PackageManagerService.java revision 8bcb80ca90c1d1f2c04d9e3d6e52f8381dad0c26
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.Environment; 150import android.os.Environment.UserEnvironment; 151import android.os.FileUtils; 152import android.os.Handler; 153import android.os.IBinder; 154import android.os.Looper; 155import android.os.Message; 156import android.os.Parcel; 157import android.os.ParcelFileDescriptor; 158import android.os.Process; 159import android.os.RemoteCallbackList; 160import android.os.RemoteException; 161import android.os.SELinux; 162import android.os.ServiceManager; 163import android.os.SystemClock; 164import android.os.SystemProperties; 165import android.os.UserHandle; 166import android.os.UserManager; 167import android.os.storage.IMountService; 168import android.os.storage.StorageEventListener; 169import android.os.storage.StorageManager; 170import android.os.storage.VolumeInfo; 171import android.os.storage.VolumeRecord; 172import android.security.KeyStore; 173import android.security.SystemKeyStore; 174import android.system.ErrnoException; 175import android.system.Os; 176import android.system.StructStat; 177import android.text.TextUtils; 178import android.text.format.DateUtils; 179import android.util.ArrayMap; 180import android.util.ArraySet; 181import android.util.AtomicFile; 182import android.util.DisplayMetrics; 183import android.util.EventLog; 184import android.util.ExceptionUtils; 185import android.util.Log; 186import android.util.LogPrinter; 187import android.util.MathUtils; 188import android.util.PrintStreamPrinter; 189import android.util.Slog; 190import android.util.SparseArray; 191import android.util.SparseBooleanArray; 192import android.util.SparseIntArray; 193import android.util.Xml; 194import android.view.Display; 195 196import dalvik.system.DexFile; 197import dalvik.system.VMRuntime; 198 199import libcore.io.IoUtils; 200import libcore.util.EmptyArray; 201 202import com.android.internal.R; 203import com.android.internal.annotations.GuardedBy; 204import com.android.internal.app.IMediaContainerService; 205import com.android.internal.app.ResolverActivity; 206import com.android.internal.content.NativeLibraryHelper; 207import com.android.internal.content.PackageHelper; 208import com.android.internal.os.IParcelFileDescriptorFactory; 209import com.android.internal.os.SomeArgs; 210import com.android.internal.os.Zygote; 211import com.android.internal.util.ArrayUtils; 212import com.android.internal.util.FastPrintWriter; 213import com.android.internal.util.FastXmlSerializer; 214import com.android.internal.util.IndentingPrintWriter; 215import com.android.internal.util.Preconditions; 216import com.android.server.EventLogTags; 217import com.android.server.FgThread; 218import com.android.server.IntentResolver; 219import com.android.server.LocalServices; 220import com.android.server.ServiceThread; 221import com.android.server.SystemConfig; 222import com.android.server.Watchdog; 223import com.android.server.pm.PermissionsState.PermissionState; 224import com.android.server.pm.Settings.DatabaseVersion; 225import com.android.server.storage.DeviceStorageMonitorInternal; 226 227import org.xmlpull.v1.XmlPullParser; 228import org.xmlpull.v1.XmlPullParserException; 229import org.xmlpull.v1.XmlSerializer; 230 231import java.io.BufferedInputStream; 232import java.io.BufferedOutputStream; 233import java.io.BufferedReader; 234import java.io.ByteArrayInputStream; 235import java.io.ByteArrayOutputStream; 236import java.io.File; 237import java.io.FileDescriptor; 238import java.io.FileNotFoundException; 239import java.io.FileOutputStream; 240import java.io.FileReader; 241import java.io.FilenameFilter; 242import java.io.IOException; 243import java.io.InputStream; 244import java.io.PrintWriter; 245import java.nio.charset.StandardCharsets; 246import java.security.NoSuchAlgorithmException; 247import java.security.PublicKey; 248import java.security.cert.CertificateEncodingException; 249import java.security.cert.CertificateException; 250import java.text.SimpleDateFormat; 251import java.util.ArrayList; 252import java.util.Arrays; 253import java.util.Collection; 254import java.util.Collections; 255import java.util.Comparator; 256import java.util.Date; 257import java.util.Iterator; 258import java.util.List; 259import java.util.Map; 260import java.util.Objects; 261import java.util.Set; 262import java.util.concurrent.CountDownLatch; 263import java.util.concurrent.TimeUnit; 264import java.util.concurrent.atomic.AtomicBoolean; 265import java.util.concurrent.atomic.AtomicInteger; 266import java.util.concurrent.atomic.AtomicLong; 267 268/** 269 * Keep track of all those .apks everywhere. 270 * 271 * This is very central to the platform's security; please run the unit 272 * tests whenever making modifications here: 273 * 274runtest -c android.content.pm.PackageManagerTests frameworks-core 275 * 276 * {@hide} 277 */ 278public class PackageManagerService extends IPackageManager.Stub { 279 static final String TAG = "PackageManager"; 280 static final boolean DEBUG_SETTINGS = false; 281 static final boolean DEBUG_PREFERRED = false; 282 static final boolean DEBUG_UPGRADE = false; 283 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 284 private static final boolean DEBUG_BACKUP = false; 285 private static final boolean DEBUG_INSTALL = false; 286 private static final boolean DEBUG_REMOVE = false; 287 private static final boolean DEBUG_BROADCASTS = false; 288 private static final boolean DEBUG_SHOW_INFO = false; 289 private static final boolean DEBUG_PACKAGE_INFO = false; 290 private static final boolean DEBUG_INTENT_MATCHING = false; 291 private static final boolean DEBUG_PACKAGE_SCANNING = false; 292 private static final boolean DEBUG_VERIFY = false; 293 private static final boolean DEBUG_DEXOPT = false; 294 private static final boolean DEBUG_ABI_SELECTION = false; 295 296 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 297 298 private static final int RADIO_UID = Process.PHONE_UID; 299 private static final int LOG_UID = Process.LOG_UID; 300 private static final int NFC_UID = Process.NFC_UID; 301 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 302 private static final int SHELL_UID = Process.SHELL_UID; 303 304 // Cap the size of permission trees that 3rd party apps can define 305 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 306 307 // Suffix used during package installation when copying/moving 308 // package apks to install directory. 309 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 310 311 static final int SCAN_NO_DEX = 1<<1; 312 static final int SCAN_FORCE_DEX = 1<<2; 313 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 314 static final int SCAN_NEW_INSTALL = 1<<4; 315 static final int SCAN_NO_PATHS = 1<<5; 316 static final int SCAN_UPDATE_TIME = 1<<6; 317 static final int SCAN_DEFER_DEX = 1<<7; 318 static final int SCAN_BOOTING = 1<<8; 319 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 320 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 321 static final int SCAN_REQUIRE_KNOWN = 1<<12; 322 static final int SCAN_MOVE = 1<<13; 323 static final int SCAN_INITIAL = 1<<14; 324 325 static final int REMOVE_CHATTY = 1<<16; 326 327 private static final int[] EMPTY_INT_ARRAY = new int[0]; 328 329 /** 330 * Timeout (in milliseconds) after which the watchdog should declare that 331 * our handler thread is wedged. The usual default for such things is one 332 * minute but we sometimes do very lengthy I/O operations on this thread, 333 * such as installing multi-gigabyte applications, so ours needs to be longer. 334 */ 335 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 336 337 /** 338 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 339 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 340 * settings entry if available, otherwise we use the hardcoded default. If it's been 341 * more than this long since the last fstrim, we force one during the boot sequence. 342 * 343 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 344 * one gets run at the next available charging+idle time. This final mandatory 345 * no-fstrim check kicks in only of the other scheduling criteria is never met. 346 */ 347 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 348 349 /** 350 * Whether verification is enabled by default. 351 */ 352 private static final boolean DEFAULT_VERIFY_ENABLE = true; 353 354 /** 355 * The default maximum time to wait for the verification agent to return in 356 * milliseconds. 357 */ 358 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 359 360 /** 361 * The default response for package verification timeout. 362 * 363 * This can be either PackageManager.VERIFICATION_ALLOW or 364 * PackageManager.VERIFICATION_REJECT. 365 */ 366 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 367 368 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 369 370 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 371 DEFAULT_CONTAINER_PACKAGE, 372 "com.android.defcontainer.DefaultContainerService"); 373 374 private static final String KILL_APP_REASON_GIDS_CHANGED = 375 "permission grant or revoke changed gids"; 376 377 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 378 "permissions revoked"; 379 380 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 381 382 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 383 384 /** Permission grant: not grant the permission. */ 385 private static final int GRANT_DENIED = 1; 386 387 /** Permission grant: grant the permission as an install permission. */ 388 private static final int GRANT_INSTALL = 2; 389 390 /** Permission grant: grant the permission as an install permission for a legacy app. */ 391 private static final int GRANT_INSTALL_LEGACY = 3; 392 393 /** Permission grant: grant the permission as a runtime one. */ 394 private static final int GRANT_RUNTIME = 4; 395 396 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 397 private static final int GRANT_UPGRADE = 5; 398 399 /** Canonical intent used to identify what counts as a "web browser" app */ 400 private static final Intent sBrowserIntent; 401 static { 402 sBrowserIntent = new Intent(); 403 sBrowserIntent.setAction(Intent.ACTION_VIEW); 404 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 405 sBrowserIntent.setData(Uri.parse("http:")); 406 } 407 408 final ServiceThread mHandlerThread; 409 410 final PackageHandler mHandler; 411 412 /** 413 * Messages for {@link #mHandler} that need to wait for system ready before 414 * being dispatched. 415 */ 416 private ArrayList<Message> mPostSystemReadyMessages; 417 418 final int mSdkVersion = Build.VERSION.SDK_INT; 419 420 final Context mContext; 421 final boolean mFactoryTest; 422 final boolean mOnlyCore; 423 final boolean mLazyDexOpt; 424 final long mDexOptLRUThresholdInMills; 425 final DisplayMetrics mMetrics; 426 final int mDefParseFlags; 427 final String[] mSeparateProcesses; 428 final boolean mIsUpgrade; 429 430 // This is where all application persistent data goes. 431 final File mAppDataDir; 432 433 // This is where all application persistent data goes for secondary users. 434 final File mUserAppDataDir; 435 436 /** The location for ASEC container files on internal storage. */ 437 final String mAsecInternalPath; 438 439 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 440 // LOCK HELD. Can be called with mInstallLock held. 441 @GuardedBy("mInstallLock") 442 final Installer mInstaller; 443 444 /** Directory where installed third-party apps stored */ 445 final File mAppInstallDir; 446 447 /** 448 * Directory to which applications installed internally have their 449 * 32 bit native libraries copied. 450 */ 451 private File mAppLib32InstallDir; 452 453 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 454 // apps. 455 final File mDrmAppPrivateInstallDir; 456 457 // ---------------------------------------------------------------- 458 459 // Lock for state used when installing and doing other long running 460 // operations. Methods that must be called with this lock held have 461 // the suffix "LI". 462 final Object mInstallLock = new Object(); 463 464 // ---------------------------------------------------------------- 465 466 // Keys are String (package name), values are Package. This also serves 467 // as the lock for the global state. Methods that must be called with 468 // this lock held have the prefix "LP". 469 @GuardedBy("mPackages") 470 final ArrayMap<String, PackageParser.Package> mPackages = 471 new ArrayMap<String, PackageParser.Package>(); 472 473 // Tracks available target package names -> overlay package paths. 474 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 475 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 476 477 /** 478 * Tracks new system packages [receiving in an OTA] that we expect to 479 * find updated user-installed versions. Keys are package name, values 480 * are package location. 481 */ 482 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 483 484 final Settings mSettings; 485 boolean mRestoredSettings; 486 487 // System configuration read by SystemConfig. 488 final int[] mGlobalGids; 489 final SparseArray<ArraySet<String>> mSystemPermissions; 490 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 491 492 // If mac_permissions.xml was found for seinfo labeling. 493 boolean mFoundPolicyFile; 494 495 // If a recursive restorecon of /data/data/<pkg> is needed. 496 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 497 498 public static final class SharedLibraryEntry { 499 public final String path; 500 public final String apk; 501 502 SharedLibraryEntry(String _path, String _apk) { 503 path = _path; 504 apk = _apk; 505 } 506 } 507 508 // Currently known shared libraries. 509 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 510 new ArrayMap<String, SharedLibraryEntry>(); 511 512 // All available activities, for your resolving pleasure. 513 final ActivityIntentResolver mActivities = 514 new ActivityIntentResolver(); 515 516 // All available receivers, for your resolving pleasure. 517 final ActivityIntentResolver mReceivers = 518 new ActivityIntentResolver(); 519 520 // All available services, for your resolving pleasure. 521 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 522 523 // All available providers, for your resolving pleasure. 524 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 525 526 // Mapping from provider base names (first directory in content URI codePath) 527 // to the provider information. 528 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 529 new ArrayMap<String, PackageParser.Provider>(); 530 531 // Mapping from instrumentation class names to info about them. 532 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 533 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 534 535 // Mapping from permission names to info about them. 536 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 537 new ArrayMap<String, PackageParser.PermissionGroup>(); 538 539 // Packages whose data we have transfered into another package, thus 540 // should no longer exist. 541 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 542 543 // Broadcast actions that are only available to the system. 544 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 545 546 /** List of packages waiting for verification. */ 547 final SparseArray<PackageVerificationState> mPendingVerification 548 = new SparseArray<PackageVerificationState>(); 549 550 /** Set of packages associated with each app op permission. */ 551 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 552 553 final PackageInstallerService mInstallerService; 554 555 private final PackageDexOptimizer mPackageDexOptimizer; 556 557 private AtomicInteger mNextMoveId = new AtomicInteger(); 558 private final MoveCallbacks mMoveCallbacks; 559 560 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 561 562 // Cache of users who need badging. 563 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 564 565 /** Token for keys in mPendingVerification. */ 566 private int mPendingVerificationToken = 0; 567 568 volatile boolean mSystemReady; 569 volatile boolean mSafeMode; 570 volatile boolean mHasSystemUidErrors; 571 572 ApplicationInfo mAndroidApplication; 573 final ActivityInfo mResolveActivity = new ActivityInfo(); 574 final ResolveInfo mResolveInfo = new ResolveInfo(); 575 ComponentName mResolveComponentName; 576 PackageParser.Package mPlatformPackage; 577 ComponentName mCustomResolverComponentName; 578 579 boolean mResolverReplaced = false; 580 581 private final ComponentName mIntentFilterVerifierComponent; 582 private int mIntentFilterVerificationToken = 0; 583 584 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 585 = new SparseArray<IntentFilterVerificationState>(); 586 587 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 588 new DefaultPermissionGrantPolicy(this); 589 590 private static class IFVerificationParams { 591 PackageParser.Package pkg; 592 boolean replacing; 593 int userId; 594 int verifierUid; 595 596 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 597 int _userId, int _verifierUid) { 598 pkg = _pkg; 599 replacing = _replacing; 600 userId = _userId; 601 replacing = _replacing; 602 verifierUid = _verifierUid; 603 } 604 } 605 606 private interface IntentFilterVerifier<T extends IntentFilter> { 607 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 608 T filter, String packageName); 609 void startVerifications(int userId); 610 void receiveVerificationResponse(int verificationId); 611 } 612 613 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 614 private Context mContext; 615 private ComponentName mIntentFilterVerifierComponent; 616 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 617 618 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 619 mContext = context; 620 mIntentFilterVerifierComponent = verifierComponent; 621 } 622 623 private String getDefaultScheme() { 624 return IntentFilter.SCHEME_HTTPS; 625 } 626 627 @Override 628 public void startVerifications(int userId) { 629 // Launch verifications requests 630 int count = mCurrentIntentFilterVerifications.size(); 631 for (int n=0; n<count; n++) { 632 int verificationId = mCurrentIntentFilterVerifications.get(n); 633 final IntentFilterVerificationState ivs = 634 mIntentFilterVerificationStates.get(verificationId); 635 636 String packageName = ivs.getPackageName(); 637 638 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 639 final int filterCount = filters.size(); 640 ArraySet<String> domainsSet = new ArraySet<>(); 641 for (int m=0; m<filterCount; m++) { 642 PackageParser.ActivityIntentInfo filter = filters.get(m); 643 domainsSet.addAll(filter.getHostsList()); 644 } 645 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 646 synchronized (mPackages) { 647 if (mSettings.createIntentFilterVerificationIfNeededLPw( 648 packageName, domainsList) != null) { 649 scheduleWriteSettingsLocked(); 650 } 651 } 652 sendVerificationRequest(userId, verificationId, ivs); 653 } 654 mCurrentIntentFilterVerifications.clear(); 655 } 656 657 private void sendVerificationRequest(int userId, int verificationId, 658 IntentFilterVerificationState ivs) { 659 660 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 661 verificationIntent.putExtra( 662 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 663 verificationId); 664 verificationIntent.putExtra( 665 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 666 getDefaultScheme()); 667 verificationIntent.putExtra( 668 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 669 ivs.getHostsString()); 670 verificationIntent.putExtra( 671 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 672 ivs.getPackageName()); 673 verificationIntent.setComponent(mIntentFilterVerifierComponent); 674 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 675 676 UserHandle user = new UserHandle(userId); 677 mContext.sendBroadcastAsUser(verificationIntent, user); 678 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 679 "Sending IntentFilter verification broadcast"); 680 } 681 682 public void receiveVerificationResponse(int verificationId) { 683 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 684 685 final boolean verified = ivs.isVerified(); 686 687 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 688 final int count = filters.size(); 689 if (DEBUG_DOMAIN_VERIFICATION) { 690 Slog.i(TAG, "Received verification response " + verificationId 691 + " for " + count + " filters, verified=" + verified); 692 } 693 for (int n=0; n<count; n++) { 694 PackageParser.ActivityIntentInfo filter = filters.get(n); 695 filter.setVerified(verified); 696 697 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 698 + " verified with result:" + verified + " and hosts:" 699 + ivs.getHostsString()); 700 } 701 702 mIntentFilterVerificationStates.remove(verificationId); 703 704 final String packageName = ivs.getPackageName(); 705 IntentFilterVerificationInfo ivi = null; 706 707 synchronized (mPackages) { 708 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 709 } 710 if (ivi == null) { 711 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 712 + verificationId + " packageName:" + packageName); 713 return; 714 } 715 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 716 "Updating IntentFilterVerificationInfo for package " + packageName 717 +" verificationId:" + verificationId); 718 719 synchronized (mPackages) { 720 if (verified) { 721 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 722 } else { 723 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 724 } 725 scheduleWriteSettingsLocked(); 726 727 final int userId = ivs.getUserId(); 728 if (userId != UserHandle.USER_ALL) { 729 final int userStatus = 730 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 731 732 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 733 boolean needUpdate = false; 734 735 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 736 // already been set by the User thru the Disambiguation dialog 737 switch (userStatus) { 738 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 739 if (verified) { 740 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 741 } else { 742 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 743 } 744 needUpdate = true; 745 break; 746 747 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 748 if (verified) { 749 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 750 needUpdate = true; 751 } 752 break; 753 754 default: 755 // Nothing to do 756 } 757 758 if (needUpdate) { 759 mSettings.updateIntentFilterVerificationStatusLPw( 760 packageName, updatedStatus, userId); 761 scheduleWritePackageRestrictionsLocked(userId); 762 } 763 } 764 } 765 } 766 767 @Override 768 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 769 ActivityIntentInfo filter, String packageName) { 770 if (!hasValidDomains(filter)) { 771 return false; 772 } 773 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 774 if (ivs == null) { 775 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 776 packageName); 777 } 778 if (DEBUG_DOMAIN_VERIFICATION) { 779 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 780 } 781 ivs.addFilter(filter); 782 return true; 783 } 784 785 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 786 int userId, int verificationId, String packageName) { 787 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 788 verifierUid, userId, packageName); 789 ivs.setPendingState(); 790 synchronized (mPackages) { 791 mIntentFilterVerificationStates.append(verificationId, ivs); 792 mCurrentIntentFilterVerifications.add(verificationId); 793 } 794 return ivs; 795 } 796 } 797 798 private static boolean hasValidDomains(ActivityIntentInfo filter) { 799 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 800 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 801 if (!hasHTTPorHTTPS) { 802 return false; 803 } 804 return true; 805 } 806 807 private IntentFilterVerifier mIntentFilterVerifier; 808 809 // Set of pending broadcasts for aggregating enable/disable of components. 810 static class PendingPackageBroadcasts { 811 // for each user id, a map of <package name -> components within that package> 812 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 813 814 public PendingPackageBroadcasts() { 815 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 816 } 817 818 public ArrayList<String> get(int userId, String packageName) { 819 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 820 return packages.get(packageName); 821 } 822 823 public void put(int userId, String packageName, ArrayList<String> components) { 824 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 825 packages.put(packageName, components); 826 } 827 828 public void remove(int userId, String packageName) { 829 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 830 if (packages != null) { 831 packages.remove(packageName); 832 } 833 } 834 835 public void remove(int userId) { 836 mUidMap.remove(userId); 837 } 838 839 public int userIdCount() { 840 return mUidMap.size(); 841 } 842 843 public int userIdAt(int n) { 844 return mUidMap.keyAt(n); 845 } 846 847 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 848 return mUidMap.get(userId); 849 } 850 851 public int size() { 852 // total number of pending broadcast entries across all userIds 853 int num = 0; 854 for (int i = 0; i< mUidMap.size(); i++) { 855 num += mUidMap.valueAt(i).size(); 856 } 857 return num; 858 } 859 860 public void clear() { 861 mUidMap.clear(); 862 } 863 864 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 865 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 866 if (map == null) { 867 map = new ArrayMap<String, ArrayList<String>>(); 868 mUidMap.put(userId, map); 869 } 870 return map; 871 } 872 } 873 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 874 875 // Service Connection to remote media container service to copy 876 // package uri's from external media onto secure containers 877 // or internal storage. 878 private IMediaContainerService mContainerService = null; 879 880 static final int SEND_PENDING_BROADCAST = 1; 881 static final int MCS_BOUND = 3; 882 static final int END_COPY = 4; 883 static final int INIT_COPY = 5; 884 static final int MCS_UNBIND = 6; 885 static final int START_CLEANING_PACKAGE = 7; 886 static final int FIND_INSTALL_LOC = 8; 887 static final int POST_INSTALL = 9; 888 static final int MCS_RECONNECT = 10; 889 static final int MCS_GIVE_UP = 11; 890 static final int UPDATED_MEDIA_STATUS = 12; 891 static final int WRITE_SETTINGS = 13; 892 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 893 static final int PACKAGE_VERIFIED = 15; 894 static final int CHECK_PENDING_VERIFICATION = 16; 895 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 896 static final int INTENT_FILTER_VERIFIED = 18; 897 898 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 899 900 // Delay time in millisecs 901 static final int BROADCAST_DELAY = 10 * 1000; 902 903 static UserManagerService sUserManager; 904 905 // Stores a list of users whose package restrictions file needs to be updated 906 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 907 908 final private DefaultContainerConnection mDefContainerConn = 909 new DefaultContainerConnection(); 910 class DefaultContainerConnection implements ServiceConnection { 911 public void onServiceConnected(ComponentName name, IBinder service) { 912 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 913 IMediaContainerService imcs = 914 IMediaContainerService.Stub.asInterface(service); 915 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 916 } 917 918 public void onServiceDisconnected(ComponentName name) { 919 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 920 } 921 } 922 923 // Recordkeeping of restore-after-install operations that are currently in flight 924 // between the Package Manager and the Backup Manager 925 class PostInstallData { 926 public InstallArgs args; 927 public PackageInstalledInfo res; 928 929 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 930 args = _a; 931 res = _r; 932 } 933 } 934 935 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 936 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 937 938 // XML tags for backup/restore of various bits of state 939 private static final String TAG_PREFERRED_BACKUP = "pa"; 940 private static final String TAG_DEFAULT_APPS = "da"; 941 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 942 943 final String mRequiredVerifierPackage; 944 final String mRequiredInstallerPackage; 945 946 private final PackageUsage mPackageUsage = new PackageUsage(); 947 948 private class PackageUsage { 949 private static final int WRITE_INTERVAL 950 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 951 952 private final Object mFileLock = new Object(); 953 private final AtomicLong mLastWritten = new AtomicLong(0); 954 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 955 956 private boolean mIsHistoricalPackageUsageAvailable = true; 957 958 boolean isHistoricalPackageUsageAvailable() { 959 return mIsHistoricalPackageUsageAvailable; 960 } 961 962 void write(boolean force) { 963 if (force) { 964 writeInternal(); 965 return; 966 } 967 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 968 && !DEBUG_DEXOPT) { 969 return; 970 } 971 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 972 new Thread("PackageUsage_DiskWriter") { 973 @Override 974 public void run() { 975 try { 976 writeInternal(); 977 } finally { 978 mBackgroundWriteRunning.set(false); 979 } 980 } 981 }.start(); 982 } 983 } 984 985 private void writeInternal() { 986 synchronized (mPackages) { 987 synchronized (mFileLock) { 988 AtomicFile file = getFile(); 989 FileOutputStream f = null; 990 try { 991 f = file.startWrite(); 992 BufferedOutputStream out = new BufferedOutputStream(f); 993 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 994 StringBuilder sb = new StringBuilder(); 995 for (PackageParser.Package pkg : mPackages.values()) { 996 if (pkg.mLastPackageUsageTimeInMills == 0) { 997 continue; 998 } 999 sb.setLength(0); 1000 sb.append(pkg.packageName); 1001 sb.append(' '); 1002 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1003 sb.append('\n'); 1004 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1005 } 1006 out.flush(); 1007 file.finishWrite(f); 1008 } catch (IOException e) { 1009 if (f != null) { 1010 file.failWrite(f); 1011 } 1012 Log.e(TAG, "Failed to write package usage times", e); 1013 } 1014 } 1015 } 1016 mLastWritten.set(SystemClock.elapsedRealtime()); 1017 } 1018 1019 void readLP() { 1020 synchronized (mFileLock) { 1021 AtomicFile file = getFile(); 1022 BufferedInputStream in = null; 1023 try { 1024 in = new BufferedInputStream(file.openRead()); 1025 StringBuffer sb = new StringBuffer(); 1026 while (true) { 1027 String packageName = readToken(in, sb, ' '); 1028 if (packageName == null) { 1029 break; 1030 } 1031 String timeInMillisString = readToken(in, sb, '\n'); 1032 if (timeInMillisString == null) { 1033 throw new IOException("Failed to find last usage time for package " 1034 + packageName); 1035 } 1036 PackageParser.Package pkg = mPackages.get(packageName); 1037 if (pkg == null) { 1038 continue; 1039 } 1040 long timeInMillis; 1041 try { 1042 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1043 } catch (NumberFormatException e) { 1044 throw new IOException("Failed to parse " + timeInMillisString 1045 + " as a long.", e); 1046 } 1047 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1048 } 1049 } catch (FileNotFoundException expected) { 1050 mIsHistoricalPackageUsageAvailable = false; 1051 } catch (IOException e) { 1052 Log.w(TAG, "Failed to read package usage times", e); 1053 } finally { 1054 IoUtils.closeQuietly(in); 1055 } 1056 } 1057 mLastWritten.set(SystemClock.elapsedRealtime()); 1058 } 1059 1060 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1061 throws IOException { 1062 sb.setLength(0); 1063 while (true) { 1064 int ch = in.read(); 1065 if (ch == -1) { 1066 if (sb.length() == 0) { 1067 return null; 1068 } 1069 throw new IOException("Unexpected EOF"); 1070 } 1071 if (ch == endOfToken) { 1072 return sb.toString(); 1073 } 1074 sb.append((char)ch); 1075 } 1076 } 1077 1078 private AtomicFile getFile() { 1079 File dataDir = Environment.getDataDirectory(); 1080 File systemDir = new File(dataDir, "system"); 1081 File fname = new File(systemDir, "package-usage.list"); 1082 return new AtomicFile(fname); 1083 } 1084 } 1085 1086 class PackageHandler extends Handler { 1087 private boolean mBound = false; 1088 final ArrayList<HandlerParams> mPendingInstalls = 1089 new ArrayList<HandlerParams>(); 1090 1091 private boolean connectToService() { 1092 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1093 " DefaultContainerService"); 1094 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1095 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1096 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1097 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1099 mBound = true; 1100 return true; 1101 } 1102 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1103 return false; 1104 } 1105 1106 private void disconnectService() { 1107 mContainerService = null; 1108 mBound = false; 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1110 mContext.unbindService(mDefContainerConn); 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1112 } 1113 1114 PackageHandler(Looper looper) { 1115 super(looper); 1116 } 1117 1118 public void handleMessage(Message msg) { 1119 try { 1120 doHandleMessage(msg); 1121 } finally { 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1123 } 1124 } 1125 1126 void doHandleMessage(Message msg) { 1127 switch (msg.what) { 1128 case INIT_COPY: { 1129 HandlerParams params = (HandlerParams) msg.obj; 1130 int idx = mPendingInstalls.size(); 1131 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1132 // If a bind was already initiated we dont really 1133 // need to do anything. The pending install 1134 // will be processed later on. 1135 if (!mBound) { 1136 // If this is the only one pending we might 1137 // have to bind to the service again. 1138 if (!connectToService()) { 1139 Slog.e(TAG, "Failed to bind to media container service"); 1140 params.serviceError(); 1141 return; 1142 } else { 1143 // Once we bind to the service, the first 1144 // pending request will be processed. 1145 mPendingInstalls.add(idx, params); 1146 } 1147 } else { 1148 mPendingInstalls.add(idx, params); 1149 // Already bound to the service. Just make 1150 // sure we trigger off processing the first request. 1151 if (idx == 0) { 1152 mHandler.sendEmptyMessage(MCS_BOUND); 1153 } 1154 } 1155 break; 1156 } 1157 case MCS_BOUND: { 1158 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1159 if (msg.obj != null) { 1160 mContainerService = (IMediaContainerService) msg.obj; 1161 } 1162 if (mContainerService == null) { 1163 if (!mBound) { 1164 // Something seriously wrong since we are not bound and we are not 1165 // waiting for connection. Bail out. 1166 Slog.e(TAG, "Cannot bind to media container service"); 1167 for (HandlerParams params : mPendingInstalls) { 1168 // Indicate service bind error 1169 params.serviceError(); 1170 } 1171 mPendingInstalls.clear(); 1172 } else { 1173 Slog.w(TAG, "Waiting to connect to media container service"); 1174 } 1175 } else if (mPendingInstalls.size() > 0) { 1176 HandlerParams params = mPendingInstalls.get(0); 1177 if (params != null) { 1178 if (params.startCopy()) { 1179 // We are done... look for more work or to 1180 // go idle. 1181 if (DEBUG_SD_INSTALL) Log.i(TAG, 1182 "Checking for more work or unbind..."); 1183 // Delete pending install 1184 if (mPendingInstalls.size() > 0) { 1185 mPendingInstalls.remove(0); 1186 } 1187 if (mPendingInstalls.size() == 0) { 1188 if (mBound) { 1189 if (DEBUG_SD_INSTALL) Log.i(TAG, 1190 "Posting delayed MCS_UNBIND"); 1191 removeMessages(MCS_UNBIND); 1192 Message ubmsg = obtainMessage(MCS_UNBIND); 1193 // Unbind after a little delay, to avoid 1194 // continual thrashing. 1195 sendMessageDelayed(ubmsg, 10000); 1196 } 1197 } else { 1198 // There are more pending requests in queue. 1199 // Just post MCS_BOUND message to trigger processing 1200 // of next pending install. 1201 if (DEBUG_SD_INSTALL) Log.i(TAG, 1202 "Posting MCS_BOUND for next work"); 1203 mHandler.sendEmptyMessage(MCS_BOUND); 1204 } 1205 } 1206 } 1207 } else { 1208 // Should never happen ideally. 1209 Slog.w(TAG, "Empty queue"); 1210 } 1211 break; 1212 } 1213 case MCS_RECONNECT: { 1214 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1215 if (mPendingInstalls.size() > 0) { 1216 if (mBound) { 1217 disconnectService(); 1218 } 1219 if (!connectToService()) { 1220 Slog.e(TAG, "Failed to bind to media container service"); 1221 for (HandlerParams params : mPendingInstalls) { 1222 // Indicate service bind error 1223 params.serviceError(); 1224 } 1225 mPendingInstalls.clear(); 1226 } 1227 } 1228 break; 1229 } 1230 case MCS_UNBIND: { 1231 // If there is no actual work left, then time to unbind. 1232 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1233 1234 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1235 if (mBound) { 1236 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1237 1238 disconnectService(); 1239 } 1240 } else if (mPendingInstalls.size() > 0) { 1241 // There are more pending requests in queue. 1242 // Just post MCS_BOUND message to trigger processing 1243 // of next pending install. 1244 mHandler.sendEmptyMessage(MCS_BOUND); 1245 } 1246 1247 break; 1248 } 1249 case MCS_GIVE_UP: { 1250 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1251 mPendingInstalls.remove(0); 1252 break; 1253 } 1254 case SEND_PENDING_BROADCAST: { 1255 String packages[]; 1256 ArrayList<String> components[]; 1257 int size = 0; 1258 int uids[]; 1259 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1260 synchronized (mPackages) { 1261 if (mPendingBroadcasts == null) { 1262 return; 1263 } 1264 size = mPendingBroadcasts.size(); 1265 if (size <= 0) { 1266 // Nothing to be done. Just return 1267 return; 1268 } 1269 packages = new String[size]; 1270 components = new ArrayList[size]; 1271 uids = new int[size]; 1272 int i = 0; // filling out the above arrays 1273 1274 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1275 int packageUserId = mPendingBroadcasts.userIdAt(n); 1276 Iterator<Map.Entry<String, ArrayList<String>>> it 1277 = mPendingBroadcasts.packagesForUserId(packageUserId) 1278 .entrySet().iterator(); 1279 while (it.hasNext() && i < size) { 1280 Map.Entry<String, ArrayList<String>> ent = it.next(); 1281 packages[i] = ent.getKey(); 1282 components[i] = ent.getValue(); 1283 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1284 uids[i] = (ps != null) 1285 ? UserHandle.getUid(packageUserId, ps.appId) 1286 : -1; 1287 i++; 1288 } 1289 } 1290 size = i; 1291 mPendingBroadcasts.clear(); 1292 } 1293 // Send broadcasts 1294 for (int i = 0; i < size; i++) { 1295 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1296 } 1297 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1298 break; 1299 } 1300 case START_CLEANING_PACKAGE: { 1301 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1302 final String packageName = (String)msg.obj; 1303 final int userId = msg.arg1; 1304 final boolean andCode = msg.arg2 != 0; 1305 synchronized (mPackages) { 1306 if (userId == UserHandle.USER_ALL) { 1307 int[] users = sUserManager.getUserIds(); 1308 for (int user : users) { 1309 mSettings.addPackageToCleanLPw( 1310 new PackageCleanItem(user, packageName, andCode)); 1311 } 1312 } else { 1313 mSettings.addPackageToCleanLPw( 1314 new PackageCleanItem(userId, packageName, andCode)); 1315 } 1316 } 1317 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1318 startCleaningPackages(); 1319 } break; 1320 case POST_INSTALL: { 1321 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1322 PostInstallData data = mRunningInstalls.get(msg.arg1); 1323 mRunningInstalls.delete(msg.arg1); 1324 boolean deleteOld = false; 1325 1326 if (data != null) { 1327 InstallArgs args = data.args; 1328 PackageInstalledInfo res = data.res; 1329 1330 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1331 final String packageName = res.pkg.applicationInfo.packageName; 1332 res.removedInfo.sendBroadcast(false, true, false); 1333 Bundle extras = new Bundle(1); 1334 extras.putInt(Intent.EXTRA_UID, res.uid); 1335 1336 // Now that we successfully installed the package, grant runtime 1337 // permissions if requested before broadcasting the install. 1338 if ((args.installFlags 1339 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1340 grantRequestedRuntimePermissions(res.pkg, 1341 args.user.getIdentifier()); 1342 } 1343 1344 // Determine the set of users who are adding this 1345 // package for the first time vs. those who are seeing 1346 // an update. 1347 int[] firstUsers; 1348 int[] updateUsers = new int[0]; 1349 if (res.origUsers == null || res.origUsers.length == 0) { 1350 firstUsers = res.newUsers; 1351 } else { 1352 firstUsers = new int[0]; 1353 for (int i=0; i<res.newUsers.length; i++) { 1354 int user = res.newUsers[i]; 1355 boolean isNew = true; 1356 for (int j=0; j<res.origUsers.length; j++) { 1357 if (res.origUsers[j] == user) { 1358 isNew = false; 1359 break; 1360 } 1361 } 1362 if (isNew) { 1363 int[] newFirst = new int[firstUsers.length+1]; 1364 System.arraycopy(firstUsers, 0, newFirst, 0, 1365 firstUsers.length); 1366 newFirst[firstUsers.length] = user; 1367 firstUsers = newFirst; 1368 } else { 1369 int[] newUpdate = new int[updateUsers.length+1]; 1370 System.arraycopy(updateUsers, 0, newUpdate, 0, 1371 updateUsers.length); 1372 newUpdate[updateUsers.length] = user; 1373 updateUsers = newUpdate; 1374 } 1375 } 1376 } 1377 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1378 packageName, extras, null, null, firstUsers); 1379 final boolean update = res.removedInfo.removedPackage != null; 1380 if (update) { 1381 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1382 } 1383 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1384 packageName, extras, null, null, updateUsers); 1385 if (update) { 1386 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1387 packageName, extras, null, null, updateUsers); 1388 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1389 null, null, packageName, null, updateUsers); 1390 1391 // treat asec-hosted packages like removable media on upgrade 1392 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1393 if (DEBUG_INSTALL) { 1394 Slog.i(TAG, "upgrading pkg " + res.pkg 1395 + " is ASEC-hosted -> AVAILABLE"); 1396 } 1397 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1398 ArrayList<String> pkgList = new ArrayList<String>(1); 1399 pkgList.add(packageName); 1400 sendResourcesChangedBroadcast(true, true, 1401 pkgList,uidArray, null); 1402 } 1403 } 1404 if (res.removedInfo.args != null) { 1405 // Remove the replaced package's older resources safely now 1406 deleteOld = true; 1407 } 1408 1409 // If this app is a browser and it's newly-installed for some 1410 // users, clear any default-browser state in those users 1411 if (firstUsers.length > 0) { 1412 // the app's nature doesn't depend on the user, so we can just 1413 // check its browser nature in any user and generalize. 1414 if (packageIsBrowser(packageName, firstUsers[0])) { 1415 synchronized (mPackages) { 1416 for (int userId : firstUsers) { 1417 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1418 } 1419 } 1420 } 1421 } 1422 // Log current value of "unknown sources" setting 1423 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1424 getUnknownSourcesSettings()); 1425 } 1426 // Force a gc to clear up things 1427 Runtime.getRuntime().gc(); 1428 // We delete after a gc for applications on sdcard. 1429 if (deleteOld) { 1430 synchronized (mInstallLock) { 1431 res.removedInfo.args.doPostDeleteLI(true); 1432 } 1433 } 1434 if (args.observer != null) { 1435 try { 1436 Bundle extras = extrasForInstallResult(res); 1437 args.observer.onPackageInstalled(res.name, res.returnCode, 1438 res.returnMsg, extras); 1439 } catch (RemoteException e) { 1440 Slog.i(TAG, "Observer no longer exists."); 1441 } 1442 } 1443 } else { 1444 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1445 } 1446 } break; 1447 case UPDATED_MEDIA_STATUS: { 1448 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1449 boolean reportStatus = msg.arg1 == 1; 1450 boolean doGc = msg.arg2 == 1; 1451 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1452 if (doGc) { 1453 // Force a gc to clear up stale containers. 1454 Runtime.getRuntime().gc(); 1455 } 1456 if (msg.obj != null) { 1457 @SuppressWarnings("unchecked") 1458 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1459 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1460 // Unload containers 1461 unloadAllContainers(args); 1462 } 1463 if (reportStatus) { 1464 try { 1465 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1466 PackageHelper.getMountService().finishMediaUpdate(); 1467 } catch (RemoteException e) { 1468 Log.e(TAG, "MountService not running?"); 1469 } 1470 } 1471 } break; 1472 case WRITE_SETTINGS: { 1473 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1474 synchronized (mPackages) { 1475 removeMessages(WRITE_SETTINGS); 1476 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1477 mSettings.writeLPr(); 1478 mDirtyUsers.clear(); 1479 } 1480 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1481 } break; 1482 case WRITE_PACKAGE_RESTRICTIONS: { 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1484 synchronized (mPackages) { 1485 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1486 for (int userId : mDirtyUsers) { 1487 mSettings.writePackageRestrictionsLPr(userId); 1488 } 1489 mDirtyUsers.clear(); 1490 } 1491 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1492 } break; 1493 case CHECK_PENDING_VERIFICATION: { 1494 final int verificationId = msg.arg1; 1495 final PackageVerificationState state = mPendingVerification.get(verificationId); 1496 1497 if ((state != null) && !state.timeoutExtended()) { 1498 final InstallArgs args = state.getInstallArgs(); 1499 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1500 1501 Slog.i(TAG, "Verification timed out for " + originUri); 1502 mPendingVerification.remove(verificationId); 1503 1504 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1505 1506 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1507 Slog.i(TAG, "Continuing with installation of " + originUri); 1508 state.setVerifierResponse(Binder.getCallingUid(), 1509 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1510 broadcastPackageVerified(verificationId, originUri, 1511 PackageManager.VERIFICATION_ALLOW, 1512 state.getInstallArgs().getUser()); 1513 try { 1514 ret = args.copyApk(mContainerService, true); 1515 } catch (RemoteException e) { 1516 Slog.e(TAG, "Could not contact the ContainerService"); 1517 } 1518 } else { 1519 broadcastPackageVerified(verificationId, originUri, 1520 PackageManager.VERIFICATION_REJECT, 1521 state.getInstallArgs().getUser()); 1522 } 1523 1524 processPendingInstall(args, ret); 1525 mHandler.sendEmptyMessage(MCS_UNBIND); 1526 } 1527 break; 1528 } 1529 case PACKAGE_VERIFIED: { 1530 final int verificationId = msg.arg1; 1531 1532 final PackageVerificationState state = mPendingVerification.get(verificationId); 1533 if (state == null) { 1534 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1535 break; 1536 } 1537 1538 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1539 1540 state.setVerifierResponse(response.callerUid, response.code); 1541 1542 if (state.isVerificationComplete()) { 1543 mPendingVerification.remove(verificationId); 1544 1545 final InstallArgs args = state.getInstallArgs(); 1546 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1547 1548 int ret; 1549 if (state.isInstallAllowed()) { 1550 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1551 broadcastPackageVerified(verificationId, originUri, 1552 response.code, state.getInstallArgs().getUser()); 1553 try { 1554 ret = args.copyApk(mContainerService, true); 1555 } catch (RemoteException e) { 1556 Slog.e(TAG, "Could not contact the ContainerService"); 1557 } 1558 } else { 1559 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1560 } 1561 1562 processPendingInstall(args, ret); 1563 1564 mHandler.sendEmptyMessage(MCS_UNBIND); 1565 } 1566 1567 break; 1568 } 1569 case START_INTENT_FILTER_VERIFICATIONS: { 1570 IFVerificationParams params = (IFVerificationParams) msg.obj; 1571 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1572 params.replacing, params.pkg); 1573 break; 1574 } 1575 case INTENT_FILTER_VERIFIED: { 1576 final int verificationId = msg.arg1; 1577 1578 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1579 verificationId); 1580 if (state == null) { 1581 Slog.w(TAG, "Invalid IntentFilter verification token " 1582 + verificationId + " received"); 1583 break; 1584 } 1585 1586 final int userId = state.getUserId(); 1587 1588 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1589 "Processing IntentFilter verification with token:" 1590 + verificationId + " and userId:" + userId); 1591 1592 final IntentFilterVerificationResponse response = 1593 (IntentFilterVerificationResponse) msg.obj; 1594 1595 state.setVerifierResponse(response.callerUid, response.code); 1596 1597 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1598 "IntentFilter verification with token:" + verificationId 1599 + " and userId:" + userId 1600 + " is settings verifier response with response code:" 1601 + response.code); 1602 1603 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1604 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1605 + response.getFailedDomainsString()); 1606 } 1607 1608 if (state.isVerificationComplete()) { 1609 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1610 } else { 1611 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1612 "IntentFilter verification with token:" + verificationId 1613 + " was not said to be complete"); 1614 } 1615 1616 break; 1617 } 1618 } 1619 } 1620 } 1621 1622 private StorageEventListener mStorageListener = new StorageEventListener() { 1623 @Override 1624 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1625 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1626 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1627 final String volumeUuid = vol.getFsUuid(); 1628 1629 // Clean up any users or apps that were removed or recreated 1630 // while this volume was missing 1631 reconcileUsers(volumeUuid); 1632 reconcileApps(volumeUuid); 1633 1634 // Clean up any install sessions that expired or were 1635 // cancelled while this volume was missing 1636 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1637 1638 loadPrivatePackages(vol); 1639 1640 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1641 unloadPrivatePackages(vol); 1642 } 1643 } 1644 1645 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1646 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1647 updateExternalMediaStatus(true, false); 1648 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1649 updateExternalMediaStatus(false, false); 1650 } 1651 } 1652 } 1653 1654 @Override 1655 public void onVolumeForgotten(String fsUuid) { 1656 // Remove any apps installed on the forgotten volume 1657 synchronized (mPackages) { 1658 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1659 for (PackageSetting ps : packages) { 1660 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1661 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1662 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1663 } 1664 1665 mSettings.writeLPr(); 1666 } 1667 } 1668 }; 1669 1670 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1671 if (userId >= UserHandle.USER_OWNER) { 1672 grantRequestedRuntimePermissionsForUser(pkg, userId); 1673 } else if (userId == UserHandle.USER_ALL) { 1674 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1675 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1676 } 1677 } 1678 1679 // We could have touched GID membership, so flush out packages.list 1680 synchronized (mPackages) { 1681 mSettings.writePackageListLPr(); 1682 } 1683 } 1684 1685 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1686 SettingBase sb = (SettingBase) pkg.mExtras; 1687 if (sb == null) { 1688 return; 1689 } 1690 1691 PermissionsState permissionsState = sb.getPermissionsState(); 1692 1693 for (String permission : pkg.requestedPermissions) { 1694 BasePermission bp = mSettings.mPermissions.get(permission); 1695 if (bp != null && bp.isRuntime()) { 1696 permissionsState.grantRuntimePermission(bp, userId); 1697 } 1698 } 1699 } 1700 1701 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1702 Bundle extras = null; 1703 switch (res.returnCode) { 1704 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1705 extras = new Bundle(); 1706 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1707 res.origPermission); 1708 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1709 res.origPackage); 1710 break; 1711 } 1712 case PackageManager.INSTALL_SUCCEEDED: { 1713 extras = new Bundle(); 1714 extras.putBoolean(Intent.EXTRA_REPLACING, 1715 res.removedInfo != null && res.removedInfo.removedPackage != null); 1716 break; 1717 } 1718 } 1719 return extras; 1720 } 1721 1722 void scheduleWriteSettingsLocked() { 1723 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1724 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1725 } 1726 } 1727 1728 void scheduleWritePackageRestrictionsLocked(int userId) { 1729 if (!sUserManager.exists(userId)) return; 1730 mDirtyUsers.add(userId); 1731 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1732 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1733 } 1734 } 1735 1736 public static PackageManagerService main(Context context, Installer installer, 1737 boolean factoryTest, boolean onlyCore) { 1738 PackageManagerService m = new PackageManagerService(context, installer, 1739 factoryTest, onlyCore); 1740 ServiceManager.addService("package", m); 1741 return m; 1742 } 1743 1744 static String[] splitString(String str, char sep) { 1745 int count = 1; 1746 int i = 0; 1747 while ((i=str.indexOf(sep, i)) >= 0) { 1748 count++; 1749 i++; 1750 } 1751 1752 String[] res = new String[count]; 1753 i=0; 1754 count = 0; 1755 int lastI=0; 1756 while ((i=str.indexOf(sep, i)) >= 0) { 1757 res[count] = str.substring(lastI, i); 1758 count++; 1759 i++; 1760 lastI = i; 1761 } 1762 res[count] = str.substring(lastI, str.length()); 1763 return res; 1764 } 1765 1766 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1767 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1768 Context.DISPLAY_SERVICE); 1769 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1770 } 1771 1772 public PackageManagerService(Context context, Installer installer, 1773 boolean factoryTest, boolean onlyCore) { 1774 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1775 SystemClock.uptimeMillis()); 1776 1777 if (mSdkVersion <= 0) { 1778 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1779 } 1780 1781 mContext = context; 1782 mFactoryTest = factoryTest; 1783 mOnlyCore = onlyCore; 1784 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1785 mMetrics = new DisplayMetrics(); 1786 mSettings = new Settings(mPackages); 1787 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1788 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1789 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1790 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1791 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1792 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1793 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1794 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1795 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1796 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1797 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1798 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1799 1800 // TODO: add a property to control this? 1801 long dexOptLRUThresholdInMinutes; 1802 if (mLazyDexOpt) { 1803 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1804 } else { 1805 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1806 } 1807 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1808 1809 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1810 if (separateProcesses != null && separateProcesses.length() > 0) { 1811 if ("*".equals(separateProcesses)) { 1812 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1813 mSeparateProcesses = null; 1814 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1815 } else { 1816 mDefParseFlags = 0; 1817 mSeparateProcesses = separateProcesses.split(","); 1818 Slog.w(TAG, "Running with debug.separate_processes: " 1819 + separateProcesses); 1820 } 1821 } else { 1822 mDefParseFlags = 0; 1823 mSeparateProcesses = null; 1824 } 1825 1826 mInstaller = installer; 1827 mPackageDexOptimizer = new PackageDexOptimizer(this); 1828 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1829 1830 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1831 FgThread.get().getLooper()); 1832 1833 getDefaultDisplayMetrics(context, mMetrics); 1834 1835 SystemConfig systemConfig = SystemConfig.getInstance(); 1836 mGlobalGids = systemConfig.getGlobalGids(); 1837 mSystemPermissions = systemConfig.getSystemPermissions(); 1838 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1839 1840 synchronized (mInstallLock) { 1841 // writer 1842 synchronized (mPackages) { 1843 mHandlerThread = new ServiceThread(TAG, 1844 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1845 mHandlerThread.start(); 1846 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1847 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1848 1849 File dataDir = Environment.getDataDirectory(); 1850 mAppDataDir = new File(dataDir, "data"); 1851 mAppInstallDir = new File(dataDir, "app"); 1852 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1853 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1854 mUserAppDataDir = new File(dataDir, "user"); 1855 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1856 1857 sUserManager = new UserManagerService(context, this, 1858 mInstallLock, mPackages); 1859 1860 // Propagate permission configuration in to package manager. 1861 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1862 = systemConfig.getPermissions(); 1863 for (int i=0; i<permConfig.size(); i++) { 1864 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1865 BasePermission bp = mSettings.mPermissions.get(perm.name); 1866 if (bp == null) { 1867 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1868 mSettings.mPermissions.put(perm.name, bp); 1869 } 1870 if (perm.gids != null) { 1871 bp.setGids(perm.gids, perm.perUser); 1872 } 1873 } 1874 1875 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1876 for (int i=0; i<libConfig.size(); i++) { 1877 mSharedLibraries.put(libConfig.keyAt(i), 1878 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1879 } 1880 1881 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1882 1883 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1884 mSdkVersion, mOnlyCore); 1885 1886 String customResolverActivity = Resources.getSystem().getString( 1887 R.string.config_customResolverActivity); 1888 if (TextUtils.isEmpty(customResolverActivity)) { 1889 customResolverActivity = null; 1890 } else { 1891 mCustomResolverComponentName = ComponentName.unflattenFromString( 1892 customResolverActivity); 1893 } 1894 1895 long startTime = SystemClock.uptimeMillis(); 1896 1897 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1898 startTime); 1899 1900 // Set flag to monitor and not change apk file paths when 1901 // scanning install directories. 1902 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1903 1904 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1905 1906 /** 1907 * Add everything in the in the boot class path to the 1908 * list of process files because dexopt will have been run 1909 * if necessary during zygote startup. 1910 */ 1911 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1912 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1913 1914 if (bootClassPath != null) { 1915 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1916 for (String element : bootClassPathElements) { 1917 alreadyDexOpted.add(element); 1918 } 1919 } else { 1920 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1921 } 1922 1923 if (systemServerClassPath != null) { 1924 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1925 for (String element : systemServerClassPathElements) { 1926 alreadyDexOpted.add(element); 1927 } 1928 } else { 1929 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1930 } 1931 1932 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1933 final String[] dexCodeInstructionSets = 1934 getDexCodeInstructionSets( 1935 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1936 1937 /** 1938 * Ensure all external libraries have had dexopt run on them. 1939 */ 1940 if (mSharedLibraries.size() > 0) { 1941 // NOTE: For now, we're compiling these system "shared libraries" 1942 // (and framework jars) into all available architectures. It's possible 1943 // to compile them only when we come across an app that uses them (there's 1944 // already logic for that in scanPackageLI) but that adds some complexity. 1945 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1946 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1947 final String lib = libEntry.path; 1948 if (lib == null) { 1949 continue; 1950 } 1951 1952 try { 1953 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1954 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1955 alreadyDexOpted.add(lib); 1956 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1957 } 1958 } catch (FileNotFoundException e) { 1959 Slog.w(TAG, "Library not found: " + lib); 1960 } catch (IOException e) { 1961 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1962 + e.getMessage()); 1963 } 1964 } 1965 } 1966 } 1967 1968 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1969 1970 // Gross hack for now: we know this file doesn't contain any 1971 // code, so don't dexopt it to avoid the resulting log spew. 1972 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1973 1974 // Gross hack for now: we know this file is only part of 1975 // the boot class path for art, so don't dexopt it to 1976 // avoid the resulting log spew. 1977 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1978 1979 /** 1980 * There are a number of commands implemented in Java, which 1981 * we currently need to do the dexopt on so that they can be 1982 * run from a non-root shell. 1983 */ 1984 String[] frameworkFiles = frameworkDir.list(); 1985 if (frameworkFiles != null) { 1986 // TODO: We could compile these only for the most preferred ABI. We should 1987 // first double check that the dex files for these commands are not referenced 1988 // by other system apps. 1989 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1990 for (int i=0; i<frameworkFiles.length; i++) { 1991 File libPath = new File(frameworkDir, frameworkFiles[i]); 1992 String path = libPath.getPath(); 1993 // Skip the file if we already did it. 1994 if (alreadyDexOpted.contains(path)) { 1995 continue; 1996 } 1997 // Skip the file if it is not a type we want to dexopt. 1998 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1999 continue; 2000 } 2001 try { 2002 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2003 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2004 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2005 } 2006 } catch (FileNotFoundException e) { 2007 Slog.w(TAG, "Jar not found: " + path); 2008 } catch (IOException e) { 2009 Slog.w(TAG, "Exception reading jar: " + path, e); 2010 } 2011 } 2012 } 2013 } 2014 2015 // Collect vendor overlay packages. 2016 // (Do this before scanning any apps.) 2017 // For security and version matching reason, only consider 2018 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2019 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2020 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2021 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2022 2023 // Find base frameworks (resource packages without code). 2024 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2025 | PackageParser.PARSE_IS_SYSTEM_DIR 2026 | PackageParser.PARSE_IS_PRIVILEGED, 2027 scanFlags | SCAN_NO_DEX, 0); 2028 2029 // Collected privileged system packages. 2030 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2031 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2032 | PackageParser.PARSE_IS_SYSTEM_DIR 2033 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2034 2035 // Collect ordinary system packages. 2036 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2037 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2038 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2039 2040 // Collect all vendor packages. 2041 File vendorAppDir = new File("/vendor/app"); 2042 try { 2043 vendorAppDir = vendorAppDir.getCanonicalFile(); 2044 } catch (IOException e) { 2045 // failed to look up canonical path, continue with original one 2046 } 2047 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2048 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2049 2050 // Collect all OEM packages. 2051 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2052 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2053 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2054 2055 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2056 mInstaller.moveFiles(); 2057 2058 // Prune any system packages that no longer exist. 2059 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2060 if (!mOnlyCore) { 2061 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2062 while (psit.hasNext()) { 2063 PackageSetting ps = psit.next(); 2064 2065 /* 2066 * If this is not a system app, it can't be a 2067 * disable system app. 2068 */ 2069 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2070 continue; 2071 } 2072 2073 /* 2074 * If the package is scanned, it's not erased. 2075 */ 2076 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2077 if (scannedPkg != null) { 2078 /* 2079 * If the system app is both scanned and in the 2080 * disabled packages list, then it must have been 2081 * added via OTA. Remove it from the currently 2082 * scanned package so the previously user-installed 2083 * application can be scanned. 2084 */ 2085 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2086 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2087 + ps.name + "; removing system app. Last known codePath=" 2088 + ps.codePathString + ", installStatus=" + ps.installStatus 2089 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2090 + scannedPkg.mVersionCode); 2091 removePackageLI(ps, true); 2092 mExpectingBetter.put(ps.name, ps.codePath); 2093 } 2094 2095 continue; 2096 } 2097 2098 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2099 psit.remove(); 2100 logCriticalInfo(Log.WARN, "System package " + ps.name 2101 + " no longer exists; wiping its data"); 2102 removeDataDirsLI(null, ps.name); 2103 } else { 2104 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2105 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2106 possiblyDeletedUpdatedSystemApps.add(ps.name); 2107 } 2108 } 2109 } 2110 } 2111 2112 //look for any incomplete package installations 2113 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2114 //clean up list 2115 for(int i = 0; i < deletePkgsList.size(); i++) { 2116 //clean up here 2117 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2118 } 2119 //delete tmp files 2120 deleteTempPackageFiles(); 2121 2122 // Remove any shared userIDs that have no associated packages 2123 mSettings.pruneSharedUsersLPw(); 2124 2125 if (!mOnlyCore) { 2126 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2127 SystemClock.uptimeMillis()); 2128 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2129 2130 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2131 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2132 2133 /** 2134 * Remove disable package settings for any updated system 2135 * apps that were removed via an OTA. If they're not a 2136 * previously-updated app, remove them completely. 2137 * Otherwise, just revoke their system-level permissions. 2138 */ 2139 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2140 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2141 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2142 2143 String msg; 2144 if (deletedPkg == null) { 2145 msg = "Updated system package " + deletedAppName 2146 + " no longer exists; wiping its data"; 2147 removeDataDirsLI(null, deletedAppName); 2148 } else { 2149 msg = "Updated system app + " + deletedAppName 2150 + " no longer present; removing system privileges for " 2151 + deletedAppName; 2152 2153 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2154 2155 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2156 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2157 } 2158 logCriticalInfo(Log.WARN, msg); 2159 } 2160 2161 /** 2162 * Make sure all system apps that we expected to appear on 2163 * the userdata partition actually showed up. If they never 2164 * appeared, crawl back and revive the system version. 2165 */ 2166 for (int i = 0; i < mExpectingBetter.size(); i++) { 2167 final String packageName = mExpectingBetter.keyAt(i); 2168 if (!mPackages.containsKey(packageName)) { 2169 final File scanFile = mExpectingBetter.valueAt(i); 2170 2171 logCriticalInfo(Log.WARN, "Expected better " + packageName 2172 + " but never showed up; reverting to system"); 2173 2174 final int reparseFlags; 2175 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2176 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2177 | PackageParser.PARSE_IS_SYSTEM_DIR 2178 | PackageParser.PARSE_IS_PRIVILEGED; 2179 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2180 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2181 | PackageParser.PARSE_IS_SYSTEM_DIR; 2182 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2183 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2184 | PackageParser.PARSE_IS_SYSTEM_DIR; 2185 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2186 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2187 | PackageParser.PARSE_IS_SYSTEM_DIR; 2188 } else { 2189 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2190 continue; 2191 } 2192 2193 mSettings.enableSystemPackageLPw(packageName); 2194 2195 try { 2196 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2197 } catch (PackageManagerException e) { 2198 Slog.e(TAG, "Failed to parse original system package: " 2199 + e.getMessage()); 2200 } 2201 } 2202 } 2203 } 2204 mExpectingBetter.clear(); 2205 2206 // Now that we know all of the shared libraries, update all clients to have 2207 // the correct library paths. 2208 updateAllSharedLibrariesLPw(); 2209 2210 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2211 // NOTE: We ignore potential failures here during a system scan (like 2212 // the rest of the commands above) because there's precious little we 2213 // can do about it. A settings error is reported, though. 2214 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2215 false /* force dexopt */, false /* defer dexopt */); 2216 } 2217 2218 // Now that we know all the packages we are keeping, 2219 // read and update their last usage times. 2220 mPackageUsage.readLP(); 2221 2222 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2223 SystemClock.uptimeMillis()); 2224 Slog.i(TAG, "Time to scan packages: " 2225 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2226 + " seconds"); 2227 2228 // If the platform SDK has changed since the last time we booted, 2229 // we need to re-grant app permission to catch any new ones that 2230 // appear. This is really a hack, and means that apps can in some 2231 // cases get permissions that the user didn't initially explicitly 2232 // allow... it would be nice to have some better way to handle 2233 // this situation. 2234 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2235 != mSdkVersion; 2236 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2237 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2238 + "; regranting permissions for internal storage"); 2239 mSettings.mInternalSdkPlatform = mSdkVersion; 2240 2241 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2242 | (regrantPermissions 2243 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2244 : 0)); 2245 2246 // If this is the first boot, and it is a normal boot, then 2247 // we need to initialize the default preferred apps. 2248 if (!mRestoredSettings && !onlyCore) { 2249 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2250 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2251 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2252 } 2253 2254 // If this is first boot after an OTA, and a normal boot, then 2255 // we need to clear code cache directories. 2256 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2257 if (mIsUpgrade && !onlyCore) { 2258 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2259 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2260 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2261 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2262 } 2263 mSettings.mFingerprint = Build.FINGERPRINT; 2264 } 2265 2266 checkDefaultBrowser(); 2267 2268 // All the changes are done during package scanning. 2269 mSettings.updateInternalDatabaseVersion(); 2270 2271 // can downgrade to reader 2272 mSettings.writeLPr(); 2273 2274 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2275 SystemClock.uptimeMillis()); 2276 2277 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2278 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2279 2280 mInstallerService = new PackageInstallerService(context, this); 2281 2282 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2283 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2284 mIntentFilterVerifierComponent); 2285 2286 } // synchronized (mPackages) 2287 } // synchronized (mInstallLock) 2288 2289 // Now after opening every single application zip, make sure they 2290 // are all flushed. Not really needed, but keeps things nice and 2291 // tidy. 2292 Runtime.getRuntime().gc(); 2293 2294 // Expose private service for system components to use. 2295 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2296 } 2297 2298 @Override 2299 public boolean isFirstBoot() { 2300 return !mRestoredSettings; 2301 } 2302 2303 @Override 2304 public boolean isOnlyCoreApps() { 2305 return mOnlyCore; 2306 } 2307 2308 @Override 2309 public boolean isUpgrade() { 2310 return mIsUpgrade; 2311 } 2312 2313 private String getRequiredVerifierLPr() { 2314 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2315 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2316 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2317 2318 String requiredVerifier = null; 2319 2320 final int N = receivers.size(); 2321 for (int i = 0; i < N; i++) { 2322 final ResolveInfo info = receivers.get(i); 2323 2324 if (info.activityInfo == null) { 2325 continue; 2326 } 2327 2328 final String packageName = info.activityInfo.packageName; 2329 2330 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2331 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2332 continue; 2333 } 2334 2335 if (requiredVerifier != null) { 2336 throw new RuntimeException("There can be only one required verifier"); 2337 } 2338 2339 requiredVerifier = packageName; 2340 } 2341 2342 return requiredVerifier; 2343 } 2344 2345 private String getRequiredInstallerLPr() { 2346 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2347 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2348 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2349 2350 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2351 PACKAGE_MIME_TYPE, 0, 0); 2352 2353 String requiredInstaller = null; 2354 2355 final int N = installers.size(); 2356 for (int i = 0; i < N; i++) { 2357 final ResolveInfo info = installers.get(i); 2358 final String packageName = info.activityInfo.packageName; 2359 2360 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2361 continue; 2362 } 2363 2364 if (requiredInstaller != null) { 2365 throw new RuntimeException("There must be one required installer"); 2366 } 2367 2368 requiredInstaller = packageName; 2369 } 2370 2371 if (requiredInstaller == null) { 2372 throw new RuntimeException("There must be one required installer"); 2373 } 2374 2375 return requiredInstaller; 2376 } 2377 2378 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2379 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2380 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2381 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2382 2383 ComponentName verifierComponentName = null; 2384 2385 int priority = -1000; 2386 final int N = receivers.size(); 2387 for (int i = 0; i < N; i++) { 2388 final ResolveInfo info = receivers.get(i); 2389 2390 if (info.activityInfo == null) { 2391 continue; 2392 } 2393 2394 final String packageName = info.activityInfo.packageName; 2395 2396 final PackageSetting ps = mSettings.mPackages.get(packageName); 2397 if (ps == null) { 2398 continue; 2399 } 2400 2401 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2402 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2403 continue; 2404 } 2405 2406 // Select the IntentFilterVerifier with the highest priority 2407 if (priority < info.priority) { 2408 priority = info.priority; 2409 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2410 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2411 + verifierComponentName + " with priority: " + info.priority); 2412 } 2413 } 2414 2415 return verifierComponentName; 2416 } 2417 2418 private void primeDomainVerificationsLPw(int userId) { 2419 if (DEBUG_DOMAIN_VERIFICATION) { 2420 Slog.d(TAG, "Priming domain verifications in user " + userId); 2421 } 2422 2423 SystemConfig systemConfig = SystemConfig.getInstance(); 2424 ArraySet<String> packages = systemConfig.getLinkedApps(); 2425 ArraySet<String> domains = new ArraySet<String>(); 2426 2427 for (String packageName : packages) { 2428 PackageParser.Package pkg = mPackages.get(packageName); 2429 if (pkg != null) { 2430 if (!pkg.isSystemApp()) { 2431 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2432 continue; 2433 } 2434 2435 domains.clear(); 2436 for (PackageParser.Activity a : pkg.activities) { 2437 for (ActivityIntentInfo filter : a.intents) { 2438 if (hasValidDomains(filter)) { 2439 domains.addAll(filter.getHostsList()); 2440 } 2441 } 2442 } 2443 2444 if (domains.size() > 0) { 2445 if (DEBUG_DOMAIN_VERIFICATION) { 2446 Slog.v(TAG, " + " + packageName); 2447 } 2448 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2449 // state w.r.t. the formal app-linkage "no verification attempted" state; 2450 // and then 'always' in the per-user state actually used for intent resolution. 2451 final IntentFilterVerificationInfo ivi; 2452 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2453 new ArrayList<String>(domains)); 2454 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2455 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2456 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2457 } else { 2458 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2459 + "' does not handle web links"); 2460 } 2461 } else { 2462 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2463 } 2464 } 2465 2466 scheduleWritePackageRestrictionsLocked(userId); 2467 scheduleWriteSettingsLocked(); 2468 } 2469 2470 private void applyFactoryDefaultBrowserLPw(int userId) { 2471 // The default browser app's package name is stored in a string resource, 2472 // with a product-specific overlay used for vendor customization. 2473 String browserPkg = mContext.getResources().getString( 2474 com.android.internal.R.string.default_browser); 2475 if (!TextUtils.isEmpty(browserPkg)) { 2476 // non-empty string => required to be a known package 2477 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2478 if (ps == null) { 2479 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2480 browserPkg = null; 2481 } else { 2482 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2483 } 2484 } 2485 2486 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2487 // default. If there's more than one, just leave everything alone. 2488 if (browserPkg == null) { 2489 calculateDefaultBrowserLPw(userId); 2490 } 2491 } 2492 2493 private void calculateDefaultBrowserLPw(int userId) { 2494 List<String> allBrowsers = resolveAllBrowserApps(userId); 2495 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2496 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2497 } 2498 2499 private List<String> resolveAllBrowserApps(int userId) { 2500 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2501 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2502 PackageManager.MATCH_ALL, userId); 2503 2504 final int count = list.size(); 2505 List<String> result = new ArrayList<String>(count); 2506 for (int i=0; i<count; i++) { 2507 ResolveInfo info = list.get(i); 2508 if (info.activityInfo == null 2509 || !info.handleAllWebDataURI 2510 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2511 || result.contains(info.activityInfo.packageName)) { 2512 continue; 2513 } 2514 result.add(info.activityInfo.packageName); 2515 } 2516 2517 return result; 2518 } 2519 2520 private boolean packageIsBrowser(String packageName, int userId) { 2521 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2522 PackageManager.MATCH_ALL, userId); 2523 final int N = list.size(); 2524 for (int i = 0; i < N; i++) { 2525 ResolveInfo info = list.get(i); 2526 if (packageName.equals(info.activityInfo.packageName)) { 2527 return true; 2528 } 2529 } 2530 return false; 2531 } 2532 2533 private void checkDefaultBrowser() { 2534 final int myUserId = UserHandle.myUserId(); 2535 final String packageName = getDefaultBrowserPackageName(myUserId); 2536 if (packageName != null) { 2537 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2538 if (info == null) { 2539 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2540 synchronized (mPackages) { 2541 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2542 } 2543 } 2544 } 2545 } 2546 2547 @Override 2548 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2549 throws RemoteException { 2550 try { 2551 return super.onTransact(code, data, reply, flags); 2552 } catch (RuntimeException e) { 2553 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2554 Slog.wtf(TAG, "Package Manager Crash", e); 2555 } 2556 throw e; 2557 } 2558 } 2559 2560 void cleanupInstallFailedPackage(PackageSetting ps) { 2561 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2562 2563 removeDataDirsLI(ps.volumeUuid, ps.name); 2564 if (ps.codePath != null) { 2565 if (ps.codePath.isDirectory()) { 2566 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2567 } else { 2568 ps.codePath.delete(); 2569 } 2570 } 2571 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2572 if (ps.resourcePath.isDirectory()) { 2573 FileUtils.deleteContents(ps.resourcePath); 2574 } 2575 ps.resourcePath.delete(); 2576 } 2577 mSettings.removePackageLPw(ps.name); 2578 } 2579 2580 static int[] appendInts(int[] cur, int[] add) { 2581 if (add == null) return cur; 2582 if (cur == null) return add; 2583 final int N = add.length; 2584 for (int i=0; i<N; i++) { 2585 cur = appendInt(cur, add[i]); 2586 } 2587 return cur; 2588 } 2589 2590 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2591 if (!sUserManager.exists(userId)) return null; 2592 final PackageSetting ps = (PackageSetting) p.mExtras; 2593 if (ps == null) { 2594 return null; 2595 } 2596 2597 final PermissionsState permissionsState = ps.getPermissionsState(); 2598 2599 final int[] gids = permissionsState.computeGids(userId); 2600 final Set<String> permissions = permissionsState.getPermissions(userId); 2601 final PackageUserState state = ps.readUserState(userId); 2602 2603 return PackageParser.generatePackageInfo(p, gids, flags, 2604 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2605 } 2606 2607 @Override 2608 public boolean isPackageFrozen(String packageName) { 2609 synchronized (mPackages) { 2610 final PackageSetting ps = mSettings.mPackages.get(packageName); 2611 if (ps != null) { 2612 return ps.frozen; 2613 } 2614 } 2615 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2616 return true; 2617 } 2618 2619 @Override 2620 public boolean isPackageAvailable(String packageName, int userId) { 2621 if (!sUserManager.exists(userId)) return false; 2622 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2623 synchronized (mPackages) { 2624 PackageParser.Package p = mPackages.get(packageName); 2625 if (p != null) { 2626 final PackageSetting ps = (PackageSetting) p.mExtras; 2627 if (ps != null) { 2628 final PackageUserState state = ps.readUserState(userId); 2629 if (state != null) { 2630 return PackageParser.isAvailable(state); 2631 } 2632 } 2633 } 2634 } 2635 return false; 2636 } 2637 2638 @Override 2639 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2640 if (!sUserManager.exists(userId)) return null; 2641 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2642 // reader 2643 synchronized (mPackages) { 2644 PackageParser.Package p = mPackages.get(packageName); 2645 if (DEBUG_PACKAGE_INFO) 2646 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2647 if (p != null) { 2648 return generatePackageInfo(p, flags, userId); 2649 } 2650 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2651 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2652 } 2653 } 2654 return null; 2655 } 2656 2657 @Override 2658 public String[] currentToCanonicalPackageNames(String[] names) { 2659 String[] out = new String[names.length]; 2660 // reader 2661 synchronized (mPackages) { 2662 for (int i=names.length-1; i>=0; i--) { 2663 PackageSetting ps = mSettings.mPackages.get(names[i]); 2664 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2665 } 2666 } 2667 return out; 2668 } 2669 2670 @Override 2671 public String[] canonicalToCurrentPackageNames(String[] names) { 2672 String[] out = new String[names.length]; 2673 // reader 2674 synchronized (mPackages) { 2675 for (int i=names.length-1; i>=0; i--) { 2676 String cur = mSettings.mRenamedPackages.get(names[i]); 2677 out[i] = cur != null ? cur : names[i]; 2678 } 2679 } 2680 return out; 2681 } 2682 2683 @Override 2684 public int getPackageUid(String packageName, int userId) { 2685 if (!sUserManager.exists(userId)) return -1; 2686 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2687 2688 // reader 2689 synchronized (mPackages) { 2690 PackageParser.Package p = mPackages.get(packageName); 2691 if(p != null) { 2692 return UserHandle.getUid(userId, p.applicationInfo.uid); 2693 } 2694 PackageSetting ps = mSettings.mPackages.get(packageName); 2695 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2696 return -1; 2697 } 2698 p = ps.pkg; 2699 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2700 } 2701 } 2702 2703 @Override 2704 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2705 if (!sUserManager.exists(userId)) { 2706 return null; 2707 } 2708 2709 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2710 "getPackageGids"); 2711 2712 // reader 2713 synchronized (mPackages) { 2714 PackageParser.Package p = mPackages.get(packageName); 2715 if (DEBUG_PACKAGE_INFO) { 2716 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2717 } 2718 if (p != null) { 2719 PackageSetting ps = (PackageSetting) p.mExtras; 2720 return ps.getPermissionsState().computeGids(userId); 2721 } 2722 } 2723 2724 return null; 2725 } 2726 2727 @Override 2728 public int getMountExternalMode(int uid) { 2729 if (Process.isIsolated(uid)) { 2730 return Zygote.MOUNT_EXTERNAL_NONE; 2731 } else { 2732 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2733 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2734 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2735 return Zygote.MOUNT_EXTERNAL_WRITE; 2736 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2737 return Zygote.MOUNT_EXTERNAL_READ; 2738 } else { 2739 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2740 } 2741 } 2742 } 2743 2744 static PermissionInfo generatePermissionInfo( 2745 BasePermission bp, int flags) { 2746 if (bp.perm != null) { 2747 return PackageParser.generatePermissionInfo(bp.perm, flags); 2748 } 2749 PermissionInfo pi = new PermissionInfo(); 2750 pi.name = bp.name; 2751 pi.packageName = bp.sourcePackage; 2752 pi.nonLocalizedLabel = bp.name; 2753 pi.protectionLevel = bp.protectionLevel; 2754 return pi; 2755 } 2756 2757 @Override 2758 public PermissionInfo getPermissionInfo(String name, int flags) { 2759 // reader 2760 synchronized (mPackages) { 2761 final BasePermission p = mSettings.mPermissions.get(name); 2762 if (p != null) { 2763 return generatePermissionInfo(p, flags); 2764 } 2765 return null; 2766 } 2767 } 2768 2769 @Override 2770 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2771 // reader 2772 synchronized (mPackages) { 2773 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2774 for (BasePermission p : mSettings.mPermissions.values()) { 2775 if (group == null) { 2776 if (p.perm == null || p.perm.info.group == null) { 2777 out.add(generatePermissionInfo(p, flags)); 2778 } 2779 } else { 2780 if (p.perm != null && group.equals(p.perm.info.group)) { 2781 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2782 } 2783 } 2784 } 2785 2786 if (out.size() > 0) { 2787 return out; 2788 } 2789 return mPermissionGroups.containsKey(group) ? out : null; 2790 } 2791 } 2792 2793 @Override 2794 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2795 // reader 2796 synchronized (mPackages) { 2797 return PackageParser.generatePermissionGroupInfo( 2798 mPermissionGroups.get(name), flags); 2799 } 2800 } 2801 2802 @Override 2803 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2804 // reader 2805 synchronized (mPackages) { 2806 final int N = mPermissionGroups.size(); 2807 ArrayList<PermissionGroupInfo> out 2808 = new ArrayList<PermissionGroupInfo>(N); 2809 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2810 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2811 } 2812 return out; 2813 } 2814 } 2815 2816 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2817 int userId) { 2818 if (!sUserManager.exists(userId)) return null; 2819 PackageSetting ps = mSettings.mPackages.get(packageName); 2820 if (ps != null) { 2821 if (ps.pkg == null) { 2822 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2823 flags, userId); 2824 if (pInfo != null) { 2825 return pInfo.applicationInfo; 2826 } 2827 return null; 2828 } 2829 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2830 ps.readUserState(userId), userId); 2831 } 2832 return null; 2833 } 2834 2835 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2836 int userId) { 2837 if (!sUserManager.exists(userId)) return null; 2838 PackageSetting ps = mSettings.mPackages.get(packageName); 2839 if (ps != null) { 2840 PackageParser.Package pkg = ps.pkg; 2841 if (pkg == null) { 2842 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2843 return null; 2844 } 2845 // Only data remains, so we aren't worried about code paths 2846 pkg = new PackageParser.Package(packageName); 2847 pkg.applicationInfo.packageName = packageName; 2848 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2849 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2850 pkg.applicationInfo.dataDir = Environment 2851 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2852 .getAbsolutePath(); 2853 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2854 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2855 } 2856 return generatePackageInfo(pkg, flags, userId); 2857 } 2858 return null; 2859 } 2860 2861 @Override 2862 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2863 if (!sUserManager.exists(userId)) return null; 2864 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2865 // writer 2866 synchronized (mPackages) { 2867 PackageParser.Package p = mPackages.get(packageName); 2868 if (DEBUG_PACKAGE_INFO) Log.v( 2869 TAG, "getApplicationInfo " + packageName 2870 + ": " + p); 2871 if (p != null) { 2872 PackageSetting ps = mSettings.mPackages.get(packageName); 2873 if (ps == null) return null; 2874 // Note: isEnabledLP() does not apply here - always return info 2875 return PackageParser.generateApplicationInfo( 2876 p, flags, ps.readUserState(userId), userId); 2877 } 2878 if ("android".equals(packageName)||"system".equals(packageName)) { 2879 return mAndroidApplication; 2880 } 2881 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2882 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2883 } 2884 } 2885 return null; 2886 } 2887 2888 @Override 2889 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2890 final IPackageDataObserver observer) { 2891 mContext.enforceCallingOrSelfPermission( 2892 android.Manifest.permission.CLEAR_APP_CACHE, null); 2893 // Queue up an async operation since clearing cache may take a little while. 2894 mHandler.post(new Runnable() { 2895 public void run() { 2896 mHandler.removeCallbacks(this); 2897 int retCode = -1; 2898 synchronized (mInstallLock) { 2899 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2900 if (retCode < 0) { 2901 Slog.w(TAG, "Couldn't clear application caches"); 2902 } 2903 } 2904 if (observer != null) { 2905 try { 2906 observer.onRemoveCompleted(null, (retCode >= 0)); 2907 } catch (RemoteException e) { 2908 Slog.w(TAG, "RemoveException when invoking call back"); 2909 } 2910 } 2911 } 2912 }); 2913 } 2914 2915 @Override 2916 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2917 final IntentSender pi) { 2918 mContext.enforceCallingOrSelfPermission( 2919 android.Manifest.permission.CLEAR_APP_CACHE, null); 2920 // Queue up an async operation since clearing cache may take a little while. 2921 mHandler.post(new Runnable() { 2922 public void run() { 2923 mHandler.removeCallbacks(this); 2924 int retCode = -1; 2925 synchronized (mInstallLock) { 2926 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2927 if (retCode < 0) { 2928 Slog.w(TAG, "Couldn't clear application caches"); 2929 } 2930 } 2931 if(pi != null) { 2932 try { 2933 // Callback via pending intent 2934 int code = (retCode >= 0) ? 1 : 0; 2935 pi.sendIntent(null, code, null, 2936 null, null); 2937 } catch (SendIntentException e1) { 2938 Slog.i(TAG, "Failed to send pending intent"); 2939 } 2940 } 2941 } 2942 }); 2943 } 2944 2945 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2946 synchronized (mInstallLock) { 2947 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2948 throw new IOException("Failed to free enough space"); 2949 } 2950 } 2951 } 2952 2953 @Override 2954 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2955 if (!sUserManager.exists(userId)) return null; 2956 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2957 synchronized (mPackages) { 2958 PackageParser.Activity a = mActivities.mActivities.get(component); 2959 2960 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2961 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2962 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2963 if (ps == null) return null; 2964 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2965 userId); 2966 } 2967 if (mResolveComponentName.equals(component)) { 2968 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2969 new PackageUserState(), userId); 2970 } 2971 } 2972 return null; 2973 } 2974 2975 @Override 2976 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2977 String resolvedType) { 2978 synchronized (mPackages) { 2979 PackageParser.Activity a = mActivities.mActivities.get(component); 2980 if (a == null) { 2981 return false; 2982 } 2983 for (int i=0; i<a.intents.size(); i++) { 2984 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2985 intent.getData(), intent.getCategories(), TAG) >= 0) { 2986 return true; 2987 } 2988 } 2989 return false; 2990 } 2991 } 2992 2993 @Override 2994 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2995 if (!sUserManager.exists(userId)) return null; 2996 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2997 synchronized (mPackages) { 2998 PackageParser.Activity a = mReceivers.mActivities.get(component); 2999 if (DEBUG_PACKAGE_INFO) Log.v( 3000 TAG, "getReceiverInfo " + component + ": " + a); 3001 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3002 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3003 if (ps == null) return null; 3004 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3005 userId); 3006 } 3007 } 3008 return null; 3009 } 3010 3011 @Override 3012 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3013 if (!sUserManager.exists(userId)) return null; 3014 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3015 synchronized (mPackages) { 3016 PackageParser.Service s = mServices.mServices.get(component); 3017 if (DEBUG_PACKAGE_INFO) Log.v( 3018 TAG, "getServiceInfo " + component + ": " + s); 3019 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3020 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3021 if (ps == null) return null; 3022 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3023 userId); 3024 } 3025 } 3026 return null; 3027 } 3028 3029 @Override 3030 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3031 if (!sUserManager.exists(userId)) return null; 3032 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3033 synchronized (mPackages) { 3034 PackageParser.Provider p = mProviders.mProviders.get(component); 3035 if (DEBUG_PACKAGE_INFO) Log.v( 3036 TAG, "getProviderInfo " + component + ": " + p); 3037 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3038 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3039 if (ps == null) return null; 3040 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3041 userId); 3042 } 3043 } 3044 return null; 3045 } 3046 3047 @Override 3048 public String[] getSystemSharedLibraryNames() { 3049 Set<String> libSet; 3050 synchronized (mPackages) { 3051 libSet = mSharedLibraries.keySet(); 3052 int size = libSet.size(); 3053 if (size > 0) { 3054 String[] libs = new String[size]; 3055 libSet.toArray(libs); 3056 return libs; 3057 } 3058 } 3059 return null; 3060 } 3061 3062 /** 3063 * @hide 3064 */ 3065 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3066 synchronized (mPackages) { 3067 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3068 if (lib != null && lib.apk != null) { 3069 return mPackages.get(lib.apk); 3070 } 3071 } 3072 return null; 3073 } 3074 3075 @Override 3076 public FeatureInfo[] getSystemAvailableFeatures() { 3077 Collection<FeatureInfo> featSet; 3078 synchronized (mPackages) { 3079 featSet = mAvailableFeatures.values(); 3080 int size = featSet.size(); 3081 if (size > 0) { 3082 FeatureInfo[] features = new FeatureInfo[size+1]; 3083 featSet.toArray(features); 3084 FeatureInfo fi = new FeatureInfo(); 3085 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3086 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3087 features[size] = fi; 3088 return features; 3089 } 3090 } 3091 return null; 3092 } 3093 3094 @Override 3095 public boolean hasSystemFeature(String name) { 3096 synchronized (mPackages) { 3097 return mAvailableFeatures.containsKey(name); 3098 } 3099 } 3100 3101 private void checkValidCaller(int uid, int userId) { 3102 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3103 return; 3104 3105 throw new SecurityException("Caller uid=" + uid 3106 + " is not privileged to communicate with user=" + userId); 3107 } 3108 3109 @Override 3110 public int checkPermission(String permName, String pkgName, int userId) { 3111 if (!sUserManager.exists(userId)) { 3112 return PackageManager.PERMISSION_DENIED; 3113 } 3114 3115 synchronized (mPackages) { 3116 final PackageParser.Package p = mPackages.get(pkgName); 3117 if (p != null && p.mExtras != null) { 3118 final PackageSetting ps = (PackageSetting) p.mExtras; 3119 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3120 return PackageManager.PERMISSION_GRANTED; 3121 } 3122 } 3123 } 3124 3125 return PackageManager.PERMISSION_DENIED; 3126 } 3127 3128 @Override 3129 public int checkUidPermission(String permName, int uid) { 3130 final int userId = UserHandle.getUserId(uid); 3131 3132 if (!sUserManager.exists(userId)) { 3133 return PackageManager.PERMISSION_DENIED; 3134 } 3135 3136 synchronized (mPackages) { 3137 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3138 if (obj != null) { 3139 final SettingBase ps = (SettingBase) obj; 3140 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3141 return PackageManager.PERMISSION_GRANTED; 3142 } 3143 } else { 3144 ArraySet<String> perms = mSystemPermissions.get(uid); 3145 if (perms != null && perms.contains(permName)) { 3146 return PackageManager.PERMISSION_GRANTED; 3147 } 3148 } 3149 } 3150 3151 return PackageManager.PERMISSION_DENIED; 3152 } 3153 3154 @Override 3155 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3156 if (UserHandle.getCallingUserId() != userId) { 3157 mContext.enforceCallingPermission( 3158 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3159 "isPermissionRevokedByPolicy for user " + userId); 3160 } 3161 3162 if (checkPermission(permission, packageName, userId) 3163 == PackageManager.PERMISSION_GRANTED) { 3164 return false; 3165 } 3166 3167 final long identity = Binder.clearCallingIdentity(); 3168 try { 3169 final int flags = getPermissionFlags(permission, packageName, userId); 3170 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3171 } finally { 3172 Binder.restoreCallingIdentity(identity); 3173 } 3174 } 3175 3176 /** 3177 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3178 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3179 * @param checkShell TODO(yamasani): 3180 * @param message the message to log on security exception 3181 */ 3182 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3183 boolean checkShell, String message) { 3184 if (userId < 0) { 3185 throw new IllegalArgumentException("Invalid userId " + userId); 3186 } 3187 if (checkShell) { 3188 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3189 } 3190 if (userId == UserHandle.getUserId(callingUid)) return; 3191 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3192 if (requireFullPermission) { 3193 mContext.enforceCallingOrSelfPermission( 3194 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3195 } else { 3196 try { 3197 mContext.enforceCallingOrSelfPermission( 3198 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3199 } catch (SecurityException se) { 3200 mContext.enforceCallingOrSelfPermission( 3201 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3202 } 3203 } 3204 } 3205 } 3206 3207 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3208 if (callingUid == Process.SHELL_UID) { 3209 if (userHandle >= 0 3210 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3211 throw new SecurityException("Shell does not have permission to access user " 3212 + userHandle); 3213 } else if (userHandle < 0) { 3214 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3215 + Debug.getCallers(3)); 3216 } 3217 } 3218 } 3219 3220 private BasePermission findPermissionTreeLP(String permName) { 3221 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3222 if (permName.startsWith(bp.name) && 3223 permName.length() > bp.name.length() && 3224 permName.charAt(bp.name.length()) == '.') { 3225 return bp; 3226 } 3227 } 3228 return null; 3229 } 3230 3231 private BasePermission checkPermissionTreeLP(String permName) { 3232 if (permName != null) { 3233 BasePermission bp = findPermissionTreeLP(permName); 3234 if (bp != null) { 3235 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3236 return bp; 3237 } 3238 throw new SecurityException("Calling uid " 3239 + Binder.getCallingUid() 3240 + " is not allowed to add to permission tree " 3241 + bp.name + " owned by uid " + bp.uid); 3242 } 3243 } 3244 throw new SecurityException("No permission tree found for " + permName); 3245 } 3246 3247 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3248 if (s1 == null) { 3249 return s2 == null; 3250 } 3251 if (s2 == null) { 3252 return false; 3253 } 3254 if (s1.getClass() != s2.getClass()) { 3255 return false; 3256 } 3257 return s1.equals(s2); 3258 } 3259 3260 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3261 if (pi1.icon != pi2.icon) return false; 3262 if (pi1.logo != pi2.logo) return false; 3263 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3264 if (!compareStrings(pi1.name, pi2.name)) return false; 3265 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3266 // We'll take care of setting this one. 3267 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3268 // These are not currently stored in settings. 3269 //if (!compareStrings(pi1.group, pi2.group)) return false; 3270 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3271 //if (pi1.labelRes != pi2.labelRes) return false; 3272 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3273 return true; 3274 } 3275 3276 int permissionInfoFootprint(PermissionInfo info) { 3277 int size = info.name.length(); 3278 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3279 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3280 return size; 3281 } 3282 3283 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3284 int size = 0; 3285 for (BasePermission perm : mSettings.mPermissions.values()) { 3286 if (perm.uid == tree.uid) { 3287 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3288 } 3289 } 3290 return size; 3291 } 3292 3293 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3294 // We calculate the max size of permissions defined by this uid and throw 3295 // if that plus the size of 'info' would exceed our stated maximum. 3296 if (tree.uid != Process.SYSTEM_UID) { 3297 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3298 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3299 throw new SecurityException("Permission tree size cap exceeded"); 3300 } 3301 } 3302 } 3303 3304 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3305 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3306 throw new SecurityException("Label must be specified in permission"); 3307 } 3308 BasePermission tree = checkPermissionTreeLP(info.name); 3309 BasePermission bp = mSettings.mPermissions.get(info.name); 3310 boolean added = bp == null; 3311 boolean changed = true; 3312 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3313 if (added) { 3314 enforcePermissionCapLocked(info, tree); 3315 bp = new BasePermission(info.name, tree.sourcePackage, 3316 BasePermission.TYPE_DYNAMIC); 3317 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3318 throw new SecurityException( 3319 "Not allowed to modify non-dynamic permission " 3320 + info.name); 3321 } else { 3322 if (bp.protectionLevel == fixedLevel 3323 && bp.perm.owner.equals(tree.perm.owner) 3324 && bp.uid == tree.uid 3325 && comparePermissionInfos(bp.perm.info, info)) { 3326 changed = false; 3327 } 3328 } 3329 bp.protectionLevel = fixedLevel; 3330 info = new PermissionInfo(info); 3331 info.protectionLevel = fixedLevel; 3332 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3333 bp.perm.info.packageName = tree.perm.info.packageName; 3334 bp.uid = tree.uid; 3335 if (added) { 3336 mSettings.mPermissions.put(info.name, bp); 3337 } 3338 if (changed) { 3339 if (!async) { 3340 mSettings.writeLPr(); 3341 } else { 3342 scheduleWriteSettingsLocked(); 3343 } 3344 } 3345 return added; 3346 } 3347 3348 @Override 3349 public boolean addPermission(PermissionInfo info) { 3350 synchronized (mPackages) { 3351 return addPermissionLocked(info, false); 3352 } 3353 } 3354 3355 @Override 3356 public boolean addPermissionAsync(PermissionInfo info) { 3357 synchronized (mPackages) { 3358 return addPermissionLocked(info, true); 3359 } 3360 } 3361 3362 @Override 3363 public void removePermission(String name) { 3364 synchronized (mPackages) { 3365 checkPermissionTreeLP(name); 3366 BasePermission bp = mSettings.mPermissions.get(name); 3367 if (bp != null) { 3368 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3369 throw new SecurityException( 3370 "Not allowed to modify non-dynamic permission " 3371 + name); 3372 } 3373 mSettings.mPermissions.remove(name); 3374 mSettings.writeLPr(); 3375 } 3376 } 3377 } 3378 3379 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3380 BasePermission bp) { 3381 int index = pkg.requestedPermissions.indexOf(bp.name); 3382 if (index == -1) { 3383 throw new SecurityException("Package " + pkg.packageName 3384 + " has not requested permission " + bp.name); 3385 } 3386 if (!bp.isRuntime()) { 3387 throw new SecurityException("Permission " + bp.name 3388 + " is not a changeable permission type"); 3389 } 3390 } 3391 3392 @Override 3393 public void grantRuntimePermission(String packageName, String name, final int userId) { 3394 if (!sUserManager.exists(userId)) { 3395 Log.e(TAG, "No such user:" + userId); 3396 return; 3397 } 3398 3399 mContext.enforceCallingOrSelfPermission( 3400 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3401 "grantRuntimePermission"); 3402 3403 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3404 "grantRuntimePermission"); 3405 3406 final int uid; 3407 final SettingBase sb; 3408 3409 synchronized (mPackages) { 3410 final PackageParser.Package pkg = mPackages.get(packageName); 3411 if (pkg == null) { 3412 throw new IllegalArgumentException("Unknown package: " + packageName); 3413 } 3414 3415 final BasePermission bp = mSettings.mPermissions.get(name); 3416 if (bp == null) { 3417 throw new IllegalArgumentException("Unknown permission: " + name); 3418 } 3419 3420 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3421 3422 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3423 sb = (SettingBase) pkg.mExtras; 3424 if (sb == null) { 3425 throw new IllegalArgumentException("Unknown package: " + packageName); 3426 } 3427 3428 final PermissionsState permissionsState = sb.getPermissionsState(); 3429 3430 final int flags = permissionsState.getPermissionFlags(name, userId); 3431 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3432 throw new SecurityException("Cannot grant system fixed permission: " 3433 + name + " for package: " + packageName); 3434 } 3435 3436 final int result = permissionsState.grantRuntimePermission(bp, userId); 3437 switch (result) { 3438 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3439 return; 3440 } 3441 3442 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3443 mHandler.post(new Runnable() { 3444 @Override 3445 public void run() { 3446 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3447 } 3448 }); 3449 } break; 3450 } 3451 3452 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3453 3454 // Not critical if that is lost - app has to request again. 3455 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3456 } 3457 3458 // Only need to do this if user is initialized. Otherwise it's a new user 3459 // and there are no processes running as the user yet and there's no need 3460 // to make an expensive call to remount processes for the changed permissions. 3461 if (READ_EXTERNAL_STORAGE.equals(name) 3462 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3463 final long token = Binder.clearCallingIdentity(); 3464 try { 3465 if (sUserManager.isInitialized(userId)) { 3466 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3467 storage.remountUid(uid); 3468 } 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 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4433 intent, resolvedType, 0, sourceUserId, parent.id); 4434 return xpDomainInfo != null 4435 && xpDomainInfo.bestDomainVerificationStatus != 4436 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4437 } 4438 } 4439 return false; 4440 } 4441 4442 private UserInfo getProfileParent(int userId) { 4443 final long identity = Binder.clearCallingIdentity(); 4444 try { 4445 return sUserManager.getProfileParent(userId); 4446 } finally { 4447 Binder.restoreCallingIdentity(identity); 4448 } 4449 } 4450 4451 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4452 String resolvedType, int userId) { 4453 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4454 if (resolver != null) { 4455 return resolver.queryIntent(intent, resolvedType, false, userId); 4456 } 4457 return null; 4458 } 4459 4460 @Override 4461 public List<ResolveInfo> queryIntentActivities(Intent intent, 4462 String resolvedType, int flags, int userId) { 4463 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4464 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4465 ComponentName comp = intent.getComponent(); 4466 if (comp == null) { 4467 if (intent.getSelector() != null) { 4468 intent = intent.getSelector(); 4469 comp = intent.getComponent(); 4470 } 4471 } 4472 4473 if (comp != null) { 4474 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4475 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4476 if (ai != null) { 4477 final ResolveInfo ri = new ResolveInfo(); 4478 ri.activityInfo = ai; 4479 list.add(ri); 4480 } 4481 return list; 4482 } 4483 4484 // reader 4485 synchronized (mPackages) { 4486 final String pkgName = intent.getPackage(); 4487 if (pkgName == null) { 4488 List<CrossProfileIntentFilter> matchingFilters = 4489 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4490 // Check for results that need to skip the current profile. 4491 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4492 resolvedType, flags, userId); 4493 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4494 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4495 result.add(xpResolveInfo); 4496 return filterIfNotPrimaryUser(result, userId); 4497 } 4498 4499 // Check for results in the current profile. 4500 List<ResolveInfo> result = mActivities.queryIntent( 4501 intent, resolvedType, flags, userId); 4502 4503 // Check for cross profile results. 4504 xpResolveInfo = queryCrossProfileIntents( 4505 matchingFilters, intent, resolvedType, flags, userId); 4506 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4507 result.add(xpResolveInfo); 4508 Collections.sort(result, mResolvePrioritySorter); 4509 } 4510 result = filterIfNotPrimaryUser(result, userId); 4511 if (hasWebURI(intent)) { 4512 CrossProfileDomainInfo xpDomainInfo = null; 4513 final UserInfo parent = getProfileParent(userId); 4514 if (parent != null) { 4515 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4516 flags, userId, parent.id); 4517 } 4518 if (xpDomainInfo != null) { 4519 if (xpResolveInfo != null) { 4520 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4521 // in the result. 4522 result.remove(xpResolveInfo); 4523 } 4524 if (result.size() == 0) { 4525 result.add(xpDomainInfo.resolveInfo); 4526 return result; 4527 } 4528 } else if (result.size() <= 1) { 4529 return result; 4530 } 4531 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4532 xpDomainInfo, userId); 4533 Collections.sort(result, mResolvePrioritySorter); 4534 } 4535 return result; 4536 } 4537 final PackageParser.Package pkg = mPackages.get(pkgName); 4538 if (pkg != null) { 4539 return filterIfNotPrimaryUser( 4540 mActivities.queryIntentForPackage( 4541 intent, resolvedType, flags, pkg.activities, userId), 4542 userId); 4543 } 4544 return new ArrayList<ResolveInfo>(); 4545 } 4546 } 4547 4548 private static class CrossProfileDomainInfo { 4549 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4550 ResolveInfo resolveInfo; 4551 /* Best domain verification status of the activities found in the other profile */ 4552 int bestDomainVerificationStatus; 4553 } 4554 4555 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4556 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4557 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4558 sourceUserId)) { 4559 return null; 4560 } 4561 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4562 resolvedType, flags, parentUserId); 4563 4564 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4565 return null; 4566 } 4567 CrossProfileDomainInfo result = null; 4568 int size = resultTargetUser.size(); 4569 for (int i = 0; i < size; i++) { 4570 ResolveInfo riTargetUser = resultTargetUser.get(i); 4571 // Intent filter verification is only for filters that specify a host. So don't return 4572 // those that handle all web uris. 4573 if (riTargetUser.handleAllWebDataURI) { 4574 continue; 4575 } 4576 String packageName = riTargetUser.activityInfo.packageName; 4577 PackageSetting ps = mSettings.mPackages.get(packageName); 4578 if (ps == null) { 4579 continue; 4580 } 4581 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4582 int status = (int)(verificationState >> 32); 4583 if (result == null) { 4584 result = new CrossProfileDomainInfo(); 4585 result.resolveInfo = 4586 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4587 result.bestDomainVerificationStatus = status; 4588 } else { 4589 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4590 result.bestDomainVerificationStatus); 4591 } 4592 } 4593 return result; 4594 } 4595 4596 /** 4597 * Verification statuses are ordered from the worse to the best, except for 4598 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4599 */ 4600 private int bestDomainVerificationStatus(int status1, int status2) { 4601 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4602 return status2; 4603 } 4604 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4605 return status1; 4606 } 4607 return (int) MathUtils.max(status1, status2); 4608 } 4609 4610 private boolean isUserEnabled(int userId) { 4611 long callingId = Binder.clearCallingIdentity(); 4612 try { 4613 UserInfo userInfo = sUserManager.getUserInfo(userId); 4614 return userInfo != null && userInfo.isEnabled(); 4615 } finally { 4616 Binder.restoreCallingIdentity(callingId); 4617 } 4618 } 4619 4620 /** 4621 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4622 * 4623 * @return filtered list 4624 */ 4625 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4626 if (userId == UserHandle.USER_OWNER) { 4627 return resolveInfos; 4628 } 4629 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4630 ResolveInfo info = resolveInfos.get(i); 4631 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4632 resolveInfos.remove(i); 4633 } 4634 } 4635 return resolveInfos; 4636 } 4637 4638 private static boolean hasWebURI(Intent intent) { 4639 if (intent.getData() == null) { 4640 return false; 4641 } 4642 final String scheme = intent.getScheme(); 4643 if (TextUtils.isEmpty(scheme)) { 4644 return false; 4645 } 4646 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4647 } 4648 4649 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4650 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4651 int userId) { 4652 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4653 4654 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4655 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4656 candidates.size()); 4657 } 4658 4659 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4660 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4661 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4662 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4663 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4664 4665 synchronized (mPackages) { 4666 final int count = candidates.size(); 4667 // First, try to use linked apps. Partition the candidates into four lists: 4668 // one for the final results, one for the "do not use ever", one for "undefined status" 4669 // and finally one for "browser app type". 4670 for (int n=0; n<count; n++) { 4671 ResolveInfo info = candidates.get(n); 4672 String packageName = info.activityInfo.packageName; 4673 PackageSetting ps = mSettings.mPackages.get(packageName); 4674 if (ps != null) { 4675 // Add to the special match all list (Browser use case) 4676 if (info.handleAllWebDataURI) { 4677 matchAllList.add(info); 4678 continue; 4679 } 4680 // Try to get the status from User settings first 4681 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4682 int status = (int)(packedStatus >> 32); 4683 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4684 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4685 if (DEBUG_DOMAIN_VERIFICATION) { 4686 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4687 + " : linkgen=" + linkGeneration); 4688 } 4689 // Use link-enabled generation as preferredOrder, i.e. 4690 // prefer newly-enabled over earlier-enabled. 4691 info.preferredOrder = linkGeneration; 4692 alwaysList.add(info); 4693 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4694 if (DEBUG_DOMAIN_VERIFICATION) { 4695 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4696 } 4697 neverList.add(info); 4698 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4699 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4700 if (DEBUG_DOMAIN_VERIFICATION) { 4701 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4702 } 4703 undefinedList.add(info); 4704 } 4705 } 4706 } 4707 // First try to add the "always" resolution(s) for the current user, if any 4708 if (alwaysList.size() > 0) { 4709 result.addAll(alwaysList); 4710 // if there is an "always" for the parent user, add it. 4711 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4712 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4713 result.add(xpDomainInfo.resolveInfo); 4714 } else { 4715 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4716 result.addAll(undefinedList); 4717 if (xpDomainInfo != null && ( 4718 xpDomainInfo.bestDomainVerificationStatus 4719 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4720 || xpDomainInfo.bestDomainVerificationStatus 4721 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4722 result.add(xpDomainInfo.resolveInfo); 4723 } 4724 // Also add Browsers (all of them or only the default one) 4725 if ((matchFlags & MATCH_ALL) != 0) { 4726 result.addAll(matchAllList); 4727 } else { 4728 // Browser/generic handling case. If there's a default browser, go straight 4729 // to that (but only if there is no other higher-priority match). 4730 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4731 UserHandle.myUserId()); 4732 int maxMatchPrio = 0; 4733 ResolveInfo defaultBrowserMatch = null; 4734 final int numCandidates = matchAllList.size(); 4735 for (int n = 0; n < numCandidates; n++) { 4736 ResolveInfo info = matchAllList.get(n); 4737 // track the highest overall match priority... 4738 if (info.priority > maxMatchPrio) { 4739 maxMatchPrio = info.priority; 4740 } 4741 // ...and the highest-priority default browser match 4742 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4743 if (defaultBrowserMatch == null 4744 || (defaultBrowserMatch.priority < info.priority)) { 4745 if (debug) { 4746 Slog.v(TAG, "Considering default browser match " + info); 4747 } 4748 defaultBrowserMatch = info; 4749 } 4750 } 4751 } 4752 if (defaultBrowserMatch != null 4753 && defaultBrowserMatch.priority >= maxMatchPrio 4754 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4755 { 4756 if (debug) { 4757 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4758 } 4759 result.add(defaultBrowserMatch); 4760 } else { 4761 result.addAll(matchAllList); 4762 } 4763 } 4764 4765 // If there is nothing selected, add all candidates and remove the ones that the user 4766 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4767 if (result.size() == 0) { 4768 result.addAll(candidates); 4769 result.removeAll(neverList); 4770 } 4771 } 4772 } 4773 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4774 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4775 result.size()); 4776 for (ResolveInfo info : result) { 4777 Slog.v(TAG, " + " + info.activityInfo); 4778 } 4779 } 4780 return result; 4781 } 4782 4783 // Returns a packed value as a long: 4784 // 4785 // high 'int'-sized word: link status: undefined/ask/never/always. 4786 // low 'int'-sized word: relative priority among 'always' results. 4787 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4788 long result = ps.getDomainVerificationStatusForUser(userId); 4789 // if none available, get the master status 4790 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4791 if (ps.getIntentFilterVerificationInfo() != null) { 4792 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4793 } 4794 } 4795 return result; 4796 } 4797 4798 private ResolveInfo querySkipCurrentProfileIntents( 4799 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4800 int flags, int sourceUserId) { 4801 if (matchingFilters != null) { 4802 int size = matchingFilters.size(); 4803 for (int i = 0; i < size; i ++) { 4804 CrossProfileIntentFilter filter = matchingFilters.get(i); 4805 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4806 // Checking if there are activities in the target user that can handle the 4807 // intent. 4808 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4809 flags, sourceUserId); 4810 if (resolveInfo != null) { 4811 return resolveInfo; 4812 } 4813 } 4814 } 4815 } 4816 return null; 4817 } 4818 4819 // Return matching ResolveInfo if any for skip current profile intent filters. 4820 private ResolveInfo queryCrossProfileIntents( 4821 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4822 int flags, int sourceUserId) { 4823 if (matchingFilters != null) { 4824 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4825 // match the same intent. For performance reasons, it is better not to 4826 // run queryIntent twice for the same userId 4827 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4828 int size = matchingFilters.size(); 4829 for (int i = 0; i < size; i++) { 4830 CrossProfileIntentFilter filter = matchingFilters.get(i); 4831 int targetUserId = filter.getTargetUserId(); 4832 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4833 && !alreadyTriedUserIds.get(targetUserId)) { 4834 // Checking if there are activities in the target user that can handle the 4835 // intent. 4836 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4837 flags, sourceUserId); 4838 if (resolveInfo != null) return resolveInfo; 4839 alreadyTriedUserIds.put(targetUserId, true); 4840 } 4841 } 4842 } 4843 return null; 4844 } 4845 4846 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4847 String resolvedType, int flags, int sourceUserId) { 4848 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4849 resolvedType, flags, filter.getTargetUserId()); 4850 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4851 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4852 } 4853 return null; 4854 } 4855 4856 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4857 int sourceUserId, int targetUserId) { 4858 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4859 String className; 4860 if (targetUserId == UserHandle.USER_OWNER) { 4861 className = FORWARD_INTENT_TO_USER_OWNER; 4862 } else { 4863 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4864 } 4865 ComponentName forwardingActivityComponentName = new ComponentName( 4866 mAndroidApplication.packageName, className); 4867 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4868 sourceUserId); 4869 if (targetUserId == UserHandle.USER_OWNER) { 4870 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4871 forwardingResolveInfo.noResourceId = true; 4872 } 4873 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4874 forwardingResolveInfo.priority = 0; 4875 forwardingResolveInfo.preferredOrder = 0; 4876 forwardingResolveInfo.match = 0; 4877 forwardingResolveInfo.isDefault = true; 4878 forwardingResolveInfo.filter = filter; 4879 forwardingResolveInfo.targetUserId = targetUserId; 4880 return forwardingResolveInfo; 4881 } 4882 4883 @Override 4884 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4885 Intent[] specifics, String[] specificTypes, Intent intent, 4886 String resolvedType, int flags, int userId) { 4887 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4888 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4889 false, "query intent activity options"); 4890 final String resultsAction = intent.getAction(); 4891 4892 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4893 | PackageManager.GET_RESOLVED_FILTER, userId); 4894 4895 if (DEBUG_INTENT_MATCHING) { 4896 Log.v(TAG, "Query " + intent + ": " + results); 4897 } 4898 4899 int specificsPos = 0; 4900 int N; 4901 4902 // todo: note that the algorithm used here is O(N^2). This 4903 // isn't a problem in our current environment, but if we start running 4904 // into situations where we have more than 5 or 10 matches then this 4905 // should probably be changed to something smarter... 4906 4907 // First we go through and resolve each of the specific items 4908 // that were supplied, taking care of removing any corresponding 4909 // duplicate items in the generic resolve list. 4910 if (specifics != null) { 4911 for (int i=0; i<specifics.length; i++) { 4912 final Intent sintent = specifics[i]; 4913 if (sintent == null) { 4914 continue; 4915 } 4916 4917 if (DEBUG_INTENT_MATCHING) { 4918 Log.v(TAG, "Specific #" + i + ": " + sintent); 4919 } 4920 4921 String action = sintent.getAction(); 4922 if (resultsAction != null && resultsAction.equals(action)) { 4923 // If this action was explicitly requested, then don't 4924 // remove things that have it. 4925 action = null; 4926 } 4927 4928 ResolveInfo ri = null; 4929 ActivityInfo ai = null; 4930 4931 ComponentName comp = sintent.getComponent(); 4932 if (comp == null) { 4933 ri = resolveIntent( 4934 sintent, 4935 specificTypes != null ? specificTypes[i] : null, 4936 flags, userId); 4937 if (ri == null) { 4938 continue; 4939 } 4940 if (ri == mResolveInfo) { 4941 // ACK! Must do something better with this. 4942 } 4943 ai = ri.activityInfo; 4944 comp = new ComponentName(ai.applicationInfo.packageName, 4945 ai.name); 4946 } else { 4947 ai = getActivityInfo(comp, flags, userId); 4948 if (ai == null) { 4949 continue; 4950 } 4951 } 4952 4953 // Look for any generic query activities that are duplicates 4954 // of this specific one, and remove them from the results. 4955 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4956 N = results.size(); 4957 int j; 4958 for (j=specificsPos; j<N; j++) { 4959 ResolveInfo sri = results.get(j); 4960 if ((sri.activityInfo.name.equals(comp.getClassName()) 4961 && sri.activityInfo.applicationInfo.packageName.equals( 4962 comp.getPackageName())) 4963 || (action != null && sri.filter.matchAction(action))) { 4964 results.remove(j); 4965 if (DEBUG_INTENT_MATCHING) Log.v( 4966 TAG, "Removing duplicate item from " + j 4967 + " due to specific " + specificsPos); 4968 if (ri == null) { 4969 ri = sri; 4970 } 4971 j--; 4972 N--; 4973 } 4974 } 4975 4976 // Add this specific item to its proper place. 4977 if (ri == null) { 4978 ri = new ResolveInfo(); 4979 ri.activityInfo = ai; 4980 } 4981 results.add(specificsPos, ri); 4982 ri.specificIndex = i; 4983 specificsPos++; 4984 } 4985 } 4986 4987 // Now we go through the remaining generic results and remove any 4988 // duplicate actions that are found here. 4989 N = results.size(); 4990 for (int i=specificsPos; i<N-1; i++) { 4991 final ResolveInfo rii = results.get(i); 4992 if (rii.filter == null) { 4993 continue; 4994 } 4995 4996 // Iterate over all of the actions of this result's intent 4997 // filter... typically this should be just one. 4998 final Iterator<String> it = rii.filter.actionsIterator(); 4999 if (it == null) { 5000 continue; 5001 } 5002 while (it.hasNext()) { 5003 final String action = it.next(); 5004 if (resultsAction != null && resultsAction.equals(action)) { 5005 // If this action was explicitly requested, then don't 5006 // remove things that have it. 5007 continue; 5008 } 5009 for (int j=i+1; j<N; j++) { 5010 final ResolveInfo rij = results.get(j); 5011 if (rij.filter != null && rij.filter.hasAction(action)) { 5012 results.remove(j); 5013 if (DEBUG_INTENT_MATCHING) Log.v( 5014 TAG, "Removing duplicate item from " + j 5015 + " due to action " + action + " at " + i); 5016 j--; 5017 N--; 5018 } 5019 } 5020 } 5021 5022 // If the caller didn't request filter information, drop it now 5023 // so we don't have to marshall/unmarshall it. 5024 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5025 rii.filter = null; 5026 } 5027 } 5028 5029 // Filter out the caller activity if so requested. 5030 if (caller != null) { 5031 N = results.size(); 5032 for (int i=0; i<N; i++) { 5033 ActivityInfo ainfo = results.get(i).activityInfo; 5034 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5035 && caller.getClassName().equals(ainfo.name)) { 5036 results.remove(i); 5037 break; 5038 } 5039 } 5040 } 5041 5042 // If the caller didn't request filter information, 5043 // drop them now so we don't have to 5044 // marshall/unmarshall it. 5045 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5046 N = results.size(); 5047 for (int i=0; i<N; i++) { 5048 results.get(i).filter = null; 5049 } 5050 } 5051 5052 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5053 return results; 5054 } 5055 5056 @Override 5057 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5058 int userId) { 5059 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5060 ComponentName comp = intent.getComponent(); 5061 if (comp == null) { 5062 if (intent.getSelector() != null) { 5063 intent = intent.getSelector(); 5064 comp = intent.getComponent(); 5065 } 5066 } 5067 if (comp != null) { 5068 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5069 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5070 if (ai != null) { 5071 ResolveInfo ri = new ResolveInfo(); 5072 ri.activityInfo = ai; 5073 list.add(ri); 5074 } 5075 return list; 5076 } 5077 5078 // reader 5079 synchronized (mPackages) { 5080 String pkgName = intent.getPackage(); 5081 if (pkgName == null) { 5082 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5083 } 5084 final PackageParser.Package pkg = mPackages.get(pkgName); 5085 if (pkg != null) { 5086 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5087 userId); 5088 } 5089 return null; 5090 } 5091 } 5092 5093 @Override 5094 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5095 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5096 if (!sUserManager.exists(userId)) return null; 5097 if (query != null) { 5098 if (query.size() >= 1) { 5099 // If there is more than one service with the same priority, 5100 // just arbitrarily pick the first one. 5101 return query.get(0); 5102 } 5103 } 5104 return null; 5105 } 5106 5107 @Override 5108 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5109 int userId) { 5110 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5111 ComponentName comp = intent.getComponent(); 5112 if (comp == null) { 5113 if (intent.getSelector() != null) { 5114 intent = intent.getSelector(); 5115 comp = intent.getComponent(); 5116 } 5117 } 5118 if (comp != null) { 5119 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5120 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5121 if (si != null) { 5122 final ResolveInfo ri = new ResolveInfo(); 5123 ri.serviceInfo = si; 5124 list.add(ri); 5125 } 5126 return list; 5127 } 5128 5129 // reader 5130 synchronized (mPackages) { 5131 String pkgName = intent.getPackage(); 5132 if (pkgName == null) { 5133 return mServices.queryIntent(intent, resolvedType, flags, userId); 5134 } 5135 final PackageParser.Package pkg = mPackages.get(pkgName); 5136 if (pkg != null) { 5137 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5138 userId); 5139 } 5140 return null; 5141 } 5142 } 5143 5144 @Override 5145 public List<ResolveInfo> queryIntentContentProviders( 5146 Intent intent, String resolvedType, int flags, int userId) { 5147 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5148 ComponentName comp = intent.getComponent(); 5149 if (comp == null) { 5150 if (intent.getSelector() != null) { 5151 intent = intent.getSelector(); 5152 comp = intent.getComponent(); 5153 } 5154 } 5155 if (comp != null) { 5156 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5157 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5158 if (pi != null) { 5159 final ResolveInfo ri = new ResolveInfo(); 5160 ri.providerInfo = pi; 5161 list.add(ri); 5162 } 5163 return list; 5164 } 5165 5166 // reader 5167 synchronized (mPackages) { 5168 String pkgName = intent.getPackage(); 5169 if (pkgName == null) { 5170 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5171 } 5172 final PackageParser.Package pkg = mPackages.get(pkgName); 5173 if (pkg != null) { 5174 return mProviders.queryIntentForPackage( 5175 intent, resolvedType, flags, pkg.providers, userId); 5176 } 5177 return null; 5178 } 5179 } 5180 5181 @Override 5182 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5183 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5184 5185 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5186 5187 // writer 5188 synchronized (mPackages) { 5189 ArrayList<PackageInfo> list; 5190 if (listUninstalled) { 5191 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5192 for (PackageSetting ps : mSettings.mPackages.values()) { 5193 PackageInfo pi; 5194 if (ps.pkg != null) { 5195 pi = generatePackageInfo(ps.pkg, flags, userId); 5196 } else { 5197 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5198 } 5199 if (pi != null) { 5200 list.add(pi); 5201 } 5202 } 5203 } else { 5204 list = new ArrayList<PackageInfo>(mPackages.size()); 5205 for (PackageParser.Package p : mPackages.values()) { 5206 PackageInfo pi = generatePackageInfo(p, flags, userId); 5207 if (pi != null) { 5208 list.add(pi); 5209 } 5210 } 5211 } 5212 5213 return new ParceledListSlice<PackageInfo>(list); 5214 } 5215 } 5216 5217 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5218 String[] permissions, boolean[] tmp, int flags, int userId) { 5219 int numMatch = 0; 5220 final PermissionsState permissionsState = ps.getPermissionsState(); 5221 for (int i=0; i<permissions.length; i++) { 5222 final String permission = permissions[i]; 5223 if (permissionsState.hasPermission(permission, userId)) { 5224 tmp[i] = true; 5225 numMatch++; 5226 } else { 5227 tmp[i] = false; 5228 } 5229 } 5230 if (numMatch == 0) { 5231 return; 5232 } 5233 PackageInfo pi; 5234 if (ps.pkg != null) { 5235 pi = generatePackageInfo(ps.pkg, flags, userId); 5236 } else { 5237 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5238 } 5239 // The above might return null in cases of uninstalled apps or install-state 5240 // skew across users/profiles. 5241 if (pi != null) { 5242 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5243 if (numMatch == permissions.length) { 5244 pi.requestedPermissions = permissions; 5245 } else { 5246 pi.requestedPermissions = new String[numMatch]; 5247 numMatch = 0; 5248 for (int i=0; i<permissions.length; i++) { 5249 if (tmp[i]) { 5250 pi.requestedPermissions[numMatch] = permissions[i]; 5251 numMatch++; 5252 } 5253 } 5254 } 5255 } 5256 list.add(pi); 5257 } 5258 } 5259 5260 @Override 5261 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5262 String[] permissions, int flags, int userId) { 5263 if (!sUserManager.exists(userId)) return null; 5264 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5265 5266 // writer 5267 synchronized (mPackages) { 5268 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5269 boolean[] tmpBools = new boolean[permissions.length]; 5270 if (listUninstalled) { 5271 for (PackageSetting ps : mSettings.mPackages.values()) { 5272 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5273 } 5274 } else { 5275 for (PackageParser.Package pkg : mPackages.values()) { 5276 PackageSetting ps = (PackageSetting)pkg.mExtras; 5277 if (ps != null) { 5278 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5279 userId); 5280 } 5281 } 5282 } 5283 5284 return new ParceledListSlice<PackageInfo>(list); 5285 } 5286 } 5287 5288 @Override 5289 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5290 if (!sUserManager.exists(userId)) return null; 5291 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5292 5293 // writer 5294 synchronized (mPackages) { 5295 ArrayList<ApplicationInfo> list; 5296 if (listUninstalled) { 5297 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5298 for (PackageSetting ps : mSettings.mPackages.values()) { 5299 ApplicationInfo ai; 5300 if (ps.pkg != null) { 5301 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5302 ps.readUserState(userId), userId); 5303 } else { 5304 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5305 } 5306 if (ai != null) { 5307 list.add(ai); 5308 } 5309 } 5310 } else { 5311 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5312 for (PackageParser.Package p : mPackages.values()) { 5313 if (p.mExtras != null) { 5314 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5315 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5316 if (ai != null) { 5317 list.add(ai); 5318 } 5319 } 5320 } 5321 } 5322 5323 return new ParceledListSlice<ApplicationInfo>(list); 5324 } 5325 } 5326 5327 public List<ApplicationInfo> getPersistentApplications(int flags) { 5328 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5329 5330 // reader 5331 synchronized (mPackages) { 5332 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5333 final int userId = UserHandle.getCallingUserId(); 5334 while (i.hasNext()) { 5335 final PackageParser.Package p = i.next(); 5336 if (p.applicationInfo != null 5337 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5338 && (!mSafeMode || isSystemApp(p))) { 5339 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5340 if (ps != null) { 5341 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5342 ps.readUserState(userId), userId); 5343 if (ai != null) { 5344 finalList.add(ai); 5345 } 5346 } 5347 } 5348 } 5349 } 5350 5351 return finalList; 5352 } 5353 5354 @Override 5355 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5356 if (!sUserManager.exists(userId)) return null; 5357 // reader 5358 synchronized (mPackages) { 5359 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5360 PackageSetting ps = provider != null 5361 ? mSettings.mPackages.get(provider.owner.packageName) 5362 : null; 5363 return ps != null 5364 && mSettings.isEnabledLPr(provider.info, flags, userId) 5365 && (!mSafeMode || (provider.info.applicationInfo.flags 5366 &ApplicationInfo.FLAG_SYSTEM) != 0) 5367 ? PackageParser.generateProviderInfo(provider, flags, 5368 ps.readUserState(userId), userId) 5369 : null; 5370 } 5371 } 5372 5373 /** 5374 * @deprecated 5375 */ 5376 @Deprecated 5377 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5378 // reader 5379 synchronized (mPackages) { 5380 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5381 .entrySet().iterator(); 5382 final int userId = UserHandle.getCallingUserId(); 5383 while (i.hasNext()) { 5384 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5385 PackageParser.Provider p = entry.getValue(); 5386 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5387 5388 if (ps != null && p.syncable 5389 && (!mSafeMode || (p.info.applicationInfo.flags 5390 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5391 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5392 ps.readUserState(userId), userId); 5393 if (info != null) { 5394 outNames.add(entry.getKey()); 5395 outInfo.add(info); 5396 } 5397 } 5398 } 5399 } 5400 } 5401 5402 @Override 5403 public List<ProviderInfo> queryContentProviders(String processName, 5404 int uid, int flags) { 5405 ArrayList<ProviderInfo> finalList = null; 5406 // reader 5407 synchronized (mPackages) { 5408 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5409 final int userId = processName != null ? 5410 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5411 while (i.hasNext()) { 5412 final PackageParser.Provider p = i.next(); 5413 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5414 if (ps != null && p.info.authority != null 5415 && (processName == null 5416 || (p.info.processName.equals(processName) 5417 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5418 && mSettings.isEnabledLPr(p.info, flags, userId) 5419 && (!mSafeMode 5420 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5421 if (finalList == null) { 5422 finalList = new ArrayList<ProviderInfo>(3); 5423 } 5424 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5425 ps.readUserState(userId), userId); 5426 if (info != null) { 5427 finalList.add(info); 5428 } 5429 } 5430 } 5431 } 5432 5433 if (finalList != null) { 5434 Collections.sort(finalList, mProviderInitOrderSorter); 5435 } 5436 5437 return finalList; 5438 } 5439 5440 @Override 5441 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5442 int flags) { 5443 // reader 5444 synchronized (mPackages) { 5445 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5446 return PackageParser.generateInstrumentationInfo(i, flags); 5447 } 5448 } 5449 5450 @Override 5451 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5452 int flags) { 5453 ArrayList<InstrumentationInfo> finalList = 5454 new ArrayList<InstrumentationInfo>(); 5455 5456 // reader 5457 synchronized (mPackages) { 5458 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5459 while (i.hasNext()) { 5460 final PackageParser.Instrumentation p = i.next(); 5461 if (targetPackage == null 5462 || targetPackage.equals(p.info.targetPackage)) { 5463 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5464 flags); 5465 if (ii != null) { 5466 finalList.add(ii); 5467 } 5468 } 5469 } 5470 } 5471 5472 return finalList; 5473 } 5474 5475 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5476 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5477 if (overlays == null) { 5478 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5479 return; 5480 } 5481 for (PackageParser.Package opkg : overlays.values()) { 5482 // Not much to do if idmap fails: we already logged the error 5483 // and we certainly don't want to abort installation of pkg simply 5484 // because an overlay didn't fit properly. For these reasons, 5485 // ignore the return value of createIdmapForPackagePairLI. 5486 createIdmapForPackagePairLI(pkg, opkg); 5487 } 5488 } 5489 5490 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5491 PackageParser.Package opkg) { 5492 if (!opkg.mTrustedOverlay) { 5493 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5494 opkg.baseCodePath + ": overlay not trusted"); 5495 return false; 5496 } 5497 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5498 if (overlaySet == null) { 5499 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5500 opkg.baseCodePath + " but target package has no known overlays"); 5501 return false; 5502 } 5503 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5504 // TODO: generate idmap for split APKs 5505 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5506 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5507 + opkg.baseCodePath); 5508 return false; 5509 } 5510 PackageParser.Package[] overlayArray = 5511 overlaySet.values().toArray(new PackageParser.Package[0]); 5512 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5513 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5514 return p1.mOverlayPriority - p2.mOverlayPriority; 5515 } 5516 }; 5517 Arrays.sort(overlayArray, cmp); 5518 5519 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5520 int i = 0; 5521 for (PackageParser.Package p : overlayArray) { 5522 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5523 } 5524 return true; 5525 } 5526 5527 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5528 final File[] files = dir.listFiles(); 5529 if (ArrayUtils.isEmpty(files)) { 5530 Log.d(TAG, "No files in app dir " + dir); 5531 return; 5532 } 5533 5534 if (DEBUG_PACKAGE_SCANNING) { 5535 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5536 + " flags=0x" + Integer.toHexString(parseFlags)); 5537 } 5538 5539 for (File file : files) { 5540 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5541 && !PackageInstallerService.isStageName(file.getName()); 5542 if (!isPackage) { 5543 // Ignore entries which are not packages 5544 continue; 5545 } 5546 try { 5547 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5548 scanFlags, currentTime, null); 5549 } catch (PackageManagerException e) { 5550 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5551 5552 // Delete invalid userdata apps 5553 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5554 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5555 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5556 if (file.isDirectory()) { 5557 mInstaller.rmPackageDir(file.getAbsolutePath()); 5558 } else { 5559 file.delete(); 5560 } 5561 } 5562 } 5563 } 5564 } 5565 5566 private static File getSettingsProblemFile() { 5567 File dataDir = Environment.getDataDirectory(); 5568 File systemDir = new File(dataDir, "system"); 5569 File fname = new File(systemDir, "uiderrors.txt"); 5570 return fname; 5571 } 5572 5573 static void reportSettingsProblem(int priority, String msg) { 5574 logCriticalInfo(priority, msg); 5575 } 5576 5577 static void logCriticalInfo(int priority, String msg) { 5578 Slog.println(priority, TAG, msg); 5579 EventLogTags.writePmCriticalInfo(msg); 5580 try { 5581 File fname = getSettingsProblemFile(); 5582 FileOutputStream out = new FileOutputStream(fname, true); 5583 PrintWriter pw = new FastPrintWriter(out); 5584 SimpleDateFormat formatter = new SimpleDateFormat(); 5585 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5586 pw.println(dateString + ": " + msg); 5587 pw.close(); 5588 FileUtils.setPermissions( 5589 fname.toString(), 5590 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5591 -1, -1); 5592 } catch (java.io.IOException e) { 5593 } 5594 } 5595 5596 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5597 PackageParser.Package pkg, File srcFile, int parseFlags) 5598 throws PackageManagerException { 5599 if (ps != null 5600 && ps.codePath.equals(srcFile) 5601 && ps.timeStamp == srcFile.lastModified() 5602 && !isCompatSignatureUpdateNeeded(pkg) 5603 && !isRecoverSignatureUpdateNeeded(pkg)) { 5604 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5605 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5606 ArraySet<PublicKey> signingKs; 5607 synchronized (mPackages) { 5608 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5609 } 5610 if (ps.signatures.mSignatures != null 5611 && ps.signatures.mSignatures.length != 0 5612 && signingKs != null) { 5613 // Optimization: reuse the existing cached certificates 5614 // if the package appears to be unchanged. 5615 pkg.mSignatures = ps.signatures.mSignatures; 5616 pkg.mSigningKeys = signingKs; 5617 return; 5618 } 5619 5620 Slog.w(TAG, "PackageSetting for " + ps.name 5621 + " is missing signatures. Collecting certs again to recover them."); 5622 } else { 5623 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5624 } 5625 5626 try { 5627 pp.collectCertificates(pkg, parseFlags); 5628 pp.collectManifestDigest(pkg); 5629 } catch (PackageParserException e) { 5630 throw PackageManagerException.from(e); 5631 } 5632 } 5633 5634 /* 5635 * Scan a package and return the newly parsed package. 5636 * Returns null in case of errors and the error code is stored in mLastScanError 5637 */ 5638 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5639 long currentTime, UserHandle user) throws PackageManagerException { 5640 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5641 parseFlags |= mDefParseFlags; 5642 PackageParser pp = new PackageParser(); 5643 pp.setSeparateProcesses(mSeparateProcesses); 5644 pp.setOnlyCoreApps(mOnlyCore); 5645 pp.setDisplayMetrics(mMetrics); 5646 5647 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5648 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5649 } 5650 5651 final PackageParser.Package pkg; 5652 try { 5653 pkg = pp.parsePackage(scanFile, parseFlags); 5654 } catch (PackageParserException e) { 5655 throw PackageManagerException.from(e); 5656 } 5657 5658 PackageSetting ps = null; 5659 PackageSetting updatedPkg; 5660 // reader 5661 synchronized (mPackages) { 5662 // Look to see if we already know about this package. 5663 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5664 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5665 // This package has been renamed to its original name. Let's 5666 // use that. 5667 ps = mSettings.peekPackageLPr(oldName); 5668 } 5669 // If there was no original package, see one for the real package name. 5670 if (ps == null) { 5671 ps = mSettings.peekPackageLPr(pkg.packageName); 5672 } 5673 // Check to see if this package could be hiding/updating a system 5674 // package. Must look for it either under the original or real 5675 // package name depending on our state. 5676 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5677 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5678 } 5679 boolean updatedPkgBetter = false; 5680 // First check if this is a system package that may involve an update 5681 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5682 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5683 // it needs to drop FLAG_PRIVILEGED. 5684 if (locationIsPrivileged(scanFile)) { 5685 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5686 } else { 5687 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5688 } 5689 5690 if (ps != null && !ps.codePath.equals(scanFile)) { 5691 // The path has changed from what was last scanned... check the 5692 // version of the new path against what we have stored to determine 5693 // what to do. 5694 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5695 if (pkg.mVersionCode <= ps.versionCode) { 5696 // The system package has been updated and the code path does not match 5697 // Ignore entry. Skip it. 5698 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5699 + " ignored: updated version " + ps.versionCode 5700 + " better than this " + pkg.mVersionCode); 5701 if (!updatedPkg.codePath.equals(scanFile)) { 5702 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5703 + ps.name + " changing from " + updatedPkg.codePathString 5704 + " to " + scanFile); 5705 updatedPkg.codePath = scanFile; 5706 updatedPkg.codePathString = scanFile.toString(); 5707 updatedPkg.resourcePath = scanFile; 5708 updatedPkg.resourcePathString = scanFile.toString(); 5709 } 5710 updatedPkg.pkg = pkg; 5711 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5712 "Package " + ps.name + " at " + scanFile 5713 + " ignored: updated version " + ps.versionCode 5714 + " better than this " + pkg.mVersionCode); 5715 } else { 5716 // The current app on the system partition is better than 5717 // what we have updated to on the data partition; switch 5718 // back to the system partition version. 5719 // At this point, its safely assumed that package installation for 5720 // apps in system partition will go through. If not there won't be a working 5721 // version of the app 5722 // writer 5723 synchronized (mPackages) { 5724 // Just remove the loaded entries from package lists. 5725 mPackages.remove(ps.name); 5726 } 5727 5728 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5729 + " reverting from " + ps.codePathString 5730 + ": new version " + pkg.mVersionCode 5731 + " better than installed " + ps.versionCode); 5732 5733 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5734 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5735 synchronized (mInstallLock) { 5736 args.cleanUpResourcesLI(); 5737 } 5738 synchronized (mPackages) { 5739 mSettings.enableSystemPackageLPw(ps.name); 5740 } 5741 updatedPkgBetter = true; 5742 } 5743 } 5744 } 5745 5746 if (updatedPkg != null) { 5747 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5748 // initially 5749 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5750 5751 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5752 // flag set initially 5753 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5754 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5755 } 5756 } 5757 5758 // Verify certificates against what was last scanned 5759 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5760 5761 /* 5762 * A new system app appeared, but we already had a non-system one of the 5763 * same name installed earlier. 5764 */ 5765 boolean shouldHideSystemApp = false; 5766 if (updatedPkg == null && ps != null 5767 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5768 /* 5769 * Check to make sure the signatures match first. If they don't, 5770 * wipe the installed application and its data. 5771 */ 5772 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5773 != PackageManager.SIGNATURE_MATCH) { 5774 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5775 + " signatures don't match existing userdata copy; removing"); 5776 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5777 ps = null; 5778 } else { 5779 /* 5780 * If the newly-added system app is an older version than the 5781 * already installed version, hide it. It will be scanned later 5782 * and re-added like an update. 5783 */ 5784 if (pkg.mVersionCode <= ps.versionCode) { 5785 shouldHideSystemApp = true; 5786 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5787 + " but new version " + pkg.mVersionCode + " better than installed " 5788 + ps.versionCode + "; hiding system"); 5789 } else { 5790 /* 5791 * The newly found system app is a newer version that the 5792 * one previously installed. Simply remove the 5793 * already-installed application and replace it with our own 5794 * while keeping the application data. 5795 */ 5796 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5797 + " reverting from " + ps.codePathString + ": new version " 5798 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5799 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5800 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5801 synchronized (mInstallLock) { 5802 args.cleanUpResourcesLI(); 5803 } 5804 } 5805 } 5806 } 5807 5808 // The apk is forward locked (not public) if its code and resources 5809 // are kept in different files. (except for app in either system or 5810 // vendor path). 5811 // TODO grab this value from PackageSettings 5812 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5813 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5814 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5815 } 5816 } 5817 5818 // TODO: extend to support forward-locked splits 5819 String resourcePath = null; 5820 String baseResourcePath = null; 5821 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5822 if (ps != null && ps.resourcePathString != null) { 5823 resourcePath = ps.resourcePathString; 5824 baseResourcePath = ps.resourcePathString; 5825 } else { 5826 // Should not happen at all. Just log an error. 5827 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5828 } 5829 } else { 5830 resourcePath = pkg.codePath; 5831 baseResourcePath = pkg.baseCodePath; 5832 } 5833 5834 // Set application objects path explicitly. 5835 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5836 pkg.applicationInfo.setCodePath(pkg.codePath); 5837 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5838 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5839 pkg.applicationInfo.setResourcePath(resourcePath); 5840 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5841 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5842 5843 // Note that we invoke the following method only if we are about to unpack an application 5844 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5845 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5846 5847 /* 5848 * If the system app should be overridden by a previously installed 5849 * data, hide the system app now and let the /data/app scan pick it up 5850 * again. 5851 */ 5852 if (shouldHideSystemApp) { 5853 synchronized (mPackages) { 5854 /* 5855 * We have to grant systems permissions before we hide, because 5856 * grantPermissions will assume the package update is trying to 5857 * expand its permissions. 5858 */ 5859 grantPermissionsLPw(pkg, true, pkg.packageName); 5860 mSettings.disableSystemPackageLPw(pkg.packageName); 5861 } 5862 } 5863 5864 return scannedPkg; 5865 } 5866 5867 private static String fixProcessName(String defProcessName, 5868 String processName, int uid) { 5869 if (processName == null) { 5870 return defProcessName; 5871 } 5872 return processName; 5873 } 5874 5875 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5876 throws PackageManagerException { 5877 if (pkgSetting.signatures.mSignatures != null) { 5878 // Already existing package. Make sure signatures match 5879 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5880 == PackageManager.SIGNATURE_MATCH; 5881 if (!match) { 5882 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5883 == PackageManager.SIGNATURE_MATCH; 5884 } 5885 if (!match) { 5886 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5887 == PackageManager.SIGNATURE_MATCH; 5888 } 5889 if (!match) { 5890 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5891 + pkg.packageName + " signatures do not match the " 5892 + "previously installed version; ignoring!"); 5893 } 5894 } 5895 5896 // Check for shared user signatures 5897 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5898 // Already existing package. Make sure signatures match 5899 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5900 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5901 if (!match) { 5902 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5903 == PackageManager.SIGNATURE_MATCH; 5904 } 5905 if (!match) { 5906 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5907 == PackageManager.SIGNATURE_MATCH; 5908 } 5909 if (!match) { 5910 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5911 "Package " + pkg.packageName 5912 + " has no signatures that match those in shared user " 5913 + pkgSetting.sharedUser.name + "; ignoring!"); 5914 } 5915 } 5916 } 5917 5918 /** 5919 * Enforces that only the system UID or root's UID can call a method exposed 5920 * via Binder. 5921 * 5922 * @param message used as message if SecurityException is thrown 5923 * @throws SecurityException if the caller is not system or root 5924 */ 5925 private static final void enforceSystemOrRoot(String message) { 5926 final int uid = Binder.getCallingUid(); 5927 if (uid != Process.SYSTEM_UID && uid != 0) { 5928 throw new SecurityException(message); 5929 } 5930 } 5931 5932 @Override 5933 public void performBootDexOpt() { 5934 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5935 5936 // Before everything else, see whether we need to fstrim. 5937 try { 5938 IMountService ms = PackageHelper.getMountService(); 5939 if (ms != null) { 5940 final boolean isUpgrade = isUpgrade(); 5941 boolean doTrim = isUpgrade; 5942 if (doTrim) { 5943 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5944 } else { 5945 final long interval = android.provider.Settings.Global.getLong( 5946 mContext.getContentResolver(), 5947 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5948 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5949 if (interval > 0) { 5950 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5951 if (timeSinceLast > interval) { 5952 doTrim = true; 5953 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5954 + "; running immediately"); 5955 } 5956 } 5957 } 5958 if (doTrim) { 5959 if (!isFirstBoot()) { 5960 try { 5961 ActivityManagerNative.getDefault().showBootMessage( 5962 mContext.getResources().getString( 5963 R.string.android_upgrading_fstrim), true); 5964 } catch (RemoteException e) { 5965 } 5966 } 5967 ms.runMaintenance(); 5968 } 5969 } else { 5970 Slog.e(TAG, "Mount service unavailable!"); 5971 } 5972 } catch (RemoteException e) { 5973 // Can't happen; MountService is local 5974 } 5975 5976 final ArraySet<PackageParser.Package> pkgs; 5977 synchronized (mPackages) { 5978 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5979 } 5980 5981 if (pkgs != null) { 5982 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5983 // in case the device runs out of space. 5984 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5985 // Give priority to core apps. 5986 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5987 PackageParser.Package pkg = it.next(); 5988 if (pkg.coreApp) { 5989 if (DEBUG_DEXOPT) { 5990 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5991 } 5992 sortedPkgs.add(pkg); 5993 it.remove(); 5994 } 5995 } 5996 // Give priority to system apps that listen for pre boot complete. 5997 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5998 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5999 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6000 PackageParser.Package pkg = it.next(); 6001 if (pkgNames.contains(pkg.packageName)) { 6002 if (DEBUG_DEXOPT) { 6003 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6004 } 6005 sortedPkgs.add(pkg); 6006 it.remove(); 6007 } 6008 } 6009 // Give priority to system apps. 6010 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6011 PackageParser.Package pkg = it.next(); 6012 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6013 if (DEBUG_DEXOPT) { 6014 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6015 } 6016 sortedPkgs.add(pkg); 6017 it.remove(); 6018 } 6019 } 6020 // Give priority to updated system apps. 6021 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6022 PackageParser.Package pkg = it.next(); 6023 if (pkg.isUpdatedSystemApp()) { 6024 if (DEBUG_DEXOPT) { 6025 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6026 } 6027 sortedPkgs.add(pkg); 6028 it.remove(); 6029 } 6030 } 6031 // Give priority to apps that listen for boot complete. 6032 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6033 pkgNames = getPackageNamesForIntent(intent); 6034 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6035 PackageParser.Package pkg = it.next(); 6036 if (pkgNames.contains(pkg.packageName)) { 6037 if (DEBUG_DEXOPT) { 6038 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6039 } 6040 sortedPkgs.add(pkg); 6041 it.remove(); 6042 } 6043 } 6044 // Filter out packages that aren't recently used. 6045 filterRecentlyUsedApps(pkgs); 6046 // Add all remaining apps. 6047 for (PackageParser.Package pkg : pkgs) { 6048 if (DEBUG_DEXOPT) { 6049 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6050 } 6051 sortedPkgs.add(pkg); 6052 } 6053 6054 // If we want to be lazy, filter everything that wasn't recently used. 6055 if (mLazyDexOpt) { 6056 filterRecentlyUsedApps(sortedPkgs); 6057 } 6058 6059 int i = 0; 6060 int total = sortedPkgs.size(); 6061 File dataDir = Environment.getDataDirectory(); 6062 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6063 if (lowThreshold == 0) { 6064 throw new IllegalStateException("Invalid low memory threshold"); 6065 } 6066 for (PackageParser.Package pkg : sortedPkgs) { 6067 long usableSpace = dataDir.getUsableSpace(); 6068 if (usableSpace < lowThreshold) { 6069 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6070 break; 6071 } 6072 performBootDexOpt(pkg, ++i, total); 6073 } 6074 } 6075 } 6076 6077 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6078 // Filter out packages that aren't recently used. 6079 // 6080 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6081 // should do a full dexopt. 6082 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6083 int total = pkgs.size(); 6084 int skipped = 0; 6085 long now = System.currentTimeMillis(); 6086 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6087 PackageParser.Package pkg = i.next(); 6088 long then = pkg.mLastPackageUsageTimeInMills; 6089 if (then + mDexOptLRUThresholdInMills < now) { 6090 if (DEBUG_DEXOPT) { 6091 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6092 ((then == 0) ? "never" : new Date(then))); 6093 } 6094 i.remove(); 6095 skipped++; 6096 } 6097 } 6098 if (DEBUG_DEXOPT) { 6099 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6100 } 6101 } 6102 } 6103 6104 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6105 List<ResolveInfo> ris = null; 6106 try { 6107 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6108 intent, null, 0, UserHandle.USER_OWNER); 6109 } catch (RemoteException e) { 6110 } 6111 ArraySet<String> pkgNames = new ArraySet<String>(); 6112 if (ris != null) { 6113 for (ResolveInfo ri : ris) { 6114 pkgNames.add(ri.activityInfo.packageName); 6115 } 6116 } 6117 return pkgNames; 6118 } 6119 6120 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6121 if (DEBUG_DEXOPT) { 6122 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6123 } 6124 if (!isFirstBoot()) { 6125 try { 6126 ActivityManagerNative.getDefault().showBootMessage( 6127 mContext.getResources().getString(R.string.android_upgrading_apk, 6128 curr, total), true); 6129 } catch (RemoteException e) { 6130 } 6131 } 6132 PackageParser.Package p = pkg; 6133 synchronized (mInstallLock) { 6134 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6135 false /* force dex */, false /* defer */, true /* include dependencies */); 6136 } 6137 } 6138 6139 @Override 6140 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6141 return performDexOpt(packageName, instructionSet, false); 6142 } 6143 6144 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6145 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6146 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6147 if (!dexopt && !updateUsage) { 6148 // We aren't going to dexopt or update usage, so bail early. 6149 return false; 6150 } 6151 PackageParser.Package p; 6152 final String targetInstructionSet; 6153 synchronized (mPackages) { 6154 p = mPackages.get(packageName); 6155 if (p == null) { 6156 return false; 6157 } 6158 if (updateUsage) { 6159 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6160 } 6161 mPackageUsage.write(false); 6162 if (!dexopt) { 6163 // We aren't going to dexopt, so bail early. 6164 return false; 6165 } 6166 6167 targetInstructionSet = instructionSet != null ? instructionSet : 6168 getPrimaryInstructionSet(p.applicationInfo); 6169 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6170 return false; 6171 } 6172 } 6173 6174 synchronized (mInstallLock) { 6175 final String[] instructionSets = new String[] { targetInstructionSet }; 6176 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6177 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6178 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6179 } 6180 } 6181 6182 public ArraySet<String> getPackagesThatNeedDexOpt() { 6183 ArraySet<String> pkgs = null; 6184 synchronized (mPackages) { 6185 for (PackageParser.Package p : mPackages.values()) { 6186 if (DEBUG_DEXOPT) { 6187 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6188 } 6189 if (!p.mDexOptPerformed.isEmpty()) { 6190 continue; 6191 } 6192 if (pkgs == null) { 6193 pkgs = new ArraySet<String>(); 6194 } 6195 pkgs.add(p.packageName); 6196 } 6197 } 6198 return pkgs; 6199 } 6200 6201 public void shutdown() { 6202 mPackageUsage.write(true); 6203 } 6204 6205 @Override 6206 public void forceDexOpt(String packageName) { 6207 enforceSystemOrRoot("forceDexOpt"); 6208 6209 PackageParser.Package pkg; 6210 synchronized (mPackages) { 6211 pkg = mPackages.get(packageName); 6212 if (pkg == null) { 6213 throw new IllegalArgumentException("Missing package: " + packageName); 6214 } 6215 } 6216 6217 synchronized (mInstallLock) { 6218 final String[] instructionSets = new String[] { 6219 getPrimaryInstructionSet(pkg.applicationInfo) }; 6220 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6221 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6222 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6223 throw new IllegalStateException("Failed to dexopt: " + res); 6224 } 6225 } 6226 } 6227 6228 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6229 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6230 Slog.w(TAG, "Unable to update from " + oldPkg.name 6231 + " to " + newPkg.packageName 6232 + ": old package not in system partition"); 6233 return false; 6234 } else if (mPackages.get(oldPkg.name) != null) { 6235 Slog.w(TAG, "Unable to update from " + oldPkg.name 6236 + " to " + newPkg.packageName 6237 + ": old package still exists"); 6238 return false; 6239 } 6240 return true; 6241 } 6242 6243 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6244 int[] users = sUserManager.getUserIds(); 6245 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6246 if (res < 0) { 6247 return res; 6248 } 6249 for (int user : users) { 6250 if (user != 0) { 6251 res = mInstaller.createUserData(volumeUuid, packageName, 6252 UserHandle.getUid(user, uid), user, seinfo); 6253 if (res < 0) { 6254 return res; 6255 } 6256 } 6257 } 6258 return res; 6259 } 6260 6261 private int removeDataDirsLI(String volumeUuid, String packageName) { 6262 int[] users = sUserManager.getUserIds(); 6263 int res = 0; 6264 for (int user : users) { 6265 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6266 if (resInner < 0) { 6267 res = resInner; 6268 } 6269 } 6270 6271 return res; 6272 } 6273 6274 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6275 int[] users = sUserManager.getUserIds(); 6276 int res = 0; 6277 for (int user : users) { 6278 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6279 if (resInner < 0) { 6280 res = resInner; 6281 } 6282 } 6283 return res; 6284 } 6285 6286 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6287 PackageParser.Package changingLib) { 6288 if (file.path != null) { 6289 usesLibraryFiles.add(file.path); 6290 return; 6291 } 6292 PackageParser.Package p = mPackages.get(file.apk); 6293 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6294 // If we are doing this while in the middle of updating a library apk, 6295 // then we need to make sure to use that new apk for determining the 6296 // dependencies here. (We haven't yet finished committing the new apk 6297 // to the package manager state.) 6298 if (p == null || p.packageName.equals(changingLib.packageName)) { 6299 p = changingLib; 6300 } 6301 } 6302 if (p != null) { 6303 usesLibraryFiles.addAll(p.getAllCodePaths()); 6304 } 6305 } 6306 6307 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6308 PackageParser.Package changingLib) throws PackageManagerException { 6309 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6310 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6311 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6312 for (int i=0; i<N; i++) { 6313 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6314 if (file == null) { 6315 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6316 "Package " + pkg.packageName + " requires unavailable shared library " 6317 + pkg.usesLibraries.get(i) + "; failing!"); 6318 } 6319 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6320 } 6321 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6322 for (int i=0; i<N; i++) { 6323 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6324 if (file == null) { 6325 Slog.w(TAG, "Package " + pkg.packageName 6326 + " desires unavailable shared library " 6327 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6328 } else { 6329 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6330 } 6331 } 6332 N = usesLibraryFiles.size(); 6333 if (N > 0) { 6334 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6335 } else { 6336 pkg.usesLibraryFiles = null; 6337 } 6338 } 6339 } 6340 6341 private static boolean hasString(List<String> list, List<String> which) { 6342 if (list == null) { 6343 return false; 6344 } 6345 for (int i=list.size()-1; i>=0; i--) { 6346 for (int j=which.size()-1; j>=0; j--) { 6347 if (which.get(j).equals(list.get(i))) { 6348 return true; 6349 } 6350 } 6351 } 6352 return false; 6353 } 6354 6355 private void updateAllSharedLibrariesLPw() { 6356 for (PackageParser.Package pkg : mPackages.values()) { 6357 try { 6358 updateSharedLibrariesLPw(pkg, null); 6359 } catch (PackageManagerException e) { 6360 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6361 } 6362 } 6363 } 6364 6365 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6366 PackageParser.Package changingPkg) { 6367 ArrayList<PackageParser.Package> res = null; 6368 for (PackageParser.Package pkg : mPackages.values()) { 6369 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6370 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6371 if (res == null) { 6372 res = new ArrayList<PackageParser.Package>(); 6373 } 6374 res.add(pkg); 6375 try { 6376 updateSharedLibrariesLPw(pkg, changingPkg); 6377 } catch (PackageManagerException e) { 6378 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6379 } 6380 } 6381 } 6382 return res; 6383 } 6384 6385 /** 6386 * Derive the value of the {@code cpuAbiOverride} based on the provided 6387 * value and an optional stored value from the package settings. 6388 */ 6389 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6390 String cpuAbiOverride = null; 6391 6392 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6393 cpuAbiOverride = null; 6394 } else if (abiOverride != null) { 6395 cpuAbiOverride = abiOverride; 6396 } else if (settings != null) { 6397 cpuAbiOverride = settings.cpuAbiOverrideString; 6398 } 6399 6400 return cpuAbiOverride; 6401 } 6402 6403 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6404 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6405 boolean success = false; 6406 try { 6407 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6408 currentTime, user); 6409 success = true; 6410 return res; 6411 } finally { 6412 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6413 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6414 } 6415 } 6416 } 6417 6418 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6419 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6420 final File scanFile = new File(pkg.codePath); 6421 if (pkg.applicationInfo.getCodePath() == null || 6422 pkg.applicationInfo.getResourcePath() == null) { 6423 // Bail out. The resource and code paths haven't been set. 6424 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6425 "Code and resource paths haven't been set correctly"); 6426 } 6427 6428 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6429 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6430 } else { 6431 // Only allow system apps to be flagged as core apps. 6432 pkg.coreApp = false; 6433 } 6434 6435 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6436 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6437 } 6438 6439 if (mCustomResolverComponentName != null && 6440 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6441 setUpCustomResolverActivity(pkg); 6442 } 6443 6444 if (pkg.packageName.equals("android")) { 6445 synchronized (mPackages) { 6446 if (mAndroidApplication != null) { 6447 Slog.w(TAG, "*************************************************"); 6448 Slog.w(TAG, "Core android package being redefined. Skipping."); 6449 Slog.w(TAG, " file=" + scanFile); 6450 Slog.w(TAG, "*************************************************"); 6451 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6452 "Core android package being redefined. Skipping."); 6453 } 6454 6455 // Set up information for our fall-back user intent resolution activity. 6456 mPlatformPackage = pkg; 6457 pkg.mVersionCode = mSdkVersion; 6458 mAndroidApplication = pkg.applicationInfo; 6459 6460 if (!mResolverReplaced) { 6461 mResolveActivity.applicationInfo = mAndroidApplication; 6462 mResolveActivity.name = ResolverActivity.class.getName(); 6463 mResolveActivity.packageName = mAndroidApplication.packageName; 6464 mResolveActivity.processName = "system:ui"; 6465 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6466 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6467 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6468 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6469 mResolveActivity.exported = true; 6470 mResolveActivity.enabled = true; 6471 mResolveInfo.activityInfo = mResolveActivity; 6472 mResolveInfo.priority = 0; 6473 mResolveInfo.preferredOrder = 0; 6474 mResolveInfo.match = 0; 6475 mResolveComponentName = new ComponentName( 6476 mAndroidApplication.packageName, mResolveActivity.name); 6477 } 6478 } 6479 } 6480 6481 if (DEBUG_PACKAGE_SCANNING) { 6482 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6483 Log.d(TAG, "Scanning package " + pkg.packageName); 6484 } 6485 6486 if (mPackages.containsKey(pkg.packageName) 6487 || mSharedLibraries.containsKey(pkg.packageName)) { 6488 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6489 "Application package " + pkg.packageName 6490 + " already installed. Skipping duplicate."); 6491 } 6492 6493 // If we're only installing presumed-existing packages, require that the 6494 // scanned APK is both already known and at the path previously established 6495 // for it. Previously unknown packages we pick up normally, but if we have an 6496 // a priori expectation about this package's install presence, enforce it. 6497 // With a singular exception for new system packages. When an OTA contains 6498 // a new system package, we allow the codepath to change from a system location 6499 // to the user-installed location. If we don't allow this change, any newer, 6500 // user-installed version of the application will be ignored. 6501 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6502 if (mExpectingBetter.containsKey(pkg.packageName)) { 6503 logCriticalInfo(Log.WARN, 6504 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6505 } else { 6506 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6507 if (known != null) { 6508 if (DEBUG_PACKAGE_SCANNING) { 6509 Log.d(TAG, "Examining " + pkg.codePath 6510 + " and requiring known paths " + known.codePathString 6511 + " & " + known.resourcePathString); 6512 } 6513 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6514 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6515 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6516 "Application package " + pkg.packageName 6517 + " found at " + pkg.applicationInfo.getCodePath() 6518 + " but expected at " + known.codePathString + "; ignoring."); 6519 } 6520 } 6521 } 6522 } 6523 6524 // Initialize package source and resource directories 6525 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6526 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6527 6528 SharedUserSetting suid = null; 6529 PackageSetting pkgSetting = null; 6530 6531 if (!isSystemApp(pkg)) { 6532 // Only system apps can use these features. 6533 pkg.mOriginalPackages = null; 6534 pkg.mRealPackage = null; 6535 pkg.mAdoptPermissions = null; 6536 } 6537 6538 // writer 6539 synchronized (mPackages) { 6540 if (pkg.mSharedUserId != null) { 6541 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6542 if (suid == null) { 6543 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6544 "Creating application package " + pkg.packageName 6545 + " for shared user failed"); 6546 } 6547 if (DEBUG_PACKAGE_SCANNING) { 6548 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6549 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6550 + "): packages=" + suid.packages); 6551 } 6552 } 6553 6554 // Check if we are renaming from an original package name. 6555 PackageSetting origPackage = null; 6556 String realName = null; 6557 if (pkg.mOriginalPackages != null) { 6558 // This package may need to be renamed to a previously 6559 // installed name. Let's check on that... 6560 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6561 if (pkg.mOriginalPackages.contains(renamed)) { 6562 // This package had originally been installed as the 6563 // original name, and we have already taken care of 6564 // transitioning to the new one. Just update the new 6565 // one to continue using the old name. 6566 realName = pkg.mRealPackage; 6567 if (!pkg.packageName.equals(renamed)) { 6568 // Callers into this function may have already taken 6569 // care of renaming the package; only do it here if 6570 // it is not already done. 6571 pkg.setPackageName(renamed); 6572 } 6573 6574 } else { 6575 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6576 if ((origPackage = mSettings.peekPackageLPr( 6577 pkg.mOriginalPackages.get(i))) != null) { 6578 // We do have the package already installed under its 6579 // original name... should we use it? 6580 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6581 // New package is not compatible with original. 6582 origPackage = null; 6583 continue; 6584 } else if (origPackage.sharedUser != null) { 6585 // Make sure uid is compatible between packages. 6586 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6587 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6588 + " to " + pkg.packageName + ": old uid " 6589 + origPackage.sharedUser.name 6590 + " differs from " + pkg.mSharedUserId); 6591 origPackage = null; 6592 continue; 6593 } 6594 } else { 6595 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6596 + pkg.packageName + " to old name " + origPackage.name); 6597 } 6598 break; 6599 } 6600 } 6601 } 6602 } 6603 6604 if (mTransferedPackages.contains(pkg.packageName)) { 6605 Slog.w(TAG, "Package " + pkg.packageName 6606 + " was transferred to another, but its .apk remains"); 6607 } 6608 6609 // Just create the setting, don't add it yet. For already existing packages 6610 // the PkgSetting exists already and doesn't have to be created. 6611 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6612 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6613 pkg.applicationInfo.primaryCpuAbi, 6614 pkg.applicationInfo.secondaryCpuAbi, 6615 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6616 user, false); 6617 if (pkgSetting == null) { 6618 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6619 "Creating application package " + pkg.packageName + " failed"); 6620 } 6621 6622 if (pkgSetting.origPackage != null) { 6623 // If we are first transitioning from an original package, 6624 // fix up the new package's name now. We need to do this after 6625 // looking up the package under its new name, so getPackageLP 6626 // can take care of fiddling things correctly. 6627 pkg.setPackageName(origPackage.name); 6628 6629 // File a report about this. 6630 String msg = "New package " + pkgSetting.realName 6631 + " renamed to replace old package " + pkgSetting.name; 6632 reportSettingsProblem(Log.WARN, msg); 6633 6634 // Make a note of it. 6635 mTransferedPackages.add(origPackage.name); 6636 6637 // No longer need to retain this. 6638 pkgSetting.origPackage = null; 6639 } 6640 6641 if (realName != null) { 6642 // Make a note of it. 6643 mTransferedPackages.add(pkg.packageName); 6644 } 6645 6646 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6647 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6648 } 6649 6650 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6651 // Check all shared libraries and map to their actual file path. 6652 // We only do this here for apps not on a system dir, because those 6653 // are the only ones that can fail an install due to this. We 6654 // will take care of the system apps by updating all of their 6655 // library paths after the scan is done. 6656 updateSharedLibrariesLPw(pkg, null); 6657 } 6658 6659 if (mFoundPolicyFile) { 6660 SELinuxMMAC.assignSeinfoValue(pkg); 6661 } 6662 6663 pkg.applicationInfo.uid = pkgSetting.appId; 6664 pkg.mExtras = pkgSetting; 6665 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6666 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6667 // We just determined the app is signed correctly, so bring 6668 // over the latest parsed certs. 6669 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6670 } else { 6671 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6672 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6673 "Package " + pkg.packageName + " upgrade keys do not match the " 6674 + "previously installed version"); 6675 } else { 6676 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6677 String msg = "System package " + pkg.packageName 6678 + " signature changed; retaining data."; 6679 reportSettingsProblem(Log.WARN, msg); 6680 } 6681 } 6682 } else { 6683 try { 6684 verifySignaturesLP(pkgSetting, pkg); 6685 // We just determined the app is signed correctly, so bring 6686 // over the latest parsed certs. 6687 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6688 } catch (PackageManagerException e) { 6689 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6690 throw e; 6691 } 6692 // The signature has changed, but this package is in the system 6693 // image... let's recover! 6694 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6695 // However... if this package is part of a shared user, but it 6696 // doesn't match the signature of the shared user, let's fail. 6697 // What this means is that you can't change the signatures 6698 // associated with an overall shared user, which doesn't seem all 6699 // that unreasonable. 6700 if (pkgSetting.sharedUser != null) { 6701 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6702 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6703 throw new PackageManagerException( 6704 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6705 "Signature mismatch for shared user : " 6706 + pkgSetting.sharedUser); 6707 } 6708 } 6709 // File a report about this. 6710 String msg = "System package " + pkg.packageName 6711 + " signature changed; retaining data."; 6712 reportSettingsProblem(Log.WARN, msg); 6713 } 6714 } 6715 // Verify that this new package doesn't have any content providers 6716 // that conflict with existing packages. Only do this if the 6717 // package isn't already installed, since we don't want to break 6718 // things that are installed. 6719 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6720 final int N = pkg.providers.size(); 6721 int i; 6722 for (i=0; i<N; i++) { 6723 PackageParser.Provider p = pkg.providers.get(i); 6724 if (p.info.authority != null) { 6725 String names[] = p.info.authority.split(";"); 6726 for (int j = 0; j < names.length; j++) { 6727 if (mProvidersByAuthority.containsKey(names[j])) { 6728 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6729 final String otherPackageName = 6730 ((other != null && other.getComponentName() != null) ? 6731 other.getComponentName().getPackageName() : "?"); 6732 throw new PackageManagerException( 6733 INSTALL_FAILED_CONFLICTING_PROVIDER, 6734 "Can't install because provider name " + names[j] 6735 + " (in package " + pkg.applicationInfo.packageName 6736 + ") is already used by " + otherPackageName); 6737 } 6738 } 6739 } 6740 } 6741 } 6742 6743 if (pkg.mAdoptPermissions != null) { 6744 // This package wants to adopt ownership of permissions from 6745 // another package. 6746 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6747 final String origName = pkg.mAdoptPermissions.get(i); 6748 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6749 if (orig != null) { 6750 if (verifyPackageUpdateLPr(orig, pkg)) { 6751 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6752 + pkg.packageName); 6753 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6754 } 6755 } 6756 } 6757 } 6758 } 6759 6760 final String pkgName = pkg.packageName; 6761 6762 final long scanFileTime = scanFile.lastModified(); 6763 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6764 pkg.applicationInfo.processName = fixProcessName( 6765 pkg.applicationInfo.packageName, 6766 pkg.applicationInfo.processName, 6767 pkg.applicationInfo.uid); 6768 6769 File dataPath; 6770 if (mPlatformPackage == pkg) { 6771 // The system package is special. 6772 dataPath = new File(Environment.getDataDirectory(), "system"); 6773 6774 pkg.applicationInfo.dataDir = dataPath.getPath(); 6775 6776 } else { 6777 // This is a normal package, need to make its data directory. 6778 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6779 UserHandle.USER_OWNER, pkg.packageName); 6780 6781 boolean uidError = false; 6782 if (dataPath.exists()) { 6783 int currentUid = 0; 6784 try { 6785 StructStat stat = Os.stat(dataPath.getPath()); 6786 currentUid = stat.st_uid; 6787 } catch (ErrnoException e) { 6788 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6789 } 6790 6791 // If we have mismatched owners for the data path, we have a problem. 6792 if (currentUid != pkg.applicationInfo.uid) { 6793 boolean recovered = false; 6794 if (currentUid == 0) { 6795 // The directory somehow became owned by root. Wow. 6796 // This is probably because the system was stopped while 6797 // installd was in the middle of messing with its libs 6798 // directory. Ask installd to fix that. 6799 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6800 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6801 if (ret >= 0) { 6802 recovered = true; 6803 String msg = "Package " + pkg.packageName 6804 + " unexpectedly changed to uid 0; recovered to " + 6805 + pkg.applicationInfo.uid; 6806 reportSettingsProblem(Log.WARN, msg); 6807 } 6808 } 6809 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6810 || (scanFlags&SCAN_BOOTING) != 0)) { 6811 // If this is a system app, we can at least delete its 6812 // current data so the application will still work. 6813 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6814 if (ret >= 0) { 6815 // TODO: Kill the processes first 6816 // Old data gone! 6817 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6818 ? "System package " : "Third party package "; 6819 String msg = prefix + pkg.packageName 6820 + " has changed from uid: " 6821 + currentUid + " to " 6822 + pkg.applicationInfo.uid + "; old data erased"; 6823 reportSettingsProblem(Log.WARN, msg); 6824 recovered = true; 6825 6826 // And now re-install the app. 6827 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6828 pkg.applicationInfo.seinfo); 6829 if (ret == -1) { 6830 // Ack should not happen! 6831 msg = prefix + pkg.packageName 6832 + " could not have data directory re-created after delete."; 6833 reportSettingsProblem(Log.WARN, msg); 6834 throw new PackageManagerException( 6835 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6836 } 6837 } 6838 if (!recovered) { 6839 mHasSystemUidErrors = true; 6840 } 6841 } else if (!recovered) { 6842 // If we allow this install to proceed, we will be broken. 6843 // Abort, abort! 6844 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6845 "scanPackageLI"); 6846 } 6847 if (!recovered) { 6848 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6849 + pkg.applicationInfo.uid + "/fs_" 6850 + currentUid; 6851 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6852 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6853 String msg = "Package " + pkg.packageName 6854 + " has mismatched uid: " 6855 + currentUid + " on disk, " 6856 + pkg.applicationInfo.uid + " in settings"; 6857 // writer 6858 synchronized (mPackages) { 6859 mSettings.mReadMessages.append(msg); 6860 mSettings.mReadMessages.append('\n'); 6861 uidError = true; 6862 if (!pkgSetting.uidError) { 6863 reportSettingsProblem(Log.ERROR, msg); 6864 } 6865 } 6866 } 6867 } 6868 pkg.applicationInfo.dataDir = dataPath.getPath(); 6869 if (mShouldRestoreconData) { 6870 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6871 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6872 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6873 } 6874 } else { 6875 if (DEBUG_PACKAGE_SCANNING) { 6876 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6877 Log.v(TAG, "Want this data dir: " + dataPath); 6878 } 6879 //invoke installer to do the actual installation 6880 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6881 pkg.applicationInfo.seinfo); 6882 if (ret < 0) { 6883 // Error from installer 6884 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6885 "Unable to create data dirs [errorCode=" + ret + "]"); 6886 } 6887 6888 if (dataPath.exists()) { 6889 pkg.applicationInfo.dataDir = dataPath.getPath(); 6890 } else { 6891 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6892 pkg.applicationInfo.dataDir = null; 6893 } 6894 } 6895 6896 pkgSetting.uidError = uidError; 6897 } 6898 6899 final String path = scanFile.getPath(); 6900 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6901 6902 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6903 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6904 6905 // Some system apps still use directory structure for native libraries 6906 // in which case we might end up not detecting abi solely based on apk 6907 // structure. Try to detect abi based on directory structure. 6908 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6909 pkg.applicationInfo.primaryCpuAbi == null) { 6910 setBundledAppAbisAndRoots(pkg, pkgSetting); 6911 setNativeLibraryPaths(pkg); 6912 } 6913 6914 } else { 6915 if ((scanFlags & SCAN_MOVE) != 0) { 6916 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6917 // but we already have this packages package info in the PackageSetting. We just 6918 // use that and derive the native library path based on the new codepath. 6919 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6920 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6921 } 6922 6923 // Set native library paths again. For moves, the path will be updated based on the 6924 // ABIs we've determined above. For non-moves, the path will be updated based on the 6925 // ABIs we determined during compilation, but the path will depend on the final 6926 // package path (after the rename away from the stage path). 6927 setNativeLibraryPaths(pkg); 6928 } 6929 6930 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6931 final int[] userIds = sUserManager.getUserIds(); 6932 synchronized (mInstallLock) { 6933 // Make sure all user data directories are ready to roll; we're okay 6934 // if they already exist 6935 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6936 for (int userId : userIds) { 6937 if (userId != 0) { 6938 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6939 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6940 pkg.applicationInfo.seinfo); 6941 } 6942 } 6943 } 6944 6945 // Create a native library symlink only if we have native libraries 6946 // and if the native libraries are 32 bit libraries. We do not provide 6947 // this symlink for 64 bit libraries. 6948 if (pkg.applicationInfo.primaryCpuAbi != null && 6949 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6950 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6951 for (int userId : userIds) { 6952 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6953 nativeLibPath, userId) < 0) { 6954 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6955 "Failed linking native library dir (user=" + userId + ")"); 6956 } 6957 } 6958 } 6959 } 6960 6961 // This is a special case for the "system" package, where the ABI is 6962 // dictated by the zygote configuration (and init.rc). We should keep track 6963 // of this ABI so that we can deal with "normal" applications that run under 6964 // the same UID correctly. 6965 if (mPlatformPackage == pkg) { 6966 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6967 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6968 } 6969 6970 // If there's a mismatch between the abi-override in the package setting 6971 // and the abiOverride specified for the install. Warn about this because we 6972 // would've already compiled the app without taking the package setting into 6973 // account. 6974 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6975 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6976 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6977 " for package: " + pkg.packageName); 6978 } 6979 } 6980 6981 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6982 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6983 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6984 6985 // Copy the derived override back to the parsed package, so that we can 6986 // update the package settings accordingly. 6987 pkg.cpuAbiOverride = cpuAbiOverride; 6988 6989 if (DEBUG_ABI_SELECTION) { 6990 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6991 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6992 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6993 } 6994 6995 // Push the derived path down into PackageSettings so we know what to 6996 // clean up at uninstall time. 6997 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6998 6999 if (DEBUG_ABI_SELECTION) { 7000 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7001 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7002 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7003 } 7004 7005 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7006 // We don't do this here during boot because we can do it all 7007 // at once after scanning all existing packages. 7008 // 7009 // We also do this *before* we perform dexopt on this package, so that 7010 // we can avoid redundant dexopts, and also to make sure we've got the 7011 // code and package path correct. 7012 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7013 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7014 } 7015 7016 if ((scanFlags & SCAN_NO_DEX) == 0) { 7017 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7018 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7019 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7020 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7021 } 7022 } 7023 if (mFactoryTest && pkg.requestedPermissions.contains( 7024 android.Manifest.permission.FACTORY_TEST)) { 7025 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7026 } 7027 7028 ArrayList<PackageParser.Package> clientLibPkgs = null; 7029 7030 // writer 7031 synchronized (mPackages) { 7032 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7033 // Only system apps can add new shared libraries. 7034 if (pkg.libraryNames != null) { 7035 for (int i=0; i<pkg.libraryNames.size(); i++) { 7036 String name = pkg.libraryNames.get(i); 7037 boolean allowed = false; 7038 if (pkg.isUpdatedSystemApp()) { 7039 // New library entries can only be added through the 7040 // system image. This is important to get rid of a lot 7041 // of nasty edge cases: for example if we allowed a non- 7042 // system update of the app to add a library, then uninstalling 7043 // the update would make the library go away, and assumptions 7044 // we made such as through app install filtering would now 7045 // have allowed apps on the device which aren't compatible 7046 // with it. Better to just have the restriction here, be 7047 // conservative, and create many fewer cases that can negatively 7048 // impact the user experience. 7049 final PackageSetting sysPs = mSettings 7050 .getDisabledSystemPkgLPr(pkg.packageName); 7051 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7052 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7053 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7054 allowed = true; 7055 allowed = true; 7056 break; 7057 } 7058 } 7059 } 7060 } else { 7061 allowed = true; 7062 } 7063 if (allowed) { 7064 if (!mSharedLibraries.containsKey(name)) { 7065 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7066 } else if (!name.equals(pkg.packageName)) { 7067 Slog.w(TAG, "Package " + pkg.packageName + " library " 7068 + name + " already exists; skipping"); 7069 } 7070 } else { 7071 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7072 + name + " that is not declared on system image; skipping"); 7073 } 7074 } 7075 if ((scanFlags&SCAN_BOOTING) == 0) { 7076 // If we are not booting, we need to update any applications 7077 // that are clients of our shared library. If we are booting, 7078 // this will all be done once the scan is complete. 7079 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7080 } 7081 } 7082 } 7083 } 7084 7085 // We also need to dexopt any apps that are dependent on this library. Note that 7086 // if these fail, we should abort the install since installing the library will 7087 // result in some apps being broken. 7088 if (clientLibPkgs != null) { 7089 if ((scanFlags & SCAN_NO_DEX) == 0) { 7090 for (int i = 0; i < clientLibPkgs.size(); i++) { 7091 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7092 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7093 null /* instruction sets */, forceDex, 7094 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7095 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7096 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7097 "scanPackageLI failed to dexopt clientLibPkgs"); 7098 } 7099 } 7100 } 7101 } 7102 7103 // Also need to kill any apps that are dependent on the library. 7104 if (clientLibPkgs != null) { 7105 for (int i=0; i<clientLibPkgs.size(); i++) { 7106 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7107 killApplication(clientPkg.applicationInfo.packageName, 7108 clientPkg.applicationInfo.uid, "update lib"); 7109 } 7110 } 7111 7112 // Make sure we're not adding any bogus keyset info 7113 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7114 ksms.assertScannedPackageValid(pkg); 7115 7116 // writer 7117 synchronized (mPackages) { 7118 // We don't expect installation to fail beyond this point 7119 7120 // Add the new setting to mSettings 7121 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7122 // Add the new setting to mPackages 7123 mPackages.put(pkg.applicationInfo.packageName, pkg); 7124 // Make sure we don't accidentally delete its data. 7125 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7126 while (iter.hasNext()) { 7127 PackageCleanItem item = iter.next(); 7128 if (pkgName.equals(item.packageName)) { 7129 iter.remove(); 7130 } 7131 } 7132 7133 // Take care of first install / last update times. 7134 if (currentTime != 0) { 7135 if (pkgSetting.firstInstallTime == 0) { 7136 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7137 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7138 pkgSetting.lastUpdateTime = currentTime; 7139 } 7140 } else if (pkgSetting.firstInstallTime == 0) { 7141 // We need *something*. Take time time stamp of the file. 7142 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7143 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7144 if (scanFileTime != pkgSetting.timeStamp) { 7145 // A package on the system image has changed; consider this 7146 // to be an update. 7147 pkgSetting.lastUpdateTime = scanFileTime; 7148 } 7149 } 7150 7151 // Add the package's KeySets to the global KeySetManagerService 7152 ksms.addScannedPackageLPw(pkg); 7153 7154 int N = pkg.providers.size(); 7155 StringBuilder r = null; 7156 int i; 7157 for (i=0; i<N; i++) { 7158 PackageParser.Provider p = pkg.providers.get(i); 7159 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7160 p.info.processName, pkg.applicationInfo.uid); 7161 mProviders.addProvider(p); 7162 p.syncable = p.info.isSyncable; 7163 if (p.info.authority != null) { 7164 String names[] = p.info.authority.split(";"); 7165 p.info.authority = null; 7166 for (int j = 0; j < names.length; j++) { 7167 if (j == 1 && p.syncable) { 7168 // We only want the first authority for a provider to possibly be 7169 // syncable, so if we already added this provider using a different 7170 // authority clear the syncable flag. We copy the provider before 7171 // changing it because the mProviders object contains a reference 7172 // to a provider that we don't want to change. 7173 // Only do this for the second authority since the resulting provider 7174 // object can be the same for all future authorities for this provider. 7175 p = new PackageParser.Provider(p); 7176 p.syncable = false; 7177 } 7178 if (!mProvidersByAuthority.containsKey(names[j])) { 7179 mProvidersByAuthority.put(names[j], p); 7180 if (p.info.authority == null) { 7181 p.info.authority = names[j]; 7182 } else { 7183 p.info.authority = p.info.authority + ";" + names[j]; 7184 } 7185 if (DEBUG_PACKAGE_SCANNING) { 7186 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7187 Log.d(TAG, "Registered content provider: " + names[j] 7188 + ", className = " + p.info.name + ", isSyncable = " 7189 + p.info.isSyncable); 7190 } 7191 } else { 7192 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7193 Slog.w(TAG, "Skipping provider name " + names[j] + 7194 " (in package " + pkg.applicationInfo.packageName + 7195 "): name already used by " 7196 + ((other != null && other.getComponentName() != null) 7197 ? other.getComponentName().getPackageName() : "?")); 7198 } 7199 } 7200 } 7201 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7202 if (r == null) { 7203 r = new StringBuilder(256); 7204 } else { 7205 r.append(' '); 7206 } 7207 r.append(p.info.name); 7208 } 7209 } 7210 if (r != null) { 7211 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7212 } 7213 7214 N = pkg.services.size(); 7215 r = null; 7216 for (i=0; i<N; i++) { 7217 PackageParser.Service s = pkg.services.get(i); 7218 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7219 s.info.processName, pkg.applicationInfo.uid); 7220 mServices.addService(s); 7221 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7222 if (r == null) { 7223 r = new StringBuilder(256); 7224 } else { 7225 r.append(' '); 7226 } 7227 r.append(s.info.name); 7228 } 7229 } 7230 if (r != null) { 7231 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7232 } 7233 7234 N = pkg.receivers.size(); 7235 r = null; 7236 for (i=0; i<N; i++) { 7237 PackageParser.Activity a = pkg.receivers.get(i); 7238 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7239 a.info.processName, pkg.applicationInfo.uid); 7240 mReceivers.addActivity(a, "receiver"); 7241 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7242 if (r == null) { 7243 r = new StringBuilder(256); 7244 } else { 7245 r.append(' '); 7246 } 7247 r.append(a.info.name); 7248 } 7249 } 7250 if (r != null) { 7251 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7252 } 7253 7254 N = pkg.activities.size(); 7255 r = null; 7256 for (i=0; i<N; i++) { 7257 PackageParser.Activity a = pkg.activities.get(i); 7258 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7259 a.info.processName, pkg.applicationInfo.uid); 7260 mActivities.addActivity(a, "activity"); 7261 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7262 if (r == null) { 7263 r = new StringBuilder(256); 7264 } else { 7265 r.append(' '); 7266 } 7267 r.append(a.info.name); 7268 } 7269 } 7270 if (r != null) { 7271 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7272 } 7273 7274 N = pkg.permissionGroups.size(); 7275 r = null; 7276 for (i=0; i<N; i++) { 7277 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7278 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7279 if (cur == null) { 7280 mPermissionGroups.put(pg.info.name, pg); 7281 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7282 if (r == null) { 7283 r = new StringBuilder(256); 7284 } else { 7285 r.append(' '); 7286 } 7287 r.append(pg.info.name); 7288 } 7289 } else { 7290 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7291 + pg.info.packageName + " ignored: original from " 7292 + cur.info.packageName); 7293 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7294 if (r == null) { 7295 r = new StringBuilder(256); 7296 } else { 7297 r.append(' '); 7298 } 7299 r.append("DUP:"); 7300 r.append(pg.info.name); 7301 } 7302 } 7303 } 7304 if (r != null) { 7305 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7306 } 7307 7308 N = pkg.permissions.size(); 7309 r = null; 7310 for (i=0; i<N; i++) { 7311 PackageParser.Permission p = pkg.permissions.get(i); 7312 7313 // Now that permission groups have a special meaning, we ignore permission 7314 // groups for legacy apps to prevent unexpected behavior. In particular, 7315 // permissions for one app being granted to someone just becuase they happen 7316 // to be in a group defined by another app (before this had no implications). 7317 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7318 p.group = mPermissionGroups.get(p.info.group); 7319 // Warn for a permission in an unknown group. 7320 if (p.info.group != null && p.group == null) { 7321 Slog.w(TAG, "Permission " + p.info.name + " from package " 7322 + p.info.packageName + " in an unknown group " + p.info.group); 7323 } 7324 } 7325 7326 ArrayMap<String, BasePermission> permissionMap = 7327 p.tree ? mSettings.mPermissionTrees 7328 : mSettings.mPermissions; 7329 BasePermission bp = permissionMap.get(p.info.name); 7330 7331 // Allow system apps to redefine non-system permissions 7332 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7333 final boolean currentOwnerIsSystem = (bp.perm != null 7334 && isSystemApp(bp.perm.owner)); 7335 if (isSystemApp(p.owner)) { 7336 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7337 // It's a built-in permission and no owner, take ownership now 7338 bp.packageSetting = pkgSetting; 7339 bp.perm = p; 7340 bp.uid = pkg.applicationInfo.uid; 7341 bp.sourcePackage = p.info.packageName; 7342 } else if (!currentOwnerIsSystem) { 7343 String msg = "New decl " + p.owner + " of permission " 7344 + p.info.name + " is system; overriding " + bp.sourcePackage; 7345 reportSettingsProblem(Log.WARN, msg); 7346 bp = null; 7347 } 7348 } 7349 } 7350 7351 if (bp == null) { 7352 bp = new BasePermission(p.info.name, p.info.packageName, 7353 BasePermission.TYPE_NORMAL); 7354 permissionMap.put(p.info.name, bp); 7355 } 7356 7357 if (bp.perm == null) { 7358 if (bp.sourcePackage == null 7359 || bp.sourcePackage.equals(p.info.packageName)) { 7360 BasePermission tree = findPermissionTreeLP(p.info.name); 7361 if (tree == null 7362 || tree.sourcePackage.equals(p.info.packageName)) { 7363 bp.packageSetting = pkgSetting; 7364 bp.perm = p; 7365 bp.uid = pkg.applicationInfo.uid; 7366 bp.sourcePackage = p.info.packageName; 7367 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7368 if (r == null) { 7369 r = new StringBuilder(256); 7370 } else { 7371 r.append(' '); 7372 } 7373 r.append(p.info.name); 7374 } 7375 } else { 7376 Slog.w(TAG, "Permission " + p.info.name + " from package " 7377 + p.info.packageName + " ignored: base tree " 7378 + tree.name + " is from package " 7379 + tree.sourcePackage); 7380 } 7381 } else { 7382 Slog.w(TAG, "Permission " + p.info.name + " from package " 7383 + p.info.packageName + " ignored: original from " 7384 + bp.sourcePackage); 7385 } 7386 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7387 if (r == null) { 7388 r = new StringBuilder(256); 7389 } else { 7390 r.append(' '); 7391 } 7392 r.append("DUP:"); 7393 r.append(p.info.name); 7394 } 7395 if (bp.perm == p) { 7396 bp.protectionLevel = p.info.protectionLevel; 7397 } 7398 } 7399 7400 if (r != null) { 7401 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7402 } 7403 7404 N = pkg.instrumentation.size(); 7405 r = null; 7406 for (i=0; i<N; i++) { 7407 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7408 a.info.packageName = pkg.applicationInfo.packageName; 7409 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7410 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7411 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7412 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7413 a.info.dataDir = pkg.applicationInfo.dataDir; 7414 7415 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7416 // need other information about the application, like the ABI and what not ? 7417 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7418 mInstrumentation.put(a.getComponentName(), a); 7419 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7420 if (r == null) { 7421 r = new StringBuilder(256); 7422 } else { 7423 r.append(' '); 7424 } 7425 r.append(a.info.name); 7426 } 7427 } 7428 if (r != null) { 7429 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7430 } 7431 7432 if (pkg.protectedBroadcasts != null) { 7433 N = pkg.protectedBroadcasts.size(); 7434 for (i=0; i<N; i++) { 7435 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7436 } 7437 } 7438 7439 pkgSetting.setTimeStamp(scanFileTime); 7440 7441 // Create idmap files for pairs of (packages, overlay packages). 7442 // Note: "android", ie framework-res.apk, is handled by native layers. 7443 if (pkg.mOverlayTarget != null) { 7444 // This is an overlay package. 7445 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7446 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7447 mOverlays.put(pkg.mOverlayTarget, 7448 new ArrayMap<String, PackageParser.Package>()); 7449 } 7450 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7451 map.put(pkg.packageName, pkg); 7452 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7453 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7454 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7455 "scanPackageLI failed to createIdmap"); 7456 } 7457 } 7458 } else if (mOverlays.containsKey(pkg.packageName) && 7459 !pkg.packageName.equals("android")) { 7460 // This is a regular package, with one or more known overlay packages. 7461 createIdmapsForPackageLI(pkg); 7462 } 7463 } 7464 7465 return pkg; 7466 } 7467 7468 /** 7469 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7470 * is derived purely on the basis of the contents of {@code scanFile} and 7471 * {@code cpuAbiOverride}. 7472 * 7473 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7474 */ 7475 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7476 String cpuAbiOverride, boolean extractLibs) 7477 throws PackageManagerException { 7478 // TODO: We can probably be smarter about this stuff. For installed apps, 7479 // we can calculate this information at install time once and for all. For 7480 // system apps, we can probably assume that this information doesn't change 7481 // after the first boot scan. As things stand, we do lots of unnecessary work. 7482 7483 // Give ourselves some initial paths; we'll come back for another 7484 // pass once we've determined ABI below. 7485 setNativeLibraryPaths(pkg); 7486 7487 // We would never need to extract libs for forward-locked and external packages, 7488 // since the container service will do it for us. We shouldn't attempt to 7489 // extract libs from system app when it was not updated. 7490 if (pkg.isForwardLocked() || isExternal(pkg) || 7491 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7492 extractLibs = false; 7493 } 7494 7495 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7496 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7497 7498 NativeLibraryHelper.Handle handle = null; 7499 try { 7500 handle = NativeLibraryHelper.Handle.create(pkg); 7501 // TODO(multiArch): This can be null for apps that didn't go through the 7502 // usual installation process. We can calculate it again, like we 7503 // do during install time. 7504 // 7505 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7506 // unnecessary. 7507 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7508 7509 // Null out the abis so that they can be recalculated. 7510 pkg.applicationInfo.primaryCpuAbi = null; 7511 pkg.applicationInfo.secondaryCpuAbi = null; 7512 if (isMultiArch(pkg.applicationInfo)) { 7513 // Warn if we've set an abiOverride for multi-lib packages.. 7514 // By definition, we need to copy both 32 and 64 bit libraries for 7515 // such packages. 7516 if (pkg.cpuAbiOverride != null 7517 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7518 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7519 } 7520 7521 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7522 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7523 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7524 if (extractLibs) { 7525 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7526 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7527 useIsaSpecificSubdirs); 7528 } else { 7529 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7530 } 7531 } 7532 7533 maybeThrowExceptionForMultiArchCopy( 7534 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7535 7536 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7537 if (extractLibs) { 7538 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7539 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7540 useIsaSpecificSubdirs); 7541 } else { 7542 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7543 } 7544 } 7545 7546 maybeThrowExceptionForMultiArchCopy( 7547 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7548 7549 if (abi64 >= 0) { 7550 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7551 } 7552 7553 if (abi32 >= 0) { 7554 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7555 if (abi64 >= 0) { 7556 pkg.applicationInfo.secondaryCpuAbi = abi; 7557 } else { 7558 pkg.applicationInfo.primaryCpuAbi = abi; 7559 } 7560 } 7561 } else { 7562 String[] abiList = (cpuAbiOverride != null) ? 7563 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7564 7565 // Enable gross and lame hacks for apps that are built with old 7566 // SDK tools. We must scan their APKs for renderscript bitcode and 7567 // not launch them if it's present. Don't bother checking on devices 7568 // that don't have 64 bit support. 7569 boolean needsRenderScriptOverride = false; 7570 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7571 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7572 abiList = Build.SUPPORTED_32_BIT_ABIS; 7573 needsRenderScriptOverride = true; 7574 } 7575 7576 final int copyRet; 7577 if (extractLibs) { 7578 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7579 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7580 } else { 7581 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7582 } 7583 7584 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7585 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7586 "Error unpackaging native libs for app, errorCode=" + copyRet); 7587 } 7588 7589 if (copyRet >= 0) { 7590 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7591 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7592 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7593 } else if (needsRenderScriptOverride) { 7594 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7595 } 7596 } 7597 } catch (IOException ioe) { 7598 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7599 } finally { 7600 IoUtils.closeQuietly(handle); 7601 } 7602 7603 // Now that we've calculated the ABIs and determined if it's an internal app, 7604 // we will go ahead and populate the nativeLibraryPath. 7605 setNativeLibraryPaths(pkg); 7606 } 7607 7608 /** 7609 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7610 * i.e, so that all packages can be run inside a single process if required. 7611 * 7612 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7613 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7614 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7615 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7616 * updating a package that belongs to a shared user. 7617 * 7618 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7619 * adds unnecessary complexity. 7620 */ 7621 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7622 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7623 String requiredInstructionSet = null; 7624 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7625 requiredInstructionSet = VMRuntime.getInstructionSet( 7626 scannedPackage.applicationInfo.primaryCpuAbi); 7627 } 7628 7629 PackageSetting requirer = null; 7630 for (PackageSetting ps : packagesForUser) { 7631 // If packagesForUser contains scannedPackage, we skip it. This will happen 7632 // when scannedPackage is an update of an existing package. Without this check, 7633 // we will never be able to change the ABI of any package belonging to a shared 7634 // user, even if it's compatible with other packages. 7635 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7636 if (ps.primaryCpuAbiString == null) { 7637 continue; 7638 } 7639 7640 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7641 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7642 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7643 // this but there's not much we can do. 7644 String errorMessage = "Instruction set mismatch, " 7645 + ((requirer == null) ? "[caller]" : requirer) 7646 + " requires " + requiredInstructionSet + " whereas " + ps 7647 + " requires " + instructionSet; 7648 Slog.w(TAG, errorMessage); 7649 } 7650 7651 if (requiredInstructionSet == null) { 7652 requiredInstructionSet = instructionSet; 7653 requirer = ps; 7654 } 7655 } 7656 } 7657 7658 if (requiredInstructionSet != null) { 7659 String adjustedAbi; 7660 if (requirer != null) { 7661 // requirer != null implies that either scannedPackage was null or that scannedPackage 7662 // did not require an ABI, in which case we have to adjust scannedPackage to match 7663 // the ABI of the set (which is the same as requirer's ABI) 7664 adjustedAbi = requirer.primaryCpuAbiString; 7665 if (scannedPackage != null) { 7666 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7667 } 7668 } else { 7669 // requirer == null implies that we're updating all ABIs in the set to 7670 // match scannedPackage. 7671 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7672 } 7673 7674 for (PackageSetting ps : packagesForUser) { 7675 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7676 if (ps.primaryCpuAbiString != null) { 7677 continue; 7678 } 7679 7680 ps.primaryCpuAbiString = adjustedAbi; 7681 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7682 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7683 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7684 7685 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7686 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7687 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7688 ps.primaryCpuAbiString = null; 7689 ps.pkg.applicationInfo.primaryCpuAbi = null; 7690 return; 7691 } else { 7692 mInstaller.rmdex(ps.codePathString, 7693 getDexCodeInstructionSet(getPreferredInstructionSet())); 7694 } 7695 } 7696 } 7697 } 7698 } 7699 } 7700 7701 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7702 synchronized (mPackages) { 7703 mResolverReplaced = true; 7704 // Set up information for custom user intent resolution activity. 7705 mResolveActivity.applicationInfo = pkg.applicationInfo; 7706 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7707 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7708 mResolveActivity.processName = pkg.applicationInfo.packageName; 7709 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7710 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7711 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7712 mResolveActivity.theme = 0; 7713 mResolveActivity.exported = true; 7714 mResolveActivity.enabled = true; 7715 mResolveInfo.activityInfo = mResolveActivity; 7716 mResolveInfo.priority = 0; 7717 mResolveInfo.preferredOrder = 0; 7718 mResolveInfo.match = 0; 7719 mResolveComponentName = mCustomResolverComponentName; 7720 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7721 mResolveComponentName); 7722 } 7723 } 7724 7725 private static String calculateBundledApkRoot(final String codePathString) { 7726 final File codePath = new File(codePathString); 7727 final File codeRoot; 7728 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7729 codeRoot = Environment.getRootDirectory(); 7730 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7731 codeRoot = Environment.getOemDirectory(); 7732 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7733 codeRoot = Environment.getVendorDirectory(); 7734 } else { 7735 // Unrecognized code path; take its top real segment as the apk root: 7736 // e.g. /something/app/blah.apk => /something 7737 try { 7738 File f = codePath.getCanonicalFile(); 7739 File parent = f.getParentFile(); // non-null because codePath is a file 7740 File tmp; 7741 while ((tmp = parent.getParentFile()) != null) { 7742 f = parent; 7743 parent = tmp; 7744 } 7745 codeRoot = f; 7746 Slog.w(TAG, "Unrecognized code path " 7747 + codePath + " - using " + codeRoot); 7748 } catch (IOException e) { 7749 // Can't canonicalize the code path -- shenanigans? 7750 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7751 return Environment.getRootDirectory().getPath(); 7752 } 7753 } 7754 return codeRoot.getPath(); 7755 } 7756 7757 /** 7758 * Derive and set the location of native libraries for the given package, 7759 * which varies depending on where and how the package was installed. 7760 */ 7761 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7762 final ApplicationInfo info = pkg.applicationInfo; 7763 final String codePath = pkg.codePath; 7764 final File codeFile = new File(codePath); 7765 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7766 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7767 7768 info.nativeLibraryRootDir = null; 7769 info.nativeLibraryRootRequiresIsa = false; 7770 info.nativeLibraryDir = null; 7771 info.secondaryNativeLibraryDir = null; 7772 7773 if (isApkFile(codeFile)) { 7774 // Monolithic install 7775 if (bundledApp) { 7776 // If "/system/lib64/apkname" exists, assume that is the per-package 7777 // native library directory to use; otherwise use "/system/lib/apkname". 7778 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7779 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7780 getPrimaryInstructionSet(info)); 7781 7782 // This is a bundled system app so choose the path based on the ABI. 7783 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7784 // is just the default path. 7785 final String apkName = deriveCodePathName(codePath); 7786 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7787 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7788 apkName).getAbsolutePath(); 7789 7790 if (info.secondaryCpuAbi != null) { 7791 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7792 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7793 secondaryLibDir, apkName).getAbsolutePath(); 7794 } 7795 } else if (asecApp) { 7796 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7797 .getAbsolutePath(); 7798 } else { 7799 final String apkName = deriveCodePathName(codePath); 7800 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7801 .getAbsolutePath(); 7802 } 7803 7804 info.nativeLibraryRootRequiresIsa = false; 7805 info.nativeLibraryDir = info.nativeLibraryRootDir; 7806 } else { 7807 // Cluster install 7808 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7809 info.nativeLibraryRootRequiresIsa = true; 7810 7811 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7812 getPrimaryInstructionSet(info)).getAbsolutePath(); 7813 7814 if (info.secondaryCpuAbi != null) { 7815 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7816 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7817 } 7818 } 7819 } 7820 7821 /** 7822 * Calculate the abis and roots for a bundled app. These can uniquely 7823 * be determined from the contents of the system partition, i.e whether 7824 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7825 * of this information, and instead assume that the system was built 7826 * sensibly. 7827 */ 7828 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7829 PackageSetting pkgSetting) { 7830 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7831 7832 // If "/system/lib64/apkname" exists, assume that is the per-package 7833 // native library directory to use; otherwise use "/system/lib/apkname". 7834 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7835 setBundledAppAbi(pkg, apkRoot, apkName); 7836 // pkgSetting might be null during rescan following uninstall of updates 7837 // to a bundled app, so accommodate that possibility. The settings in 7838 // that case will be established later from the parsed package. 7839 // 7840 // If the settings aren't null, sync them up with what we've just derived. 7841 // note that apkRoot isn't stored in the package settings. 7842 if (pkgSetting != null) { 7843 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7844 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7845 } 7846 } 7847 7848 /** 7849 * Deduces the ABI of a bundled app and sets the relevant fields on the 7850 * parsed pkg object. 7851 * 7852 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7853 * under which system libraries are installed. 7854 * @param apkName the name of the installed package. 7855 */ 7856 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7857 final File codeFile = new File(pkg.codePath); 7858 7859 final boolean has64BitLibs; 7860 final boolean has32BitLibs; 7861 if (isApkFile(codeFile)) { 7862 // Monolithic install 7863 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7864 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7865 } else { 7866 // Cluster install 7867 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7868 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7869 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7870 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7871 has64BitLibs = (new File(rootDir, isa)).exists(); 7872 } else { 7873 has64BitLibs = false; 7874 } 7875 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7876 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7877 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7878 has32BitLibs = (new File(rootDir, isa)).exists(); 7879 } else { 7880 has32BitLibs = false; 7881 } 7882 } 7883 7884 if (has64BitLibs && !has32BitLibs) { 7885 // The package has 64 bit libs, but not 32 bit libs. Its primary 7886 // ABI should be 64 bit. We can safely assume here that the bundled 7887 // native libraries correspond to the most preferred ABI in the list. 7888 7889 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7890 pkg.applicationInfo.secondaryCpuAbi = null; 7891 } else if (has32BitLibs && !has64BitLibs) { 7892 // The package has 32 bit libs but not 64 bit libs. Its primary 7893 // ABI should be 32 bit. 7894 7895 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7896 pkg.applicationInfo.secondaryCpuAbi = null; 7897 } else if (has32BitLibs && has64BitLibs) { 7898 // The application has both 64 and 32 bit bundled libraries. We check 7899 // here that the app declares multiArch support, and warn if it doesn't. 7900 // 7901 // We will be lenient here and record both ABIs. The primary will be the 7902 // ABI that's higher on the list, i.e, a device that's configured to prefer 7903 // 64 bit apps will see a 64 bit primary ABI, 7904 7905 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7906 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7907 } 7908 7909 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7910 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7911 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7912 } else { 7913 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7914 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7915 } 7916 } else { 7917 pkg.applicationInfo.primaryCpuAbi = null; 7918 pkg.applicationInfo.secondaryCpuAbi = null; 7919 } 7920 } 7921 7922 private void killApplication(String pkgName, int appId, String reason) { 7923 // Request the ActivityManager to kill the process(only for existing packages) 7924 // so that we do not end up in a confused state while the user is still using the older 7925 // version of the application while the new one gets installed. 7926 IActivityManager am = ActivityManagerNative.getDefault(); 7927 if (am != null) { 7928 try { 7929 am.killApplicationWithAppId(pkgName, appId, reason); 7930 } catch (RemoteException e) { 7931 } 7932 } 7933 } 7934 7935 void removePackageLI(PackageSetting ps, boolean chatty) { 7936 if (DEBUG_INSTALL) { 7937 if (chatty) 7938 Log.d(TAG, "Removing package " + ps.name); 7939 } 7940 7941 // writer 7942 synchronized (mPackages) { 7943 mPackages.remove(ps.name); 7944 final PackageParser.Package pkg = ps.pkg; 7945 if (pkg != null) { 7946 cleanPackageDataStructuresLILPw(pkg, chatty); 7947 } 7948 } 7949 } 7950 7951 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7952 if (DEBUG_INSTALL) { 7953 if (chatty) 7954 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7955 } 7956 7957 // writer 7958 synchronized (mPackages) { 7959 mPackages.remove(pkg.applicationInfo.packageName); 7960 cleanPackageDataStructuresLILPw(pkg, chatty); 7961 } 7962 } 7963 7964 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7965 int N = pkg.providers.size(); 7966 StringBuilder r = null; 7967 int i; 7968 for (i=0; i<N; i++) { 7969 PackageParser.Provider p = pkg.providers.get(i); 7970 mProviders.removeProvider(p); 7971 if (p.info.authority == null) { 7972 7973 /* There was another ContentProvider with this authority when 7974 * this app was installed so this authority is null, 7975 * Ignore it as we don't have to unregister the provider. 7976 */ 7977 continue; 7978 } 7979 String names[] = p.info.authority.split(";"); 7980 for (int j = 0; j < names.length; j++) { 7981 if (mProvidersByAuthority.get(names[j]) == p) { 7982 mProvidersByAuthority.remove(names[j]); 7983 if (DEBUG_REMOVE) { 7984 if (chatty) 7985 Log.d(TAG, "Unregistered content provider: " + names[j] 7986 + ", className = " + p.info.name + ", isSyncable = " 7987 + p.info.isSyncable); 7988 } 7989 } 7990 } 7991 if (DEBUG_REMOVE && chatty) { 7992 if (r == null) { 7993 r = new StringBuilder(256); 7994 } else { 7995 r.append(' '); 7996 } 7997 r.append(p.info.name); 7998 } 7999 } 8000 if (r != null) { 8001 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8002 } 8003 8004 N = pkg.services.size(); 8005 r = null; 8006 for (i=0; i<N; i++) { 8007 PackageParser.Service s = pkg.services.get(i); 8008 mServices.removeService(s); 8009 if (chatty) { 8010 if (r == null) { 8011 r = new StringBuilder(256); 8012 } else { 8013 r.append(' '); 8014 } 8015 r.append(s.info.name); 8016 } 8017 } 8018 if (r != null) { 8019 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8020 } 8021 8022 N = pkg.receivers.size(); 8023 r = null; 8024 for (i=0; i<N; i++) { 8025 PackageParser.Activity a = pkg.receivers.get(i); 8026 mReceivers.removeActivity(a, "receiver"); 8027 if (DEBUG_REMOVE && chatty) { 8028 if (r == null) { 8029 r = new StringBuilder(256); 8030 } else { 8031 r.append(' '); 8032 } 8033 r.append(a.info.name); 8034 } 8035 } 8036 if (r != null) { 8037 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8038 } 8039 8040 N = pkg.activities.size(); 8041 r = null; 8042 for (i=0; i<N; i++) { 8043 PackageParser.Activity a = pkg.activities.get(i); 8044 mActivities.removeActivity(a, "activity"); 8045 if (DEBUG_REMOVE && chatty) { 8046 if (r == null) { 8047 r = new StringBuilder(256); 8048 } else { 8049 r.append(' '); 8050 } 8051 r.append(a.info.name); 8052 } 8053 } 8054 if (r != null) { 8055 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8056 } 8057 8058 N = pkg.permissions.size(); 8059 r = null; 8060 for (i=0; i<N; i++) { 8061 PackageParser.Permission p = pkg.permissions.get(i); 8062 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8063 if (bp == null) { 8064 bp = mSettings.mPermissionTrees.get(p.info.name); 8065 } 8066 if (bp != null && bp.perm == p) { 8067 bp.perm = null; 8068 if (DEBUG_REMOVE && chatty) { 8069 if (r == null) { 8070 r = new StringBuilder(256); 8071 } else { 8072 r.append(' '); 8073 } 8074 r.append(p.info.name); 8075 } 8076 } 8077 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8078 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8079 if (appOpPerms != null) { 8080 appOpPerms.remove(pkg.packageName); 8081 } 8082 } 8083 } 8084 if (r != null) { 8085 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8086 } 8087 8088 N = pkg.requestedPermissions.size(); 8089 r = null; 8090 for (i=0; i<N; i++) { 8091 String perm = pkg.requestedPermissions.get(i); 8092 BasePermission bp = mSettings.mPermissions.get(perm); 8093 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8094 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8095 if (appOpPerms != null) { 8096 appOpPerms.remove(pkg.packageName); 8097 if (appOpPerms.isEmpty()) { 8098 mAppOpPermissionPackages.remove(perm); 8099 } 8100 } 8101 } 8102 } 8103 if (r != null) { 8104 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8105 } 8106 8107 N = pkg.instrumentation.size(); 8108 r = null; 8109 for (i=0; i<N; i++) { 8110 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8111 mInstrumentation.remove(a.getComponentName()); 8112 if (DEBUG_REMOVE && chatty) { 8113 if (r == null) { 8114 r = new StringBuilder(256); 8115 } else { 8116 r.append(' '); 8117 } 8118 r.append(a.info.name); 8119 } 8120 } 8121 if (r != null) { 8122 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8123 } 8124 8125 r = null; 8126 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8127 // Only system apps can hold shared libraries. 8128 if (pkg.libraryNames != null) { 8129 for (i=0; i<pkg.libraryNames.size(); i++) { 8130 String name = pkg.libraryNames.get(i); 8131 SharedLibraryEntry cur = mSharedLibraries.get(name); 8132 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8133 mSharedLibraries.remove(name); 8134 if (DEBUG_REMOVE && chatty) { 8135 if (r == null) { 8136 r = new StringBuilder(256); 8137 } else { 8138 r.append(' '); 8139 } 8140 r.append(name); 8141 } 8142 } 8143 } 8144 } 8145 } 8146 if (r != null) { 8147 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8148 } 8149 } 8150 8151 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8152 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8153 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8154 return true; 8155 } 8156 } 8157 return false; 8158 } 8159 8160 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8161 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8162 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8163 8164 private void updatePermissionsLPw(String changingPkg, 8165 PackageParser.Package pkgInfo, int flags) { 8166 // Make sure there are no dangling permission trees. 8167 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8168 while (it.hasNext()) { 8169 final BasePermission bp = it.next(); 8170 if (bp.packageSetting == null) { 8171 // We may not yet have parsed the package, so just see if 8172 // we still know about its settings. 8173 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8174 } 8175 if (bp.packageSetting == null) { 8176 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8177 + " from package " + bp.sourcePackage); 8178 it.remove(); 8179 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8180 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8181 Slog.i(TAG, "Removing old permission tree: " + bp.name 8182 + " from package " + bp.sourcePackage); 8183 flags |= UPDATE_PERMISSIONS_ALL; 8184 it.remove(); 8185 } 8186 } 8187 } 8188 8189 // Make sure all dynamic permissions have been assigned to a package, 8190 // and make sure there are no dangling permissions. 8191 it = mSettings.mPermissions.values().iterator(); 8192 while (it.hasNext()) { 8193 final BasePermission bp = it.next(); 8194 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8195 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8196 + bp.name + " pkg=" + bp.sourcePackage 8197 + " info=" + bp.pendingInfo); 8198 if (bp.packageSetting == null && bp.pendingInfo != null) { 8199 final BasePermission tree = findPermissionTreeLP(bp.name); 8200 if (tree != null && tree.perm != null) { 8201 bp.packageSetting = tree.packageSetting; 8202 bp.perm = new PackageParser.Permission(tree.perm.owner, 8203 new PermissionInfo(bp.pendingInfo)); 8204 bp.perm.info.packageName = tree.perm.info.packageName; 8205 bp.perm.info.name = bp.name; 8206 bp.uid = tree.uid; 8207 } 8208 } 8209 } 8210 if (bp.packageSetting == null) { 8211 // We may not yet have parsed the package, so just see if 8212 // we still know about its settings. 8213 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8214 } 8215 if (bp.packageSetting == null) { 8216 Slog.w(TAG, "Removing dangling permission: " + bp.name 8217 + " from package " + bp.sourcePackage); 8218 it.remove(); 8219 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8220 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8221 Slog.i(TAG, "Removing old permission: " + bp.name 8222 + " from package " + bp.sourcePackage); 8223 flags |= UPDATE_PERMISSIONS_ALL; 8224 it.remove(); 8225 } 8226 } 8227 } 8228 8229 // Now update the permissions for all packages, in particular 8230 // replace the granted permissions of the system packages. 8231 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8232 for (PackageParser.Package pkg : mPackages.values()) { 8233 if (pkg != pkgInfo) { 8234 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8235 changingPkg); 8236 } 8237 } 8238 } 8239 8240 if (pkgInfo != null) { 8241 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8242 } 8243 } 8244 8245 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8246 String packageOfInterest) { 8247 // IMPORTANT: There are two types of permissions: install and runtime. 8248 // Install time permissions are granted when the app is installed to 8249 // all device users and users added in the future. Runtime permissions 8250 // are granted at runtime explicitly to specific users. Normal and signature 8251 // protected permissions are install time permissions. Dangerous permissions 8252 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8253 // otherwise they are runtime permissions. This function does not manage 8254 // runtime permissions except for the case an app targeting Lollipop MR1 8255 // being upgraded to target a newer SDK, in which case dangerous permissions 8256 // are transformed from install time to runtime ones. 8257 8258 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8259 if (ps == null) { 8260 return; 8261 } 8262 8263 PermissionsState permissionsState = ps.getPermissionsState(); 8264 PermissionsState origPermissions = permissionsState; 8265 8266 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8267 8268 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8269 8270 boolean changedInstallPermission = false; 8271 8272 if (replace) { 8273 ps.installPermissionsFixed = false; 8274 if (!ps.isSharedUser()) { 8275 origPermissions = new PermissionsState(permissionsState); 8276 permissionsState.reset(); 8277 } 8278 } 8279 8280 permissionsState.setGlobalGids(mGlobalGids); 8281 8282 final int N = pkg.requestedPermissions.size(); 8283 for (int i=0; i<N; i++) { 8284 final String name = pkg.requestedPermissions.get(i); 8285 final BasePermission bp = mSettings.mPermissions.get(name); 8286 8287 if (DEBUG_INSTALL) { 8288 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8289 } 8290 8291 if (bp == null || bp.packageSetting == null) { 8292 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8293 Slog.w(TAG, "Unknown permission " + name 8294 + " in package " + pkg.packageName); 8295 } 8296 continue; 8297 } 8298 8299 final String perm = bp.name; 8300 boolean allowedSig = false; 8301 int grant = GRANT_DENIED; 8302 8303 // Keep track of app op permissions. 8304 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8305 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8306 if (pkgs == null) { 8307 pkgs = new ArraySet<>(); 8308 mAppOpPermissionPackages.put(bp.name, pkgs); 8309 } 8310 pkgs.add(pkg.packageName); 8311 } 8312 8313 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8314 switch (level) { 8315 case PermissionInfo.PROTECTION_NORMAL: { 8316 // For all apps normal permissions are install time ones. 8317 grant = GRANT_INSTALL; 8318 } break; 8319 8320 case PermissionInfo.PROTECTION_DANGEROUS: { 8321 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8322 // For legacy apps dangerous permissions are install time ones. 8323 grant = GRANT_INSTALL_LEGACY; 8324 } else if (origPermissions.hasInstallPermission(bp.name)) { 8325 // For legacy apps that became modern, install becomes runtime. 8326 grant = GRANT_UPGRADE; 8327 } else { 8328 // For modern apps keep runtime permissions unchanged. 8329 grant = GRANT_RUNTIME; 8330 } 8331 } break; 8332 8333 case PermissionInfo.PROTECTION_SIGNATURE: { 8334 // For all apps signature permissions are install time ones. 8335 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8336 if (allowedSig) { 8337 grant = GRANT_INSTALL; 8338 } 8339 } break; 8340 } 8341 8342 if (DEBUG_INSTALL) { 8343 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8344 } 8345 8346 if (grant != GRANT_DENIED) { 8347 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8348 // If this is an existing, non-system package, then 8349 // we can't add any new permissions to it. 8350 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8351 // Except... if this is a permission that was added 8352 // to the platform (note: need to only do this when 8353 // updating the platform). 8354 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8355 grant = GRANT_DENIED; 8356 } 8357 } 8358 } 8359 8360 switch (grant) { 8361 case GRANT_INSTALL: { 8362 // Revoke this as runtime permission to handle the case of 8363 // a runtime permission being downgraded to an install one. 8364 for (int userId : UserManagerService.getInstance().getUserIds()) { 8365 if (origPermissions.getRuntimePermissionState( 8366 bp.name, userId) != null) { 8367 // Revoke the runtime permission and clear the flags. 8368 origPermissions.revokeRuntimePermission(bp, userId); 8369 origPermissions.updatePermissionFlags(bp, userId, 8370 PackageManager.MASK_PERMISSION_FLAGS, 0); 8371 // If we revoked a permission permission, we have to write. 8372 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8373 changedRuntimePermissionUserIds, userId); 8374 } 8375 } 8376 // Grant an install permission. 8377 if (permissionsState.grantInstallPermission(bp) != 8378 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8379 changedInstallPermission = true; 8380 } 8381 } break; 8382 8383 case GRANT_INSTALL_LEGACY: { 8384 // Grant an install permission. 8385 if (permissionsState.grantInstallPermission(bp) != 8386 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8387 changedInstallPermission = true; 8388 } 8389 } break; 8390 8391 case GRANT_RUNTIME: { 8392 // Grant previously granted runtime permissions. 8393 for (int userId : UserManagerService.getInstance().getUserIds()) { 8394 PermissionState permissionState = origPermissions 8395 .getRuntimePermissionState(bp.name, userId); 8396 final int flags = permissionState != null 8397 ? permissionState.getFlags() : 0; 8398 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8399 if (permissionsState.grantRuntimePermission(bp, userId) == 8400 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8401 // If we cannot put the permission as it was, we have to write. 8402 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8403 changedRuntimePermissionUserIds, userId); 8404 } 8405 } 8406 // Propagate the permission flags. 8407 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8408 } 8409 } break; 8410 8411 case GRANT_UPGRADE: { 8412 // Grant runtime permissions for a previously held install permission. 8413 PermissionState permissionState = origPermissions 8414 .getInstallPermissionState(bp.name); 8415 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8416 8417 if (origPermissions.revokeInstallPermission(bp) 8418 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8419 // We will be transferring the permission flags, so clear them. 8420 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8421 PackageManager.MASK_PERMISSION_FLAGS, 0); 8422 changedInstallPermission = true; 8423 } 8424 8425 // If the permission is not to be promoted to runtime we ignore it and 8426 // also its other flags as they are not applicable to install permissions. 8427 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8428 for (int userId : currentUserIds) { 8429 if (permissionsState.grantRuntimePermission(bp, userId) != 8430 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8431 // Transfer the permission flags. 8432 permissionsState.updatePermissionFlags(bp, userId, 8433 flags, flags); 8434 // If we granted the permission, we have to write. 8435 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8436 changedRuntimePermissionUserIds, userId); 8437 } 8438 } 8439 } 8440 } break; 8441 8442 default: { 8443 if (packageOfInterest == null 8444 || packageOfInterest.equals(pkg.packageName)) { 8445 Slog.w(TAG, "Not granting permission " + perm 8446 + " to package " + pkg.packageName 8447 + " because it was previously installed without"); 8448 } 8449 } break; 8450 } 8451 } else { 8452 if (permissionsState.revokeInstallPermission(bp) != 8453 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8454 // Also drop the permission flags. 8455 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8456 PackageManager.MASK_PERMISSION_FLAGS, 0); 8457 changedInstallPermission = true; 8458 Slog.i(TAG, "Un-granting permission " + perm 8459 + " from package " + pkg.packageName 8460 + " (protectionLevel=" + bp.protectionLevel 8461 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8462 + ")"); 8463 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8464 // Don't print warning for app op permissions, since it is fine for them 8465 // not to be granted, there is a UI for the user to decide. 8466 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8467 Slog.w(TAG, "Not granting permission " + perm 8468 + " to package " + pkg.packageName 8469 + " (protectionLevel=" + bp.protectionLevel 8470 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8471 + ")"); 8472 } 8473 } 8474 } 8475 } 8476 8477 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8478 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8479 // This is the first that we have heard about this package, so the 8480 // permissions we have now selected are fixed until explicitly 8481 // changed. 8482 ps.installPermissionsFixed = true; 8483 } 8484 8485 // Persist the runtime permissions state for users with changes. 8486 for (int userId : changedRuntimePermissionUserIds) { 8487 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8488 } 8489 } 8490 8491 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8492 boolean allowed = false; 8493 final int NP = PackageParser.NEW_PERMISSIONS.length; 8494 for (int ip=0; ip<NP; ip++) { 8495 final PackageParser.NewPermissionInfo npi 8496 = PackageParser.NEW_PERMISSIONS[ip]; 8497 if (npi.name.equals(perm) 8498 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8499 allowed = true; 8500 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8501 + pkg.packageName); 8502 break; 8503 } 8504 } 8505 return allowed; 8506 } 8507 8508 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8509 BasePermission bp, PermissionsState origPermissions) { 8510 boolean allowed; 8511 allowed = (compareSignatures( 8512 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8513 == PackageManager.SIGNATURE_MATCH) 8514 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8515 == PackageManager.SIGNATURE_MATCH); 8516 if (!allowed && (bp.protectionLevel 8517 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8518 if (isSystemApp(pkg)) { 8519 // For updated system applications, a system permission 8520 // is granted only if it had been defined by the original application. 8521 if (pkg.isUpdatedSystemApp()) { 8522 final PackageSetting sysPs = mSettings 8523 .getDisabledSystemPkgLPr(pkg.packageName); 8524 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8525 // If the original was granted this permission, we take 8526 // that grant decision as read and propagate it to the 8527 // update. 8528 if (sysPs.isPrivileged()) { 8529 allowed = true; 8530 } 8531 } else { 8532 // The system apk may have been updated with an older 8533 // version of the one on the data partition, but which 8534 // granted a new system permission that it didn't have 8535 // before. In this case we do want to allow the app to 8536 // now get the new permission if the ancestral apk is 8537 // privileged to get it. 8538 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8539 for (int j=0; 8540 j<sysPs.pkg.requestedPermissions.size(); j++) { 8541 if (perm.equals( 8542 sysPs.pkg.requestedPermissions.get(j))) { 8543 allowed = true; 8544 break; 8545 } 8546 } 8547 } 8548 } 8549 } else { 8550 allowed = isPrivilegedApp(pkg); 8551 } 8552 } 8553 } 8554 if (!allowed) { 8555 if (!allowed && (bp.protectionLevel 8556 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8557 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8558 // If this was a previously normal/dangerous permission that got moved 8559 // to a system permission as part of the runtime permission redesign, then 8560 // we still want to blindly grant it to old apps. 8561 allowed = true; 8562 } 8563 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8564 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8565 // If this permission is to be granted to the system installer and 8566 // this app is an installer, then it gets the permission. 8567 allowed = true; 8568 } 8569 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8570 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8571 // If this permission is to be granted to the system verifier and 8572 // this app is a verifier, then it gets the permission. 8573 allowed = true; 8574 } 8575 if (!allowed && (bp.protectionLevel 8576 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8577 && isSystemApp(pkg)) { 8578 // Any pre-installed system app is allowed to get this permission. 8579 allowed = true; 8580 } 8581 if (!allowed && (bp.protectionLevel 8582 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8583 // For development permissions, a development permission 8584 // is granted only if it was already granted. 8585 allowed = origPermissions.hasInstallPermission(perm); 8586 } 8587 } 8588 return allowed; 8589 } 8590 8591 final class ActivityIntentResolver 8592 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8593 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8594 boolean defaultOnly, int userId) { 8595 if (!sUserManager.exists(userId)) return null; 8596 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8597 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8598 } 8599 8600 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8601 int userId) { 8602 if (!sUserManager.exists(userId)) return null; 8603 mFlags = flags; 8604 return super.queryIntent(intent, resolvedType, 8605 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8606 } 8607 8608 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8609 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8610 if (!sUserManager.exists(userId)) return null; 8611 if (packageActivities == null) { 8612 return null; 8613 } 8614 mFlags = flags; 8615 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8616 final int N = packageActivities.size(); 8617 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8618 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8619 8620 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8621 for (int i = 0; i < N; ++i) { 8622 intentFilters = packageActivities.get(i).intents; 8623 if (intentFilters != null && intentFilters.size() > 0) { 8624 PackageParser.ActivityIntentInfo[] array = 8625 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8626 intentFilters.toArray(array); 8627 listCut.add(array); 8628 } 8629 } 8630 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8631 } 8632 8633 public final void addActivity(PackageParser.Activity a, String type) { 8634 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8635 mActivities.put(a.getComponentName(), a); 8636 if (DEBUG_SHOW_INFO) 8637 Log.v( 8638 TAG, " " + type + " " + 8639 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8640 if (DEBUG_SHOW_INFO) 8641 Log.v(TAG, " Class=" + a.info.name); 8642 final int NI = a.intents.size(); 8643 for (int j=0; j<NI; j++) { 8644 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8645 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8646 intent.setPriority(0); 8647 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8648 + a.className + " with priority > 0, forcing to 0"); 8649 } 8650 if (DEBUG_SHOW_INFO) { 8651 Log.v(TAG, " IntentFilter:"); 8652 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8653 } 8654 if (!intent.debugCheck()) { 8655 Log.w(TAG, "==> For Activity " + a.info.name); 8656 } 8657 addFilter(intent); 8658 } 8659 } 8660 8661 public final void removeActivity(PackageParser.Activity a, String type) { 8662 mActivities.remove(a.getComponentName()); 8663 if (DEBUG_SHOW_INFO) { 8664 Log.v(TAG, " " + type + " " 8665 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8666 : a.info.name) + ":"); 8667 Log.v(TAG, " Class=" + a.info.name); 8668 } 8669 final int NI = a.intents.size(); 8670 for (int j=0; j<NI; j++) { 8671 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8672 if (DEBUG_SHOW_INFO) { 8673 Log.v(TAG, " IntentFilter:"); 8674 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8675 } 8676 removeFilter(intent); 8677 } 8678 } 8679 8680 @Override 8681 protected boolean allowFilterResult( 8682 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8683 ActivityInfo filterAi = filter.activity.info; 8684 for (int i=dest.size()-1; i>=0; i--) { 8685 ActivityInfo destAi = dest.get(i).activityInfo; 8686 if (destAi.name == filterAi.name 8687 && destAi.packageName == filterAi.packageName) { 8688 return false; 8689 } 8690 } 8691 return true; 8692 } 8693 8694 @Override 8695 protected ActivityIntentInfo[] newArray(int size) { 8696 return new ActivityIntentInfo[size]; 8697 } 8698 8699 @Override 8700 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8701 if (!sUserManager.exists(userId)) return true; 8702 PackageParser.Package p = filter.activity.owner; 8703 if (p != null) { 8704 PackageSetting ps = (PackageSetting)p.mExtras; 8705 if (ps != null) { 8706 // System apps are never considered stopped for purposes of 8707 // filtering, because there may be no way for the user to 8708 // actually re-launch them. 8709 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8710 && ps.getStopped(userId); 8711 } 8712 } 8713 return false; 8714 } 8715 8716 @Override 8717 protected boolean isPackageForFilter(String packageName, 8718 PackageParser.ActivityIntentInfo info) { 8719 return packageName.equals(info.activity.owner.packageName); 8720 } 8721 8722 @Override 8723 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8724 int match, int userId) { 8725 if (!sUserManager.exists(userId)) return null; 8726 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8727 return null; 8728 } 8729 final PackageParser.Activity activity = info.activity; 8730 if (mSafeMode && (activity.info.applicationInfo.flags 8731 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8732 return null; 8733 } 8734 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8735 if (ps == null) { 8736 return null; 8737 } 8738 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8739 ps.readUserState(userId), userId); 8740 if (ai == null) { 8741 return null; 8742 } 8743 final ResolveInfo res = new ResolveInfo(); 8744 res.activityInfo = ai; 8745 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8746 res.filter = info; 8747 } 8748 if (info != null) { 8749 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8750 } 8751 res.priority = info.getPriority(); 8752 res.preferredOrder = activity.owner.mPreferredOrder; 8753 //System.out.println("Result: " + res.activityInfo.className + 8754 // " = " + res.priority); 8755 res.match = match; 8756 res.isDefault = info.hasDefault; 8757 res.labelRes = info.labelRes; 8758 res.nonLocalizedLabel = info.nonLocalizedLabel; 8759 if (userNeedsBadging(userId)) { 8760 res.noResourceId = true; 8761 } else { 8762 res.icon = info.icon; 8763 } 8764 res.iconResourceId = info.icon; 8765 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8766 return res; 8767 } 8768 8769 @Override 8770 protected void sortResults(List<ResolveInfo> results) { 8771 Collections.sort(results, mResolvePrioritySorter); 8772 } 8773 8774 @Override 8775 protected void dumpFilter(PrintWriter out, String prefix, 8776 PackageParser.ActivityIntentInfo filter) { 8777 out.print(prefix); out.print( 8778 Integer.toHexString(System.identityHashCode(filter.activity))); 8779 out.print(' '); 8780 filter.activity.printComponentShortName(out); 8781 out.print(" filter "); 8782 out.println(Integer.toHexString(System.identityHashCode(filter))); 8783 } 8784 8785 @Override 8786 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8787 return filter.activity; 8788 } 8789 8790 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8791 PackageParser.Activity activity = (PackageParser.Activity)label; 8792 out.print(prefix); out.print( 8793 Integer.toHexString(System.identityHashCode(activity))); 8794 out.print(' '); 8795 activity.printComponentShortName(out); 8796 if (count > 1) { 8797 out.print(" ("); out.print(count); out.print(" filters)"); 8798 } 8799 out.println(); 8800 } 8801 8802// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8803// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8804// final List<ResolveInfo> retList = Lists.newArrayList(); 8805// while (i.hasNext()) { 8806// final ResolveInfo resolveInfo = i.next(); 8807// if (isEnabledLP(resolveInfo.activityInfo)) { 8808// retList.add(resolveInfo); 8809// } 8810// } 8811// return retList; 8812// } 8813 8814 // Keys are String (activity class name), values are Activity. 8815 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8816 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8817 private int mFlags; 8818 } 8819 8820 private final class ServiceIntentResolver 8821 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8822 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8823 boolean defaultOnly, int userId) { 8824 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8825 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8826 } 8827 8828 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8829 int userId) { 8830 if (!sUserManager.exists(userId)) return null; 8831 mFlags = flags; 8832 return super.queryIntent(intent, resolvedType, 8833 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8834 } 8835 8836 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8837 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8838 if (!sUserManager.exists(userId)) return null; 8839 if (packageServices == null) { 8840 return null; 8841 } 8842 mFlags = flags; 8843 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8844 final int N = packageServices.size(); 8845 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8846 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8847 8848 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8849 for (int i = 0; i < N; ++i) { 8850 intentFilters = packageServices.get(i).intents; 8851 if (intentFilters != null && intentFilters.size() > 0) { 8852 PackageParser.ServiceIntentInfo[] array = 8853 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8854 intentFilters.toArray(array); 8855 listCut.add(array); 8856 } 8857 } 8858 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8859 } 8860 8861 public final void addService(PackageParser.Service s) { 8862 mServices.put(s.getComponentName(), s); 8863 if (DEBUG_SHOW_INFO) { 8864 Log.v(TAG, " " 8865 + (s.info.nonLocalizedLabel != null 8866 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8867 Log.v(TAG, " Class=" + s.info.name); 8868 } 8869 final int NI = s.intents.size(); 8870 int j; 8871 for (j=0; j<NI; j++) { 8872 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8873 if (DEBUG_SHOW_INFO) { 8874 Log.v(TAG, " IntentFilter:"); 8875 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8876 } 8877 if (!intent.debugCheck()) { 8878 Log.w(TAG, "==> For Service " + s.info.name); 8879 } 8880 addFilter(intent); 8881 } 8882 } 8883 8884 public final void removeService(PackageParser.Service s) { 8885 mServices.remove(s.getComponentName()); 8886 if (DEBUG_SHOW_INFO) { 8887 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8888 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8889 Log.v(TAG, " Class=" + s.info.name); 8890 } 8891 final int NI = s.intents.size(); 8892 int j; 8893 for (j=0; j<NI; j++) { 8894 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8895 if (DEBUG_SHOW_INFO) { 8896 Log.v(TAG, " IntentFilter:"); 8897 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8898 } 8899 removeFilter(intent); 8900 } 8901 } 8902 8903 @Override 8904 protected boolean allowFilterResult( 8905 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8906 ServiceInfo filterSi = filter.service.info; 8907 for (int i=dest.size()-1; i>=0; i--) { 8908 ServiceInfo destAi = dest.get(i).serviceInfo; 8909 if (destAi.name == filterSi.name 8910 && destAi.packageName == filterSi.packageName) { 8911 return false; 8912 } 8913 } 8914 return true; 8915 } 8916 8917 @Override 8918 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8919 return new PackageParser.ServiceIntentInfo[size]; 8920 } 8921 8922 @Override 8923 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8924 if (!sUserManager.exists(userId)) return true; 8925 PackageParser.Package p = filter.service.owner; 8926 if (p != null) { 8927 PackageSetting ps = (PackageSetting)p.mExtras; 8928 if (ps != null) { 8929 // System apps are never considered stopped for purposes of 8930 // filtering, because there may be no way for the user to 8931 // actually re-launch them. 8932 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8933 && ps.getStopped(userId); 8934 } 8935 } 8936 return false; 8937 } 8938 8939 @Override 8940 protected boolean isPackageForFilter(String packageName, 8941 PackageParser.ServiceIntentInfo info) { 8942 return packageName.equals(info.service.owner.packageName); 8943 } 8944 8945 @Override 8946 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8947 int match, int userId) { 8948 if (!sUserManager.exists(userId)) return null; 8949 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8950 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8951 return null; 8952 } 8953 final PackageParser.Service service = info.service; 8954 if (mSafeMode && (service.info.applicationInfo.flags 8955 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8956 return null; 8957 } 8958 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8959 if (ps == null) { 8960 return null; 8961 } 8962 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8963 ps.readUserState(userId), userId); 8964 if (si == null) { 8965 return null; 8966 } 8967 final ResolveInfo res = new ResolveInfo(); 8968 res.serviceInfo = si; 8969 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8970 res.filter = filter; 8971 } 8972 res.priority = info.getPriority(); 8973 res.preferredOrder = service.owner.mPreferredOrder; 8974 res.match = match; 8975 res.isDefault = info.hasDefault; 8976 res.labelRes = info.labelRes; 8977 res.nonLocalizedLabel = info.nonLocalizedLabel; 8978 res.icon = info.icon; 8979 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8980 return res; 8981 } 8982 8983 @Override 8984 protected void sortResults(List<ResolveInfo> results) { 8985 Collections.sort(results, mResolvePrioritySorter); 8986 } 8987 8988 @Override 8989 protected void dumpFilter(PrintWriter out, String prefix, 8990 PackageParser.ServiceIntentInfo filter) { 8991 out.print(prefix); out.print( 8992 Integer.toHexString(System.identityHashCode(filter.service))); 8993 out.print(' '); 8994 filter.service.printComponentShortName(out); 8995 out.print(" filter "); 8996 out.println(Integer.toHexString(System.identityHashCode(filter))); 8997 } 8998 8999 @Override 9000 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9001 return filter.service; 9002 } 9003 9004 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9005 PackageParser.Service service = (PackageParser.Service)label; 9006 out.print(prefix); out.print( 9007 Integer.toHexString(System.identityHashCode(service))); 9008 out.print(' '); 9009 service.printComponentShortName(out); 9010 if (count > 1) { 9011 out.print(" ("); out.print(count); out.print(" filters)"); 9012 } 9013 out.println(); 9014 } 9015 9016// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9017// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9018// final List<ResolveInfo> retList = Lists.newArrayList(); 9019// while (i.hasNext()) { 9020// final ResolveInfo resolveInfo = (ResolveInfo) i; 9021// if (isEnabledLP(resolveInfo.serviceInfo)) { 9022// retList.add(resolveInfo); 9023// } 9024// } 9025// return retList; 9026// } 9027 9028 // Keys are String (activity class name), values are Activity. 9029 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9030 = new ArrayMap<ComponentName, PackageParser.Service>(); 9031 private int mFlags; 9032 }; 9033 9034 private final class ProviderIntentResolver 9035 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9036 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9037 boolean defaultOnly, int userId) { 9038 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9039 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9040 } 9041 9042 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9043 int userId) { 9044 if (!sUserManager.exists(userId)) 9045 return null; 9046 mFlags = flags; 9047 return super.queryIntent(intent, resolvedType, 9048 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9049 } 9050 9051 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9052 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9053 if (!sUserManager.exists(userId)) 9054 return null; 9055 if (packageProviders == null) { 9056 return null; 9057 } 9058 mFlags = flags; 9059 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9060 final int N = packageProviders.size(); 9061 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9062 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9063 9064 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9065 for (int i = 0; i < N; ++i) { 9066 intentFilters = packageProviders.get(i).intents; 9067 if (intentFilters != null && intentFilters.size() > 0) { 9068 PackageParser.ProviderIntentInfo[] array = 9069 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9070 intentFilters.toArray(array); 9071 listCut.add(array); 9072 } 9073 } 9074 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9075 } 9076 9077 public final void addProvider(PackageParser.Provider p) { 9078 if (mProviders.containsKey(p.getComponentName())) { 9079 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9080 return; 9081 } 9082 9083 mProviders.put(p.getComponentName(), p); 9084 if (DEBUG_SHOW_INFO) { 9085 Log.v(TAG, " " 9086 + (p.info.nonLocalizedLabel != null 9087 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9088 Log.v(TAG, " Class=" + p.info.name); 9089 } 9090 final int NI = p.intents.size(); 9091 int j; 9092 for (j = 0; j < NI; j++) { 9093 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9094 if (DEBUG_SHOW_INFO) { 9095 Log.v(TAG, " IntentFilter:"); 9096 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9097 } 9098 if (!intent.debugCheck()) { 9099 Log.w(TAG, "==> For Provider " + p.info.name); 9100 } 9101 addFilter(intent); 9102 } 9103 } 9104 9105 public final void removeProvider(PackageParser.Provider p) { 9106 mProviders.remove(p.getComponentName()); 9107 if (DEBUG_SHOW_INFO) { 9108 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9109 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9110 Log.v(TAG, " Class=" + p.info.name); 9111 } 9112 final int NI = p.intents.size(); 9113 int j; 9114 for (j = 0; j < NI; j++) { 9115 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9116 if (DEBUG_SHOW_INFO) { 9117 Log.v(TAG, " IntentFilter:"); 9118 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9119 } 9120 removeFilter(intent); 9121 } 9122 } 9123 9124 @Override 9125 protected boolean allowFilterResult( 9126 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9127 ProviderInfo filterPi = filter.provider.info; 9128 for (int i = dest.size() - 1; i >= 0; i--) { 9129 ProviderInfo destPi = dest.get(i).providerInfo; 9130 if (destPi.name == filterPi.name 9131 && destPi.packageName == filterPi.packageName) { 9132 return false; 9133 } 9134 } 9135 return true; 9136 } 9137 9138 @Override 9139 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9140 return new PackageParser.ProviderIntentInfo[size]; 9141 } 9142 9143 @Override 9144 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9145 if (!sUserManager.exists(userId)) 9146 return true; 9147 PackageParser.Package p = filter.provider.owner; 9148 if (p != null) { 9149 PackageSetting ps = (PackageSetting) p.mExtras; 9150 if (ps != null) { 9151 // System apps are never considered stopped for purposes of 9152 // filtering, because there may be no way for the user to 9153 // actually re-launch them. 9154 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9155 && ps.getStopped(userId); 9156 } 9157 } 9158 return false; 9159 } 9160 9161 @Override 9162 protected boolean isPackageForFilter(String packageName, 9163 PackageParser.ProviderIntentInfo info) { 9164 return packageName.equals(info.provider.owner.packageName); 9165 } 9166 9167 @Override 9168 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9169 int match, int userId) { 9170 if (!sUserManager.exists(userId)) 9171 return null; 9172 final PackageParser.ProviderIntentInfo info = filter; 9173 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9174 return null; 9175 } 9176 final PackageParser.Provider provider = info.provider; 9177 if (mSafeMode && (provider.info.applicationInfo.flags 9178 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9179 return null; 9180 } 9181 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9182 if (ps == null) { 9183 return null; 9184 } 9185 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9186 ps.readUserState(userId), userId); 9187 if (pi == null) { 9188 return null; 9189 } 9190 final ResolveInfo res = new ResolveInfo(); 9191 res.providerInfo = pi; 9192 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9193 res.filter = filter; 9194 } 9195 res.priority = info.getPriority(); 9196 res.preferredOrder = provider.owner.mPreferredOrder; 9197 res.match = match; 9198 res.isDefault = info.hasDefault; 9199 res.labelRes = info.labelRes; 9200 res.nonLocalizedLabel = info.nonLocalizedLabel; 9201 res.icon = info.icon; 9202 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9203 return res; 9204 } 9205 9206 @Override 9207 protected void sortResults(List<ResolveInfo> results) { 9208 Collections.sort(results, mResolvePrioritySorter); 9209 } 9210 9211 @Override 9212 protected void dumpFilter(PrintWriter out, String prefix, 9213 PackageParser.ProviderIntentInfo filter) { 9214 out.print(prefix); 9215 out.print( 9216 Integer.toHexString(System.identityHashCode(filter.provider))); 9217 out.print(' '); 9218 filter.provider.printComponentShortName(out); 9219 out.print(" filter "); 9220 out.println(Integer.toHexString(System.identityHashCode(filter))); 9221 } 9222 9223 @Override 9224 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9225 return filter.provider; 9226 } 9227 9228 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9229 PackageParser.Provider provider = (PackageParser.Provider)label; 9230 out.print(prefix); out.print( 9231 Integer.toHexString(System.identityHashCode(provider))); 9232 out.print(' '); 9233 provider.printComponentShortName(out); 9234 if (count > 1) { 9235 out.print(" ("); out.print(count); out.print(" filters)"); 9236 } 9237 out.println(); 9238 } 9239 9240 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9241 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9242 private int mFlags; 9243 }; 9244 9245 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9246 new Comparator<ResolveInfo>() { 9247 public int compare(ResolveInfo r1, ResolveInfo r2) { 9248 int v1 = r1.priority; 9249 int v2 = r2.priority; 9250 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9251 if (v1 != v2) { 9252 return (v1 > v2) ? -1 : 1; 9253 } 9254 v1 = r1.preferredOrder; 9255 v2 = r2.preferredOrder; 9256 if (v1 != v2) { 9257 return (v1 > v2) ? -1 : 1; 9258 } 9259 if (r1.isDefault != r2.isDefault) { 9260 return r1.isDefault ? -1 : 1; 9261 } 9262 v1 = r1.match; 9263 v2 = r2.match; 9264 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9265 if (v1 != v2) { 9266 return (v1 > v2) ? -1 : 1; 9267 } 9268 if (r1.system != r2.system) { 9269 return r1.system ? -1 : 1; 9270 } 9271 return 0; 9272 } 9273 }; 9274 9275 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9276 new Comparator<ProviderInfo>() { 9277 public int compare(ProviderInfo p1, ProviderInfo p2) { 9278 final int v1 = p1.initOrder; 9279 final int v2 = p2.initOrder; 9280 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9281 } 9282 }; 9283 9284 final void sendPackageBroadcast(final String action, final String pkg, 9285 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9286 final int[] userIds) { 9287 mHandler.post(new Runnable() { 9288 @Override 9289 public void run() { 9290 try { 9291 final IActivityManager am = ActivityManagerNative.getDefault(); 9292 if (am == null) return; 9293 final int[] resolvedUserIds; 9294 if (userIds == null) { 9295 resolvedUserIds = am.getRunningUserIds(); 9296 } else { 9297 resolvedUserIds = userIds; 9298 } 9299 for (int id : resolvedUserIds) { 9300 final Intent intent = new Intent(action, 9301 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9302 if (extras != null) { 9303 intent.putExtras(extras); 9304 } 9305 if (targetPkg != null) { 9306 intent.setPackage(targetPkg); 9307 } 9308 // Modify the UID when posting to other users 9309 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9310 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9311 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9312 intent.putExtra(Intent.EXTRA_UID, uid); 9313 } 9314 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9315 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9316 if (DEBUG_BROADCASTS) { 9317 RuntimeException here = new RuntimeException("here"); 9318 here.fillInStackTrace(); 9319 Slog.d(TAG, "Sending to user " + id + ": " 9320 + intent.toShortString(false, true, false, false) 9321 + " " + intent.getExtras(), here); 9322 } 9323 am.broadcastIntent(null, intent, null, finishedReceiver, 9324 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9325 null, finishedReceiver != null, false, id); 9326 } 9327 } catch (RemoteException ex) { 9328 } 9329 } 9330 }); 9331 } 9332 9333 /** 9334 * Check if the external storage media is available. This is true if there 9335 * is a mounted external storage medium or if the external storage is 9336 * emulated. 9337 */ 9338 private boolean isExternalMediaAvailable() { 9339 return mMediaMounted || Environment.isExternalStorageEmulated(); 9340 } 9341 9342 @Override 9343 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9344 // writer 9345 synchronized (mPackages) { 9346 if (!isExternalMediaAvailable()) { 9347 // If the external storage is no longer mounted at this point, 9348 // the caller may not have been able to delete all of this 9349 // packages files and can not delete any more. Bail. 9350 return null; 9351 } 9352 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9353 if (lastPackage != null) { 9354 pkgs.remove(lastPackage); 9355 } 9356 if (pkgs.size() > 0) { 9357 return pkgs.get(0); 9358 } 9359 } 9360 return null; 9361 } 9362 9363 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9364 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9365 userId, andCode ? 1 : 0, packageName); 9366 if (mSystemReady) { 9367 msg.sendToTarget(); 9368 } else { 9369 if (mPostSystemReadyMessages == null) { 9370 mPostSystemReadyMessages = new ArrayList<>(); 9371 } 9372 mPostSystemReadyMessages.add(msg); 9373 } 9374 } 9375 9376 void startCleaningPackages() { 9377 // reader 9378 synchronized (mPackages) { 9379 if (!isExternalMediaAvailable()) { 9380 return; 9381 } 9382 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9383 return; 9384 } 9385 } 9386 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9387 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9388 IActivityManager am = ActivityManagerNative.getDefault(); 9389 if (am != null) { 9390 try { 9391 am.startService(null, intent, null, mContext.getOpPackageName(), 9392 UserHandle.USER_OWNER); 9393 } catch (RemoteException e) { 9394 } 9395 } 9396 } 9397 9398 @Override 9399 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9400 int installFlags, String installerPackageName, VerificationParams verificationParams, 9401 String packageAbiOverride) { 9402 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9403 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9404 } 9405 9406 @Override 9407 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9408 int installFlags, String installerPackageName, VerificationParams verificationParams, 9409 String packageAbiOverride, int userId) { 9410 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9411 9412 final int callingUid = Binder.getCallingUid(); 9413 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9414 9415 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9416 try { 9417 if (observer != null) { 9418 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9419 } 9420 } catch (RemoteException re) { 9421 } 9422 return; 9423 } 9424 9425 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9426 installFlags |= PackageManager.INSTALL_FROM_ADB; 9427 9428 } else { 9429 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9430 // about installerPackageName. 9431 9432 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9433 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9434 } 9435 9436 UserHandle user; 9437 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9438 user = UserHandle.ALL; 9439 } else { 9440 user = new UserHandle(userId); 9441 } 9442 9443 // Only system components can circumvent runtime permissions when installing. 9444 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9445 && mContext.checkCallingOrSelfPermission(Manifest.permission 9446 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9447 throw new SecurityException("You need the " 9448 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9449 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9450 } 9451 9452 verificationParams.setInstallerUid(callingUid); 9453 9454 final File originFile = new File(originPath); 9455 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9456 9457 final Message msg = mHandler.obtainMessage(INIT_COPY); 9458 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9459 null, verificationParams, user, packageAbiOverride); 9460 mHandler.sendMessage(msg); 9461 } 9462 9463 void installStage(String packageName, File stagedDir, String stagedCid, 9464 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9465 String installerPackageName, int installerUid, UserHandle user) { 9466 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9467 params.referrerUri, installerUid, null); 9468 verifParams.setInstallerUid(installerUid); 9469 9470 final OriginInfo origin; 9471 if (stagedDir != null) { 9472 origin = OriginInfo.fromStagedFile(stagedDir); 9473 } else { 9474 origin = OriginInfo.fromStagedContainer(stagedCid); 9475 } 9476 9477 final Message msg = mHandler.obtainMessage(INIT_COPY); 9478 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9479 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9480 mHandler.sendMessage(msg); 9481 } 9482 9483 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9484 Bundle extras = new Bundle(1); 9485 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9486 9487 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9488 packageName, extras, null, null, new int[] {userId}); 9489 try { 9490 IActivityManager am = ActivityManagerNative.getDefault(); 9491 final boolean isSystem = 9492 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9493 if (isSystem && am.isUserRunning(userId, false)) { 9494 // The just-installed/enabled app is bundled on the system, so presumed 9495 // to be able to run automatically without needing an explicit launch. 9496 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9497 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9498 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9499 .setPackage(packageName); 9500 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9501 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9502 } 9503 } catch (RemoteException e) { 9504 // shouldn't happen 9505 Slog.w(TAG, "Unable to bootstrap installed package", e); 9506 } 9507 } 9508 9509 @Override 9510 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9511 int userId) { 9512 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9513 PackageSetting pkgSetting; 9514 final int uid = Binder.getCallingUid(); 9515 enforceCrossUserPermission(uid, userId, true, true, 9516 "setApplicationHiddenSetting for user " + userId); 9517 9518 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9519 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9520 return false; 9521 } 9522 9523 long callingId = Binder.clearCallingIdentity(); 9524 try { 9525 boolean sendAdded = false; 9526 boolean sendRemoved = false; 9527 // writer 9528 synchronized (mPackages) { 9529 pkgSetting = mSettings.mPackages.get(packageName); 9530 if (pkgSetting == null) { 9531 return false; 9532 } 9533 if (pkgSetting.getHidden(userId) != hidden) { 9534 pkgSetting.setHidden(hidden, userId); 9535 mSettings.writePackageRestrictionsLPr(userId); 9536 if (hidden) { 9537 sendRemoved = true; 9538 } else { 9539 sendAdded = true; 9540 } 9541 } 9542 } 9543 if (sendAdded) { 9544 sendPackageAddedForUser(packageName, pkgSetting, userId); 9545 return true; 9546 } 9547 if (sendRemoved) { 9548 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9549 "hiding pkg"); 9550 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9551 } 9552 } finally { 9553 Binder.restoreCallingIdentity(callingId); 9554 } 9555 return false; 9556 } 9557 9558 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9559 int userId) { 9560 final PackageRemovedInfo info = new PackageRemovedInfo(); 9561 info.removedPackage = packageName; 9562 info.removedUsers = new int[] {userId}; 9563 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9564 info.sendBroadcast(false, false, false); 9565 } 9566 9567 /** 9568 * Returns true if application is not found or there was an error. Otherwise it returns 9569 * the hidden state of the package for the given user. 9570 */ 9571 @Override 9572 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9573 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9574 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9575 false, "getApplicationHidden for user " + userId); 9576 PackageSetting pkgSetting; 9577 long callingId = Binder.clearCallingIdentity(); 9578 try { 9579 // writer 9580 synchronized (mPackages) { 9581 pkgSetting = mSettings.mPackages.get(packageName); 9582 if (pkgSetting == null) { 9583 return true; 9584 } 9585 return pkgSetting.getHidden(userId); 9586 } 9587 } finally { 9588 Binder.restoreCallingIdentity(callingId); 9589 } 9590 } 9591 9592 /** 9593 * @hide 9594 */ 9595 @Override 9596 public int installExistingPackageAsUser(String packageName, int userId) { 9597 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9598 null); 9599 PackageSetting pkgSetting; 9600 final int uid = Binder.getCallingUid(); 9601 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9602 + userId); 9603 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9604 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9605 } 9606 9607 long callingId = Binder.clearCallingIdentity(); 9608 try { 9609 boolean sendAdded = false; 9610 9611 // writer 9612 synchronized (mPackages) { 9613 pkgSetting = mSettings.mPackages.get(packageName); 9614 if (pkgSetting == null) { 9615 return PackageManager.INSTALL_FAILED_INVALID_URI; 9616 } 9617 if (!pkgSetting.getInstalled(userId)) { 9618 pkgSetting.setInstalled(true, userId); 9619 pkgSetting.setHidden(false, userId); 9620 mSettings.writePackageRestrictionsLPr(userId); 9621 sendAdded = true; 9622 } 9623 } 9624 9625 if (sendAdded) { 9626 sendPackageAddedForUser(packageName, pkgSetting, userId); 9627 } 9628 } finally { 9629 Binder.restoreCallingIdentity(callingId); 9630 } 9631 9632 return PackageManager.INSTALL_SUCCEEDED; 9633 } 9634 9635 boolean isUserRestricted(int userId, String restrictionKey) { 9636 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9637 if (restrictions.getBoolean(restrictionKey, false)) { 9638 Log.w(TAG, "User is restricted: " + restrictionKey); 9639 return true; 9640 } 9641 return false; 9642 } 9643 9644 @Override 9645 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9646 mContext.enforceCallingOrSelfPermission( 9647 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9648 "Only package verification agents can verify applications"); 9649 9650 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9651 final PackageVerificationResponse response = new PackageVerificationResponse( 9652 verificationCode, Binder.getCallingUid()); 9653 msg.arg1 = id; 9654 msg.obj = response; 9655 mHandler.sendMessage(msg); 9656 } 9657 9658 @Override 9659 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9660 long millisecondsToDelay) { 9661 mContext.enforceCallingOrSelfPermission( 9662 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9663 "Only package verification agents can extend verification timeouts"); 9664 9665 final PackageVerificationState state = mPendingVerification.get(id); 9666 final PackageVerificationResponse response = new PackageVerificationResponse( 9667 verificationCodeAtTimeout, Binder.getCallingUid()); 9668 9669 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9670 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9671 } 9672 if (millisecondsToDelay < 0) { 9673 millisecondsToDelay = 0; 9674 } 9675 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9676 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9677 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9678 } 9679 9680 if ((state != null) && !state.timeoutExtended()) { 9681 state.extendTimeout(); 9682 9683 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9684 msg.arg1 = id; 9685 msg.obj = response; 9686 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9687 } 9688 } 9689 9690 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9691 int verificationCode, UserHandle user) { 9692 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9693 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9694 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9695 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9696 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9697 9698 mContext.sendBroadcastAsUser(intent, user, 9699 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9700 } 9701 9702 private ComponentName matchComponentForVerifier(String packageName, 9703 List<ResolveInfo> receivers) { 9704 ActivityInfo targetReceiver = null; 9705 9706 final int NR = receivers.size(); 9707 for (int i = 0; i < NR; i++) { 9708 final ResolveInfo info = receivers.get(i); 9709 if (info.activityInfo == null) { 9710 continue; 9711 } 9712 9713 if (packageName.equals(info.activityInfo.packageName)) { 9714 targetReceiver = info.activityInfo; 9715 break; 9716 } 9717 } 9718 9719 if (targetReceiver == null) { 9720 return null; 9721 } 9722 9723 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9724 } 9725 9726 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9727 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9728 if (pkgInfo.verifiers.length == 0) { 9729 return null; 9730 } 9731 9732 final int N = pkgInfo.verifiers.length; 9733 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9734 for (int i = 0; i < N; i++) { 9735 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9736 9737 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9738 receivers); 9739 if (comp == null) { 9740 continue; 9741 } 9742 9743 final int verifierUid = getUidForVerifier(verifierInfo); 9744 if (verifierUid == -1) { 9745 continue; 9746 } 9747 9748 if (DEBUG_VERIFY) { 9749 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9750 + " with the correct signature"); 9751 } 9752 sufficientVerifiers.add(comp); 9753 verificationState.addSufficientVerifier(verifierUid); 9754 } 9755 9756 return sufficientVerifiers; 9757 } 9758 9759 private int getUidForVerifier(VerifierInfo verifierInfo) { 9760 synchronized (mPackages) { 9761 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9762 if (pkg == null) { 9763 return -1; 9764 } else if (pkg.mSignatures.length != 1) { 9765 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9766 + " has more than one signature; ignoring"); 9767 return -1; 9768 } 9769 9770 /* 9771 * If the public key of the package's signature does not match 9772 * our expected public key, then this is a different package and 9773 * we should skip. 9774 */ 9775 9776 final byte[] expectedPublicKey; 9777 try { 9778 final Signature verifierSig = pkg.mSignatures[0]; 9779 final PublicKey publicKey = verifierSig.getPublicKey(); 9780 expectedPublicKey = publicKey.getEncoded(); 9781 } catch (CertificateException e) { 9782 return -1; 9783 } 9784 9785 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9786 9787 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9788 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9789 + " does not have the expected public key; ignoring"); 9790 return -1; 9791 } 9792 9793 return pkg.applicationInfo.uid; 9794 } 9795 } 9796 9797 @Override 9798 public void finishPackageInstall(int token) { 9799 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9800 9801 if (DEBUG_INSTALL) { 9802 Slog.v(TAG, "BM finishing package install for " + token); 9803 } 9804 9805 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9806 mHandler.sendMessage(msg); 9807 } 9808 9809 /** 9810 * Get the verification agent timeout. 9811 * 9812 * @return verification timeout in milliseconds 9813 */ 9814 private long getVerificationTimeout() { 9815 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9816 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9817 DEFAULT_VERIFICATION_TIMEOUT); 9818 } 9819 9820 /** 9821 * Get the default verification agent response code. 9822 * 9823 * @return default verification response code 9824 */ 9825 private int getDefaultVerificationResponse() { 9826 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9827 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9828 DEFAULT_VERIFICATION_RESPONSE); 9829 } 9830 9831 /** 9832 * Check whether or not package verification has been enabled. 9833 * 9834 * @return true if verification should be performed 9835 */ 9836 private boolean isVerificationEnabled(int userId, int installFlags) { 9837 if (!DEFAULT_VERIFY_ENABLE) { 9838 return false; 9839 } 9840 9841 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9842 9843 // Check if installing from ADB 9844 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9845 // Do not run verification in a test harness environment 9846 if (ActivityManager.isRunningInTestHarness()) { 9847 return false; 9848 } 9849 if (ensureVerifyAppsEnabled) { 9850 return true; 9851 } 9852 // Check if the developer does not want package verification for ADB installs 9853 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9854 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9855 return false; 9856 } 9857 } 9858 9859 if (ensureVerifyAppsEnabled) { 9860 return true; 9861 } 9862 9863 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9864 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9865 } 9866 9867 @Override 9868 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9869 throws RemoteException { 9870 mContext.enforceCallingOrSelfPermission( 9871 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9872 "Only intentfilter verification agents can verify applications"); 9873 9874 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9875 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9876 Binder.getCallingUid(), verificationCode, failedDomains); 9877 msg.arg1 = id; 9878 msg.obj = response; 9879 mHandler.sendMessage(msg); 9880 } 9881 9882 @Override 9883 public int getIntentVerificationStatus(String packageName, int userId) { 9884 synchronized (mPackages) { 9885 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9886 } 9887 } 9888 9889 @Override 9890 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9891 mContext.enforceCallingOrSelfPermission( 9892 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9893 9894 boolean result = false; 9895 synchronized (mPackages) { 9896 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9897 } 9898 if (result) { 9899 scheduleWritePackageRestrictionsLocked(userId); 9900 } 9901 return result; 9902 } 9903 9904 @Override 9905 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9906 synchronized (mPackages) { 9907 return mSettings.getIntentFilterVerificationsLPr(packageName); 9908 } 9909 } 9910 9911 @Override 9912 public List<IntentFilter> getAllIntentFilters(String packageName) { 9913 if (TextUtils.isEmpty(packageName)) { 9914 return Collections.<IntentFilter>emptyList(); 9915 } 9916 synchronized (mPackages) { 9917 PackageParser.Package pkg = mPackages.get(packageName); 9918 if (pkg == null || pkg.activities == null) { 9919 return Collections.<IntentFilter>emptyList(); 9920 } 9921 final int count = pkg.activities.size(); 9922 ArrayList<IntentFilter> result = new ArrayList<>(); 9923 for (int n=0; n<count; n++) { 9924 PackageParser.Activity activity = pkg.activities.get(n); 9925 if (activity.intents != null || activity.intents.size() > 0) { 9926 result.addAll(activity.intents); 9927 } 9928 } 9929 return result; 9930 } 9931 } 9932 9933 @Override 9934 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9935 mContext.enforceCallingOrSelfPermission( 9936 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9937 9938 synchronized (mPackages) { 9939 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9940 if (packageName != null) { 9941 result |= updateIntentVerificationStatus(packageName, 9942 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9943 UserHandle.myUserId()); 9944 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9945 packageName, userId); 9946 } 9947 return result; 9948 } 9949 } 9950 9951 @Override 9952 public String getDefaultBrowserPackageName(int userId) { 9953 synchronized (mPackages) { 9954 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9955 } 9956 } 9957 9958 /** 9959 * Get the "allow unknown sources" setting. 9960 * 9961 * @return the current "allow unknown sources" setting 9962 */ 9963 private int getUnknownSourcesSettings() { 9964 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9965 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9966 -1); 9967 } 9968 9969 @Override 9970 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9971 final int uid = Binder.getCallingUid(); 9972 // writer 9973 synchronized (mPackages) { 9974 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9975 if (targetPackageSetting == null) { 9976 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9977 } 9978 9979 PackageSetting installerPackageSetting; 9980 if (installerPackageName != null) { 9981 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9982 if (installerPackageSetting == null) { 9983 throw new IllegalArgumentException("Unknown installer package: " 9984 + installerPackageName); 9985 } 9986 } else { 9987 installerPackageSetting = null; 9988 } 9989 9990 Signature[] callerSignature; 9991 Object obj = mSettings.getUserIdLPr(uid); 9992 if (obj != null) { 9993 if (obj instanceof SharedUserSetting) { 9994 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9995 } else if (obj instanceof PackageSetting) { 9996 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9997 } else { 9998 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9999 } 10000 } else { 10001 throw new SecurityException("Unknown calling uid " + uid); 10002 } 10003 10004 // Verify: can't set installerPackageName to a package that is 10005 // not signed with the same cert as the caller. 10006 if (installerPackageSetting != null) { 10007 if (compareSignatures(callerSignature, 10008 installerPackageSetting.signatures.mSignatures) 10009 != PackageManager.SIGNATURE_MATCH) { 10010 throw new SecurityException( 10011 "Caller does not have same cert as new installer package " 10012 + installerPackageName); 10013 } 10014 } 10015 10016 // Verify: if target already has an installer package, it must 10017 // be signed with the same cert as the caller. 10018 if (targetPackageSetting.installerPackageName != null) { 10019 PackageSetting setting = mSettings.mPackages.get( 10020 targetPackageSetting.installerPackageName); 10021 // If the currently set package isn't valid, then it's always 10022 // okay to change it. 10023 if (setting != null) { 10024 if (compareSignatures(callerSignature, 10025 setting.signatures.mSignatures) 10026 != PackageManager.SIGNATURE_MATCH) { 10027 throw new SecurityException( 10028 "Caller does not have same cert as old installer package " 10029 + targetPackageSetting.installerPackageName); 10030 } 10031 } 10032 } 10033 10034 // Okay! 10035 targetPackageSetting.installerPackageName = installerPackageName; 10036 scheduleWriteSettingsLocked(); 10037 } 10038 } 10039 10040 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10041 // Queue up an async operation since the package installation may take a little while. 10042 mHandler.post(new Runnable() { 10043 public void run() { 10044 mHandler.removeCallbacks(this); 10045 // Result object to be returned 10046 PackageInstalledInfo res = new PackageInstalledInfo(); 10047 res.returnCode = currentStatus; 10048 res.uid = -1; 10049 res.pkg = null; 10050 res.removedInfo = new PackageRemovedInfo(); 10051 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10052 args.doPreInstall(res.returnCode); 10053 synchronized (mInstallLock) { 10054 installPackageLI(args, res); 10055 } 10056 args.doPostInstall(res.returnCode, res.uid); 10057 } 10058 10059 // A restore should be performed at this point if (a) the install 10060 // succeeded, (b) the operation is not an update, and (c) the new 10061 // package has not opted out of backup participation. 10062 final boolean update = res.removedInfo.removedPackage != null; 10063 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10064 boolean doRestore = !update 10065 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10066 10067 // Set up the post-install work request bookkeeping. This will be used 10068 // and cleaned up by the post-install event handling regardless of whether 10069 // there's a restore pass performed. Token values are >= 1. 10070 int token; 10071 if (mNextInstallToken < 0) mNextInstallToken = 1; 10072 token = mNextInstallToken++; 10073 10074 PostInstallData data = new PostInstallData(args, res); 10075 mRunningInstalls.put(token, data); 10076 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10077 10078 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10079 // Pass responsibility to the Backup Manager. It will perform a 10080 // restore if appropriate, then pass responsibility back to the 10081 // Package Manager to run the post-install observer callbacks 10082 // and broadcasts. 10083 IBackupManager bm = IBackupManager.Stub.asInterface( 10084 ServiceManager.getService(Context.BACKUP_SERVICE)); 10085 if (bm != null) { 10086 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10087 + " to BM for possible restore"); 10088 try { 10089 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10090 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10091 } else { 10092 doRestore = false; 10093 } 10094 } catch (RemoteException e) { 10095 // can't happen; the backup manager is local 10096 } catch (Exception e) { 10097 Slog.e(TAG, "Exception trying to enqueue restore", e); 10098 doRestore = false; 10099 } 10100 } else { 10101 Slog.e(TAG, "Backup Manager not found!"); 10102 doRestore = false; 10103 } 10104 } 10105 10106 if (!doRestore) { 10107 // No restore possible, or the Backup Manager was mysteriously not 10108 // available -- just fire the post-install work request directly. 10109 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10110 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10111 mHandler.sendMessage(msg); 10112 } 10113 } 10114 }); 10115 } 10116 10117 private abstract class HandlerParams { 10118 private static final int MAX_RETRIES = 4; 10119 10120 /** 10121 * Number of times startCopy() has been attempted and had a non-fatal 10122 * error. 10123 */ 10124 private int mRetries = 0; 10125 10126 /** User handle for the user requesting the information or installation. */ 10127 private final UserHandle mUser; 10128 10129 HandlerParams(UserHandle user) { 10130 mUser = user; 10131 } 10132 10133 UserHandle getUser() { 10134 return mUser; 10135 } 10136 10137 final boolean startCopy() { 10138 boolean res; 10139 try { 10140 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10141 10142 if (++mRetries > MAX_RETRIES) { 10143 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10144 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10145 handleServiceError(); 10146 return false; 10147 } else { 10148 handleStartCopy(); 10149 res = true; 10150 } 10151 } catch (RemoteException e) { 10152 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10153 mHandler.sendEmptyMessage(MCS_RECONNECT); 10154 res = false; 10155 } 10156 handleReturnCode(); 10157 return res; 10158 } 10159 10160 final void serviceError() { 10161 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10162 handleServiceError(); 10163 handleReturnCode(); 10164 } 10165 10166 abstract void handleStartCopy() throws RemoteException; 10167 abstract void handleServiceError(); 10168 abstract void handleReturnCode(); 10169 } 10170 10171 class MeasureParams extends HandlerParams { 10172 private final PackageStats mStats; 10173 private boolean mSuccess; 10174 10175 private final IPackageStatsObserver mObserver; 10176 10177 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10178 super(new UserHandle(stats.userHandle)); 10179 mObserver = observer; 10180 mStats = stats; 10181 } 10182 10183 @Override 10184 public String toString() { 10185 return "MeasureParams{" 10186 + Integer.toHexString(System.identityHashCode(this)) 10187 + " " + mStats.packageName + "}"; 10188 } 10189 10190 @Override 10191 void handleStartCopy() throws RemoteException { 10192 synchronized (mInstallLock) { 10193 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10194 } 10195 10196 if (mSuccess) { 10197 final boolean mounted; 10198 if (Environment.isExternalStorageEmulated()) { 10199 mounted = true; 10200 } else { 10201 final String status = Environment.getExternalStorageState(); 10202 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10203 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10204 } 10205 10206 if (mounted) { 10207 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10208 10209 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10210 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10211 10212 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10213 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10214 10215 // Always subtract cache size, since it's a subdirectory 10216 mStats.externalDataSize -= mStats.externalCacheSize; 10217 10218 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10219 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10220 10221 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10222 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10223 } 10224 } 10225 } 10226 10227 @Override 10228 void handleReturnCode() { 10229 if (mObserver != null) { 10230 try { 10231 mObserver.onGetStatsCompleted(mStats, mSuccess); 10232 } catch (RemoteException e) { 10233 Slog.i(TAG, "Observer no longer exists."); 10234 } 10235 } 10236 } 10237 10238 @Override 10239 void handleServiceError() { 10240 Slog.e(TAG, "Could not measure application " + mStats.packageName 10241 + " external storage"); 10242 } 10243 } 10244 10245 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10246 throws RemoteException { 10247 long result = 0; 10248 for (File path : paths) { 10249 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10250 } 10251 return result; 10252 } 10253 10254 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10255 for (File path : paths) { 10256 try { 10257 mcs.clearDirectory(path.getAbsolutePath()); 10258 } catch (RemoteException e) { 10259 } 10260 } 10261 } 10262 10263 static class OriginInfo { 10264 /** 10265 * Location where install is coming from, before it has been 10266 * copied/renamed into place. This could be a single monolithic APK 10267 * file, or a cluster directory. This location may be untrusted. 10268 */ 10269 final File file; 10270 final String cid; 10271 10272 /** 10273 * Flag indicating that {@link #file} or {@link #cid} has already been 10274 * staged, meaning downstream users don't need to defensively copy the 10275 * contents. 10276 */ 10277 final boolean staged; 10278 10279 /** 10280 * Flag indicating that {@link #file} or {@link #cid} is an already 10281 * installed app that is being moved. 10282 */ 10283 final boolean existing; 10284 10285 final String resolvedPath; 10286 final File resolvedFile; 10287 10288 static OriginInfo fromNothing() { 10289 return new OriginInfo(null, null, false, false); 10290 } 10291 10292 static OriginInfo fromUntrustedFile(File file) { 10293 return new OriginInfo(file, null, false, false); 10294 } 10295 10296 static OriginInfo fromExistingFile(File file) { 10297 return new OriginInfo(file, null, false, true); 10298 } 10299 10300 static OriginInfo fromStagedFile(File file) { 10301 return new OriginInfo(file, null, true, false); 10302 } 10303 10304 static OriginInfo fromStagedContainer(String cid) { 10305 return new OriginInfo(null, cid, true, false); 10306 } 10307 10308 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10309 this.file = file; 10310 this.cid = cid; 10311 this.staged = staged; 10312 this.existing = existing; 10313 10314 if (cid != null) { 10315 resolvedPath = PackageHelper.getSdDir(cid); 10316 resolvedFile = new File(resolvedPath); 10317 } else if (file != null) { 10318 resolvedPath = file.getAbsolutePath(); 10319 resolvedFile = file; 10320 } else { 10321 resolvedPath = null; 10322 resolvedFile = null; 10323 } 10324 } 10325 } 10326 10327 class MoveInfo { 10328 final int moveId; 10329 final String fromUuid; 10330 final String toUuid; 10331 final String packageName; 10332 final String dataAppName; 10333 final int appId; 10334 final String seinfo; 10335 10336 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10337 String dataAppName, int appId, String seinfo) { 10338 this.moveId = moveId; 10339 this.fromUuid = fromUuid; 10340 this.toUuid = toUuid; 10341 this.packageName = packageName; 10342 this.dataAppName = dataAppName; 10343 this.appId = appId; 10344 this.seinfo = seinfo; 10345 } 10346 } 10347 10348 class InstallParams extends HandlerParams { 10349 final OriginInfo origin; 10350 final MoveInfo move; 10351 final IPackageInstallObserver2 observer; 10352 int installFlags; 10353 final String installerPackageName; 10354 final String volumeUuid; 10355 final VerificationParams verificationParams; 10356 private InstallArgs mArgs; 10357 private int mRet; 10358 final String packageAbiOverride; 10359 10360 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10361 int installFlags, String installerPackageName, String volumeUuid, 10362 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10363 super(user); 10364 this.origin = origin; 10365 this.move = move; 10366 this.observer = observer; 10367 this.installFlags = installFlags; 10368 this.installerPackageName = installerPackageName; 10369 this.volumeUuid = volumeUuid; 10370 this.verificationParams = verificationParams; 10371 this.packageAbiOverride = packageAbiOverride; 10372 } 10373 10374 @Override 10375 public String toString() { 10376 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10377 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10378 } 10379 10380 public ManifestDigest getManifestDigest() { 10381 if (verificationParams == null) { 10382 return null; 10383 } 10384 return verificationParams.getManifestDigest(); 10385 } 10386 10387 private int installLocationPolicy(PackageInfoLite pkgLite) { 10388 String packageName = pkgLite.packageName; 10389 int installLocation = pkgLite.installLocation; 10390 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10391 // reader 10392 synchronized (mPackages) { 10393 PackageParser.Package pkg = mPackages.get(packageName); 10394 if (pkg != null) { 10395 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10396 // Check for downgrading. 10397 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10398 try { 10399 checkDowngrade(pkg, pkgLite); 10400 } catch (PackageManagerException e) { 10401 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10402 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10403 } 10404 } 10405 // Check for updated system application. 10406 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10407 if (onSd) { 10408 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10409 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10410 } 10411 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10412 } else { 10413 if (onSd) { 10414 // Install flag overrides everything. 10415 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10416 } 10417 // If current upgrade specifies particular preference 10418 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10419 // Application explicitly specified internal. 10420 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10421 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10422 // App explictly prefers external. Let policy decide 10423 } else { 10424 // Prefer previous location 10425 if (isExternal(pkg)) { 10426 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10427 } 10428 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10429 } 10430 } 10431 } else { 10432 // Invalid install. Return error code 10433 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10434 } 10435 } 10436 } 10437 // All the special cases have been taken care of. 10438 // Return result based on recommended install location. 10439 if (onSd) { 10440 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10441 } 10442 return pkgLite.recommendedInstallLocation; 10443 } 10444 10445 /* 10446 * Invoke remote method to get package information and install 10447 * location values. Override install location based on default 10448 * policy if needed and then create install arguments based 10449 * on the install location. 10450 */ 10451 public void handleStartCopy() throws RemoteException { 10452 int ret = PackageManager.INSTALL_SUCCEEDED; 10453 10454 // If we're already staged, we've firmly committed to an install location 10455 if (origin.staged) { 10456 if (origin.file != null) { 10457 installFlags |= PackageManager.INSTALL_INTERNAL; 10458 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10459 } else if (origin.cid != null) { 10460 installFlags |= PackageManager.INSTALL_EXTERNAL; 10461 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10462 } else { 10463 throw new IllegalStateException("Invalid stage location"); 10464 } 10465 } 10466 10467 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10468 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10469 10470 PackageInfoLite pkgLite = null; 10471 10472 if (onInt && onSd) { 10473 // Check if both bits are set. 10474 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10475 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10476 } else { 10477 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10478 packageAbiOverride); 10479 10480 /* 10481 * If we have too little free space, try to free cache 10482 * before giving up. 10483 */ 10484 if (!origin.staged && pkgLite.recommendedInstallLocation 10485 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10486 // TODO: focus freeing disk space on the target device 10487 final StorageManager storage = StorageManager.from(mContext); 10488 final long lowThreshold = storage.getStorageLowBytes( 10489 Environment.getDataDirectory()); 10490 10491 final long sizeBytes = mContainerService.calculateInstalledSize( 10492 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10493 10494 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10495 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10496 installFlags, packageAbiOverride); 10497 } 10498 10499 /* 10500 * The cache free must have deleted the file we 10501 * downloaded to install. 10502 * 10503 * TODO: fix the "freeCache" call to not delete 10504 * the file we care about. 10505 */ 10506 if (pkgLite.recommendedInstallLocation 10507 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10508 pkgLite.recommendedInstallLocation 10509 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10510 } 10511 } 10512 } 10513 10514 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10515 int loc = pkgLite.recommendedInstallLocation; 10516 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10517 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10518 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10519 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10520 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10521 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10522 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10523 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10524 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10525 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10526 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10527 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10528 } else { 10529 // Override with defaults if needed. 10530 loc = installLocationPolicy(pkgLite); 10531 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10532 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10533 } else if (!onSd && !onInt) { 10534 // Override install location with flags 10535 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10536 // Set the flag to install on external media. 10537 installFlags |= PackageManager.INSTALL_EXTERNAL; 10538 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10539 } else { 10540 // Make sure the flag for installing on external 10541 // media is unset 10542 installFlags |= PackageManager.INSTALL_INTERNAL; 10543 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10544 } 10545 } 10546 } 10547 } 10548 10549 final InstallArgs args = createInstallArgs(this); 10550 mArgs = args; 10551 10552 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10553 /* 10554 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10555 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10556 */ 10557 int userIdentifier = getUser().getIdentifier(); 10558 if (userIdentifier == UserHandle.USER_ALL 10559 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10560 userIdentifier = UserHandle.USER_OWNER; 10561 } 10562 10563 /* 10564 * Determine if we have any installed package verifiers. If we 10565 * do, then we'll defer to them to verify the packages. 10566 */ 10567 final int requiredUid = mRequiredVerifierPackage == null ? -1 10568 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10569 if (!origin.existing && requiredUid != -1 10570 && isVerificationEnabled(userIdentifier, installFlags)) { 10571 final Intent verification = new Intent( 10572 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10573 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10574 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10575 PACKAGE_MIME_TYPE); 10576 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10577 10578 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10579 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10580 0 /* TODO: Which userId? */); 10581 10582 if (DEBUG_VERIFY) { 10583 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10584 + verification.toString() + " with " + pkgLite.verifiers.length 10585 + " optional verifiers"); 10586 } 10587 10588 final int verificationId = mPendingVerificationToken++; 10589 10590 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10591 10592 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10593 installerPackageName); 10594 10595 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10596 installFlags); 10597 10598 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10599 pkgLite.packageName); 10600 10601 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10602 pkgLite.versionCode); 10603 10604 if (verificationParams != null) { 10605 if (verificationParams.getVerificationURI() != null) { 10606 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10607 verificationParams.getVerificationURI()); 10608 } 10609 if (verificationParams.getOriginatingURI() != null) { 10610 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10611 verificationParams.getOriginatingURI()); 10612 } 10613 if (verificationParams.getReferrer() != null) { 10614 verification.putExtra(Intent.EXTRA_REFERRER, 10615 verificationParams.getReferrer()); 10616 } 10617 if (verificationParams.getOriginatingUid() >= 0) { 10618 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10619 verificationParams.getOriginatingUid()); 10620 } 10621 if (verificationParams.getInstallerUid() >= 0) { 10622 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10623 verificationParams.getInstallerUid()); 10624 } 10625 } 10626 10627 final PackageVerificationState verificationState = new PackageVerificationState( 10628 requiredUid, args); 10629 10630 mPendingVerification.append(verificationId, verificationState); 10631 10632 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10633 receivers, verificationState); 10634 10635 /* 10636 * If any sufficient verifiers were listed in the package 10637 * manifest, attempt to ask them. 10638 */ 10639 if (sufficientVerifiers != null) { 10640 final int N = sufficientVerifiers.size(); 10641 if (N == 0) { 10642 Slog.i(TAG, "Additional verifiers required, but none installed."); 10643 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10644 } else { 10645 for (int i = 0; i < N; i++) { 10646 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10647 10648 final Intent sufficientIntent = new Intent(verification); 10649 sufficientIntent.setComponent(verifierComponent); 10650 10651 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10652 } 10653 } 10654 } 10655 10656 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10657 mRequiredVerifierPackage, receivers); 10658 if (ret == PackageManager.INSTALL_SUCCEEDED 10659 && mRequiredVerifierPackage != null) { 10660 /* 10661 * Send the intent to the required verification agent, 10662 * but only start the verification timeout after the 10663 * target BroadcastReceivers have run. 10664 */ 10665 verification.setComponent(requiredVerifierComponent); 10666 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10667 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10668 new BroadcastReceiver() { 10669 @Override 10670 public void onReceive(Context context, Intent intent) { 10671 final Message msg = mHandler 10672 .obtainMessage(CHECK_PENDING_VERIFICATION); 10673 msg.arg1 = verificationId; 10674 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10675 } 10676 }, null, 0, null, null); 10677 10678 /* 10679 * We don't want the copy to proceed until verification 10680 * succeeds, so null out this field. 10681 */ 10682 mArgs = null; 10683 } 10684 } else { 10685 /* 10686 * No package verification is enabled, so immediately start 10687 * the remote call to initiate copy using temporary file. 10688 */ 10689 ret = args.copyApk(mContainerService, true); 10690 } 10691 } 10692 10693 mRet = ret; 10694 } 10695 10696 @Override 10697 void handleReturnCode() { 10698 // If mArgs is null, then MCS couldn't be reached. When it 10699 // reconnects, it will try again to install. At that point, this 10700 // will succeed. 10701 if (mArgs != null) { 10702 processPendingInstall(mArgs, mRet); 10703 } 10704 } 10705 10706 @Override 10707 void handleServiceError() { 10708 mArgs = createInstallArgs(this); 10709 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10710 } 10711 10712 public boolean isForwardLocked() { 10713 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10714 } 10715 } 10716 10717 /** 10718 * Used during creation of InstallArgs 10719 * 10720 * @param installFlags package installation flags 10721 * @return true if should be installed on external storage 10722 */ 10723 private static boolean installOnExternalAsec(int installFlags) { 10724 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10725 return false; 10726 } 10727 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10728 return true; 10729 } 10730 return false; 10731 } 10732 10733 /** 10734 * Used during creation of InstallArgs 10735 * 10736 * @param installFlags package installation flags 10737 * @return true if should be installed as forward locked 10738 */ 10739 private static boolean installForwardLocked(int installFlags) { 10740 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10741 } 10742 10743 private InstallArgs createInstallArgs(InstallParams params) { 10744 if (params.move != null) { 10745 return new MoveInstallArgs(params); 10746 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10747 return new AsecInstallArgs(params); 10748 } else { 10749 return new FileInstallArgs(params); 10750 } 10751 } 10752 10753 /** 10754 * Create args that describe an existing installed package. Typically used 10755 * when cleaning up old installs, or used as a move source. 10756 */ 10757 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10758 String resourcePath, String[] instructionSets) { 10759 final boolean isInAsec; 10760 if (installOnExternalAsec(installFlags)) { 10761 /* Apps on SD card are always in ASEC containers. */ 10762 isInAsec = true; 10763 } else if (installForwardLocked(installFlags) 10764 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10765 /* 10766 * Forward-locked apps are only in ASEC containers if they're the 10767 * new style 10768 */ 10769 isInAsec = true; 10770 } else { 10771 isInAsec = false; 10772 } 10773 10774 if (isInAsec) { 10775 return new AsecInstallArgs(codePath, instructionSets, 10776 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10777 } else { 10778 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10779 } 10780 } 10781 10782 static abstract class InstallArgs { 10783 /** @see InstallParams#origin */ 10784 final OriginInfo origin; 10785 /** @see InstallParams#move */ 10786 final MoveInfo move; 10787 10788 final IPackageInstallObserver2 observer; 10789 // Always refers to PackageManager flags only 10790 final int installFlags; 10791 final String installerPackageName; 10792 final String volumeUuid; 10793 final ManifestDigest manifestDigest; 10794 final UserHandle user; 10795 final String abiOverride; 10796 10797 // The list of instruction sets supported by this app. This is currently 10798 // only used during the rmdex() phase to clean up resources. We can get rid of this 10799 // if we move dex files under the common app path. 10800 /* nullable */ String[] instructionSets; 10801 10802 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10803 int installFlags, String installerPackageName, String volumeUuid, 10804 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10805 String abiOverride) { 10806 this.origin = origin; 10807 this.move = move; 10808 this.installFlags = installFlags; 10809 this.observer = observer; 10810 this.installerPackageName = installerPackageName; 10811 this.volumeUuid = volumeUuid; 10812 this.manifestDigest = manifestDigest; 10813 this.user = user; 10814 this.instructionSets = instructionSets; 10815 this.abiOverride = abiOverride; 10816 } 10817 10818 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10819 abstract int doPreInstall(int status); 10820 10821 /** 10822 * Rename package into final resting place. All paths on the given 10823 * scanned package should be updated to reflect the rename. 10824 */ 10825 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10826 abstract int doPostInstall(int status, int uid); 10827 10828 /** @see PackageSettingBase#codePathString */ 10829 abstract String getCodePath(); 10830 /** @see PackageSettingBase#resourcePathString */ 10831 abstract String getResourcePath(); 10832 10833 // Need installer lock especially for dex file removal. 10834 abstract void cleanUpResourcesLI(); 10835 abstract boolean doPostDeleteLI(boolean delete); 10836 10837 /** 10838 * Called before the source arguments are copied. This is used mostly 10839 * for MoveParams when it needs to read the source file to put it in the 10840 * destination. 10841 */ 10842 int doPreCopy() { 10843 return PackageManager.INSTALL_SUCCEEDED; 10844 } 10845 10846 /** 10847 * Called after the source arguments are copied. This is used mostly for 10848 * MoveParams when it needs to read the source file to put it in the 10849 * destination. 10850 * 10851 * @return 10852 */ 10853 int doPostCopy(int uid) { 10854 return PackageManager.INSTALL_SUCCEEDED; 10855 } 10856 10857 protected boolean isFwdLocked() { 10858 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10859 } 10860 10861 protected boolean isExternalAsec() { 10862 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10863 } 10864 10865 UserHandle getUser() { 10866 return user; 10867 } 10868 } 10869 10870 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10871 if (!allCodePaths.isEmpty()) { 10872 if (instructionSets == null) { 10873 throw new IllegalStateException("instructionSet == null"); 10874 } 10875 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10876 for (String codePath : allCodePaths) { 10877 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10878 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10879 if (retCode < 0) { 10880 Slog.w(TAG, "Couldn't remove dex file for package: " 10881 + " at location " + codePath + ", retcode=" + retCode); 10882 // we don't consider this to be a failure of the core package deletion 10883 } 10884 } 10885 } 10886 } 10887 } 10888 10889 /** 10890 * Logic to handle installation of non-ASEC applications, including copying 10891 * and renaming logic. 10892 */ 10893 class FileInstallArgs extends InstallArgs { 10894 private File codeFile; 10895 private File resourceFile; 10896 10897 // Example topology: 10898 // /data/app/com.example/base.apk 10899 // /data/app/com.example/split_foo.apk 10900 // /data/app/com.example/lib/arm/libfoo.so 10901 // /data/app/com.example/lib/arm64/libfoo.so 10902 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10903 10904 /** New install */ 10905 FileInstallArgs(InstallParams params) { 10906 super(params.origin, params.move, params.observer, params.installFlags, 10907 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10908 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10909 if (isFwdLocked()) { 10910 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10911 } 10912 } 10913 10914 /** Existing install */ 10915 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10916 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10917 null); 10918 this.codeFile = (codePath != null) ? new File(codePath) : null; 10919 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10920 } 10921 10922 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10923 if (origin.staged) { 10924 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10925 codeFile = origin.file; 10926 resourceFile = origin.file; 10927 return PackageManager.INSTALL_SUCCEEDED; 10928 } 10929 10930 try { 10931 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10932 codeFile = tempDir; 10933 resourceFile = tempDir; 10934 } catch (IOException e) { 10935 Slog.w(TAG, "Failed to create copy file: " + e); 10936 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10937 } 10938 10939 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10940 @Override 10941 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10942 if (!FileUtils.isValidExtFilename(name)) { 10943 throw new IllegalArgumentException("Invalid filename: " + name); 10944 } 10945 try { 10946 final File file = new File(codeFile, name); 10947 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10948 O_RDWR | O_CREAT, 0644); 10949 Os.chmod(file.getAbsolutePath(), 0644); 10950 return new ParcelFileDescriptor(fd); 10951 } catch (ErrnoException e) { 10952 throw new RemoteException("Failed to open: " + e.getMessage()); 10953 } 10954 } 10955 }; 10956 10957 int ret = PackageManager.INSTALL_SUCCEEDED; 10958 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10959 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10960 Slog.e(TAG, "Failed to copy package"); 10961 return ret; 10962 } 10963 10964 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10965 NativeLibraryHelper.Handle handle = null; 10966 try { 10967 handle = NativeLibraryHelper.Handle.create(codeFile); 10968 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10969 abiOverride); 10970 } catch (IOException e) { 10971 Slog.e(TAG, "Copying native libraries failed", e); 10972 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10973 } finally { 10974 IoUtils.closeQuietly(handle); 10975 } 10976 10977 return ret; 10978 } 10979 10980 int doPreInstall(int status) { 10981 if (status != PackageManager.INSTALL_SUCCEEDED) { 10982 cleanUp(); 10983 } 10984 return status; 10985 } 10986 10987 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10988 if (status != PackageManager.INSTALL_SUCCEEDED) { 10989 cleanUp(); 10990 return false; 10991 } 10992 10993 final File targetDir = codeFile.getParentFile(); 10994 final File beforeCodeFile = codeFile; 10995 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10996 10997 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10998 try { 10999 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11000 } catch (ErrnoException e) { 11001 Slog.w(TAG, "Failed to rename", e); 11002 return false; 11003 } 11004 11005 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11006 Slog.w(TAG, "Failed to restorecon"); 11007 return false; 11008 } 11009 11010 // Reflect the rename internally 11011 codeFile = afterCodeFile; 11012 resourceFile = afterCodeFile; 11013 11014 // Reflect the rename in scanned details 11015 pkg.codePath = afterCodeFile.getAbsolutePath(); 11016 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11017 pkg.baseCodePath); 11018 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11019 pkg.splitCodePaths); 11020 11021 // Reflect the rename in app info 11022 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11023 pkg.applicationInfo.setCodePath(pkg.codePath); 11024 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11025 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11026 pkg.applicationInfo.setResourcePath(pkg.codePath); 11027 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11028 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11029 11030 return true; 11031 } 11032 11033 int doPostInstall(int status, int uid) { 11034 if (status != PackageManager.INSTALL_SUCCEEDED) { 11035 cleanUp(); 11036 } 11037 return status; 11038 } 11039 11040 @Override 11041 String getCodePath() { 11042 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11043 } 11044 11045 @Override 11046 String getResourcePath() { 11047 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11048 } 11049 11050 private boolean cleanUp() { 11051 if (codeFile == null || !codeFile.exists()) { 11052 return false; 11053 } 11054 11055 if (codeFile.isDirectory()) { 11056 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11057 } else { 11058 codeFile.delete(); 11059 } 11060 11061 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11062 resourceFile.delete(); 11063 } 11064 11065 return true; 11066 } 11067 11068 void cleanUpResourcesLI() { 11069 // Try enumerating all code paths before deleting 11070 List<String> allCodePaths = Collections.EMPTY_LIST; 11071 if (codeFile != null && codeFile.exists()) { 11072 try { 11073 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11074 allCodePaths = pkg.getAllCodePaths(); 11075 } catch (PackageParserException e) { 11076 // Ignored; we tried our best 11077 } 11078 } 11079 11080 cleanUp(); 11081 removeDexFiles(allCodePaths, instructionSets); 11082 } 11083 11084 boolean doPostDeleteLI(boolean delete) { 11085 // XXX err, shouldn't we respect the delete flag? 11086 cleanUpResourcesLI(); 11087 return true; 11088 } 11089 } 11090 11091 private boolean isAsecExternal(String cid) { 11092 final String asecPath = PackageHelper.getSdFilesystem(cid); 11093 return !asecPath.startsWith(mAsecInternalPath); 11094 } 11095 11096 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11097 PackageManagerException { 11098 if (copyRet < 0) { 11099 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11100 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11101 throw new PackageManagerException(copyRet, message); 11102 } 11103 } 11104 } 11105 11106 /** 11107 * Extract the MountService "container ID" from the full code path of an 11108 * .apk. 11109 */ 11110 static String cidFromCodePath(String fullCodePath) { 11111 int eidx = fullCodePath.lastIndexOf("/"); 11112 String subStr1 = fullCodePath.substring(0, eidx); 11113 int sidx = subStr1.lastIndexOf("/"); 11114 return subStr1.substring(sidx+1, eidx); 11115 } 11116 11117 /** 11118 * Logic to handle installation of ASEC applications, including copying and 11119 * renaming logic. 11120 */ 11121 class AsecInstallArgs extends InstallArgs { 11122 static final String RES_FILE_NAME = "pkg.apk"; 11123 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11124 11125 String cid; 11126 String packagePath; 11127 String resourcePath; 11128 11129 /** New install */ 11130 AsecInstallArgs(InstallParams params) { 11131 super(params.origin, params.move, params.observer, params.installFlags, 11132 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11133 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11134 } 11135 11136 /** Existing install */ 11137 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11138 boolean isExternal, boolean isForwardLocked) { 11139 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11140 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11141 instructionSets, null); 11142 // Hackily pretend we're still looking at a full code path 11143 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11144 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11145 } 11146 11147 // Extract cid from fullCodePath 11148 int eidx = fullCodePath.lastIndexOf("/"); 11149 String subStr1 = fullCodePath.substring(0, eidx); 11150 int sidx = subStr1.lastIndexOf("/"); 11151 cid = subStr1.substring(sidx+1, eidx); 11152 setMountPath(subStr1); 11153 } 11154 11155 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11156 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11157 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11158 instructionSets, null); 11159 this.cid = cid; 11160 setMountPath(PackageHelper.getSdDir(cid)); 11161 } 11162 11163 void createCopyFile() { 11164 cid = mInstallerService.allocateExternalStageCidLegacy(); 11165 } 11166 11167 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11168 if (origin.staged) { 11169 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11170 cid = origin.cid; 11171 setMountPath(PackageHelper.getSdDir(cid)); 11172 return PackageManager.INSTALL_SUCCEEDED; 11173 } 11174 11175 if (temp) { 11176 createCopyFile(); 11177 } else { 11178 /* 11179 * Pre-emptively destroy the container since it's destroyed if 11180 * copying fails due to it existing anyway. 11181 */ 11182 PackageHelper.destroySdDir(cid); 11183 } 11184 11185 final String newMountPath = imcs.copyPackageToContainer( 11186 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11187 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11188 11189 if (newMountPath != null) { 11190 setMountPath(newMountPath); 11191 return PackageManager.INSTALL_SUCCEEDED; 11192 } else { 11193 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11194 } 11195 } 11196 11197 @Override 11198 String getCodePath() { 11199 return packagePath; 11200 } 11201 11202 @Override 11203 String getResourcePath() { 11204 return resourcePath; 11205 } 11206 11207 int doPreInstall(int status) { 11208 if (status != PackageManager.INSTALL_SUCCEEDED) { 11209 // Destroy container 11210 PackageHelper.destroySdDir(cid); 11211 } else { 11212 boolean mounted = PackageHelper.isContainerMounted(cid); 11213 if (!mounted) { 11214 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11215 Process.SYSTEM_UID); 11216 if (newMountPath != null) { 11217 setMountPath(newMountPath); 11218 } else { 11219 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11220 } 11221 } 11222 } 11223 return status; 11224 } 11225 11226 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11227 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11228 String newMountPath = null; 11229 if (PackageHelper.isContainerMounted(cid)) { 11230 // Unmount the container 11231 if (!PackageHelper.unMountSdDir(cid)) { 11232 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11233 return false; 11234 } 11235 } 11236 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11237 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11238 " which might be stale. Will try to clean up."); 11239 // Clean up the stale container and proceed to recreate. 11240 if (!PackageHelper.destroySdDir(newCacheId)) { 11241 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11242 return false; 11243 } 11244 // Successfully cleaned up stale container. Try to rename again. 11245 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11246 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11247 + " inspite of cleaning it up."); 11248 return false; 11249 } 11250 } 11251 if (!PackageHelper.isContainerMounted(newCacheId)) { 11252 Slog.w(TAG, "Mounting container " + newCacheId); 11253 newMountPath = PackageHelper.mountSdDir(newCacheId, 11254 getEncryptKey(), Process.SYSTEM_UID); 11255 } else { 11256 newMountPath = PackageHelper.getSdDir(newCacheId); 11257 } 11258 if (newMountPath == null) { 11259 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11260 return false; 11261 } 11262 Log.i(TAG, "Succesfully renamed " + cid + 11263 " to " + newCacheId + 11264 " at new path: " + newMountPath); 11265 cid = newCacheId; 11266 11267 final File beforeCodeFile = new File(packagePath); 11268 setMountPath(newMountPath); 11269 final File afterCodeFile = new File(packagePath); 11270 11271 // Reflect the rename in scanned details 11272 pkg.codePath = afterCodeFile.getAbsolutePath(); 11273 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11274 pkg.baseCodePath); 11275 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11276 pkg.splitCodePaths); 11277 11278 // Reflect the rename in app info 11279 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11280 pkg.applicationInfo.setCodePath(pkg.codePath); 11281 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11282 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11283 pkg.applicationInfo.setResourcePath(pkg.codePath); 11284 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11285 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11286 11287 return true; 11288 } 11289 11290 private void setMountPath(String mountPath) { 11291 final File mountFile = new File(mountPath); 11292 11293 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11294 if (monolithicFile.exists()) { 11295 packagePath = monolithicFile.getAbsolutePath(); 11296 if (isFwdLocked()) { 11297 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11298 } else { 11299 resourcePath = packagePath; 11300 } 11301 } else { 11302 packagePath = mountFile.getAbsolutePath(); 11303 resourcePath = packagePath; 11304 } 11305 } 11306 11307 int doPostInstall(int status, int uid) { 11308 if (status != PackageManager.INSTALL_SUCCEEDED) { 11309 cleanUp(); 11310 } else { 11311 final int groupOwner; 11312 final String protectedFile; 11313 if (isFwdLocked()) { 11314 groupOwner = UserHandle.getSharedAppGid(uid); 11315 protectedFile = RES_FILE_NAME; 11316 } else { 11317 groupOwner = -1; 11318 protectedFile = null; 11319 } 11320 11321 if (uid < Process.FIRST_APPLICATION_UID 11322 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11323 Slog.e(TAG, "Failed to finalize " + cid); 11324 PackageHelper.destroySdDir(cid); 11325 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11326 } 11327 11328 boolean mounted = PackageHelper.isContainerMounted(cid); 11329 if (!mounted) { 11330 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11331 } 11332 } 11333 return status; 11334 } 11335 11336 private void cleanUp() { 11337 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11338 11339 // Destroy secure container 11340 PackageHelper.destroySdDir(cid); 11341 } 11342 11343 private List<String> getAllCodePaths() { 11344 final File codeFile = new File(getCodePath()); 11345 if (codeFile != null && codeFile.exists()) { 11346 try { 11347 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11348 return pkg.getAllCodePaths(); 11349 } catch (PackageParserException e) { 11350 // Ignored; we tried our best 11351 } 11352 } 11353 return Collections.EMPTY_LIST; 11354 } 11355 11356 void cleanUpResourcesLI() { 11357 // Enumerate all code paths before deleting 11358 cleanUpResourcesLI(getAllCodePaths()); 11359 } 11360 11361 private void cleanUpResourcesLI(List<String> allCodePaths) { 11362 cleanUp(); 11363 removeDexFiles(allCodePaths, instructionSets); 11364 } 11365 11366 String getPackageName() { 11367 return getAsecPackageName(cid); 11368 } 11369 11370 boolean doPostDeleteLI(boolean delete) { 11371 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11372 final List<String> allCodePaths = getAllCodePaths(); 11373 boolean mounted = PackageHelper.isContainerMounted(cid); 11374 if (mounted) { 11375 // Unmount first 11376 if (PackageHelper.unMountSdDir(cid)) { 11377 mounted = false; 11378 } 11379 } 11380 if (!mounted && delete) { 11381 cleanUpResourcesLI(allCodePaths); 11382 } 11383 return !mounted; 11384 } 11385 11386 @Override 11387 int doPreCopy() { 11388 if (isFwdLocked()) { 11389 if (!PackageHelper.fixSdPermissions(cid, 11390 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11391 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11392 } 11393 } 11394 11395 return PackageManager.INSTALL_SUCCEEDED; 11396 } 11397 11398 @Override 11399 int doPostCopy(int uid) { 11400 if (isFwdLocked()) { 11401 if (uid < Process.FIRST_APPLICATION_UID 11402 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11403 RES_FILE_NAME)) { 11404 Slog.e(TAG, "Failed to finalize " + cid); 11405 PackageHelper.destroySdDir(cid); 11406 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11407 } 11408 } 11409 11410 return PackageManager.INSTALL_SUCCEEDED; 11411 } 11412 } 11413 11414 /** 11415 * Logic to handle movement of existing installed applications. 11416 */ 11417 class MoveInstallArgs extends InstallArgs { 11418 private File codeFile; 11419 private File resourceFile; 11420 11421 /** New install */ 11422 MoveInstallArgs(InstallParams params) { 11423 super(params.origin, params.move, params.observer, params.installFlags, 11424 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11425 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11426 } 11427 11428 int copyApk(IMediaContainerService imcs, boolean temp) { 11429 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11430 + move.fromUuid + " to " + move.toUuid); 11431 synchronized (mInstaller) { 11432 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11433 move.dataAppName, move.appId, move.seinfo) != 0) { 11434 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11435 } 11436 } 11437 11438 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11439 resourceFile = codeFile; 11440 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11441 11442 return PackageManager.INSTALL_SUCCEEDED; 11443 } 11444 11445 int doPreInstall(int status) { 11446 if (status != PackageManager.INSTALL_SUCCEEDED) { 11447 cleanUp(move.toUuid); 11448 } 11449 return status; 11450 } 11451 11452 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11453 if (status != PackageManager.INSTALL_SUCCEEDED) { 11454 cleanUp(move.toUuid); 11455 return false; 11456 } 11457 11458 // Reflect the move in app info 11459 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11460 pkg.applicationInfo.setCodePath(pkg.codePath); 11461 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11462 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11463 pkg.applicationInfo.setResourcePath(pkg.codePath); 11464 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11465 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11466 11467 return true; 11468 } 11469 11470 int doPostInstall(int status, int uid) { 11471 if (status == PackageManager.INSTALL_SUCCEEDED) { 11472 cleanUp(move.fromUuid); 11473 } else { 11474 cleanUp(move.toUuid); 11475 } 11476 return status; 11477 } 11478 11479 @Override 11480 String getCodePath() { 11481 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11482 } 11483 11484 @Override 11485 String getResourcePath() { 11486 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11487 } 11488 11489 private boolean cleanUp(String volumeUuid) { 11490 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11491 move.dataAppName); 11492 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11493 synchronized (mInstallLock) { 11494 // Clean up both app data and code 11495 removeDataDirsLI(volumeUuid, move.packageName); 11496 if (codeFile.isDirectory()) { 11497 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11498 } else { 11499 codeFile.delete(); 11500 } 11501 } 11502 return true; 11503 } 11504 11505 void cleanUpResourcesLI() { 11506 throw new UnsupportedOperationException(); 11507 } 11508 11509 boolean doPostDeleteLI(boolean delete) { 11510 throw new UnsupportedOperationException(); 11511 } 11512 } 11513 11514 static String getAsecPackageName(String packageCid) { 11515 int idx = packageCid.lastIndexOf("-"); 11516 if (idx == -1) { 11517 return packageCid; 11518 } 11519 return packageCid.substring(0, idx); 11520 } 11521 11522 // Utility method used to create code paths based on package name and available index. 11523 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11524 String idxStr = ""; 11525 int idx = 1; 11526 // Fall back to default value of idx=1 if prefix is not 11527 // part of oldCodePath 11528 if (oldCodePath != null) { 11529 String subStr = oldCodePath; 11530 // Drop the suffix right away 11531 if (suffix != null && subStr.endsWith(suffix)) { 11532 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11533 } 11534 // If oldCodePath already contains prefix find out the 11535 // ending index to either increment or decrement. 11536 int sidx = subStr.lastIndexOf(prefix); 11537 if (sidx != -1) { 11538 subStr = subStr.substring(sidx + prefix.length()); 11539 if (subStr != null) { 11540 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11541 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11542 } 11543 try { 11544 idx = Integer.parseInt(subStr); 11545 if (idx <= 1) { 11546 idx++; 11547 } else { 11548 idx--; 11549 } 11550 } catch(NumberFormatException e) { 11551 } 11552 } 11553 } 11554 } 11555 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11556 return prefix + idxStr; 11557 } 11558 11559 private File getNextCodePath(File targetDir, String packageName) { 11560 int suffix = 1; 11561 File result; 11562 do { 11563 result = new File(targetDir, packageName + "-" + suffix); 11564 suffix++; 11565 } while (result.exists()); 11566 return result; 11567 } 11568 11569 // Utility method that returns the relative package path with respect 11570 // to the installation directory. Like say for /data/data/com.test-1.apk 11571 // string com.test-1 is returned. 11572 static String deriveCodePathName(String codePath) { 11573 if (codePath == null) { 11574 return null; 11575 } 11576 final File codeFile = new File(codePath); 11577 final String name = codeFile.getName(); 11578 if (codeFile.isDirectory()) { 11579 return name; 11580 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11581 final int lastDot = name.lastIndexOf('.'); 11582 return name.substring(0, lastDot); 11583 } else { 11584 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11585 return null; 11586 } 11587 } 11588 11589 class PackageInstalledInfo { 11590 String name; 11591 int uid; 11592 // The set of users that originally had this package installed. 11593 int[] origUsers; 11594 // The set of users that now have this package installed. 11595 int[] newUsers; 11596 PackageParser.Package pkg; 11597 int returnCode; 11598 String returnMsg; 11599 PackageRemovedInfo removedInfo; 11600 11601 public void setError(int code, String msg) { 11602 returnCode = code; 11603 returnMsg = msg; 11604 Slog.w(TAG, msg); 11605 } 11606 11607 public void setError(String msg, PackageParserException e) { 11608 returnCode = e.error; 11609 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11610 Slog.w(TAG, msg, e); 11611 } 11612 11613 public void setError(String msg, PackageManagerException e) { 11614 returnCode = e.error; 11615 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11616 Slog.w(TAG, msg, e); 11617 } 11618 11619 // In some error cases we want to convey more info back to the observer 11620 String origPackage; 11621 String origPermission; 11622 } 11623 11624 /* 11625 * Install a non-existing package. 11626 */ 11627 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11628 UserHandle user, String installerPackageName, String volumeUuid, 11629 PackageInstalledInfo res) { 11630 // Remember this for later, in case we need to rollback this install 11631 String pkgName = pkg.packageName; 11632 11633 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11634 final boolean dataDirExists = Environment 11635 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11636 synchronized(mPackages) { 11637 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11638 // A package with the same name is already installed, though 11639 // it has been renamed to an older name. The package we 11640 // are trying to install should be installed as an update to 11641 // the existing one, but that has not been requested, so bail. 11642 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11643 + " without first uninstalling package running as " 11644 + mSettings.mRenamedPackages.get(pkgName)); 11645 return; 11646 } 11647 if (mPackages.containsKey(pkgName)) { 11648 // Don't allow installation over an existing package with the same name. 11649 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11650 + " without first uninstalling."); 11651 return; 11652 } 11653 } 11654 11655 try { 11656 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11657 System.currentTimeMillis(), user); 11658 11659 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11660 // delete the partially installed application. the data directory will have to be 11661 // restored if it was already existing 11662 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11663 // remove package from internal structures. Note that we want deletePackageX to 11664 // delete the package data and cache directories that it created in 11665 // scanPackageLocked, unless those directories existed before we even tried to 11666 // install. 11667 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11668 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11669 res.removedInfo, true); 11670 } 11671 11672 } catch (PackageManagerException e) { 11673 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11674 } 11675 } 11676 11677 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11678 // Can't rotate keys during boot or if sharedUser. 11679 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11680 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11681 return false; 11682 } 11683 // app is using upgradeKeySets; make sure all are valid 11684 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11685 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11686 for (int i = 0; i < upgradeKeySets.length; i++) { 11687 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11688 Slog.wtf(TAG, "Package " 11689 + (oldPs.name != null ? oldPs.name : "<null>") 11690 + " contains upgrade-key-set reference to unknown key-set: " 11691 + upgradeKeySets[i] 11692 + " reverting to signatures check."); 11693 return false; 11694 } 11695 } 11696 return true; 11697 } 11698 11699 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11700 // Upgrade keysets are being used. Determine if new package has a superset of the 11701 // required keys. 11702 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11703 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11704 for (int i = 0; i < upgradeKeySets.length; i++) { 11705 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11706 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11707 return true; 11708 } 11709 } 11710 return false; 11711 } 11712 11713 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11714 UserHandle user, String installerPackageName, String volumeUuid, 11715 PackageInstalledInfo res) { 11716 final PackageParser.Package oldPackage; 11717 final String pkgName = pkg.packageName; 11718 final int[] allUsers; 11719 final boolean[] perUserInstalled; 11720 final boolean weFroze; 11721 11722 // First find the old package info and check signatures 11723 synchronized(mPackages) { 11724 oldPackage = mPackages.get(pkgName); 11725 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11726 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11727 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11728 if(!checkUpgradeKeySetLP(ps, pkg)) { 11729 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11730 "New package not signed by keys specified by upgrade-keysets: " 11731 + pkgName); 11732 return; 11733 } 11734 } else { 11735 // default to original signature matching 11736 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11737 != PackageManager.SIGNATURE_MATCH) { 11738 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11739 "New package has a different signature: " + pkgName); 11740 return; 11741 } 11742 } 11743 11744 // In case of rollback, remember per-user/profile install state 11745 allUsers = sUserManager.getUserIds(); 11746 perUserInstalled = new boolean[allUsers.length]; 11747 for (int i = 0; i < allUsers.length; i++) { 11748 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11749 } 11750 11751 // Mark the app as frozen to prevent launching during the upgrade 11752 // process, and then kill all running instances 11753 if (!ps.frozen) { 11754 ps.frozen = true; 11755 weFroze = true; 11756 } else { 11757 weFroze = false; 11758 } 11759 } 11760 11761 // Now that we're guarded by frozen state, kill app during upgrade 11762 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11763 11764 try { 11765 boolean sysPkg = (isSystemApp(oldPackage)); 11766 if (sysPkg) { 11767 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11768 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11769 } else { 11770 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11771 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11772 } 11773 } finally { 11774 // Regardless of success or failure of upgrade steps above, always 11775 // unfreeze the package if we froze it 11776 if (weFroze) { 11777 unfreezePackage(pkgName); 11778 } 11779 } 11780 } 11781 11782 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11783 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11784 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11785 String volumeUuid, PackageInstalledInfo res) { 11786 String pkgName = deletedPackage.packageName; 11787 boolean deletedPkg = true; 11788 boolean updatedSettings = false; 11789 11790 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11791 + deletedPackage); 11792 long origUpdateTime; 11793 if (pkg.mExtras != null) { 11794 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11795 } else { 11796 origUpdateTime = 0; 11797 } 11798 11799 // First delete the existing package while retaining the data directory 11800 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11801 res.removedInfo, true)) { 11802 // If the existing package wasn't successfully deleted 11803 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11804 deletedPkg = false; 11805 } else { 11806 // Successfully deleted the old package; proceed with replace. 11807 11808 // If deleted package lived in a container, give users a chance to 11809 // relinquish resources before killing. 11810 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11811 if (DEBUG_INSTALL) { 11812 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11813 } 11814 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11815 final ArrayList<String> pkgList = new ArrayList<String>(1); 11816 pkgList.add(deletedPackage.applicationInfo.packageName); 11817 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11818 } 11819 11820 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11821 try { 11822 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11823 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11824 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11825 perUserInstalled, res, user); 11826 updatedSettings = true; 11827 } catch (PackageManagerException e) { 11828 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11829 } 11830 } 11831 11832 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11833 // remove package from internal structures. Note that we want deletePackageX to 11834 // delete the package data and cache directories that it created in 11835 // scanPackageLocked, unless those directories existed before we even tried to 11836 // install. 11837 if(updatedSettings) { 11838 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11839 deletePackageLI( 11840 pkgName, null, true, allUsers, perUserInstalled, 11841 PackageManager.DELETE_KEEP_DATA, 11842 res.removedInfo, true); 11843 } 11844 // Since we failed to install the new package we need to restore the old 11845 // package that we deleted. 11846 if (deletedPkg) { 11847 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11848 File restoreFile = new File(deletedPackage.codePath); 11849 // Parse old package 11850 boolean oldExternal = isExternal(deletedPackage); 11851 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11852 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11853 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11854 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11855 try { 11856 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11857 } catch (PackageManagerException e) { 11858 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11859 + e.getMessage()); 11860 return; 11861 } 11862 // Restore of old package succeeded. Update permissions. 11863 // writer 11864 synchronized (mPackages) { 11865 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11866 UPDATE_PERMISSIONS_ALL); 11867 // can downgrade to reader 11868 mSettings.writeLPr(); 11869 } 11870 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11871 } 11872 } 11873 } 11874 11875 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11876 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11877 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11878 String volumeUuid, PackageInstalledInfo res) { 11879 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11880 + ", old=" + deletedPackage); 11881 boolean disabledSystem = false; 11882 boolean updatedSettings = false; 11883 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11884 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11885 != 0) { 11886 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11887 } 11888 String packageName = deletedPackage.packageName; 11889 if (packageName == null) { 11890 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11891 "Attempt to delete null packageName."); 11892 return; 11893 } 11894 PackageParser.Package oldPkg; 11895 PackageSetting oldPkgSetting; 11896 // reader 11897 synchronized (mPackages) { 11898 oldPkg = mPackages.get(packageName); 11899 oldPkgSetting = mSettings.mPackages.get(packageName); 11900 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11901 (oldPkgSetting == null)) { 11902 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11903 "Couldn't find package:" + packageName + " information"); 11904 return; 11905 } 11906 } 11907 11908 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11909 res.removedInfo.removedPackage = packageName; 11910 // Remove existing system package 11911 removePackageLI(oldPkgSetting, true); 11912 // writer 11913 synchronized (mPackages) { 11914 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11915 if (!disabledSystem && deletedPackage != null) { 11916 // We didn't need to disable the .apk as a current system package, 11917 // which means we are replacing another update that is already 11918 // installed. We need to make sure to delete the older one's .apk. 11919 res.removedInfo.args = createInstallArgsForExisting(0, 11920 deletedPackage.applicationInfo.getCodePath(), 11921 deletedPackage.applicationInfo.getResourcePath(), 11922 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11923 } else { 11924 res.removedInfo.args = null; 11925 } 11926 } 11927 11928 // Successfully disabled the old package. Now proceed with re-installation 11929 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11930 11931 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11932 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11933 11934 PackageParser.Package newPackage = null; 11935 try { 11936 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11937 if (newPackage.mExtras != null) { 11938 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11939 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11940 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11941 11942 // is the update attempting to change shared user? that isn't going to work... 11943 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11944 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11945 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11946 + " to " + newPkgSetting.sharedUser); 11947 updatedSettings = true; 11948 } 11949 } 11950 11951 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11952 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11953 perUserInstalled, res, user); 11954 updatedSettings = true; 11955 } 11956 11957 } catch (PackageManagerException e) { 11958 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11959 } 11960 11961 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11962 // Re installation failed. Restore old information 11963 // Remove new pkg information 11964 if (newPackage != null) { 11965 removeInstalledPackageLI(newPackage, true); 11966 } 11967 // Add back the old system package 11968 try { 11969 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11970 } catch (PackageManagerException e) { 11971 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11972 } 11973 // Restore the old system information in Settings 11974 synchronized (mPackages) { 11975 if (disabledSystem) { 11976 mSettings.enableSystemPackageLPw(packageName); 11977 } 11978 if (updatedSettings) { 11979 mSettings.setInstallerPackageName(packageName, 11980 oldPkgSetting.installerPackageName); 11981 } 11982 mSettings.writeLPr(); 11983 } 11984 } 11985 } 11986 11987 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11988 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11989 UserHandle user) { 11990 String pkgName = newPackage.packageName; 11991 synchronized (mPackages) { 11992 //write settings. the installStatus will be incomplete at this stage. 11993 //note that the new package setting would have already been 11994 //added to mPackages. It hasn't been persisted yet. 11995 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11996 mSettings.writeLPr(); 11997 } 11998 11999 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12000 12001 synchronized (mPackages) { 12002 updatePermissionsLPw(newPackage.packageName, newPackage, 12003 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12004 ? UPDATE_PERMISSIONS_ALL : 0)); 12005 // For system-bundled packages, we assume that installing an upgraded version 12006 // of the package implies that the user actually wants to run that new code, 12007 // so we enable the package. 12008 PackageSetting ps = mSettings.mPackages.get(pkgName); 12009 if (ps != null) { 12010 if (isSystemApp(newPackage)) { 12011 // NB: implicit assumption that system package upgrades apply to all users 12012 if (DEBUG_INSTALL) { 12013 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12014 } 12015 if (res.origUsers != null) { 12016 for (int userHandle : res.origUsers) { 12017 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12018 userHandle, installerPackageName); 12019 } 12020 } 12021 // Also convey the prior install/uninstall state 12022 if (allUsers != null && perUserInstalled != null) { 12023 for (int i = 0; i < allUsers.length; i++) { 12024 if (DEBUG_INSTALL) { 12025 Slog.d(TAG, " user " + allUsers[i] 12026 + " => " + perUserInstalled[i]); 12027 } 12028 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12029 } 12030 // these install state changes will be persisted in the 12031 // upcoming call to mSettings.writeLPr(). 12032 } 12033 } 12034 // It's implied that when a user requests installation, they want the app to be 12035 // installed and enabled. 12036 int userId = user.getIdentifier(); 12037 if (userId != UserHandle.USER_ALL) { 12038 ps.setInstalled(true, userId); 12039 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12040 } 12041 } 12042 res.name = pkgName; 12043 res.uid = newPackage.applicationInfo.uid; 12044 res.pkg = newPackage; 12045 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12046 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12047 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12048 //to update install status 12049 mSettings.writeLPr(); 12050 } 12051 } 12052 12053 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12054 final int installFlags = args.installFlags; 12055 final String installerPackageName = args.installerPackageName; 12056 final String volumeUuid = args.volumeUuid; 12057 final File tmpPackageFile = new File(args.getCodePath()); 12058 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12059 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12060 || (args.volumeUuid != null)); 12061 boolean replace = false; 12062 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12063 if (args.move != null) { 12064 // moving a complete application; perfom an initial scan on the new install location 12065 scanFlags |= SCAN_INITIAL; 12066 } 12067 // Result object to be returned 12068 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12069 12070 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12071 // Retrieve PackageSettings and parse package 12072 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12073 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12074 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12075 PackageParser pp = new PackageParser(); 12076 pp.setSeparateProcesses(mSeparateProcesses); 12077 pp.setDisplayMetrics(mMetrics); 12078 12079 final PackageParser.Package pkg; 12080 try { 12081 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12082 } catch (PackageParserException e) { 12083 res.setError("Failed parse during installPackageLI", e); 12084 return; 12085 } 12086 12087 // Mark that we have an install time CPU ABI override. 12088 pkg.cpuAbiOverride = args.abiOverride; 12089 12090 String pkgName = res.name = pkg.packageName; 12091 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12092 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12093 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12094 return; 12095 } 12096 } 12097 12098 try { 12099 pp.collectCertificates(pkg, parseFlags); 12100 pp.collectManifestDigest(pkg); 12101 } catch (PackageParserException e) { 12102 res.setError("Failed collect during installPackageLI", e); 12103 return; 12104 } 12105 12106 /* If the installer passed in a manifest digest, compare it now. */ 12107 if (args.manifestDigest != null) { 12108 if (DEBUG_INSTALL) { 12109 final String parsedManifest = pkg.manifestDigest == null ? "null" 12110 : pkg.manifestDigest.toString(); 12111 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12112 + parsedManifest); 12113 } 12114 12115 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12116 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12117 return; 12118 } 12119 } else if (DEBUG_INSTALL) { 12120 final String parsedManifest = pkg.manifestDigest == null 12121 ? "null" : pkg.manifestDigest.toString(); 12122 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12123 } 12124 12125 // Get rid of all references to package scan path via parser. 12126 pp = null; 12127 String oldCodePath = null; 12128 boolean systemApp = false; 12129 synchronized (mPackages) { 12130 // Check if installing already existing package 12131 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12132 String oldName = mSettings.mRenamedPackages.get(pkgName); 12133 if (pkg.mOriginalPackages != null 12134 && pkg.mOriginalPackages.contains(oldName) 12135 && mPackages.containsKey(oldName)) { 12136 // This package is derived from an original package, 12137 // and this device has been updating from that original 12138 // name. We must continue using the original name, so 12139 // rename the new package here. 12140 pkg.setPackageName(oldName); 12141 pkgName = pkg.packageName; 12142 replace = true; 12143 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12144 + oldName + " pkgName=" + pkgName); 12145 } else if (mPackages.containsKey(pkgName)) { 12146 // This package, under its official name, already exists 12147 // on the device; we should replace it. 12148 replace = true; 12149 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12150 } 12151 12152 // Prevent apps opting out from runtime permissions 12153 if (replace) { 12154 PackageParser.Package oldPackage = mPackages.get(pkgName); 12155 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12156 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12157 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12158 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12159 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12160 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12161 + " doesn't support runtime permissions but the old" 12162 + " target SDK " + oldTargetSdk + " does."); 12163 return; 12164 } 12165 } 12166 } 12167 12168 PackageSetting ps = mSettings.mPackages.get(pkgName); 12169 if (ps != null) { 12170 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12171 12172 // Quick sanity check that we're signed correctly if updating; 12173 // we'll check this again later when scanning, but we want to 12174 // bail early here before tripping over redefined permissions. 12175 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12176 if (!checkUpgradeKeySetLP(ps, pkg)) { 12177 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12178 + pkg.packageName + " upgrade keys do not match the " 12179 + "previously installed version"); 12180 return; 12181 } 12182 } else { 12183 try { 12184 verifySignaturesLP(ps, pkg); 12185 } catch (PackageManagerException e) { 12186 res.setError(e.error, e.getMessage()); 12187 return; 12188 } 12189 } 12190 12191 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12192 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12193 systemApp = (ps.pkg.applicationInfo.flags & 12194 ApplicationInfo.FLAG_SYSTEM) != 0; 12195 } 12196 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12197 } 12198 12199 // Check whether the newly-scanned package wants to define an already-defined perm 12200 int N = pkg.permissions.size(); 12201 for (int i = N-1; i >= 0; i--) { 12202 PackageParser.Permission perm = pkg.permissions.get(i); 12203 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12204 if (bp != null) { 12205 // If the defining package is signed with our cert, it's okay. This 12206 // also includes the "updating the same package" case, of course. 12207 // "updating same package" could also involve key-rotation. 12208 final boolean sigsOk; 12209 if (bp.sourcePackage.equals(pkg.packageName) 12210 && (bp.packageSetting instanceof PackageSetting) 12211 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12212 scanFlags))) { 12213 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12214 } else { 12215 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12216 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12217 } 12218 if (!sigsOk) { 12219 // If the owning package is the system itself, we log but allow 12220 // install to proceed; we fail the install on all other permission 12221 // redefinitions. 12222 if (!bp.sourcePackage.equals("android")) { 12223 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12224 + pkg.packageName + " attempting to redeclare permission " 12225 + perm.info.name + " already owned by " + bp.sourcePackage); 12226 res.origPermission = perm.info.name; 12227 res.origPackage = bp.sourcePackage; 12228 return; 12229 } else { 12230 Slog.w(TAG, "Package " + pkg.packageName 12231 + " attempting to redeclare system permission " 12232 + perm.info.name + "; ignoring new declaration"); 12233 pkg.permissions.remove(i); 12234 } 12235 } 12236 } 12237 } 12238 12239 } 12240 12241 if (systemApp && onExternal) { 12242 // Disable updates to system apps on sdcard 12243 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12244 "Cannot install updates to system apps on sdcard"); 12245 return; 12246 } 12247 12248 if (args.move != null) { 12249 // We did an in-place move, so dex is ready to roll 12250 scanFlags |= SCAN_NO_DEX; 12251 scanFlags |= SCAN_MOVE; 12252 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12253 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12254 scanFlags |= SCAN_NO_DEX; 12255 12256 try { 12257 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12258 true /* extract libs */); 12259 } catch (PackageManagerException pme) { 12260 Slog.e(TAG, "Error deriving application ABI", pme); 12261 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12262 return; 12263 } 12264 12265 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12266 int result = mPackageDexOptimizer 12267 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12268 false /* defer */, false /* inclDependencies */); 12269 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12270 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12271 return; 12272 } 12273 } 12274 12275 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12276 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12277 return; 12278 } 12279 12280 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12281 12282 if (replace) { 12283 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12284 installerPackageName, volumeUuid, res); 12285 } else { 12286 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12287 args.user, installerPackageName, volumeUuid, res); 12288 } 12289 synchronized (mPackages) { 12290 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12291 if (ps != null) { 12292 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12293 } 12294 } 12295 } 12296 12297 private void startIntentFilterVerifications(int userId, boolean replacing, 12298 PackageParser.Package pkg) { 12299 if (mIntentFilterVerifierComponent == null) { 12300 Slog.w(TAG, "No IntentFilter verification will not be done as " 12301 + "there is no IntentFilterVerifier available!"); 12302 return; 12303 } 12304 12305 final int verifierUid = getPackageUid( 12306 mIntentFilterVerifierComponent.getPackageName(), 12307 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12308 12309 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12310 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12311 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12312 mHandler.sendMessage(msg); 12313 } 12314 12315 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12316 PackageParser.Package pkg) { 12317 int size = pkg.activities.size(); 12318 if (size == 0) { 12319 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12320 "No activity, so no need to verify any IntentFilter!"); 12321 return; 12322 } 12323 12324 final boolean hasDomainURLs = hasDomainURLs(pkg); 12325 if (!hasDomainURLs) { 12326 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12327 "No domain URLs, so no need to verify any IntentFilter!"); 12328 return; 12329 } 12330 12331 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12332 + " if any IntentFilter from the " + size 12333 + " Activities needs verification ..."); 12334 12335 int count = 0; 12336 final String packageName = pkg.packageName; 12337 12338 synchronized (mPackages) { 12339 // If this is a new install and we see that we've already run verification for this 12340 // package, we have nothing to do: it means the state was restored from backup. 12341 if (!replacing) { 12342 IntentFilterVerificationInfo ivi = 12343 mSettings.getIntentFilterVerificationLPr(packageName); 12344 if (ivi != null) { 12345 if (DEBUG_DOMAIN_VERIFICATION) { 12346 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12347 + ivi.getStatusString()); 12348 } 12349 return; 12350 } 12351 } 12352 12353 // If any filters need to be verified, then all need to be. 12354 boolean needToVerify = false; 12355 for (PackageParser.Activity a : pkg.activities) { 12356 for (ActivityIntentInfo filter : a.intents) { 12357 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12358 if (DEBUG_DOMAIN_VERIFICATION) { 12359 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12360 } 12361 needToVerify = true; 12362 break; 12363 } 12364 } 12365 } 12366 12367 if (needToVerify) { 12368 final int verificationId = mIntentFilterVerificationToken++; 12369 for (PackageParser.Activity a : pkg.activities) { 12370 for (ActivityIntentInfo filter : a.intents) { 12371 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12372 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12373 "Verification needed for IntentFilter:" + filter.toString()); 12374 mIntentFilterVerifier.addOneIntentFilterVerification( 12375 verifierUid, userId, verificationId, filter, packageName); 12376 count++; 12377 } 12378 } 12379 } 12380 } 12381 } 12382 12383 if (count > 0) { 12384 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12385 + " IntentFilter verification" + (count > 1 ? "s" : "") 12386 + " for userId:" + userId); 12387 mIntentFilterVerifier.startVerifications(userId); 12388 } else { 12389 if (DEBUG_DOMAIN_VERIFICATION) { 12390 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12391 } 12392 } 12393 } 12394 12395 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12396 final ComponentName cn = filter.activity.getComponentName(); 12397 final String packageName = cn.getPackageName(); 12398 12399 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12400 packageName); 12401 if (ivi == null) { 12402 return true; 12403 } 12404 int status = ivi.getStatus(); 12405 switch (status) { 12406 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12407 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12408 return true; 12409 12410 default: 12411 // Nothing to do 12412 return false; 12413 } 12414 } 12415 12416 private static boolean isMultiArch(PackageSetting ps) { 12417 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12418 } 12419 12420 private static boolean isMultiArch(ApplicationInfo info) { 12421 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12422 } 12423 12424 private static boolean isExternal(PackageParser.Package pkg) { 12425 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12426 } 12427 12428 private static boolean isExternal(PackageSetting ps) { 12429 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12430 } 12431 12432 private static boolean isExternal(ApplicationInfo info) { 12433 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12434 } 12435 12436 private static boolean isSystemApp(PackageParser.Package pkg) { 12437 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12438 } 12439 12440 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12441 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12442 } 12443 12444 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12445 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12446 } 12447 12448 private static boolean isSystemApp(PackageSetting ps) { 12449 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12450 } 12451 12452 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12453 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12454 } 12455 12456 private int packageFlagsToInstallFlags(PackageSetting ps) { 12457 int installFlags = 0; 12458 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12459 // This existing package was an external ASEC install when we have 12460 // the external flag without a UUID 12461 installFlags |= PackageManager.INSTALL_EXTERNAL; 12462 } 12463 if (ps.isForwardLocked()) { 12464 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12465 } 12466 return installFlags; 12467 } 12468 12469 private void deleteTempPackageFiles() { 12470 final FilenameFilter filter = new FilenameFilter() { 12471 public boolean accept(File dir, String name) { 12472 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12473 } 12474 }; 12475 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12476 file.delete(); 12477 } 12478 } 12479 12480 @Override 12481 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12482 int flags) { 12483 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12484 flags); 12485 } 12486 12487 @Override 12488 public void deletePackage(final String packageName, 12489 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12490 mContext.enforceCallingOrSelfPermission( 12491 android.Manifest.permission.DELETE_PACKAGES, null); 12492 Preconditions.checkNotNull(packageName); 12493 Preconditions.checkNotNull(observer); 12494 final int uid = Binder.getCallingUid(); 12495 if (UserHandle.getUserId(uid) != userId) { 12496 mContext.enforceCallingPermission( 12497 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12498 "deletePackage for user " + userId); 12499 } 12500 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12501 try { 12502 observer.onPackageDeleted(packageName, 12503 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12504 } catch (RemoteException re) { 12505 } 12506 return; 12507 } 12508 12509 boolean uninstallBlocked = false; 12510 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12511 int[] users = sUserManager.getUserIds(); 12512 for (int i = 0; i < users.length; ++i) { 12513 if (getBlockUninstallForUser(packageName, users[i])) { 12514 uninstallBlocked = true; 12515 break; 12516 } 12517 } 12518 } else { 12519 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12520 } 12521 if (uninstallBlocked) { 12522 try { 12523 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12524 null); 12525 } catch (RemoteException re) { 12526 } 12527 return; 12528 } 12529 12530 if (DEBUG_REMOVE) { 12531 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12532 } 12533 // Queue up an async operation since the package deletion may take a little while. 12534 mHandler.post(new Runnable() { 12535 public void run() { 12536 mHandler.removeCallbacks(this); 12537 final int returnCode = deletePackageX(packageName, userId, flags); 12538 if (observer != null) { 12539 try { 12540 observer.onPackageDeleted(packageName, returnCode, null); 12541 } catch (RemoteException e) { 12542 Log.i(TAG, "Observer no longer exists."); 12543 } //end catch 12544 } //end if 12545 } //end run 12546 }); 12547 } 12548 12549 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12550 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12551 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12552 try { 12553 if (dpm != null) { 12554 if (dpm.isDeviceOwner(packageName)) { 12555 return true; 12556 } 12557 int[] users; 12558 if (userId == UserHandle.USER_ALL) { 12559 users = sUserManager.getUserIds(); 12560 } else { 12561 users = new int[]{userId}; 12562 } 12563 for (int i = 0; i < users.length; ++i) { 12564 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12565 return true; 12566 } 12567 } 12568 } 12569 } catch (RemoteException e) { 12570 } 12571 return false; 12572 } 12573 12574 /** 12575 * This method is an internal method that could be get invoked either 12576 * to delete an installed package or to clean up a failed installation. 12577 * After deleting an installed package, a broadcast is sent to notify any 12578 * listeners that the package has been installed. For cleaning up a failed 12579 * installation, the broadcast is not necessary since the package's 12580 * installation wouldn't have sent the initial broadcast either 12581 * The key steps in deleting a package are 12582 * deleting the package information in internal structures like mPackages, 12583 * deleting the packages base directories through installd 12584 * updating mSettings to reflect current status 12585 * persisting settings for later use 12586 * sending a broadcast if necessary 12587 */ 12588 private int deletePackageX(String packageName, int userId, int flags) { 12589 final PackageRemovedInfo info = new PackageRemovedInfo(); 12590 final boolean res; 12591 12592 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12593 ? UserHandle.ALL : new UserHandle(userId); 12594 12595 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12596 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12597 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12598 } 12599 12600 boolean removedForAllUsers = false; 12601 boolean systemUpdate = false; 12602 12603 // for the uninstall-updates case and restricted profiles, remember the per- 12604 // userhandle installed state 12605 int[] allUsers; 12606 boolean[] perUserInstalled; 12607 synchronized (mPackages) { 12608 PackageSetting ps = mSettings.mPackages.get(packageName); 12609 allUsers = sUserManager.getUserIds(); 12610 perUserInstalled = new boolean[allUsers.length]; 12611 for (int i = 0; i < allUsers.length; i++) { 12612 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12613 } 12614 } 12615 12616 synchronized (mInstallLock) { 12617 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12618 res = deletePackageLI(packageName, removeForUser, 12619 true, allUsers, perUserInstalled, 12620 flags | REMOVE_CHATTY, info, true); 12621 systemUpdate = info.isRemovedPackageSystemUpdate; 12622 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12623 removedForAllUsers = true; 12624 } 12625 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12626 + " removedForAllUsers=" + removedForAllUsers); 12627 } 12628 12629 if (res) { 12630 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12631 12632 // If the removed package was a system update, the old system package 12633 // was re-enabled; we need to broadcast this information 12634 if (systemUpdate) { 12635 Bundle extras = new Bundle(1); 12636 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12637 ? info.removedAppId : info.uid); 12638 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12639 12640 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12641 extras, null, null, null); 12642 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12643 extras, null, null, null); 12644 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12645 null, packageName, null, null); 12646 } 12647 } 12648 // Force a gc here. 12649 Runtime.getRuntime().gc(); 12650 // Delete the resources here after sending the broadcast to let 12651 // other processes clean up before deleting resources. 12652 if (info.args != null) { 12653 synchronized (mInstallLock) { 12654 info.args.doPostDeleteLI(true); 12655 } 12656 } 12657 12658 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12659 } 12660 12661 class PackageRemovedInfo { 12662 String removedPackage; 12663 int uid = -1; 12664 int removedAppId = -1; 12665 int[] removedUsers = null; 12666 boolean isRemovedPackageSystemUpdate = false; 12667 // Clean up resources deleted packages. 12668 InstallArgs args = null; 12669 12670 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12671 Bundle extras = new Bundle(1); 12672 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12673 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12674 if (replacing) { 12675 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12676 } 12677 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12678 if (removedPackage != null) { 12679 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12680 extras, null, null, removedUsers); 12681 if (fullRemove && !replacing) { 12682 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12683 extras, null, null, removedUsers); 12684 } 12685 } 12686 if (removedAppId >= 0) { 12687 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12688 removedUsers); 12689 } 12690 } 12691 } 12692 12693 /* 12694 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12695 * flag is not set, the data directory is removed as well. 12696 * make sure this flag is set for partially installed apps. If not its meaningless to 12697 * delete a partially installed application. 12698 */ 12699 private void removePackageDataLI(PackageSetting ps, 12700 int[] allUserHandles, boolean[] perUserInstalled, 12701 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12702 String packageName = ps.name; 12703 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12704 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12705 // Retrieve object to delete permissions for shared user later on 12706 final PackageSetting deletedPs; 12707 // reader 12708 synchronized (mPackages) { 12709 deletedPs = mSettings.mPackages.get(packageName); 12710 if (outInfo != null) { 12711 outInfo.removedPackage = packageName; 12712 outInfo.removedUsers = deletedPs != null 12713 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12714 : null; 12715 } 12716 } 12717 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12718 removeDataDirsLI(ps.volumeUuid, packageName); 12719 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12720 } 12721 // writer 12722 synchronized (mPackages) { 12723 if (deletedPs != null) { 12724 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12725 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12726 clearDefaultBrowserIfNeeded(packageName); 12727 if (outInfo != null) { 12728 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12729 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12730 } 12731 updatePermissionsLPw(deletedPs.name, null, 0); 12732 if (deletedPs.sharedUser != null) { 12733 // Remove permissions associated with package. Since runtime 12734 // permissions are per user we have to kill the removed package 12735 // or packages running under the shared user of the removed 12736 // package if revoking the permissions requested only by the removed 12737 // package is successful and this causes a change in gids. 12738 for (int userId : UserManagerService.getInstance().getUserIds()) { 12739 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12740 userId); 12741 if (userIdToKill == UserHandle.USER_ALL 12742 || userIdToKill >= UserHandle.USER_OWNER) { 12743 // If gids changed for this user, kill all affected packages. 12744 mHandler.post(new Runnable() { 12745 @Override 12746 public void run() { 12747 // This has to happen with no lock held. 12748 killSettingPackagesForUser(deletedPs, userIdToKill, 12749 KILL_APP_REASON_GIDS_CHANGED); 12750 } 12751 }); 12752 break; 12753 } 12754 } 12755 } 12756 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12757 } 12758 // make sure to preserve per-user disabled state if this removal was just 12759 // a downgrade of a system app to the factory package 12760 if (allUserHandles != null && perUserInstalled != null) { 12761 if (DEBUG_REMOVE) { 12762 Slog.d(TAG, "Propagating install state across downgrade"); 12763 } 12764 for (int i = 0; i < allUserHandles.length; i++) { 12765 if (DEBUG_REMOVE) { 12766 Slog.d(TAG, " user " + allUserHandles[i] 12767 + " => " + perUserInstalled[i]); 12768 } 12769 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12770 } 12771 } 12772 } 12773 // can downgrade to reader 12774 if (writeSettings) { 12775 // Save settings now 12776 mSettings.writeLPr(); 12777 } 12778 } 12779 if (outInfo != null) { 12780 // A user ID was deleted here. Go through all users and remove it 12781 // from KeyStore. 12782 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12783 } 12784 } 12785 12786 static boolean locationIsPrivileged(File path) { 12787 try { 12788 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12789 .getCanonicalPath(); 12790 return path.getCanonicalPath().startsWith(privilegedAppDir); 12791 } catch (IOException e) { 12792 Slog.e(TAG, "Unable to access code path " + path); 12793 } 12794 return false; 12795 } 12796 12797 /* 12798 * Tries to delete system package. 12799 */ 12800 private boolean deleteSystemPackageLI(PackageSetting newPs, 12801 int[] allUserHandles, boolean[] perUserInstalled, 12802 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12803 final boolean applyUserRestrictions 12804 = (allUserHandles != null) && (perUserInstalled != null); 12805 PackageSetting disabledPs = null; 12806 // Confirm if the system package has been updated 12807 // An updated system app can be deleted. This will also have to restore 12808 // the system pkg from system partition 12809 // reader 12810 synchronized (mPackages) { 12811 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12812 } 12813 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12814 + " disabledPs=" + disabledPs); 12815 if (disabledPs == null) { 12816 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12817 return false; 12818 } else if (DEBUG_REMOVE) { 12819 Slog.d(TAG, "Deleting system pkg from data partition"); 12820 } 12821 if (DEBUG_REMOVE) { 12822 if (applyUserRestrictions) { 12823 Slog.d(TAG, "Remembering install states:"); 12824 for (int i = 0; i < allUserHandles.length; i++) { 12825 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12826 } 12827 } 12828 } 12829 // Delete the updated package 12830 outInfo.isRemovedPackageSystemUpdate = true; 12831 if (disabledPs.versionCode < newPs.versionCode) { 12832 // Delete data for downgrades 12833 flags &= ~PackageManager.DELETE_KEEP_DATA; 12834 } else { 12835 // Preserve data by setting flag 12836 flags |= PackageManager.DELETE_KEEP_DATA; 12837 } 12838 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12839 allUserHandles, perUserInstalled, outInfo, writeSettings); 12840 if (!ret) { 12841 return false; 12842 } 12843 // writer 12844 synchronized (mPackages) { 12845 // Reinstate the old system package 12846 mSettings.enableSystemPackageLPw(newPs.name); 12847 // Remove any native libraries from the upgraded package. 12848 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12849 } 12850 // Install the system package 12851 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12852 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12853 if (locationIsPrivileged(disabledPs.codePath)) { 12854 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12855 } 12856 12857 final PackageParser.Package newPkg; 12858 try { 12859 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12860 } catch (PackageManagerException e) { 12861 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12862 return false; 12863 } 12864 12865 // writer 12866 synchronized (mPackages) { 12867 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12868 12869 // Propagate the permissions state as we do want to drop on the floor 12870 // runtime permissions. The update permissions method below will take 12871 // care of removing obsolete permissions and grant install permissions. 12872 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12873 updatePermissionsLPw(newPkg.packageName, newPkg, 12874 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12875 12876 if (applyUserRestrictions) { 12877 if (DEBUG_REMOVE) { 12878 Slog.d(TAG, "Propagating install state across reinstall"); 12879 } 12880 for (int i = 0; i < allUserHandles.length; i++) { 12881 if (DEBUG_REMOVE) { 12882 Slog.d(TAG, " user " + allUserHandles[i] 12883 + " => " + perUserInstalled[i]); 12884 } 12885 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12886 } 12887 // Regardless of writeSettings we need to ensure that this restriction 12888 // state propagation is persisted 12889 mSettings.writeAllUsersPackageRestrictionsLPr(); 12890 } 12891 // can downgrade to reader here 12892 if (writeSettings) { 12893 mSettings.writeLPr(); 12894 } 12895 } 12896 return true; 12897 } 12898 12899 private boolean deleteInstalledPackageLI(PackageSetting ps, 12900 boolean deleteCodeAndResources, int flags, 12901 int[] allUserHandles, boolean[] perUserInstalled, 12902 PackageRemovedInfo outInfo, boolean writeSettings) { 12903 if (outInfo != null) { 12904 outInfo.uid = ps.appId; 12905 } 12906 12907 // Delete package data from internal structures and also remove data if flag is set 12908 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12909 12910 // Delete application code and resources 12911 if (deleteCodeAndResources && (outInfo != null)) { 12912 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12913 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12914 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12915 } 12916 return true; 12917 } 12918 12919 @Override 12920 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12921 int userId) { 12922 mContext.enforceCallingOrSelfPermission( 12923 android.Manifest.permission.DELETE_PACKAGES, null); 12924 synchronized (mPackages) { 12925 PackageSetting ps = mSettings.mPackages.get(packageName); 12926 if (ps == null) { 12927 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12928 return false; 12929 } 12930 if (!ps.getInstalled(userId)) { 12931 // Can't block uninstall for an app that is not installed or enabled. 12932 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12933 return false; 12934 } 12935 ps.setBlockUninstall(blockUninstall, userId); 12936 mSettings.writePackageRestrictionsLPr(userId); 12937 } 12938 return true; 12939 } 12940 12941 @Override 12942 public boolean getBlockUninstallForUser(String packageName, int userId) { 12943 synchronized (mPackages) { 12944 PackageSetting ps = mSettings.mPackages.get(packageName); 12945 if (ps == null) { 12946 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12947 return false; 12948 } 12949 return ps.getBlockUninstall(userId); 12950 } 12951 } 12952 12953 /* 12954 * This method handles package deletion in general 12955 */ 12956 private boolean deletePackageLI(String packageName, UserHandle user, 12957 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12958 int flags, PackageRemovedInfo outInfo, 12959 boolean writeSettings) { 12960 if (packageName == null) { 12961 Slog.w(TAG, "Attempt to delete null packageName."); 12962 return false; 12963 } 12964 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12965 PackageSetting ps; 12966 boolean dataOnly = false; 12967 int removeUser = -1; 12968 int appId = -1; 12969 synchronized (mPackages) { 12970 ps = mSettings.mPackages.get(packageName); 12971 if (ps == null) { 12972 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12973 return false; 12974 } 12975 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12976 && user.getIdentifier() != UserHandle.USER_ALL) { 12977 // The caller is asking that the package only be deleted for a single 12978 // user. To do this, we just mark its uninstalled state and delete 12979 // its data. If this is a system app, we only allow this to happen if 12980 // they have set the special DELETE_SYSTEM_APP which requests different 12981 // semantics than normal for uninstalling system apps. 12982 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12983 ps.setUserState(user.getIdentifier(), 12984 COMPONENT_ENABLED_STATE_DEFAULT, 12985 false, //installed 12986 true, //stopped 12987 true, //notLaunched 12988 false, //hidden 12989 null, null, null, 12990 false, // blockUninstall 12991 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 12992 if (!isSystemApp(ps)) { 12993 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12994 // Other user still have this package installed, so all 12995 // we need to do is clear this user's data and save that 12996 // it is uninstalled. 12997 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12998 removeUser = user.getIdentifier(); 12999 appId = ps.appId; 13000 scheduleWritePackageRestrictionsLocked(removeUser); 13001 } else { 13002 // We need to set it back to 'installed' so the uninstall 13003 // broadcasts will be sent correctly. 13004 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13005 ps.setInstalled(true, user.getIdentifier()); 13006 } 13007 } else { 13008 // This is a system app, so we assume that the 13009 // other users still have this package installed, so all 13010 // we need to do is clear this user's data and save that 13011 // it is uninstalled. 13012 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13013 removeUser = user.getIdentifier(); 13014 appId = ps.appId; 13015 scheduleWritePackageRestrictionsLocked(removeUser); 13016 } 13017 } 13018 } 13019 13020 if (removeUser >= 0) { 13021 // From above, we determined that we are deleting this only 13022 // for a single user. Continue the work here. 13023 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13024 if (outInfo != null) { 13025 outInfo.removedPackage = packageName; 13026 outInfo.removedAppId = appId; 13027 outInfo.removedUsers = new int[] {removeUser}; 13028 } 13029 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13030 removeKeystoreDataIfNeeded(removeUser, appId); 13031 schedulePackageCleaning(packageName, removeUser, false); 13032 synchronized (mPackages) { 13033 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13034 scheduleWritePackageRestrictionsLocked(removeUser); 13035 } 13036 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13037 } 13038 return true; 13039 } 13040 13041 if (dataOnly) { 13042 // Delete application data first 13043 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13044 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13045 return true; 13046 } 13047 13048 boolean ret = false; 13049 if (isSystemApp(ps)) { 13050 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13051 // When an updated system application is deleted we delete the existing resources as well and 13052 // fall back to existing code in system partition 13053 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13054 flags, outInfo, writeSettings); 13055 } else { 13056 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13057 // Kill application pre-emptively especially for apps on sd. 13058 killApplication(packageName, ps.appId, "uninstall pkg"); 13059 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13060 allUserHandles, perUserInstalled, 13061 outInfo, writeSettings); 13062 } 13063 13064 return ret; 13065 } 13066 13067 private final class ClearStorageConnection implements ServiceConnection { 13068 IMediaContainerService mContainerService; 13069 13070 @Override 13071 public void onServiceConnected(ComponentName name, IBinder service) { 13072 synchronized (this) { 13073 mContainerService = IMediaContainerService.Stub.asInterface(service); 13074 notifyAll(); 13075 } 13076 } 13077 13078 @Override 13079 public void onServiceDisconnected(ComponentName name) { 13080 } 13081 } 13082 13083 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13084 final boolean mounted; 13085 if (Environment.isExternalStorageEmulated()) { 13086 mounted = true; 13087 } else { 13088 final String status = Environment.getExternalStorageState(); 13089 13090 mounted = status.equals(Environment.MEDIA_MOUNTED) 13091 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13092 } 13093 13094 if (!mounted) { 13095 return; 13096 } 13097 13098 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13099 int[] users; 13100 if (userId == UserHandle.USER_ALL) { 13101 users = sUserManager.getUserIds(); 13102 } else { 13103 users = new int[] { userId }; 13104 } 13105 final ClearStorageConnection conn = new ClearStorageConnection(); 13106 if (mContext.bindServiceAsUser( 13107 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13108 try { 13109 for (int curUser : users) { 13110 long timeout = SystemClock.uptimeMillis() + 5000; 13111 synchronized (conn) { 13112 long now = SystemClock.uptimeMillis(); 13113 while (conn.mContainerService == null && now < timeout) { 13114 try { 13115 conn.wait(timeout - now); 13116 } catch (InterruptedException e) { 13117 } 13118 } 13119 } 13120 if (conn.mContainerService == null) { 13121 return; 13122 } 13123 13124 final UserEnvironment userEnv = new UserEnvironment(curUser); 13125 clearDirectory(conn.mContainerService, 13126 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13127 if (allData) { 13128 clearDirectory(conn.mContainerService, 13129 userEnv.buildExternalStorageAppDataDirs(packageName)); 13130 clearDirectory(conn.mContainerService, 13131 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13132 } 13133 } 13134 } finally { 13135 mContext.unbindService(conn); 13136 } 13137 } 13138 } 13139 13140 @Override 13141 public void clearApplicationUserData(final String packageName, 13142 final IPackageDataObserver observer, final int userId) { 13143 mContext.enforceCallingOrSelfPermission( 13144 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13145 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13146 // Queue up an async operation since the package deletion may take a little while. 13147 mHandler.post(new Runnable() { 13148 public void run() { 13149 mHandler.removeCallbacks(this); 13150 final boolean succeeded; 13151 synchronized (mInstallLock) { 13152 succeeded = clearApplicationUserDataLI(packageName, userId); 13153 } 13154 clearExternalStorageDataSync(packageName, userId, true); 13155 if (succeeded) { 13156 // invoke DeviceStorageMonitor's update method to clear any notifications 13157 DeviceStorageMonitorInternal 13158 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13159 if (dsm != null) { 13160 dsm.checkMemory(); 13161 } 13162 } 13163 if(observer != null) { 13164 try { 13165 observer.onRemoveCompleted(packageName, succeeded); 13166 } catch (RemoteException e) { 13167 Log.i(TAG, "Observer no longer exists."); 13168 } 13169 } //end if observer 13170 } //end run 13171 }); 13172 } 13173 13174 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13175 if (packageName == null) { 13176 Slog.w(TAG, "Attempt to delete null packageName."); 13177 return false; 13178 } 13179 13180 // Try finding details about the requested package 13181 PackageParser.Package pkg; 13182 synchronized (mPackages) { 13183 pkg = mPackages.get(packageName); 13184 if (pkg == null) { 13185 final PackageSetting ps = mSettings.mPackages.get(packageName); 13186 if (ps != null) { 13187 pkg = ps.pkg; 13188 } 13189 } 13190 13191 if (pkg == null) { 13192 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13193 return false; 13194 } 13195 13196 PackageSetting ps = (PackageSetting) pkg.mExtras; 13197 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13198 } 13199 13200 // Always delete data directories for package, even if we found no other 13201 // record of app. This helps users recover from UID mismatches without 13202 // resorting to a full data wipe. 13203 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13204 if (retCode < 0) { 13205 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13206 return false; 13207 } 13208 13209 final int appId = pkg.applicationInfo.uid; 13210 removeKeystoreDataIfNeeded(userId, appId); 13211 13212 // Create a native library symlink only if we have native libraries 13213 // and if the native libraries are 32 bit libraries. We do not provide 13214 // this symlink for 64 bit libraries. 13215 if (pkg.applicationInfo.primaryCpuAbi != null && 13216 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13217 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13218 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13219 nativeLibPath, userId) < 0) { 13220 Slog.w(TAG, "Failed linking native library dir"); 13221 return false; 13222 } 13223 } 13224 13225 return true; 13226 } 13227 13228 /** 13229 * Reverts user permission state changes (permissions and flags). 13230 * 13231 * @param ps The package for which to reset. 13232 * @param userId The device user for which to do a reset. 13233 */ 13234 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13235 final PackageSetting ps, final int userId) { 13236 if (ps.pkg == null) { 13237 return; 13238 } 13239 13240 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13241 | FLAG_PERMISSION_USER_FIXED 13242 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13243 13244 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13245 | FLAG_PERMISSION_POLICY_FIXED; 13246 13247 boolean writeInstallPermissions = false; 13248 boolean writeRuntimePermissions = false; 13249 13250 final int permissionCount = ps.pkg.requestedPermissions.size(); 13251 for (int i = 0; i < permissionCount; i++) { 13252 String permission = ps.pkg.requestedPermissions.get(i); 13253 13254 BasePermission bp = mSettings.mPermissions.get(permission); 13255 if (bp == null) { 13256 continue; 13257 } 13258 13259 // If shared user we just reset the state to which only this app contributed. 13260 if (ps.sharedUser != null) { 13261 boolean used = false; 13262 final int packageCount = ps.sharedUser.packages.size(); 13263 for (int j = 0; j < packageCount; j++) { 13264 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13265 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13266 && pkg.pkg.requestedPermissions.contains(permission)) { 13267 used = true; 13268 break; 13269 } 13270 } 13271 if (used) { 13272 continue; 13273 } 13274 } 13275 13276 PermissionsState permissionsState = ps.getPermissionsState(); 13277 13278 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13279 13280 // Always clear the user settable flags. 13281 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13282 bp.name) != null; 13283 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13284 if (hasInstallState) { 13285 writeInstallPermissions = true; 13286 } else { 13287 writeRuntimePermissions = true; 13288 } 13289 } 13290 13291 // Below is only runtime permission handling. 13292 if (!bp.isRuntime()) { 13293 continue; 13294 } 13295 13296 // Never clobber system or policy. 13297 if ((oldFlags & policyOrSystemFlags) != 0) { 13298 continue; 13299 } 13300 13301 // If this permission was granted by default, make sure it is. 13302 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13303 if (permissionsState.grantRuntimePermission(bp, userId) 13304 != PERMISSION_OPERATION_FAILURE) { 13305 writeRuntimePermissions = true; 13306 } 13307 } else { 13308 // Otherwise, reset the permission. 13309 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13310 switch (revokeResult) { 13311 case PERMISSION_OPERATION_SUCCESS: { 13312 writeRuntimePermissions = true; 13313 } break; 13314 13315 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13316 writeRuntimePermissions = true; 13317 // If gids changed for this user, kill all affected packages. 13318 mHandler.post(new Runnable() { 13319 @Override 13320 public void run() { 13321 // This has to happen with no lock held. 13322 killSettingPackagesForUser(ps, userId, 13323 KILL_APP_REASON_GIDS_CHANGED); 13324 } 13325 }); 13326 } break; 13327 } 13328 } 13329 } 13330 13331 // Synchronously write as we are taking permissions away. 13332 if (writeRuntimePermissions) { 13333 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13334 } 13335 13336 // Synchronously write as we are taking permissions away. 13337 if (writeInstallPermissions) { 13338 mSettings.writeLPr(); 13339 } 13340 } 13341 13342 /** 13343 * Remove entries from the keystore daemon. Will only remove it if the 13344 * {@code appId} is valid. 13345 */ 13346 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13347 if (appId < 0) { 13348 return; 13349 } 13350 13351 final KeyStore keyStore = KeyStore.getInstance(); 13352 if (keyStore != null) { 13353 if (userId == UserHandle.USER_ALL) { 13354 for (final int individual : sUserManager.getUserIds()) { 13355 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13356 } 13357 } else { 13358 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13359 } 13360 } else { 13361 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13362 } 13363 } 13364 13365 @Override 13366 public void deleteApplicationCacheFiles(final String packageName, 13367 final IPackageDataObserver observer) { 13368 mContext.enforceCallingOrSelfPermission( 13369 android.Manifest.permission.DELETE_CACHE_FILES, null); 13370 // Queue up an async operation since the package deletion may take a little while. 13371 final int userId = UserHandle.getCallingUserId(); 13372 mHandler.post(new Runnable() { 13373 public void run() { 13374 mHandler.removeCallbacks(this); 13375 final boolean succeded; 13376 synchronized (mInstallLock) { 13377 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13378 } 13379 clearExternalStorageDataSync(packageName, userId, false); 13380 if (observer != null) { 13381 try { 13382 observer.onRemoveCompleted(packageName, succeded); 13383 } catch (RemoteException e) { 13384 Log.i(TAG, "Observer no longer exists."); 13385 } 13386 } //end if observer 13387 } //end run 13388 }); 13389 } 13390 13391 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13392 if (packageName == null) { 13393 Slog.w(TAG, "Attempt to delete null packageName."); 13394 return false; 13395 } 13396 PackageParser.Package p; 13397 synchronized (mPackages) { 13398 p = mPackages.get(packageName); 13399 } 13400 if (p == null) { 13401 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13402 return false; 13403 } 13404 final ApplicationInfo applicationInfo = p.applicationInfo; 13405 if (applicationInfo == null) { 13406 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13407 return false; 13408 } 13409 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13410 if (retCode < 0) { 13411 Slog.w(TAG, "Couldn't remove cache files for package: " 13412 + packageName + " u" + userId); 13413 return false; 13414 } 13415 return true; 13416 } 13417 13418 @Override 13419 public void getPackageSizeInfo(final String packageName, int userHandle, 13420 final IPackageStatsObserver observer) { 13421 mContext.enforceCallingOrSelfPermission( 13422 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13423 if (packageName == null) { 13424 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13425 } 13426 13427 PackageStats stats = new PackageStats(packageName, userHandle); 13428 13429 /* 13430 * Queue up an async operation since the package measurement may take a 13431 * little while. 13432 */ 13433 Message msg = mHandler.obtainMessage(INIT_COPY); 13434 msg.obj = new MeasureParams(stats, observer); 13435 mHandler.sendMessage(msg); 13436 } 13437 13438 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13439 PackageStats pStats) { 13440 if (packageName == null) { 13441 Slog.w(TAG, "Attempt to get size of null packageName."); 13442 return false; 13443 } 13444 PackageParser.Package p; 13445 boolean dataOnly = false; 13446 String libDirRoot = null; 13447 String asecPath = null; 13448 PackageSetting ps = null; 13449 synchronized (mPackages) { 13450 p = mPackages.get(packageName); 13451 ps = mSettings.mPackages.get(packageName); 13452 if(p == null) { 13453 dataOnly = true; 13454 if((ps == null) || (ps.pkg == null)) { 13455 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13456 return false; 13457 } 13458 p = ps.pkg; 13459 } 13460 if (ps != null) { 13461 libDirRoot = ps.legacyNativeLibraryPathString; 13462 } 13463 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13464 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13465 if (secureContainerId != null) { 13466 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13467 } 13468 } 13469 } 13470 String publicSrcDir = null; 13471 if(!dataOnly) { 13472 final ApplicationInfo applicationInfo = p.applicationInfo; 13473 if (applicationInfo == null) { 13474 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13475 return false; 13476 } 13477 if (p.isForwardLocked()) { 13478 publicSrcDir = applicationInfo.getBaseResourcePath(); 13479 } 13480 } 13481 // TODO: extend to measure size of split APKs 13482 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13483 // not just the first level. 13484 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13485 // just the primary. 13486 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13487 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13488 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13489 if (res < 0) { 13490 return false; 13491 } 13492 13493 // Fix-up for forward-locked applications in ASEC containers. 13494 if (!isExternal(p)) { 13495 pStats.codeSize += pStats.externalCodeSize; 13496 pStats.externalCodeSize = 0L; 13497 } 13498 13499 return true; 13500 } 13501 13502 13503 @Override 13504 public void addPackageToPreferred(String packageName) { 13505 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13506 } 13507 13508 @Override 13509 public void removePackageFromPreferred(String packageName) { 13510 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13511 } 13512 13513 @Override 13514 public List<PackageInfo> getPreferredPackages(int flags) { 13515 return new ArrayList<PackageInfo>(); 13516 } 13517 13518 private int getUidTargetSdkVersionLockedLPr(int uid) { 13519 Object obj = mSettings.getUserIdLPr(uid); 13520 if (obj instanceof SharedUserSetting) { 13521 final SharedUserSetting sus = (SharedUserSetting) obj; 13522 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13523 final Iterator<PackageSetting> it = sus.packages.iterator(); 13524 while (it.hasNext()) { 13525 final PackageSetting ps = it.next(); 13526 if (ps.pkg != null) { 13527 int v = ps.pkg.applicationInfo.targetSdkVersion; 13528 if (v < vers) vers = v; 13529 } 13530 } 13531 return vers; 13532 } else if (obj instanceof PackageSetting) { 13533 final PackageSetting ps = (PackageSetting) obj; 13534 if (ps.pkg != null) { 13535 return ps.pkg.applicationInfo.targetSdkVersion; 13536 } 13537 } 13538 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13539 } 13540 13541 @Override 13542 public void addPreferredActivity(IntentFilter filter, int match, 13543 ComponentName[] set, ComponentName activity, int userId) { 13544 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13545 "Adding preferred"); 13546 } 13547 13548 private void addPreferredActivityInternal(IntentFilter filter, int match, 13549 ComponentName[] set, ComponentName activity, boolean always, int userId, 13550 String opname) { 13551 // writer 13552 int callingUid = Binder.getCallingUid(); 13553 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13554 if (filter.countActions() == 0) { 13555 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13556 return; 13557 } 13558 synchronized (mPackages) { 13559 if (mContext.checkCallingOrSelfPermission( 13560 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13561 != PackageManager.PERMISSION_GRANTED) { 13562 if (getUidTargetSdkVersionLockedLPr(callingUid) 13563 < Build.VERSION_CODES.FROYO) { 13564 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13565 + callingUid); 13566 return; 13567 } 13568 mContext.enforceCallingOrSelfPermission( 13569 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13570 } 13571 13572 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13573 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13574 + userId + ":"); 13575 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13576 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13577 scheduleWritePackageRestrictionsLocked(userId); 13578 } 13579 } 13580 13581 @Override 13582 public void replacePreferredActivity(IntentFilter filter, int match, 13583 ComponentName[] set, ComponentName activity, int userId) { 13584 if (filter.countActions() != 1) { 13585 throw new IllegalArgumentException( 13586 "replacePreferredActivity expects filter to have only 1 action."); 13587 } 13588 if (filter.countDataAuthorities() != 0 13589 || filter.countDataPaths() != 0 13590 || filter.countDataSchemes() > 1 13591 || filter.countDataTypes() != 0) { 13592 throw new IllegalArgumentException( 13593 "replacePreferredActivity expects filter to have no data authorities, " + 13594 "paths, or types; and at most one scheme."); 13595 } 13596 13597 final int callingUid = Binder.getCallingUid(); 13598 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13599 synchronized (mPackages) { 13600 if (mContext.checkCallingOrSelfPermission( 13601 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13602 != PackageManager.PERMISSION_GRANTED) { 13603 if (getUidTargetSdkVersionLockedLPr(callingUid) 13604 < Build.VERSION_CODES.FROYO) { 13605 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13606 + Binder.getCallingUid()); 13607 return; 13608 } 13609 mContext.enforceCallingOrSelfPermission( 13610 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13611 } 13612 13613 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13614 if (pir != null) { 13615 // Get all of the existing entries that exactly match this filter. 13616 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13617 if (existing != null && existing.size() == 1) { 13618 PreferredActivity cur = existing.get(0); 13619 if (DEBUG_PREFERRED) { 13620 Slog.i(TAG, "Checking replace of preferred:"); 13621 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13622 if (!cur.mPref.mAlways) { 13623 Slog.i(TAG, " -- CUR; not mAlways!"); 13624 } else { 13625 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13626 Slog.i(TAG, " -- CUR: mSet=" 13627 + Arrays.toString(cur.mPref.mSetComponents)); 13628 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13629 Slog.i(TAG, " -- NEW: mMatch=" 13630 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13631 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13632 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13633 } 13634 } 13635 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13636 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13637 && cur.mPref.sameSet(set)) { 13638 // Setting the preferred activity to what it happens to be already 13639 if (DEBUG_PREFERRED) { 13640 Slog.i(TAG, "Replacing with same preferred activity " 13641 + cur.mPref.mShortComponent + " for user " 13642 + userId + ":"); 13643 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13644 } 13645 return; 13646 } 13647 } 13648 13649 if (existing != null) { 13650 if (DEBUG_PREFERRED) { 13651 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13652 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13653 } 13654 for (int i = 0; i < existing.size(); i++) { 13655 PreferredActivity pa = existing.get(i); 13656 if (DEBUG_PREFERRED) { 13657 Slog.i(TAG, "Removing existing preferred activity " 13658 + pa.mPref.mComponent + ":"); 13659 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13660 } 13661 pir.removeFilter(pa); 13662 } 13663 } 13664 } 13665 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13666 "Replacing preferred"); 13667 } 13668 } 13669 13670 @Override 13671 public void clearPackagePreferredActivities(String packageName) { 13672 final int uid = Binder.getCallingUid(); 13673 // writer 13674 synchronized (mPackages) { 13675 PackageParser.Package pkg = mPackages.get(packageName); 13676 if (pkg == null || pkg.applicationInfo.uid != uid) { 13677 if (mContext.checkCallingOrSelfPermission( 13678 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13679 != PackageManager.PERMISSION_GRANTED) { 13680 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13681 < Build.VERSION_CODES.FROYO) { 13682 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13683 + Binder.getCallingUid()); 13684 return; 13685 } 13686 mContext.enforceCallingOrSelfPermission( 13687 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13688 } 13689 } 13690 13691 int user = UserHandle.getCallingUserId(); 13692 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13693 scheduleWritePackageRestrictionsLocked(user); 13694 } 13695 } 13696 } 13697 13698 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13699 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13700 ArrayList<PreferredActivity> removed = null; 13701 boolean changed = false; 13702 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13703 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13704 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13705 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13706 continue; 13707 } 13708 Iterator<PreferredActivity> it = pir.filterIterator(); 13709 while (it.hasNext()) { 13710 PreferredActivity pa = it.next(); 13711 // Mark entry for removal only if it matches the package name 13712 // and the entry is of type "always". 13713 if (packageName == null || 13714 (pa.mPref.mComponent.getPackageName().equals(packageName) 13715 && pa.mPref.mAlways)) { 13716 if (removed == null) { 13717 removed = new ArrayList<PreferredActivity>(); 13718 } 13719 removed.add(pa); 13720 } 13721 } 13722 if (removed != null) { 13723 for (int j=0; j<removed.size(); j++) { 13724 PreferredActivity pa = removed.get(j); 13725 pir.removeFilter(pa); 13726 } 13727 changed = true; 13728 } 13729 } 13730 return changed; 13731 } 13732 13733 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13734 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13735 if (userId == UserHandle.USER_ALL) { 13736 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13737 sUserManager.getUserIds())) { 13738 for (int oneUserId : sUserManager.getUserIds()) { 13739 scheduleWritePackageRestrictionsLocked(oneUserId); 13740 } 13741 } 13742 } else { 13743 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13744 scheduleWritePackageRestrictionsLocked(userId); 13745 } 13746 } 13747 } 13748 13749 13750 void clearDefaultBrowserIfNeeded(String packageName) { 13751 for (int oneUserId : sUserManager.getUserIds()) { 13752 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13753 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13754 if (packageName.equals(defaultBrowserPackageName)) { 13755 setDefaultBrowserPackageName(null, oneUserId); 13756 } 13757 } 13758 } 13759 13760 @Override 13761 public void resetPreferredActivities(int userId) { 13762 mContext.enforceCallingOrSelfPermission( 13763 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13764 // writer 13765 synchronized (mPackages) { 13766 clearPackagePreferredActivitiesLPw(null, userId); 13767 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13768 applyFactoryDefaultBrowserLPw(userId); 13769 primeDomainVerificationsLPw(userId); 13770 13771 scheduleWritePackageRestrictionsLocked(userId); 13772 } 13773 } 13774 13775 @Override 13776 public int getPreferredActivities(List<IntentFilter> outFilters, 13777 List<ComponentName> outActivities, String packageName) { 13778 13779 int num = 0; 13780 final int userId = UserHandle.getCallingUserId(); 13781 // reader 13782 synchronized (mPackages) { 13783 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13784 if (pir != null) { 13785 final Iterator<PreferredActivity> it = pir.filterIterator(); 13786 while (it.hasNext()) { 13787 final PreferredActivity pa = it.next(); 13788 if (packageName == null 13789 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13790 && pa.mPref.mAlways)) { 13791 if (outFilters != null) { 13792 outFilters.add(new IntentFilter(pa)); 13793 } 13794 if (outActivities != null) { 13795 outActivities.add(pa.mPref.mComponent); 13796 } 13797 } 13798 } 13799 } 13800 } 13801 13802 return num; 13803 } 13804 13805 @Override 13806 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13807 int userId) { 13808 int callingUid = Binder.getCallingUid(); 13809 if (callingUid != Process.SYSTEM_UID) { 13810 throw new SecurityException( 13811 "addPersistentPreferredActivity can only be run by the system"); 13812 } 13813 if (filter.countActions() == 0) { 13814 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13815 return; 13816 } 13817 synchronized (mPackages) { 13818 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13819 " :"); 13820 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13821 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13822 new PersistentPreferredActivity(filter, activity)); 13823 scheduleWritePackageRestrictionsLocked(userId); 13824 } 13825 } 13826 13827 @Override 13828 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13829 int callingUid = Binder.getCallingUid(); 13830 if (callingUid != Process.SYSTEM_UID) { 13831 throw new SecurityException( 13832 "clearPackagePersistentPreferredActivities can only be run by the system"); 13833 } 13834 ArrayList<PersistentPreferredActivity> removed = null; 13835 boolean changed = false; 13836 synchronized (mPackages) { 13837 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13838 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13839 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13840 .valueAt(i); 13841 if (userId != thisUserId) { 13842 continue; 13843 } 13844 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13845 while (it.hasNext()) { 13846 PersistentPreferredActivity ppa = it.next(); 13847 // Mark entry for removal only if it matches the package name. 13848 if (ppa.mComponent.getPackageName().equals(packageName)) { 13849 if (removed == null) { 13850 removed = new ArrayList<PersistentPreferredActivity>(); 13851 } 13852 removed.add(ppa); 13853 } 13854 } 13855 if (removed != null) { 13856 for (int j=0; j<removed.size(); j++) { 13857 PersistentPreferredActivity ppa = removed.get(j); 13858 ppir.removeFilter(ppa); 13859 } 13860 changed = true; 13861 } 13862 } 13863 13864 if (changed) { 13865 scheduleWritePackageRestrictionsLocked(userId); 13866 } 13867 } 13868 } 13869 13870 /** 13871 * Common machinery for picking apart a restored XML blob and passing 13872 * it to a caller-supplied functor to be applied to the running system. 13873 */ 13874 private void restoreFromXml(XmlPullParser parser, int userId, 13875 String expectedStartTag, BlobXmlRestorer functor) 13876 throws IOException, XmlPullParserException { 13877 int type; 13878 while ((type = parser.next()) != XmlPullParser.START_TAG 13879 && type != XmlPullParser.END_DOCUMENT) { 13880 } 13881 if (type != XmlPullParser.START_TAG) { 13882 // oops didn't find a start tag?! 13883 if (DEBUG_BACKUP) { 13884 Slog.e(TAG, "Didn't find start tag during restore"); 13885 } 13886 return; 13887 } 13888 13889 // this is supposed to be TAG_PREFERRED_BACKUP 13890 if (!expectedStartTag.equals(parser.getName())) { 13891 if (DEBUG_BACKUP) { 13892 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13893 } 13894 return; 13895 } 13896 13897 // skip interfering stuff, then we're aligned with the backing implementation 13898 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13899 functor.apply(parser, userId); 13900 } 13901 13902 private interface BlobXmlRestorer { 13903 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13904 } 13905 13906 /** 13907 * Non-Binder method, support for the backup/restore mechanism: write the 13908 * full set of preferred activities in its canonical XML format. Returns the 13909 * XML output as a byte array, or null if there is none. 13910 */ 13911 @Override 13912 public byte[] getPreferredActivityBackup(int userId) { 13913 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13914 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13915 } 13916 13917 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13918 try { 13919 final XmlSerializer serializer = new FastXmlSerializer(); 13920 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13921 serializer.startDocument(null, true); 13922 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13923 13924 synchronized (mPackages) { 13925 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13926 } 13927 13928 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13929 serializer.endDocument(); 13930 serializer.flush(); 13931 } catch (Exception e) { 13932 if (DEBUG_BACKUP) { 13933 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13934 } 13935 return null; 13936 } 13937 13938 return dataStream.toByteArray(); 13939 } 13940 13941 @Override 13942 public void restorePreferredActivities(byte[] backup, int userId) { 13943 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13944 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13945 } 13946 13947 try { 13948 final XmlPullParser parser = Xml.newPullParser(); 13949 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13950 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13951 new BlobXmlRestorer() { 13952 @Override 13953 public void apply(XmlPullParser parser, int userId) 13954 throws XmlPullParserException, IOException { 13955 synchronized (mPackages) { 13956 mSettings.readPreferredActivitiesLPw(parser, userId); 13957 } 13958 } 13959 } ); 13960 } catch (Exception e) { 13961 if (DEBUG_BACKUP) { 13962 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13963 } 13964 } 13965 } 13966 13967 /** 13968 * Non-Binder method, support for the backup/restore mechanism: write the 13969 * default browser (etc) settings in its canonical XML format. Returns the default 13970 * browser XML representation as a byte array, or null if there is none. 13971 */ 13972 @Override 13973 public byte[] getDefaultAppsBackup(int userId) { 13974 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13975 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13976 } 13977 13978 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13979 try { 13980 final XmlSerializer serializer = new FastXmlSerializer(); 13981 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13982 serializer.startDocument(null, true); 13983 serializer.startTag(null, TAG_DEFAULT_APPS); 13984 13985 synchronized (mPackages) { 13986 mSettings.writeDefaultAppsLPr(serializer, userId); 13987 } 13988 13989 serializer.endTag(null, TAG_DEFAULT_APPS); 13990 serializer.endDocument(); 13991 serializer.flush(); 13992 } catch (Exception e) { 13993 if (DEBUG_BACKUP) { 13994 Slog.e(TAG, "Unable to write default apps for backup", e); 13995 } 13996 return null; 13997 } 13998 13999 return dataStream.toByteArray(); 14000 } 14001 14002 @Override 14003 public void restoreDefaultApps(byte[] backup, int userId) { 14004 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14005 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14006 } 14007 14008 try { 14009 final XmlPullParser parser = Xml.newPullParser(); 14010 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14011 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14012 new BlobXmlRestorer() { 14013 @Override 14014 public void apply(XmlPullParser parser, int userId) 14015 throws XmlPullParserException, IOException { 14016 synchronized (mPackages) { 14017 mSettings.readDefaultAppsLPw(parser, userId); 14018 } 14019 } 14020 } ); 14021 } catch (Exception e) { 14022 if (DEBUG_BACKUP) { 14023 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14024 } 14025 } 14026 } 14027 14028 @Override 14029 public byte[] getIntentFilterVerificationBackup(int userId) { 14030 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14031 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14032 } 14033 14034 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14035 try { 14036 final XmlSerializer serializer = new FastXmlSerializer(); 14037 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14038 serializer.startDocument(null, true); 14039 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14040 14041 synchronized (mPackages) { 14042 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14043 } 14044 14045 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14046 serializer.endDocument(); 14047 serializer.flush(); 14048 } catch (Exception e) { 14049 if (DEBUG_BACKUP) { 14050 Slog.e(TAG, "Unable to write default apps for backup", e); 14051 } 14052 return null; 14053 } 14054 14055 return dataStream.toByteArray(); 14056 } 14057 14058 @Override 14059 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14060 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14061 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14062 } 14063 14064 try { 14065 final XmlPullParser parser = Xml.newPullParser(); 14066 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14067 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14068 new BlobXmlRestorer() { 14069 @Override 14070 public void apply(XmlPullParser parser, int userId) 14071 throws XmlPullParserException, IOException { 14072 synchronized (mPackages) { 14073 mSettings.readAllDomainVerificationsLPr(parser, userId); 14074 mSettings.writeLPr(); 14075 } 14076 } 14077 } ); 14078 } catch (Exception e) { 14079 if (DEBUG_BACKUP) { 14080 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14081 } 14082 } 14083 } 14084 14085 @Override 14086 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14087 int sourceUserId, int targetUserId, int flags) { 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 if (intentFilter.countActions() == 0) { 14094 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14095 return; 14096 } 14097 synchronized (mPackages) { 14098 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14099 ownerPackage, targetUserId, flags); 14100 CrossProfileIntentResolver resolver = 14101 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14102 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14103 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14104 if (existing != null) { 14105 int size = existing.size(); 14106 for (int i = 0; i < size; i++) { 14107 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14108 return; 14109 } 14110 } 14111 } 14112 resolver.addFilter(newFilter); 14113 scheduleWritePackageRestrictionsLocked(sourceUserId); 14114 } 14115 } 14116 14117 @Override 14118 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14119 mContext.enforceCallingOrSelfPermission( 14120 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14121 int callingUid = Binder.getCallingUid(); 14122 enforceOwnerRights(ownerPackage, callingUid); 14123 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14124 synchronized (mPackages) { 14125 CrossProfileIntentResolver resolver = 14126 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14127 ArraySet<CrossProfileIntentFilter> set = 14128 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14129 for (CrossProfileIntentFilter filter : set) { 14130 if (filter.getOwnerPackage().equals(ownerPackage)) { 14131 resolver.removeFilter(filter); 14132 } 14133 } 14134 scheduleWritePackageRestrictionsLocked(sourceUserId); 14135 } 14136 } 14137 14138 // Enforcing that callingUid is owning pkg on userId 14139 private void enforceOwnerRights(String pkg, int callingUid) { 14140 // The system owns everything. 14141 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14142 return; 14143 } 14144 int callingUserId = UserHandle.getUserId(callingUid); 14145 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14146 if (pi == null) { 14147 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14148 + callingUserId); 14149 } 14150 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14151 throw new SecurityException("Calling uid " + callingUid 14152 + " does not own package " + pkg); 14153 } 14154 } 14155 14156 @Override 14157 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14158 Intent intent = new Intent(Intent.ACTION_MAIN); 14159 intent.addCategory(Intent.CATEGORY_HOME); 14160 14161 final int callingUserId = UserHandle.getCallingUserId(); 14162 List<ResolveInfo> list = queryIntentActivities(intent, null, 14163 PackageManager.GET_META_DATA, callingUserId); 14164 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14165 true, false, false, callingUserId); 14166 14167 allHomeCandidates.clear(); 14168 if (list != null) { 14169 for (ResolveInfo ri : list) { 14170 allHomeCandidates.add(ri); 14171 } 14172 } 14173 return (preferred == null || preferred.activityInfo == null) 14174 ? null 14175 : new ComponentName(preferred.activityInfo.packageName, 14176 preferred.activityInfo.name); 14177 } 14178 14179 @Override 14180 public void setApplicationEnabledSetting(String appPackageName, 14181 int newState, int flags, int userId, String callingPackage) { 14182 if (!sUserManager.exists(userId)) return; 14183 if (callingPackage == null) { 14184 callingPackage = Integer.toString(Binder.getCallingUid()); 14185 } 14186 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14187 } 14188 14189 @Override 14190 public void setComponentEnabledSetting(ComponentName componentName, 14191 int newState, int flags, int userId) { 14192 if (!sUserManager.exists(userId)) return; 14193 setEnabledSetting(componentName.getPackageName(), 14194 componentName.getClassName(), newState, flags, userId, null); 14195 } 14196 14197 private void setEnabledSetting(final String packageName, String className, int newState, 14198 final int flags, int userId, String callingPackage) { 14199 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14200 || newState == COMPONENT_ENABLED_STATE_ENABLED 14201 || newState == COMPONENT_ENABLED_STATE_DISABLED 14202 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14203 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14204 throw new IllegalArgumentException("Invalid new component state: " 14205 + newState); 14206 } 14207 PackageSetting pkgSetting; 14208 final int uid = Binder.getCallingUid(); 14209 final int permission = mContext.checkCallingOrSelfPermission( 14210 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14211 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14212 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14213 boolean sendNow = false; 14214 boolean isApp = (className == null); 14215 String componentName = isApp ? packageName : className; 14216 int packageUid = -1; 14217 ArrayList<String> components; 14218 14219 // writer 14220 synchronized (mPackages) { 14221 pkgSetting = mSettings.mPackages.get(packageName); 14222 if (pkgSetting == null) { 14223 if (className == null) { 14224 throw new IllegalArgumentException( 14225 "Unknown package: " + packageName); 14226 } 14227 throw new IllegalArgumentException( 14228 "Unknown component: " + packageName 14229 + "/" + className); 14230 } 14231 // Allow root and verify that userId is not being specified by a different user 14232 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14233 throw new SecurityException( 14234 "Permission Denial: attempt to change component state from pid=" 14235 + Binder.getCallingPid() 14236 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14237 } 14238 if (className == null) { 14239 // We're dealing with an application/package level state change 14240 if (pkgSetting.getEnabled(userId) == newState) { 14241 // Nothing to do 14242 return; 14243 } 14244 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14245 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14246 // Don't care about who enables an app. 14247 callingPackage = null; 14248 } 14249 pkgSetting.setEnabled(newState, userId, callingPackage); 14250 // pkgSetting.pkg.mSetEnabled = newState; 14251 } else { 14252 // We're dealing with a component level state change 14253 // First, verify that this is a valid class name. 14254 PackageParser.Package pkg = pkgSetting.pkg; 14255 if (pkg == null || !pkg.hasComponentClassName(className)) { 14256 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14257 throw new IllegalArgumentException("Component class " + className 14258 + " does not exist in " + packageName); 14259 } else { 14260 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14261 + className + " does not exist in " + packageName); 14262 } 14263 } 14264 switch (newState) { 14265 case COMPONENT_ENABLED_STATE_ENABLED: 14266 if (!pkgSetting.enableComponentLPw(className, userId)) { 14267 return; 14268 } 14269 break; 14270 case COMPONENT_ENABLED_STATE_DISABLED: 14271 if (!pkgSetting.disableComponentLPw(className, userId)) { 14272 return; 14273 } 14274 break; 14275 case COMPONENT_ENABLED_STATE_DEFAULT: 14276 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14277 return; 14278 } 14279 break; 14280 default: 14281 Slog.e(TAG, "Invalid new component state: " + newState); 14282 return; 14283 } 14284 } 14285 scheduleWritePackageRestrictionsLocked(userId); 14286 components = mPendingBroadcasts.get(userId, packageName); 14287 final boolean newPackage = components == null; 14288 if (newPackage) { 14289 components = new ArrayList<String>(); 14290 } 14291 if (!components.contains(componentName)) { 14292 components.add(componentName); 14293 } 14294 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14295 sendNow = true; 14296 // Purge entry from pending broadcast list if another one exists already 14297 // since we are sending one right away. 14298 mPendingBroadcasts.remove(userId, packageName); 14299 } else { 14300 if (newPackage) { 14301 mPendingBroadcasts.put(userId, packageName, components); 14302 } 14303 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14304 // Schedule a message 14305 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14306 } 14307 } 14308 } 14309 14310 long callingId = Binder.clearCallingIdentity(); 14311 try { 14312 if (sendNow) { 14313 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14314 sendPackageChangedBroadcast(packageName, 14315 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14316 } 14317 } finally { 14318 Binder.restoreCallingIdentity(callingId); 14319 } 14320 } 14321 14322 private void sendPackageChangedBroadcast(String packageName, 14323 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14324 if (DEBUG_INSTALL) 14325 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14326 + componentNames); 14327 Bundle extras = new Bundle(4); 14328 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14329 String nameList[] = new String[componentNames.size()]; 14330 componentNames.toArray(nameList); 14331 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14332 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14333 extras.putInt(Intent.EXTRA_UID, packageUid); 14334 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14335 new int[] {UserHandle.getUserId(packageUid)}); 14336 } 14337 14338 @Override 14339 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14340 if (!sUserManager.exists(userId)) return; 14341 final int uid = Binder.getCallingUid(); 14342 final int permission = mContext.checkCallingOrSelfPermission( 14343 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14344 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14345 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14346 // writer 14347 synchronized (mPackages) { 14348 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14349 allowedByPermission, uid, userId)) { 14350 scheduleWritePackageRestrictionsLocked(userId); 14351 } 14352 } 14353 } 14354 14355 @Override 14356 public String getInstallerPackageName(String packageName) { 14357 // reader 14358 synchronized (mPackages) { 14359 return mSettings.getInstallerPackageNameLPr(packageName); 14360 } 14361 } 14362 14363 @Override 14364 public int getApplicationEnabledSetting(String packageName, int userId) { 14365 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14366 int uid = Binder.getCallingUid(); 14367 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14368 // reader 14369 synchronized (mPackages) { 14370 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14371 } 14372 } 14373 14374 @Override 14375 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14376 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14377 int uid = Binder.getCallingUid(); 14378 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14379 // reader 14380 synchronized (mPackages) { 14381 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14382 } 14383 } 14384 14385 @Override 14386 public void enterSafeMode() { 14387 enforceSystemOrRoot("Only the system can request entering safe mode"); 14388 14389 if (!mSystemReady) { 14390 mSafeMode = true; 14391 } 14392 } 14393 14394 @Override 14395 public void systemReady() { 14396 mSystemReady = true; 14397 14398 // Read the compatibilty setting when the system is ready. 14399 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14400 mContext.getContentResolver(), 14401 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14402 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14403 if (DEBUG_SETTINGS) { 14404 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14405 } 14406 14407 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14408 14409 synchronized (mPackages) { 14410 // Verify that all of the preferred activity components actually 14411 // exist. It is possible for applications to be updated and at 14412 // that point remove a previously declared activity component that 14413 // had been set as a preferred activity. We try to clean this up 14414 // the next time we encounter that preferred activity, but it is 14415 // possible for the user flow to never be able to return to that 14416 // situation so here we do a sanity check to make sure we haven't 14417 // left any junk around. 14418 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14419 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14420 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14421 removed.clear(); 14422 for (PreferredActivity pa : pir.filterSet()) { 14423 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14424 removed.add(pa); 14425 } 14426 } 14427 if (removed.size() > 0) { 14428 for (int r=0; r<removed.size(); r++) { 14429 PreferredActivity pa = removed.get(r); 14430 Slog.w(TAG, "Removing dangling preferred activity: " 14431 + pa.mPref.mComponent); 14432 pir.removeFilter(pa); 14433 } 14434 mSettings.writePackageRestrictionsLPr( 14435 mSettings.mPreferredActivities.keyAt(i)); 14436 } 14437 } 14438 14439 for (int userId : UserManagerService.getInstance().getUserIds()) { 14440 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14441 grantPermissionsUserIds = ArrayUtils.appendInt( 14442 grantPermissionsUserIds, userId); 14443 } 14444 } 14445 } 14446 sUserManager.systemReady(); 14447 14448 // If we upgraded grant all default permissions before kicking off. 14449 for (int userId : grantPermissionsUserIds) { 14450 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14451 } 14452 14453 // Kick off any messages waiting for system ready 14454 if (mPostSystemReadyMessages != null) { 14455 for (Message msg : mPostSystemReadyMessages) { 14456 msg.sendToTarget(); 14457 } 14458 mPostSystemReadyMessages = null; 14459 } 14460 14461 // Watch for external volumes that come and go over time 14462 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14463 storage.registerListener(mStorageListener); 14464 14465 mInstallerService.systemReady(); 14466 mPackageDexOptimizer.systemReady(); 14467 } 14468 14469 @Override 14470 public boolean isSafeMode() { 14471 return mSafeMode; 14472 } 14473 14474 @Override 14475 public boolean hasSystemUidErrors() { 14476 return mHasSystemUidErrors; 14477 } 14478 14479 static String arrayToString(int[] array) { 14480 StringBuffer buf = new StringBuffer(128); 14481 buf.append('['); 14482 if (array != null) { 14483 for (int i=0; i<array.length; i++) { 14484 if (i > 0) buf.append(", "); 14485 buf.append(array[i]); 14486 } 14487 } 14488 buf.append(']'); 14489 return buf.toString(); 14490 } 14491 14492 static class DumpState { 14493 public static final int DUMP_LIBS = 1 << 0; 14494 public static final int DUMP_FEATURES = 1 << 1; 14495 public static final int DUMP_RESOLVERS = 1 << 2; 14496 public static final int DUMP_PERMISSIONS = 1 << 3; 14497 public static final int DUMP_PACKAGES = 1 << 4; 14498 public static final int DUMP_SHARED_USERS = 1 << 5; 14499 public static final int DUMP_MESSAGES = 1 << 6; 14500 public static final int DUMP_PROVIDERS = 1 << 7; 14501 public static final int DUMP_VERIFIERS = 1 << 8; 14502 public static final int DUMP_PREFERRED = 1 << 9; 14503 public static final int DUMP_PREFERRED_XML = 1 << 10; 14504 public static final int DUMP_KEYSETS = 1 << 11; 14505 public static final int DUMP_VERSION = 1 << 12; 14506 public static final int DUMP_INSTALLS = 1 << 13; 14507 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14508 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14509 14510 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14511 14512 private int mTypes; 14513 14514 private int mOptions; 14515 14516 private boolean mTitlePrinted; 14517 14518 private SharedUserSetting mSharedUser; 14519 14520 public boolean isDumping(int type) { 14521 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14522 return true; 14523 } 14524 14525 return (mTypes & type) != 0; 14526 } 14527 14528 public void setDump(int type) { 14529 mTypes |= type; 14530 } 14531 14532 public boolean isOptionEnabled(int option) { 14533 return (mOptions & option) != 0; 14534 } 14535 14536 public void setOptionEnabled(int option) { 14537 mOptions |= option; 14538 } 14539 14540 public boolean onTitlePrinted() { 14541 final boolean printed = mTitlePrinted; 14542 mTitlePrinted = true; 14543 return printed; 14544 } 14545 14546 public boolean getTitlePrinted() { 14547 return mTitlePrinted; 14548 } 14549 14550 public void setTitlePrinted(boolean enabled) { 14551 mTitlePrinted = enabled; 14552 } 14553 14554 public SharedUserSetting getSharedUser() { 14555 return mSharedUser; 14556 } 14557 14558 public void setSharedUser(SharedUserSetting user) { 14559 mSharedUser = user; 14560 } 14561 } 14562 14563 @Override 14564 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14565 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14566 != PackageManager.PERMISSION_GRANTED) { 14567 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14568 + Binder.getCallingPid() 14569 + ", uid=" + Binder.getCallingUid() 14570 + " without permission " 14571 + android.Manifest.permission.DUMP); 14572 return; 14573 } 14574 14575 DumpState dumpState = new DumpState(); 14576 boolean fullPreferred = false; 14577 boolean checkin = false; 14578 14579 String packageName = null; 14580 ArraySet<String> permissionNames = null; 14581 14582 int opti = 0; 14583 while (opti < args.length) { 14584 String opt = args[opti]; 14585 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14586 break; 14587 } 14588 opti++; 14589 14590 if ("-a".equals(opt)) { 14591 // Right now we only know how to print all. 14592 } else if ("-h".equals(opt)) { 14593 pw.println("Package manager dump options:"); 14594 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14595 pw.println(" --checkin: dump for a checkin"); 14596 pw.println(" -f: print details of intent filters"); 14597 pw.println(" -h: print this help"); 14598 pw.println(" cmd may be one of:"); 14599 pw.println(" l[ibraries]: list known shared libraries"); 14600 pw.println(" f[ibraries]: list device features"); 14601 pw.println(" k[eysets]: print known keysets"); 14602 pw.println(" r[esolvers]: dump intent resolvers"); 14603 pw.println(" perm[issions]: dump permissions"); 14604 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14605 pw.println(" pref[erred]: print preferred package settings"); 14606 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14607 pw.println(" prov[iders]: dump content providers"); 14608 pw.println(" p[ackages]: dump installed packages"); 14609 pw.println(" s[hared-users]: dump shared user IDs"); 14610 pw.println(" m[essages]: print collected runtime messages"); 14611 pw.println(" v[erifiers]: print package verifier info"); 14612 pw.println(" version: print database version info"); 14613 pw.println(" write: write current settings now"); 14614 pw.println(" <package.name>: info about given package"); 14615 pw.println(" installs: details about install sessions"); 14616 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14617 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14618 return; 14619 } else if ("--checkin".equals(opt)) { 14620 checkin = true; 14621 } else if ("-f".equals(opt)) { 14622 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14623 } else { 14624 pw.println("Unknown argument: " + opt + "; use -h for help"); 14625 } 14626 } 14627 14628 // Is the caller requesting to dump a particular piece of data? 14629 if (opti < args.length) { 14630 String cmd = args[opti]; 14631 opti++; 14632 // Is this a package name? 14633 if ("android".equals(cmd) || cmd.contains(".")) { 14634 packageName = cmd; 14635 // When dumping a single package, we always dump all of its 14636 // filter information since the amount of data will be reasonable. 14637 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14638 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14639 dumpState.setDump(DumpState.DUMP_LIBS); 14640 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14641 dumpState.setDump(DumpState.DUMP_FEATURES); 14642 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14643 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14644 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14645 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14646 } else if ("permission".equals(cmd)) { 14647 if (opti >= args.length) { 14648 pw.println("Error: permission requires permission name"); 14649 return; 14650 } 14651 permissionNames = new ArraySet<>(); 14652 while (opti < args.length) { 14653 permissionNames.add(args[opti]); 14654 opti++; 14655 } 14656 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14657 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14658 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14659 dumpState.setDump(DumpState.DUMP_PREFERRED); 14660 } else if ("preferred-xml".equals(cmd)) { 14661 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14662 if (opti < args.length && "--full".equals(args[opti])) { 14663 fullPreferred = true; 14664 opti++; 14665 } 14666 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14667 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14668 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14669 dumpState.setDump(DumpState.DUMP_PACKAGES); 14670 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14671 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14672 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14673 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14674 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14675 dumpState.setDump(DumpState.DUMP_MESSAGES); 14676 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14677 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14678 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14679 || "intent-filter-verifiers".equals(cmd)) { 14680 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14681 } else if ("version".equals(cmd)) { 14682 dumpState.setDump(DumpState.DUMP_VERSION); 14683 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14684 dumpState.setDump(DumpState.DUMP_KEYSETS); 14685 } else if ("installs".equals(cmd)) { 14686 dumpState.setDump(DumpState.DUMP_INSTALLS); 14687 } else if ("write".equals(cmd)) { 14688 synchronized (mPackages) { 14689 mSettings.writeLPr(); 14690 pw.println("Settings written."); 14691 return; 14692 } 14693 } 14694 } 14695 14696 if (checkin) { 14697 pw.println("vers,1"); 14698 } 14699 14700 // reader 14701 synchronized (mPackages) { 14702 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14703 if (!checkin) { 14704 if (dumpState.onTitlePrinted()) 14705 pw.println(); 14706 pw.println("Database versions:"); 14707 pw.print(" SDK Version:"); 14708 pw.print(" internal="); 14709 pw.print(mSettings.mInternalSdkPlatform); 14710 pw.print(" external="); 14711 pw.println(mSettings.mExternalSdkPlatform); 14712 pw.print(" DB Version:"); 14713 pw.print(" internal="); 14714 pw.print(mSettings.mInternalDatabaseVersion); 14715 pw.print(" external="); 14716 pw.println(mSettings.mExternalDatabaseVersion); 14717 } 14718 } 14719 14720 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14721 if (!checkin) { 14722 if (dumpState.onTitlePrinted()) 14723 pw.println(); 14724 pw.println("Verifiers:"); 14725 pw.print(" Required: "); 14726 pw.print(mRequiredVerifierPackage); 14727 pw.print(" (uid="); 14728 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14729 pw.println(")"); 14730 } else if (mRequiredVerifierPackage != null) { 14731 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14732 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14733 } 14734 } 14735 14736 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14737 packageName == null) { 14738 if (mIntentFilterVerifierComponent != null) { 14739 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14740 if (!checkin) { 14741 if (dumpState.onTitlePrinted()) 14742 pw.println(); 14743 pw.println("Intent Filter Verifier:"); 14744 pw.print(" Using: "); 14745 pw.print(verifierPackageName); 14746 pw.print(" (uid="); 14747 pw.print(getPackageUid(verifierPackageName, 0)); 14748 pw.println(")"); 14749 } else if (verifierPackageName != null) { 14750 pw.print("ifv,"); pw.print(verifierPackageName); 14751 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14752 } 14753 } else { 14754 pw.println(); 14755 pw.println("No Intent Filter Verifier available!"); 14756 } 14757 } 14758 14759 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14760 boolean printedHeader = false; 14761 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14762 while (it.hasNext()) { 14763 String name = it.next(); 14764 SharedLibraryEntry ent = mSharedLibraries.get(name); 14765 if (!checkin) { 14766 if (!printedHeader) { 14767 if (dumpState.onTitlePrinted()) 14768 pw.println(); 14769 pw.println("Libraries:"); 14770 printedHeader = true; 14771 } 14772 pw.print(" "); 14773 } else { 14774 pw.print("lib,"); 14775 } 14776 pw.print(name); 14777 if (!checkin) { 14778 pw.print(" -> "); 14779 } 14780 if (ent.path != null) { 14781 if (!checkin) { 14782 pw.print("(jar) "); 14783 pw.print(ent.path); 14784 } else { 14785 pw.print(",jar,"); 14786 pw.print(ent.path); 14787 } 14788 } else { 14789 if (!checkin) { 14790 pw.print("(apk) "); 14791 pw.print(ent.apk); 14792 } else { 14793 pw.print(",apk,"); 14794 pw.print(ent.apk); 14795 } 14796 } 14797 pw.println(); 14798 } 14799 } 14800 14801 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14802 if (dumpState.onTitlePrinted()) 14803 pw.println(); 14804 if (!checkin) { 14805 pw.println("Features:"); 14806 } 14807 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14808 while (it.hasNext()) { 14809 String name = it.next(); 14810 if (!checkin) { 14811 pw.print(" "); 14812 } else { 14813 pw.print("feat,"); 14814 } 14815 pw.println(name); 14816 } 14817 } 14818 14819 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14820 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14821 : "Activity Resolver Table:", " ", packageName, 14822 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14823 dumpState.setTitlePrinted(true); 14824 } 14825 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14826 : "Receiver Resolver Table:", " ", packageName, 14827 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14828 dumpState.setTitlePrinted(true); 14829 } 14830 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14831 : "Service Resolver Table:", " ", packageName, 14832 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14833 dumpState.setTitlePrinted(true); 14834 } 14835 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14836 : "Provider Resolver Table:", " ", packageName, 14837 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14838 dumpState.setTitlePrinted(true); 14839 } 14840 } 14841 14842 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14843 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14844 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14845 int user = mSettings.mPreferredActivities.keyAt(i); 14846 if (pir.dump(pw, 14847 dumpState.getTitlePrinted() 14848 ? "\nPreferred Activities User " + user + ":" 14849 : "Preferred Activities User " + user + ":", " ", 14850 packageName, true, false)) { 14851 dumpState.setTitlePrinted(true); 14852 } 14853 } 14854 } 14855 14856 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14857 pw.flush(); 14858 FileOutputStream fout = new FileOutputStream(fd); 14859 BufferedOutputStream str = new BufferedOutputStream(fout); 14860 XmlSerializer serializer = new FastXmlSerializer(); 14861 try { 14862 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14863 serializer.startDocument(null, true); 14864 serializer.setFeature( 14865 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14866 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14867 serializer.endDocument(); 14868 serializer.flush(); 14869 } catch (IllegalArgumentException e) { 14870 pw.println("Failed writing: " + e); 14871 } catch (IllegalStateException e) { 14872 pw.println("Failed writing: " + e); 14873 } catch (IOException e) { 14874 pw.println("Failed writing: " + e); 14875 } 14876 } 14877 14878 if (!checkin 14879 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14880 && packageName == null) { 14881 pw.println(); 14882 int count = mSettings.mPackages.size(); 14883 if (count == 0) { 14884 pw.println("No applications!"); 14885 pw.println(); 14886 } else { 14887 final String prefix = " "; 14888 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14889 if (allPackageSettings.size() == 0) { 14890 pw.println("No domain preferred apps!"); 14891 pw.println(); 14892 } else { 14893 pw.println("App verification status:"); 14894 pw.println(); 14895 count = 0; 14896 for (PackageSetting ps : allPackageSettings) { 14897 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14898 if (ivi == null || ivi.getPackageName() == null) continue; 14899 pw.println(prefix + "Package: " + ivi.getPackageName()); 14900 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14901 pw.println(prefix + "Status: " + ivi.getStatusString()); 14902 pw.println(); 14903 count++; 14904 } 14905 if (count == 0) { 14906 pw.println(prefix + "No app verification established."); 14907 pw.println(); 14908 } 14909 for (int userId : sUserManager.getUserIds()) { 14910 pw.println("App linkages for user " + userId + ":"); 14911 pw.println(); 14912 count = 0; 14913 for (PackageSetting ps : allPackageSettings) { 14914 final long status = ps.getDomainVerificationStatusForUser(userId); 14915 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14916 continue; 14917 } 14918 pw.println(prefix + "Package: " + ps.name); 14919 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14920 String statusStr = IntentFilterVerificationInfo. 14921 getStatusStringFromValue(status); 14922 pw.println(prefix + "Status: " + statusStr); 14923 pw.println(); 14924 count++; 14925 } 14926 if (count == 0) { 14927 pw.println(prefix + "No configured app linkages."); 14928 pw.println(); 14929 } 14930 } 14931 } 14932 } 14933 } 14934 14935 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14936 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14937 if (packageName == null && permissionNames == null) { 14938 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14939 if (iperm == 0) { 14940 if (dumpState.onTitlePrinted()) 14941 pw.println(); 14942 pw.println("AppOp Permissions:"); 14943 } 14944 pw.print(" AppOp Permission "); 14945 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14946 pw.println(":"); 14947 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14948 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14949 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14950 } 14951 } 14952 } 14953 } 14954 14955 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14956 boolean printedSomething = false; 14957 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14958 if (packageName != null && !packageName.equals(p.info.packageName)) { 14959 continue; 14960 } 14961 if (!printedSomething) { 14962 if (dumpState.onTitlePrinted()) 14963 pw.println(); 14964 pw.println("Registered ContentProviders:"); 14965 printedSomething = true; 14966 } 14967 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14968 pw.print(" "); pw.println(p.toString()); 14969 } 14970 printedSomething = false; 14971 for (Map.Entry<String, PackageParser.Provider> entry : 14972 mProvidersByAuthority.entrySet()) { 14973 PackageParser.Provider p = entry.getValue(); 14974 if (packageName != null && !packageName.equals(p.info.packageName)) { 14975 continue; 14976 } 14977 if (!printedSomething) { 14978 if (dumpState.onTitlePrinted()) 14979 pw.println(); 14980 pw.println("ContentProvider Authorities:"); 14981 printedSomething = true; 14982 } 14983 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14984 pw.print(" "); pw.println(p.toString()); 14985 if (p.info != null && p.info.applicationInfo != null) { 14986 final String appInfo = p.info.applicationInfo.toString(); 14987 pw.print(" applicationInfo="); pw.println(appInfo); 14988 } 14989 } 14990 } 14991 14992 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14993 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14994 } 14995 14996 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14997 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14998 } 14999 15000 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15001 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15002 } 15003 15004 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15005 // XXX should handle packageName != null by dumping only install data that 15006 // the given package is involved with. 15007 if (dumpState.onTitlePrinted()) pw.println(); 15008 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15009 } 15010 15011 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15012 if (dumpState.onTitlePrinted()) pw.println(); 15013 mSettings.dumpReadMessagesLPr(pw, dumpState); 15014 15015 pw.println(); 15016 pw.println("Package warning messages:"); 15017 BufferedReader in = null; 15018 String line = null; 15019 try { 15020 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15021 while ((line = in.readLine()) != null) { 15022 if (line.contains("ignored: updated version")) continue; 15023 pw.println(line); 15024 } 15025 } catch (IOException ignored) { 15026 } finally { 15027 IoUtils.closeQuietly(in); 15028 } 15029 } 15030 15031 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15032 BufferedReader in = null; 15033 String line = null; 15034 try { 15035 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15036 while ((line = in.readLine()) != null) { 15037 if (line.contains("ignored: updated version")) continue; 15038 pw.print("msg,"); 15039 pw.println(line); 15040 } 15041 } catch (IOException ignored) { 15042 } finally { 15043 IoUtils.closeQuietly(in); 15044 } 15045 } 15046 } 15047 } 15048 15049 private String dumpDomainString(String packageName) { 15050 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15051 List<IntentFilter> filters = getAllIntentFilters(packageName); 15052 15053 ArraySet<String> result = new ArraySet<>(); 15054 if (iviList.size() > 0) { 15055 for (IntentFilterVerificationInfo ivi : iviList) { 15056 for (String host : ivi.getDomains()) { 15057 result.add(host); 15058 } 15059 } 15060 } 15061 if (filters != null && filters.size() > 0) { 15062 for (IntentFilter filter : filters) { 15063 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15064 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15065 result.addAll(filter.getHostsList()); 15066 } 15067 } 15068 } 15069 15070 StringBuilder sb = new StringBuilder(result.size() * 16); 15071 for (String domain : result) { 15072 if (sb.length() > 0) sb.append(" "); 15073 sb.append(domain); 15074 } 15075 return sb.toString(); 15076 } 15077 15078 // ------- apps on sdcard specific code ------- 15079 static final boolean DEBUG_SD_INSTALL = false; 15080 15081 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15082 15083 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15084 15085 private boolean mMediaMounted = false; 15086 15087 static String getEncryptKey() { 15088 try { 15089 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15090 SD_ENCRYPTION_KEYSTORE_NAME); 15091 if (sdEncKey == null) { 15092 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15093 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15094 if (sdEncKey == null) { 15095 Slog.e(TAG, "Failed to create encryption keys"); 15096 return null; 15097 } 15098 } 15099 return sdEncKey; 15100 } catch (NoSuchAlgorithmException nsae) { 15101 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15102 return null; 15103 } catch (IOException ioe) { 15104 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15105 return null; 15106 } 15107 } 15108 15109 /* 15110 * Update media status on PackageManager. 15111 */ 15112 @Override 15113 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15114 int callingUid = Binder.getCallingUid(); 15115 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15116 throw new SecurityException("Media status can only be updated by the system"); 15117 } 15118 // reader; this apparently protects mMediaMounted, but should probably 15119 // be a different lock in that case. 15120 synchronized (mPackages) { 15121 Log.i(TAG, "Updating external media status from " 15122 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15123 + (mediaStatus ? "mounted" : "unmounted")); 15124 if (DEBUG_SD_INSTALL) 15125 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15126 + ", mMediaMounted=" + mMediaMounted); 15127 if (mediaStatus == mMediaMounted) { 15128 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15129 : 0, -1); 15130 mHandler.sendMessage(msg); 15131 return; 15132 } 15133 mMediaMounted = mediaStatus; 15134 } 15135 // Queue up an async operation since the package installation may take a 15136 // little while. 15137 mHandler.post(new Runnable() { 15138 public void run() { 15139 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15140 } 15141 }); 15142 } 15143 15144 /** 15145 * Called by MountService when the initial ASECs to scan are available. 15146 * Should block until all the ASEC containers are finished being scanned. 15147 */ 15148 public void scanAvailableAsecs() { 15149 updateExternalMediaStatusInner(true, false, false); 15150 if (mShouldRestoreconData) { 15151 SELinuxMMAC.setRestoreconDone(); 15152 mShouldRestoreconData = false; 15153 } 15154 } 15155 15156 /* 15157 * Collect information of applications on external media, map them against 15158 * existing containers and update information based on current mount status. 15159 * Please note that we always have to report status if reportStatus has been 15160 * set to true especially when unloading packages. 15161 */ 15162 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15163 boolean externalStorage) { 15164 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15165 int[] uidArr = EmptyArray.INT; 15166 15167 final String[] list = PackageHelper.getSecureContainerList(); 15168 if (ArrayUtils.isEmpty(list)) { 15169 Log.i(TAG, "No secure containers found"); 15170 } else { 15171 // Process list of secure containers and categorize them 15172 // as active or stale based on their package internal state. 15173 15174 // reader 15175 synchronized (mPackages) { 15176 for (String cid : list) { 15177 // Leave stages untouched for now; installer service owns them 15178 if (PackageInstallerService.isStageName(cid)) continue; 15179 15180 if (DEBUG_SD_INSTALL) 15181 Log.i(TAG, "Processing container " + cid); 15182 String pkgName = getAsecPackageName(cid); 15183 if (pkgName == null) { 15184 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15185 continue; 15186 } 15187 if (DEBUG_SD_INSTALL) 15188 Log.i(TAG, "Looking for pkg : " + pkgName); 15189 15190 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15191 if (ps == null) { 15192 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15193 continue; 15194 } 15195 15196 /* 15197 * Skip packages that are not external if we're unmounting 15198 * external storage. 15199 */ 15200 if (externalStorage && !isMounted && !isExternal(ps)) { 15201 continue; 15202 } 15203 15204 final AsecInstallArgs args = new AsecInstallArgs(cid, 15205 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15206 // The package status is changed only if the code path 15207 // matches between settings and the container id. 15208 if (ps.codePathString != null 15209 && ps.codePathString.startsWith(args.getCodePath())) { 15210 if (DEBUG_SD_INSTALL) { 15211 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15212 + " at code path: " + ps.codePathString); 15213 } 15214 15215 // We do have a valid package installed on sdcard 15216 processCids.put(args, ps.codePathString); 15217 final int uid = ps.appId; 15218 if (uid != -1) { 15219 uidArr = ArrayUtils.appendInt(uidArr, uid); 15220 } 15221 } else { 15222 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15223 + ps.codePathString); 15224 } 15225 } 15226 } 15227 15228 Arrays.sort(uidArr); 15229 } 15230 15231 // Process packages with valid entries. 15232 if (isMounted) { 15233 if (DEBUG_SD_INSTALL) 15234 Log.i(TAG, "Loading packages"); 15235 loadMediaPackages(processCids, uidArr); 15236 startCleaningPackages(); 15237 mInstallerService.onSecureContainersAvailable(); 15238 } else { 15239 if (DEBUG_SD_INSTALL) 15240 Log.i(TAG, "Unloading packages"); 15241 unloadMediaPackages(processCids, uidArr, reportStatus); 15242 } 15243 } 15244 15245 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15246 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15247 final int size = infos.size(); 15248 final String[] packageNames = new String[size]; 15249 final int[] packageUids = new int[size]; 15250 for (int i = 0; i < size; i++) { 15251 final ApplicationInfo info = infos.get(i); 15252 packageNames[i] = info.packageName; 15253 packageUids[i] = info.uid; 15254 } 15255 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15256 finishedReceiver); 15257 } 15258 15259 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15260 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15261 sendResourcesChangedBroadcast(mediaStatus, replacing, 15262 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15263 } 15264 15265 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15266 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15267 int size = pkgList.length; 15268 if (size > 0) { 15269 // Send broadcasts here 15270 Bundle extras = new Bundle(); 15271 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15272 if (uidArr != null) { 15273 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15274 } 15275 if (replacing) { 15276 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15277 } 15278 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15279 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15280 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15281 } 15282 } 15283 15284 /* 15285 * Look at potentially valid container ids from processCids If package 15286 * information doesn't match the one on record or package scanning fails, 15287 * the cid is added to list of removeCids. We currently don't delete stale 15288 * containers. 15289 */ 15290 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15291 ArrayList<String> pkgList = new ArrayList<String>(); 15292 Set<AsecInstallArgs> keys = processCids.keySet(); 15293 15294 for (AsecInstallArgs args : keys) { 15295 String codePath = processCids.get(args); 15296 if (DEBUG_SD_INSTALL) 15297 Log.i(TAG, "Loading container : " + args.cid); 15298 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15299 try { 15300 // Make sure there are no container errors first. 15301 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15302 Slog.e(TAG, "Failed to mount cid : " + args.cid 15303 + " when installing from sdcard"); 15304 continue; 15305 } 15306 // Check code path here. 15307 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15308 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15309 + " does not match one in settings " + codePath); 15310 continue; 15311 } 15312 // Parse package 15313 int parseFlags = mDefParseFlags; 15314 if (args.isExternalAsec()) { 15315 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15316 } 15317 if (args.isFwdLocked()) { 15318 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15319 } 15320 15321 synchronized (mInstallLock) { 15322 PackageParser.Package pkg = null; 15323 try { 15324 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15325 } catch (PackageManagerException e) { 15326 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15327 } 15328 // Scan the package 15329 if (pkg != null) { 15330 /* 15331 * TODO why is the lock being held? doPostInstall is 15332 * called in other places without the lock. This needs 15333 * to be straightened out. 15334 */ 15335 // writer 15336 synchronized (mPackages) { 15337 retCode = PackageManager.INSTALL_SUCCEEDED; 15338 pkgList.add(pkg.packageName); 15339 // Post process args 15340 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15341 pkg.applicationInfo.uid); 15342 } 15343 } else { 15344 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15345 } 15346 } 15347 15348 } finally { 15349 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15350 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15351 } 15352 } 15353 } 15354 // writer 15355 synchronized (mPackages) { 15356 // If the platform SDK has changed since the last time we booted, 15357 // we need to re-grant app permission to catch any new ones that 15358 // appear. This is really a hack, and means that apps can in some 15359 // cases get permissions that the user didn't initially explicitly 15360 // allow... it would be nice to have some better way to handle 15361 // this situation. 15362 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15363 if (regrantPermissions) 15364 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15365 + mSdkVersion + "; regranting permissions for external storage"); 15366 mSettings.mExternalSdkPlatform = mSdkVersion; 15367 15368 // Make sure group IDs have been assigned, and any permission 15369 // changes in other apps are accounted for 15370 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15371 | (regrantPermissions 15372 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15373 : 0)); 15374 15375 mSettings.updateExternalDatabaseVersion(); 15376 15377 // can downgrade to reader 15378 // Persist settings 15379 mSettings.writeLPr(); 15380 } 15381 // Send a broadcast to let everyone know we are done processing 15382 if (pkgList.size() > 0) { 15383 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15384 } 15385 } 15386 15387 /* 15388 * Utility method to unload a list of specified containers 15389 */ 15390 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15391 // Just unmount all valid containers. 15392 for (AsecInstallArgs arg : cidArgs) { 15393 synchronized (mInstallLock) { 15394 arg.doPostDeleteLI(false); 15395 } 15396 } 15397 } 15398 15399 /* 15400 * Unload packages mounted on external media. This involves deleting package 15401 * data from internal structures, sending broadcasts about diabled packages, 15402 * gc'ing to free up references, unmounting all secure containers 15403 * corresponding to packages on external media, and posting a 15404 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15405 * that we always have to post this message if status has been requested no 15406 * matter what. 15407 */ 15408 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15409 final boolean reportStatus) { 15410 if (DEBUG_SD_INSTALL) 15411 Log.i(TAG, "unloading media packages"); 15412 ArrayList<String> pkgList = new ArrayList<String>(); 15413 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15414 final Set<AsecInstallArgs> keys = processCids.keySet(); 15415 for (AsecInstallArgs args : keys) { 15416 String pkgName = args.getPackageName(); 15417 if (DEBUG_SD_INSTALL) 15418 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15419 // Delete package internally 15420 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15421 synchronized (mInstallLock) { 15422 boolean res = deletePackageLI(pkgName, null, false, null, null, 15423 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15424 if (res) { 15425 pkgList.add(pkgName); 15426 } else { 15427 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15428 failedList.add(args); 15429 } 15430 } 15431 } 15432 15433 // reader 15434 synchronized (mPackages) { 15435 // We didn't update the settings after removing each package; 15436 // write them now for all packages. 15437 mSettings.writeLPr(); 15438 } 15439 15440 // We have to absolutely send UPDATED_MEDIA_STATUS only 15441 // after confirming that all the receivers processed the ordered 15442 // broadcast when packages get disabled, force a gc to clean things up. 15443 // and unload all the containers. 15444 if (pkgList.size() > 0) { 15445 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15446 new IIntentReceiver.Stub() { 15447 public void performReceive(Intent intent, int resultCode, String data, 15448 Bundle extras, boolean ordered, boolean sticky, 15449 int sendingUser) throws RemoteException { 15450 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15451 reportStatus ? 1 : 0, 1, keys); 15452 mHandler.sendMessage(msg); 15453 } 15454 }); 15455 } else { 15456 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15457 keys); 15458 mHandler.sendMessage(msg); 15459 } 15460 } 15461 15462 private void loadPrivatePackages(VolumeInfo vol) { 15463 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15464 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15465 synchronized (mInstallLock) { 15466 synchronized (mPackages) { 15467 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15468 for (PackageSetting ps : packages) { 15469 final PackageParser.Package pkg; 15470 try { 15471 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15472 loaded.add(pkg.applicationInfo); 15473 } catch (PackageManagerException e) { 15474 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15475 } 15476 } 15477 15478 // TODO: regrant any permissions that changed based since original install 15479 15480 mSettings.writeLPr(); 15481 } 15482 } 15483 15484 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15485 sendResourcesChangedBroadcast(true, false, loaded, null); 15486 } 15487 15488 private void unloadPrivatePackages(VolumeInfo vol) { 15489 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15490 synchronized (mInstallLock) { 15491 synchronized (mPackages) { 15492 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15493 for (PackageSetting ps : packages) { 15494 if (ps.pkg == null) continue; 15495 15496 final ApplicationInfo info = ps.pkg.applicationInfo; 15497 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15498 if (deletePackageLI(ps.name, null, false, null, null, 15499 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15500 unloaded.add(info); 15501 } else { 15502 Slog.w(TAG, "Failed to unload " + ps.codePath); 15503 } 15504 } 15505 15506 mSettings.writeLPr(); 15507 } 15508 } 15509 15510 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15511 sendResourcesChangedBroadcast(false, false, unloaded, null); 15512 } 15513 15514 /** 15515 * Examine all users present on given mounted volume, and destroy data 15516 * belonging to users that are no longer valid, or whose user ID has been 15517 * recycled. 15518 */ 15519 private void reconcileUsers(String volumeUuid) { 15520 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15521 if (ArrayUtils.isEmpty(files)) { 15522 Slog.d(TAG, "No users found on " + volumeUuid); 15523 return; 15524 } 15525 15526 for (File file : files) { 15527 if (!file.isDirectory()) continue; 15528 15529 final int userId; 15530 final UserInfo info; 15531 try { 15532 userId = Integer.parseInt(file.getName()); 15533 info = sUserManager.getUserInfo(userId); 15534 } catch (NumberFormatException e) { 15535 Slog.w(TAG, "Invalid user directory " + file); 15536 continue; 15537 } 15538 15539 boolean destroyUser = false; 15540 if (info == null) { 15541 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15542 + " because no matching user was found"); 15543 destroyUser = true; 15544 } else { 15545 try { 15546 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15547 } catch (IOException e) { 15548 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15549 + " because we failed to enforce serial number: " + e); 15550 destroyUser = true; 15551 } 15552 } 15553 15554 if (destroyUser) { 15555 synchronized (mInstallLock) { 15556 mInstaller.removeUserDataDirs(volumeUuid, userId); 15557 } 15558 } 15559 } 15560 15561 final UserManager um = mContext.getSystemService(UserManager.class); 15562 for (UserInfo user : um.getUsers()) { 15563 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15564 if (userDir.exists()) continue; 15565 15566 try { 15567 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15568 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15569 } catch (IOException e) { 15570 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15571 } 15572 } 15573 } 15574 15575 /** 15576 * Examine all apps present on given mounted volume, and destroy apps that 15577 * aren't expected, either due to uninstallation or reinstallation on 15578 * another volume. 15579 */ 15580 private void reconcileApps(String volumeUuid) { 15581 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15582 if (ArrayUtils.isEmpty(files)) { 15583 Slog.d(TAG, "No apps found on " + volumeUuid); 15584 return; 15585 } 15586 15587 for (File file : files) { 15588 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15589 && !PackageInstallerService.isStageName(file.getName()); 15590 if (!isPackage) { 15591 // Ignore entries which are not packages 15592 continue; 15593 } 15594 15595 boolean destroyApp = false; 15596 String packageName = null; 15597 try { 15598 final PackageLite pkg = PackageParser.parsePackageLite(file, 15599 PackageParser.PARSE_MUST_BE_APK); 15600 packageName = pkg.packageName; 15601 15602 synchronized (mPackages) { 15603 final PackageSetting ps = mSettings.mPackages.get(packageName); 15604 if (ps == null) { 15605 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15606 + volumeUuid + " because we found no install record"); 15607 destroyApp = true; 15608 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15609 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15610 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15611 destroyApp = true; 15612 } 15613 } 15614 15615 } catch (PackageParserException e) { 15616 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15617 destroyApp = true; 15618 } 15619 15620 if (destroyApp) { 15621 synchronized (mInstallLock) { 15622 if (packageName != null) { 15623 removeDataDirsLI(volumeUuid, packageName); 15624 } 15625 if (file.isDirectory()) { 15626 mInstaller.rmPackageDir(file.getAbsolutePath()); 15627 } else { 15628 file.delete(); 15629 } 15630 } 15631 } 15632 } 15633 } 15634 15635 private void unfreezePackage(String packageName) { 15636 synchronized (mPackages) { 15637 final PackageSetting ps = mSettings.mPackages.get(packageName); 15638 if (ps != null) { 15639 ps.frozen = false; 15640 } 15641 } 15642 } 15643 15644 @Override 15645 public int movePackage(final String packageName, final String volumeUuid) { 15646 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15647 15648 final int moveId = mNextMoveId.getAndIncrement(); 15649 try { 15650 movePackageInternal(packageName, volumeUuid, moveId); 15651 } catch (PackageManagerException e) { 15652 Slog.w(TAG, "Failed to move " + packageName, e); 15653 mMoveCallbacks.notifyStatusChanged(moveId, 15654 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15655 } 15656 return moveId; 15657 } 15658 15659 private void movePackageInternal(final String packageName, final String volumeUuid, 15660 final int moveId) throws PackageManagerException { 15661 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15662 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15663 final PackageManager pm = mContext.getPackageManager(); 15664 15665 final boolean currentAsec; 15666 final String currentVolumeUuid; 15667 final File codeFile; 15668 final String installerPackageName; 15669 final String packageAbiOverride; 15670 final int appId; 15671 final String seinfo; 15672 final String label; 15673 15674 // reader 15675 synchronized (mPackages) { 15676 final PackageParser.Package pkg = mPackages.get(packageName); 15677 final PackageSetting ps = mSettings.mPackages.get(packageName); 15678 if (pkg == null || ps == null) { 15679 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15680 } 15681 15682 if (pkg.applicationInfo.isSystemApp()) { 15683 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15684 "Cannot move system application"); 15685 } 15686 15687 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15688 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15689 "Package already moved to " + volumeUuid); 15690 } 15691 15692 final File probe = new File(pkg.codePath); 15693 final File probeOat = new File(probe, "oat"); 15694 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15695 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15696 "Move only supported for modern cluster style installs"); 15697 } 15698 15699 if (ps.frozen) { 15700 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15701 "Failed to move already frozen package"); 15702 } 15703 ps.frozen = true; 15704 15705 currentAsec = pkg.applicationInfo.isForwardLocked() 15706 || pkg.applicationInfo.isExternalAsec(); 15707 currentVolumeUuid = ps.volumeUuid; 15708 codeFile = new File(pkg.codePath); 15709 installerPackageName = ps.installerPackageName; 15710 packageAbiOverride = ps.cpuAbiOverrideString; 15711 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15712 seinfo = pkg.applicationInfo.seinfo; 15713 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15714 } 15715 15716 // Now that we're guarded by frozen state, kill app during move 15717 killApplication(packageName, appId, "move pkg"); 15718 15719 final Bundle extras = new Bundle(); 15720 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15721 extras.putString(Intent.EXTRA_TITLE, label); 15722 mMoveCallbacks.notifyCreated(moveId, extras); 15723 15724 int installFlags; 15725 final boolean moveCompleteApp; 15726 final File measurePath; 15727 15728 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15729 installFlags = INSTALL_INTERNAL; 15730 moveCompleteApp = !currentAsec; 15731 measurePath = Environment.getDataAppDirectory(volumeUuid); 15732 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15733 installFlags = INSTALL_EXTERNAL; 15734 moveCompleteApp = false; 15735 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15736 } else { 15737 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15738 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15739 || !volume.isMountedWritable()) { 15740 unfreezePackage(packageName); 15741 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15742 "Move location not mounted private volume"); 15743 } 15744 15745 Preconditions.checkState(!currentAsec); 15746 15747 installFlags = INSTALL_INTERNAL; 15748 moveCompleteApp = true; 15749 measurePath = Environment.getDataAppDirectory(volumeUuid); 15750 } 15751 15752 final PackageStats stats = new PackageStats(null, -1); 15753 synchronized (mInstaller) { 15754 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15755 unfreezePackage(packageName); 15756 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15757 "Failed to measure package size"); 15758 } 15759 } 15760 15761 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15762 + stats.dataSize); 15763 15764 final long startFreeBytes = measurePath.getFreeSpace(); 15765 final long sizeBytes; 15766 if (moveCompleteApp) { 15767 sizeBytes = stats.codeSize + stats.dataSize; 15768 } else { 15769 sizeBytes = stats.codeSize; 15770 } 15771 15772 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15773 unfreezePackage(packageName); 15774 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15775 "Not enough free space to move"); 15776 } 15777 15778 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15779 15780 final CountDownLatch installedLatch = new CountDownLatch(1); 15781 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15782 @Override 15783 public void onUserActionRequired(Intent intent) throws RemoteException { 15784 throw new IllegalStateException(); 15785 } 15786 15787 @Override 15788 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15789 Bundle extras) throws RemoteException { 15790 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15791 + PackageManager.installStatusToString(returnCode, msg)); 15792 15793 installedLatch.countDown(); 15794 15795 // Regardless of success or failure of the move operation, 15796 // always unfreeze the package 15797 unfreezePackage(packageName); 15798 15799 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15800 switch (status) { 15801 case PackageInstaller.STATUS_SUCCESS: 15802 mMoveCallbacks.notifyStatusChanged(moveId, 15803 PackageManager.MOVE_SUCCEEDED); 15804 break; 15805 case PackageInstaller.STATUS_FAILURE_STORAGE: 15806 mMoveCallbacks.notifyStatusChanged(moveId, 15807 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15808 break; 15809 default: 15810 mMoveCallbacks.notifyStatusChanged(moveId, 15811 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15812 break; 15813 } 15814 } 15815 }; 15816 15817 final MoveInfo move; 15818 if (moveCompleteApp) { 15819 // Kick off a thread to report progress estimates 15820 new Thread() { 15821 @Override 15822 public void run() { 15823 while (true) { 15824 try { 15825 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15826 break; 15827 } 15828 } catch (InterruptedException ignored) { 15829 } 15830 15831 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15832 final int progress = 10 + (int) MathUtils.constrain( 15833 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15834 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15835 } 15836 } 15837 }.start(); 15838 15839 final String dataAppName = codeFile.getName(); 15840 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15841 dataAppName, appId, seinfo); 15842 } else { 15843 move = null; 15844 } 15845 15846 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15847 15848 final Message msg = mHandler.obtainMessage(INIT_COPY); 15849 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15850 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15851 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15852 mHandler.sendMessage(msg); 15853 } 15854 15855 @Override 15856 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15857 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15858 15859 final int realMoveId = mNextMoveId.getAndIncrement(); 15860 final Bundle extras = new Bundle(); 15861 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15862 mMoveCallbacks.notifyCreated(realMoveId, extras); 15863 15864 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15865 @Override 15866 public void onCreated(int moveId, Bundle extras) { 15867 // Ignored 15868 } 15869 15870 @Override 15871 public void onStatusChanged(int moveId, int status, long estMillis) { 15872 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15873 } 15874 }; 15875 15876 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15877 storage.setPrimaryStorageUuid(volumeUuid, callback); 15878 return realMoveId; 15879 } 15880 15881 @Override 15882 public int getMoveStatus(int moveId) { 15883 mContext.enforceCallingOrSelfPermission( 15884 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15885 return mMoveCallbacks.mLastStatus.get(moveId); 15886 } 15887 15888 @Override 15889 public void registerMoveCallback(IPackageMoveObserver callback) { 15890 mContext.enforceCallingOrSelfPermission( 15891 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15892 mMoveCallbacks.register(callback); 15893 } 15894 15895 @Override 15896 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15897 mContext.enforceCallingOrSelfPermission( 15898 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15899 mMoveCallbacks.unregister(callback); 15900 } 15901 15902 @Override 15903 public boolean setInstallLocation(int loc) { 15904 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15905 null); 15906 if (getInstallLocation() == loc) { 15907 return true; 15908 } 15909 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15910 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15911 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15912 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15913 return true; 15914 } 15915 return false; 15916 } 15917 15918 @Override 15919 public int getInstallLocation() { 15920 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15921 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15922 PackageHelper.APP_INSTALL_AUTO); 15923 } 15924 15925 /** Called by UserManagerService */ 15926 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15927 mDirtyUsers.remove(userHandle); 15928 mSettings.removeUserLPw(userHandle); 15929 mPendingBroadcasts.remove(userHandle); 15930 if (mInstaller != null) { 15931 // Technically, we shouldn't be doing this with the package lock 15932 // held. However, this is very rare, and there is already so much 15933 // other disk I/O going on, that we'll let it slide for now. 15934 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15935 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15936 final String volumeUuid = vol.getFsUuid(); 15937 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15938 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15939 } 15940 } 15941 mUserNeedsBadging.delete(userHandle); 15942 removeUnusedPackagesLILPw(userManager, userHandle); 15943 } 15944 15945 /** 15946 * We're removing userHandle and would like to remove any downloaded packages 15947 * that are no longer in use by any other user. 15948 * @param userHandle the user being removed 15949 */ 15950 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15951 final boolean DEBUG_CLEAN_APKS = false; 15952 int [] users = userManager.getUserIdsLPr(); 15953 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15954 while (psit.hasNext()) { 15955 PackageSetting ps = psit.next(); 15956 if (ps.pkg == null) { 15957 continue; 15958 } 15959 final String packageName = ps.pkg.packageName; 15960 // Skip over if system app 15961 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15962 continue; 15963 } 15964 if (DEBUG_CLEAN_APKS) { 15965 Slog.i(TAG, "Checking package " + packageName); 15966 } 15967 boolean keep = false; 15968 for (int i = 0; i < users.length; i++) { 15969 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15970 keep = true; 15971 if (DEBUG_CLEAN_APKS) { 15972 Slog.i(TAG, " Keeping package " + packageName + " for user " 15973 + users[i]); 15974 } 15975 break; 15976 } 15977 } 15978 if (!keep) { 15979 if (DEBUG_CLEAN_APKS) { 15980 Slog.i(TAG, " Removing package " + packageName); 15981 } 15982 mHandler.post(new Runnable() { 15983 public void run() { 15984 deletePackageX(packageName, userHandle, 0); 15985 } //end run 15986 }); 15987 } 15988 } 15989 } 15990 15991 /** Called by UserManagerService */ 15992 void createNewUserLILPw(int userHandle) { 15993 if (mInstaller != null) { 15994 mInstaller.createUserConfig(userHandle); 15995 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15996 applyFactoryDefaultBrowserLPw(userHandle); 15997 primeDomainVerificationsLPw(userHandle); 15998 } 15999 } 16000 16001 void newUserCreated(final int userHandle) { 16002 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16003 } 16004 16005 @Override 16006 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16007 mContext.enforceCallingOrSelfPermission( 16008 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16009 "Only package verification agents can read the verifier device identity"); 16010 16011 synchronized (mPackages) { 16012 return mSettings.getVerifierDeviceIdentityLPw(); 16013 } 16014 } 16015 16016 @Override 16017 public void setPermissionEnforced(String permission, boolean enforced) { 16018 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 16019 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16020 synchronized (mPackages) { 16021 if (mSettings.mReadExternalStorageEnforced == null 16022 || mSettings.mReadExternalStorageEnforced != enforced) { 16023 mSettings.mReadExternalStorageEnforced = enforced; 16024 mSettings.writeLPr(); 16025 } 16026 } 16027 // kill any non-foreground processes so we restart them and 16028 // grant/revoke the GID. 16029 final IActivityManager am = ActivityManagerNative.getDefault(); 16030 if (am != null) { 16031 final long token = Binder.clearCallingIdentity(); 16032 try { 16033 am.killProcessesBelowForeground("setPermissionEnforcement"); 16034 } catch (RemoteException e) { 16035 } finally { 16036 Binder.restoreCallingIdentity(token); 16037 } 16038 } 16039 } else { 16040 throw new IllegalArgumentException("No selective enforcement for " + permission); 16041 } 16042 } 16043 16044 @Override 16045 @Deprecated 16046 public boolean isPermissionEnforced(String permission) { 16047 return true; 16048 } 16049 16050 @Override 16051 public boolean isStorageLow() { 16052 final long token = Binder.clearCallingIdentity(); 16053 try { 16054 final DeviceStorageMonitorInternal 16055 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16056 if (dsm != null) { 16057 return dsm.isMemoryLow(); 16058 } else { 16059 return false; 16060 } 16061 } finally { 16062 Binder.restoreCallingIdentity(token); 16063 } 16064 } 16065 16066 @Override 16067 public IPackageInstaller getPackageInstaller() { 16068 return mInstallerService; 16069 } 16070 16071 private boolean userNeedsBadging(int userId) { 16072 int index = mUserNeedsBadging.indexOfKey(userId); 16073 if (index < 0) { 16074 final UserInfo userInfo; 16075 final long token = Binder.clearCallingIdentity(); 16076 try { 16077 userInfo = sUserManager.getUserInfo(userId); 16078 } finally { 16079 Binder.restoreCallingIdentity(token); 16080 } 16081 final boolean b; 16082 if (userInfo != null && userInfo.isManagedProfile()) { 16083 b = true; 16084 } else { 16085 b = false; 16086 } 16087 mUserNeedsBadging.put(userId, b); 16088 return b; 16089 } 16090 return mUserNeedsBadging.valueAt(index); 16091 } 16092 16093 @Override 16094 public KeySet getKeySetByAlias(String packageName, String alias) { 16095 if (packageName == null || alias == null) { 16096 return null; 16097 } 16098 synchronized(mPackages) { 16099 final PackageParser.Package pkg = mPackages.get(packageName); 16100 if (pkg == null) { 16101 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16102 throw new IllegalArgumentException("Unknown package: " + packageName); 16103 } 16104 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16105 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16106 } 16107 } 16108 16109 @Override 16110 public KeySet getSigningKeySet(String packageName) { 16111 if (packageName == null) { 16112 return null; 16113 } 16114 synchronized(mPackages) { 16115 final PackageParser.Package pkg = mPackages.get(packageName); 16116 if (pkg == null) { 16117 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16118 throw new IllegalArgumentException("Unknown package: " + packageName); 16119 } 16120 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16121 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16122 throw new SecurityException("May not access signing KeySet of other apps."); 16123 } 16124 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16125 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16126 } 16127 } 16128 16129 @Override 16130 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16131 if (packageName == null || ks == null) { 16132 return false; 16133 } 16134 synchronized(mPackages) { 16135 final PackageParser.Package pkg = mPackages.get(packageName); 16136 if (pkg == null) { 16137 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16138 throw new IllegalArgumentException("Unknown package: " + packageName); 16139 } 16140 IBinder ksh = ks.getToken(); 16141 if (ksh instanceof KeySetHandle) { 16142 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16143 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16144 } 16145 return false; 16146 } 16147 } 16148 16149 @Override 16150 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16151 if (packageName == null || ks == null) { 16152 return false; 16153 } 16154 synchronized(mPackages) { 16155 final PackageParser.Package pkg = mPackages.get(packageName); 16156 if (pkg == null) { 16157 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16158 throw new IllegalArgumentException("Unknown package: " + packageName); 16159 } 16160 IBinder ksh = ks.getToken(); 16161 if (ksh instanceof KeySetHandle) { 16162 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16163 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16164 } 16165 return false; 16166 } 16167 } 16168 16169 public void getUsageStatsIfNoPackageUsageInfo() { 16170 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16171 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16172 if (usm == null) { 16173 throw new IllegalStateException("UsageStatsManager must be initialized"); 16174 } 16175 long now = System.currentTimeMillis(); 16176 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16177 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16178 String packageName = entry.getKey(); 16179 PackageParser.Package pkg = mPackages.get(packageName); 16180 if (pkg == null) { 16181 continue; 16182 } 16183 UsageStats usage = entry.getValue(); 16184 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16185 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16186 } 16187 } 16188 } 16189 16190 /** 16191 * Check and throw if the given before/after packages would be considered a 16192 * downgrade. 16193 */ 16194 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16195 throws PackageManagerException { 16196 if (after.versionCode < before.mVersionCode) { 16197 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16198 "Update version code " + after.versionCode + " is older than current " 16199 + before.mVersionCode); 16200 } else if (after.versionCode == before.mVersionCode) { 16201 if (after.baseRevisionCode < before.baseRevisionCode) { 16202 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16203 "Update base revision code " + after.baseRevisionCode 16204 + " is older than current " + before.baseRevisionCode); 16205 } 16206 16207 if (!ArrayUtils.isEmpty(after.splitNames)) { 16208 for (int i = 0; i < after.splitNames.length; i++) { 16209 final String splitName = after.splitNames[i]; 16210 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16211 if (j != -1) { 16212 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16213 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16214 "Update split " + splitName + " revision code " 16215 + after.splitRevisionCodes[i] + " is older than current " 16216 + before.splitRevisionCodes[j]); 16217 } 16218 } 16219 } 16220 } 16221 } 16222 } 16223 16224 private static class MoveCallbacks extends Handler { 16225 private static final int MSG_CREATED = 1; 16226 private static final int MSG_STATUS_CHANGED = 2; 16227 16228 private final RemoteCallbackList<IPackageMoveObserver> 16229 mCallbacks = new RemoteCallbackList<>(); 16230 16231 private final SparseIntArray mLastStatus = new SparseIntArray(); 16232 16233 public MoveCallbacks(Looper looper) { 16234 super(looper); 16235 } 16236 16237 public void register(IPackageMoveObserver callback) { 16238 mCallbacks.register(callback); 16239 } 16240 16241 public void unregister(IPackageMoveObserver callback) { 16242 mCallbacks.unregister(callback); 16243 } 16244 16245 @Override 16246 public void handleMessage(Message msg) { 16247 final SomeArgs args = (SomeArgs) msg.obj; 16248 final int n = mCallbacks.beginBroadcast(); 16249 for (int i = 0; i < n; i++) { 16250 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16251 try { 16252 invokeCallback(callback, msg.what, args); 16253 } catch (RemoteException ignored) { 16254 } 16255 } 16256 mCallbacks.finishBroadcast(); 16257 args.recycle(); 16258 } 16259 16260 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16261 throws RemoteException { 16262 switch (what) { 16263 case MSG_CREATED: { 16264 callback.onCreated(args.argi1, (Bundle) args.arg2); 16265 break; 16266 } 16267 case MSG_STATUS_CHANGED: { 16268 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16269 break; 16270 } 16271 } 16272 } 16273 16274 private void notifyCreated(int moveId, Bundle extras) { 16275 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16276 16277 final SomeArgs args = SomeArgs.obtain(); 16278 args.argi1 = moveId; 16279 args.arg2 = extras; 16280 obtainMessage(MSG_CREATED, args).sendToTarget(); 16281 } 16282 16283 private void notifyStatusChanged(int moveId, int status) { 16284 notifyStatusChanged(moveId, status, -1); 16285 } 16286 16287 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16288 Slog.v(TAG, "Move " + moveId + " status " + status); 16289 16290 final SomeArgs args = SomeArgs.obtain(); 16291 args.argi1 = moveId; 16292 args.argi2 = status; 16293 args.arg3 = estMillis; 16294 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16295 16296 synchronized (mLastStatus) { 16297 mLastStatus.put(moveId, status); 16298 } 16299 } 16300 } 16301 16302 private final class OnPermissionChangeListeners extends Handler { 16303 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16304 16305 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16306 new RemoteCallbackList<>(); 16307 16308 public OnPermissionChangeListeners(Looper looper) { 16309 super(looper); 16310 } 16311 16312 @Override 16313 public void handleMessage(Message msg) { 16314 switch (msg.what) { 16315 case MSG_ON_PERMISSIONS_CHANGED: { 16316 final int uid = msg.arg1; 16317 handleOnPermissionsChanged(uid); 16318 } break; 16319 } 16320 } 16321 16322 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16323 mPermissionListeners.register(listener); 16324 16325 } 16326 16327 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16328 mPermissionListeners.unregister(listener); 16329 } 16330 16331 public void onPermissionsChanged(int uid) { 16332 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16333 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16334 } 16335 } 16336 16337 private void handleOnPermissionsChanged(int uid) { 16338 final int count = mPermissionListeners.beginBroadcast(); 16339 try { 16340 for (int i = 0; i < count; i++) { 16341 IOnPermissionsChangeListener callback = mPermissionListeners 16342 .getBroadcastItem(i); 16343 try { 16344 callback.onPermissionsChanged(uid); 16345 } catch (RemoteException e) { 16346 Log.e(TAG, "Permission listener is dead", e); 16347 } 16348 } 16349 } finally { 16350 mPermissionListeners.finishBroadcast(); 16351 } 16352 } 16353 } 16354 16355 private class PackageManagerInternalImpl extends PackageManagerInternal { 16356 @Override 16357 public void setLocationPackagesProvider(PackagesProvider provider) { 16358 synchronized (mPackages) { 16359 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16360 } 16361 } 16362 16363 @Override 16364 public void setImePackagesProvider(PackagesProvider provider) { 16365 synchronized (mPackages) { 16366 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16367 } 16368 } 16369 16370 @Override 16371 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16372 synchronized (mPackages) { 16373 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16374 } 16375 } 16376 16377 @Override 16378 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16379 synchronized (mPackages) { 16380 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16381 } 16382 } 16383 16384 @Override 16385 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16386 synchronized (mPackages) { 16387 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16388 } 16389 } 16390 16391 @Override 16392 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16393 synchronized (mPackages) { 16394 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16395 } 16396 } 16397 16398 @Override 16399 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16400 synchronized (mPackages) { 16401 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16402 packageName, userId); 16403 } 16404 } 16405 16406 @Override 16407 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16408 synchronized (mPackages) { 16409 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16410 packageName, userId); 16411 } 16412 } 16413 } 16414 16415 @Override 16416 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16417 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16418 synchronized (mPackages) { 16419 final long identity = Binder.clearCallingIdentity(); 16420 try { 16421 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16422 packageNames, userId); 16423 } finally { 16424 Binder.restoreCallingIdentity(identity); 16425 } 16426 } 16427 } 16428 16429 private static void enforceSystemOrPhoneCaller(String tag) { 16430 int callingUid = Binder.getCallingUid(); 16431 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16432 throw new SecurityException( 16433 "Cannot call " + tag + " from UID " + callingUid); 16434 } 16435 } 16436} 16437