " 7347 + tree.name + " is from package " 7348 + tree.sourcePackage); 7349 } 7350 } else { 7351 Slog.w(TAG, "Permission " + p.info.name + " from package " 7352 + p.info.packageName + " ignored: original from " 7353 + bp.sourcePackage); 7354 } 7355 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7356 if (r == null) { 7357 r = new StringBuilder(256); 7358 } else { 7359 r.append(' '); 7360 } 7361 r.append("DUP:"); 7362 r.append(p.info.name); 7363 } 7364 if (bp.perm == p) { 7365 bp.protectionLevel = p.info.protectionLevel; 7366 } 7367 } 7368 7369 if (r != null) { 7370 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7371 } 7372 7373 N = pkg.instrumentation.size(); 7374 r = null; 7375 for (i=0; i<N; i++) { 7376 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7377 a.info.packageName = pkg.applicationInfo.packageName; 7378 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7379 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7380 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7381 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7382 a.info.dataDir = pkg.applicationInfo.dataDir; 7383 7384 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7385 // need other information about the application, like the ABI and what not ? 7386 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7387 mInstrumentation.put(a.getComponentName(), a); 7388 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7389 if (r == null) { 7390 r = new StringBuilder(256); 7391 } else { 7392 r.append(' '); 7393 } 7394 r.append(a.info.name); 7395 } 7396 } 7397 if (r != null) { 7398 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7399 } 7400 7401 if (pkg.protectedBroadcasts != null) { 7402 N = pkg.protectedBroadcasts.size(); 7403 for (i=0; i<N; i++) { 7404 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7405 } 7406 } 7407 7408 pkgSetting.setTimeStamp(scanFileTime); 7409 7410 // Create idmap files for pairs of (packages, overlay packages). 7411 // Note: "android", ie framework-res.apk, is handled by native layers. 7412 if (pkg.mOverlayTarget != null) { 7413 // This is an overlay package. 7414 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7415 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7416 mOverlays.put(pkg.mOverlayTarget, 7417 new ArrayMap<String, PackageParser.Package>()); 7418 } 7419 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7420 map.put(pkg.packageName, pkg); 7421 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7422 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7423 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7424 "scanPackageLI failed to createIdmap"); 7425 } 7426 } 7427 } else if (mOverlays.containsKey(pkg.packageName) && 7428 !pkg.packageName.equals("android")) { 7429 // This is a regular package, with one or more known overlay packages. 7430 createIdmapsForPackageLI(pkg); 7431 } 7432 } 7433 7434 return pkg; 7435 } 7436 7437 /** 7438 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7439 * is derived purely on the basis of the contents of {@code scanFile} and 7440 * {@code cpuAbiOverride}. 7441 * 7442 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7443 */ 7444 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7445 String cpuAbiOverride, boolean extractLibs) 7446 throws PackageManagerException { 7447 // TODO: We can probably be smarter about this stuff. For installed apps, 7448 // we can calculate this information at install time once and for all. For 7449 // system apps, we can probably assume that this information doesn't change 7450 // after the first boot scan. As things stand, we do lots of unnecessary work. 7451 7452 // Give ourselves some initial paths; we'll come back for another 7453 // pass once we've determined ABI below. 7454 setNativeLibraryPaths(pkg); 7455 7456 // We would never need to extract libs for forward-locked and external packages, 7457 // since the container service will do it for us. We shouldn't attempt to 7458 // extract libs from system app when it was not updated. 7459 if (pkg.isForwardLocked() || isExternal(pkg) || 7460 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7461 extractLibs = false; 7462 } 7463 7464 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7465 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7466 7467 NativeLibraryHelper.Handle handle = null; 7468 try { 7469 handle = NativeLibraryHelper.Handle.create(pkg); 7470 // TODO(multiArch): This can be null for apps that didn't go through the 7471 // usual installation process. We can calculate it again, like we 7472 // do during install time. 7473 // 7474 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7475 // unnecessary. 7476 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7477 7478 // Null out the abis so that they can be recalculated. 7479 pkg.applicationInfo.primaryCpuAbi = null; 7480 pkg.applicationInfo.secondaryCpuAbi = null; 7481 if (isMultiArch(pkg.applicationInfo)) { 7482 // Warn if we've set an abiOverride for multi-lib packages.. 7483 // By definition, we need to copy both 32 and 64 bit libraries for 7484 // such packages. 7485 if (pkg.cpuAbiOverride != null 7486 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7487 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7488 } 7489 7490 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7491 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7492 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7493 if (extractLibs) { 7494 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7495 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7496 useIsaSpecificSubdirs); 7497 } else { 7498 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7499 } 7500 } 7501 7502 maybeThrowExceptionForMultiArchCopy( 7503 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7504 7505 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7506 if (extractLibs) { 7507 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7508 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7509 useIsaSpecificSubdirs); 7510 } else { 7511 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7512 } 7513 } 7514 7515 maybeThrowExceptionForMultiArchCopy( 7516 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7517 7518 if (abi64 >= 0) { 7519 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7520 } 7521 7522 if (abi32 >= 0) { 7523 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7524 if (abi64 >= 0) { 7525 pkg.applicationInfo.secondaryCpuAbi = abi; 7526 } else { 7527 pkg.applicationInfo.primaryCpuAbi = abi; 7528 } 7529 } 7530 } else { 7531 String[] abiList = (cpuAbiOverride != null) ? 7532 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7533 7534 // Enable gross and lame hacks for apps that are built with old 7535 // SDK tools. We must scan their APKs for renderscript bitcode and 7536 // not launch them if it's present. Don't bother checking on devices 7537 // that don't have 64 bit support. 7538 boolean needsRenderScriptOverride = false; 7539 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7540 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7541 abiList = Build.SUPPORTED_32_BIT_ABIS; 7542 needsRenderScriptOverride = true; 7543 } 7544 7545 final int copyRet; 7546 if (extractLibs) { 7547 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7548 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7549 } else { 7550 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7551 } 7552 7553 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7554 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7555 "Error unpackaging native libs for app, errorCode=" + copyRet); 7556 } 7557 7558 if (copyRet >= 0) { 7559 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7560 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7561 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7562 } else if (needsRenderScriptOverride) { 7563 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7564 } 7565 } 7566 } catch (IOException ioe) { 7567 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7568 } finally { 7569 IoUtils.closeQuietly(handle); 7570 } 7571 7572 // Now that we've calculated the ABIs and determined if it's an internal app, 7573 // we will go ahead and populate the nativeLibraryPath. 7574 setNativeLibraryPaths(pkg); 7575 } 7576 7577 /** 7578 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7579 * i.e, so that all packages can be run inside a single process if required. 7580 * 7581 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7582 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7583 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7584 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7585 * updating a package that belongs to a shared user. 7586 * 7587 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7588 * adds unnecessary complexity. 7589 */ 7590 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7591 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7592 String requiredInstructionSet = null; 7593 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7594 requiredInstructionSet = VMRuntime.getInstructionSet( 7595 scannedPackage.applicationInfo.primaryCpuAbi); 7596 } 7597 7598 PackageSetting requirer = null; 7599 for (PackageSetting ps : packagesForUser) { 7600 // If packagesForUser contains scannedPackage, we skip it. This will happen 7601 // when scannedPackage is an update of an existing package. Without this check, 7602 // we will never be able to change the ABI of any package belonging to a shared 7603 // user, even if it's compatible with other packages. 7604 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7605 if (ps.primaryCpuAbiString == null) { 7606 continue; 7607 } 7608 7609 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7610 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7611 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7612 // this but there's not much we can do. 7613 String errorMessage = "Instruction set mismatch, " 7614 + ((requirer == null) ? "[caller]" : requirer) 7615 + " requires " + requiredInstructionSet + " whereas " + ps 7616 + " requires " + instructionSet; 7617 Slog.w(TAG, errorMessage); 7618 } 7619 7620 if (requiredInstructionSet == null) { 7621 requiredInstructionSet = instructionSet; 7622 requirer = ps; 7623 } 7624 } 7625 } 7626 7627 if (requiredInstructionSet != null) { 7628 String adjustedAbi; 7629 if (requirer != null) { 7630 // requirer != null implies that either scannedPackage was null or that scannedPackage 7631 // did not require an ABI, in which case we have to adjust scannedPackage to match 7632 // the ABI of the set (which is the same as requirer's ABI) 7633 adjustedAbi = requirer.primaryCpuAbiString; 7634 if (scannedPackage != null) { 7635 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7636 } 7637 } else { 7638 // requirer == null implies that we're updating all ABIs in the set to 7639 // match scannedPackage. 7640 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7641 } 7642 7643 for (PackageSetting ps : packagesForUser) { 7644 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7645 if (ps.primaryCpuAbiString != null) { 7646 continue; 7647 } 7648 7649 ps.primaryCpuAbiString = adjustedAbi; 7650 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7651 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7652 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7653 7654 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7655 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7656 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7657 ps.primaryCpuAbiString = null; 7658 ps.pkg.applicationInfo.primaryCpuAbi = null; 7659 return; 7660 } else { 7661 mInstaller.rmdex(ps.codePathString, 7662 getDexCodeInstructionSet(getPreferredInstructionSet())); 7663 } 7664 } 7665 } 7666 } 7667 } 7668 } 7669 7670 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7671 synchronized (mPackages) { 7672 mResolverReplaced = true; 7673 // Set up information for custom user intent resolution activity. 7674 mResolveActivity.applicationInfo = pkg.applicationInfo; 7675 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7676 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7677 mResolveActivity.processName = pkg.applicationInfo.packageName; 7678 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7679 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7680 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7681 mResolveActivity.theme = 0; 7682 mResolveActivity.exported = true; 7683 mResolveActivity.enabled = true; 7684 mResolveInfo.activityInfo = mResolveActivity; 7685 mResolveInfo.priority = 0; 7686 mResolveInfo.preferredOrder = 0; 7687 mResolveInfo.match = 0; 7688 mResolveComponentName = mCustomResolverComponentName; 7689 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7690 mResolveComponentName); 7691 } 7692 } 7693 7694 private static String calculateBundledApkRoot(final String codePathString) { 7695 final File codePath = new File(codePathString); 7696 final File codeRoot; 7697 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7698 codeRoot = Environment.getRootDirectory(); 7699 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7700 codeRoot = Environment.getOemDirectory(); 7701 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7702 codeRoot = Environment.getVendorDirectory(); 7703 } else { 7704 // Unrecognized code path; take its top real segment as the apk root: 7705 // e.g. /something/app/blah.apk => /something 7706 try { 7707 File f = codePath.getCanonicalFile(); 7708 File parent = f.getParentFile(); // non-null because codePath is a file 7709 File tmp; 7710 while ((tmp = parent.getParentFile()) != null) { 7711 f = parent; 7712 parent = tmp; 7713 } 7714 codeRoot = f; 7715 Slog.w(TAG, "Unrecognized code path " 7716 + codePath + " - using " + codeRoot); 7717 } catch (IOException e) { 7718 // Can't canonicalize the code path -- shenanigans? 7719 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7720 return Environment.getRootDirectory().getPath(); 7721 } 7722 } 7723 return codeRoot.getPath(); 7724 } 7725 7726 /** 7727 * Derive and set the location of native libraries for the given package, 7728 * which varies depending on where and how the package was installed. 7729 */ 7730 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7731 final ApplicationInfo info = pkg.applicationInfo; 7732 final String codePath = pkg.codePath; 7733 final File codeFile = new File(codePath); 7734 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7735 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7736 7737 info.nativeLibraryRootDir = null; 7738 info.nativeLibraryRootRequiresIsa = false; 7739 info.nativeLibraryDir = null; 7740 info.secondaryNativeLibraryDir = null; 7741 7742 if (isApkFile(codeFile)) { 7743 // Monolithic install 7744 if (bundledApp) { 7745 // If "/system/lib64/apkname" exists, assume that is the per-package 7746 // native library directory to use; otherwise use "/system/lib/apkname". 7747 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7748 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7749 getPrimaryInstructionSet(info)); 7750 7751 // This is a bundled system app so choose the path based on the ABI. 7752 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7753 // is just the default path. 7754 final String apkName = deriveCodePathName(codePath); 7755 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7756 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7757 apkName).getAbsolutePath(); 7758 7759 if (info.secondaryCpuAbi != null) { 7760 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7761 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7762 secondaryLibDir, apkName).getAbsolutePath(); 7763 } 7764 } else if (asecApp) { 7765 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7766 .getAbsolutePath(); 7767 } else { 7768 final String apkName = deriveCodePathName(codePath); 7769 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7770 .getAbsolutePath(); 7771 } 7772 7773 info.nativeLibraryRootRequiresIsa = false; 7774 info.nativeLibraryDir = info.nativeLibraryRootDir; 7775 } else { 7776 // Cluster install 7777 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7778 info.nativeLibraryRootRequiresIsa = true; 7779 7780 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7781 getPrimaryInstructionSet(info)).getAbsolutePath(); 7782 7783 if (info.secondaryCpuAbi != null) { 7784 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7785 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7786 } 7787 } 7788 } 7789 7790 /** 7791 * Calculate the abis and roots for a bundled app. These can uniquely 7792 * be determined from the contents of the system partition, i.e whether 7793 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7794 * of this information, and instead assume that the system was built 7795 * sensibly. 7796 */ 7797 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7798 PackageSetting pkgSetting) { 7799 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7800 7801 // If "/system/lib64/apkname" exists, assume that is the per-package 7802 // native library directory to use; otherwise use "/system/lib/apkname". 7803 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7804 setBundledAppAbi(pkg, apkRoot, apkName); 7805 // pkgSetting might be null during rescan following uninstall of updates 7806 // to a bundled app, so accommodate that possibility. The settings in 7807 // that case will be established later from the parsed package. 7808 // 7809 // If the settings aren't null, sync them up with what we've just derived. 7810 // note that apkRoot isn't stored in the package settings. 7811 if (pkgSetting != null) { 7812 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7813 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7814 } 7815 } 7816 7817 /** 7818 * Deduces the ABI of a bundled app and sets the relevant fields on the 7819 * parsed pkg object. 7820 * 7821 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7822 * under which system libraries are installed. 7823 * @param apkName the name of the installed package. 7824 */ 7825 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7826 final File codeFile = new File(pkg.codePath); 7827 7828 final boolean has64BitLibs; 7829 final boolean has32BitLibs; 7830 if (isApkFile(codeFile)) { 7831 // Monolithic install 7832 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7833 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7834 } else { 7835 // Cluster install 7836 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7837 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7838 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7839 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7840 has64BitLibs = (new File(rootDir, isa)).exists(); 7841 } else { 7842 has64BitLibs = false; 7843 } 7844 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7845 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7846 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7847 has32BitLibs = (new File(rootDir, isa)).exists(); 7848 } else { 7849 has32BitLibs = false; 7850 } 7851 } 7852 7853 if (has64BitLibs && !has32BitLibs) { 7854 // The package has 64 bit libs, but not 32 bit libs. Its primary 7855 // ABI should be 64 bit. We can safely assume here that the bundled 7856 // native libraries correspond to the most preferred ABI in the list. 7857 7858 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7859 pkg.applicationInfo.secondaryCpuAbi = null; 7860 } else if (has32BitLibs && !has64BitLibs) { 7861 // The package has 32 bit libs but not 64 bit libs. Its primary 7862 // ABI should be 32 bit. 7863 7864 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7865 pkg.applicationInfo.secondaryCpuAbi = null; 7866 } else if (has32BitLibs && has64BitLibs) { 7867 // The application has both 64 and 32 bit bundled libraries. We check 7868 // here that the app declares multiArch support, and warn if it doesn't. 7869 // 7870 // We will be lenient here and record both ABIs. The primary will be the 7871 // ABI that's higher on the list, i.e, a device that's configured to prefer 7872 // 64 bit apps will see a 64 bit primary ABI, 7873 7874 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7875 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7876 } 7877 7878 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7879 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7880 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7881 } else { 7882 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7883 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7884 } 7885 } else { 7886 pkg.applicationInfo.primaryCpuAbi = null; 7887 pkg.applicationInfo.secondaryCpuAbi = null; 7888 } 7889 } 7890 7891 private void killApplication(String pkgName, int appId, String reason) { 7892 // Request the ActivityManager to kill the process(only for existing packages) 7893 // so that we do not end up in a confused state while the user is still using the older 7894 // version of the application while the new one gets installed. 7895 IActivityManager am = ActivityManagerNative.getDefault(); 7896 if (am != null) { 7897 try { 7898 am.killApplicationWithAppId(pkgName, appId, reason); 7899 } catch (RemoteException e) { 7900 } 7901 } 7902 } 7903 7904 void removePackageLI(PackageSetting ps, boolean chatty) { 7905 if (DEBUG_INSTALL) { 7906 if (chatty) 7907 Log.d(TAG, "Removing package " + ps.name); 7908 } 7909 7910 // writer 7911 synchronized (mPackages) { 7912 mPackages.remove(ps.name); 7913 final PackageParser.Package pkg = ps.pkg; 7914 if (pkg != null) { 7915 cleanPackageDataStructuresLILPw(pkg, chatty); 7916 } 7917 } 7918 } 7919 7920 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7921 if (DEBUG_INSTALL) { 7922 if (chatty) 7923 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7924 } 7925 7926 // writer 7927 synchronized (mPackages) { 7928 mPackages.remove(pkg.applicationInfo.packageName); 7929 cleanPackageDataStructuresLILPw(pkg, chatty); 7930 } 7931 } 7932 7933 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7934 int N = pkg.providers.size(); 7935 StringBuilder r = null; 7936 int i; 7937 for (i=0; i<N; i++) { 7938 PackageParser.Provider p = pkg.providers.get(i); 7939 mProviders.removeProvider(p); 7940 if (p.info.authority == null) { 7941 7942 /* There was another ContentProvider with this authority when 7943 * this app was installed so this authority is null, 7944 * Ignore it as we don't have to unregister the provider. 7945 */ 7946 continue; 7947 } 7948 String names[] = p.info.authority.split(";"); 7949 for (int j = 0; j < names.length; j++) { 7950 if (mProvidersByAuthority.get(names[j]) == p) { 7951 mProvidersByAuthority.remove(names[j]); 7952 if (DEBUG_REMOVE) { 7953 if (chatty) 7954 Log.d(TAG, "Unregistered content provider: " + names[j] 7955 + ", className = " + p.info.name + ", isSyncable = " 7956 + p.info.isSyncable); 7957 } 7958 } 7959 } 7960 if (DEBUG_REMOVE && chatty) { 7961 if (r == null) { 7962 r = new StringBuilder(256); 7963 } else { 7964 r.append(' '); 7965 } 7966 r.append(p.info.name); 7967 } 7968 } 7969 if (r != null) { 7970 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7971 } 7972 7973 N = pkg.services.size(); 7974 r = null; 7975 for (i=0; i<N; i++) { 7976 PackageParser.Service s = pkg.services.get(i); 7977 mServices.removeService(s); 7978 if (chatty) { 7979 if (r == null) { 7980 r = new StringBuilder(256); 7981 } else { 7982 r.append(' '); 7983 } 7984 r.append(s.info.name); 7985 } 7986 } 7987 if (r != null) { 7988 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7989 } 7990 7991 N = pkg.receivers.size(); 7992 r = null; 7993 for (i=0; i<N; i++) { 7994 PackageParser.Activity a = pkg.receivers.get(i); 7995 mReceivers.removeActivity(a, "receiver"); 7996 if (DEBUG_REMOVE && chatty) { 7997 if (r == null) { 7998 r = new StringBuilder(256); 7999 } else { 8000 r.append(' '); 8001 } 8002 r.append(a.info.name); 8003 } 8004 } 8005 if (r != null) { 8006 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8007 } 8008 8009 N = pkg.activities.size(); 8010 r = null; 8011 for (i=0; i<N; i++) { 8012 PackageParser.Activity a = pkg.activities.get(i); 8013 mActivities.removeActivity(a, "activity"); 8014 if (DEBUG_REMOVE && chatty) { 8015 if (r == null) { 8016 r = new StringBuilder(256); 8017 } else { 8018 r.append(' '); 8019 } 8020 r.append(a.info.name); 8021 } 8022 } 8023 if (r != null) { 8024 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8025 } 8026 8027 N = pkg.permissions.size(); 8028 r = null; 8029 for (i=0; i<N; i++) { 8030 PackageParser.Permission p = pkg.permissions.get(i); 8031 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8032 if (bp == null) { 8033 bp = mSettings.mPermissionTrees.get(p.info.name); 8034 } 8035 if (bp != null && bp.perm == p) { 8036 bp.perm = null; 8037 if (DEBUG_REMOVE && chatty) { 8038 if (r == null) { 8039 r = new StringBuilder(256); 8040 } else { 8041 r.append(' '); 8042 } 8043 r.append(p.info.name); 8044 } 8045 } 8046 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8047 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8048 if (appOpPerms != null) { 8049 appOpPerms.remove(pkg.packageName); 8050 } 8051 } 8052 } 8053 if (r != null) { 8054 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8055 } 8056 8057 N = pkg.requestedPermissions.size(); 8058 r = null; 8059 for (i=0; i<N; i++) { 8060 String perm = pkg.requestedPermissions.get(i); 8061 BasePermission bp = mSettings.mPermissions.get(perm); 8062 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8063 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8064 if (appOpPerms != null) { 8065 appOpPerms.remove(pkg.packageName); 8066 if (appOpPerms.isEmpty()) { 8067 mAppOpPermissionPackages.remove(perm); 8068 } 8069 } 8070 } 8071 } 8072 if (r != null) { 8073 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8074 } 8075 8076 N = pkg.instrumentation.size(); 8077 r = null; 8078 for (i=0; i<N; i++) { 8079 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8080 mInstrumentation.remove(a.getComponentName()); 8081 if (DEBUG_REMOVE && chatty) { 8082 if (r == null) { 8083 r = new StringBuilder(256); 8084 } else { 8085 r.append(' '); 8086 } 8087 r.append(a.info.name); 8088 } 8089 } 8090 if (r != null) { 8091 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8092 } 8093 8094 r = null; 8095 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8096 // Only system apps can hold shared libraries. 8097 if (pkg.libraryNames != null) { 8098 for (i=0; i<pkg.libraryNames.size(); i++) { 8099 String name = pkg.libraryNames.get(i); 8100 SharedLibraryEntry cur = mSharedLibraries.get(name); 8101 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8102 mSharedLibraries.remove(name); 8103 if (DEBUG_REMOVE && chatty) { 8104 if (r == null) { 8105 r = new StringBuilder(256); 8106 } else { 8107 r.append(' '); 8108 } 8109 r.append(name); 8110 } 8111 } 8112 } 8113 } 8114 } 8115 if (r != null) { 8116 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8117 } 8118 } 8119 8120 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8121 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8122 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8123 return true; 8124 } 8125 } 8126 return false; 8127 } 8128 8129 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8130 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8131 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8132 8133 private void updatePermissionsLPw(String changingPkg, 8134 PackageParser.Package pkgInfo, int flags) { 8135 // Make sure there are no dangling permission trees. 8136 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8137 while (it.hasNext()) { 8138 final BasePermission bp = it.next(); 8139 if (bp.packageSetting == null) { 8140 // We may not yet have parsed the package, so just see if 8141 // we still know about its settings. 8142 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8143 } 8144 if (bp.packageSetting == null) { 8145 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8146 + " from package " + bp.sourcePackage); 8147 it.remove(); 8148 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8149 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8150 Slog.i(TAG, "Removing old permission tree: " + bp.name 8151 + " from package " + bp.sourcePackage); 8152 flags |= UPDATE_PERMISSIONS_ALL; 8153 it.remove(); 8154 } 8155 } 8156 } 8157 8158 // Make sure all dynamic permissions have been assigned to a package, 8159 // and make sure there are no dangling permissions. 8160 it = mSettings.mPermissions.values().iterator(); 8161 while (it.hasNext()) { 8162 final BasePermission bp = it.next(); 8163 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8164 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8165 + bp.name + " pkg=" + bp.sourcePackage 8166 + " info=" + bp.pendingInfo); 8167 if (bp.packageSetting == null && bp.pendingInfo != null) { 8168 final BasePermission tree = findPermissionTreeLP(bp.name); 8169 if (tree != null && tree.perm != null) { 8170 bp.packageSetting = tree.packageSetting; 8171 bp.perm = new PackageParser.Permission(tree.perm.owner, 8172 new PermissionInfo(bp.pendingInfo)); 8173 bp.perm.info.packageName = tree.perm.info.packageName; 8174 bp.perm.info.name = bp.name; 8175 bp.uid = tree.uid; 8176 } 8177 } 8178 } 8179 if (bp.packageSetting == null) { 8180 // We may not yet have parsed the package, so just see if 8181 // we still know about its settings. 8182 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8183 } 8184 if (bp.packageSetting == null) { 8185 Slog.w(TAG, "Removing dangling permission: " + bp.name 8186 + " from package " + bp.sourcePackage); 8187 it.remove(); 8188 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8189 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8190 Slog.i(TAG, "Removing old permission: " + bp.name 8191 + " from package " + bp.sourcePackage); 8192 flags |= UPDATE_PERMISSIONS_ALL; 8193 it.remove(); 8194 } 8195 } 8196 } 8197 8198 // Now update the permissions for all packages, in particular 8199 // replace the granted permissions of the system packages. 8200 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8201 for (PackageParser.Package pkg : mPackages.values()) { 8202 if (pkg != pkgInfo) { 8203 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8204 changingPkg); 8205 } 8206 } 8207 } 8208 8209 if (pkgInfo != null) { 8210 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8211 } 8212 } 8213 8214 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8215 String packageOfInterest) { 8216 // IMPORTANT: There are two types of permissions: install and runtime. 8217 // Install time permissions are granted when the app is installed to 8218 // all device users and users added in the future. Runtime permissions 8219 // are granted at runtime explicitly to specific users. Normal and signature 8220 // protected permissions are install time permissions. Dangerous permissions 8221 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8222 // otherwise they are runtime permissions. This function does not manage 8223 // runtime permissions except for the case an app targeting Lollipop MR1 8224 // being upgraded to target a newer SDK, in which case dangerous permissions 8225 // are transformed from install time to runtime ones. 8226 8227 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8228 if (ps == null) { 8229 return; 8230 } 8231 8232 PermissionsState permissionsState = ps.getPermissionsState(); 8233 PermissionsState origPermissions = permissionsState; 8234 8235 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8236 8237 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8238 8239 boolean changedInstallPermission = false; 8240 8241 if (replace) { 8242 ps.installPermissionsFixed = false; 8243 if (!ps.isSharedUser()) { 8244 origPermissions = new PermissionsState(permissionsState); 8245 permissionsState.reset(); 8246 } 8247 } 8248 8249 permissionsState.setGlobalGids(mGlobalGids); 8250 8251 final int N = pkg.requestedPermissions.size(); 8252 for (int i=0; i<N; i++) { 8253 final String name = pkg.requestedPermissions.get(i); 8254 final BasePermission bp = mSettings.mPermissions.get(name); 8255 8256 if (DEBUG_INSTALL) { 8257 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8258 } 8259 8260 if (bp == null || bp.packageSetting == null) { 8261 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8262 Slog.w(TAG, "Unknown permission " + name 8263 + " in package " + pkg.packageName); 8264 } 8265 continue; 8266 } 8267 8268 final String perm = bp.name; 8269 boolean allowedSig = false; 8270 int grant = GRANT_DENIED; 8271 8272 // Keep track of app op permissions. 8273 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8274 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8275 if (pkgs == null) { 8276 pkgs = new ArraySet<>(); 8277 mAppOpPermissionPackages.put(bp.name, pkgs); 8278 } 8279 pkgs.add(pkg.packageName); 8280 } 8281 8282 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8283 switch (level) { 8284 case PermissionInfo.PROTECTION_NORMAL: { 8285 // For all apps normal permissions are install time ones. 8286 grant = GRANT_INSTALL; 8287 } break; 8288 8289 case PermissionInfo.PROTECTION_DANGEROUS: { 8290 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8291 // For legacy apps dangerous permissions are install time ones. 8292 grant = GRANT_INSTALL_LEGACY; 8293 } else if (origPermissions.hasInstallPermission(bp.name)) { 8294 // For legacy apps that became modern, install becomes runtime. 8295 grant = GRANT_UPGRADE; 8296 } else { 8297 // For modern apps keep runtime permissions unchanged. 8298 grant = GRANT_RUNTIME; 8299 } 8300 } break; 8301 8302 case PermissionInfo.PROTECTION_SIGNATURE: { 8303 // For all apps signature permissions are install time ones. 8304 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8305 if (allowedSig) { 8306 grant = GRANT_INSTALL; 8307 } 8308 } break; 8309 } 8310 8311 if (DEBUG_INSTALL) { 8312 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8313 } 8314 8315 if (grant != GRANT_DENIED) { 8316 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8317 // If this is an existing, non-system package, then 8318 // we can't add any new permissions to it. 8319 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8320 // Except... if this is a permission that was added 8321 // to the platform (note: need to only do this when 8322 // updating the platform). 8323 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8324 grant = GRANT_DENIED; 8325 } 8326 } 8327 } 8328 8329 switch (grant) { 8330 case GRANT_INSTALL: { 8331 // Revoke this as runtime permission to handle the case of 8332 // a runtime permission being downgraded to an install one. 8333 for (int userId : UserManagerService.getInstance().getUserIds()) { 8334 if (origPermissions.getRuntimePermissionState( 8335 bp.name, userId) != null) { 8336 // Revoke the runtime permission and clear the flags. 8337 origPermissions.revokeRuntimePermission(bp, userId); 8338 origPermissions.updatePermissionFlags(bp, userId, 8339 PackageManager.MASK_PERMISSION_FLAGS, 0); 8340 // If we revoked a permission permission, we have to write. 8341 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8342 changedRuntimePermissionUserIds, userId); 8343 } 8344 } 8345 // Grant an install permission. 8346 if (permissionsState.grantInstallPermission(bp) != 8347 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8348 changedInstallPermission = true; 8349 } 8350 } break; 8351 8352 case GRANT_INSTALL_LEGACY: { 8353 // Grant an install permission. 8354 if (permissionsState.grantInstallPermission(bp) != 8355 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8356 changedInstallPermission = true; 8357 } 8358 } break; 8359 8360 case GRANT_RUNTIME: { 8361 // Grant previously granted runtime permissions. 8362 for (int userId : UserManagerService.getInstance().getUserIds()) { 8363 PermissionState permissionState = origPermissions 8364 .getRuntimePermissionState(bp.name, userId); 8365 final int flags = permissionState != null 8366 ? permissionState.getFlags() : 0; 8367 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8368 if (permissionsState.grantRuntimePermission(bp, userId) == 8369 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8370 // If we cannot put the permission as it was, we have to write. 8371 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8372 changedRuntimePermissionUserIds, userId); 8373 } 8374 } 8375 // Propagate the permission flags. 8376 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8377 } 8378 } break; 8379 8380 case GRANT_UPGRADE: { 8381 // Grant runtime permissions for a previously held install permission. 8382 PermissionState permissionState = origPermissions 8383 .getInstallPermissionState(bp.name); 8384 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8385 8386 if (origPermissions.revokeInstallPermission(bp) 8387 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8388 // We will be transferring the permission flags, so clear them. 8389 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8390 PackageManager.MASK_PERMISSION_FLAGS, 0); 8391 changedInstallPermission = true; 8392 } 8393 8394 // If the permission is not to be promoted to runtime we ignore it and 8395 // also its other flags as they are not applicable to install permissions. 8396 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8397 for (int userId : currentUserIds) { 8398 if (permissionsState.grantRuntimePermission(bp, userId) != 8399 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8400 // Transfer the permission flags. 8401 permissionsState.updatePermissionFlags(bp, userId, 8402 flags, flags); 8403 // If we granted the permission, we have to write. 8404 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8405 changedRuntimePermissionUserIds, userId); 8406 } 8407 } 8408 } 8409 } break; 8410 8411 default: { 8412 if (packageOfInterest == null 8413 || packageOfInterest.equals(pkg.packageName)) { 8414 Slog.w(TAG, "Not granting permission " + perm 8415 + " to package " + pkg.packageName 8416 + " because it was previously installed without"); 8417 } 8418 } break; 8419 } 8420 } else { 8421 if (permissionsState.revokeInstallPermission(bp) != 8422 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8423 // Also drop the permission flags. 8424 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8425 PackageManager.MASK_PERMISSION_FLAGS, 0); 8426 changedInstallPermission = true; 8427 Slog.i(TAG, "Un-granting permission " + perm 8428 + " from package " + pkg.packageName 8429 + " (protectionLevel=" + bp.protectionLevel 8430 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8431 + ")"); 8432 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8433 // Don't print warning for app op permissions, since it is fine for them 8434 // not to be granted, there is a UI for the user to decide. 8435 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8436 Slog.w(TAG, "Not granting permission " + perm 8437 + " to package " + pkg.packageName 8438 + " (protectionLevel=" + bp.protectionLevel 8439 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8440 + ")"); 8441 } 8442 } 8443 } 8444 } 8445 8446 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8447 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8448 // This is the first that we have heard about this package, so the 8449 // permissions we have now selected are fixed until explicitly 8450 // changed. 8451 ps.installPermissionsFixed = true; 8452 } 8453 8454 // Persist the runtime permissions state for users with changes. 8455 for (int userId : changedRuntimePermissionUserIds) { 8456 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8457 } 8458 } 8459 8460 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8461 boolean allowed = false; 8462 final int NP = PackageParser.NEW_PERMISSIONS.length; 8463 for (int ip=0; ip<NP; ip++) { 8464 final PackageParser.NewPermissionInfo npi 8465 = PackageParser.NEW_PERMISSIONS[ip]; 8466 if (npi.name.equals(perm) 8467 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8468 allowed = true; 8469 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8470 + pkg.packageName); 8471 break; 8472 } 8473 } 8474 return allowed; 8475 } 8476 8477 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8478 BasePermission bp, PermissionsState origPermissions) { 8479 boolean allowed; 8480 allowed = (compareSignatures( 8481 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8482 == PackageManager.SIGNATURE_MATCH) 8483 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8484 == PackageManager.SIGNATURE_MATCH); 8485 if (!allowed && (bp.protectionLevel 8486 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8487 if (isSystemApp(pkg)) { 8488 // For updated system applications, a system permission 8489 // is granted only if it had been defined by the original application. 8490 if (pkg.isUpdatedSystemApp()) { 8491 final PackageSetting sysPs = mSettings 8492 .getDisabledSystemPkgLPr(pkg.packageName); 8493 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8494 // If the original was granted this permission, we take 8495 // that grant decision as read and propagate it to the 8496 // update. 8497 if (sysPs.isPrivileged()) { 8498 allowed = true; 8499 } 8500 } else { 8501 // The system apk may have been updated with an older 8502 // version of the one on the data partition, but which 8503 // granted a new system permission that it didn't have 8504 // before. In this case we do want to allow the app to 8505 // now get the new permission if the ancestral apk is 8506 // privileged to get it. 8507 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8508 for (int j=0; 8509 j<sysPs.pkg.requestedPermissions.size(); j++) { 8510 if (perm.equals( 8511 sysPs.pkg.requestedPermissions.get(j))) { 8512 allowed = true; 8513 break; 8514 } 8515 } 8516 } 8517 } 8518 } else { 8519 allowed = isPrivilegedApp(pkg); 8520 } 8521 } 8522 } 8523 if (!allowed) { 8524 if (!allowed && (bp.protectionLevel 8525 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8526 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8527 // If this was a previously normal/dangerous permission that got moved 8528 // to a system permission as part of the runtime permission redesign, then 8529 // we still want to blindly grant it to old apps. 8530 allowed = true; 8531 } 8532 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8533 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8534 // If this permission is to be granted to the system installer and 8535 // this app is an installer, then it gets the permission. 8536 allowed = true; 8537 } 8538 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8539 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8540 // If this permission is to be granted to the system verifier and 8541 // this app is a verifier, then it gets the permission. 8542 allowed = true; 8543 } 8544 if (!allowed && (bp.protectionLevel 8545 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8546 && isSystemApp(pkg)) { 8547 // Any pre-installed system app is allowed to get this permission. 8548 allowed = true; 8549 } 8550 if (!allowed && (bp.protectionLevel 8551 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8552 // For development permissions, a development permission 8553 // is granted only if it was already granted. 8554 allowed = origPermissions.hasInstallPermission(perm); 8555 } 8556 } 8557 return allowed; 8558 } 8559 8560 final class ActivityIntentResolver 8561 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8562 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8563 boolean defaultOnly, int userId) { 8564 if (!sUserManager.exists(userId)) return null; 8565 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8566 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8567 } 8568 8569 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8570 int userId) { 8571 if (!sUserManager.exists(userId)) return null; 8572 mFlags = flags; 8573 return super.queryIntent(intent, resolvedType, 8574 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8575 } 8576 8577 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8578 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8579 if (!sUserManager.exists(userId)) return null; 8580 if (packageActivities == null) { 8581 return null; 8582 } 8583 mFlags = flags; 8584 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8585 final int N = packageActivities.size(); 8586 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8587 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8588 8589 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8590 for (int i = 0; i < N; ++i) { 8591 intentFilters = packageActivities.get(i).intents; 8592 if (intentFilters != null && intentFilters.size() > 0) { 8593 PackageParser.ActivityIntentInfo[] array = 8594 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8595 intentFilters.toArray(array); 8596 listCut.add(array); 8597 } 8598 } 8599 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8600 } 8601 8602 public final void addActivity(PackageParser.Activity a, String type) { 8603 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8604 mActivities.put(a.getComponentName(), a); 8605 if (DEBUG_SHOW_INFO) 8606 Log.v( 8607 TAG, " " + type + " " + 8608 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8609 if (DEBUG_SHOW_INFO) 8610 Log.v(TAG, " Class=" + a.info.name); 8611 final int NI = a.intents.size(); 8612 for (int j=0; j<NI; j++) { 8613 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8614 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8615 intent.setPriority(0); 8616 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8617 + a.className + " with priority > 0, forcing to 0"); 8618 } 8619 if (DEBUG_SHOW_INFO) { 8620 Log.v(TAG, " IntentFilter:"); 8621 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8622 } 8623 if (!intent.debugCheck()) { 8624 Log.w(TAG, "==> For Activity " + a.info.name); 8625 } 8626 addFilter(intent); 8627 } 8628 } 8629 8630 public final void removeActivity(PackageParser.Activity a, String type) { 8631 mActivities.remove(a.getComponentName()); 8632 if (DEBUG_SHOW_INFO) { 8633 Log.v(TAG, " " + type + " " 8634 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8635 : a.info.name) + ":"); 8636 Log.v(TAG, " Class=" + a.info.name); 8637 } 8638 final int NI = a.intents.size(); 8639 for (int j=0; j<NI; j++) { 8640 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8641 if (DEBUG_SHOW_INFO) { 8642 Log.v(TAG, " IntentFilter:"); 8643 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8644 } 8645 removeFilter(intent); 8646 } 8647 } 8648 8649 @Override 8650 protected boolean allowFilterResult( 8651 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8652 ActivityInfo filterAi = filter.activity.info; 8653 for (int i=dest.size()-1; i>=0; i--) { 8654 ActivityInfo destAi = dest.get(i).activityInfo; 8655 if (destAi.name == filterAi.name 8656 && destAi.packageName == filterAi.packageName) { 8657 return false; 8658 } 8659 } 8660 return true; 8661 } 8662 8663 @Override 8664 protected ActivityIntentInfo[] newArray(int size) { 8665 return new ActivityIntentInfo[size]; 8666 } 8667 8668 @Override 8669 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8670 if (!sUserManager.exists(userId)) return true; 8671 PackageParser.Package p = filter.activity.owner; 8672 if (p != null) { 8673 PackageSetting ps = (PackageSetting)p.mExtras; 8674 if (ps != null) { 8675 // System apps are never considered stopped for purposes of 8676 // filtering, because there may be no way for the user to 8677 // actually re-launch them. 8678 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8679 && ps.getStopped(userId); 8680 } 8681 } 8682 return false; 8683 } 8684 8685 @Override 8686 protected boolean isPackageForFilter(String packageName, 8687 PackageParser.ActivityIntentInfo info) { 8688 return packageName.equals(info.activity.owner.packageName); 8689 } 8690 8691 @Override 8692 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8693 int match, int userId) { 8694 if (!sUserManager.exists(userId)) return null; 8695 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8696 return null; 8697 } 8698 final PackageParser.Activity activity = info.activity; 8699 if (mSafeMode && (activity.info.applicationInfo.flags 8700 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8701 return null; 8702 } 8703 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8704 if (ps == null) { 8705 return null; 8706 } 8707 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8708 ps.readUserState(userId), userId); 8709 if (ai == null) { 8710 return null; 8711 } 8712 final ResolveInfo res = new ResolveInfo(); 8713 res.activityInfo = ai; 8714 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8715 res.filter = info; 8716 } 8717 if (info != null) { 8718 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8719 } 8720 res.priority = info.getPriority(); 8721 res.preferredOrder = activity.owner.mPreferredOrder; 8722 //System.out.println("Result: " + res.activityInfo.className + 8723 // " = " + res.priority); 8724 res.match = match; 8725 res.isDefault = info.hasDefault; 8726 res.labelRes = info.labelRes; 8727 res.nonLocalizedLabel = info.nonLocalizedLabel; 8728 if (userNeedsBadging(userId)) { 8729 res.noResourceId = true; 8730 } else { 8731 res.icon = info.icon; 8732 } 8733 res.iconResourceId = info.icon; 8734 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8735 return res; 8736 } 8737 8738 @Override 8739 protected void sortResults(List<ResolveInfo> results) { 8740 Collections.sort(results, mResolvePrioritySorter); 8741 } 8742 8743 @Override 8744 protected void dumpFilter(PrintWriter out, String prefix, 8745 PackageParser.ActivityIntentInfo filter) { 8746 out.print(prefix); out.print( 8747 Integer.toHexString(System.identityHashCode(filter.activity))); 8748 out.print(' '); 8749 filter.activity.printComponentShortName(out); 8750 out.print(" filter "); 8751 out.println(Integer.toHexString(System.identityHashCode(filter))); 8752 } 8753 8754 @Override 8755 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8756 return filter.activity; 8757 } 8758 8759 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8760 PackageParser.Activity activity = (PackageParser.Activity)label; 8761 out.print(prefix); out.print( 8762 Integer.toHexString(System.identityHashCode(activity))); 8763 out.print(' '); 8764 activity.printComponentShortName(out); 8765 if (count > 1) { 8766 out.print(" ("); out.print(count); out.print(" filters)"); 8767 } 8768 out.println(); 8769 } 8770 8771// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8772// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8773// final List<ResolveInfo> retList = Lists.newArrayList(); 8774// while (i.hasNext()) { 8775// final ResolveInfo resolveInfo = i.next(); 8776// if (isEnabledLP(resolveInfo.activityInfo)) { 8777// retList.add(resolveInfo); 8778// } 8779// } 8780// return retList; 8781// } 8782 8783 // Keys are String (activity class name), values are Activity. 8784 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8785 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8786 private int mFlags; 8787 } 8788 8789 private final class ServiceIntentResolver 8790 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8791 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8792 boolean defaultOnly, int userId) { 8793 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8794 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8795 } 8796 8797 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8798 int userId) { 8799 if (!sUserManager.exists(userId)) return null; 8800 mFlags = flags; 8801 return super.queryIntent(intent, resolvedType, 8802 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8803 } 8804 8805 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8806 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8807 if (!sUserManager.exists(userId)) return null; 8808 if (packageServices == null) { 8809 return null; 8810 } 8811 mFlags = flags; 8812 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8813 final int N = packageServices.size(); 8814 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8815 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8816 8817 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8818 for (int i = 0; i < N; ++i) { 8819 intentFilters = packageServices.get(i).intents; 8820 if (intentFilters != null && intentFilters.size() > 0) { 8821 PackageParser.ServiceIntentInfo[] array = 8822 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8823 intentFilters.toArray(array); 8824 listCut.add(array); 8825 } 8826 } 8827 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8828 } 8829 8830 public final void addService(PackageParser.Service s) { 8831 mServices.put(s.getComponentName(), s); 8832 if (DEBUG_SHOW_INFO) { 8833 Log.v(TAG, " " 8834 + (s.info.nonLocalizedLabel != null 8835 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8836 Log.v(TAG, " Class=" + s.info.name); 8837 } 8838 final int NI = s.intents.size(); 8839 int j; 8840 for (j=0; j<NI; j++) { 8841 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8842 if (DEBUG_SHOW_INFO) { 8843 Log.v(TAG, " IntentFilter:"); 8844 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8845 } 8846 if (!intent.debugCheck()) { 8847 Log.w(TAG, "==> For Service " + s.info.name); 8848 } 8849 addFilter(intent); 8850 } 8851 } 8852 8853 public final void removeService(PackageParser.Service s) { 8854 mServices.remove(s.getComponentName()); 8855 if (DEBUG_SHOW_INFO) { 8856 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8857 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8858 Log.v(TAG, " Class=" + s.info.name); 8859 } 8860 final int NI = s.intents.size(); 8861 int j; 8862 for (j=0; j<NI; j++) { 8863 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8864 if (DEBUG_SHOW_INFO) { 8865 Log.v(TAG, " IntentFilter:"); 8866 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8867 } 8868 removeFilter(intent); 8869 } 8870 } 8871 8872 @Override 8873 protected boolean allowFilterResult( 8874 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8875 ServiceInfo filterSi = filter.service.info; 8876 for (int i=dest.size()-1; i>=0; i--) { 8877 ServiceInfo destAi = dest.get(i).serviceInfo; 8878 if (destAi.name == filterSi.name 8879 && destAi.packageName == filterSi.packageName) { 8880 return false; 8881 } 8882 } 8883 return true; 8884 } 8885 8886 @Override 8887 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8888 return new PackageParser.ServiceIntentInfo[size]; 8889 } 8890 8891 @Override 8892 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8893 if (!sUserManager.exists(userId)) return true; 8894 PackageParser.Package p = filter.service.owner; 8895 if (p != null) { 8896 PackageSetting ps = (PackageSetting)p.mExtras; 8897 if (ps != null) { 8898 // System apps are never considered stopped for purposes of 8899 // filtering, because there may be no way for the user to 8900 // actually re-launch them. 8901 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8902 && ps.getStopped(userId); 8903 } 8904 } 8905 return false; 8906 } 8907 8908 @Override 8909 protected boolean isPackageForFilter(String packageName, 8910 PackageParser.ServiceIntentInfo info) { 8911 return packageName.equals(info.service.owner.packageName); 8912 } 8913 8914 @Override 8915 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8916 int match, int userId) { 8917 if (!sUserManager.exists(userId)) return null; 8918 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8919 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8920 return null; 8921 } 8922 final PackageParser.Service service = info.service; 8923 if (mSafeMode && (service.info.applicationInfo.flags 8924 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8925 return null; 8926 } 8927 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8928 if (ps == null) { 8929 return null; 8930 } 8931 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8932 ps.readUserState(userId), userId); 8933 if (si == null) { 8934 return null; 8935 } 8936 final ResolveInfo res = new ResolveInfo(); 8937 res.serviceInfo = si; 8938 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8939 res.filter = filter; 8940 } 8941 res.priority = info.getPriority(); 8942 res.preferredOrder = service.owner.mPreferredOrder; 8943 res.match = match; 8944 res.isDefault = info.hasDefault; 8945 res.labelRes = info.labelRes; 8946 res.nonLocalizedLabel = info.nonLocalizedLabel; 8947 res.icon = info.icon; 8948 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8949 return res; 8950 } 8951 8952 @Override 8953 protected void sortResults(List<ResolveInfo> results) { 8954 Collections.sort(results, mResolvePrioritySorter); 8955 } 8956 8957 @Override 8958 protected void dumpFilter(PrintWriter out, String prefix, 8959 PackageParser.ServiceIntentInfo filter) { 8960 out.print(prefix); out.print( 8961 Integer.toHexString(System.identityHashCode(filter.service))); 8962 out.print(' '); 8963 filter.service.printComponentShortName(out); 8964 out.print(" filter "); 8965 out.println(Integer.toHexString(System.identityHashCode(filter))); 8966 } 8967 8968 @Override 8969 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8970 return filter.service; 8971 } 8972 8973 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8974 PackageParser.Service service = (PackageParser.Service)label; 8975 out.print(prefix); out.print( 8976 Integer.toHexString(System.identityHashCode(service))); 8977 out.print(' '); 8978 service.printComponentShortName(out); 8979 if (count > 1) { 8980 out.print(" ("); out.print(count); out.print(" filters)"); 8981 } 8982 out.println(); 8983 } 8984 8985// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8986// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8987// final List<ResolveInfo> retList = Lists.newArrayList(); 8988// while (i.hasNext()) { 8989// final ResolveInfo resolveInfo = (ResolveInfo) i; 8990// if (isEnabledLP(resolveInfo.serviceInfo)) { 8991// retList.add(resolveInfo); 8992// } 8993// } 8994// return retList; 8995// } 8996 8997 // Keys are String (activity class name), values are Activity. 8998 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8999 = new ArrayMap<ComponentName, PackageParser.Service>(); 9000 private int mFlags; 9001 }; 9002 9003 private final class ProviderIntentResolver 9004 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9005 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9006 boolean defaultOnly, int userId) { 9007 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9008 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9009 } 9010 9011 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9012 int userId) { 9013 if (!sUserManager.exists(userId)) 9014 return null; 9015 mFlags = flags; 9016 return super.queryIntent(intent, resolvedType, 9017 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9018 } 9019 9020 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9021 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9022 if (!sUserManager.exists(userId)) 9023 return null; 9024 if (packageProviders == null) { 9025 return null; 9026 } 9027 mFlags = flags; 9028 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9029 final int N = packageProviders.size(); 9030 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9031 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9032 9033 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9034 for (int i = 0; i < N; ++i) { 9035 intentFilters = packageProviders.get(i).intents; 9036 if (intentFilters != null && intentFilters.size() > 0) { 9037 PackageParser.ProviderIntentInfo[] array = 9038 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9039 intentFilters.toArray(array); 9040 listCut.add(array); 9041 } 9042 } 9043 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9044 } 9045 9046 public final void addProvider(PackageParser.Provider p) { 9047 if (mProviders.containsKey(p.getComponentName())) { 9048 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9049 return; 9050 } 9051 9052 mProviders.put(p.getComponentName(), p); 9053 if (DEBUG_SHOW_INFO) { 9054 Log.v(TAG, " " 9055 + (p.info.nonLocalizedLabel != null 9056 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9057 Log.v(TAG, " Class=" + p.info.name); 9058 } 9059 final int NI = p.intents.size(); 9060 int j; 9061 for (j = 0; j < NI; j++) { 9062 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9063 if (DEBUG_SHOW_INFO) { 9064 Log.v(TAG, " IntentFilter:"); 9065 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9066 } 9067 if (!intent.debugCheck()) { 9068 Log.w(TAG, "==> For Provider " + p.info.name); 9069 } 9070 addFilter(intent); 9071 } 9072 } 9073 9074 public final void removeProvider(PackageParser.Provider p) { 9075 mProviders.remove(p.getComponentName()); 9076 if (DEBUG_SHOW_INFO) { 9077 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9078 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9079 Log.v(TAG, " Class=" + p.info.name); 9080 } 9081 final int NI = p.intents.size(); 9082 int j; 9083 for (j = 0; j < NI; j++) { 9084 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9085 if (DEBUG_SHOW_INFO) { 9086 Log.v(TAG, " IntentFilter:"); 9087 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9088 } 9089 removeFilter(intent); 9090 } 9091 } 9092 9093 @Override 9094 protected boolean allowFilterResult( 9095 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9096 ProviderInfo filterPi = filter.provider.info; 9097 for (int i = dest.size() - 1; i >= 0; i--) { 9098 ProviderInfo destPi = dest.get(i).providerInfo; 9099 if (destPi.name == filterPi.name 9100 && destPi.packageName == filterPi.packageName) { 9101 return false; 9102 } 9103 } 9104 return true; 9105 } 9106 9107 @Override 9108 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9109 return new PackageParser.ProviderIntentInfo[size]; 9110 } 9111 9112 @Override 9113 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9114 if (!sUserManager.exists(userId)) 9115 return true; 9116 PackageParser.Package p = filter.provider.owner; 9117 if (p != null) { 9118 PackageSetting ps = (PackageSetting) p.mExtras; 9119 if (ps != null) { 9120 // System apps are never considered stopped for purposes of 9121 // filtering, because there may be no way for the user to 9122 // actually re-launch them. 9123 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9124 && ps.getStopped(userId); 9125 } 9126 } 9127 return false; 9128 } 9129 9130 @Override 9131 protected boolean isPackageForFilter(String packageName, 9132 PackageParser.ProviderIntentInfo info) { 9133 return packageName.equals(info.provider.owner.packageName); 9134 } 9135 9136 @Override 9137 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9138 int match, int userId) { 9139 if (!sUserManager.exists(userId)) 9140 return null; 9141 final PackageParser.ProviderIntentInfo info = filter; 9142 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9143 return null; 9144 } 9145 final PackageParser.Provider provider = info.provider; 9146 if (mSafeMode && (provider.info.applicationInfo.flags 9147 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9148 return null; 9149 } 9150 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9151 if (ps == null) { 9152 return null; 9153 } 9154 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9155 ps.readUserState(userId), userId); 9156 if (pi == null) { 9157 return null; 9158 } 9159 final ResolveInfo res = new ResolveInfo(); 9160 res.providerInfo = pi; 9161 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9162 res.filter = filter; 9163 } 9164 res.priority = info.getPriority(); 9165 res.preferredOrder = provider.owner.mPreferredOrder; 9166 res.match = match; 9167 res.isDefault = info.hasDefault; 9168 res.labelRes = info.labelRes; 9169 res.nonLocalizedLabel = info.nonLocalizedLabel; 9170 res.icon = info.icon; 9171 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9172 return res; 9173 } 9174 9175 @Override 9176 protected void sortResults(List<ResolveInfo> results) { 9177 Collections.sort(results, mResolvePrioritySorter); 9178 } 9179 9180 @Override 9181 protected void dumpFilter(PrintWriter out, String prefix, 9182 PackageParser.ProviderIntentInfo filter) { 9183 out.print(prefix); 9184 out.print( 9185 Integer.toHexString(System.identityHashCode(filter.provider))); 9186 out.print(' '); 9187 filter.provider.printComponentShortName(out); 9188 out.print(" filter "); 9189 out.println(Integer.toHexString(System.identityHashCode(filter))); 9190 } 9191 9192 @Override 9193 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9194 return filter.provider; 9195 } 9196 9197 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9198 PackageParser.Provider provider = (PackageParser.Provider)label; 9199 out.print(prefix); out.print( 9200 Integer.toHexString(System.identityHashCode(provider))); 9201 out.print(' '); 9202 provider.printComponentShortName(out); 9203 if (count > 1) { 9204 out.print(" ("); out.print(count); out.print(" filters)"); 9205 } 9206 out.println(); 9207 } 9208 9209 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9210 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9211 private int mFlags; 9212 }; 9213 9214 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9215 new Comparator<ResolveInfo>() { 9216 public int compare(ResolveInfo r1, ResolveInfo r2) { 9217 int v1 = r1.priority; 9218 int v2 = r2.priority; 9219 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9220 if (v1 != v2) { 9221 return (v1 > v2) ? -1 : 1; 9222 } 9223 v1 = r1.preferredOrder; 9224 v2 = r2.preferredOrder; 9225 if (v1 != v2) { 9226 return (v1 > v2) ? -1 : 1; 9227 } 9228 if (r1.isDefault != r2.isDefault) { 9229 return r1.isDefault ? -1 : 1; 9230 } 9231 v1 = r1.match; 9232 v2 = r2.match; 9233 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9234 if (v1 != v2) { 9235 return (v1 > v2) ? -1 : 1; 9236 } 9237 if (r1.system != r2.system) { 9238 return r1.system ? -1 : 1; 9239 } 9240 return 0; 9241 } 9242 }; 9243 9244 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9245 new Comparator<ProviderInfo>() { 9246 public int compare(ProviderInfo p1, ProviderInfo p2) { 9247 final int v1 = p1.initOrder; 9248 final int v2 = p2.initOrder; 9249 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9250 } 9251 }; 9252 9253 final void sendPackageBroadcast(final String action, final String pkg, 9254 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9255 final int[] userIds) { 9256 mHandler.post(new Runnable() { 9257 @Override 9258 public void run() { 9259 try { 9260 final IActivityManager am = ActivityManagerNative.getDefault(); 9261 if (am == null) return; 9262 final int[] resolvedUserIds; 9263 if (userIds == null) { 9264 resolvedUserIds = am.getRunningUserIds(); 9265 } else { 9266 resolvedUserIds = userIds; 9267 } 9268 for (int id : resolvedUserIds) { 9269 final Intent intent = new Intent(action, 9270 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9271 if (extras != null) { 9272 intent.putExtras(extras); 9273 } 9274 if (targetPkg != null) { 9275 intent.setPackage(targetPkg); 9276 } 9277 // Modify the UID when posting to other users 9278 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9279 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9280 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9281 intent.putExtra(Intent.EXTRA_UID, uid); 9282 } 9283 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9284 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9285 if (DEBUG_BROADCASTS) { 9286 RuntimeException here = new RuntimeException("here"); 9287 here.fillInStackTrace(); 9288 Slog.d(TAG, "Sending to user " + id + ": " 9289 + intent.toShortString(false, true, false, false) 9290 + " " + intent.getExtras(), here); 9291 } 9292 am.broadcastIntent(null, intent, null, finishedReceiver, 9293 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9294 null, finishedReceiver != null, false, id); 9295 } 9296 } catch (RemoteException ex) { 9297 } 9298 } 9299 }); 9300 } 9301 9302 /** 9303 * Check if the external storage media is available. This is true if there 9304 * is a mounted external storage medium or if the external storage is 9305 * emulated. 9306 */ 9307 private boolean isExternalMediaAvailable() { 9308 return mMediaMounted || Environment.isExternalStorageEmulated(); 9309 } 9310 9311 @Override 9312 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9313 // writer 9314 synchronized (mPackages) { 9315 if (!isExternalMediaAvailable()) { 9316 // If the external storage is no longer mounted at this point, 9317 // the caller may not have been able to delete all of this 9318 // packages files and can not delete any more. Bail. 9319 return null; 9320 } 9321 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9322 if (lastPackage != null) { 9323 pkgs.remove(lastPackage); 9324 } 9325 if (pkgs.size() > 0) { 9326 return pkgs.get(0); 9327 } 9328 } 9329 return null; 9330 } 9331 9332 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9333 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9334 userId, andCode ? 1 : 0, packageName); 9335 if (mSystemReady) { 9336 msg.sendToTarget(); 9337 } else { 9338 if (mPostSystemReadyMessages == null) { 9339 mPostSystemReadyMessages = new ArrayList<>(); 9340 } 9341 mPostSystemReadyMessages.add(msg); 9342 } 9343 } 9344 9345 void startCleaningPackages() { 9346 // reader 9347 synchronized (mPackages) { 9348 if (!isExternalMediaAvailable()) { 9349 return; 9350 } 9351 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9352 return; 9353 } 9354 } 9355 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9356 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9357 IActivityManager am = ActivityManagerNative.getDefault(); 9358 if (am != null) { 9359 try { 9360 am.startService(null, intent, null, mContext.getOpPackageName(), 9361 UserHandle.USER_OWNER); 9362 } catch (RemoteException e) { 9363 } 9364 } 9365 } 9366 9367 @Override 9368 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9369 int installFlags, String installerPackageName, VerificationParams verificationParams, 9370 String packageAbiOverride) { 9371 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9372 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9373 } 9374 9375 @Override 9376 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9377 int installFlags, String installerPackageName, VerificationParams verificationParams, 9378 String packageAbiOverride, int userId) { 9379 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9380 9381 final int callingUid = Binder.getCallingUid(); 9382 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9383 9384 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9385 try { 9386 if (observer != null) { 9387 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9388 } 9389 } catch (RemoteException re) { 9390 } 9391 return; 9392 } 9393 9394 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9395 installFlags |= PackageManager.INSTALL_FROM_ADB; 9396 9397 } else { 9398 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9399 // about installerPackageName. 9400 9401 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9402 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9403 } 9404 9405 UserHandle user; 9406 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9407 user = UserHandle.ALL; 9408 } else { 9409 user = new UserHandle(userId); 9410 } 9411 9412 // Only system components can circumvent runtime permissions when installing. 9413 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9414 && mContext.checkCallingOrSelfPermission(Manifest.permission 9415 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9416 throw new SecurityException("You need the " 9417 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9418 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9419 } 9420 9421 verificationParams.setInstallerUid(callingUid); 9422 9423 final File originFile = new File(originPath); 9424 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9425 9426 final Message msg = mHandler.obtainMessage(INIT_COPY); 9427 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9428 null, verificationParams, user, packageAbiOverride); 9429 mHandler.sendMessage(msg); 9430 } 9431 9432 void installStage(String packageName, File stagedDir, String stagedCid, 9433 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9434 String installerPackageName, int installerUid, UserHandle user) { 9435 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9436 params.referrerUri, installerUid, null); 9437 verifParams.setInstallerUid(installerUid); 9438 9439 final OriginInfo origin; 9440 if (stagedDir != null) { 9441 origin = OriginInfo.fromStagedFile(stagedDir); 9442 } else { 9443 origin = OriginInfo.fromStagedContainer(stagedCid); 9444 } 9445 9446 final Message msg = mHandler.obtainMessage(INIT_COPY); 9447 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9448 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9449 mHandler.sendMessage(msg); 9450 } 9451 9452 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9453 Bundle extras = new Bundle(1); 9454 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9455 9456 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9457 packageName, extras, null, null, new int[] {userId}); 9458 try { 9459 IActivityManager am = ActivityManagerNative.getDefault(); 9460 final boolean isSystem = 9461 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9462 if (isSystem && am.isUserRunning(userId, false)) { 9463 // The just-installed/enabled app is bundled on the system, so presumed 9464 // to be able to run automatically without needing an explicit launch. 9465 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9466 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9467 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9468 .setPackage(packageName); 9469 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9470 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9471 } 9472 } catch (RemoteException e) { 9473 // shouldn't happen 9474 Slog.w(TAG, "Unable to bootstrap installed package", e); 9475 } 9476 } 9477 9478 @Override 9479 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9480 int userId) { 9481 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9482 PackageSetting pkgSetting; 9483 final int uid = Binder.getCallingUid(); 9484 enforceCrossUserPermission(uid, userId, true, true, 9485 "setApplicationHiddenSetting for user " + userId); 9486 9487 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9488 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9489 return false; 9490 } 9491 9492 long callingId = Binder.clearCallingIdentity(); 9493 try { 9494 boolean sendAdded = false; 9495 boolean sendRemoved = false; 9496 // writer 9497 synchronized (mPackages) { 9498 pkgSetting = mSettings.mPackages.get(packageName); 9499 if (pkgSetting == null) { 9500 return false; 9501 } 9502 if (pkgSetting.getHidden(userId) != hidden) { 9503 pkgSetting.setHidden(hidden, userId); 9504 mSettings.writePackageRestrictionsLPr(userId); 9505 if (hidden) { 9506 sendRemoved = true; 9507 } else { 9508 sendAdded = true; 9509 } 9510 } 9511 } 9512 if (sendAdded) { 9513 sendPackageAddedForUser(packageName, pkgSetting, userId); 9514 return true; 9515 } 9516 if (sendRemoved) { 9517 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9518 "hiding pkg"); 9519 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9520 } 9521 } finally { 9522 Binder.restoreCallingIdentity(callingId); 9523 } 9524 return false; 9525 } 9526 9527 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9528 int userId) { 9529 final PackageRemovedInfo info = new PackageRemovedInfo(); 9530 info.removedPackage = packageName; 9531 info.removedUsers = new int[] {userId}; 9532 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9533 info.sendBroadcast(false, false, false); 9534 } 9535 9536 /** 9537 * Returns true if application is not found or there was an error. Otherwise it returns 9538 * the hidden state of the package for the given user. 9539 */ 9540 @Override 9541 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9542 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9543 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9544 false, "getApplicationHidden for user " + userId); 9545 PackageSetting pkgSetting; 9546 long callingId = Binder.clearCallingIdentity(); 9547 try { 9548 // writer 9549 synchronized (mPackages) { 9550 pkgSetting = mSettings.mPackages.get(packageName); 9551 if (pkgSetting == null) { 9552 return true; 9553 } 9554 return pkgSetting.getHidden(userId); 9555 } 9556 } finally { 9557 Binder.restoreCallingIdentity(callingId); 9558 } 9559 } 9560 9561 /** 9562 * @hide 9563 */ 9564 @Override 9565 public int installExistingPackageAsUser(String packageName, int userId) { 9566 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9567 null); 9568 PackageSetting pkgSetting; 9569 final int uid = Binder.getCallingUid(); 9570 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9571 + userId); 9572 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9573 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9574 } 9575 9576 long callingId = Binder.clearCallingIdentity(); 9577 try { 9578 boolean sendAdded = false; 9579 9580 // writer 9581 synchronized (mPackages) { 9582 pkgSetting = mSettings.mPackages.get(packageName); 9583 if (pkgSetting == null) { 9584 return PackageManager.INSTALL_FAILED_INVALID_URI; 9585 } 9586 if (!pkgSetting.getInstalled(userId)) { 9587 pkgSetting.setInstalled(true, userId); 9588 pkgSetting.setHidden(false, userId); 9589 mSettings.writePackageRestrictionsLPr(userId); 9590 sendAdded = true; 9591 } 9592 } 9593 9594 if (sendAdded) { 9595 sendPackageAddedForUser(packageName, pkgSetting, userId); 9596 } 9597 } finally { 9598 Binder.restoreCallingIdentity(callingId); 9599 } 9600 9601 return PackageManager.INSTALL_SUCCEEDED; 9602 } 9603 9604 boolean isUserRestricted(int userId, String restrictionKey) { 9605 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9606 if (restrictions.getBoolean(restrictionKey, false)) { 9607 Log.w(TAG, "User is restricted: " + restrictionKey); 9608 return true; 9609 } 9610 return false; 9611 } 9612 9613 @Override 9614 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9615 mContext.enforceCallingOrSelfPermission( 9616 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9617 "Only package verification agents can verify applications"); 9618 9619 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9620 final PackageVerificationResponse response = new PackageVerificationResponse( 9621 verificationCode, Binder.getCallingUid()); 9622 msg.arg1 = id; 9623 msg.obj = response; 9624 mHandler.sendMessage(msg); 9625 } 9626 9627 @Override 9628 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9629 long millisecondsToDelay) { 9630 mContext.enforceCallingOrSelfPermission( 9631 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9632 "Only package verification agents can extend verification timeouts"); 9633 9634 final PackageVerificationState state = mPendingVerification.get(id); 9635 final PackageVerificationResponse response = new PackageVerificationResponse( 9636 verificationCodeAtTimeout, Binder.getCallingUid()); 9637 9638 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9639 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9640 } 9641 if (millisecondsToDelay < 0) { 9642 millisecondsToDelay = 0; 9643 } 9644 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9645 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9646 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9647 } 9648 9649 if ((state != null) && !state.timeoutExtended()) { 9650 state.extendTimeout(); 9651 9652 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9653 msg.arg1 = id; 9654 msg.obj = response; 9655 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9656 } 9657 } 9658 9659 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9660 int verificationCode, UserHandle user) { 9661 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9662 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9663 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9664 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9665 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9666 9667 mContext.sendBroadcastAsUser(intent, user, 9668 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9669 } 9670 9671 private ComponentName matchComponentForVerifier(String packageName, 9672 List<ResolveInfo> receivers) { 9673 ActivityInfo targetReceiver = null; 9674 9675 final int NR = receivers.size(); 9676 for (int i = 0; i < NR; i++) { 9677 final ResolveInfo info = receivers.get(i); 9678 if (info.activityInfo == null) { 9679 continue; 9680 } 9681 9682 if (packageName.equals(info.activityInfo.packageName)) { 9683 targetReceiver = info.activityInfo; 9684 break; 9685 } 9686 } 9687 9688 if (targetReceiver == null) { 9689 return null; 9690 } 9691 9692 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9693 } 9694 9695 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9696 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9697 if (pkgInfo.verifiers.length == 0) { 9698 return null; 9699 } 9700 9701 final int N = pkgInfo.verifiers.length; 9702 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9703 for (int i = 0; i < N; i++) { 9704 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9705 9706 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9707 receivers); 9708 if (comp == null) { 9709 continue; 9710 } 9711 9712 final int verifierUid = getUidForVerifier(verifierInfo); 9713 if (verifierUid == -1) { 9714 continue; 9715 } 9716 9717 if (DEBUG_VERIFY) { 9718 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9719 + " with the correct signature"); 9720 } 9721 sufficientVerifiers.add(comp); 9722 verificationState.addSufficientVerifier(verifierUid); 9723 } 9724 9725 return sufficientVerifiers; 9726 } 9727 9728 private int getUidForVerifier(VerifierInfo verifierInfo) { 9729 synchronized (mPackages) { 9730 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9731 if (pkg == null) { 9732 return -1; 9733 } else if (pkg.mSignatures.length != 1) { 9734 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9735 + " has more than one signature; ignoring"); 9736 return -1; 9737 } 9738 9739 /* 9740 * If the public key of the package's signature does not match 9741 * our expected public key, then this is a different package and 9742 * we should skip. 9743 */ 9744 9745 final byte[] expectedPublicKey; 9746 try { 9747 final Signature verifierSig = pkg.mSignatures[0]; 9748 final PublicKey publicKey = verifierSig.getPublicKey(); 9749 expectedPublicKey = publicKey.getEncoded(); 9750 } catch (CertificateException e) { 9751 return -1; 9752 } 9753 9754 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9755 9756 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9757 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9758 + " does not have the expected public key; ignoring"); 9759 return -1; 9760 } 9761 9762 return pkg.applicationInfo.uid; 9763 } 9764 } 9765 9766 @Override 9767 public void finishPackageInstall(int token) { 9768 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9769 9770 if (DEBUG_INSTALL) { 9771 Slog.v(TAG, "BM finishing package install for " + token); 9772 } 9773 9774 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9775 mHandler.sendMessage(msg); 9776 } 9777 9778 /** 9779 * Get the verification agent timeout. 9780 * 9781 * @return verification timeout in milliseconds 9782 */ 9783 private long getVerificationTimeout() { 9784 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9785 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9786 DEFAULT_VERIFICATION_TIMEOUT); 9787 } 9788 9789 /** 9790 * Get the default verification agent response code. 9791 * 9792 * @return default verification response code 9793 */ 9794 private int getDefaultVerificationResponse() { 9795 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9796 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9797 DEFAULT_VERIFICATION_RESPONSE); 9798 } 9799 9800 /** 9801 * Check whether or not package verification has been enabled. 9802 * 9803 * @return true if verification should be performed 9804 */ 9805 private boolean isVerificationEnabled(int userId, int installFlags) { 9806 if (!DEFAULT_VERIFY_ENABLE) { 9807 return false; 9808 } 9809 9810 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9811 9812 // Check if installing from ADB 9813 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9814 // Do not run verification in a test harness environment 9815 if (ActivityManager.isRunningInTestHarness()) { 9816 return false; 9817 } 9818 if (ensureVerifyAppsEnabled) { 9819 return true; 9820 } 9821 // Check if the developer does not want package verification for ADB installs 9822 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9823 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9824 return false; 9825 } 9826 } 9827 9828 if (ensureVerifyAppsEnabled) { 9829 return true; 9830 } 9831 9832 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9833 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9834 } 9835 9836 @Override 9837 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9838 throws RemoteException { 9839 mContext.enforceCallingOrSelfPermission( 9840 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9841 "Only intentfilter verification agents can verify applications"); 9842 9843 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9844 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9845 Binder.getCallingUid(), verificationCode, failedDomains); 9846 msg.arg1 = id; 9847 msg.obj = response; 9848 mHandler.sendMessage(msg); 9849 } 9850 9851 @Override 9852 public int getIntentVerificationStatus(String packageName, int userId) { 9853 synchronized (mPackages) { 9854 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9855 } 9856 } 9857 9858 @Override 9859 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9860 mContext.enforceCallingOrSelfPermission( 9861 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9862 9863 boolean result = false; 9864 synchronized (mPackages) { 9865 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9866 } 9867 if (result) { 9868 scheduleWritePackageRestrictionsLocked(userId); 9869 } 9870 return result; 9871 } 9872 9873 @Override 9874 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9875 synchronized (mPackages) { 9876 return mSettings.getIntentFilterVerificationsLPr(packageName); 9877 } 9878 } 9879 9880 @Override 9881 public List<IntentFilter> getAllIntentFilters(String packageName) { 9882 if (TextUtils.isEmpty(packageName)) { 9883 return Collections.<IntentFilter>emptyList(); 9884 } 9885 synchronized (mPackages) { 9886 PackageParser.Package pkg = mPackages.get(packageName); 9887 if (pkg == null || pkg.activities == null) { 9888 return Collections.<IntentFilter>emptyList(); 9889 } 9890 final int count = pkg.activities.size(); 9891 ArrayList<IntentFilter> result = new ArrayList<>(); 9892 for (int n=0; n<count; n++) { 9893 PackageParser.Activity activity = pkg.activities.get(n); 9894 if (activity.intents != null || activity.intents.size() > 0) { 9895 result.addAll(activity.intents); 9896 } 9897 } 9898 return result; 9899 } 9900 } 9901 9902 @Override 9903 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9904 mContext.enforceCallingOrSelfPermission( 9905 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9906 9907 synchronized (mPackages) { 9908 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9909 if (packageName != null) { 9910 result |= updateIntentVerificationStatus(packageName, 9911 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9912 UserHandle.myUserId()); 9913 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9914 packageName, userId); 9915 } 9916 return result; 9917 } 9918 } 9919 9920 @Override 9921 public String getDefaultBrowserPackageName(int userId) { 9922 synchronized (mPackages) { 9923 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9924 } 9925 } 9926 9927 /** 9928 * Get the "allow unknown sources" setting. 9929 * 9930 * @return the current "allow unknown sources" setting 9931 */ 9932 private int getUnknownSourcesSettings() { 9933 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9934 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9935 -1); 9936 } 9937 9938 @Override 9939 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9940 final int uid = Binder.getCallingUid(); 9941 // writer 9942 synchronized (mPackages) { 9943 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9944 if (targetPackageSetting == null) { 9945 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9946 } 9947 9948 PackageSetting installerPackageSetting; 9949 if (installerPackageName != null) { 9950 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9951 if (installerPackageSetting == null) { 9952 throw new IllegalArgumentException("Unknown installer package: " 9953 + installerPackageName); 9954 } 9955 } else { 9956 installerPackageSetting = null; 9957 } 9958 9959 Signature[] callerSignature; 9960 Object obj = mSettings.getUserIdLPr(uid); 9961 if (obj != null) { 9962 if (obj instanceof SharedUserSetting) { 9963 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9964 } else if (obj instanceof PackageSetting) { 9965 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9966 } else { 9967 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9968 } 9969 } else { 9970 throw new SecurityException("Unknown calling uid " + uid); 9971 } 9972 9973 // Verify: can't set installerPackageName to a package that is 9974 // not signed with the same cert as the caller. 9975 if (installerPackageSetting != null) { 9976 if (compareSignatures(callerSignature, 9977 installerPackageSetting.signatures.mSignatures) 9978 != PackageManager.SIGNATURE_MATCH) { 9979 throw new SecurityException( 9980 "Caller does not have same cert as new installer package " 9981 + installerPackageName); 9982 } 9983 } 9984 9985 // Verify: if target already has an installer package, it must 9986 // be signed with the same cert as the caller. 9987 if (targetPackageSetting.installerPackageName != null) { 9988 PackageSetting setting = mSettings.mPackages.get( 9989 targetPackageSetting.installerPackageName); 9990 // If the currently set package isn't valid, then it's always 9991 // okay to change it. 9992 if (setting != null) { 9993 if (compareSignatures(callerSignature, 9994 setting.signatures.mSignatures) 9995 != PackageManager.SIGNATURE_MATCH) { 9996 throw new SecurityException( 9997 "Caller does not have same cert as old installer package " 9998 + targetPackageSetting.installerPackageName); 9999 } 10000 } 10001 } 10002 10003 // Okay! 10004 targetPackageSetting.installerPackageName = installerPackageName; 10005 scheduleWriteSettingsLocked(); 10006 } 10007 } 10008 10009 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10010 // Queue up an async operation since the package installation may take a little while. 10011 mHandler.post(new Runnable() { 10012 public void run() { 10013 mHandler.removeCallbacks(this); 10014 // Result object to be returned 10015 PackageInstalledInfo res = new PackageInstalledInfo(); 10016 res.returnCode = currentStatus; 10017 res.uid = -1; 10018 res.pkg = null; 10019 res.removedInfo = new PackageRemovedInfo(); 10020 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10021 args.doPreInstall(res.returnCode); 10022 synchronized (mInstallLock) { 10023 installPackageLI(args, res); 10024 } 10025 args.doPostInstall(res.returnCode, res.uid); 10026 } 10027 10028 // A restore should be performed at this point if (a) the install 10029 // succeeded, (b) the operation is not an update, and (c) the new 10030 // package has not opted out of backup participation. 10031 final boolean update = res.removedInfo.removedPackage != null; 10032 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10033 boolean doRestore = !update 10034 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10035 10036 // Set up the post-install work request bookkeeping. This will be used 10037 // and cleaned up by the post-install event handling regardless of whether 10038 // there's a restore pass performed. Token values are >= 1. 10039 int token; 10040 if (mNextInstallToken < 0) mNextInstallToken = 1; 10041 token = mNextInstallToken++; 10042 10043 PostInstallData data = new PostInstallData(args, res); 10044 mRunningInstalls.put(token, data); 10045 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10046 10047 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10048 // Pass responsibility to the Backup Manager. It will perform a 10049 // restore if appropriate, then pass responsibility back to the 10050 // Package Manager to run the post-install observer callbacks 10051 // and broadcasts. 10052 IBackupManager bm = IBackupManager.Stub.asInterface( 10053 ServiceManager.getService(Context.BACKUP_SERVICE)); 10054 if (bm != null) { 10055 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10056 + " to BM for possible restore"); 10057 try { 10058 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10059 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10060 } else { 10061 doRestore = false; 10062 } 10063 } catch (RemoteException e) { 10064 // can't happen; the backup manager is local 10065 } catch (Exception e) { 10066 Slog.e(TAG, "Exception trying to enqueue restore", e); 10067 doRestore = false; 10068 } 10069 } else { 10070 Slog.e(TAG, "Backup Manager not found!"); 10071 doRestore = false; 10072 } 10073 } 10074 10075 if (!doRestore) { 10076 // No restore possible, or the Backup Manager was mysteriously not 10077 // available -- just fire the post-install work request directly. 10078 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10079 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10080 mHandler.sendMessage(msg); 10081 } 10082 } 10083 }); 10084 } 10085 10086 private abstract class HandlerParams { 10087 private static final int MAX_RETRIES = 4; 10088 10089 /** 10090 * Number of times startCopy() has been attempted and had a non-fatal 10091 * error. 10092 */ 10093 private int mRetries = 0; 10094 10095 /** User handle for the user requesting the information or installation. */ 10096 private final UserHandle mUser; 10097 10098 HandlerParams(UserHandle user) { 10099 mUser = user; 10100 } 10101 10102 UserHandle getUser() { 10103 return mUser; 10104 } 10105 10106 final boolean startCopy() { 10107 boolean res; 10108 try { 10109 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10110 10111 if (++mRetries > MAX_RETRIES) { 10112 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10113 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10114 handleServiceError(); 10115 return false; 10116 } else { 10117 handleStartCopy(); 10118 res = true; 10119 } 10120 } catch (RemoteException e) { 10121 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10122 mHandler.sendEmptyMessage(MCS_RECONNECT); 10123 res = false; 10124 } 10125 handleReturnCode(); 10126 return res; 10127 } 10128 10129 final void serviceError() { 10130 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10131 handleServiceError(); 10132 handleReturnCode(); 10133 } 10134 10135 abstract void handleStartCopy() throws RemoteException; 10136 abstract void handleServiceError(); 10137 abstract void handleReturnCode(); 10138 } 10139 10140 class MeasureParams extends HandlerParams { 10141 private final PackageStats mStats; 10142 private boolean mSuccess; 10143 10144 private final IPackageStatsObserver mObserver; 10145 10146 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10147 super(new UserHandle(stats.userHandle)); 10148 mObserver = observer; 10149 mStats = stats; 10150 } 10151 10152 @Override 10153 public String toString() { 10154 return "MeasureParams{" 10155 + Integer.toHexString(System.identityHashCode(this)) 10156 + " " + mStats.packageName + "}"; 10157 } 10158 10159 @Override 10160 void handleStartCopy() throws RemoteException { 10161 synchronized (mInstallLock) { 10162 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10163 } 10164 10165 if (mSuccess) { 10166 final boolean mounted; 10167 if (Environment.isExternalStorageEmulated()) { 10168 mounted = true; 10169 } else { 10170 final String status = Environment.getExternalStorageState(); 10171 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10172 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10173 } 10174 10175 if (mounted) { 10176 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10177 10178 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10179 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10180 10181 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10182 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10183 10184 // Always subtract cache size, since it's a subdirectory 10185 mStats.externalDataSize -= mStats.externalCacheSize; 10186 10187 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10188 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10189 10190 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10191 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10192 } 10193 } 10194 } 10195 10196 @Override 10197 void handleReturnCode() { 10198 if (mObserver != null) { 10199 try { 10200 mObserver.onGetStatsCompleted(mStats, mSuccess); 10201 } catch (RemoteException e) { 10202 Slog.i(TAG, "Observer no longer exists."); 10203 } 10204 } 10205 } 10206 10207 @Override 10208 void handleServiceError() { 10209 Slog.e(TAG, "Could not measure application " + mStats.packageName 10210 + " external storage"); 10211 } 10212 } 10213 10214 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10215 throws RemoteException { 10216 long result = 0; 10217 for (File path : paths) { 10218 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10219 } 10220 return result; 10221 } 10222 10223 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10224 for (File path : paths) { 10225 try { 10226 mcs.clearDirectory(path.getAbsolutePath()); 10227 } catch (RemoteException e) { 10228 } 10229 } 10230 } 10231 10232 static class OriginInfo { 10233 /** 10234 * Location where install is coming from, before it has been 10235 * copied/renamed into place. This could be a single monolithic APK 10236 * file, or a cluster directory. This location may be untrusted. 10237 */ 10238 final File file; 10239 final String cid; 10240 10241 /** 10242 * Flag indicating that {@link #file} or {@link #cid} has already been 10243 * staged, meaning downstream users don't need to defensively copy the 10244 * contents. 10245 */ 10246 final boolean staged; 10247 10248 /** 10249 * Flag indicating that {@link #file} or {@link #cid} is an already 10250 * installed app that is being moved. 10251 */ 10252 final boolean existing; 10253 10254 final String resolvedPath; 10255 final File resolvedFile; 10256 10257 static OriginInfo fromNothing() { 10258 return new OriginInfo(null, null, false, false); 10259 } 10260 10261 static OriginInfo fromUntrustedFile(File file) { 10262 return new OriginInfo(file, null, false, false); 10263 } 10264 10265 static OriginInfo fromExistingFile(File file) { 10266 return new OriginInfo(file, null, false, true); 10267 } 10268 10269 static OriginInfo fromStagedFile(File file) { 10270 return new OriginInfo(file, null, true, false); 10271 } 10272 10273 static OriginInfo fromStagedContainer(String cid) { 10274 return new OriginInfo(null, cid, true, false); 10275 } 10276 10277 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10278 this.file = file; 10279 this.cid = cid; 10280 this.staged = staged; 10281 this.existing = existing; 10282 10283 if (cid != null) { 10284 resolvedPath = PackageHelper.getSdDir(cid); 10285 resolvedFile = new File(resolvedPath); 10286 } else if (file != null) { 10287 resolvedPath = file.getAbsolutePath(); 10288 resolvedFile = file; 10289 } else { 10290 resolvedPath = null; 10291 resolvedFile = null; 10292 } 10293 } 10294 } 10295 10296 class MoveInfo { 10297 final int moveId; 10298 final String fromUuid; 10299 final String toUuid; 10300 final String packageName; 10301 final String dataAppName; 10302 final int appId; 10303 final String seinfo; 10304 10305 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10306 String dataAppName, int appId, String seinfo) { 10307 this.moveId = moveId; 10308 this.fromUuid = fromUuid; 10309 this.toUuid = toUuid; 10310 this.packageName = packageName; 10311 this.dataAppName = dataAppName; 10312 this.appId = appId; 10313 this.seinfo = seinfo; 10314 } 10315 } 10316 10317 class InstallParams extends HandlerParams { 10318 final OriginInfo origin; 10319 final MoveInfo move; 10320 final IPackageInstallObserver2 observer; 10321 int installFlags; 10322 final String installerPackageName; 10323 final String volumeUuid; 10324 final VerificationParams verificationParams; 10325 private InstallArgs mArgs; 10326 private int mRet; 10327 final String packageAbiOverride; 10328 10329 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10330 int installFlags, String installerPackageName, String volumeUuid, 10331 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10332 super(user); 10333 this.origin = origin; 10334 this.move = move; 10335 this.observer = observer; 10336 this.installFlags = installFlags; 10337 this.installerPackageName = installerPackageName; 10338 this.volumeUuid = volumeUuid; 10339 this.verificationParams = verificationParams; 10340 this.packageAbiOverride = packageAbiOverride; 10341 } 10342 10343 @Override 10344 public String toString() { 10345 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10346 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10347 } 10348 10349 public ManifestDigest getManifestDigest() { 10350 if (verificationParams == null) { 10351 return null; 10352 } 10353 return verificationParams.getManifestDigest(); 10354 } 10355 10356 private int installLocationPolicy(PackageInfoLite pkgLite) { 10357 String packageName = pkgLite.packageName; 10358 int installLocation = pkgLite.installLocation; 10359 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10360 // reader 10361 synchronized (mPackages) { 10362 PackageParser.Package pkg = mPackages.get(packageName); 10363 if (pkg != null) { 10364 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10365 // Check for downgrading. 10366 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10367 try { 10368 checkDowngrade(pkg, pkgLite); 10369 } catch (PackageManagerException e) { 10370 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10371 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10372 } 10373 } 10374 // Check for updated system application. 10375 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10376 if (onSd) { 10377 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10378 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10379 } 10380 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10381 } else { 10382 if (onSd) { 10383 // Install flag overrides everything. 10384 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10385 } 10386 // If current upgrade specifies particular preference 10387 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10388 // Application explicitly specified internal. 10389 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10390 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10391 // App explictly prefers external. Let policy decide 10392 } else { 10393 // Prefer previous location 10394 if (isExternal(pkg)) { 10395 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10396 } 10397 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10398 } 10399 } 10400 } else { 10401 // Invalid install. Return error code 10402 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10403 } 10404 } 10405 } 10406 // All the special cases have been taken care of. 10407 // Return result based on recommended install location. 10408 if (onSd) { 10409 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10410 } 10411 return pkgLite.recommendedInstallLocation; 10412 } 10413 10414 /* 10415 * Invoke remote method to get package information and install 10416 * location values. Override install location based on default 10417 * policy if needed and then create install arguments based 10418 * on the install location. 10419 */ 10420 public void handleStartCopy() throws RemoteException { 10421 int ret = PackageManager.INSTALL_SUCCEEDED; 10422 10423 // If we're already staged, we've firmly committed to an install location 10424 if (origin.staged) { 10425 if (origin.file != null) { 10426 installFlags |= PackageManager.INSTALL_INTERNAL; 10427 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10428 } else if (origin.cid != null) { 10429 installFlags |= PackageManager.INSTALL_EXTERNAL; 10430 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10431 } else { 10432 throw new IllegalStateException("Invalid stage location"); 10433 } 10434 } 10435 10436 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10437 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10438 10439 PackageInfoLite pkgLite = null; 10440 10441 if (onInt && onSd) { 10442 // Check if both bits are set. 10443 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10444 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10445 } else { 10446 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10447 packageAbiOverride); 10448 10449 /* 10450 * If we have too little free space, try to free cache 10451 * before giving up. 10452 */ 10453 if (!origin.staged && pkgLite.recommendedInstallLocation 10454 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10455 // TODO: focus freeing disk space on the target device 10456 final StorageManager storage = StorageManager.from(mContext); 10457 final long lowThreshold = storage.getStorageLowBytes( 10458 Environment.getDataDirectory()); 10459 10460 final long sizeBytes = mContainerService.calculateInstalledSize( 10461 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10462 10463 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10464 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10465 installFlags, packageAbiOverride); 10466 } 10467 10468 /* 10469 * The cache free must have deleted the file we 10470 * downloaded to install. 10471 * 10472 * TODO: fix the "freeCache" call to not delete 10473 * the file we care about. 10474 */ 10475 if (pkgLite.recommendedInstallLocation 10476 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10477 pkgLite.recommendedInstallLocation 10478 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10479 } 10480 } 10481 } 10482 10483 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10484 int loc = pkgLite.recommendedInstallLocation; 10485 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10486 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10487 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10488 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10489 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10490 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10491 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10492 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10493 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10494 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10495 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10496 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10497 } else { 10498 // Override with defaults if needed. 10499 loc = installLocationPolicy(pkgLite); 10500 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10501 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10502 } else if (!onSd && !onInt) { 10503 // Override install location with flags 10504 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10505 // Set the flag to install on external media. 10506 installFlags |= PackageManager.INSTALL_EXTERNAL; 10507 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10508 } else { 10509 // Make sure the flag for installing on external 10510 // media is unset 10511 installFlags |= PackageManager.INSTALL_INTERNAL; 10512 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10513 } 10514 } 10515 } 10516 } 10517 10518 final InstallArgs args = createInstallArgs(this); 10519 mArgs = args; 10520 10521 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10522 /* 10523 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10524 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10525 */ 10526 int userIdentifier = getUser().getIdentifier(); 10527 if (userIdentifier == UserHandle.USER_ALL 10528 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10529 userIdentifier = UserHandle.USER_OWNER; 10530 } 10531 10532 /* 10533 * Determine if we have any installed package verifiers. If we 10534 * do, then we'll defer to them to verify the packages. 10535 */ 10536 final int requiredUid = mRequiredVerifierPackage == null ? -1 10537 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10538 if (!origin.existing && requiredUid != -1 10539 && isVerificationEnabled(userIdentifier, installFlags)) { 10540 final Intent verification = new Intent( 10541 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10542 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10543 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10544 PACKAGE_MIME_TYPE); 10545 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10546 10547 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10548 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10549 0 /* TODO: Which userId? */); 10550 10551 if (DEBUG_VERIFY) { 10552 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10553 + verification.toString() + " with " + pkgLite.verifiers.length 10554 + " optional verifiers"); 10555 } 10556 10557 final int verificationId = mPendingVerificationToken++; 10558 10559 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10560 10561 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10562 installerPackageName); 10563 10564 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10565 installFlags); 10566 10567 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10568 pkgLite.packageName); 10569 10570 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10571 pkgLite.versionCode); 10572 10573 if (verificationParams != null) { 10574 if (verificationParams.getVerificationURI() != null) { 10575 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10576 verificationParams.getVerificationURI()); 10577 } 10578 if (verificationParams.getOriginatingURI() != null) { 10579 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10580 verificationParams.getOriginatingURI()); 10581 } 10582 if (verificationParams.getReferrer() != null) { 10583 verification.putExtra(Intent.EXTRA_REFERRER, 10584 verificationParams.getReferrer()); 10585 } 10586 if (verificationParams.getOriginatingUid() >= 0) { 10587 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10588 verificationParams.getOriginatingUid()); 10589 } 10590 if (verificationParams.getInstallerUid() >= 0) { 10591 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10592 verificationParams.getInstallerUid()); 10593 } 10594 } 10595 10596 final PackageVerificationState verificationState = new PackageVerificationState( 10597 requiredUid, args); 10598 10599 mPendingVerification.append(verificationId, verificationState); 10600 10601 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10602 receivers, verificationState); 10603 10604 /* 10605 * If any sufficient verifiers were listed in the package 10606 * manifest, attempt to ask them. 10607 */ 10608 if (sufficientVerifiers != null) { 10609 final int N = sufficientVerifiers.size(); 10610 if (N == 0) { 10611 Slog.i(TAG, "Additional verifiers required, but none installed."); 10612 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10613 } else { 10614 for (int i = 0; i < N; i++) { 10615 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10616 10617 final Intent sufficientIntent = new Intent(verification); 10618 sufficientIntent.setComponent(verifierComponent); 10619 10620 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10621 } 10622 } 10623 } 10624 10625 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10626 mRequiredVerifierPackage, receivers); 10627 if (ret == PackageManager.INSTALL_SUCCEEDED 10628 && mRequiredVerifierPackage != null) { 10629 /* 10630 * Send the intent to the required verification agent, 10631 * but only start the verification timeout after the 10632 * target BroadcastReceivers have run. 10633 */ 10634 verification.setComponent(requiredVerifierComponent); 10635 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10636 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10637 new BroadcastReceiver() { 10638 @Override 10639 public void onReceive(Context context, Intent intent) { 10640 final Message msg = mHandler 10641 .obtainMessage(CHECK_PENDING_VERIFICATION); 10642 msg.arg1 = verificationId; 10643 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10644 } 10645 }, null, 0, null, null); 10646 10647 /* 10648 * We don't want the copy to proceed until verification 10649 * succeeds, so null out this field. 10650 */ 10651 mArgs = null; 10652 } 10653 } else { 10654 /* 10655 * No package verification is enabled, so immediately start 10656 * the remote call to initiate copy using temporary file. 10657 */ 10658 ret = args.copyApk(mContainerService, true); 10659 } 10660 } 10661 10662 mRet = ret; 10663 } 10664 10665 @Override 10666 void handleReturnCode() { 10667 // If mArgs is null, then MCS couldn't be reached. When it 10668 // reconnects, it will try again to install. At that point, this 10669 // will succeed. 10670 if (mArgs != null) { 10671 processPendingInstall(mArgs, mRet); 10672 } 10673 } 10674 10675 @Override 10676 void handleServiceError() { 10677 mArgs = createInstallArgs(this); 10678 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10679 } 10680 10681 public boolean isForwardLocked() { 10682 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10683 } 10684 } 10685 10686 /** 10687 * Used during creation of InstallArgs 10688 * 10689 * @param installFlags package installation flags 10690 * @return true if should be installed on external storage 10691 */ 10692 private static boolean installOnExternalAsec(int installFlags) { 10693 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10694 return false; 10695 } 10696 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10697 return true; 10698 } 10699 return false; 10700 } 10701 10702 /** 10703 * Used during creation of InstallArgs 10704 * 10705 * @param installFlags package installation flags 10706 * @return true if should be installed as forward locked 10707 */ 10708 private static boolean installForwardLocked(int installFlags) { 10709 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10710 } 10711 10712 private InstallArgs createInstallArgs(InstallParams params) { 10713 if (params.move != null) { 10714 return new MoveInstallArgs(params); 10715 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10716 return new AsecInstallArgs(params); 10717 } else { 10718 return new FileInstallArgs(params); 10719 } 10720 } 10721 10722 /** 10723 * Create args that describe an existing installed package. Typically used 10724 * when cleaning up old installs, or used as a move source. 10725 */ 10726 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10727 String resourcePath, String[] instructionSets) { 10728 final boolean isInAsec; 10729 if (installOnExternalAsec(installFlags)) { 10730 /* Apps on SD card are always in ASEC containers. */ 10731 isInAsec = true; 10732 } else if (installForwardLocked(installFlags) 10733 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10734 /* 10735 * Forward-locked apps are only in ASEC containers if they're the 10736 * new style 10737 */ 10738 isInAsec = true; 10739 } else { 10740 isInAsec = false; 10741 } 10742 10743 if (isInAsec) { 10744 return new AsecInstallArgs(codePath, instructionSets, 10745 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10746 } else { 10747 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10748 } 10749 } 10750 10751 static abstract class InstallArgs { 10752 /** @see InstallParams#origin */ 10753 final OriginInfo origin; 10754 /** @see InstallParams#move */ 10755 final MoveInfo move; 10756 10757 final IPackageInstallObserver2 observer; 10758 // Always refers to PackageManager flags only 10759 final int installFlags; 10760 final String installerPackageName; 10761 final String volumeUuid; 10762 final ManifestDigest manifestDigest; 10763 final UserHandle user; 10764 final String abiOverride; 10765 10766 // The list of instruction sets supported by this app. This is currently 10767 // only used during the rmdex() phase to clean up resources. We can get rid of this 10768 // if we move dex files under the common app path. 10769 /* nullable */ String[] instructionSets; 10770 10771 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10772 int installFlags, String installerPackageName, String volumeUuid, 10773 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10774 String abiOverride) { 10775 this.origin = origin; 10776 this.move = move; 10777 this.installFlags = installFlags; 10778 this.observer = observer; 10779 this.installerPackageName = installerPackageName; 10780 this.volumeUuid = volumeUuid; 10781 this.manifestDigest = manifestDigest; 10782 this.user = user; 10783 this.instructionSets = instructionSets; 10784 this.abiOverride = abiOverride; 10785 } 10786 10787 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10788 abstract int doPreInstall(int status); 10789 10790 /** 10791 * Rename package into final resting place. All paths on the given 10792 * scanned package should be updated to reflect the rename. 10793 */ 10794 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10795 abstract int doPostInstall(int status, int uid); 10796 10797 /** @see PackageSettingBase#codePathString */ 10798 abstract String getCodePath(); 10799 /** @see PackageSettingBase#resourcePathString */ 10800 abstract String getResourcePath(); 10801 10802 // Need installer lock especially for dex file removal. 10803 abstract void cleanUpResourcesLI(); 10804 abstract boolean doPostDeleteLI(boolean delete); 10805 10806 /** 10807 * Called before the source arguments are copied. This is used mostly 10808 * for MoveParams when it needs to read the source file to put it in the 10809 * destination. 10810 */ 10811 int doPreCopy() { 10812 return PackageManager.INSTALL_SUCCEEDED; 10813 } 10814 10815 /** 10816 * Called after the source arguments are copied. This is used mostly for 10817 * MoveParams when it needs to read the source file to put it in the 10818 * destination. 10819 * 10820 * @return 10821 */ 10822 int doPostCopy(int uid) { 10823 return PackageManager.INSTALL_SUCCEEDED; 10824 } 10825 10826 protected boolean isFwdLocked() { 10827 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10828 } 10829 10830 protected boolean isExternalAsec() { 10831 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10832 } 10833 10834 UserHandle getUser() { 10835 return user; 10836 } 10837 } 10838 10839 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10840 if (!allCodePaths.isEmpty()) { 10841 if (instructionSets == null) { 10842 throw new IllegalStateException("instructionSet == null"); 10843 } 10844 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10845 for (String codePath : allCodePaths) { 10846 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10847 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10848 if (retCode < 0) { 10849 Slog.w(TAG, "Couldn't remove dex file for package: " 10850 + " at location " + codePath + ", retcode=" + retCode); 10851 // we don't consider this to be a failure of the core package deletion 10852 } 10853 } 10854 } 10855 } 10856 } 10857 10858 /** 10859 * Logic to handle installation of non-ASEC applications, including copying 10860 * and renaming logic. 10861 */ 10862 class FileInstallArgs extends InstallArgs { 10863 private File codeFile; 10864 private File resourceFile; 10865 10866 // Example topology: 10867 // /data/app/com.example/base.apk 10868 // /data/app/com.example/split_foo.apk 10869 // /data/app/com.example/lib/arm/libfoo.so 10870 // /data/app/com.example/lib/arm64/libfoo.so 10871 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10872 10873 /** New install */ 10874 FileInstallArgs(InstallParams params) { 10875 super(params.origin, params.move, params.observer, params.installFlags, 10876 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10877 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10878 if (isFwdLocked()) { 10879 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10880 } 10881 } 10882 10883 /** Existing install */ 10884 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10885 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10886 null); 10887 this.codeFile = (codePath != null) ? new File(codePath) : null; 10888 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10889 } 10890 10891 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10892 if (origin.staged) { 10893 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10894 codeFile = origin.file; 10895 resourceFile = origin.file; 10896 return PackageManager.INSTALL_SUCCEEDED; 10897 } 10898 10899 try { 10900 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10901 codeFile = tempDir; 10902 resourceFile = tempDir; 10903 } catch (IOException e) { 10904 Slog.w(TAG, "Failed to create copy file: " + e); 10905 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10906 } 10907 10908 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10909 @Override 10910 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10911 if (!FileUtils.isValidExtFilename(name)) { 10912 throw new IllegalArgumentException("Invalid filename: " + name); 10913 } 10914 try { 10915 final File file = new File(codeFile, name); 10916 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10917 O_RDWR | O_CREAT, 0644); 10918 Os.chmod(file.getAbsolutePath(), 0644); 10919 return new ParcelFileDescriptor(fd); 10920 } catch (ErrnoException e) { 10921 throw new RemoteException("Failed to open: " + e.getMessage()); 10922 } 10923 } 10924 }; 10925 10926 int ret = PackageManager.INSTALL_SUCCEEDED; 10927 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10928 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10929 Slog.e(TAG, "Failed to copy package"); 10930 return ret; 10931 } 10932 10933 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10934 NativeLibraryHelper.Handle handle = null; 10935 try { 10936 handle = NativeLibraryHelper.Handle.create(codeFile); 10937 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10938 abiOverride); 10939 } catch (IOException e) { 10940 Slog.e(TAG, "Copying native libraries failed", e); 10941 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10942 } finally { 10943 IoUtils.closeQuietly(handle); 10944 } 10945 10946 return ret; 10947 } 10948 10949 int doPreInstall(int status) { 10950 if (status != PackageManager.INSTALL_SUCCEEDED) { 10951 cleanUp(); 10952 } 10953 return status; 10954 } 10955 10956 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10957 if (status != PackageManager.INSTALL_SUCCEEDED) { 10958 cleanUp(); 10959 return false; 10960 } 10961 10962 final File targetDir = codeFile.getParentFile(); 10963 final File beforeCodeFile = codeFile; 10964 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10965 10966 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10967 try { 10968 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10969 } catch (ErrnoException e) { 10970 Slog.w(TAG, "Failed to rename", e); 10971 return false; 10972 } 10973 10974 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10975 Slog.w(TAG, "Failed to restorecon"); 10976 return false; 10977 } 10978 10979 // Reflect the rename internally 10980 codeFile = afterCodeFile; 10981 resourceFile = afterCodeFile; 10982 10983 // Reflect the rename in scanned details 10984 pkg.codePath = afterCodeFile.getAbsolutePath(); 10985 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10986 pkg.baseCodePath); 10987 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10988 pkg.splitCodePaths); 10989 10990 // Reflect the rename in app info 10991 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10992 pkg.applicationInfo.setCodePath(pkg.codePath); 10993 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10994 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10995 pkg.applicationInfo.setResourcePath(pkg.codePath); 10996 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10997 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10998 10999 return true; 11000 } 11001 11002 int doPostInstall(int status, int uid) { 11003 if (status != PackageManager.INSTALL_SUCCEEDED) { 11004 cleanUp(); 11005 } 11006 return status; 11007 } 11008 11009 @Override 11010 String getCodePath() { 11011 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11012 } 11013 11014 @Override 11015 String getResourcePath() { 11016 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11017 } 11018 11019 private boolean cleanUp() { 11020 if (codeFile == null || !codeFile.exists()) { 11021 return false; 11022 } 11023 11024 if (codeFile.isDirectory()) { 11025 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11026 } else { 11027 codeFile.delete(); 11028 } 11029 11030 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11031 resourceFile.delete(); 11032 } 11033 11034 return true; 11035 } 11036 11037 void cleanUpResourcesLI() { 11038 // Try enumerating all code paths before deleting 11039 List<String> allCodePaths = Collections.EMPTY_LIST; 11040 if (codeFile != null && codeFile.exists()) { 11041 try { 11042 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11043 allCodePaths = pkg.getAllCodePaths(); 11044 } catch (PackageParserException e) { 11045 // Ignored; we tried our best 11046 } 11047 } 11048 11049 cleanUp(); 11050 removeDexFiles(allCodePaths, instructionSets); 11051 } 11052 11053 boolean doPostDeleteLI(boolean delete) { 11054 // XXX err, shouldn't we respect the delete flag? 11055 cleanUpResourcesLI(); 11056 return true; 11057 } 11058 } 11059 11060 private boolean isAsecExternal(String cid) { 11061 final String asecPath = PackageHelper.getSdFilesystem(cid); 11062 return !asecPath.startsWith(mAsecInternalPath); 11063 } 11064 11065 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11066 PackageManagerException { 11067 if (copyRet < 0) { 11068 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11069 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11070 throw new PackageManagerException(copyRet, message); 11071 } 11072 } 11073 } 11074 11075 /** 11076 * Extract the MountService "container ID" from the full code path of an 11077 * .apk. 11078 */ 11079 static String cidFromCodePath(String fullCodePath) { 11080 int eidx = fullCodePath.lastIndexOf("/"); 11081 String subStr1 = fullCodePath.substring(0, eidx); 11082 int sidx = subStr1.lastIndexOf("/"); 11083 return subStr1.substring(sidx+1, eidx); 11084 } 11085 11086 /** 11087 * Logic to handle installation of ASEC applications, including copying and 11088 * renaming logic. 11089 */ 11090 class AsecInstallArgs extends InstallArgs { 11091 static final String RES_FILE_NAME = "pkg.apk"; 11092 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11093 11094 String cid; 11095 String packagePath; 11096 String resourcePath; 11097 11098 /** New install */ 11099 AsecInstallArgs(InstallParams params) { 11100 super(params.origin, params.move, params.observer, params.installFlags, 11101 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11102 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11103 } 11104 11105 /** Existing install */ 11106 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11107 boolean isExternal, boolean isForwardLocked) { 11108 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11109 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11110 instructionSets, null); 11111 // Hackily pretend we're still looking at a full code path 11112 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11113 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11114 } 11115 11116 // Extract cid from fullCodePath 11117 int eidx = fullCodePath.lastIndexOf("/"); 11118 String subStr1 = fullCodePath.substring(0, eidx); 11119 int sidx = subStr1.lastIndexOf("/"); 11120 cid = subStr1.substring(sidx+1, eidx); 11121 setMountPath(subStr1); 11122 } 11123 11124 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11125 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11126 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11127 instructionSets, null); 11128 this.cid = cid; 11129 setMountPath(PackageHelper.getSdDir(cid)); 11130 } 11131 11132 void createCopyFile() { 11133 cid = mInstallerService.allocateExternalStageCidLegacy(); 11134 } 11135 11136 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11137 if (origin.staged) { 11138 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11139 cid = origin.cid; 11140 setMountPath(PackageHelper.getSdDir(cid)); 11141 return PackageManager.INSTALL_SUCCEEDED; 11142 } 11143 11144 if (temp) { 11145 createCopyFile(); 11146 } else { 11147 /* 11148 * Pre-emptively destroy the container since it's destroyed if 11149 * copying fails due to it existing anyway. 11150 */ 11151 PackageHelper.destroySdDir(cid); 11152 } 11153 11154 final String newMountPath = imcs.copyPackageToContainer( 11155 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11156 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11157 11158 if (newMountPath != null) { 11159 setMountPath(newMountPath); 11160 return PackageManager.INSTALL_SUCCEEDED; 11161 } else { 11162 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11163 } 11164 } 11165 11166 @Override 11167 String getCodePath() { 11168 return packagePath; 11169 } 11170 11171 @Override 11172 String getResourcePath() { 11173 return resourcePath; 11174 } 11175 11176 int doPreInstall(int status) { 11177 if (status != PackageManager.INSTALL_SUCCEEDED) { 11178 // Destroy container 11179 PackageHelper.destroySdDir(cid); 11180 } else { 11181 boolean mounted = PackageHelper.isContainerMounted(cid); 11182 if (!mounted) { 11183 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11184 Process.SYSTEM_UID); 11185 if (newMountPath != null) { 11186 setMountPath(newMountPath); 11187 } else { 11188 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11189 } 11190 } 11191 } 11192 return status; 11193 } 11194 11195 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11196 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11197 String newMountPath = null; 11198 if (PackageHelper.isContainerMounted(cid)) { 11199 // Unmount the container 11200 if (!PackageHelper.unMountSdDir(cid)) { 11201 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11202 return false; 11203 } 11204 } 11205 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11206 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11207 " which might be stale. Will try to clean up."); 11208 // Clean up the stale container and proceed to recreate. 11209 if (!PackageHelper.destroySdDir(newCacheId)) { 11210 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11211 return false; 11212 } 11213 // Successfully cleaned up stale container. Try to rename again. 11214 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11215 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11216 + " inspite of cleaning it up."); 11217 return false; 11218 } 11219 } 11220 if (!PackageHelper.isContainerMounted(newCacheId)) { 11221 Slog.w(TAG, "Mounting container " + newCacheId); 11222 newMountPath = PackageHelper.mountSdDir(newCacheId, 11223 getEncryptKey(), Process.SYSTEM_UID); 11224 } else { 11225 newMountPath = PackageHelper.getSdDir(newCacheId); 11226 } 11227 if (newMountPath == null) { 11228 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11229 return false; 11230 } 11231 Log.i(TAG, "Succesfully renamed " + cid + 11232 " to " + newCacheId + 11233 " at new path: " + newMountPath); 11234 cid = newCacheId; 11235 11236 final File beforeCodeFile = new File(packagePath); 11237 setMountPath(newMountPath); 11238 final File afterCodeFile = new File(packagePath); 11239 11240 // Reflect the rename in scanned details 11241 pkg.codePath = afterCodeFile.getAbsolutePath(); 11242 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11243 pkg.baseCodePath); 11244 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11245 pkg.splitCodePaths); 11246 11247 // Reflect the rename in app info 11248 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11249 pkg.applicationInfo.setCodePath(pkg.codePath); 11250 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11251 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11252 pkg.applicationInfo.setResourcePath(pkg.codePath); 11253 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11254 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11255 11256 return true; 11257 } 11258 11259 private void setMountPath(String mountPath) { 11260 final File mountFile = new File(mountPath); 11261 11262 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11263 if (monolithicFile.exists()) { 11264 packagePath = monolithicFile.getAbsolutePath(); 11265 if (isFwdLocked()) { 11266 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11267 } else { 11268 resourcePath = packagePath; 11269 } 11270 } else { 11271 packagePath = mountFile.getAbsolutePath(); 11272 resourcePath = packagePath; 11273 } 11274 } 11275 11276 int doPostInstall(int status, int uid) { 11277 if (status != PackageManager.INSTALL_SUCCEEDED) { 11278 cleanUp(); 11279 } else { 11280 final int groupOwner; 11281 final String protectedFile; 11282 if (isFwdLocked()) { 11283 groupOwner = UserHandle.getSharedAppGid(uid); 11284 protectedFile = RES_FILE_NAME; 11285 } else { 11286 groupOwner = -1; 11287 protectedFile = null; 11288 } 11289 11290 if (uid < Process.FIRST_APPLICATION_UID 11291 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11292 Slog.e(TAG, "Failed to finalize " + cid); 11293 PackageHelper.destroySdDir(cid); 11294 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11295 } 11296 11297 boolean mounted = PackageHelper.isContainerMounted(cid); 11298 if (!mounted) { 11299 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11300 } 11301 } 11302 return status; 11303 } 11304 11305 private void cleanUp() { 11306 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11307 11308 // Destroy secure container 11309 PackageHelper.destroySdDir(cid); 11310 } 11311 11312 private List<String> getAllCodePaths() { 11313 final File codeFile = new File(getCodePath()); 11314 if (codeFile != null && codeFile.exists()) { 11315 try { 11316 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11317 return pkg.getAllCodePaths(); 11318 } catch (PackageParserException e) { 11319 // Ignored; we tried our best 11320 } 11321 } 11322 return Collections.EMPTY_LIST; 11323 } 11324 11325 void cleanUpResourcesLI() { 11326 // Enumerate all code paths before deleting 11327 cleanUpResourcesLI(getAllCodePaths()); 11328 } 11329 11330 private void cleanUpResourcesLI(List<String> allCodePaths) { 11331 cleanUp(); 11332 removeDexFiles(allCodePaths, instructionSets); 11333 } 11334 11335 String getPackageName() { 11336 return getAsecPackageName(cid); 11337 } 11338 11339 boolean doPostDeleteLI(boolean delete) { 11340 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11341 final List<String> allCodePaths = getAllCodePaths(); 11342 boolean mounted = PackageHelper.isContainerMounted(cid); 11343 if (mounted) { 11344 // Unmount first 11345 if (PackageHelper.unMountSdDir(cid)) { 11346 mounted = false; 11347 } 11348 } 11349 if (!mounted && delete) { 11350 cleanUpResourcesLI(allCodePaths); 11351 } 11352 return !mounted; 11353 } 11354 11355 @Override 11356 int doPreCopy() { 11357 if (isFwdLocked()) { 11358 if (!PackageHelper.fixSdPermissions(cid, 11359 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11360 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11361 } 11362 } 11363 11364 return PackageManager.INSTALL_SUCCEEDED; 11365 } 11366 11367 @Override 11368 int doPostCopy(int uid) { 11369 if (isFwdLocked()) { 11370 if (uid < Process.FIRST_APPLICATION_UID 11371 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11372 RES_FILE_NAME)) { 11373 Slog.e(TAG, "Failed to finalize " + cid); 11374 PackageHelper.destroySdDir(cid); 11375 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11376 } 11377 } 11378 11379 return PackageManager.INSTALL_SUCCEEDED; 11380 } 11381 } 11382 11383 /** 11384 * Logic to handle movement of existing installed applications. 11385 */ 11386 class MoveInstallArgs extends InstallArgs { 11387 private File codeFile; 11388 private File resourceFile; 11389 11390 /** New install */ 11391 MoveInstallArgs(InstallParams params) { 11392 super(params.origin, params.move, params.observer, params.installFlags, 11393 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11394 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11395 } 11396 11397 int copyApk(IMediaContainerService imcs, boolean temp) { 11398 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11399 + move.fromUuid + " to " + move.toUuid); 11400 synchronized (mInstaller) { 11401 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11402 move.dataAppName, move.appId, move.seinfo) != 0) { 11403 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11404 } 11405 } 11406 11407 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11408 resourceFile = codeFile; 11409 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11410 11411 return PackageManager.INSTALL_SUCCEEDED; 11412 } 11413 11414 int doPreInstall(int status) { 11415 if (status != PackageManager.INSTALL_SUCCEEDED) { 11416 cleanUp(move.toUuid); 11417 } 11418 return status; 11419 } 11420 11421 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11422 if (status != PackageManager.INSTALL_SUCCEEDED) { 11423 cleanUp(move.toUuid); 11424 return false; 11425 } 11426 11427 // Reflect the move in app info 11428 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11429 pkg.applicationInfo.setCodePath(pkg.codePath); 11430 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11431 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11432 pkg.applicationInfo.setResourcePath(pkg.codePath); 11433 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11434 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11435 11436 return true; 11437 } 11438 11439 int doPostInstall(int status, int uid) { 11440 if (status == PackageManager.INSTALL_SUCCEEDED) { 11441 cleanUp(move.fromUuid); 11442 } else { 11443 cleanUp(move.toUuid); 11444 } 11445 return status; 11446 } 11447 11448 @Override 11449 String getCodePath() { 11450 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11451 } 11452 11453 @Override 11454 String getResourcePath() { 11455 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11456 } 11457 11458 private boolean cleanUp(String volumeUuid) { 11459 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11460 move.dataAppName); 11461 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11462 synchronized (mInstallLock) { 11463 // Clean up both app data and code 11464 removeDataDirsLI(volumeUuid, move.packageName); 11465 if (codeFile.isDirectory()) { 11466 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11467 } else { 11468 codeFile.delete(); 11469 } 11470 } 11471 return true; 11472 } 11473 11474 void cleanUpResourcesLI() { 11475 throw new UnsupportedOperationException(); 11476 } 11477 11478 boolean doPostDeleteLI(boolean delete) { 11479 throw new UnsupportedOperationException(); 11480 } 11481 } 11482 11483 static String getAsecPackageName(String packageCid) { 11484 int idx = packageCid.lastIndexOf("-"); 11485 if (idx == -1) { 11486 return packageCid; 11487 } 11488 return packageCid.substring(0, idx); 11489 } 11490 11491 // Utility method used to create code paths based on package name and available index. 11492 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11493 String idxStr = ""; 11494 int idx = 1; 11495 // Fall back to default value of idx=1 if prefix is not 11496 // part of oldCodePath 11497 if (oldCodePath != null) { 11498 String subStr = oldCodePath; 11499 // Drop the suffix right away 11500 if (suffix != null && subStr.endsWith(suffix)) { 11501 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11502 } 11503 // If oldCodePath already contains prefix find out the 11504 // ending index to either increment or decrement. 11505 int sidx = subStr.lastIndexOf(prefix); 11506 if (sidx != -1) { 11507 subStr = subStr.substring(sidx + prefix.length()); 11508 if (subStr != null) { 11509 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11510 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11511 } 11512 try { 11513 idx = Integer.parseInt(subStr); 11514 if (idx <= 1) { 11515 idx++; 11516 } else { 11517 idx--; 11518 } 11519 } catch(NumberFormatException e) { 11520 } 11521 } 11522 } 11523 } 11524 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11525 return prefix + idxStr; 11526 } 11527 11528 private File getNextCodePath(File targetDir, String packageName) { 11529 int suffix = 1; 11530 File result; 11531 do { 11532 result = new File(targetDir, packageName + "-" + suffix); 11533 suffix++; 11534 } while (result.exists()); 11535 return result; 11536 } 11537 11538 // Utility method that returns the relative package path with respect 11539 // to the installation directory. Like say for /data/data/com.test-1.apk 11540 // string com.test-1 is returned. 11541 static String deriveCodePathName(String codePath) { 11542 if (codePath == null) { 11543 return null; 11544 } 11545 final File codeFile = new File(codePath); 11546 final String name = codeFile.getName(); 11547 if (codeFile.isDirectory()) { 11548 return name; 11549 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11550 final int lastDot = name.lastIndexOf('.'); 11551 return name.substring(0, lastDot); 11552 } else { 11553 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11554 return null; 11555 } 11556 } 11557 11558 class PackageInstalledInfo { 11559 String name; 11560 int uid; 11561 // The set of users that originally had this package installed. 11562 int[] origUsers; 11563 // The set of users that now have this package installed. 11564 int[] newUsers; 11565 PackageParser.Package pkg; 11566 int returnCode; 11567 String returnMsg; 11568 PackageRemovedInfo removedInfo; 11569 11570 public void setError(int code, String msg) { 11571 returnCode = code; 11572 returnMsg = msg; 11573 Slog.w(TAG, msg); 11574 } 11575 11576 public void setError(String msg, PackageParserException e) { 11577 returnCode = e.error; 11578 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11579 Slog.w(TAG, msg, e); 11580 } 11581 11582 public void setError(String msg, PackageManagerException e) { 11583 returnCode = e.error; 11584 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11585 Slog.w(TAG, msg, e); 11586 } 11587 11588 // In some error cases we want to convey more info back to the observer 11589 String origPackage; 11590 String origPermission; 11591 } 11592 11593 /* 11594 * Install a non-existing package. 11595 */ 11596 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11597 UserHandle user, String installerPackageName, String volumeUuid, 11598 PackageInstalledInfo res) { 11599 // Remember this for later, in case we need to rollback this install 11600 String pkgName = pkg.packageName; 11601 11602 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11603 final boolean dataDirExists = Environment 11604 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11605 synchronized(mPackages) { 11606 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11607 // A package with the same name is already installed, though 11608 // it has been renamed to an older name. The package we 11609 // are trying to install should be installed as an update to 11610 // the existing one, but that has not been requested, so bail. 11611 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11612 + " without first uninstalling package running as " 11613 + mSettings.mRenamedPackages.get(pkgName)); 11614 return; 11615 } 11616 if (mPackages.containsKey(pkgName)) { 11617 // Don't allow installation over an existing package with the same name. 11618 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11619 + " without first uninstalling."); 11620 return; 11621 } 11622 } 11623 11624 try { 11625 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11626 System.currentTimeMillis(), user); 11627 11628 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11629 // delete the partially installed application. the data directory will have to be 11630 // restored if it was already existing 11631 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11632 // remove package from internal structures. Note that we want deletePackageX to 11633 // delete the package data and cache directories that it created in 11634 // scanPackageLocked, unless those directories existed before we even tried to 11635 // install. 11636 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11637 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11638 res.removedInfo, true); 11639 } 11640 11641 } catch (PackageManagerException e) { 11642 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11643 } 11644 } 11645 11646 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11647 // Can't rotate keys during boot or if sharedUser. 11648 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11649 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11650 return false; 11651 } 11652 // app is using upgradeKeySets; make sure all are valid 11653 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11654 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11655 for (int i = 0; i < upgradeKeySets.length; i++) { 11656 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11657 Slog.wtf(TAG, "Package " 11658 + (oldPs.name != null ? oldPs.name : "<null>") 11659 + " contains upgrade-key-set reference to unknown key-set: " 11660 + upgradeKeySets[i] 11661 + " reverting to signatures check."); 11662 return false; 11663 } 11664 } 11665 return true; 11666 } 11667 11668 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11669 // Upgrade keysets are being used. Determine if new package has a superset of the 11670 // required keys. 11671 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11672 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11673 for (int i = 0; i < upgradeKeySets.length; i++) { 11674 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11675 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11676 return true; 11677 } 11678 } 11679 return false; 11680 } 11681 11682 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11683 UserHandle user, String installerPackageName, String volumeUuid, 11684 PackageInstalledInfo res) { 11685 final PackageParser.Package oldPackage; 11686 final String pkgName = pkg.packageName; 11687 final int[] allUsers; 11688 final boolean[] perUserInstalled; 11689 final boolean weFroze; 11690 11691 // First find the old package info and check signatures 11692 synchronized(mPackages) { 11693 oldPackage = mPackages.get(pkgName); 11694 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11695 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11696 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11697 if(!checkUpgradeKeySetLP(ps, pkg)) { 11698 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11699 "New package not signed by keys specified by upgrade-keysets: " 11700 + pkgName); 11701 return; 11702 } 11703 } else { 11704 // default to original signature matching 11705 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11706 != PackageManager.SIGNATURE_MATCH) { 11707 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11708 "New package has a different signature: " + pkgName); 11709 return; 11710 } 11711 } 11712 11713 // In case of rollback, remember per-user/profile install state 11714 allUsers = sUserManager.getUserIds(); 11715 perUserInstalled = new boolean[allUsers.length]; 11716 for (int i = 0; i < allUsers.length; i++) { 11717 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11718 } 11719 11720 // Mark the app as frozen to prevent launching during the upgrade 11721 // process, and then kill all running instances 11722 if (!ps.frozen) { 11723 ps.frozen = true; 11724 weFroze = true; 11725 } else { 11726 weFroze = false; 11727 } 11728 } 11729 11730 // Now that we're guarded by frozen state, kill app during upgrade 11731 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11732 11733 try { 11734 boolean sysPkg = (isSystemApp(oldPackage)); 11735 if (sysPkg) { 11736 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11737 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11738 } else { 11739 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11740 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11741 } 11742 } finally { 11743 // Regardless of success or failure of upgrade steps above, always 11744 // unfreeze the package if we froze it 11745 if (weFroze) { 11746 unfreezePackage(pkgName); 11747 } 11748 } 11749 } 11750 11751 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11752 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11753 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11754 String volumeUuid, PackageInstalledInfo res) { 11755 String pkgName = deletedPackage.packageName; 11756 boolean deletedPkg = true; 11757 boolean updatedSettings = false; 11758 11759 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11760 + deletedPackage); 11761 long origUpdateTime; 11762 if (pkg.mExtras != null) { 11763 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11764 } else { 11765 origUpdateTime = 0; 11766 } 11767 11768 // First delete the existing package while retaining the data directory 11769 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11770 res.removedInfo, true)) { 11771 // If the existing package wasn't successfully deleted 11772 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11773 deletedPkg = false; 11774 } else { 11775 // Successfully deleted the old package; proceed with replace. 11776 11777 // If deleted package lived in a container, give users a chance to 11778 // relinquish resources before killing. 11779 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11780 if (DEBUG_INSTALL) { 11781 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11782 } 11783 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11784 final ArrayList<String> pkgList = new ArrayList<String>(1); 11785 pkgList.add(deletedPackage.applicationInfo.packageName); 11786 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11787 } 11788 11789 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11790 try { 11791 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11792 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11793 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11794 perUserInstalled, res, user); 11795 updatedSettings = true; 11796 } catch (PackageManagerException e) { 11797 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11798 } 11799 } 11800 11801 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11802 // remove package from internal structures. Note that we want deletePackageX to 11803 // delete the package data and cache directories that it created in 11804 // scanPackageLocked, unless those directories existed before we even tried to 11805 // install. 11806 if(updatedSettings) { 11807 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11808 deletePackageLI( 11809 pkgName, null, true, allUsers, perUserInstalled, 11810 PackageManager.DELETE_KEEP_DATA, 11811 res.removedInfo, true); 11812 } 11813 // Since we failed to install the new package we need to restore the old 11814 // package that we deleted. 11815 if (deletedPkg) { 11816 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11817 File restoreFile = new File(deletedPackage.codePath); 11818 // Parse old package 11819 boolean oldExternal = isExternal(deletedPackage); 11820 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11821 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11822 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11823 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11824 try { 11825 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11826 } catch (PackageManagerException e) { 11827 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11828 + e.getMessage()); 11829 return; 11830 } 11831 // Restore of old package succeeded. Update permissions. 11832 // writer 11833 synchronized (mPackages) { 11834 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11835 UPDATE_PERMISSIONS_ALL); 11836 // can downgrade to reader 11837 mSettings.writeLPr(); 11838 } 11839 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11840 } 11841 } 11842 } 11843 11844 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11845 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11846 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11847 String volumeUuid, PackageInstalledInfo res) { 11848 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11849 + ", old=" + deletedPackage); 11850 boolean disabledSystem = false; 11851 boolean updatedSettings = false; 11852 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11853 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11854 != 0) { 11855 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11856 } 11857 String packageName = deletedPackage.packageName; 11858 if (packageName == null) { 11859 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11860 "Attempt to delete null packageName."); 11861 return; 11862 } 11863 PackageParser.Package oldPkg; 11864 PackageSetting oldPkgSetting; 11865 // reader 11866 synchronized (mPackages) { 11867 oldPkg = mPackages.get(packageName); 11868 oldPkgSetting = mSettings.mPackages.get(packageName); 11869 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11870 (oldPkgSetting == null)) { 11871 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11872 "Couldn't find package:" + packageName + " information"); 11873 return; 11874 } 11875 } 11876 11877 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11878 res.removedInfo.removedPackage = packageName; 11879 // Remove existing system package 11880 removePackageLI(oldPkgSetting, true); 11881 // writer 11882 synchronized (mPackages) { 11883 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11884 if (!disabledSystem && deletedPackage != null) { 11885 // We didn't need to disable the .apk as a current system package, 11886 // which means we are replacing another update that is already 11887 // installed. We need to make sure to delete the older one's .apk. 11888 res.removedInfo.args = createInstallArgsForExisting(0, 11889 deletedPackage.applicationInfo.getCodePath(), 11890 deletedPackage.applicationInfo.getResourcePath(), 11891 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11892 } else { 11893 res.removedInfo.args = null; 11894 } 11895 } 11896 11897 // Successfully disabled the old package. Now proceed with re-installation 11898 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11899 11900 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11901 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11902 11903 PackageParser.Package newPackage = null; 11904 try { 11905 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11906 if (newPackage.mExtras != null) { 11907 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11908 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11909 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11910 11911 // is the update attempting to change shared user? that isn't going to work... 11912 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11913 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11914 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11915 + " to " + newPkgSetting.sharedUser); 11916 updatedSettings = true; 11917 } 11918 } 11919 11920 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11921 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11922 perUserInstalled, res, user); 11923 updatedSettings = true; 11924 } 11925 11926 } catch (PackageManagerException e) { 11927 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11928 } 11929 11930 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11931 // Re installation failed. Restore old information 11932 // Remove new pkg information 11933 if (newPackage != null) { 11934 removeInstalledPackageLI(newPackage, true); 11935 } 11936 // Add back the old system package 11937 try { 11938 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11939 } catch (PackageManagerException e) { 11940 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11941 } 11942 // Restore the old system information in Settings 11943 synchronized (mPackages) { 11944 if (disabledSystem) { 11945 mSettings.enableSystemPackageLPw(packageName); 11946 } 11947 if (updatedSettings) { 11948 mSettings.setInstallerPackageName(packageName, 11949 oldPkgSetting.installerPackageName); 11950 } 11951 mSettings.writeLPr(); 11952 } 11953 } 11954 } 11955 11956 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11957 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11958 UserHandle user) { 11959 String pkgName = newPackage.packageName; 11960 synchronized (mPackages) { 11961 //write settings. the installStatus will be incomplete at this stage. 11962 //note that the new package setting would have already been 11963 //added to mPackages. It hasn't been persisted yet. 11964 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11965 mSettings.writeLPr(); 11966 } 11967 11968 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11969 11970 synchronized (mPackages) { 11971 updatePermissionsLPw(newPackage.packageName, newPackage, 11972 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11973 ? UPDATE_PERMISSIONS_ALL : 0)); 11974 // For system-bundled packages, we assume that installing an upgraded version 11975 // of the package implies that the user actually wants to run that new code, 11976 // so we enable the package. 11977 PackageSetting ps = mSettings.mPackages.get(pkgName); 11978 if (ps != null) { 11979 if (isSystemApp(newPackage)) { 11980 // NB: implicit assumption that system package upgrades apply to all users 11981 if (DEBUG_INSTALL) { 11982 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11983 } 11984 if (res.origUsers != null) { 11985 for (int userHandle : res.origUsers) { 11986 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11987 userHandle, installerPackageName); 11988 } 11989 } 11990 // Also convey the prior install/uninstall state 11991 if (allUsers != null && perUserInstalled != null) { 11992 for (int i = 0; i < allUsers.length; i++) { 11993 if (DEBUG_INSTALL) { 11994 Slog.d(TAG, " user " + allUsers[i] 11995 + " => " + perUserInstalled[i]); 11996 } 11997 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11998 } 11999 // these install state changes will be persisted in the 12000 // upcoming call to mSettings.writeLPr(). 12001 } 12002 } 12003 // It's implied that when a user requests installation, they want the app to be 12004 // installed and enabled. 12005 int userId = user.getIdentifier(); 12006 if (userId != UserHandle.USER_ALL) { 12007 ps.setInstalled(true, userId); 12008 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12009 } 12010 } 12011 res.name = pkgName; 12012 res.uid = newPackage.applicationInfo.uid; 12013 res.pkg = newPackage; 12014 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12015 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12016 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12017 //to update install status 12018 mSettings.writeLPr(); 12019 } 12020 } 12021 12022 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12023 final int installFlags = args.installFlags; 12024 final String installerPackageName = args.installerPackageName; 12025 final String volumeUuid = args.volumeUuid; 12026 final File tmpPackageFile = new File(args.getCodePath()); 12027 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12028 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12029 || (args.volumeUuid != null)); 12030 boolean replace = false; 12031 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12032 if (args.move != null) { 12033 // moving a complete application; perfom an initial scan on the new install location 12034 scanFlags |= SCAN_INITIAL; 12035 } 12036 // Result object to be returned 12037 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12038 12039 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12040 // Retrieve PackageSettings and parse package 12041 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12042 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12043 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12044 PackageParser pp = new PackageParser(); 12045 pp.setSeparateProcesses(mSeparateProcesses); 12046 pp.setDisplayMetrics(mMetrics); 12047 12048 final PackageParser.Package pkg; 12049 try { 12050 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12051 } catch (PackageParserException e) { 12052 res.setError("Failed parse during installPackageLI", e); 12053 return; 12054 } 12055 12056 // Mark that we have an install time CPU ABI override. 12057 pkg.cpuAbiOverride = args.abiOverride; 12058 12059 String pkgName = res.name = pkg.packageName; 12060 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12061 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12062 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12063 return; 12064 } 12065 } 12066 12067 try { 12068 pp.collectCertificates(pkg, parseFlags); 12069 pp.collectManifestDigest(pkg); 12070 } catch (PackageParserException e) { 12071 res.setError("Failed collect during installPackageLI", e); 12072 return; 12073 } 12074 12075 /* If the installer passed in a manifest digest, compare it now. */ 12076 if (args.manifestDigest != null) { 12077 if (DEBUG_INSTALL) { 12078 final String parsedManifest = pkg.manifestDigest == null ? "null" 12079 : pkg.manifestDigest.toString(); 12080 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12081 + parsedManifest); 12082 } 12083 12084 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12085 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12086 return; 12087 } 12088 } else if (DEBUG_INSTALL) { 12089 final String parsedManifest = pkg.manifestDigest == null 12090 ? "null" : pkg.manifestDigest.toString(); 12091 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12092 } 12093 12094 // Get rid of all references to package scan path via parser. 12095 pp = null; 12096 String oldCodePath = null; 12097 boolean systemApp = false; 12098 synchronized (mPackages) { 12099 // Check if installing already existing package 12100 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12101 String oldName = mSettings.mRenamedPackages.get(pkgName); 12102 if (pkg.mOriginalPackages != null 12103 && pkg.mOriginalPackages.contains(oldName) 12104 && mPackages.containsKey(oldName)) { 12105 // This package is derived from an original package, 12106 // and this device has been updating from that original 12107 // name. We must continue using the original name, so 12108 // rename the new package here. 12109 pkg.setPackageName(oldName); 12110 pkgName = pkg.packageName; 12111 replace = true; 12112 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12113 + oldName + " pkgName=" + pkgName); 12114 } else if (mPackages.containsKey(pkgName)) { 12115 // This package, under its official name, already exists 12116 // on the device; we should replace it. 12117 replace = true; 12118 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12119 } 12120 12121 // Prevent apps opting out from runtime permissions 12122 if (replace) { 12123 PackageParser.Package oldPackage = mPackages.get(pkgName); 12124 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12125 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12126 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12127 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12128 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12129 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12130 + " doesn't support runtime permissions but the old" 12131 + " target SDK " + oldTargetSdk + " does."); 12132 return; 12133 } 12134 } 12135 } 12136 12137 PackageSetting ps = mSettings.mPackages.get(pkgName); 12138 if (ps != null) { 12139 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12140 12141 // Quick sanity check that we're signed correctly if updating; 12142 // we'll check this again later when scanning, but we want to 12143 // bail early here before tripping over redefined permissions. 12144 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12145 if (!checkUpgradeKeySetLP(ps, pkg)) { 12146 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12147 + pkg.packageName + " upgrade keys do not match the " 12148 + "previously installed version"); 12149 return; 12150 } 12151 } else { 12152 try { 12153 verifySignaturesLP(ps, pkg); 12154 } catch (PackageManagerException e) { 12155 res.setError(e.error, e.getMessage()); 12156 return; 12157 } 12158 } 12159 12160 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12161 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12162 systemApp = (ps.pkg.applicationInfo.flags & 12163 ApplicationInfo.FLAG_SYSTEM) != 0; 12164 } 12165 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12166 } 12167 12168 // Check whether the newly-scanned package wants to define an already-defined perm 12169 int N = pkg.permissions.size(); 12170 for (int i = N-1; i >= 0; i--) { 12171 PackageParser.Permission perm = pkg.permissions.get(i); 12172 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12173 if (bp != null) { 12174 // If the defining package is signed with our cert, it's okay. This 12175 // also includes the "updating the same package" case, of course. 12176 // "updating same package" could also involve key-rotation. 12177 final boolean sigsOk; 12178 if (bp.sourcePackage.equals(pkg.packageName) 12179 && (bp.packageSetting instanceof PackageSetting) 12180 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12181 scanFlags))) { 12182 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12183 } else { 12184 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12185 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12186 } 12187 if (!sigsOk) { 12188 // If the owning package is the system itself, we log but allow 12189 // install to proceed; we fail the install on all other permission 12190 // redefinitions. 12191 if (!bp.sourcePackage.equals("android")) { 12192 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12193 + pkg.packageName + " attempting to redeclare permission " 12194 + perm.info.name + " already owned by " + bp.sourcePackage); 12195 res.origPermission = perm.info.name; 12196 res.origPackage = bp.sourcePackage; 12197 return; 12198 } else { 12199 Slog.w(TAG, "Package " + pkg.packageName 12200 + " attempting to redeclare system permission " 12201 + perm.info.name + "; ignoring new declaration"); 12202 pkg.permissions.remove(i); 12203 } 12204 } 12205 } 12206 } 12207 12208 } 12209 12210 if (systemApp && onExternal) { 12211 // Disable updates to system apps on sdcard 12212 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12213 "Cannot install updates to system apps on sdcard"); 12214 return; 12215 } 12216 12217 if (args.move != null) { 12218 // We did an in-place move, so dex is ready to roll 12219 scanFlags |= SCAN_NO_DEX; 12220 scanFlags |= SCAN_MOVE; 12221 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12222 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12223 scanFlags |= SCAN_NO_DEX; 12224 12225 try { 12226 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12227 true /* extract libs */); 12228 } catch (PackageManagerException pme) { 12229 Slog.e(TAG, "Error deriving application ABI", pme); 12230 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12231 return; 12232 } 12233 12234 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12235 int result = mPackageDexOptimizer 12236 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12237 false /* defer */, false /* inclDependencies */); 12238 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12239 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12240 return; 12241 } 12242 } 12243 12244 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12245 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12246 return; 12247 } 12248 12249 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12250 12251 if (replace) { 12252 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12253 installerPackageName, volumeUuid, res); 12254 } else { 12255 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12256 args.user, installerPackageName, volumeUuid, res); 12257 } 12258 synchronized (mPackages) { 12259 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12260 if (ps != null) { 12261 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12262 } 12263 } 12264 } 12265 12266 private void startIntentFilterVerifications(int userId, boolean replacing, 12267 PackageParser.Package pkg) { 12268 if (mIntentFilterVerifierComponent == null) { 12269 Slog.w(TAG, "No IntentFilter verification will not be done as " 12270 + "there is no IntentFilterVerifier available!"); 12271 return; 12272 } 12273 12274 final int verifierUid = getPackageUid( 12275 mIntentFilterVerifierComponent.getPackageName(), 12276 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12277 12278 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12279 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12280 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12281 mHandler.sendMessage(msg); 12282 } 12283 12284 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12285 PackageParser.Package pkg) { 12286 int size = pkg.activities.size(); 12287 if (size == 0) { 12288 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12289 "No activity, so no need to verify any IntentFilter!"); 12290 return; 12291 } 12292 12293 final boolean hasDomainURLs = hasDomainURLs(pkg); 12294 if (!hasDomainURLs) { 12295 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12296 "No domain URLs, so no need to verify any IntentFilter!"); 12297 return; 12298 } 12299 12300 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12301 + " if any IntentFilter from the " + size 12302 + " Activities needs verification ..."); 12303 12304 int count = 0; 12305 final String packageName = pkg.packageName; 12306 12307 synchronized (mPackages) { 12308 // If this is a new install and we see that we've already run verification for this 12309 // package, we have nothing to do: it means the state was restored from backup. 12310 if (!replacing) { 12311 IntentFilterVerificationInfo ivi = 12312 mSettings.getIntentFilterVerificationLPr(packageName); 12313 if (ivi != null) { 12314 if (DEBUG_DOMAIN_VERIFICATION) { 12315 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12316 + ivi.getStatusString()); 12317 } 12318 return; 12319 } 12320 } 12321 12322 // If any filters need to be verified, then all need to be. 12323 boolean needToVerify = false; 12324 for (PackageParser.Activity a : pkg.activities) { 12325 for (ActivityIntentInfo filter : a.intents) { 12326 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12327 if (DEBUG_DOMAIN_VERIFICATION) { 12328 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12329 } 12330 needToVerify = true; 12331 break; 12332 } 12333 } 12334 } 12335 12336 if (needToVerify) { 12337 final int verificationId = mIntentFilterVerificationToken++; 12338 for (PackageParser.Activity a : pkg.activities) { 12339 for (ActivityIntentInfo filter : a.intents) { 12340 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12341 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12342 "Verification needed for IntentFilter:" + filter.toString()); 12343 mIntentFilterVerifier.addOneIntentFilterVerification( 12344 verifierUid, userId, verificationId, filter, packageName); 12345 count++; 12346 } 12347 } 12348 } 12349 } 12350 } 12351 12352 if (count > 0) { 12353 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12354 + " IntentFilter verification" + (count > 1 ? "s" : "") 12355 + " for userId:" + userId); 12356 mIntentFilterVerifier.startVerifications(userId); 12357 } else { 12358 if (DEBUG_DOMAIN_VERIFICATION) { 12359 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12360 } 12361 } 12362 } 12363 12364 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12365 final ComponentName cn = filter.activity.getComponentName(); 12366 final String packageName = cn.getPackageName(); 12367 12368 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12369 packageName); 12370 if (ivi == null) { 12371 return true; 12372 } 12373 int status = ivi.getStatus(); 12374 switch (status) { 12375 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12376 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12377 return true; 12378 12379 default: 12380 // Nothing to do 12381 return false; 12382 } 12383 } 12384 12385 private static boolean isMultiArch(PackageSetting ps) { 12386 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12387 } 12388 12389 private static boolean isMultiArch(ApplicationInfo info) { 12390 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12391 } 12392 12393 private static boolean isExternal(PackageParser.Package pkg) { 12394 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12395 } 12396 12397 private static boolean isExternal(PackageSetting ps) { 12398 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12399 } 12400 12401 private static boolean isExternal(ApplicationInfo info) { 12402 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12403 } 12404 12405 private static boolean isSystemApp(PackageParser.Package pkg) { 12406 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12407 } 12408 12409 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12410 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12411 } 12412 12413 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12414 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12415 } 12416 12417 private static boolean isSystemApp(PackageSetting ps) { 12418 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12419 } 12420 12421 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12422 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12423 } 12424 12425 private int packageFlagsToInstallFlags(PackageSetting ps) { 12426 int installFlags = 0; 12427 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12428 // This existing package was an external ASEC install when we have 12429 // the external flag without a UUID 12430 installFlags |= PackageManager.INSTALL_EXTERNAL; 12431 } 12432 if (ps.isForwardLocked()) { 12433 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12434 } 12435 return installFlags; 12436 } 12437 12438 private void deleteTempPackageFiles() { 12439 final FilenameFilter filter = new FilenameFilter() { 12440 public boolean accept(File dir, String name) { 12441 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12442 } 12443 }; 12444 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12445 file.delete(); 12446 } 12447 } 12448 12449 @Override 12450 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12451 int flags) { 12452 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12453 flags); 12454 } 12455 12456 @Override 12457 public void deletePackage(final String packageName, 12458 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12459 mContext.enforceCallingOrSelfPermission( 12460 android.Manifest.permission.DELETE_PACKAGES, null); 12461 Preconditions.checkNotNull(packageName); 12462 Preconditions.checkNotNull(observer); 12463 final int uid = Binder.getCallingUid(); 12464 if (UserHandle.getUserId(uid) != userId) { 12465 mContext.enforceCallingPermission( 12466 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12467 "deletePackage for user " + userId); 12468 } 12469 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12470 try { 12471 observer.onPackageDeleted(packageName, 12472 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12473 } catch (RemoteException re) { 12474 } 12475 return; 12476 } 12477 12478 boolean uninstallBlocked = false; 12479 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12480 int[] users = sUserManager.getUserIds(); 12481 for (int i = 0; i < users.length; ++i) { 12482 if (getBlockUninstallForUser(packageName, users[i])) { 12483 uninstallBlocked = true; 12484 break; 12485 } 12486 } 12487 } else { 12488 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12489 } 12490 if (uninstallBlocked) { 12491 try { 12492 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12493 null); 12494 } catch (RemoteException re) { 12495 } 12496 return; 12497 } 12498 12499 if (DEBUG_REMOVE) { 12500 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12501 } 12502 // Queue up an async operation since the package deletion may take a little while. 12503 mHandler.post(new Runnable() { 12504 public void run() { 12505 mHandler.removeCallbacks(this); 12506 final int returnCode = deletePackageX(packageName, userId, flags); 12507 if (observer != null) { 12508 try { 12509 observer.onPackageDeleted(packageName, returnCode, null); 12510 } catch (RemoteException e) { 12511 Log.i(TAG, "Observer no longer exists."); 12512 } //end catch 12513 } //end if 12514 } //end run 12515 }); 12516 } 12517 12518 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12519 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12520 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12521 try { 12522 if (dpm != null) { 12523 if (dpm.isDeviceOwner(packageName)) { 12524 return true; 12525 } 12526 int[] users; 12527 if (userId == UserHandle.USER_ALL) { 12528 users = sUserManager.getUserIds(); 12529 } else { 12530 users = new int[]{userId}; 12531 } 12532 for (int i = 0; i < users.length; ++i) { 12533 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12534 return true; 12535 } 12536 } 12537 } 12538 } catch (RemoteException e) { 12539 } 12540 return false; 12541 } 12542 12543 /** 12544 * This method is an internal method that could be get invoked either 12545 * to delete an installed package or to clean up a failed installation. 12546 * After deleting an installed package, a broadcast is sent to notify any 12547 * listeners that the package has been installed. For cleaning up a failed 12548 * installation, the broadcast is not necessary since the package's 12549 * installation wouldn't have sent the initial broadcast either 12550 * The key steps in deleting a package are 12551 * deleting the package information in internal structures like mPackages, 12552 * deleting the packages base directories through installd 12553 * updating mSettings to reflect current status 12554 * persisting settings for later use 12555 * sending a broadcast if necessary 12556 */ 12557 private int deletePackageX(String packageName, int userId, int flags) { 12558 final PackageRemovedInfo info = new PackageRemovedInfo(); 12559 final boolean res; 12560 12561 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12562 ? UserHandle.ALL : new UserHandle(userId); 12563 12564 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12565 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12566 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12567 } 12568 12569 boolean removedForAllUsers = false; 12570 boolean systemUpdate = false; 12571 12572 // for the uninstall-updates case and restricted profiles, remember the per- 12573 // userhandle installed state 12574 int[] allUsers; 12575 boolean[] perUserInstalled; 12576 synchronized (mPackages) { 12577 PackageSetting ps = mSettings.mPackages.get(packageName); 12578 allUsers = sUserManager.getUserIds(); 12579 perUserInstalled = new boolean[allUsers.length]; 12580 for (int i = 0; i < allUsers.length; i++) { 12581 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12582 } 12583 } 12584 12585 synchronized (mInstallLock) { 12586 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12587 res = deletePackageLI(packageName, removeForUser, 12588 true, allUsers, perUserInstalled, 12589 flags | REMOVE_CHATTY, info, true); 12590 systemUpdate = info.isRemovedPackageSystemUpdate; 12591 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12592 removedForAllUsers = true; 12593 } 12594 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12595 + " removedForAllUsers=" + removedForAllUsers); 12596 } 12597 12598 if (res) { 12599 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12600 12601 // If the removed package was a system update, the old system package 12602 // was re-enabled; we need to broadcast this information 12603 if (systemUpdate) { 12604 Bundle extras = new Bundle(1); 12605 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12606 ? info.removedAppId : info.uid); 12607 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12608 12609 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12610 extras, null, null, null); 12611 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12612 extras, null, null, null); 12613 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12614 null, packageName, null, null); 12615 } 12616 } 12617 // Force a gc here. 12618 Runtime.getRuntime().gc(); 12619 // Delete the resources here after sending the broadcast to let 12620 // other processes clean up before deleting resources. 12621 if (info.args != null) { 12622 synchronized (mInstallLock) { 12623 info.args.doPostDeleteLI(true); 12624 } 12625 } 12626 12627 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12628 } 12629 12630 class PackageRemovedInfo { 12631 String removedPackage; 12632 int uid = -1; 12633 int removedAppId = -1; 12634 int[] removedUsers = null; 12635 boolean isRemovedPackageSystemUpdate = false; 12636 // Clean up resources deleted packages. 12637 InstallArgs args = null; 12638 12639 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12640 Bundle extras = new Bundle(1); 12641 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12642 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12643 if (replacing) { 12644 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12645 } 12646 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12647 if (removedPackage != null) { 12648 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12649 extras, null, null, removedUsers); 12650 if (fullRemove && !replacing) { 12651 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12652 extras, null, null, removedUsers); 12653 } 12654 } 12655 if (removedAppId >= 0) { 12656 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12657 removedUsers); 12658 } 12659 } 12660 } 12661 12662 /* 12663 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12664 * flag is not set, the data directory is removed as well. 12665 * make sure this flag is set for partially installed apps. If not its meaningless to 12666 * delete a partially installed application. 12667 */ 12668 private void removePackageDataLI(PackageSetting ps, 12669 int[] allUserHandles, boolean[] perUserInstalled, 12670 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12671 String packageName = ps.name; 12672 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12673 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12674 // Retrieve object to delete permissions for shared user later on 12675 final PackageSetting deletedPs; 12676 // reader 12677 synchronized (mPackages) { 12678 deletedPs = mSettings.mPackages.get(packageName); 12679 if (outInfo != null) { 12680 outInfo.removedPackage = packageName; 12681 outInfo.removedUsers = deletedPs != null 12682 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12683 : null; 12684 } 12685 } 12686 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12687 removeDataDirsLI(ps.volumeUuid, packageName); 12688 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12689 } 12690 // writer 12691 synchronized (mPackages) { 12692 if (deletedPs != null) { 12693 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12694 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12695 clearDefaultBrowserIfNeeded(packageName); 12696 if (outInfo != null) { 12697 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12698 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12699 } 12700 updatePermissionsLPw(deletedPs.name, null, 0); 12701 if (deletedPs.sharedUser != null) { 12702 // Remove permissions associated with package. Since runtime 12703 // permissions are per user we have to kill the removed package 12704 // or packages running under the shared user of the removed 12705 // package if revoking the permissions requested only by the removed 12706 // package is successful and this causes a change in gids. 12707 for (int userId : UserManagerService.getInstance().getUserIds()) { 12708 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12709 userId); 12710 if (userIdToKill == UserHandle.USER_ALL 12711 || userIdToKill >= UserHandle.USER_OWNER) { 12712 // If gids changed for this user, kill all affected packages. 12713 mHandler.post(new Runnable() { 12714 @Override 12715 public void run() { 12716 // This has to happen with no lock held. 12717 killSettingPackagesForUser(deletedPs, userIdToKill, 12718 KILL_APP_REASON_GIDS_CHANGED); 12719 } 12720 }); 12721 break; 12722 } 12723 } 12724 } 12725 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12726 } 12727 // make sure to preserve per-user disabled state if this removal was just 12728 // a downgrade of a system app to the factory package 12729 if (allUserHandles != null && perUserInstalled != null) { 12730 if (DEBUG_REMOVE) { 12731 Slog.d(TAG, "Propagating install state across downgrade"); 12732 } 12733 for (int i = 0; i < allUserHandles.length; i++) { 12734 if (DEBUG_REMOVE) { 12735 Slog.d(TAG, " user " + allUserHandles[i] 12736 + " => " + perUserInstalled[i]); 12737 } 12738 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12739 } 12740 } 12741 } 12742 // can downgrade to reader 12743 if (writeSettings) { 12744 // Save settings now 12745 mSettings.writeLPr(); 12746 } 12747 } 12748 if (outInfo != null) { 12749 // A user ID was deleted here. Go through all users and remove it 12750 // from KeyStore. 12751 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12752 } 12753 } 12754 12755 static boolean locationIsPrivileged(File path) { 12756 try { 12757 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12758 .getCanonicalPath(); 12759 return path.getCanonicalPath().startsWith(privilegedAppDir); 12760 } catch (IOException e) { 12761 Slog.e(TAG, "Unable to access code path " + path); 12762 } 12763 return false; 12764 } 12765 12766 /* 12767 * Tries to delete system package. 12768 */ 12769 private boolean deleteSystemPackageLI(PackageSetting newPs, 12770 int[] allUserHandles, boolean[] perUserInstalled, 12771 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12772 final boolean applyUserRestrictions 12773 = (allUserHandles != null) && (perUserInstalled != null); 12774 PackageSetting disabledPs = null; 12775 // Confirm if the system package has been updated 12776 // An updated system app can be deleted. This will also have to restore 12777 // the system pkg from system partition 12778 // reader 12779 synchronized (mPackages) { 12780 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12781 } 12782 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12783 + " disabledPs=" + disabledPs); 12784 if (disabledPs == null) { 12785 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12786 return false; 12787 } else if (DEBUG_REMOVE) { 12788 Slog.d(TAG, "Deleting system pkg from data partition"); 12789 } 12790 if (DEBUG_REMOVE) { 12791 if (applyUserRestrictions) { 12792 Slog.d(TAG, "Remembering install states:"); 12793 for (int i = 0; i < allUserHandles.length; i++) { 12794 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12795 } 12796 } 12797 } 12798 // Delete the updated package 12799 outInfo.isRemovedPackageSystemUpdate = true; 12800 if (disabledPs.versionCode < newPs.versionCode) { 12801 // Delete data for downgrades 12802 flags &= ~PackageManager.DELETE_KEEP_DATA; 12803 } else { 12804 // Preserve data by setting flag 12805 flags |= PackageManager.DELETE_KEEP_DATA; 12806 } 12807 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12808 allUserHandles, perUserInstalled, outInfo, writeSettings); 12809 if (!ret) { 12810 return false; 12811 } 12812 // writer 12813 synchronized (mPackages) { 12814 // Reinstate the old system package 12815 mSettings.enableSystemPackageLPw(newPs.name); 12816 // Remove any native libraries from the upgraded package. 12817 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12818 } 12819 // Install the system package 12820 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12821 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12822 if (locationIsPrivileged(disabledPs.codePath)) { 12823 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12824 } 12825 12826 final PackageParser.Package newPkg; 12827 try { 12828 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12829 } catch (PackageManagerException e) { 12830 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12831 return false; 12832 } 12833 12834 // writer 12835 synchronized (mPackages) { 12836 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12837 12838 // Propagate the permissions state as we do want to drop on the floor 12839 // runtime permissions. The update permissions method below will take 12840 // care of removing obsolete permissions and grant install permissions. 12841 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12842 updatePermissionsLPw(newPkg.packageName, newPkg, 12843 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12844 12845 if (applyUserRestrictions) { 12846 if (DEBUG_REMOVE) { 12847 Slog.d(TAG, "Propagating install state across reinstall"); 12848 } 12849 for (int i = 0; i < allUserHandles.length; i++) { 12850 if (DEBUG_REMOVE) { 12851 Slog.d(TAG, " user " + allUserHandles[i] 12852 + " => " + perUserInstalled[i]); 12853 } 12854 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12855 } 12856 // Regardless of writeSettings we need to ensure that this restriction 12857 // state propagation is persisted 12858 mSettings.writeAllUsersPackageRestrictionsLPr(); 12859 } 12860 // can downgrade to reader here 12861 if (writeSettings) { 12862 mSettings.writeLPr(); 12863 } 12864 } 12865 return true; 12866 } 12867 12868 private boolean deleteInstalledPackageLI(PackageSetting ps, 12869 boolean deleteCodeAndResources, int flags, 12870 int[] allUserHandles, boolean[] perUserInstalled, 12871 PackageRemovedInfo outInfo, boolean writeSettings) { 12872 if (outInfo != null) { 12873 outInfo.uid = ps.appId; 12874 } 12875 12876 // Delete package data from internal structures and also remove data if flag is set 12877 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12878 12879 // Delete application code and resources 12880 if (deleteCodeAndResources && (outInfo != null)) { 12881 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12882 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12883 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12884 } 12885 return true; 12886 } 12887 12888 @Override 12889 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12890 int userId) { 12891 mContext.enforceCallingOrSelfPermission( 12892 android.Manifest.permission.DELETE_PACKAGES, null); 12893 synchronized (mPackages) { 12894 PackageSetting ps = mSettings.mPackages.get(packageName); 12895 if (ps == null) { 12896 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12897 return false; 12898 } 12899 if (!ps.getInstalled(userId)) { 12900 // Can't block uninstall for an app that is not installed or enabled. 12901 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12902 return false; 12903 } 12904 ps.setBlockUninstall(blockUninstall, userId); 12905 mSettings.writePackageRestrictionsLPr(userId); 12906 } 12907 return true; 12908 } 12909 12910 @Override 12911 public boolean getBlockUninstallForUser(String packageName, int userId) { 12912 synchronized (mPackages) { 12913 PackageSetting ps = mSettings.mPackages.get(packageName); 12914 if (ps == null) { 12915 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12916 return false; 12917 } 12918 return ps.getBlockUninstall(userId); 12919 } 12920 } 12921 12922 /* 12923 * This method handles package deletion in general 12924 */ 12925 private boolean deletePackageLI(String packageName, UserHandle user, 12926 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12927 int flags, PackageRemovedInfo outInfo, 12928 boolean writeSettings) { 12929 if (packageName == null) { 12930 Slog.w(TAG, "Attempt to delete null packageName."); 12931 return false; 12932 } 12933 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12934 PackageSetting ps; 12935 boolean dataOnly = false; 12936 int removeUser = -1; 12937 int appId = -1; 12938 synchronized (mPackages) { 12939 ps = mSettings.mPackages.get(packageName); 12940 if (ps == null) { 12941 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12942 return false; 12943 } 12944 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12945 && user.getIdentifier() != UserHandle.USER_ALL) { 12946 // The caller is asking that the package only be deleted for a single 12947 // user. To do this, we just mark its uninstalled state and delete 12948 // its data. If this is a system app, we only allow this to happen if 12949 // they have set the special DELETE_SYSTEM_APP which requests different 12950 // semantics than normal for uninstalling system apps. 12951 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12952 ps.setUserState(user.getIdentifier(), 12953 COMPONENT_ENABLED_STATE_DEFAULT, 12954 false, //installed 12955 true, //stopped 12956 true, //notLaunched 12957 false, //hidden 12958 null, null, null, 12959 false, // blockUninstall 12960 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12961 if (!isSystemApp(ps)) { 12962 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12963 // Other user still have this package installed, so all 12964 // we need to do is clear this user's data and save that 12965 // it is uninstalled. 12966 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12967 removeUser = user.getIdentifier(); 12968 appId = ps.appId; 12969 scheduleWritePackageRestrictionsLocked(removeUser); 12970 } else { 12971 // We need to set it back to 'installed' so the uninstall 12972 // broadcasts will be sent correctly. 12973 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12974 ps.setInstalled(true, user.getIdentifier()); 12975 } 12976 } else { 12977 // This is a system app, so we assume that the 12978 // other users still have this package installed, so all 12979 // we need to do is clear this user's data and save that 12980 // it is uninstalled. 12981 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12982 removeUser = user.getIdentifier(); 12983 appId = ps.appId; 12984 scheduleWritePackageRestrictionsLocked(removeUser); 12985 } 12986 } 12987 } 12988 12989 if (removeUser >= 0) { 12990 // From above, we determined that we are deleting this only 12991 // for a single user. Continue the work here. 12992 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12993 if (outInfo != null) { 12994 outInfo.removedPackage = packageName; 12995 outInfo.removedAppId = appId; 12996 outInfo.removedUsers = new int[] {removeUser}; 12997 } 12998 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12999 removeKeystoreDataIfNeeded(removeUser, appId); 13000 schedulePackageCleaning(packageName, removeUser, false); 13001 synchronized (mPackages) { 13002 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13003 scheduleWritePackageRestrictionsLocked(removeUser); 13004 } 13005 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13006 } 13007 return true; 13008 } 13009 13010 if (dataOnly) { 13011 // Delete application data first 13012 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13013 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13014 return true; 13015 } 13016 13017 boolean ret = false; 13018 if (isSystemApp(ps)) { 13019 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13020 // When an updated system application is deleted we delete the existing resources as well and 13021 // fall back to existing code in system partition 13022 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13023 flags, outInfo, writeSettings); 13024 } else { 13025 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13026 // Kill application pre-emptively especially for apps on sd. 13027 killApplication(packageName, ps.appId, "uninstall pkg"); 13028 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13029 allUserHandles, perUserInstalled, 13030 outInfo, writeSettings); 13031 } 13032 13033 return ret; 13034 } 13035 13036 private final class ClearStorageConnection implements ServiceConnection { 13037 IMediaContainerService mContainerService; 13038 13039 @Override 13040 public void onServiceConnected(ComponentName name, IBinder service) { 13041 synchronized (this) { 13042 mContainerService = IMediaContainerService.Stub.asInterface(service); 13043 notifyAll(); 13044 } 13045 } 13046 13047 @Override 13048 public void onServiceDisconnected(ComponentName name) { 13049 } 13050 } 13051 13052 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13053 final boolean mounted; 13054 if (Environment.isExternalStorageEmulated()) { 13055 mounted = true; 13056 } else { 13057 final String status = Environment.getExternalStorageState(); 13058 13059 mounted = status.equals(Environment.MEDIA_MOUNTED) 13060 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13061 } 13062 13063 if (!mounted) { 13064 return; 13065 } 13066 13067 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13068 int[] users; 13069 if (userId == UserHandle.USER_ALL) { 13070 users = sUserManager.getUserIds(); 13071 } else { 13072 users = new int[] { userId }; 13073 } 13074 final ClearStorageConnection conn = new ClearStorageConnection(); 13075 if (mContext.bindServiceAsUser( 13076 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13077 try { 13078 for (int curUser : users) { 13079 long timeout = SystemClock.uptimeMillis() + 5000; 13080 synchronized (conn) { 13081 long now = SystemClock.uptimeMillis(); 13082 while (conn.mContainerService == null && now < timeout) { 13083 try { 13084 conn.wait(timeout - now); 13085 } catch (InterruptedException e) { 13086 } 13087 } 13088 } 13089 if (conn.mContainerService == null) { 13090 return; 13091 } 13092 13093 final UserEnvironment userEnv = new UserEnvironment(curUser); 13094 clearDirectory(conn.mContainerService, 13095 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13096 if (allData) { 13097 clearDirectory(conn.mContainerService, 13098 userEnv.buildExternalStorageAppDataDirs(packageName)); 13099 clearDirectory(conn.mContainerService, 13100 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13101 } 13102 } 13103 } finally { 13104 mContext.unbindService(conn); 13105 } 13106 } 13107 } 13108 13109 @Override 13110 public void clearApplicationUserData(final String packageName, 13111 final IPackageDataObserver observer, final int userId) { 13112 mContext.enforceCallingOrSelfPermission( 13113 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13114 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13115 // Queue up an async operation since the package deletion may take a little while. 13116 mHandler.post(new Runnable() { 13117 public void run() { 13118 mHandler.removeCallbacks(this); 13119 final boolean succeeded; 13120 synchronized (mInstallLock) { 13121 succeeded = clearApplicationUserDataLI(packageName, userId); 13122 } 13123 clearExternalStorageDataSync(packageName, userId, true); 13124 if (succeeded) { 13125 // invoke DeviceStorageMonitor's update method to clear any notifications 13126 DeviceStorageMonitorInternal 13127 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13128 if (dsm != null) { 13129 dsm.checkMemory(); 13130 } 13131 } 13132 if(observer != null) { 13133 try { 13134 observer.onRemoveCompleted(packageName, succeeded); 13135 } catch (RemoteException e) { 13136 Log.i(TAG, "Observer no longer exists."); 13137 } 13138 } //end if observer 13139 } //end run 13140 }); 13141 } 13142 13143 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13144 if (packageName == null) { 13145 Slog.w(TAG, "Attempt to delete null packageName."); 13146 return false; 13147 } 13148 13149 // Try finding details about the requested package 13150 PackageParser.Package pkg; 13151 synchronized (mPackages) { 13152 pkg = mPackages.get(packageName); 13153 if (pkg == null) { 13154 final PackageSetting ps = mSettings.mPackages.get(packageName); 13155 if (ps != null) { 13156 pkg = ps.pkg; 13157 } 13158 } 13159 13160 if (pkg == null) { 13161 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13162 return false; 13163 } 13164 13165 PackageSetting ps = (PackageSetting) pkg.mExtras; 13166 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13167 } 13168 13169 // Always delete data directories for package, even if we found no other 13170 // record of app. This helps users recover from UID mismatches without 13171 // resorting to a full data wipe. 13172 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13173 if (retCode < 0) { 13174 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13175 return false; 13176 } 13177 13178 final int appId = pkg.applicationInfo.uid; 13179 removeKeystoreDataIfNeeded(userId, appId); 13180 13181 // Create a native library symlink only if we have native libraries 13182 // and if the native libraries are 32 bit libraries. We do not provide 13183 // this symlink for 64 bit libraries. 13184 if (pkg.applicationInfo.primaryCpuAbi != null && 13185 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13186 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13187 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13188 nativeLibPath, userId) < 0) { 13189 Slog.w(TAG, "Failed linking native library dir"); 13190 return false; 13191 } 13192 } 13193 13194 return true; 13195 } 13196 13197 /** 13198 * Reverts user permission state changes (permissions and flags). 13199 * 13200 * @param ps The package for which to reset. 13201 * @param userId The device user for which to do a reset. 13202 */ 13203 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13204 final PackageSetting ps, final int userId) { 13205 if (ps.pkg == null) { 13206 return; 13207 } 13208 13209 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13210 | FLAG_PERMISSION_USER_FIXED 13211 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13212 13213 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13214 | FLAG_PERMISSION_POLICY_FIXED; 13215 13216 boolean writeInstallPermissions = false; 13217 boolean writeRuntimePermissions = false; 13218 13219 final int permissionCount = ps.pkg.requestedPermissions.size(); 13220 for (int i = 0; i < permissionCount; i++) { 13221 String permission = ps.pkg.requestedPermissions.get(i); 13222 13223 BasePermission bp = mSettings.mPermissions.get(permission); 13224 if (bp == null) { 13225 continue; 13226 } 13227 13228 // If shared user we just reset the state to which only this app contributed. 13229 if (ps.sharedUser != null) { 13230 boolean used = false; 13231 final int packageCount = ps.sharedUser.packages.size(); 13232 for (int j = 0; j < packageCount; j++) { 13233 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13234 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13235 && pkg.pkg.requestedPermissions.contains(permission)) { 13236 used = true; 13237 break; 13238 } 13239 } 13240 if (used) { 13241 continue; 13242 } 13243 } 13244 13245 PermissionsState permissionsState = ps.getPermissionsState(); 13246 13247 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13248 13249 // Always clear the user settable flags. 13250 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13251 bp.name) != null; 13252 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13253 if (hasInstallState) { 13254 writeInstallPermissions = true; 13255 } else { 13256 writeRuntimePermissions = true; 13257 } 13258 } 13259 13260 // Below is only runtime permission handling. 13261 if (!bp.isRuntime()) { 13262 continue; 13263 } 13264 13265 // Never clobber system or policy. 13266 if ((oldFlags & policyOrSystemFlags) != 0) { 13267 continue; 13268 } 13269 13270 // If this permission was granted by default, make sure it is. 13271 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13272 if (permissionsState.grantRuntimePermission(bp, userId) 13273 != PERMISSION_OPERATION_FAILURE) { 13274 writeRuntimePermissions = true; 13275 } 13276 } else { 13277 // Otherwise, reset the permission. 13278 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13279 switch (revokeResult) { 13280 case PERMISSION_OPERATION_SUCCESS: { 13281 writeRuntimePermissions = true; 13282 } break; 13283 13284 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13285 writeRuntimePermissions = true; 13286 // If gids changed for this user, kill all affected packages. 13287 mHandler.post(new Runnable() { 13288 @Override 13289 public void run() { 13290 // This has to happen with no lock held. 13291 killSettingPackagesForUser(ps, userId, 13292 KILL_APP_REASON_GIDS_CHANGED); 13293 } 13294 }); 13295 } break; 13296 } 13297 } 13298 } 13299 13300 // Synchronously write as we are taking permissions away. 13301 if (writeRuntimePermissions) { 13302 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13303 } 13304 13305 // Synchronously write as we are taking permissions away. 13306 if (writeInstallPermissions) { 13307 mSettings.writeLPr(); 13308 } 13309 } 13310 13311 /** 13312 * Remove entries from the keystore daemon. Will only remove it if the 13313 * {@code appId} is valid. 13314 */ 13315 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13316 if (appId < 0) { 13317 return; 13318 } 13319 13320 final KeyStore keyStore = KeyStore.getInstance(); 13321 if (keyStore != null) { 13322 if (userId == UserHandle.USER_ALL) { 13323 for (final int individual : sUserManager.getUserIds()) { 13324 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13325 } 13326 } else { 13327 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13328 } 13329 } else { 13330 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13331 } 13332 } 13333 13334 @Override 13335 public void deleteApplicationCacheFiles(final String packageName, 13336 final IPackageDataObserver observer) { 13337 mContext.enforceCallingOrSelfPermission( 13338 android.Manifest.permission.DELETE_CACHE_FILES, null); 13339 // Queue up an async operation since the package deletion may take a little while. 13340 final int userId = UserHandle.getCallingUserId(); 13341 mHandler.post(new Runnable() { 13342 public void run() { 13343 mHandler.removeCallbacks(this); 13344 final boolean succeded; 13345 synchronized (mInstallLock) { 13346 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13347 } 13348 clearExternalStorageDataSync(packageName, userId, false); 13349 if (observer != null) { 13350 try { 13351 observer.onRemoveCompleted(packageName, succeded); 13352 } catch (RemoteException e) { 13353 Log.i(TAG, "Observer no longer exists."); 13354 } 13355 } //end if observer 13356 } //end run 13357 }); 13358 } 13359 13360 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13361 if (packageName == null) { 13362 Slog.w(TAG, "Attempt to delete null packageName."); 13363 return false; 13364 } 13365 PackageParser.Package p; 13366 synchronized (mPackages) { 13367 p = mPackages.get(packageName); 13368 } 13369 if (p == null) { 13370 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13371 return false; 13372 } 13373 final ApplicationInfo applicationInfo = p.applicationInfo; 13374 if (applicationInfo == null) { 13375 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13376 return false; 13377 } 13378 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13379 if (retCode < 0) { 13380 Slog.w(TAG, "Couldn't remove cache files for package: " 13381 + packageName + " u" + userId); 13382 return false; 13383 } 13384 return true; 13385 } 13386 13387 @Override 13388 public void getPackageSizeInfo(final String packageName, int userHandle, 13389 final IPackageStatsObserver observer) { 13390 mContext.enforceCallingOrSelfPermission( 13391 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13392 if (packageName == null) { 13393 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13394 } 13395 13396 PackageStats stats = new PackageStats(packageName, userHandle); 13397 13398 /* 13399 * Queue up an async operation since the package measurement may take a 13400 * little while. 13401 */ 13402 Message msg = mHandler.obtainMessage(INIT_COPY); 13403 msg.obj = new MeasureParams(stats, observer); 13404 mHandler.sendMessage(msg); 13405 } 13406 13407 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13408 PackageStats pStats) { 13409 if (packageName == null) { 13410 Slog.w(TAG, "Attempt to get size of null packageName."); 13411 return false; 13412 } 13413 PackageParser.Package p; 13414 boolean dataOnly = false; 13415 String libDirRoot = null; 13416 String asecPath = null; 13417 PackageSetting ps = null; 13418 synchronized (mPackages) { 13419 p = mPackages.get(packageName); 13420 ps = mSettings.mPackages.get(packageName); 13421 if(p == null) { 13422 dataOnly = true; 13423 if((ps == null) || (ps.pkg == null)) { 13424 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13425 return false; 13426 } 13427 p = ps.pkg; 13428 } 13429 if (ps != null) { 13430 libDirRoot = ps.legacyNativeLibraryPathString; 13431 } 13432 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13433 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13434 if (secureContainerId != null) { 13435 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13436 } 13437 } 13438 } 13439 String publicSrcDir = null; 13440 if(!dataOnly) { 13441 final ApplicationInfo applicationInfo = p.applicationInfo; 13442 if (applicationInfo == null) { 13443 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13444 return false; 13445 } 13446 if (p.isForwardLocked()) { 13447 publicSrcDir = applicationInfo.getBaseResourcePath(); 13448 } 13449 } 13450 // TODO: extend to measure size of split APKs 13451 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13452 // not just the first level. 13453 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13454 // just the primary. 13455 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13456 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13457 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13458 if (res < 0) { 13459 return false; 13460 } 13461 13462 // Fix-up for forward-locked applications in ASEC containers. 13463 if (!isExternal(p)) { 13464 pStats.codeSize += pStats.externalCodeSize; 13465 pStats.externalCodeSize = 0L; 13466 } 13467 13468 return true; 13469 } 13470 13471 13472 @Override 13473 public void addPackageToPreferred(String packageName) { 13474 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13475 } 13476 13477 @Override 13478 public void removePackageFromPreferred(String packageName) { 13479 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13480 } 13481 13482 @Override 13483 public List<PackageInfo> getPreferredPackages(int flags) { 13484 return new ArrayList<PackageInfo>(); 13485 } 13486 13487 private int getUidTargetSdkVersionLockedLPr(int uid) { 13488 Object obj = mSettings.getUserIdLPr(uid); 13489 if (obj instanceof SharedUserSetting) { 13490 final SharedUserSetting sus = (SharedUserSetting) obj; 13491 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13492 final Iterator<PackageSetting> it = sus.packages.iterator(); 13493 while (it.hasNext()) { 13494 final PackageSetting ps = it.next(); 13495 if (ps.pkg != null) { 13496 int v = ps.pkg.applicationInfo.targetSdkVersion; 13497 if (v < vers) vers = v; 13498 } 13499 } 13500 return vers; 13501 } else if (obj instanceof PackageSetting) { 13502 final PackageSetting ps = (PackageSetting) obj; 13503 if (ps.pkg != null) { 13504 return ps.pkg.applicationInfo.targetSdkVersion; 13505 } 13506 } 13507 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13508 } 13509 13510 @Override 13511 public void addPreferredActivity(IntentFilter filter, int match, 13512 ComponentName[] set, ComponentName activity, int userId) { 13513 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13514 "Adding preferred"); 13515 } 13516 13517 private void addPreferredActivityInternal(IntentFilter filter, int match, 13518 ComponentName[] set, ComponentName activity, boolean always, int userId, 13519 String opname) { 13520 // writer 13521 int callingUid = Binder.getCallingUid(); 13522 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13523 if (filter.countActions() == 0) { 13524 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13525 return; 13526 } 13527 synchronized (mPackages) { 13528 if (mContext.checkCallingOrSelfPermission( 13529 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13530 != PackageManager.PERMISSION_GRANTED) { 13531 if (getUidTargetSdkVersionLockedLPr(callingUid) 13532 < Build.VERSION_CODES.FROYO) { 13533 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13534 + callingUid); 13535 return; 13536 } 13537 mContext.enforceCallingOrSelfPermission( 13538 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13539 } 13540 13541 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13542 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13543 + userId + ":"); 13544 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13545 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13546 scheduleWritePackageRestrictionsLocked(userId); 13547 } 13548 } 13549 13550 @Override 13551 public void replacePreferredActivity(IntentFilter filter, int match, 13552 ComponentName[] set, ComponentName activity, int userId) { 13553 if (filter.countActions() != 1) { 13554 throw new IllegalArgumentException( 13555 "replacePreferredActivity expects filter to have only 1 action."); 13556 } 13557 if (filter.countDataAuthorities() != 0 13558 || filter.countDataPaths() != 0 13559 || filter.countDataSchemes() > 1 13560 || filter.countDataTypes() != 0) { 13561 throw new IllegalArgumentException( 13562 "replacePreferredActivity expects filter to have no data authorities, " + 13563 "paths, or types; and at most one scheme."); 13564 } 13565 13566 final int callingUid = Binder.getCallingUid(); 13567 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13568 synchronized (mPackages) { 13569 if (mContext.checkCallingOrSelfPermission( 13570 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13571 != PackageManager.PERMISSION_GRANTED) { 13572 if (getUidTargetSdkVersionLockedLPr(callingUid) 13573 < Build.VERSION_CODES.FROYO) { 13574 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13575 + Binder.getCallingUid()); 13576 return; 13577 } 13578 mContext.enforceCallingOrSelfPermission( 13579 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13580 } 13581 13582 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13583 if (pir != null) { 13584 // Get all of the existing entries that exactly match this filter. 13585 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13586 if (existing != null && existing.size() == 1) { 13587 PreferredActivity cur = existing.get(0); 13588 if (DEBUG_PREFERRED) { 13589 Slog.i(TAG, "Checking replace of preferred:"); 13590 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13591 if (!cur.mPref.mAlways) { 13592 Slog.i(TAG, " -- CUR; not mAlways!"); 13593 } else { 13594 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13595 Slog.i(TAG, " -- CUR: mSet=" 13596 + Arrays.toString(cur.mPref.mSetComponents)); 13597 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13598 Slog.i(TAG, " -- NEW: mMatch=" 13599 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13600 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13601 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13602 } 13603 } 13604 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13605 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13606 && cur.mPref.sameSet(set)) { 13607 // Setting the preferred activity to what it happens to be already 13608 if (DEBUG_PREFERRED) { 13609 Slog.i(TAG, "Replacing with same preferred activity " 13610 + cur.mPref.mShortComponent + " for user " 13611 + userId + ":"); 13612 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13613 } 13614 return; 13615 } 13616 } 13617 13618 if (existing != null) { 13619 if (DEBUG_PREFERRED) { 13620 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13621 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13622 } 13623 for (int i = 0; i < existing.size(); i++) { 13624 PreferredActivity pa = existing.get(i); 13625 if (DEBUG_PREFERRED) { 13626 Slog.i(TAG, "Removing existing preferred activity " 13627 + pa.mPref.mComponent + ":"); 13628 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13629 } 13630 pir.removeFilter(pa); 13631 } 13632 } 13633 } 13634 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13635 "Replacing preferred"); 13636 } 13637 } 13638 13639 @Override 13640 public void clearPackagePreferredActivities(String packageName) { 13641 final int uid = Binder.getCallingUid(); 13642 // writer 13643 synchronized (mPackages) { 13644 PackageParser.Package pkg = mPackages.get(packageName); 13645 if (pkg == null || pkg.applicationInfo.uid != uid) { 13646 if (mContext.checkCallingOrSelfPermission( 13647 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13648 != PackageManager.PERMISSION_GRANTED) { 13649 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13650 < Build.VERSION_CODES.FROYO) { 13651 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13652 + Binder.getCallingUid()); 13653 return; 13654 } 13655 mContext.enforceCallingOrSelfPermission( 13656 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13657 } 13658 } 13659 13660 int user = UserHandle.getCallingUserId(); 13661 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13662 scheduleWritePackageRestrictionsLocked(user); 13663 } 13664 } 13665 } 13666 13667 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13668 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13669 ArrayList<PreferredActivity> removed = null; 13670 boolean changed = false; 13671 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13672 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13673 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13674 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13675 continue; 13676 } 13677 Iterator<PreferredActivity> it = pir.filterIterator(); 13678 while (it.hasNext()) { 13679 PreferredActivity pa = it.next(); 13680 // Mark entry for removal only if it matches the package name 13681 // and the entry is of type "always". 13682 if (packageName == null || 13683 (pa.mPref.mComponent.getPackageName().equals(packageName) 13684 && pa.mPref.mAlways)) { 13685 if (removed == null) { 13686 removed = new ArrayList<PreferredActivity>(); 13687 } 13688 removed.add(pa); 13689 } 13690 } 13691 if (removed != null) { 13692 for (int j=0; j<removed.size(); j++) { 13693 PreferredActivity pa = removed.get(j); 13694 pir.removeFilter(pa); 13695 } 13696 changed = true; 13697 } 13698 } 13699 return changed; 13700 } 13701 13702 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13703 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13704 if (userId == UserHandle.USER_ALL) { 13705 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13706 sUserManager.getUserIds())) { 13707 for (int oneUserId : sUserManager.getUserIds()) { 13708 scheduleWritePackageRestrictionsLocked(oneUserId); 13709 } 13710 } 13711 } else { 13712 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13713 scheduleWritePackageRestrictionsLocked(userId); 13714 } 13715 } 13716 } 13717 13718 13719 void clearDefaultBrowserIfNeeded(String packageName) { 13720 for (int oneUserId : sUserManager.getUserIds()) { 13721 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13722 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13723 if (packageName.equals(defaultBrowserPackageName)) { 13724 setDefaultBrowserPackageName(null, oneUserId); 13725 } 13726 } 13727 } 13728 13729 @Override 13730 public void resetPreferredActivities(int userId) { 13731 mContext.enforceCallingOrSelfPermission( 13732 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13733 // writer 13734 synchronized (mPackages) { 13735 clearPackagePreferredActivitiesLPw(null, userId); 13736 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13737 applyFactoryDefaultBrowserLPw(userId); 13738 primeDomainVerificationsLPw(userId); 13739 13740 scheduleWritePackageRestrictionsLocked(userId); 13741 } 13742 } 13743 13744 @Override 13745 public int getPreferredActivities(List<IntentFilter> outFilters, 13746 List<ComponentName> outActivities, String packageName) { 13747 13748 int num = 0; 13749 final int userId = UserHandle.getCallingUserId(); 13750 // reader 13751 synchronized (mPackages) { 13752 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13753 if (pir != null) { 13754 final Iterator<PreferredActivity> it = pir.filterIterator(); 13755 while (it.hasNext()) { 13756 final PreferredActivity pa = it.next(); 13757 if (packageName == null 13758 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13759 && pa.mPref.mAlways)) { 13760 if (outFilters != null) { 13761 outFilters.add(new IntentFilter(pa)); 13762 } 13763 if (outActivities != null) { 13764 outActivities.add(pa.mPref.mComponent); 13765 } 13766 } 13767 } 13768 } 13769 } 13770 13771 return num; 13772 } 13773 13774 @Override 13775 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13776 int userId) { 13777 int callingUid = Binder.getCallingUid(); 13778 if (callingUid != Process.SYSTEM_UID) { 13779 throw new SecurityException( 13780 "addPersistentPreferredActivity can only be run by the system"); 13781 } 13782 if (filter.countActions() == 0) { 13783 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13784 return; 13785 } 13786 synchronized (mPackages) { 13787 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13788 " :"); 13789 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13790 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13791 new PersistentPreferredActivity(filter, activity)); 13792 scheduleWritePackageRestrictionsLocked(userId); 13793 } 13794 } 13795 13796 @Override 13797 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13798 int callingUid = Binder.getCallingUid(); 13799 if (callingUid != Process.SYSTEM_UID) { 13800 throw new SecurityException( 13801 "clearPackagePersistentPreferredActivities can only be run by the system"); 13802 } 13803 ArrayList<PersistentPreferredActivity> removed = null; 13804 boolean changed = false; 13805 synchronized (mPackages) { 13806 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13807 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13808 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13809 .valueAt(i); 13810 if (userId != thisUserId) { 13811 continue; 13812 } 13813 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13814 while (it.hasNext()) { 13815 PersistentPreferredActivity ppa = it.next(); 13816 // Mark entry for removal only if it matches the package name. 13817 if (ppa.mComponent.getPackageName().equals(packageName)) { 13818 if (removed == null) { 13819 removed = new ArrayList<PersistentPreferredActivity>(); 13820 } 13821 removed.add(ppa); 13822 } 13823 } 13824 if (removed != null) { 13825 for (int j=0; j<removed.size(); j++) { 13826 PersistentPreferredActivity ppa = removed.get(j); 13827 ppir.removeFilter(ppa); 13828 } 13829 changed = true; 13830 } 13831 } 13832 13833 if (changed) { 13834 scheduleWritePackageRestrictionsLocked(userId); 13835 } 13836 } 13837 } 13838 13839 /** 13840 * Common machinery for picking apart a restored XML blob and passing 13841 * it to a caller-supplied functor to be applied to the running system. 13842 */ 13843 private void restoreFromXml(XmlPullParser parser, int userId, 13844 String expectedStartTag, BlobXmlRestorer functor) 13845 throws IOException, XmlPullParserException { 13846 int type; 13847 while ((type = parser.next()) != XmlPullParser.START_TAG 13848 && type != XmlPullParser.END_DOCUMENT) { 13849 } 13850 if (type != XmlPullParser.START_TAG) { 13851 // oops didn't find a start tag?! 13852 if (DEBUG_BACKUP) { 13853 Slog.e(TAG, "Didn't find start tag during restore"); 13854 } 13855 return; 13856 } 13857 13858 // this is supposed to be TAG_PREFERRED_BACKUP 13859 if (!expectedStartTag.equals(parser.getName())) { 13860 if (DEBUG_BACKUP) { 13861 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13862 } 13863 return; 13864 } 13865 13866 // skip interfering stuff, then we're aligned with the backing implementation 13867 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13868 functor.apply(parser, userId); 13869 } 13870 13871 private interface BlobXmlRestorer { 13872 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13873 } 13874 13875 /** 13876 * Non-Binder method, support for the backup/restore mechanism: write the 13877 * full set of preferred activities in its canonical XML format. Returns the 13878 * XML output as a byte array, or null if there is none. 13879 */ 13880 @Override 13881 public byte[] getPreferredActivityBackup(int userId) { 13882 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13883 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13884 } 13885 13886 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13887 try { 13888 final XmlSerializer serializer = new FastXmlSerializer(); 13889 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13890 serializer.startDocument(null, true); 13891 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13892 13893 synchronized (mPackages) { 13894 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13895 } 13896 13897 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13898 serializer.endDocument(); 13899 serializer.flush(); 13900 } catch (Exception e) { 13901 if (DEBUG_BACKUP) { 13902 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13903 } 13904 return null; 13905 } 13906 13907 return dataStream.toByteArray(); 13908 } 13909 13910 @Override 13911 public void restorePreferredActivities(byte[] backup, int userId) { 13912 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13913 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13914 } 13915 13916 try { 13917 final XmlPullParser parser = Xml.newPullParser(); 13918 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13919 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13920 new BlobXmlRestorer() { 13921 @Override 13922 public void apply(XmlPullParser parser, int userId) 13923 throws XmlPullParserException, IOException { 13924 synchronized (mPackages) { 13925 mSettings.readPreferredActivitiesLPw(parser, userId); 13926 } 13927 } 13928 } ); 13929 } catch (Exception e) { 13930 if (DEBUG_BACKUP) { 13931 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13932 } 13933 } 13934 } 13935 13936 /** 13937 * Non-Binder method, support for the backup/restore mechanism: write the 13938 * default browser (etc) settings in its canonical XML format. Returns the default 13939 * browser XML representation as a byte array, or null if there is none. 13940 */ 13941 @Override 13942 public byte[] getDefaultAppsBackup(int userId) { 13943 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13944 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13945 } 13946 13947 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13948 try { 13949 final XmlSerializer serializer = new FastXmlSerializer(); 13950 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13951 serializer.startDocument(null, true); 13952 serializer.startTag(null, TAG_DEFAULT_APPS); 13953 13954 synchronized (mPackages) { 13955 mSettings.writeDefaultAppsLPr(serializer, userId); 13956 } 13957 13958 serializer.endTag(null, TAG_DEFAULT_APPS); 13959 serializer.endDocument(); 13960 serializer.flush(); 13961 } catch (Exception e) { 13962 if (DEBUG_BACKUP) { 13963 Slog.e(TAG, "Unable to write default apps for backup", e); 13964 } 13965 return null; 13966 } 13967 13968 return dataStream.toByteArray(); 13969 } 13970 13971 @Override 13972 public void restoreDefaultApps(byte[] backup, int userId) { 13973 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13974 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13975 } 13976 13977 try { 13978 final XmlPullParser parser = Xml.newPullParser(); 13979 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13980 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13981 new BlobXmlRestorer() { 13982 @Override 13983 public void apply(XmlPullParser parser, int userId) 13984 throws XmlPullParserException, IOException { 13985 synchronized (mPackages) { 13986 mSettings.readDefaultAppsLPw(parser, userId); 13987 } 13988 } 13989 } ); 13990 } catch (Exception e) { 13991 if (DEBUG_BACKUP) { 13992 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13993 } 13994 } 13995 } 13996 13997 @Override 13998 public byte[] getIntentFilterVerificationBackup(int userId) { 13999 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14000 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14001 } 14002 14003 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14004 try { 14005 final XmlSerializer serializer = new FastXmlSerializer(); 14006 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14007 serializer.startDocument(null, true); 14008 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14009 14010 synchronized (mPackages) { 14011 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14012 } 14013 14014 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14015 serializer.endDocument(); 14016 serializer.flush(); 14017 } catch (Exception e) { 14018 if (DEBUG_BACKUP) { 14019 Slog.e(TAG, "Unable to write default apps for backup", e); 14020 } 14021 return null; 14022 } 14023 14024 return dataStream.toByteArray(); 14025 } 14026 14027 @Override 14028 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14029 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14030 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14031 } 14032 14033 try { 14034 final XmlPullParser parser = Xml.newPullParser(); 14035 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14036 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14037 new BlobXmlRestorer() { 14038 @Override 14039 public void apply(XmlPullParser parser, int userId) 14040 throws XmlPullParserException, IOException { 14041 synchronized (mPackages) { 14042 mSettings.readAllDomainVerificationsLPr(parser, userId); 14043 mSettings.writeLPr(); 14044 } 14045 } 14046 } ); 14047 } catch (Exception e) { 14048 if (DEBUG_BACKUP) { 14049 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14050 } 14051 } 14052 } 14053 14054 @Override 14055 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14056 int sourceUserId, int targetUserId, int flags) { 14057 mContext.enforceCallingOrSelfPermission( 14058 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14059 int callingUid = Binder.getCallingUid(); 14060 enforceOwnerRights(ownerPackage, callingUid); 14061 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14062 if (intentFilter.countActions() == 0) { 14063 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14064 return; 14065 } 14066 synchronized (mPackages) { 14067 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14068 ownerPackage, targetUserId, flags); 14069 CrossProfileIntentResolver resolver = 14070 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14071 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14072 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14073 if (existing != null) { 14074 int size = existing.size(); 14075 for (int i = 0; i < size; i++) { 14076 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14077 return; 14078 } 14079 } 14080 } 14081 resolver.addFilter(newFilter); 14082 scheduleWritePackageRestrictionsLocked(sourceUserId); 14083 } 14084 } 14085 14086 @Override 14087 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14088 mContext.enforceCallingOrSelfPermission( 14089 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14090 int callingUid = Binder.getCallingUid(); 14091 enforceOwnerRights(ownerPackage, callingUid); 14092 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14093 synchronized (mPackages) { 14094 CrossProfileIntentResolver resolver = 14095 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14096 ArraySet<CrossProfileIntentFilter> set = 14097 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14098 for (CrossProfileIntentFilter filter : set) { 14099 if (filter.getOwnerPackage().equals(ownerPackage)) { 14100 resolver.removeFilter(filter); 14101 } 14102 } 14103 scheduleWritePackageRestrictionsLocked(sourceUserId); 14104 } 14105 } 14106 14107 // Enforcing that callingUid is owning pkg on userId 14108 private void enforceOwnerRights(String pkg, int callingUid) { 14109 // The system owns everything. 14110 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14111 return; 14112 } 14113 int callingUserId = UserHandle.getUserId(callingUid); 14114 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14115 if (pi == null) { 14116 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14117 + callingUserId); 14118 } 14119 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14120 throw new SecurityException("Calling uid " + callingUid 14121 + " does not own package " + pkg); 14122 } 14123 } 14124 14125 @Override 14126 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14127 Intent intent = new Intent(Intent.ACTION_MAIN); 14128 intent.addCategory(Intent.CATEGORY_HOME); 14129 14130 final int callingUserId = UserHandle.getCallingUserId(); 14131 List<ResolveInfo> list = queryIntentActivities(intent, null, 14132 PackageManager.GET_META_DATA, callingUserId); 14133 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14134 true, false, false, callingUserId); 14135 14136 allHomeCandidates.clear(); 14137 if (list != null) { 14138 for (ResolveInfo ri : list) { 14139 allHomeCandidates.add(ri); 14140 } 14141 } 14142 return (preferred == null || preferred.activityInfo == null) 14143 ? null 14144 : new ComponentName(preferred.activityInfo.packageName, 14145 preferred.activityInfo.name); 14146 } 14147 14148 @Override 14149 public void setApplicationEnabledSetting(String appPackageName, 14150 int newState, int flags, int userId, String callingPackage) { 14151 if (!sUserManager.exists(userId)) return; 14152 if (callingPackage == null) { 14153 callingPackage = Integer.toString(Binder.getCallingUid()); 14154 } 14155 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14156 } 14157 14158 @Override 14159 public void setComponentEnabledSetting(ComponentName componentName, 14160 int newState, int flags, int userId) { 14161 if (!sUserManager.exists(userId)) return; 14162 setEnabledSetting(componentName.getPackageName(), 14163 componentName.getClassName(), newState, flags, userId, null); 14164 } 14165 14166 private void setEnabledSetting(final String packageName, String className, int newState, 14167 final int flags, int userId, String callingPackage) { 14168 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14169 || newState == COMPONENT_ENABLED_STATE_ENABLED 14170 || newState == COMPONENT_ENABLED_STATE_DISABLED 14171 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14172 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14173 throw new IllegalArgumentException("Invalid new component state: " 14174 + newState); 14175 } 14176 PackageSetting pkgSetting; 14177 final int uid = Binder.getCallingUid(); 14178 final int permission = mContext.checkCallingOrSelfPermission( 14179 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14180 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14181 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14182 boolean sendNow = false; 14183 boolean isApp = (className == null); 14184 String componentName = isApp ? packageName : className; 14185 int packageUid = -1; 14186 ArrayList<String> components; 14187 14188 // writer 14189 synchronized (mPackages) { 14190 pkgSetting = mSettings.mPackages.get(packageName); 14191 if (pkgSetting == null) { 14192 if (className == null) { 14193 throw new IllegalArgumentException( 14194 "Unknown package: " + packageName); 14195 } 14196 throw new IllegalArgumentException( 14197 "Unknown component: " + packageName 14198 + "/" + className); 14199 } 14200 // Allow root and verify that userId is not being specified by a different user 14201 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14202 throw new SecurityException( 14203 "Permission Denial: attempt to change component state from pid=" 14204 + Binder.getCallingPid() 14205 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14206 } 14207 if (className == null) { 14208 // We're dealing with an application/package level state change 14209 if (pkgSetting.getEnabled(userId) == newState) { 14210 // Nothing to do 14211 return; 14212 } 14213 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14214 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14215 // Don't care about who enables an app. 14216 callingPackage = null; 14217 } 14218 pkgSetting.setEnabled(newState, userId, callingPackage); 14219 // pkgSetting.pkg.mSetEnabled = newState; 14220 } else { 14221 // We're dealing with a component level state change 14222 // First, verify that this is a valid class name. 14223 PackageParser.Package pkg = pkgSetting.pkg; 14224 if (pkg == null || !pkg.hasComponentClassName(className)) { 14225 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14226 throw new IllegalArgumentException("Component class " + className 14227 + " does not exist in " + packageName); 14228 } else { 14229 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14230 + className + " does not exist in " + packageName); 14231 } 14232 } 14233 switch (newState) { 14234 case COMPONENT_ENABLED_STATE_ENABLED: 14235 if (!pkgSetting.enableComponentLPw(className, userId)) { 14236 return; 14237 } 14238 break; 14239 case COMPONENT_ENABLED_STATE_DISABLED: 14240 if (!pkgSetting.disableComponentLPw(className, userId)) { 14241 return; 14242 } 14243 break; 14244 case COMPONENT_ENABLED_STATE_DEFAULT: 14245 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14246 return; 14247 } 14248 break; 14249 default: 14250 Slog.e(TAG, "Invalid new component state: " + newState); 14251 return; 14252 } 14253 } 14254 scheduleWritePackageRestrictionsLocked(userId); 14255 components = mPendingBroadcasts.get(userId, packageName); 14256 final boolean newPackage = components == null; 14257 if (newPackage) { 14258 components = new ArrayList<String>(); 14259 } 14260 if (!components.contains(componentName)) { 14261 components.add(componentName); 14262 } 14263 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14264 sendNow = true; 14265 // Purge entry from pending broadcast list if another one exists already 14266 // since we are sending one right away. 14267 mPendingBroadcasts.remove(userId, packageName); 14268 } else { 14269 if (newPackage) { 14270 mPendingBroadcasts.put(userId, packageName, components); 14271 } 14272 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14273 // Schedule a message 14274 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14275 } 14276 } 14277 } 14278 14279 long callingId = Binder.clearCallingIdentity(); 14280 try { 14281 if (sendNow) { 14282 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14283 sendPackageChangedBroadcast(packageName, 14284 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14285 } 14286 } finally { 14287 Binder.restoreCallingIdentity(callingId); 14288 } 14289 } 14290 14291 private void sendPackageChangedBroadcast(String packageName, 14292 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14293 if (DEBUG_INSTALL) 14294 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14295 + componentNames); 14296 Bundle extras = new Bundle(4); 14297 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14298 String nameList[] = new String[componentNames.size()]; 14299 componentNames.toArray(nameList); 14300 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14301 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14302 extras.putInt(Intent.EXTRA_UID, packageUid); 14303 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14304 new int[] {UserHandle.getUserId(packageUid)}); 14305 } 14306 14307 @Override 14308 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14309 if (!sUserManager.exists(userId)) return; 14310 final int uid = Binder.getCallingUid(); 14311 final int permission = mContext.checkCallingOrSelfPermission( 14312 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14313 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14314 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14315 // writer 14316 synchronized (mPackages) { 14317 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14318 allowedByPermission, uid, userId)) { 14319 scheduleWritePackageRestrictionsLocked(userId); 14320 } 14321 } 14322 } 14323 14324 @Override 14325 public String getInstallerPackageName(String packageName) { 14326 // reader 14327 synchronized (mPackages) { 14328 return mSettings.getInstallerPackageNameLPr(packageName); 14329 } 14330 } 14331 14332 @Override 14333 public int getApplicationEnabledSetting(String packageName, int userId) { 14334 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14335 int uid = Binder.getCallingUid(); 14336 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14337 // reader 14338 synchronized (mPackages) { 14339 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14340 } 14341 } 14342 14343 @Override 14344 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14345 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14346 int uid = Binder.getCallingUid(); 14347 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14348 // reader 14349 synchronized (mPackages) { 14350 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14351 } 14352 } 14353 14354 @Override 14355 public void enterSafeMode() { 14356 enforceSystemOrRoot("Only the system can request entering safe mode"); 14357 14358 if (!mSystemReady) { 14359 mSafeMode = true; 14360 } 14361 } 14362 14363 @Override 14364 public void systemReady() { 14365 mSystemReady = true; 14366 14367 // Read the compatibilty setting when the system is ready. 14368 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14369 mContext.getContentResolver(), 14370 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14371 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14372 if (DEBUG_SETTINGS) { 14373 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14374 } 14375 14376 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14377 14378 synchronized (mPackages) { 14379 // Verify that all of the preferred activity components actually 14380 // exist. It is possible for applications to be updated and at 14381 // that point remove a previously declared activity component that 14382 // had been set as a preferred activity. We try to clean this up 14383 // the next time we encounter that preferred activity, but it is 14384 // possible for the user flow to never be able to return to that 14385 // situation so here we do a sanity check to make sure we haven't 14386 // left any junk around. 14387 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14388 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14389 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14390 removed.clear(); 14391 for (PreferredActivity pa : pir.filterSet()) { 14392 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14393 removed.add(pa); 14394 } 14395 } 14396 if (removed.size() > 0) { 14397 for (int r=0; r<removed.size(); r++) { 14398 PreferredActivity pa = removed.get(r); 14399 Slog.w(TAG, "Removing dangling preferred activity: " 14400 + pa.mPref.mComponent); 14401 pir.removeFilter(pa); 14402 } 14403 mSettings.writePackageRestrictionsLPr( 14404 mSettings.mPreferredActivities.keyAt(i)); 14405 } 14406 } 14407 14408 for (int userId : UserManagerService.getInstance().getUserIds()) { 14409 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14410 grantPermissionsUserIds = ArrayUtils.appendInt( 14411 grantPermissionsUserIds, userId); 14412 } 14413 } 14414 } 14415 sUserManager.systemReady(); 14416 14417 // If we upgraded grant all default permissions before kicking off. 14418 for (int userId : grantPermissionsUserIds) { 14419 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14420 } 14421 14422 // Kick off any messages waiting for system ready 14423 if (mPostSystemReadyMessages != null) { 14424 for (Message msg : mPostSystemReadyMessages) { 14425 msg.sendToTarget(); 14426 } 14427 mPostSystemReadyMessages = null; 14428 } 14429 14430 // Watch for external volumes that come and go over time 14431 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14432 storage.registerListener(mStorageListener); 14433 14434 mInstallerService.systemReady(); 14435 mPackageDexOptimizer.systemReady(); 14436 } 14437 14438 @Override 14439 public boolean isSafeMode() { 14440 return mSafeMode; 14441 } 14442 14443 @Override 14444 public boolean hasSystemUidErrors() { 14445 return mHasSystemUidErrors; 14446 } 14447 14448 static String arrayToString(int[] array) { 14449 StringBuffer buf = new StringBuffer(128); 14450 buf.append('['); 14451 if (array != null) { 14452 for (int i=0; i<array.length; i++) { 14453 if (i > 0) buf.append(", "); 14454 buf.append(array[i]); 14455 } 14456 } 14457 buf.append(']'); 14458 return buf.toString(); 14459 } 14460 14461 static class DumpState { 14462 public static final int DUMP_LIBS = 1 << 0; 14463 public static final int DUMP_FEATURES = 1 << 1; 14464 public static final int DUMP_RESOLVERS = 1 << 2; 14465 public static final int DUMP_PERMISSIONS = 1 << 3; 14466 public static final int DUMP_PACKAGES = 1 << 4; 14467 public static final int DUMP_SHARED_USERS = 1 << 5; 14468 public static final int DUMP_MESSAGES = 1 << 6; 14469 public static final int DUMP_PROVIDERS = 1 << 7; 14470 public static final int DUMP_VERIFIERS = 1 << 8; 14471 public static final int DUMP_PREFERRED = 1 << 9; 14472 public static final int DUMP_PREFERRED_XML = 1 << 10; 14473 public static final int DUMP_KEYSETS = 1 << 11; 14474 public static final int DUMP_VERSION = 1 << 12; 14475 public static final int DUMP_INSTALLS = 1 << 13; 14476 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14477 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14478 14479 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14480 14481 private int mTypes; 14482 14483 private int mOptions; 14484 14485 private boolean mTitlePrinted; 14486 14487 private SharedUserSetting mSharedUser; 14488 14489 public boolean isDumping(int type) { 14490 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14491 return true; 14492 } 14493 14494 return (mTypes & type) != 0; 14495 } 14496 14497 public void setDump(int type) { 14498 mTypes |= type; 14499 } 14500 14501 public boolean isOptionEnabled(int option) { 14502 return (mOptions & option) != 0; 14503 } 14504 14505 public void setOptionEnabled(int option) { 14506 mOptions |= option; 14507 } 14508 14509 public boolean onTitlePrinted() { 14510 final boolean printed = mTitlePrinted; 14511 mTitlePrinted = true; 14512 return printed; 14513 } 14514 14515 public boolean getTitlePrinted() { 14516 return mTitlePrinted; 14517 } 14518 14519 public void setTitlePrinted(boolean enabled) { 14520 mTitlePrinted = enabled; 14521 } 14522 14523 public SharedUserSetting getSharedUser() { 14524 return mSharedUser; 14525 } 14526 14527 public void setSharedUser(SharedUserSetting user) { 14528 mSharedUser = user; 14529 } 14530 } 14531 14532 @Override 14533 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14534 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14535 != PackageManager.PERMISSION_GRANTED) { 14536 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14537 + Binder.getCallingPid() 14538 + ", uid=" + Binder.getCallingUid() 14539 + " without permission " 14540 + android.Manifest.permission.DUMP); 14541 return; 14542 } 14543 14544 DumpState dumpState = new DumpState(); 14545 boolean fullPreferred = false; 14546 boolean checkin = false; 14547 14548 String packageName = null; 14549 ArraySet<String> permissionNames = null; 14550 14551 int opti = 0; 14552 while (opti < args.length) { 14553 String opt = args[opti]; 14554 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14555 break; 14556 } 14557 opti++; 14558 14559 if ("-a".equals(opt)) { 14560 // Right now we only know how to print all. 14561 } else if ("-h".equals(opt)) { 14562 pw.println("Package manager dump options:"); 14563 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14564 pw.println(" --checkin: dump for a checkin"); 14565 pw.println(" -f: print details of intent filters"); 14566 pw.println(" -h: print this help"); 14567 pw.println(" cmd may be one of:"); 14568 pw.println(" l[ibraries]: list known shared libraries"); 14569 pw.println(" f[ibraries]: list device features"); 14570 pw.println(" k[eysets]: print known keysets"); 14571 pw.println(" r[esolvers]: dump intent resolvers"); 14572 pw.println(" perm[issions]: dump permissions"); 14573 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14574 pw.println(" pref[erred]: print preferred package settings"); 14575 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14576 pw.println(" prov[iders]: dump content providers"); 14577 pw.println(" p[ackages]: dump installed packages"); 14578 pw.println(" s[hared-users]: dump shared user IDs"); 14579 pw.println(" m[essages]: print collected runtime messages"); 14580 pw.println(" v[erifiers]: print package verifier info"); 14581 pw.println(" version: print database version info"); 14582 pw.println(" write: write current settings now"); 14583 pw.println(" <package.name>: info about given package"); 14584 pw.println(" installs: details about install sessions"); 14585 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14586 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14587 return; 14588 } else if ("--checkin".equals(opt)) { 14589 checkin = true; 14590 } else if ("-f".equals(opt)) { 14591 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14592 } else { 14593 pw.println("Unknown argument: " + opt + "; use -h for help"); 14594 } 14595 } 14596 14597 // Is the caller requesting to dump a particular piece of data? 14598 if (opti < args.length) { 14599 String cmd = args[opti]; 14600 opti++; 14601 // Is this a package name? 14602 if ("android".equals(cmd) || cmd.contains(".")) { 14603 packageName = cmd; 14604 // When dumping a single package, we always dump all of its 14605 // filter information since the amount of data will be reasonable. 14606 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14607 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14608 dumpState.setDump(DumpState.DUMP_LIBS); 14609 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14610 dumpState.setDump(DumpState.DUMP_FEATURES); 14611 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14612 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14613 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14614 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14615 } else if ("permission".equals(cmd)) { 14616 if (opti >= args.length) { 14617 pw.println("Error: permission requires permission name"); 14618 return; 14619 } 14620 permissionNames = new ArraySet<>(); 14621 while (opti < args.length) { 14622 permissionNames.add(args[opti]); 14623 opti++; 14624 } 14625 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14626 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14627 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14628 dumpState.setDump(DumpState.DUMP_PREFERRED); 14629 } else if ("preferred-xml".equals(cmd)) { 14630 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14631 if (opti < args.length && "--full".equals(args[opti])) { 14632 fullPreferred = true; 14633 opti++; 14634 } 14635 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14636 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14637 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14638 dumpState.setDump(DumpState.DUMP_PACKAGES); 14639 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14640 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14641 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14642 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14643 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14644 dumpState.setDump(DumpState.DUMP_MESSAGES); 14645 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14646 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14647 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14648 || "intent-filter-verifiers".equals(cmd)) { 14649 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14650 } else if ("version".equals(cmd)) { 14651 dumpState.setDump(DumpState.DUMP_VERSION); 14652 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14653 dumpState.setDump(DumpState.DUMP_KEYSETS); 14654 } else if ("installs".equals(cmd)) { 14655 dumpState.setDump(DumpState.DUMP_INSTALLS); 14656 } else if ("write".equals(cmd)) { 14657 synchronized (mPackages) { 14658 mSettings.writeLPr(); 14659 pw.println("Settings written."); 14660 return; 14661 } 14662 } 14663 } 14664 14665 if (checkin) { 14666 pw.println("vers,1"); 14667 } 14668 14669 // reader 14670 synchronized (mPackages) { 14671 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14672 if (!checkin) { 14673 if (dumpState.onTitlePrinted()) 14674 pw.println(); 14675 pw.println("Database versions:"); 14676 pw.print(" SDK Version:"); 14677 pw.print(" internal="); 14678 pw.print(mSettings.mInternalSdkPlatform); 14679 pw.print(" external="); 14680 pw.println(mSettings.mExternalSdkPlatform); 14681 pw.print(" DB Version:"); 14682 pw.print(" internal="); 14683 pw.print(mSettings.mInternalDatabaseVersion); 14684 pw.print(" external="); 14685 pw.println(mSettings.mExternalDatabaseVersion); 14686 } 14687 } 14688 14689 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14690 if (!checkin) { 14691 if (dumpState.onTitlePrinted()) 14692 pw.println(); 14693 pw.println("Verifiers:"); 14694 pw.print(" Required: "); 14695 pw.print(mRequiredVerifierPackage); 14696 pw.print(" (uid="); 14697 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14698 pw.println(")"); 14699 } else if (mRequiredVerifierPackage != null) { 14700 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14701 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14702 } 14703 } 14704 14705 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14706 packageName == null) { 14707 if (mIntentFilterVerifierComponent != null) { 14708 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14709 if (!checkin) { 14710 if (dumpState.onTitlePrinted()) 14711 pw.println(); 14712 pw.println("Intent Filter Verifier:"); 14713 pw.print(" Using: "); 14714 pw.print(verifierPackageName); 14715 pw.print(" (uid="); 14716 pw.print(getPackageUid(verifierPackageName, 0)); 14717 pw.println(")"); 14718 } else if (verifierPackageName != null) { 14719 pw.print("ifv,"); pw.print(verifierPackageName); 14720 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14721 } 14722 } else { 14723 pw.println(); 14724 pw.println("No Intent Filter Verifier available!"); 14725 } 14726 } 14727 14728 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14729 boolean printedHeader = false; 14730 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14731 while (it.hasNext()) { 14732 String name = it.next(); 14733 SharedLibraryEntry ent = mSharedLibraries.get(name); 14734 if (!checkin) { 14735 if (!printedHeader) { 14736 if (dumpState.onTitlePrinted()) 14737 pw.println(); 14738 pw.println("Libraries:"); 14739 printedHeader = true; 14740 } 14741 pw.print(" "); 14742 } else { 14743 pw.print("lib,"); 14744 } 14745 pw.print(name); 14746 if (!checkin) { 14747 pw.print(" -> "); 14748 } 14749 if (ent.path != null) { 14750 if (!checkin) { 14751 pw.print("(jar) "); 14752 pw.print(ent.path); 14753 } else { 14754 pw.print(",jar,"); 14755 pw.print(ent.path); 14756 } 14757 } else { 14758 if (!checkin) { 14759 pw.print("(apk) "); 14760 pw.print(ent.apk); 14761 } else { 14762 pw.print(",apk,"); 14763 pw.print(ent.apk); 14764 } 14765 } 14766 pw.println(); 14767 } 14768 } 14769 14770 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14771 if (dumpState.onTitlePrinted()) 14772 pw.println(); 14773 if (!checkin) { 14774 pw.println("Features:"); 14775 } 14776 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14777 while (it.hasNext()) { 14778 String name = it.next(); 14779 if (!checkin) { 14780 pw.print(" "); 14781 } else { 14782 pw.print("feat,"); 14783 } 14784 pw.println(name); 14785 } 14786 } 14787 14788 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14789 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14790 : "Activity Resolver Table:", " ", packageName, 14791 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14792 dumpState.setTitlePrinted(true); 14793 } 14794 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14795 : "Receiver Resolver Table:", " ", packageName, 14796 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14797 dumpState.setTitlePrinted(true); 14798 } 14799 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14800 : "Service Resolver Table:", " ", packageName, 14801 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14802 dumpState.setTitlePrinted(true); 14803 } 14804 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14805 : "Provider Resolver Table:", " ", packageName, 14806 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14807 dumpState.setTitlePrinted(true); 14808 } 14809 } 14810 14811 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14812 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14813 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14814 int user = mSettings.mPreferredActivities.keyAt(i); 14815 if (pir.dump(pw, 14816 dumpState.getTitlePrinted() 14817 ? "\nPreferred Activities User " + user + ":" 14818 : "Preferred Activities User " + user + ":", " ", 14819 packageName, true, false)) { 14820 dumpState.setTitlePrinted(true); 14821 } 14822 } 14823 } 14824 14825 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14826 pw.flush(); 14827 FileOutputStream fout = new FileOutputStream(fd); 14828 BufferedOutputStream str = new BufferedOutputStream(fout); 14829 XmlSerializer serializer = new FastXmlSerializer(); 14830 try { 14831 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14832 serializer.startDocument(null, true); 14833 serializer.setFeature( 14834 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14835 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14836 serializer.endDocument(); 14837 serializer.flush(); 14838 } catch (IllegalArgumentException e) { 14839 pw.println("Failed writing: " + e); 14840 } catch (IllegalStateException e) { 14841 pw.println("Failed writing: " + e); 14842 } catch (IOException e) { 14843 pw.println("Failed writing: " + e); 14844 } 14845 } 14846 14847 if (!checkin 14848 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14849 && packageName == null) { 14850 pw.println(); 14851 int count = mSettings.mPackages.size(); 14852 if (count == 0) { 14853 pw.println("No applications!"); 14854 pw.println(); 14855 } else { 14856 final String prefix = " "; 14857 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14858 if (allPackageSettings.size() == 0) { 14859 pw.println("No domain preferred apps!"); 14860 pw.println(); 14861 } else { 14862 pw.println("App verification status:"); 14863 pw.println(); 14864 count = 0; 14865 for (PackageSetting ps : allPackageSettings) { 14866 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14867 if (ivi == null || ivi.getPackageName() == null) continue; 14868 pw.println(prefix + "Package: " + ivi.getPackageName()); 14869 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14870 pw.println(prefix + "Status: " + ivi.getStatusString()); 14871 pw.println(); 14872 count++; 14873 } 14874 if (count == 0) { 14875 pw.println(prefix + "No app verification established."); 14876 pw.println(); 14877 } 14878 for (int userId : sUserManager.getUserIds()) { 14879 pw.println("App linkages for user " + userId + ":"); 14880 pw.println(); 14881 count = 0; 14882 for (PackageSetting ps : allPackageSettings) { 14883 final int status = ps.getDomainVerificationStatusForUser(userId); 14884 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14885 continue; 14886 } 14887 pw.println(prefix + "Package: " + ps.name); 14888 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14889 String statusStr = IntentFilterVerificationInfo. 14890 getStatusStringFromValue(status); 14891 pw.println(prefix + "Status: " + statusStr); 14892 pw.println(); 14893 count++; 14894 } 14895 if (count == 0) { 14896 pw.println(prefix + "No configured app linkages."); 14897 pw.println(); 14898 } 14899 } 14900 } 14901 } 14902 } 14903 14904 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14905 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14906 if (packageName == null && permissionNames == null) { 14907 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14908 if (iperm == 0) { 14909 if (dumpState.onTitlePrinted()) 14910 pw.println(); 14911 pw.println("AppOp Permissions:"); 14912 } 14913 pw.print(" AppOp Permission "); 14914 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14915 pw.println(":"); 14916 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14917 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14918 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14919 } 14920 } 14921 } 14922 } 14923 14924 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14925 boolean printedSomething = false; 14926 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14927 if (packageName != null && !packageName.equals(p.info.packageName)) { 14928 continue; 14929 } 14930 if (!printedSomething) { 14931 if (dumpState.onTitlePrinted()) 14932 pw.println(); 14933 pw.println("Registered ContentProviders:"); 14934 printedSomething = true; 14935 } 14936 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14937 pw.print(" "); pw.println(p.toString()); 14938 } 14939 printedSomething = false; 14940 for (Map.Entry<String, PackageParser.Provider> entry : 14941 mProvidersByAuthority.entrySet()) { 14942 PackageParser.Provider p = entry.getValue(); 14943 if (packageName != null && !packageName.equals(p.info.packageName)) { 14944 continue; 14945 } 14946 if (!printedSomething) { 14947 if (dumpState.onTitlePrinted()) 14948 pw.println(); 14949 pw.println("ContentProvider Authorities:"); 14950 printedSomething = true; 14951 } 14952 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14953 pw.print(" "); pw.println(p.toString()); 14954 if (p.info != null && p.info.applicationInfo != null) { 14955 final String appInfo = p.info.applicationInfo.toString(); 14956 pw.print(" applicationInfo="); pw.println(appInfo); 14957 } 14958 } 14959 } 14960 14961 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14962 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14963 } 14964 14965 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14966 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14967 } 14968 14969 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14970 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14971 } 14972 14973 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14974 // XXX should handle packageName != null by dumping only install data that 14975 // the given package is involved with. 14976 if (dumpState.onTitlePrinted()) pw.println(); 14977 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14978 } 14979 14980 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14981 if (dumpState.onTitlePrinted()) pw.println(); 14982 mSettings.dumpReadMessagesLPr(pw, dumpState); 14983 14984 pw.println(); 14985 pw.println("Package warning messages:"); 14986 BufferedReader in = null; 14987 String line = null; 14988 try { 14989 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14990 while ((line = in.readLine()) != null) { 14991 if (line.contains("ignored: updated version")) continue; 14992 pw.println(line); 14993 } 14994 } catch (IOException ignored) { 14995 } finally { 14996 IoUtils.closeQuietly(in); 14997 } 14998 } 14999 15000 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15001 BufferedReader in = null; 15002 String line = null; 15003 try { 15004 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15005 while ((line = in.readLine()) != null) { 15006 if (line.contains("ignored: updated version")) continue; 15007 pw.print("msg,"); 15008 pw.println(line); 15009 } 15010 } catch (IOException ignored) { 15011 } finally { 15012 IoUtils.closeQuietly(in); 15013 } 15014 } 15015 } 15016 } 15017 15018 private String dumpDomainString(String packageName) { 15019 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15020 List<IntentFilter> filters = getAllIntentFilters(packageName); 15021 15022 ArraySet<String> result = new ArraySet<>(); 15023 if (iviList.size() > 0) { 15024 for (IntentFilterVerificationInfo ivi : iviList) { 15025 for (String host : ivi.getDomains()) { 15026 result.add(host); 15027 } 15028 } 15029 } 15030 if (filters != null && filters.size() > 0) { 15031 for (IntentFilter filter : filters) { 15032 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15033 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15034 result.addAll(filter.getHostsList()); 15035 } 15036 } 15037 } 15038 15039 StringBuilder sb = new StringBuilder(result.size() * 16); 15040 for (String domain : result) { 15041 if (sb.length() > 0) sb.append(" "); 15042 sb.append(domain); 15043 } 15044 return sb.toString(); 15045 } 15046 15047 // ------- apps on sdcard specific code ------- 15048 static final boolean DEBUG_SD_INSTALL = false; 15049 15050 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15051 15052 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15053 15054 private boolean mMediaMounted = false; 15055 15056 static String getEncryptKey() { 15057 try { 15058 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15059 SD_ENCRYPTION_KEYSTORE_NAME); 15060 if (sdEncKey == null) { 15061 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15062 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15063 if (sdEncKey == null) { 15064 Slog.e(TAG, "Failed to create encryption keys"); 15065 return null; 15066 } 15067 } 15068 return sdEncKey; 15069 } catch (NoSuchAlgorithmException nsae) { 15070 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15071 return null; 15072 } catch (IOException ioe) { 15073 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15074 return null; 15075 } 15076 } 15077 15078 /* 15079 * Update media status on PackageManager. 15080 */ 15081 @Override 15082 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15083 int callingUid = Binder.getCallingUid(); 15084 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15085 throw new SecurityException("Media status can only be updated by the system"); 15086 } 15087 // reader; this apparently protects mMediaMounted, but should probably 15088 // be a different lock in that case. 15089 synchronized (mPackages) { 15090 Log.i(TAG, "Updating external media status from " 15091 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15092 + (mediaStatus ? "mounted" : "unmounted")); 15093 if (DEBUG_SD_INSTALL) 15094 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15095 + ", mMediaMounted=" + mMediaMounted); 15096 if (mediaStatus == mMediaMounted) { 15097 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15098 : 0, -1); 15099 mHandler.sendMessage(msg); 15100 return; 15101 } 15102 mMediaMounted = mediaStatus; 15103 } 15104 // Queue up an async operation since the package installation may take a 15105 // little while. 15106 mHandler.post(new Runnable() { 15107 public void run() { 15108 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15109 } 15110 }); 15111 } 15112 15113 /** 15114 * Called by MountService when the initial ASECs to scan are available. 15115 * Should block until all the ASEC containers are finished being scanned. 15116 */ 15117 public void scanAvailableAsecs() { 15118 updateExternalMediaStatusInner(true, false, false); 15119 if (mShouldRestoreconData) { 15120 SELinuxMMAC.setRestoreconDone(); 15121 mShouldRestoreconData = false; 15122 } 15123 } 15124 15125 /* 15126 * Collect information of applications on external media, map them against 15127 * existing containers and update information based on current mount status. 15128 * Please note that we always have to report status if reportStatus has been 15129 * set to true especially when unloading packages. 15130 */ 15131 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15132 boolean externalStorage) { 15133 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15134 int[] uidArr = EmptyArray.INT; 15135 15136 final String[] list = PackageHelper.getSecureContainerList(); 15137 if (ArrayUtils.isEmpty(list)) { 15138 Log.i(TAG, "No secure containers found"); 15139 } else { 15140 // Process list of secure containers and categorize them 15141 // as active or stale based on their package internal state. 15142 15143 // reader 15144 synchronized (mPackages) { 15145 for (String cid : list) { 15146 // Leave stages untouched for now; installer service owns them 15147 if (PackageInstallerService.isStageName(cid)) continue; 15148 15149 if (DEBUG_SD_INSTALL) 15150 Log.i(TAG, "Processing container " + cid); 15151 String pkgName = getAsecPackageName(cid); 15152 if (pkgName == null) { 15153 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15154 continue; 15155 } 15156 if (DEBUG_SD_INSTALL) 15157 Log.i(TAG, "Looking for pkg : " + pkgName); 15158 15159 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15160 if (ps == null) { 15161 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15162 continue; 15163 } 15164 15165 /* 15166 * Skip packages that are not external if we're unmounting 15167 * external storage. 15168 */ 15169 if (externalStorage && !isMounted && !isExternal(ps)) { 15170 continue; 15171 } 15172 15173 final AsecInstallArgs args = new AsecInstallArgs(cid, 15174 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15175 // The package status is changed only if the code path 15176 // matches between settings and the container id. 15177 if (ps.codePathString != null 15178 && ps.codePathString.startsWith(args.getCodePath())) { 15179 if (DEBUG_SD_INSTALL) { 15180 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15181 + " at code path: " + ps.codePathString); 15182 } 15183 15184 // We do have a valid package installed on sdcard 15185 processCids.put(args, ps.codePathString); 15186 final int uid = ps.appId; 15187 if (uid != -1) { 15188 uidArr = ArrayUtils.appendInt(uidArr, uid); 15189 } 15190 } else { 15191 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15192 + ps.codePathString); 15193 } 15194 } 15195 } 15196 15197 Arrays.sort(uidArr); 15198 } 15199 15200 // Process packages with valid entries. 15201 if (isMounted) { 15202 if (DEBUG_SD_INSTALL) 15203 Log.i(TAG, "Loading packages"); 15204 loadMediaPackages(processCids, uidArr); 15205 startCleaningPackages(); 15206 mInstallerService.onSecureContainersAvailable(); 15207 } else { 15208 if (DEBUG_SD_INSTALL) 15209 Log.i(TAG, "Unloading packages"); 15210 unloadMediaPackages(processCids, uidArr, reportStatus); 15211 } 15212 } 15213 15214 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15215 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15216 final int size = infos.size(); 15217 final String[] packageNames = new String[size]; 15218 final int[] packageUids = new int[size]; 15219 for (int i = 0; i < size; i++) { 15220 final ApplicationInfo info = infos.get(i); 15221 packageNames[i] = info.packageName; 15222 packageUids[i] = info.uid; 15223 } 15224 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15225 finishedReceiver); 15226 } 15227 15228 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15229 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15230 sendResourcesChangedBroadcast(mediaStatus, replacing, 15231 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15232 } 15233 15234 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15235 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15236 int size = pkgList.length; 15237 if (size > 0) { 15238 // Send broadcasts here 15239 Bundle extras = new Bundle(); 15240 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15241 if (uidArr != null) { 15242 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15243 } 15244 if (replacing) { 15245 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15246 } 15247 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15248 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15249 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15250 } 15251 } 15252 15253 /* 15254 * Look at potentially valid container ids from processCids If package 15255 * information doesn't match the one on record or package scanning fails, 15256 * the cid is added to list of removeCids. We currently don't delete stale 15257 * containers. 15258 */ 15259 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15260 ArrayList<String> pkgList = new ArrayList<String>(); 15261 Set<AsecInstallArgs> keys = processCids.keySet(); 15262 15263 for (AsecInstallArgs args : keys) { 15264 String codePath = processCids.get(args); 15265 if (DEBUG_SD_INSTALL) 15266 Log.i(TAG, "Loading container : " + args.cid); 15267 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15268 try { 15269 // Make sure there are no container errors first. 15270 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15271 Slog.e(TAG, "Failed to mount cid : " + args.cid 15272 + " when installing from sdcard"); 15273 continue; 15274 } 15275 // Check code path here. 15276 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15277 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15278 + " does not match one in settings " + codePath); 15279 continue; 15280 } 15281 // Parse package 15282 int parseFlags = mDefParseFlags; 15283 if (args.isExternalAsec()) { 15284 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15285 } 15286 if (args.isFwdLocked()) { 15287 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15288 } 15289 15290 synchronized (mInstallLock) { 15291 PackageParser.Package pkg = null; 15292 try { 15293 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15294 } catch (PackageManagerException e) { 15295 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15296 } 15297 // Scan the package 15298 if (pkg != null) { 15299 /* 15300 * TODO why is the lock being held? doPostInstall is 15301 * called in other places without the lock. This needs 15302 * to be straightened out. 15303 */ 15304 // writer 15305 synchronized (mPackages) { 15306 retCode = PackageManager.INSTALL_SUCCEEDED; 15307 pkgList.add(pkg.packageName); 15308 // Post process args 15309 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15310 pkg.applicationInfo.uid); 15311 } 15312 } else { 15313 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15314 } 15315 } 15316 15317 } finally { 15318 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15319 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15320 } 15321 } 15322 } 15323 // writer 15324 synchronized (mPackages) { 15325 // If the platform SDK has changed since the last time we booted, 15326 // we need to re-grant app permission to catch any new ones that 15327 // appear. This is really a hack, and means that apps can in some 15328 // cases get permissions that the user didn't initially explicitly 15329 // allow... it would be nice to have some better way to handle 15330 // this situation. 15331 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15332 if (regrantPermissions) 15333 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15334 + mSdkVersion + "; regranting permissions for external storage"); 15335 mSettings.mExternalSdkPlatform = mSdkVersion; 15336 15337 // Make sure group IDs have been assigned, and any permission 15338 // changes in other apps are accounted for 15339 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15340 | (regrantPermissions 15341 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15342 : 0)); 15343 15344 mSettings.updateExternalDatabaseVersion(); 15345 15346 // can downgrade to reader 15347 // Persist settings 15348 mSettings.writeLPr(); 15349 } 15350 // Send a broadcast to let everyone know we are done processing 15351 if (pkgList.size() > 0) { 15352 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15353 } 15354 } 15355 15356 /* 15357 * Utility method to unload a list of specified containers 15358 */ 15359 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15360 // Just unmount all valid containers. 15361 for (AsecInstallArgs arg : cidArgs) { 15362 synchronized (mInstallLock) { 15363 arg.doPostDeleteLI(false); 15364 } 15365 } 15366 } 15367 15368 /* 15369 * Unload packages mounted on external media. This involves deleting package 15370 * data from internal structures, sending broadcasts about diabled packages, 15371 * gc'ing to free up references, unmounting all secure containers 15372 * corresponding to packages on external media, and posting a 15373 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15374 * that we always have to post this message if status has been requested no 15375 * matter what. 15376 */ 15377 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15378 final boolean reportStatus) { 15379 if (DEBUG_SD_INSTALL) 15380 Log.i(TAG, "unloading media packages"); 15381 ArrayList<String> pkgList = new ArrayList<String>(); 15382 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15383 final Set<AsecInstallArgs> keys = processCids.keySet(); 15384 for (AsecInstallArgs args : keys) { 15385 String pkgName = args.getPackageName(); 15386 if (DEBUG_SD_INSTALL) 15387 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15388 // Delete package internally 15389 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15390 synchronized (mInstallLock) { 15391 boolean res = deletePackageLI(pkgName, null, false, null, null, 15392 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15393 if (res) { 15394 pkgList.add(pkgName); 15395 } else { 15396 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15397 failedList.add(args); 15398 } 15399 } 15400 } 15401 15402 // reader 15403 synchronized (mPackages) { 15404 // We didn't update the settings after removing each package; 15405 // write them now for all packages. 15406 mSettings.writeLPr(); 15407 } 15408 15409 // We have to absolutely send UPDATED_MEDIA_STATUS only 15410 // after confirming that all the receivers processed the ordered 15411 // broadcast when packages get disabled, force a gc to clean things up. 15412 // and unload all the containers. 15413 if (pkgList.size() > 0) { 15414 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15415 new IIntentReceiver.Stub() { 15416 public void performReceive(Intent intent, int resultCode, String data, 15417 Bundle extras, boolean ordered, boolean sticky, 15418 int sendingUser) throws RemoteException { 15419 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15420 reportStatus ? 1 : 0, 1, keys); 15421 mHandler.sendMessage(msg); 15422 } 15423 }); 15424 } else { 15425 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15426 keys); 15427 mHandler.sendMessage(msg); 15428 } 15429 } 15430 15431 private void loadPrivatePackages(VolumeInfo vol) { 15432 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15433 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15434 synchronized (mInstallLock) { 15435 synchronized (mPackages) { 15436 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15437 for (PackageSetting ps : packages) { 15438 final PackageParser.Package pkg; 15439 try { 15440 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15441 loaded.add(pkg.applicationInfo); 15442 } catch (PackageManagerException e) { 15443 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15444 } 15445 } 15446 15447 // TODO: regrant any permissions that changed based since original install 15448 15449 mSettings.writeLPr(); 15450 } 15451 } 15452 15453 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15454 sendResourcesChangedBroadcast(true, false, loaded, null); 15455 } 15456 15457 private void unloadPrivatePackages(VolumeInfo vol) { 15458 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15459 synchronized (mInstallLock) { 15460 synchronized (mPackages) { 15461 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15462 for (PackageSetting ps : packages) { 15463 if (ps.pkg == null) continue; 15464 15465 final ApplicationInfo info = ps.pkg.applicationInfo; 15466 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15467 if (deletePackageLI(ps.name, null, false, null, null, 15468 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15469 unloaded.add(info); 15470 } else { 15471 Slog.w(TAG, "Failed to unload " + ps.codePath); 15472 } 15473 } 15474 15475 mSettings.writeLPr(); 15476 } 15477 } 15478 15479 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15480 sendResourcesChangedBroadcast(false, false, unloaded, null); 15481 } 15482 15483 /** 15484 * Examine all users present on given mounted volume, and destroy data 15485 * belonging to users that are no longer valid, or whose user ID has been 15486 * recycled. 15487 */ 15488 private void reconcileUsers(String volumeUuid) { 15489 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15490 if (ArrayUtils.isEmpty(files)) { 15491 Slog.d(TAG, "No users found on " + volumeUuid); 15492 return; 15493 } 15494 15495 for (File file : files) { 15496 if (!file.isDirectory()) continue; 15497 15498 final int userId; 15499 final UserInfo info; 15500 try { 15501 userId = Integer.parseInt(file.getName()); 15502 info = sUserManager.getUserInfo(userId); 15503 } catch (NumberFormatException e) { 15504 Slog.w(TAG, "Invalid user directory " + file); 15505 continue; 15506 } 15507 15508 boolean destroyUser = false; 15509 if (info == null) { 15510 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15511 + " because no matching user was found"); 15512 destroyUser = true; 15513 } else { 15514 try { 15515 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15516 } catch (IOException e) { 15517 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15518 + " because we failed to enforce serial number: " + e); 15519 destroyUser = true; 15520 } 15521 } 15522 15523 if (destroyUser) { 15524 synchronized (mInstallLock) { 15525 mInstaller.removeUserDataDirs(volumeUuid, userId); 15526 } 15527 } 15528 } 15529 15530 final UserManager um = mContext.getSystemService(UserManager.class); 15531 for (UserInfo user : um.getUsers()) { 15532 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15533 if (userDir.exists()) continue; 15534 15535 try { 15536 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15537 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15538 } catch (IOException e) { 15539 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15540 } 15541 } 15542 } 15543 15544 /** 15545 * Examine all apps present on given mounted volume, and destroy apps that 15546 * aren't expected, either due to uninstallation or reinstallation on 15547 * another volume. 15548 */ 15549 private void reconcileApps(String volumeUuid) { 15550 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15551 if (ArrayUtils.isEmpty(files)) { 15552 Slog.d(TAG, "No apps found on " + volumeUuid); 15553 return; 15554 } 15555 15556 for (File file : files) { 15557 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15558 && !PackageInstallerService.isStageName(file.getName()); 15559 if (!isPackage) { 15560 // Ignore entries which are not packages 15561 continue; 15562 } 15563 15564 boolean destroyApp = false; 15565 String packageName = null; 15566 try { 15567 final PackageLite pkg = PackageParser.parsePackageLite(file, 15568 PackageParser.PARSE_MUST_BE_APK); 15569 packageName = pkg.packageName; 15570 15571 synchronized (mPackages) { 15572 final PackageSetting ps = mSettings.mPackages.get(packageName); 15573 if (ps == null) { 15574 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15575 + volumeUuid + " because we found no install record"); 15576 destroyApp = true; 15577 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15578 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15579 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15580 destroyApp = true; 15581 } 15582 } 15583 15584 } catch (PackageParserException e) { 15585 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15586 destroyApp = true; 15587 } 15588 15589 if (destroyApp) { 15590 synchronized (mInstallLock) { 15591 if (packageName != null) { 15592 removeDataDirsLI(volumeUuid, packageName); 15593 } 15594 if (file.isDirectory()) { 15595 mInstaller.rmPackageDir(file.getAbsolutePath()); 15596 } else { 15597 file.delete(); 15598 } 15599 } 15600 } 15601 } 15602 } 15603 15604 private void unfreezePackage(String packageName) { 15605 synchronized (mPackages) { 15606 final PackageSetting ps = mSettings.mPackages.get(packageName); 15607 if (ps != null) { 15608 ps.frozen = false; 15609 } 15610 } 15611 } 15612 15613 @Override 15614 public int movePackage(final String packageName, final String volumeUuid) { 15615 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15616 15617 final int moveId = mNextMoveId.getAndIncrement(); 15618 try { 15619 movePackageInternal(packageName, volumeUuid, moveId); 15620 } catch (PackageManagerException e) { 15621 Slog.w(TAG, "Failed to move " + packageName, e); 15622 mMoveCallbacks.notifyStatusChanged(moveId, 15623 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15624 } 15625 return moveId; 15626 } 15627 15628 private void movePackageInternal(final String packageName, final String volumeUuid, 15629 final int moveId) throws PackageManagerException { 15630 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15631 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15632 final PackageManager pm = mContext.getPackageManager(); 15633 15634 final boolean currentAsec; 15635 final String currentVolumeUuid; 15636 final File codeFile; 15637 final String installerPackageName; 15638 final String packageAbiOverride; 15639 final int appId; 15640 final String seinfo; 15641 final String label; 15642 15643 // reader 15644 synchronized (mPackages) { 15645 final PackageParser.Package pkg = mPackages.get(packageName); 15646 final PackageSetting ps = mSettings.mPackages.get(packageName); 15647 if (pkg == null || ps == null) { 15648 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15649 } 15650 15651 if (pkg.applicationInfo.isSystemApp()) { 15652 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15653 "Cannot move system application"); 15654 } 15655 15656 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15657 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15658 "Package already moved to " + volumeUuid); 15659 } 15660 15661 final File probe = new File(pkg.codePath); 15662 final File probeOat = new File(probe, "oat"); 15663 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15664 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15665 "Move only supported for modern cluster style installs"); 15666 } 15667 15668 if (ps.frozen) { 15669 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15670 "Failed to move already frozen package"); 15671 } 15672 ps.frozen = true; 15673 15674 currentAsec = pkg.applicationInfo.isForwardLocked() 15675 || pkg.applicationInfo.isExternalAsec(); 15676 currentVolumeUuid = ps.volumeUuid; 15677 codeFile = new File(pkg.codePath); 15678 installerPackageName = ps.installerPackageName; 15679 packageAbiOverride = ps.cpuAbiOverrideString; 15680 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15681 seinfo = pkg.applicationInfo.seinfo; 15682 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15683 } 15684 15685 // Now that we're guarded by frozen state, kill app during move 15686 killApplication(packageName, appId, "move pkg"); 15687 15688 final Bundle extras = new Bundle(); 15689 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15690 extras.putString(Intent.EXTRA_TITLE, label); 15691 mMoveCallbacks.notifyCreated(moveId, extras); 15692 15693 int installFlags; 15694 final boolean moveCompleteApp; 15695 final File measurePath; 15696 15697 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15698 installFlags = INSTALL_INTERNAL; 15699 moveCompleteApp = !currentAsec; 15700 measurePath = Environment.getDataAppDirectory(volumeUuid); 15701 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15702 installFlags = INSTALL_EXTERNAL; 15703 moveCompleteApp = false; 15704 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15705 } else { 15706 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15707 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15708 || !volume.isMountedWritable()) { 15709 unfreezePackage(packageName); 15710 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15711 "Move location not mounted private volume"); 15712 } 15713 15714 Preconditions.checkState(!currentAsec); 15715 15716 installFlags = INSTALL_INTERNAL; 15717 moveCompleteApp = true; 15718 measurePath = Environment.getDataAppDirectory(volumeUuid); 15719 } 15720 15721 final PackageStats stats = new PackageStats(null, -1); 15722 synchronized (mInstaller) { 15723 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15724 unfreezePackage(packageName); 15725 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15726 "Failed to measure package size"); 15727 } 15728 } 15729 15730 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15731 + stats.dataSize); 15732 15733 final long startFreeBytes = measurePath.getFreeSpace(); 15734 final long sizeBytes; 15735 if (moveCompleteApp) { 15736 sizeBytes = stats.codeSize + stats.dataSize; 15737 } else { 15738 sizeBytes = stats.codeSize; 15739 } 15740 15741 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15742 unfreezePackage(packageName); 15743 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15744 "Not enough free space to move"); 15745 } 15746 15747 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15748 15749 final CountDownLatch installedLatch = new CountDownLatch(1); 15750 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15751 @Override 15752 public void onUserActionRequired(Intent intent) throws RemoteException { 15753 throw new IllegalStateException(); 15754 } 15755 15756 @Override 15757 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15758 Bundle extras) throws RemoteException { 15759 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15760 + PackageManager.installStatusToString(returnCode, msg)); 15761 15762 installedLatch.countDown(); 15763 15764 // Regardless of success or failure of the move operation, 15765 // always unfreeze the package 15766 unfreezePackage(packageName); 15767 15768 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15769 switch (status) { 15770 case PackageInstaller.STATUS_SUCCESS: 15771 mMoveCallbacks.notifyStatusChanged(moveId, 15772 PackageManager.MOVE_SUCCEEDED); 15773 break; 15774 case PackageInstaller.STATUS_FAILURE_STORAGE: 15775 mMoveCallbacks.notifyStatusChanged(moveId, 15776 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15777 break; 15778 default: 15779 mMoveCallbacks.notifyStatusChanged(moveId, 15780 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15781 break; 15782 } 15783 } 15784 }; 15785 15786 final MoveInfo move; 15787 if (moveCompleteApp) { 15788 // Kick off a thread to report progress estimates 15789 new Thread() { 15790 @Override 15791 public void run() { 15792 while (true) { 15793 try { 15794 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15795 break; 15796 } 15797 } catch (InterruptedException ignored) { 15798 } 15799 15800 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15801 final int progress = 10 + (int) MathUtils.constrain( 15802 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15803 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15804 } 15805 } 15806 }.start(); 15807 15808 final String dataAppName = codeFile.getName(); 15809 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15810 dataAppName, appId, seinfo); 15811 } else { 15812 move = null; 15813 } 15814 15815 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15816 15817 final Message msg = mHandler.obtainMessage(INIT_COPY); 15818 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15819 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15820 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15821 mHandler.sendMessage(msg); 15822 } 15823 15824 @Override 15825 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15826 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15827 15828 final int realMoveId = mNextMoveId.getAndIncrement(); 15829 final Bundle extras = new Bundle(); 15830 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15831 mMoveCallbacks.notifyCreated(realMoveId, extras); 15832 15833 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15834 @Override 15835 public void onCreated(int moveId, Bundle extras) { 15836 // Ignored 15837 } 15838 15839 @Override 15840 public void onStatusChanged(int moveId, int status, long estMillis) { 15841 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15842 } 15843 }; 15844 15845 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15846 storage.setPrimaryStorageUuid(volumeUuid, callback); 15847 return realMoveId; 15848 } 15849 15850 @Override 15851 public int getMoveStatus(int moveId) { 15852 mContext.enforceCallingOrSelfPermission( 15853 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15854 return mMoveCallbacks.mLastStatus.get(moveId); 15855 } 15856 15857 @Override 15858 public void registerMoveCallback(IPackageMoveObserver callback) { 15859 mContext.enforceCallingOrSelfPermission( 15860 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15861 mMoveCallbacks.register(callback); 15862 } 15863 15864 @Override 15865 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15866 mContext.enforceCallingOrSelfPermission( 15867 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15868 mMoveCallbacks.unregister(callback); 15869 } 15870 15871 @Override 15872 public boolean setInstallLocation(int loc) { 15873 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15874 null); 15875 if (getInstallLocation() == loc) { 15876 return true; 15877 } 15878 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15879 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15880 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15881 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15882 return true; 15883 } 15884 return false; 15885 } 15886 15887 @Override 15888 public int getInstallLocation() { 15889 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15890 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15891 PackageHelper.APP_INSTALL_AUTO); 15892 } 15893 15894 /** Called by UserManagerService */ 15895 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15896 mDirtyUsers.remove(userHandle); 15897 mSettings.removeUserLPw(userHandle); 15898 mPendingBroadcasts.remove(userHandle); 15899 if (mInstaller != null) { 15900 // Technically, we shouldn't be doing this with the package lock 15901 // held. However, this is very rare, and there is already so much 15902 // other disk I/O going on, that we'll let it slide for now. 15903 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15904 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15905 final String volumeUuid = vol.getFsUuid(); 15906 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15907 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15908 } 15909 } 15910 mUserNeedsBadging.delete(userHandle); 15911 removeUnusedPackagesLILPw(userManager, userHandle); 15912 } 15913 15914 /** 15915 * We're removing userHandle and would like to remove any downloaded packages 15916 * that are no longer in use by any other user. 15917 * @param userHandle the user being removed 15918 */ 15919 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15920 final boolean DEBUG_CLEAN_APKS = false; 15921 int [] users = userManager.getUserIdsLPr(); 15922 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15923 while (psit.hasNext()) { 15924 PackageSetting ps = psit.next(); 15925 if (ps.pkg == null) { 15926 continue; 15927 } 15928 final String packageName = ps.pkg.packageName; 15929 // Skip over if system app 15930 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15931 continue; 15932 } 15933 if (DEBUG_CLEAN_APKS) { 15934 Slog.i(TAG, "Checking package " + packageName); 15935 } 15936 boolean keep = false; 15937 for (int i = 0; i < users.length; i++) { 15938 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15939 keep = true; 15940 if (DEBUG_CLEAN_APKS) { 15941 Slog.i(TAG, " Keeping package " + packageName + " for user " 15942 + users[i]); 15943 } 15944 break; 15945 } 15946 } 15947 if (!keep) { 15948 if (DEBUG_CLEAN_APKS) { 15949 Slog.i(TAG, " Removing package " + packageName); 15950 } 15951 mHandler.post(new Runnable() { 15952 public void run() { 15953 deletePackageX(packageName, userHandle, 0); 15954 } //end run 15955 }); 15956 } 15957 } 15958 } 15959 15960 /** Called by UserManagerService */ 15961 void createNewUserLILPw(int userHandle) { 15962 if (mInstaller != null) { 15963 mInstaller.createUserConfig(userHandle); 15964 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15965 applyFactoryDefaultBrowserLPw(userHandle); 15966 primeDomainVerificationsLPw(userHandle); 15967 } 15968 } 15969 15970 void newUserCreated(final int userHandle) { 15971 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15972 } 15973 15974 @Override 15975 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15976 mContext.enforceCallingOrSelfPermission( 15977 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15978 "Only package verification agents can read the verifier device identity"); 15979 15980 synchronized (mPackages) { 15981 return mSettings.getVerifierDeviceIdentityLPw(); 15982 } 15983 } 15984 15985 @Override 15986 public void setPermissionEnforced(String permission, boolean enforced) { 15987 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15988 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15989 synchronized (mPackages) { 15990 if (mSettings.mReadExternalStorageEnforced == null 15991 || mSettings.mReadExternalStorageEnforced != enforced) { 15992 mSettings.mReadExternalStorageEnforced = enforced; 15993 mSettings.writeLPr(); 15994 } 15995 } 15996 // kill any non-foreground processes so we restart them and 15997 // grant/revoke the GID. 15998 final IActivityManager am = ActivityManagerNative.getDefault(); 15999 if (am != null) { 16000 final long token = Binder.clearCallingIdentity(); 16001 try { 16002 am.killProcessesBelowForeground("setPermissionEnforcement"); 16003 } catch (RemoteException e) { 16004 } finally { 16005 Binder.restoreCallingIdentity(token); 16006 } 16007 } 16008 } else { 16009 throw new IllegalArgumentException("No selective enforcement for " + permission); 16010 } 16011 } 16012 16013 @Override 16014 @Deprecated 16015 public boolean isPermissionEnforced(String permission) { 16016 return true; 16017 } 16018 16019 @Override 16020 public boolean isStorageLow() { 16021 final long token = Binder.clearCallingIdentity(); 16022 try { 16023 final DeviceStorageMonitorInternal 16024 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16025 if (dsm != null) { 16026 return dsm.isMemoryLow(); 16027 } else { 16028 return false; 16029 } 16030 } finally { 16031 Binder.restoreCallingIdentity(token); 16032 } 16033 } 16034 16035 @Override 16036 public IPackageInstaller getPackageInstaller() { 16037 return mInstallerService; 16038 } 16039 16040 private boolean userNeedsBadging(int userId) { 16041 int index = mUserNeedsBadging.indexOfKey(userId); 16042 if (index < 0) { 16043 final UserInfo userInfo; 16044 final long token = Binder.clearCallingIdentity(); 16045 try { 16046 userInfo = sUserManager.getUserInfo(userId); 16047 } finally { 16048 Binder.restoreCallingIdentity(token); 16049 } 16050 final boolean b; 16051 if (userInfo != null && userInfo.isManagedProfile()) { 16052 b = true; 16053 } else { 16054 b = false; 16055 } 16056 mUserNeedsBadging.put(userId, b); 16057 return b; 16058 } 16059 return mUserNeedsBadging.valueAt(index); 16060 } 16061 16062 @Override 16063 public KeySet getKeySetByAlias(String packageName, String alias) { 16064 if (packageName == null || alias == null) { 16065 return null; 16066 } 16067 synchronized(mPackages) { 16068 final PackageParser.Package pkg = mPackages.get(packageName); 16069 if (pkg == null) { 16070 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16071 throw new IllegalArgumentException("Unknown package: " + packageName); 16072 } 16073 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16074 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16075 } 16076 } 16077 16078 @Override 16079 public KeySet getSigningKeySet(String packageName) { 16080 if (packageName == null) { 16081 return null; 16082 } 16083 synchronized(mPackages) { 16084 final PackageParser.Package pkg = mPackages.get(packageName); 16085 if (pkg == null) { 16086 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16087 throw new IllegalArgumentException("Unknown package: " + packageName); 16088 } 16089 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16090 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16091 throw new SecurityException("May not access signing KeySet of other apps."); 16092 } 16093 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16094 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16095 } 16096 } 16097 16098 @Override 16099 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16100 if (packageName == null || ks == null) { 16101 return false; 16102 } 16103 synchronized(mPackages) { 16104 final PackageParser.Package pkg = mPackages.get(packageName); 16105 if (pkg == null) { 16106 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16107 throw new IllegalArgumentException("Unknown package: " + packageName); 16108 } 16109 IBinder ksh = ks.getToken(); 16110 if (ksh instanceof KeySetHandle) { 16111 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16112 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16113 } 16114 return false; 16115 } 16116 } 16117 16118 @Override 16119 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16120 if (packageName == null || ks == null) { 16121 return false; 16122 } 16123 synchronized(mPackages) { 16124 final PackageParser.Package pkg = mPackages.get(packageName); 16125 if (pkg == null) { 16126 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16127 throw new IllegalArgumentException("Unknown package: " + packageName); 16128 } 16129 IBinder ksh = ks.getToken(); 16130 if (ksh instanceof KeySetHandle) { 16131 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16132 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16133 } 16134 return false; 16135 } 16136 } 16137 16138 public void getUsageStatsIfNoPackageUsageInfo() { 16139 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16140 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16141 if (usm == null) { 16142 throw new IllegalStateException("UsageStatsManager must be initialized"); 16143 } 16144 long now = System.currentTimeMillis(); 16145 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16146 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16147 String packageName = entry.getKey(); 16148 PackageParser.Package pkg = mPackages.get(packageName); 16149 if (pkg == null) { 16150 continue; 16151 } 16152 UsageStats usage = entry.getValue(); 16153 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16154 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16155 } 16156 } 16157 } 16158 16159 /** 16160 * Check and throw if the given before/after packages would be considered a 16161 * downgrade. 16162 */ 16163 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16164 throws PackageManagerException { 16165 if (after.versionCode < before.mVersionCode) { 16166 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16167 "Update version code " + after.versionCode + " is older than current " 16168 + before.mVersionCode); 16169 } else if (after.versionCode == before.mVersionCode) { 16170 if (after.baseRevisionCode < before.baseRevisionCode) { 16171 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16172 "Update base revision code " + after.baseRevisionCode 16173 + " is older than current " + before.baseRevisionCode); 16174 } 16175 16176 if (!ArrayUtils.isEmpty(after.splitNames)) { 16177 for (int i = 0; i < after.splitNames.length; i++) { 16178 final String splitName = after.splitNames[i]; 16179 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16180 if (j != -1) { 16181 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16182 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16183 "Update split " + splitName + " revision code " 16184 + after.splitRevisionCodes[i] + " is older than current " 16185 + before.splitRevisionCodes[j]); 16186 } 16187 } 16188 } 16189 } 16190 } 16191 } 16192 16193 private static class MoveCallbacks extends Handler { 16194 private static final int MSG_CREATED = 1; 16195 private static final int MSG_STATUS_CHANGED = 2; 16196 16197 private final RemoteCallbackList<IPackageMoveObserver> 16198 mCallbacks = new RemoteCallbackList<>(); 16199 16200 private final SparseIntArray mLastStatus = new SparseIntArray(); 16201 16202 public MoveCallbacks(Looper looper) { 16203 super(looper); 16204 } 16205 16206 public void register(IPackageMoveObserver callback) { 16207 mCallbacks.register(callback); 16208 } 16209 16210 public void unregister(IPackageMoveObserver callback) { 16211 mCallbacks.unregister(callback); 16212 } 16213 16214 @Override 16215 public void handleMessage(Message msg) { 16216 final SomeArgs args = (SomeArgs) msg.obj; 16217 final int n = mCallbacks.beginBroadcast(); 16218 for (int i = 0; i < n; i++) { 16219 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16220 try { 16221 invokeCallback(callback, msg.what, args); 16222 } catch (RemoteException ignored) { 16223 } 16224 } 16225 mCallbacks.finishBroadcast(); 16226 args.recycle(); 16227 } 16228 16229 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16230 throws RemoteException { 16231 switch (what) { 16232 case MSG_CREATED: { 16233 callback.onCreated(args.argi1, (Bundle) args.arg2); 16234 break; 16235 } 16236 case MSG_STATUS_CHANGED: { 16237 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16238 break; 16239 } 16240 } 16241 } 16242 16243 private void notifyCreated(int moveId, Bundle extras) { 16244 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16245 16246 final SomeArgs args = SomeArgs.obtain(); 16247 args.argi1 = moveId; 16248 args.arg2 = extras; 16249 obtainMessage(MSG_CREATED, args).sendToTarget(); 16250 } 16251 16252 private void notifyStatusChanged(int moveId, int status) { 16253 notifyStatusChanged(moveId, status, -1); 16254 } 16255 16256 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16257 Slog.v(TAG, "Move " + moveId + " status " + status); 16258 16259 final SomeArgs args = SomeArgs.obtain(); 16260 args.argi1 = moveId; 16261 args.argi2 = status; 16262 args.arg3 = estMillis; 16263 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16264 16265 synchronized (mLastStatus) { 16266 mLastStatus.put(moveId, status); 16267 } 16268 } 16269 } 16270 16271 private final class OnPermissionChangeListeners extends Handler { 16272 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16273 16274 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16275 new RemoteCallbackList<>(); 16276 16277 public OnPermissionChangeListeners(Looper looper) { 16278 super(looper); 16279 } 16280 16281 @Override 16282 public void handleMessage(Message msg) { 16283 switch (msg.what) { 16284 case MSG_ON_PERMISSIONS_CHANGED: { 16285 final int uid = msg.arg1; 16286 handleOnPermissionsChanged(uid); 16287 } break; 16288 } 16289 } 16290 16291 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16292 mPermissionListeners.register(listener); 16293 16294 } 16295 16296 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16297 mPermissionListeners.unregister(listener); 16298 } 16299 16300 public void onPermissionsChanged(int uid) { 16301 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16302 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16303 } 16304 } 16305 16306 private void handleOnPermissionsChanged(int uid) { 16307 final int count = mPermissionListeners.beginBroadcast(); 16308 try { 16309 for (int i = 0; i < count; i++) { 16310 IOnPermissionsChangeListener callback = mPermissionListeners 16311 .getBroadcastItem(i); 16312 try { 16313 callback.onPermissionsChanged(uid); 16314 } catch (RemoteException e) { 16315 Log.e(TAG, "Permission listener is dead", e); 16316 } 16317 } 16318 } finally { 16319 mPermissionListeners.finishBroadcast(); 16320 } 16321 } 16322 } 16323 16324 private class PackageManagerInternalImpl extends PackageManagerInternal { 16325 @Override 16326 public void setLocationPackagesProvider(PackagesProvider provider) { 16327 synchronized (mPackages) { 16328 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16329 } 16330 } 16331 16332 @Override 16333 public void setImePackagesProvider(PackagesProvider provider) { 16334 synchronized (mPackages) { 16335 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16336 } 16337 } 16338 16339 @Override 16340 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16341 synchronized (mPackages) { 16342 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16343 } 16344 } 16345 16346 @Override 16347 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16348 synchronized (mPackages) { 16349 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16350 } 16351 } 16352 16353 @Override 16354 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16355 synchronized (mPackages) { 16356 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16357 } 16358 } 16359 16360 @Override 16361 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16362 synchronized (mPackages) { 16363 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16364 } 16365 } 16366 16367 @Override 16368 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16369 synchronized (mPackages) { 16370 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16371 packageName, userId); 16372 } 16373 } 16374 16375 @Override 16376 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16377 synchronized (mPackages) { 16378 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16379 packageName, userId); 16380 } 16381 } 16382 } 16383 16384 @Override 16385 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16386 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16387 synchronized (mPackages) { 16388 final long identity = Binder.clearCallingIdentity(); 16389 try { 16390 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16391 packageNames, userId); 16392 } finally { 16393 Binder.restoreCallingIdentity(identity); 16394 } 16395 } 16396 } 16397 16398 private static void enforceSystemOrPhoneCaller(String tag) { 16399 int callingUid = Binder.getCallingUid(); 16400 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16401 throw new SecurityException( 16402 "Cannot call " + tag + " from UID " + callingUid); 16403 } 16404 } 16405} 16406