PackageManagerService.java revision 28e7313992ba6efd94ddc16b45278863f84d7fcb
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.storage.DeviceStorageMonitorInternal; 228 229import org.xmlpull.v1.XmlPullParser; 230import org.xmlpull.v1.XmlPullParserException; 231import org.xmlpull.v1.XmlSerializer; 232 233import java.io.BufferedInputStream; 234import java.io.BufferedOutputStream; 235import java.io.BufferedReader; 236import java.io.ByteArrayInputStream; 237import java.io.ByteArrayOutputStream; 238import java.io.File; 239import java.io.FileDescriptor; 240import java.io.FileNotFoundException; 241import java.io.FileOutputStream; 242import java.io.FileReader; 243import java.io.FilenameFilter; 244import java.io.IOException; 245import java.io.InputStream; 246import java.io.PrintWriter; 247import java.nio.charset.StandardCharsets; 248import java.security.NoSuchAlgorithmException; 249import java.security.PublicKey; 250import java.security.cert.CertificateEncodingException; 251import java.security.cert.CertificateException; 252import java.text.SimpleDateFormat; 253import java.util.ArrayList; 254import java.util.Arrays; 255import java.util.Collection; 256import java.util.Collections; 257import java.util.Comparator; 258import java.util.Date; 259import java.util.Iterator; 260import java.util.List; 261import java.util.Map; 262import java.util.Objects; 263import java.util.Set; 264import java.util.concurrent.CountDownLatch; 265import java.util.concurrent.TimeUnit; 266import java.util.concurrent.atomic.AtomicBoolean; 267import java.util.concurrent.atomic.AtomicInteger; 268import java.util.concurrent.atomic.AtomicLong; 269 270/** 271 * Keep track of all those .apks everywhere. 272 * 273 * This is very central to the platform's security; please run the unit 274 * tests whenever making modifications here: 275 * 276runtest -c android.content.pm.PackageManagerTests frameworks-core 277 * 278 * {@hide} 279 */ 280public class PackageManagerService extends IPackageManager.Stub { 281 static final String TAG = "PackageManager"; 282 static final boolean DEBUG_SETTINGS = false; 283 static final boolean DEBUG_PREFERRED = false; 284 static final boolean DEBUG_UPGRADE = false; 285 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 286 private static final boolean DEBUG_BACKUP = false; 287 private static final boolean DEBUG_INSTALL = false; 288 private static final boolean DEBUG_REMOVE = false; 289 private static final boolean DEBUG_BROADCASTS = false; 290 private static final boolean DEBUG_SHOW_INFO = false; 291 private static final boolean DEBUG_PACKAGE_INFO = false; 292 private static final boolean DEBUG_INTENT_MATCHING = false; 293 private static final boolean DEBUG_PACKAGE_SCANNING = false; 294 private static final boolean DEBUG_VERIFY = false; 295 private static final boolean DEBUG_DEXOPT = false; 296 private static final boolean DEBUG_ABI_SELECTION = false; 297 298 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 299 300 private static final int RADIO_UID = Process.PHONE_UID; 301 private static final int LOG_UID = Process.LOG_UID; 302 private static final int NFC_UID = Process.NFC_UID; 303 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 304 private static final int SHELL_UID = Process.SHELL_UID; 305 306 // Cap the size of permission trees that 3rd party apps can define 307 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 308 309 // Suffix used during package installation when copying/moving 310 // package apks to install directory. 311 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 312 313 static final int SCAN_NO_DEX = 1<<1; 314 static final int SCAN_FORCE_DEX = 1<<2; 315 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 316 static final int SCAN_NEW_INSTALL = 1<<4; 317 static final int SCAN_NO_PATHS = 1<<5; 318 static final int SCAN_UPDATE_TIME = 1<<6; 319 static final int SCAN_DEFER_DEX = 1<<7; 320 static final int SCAN_BOOTING = 1<<8; 321 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 322 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 323 static final int SCAN_REQUIRE_KNOWN = 1<<12; 324 static final int SCAN_MOVE = 1<<13; 325 static final int SCAN_INITIAL = 1<<14; 326 327 static final int REMOVE_CHATTY = 1<<16; 328 329 private static final int[] EMPTY_INT_ARRAY = new int[0]; 330 331 /** 332 * Timeout (in milliseconds) after which the watchdog should declare that 333 * our handler thread is wedged. The usual default for such things is one 334 * minute but we sometimes do very lengthy I/O operations on this thread, 335 * such as installing multi-gigabyte applications, so ours needs to be longer. 336 */ 337 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 338 339 /** 340 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 341 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 342 * settings entry if available, otherwise we use the hardcoded default. If it's been 343 * more than this long since the last fstrim, we force one during the boot sequence. 344 * 345 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 346 * one gets run at the next available charging+idle time. This final mandatory 347 * no-fstrim check kicks in only of the other scheduling criteria is never met. 348 */ 349 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 350 351 /** 352 * Whether verification is enabled by default. 353 */ 354 private static final boolean DEFAULT_VERIFY_ENABLE = true; 355 356 /** 357 * The default maximum time to wait for the verification agent to return in 358 * milliseconds. 359 */ 360 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 361 362 /** 363 * The default response for package verification timeout. 364 * 365 * This can be either PackageManager.VERIFICATION_ALLOW or 366 * PackageManager.VERIFICATION_REJECT. 367 */ 368 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 369 370 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 371 372 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 373 DEFAULT_CONTAINER_PACKAGE, 374 "com.android.defcontainer.DefaultContainerService"); 375 376 private static final String KILL_APP_REASON_GIDS_CHANGED = 377 "permission grant or revoke changed gids"; 378 379 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 380 "permissions revoked"; 381 382 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 383 384 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 385 386 /** Permission grant: not grant the permission. */ 387 private static final int GRANT_DENIED = 1; 388 389 /** Permission grant: grant the permission as an install permission. */ 390 private static final int GRANT_INSTALL = 2; 391 392 /** Permission grant: grant the permission as an install permission for a legacy app. */ 393 private static final int GRANT_INSTALL_LEGACY = 3; 394 395 /** Permission grant: grant the permission as a runtime one. */ 396 private static final int GRANT_RUNTIME = 4; 397 398 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 399 private static final int GRANT_UPGRADE = 5; 400 401 /** Canonical intent used to identify what counts as a "web browser" app */ 402 private static final Intent sBrowserIntent; 403 static { 404 sBrowserIntent = new Intent(); 405 sBrowserIntent.setAction(Intent.ACTION_VIEW); 406 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 407 sBrowserIntent.setData(Uri.parse("http:")); 408 } 409 410 final ServiceThread mHandlerThread; 411 412 final PackageHandler mHandler; 413 414 /** 415 * Messages for {@link #mHandler} that need to wait for system ready before 416 * being dispatched. 417 */ 418 private ArrayList<Message> mPostSystemReadyMessages; 419 420 final int mSdkVersion = Build.VERSION.SDK_INT; 421 422 final Context mContext; 423 final boolean mFactoryTest; 424 final boolean mOnlyCore; 425 final boolean mLazyDexOpt; 426 final long mDexOptLRUThresholdInMills; 427 final DisplayMetrics mMetrics; 428 final int mDefParseFlags; 429 final String[] mSeparateProcesses; 430 final boolean mIsUpgrade; 431 432 // This is where all application persistent data goes. 433 final File mAppDataDir; 434 435 // This is where all application persistent data goes for secondary users. 436 final File mUserAppDataDir; 437 438 /** The location for ASEC container files on internal storage. */ 439 final String mAsecInternalPath; 440 441 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 442 // LOCK HELD. Can be called with mInstallLock held. 443 @GuardedBy("mInstallLock") 444 final Installer mInstaller; 445 446 /** Directory where installed third-party apps stored */ 447 final File mAppInstallDir; 448 449 /** 450 * Directory to which applications installed internally have their 451 * 32 bit native libraries copied. 452 */ 453 private File mAppLib32InstallDir; 454 455 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 456 // apps. 457 final File mDrmAppPrivateInstallDir; 458 459 // ---------------------------------------------------------------- 460 461 // Lock for state used when installing and doing other long running 462 // operations. Methods that must be called with this lock held have 463 // the suffix "LI". 464 final Object mInstallLock = new Object(); 465 466 // ---------------------------------------------------------------- 467 468 // Keys are String (package name), values are Package. This also serves 469 // as the lock for the global state. Methods that must be called with 470 // this lock held have the prefix "LP". 471 @GuardedBy("mPackages") 472 final ArrayMap<String, PackageParser.Package> mPackages = 473 new ArrayMap<String, PackageParser.Package>(); 474 475 // Tracks available target package names -> overlay package paths. 476 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 477 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 478 479 /** 480 * Tracks new system packages [receiving in an OTA] that we expect to 481 * find updated user-installed versions. Keys are package name, values 482 * are package location. 483 */ 484 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 485 486 final Settings mSettings; 487 boolean mRestoredSettings; 488 489 // System configuration read by SystemConfig. 490 final int[] mGlobalGids; 491 final SparseArray<ArraySet<String>> mSystemPermissions; 492 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 493 494 // If mac_permissions.xml was found for seinfo labeling. 495 boolean mFoundPolicyFile; 496 497 // If a recursive restorecon of /data/data/<pkg> is needed. 498 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 499 500 public static final class SharedLibraryEntry { 501 public final String path; 502 public final String apk; 503 504 SharedLibraryEntry(String _path, String _apk) { 505 path = _path; 506 apk = _apk; 507 } 508 } 509 510 // Currently known shared libraries. 511 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 512 new ArrayMap<String, SharedLibraryEntry>(); 513 514 // All available activities, for your resolving pleasure. 515 final ActivityIntentResolver mActivities = 516 new ActivityIntentResolver(); 517 518 // All available receivers, for your resolving pleasure. 519 final ActivityIntentResolver mReceivers = 520 new ActivityIntentResolver(); 521 522 // All available services, for your resolving pleasure. 523 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 524 525 // All available providers, for your resolving pleasure. 526 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 527 528 // Mapping from provider base names (first directory in content URI codePath) 529 // to the provider information. 530 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 531 new ArrayMap<String, PackageParser.Provider>(); 532 533 // Mapping from instrumentation class names to info about them. 534 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 535 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 536 537 // Mapping from permission names to info about them. 538 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 539 new ArrayMap<String, PackageParser.PermissionGroup>(); 540 541 // Packages whose data we have transfered into another package, thus 542 // should no longer exist. 543 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 544 545 // Broadcast actions that are only available to the system. 546 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 547 548 /** List of packages waiting for verification. */ 549 final SparseArray<PackageVerificationState> mPendingVerification 550 = new SparseArray<PackageVerificationState>(); 551 552 /** Set of packages associated with each app op permission. */ 553 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 554 555 final PackageInstallerService mInstallerService; 556 557 private final PackageDexOptimizer mPackageDexOptimizer; 558 559 private AtomicInteger mNextMoveId = new AtomicInteger(); 560 private final MoveCallbacks mMoveCallbacks; 561 562 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 563 564 // Cache of users who need badging. 565 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 566 567 /** Token for keys in mPendingVerification. */ 568 private int mPendingVerificationToken = 0; 569 570 volatile boolean mSystemReady; 571 volatile boolean mSafeMode; 572 volatile boolean mHasSystemUidErrors; 573 574 ApplicationInfo mAndroidApplication; 575 final ActivityInfo mResolveActivity = new ActivityInfo(); 576 final ResolveInfo mResolveInfo = new ResolveInfo(); 577 ComponentName mResolveComponentName; 578 PackageParser.Package mPlatformPackage; 579 ComponentName mCustomResolverComponentName; 580 581 boolean mResolverReplaced = false; 582 583 private final ComponentName mIntentFilterVerifierComponent; 584 private int mIntentFilterVerificationToken = 0; 585 586 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 587 = new SparseArray<IntentFilterVerificationState>(); 588 589 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 590 new DefaultPermissionGrantPolicy(this); 591 592 private static class IFVerificationParams { 593 PackageParser.Package pkg; 594 boolean replacing; 595 int userId; 596 int verifierUid; 597 598 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 599 int _userId, int _verifierUid) { 600 pkg = _pkg; 601 replacing = _replacing; 602 userId = _userId; 603 replacing = _replacing; 604 verifierUid = _verifierUid; 605 } 606 } 607 608 private interface IntentFilterVerifier<T extends IntentFilter> { 609 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 610 T filter, String packageName); 611 void startVerifications(int userId); 612 void receiveVerificationResponse(int verificationId); 613 } 614 615 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 616 private Context mContext; 617 private ComponentName mIntentFilterVerifierComponent; 618 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 619 620 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 621 mContext = context; 622 mIntentFilterVerifierComponent = verifierComponent; 623 } 624 625 private String getDefaultScheme() { 626 return IntentFilter.SCHEME_HTTPS; 627 } 628 629 @Override 630 public void startVerifications(int userId) { 631 // Launch verifications requests 632 int count = mCurrentIntentFilterVerifications.size(); 633 for (int n=0; n<count; n++) { 634 int verificationId = mCurrentIntentFilterVerifications.get(n); 635 final IntentFilterVerificationState ivs = 636 mIntentFilterVerificationStates.get(verificationId); 637 638 String packageName = ivs.getPackageName(); 639 640 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 641 final int filterCount = filters.size(); 642 ArraySet<String> domainsSet = new ArraySet<>(); 643 for (int m=0; m<filterCount; m++) { 644 PackageParser.ActivityIntentInfo filter = filters.get(m); 645 domainsSet.addAll(filter.getHostsList()); 646 } 647 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 648 synchronized (mPackages) { 649 if (mSettings.createIntentFilterVerificationIfNeededLPw( 650 packageName, domainsList) != null) { 651 scheduleWriteSettingsLocked(); 652 } 653 } 654 sendVerificationRequest(userId, verificationId, ivs); 655 } 656 mCurrentIntentFilterVerifications.clear(); 657 } 658 659 private void sendVerificationRequest(int userId, int verificationId, 660 IntentFilterVerificationState ivs) { 661 662 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 663 verificationIntent.putExtra( 664 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 665 verificationId); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 668 getDefaultScheme()); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 671 ivs.getHostsString()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 674 ivs.getPackageName()); 675 verificationIntent.setComponent(mIntentFilterVerifierComponent); 676 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 677 678 UserHandle user = new UserHandle(userId); 679 mContext.sendBroadcastAsUser(verificationIntent, user); 680 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 681 "Sending IntentFilter verification broadcast"); 682 } 683 684 public void receiveVerificationResponse(int verificationId) { 685 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 686 687 final boolean verified = ivs.isVerified(); 688 689 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 690 final int count = filters.size(); 691 if (DEBUG_DOMAIN_VERIFICATION) { 692 Slog.i(TAG, "Received verification response " + verificationId 693 + " for " + count + " filters, verified=" + verified); 694 } 695 for (int n=0; n<count; n++) { 696 PackageParser.ActivityIntentInfo filter = filters.get(n); 697 filter.setVerified(verified); 698 699 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 700 + " verified with result:" + verified + " and hosts:" 701 + ivs.getHostsString()); 702 } 703 704 mIntentFilterVerificationStates.remove(verificationId); 705 706 final String packageName = ivs.getPackageName(); 707 IntentFilterVerificationInfo ivi = null; 708 709 synchronized (mPackages) { 710 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 711 } 712 if (ivi == null) { 713 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 714 + verificationId + " packageName:" + packageName); 715 return; 716 } 717 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 718 "Updating IntentFilterVerificationInfo for package " + packageName 719 +" verificationId:" + verificationId); 720 721 synchronized (mPackages) { 722 if (verified) { 723 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 724 } else { 725 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 726 } 727 scheduleWriteSettingsLocked(); 728 729 final int userId = ivs.getUserId(); 730 if (userId != UserHandle.USER_ALL) { 731 final int userStatus = 732 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 733 734 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 735 boolean needUpdate = false; 736 737 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 738 // already been set by the User thru the Disambiguation dialog 739 switch (userStatus) { 740 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 741 if (verified) { 742 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 743 } else { 744 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 745 } 746 needUpdate = true; 747 break; 748 749 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 750 if (verified) { 751 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 752 needUpdate = true; 753 } 754 break; 755 756 default: 757 // Nothing to do 758 } 759 760 if (needUpdate) { 761 mSettings.updateIntentFilterVerificationStatusLPw( 762 packageName, updatedStatus, userId); 763 scheduleWritePackageRestrictionsLocked(userId); 764 } 765 } 766 } 767 } 768 769 @Override 770 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 771 ActivityIntentInfo filter, String packageName) { 772 if (!hasValidDomains(filter)) { 773 return false; 774 } 775 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 776 if (ivs == null) { 777 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 778 packageName); 779 } 780 if (DEBUG_DOMAIN_VERIFICATION) { 781 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 782 } 783 ivs.addFilter(filter); 784 return true; 785 } 786 787 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 788 int userId, int verificationId, String packageName) { 789 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 790 verifierUid, userId, packageName); 791 ivs.setPendingState(); 792 synchronized (mPackages) { 793 mIntentFilterVerificationStates.append(verificationId, ivs); 794 mCurrentIntentFilterVerifications.add(verificationId); 795 } 796 return ivs; 797 } 798 } 799 800 private static boolean hasValidDomains(ActivityIntentInfo filter) { 801 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 802 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 803 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 804 } 805 806 private IntentFilterVerifier mIntentFilterVerifier; 807 808 // Set of pending broadcasts for aggregating enable/disable of components. 809 static class PendingPackageBroadcasts { 810 // for each user id, a map of <package name -> components within that package> 811 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 812 813 public PendingPackageBroadcasts() { 814 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 815 } 816 817 public ArrayList<String> get(int userId, String packageName) { 818 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 819 return packages.get(packageName); 820 } 821 822 public void put(int userId, String packageName, ArrayList<String> components) { 823 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 824 packages.put(packageName, components); 825 } 826 827 public void remove(int userId, String packageName) { 828 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 829 if (packages != null) { 830 packages.remove(packageName); 831 } 832 } 833 834 public void remove(int userId) { 835 mUidMap.remove(userId); 836 } 837 838 public int userIdCount() { 839 return mUidMap.size(); 840 } 841 842 public int userIdAt(int n) { 843 return mUidMap.keyAt(n); 844 } 845 846 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 847 return mUidMap.get(userId); 848 } 849 850 public int size() { 851 // total number of pending broadcast entries across all userIds 852 int num = 0; 853 for (int i = 0; i< mUidMap.size(); i++) { 854 num += mUidMap.valueAt(i).size(); 855 } 856 return num; 857 } 858 859 public void clear() { 860 mUidMap.clear(); 861 } 862 863 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 864 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 865 if (map == null) { 866 map = new ArrayMap<String, ArrayList<String>>(); 867 mUidMap.put(userId, map); 868 } 869 return map; 870 } 871 } 872 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 873 874 // Service Connection to remote media container service to copy 875 // package uri's from external media onto secure containers 876 // or internal storage. 877 private IMediaContainerService mContainerService = null; 878 879 static final int SEND_PENDING_BROADCAST = 1; 880 static final int MCS_BOUND = 3; 881 static final int END_COPY = 4; 882 static final int INIT_COPY = 5; 883 static final int MCS_UNBIND = 6; 884 static final int START_CLEANING_PACKAGE = 7; 885 static final int FIND_INSTALL_LOC = 8; 886 static final int POST_INSTALL = 9; 887 static final int MCS_RECONNECT = 10; 888 static final int MCS_GIVE_UP = 11; 889 static final int UPDATED_MEDIA_STATUS = 12; 890 static final int WRITE_SETTINGS = 13; 891 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 892 static final int PACKAGE_VERIFIED = 15; 893 static final int CHECK_PENDING_VERIFICATION = 16; 894 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 895 static final int INTENT_FILTER_VERIFIED = 18; 896 897 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 898 899 // Delay time in millisecs 900 static final int BROADCAST_DELAY = 10 * 1000; 901 902 static UserManagerService sUserManager; 903 904 // Stores a list of users whose package restrictions file needs to be updated 905 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 906 907 final private DefaultContainerConnection mDefContainerConn = 908 new DefaultContainerConnection(); 909 class DefaultContainerConnection implements ServiceConnection { 910 public void onServiceConnected(ComponentName name, IBinder service) { 911 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 912 IMediaContainerService imcs = 913 IMediaContainerService.Stub.asInterface(service); 914 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 915 } 916 917 public void onServiceDisconnected(ComponentName name) { 918 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 919 } 920 } 921 922 // Recordkeeping of restore-after-install operations that are currently in flight 923 // between the Package Manager and the Backup Manager 924 class PostInstallData { 925 public InstallArgs args; 926 public PackageInstalledInfo res; 927 928 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 929 args = _a; 930 res = _r; 931 } 932 } 933 934 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 935 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 936 937 // XML tags for backup/restore of various bits of state 938 private static final String TAG_PREFERRED_BACKUP = "pa"; 939 private static final String TAG_DEFAULT_APPS = "da"; 940 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 941 942 final String mRequiredVerifierPackage; 943 final String mRequiredInstallerPackage; 944 945 private final PackageUsage mPackageUsage = new PackageUsage(); 946 947 private class PackageUsage { 948 private static final int WRITE_INTERVAL 949 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 950 951 private final Object mFileLock = new Object(); 952 private final AtomicLong mLastWritten = new AtomicLong(0); 953 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 954 955 private boolean mIsHistoricalPackageUsageAvailable = true; 956 957 boolean isHistoricalPackageUsageAvailable() { 958 return mIsHistoricalPackageUsageAvailable; 959 } 960 961 void write(boolean force) { 962 if (force) { 963 writeInternal(); 964 return; 965 } 966 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 967 && !DEBUG_DEXOPT) { 968 return; 969 } 970 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 971 new Thread("PackageUsage_DiskWriter") { 972 @Override 973 public void run() { 974 try { 975 writeInternal(); 976 } finally { 977 mBackgroundWriteRunning.set(false); 978 } 979 } 980 }.start(); 981 } 982 } 983 984 private void writeInternal() { 985 synchronized (mPackages) { 986 synchronized (mFileLock) { 987 AtomicFile file = getFile(); 988 FileOutputStream f = null; 989 try { 990 f = file.startWrite(); 991 BufferedOutputStream out = new BufferedOutputStream(f); 992 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 993 StringBuilder sb = new StringBuilder(); 994 for (PackageParser.Package pkg : mPackages.values()) { 995 if (pkg.mLastPackageUsageTimeInMills == 0) { 996 continue; 997 } 998 sb.setLength(0); 999 sb.append(pkg.packageName); 1000 sb.append(' '); 1001 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1002 sb.append('\n'); 1003 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1004 } 1005 out.flush(); 1006 file.finishWrite(f); 1007 } catch (IOException e) { 1008 if (f != null) { 1009 file.failWrite(f); 1010 } 1011 Log.e(TAG, "Failed to write package usage times", e); 1012 } 1013 } 1014 } 1015 mLastWritten.set(SystemClock.elapsedRealtime()); 1016 } 1017 1018 void readLP() { 1019 synchronized (mFileLock) { 1020 AtomicFile file = getFile(); 1021 BufferedInputStream in = null; 1022 try { 1023 in = new BufferedInputStream(file.openRead()); 1024 StringBuffer sb = new StringBuffer(); 1025 while (true) { 1026 String packageName = readToken(in, sb, ' '); 1027 if (packageName == null) { 1028 break; 1029 } 1030 String timeInMillisString = readToken(in, sb, '\n'); 1031 if (timeInMillisString == null) { 1032 throw new IOException("Failed to find last usage time for package " 1033 + packageName); 1034 } 1035 PackageParser.Package pkg = mPackages.get(packageName); 1036 if (pkg == null) { 1037 continue; 1038 } 1039 long timeInMillis; 1040 try { 1041 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1042 } catch (NumberFormatException e) { 1043 throw new IOException("Failed to parse " + timeInMillisString 1044 + " as a long.", e); 1045 } 1046 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1047 } 1048 } catch (FileNotFoundException expected) { 1049 mIsHistoricalPackageUsageAvailable = false; 1050 } catch (IOException e) { 1051 Log.w(TAG, "Failed to read package usage times", e); 1052 } finally { 1053 IoUtils.closeQuietly(in); 1054 } 1055 } 1056 mLastWritten.set(SystemClock.elapsedRealtime()); 1057 } 1058 1059 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1060 throws IOException { 1061 sb.setLength(0); 1062 while (true) { 1063 int ch = in.read(); 1064 if (ch == -1) { 1065 if (sb.length() == 0) { 1066 return null; 1067 } 1068 throw new IOException("Unexpected EOF"); 1069 } 1070 if (ch == endOfToken) { 1071 return sb.toString(); 1072 } 1073 sb.append((char)ch); 1074 } 1075 } 1076 1077 private AtomicFile getFile() { 1078 File dataDir = Environment.getDataDirectory(); 1079 File systemDir = new File(dataDir, "system"); 1080 File fname = new File(systemDir, "package-usage.list"); 1081 return new AtomicFile(fname); 1082 } 1083 } 1084 1085 class PackageHandler extends Handler { 1086 private boolean mBound = false; 1087 final ArrayList<HandlerParams> mPendingInstalls = 1088 new ArrayList<HandlerParams>(); 1089 1090 private boolean connectToService() { 1091 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1092 " DefaultContainerService"); 1093 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1094 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1095 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1096 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1098 mBound = true; 1099 return true; 1100 } 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1102 return false; 1103 } 1104 1105 private void disconnectService() { 1106 mContainerService = null; 1107 mBound = false; 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 mContext.unbindService(mDefContainerConn); 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1111 } 1112 1113 PackageHandler(Looper looper) { 1114 super(looper); 1115 } 1116 1117 public void handleMessage(Message msg) { 1118 try { 1119 doHandleMessage(msg); 1120 } finally { 1121 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1122 } 1123 } 1124 1125 void doHandleMessage(Message msg) { 1126 switch (msg.what) { 1127 case INIT_COPY: { 1128 HandlerParams params = (HandlerParams) msg.obj; 1129 int idx = mPendingInstalls.size(); 1130 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1131 // If a bind was already initiated we dont really 1132 // need to do anything. The pending install 1133 // will be processed later on. 1134 if (!mBound) { 1135 // If this is the only one pending we might 1136 // have to bind to the service again. 1137 if (!connectToService()) { 1138 Slog.e(TAG, "Failed to bind to media container service"); 1139 params.serviceError(); 1140 return; 1141 } else { 1142 // Once we bind to the service, the first 1143 // pending request will be processed. 1144 mPendingInstalls.add(idx, params); 1145 } 1146 } else { 1147 mPendingInstalls.add(idx, params); 1148 // Already bound to the service. Just make 1149 // sure we trigger off processing the first request. 1150 if (idx == 0) { 1151 mHandler.sendEmptyMessage(MCS_BOUND); 1152 } 1153 } 1154 break; 1155 } 1156 case MCS_BOUND: { 1157 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1158 if (msg.obj != null) { 1159 mContainerService = (IMediaContainerService) msg.obj; 1160 } 1161 if (mContainerService == null) { 1162 if (!mBound) { 1163 // Something seriously wrong since we are not bound and we are not 1164 // waiting for connection. Bail out. 1165 Slog.e(TAG, "Cannot bind to media container service"); 1166 for (HandlerParams params : mPendingInstalls) { 1167 // Indicate service bind error 1168 params.serviceError(); 1169 } 1170 mPendingInstalls.clear(); 1171 } else { 1172 Slog.w(TAG, "Waiting to connect to media container service"); 1173 } 1174 } else if (mPendingInstalls.size() > 0) { 1175 HandlerParams params = mPendingInstalls.get(0); 1176 if (params != null) { 1177 if (params.startCopy()) { 1178 // We are done... look for more work or to 1179 // go idle. 1180 if (DEBUG_SD_INSTALL) Log.i(TAG, 1181 "Checking for more work or unbind..."); 1182 // Delete pending install 1183 if (mPendingInstalls.size() > 0) { 1184 mPendingInstalls.remove(0); 1185 } 1186 if (mPendingInstalls.size() == 0) { 1187 if (mBound) { 1188 if (DEBUG_SD_INSTALL) Log.i(TAG, 1189 "Posting delayed MCS_UNBIND"); 1190 removeMessages(MCS_UNBIND); 1191 Message ubmsg = obtainMessage(MCS_UNBIND); 1192 // Unbind after a little delay, to avoid 1193 // continual thrashing. 1194 sendMessageDelayed(ubmsg, 10000); 1195 } 1196 } else { 1197 // There are more pending requests in queue. 1198 // Just post MCS_BOUND message to trigger processing 1199 // of next pending install. 1200 if (DEBUG_SD_INSTALL) Log.i(TAG, 1201 "Posting MCS_BOUND for next work"); 1202 mHandler.sendEmptyMessage(MCS_BOUND); 1203 } 1204 } 1205 } 1206 } else { 1207 // Should never happen ideally. 1208 Slog.w(TAG, "Empty queue"); 1209 } 1210 break; 1211 } 1212 case MCS_RECONNECT: { 1213 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1214 if (mPendingInstalls.size() > 0) { 1215 if (mBound) { 1216 disconnectService(); 1217 } 1218 if (!connectToService()) { 1219 Slog.e(TAG, "Failed to bind to media container service"); 1220 for (HandlerParams params : mPendingInstalls) { 1221 // Indicate service bind error 1222 params.serviceError(); 1223 } 1224 mPendingInstalls.clear(); 1225 } 1226 } 1227 break; 1228 } 1229 case MCS_UNBIND: { 1230 // If there is no actual work left, then time to unbind. 1231 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1232 1233 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1234 if (mBound) { 1235 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1236 1237 disconnectService(); 1238 } 1239 } else if (mPendingInstalls.size() > 0) { 1240 // There are more pending requests in queue. 1241 // Just post MCS_BOUND message to trigger processing 1242 // of next pending install. 1243 mHandler.sendEmptyMessage(MCS_BOUND); 1244 } 1245 1246 break; 1247 } 1248 case MCS_GIVE_UP: { 1249 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1250 mPendingInstalls.remove(0); 1251 break; 1252 } 1253 case SEND_PENDING_BROADCAST: { 1254 String packages[]; 1255 ArrayList<String> components[]; 1256 int size = 0; 1257 int uids[]; 1258 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1259 synchronized (mPackages) { 1260 if (mPendingBroadcasts == null) { 1261 return; 1262 } 1263 size = mPendingBroadcasts.size(); 1264 if (size <= 0) { 1265 // Nothing to be done. Just return 1266 return; 1267 } 1268 packages = new String[size]; 1269 components = new ArrayList[size]; 1270 uids = new int[size]; 1271 int i = 0; // filling out the above arrays 1272 1273 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1274 int packageUserId = mPendingBroadcasts.userIdAt(n); 1275 Iterator<Map.Entry<String, ArrayList<String>>> it 1276 = mPendingBroadcasts.packagesForUserId(packageUserId) 1277 .entrySet().iterator(); 1278 while (it.hasNext() && i < size) { 1279 Map.Entry<String, ArrayList<String>> ent = it.next(); 1280 packages[i] = ent.getKey(); 1281 components[i] = ent.getValue(); 1282 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1283 uids[i] = (ps != null) 1284 ? UserHandle.getUid(packageUserId, ps.appId) 1285 : -1; 1286 i++; 1287 } 1288 } 1289 size = i; 1290 mPendingBroadcasts.clear(); 1291 } 1292 // Send broadcasts 1293 for (int i = 0; i < size; i++) { 1294 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1295 } 1296 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1297 break; 1298 } 1299 case START_CLEANING_PACKAGE: { 1300 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1301 final String packageName = (String)msg.obj; 1302 final int userId = msg.arg1; 1303 final boolean andCode = msg.arg2 != 0; 1304 synchronized (mPackages) { 1305 if (userId == UserHandle.USER_ALL) { 1306 int[] users = sUserManager.getUserIds(); 1307 for (int user : users) { 1308 mSettings.addPackageToCleanLPw( 1309 new PackageCleanItem(user, packageName, andCode)); 1310 } 1311 } else { 1312 mSettings.addPackageToCleanLPw( 1313 new PackageCleanItem(userId, packageName, andCode)); 1314 } 1315 } 1316 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1317 startCleaningPackages(); 1318 } break; 1319 case POST_INSTALL: { 1320 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1321 PostInstallData data = mRunningInstalls.get(msg.arg1); 1322 mRunningInstalls.delete(msg.arg1); 1323 boolean deleteOld = false; 1324 1325 if (data != null) { 1326 InstallArgs args = data.args; 1327 PackageInstalledInfo res = data.res; 1328 1329 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1330 final String packageName = res.pkg.applicationInfo.packageName; 1331 res.removedInfo.sendBroadcast(false, true, false); 1332 Bundle extras = new Bundle(1); 1333 extras.putInt(Intent.EXTRA_UID, res.uid); 1334 1335 // Now that we successfully installed the package, grant runtime 1336 // permissions if requested before broadcasting the install. 1337 if ((args.installFlags 1338 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1339 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1340 args.installGrantPermissions); 1341 } 1342 1343 // Determine the set of users who are adding this 1344 // package for the first time vs. those who are seeing 1345 // an update. 1346 int[] firstUsers; 1347 int[] updateUsers = new int[0]; 1348 if (res.origUsers == null || res.origUsers.length == 0) { 1349 firstUsers = res.newUsers; 1350 } else { 1351 firstUsers = new int[0]; 1352 for (int i=0; i<res.newUsers.length; i++) { 1353 int user = res.newUsers[i]; 1354 boolean isNew = true; 1355 for (int j=0; j<res.origUsers.length; j++) { 1356 if (res.origUsers[j] == user) { 1357 isNew = false; 1358 break; 1359 } 1360 } 1361 if (isNew) { 1362 int[] newFirst = new int[firstUsers.length+1]; 1363 System.arraycopy(firstUsers, 0, newFirst, 0, 1364 firstUsers.length); 1365 newFirst[firstUsers.length] = user; 1366 firstUsers = newFirst; 1367 } else { 1368 int[] newUpdate = new int[updateUsers.length+1]; 1369 System.arraycopy(updateUsers, 0, newUpdate, 0, 1370 updateUsers.length); 1371 newUpdate[updateUsers.length] = user; 1372 updateUsers = newUpdate; 1373 } 1374 } 1375 } 1376 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1377 packageName, extras, null, null, firstUsers); 1378 final boolean update = res.removedInfo.removedPackage != null; 1379 if (update) { 1380 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1381 } 1382 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1383 packageName, extras, null, null, updateUsers); 1384 if (update) { 1385 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1386 packageName, extras, null, null, updateUsers); 1387 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1388 null, null, packageName, null, updateUsers); 1389 1390 // treat asec-hosted packages like removable media on upgrade 1391 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1392 if (DEBUG_INSTALL) { 1393 Slog.i(TAG, "upgrading pkg " + res.pkg 1394 + " is ASEC-hosted -> AVAILABLE"); 1395 } 1396 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1397 ArrayList<String> pkgList = new ArrayList<String>(1); 1398 pkgList.add(packageName); 1399 sendResourcesChangedBroadcast(true, true, 1400 pkgList,uidArray, null); 1401 } 1402 } 1403 if (res.removedInfo.args != null) { 1404 // Remove the replaced package's older resources safely now 1405 deleteOld = true; 1406 } 1407 1408 // If this app is a browser and it's newly-installed for some 1409 // users, clear any default-browser state in those users 1410 if (firstUsers.length > 0) { 1411 // the app's nature doesn't depend on the user, so we can just 1412 // check its browser nature in any user and generalize. 1413 if (packageIsBrowser(packageName, firstUsers[0])) { 1414 synchronized (mPackages) { 1415 for (int userId : firstUsers) { 1416 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1417 } 1418 } 1419 } 1420 } 1421 // Log current value of "unknown sources" setting 1422 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1423 getUnknownSourcesSettings()); 1424 } 1425 // Force a gc to clear up things 1426 Runtime.getRuntime().gc(); 1427 // We delete after a gc for applications on sdcard. 1428 if (deleteOld) { 1429 synchronized (mInstallLock) { 1430 res.removedInfo.args.doPostDeleteLI(true); 1431 } 1432 } 1433 if (args.observer != null) { 1434 try { 1435 Bundle extras = extrasForInstallResult(res); 1436 args.observer.onPackageInstalled(res.name, res.returnCode, 1437 res.returnMsg, extras); 1438 } catch (RemoteException e) { 1439 Slog.i(TAG, "Observer no longer exists."); 1440 } 1441 } 1442 } else { 1443 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1444 } 1445 } break; 1446 case UPDATED_MEDIA_STATUS: { 1447 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1448 boolean reportStatus = msg.arg1 == 1; 1449 boolean doGc = msg.arg2 == 1; 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1451 if (doGc) { 1452 // Force a gc to clear up stale containers. 1453 Runtime.getRuntime().gc(); 1454 } 1455 if (msg.obj != null) { 1456 @SuppressWarnings("unchecked") 1457 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1458 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1459 // Unload containers 1460 unloadAllContainers(args); 1461 } 1462 if (reportStatus) { 1463 try { 1464 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1465 PackageHelper.getMountService().finishMediaUpdate(); 1466 } catch (RemoteException e) { 1467 Log.e(TAG, "MountService not running?"); 1468 } 1469 } 1470 } break; 1471 case WRITE_SETTINGS: { 1472 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1473 synchronized (mPackages) { 1474 removeMessages(WRITE_SETTINGS); 1475 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1476 mSettings.writeLPr(); 1477 mDirtyUsers.clear(); 1478 } 1479 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1480 } break; 1481 case WRITE_PACKAGE_RESTRICTIONS: { 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1483 synchronized (mPackages) { 1484 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1485 for (int userId : mDirtyUsers) { 1486 mSettings.writePackageRestrictionsLPr(userId); 1487 } 1488 mDirtyUsers.clear(); 1489 } 1490 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1491 } break; 1492 case CHECK_PENDING_VERIFICATION: { 1493 final int verificationId = msg.arg1; 1494 final PackageVerificationState state = mPendingVerification.get(verificationId); 1495 1496 if ((state != null) && !state.timeoutExtended()) { 1497 final InstallArgs args = state.getInstallArgs(); 1498 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1499 1500 Slog.i(TAG, "Verification timed out for " + originUri); 1501 mPendingVerification.remove(verificationId); 1502 1503 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1504 1505 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1506 Slog.i(TAG, "Continuing with installation of " + originUri); 1507 state.setVerifierResponse(Binder.getCallingUid(), 1508 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1509 broadcastPackageVerified(verificationId, originUri, 1510 PackageManager.VERIFICATION_ALLOW, 1511 state.getInstallArgs().getUser()); 1512 try { 1513 ret = args.copyApk(mContainerService, true); 1514 } catch (RemoteException e) { 1515 Slog.e(TAG, "Could not contact the ContainerService"); 1516 } 1517 } else { 1518 broadcastPackageVerified(verificationId, originUri, 1519 PackageManager.VERIFICATION_REJECT, 1520 state.getInstallArgs().getUser()); 1521 } 1522 1523 processPendingInstall(args, ret); 1524 mHandler.sendEmptyMessage(MCS_UNBIND); 1525 } 1526 break; 1527 } 1528 case PACKAGE_VERIFIED: { 1529 final int verificationId = msg.arg1; 1530 1531 final PackageVerificationState state = mPendingVerification.get(verificationId); 1532 if (state == null) { 1533 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1534 break; 1535 } 1536 1537 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1538 1539 state.setVerifierResponse(response.callerUid, response.code); 1540 1541 if (state.isVerificationComplete()) { 1542 mPendingVerification.remove(verificationId); 1543 1544 final InstallArgs args = state.getInstallArgs(); 1545 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1546 1547 int ret; 1548 if (state.isInstallAllowed()) { 1549 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1550 broadcastPackageVerified(verificationId, originUri, 1551 response.code, state.getInstallArgs().getUser()); 1552 try { 1553 ret = args.copyApk(mContainerService, true); 1554 } catch (RemoteException e) { 1555 Slog.e(TAG, "Could not contact the ContainerService"); 1556 } 1557 } else { 1558 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1559 } 1560 1561 processPendingInstall(args, ret); 1562 1563 mHandler.sendEmptyMessage(MCS_UNBIND); 1564 } 1565 1566 break; 1567 } 1568 case START_INTENT_FILTER_VERIFICATIONS: { 1569 IFVerificationParams params = (IFVerificationParams) msg.obj; 1570 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1571 params.replacing, params.pkg); 1572 break; 1573 } 1574 case INTENT_FILTER_VERIFIED: { 1575 final int verificationId = msg.arg1; 1576 1577 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1578 verificationId); 1579 if (state == null) { 1580 Slog.w(TAG, "Invalid IntentFilter verification token " 1581 + verificationId + " received"); 1582 break; 1583 } 1584 1585 final int userId = state.getUserId(); 1586 1587 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1588 "Processing IntentFilter verification with token:" 1589 + verificationId + " and userId:" + userId); 1590 1591 final IntentFilterVerificationResponse response = 1592 (IntentFilterVerificationResponse) msg.obj; 1593 1594 state.setVerifierResponse(response.callerUid, response.code); 1595 1596 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1597 "IntentFilter verification with token:" + verificationId 1598 + " and userId:" + userId 1599 + " is settings verifier response with response code:" 1600 + response.code); 1601 1602 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1603 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1604 + response.getFailedDomainsString()); 1605 } 1606 1607 if (state.isVerificationComplete()) { 1608 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1609 } else { 1610 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1611 "IntentFilter verification with token:" + verificationId 1612 + " was not said to be complete"); 1613 } 1614 1615 break; 1616 } 1617 } 1618 } 1619 } 1620 1621 private StorageEventListener mStorageListener = new StorageEventListener() { 1622 @Override 1623 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1624 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1625 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1626 final String volumeUuid = vol.getFsUuid(); 1627 1628 // Clean up any users or apps that were removed or recreated 1629 // while this volume was missing 1630 reconcileUsers(volumeUuid); 1631 reconcileApps(volumeUuid); 1632 1633 // Clean up any install sessions that expired or were 1634 // cancelled while this volume was missing 1635 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1636 1637 loadPrivatePackages(vol); 1638 1639 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1640 unloadPrivatePackages(vol); 1641 } 1642 } 1643 1644 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1645 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1646 updateExternalMediaStatus(true, false); 1647 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1648 updateExternalMediaStatus(false, false); 1649 } 1650 } 1651 } 1652 1653 @Override 1654 public void onVolumeForgotten(String fsUuid) { 1655 // Remove any apps installed on the forgotten volume 1656 synchronized (mPackages) { 1657 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1658 for (PackageSetting ps : packages) { 1659 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1660 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1661 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1662 } 1663 1664 mSettings.writeLPr(); 1665 } 1666 } 1667 }; 1668 1669 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1670 String[] grantedPermissions) { 1671 if (userId >= UserHandle.USER_OWNER) { 1672 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1673 } else if (userId == UserHandle.USER_ALL) { 1674 final int[] userIds; 1675 synchronized (mPackages) { 1676 userIds = UserManagerService.getInstance().getUserIds(); 1677 } 1678 for (int someUserId : userIds) { 1679 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1680 } 1681 } 1682 1683 // We could have touched GID membership, so flush out packages.list 1684 synchronized (mPackages) { 1685 mSettings.writePackageListLPr(); 1686 } 1687 } 1688 1689 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1690 String[] grantedPermissions) { 1691 SettingBase sb = (SettingBase) pkg.mExtras; 1692 if (sb == null) { 1693 return; 1694 } 1695 1696 PermissionsState permissionsState = sb.getPermissionsState(); 1697 1698 for (String permission : pkg.requestedPermissions) { 1699 BasePermission bp = mSettings.mPermissions.get(permission); 1700 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1701 || ArrayUtils.contains(grantedPermissions, permission))) { 1702 permissionsState.grantRuntimePermission(bp, userId); 1703 } 1704 } 1705 } 1706 1707 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1708 Bundle extras = null; 1709 switch (res.returnCode) { 1710 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1711 extras = new Bundle(); 1712 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1713 res.origPermission); 1714 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1715 res.origPackage); 1716 break; 1717 } 1718 case PackageManager.INSTALL_SUCCEEDED: { 1719 extras = new Bundle(); 1720 extras.putBoolean(Intent.EXTRA_REPLACING, 1721 res.removedInfo != null && res.removedInfo.removedPackage != null); 1722 break; 1723 } 1724 } 1725 return extras; 1726 } 1727 1728 void scheduleWriteSettingsLocked() { 1729 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1730 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1731 } 1732 } 1733 1734 void scheduleWritePackageRestrictionsLocked(int userId) { 1735 if (!sUserManager.exists(userId)) return; 1736 mDirtyUsers.add(userId); 1737 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1738 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1739 } 1740 } 1741 1742 public static PackageManagerService main(Context context, Installer installer, 1743 boolean factoryTest, boolean onlyCore) { 1744 PackageManagerService m = new PackageManagerService(context, installer, 1745 factoryTest, onlyCore); 1746 ServiceManager.addService("package", m); 1747 return m; 1748 } 1749 1750 static String[] splitString(String str, char sep) { 1751 int count = 1; 1752 int i = 0; 1753 while ((i=str.indexOf(sep, i)) >= 0) { 1754 count++; 1755 i++; 1756 } 1757 1758 String[] res = new String[count]; 1759 i=0; 1760 count = 0; 1761 int lastI=0; 1762 while ((i=str.indexOf(sep, i)) >= 0) { 1763 res[count] = str.substring(lastI, i); 1764 count++; 1765 i++; 1766 lastI = i; 1767 } 1768 res[count] = str.substring(lastI, str.length()); 1769 return res; 1770 } 1771 1772 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1773 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1774 Context.DISPLAY_SERVICE); 1775 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1776 } 1777 1778 public PackageManagerService(Context context, Installer installer, 1779 boolean factoryTest, boolean onlyCore) { 1780 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1781 SystemClock.uptimeMillis()); 1782 1783 if (mSdkVersion <= 0) { 1784 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1785 } 1786 1787 mContext = context; 1788 mFactoryTest = factoryTest; 1789 mOnlyCore = onlyCore; 1790 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1791 mMetrics = new DisplayMetrics(); 1792 mSettings = new Settings(mPackages); 1793 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1794 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1795 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1796 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1797 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1798 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1799 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1800 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1801 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1802 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1803 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1804 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1805 1806 // TODO: add a property to control this? 1807 long dexOptLRUThresholdInMinutes; 1808 if (mLazyDexOpt) { 1809 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1810 } else { 1811 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1812 } 1813 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1814 1815 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1816 if (separateProcesses != null && separateProcesses.length() > 0) { 1817 if ("*".equals(separateProcesses)) { 1818 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1819 mSeparateProcesses = null; 1820 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1821 } else { 1822 mDefParseFlags = 0; 1823 mSeparateProcesses = separateProcesses.split(","); 1824 Slog.w(TAG, "Running with debug.separate_processes: " 1825 + separateProcesses); 1826 } 1827 } else { 1828 mDefParseFlags = 0; 1829 mSeparateProcesses = null; 1830 } 1831 1832 mInstaller = installer; 1833 mPackageDexOptimizer = new PackageDexOptimizer(this); 1834 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1835 1836 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1837 FgThread.get().getLooper()); 1838 1839 getDefaultDisplayMetrics(context, mMetrics); 1840 1841 SystemConfig systemConfig = SystemConfig.getInstance(); 1842 mGlobalGids = systemConfig.getGlobalGids(); 1843 mSystemPermissions = systemConfig.getSystemPermissions(); 1844 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1845 1846 synchronized (mInstallLock) { 1847 // writer 1848 synchronized (mPackages) { 1849 mHandlerThread = new ServiceThread(TAG, 1850 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1851 mHandlerThread.start(); 1852 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1853 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1854 1855 File dataDir = Environment.getDataDirectory(); 1856 mAppDataDir = new File(dataDir, "data"); 1857 mAppInstallDir = new File(dataDir, "app"); 1858 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1859 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1860 mUserAppDataDir = new File(dataDir, "user"); 1861 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1862 1863 sUserManager = new UserManagerService(context, this, 1864 mInstallLock, mPackages); 1865 1866 // Propagate permission configuration in to package manager. 1867 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1868 = systemConfig.getPermissions(); 1869 for (int i=0; i<permConfig.size(); i++) { 1870 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1871 BasePermission bp = mSettings.mPermissions.get(perm.name); 1872 if (bp == null) { 1873 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1874 mSettings.mPermissions.put(perm.name, bp); 1875 } 1876 if (perm.gids != null) { 1877 bp.setGids(perm.gids, perm.perUser); 1878 } 1879 } 1880 1881 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1882 for (int i=0; i<libConfig.size(); i++) { 1883 mSharedLibraries.put(libConfig.keyAt(i), 1884 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1885 } 1886 1887 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1888 1889 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1890 mSdkVersion, mOnlyCore); 1891 1892 String customResolverActivity = Resources.getSystem().getString( 1893 R.string.config_customResolverActivity); 1894 if (TextUtils.isEmpty(customResolverActivity)) { 1895 customResolverActivity = null; 1896 } else { 1897 mCustomResolverComponentName = ComponentName.unflattenFromString( 1898 customResolverActivity); 1899 } 1900 1901 long startTime = SystemClock.uptimeMillis(); 1902 1903 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1904 startTime); 1905 1906 // Set flag to monitor and not change apk file paths when 1907 // scanning install directories. 1908 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1909 1910 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1911 1912 /** 1913 * Add everything in the in the boot class path to the 1914 * list of process files because dexopt will have been run 1915 * if necessary during zygote startup. 1916 */ 1917 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1918 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1919 1920 if (bootClassPath != null) { 1921 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1922 for (String element : bootClassPathElements) { 1923 alreadyDexOpted.add(element); 1924 } 1925 } else { 1926 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1927 } 1928 1929 if (systemServerClassPath != null) { 1930 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1931 for (String element : systemServerClassPathElements) { 1932 alreadyDexOpted.add(element); 1933 } 1934 } else { 1935 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1936 } 1937 1938 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1939 final String[] dexCodeInstructionSets = 1940 getDexCodeInstructionSets( 1941 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1942 1943 /** 1944 * Ensure all external libraries have had dexopt run on them. 1945 */ 1946 if (mSharedLibraries.size() > 0) { 1947 // NOTE: For now, we're compiling these system "shared libraries" 1948 // (and framework jars) into all available architectures. It's possible 1949 // to compile them only when we come across an app that uses them (there's 1950 // already logic for that in scanPackageLI) but that adds some complexity. 1951 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1952 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1953 final String lib = libEntry.path; 1954 if (lib == null) { 1955 continue; 1956 } 1957 1958 try { 1959 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1960 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1961 alreadyDexOpted.add(lib); 1962 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1963 } 1964 } catch (FileNotFoundException e) { 1965 Slog.w(TAG, "Library not found: " + lib); 1966 } catch (IOException e) { 1967 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1968 + e.getMessage()); 1969 } 1970 } 1971 } 1972 } 1973 1974 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1975 1976 // Gross hack for now: we know this file doesn't contain any 1977 // code, so don't dexopt it to avoid the resulting log spew. 1978 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1979 1980 // Gross hack for now: we know this file is only part of 1981 // the boot class path for art, so don't dexopt it to 1982 // avoid the resulting log spew. 1983 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1984 1985 /** 1986 * There are a number of commands implemented in Java, which 1987 * we currently need to do the dexopt on so that they can be 1988 * run from a non-root shell. 1989 */ 1990 String[] frameworkFiles = frameworkDir.list(); 1991 if (frameworkFiles != null) { 1992 // TODO: We could compile these only for the most preferred ABI. We should 1993 // first double check that the dex files for these commands are not referenced 1994 // by other system apps. 1995 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1996 for (int i=0; i<frameworkFiles.length; i++) { 1997 File libPath = new File(frameworkDir, frameworkFiles[i]); 1998 String path = libPath.getPath(); 1999 // Skip the file if we already did it. 2000 if (alreadyDexOpted.contains(path)) { 2001 continue; 2002 } 2003 // Skip the file if it is not a type we want to dexopt. 2004 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2005 continue; 2006 } 2007 try { 2008 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2009 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2010 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2011 } 2012 } catch (FileNotFoundException e) { 2013 Slog.w(TAG, "Jar not found: " + path); 2014 } catch (IOException e) { 2015 Slog.w(TAG, "Exception reading jar: " + path, e); 2016 } 2017 } 2018 } 2019 } 2020 2021 // Collect vendor overlay packages. 2022 // (Do this before scanning any apps.) 2023 // For security and version matching reason, only consider 2024 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2025 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2026 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2027 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2028 2029 // Find base frameworks (resource packages without code). 2030 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2031 | PackageParser.PARSE_IS_SYSTEM_DIR 2032 | PackageParser.PARSE_IS_PRIVILEGED, 2033 scanFlags | SCAN_NO_DEX, 0); 2034 2035 // Collected privileged system packages. 2036 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2037 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2038 | PackageParser.PARSE_IS_SYSTEM_DIR 2039 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2040 2041 // Collect ordinary system packages. 2042 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2043 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2044 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2045 2046 // Collect all vendor packages. 2047 File vendorAppDir = new File("/vendor/app"); 2048 try { 2049 vendorAppDir = vendorAppDir.getCanonicalFile(); 2050 } catch (IOException e) { 2051 // failed to look up canonical path, continue with original one 2052 } 2053 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2054 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2055 2056 // Collect all OEM packages. 2057 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2058 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2059 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2060 2061 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2062 mInstaller.moveFiles(); 2063 2064 // Prune any system packages that no longer exist. 2065 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2066 if (!mOnlyCore) { 2067 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2068 while (psit.hasNext()) { 2069 PackageSetting ps = psit.next(); 2070 2071 /* 2072 * If this is not a system app, it can't be a 2073 * disable system app. 2074 */ 2075 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2076 continue; 2077 } 2078 2079 /* 2080 * If the package is scanned, it's not erased. 2081 */ 2082 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2083 if (scannedPkg != null) { 2084 /* 2085 * If the system app is both scanned and in the 2086 * disabled packages list, then it must have been 2087 * added via OTA. Remove it from the currently 2088 * scanned package so the previously user-installed 2089 * application can be scanned. 2090 */ 2091 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2092 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2093 + ps.name + "; removing system app. Last known codePath=" 2094 + ps.codePathString + ", installStatus=" + ps.installStatus 2095 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2096 + scannedPkg.mVersionCode); 2097 removePackageLI(ps, true); 2098 mExpectingBetter.put(ps.name, ps.codePath); 2099 } 2100 2101 continue; 2102 } 2103 2104 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2105 psit.remove(); 2106 logCriticalInfo(Log.WARN, "System package " + ps.name 2107 + " no longer exists; wiping its data"); 2108 removeDataDirsLI(null, ps.name); 2109 } else { 2110 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2111 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2112 possiblyDeletedUpdatedSystemApps.add(ps.name); 2113 } 2114 } 2115 } 2116 } 2117 2118 //look for any incomplete package installations 2119 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2120 //clean up list 2121 for(int i = 0; i < deletePkgsList.size(); i++) { 2122 //clean up here 2123 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2124 } 2125 //delete tmp files 2126 deleteTempPackageFiles(); 2127 2128 // Remove any shared userIDs that have no associated packages 2129 mSettings.pruneSharedUsersLPw(); 2130 2131 if (!mOnlyCore) { 2132 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2133 SystemClock.uptimeMillis()); 2134 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2135 2136 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2137 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2138 2139 /** 2140 * Remove disable package settings for any updated system 2141 * apps that were removed via an OTA. If they're not a 2142 * previously-updated app, remove them completely. 2143 * Otherwise, just revoke their system-level permissions. 2144 */ 2145 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2146 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2147 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2148 2149 String msg; 2150 if (deletedPkg == null) { 2151 msg = "Updated system package " + deletedAppName 2152 + " no longer exists; wiping its data"; 2153 removeDataDirsLI(null, deletedAppName); 2154 } else { 2155 msg = "Updated system app + " + deletedAppName 2156 + " no longer present; removing system privileges for " 2157 + deletedAppName; 2158 2159 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2160 2161 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2162 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2163 } 2164 logCriticalInfo(Log.WARN, msg); 2165 } 2166 2167 /** 2168 * Make sure all system apps that we expected to appear on 2169 * the userdata partition actually showed up. If they never 2170 * appeared, crawl back and revive the system version. 2171 */ 2172 for (int i = 0; i < mExpectingBetter.size(); i++) { 2173 final String packageName = mExpectingBetter.keyAt(i); 2174 if (!mPackages.containsKey(packageName)) { 2175 final File scanFile = mExpectingBetter.valueAt(i); 2176 2177 logCriticalInfo(Log.WARN, "Expected better " + packageName 2178 + " but never showed up; reverting to system"); 2179 2180 final int reparseFlags; 2181 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2182 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2183 | PackageParser.PARSE_IS_SYSTEM_DIR 2184 | PackageParser.PARSE_IS_PRIVILEGED; 2185 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2186 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2187 | PackageParser.PARSE_IS_SYSTEM_DIR; 2188 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2189 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2190 | PackageParser.PARSE_IS_SYSTEM_DIR; 2191 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2192 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2193 | PackageParser.PARSE_IS_SYSTEM_DIR; 2194 } else { 2195 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2196 continue; 2197 } 2198 2199 mSettings.enableSystemPackageLPw(packageName); 2200 2201 try { 2202 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2203 } catch (PackageManagerException e) { 2204 Slog.e(TAG, "Failed to parse original system package: " 2205 + e.getMessage()); 2206 } 2207 } 2208 } 2209 } 2210 mExpectingBetter.clear(); 2211 2212 // Now that we know all of the shared libraries, update all clients to have 2213 // the correct library paths. 2214 updateAllSharedLibrariesLPw(); 2215 2216 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2217 // NOTE: We ignore potential failures here during a system scan (like 2218 // the rest of the commands above) because there's precious little we 2219 // can do about it. A settings error is reported, though. 2220 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2221 false /* force dexopt */, false /* defer dexopt */); 2222 } 2223 2224 // Now that we know all the packages we are keeping, 2225 // read and update their last usage times. 2226 mPackageUsage.readLP(); 2227 2228 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2229 SystemClock.uptimeMillis()); 2230 Slog.i(TAG, "Time to scan packages: " 2231 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2232 + " seconds"); 2233 2234 // If the platform SDK has changed since the last time we booted, 2235 // we need to re-grant app permission to catch any new ones that 2236 // appear. This is really a hack, and means that apps can in some 2237 // cases get permissions that the user didn't initially explicitly 2238 // allow... it would be nice to have some better way to handle 2239 // this situation. 2240 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2241 != mSdkVersion; 2242 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2243 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2244 + "; regranting permissions for internal storage"); 2245 mSettings.mInternalSdkPlatform = mSdkVersion; 2246 2247 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2248 | (regrantPermissions 2249 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2250 : 0)); 2251 2252 // If this is the first boot, and it is a normal boot, then 2253 // we need to initialize the default preferred apps. 2254 if (!mRestoredSettings && !onlyCore) { 2255 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2256 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2257 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2258 } 2259 2260 // If this is first boot after an OTA, and a normal boot, then 2261 // we need to clear code cache directories. 2262 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2263 if (mIsUpgrade && !onlyCore) { 2264 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2265 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2266 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2267 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2268 } 2269 mSettings.mFingerprint = Build.FINGERPRINT; 2270 } 2271 2272 checkDefaultBrowser(); 2273 2274 // All the changes are done during package scanning. 2275 mSettings.updateInternalDatabaseVersion(); 2276 2277 // can downgrade to reader 2278 mSettings.writeLPr(); 2279 2280 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2281 SystemClock.uptimeMillis()); 2282 2283 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2284 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2285 2286 mInstallerService = new PackageInstallerService(context, this); 2287 2288 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2289 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2290 mIntentFilterVerifierComponent); 2291 2292 } // synchronized (mPackages) 2293 } // synchronized (mInstallLock) 2294 2295 // Now after opening every single application zip, make sure they 2296 // are all flushed. Not really needed, but keeps things nice and 2297 // tidy. 2298 Runtime.getRuntime().gc(); 2299 2300 // Expose private service for system components to use. 2301 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2302 } 2303 2304 @Override 2305 public boolean isFirstBoot() { 2306 return !mRestoredSettings; 2307 } 2308 2309 @Override 2310 public boolean isOnlyCoreApps() { 2311 return mOnlyCore; 2312 } 2313 2314 @Override 2315 public boolean isUpgrade() { 2316 return mIsUpgrade; 2317 } 2318 2319 private String getRequiredVerifierLPr() { 2320 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2321 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2322 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2323 2324 String requiredVerifier = null; 2325 2326 final int N = receivers.size(); 2327 for (int i = 0; i < N; i++) { 2328 final ResolveInfo info = receivers.get(i); 2329 2330 if (info.activityInfo == null) { 2331 continue; 2332 } 2333 2334 final String packageName = info.activityInfo.packageName; 2335 2336 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2337 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2338 continue; 2339 } 2340 2341 if (requiredVerifier != null) { 2342 throw new RuntimeException("There can be only one required verifier"); 2343 } 2344 2345 requiredVerifier = packageName; 2346 } 2347 2348 return requiredVerifier; 2349 } 2350 2351 private String getRequiredInstallerLPr() { 2352 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2353 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2354 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2355 2356 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2357 PACKAGE_MIME_TYPE, 0, 0); 2358 2359 String requiredInstaller = null; 2360 2361 final int N = installers.size(); 2362 for (int i = 0; i < N; i++) { 2363 final ResolveInfo info = installers.get(i); 2364 final String packageName = info.activityInfo.packageName; 2365 2366 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2367 continue; 2368 } 2369 2370 if (requiredInstaller != null) { 2371 throw new RuntimeException("There must be one required installer"); 2372 } 2373 2374 requiredInstaller = packageName; 2375 } 2376 2377 if (requiredInstaller == null) { 2378 throw new RuntimeException("There must be one required installer"); 2379 } 2380 2381 return requiredInstaller; 2382 } 2383 2384 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2385 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2386 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2387 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2388 2389 ComponentName verifierComponentName = null; 2390 2391 int priority = -1000; 2392 final int N = receivers.size(); 2393 for (int i = 0; i < N; i++) { 2394 final ResolveInfo info = receivers.get(i); 2395 2396 if (info.activityInfo == null) { 2397 continue; 2398 } 2399 2400 final String packageName = info.activityInfo.packageName; 2401 2402 final PackageSetting ps = mSettings.mPackages.get(packageName); 2403 if (ps == null) { 2404 continue; 2405 } 2406 2407 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2408 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2409 continue; 2410 } 2411 2412 // Select the IntentFilterVerifier with the highest priority 2413 if (priority < info.priority) { 2414 priority = info.priority; 2415 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2416 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2417 + verifierComponentName + " with priority: " + info.priority); 2418 } 2419 } 2420 2421 return verifierComponentName; 2422 } 2423 2424 private void primeDomainVerificationsLPw(int userId) { 2425 if (DEBUG_DOMAIN_VERIFICATION) { 2426 Slog.d(TAG, "Priming domain verifications in user " + userId); 2427 } 2428 2429 SystemConfig systemConfig = SystemConfig.getInstance(); 2430 ArraySet<String> packages = systemConfig.getLinkedApps(); 2431 ArraySet<String> domains = new ArraySet<String>(); 2432 2433 for (String packageName : packages) { 2434 PackageParser.Package pkg = mPackages.get(packageName); 2435 if (pkg != null) { 2436 if (!pkg.isSystemApp()) { 2437 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2438 continue; 2439 } 2440 2441 domains.clear(); 2442 for (PackageParser.Activity a : pkg.activities) { 2443 for (ActivityIntentInfo filter : a.intents) { 2444 if (hasValidDomains(filter)) { 2445 domains.addAll(filter.getHostsList()); 2446 } 2447 } 2448 } 2449 2450 if (domains.size() > 0) { 2451 if (DEBUG_DOMAIN_VERIFICATION) { 2452 Slog.v(TAG, " + " + packageName); 2453 } 2454 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2455 // state w.r.t. the formal app-linkage "no verification attempted" state; 2456 // and then 'always' in the per-user state actually used for intent resolution. 2457 final IntentFilterVerificationInfo ivi; 2458 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2459 new ArrayList<String>(domains)); 2460 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2461 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2462 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2463 } else { 2464 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2465 + "' does not handle web links"); 2466 } 2467 } else { 2468 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2469 } 2470 } 2471 2472 scheduleWritePackageRestrictionsLocked(userId); 2473 scheduleWriteSettingsLocked(); 2474 } 2475 2476 private void applyFactoryDefaultBrowserLPw(int userId) { 2477 // The default browser app's package name is stored in a string resource, 2478 // with a product-specific overlay used for vendor customization. 2479 String browserPkg = mContext.getResources().getString( 2480 com.android.internal.R.string.default_browser); 2481 if (!TextUtils.isEmpty(browserPkg)) { 2482 // non-empty string => required to be a known package 2483 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2484 if (ps == null) { 2485 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2486 browserPkg = null; 2487 } else { 2488 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2489 } 2490 } 2491 2492 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2493 // default. If there's more than one, just leave everything alone. 2494 if (browserPkg == null) { 2495 calculateDefaultBrowserLPw(userId); 2496 } 2497 } 2498 2499 private void calculateDefaultBrowserLPw(int userId) { 2500 List<String> allBrowsers = resolveAllBrowserApps(userId); 2501 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2502 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2503 } 2504 2505 private List<String> resolveAllBrowserApps(int userId) { 2506 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2507 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2508 PackageManager.MATCH_ALL, userId); 2509 2510 final int count = list.size(); 2511 List<String> result = new ArrayList<String>(count); 2512 for (int i=0; i<count; i++) { 2513 ResolveInfo info = list.get(i); 2514 if (info.activityInfo == null 2515 || !info.handleAllWebDataURI 2516 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2517 || result.contains(info.activityInfo.packageName)) { 2518 continue; 2519 } 2520 result.add(info.activityInfo.packageName); 2521 } 2522 2523 return result; 2524 } 2525 2526 private boolean packageIsBrowser(String packageName, int userId) { 2527 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2528 PackageManager.MATCH_ALL, userId); 2529 final int N = list.size(); 2530 for (int i = 0; i < N; i++) { 2531 ResolveInfo info = list.get(i); 2532 if (packageName.equals(info.activityInfo.packageName)) { 2533 return true; 2534 } 2535 } 2536 return false; 2537 } 2538 2539 private void checkDefaultBrowser() { 2540 final int myUserId = UserHandle.myUserId(); 2541 final String packageName = getDefaultBrowserPackageName(myUserId); 2542 if (packageName != null) { 2543 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2544 if (info == null) { 2545 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2546 synchronized (mPackages) { 2547 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2548 } 2549 } 2550 } 2551 } 2552 2553 @Override 2554 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2555 throws RemoteException { 2556 try { 2557 return super.onTransact(code, data, reply, flags); 2558 } catch (RuntimeException e) { 2559 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2560 Slog.wtf(TAG, "Package Manager Crash", e); 2561 } 2562 throw e; 2563 } 2564 } 2565 2566 void cleanupInstallFailedPackage(PackageSetting ps) { 2567 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2568 2569 removeDataDirsLI(ps.volumeUuid, ps.name); 2570 if (ps.codePath != null) { 2571 if (ps.codePath.isDirectory()) { 2572 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2573 } else { 2574 ps.codePath.delete(); 2575 } 2576 } 2577 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2578 if (ps.resourcePath.isDirectory()) { 2579 FileUtils.deleteContents(ps.resourcePath); 2580 } 2581 ps.resourcePath.delete(); 2582 } 2583 mSettings.removePackageLPw(ps.name); 2584 } 2585 2586 static int[] appendInts(int[] cur, int[] add) { 2587 if (add == null) return cur; 2588 if (cur == null) return add; 2589 final int N = add.length; 2590 for (int i=0; i<N; i++) { 2591 cur = appendInt(cur, add[i]); 2592 } 2593 return cur; 2594 } 2595 2596 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2597 if (!sUserManager.exists(userId)) return null; 2598 final PackageSetting ps = (PackageSetting) p.mExtras; 2599 if (ps == null) { 2600 return null; 2601 } 2602 2603 final PermissionsState permissionsState = ps.getPermissionsState(); 2604 2605 final int[] gids = permissionsState.computeGids(userId); 2606 final Set<String> permissions = permissionsState.getPermissions(userId); 2607 final PackageUserState state = ps.readUserState(userId); 2608 2609 return PackageParser.generatePackageInfo(p, gids, flags, 2610 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2611 } 2612 2613 @Override 2614 public boolean isPackageFrozen(String packageName) { 2615 synchronized (mPackages) { 2616 final PackageSetting ps = mSettings.mPackages.get(packageName); 2617 if (ps != null) { 2618 return ps.frozen; 2619 } 2620 } 2621 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2622 return true; 2623 } 2624 2625 @Override 2626 public boolean isPackageAvailable(String packageName, int userId) { 2627 if (!sUserManager.exists(userId)) return false; 2628 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2629 synchronized (mPackages) { 2630 PackageParser.Package p = mPackages.get(packageName); 2631 if (p != null) { 2632 final PackageSetting ps = (PackageSetting) p.mExtras; 2633 if (ps != null) { 2634 final PackageUserState state = ps.readUserState(userId); 2635 if (state != null) { 2636 return PackageParser.isAvailable(state); 2637 } 2638 } 2639 } 2640 } 2641 return false; 2642 } 2643 2644 @Override 2645 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2646 if (!sUserManager.exists(userId)) return null; 2647 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2648 // reader 2649 synchronized (mPackages) { 2650 PackageParser.Package p = mPackages.get(packageName); 2651 if (DEBUG_PACKAGE_INFO) 2652 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2653 if (p != null) { 2654 return generatePackageInfo(p, flags, userId); 2655 } 2656 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2657 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2658 } 2659 } 2660 return null; 2661 } 2662 2663 @Override 2664 public String[] currentToCanonicalPackageNames(String[] names) { 2665 String[] out = new String[names.length]; 2666 // reader 2667 synchronized (mPackages) { 2668 for (int i=names.length-1; i>=0; i--) { 2669 PackageSetting ps = mSettings.mPackages.get(names[i]); 2670 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2671 } 2672 } 2673 return out; 2674 } 2675 2676 @Override 2677 public String[] canonicalToCurrentPackageNames(String[] names) { 2678 String[] out = new String[names.length]; 2679 // reader 2680 synchronized (mPackages) { 2681 for (int i=names.length-1; i>=0; i--) { 2682 String cur = mSettings.mRenamedPackages.get(names[i]); 2683 out[i] = cur != null ? cur : names[i]; 2684 } 2685 } 2686 return out; 2687 } 2688 2689 @Override 2690 public int getPackageUid(String packageName, int userId) { 2691 if (!sUserManager.exists(userId)) return -1; 2692 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2693 2694 // reader 2695 synchronized (mPackages) { 2696 PackageParser.Package p = mPackages.get(packageName); 2697 if(p != null) { 2698 return UserHandle.getUid(userId, p.applicationInfo.uid); 2699 } 2700 PackageSetting ps = mSettings.mPackages.get(packageName); 2701 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2702 return -1; 2703 } 2704 p = ps.pkg; 2705 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2706 } 2707 } 2708 2709 @Override 2710 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2711 if (!sUserManager.exists(userId)) { 2712 return null; 2713 } 2714 2715 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2716 "getPackageGids"); 2717 2718 // reader 2719 synchronized (mPackages) { 2720 PackageParser.Package p = mPackages.get(packageName); 2721 if (DEBUG_PACKAGE_INFO) { 2722 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2723 } 2724 if (p != null) { 2725 PackageSetting ps = (PackageSetting) p.mExtras; 2726 return ps.getPermissionsState().computeGids(userId); 2727 } 2728 } 2729 2730 return null; 2731 } 2732 2733 static PermissionInfo generatePermissionInfo( 2734 BasePermission bp, int flags) { 2735 if (bp.perm != null) { 2736 return PackageParser.generatePermissionInfo(bp.perm, flags); 2737 } 2738 PermissionInfo pi = new PermissionInfo(); 2739 pi.name = bp.name; 2740 pi.packageName = bp.sourcePackage; 2741 pi.nonLocalizedLabel = bp.name; 2742 pi.protectionLevel = bp.protectionLevel; 2743 return pi; 2744 } 2745 2746 @Override 2747 public PermissionInfo getPermissionInfo(String name, int flags) { 2748 // reader 2749 synchronized (mPackages) { 2750 final BasePermission p = mSettings.mPermissions.get(name); 2751 if (p != null) { 2752 return generatePermissionInfo(p, flags); 2753 } 2754 return null; 2755 } 2756 } 2757 2758 @Override 2759 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2760 // reader 2761 synchronized (mPackages) { 2762 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2763 for (BasePermission p : mSettings.mPermissions.values()) { 2764 if (group == null) { 2765 if (p.perm == null || p.perm.info.group == null) { 2766 out.add(generatePermissionInfo(p, flags)); 2767 } 2768 } else { 2769 if (p.perm != null && group.equals(p.perm.info.group)) { 2770 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2771 } 2772 } 2773 } 2774 2775 if (out.size() > 0) { 2776 return out; 2777 } 2778 return mPermissionGroups.containsKey(group) ? out : null; 2779 } 2780 } 2781 2782 @Override 2783 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2784 // reader 2785 synchronized (mPackages) { 2786 return PackageParser.generatePermissionGroupInfo( 2787 mPermissionGroups.get(name), flags); 2788 } 2789 } 2790 2791 @Override 2792 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2793 // reader 2794 synchronized (mPackages) { 2795 final int N = mPermissionGroups.size(); 2796 ArrayList<PermissionGroupInfo> out 2797 = new ArrayList<PermissionGroupInfo>(N); 2798 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2799 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2800 } 2801 return out; 2802 } 2803 } 2804 2805 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2806 int userId) { 2807 if (!sUserManager.exists(userId)) return null; 2808 PackageSetting ps = mSettings.mPackages.get(packageName); 2809 if (ps != null) { 2810 if (ps.pkg == null) { 2811 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2812 flags, userId); 2813 if (pInfo != null) { 2814 return pInfo.applicationInfo; 2815 } 2816 return null; 2817 } 2818 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2819 ps.readUserState(userId), userId); 2820 } 2821 return null; 2822 } 2823 2824 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2825 int userId) { 2826 if (!sUserManager.exists(userId)) return null; 2827 PackageSetting ps = mSettings.mPackages.get(packageName); 2828 if (ps != null) { 2829 PackageParser.Package pkg = ps.pkg; 2830 if (pkg == null) { 2831 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2832 return null; 2833 } 2834 // Only data remains, so we aren't worried about code paths 2835 pkg = new PackageParser.Package(packageName); 2836 pkg.applicationInfo.packageName = packageName; 2837 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2838 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2839 pkg.applicationInfo.dataDir = Environment 2840 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2841 .getAbsolutePath(); 2842 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2843 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2844 } 2845 return generatePackageInfo(pkg, flags, userId); 2846 } 2847 return null; 2848 } 2849 2850 @Override 2851 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2852 if (!sUserManager.exists(userId)) return null; 2853 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2854 // writer 2855 synchronized (mPackages) { 2856 PackageParser.Package p = mPackages.get(packageName); 2857 if (DEBUG_PACKAGE_INFO) Log.v( 2858 TAG, "getApplicationInfo " + packageName 2859 + ": " + p); 2860 if (p != null) { 2861 PackageSetting ps = mSettings.mPackages.get(packageName); 2862 if (ps == null) return null; 2863 // Note: isEnabledLP() does not apply here - always return info 2864 return PackageParser.generateApplicationInfo( 2865 p, flags, ps.readUserState(userId), userId); 2866 } 2867 if ("android".equals(packageName)||"system".equals(packageName)) { 2868 return mAndroidApplication; 2869 } 2870 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2871 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2872 } 2873 } 2874 return null; 2875 } 2876 2877 @Override 2878 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2879 final IPackageDataObserver observer) { 2880 mContext.enforceCallingOrSelfPermission( 2881 android.Manifest.permission.CLEAR_APP_CACHE, null); 2882 // Queue up an async operation since clearing cache may take a little while. 2883 mHandler.post(new Runnable() { 2884 public void run() { 2885 mHandler.removeCallbacks(this); 2886 int retCode = -1; 2887 synchronized (mInstallLock) { 2888 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2889 if (retCode < 0) { 2890 Slog.w(TAG, "Couldn't clear application caches"); 2891 } 2892 } 2893 if (observer != null) { 2894 try { 2895 observer.onRemoveCompleted(null, (retCode >= 0)); 2896 } catch (RemoteException e) { 2897 Slog.w(TAG, "RemoveException when invoking call back"); 2898 } 2899 } 2900 } 2901 }); 2902 } 2903 2904 @Override 2905 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2906 final IntentSender pi) { 2907 mContext.enforceCallingOrSelfPermission( 2908 android.Manifest.permission.CLEAR_APP_CACHE, null); 2909 // Queue up an async operation since clearing cache may take a little while. 2910 mHandler.post(new Runnable() { 2911 public void run() { 2912 mHandler.removeCallbacks(this); 2913 int retCode = -1; 2914 synchronized (mInstallLock) { 2915 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2916 if (retCode < 0) { 2917 Slog.w(TAG, "Couldn't clear application caches"); 2918 } 2919 } 2920 if(pi != null) { 2921 try { 2922 // Callback via pending intent 2923 int code = (retCode >= 0) ? 1 : 0; 2924 pi.sendIntent(null, code, null, 2925 null, null); 2926 } catch (SendIntentException e1) { 2927 Slog.i(TAG, "Failed to send pending intent"); 2928 } 2929 } 2930 } 2931 }); 2932 } 2933 2934 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2935 synchronized (mInstallLock) { 2936 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2937 throw new IOException("Failed to free enough space"); 2938 } 2939 } 2940 } 2941 2942 @Override 2943 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2944 if (!sUserManager.exists(userId)) return null; 2945 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2946 synchronized (mPackages) { 2947 PackageParser.Activity a = mActivities.mActivities.get(component); 2948 2949 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2950 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2951 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2952 if (ps == null) return null; 2953 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2954 userId); 2955 } 2956 if (mResolveComponentName.equals(component)) { 2957 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2958 new PackageUserState(), userId); 2959 } 2960 } 2961 return null; 2962 } 2963 2964 @Override 2965 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2966 String resolvedType) { 2967 synchronized (mPackages) { 2968 PackageParser.Activity a = mActivities.mActivities.get(component); 2969 if (a == null) { 2970 return false; 2971 } 2972 for (int i=0; i<a.intents.size(); i++) { 2973 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2974 intent.getData(), intent.getCategories(), TAG) >= 0) { 2975 return true; 2976 } 2977 } 2978 return false; 2979 } 2980 } 2981 2982 @Override 2983 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2984 if (!sUserManager.exists(userId)) return null; 2985 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2986 synchronized (mPackages) { 2987 PackageParser.Activity a = mReceivers.mActivities.get(component); 2988 if (DEBUG_PACKAGE_INFO) Log.v( 2989 TAG, "getReceiverInfo " + component + ": " + a); 2990 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2991 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2992 if (ps == null) return null; 2993 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2994 userId); 2995 } 2996 } 2997 return null; 2998 } 2999 3000 @Override 3001 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3002 if (!sUserManager.exists(userId)) return null; 3003 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3004 synchronized (mPackages) { 3005 PackageParser.Service s = mServices.mServices.get(component); 3006 if (DEBUG_PACKAGE_INFO) Log.v( 3007 TAG, "getServiceInfo " + component + ": " + s); 3008 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3009 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3010 if (ps == null) return null; 3011 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3012 userId); 3013 } 3014 } 3015 return null; 3016 } 3017 3018 @Override 3019 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3020 if (!sUserManager.exists(userId)) return null; 3021 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3022 synchronized (mPackages) { 3023 PackageParser.Provider p = mProviders.mProviders.get(component); 3024 if (DEBUG_PACKAGE_INFO) Log.v( 3025 TAG, "getProviderInfo " + component + ": " + p); 3026 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3027 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3028 if (ps == null) return null; 3029 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3030 userId); 3031 } 3032 } 3033 return null; 3034 } 3035 3036 @Override 3037 public String[] getSystemSharedLibraryNames() { 3038 Set<String> libSet; 3039 synchronized (mPackages) { 3040 libSet = mSharedLibraries.keySet(); 3041 int size = libSet.size(); 3042 if (size > 0) { 3043 String[] libs = new String[size]; 3044 libSet.toArray(libs); 3045 return libs; 3046 } 3047 } 3048 return null; 3049 } 3050 3051 /** 3052 * @hide 3053 */ 3054 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3055 synchronized (mPackages) { 3056 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3057 if (lib != null && lib.apk != null) { 3058 return mPackages.get(lib.apk); 3059 } 3060 } 3061 return null; 3062 } 3063 3064 @Override 3065 public FeatureInfo[] getSystemAvailableFeatures() { 3066 Collection<FeatureInfo> featSet; 3067 synchronized (mPackages) { 3068 featSet = mAvailableFeatures.values(); 3069 int size = featSet.size(); 3070 if (size > 0) { 3071 FeatureInfo[] features = new FeatureInfo[size+1]; 3072 featSet.toArray(features); 3073 FeatureInfo fi = new FeatureInfo(); 3074 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3075 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3076 features[size] = fi; 3077 return features; 3078 } 3079 } 3080 return null; 3081 } 3082 3083 @Override 3084 public boolean hasSystemFeature(String name) { 3085 synchronized (mPackages) { 3086 return mAvailableFeatures.containsKey(name); 3087 } 3088 } 3089 3090 private void checkValidCaller(int uid, int userId) { 3091 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3092 return; 3093 3094 throw new SecurityException("Caller uid=" + uid 3095 + " is not privileged to communicate with user=" + userId); 3096 } 3097 3098 @Override 3099 public int checkPermission(String permName, String pkgName, int userId) { 3100 if (!sUserManager.exists(userId)) { 3101 return PackageManager.PERMISSION_DENIED; 3102 } 3103 3104 synchronized (mPackages) { 3105 final PackageParser.Package p = mPackages.get(pkgName); 3106 if (p != null && p.mExtras != null) { 3107 final PackageSetting ps = (PackageSetting) p.mExtras; 3108 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3109 return PackageManager.PERMISSION_GRANTED; 3110 } 3111 } 3112 } 3113 3114 return PackageManager.PERMISSION_DENIED; 3115 } 3116 3117 @Override 3118 public int checkUidPermission(String permName, int uid) { 3119 final int userId = UserHandle.getUserId(uid); 3120 3121 if (!sUserManager.exists(userId)) { 3122 return PackageManager.PERMISSION_DENIED; 3123 } 3124 3125 synchronized (mPackages) { 3126 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3127 if (obj != null) { 3128 final SettingBase ps = (SettingBase) obj; 3129 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3130 return PackageManager.PERMISSION_GRANTED; 3131 } 3132 } else { 3133 ArraySet<String> perms = mSystemPermissions.get(uid); 3134 if (perms != null && perms.contains(permName)) { 3135 return PackageManager.PERMISSION_GRANTED; 3136 } 3137 } 3138 } 3139 3140 return PackageManager.PERMISSION_DENIED; 3141 } 3142 3143 @Override 3144 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3145 if (UserHandle.getCallingUserId() != userId) { 3146 mContext.enforceCallingPermission( 3147 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3148 "isPermissionRevokedByPolicy for user " + userId); 3149 } 3150 3151 if (checkPermission(permission, packageName, userId) 3152 == PackageManager.PERMISSION_GRANTED) { 3153 return false; 3154 } 3155 3156 final long identity = Binder.clearCallingIdentity(); 3157 try { 3158 final int flags = getPermissionFlags(permission, packageName, userId); 3159 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3160 } finally { 3161 Binder.restoreCallingIdentity(identity); 3162 } 3163 } 3164 3165 /** 3166 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3167 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3168 * @param checkShell TODO(yamasani): 3169 * @param message the message to log on security exception 3170 */ 3171 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3172 boolean checkShell, String message) { 3173 if (userId < 0) { 3174 throw new IllegalArgumentException("Invalid userId " + userId); 3175 } 3176 if (checkShell) { 3177 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3178 } 3179 if (userId == UserHandle.getUserId(callingUid)) return; 3180 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3181 if (requireFullPermission) { 3182 mContext.enforceCallingOrSelfPermission( 3183 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3184 } else { 3185 try { 3186 mContext.enforceCallingOrSelfPermission( 3187 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3188 } catch (SecurityException se) { 3189 mContext.enforceCallingOrSelfPermission( 3190 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3191 } 3192 } 3193 } 3194 } 3195 3196 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3197 if (callingUid == Process.SHELL_UID) { 3198 if (userHandle >= 0 3199 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3200 throw new SecurityException("Shell does not have permission to access user " 3201 + userHandle); 3202 } else if (userHandle < 0) { 3203 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3204 + Debug.getCallers(3)); 3205 } 3206 } 3207 } 3208 3209 private BasePermission findPermissionTreeLP(String permName) { 3210 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3211 if (permName.startsWith(bp.name) && 3212 permName.length() > bp.name.length() && 3213 permName.charAt(bp.name.length()) == '.') { 3214 return bp; 3215 } 3216 } 3217 return null; 3218 } 3219 3220 private BasePermission checkPermissionTreeLP(String permName) { 3221 if (permName != null) { 3222 BasePermission bp = findPermissionTreeLP(permName); 3223 if (bp != null) { 3224 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3225 return bp; 3226 } 3227 throw new SecurityException("Calling uid " 3228 + Binder.getCallingUid() 3229 + " is not allowed to add to permission tree " 3230 + bp.name + " owned by uid " + bp.uid); 3231 } 3232 } 3233 throw new SecurityException("No permission tree found for " + permName); 3234 } 3235 3236 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3237 if (s1 == null) { 3238 return s2 == null; 3239 } 3240 if (s2 == null) { 3241 return false; 3242 } 3243 if (s1.getClass() != s2.getClass()) { 3244 return false; 3245 } 3246 return s1.equals(s2); 3247 } 3248 3249 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3250 if (pi1.icon != pi2.icon) return false; 3251 if (pi1.logo != pi2.logo) return false; 3252 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3253 if (!compareStrings(pi1.name, pi2.name)) return false; 3254 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3255 // We'll take care of setting this one. 3256 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3257 // These are not currently stored in settings. 3258 //if (!compareStrings(pi1.group, pi2.group)) return false; 3259 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3260 //if (pi1.labelRes != pi2.labelRes) return false; 3261 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3262 return true; 3263 } 3264 3265 int permissionInfoFootprint(PermissionInfo info) { 3266 int size = info.name.length(); 3267 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3268 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3269 return size; 3270 } 3271 3272 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3273 int size = 0; 3274 for (BasePermission perm : mSettings.mPermissions.values()) { 3275 if (perm.uid == tree.uid) { 3276 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3277 } 3278 } 3279 return size; 3280 } 3281 3282 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3283 // We calculate the max size of permissions defined by this uid and throw 3284 // if that plus the size of 'info' would exceed our stated maximum. 3285 if (tree.uid != Process.SYSTEM_UID) { 3286 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3287 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3288 throw new SecurityException("Permission tree size cap exceeded"); 3289 } 3290 } 3291 } 3292 3293 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3294 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3295 throw new SecurityException("Label must be specified in permission"); 3296 } 3297 BasePermission tree = checkPermissionTreeLP(info.name); 3298 BasePermission bp = mSettings.mPermissions.get(info.name); 3299 boolean added = bp == null; 3300 boolean changed = true; 3301 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3302 if (added) { 3303 enforcePermissionCapLocked(info, tree); 3304 bp = new BasePermission(info.name, tree.sourcePackage, 3305 BasePermission.TYPE_DYNAMIC); 3306 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3307 throw new SecurityException( 3308 "Not allowed to modify non-dynamic permission " 3309 + info.name); 3310 } else { 3311 if (bp.protectionLevel == fixedLevel 3312 && bp.perm.owner.equals(tree.perm.owner) 3313 && bp.uid == tree.uid 3314 && comparePermissionInfos(bp.perm.info, info)) { 3315 changed = false; 3316 } 3317 } 3318 bp.protectionLevel = fixedLevel; 3319 info = new PermissionInfo(info); 3320 info.protectionLevel = fixedLevel; 3321 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3322 bp.perm.info.packageName = tree.perm.info.packageName; 3323 bp.uid = tree.uid; 3324 if (added) { 3325 mSettings.mPermissions.put(info.name, bp); 3326 } 3327 if (changed) { 3328 if (!async) { 3329 mSettings.writeLPr(); 3330 } else { 3331 scheduleWriteSettingsLocked(); 3332 } 3333 } 3334 return added; 3335 } 3336 3337 @Override 3338 public boolean addPermission(PermissionInfo info) { 3339 synchronized (mPackages) { 3340 return addPermissionLocked(info, false); 3341 } 3342 } 3343 3344 @Override 3345 public boolean addPermissionAsync(PermissionInfo info) { 3346 synchronized (mPackages) { 3347 return addPermissionLocked(info, true); 3348 } 3349 } 3350 3351 @Override 3352 public void removePermission(String name) { 3353 synchronized (mPackages) { 3354 checkPermissionTreeLP(name); 3355 BasePermission bp = mSettings.mPermissions.get(name); 3356 if (bp != null) { 3357 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3358 throw new SecurityException( 3359 "Not allowed to modify non-dynamic permission " 3360 + name); 3361 } 3362 mSettings.mPermissions.remove(name); 3363 mSettings.writeLPr(); 3364 } 3365 } 3366 } 3367 3368 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3369 BasePermission bp) { 3370 int index = pkg.requestedPermissions.indexOf(bp.name); 3371 if (index == -1) { 3372 throw new SecurityException("Package " + pkg.packageName 3373 + " has not requested permission " + bp.name); 3374 } 3375 if (!bp.isRuntime()) { 3376 throw new SecurityException("Permission " + bp.name 3377 + " is not a changeable permission type"); 3378 } 3379 } 3380 3381 @Override 3382 public void grantRuntimePermission(String packageName, String name, final int userId) { 3383 if (!sUserManager.exists(userId)) { 3384 Log.e(TAG, "No such user:" + userId); 3385 return; 3386 } 3387 3388 mContext.enforceCallingOrSelfPermission( 3389 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3390 "grantRuntimePermission"); 3391 3392 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3393 "grantRuntimePermission"); 3394 3395 final int uid; 3396 final SettingBase sb; 3397 3398 synchronized (mPackages) { 3399 final PackageParser.Package pkg = mPackages.get(packageName); 3400 if (pkg == null) { 3401 throw new IllegalArgumentException("Unknown package: " + packageName); 3402 } 3403 3404 final BasePermission bp = mSettings.mPermissions.get(name); 3405 if (bp == null) { 3406 throw new IllegalArgumentException("Unknown permission: " + name); 3407 } 3408 3409 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3410 3411 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3412 sb = (SettingBase) pkg.mExtras; 3413 if (sb == null) { 3414 throw new IllegalArgumentException("Unknown package: " + packageName); 3415 } 3416 3417 final PermissionsState permissionsState = sb.getPermissionsState(); 3418 3419 final int flags = permissionsState.getPermissionFlags(name, userId); 3420 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3421 throw new SecurityException("Cannot grant system fixed permission: " 3422 + name + " for package: " + packageName); 3423 } 3424 3425 final int result = permissionsState.grantRuntimePermission(bp, userId); 3426 switch (result) { 3427 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3428 return; 3429 } 3430 3431 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3432 mHandler.post(new Runnable() { 3433 @Override 3434 public void run() { 3435 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3436 } 3437 }); 3438 } break; 3439 } 3440 3441 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3442 3443 // Not critical if that is lost - app has to request again. 3444 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3445 } 3446 3447 // Only need to do this if user is initialized. Otherwise it's a new user 3448 // and there are no processes running as the user yet and there's no need 3449 // to make an expensive call to remount processes for the changed permissions. 3450 if (READ_EXTERNAL_STORAGE.equals(name) 3451 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3452 final long token = Binder.clearCallingIdentity(); 3453 try { 3454 if (sUserManager.isInitialized(userId)) { 3455 MountServiceInternal mountServiceInternal = LocalServices.getService( 3456 MountServiceInternal.class); 3457 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3458 } 3459 } finally { 3460 Binder.restoreCallingIdentity(token); 3461 } 3462 } 3463 } 3464 3465 @Override 3466 public void revokeRuntimePermission(String packageName, String name, int userId) { 3467 if (!sUserManager.exists(userId)) { 3468 Log.e(TAG, "No such user:" + userId); 3469 return; 3470 } 3471 3472 mContext.enforceCallingOrSelfPermission( 3473 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3474 "revokeRuntimePermission"); 3475 3476 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3477 "revokeRuntimePermission"); 3478 3479 final SettingBase sb; 3480 3481 synchronized (mPackages) { 3482 final PackageParser.Package pkg = mPackages.get(packageName); 3483 if (pkg == null) { 3484 throw new IllegalArgumentException("Unknown package: " + packageName); 3485 } 3486 3487 final BasePermission bp = mSettings.mPermissions.get(name); 3488 if (bp == null) { 3489 throw new IllegalArgumentException("Unknown permission: " + name); 3490 } 3491 3492 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3493 3494 sb = (SettingBase) pkg.mExtras; 3495 if (sb == null) { 3496 throw new IllegalArgumentException("Unknown package: " + packageName); 3497 } 3498 3499 final PermissionsState permissionsState = sb.getPermissionsState(); 3500 3501 final int flags = permissionsState.getPermissionFlags(name, userId); 3502 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3503 throw new SecurityException("Cannot revoke system fixed permission: " 3504 + name + " for package: " + packageName); 3505 } 3506 3507 if (permissionsState.revokeRuntimePermission(bp, userId) == 3508 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3509 return; 3510 } 3511 3512 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3513 3514 // Critical, after this call app should never have the permission. 3515 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3516 } 3517 3518 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3519 } 3520 3521 @Override 3522 public void resetRuntimePermissions() { 3523 mContext.enforceCallingOrSelfPermission( 3524 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3525 "revokeRuntimePermission"); 3526 3527 int callingUid = Binder.getCallingUid(); 3528 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3529 mContext.enforceCallingOrSelfPermission( 3530 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3531 "resetRuntimePermissions"); 3532 } 3533 3534 synchronized (mPackages) { 3535 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3536 for (int userId : UserManagerService.getInstance().getUserIds()) { 3537 final int packageCount = mPackages.size(); 3538 for (int i = 0; i < packageCount; i++) { 3539 PackageParser.Package pkg = mPackages.valueAt(i); 3540 if (!(pkg.mExtras instanceof PackageSetting)) { 3541 continue; 3542 } 3543 PackageSetting ps = (PackageSetting) pkg.mExtras; 3544 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 3545 } 3546 } 3547 } 3548 } 3549 3550 @Override 3551 public int getPermissionFlags(String name, String packageName, int userId) { 3552 if (!sUserManager.exists(userId)) { 3553 return 0; 3554 } 3555 3556 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3557 3558 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3559 "getPermissionFlags"); 3560 3561 synchronized (mPackages) { 3562 final PackageParser.Package pkg = mPackages.get(packageName); 3563 if (pkg == null) { 3564 throw new IllegalArgumentException("Unknown package: " + packageName); 3565 } 3566 3567 final BasePermission bp = mSettings.mPermissions.get(name); 3568 if (bp == null) { 3569 throw new IllegalArgumentException("Unknown permission: " + name); 3570 } 3571 3572 SettingBase sb = (SettingBase) pkg.mExtras; 3573 if (sb == null) { 3574 throw new IllegalArgumentException("Unknown package: " + packageName); 3575 } 3576 3577 PermissionsState permissionsState = sb.getPermissionsState(); 3578 return permissionsState.getPermissionFlags(name, userId); 3579 } 3580 } 3581 3582 @Override 3583 public void updatePermissionFlags(String name, String packageName, int flagMask, 3584 int flagValues, int userId) { 3585 if (!sUserManager.exists(userId)) { 3586 return; 3587 } 3588 3589 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3590 3591 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3592 "updatePermissionFlags"); 3593 3594 // Only the system can change system fixed flags. 3595 if (getCallingUid() != Process.SYSTEM_UID) { 3596 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3597 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3598 } 3599 3600 synchronized (mPackages) { 3601 final PackageParser.Package pkg = mPackages.get(packageName); 3602 if (pkg == null) { 3603 throw new IllegalArgumentException("Unknown package: " + packageName); 3604 } 3605 3606 final BasePermission bp = mSettings.mPermissions.get(name); 3607 if (bp == null) { 3608 throw new IllegalArgumentException("Unknown permission: " + name); 3609 } 3610 3611 SettingBase sb = (SettingBase) pkg.mExtras; 3612 if (sb == null) { 3613 throw new IllegalArgumentException("Unknown package: " + packageName); 3614 } 3615 3616 PermissionsState permissionsState = sb.getPermissionsState(); 3617 3618 // Only the package manager can change flags for system component permissions. 3619 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3620 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3621 return; 3622 } 3623 3624 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3625 3626 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3627 // Install and runtime permissions are stored in different places, 3628 // so figure out what permission changed and persist the change. 3629 if (permissionsState.getInstallPermissionState(name) != null) { 3630 scheduleWriteSettingsLocked(); 3631 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3632 || hadState) { 3633 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3634 } 3635 } 3636 } 3637 } 3638 3639 /** 3640 * Update the permission flags for all packages and runtime permissions of a user in order 3641 * to allow device or profile owner to remove POLICY_FIXED. 3642 */ 3643 @Override 3644 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3645 if (!sUserManager.exists(userId)) { 3646 return; 3647 } 3648 3649 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3650 3651 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3652 "updatePermissionFlagsForAllApps"); 3653 3654 // Only the system can change system fixed flags. 3655 if (getCallingUid() != Process.SYSTEM_UID) { 3656 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3657 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3658 } 3659 3660 synchronized (mPackages) { 3661 boolean changed = false; 3662 final int packageCount = mPackages.size(); 3663 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3664 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3665 SettingBase sb = (SettingBase) pkg.mExtras; 3666 if (sb == null) { 3667 continue; 3668 } 3669 PermissionsState permissionsState = sb.getPermissionsState(); 3670 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3671 userId, flagMask, flagValues); 3672 } 3673 if (changed) { 3674 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3675 } 3676 } 3677 } 3678 3679 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3680 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3681 != PackageManager.PERMISSION_GRANTED 3682 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3683 != PackageManager.PERMISSION_GRANTED) { 3684 throw new SecurityException(message + " requires " 3685 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3686 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3687 } 3688 } 3689 3690 @Override 3691 public boolean shouldShowRequestPermissionRationale(String permissionName, 3692 String packageName, int userId) { 3693 if (UserHandle.getCallingUserId() != userId) { 3694 mContext.enforceCallingPermission( 3695 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3696 "canShowRequestPermissionRationale for user " + userId); 3697 } 3698 3699 final int uid = getPackageUid(packageName, userId); 3700 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3701 return false; 3702 } 3703 3704 if (checkPermission(permissionName, packageName, userId) 3705 == PackageManager.PERMISSION_GRANTED) { 3706 return false; 3707 } 3708 3709 final int flags; 3710 3711 final long identity = Binder.clearCallingIdentity(); 3712 try { 3713 flags = getPermissionFlags(permissionName, 3714 packageName, userId); 3715 } finally { 3716 Binder.restoreCallingIdentity(identity); 3717 } 3718 3719 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3720 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3721 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3722 3723 if ((flags & fixedFlags) != 0) { 3724 return false; 3725 } 3726 3727 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3728 } 3729 3730 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3731 BasePermission bp = mSettings.mPermissions.get(permission); 3732 if (bp == null) { 3733 throw new SecurityException("Missing " + permission + " permission"); 3734 } 3735 3736 SettingBase sb = (SettingBase) pkg.mExtras; 3737 PermissionsState permissionsState = sb.getPermissionsState(); 3738 3739 if (permissionsState.grantInstallPermission(bp) != 3740 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3741 scheduleWriteSettingsLocked(); 3742 } 3743 } 3744 3745 @Override 3746 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3747 mContext.enforceCallingOrSelfPermission( 3748 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3749 "addOnPermissionsChangeListener"); 3750 3751 synchronized (mPackages) { 3752 mOnPermissionChangeListeners.addListenerLocked(listener); 3753 } 3754 } 3755 3756 @Override 3757 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3758 synchronized (mPackages) { 3759 mOnPermissionChangeListeners.removeListenerLocked(listener); 3760 } 3761 } 3762 3763 @Override 3764 public boolean isProtectedBroadcast(String actionName) { 3765 synchronized (mPackages) { 3766 return mProtectedBroadcasts.contains(actionName); 3767 } 3768 } 3769 3770 @Override 3771 public int checkSignatures(String pkg1, String pkg2) { 3772 synchronized (mPackages) { 3773 final PackageParser.Package p1 = mPackages.get(pkg1); 3774 final PackageParser.Package p2 = mPackages.get(pkg2); 3775 if (p1 == null || p1.mExtras == null 3776 || p2 == null || p2.mExtras == null) { 3777 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3778 } 3779 return compareSignatures(p1.mSignatures, p2.mSignatures); 3780 } 3781 } 3782 3783 @Override 3784 public int checkUidSignatures(int uid1, int uid2) { 3785 // Map to base uids. 3786 uid1 = UserHandle.getAppId(uid1); 3787 uid2 = UserHandle.getAppId(uid2); 3788 // reader 3789 synchronized (mPackages) { 3790 Signature[] s1; 3791 Signature[] s2; 3792 Object obj = mSettings.getUserIdLPr(uid1); 3793 if (obj != null) { 3794 if (obj instanceof SharedUserSetting) { 3795 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3796 } else if (obj instanceof PackageSetting) { 3797 s1 = ((PackageSetting)obj).signatures.mSignatures; 3798 } else { 3799 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3800 } 3801 } else { 3802 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3803 } 3804 obj = mSettings.getUserIdLPr(uid2); 3805 if (obj != null) { 3806 if (obj instanceof SharedUserSetting) { 3807 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3808 } else if (obj instanceof PackageSetting) { 3809 s2 = ((PackageSetting)obj).signatures.mSignatures; 3810 } else { 3811 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3812 } 3813 } else { 3814 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3815 } 3816 return compareSignatures(s1, s2); 3817 } 3818 } 3819 3820 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3821 final long identity = Binder.clearCallingIdentity(); 3822 try { 3823 if (sb instanceof SharedUserSetting) { 3824 SharedUserSetting sus = (SharedUserSetting) sb; 3825 final int packageCount = sus.packages.size(); 3826 for (int i = 0; i < packageCount; i++) { 3827 PackageSetting susPs = sus.packages.valueAt(i); 3828 if (userId == UserHandle.USER_ALL) { 3829 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3830 } else { 3831 final int uid = UserHandle.getUid(userId, susPs.appId); 3832 killUid(uid, reason); 3833 } 3834 } 3835 } else if (sb instanceof PackageSetting) { 3836 PackageSetting ps = (PackageSetting) sb; 3837 if (userId == UserHandle.USER_ALL) { 3838 killApplication(ps.pkg.packageName, ps.appId, reason); 3839 } else { 3840 final int uid = UserHandle.getUid(userId, ps.appId); 3841 killUid(uid, reason); 3842 } 3843 } 3844 } finally { 3845 Binder.restoreCallingIdentity(identity); 3846 } 3847 } 3848 3849 private static void killUid(int uid, String reason) { 3850 IActivityManager am = ActivityManagerNative.getDefault(); 3851 if (am != null) { 3852 try { 3853 am.killUid(uid, reason); 3854 } catch (RemoteException e) { 3855 /* ignore - same process */ 3856 } 3857 } 3858 } 3859 3860 /** 3861 * Compares two sets of signatures. Returns: 3862 * <br /> 3863 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3864 * <br /> 3865 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3866 * <br /> 3867 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3868 * <br /> 3869 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3870 * <br /> 3871 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3872 */ 3873 static int compareSignatures(Signature[] s1, Signature[] s2) { 3874 if (s1 == null) { 3875 return s2 == null 3876 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3877 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3878 } 3879 3880 if (s2 == null) { 3881 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3882 } 3883 3884 if (s1.length != s2.length) { 3885 return PackageManager.SIGNATURE_NO_MATCH; 3886 } 3887 3888 // Since both signature sets are of size 1, we can compare without HashSets. 3889 if (s1.length == 1) { 3890 return s1[0].equals(s2[0]) ? 3891 PackageManager.SIGNATURE_MATCH : 3892 PackageManager.SIGNATURE_NO_MATCH; 3893 } 3894 3895 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3896 for (Signature sig : s1) { 3897 set1.add(sig); 3898 } 3899 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3900 for (Signature sig : s2) { 3901 set2.add(sig); 3902 } 3903 // Make sure s2 contains all signatures in s1. 3904 if (set1.equals(set2)) { 3905 return PackageManager.SIGNATURE_MATCH; 3906 } 3907 return PackageManager.SIGNATURE_NO_MATCH; 3908 } 3909 3910 /** 3911 * If the database version for this type of package (internal storage or 3912 * external storage) is less than the version where package signatures 3913 * were updated, return true. 3914 */ 3915 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3916 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3917 DatabaseVersion.SIGNATURE_END_ENTITY)) 3918 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3919 DatabaseVersion.SIGNATURE_END_ENTITY)); 3920 } 3921 3922 /** 3923 * Used for backward compatibility to make sure any packages with 3924 * certificate chains get upgraded to the new style. {@code existingSigs} 3925 * will be in the old format (since they were stored on disk from before the 3926 * system upgrade) and {@code scannedSigs} will be in the newer format. 3927 */ 3928 private int compareSignaturesCompat(PackageSignatures existingSigs, 3929 PackageParser.Package scannedPkg) { 3930 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3931 return PackageManager.SIGNATURE_NO_MATCH; 3932 } 3933 3934 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3935 for (Signature sig : existingSigs.mSignatures) { 3936 existingSet.add(sig); 3937 } 3938 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3939 for (Signature sig : scannedPkg.mSignatures) { 3940 try { 3941 Signature[] chainSignatures = sig.getChainSignatures(); 3942 for (Signature chainSig : chainSignatures) { 3943 scannedCompatSet.add(chainSig); 3944 } 3945 } catch (CertificateEncodingException e) { 3946 scannedCompatSet.add(sig); 3947 } 3948 } 3949 /* 3950 * Make sure the expanded scanned set contains all signatures in the 3951 * existing one. 3952 */ 3953 if (scannedCompatSet.equals(existingSet)) { 3954 // Migrate the old signatures to the new scheme. 3955 existingSigs.assignSignatures(scannedPkg.mSignatures); 3956 // The new KeySets will be re-added later in the scanning process. 3957 synchronized (mPackages) { 3958 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3959 } 3960 return PackageManager.SIGNATURE_MATCH; 3961 } 3962 return PackageManager.SIGNATURE_NO_MATCH; 3963 } 3964 3965 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3966 if (isExternal(scannedPkg)) { 3967 return mSettings.isExternalDatabaseVersionOlderThan( 3968 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3969 } else { 3970 return mSettings.isInternalDatabaseVersionOlderThan( 3971 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3972 } 3973 } 3974 3975 private int compareSignaturesRecover(PackageSignatures existingSigs, 3976 PackageParser.Package scannedPkg) { 3977 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3978 return PackageManager.SIGNATURE_NO_MATCH; 3979 } 3980 3981 String msg = null; 3982 try { 3983 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3984 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3985 + scannedPkg.packageName); 3986 return PackageManager.SIGNATURE_MATCH; 3987 } 3988 } catch (CertificateException e) { 3989 msg = e.getMessage(); 3990 } 3991 3992 logCriticalInfo(Log.INFO, 3993 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3994 return PackageManager.SIGNATURE_NO_MATCH; 3995 } 3996 3997 @Override 3998 public String[] getPackagesForUid(int uid) { 3999 uid = UserHandle.getAppId(uid); 4000 // reader 4001 synchronized (mPackages) { 4002 Object obj = mSettings.getUserIdLPr(uid); 4003 if (obj instanceof SharedUserSetting) { 4004 final SharedUserSetting sus = (SharedUserSetting) obj; 4005 final int N = sus.packages.size(); 4006 final String[] res = new String[N]; 4007 final Iterator<PackageSetting> it = sus.packages.iterator(); 4008 int i = 0; 4009 while (it.hasNext()) { 4010 res[i++] = it.next().name; 4011 } 4012 return res; 4013 } else if (obj instanceof PackageSetting) { 4014 final PackageSetting ps = (PackageSetting) obj; 4015 return new String[] { ps.name }; 4016 } 4017 } 4018 return null; 4019 } 4020 4021 @Override 4022 public String getNameForUid(int uid) { 4023 // reader 4024 synchronized (mPackages) { 4025 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4026 if (obj instanceof SharedUserSetting) { 4027 final SharedUserSetting sus = (SharedUserSetting) obj; 4028 return sus.name + ":" + sus.userId; 4029 } else if (obj instanceof PackageSetting) { 4030 final PackageSetting ps = (PackageSetting) obj; 4031 return ps.name; 4032 } 4033 } 4034 return null; 4035 } 4036 4037 @Override 4038 public int getUidForSharedUser(String sharedUserName) { 4039 if(sharedUserName == null) { 4040 return -1; 4041 } 4042 // reader 4043 synchronized (mPackages) { 4044 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4045 if (suid == null) { 4046 return -1; 4047 } 4048 return suid.userId; 4049 } 4050 } 4051 4052 @Override 4053 public int getFlagsForUid(int uid) { 4054 synchronized (mPackages) { 4055 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4056 if (obj instanceof SharedUserSetting) { 4057 final SharedUserSetting sus = (SharedUserSetting) obj; 4058 return sus.pkgFlags; 4059 } else if (obj instanceof PackageSetting) { 4060 final PackageSetting ps = (PackageSetting) obj; 4061 return ps.pkgFlags; 4062 } 4063 } 4064 return 0; 4065 } 4066 4067 @Override 4068 public int getPrivateFlagsForUid(int uid) { 4069 synchronized (mPackages) { 4070 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4071 if (obj instanceof SharedUserSetting) { 4072 final SharedUserSetting sus = (SharedUserSetting) obj; 4073 return sus.pkgPrivateFlags; 4074 } else if (obj instanceof PackageSetting) { 4075 final PackageSetting ps = (PackageSetting) obj; 4076 return ps.pkgPrivateFlags; 4077 } 4078 } 4079 return 0; 4080 } 4081 4082 @Override 4083 public boolean isUidPrivileged(int uid) { 4084 uid = UserHandle.getAppId(uid); 4085 // reader 4086 synchronized (mPackages) { 4087 Object obj = mSettings.getUserIdLPr(uid); 4088 if (obj instanceof SharedUserSetting) { 4089 final SharedUserSetting sus = (SharedUserSetting) obj; 4090 final Iterator<PackageSetting> it = sus.packages.iterator(); 4091 while (it.hasNext()) { 4092 if (it.next().isPrivileged()) { 4093 return true; 4094 } 4095 } 4096 } else if (obj instanceof PackageSetting) { 4097 final PackageSetting ps = (PackageSetting) obj; 4098 return ps.isPrivileged(); 4099 } 4100 } 4101 return false; 4102 } 4103 4104 @Override 4105 public String[] getAppOpPermissionPackages(String permissionName) { 4106 synchronized (mPackages) { 4107 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4108 if (pkgs == null) { 4109 return null; 4110 } 4111 return pkgs.toArray(new String[pkgs.size()]); 4112 } 4113 } 4114 4115 @Override 4116 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4117 int flags, int userId) { 4118 if (!sUserManager.exists(userId)) return null; 4119 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4120 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4121 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4122 } 4123 4124 @Override 4125 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4126 IntentFilter filter, int match, ComponentName activity) { 4127 final int userId = UserHandle.getCallingUserId(); 4128 if (DEBUG_PREFERRED) { 4129 Log.v(TAG, "setLastChosenActivity intent=" + intent 4130 + " resolvedType=" + resolvedType 4131 + " flags=" + flags 4132 + " filter=" + filter 4133 + " match=" + match 4134 + " activity=" + activity); 4135 filter.dump(new PrintStreamPrinter(System.out), " "); 4136 } 4137 intent.setComponent(null); 4138 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4139 // Find any earlier preferred or last chosen entries and nuke them 4140 findPreferredActivity(intent, resolvedType, 4141 flags, query, 0, false, true, false, userId); 4142 // Add the new activity as the last chosen for this filter 4143 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4144 "Setting last chosen"); 4145 } 4146 4147 @Override 4148 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4149 final int userId = UserHandle.getCallingUserId(); 4150 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4151 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4152 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4153 false, false, false, userId); 4154 } 4155 4156 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4157 int flags, List<ResolveInfo> query, int userId) { 4158 if (query != null) { 4159 final int N = query.size(); 4160 if (N == 1) { 4161 return query.get(0); 4162 } else if (N > 1) { 4163 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4164 // If there is more than one activity with the same priority, 4165 // then let the user decide between them. 4166 ResolveInfo r0 = query.get(0); 4167 ResolveInfo r1 = query.get(1); 4168 if (DEBUG_INTENT_MATCHING || debug) { 4169 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4170 + r1.activityInfo.name + "=" + r1.priority); 4171 } 4172 // If the first activity has a higher priority, or a different 4173 // default, then it is always desireable to pick it. 4174 if (r0.priority != r1.priority 4175 || r0.preferredOrder != r1.preferredOrder 4176 || r0.isDefault != r1.isDefault) { 4177 return query.get(0); 4178 } 4179 // If we have saved a preference for a preferred activity for 4180 // this Intent, use that. 4181 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4182 flags, query, r0.priority, true, false, debug, userId); 4183 if (ri != null) { 4184 return ri; 4185 } 4186 if (userId != 0) { 4187 ri = new ResolveInfo(mResolveInfo); 4188 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4189 ri.activityInfo.applicationInfo = new ApplicationInfo( 4190 ri.activityInfo.applicationInfo); 4191 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4192 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4193 return ri; 4194 } 4195 return mResolveInfo; 4196 } 4197 } 4198 return null; 4199 } 4200 4201 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4202 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4203 final int N = query.size(); 4204 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4205 .get(userId); 4206 // Get the list of persistent preferred activities that handle the intent 4207 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4208 List<PersistentPreferredActivity> pprefs = ppir != null 4209 ? ppir.queryIntent(intent, resolvedType, 4210 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4211 : null; 4212 if (pprefs != null && pprefs.size() > 0) { 4213 final int M = pprefs.size(); 4214 for (int i=0; i<M; i++) { 4215 final PersistentPreferredActivity ppa = pprefs.get(i); 4216 if (DEBUG_PREFERRED || debug) { 4217 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4218 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4219 + "\n component=" + ppa.mComponent); 4220 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4221 } 4222 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4223 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4224 if (DEBUG_PREFERRED || debug) { 4225 Slog.v(TAG, "Found persistent preferred activity:"); 4226 if (ai != null) { 4227 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4228 } else { 4229 Slog.v(TAG, " null"); 4230 } 4231 } 4232 if (ai == null) { 4233 // This previously registered persistent preferred activity 4234 // component is no longer known. Ignore it and do NOT remove it. 4235 continue; 4236 } 4237 for (int j=0; j<N; j++) { 4238 final ResolveInfo ri = query.get(j); 4239 if (!ri.activityInfo.applicationInfo.packageName 4240 .equals(ai.applicationInfo.packageName)) { 4241 continue; 4242 } 4243 if (!ri.activityInfo.name.equals(ai.name)) { 4244 continue; 4245 } 4246 // Found a persistent preference that can handle the intent. 4247 if (DEBUG_PREFERRED || debug) { 4248 Slog.v(TAG, "Returning persistent preferred activity: " + 4249 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4250 } 4251 return ri; 4252 } 4253 } 4254 } 4255 return null; 4256 } 4257 4258 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4259 List<ResolveInfo> query, int priority, boolean always, 4260 boolean removeMatches, boolean debug, int userId) { 4261 if (!sUserManager.exists(userId)) return null; 4262 // writer 4263 synchronized (mPackages) { 4264 if (intent.getSelector() != null) { 4265 intent = intent.getSelector(); 4266 } 4267 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4268 4269 // Try to find a matching persistent preferred activity. 4270 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4271 debug, userId); 4272 4273 // If a persistent preferred activity matched, use it. 4274 if (pri != null) { 4275 return pri; 4276 } 4277 4278 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4279 // Get the list of preferred activities that handle the intent 4280 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4281 List<PreferredActivity> prefs = pir != null 4282 ? pir.queryIntent(intent, resolvedType, 4283 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4284 : null; 4285 if (prefs != null && prefs.size() > 0) { 4286 boolean changed = false; 4287 try { 4288 // First figure out how good the original match set is. 4289 // We will only allow preferred activities that came 4290 // from the same match quality. 4291 int match = 0; 4292 4293 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4294 4295 final int N = query.size(); 4296 for (int j=0; j<N; j++) { 4297 final ResolveInfo ri = query.get(j); 4298 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4299 + ": 0x" + Integer.toHexString(match)); 4300 if (ri.match > match) { 4301 match = ri.match; 4302 } 4303 } 4304 4305 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4306 + Integer.toHexString(match)); 4307 4308 match &= IntentFilter.MATCH_CATEGORY_MASK; 4309 final int M = prefs.size(); 4310 for (int i=0; i<M; i++) { 4311 final PreferredActivity pa = prefs.get(i); 4312 if (DEBUG_PREFERRED || debug) { 4313 Slog.v(TAG, "Checking PreferredActivity ds=" 4314 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4315 + "\n component=" + pa.mPref.mComponent); 4316 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4317 } 4318 if (pa.mPref.mMatch != match) { 4319 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4320 + Integer.toHexString(pa.mPref.mMatch)); 4321 continue; 4322 } 4323 // If it's not an "always" type preferred activity and that's what we're 4324 // looking for, skip it. 4325 if (always && !pa.mPref.mAlways) { 4326 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4327 continue; 4328 } 4329 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4330 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4331 if (DEBUG_PREFERRED || debug) { 4332 Slog.v(TAG, "Found preferred activity:"); 4333 if (ai != null) { 4334 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4335 } else { 4336 Slog.v(TAG, " null"); 4337 } 4338 } 4339 if (ai == null) { 4340 // This previously registered preferred activity 4341 // component is no longer known. Most likely an update 4342 // to the app was installed and in the new version this 4343 // component no longer exists. Clean it up by removing 4344 // it from the preferred activities list, and skip it. 4345 Slog.w(TAG, "Removing dangling preferred activity: " 4346 + pa.mPref.mComponent); 4347 pir.removeFilter(pa); 4348 changed = true; 4349 continue; 4350 } 4351 for (int j=0; j<N; j++) { 4352 final ResolveInfo ri = query.get(j); 4353 if (!ri.activityInfo.applicationInfo.packageName 4354 .equals(ai.applicationInfo.packageName)) { 4355 continue; 4356 } 4357 if (!ri.activityInfo.name.equals(ai.name)) { 4358 continue; 4359 } 4360 4361 if (removeMatches) { 4362 pir.removeFilter(pa); 4363 changed = true; 4364 if (DEBUG_PREFERRED) { 4365 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4366 } 4367 break; 4368 } 4369 4370 // Okay we found a previously set preferred or last chosen app. 4371 // If the result set is different from when this 4372 // was created, we need to clear it and re-ask the 4373 // user their preference, if we're looking for an "always" type entry. 4374 if (always && !pa.mPref.sameSet(query)) { 4375 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4376 + intent + " type " + resolvedType); 4377 if (DEBUG_PREFERRED) { 4378 Slog.v(TAG, "Removing preferred activity since set changed " 4379 + pa.mPref.mComponent); 4380 } 4381 pir.removeFilter(pa); 4382 // Re-add the filter as a "last chosen" entry (!always) 4383 PreferredActivity lastChosen = new PreferredActivity( 4384 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4385 pir.addFilter(lastChosen); 4386 changed = true; 4387 return null; 4388 } 4389 4390 // Yay! Either the set matched or we're looking for the last chosen 4391 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4392 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4393 return ri; 4394 } 4395 } 4396 } finally { 4397 if (changed) { 4398 if (DEBUG_PREFERRED) { 4399 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4400 } 4401 scheduleWritePackageRestrictionsLocked(userId); 4402 } 4403 } 4404 } 4405 } 4406 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4407 return null; 4408 } 4409 4410 /* 4411 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4412 */ 4413 @Override 4414 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4415 int targetUserId) { 4416 mContext.enforceCallingOrSelfPermission( 4417 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4418 List<CrossProfileIntentFilter> matches = 4419 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4420 if (matches != null) { 4421 int size = matches.size(); 4422 for (int i = 0; i < size; i++) { 4423 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4424 } 4425 } 4426 if (hasWebURI(intent)) { 4427 // cross-profile app linking works only towards the parent. 4428 final UserInfo parent = getProfileParent(sourceUserId); 4429 synchronized(mPackages) { 4430 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4431 intent, resolvedType, 0, sourceUserId, parent.id); 4432 return xpDomainInfo != null; 4433 } 4434 } 4435 return false; 4436 } 4437 4438 private UserInfo getProfileParent(int userId) { 4439 final long identity = Binder.clearCallingIdentity(); 4440 try { 4441 return sUserManager.getProfileParent(userId); 4442 } finally { 4443 Binder.restoreCallingIdentity(identity); 4444 } 4445 } 4446 4447 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4448 String resolvedType, int userId) { 4449 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4450 if (resolver != null) { 4451 return resolver.queryIntent(intent, resolvedType, false, userId); 4452 } 4453 return null; 4454 } 4455 4456 @Override 4457 public List<ResolveInfo> queryIntentActivities(Intent intent, 4458 String resolvedType, int flags, int userId) { 4459 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4460 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4461 ComponentName comp = intent.getComponent(); 4462 if (comp == null) { 4463 if (intent.getSelector() != null) { 4464 intent = intent.getSelector(); 4465 comp = intent.getComponent(); 4466 } 4467 } 4468 4469 if (comp != null) { 4470 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4471 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4472 if (ai != null) { 4473 final ResolveInfo ri = new ResolveInfo(); 4474 ri.activityInfo = ai; 4475 list.add(ri); 4476 } 4477 return list; 4478 } 4479 4480 // reader 4481 synchronized (mPackages) { 4482 final String pkgName = intent.getPackage(); 4483 if (pkgName == null) { 4484 List<CrossProfileIntentFilter> matchingFilters = 4485 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4486 // Check for results that need to skip the current profile. 4487 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4488 resolvedType, flags, userId); 4489 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4490 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4491 result.add(xpResolveInfo); 4492 return filterIfNotPrimaryUser(result, userId); 4493 } 4494 4495 // Check for results in the current profile. 4496 List<ResolveInfo> result = mActivities.queryIntent( 4497 intent, resolvedType, flags, userId); 4498 4499 // Check for cross profile results. 4500 xpResolveInfo = queryCrossProfileIntents( 4501 matchingFilters, intent, resolvedType, flags, userId); 4502 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4503 result.add(xpResolveInfo); 4504 Collections.sort(result, mResolvePrioritySorter); 4505 } 4506 result = filterIfNotPrimaryUser(result, userId); 4507 if (hasWebURI(intent)) { 4508 CrossProfileDomainInfo xpDomainInfo = null; 4509 final UserInfo parent = getProfileParent(userId); 4510 if (parent != null) { 4511 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4512 flags, userId, parent.id); 4513 } 4514 if (xpDomainInfo != null) { 4515 if (xpResolveInfo != null) { 4516 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4517 // in the result. 4518 result.remove(xpResolveInfo); 4519 } 4520 if (result.size() == 0) { 4521 result.add(xpDomainInfo.resolveInfo); 4522 return result; 4523 } 4524 } else if (result.size() <= 1) { 4525 return result; 4526 } 4527 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4528 xpDomainInfo, userId); 4529 Collections.sort(result, mResolvePrioritySorter); 4530 } 4531 return result; 4532 } 4533 final PackageParser.Package pkg = mPackages.get(pkgName); 4534 if (pkg != null) { 4535 return filterIfNotPrimaryUser( 4536 mActivities.queryIntentForPackage( 4537 intent, resolvedType, flags, pkg.activities, userId), 4538 userId); 4539 } 4540 return new ArrayList<ResolveInfo>(); 4541 } 4542 } 4543 4544 private static class CrossProfileDomainInfo { 4545 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4546 ResolveInfo resolveInfo; 4547 /* Best domain verification status of the activities found in the other profile */ 4548 int bestDomainVerificationStatus; 4549 } 4550 4551 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4552 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4553 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4554 sourceUserId)) { 4555 return null; 4556 } 4557 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4558 resolvedType, flags, parentUserId); 4559 4560 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4561 return null; 4562 } 4563 CrossProfileDomainInfo result = null; 4564 int size = resultTargetUser.size(); 4565 for (int i = 0; i < size; i++) { 4566 ResolveInfo riTargetUser = resultTargetUser.get(i); 4567 // Intent filter verification is only for filters that specify a host. So don't return 4568 // those that handle all web uris. 4569 if (riTargetUser.handleAllWebDataURI) { 4570 continue; 4571 } 4572 String packageName = riTargetUser.activityInfo.packageName; 4573 PackageSetting ps = mSettings.mPackages.get(packageName); 4574 if (ps == null) { 4575 continue; 4576 } 4577 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4578 int status = (int)(verificationState >> 32); 4579 if (result == null) { 4580 result = new CrossProfileDomainInfo(); 4581 result.resolveInfo = 4582 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4583 result.bestDomainVerificationStatus = status; 4584 } else { 4585 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4586 result.bestDomainVerificationStatus); 4587 } 4588 } 4589 // Don't consider matches with status NEVER across profiles. 4590 if (result != null && result.bestDomainVerificationStatus 4591 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4592 return null; 4593 } 4594 return result; 4595 } 4596 4597 /** 4598 * Verification statuses are ordered from the worse to the best, except for 4599 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4600 */ 4601 private int bestDomainVerificationStatus(int status1, int status2) { 4602 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4603 return status2; 4604 } 4605 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4606 return status1; 4607 } 4608 return (int) MathUtils.max(status1, status2); 4609 } 4610 4611 private boolean isUserEnabled(int userId) { 4612 long callingId = Binder.clearCallingIdentity(); 4613 try { 4614 UserInfo userInfo = sUserManager.getUserInfo(userId); 4615 return userInfo != null && userInfo.isEnabled(); 4616 } finally { 4617 Binder.restoreCallingIdentity(callingId); 4618 } 4619 } 4620 4621 /** 4622 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4623 * 4624 * @return filtered list 4625 */ 4626 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4627 if (userId == UserHandle.USER_OWNER) { 4628 return resolveInfos; 4629 } 4630 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4631 ResolveInfo info = resolveInfos.get(i); 4632 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4633 resolveInfos.remove(i); 4634 } 4635 } 4636 return resolveInfos; 4637 } 4638 4639 private static boolean hasWebURI(Intent intent) { 4640 if (intent.getData() == null) { 4641 return false; 4642 } 4643 final String scheme = intent.getScheme(); 4644 if (TextUtils.isEmpty(scheme)) { 4645 return false; 4646 } 4647 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4648 } 4649 4650 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4651 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4652 int userId) { 4653 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4654 4655 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4656 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4657 candidates.size()); 4658 } 4659 4660 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4661 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4662 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4663 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4664 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4665 4666 synchronized (mPackages) { 4667 final int count = candidates.size(); 4668 // First, try to use linked apps. Partition the candidates into four lists: 4669 // one for the final results, one for the "do not use ever", one for "undefined status" 4670 // and finally one for "browser app type". 4671 for (int n=0; n<count; n++) { 4672 ResolveInfo info = candidates.get(n); 4673 String packageName = info.activityInfo.packageName; 4674 PackageSetting ps = mSettings.mPackages.get(packageName); 4675 if (ps != null) { 4676 // Add to the special match all list (Browser use case) 4677 if (info.handleAllWebDataURI) { 4678 matchAllList.add(info); 4679 continue; 4680 } 4681 // Try to get the status from User settings first 4682 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4683 int status = (int)(packedStatus >> 32); 4684 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4685 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4686 if (DEBUG_DOMAIN_VERIFICATION) { 4687 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4688 + " : linkgen=" + linkGeneration); 4689 } 4690 // Use link-enabled generation as preferredOrder, i.e. 4691 // prefer newly-enabled over earlier-enabled. 4692 info.preferredOrder = linkGeneration; 4693 alwaysList.add(info); 4694 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4695 if (DEBUG_DOMAIN_VERIFICATION) { 4696 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4697 } 4698 neverList.add(info); 4699 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4700 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4701 if (DEBUG_DOMAIN_VERIFICATION) { 4702 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4703 } 4704 undefinedList.add(info); 4705 } 4706 } 4707 } 4708 // First try to add the "always" resolution(s) for the current user, if any 4709 if (alwaysList.size() > 0) { 4710 result.addAll(alwaysList); 4711 // if there is an "always" for the parent user, add it. 4712 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4713 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4714 result.add(xpDomainInfo.resolveInfo); 4715 } else { 4716 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4717 result.addAll(undefinedList); 4718 if (xpDomainInfo != null && ( 4719 xpDomainInfo.bestDomainVerificationStatus 4720 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4721 || xpDomainInfo.bestDomainVerificationStatus 4722 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4723 result.add(xpDomainInfo.resolveInfo); 4724 } 4725 // Also add Browsers (all of them or only the default one) 4726 if ((matchFlags & MATCH_ALL) != 0) { 4727 result.addAll(matchAllList); 4728 } else { 4729 // Browser/generic handling case. If there's a default browser, go straight 4730 // to that (but only if there is no other higher-priority match). 4731 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 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, null); 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 params.grantedRuntimePermissions); 9481 mHandler.sendMessage(msg); 9482 } 9483 9484 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9485 Bundle extras = new Bundle(1); 9486 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9487 9488 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9489 packageName, extras, null, null, new int[] {userId}); 9490 try { 9491 IActivityManager am = ActivityManagerNative.getDefault(); 9492 final boolean isSystem = 9493 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9494 if (isSystem && am.isUserRunning(userId, false)) { 9495 // The just-installed/enabled app is bundled on the system, so presumed 9496 // to be able to run automatically without needing an explicit launch. 9497 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9498 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9499 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9500 .setPackage(packageName); 9501 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9502 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9503 } 9504 } catch (RemoteException e) { 9505 // shouldn't happen 9506 Slog.w(TAG, "Unable to bootstrap installed package", e); 9507 } 9508 } 9509 9510 @Override 9511 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9512 int userId) { 9513 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9514 PackageSetting pkgSetting; 9515 final int uid = Binder.getCallingUid(); 9516 enforceCrossUserPermission(uid, userId, true, true, 9517 "setApplicationHiddenSetting for user " + userId); 9518 9519 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9520 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9521 return false; 9522 } 9523 9524 long callingId = Binder.clearCallingIdentity(); 9525 try { 9526 boolean sendAdded = false; 9527 boolean sendRemoved = false; 9528 // writer 9529 synchronized (mPackages) { 9530 pkgSetting = mSettings.mPackages.get(packageName); 9531 if (pkgSetting == null) { 9532 return false; 9533 } 9534 if (pkgSetting.getHidden(userId) != hidden) { 9535 pkgSetting.setHidden(hidden, userId); 9536 mSettings.writePackageRestrictionsLPr(userId); 9537 if (hidden) { 9538 sendRemoved = true; 9539 } else { 9540 sendAdded = true; 9541 } 9542 } 9543 } 9544 if (sendAdded) { 9545 sendPackageAddedForUser(packageName, pkgSetting, userId); 9546 return true; 9547 } 9548 if (sendRemoved) { 9549 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9550 "hiding pkg"); 9551 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9552 } 9553 } finally { 9554 Binder.restoreCallingIdentity(callingId); 9555 } 9556 return false; 9557 } 9558 9559 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9560 int userId) { 9561 final PackageRemovedInfo info = new PackageRemovedInfo(); 9562 info.removedPackage = packageName; 9563 info.removedUsers = new int[] {userId}; 9564 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9565 info.sendBroadcast(false, false, false); 9566 } 9567 9568 /** 9569 * Returns true if application is not found or there was an error. Otherwise it returns 9570 * the hidden state of the package for the given user. 9571 */ 9572 @Override 9573 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9574 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9575 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9576 false, "getApplicationHidden for user " + userId); 9577 PackageSetting pkgSetting; 9578 long callingId = Binder.clearCallingIdentity(); 9579 try { 9580 // writer 9581 synchronized (mPackages) { 9582 pkgSetting = mSettings.mPackages.get(packageName); 9583 if (pkgSetting == null) { 9584 return true; 9585 } 9586 return pkgSetting.getHidden(userId); 9587 } 9588 } finally { 9589 Binder.restoreCallingIdentity(callingId); 9590 } 9591 } 9592 9593 /** 9594 * @hide 9595 */ 9596 @Override 9597 public int installExistingPackageAsUser(String packageName, int userId) { 9598 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9599 null); 9600 PackageSetting pkgSetting; 9601 final int uid = Binder.getCallingUid(); 9602 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9603 + userId); 9604 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9605 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9606 } 9607 9608 long callingId = Binder.clearCallingIdentity(); 9609 try { 9610 boolean sendAdded = false; 9611 9612 // writer 9613 synchronized (mPackages) { 9614 pkgSetting = mSettings.mPackages.get(packageName); 9615 if (pkgSetting == null) { 9616 return PackageManager.INSTALL_FAILED_INVALID_URI; 9617 } 9618 if (!pkgSetting.getInstalled(userId)) { 9619 pkgSetting.setInstalled(true, userId); 9620 pkgSetting.setHidden(false, userId); 9621 mSettings.writePackageRestrictionsLPr(userId); 9622 sendAdded = true; 9623 } 9624 } 9625 9626 if (sendAdded) { 9627 sendPackageAddedForUser(packageName, pkgSetting, userId); 9628 } 9629 } finally { 9630 Binder.restoreCallingIdentity(callingId); 9631 } 9632 9633 return PackageManager.INSTALL_SUCCEEDED; 9634 } 9635 9636 boolean isUserRestricted(int userId, String restrictionKey) { 9637 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9638 if (restrictions.getBoolean(restrictionKey, false)) { 9639 Log.w(TAG, "User is restricted: " + restrictionKey); 9640 return true; 9641 } 9642 return false; 9643 } 9644 9645 @Override 9646 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9647 mContext.enforceCallingOrSelfPermission( 9648 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9649 "Only package verification agents can verify applications"); 9650 9651 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9652 final PackageVerificationResponse response = new PackageVerificationResponse( 9653 verificationCode, Binder.getCallingUid()); 9654 msg.arg1 = id; 9655 msg.obj = response; 9656 mHandler.sendMessage(msg); 9657 } 9658 9659 @Override 9660 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9661 long millisecondsToDelay) { 9662 mContext.enforceCallingOrSelfPermission( 9663 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9664 "Only package verification agents can extend verification timeouts"); 9665 9666 final PackageVerificationState state = mPendingVerification.get(id); 9667 final PackageVerificationResponse response = new PackageVerificationResponse( 9668 verificationCodeAtTimeout, Binder.getCallingUid()); 9669 9670 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9671 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9672 } 9673 if (millisecondsToDelay < 0) { 9674 millisecondsToDelay = 0; 9675 } 9676 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9677 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9678 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9679 } 9680 9681 if ((state != null) && !state.timeoutExtended()) { 9682 state.extendTimeout(); 9683 9684 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9685 msg.arg1 = id; 9686 msg.obj = response; 9687 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9688 } 9689 } 9690 9691 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9692 int verificationCode, UserHandle user) { 9693 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9694 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9695 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9696 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9697 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9698 9699 mContext.sendBroadcastAsUser(intent, user, 9700 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9701 } 9702 9703 private ComponentName matchComponentForVerifier(String packageName, 9704 List<ResolveInfo> receivers) { 9705 ActivityInfo targetReceiver = null; 9706 9707 final int NR = receivers.size(); 9708 for (int i = 0; i < NR; i++) { 9709 final ResolveInfo info = receivers.get(i); 9710 if (info.activityInfo == null) { 9711 continue; 9712 } 9713 9714 if (packageName.equals(info.activityInfo.packageName)) { 9715 targetReceiver = info.activityInfo; 9716 break; 9717 } 9718 } 9719 9720 if (targetReceiver == null) { 9721 return null; 9722 } 9723 9724 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9725 } 9726 9727 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9728 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9729 if (pkgInfo.verifiers.length == 0) { 9730 return null; 9731 } 9732 9733 final int N = pkgInfo.verifiers.length; 9734 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9735 for (int i = 0; i < N; i++) { 9736 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9737 9738 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9739 receivers); 9740 if (comp == null) { 9741 continue; 9742 } 9743 9744 final int verifierUid = getUidForVerifier(verifierInfo); 9745 if (verifierUid == -1) { 9746 continue; 9747 } 9748 9749 if (DEBUG_VERIFY) { 9750 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9751 + " with the correct signature"); 9752 } 9753 sufficientVerifiers.add(comp); 9754 verificationState.addSufficientVerifier(verifierUid); 9755 } 9756 9757 return sufficientVerifiers; 9758 } 9759 9760 private int getUidForVerifier(VerifierInfo verifierInfo) { 9761 synchronized (mPackages) { 9762 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9763 if (pkg == null) { 9764 return -1; 9765 } else if (pkg.mSignatures.length != 1) { 9766 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9767 + " has more than one signature; ignoring"); 9768 return -1; 9769 } 9770 9771 /* 9772 * If the public key of the package's signature does not match 9773 * our expected public key, then this is a different package and 9774 * we should skip. 9775 */ 9776 9777 final byte[] expectedPublicKey; 9778 try { 9779 final Signature verifierSig = pkg.mSignatures[0]; 9780 final PublicKey publicKey = verifierSig.getPublicKey(); 9781 expectedPublicKey = publicKey.getEncoded(); 9782 } catch (CertificateException e) { 9783 return -1; 9784 } 9785 9786 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9787 9788 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9789 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9790 + " does not have the expected public key; ignoring"); 9791 return -1; 9792 } 9793 9794 return pkg.applicationInfo.uid; 9795 } 9796 } 9797 9798 @Override 9799 public void finishPackageInstall(int token) { 9800 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9801 9802 if (DEBUG_INSTALL) { 9803 Slog.v(TAG, "BM finishing package install for " + token); 9804 } 9805 9806 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9807 mHandler.sendMessage(msg); 9808 } 9809 9810 /** 9811 * Get the verification agent timeout. 9812 * 9813 * @return verification timeout in milliseconds 9814 */ 9815 private long getVerificationTimeout() { 9816 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9817 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9818 DEFAULT_VERIFICATION_TIMEOUT); 9819 } 9820 9821 /** 9822 * Get the default verification agent response code. 9823 * 9824 * @return default verification response code 9825 */ 9826 private int getDefaultVerificationResponse() { 9827 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9828 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9829 DEFAULT_VERIFICATION_RESPONSE); 9830 } 9831 9832 /** 9833 * Check whether or not package verification has been enabled. 9834 * 9835 * @return true if verification should be performed 9836 */ 9837 private boolean isVerificationEnabled(int userId, int installFlags) { 9838 if (!DEFAULT_VERIFY_ENABLE) { 9839 return false; 9840 } 9841 9842 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9843 9844 // Check if installing from ADB 9845 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9846 // Do not run verification in a test harness environment 9847 if (ActivityManager.isRunningInTestHarness()) { 9848 return false; 9849 } 9850 if (ensureVerifyAppsEnabled) { 9851 return true; 9852 } 9853 // Check if the developer does not want package verification for ADB installs 9854 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9855 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9856 return false; 9857 } 9858 } 9859 9860 if (ensureVerifyAppsEnabled) { 9861 return true; 9862 } 9863 9864 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9865 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9866 } 9867 9868 @Override 9869 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9870 throws RemoteException { 9871 mContext.enforceCallingOrSelfPermission( 9872 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9873 "Only intentfilter verification agents can verify applications"); 9874 9875 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9876 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9877 Binder.getCallingUid(), verificationCode, failedDomains); 9878 msg.arg1 = id; 9879 msg.obj = response; 9880 mHandler.sendMessage(msg); 9881 } 9882 9883 @Override 9884 public int getIntentVerificationStatus(String packageName, int userId) { 9885 synchronized (mPackages) { 9886 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9887 } 9888 } 9889 9890 @Override 9891 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9892 mContext.enforceCallingOrSelfPermission( 9893 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9894 9895 boolean result = false; 9896 synchronized (mPackages) { 9897 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9898 } 9899 if (result) { 9900 scheduleWritePackageRestrictionsLocked(userId); 9901 } 9902 return result; 9903 } 9904 9905 @Override 9906 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9907 synchronized (mPackages) { 9908 return mSettings.getIntentFilterVerificationsLPr(packageName); 9909 } 9910 } 9911 9912 @Override 9913 public List<IntentFilter> getAllIntentFilters(String packageName) { 9914 if (TextUtils.isEmpty(packageName)) { 9915 return Collections.<IntentFilter>emptyList(); 9916 } 9917 synchronized (mPackages) { 9918 PackageParser.Package pkg = mPackages.get(packageName); 9919 if (pkg == null || pkg.activities == null) { 9920 return Collections.<IntentFilter>emptyList(); 9921 } 9922 final int count = pkg.activities.size(); 9923 ArrayList<IntentFilter> result = new ArrayList<>(); 9924 for (int n=0; n<count; n++) { 9925 PackageParser.Activity activity = pkg.activities.get(n); 9926 if (activity.intents != null || activity.intents.size() > 0) { 9927 result.addAll(activity.intents); 9928 } 9929 } 9930 return result; 9931 } 9932 } 9933 9934 @Override 9935 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9936 mContext.enforceCallingOrSelfPermission( 9937 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9938 9939 synchronized (mPackages) { 9940 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9941 if (packageName != null) { 9942 result |= updateIntentVerificationStatus(packageName, 9943 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9944 userId); 9945 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9946 packageName, userId); 9947 } 9948 return result; 9949 } 9950 } 9951 9952 @Override 9953 public String getDefaultBrowserPackageName(int userId) { 9954 synchronized (mPackages) { 9955 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9956 } 9957 } 9958 9959 /** 9960 * Get the "allow unknown sources" setting. 9961 * 9962 * @return the current "allow unknown sources" setting 9963 */ 9964 private int getUnknownSourcesSettings() { 9965 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9966 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9967 -1); 9968 } 9969 9970 @Override 9971 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9972 final int uid = Binder.getCallingUid(); 9973 // writer 9974 synchronized (mPackages) { 9975 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9976 if (targetPackageSetting == null) { 9977 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9978 } 9979 9980 PackageSetting installerPackageSetting; 9981 if (installerPackageName != null) { 9982 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9983 if (installerPackageSetting == null) { 9984 throw new IllegalArgumentException("Unknown installer package: " 9985 + installerPackageName); 9986 } 9987 } else { 9988 installerPackageSetting = null; 9989 } 9990 9991 Signature[] callerSignature; 9992 Object obj = mSettings.getUserIdLPr(uid); 9993 if (obj != null) { 9994 if (obj instanceof SharedUserSetting) { 9995 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9996 } else if (obj instanceof PackageSetting) { 9997 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9998 } else { 9999 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10000 } 10001 } else { 10002 throw new SecurityException("Unknown calling uid " + uid); 10003 } 10004 10005 // Verify: can't set installerPackageName to a package that is 10006 // not signed with the same cert as the caller. 10007 if (installerPackageSetting != null) { 10008 if (compareSignatures(callerSignature, 10009 installerPackageSetting.signatures.mSignatures) 10010 != PackageManager.SIGNATURE_MATCH) { 10011 throw new SecurityException( 10012 "Caller does not have same cert as new installer package " 10013 + installerPackageName); 10014 } 10015 } 10016 10017 // Verify: if target already has an installer package, it must 10018 // be signed with the same cert as the caller. 10019 if (targetPackageSetting.installerPackageName != null) { 10020 PackageSetting setting = mSettings.mPackages.get( 10021 targetPackageSetting.installerPackageName); 10022 // If the currently set package isn't valid, then it's always 10023 // okay to change it. 10024 if (setting != null) { 10025 if (compareSignatures(callerSignature, 10026 setting.signatures.mSignatures) 10027 != PackageManager.SIGNATURE_MATCH) { 10028 throw new SecurityException( 10029 "Caller does not have same cert as old installer package " 10030 + targetPackageSetting.installerPackageName); 10031 } 10032 } 10033 } 10034 10035 // Okay! 10036 targetPackageSetting.installerPackageName = installerPackageName; 10037 scheduleWriteSettingsLocked(); 10038 } 10039 } 10040 10041 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10042 // Queue up an async operation since the package installation may take a little while. 10043 mHandler.post(new Runnable() { 10044 public void run() { 10045 mHandler.removeCallbacks(this); 10046 // Result object to be returned 10047 PackageInstalledInfo res = new PackageInstalledInfo(); 10048 res.returnCode = currentStatus; 10049 res.uid = -1; 10050 res.pkg = null; 10051 res.removedInfo = new PackageRemovedInfo(); 10052 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10053 args.doPreInstall(res.returnCode); 10054 synchronized (mInstallLock) { 10055 installPackageLI(args, res); 10056 } 10057 args.doPostInstall(res.returnCode, res.uid); 10058 } 10059 10060 // A restore should be performed at this point if (a) the install 10061 // succeeded, (b) the operation is not an update, and (c) the new 10062 // package has not opted out of backup participation. 10063 final boolean update = res.removedInfo.removedPackage != null; 10064 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10065 boolean doRestore = !update 10066 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10067 10068 // Set up the post-install work request bookkeeping. This will be used 10069 // and cleaned up by the post-install event handling regardless of whether 10070 // there's a restore pass performed. Token values are >= 1. 10071 int token; 10072 if (mNextInstallToken < 0) mNextInstallToken = 1; 10073 token = mNextInstallToken++; 10074 10075 PostInstallData data = new PostInstallData(args, res); 10076 mRunningInstalls.put(token, data); 10077 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10078 10079 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10080 // Pass responsibility to the Backup Manager. It will perform a 10081 // restore if appropriate, then pass responsibility back to the 10082 // Package Manager to run the post-install observer callbacks 10083 // and broadcasts. 10084 IBackupManager bm = IBackupManager.Stub.asInterface( 10085 ServiceManager.getService(Context.BACKUP_SERVICE)); 10086 if (bm != null) { 10087 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10088 + " to BM for possible restore"); 10089 try { 10090 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10091 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10092 } else { 10093 doRestore = false; 10094 } 10095 } catch (RemoteException e) { 10096 // can't happen; the backup manager is local 10097 } catch (Exception e) { 10098 Slog.e(TAG, "Exception trying to enqueue restore", e); 10099 doRestore = false; 10100 } 10101 } else { 10102 Slog.e(TAG, "Backup Manager not found!"); 10103 doRestore = false; 10104 } 10105 } 10106 10107 if (!doRestore) { 10108 // No restore possible, or the Backup Manager was mysteriously not 10109 // available -- just fire the post-install work request directly. 10110 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10111 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10112 mHandler.sendMessage(msg); 10113 } 10114 } 10115 }); 10116 } 10117 10118 private abstract class HandlerParams { 10119 private static final int MAX_RETRIES = 4; 10120 10121 /** 10122 * Number of times startCopy() has been attempted and had a non-fatal 10123 * error. 10124 */ 10125 private int mRetries = 0; 10126 10127 /** User handle for the user requesting the information or installation. */ 10128 private final UserHandle mUser; 10129 10130 HandlerParams(UserHandle user) { 10131 mUser = user; 10132 } 10133 10134 UserHandle getUser() { 10135 return mUser; 10136 } 10137 10138 final boolean startCopy() { 10139 boolean res; 10140 try { 10141 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10142 10143 if (++mRetries > MAX_RETRIES) { 10144 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10145 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10146 handleServiceError(); 10147 return false; 10148 } else { 10149 handleStartCopy(); 10150 res = true; 10151 } 10152 } catch (RemoteException e) { 10153 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10154 mHandler.sendEmptyMessage(MCS_RECONNECT); 10155 res = false; 10156 } 10157 handleReturnCode(); 10158 return res; 10159 } 10160 10161 final void serviceError() { 10162 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10163 handleServiceError(); 10164 handleReturnCode(); 10165 } 10166 10167 abstract void handleStartCopy() throws RemoteException; 10168 abstract void handleServiceError(); 10169 abstract void handleReturnCode(); 10170 } 10171 10172 class MeasureParams extends HandlerParams { 10173 private final PackageStats mStats; 10174 private boolean mSuccess; 10175 10176 private final IPackageStatsObserver mObserver; 10177 10178 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10179 super(new UserHandle(stats.userHandle)); 10180 mObserver = observer; 10181 mStats = stats; 10182 } 10183 10184 @Override 10185 public String toString() { 10186 return "MeasureParams{" 10187 + Integer.toHexString(System.identityHashCode(this)) 10188 + " " + mStats.packageName + "}"; 10189 } 10190 10191 @Override 10192 void handleStartCopy() throws RemoteException { 10193 synchronized (mInstallLock) { 10194 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10195 } 10196 10197 if (mSuccess) { 10198 final boolean mounted; 10199 if (Environment.isExternalStorageEmulated()) { 10200 mounted = true; 10201 } else { 10202 final String status = Environment.getExternalStorageState(); 10203 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10204 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10205 } 10206 10207 if (mounted) { 10208 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10209 10210 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10211 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10212 10213 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10214 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10215 10216 // Always subtract cache size, since it's a subdirectory 10217 mStats.externalDataSize -= mStats.externalCacheSize; 10218 10219 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10220 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10221 10222 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10223 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10224 } 10225 } 10226 } 10227 10228 @Override 10229 void handleReturnCode() { 10230 if (mObserver != null) { 10231 try { 10232 mObserver.onGetStatsCompleted(mStats, mSuccess); 10233 } catch (RemoteException e) { 10234 Slog.i(TAG, "Observer no longer exists."); 10235 } 10236 } 10237 } 10238 10239 @Override 10240 void handleServiceError() { 10241 Slog.e(TAG, "Could not measure application " + mStats.packageName 10242 + " external storage"); 10243 } 10244 } 10245 10246 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10247 throws RemoteException { 10248 long result = 0; 10249 for (File path : paths) { 10250 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10251 } 10252 return result; 10253 } 10254 10255 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10256 for (File path : paths) { 10257 try { 10258 mcs.clearDirectory(path.getAbsolutePath()); 10259 } catch (RemoteException e) { 10260 } 10261 } 10262 } 10263 10264 static class OriginInfo { 10265 /** 10266 * Location where install is coming from, before it has been 10267 * copied/renamed into place. This could be a single monolithic APK 10268 * file, or a cluster directory. This location may be untrusted. 10269 */ 10270 final File file; 10271 final String cid; 10272 10273 /** 10274 * Flag indicating that {@link #file} or {@link #cid} has already been 10275 * staged, meaning downstream users don't need to defensively copy the 10276 * contents. 10277 */ 10278 final boolean staged; 10279 10280 /** 10281 * Flag indicating that {@link #file} or {@link #cid} is an already 10282 * installed app that is being moved. 10283 */ 10284 final boolean existing; 10285 10286 final String resolvedPath; 10287 final File resolvedFile; 10288 10289 static OriginInfo fromNothing() { 10290 return new OriginInfo(null, null, false, false); 10291 } 10292 10293 static OriginInfo fromUntrustedFile(File file) { 10294 return new OriginInfo(file, null, false, false); 10295 } 10296 10297 static OriginInfo fromExistingFile(File file) { 10298 return new OriginInfo(file, null, false, true); 10299 } 10300 10301 static OriginInfo fromStagedFile(File file) { 10302 return new OriginInfo(file, null, true, false); 10303 } 10304 10305 static OriginInfo fromStagedContainer(String cid) { 10306 return new OriginInfo(null, cid, true, false); 10307 } 10308 10309 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10310 this.file = file; 10311 this.cid = cid; 10312 this.staged = staged; 10313 this.existing = existing; 10314 10315 if (cid != null) { 10316 resolvedPath = PackageHelper.getSdDir(cid); 10317 resolvedFile = new File(resolvedPath); 10318 } else if (file != null) { 10319 resolvedPath = file.getAbsolutePath(); 10320 resolvedFile = file; 10321 } else { 10322 resolvedPath = null; 10323 resolvedFile = null; 10324 } 10325 } 10326 } 10327 10328 class MoveInfo { 10329 final int moveId; 10330 final String fromUuid; 10331 final String toUuid; 10332 final String packageName; 10333 final String dataAppName; 10334 final int appId; 10335 final String seinfo; 10336 10337 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10338 String dataAppName, int appId, String seinfo) { 10339 this.moveId = moveId; 10340 this.fromUuid = fromUuid; 10341 this.toUuid = toUuid; 10342 this.packageName = packageName; 10343 this.dataAppName = dataAppName; 10344 this.appId = appId; 10345 this.seinfo = seinfo; 10346 } 10347 } 10348 10349 class InstallParams extends HandlerParams { 10350 final OriginInfo origin; 10351 final MoveInfo move; 10352 final IPackageInstallObserver2 observer; 10353 int installFlags; 10354 final String installerPackageName; 10355 final String volumeUuid; 10356 final VerificationParams verificationParams; 10357 private InstallArgs mArgs; 10358 private int mRet; 10359 final String packageAbiOverride; 10360 final String[] grantedRuntimePermissions; 10361 10362 10363 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10364 int installFlags, String installerPackageName, String volumeUuid, 10365 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10366 String[] grantedPermissions) { 10367 super(user); 10368 this.origin = origin; 10369 this.move = move; 10370 this.observer = observer; 10371 this.installFlags = installFlags; 10372 this.installerPackageName = installerPackageName; 10373 this.volumeUuid = volumeUuid; 10374 this.verificationParams = verificationParams; 10375 this.packageAbiOverride = packageAbiOverride; 10376 this.grantedRuntimePermissions = grantedPermissions; 10377 } 10378 10379 @Override 10380 public String toString() { 10381 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10382 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10383 } 10384 10385 public ManifestDigest getManifestDigest() { 10386 if (verificationParams == null) { 10387 return null; 10388 } 10389 return verificationParams.getManifestDigest(); 10390 } 10391 10392 private int installLocationPolicy(PackageInfoLite pkgLite) { 10393 String packageName = pkgLite.packageName; 10394 int installLocation = pkgLite.installLocation; 10395 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10396 // reader 10397 synchronized (mPackages) { 10398 PackageParser.Package pkg = mPackages.get(packageName); 10399 if (pkg != null) { 10400 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10401 // Check for downgrading. 10402 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10403 try { 10404 checkDowngrade(pkg, pkgLite); 10405 } catch (PackageManagerException e) { 10406 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10407 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10408 } 10409 } 10410 // Check for updated system application. 10411 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10412 if (onSd) { 10413 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10414 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10415 } 10416 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10417 } else { 10418 if (onSd) { 10419 // Install flag overrides everything. 10420 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10421 } 10422 // If current upgrade specifies particular preference 10423 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10424 // Application explicitly specified internal. 10425 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10426 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10427 // App explictly prefers external. Let policy decide 10428 } else { 10429 // Prefer previous location 10430 if (isExternal(pkg)) { 10431 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10432 } 10433 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10434 } 10435 } 10436 } else { 10437 // Invalid install. Return error code 10438 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10439 } 10440 } 10441 } 10442 // All the special cases have been taken care of. 10443 // Return result based on recommended install location. 10444 if (onSd) { 10445 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10446 } 10447 return pkgLite.recommendedInstallLocation; 10448 } 10449 10450 /* 10451 * Invoke remote method to get package information and install 10452 * location values. Override install location based on default 10453 * policy if needed and then create install arguments based 10454 * on the install location. 10455 */ 10456 public void handleStartCopy() throws RemoteException { 10457 int ret = PackageManager.INSTALL_SUCCEEDED; 10458 10459 // If we're already staged, we've firmly committed to an install location 10460 if (origin.staged) { 10461 if (origin.file != null) { 10462 installFlags |= PackageManager.INSTALL_INTERNAL; 10463 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10464 } else if (origin.cid != null) { 10465 installFlags |= PackageManager.INSTALL_EXTERNAL; 10466 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10467 } else { 10468 throw new IllegalStateException("Invalid stage location"); 10469 } 10470 } 10471 10472 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10473 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10474 10475 PackageInfoLite pkgLite = null; 10476 10477 if (onInt && onSd) { 10478 // Check if both bits are set. 10479 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10480 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10481 } else { 10482 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10483 packageAbiOverride); 10484 10485 /* 10486 * If we have too little free space, try to free cache 10487 * before giving up. 10488 */ 10489 if (!origin.staged && pkgLite.recommendedInstallLocation 10490 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10491 // TODO: focus freeing disk space on the target device 10492 final StorageManager storage = StorageManager.from(mContext); 10493 final long lowThreshold = storage.getStorageLowBytes( 10494 Environment.getDataDirectory()); 10495 10496 final long sizeBytes = mContainerService.calculateInstalledSize( 10497 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10498 10499 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10500 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10501 installFlags, packageAbiOverride); 10502 } 10503 10504 /* 10505 * The cache free must have deleted the file we 10506 * downloaded to install. 10507 * 10508 * TODO: fix the "freeCache" call to not delete 10509 * the file we care about. 10510 */ 10511 if (pkgLite.recommendedInstallLocation 10512 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10513 pkgLite.recommendedInstallLocation 10514 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10515 } 10516 } 10517 } 10518 10519 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10520 int loc = pkgLite.recommendedInstallLocation; 10521 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10522 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10523 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10524 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10525 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10526 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10527 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10528 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10529 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10530 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10531 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10532 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10533 } else { 10534 // Override with defaults if needed. 10535 loc = installLocationPolicy(pkgLite); 10536 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10537 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10538 } else if (!onSd && !onInt) { 10539 // Override install location with flags 10540 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10541 // Set the flag to install on external media. 10542 installFlags |= PackageManager.INSTALL_EXTERNAL; 10543 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10544 } else { 10545 // Make sure the flag for installing on external 10546 // media is unset 10547 installFlags |= PackageManager.INSTALL_INTERNAL; 10548 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10549 } 10550 } 10551 } 10552 } 10553 10554 final InstallArgs args = createInstallArgs(this); 10555 mArgs = args; 10556 10557 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10558 /* 10559 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10560 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10561 */ 10562 int userIdentifier = getUser().getIdentifier(); 10563 if (userIdentifier == UserHandle.USER_ALL 10564 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10565 userIdentifier = UserHandle.USER_OWNER; 10566 } 10567 10568 /* 10569 * Determine if we have any installed package verifiers. If we 10570 * do, then we'll defer to them to verify the packages. 10571 */ 10572 final int requiredUid = mRequiredVerifierPackage == null ? -1 10573 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10574 if (!origin.existing && requiredUid != -1 10575 && isVerificationEnabled(userIdentifier, installFlags)) { 10576 final Intent verification = new Intent( 10577 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10578 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10579 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10580 PACKAGE_MIME_TYPE); 10581 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10582 10583 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10584 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10585 0 /* TODO: Which userId? */); 10586 10587 if (DEBUG_VERIFY) { 10588 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10589 + verification.toString() + " with " + pkgLite.verifiers.length 10590 + " optional verifiers"); 10591 } 10592 10593 final int verificationId = mPendingVerificationToken++; 10594 10595 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10596 10597 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10598 installerPackageName); 10599 10600 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10601 installFlags); 10602 10603 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10604 pkgLite.packageName); 10605 10606 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10607 pkgLite.versionCode); 10608 10609 if (verificationParams != null) { 10610 if (verificationParams.getVerificationURI() != null) { 10611 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10612 verificationParams.getVerificationURI()); 10613 } 10614 if (verificationParams.getOriginatingURI() != null) { 10615 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10616 verificationParams.getOriginatingURI()); 10617 } 10618 if (verificationParams.getReferrer() != null) { 10619 verification.putExtra(Intent.EXTRA_REFERRER, 10620 verificationParams.getReferrer()); 10621 } 10622 if (verificationParams.getOriginatingUid() >= 0) { 10623 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10624 verificationParams.getOriginatingUid()); 10625 } 10626 if (verificationParams.getInstallerUid() >= 0) { 10627 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10628 verificationParams.getInstallerUid()); 10629 } 10630 } 10631 10632 final PackageVerificationState verificationState = new PackageVerificationState( 10633 requiredUid, args); 10634 10635 mPendingVerification.append(verificationId, verificationState); 10636 10637 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10638 receivers, verificationState); 10639 10640 // Apps installed for "all" users use the device owner to verify the app 10641 UserHandle verifierUser = getUser(); 10642 if (verifierUser == UserHandle.ALL) { 10643 verifierUser = UserHandle.OWNER; 10644 } 10645 10646 /* 10647 * If any sufficient verifiers were listed in the package 10648 * manifest, attempt to ask them. 10649 */ 10650 if (sufficientVerifiers != null) { 10651 final int N = sufficientVerifiers.size(); 10652 if (N == 0) { 10653 Slog.i(TAG, "Additional verifiers required, but none installed."); 10654 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10655 } else { 10656 for (int i = 0; i < N; i++) { 10657 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10658 10659 final Intent sufficientIntent = new Intent(verification); 10660 sufficientIntent.setComponent(verifierComponent); 10661 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10662 } 10663 } 10664 } 10665 10666 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10667 mRequiredVerifierPackage, receivers); 10668 if (ret == PackageManager.INSTALL_SUCCEEDED 10669 && mRequiredVerifierPackage != null) { 10670 /* 10671 * Send the intent to the required verification agent, 10672 * but only start the verification timeout after the 10673 * target BroadcastReceivers have run. 10674 */ 10675 verification.setComponent(requiredVerifierComponent); 10676 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10677 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10678 new BroadcastReceiver() { 10679 @Override 10680 public void onReceive(Context context, Intent intent) { 10681 final Message msg = mHandler 10682 .obtainMessage(CHECK_PENDING_VERIFICATION); 10683 msg.arg1 = verificationId; 10684 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10685 } 10686 }, null, 0, null, null); 10687 10688 /* 10689 * We don't want the copy to proceed until verification 10690 * succeeds, so null out this field. 10691 */ 10692 mArgs = null; 10693 } 10694 } else { 10695 /* 10696 * No package verification is enabled, so immediately start 10697 * the remote call to initiate copy using temporary file. 10698 */ 10699 ret = args.copyApk(mContainerService, true); 10700 } 10701 } 10702 10703 mRet = ret; 10704 } 10705 10706 @Override 10707 void handleReturnCode() { 10708 // If mArgs is null, then MCS couldn't be reached. When it 10709 // reconnects, it will try again to install. At that point, this 10710 // will succeed. 10711 if (mArgs != null) { 10712 processPendingInstall(mArgs, mRet); 10713 } 10714 } 10715 10716 @Override 10717 void handleServiceError() { 10718 mArgs = createInstallArgs(this); 10719 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10720 } 10721 10722 public boolean isForwardLocked() { 10723 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10724 } 10725 } 10726 10727 /** 10728 * Used during creation of InstallArgs 10729 * 10730 * @param installFlags package installation flags 10731 * @return true if should be installed on external storage 10732 */ 10733 private static boolean installOnExternalAsec(int installFlags) { 10734 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10735 return false; 10736 } 10737 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10738 return true; 10739 } 10740 return false; 10741 } 10742 10743 /** 10744 * Used during creation of InstallArgs 10745 * 10746 * @param installFlags package installation flags 10747 * @return true if should be installed as forward locked 10748 */ 10749 private static boolean installForwardLocked(int installFlags) { 10750 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10751 } 10752 10753 private InstallArgs createInstallArgs(InstallParams params) { 10754 if (params.move != null) { 10755 return new MoveInstallArgs(params); 10756 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10757 return new AsecInstallArgs(params); 10758 } else { 10759 return new FileInstallArgs(params); 10760 } 10761 } 10762 10763 /** 10764 * Create args that describe an existing installed package. Typically used 10765 * when cleaning up old installs, or used as a move source. 10766 */ 10767 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10768 String resourcePath, String[] instructionSets) { 10769 final boolean isInAsec; 10770 if (installOnExternalAsec(installFlags)) { 10771 /* Apps on SD card are always in ASEC containers. */ 10772 isInAsec = true; 10773 } else if (installForwardLocked(installFlags) 10774 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10775 /* 10776 * Forward-locked apps are only in ASEC containers if they're the 10777 * new style 10778 */ 10779 isInAsec = true; 10780 } else { 10781 isInAsec = false; 10782 } 10783 10784 if (isInAsec) { 10785 return new AsecInstallArgs(codePath, instructionSets, 10786 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10787 } else { 10788 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10789 } 10790 } 10791 10792 static abstract class InstallArgs { 10793 /** @see InstallParams#origin */ 10794 final OriginInfo origin; 10795 /** @see InstallParams#move */ 10796 final MoveInfo move; 10797 10798 final IPackageInstallObserver2 observer; 10799 // Always refers to PackageManager flags only 10800 final int installFlags; 10801 final String installerPackageName; 10802 final String volumeUuid; 10803 final ManifestDigest manifestDigest; 10804 final UserHandle user; 10805 final String abiOverride; 10806 final String[] installGrantPermissions; 10807 10808 // The list of instruction sets supported by this app. This is currently 10809 // only used during the rmdex() phase to clean up resources. We can get rid of this 10810 // if we move dex files under the common app path. 10811 /* nullable */ String[] instructionSets; 10812 10813 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10814 int installFlags, String installerPackageName, String volumeUuid, 10815 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10816 String abiOverride, String[] installGrantPermissions) { 10817 this.origin = origin; 10818 this.move = move; 10819 this.installFlags = installFlags; 10820 this.observer = observer; 10821 this.installerPackageName = installerPackageName; 10822 this.volumeUuid = volumeUuid; 10823 this.manifestDigest = manifestDigest; 10824 this.user = user; 10825 this.instructionSets = instructionSets; 10826 this.abiOverride = abiOverride; 10827 this.installGrantPermissions = installGrantPermissions; 10828 } 10829 10830 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10831 abstract int doPreInstall(int status); 10832 10833 /** 10834 * Rename package into final resting place. All paths on the given 10835 * scanned package should be updated to reflect the rename. 10836 */ 10837 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10838 abstract int doPostInstall(int status, int uid); 10839 10840 /** @see PackageSettingBase#codePathString */ 10841 abstract String getCodePath(); 10842 /** @see PackageSettingBase#resourcePathString */ 10843 abstract String getResourcePath(); 10844 10845 // Need installer lock especially for dex file removal. 10846 abstract void cleanUpResourcesLI(); 10847 abstract boolean doPostDeleteLI(boolean delete); 10848 10849 /** 10850 * Called before the source arguments are copied. This is used mostly 10851 * for MoveParams when it needs to read the source file to put it in the 10852 * destination. 10853 */ 10854 int doPreCopy() { 10855 return PackageManager.INSTALL_SUCCEEDED; 10856 } 10857 10858 /** 10859 * Called after the source arguments are copied. This is used mostly for 10860 * MoveParams when it needs to read the source file to put it in the 10861 * destination. 10862 * 10863 * @return 10864 */ 10865 int doPostCopy(int uid) { 10866 return PackageManager.INSTALL_SUCCEEDED; 10867 } 10868 10869 protected boolean isFwdLocked() { 10870 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10871 } 10872 10873 protected boolean isExternalAsec() { 10874 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10875 } 10876 10877 UserHandle getUser() { 10878 return user; 10879 } 10880 } 10881 10882 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10883 if (!allCodePaths.isEmpty()) { 10884 if (instructionSets == null) { 10885 throw new IllegalStateException("instructionSet == null"); 10886 } 10887 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10888 for (String codePath : allCodePaths) { 10889 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10890 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10891 if (retCode < 0) { 10892 Slog.w(TAG, "Couldn't remove dex file for package: " 10893 + " at location " + codePath + ", retcode=" + retCode); 10894 // we don't consider this to be a failure of the core package deletion 10895 } 10896 } 10897 } 10898 } 10899 } 10900 10901 /** 10902 * Logic to handle installation of non-ASEC applications, including copying 10903 * and renaming logic. 10904 */ 10905 class FileInstallArgs extends InstallArgs { 10906 private File codeFile; 10907 private File resourceFile; 10908 10909 // Example topology: 10910 // /data/app/com.example/base.apk 10911 // /data/app/com.example/split_foo.apk 10912 // /data/app/com.example/lib/arm/libfoo.so 10913 // /data/app/com.example/lib/arm64/libfoo.so 10914 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10915 10916 /** New install */ 10917 FileInstallArgs(InstallParams params) { 10918 super(params.origin, params.move, params.observer, params.installFlags, 10919 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10920 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10921 params.grantedRuntimePermissions); 10922 if (isFwdLocked()) { 10923 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10924 } 10925 } 10926 10927 /** Existing install */ 10928 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10929 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10930 null, null); 10931 this.codeFile = (codePath != null) ? new File(codePath) : null; 10932 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10933 } 10934 10935 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10936 if (origin.staged) { 10937 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10938 codeFile = origin.file; 10939 resourceFile = origin.file; 10940 return PackageManager.INSTALL_SUCCEEDED; 10941 } 10942 10943 try { 10944 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10945 codeFile = tempDir; 10946 resourceFile = tempDir; 10947 } catch (IOException e) { 10948 Slog.w(TAG, "Failed to create copy file: " + e); 10949 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10950 } 10951 10952 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10953 @Override 10954 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10955 if (!FileUtils.isValidExtFilename(name)) { 10956 throw new IllegalArgumentException("Invalid filename: " + name); 10957 } 10958 try { 10959 final File file = new File(codeFile, name); 10960 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10961 O_RDWR | O_CREAT, 0644); 10962 Os.chmod(file.getAbsolutePath(), 0644); 10963 return new ParcelFileDescriptor(fd); 10964 } catch (ErrnoException e) { 10965 throw new RemoteException("Failed to open: " + e.getMessage()); 10966 } 10967 } 10968 }; 10969 10970 int ret = PackageManager.INSTALL_SUCCEEDED; 10971 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10972 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10973 Slog.e(TAG, "Failed to copy package"); 10974 return ret; 10975 } 10976 10977 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10978 NativeLibraryHelper.Handle handle = null; 10979 try { 10980 handle = NativeLibraryHelper.Handle.create(codeFile); 10981 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10982 abiOverride); 10983 } catch (IOException e) { 10984 Slog.e(TAG, "Copying native libraries failed", e); 10985 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10986 } finally { 10987 IoUtils.closeQuietly(handle); 10988 } 10989 10990 return ret; 10991 } 10992 10993 int doPreInstall(int status) { 10994 if (status != PackageManager.INSTALL_SUCCEEDED) { 10995 cleanUp(); 10996 } 10997 return status; 10998 } 10999 11000 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11001 if (status != PackageManager.INSTALL_SUCCEEDED) { 11002 cleanUp(); 11003 return false; 11004 } 11005 11006 final File targetDir = codeFile.getParentFile(); 11007 final File beforeCodeFile = codeFile; 11008 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11009 11010 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11011 try { 11012 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11013 } catch (ErrnoException e) { 11014 Slog.w(TAG, "Failed to rename", e); 11015 return false; 11016 } 11017 11018 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11019 Slog.w(TAG, "Failed to restorecon"); 11020 return false; 11021 } 11022 11023 // Reflect the rename internally 11024 codeFile = afterCodeFile; 11025 resourceFile = afterCodeFile; 11026 11027 // Reflect the rename in scanned details 11028 pkg.codePath = afterCodeFile.getAbsolutePath(); 11029 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11030 pkg.baseCodePath); 11031 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11032 pkg.splitCodePaths); 11033 11034 // Reflect the rename in app info 11035 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11036 pkg.applicationInfo.setCodePath(pkg.codePath); 11037 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11038 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11039 pkg.applicationInfo.setResourcePath(pkg.codePath); 11040 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11041 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11042 11043 return true; 11044 } 11045 11046 int doPostInstall(int status, int uid) { 11047 if (status != PackageManager.INSTALL_SUCCEEDED) { 11048 cleanUp(); 11049 } 11050 return status; 11051 } 11052 11053 @Override 11054 String getCodePath() { 11055 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11056 } 11057 11058 @Override 11059 String getResourcePath() { 11060 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11061 } 11062 11063 private boolean cleanUp() { 11064 if (codeFile == null || !codeFile.exists()) { 11065 return false; 11066 } 11067 11068 if (codeFile.isDirectory()) { 11069 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11070 } else { 11071 codeFile.delete(); 11072 } 11073 11074 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11075 resourceFile.delete(); 11076 } 11077 11078 return true; 11079 } 11080 11081 void cleanUpResourcesLI() { 11082 // Try enumerating all code paths before deleting 11083 List<String> allCodePaths = Collections.EMPTY_LIST; 11084 if (codeFile != null && codeFile.exists()) { 11085 try { 11086 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11087 allCodePaths = pkg.getAllCodePaths(); 11088 } catch (PackageParserException e) { 11089 // Ignored; we tried our best 11090 } 11091 } 11092 11093 cleanUp(); 11094 removeDexFiles(allCodePaths, instructionSets); 11095 } 11096 11097 boolean doPostDeleteLI(boolean delete) { 11098 // XXX err, shouldn't we respect the delete flag? 11099 cleanUpResourcesLI(); 11100 return true; 11101 } 11102 } 11103 11104 private boolean isAsecExternal(String cid) { 11105 final String asecPath = PackageHelper.getSdFilesystem(cid); 11106 return !asecPath.startsWith(mAsecInternalPath); 11107 } 11108 11109 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11110 PackageManagerException { 11111 if (copyRet < 0) { 11112 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11113 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11114 throw new PackageManagerException(copyRet, message); 11115 } 11116 } 11117 } 11118 11119 /** 11120 * Extract the MountService "container ID" from the full code path of an 11121 * .apk. 11122 */ 11123 static String cidFromCodePath(String fullCodePath) { 11124 int eidx = fullCodePath.lastIndexOf("/"); 11125 String subStr1 = fullCodePath.substring(0, eidx); 11126 int sidx = subStr1.lastIndexOf("/"); 11127 return subStr1.substring(sidx+1, eidx); 11128 } 11129 11130 /** 11131 * Logic to handle installation of ASEC applications, including copying and 11132 * renaming logic. 11133 */ 11134 class AsecInstallArgs extends InstallArgs { 11135 static final String RES_FILE_NAME = "pkg.apk"; 11136 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11137 11138 String cid; 11139 String packagePath; 11140 String resourcePath; 11141 11142 /** New install */ 11143 AsecInstallArgs(InstallParams params) { 11144 super(params.origin, params.move, params.observer, params.installFlags, 11145 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11146 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11147 params.grantedRuntimePermissions); 11148 } 11149 11150 /** Existing install */ 11151 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11152 boolean isExternal, boolean isForwardLocked) { 11153 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11154 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11155 instructionSets, null, null); 11156 // Hackily pretend we're still looking at a full code path 11157 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11158 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11159 } 11160 11161 // Extract cid from fullCodePath 11162 int eidx = fullCodePath.lastIndexOf("/"); 11163 String subStr1 = fullCodePath.substring(0, eidx); 11164 int sidx = subStr1.lastIndexOf("/"); 11165 cid = subStr1.substring(sidx+1, eidx); 11166 setMountPath(subStr1); 11167 } 11168 11169 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11170 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11171 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11172 instructionSets, null, null); 11173 this.cid = cid; 11174 setMountPath(PackageHelper.getSdDir(cid)); 11175 } 11176 11177 void createCopyFile() { 11178 cid = mInstallerService.allocateExternalStageCidLegacy(); 11179 } 11180 11181 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11182 if (origin.staged) { 11183 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11184 cid = origin.cid; 11185 setMountPath(PackageHelper.getSdDir(cid)); 11186 return PackageManager.INSTALL_SUCCEEDED; 11187 } 11188 11189 if (temp) { 11190 createCopyFile(); 11191 } else { 11192 /* 11193 * Pre-emptively destroy the container since it's destroyed if 11194 * copying fails due to it existing anyway. 11195 */ 11196 PackageHelper.destroySdDir(cid); 11197 } 11198 11199 final String newMountPath = imcs.copyPackageToContainer( 11200 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11201 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11202 11203 if (newMountPath != null) { 11204 setMountPath(newMountPath); 11205 return PackageManager.INSTALL_SUCCEEDED; 11206 } else { 11207 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11208 } 11209 } 11210 11211 @Override 11212 String getCodePath() { 11213 return packagePath; 11214 } 11215 11216 @Override 11217 String getResourcePath() { 11218 return resourcePath; 11219 } 11220 11221 int doPreInstall(int status) { 11222 if (status != PackageManager.INSTALL_SUCCEEDED) { 11223 // Destroy container 11224 PackageHelper.destroySdDir(cid); 11225 } else { 11226 boolean mounted = PackageHelper.isContainerMounted(cid); 11227 if (!mounted) { 11228 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11229 Process.SYSTEM_UID); 11230 if (newMountPath != null) { 11231 setMountPath(newMountPath); 11232 } else { 11233 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11234 } 11235 } 11236 } 11237 return status; 11238 } 11239 11240 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11241 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11242 String newMountPath = null; 11243 if (PackageHelper.isContainerMounted(cid)) { 11244 // Unmount the container 11245 if (!PackageHelper.unMountSdDir(cid)) { 11246 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11247 return false; 11248 } 11249 } 11250 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11251 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11252 " which might be stale. Will try to clean up."); 11253 // Clean up the stale container and proceed to recreate. 11254 if (!PackageHelper.destroySdDir(newCacheId)) { 11255 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11256 return false; 11257 } 11258 // Successfully cleaned up stale container. Try to rename again. 11259 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11260 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11261 + " inspite of cleaning it up."); 11262 return false; 11263 } 11264 } 11265 if (!PackageHelper.isContainerMounted(newCacheId)) { 11266 Slog.w(TAG, "Mounting container " + newCacheId); 11267 newMountPath = PackageHelper.mountSdDir(newCacheId, 11268 getEncryptKey(), Process.SYSTEM_UID); 11269 } else { 11270 newMountPath = PackageHelper.getSdDir(newCacheId); 11271 } 11272 if (newMountPath == null) { 11273 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11274 return false; 11275 } 11276 Log.i(TAG, "Succesfully renamed " + cid + 11277 " to " + newCacheId + 11278 " at new path: " + newMountPath); 11279 cid = newCacheId; 11280 11281 final File beforeCodeFile = new File(packagePath); 11282 setMountPath(newMountPath); 11283 final File afterCodeFile = new File(packagePath); 11284 11285 // Reflect the rename in scanned details 11286 pkg.codePath = afterCodeFile.getAbsolutePath(); 11287 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11288 pkg.baseCodePath); 11289 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11290 pkg.splitCodePaths); 11291 11292 // Reflect the rename in app info 11293 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11294 pkg.applicationInfo.setCodePath(pkg.codePath); 11295 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11296 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11297 pkg.applicationInfo.setResourcePath(pkg.codePath); 11298 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11299 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11300 11301 return true; 11302 } 11303 11304 private void setMountPath(String mountPath) { 11305 final File mountFile = new File(mountPath); 11306 11307 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11308 if (monolithicFile.exists()) { 11309 packagePath = monolithicFile.getAbsolutePath(); 11310 if (isFwdLocked()) { 11311 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11312 } else { 11313 resourcePath = packagePath; 11314 } 11315 } else { 11316 packagePath = mountFile.getAbsolutePath(); 11317 resourcePath = packagePath; 11318 } 11319 } 11320 11321 int doPostInstall(int status, int uid) { 11322 if (status != PackageManager.INSTALL_SUCCEEDED) { 11323 cleanUp(); 11324 } else { 11325 final int groupOwner; 11326 final String protectedFile; 11327 if (isFwdLocked()) { 11328 groupOwner = UserHandle.getSharedAppGid(uid); 11329 protectedFile = RES_FILE_NAME; 11330 } else { 11331 groupOwner = -1; 11332 protectedFile = null; 11333 } 11334 11335 if (uid < Process.FIRST_APPLICATION_UID 11336 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11337 Slog.e(TAG, "Failed to finalize " + cid); 11338 PackageHelper.destroySdDir(cid); 11339 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11340 } 11341 11342 boolean mounted = PackageHelper.isContainerMounted(cid); 11343 if (!mounted) { 11344 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11345 } 11346 } 11347 return status; 11348 } 11349 11350 private void cleanUp() { 11351 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11352 11353 // Destroy secure container 11354 PackageHelper.destroySdDir(cid); 11355 } 11356 11357 private List<String> getAllCodePaths() { 11358 final File codeFile = new File(getCodePath()); 11359 if (codeFile != null && codeFile.exists()) { 11360 try { 11361 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11362 return pkg.getAllCodePaths(); 11363 } catch (PackageParserException e) { 11364 // Ignored; we tried our best 11365 } 11366 } 11367 return Collections.EMPTY_LIST; 11368 } 11369 11370 void cleanUpResourcesLI() { 11371 // Enumerate all code paths before deleting 11372 cleanUpResourcesLI(getAllCodePaths()); 11373 } 11374 11375 private void cleanUpResourcesLI(List<String> allCodePaths) { 11376 cleanUp(); 11377 removeDexFiles(allCodePaths, instructionSets); 11378 } 11379 11380 String getPackageName() { 11381 return getAsecPackageName(cid); 11382 } 11383 11384 boolean doPostDeleteLI(boolean delete) { 11385 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11386 final List<String> allCodePaths = getAllCodePaths(); 11387 boolean mounted = PackageHelper.isContainerMounted(cid); 11388 if (mounted) { 11389 // Unmount first 11390 if (PackageHelper.unMountSdDir(cid)) { 11391 mounted = false; 11392 } 11393 } 11394 if (!mounted && delete) { 11395 cleanUpResourcesLI(allCodePaths); 11396 } 11397 return !mounted; 11398 } 11399 11400 @Override 11401 int doPreCopy() { 11402 if (isFwdLocked()) { 11403 if (!PackageHelper.fixSdPermissions(cid, 11404 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11405 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11406 } 11407 } 11408 11409 return PackageManager.INSTALL_SUCCEEDED; 11410 } 11411 11412 @Override 11413 int doPostCopy(int uid) { 11414 if (isFwdLocked()) { 11415 if (uid < Process.FIRST_APPLICATION_UID 11416 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11417 RES_FILE_NAME)) { 11418 Slog.e(TAG, "Failed to finalize " + cid); 11419 PackageHelper.destroySdDir(cid); 11420 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11421 } 11422 } 11423 11424 return PackageManager.INSTALL_SUCCEEDED; 11425 } 11426 } 11427 11428 /** 11429 * Logic to handle movement of existing installed applications. 11430 */ 11431 class MoveInstallArgs extends InstallArgs { 11432 private File codeFile; 11433 private File resourceFile; 11434 11435 /** New install */ 11436 MoveInstallArgs(InstallParams params) { 11437 super(params.origin, params.move, params.observer, params.installFlags, 11438 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11439 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11440 params.grantedRuntimePermissions); 11441 } 11442 11443 int copyApk(IMediaContainerService imcs, boolean temp) { 11444 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11445 + move.fromUuid + " to " + move.toUuid); 11446 synchronized (mInstaller) { 11447 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11448 move.dataAppName, move.appId, move.seinfo) != 0) { 11449 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11450 } 11451 } 11452 11453 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11454 resourceFile = codeFile; 11455 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11456 11457 return PackageManager.INSTALL_SUCCEEDED; 11458 } 11459 11460 int doPreInstall(int status) { 11461 if (status != PackageManager.INSTALL_SUCCEEDED) { 11462 cleanUp(move.toUuid); 11463 } 11464 return status; 11465 } 11466 11467 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11468 if (status != PackageManager.INSTALL_SUCCEEDED) { 11469 cleanUp(move.toUuid); 11470 return false; 11471 } 11472 11473 // Reflect the move in app info 11474 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11475 pkg.applicationInfo.setCodePath(pkg.codePath); 11476 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11477 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11478 pkg.applicationInfo.setResourcePath(pkg.codePath); 11479 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11480 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11481 11482 return true; 11483 } 11484 11485 int doPostInstall(int status, int uid) { 11486 if (status == PackageManager.INSTALL_SUCCEEDED) { 11487 cleanUp(move.fromUuid); 11488 } else { 11489 cleanUp(move.toUuid); 11490 } 11491 return status; 11492 } 11493 11494 @Override 11495 String getCodePath() { 11496 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11497 } 11498 11499 @Override 11500 String getResourcePath() { 11501 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11502 } 11503 11504 private boolean cleanUp(String volumeUuid) { 11505 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11506 move.dataAppName); 11507 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11508 synchronized (mInstallLock) { 11509 // Clean up both app data and code 11510 removeDataDirsLI(volumeUuid, move.packageName); 11511 if (codeFile.isDirectory()) { 11512 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11513 } else { 11514 codeFile.delete(); 11515 } 11516 } 11517 return true; 11518 } 11519 11520 void cleanUpResourcesLI() { 11521 throw new UnsupportedOperationException(); 11522 } 11523 11524 boolean doPostDeleteLI(boolean delete) { 11525 throw new UnsupportedOperationException(); 11526 } 11527 } 11528 11529 static String getAsecPackageName(String packageCid) { 11530 int idx = packageCid.lastIndexOf("-"); 11531 if (idx == -1) { 11532 return packageCid; 11533 } 11534 return packageCid.substring(0, idx); 11535 } 11536 11537 // Utility method used to create code paths based on package name and available index. 11538 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11539 String idxStr = ""; 11540 int idx = 1; 11541 // Fall back to default value of idx=1 if prefix is not 11542 // part of oldCodePath 11543 if (oldCodePath != null) { 11544 String subStr = oldCodePath; 11545 // Drop the suffix right away 11546 if (suffix != null && subStr.endsWith(suffix)) { 11547 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11548 } 11549 // If oldCodePath already contains prefix find out the 11550 // ending index to either increment or decrement. 11551 int sidx = subStr.lastIndexOf(prefix); 11552 if (sidx != -1) { 11553 subStr = subStr.substring(sidx + prefix.length()); 11554 if (subStr != null) { 11555 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11556 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11557 } 11558 try { 11559 idx = Integer.parseInt(subStr); 11560 if (idx <= 1) { 11561 idx++; 11562 } else { 11563 idx--; 11564 } 11565 } catch(NumberFormatException e) { 11566 } 11567 } 11568 } 11569 } 11570 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11571 return prefix + idxStr; 11572 } 11573 11574 private File getNextCodePath(File targetDir, String packageName) { 11575 int suffix = 1; 11576 File result; 11577 do { 11578 result = new File(targetDir, packageName + "-" + suffix); 11579 suffix++; 11580 } while (result.exists()); 11581 return result; 11582 } 11583 11584 // Utility method that returns the relative package path with respect 11585 // to the installation directory. Like say for /data/data/com.test-1.apk 11586 // string com.test-1 is returned. 11587 static String deriveCodePathName(String codePath) { 11588 if (codePath == null) { 11589 return null; 11590 } 11591 final File codeFile = new File(codePath); 11592 final String name = codeFile.getName(); 11593 if (codeFile.isDirectory()) { 11594 return name; 11595 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11596 final int lastDot = name.lastIndexOf('.'); 11597 return name.substring(0, lastDot); 11598 } else { 11599 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11600 return null; 11601 } 11602 } 11603 11604 class PackageInstalledInfo { 11605 String name; 11606 int uid; 11607 // The set of users that originally had this package installed. 11608 int[] origUsers; 11609 // The set of users that now have this package installed. 11610 int[] newUsers; 11611 PackageParser.Package pkg; 11612 int returnCode; 11613 String returnMsg; 11614 PackageRemovedInfo removedInfo; 11615 11616 public void setError(int code, String msg) { 11617 returnCode = code; 11618 returnMsg = msg; 11619 Slog.w(TAG, msg); 11620 } 11621 11622 public void setError(String msg, PackageParserException e) { 11623 returnCode = e.error; 11624 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11625 Slog.w(TAG, msg, e); 11626 } 11627 11628 public void setError(String msg, PackageManagerException e) { 11629 returnCode = e.error; 11630 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11631 Slog.w(TAG, msg, e); 11632 } 11633 11634 // In some error cases we want to convey more info back to the observer 11635 String origPackage; 11636 String origPermission; 11637 } 11638 11639 /* 11640 * Install a non-existing package. 11641 */ 11642 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11643 UserHandle user, String installerPackageName, String volumeUuid, 11644 PackageInstalledInfo res) { 11645 // Remember this for later, in case we need to rollback this install 11646 String pkgName = pkg.packageName; 11647 11648 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11649 final boolean dataDirExists = Environment 11650 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11651 synchronized(mPackages) { 11652 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11653 // A package with the same name is already installed, though 11654 // it has been renamed to an older name. The package we 11655 // are trying to install should be installed as an update to 11656 // the existing one, but that has not been requested, so bail. 11657 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11658 + " without first uninstalling package running as " 11659 + mSettings.mRenamedPackages.get(pkgName)); 11660 return; 11661 } 11662 if (mPackages.containsKey(pkgName)) { 11663 // Don't allow installation over an existing package with the same name. 11664 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11665 + " without first uninstalling."); 11666 return; 11667 } 11668 } 11669 11670 try { 11671 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11672 System.currentTimeMillis(), user); 11673 11674 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11675 // delete the partially installed application. the data directory will have to be 11676 // restored if it was already existing 11677 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11678 // remove package from internal structures. Note that we want deletePackageX to 11679 // delete the package data and cache directories that it created in 11680 // scanPackageLocked, unless those directories existed before we even tried to 11681 // install. 11682 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11683 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11684 res.removedInfo, true); 11685 } 11686 11687 } catch (PackageManagerException e) { 11688 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11689 } 11690 } 11691 11692 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11693 // Can't rotate keys during boot or if sharedUser. 11694 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11695 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11696 return false; 11697 } 11698 // app is using upgradeKeySets; make sure all are valid 11699 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11700 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11701 for (int i = 0; i < upgradeKeySets.length; i++) { 11702 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11703 Slog.wtf(TAG, "Package " 11704 + (oldPs.name != null ? oldPs.name : "<null>") 11705 + " contains upgrade-key-set reference to unknown key-set: " 11706 + upgradeKeySets[i] 11707 + " reverting to signatures check."); 11708 return false; 11709 } 11710 } 11711 return true; 11712 } 11713 11714 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11715 // Upgrade keysets are being used. Determine if new package has a superset of the 11716 // required keys. 11717 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11718 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11719 for (int i = 0; i < upgradeKeySets.length; i++) { 11720 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11721 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11722 return true; 11723 } 11724 } 11725 return false; 11726 } 11727 11728 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11729 UserHandle user, String installerPackageName, String volumeUuid, 11730 PackageInstalledInfo res) { 11731 final PackageParser.Package oldPackage; 11732 final String pkgName = pkg.packageName; 11733 final int[] allUsers; 11734 final boolean[] perUserInstalled; 11735 final boolean weFroze; 11736 11737 // First find the old package info and check signatures 11738 synchronized(mPackages) { 11739 oldPackage = mPackages.get(pkgName); 11740 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11741 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11742 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11743 if(!checkUpgradeKeySetLP(ps, pkg)) { 11744 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11745 "New package not signed by keys specified by upgrade-keysets: " 11746 + pkgName); 11747 return; 11748 } 11749 } else { 11750 // default to original signature matching 11751 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11752 != PackageManager.SIGNATURE_MATCH) { 11753 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11754 "New package has a different signature: " + pkgName); 11755 return; 11756 } 11757 } 11758 11759 // In case of rollback, remember per-user/profile install state 11760 allUsers = sUserManager.getUserIds(); 11761 perUserInstalled = new boolean[allUsers.length]; 11762 for (int i = 0; i < allUsers.length; i++) { 11763 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11764 } 11765 11766 // Mark the app as frozen to prevent launching during the upgrade 11767 // process, and then kill all running instances 11768 if (!ps.frozen) { 11769 ps.frozen = true; 11770 weFroze = true; 11771 } else { 11772 weFroze = false; 11773 } 11774 } 11775 11776 // Now that we're guarded by frozen state, kill app during upgrade 11777 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11778 11779 try { 11780 boolean sysPkg = (isSystemApp(oldPackage)); 11781 if (sysPkg) { 11782 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11783 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11784 } else { 11785 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11786 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11787 } 11788 } finally { 11789 // Regardless of success or failure of upgrade steps above, always 11790 // unfreeze the package if we froze it 11791 if (weFroze) { 11792 unfreezePackage(pkgName); 11793 } 11794 } 11795 } 11796 11797 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11798 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11799 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11800 String volumeUuid, PackageInstalledInfo res) { 11801 String pkgName = deletedPackage.packageName; 11802 boolean deletedPkg = true; 11803 boolean updatedSettings = false; 11804 11805 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11806 + deletedPackage); 11807 long origUpdateTime; 11808 if (pkg.mExtras != null) { 11809 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11810 } else { 11811 origUpdateTime = 0; 11812 } 11813 11814 // First delete the existing package while retaining the data directory 11815 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11816 res.removedInfo, true)) { 11817 // If the existing package wasn't successfully deleted 11818 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11819 deletedPkg = false; 11820 } else { 11821 // Successfully deleted the old package; proceed with replace. 11822 11823 // If deleted package lived in a container, give users a chance to 11824 // relinquish resources before killing. 11825 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11826 if (DEBUG_INSTALL) { 11827 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11828 } 11829 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11830 final ArrayList<String> pkgList = new ArrayList<String>(1); 11831 pkgList.add(deletedPackage.applicationInfo.packageName); 11832 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11833 } 11834 11835 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11836 try { 11837 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11838 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11839 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11840 perUserInstalled, res, user); 11841 updatedSettings = true; 11842 } catch (PackageManagerException e) { 11843 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11844 } 11845 } 11846 11847 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11848 // remove package from internal structures. Note that we want deletePackageX to 11849 // delete the package data and cache directories that it created in 11850 // scanPackageLocked, unless those directories existed before we even tried to 11851 // install. 11852 if(updatedSettings) { 11853 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11854 deletePackageLI( 11855 pkgName, null, true, allUsers, perUserInstalled, 11856 PackageManager.DELETE_KEEP_DATA, 11857 res.removedInfo, true); 11858 } 11859 // Since we failed to install the new package we need to restore the old 11860 // package that we deleted. 11861 if (deletedPkg) { 11862 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11863 File restoreFile = new File(deletedPackage.codePath); 11864 // Parse old package 11865 boolean oldExternal = isExternal(deletedPackage); 11866 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11867 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11868 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11869 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11870 try { 11871 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11872 } catch (PackageManagerException e) { 11873 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11874 + e.getMessage()); 11875 return; 11876 } 11877 // Restore of old package succeeded. Update permissions. 11878 // writer 11879 synchronized (mPackages) { 11880 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11881 UPDATE_PERMISSIONS_ALL); 11882 // can downgrade to reader 11883 mSettings.writeLPr(); 11884 } 11885 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11886 } 11887 } 11888 } 11889 11890 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11891 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11892 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11893 String volumeUuid, PackageInstalledInfo res) { 11894 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11895 + ", old=" + deletedPackage); 11896 boolean disabledSystem = false; 11897 boolean updatedSettings = false; 11898 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11899 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11900 != 0) { 11901 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11902 } 11903 String packageName = deletedPackage.packageName; 11904 if (packageName == null) { 11905 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11906 "Attempt to delete null packageName."); 11907 return; 11908 } 11909 PackageParser.Package oldPkg; 11910 PackageSetting oldPkgSetting; 11911 // reader 11912 synchronized (mPackages) { 11913 oldPkg = mPackages.get(packageName); 11914 oldPkgSetting = mSettings.mPackages.get(packageName); 11915 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11916 (oldPkgSetting == null)) { 11917 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11918 "Couldn't find package:" + packageName + " information"); 11919 return; 11920 } 11921 } 11922 11923 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11924 res.removedInfo.removedPackage = packageName; 11925 // Remove existing system package 11926 removePackageLI(oldPkgSetting, true); 11927 // writer 11928 synchronized (mPackages) { 11929 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11930 if (!disabledSystem && deletedPackage != null) { 11931 // We didn't need to disable the .apk as a current system package, 11932 // which means we are replacing another update that is already 11933 // installed. We need to make sure to delete the older one's .apk. 11934 res.removedInfo.args = createInstallArgsForExisting(0, 11935 deletedPackage.applicationInfo.getCodePath(), 11936 deletedPackage.applicationInfo.getResourcePath(), 11937 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11938 } else { 11939 res.removedInfo.args = null; 11940 } 11941 } 11942 11943 // Successfully disabled the old package. Now proceed with re-installation 11944 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11945 11946 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11947 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11948 11949 PackageParser.Package newPackage = null; 11950 try { 11951 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11952 if (newPackage.mExtras != null) { 11953 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11954 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11955 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11956 11957 // is the update attempting to change shared user? that isn't going to work... 11958 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11959 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11960 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11961 + " to " + newPkgSetting.sharedUser); 11962 updatedSettings = true; 11963 } 11964 } 11965 11966 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11967 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11968 perUserInstalled, res, user); 11969 updatedSettings = true; 11970 } 11971 11972 } catch (PackageManagerException e) { 11973 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11974 } 11975 11976 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11977 // Re installation failed. Restore old information 11978 // Remove new pkg information 11979 if (newPackage != null) { 11980 removeInstalledPackageLI(newPackage, true); 11981 } 11982 // Add back the old system package 11983 try { 11984 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11985 } catch (PackageManagerException e) { 11986 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11987 } 11988 // Restore the old system information in Settings 11989 synchronized (mPackages) { 11990 if (disabledSystem) { 11991 mSettings.enableSystemPackageLPw(packageName); 11992 } 11993 if (updatedSettings) { 11994 mSettings.setInstallerPackageName(packageName, 11995 oldPkgSetting.installerPackageName); 11996 } 11997 mSettings.writeLPr(); 11998 } 11999 } 12000 } 12001 12002 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12003 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12004 UserHandle user) { 12005 String pkgName = newPackage.packageName; 12006 synchronized (mPackages) { 12007 //write settings. the installStatus will be incomplete at this stage. 12008 //note that the new package setting would have already been 12009 //added to mPackages. It hasn't been persisted yet. 12010 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12011 mSettings.writeLPr(); 12012 } 12013 12014 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12015 12016 synchronized (mPackages) { 12017 updatePermissionsLPw(newPackage.packageName, newPackage, 12018 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12019 ? UPDATE_PERMISSIONS_ALL : 0)); 12020 // For system-bundled packages, we assume that installing an upgraded version 12021 // of the package implies that the user actually wants to run that new code, 12022 // so we enable the package. 12023 PackageSetting ps = mSettings.mPackages.get(pkgName); 12024 if (ps != null) { 12025 if (isSystemApp(newPackage)) { 12026 // NB: implicit assumption that system package upgrades apply to all users 12027 if (DEBUG_INSTALL) { 12028 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12029 } 12030 if (res.origUsers != null) { 12031 for (int userHandle : res.origUsers) { 12032 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12033 userHandle, installerPackageName); 12034 } 12035 } 12036 // Also convey the prior install/uninstall state 12037 if (allUsers != null && perUserInstalled != null) { 12038 for (int i = 0; i < allUsers.length; i++) { 12039 if (DEBUG_INSTALL) { 12040 Slog.d(TAG, " user " + allUsers[i] 12041 + " => " + perUserInstalled[i]); 12042 } 12043 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12044 } 12045 // these install state changes will be persisted in the 12046 // upcoming call to mSettings.writeLPr(). 12047 } 12048 } 12049 // It's implied that when a user requests installation, they want the app to be 12050 // installed and enabled. 12051 int userId = user.getIdentifier(); 12052 if (userId != UserHandle.USER_ALL) { 12053 ps.setInstalled(true, userId); 12054 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12055 } 12056 } 12057 res.name = pkgName; 12058 res.uid = newPackage.applicationInfo.uid; 12059 res.pkg = newPackage; 12060 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12061 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12062 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12063 //to update install status 12064 mSettings.writeLPr(); 12065 } 12066 } 12067 12068 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12069 final int installFlags = args.installFlags; 12070 final String installerPackageName = args.installerPackageName; 12071 final String volumeUuid = args.volumeUuid; 12072 final File tmpPackageFile = new File(args.getCodePath()); 12073 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12074 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12075 || (args.volumeUuid != null)); 12076 boolean replace = false; 12077 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12078 if (args.move != null) { 12079 // moving a complete application; perfom an initial scan on the new install location 12080 scanFlags |= SCAN_INITIAL; 12081 } 12082 // Result object to be returned 12083 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12084 12085 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12086 // Retrieve PackageSettings and parse package 12087 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12088 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12089 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12090 PackageParser pp = new PackageParser(); 12091 pp.setSeparateProcesses(mSeparateProcesses); 12092 pp.setDisplayMetrics(mMetrics); 12093 12094 final PackageParser.Package pkg; 12095 try { 12096 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12097 } catch (PackageParserException e) { 12098 res.setError("Failed parse during installPackageLI", e); 12099 return; 12100 } 12101 12102 // Mark that we have an install time CPU ABI override. 12103 pkg.cpuAbiOverride = args.abiOverride; 12104 12105 String pkgName = res.name = pkg.packageName; 12106 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12107 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12108 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12109 return; 12110 } 12111 } 12112 12113 try { 12114 pp.collectCertificates(pkg, parseFlags); 12115 pp.collectManifestDigest(pkg); 12116 } catch (PackageParserException e) { 12117 res.setError("Failed collect during installPackageLI", e); 12118 return; 12119 } 12120 12121 /* If the installer passed in a manifest digest, compare it now. */ 12122 if (args.manifestDigest != null) { 12123 if (DEBUG_INSTALL) { 12124 final String parsedManifest = pkg.manifestDigest == null ? "null" 12125 : pkg.manifestDigest.toString(); 12126 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12127 + parsedManifest); 12128 } 12129 12130 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12131 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12132 return; 12133 } 12134 } else if (DEBUG_INSTALL) { 12135 final String parsedManifest = pkg.manifestDigest == null 12136 ? "null" : pkg.manifestDigest.toString(); 12137 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12138 } 12139 12140 // Get rid of all references to package scan path via parser. 12141 pp = null; 12142 String oldCodePath = null; 12143 boolean systemApp = false; 12144 synchronized (mPackages) { 12145 // Check if installing already existing package 12146 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12147 String oldName = mSettings.mRenamedPackages.get(pkgName); 12148 if (pkg.mOriginalPackages != null 12149 && pkg.mOriginalPackages.contains(oldName) 12150 && mPackages.containsKey(oldName)) { 12151 // This package is derived from an original package, 12152 // and this device has been updating from that original 12153 // name. We must continue using the original name, so 12154 // rename the new package here. 12155 pkg.setPackageName(oldName); 12156 pkgName = pkg.packageName; 12157 replace = true; 12158 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12159 + oldName + " pkgName=" + pkgName); 12160 } else if (mPackages.containsKey(pkgName)) { 12161 // This package, under its official name, already exists 12162 // on the device; we should replace it. 12163 replace = true; 12164 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12165 } 12166 12167 // Prevent apps opting out from runtime permissions 12168 if (replace) { 12169 PackageParser.Package oldPackage = mPackages.get(pkgName); 12170 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12171 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12172 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12173 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12174 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12175 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12176 + " doesn't support runtime permissions but the old" 12177 + " target SDK " + oldTargetSdk + " does."); 12178 return; 12179 } 12180 } 12181 } 12182 12183 PackageSetting ps = mSettings.mPackages.get(pkgName); 12184 if (ps != null) { 12185 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12186 12187 // Quick sanity check that we're signed correctly if updating; 12188 // we'll check this again later when scanning, but we want to 12189 // bail early here before tripping over redefined permissions. 12190 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12191 if (!checkUpgradeKeySetLP(ps, pkg)) { 12192 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12193 + pkg.packageName + " upgrade keys do not match the " 12194 + "previously installed version"); 12195 return; 12196 } 12197 } else { 12198 try { 12199 verifySignaturesLP(ps, pkg); 12200 } catch (PackageManagerException e) { 12201 res.setError(e.error, e.getMessage()); 12202 return; 12203 } 12204 } 12205 12206 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12207 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12208 systemApp = (ps.pkg.applicationInfo.flags & 12209 ApplicationInfo.FLAG_SYSTEM) != 0; 12210 } 12211 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12212 } 12213 12214 // Check whether the newly-scanned package wants to define an already-defined perm 12215 int N = pkg.permissions.size(); 12216 for (int i = N-1; i >= 0; i--) { 12217 PackageParser.Permission perm = pkg.permissions.get(i); 12218 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12219 if (bp != null) { 12220 // If the defining package is signed with our cert, it's okay. This 12221 // also includes the "updating the same package" case, of course. 12222 // "updating same package" could also involve key-rotation. 12223 final boolean sigsOk; 12224 if (bp.sourcePackage.equals(pkg.packageName) 12225 && (bp.packageSetting instanceof PackageSetting) 12226 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12227 scanFlags))) { 12228 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12229 } else { 12230 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12231 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12232 } 12233 if (!sigsOk) { 12234 // If the owning package is the system itself, we log but allow 12235 // install to proceed; we fail the install on all other permission 12236 // redefinitions. 12237 if (!bp.sourcePackage.equals("android")) { 12238 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12239 + pkg.packageName + " attempting to redeclare permission " 12240 + perm.info.name + " already owned by " + bp.sourcePackage); 12241 res.origPermission = perm.info.name; 12242 res.origPackage = bp.sourcePackage; 12243 return; 12244 } else { 12245 Slog.w(TAG, "Package " + pkg.packageName 12246 + " attempting to redeclare system permission " 12247 + perm.info.name + "; ignoring new declaration"); 12248 pkg.permissions.remove(i); 12249 } 12250 } 12251 } 12252 } 12253 12254 } 12255 12256 if (systemApp && onExternal) { 12257 // Disable updates to system apps on sdcard 12258 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12259 "Cannot install updates to system apps on sdcard"); 12260 return; 12261 } 12262 12263 if (args.move != null) { 12264 // We did an in-place move, so dex is ready to roll 12265 scanFlags |= SCAN_NO_DEX; 12266 scanFlags |= SCAN_MOVE; 12267 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12268 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12269 scanFlags |= SCAN_NO_DEX; 12270 12271 try { 12272 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12273 true /* extract libs */); 12274 } catch (PackageManagerException pme) { 12275 Slog.e(TAG, "Error deriving application ABI", pme); 12276 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12277 return; 12278 } 12279 12280 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12281 int result = mPackageDexOptimizer 12282 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12283 false /* defer */, false /* inclDependencies */); 12284 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12285 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12286 return; 12287 } 12288 } 12289 12290 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12291 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12292 return; 12293 } 12294 12295 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12296 12297 if (replace) { 12298 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12299 installerPackageName, volumeUuid, res); 12300 } else { 12301 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12302 args.user, installerPackageName, volumeUuid, res); 12303 } 12304 synchronized (mPackages) { 12305 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12306 if (ps != null) { 12307 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12308 } 12309 } 12310 } 12311 12312 private void startIntentFilterVerifications(int userId, boolean replacing, 12313 PackageParser.Package pkg) { 12314 if (mIntentFilterVerifierComponent == null) { 12315 Slog.w(TAG, "No IntentFilter verification will not be done as " 12316 + "there is no IntentFilterVerifier available!"); 12317 return; 12318 } 12319 12320 final int verifierUid = getPackageUid( 12321 mIntentFilterVerifierComponent.getPackageName(), 12322 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12323 12324 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12325 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12326 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12327 mHandler.sendMessage(msg); 12328 } 12329 12330 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12331 PackageParser.Package pkg) { 12332 int size = pkg.activities.size(); 12333 if (size == 0) { 12334 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12335 "No activity, so no need to verify any IntentFilter!"); 12336 return; 12337 } 12338 12339 final boolean hasDomainURLs = hasDomainURLs(pkg); 12340 if (!hasDomainURLs) { 12341 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12342 "No domain URLs, so no need to verify any IntentFilter!"); 12343 return; 12344 } 12345 12346 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12347 + " if any IntentFilter from the " + size 12348 + " Activities needs verification ..."); 12349 12350 int count = 0; 12351 final String packageName = pkg.packageName; 12352 12353 synchronized (mPackages) { 12354 // If this is a new install and we see that we've already run verification for this 12355 // package, we have nothing to do: it means the state was restored from backup. 12356 if (!replacing) { 12357 IntentFilterVerificationInfo ivi = 12358 mSettings.getIntentFilterVerificationLPr(packageName); 12359 if (ivi != null) { 12360 if (DEBUG_DOMAIN_VERIFICATION) { 12361 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12362 + ivi.getStatusString()); 12363 } 12364 return; 12365 } 12366 } 12367 12368 // If any filters need to be verified, then all need to be. 12369 boolean needToVerify = false; 12370 for (PackageParser.Activity a : pkg.activities) { 12371 for (ActivityIntentInfo filter : a.intents) { 12372 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12373 if (DEBUG_DOMAIN_VERIFICATION) { 12374 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12375 } 12376 needToVerify = true; 12377 break; 12378 } 12379 } 12380 } 12381 12382 if (needToVerify) { 12383 final int verificationId = mIntentFilterVerificationToken++; 12384 for (PackageParser.Activity a : pkg.activities) { 12385 for (ActivityIntentInfo filter : a.intents) { 12386 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12387 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12388 "Verification needed for IntentFilter:" + filter.toString()); 12389 mIntentFilterVerifier.addOneIntentFilterVerification( 12390 verifierUid, userId, verificationId, filter, packageName); 12391 count++; 12392 } 12393 } 12394 } 12395 } 12396 } 12397 12398 if (count > 0) { 12399 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12400 + " IntentFilter verification" + (count > 1 ? "s" : "") 12401 + " for userId:" + userId); 12402 mIntentFilterVerifier.startVerifications(userId); 12403 } else { 12404 if (DEBUG_DOMAIN_VERIFICATION) { 12405 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12406 } 12407 } 12408 } 12409 12410 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12411 final ComponentName cn = filter.activity.getComponentName(); 12412 final String packageName = cn.getPackageName(); 12413 12414 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12415 packageName); 12416 if (ivi == null) { 12417 return true; 12418 } 12419 int status = ivi.getStatus(); 12420 switch (status) { 12421 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12422 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12423 return true; 12424 12425 default: 12426 // Nothing to do 12427 return false; 12428 } 12429 } 12430 12431 private static boolean isMultiArch(PackageSetting ps) { 12432 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12433 } 12434 12435 private static boolean isMultiArch(ApplicationInfo info) { 12436 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12437 } 12438 12439 private static boolean isExternal(PackageParser.Package pkg) { 12440 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12441 } 12442 12443 private static boolean isExternal(PackageSetting ps) { 12444 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12445 } 12446 12447 private static boolean isExternal(ApplicationInfo info) { 12448 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12449 } 12450 12451 private static boolean isSystemApp(PackageParser.Package pkg) { 12452 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12453 } 12454 12455 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12456 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12457 } 12458 12459 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12460 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12461 } 12462 12463 private static boolean isSystemApp(PackageSetting ps) { 12464 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12465 } 12466 12467 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12468 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12469 } 12470 12471 private int packageFlagsToInstallFlags(PackageSetting ps) { 12472 int installFlags = 0; 12473 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12474 // This existing package was an external ASEC install when we have 12475 // the external flag without a UUID 12476 installFlags |= PackageManager.INSTALL_EXTERNAL; 12477 } 12478 if (ps.isForwardLocked()) { 12479 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12480 } 12481 return installFlags; 12482 } 12483 12484 private void deleteTempPackageFiles() { 12485 final FilenameFilter filter = new FilenameFilter() { 12486 public boolean accept(File dir, String name) { 12487 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12488 } 12489 }; 12490 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12491 file.delete(); 12492 } 12493 } 12494 12495 @Override 12496 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12497 int flags) { 12498 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12499 flags); 12500 } 12501 12502 @Override 12503 public void deletePackage(final String packageName, 12504 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12505 mContext.enforceCallingOrSelfPermission( 12506 android.Manifest.permission.DELETE_PACKAGES, null); 12507 Preconditions.checkNotNull(packageName); 12508 Preconditions.checkNotNull(observer); 12509 final int uid = Binder.getCallingUid(); 12510 if (UserHandle.getUserId(uid) != userId) { 12511 mContext.enforceCallingPermission( 12512 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12513 "deletePackage for user " + userId); 12514 } 12515 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12516 try { 12517 observer.onPackageDeleted(packageName, 12518 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12519 } catch (RemoteException re) { 12520 } 12521 return; 12522 } 12523 12524 boolean uninstallBlocked = false; 12525 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12526 int[] users = sUserManager.getUserIds(); 12527 for (int i = 0; i < users.length; ++i) { 12528 if (getBlockUninstallForUser(packageName, users[i])) { 12529 uninstallBlocked = true; 12530 break; 12531 } 12532 } 12533 } else { 12534 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12535 } 12536 if (uninstallBlocked) { 12537 try { 12538 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12539 null); 12540 } catch (RemoteException re) { 12541 } 12542 return; 12543 } 12544 12545 if (DEBUG_REMOVE) { 12546 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12547 } 12548 // Queue up an async operation since the package deletion may take a little while. 12549 mHandler.post(new Runnable() { 12550 public void run() { 12551 mHandler.removeCallbacks(this); 12552 final int returnCode = deletePackageX(packageName, userId, flags); 12553 if (observer != null) { 12554 try { 12555 observer.onPackageDeleted(packageName, returnCode, null); 12556 } catch (RemoteException e) { 12557 Log.i(TAG, "Observer no longer exists."); 12558 } //end catch 12559 } //end if 12560 } //end run 12561 }); 12562 } 12563 12564 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12565 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12566 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12567 try { 12568 if (dpm != null) { 12569 if (dpm.isDeviceOwner(packageName)) { 12570 return true; 12571 } 12572 int[] users; 12573 if (userId == UserHandle.USER_ALL) { 12574 users = sUserManager.getUserIds(); 12575 } else { 12576 users = new int[]{userId}; 12577 } 12578 for (int i = 0; i < users.length; ++i) { 12579 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12580 return true; 12581 } 12582 } 12583 } 12584 } catch (RemoteException e) { 12585 } 12586 return false; 12587 } 12588 12589 /** 12590 * This method is an internal method that could be get invoked either 12591 * to delete an installed package or to clean up a failed installation. 12592 * After deleting an installed package, a broadcast is sent to notify any 12593 * listeners that the package has been installed. For cleaning up a failed 12594 * installation, the broadcast is not necessary since the package's 12595 * installation wouldn't have sent the initial broadcast either 12596 * The key steps in deleting a package are 12597 * deleting the package information in internal structures like mPackages, 12598 * deleting the packages base directories through installd 12599 * updating mSettings to reflect current status 12600 * persisting settings for later use 12601 * sending a broadcast if necessary 12602 */ 12603 private int deletePackageX(String packageName, int userId, int flags) { 12604 final PackageRemovedInfo info = new PackageRemovedInfo(); 12605 final boolean res; 12606 12607 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12608 ? UserHandle.ALL : new UserHandle(userId); 12609 12610 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12611 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12612 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12613 } 12614 12615 boolean removedForAllUsers = false; 12616 boolean systemUpdate = false; 12617 12618 // for the uninstall-updates case and restricted profiles, remember the per- 12619 // userhandle installed state 12620 int[] allUsers; 12621 boolean[] perUserInstalled; 12622 synchronized (mPackages) { 12623 PackageSetting ps = mSettings.mPackages.get(packageName); 12624 allUsers = sUserManager.getUserIds(); 12625 perUserInstalled = new boolean[allUsers.length]; 12626 for (int i = 0; i < allUsers.length; i++) { 12627 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12628 } 12629 } 12630 12631 synchronized (mInstallLock) { 12632 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12633 res = deletePackageLI(packageName, removeForUser, 12634 true, allUsers, perUserInstalled, 12635 flags | REMOVE_CHATTY, info, true); 12636 systemUpdate = info.isRemovedPackageSystemUpdate; 12637 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12638 removedForAllUsers = true; 12639 } 12640 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12641 + " removedForAllUsers=" + removedForAllUsers); 12642 } 12643 12644 if (res) { 12645 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12646 12647 // If the removed package was a system update, the old system package 12648 // was re-enabled; we need to broadcast this information 12649 if (systemUpdate) { 12650 Bundle extras = new Bundle(1); 12651 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12652 ? info.removedAppId : info.uid); 12653 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12654 12655 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12656 extras, null, null, null); 12657 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12658 extras, null, null, null); 12659 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12660 null, packageName, null, null); 12661 } 12662 } 12663 // Force a gc here. 12664 Runtime.getRuntime().gc(); 12665 // Delete the resources here after sending the broadcast to let 12666 // other processes clean up before deleting resources. 12667 if (info.args != null) { 12668 synchronized (mInstallLock) { 12669 info.args.doPostDeleteLI(true); 12670 } 12671 } 12672 12673 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12674 } 12675 12676 class PackageRemovedInfo { 12677 String removedPackage; 12678 int uid = -1; 12679 int removedAppId = -1; 12680 int[] removedUsers = null; 12681 boolean isRemovedPackageSystemUpdate = false; 12682 // Clean up resources deleted packages. 12683 InstallArgs args = null; 12684 12685 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12686 Bundle extras = new Bundle(1); 12687 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12688 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12689 if (replacing) { 12690 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12691 } 12692 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12693 if (removedPackage != null) { 12694 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12695 extras, null, null, removedUsers); 12696 if (fullRemove && !replacing) { 12697 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12698 extras, null, null, removedUsers); 12699 } 12700 } 12701 if (removedAppId >= 0) { 12702 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12703 removedUsers); 12704 } 12705 } 12706 } 12707 12708 /* 12709 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12710 * flag is not set, the data directory is removed as well. 12711 * make sure this flag is set for partially installed apps. If not its meaningless to 12712 * delete a partially installed application. 12713 */ 12714 private void removePackageDataLI(PackageSetting ps, 12715 int[] allUserHandles, boolean[] perUserInstalled, 12716 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12717 String packageName = ps.name; 12718 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12719 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12720 // Retrieve object to delete permissions for shared user later on 12721 final PackageSetting deletedPs; 12722 // reader 12723 synchronized (mPackages) { 12724 deletedPs = mSettings.mPackages.get(packageName); 12725 if (outInfo != null) { 12726 outInfo.removedPackage = packageName; 12727 outInfo.removedUsers = deletedPs != null 12728 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12729 : null; 12730 } 12731 } 12732 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12733 removeDataDirsLI(ps.volumeUuid, packageName); 12734 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12735 } 12736 // writer 12737 synchronized (mPackages) { 12738 if (deletedPs != null) { 12739 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12740 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12741 clearDefaultBrowserIfNeeded(packageName); 12742 if (outInfo != null) { 12743 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12744 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12745 } 12746 updatePermissionsLPw(deletedPs.name, null, 0); 12747 if (deletedPs.sharedUser != null) { 12748 // Remove permissions associated with package. Since runtime 12749 // permissions are per user we have to kill the removed package 12750 // or packages running under the shared user of the removed 12751 // package if revoking the permissions requested only by the removed 12752 // package is successful and this causes a change in gids. 12753 for (int userId : UserManagerService.getInstance().getUserIds()) { 12754 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12755 userId); 12756 if (userIdToKill == UserHandle.USER_ALL 12757 || userIdToKill >= UserHandle.USER_OWNER) { 12758 // If gids changed for this user, kill all affected packages. 12759 mHandler.post(new Runnable() { 12760 @Override 12761 public void run() { 12762 // This has to happen with no lock held. 12763 killSettingPackagesForUser(deletedPs, userIdToKill, 12764 KILL_APP_REASON_GIDS_CHANGED); 12765 } 12766 }); 12767 break; 12768 } 12769 } 12770 } 12771 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12772 } 12773 // make sure to preserve per-user disabled state if this removal was just 12774 // a downgrade of a system app to the factory package 12775 if (allUserHandles != null && perUserInstalled != null) { 12776 if (DEBUG_REMOVE) { 12777 Slog.d(TAG, "Propagating install state across downgrade"); 12778 } 12779 for (int i = 0; i < allUserHandles.length; i++) { 12780 if (DEBUG_REMOVE) { 12781 Slog.d(TAG, " user " + allUserHandles[i] 12782 + " => " + perUserInstalled[i]); 12783 } 12784 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12785 } 12786 } 12787 } 12788 // can downgrade to reader 12789 if (writeSettings) { 12790 // Save settings now 12791 mSettings.writeLPr(); 12792 } 12793 } 12794 if (outInfo != null) { 12795 // A user ID was deleted here. Go through all users and remove it 12796 // from KeyStore. 12797 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12798 } 12799 } 12800 12801 static boolean locationIsPrivileged(File path) { 12802 try { 12803 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12804 .getCanonicalPath(); 12805 return path.getCanonicalPath().startsWith(privilegedAppDir); 12806 } catch (IOException e) { 12807 Slog.e(TAG, "Unable to access code path " + path); 12808 } 12809 return false; 12810 } 12811 12812 /* 12813 * Tries to delete system package. 12814 */ 12815 private boolean deleteSystemPackageLI(PackageSetting newPs, 12816 int[] allUserHandles, boolean[] perUserInstalled, 12817 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12818 final boolean applyUserRestrictions 12819 = (allUserHandles != null) && (perUserInstalled != null); 12820 PackageSetting disabledPs = null; 12821 // Confirm if the system package has been updated 12822 // An updated system app can be deleted. This will also have to restore 12823 // the system pkg from system partition 12824 // reader 12825 synchronized (mPackages) { 12826 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12827 } 12828 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12829 + " disabledPs=" + disabledPs); 12830 if (disabledPs == null) { 12831 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12832 return false; 12833 } else if (DEBUG_REMOVE) { 12834 Slog.d(TAG, "Deleting system pkg from data partition"); 12835 } 12836 if (DEBUG_REMOVE) { 12837 if (applyUserRestrictions) { 12838 Slog.d(TAG, "Remembering install states:"); 12839 for (int i = 0; i < allUserHandles.length; i++) { 12840 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12841 } 12842 } 12843 } 12844 // Delete the updated package 12845 outInfo.isRemovedPackageSystemUpdate = true; 12846 if (disabledPs.versionCode < newPs.versionCode) { 12847 // Delete data for downgrades 12848 flags &= ~PackageManager.DELETE_KEEP_DATA; 12849 } else { 12850 // Preserve data by setting flag 12851 flags |= PackageManager.DELETE_KEEP_DATA; 12852 } 12853 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12854 allUserHandles, perUserInstalled, outInfo, writeSettings); 12855 if (!ret) { 12856 return false; 12857 } 12858 // writer 12859 synchronized (mPackages) { 12860 // Reinstate the old system package 12861 mSettings.enableSystemPackageLPw(newPs.name); 12862 // Remove any native libraries from the upgraded package. 12863 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12864 } 12865 // Install the system package 12866 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12867 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12868 if (locationIsPrivileged(disabledPs.codePath)) { 12869 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12870 } 12871 12872 final PackageParser.Package newPkg; 12873 try { 12874 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12875 } catch (PackageManagerException e) { 12876 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12877 return false; 12878 } 12879 12880 // writer 12881 synchronized (mPackages) { 12882 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12883 12884 // Propagate the permissions state as we do want to drop on the floor 12885 // runtime permissions. The update permissions method below will take 12886 // care of removing obsolete permissions and grant install permissions. 12887 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12888 updatePermissionsLPw(newPkg.packageName, newPkg, 12889 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12890 12891 if (applyUserRestrictions) { 12892 if (DEBUG_REMOVE) { 12893 Slog.d(TAG, "Propagating install state across reinstall"); 12894 } 12895 for (int i = 0; i < allUserHandles.length; i++) { 12896 if (DEBUG_REMOVE) { 12897 Slog.d(TAG, " user " + allUserHandles[i] 12898 + " => " + perUserInstalled[i]); 12899 } 12900 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12901 } 12902 // Regardless of writeSettings we need to ensure that this restriction 12903 // state propagation is persisted 12904 mSettings.writeAllUsersPackageRestrictionsLPr(); 12905 } 12906 // can downgrade to reader here 12907 if (writeSettings) { 12908 mSettings.writeLPr(); 12909 } 12910 } 12911 return true; 12912 } 12913 12914 private boolean deleteInstalledPackageLI(PackageSetting ps, 12915 boolean deleteCodeAndResources, int flags, 12916 int[] allUserHandles, boolean[] perUserInstalled, 12917 PackageRemovedInfo outInfo, boolean writeSettings) { 12918 if (outInfo != null) { 12919 outInfo.uid = ps.appId; 12920 } 12921 12922 // Delete package data from internal structures and also remove data if flag is set 12923 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12924 12925 // Delete application code and resources 12926 if (deleteCodeAndResources && (outInfo != null)) { 12927 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12928 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12929 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12930 } 12931 return true; 12932 } 12933 12934 @Override 12935 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12936 int userId) { 12937 mContext.enforceCallingOrSelfPermission( 12938 android.Manifest.permission.DELETE_PACKAGES, null); 12939 synchronized (mPackages) { 12940 PackageSetting ps = mSettings.mPackages.get(packageName); 12941 if (ps == null) { 12942 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12943 return false; 12944 } 12945 if (!ps.getInstalled(userId)) { 12946 // Can't block uninstall for an app that is not installed or enabled. 12947 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12948 return false; 12949 } 12950 ps.setBlockUninstall(blockUninstall, userId); 12951 mSettings.writePackageRestrictionsLPr(userId); 12952 } 12953 return true; 12954 } 12955 12956 @Override 12957 public boolean getBlockUninstallForUser(String packageName, int userId) { 12958 synchronized (mPackages) { 12959 PackageSetting ps = mSettings.mPackages.get(packageName); 12960 if (ps == null) { 12961 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12962 return false; 12963 } 12964 return ps.getBlockUninstall(userId); 12965 } 12966 } 12967 12968 /* 12969 * This method handles package deletion in general 12970 */ 12971 private boolean deletePackageLI(String packageName, UserHandle user, 12972 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12973 int flags, PackageRemovedInfo outInfo, 12974 boolean writeSettings) { 12975 if (packageName == null) { 12976 Slog.w(TAG, "Attempt to delete null packageName."); 12977 return false; 12978 } 12979 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12980 PackageSetting ps; 12981 boolean dataOnly = false; 12982 int removeUser = -1; 12983 int appId = -1; 12984 synchronized (mPackages) { 12985 ps = mSettings.mPackages.get(packageName); 12986 if (ps == null) { 12987 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12988 return false; 12989 } 12990 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12991 && user.getIdentifier() != UserHandle.USER_ALL) { 12992 // The caller is asking that the package only be deleted for a single 12993 // user. To do this, we just mark its uninstalled state and delete 12994 // its data. If this is a system app, we only allow this to happen if 12995 // they have set the special DELETE_SYSTEM_APP which requests different 12996 // semantics than normal for uninstalling system apps. 12997 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12998 ps.setUserState(user.getIdentifier(), 12999 COMPONENT_ENABLED_STATE_DEFAULT, 13000 false, //installed 13001 true, //stopped 13002 true, //notLaunched 13003 false, //hidden 13004 null, null, null, 13005 false, // blockUninstall 13006 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13007 if (!isSystemApp(ps)) { 13008 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13009 // Other user 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, "Still installed by other users"); 13013 removeUser = user.getIdentifier(); 13014 appId = ps.appId; 13015 scheduleWritePackageRestrictionsLocked(removeUser); 13016 } else { 13017 // We need to set it back to 'installed' so the uninstall 13018 // broadcasts will be sent correctly. 13019 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13020 ps.setInstalled(true, user.getIdentifier()); 13021 } 13022 } else { 13023 // This is a system app, so we assume that the 13024 // other users still have this package installed, so all 13025 // we need to do is clear this user's data and save that 13026 // it is uninstalled. 13027 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13028 removeUser = user.getIdentifier(); 13029 appId = ps.appId; 13030 scheduleWritePackageRestrictionsLocked(removeUser); 13031 } 13032 } 13033 } 13034 13035 if (removeUser >= 0) { 13036 // From above, we determined that we are deleting this only 13037 // for a single user. Continue the work here. 13038 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13039 if (outInfo != null) { 13040 outInfo.removedPackage = packageName; 13041 outInfo.removedAppId = appId; 13042 outInfo.removedUsers = new int[] {removeUser}; 13043 } 13044 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13045 removeKeystoreDataIfNeeded(removeUser, appId); 13046 schedulePackageCleaning(packageName, removeUser, false); 13047 synchronized (mPackages) { 13048 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13049 scheduleWritePackageRestrictionsLocked(removeUser); 13050 } 13051 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13052 } 13053 return true; 13054 } 13055 13056 if (dataOnly) { 13057 // Delete application data first 13058 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13059 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13060 return true; 13061 } 13062 13063 boolean ret = false; 13064 if (isSystemApp(ps)) { 13065 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13066 // When an updated system application is deleted we delete the existing resources as well and 13067 // fall back to existing code in system partition 13068 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13069 flags, outInfo, writeSettings); 13070 } else { 13071 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13072 // Kill application pre-emptively especially for apps on sd. 13073 killApplication(packageName, ps.appId, "uninstall pkg"); 13074 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13075 allUserHandles, perUserInstalled, 13076 outInfo, writeSettings); 13077 } 13078 13079 return ret; 13080 } 13081 13082 private final class ClearStorageConnection implements ServiceConnection { 13083 IMediaContainerService mContainerService; 13084 13085 @Override 13086 public void onServiceConnected(ComponentName name, IBinder service) { 13087 synchronized (this) { 13088 mContainerService = IMediaContainerService.Stub.asInterface(service); 13089 notifyAll(); 13090 } 13091 } 13092 13093 @Override 13094 public void onServiceDisconnected(ComponentName name) { 13095 } 13096 } 13097 13098 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13099 final boolean mounted; 13100 if (Environment.isExternalStorageEmulated()) { 13101 mounted = true; 13102 } else { 13103 final String status = Environment.getExternalStorageState(); 13104 13105 mounted = status.equals(Environment.MEDIA_MOUNTED) 13106 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13107 } 13108 13109 if (!mounted) { 13110 return; 13111 } 13112 13113 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13114 int[] users; 13115 if (userId == UserHandle.USER_ALL) { 13116 users = sUserManager.getUserIds(); 13117 } else { 13118 users = new int[] { userId }; 13119 } 13120 final ClearStorageConnection conn = new ClearStorageConnection(); 13121 if (mContext.bindServiceAsUser( 13122 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13123 try { 13124 for (int curUser : users) { 13125 long timeout = SystemClock.uptimeMillis() + 5000; 13126 synchronized (conn) { 13127 long now = SystemClock.uptimeMillis(); 13128 while (conn.mContainerService == null && now < timeout) { 13129 try { 13130 conn.wait(timeout - now); 13131 } catch (InterruptedException e) { 13132 } 13133 } 13134 } 13135 if (conn.mContainerService == null) { 13136 return; 13137 } 13138 13139 final UserEnvironment userEnv = new UserEnvironment(curUser); 13140 clearDirectory(conn.mContainerService, 13141 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13142 if (allData) { 13143 clearDirectory(conn.mContainerService, 13144 userEnv.buildExternalStorageAppDataDirs(packageName)); 13145 clearDirectory(conn.mContainerService, 13146 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13147 } 13148 } 13149 } finally { 13150 mContext.unbindService(conn); 13151 } 13152 } 13153 } 13154 13155 @Override 13156 public void clearApplicationUserData(final String packageName, 13157 final IPackageDataObserver observer, final int userId) { 13158 mContext.enforceCallingOrSelfPermission( 13159 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13160 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13161 // Queue up an async operation since the package deletion may take a little while. 13162 mHandler.post(new Runnable() { 13163 public void run() { 13164 mHandler.removeCallbacks(this); 13165 final boolean succeeded; 13166 synchronized (mInstallLock) { 13167 succeeded = clearApplicationUserDataLI(packageName, userId); 13168 } 13169 clearExternalStorageDataSync(packageName, userId, true); 13170 if (succeeded) { 13171 // invoke DeviceStorageMonitor's update method to clear any notifications 13172 DeviceStorageMonitorInternal 13173 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13174 if (dsm != null) { 13175 dsm.checkMemory(); 13176 } 13177 } 13178 if(observer != null) { 13179 try { 13180 observer.onRemoveCompleted(packageName, succeeded); 13181 } catch (RemoteException e) { 13182 Log.i(TAG, "Observer no longer exists."); 13183 } 13184 } //end if observer 13185 } //end run 13186 }); 13187 } 13188 13189 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13190 if (packageName == null) { 13191 Slog.w(TAG, "Attempt to delete null packageName."); 13192 return false; 13193 } 13194 13195 // Try finding details about the requested package 13196 PackageParser.Package pkg; 13197 synchronized (mPackages) { 13198 pkg = mPackages.get(packageName); 13199 if (pkg == null) { 13200 final PackageSetting ps = mSettings.mPackages.get(packageName); 13201 if (ps != null) { 13202 pkg = ps.pkg; 13203 } 13204 } 13205 13206 if (pkg == null) { 13207 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13208 return false; 13209 } 13210 13211 PackageSetting ps = (PackageSetting) pkg.mExtras; 13212 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13213 } 13214 13215 // Always delete data directories for package, even if we found no other 13216 // record of app. This helps users recover from UID mismatches without 13217 // resorting to a full data wipe. 13218 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13219 if (retCode < 0) { 13220 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13221 return false; 13222 } 13223 13224 final int appId = pkg.applicationInfo.uid; 13225 removeKeystoreDataIfNeeded(userId, appId); 13226 13227 // Create a native library symlink only if we have native libraries 13228 // and if the native libraries are 32 bit libraries. We do not provide 13229 // this symlink for 64 bit libraries. 13230 if (pkg.applicationInfo.primaryCpuAbi != null && 13231 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13232 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13233 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13234 nativeLibPath, userId) < 0) { 13235 Slog.w(TAG, "Failed linking native library dir"); 13236 return false; 13237 } 13238 } 13239 13240 return true; 13241 } 13242 13243 /** 13244 * Reverts user permission state changes (permissions and flags). 13245 * 13246 * @param ps The package for which to reset. 13247 * @param userId The device user for which to do a reset. 13248 */ 13249 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13250 final PackageSetting ps, final int userId) { 13251 if (ps.pkg == null) { 13252 return; 13253 } 13254 13255 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13256 | FLAG_PERMISSION_USER_FIXED 13257 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13258 13259 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13260 | FLAG_PERMISSION_POLICY_FIXED; 13261 13262 boolean writeInstallPermissions = false; 13263 boolean writeRuntimePermissions = false; 13264 13265 final int permissionCount = ps.pkg.requestedPermissions.size(); 13266 for (int i = 0; i < permissionCount; i++) { 13267 String permission = ps.pkg.requestedPermissions.get(i); 13268 13269 BasePermission bp = mSettings.mPermissions.get(permission); 13270 if (bp == null) { 13271 continue; 13272 } 13273 13274 // If shared user we just reset the state to which only this app contributed. 13275 if (ps.sharedUser != null) { 13276 boolean used = false; 13277 final int packageCount = ps.sharedUser.packages.size(); 13278 for (int j = 0; j < packageCount; j++) { 13279 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13280 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13281 && pkg.pkg.requestedPermissions.contains(permission)) { 13282 used = true; 13283 break; 13284 } 13285 } 13286 if (used) { 13287 continue; 13288 } 13289 } 13290 13291 PermissionsState permissionsState = ps.getPermissionsState(); 13292 13293 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13294 13295 // Always clear the user settable flags. 13296 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13297 bp.name) != null; 13298 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13299 if (hasInstallState) { 13300 writeInstallPermissions = true; 13301 } else { 13302 writeRuntimePermissions = true; 13303 } 13304 } 13305 13306 // Below is only runtime permission handling. 13307 if (!bp.isRuntime()) { 13308 continue; 13309 } 13310 13311 // Never clobber system or policy. 13312 if ((oldFlags & policyOrSystemFlags) != 0) { 13313 continue; 13314 } 13315 13316 // If this permission was granted by default, make sure it is. 13317 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13318 if (permissionsState.grantRuntimePermission(bp, userId) 13319 != PERMISSION_OPERATION_FAILURE) { 13320 writeRuntimePermissions = true; 13321 } 13322 } else { 13323 // Otherwise, reset the permission. 13324 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13325 switch (revokeResult) { 13326 case PERMISSION_OPERATION_SUCCESS: { 13327 writeRuntimePermissions = true; 13328 } break; 13329 13330 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13331 writeRuntimePermissions = true; 13332 // If gids changed for this user, kill all affected packages. 13333 mHandler.post(new Runnable() { 13334 @Override 13335 public void run() { 13336 // This has to happen with no lock held. 13337 killSettingPackagesForUser(ps, userId, 13338 KILL_APP_REASON_GIDS_CHANGED); 13339 } 13340 }); 13341 } break; 13342 } 13343 } 13344 } 13345 13346 // Synchronously write as we are taking permissions away. 13347 if (writeRuntimePermissions) { 13348 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13349 } 13350 13351 // Synchronously write as we are taking permissions away. 13352 if (writeInstallPermissions) { 13353 mSettings.writeLPr(); 13354 } 13355 } 13356 13357 /** 13358 * Remove entries from the keystore daemon. Will only remove it if the 13359 * {@code appId} is valid. 13360 */ 13361 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13362 if (appId < 0) { 13363 return; 13364 } 13365 13366 final KeyStore keyStore = KeyStore.getInstance(); 13367 if (keyStore != null) { 13368 if (userId == UserHandle.USER_ALL) { 13369 for (final int individual : sUserManager.getUserIds()) { 13370 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13371 } 13372 } else { 13373 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13374 } 13375 } else { 13376 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13377 } 13378 } 13379 13380 @Override 13381 public void deleteApplicationCacheFiles(final String packageName, 13382 final IPackageDataObserver observer) { 13383 mContext.enforceCallingOrSelfPermission( 13384 android.Manifest.permission.DELETE_CACHE_FILES, null); 13385 // Queue up an async operation since the package deletion may take a little while. 13386 final int userId = UserHandle.getCallingUserId(); 13387 mHandler.post(new Runnable() { 13388 public void run() { 13389 mHandler.removeCallbacks(this); 13390 final boolean succeded; 13391 synchronized (mInstallLock) { 13392 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13393 } 13394 clearExternalStorageDataSync(packageName, userId, false); 13395 if (observer != null) { 13396 try { 13397 observer.onRemoveCompleted(packageName, succeded); 13398 } catch (RemoteException e) { 13399 Log.i(TAG, "Observer no longer exists."); 13400 } 13401 } //end if observer 13402 } //end run 13403 }); 13404 } 13405 13406 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13407 if (packageName == null) { 13408 Slog.w(TAG, "Attempt to delete null packageName."); 13409 return false; 13410 } 13411 PackageParser.Package p; 13412 synchronized (mPackages) { 13413 p = mPackages.get(packageName); 13414 } 13415 if (p == null) { 13416 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13417 return false; 13418 } 13419 final ApplicationInfo applicationInfo = p.applicationInfo; 13420 if (applicationInfo == null) { 13421 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13422 return false; 13423 } 13424 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13425 if (retCode < 0) { 13426 Slog.w(TAG, "Couldn't remove cache files for package: " 13427 + packageName + " u" + userId); 13428 return false; 13429 } 13430 return true; 13431 } 13432 13433 @Override 13434 public void getPackageSizeInfo(final String packageName, int userHandle, 13435 final IPackageStatsObserver observer) { 13436 mContext.enforceCallingOrSelfPermission( 13437 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13438 if (packageName == null) { 13439 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13440 } 13441 13442 PackageStats stats = new PackageStats(packageName, userHandle); 13443 13444 /* 13445 * Queue up an async operation since the package measurement may take a 13446 * little while. 13447 */ 13448 Message msg = mHandler.obtainMessage(INIT_COPY); 13449 msg.obj = new MeasureParams(stats, observer); 13450 mHandler.sendMessage(msg); 13451 } 13452 13453 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13454 PackageStats pStats) { 13455 if (packageName == null) { 13456 Slog.w(TAG, "Attempt to get size of null packageName."); 13457 return false; 13458 } 13459 PackageParser.Package p; 13460 boolean dataOnly = false; 13461 String libDirRoot = null; 13462 String asecPath = null; 13463 PackageSetting ps = null; 13464 synchronized (mPackages) { 13465 p = mPackages.get(packageName); 13466 ps = mSettings.mPackages.get(packageName); 13467 if(p == null) { 13468 dataOnly = true; 13469 if((ps == null) || (ps.pkg == null)) { 13470 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13471 return false; 13472 } 13473 p = ps.pkg; 13474 } 13475 if (ps != null) { 13476 libDirRoot = ps.legacyNativeLibraryPathString; 13477 } 13478 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13479 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13480 if (secureContainerId != null) { 13481 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13482 } 13483 } 13484 } 13485 String publicSrcDir = null; 13486 if(!dataOnly) { 13487 final ApplicationInfo applicationInfo = p.applicationInfo; 13488 if (applicationInfo == null) { 13489 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13490 return false; 13491 } 13492 if (p.isForwardLocked()) { 13493 publicSrcDir = applicationInfo.getBaseResourcePath(); 13494 } 13495 } 13496 // TODO: extend to measure size of split APKs 13497 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13498 // not just the first level. 13499 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13500 // just the primary. 13501 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13502 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13503 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13504 if (res < 0) { 13505 return false; 13506 } 13507 13508 // Fix-up for forward-locked applications in ASEC containers. 13509 if (!isExternal(p)) { 13510 pStats.codeSize += pStats.externalCodeSize; 13511 pStats.externalCodeSize = 0L; 13512 } 13513 13514 return true; 13515 } 13516 13517 13518 @Override 13519 public void addPackageToPreferred(String packageName) { 13520 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13521 } 13522 13523 @Override 13524 public void removePackageFromPreferred(String packageName) { 13525 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13526 } 13527 13528 @Override 13529 public List<PackageInfo> getPreferredPackages(int flags) { 13530 return new ArrayList<PackageInfo>(); 13531 } 13532 13533 private int getUidTargetSdkVersionLockedLPr(int uid) { 13534 Object obj = mSettings.getUserIdLPr(uid); 13535 if (obj instanceof SharedUserSetting) { 13536 final SharedUserSetting sus = (SharedUserSetting) obj; 13537 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13538 final Iterator<PackageSetting> it = sus.packages.iterator(); 13539 while (it.hasNext()) { 13540 final PackageSetting ps = it.next(); 13541 if (ps.pkg != null) { 13542 int v = ps.pkg.applicationInfo.targetSdkVersion; 13543 if (v < vers) vers = v; 13544 } 13545 } 13546 return vers; 13547 } else if (obj instanceof PackageSetting) { 13548 final PackageSetting ps = (PackageSetting) obj; 13549 if (ps.pkg != null) { 13550 return ps.pkg.applicationInfo.targetSdkVersion; 13551 } 13552 } 13553 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13554 } 13555 13556 @Override 13557 public void addPreferredActivity(IntentFilter filter, int match, 13558 ComponentName[] set, ComponentName activity, int userId) { 13559 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13560 "Adding preferred"); 13561 } 13562 13563 private void addPreferredActivityInternal(IntentFilter filter, int match, 13564 ComponentName[] set, ComponentName activity, boolean always, int userId, 13565 String opname) { 13566 // writer 13567 int callingUid = Binder.getCallingUid(); 13568 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13569 if (filter.countActions() == 0) { 13570 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13571 return; 13572 } 13573 synchronized (mPackages) { 13574 if (mContext.checkCallingOrSelfPermission( 13575 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13576 != PackageManager.PERMISSION_GRANTED) { 13577 if (getUidTargetSdkVersionLockedLPr(callingUid) 13578 < Build.VERSION_CODES.FROYO) { 13579 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13580 + callingUid); 13581 return; 13582 } 13583 mContext.enforceCallingOrSelfPermission( 13584 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13585 } 13586 13587 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13588 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13589 + userId + ":"); 13590 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13591 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13592 scheduleWritePackageRestrictionsLocked(userId); 13593 } 13594 } 13595 13596 @Override 13597 public void replacePreferredActivity(IntentFilter filter, int match, 13598 ComponentName[] set, ComponentName activity, int userId) { 13599 if (filter.countActions() != 1) { 13600 throw new IllegalArgumentException( 13601 "replacePreferredActivity expects filter to have only 1 action."); 13602 } 13603 if (filter.countDataAuthorities() != 0 13604 || filter.countDataPaths() != 0 13605 || filter.countDataSchemes() > 1 13606 || filter.countDataTypes() != 0) { 13607 throw new IllegalArgumentException( 13608 "replacePreferredActivity expects filter to have no data authorities, " + 13609 "paths, or types; and at most one scheme."); 13610 } 13611 13612 final int callingUid = Binder.getCallingUid(); 13613 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13614 synchronized (mPackages) { 13615 if (mContext.checkCallingOrSelfPermission( 13616 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13617 != PackageManager.PERMISSION_GRANTED) { 13618 if (getUidTargetSdkVersionLockedLPr(callingUid) 13619 < Build.VERSION_CODES.FROYO) { 13620 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13621 + Binder.getCallingUid()); 13622 return; 13623 } 13624 mContext.enforceCallingOrSelfPermission( 13625 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13626 } 13627 13628 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13629 if (pir != null) { 13630 // Get all of the existing entries that exactly match this filter. 13631 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13632 if (existing != null && existing.size() == 1) { 13633 PreferredActivity cur = existing.get(0); 13634 if (DEBUG_PREFERRED) { 13635 Slog.i(TAG, "Checking replace of preferred:"); 13636 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13637 if (!cur.mPref.mAlways) { 13638 Slog.i(TAG, " -- CUR; not mAlways!"); 13639 } else { 13640 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13641 Slog.i(TAG, " -- CUR: mSet=" 13642 + Arrays.toString(cur.mPref.mSetComponents)); 13643 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13644 Slog.i(TAG, " -- NEW: mMatch=" 13645 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13646 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13647 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13648 } 13649 } 13650 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13651 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13652 && cur.mPref.sameSet(set)) { 13653 // Setting the preferred activity to what it happens to be already 13654 if (DEBUG_PREFERRED) { 13655 Slog.i(TAG, "Replacing with same preferred activity " 13656 + cur.mPref.mShortComponent + " for user " 13657 + userId + ":"); 13658 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13659 } 13660 return; 13661 } 13662 } 13663 13664 if (existing != null) { 13665 if (DEBUG_PREFERRED) { 13666 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13667 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13668 } 13669 for (int i = 0; i < existing.size(); i++) { 13670 PreferredActivity pa = existing.get(i); 13671 if (DEBUG_PREFERRED) { 13672 Slog.i(TAG, "Removing existing preferred activity " 13673 + pa.mPref.mComponent + ":"); 13674 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13675 } 13676 pir.removeFilter(pa); 13677 } 13678 } 13679 } 13680 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13681 "Replacing preferred"); 13682 } 13683 } 13684 13685 @Override 13686 public void clearPackagePreferredActivities(String packageName) { 13687 final int uid = Binder.getCallingUid(); 13688 // writer 13689 synchronized (mPackages) { 13690 PackageParser.Package pkg = mPackages.get(packageName); 13691 if (pkg == null || pkg.applicationInfo.uid != uid) { 13692 if (mContext.checkCallingOrSelfPermission( 13693 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13694 != PackageManager.PERMISSION_GRANTED) { 13695 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13696 < Build.VERSION_CODES.FROYO) { 13697 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13698 + Binder.getCallingUid()); 13699 return; 13700 } 13701 mContext.enforceCallingOrSelfPermission( 13702 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13703 } 13704 } 13705 13706 int user = UserHandle.getCallingUserId(); 13707 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13708 scheduleWritePackageRestrictionsLocked(user); 13709 } 13710 } 13711 } 13712 13713 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13714 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13715 ArrayList<PreferredActivity> removed = null; 13716 boolean changed = false; 13717 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13718 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13719 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13720 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13721 continue; 13722 } 13723 Iterator<PreferredActivity> it = pir.filterIterator(); 13724 while (it.hasNext()) { 13725 PreferredActivity pa = it.next(); 13726 // Mark entry for removal only if it matches the package name 13727 // and the entry is of type "always". 13728 if (packageName == null || 13729 (pa.mPref.mComponent.getPackageName().equals(packageName) 13730 && pa.mPref.mAlways)) { 13731 if (removed == null) { 13732 removed = new ArrayList<PreferredActivity>(); 13733 } 13734 removed.add(pa); 13735 } 13736 } 13737 if (removed != null) { 13738 for (int j=0; j<removed.size(); j++) { 13739 PreferredActivity pa = removed.get(j); 13740 pir.removeFilter(pa); 13741 } 13742 changed = true; 13743 } 13744 } 13745 return changed; 13746 } 13747 13748 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13749 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13750 if (userId == UserHandle.USER_ALL) { 13751 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13752 sUserManager.getUserIds())) { 13753 for (int oneUserId : sUserManager.getUserIds()) { 13754 scheduleWritePackageRestrictionsLocked(oneUserId); 13755 } 13756 } 13757 } else { 13758 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13759 scheduleWritePackageRestrictionsLocked(userId); 13760 } 13761 } 13762 } 13763 13764 13765 void clearDefaultBrowserIfNeeded(String packageName) { 13766 for (int oneUserId : sUserManager.getUserIds()) { 13767 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13768 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13769 if (packageName.equals(defaultBrowserPackageName)) { 13770 setDefaultBrowserPackageName(null, oneUserId); 13771 } 13772 } 13773 } 13774 13775 @Override 13776 public void resetPreferredActivities(int userId) { 13777 mContext.enforceCallingOrSelfPermission( 13778 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13779 // writer 13780 synchronized (mPackages) { 13781 clearPackagePreferredActivitiesLPw(null, userId); 13782 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13783 applyFactoryDefaultBrowserLPw(userId); 13784 primeDomainVerificationsLPw(userId); 13785 13786 scheduleWritePackageRestrictionsLocked(userId); 13787 } 13788 } 13789 13790 @Override 13791 public int getPreferredActivities(List<IntentFilter> outFilters, 13792 List<ComponentName> outActivities, String packageName) { 13793 13794 int num = 0; 13795 final int userId = UserHandle.getCallingUserId(); 13796 // reader 13797 synchronized (mPackages) { 13798 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13799 if (pir != null) { 13800 final Iterator<PreferredActivity> it = pir.filterIterator(); 13801 while (it.hasNext()) { 13802 final PreferredActivity pa = it.next(); 13803 if (packageName == null 13804 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13805 && pa.mPref.mAlways)) { 13806 if (outFilters != null) { 13807 outFilters.add(new IntentFilter(pa)); 13808 } 13809 if (outActivities != null) { 13810 outActivities.add(pa.mPref.mComponent); 13811 } 13812 } 13813 } 13814 } 13815 } 13816 13817 return num; 13818 } 13819 13820 @Override 13821 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13822 int userId) { 13823 int callingUid = Binder.getCallingUid(); 13824 if (callingUid != Process.SYSTEM_UID) { 13825 throw new SecurityException( 13826 "addPersistentPreferredActivity can only be run by the system"); 13827 } 13828 if (filter.countActions() == 0) { 13829 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13830 return; 13831 } 13832 synchronized (mPackages) { 13833 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13834 " :"); 13835 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13836 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13837 new PersistentPreferredActivity(filter, activity)); 13838 scheduleWritePackageRestrictionsLocked(userId); 13839 } 13840 } 13841 13842 @Override 13843 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13844 int callingUid = Binder.getCallingUid(); 13845 if (callingUid != Process.SYSTEM_UID) { 13846 throw new SecurityException( 13847 "clearPackagePersistentPreferredActivities can only be run by the system"); 13848 } 13849 ArrayList<PersistentPreferredActivity> removed = null; 13850 boolean changed = false; 13851 synchronized (mPackages) { 13852 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13853 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13854 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13855 .valueAt(i); 13856 if (userId != thisUserId) { 13857 continue; 13858 } 13859 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13860 while (it.hasNext()) { 13861 PersistentPreferredActivity ppa = it.next(); 13862 // Mark entry for removal only if it matches the package name. 13863 if (ppa.mComponent.getPackageName().equals(packageName)) { 13864 if (removed == null) { 13865 removed = new ArrayList<PersistentPreferredActivity>(); 13866 } 13867 removed.add(ppa); 13868 } 13869 } 13870 if (removed != null) { 13871 for (int j=0; j<removed.size(); j++) { 13872 PersistentPreferredActivity ppa = removed.get(j); 13873 ppir.removeFilter(ppa); 13874 } 13875 changed = true; 13876 } 13877 } 13878 13879 if (changed) { 13880 scheduleWritePackageRestrictionsLocked(userId); 13881 } 13882 } 13883 } 13884 13885 /** 13886 * Common machinery for picking apart a restored XML blob and passing 13887 * it to a caller-supplied functor to be applied to the running system. 13888 */ 13889 private void restoreFromXml(XmlPullParser parser, int userId, 13890 String expectedStartTag, BlobXmlRestorer functor) 13891 throws IOException, XmlPullParserException { 13892 int type; 13893 while ((type = parser.next()) != XmlPullParser.START_TAG 13894 && type != XmlPullParser.END_DOCUMENT) { 13895 } 13896 if (type != XmlPullParser.START_TAG) { 13897 // oops didn't find a start tag?! 13898 if (DEBUG_BACKUP) { 13899 Slog.e(TAG, "Didn't find start tag during restore"); 13900 } 13901 return; 13902 } 13903 13904 // this is supposed to be TAG_PREFERRED_BACKUP 13905 if (!expectedStartTag.equals(parser.getName())) { 13906 if (DEBUG_BACKUP) { 13907 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13908 } 13909 return; 13910 } 13911 13912 // skip interfering stuff, then we're aligned with the backing implementation 13913 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13914 functor.apply(parser, userId); 13915 } 13916 13917 private interface BlobXmlRestorer { 13918 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13919 } 13920 13921 /** 13922 * Non-Binder method, support for the backup/restore mechanism: write the 13923 * full set of preferred activities in its canonical XML format. Returns the 13924 * XML output as a byte array, or null if there is none. 13925 */ 13926 @Override 13927 public byte[] getPreferredActivityBackup(int userId) { 13928 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13929 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13930 } 13931 13932 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13933 try { 13934 final XmlSerializer serializer = new FastXmlSerializer(); 13935 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13936 serializer.startDocument(null, true); 13937 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13938 13939 synchronized (mPackages) { 13940 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13941 } 13942 13943 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13944 serializer.endDocument(); 13945 serializer.flush(); 13946 } catch (Exception e) { 13947 if (DEBUG_BACKUP) { 13948 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13949 } 13950 return null; 13951 } 13952 13953 return dataStream.toByteArray(); 13954 } 13955 13956 @Override 13957 public void restorePreferredActivities(byte[] backup, int userId) { 13958 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13959 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13960 } 13961 13962 try { 13963 final XmlPullParser parser = Xml.newPullParser(); 13964 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13965 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13966 new BlobXmlRestorer() { 13967 @Override 13968 public void apply(XmlPullParser parser, int userId) 13969 throws XmlPullParserException, IOException { 13970 synchronized (mPackages) { 13971 mSettings.readPreferredActivitiesLPw(parser, userId); 13972 } 13973 } 13974 } ); 13975 } catch (Exception e) { 13976 if (DEBUG_BACKUP) { 13977 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13978 } 13979 } 13980 } 13981 13982 /** 13983 * Non-Binder method, support for the backup/restore mechanism: write the 13984 * default browser (etc) settings in its canonical XML format. Returns the default 13985 * browser XML representation as a byte array, or null if there is none. 13986 */ 13987 @Override 13988 public byte[] getDefaultAppsBackup(int userId) { 13989 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13990 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13991 } 13992 13993 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13994 try { 13995 final XmlSerializer serializer = new FastXmlSerializer(); 13996 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13997 serializer.startDocument(null, true); 13998 serializer.startTag(null, TAG_DEFAULT_APPS); 13999 14000 synchronized (mPackages) { 14001 mSettings.writeDefaultAppsLPr(serializer, userId); 14002 } 14003 14004 serializer.endTag(null, TAG_DEFAULT_APPS); 14005 serializer.endDocument(); 14006 serializer.flush(); 14007 } catch (Exception e) { 14008 if (DEBUG_BACKUP) { 14009 Slog.e(TAG, "Unable to write default apps for backup", e); 14010 } 14011 return null; 14012 } 14013 14014 return dataStream.toByteArray(); 14015 } 14016 14017 @Override 14018 public void restoreDefaultApps(byte[] backup, int userId) { 14019 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14020 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14021 } 14022 14023 try { 14024 final XmlPullParser parser = Xml.newPullParser(); 14025 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14026 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14027 new BlobXmlRestorer() { 14028 @Override 14029 public void apply(XmlPullParser parser, int userId) 14030 throws XmlPullParserException, IOException { 14031 synchronized (mPackages) { 14032 mSettings.readDefaultAppsLPw(parser, userId); 14033 } 14034 } 14035 } ); 14036 } catch (Exception e) { 14037 if (DEBUG_BACKUP) { 14038 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14039 } 14040 } 14041 } 14042 14043 @Override 14044 public byte[] getIntentFilterVerificationBackup(int userId) { 14045 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14046 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14047 } 14048 14049 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14050 try { 14051 final XmlSerializer serializer = new FastXmlSerializer(); 14052 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14053 serializer.startDocument(null, true); 14054 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14055 14056 synchronized (mPackages) { 14057 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14058 } 14059 14060 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14061 serializer.endDocument(); 14062 serializer.flush(); 14063 } catch (Exception e) { 14064 if (DEBUG_BACKUP) { 14065 Slog.e(TAG, "Unable to write default apps for backup", e); 14066 } 14067 return null; 14068 } 14069 14070 return dataStream.toByteArray(); 14071 } 14072 14073 @Override 14074 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14075 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14076 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14077 } 14078 14079 try { 14080 final XmlPullParser parser = Xml.newPullParser(); 14081 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14082 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14083 new BlobXmlRestorer() { 14084 @Override 14085 public void apply(XmlPullParser parser, int userId) 14086 throws XmlPullParserException, IOException { 14087 synchronized (mPackages) { 14088 mSettings.readAllDomainVerificationsLPr(parser, userId); 14089 mSettings.writeLPr(); 14090 } 14091 } 14092 } ); 14093 } catch (Exception e) { 14094 if (DEBUG_BACKUP) { 14095 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14096 } 14097 } 14098 } 14099 14100 @Override 14101 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14102 int sourceUserId, int targetUserId, int flags) { 14103 mContext.enforceCallingOrSelfPermission( 14104 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14105 int callingUid = Binder.getCallingUid(); 14106 enforceOwnerRights(ownerPackage, callingUid); 14107 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14108 if (intentFilter.countActions() == 0) { 14109 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14110 return; 14111 } 14112 synchronized (mPackages) { 14113 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14114 ownerPackage, targetUserId, flags); 14115 CrossProfileIntentResolver resolver = 14116 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14117 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14118 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14119 if (existing != null) { 14120 int size = existing.size(); 14121 for (int i = 0; i < size; i++) { 14122 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14123 return; 14124 } 14125 } 14126 } 14127 resolver.addFilter(newFilter); 14128 scheduleWritePackageRestrictionsLocked(sourceUserId); 14129 } 14130 } 14131 14132 @Override 14133 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14134 mContext.enforceCallingOrSelfPermission( 14135 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14136 int callingUid = Binder.getCallingUid(); 14137 enforceOwnerRights(ownerPackage, callingUid); 14138 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14139 synchronized (mPackages) { 14140 CrossProfileIntentResolver resolver = 14141 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14142 ArraySet<CrossProfileIntentFilter> set = 14143 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14144 for (CrossProfileIntentFilter filter : set) { 14145 if (filter.getOwnerPackage().equals(ownerPackage)) { 14146 resolver.removeFilter(filter); 14147 } 14148 } 14149 scheduleWritePackageRestrictionsLocked(sourceUserId); 14150 } 14151 } 14152 14153 // Enforcing that callingUid is owning pkg on userId 14154 private void enforceOwnerRights(String pkg, int callingUid) { 14155 // The system owns everything. 14156 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14157 return; 14158 } 14159 int callingUserId = UserHandle.getUserId(callingUid); 14160 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14161 if (pi == null) { 14162 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14163 + callingUserId); 14164 } 14165 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14166 throw new SecurityException("Calling uid " + callingUid 14167 + " does not own package " + pkg); 14168 } 14169 } 14170 14171 @Override 14172 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14173 Intent intent = new Intent(Intent.ACTION_MAIN); 14174 intent.addCategory(Intent.CATEGORY_HOME); 14175 14176 final int callingUserId = UserHandle.getCallingUserId(); 14177 List<ResolveInfo> list = queryIntentActivities(intent, null, 14178 PackageManager.GET_META_DATA, callingUserId); 14179 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14180 true, false, false, callingUserId); 14181 14182 allHomeCandidates.clear(); 14183 if (list != null) { 14184 for (ResolveInfo ri : list) { 14185 allHomeCandidates.add(ri); 14186 } 14187 } 14188 return (preferred == null || preferred.activityInfo == null) 14189 ? null 14190 : new ComponentName(preferred.activityInfo.packageName, 14191 preferred.activityInfo.name); 14192 } 14193 14194 @Override 14195 public void setApplicationEnabledSetting(String appPackageName, 14196 int newState, int flags, int userId, String callingPackage) { 14197 if (!sUserManager.exists(userId)) return; 14198 if (callingPackage == null) { 14199 callingPackage = Integer.toString(Binder.getCallingUid()); 14200 } 14201 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14202 } 14203 14204 @Override 14205 public void setComponentEnabledSetting(ComponentName componentName, 14206 int newState, int flags, int userId) { 14207 if (!sUserManager.exists(userId)) return; 14208 setEnabledSetting(componentName.getPackageName(), 14209 componentName.getClassName(), newState, flags, userId, null); 14210 } 14211 14212 private void setEnabledSetting(final String packageName, String className, int newState, 14213 final int flags, int userId, String callingPackage) { 14214 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14215 || newState == COMPONENT_ENABLED_STATE_ENABLED 14216 || newState == COMPONENT_ENABLED_STATE_DISABLED 14217 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14218 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14219 throw new IllegalArgumentException("Invalid new component state: " 14220 + newState); 14221 } 14222 PackageSetting pkgSetting; 14223 final int uid = Binder.getCallingUid(); 14224 final int permission = mContext.checkCallingOrSelfPermission( 14225 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14226 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14227 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14228 boolean sendNow = false; 14229 boolean isApp = (className == null); 14230 String componentName = isApp ? packageName : className; 14231 int packageUid = -1; 14232 ArrayList<String> components; 14233 14234 // writer 14235 synchronized (mPackages) { 14236 pkgSetting = mSettings.mPackages.get(packageName); 14237 if (pkgSetting == null) { 14238 if (className == null) { 14239 throw new IllegalArgumentException( 14240 "Unknown package: " + packageName); 14241 } 14242 throw new IllegalArgumentException( 14243 "Unknown component: " + packageName 14244 + "/" + className); 14245 } 14246 // Allow root and verify that userId is not being specified by a different user 14247 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14248 throw new SecurityException( 14249 "Permission Denial: attempt to change component state from pid=" 14250 + Binder.getCallingPid() 14251 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14252 } 14253 if (className == null) { 14254 // We're dealing with an application/package level state change 14255 if (pkgSetting.getEnabled(userId) == newState) { 14256 // Nothing to do 14257 return; 14258 } 14259 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14260 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14261 // Don't care about who enables an app. 14262 callingPackage = null; 14263 } 14264 pkgSetting.setEnabled(newState, userId, callingPackage); 14265 // pkgSetting.pkg.mSetEnabled = newState; 14266 } else { 14267 // We're dealing with a component level state change 14268 // First, verify that this is a valid class name. 14269 PackageParser.Package pkg = pkgSetting.pkg; 14270 if (pkg == null || !pkg.hasComponentClassName(className)) { 14271 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14272 throw new IllegalArgumentException("Component class " + className 14273 + " does not exist in " + packageName); 14274 } else { 14275 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14276 + className + " does not exist in " + packageName); 14277 } 14278 } 14279 switch (newState) { 14280 case COMPONENT_ENABLED_STATE_ENABLED: 14281 if (!pkgSetting.enableComponentLPw(className, userId)) { 14282 return; 14283 } 14284 break; 14285 case COMPONENT_ENABLED_STATE_DISABLED: 14286 if (!pkgSetting.disableComponentLPw(className, userId)) { 14287 return; 14288 } 14289 break; 14290 case COMPONENT_ENABLED_STATE_DEFAULT: 14291 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14292 return; 14293 } 14294 break; 14295 default: 14296 Slog.e(TAG, "Invalid new component state: " + newState); 14297 return; 14298 } 14299 } 14300 scheduleWritePackageRestrictionsLocked(userId); 14301 components = mPendingBroadcasts.get(userId, packageName); 14302 final boolean newPackage = components == null; 14303 if (newPackage) { 14304 components = new ArrayList<String>(); 14305 } 14306 if (!components.contains(componentName)) { 14307 components.add(componentName); 14308 } 14309 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14310 sendNow = true; 14311 // Purge entry from pending broadcast list if another one exists already 14312 // since we are sending one right away. 14313 mPendingBroadcasts.remove(userId, packageName); 14314 } else { 14315 if (newPackage) { 14316 mPendingBroadcasts.put(userId, packageName, components); 14317 } 14318 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14319 // Schedule a message 14320 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14321 } 14322 } 14323 } 14324 14325 long callingId = Binder.clearCallingIdentity(); 14326 try { 14327 if (sendNow) { 14328 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14329 sendPackageChangedBroadcast(packageName, 14330 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14331 } 14332 } finally { 14333 Binder.restoreCallingIdentity(callingId); 14334 } 14335 } 14336 14337 private void sendPackageChangedBroadcast(String packageName, 14338 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14339 if (DEBUG_INSTALL) 14340 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14341 + componentNames); 14342 Bundle extras = new Bundle(4); 14343 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14344 String nameList[] = new String[componentNames.size()]; 14345 componentNames.toArray(nameList); 14346 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14347 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14348 extras.putInt(Intent.EXTRA_UID, packageUid); 14349 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14350 new int[] {UserHandle.getUserId(packageUid)}); 14351 } 14352 14353 @Override 14354 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14355 if (!sUserManager.exists(userId)) return; 14356 final int uid = Binder.getCallingUid(); 14357 final int permission = mContext.checkCallingOrSelfPermission( 14358 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14359 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14360 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14361 // writer 14362 synchronized (mPackages) { 14363 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14364 allowedByPermission, uid, userId)) { 14365 scheduleWritePackageRestrictionsLocked(userId); 14366 } 14367 } 14368 } 14369 14370 @Override 14371 public String getInstallerPackageName(String packageName) { 14372 // reader 14373 synchronized (mPackages) { 14374 return mSettings.getInstallerPackageNameLPr(packageName); 14375 } 14376 } 14377 14378 @Override 14379 public int getApplicationEnabledSetting(String packageName, int userId) { 14380 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14381 int uid = Binder.getCallingUid(); 14382 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14383 // reader 14384 synchronized (mPackages) { 14385 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14386 } 14387 } 14388 14389 @Override 14390 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14391 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14392 int uid = Binder.getCallingUid(); 14393 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14394 // reader 14395 synchronized (mPackages) { 14396 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14397 } 14398 } 14399 14400 @Override 14401 public void enterSafeMode() { 14402 enforceSystemOrRoot("Only the system can request entering safe mode"); 14403 14404 if (!mSystemReady) { 14405 mSafeMode = true; 14406 } 14407 } 14408 14409 @Override 14410 public void systemReady() { 14411 mSystemReady = true; 14412 14413 // Read the compatibilty setting when the system is ready. 14414 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14415 mContext.getContentResolver(), 14416 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14417 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14418 if (DEBUG_SETTINGS) { 14419 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14420 } 14421 14422 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14423 14424 synchronized (mPackages) { 14425 // Verify that all of the preferred activity components actually 14426 // exist. It is possible for applications to be updated and at 14427 // that point remove a previously declared activity component that 14428 // had been set as a preferred activity. We try to clean this up 14429 // the next time we encounter that preferred activity, but it is 14430 // possible for the user flow to never be able to return to that 14431 // situation so here we do a sanity check to make sure we haven't 14432 // left any junk around. 14433 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14434 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14435 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14436 removed.clear(); 14437 for (PreferredActivity pa : pir.filterSet()) { 14438 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14439 removed.add(pa); 14440 } 14441 } 14442 if (removed.size() > 0) { 14443 for (int r=0; r<removed.size(); r++) { 14444 PreferredActivity pa = removed.get(r); 14445 Slog.w(TAG, "Removing dangling preferred activity: " 14446 + pa.mPref.mComponent); 14447 pir.removeFilter(pa); 14448 } 14449 mSettings.writePackageRestrictionsLPr( 14450 mSettings.mPreferredActivities.keyAt(i)); 14451 } 14452 } 14453 14454 for (int userId : UserManagerService.getInstance().getUserIds()) { 14455 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14456 grantPermissionsUserIds = ArrayUtils.appendInt( 14457 grantPermissionsUserIds, userId); 14458 } 14459 } 14460 } 14461 sUserManager.systemReady(); 14462 14463 // If we upgraded grant all default permissions before kicking off. 14464 for (int userId : grantPermissionsUserIds) { 14465 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14466 } 14467 14468 // Kick off any messages waiting for system ready 14469 if (mPostSystemReadyMessages != null) { 14470 for (Message msg : mPostSystemReadyMessages) { 14471 msg.sendToTarget(); 14472 } 14473 mPostSystemReadyMessages = null; 14474 } 14475 14476 // Watch for external volumes that come and go over time 14477 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14478 storage.registerListener(mStorageListener); 14479 14480 mInstallerService.systemReady(); 14481 mPackageDexOptimizer.systemReady(); 14482 14483 MountServiceInternal mountServiceInternal = LocalServices.getService( 14484 MountServiceInternal.class); 14485 mountServiceInternal.addExternalStoragePolicy( 14486 new MountServiceInternal.ExternalStorageMountPolicy() { 14487 @Override 14488 public int getMountMode(int uid, String packageName) { 14489 if (Process.isIsolated(uid)) { 14490 return Zygote.MOUNT_EXTERNAL_NONE; 14491 } 14492 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14493 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14494 } 14495 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14496 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14497 } 14498 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14499 return Zygote.MOUNT_EXTERNAL_READ; 14500 } 14501 return Zygote.MOUNT_EXTERNAL_WRITE; 14502 } 14503 14504 @Override 14505 public boolean hasExternalStorage(int uid, String packageName) { 14506 return true; 14507 } 14508 }); 14509 } 14510 14511 @Override 14512 public boolean isSafeMode() { 14513 return mSafeMode; 14514 } 14515 14516 @Override 14517 public boolean hasSystemUidErrors() { 14518 return mHasSystemUidErrors; 14519 } 14520 14521 static String arrayToString(int[] array) { 14522 StringBuffer buf = new StringBuffer(128); 14523 buf.append('['); 14524 if (array != null) { 14525 for (int i=0; i<array.length; i++) { 14526 if (i > 0) buf.append(", "); 14527 buf.append(array[i]); 14528 } 14529 } 14530 buf.append(']'); 14531 return buf.toString(); 14532 } 14533 14534 static class DumpState { 14535 public static final int DUMP_LIBS = 1 << 0; 14536 public static final int DUMP_FEATURES = 1 << 1; 14537 public static final int DUMP_RESOLVERS = 1 << 2; 14538 public static final int DUMP_PERMISSIONS = 1 << 3; 14539 public static final int DUMP_PACKAGES = 1 << 4; 14540 public static final int DUMP_SHARED_USERS = 1 << 5; 14541 public static final int DUMP_MESSAGES = 1 << 6; 14542 public static final int DUMP_PROVIDERS = 1 << 7; 14543 public static final int DUMP_VERIFIERS = 1 << 8; 14544 public static final int DUMP_PREFERRED = 1 << 9; 14545 public static final int DUMP_PREFERRED_XML = 1 << 10; 14546 public static final int DUMP_KEYSETS = 1 << 11; 14547 public static final int DUMP_VERSION = 1 << 12; 14548 public static final int DUMP_INSTALLS = 1 << 13; 14549 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14550 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14551 14552 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14553 14554 private int mTypes; 14555 14556 private int mOptions; 14557 14558 private boolean mTitlePrinted; 14559 14560 private SharedUserSetting mSharedUser; 14561 14562 public boolean isDumping(int type) { 14563 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14564 return true; 14565 } 14566 14567 return (mTypes & type) != 0; 14568 } 14569 14570 public void setDump(int type) { 14571 mTypes |= type; 14572 } 14573 14574 public boolean isOptionEnabled(int option) { 14575 return (mOptions & option) != 0; 14576 } 14577 14578 public void setOptionEnabled(int option) { 14579 mOptions |= option; 14580 } 14581 14582 public boolean onTitlePrinted() { 14583 final boolean printed = mTitlePrinted; 14584 mTitlePrinted = true; 14585 return printed; 14586 } 14587 14588 public boolean getTitlePrinted() { 14589 return mTitlePrinted; 14590 } 14591 14592 public void setTitlePrinted(boolean enabled) { 14593 mTitlePrinted = enabled; 14594 } 14595 14596 public SharedUserSetting getSharedUser() { 14597 return mSharedUser; 14598 } 14599 14600 public void setSharedUser(SharedUserSetting user) { 14601 mSharedUser = user; 14602 } 14603 } 14604 14605 @Override 14606 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14607 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14608 != PackageManager.PERMISSION_GRANTED) { 14609 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14610 + Binder.getCallingPid() 14611 + ", uid=" + Binder.getCallingUid() 14612 + " without permission " 14613 + android.Manifest.permission.DUMP); 14614 return; 14615 } 14616 14617 DumpState dumpState = new DumpState(); 14618 boolean fullPreferred = false; 14619 boolean checkin = false; 14620 14621 String packageName = null; 14622 ArraySet<String> permissionNames = null; 14623 14624 int opti = 0; 14625 while (opti < args.length) { 14626 String opt = args[opti]; 14627 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14628 break; 14629 } 14630 opti++; 14631 14632 if ("-a".equals(opt)) { 14633 // Right now we only know how to print all. 14634 } else if ("-h".equals(opt)) { 14635 pw.println("Package manager dump options:"); 14636 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14637 pw.println(" --checkin: dump for a checkin"); 14638 pw.println(" -f: print details of intent filters"); 14639 pw.println(" -h: print this help"); 14640 pw.println(" cmd may be one of:"); 14641 pw.println(" l[ibraries]: list known shared libraries"); 14642 pw.println(" f[ibraries]: list device features"); 14643 pw.println(" k[eysets]: print known keysets"); 14644 pw.println(" r[esolvers]: dump intent resolvers"); 14645 pw.println(" perm[issions]: dump permissions"); 14646 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14647 pw.println(" pref[erred]: print preferred package settings"); 14648 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14649 pw.println(" prov[iders]: dump content providers"); 14650 pw.println(" p[ackages]: dump installed packages"); 14651 pw.println(" s[hared-users]: dump shared user IDs"); 14652 pw.println(" m[essages]: print collected runtime messages"); 14653 pw.println(" v[erifiers]: print package verifier info"); 14654 pw.println(" version: print database version info"); 14655 pw.println(" write: write current settings now"); 14656 pw.println(" <package.name>: info about given package"); 14657 pw.println(" installs: details about install sessions"); 14658 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14659 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14660 return; 14661 } else if ("--checkin".equals(opt)) { 14662 checkin = true; 14663 } else if ("-f".equals(opt)) { 14664 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14665 } else { 14666 pw.println("Unknown argument: " + opt + "; use -h for help"); 14667 } 14668 } 14669 14670 // Is the caller requesting to dump a particular piece of data? 14671 if (opti < args.length) { 14672 String cmd = args[opti]; 14673 opti++; 14674 // Is this a package name? 14675 if ("android".equals(cmd) || cmd.contains(".")) { 14676 packageName = cmd; 14677 // When dumping a single package, we always dump all of its 14678 // filter information since the amount of data will be reasonable. 14679 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14680 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14681 dumpState.setDump(DumpState.DUMP_LIBS); 14682 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14683 dumpState.setDump(DumpState.DUMP_FEATURES); 14684 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14685 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14686 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14687 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14688 } else if ("permission".equals(cmd)) { 14689 if (opti >= args.length) { 14690 pw.println("Error: permission requires permission name"); 14691 return; 14692 } 14693 permissionNames = new ArraySet<>(); 14694 while (opti < args.length) { 14695 permissionNames.add(args[opti]); 14696 opti++; 14697 } 14698 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14699 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14700 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14701 dumpState.setDump(DumpState.DUMP_PREFERRED); 14702 } else if ("preferred-xml".equals(cmd)) { 14703 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14704 if (opti < args.length && "--full".equals(args[opti])) { 14705 fullPreferred = true; 14706 opti++; 14707 } 14708 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14709 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14710 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14711 dumpState.setDump(DumpState.DUMP_PACKAGES); 14712 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14713 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14714 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14715 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14716 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14717 dumpState.setDump(DumpState.DUMP_MESSAGES); 14718 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14719 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14720 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14721 || "intent-filter-verifiers".equals(cmd)) { 14722 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14723 } else if ("version".equals(cmd)) { 14724 dumpState.setDump(DumpState.DUMP_VERSION); 14725 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14726 dumpState.setDump(DumpState.DUMP_KEYSETS); 14727 } else if ("installs".equals(cmd)) { 14728 dumpState.setDump(DumpState.DUMP_INSTALLS); 14729 } else if ("write".equals(cmd)) { 14730 synchronized (mPackages) { 14731 mSettings.writeLPr(); 14732 pw.println("Settings written."); 14733 return; 14734 } 14735 } 14736 } 14737 14738 if (checkin) { 14739 pw.println("vers,1"); 14740 } 14741 14742 // reader 14743 synchronized (mPackages) { 14744 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14745 if (!checkin) { 14746 if (dumpState.onTitlePrinted()) 14747 pw.println(); 14748 pw.println("Database versions:"); 14749 pw.print(" SDK Version:"); 14750 pw.print(" internal="); 14751 pw.print(mSettings.mInternalSdkPlatform); 14752 pw.print(" external="); 14753 pw.println(mSettings.mExternalSdkPlatform); 14754 pw.print(" DB Version:"); 14755 pw.print(" internal="); 14756 pw.print(mSettings.mInternalDatabaseVersion); 14757 pw.print(" external="); 14758 pw.println(mSettings.mExternalDatabaseVersion); 14759 } 14760 } 14761 14762 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14763 if (!checkin) { 14764 if (dumpState.onTitlePrinted()) 14765 pw.println(); 14766 pw.println("Verifiers:"); 14767 pw.print(" Required: "); 14768 pw.print(mRequiredVerifierPackage); 14769 pw.print(" (uid="); 14770 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14771 pw.println(")"); 14772 } else if (mRequiredVerifierPackage != null) { 14773 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14774 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14775 } 14776 } 14777 14778 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14779 packageName == null) { 14780 if (mIntentFilterVerifierComponent != null) { 14781 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14782 if (!checkin) { 14783 if (dumpState.onTitlePrinted()) 14784 pw.println(); 14785 pw.println("Intent Filter Verifier:"); 14786 pw.print(" Using: "); 14787 pw.print(verifierPackageName); 14788 pw.print(" (uid="); 14789 pw.print(getPackageUid(verifierPackageName, 0)); 14790 pw.println(")"); 14791 } else if (verifierPackageName != null) { 14792 pw.print("ifv,"); pw.print(verifierPackageName); 14793 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14794 } 14795 } else { 14796 pw.println(); 14797 pw.println("No Intent Filter Verifier available!"); 14798 } 14799 } 14800 14801 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14802 boolean printedHeader = false; 14803 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14804 while (it.hasNext()) { 14805 String name = it.next(); 14806 SharedLibraryEntry ent = mSharedLibraries.get(name); 14807 if (!checkin) { 14808 if (!printedHeader) { 14809 if (dumpState.onTitlePrinted()) 14810 pw.println(); 14811 pw.println("Libraries:"); 14812 printedHeader = true; 14813 } 14814 pw.print(" "); 14815 } else { 14816 pw.print("lib,"); 14817 } 14818 pw.print(name); 14819 if (!checkin) { 14820 pw.print(" -> "); 14821 } 14822 if (ent.path != null) { 14823 if (!checkin) { 14824 pw.print("(jar) "); 14825 pw.print(ent.path); 14826 } else { 14827 pw.print(",jar,"); 14828 pw.print(ent.path); 14829 } 14830 } else { 14831 if (!checkin) { 14832 pw.print("(apk) "); 14833 pw.print(ent.apk); 14834 } else { 14835 pw.print(",apk,"); 14836 pw.print(ent.apk); 14837 } 14838 } 14839 pw.println(); 14840 } 14841 } 14842 14843 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14844 if (dumpState.onTitlePrinted()) 14845 pw.println(); 14846 if (!checkin) { 14847 pw.println("Features:"); 14848 } 14849 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14850 while (it.hasNext()) { 14851 String name = it.next(); 14852 if (!checkin) { 14853 pw.print(" "); 14854 } else { 14855 pw.print("feat,"); 14856 } 14857 pw.println(name); 14858 } 14859 } 14860 14861 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14862 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14863 : "Activity Resolver Table:", " ", packageName, 14864 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14865 dumpState.setTitlePrinted(true); 14866 } 14867 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14868 : "Receiver Resolver Table:", " ", packageName, 14869 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14870 dumpState.setTitlePrinted(true); 14871 } 14872 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14873 : "Service Resolver Table:", " ", packageName, 14874 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14875 dumpState.setTitlePrinted(true); 14876 } 14877 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14878 : "Provider Resolver Table:", " ", packageName, 14879 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14880 dumpState.setTitlePrinted(true); 14881 } 14882 } 14883 14884 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14885 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14886 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14887 int user = mSettings.mPreferredActivities.keyAt(i); 14888 if (pir.dump(pw, 14889 dumpState.getTitlePrinted() 14890 ? "\nPreferred Activities User " + user + ":" 14891 : "Preferred Activities User " + user + ":", " ", 14892 packageName, true, false)) { 14893 dumpState.setTitlePrinted(true); 14894 } 14895 } 14896 } 14897 14898 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14899 pw.flush(); 14900 FileOutputStream fout = new FileOutputStream(fd); 14901 BufferedOutputStream str = new BufferedOutputStream(fout); 14902 XmlSerializer serializer = new FastXmlSerializer(); 14903 try { 14904 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14905 serializer.startDocument(null, true); 14906 serializer.setFeature( 14907 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14908 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14909 serializer.endDocument(); 14910 serializer.flush(); 14911 } catch (IllegalArgumentException e) { 14912 pw.println("Failed writing: " + e); 14913 } catch (IllegalStateException e) { 14914 pw.println("Failed writing: " + e); 14915 } catch (IOException e) { 14916 pw.println("Failed writing: " + e); 14917 } 14918 } 14919 14920 if (!checkin 14921 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14922 && packageName == null) { 14923 pw.println(); 14924 int count = mSettings.mPackages.size(); 14925 if (count == 0) { 14926 pw.println("No applications!"); 14927 pw.println(); 14928 } else { 14929 final String prefix = " "; 14930 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14931 if (allPackageSettings.size() == 0) { 14932 pw.println("No domain preferred apps!"); 14933 pw.println(); 14934 } else { 14935 pw.println("App verification status:"); 14936 pw.println(); 14937 count = 0; 14938 for (PackageSetting ps : allPackageSettings) { 14939 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14940 if (ivi == null || ivi.getPackageName() == null) continue; 14941 pw.println(prefix + "Package: " + ivi.getPackageName()); 14942 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14943 pw.println(prefix + "Status: " + ivi.getStatusString()); 14944 pw.println(); 14945 count++; 14946 } 14947 if (count == 0) { 14948 pw.println(prefix + "No app verification established."); 14949 pw.println(); 14950 } 14951 for (int userId : sUserManager.getUserIds()) { 14952 pw.println("App linkages for user " + userId + ":"); 14953 pw.println(); 14954 count = 0; 14955 for (PackageSetting ps : allPackageSettings) { 14956 final long status = ps.getDomainVerificationStatusForUser(userId); 14957 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14958 continue; 14959 } 14960 pw.println(prefix + "Package: " + ps.name); 14961 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14962 String statusStr = IntentFilterVerificationInfo. 14963 getStatusStringFromValue(status); 14964 pw.println(prefix + "Status: " + statusStr); 14965 pw.println(); 14966 count++; 14967 } 14968 if (count == 0) { 14969 pw.println(prefix + "No configured app linkages."); 14970 pw.println(); 14971 } 14972 } 14973 } 14974 } 14975 } 14976 14977 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14978 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14979 if (packageName == null && permissionNames == null) { 14980 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14981 if (iperm == 0) { 14982 if (dumpState.onTitlePrinted()) 14983 pw.println(); 14984 pw.println("AppOp Permissions:"); 14985 } 14986 pw.print(" AppOp Permission "); 14987 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14988 pw.println(":"); 14989 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14990 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14991 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14992 } 14993 } 14994 } 14995 } 14996 14997 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14998 boolean printedSomething = false; 14999 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15000 if (packageName != null && !packageName.equals(p.info.packageName)) { 15001 continue; 15002 } 15003 if (!printedSomething) { 15004 if (dumpState.onTitlePrinted()) 15005 pw.println(); 15006 pw.println("Registered ContentProviders:"); 15007 printedSomething = true; 15008 } 15009 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15010 pw.print(" "); pw.println(p.toString()); 15011 } 15012 printedSomething = false; 15013 for (Map.Entry<String, PackageParser.Provider> entry : 15014 mProvidersByAuthority.entrySet()) { 15015 PackageParser.Provider p = entry.getValue(); 15016 if (packageName != null && !packageName.equals(p.info.packageName)) { 15017 continue; 15018 } 15019 if (!printedSomething) { 15020 if (dumpState.onTitlePrinted()) 15021 pw.println(); 15022 pw.println("ContentProvider Authorities:"); 15023 printedSomething = true; 15024 } 15025 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15026 pw.print(" "); pw.println(p.toString()); 15027 if (p.info != null && p.info.applicationInfo != null) { 15028 final String appInfo = p.info.applicationInfo.toString(); 15029 pw.print(" applicationInfo="); pw.println(appInfo); 15030 } 15031 } 15032 } 15033 15034 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15035 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15036 } 15037 15038 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15039 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15040 } 15041 15042 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15043 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15044 } 15045 15046 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15047 // XXX should handle packageName != null by dumping only install data that 15048 // the given package is involved with. 15049 if (dumpState.onTitlePrinted()) pw.println(); 15050 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15051 } 15052 15053 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15054 if (dumpState.onTitlePrinted()) pw.println(); 15055 mSettings.dumpReadMessagesLPr(pw, dumpState); 15056 15057 pw.println(); 15058 pw.println("Package warning messages:"); 15059 BufferedReader in = null; 15060 String line = null; 15061 try { 15062 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15063 while ((line = in.readLine()) != null) { 15064 if (line.contains("ignored: updated version")) continue; 15065 pw.println(line); 15066 } 15067 } catch (IOException ignored) { 15068 } finally { 15069 IoUtils.closeQuietly(in); 15070 } 15071 } 15072 15073 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15074 BufferedReader in = null; 15075 String line = null; 15076 try { 15077 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15078 while ((line = in.readLine()) != null) { 15079 if (line.contains("ignored: updated version")) continue; 15080 pw.print("msg,"); 15081 pw.println(line); 15082 } 15083 } catch (IOException ignored) { 15084 } finally { 15085 IoUtils.closeQuietly(in); 15086 } 15087 } 15088 } 15089 } 15090 15091 private String dumpDomainString(String packageName) { 15092 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15093 List<IntentFilter> filters = getAllIntentFilters(packageName); 15094 15095 ArraySet<String> result = new ArraySet<>(); 15096 if (iviList.size() > 0) { 15097 for (IntentFilterVerificationInfo ivi : iviList) { 15098 for (String host : ivi.getDomains()) { 15099 result.add(host); 15100 } 15101 } 15102 } 15103 if (filters != null && filters.size() > 0) { 15104 for (IntentFilter filter : filters) { 15105 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15106 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15107 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15108 result.addAll(filter.getHostsList()); 15109 } 15110 } 15111 } 15112 15113 StringBuilder sb = new StringBuilder(result.size() * 16); 15114 for (String domain : result) { 15115 if (sb.length() > 0) sb.append(" "); 15116 sb.append(domain); 15117 } 15118 return sb.toString(); 15119 } 15120 15121 // ------- apps on sdcard specific code ------- 15122 static final boolean DEBUG_SD_INSTALL = false; 15123 15124 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15125 15126 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15127 15128 private boolean mMediaMounted = false; 15129 15130 static String getEncryptKey() { 15131 try { 15132 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15133 SD_ENCRYPTION_KEYSTORE_NAME); 15134 if (sdEncKey == null) { 15135 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15136 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15137 if (sdEncKey == null) { 15138 Slog.e(TAG, "Failed to create encryption keys"); 15139 return null; 15140 } 15141 } 15142 return sdEncKey; 15143 } catch (NoSuchAlgorithmException nsae) { 15144 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15145 return null; 15146 } catch (IOException ioe) { 15147 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15148 return null; 15149 } 15150 } 15151 15152 /* 15153 * Update media status on PackageManager. 15154 */ 15155 @Override 15156 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15157 int callingUid = Binder.getCallingUid(); 15158 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15159 throw new SecurityException("Media status can only be updated by the system"); 15160 } 15161 // reader; this apparently protects mMediaMounted, but should probably 15162 // be a different lock in that case. 15163 synchronized (mPackages) { 15164 Log.i(TAG, "Updating external media status from " 15165 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15166 + (mediaStatus ? "mounted" : "unmounted")); 15167 if (DEBUG_SD_INSTALL) 15168 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15169 + ", mMediaMounted=" + mMediaMounted); 15170 if (mediaStatus == mMediaMounted) { 15171 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15172 : 0, -1); 15173 mHandler.sendMessage(msg); 15174 return; 15175 } 15176 mMediaMounted = mediaStatus; 15177 } 15178 // Queue up an async operation since the package installation may take a 15179 // little while. 15180 mHandler.post(new Runnable() { 15181 public void run() { 15182 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15183 } 15184 }); 15185 } 15186 15187 /** 15188 * Called by MountService when the initial ASECs to scan are available. 15189 * Should block until all the ASEC containers are finished being scanned. 15190 */ 15191 public void scanAvailableAsecs() { 15192 updateExternalMediaStatusInner(true, false, false); 15193 if (mShouldRestoreconData) { 15194 SELinuxMMAC.setRestoreconDone(); 15195 mShouldRestoreconData = false; 15196 } 15197 } 15198 15199 /* 15200 * Collect information of applications on external media, map them against 15201 * existing containers and update information based on current mount status. 15202 * Please note that we always have to report status if reportStatus has been 15203 * set to true especially when unloading packages. 15204 */ 15205 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15206 boolean externalStorage) { 15207 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15208 int[] uidArr = EmptyArray.INT; 15209 15210 final String[] list = PackageHelper.getSecureContainerList(); 15211 if (ArrayUtils.isEmpty(list)) { 15212 Log.i(TAG, "No secure containers found"); 15213 } else { 15214 // Process list of secure containers and categorize them 15215 // as active or stale based on their package internal state. 15216 15217 // reader 15218 synchronized (mPackages) { 15219 for (String cid : list) { 15220 // Leave stages untouched for now; installer service owns them 15221 if (PackageInstallerService.isStageName(cid)) continue; 15222 15223 if (DEBUG_SD_INSTALL) 15224 Log.i(TAG, "Processing container " + cid); 15225 String pkgName = getAsecPackageName(cid); 15226 if (pkgName == null) { 15227 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15228 continue; 15229 } 15230 if (DEBUG_SD_INSTALL) 15231 Log.i(TAG, "Looking for pkg : " + pkgName); 15232 15233 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15234 if (ps == null) { 15235 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15236 continue; 15237 } 15238 15239 /* 15240 * Skip packages that are not external if we're unmounting 15241 * external storage. 15242 */ 15243 if (externalStorage && !isMounted && !isExternal(ps)) { 15244 continue; 15245 } 15246 15247 final AsecInstallArgs args = new AsecInstallArgs(cid, 15248 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15249 // The package status is changed only if the code path 15250 // matches between settings and the container id. 15251 if (ps.codePathString != null 15252 && ps.codePathString.startsWith(args.getCodePath())) { 15253 if (DEBUG_SD_INSTALL) { 15254 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15255 + " at code path: " + ps.codePathString); 15256 } 15257 15258 // We do have a valid package installed on sdcard 15259 processCids.put(args, ps.codePathString); 15260 final int uid = ps.appId; 15261 if (uid != -1) { 15262 uidArr = ArrayUtils.appendInt(uidArr, uid); 15263 } 15264 } else { 15265 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15266 + ps.codePathString); 15267 } 15268 } 15269 } 15270 15271 Arrays.sort(uidArr); 15272 } 15273 15274 // Process packages with valid entries. 15275 if (isMounted) { 15276 if (DEBUG_SD_INSTALL) 15277 Log.i(TAG, "Loading packages"); 15278 loadMediaPackages(processCids, uidArr); 15279 startCleaningPackages(); 15280 mInstallerService.onSecureContainersAvailable(); 15281 } else { 15282 if (DEBUG_SD_INSTALL) 15283 Log.i(TAG, "Unloading packages"); 15284 unloadMediaPackages(processCids, uidArr, reportStatus); 15285 } 15286 } 15287 15288 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15289 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15290 final int size = infos.size(); 15291 final String[] packageNames = new String[size]; 15292 final int[] packageUids = new int[size]; 15293 for (int i = 0; i < size; i++) { 15294 final ApplicationInfo info = infos.get(i); 15295 packageNames[i] = info.packageName; 15296 packageUids[i] = info.uid; 15297 } 15298 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15299 finishedReceiver); 15300 } 15301 15302 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15303 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15304 sendResourcesChangedBroadcast(mediaStatus, replacing, 15305 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15306 } 15307 15308 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15309 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15310 int size = pkgList.length; 15311 if (size > 0) { 15312 // Send broadcasts here 15313 Bundle extras = new Bundle(); 15314 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15315 if (uidArr != null) { 15316 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15317 } 15318 if (replacing) { 15319 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15320 } 15321 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15322 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15323 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15324 } 15325 } 15326 15327 /* 15328 * Look at potentially valid container ids from processCids If package 15329 * information doesn't match the one on record or package scanning fails, 15330 * the cid is added to list of removeCids. We currently don't delete stale 15331 * containers. 15332 */ 15333 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15334 ArrayList<String> pkgList = new ArrayList<String>(); 15335 Set<AsecInstallArgs> keys = processCids.keySet(); 15336 15337 for (AsecInstallArgs args : keys) { 15338 String codePath = processCids.get(args); 15339 if (DEBUG_SD_INSTALL) 15340 Log.i(TAG, "Loading container : " + args.cid); 15341 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15342 try { 15343 // Make sure there are no container errors first. 15344 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15345 Slog.e(TAG, "Failed to mount cid : " + args.cid 15346 + " when installing from sdcard"); 15347 continue; 15348 } 15349 // Check code path here. 15350 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15351 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15352 + " does not match one in settings " + codePath); 15353 continue; 15354 } 15355 // Parse package 15356 int parseFlags = mDefParseFlags; 15357 if (args.isExternalAsec()) { 15358 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15359 } 15360 if (args.isFwdLocked()) { 15361 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15362 } 15363 15364 synchronized (mInstallLock) { 15365 PackageParser.Package pkg = null; 15366 try { 15367 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15368 } catch (PackageManagerException e) { 15369 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15370 } 15371 // Scan the package 15372 if (pkg != null) { 15373 /* 15374 * TODO why is the lock being held? doPostInstall is 15375 * called in other places without the lock. This needs 15376 * to be straightened out. 15377 */ 15378 // writer 15379 synchronized (mPackages) { 15380 retCode = PackageManager.INSTALL_SUCCEEDED; 15381 pkgList.add(pkg.packageName); 15382 // Post process args 15383 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15384 pkg.applicationInfo.uid); 15385 } 15386 } else { 15387 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15388 } 15389 } 15390 15391 } finally { 15392 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15393 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15394 } 15395 } 15396 } 15397 // writer 15398 synchronized (mPackages) { 15399 // If the platform SDK has changed since the last time we booted, 15400 // we need to re-grant app permission to catch any new ones that 15401 // appear. This is really a hack, and means that apps can in some 15402 // cases get permissions that the user didn't initially explicitly 15403 // allow... it would be nice to have some better way to handle 15404 // this situation. 15405 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15406 if (regrantPermissions) 15407 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15408 + mSdkVersion + "; regranting permissions for external storage"); 15409 mSettings.mExternalSdkPlatform = mSdkVersion; 15410 15411 // Make sure group IDs have been assigned, and any permission 15412 // changes in other apps are accounted for 15413 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15414 | (regrantPermissions 15415 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15416 : 0)); 15417 15418 mSettings.updateExternalDatabaseVersion(); 15419 15420 // can downgrade to reader 15421 // Persist settings 15422 mSettings.writeLPr(); 15423 } 15424 // Send a broadcast to let everyone know we are done processing 15425 if (pkgList.size() > 0) { 15426 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15427 } 15428 } 15429 15430 /* 15431 * Utility method to unload a list of specified containers 15432 */ 15433 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15434 // Just unmount all valid containers. 15435 for (AsecInstallArgs arg : cidArgs) { 15436 synchronized (mInstallLock) { 15437 arg.doPostDeleteLI(false); 15438 } 15439 } 15440 } 15441 15442 /* 15443 * Unload packages mounted on external media. This involves deleting package 15444 * data from internal structures, sending broadcasts about diabled packages, 15445 * gc'ing to free up references, unmounting all secure containers 15446 * corresponding to packages on external media, and posting a 15447 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15448 * that we always have to post this message if status has been requested no 15449 * matter what. 15450 */ 15451 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15452 final boolean reportStatus) { 15453 if (DEBUG_SD_INSTALL) 15454 Log.i(TAG, "unloading media packages"); 15455 ArrayList<String> pkgList = new ArrayList<String>(); 15456 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15457 final Set<AsecInstallArgs> keys = processCids.keySet(); 15458 for (AsecInstallArgs args : keys) { 15459 String pkgName = args.getPackageName(); 15460 if (DEBUG_SD_INSTALL) 15461 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15462 // Delete package internally 15463 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15464 synchronized (mInstallLock) { 15465 boolean res = deletePackageLI(pkgName, null, false, null, null, 15466 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15467 if (res) { 15468 pkgList.add(pkgName); 15469 } else { 15470 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15471 failedList.add(args); 15472 } 15473 } 15474 } 15475 15476 // reader 15477 synchronized (mPackages) { 15478 // We didn't update the settings after removing each package; 15479 // write them now for all packages. 15480 mSettings.writeLPr(); 15481 } 15482 15483 // We have to absolutely send UPDATED_MEDIA_STATUS only 15484 // after confirming that all the receivers processed the ordered 15485 // broadcast when packages get disabled, force a gc to clean things up. 15486 // and unload all the containers. 15487 if (pkgList.size() > 0) { 15488 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15489 new IIntentReceiver.Stub() { 15490 public void performReceive(Intent intent, int resultCode, String data, 15491 Bundle extras, boolean ordered, boolean sticky, 15492 int sendingUser) throws RemoteException { 15493 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15494 reportStatus ? 1 : 0, 1, keys); 15495 mHandler.sendMessage(msg); 15496 } 15497 }); 15498 } else { 15499 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15500 keys); 15501 mHandler.sendMessage(msg); 15502 } 15503 } 15504 15505 private void loadPrivatePackages(VolumeInfo vol) { 15506 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15507 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15508 synchronized (mInstallLock) { 15509 synchronized (mPackages) { 15510 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15511 for (PackageSetting ps : packages) { 15512 final PackageParser.Package pkg; 15513 try { 15514 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15515 loaded.add(pkg.applicationInfo); 15516 } catch (PackageManagerException e) { 15517 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15518 } 15519 } 15520 15521 // TODO: regrant any permissions that changed based since original install 15522 15523 mSettings.writeLPr(); 15524 } 15525 } 15526 15527 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15528 sendResourcesChangedBroadcast(true, false, loaded, null); 15529 } 15530 15531 private void unloadPrivatePackages(VolumeInfo vol) { 15532 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15533 synchronized (mInstallLock) { 15534 synchronized (mPackages) { 15535 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15536 for (PackageSetting ps : packages) { 15537 if (ps.pkg == null) continue; 15538 15539 final ApplicationInfo info = ps.pkg.applicationInfo; 15540 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15541 if (deletePackageLI(ps.name, null, false, null, null, 15542 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15543 unloaded.add(info); 15544 } else { 15545 Slog.w(TAG, "Failed to unload " + ps.codePath); 15546 } 15547 } 15548 15549 mSettings.writeLPr(); 15550 } 15551 } 15552 15553 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15554 sendResourcesChangedBroadcast(false, false, unloaded, null); 15555 } 15556 15557 /** 15558 * Examine all users present on given mounted volume, and destroy data 15559 * belonging to users that are no longer valid, or whose user ID has been 15560 * recycled. 15561 */ 15562 private void reconcileUsers(String volumeUuid) { 15563 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15564 if (ArrayUtils.isEmpty(files)) { 15565 Slog.d(TAG, "No users found on " + volumeUuid); 15566 return; 15567 } 15568 15569 for (File file : files) { 15570 if (!file.isDirectory()) continue; 15571 15572 final int userId; 15573 final UserInfo info; 15574 try { 15575 userId = Integer.parseInt(file.getName()); 15576 info = sUserManager.getUserInfo(userId); 15577 } catch (NumberFormatException e) { 15578 Slog.w(TAG, "Invalid user directory " + file); 15579 continue; 15580 } 15581 15582 boolean destroyUser = false; 15583 if (info == null) { 15584 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15585 + " because no matching user was found"); 15586 destroyUser = true; 15587 } else { 15588 try { 15589 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15590 } catch (IOException e) { 15591 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15592 + " because we failed to enforce serial number: " + e); 15593 destroyUser = true; 15594 } 15595 } 15596 15597 if (destroyUser) { 15598 synchronized (mInstallLock) { 15599 mInstaller.removeUserDataDirs(volumeUuid, userId); 15600 } 15601 } 15602 } 15603 15604 final UserManager um = mContext.getSystemService(UserManager.class); 15605 for (UserInfo user : um.getUsers()) { 15606 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15607 if (userDir.exists()) continue; 15608 15609 try { 15610 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15611 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15612 } catch (IOException e) { 15613 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15614 } 15615 } 15616 } 15617 15618 /** 15619 * Examine all apps present on given mounted volume, and destroy apps that 15620 * aren't expected, either due to uninstallation or reinstallation on 15621 * another volume. 15622 */ 15623 private void reconcileApps(String volumeUuid) { 15624 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15625 if (ArrayUtils.isEmpty(files)) { 15626 Slog.d(TAG, "No apps found on " + volumeUuid); 15627 return; 15628 } 15629 15630 for (File file : files) { 15631 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15632 && !PackageInstallerService.isStageName(file.getName()); 15633 if (!isPackage) { 15634 // Ignore entries which are not packages 15635 continue; 15636 } 15637 15638 boolean destroyApp = false; 15639 String packageName = null; 15640 try { 15641 final PackageLite pkg = PackageParser.parsePackageLite(file, 15642 PackageParser.PARSE_MUST_BE_APK); 15643 packageName = pkg.packageName; 15644 15645 synchronized (mPackages) { 15646 final PackageSetting ps = mSettings.mPackages.get(packageName); 15647 if (ps == null) { 15648 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15649 + volumeUuid + " because we found no install record"); 15650 destroyApp = true; 15651 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15652 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15653 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15654 destroyApp = true; 15655 } 15656 } 15657 15658 } catch (PackageParserException e) { 15659 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15660 destroyApp = true; 15661 } 15662 15663 if (destroyApp) { 15664 synchronized (mInstallLock) { 15665 if (packageName != null) { 15666 removeDataDirsLI(volumeUuid, packageName); 15667 } 15668 if (file.isDirectory()) { 15669 mInstaller.rmPackageDir(file.getAbsolutePath()); 15670 } else { 15671 file.delete(); 15672 } 15673 } 15674 } 15675 } 15676 } 15677 15678 private void unfreezePackage(String packageName) { 15679 synchronized (mPackages) { 15680 final PackageSetting ps = mSettings.mPackages.get(packageName); 15681 if (ps != null) { 15682 ps.frozen = false; 15683 } 15684 } 15685 } 15686 15687 @Override 15688 public int movePackage(final String packageName, final String volumeUuid) { 15689 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15690 15691 final int moveId = mNextMoveId.getAndIncrement(); 15692 try { 15693 movePackageInternal(packageName, volumeUuid, moveId); 15694 } catch (PackageManagerException e) { 15695 Slog.w(TAG, "Failed to move " + packageName, e); 15696 mMoveCallbacks.notifyStatusChanged(moveId, 15697 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15698 } 15699 return moveId; 15700 } 15701 15702 private void movePackageInternal(final String packageName, final String volumeUuid, 15703 final int moveId) throws PackageManagerException { 15704 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15705 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15706 final PackageManager pm = mContext.getPackageManager(); 15707 15708 final boolean currentAsec; 15709 final String currentVolumeUuid; 15710 final File codeFile; 15711 final String installerPackageName; 15712 final String packageAbiOverride; 15713 final int appId; 15714 final String seinfo; 15715 final String label; 15716 15717 // reader 15718 synchronized (mPackages) { 15719 final PackageParser.Package pkg = mPackages.get(packageName); 15720 final PackageSetting ps = mSettings.mPackages.get(packageName); 15721 if (pkg == null || ps == null) { 15722 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15723 } 15724 15725 if (pkg.applicationInfo.isSystemApp()) { 15726 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15727 "Cannot move system application"); 15728 } 15729 15730 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15731 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15732 "Package already moved to " + volumeUuid); 15733 } 15734 15735 final File probe = new File(pkg.codePath); 15736 final File probeOat = new File(probe, "oat"); 15737 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15738 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15739 "Move only supported for modern cluster style installs"); 15740 } 15741 15742 if (ps.frozen) { 15743 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15744 "Failed to move already frozen package"); 15745 } 15746 ps.frozen = true; 15747 15748 currentAsec = pkg.applicationInfo.isForwardLocked() 15749 || pkg.applicationInfo.isExternalAsec(); 15750 currentVolumeUuid = ps.volumeUuid; 15751 codeFile = new File(pkg.codePath); 15752 installerPackageName = ps.installerPackageName; 15753 packageAbiOverride = ps.cpuAbiOverrideString; 15754 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15755 seinfo = pkg.applicationInfo.seinfo; 15756 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15757 } 15758 15759 // Now that we're guarded by frozen state, kill app during move 15760 killApplication(packageName, appId, "move pkg"); 15761 15762 final Bundle extras = new Bundle(); 15763 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15764 extras.putString(Intent.EXTRA_TITLE, label); 15765 mMoveCallbacks.notifyCreated(moveId, extras); 15766 15767 int installFlags; 15768 final boolean moveCompleteApp; 15769 final File measurePath; 15770 15771 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15772 installFlags = INSTALL_INTERNAL; 15773 moveCompleteApp = !currentAsec; 15774 measurePath = Environment.getDataAppDirectory(volumeUuid); 15775 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15776 installFlags = INSTALL_EXTERNAL; 15777 moveCompleteApp = false; 15778 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15779 } else { 15780 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15781 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15782 || !volume.isMountedWritable()) { 15783 unfreezePackage(packageName); 15784 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15785 "Move location not mounted private volume"); 15786 } 15787 15788 Preconditions.checkState(!currentAsec); 15789 15790 installFlags = INSTALL_INTERNAL; 15791 moveCompleteApp = true; 15792 measurePath = Environment.getDataAppDirectory(volumeUuid); 15793 } 15794 15795 final PackageStats stats = new PackageStats(null, -1); 15796 synchronized (mInstaller) { 15797 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15798 unfreezePackage(packageName); 15799 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15800 "Failed to measure package size"); 15801 } 15802 } 15803 15804 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15805 + stats.dataSize); 15806 15807 final long startFreeBytes = measurePath.getFreeSpace(); 15808 final long sizeBytes; 15809 if (moveCompleteApp) { 15810 sizeBytes = stats.codeSize + stats.dataSize; 15811 } else { 15812 sizeBytes = stats.codeSize; 15813 } 15814 15815 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15816 unfreezePackage(packageName); 15817 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15818 "Not enough free space to move"); 15819 } 15820 15821 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15822 15823 final CountDownLatch installedLatch = new CountDownLatch(1); 15824 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15825 @Override 15826 public void onUserActionRequired(Intent intent) throws RemoteException { 15827 throw new IllegalStateException(); 15828 } 15829 15830 @Override 15831 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15832 Bundle extras) throws RemoteException { 15833 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15834 + PackageManager.installStatusToString(returnCode, msg)); 15835 15836 installedLatch.countDown(); 15837 15838 // Regardless of success or failure of the move operation, 15839 // always unfreeze the package 15840 unfreezePackage(packageName); 15841 15842 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15843 switch (status) { 15844 case PackageInstaller.STATUS_SUCCESS: 15845 mMoveCallbacks.notifyStatusChanged(moveId, 15846 PackageManager.MOVE_SUCCEEDED); 15847 break; 15848 case PackageInstaller.STATUS_FAILURE_STORAGE: 15849 mMoveCallbacks.notifyStatusChanged(moveId, 15850 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15851 break; 15852 default: 15853 mMoveCallbacks.notifyStatusChanged(moveId, 15854 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15855 break; 15856 } 15857 } 15858 }; 15859 15860 final MoveInfo move; 15861 if (moveCompleteApp) { 15862 // Kick off a thread to report progress estimates 15863 new Thread() { 15864 @Override 15865 public void run() { 15866 while (true) { 15867 try { 15868 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15869 break; 15870 } 15871 } catch (InterruptedException ignored) { 15872 } 15873 15874 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15875 final int progress = 10 + (int) MathUtils.constrain( 15876 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15877 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15878 } 15879 } 15880 }.start(); 15881 15882 final String dataAppName = codeFile.getName(); 15883 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15884 dataAppName, appId, seinfo); 15885 } else { 15886 move = null; 15887 } 15888 15889 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15890 15891 final Message msg = mHandler.obtainMessage(INIT_COPY); 15892 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15893 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15894 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15895 mHandler.sendMessage(msg); 15896 } 15897 15898 @Override 15899 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15900 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15901 15902 final int realMoveId = mNextMoveId.getAndIncrement(); 15903 final Bundle extras = new Bundle(); 15904 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15905 mMoveCallbacks.notifyCreated(realMoveId, extras); 15906 15907 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15908 @Override 15909 public void onCreated(int moveId, Bundle extras) { 15910 // Ignored 15911 } 15912 15913 @Override 15914 public void onStatusChanged(int moveId, int status, long estMillis) { 15915 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15916 } 15917 }; 15918 15919 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15920 storage.setPrimaryStorageUuid(volumeUuid, callback); 15921 return realMoveId; 15922 } 15923 15924 @Override 15925 public int getMoveStatus(int moveId) { 15926 mContext.enforceCallingOrSelfPermission( 15927 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15928 return mMoveCallbacks.mLastStatus.get(moveId); 15929 } 15930 15931 @Override 15932 public void registerMoveCallback(IPackageMoveObserver callback) { 15933 mContext.enforceCallingOrSelfPermission( 15934 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15935 mMoveCallbacks.register(callback); 15936 } 15937 15938 @Override 15939 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15940 mContext.enforceCallingOrSelfPermission( 15941 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15942 mMoveCallbacks.unregister(callback); 15943 } 15944 15945 @Override 15946 public boolean setInstallLocation(int loc) { 15947 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15948 null); 15949 if (getInstallLocation() == loc) { 15950 return true; 15951 } 15952 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15953 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15954 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15955 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15956 return true; 15957 } 15958 return false; 15959 } 15960 15961 @Override 15962 public int getInstallLocation() { 15963 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15964 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15965 PackageHelper.APP_INSTALL_AUTO); 15966 } 15967 15968 /** Called by UserManagerService */ 15969 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15970 mDirtyUsers.remove(userHandle); 15971 mSettings.removeUserLPw(userHandle); 15972 mPendingBroadcasts.remove(userHandle); 15973 if (mInstaller != null) { 15974 // Technically, we shouldn't be doing this with the package lock 15975 // held. However, this is very rare, and there is already so much 15976 // other disk I/O going on, that we'll let it slide for now. 15977 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15978 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15979 final String volumeUuid = vol.getFsUuid(); 15980 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15981 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15982 } 15983 } 15984 mUserNeedsBadging.delete(userHandle); 15985 removeUnusedPackagesLILPw(userManager, userHandle); 15986 } 15987 15988 /** 15989 * We're removing userHandle and would like to remove any downloaded packages 15990 * that are no longer in use by any other user. 15991 * @param userHandle the user being removed 15992 */ 15993 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15994 final boolean DEBUG_CLEAN_APKS = false; 15995 int [] users = userManager.getUserIdsLPr(); 15996 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15997 while (psit.hasNext()) { 15998 PackageSetting ps = psit.next(); 15999 if (ps.pkg == null) { 16000 continue; 16001 } 16002 final String packageName = ps.pkg.packageName; 16003 // Skip over if system app 16004 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16005 continue; 16006 } 16007 if (DEBUG_CLEAN_APKS) { 16008 Slog.i(TAG, "Checking package " + packageName); 16009 } 16010 boolean keep = false; 16011 for (int i = 0; i < users.length; i++) { 16012 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16013 keep = true; 16014 if (DEBUG_CLEAN_APKS) { 16015 Slog.i(TAG, " Keeping package " + packageName + " for user " 16016 + users[i]); 16017 } 16018 break; 16019 } 16020 } 16021 if (!keep) { 16022 if (DEBUG_CLEAN_APKS) { 16023 Slog.i(TAG, " Removing package " + packageName); 16024 } 16025 mHandler.post(new Runnable() { 16026 public void run() { 16027 deletePackageX(packageName, userHandle, 0); 16028 } //end run 16029 }); 16030 } 16031 } 16032 } 16033 16034 /** Called by UserManagerService */ 16035 void createNewUserLILPw(int userHandle) { 16036 if (mInstaller != null) { 16037 mInstaller.createUserConfig(userHandle); 16038 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16039 applyFactoryDefaultBrowserLPw(userHandle); 16040 primeDomainVerificationsLPw(userHandle); 16041 } 16042 } 16043 16044 void newUserCreated(final int userHandle) { 16045 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16046 } 16047 16048 @Override 16049 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16050 mContext.enforceCallingOrSelfPermission( 16051 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16052 "Only package verification agents can read the verifier device identity"); 16053 16054 synchronized (mPackages) { 16055 return mSettings.getVerifierDeviceIdentityLPw(); 16056 } 16057 } 16058 16059 @Override 16060 public void setPermissionEnforced(String permission, boolean enforced) { 16061 // TODO: Now that we no longer change GID for storage, this should to away. 16062 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16063 "setPermissionEnforced"); 16064 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16065 synchronized (mPackages) { 16066 if (mSettings.mReadExternalStorageEnforced == null 16067 || mSettings.mReadExternalStorageEnforced != enforced) { 16068 mSettings.mReadExternalStorageEnforced = enforced; 16069 mSettings.writeLPr(); 16070 } 16071 } 16072 // kill any non-foreground processes so we restart them and 16073 // grant/revoke the GID. 16074 final IActivityManager am = ActivityManagerNative.getDefault(); 16075 if (am != null) { 16076 final long token = Binder.clearCallingIdentity(); 16077 try { 16078 am.killProcessesBelowForeground("setPermissionEnforcement"); 16079 } catch (RemoteException e) { 16080 } finally { 16081 Binder.restoreCallingIdentity(token); 16082 } 16083 } 16084 } else { 16085 throw new IllegalArgumentException("No selective enforcement for " + permission); 16086 } 16087 } 16088 16089 @Override 16090 @Deprecated 16091 public boolean isPermissionEnforced(String permission) { 16092 return true; 16093 } 16094 16095 @Override 16096 public boolean isStorageLow() { 16097 final long token = Binder.clearCallingIdentity(); 16098 try { 16099 final DeviceStorageMonitorInternal 16100 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16101 if (dsm != null) { 16102 return dsm.isMemoryLow(); 16103 } else { 16104 return false; 16105 } 16106 } finally { 16107 Binder.restoreCallingIdentity(token); 16108 } 16109 } 16110 16111 @Override 16112 public IPackageInstaller getPackageInstaller() { 16113 return mInstallerService; 16114 } 16115 16116 private boolean userNeedsBadging(int userId) { 16117 int index = mUserNeedsBadging.indexOfKey(userId); 16118 if (index < 0) { 16119 final UserInfo userInfo; 16120 final long token = Binder.clearCallingIdentity(); 16121 try { 16122 userInfo = sUserManager.getUserInfo(userId); 16123 } finally { 16124 Binder.restoreCallingIdentity(token); 16125 } 16126 final boolean b; 16127 if (userInfo != null && userInfo.isManagedProfile()) { 16128 b = true; 16129 } else { 16130 b = false; 16131 } 16132 mUserNeedsBadging.put(userId, b); 16133 return b; 16134 } 16135 return mUserNeedsBadging.valueAt(index); 16136 } 16137 16138 @Override 16139 public KeySet getKeySetByAlias(String packageName, String alias) { 16140 if (packageName == null || alias == null) { 16141 return null; 16142 } 16143 synchronized(mPackages) { 16144 final PackageParser.Package pkg = mPackages.get(packageName); 16145 if (pkg == null) { 16146 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16147 throw new IllegalArgumentException("Unknown package: " + packageName); 16148 } 16149 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16150 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16151 } 16152 } 16153 16154 @Override 16155 public KeySet getSigningKeySet(String packageName) { 16156 if (packageName == null) { 16157 return null; 16158 } 16159 synchronized(mPackages) { 16160 final PackageParser.Package pkg = mPackages.get(packageName); 16161 if (pkg == null) { 16162 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16163 throw new IllegalArgumentException("Unknown package: " + packageName); 16164 } 16165 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16166 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16167 throw new SecurityException("May not access signing KeySet of other apps."); 16168 } 16169 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16170 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16171 } 16172 } 16173 16174 @Override 16175 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16176 if (packageName == null || ks == null) { 16177 return false; 16178 } 16179 synchronized(mPackages) { 16180 final PackageParser.Package pkg = mPackages.get(packageName); 16181 if (pkg == null) { 16182 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16183 throw new IllegalArgumentException("Unknown package: " + packageName); 16184 } 16185 IBinder ksh = ks.getToken(); 16186 if (ksh instanceof KeySetHandle) { 16187 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16188 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16189 } 16190 return false; 16191 } 16192 } 16193 16194 @Override 16195 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16196 if (packageName == null || ks == null) { 16197 return false; 16198 } 16199 synchronized(mPackages) { 16200 final PackageParser.Package pkg = mPackages.get(packageName); 16201 if (pkg == null) { 16202 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16203 throw new IllegalArgumentException("Unknown package: " + packageName); 16204 } 16205 IBinder ksh = ks.getToken(); 16206 if (ksh instanceof KeySetHandle) { 16207 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16208 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16209 } 16210 return false; 16211 } 16212 } 16213 16214 public void getUsageStatsIfNoPackageUsageInfo() { 16215 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16216 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16217 if (usm == null) { 16218 throw new IllegalStateException("UsageStatsManager must be initialized"); 16219 } 16220 long now = System.currentTimeMillis(); 16221 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16222 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16223 String packageName = entry.getKey(); 16224 PackageParser.Package pkg = mPackages.get(packageName); 16225 if (pkg == null) { 16226 continue; 16227 } 16228 UsageStats usage = entry.getValue(); 16229 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16230 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16231 } 16232 } 16233 } 16234 16235 /** 16236 * Check and throw if the given before/after packages would be considered a 16237 * downgrade. 16238 */ 16239 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16240 throws PackageManagerException { 16241 if (after.versionCode < before.mVersionCode) { 16242 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16243 "Update version code " + after.versionCode + " is older than current " 16244 + before.mVersionCode); 16245 } else if (after.versionCode == before.mVersionCode) { 16246 if (after.baseRevisionCode < before.baseRevisionCode) { 16247 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16248 "Update base revision code " + after.baseRevisionCode 16249 + " is older than current " + before.baseRevisionCode); 16250 } 16251 16252 if (!ArrayUtils.isEmpty(after.splitNames)) { 16253 for (int i = 0; i < after.splitNames.length; i++) { 16254 final String splitName = after.splitNames[i]; 16255 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16256 if (j != -1) { 16257 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16258 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16259 "Update split " + splitName + " revision code " 16260 + after.splitRevisionCodes[i] + " is older than current " 16261 + before.splitRevisionCodes[j]); 16262 } 16263 } 16264 } 16265 } 16266 } 16267 } 16268 16269 private static class MoveCallbacks extends Handler { 16270 private static final int MSG_CREATED = 1; 16271 private static final int MSG_STATUS_CHANGED = 2; 16272 16273 private final RemoteCallbackList<IPackageMoveObserver> 16274 mCallbacks = new RemoteCallbackList<>(); 16275 16276 private final SparseIntArray mLastStatus = new SparseIntArray(); 16277 16278 public MoveCallbacks(Looper looper) { 16279 super(looper); 16280 } 16281 16282 public void register(IPackageMoveObserver callback) { 16283 mCallbacks.register(callback); 16284 } 16285 16286 public void unregister(IPackageMoveObserver callback) { 16287 mCallbacks.unregister(callback); 16288 } 16289 16290 @Override 16291 public void handleMessage(Message msg) { 16292 final SomeArgs args = (SomeArgs) msg.obj; 16293 final int n = mCallbacks.beginBroadcast(); 16294 for (int i = 0; i < n; i++) { 16295 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16296 try { 16297 invokeCallback(callback, msg.what, args); 16298 } catch (RemoteException ignored) { 16299 } 16300 } 16301 mCallbacks.finishBroadcast(); 16302 args.recycle(); 16303 } 16304 16305 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16306 throws RemoteException { 16307 switch (what) { 16308 case MSG_CREATED: { 16309 callback.onCreated(args.argi1, (Bundle) args.arg2); 16310 break; 16311 } 16312 case MSG_STATUS_CHANGED: { 16313 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16314 break; 16315 } 16316 } 16317 } 16318 16319 private void notifyCreated(int moveId, Bundle extras) { 16320 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16321 16322 final SomeArgs args = SomeArgs.obtain(); 16323 args.argi1 = moveId; 16324 args.arg2 = extras; 16325 obtainMessage(MSG_CREATED, args).sendToTarget(); 16326 } 16327 16328 private void notifyStatusChanged(int moveId, int status) { 16329 notifyStatusChanged(moveId, status, -1); 16330 } 16331 16332 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16333 Slog.v(TAG, "Move " + moveId + " status " + status); 16334 16335 final SomeArgs args = SomeArgs.obtain(); 16336 args.argi1 = moveId; 16337 args.argi2 = status; 16338 args.arg3 = estMillis; 16339 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16340 16341 synchronized (mLastStatus) { 16342 mLastStatus.put(moveId, status); 16343 } 16344 } 16345 } 16346 16347 private final class OnPermissionChangeListeners extends Handler { 16348 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16349 16350 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16351 new RemoteCallbackList<>(); 16352 16353 public OnPermissionChangeListeners(Looper looper) { 16354 super(looper); 16355 } 16356 16357 @Override 16358 public void handleMessage(Message msg) { 16359 switch (msg.what) { 16360 case MSG_ON_PERMISSIONS_CHANGED: { 16361 final int uid = msg.arg1; 16362 handleOnPermissionsChanged(uid); 16363 } break; 16364 } 16365 } 16366 16367 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16368 mPermissionListeners.register(listener); 16369 16370 } 16371 16372 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16373 mPermissionListeners.unregister(listener); 16374 } 16375 16376 public void onPermissionsChanged(int uid) { 16377 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16378 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16379 } 16380 } 16381 16382 private void handleOnPermissionsChanged(int uid) { 16383 final int count = mPermissionListeners.beginBroadcast(); 16384 try { 16385 for (int i = 0; i < count; i++) { 16386 IOnPermissionsChangeListener callback = mPermissionListeners 16387 .getBroadcastItem(i); 16388 try { 16389 callback.onPermissionsChanged(uid); 16390 } catch (RemoteException e) { 16391 Log.e(TAG, "Permission listener is dead", e); 16392 } 16393 } 16394 } finally { 16395 mPermissionListeners.finishBroadcast(); 16396 } 16397 } 16398 } 16399 16400 private class PackageManagerInternalImpl extends PackageManagerInternal { 16401 @Override 16402 public void setLocationPackagesProvider(PackagesProvider provider) { 16403 synchronized (mPackages) { 16404 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16405 } 16406 } 16407 16408 @Override 16409 public void setImePackagesProvider(PackagesProvider provider) { 16410 synchronized (mPackages) { 16411 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16412 } 16413 } 16414 16415 @Override 16416 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16417 synchronized (mPackages) { 16418 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16419 } 16420 } 16421 16422 @Override 16423 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16424 synchronized (mPackages) { 16425 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16426 } 16427 } 16428 16429 @Override 16430 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16431 synchronized (mPackages) { 16432 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16433 } 16434 } 16435 16436 @Override 16437 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16438 synchronized (mPackages) { 16439 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16440 } 16441 } 16442 16443 @Override 16444 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16445 synchronized (mPackages) { 16446 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16447 packageName, userId); 16448 } 16449 } 16450 16451 @Override 16452 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16453 synchronized (mPackages) { 16454 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16455 packageName, userId); 16456 } 16457 } 16458 } 16459 16460 @Override 16461 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16462 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16463 synchronized (mPackages) { 16464 final long identity = Binder.clearCallingIdentity(); 16465 try { 16466 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16467 packageNames, userId); 16468 } finally { 16469 Binder.restoreCallingIdentity(identity); 16470 } 16471 } 16472 } 16473 16474 private static void enforceSystemOrPhoneCaller(String tag) { 16475 int callingUid = Binder.getCallingUid(); 16476 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16477 throw new SecurityException( 16478 "Cannot call " + tag + " from UID " + callingUid); 16479 } 16480 } 16481} 16482