PackageManagerService.java revision 12058d065e5940c4a38c22327c6e956f6b5492a3
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.pm.Settings.VersionInfo; 228import com.android.server.storage.DeviceStorageMonitorInternal; 229 230import org.xmlpull.v1.XmlPullParser; 231import org.xmlpull.v1.XmlPullParserException; 232import org.xmlpull.v1.XmlSerializer; 233 234import java.io.BufferedInputStream; 235import java.io.BufferedOutputStream; 236import java.io.BufferedReader; 237import java.io.ByteArrayInputStream; 238import java.io.ByteArrayOutputStream; 239import java.io.File; 240import java.io.FileDescriptor; 241import java.io.FileNotFoundException; 242import java.io.FileOutputStream; 243import java.io.FileReader; 244import java.io.FilenameFilter; 245import java.io.IOException; 246import java.io.InputStream; 247import java.io.PrintWriter; 248import java.nio.charset.StandardCharsets; 249import java.security.NoSuchAlgorithmException; 250import java.security.PublicKey; 251import java.security.cert.CertificateEncodingException; 252import java.security.cert.CertificateException; 253import java.text.SimpleDateFormat; 254import java.util.ArrayList; 255import java.util.Arrays; 256import java.util.Collection; 257import java.util.Collections; 258import java.util.Comparator; 259import java.util.Date; 260import java.util.Iterator; 261import java.util.List; 262import java.util.Map; 263import java.util.Objects; 264import java.util.Set; 265import java.util.concurrent.CountDownLatch; 266import java.util.concurrent.TimeUnit; 267import java.util.concurrent.atomic.AtomicBoolean; 268import java.util.concurrent.atomic.AtomicInteger; 269import java.util.concurrent.atomic.AtomicLong; 270 271/** 272 * Keep track of all those .apks everywhere. 273 * 274 * This is very central to the platform's security; please run the unit 275 * tests whenever making modifications here: 276 * 277runtest -c android.content.pm.PackageManagerTests frameworks-core 278 * 279 * {@hide} 280 */ 281public class PackageManagerService extends IPackageManager.Stub { 282 static final String TAG = "PackageManager"; 283 static final boolean DEBUG_SETTINGS = false; 284 static final boolean DEBUG_PREFERRED = false; 285 static final boolean DEBUG_UPGRADE = false; 286 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 287 private static final boolean DEBUG_BACKUP = false; 288 private static final boolean DEBUG_INSTALL = false; 289 private static final boolean DEBUG_REMOVE = false; 290 private static final boolean DEBUG_BROADCASTS = false; 291 private static final boolean DEBUG_SHOW_INFO = false; 292 private static final boolean DEBUG_PACKAGE_INFO = false; 293 private static final boolean DEBUG_INTENT_MATCHING = false; 294 private static final boolean DEBUG_PACKAGE_SCANNING = false; 295 private static final boolean DEBUG_VERIFY = false; 296 private static final boolean DEBUG_DEXOPT = false; 297 private static final boolean DEBUG_ABI_SELECTION = false; 298 299 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 300 301 private static final int RADIO_UID = Process.PHONE_UID; 302 private static final int LOG_UID = Process.LOG_UID; 303 private static final int NFC_UID = Process.NFC_UID; 304 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 305 private static final int SHELL_UID = Process.SHELL_UID; 306 307 // Cap the size of permission trees that 3rd party apps can define 308 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 309 310 // Suffix used during package installation when copying/moving 311 // package apks to install directory. 312 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 313 314 static final int SCAN_NO_DEX = 1<<1; 315 static final int SCAN_FORCE_DEX = 1<<2; 316 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 317 static final int SCAN_NEW_INSTALL = 1<<4; 318 static final int SCAN_NO_PATHS = 1<<5; 319 static final int SCAN_UPDATE_TIME = 1<<6; 320 static final int SCAN_DEFER_DEX = 1<<7; 321 static final int SCAN_BOOTING = 1<<8; 322 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 323 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 324 static final int SCAN_REQUIRE_KNOWN = 1<<12; 325 static final int SCAN_MOVE = 1<<13; 326 static final int SCAN_INITIAL = 1<<14; 327 328 static final int REMOVE_CHATTY = 1<<16; 329 330 private static final int[] EMPTY_INT_ARRAY = new int[0]; 331 332 /** 333 * Timeout (in milliseconds) after which the watchdog should declare that 334 * our handler thread is wedged. The usual default for such things is one 335 * minute but we sometimes do very lengthy I/O operations on this thread, 336 * such as installing multi-gigabyte applications, so ours needs to be longer. 337 */ 338 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 339 340 /** 341 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 342 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 343 * settings entry if available, otherwise we use the hardcoded default. If it's been 344 * more than this long since the last fstrim, we force one during the boot sequence. 345 * 346 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 347 * one gets run at the next available charging+idle time. This final mandatory 348 * no-fstrim check kicks in only of the other scheduling criteria is never met. 349 */ 350 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 351 352 /** 353 * Whether verification is enabled by default. 354 */ 355 private static final boolean DEFAULT_VERIFY_ENABLE = true; 356 357 /** 358 * The default maximum time to wait for the verification agent to return in 359 * milliseconds. 360 */ 361 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 362 363 /** 364 * The default response for package verification timeout. 365 * 366 * This can be either PackageManager.VERIFICATION_ALLOW or 367 * PackageManager.VERIFICATION_REJECT. 368 */ 369 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 370 371 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 372 373 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 374 DEFAULT_CONTAINER_PACKAGE, 375 "com.android.defcontainer.DefaultContainerService"); 376 377 private static final String KILL_APP_REASON_GIDS_CHANGED = 378 "permission grant or revoke changed gids"; 379 380 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 381 "permissions revoked"; 382 383 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 384 385 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 386 387 /** Permission grant: not grant the permission. */ 388 private static final int GRANT_DENIED = 1; 389 390 /** Permission grant: grant the permission as an install permission. */ 391 private static final int GRANT_INSTALL = 2; 392 393 /** Permission grant: grant the permission as an install permission for a legacy app. */ 394 private static final int GRANT_INSTALL_LEGACY = 3; 395 396 /** Permission grant: grant the permission as a runtime one. */ 397 private static final int GRANT_RUNTIME = 4; 398 399 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 400 private static final int GRANT_UPGRADE = 5; 401 402 /** Canonical intent used to identify what counts as a "web browser" app */ 403 private static final Intent sBrowserIntent; 404 static { 405 sBrowserIntent = new Intent(); 406 sBrowserIntent.setAction(Intent.ACTION_VIEW); 407 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 408 sBrowserIntent.setData(Uri.parse("http:")); 409 } 410 411 final ServiceThread mHandlerThread; 412 413 final PackageHandler mHandler; 414 415 /** 416 * Messages for {@link #mHandler} that need to wait for system ready before 417 * being dispatched. 418 */ 419 private ArrayList<Message> mPostSystemReadyMessages; 420 421 final int mSdkVersion = Build.VERSION.SDK_INT; 422 423 final Context mContext; 424 final boolean mFactoryTest; 425 final boolean mOnlyCore; 426 final boolean mLazyDexOpt; 427 final long mDexOptLRUThresholdInMills; 428 final DisplayMetrics mMetrics; 429 final int mDefParseFlags; 430 final String[] mSeparateProcesses; 431 final boolean mIsUpgrade; 432 433 // This is where all application persistent data goes. 434 final File mAppDataDir; 435 436 // This is where all application persistent data goes for secondary users. 437 final File mUserAppDataDir; 438 439 /** The location for ASEC container files on internal storage. */ 440 final String mAsecInternalPath; 441 442 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 443 // LOCK HELD. Can be called with mInstallLock held. 444 @GuardedBy("mInstallLock") 445 final Installer mInstaller; 446 447 /** Directory where installed third-party apps stored */ 448 final File mAppInstallDir; 449 450 /** 451 * Directory to which applications installed internally have their 452 * 32 bit native libraries copied. 453 */ 454 private File mAppLib32InstallDir; 455 456 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 457 // apps. 458 final File mDrmAppPrivateInstallDir; 459 460 // ---------------------------------------------------------------- 461 462 // Lock for state used when installing and doing other long running 463 // operations. Methods that must be called with this lock held have 464 // the suffix "LI". 465 final Object mInstallLock = new Object(); 466 467 // ---------------------------------------------------------------- 468 469 // Keys are String (package name), values are Package. This also serves 470 // as the lock for the global state. Methods that must be called with 471 // this lock held have the prefix "LP". 472 @GuardedBy("mPackages") 473 final ArrayMap<String, PackageParser.Package> mPackages = 474 new ArrayMap<String, PackageParser.Package>(); 475 476 // Tracks available target package names -> overlay package paths. 477 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 478 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 479 480 /** 481 * Tracks new system packages [receiving in an OTA] that we expect to 482 * find updated user-installed versions. Keys are package name, values 483 * are package location. 484 */ 485 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 486 487 final Settings mSettings; 488 boolean mRestoredSettings; 489 490 // System configuration read by SystemConfig. 491 final int[] mGlobalGids; 492 final SparseArray<ArraySet<String>> mSystemPermissions; 493 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 494 495 // If mac_permissions.xml was found for seinfo labeling. 496 boolean mFoundPolicyFile; 497 498 // If a recursive restorecon of /data/data/<pkg> is needed. 499 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 500 501 public static final class SharedLibraryEntry { 502 public final String path; 503 public final String apk; 504 505 SharedLibraryEntry(String _path, String _apk) { 506 path = _path; 507 apk = _apk; 508 } 509 } 510 511 // Currently known shared libraries. 512 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 513 new ArrayMap<String, SharedLibraryEntry>(); 514 515 // All available activities, for your resolving pleasure. 516 final ActivityIntentResolver mActivities = 517 new ActivityIntentResolver(); 518 519 // All available receivers, for your resolving pleasure. 520 final ActivityIntentResolver mReceivers = 521 new ActivityIntentResolver(); 522 523 // All available services, for your resolving pleasure. 524 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 525 526 // All available providers, for your resolving pleasure. 527 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 528 529 // Mapping from provider base names (first directory in content URI codePath) 530 // to the provider information. 531 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 532 new ArrayMap<String, PackageParser.Provider>(); 533 534 // Mapping from instrumentation class names to info about them. 535 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 536 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 537 538 // Mapping from permission names to info about them. 539 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 540 new ArrayMap<String, PackageParser.PermissionGroup>(); 541 542 // Packages whose data we have transfered into another package, thus 543 // should no longer exist. 544 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 545 546 // Broadcast actions that are only available to the system. 547 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 548 549 /** List of packages waiting for verification. */ 550 final SparseArray<PackageVerificationState> mPendingVerification 551 = new SparseArray<PackageVerificationState>(); 552 553 /** Set of packages associated with each app op permission. */ 554 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 555 556 final PackageInstallerService mInstallerService; 557 558 private final PackageDexOptimizer mPackageDexOptimizer; 559 560 private AtomicInteger mNextMoveId = new AtomicInteger(); 561 private final MoveCallbacks mMoveCallbacks; 562 563 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 564 565 // Cache of users who need badging. 566 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 567 568 /** Token for keys in mPendingVerification. */ 569 private int mPendingVerificationToken = 0; 570 571 volatile boolean mSystemReady; 572 volatile boolean mSafeMode; 573 volatile boolean mHasSystemUidErrors; 574 575 ApplicationInfo mAndroidApplication; 576 final ActivityInfo mResolveActivity = new ActivityInfo(); 577 final ResolveInfo mResolveInfo = new ResolveInfo(); 578 ComponentName mResolveComponentName; 579 PackageParser.Package mPlatformPackage; 580 ComponentName mCustomResolverComponentName; 581 582 boolean mResolverReplaced = false; 583 584 private final ComponentName mIntentFilterVerifierComponent; 585 private int mIntentFilterVerificationToken = 0; 586 587 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 588 = new SparseArray<IntentFilterVerificationState>(); 589 590 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 591 new DefaultPermissionGrantPolicy(this); 592 593 private static class IFVerificationParams { 594 PackageParser.Package pkg; 595 boolean replacing; 596 int userId; 597 int verifierUid; 598 599 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 600 int _userId, int _verifierUid) { 601 pkg = _pkg; 602 replacing = _replacing; 603 userId = _userId; 604 replacing = _replacing; 605 verifierUid = _verifierUid; 606 } 607 } 608 609 private interface IntentFilterVerifier<T extends IntentFilter> { 610 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 611 T filter, String packageName); 612 void startVerifications(int userId); 613 void receiveVerificationResponse(int verificationId); 614 } 615 616 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 617 private Context mContext; 618 private ComponentName mIntentFilterVerifierComponent; 619 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 620 621 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 622 mContext = context; 623 mIntentFilterVerifierComponent = verifierComponent; 624 } 625 626 private String getDefaultScheme() { 627 return IntentFilter.SCHEME_HTTPS; 628 } 629 630 @Override 631 public void startVerifications(int userId) { 632 // Launch verifications requests 633 int count = mCurrentIntentFilterVerifications.size(); 634 for (int n=0; n<count; n++) { 635 int verificationId = mCurrentIntentFilterVerifications.get(n); 636 final IntentFilterVerificationState ivs = 637 mIntentFilterVerificationStates.get(verificationId); 638 639 String packageName = ivs.getPackageName(); 640 641 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 642 final int filterCount = filters.size(); 643 ArraySet<String> domainsSet = new ArraySet<>(); 644 for (int m=0; m<filterCount; m++) { 645 PackageParser.ActivityIntentInfo filter = filters.get(m); 646 domainsSet.addAll(filter.getHostsList()); 647 } 648 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 649 synchronized (mPackages) { 650 if (mSettings.createIntentFilterVerificationIfNeededLPw( 651 packageName, domainsList) != null) { 652 scheduleWriteSettingsLocked(); 653 } 654 } 655 sendVerificationRequest(userId, verificationId, ivs); 656 } 657 mCurrentIntentFilterVerifications.clear(); 658 } 659 660 private void sendVerificationRequest(int userId, int verificationId, 661 IntentFilterVerificationState ivs) { 662 663 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 664 verificationIntent.putExtra( 665 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 666 verificationId); 667 verificationIntent.putExtra( 668 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 669 getDefaultScheme()); 670 verificationIntent.putExtra( 671 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 672 ivs.getHostsString()); 673 verificationIntent.putExtra( 674 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 675 ivs.getPackageName()); 676 verificationIntent.setComponent(mIntentFilterVerifierComponent); 677 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 678 679 UserHandle user = new UserHandle(userId); 680 mContext.sendBroadcastAsUser(verificationIntent, user); 681 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 682 "Sending IntentFilter verification broadcast"); 683 } 684 685 public void receiveVerificationResponse(int verificationId) { 686 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 687 688 final boolean verified = ivs.isVerified(); 689 690 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 691 final int count = filters.size(); 692 if (DEBUG_DOMAIN_VERIFICATION) { 693 Slog.i(TAG, "Received verification response " + verificationId 694 + " for " + count + " filters, verified=" + verified); 695 } 696 for (int n=0; n<count; n++) { 697 PackageParser.ActivityIntentInfo filter = filters.get(n); 698 filter.setVerified(verified); 699 700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 701 + " verified with result:" + verified + " and hosts:" 702 + ivs.getHostsString()); 703 } 704 705 mIntentFilterVerificationStates.remove(verificationId); 706 707 final String packageName = ivs.getPackageName(); 708 IntentFilterVerificationInfo ivi = null; 709 710 synchronized (mPackages) { 711 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 712 } 713 if (ivi == null) { 714 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 715 + verificationId + " packageName:" + packageName); 716 return; 717 } 718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 719 "Updating IntentFilterVerificationInfo for package " + packageName 720 +" verificationId:" + verificationId); 721 722 synchronized (mPackages) { 723 if (verified) { 724 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 725 } else { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 727 } 728 scheduleWriteSettingsLocked(); 729 730 final int userId = ivs.getUserId(); 731 if (userId != UserHandle.USER_ALL) { 732 final int userStatus = 733 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 734 735 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 736 boolean needUpdate = false; 737 738 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 739 // already been set by the User thru the Disambiguation dialog 740 switch (userStatus) { 741 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 742 if (verified) { 743 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 744 } else { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 746 } 747 needUpdate = true; 748 break; 749 750 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 751 if (verified) { 752 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 753 needUpdate = true; 754 } 755 break; 756 757 default: 758 // Nothing to do 759 } 760 761 if (needUpdate) { 762 mSettings.updateIntentFilterVerificationStatusLPw( 763 packageName, updatedStatus, userId); 764 scheduleWritePackageRestrictionsLocked(userId); 765 } 766 } 767 } 768 } 769 770 @Override 771 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 772 ActivityIntentInfo filter, String packageName) { 773 if (!hasValidDomains(filter)) { 774 return false; 775 } 776 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 777 if (ivs == null) { 778 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 779 packageName); 780 } 781 if (DEBUG_DOMAIN_VERIFICATION) { 782 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 783 } 784 ivs.addFilter(filter); 785 return true; 786 } 787 788 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 789 int userId, int verificationId, String packageName) { 790 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 791 verifierUid, userId, packageName); 792 ivs.setPendingState(); 793 synchronized (mPackages) { 794 mIntentFilterVerificationStates.append(verificationId, ivs); 795 mCurrentIntentFilterVerifications.add(verificationId); 796 } 797 return ivs; 798 } 799 } 800 801 private static boolean hasValidDomains(ActivityIntentInfo filter) { 802 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 803 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 804 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 805 } 806 807 private IntentFilterVerifier mIntentFilterVerifier; 808 809 // Set of pending broadcasts for aggregating enable/disable of components. 810 static class PendingPackageBroadcasts { 811 // for each user id, a map of <package name -> components within that package> 812 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 813 814 public PendingPackageBroadcasts() { 815 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 816 } 817 818 public ArrayList<String> get(int userId, String packageName) { 819 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 820 return packages.get(packageName); 821 } 822 823 public void put(int userId, String packageName, ArrayList<String> components) { 824 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 825 packages.put(packageName, components); 826 } 827 828 public void remove(int userId, String packageName) { 829 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 830 if (packages != null) { 831 packages.remove(packageName); 832 } 833 } 834 835 public void remove(int userId) { 836 mUidMap.remove(userId); 837 } 838 839 public int userIdCount() { 840 return mUidMap.size(); 841 } 842 843 public int userIdAt(int n) { 844 return mUidMap.keyAt(n); 845 } 846 847 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 848 return mUidMap.get(userId); 849 } 850 851 public int size() { 852 // total number of pending broadcast entries across all userIds 853 int num = 0; 854 for (int i = 0; i< mUidMap.size(); i++) { 855 num += mUidMap.valueAt(i).size(); 856 } 857 return num; 858 } 859 860 public void clear() { 861 mUidMap.clear(); 862 } 863 864 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 865 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 866 if (map == null) { 867 map = new ArrayMap<String, ArrayList<String>>(); 868 mUidMap.put(userId, map); 869 } 870 return map; 871 } 872 } 873 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 874 875 // Service Connection to remote media container service to copy 876 // package uri's from external media onto secure containers 877 // or internal storage. 878 private IMediaContainerService mContainerService = null; 879 880 static final int SEND_PENDING_BROADCAST = 1; 881 static final int MCS_BOUND = 3; 882 static final int END_COPY = 4; 883 static final int INIT_COPY = 5; 884 static final int MCS_UNBIND = 6; 885 static final int START_CLEANING_PACKAGE = 7; 886 static final int FIND_INSTALL_LOC = 8; 887 static final int POST_INSTALL = 9; 888 static final int MCS_RECONNECT = 10; 889 static final int MCS_GIVE_UP = 11; 890 static final int UPDATED_MEDIA_STATUS = 12; 891 static final int WRITE_SETTINGS = 13; 892 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 893 static final int PACKAGE_VERIFIED = 15; 894 static final int CHECK_PENDING_VERIFICATION = 16; 895 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 896 static final int INTENT_FILTER_VERIFIED = 18; 897 898 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 899 900 // Delay time in millisecs 901 static final int BROADCAST_DELAY = 10 * 1000; 902 903 static UserManagerService sUserManager; 904 905 // Stores a list of users whose package restrictions file needs to be updated 906 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 907 908 final private DefaultContainerConnection mDefContainerConn = 909 new DefaultContainerConnection(); 910 class DefaultContainerConnection implements ServiceConnection { 911 public void onServiceConnected(ComponentName name, IBinder service) { 912 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 913 IMediaContainerService imcs = 914 IMediaContainerService.Stub.asInterface(service); 915 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 916 } 917 918 public void onServiceDisconnected(ComponentName name) { 919 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 920 } 921 } 922 923 // Recordkeeping of restore-after-install operations that are currently in flight 924 // between the Package Manager and the Backup Manager 925 class PostInstallData { 926 public InstallArgs args; 927 public PackageInstalledInfo res; 928 929 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 930 args = _a; 931 res = _r; 932 } 933 } 934 935 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 936 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 937 938 // XML tags for backup/restore of various bits of state 939 private static final String TAG_PREFERRED_BACKUP = "pa"; 940 private static final String TAG_DEFAULT_APPS = "da"; 941 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 942 943 final String mRequiredVerifierPackage; 944 final String mRequiredInstallerPackage; 945 946 private final PackageUsage mPackageUsage = new PackageUsage(); 947 948 private class PackageUsage { 949 private static final int WRITE_INTERVAL 950 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 951 952 private final Object mFileLock = new Object(); 953 private final AtomicLong mLastWritten = new AtomicLong(0); 954 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 955 956 private boolean mIsHistoricalPackageUsageAvailable = true; 957 958 boolean isHistoricalPackageUsageAvailable() { 959 return mIsHistoricalPackageUsageAvailable; 960 } 961 962 void write(boolean force) { 963 if (force) { 964 writeInternal(); 965 return; 966 } 967 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 968 && !DEBUG_DEXOPT) { 969 return; 970 } 971 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 972 new Thread("PackageUsage_DiskWriter") { 973 @Override 974 public void run() { 975 try { 976 writeInternal(); 977 } finally { 978 mBackgroundWriteRunning.set(false); 979 } 980 } 981 }.start(); 982 } 983 } 984 985 private void writeInternal() { 986 synchronized (mPackages) { 987 synchronized (mFileLock) { 988 AtomicFile file = getFile(); 989 FileOutputStream f = null; 990 try { 991 f = file.startWrite(); 992 BufferedOutputStream out = new BufferedOutputStream(f); 993 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 994 StringBuilder sb = new StringBuilder(); 995 for (PackageParser.Package pkg : mPackages.values()) { 996 if (pkg.mLastPackageUsageTimeInMills == 0) { 997 continue; 998 } 999 sb.setLength(0); 1000 sb.append(pkg.packageName); 1001 sb.append(' '); 1002 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1003 sb.append('\n'); 1004 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1005 } 1006 out.flush(); 1007 file.finishWrite(f); 1008 } catch (IOException e) { 1009 if (f != null) { 1010 file.failWrite(f); 1011 } 1012 Log.e(TAG, "Failed to write package usage times", e); 1013 } 1014 } 1015 } 1016 mLastWritten.set(SystemClock.elapsedRealtime()); 1017 } 1018 1019 void readLP() { 1020 synchronized (mFileLock) { 1021 AtomicFile file = getFile(); 1022 BufferedInputStream in = null; 1023 try { 1024 in = new BufferedInputStream(file.openRead()); 1025 StringBuffer sb = new StringBuffer(); 1026 while (true) { 1027 String packageName = readToken(in, sb, ' '); 1028 if (packageName == null) { 1029 break; 1030 } 1031 String timeInMillisString = readToken(in, sb, '\n'); 1032 if (timeInMillisString == null) { 1033 throw new IOException("Failed to find last usage time for package " 1034 + packageName); 1035 } 1036 PackageParser.Package pkg = mPackages.get(packageName); 1037 if (pkg == null) { 1038 continue; 1039 } 1040 long timeInMillis; 1041 try { 1042 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1043 } catch (NumberFormatException e) { 1044 throw new IOException("Failed to parse " + timeInMillisString 1045 + " as a long.", e); 1046 } 1047 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1048 } 1049 } catch (FileNotFoundException expected) { 1050 mIsHistoricalPackageUsageAvailable = false; 1051 } catch (IOException e) { 1052 Log.w(TAG, "Failed to read package usage times", e); 1053 } finally { 1054 IoUtils.closeQuietly(in); 1055 } 1056 } 1057 mLastWritten.set(SystemClock.elapsedRealtime()); 1058 } 1059 1060 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1061 throws IOException { 1062 sb.setLength(0); 1063 while (true) { 1064 int ch = in.read(); 1065 if (ch == -1) { 1066 if (sb.length() == 0) { 1067 return null; 1068 } 1069 throw new IOException("Unexpected EOF"); 1070 } 1071 if (ch == endOfToken) { 1072 return sb.toString(); 1073 } 1074 sb.append((char)ch); 1075 } 1076 } 1077 1078 private AtomicFile getFile() { 1079 File dataDir = Environment.getDataDirectory(); 1080 File systemDir = new File(dataDir, "system"); 1081 File fname = new File(systemDir, "package-usage.list"); 1082 return new AtomicFile(fname); 1083 } 1084 } 1085 1086 class PackageHandler extends Handler { 1087 private boolean mBound = false; 1088 final ArrayList<HandlerParams> mPendingInstalls = 1089 new ArrayList<HandlerParams>(); 1090 1091 private boolean connectToService() { 1092 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1093 " DefaultContainerService"); 1094 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1095 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1096 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1097 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1099 mBound = true; 1100 return true; 1101 } 1102 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1103 return false; 1104 } 1105 1106 private void disconnectService() { 1107 mContainerService = null; 1108 mBound = false; 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1110 mContext.unbindService(mDefContainerConn); 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1112 } 1113 1114 PackageHandler(Looper looper) { 1115 super(looper); 1116 } 1117 1118 public void handleMessage(Message msg) { 1119 try { 1120 doHandleMessage(msg); 1121 } finally { 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1123 } 1124 } 1125 1126 void doHandleMessage(Message msg) { 1127 switch (msg.what) { 1128 case INIT_COPY: { 1129 HandlerParams params = (HandlerParams) msg.obj; 1130 int idx = mPendingInstalls.size(); 1131 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1132 // If a bind was already initiated we dont really 1133 // need to do anything. The pending install 1134 // will be processed later on. 1135 if (!mBound) { 1136 // If this is the only one pending we might 1137 // have to bind to the service again. 1138 if (!connectToService()) { 1139 Slog.e(TAG, "Failed to bind to media container service"); 1140 params.serviceError(); 1141 return; 1142 } else { 1143 // Once we bind to the service, the first 1144 // pending request will be processed. 1145 mPendingInstalls.add(idx, params); 1146 } 1147 } else { 1148 mPendingInstalls.add(idx, params); 1149 // Already bound to the service. Just make 1150 // sure we trigger off processing the first request. 1151 if (idx == 0) { 1152 mHandler.sendEmptyMessage(MCS_BOUND); 1153 } 1154 } 1155 break; 1156 } 1157 case MCS_BOUND: { 1158 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1159 if (msg.obj != null) { 1160 mContainerService = (IMediaContainerService) msg.obj; 1161 } 1162 if (mContainerService == null) { 1163 if (!mBound) { 1164 // Something seriously wrong since we are not bound and we are not 1165 // waiting for connection. Bail out. 1166 Slog.e(TAG, "Cannot bind to media container service"); 1167 for (HandlerParams params : mPendingInstalls) { 1168 // Indicate service bind error 1169 params.serviceError(); 1170 } 1171 mPendingInstalls.clear(); 1172 } else { 1173 Slog.w(TAG, "Waiting to connect to media container service"); 1174 } 1175 } else if (mPendingInstalls.size() > 0) { 1176 HandlerParams params = mPendingInstalls.get(0); 1177 if (params != null) { 1178 if (params.startCopy()) { 1179 // We are done... look for more work or to 1180 // go idle. 1181 if (DEBUG_SD_INSTALL) Log.i(TAG, 1182 "Checking for more work or unbind..."); 1183 // Delete pending install 1184 if (mPendingInstalls.size() > 0) { 1185 mPendingInstalls.remove(0); 1186 } 1187 if (mPendingInstalls.size() == 0) { 1188 if (mBound) { 1189 if (DEBUG_SD_INSTALL) Log.i(TAG, 1190 "Posting delayed MCS_UNBIND"); 1191 removeMessages(MCS_UNBIND); 1192 Message ubmsg = obtainMessage(MCS_UNBIND); 1193 // Unbind after a little delay, to avoid 1194 // continual thrashing. 1195 sendMessageDelayed(ubmsg, 10000); 1196 } 1197 } else { 1198 // There are more pending requests in queue. 1199 // Just post MCS_BOUND message to trigger processing 1200 // of next pending install. 1201 if (DEBUG_SD_INSTALL) Log.i(TAG, 1202 "Posting MCS_BOUND for next work"); 1203 mHandler.sendEmptyMessage(MCS_BOUND); 1204 } 1205 } 1206 } 1207 } else { 1208 // Should never happen ideally. 1209 Slog.w(TAG, "Empty queue"); 1210 } 1211 break; 1212 } 1213 case MCS_RECONNECT: { 1214 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1215 if (mPendingInstalls.size() > 0) { 1216 if (mBound) { 1217 disconnectService(); 1218 } 1219 if (!connectToService()) { 1220 Slog.e(TAG, "Failed to bind to media container service"); 1221 for (HandlerParams params : mPendingInstalls) { 1222 // Indicate service bind error 1223 params.serviceError(); 1224 } 1225 mPendingInstalls.clear(); 1226 } 1227 } 1228 break; 1229 } 1230 case MCS_UNBIND: { 1231 // If there is no actual work left, then time to unbind. 1232 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1233 1234 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1235 if (mBound) { 1236 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1237 1238 disconnectService(); 1239 } 1240 } else if (mPendingInstalls.size() > 0) { 1241 // There are more pending requests in queue. 1242 // Just post MCS_BOUND message to trigger processing 1243 // of next pending install. 1244 mHandler.sendEmptyMessage(MCS_BOUND); 1245 } 1246 1247 break; 1248 } 1249 case MCS_GIVE_UP: { 1250 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1251 mPendingInstalls.remove(0); 1252 break; 1253 } 1254 case SEND_PENDING_BROADCAST: { 1255 String packages[]; 1256 ArrayList<String> components[]; 1257 int size = 0; 1258 int uids[]; 1259 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1260 synchronized (mPackages) { 1261 if (mPendingBroadcasts == null) { 1262 return; 1263 } 1264 size = mPendingBroadcasts.size(); 1265 if (size <= 0) { 1266 // Nothing to be done. Just return 1267 return; 1268 } 1269 packages = new String[size]; 1270 components = new ArrayList[size]; 1271 uids = new int[size]; 1272 int i = 0; // filling out the above arrays 1273 1274 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1275 int packageUserId = mPendingBroadcasts.userIdAt(n); 1276 Iterator<Map.Entry<String, ArrayList<String>>> it 1277 = mPendingBroadcasts.packagesForUserId(packageUserId) 1278 .entrySet().iterator(); 1279 while (it.hasNext() && i < size) { 1280 Map.Entry<String, ArrayList<String>> ent = it.next(); 1281 packages[i] = ent.getKey(); 1282 components[i] = ent.getValue(); 1283 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1284 uids[i] = (ps != null) 1285 ? UserHandle.getUid(packageUserId, ps.appId) 1286 : -1; 1287 i++; 1288 } 1289 } 1290 size = i; 1291 mPendingBroadcasts.clear(); 1292 } 1293 // Send broadcasts 1294 for (int i = 0; i < size; i++) { 1295 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1296 } 1297 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1298 break; 1299 } 1300 case START_CLEANING_PACKAGE: { 1301 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1302 final String packageName = (String)msg.obj; 1303 final int userId = msg.arg1; 1304 final boolean andCode = msg.arg2 != 0; 1305 synchronized (mPackages) { 1306 if (userId == UserHandle.USER_ALL) { 1307 int[] users = sUserManager.getUserIds(); 1308 for (int user : users) { 1309 mSettings.addPackageToCleanLPw( 1310 new PackageCleanItem(user, packageName, andCode)); 1311 } 1312 } else { 1313 mSettings.addPackageToCleanLPw( 1314 new PackageCleanItem(userId, packageName, andCode)); 1315 } 1316 } 1317 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1318 startCleaningPackages(); 1319 } break; 1320 case POST_INSTALL: { 1321 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1322 PostInstallData data = mRunningInstalls.get(msg.arg1); 1323 mRunningInstalls.delete(msg.arg1); 1324 boolean deleteOld = false; 1325 1326 if (data != null) { 1327 InstallArgs args = data.args; 1328 PackageInstalledInfo res = data.res; 1329 1330 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1331 final String packageName = res.pkg.applicationInfo.packageName; 1332 res.removedInfo.sendBroadcast(false, true, false); 1333 Bundle extras = new Bundle(1); 1334 extras.putInt(Intent.EXTRA_UID, res.uid); 1335 1336 // Now that we successfully installed the package, grant runtime 1337 // permissions if requested before broadcasting the install. 1338 if ((args.installFlags 1339 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1340 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1341 args.installGrantPermissions); 1342 } 1343 1344 // Determine the set of users who are adding this 1345 // package for the first time vs. those who are seeing 1346 // an update. 1347 int[] firstUsers; 1348 int[] updateUsers = new int[0]; 1349 if (res.origUsers == null || res.origUsers.length == 0) { 1350 firstUsers = res.newUsers; 1351 } else { 1352 firstUsers = new int[0]; 1353 for (int i=0; i<res.newUsers.length; i++) { 1354 int user = res.newUsers[i]; 1355 boolean isNew = true; 1356 for (int j=0; j<res.origUsers.length; j++) { 1357 if (res.origUsers[j] == user) { 1358 isNew = false; 1359 break; 1360 } 1361 } 1362 if (isNew) { 1363 int[] newFirst = new int[firstUsers.length+1]; 1364 System.arraycopy(firstUsers, 0, newFirst, 0, 1365 firstUsers.length); 1366 newFirst[firstUsers.length] = user; 1367 firstUsers = newFirst; 1368 } else { 1369 int[] newUpdate = new int[updateUsers.length+1]; 1370 System.arraycopy(updateUsers, 0, newUpdate, 0, 1371 updateUsers.length); 1372 newUpdate[updateUsers.length] = user; 1373 updateUsers = newUpdate; 1374 } 1375 } 1376 } 1377 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1378 packageName, extras, null, null, firstUsers); 1379 final boolean update = res.removedInfo.removedPackage != null; 1380 if (update) { 1381 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1382 } 1383 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1384 packageName, extras, null, null, updateUsers); 1385 if (update) { 1386 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1387 packageName, extras, null, null, updateUsers); 1388 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1389 null, null, packageName, null, updateUsers); 1390 1391 // treat asec-hosted packages like removable media on upgrade 1392 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1393 if (DEBUG_INSTALL) { 1394 Slog.i(TAG, "upgrading pkg " + res.pkg 1395 + " is ASEC-hosted -> AVAILABLE"); 1396 } 1397 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1398 ArrayList<String> pkgList = new ArrayList<String>(1); 1399 pkgList.add(packageName); 1400 sendResourcesChangedBroadcast(true, true, 1401 pkgList,uidArray, null); 1402 } 1403 } 1404 if (res.removedInfo.args != null) { 1405 // Remove the replaced package's older resources safely now 1406 deleteOld = true; 1407 } 1408 1409 // If this app is a browser and it's newly-installed for some 1410 // users, clear any default-browser state in those users 1411 if (firstUsers.length > 0) { 1412 // the app's nature doesn't depend on the user, so we can just 1413 // check its browser nature in any user and generalize. 1414 if (packageIsBrowser(packageName, firstUsers[0])) { 1415 synchronized (mPackages) { 1416 for (int userId : firstUsers) { 1417 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1418 } 1419 } 1420 } 1421 } 1422 // Log current value of "unknown sources" setting 1423 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1424 getUnknownSourcesSettings()); 1425 } 1426 // Force a gc to clear up things 1427 Runtime.getRuntime().gc(); 1428 // We delete after a gc for applications on sdcard. 1429 if (deleteOld) { 1430 synchronized (mInstallLock) { 1431 res.removedInfo.args.doPostDeleteLI(true); 1432 } 1433 } 1434 if (args.observer != null) { 1435 try { 1436 Bundle extras = extrasForInstallResult(res); 1437 args.observer.onPackageInstalled(res.name, res.returnCode, 1438 res.returnMsg, extras); 1439 } catch (RemoteException e) { 1440 Slog.i(TAG, "Observer no longer exists."); 1441 } 1442 } 1443 } else { 1444 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1445 } 1446 } break; 1447 case UPDATED_MEDIA_STATUS: { 1448 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1449 boolean reportStatus = msg.arg1 == 1; 1450 boolean doGc = msg.arg2 == 1; 1451 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1452 if (doGc) { 1453 // Force a gc to clear up stale containers. 1454 Runtime.getRuntime().gc(); 1455 } 1456 if (msg.obj != null) { 1457 @SuppressWarnings("unchecked") 1458 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1459 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1460 // Unload containers 1461 unloadAllContainers(args); 1462 } 1463 if (reportStatus) { 1464 try { 1465 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1466 PackageHelper.getMountService().finishMediaUpdate(); 1467 } catch (RemoteException e) { 1468 Log.e(TAG, "MountService not running?"); 1469 } 1470 } 1471 } break; 1472 case WRITE_SETTINGS: { 1473 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1474 synchronized (mPackages) { 1475 removeMessages(WRITE_SETTINGS); 1476 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1477 mSettings.writeLPr(); 1478 mDirtyUsers.clear(); 1479 } 1480 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1481 } break; 1482 case WRITE_PACKAGE_RESTRICTIONS: { 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1484 synchronized (mPackages) { 1485 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1486 for (int userId : mDirtyUsers) { 1487 mSettings.writePackageRestrictionsLPr(userId); 1488 } 1489 mDirtyUsers.clear(); 1490 } 1491 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1492 } break; 1493 case CHECK_PENDING_VERIFICATION: { 1494 final int verificationId = msg.arg1; 1495 final PackageVerificationState state = mPendingVerification.get(verificationId); 1496 1497 if ((state != null) && !state.timeoutExtended()) { 1498 final InstallArgs args = state.getInstallArgs(); 1499 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1500 1501 Slog.i(TAG, "Verification timed out for " + originUri); 1502 mPendingVerification.remove(verificationId); 1503 1504 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1505 1506 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1507 Slog.i(TAG, "Continuing with installation of " + originUri); 1508 state.setVerifierResponse(Binder.getCallingUid(), 1509 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1510 broadcastPackageVerified(verificationId, originUri, 1511 PackageManager.VERIFICATION_ALLOW, 1512 state.getInstallArgs().getUser()); 1513 try { 1514 ret = args.copyApk(mContainerService, true); 1515 } catch (RemoteException e) { 1516 Slog.e(TAG, "Could not contact the ContainerService"); 1517 } 1518 } else { 1519 broadcastPackageVerified(verificationId, originUri, 1520 PackageManager.VERIFICATION_REJECT, 1521 state.getInstallArgs().getUser()); 1522 } 1523 1524 processPendingInstall(args, ret); 1525 mHandler.sendEmptyMessage(MCS_UNBIND); 1526 } 1527 break; 1528 } 1529 case PACKAGE_VERIFIED: { 1530 final int verificationId = msg.arg1; 1531 1532 final PackageVerificationState state = mPendingVerification.get(verificationId); 1533 if (state == null) { 1534 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1535 break; 1536 } 1537 1538 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1539 1540 state.setVerifierResponse(response.callerUid, response.code); 1541 1542 if (state.isVerificationComplete()) { 1543 mPendingVerification.remove(verificationId); 1544 1545 final InstallArgs args = state.getInstallArgs(); 1546 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1547 1548 int ret; 1549 if (state.isInstallAllowed()) { 1550 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1551 broadcastPackageVerified(verificationId, originUri, 1552 response.code, state.getInstallArgs().getUser()); 1553 try { 1554 ret = args.copyApk(mContainerService, true); 1555 } catch (RemoteException e) { 1556 Slog.e(TAG, "Could not contact the ContainerService"); 1557 } 1558 } else { 1559 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1560 } 1561 1562 processPendingInstall(args, ret); 1563 1564 mHandler.sendEmptyMessage(MCS_UNBIND); 1565 } 1566 1567 break; 1568 } 1569 case START_INTENT_FILTER_VERIFICATIONS: { 1570 IFVerificationParams params = (IFVerificationParams) msg.obj; 1571 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1572 params.replacing, params.pkg); 1573 break; 1574 } 1575 case INTENT_FILTER_VERIFIED: { 1576 final int verificationId = msg.arg1; 1577 1578 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1579 verificationId); 1580 if (state == null) { 1581 Slog.w(TAG, "Invalid IntentFilter verification token " 1582 + verificationId + " received"); 1583 break; 1584 } 1585 1586 final int userId = state.getUserId(); 1587 1588 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1589 "Processing IntentFilter verification with token:" 1590 + verificationId + " and userId:" + userId); 1591 1592 final IntentFilterVerificationResponse response = 1593 (IntentFilterVerificationResponse) msg.obj; 1594 1595 state.setVerifierResponse(response.callerUid, response.code); 1596 1597 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1598 "IntentFilter verification with token:" + verificationId 1599 + " and userId:" + userId 1600 + " is settings verifier response with response code:" 1601 + response.code); 1602 1603 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1604 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1605 + response.getFailedDomainsString()); 1606 } 1607 1608 if (state.isVerificationComplete()) { 1609 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1610 } else { 1611 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1612 "IntentFilter verification with token:" + verificationId 1613 + " was not said to be complete"); 1614 } 1615 1616 break; 1617 } 1618 } 1619 } 1620 } 1621 1622 private StorageEventListener mStorageListener = new StorageEventListener() { 1623 @Override 1624 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1625 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1626 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1627 final String volumeUuid = vol.getFsUuid(); 1628 1629 // Clean up any users or apps that were removed or recreated 1630 // while this volume was missing 1631 reconcileUsers(volumeUuid); 1632 reconcileApps(volumeUuid); 1633 1634 // Clean up any install sessions that expired or were 1635 // cancelled while this volume was missing 1636 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1637 1638 loadPrivatePackages(vol); 1639 1640 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1641 unloadPrivatePackages(vol); 1642 } 1643 } 1644 1645 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1646 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1647 updateExternalMediaStatus(true, false); 1648 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1649 updateExternalMediaStatus(false, false); 1650 } 1651 } 1652 } 1653 1654 @Override 1655 public void onVolumeForgotten(String fsUuid) { 1656 if (TextUtils.isEmpty(fsUuid)) { 1657 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1658 return; 1659 } 1660 1661 // Remove any apps installed on the forgotten volume 1662 synchronized (mPackages) { 1663 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1664 for (PackageSetting ps : packages) { 1665 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1666 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1667 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1668 } 1669 1670 mSettings.onVolumeForgotten(fsUuid); 1671 mSettings.writeLPr(); 1672 } 1673 } 1674 }; 1675 1676 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1677 String[] grantedPermissions) { 1678 if (userId >= UserHandle.USER_OWNER) { 1679 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1680 } else if (userId == UserHandle.USER_ALL) { 1681 final int[] userIds; 1682 synchronized (mPackages) { 1683 userIds = UserManagerService.getInstance().getUserIds(); 1684 } 1685 for (int someUserId : userIds) { 1686 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1687 } 1688 } 1689 1690 // We could have touched GID membership, so flush out packages.list 1691 synchronized (mPackages) { 1692 mSettings.writePackageListLPr(); 1693 } 1694 } 1695 1696 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1697 String[] grantedPermissions) { 1698 SettingBase sb = (SettingBase) pkg.mExtras; 1699 if (sb == null) { 1700 return; 1701 } 1702 1703 PermissionsState permissionsState = sb.getPermissionsState(); 1704 1705 for (String permission : pkg.requestedPermissions) { 1706 BasePermission bp = mSettings.mPermissions.get(permission); 1707 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1708 || ArrayUtils.contains(grantedPermissions, permission))) { 1709 permissionsState.grantRuntimePermission(bp, userId); 1710 } 1711 } 1712 } 1713 1714 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1715 Bundle extras = null; 1716 switch (res.returnCode) { 1717 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1718 extras = new Bundle(); 1719 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1720 res.origPermission); 1721 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1722 res.origPackage); 1723 break; 1724 } 1725 case PackageManager.INSTALL_SUCCEEDED: { 1726 extras = new Bundle(); 1727 extras.putBoolean(Intent.EXTRA_REPLACING, 1728 res.removedInfo != null && res.removedInfo.removedPackage != null); 1729 break; 1730 } 1731 } 1732 return extras; 1733 } 1734 1735 void scheduleWriteSettingsLocked() { 1736 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1737 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1738 } 1739 } 1740 1741 void scheduleWritePackageRestrictionsLocked(int userId) { 1742 if (!sUserManager.exists(userId)) return; 1743 mDirtyUsers.add(userId); 1744 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1745 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1746 } 1747 } 1748 1749 public static PackageManagerService main(Context context, Installer installer, 1750 boolean factoryTest, boolean onlyCore) { 1751 PackageManagerService m = new PackageManagerService(context, installer, 1752 factoryTest, onlyCore); 1753 ServiceManager.addService("package", m); 1754 return m; 1755 } 1756 1757 static String[] splitString(String str, char sep) { 1758 int count = 1; 1759 int i = 0; 1760 while ((i=str.indexOf(sep, i)) >= 0) { 1761 count++; 1762 i++; 1763 } 1764 1765 String[] res = new String[count]; 1766 i=0; 1767 count = 0; 1768 int lastI=0; 1769 while ((i=str.indexOf(sep, i)) >= 0) { 1770 res[count] = str.substring(lastI, i); 1771 count++; 1772 i++; 1773 lastI = i; 1774 } 1775 res[count] = str.substring(lastI, str.length()); 1776 return res; 1777 } 1778 1779 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1780 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1781 Context.DISPLAY_SERVICE); 1782 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1783 } 1784 1785 public PackageManagerService(Context context, Installer installer, 1786 boolean factoryTest, boolean onlyCore) { 1787 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1788 SystemClock.uptimeMillis()); 1789 1790 if (mSdkVersion <= 0) { 1791 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1792 } 1793 1794 mContext = context; 1795 mFactoryTest = factoryTest; 1796 mOnlyCore = onlyCore; 1797 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1798 mMetrics = new DisplayMetrics(); 1799 mSettings = new Settings(mPackages); 1800 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1801 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1802 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1803 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1804 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1805 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1806 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1807 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1808 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1809 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1810 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1811 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1812 1813 // TODO: add a property to control this? 1814 long dexOptLRUThresholdInMinutes; 1815 if (mLazyDexOpt) { 1816 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1817 } else { 1818 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1819 } 1820 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1821 1822 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1823 if (separateProcesses != null && separateProcesses.length() > 0) { 1824 if ("*".equals(separateProcesses)) { 1825 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1826 mSeparateProcesses = null; 1827 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1828 } else { 1829 mDefParseFlags = 0; 1830 mSeparateProcesses = separateProcesses.split(","); 1831 Slog.w(TAG, "Running with debug.separate_processes: " 1832 + separateProcesses); 1833 } 1834 } else { 1835 mDefParseFlags = 0; 1836 mSeparateProcesses = null; 1837 } 1838 1839 mInstaller = installer; 1840 mPackageDexOptimizer = new PackageDexOptimizer(this); 1841 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1842 1843 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1844 FgThread.get().getLooper()); 1845 1846 getDefaultDisplayMetrics(context, mMetrics); 1847 1848 SystemConfig systemConfig = SystemConfig.getInstance(); 1849 mGlobalGids = systemConfig.getGlobalGids(); 1850 mSystemPermissions = systemConfig.getSystemPermissions(); 1851 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1852 1853 synchronized (mInstallLock) { 1854 // writer 1855 synchronized (mPackages) { 1856 mHandlerThread = new ServiceThread(TAG, 1857 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1858 mHandlerThread.start(); 1859 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1860 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1861 1862 File dataDir = Environment.getDataDirectory(); 1863 mAppDataDir = new File(dataDir, "data"); 1864 mAppInstallDir = new File(dataDir, "app"); 1865 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1866 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1867 mUserAppDataDir = new File(dataDir, "user"); 1868 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1869 1870 sUserManager = new UserManagerService(context, this, 1871 mInstallLock, mPackages); 1872 1873 // Propagate permission configuration in to package manager. 1874 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1875 = systemConfig.getPermissions(); 1876 for (int i=0; i<permConfig.size(); i++) { 1877 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1878 BasePermission bp = mSettings.mPermissions.get(perm.name); 1879 if (bp == null) { 1880 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1881 mSettings.mPermissions.put(perm.name, bp); 1882 } 1883 if (perm.gids != null) { 1884 bp.setGids(perm.gids, perm.perUser); 1885 } 1886 } 1887 1888 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1889 for (int i=0; i<libConfig.size(); i++) { 1890 mSharedLibraries.put(libConfig.keyAt(i), 1891 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1892 } 1893 1894 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1895 1896 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1897 mSdkVersion, mOnlyCore); 1898 1899 String customResolverActivity = Resources.getSystem().getString( 1900 R.string.config_customResolverActivity); 1901 if (TextUtils.isEmpty(customResolverActivity)) { 1902 customResolverActivity = null; 1903 } else { 1904 mCustomResolverComponentName = ComponentName.unflattenFromString( 1905 customResolverActivity); 1906 } 1907 1908 long startTime = SystemClock.uptimeMillis(); 1909 1910 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1911 startTime); 1912 1913 // Set flag to monitor and not change apk file paths when 1914 // scanning install directories. 1915 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1916 1917 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1918 1919 /** 1920 * Add everything in the in the boot class path to the 1921 * list of process files because dexopt will have been run 1922 * if necessary during zygote startup. 1923 */ 1924 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1925 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1926 1927 if (bootClassPath != null) { 1928 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1929 for (String element : bootClassPathElements) { 1930 alreadyDexOpted.add(element); 1931 } 1932 } else { 1933 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1934 } 1935 1936 if (systemServerClassPath != null) { 1937 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1938 for (String element : systemServerClassPathElements) { 1939 alreadyDexOpted.add(element); 1940 } 1941 } else { 1942 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1943 } 1944 1945 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1946 final String[] dexCodeInstructionSets = 1947 getDexCodeInstructionSets( 1948 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1949 1950 /** 1951 * Ensure all external libraries have had dexopt run on them. 1952 */ 1953 if (mSharedLibraries.size() > 0) { 1954 // NOTE: For now, we're compiling these system "shared libraries" 1955 // (and framework jars) into all available architectures. It's possible 1956 // to compile them only when we come across an app that uses them (there's 1957 // already logic for that in scanPackageLI) but that adds some complexity. 1958 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1959 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1960 final String lib = libEntry.path; 1961 if (lib == null) { 1962 continue; 1963 } 1964 1965 try { 1966 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1967 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1968 alreadyDexOpted.add(lib); 1969 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1970 } 1971 } catch (FileNotFoundException e) { 1972 Slog.w(TAG, "Library not found: " + lib); 1973 } catch (IOException e) { 1974 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1975 + e.getMessage()); 1976 } 1977 } 1978 } 1979 } 1980 1981 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1982 1983 // Gross hack for now: we know this file doesn't contain any 1984 // code, so don't dexopt it to avoid the resulting log spew. 1985 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1986 1987 // Gross hack for now: we know this file is only part of 1988 // the boot class path for art, so don't dexopt it to 1989 // avoid the resulting log spew. 1990 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1991 1992 /** 1993 * There are a number of commands implemented in Java, which 1994 * we currently need to do the dexopt on so that they can be 1995 * run from a non-root shell. 1996 */ 1997 String[] frameworkFiles = frameworkDir.list(); 1998 if (frameworkFiles != null) { 1999 // TODO: We could compile these only for the most preferred ABI. We should 2000 // first double check that the dex files for these commands are not referenced 2001 // by other system apps. 2002 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2003 for (int i=0; i<frameworkFiles.length; i++) { 2004 File libPath = new File(frameworkDir, frameworkFiles[i]); 2005 String path = libPath.getPath(); 2006 // Skip the file if we already did it. 2007 if (alreadyDexOpted.contains(path)) { 2008 continue; 2009 } 2010 // Skip the file if it is not a type we want to dexopt. 2011 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2012 continue; 2013 } 2014 try { 2015 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2016 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2017 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2018 } 2019 } catch (FileNotFoundException e) { 2020 Slog.w(TAG, "Jar not found: " + path); 2021 } catch (IOException e) { 2022 Slog.w(TAG, "Exception reading jar: " + path, e); 2023 } 2024 } 2025 } 2026 } 2027 2028 // Collect vendor overlay packages. 2029 // (Do this before scanning any apps.) 2030 // For security and version matching reason, only consider 2031 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2032 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2033 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2034 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2035 2036 // Find base frameworks (resource packages without code). 2037 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2038 | PackageParser.PARSE_IS_SYSTEM_DIR 2039 | PackageParser.PARSE_IS_PRIVILEGED, 2040 scanFlags | SCAN_NO_DEX, 0); 2041 2042 // Collected privileged system packages. 2043 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2044 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2045 | PackageParser.PARSE_IS_SYSTEM_DIR 2046 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2047 2048 // Collect ordinary system packages. 2049 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2050 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2051 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2052 2053 // Collect all vendor packages. 2054 File vendorAppDir = new File("/vendor/app"); 2055 try { 2056 vendorAppDir = vendorAppDir.getCanonicalFile(); 2057 } catch (IOException e) { 2058 // failed to look up canonical path, continue with original one 2059 } 2060 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2061 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2062 2063 // Collect all OEM packages. 2064 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2065 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2066 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2067 2068 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2069 mInstaller.moveFiles(); 2070 2071 // Prune any system packages that no longer exist. 2072 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2073 if (!mOnlyCore) { 2074 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2075 while (psit.hasNext()) { 2076 PackageSetting ps = psit.next(); 2077 2078 /* 2079 * If this is not a system app, it can't be a 2080 * disable system app. 2081 */ 2082 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2083 continue; 2084 } 2085 2086 /* 2087 * If the package is scanned, it's not erased. 2088 */ 2089 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2090 if (scannedPkg != null) { 2091 /* 2092 * If the system app is both scanned and in the 2093 * disabled packages list, then it must have been 2094 * added via OTA. Remove it from the currently 2095 * scanned package so the previously user-installed 2096 * application can be scanned. 2097 */ 2098 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2099 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2100 + ps.name + "; removing system app. Last known codePath=" 2101 + ps.codePathString + ", installStatus=" + ps.installStatus 2102 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2103 + scannedPkg.mVersionCode); 2104 removePackageLI(ps, true); 2105 mExpectingBetter.put(ps.name, ps.codePath); 2106 } 2107 2108 continue; 2109 } 2110 2111 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2112 psit.remove(); 2113 logCriticalInfo(Log.WARN, "System package " + ps.name 2114 + " no longer exists; wiping its data"); 2115 removeDataDirsLI(null, ps.name); 2116 } else { 2117 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2118 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2119 possiblyDeletedUpdatedSystemApps.add(ps.name); 2120 } 2121 } 2122 } 2123 } 2124 2125 //look for any incomplete package installations 2126 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2127 //clean up list 2128 for(int i = 0; i < deletePkgsList.size(); i++) { 2129 //clean up here 2130 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2131 } 2132 //delete tmp files 2133 deleteTempPackageFiles(); 2134 2135 // Remove any shared userIDs that have no associated packages 2136 mSettings.pruneSharedUsersLPw(); 2137 2138 if (!mOnlyCore) { 2139 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2140 SystemClock.uptimeMillis()); 2141 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2142 2143 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2144 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2145 2146 /** 2147 * Remove disable package settings for any updated system 2148 * apps that were removed via an OTA. If they're not a 2149 * previously-updated app, remove them completely. 2150 * Otherwise, just revoke their system-level permissions. 2151 */ 2152 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2153 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2154 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2155 2156 String msg; 2157 if (deletedPkg == null) { 2158 msg = "Updated system package " + deletedAppName 2159 + " no longer exists; wiping its data"; 2160 removeDataDirsLI(null, deletedAppName); 2161 } else { 2162 msg = "Updated system app + " + deletedAppName 2163 + " no longer present; removing system privileges for " 2164 + deletedAppName; 2165 2166 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2167 2168 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2169 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2170 } 2171 logCriticalInfo(Log.WARN, msg); 2172 } 2173 2174 /** 2175 * Make sure all system apps that we expected to appear on 2176 * the userdata partition actually showed up. If they never 2177 * appeared, crawl back and revive the system version. 2178 */ 2179 for (int i = 0; i < mExpectingBetter.size(); i++) { 2180 final String packageName = mExpectingBetter.keyAt(i); 2181 if (!mPackages.containsKey(packageName)) { 2182 final File scanFile = mExpectingBetter.valueAt(i); 2183 2184 logCriticalInfo(Log.WARN, "Expected better " + packageName 2185 + " but never showed up; reverting to system"); 2186 2187 final int reparseFlags; 2188 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2189 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2190 | PackageParser.PARSE_IS_SYSTEM_DIR 2191 | PackageParser.PARSE_IS_PRIVILEGED; 2192 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2193 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2194 | PackageParser.PARSE_IS_SYSTEM_DIR; 2195 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2196 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2197 | PackageParser.PARSE_IS_SYSTEM_DIR; 2198 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2199 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2200 | PackageParser.PARSE_IS_SYSTEM_DIR; 2201 } else { 2202 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2203 continue; 2204 } 2205 2206 mSettings.enableSystemPackageLPw(packageName); 2207 2208 try { 2209 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2210 } catch (PackageManagerException e) { 2211 Slog.e(TAG, "Failed to parse original system package: " 2212 + e.getMessage()); 2213 } 2214 } 2215 } 2216 } 2217 mExpectingBetter.clear(); 2218 2219 // Now that we know all of the shared libraries, update all clients to have 2220 // the correct library paths. 2221 updateAllSharedLibrariesLPw(); 2222 2223 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2224 // NOTE: We ignore potential failures here during a system scan (like 2225 // the rest of the commands above) because there's precious little we 2226 // can do about it. A settings error is reported, though. 2227 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2228 false /* force dexopt */, false /* defer dexopt */); 2229 } 2230 2231 // Now that we know all the packages we are keeping, 2232 // read and update their last usage times. 2233 mPackageUsage.readLP(); 2234 2235 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2236 SystemClock.uptimeMillis()); 2237 Slog.i(TAG, "Time to scan packages: " 2238 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2239 + " seconds"); 2240 2241 // If the platform SDK has changed since the last time we booted, 2242 // we need to re-grant app permission to catch any new ones that 2243 // appear. This is really a hack, and means that apps can in some 2244 // cases get permissions that the user didn't initially explicitly 2245 // allow... it would be nice to have some better way to handle 2246 // this situation. 2247 final VersionInfo ver = mSettings.getInternalVersion(); 2248 2249 int updateFlags = UPDATE_PERMISSIONS_ALL; 2250 if (ver.sdkVersion != mSdkVersion) { 2251 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2252 + mSdkVersion + "; regranting permissions for internal storage"); 2253 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2254 } 2255 updatePermissionsLPw(null, null, updateFlags); 2256 ver.sdkVersion = mSdkVersion; 2257 2258 // If this is the first boot, and it is a normal boot, then 2259 // we need to initialize the default preferred apps. 2260 if (!mRestoredSettings && !onlyCore) { 2261 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2262 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2263 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2264 } 2265 2266 // If this is first boot after an OTA, and a normal boot, then 2267 // we need to clear code cache directories. 2268 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2269 if (mIsUpgrade && !onlyCore) { 2270 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2271 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2272 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2273 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2274 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2275 } 2276 } 2277 ver.fingerprint = Build.FINGERPRINT; 2278 } 2279 2280 checkDefaultBrowser(); 2281 2282 // All the changes are done during package scanning. 2283 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2284 2285 // can downgrade to reader 2286 mSettings.writeLPr(); 2287 2288 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2289 SystemClock.uptimeMillis()); 2290 2291 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2292 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2293 2294 mInstallerService = new PackageInstallerService(context, this); 2295 2296 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2297 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2298 mIntentFilterVerifierComponent); 2299 2300 } // synchronized (mPackages) 2301 } // synchronized (mInstallLock) 2302 2303 // Now after opening every single application zip, make sure they 2304 // are all flushed. Not really needed, but keeps things nice and 2305 // tidy. 2306 Runtime.getRuntime().gc(); 2307 2308 // Expose private service for system components to use. 2309 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2310 } 2311 2312 @Override 2313 public boolean isFirstBoot() { 2314 return !mRestoredSettings; 2315 } 2316 2317 @Override 2318 public boolean isOnlyCoreApps() { 2319 return mOnlyCore; 2320 } 2321 2322 @Override 2323 public boolean isUpgrade() { 2324 return mIsUpgrade; 2325 } 2326 2327 private String getRequiredVerifierLPr() { 2328 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2329 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2330 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2331 2332 String requiredVerifier = null; 2333 2334 final int N = receivers.size(); 2335 for (int i = 0; i < N; i++) { 2336 final ResolveInfo info = receivers.get(i); 2337 2338 if (info.activityInfo == null) { 2339 continue; 2340 } 2341 2342 final String packageName = info.activityInfo.packageName; 2343 2344 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2345 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2346 continue; 2347 } 2348 2349 if (requiredVerifier != null) { 2350 throw new RuntimeException("There can be only one required verifier"); 2351 } 2352 2353 requiredVerifier = packageName; 2354 } 2355 2356 return requiredVerifier; 2357 } 2358 2359 private String getRequiredInstallerLPr() { 2360 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2361 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2362 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2363 2364 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2365 PACKAGE_MIME_TYPE, 0, 0); 2366 2367 String requiredInstaller = null; 2368 2369 final int N = installers.size(); 2370 for (int i = 0; i < N; i++) { 2371 final ResolveInfo info = installers.get(i); 2372 final String packageName = info.activityInfo.packageName; 2373 2374 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2375 continue; 2376 } 2377 2378 if (requiredInstaller != null) { 2379 throw new RuntimeException("There must be one required installer"); 2380 } 2381 2382 requiredInstaller = packageName; 2383 } 2384 2385 if (requiredInstaller == null) { 2386 throw new RuntimeException("There must be one required installer"); 2387 } 2388 2389 return requiredInstaller; 2390 } 2391 2392 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2393 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2394 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2395 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2396 2397 ComponentName verifierComponentName = null; 2398 2399 int priority = -1000; 2400 final int N = receivers.size(); 2401 for (int i = 0; i < N; i++) { 2402 final ResolveInfo info = receivers.get(i); 2403 2404 if (info.activityInfo == null) { 2405 continue; 2406 } 2407 2408 final String packageName = info.activityInfo.packageName; 2409 2410 final PackageSetting ps = mSettings.mPackages.get(packageName); 2411 if (ps == null) { 2412 continue; 2413 } 2414 2415 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2416 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2417 continue; 2418 } 2419 2420 // Select the IntentFilterVerifier with the highest priority 2421 if (priority < info.priority) { 2422 priority = info.priority; 2423 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2424 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2425 + verifierComponentName + " with priority: " + info.priority); 2426 } 2427 } 2428 2429 return verifierComponentName; 2430 } 2431 2432 private void primeDomainVerificationsLPw(int userId) { 2433 if (DEBUG_DOMAIN_VERIFICATION) { 2434 Slog.d(TAG, "Priming domain verifications in user " + userId); 2435 } 2436 2437 SystemConfig systemConfig = SystemConfig.getInstance(); 2438 ArraySet<String> packages = systemConfig.getLinkedApps(); 2439 ArraySet<String> domains = new ArraySet<String>(); 2440 2441 for (String packageName : packages) { 2442 PackageParser.Package pkg = mPackages.get(packageName); 2443 if (pkg != null) { 2444 if (!pkg.isSystemApp()) { 2445 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2446 continue; 2447 } 2448 2449 domains.clear(); 2450 for (PackageParser.Activity a : pkg.activities) { 2451 for (ActivityIntentInfo filter : a.intents) { 2452 if (hasValidDomains(filter)) { 2453 domains.addAll(filter.getHostsList()); 2454 } 2455 } 2456 } 2457 2458 if (domains.size() > 0) { 2459 if (DEBUG_DOMAIN_VERIFICATION) { 2460 Slog.v(TAG, " + " + packageName); 2461 } 2462 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2463 // state w.r.t. the formal app-linkage "no verification attempted" state; 2464 // and then 'always' in the per-user state actually used for intent resolution. 2465 final IntentFilterVerificationInfo ivi; 2466 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2467 new ArrayList<String>(domains)); 2468 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2469 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2470 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2471 } else { 2472 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2473 + "' does not handle web links"); 2474 } 2475 } else { 2476 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2477 } 2478 } 2479 2480 scheduleWritePackageRestrictionsLocked(userId); 2481 scheduleWriteSettingsLocked(); 2482 } 2483 2484 private void applyFactoryDefaultBrowserLPw(int userId) { 2485 // The default browser app's package name is stored in a string resource, 2486 // with a product-specific overlay used for vendor customization. 2487 String browserPkg = mContext.getResources().getString( 2488 com.android.internal.R.string.default_browser); 2489 if (!TextUtils.isEmpty(browserPkg)) { 2490 // non-empty string => required to be a known package 2491 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2492 if (ps == null) { 2493 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2494 browserPkg = null; 2495 } else { 2496 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2497 } 2498 } 2499 2500 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2501 // default. If there's more than one, just leave everything alone. 2502 if (browserPkg == null) { 2503 calculateDefaultBrowserLPw(userId); 2504 } 2505 } 2506 2507 private void calculateDefaultBrowserLPw(int userId) { 2508 List<String> allBrowsers = resolveAllBrowserApps(userId); 2509 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2510 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2511 } 2512 2513 private List<String> resolveAllBrowserApps(int userId) { 2514 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2515 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2516 PackageManager.MATCH_ALL, userId); 2517 2518 final int count = list.size(); 2519 List<String> result = new ArrayList<String>(count); 2520 for (int i=0; i<count; i++) { 2521 ResolveInfo info = list.get(i); 2522 if (info.activityInfo == null 2523 || !info.handleAllWebDataURI 2524 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2525 || result.contains(info.activityInfo.packageName)) { 2526 continue; 2527 } 2528 result.add(info.activityInfo.packageName); 2529 } 2530 2531 return result; 2532 } 2533 2534 private boolean packageIsBrowser(String packageName, int userId) { 2535 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2536 PackageManager.MATCH_ALL, userId); 2537 final int N = list.size(); 2538 for (int i = 0; i < N; i++) { 2539 ResolveInfo info = list.get(i); 2540 if (packageName.equals(info.activityInfo.packageName)) { 2541 return true; 2542 } 2543 } 2544 return false; 2545 } 2546 2547 private void checkDefaultBrowser() { 2548 final int myUserId = UserHandle.myUserId(); 2549 final String packageName = getDefaultBrowserPackageName(myUserId); 2550 if (packageName != null) { 2551 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2552 if (info == null) { 2553 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2554 synchronized (mPackages) { 2555 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2556 } 2557 } 2558 } 2559 } 2560 2561 @Override 2562 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2563 throws RemoteException { 2564 try { 2565 return super.onTransact(code, data, reply, flags); 2566 } catch (RuntimeException e) { 2567 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2568 Slog.wtf(TAG, "Package Manager Crash", e); 2569 } 2570 throw e; 2571 } 2572 } 2573 2574 void cleanupInstallFailedPackage(PackageSetting ps) { 2575 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2576 2577 removeDataDirsLI(ps.volumeUuid, ps.name); 2578 if (ps.codePath != null) { 2579 if (ps.codePath.isDirectory()) { 2580 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2581 } else { 2582 ps.codePath.delete(); 2583 } 2584 } 2585 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2586 if (ps.resourcePath.isDirectory()) { 2587 FileUtils.deleteContents(ps.resourcePath); 2588 } 2589 ps.resourcePath.delete(); 2590 } 2591 mSettings.removePackageLPw(ps.name); 2592 } 2593 2594 static int[] appendInts(int[] cur, int[] add) { 2595 if (add == null) return cur; 2596 if (cur == null) return add; 2597 final int N = add.length; 2598 for (int i=0; i<N; i++) { 2599 cur = appendInt(cur, add[i]); 2600 } 2601 return cur; 2602 } 2603 2604 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2605 if (!sUserManager.exists(userId)) return null; 2606 final PackageSetting ps = (PackageSetting) p.mExtras; 2607 if (ps == null) { 2608 return null; 2609 } 2610 2611 final PermissionsState permissionsState = ps.getPermissionsState(); 2612 2613 final int[] gids = permissionsState.computeGids(userId); 2614 final Set<String> permissions = permissionsState.getPermissions(userId); 2615 final PackageUserState state = ps.readUserState(userId); 2616 2617 return PackageParser.generatePackageInfo(p, gids, flags, 2618 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2619 } 2620 2621 @Override 2622 public boolean isPackageFrozen(String packageName) { 2623 synchronized (mPackages) { 2624 final PackageSetting ps = mSettings.mPackages.get(packageName); 2625 if (ps != null) { 2626 return ps.frozen; 2627 } 2628 } 2629 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2630 return true; 2631 } 2632 2633 @Override 2634 public boolean isPackageAvailable(String packageName, int userId) { 2635 if (!sUserManager.exists(userId)) return false; 2636 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2637 synchronized (mPackages) { 2638 PackageParser.Package p = mPackages.get(packageName); 2639 if (p != null) { 2640 final PackageSetting ps = (PackageSetting) p.mExtras; 2641 if (ps != null) { 2642 final PackageUserState state = ps.readUserState(userId); 2643 if (state != null) { 2644 return PackageParser.isAvailable(state); 2645 } 2646 } 2647 } 2648 } 2649 return false; 2650 } 2651 2652 @Override 2653 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2654 if (!sUserManager.exists(userId)) return null; 2655 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2656 // reader 2657 synchronized (mPackages) { 2658 PackageParser.Package p = mPackages.get(packageName); 2659 if (DEBUG_PACKAGE_INFO) 2660 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2661 if (p != null) { 2662 return generatePackageInfo(p, flags, userId); 2663 } 2664 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2665 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2666 } 2667 } 2668 return null; 2669 } 2670 2671 @Override 2672 public String[] currentToCanonicalPackageNames(String[] names) { 2673 String[] out = new String[names.length]; 2674 // reader 2675 synchronized (mPackages) { 2676 for (int i=names.length-1; i>=0; i--) { 2677 PackageSetting ps = mSettings.mPackages.get(names[i]); 2678 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2679 } 2680 } 2681 return out; 2682 } 2683 2684 @Override 2685 public String[] canonicalToCurrentPackageNames(String[] names) { 2686 String[] out = new String[names.length]; 2687 // reader 2688 synchronized (mPackages) { 2689 for (int i=names.length-1; i>=0; i--) { 2690 String cur = mSettings.mRenamedPackages.get(names[i]); 2691 out[i] = cur != null ? cur : names[i]; 2692 } 2693 } 2694 return out; 2695 } 2696 2697 @Override 2698 public int getPackageUid(String packageName, int userId) { 2699 if (!sUserManager.exists(userId)) return -1; 2700 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2701 2702 // reader 2703 synchronized (mPackages) { 2704 PackageParser.Package p = mPackages.get(packageName); 2705 if(p != null) { 2706 return UserHandle.getUid(userId, p.applicationInfo.uid); 2707 } 2708 PackageSetting ps = mSettings.mPackages.get(packageName); 2709 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2710 return -1; 2711 } 2712 p = ps.pkg; 2713 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2714 } 2715 } 2716 2717 @Override 2718 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2719 if (!sUserManager.exists(userId)) { 2720 return null; 2721 } 2722 2723 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2724 "getPackageGids"); 2725 2726 // reader 2727 synchronized (mPackages) { 2728 PackageParser.Package p = mPackages.get(packageName); 2729 if (DEBUG_PACKAGE_INFO) { 2730 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2731 } 2732 if (p != null) { 2733 PackageSetting ps = (PackageSetting) p.mExtras; 2734 return ps.getPermissionsState().computeGids(userId); 2735 } 2736 } 2737 2738 return null; 2739 } 2740 2741 static PermissionInfo generatePermissionInfo( 2742 BasePermission bp, int flags) { 2743 if (bp.perm != null) { 2744 return PackageParser.generatePermissionInfo(bp.perm, flags); 2745 } 2746 PermissionInfo pi = new PermissionInfo(); 2747 pi.name = bp.name; 2748 pi.packageName = bp.sourcePackage; 2749 pi.nonLocalizedLabel = bp.name; 2750 pi.protectionLevel = bp.protectionLevel; 2751 return pi; 2752 } 2753 2754 @Override 2755 public PermissionInfo getPermissionInfo(String name, int flags) { 2756 // reader 2757 synchronized (mPackages) { 2758 final BasePermission p = mSettings.mPermissions.get(name); 2759 if (p != null) { 2760 return generatePermissionInfo(p, flags); 2761 } 2762 return null; 2763 } 2764 } 2765 2766 @Override 2767 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2768 // reader 2769 synchronized (mPackages) { 2770 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2771 for (BasePermission p : mSettings.mPermissions.values()) { 2772 if (group == null) { 2773 if (p.perm == null || p.perm.info.group == null) { 2774 out.add(generatePermissionInfo(p, flags)); 2775 } 2776 } else { 2777 if (p.perm != null && group.equals(p.perm.info.group)) { 2778 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2779 } 2780 } 2781 } 2782 2783 if (out.size() > 0) { 2784 return out; 2785 } 2786 return mPermissionGroups.containsKey(group) ? out : null; 2787 } 2788 } 2789 2790 @Override 2791 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2792 // reader 2793 synchronized (mPackages) { 2794 return PackageParser.generatePermissionGroupInfo( 2795 mPermissionGroups.get(name), flags); 2796 } 2797 } 2798 2799 @Override 2800 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2801 // reader 2802 synchronized (mPackages) { 2803 final int N = mPermissionGroups.size(); 2804 ArrayList<PermissionGroupInfo> out 2805 = new ArrayList<PermissionGroupInfo>(N); 2806 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2807 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2808 } 2809 return out; 2810 } 2811 } 2812 2813 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2814 int userId) { 2815 if (!sUserManager.exists(userId)) return null; 2816 PackageSetting ps = mSettings.mPackages.get(packageName); 2817 if (ps != null) { 2818 if (ps.pkg == null) { 2819 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2820 flags, userId); 2821 if (pInfo != null) { 2822 return pInfo.applicationInfo; 2823 } 2824 return null; 2825 } 2826 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2827 ps.readUserState(userId), userId); 2828 } 2829 return null; 2830 } 2831 2832 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2833 int userId) { 2834 if (!sUserManager.exists(userId)) return null; 2835 PackageSetting ps = mSettings.mPackages.get(packageName); 2836 if (ps != null) { 2837 PackageParser.Package pkg = ps.pkg; 2838 if (pkg == null) { 2839 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2840 return null; 2841 } 2842 // Only data remains, so we aren't worried about code paths 2843 pkg = new PackageParser.Package(packageName); 2844 pkg.applicationInfo.packageName = packageName; 2845 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2846 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2847 pkg.applicationInfo.dataDir = Environment 2848 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2849 .getAbsolutePath(); 2850 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2851 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2852 } 2853 return generatePackageInfo(pkg, flags, userId); 2854 } 2855 return null; 2856 } 2857 2858 @Override 2859 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2860 if (!sUserManager.exists(userId)) return null; 2861 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2862 // writer 2863 synchronized (mPackages) { 2864 PackageParser.Package p = mPackages.get(packageName); 2865 if (DEBUG_PACKAGE_INFO) Log.v( 2866 TAG, "getApplicationInfo " + packageName 2867 + ": " + p); 2868 if (p != null) { 2869 PackageSetting ps = mSettings.mPackages.get(packageName); 2870 if (ps == null) return null; 2871 // Note: isEnabledLP() does not apply here - always return info 2872 return PackageParser.generateApplicationInfo( 2873 p, flags, ps.readUserState(userId), userId); 2874 } 2875 if ("android".equals(packageName)||"system".equals(packageName)) { 2876 return mAndroidApplication; 2877 } 2878 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2879 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2880 } 2881 } 2882 return null; 2883 } 2884 2885 @Override 2886 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2887 final IPackageDataObserver observer) { 2888 mContext.enforceCallingOrSelfPermission( 2889 android.Manifest.permission.CLEAR_APP_CACHE, null); 2890 // Queue up an async operation since clearing cache may take a little while. 2891 mHandler.post(new Runnable() { 2892 public void run() { 2893 mHandler.removeCallbacks(this); 2894 int retCode = -1; 2895 synchronized (mInstallLock) { 2896 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2897 if (retCode < 0) { 2898 Slog.w(TAG, "Couldn't clear application caches"); 2899 } 2900 } 2901 if (observer != null) { 2902 try { 2903 observer.onRemoveCompleted(null, (retCode >= 0)); 2904 } catch (RemoteException e) { 2905 Slog.w(TAG, "RemoveException when invoking call back"); 2906 } 2907 } 2908 } 2909 }); 2910 } 2911 2912 @Override 2913 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2914 final IntentSender pi) { 2915 mContext.enforceCallingOrSelfPermission( 2916 android.Manifest.permission.CLEAR_APP_CACHE, null); 2917 // Queue up an async operation since clearing cache may take a little while. 2918 mHandler.post(new Runnable() { 2919 public void run() { 2920 mHandler.removeCallbacks(this); 2921 int retCode = -1; 2922 synchronized (mInstallLock) { 2923 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2924 if (retCode < 0) { 2925 Slog.w(TAG, "Couldn't clear application caches"); 2926 } 2927 } 2928 if(pi != null) { 2929 try { 2930 // Callback via pending intent 2931 int code = (retCode >= 0) ? 1 : 0; 2932 pi.sendIntent(null, code, null, 2933 null, null); 2934 } catch (SendIntentException e1) { 2935 Slog.i(TAG, "Failed to send pending intent"); 2936 } 2937 } 2938 } 2939 }); 2940 } 2941 2942 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2943 synchronized (mInstallLock) { 2944 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2945 throw new IOException("Failed to free enough space"); 2946 } 2947 } 2948 } 2949 2950 @Override 2951 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2952 if (!sUserManager.exists(userId)) return null; 2953 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2954 synchronized (mPackages) { 2955 PackageParser.Activity a = mActivities.mActivities.get(component); 2956 2957 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2958 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2959 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2960 if (ps == null) return null; 2961 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2962 userId); 2963 } 2964 if (mResolveComponentName.equals(component)) { 2965 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2966 new PackageUserState(), userId); 2967 } 2968 } 2969 return null; 2970 } 2971 2972 @Override 2973 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2974 String resolvedType) { 2975 synchronized (mPackages) { 2976 if (component.equals(mResolveComponentName)) { 2977 // The resolver supports EVERYTHING! 2978 return true; 2979 } 2980 PackageParser.Activity a = mActivities.mActivities.get(component); 2981 if (a == null) { 2982 return false; 2983 } 2984 for (int i=0; i<a.intents.size(); i++) { 2985 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2986 intent.getData(), intent.getCategories(), TAG) >= 0) { 2987 return true; 2988 } 2989 } 2990 return false; 2991 } 2992 } 2993 2994 @Override 2995 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2996 if (!sUserManager.exists(userId)) return null; 2997 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2998 synchronized (mPackages) { 2999 PackageParser.Activity a = mReceivers.mActivities.get(component); 3000 if (DEBUG_PACKAGE_INFO) Log.v( 3001 TAG, "getReceiverInfo " + component + ": " + a); 3002 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3003 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3004 if (ps == null) return null; 3005 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3006 userId); 3007 } 3008 } 3009 return null; 3010 } 3011 3012 @Override 3013 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3014 if (!sUserManager.exists(userId)) return null; 3015 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3016 synchronized (mPackages) { 3017 PackageParser.Service s = mServices.mServices.get(component); 3018 if (DEBUG_PACKAGE_INFO) Log.v( 3019 TAG, "getServiceInfo " + component + ": " + s); 3020 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3021 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3022 if (ps == null) return null; 3023 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3024 userId); 3025 } 3026 } 3027 return null; 3028 } 3029 3030 @Override 3031 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3032 if (!sUserManager.exists(userId)) return null; 3033 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3034 synchronized (mPackages) { 3035 PackageParser.Provider p = mProviders.mProviders.get(component); 3036 if (DEBUG_PACKAGE_INFO) Log.v( 3037 TAG, "getProviderInfo " + component + ": " + p); 3038 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3039 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3040 if (ps == null) return null; 3041 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3042 userId); 3043 } 3044 } 3045 return null; 3046 } 3047 3048 @Override 3049 public String[] getSystemSharedLibraryNames() { 3050 Set<String> libSet; 3051 synchronized (mPackages) { 3052 libSet = mSharedLibraries.keySet(); 3053 int size = libSet.size(); 3054 if (size > 0) { 3055 String[] libs = new String[size]; 3056 libSet.toArray(libs); 3057 return libs; 3058 } 3059 } 3060 return null; 3061 } 3062 3063 /** 3064 * @hide 3065 */ 3066 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3067 synchronized (mPackages) { 3068 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3069 if (lib != null && lib.apk != null) { 3070 return mPackages.get(lib.apk); 3071 } 3072 } 3073 return null; 3074 } 3075 3076 @Override 3077 public FeatureInfo[] getSystemAvailableFeatures() { 3078 Collection<FeatureInfo> featSet; 3079 synchronized (mPackages) { 3080 featSet = mAvailableFeatures.values(); 3081 int size = featSet.size(); 3082 if (size > 0) { 3083 FeatureInfo[] features = new FeatureInfo[size+1]; 3084 featSet.toArray(features); 3085 FeatureInfo fi = new FeatureInfo(); 3086 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3087 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3088 features[size] = fi; 3089 return features; 3090 } 3091 } 3092 return null; 3093 } 3094 3095 @Override 3096 public boolean hasSystemFeature(String name) { 3097 synchronized (mPackages) { 3098 return mAvailableFeatures.containsKey(name); 3099 } 3100 } 3101 3102 private void checkValidCaller(int uid, int userId) { 3103 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3104 return; 3105 3106 throw new SecurityException("Caller uid=" + uid 3107 + " is not privileged to communicate with user=" + userId); 3108 } 3109 3110 @Override 3111 public int checkPermission(String permName, String pkgName, int userId) { 3112 if (!sUserManager.exists(userId)) { 3113 return PackageManager.PERMISSION_DENIED; 3114 } 3115 3116 synchronized (mPackages) { 3117 final PackageParser.Package p = mPackages.get(pkgName); 3118 if (p != null && p.mExtras != null) { 3119 final PackageSetting ps = (PackageSetting) p.mExtras; 3120 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3121 return PackageManager.PERMISSION_GRANTED; 3122 } 3123 } 3124 } 3125 3126 return PackageManager.PERMISSION_DENIED; 3127 } 3128 3129 @Override 3130 public int checkUidPermission(String permName, int uid) { 3131 final int userId = UserHandle.getUserId(uid); 3132 3133 if (!sUserManager.exists(userId)) { 3134 return PackageManager.PERMISSION_DENIED; 3135 } 3136 3137 synchronized (mPackages) { 3138 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3139 if (obj != null) { 3140 final SettingBase ps = (SettingBase) obj; 3141 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3142 return PackageManager.PERMISSION_GRANTED; 3143 } 3144 } else { 3145 ArraySet<String> perms = mSystemPermissions.get(uid); 3146 if (perms != null && perms.contains(permName)) { 3147 return PackageManager.PERMISSION_GRANTED; 3148 } 3149 } 3150 } 3151 3152 return PackageManager.PERMISSION_DENIED; 3153 } 3154 3155 @Override 3156 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3157 if (UserHandle.getCallingUserId() != userId) { 3158 mContext.enforceCallingPermission( 3159 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3160 "isPermissionRevokedByPolicy for user " + userId); 3161 } 3162 3163 if (checkPermission(permission, packageName, userId) 3164 == PackageManager.PERMISSION_GRANTED) { 3165 return false; 3166 } 3167 3168 final long identity = Binder.clearCallingIdentity(); 3169 try { 3170 final int flags = getPermissionFlags(permission, packageName, userId); 3171 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3172 } finally { 3173 Binder.restoreCallingIdentity(identity); 3174 } 3175 } 3176 3177 /** 3178 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3179 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3180 * @param checkShell TODO(yamasani): 3181 * @param message the message to log on security exception 3182 */ 3183 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3184 boolean checkShell, String message) { 3185 if (userId < 0) { 3186 throw new IllegalArgumentException("Invalid userId " + userId); 3187 } 3188 if (checkShell) { 3189 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3190 } 3191 if (userId == UserHandle.getUserId(callingUid)) return; 3192 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3193 if (requireFullPermission) { 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3196 } else { 3197 try { 3198 mContext.enforceCallingOrSelfPermission( 3199 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3200 } catch (SecurityException se) { 3201 mContext.enforceCallingOrSelfPermission( 3202 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3203 } 3204 } 3205 } 3206 } 3207 3208 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3209 if (callingUid == Process.SHELL_UID) { 3210 if (userHandle >= 0 3211 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3212 throw new SecurityException("Shell does not have permission to access user " 3213 + userHandle); 3214 } else if (userHandle < 0) { 3215 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3216 + Debug.getCallers(3)); 3217 } 3218 } 3219 } 3220 3221 private BasePermission findPermissionTreeLP(String permName) { 3222 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3223 if (permName.startsWith(bp.name) && 3224 permName.length() > bp.name.length() && 3225 permName.charAt(bp.name.length()) == '.') { 3226 return bp; 3227 } 3228 } 3229 return null; 3230 } 3231 3232 private BasePermission checkPermissionTreeLP(String permName) { 3233 if (permName != null) { 3234 BasePermission bp = findPermissionTreeLP(permName); 3235 if (bp != null) { 3236 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3237 return bp; 3238 } 3239 throw new SecurityException("Calling uid " 3240 + Binder.getCallingUid() 3241 + " is not allowed to add to permission tree " 3242 + bp.name + " owned by uid " + bp.uid); 3243 } 3244 } 3245 throw new SecurityException("No permission tree found for " + permName); 3246 } 3247 3248 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3249 if (s1 == null) { 3250 return s2 == null; 3251 } 3252 if (s2 == null) { 3253 return false; 3254 } 3255 if (s1.getClass() != s2.getClass()) { 3256 return false; 3257 } 3258 return s1.equals(s2); 3259 } 3260 3261 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3262 if (pi1.icon != pi2.icon) return false; 3263 if (pi1.logo != pi2.logo) return false; 3264 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3265 if (!compareStrings(pi1.name, pi2.name)) return false; 3266 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3267 // We'll take care of setting this one. 3268 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3269 // These are not currently stored in settings. 3270 //if (!compareStrings(pi1.group, pi2.group)) return false; 3271 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3272 //if (pi1.labelRes != pi2.labelRes) return false; 3273 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3274 return true; 3275 } 3276 3277 int permissionInfoFootprint(PermissionInfo info) { 3278 int size = info.name.length(); 3279 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3280 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3281 return size; 3282 } 3283 3284 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3285 int size = 0; 3286 for (BasePermission perm : mSettings.mPermissions.values()) { 3287 if (perm.uid == tree.uid) { 3288 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3289 } 3290 } 3291 return size; 3292 } 3293 3294 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3295 // We calculate the max size of permissions defined by this uid and throw 3296 // if that plus the size of 'info' would exceed our stated maximum. 3297 if (tree.uid != Process.SYSTEM_UID) { 3298 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3299 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3300 throw new SecurityException("Permission tree size cap exceeded"); 3301 } 3302 } 3303 } 3304 3305 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3306 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3307 throw new SecurityException("Label must be specified in permission"); 3308 } 3309 BasePermission tree = checkPermissionTreeLP(info.name); 3310 BasePermission bp = mSettings.mPermissions.get(info.name); 3311 boolean added = bp == null; 3312 boolean changed = true; 3313 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3314 if (added) { 3315 enforcePermissionCapLocked(info, tree); 3316 bp = new BasePermission(info.name, tree.sourcePackage, 3317 BasePermission.TYPE_DYNAMIC); 3318 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3319 throw new SecurityException( 3320 "Not allowed to modify non-dynamic permission " 3321 + info.name); 3322 } else { 3323 if (bp.protectionLevel == fixedLevel 3324 && bp.perm.owner.equals(tree.perm.owner) 3325 && bp.uid == tree.uid 3326 && comparePermissionInfos(bp.perm.info, info)) { 3327 changed = false; 3328 } 3329 } 3330 bp.protectionLevel = fixedLevel; 3331 info = new PermissionInfo(info); 3332 info.protectionLevel = fixedLevel; 3333 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3334 bp.perm.info.packageName = tree.perm.info.packageName; 3335 bp.uid = tree.uid; 3336 if (added) { 3337 mSettings.mPermissions.put(info.name, bp); 3338 } 3339 if (changed) { 3340 if (!async) { 3341 mSettings.writeLPr(); 3342 } else { 3343 scheduleWriteSettingsLocked(); 3344 } 3345 } 3346 return added; 3347 } 3348 3349 @Override 3350 public boolean addPermission(PermissionInfo info) { 3351 synchronized (mPackages) { 3352 return addPermissionLocked(info, false); 3353 } 3354 } 3355 3356 @Override 3357 public boolean addPermissionAsync(PermissionInfo info) { 3358 synchronized (mPackages) { 3359 return addPermissionLocked(info, true); 3360 } 3361 } 3362 3363 @Override 3364 public void removePermission(String name) { 3365 synchronized (mPackages) { 3366 checkPermissionTreeLP(name); 3367 BasePermission bp = mSettings.mPermissions.get(name); 3368 if (bp != null) { 3369 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3370 throw new SecurityException( 3371 "Not allowed to modify non-dynamic permission " 3372 + name); 3373 } 3374 mSettings.mPermissions.remove(name); 3375 mSettings.writeLPr(); 3376 } 3377 } 3378 } 3379 3380 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3381 BasePermission bp) { 3382 int index = pkg.requestedPermissions.indexOf(bp.name); 3383 if (index == -1) { 3384 throw new SecurityException("Package " + pkg.packageName 3385 + " has not requested permission " + bp.name); 3386 } 3387 if (!bp.isRuntime()) { 3388 throw new SecurityException("Permission " + bp.name 3389 + " is not a changeable permission type"); 3390 } 3391 } 3392 3393 @Override 3394 public void grantRuntimePermission(String packageName, String name, final int userId) { 3395 if (!sUserManager.exists(userId)) { 3396 Log.e(TAG, "No such user:" + userId); 3397 return; 3398 } 3399 3400 mContext.enforceCallingOrSelfPermission( 3401 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3402 "grantRuntimePermission"); 3403 3404 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3405 "grantRuntimePermission"); 3406 3407 final int uid; 3408 final SettingBase sb; 3409 3410 synchronized (mPackages) { 3411 final PackageParser.Package pkg = mPackages.get(packageName); 3412 if (pkg == null) { 3413 throw new IllegalArgumentException("Unknown package: " + packageName); 3414 } 3415 3416 final BasePermission bp = mSettings.mPermissions.get(name); 3417 if (bp == null) { 3418 throw new IllegalArgumentException("Unknown permission: " + name); 3419 } 3420 3421 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3422 3423 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3424 sb = (SettingBase) pkg.mExtras; 3425 if (sb == null) { 3426 throw new IllegalArgumentException("Unknown package: " + packageName); 3427 } 3428 3429 final PermissionsState permissionsState = sb.getPermissionsState(); 3430 3431 final int flags = permissionsState.getPermissionFlags(name, userId); 3432 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3433 throw new SecurityException("Cannot grant system fixed permission: " 3434 + name + " for package: " + packageName); 3435 } 3436 3437 final int result = permissionsState.grantRuntimePermission(bp, userId); 3438 switch (result) { 3439 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3440 return; 3441 } 3442 3443 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3444 mHandler.post(new Runnable() { 3445 @Override 3446 public void run() { 3447 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3448 } 3449 }); 3450 } break; 3451 } 3452 3453 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3454 3455 // Not critical if that is lost - app has to request again. 3456 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3457 } 3458 3459 // Only need to do this if user is initialized. Otherwise it's a new user 3460 // and there are no processes running as the user yet and there's no need 3461 // to make an expensive call to remount processes for the changed permissions. 3462 if (READ_EXTERNAL_STORAGE.equals(name) 3463 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3464 final long token = Binder.clearCallingIdentity(); 3465 try { 3466 if (sUserManager.isInitialized(userId)) { 3467 MountServiceInternal mountServiceInternal = LocalServices.getService( 3468 MountServiceInternal.class); 3469 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3470 } 3471 } finally { 3472 Binder.restoreCallingIdentity(token); 3473 } 3474 } 3475 } 3476 3477 @Override 3478 public void revokeRuntimePermission(String packageName, String name, int userId) { 3479 if (!sUserManager.exists(userId)) { 3480 Log.e(TAG, "No such user:" + userId); 3481 return; 3482 } 3483 3484 mContext.enforceCallingOrSelfPermission( 3485 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3486 "revokeRuntimePermission"); 3487 3488 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3489 "revokeRuntimePermission"); 3490 3491 final SettingBase sb; 3492 3493 synchronized (mPackages) { 3494 final PackageParser.Package pkg = mPackages.get(packageName); 3495 if (pkg == null) { 3496 throw new IllegalArgumentException("Unknown package: " + packageName); 3497 } 3498 3499 final BasePermission bp = mSettings.mPermissions.get(name); 3500 if (bp == null) { 3501 throw new IllegalArgumentException("Unknown permission: " + name); 3502 } 3503 3504 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3505 3506 sb = (SettingBase) pkg.mExtras; 3507 if (sb == null) { 3508 throw new IllegalArgumentException("Unknown package: " + packageName); 3509 } 3510 3511 final PermissionsState permissionsState = sb.getPermissionsState(); 3512 3513 final int flags = permissionsState.getPermissionFlags(name, userId); 3514 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3515 throw new SecurityException("Cannot revoke system fixed permission: " 3516 + name + " for package: " + packageName); 3517 } 3518 3519 if (permissionsState.revokeRuntimePermission(bp, userId) == 3520 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3521 return; 3522 } 3523 3524 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3525 3526 // Critical, after this call app should never have the permission. 3527 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3528 } 3529 3530 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3531 } 3532 3533 @Override 3534 public void resetRuntimePermissions() { 3535 mContext.enforceCallingOrSelfPermission( 3536 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3537 "revokeRuntimePermission"); 3538 3539 int callingUid = Binder.getCallingUid(); 3540 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3541 mContext.enforceCallingOrSelfPermission( 3542 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3543 "resetRuntimePermissions"); 3544 } 3545 3546 synchronized (mPackages) { 3547 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3548 for (int userId : UserManagerService.getInstance().getUserIds()) { 3549 final int packageCount = mPackages.size(); 3550 for (int i = 0; i < packageCount; i++) { 3551 PackageParser.Package pkg = mPackages.valueAt(i); 3552 if (!(pkg.mExtras instanceof PackageSetting)) { 3553 continue; 3554 } 3555 PackageSetting ps = (PackageSetting) pkg.mExtras; 3556 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3557 } 3558 } 3559 } 3560 } 3561 3562 @Override 3563 public int getPermissionFlags(String name, String packageName, int userId) { 3564 if (!sUserManager.exists(userId)) { 3565 return 0; 3566 } 3567 3568 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3569 3570 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3571 "getPermissionFlags"); 3572 3573 synchronized (mPackages) { 3574 final PackageParser.Package pkg = mPackages.get(packageName); 3575 if (pkg == null) { 3576 throw new IllegalArgumentException("Unknown package: " + packageName); 3577 } 3578 3579 final BasePermission bp = mSettings.mPermissions.get(name); 3580 if (bp == null) { 3581 throw new IllegalArgumentException("Unknown permission: " + name); 3582 } 3583 3584 SettingBase sb = (SettingBase) pkg.mExtras; 3585 if (sb == null) { 3586 throw new IllegalArgumentException("Unknown package: " + packageName); 3587 } 3588 3589 PermissionsState permissionsState = sb.getPermissionsState(); 3590 return permissionsState.getPermissionFlags(name, userId); 3591 } 3592 } 3593 3594 @Override 3595 public void updatePermissionFlags(String name, String packageName, int flagMask, 3596 int flagValues, int userId) { 3597 if (!sUserManager.exists(userId)) { 3598 return; 3599 } 3600 3601 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3602 3603 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3604 "updatePermissionFlags"); 3605 3606 // Only the system can change these flags and nothing else. 3607 if (getCallingUid() != Process.SYSTEM_UID) { 3608 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3609 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3610 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3611 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3612 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3613 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3614 } 3615 3616 synchronized (mPackages) { 3617 final PackageParser.Package pkg = mPackages.get(packageName); 3618 if (pkg == null) { 3619 throw new IllegalArgumentException("Unknown package: " + packageName); 3620 } 3621 3622 final BasePermission bp = mSettings.mPermissions.get(name); 3623 if (bp == null) { 3624 throw new IllegalArgumentException("Unknown permission: " + name); 3625 } 3626 3627 SettingBase sb = (SettingBase) pkg.mExtras; 3628 if (sb == null) { 3629 throw new IllegalArgumentException("Unknown package: " + packageName); 3630 } 3631 3632 PermissionsState permissionsState = sb.getPermissionsState(); 3633 3634 // Only the package manager can change flags for system component permissions. 3635 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3636 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3637 return; 3638 } 3639 3640 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3641 3642 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3643 // Install and runtime permissions are stored in different places, 3644 // so figure out what permission changed and persist the change. 3645 if (permissionsState.getInstallPermissionState(name) != null) { 3646 scheduleWriteSettingsLocked(); 3647 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3648 || hadState) { 3649 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3650 } 3651 } 3652 } 3653 } 3654 3655 /** 3656 * Update the permission flags for all packages and runtime permissions of a user in order 3657 * to allow device or profile owner to remove POLICY_FIXED. 3658 */ 3659 @Override 3660 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3661 if (!sUserManager.exists(userId)) { 3662 return; 3663 } 3664 3665 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3666 3667 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3668 "updatePermissionFlagsForAllApps"); 3669 3670 // Only the system can change system fixed flags. 3671 if (getCallingUid() != Process.SYSTEM_UID) { 3672 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3673 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3674 } 3675 3676 synchronized (mPackages) { 3677 boolean changed = false; 3678 final int packageCount = mPackages.size(); 3679 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3680 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3681 SettingBase sb = (SettingBase) pkg.mExtras; 3682 if (sb == null) { 3683 continue; 3684 } 3685 PermissionsState permissionsState = sb.getPermissionsState(); 3686 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3687 userId, flagMask, flagValues); 3688 } 3689 if (changed) { 3690 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3691 } 3692 } 3693 } 3694 3695 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3696 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3697 != PackageManager.PERMISSION_GRANTED 3698 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3699 != PackageManager.PERMISSION_GRANTED) { 3700 throw new SecurityException(message + " requires " 3701 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3702 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3703 } 3704 } 3705 3706 @Override 3707 public boolean shouldShowRequestPermissionRationale(String permissionName, 3708 String packageName, int userId) { 3709 if (UserHandle.getCallingUserId() != userId) { 3710 mContext.enforceCallingPermission( 3711 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3712 "canShowRequestPermissionRationale for user " + userId); 3713 } 3714 3715 final int uid = getPackageUid(packageName, userId); 3716 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3717 return false; 3718 } 3719 3720 if (checkPermission(permissionName, packageName, userId) 3721 == PackageManager.PERMISSION_GRANTED) { 3722 return false; 3723 } 3724 3725 final int flags; 3726 3727 final long identity = Binder.clearCallingIdentity(); 3728 try { 3729 flags = getPermissionFlags(permissionName, 3730 packageName, userId); 3731 } finally { 3732 Binder.restoreCallingIdentity(identity); 3733 } 3734 3735 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3736 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3737 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3738 3739 if ((flags & fixedFlags) != 0) { 3740 return false; 3741 } 3742 3743 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3744 } 3745 3746 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3747 BasePermission bp = mSettings.mPermissions.get(permission); 3748 if (bp == null) { 3749 throw new SecurityException("Missing " + permission + " permission"); 3750 } 3751 3752 SettingBase sb = (SettingBase) pkg.mExtras; 3753 PermissionsState permissionsState = sb.getPermissionsState(); 3754 3755 if (permissionsState.grantInstallPermission(bp) != 3756 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3757 scheduleWriteSettingsLocked(); 3758 } 3759 } 3760 3761 @Override 3762 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3763 mContext.enforceCallingOrSelfPermission( 3764 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3765 "addOnPermissionsChangeListener"); 3766 3767 synchronized (mPackages) { 3768 mOnPermissionChangeListeners.addListenerLocked(listener); 3769 } 3770 } 3771 3772 @Override 3773 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3774 synchronized (mPackages) { 3775 mOnPermissionChangeListeners.removeListenerLocked(listener); 3776 } 3777 } 3778 3779 @Override 3780 public boolean isProtectedBroadcast(String actionName) { 3781 synchronized (mPackages) { 3782 return mProtectedBroadcasts.contains(actionName); 3783 } 3784 } 3785 3786 @Override 3787 public int checkSignatures(String pkg1, String pkg2) { 3788 synchronized (mPackages) { 3789 final PackageParser.Package p1 = mPackages.get(pkg1); 3790 final PackageParser.Package p2 = mPackages.get(pkg2); 3791 if (p1 == null || p1.mExtras == null 3792 || p2 == null || p2.mExtras == null) { 3793 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3794 } 3795 return compareSignatures(p1.mSignatures, p2.mSignatures); 3796 } 3797 } 3798 3799 @Override 3800 public int checkUidSignatures(int uid1, int uid2) { 3801 // Map to base uids. 3802 uid1 = UserHandle.getAppId(uid1); 3803 uid2 = UserHandle.getAppId(uid2); 3804 // reader 3805 synchronized (mPackages) { 3806 Signature[] s1; 3807 Signature[] s2; 3808 Object obj = mSettings.getUserIdLPr(uid1); 3809 if (obj != null) { 3810 if (obj instanceof SharedUserSetting) { 3811 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3812 } else if (obj instanceof PackageSetting) { 3813 s1 = ((PackageSetting)obj).signatures.mSignatures; 3814 } else { 3815 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3816 } 3817 } else { 3818 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3819 } 3820 obj = mSettings.getUserIdLPr(uid2); 3821 if (obj != null) { 3822 if (obj instanceof SharedUserSetting) { 3823 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3824 } else if (obj instanceof PackageSetting) { 3825 s2 = ((PackageSetting)obj).signatures.mSignatures; 3826 } else { 3827 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3828 } 3829 } else { 3830 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3831 } 3832 return compareSignatures(s1, s2); 3833 } 3834 } 3835 3836 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3837 final long identity = Binder.clearCallingIdentity(); 3838 try { 3839 if (sb instanceof SharedUserSetting) { 3840 SharedUserSetting sus = (SharedUserSetting) sb; 3841 final int packageCount = sus.packages.size(); 3842 for (int i = 0; i < packageCount; i++) { 3843 PackageSetting susPs = sus.packages.valueAt(i); 3844 if (userId == UserHandle.USER_ALL) { 3845 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3846 } else { 3847 final int uid = UserHandle.getUid(userId, susPs.appId); 3848 killUid(uid, reason); 3849 } 3850 } 3851 } else if (sb instanceof PackageSetting) { 3852 PackageSetting ps = (PackageSetting) sb; 3853 if (userId == UserHandle.USER_ALL) { 3854 killApplication(ps.pkg.packageName, ps.appId, reason); 3855 } else { 3856 final int uid = UserHandle.getUid(userId, ps.appId); 3857 killUid(uid, reason); 3858 } 3859 } 3860 } finally { 3861 Binder.restoreCallingIdentity(identity); 3862 } 3863 } 3864 3865 private static void killUid(int uid, String reason) { 3866 IActivityManager am = ActivityManagerNative.getDefault(); 3867 if (am != null) { 3868 try { 3869 am.killUid(uid, reason); 3870 } catch (RemoteException e) { 3871 /* ignore - same process */ 3872 } 3873 } 3874 } 3875 3876 /** 3877 * Compares two sets of signatures. Returns: 3878 * <br /> 3879 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3880 * <br /> 3881 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3882 * <br /> 3883 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3884 * <br /> 3885 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3886 * <br /> 3887 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3888 */ 3889 static int compareSignatures(Signature[] s1, Signature[] s2) { 3890 if (s1 == null) { 3891 return s2 == null 3892 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3893 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3894 } 3895 3896 if (s2 == null) { 3897 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3898 } 3899 3900 if (s1.length != s2.length) { 3901 return PackageManager.SIGNATURE_NO_MATCH; 3902 } 3903 3904 // Since both signature sets are of size 1, we can compare without HashSets. 3905 if (s1.length == 1) { 3906 return s1[0].equals(s2[0]) ? 3907 PackageManager.SIGNATURE_MATCH : 3908 PackageManager.SIGNATURE_NO_MATCH; 3909 } 3910 3911 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3912 for (Signature sig : s1) { 3913 set1.add(sig); 3914 } 3915 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3916 for (Signature sig : s2) { 3917 set2.add(sig); 3918 } 3919 // Make sure s2 contains all signatures in s1. 3920 if (set1.equals(set2)) { 3921 return PackageManager.SIGNATURE_MATCH; 3922 } 3923 return PackageManager.SIGNATURE_NO_MATCH; 3924 } 3925 3926 /** 3927 * If the database version for this type of package (internal storage or 3928 * external storage) is less than the version where package signatures 3929 * were updated, return true. 3930 */ 3931 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3932 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3933 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3934 } 3935 3936 /** 3937 * Used for backward compatibility to make sure any packages with 3938 * certificate chains get upgraded to the new style. {@code existingSigs} 3939 * will be in the old format (since they were stored on disk from before the 3940 * system upgrade) and {@code scannedSigs} will be in the newer format. 3941 */ 3942 private int compareSignaturesCompat(PackageSignatures existingSigs, 3943 PackageParser.Package scannedPkg) { 3944 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3945 return PackageManager.SIGNATURE_NO_MATCH; 3946 } 3947 3948 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3949 for (Signature sig : existingSigs.mSignatures) { 3950 existingSet.add(sig); 3951 } 3952 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3953 for (Signature sig : scannedPkg.mSignatures) { 3954 try { 3955 Signature[] chainSignatures = sig.getChainSignatures(); 3956 for (Signature chainSig : chainSignatures) { 3957 scannedCompatSet.add(chainSig); 3958 } 3959 } catch (CertificateEncodingException e) { 3960 scannedCompatSet.add(sig); 3961 } 3962 } 3963 /* 3964 * Make sure the expanded scanned set contains all signatures in the 3965 * existing one. 3966 */ 3967 if (scannedCompatSet.equals(existingSet)) { 3968 // Migrate the old signatures to the new scheme. 3969 existingSigs.assignSignatures(scannedPkg.mSignatures); 3970 // The new KeySets will be re-added later in the scanning process. 3971 synchronized (mPackages) { 3972 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3973 } 3974 return PackageManager.SIGNATURE_MATCH; 3975 } 3976 return PackageManager.SIGNATURE_NO_MATCH; 3977 } 3978 3979 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3980 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3981 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 3982 } 3983 3984 private int compareSignaturesRecover(PackageSignatures existingSigs, 3985 PackageParser.Package scannedPkg) { 3986 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3987 return PackageManager.SIGNATURE_NO_MATCH; 3988 } 3989 3990 String msg = null; 3991 try { 3992 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3993 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3994 + scannedPkg.packageName); 3995 return PackageManager.SIGNATURE_MATCH; 3996 } 3997 } catch (CertificateException e) { 3998 msg = e.getMessage(); 3999 } 4000 4001 logCriticalInfo(Log.INFO, 4002 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4003 return PackageManager.SIGNATURE_NO_MATCH; 4004 } 4005 4006 @Override 4007 public String[] getPackagesForUid(int uid) { 4008 uid = UserHandle.getAppId(uid); 4009 // reader 4010 synchronized (mPackages) { 4011 Object obj = mSettings.getUserIdLPr(uid); 4012 if (obj instanceof SharedUserSetting) { 4013 final SharedUserSetting sus = (SharedUserSetting) obj; 4014 final int N = sus.packages.size(); 4015 final String[] res = new String[N]; 4016 final Iterator<PackageSetting> it = sus.packages.iterator(); 4017 int i = 0; 4018 while (it.hasNext()) { 4019 res[i++] = it.next().name; 4020 } 4021 return res; 4022 } else if (obj instanceof PackageSetting) { 4023 final PackageSetting ps = (PackageSetting) obj; 4024 return new String[] { ps.name }; 4025 } 4026 } 4027 return null; 4028 } 4029 4030 @Override 4031 public String getNameForUid(int uid) { 4032 // reader 4033 synchronized (mPackages) { 4034 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4035 if (obj instanceof SharedUserSetting) { 4036 final SharedUserSetting sus = (SharedUserSetting) obj; 4037 return sus.name + ":" + sus.userId; 4038 } else if (obj instanceof PackageSetting) { 4039 final PackageSetting ps = (PackageSetting) obj; 4040 return ps.name; 4041 } 4042 } 4043 return null; 4044 } 4045 4046 @Override 4047 public int getUidForSharedUser(String sharedUserName) { 4048 if(sharedUserName == null) { 4049 return -1; 4050 } 4051 // reader 4052 synchronized (mPackages) { 4053 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4054 if (suid == null) { 4055 return -1; 4056 } 4057 return suid.userId; 4058 } 4059 } 4060 4061 @Override 4062 public int getFlagsForUid(int uid) { 4063 synchronized (mPackages) { 4064 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4065 if (obj instanceof SharedUserSetting) { 4066 final SharedUserSetting sus = (SharedUserSetting) obj; 4067 return sus.pkgFlags; 4068 } else if (obj instanceof PackageSetting) { 4069 final PackageSetting ps = (PackageSetting) obj; 4070 return ps.pkgFlags; 4071 } 4072 } 4073 return 0; 4074 } 4075 4076 @Override 4077 public int getPrivateFlagsForUid(int uid) { 4078 synchronized (mPackages) { 4079 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4080 if (obj instanceof SharedUserSetting) { 4081 final SharedUserSetting sus = (SharedUserSetting) obj; 4082 return sus.pkgPrivateFlags; 4083 } else if (obj instanceof PackageSetting) { 4084 final PackageSetting ps = (PackageSetting) obj; 4085 return ps.pkgPrivateFlags; 4086 } 4087 } 4088 return 0; 4089 } 4090 4091 @Override 4092 public boolean isUidPrivileged(int uid) { 4093 uid = UserHandle.getAppId(uid); 4094 // reader 4095 synchronized (mPackages) { 4096 Object obj = mSettings.getUserIdLPr(uid); 4097 if (obj instanceof SharedUserSetting) { 4098 final SharedUserSetting sus = (SharedUserSetting) obj; 4099 final Iterator<PackageSetting> it = sus.packages.iterator(); 4100 while (it.hasNext()) { 4101 if (it.next().isPrivileged()) { 4102 return true; 4103 } 4104 } 4105 } else if (obj instanceof PackageSetting) { 4106 final PackageSetting ps = (PackageSetting) obj; 4107 return ps.isPrivileged(); 4108 } 4109 } 4110 return false; 4111 } 4112 4113 @Override 4114 public String[] getAppOpPermissionPackages(String permissionName) { 4115 synchronized (mPackages) { 4116 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4117 if (pkgs == null) { 4118 return null; 4119 } 4120 return pkgs.toArray(new String[pkgs.size()]); 4121 } 4122 } 4123 4124 @Override 4125 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4126 int flags, int userId) { 4127 if (!sUserManager.exists(userId)) return null; 4128 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4129 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4130 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4131 } 4132 4133 @Override 4134 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4135 IntentFilter filter, int match, ComponentName activity) { 4136 final int userId = UserHandle.getCallingUserId(); 4137 if (DEBUG_PREFERRED) { 4138 Log.v(TAG, "setLastChosenActivity intent=" + intent 4139 + " resolvedType=" + resolvedType 4140 + " flags=" + flags 4141 + " filter=" + filter 4142 + " match=" + match 4143 + " activity=" + activity); 4144 filter.dump(new PrintStreamPrinter(System.out), " "); 4145 } 4146 intent.setComponent(null); 4147 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4148 // Find any earlier preferred or last chosen entries and nuke them 4149 findPreferredActivity(intent, resolvedType, 4150 flags, query, 0, false, true, false, userId); 4151 // Add the new activity as the last chosen for this filter 4152 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4153 "Setting last chosen"); 4154 } 4155 4156 @Override 4157 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4158 final int userId = UserHandle.getCallingUserId(); 4159 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4160 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4161 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4162 false, false, false, userId); 4163 } 4164 4165 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4166 int flags, List<ResolveInfo> query, int userId) { 4167 if (query != null) { 4168 final int N = query.size(); 4169 if (N == 1) { 4170 return query.get(0); 4171 } else if (N > 1) { 4172 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4173 // If there is more than one activity with the same priority, 4174 // then let the user decide between them. 4175 ResolveInfo r0 = query.get(0); 4176 ResolveInfo r1 = query.get(1); 4177 if (DEBUG_INTENT_MATCHING || debug) { 4178 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4179 + r1.activityInfo.name + "=" + r1.priority); 4180 } 4181 // If the first activity has a higher priority, or a different 4182 // default, then it is always desireable to pick it. 4183 if (r0.priority != r1.priority 4184 || r0.preferredOrder != r1.preferredOrder 4185 || r0.isDefault != r1.isDefault) { 4186 return query.get(0); 4187 } 4188 // If we have saved a preference for a preferred activity for 4189 // this Intent, use that. 4190 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4191 flags, query, r0.priority, true, false, debug, userId); 4192 if (ri != null) { 4193 return ri; 4194 } 4195 if (userId != 0) { 4196 ri = new ResolveInfo(mResolveInfo); 4197 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4198 ri.activityInfo.applicationInfo = new ApplicationInfo( 4199 ri.activityInfo.applicationInfo); 4200 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4201 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4202 return ri; 4203 } 4204 return mResolveInfo; 4205 } 4206 } 4207 return null; 4208 } 4209 4210 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4211 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4212 final int N = query.size(); 4213 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4214 .get(userId); 4215 // Get the list of persistent preferred activities that handle the intent 4216 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4217 List<PersistentPreferredActivity> pprefs = ppir != null 4218 ? ppir.queryIntent(intent, resolvedType, 4219 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4220 : null; 4221 if (pprefs != null && pprefs.size() > 0) { 4222 final int M = pprefs.size(); 4223 for (int i=0; i<M; i++) { 4224 final PersistentPreferredActivity ppa = pprefs.get(i); 4225 if (DEBUG_PREFERRED || debug) { 4226 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4227 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4228 + "\n component=" + ppa.mComponent); 4229 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4230 } 4231 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4232 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4233 if (DEBUG_PREFERRED || debug) { 4234 Slog.v(TAG, "Found persistent preferred activity:"); 4235 if (ai != null) { 4236 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4237 } else { 4238 Slog.v(TAG, " null"); 4239 } 4240 } 4241 if (ai == null) { 4242 // This previously registered persistent preferred activity 4243 // component is no longer known. Ignore it and do NOT remove it. 4244 continue; 4245 } 4246 for (int j=0; j<N; j++) { 4247 final ResolveInfo ri = query.get(j); 4248 if (!ri.activityInfo.applicationInfo.packageName 4249 .equals(ai.applicationInfo.packageName)) { 4250 continue; 4251 } 4252 if (!ri.activityInfo.name.equals(ai.name)) { 4253 continue; 4254 } 4255 // Found a persistent preference that can handle the intent. 4256 if (DEBUG_PREFERRED || debug) { 4257 Slog.v(TAG, "Returning persistent preferred activity: " + 4258 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4259 } 4260 return ri; 4261 } 4262 } 4263 } 4264 return null; 4265 } 4266 4267 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4268 List<ResolveInfo> query, int priority, boolean always, 4269 boolean removeMatches, boolean debug, int userId) { 4270 if (!sUserManager.exists(userId)) return null; 4271 // writer 4272 synchronized (mPackages) { 4273 if (intent.getSelector() != null) { 4274 intent = intent.getSelector(); 4275 } 4276 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4277 4278 // Try to find a matching persistent preferred activity. 4279 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4280 debug, userId); 4281 4282 // If a persistent preferred activity matched, use it. 4283 if (pri != null) { 4284 return pri; 4285 } 4286 4287 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4288 // Get the list of preferred activities that handle the intent 4289 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4290 List<PreferredActivity> prefs = pir != null 4291 ? pir.queryIntent(intent, resolvedType, 4292 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4293 : null; 4294 if (prefs != null && prefs.size() > 0) { 4295 boolean changed = false; 4296 try { 4297 // First figure out how good the original match set is. 4298 // We will only allow preferred activities that came 4299 // from the same match quality. 4300 int match = 0; 4301 4302 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4303 4304 final int N = query.size(); 4305 for (int j=0; j<N; j++) { 4306 final ResolveInfo ri = query.get(j); 4307 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4308 + ": 0x" + Integer.toHexString(match)); 4309 if (ri.match > match) { 4310 match = ri.match; 4311 } 4312 } 4313 4314 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4315 + Integer.toHexString(match)); 4316 4317 match &= IntentFilter.MATCH_CATEGORY_MASK; 4318 final int M = prefs.size(); 4319 for (int i=0; i<M; i++) { 4320 final PreferredActivity pa = prefs.get(i); 4321 if (DEBUG_PREFERRED || debug) { 4322 Slog.v(TAG, "Checking PreferredActivity ds=" 4323 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4324 + "\n component=" + pa.mPref.mComponent); 4325 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4326 } 4327 if (pa.mPref.mMatch != match) { 4328 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4329 + Integer.toHexString(pa.mPref.mMatch)); 4330 continue; 4331 } 4332 // If it's not an "always" type preferred activity and that's what we're 4333 // looking for, skip it. 4334 if (always && !pa.mPref.mAlways) { 4335 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4336 continue; 4337 } 4338 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4339 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4340 if (DEBUG_PREFERRED || debug) { 4341 Slog.v(TAG, "Found preferred activity:"); 4342 if (ai != null) { 4343 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4344 } else { 4345 Slog.v(TAG, " null"); 4346 } 4347 } 4348 if (ai == null) { 4349 // This previously registered preferred activity 4350 // component is no longer known. Most likely an update 4351 // to the app was installed and in the new version this 4352 // component no longer exists. Clean it up by removing 4353 // it from the preferred activities list, and skip it. 4354 Slog.w(TAG, "Removing dangling preferred activity: " 4355 + pa.mPref.mComponent); 4356 pir.removeFilter(pa); 4357 changed = true; 4358 continue; 4359 } 4360 for (int j=0; j<N; j++) { 4361 final ResolveInfo ri = query.get(j); 4362 if (!ri.activityInfo.applicationInfo.packageName 4363 .equals(ai.applicationInfo.packageName)) { 4364 continue; 4365 } 4366 if (!ri.activityInfo.name.equals(ai.name)) { 4367 continue; 4368 } 4369 4370 if (removeMatches) { 4371 pir.removeFilter(pa); 4372 changed = true; 4373 if (DEBUG_PREFERRED) { 4374 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4375 } 4376 break; 4377 } 4378 4379 // Okay we found a previously set preferred or last chosen app. 4380 // If the result set is different from when this 4381 // was created, we need to clear it and re-ask the 4382 // user their preference, if we're looking for an "always" type entry. 4383 if (always && !pa.mPref.sameSet(query)) { 4384 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4385 + intent + " type " + resolvedType); 4386 if (DEBUG_PREFERRED) { 4387 Slog.v(TAG, "Removing preferred activity since set changed " 4388 + pa.mPref.mComponent); 4389 } 4390 pir.removeFilter(pa); 4391 // Re-add the filter as a "last chosen" entry (!always) 4392 PreferredActivity lastChosen = new PreferredActivity( 4393 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4394 pir.addFilter(lastChosen); 4395 changed = true; 4396 return null; 4397 } 4398 4399 // Yay! Either the set matched or we're looking for the last chosen 4400 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4401 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4402 return ri; 4403 } 4404 } 4405 } finally { 4406 if (changed) { 4407 if (DEBUG_PREFERRED) { 4408 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4409 } 4410 scheduleWritePackageRestrictionsLocked(userId); 4411 } 4412 } 4413 } 4414 } 4415 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4416 return null; 4417 } 4418 4419 /* 4420 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4421 */ 4422 @Override 4423 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4424 int targetUserId) { 4425 mContext.enforceCallingOrSelfPermission( 4426 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4427 List<CrossProfileIntentFilter> matches = 4428 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4429 if (matches != null) { 4430 int size = matches.size(); 4431 for (int i = 0; i < size; i++) { 4432 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4433 } 4434 } 4435 if (hasWebURI(intent)) { 4436 // cross-profile app linking works only towards the parent. 4437 final UserInfo parent = getProfileParent(sourceUserId); 4438 synchronized(mPackages) { 4439 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4440 intent, resolvedType, 0, sourceUserId, parent.id); 4441 return xpDomainInfo != null; 4442 } 4443 } 4444 return false; 4445 } 4446 4447 private UserInfo getProfileParent(int userId) { 4448 final long identity = Binder.clearCallingIdentity(); 4449 try { 4450 return sUserManager.getProfileParent(userId); 4451 } finally { 4452 Binder.restoreCallingIdentity(identity); 4453 } 4454 } 4455 4456 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4457 String resolvedType, int userId) { 4458 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4459 if (resolver != null) { 4460 return resolver.queryIntent(intent, resolvedType, false, userId); 4461 } 4462 return null; 4463 } 4464 4465 @Override 4466 public List<ResolveInfo> queryIntentActivities(Intent intent, 4467 String resolvedType, int flags, int userId) { 4468 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4469 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4470 ComponentName comp = intent.getComponent(); 4471 if (comp == null) { 4472 if (intent.getSelector() != null) { 4473 intent = intent.getSelector(); 4474 comp = intent.getComponent(); 4475 } 4476 } 4477 4478 if (comp != null) { 4479 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4480 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4481 if (ai != null) { 4482 final ResolveInfo ri = new ResolveInfo(); 4483 ri.activityInfo = ai; 4484 list.add(ri); 4485 } 4486 return list; 4487 } 4488 4489 // reader 4490 synchronized (mPackages) { 4491 final String pkgName = intent.getPackage(); 4492 if (pkgName == null) { 4493 List<CrossProfileIntentFilter> matchingFilters = 4494 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4495 // Check for results that need to skip the current profile. 4496 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4497 resolvedType, flags, userId); 4498 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4499 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4500 result.add(xpResolveInfo); 4501 return filterIfNotPrimaryUser(result, userId); 4502 } 4503 4504 // Check for results in the current profile. 4505 List<ResolveInfo> result = mActivities.queryIntent( 4506 intent, resolvedType, flags, userId); 4507 4508 // Check for cross profile results. 4509 xpResolveInfo = queryCrossProfileIntents( 4510 matchingFilters, intent, resolvedType, flags, userId); 4511 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4512 result.add(xpResolveInfo); 4513 Collections.sort(result, mResolvePrioritySorter); 4514 } 4515 result = filterIfNotPrimaryUser(result, userId); 4516 if (hasWebURI(intent)) { 4517 CrossProfileDomainInfo xpDomainInfo = null; 4518 final UserInfo parent = getProfileParent(userId); 4519 if (parent != null) { 4520 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4521 flags, userId, parent.id); 4522 } 4523 if (xpDomainInfo != null) { 4524 if (xpResolveInfo != null) { 4525 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4526 // in the result. 4527 result.remove(xpResolveInfo); 4528 } 4529 if (result.size() == 0) { 4530 result.add(xpDomainInfo.resolveInfo); 4531 return result; 4532 } 4533 } else if (result.size() <= 1) { 4534 return result; 4535 } 4536 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4537 xpDomainInfo, userId); 4538 Collections.sort(result, mResolvePrioritySorter); 4539 } 4540 return result; 4541 } 4542 final PackageParser.Package pkg = mPackages.get(pkgName); 4543 if (pkg != null) { 4544 return filterIfNotPrimaryUser( 4545 mActivities.queryIntentForPackage( 4546 intent, resolvedType, flags, pkg.activities, userId), 4547 userId); 4548 } 4549 return new ArrayList<ResolveInfo>(); 4550 } 4551 } 4552 4553 private static class CrossProfileDomainInfo { 4554 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4555 ResolveInfo resolveInfo; 4556 /* Best domain verification status of the activities found in the other profile */ 4557 int bestDomainVerificationStatus; 4558 } 4559 4560 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4561 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4562 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4563 sourceUserId)) { 4564 return null; 4565 } 4566 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4567 resolvedType, flags, parentUserId); 4568 4569 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4570 return null; 4571 } 4572 CrossProfileDomainInfo result = null; 4573 int size = resultTargetUser.size(); 4574 for (int i = 0; i < size; i++) { 4575 ResolveInfo riTargetUser = resultTargetUser.get(i); 4576 // Intent filter verification is only for filters that specify a host. So don't return 4577 // those that handle all web uris. 4578 if (riTargetUser.handleAllWebDataURI) { 4579 continue; 4580 } 4581 String packageName = riTargetUser.activityInfo.packageName; 4582 PackageSetting ps = mSettings.mPackages.get(packageName); 4583 if (ps == null) { 4584 continue; 4585 } 4586 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4587 int status = (int)(verificationState >> 32); 4588 if (result == null) { 4589 result = new CrossProfileDomainInfo(); 4590 result.resolveInfo = 4591 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4592 result.bestDomainVerificationStatus = status; 4593 } else { 4594 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4595 result.bestDomainVerificationStatus); 4596 } 4597 } 4598 // Don't consider matches with status NEVER across profiles. 4599 if (result != null && result.bestDomainVerificationStatus 4600 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4601 return null; 4602 } 4603 return result; 4604 } 4605 4606 /** 4607 * Verification statuses are ordered from the worse to the best, except for 4608 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4609 */ 4610 private int bestDomainVerificationStatus(int status1, int status2) { 4611 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4612 return status2; 4613 } 4614 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4615 return status1; 4616 } 4617 return (int) MathUtils.max(status1, status2); 4618 } 4619 4620 private boolean isUserEnabled(int userId) { 4621 long callingId = Binder.clearCallingIdentity(); 4622 try { 4623 UserInfo userInfo = sUserManager.getUserInfo(userId); 4624 return userInfo != null && userInfo.isEnabled(); 4625 } finally { 4626 Binder.restoreCallingIdentity(callingId); 4627 } 4628 } 4629 4630 /** 4631 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4632 * 4633 * @return filtered list 4634 */ 4635 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4636 if (userId == UserHandle.USER_OWNER) { 4637 return resolveInfos; 4638 } 4639 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4640 ResolveInfo info = resolveInfos.get(i); 4641 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4642 resolveInfos.remove(i); 4643 } 4644 } 4645 return resolveInfos; 4646 } 4647 4648 private static boolean hasWebURI(Intent intent) { 4649 if (intent.getData() == null) { 4650 return false; 4651 } 4652 final String scheme = intent.getScheme(); 4653 if (TextUtils.isEmpty(scheme)) { 4654 return false; 4655 } 4656 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4657 } 4658 4659 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4660 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4661 int userId) { 4662 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4663 4664 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4665 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4666 candidates.size()); 4667 } 4668 4669 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4670 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4671 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4672 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4673 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4674 4675 synchronized (mPackages) { 4676 final int count = candidates.size(); 4677 // First, try to use linked apps. Partition the candidates into four lists: 4678 // one for the final results, one for the "do not use ever", one for "undefined status" 4679 // and finally one for "browser app type". 4680 for (int n=0; n<count; n++) { 4681 ResolveInfo info = candidates.get(n); 4682 String packageName = info.activityInfo.packageName; 4683 PackageSetting ps = mSettings.mPackages.get(packageName); 4684 if (ps != null) { 4685 // Add to the special match all list (Browser use case) 4686 if (info.handleAllWebDataURI) { 4687 matchAllList.add(info); 4688 continue; 4689 } 4690 // Try to get the status from User settings first 4691 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4692 int status = (int)(packedStatus >> 32); 4693 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4694 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4695 if (DEBUG_DOMAIN_VERIFICATION) { 4696 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4697 + " : linkgen=" + linkGeneration); 4698 } 4699 // Use link-enabled generation as preferredOrder, i.e. 4700 // prefer newly-enabled over earlier-enabled. 4701 info.preferredOrder = linkGeneration; 4702 alwaysList.add(info); 4703 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4704 if (DEBUG_DOMAIN_VERIFICATION) { 4705 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4706 } 4707 neverList.add(info); 4708 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4709 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4710 if (DEBUG_DOMAIN_VERIFICATION) { 4711 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4712 } 4713 undefinedList.add(info); 4714 } 4715 } 4716 } 4717 // First try to add the "always" resolution(s) for the current user, if any 4718 if (alwaysList.size() > 0) { 4719 result.addAll(alwaysList); 4720 // if there is an "always" for the parent user, add it. 4721 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4722 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4723 result.add(xpDomainInfo.resolveInfo); 4724 } else { 4725 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4726 result.addAll(undefinedList); 4727 if (xpDomainInfo != null && ( 4728 xpDomainInfo.bestDomainVerificationStatus 4729 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4730 || xpDomainInfo.bestDomainVerificationStatus 4731 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4732 result.add(xpDomainInfo.resolveInfo); 4733 } 4734 // Also add Browsers (all of them or only the default one) 4735 if ((matchFlags & MATCH_ALL) != 0) { 4736 result.addAll(matchAllList); 4737 } else { 4738 // Browser/generic handling case. If there's a default browser, go straight 4739 // to that (but only if there is no other higher-priority match). 4740 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4741 int maxMatchPrio = 0; 4742 ResolveInfo defaultBrowserMatch = null; 4743 final int numCandidates = matchAllList.size(); 4744 for (int n = 0; n < numCandidates; n++) { 4745 ResolveInfo info = matchAllList.get(n); 4746 // track the highest overall match priority... 4747 if (info.priority > maxMatchPrio) { 4748 maxMatchPrio = info.priority; 4749 } 4750 // ...and the highest-priority default browser match 4751 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4752 if (defaultBrowserMatch == null 4753 || (defaultBrowserMatch.priority < info.priority)) { 4754 if (debug) { 4755 Slog.v(TAG, "Considering default browser match " + info); 4756 } 4757 defaultBrowserMatch = info; 4758 } 4759 } 4760 } 4761 if (defaultBrowserMatch != null 4762 && defaultBrowserMatch.priority >= maxMatchPrio 4763 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4764 { 4765 if (debug) { 4766 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4767 } 4768 result.add(defaultBrowserMatch); 4769 } else { 4770 result.addAll(matchAllList); 4771 } 4772 } 4773 4774 // If there is nothing selected, add all candidates and remove the ones that the user 4775 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4776 if (result.size() == 0) { 4777 result.addAll(candidates); 4778 result.removeAll(neverList); 4779 } 4780 } 4781 } 4782 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4783 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4784 result.size()); 4785 for (ResolveInfo info : result) { 4786 Slog.v(TAG, " + " + info.activityInfo); 4787 } 4788 } 4789 return result; 4790 } 4791 4792 // Returns a packed value as a long: 4793 // 4794 // high 'int'-sized word: link status: undefined/ask/never/always. 4795 // low 'int'-sized word: relative priority among 'always' results. 4796 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4797 long result = ps.getDomainVerificationStatusForUser(userId); 4798 // if none available, get the master status 4799 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4800 if (ps.getIntentFilterVerificationInfo() != null) { 4801 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4802 } 4803 } 4804 return result; 4805 } 4806 4807 private ResolveInfo querySkipCurrentProfileIntents( 4808 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4809 int flags, int sourceUserId) { 4810 if (matchingFilters != null) { 4811 int size = matchingFilters.size(); 4812 for (int i = 0; i < size; i ++) { 4813 CrossProfileIntentFilter filter = matchingFilters.get(i); 4814 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4815 // Checking if there are activities in the target user that can handle the 4816 // intent. 4817 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4818 flags, sourceUserId); 4819 if (resolveInfo != null) { 4820 return resolveInfo; 4821 } 4822 } 4823 } 4824 } 4825 return null; 4826 } 4827 4828 // Return matching ResolveInfo if any for skip current profile intent filters. 4829 private ResolveInfo queryCrossProfileIntents( 4830 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4831 int flags, int sourceUserId) { 4832 if (matchingFilters != null) { 4833 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4834 // match the same intent. For performance reasons, it is better not to 4835 // run queryIntent twice for the same userId 4836 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4837 int size = matchingFilters.size(); 4838 for (int i = 0; i < size; i++) { 4839 CrossProfileIntentFilter filter = matchingFilters.get(i); 4840 int targetUserId = filter.getTargetUserId(); 4841 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4842 && !alreadyTriedUserIds.get(targetUserId)) { 4843 // Checking if there are activities in the target user that can handle the 4844 // intent. 4845 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4846 flags, sourceUserId); 4847 if (resolveInfo != null) return resolveInfo; 4848 alreadyTriedUserIds.put(targetUserId, true); 4849 } 4850 } 4851 } 4852 return null; 4853 } 4854 4855 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4856 String resolvedType, int flags, int sourceUserId) { 4857 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4858 resolvedType, flags, filter.getTargetUserId()); 4859 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4860 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4861 } 4862 return null; 4863 } 4864 4865 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4866 int sourceUserId, int targetUserId) { 4867 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4868 String className; 4869 if (targetUserId == UserHandle.USER_OWNER) { 4870 className = FORWARD_INTENT_TO_USER_OWNER; 4871 } else { 4872 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4873 } 4874 ComponentName forwardingActivityComponentName = new ComponentName( 4875 mAndroidApplication.packageName, className); 4876 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4877 sourceUserId); 4878 if (targetUserId == UserHandle.USER_OWNER) { 4879 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4880 forwardingResolveInfo.noResourceId = true; 4881 } 4882 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4883 forwardingResolveInfo.priority = 0; 4884 forwardingResolveInfo.preferredOrder = 0; 4885 forwardingResolveInfo.match = 0; 4886 forwardingResolveInfo.isDefault = true; 4887 forwardingResolveInfo.filter = filter; 4888 forwardingResolveInfo.targetUserId = targetUserId; 4889 return forwardingResolveInfo; 4890 } 4891 4892 @Override 4893 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4894 Intent[] specifics, String[] specificTypes, Intent intent, 4895 String resolvedType, int flags, int userId) { 4896 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4897 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4898 false, "query intent activity options"); 4899 final String resultsAction = intent.getAction(); 4900 4901 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4902 | PackageManager.GET_RESOLVED_FILTER, userId); 4903 4904 if (DEBUG_INTENT_MATCHING) { 4905 Log.v(TAG, "Query " + intent + ": " + results); 4906 } 4907 4908 int specificsPos = 0; 4909 int N; 4910 4911 // todo: note that the algorithm used here is O(N^2). This 4912 // isn't a problem in our current environment, but if we start running 4913 // into situations where we have more than 5 or 10 matches then this 4914 // should probably be changed to something smarter... 4915 4916 // First we go through and resolve each of the specific items 4917 // that were supplied, taking care of removing any corresponding 4918 // duplicate items in the generic resolve list. 4919 if (specifics != null) { 4920 for (int i=0; i<specifics.length; i++) { 4921 final Intent sintent = specifics[i]; 4922 if (sintent == null) { 4923 continue; 4924 } 4925 4926 if (DEBUG_INTENT_MATCHING) { 4927 Log.v(TAG, "Specific #" + i + ": " + sintent); 4928 } 4929 4930 String action = sintent.getAction(); 4931 if (resultsAction != null && resultsAction.equals(action)) { 4932 // If this action was explicitly requested, then don't 4933 // remove things that have it. 4934 action = null; 4935 } 4936 4937 ResolveInfo ri = null; 4938 ActivityInfo ai = null; 4939 4940 ComponentName comp = sintent.getComponent(); 4941 if (comp == null) { 4942 ri = resolveIntent( 4943 sintent, 4944 specificTypes != null ? specificTypes[i] : null, 4945 flags, userId); 4946 if (ri == null) { 4947 continue; 4948 } 4949 if (ri == mResolveInfo) { 4950 // ACK! Must do something better with this. 4951 } 4952 ai = ri.activityInfo; 4953 comp = new ComponentName(ai.applicationInfo.packageName, 4954 ai.name); 4955 } else { 4956 ai = getActivityInfo(comp, flags, userId); 4957 if (ai == null) { 4958 continue; 4959 } 4960 } 4961 4962 // Look for any generic query activities that are duplicates 4963 // of this specific one, and remove them from the results. 4964 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4965 N = results.size(); 4966 int j; 4967 for (j=specificsPos; j<N; j++) { 4968 ResolveInfo sri = results.get(j); 4969 if ((sri.activityInfo.name.equals(comp.getClassName()) 4970 && sri.activityInfo.applicationInfo.packageName.equals( 4971 comp.getPackageName())) 4972 || (action != null && sri.filter.matchAction(action))) { 4973 results.remove(j); 4974 if (DEBUG_INTENT_MATCHING) Log.v( 4975 TAG, "Removing duplicate item from " + j 4976 + " due to specific " + specificsPos); 4977 if (ri == null) { 4978 ri = sri; 4979 } 4980 j--; 4981 N--; 4982 } 4983 } 4984 4985 // Add this specific item to its proper place. 4986 if (ri == null) { 4987 ri = new ResolveInfo(); 4988 ri.activityInfo = ai; 4989 } 4990 results.add(specificsPos, ri); 4991 ri.specificIndex = i; 4992 specificsPos++; 4993 } 4994 } 4995 4996 // Now we go through the remaining generic results and remove any 4997 // duplicate actions that are found here. 4998 N = results.size(); 4999 for (int i=specificsPos; i<N-1; i++) { 5000 final ResolveInfo rii = results.get(i); 5001 if (rii.filter == null) { 5002 continue; 5003 } 5004 5005 // Iterate over all of the actions of this result's intent 5006 // filter... typically this should be just one. 5007 final Iterator<String> it = rii.filter.actionsIterator(); 5008 if (it == null) { 5009 continue; 5010 } 5011 while (it.hasNext()) { 5012 final String action = it.next(); 5013 if (resultsAction != null && resultsAction.equals(action)) { 5014 // If this action was explicitly requested, then don't 5015 // remove things that have it. 5016 continue; 5017 } 5018 for (int j=i+1; j<N; j++) { 5019 final ResolveInfo rij = results.get(j); 5020 if (rij.filter != null && rij.filter.hasAction(action)) { 5021 results.remove(j); 5022 if (DEBUG_INTENT_MATCHING) Log.v( 5023 TAG, "Removing duplicate item from " + j 5024 + " due to action " + action + " at " + i); 5025 j--; 5026 N--; 5027 } 5028 } 5029 } 5030 5031 // If the caller didn't request filter information, drop it now 5032 // so we don't have to marshall/unmarshall it. 5033 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5034 rii.filter = null; 5035 } 5036 } 5037 5038 // Filter out the caller activity if so requested. 5039 if (caller != null) { 5040 N = results.size(); 5041 for (int i=0; i<N; i++) { 5042 ActivityInfo ainfo = results.get(i).activityInfo; 5043 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5044 && caller.getClassName().equals(ainfo.name)) { 5045 results.remove(i); 5046 break; 5047 } 5048 } 5049 } 5050 5051 // If the caller didn't request filter information, 5052 // drop them now so we don't have to 5053 // marshall/unmarshall it. 5054 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5055 N = results.size(); 5056 for (int i=0; i<N; i++) { 5057 results.get(i).filter = null; 5058 } 5059 } 5060 5061 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5062 return results; 5063 } 5064 5065 @Override 5066 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5067 int userId) { 5068 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5069 ComponentName comp = intent.getComponent(); 5070 if (comp == null) { 5071 if (intent.getSelector() != null) { 5072 intent = intent.getSelector(); 5073 comp = intent.getComponent(); 5074 } 5075 } 5076 if (comp != null) { 5077 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5078 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5079 if (ai != null) { 5080 ResolveInfo ri = new ResolveInfo(); 5081 ri.activityInfo = ai; 5082 list.add(ri); 5083 } 5084 return list; 5085 } 5086 5087 // reader 5088 synchronized (mPackages) { 5089 String pkgName = intent.getPackage(); 5090 if (pkgName == null) { 5091 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5092 } 5093 final PackageParser.Package pkg = mPackages.get(pkgName); 5094 if (pkg != null) { 5095 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5096 userId); 5097 } 5098 return null; 5099 } 5100 } 5101 5102 @Override 5103 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5104 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5105 if (!sUserManager.exists(userId)) return null; 5106 if (query != null) { 5107 if (query.size() >= 1) { 5108 // If there is more than one service with the same priority, 5109 // just arbitrarily pick the first one. 5110 return query.get(0); 5111 } 5112 } 5113 return null; 5114 } 5115 5116 @Override 5117 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5118 int userId) { 5119 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5120 ComponentName comp = intent.getComponent(); 5121 if (comp == null) { 5122 if (intent.getSelector() != null) { 5123 intent = intent.getSelector(); 5124 comp = intent.getComponent(); 5125 } 5126 } 5127 if (comp != null) { 5128 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5129 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5130 if (si != null) { 5131 final ResolveInfo ri = new ResolveInfo(); 5132 ri.serviceInfo = si; 5133 list.add(ri); 5134 } 5135 return list; 5136 } 5137 5138 // reader 5139 synchronized (mPackages) { 5140 String pkgName = intent.getPackage(); 5141 if (pkgName == null) { 5142 return mServices.queryIntent(intent, resolvedType, flags, userId); 5143 } 5144 final PackageParser.Package pkg = mPackages.get(pkgName); 5145 if (pkg != null) { 5146 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5147 userId); 5148 } 5149 return null; 5150 } 5151 } 5152 5153 @Override 5154 public List<ResolveInfo> queryIntentContentProviders( 5155 Intent intent, String resolvedType, int flags, int userId) { 5156 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5157 ComponentName comp = intent.getComponent(); 5158 if (comp == null) { 5159 if (intent.getSelector() != null) { 5160 intent = intent.getSelector(); 5161 comp = intent.getComponent(); 5162 } 5163 } 5164 if (comp != null) { 5165 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5166 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5167 if (pi != null) { 5168 final ResolveInfo ri = new ResolveInfo(); 5169 ri.providerInfo = pi; 5170 list.add(ri); 5171 } 5172 return list; 5173 } 5174 5175 // reader 5176 synchronized (mPackages) { 5177 String pkgName = intent.getPackage(); 5178 if (pkgName == null) { 5179 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5180 } 5181 final PackageParser.Package pkg = mPackages.get(pkgName); 5182 if (pkg != null) { 5183 return mProviders.queryIntentForPackage( 5184 intent, resolvedType, flags, pkg.providers, userId); 5185 } 5186 return null; 5187 } 5188 } 5189 5190 @Override 5191 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5192 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5193 5194 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5195 5196 // writer 5197 synchronized (mPackages) { 5198 ArrayList<PackageInfo> list; 5199 if (listUninstalled) { 5200 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5201 for (PackageSetting ps : mSettings.mPackages.values()) { 5202 PackageInfo pi; 5203 if (ps.pkg != null) { 5204 pi = generatePackageInfo(ps.pkg, flags, userId); 5205 } else { 5206 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5207 } 5208 if (pi != null) { 5209 list.add(pi); 5210 } 5211 } 5212 } else { 5213 list = new ArrayList<PackageInfo>(mPackages.size()); 5214 for (PackageParser.Package p : mPackages.values()) { 5215 PackageInfo pi = generatePackageInfo(p, flags, userId); 5216 if (pi != null) { 5217 list.add(pi); 5218 } 5219 } 5220 } 5221 5222 return new ParceledListSlice<PackageInfo>(list); 5223 } 5224 } 5225 5226 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5227 String[] permissions, boolean[] tmp, int flags, int userId) { 5228 int numMatch = 0; 5229 final PermissionsState permissionsState = ps.getPermissionsState(); 5230 for (int i=0; i<permissions.length; i++) { 5231 final String permission = permissions[i]; 5232 if (permissionsState.hasPermission(permission, userId)) { 5233 tmp[i] = true; 5234 numMatch++; 5235 } else { 5236 tmp[i] = false; 5237 } 5238 } 5239 if (numMatch == 0) { 5240 return; 5241 } 5242 PackageInfo pi; 5243 if (ps.pkg != null) { 5244 pi = generatePackageInfo(ps.pkg, flags, userId); 5245 } else { 5246 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5247 } 5248 // The above might return null in cases of uninstalled apps or install-state 5249 // skew across users/profiles. 5250 if (pi != null) { 5251 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5252 if (numMatch == permissions.length) { 5253 pi.requestedPermissions = permissions; 5254 } else { 5255 pi.requestedPermissions = new String[numMatch]; 5256 numMatch = 0; 5257 for (int i=0; i<permissions.length; i++) { 5258 if (tmp[i]) { 5259 pi.requestedPermissions[numMatch] = permissions[i]; 5260 numMatch++; 5261 } 5262 } 5263 } 5264 } 5265 list.add(pi); 5266 } 5267 } 5268 5269 @Override 5270 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5271 String[] permissions, int flags, int userId) { 5272 if (!sUserManager.exists(userId)) return null; 5273 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5274 5275 // writer 5276 synchronized (mPackages) { 5277 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5278 boolean[] tmpBools = new boolean[permissions.length]; 5279 if (listUninstalled) { 5280 for (PackageSetting ps : mSettings.mPackages.values()) { 5281 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5282 } 5283 } else { 5284 for (PackageParser.Package pkg : mPackages.values()) { 5285 PackageSetting ps = (PackageSetting)pkg.mExtras; 5286 if (ps != null) { 5287 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5288 userId); 5289 } 5290 } 5291 } 5292 5293 return new ParceledListSlice<PackageInfo>(list); 5294 } 5295 } 5296 5297 @Override 5298 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5299 if (!sUserManager.exists(userId)) return null; 5300 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5301 5302 // writer 5303 synchronized (mPackages) { 5304 ArrayList<ApplicationInfo> list; 5305 if (listUninstalled) { 5306 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5307 for (PackageSetting ps : mSettings.mPackages.values()) { 5308 ApplicationInfo ai; 5309 if (ps.pkg != null) { 5310 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5311 ps.readUserState(userId), userId); 5312 } else { 5313 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5314 } 5315 if (ai != null) { 5316 list.add(ai); 5317 } 5318 } 5319 } else { 5320 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5321 for (PackageParser.Package p : mPackages.values()) { 5322 if (p.mExtras != null) { 5323 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5324 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5325 if (ai != null) { 5326 list.add(ai); 5327 } 5328 } 5329 } 5330 } 5331 5332 return new ParceledListSlice<ApplicationInfo>(list); 5333 } 5334 } 5335 5336 public List<ApplicationInfo> getPersistentApplications(int flags) { 5337 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5338 5339 // reader 5340 synchronized (mPackages) { 5341 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5342 final int userId = UserHandle.getCallingUserId(); 5343 while (i.hasNext()) { 5344 final PackageParser.Package p = i.next(); 5345 if (p.applicationInfo != null 5346 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5347 && (!mSafeMode || isSystemApp(p))) { 5348 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5349 if (ps != null) { 5350 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5351 ps.readUserState(userId), userId); 5352 if (ai != null) { 5353 finalList.add(ai); 5354 } 5355 } 5356 } 5357 } 5358 } 5359 5360 return finalList; 5361 } 5362 5363 @Override 5364 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5365 if (!sUserManager.exists(userId)) return null; 5366 // reader 5367 synchronized (mPackages) { 5368 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5369 PackageSetting ps = provider != null 5370 ? mSettings.mPackages.get(provider.owner.packageName) 5371 : null; 5372 return ps != null 5373 && mSettings.isEnabledLPr(provider.info, flags, userId) 5374 && (!mSafeMode || (provider.info.applicationInfo.flags 5375 &ApplicationInfo.FLAG_SYSTEM) != 0) 5376 ? PackageParser.generateProviderInfo(provider, flags, 5377 ps.readUserState(userId), userId) 5378 : null; 5379 } 5380 } 5381 5382 /** 5383 * @deprecated 5384 */ 5385 @Deprecated 5386 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5387 // reader 5388 synchronized (mPackages) { 5389 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5390 .entrySet().iterator(); 5391 final int userId = UserHandle.getCallingUserId(); 5392 while (i.hasNext()) { 5393 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5394 PackageParser.Provider p = entry.getValue(); 5395 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5396 5397 if (ps != null && p.syncable 5398 && (!mSafeMode || (p.info.applicationInfo.flags 5399 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5400 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5401 ps.readUserState(userId), userId); 5402 if (info != null) { 5403 outNames.add(entry.getKey()); 5404 outInfo.add(info); 5405 } 5406 } 5407 } 5408 } 5409 } 5410 5411 @Override 5412 public List<ProviderInfo> queryContentProviders(String processName, 5413 int uid, int flags) { 5414 ArrayList<ProviderInfo> finalList = null; 5415 // reader 5416 synchronized (mPackages) { 5417 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5418 final int userId = processName != null ? 5419 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5420 while (i.hasNext()) { 5421 final PackageParser.Provider p = i.next(); 5422 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5423 if (ps != null && p.info.authority != null 5424 && (processName == null 5425 || (p.info.processName.equals(processName) 5426 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5427 && mSettings.isEnabledLPr(p.info, flags, userId) 5428 && (!mSafeMode 5429 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5430 if (finalList == null) { 5431 finalList = new ArrayList<ProviderInfo>(3); 5432 } 5433 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5434 ps.readUserState(userId), userId); 5435 if (info != null) { 5436 finalList.add(info); 5437 } 5438 } 5439 } 5440 } 5441 5442 if (finalList != null) { 5443 Collections.sort(finalList, mProviderInitOrderSorter); 5444 } 5445 5446 return finalList; 5447 } 5448 5449 @Override 5450 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5451 int flags) { 5452 // reader 5453 synchronized (mPackages) { 5454 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5455 return PackageParser.generateInstrumentationInfo(i, flags); 5456 } 5457 } 5458 5459 @Override 5460 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5461 int flags) { 5462 ArrayList<InstrumentationInfo> finalList = 5463 new ArrayList<InstrumentationInfo>(); 5464 5465 // reader 5466 synchronized (mPackages) { 5467 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5468 while (i.hasNext()) { 5469 final PackageParser.Instrumentation p = i.next(); 5470 if (targetPackage == null 5471 || targetPackage.equals(p.info.targetPackage)) { 5472 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5473 flags); 5474 if (ii != null) { 5475 finalList.add(ii); 5476 } 5477 } 5478 } 5479 } 5480 5481 return finalList; 5482 } 5483 5484 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5485 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5486 if (overlays == null) { 5487 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5488 return; 5489 } 5490 for (PackageParser.Package opkg : overlays.values()) { 5491 // Not much to do if idmap fails: we already logged the error 5492 // and we certainly don't want to abort installation of pkg simply 5493 // because an overlay didn't fit properly. For these reasons, 5494 // ignore the return value of createIdmapForPackagePairLI. 5495 createIdmapForPackagePairLI(pkg, opkg); 5496 } 5497 } 5498 5499 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5500 PackageParser.Package opkg) { 5501 if (!opkg.mTrustedOverlay) { 5502 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5503 opkg.baseCodePath + ": overlay not trusted"); 5504 return false; 5505 } 5506 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5507 if (overlaySet == null) { 5508 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5509 opkg.baseCodePath + " but target package has no known overlays"); 5510 return false; 5511 } 5512 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5513 // TODO: generate idmap for split APKs 5514 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5515 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5516 + opkg.baseCodePath); 5517 return false; 5518 } 5519 PackageParser.Package[] overlayArray = 5520 overlaySet.values().toArray(new PackageParser.Package[0]); 5521 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5522 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5523 return p1.mOverlayPriority - p2.mOverlayPriority; 5524 } 5525 }; 5526 Arrays.sort(overlayArray, cmp); 5527 5528 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5529 int i = 0; 5530 for (PackageParser.Package p : overlayArray) { 5531 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5532 } 5533 return true; 5534 } 5535 5536 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5537 final File[] files = dir.listFiles(); 5538 if (ArrayUtils.isEmpty(files)) { 5539 Log.d(TAG, "No files in app dir " + dir); 5540 return; 5541 } 5542 5543 if (DEBUG_PACKAGE_SCANNING) { 5544 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5545 + " flags=0x" + Integer.toHexString(parseFlags)); 5546 } 5547 5548 for (File file : files) { 5549 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5550 && !PackageInstallerService.isStageName(file.getName()); 5551 if (!isPackage) { 5552 // Ignore entries which are not packages 5553 continue; 5554 } 5555 try { 5556 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5557 scanFlags, currentTime, null); 5558 } catch (PackageManagerException e) { 5559 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5560 5561 // Delete invalid userdata apps 5562 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5563 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5564 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5565 if (file.isDirectory()) { 5566 mInstaller.rmPackageDir(file.getAbsolutePath()); 5567 } else { 5568 file.delete(); 5569 } 5570 } 5571 } 5572 } 5573 } 5574 5575 private static File getSettingsProblemFile() { 5576 File dataDir = Environment.getDataDirectory(); 5577 File systemDir = new File(dataDir, "system"); 5578 File fname = new File(systemDir, "uiderrors.txt"); 5579 return fname; 5580 } 5581 5582 static void reportSettingsProblem(int priority, String msg) { 5583 logCriticalInfo(priority, msg); 5584 } 5585 5586 static void logCriticalInfo(int priority, String msg) { 5587 Slog.println(priority, TAG, msg); 5588 EventLogTags.writePmCriticalInfo(msg); 5589 try { 5590 File fname = getSettingsProblemFile(); 5591 FileOutputStream out = new FileOutputStream(fname, true); 5592 PrintWriter pw = new FastPrintWriter(out); 5593 SimpleDateFormat formatter = new SimpleDateFormat(); 5594 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5595 pw.println(dateString + ": " + msg); 5596 pw.close(); 5597 FileUtils.setPermissions( 5598 fname.toString(), 5599 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5600 -1, -1); 5601 } catch (java.io.IOException e) { 5602 } 5603 } 5604 5605 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5606 PackageParser.Package pkg, File srcFile, int parseFlags) 5607 throws PackageManagerException { 5608 if (ps != null 5609 && ps.codePath.equals(srcFile) 5610 && ps.timeStamp == srcFile.lastModified() 5611 && !isCompatSignatureUpdateNeeded(pkg) 5612 && !isRecoverSignatureUpdateNeeded(pkg)) { 5613 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5614 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5615 ArraySet<PublicKey> signingKs; 5616 synchronized (mPackages) { 5617 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5618 } 5619 if (ps.signatures.mSignatures != null 5620 && ps.signatures.mSignatures.length != 0 5621 && signingKs != null) { 5622 // Optimization: reuse the existing cached certificates 5623 // if the package appears to be unchanged. 5624 pkg.mSignatures = ps.signatures.mSignatures; 5625 pkg.mSigningKeys = signingKs; 5626 return; 5627 } 5628 5629 Slog.w(TAG, "PackageSetting for " + ps.name 5630 + " is missing signatures. Collecting certs again to recover them."); 5631 } else { 5632 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5633 } 5634 5635 try { 5636 pp.collectCertificates(pkg, parseFlags); 5637 pp.collectManifestDigest(pkg); 5638 } catch (PackageParserException e) { 5639 throw PackageManagerException.from(e); 5640 } 5641 } 5642 5643 /* 5644 * Scan a package and return the newly parsed package. 5645 * Returns null in case of errors and the error code is stored in mLastScanError 5646 */ 5647 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5648 long currentTime, UserHandle user) throws PackageManagerException { 5649 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5650 parseFlags |= mDefParseFlags; 5651 PackageParser pp = new PackageParser(); 5652 pp.setSeparateProcesses(mSeparateProcesses); 5653 pp.setOnlyCoreApps(mOnlyCore); 5654 pp.setDisplayMetrics(mMetrics); 5655 5656 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5657 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5658 } 5659 5660 final PackageParser.Package pkg; 5661 try { 5662 pkg = pp.parsePackage(scanFile, parseFlags); 5663 } catch (PackageParserException e) { 5664 throw PackageManagerException.from(e); 5665 } 5666 5667 PackageSetting ps = null; 5668 PackageSetting updatedPkg; 5669 // reader 5670 synchronized (mPackages) { 5671 // Look to see if we already know about this package. 5672 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5673 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5674 // This package has been renamed to its original name. Let's 5675 // use that. 5676 ps = mSettings.peekPackageLPr(oldName); 5677 } 5678 // If there was no original package, see one for the real package name. 5679 if (ps == null) { 5680 ps = mSettings.peekPackageLPr(pkg.packageName); 5681 } 5682 // Check to see if this package could be hiding/updating a system 5683 // package. Must look for it either under the original or real 5684 // package name depending on our state. 5685 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5686 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5687 } 5688 boolean updatedPkgBetter = false; 5689 // First check if this is a system package that may involve an update 5690 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5691 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5692 // it needs to drop FLAG_PRIVILEGED. 5693 if (locationIsPrivileged(scanFile)) { 5694 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5695 } else { 5696 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5697 } 5698 5699 if (ps != null && !ps.codePath.equals(scanFile)) { 5700 // The path has changed from what was last scanned... check the 5701 // version of the new path against what we have stored to determine 5702 // what to do. 5703 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5704 if (pkg.mVersionCode <= ps.versionCode) { 5705 // The system package has been updated and the code path does not match 5706 // Ignore entry. Skip it. 5707 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5708 + " ignored: updated version " + ps.versionCode 5709 + " better than this " + pkg.mVersionCode); 5710 if (!updatedPkg.codePath.equals(scanFile)) { 5711 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5712 + ps.name + " changing from " + updatedPkg.codePathString 5713 + " to " + scanFile); 5714 updatedPkg.codePath = scanFile; 5715 updatedPkg.codePathString = scanFile.toString(); 5716 updatedPkg.resourcePath = scanFile; 5717 updatedPkg.resourcePathString = scanFile.toString(); 5718 } 5719 updatedPkg.pkg = pkg; 5720 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5721 "Package " + ps.name + " at " + scanFile 5722 + " ignored: updated version " + ps.versionCode 5723 + " better than this " + pkg.mVersionCode); 5724 } else { 5725 // The current app on the system partition is better than 5726 // what we have updated to on the data partition; switch 5727 // back to the system partition version. 5728 // At this point, its safely assumed that package installation for 5729 // apps in system partition will go through. If not there won't be a working 5730 // version of the app 5731 // writer 5732 synchronized (mPackages) { 5733 // Just remove the loaded entries from package lists. 5734 mPackages.remove(ps.name); 5735 } 5736 5737 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5738 + " reverting from " + ps.codePathString 5739 + ": new version " + pkg.mVersionCode 5740 + " better than installed " + ps.versionCode); 5741 5742 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5743 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5744 synchronized (mInstallLock) { 5745 args.cleanUpResourcesLI(); 5746 } 5747 synchronized (mPackages) { 5748 mSettings.enableSystemPackageLPw(ps.name); 5749 } 5750 updatedPkgBetter = true; 5751 } 5752 } 5753 } 5754 5755 if (updatedPkg != null) { 5756 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5757 // initially 5758 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5759 5760 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5761 // flag set initially 5762 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5763 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5764 } 5765 } 5766 5767 // Verify certificates against what was last scanned 5768 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5769 5770 /* 5771 * A new system app appeared, but we already had a non-system one of the 5772 * same name installed earlier. 5773 */ 5774 boolean shouldHideSystemApp = false; 5775 if (updatedPkg == null && ps != null 5776 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5777 /* 5778 * Check to make sure the signatures match first. If they don't, 5779 * wipe the installed application and its data. 5780 */ 5781 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5782 != PackageManager.SIGNATURE_MATCH) { 5783 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5784 + " signatures don't match existing userdata copy; removing"); 5785 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5786 ps = null; 5787 } else { 5788 /* 5789 * If the newly-added system app is an older version than the 5790 * already installed version, hide it. It will be scanned later 5791 * and re-added like an update. 5792 */ 5793 if (pkg.mVersionCode <= ps.versionCode) { 5794 shouldHideSystemApp = true; 5795 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5796 + " but new version " + pkg.mVersionCode + " better than installed " 5797 + ps.versionCode + "; hiding system"); 5798 } else { 5799 /* 5800 * The newly found system app is a newer version that the 5801 * one previously installed. Simply remove the 5802 * already-installed application and replace it with our own 5803 * while keeping the application data. 5804 */ 5805 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5806 + " reverting from " + ps.codePathString + ": new version " 5807 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5808 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5809 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5810 synchronized (mInstallLock) { 5811 args.cleanUpResourcesLI(); 5812 } 5813 } 5814 } 5815 } 5816 5817 // The apk is forward locked (not public) if its code and resources 5818 // are kept in different files. (except for app in either system or 5819 // vendor path). 5820 // TODO grab this value from PackageSettings 5821 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5822 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5823 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5824 } 5825 } 5826 5827 // TODO: extend to support forward-locked splits 5828 String resourcePath = null; 5829 String baseResourcePath = null; 5830 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5831 if (ps != null && ps.resourcePathString != null) { 5832 resourcePath = ps.resourcePathString; 5833 baseResourcePath = ps.resourcePathString; 5834 } else { 5835 // Should not happen at all. Just log an error. 5836 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5837 } 5838 } else { 5839 resourcePath = pkg.codePath; 5840 baseResourcePath = pkg.baseCodePath; 5841 } 5842 5843 // Set application objects path explicitly. 5844 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5845 pkg.applicationInfo.setCodePath(pkg.codePath); 5846 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5847 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5848 pkg.applicationInfo.setResourcePath(resourcePath); 5849 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5850 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5851 5852 // Note that we invoke the following method only if we are about to unpack an application 5853 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5854 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5855 5856 /* 5857 * If the system app should be overridden by a previously installed 5858 * data, hide the system app now and let the /data/app scan pick it up 5859 * again. 5860 */ 5861 if (shouldHideSystemApp) { 5862 synchronized (mPackages) { 5863 /* 5864 * We have to grant systems permissions before we hide, because 5865 * grantPermissions will assume the package update is trying to 5866 * expand its permissions. 5867 */ 5868 grantPermissionsLPw(pkg, true, pkg.packageName); 5869 mSettings.disableSystemPackageLPw(pkg.packageName); 5870 } 5871 } 5872 5873 return scannedPkg; 5874 } 5875 5876 private static String fixProcessName(String defProcessName, 5877 String processName, int uid) { 5878 if (processName == null) { 5879 return defProcessName; 5880 } 5881 return processName; 5882 } 5883 5884 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5885 throws PackageManagerException { 5886 if (pkgSetting.signatures.mSignatures != null) { 5887 // Already existing package. Make sure signatures match 5888 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5889 == PackageManager.SIGNATURE_MATCH; 5890 if (!match) { 5891 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5892 == PackageManager.SIGNATURE_MATCH; 5893 } 5894 if (!match) { 5895 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5896 == PackageManager.SIGNATURE_MATCH; 5897 } 5898 if (!match) { 5899 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5900 + pkg.packageName + " signatures do not match the " 5901 + "previously installed version; ignoring!"); 5902 } 5903 } 5904 5905 // Check for shared user signatures 5906 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5907 // Already existing package. Make sure signatures match 5908 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5909 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5910 if (!match) { 5911 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5912 == PackageManager.SIGNATURE_MATCH; 5913 } 5914 if (!match) { 5915 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5916 == PackageManager.SIGNATURE_MATCH; 5917 } 5918 if (!match) { 5919 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5920 "Package " + pkg.packageName 5921 + " has no signatures that match those in shared user " 5922 + pkgSetting.sharedUser.name + "; ignoring!"); 5923 } 5924 } 5925 } 5926 5927 /** 5928 * Enforces that only the system UID or root's UID can call a method exposed 5929 * via Binder. 5930 * 5931 * @param message used as message if SecurityException is thrown 5932 * @throws SecurityException if the caller is not system or root 5933 */ 5934 private static final void enforceSystemOrRoot(String message) { 5935 final int uid = Binder.getCallingUid(); 5936 if (uid != Process.SYSTEM_UID && uid != 0) { 5937 throw new SecurityException(message); 5938 } 5939 } 5940 5941 @Override 5942 public void performBootDexOpt() { 5943 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5944 5945 // Before everything else, see whether we need to fstrim. 5946 try { 5947 IMountService ms = PackageHelper.getMountService(); 5948 if (ms != null) { 5949 final boolean isUpgrade = isUpgrade(); 5950 boolean doTrim = isUpgrade; 5951 if (doTrim) { 5952 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5953 } else { 5954 final long interval = android.provider.Settings.Global.getLong( 5955 mContext.getContentResolver(), 5956 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5957 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5958 if (interval > 0) { 5959 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5960 if (timeSinceLast > interval) { 5961 doTrim = true; 5962 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5963 + "; running immediately"); 5964 } 5965 } 5966 } 5967 if (doTrim) { 5968 if (!isFirstBoot()) { 5969 try { 5970 ActivityManagerNative.getDefault().showBootMessage( 5971 mContext.getResources().getString( 5972 R.string.android_upgrading_fstrim), true); 5973 } catch (RemoteException e) { 5974 } 5975 } 5976 ms.runMaintenance(); 5977 } 5978 } else { 5979 Slog.e(TAG, "Mount service unavailable!"); 5980 } 5981 } catch (RemoteException e) { 5982 // Can't happen; MountService is local 5983 } 5984 5985 final ArraySet<PackageParser.Package> pkgs; 5986 synchronized (mPackages) { 5987 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5988 } 5989 5990 if (pkgs != null) { 5991 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5992 // in case the device runs out of space. 5993 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5994 // Give priority to core apps. 5995 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5996 PackageParser.Package pkg = it.next(); 5997 if (pkg.coreApp) { 5998 if (DEBUG_DEXOPT) { 5999 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6000 } 6001 sortedPkgs.add(pkg); 6002 it.remove(); 6003 } 6004 } 6005 // Give priority to system apps that listen for pre boot complete. 6006 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6007 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6008 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6009 PackageParser.Package pkg = it.next(); 6010 if (pkgNames.contains(pkg.packageName)) { 6011 if (DEBUG_DEXOPT) { 6012 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6013 } 6014 sortedPkgs.add(pkg); 6015 it.remove(); 6016 } 6017 } 6018 // Give priority to system apps. 6019 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6020 PackageParser.Package pkg = it.next(); 6021 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6022 if (DEBUG_DEXOPT) { 6023 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6024 } 6025 sortedPkgs.add(pkg); 6026 it.remove(); 6027 } 6028 } 6029 // Give priority to updated system apps. 6030 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6031 PackageParser.Package pkg = it.next(); 6032 if (pkg.isUpdatedSystemApp()) { 6033 if (DEBUG_DEXOPT) { 6034 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6035 } 6036 sortedPkgs.add(pkg); 6037 it.remove(); 6038 } 6039 } 6040 // Give priority to apps that listen for boot complete. 6041 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6042 pkgNames = getPackageNamesForIntent(intent); 6043 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6044 PackageParser.Package pkg = it.next(); 6045 if (pkgNames.contains(pkg.packageName)) { 6046 if (DEBUG_DEXOPT) { 6047 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6048 } 6049 sortedPkgs.add(pkg); 6050 it.remove(); 6051 } 6052 } 6053 // Filter out packages that aren't recently used. 6054 filterRecentlyUsedApps(pkgs); 6055 // Add all remaining apps. 6056 for (PackageParser.Package pkg : pkgs) { 6057 if (DEBUG_DEXOPT) { 6058 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6059 } 6060 sortedPkgs.add(pkg); 6061 } 6062 6063 // If we want to be lazy, filter everything that wasn't recently used. 6064 if (mLazyDexOpt) { 6065 filterRecentlyUsedApps(sortedPkgs); 6066 } 6067 6068 int i = 0; 6069 int total = sortedPkgs.size(); 6070 File dataDir = Environment.getDataDirectory(); 6071 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6072 if (lowThreshold == 0) { 6073 throw new IllegalStateException("Invalid low memory threshold"); 6074 } 6075 for (PackageParser.Package pkg : sortedPkgs) { 6076 long usableSpace = dataDir.getUsableSpace(); 6077 if (usableSpace < lowThreshold) { 6078 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6079 break; 6080 } 6081 performBootDexOpt(pkg, ++i, total); 6082 } 6083 } 6084 } 6085 6086 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6087 // Filter out packages that aren't recently used. 6088 // 6089 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6090 // should do a full dexopt. 6091 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6092 int total = pkgs.size(); 6093 int skipped = 0; 6094 long now = System.currentTimeMillis(); 6095 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6096 PackageParser.Package pkg = i.next(); 6097 long then = pkg.mLastPackageUsageTimeInMills; 6098 if (then + mDexOptLRUThresholdInMills < now) { 6099 if (DEBUG_DEXOPT) { 6100 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6101 ((then == 0) ? "never" : new Date(then))); 6102 } 6103 i.remove(); 6104 skipped++; 6105 } 6106 } 6107 if (DEBUG_DEXOPT) { 6108 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6109 } 6110 } 6111 } 6112 6113 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6114 List<ResolveInfo> ris = null; 6115 try { 6116 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6117 intent, null, 0, UserHandle.USER_OWNER); 6118 } catch (RemoteException e) { 6119 } 6120 ArraySet<String> pkgNames = new ArraySet<String>(); 6121 if (ris != null) { 6122 for (ResolveInfo ri : ris) { 6123 pkgNames.add(ri.activityInfo.packageName); 6124 } 6125 } 6126 return pkgNames; 6127 } 6128 6129 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6130 if (DEBUG_DEXOPT) { 6131 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6132 } 6133 if (!isFirstBoot()) { 6134 try { 6135 ActivityManagerNative.getDefault().showBootMessage( 6136 mContext.getResources().getString(R.string.android_upgrading_apk, 6137 curr, total), true); 6138 } catch (RemoteException e) { 6139 } 6140 } 6141 PackageParser.Package p = pkg; 6142 synchronized (mInstallLock) { 6143 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6144 false /* force dex */, false /* defer */, true /* include dependencies */); 6145 } 6146 } 6147 6148 @Override 6149 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6150 return performDexOpt(packageName, instructionSet, false); 6151 } 6152 6153 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6154 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6155 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6156 if (!dexopt && !updateUsage) { 6157 // We aren't going to dexopt or update usage, so bail early. 6158 return false; 6159 } 6160 PackageParser.Package p; 6161 final String targetInstructionSet; 6162 synchronized (mPackages) { 6163 p = mPackages.get(packageName); 6164 if (p == null) { 6165 return false; 6166 } 6167 if (updateUsage) { 6168 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6169 } 6170 mPackageUsage.write(false); 6171 if (!dexopt) { 6172 // We aren't going to dexopt, so bail early. 6173 return false; 6174 } 6175 6176 targetInstructionSet = instructionSet != null ? instructionSet : 6177 getPrimaryInstructionSet(p.applicationInfo); 6178 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6179 return false; 6180 } 6181 } 6182 long callingId = Binder.clearCallingIdentity(); 6183 try { 6184 synchronized (mInstallLock) { 6185 final String[] instructionSets = new String[] { targetInstructionSet }; 6186 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6187 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6188 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6189 } 6190 } finally { 6191 Binder.restoreCallingIdentity(callingId); 6192 } 6193 } 6194 6195 public ArraySet<String> getPackagesThatNeedDexOpt() { 6196 ArraySet<String> pkgs = null; 6197 synchronized (mPackages) { 6198 for (PackageParser.Package p : mPackages.values()) { 6199 if (DEBUG_DEXOPT) { 6200 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6201 } 6202 if (!p.mDexOptPerformed.isEmpty()) { 6203 continue; 6204 } 6205 if (pkgs == null) { 6206 pkgs = new ArraySet<String>(); 6207 } 6208 pkgs.add(p.packageName); 6209 } 6210 } 6211 return pkgs; 6212 } 6213 6214 public void shutdown() { 6215 mPackageUsage.write(true); 6216 } 6217 6218 @Override 6219 public void forceDexOpt(String packageName) { 6220 enforceSystemOrRoot("forceDexOpt"); 6221 6222 PackageParser.Package pkg; 6223 synchronized (mPackages) { 6224 pkg = mPackages.get(packageName); 6225 if (pkg == null) { 6226 throw new IllegalArgumentException("Missing package: " + packageName); 6227 } 6228 } 6229 6230 synchronized (mInstallLock) { 6231 final String[] instructionSets = new String[] { 6232 getPrimaryInstructionSet(pkg.applicationInfo) }; 6233 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6234 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6235 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6236 throw new IllegalStateException("Failed to dexopt: " + res); 6237 } 6238 } 6239 } 6240 6241 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6242 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6243 Slog.w(TAG, "Unable to update from " + oldPkg.name 6244 + " to " + newPkg.packageName 6245 + ": old package not in system partition"); 6246 return false; 6247 } else if (mPackages.get(oldPkg.name) != null) { 6248 Slog.w(TAG, "Unable to update from " + oldPkg.name 6249 + " to " + newPkg.packageName 6250 + ": old package still exists"); 6251 return false; 6252 } 6253 return true; 6254 } 6255 6256 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6257 int[] users = sUserManager.getUserIds(); 6258 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6259 if (res < 0) { 6260 return res; 6261 } 6262 for (int user : users) { 6263 if (user != 0) { 6264 res = mInstaller.createUserData(volumeUuid, packageName, 6265 UserHandle.getUid(user, uid), user, seinfo); 6266 if (res < 0) { 6267 return res; 6268 } 6269 } 6270 } 6271 return res; 6272 } 6273 6274 private int removeDataDirsLI(String volumeUuid, String packageName) { 6275 int[] users = sUserManager.getUserIds(); 6276 int res = 0; 6277 for (int user : users) { 6278 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6279 if (resInner < 0) { 6280 res = resInner; 6281 } 6282 } 6283 6284 return res; 6285 } 6286 6287 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6288 int[] users = sUserManager.getUserIds(); 6289 int res = 0; 6290 for (int user : users) { 6291 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6292 if (resInner < 0) { 6293 res = resInner; 6294 } 6295 } 6296 return res; 6297 } 6298 6299 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6300 PackageParser.Package changingLib) { 6301 if (file.path != null) { 6302 usesLibraryFiles.add(file.path); 6303 return; 6304 } 6305 PackageParser.Package p = mPackages.get(file.apk); 6306 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6307 // If we are doing this while in the middle of updating a library apk, 6308 // then we need to make sure to use that new apk for determining the 6309 // dependencies here. (We haven't yet finished committing the new apk 6310 // to the package manager state.) 6311 if (p == null || p.packageName.equals(changingLib.packageName)) { 6312 p = changingLib; 6313 } 6314 } 6315 if (p != null) { 6316 usesLibraryFiles.addAll(p.getAllCodePaths()); 6317 } 6318 } 6319 6320 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6321 PackageParser.Package changingLib) throws PackageManagerException { 6322 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6323 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6324 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6325 for (int i=0; i<N; i++) { 6326 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6327 if (file == null) { 6328 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6329 "Package " + pkg.packageName + " requires unavailable shared library " 6330 + pkg.usesLibraries.get(i) + "; failing!"); 6331 } 6332 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6333 } 6334 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6335 for (int i=0; i<N; i++) { 6336 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6337 if (file == null) { 6338 Slog.w(TAG, "Package " + pkg.packageName 6339 + " desires unavailable shared library " 6340 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6341 } else { 6342 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6343 } 6344 } 6345 N = usesLibraryFiles.size(); 6346 if (N > 0) { 6347 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6348 } else { 6349 pkg.usesLibraryFiles = null; 6350 } 6351 } 6352 } 6353 6354 private static boolean hasString(List<String> list, List<String> which) { 6355 if (list == null) { 6356 return false; 6357 } 6358 for (int i=list.size()-1; i>=0; i--) { 6359 for (int j=which.size()-1; j>=0; j--) { 6360 if (which.get(j).equals(list.get(i))) { 6361 return true; 6362 } 6363 } 6364 } 6365 return false; 6366 } 6367 6368 private void updateAllSharedLibrariesLPw() { 6369 for (PackageParser.Package pkg : mPackages.values()) { 6370 try { 6371 updateSharedLibrariesLPw(pkg, null); 6372 } catch (PackageManagerException e) { 6373 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6374 } 6375 } 6376 } 6377 6378 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6379 PackageParser.Package changingPkg) { 6380 ArrayList<PackageParser.Package> res = null; 6381 for (PackageParser.Package pkg : mPackages.values()) { 6382 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6383 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6384 if (res == null) { 6385 res = new ArrayList<PackageParser.Package>(); 6386 } 6387 res.add(pkg); 6388 try { 6389 updateSharedLibrariesLPw(pkg, changingPkg); 6390 } catch (PackageManagerException e) { 6391 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6392 } 6393 } 6394 } 6395 return res; 6396 } 6397 6398 /** 6399 * Derive the value of the {@code cpuAbiOverride} based on the provided 6400 * value and an optional stored value from the package settings. 6401 */ 6402 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6403 String cpuAbiOverride = null; 6404 6405 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6406 cpuAbiOverride = null; 6407 } else if (abiOverride != null) { 6408 cpuAbiOverride = abiOverride; 6409 } else if (settings != null) { 6410 cpuAbiOverride = settings.cpuAbiOverrideString; 6411 } 6412 6413 return cpuAbiOverride; 6414 } 6415 6416 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6417 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6418 boolean success = false; 6419 try { 6420 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6421 currentTime, user); 6422 success = true; 6423 return res; 6424 } finally { 6425 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6426 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6427 } 6428 } 6429 } 6430 6431 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6432 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6433 final File scanFile = new File(pkg.codePath); 6434 if (pkg.applicationInfo.getCodePath() == null || 6435 pkg.applicationInfo.getResourcePath() == null) { 6436 // Bail out. The resource and code paths haven't been set. 6437 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6438 "Code and resource paths haven't been set correctly"); 6439 } 6440 6441 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6442 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6443 } else { 6444 // Only allow system apps to be flagged as core apps. 6445 pkg.coreApp = false; 6446 } 6447 6448 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6449 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6450 } 6451 6452 if (mCustomResolverComponentName != null && 6453 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6454 setUpCustomResolverActivity(pkg); 6455 } 6456 6457 if (pkg.packageName.equals("android")) { 6458 synchronized (mPackages) { 6459 if (mAndroidApplication != null) { 6460 Slog.w(TAG, "*************************************************"); 6461 Slog.w(TAG, "Core android package being redefined. Skipping."); 6462 Slog.w(TAG, " file=" + scanFile); 6463 Slog.w(TAG, "*************************************************"); 6464 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6465 "Core android package being redefined. Skipping."); 6466 } 6467 6468 // Set up information for our fall-back user intent resolution activity. 6469 mPlatformPackage = pkg; 6470 pkg.mVersionCode = mSdkVersion; 6471 mAndroidApplication = pkg.applicationInfo; 6472 6473 if (!mResolverReplaced) { 6474 mResolveActivity.applicationInfo = mAndroidApplication; 6475 mResolveActivity.name = ResolverActivity.class.getName(); 6476 mResolveActivity.packageName = mAndroidApplication.packageName; 6477 mResolveActivity.processName = "system:ui"; 6478 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6479 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6480 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6481 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6482 mResolveActivity.exported = true; 6483 mResolveActivity.enabled = true; 6484 mResolveInfo.activityInfo = mResolveActivity; 6485 mResolveInfo.priority = 0; 6486 mResolveInfo.preferredOrder = 0; 6487 mResolveInfo.match = 0; 6488 mResolveComponentName = new ComponentName( 6489 mAndroidApplication.packageName, mResolveActivity.name); 6490 } 6491 } 6492 } 6493 6494 if (DEBUG_PACKAGE_SCANNING) { 6495 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6496 Log.d(TAG, "Scanning package " + pkg.packageName); 6497 } 6498 6499 if (mPackages.containsKey(pkg.packageName) 6500 || mSharedLibraries.containsKey(pkg.packageName)) { 6501 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6502 "Application package " + pkg.packageName 6503 + " already installed. Skipping duplicate."); 6504 } 6505 6506 // If we're only installing presumed-existing packages, require that the 6507 // scanned APK is both already known and at the path previously established 6508 // for it. Previously unknown packages we pick up normally, but if we have an 6509 // a priori expectation about this package's install presence, enforce it. 6510 // With a singular exception for new system packages. When an OTA contains 6511 // a new system package, we allow the codepath to change from a system location 6512 // to the user-installed location. If we don't allow this change, any newer, 6513 // user-installed version of the application will be ignored. 6514 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6515 if (mExpectingBetter.containsKey(pkg.packageName)) { 6516 logCriticalInfo(Log.WARN, 6517 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6518 } else { 6519 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6520 if (known != null) { 6521 if (DEBUG_PACKAGE_SCANNING) { 6522 Log.d(TAG, "Examining " + pkg.codePath 6523 + " and requiring known paths " + known.codePathString 6524 + " & " + known.resourcePathString); 6525 } 6526 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6527 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6528 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6529 "Application package " + pkg.packageName 6530 + " found at " + pkg.applicationInfo.getCodePath() 6531 + " but expected at " + known.codePathString + "; ignoring."); 6532 } 6533 } 6534 } 6535 } 6536 6537 // Initialize package source and resource directories 6538 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6539 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6540 6541 SharedUserSetting suid = null; 6542 PackageSetting pkgSetting = null; 6543 6544 if (!isSystemApp(pkg)) { 6545 // Only system apps can use these features. 6546 pkg.mOriginalPackages = null; 6547 pkg.mRealPackage = null; 6548 pkg.mAdoptPermissions = null; 6549 } 6550 6551 // writer 6552 synchronized (mPackages) { 6553 if (pkg.mSharedUserId != null) { 6554 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6555 if (suid == null) { 6556 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6557 "Creating application package " + pkg.packageName 6558 + " for shared user failed"); 6559 } 6560 if (DEBUG_PACKAGE_SCANNING) { 6561 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6562 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6563 + "): packages=" + suid.packages); 6564 } 6565 } 6566 6567 // Check if we are renaming from an original package name. 6568 PackageSetting origPackage = null; 6569 String realName = null; 6570 if (pkg.mOriginalPackages != null) { 6571 // This package may need to be renamed to a previously 6572 // installed name. Let's check on that... 6573 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6574 if (pkg.mOriginalPackages.contains(renamed)) { 6575 // This package had originally been installed as the 6576 // original name, and we have already taken care of 6577 // transitioning to the new one. Just update the new 6578 // one to continue using the old name. 6579 realName = pkg.mRealPackage; 6580 if (!pkg.packageName.equals(renamed)) { 6581 // Callers into this function may have already taken 6582 // care of renaming the package; only do it here if 6583 // it is not already done. 6584 pkg.setPackageName(renamed); 6585 } 6586 6587 } else { 6588 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6589 if ((origPackage = mSettings.peekPackageLPr( 6590 pkg.mOriginalPackages.get(i))) != null) { 6591 // We do have the package already installed under its 6592 // original name... should we use it? 6593 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6594 // New package is not compatible with original. 6595 origPackage = null; 6596 continue; 6597 } else if (origPackage.sharedUser != null) { 6598 // Make sure uid is compatible between packages. 6599 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6600 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6601 + " to " + pkg.packageName + ": old uid " 6602 + origPackage.sharedUser.name 6603 + " differs from " + pkg.mSharedUserId); 6604 origPackage = null; 6605 continue; 6606 } 6607 } else { 6608 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6609 + pkg.packageName + " to old name " + origPackage.name); 6610 } 6611 break; 6612 } 6613 } 6614 } 6615 } 6616 6617 if (mTransferedPackages.contains(pkg.packageName)) { 6618 Slog.w(TAG, "Package " + pkg.packageName 6619 + " was transferred to another, but its .apk remains"); 6620 } 6621 6622 // Just create the setting, don't add it yet. For already existing packages 6623 // the PkgSetting exists already and doesn't have to be created. 6624 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6625 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6626 pkg.applicationInfo.primaryCpuAbi, 6627 pkg.applicationInfo.secondaryCpuAbi, 6628 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6629 user, false); 6630 if (pkgSetting == null) { 6631 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6632 "Creating application package " + pkg.packageName + " failed"); 6633 } 6634 6635 if (pkgSetting.origPackage != null) { 6636 // If we are first transitioning from an original package, 6637 // fix up the new package's name now. We need to do this after 6638 // looking up the package under its new name, so getPackageLP 6639 // can take care of fiddling things correctly. 6640 pkg.setPackageName(origPackage.name); 6641 6642 // File a report about this. 6643 String msg = "New package " + pkgSetting.realName 6644 + " renamed to replace old package " + pkgSetting.name; 6645 reportSettingsProblem(Log.WARN, msg); 6646 6647 // Make a note of it. 6648 mTransferedPackages.add(origPackage.name); 6649 6650 // No longer need to retain this. 6651 pkgSetting.origPackage = null; 6652 } 6653 6654 if (realName != null) { 6655 // Make a note of it. 6656 mTransferedPackages.add(pkg.packageName); 6657 } 6658 6659 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6660 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6661 } 6662 6663 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6664 // Check all shared libraries and map to their actual file path. 6665 // We only do this here for apps not on a system dir, because those 6666 // are the only ones that can fail an install due to this. We 6667 // will take care of the system apps by updating all of their 6668 // library paths after the scan is done. 6669 updateSharedLibrariesLPw(pkg, null); 6670 } 6671 6672 if (mFoundPolicyFile) { 6673 SELinuxMMAC.assignSeinfoValue(pkg); 6674 } 6675 6676 pkg.applicationInfo.uid = pkgSetting.appId; 6677 pkg.mExtras = pkgSetting; 6678 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6679 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6680 // We just determined the app is signed correctly, so bring 6681 // over the latest parsed certs. 6682 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6683 } else { 6684 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6685 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6686 "Package " + pkg.packageName + " upgrade keys do not match the " 6687 + "previously installed version"); 6688 } else { 6689 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6690 String msg = "System package " + pkg.packageName 6691 + " signature changed; retaining data."; 6692 reportSettingsProblem(Log.WARN, msg); 6693 } 6694 } 6695 } else { 6696 try { 6697 verifySignaturesLP(pkgSetting, pkg); 6698 // We just determined the app is signed correctly, so bring 6699 // over the latest parsed certs. 6700 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6701 } catch (PackageManagerException e) { 6702 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6703 throw e; 6704 } 6705 // The signature has changed, but this package is in the system 6706 // image... let's recover! 6707 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6708 // However... if this package is part of a shared user, but it 6709 // doesn't match the signature of the shared user, let's fail. 6710 // What this means is that you can't change the signatures 6711 // associated with an overall shared user, which doesn't seem all 6712 // that unreasonable. 6713 if (pkgSetting.sharedUser != null) { 6714 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6715 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6716 throw new PackageManagerException( 6717 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6718 "Signature mismatch for shared user : " 6719 + pkgSetting.sharedUser); 6720 } 6721 } 6722 // File a report about this. 6723 String msg = "System package " + pkg.packageName 6724 + " signature changed; retaining data."; 6725 reportSettingsProblem(Log.WARN, msg); 6726 } 6727 } 6728 // Verify that this new package doesn't have any content providers 6729 // that conflict with existing packages. Only do this if the 6730 // package isn't already installed, since we don't want to break 6731 // things that are installed. 6732 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6733 final int N = pkg.providers.size(); 6734 int i; 6735 for (i=0; i<N; i++) { 6736 PackageParser.Provider p = pkg.providers.get(i); 6737 if (p.info.authority != null) { 6738 String names[] = p.info.authority.split(";"); 6739 for (int j = 0; j < names.length; j++) { 6740 if (mProvidersByAuthority.containsKey(names[j])) { 6741 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6742 final String otherPackageName = 6743 ((other != null && other.getComponentName() != null) ? 6744 other.getComponentName().getPackageName() : "?"); 6745 throw new PackageManagerException( 6746 INSTALL_FAILED_CONFLICTING_PROVIDER, 6747 "Can't install because provider name " + names[j] 6748 + " (in package " + pkg.applicationInfo.packageName 6749 + ") is already used by " + otherPackageName); 6750 } 6751 } 6752 } 6753 } 6754 } 6755 6756 if (pkg.mAdoptPermissions != null) { 6757 // This package wants to adopt ownership of permissions from 6758 // another package. 6759 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6760 final String origName = pkg.mAdoptPermissions.get(i); 6761 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6762 if (orig != null) { 6763 if (verifyPackageUpdateLPr(orig, pkg)) { 6764 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6765 + pkg.packageName); 6766 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6767 } 6768 } 6769 } 6770 } 6771 } 6772 6773 final String pkgName = pkg.packageName; 6774 6775 final long scanFileTime = scanFile.lastModified(); 6776 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6777 pkg.applicationInfo.processName = fixProcessName( 6778 pkg.applicationInfo.packageName, 6779 pkg.applicationInfo.processName, 6780 pkg.applicationInfo.uid); 6781 6782 File dataPath; 6783 if (mPlatformPackage == pkg) { 6784 // The system package is special. 6785 dataPath = new File(Environment.getDataDirectory(), "system"); 6786 6787 pkg.applicationInfo.dataDir = dataPath.getPath(); 6788 6789 } else { 6790 // This is a normal package, need to make its data directory. 6791 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6792 UserHandle.USER_OWNER, pkg.packageName); 6793 6794 boolean uidError = false; 6795 if (dataPath.exists()) { 6796 int currentUid = 0; 6797 try { 6798 StructStat stat = Os.stat(dataPath.getPath()); 6799 currentUid = stat.st_uid; 6800 } catch (ErrnoException e) { 6801 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6802 } 6803 6804 // If we have mismatched owners for the data path, we have a problem. 6805 if (currentUid != pkg.applicationInfo.uid) { 6806 boolean recovered = false; 6807 if (currentUid == 0) { 6808 // The directory somehow became owned by root. Wow. 6809 // This is probably because the system was stopped while 6810 // installd was in the middle of messing with its libs 6811 // directory. Ask installd to fix that. 6812 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6813 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6814 if (ret >= 0) { 6815 recovered = true; 6816 String msg = "Package " + pkg.packageName 6817 + " unexpectedly changed to uid 0; recovered to " + 6818 + pkg.applicationInfo.uid; 6819 reportSettingsProblem(Log.WARN, msg); 6820 } 6821 } 6822 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6823 || (scanFlags&SCAN_BOOTING) != 0)) { 6824 // If this is a system app, we can at least delete its 6825 // current data so the application will still work. 6826 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6827 if (ret >= 0) { 6828 // TODO: Kill the processes first 6829 // Old data gone! 6830 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6831 ? "System package " : "Third party package "; 6832 String msg = prefix + pkg.packageName 6833 + " has changed from uid: " 6834 + currentUid + " to " 6835 + pkg.applicationInfo.uid + "; old data erased"; 6836 reportSettingsProblem(Log.WARN, msg); 6837 recovered = true; 6838 6839 // And now re-install the app. 6840 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6841 pkg.applicationInfo.seinfo); 6842 if (ret == -1) { 6843 // Ack should not happen! 6844 msg = prefix + pkg.packageName 6845 + " could not have data directory re-created after delete."; 6846 reportSettingsProblem(Log.WARN, msg); 6847 throw new PackageManagerException( 6848 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6849 } 6850 } 6851 if (!recovered) { 6852 mHasSystemUidErrors = true; 6853 } 6854 } else if (!recovered) { 6855 // If we allow this install to proceed, we will be broken. 6856 // Abort, abort! 6857 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6858 "scanPackageLI"); 6859 } 6860 if (!recovered) { 6861 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6862 + pkg.applicationInfo.uid + "/fs_" 6863 + currentUid; 6864 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6865 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6866 String msg = "Package " + pkg.packageName 6867 + " has mismatched uid: " 6868 + currentUid + " on disk, " 6869 + pkg.applicationInfo.uid + " in settings"; 6870 // writer 6871 synchronized (mPackages) { 6872 mSettings.mReadMessages.append(msg); 6873 mSettings.mReadMessages.append('\n'); 6874 uidError = true; 6875 if (!pkgSetting.uidError) { 6876 reportSettingsProblem(Log.ERROR, msg); 6877 } 6878 } 6879 } 6880 } 6881 pkg.applicationInfo.dataDir = dataPath.getPath(); 6882 if (mShouldRestoreconData) { 6883 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6884 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6885 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6886 } 6887 } else { 6888 if (DEBUG_PACKAGE_SCANNING) { 6889 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6890 Log.v(TAG, "Want this data dir: " + dataPath); 6891 } 6892 //invoke installer to do the actual installation 6893 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6894 pkg.applicationInfo.seinfo); 6895 if (ret < 0) { 6896 // Error from installer 6897 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6898 "Unable to create data dirs [errorCode=" + ret + "]"); 6899 } 6900 6901 if (dataPath.exists()) { 6902 pkg.applicationInfo.dataDir = dataPath.getPath(); 6903 } else { 6904 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6905 pkg.applicationInfo.dataDir = null; 6906 } 6907 } 6908 6909 pkgSetting.uidError = uidError; 6910 } 6911 6912 final String path = scanFile.getPath(); 6913 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6914 6915 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6916 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6917 6918 // Some system apps still use directory structure for native libraries 6919 // in which case we might end up not detecting abi solely based on apk 6920 // structure. Try to detect abi based on directory structure. 6921 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6922 pkg.applicationInfo.primaryCpuAbi == null) { 6923 setBundledAppAbisAndRoots(pkg, pkgSetting); 6924 setNativeLibraryPaths(pkg); 6925 } 6926 6927 } else { 6928 if ((scanFlags & SCAN_MOVE) != 0) { 6929 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6930 // but we already have this packages package info in the PackageSetting. We just 6931 // use that and derive the native library path based on the new codepath. 6932 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6933 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6934 } 6935 6936 // Set native library paths again. For moves, the path will be updated based on the 6937 // ABIs we've determined above. For non-moves, the path will be updated based on the 6938 // ABIs we determined during compilation, but the path will depend on the final 6939 // package path (after the rename away from the stage path). 6940 setNativeLibraryPaths(pkg); 6941 } 6942 6943 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6944 final int[] userIds = sUserManager.getUserIds(); 6945 synchronized (mInstallLock) { 6946 // Make sure all user data directories are ready to roll; we're okay 6947 // if they already exist 6948 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6949 for (int userId : userIds) { 6950 if (userId != 0) { 6951 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6952 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6953 pkg.applicationInfo.seinfo); 6954 } 6955 } 6956 } 6957 6958 // Create a native library symlink only if we have native libraries 6959 // and if the native libraries are 32 bit libraries. We do not provide 6960 // this symlink for 64 bit libraries. 6961 if (pkg.applicationInfo.primaryCpuAbi != null && 6962 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6963 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6964 for (int userId : userIds) { 6965 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6966 nativeLibPath, userId) < 0) { 6967 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6968 "Failed linking native library dir (user=" + userId + ")"); 6969 } 6970 } 6971 } 6972 } 6973 6974 // This is a special case for the "system" package, where the ABI is 6975 // dictated by the zygote configuration (and init.rc). We should keep track 6976 // of this ABI so that we can deal with "normal" applications that run under 6977 // the same UID correctly. 6978 if (mPlatformPackage == pkg) { 6979 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6980 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6981 } 6982 6983 // If there's a mismatch between the abi-override in the package setting 6984 // and the abiOverride specified for the install. Warn about this because we 6985 // would've already compiled the app without taking the package setting into 6986 // account. 6987 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6988 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6989 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6990 " for package: " + pkg.packageName); 6991 } 6992 } 6993 6994 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6995 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6996 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6997 6998 // Copy the derived override back to the parsed package, so that we can 6999 // update the package settings accordingly. 7000 pkg.cpuAbiOverride = cpuAbiOverride; 7001 7002 if (DEBUG_ABI_SELECTION) { 7003 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7004 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7005 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7006 } 7007 7008 // Push the derived path down into PackageSettings so we know what to 7009 // clean up at uninstall time. 7010 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7011 7012 if (DEBUG_ABI_SELECTION) { 7013 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7014 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7015 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7016 } 7017 7018 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7019 // We don't do this here during boot because we can do it all 7020 // at once after scanning all existing packages. 7021 // 7022 // We also do this *before* we perform dexopt on this package, so that 7023 // we can avoid redundant dexopts, and also to make sure we've got the 7024 // code and package path correct. 7025 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7026 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7027 } 7028 7029 if ((scanFlags & SCAN_NO_DEX) == 0) { 7030 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7031 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7032 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7033 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7034 } 7035 } 7036 if (mFactoryTest && pkg.requestedPermissions.contains( 7037 android.Manifest.permission.FACTORY_TEST)) { 7038 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7039 } 7040 7041 ArrayList<PackageParser.Package> clientLibPkgs = null; 7042 7043 // writer 7044 synchronized (mPackages) { 7045 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7046 // Only system apps can add new shared libraries. 7047 if (pkg.libraryNames != null) { 7048 for (int i=0; i<pkg.libraryNames.size(); i++) { 7049 String name = pkg.libraryNames.get(i); 7050 boolean allowed = false; 7051 if (pkg.isUpdatedSystemApp()) { 7052 // New library entries can only be added through the 7053 // system image. This is important to get rid of a lot 7054 // of nasty edge cases: for example if we allowed a non- 7055 // system update of the app to add a library, then uninstalling 7056 // the update would make the library go away, and assumptions 7057 // we made such as through app install filtering would now 7058 // have allowed apps on the device which aren't compatible 7059 // with it. Better to just have the restriction here, be 7060 // conservative, and create many fewer cases that can negatively 7061 // impact the user experience. 7062 final PackageSetting sysPs = mSettings 7063 .getDisabledSystemPkgLPr(pkg.packageName); 7064 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7065 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7066 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7067 allowed = true; 7068 allowed = true; 7069 break; 7070 } 7071 } 7072 } 7073 } else { 7074 allowed = true; 7075 } 7076 if (allowed) { 7077 if (!mSharedLibraries.containsKey(name)) { 7078 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7079 } else if (!name.equals(pkg.packageName)) { 7080 Slog.w(TAG, "Package " + pkg.packageName + " library " 7081 + name + " already exists; skipping"); 7082 } 7083 } else { 7084 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7085 + name + " that is not declared on system image; skipping"); 7086 } 7087 } 7088 if ((scanFlags&SCAN_BOOTING) == 0) { 7089 // If we are not booting, we need to update any applications 7090 // that are clients of our shared library. If we are booting, 7091 // this will all be done once the scan is complete. 7092 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7093 } 7094 } 7095 } 7096 } 7097 7098 // We also need to dexopt any apps that are dependent on this library. Note that 7099 // if these fail, we should abort the install since installing the library will 7100 // result in some apps being broken. 7101 if (clientLibPkgs != null) { 7102 if ((scanFlags & SCAN_NO_DEX) == 0) { 7103 for (int i = 0; i < clientLibPkgs.size(); i++) { 7104 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7105 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7106 null /* instruction sets */, forceDex, 7107 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7108 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7109 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7110 "scanPackageLI failed to dexopt clientLibPkgs"); 7111 } 7112 } 7113 } 7114 } 7115 7116 // Also need to kill any apps that are dependent on the library. 7117 if (clientLibPkgs != null) { 7118 for (int i=0; i<clientLibPkgs.size(); i++) { 7119 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7120 killApplication(clientPkg.applicationInfo.packageName, 7121 clientPkg.applicationInfo.uid, "update lib"); 7122 } 7123 } 7124 7125 // Make sure we're not adding any bogus keyset info 7126 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7127 ksms.assertScannedPackageValid(pkg); 7128 7129 // writer 7130 synchronized (mPackages) { 7131 // We don't expect installation to fail beyond this point 7132 7133 // Add the new setting to mSettings 7134 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7135 // Add the new setting to mPackages 7136 mPackages.put(pkg.applicationInfo.packageName, pkg); 7137 // Make sure we don't accidentally delete its data. 7138 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7139 while (iter.hasNext()) { 7140 PackageCleanItem item = iter.next(); 7141 if (pkgName.equals(item.packageName)) { 7142 iter.remove(); 7143 } 7144 } 7145 7146 // Take care of first install / last update times. 7147 if (currentTime != 0) { 7148 if (pkgSetting.firstInstallTime == 0) { 7149 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7150 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7151 pkgSetting.lastUpdateTime = currentTime; 7152 } 7153 } else if (pkgSetting.firstInstallTime == 0) { 7154 // We need *something*. Take time time stamp of the file. 7155 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7156 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7157 if (scanFileTime != pkgSetting.timeStamp) { 7158 // A package on the system image has changed; consider this 7159 // to be an update. 7160 pkgSetting.lastUpdateTime = scanFileTime; 7161 } 7162 } 7163 7164 // Add the package's KeySets to the global KeySetManagerService 7165 ksms.addScannedPackageLPw(pkg); 7166 7167 int N = pkg.providers.size(); 7168 StringBuilder r = null; 7169 int i; 7170 for (i=0; i<N; i++) { 7171 PackageParser.Provider p = pkg.providers.get(i); 7172 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7173 p.info.processName, pkg.applicationInfo.uid); 7174 mProviders.addProvider(p); 7175 p.syncable = p.info.isSyncable; 7176 if (p.info.authority != null) { 7177 String names[] = p.info.authority.split(";"); 7178 p.info.authority = null; 7179 for (int j = 0; j < names.length; j++) { 7180 if (j == 1 && p.syncable) { 7181 // We only want the first authority for a provider to possibly be 7182 // syncable, so if we already added this provider using a different 7183 // authority clear the syncable flag. We copy the provider before 7184 // changing it because the mProviders object contains a reference 7185 // to a provider that we don't want to change. 7186 // Only do this for the second authority since the resulting provider 7187 // object can be the same for all future authorities for this provider. 7188 p = new PackageParser.Provider(p); 7189 p.syncable = false; 7190 } 7191 if (!mProvidersByAuthority.containsKey(names[j])) { 7192 mProvidersByAuthority.put(names[j], p); 7193 if (p.info.authority == null) { 7194 p.info.authority = names[j]; 7195 } else { 7196 p.info.authority = p.info.authority + ";" + names[j]; 7197 } 7198 if (DEBUG_PACKAGE_SCANNING) { 7199 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7200 Log.d(TAG, "Registered content provider: " + names[j] 7201 + ", className = " + p.info.name + ", isSyncable = " 7202 + p.info.isSyncable); 7203 } 7204 } else { 7205 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7206 Slog.w(TAG, "Skipping provider name " + names[j] + 7207 " (in package " + pkg.applicationInfo.packageName + 7208 "): name already used by " 7209 + ((other != null && other.getComponentName() != null) 7210 ? other.getComponentName().getPackageName() : "?")); 7211 } 7212 } 7213 } 7214 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7215 if (r == null) { 7216 r = new StringBuilder(256); 7217 } else { 7218 r.append(' '); 7219 } 7220 r.append(p.info.name); 7221 } 7222 } 7223 if (r != null) { 7224 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7225 } 7226 7227 N = pkg.services.size(); 7228 r = null; 7229 for (i=0; i<N; i++) { 7230 PackageParser.Service s = pkg.services.get(i); 7231 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7232 s.info.processName, pkg.applicationInfo.uid); 7233 mServices.addService(s); 7234 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7235 if (r == null) { 7236 r = new StringBuilder(256); 7237 } else { 7238 r.append(' '); 7239 } 7240 r.append(s.info.name); 7241 } 7242 } 7243 if (r != null) { 7244 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7245 } 7246 7247 N = pkg.receivers.size(); 7248 r = null; 7249 for (i=0; i<N; i++) { 7250 PackageParser.Activity a = pkg.receivers.get(i); 7251 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7252 a.info.processName, pkg.applicationInfo.uid); 7253 mReceivers.addActivity(a, "receiver"); 7254 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7255 if (r == null) { 7256 r = new StringBuilder(256); 7257 } else { 7258 r.append(' '); 7259 } 7260 r.append(a.info.name); 7261 } 7262 } 7263 if (r != null) { 7264 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7265 } 7266 7267 N = pkg.activities.size(); 7268 r = null; 7269 for (i=0; i<N; i++) { 7270 PackageParser.Activity a = pkg.activities.get(i); 7271 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7272 a.info.processName, pkg.applicationInfo.uid); 7273 mActivities.addActivity(a, "activity"); 7274 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7275 if (r == null) { 7276 r = new StringBuilder(256); 7277 } else { 7278 r.append(' '); 7279 } 7280 r.append(a.info.name); 7281 } 7282 } 7283 if (r != null) { 7284 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7285 } 7286 7287 N = pkg.permissionGroups.size(); 7288 r = null; 7289 for (i=0; i<N; i++) { 7290 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7291 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7292 if (cur == null) { 7293 mPermissionGroups.put(pg.info.name, pg); 7294 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7295 if (r == null) { 7296 r = new StringBuilder(256); 7297 } else { 7298 r.append(' '); 7299 } 7300 r.append(pg.info.name); 7301 } 7302 } else { 7303 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7304 + pg.info.packageName + " ignored: original from " 7305 + cur.info.packageName); 7306 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7307 if (r == null) { 7308 r = new StringBuilder(256); 7309 } else { 7310 r.append(' '); 7311 } 7312 r.append("DUP:"); 7313 r.append(pg.info.name); 7314 } 7315 } 7316 } 7317 if (r != null) { 7318 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7319 } 7320 7321 N = pkg.permissions.size(); 7322 r = null; 7323 for (i=0; i<N; i++) { 7324 PackageParser.Permission p = pkg.permissions.get(i); 7325 7326 // Assume by default that we did not install this permission into the system. 7327 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7328 7329 // Now that permission groups have a special meaning, we ignore permission 7330 // groups for legacy apps to prevent unexpected behavior. In particular, 7331 // permissions for one app being granted to someone just becuase they happen 7332 // to be in a group defined by another app (before this had no implications). 7333 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7334 p.group = mPermissionGroups.get(p.info.group); 7335 // Warn for a permission in an unknown group. 7336 if (p.info.group != null && p.group == null) { 7337 Slog.w(TAG, "Permission " + p.info.name + " from package " 7338 + p.info.packageName + " in an unknown group " + p.info.group); 7339 } 7340 } 7341 7342 ArrayMap<String, BasePermission> permissionMap = 7343 p.tree ? mSettings.mPermissionTrees 7344 : mSettings.mPermissions; 7345 BasePermission bp = permissionMap.get(p.info.name); 7346 7347 // Allow system apps to redefine non-system permissions 7348 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7349 final boolean currentOwnerIsSystem = (bp.perm != null 7350 && isSystemApp(bp.perm.owner)); 7351 if (isSystemApp(p.owner)) { 7352 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7353 // It's a built-in permission and no owner, take ownership now 7354 bp.packageSetting = pkgSetting; 7355 bp.perm = p; 7356 bp.uid = pkg.applicationInfo.uid; 7357 bp.sourcePackage = p.info.packageName; 7358 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7359 } else if (!currentOwnerIsSystem) { 7360 String msg = "New decl " + p.owner + " of permission " 7361 + p.info.name + " is system; overriding " + bp.sourcePackage; 7362 reportSettingsProblem(Log.WARN, msg); 7363 bp = null; 7364 } 7365 } 7366 } 7367 7368 if (bp == null) { 7369 bp = new BasePermission(p.info.name, p.info.packageName, 7370 BasePermission.TYPE_NORMAL); 7371 permissionMap.put(p.info.name, bp); 7372 } 7373 7374 if (bp.perm == null) { 7375 if (bp.sourcePackage == null 7376 || bp.sourcePackage.equals(p.info.packageName)) { 7377 BasePermission tree = findPermissionTreeLP(p.info.name); 7378 if (tree == null 7379 || tree.sourcePackage.equals(p.info.packageName)) { 7380 bp.packageSetting = pkgSetting; 7381 bp.perm = p; 7382 bp.uid = pkg.applicationInfo.uid; 7383 bp.sourcePackage = p.info.packageName; 7384 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7385 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7386 if (r == null) { 7387 r = new StringBuilder(256); 7388 } else { 7389 r.append(' '); 7390 } 7391 r.append(p.info.name); 7392 } 7393 } else { 7394 Slog.w(TAG, "Permission " + p.info.name + " from package " 7395 + p.info.packageName + " ignored: base tree " 7396 + tree.name + " is from package " 7397 + tree.sourcePackage); 7398 } 7399 } else { 7400 Slog.w(TAG, "Permission " + p.info.name + " from package " 7401 + p.info.packageName + " ignored: original from " 7402 + bp.sourcePackage); 7403 } 7404 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7405 if (r == null) { 7406 r = new StringBuilder(256); 7407 } else { 7408 r.append(' '); 7409 } 7410 r.append("DUP:"); 7411 r.append(p.info.name); 7412 } 7413 if (bp.perm == p) { 7414 bp.protectionLevel = p.info.protectionLevel; 7415 } 7416 } 7417 7418 if (r != null) { 7419 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7420 } 7421 7422 N = pkg.instrumentation.size(); 7423 r = null; 7424 for (i=0; i<N; i++) { 7425 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7426 a.info.packageName = pkg.applicationInfo.packageName; 7427 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7428 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7429 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7430 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7431 a.info.dataDir = pkg.applicationInfo.dataDir; 7432 7433 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7434 // need other information about the application, like the ABI and what not ? 7435 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7436 mInstrumentation.put(a.getComponentName(), a); 7437 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7438 if (r == null) { 7439 r = new StringBuilder(256); 7440 } else { 7441 r.append(' '); 7442 } 7443 r.append(a.info.name); 7444 } 7445 } 7446 if (r != null) { 7447 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7448 } 7449 7450 if (pkg.protectedBroadcasts != null) { 7451 N = pkg.protectedBroadcasts.size(); 7452 for (i=0; i<N; i++) { 7453 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7454 } 7455 } 7456 7457 pkgSetting.setTimeStamp(scanFileTime); 7458 7459 // Create idmap files for pairs of (packages, overlay packages). 7460 // Note: "android", ie framework-res.apk, is handled by native layers. 7461 if (pkg.mOverlayTarget != null) { 7462 // This is an overlay package. 7463 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7464 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7465 mOverlays.put(pkg.mOverlayTarget, 7466 new ArrayMap<String, PackageParser.Package>()); 7467 } 7468 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7469 map.put(pkg.packageName, pkg); 7470 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7471 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7472 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7473 "scanPackageLI failed to createIdmap"); 7474 } 7475 } 7476 } else if (mOverlays.containsKey(pkg.packageName) && 7477 !pkg.packageName.equals("android")) { 7478 // This is a regular package, with one or more known overlay packages. 7479 createIdmapsForPackageLI(pkg); 7480 } 7481 } 7482 7483 return pkg; 7484 } 7485 7486 /** 7487 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7488 * is derived purely on the basis of the contents of {@code scanFile} and 7489 * {@code cpuAbiOverride}. 7490 * 7491 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7492 */ 7493 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7494 String cpuAbiOverride, boolean extractLibs) 7495 throws PackageManagerException { 7496 // TODO: We can probably be smarter about this stuff. For installed apps, 7497 // we can calculate this information at install time once and for all. For 7498 // system apps, we can probably assume that this information doesn't change 7499 // after the first boot scan. As things stand, we do lots of unnecessary work. 7500 7501 // Give ourselves some initial paths; we'll come back for another 7502 // pass once we've determined ABI below. 7503 setNativeLibraryPaths(pkg); 7504 7505 // We would never need to extract libs for forward-locked and external packages, 7506 // since the container service will do it for us. We shouldn't attempt to 7507 // extract libs from system app when it was not updated. 7508 if (pkg.isForwardLocked() || isExternal(pkg) || 7509 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7510 extractLibs = false; 7511 } 7512 7513 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7514 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7515 7516 NativeLibraryHelper.Handle handle = null; 7517 try { 7518 handle = NativeLibraryHelper.Handle.create(pkg); 7519 // TODO(multiArch): This can be null for apps that didn't go through the 7520 // usual installation process. We can calculate it again, like we 7521 // do during install time. 7522 // 7523 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7524 // unnecessary. 7525 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7526 7527 // Null out the abis so that they can be recalculated. 7528 pkg.applicationInfo.primaryCpuAbi = null; 7529 pkg.applicationInfo.secondaryCpuAbi = null; 7530 if (isMultiArch(pkg.applicationInfo)) { 7531 // Warn if we've set an abiOverride for multi-lib packages.. 7532 // By definition, we need to copy both 32 and 64 bit libraries for 7533 // such packages. 7534 if (pkg.cpuAbiOverride != null 7535 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7536 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7537 } 7538 7539 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7540 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7541 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7542 if (extractLibs) { 7543 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7544 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7545 useIsaSpecificSubdirs); 7546 } else { 7547 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7548 } 7549 } 7550 7551 maybeThrowExceptionForMultiArchCopy( 7552 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7553 7554 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7555 if (extractLibs) { 7556 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7557 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7558 useIsaSpecificSubdirs); 7559 } else { 7560 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7561 } 7562 } 7563 7564 maybeThrowExceptionForMultiArchCopy( 7565 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7566 7567 if (abi64 >= 0) { 7568 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7569 } 7570 7571 if (abi32 >= 0) { 7572 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7573 if (abi64 >= 0) { 7574 pkg.applicationInfo.secondaryCpuAbi = abi; 7575 } else { 7576 pkg.applicationInfo.primaryCpuAbi = abi; 7577 } 7578 } 7579 } else { 7580 String[] abiList = (cpuAbiOverride != null) ? 7581 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7582 7583 // Enable gross and lame hacks for apps that are built with old 7584 // SDK tools. We must scan their APKs for renderscript bitcode and 7585 // not launch them if it's present. Don't bother checking on devices 7586 // that don't have 64 bit support. 7587 boolean needsRenderScriptOverride = false; 7588 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7589 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7590 abiList = Build.SUPPORTED_32_BIT_ABIS; 7591 needsRenderScriptOverride = true; 7592 } 7593 7594 final int copyRet; 7595 if (extractLibs) { 7596 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7597 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7598 } else { 7599 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7600 } 7601 7602 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7603 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7604 "Error unpackaging native libs for app, errorCode=" + copyRet); 7605 } 7606 7607 if (copyRet >= 0) { 7608 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7609 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7610 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7611 } else if (needsRenderScriptOverride) { 7612 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7613 } 7614 } 7615 } catch (IOException ioe) { 7616 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7617 } finally { 7618 IoUtils.closeQuietly(handle); 7619 } 7620 7621 // Now that we've calculated the ABIs and determined if it's an internal app, 7622 // we will go ahead and populate the nativeLibraryPath. 7623 setNativeLibraryPaths(pkg); 7624 } 7625 7626 /** 7627 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7628 * i.e, so that all packages can be run inside a single process if required. 7629 * 7630 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7631 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7632 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7633 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7634 * updating a package that belongs to a shared user. 7635 * 7636 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7637 * adds unnecessary complexity. 7638 */ 7639 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7640 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7641 String requiredInstructionSet = null; 7642 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7643 requiredInstructionSet = VMRuntime.getInstructionSet( 7644 scannedPackage.applicationInfo.primaryCpuAbi); 7645 } 7646 7647 PackageSetting requirer = null; 7648 for (PackageSetting ps : packagesForUser) { 7649 // If packagesForUser contains scannedPackage, we skip it. This will happen 7650 // when scannedPackage is an update of an existing package. Without this check, 7651 // we will never be able to change the ABI of any package belonging to a shared 7652 // user, even if it's compatible with other packages. 7653 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7654 if (ps.primaryCpuAbiString == null) { 7655 continue; 7656 } 7657 7658 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7659 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7660 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7661 // this but there's not much we can do. 7662 String errorMessage = "Instruction set mismatch, " 7663 + ((requirer == null) ? "[caller]" : requirer) 7664 + " requires " + requiredInstructionSet + " whereas " + ps 7665 + " requires " + instructionSet; 7666 Slog.w(TAG, errorMessage); 7667 } 7668 7669 if (requiredInstructionSet == null) { 7670 requiredInstructionSet = instructionSet; 7671 requirer = ps; 7672 } 7673 } 7674 } 7675 7676 if (requiredInstructionSet != null) { 7677 String adjustedAbi; 7678 if (requirer != null) { 7679 // requirer != null implies that either scannedPackage was null or that scannedPackage 7680 // did not require an ABI, in which case we have to adjust scannedPackage to match 7681 // the ABI of the set (which is the same as requirer's ABI) 7682 adjustedAbi = requirer.primaryCpuAbiString; 7683 if (scannedPackage != null) { 7684 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7685 } 7686 } else { 7687 // requirer == null implies that we're updating all ABIs in the set to 7688 // match scannedPackage. 7689 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7690 } 7691 7692 for (PackageSetting ps : packagesForUser) { 7693 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7694 if (ps.primaryCpuAbiString != null) { 7695 continue; 7696 } 7697 7698 ps.primaryCpuAbiString = adjustedAbi; 7699 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7700 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7701 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7702 7703 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7704 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7705 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7706 ps.primaryCpuAbiString = null; 7707 ps.pkg.applicationInfo.primaryCpuAbi = null; 7708 return; 7709 } else { 7710 mInstaller.rmdex(ps.codePathString, 7711 getDexCodeInstructionSet(getPreferredInstructionSet())); 7712 } 7713 } 7714 } 7715 } 7716 } 7717 } 7718 7719 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7720 synchronized (mPackages) { 7721 mResolverReplaced = true; 7722 // Set up information for custom user intent resolution activity. 7723 mResolveActivity.applicationInfo = pkg.applicationInfo; 7724 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7725 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7726 mResolveActivity.processName = pkg.applicationInfo.packageName; 7727 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7728 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7729 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7730 mResolveActivity.theme = 0; 7731 mResolveActivity.exported = true; 7732 mResolveActivity.enabled = true; 7733 mResolveInfo.activityInfo = mResolveActivity; 7734 mResolveInfo.priority = 0; 7735 mResolveInfo.preferredOrder = 0; 7736 mResolveInfo.match = 0; 7737 mResolveComponentName = mCustomResolverComponentName; 7738 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7739 mResolveComponentName); 7740 } 7741 } 7742 7743 private static String calculateBundledApkRoot(final String codePathString) { 7744 final File codePath = new File(codePathString); 7745 final File codeRoot; 7746 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7747 codeRoot = Environment.getRootDirectory(); 7748 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7749 codeRoot = Environment.getOemDirectory(); 7750 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7751 codeRoot = Environment.getVendorDirectory(); 7752 } else { 7753 // Unrecognized code path; take its top real segment as the apk root: 7754 // e.g. /something/app/blah.apk => /something 7755 try { 7756 File f = codePath.getCanonicalFile(); 7757 File parent = f.getParentFile(); // non-null because codePath is a file 7758 File tmp; 7759 while ((tmp = parent.getParentFile()) != null) { 7760 f = parent; 7761 parent = tmp; 7762 } 7763 codeRoot = f; 7764 Slog.w(TAG, "Unrecognized code path " 7765 + codePath + " - using " + codeRoot); 7766 } catch (IOException e) { 7767 // Can't canonicalize the code path -- shenanigans? 7768 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7769 return Environment.getRootDirectory().getPath(); 7770 } 7771 } 7772 return codeRoot.getPath(); 7773 } 7774 7775 /** 7776 * Derive and set the location of native libraries for the given package, 7777 * which varies depending on where and how the package was installed. 7778 */ 7779 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7780 final ApplicationInfo info = pkg.applicationInfo; 7781 final String codePath = pkg.codePath; 7782 final File codeFile = new File(codePath); 7783 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7784 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7785 7786 info.nativeLibraryRootDir = null; 7787 info.nativeLibraryRootRequiresIsa = false; 7788 info.nativeLibraryDir = null; 7789 info.secondaryNativeLibraryDir = null; 7790 7791 if (isApkFile(codeFile)) { 7792 // Monolithic install 7793 if (bundledApp) { 7794 // If "/system/lib64/apkname" exists, assume that is the per-package 7795 // native library directory to use; otherwise use "/system/lib/apkname". 7796 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7797 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7798 getPrimaryInstructionSet(info)); 7799 7800 // This is a bundled system app so choose the path based on the ABI. 7801 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7802 // is just the default path. 7803 final String apkName = deriveCodePathName(codePath); 7804 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7805 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7806 apkName).getAbsolutePath(); 7807 7808 if (info.secondaryCpuAbi != null) { 7809 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7810 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7811 secondaryLibDir, apkName).getAbsolutePath(); 7812 } 7813 } else if (asecApp) { 7814 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7815 .getAbsolutePath(); 7816 } else { 7817 final String apkName = deriveCodePathName(codePath); 7818 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7819 .getAbsolutePath(); 7820 } 7821 7822 info.nativeLibraryRootRequiresIsa = false; 7823 info.nativeLibraryDir = info.nativeLibraryRootDir; 7824 } else { 7825 // Cluster install 7826 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7827 info.nativeLibraryRootRequiresIsa = true; 7828 7829 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7830 getPrimaryInstructionSet(info)).getAbsolutePath(); 7831 7832 if (info.secondaryCpuAbi != null) { 7833 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7834 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7835 } 7836 } 7837 } 7838 7839 /** 7840 * Calculate the abis and roots for a bundled app. These can uniquely 7841 * be determined from the contents of the system partition, i.e whether 7842 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7843 * of this information, and instead assume that the system was built 7844 * sensibly. 7845 */ 7846 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7847 PackageSetting pkgSetting) { 7848 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7849 7850 // If "/system/lib64/apkname" exists, assume that is the per-package 7851 // native library directory to use; otherwise use "/system/lib/apkname". 7852 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7853 setBundledAppAbi(pkg, apkRoot, apkName); 7854 // pkgSetting might be null during rescan following uninstall of updates 7855 // to a bundled app, so accommodate that possibility. The settings in 7856 // that case will be established later from the parsed package. 7857 // 7858 // If the settings aren't null, sync them up with what we've just derived. 7859 // note that apkRoot isn't stored in the package settings. 7860 if (pkgSetting != null) { 7861 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7862 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7863 } 7864 } 7865 7866 /** 7867 * Deduces the ABI of a bundled app and sets the relevant fields on the 7868 * parsed pkg object. 7869 * 7870 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7871 * under which system libraries are installed. 7872 * @param apkName the name of the installed package. 7873 */ 7874 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7875 final File codeFile = new File(pkg.codePath); 7876 7877 final boolean has64BitLibs; 7878 final boolean has32BitLibs; 7879 if (isApkFile(codeFile)) { 7880 // Monolithic install 7881 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7882 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7883 } else { 7884 // Cluster install 7885 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7886 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7887 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7888 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7889 has64BitLibs = (new File(rootDir, isa)).exists(); 7890 } else { 7891 has64BitLibs = false; 7892 } 7893 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7894 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7895 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7896 has32BitLibs = (new File(rootDir, isa)).exists(); 7897 } else { 7898 has32BitLibs = false; 7899 } 7900 } 7901 7902 if (has64BitLibs && !has32BitLibs) { 7903 // The package has 64 bit libs, but not 32 bit libs. Its primary 7904 // ABI should be 64 bit. We can safely assume here that the bundled 7905 // native libraries correspond to the most preferred ABI in the list. 7906 7907 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7908 pkg.applicationInfo.secondaryCpuAbi = null; 7909 } else if (has32BitLibs && !has64BitLibs) { 7910 // The package has 32 bit libs but not 64 bit libs. Its primary 7911 // ABI should be 32 bit. 7912 7913 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7914 pkg.applicationInfo.secondaryCpuAbi = null; 7915 } else if (has32BitLibs && has64BitLibs) { 7916 // The application has both 64 and 32 bit bundled libraries. We check 7917 // here that the app declares multiArch support, and warn if it doesn't. 7918 // 7919 // We will be lenient here and record both ABIs. The primary will be the 7920 // ABI that's higher on the list, i.e, a device that's configured to prefer 7921 // 64 bit apps will see a 64 bit primary ABI, 7922 7923 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7924 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7925 } 7926 7927 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7928 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7929 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7930 } else { 7931 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7932 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7933 } 7934 } else { 7935 pkg.applicationInfo.primaryCpuAbi = null; 7936 pkg.applicationInfo.secondaryCpuAbi = null; 7937 } 7938 } 7939 7940 private void killApplication(String pkgName, int appId, String reason) { 7941 // Request the ActivityManager to kill the process(only for existing packages) 7942 // so that we do not end up in a confused state while the user is still using the older 7943 // version of the application while the new one gets installed. 7944 IActivityManager am = ActivityManagerNative.getDefault(); 7945 if (am != null) { 7946 try { 7947 am.killApplicationWithAppId(pkgName, appId, reason); 7948 } catch (RemoteException e) { 7949 } 7950 } 7951 } 7952 7953 void removePackageLI(PackageSetting ps, boolean chatty) { 7954 if (DEBUG_INSTALL) { 7955 if (chatty) 7956 Log.d(TAG, "Removing package " + ps.name); 7957 } 7958 7959 // writer 7960 synchronized (mPackages) { 7961 mPackages.remove(ps.name); 7962 final PackageParser.Package pkg = ps.pkg; 7963 if (pkg != null) { 7964 cleanPackageDataStructuresLILPw(pkg, chatty); 7965 } 7966 } 7967 } 7968 7969 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7970 if (DEBUG_INSTALL) { 7971 if (chatty) 7972 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7973 } 7974 7975 // writer 7976 synchronized (mPackages) { 7977 mPackages.remove(pkg.applicationInfo.packageName); 7978 cleanPackageDataStructuresLILPw(pkg, chatty); 7979 } 7980 } 7981 7982 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7983 int N = pkg.providers.size(); 7984 StringBuilder r = null; 7985 int i; 7986 for (i=0; i<N; i++) { 7987 PackageParser.Provider p = pkg.providers.get(i); 7988 mProviders.removeProvider(p); 7989 if (p.info.authority == null) { 7990 7991 /* There was another ContentProvider with this authority when 7992 * this app was installed so this authority is null, 7993 * Ignore it as we don't have to unregister the provider. 7994 */ 7995 continue; 7996 } 7997 String names[] = p.info.authority.split(";"); 7998 for (int j = 0; j < names.length; j++) { 7999 if (mProvidersByAuthority.get(names[j]) == p) { 8000 mProvidersByAuthority.remove(names[j]); 8001 if (DEBUG_REMOVE) { 8002 if (chatty) 8003 Log.d(TAG, "Unregistered content provider: " + names[j] 8004 + ", className = " + p.info.name + ", isSyncable = " 8005 + p.info.isSyncable); 8006 } 8007 } 8008 } 8009 if (DEBUG_REMOVE && chatty) { 8010 if (r == null) { 8011 r = new StringBuilder(256); 8012 } else { 8013 r.append(' '); 8014 } 8015 r.append(p.info.name); 8016 } 8017 } 8018 if (r != null) { 8019 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8020 } 8021 8022 N = pkg.services.size(); 8023 r = null; 8024 for (i=0; i<N; i++) { 8025 PackageParser.Service s = pkg.services.get(i); 8026 mServices.removeService(s); 8027 if (chatty) { 8028 if (r == null) { 8029 r = new StringBuilder(256); 8030 } else { 8031 r.append(' '); 8032 } 8033 r.append(s.info.name); 8034 } 8035 } 8036 if (r != null) { 8037 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8038 } 8039 8040 N = pkg.receivers.size(); 8041 r = null; 8042 for (i=0; i<N; i++) { 8043 PackageParser.Activity a = pkg.receivers.get(i); 8044 mReceivers.removeActivity(a, "receiver"); 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, " Receivers: " + r); 8056 } 8057 8058 N = pkg.activities.size(); 8059 r = null; 8060 for (i=0; i<N; i++) { 8061 PackageParser.Activity a = pkg.activities.get(i); 8062 mActivities.removeActivity(a, "activity"); 8063 if (DEBUG_REMOVE && chatty) { 8064 if (r == null) { 8065 r = new StringBuilder(256); 8066 } else { 8067 r.append(' '); 8068 } 8069 r.append(a.info.name); 8070 } 8071 } 8072 if (r != null) { 8073 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8074 } 8075 8076 N = pkg.permissions.size(); 8077 r = null; 8078 for (i=0; i<N; i++) { 8079 PackageParser.Permission p = pkg.permissions.get(i); 8080 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8081 if (bp == null) { 8082 bp = mSettings.mPermissionTrees.get(p.info.name); 8083 } 8084 if (bp != null && bp.perm == p) { 8085 bp.perm = null; 8086 if (DEBUG_REMOVE && chatty) { 8087 if (r == null) { 8088 r = new StringBuilder(256); 8089 } else { 8090 r.append(' '); 8091 } 8092 r.append(p.info.name); 8093 } 8094 } 8095 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8096 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8097 if (appOpPerms != null) { 8098 appOpPerms.remove(pkg.packageName); 8099 } 8100 } 8101 } 8102 if (r != null) { 8103 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8104 } 8105 8106 N = pkg.requestedPermissions.size(); 8107 r = null; 8108 for (i=0; i<N; i++) { 8109 String perm = pkg.requestedPermissions.get(i); 8110 BasePermission bp = mSettings.mPermissions.get(perm); 8111 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8112 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8113 if (appOpPerms != null) { 8114 appOpPerms.remove(pkg.packageName); 8115 if (appOpPerms.isEmpty()) { 8116 mAppOpPermissionPackages.remove(perm); 8117 } 8118 } 8119 } 8120 } 8121 if (r != null) { 8122 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8123 } 8124 8125 N = pkg.instrumentation.size(); 8126 r = null; 8127 for (i=0; i<N; i++) { 8128 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8129 mInstrumentation.remove(a.getComponentName()); 8130 if (DEBUG_REMOVE && chatty) { 8131 if (r == null) { 8132 r = new StringBuilder(256); 8133 } else { 8134 r.append(' '); 8135 } 8136 r.append(a.info.name); 8137 } 8138 } 8139 if (r != null) { 8140 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8141 } 8142 8143 r = null; 8144 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8145 // Only system apps can hold shared libraries. 8146 if (pkg.libraryNames != null) { 8147 for (i=0; i<pkg.libraryNames.size(); i++) { 8148 String name = pkg.libraryNames.get(i); 8149 SharedLibraryEntry cur = mSharedLibraries.get(name); 8150 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8151 mSharedLibraries.remove(name); 8152 if (DEBUG_REMOVE && chatty) { 8153 if (r == null) { 8154 r = new StringBuilder(256); 8155 } else { 8156 r.append(' '); 8157 } 8158 r.append(name); 8159 } 8160 } 8161 } 8162 } 8163 } 8164 if (r != null) { 8165 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8166 } 8167 } 8168 8169 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8170 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8171 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8172 return true; 8173 } 8174 } 8175 return false; 8176 } 8177 8178 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8179 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8180 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8181 8182 private void updatePermissionsLPw(String changingPkg, 8183 PackageParser.Package pkgInfo, int flags) { 8184 // Make sure there are no dangling permission trees. 8185 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8186 while (it.hasNext()) { 8187 final BasePermission bp = it.next(); 8188 if (bp.packageSetting == null) { 8189 // We may not yet have parsed the package, so just see if 8190 // we still know about its settings. 8191 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8192 } 8193 if (bp.packageSetting == null) { 8194 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8195 + " from package " + bp.sourcePackage); 8196 it.remove(); 8197 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8198 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8199 Slog.i(TAG, "Removing old permission tree: " + bp.name 8200 + " from package " + bp.sourcePackage); 8201 flags |= UPDATE_PERMISSIONS_ALL; 8202 it.remove(); 8203 } 8204 } 8205 } 8206 8207 // Make sure all dynamic permissions have been assigned to a package, 8208 // and make sure there are no dangling permissions. 8209 it = mSettings.mPermissions.values().iterator(); 8210 while (it.hasNext()) { 8211 final BasePermission bp = it.next(); 8212 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8213 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8214 + bp.name + " pkg=" + bp.sourcePackage 8215 + " info=" + bp.pendingInfo); 8216 if (bp.packageSetting == null && bp.pendingInfo != null) { 8217 final BasePermission tree = findPermissionTreeLP(bp.name); 8218 if (tree != null && tree.perm != null) { 8219 bp.packageSetting = tree.packageSetting; 8220 bp.perm = new PackageParser.Permission(tree.perm.owner, 8221 new PermissionInfo(bp.pendingInfo)); 8222 bp.perm.info.packageName = tree.perm.info.packageName; 8223 bp.perm.info.name = bp.name; 8224 bp.uid = tree.uid; 8225 } 8226 } 8227 } 8228 if (bp.packageSetting == null) { 8229 // We may not yet have parsed the package, so just see if 8230 // we still know about its settings. 8231 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8232 } 8233 if (bp.packageSetting == null) { 8234 Slog.w(TAG, "Removing dangling permission: " + bp.name 8235 + " from package " + bp.sourcePackage); 8236 it.remove(); 8237 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8238 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8239 Slog.i(TAG, "Removing old permission: " + bp.name 8240 + " from package " + bp.sourcePackage); 8241 flags |= UPDATE_PERMISSIONS_ALL; 8242 it.remove(); 8243 } 8244 } 8245 } 8246 8247 // Now update the permissions for all packages, in particular 8248 // replace the granted permissions of the system packages. 8249 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8250 for (PackageParser.Package pkg : mPackages.values()) { 8251 if (pkg != pkgInfo) { 8252 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8253 changingPkg); 8254 } 8255 } 8256 } 8257 8258 if (pkgInfo != null) { 8259 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8260 } 8261 } 8262 8263 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8264 String packageOfInterest) { 8265 // IMPORTANT: There are two types of permissions: install and runtime. 8266 // Install time permissions are granted when the app is installed to 8267 // all device users and users added in the future. Runtime permissions 8268 // are granted at runtime explicitly to specific users. Normal and signature 8269 // protected permissions are install time permissions. Dangerous permissions 8270 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8271 // otherwise they are runtime permissions. This function does not manage 8272 // runtime permissions except for the case an app targeting Lollipop MR1 8273 // being upgraded to target a newer SDK, in which case dangerous permissions 8274 // are transformed from install time to runtime ones. 8275 8276 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8277 if (ps == null) { 8278 return; 8279 } 8280 8281 PermissionsState permissionsState = ps.getPermissionsState(); 8282 PermissionsState origPermissions = permissionsState; 8283 8284 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8285 8286 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8287 8288 boolean changedInstallPermission = false; 8289 8290 if (replace) { 8291 ps.installPermissionsFixed = false; 8292 if (!ps.isSharedUser()) { 8293 origPermissions = new PermissionsState(permissionsState); 8294 permissionsState.reset(); 8295 } 8296 } 8297 8298 permissionsState.setGlobalGids(mGlobalGids); 8299 8300 final int N = pkg.requestedPermissions.size(); 8301 for (int i=0; i<N; i++) { 8302 final String name = pkg.requestedPermissions.get(i); 8303 final BasePermission bp = mSettings.mPermissions.get(name); 8304 8305 if (DEBUG_INSTALL) { 8306 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8307 } 8308 8309 if (bp == null || bp.packageSetting == null) { 8310 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8311 Slog.w(TAG, "Unknown permission " + name 8312 + " in package " + pkg.packageName); 8313 } 8314 continue; 8315 } 8316 8317 final String perm = bp.name; 8318 boolean allowedSig = false; 8319 int grant = GRANT_DENIED; 8320 8321 // Keep track of app op permissions. 8322 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8323 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8324 if (pkgs == null) { 8325 pkgs = new ArraySet<>(); 8326 mAppOpPermissionPackages.put(bp.name, pkgs); 8327 } 8328 pkgs.add(pkg.packageName); 8329 } 8330 8331 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8332 switch (level) { 8333 case PermissionInfo.PROTECTION_NORMAL: { 8334 // For all apps normal permissions are install time ones. 8335 grant = GRANT_INSTALL; 8336 } break; 8337 8338 case PermissionInfo.PROTECTION_DANGEROUS: { 8339 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8340 // For legacy apps dangerous permissions are install time ones. 8341 grant = GRANT_INSTALL_LEGACY; 8342 } else if (origPermissions.hasInstallPermission(bp.name)) { 8343 // For legacy apps that became modern, install becomes runtime. 8344 grant = GRANT_UPGRADE; 8345 } else { 8346 // For modern apps keep runtime permissions unchanged. 8347 grant = GRANT_RUNTIME; 8348 } 8349 } break; 8350 8351 case PermissionInfo.PROTECTION_SIGNATURE: { 8352 // For all apps signature permissions are install time ones. 8353 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8354 if (allowedSig) { 8355 grant = GRANT_INSTALL; 8356 } 8357 } break; 8358 } 8359 8360 if (DEBUG_INSTALL) { 8361 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8362 } 8363 8364 if (grant != GRANT_DENIED) { 8365 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8366 // If this is an existing, non-system package, then 8367 // we can't add any new permissions to it. 8368 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8369 // Except... if this is a permission that was added 8370 // to the platform (note: need to only do this when 8371 // updating the platform). 8372 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8373 grant = GRANT_DENIED; 8374 } 8375 } 8376 } 8377 8378 switch (grant) { 8379 case GRANT_INSTALL: { 8380 // Revoke this as runtime permission to handle the case of 8381 // a runtime permission being downgraded to an install one. 8382 for (int userId : UserManagerService.getInstance().getUserIds()) { 8383 if (origPermissions.getRuntimePermissionState( 8384 bp.name, userId) != null) { 8385 // Revoke the runtime permission and clear the flags. 8386 origPermissions.revokeRuntimePermission(bp, userId); 8387 origPermissions.updatePermissionFlags(bp, userId, 8388 PackageManager.MASK_PERMISSION_FLAGS, 0); 8389 // If we revoked a permission permission, we have to write. 8390 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8391 changedRuntimePermissionUserIds, userId); 8392 } 8393 } 8394 // Grant an install permission. 8395 if (permissionsState.grantInstallPermission(bp) != 8396 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8397 changedInstallPermission = true; 8398 } 8399 } break; 8400 8401 case GRANT_INSTALL_LEGACY: { 8402 // Grant an install permission. 8403 if (permissionsState.grantInstallPermission(bp) != 8404 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8405 changedInstallPermission = true; 8406 } 8407 } break; 8408 8409 case GRANT_RUNTIME: { 8410 // Grant previously granted runtime permissions. 8411 for (int userId : UserManagerService.getInstance().getUserIds()) { 8412 PermissionState permissionState = origPermissions 8413 .getRuntimePermissionState(bp.name, userId); 8414 final int flags = permissionState != null 8415 ? permissionState.getFlags() : 0; 8416 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8417 if (permissionsState.grantRuntimePermission(bp, userId) == 8418 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8419 // If we cannot put the permission as it was, we have to write. 8420 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8421 changedRuntimePermissionUserIds, userId); 8422 } 8423 } 8424 // Propagate the permission flags. 8425 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8426 } 8427 } break; 8428 8429 case GRANT_UPGRADE: { 8430 // Grant runtime permissions for a previously held install permission. 8431 PermissionState permissionState = origPermissions 8432 .getInstallPermissionState(bp.name); 8433 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8434 8435 if (origPermissions.revokeInstallPermission(bp) 8436 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8437 // We will be transferring the permission flags, so clear them. 8438 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8439 PackageManager.MASK_PERMISSION_FLAGS, 0); 8440 changedInstallPermission = true; 8441 } 8442 8443 // If the permission is not to be promoted to runtime we ignore it and 8444 // also its other flags as they are not applicable to install permissions. 8445 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8446 for (int userId : currentUserIds) { 8447 if (permissionsState.grantRuntimePermission(bp, userId) != 8448 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8449 // Transfer the permission flags. 8450 permissionsState.updatePermissionFlags(bp, userId, 8451 flags, flags); 8452 // If we granted the permission, we have to write. 8453 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8454 changedRuntimePermissionUserIds, userId); 8455 } 8456 } 8457 } 8458 } break; 8459 8460 default: { 8461 if (packageOfInterest == null 8462 || packageOfInterest.equals(pkg.packageName)) { 8463 Slog.w(TAG, "Not granting permission " + perm 8464 + " to package " + pkg.packageName 8465 + " because it was previously installed without"); 8466 } 8467 } break; 8468 } 8469 } else { 8470 if (permissionsState.revokeInstallPermission(bp) != 8471 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8472 // Also drop the permission flags. 8473 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8474 PackageManager.MASK_PERMISSION_FLAGS, 0); 8475 changedInstallPermission = true; 8476 Slog.i(TAG, "Un-granting permission " + perm 8477 + " from package " + pkg.packageName 8478 + " (protectionLevel=" + bp.protectionLevel 8479 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8480 + ")"); 8481 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8482 // Don't print warning for app op permissions, since it is fine for them 8483 // not to be granted, there is a UI for the user to decide. 8484 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8485 Slog.w(TAG, "Not granting permission " + perm 8486 + " to package " + pkg.packageName 8487 + " (protectionLevel=" + bp.protectionLevel 8488 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8489 + ")"); 8490 } 8491 } 8492 } 8493 } 8494 8495 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8496 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8497 // This is the first that we have heard about this package, so the 8498 // permissions we have now selected are fixed until explicitly 8499 // changed. 8500 ps.installPermissionsFixed = true; 8501 } 8502 8503 // Persist the runtime permissions state for users with changes. 8504 for (int userId : changedRuntimePermissionUserIds) { 8505 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8506 } 8507 } 8508 8509 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8510 boolean allowed = false; 8511 final int NP = PackageParser.NEW_PERMISSIONS.length; 8512 for (int ip=0; ip<NP; ip++) { 8513 final PackageParser.NewPermissionInfo npi 8514 = PackageParser.NEW_PERMISSIONS[ip]; 8515 if (npi.name.equals(perm) 8516 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8517 allowed = true; 8518 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8519 + pkg.packageName); 8520 break; 8521 } 8522 } 8523 return allowed; 8524 } 8525 8526 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8527 BasePermission bp, PermissionsState origPermissions) { 8528 boolean allowed; 8529 allowed = (compareSignatures( 8530 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8531 == PackageManager.SIGNATURE_MATCH) 8532 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8533 == PackageManager.SIGNATURE_MATCH); 8534 if (!allowed && (bp.protectionLevel 8535 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8536 if (isSystemApp(pkg)) { 8537 // For updated system applications, a system permission 8538 // is granted only if it had been defined by the original application. 8539 if (pkg.isUpdatedSystemApp()) { 8540 final PackageSetting sysPs = mSettings 8541 .getDisabledSystemPkgLPr(pkg.packageName); 8542 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8543 // If the original was granted this permission, we take 8544 // that grant decision as read and propagate it to the 8545 // update. 8546 if (sysPs.isPrivileged()) { 8547 allowed = true; 8548 } 8549 } else { 8550 // The system apk may have been updated with an older 8551 // version of the one on the data partition, but which 8552 // granted a new system permission that it didn't have 8553 // before. In this case we do want to allow the app to 8554 // now get the new permission if the ancestral apk is 8555 // privileged to get it. 8556 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8557 for (int j=0; 8558 j<sysPs.pkg.requestedPermissions.size(); j++) { 8559 if (perm.equals( 8560 sysPs.pkg.requestedPermissions.get(j))) { 8561 allowed = true; 8562 break; 8563 } 8564 } 8565 } 8566 } 8567 } else { 8568 allowed = isPrivilegedApp(pkg); 8569 } 8570 } 8571 } 8572 if (!allowed) { 8573 if (!allowed && (bp.protectionLevel 8574 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8575 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8576 // If this was a previously normal/dangerous permission that got moved 8577 // to a system permission as part of the runtime permission redesign, then 8578 // we still want to blindly grant it to old apps. 8579 allowed = true; 8580 } 8581 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8582 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8583 // If this permission is to be granted to the system installer and 8584 // this app is an installer, then it gets the permission. 8585 allowed = true; 8586 } 8587 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8588 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8589 // If this permission is to be granted to the system verifier and 8590 // this app is a verifier, then it gets the permission. 8591 allowed = true; 8592 } 8593 if (!allowed && (bp.protectionLevel 8594 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8595 && isSystemApp(pkg)) { 8596 // Any pre-installed system app is allowed to get this permission. 8597 allowed = true; 8598 } 8599 if (!allowed && (bp.protectionLevel 8600 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8601 // For development permissions, a development permission 8602 // is granted only if it was already granted. 8603 allowed = origPermissions.hasInstallPermission(perm); 8604 } 8605 } 8606 return allowed; 8607 } 8608 8609 final class ActivityIntentResolver 8610 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8611 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8612 boolean defaultOnly, int userId) { 8613 if (!sUserManager.exists(userId)) return null; 8614 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8615 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8616 } 8617 8618 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8619 int userId) { 8620 if (!sUserManager.exists(userId)) return null; 8621 mFlags = flags; 8622 return super.queryIntent(intent, resolvedType, 8623 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8624 } 8625 8626 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8627 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8628 if (!sUserManager.exists(userId)) return null; 8629 if (packageActivities == null) { 8630 return null; 8631 } 8632 mFlags = flags; 8633 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8634 final int N = packageActivities.size(); 8635 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8636 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8637 8638 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8639 for (int i = 0; i < N; ++i) { 8640 intentFilters = packageActivities.get(i).intents; 8641 if (intentFilters != null && intentFilters.size() > 0) { 8642 PackageParser.ActivityIntentInfo[] array = 8643 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8644 intentFilters.toArray(array); 8645 listCut.add(array); 8646 } 8647 } 8648 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8649 } 8650 8651 public final void addActivity(PackageParser.Activity a, String type) { 8652 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8653 mActivities.put(a.getComponentName(), a); 8654 if (DEBUG_SHOW_INFO) 8655 Log.v( 8656 TAG, " " + type + " " + 8657 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8658 if (DEBUG_SHOW_INFO) 8659 Log.v(TAG, " Class=" + a.info.name); 8660 final int NI = a.intents.size(); 8661 for (int j=0; j<NI; j++) { 8662 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8663 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8664 intent.setPriority(0); 8665 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8666 + a.className + " with priority > 0, forcing to 0"); 8667 } 8668 if (DEBUG_SHOW_INFO) { 8669 Log.v(TAG, " IntentFilter:"); 8670 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8671 } 8672 if (!intent.debugCheck()) { 8673 Log.w(TAG, "==> For Activity " + a.info.name); 8674 } 8675 addFilter(intent); 8676 } 8677 } 8678 8679 public final void removeActivity(PackageParser.Activity a, String type) { 8680 mActivities.remove(a.getComponentName()); 8681 if (DEBUG_SHOW_INFO) { 8682 Log.v(TAG, " " + type + " " 8683 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8684 : a.info.name) + ":"); 8685 Log.v(TAG, " Class=" + a.info.name); 8686 } 8687 final int NI = a.intents.size(); 8688 for (int j=0; j<NI; j++) { 8689 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8690 if (DEBUG_SHOW_INFO) { 8691 Log.v(TAG, " IntentFilter:"); 8692 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8693 } 8694 removeFilter(intent); 8695 } 8696 } 8697 8698 @Override 8699 protected boolean allowFilterResult( 8700 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8701 ActivityInfo filterAi = filter.activity.info; 8702 for (int i=dest.size()-1; i>=0; i--) { 8703 ActivityInfo destAi = dest.get(i).activityInfo; 8704 if (destAi.name == filterAi.name 8705 && destAi.packageName == filterAi.packageName) { 8706 return false; 8707 } 8708 } 8709 return true; 8710 } 8711 8712 @Override 8713 protected ActivityIntentInfo[] newArray(int size) { 8714 return new ActivityIntentInfo[size]; 8715 } 8716 8717 @Override 8718 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8719 if (!sUserManager.exists(userId)) return true; 8720 PackageParser.Package p = filter.activity.owner; 8721 if (p != null) { 8722 PackageSetting ps = (PackageSetting)p.mExtras; 8723 if (ps != null) { 8724 // System apps are never considered stopped for purposes of 8725 // filtering, because there may be no way for the user to 8726 // actually re-launch them. 8727 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8728 && ps.getStopped(userId); 8729 } 8730 } 8731 return false; 8732 } 8733 8734 @Override 8735 protected boolean isPackageForFilter(String packageName, 8736 PackageParser.ActivityIntentInfo info) { 8737 return packageName.equals(info.activity.owner.packageName); 8738 } 8739 8740 @Override 8741 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8742 int match, int userId) { 8743 if (!sUserManager.exists(userId)) return null; 8744 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8745 return null; 8746 } 8747 final PackageParser.Activity activity = info.activity; 8748 if (mSafeMode && (activity.info.applicationInfo.flags 8749 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8750 return null; 8751 } 8752 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8753 if (ps == null) { 8754 return null; 8755 } 8756 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8757 ps.readUserState(userId), userId); 8758 if (ai == null) { 8759 return null; 8760 } 8761 final ResolveInfo res = new ResolveInfo(); 8762 res.activityInfo = ai; 8763 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8764 res.filter = info; 8765 } 8766 if (info != null) { 8767 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8768 } 8769 res.priority = info.getPriority(); 8770 res.preferredOrder = activity.owner.mPreferredOrder; 8771 //System.out.println("Result: " + res.activityInfo.className + 8772 // " = " + res.priority); 8773 res.match = match; 8774 res.isDefault = info.hasDefault; 8775 res.labelRes = info.labelRes; 8776 res.nonLocalizedLabel = info.nonLocalizedLabel; 8777 if (userNeedsBadging(userId)) { 8778 res.noResourceId = true; 8779 } else { 8780 res.icon = info.icon; 8781 } 8782 res.iconResourceId = info.icon; 8783 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8784 return res; 8785 } 8786 8787 @Override 8788 protected void sortResults(List<ResolveInfo> results) { 8789 Collections.sort(results, mResolvePrioritySorter); 8790 } 8791 8792 @Override 8793 protected void dumpFilter(PrintWriter out, String prefix, 8794 PackageParser.ActivityIntentInfo filter) { 8795 out.print(prefix); out.print( 8796 Integer.toHexString(System.identityHashCode(filter.activity))); 8797 out.print(' '); 8798 filter.activity.printComponentShortName(out); 8799 out.print(" filter "); 8800 out.println(Integer.toHexString(System.identityHashCode(filter))); 8801 } 8802 8803 @Override 8804 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8805 return filter.activity; 8806 } 8807 8808 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8809 PackageParser.Activity activity = (PackageParser.Activity)label; 8810 out.print(prefix); out.print( 8811 Integer.toHexString(System.identityHashCode(activity))); 8812 out.print(' '); 8813 activity.printComponentShortName(out); 8814 if (count > 1) { 8815 out.print(" ("); out.print(count); out.print(" filters)"); 8816 } 8817 out.println(); 8818 } 8819 8820// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8821// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8822// final List<ResolveInfo> retList = Lists.newArrayList(); 8823// while (i.hasNext()) { 8824// final ResolveInfo resolveInfo = i.next(); 8825// if (isEnabledLP(resolveInfo.activityInfo)) { 8826// retList.add(resolveInfo); 8827// } 8828// } 8829// return retList; 8830// } 8831 8832 // Keys are String (activity class name), values are Activity. 8833 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8834 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8835 private int mFlags; 8836 } 8837 8838 private final class ServiceIntentResolver 8839 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8840 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8841 boolean defaultOnly, int userId) { 8842 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8843 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8844 } 8845 8846 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8847 int userId) { 8848 if (!sUserManager.exists(userId)) return null; 8849 mFlags = flags; 8850 return super.queryIntent(intent, resolvedType, 8851 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8852 } 8853 8854 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8855 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8856 if (!sUserManager.exists(userId)) return null; 8857 if (packageServices == null) { 8858 return null; 8859 } 8860 mFlags = flags; 8861 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8862 final int N = packageServices.size(); 8863 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8864 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8865 8866 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8867 for (int i = 0; i < N; ++i) { 8868 intentFilters = packageServices.get(i).intents; 8869 if (intentFilters != null && intentFilters.size() > 0) { 8870 PackageParser.ServiceIntentInfo[] array = 8871 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8872 intentFilters.toArray(array); 8873 listCut.add(array); 8874 } 8875 } 8876 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8877 } 8878 8879 public final void addService(PackageParser.Service s) { 8880 mServices.put(s.getComponentName(), s); 8881 if (DEBUG_SHOW_INFO) { 8882 Log.v(TAG, " " 8883 + (s.info.nonLocalizedLabel != null 8884 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8885 Log.v(TAG, " Class=" + s.info.name); 8886 } 8887 final int NI = s.intents.size(); 8888 int j; 8889 for (j=0; j<NI; j++) { 8890 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8891 if (DEBUG_SHOW_INFO) { 8892 Log.v(TAG, " IntentFilter:"); 8893 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8894 } 8895 if (!intent.debugCheck()) { 8896 Log.w(TAG, "==> For Service " + s.info.name); 8897 } 8898 addFilter(intent); 8899 } 8900 } 8901 8902 public final void removeService(PackageParser.Service s) { 8903 mServices.remove(s.getComponentName()); 8904 if (DEBUG_SHOW_INFO) { 8905 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8906 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8907 Log.v(TAG, " Class=" + s.info.name); 8908 } 8909 final int NI = s.intents.size(); 8910 int j; 8911 for (j=0; j<NI; j++) { 8912 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8913 if (DEBUG_SHOW_INFO) { 8914 Log.v(TAG, " IntentFilter:"); 8915 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8916 } 8917 removeFilter(intent); 8918 } 8919 } 8920 8921 @Override 8922 protected boolean allowFilterResult( 8923 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8924 ServiceInfo filterSi = filter.service.info; 8925 for (int i=dest.size()-1; i>=0; i--) { 8926 ServiceInfo destAi = dest.get(i).serviceInfo; 8927 if (destAi.name == filterSi.name 8928 && destAi.packageName == filterSi.packageName) { 8929 return false; 8930 } 8931 } 8932 return true; 8933 } 8934 8935 @Override 8936 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8937 return new PackageParser.ServiceIntentInfo[size]; 8938 } 8939 8940 @Override 8941 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8942 if (!sUserManager.exists(userId)) return true; 8943 PackageParser.Package p = filter.service.owner; 8944 if (p != null) { 8945 PackageSetting ps = (PackageSetting)p.mExtras; 8946 if (ps != null) { 8947 // System apps are never considered stopped for purposes of 8948 // filtering, because there may be no way for the user to 8949 // actually re-launch them. 8950 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8951 && ps.getStopped(userId); 8952 } 8953 } 8954 return false; 8955 } 8956 8957 @Override 8958 protected boolean isPackageForFilter(String packageName, 8959 PackageParser.ServiceIntentInfo info) { 8960 return packageName.equals(info.service.owner.packageName); 8961 } 8962 8963 @Override 8964 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8965 int match, int userId) { 8966 if (!sUserManager.exists(userId)) return null; 8967 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8968 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8969 return null; 8970 } 8971 final PackageParser.Service service = info.service; 8972 if (mSafeMode && (service.info.applicationInfo.flags 8973 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8974 return null; 8975 } 8976 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8977 if (ps == null) { 8978 return null; 8979 } 8980 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8981 ps.readUserState(userId), userId); 8982 if (si == null) { 8983 return null; 8984 } 8985 final ResolveInfo res = new ResolveInfo(); 8986 res.serviceInfo = si; 8987 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8988 res.filter = filter; 8989 } 8990 res.priority = info.getPriority(); 8991 res.preferredOrder = service.owner.mPreferredOrder; 8992 res.match = match; 8993 res.isDefault = info.hasDefault; 8994 res.labelRes = info.labelRes; 8995 res.nonLocalizedLabel = info.nonLocalizedLabel; 8996 res.icon = info.icon; 8997 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8998 return res; 8999 } 9000 9001 @Override 9002 protected void sortResults(List<ResolveInfo> results) { 9003 Collections.sort(results, mResolvePrioritySorter); 9004 } 9005 9006 @Override 9007 protected void dumpFilter(PrintWriter out, String prefix, 9008 PackageParser.ServiceIntentInfo filter) { 9009 out.print(prefix); out.print( 9010 Integer.toHexString(System.identityHashCode(filter.service))); 9011 out.print(' '); 9012 filter.service.printComponentShortName(out); 9013 out.print(" filter "); 9014 out.println(Integer.toHexString(System.identityHashCode(filter))); 9015 } 9016 9017 @Override 9018 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9019 return filter.service; 9020 } 9021 9022 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9023 PackageParser.Service service = (PackageParser.Service)label; 9024 out.print(prefix); out.print( 9025 Integer.toHexString(System.identityHashCode(service))); 9026 out.print(' '); 9027 service.printComponentShortName(out); 9028 if (count > 1) { 9029 out.print(" ("); out.print(count); out.print(" filters)"); 9030 } 9031 out.println(); 9032 } 9033 9034// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9035// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9036// final List<ResolveInfo> retList = Lists.newArrayList(); 9037// while (i.hasNext()) { 9038// final ResolveInfo resolveInfo = (ResolveInfo) i; 9039// if (isEnabledLP(resolveInfo.serviceInfo)) { 9040// retList.add(resolveInfo); 9041// } 9042// } 9043// return retList; 9044// } 9045 9046 // Keys are String (activity class name), values are Activity. 9047 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9048 = new ArrayMap<ComponentName, PackageParser.Service>(); 9049 private int mFlags; 9050 }; 9051 9052 private final class ProviderIntentResolver 9053 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9054 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9055 boolean defaultOnly, int userId) { 9056 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9057 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9058 } 9059 9060 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9061 int userId) { 9062 if (!sUserManager.exists(userId)) 9063 return null; 9064 mFlags = flags; 9065 return super.queryIntent(intent, resolvedType, 9066 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9067 } 9068 9069 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9070 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9071 if (!sUserManager.exists(userId)) 9072 return null; 9073 if (packageProviders == null) { 9074 return null; 9075 } 9076 mFlags = flags; 9077 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9078 final int N = packageProviders.size(); 9079 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9080 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9081 9082 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9083 for (int i = 0; i < N; ++i) { 9084 intentFilters = packageProviders.get(i).intents; 9085 if (intentFilters != null && intentFilters.size() > 0) { 9086 PackageParser.ProviderIntentInfo[] array = 9087 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9088 intentFilters.toArray(array); 9089 listCut.add(array); 9090 } 9091 } 9092 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9093 } 9094 9095 public final void addProvider(PackageParser.Provider p) { 9096 if (mProviders.containsKey(p.getComponentName())) { 9097 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9098 return; 9099 } 9100 9101 mProviders.put(p.getComponentName(), p); 9102 if (DEBUG_SHOW_INFO) { 9103 Log.v(TAG, " " 9104 + (p.info.nonLocalizedLabel != null 9105 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9106 Log.v(TAG, " Class=" + p.info.name); 9107 } 9108 final int NI = p.intents.size(); 9109 int j; 9110 for (j = 0; j < NI; j++) { 9111 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9112 if (DEBUG_SHOW_INFO) { 9113 Log.v(TAG, " IntentFilter:"); 9114 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9115 } 9116 if (!intent.debugCheck()) { 9117 Log.w(TAG, "==> For Provider " + p.info.name); 9118 } 9119 addFilter(intent); 9120 } 9121 } 9122 9123 public final void removeProvider(PackageParser.Provider p) { 9124 mProviders.remove(p.getComponentName()); 9125 if (DEBUG_SHOW_INFO) { 9126 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9127 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9128 Log.v(TAG, " Class=" + p.info.name); 9129 } 9130 final int NI = p.intents.size(); 9131 int j; 9132 for (j = 0; j < NI; j++) { 9133 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9134 if (DEBUG_SHOW_INFO) { 9135 Log.v(TAG, " IntentFilter:"); 9136 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9137 } 9138 removeFilter(intent); 9139 } 9140 } 9141 9142 @Override 9143 protected boolean allowFilterResult( 9144 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9145 ProviderInfo filterPi = filter.provider.info; 9146 for (int i = dest.size() - 1; i >= 0; i--) { 9147 ProviderInfo destPi = dest.get(i).providerInfo; 9148 if (destPi.name == filterPi.name 9149 && destPi.packageName == filterPi.packageName) { 9150 return false; 9151 } 9152 } 9153 return true; 9154 } 9155 9156 @Override 9157 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9158 return new PackageParser.ProviderIntentInfo[size]; 9159 } 9160 9161 @Override 9162 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9163 if (!sUserManager.exists(userId)) 9164 return true; 9165 PackageParser.Package p = filter.provider.owner; 9166 if (p != null) { 9167 PackageSetting ps = (PackageSetting) p.mExtras; 9168 if (ps != null) { 9169 // System apps are never considered stopped for purposes of 9170 // filtering, because there may be no way for the user to 9171 // actually re-launch them. 9172 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9173 && ps.getStopped(userId); 9174 } 9175 } 9176 return false; 9177 } 9178 9179 @Override 9180 protected boolean isPackageForFilter(String packageName, 9181 PackageParser.ProviderIntentInfo info) { 9182 return packageName.equals(info.provider.owner.packageName); 9183 } 9184 9185 @Override 9186 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9187 int match, int userId) { 9188 if (!sUserManager.exists(userId)) 9189 return null; 9190 final PackageParser.ProviderIntentInfo info = filter; 9191 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9192 return null; 9193 } 9194 final PackageParser.Provider provider = info.provider; 9195 if (mSafeMode && (provider.info.applicationInfo.flags 9196 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9197 return null; 9198 } 9199 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9200 if (ps == null) { 9201 return null; 9202 } 9203 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9204 ps.readUserState(userId), userId); 9205 if (pi == null) { 9206 return null; 9207 } 9208 final ResolveInfo res = new ResolveInfo(); 9209 res.providerInfo = pi; 9210 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9211 res.filter = filter; 9212 } 9213 res.priority = info.getPriority(); 9214 res.preferredOrder = provider.owner.mPreferredOrder; 9215 res.match = match; 9216 res.isDefault = info.hasDefault; 9217 res.labelRes = info.labelRes; 9218 res.nonLocalizedLabel = info.nonLocalizedLabel; 9219 res.icon = info.icon; 9220 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9221 return res; 9222 } 9223 9224 @Override 9225 protected void sortResults(List<ResolveInfo> results) { 9226 Collections.sort(results, mResolvePrioritySorter); 9227 } 9228 9229 @Override 9230 protected void dumpFilter(PrintWriter out, String prefix, 9231 PackageParser.ProviderIntentInfo filter) { 9232 out.print(prefix); 9233 out.print( 9234 Integer.toHexString(System.identityHashCode(filter.provider))); 9235 out.print(' '); 9236 filter.provider.printComponentShortName(out); 9237 out.print(" filter "); 9238 out.println(Integer.toHexString(System.identityHashCode(filter))); 9239 } 9240 9241 @Override 9242 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9243 return filter.provider; 9244 } 9245 9246 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9247 PackageParser.Provider provider = (PackageParser.Provider)label; 9248 out.print(prefix); out.print( 9249 Integer.toHexString(System.identityHashCode(provider))); 9250 out.print(' '); 9251 provider.printComponentShortName(out); 9252 if (count > 1) { 9253 out.print(" ("); out.print(count); out.print(" filters)"); 9254 } 9255 out.println(); 9256 } 9257 9258 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9259 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9260 private int mFlags; 9261 }; 9262 9263 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9264 new Comparator<ResolveInfo>() { 9265 public int compare(ResolveInfo r1, ResolveInfo r2) { 9266 int v1 = r1.priority; 9267 int v2 = r2.priority; 9268 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9269 if (v1 != v2) { 9270 return (v1 > v2) ? -1 : 1; 9271 } 9272 v1 = r1.preferredOrder; 9273 v2 = r2.preferredOrder; 9274 if (v1 != v2) { 9275 return (v1 > v2) ? -1 : 1; 9276 } 9277 if (r1.isDefault != r2.isDefault) { 9278 return r1.isDefault ? -1 : 1; 9279 } 9280 v1 = r1.match; 9281 v2 = r2.match; 9282 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9283 if (v1 != v2) { 9284 return (v1 > v2) ? -1 : 1; 9285 } 9286 if (r1.system != r2.system) { 9287 return r1.system ? -1 : 1; 9288 } 9289 return 0; 9290 } 9291 }; 9292 9293 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9294 new Comparator<ProviderInfo>() { 9295 public int compare(ProviderInfo p1, ProviderInfo p2) { 9296 final int v1 = p1.initOrder; 9297 final int v2 = p2.initOrder; 9298 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9299 } 9300 }; 9301 9302 final void sendPackageBroadcast(final String action, final String pkg, 9303 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9304 final int[] userIds) { 9305 mHandler.post(new Runnable() { 9306 @Override 9307 public void run() { 9308 try { 9309 final IActivityManager am = ActivityManagerNative.getDefault(); 9310 if (am == null) return; 9311 final int[] resolvedUserIds; 9312 if (userIds == null) { 9313 resolvedUserIds = am.getRunningUserIds(); 9314 } else { 9315 resolvedUserIds = userIds; 9316 } 9317 for (int id : resolvedUserIds) { 9318 final Intent intent = new Intent(action, 9319 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9320 if (extras != null) { 9321 intent.putExtras(extras); 9322 } 9323 if (targetPkg != null) { 9324 intent.setPackage(targetPkg); 9325 } 9326 // Modify the UID when posting to other users 9327 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9328 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9329 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9330 intent.putExtra(Intent.EXTRA_UID, uid); 9331 } 9332 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9333 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9334 if (DEBUG_BROADCASTS) { 9335 RuntimeException here = new RuntimeException("here"); 9336 here.fillInStackTrace(); 9337 Slog.d(TAG, "Sending to user " + id + ": " 9338 + intent.toShortString(false, true, false, false) 9339 + " " + intent.getExtras(), here); 9340 } 9341 am.broadcastIntent(null, intent, null, finishedReceiver, 9342 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9343 null, finishedReceiver != null, false, id); 9344 } 9345 } catch (RemoteException ex) { 9346 } 9347 } 9348 }); 9349 } 9350 9351 /** 9352 * Check if the external storage media is available. This is true if there 9353 * is a mounted external storage medium or if the external storage is 9354 * emulated. 9355 */ 9356 private boolean isExternalMediaAvailable() { 9357 return mMediaMounted || Environment.isExternalStorageEmulated(); 9358 } 9359 9360 @Override 9361 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9362 // writer 9363 synchronized (mPackages) { 9364 if (!isExternalMediaAvailable()) { 9365 // If the external storage is no longer mounted at this point, 9366 // the caller may not have been able to delete all of this 9367 // packages files and can not delete any more. Bail. 9368 return null; 9369 } 9370 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9371 if (lastPackage != null) { 9372 pkgs.remove(lastPackage); 9373 } 9374 if (pkgs.size() > 0) { 9375 return pkgs.get(0); 9376 } 9377 } 9378 return null; 9379 } 9380 9381 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9382 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9383 userId, andCode ? 1 : 0, packageName); 9384 if (mSystemReady) { 9385 msg.sendToTarget(); 9386 } else { 9387 if (mPostSystemReadyMessages == null) { 9388 mPostSystemReadyMessages = new ArrayList<>(); 9389 } 9390 mPostSystemReadyMessages.add(msg); 9391 } 9392 } 9393 9394 void startCleaningPackages() { 9395 // reader 9396 synchronized (mPackages) { 9397 if (!isExternalMediaAvailable()) { 9398 return; 9399 } 9400 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9401 return; 9402 } 9403 } 9404 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9405 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9406 IActivityManager am = ActivityManagerNative.getDefault(); 9407 if (am != null) { 9408 try { 9409 am.startService(null, intent, null, mContext.getOpPackageName(), 9410 UserHandle.USER_OWNER); 9411 } catch (RemoteException e) { 9412 } 9413 } 9414 } 9415 9416 @Override 9417 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9418 int installFlags, String installerPackageName, VerificationParams verificationParams, 9419 String packageAbiOverride) { 9420 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9421 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9422 } 9423 9424 @Override 9425 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9426 int installFlags, String installerPackageName, VerificationParams verificationParams, 9427 String packageAbiOverride, int userId) { 9428 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9429 9430 final int callingUid = Binder.getCallingUid(); 9431 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9432 9433 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9434 try { 9435 if (observer != null) { 9436 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9437 } 9438 } catch (RemoteException re) { 9439 } 9440 return; 9441 } 9442 9443 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9444 installFlags |= PackageManager.INSTALL_FROM_ADB; 9445 9446 } else { 9447 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9448 // about installerPackageName. 9449 9450 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9451 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9452 } 9453 9454 UserHandle user; 9455 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9456 user = UserHandle.ALL; 9457 } else { 9458 user = new UserHandle(userId); 9459 } 9460 9461 // Only system components can circumvent runtime permissions when installing. 9462 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9463 && mContext.checkCallingOrSelfPermission(Manifest.permission 9464 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9465 throw new SecurityException("You need the " 9466 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9467 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9468 } 9469 9470 verificationParams.setInstallerUid(callingUid); 9471 9472 final File originFile = new File(originPath); 9473 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9474 9475 final Message msg = mHandler.obtainMessage(INIT_COPY); 9476 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9477 null, verificationParams, user, packageAbiOverride, null); 9478 mHandler.sendMessage(msg); 9479 } 9480 9481 void installStage(String packageName, File stagedDir, String stagedCid, 9482 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9483 String installerPackageName, int installerUid, UserHandle user) { 9484 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9485 params.referrerUri, installerUid, null); 9486 verifParams.setInstallerUid(installerUid); 9487 9488 final OriginInfo origin; 9489 if (stagedDir != null) { 9490 origin = OriginInfo.fromStagedFile(stagedDir); 9491 } else { 9492 origin = OriginInfo.fromStagedContainer(stagedCid); 9493 } 9494 9495 final Message msg = mHandler.obtainMessage(INIT_COPY); 9496 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9497 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9498 params.grantedRuntimePermissions); 9499 mHandler.sendMessage(msg); 9500 } 9501 9502 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9503 Bundle extras = new Bundle(1); 9504 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9505 9506 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9507 packageName, extras, null, null, new int[] {userId}); 9508 try { 9509 IActivityManager am = ActivityManagerNative.getDefault(); 9510 final boolean isSystem = 9511 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9512 if (isSystem && am.isUserRunning(userId, false)) { 9513 // The just-installed/enabled app is bundled on the system, so presumed 9514 // to be able to run automatically without needing an explicit launch. 9515 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9516 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9517 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9518 .setPackage(packageName); 9519 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9520 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9521 } 9522 } catch (RemoteException e) { 9523 // shouldn't happen 9524 Slog.w(TAG, "Unable to bootstrap installed package", e); 9525 } 9526 } 9527 9528 @Override 9529 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9530 int userId) { 9531 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9532 PackageSetting pkgSetting; 9533 final int uid = Binder.getCallingUid(); 9534 enforceCrossUserPermission(uid, userId, true, true, 9535 "setApplicationHiddenSetting for user " + userId); 9536 9537 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9538 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9539 return false; 9540 } 9541 9542 long callingId = Binder.clearCallingIdentity(); 9543 try { 9544 boolean sendAdded = false; 9545 boolean sendRemoved = false; 9546 // writer 9547 synchronized (mPackages) { 9548 pkgSetting = mSettings.mPackages.get(packageName); 9549 if (pkgSetting == null) { 9550 return false; 9551 } 9552 if (pkgSetting.getHidden(userId) != hidden) { 9553 pkgSetting.setHidden(hidden, userId); 9554 mSettings.writePackageRestrictionsLPr(userId); 9555 if (hidden) { 9556 sendRemoved = true; 9557 } else { 9558 sendAdded = true; 9559 } 9560 } 9561 } 9562 if (sendAdded) { 9563 sendPackageAddedForUser(packageName, pkgSetting, userId); 9564 return true; 9565 } 9566 if (sendRemoved) { 9567 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9568 "hiding pkg"); 9569 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9570 } 9571 } finally { 9572 Binder.restoreCallingIdentity(callingId); 9573 } 9574 return false; 9575 } 9576 9577 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9578 int userId) { 9579 final PackageRemovedInfo info = new PackageRemovedInfo(); 9580 info.removedPackage = packageName; 9581 info.removedUsers = new int[] {userId}; 9582 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9583 info.sendBroadcast(false, false, false); 9584 } 9585 9586 /** 9587 * Returns true if application is not found or there was an error. Otherwise it returns 9588 * the hidden state of the package for the given user. 9589 */ 9590 @Override 9591 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9592 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9593 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9594 false, "getApplicationHidden for user " + userId); 9595 PackageSetting pkgSetting; 9596 long callingId = Binder.clearCallingIdentity(); 9597 try { 9598 // writer 9599 synchronized (mPackages) { 9600 pkgSetting = mSettings.mPackages.get(packageName); 9601 if (pkgSetting == null) { 9602 return true; 9603 } 9604 return pkgSetting.getHidden(userId); 9605 } 9606 } finally { 9607 Binder.restoreCallingIdentity(callingId); 9608 } 9609 } 9610 9611 /** 9612 * @hide 9613 */ 9614 @Override 9615 public int installExistingPackageAsUser(String packageName, int userId) { 9616 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9617 null); 9618 PackageSetting pkgSetting; 9619 final int uid = Binder.getCallingUid(); 9620 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9621 + userId); 9622 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9623 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9624 } 9625 9626 long callingId = Binder.clearCallingIdentity(); 9627 try { 9628 boolean sendAdded = false; 9629 9630 // writer 9631 synchronized (mPackages) { 9632 pkgSetting = mSettings.mPackages.get(packageName); 9633 if (pkgSetting == null) { 9634 return PackageManager.INSTALL_FAILED_INVALID_URI; 9635 } 9636 if (!pkgSetting.getInstalled(userId)) { 9637 pkgSetting.setInstalled(true, userId); 9638 pkgSetting.setHidden(false, userId); 9639 mSettings.writePackageRestrictionsLPr(userId); 9640 sendAdded = true; 9641 } 9642 } 9643 9644 if (sendAdded) { 9645 sendPackageAddedForUser(packageName, pkgSetting, userId); 9646 } 9647 } finally { 9648 Binder.restoreCallingIdentity(callingId); 9649 } 9650 9651 return PackageManager.INSTALL_SUCCEEDED; 9652 } 9653 9654 boolean isUserRestricted(int userId, String restrictionKey) { 9655 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9656 if (restrictions.getBoolean(restrictionKey, false)) { 9657 Log.w(TAG, "User is restricted: " + restrictionKey); 9658 return true; 9659 } 9660 return false; 9661 } 9662 9663 @Override 9664 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9665 mContext.enforceCallingOrSelfPermission( 9666 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9667 "Only package verification agents can verify applications"); 9668 9669 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9670 final PackageVerificationResponse response = new PackageVerificationResponse( 9671 verificationCode, Binder.getCallingUid()); 9672 msg.arg1 = id; 9673 msg.obj = response; 9674 mHandler.sendMessage(msg); 9675 } 9676 9677 @Override 9678 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9679 long millisecondsToDelay) { 9680 mContext.enforceCallingOrSelfPermission( 9681 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9682 "Only package verification agents can extend verification timeouts"); 9683 9684 final PackageVerificationState state = mPendingVerification.get(id); 9685 final PackageVerificationResponse response = new PackageVerificationResponse( 9686 verificationCodeAtTimeout, Binder.getCallingUid()); 9687 9688 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9689 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9690 } 9691 if (millisecondsToDelay < 0) { 9692 millisecondsToDelay = 0; 9693 } 9694 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9695 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9696 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9697 } 9698 9699 if ((state != null) && !state.timeoutExtended()) { 9700 state.extendTimeout(); 9701 9702 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9703 msg.arg1 = id; 9704 msg.obj = response; 9705 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9706 } 9707 } 9708 9709 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9710 int verificationCode, UserHandle user) { 9711 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9712 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9713 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9714 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9715 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9716 9717 mContext.sendBroadcastAsUser(intent, user, 9718 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9719 } 9720 9721 private ComponentName matchComponentForVerifier(String packageName, 9722 List<ResolveInfo> receivers) { 9723 ActivityInfo targetReceiver = null; 9724 9725 final int NR = receivers.size(); 9726 for (int i = 0; i < NR; i++) { 9727 final ResolveInfo info = receivers.get(i); 9728 if (info.activityInfo == null) { 9729 continue; 9730 } 9731 9732 if (packageName.equals(info.activityInfo.packageName)) { 9733 targetReceiver = info.activityInfo; 9734 break; 9735 } 9736 } 9737 9738 if (targetReceiver == null) { 9739 return null; 9740 } 9741 9742 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9743 } 9744 9745 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9746 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9747 if (pkgInfo.verifiers.length == 0) { 9748 return null; 9749 } 9750 9751 final int N = pkgInfo.verifiers.length; 9752 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9753 for (int i = 0; i < N; i++) { 9754 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9755 9756 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9757 receivers); 9758 if (comp == null) { 9759 continue; 9760 } 9761 9762 final int verifierUid = getUidForVerifier(verifierInfo); 9763 if (verifierUid == -1) { 9764 continue; 9765 } 9766 9767 if (DEBUG_VERIFY) { 9768 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9769 + " with the correct signature"); 9770 } 9771 sufficientVerifiers.add(comp); 9772 verificationState.addSufficientVerifier(verifierUid); 9773 } 9774 9775 return sufficientVerifiers; 9776 } 9777 9778 private int getUidForVerifier(VerifierInfo verifierInfo) { 9779 synchronized (mPackages) { 9780 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9781 if (pkg == null) { 9782 return -1; 9783 } else if (pkg.mSignatures.length != 1) { 9784 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9785 + " has more than one signature; ignoring"); 9786 return -1; 9787 } 9788 9789 /* 9790 * If the public key of the package's signature does not match 9791 * our expected public key, then this is a different package and 9792 * we should skip. 9793 */ 9794 9795 final byte[] expectedPublicKey; 9796 try { 9797 final Signature verifierSig = pkg.mSignatures[0]; 9798 final PublicKey publicKey = verifierSig.getPublicKey(); 9799 expectedPublicKey = publicKey.getEncoded(); 9800 } catch (CertificateException e) { 9801 return -1; 9802 } 9803 9804 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9805 9806 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9807 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9808 + " does not have the expected public key; ignoring"); 9809 return -1; 9810 } 9811 9812 return pkg.applicationInfo.uid; 9813 } 9814 } 9815 9816 @Override 9817 public void finishPackageInstall(int token) { 9818 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9819 9820 if (DEBUG_INSTALL) { 9821 Slog.v(TAG, "BM finishing package install for " + token); 9822 } 9823 9824 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9825 mHandler.sendMessage(msg); 9826 } 9827 9828 /** 9829 * Get the verification agent timeout. 9830 * 9831 * @return verification timeout in milliseconds 9832 */ 9833 private long getVerificationTimeout() { 9834 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9835 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9836 DEFAULT_VERIFICATION_TIMEOUT); 9837 } 9838 9839 /** 9840 * Get the default verification agent response code. 9841 * 9842 * @return default verification response code 9843 */ 9844 private int getDefaultVerificationResponse() { 9845 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9846 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9847 DEFAULT_VERIFICATION_RESPONSE); 9848 } 9849 9850 /** 9851 * Check whether or not package verification has been enabled. 9852 * 9853 * @return true if verification should be performed 9854 */ 9855 private boolean isVerificationEnabled(int userId, int installFlags) { 9856 if (!DEFAULT_VERIFY_ENABLE) { 9857 return false; 9858 } 9859 9860 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9861 9862 // Check if installing from ADB 9863 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9864 // Do not run verification in a test harness environment 9865 if (ActivityManager.isRunningInTestHarness()) { 9866 return false; 9867 } 9868 if (ensureVerifyAppsEnabled) { 9869 return true; 9870 } 9871 // Check if the developer does not want package verification for ADB installs 9872 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9873 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9874 return false; 9875 } 9876 } 9877 9878 if (ensureVerifyAppsEnabled) { 9879 return true; 9880 } 9881 9882 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9883 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9884 } 9885 9886 @Override 9887 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9888 throws RemoteException { 9889 mContext.enforceCallingOrSelfPermission( 9890 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9891 "Only intentfilter verification agents can verify applications"); 9892 9893 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9894 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9895 Binder.getCallingUid(), verificationCode, failedDomains); 9896 msg.arg1 = id; 9897 msg.obj = response; 9898 mHandler.sendMessage(msg); 9899 } 9900 9901 @Override 9902 public int getIntentVerificationStatus(String packageName, int userId) { 9903 synchronized (mPackages) { 9904 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9905 } 9906 } 9907 9908 @Override 9909 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9910 mContext.enforceCallingOrSelfPermission( 9911 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9912 9913 boolean result = false; 9914 synchronized (mPackages) { 9915 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9916 } 9917 if (result) { 9918 scheduleWritePackageRestrictionsLocked(userId); 9919 } 9920 return result; 9921 } 9922 9923 @Override 9924 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9925 synchronized (mPackages) { 9926 return mSettings.getIntentFilterVerificationsLPr(packageName); 9927 } 9928 } 9929 9930 @Override 9931 public List<IntentFilter> getAllIntentFilters(String packageName) { 9932 if (TextUtils.isEmpty(packageName)) { 9933 return Collections.<IntentFilter>emptyList(); 9934 } 9935 synchronized (mPackages) { 9936 PackageParser.Package pkg = mPackages.get(packageName); 9937 if (pkg == null || pkg.activities == null) { 9938 return Collections.<IntentFilter>emptyList(); 9939 } 9940 final int count = pkg.activities.size(); 9941 ArrayList<IntentFilter> result = new ArrayList<>(); 9942 for (int n=0; n<count; n++) { 9943 PackageParser.Activity activity = pkg.activities.get(n); 9944 if (activity.intents != null || activity.intents.size() > 0) { 9945 result.addAll(activity.intents); 9946 } 9947 } 9948 return result; 9949 } 9950 } 9951 9952 @Override 9953 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9954 mContext.enforceCallingOrSelfPermission( 9955 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9956 9957 synchronized (mPackages) { 9958 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9959 if (packageName != null) { 9960 result |= updateIntentVerificationStatus(packageName, 9961 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9962 userId); 9963 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9964 packageName, userId); 9965 } 9966 return result; 9967 } 9968 } 9969 9970 @Override 9971 public String getDefaultBrowserPackageName(int userId) { 9972 synchronized (mPackages) { 9973 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9974 } 9975 } 9976 9977 /** 9978 * Get the "allow unknown sources" setting. 9979 * 9980 * @return the current "allow unknown sources" setting 9981 */ 9982 private int getUnknownSourcesSettings() { 9983 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9984 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9985 -1); 9986 } 9987 9988 @Override 9989 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9990 final int uid = Binder.getCallingUid(); 9991 // writer 9992 synchronized (mPackages) { 9993 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9994 if (targetPackageSetting == null) { 9995 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9996 } 9997 9998 PackageSetting installerPackageSetting; 9999 if (installerPackageName != null) { 10000 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10001 if (installerPackageSetting == null) { 10002 throw new IllegalArgumentException("Unknown installer package: " 10003 + installerPackageName); 10004 } 10005 } else { 10006 installerPackageSetting = null; 10007 } 10008 10009 Signature[] callerSignature; 10010 Object obj = mSettings.getUserIdLPr(uid); 10011 if (obj != null) { 10012 if (obj instanceof SharedUserSetting) { 10013 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10014 } else if (obj instanceof PackageSetting) { 10015 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10016 } else { 10017 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10018 } 10019 } else { 10020 throw new SecurityException("Unknown calling uid " + uid); 10021 } 10022 10023 // Verify: can't set installerPackageName to a package that is 10024 // not signed with the same cert as the caller. 10025 if (installerPackageSetting != null) { 10026 if (compareSignatures(callerSignature, 10027 installerPackageSetting.signatures.mSignatures) 10028 != PackageManager.SIGNATURE_MATCH) { 10029 throw new SecurityException( 10030 "Caller does not have same cert as new installer package " 10031 + installerPackageName); 10032 } 10033 } 10034 10035 // Verify: if target already has an installer package, it must 10036 // be signed with the same cert as the caller. 10037 if (targetPackageSetting.installerPackageName != null) { 10038 PackageSetting setting = mSettings.mPackages.get( 10039 targetPackageSetting.installerPackageName); 10040 // If the currently set package isn't valid, then it's always 10041 // okay to change it. 10042 if (setting != null) { 10043 if (compareSignatures(callerSignature, 10044 setting.signatures.mSignatures) 10045 != PackageManager.SIGNATURE_MATCH) { 10046 throw new SecurityException( 10047 "Caller does not have same cert as old installer package " 10048 + targetPackageSetting.installerPackageName); 10049 } 10050 } 10051 } 10052 10053 // Okay! 10054 targetPackageSetting.installerPackageName = installerPackageName; 10055 scheduleWriteSettingsLocked(); 10056 } 10057 } 10058 10059 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10060 // Queue up an async operation since the package installation may take a little while. 10061 mHandler.post(new Runnable() { 10062 public void run() { 10063 mHandler.removeCallbacks(this); 10064 // Result object to be returned 10065 PackageInstalledInfo res = new PackageInstalledInfo(); 10066 res.returnCode = currentStatus; 10067 res.uid = -1; 10068 res.pkg = null; 10069 res.removedInfo = new PackageRemovedInfo(); 10070 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10071 args.doPreInstall(res.returnCode); 10072 synchronized (mInstallLock) { 10073 installPackageLI(args, res); 10074 } 10075 args.doPostInstall(res.returnCode, res.uid); 10076 } 10077 10078 // A restore should be performed at this point if (a) the install 10079 // succeeded, (b) the operation is not an update, and (c) the new 10080 // package has not opted out of backup participation. 10081 final boolean update = res.removedInfo.removedPackage != null; 10082 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10083 boolean doRestore = !update 10084 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10085 10086 // Set up the post-install work request bookkeeping. This will be used 10087 // and cleaned up by the post-install event handling regardless of whether 10088 // there's a restore pass performed. Token values are >= 1. 10089 int token; 10090 if (mNextInstallToken < 0) mNextInstallToken = 1; 10091 token = mNextInstallToken++; 10092 10093 PostInstallData data = new PostInstallData(args, res); 10094 mRunningInstalls.put(token, data); 10095 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10096 10097 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10098 // Pass responsibility to the Backup Manager. It will perform a 10099 // restore if appropriate, then pass responsibility back to the 10100 // Package Manager to run the post-install observer callbacks 10101 // and broadcasts. 10102 IBackupManager bm = IBackupManager.Stub.asInterface( 10103 ServiceManager.getService(Context.BACKUP_SERVICE)); 10104 if (bm != null) { 10105 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10106 + " to BM for possible restore"); 10107 try { 10108 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10109 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10110 } else { 10111 doRestore = false; 10112 } 10113 } catch (RemoteException e) { 10114 // can't happen; the backup manager is local 10115 } catch (Exception e) { 10116 Slog.e(TAG, "Exception trying to enqueue restore", e); 10117 doRestore = false; 10118 } 10119 } else { 10120 Slog.e(TAG, "Backup Manager not found!"); 10121 doRestore = false; 10122 } 10123 } 10124 10125 if (!doRestore) { 10126 // No restore possible, or the Backup Manager was mysteriously not 10127 // available -- just fire the post-install work request directly. 10128 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10129 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10130 mHandler.sendMessage(msg); 10131 } 10132 } 10133 }); 10134 } 10135 10136 private abstract class HandlerParams { 10137 private static final int MAX_RETRIES = 4; 10138 10139 /** 10140 * Number of times startCopy() has been attempted and had a non-fatal 10141 * error. 10142 */ 10143 private int mRetries = 0; 10144 10145 /** User handle for the user requesting the information or installation. */ 10146 private final UserHandle mUser; 10147 10148 HandlerParams(UserHandle user) { 10149 mUser = user; 10150 } 10151 10152 UserHandle getUser() { 10153 return mUser; 10154 } 10155 10156 final boolean startCopy() { 10157 boolean res; 10158 try { 10159 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10160 10161 if (++mRetries > MAX_RETRIES) { 10162 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10163 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10164 handleServiceError(); 10165 return false; 10166 } else { 10167 handleStartCopy(); 10168 res = true; 10169 } 10170 } catch (RemoteException e) { 10171 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10172 mHandler.sendEmptyMessage(MCS_RECONNECT); 10173 res = false; 10174 } 10175 handleReturnCode(); 10176 return res; 10177 } 10178 10179 final void serviceError() { 10180 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10181 handleServiceError(); 10182 handleReturnCode(); 10183 } 10184 10185 abstract void handleStartCopy() throws RemoteException; 10186 abstract void handleServiceError(); 10187 abstract void handleReturnCode(); 10188 } 10189 10190 class MeasureParams extends HandlerParams { 10191 private final PackageStats mStats; 10192 private boolean mSuccess; 10193 10194 private final IPackageStatsObserver mObserver; 10195 10196 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10197 super(new UserHandle(stats.userHandle)); 10198 mObserver = observer; 10199 mStats = stats; 10200 } 10201 10202 @Override 10203 public String toString() { 10204 return "MeasureParams{" 10205 + Integer.toHexString(System.identityHashCode(this)) 10206 + " " + mStats.packageName + "}"; 10207 } 10208 10209 @Override 10210 void handleStartCopy() throws RemoteException { 10211 synchronized (mInstallLock) { 10212 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10213 } 10214 10215 if (mSuccess) { 10216 final boolean mounted; 10217 if (Environment.isExternalStorageEmulated()) { 10218 mounted = true; 10219 } else { 10220 final String status = Environment.getExternalStorageState(); 10221 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10222 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10223 } 10224 10225 if (mounted) { 10226 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10227 10228 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10229 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10230 10231 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10232 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10233 10234 // Always subtract cache size, since it's a subdirectory 10235 mStats.externalDataSize -= mStats.externalCacheSize; 10236 10237 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10238 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10239 10240 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10241 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10242 } 10243 } 10244 } 10245 10246 @Override 10247 void handleReturnCode() { 10248 if (mObserver != null) { 10249 try { 10250 mObserver.onGetStatsCompleted(mStats, mSuccess); 10251 } catch (RemoteException e) { 10252 Slog.i(TAG, "Observer no longer exists."); 10253 } 10254 } 10255 } 10256 10257 @Override 10258 void handleServiceError() { 10259 Slog.e(TAG, "Could not measure application " + mStats.packageName 10260 + " external storage"); 10261 } 10262 } 10263 10264 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10265 throws RemoteException { 10266 long result = 0; 10267 for (File path : paths) { 10268 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10269 } 10270 return result; 10271 } 10272 10273 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10274 for (File path : paths) { 10275 try { 10276 mcs.clearDirectory(path.getAbsolutePath()); 10277 } catch (RemoteException e) { 10278 } 10279 } 10280 } 10281 10282 static class OriginInfo { 10283 /** 10284 * Location where install is coming from, before it has been 10285 * copied/renamed into place. This could be a single monolithic APK 10286 * file, or a cluster directory. This location may be untrusted. 10287 */ 10288 final File file; 10289 final String cid; 10290 10291 /** 10292 * Flag indicating that {@link #file} or {@link #cid} has already been 10293 * staged, meaning downstream users don't need to defensively copy the 10294 * contents. 10295 */ 10296 final boolean staged; 10297 10298 /** 10299 * Flag indicating that {@link #file} or {@link #cid} is an already 10300 * installed app that is being moved. 10301 */ 10302 final boolean existing; 10303 10304 final String resolvedPath; 10305 final File resolvedFile; 10306 10307 static OriginInfo fromNothing() { 10308 return new OriginInfo(null, null, false, false); 10309 } 10310 10311 static OriginInfo fromUntrustedFile(File file) { 10312 return new OriginInfo(file, null, false, false); 10313 } 10314 10315 static OriginInfo fromExistingFile(File file) { 10316 return new OriginInfo(file, null, false, true); 10317 } 10318 10319 static OriginInfo fromStagedFile(File file) { 10320 return new OriginInfo(file, null, true, false); 10321 } 10322 10323 static OriginInfo fromStagedContainer(String cid) { 10324 return new OriginInfo(null, cid, true, false); 10325 } 10326 10327 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10328 this.file = file; 10329 this.cid = cid; 10330 this.staged = staged; 10331 this.existing = existing; 10332 10333 if (cid != null) { 10334 resolvedPath = PackageHelper.getSdDir(cid); 10335 resolvedFile = new File(resolvedPath); 10336 } else if (file != null) { 10337 resolvedPath = file.getAbsolutePath(); 10338 resolvedFile = file; 10339 } else { 10340 resolvedPath = null; 10341 resolvedFile = null; 10342 } 10343 } 10344 } 10345 10346 class MoveInfo { 10347 final int moveId; 10348 final String fromUuid; 10349 final String toUuid; 10350 final String packageName; 10351 final String dataAppName; 10352 final int appId; 10353 final String seinfo; 10354 10355 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10356 String dataAppName, int appId, String seinfo) { 10357 this.moveId = moveId; 10358 this.fromUuid = fromUuid; 10359 this.toUuid = toUuid; 10360 this.packageName = packageName; 10361 this.dataAppName = dataAppName; 10362 this.appId = appId; 10363 this.seinfo = seinfo; 10364 } 10365 } 10366 10367 class InstallParams extends HandlerParams { 10368 final OriginInfo origin; 10369 final MoveInfo move; 10370 final IPackageInstallObserver2 observer; 10371 int installFlags; 10372 final String installerPackageName; 10373 final String volumeUuid; 10374 final VerificationParams verificationParams; 10375 private InstallArgs mArgs; 10376 private int mRet; 10377 final String packageAbiOverride; 10378 final String[] grantedRuntimePermissions; 10379 10380 10381 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10382 int installFlags, String installerPackageName, String volumeUuid, 10383 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10384 String[] grantedPermissions) { 10385 super(user); 10386 this.origin = origin; 10387 this.move = move; 10388 this.observer = observer; 10389 this.installFlags = installFlags; 10390 this.installerPackageName = installerPackageName; 10391 this.volumeUuid = volumeUuid; 10392 this.verificationParams = verificationParams; 10393 this.packageAbiOverride = packageAbiOverride; 10394 this.grantedRuntimePermissions = grantedPermissions; 10395 } 10396 10397 @Override 10398 public String toString() { 10399 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10400 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10401 } 10402 10403 public ManifestDigest getManifestDigest() { 10404 if (verificationParams == null) { 10405 return null; 10406 } 10407 return verificationParams.getManifestDigest(); 10408 } 10409 10410 private int installLocationPolicy(PackageInfoLite pkgLite) { 10411 String packageName = pkgLite.packageName; 10412 int installLocation = pkgLite.installLocation; 10413 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10414 // reader 10415 synchronized (mPackages) { 10416 PackageParser.Package pkg = mPackages.get(packageName); 10417 if (pkg != null) { 10418 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10419 // Check for downgrading. 10420 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10421 try { 10422 checkDowngrade(pkg, pkgLite); 10423 } catch (PackageManagerException e) { 10424 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10425 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10426 } 10427 } 10428 // Check for updated system application. 10429 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10430 if (onSd) { 10431 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10432 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10433 } 10434 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10435 } else { 10436 if (onSd) { 10437 // Install flag overrides everything. 10438 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10439 } 10440 // If current upgrade specifies particular preference 10441 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10442 // Application explicitly specified internal. 10443 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10444 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10445 // App explictly prefers external. Let policy decide 10446 } else { 10447 // Prefer previous location 10448 if (isExternal(pkg)) { 10449 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10450 } 10451 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10452 } 10453 } 10454 } else { 10455 // Invalid install. Return error code 10456 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10457 } 10458 } 10459 } 10460 // All the special cases have been taken care of. 10461 // Return result based on recommended install location. 10462 if (onSd) { 10463 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10464 } 10465 return pkgLite.recommendedInstallLocation; 10466 } 10467 10468 /* 10469 * Invoke remote method to get package information and install 10470 * location values. Override install location based on default 10471 * policy if needed and then create install arguments based 10472 * on the install location. 10473 */ 10474 public void handleStartCopy() throws RemoteException { 10475 int ret = PackageManager.INSTALL_SUCCEEDED; 10476 10477 // If we're already staged, we've firmly committed to an install location 10478 if (origin.staged) { 10479 if (origin.file != null) { 10480 installFlags |= PackageManager.INSTALL_INTERNAL; 10481 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10482 } else if (origin.cid != null) { 10483 installFlags |= PackageManager.INSTALL_EXTERNAL; 10484 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10485 } else { 10486 throw new IllegalStateException("Invalid stage location"); 10487 } 10488 } 10489 10490 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10491 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10492 10493 PackageInfoLite pkgLite = null; 10494 10495 if (onInt && onSd) { 10496 // Check if both bits are set. 10497 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10498 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10499 } else { 10500 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10501 packageAbiOverride); 10502 10503 /* 10504 * If we have too little free space, try to free cache 10505 * before giving up. 10506 */ 10507 if (!origin.staged && pkgLite.recommendedInstallLocation 10508 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10509 // TODO: focus freeing disk space on the target device 10510 final StorageManager storage = StorageManager.from(mContext); 10511 final long lowThreshold = storage.getStorageLowBytes( 10512 Environment.getDataDirectory()); 10513 10514 final long sizeBytes = mContainerService.calculateInstalledSize( 10515 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10516 10517 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10518 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10519 installFlags, packageAbiOverride); 10520 } 10521 10522 /* 10523 * The cache free must have deleted the file we 10524 * downloaded to install. 10525 * 10526 * TODO: fix the "freeCache" call to not delete 10527 * the file we care about. 10528 */ 10529 if (pkgLite.recommendedInstallLocation 10530 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10531 pkgLite.recommendedInstallLocation 10532 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10533 } 10534 } 10535 } 10536 10537 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10538 int loc = pkgLite.recommendedInstallLocation; 10539 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10540 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10541 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10542 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10543 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10544 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10545 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10546 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10547 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10548 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10549 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10550 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10551 } else { 10552 // Override with defaults if needed. 10553 loc = installLocationPolicy(pkgLite); 10554 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10555 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10556 } else if (!onSd && !onInt) { 10557 // Override install location with flags 10558 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10559 // Set the flag to install on external media. 10560 installFlags |= PackageManager.INSTALL_EXTERNAL; 10561 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10562 } else { 10563 // Make sure the flag for installing on external 10564 // media is unset 10565 installFlags |= PackageManager.INSTALL_INTERNAL; 10566 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10567 } 10568 } 10569 } 10570 } 10571 10572 final InstallArgs args = createInstallArgs(this); 10573 mArgs = args; 10574 10575 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10576 /* 10577 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10578 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10579 */ 10580 int userIdentifier = getUser().getIdentifier(); 10581 if (userIdentifier == UserHandle.USER_ALL 10582 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10583 userIdentifier = UserHandle.USER_OWNER; 10584 } 10585 10586 /* 10587 * Determine if we have any installed package verifiers. If we 10588 * do, then we'll defer to them to verify the packages. 10589 */ 10590 final int requiredUid = mRequiredVerifierPackage == null ? -1 10591 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10592 if (!origin.existing && requiredUid != -1 10593 && isVerificationEnabled(userIdentifier, installFlags)) { 10594 final Intent verification = new Intent( 10595 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10596 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10597 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10598 PACKAGE_MIME_TYPE); 10599 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10600 10601 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10602 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10603 0 /* TODO: Which userId? */); 10604 10605 if (DEBUG_VERIFY) { 10606 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10607 + verification.toString() + " with " + pkgLite.verifiers.length 10608 + " optional verifiers"); 10609 } 10610 10611 final int verificationId = mPendingVerificationToken++; 10612 10613 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10614 10615 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10616 installerPackageName); 10617 10618 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10619 installFlags); 10620 10621 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10622 pkgLite.packageName); 10623 10624 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10625 pkgLite.versionCode); 10626 10627 if (verificationParams != null) { 10628 if (verificationParams.getVerificationURI() != null) { 10629 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10630 verificationParams.getVerificationURI()); 10631 } 10632 if (verificationParams.getOriginatingURI() != null) { 10633 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10634 verificationParams.getOriginatingURI()); 10635 } 10636 if (verificationParams.getReferrer() != null) { 10637 verification.putExtra(Intent.EXTRA_REFERRER, 10638 verificationParams.getReferrer()); 10639 } 10640 if (verificationParams.getOriginatingUid() >= 0) { 10641 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10642 verificationParams.getOriginatingUid()); 10643 } 10644 if (verificationParams.getInstallerUid() >= 0) { 10645 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10646 verificationParams.getInstallerUid()); 10647 } 10648 } 10649 10650 final PackageVerificationState verificationState = new PackageVerificationState( 10651 requiredUid, args); 10652 10653 mPendingVerification.append(verificationId, verificationState); 10654 10655 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10656 receivers, verificationState); 10657 10658 // Apps installed for "all" users use the device owner to verify the app 10659 UserHandle verifierUser = getUser(); 10660 if (verifierUser == UserHandle.ALL) { 10661 verifierUser = UserHandle.OWNER; 10662 } 10663 10664 /* 10665 * If any sufficient verifiers were listed in the package 10666 * manifest, attempt to ask them. 10667 */ 10668 if (sufficientVerifiers != null) { 10669 final int N = sufficientVerifiers.size(); 10670 if (N == 0) { 10671 Slog.i(TAG, "Additional verifiers required, but none installed."); 10672 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10673 } else { 10674 for (int i = 0; i < N; i++) { 10675 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10676 10677 final Intent sufficientIntent = new Intent(verification); 10678 sufficientIntent.setComponent(verifierComponent); 10679 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10680 } 10681 } 10682 } 10683 10684 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10685 mRequiredVerifierPackage, receivers); 10686 if (ret == PackageManager.INSTALL_SUCCEEDED 10687 && mRequiredVerifierPackage != null) { 10688 /* 10689 * Send the intent to the required verification agent, 10690 * but only start the verification timeout after the 10691 * target BroadcastReceivers have run. 10692 */ 10693 verification.setComponent(requiredVerifierComponent); 10694 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10695 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10696 new BroadcastReceiver() { 10697 @Override 10698 public void onReceive(Context context, Intent intent) { 10699 final Message msg = mHandler 10700 .obtainMessage(CHECK_PENDING_VERIFICATION); 10701 msg.arg1 = verificationId; 10702 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10703 } 10704 }, null, 0, null, null); 10705 10706 /* 10707 * We don't want the copy to proceed until verification 10708 * succeeds, so null out this field. 10709 */ 10710 mArgs = null; 10711 } 10712 } else { 10713 /* 10714 * No package verification is enabled, so immediately start 10715 * the remote call to initiate copy using temporary file. 10716 */ 10717 ret = args.copyApk(mContainerService, true); 10718 } 10719 } 10720 10721 mRet = ret; 10722 } 10723 10724 @Override 10725 void handleReturnCode() { 10726 // If mArgs is null, then MCS couldn't be reached. When it 10727 // reconnects, it will try again to install. At that point, this 10728 // will succeed. 10729 if (mArgs != null) { 10730 processPendingInstall(mArgs, mRet); 10731 } 10732 } 10733 10734 @Override 10735 void handleServiceError() { 10736 mArgs = createInstallArgs(this); 10737 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10738 } 10739 10740 public boolean isForwardLocked() { 10741 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10742 } 10743 } 10744 10745 /** 10746 * Used during creation of InstallArgs 10747 * 10748 * @param installFlags package installation flags 10749 * @return true if should be installed on external storage 10750 */ 10751 private static boolean installOnExternalAsec(int installFlags) { 10752 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10753 return false; 10754 } 10755 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10756 return true; 10757 } 10758 return false; 10759 } 10760 10761 /** 10762 * Used during creation of InstallArgs 10763 * 10764 * @param installFlags package installation flags 10765 * @return true if should be installed as forward locked 10766 */ 10767 private static boolean installForwardLocked(int installFlags) { 10768 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10769 } 10770 10771 private InstallArgs createInstallArgs(InstallParams params) { 10772 if (params.move != null) { 10773 return new MoveInstallArgs(params); 10774 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10775 return new AsecInstallArgs(params); 10776 } else { 10777 return new FileInstallArgs(params); 10778 } 10779 } 10780 10781 /** 10782 * Create args that describe an existing installed package. Typically used 10783 * when cleaning up old installs, or used as a move source. 10784 */ 10785 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10786 String resourcePath, String[] instructionSets) { 10787 final boolean isInAsec; 10788 if (installOnExternalAsec(installFlags)) { 10789 /* Apps on SD card are always in ASEC containers. */ 10790 isInAsec = true; 10791 } else if (installForwardLocked(installFlags) 10792 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10793 /* 10794 * Forward-locked apps are only in ASEC containers if they're the 10795 * new style 10796 */ 10797 isInAsec = true; 10798 } else { 10799 isInAsec = false; 10800 } 10801 10802 if (isInAsec) { 10803 return new AsecInstallArgs(codePath, instructionSets, 10804 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10805 } else { 10806 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10807 } 10808 } 10809 10810 static abstract class InstallArgs { 10811 /** @see InstallParams#origin */ 10812 final OriginInfo origin; 10813 /** @see InstallParams#move */ 10814 final MoveInfo move; 10815 10816 final IPackageInstallObserver2 observer; 10817 // Always refers to PackageManager flags only 10818 final int installFlags; 10819 final String installerPackageName; 10820 final String volumeUuid; 10821 final ManifestDigest manifestDigest; 10822 final UserHandle user; 10823 final String abiOverride; 10824 final String[] installGrantPermissions; 10825 10826 // The list of instruction sets supported by this app. This is currently 10827 // only used during the rmdex() phase to clean up resources. We can get rid of this 10828 // if we move dex files under the common app path. 10829 /* nullable */ String[] instructionSets; 10830 10831 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10832 int installFlags, String installerPackageName, String volumeUuid, 10833 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10834 String abiOverride, String[] installGrantPermissions) { 10835 this.origin = origin; 10836 this.move = move; 10837 this.installFlags = installFlags; 10838 this.observer = observer; 10839 this.installerPackageName = installerPackageName; 10840 this.volumeUuid = volumeUuid; 10841 this.manifestDigest = manifestDigest; 10842 this.user = user; 10843 this.instructionSets = instructionSets; 10844 this.abiOverride = abiOverride; 10845 this.installGrantPermissions = installGrantPermissions; 10846 } 10847 10848 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10849 abstract int doPreInstall(int status); 10850 10851 /** 10852 * Rename package into final resting place. All paths on the given 10853 * scanned package should be updated to reflect the rename. 10854 */ 10855 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10856 abstract int doPostInstall(int status, int uid); 10857 10858 /** @see PackageSettingBase#codePathString */ 10859 abstract String getCodePath(); 10860 /** @see PackageSettingBase#resourcePathString */ 10861 abstract String getResourcePath(); 10862 10863 // Need installer lock especially for dex file removal. 10864 abstract void cleanUpResourcesLI(); 10865 abstract boolean doPostDeleteLI(boolean delete); 10866 10867 /** 10868 * Called before the source arguments are copied. This is used mostly 10869 * for MoveParams when it needs to read the source file to put it in the 10870 * destination. 10871 */ 10872 int doPreCopy() { 10873 return PackageManager.INSTALL_SUCCEEDED; 10874 } 10875 10876 /** 10877 * Called after the source arguments are copied. This is used mostly for 10878 * MoveParams when it needs to read the source file to put it in the 10879 * destination. 10880 * 10881 * @return 10882 */ 10883 int doPostCopy(int uid) { 10884 return PackageManager.INSTALL_SUCCEEDED; 10885 } 10886 10887 protected boolean isFwdLocked() { 10888 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10889 } 10890 10891 protected boolean isExternalAsec() { 10892 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10893 } 10894 10895 UserHandle getUser() { 10896 return user; 10897 } 10898 } 10899 10900 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10901 if (!allCodePaths.isEmpty()) { 10902 if (instructionSets == null) { 10903 throw new IllegalStateException("instructionSet == null"); 10904 } 10905 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10906 for (String codePath : allCodePaths) { 10907 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10908 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10909 if (retCode < 0) { 10910 Slog.w(TAG, "Couldn't remove dex file for package: " 10911 + " at location " + codePath + ", retcode=" + retCode); 10912 // we don't consider this to be a failure of the core package deletion 10913 } 10914 } 10915 } 10916 } 10917 } 10918 10919 /** 10920 * Logic to handle installation of non-ASEC applications, including copying 10921 * and renaming logic. 10922 */ 10923 class FileInstallArgs extends InstallArgs { 10924 private File codeFile; 10925 private File resourceFile; 10926 10927 // Example topology: 10928 // /data/app/com.example/base.apk 10929 // /data/app/com.example/split_foo.apk 10930 // /data/app/com.example/lib/arm/libfoo.so 10931 // /data/app/com.example/lib/arm64/libfoo.so 10932 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10933 10934 /** New install */ 10935 FileInstallArgs(InstallParams params) { 10936 super(params.origin, params.move, params.observer, params.installFlags, 10937 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10938 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10939 params.grantedRuntimePermissions); 10940 if (isFwdLocked()) { 10941 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10942 } 10943 } 10944 10945 /** Existing install */ 10946 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10947 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10948 null, null); 10949 this.codeFile = (codePath != null) ? new File(codePath) : null; 10950 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10951 } 10952 10953 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10954 if (origin.staged) { 10955 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10956 codeFile = origin.file; 10957 resourceFile = origin.file; 10958 return PackageManager.INSTALL_SUCCEEDED; 10959 } 10960 10961 try { 10962 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10963 codeFile = tempDir; 10964 resourceFile = tempDir; 10965 } catch (IOException e) { 10966 Slog.w(TAG, "Failed to create copy file: " + e); 10967 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10968 } 10969 10970 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10971 @Override 10972 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10973 if (!FileUtils.isValidExtFilename(name)) { 10974 throw new IllegalArgumentException("Invalid filename: " + name); 10975 } 10976 try { 10977 final File file = new File(codeFile, name); 10978 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10979 O_RDWR | O_CREAT, 0644); 10980 Os.chmod(file.getAbsolutePath(), 0644); 10981 return new ParcelFileDescriptor(fd); 10982 } catch (ErrnoException e) { 10983 throw new RemoteException("Failed to open: " + e.getMessage()); 10984 } 10985 } 10986 }; 10987 10988 int ret = PackageManager.INSTALL_SUCCEEDED; 10989 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10990 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10991 Slog.e(TAG, "Failed to copy package"); 10992 return ret; 10993 } 10994 10995 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10996 NativeLibraryHelper.Handle handle = null; 10997 try { 10998 handle = NativeLibraryHelper.Handle.create(codeFile); 10999 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11000 abiOverride); 11001 } catch (IOException e) { 11002 Slog.e(TAG, "Copying native libraries failed", e); 11003 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11004 } finally { 11005 IoUtils.closeQuietly(handle); 11006 } 11007 11008 return ret; 11009 } 11010 11011 int doPreInstall(int status) { 11012 if (status != PackageManager.INSTALL_SUCCEEDED) { 11013 cleanUp(); 11014 } 11015 return status; 11016 } 11017 11018 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11019 if (status != PackageManager.INSTALL_SUCCEEDED) { 11020 cleanUp(); 11021 return false; 11022 } 11023 11024 final File targetDir = codeFile.getParentFile(); 11025 final File beforeCodeFile = codeFile; 11026 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11027 11028 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11029 try { 11030 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11031 } catch (ErrnoException e) { 11032 Slog.w(TAG, "Failed to rename", e); 11033 return false; 11034 } 11035 11036 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11037 Slog.w(TAG, "Failed to restorecon"); 11038 return false; 11039 } 11040 11041 // Reflect the rename internally 11042 codeFile = afterCodeFile; 11043 resourceFile = afterCodeFile; 11044 11045 // Reflect the rename in scanned details 11046 pkg.codePath = afterCodeFile.getAbsolutePath(); 11047 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11048 pkg.baseCodePath); 11049 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11050 pkg.splitCodePaths); 11051 11052 // Reflect the rename in app info 11053 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11054 pkg.applicationInfo.setCodePath(pkg.codePath); 11055 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11056 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11057 pkg.applicationInfo.setResourcePath(pkg.codePath); 11058 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11059 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11060 11061 return true; 11062 } 11063 11064 int doPostInstall(int status, int uid) { 11065 if (status != PackageManager.INSTALL_SUCCEEDED) { 11066 cleanUp(); 11067 } 11068 return status; 11069 } 11070 11071 @Override 11072 String getCodePath() { 11073 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11074 } 11075 11076 @Override 11077 String getResourcePath() { 11078 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11079 } 11080 11081 private boolean cleanUp() { 11082 if (codeFile == null || !codeFile.exists()) { 11083 return false; 11084 } 11085 11086 if (codeFile.isDirectory()) { 11087 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11088 } else { 11089 codeFile.delete(); 11090 } 11091 11092 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11093 resourceFile.delete(); 11094 } 11095 11096 return true; 11097 } 11098 11099 void cleanUpResourcesLI() { 11100 // Try enumerating all code paths before deleting 11101 List<String> allCodePaths = Collections.EMPTY_LIST; 11102 if (codeFile != null && codeFile.exists()) { 11103 try { 11104 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11105 allCodePaths = pkg.getAllCodePaths(); 11106 } catch (PackageParserException e) { 11107 // Ignored; we tried our best 11108 } 11109 } 11110 11111 cleanUp(); 11112 removeDexFiles(allCodePaths, instructionSets); 11113 } 11114 11115 boolean doPostDeleteLI(boolean delete) { 11116 // XXX err, shouldn't we respect the delete flag? 11117 cleanUpResourcesLI(); 11118 return true; 11119 } 11120 } 11121 11122 private boolean isAsecExternal(String cid) { 11123 final String asecPath = PackageHelper.getSdFilesystem(cid); 11124 return !asecPath.startsWith(mAsecInternalPath); 11125 } 11126 11127 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11128 PackageManagerException { 11129 if (copyRet < 0) { 11130 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11131 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11132 throw new PackageManagerException(copyRet, message); 11133 } 11134 } 11135 } 11136 11137 /** 11138 * Extract the MountService "container ID" from the full code path of an 11139 * .apk. 11140 */ 11141 static String cidFromCodePath(String fullCodePath) { 11142 int eidx = fullCodePath.lastIndexOf("/"); 11143 String subStr1 = fullCodePath.substring(0, eidx); 11144 int sidx = subStr1.lastIndexOf("/"); 11145 return subStr1.substring(sidx+1, eidx); 11146 } 11147 11148 /** 11149 * Logic to handle installation of ASEC applications, including copying and 11150 * renaming logic. 11151 */ 11152 class AsecInstallArgs extends InstallArgs { 11153 static final String RES_FILE_NAME = "pkg.apk"; 11154 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11155 11156 String cid; 11157 String packagePath; 11158 String resourcePath; 11159 11160 /** New install */ 11161 AsecInstallArgs(InstallParams params) { 11162 super(params.origin, params.move, params.observer, params.installFlags, 11163 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11164 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11165 params.grantedRuntimePermissions); 11166 } 11167 11168 /** Existing install */ 11169 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11170 boolean isExternal, boolean isForwardLocked) { 11171 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11172 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11173 instructionSets, null, null); 11174 // Hackily pretend we're still looking at a full code path 11175 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11176 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11177 } 11178 11179 // Extract cid from fullCodePath 11180 int eidx = fullCodePath.lastIndexOf("/"); 11181 String subStr1 = fullCodePath.substring(0, eidx); 11182 int sidx = subStr1.lastIndexOf("/"); 11183 cid = subStr1.substring(sidx+1, eidx); 11184 setMountPath(subStr1); 11185 } 11186 11187 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11188 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11189 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11190 instructionSets, null, null); 11191 this.cid = cid; 11192 setMountPath(PackageHelper.getSdDir(cid)); 11193 } 11194 11195 void createCopyFile() { 11196 cid = mInstallerService.allocateExternalStageCidLegacy(); 11197 } 11198 11199 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11200 if (origin.staged) { 11201 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11202 cid = origin.cid; 11203 setMountPath(PackageHelper.getSdDir(cid)); 11204 return PackageManager.INSTALL_SUCCEEDED; 11205 } 11206 11207 if (temp) { 11208 createCopyFile(); 11209 } else { 11210 /* 11211 * Pre-emptively destroy the container since it's destroyed if 11212 * copying fails due to it existing anyway. 11213 */ 11214 PackageHelper.destroySdDir(cid); 11215 } 11216 11217 final String newMountPath = imcs.copyPackageToContainer( 11218 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11219 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11220 11221 if (newMountPath != null) { 11222 setMountPath(newMountPath); 11223 return PackageManager.INSTALL_SUCCEEDED; 11224 } else { 11225 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11226 } 11227 } 11228 11229 @Override 11230 String getCodePath() { 11231 return packagePath; 11232 } 11233 11234 @Override 11235 String getResourcePath() { 11236 return resourcePath; 11237 } 11238 11239 int doPreInstall(int status) { 11240 if (status != PackageManager.INSTALL_SUCCEEDED) { 11241 // Destroy container 11242 PackageHelper.destroySdDir(cid); 11243 } else { 11244 boolean mounted = PackageHelper.isContainerMounted(cid); 11245 if (!mounted) { 11246 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11247 Process.SYSTEM_UID); 11248 if (newMountPath != null) { 11249 setMountPath(newMountPath); 11250 } else { 11251 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11252 } 11253 } 11254 } 11255 return status; 11256 } 11257 11258 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11259 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11260 String newMountPath = null; 11261 if (PackageHelper.isContainerMounted(cid)) { 11262 // Unmount the container 11263 if (!PackageHelper.unMountSdDir(cid)) { 11264 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11265 return false; 11266 } 11267 } 11268 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11269 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11270 " which might be stale. Will try to clean up."); 11271 // Clean up the stale container and proceed to recreate. 11272 if (!PackageHelper.destroySdDir(newCacheId)) { 11273 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11274 return false; 11275 } 11276 // Successfully cleaned up stale container. Try to rename again. 11277 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11278 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11279 + " inspite of cleaning it up."); 11280 return false; 11281 } 11282 } 11283 if (!PackageHelper.isContainerMounted(newCacheId)) { 11284 Slog.w(TAG, "Mounting container " + newCacheId); 11285 newMountPath = PackageHelper.mountSdDir(newCacheId, 11286 getEncryptKey(), Process.SYSTEM_UID); 11287 } else { 11288 newMountPath = PackageHelper.getSdDir(newCacheId); 11289 } 11290 if (newMountPath == null) { 11291 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11292 return false; 11293 } 11294 Log.i(TAG, "Succesfully renamed " + cid + 11295 " to " + newCacheId + 11296 " at new path: " + newMountPath); 11297 cid = newCacheId; 11298 11299 final File beforeCodeFile = new File(packagePath); 11300 setMountPath(newMountPath); 11301 final File afterCodeFile = new File(packagePath); 11302 11303 // Reflect the rename in scanned details 11304 pkg.codePath = afterCodeFile.getAbsolutePath(); 11305 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11306 pkg.baseCodePath); 11307 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11308 pkg.splitCodePaths); 11309 11310 // Reflect the rename in app info 11311 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11312 pkg.applicationInfo.setCodePath(pkg.codePath); 11313 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11314 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11315 pkg.applicationInfo.setResourcePath(pkg.codePath); 11316 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11317 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11318 11319 return true; 11320 } 11321 11322 private void setMountPath(String mountPath) { 11323 final File mountFile = new File(mountPath); 11324 11325 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11326 if (monolithicFile.exists()) { 11327 packagePath = monolithicFile.getAbsolutePath(); 11328 if (isFwdLocked()) { 11329 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11330 } else { 11331 resourcePath = packagePath; 11332 } 11333 } else { 11334 packagePath = mountFile.getAbsolutePath(); 11335 resourcePath = packagePath; 11336 } 11337 } 11338 11339 int doPostInstall(int status, int uid) { 11340 if (status != PackageManager.INSTALL_SUCCEEDED) { 11341 cleanUp(); 11342 } else { 11343 final int groupOwner; 11344 final String protectedFile; 11345 if (isFwdLocked()) { 11346 groupOwner = UserHandle.getSharedAppGid(uid); 11347 protectedFile = RES_FILE_NAME; 11348 } else { 11349 groupOwner = -1; 11350 protectedFile = null; 11351 } 11352 11353 if (uid < Process.FIRST_APPLICATION_UID 11354 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11355 Slog.e(TAG, "Failed to finalize " + cid); 11356 PackageHelper.destroySdDir(cid); 11357 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11358 } 11359 11360 boolean mounted = PackageHelper.isContainerMounted(cid); 11361 if (!mounted) { 11362 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11363 } 11364 } 11365 return status; 11366 } 11367 11368 private void cleanUp() { 11369 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11370 11371 // Destroy secure container 11372 PackageHelper.destroySdDir(cid); 11373 } 11374 11375 private List<String> getAllCodePaths() { 11376 final File codeFile = new File(getCodePath()); 11377 if (codeFile != null && codeFile.exists()) { 11378 try { 11379 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11380 return pkg.getAllCodePaths(); 11381 } catch (PackageParserException e) { 11382 // Ignored; we tried our best 11383 } 11384 } 11385 return Collections.EMPTY_LIST; 11386 } 11387 11388 void cleanUpResourcesLI() { 11389 // Enumerate all code paths before deleting 11390 cleanUpResourcesLI(getAllCodePaths()); 11391 } 11392 11393 private void cleanUpResourcesLI(List<String> allCodePaths) { 11394 cleanUp(); 11395 removeDexFiles(allCodePaths, instructionSets); 11396 } 11397 11398 String getPackageName() { 11399 return getAsecPackageName(cid); 11400 } 11401 11402 boolean doPostDeleteLI(boolean delete) { 11403 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11404 final List<String> allCodePaths = getAllCodePaths(); 11405 boolean mounted = PackageHelper.isContainerMounted(cid); 11406 if (mounted) { 11407 // Unmount first 11408 if (PackageHelper.unMountSdDir(cid)) { 11409 mounted = false; 11410 } 11411 } 11412 if (!mounted && delete) { 11413 cleanUpResourcesLI(allCodePaths); 11414 } 11415 return !mounted; 11416 } 11417 11418 @Override 11419 int doPreCopy() { 11420 if (isFwdLocked()) { 11421 if (!PackageHelper.fixSdPermissions(cid, 11422 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11423 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11424 } 11425 } 11426 11427 return PackageManager.INSTALL_SUCCEEDED; 11428 } 11429 11430 @Override 11431 int doPostCopy(int uid) { 11432 if (isFwdLocked()) { 11433 if (uid < Process.FIRST_APPLICATION_UID 11434 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11435 RES_FILE_NAME)) { 11436 Slog.e(TAG, "Failed to finalize " + cid); 11437 PackageHelper.destroySdDir(cid); 11438 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11439 } 11440 } 11441 11442 return PackageManager.INSTALL_SUCCEEDED; 11443 } 11444 } 11445 11446 /** 11447 * Logic to handle movement of existing installed applications. 11448 */ 11449 class MoveInstallArgs extends InstallArgs { 11450 private File codeFile; 11451 private File resourceFile; 11452 11453 /** New install */ 11454 MoveInstallArgs(InstallParams params) { 11455 super(params.origin, params.move, params.observer, params.installFlags, 11456 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11457 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11458 params.grantedRuntimePermissions); 11459 } 11460 11461 int copyApk(IMediaContainerService imcs, boolean temp) { 11462 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11463 + move.fromUuid + " to " + move.toUuid); 11464 synchronized (mInstaller) { 11465 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11466 move.dataAppName, move.appId, move.seinfo) != 0) { 11467 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11468 } 11469 } 11470 11471 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11472 resourceFile = codeFile; 11473 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11474 11475 return PackageManager.INSTALL_SUCCEEDED; 11476 } 11477 11478 int doPreInstall(int status) { 11479 if (status != PackageManager.INSTALL_SUCCEEDED) { 11480 cleanUp(move.toUuid); 11481 } 11482 return status; 11483 } 11484 11485 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11486 if (status != PackageManager.INSTALL_SUCCEEDED) { 11487 cleanUp(move.toUuid); 11488 return false; 11489 } 11490 11491 // Reflect the move in app info 11492 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11493 pkg.applicationInfo.setCodePath(pkg.codePath); 11494 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11495 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11496 pkg.applicationInfo.setResourcePath(pkg.codePath); 11497 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11498 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11499 11500 return true; 11501 } 11502 11503 int doPostInstall(int status, int uid) { 11504 if (status == PackageManager.INSTALL_SUCCEEDED) { 11505 cleanUp(move.fromUuid); 11506 } else { 11507 cleanUp(move.toUuid); 11508 } 11509 return status; 11510 } 11511 11512 @Override 11513 String getCodePath() { 11514 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11515 } 11516 11517 @Override 11518 String getResourcePath() { 11519 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11520 } 11521 11522 private boolean cleanUp(String volumeUuid) { 11523 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11524 move.dataAppName); 11525 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11526 synchronized (mInstallLock) { 11527 // Clean up both app data and code 11528 removeDataDirsLI(volumeUuid, move.packageName); 11529 if (codeFile.isDirectory()) { 11530 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11531 } else { 11532 codeFile.delete(); 11533 } 11534 } 11535 return true; 11536 } 11537 11538 void cleanUpResourcesLI() { 11539 throw new UnsupportedOperationException(); 11540 } 11541 11542 boolean doPostDeleteLI(boolean delete) { 11543 throw new UnsupportedOperationException(); 11544 } 11545 } 11546 11547 static String getAsecPackageName(String packageCid) { 11548 int idx = packageCid.lastIndexOf("-"); 11549 if (idx == -1) { 11550 return packageCid; 11551 } 11552 return packageCid.substring(0, idx); 11553 } 11554 11555 // Utility method used to create code paths based on package name and available index. 11556 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11557 String idxStr = ""; 11558 int idx = 1; 11559 // Fall back to default value of idx=1 if prefix is not 11560 // part of oldCodePath 11561 if (oldCodePath != null) { 11562 String subStr = oldCodePath; 11563 // Drop the suffix right away 11564 if (suffix != null && subStr.endsWith(suffix)) { 11565 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11566 } 11567 // If oldCodePath already contains prefix find out the 11568 // ending index to either increment or decrement. 11569 int sidx = subStr.lastIndexOf(prefix); 11570 if (sidx != -1) { 11571 subStr = subStr.substring(sidx + prefix.length()); 11572 if (subStr != null) { 11573 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11574 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11575 } 11576 try { 11577 idx = Integer.parseInt(subStr); 11578 if (idx <= 1) { 11579 idx++; 11580 } else { 11581 idx--; 11582 } 11583 } catch(NumberFormatException e) { 11584 } 11585 } 11586 } 11587 } 11588 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11589 return prefix + idxStr; 11590 } 11591 11592 private File getNextCodePath(File targetDir, String packageName) { 11593 int suffix = 1; 11594 File result; 11595 do { 11596 result = new File(targetDir, packageName + "-" + suffix); 11597 suffix++; 11598 } while (result.exists()); 11599 return result; 11600 } 11601 11602 // Utility method that returns the relative package path with respect 11603 // to the installation directory. Like say for /data/data/com.test-1.apk 11604 // string com.test-1 is returned. 11605 static String deriveCodePathName(String codePath) { 11606 if (codePath == null) { 11607 return null; 11608 } 11609 final File codeFile = new File(codePath); 11610 final String name = codeFile.getName(); 11611 if (codeFile.isDirectory()) { 11612 return name; 11613 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11614 final int lastDot = name.lastIndexOf('.'); 11615 return name.substring(0, lastDot); 11616 } else { 11617 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11618 return null; 11619 } 11620 } 11621 11622 class PackageInstalledInfo { 11623 String name; 11624 int uid; 11625 // The set of users that originally had this package installed. 11626 int[] origUsers; 11627 // The set of users that now have this package installed. 11628 int[] newUsers; 11629 PackageParser.Package pkg; 11630 int returnCode; 11631 String returnMsg; 11632 PackageRemovedInfo removedInfo; 11633 11634 public void setError(int code, String msg) { 11635 returnCode = code; 11636 returnMsg = msg; 11637 Slog.w(TAG, msg); 11638 } 11639 11640 public void setError(String msg, PackageParserException e) { 11641 returnCode = e.error; 11642 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11643 Slog.w(TAG, msg, e); 11644 } 11645 11646 public void setError(String msg, PackageManagerException e) { 11647 returnCode = e.error; 11648 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11649 Slog.w(TAG, msg, e); 11650 } 11651 11652 // In some error cases we want to convey more info back to the observer 11653 String origPackage; 11654 String origPermission; 11655 } 11656 11657 /* 11658 * Install a non-existing package. 11659 */ 11660 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11661 UserHandle user, String installerPackageName, String volumeUuid, 11662 PackageInstalledInfo res) { 11663 // Remember this for later, in case we need to rollback this install 11664 String pkgName = pkg.packageName; 11665 11666 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11667 final boolean dataDirExists = Environment 11668 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11669 synchronized(mPackages) { 11670 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11671 // A package with the same name is already installed, though 11672 // it has been renamed to an older name. The package we 11673 // are trying to install should be installed as an update to 11674 // the existing one, but that has not been requested, so bail. 11675 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11676 + " without first uninstalling package running as " 11677 + mSettings.mRenamedPackages.get(pkgName)); 11678 return; 11679 } 11680 if (mPackages.containsKey(pkgName)) { 11681 // Don't allow installation over an existing package with the same name. 11682 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11683 + " without first uninstalling."); 11684 return; 11685 } 11686 } 11687 11688 try { 11689 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11690 System.currentTimeMillis(), user); 11691 11692 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11693 // delete the partially installed application. the data directory will have to be 11694 // restored if it was already existing 11695 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11696 // remove package from internal structures. Note that we want deletePackageX to 11697 // delete the package data and cache directories that it created in 11698 // scanPackageLocked, unless those directories existed before we even tried to 11699 // install. 11700 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11701 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11702 res.removedInfo, true); 11703 } 11704 11705 } catch (PackageManagerException e) { 11706 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11707 } 11708 } 11709 11710 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11711 // Can't rotate keys during boot or if sharedUser. 11712 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11713 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11714 return false; 11715 } 11716 // app is using upgradeKeySets; make sure all are valid 11717 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11718 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11719 for (int i = 0; i < upgradeKeySets.length; i++) { 11720 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11721 Slog.wtf(TAG, "Package " 11722 + (oldPs.name != null ? oldPs.name : "<null>") 11723 + " contains upgrade-key-set reference to unknown key-set: " 11724 + upgradeKeySets[i] 11725 + " reverting to signatures check."); 11726 return false; 11727 } 11728 } 11729 return true; 11730 } 11731 11732 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11733 // Upgrade keysets are being used. Determine if new package has a superset of the 11734 // required keys. 11735 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11736 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11737 for (int i = 0; i < upgradeKeySets.length; i++) { 11738 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11739 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11740 return true; 11741 } 11742 } 11743 return false; 11744 } 11745 11746 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11747 UserHandle user, String installerPackageName, String volumeUuid, 11748 PackageInstalledInfo res) { 11749 final PackageParser.Package oldPackage; 11750 final String pkgName = pkg.packageName; 11751 final int[] allUsers; 11752 final boolean[] perUserInstalled; 11753 final boolean weFroze; 11754 11755 // First find the old package info and check signatures 11756 synchronized(mPackages) { 11757 oldPackage = mPackages.get(pkgName); 11758 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11759 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11760 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11761 if(!checkUpgradeKeySetLP(ps, pkg)) { 11762 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11763 "New package not signed by keys specified by upgrade-keysets: " 11764 + pkgName); 11765 return; 11766 } 11767 } else { 11768 // default to original signature matching 11769 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11770 != PackageManager.SIGNATURE_MATCH) { 11771 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11772 "New package has a different signature: " + pkgName); 11773 return; 11774 } 11775 } 11776 11777 // In case of rollback, remember per-user/profile install state 11778 allUsers = sUserManager.getUserIds(); 11779 perUserInstalled = new boolean[allUsers.length]; 11780 for (int i = 0; i < allUsers.length; i++) { 11781 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11782 } 11783 11784 // Mark the app as frozen to prevent launching during the upgrade 11785 // process, and then kill all running instances 11786 if (!ps.frozen) { 11787 ps.frozen = true; 11788 weFroze = true; 11789 } else { 11790 weFroze = false; 11791 } 11792 } 11793 11794 // Now that we're guarded by frozen state, kill app during upgrade 11795 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11796 11797 try { 11798 boolean sysPkg = (isSystemApp(oldPackage)); 11799 if (sysPkg) { 11800 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11801 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11802 } else { 11803 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11804 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11805 } 11806 } finally { 11807 // Regardless of success or failure of upgrade steps above, always 11808 // unfreeze the package if we froze it 11809 if (weFroze) { 11810 unfreezePackage(pkgName); 11811 } 11812 } 11813 } 11814 11815 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11816 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11817 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11818 String volumeUuid, PackageInstalledInfo res) { 11819 String pkgName = deletedPackage.packageName; 11820 boolean deletedPkg = true; 11821 boolean updatedSettings = false; 11822 11823 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11824 + deletedPackage); 11825 long origUpdateTime; 11826 if (pkg.mExtras != null) { 11827 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11828 } else { 11829 origUpdateTime = 0; 11830 } 11831 11832 // First delete the existing package while retaining the data directory 11833 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11834 res.removedInfo, true)) { 11835 // If the existing package wasn't successfully deleted 11836 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11837 deletedPkg = false; 11838 } else { 11839 // Successfully deleted the old package; proceed with replace. 11840 11841 // If deleted package lived in a container, give users a chance to 11842 // relinquish resources before killing. 11843 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11844 if (DEBUG_INSTALL) { 11845 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11846 } 11847 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11848 final ArrayList<String> pkgList = new ArrayList<String>(1); 11849 pkgList.add(deletedPackage.applicationInfo.packageName); 11850 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11851 } 11852 11853 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11854 try { 11855 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11856 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11857 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11858 perUserInstalled, res, user); 11859 updatedSettings = true; 11860 } catch (PackageManagerException e) { 11861 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11862 } 11863 } 11864 11865 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11866 // remove package from internal structures. Note that we want deletePackageX to 11867 // delete the package data and cache directories that it created in 11868 // scanPackageLocked, unless those directories existed before we even tried to 11869 // install. 11870 if(updatedSettings) { 11871 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11872 deletePackageLI( 11873 pkgName, null, true, allUsers, perUserInstalled, 11874 PackageManager.DELETE_KEEP_DATA, 11875 res.removedInfo, true); 11876 } 11877 // Since we failed to install the new package we need to restore the old 11878 // package that we deleted. 11879 if (deletedPkg) { 11880 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11881 File restoreFile = new File(deletedPackage.codePath); 11882 // Parse old package 11883 boolean oldExternal = isExternal(deletedPackage); 11884 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11885 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11886 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11887 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11888 try { 11889 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11890 } catch (PackageManagerException e) { 11891 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11892 + e.getMessage()); 11893 return; 11894 } 11895 // Restore of old package succeeded. Update permissions. 11896 // writer 11897 synchronized (mPackages) { 11898 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11899 UPDATE_PERMISSIONS_ALL); 11900 // can downgrade to reader 11901 mSettings.writeLPr(); 11902 } 11903 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11904 } 11905 } 11906 } 11907 11908 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11909 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11910 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11911 String volumeUuid, PackageInstalledInfo res) { 11912 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11913 + ", old=" + deletedPackage); 11914 boolean disabledSystem = false; 11915 boolean updatedSettings = false; 11916 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11917 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11918 != 0) { 11919 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11920 } 11921 String packageName = deletedPackage.packageName; 11922 if (packageName == null) { 11923 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11924 "Attempt to delete null packageName."); 11925 return; 11926 } 11927 PackageParser.Package oldPkg; 11928 PackageSetting oldPkgSetting; 11929 // reader 11930 synchronized (mPackages) { 11931 oldPkg = mPackages.get(packageName); 11932 oldPkgSetting = mSettings.mPackages.get(packageName); 11933 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11934 (oldPkgSetting == null)) { 11935 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11936 "Couldn't find package:" + packageName + " information"); 11937 return; 11938 } 11939 } 11940 11941 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11942 res.removedInfo.removedPackage = packageName; 11943 // Remove existing system package 11944 removePackageLI(oldPkgSetting, true); 11945 // writer 11946 synchronized (mPackages) { 11947 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11948 if (!disabledSystem && deletedPackage != null) { 11949 // We didn't need to disable the .apk as a current system package, 11950 // which means we are replacing another update that is already 11951 // installed. We need to make sure to delete the older one's .apk. 11952 res.removedInfo.args = createInstallArgsForExisting(0, 11953 deletedPackage.applicationInfo.getCodePath(), 11954 deletedPackage.applicationInfo.getResourcePath(), 11955 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11956 } else { 11957 res.removedInfo.args = null; 11958 } 11959 } 11960 11961 // Successfully disabled the old package. Now proceed with re-installation 11962 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11963 11964 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11965 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11966 11967 PackageParser.Package newPackage = null; 11968 try { 11969 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11970 if (newPackage.mExtras != null) { 11971 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11972 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11973 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11974 11975 // is the update attempting to change shared user? that isn't going to work... 11976 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11977 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11978 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11979 + " to " + newPkgSetting.sharedUser); 11980 updatedSettings = true; 11981 } 11982 } 11983 11984 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11985 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11986 perUserInstalled, res, user); 11987 updatedSettings = true; 11988 } 11989 11990 } catch (PackageManagerException e) { 11991 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11992 } 11993 11994 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11995 // Re installation failed. Restore old information 11996 // Remove new pkg information 11997 if (newPackage != null) { 11998 removeInstalledPackageLI(newPackage, true); 11999 } 12000 // Add back the old system package 12001 try { 12002 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12003 } catch (PackageManagerException e) { 12004 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12005 } 12006 // Restore the old system information in Settings 12007 synchronized (mPackages) { 12008 if (disabledSystem) { 12009 mSettings.enableSystemPackageLPw(packageName); 12010 } 12011 if (updatedSettings) { 12012 mSettings.setInstallerPackageName(packageName, 12013 oldPkgSetting.installerPackageName); 12014 } 12015 mSettings.writeLPr(); 12016 } 12017 } 12018 } 12019 12020 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12021 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12022 UserHandle user) { 12023 String pkgName = newPackage.packageName; 12024 synchronized (mPackages) { 12025 //write settings. the installStatus will be incomplete at this stage. 12026 //note that the new package setting would have already been 12027 //added to mPackages. It hasn't been persisted yet. 12028 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12029 mSettings.writeLPr(); 12030 } 12031 12032 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12033 12034 synchronized (mPackages) { 12035 updatePermissionsLPw(newPackage.packageName, newPackage, 12036 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12037 ? UPDATE_PERMISSIONS_ALL : 0)); 12038 // For system-bundled packages, we assume that installing an upgraded version 12039 // of the package implies that the user actually wants to run that new code, 12040 // so we enable the package. 12041 PackageSetting ps = mSettings.mPackages.get(pkgName); 12042 if (ps != null) { 12043 if (isSystemApp(newPackage)) { 12044 // NB: implicit assumption that system package upgrades apply to all users 12045 if (DEBUG_INSTALL) { 12046 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12047 } 12048 if (res.origUsers != null) { 12049 for (int userHandle : res.origUsers) { 12050 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12051 userHandle, installerPackageName); 12052 } 12053 } 12054 // Also convey the prior install/uninstall state 12055 if (allUsers != null && perUserInstalled != null) { 12056 for (int i = 0; i < allUsers.length; i++) { 12057 if (DEBUG_INSTALL) { 12058 Slog.d(TAG, " user " + allUsers[i] 12059 + " => " + perUserInstalled[i]); 12060 } 12061 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12062 } 12063 // these install state changes will be persisted in the 12064 // upcoming call to mSettings.writeLPr(). 12065 } 12066 } 12067 // It's implied that when a user requests installation, they want the app to be 12068 // installed and enabled. 12069 int userId = user.getIdentifier(); 12070 if (userId != UserHandle.USER_ALL) { 12071 ps.setInstalled(true, userId); 12072 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12073 } 12074 } 12075 res.name = pkgName; 12076 res.uid = newPackage.applicationInfo.uid; 12077 res.pkg = newPackage; 12078 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12079 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12080 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12081 //to update install status 12082 mSettings.writeLPr(); 12083 } 12084 } 12085 12086 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12087 final int installFlags = args.installFlags; 12088 final String installerPackageName = args.installerPackageName; 12089 final String volumeUuid = args.volumeUuid; 12090 final File tmpPackageFile = new File(args.getCodePath()); 12091 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12092 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12093 || (args.volumeUuid != null)); 12094 boolean replace = false; 12095 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12096 if (args.move != null) { 12097 // moving a complete application; perfom an initial scan on the new install location 12098 scanFlags |= SCAN_INITIAL; 12099 } 12100 // Result object to be returned 12101 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12102 12103 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12104 // Retrieve PackageSettings and parse package 12105 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12106 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12107 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12108 PackageParser pp = new PackageParser(); 12109 pp.setSeparateProcesses(mSeparateProcesses); 12110 pp.setDisplayMetrics(mMetrics); 12111 12112 final PackageParser.Package pkg; 12113 try { 12114 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12115 } catch (PackageParserException e) { 12116 res.setError("Failed parse during installPackageLI", e); 12117 return; 12118 } 12119 12120 // Mark that we have an install time CPU ABI override. 12121 pkg.cpuAbiOverride = args.abiOverride; 12122 12123 String pkgName = res.name = pkg.packageName; 12124 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12125 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12126 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12127 return; 12128 } 12129 } 12130 12131 try { 12132 pp.collectCertificates(pkg, parseFlags); 12133 pp.collectManifestDigest(pkg); 12134 } catch (PackageParserException e) { 12135 res.setError("Failed collect during installPackageLI", e); 12136 return; 12137 } 12138 12139 /* If the installer passed in a manifest digest, compare it now. */ 12140 if (args.manifestDigest != null) { 12141 if (DEBUG_INSTALL) { 12142 final String parsedManifest = pkg.manifestDigest == null ? "null" 12143 : pkg.manifestDigest.toString(); 12144 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12145 + parsedManifest); 12146 } 12147 12148 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12149 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12150 return; 12151 } 12152 } else if (DEBUG_INSTALL) { 12153 final String parsedManifest = pkg.manifestDigest == null 12154 ? "null" : pkg.manifestDigest.toString(); 12155 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12156 } 12157 12158 // Get rid of all references to package scan path via parser. 12159 pp = null; 12160 String oldCodePath = null; 12161 boolean systemApp = false; 12162 synchronized (mPackages) { 12163 // Check if installing already existing package 12164 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12165 String oldName = mSettings.mRenamedPackages.get(pkgName); 12166 if (pkg.mOriginalPackages != null 12167 && pkg.mOriginalPackages.contains(oldName) 12168 && mPackages.containsKey(oldName)) { 12169 // This package is derived from an original package, 12170 // and this device has been updating from that original 12171 // name. We must continue using the original name, so 12172 // rename the new package here. 12173 pkg.setPackageName(oldName); 12174 pkgName = pkg.packageName; 12175 replace = true; 12176 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12177 + oldName + " pkgName=" + pkgName); 12178 } else if (mPackages.containsKey(pkgName)) { 12179 // This package, under its official name, already exists 12180 // on the device; we should replace it. 12181 replace = true; 12182 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12183 } 12184 12185 // Prevent apps opting out from runtime permissions 12186 if (replace) { 12187 PackageParser.Package oldPackage = mPackages.get(pkgName); 12188 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12189 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12190 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12191 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12192 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12193 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12194 + " doesn't support runtime permissions but the old" 12195 + " target SDK " + oldTargetSdk + " does."); 12196 return; 12197 } 12198 } 12199 } 12200 12201 PackageSetting ps = mSettings.mPackages.get(pkgName); 12202 if (ps != null) { 12203 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12204 12205 // Quick sanity check that we're signed correctly if updating; 12206 // we'll check this again later when scanning, but we want to 12207 // bail early here before tripping over redefined permissions. 12208 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12209 if (!checkUpgradeKeySetLP(ps, pkg)) { 12210 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12211 + pkg.packageName + " upgrade keys do not match the " 12212 + "previously installed version"); 12213 return; 12214 } 12215 } else { 12216 try { 12217 verifySignaturesLP(ps, pkg); 12218 } catch (PackageManagerException e) { 12219 res.setError(e.error, e.getMessage()); 12220 return; 12221 } 12222 } 12223 12224 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12225 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12226 systemApp = (ps.pkg.applicationInfo.flags & 12227 ApplicationInfo.FLAG_SYSTEM) != 0; 12228 } 12229 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12230 } 12231 12232 // Check whether the newly-scanned package wants to define an already-defined perm 12233 int N = pkg.permissions.size(); 12234 for (int i = N-1; i >= 0; i--) { 12235 PackageParser.Permission perm = pkg.permissions.get(i); 12236 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12237 if (bp != null) { 12238 // If the defining package is signed with our cert, it's okay. This 12239 // also includes the "updating the same package" case, of course. 12240 // "updating same package" could also involve key-rotation. 12241 final boolean sigsOk; 12242 if (bp.sourcePackage.equals(pkg.packageName) 12243 && (bp.packageSetting instanceof PackageSetting) 12244 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12245 scanFlags))) { 12246 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12247 } else { 12248 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12249 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12250 } 12251 if (!sigsOk) { 12252 // If the owning package is the system itself, we log but allow 12253 // install to proceed; we fail the install on all other permission 12254 // redefinitions. 12255 if (!bp.sourcePackage.equals("android")) { 12256 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12257 + pkg.packageName + " attempting to redeclare permission " 12258 + perm.info.name + " already owned by " + bp.sourcePackage); 12259 res.origPermission = perm.info.name; 12260 res.origPackage = bp.sourcePackage; 12261 return; 12262 } else { 12263 Slog.w(TAG, "Package " + pkg.packageName 12264 + " attempting to redeclare system permission " 12265 + perm.info.name + "; ignoring new declaration"); 12266 pkg.permissions.remove(i); 12267 } 12268 } 12269 } 12270 } 12271 12272 } 12273 12274 if (systemApp && onExternal) { 12275 // Disable updates to system apps on sdcard 12276 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12277 "Cannot install updates to system apps on sdcard"); 12278 return; 12279 } 12280 12281 if (args.move != null) { 12282 // We did an in-place move, so dex is ready to roll 12283 scanFlags |= SCAN_NO_DEX; 12284 scanFlags |= SCAN_MOVE; 12285 12286 synchronized (mPackages) { 12287 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12288 if (ps == null) { 12289 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12290 "Missing settings for moved package " + pkgName); 12291 } 12292 12293 // We moved the entire application as-is, so bring over the 12294 // previously derived ABI information. 12295 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12296 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12297 } 12298 12299 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12300 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12301 scanFlags |= SCAN_NO_DEX; 12302 12303 try { 12304 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12305 true /* extract libs */); 12306 } catch (PackageManagerException pme) { 12307 Slog.e(TAG, "Error deriving application ABI", pme); 12308 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12309 return; 12310 } 12311 12312 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12313 int result = mPackageDexOptimizer 12314 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12315 false /* defer */, false /* inclDependencies */); 12316 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12317 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12318 return; 12319 } 12320 } 12321 12322 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12323 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12324 return; 12325 } 12326 12327 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12328 12329 if (replace) { 12330 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12331 installerPackageName, volumeUuid, res); 12332 } else { 12333 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12334 args.user, installerPackageName, volumeUuid, res); 12335 } 12336 synchronized (mPackages) { 12337 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12338 if (ps != null) { 12339 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12340 } 12341 } 12342 } 12343 12344 private void startIntentFilterVerifications(int userId, boolean replacing, 12345 PackageParser.Package pkg) { 12346 if (mIntentFilterVerifierComponent == null) { 12347 Slog.w(TAG, "No IntentFilter verification will not be done as " 12348 + "there is no IntentFilterVerifier available!"); 12349 return; 12350 } 12351 12352 final int verifierUid = getPackageUid( 12353 mIntentFilterVerifierComponent.getPackageName(), 12354 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12355 12356 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12357 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12358 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12359 mHandler.sendMessage(msg); 12360 } 12361 12362 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12363 PackageParser.Package pkg) { 12364 int size = pkg.activities.size(); 12365 if (size == 0) { 12366 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12367 "No activity, so no need to verify any IntentFilter!"); 12368 return; 12369 } 12370 12371 final boolean hasDomainURLs = hasDomainURLs(pkg); 12372 if (!hasDomainURLs) { 12373 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12374 "No domain URLs, so no need to verify any IntentFilter!"); 12375 return; 12376 } 12377 12378 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12379 + " if any IntentFilter from the " + size 12380 + " Activities needs verification ..."); 12381 12382 int count = 0; 12383 final String packageName = pkg.packageName; 12384 12385 synchronized (mPackages) { 12386 // If this is a new install and we see that we've already run verification for this 12387 // package, we have nothing to do: it means the state was restored from backup. 12388 if (!replacing) { 12389 IntentFilterVerificationInfo ivi = 12390 mSettings.getIntentFilterVerificationLPr(packageName); 12391 if (ivi != null) { 12392 if (DEBUG_DOMAIN_VERIFICATION) { 12393 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12394 + ivi.getStatusString()); 12395 } 12396 return; 12397 } 12398 } 12399 12400 // If any filters need to be verified, then all need to be. 12401 boolean needToVerify = false; 12402 for (PackageParser.Activity a : pkg.activities) { 12403 for (ActivityIntentInfo filter : a.intents) { 12404 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12405 if (DEBUG_DOMAIN_VERIFICATION) { 12406 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12407 } 12408 needToVerify = true; 12409 break; 12410 } 12411 } 12412 } 12413 12414 if (needToVerify) { 12415 final int verificationId = mIntentFilterVerificationToken++; 12416 for (PackageParser.Activity a : pkg.activities) { 12417 for (ActivityIntentInfo filter : a.intents) { 12418 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12419 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12420 "Verification needed for IntentFilter:" + filter.toString()); 12421 mIntentFilterVerifier.addOneIntentFilterVerification( 12422 verifierUid, userId, verificationId, filter, packageName); 12423 count++; 12424 } 12425 } 12426 } 12427 } 12428 } 12429 12430 if (count > 0) { 12431 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12432 + " IntentFilter verification" + (count > 1 ? "s" : "") 12433 + " for userId:" + userId); 12434 mIntentFilterVerifier.startVerifications(userId); 12435 } else { 12436 if (DEBUG_DOMAIN_VERIFICATION) { 12437 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12438 } 12439 } 12440 } 12441 12442 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12443 final ComponentName cn = filter.activity.getComponentName(); 12444 final String packageName = cn.getPackageName(); 12445 12446 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12447 packageName); 12448 if (ivi == null) { 12449 return true; 12450 } 12451 int status = ivi.getStatus(); 12452 switch (status) { 12453 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12454 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12455 return true; 12456 12457 default: 12458 // Nothing to do 12459 return false; 12460 } 12461 } 12462 12463 private static boolean isMultiArch(PackageSetting ps) { 12464 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12465 } 12466 12467 private static boolean isMultiArch(ApplicationInfo info) { 12468 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12469 } 12470 12471 private static boolean isExternal(PackageParser.Package pkg) { 12472 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12473 } 12474 12475 private static boolean isExternal(PackageSetting ps) { 12476 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12477 } 12478 12479 private static boolean isExternal(ApplicationInfo info) { 12480 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12481 } 12482 12483 private static boolean isSystemApp(PackageParser.Package pkg) { 12484 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12485 } 12486 12487 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12488 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12489 } 12490 12491 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12492 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12493 } 12494 12495 private static boolean isSystemApp(PackageSetting ps) { 12496 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12497 } 12498 12499 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12500 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12501 } 12502 12503 private int packageFlagsToInstallFlags(PackageSetting ps) { 12504 int installFlags = 0; 12505 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12506 // This existing package was an external ASEC install when we have 12507 // the external flag without a UUID 12508 installFlags |= PackageManager.INSTALL_EXTERNAL; 12509 } 12510 if (ps.isForwardLocked()) { 12511 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12512 } 12513 return installFlags; 12514 } 12515 12516 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12517 if (isExternal(pkg)) { 12518 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12519 return mSettings.getExternalVersion(); 12520 } else { 12521 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12522 } 12523 } else { 12524 return mSettings.getInternalVersion(); 12525 } 12526 } 12527 12528 private void deleteTempPackageFiles() { 12529 final FilenameFilter filter = new FilenameFilter() { 12530 public boolean accept(File dir, String name) { 12531 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12532 } 12533 }; 12534 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12535 file.delete(); 12536 } 12537 } 12538 12539 @Override 12540 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12541 int flags) { 12542 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12543 flags); 12544 } 12545 12546 @Override 12547 public void deletePackage(final String packageName, 12548 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12549 mContext.enforceCallingOrSelfPermission( 12550 android.Manifest.permission.DELETE_PACKAGES, null); 12551 Preconditions.checkNotNull(packageName); 12552 Preconditions.checkNotNull(observer); 12553 final int uid = Binder.getCallingUid(); 12554 if (UserHandle.getUserId(uid) != userId) { 12555 mContext.enforceCallingPermission( 12556 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12557 "deletePackage for user " + userId); 12558 } 12559 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12560 try { 12561 observer.onPackageDeleted(packageName, 12562 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12563 } catch (RemoteException re) { 12564 } 12565 return; 12566 } 12567 12568 boolean uninstallBlocked = false; 12569 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12570 int[] users = sUserManager.getUserIds(); 12571 for (int i = 0; i < users.length; ++i) { 12572 if (getBlockUninstallForUser(packageName, users[i])) { 12573 uninstallBlocked = true; 12574 break; 12575 } 12576 } 12577 } else { 12578 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12579 } 12580 if (uninstallBlocked) { 12581 try { 12582 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12583 null); 12584 } catch (RemoteException re) { 12585 } 12586 return; 12587 } 12588 12589 if (DEBUG_REMOVE) { 12590 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12591 } 12592 // Queue up an async operation since the package deletion may take a little while. 12593 mHandler.post(new Runnable() { 12594 public void run() { 12595 mHandler.removeCallbacks(this); 12596 final int returnCode = deletePackageX(packageName, userId, flags); 12597 if (observer != null) { 12598 try { 12599 observer.onPackageDeleted(packageName, returnCode, null); 12600 } catch (RemoteException e) { 12601 Log.i(TAG, "Observer no longer exists."); 12602 } //end catch 12603 } //end if 12604 } //end run 12605 }); 12606 } 12607 12608 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12609 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12610 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12611 try { 12612 if (dpm != null) { 12613 if (dpm.isDeviceOwner(packageName)) { 12614 return true; 12615 } 12616 int[] users; 12617 if (userId == UserHandle.USER_ALL) { 12618 users = sUserManager.getUserIds(); 12619 } else { 12620 users = new int[]{userId}; 12621 } 12622 for (int i = 0; i < users.length; ++i) { 12623 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12624 return true; 12625 } 12626 } 12627 } 12628 } catch (RemoteException e) { 12629 } 12630 return false; 12631 } 12632 12633 /** 12634 * This method is an internal method that could be get invoked either 12635 * to delete an installed package or to clean up a failed installation. 12636 * After deleting an installed package, a broadcast is sent to notify any 12637 * listeners that the package has been installed. For cleaning up a failed 12638 * installation, the broadcast is not necessary since the package's 12639 * installation wouldn't have sent the initial broadcast either 12640 * The key steps in deleting a package are 12641 * deleting the package information in internal structures like mPackages, 12642 * deleting the packages base directories through installd 12643 * updating mSettings to reflect current status 12644 * persisting settings for later use 12645 * sending a broadcast if necessary 12646 */ 12647 private int deletePackageX(String packageName, int userId, int flags) { 12648 final PackageRemovedInfo info = new PackageRemovedInfo(); 12649 final boolean res; 12650 12651 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12652 ? UserHandle.ALL : new UserHandle(userId); 12653 12654 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12655 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12656 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12657 } 12658 12659 boolean removedForAllUsers = false; 12660 boolean systemUpdate = false; 12661 12662 // for the uninstall-updates case and restricted profiles, remember the per- 12663 // userhandle installed state 12664 int[] allUsers; 12665 boolean[] perUserInstalled; 12666 synchronized (mPackages) { 12667 PackageSetting ps = mSettings.mPackages.get(packageName); 12668 allUsers = sUserManager.getUserIds(); 12669 perUserInstalled = new boolean[allUsers.length]; 12670 for (int i = 0; i < allUsers.length; i++) { 12671 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12672 } 12673 } 12674 12675 synchronized (mInstallLock) { 12676 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12677 res = deletePackageLI(packageName, removeForUser, 12678 true, allUsers, perUserInstalled, 12679 flags | REMOVE_CHATTY, info, true); 12680 systemUpdate = info.isRemovedPackageSystemUpdate; 12681 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12682 removedForAllUsers = true; 12683 } 12684 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12685 + " removedForAllUsers=" + removedForAllUsers); 12686 } 12687 12688 if (res) { 12689 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12690 12691 // If the removed package was a system update, the old system package 12692 // was re-enabled; we need to broadcast this information 12693 if (systemUpdate) { 12694 Bundle extras = new Bundle(1); 12695 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12696 ? info.removedAppId : info.uid); 12697 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12698 12699 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12700 extras, null, null, null); 12701 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12702 extras, null, null, null); 12703 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12704 null, packageName, null, null); 12705 } 12706 } 12707 // Force a gc here. 12708 Runtime.getRuntime().gc(); 12709 // Delete the resources here after sending the broadcast to let 12710 // other processes clean up before deleting resources. 12711 if (info.args != null) { 12712 synchronized (mInstallLock) { 12713 info.args.doPostDeleteLI(true); 12714 } 12715 } 12716 12717 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12718 } 12719 12720 class PackageRemovedInfo { 12721 String removedPackage; 12722 int uid = -1; 12723 int removedAppId = -1; 12724 int[] removedUsers = null; 12725 boolean isRemovedPackageSystemUpdate = false; 12726 // Clean up resources deleted packages. 12727 InstallArgs args = null; 12728 12729 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12730 Bundle extras = new Bundle(1); 12731 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12732 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12733 if (replacing) { 12734 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12735 } 12736 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12737 if (removedPackage != null) { 12738 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12739 extras, null, null, removedUsers); 12740 if (fullRemove && !replacing) { 12741 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12742 extras, null, null, removedUsers); 12743 } 12744 } 12745 if (removedAppId >= 0) { 12746 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12747 removedUsers); 12748 } 12749 } 12750 } 12751 12752 /* 12753 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12754 * flag is not set, the data directory is removed as well. 12755 * make sure this flag is set for partially installed apps. If not its meaningless to 12756 * delete a partially installed application. 12757 */ 12758 private void removePackageDataLI(PackageSetting ps, 12759 int[] allUserHandles, boolean[] perUserInstalled, 12760 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12761 String packageName = ps.name; 12762 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12763 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12764 // Retrieve object to delete permissions for shared user later on 12765 final PackageSetting deletedPs; 12766 // reader 12767 synchronized (mPackages) { 12768 deletedPs = mSettings.mPackages.get(packageName); 12769 if (outInfo != null) { 12770 outInfo.removedPackage = packageName; 12771 outInfo.removedUsers = deletedPs != null 12772 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12773 : null; 12774 } 12775 } 12776 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12777 removeDataDirsLI(ps.volumeUuid, packageName); 12778 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12779 } 12780 // writer 12781 synchronized (mPackages) { 12782 if (deletedPs != null) { 12783 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12784 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12785 clearDefaultBrowserIfNeeded(packageName); 12786 if (outInfo != null) { 12787 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12788 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12789 } 12790 updatePermissionsLPw(deletedPs.name, null, 0); 12791 if (deletedPs.sharedUser != null) { 12792 // Remove permissions associated with package. Since runtime 12793 // permissions are per user we have to kill the removed package 12794 // or packages running under the shared user of the removed 12795 // package if revoking the permissions requested only by the removed 12796 // package is successful and this causes a change in gids. 12797 for (int userId : UserManagerService.getInstance().getUserIds()) { 12798 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12799 userId); 12800 if (userIdToKill == UserHandle.USER_ALL 12801 || userIdToKill >= UserHandle.USER_OWNER) { 12802 // If gids changed for this user, kill all affected packages. 12803 mHandler.post(new Runnable() { 12804 @Override 12805 public void run() { 12806 // This has to happen with no lock held. 12807 killSettingPackagesForUser(deletedPs, userIdToKill, 12808 KILL_APP_REASON_GIDS_CHANGED); 12809 } 12810 }); 12811 break; 12812 } 12813 } 12814 } 12815 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12816 } 12817 // make sure to preserve per-user disabled state if this removal was just 12818 // a downgrade of a system app to the factory package 12819 if (allUserHandles != null && perUserInstalled != null) { 12820 if (DEBUG_REMOVE) { 12821 Slog.d(TAG, "Propagating install state across downgrade"); 12822 } 12823 for (int i = 0; i < allUserHandles.length; i++) { 12824 if (DEBUG_REMOVE) { 12825 Slog.d(TAG, " user " + allUserHandles[i] 12826 + " => " + perUserInstalled[i]); 12827 } 12828 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12829 } 12830 } 12831 } 12832 // can downgrade to reader 12833 if (writeSettings) { 12834 // Save settings now 12835 mSettings.writeLPr(); 12836 } 12837 } 12838 if (outInfo != null) { 12839 // A user ID was deleted here. Go through all users and remove it 12840 // from KeyStore. 12841 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12842 } 12843 } 12844 12845 static boolean locationIsPrivileged(File path) { 12846 try { 12847 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12848 .getCanonicalPath(); 12849 return path.getCanonicalPath().startsWith(privilegedAppDir); 12850 } catch (IOException e) { 12851 Slog.e(TAG, "Unable to access code path " + path); 12852 } 12853 return false; 12854 } 12855 12856 /* 12857 * Tries to delete system package. 12858 */ 12859 private boolean deleteSystemPackageLI(PackageSetting newPs, 12860 int[] allUserHandles, boolean[] perUserInstalled, 12861 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12862 final boolean applyUserRestrictions 12863 = (allUserHandles != null) && (perUserInstalled != null); 12864 PackageSetting disabledPs = null; 12865 // Confirm if the system package has been updated 12866 // An updated system app can be deleted. This will also have to restore 12867 // the system pkg from system partition 12868 // reader 12869 synchronized (mPackages) { 12870 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12871 } 12872 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12873 + " disabledPs=" + disabledPs); 12874 if (disabledPs == null) { 12875 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12876 return false; 12877 } else if (DEBUG_REMOVE) { 12878 Slog.d(TAG, "Deleting system pkg from data partition"); 12879 } 12880 if (DEBUG_REMOVE) { 12881 if (applyUserRestrictions) { 12882 Slog.d(TAG, "Remembering install states:"); 12883 for (int i = 0; i < allUserHandles.length; i++) { 12884 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12885 } 12886 } 12887 } 12888 // Delete the updated package 12889 outInfo.isRemovedPackageSystemUpdate = true; 12890 if (disabledPs.versionCode < newPs.versionCode) { 12891 // Delete data for downgrades 12892 flags &= ~PackageManager.DELETE_KEEP_DATA; 12893 } else { 12894 // Preserve data by setting flag 12895 flags |= PackageManager.DELETE_KEEP_DATA; 12896 } 12897 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12898 allUserHandles, perUserInstalled, outInfo, writeSettings); 12899 if (!ret) { 12900 return false; 12901 } 12902 // writer 12903 synchronized (mPackages) { 12904 // Reinstate the old system package 12905 mSettings.enableSystemPackageLPw(newPs.name); 12906 // Remove any native libraries from the upgraded package. 12907 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12908 } 12909 // Install the system package 12910 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12911 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12912 if (locationIsPrivileged(disabledPs.codePath)) { 12913 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12914 } 12915 12916 final PackageParser.Package newPkg; 12917 try { 12918 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12919 } catch (PackageManagerException e) { 12920 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12921 return false; 12922 } 12923 12924 // writer 12925 synchronized (mPackages) { 12926 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12927 12928 updatePermissionsLPw(newPkg.packageName, newPkg, 12929 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12930 12931 if (applyUserRestrictions) { 12932 if (DEBUG_REMOVE) { 12933 Slog.d(TAG, "Propagating install state across reinstall"); 12934 } 12935 for (int i = 0; i < allUserHandles.length; i++) { 12936 if (DEBUG_REMOVE) { 12937 Slog.d(TAG, " user " + allUserHandles[i] 12938 + " => " + perUserInstalled[i]); 12939 } 12940 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12941 12942 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 12943 } 12944 // Regardless of writeSettings we need to ensure that this restriction 12945 // state propagation is persisted 12946 mSettings.writeAllUsersPackageRestrictionsLPr(); 12947 } 12948 // can downgrade to reader here 12949 if (writeSettings) { 12950 mSettings.writeLPr(); 12951 } 12952 } 12953 return true; 12954 } 12955 12956 private boolean deleteInstalledPackageLI(PackageSetting ps, 12957 boolean deleteCodeAndResources, int flags, 12958 int[] allUserHandles, boolean[] perUserInstalled, 12959 PackageRemovedInfo outInfo, boolean writeSettings) { 12960 if (outInfo != null) { 12961 outInfo.uid = ps.appId; 12962 } 12963 12964 // Delete package data from internal structures and also remove data if flag is set 12965 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12966 12967 // Delete application code and resources 12968 if (deleteCodeAndResources && (outInfo != null)) { 12969 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12970 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12971 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12972 } 12973 return true; 12974 } 12975 12976 @Override 12977 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12978 int userId) { 12979 mContext.enforceCallingOrSelfPermission( 12980 android.Manifest.permission.DELETE_PACKAGES, null); 12981 synchronized (mPackages) { 12982 PackageSetting ps = mSettings.mPackages.get(packageName); 12983 if (ps == null) { 12984 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12985 return false; 12986 } 12987 if (!ps.getInstalled(userId)) { 12988 // Can't block uninstall for an app that is not installed or enabled. 12989 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12990 return false; 12991 } 12992 ps.setBlockUninstall(blockUninstall, userId); 12993 mSettings.writePackageRestrictionsLPr(userId); 12994 } 12995 return true; 12996 } 12997 12998 @Override 12999 public boolean getBlockUninstallForUser(String packageName, int userId) { 13000 synchronized (mPackages) { 13001 PackageSetting ps = mSettings.mPackages.get(packageName); 13002 if (ps == null) { 13003 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13004 return false; 13005 } 13006 return ps.getBlockUninstall(userId); 13007 } 13008 } 13009 13010 /* 13011 * This method handles package deletion in general 13012 */ 13013 private boolean deletePackageLI(String packageName, UserHandle user, 13014 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13015 int flags, PackageRemovedInfo outInfo, 13016 boolean writeSettings) { 13017 if (packageName == null) { 13018 Slog.w(TAG, "Attempt to delete null packageName."); 13019 return false; 13020 } 13021 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13022 PackageSetting ps; 13023 boolean dataOnly = false; 13024 int removeUser = -1; 13025 int appId = -1; 13026 synchronized (mPackages) { 13027 ps = mSettings.mPackages.get(packageName); 13028 if (ps == null) { 13029 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13030 return false; 13031 } 13032 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13033 && user.getIdentifier() != UserHandle.USER_ALL) { 13034 // The caller is asking that the package only be deleted for a single 13035 // user. To do this, we just mark its uninstalled state and delete 13036 // its data. If this is a system app, we only allow this to happen if 13037 // they have set the special DELETE_SYSTEM_APP which requests different 13038 // semantics than normal for uninstalling system apps. 13039 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13040 ps.setUserState(user.getIdentifier(), 13041 COMPONENT_ENABLED_STATE_DEFAULT, 13042 false, //installed 13043 true, //stopped 13044 true, //notLaunched 13045 false, //hidden 13046 null, null, null, 13047 false, // blockUninstall 13048 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13049 if (!isSystemApp(ps)) { 13050 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13051 // Other user still have this package installed, so all 13052 // we need to do is clear this user's data and save that 13053 // it is uninstalled. 13054 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13055 removeUser = user.getIdentifier(); 13056 appId = ps.appId; 13057 scheduleWritePackageRestrictionsLocked(removeUser); 13058 } else { 13059 // We need to set it back to 'installed' so the uninstall 13060 // broadcasts will be sent correctly. 13061 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13062 ps.setInstalled(true, user.getIdentifier()); 13063 } 13064 } else { 13065 // This is a system app, so we assume that the 13066 // other users still have this package installed, so all 13067 // we need to do is clear this user's data and save that 13068 // it is uninstalled. 13069 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13070 removeUser = user.getIdentifier(); 13071 appId = ps.appId; 13072 scheduleWritePackageRestrictionsLocked(removeUser); 13073 } 13074 } 13075 } 13076 13077 if (removeUser >= 0) { 13078 // From above, we determined that we are deleting this only 13079 // for a single user. Continue the work here. 13080 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13081 if (outInfo != null) { 13082 outInfo.removedPackage = packageName; 13083 outInfo.removedAppId = appId; 13084 outInfo.removedUsers = new int[] {removeUser}; 13085 } 13086 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13087 removeKeystoreDataIfNeeded(removeUser, appId); 13088 schedulePackageCleaning(packageName, removeUser, false); 13089 synchronized (mPackages) { 13090 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13091 scheduleWritePackageRestrictionsLocked(removeUser); 13092 } 13093 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13094 } 13095 return true; 13096 } 13097 13098 if (dataOnly) { 13099 // Delete application data first 13100 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13101 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13102 return true; 13103 } 13104 13105 boolean ret = false; 13106 if (isSystemApp(ps)) { 13107 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13108 // When an updated system application is deleted we delete the existing resources as well and 13109 // fall back to existing code in system partition 13110 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13111 flags, outInfo, writeSettings); 13112 } else { 13113 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13114 // Kill application pre-emptively especially for apps on sd. 13115 killApplication(packageName, ps.appId, "uninstall pkg"); 13116 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13117 allUserHandles, perUserInstalled, 13118 outInfo, writeSettings); 13119 } 13120 13121 return ret; 13122 } 13123 13124 private final class ClearStorageConnection implements ServiceConnection { 13125 IMediaContainerService mContainerService; 13126 13127 @Override 13128 public void onServiceConnected(ComponentName name, IBinder service) { 13129 synchronized (this) { 13130 mContainerService = IMediaContainerService.Stub.asInterface(service); 13131 notifyAll(); 13132 } 13133 } 13134 13135 @Override 13136 public void onServiceDisconnected(ComponentName name) { 13137 } 13138 } 13139 13140 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13141 final boolean mounted; 13142 if (Environment.isExternalStorageEmulated()) { 13143 mounted = true; 13144 } else { 13145 final String status = Environment.getExternalStorageState(); 13146 13147 mounted = status.equals(Environment.MEDIA_MOUNTED) 13148 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13149 } 13150 13151 if (!mounted) { 13152 return; 13153 } 13154 13155 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13156 int[] users; 13157 if (userId == UserHandle.USER_ALL) { 13158 users = sUserManager.getUserIds(); 13159 } else { 13160 users = new int[] { userId }; 13161 } 13162 final ClearStorageConnection conn = new ClearStorageConnection(); 13163 if (mContext.bindServiceAsUser( 13164 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13165 try { 13166 for (int curUser : users) { 13167 long timeout = SystemClock.uptimeMillis() + 5000; 13168 synchronized (conn) { 13169 long now = SystemClock.uptimeMillis(); 13170 while (conn.mContainerService == null && now < timeout) { 13171 try { 13172 conn.wait(timeout - now); 13173 } catch (InterruptedException e) { 13174 } 13175 } 13176 } 13177 if (conn.mContainerService == null) { 13178 return; 13179 } 13180 13181 final UserEnvironment userEnv = new UserEnvironment(curUser); 13182 clearDirectory(conn.mContainerService, 13183 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13184 if (allData) { 13185 clearDirectory(conn.mContainerService, 13186 userEnv.buildExternalStorageAppDataDirs(packageName)); 13187 clearDirectory(conn.mContainerService, 13188 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13189 } 13190 } 13191 } finally { 13192 mContext.unbindService(conn); 13193 } 13194 } 13195 } 13196 13197 @Override 13198 public void clearApplicationUserData(final String packageName, 13199 final IPackageDataObserver observer, final int userId) { 13200 mContext.enforceCallingOrSelfPermission( 13201 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13202 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13203 // Queue up an async operation since the package deletion may take a little while. 13204 mHandler.post(new Runnable() { 13205 public void run() { 13206 mHandler.removeCallbacks(this); 13207 final boolean succeeded; 13208 synchronized (mInstallLock) { 13209 succeeded = clearApplicationUserDataLI(packageName, userId); 13210 } 13211 clearExternalStorageDataSync(packageName, userId, true); 13212 if (succeeded) { 13213 // invoke DeviceStorageMonitor's update method to clear any notifications 13214 DeviceStorageMonitorInternal 13215 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13216 if (dsm != null) { 13217 dsm.checkMemory(); 13218 } 13219 } 13220 if(observer != null) { 13221 try { 13222 observer.onRemoveCompleted(packageName, succeeded); 13223 } catch (RemoteException e) { 13224 Log.i(TAG, "Observer no longer exists."); 13225 } 13226 } //end if observer 13227 } //end run 13228 }); 13229 } 13230 13231 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13232 if (packageName == null) { 13233 Slog.w(TAG, "Attempt to delete null packageName."); 13234 return false; 13235 } 13236 13237 // Try finding details about the requested package 13238 PackageParser.Package pkg; 13239 synchronized (mPackages) { 13240 pkg = mPackages.get(packageName); 13241 if (pkg == null) { 13242 final PackageSetting ps = mSettings.mPackages.get(packageName); 13243 if (ps != null) { 13244 pkg = ps.pkg; 13245 } 13246 } 13247 13248 if (pkg == null) { 13249 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13250 return false; 13251 } 13252 13253 PackageSetting ps = (PackageSetting) pkg.mExtras; 13254 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13255 } 13256 13257 // Always delete data directories for package, even if we found no other 13258 // record of app. This helps users recover from UID mismatches without 13259 // resorting to a full data wipe. 13260 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13261 if (retCode < 0) { 13262 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13263 return false; 13264 } 13265 13266 final int appId = pkg.applicationInfo.uid; 13267 removeKeystoreDataIfNeeded(userId, appId); 13268 13269 // Create a native library symlink only if we have native libraries 13270 // and if the native libraries are 32 bit libraries. We do not provide 13271 // this symlink for 64 bit libraries. 13272 if (pkg.applicationInfo.primaryCpuAbi != null && 13273 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13274 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13275 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13276 nativeLibPath, userId) < 0) { 13277 Slog.w(TAG, "Failed linking native library dir"); 13278 return false; 13279 } 13280 } 13281 13282 return true; 13283 } 13284 13285 /** 13286 * Reverts user permission state changes (permissions and flags) in 13287 * all packages for a given user. 13288 * 13289 * @param userId The device user for which to do a reset. 13290 */ 13291 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13292 final int packageCount = mPackages.size(); 13293 for (int i = 0; i < packageCount; i++) { 13294 PackageParser.Package pkg = mPackages.valueAt(i); 13295 PackageSetting ps = (PackageSetting) pkg.mExtras; 13296 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13297 } 13298 } 13299 13300 /** 13301 * Reverts user permission state changes (permissions and flags). 13302 * 13303 * @param ps The package for which to reset. 13304 * @param userId The device user for which to do a reset. 13305 */ 13306 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13307 final PackageSetting ps, final int userId) { 13308 if (ps.pkg == null) { 13309 return; 13310 } 13311 13312 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13313 | FLAG_PERMISSION_USER_FIXED 13314 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13315 13316 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13317 | FLAG_PERMISSION_POLICY_FIXED; 13318 13319 boolean writeInstallPermissions = false; 13320 boolean writeRuntimePermissions = false; 13321 13322 final int permissionCount = ps.pkg.requestedPermissions.size(); 13323 for (int i = 0; i < permissionCount; i++) { 13324 String permission = ps.pkg.requestedPermissions.get(i); 13325 13326 BasePermission bp = mSettings.mPermissions.get(permission); 13327 if (bp == null) { 13328 continue; 13329 } 13330 13331 // If shared user we just reset the state to which only this app contributed. 13332 if (ps.sharedUser != null) { 13333 boolean used = false; 13334 final int packageCount = ps.sharedUser.packages.size(); 13335 for (int j = 0; j < packageCount; j++) { 13336 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13337 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13338 && pkg.pkg.requestedPermissions.contains(permission)) { 13339 used = true; 13340 break; 13341 } 13342 } 13343 if (used) { 13344 continue; 13345 } 13346 } 13347 13348 PermissionsState permissionsState = ps.getPermissionsState(); 13349 13350 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13351 13352 // Always clear the user settable flags. 13353 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13354 bp.name) != null; 13355 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13356 if (hasInstallState) { 13357 writeInstallPermissions = true; 13358 } else { 13359 writeRuntimePermissions = true; 13360 } 13361 } 13362 13363 // Below is only runtime permission handling. 13364 if (!bp.isRuntime()) { 13365 continue; 13366 } 13367 13368 // Never clobber system or policy. 13369 if ((oldFlags & policyOrSystemFlags) != 0) { 13370 continue; 13371 } 13372 13373 // If this permission was granted by default, make sure it is. 13374 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13375 if (permissionsState.grantRuntimePermission(bp, userId) 13376 != PERMISSION_OPERATION_FAILURE) { 13377 writeRuntimePermissions = true; 13378 } 13379 } else { 13380 // Otherwise, reset the permission. 13381 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13382 switch (revokeResult) { 13383 case PERMISSION_OPERATION_SUCCESS: { 13384 writeRuntimePermissions = true; 13385 } break; 13386 13387 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13388 writeRuntimePermissions = true; 13389 // If gids changed for this user, kill all affected packages. 13390 mHandler.post(new Runnable() { 13391 @Override 13392 public void run() { 13393 // This has to happen with no lock held. 13394 killSettingPackagesForUser(ps, userId, 13395 KILL_APP_REASON_GIDS_CHANGED); 13396 } 13397 }); 13398 } break; 13399 } 13400 } 13401 } 13402 13403 // Synchronously write as we are taking permissions away. 13404 if (writeRuntimePermissions) { 13405 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13406 } 13407 13408 // Synchronously write as we are taking permissions away. 13409 if (writeInstallPermissions) { 13410 mSettings.writeLPr(); 13411 } 13412 } 13413 13414 /** 13415 * Remove entries from the keystore daemon. Will only remove it if the 13416 * {@code appId} is valid. 13417 */ 13418 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13419 if (appId < 0) { 13420 return; 13421 } 13422 13423 final KeyStore keyStore = KeyStore.getInstance(); 13424 if (keyStore != null) { 13425 if (userId == UserHandle.USER_ALL) { 13426 for (final int individual : sUserManager.getUserIds()) { 13427 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13428 } 13429 } else { 13430 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13431 } 13432 } else { 13433 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13434 } 13435 } 13436 13437 @Override 13438 public void deleteApplicationCacheFiles(final String packageName, 13439 final IPackageDataObserver observer) { 13440 mContext.enforceCallingOrSelfPermission( 13441 android.Manifest.permission.DELETE_CACHE_FILES, null); 13442 // Queue up an async operation since the package deletion may take a little while. 13443 final int userId = UserHandle.getCallingUserId(); 13444 mHandler.post(new Runnable() { 13445 public void run() { 13446 mHandler.removeCallbacks(this); 13447 final boolean succeded; 13448 synchronized (mInstallLock) { 13449 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13450 } 13451 clearExternalStorageDataSync(packageName, userId, false); 13452 if (observer != null) { 13453 try { 13454 observer.onRemoveCompleted(packageName, succeded); 13455 } catch (RemoteException e) { 13456 Log.i(TAG, "Observer no longer exists."); 13457 } 13458 } //end if observer 13459 } //end run 13460 }); 13461 } 13462 13463 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13464 if (packageName == null) { 13465 Slog.w(TAG, "Attempt to delete null packageName."); 13466 return false; 13467 } 13468 PackageParser.Package p; 13469 synchronized (mPackages) { 13470 p = mPackages.get(packageName); 13471 } 13472 if (p == null) { 13473 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13474 return false; 13475 } 13476 final ApplicationInfo applicationInfo = p.applicationInfo; 13477 if (applicationInfo == null) { 13478 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13479 return false; 13480 } 13481 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13482 if (retCode < 0) { 13483 Slog.w(TAG, "Couldn't remove cache files for package: " 13484 + packageName + " u" + userId); 13485 return false; 13486 } 13487 return true; 13488 } 13489 13490 @Override 13491 public void getPackageSizeInfo(final String packageName, int userHandle, 13492 final IPackageStatsObserver observer) { 13493 mContext.enforceCallingOrSelfPermission( 13494 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13495 if (packageName == null) { 13496 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13497 } 13498 13499 PackageStats stats = new PackageStats(packageName, userHandle); 13500 13501 /* 13502 * Queue up an async operation since the package measurement may take a 13503 * little while. 13504 */ 13505 Message msg = mHandler.obtainMessage(INIT_COPY); 13506 msg.obj = new MeasureParams(stats, observer); 13507 mHandler.sendMessage(msg); 13508 } 13509 13510 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13511 PackageStats pStats) { 13512 if (packageName == null) { 13513 Slog.w(TAG, "Attempt to get size of null packageName."); 13514 return false; 13515 } 13516 PackageParser.Package p; 13517 boolean dataOnly = false; 13518 String libDirRoot = null; 13519 String asecPath = null; 13520 PackageSetting ps = null; 13521 synchronized (mPackages) { 13522 p = mPackages.get(packageName); 13523 ps = mSettings.mPackages.get(packageName); 13524 if(p == null) { 13525 dataOnly = true; 13526 if((ps == null) || (ps.pkg == null)) { 13527 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13528 return false; 13529 } 13530 p = ps.pkg; 13531 } 13532 if (ps != null) { 13533 libDirRoot = ps.legacyNativeLibraryPathString; 13534 } 13535 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13536 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13537 if (secureContainerId != null) { 13538 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13539 } 13540 } 13541 } 13542 String publicSrcDir = null; 13543 if(!dataOnly) { 13544 final ApplicationInfo applicationInfo = p.applicationInfo; 13545 if (applicationInfo == null) { 13546 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13547 return false; 13548 } 13549 if (p.isForwardLocked()) { 13550 publicSrcDir = applicationInfo.getBaseResourcePath(); 13551 } 13552 } 13553 // TODO: extend to measure size of split APKs 13554 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13555 // not just the first level. 13556 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13557 // just the primary. 13558 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13559 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13560 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13561 if (res < 0) { 13562 return false; 13563 } 13564 13565 // Fix-up for forward-locked applications in ASEC containers. 13566 if (!isExternal(p)) { 13567 pStats.codeSize += pStats.externalCodeSize; 13568 pStats.externalCodeSize = 0L; 13569 } 13570 13571 return true; 13572 } 13573 13574 13575 @Override 13576 public void addPackageToPreferred(String packageName) { 13577 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13578 } 13579 13580 @Override 13581 public void removePackageFromPreferred(String packageName) { 13582 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13583 } 13584 13585 @Override 13586 public List<PackageInfo> getPreferredPackages(int flags) { 13587 return new ArrayList<PackageInfo>(); 13588 } 13589 13590 private int getUidTargetSdkVersionLockedLPr(int uid) { 13591 Object obj = mSettings.getUserIdLPr(uid); 13592 if (obj instanceof SharedUserSetting) { 13593 final SharedUserSetting sus = (SharedUserSetting) obj; 13594 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13595 final Iterator<PackageSetting> it = sus.packages.iterator(); 13596 while (it.hasNext()) { 13597 final PackageSetting ps = it.next(); 13598 if (ps.pkg != null) { 13599 int v = ps.pkg.applicationInfo.targetSdkVersion; 13600 if (v < vers) vers = v; 13601 } 13602 } 13603 return vers; 13604 } else if (obj instanceof PackageSetting) { 13605 final PackageSetting ps = (PackageSetting) obj; 13606 if (ps.pkg != null) { 13607 return ps.pkg.applicationInfo.targetSdkVersion; 13608 } 13609 } 13610 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13611 } 13612 13613 @Override 13614 public void addPreferredActivity(IntentFilter filter, int match, 13615 ComponentName[] set, ComponentName activity, int userId) { 13616 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13617 "Adding preferred"); 13618 } 13619 13620 private void addPreferredActivityInternal(IntentFilter filter, int match, 13621 ComponentName[] set, ComponentName activity, boolean always, int userId, 13622 String opname) { 13623 // writer 13624 int callingUid = Binder.getCallingUid(); 13625 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13626 if (filter.countActions() == 0) { 13627 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13628 return; 13629 } 13630 synchronized (mPackages) { 13631 if (mContext.checkCallingOrSelfPermission( 13632 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13633 != PackageManager.PERMISSION_GRANTED) { 13634 if (getUidTargetSdkVersionLockedLPr(callingUid) 13635 < Build.VERSION_CODES.FROYO) { 13636 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13637 + callingUid); 13638 return; 13639 } 13640 mContext.enforceCallingOrSelfPermission( 13641 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13642 } 13643 13644 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13645 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13646 + userId + ":"); 13647 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13648 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13649 scheduleWritePackageRestrictionsLocked(userId); 13650 } 13651 } 13652 13653 @Override 13654 public void replacePreferredActivity(IntentFilter filter, int match, 13655 ComponentName[] set, ComponentName activity, int userId) { 13656 if (filter.countActions() != 1) { 13657 throw new IllegalArgumentException( 13658 "replacePreferredActivity expects filter to have only 1 action."); 13659 } 13660 if (filter.countDataAuthorities() != 0 13661 || filter.countDataPaths() != 0 13662 || filter.countDataSchemes() > 1 13663 || filter.countDataTypes() != 0) { 13664 throw new IllegalArgumentException( 13665 "replacePreferredActivity expects filter to have no data authorities, " + 13666 "paths, or types; and at most one scheme."); 13667 } 13668 13669 final int callingUid = Binder.getCallingUid(); 13670 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13671 synchronized (mPackages) { 13672 if (mContext.checkCallingOrSelfPermission( 13673 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13674 != PackageManager.PERMISSION_GRANTED) { 13675 if (getUidTargetSdkVersionLockedLPr(callingUid) 13676 < Build.VERSION_CODES.FROYO) { 13677 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13678 + Binder.getCallingUid()); 13679 return; 13680 } 13681 mContext.enforceCallingOrSelfPermission( 13682 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13683 } 13684 13685 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13686 if (pir != null) { 13687 // Get all of the existing entries that exactly match this filter. 13688 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13689 if (existing != null && existing.size() == 1) { 13690 PreferredActivity cur = existing.get(0); 13691 if (DEBUG_PREFERRED) { 13692 Slog.i(TAG, "Checking replace of preferred:"); 13693 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13694 if (!cur.mPref.mAlways) { 13695 Slog.i(TAG, " -- CUR; not mAlways!"); 13696 } else { 13697 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13698 Slog.i(TAG, " -- CUR: mSet=" 13699 + Arrays.toString(cur.mPref.mSetComponents)); 13700 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13701 Slog.i(TAG, " -- NEW: mMatch=" 13702 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13703 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13704 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13705 } 13706 } 13707 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13708 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13709 && cur.mPref.sameSet(set)) { 13710 // Setting the preferred activity to what it happens to be already 13711 if (DEBUG_PREFERRED) { 13712 Slog.i(TAG, "Replacing with same preferred activity " 13713 + cur.mPref.mShortComponent + " for user " 13714 + userId + ":"); 13715 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13716 } 13717 return; 13718 } 13719 } 13720 13721 if (existing != null) { 13722 if (DEBUG_PREFERRED) { 13723 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13724 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13725 } 13726 for (int i = 0; i < existing.size(); i++) { 13727 PreferredActivity pa = existing.get(i); 13728 if (DEBUG_PREFERRED) { 13729 Slog.i(TAG, "Removing existing preferred activity " 13730 + pa.mPref.mComponent + ":"); 13731 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13732 } 13733 pir.removeFilter(pa); 13734 } 13735 } 13736 } 13737 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13738 "Replacing preferred"); 13739 } 13740 } 13741 13742 @Override 13743 public void clearPackagePreferredActivities(String packageName) { 13744 final int uid = Binder.getCallingUid(); 13745 // writer 13746 synchronized (mPackages) { 13747 PackageParser.Package pkg = mPackages.get(packageName); 13748 if (pkg == null || pkg.applicationInfo.uid != uid) { 13749 if (mContext.checkCallingOrSelfPermission( 13750 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13751 != PackageManager.PERMISSION_GRANTED) { 13752 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13753 < Build.VERSION_CODES.FROYO) { 13754 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13755 + Binder.getCallingUid()); 13756 return; 13757 } 13758 mContext.enforceCallingOrSelfPermission( 13759 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13760 } 13761 } 13762 13763 int user = UserHandle.getCallingUserId(); 13764 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13765 scheduleWritePackageRestrictionsLocked(user); 13766 } 13767 } 13768 } 13769 13770 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13771 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13772 ArrayList<PreferredActivity> removed = null; 13773 boolean changed = false; 13774 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13775 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13776 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13777 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13778 continue; 13779 } 13780 Iterator<PreferredActivity> it = pir.filterIterator(); 13781 while (it.hasNext()) { 13782 PreferredActivity pa = it.next(); 13783 // Mark entry for removal only if it matches the package name 13784 // and the entry is of type "always". 13785 if (packageName == null || 13786 (pa.mPref.mComponent.getPackageName().equals(packageName) 13787 && pa.mPref.mAlways)) { 13788 if (removed == null) { 13789 removed = new ArrayList<PreferredActivity>(); 13790 } 13791 removed.add(pa); 13792 } 13793 } 13794 if (removed != null) { 13795 for (int j=0; j<removed.size(); j++) { 13796 PreferredActivity pa = removed.get(j); 13797 pir.removeFilter(pa); 13798 } 13799 changed = true; 13800 } 13801 } 13802 return changed; 13803 } 13804 13805 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13806 private void clearIntentFilterVerificationsLPw(int userId) { 13807 final int packageCount = mPackages.size(); 13808 for (int i = 0; i < packageCount; i++) { 13809 PackageParser.Package pkg = mPackages.valueAt(i); 13810 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13811 } 13812 } 13813 13814 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13815 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13816 if (userId == UserHandle.USER_ALL) { 13817 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13818 sUserManager.getUserIds())) { 13819 for (int oneUserId : sUserManager.getUserIds()) { 13820 scheduleWritePackageRestrictionsLocked(oneUserId); 13821 } 13822 } 13823 } else { 13824 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13825 scheduleWritePackageRestrictionsLocked(userId); 13826 } 13827 } 13828 } 13829 13830 void clearDefaultBrowserIfNeeded(String packageName) { 13831 for (int oneUserId : sUserManager.getUserIds()) { 13832 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13833 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13834 if (packageName.equals(defaultBrowserPackageName)) { 13835 setDefaultBrowserPackageName(null, oneUserId); 13836 } 13837 } 13838 } 13839 13840 @Override 13841 public void resetApplicationPreferences(int userId) { 13842 mContext.enforceCallingOrSelfPermission( 13843 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13844 // writer 13845 synchronized (mPackages) { 13846 final long identity = Binder.clearCallingIdentity(); 13847 try { 13848 clearPackagePreferredActivitiesLPw(null, userId); 13849 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13850 // TODO: We have to reset the default SMS and Phone. This requires 13851 // significant refactoring to keep all default apps in the package 13852 // manager (cleaner but more work) or have the services provide 13853 // callbacks to the package manager to request a default app reset. 13854 applyFactoryDefaultBrowserLPw(userId); 13855 clearIntentFilterVerificationsLPw(userId); 13856 primeDomainVerificationsLPw(userId); 13857 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13858 scheduleWritePackageRestrictionsLocked(userId); 13859 } finally { 13860 Binder.restoreCallingIdentity(identity); 13861 } 13862 } 13863 } 13864 13865 @Override 13866 public int getPreferredActivities(List<IntentFilter> outFilters, 13867 List<ComponentName> outActivities, String packageName) { 13868 13869 int num = 0; 13870 final int userId = UserHandle.getCallingUserId(); 13871 // reader 13872 synchronized (mPackages) { 13873 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13874 if (pir != null) { 13875 final Iterator<PreferredActivity> it = pir.filterIterator(); 13876 while (it.hasNext()) { 13877 final PreferredActivity pa = it.next(); 13878 if (packageName == null 13879 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13880 && pa.mPref.mAlways)) { 13881 if (outFilters != null) { 13882 outFilters.add(new IntentFilter(pa)); 13883 } 13884 if (outActivities != null) { 13885 outActivities.add(pa.mPref.mComponent); 13886 } 13887 } 13888 } 13889 } 13890 } 13891 13892 return num; 13893 } 13894 13895 @Override 13896 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13897 int userId) { 13898 int callingUid = Binder.getCallingUid(); 13899 if (callingUid != Process.SYSTEM_UID) { 13900 throw new SecurityException( 13901 "addPersistentPreferredActivity can only be run by the system"); 13902 } 13903 if (filter.countActions() == 0) { 13904 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13905 return; 13906 } 13907 synchronized (mPackages) { 13908 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13909 " :"); 13910 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13911 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13912 new PersistentPreferredActivity(filter, activity)); 13913 scheduleWritePackageRestrictionsLocked(userId); 13914 } 13915 } 13916 13917 @Override 13918 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13919 int callingUid = Binder.getCallingUid(); 13920 if (callingUid != Process.SYSTEM_UID) { 13921 throw new SecurityException( 13922 "clearPackagePersistentPreferredActivities can only be run by the system"); 13923 } 13924 ArrayList<PersistentPreferredActivity> removed = null; 13925 boolean changed = false; 13926 synchronized (mPackages) { 13927 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13928 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13929 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13930 .valueAt(i); 13931 if (userId != thisUserId) { 13932 continue; 13933 } 13934 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13935 while (it.hasNext()) { 13936 PersistentPreferredActivity ppa = it.next(); 13937 // Mark entry for removal only if it matches the package name. 13938 if (ppa.mComponent.getPackageName().equals(packageName)) { 13939 if (removed == null) { 13940 removed = new ArrayList<PersistentPreferredActivity>(); 13941 } 13942 removed.add(ppa); 13943 } 13944 } 13945 if (removed != null) { 13946 for (int j=0; j<removed.size(); j++) { 13947 PersistentPreferredActivity ppa = removed.get(j); 13948 ppir.removeFilter(ppa); 13949 } 13950 changed = true; 13951 } 13952 } 13953 13954 if (changed) { 13955 scheduleWritePackageRestrictionsLocked(userId); 13956 } 13957 } 13958 } 13959 13960 /** 13961 * Common machinery for picking apart a restored XML blob and passing 13962 * it to a caller-supplied functor to be applied to the running system. 13963 */ 13964 private void restoreFromXml(XmlPullParser parser, int userId, 13965 String expectedStartTag, BlobXmlRestorer functor) 13966 throws IOException, XmlPullParserException { 13967 int type; 13968 while ((type = parser.next()) != XmlPullParser.START_TAG 13969 && type != XmlPullParser.END_DOCUMENT) { 13970 } 13971 if (type != XmlPullParser.START_TAG) { 13972 // oops didn't find a start tag?! 13973 if (DEBUG_BACKUP) { 13974 Slog.e(TAG, "Didn't find start tag during restore"); 13975 } 13976 return; 13977 } 13978 13979 // this is supposed to be TAG_PREFERRED_BACKUP 13980 if (!expectedStartTag.equals(parser.getName())) { 13981 if (DEBUG_BACKUP) { 13982 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13983 } 13984 return; 13985 } 13986 13987 // skip interfering stuff, then we're aligned with the backing implementation 13988 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13989 functor.apply(parser, userId); 13990 } 13991 13992 private interface BlobXmlRestorer { 13993 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13994 } 13995 13996 /** 13997 * Non-Binder method, support for the backup/restore mechanism: write the 13998 * full set of preferred activities in its canonical XML format. Returns the 13999 * XML output as a byte array, or null if there is none. 14000 */ 14001 @Override 14002 public byte[] getPreferredActivityBackup(int userId) { 14003 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14004 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14005 } 14006 14007 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14008 try { 14009 final XmlSerializer serializer = new FastXmlSerializer(); 14010 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14011 serializer.startDocument(null, true); 14012 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14013 14014 synchronized (mPackages) { 14015 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14016 } 14017 14018 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14019 serializer.endDocument(); 14020 serializer.flush(); 14021 } catch (Exception e) { 14022 if (DEBUG_BACKUP) { 14023 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14024 } 14025 return null; 14026 } 14027 14028 return dataStream.toByteArray(); 14029 } 14030 14031 @Override 14032 public void restorePreferredActivities(byte[] backup, int userId) { 14033 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14034 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14035 } 14036 14037 try { 14038 final XmlPullParser parser = Xml.newPullParser(); 14039 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14040 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14041 new BlobXmlRestorer() { 14042 @Override 14043 public void apply(XmlPullParser parser, int userId) 14044 throws XmlPullParserException, IOException { 14045 synchronized (mPackages) { 14046 mSettings.readPreferredActivitiesLPw(parser, userId); 14047 } 14048 } 14049 } ); 14050 } catch (Exception e) { 14051 if (DEBUG_BACKUP) { 14052 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14053 } 14054 } 14055 } 14056 14057 /** 14058 * Non-Binder method, support for the backup/restore mechanism: write the 14059 * default browser (etc) settings in its canonical XML format. Returns the default 14060 * browser XML representation as a byte array, or null if there is none. 14061 */ 14062 @Override 14063 public byte[] getDefaultAppsBackup(int userId) { 14064 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14065 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14066 } 14067 14068 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14069 try { 14070 final XmlSerializer serializer = new FastXmlSerializer(); 14071 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14072 serializer.startDocument(null, true); 14073 serializer.startTag(null, TAG_DEFAULT_APPS); 14074 14075 synchronized (mPackages) { 14076 mSettings.writeDefaultAppsLPr(serializer, userId); 14077 } 14078 14079 serializer.endTag(null, TAG_DEFAULT_APPS); 14080 serializer.endDocument(); 14081 serializer.flush(); 14082 } catch (Exception e) { 14083 if (DEBUG_BACKUP) { 14084 Slog.e(TAG, "Unable to write default apps for backup", e); 14085 } 14086 return null; 14087 } 14088 14089 return dataStream.toByteArray(); 14090 } 14091 14092 @Override 14093 public void restoreDefaultApps(byte[] backup, int userId) { 14094 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14095 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14096 } 14097 14098 try { 14099 final XmlPullParser parser = Xml.newPullParser(); 14100 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14101 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14102 new BlobXmlRestorer() { 14103 @Override 14104 public void apply(XmlPullParser parser, int userId) 14105 throws XmlPullParserException, IOException { 14106 synchronized (mPackages) { 14107 mSettings.readDefaultAppsLPw(parser, userId); 14108 } 14109 } 14110 } ); 14111 } catch (Exception e) { 14112 if (DEBUG_BACKUP) { 14113 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14114 } 14115 } 14116 } 14117 14118 @Override 14119 public byte[] getIntentFilterVerificationBackup(int userId) { 14120 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14121 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14122 } 14123 14124 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14125 try { 14126 final XmlSerializer serializer = new FastXmlSerializer(); 14127 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14128 serializer.startDocument(null, true); 14129 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14130 14131 synchronized (mPackages) { 14132 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14133 } 14134 14135 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14136 serializer.endDocument(); 14137 serializer.flush(); 14138 } catch (Exception e) { 14139 if (DEBUG_BACKUP) { 14140 Slog.e(TAG, "Unable to write default apps for backup", e); 14141 } 14142 return null; 14143 } 14144 14145 return dataStream.toByteArray(); 14146 } 14147 14148 @Override 14149 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14150 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14151 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14152 } 14153 14154 try { 14155 final XmlPullParser parser = Xml.newPullParser(); 14156 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14157 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14158 new BlobXmlRestorer() { 14159 @Override 14160 public void apply(XmlPullParser parser, int userId) 14161 throws XmlPullParserException, IOException { 14162 synchronized (mPackages) { 14163 mSettings.readAllDomainVerificationsLPr(parser, userId); 14164 mSettings.writeLPr(); 14165 } 14166 } 14167 } ); 14168 } catch (Exception e) { 14169 if (DEBUG_BACKUP) { 14170 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14171 } 14172 } 14173 } 14174 14175 @Override 14176 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14177 int sourceUserId, int targetUserId, int flags) { 14178 mContext.enforceCallingOrSelfPermission( 14179 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14180 int callingUid = Binder.getCallingUid(); 14181 enforceOwnerRights(ownerPackage, callingUid); 14182 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14183 if (intentFilter.countActions() == 0) { 14184 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14185 return; 14186 } 14187 synchronized (mPackages) { 14188 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14189 ownerPackage, targetUserId, flags); 14190 CrossProfileIntentResolver resolver = 14191 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14192 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14193 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14194 if (existing != null) { 14195 int size = existing.size(); 14196 for (int i = 0; i < size; i++) { 14197 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14198 return; 14199 } 14200 } 14201 } 14202 resolver.addFilter(newFilter); 14203 scheduleWritePackageRestrictionsLocked(sourceUserId); 14204 } 14205 } 14206 14207 @Override 14208 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14209 mContext.enforceCallingOrSelfPermission( 14210 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14211 int callingUid = Binder.getCallingUid(); 14212 enforceOwnerRights(ownerPackage, callingUid); 14213 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14214 synchronized (mPackages) { 14215 CrossProfileIntentResolver resolver = 14216 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14217 ArraySet<CrossProfileIntentFilter> set = 14218 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14219 for (CrossProfileIntentFilter filter : set) { 14220 if (filter.getOwnerPackage().equals(ownerPackage)) { 14221 resolver.removeFilter(filter); 14222 } 14223 } 14224 scheduleWritePackageRestrictionsLocked(sourceUserId); 14225 } 14226 } 14227 14228 // Enforcing that callingUid is owning pkg on userId 14229 private void enforceOwnerRights(String pkg, int callingUid) { 14230 // The system owns everything. 14231 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14232 return; 14233 } 14234 int callingUserId = UserHandle.getUserId(callingUid); 14235 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14236 if (pi == null) { 14237 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14238 + callingUserId); 14239 } 14240 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14241 throw new SecurityException("Calling uid " + callingUid 14242 + " does not own package " + pkg); 14243 } 14244 } 14245 14246 @Override 14247 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14248 Intent intent = new Intent(Intent.ACTION_MAIN); 14249 intent.addCategory(Intent.CATEGORY_HOME); 14250 14251 final int callingUserId = UserHandle.getCallingUserId(); 14252 List<ResolveInfo> list = queryIntentActivities(intent, null, 14253 PackageManager.GET_META_DATA, callingUserId); 14254 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14255 true, false, false, callingUserId); 14256 14257 allHomeCandidates.clear(); 14258 if (list != null) { 14259 for (ResolveInfo ri : list) { 14260 allHomeCandidates.add(ri); 14261 } 14262 } 14263 return (preferred == null || preferred.activityInfo == null) 14264 ? null 14265 : new ComponentName(preferred.activityInfo.packageName, 14266 preferred.activityInfo.name); 14267 } 14268 14269 @Override 14270 public void setApplicationEnabledSetting(String appPackageName, 14271 int newState, int flags, int userId, String callingPackage) { 14272 if (!sUserManager.exists(userId)) return; 14273 if (callingPackage == null) { 14274 callingPackage = Integer.toString(Binder.getCallingUid()); 14275 } 14276 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14277 } 14278 14279 @Override 14280 public void setComponentEnabledSetting(ComponentName componentName, 14281 int newState, int flags, int userId) { 14282 if (!sUserManager.exists(userId)) return; 14283 setEnabledSetting(componentName.getPackageName(), 14284 componentName.getClassName(), newState, flags, userId, null); 14285 } 14286 14287 private void setEnabledSetting(final String packageName, String className, int newState, 14288 final int flags, int userId, String callingPackage) { 14289 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14290 || newState == COMPONENT_ENABLED_STATE_ENABLED 14291 || newState == COMPONENT_ENABLED_STATE_DISABLED 14292 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14293 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14294 throw new IllegalArgumentException("Invalid new component state: " 14295 + newState); 14296 } 14297 PackageSetting pkgSetting; 14298 final int uid = Binder.getCallingUid(); 14299 final int permission = mContext.checkCallingOrSelfPermission( 14300 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14301 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14302 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14303 boolean sendNow = false; 14304 boolean isApp = (className == null); 14305 String componentName = isApp ? packageName : className; 14306 int packageUid = -1; 14307 ArrayList<String> components; 14308 14309 // writer 14310 synchronized (mPackages) { 14311 pkgSetting = mSettings.mPackages.get(packageName); 14312 if (pkgSetting == null) { 14313 if (className == null) { 14314 throw new IllegalArgumentException( 14315 "Unknown package: " + packageName); 14316 } 14317 throw new IllegalArgumentException( 14318 "Unknown component: " + packageName 14319 + "/" + className); 14320 } 14321 // Allow root and verify that userId is not being specified by a different user 14322 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14323 throw new SecurityException( 14324 "Permission Denial: attempt to change component state from pid=" 14325 + Binder.getCallingPid() 14326 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14327 } 14328 if (className == null) { 14329 // We're dealing with an application/package level state change 14330 if (pkgSetting.getEnabled(userId) == newState) { 14331 // Nothing to do 14332 return; 14333 } 14334 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14335 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14336 // Don't care about who enables an app. 14337 callingPackage = null; 14338 } 14339 pkgSetting.setEnabled(newState, userId, callingPackage); 14340 // pkgSetting.pkg.mSetEnabled = newState; 14341 } else { 14342 // We're dealing with a component level state change 14343 // First, verify that this is a valid class name. 14344 PackageParser.Package pkg = pkgSetting.pkg; 14345 if (pkg == null || !pkg.hasComponentClassName(className)) { 14346 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14347 throw new IllegalArgumentException("Component class " + className 14348 + " does not exist in " + packageName); 14349 } else { 14350 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14351 + className + " does not exist in " + packageName); 14352 } 14353 } 14354 switch (newState) { 14355 case COMPONENT_ENABLED_STATE_ENABLED: 14356 if (!pkgSetting.enableComponentLPw(className, userId)) { 14357 return; 14358 } 14359 break; 14360 case COMPONENT_ENABLED_STATE_DISABLED: 14361 if (!pkgSetting.disableComponentLPw(className, userId)) { 14362 return; 14363 } 14364 break; 14365 case COMPONENT_ENABLED_STATE_DEFAULT: 14366 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14367 return; 14368 } 14369 break; 14370 default: 14371 Slog.e(TAG, "Invalid new component state: " + newState); 14372 return; 14373 } 14374 } 14375 scheduleWritePackageRestrictionsLocked(userId); 14376 components = mPendingBroadcasts.get(userId, packageName); 14377 final boolean newPackage = components == null; 14378 if (newPackage) { 14379 components = new ArrayList<String>(); 14380 } 14381 if (!components.contains(componentName)) { 14382 components.add(componentName); 14383 } 14384 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14385 sendNow = true; 14386 // Purge entry from pending broadcast list if another one exists already 14387 // since we are sending one right away. 14388 mPendingBroadcasts.remove(userId, packageName); 14389 } else { 14390 if (newPackage) { 14391 mPendingBroadcasts.put(userId, packageName, components); 14392 } 14393 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14394 // Schedule a message 14395 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14396 } 14397 } 14398 } 14399 14400 long callingId = Binder.clearCallingIdentity(); 14401 try { 14402 if (sendNow) { 14403 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14404 sendPackageChangedBroadcast(packageName, 14405 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14406 } 14407 } finally { 14408 Binder.restoreCallingIdentity(callingId); 14409 } 14410 } 14411 14412 private void sendPackageChangedBroadcast(String packageName, 14413 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14414 if (DEBUG_INSTALL) 14415 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14416 + componentNames); 14417 Bundle extras = new Bundle(4); 14418 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14419 String nameList[] = new String[componentNames.size()]; 14420 componentNames.toArray(nameList); 14421 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14422 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14423 extras.putInt(Intent.EXTRA_UID, packageUid); 14424 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14425 new int[] {UserHandle.getUserId(packageUid)}); 14426 } 14427 14428 @Override 14429 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14430 if (!sUserManager.exists(userId)) return; 14431 final int uid = Binder.getCallingUid(); 14432 final int permission = mContext.checkCallingOrSelfPermission( 14433 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14434 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14435 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14436 // writer 14437 synchronized (mPackages) { 14438 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14439 allowedByPermission, uid, userId)) { 14440 scheduleWritePackageRestrictionsLocked(userId); 14441 } 14442 } 14443 } 14444 14445 @Override 14446 public String getInstallerPackageName(String packageName) { 14447 // reader 14448 synchronized (mPackages) { 14449 return mSettings.getInstallerPackageNameLPr(packageName); 14450 } 14451 } 14452 14453 @Override 14454 public int getApplicationEnabledSetting(String packageName, int userId) { 14455 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14456 int uid = Binder.getCallingUid(); 14457 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14458 // reader 14459 synchronized (mPackages) { 14460 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14461 } 14462 } 14463 14464 @Override 14465 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14466 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14467 int uid = Binder.getCallingUid(); 14468 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14469 // reader 14470 synchronized (mPackages) { 14471 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14472 } 14473 } 14474 14475 @Override 14476 public void enterSafeMode() { 14477 enforceSystemOrRoot("Only the system can request entering safe mode"); 14478 14479 if (!mSystemReady) { 14480 mSafeMode = true; 14481 } 14482 } 14483 14484 @Override 14485 public void systemReady() { 14486 mSystemReady = true; 14487 14488 // Read the compatibilty setting when the system is ready. 14489 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14490 mContext.getContentResolver(), 14491 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14492 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14493 if (DEBUG_SETTINGS) { 14494 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14495 } 14496 14497 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14498 14499 synchronized (mPackages) { 14500 // Verify that all of the preferred activity components actually 14501 // exist. It is possible for applications to be updated and at 14502 // that point remove a previously declared activity component that 14503 // had been set as a preferred activity. We try to clean this up 14504 // the next time we encounter that preferred activity, but it is 14505 // possible for the user flow to never be able to return to that 14506 // situation so here we do a sanity check to make sure we haven't 14507 // left any junk around. 14508 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14509 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14510 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14511 removed.clear(); 14512 for (PreferredActivity pa : pir.filterSet()) { 14513 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14514 removed.add(pa); 14515 } 14516 } 14517 if (removed.size() > 0) { 14518 for (int r=0; r<removed.size(); r++) { 14519 PreferredActivity pa = removed.get(r); 14520 Slog.w(TAG, "Removing dangling preferred activity: " 14521 + pa.mPref.mComponent); 14522 pir.removeFilter(pa); 14523 } 14524 mSettings.writePackageRestrictionsLPr( 14525 mSettings.mPreferredActivities.keyAt(i)); 14526 } 14527 } 14528 14529 for (int userId : UserManagerService.getInstance().getUserIds()) { 14530 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14531 grantPermissionsUserIds = ArrayUtils.appendInt( 14532 grantPermissionsUserIds, userId); 14533 } 14534 } 14535 } 14536 sUserManager.systemReady(); 14537 14538 // If we upgraded grant all default permissions before kicking off. 14539 for (int userId : grantPermissionsUserIds) { 14540 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14541 } 14542 14543 // Kick off any messages waiting for system ready 14544 if (mPostSystemReadyMessages != null) { 14545 for (Message msg : mPostSystemReadyMessages) { 14546 msg.sendToTarget(); 14547 } 14548 mPostSystemReadyMessages = null; 14549 } 14550 14551 // Watch for external volumes that come and go over time 14552 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14553 storage.registerListener(mStorageListener); 14554 14555 mInstallerService.systemReady(); 14556 mPackageDexOptimizer.systemReady(); 14557 14558 MountServiceInternal mountServiceInternal = LocalServices.getService( 14559 MountServiceInternal.class); 14560 mountServiceInternal.addExternalStoragePolicy( 14561 new MountServiceInternal.ExternalStorageMountPolicy() { 14562 @Override 14563 public int getMountMode(int uid, String packageName) { 14564 if (Process.isIsolated(uid)) { 14565 return Zygote.MOUNT_EXTERNAL_NONE; 14566 } 14567 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14568 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14569 } 14570 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14571 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14572 } 14573 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14574 return Zygote.MOUNT_EXTERNAL_READ; 14575 } 14576 return Zygote.MOUNT_EXTERNAL_WRITE; 14577 } 14578 14579 @Override 14580 public boolean hasExternalStorage(int uid, String packageName) { 14581 return true; 14582 } 14583 }); 14584 } 14585 14586 @Override 14587 public boolean isSafeMode() { 14588 return mSafeMode; 14589 } 14590 14591 @Override 14592 public boolean hasSystemUidErrors() { 14593 return mHasSystemUidErrors; 14594 } 14595 14596 static String arrayToString(int[] array) { 14597 StringBuffer buf = new StringBuffer(128); 14598 buf.append('['); 14599 if (array != null) { 14600 for (int i=0; i<array.length; i++) { 14601 if (i > 0) buf.append(", "); 14602 buf.append(array[i]); 14603 } 14604 } 14605 buf.append(']'); 14606 return buf.toString(); 14607 } 14608 14609 static class DumpState { 14610 public static final int DUMP_LIBS = 1 << 0; 14611 public static final int DUMP_FEATURES = 1 << 1; 14612 public static final int DUMP_RESOLVERS = 1 << 2; 14613 public static final int DUMP_PERMISSIONS = 1 << 3; 14614 public static final int DUMP_PACKAGES = 1 << 4; 14615 public static final int DUMP_SHARED_USERS = 1 << 5; 14616 public static final int DUMP_MESSAGES = 1 << 6; 14617 public static final int DUMP_PROVIDERS = 1 << 7; 14618 public static final int DUMP_VERIFIERS = 1 << 8; 14619 public static final int DUMP_PREFERRED = 1 << 9; 14620 public static final int DUMP_PREFERRED_XML = 1 << 10; 14621 public static final int DUMP_KEYSETS = 1 << 11; 14622 public static final int DUMP_VERSION = 1 << 12; 14623 public static final int DUMP_INSTALLS = 1 << 13; 14624 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14625 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14626 14627 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14628 14629 private int mTypes; 14630 14631 private int mOptions; 14632 14633 private boolean mTitlePrinted; 14634 14635 private SharedUserSetting mSharedUser; 14636 14637 public boolean isDumping(int type) { 14638 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14639 return true; 14640 } 14641 14642 return (mTypes & type) != 0; 14643 } 14644 14645 public void setDump(int type) { 14646 mTypes |= type; 14647 } 14648 14649 public boolean isOptionEnabled(int option) { 14650 return (mOptions & option) != 0; 14651 } 14652 14653 public void setOptionEnabled(int option) { 14654 mOptions |= option; 14655 } 14656 14657 public boolean onTitlePrinted() { 14658 final boolean printed = mTitlePrinted; 14659 mTitlePrinted = true; 14660 return printed; 14661 } 14662 14663 public boolean getTitlePrinted() { 14664 return mTitlePrinted; 14665 } 14666 14667 public void setTitlePrinted(boolean enabled) { 14668 mTitlePrinted = enabled; 14669 } 14670 14671 public SharedUserSetting getSharedUser() { 14672 return mSharedUser; 14673 } 14674 14675 public void setSharedUser(SharedUserSetting user) { 14676 mSharedUser = user; 14677 } 14678 } 14679 14680 @Override 14681 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14682 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14683 != PackageManager.PERMISSION_GRANTED) { 14684 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14685 + Binder.getCallingPid() 14686 + ", uid=" + Binder.getCallingUid() 14687 + " without permission " 14688 + android.Manifest.permission.DUMP); 14689 return; 14690 } 14691 14692 DumpState dumpState = new DumpState(); 14693 boolean fullPreferred = false; 14694 boolean checkin = false; 14695 14696 String packageName = null; 14697 ArraySet<String> permissionNames = null; 14698 14699 int opti = 0; 14700 while (opti < args.length) { 14701 String opt = args[opti]; 14702 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14703 break; 14704 } 14705 opti++; 14706 14707 if ("-a".equals(opt)) { 14708 // Right now we only know how to print all. 14709 } else if ("-h".equals(opt)) { 14710 pw.println("Package manager dump options:"); 14711 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14712 pw.println(" --checkin: dump for a checkin"); 14713 pw.println(" -f: print details of intent filters"); 14714 pw.println(" -h: print this help"); 14715 pw.println(" cmd may be one of:"); 14716 pw.println(" l[ibraries]: list known shared libraries"); 14717 pw.println(" f[ibraries]: list device features"); 14718 pw.println(" k[eysets]: print known keysets"); 14719 pw.println(" r[esolvers]: dump intent resolvers"); 14720 pw.println(" perm[issions]: dump permissions"); 14721 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14722 pw.println(" pref[erred]: print preferred package settings"); 14723 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14724 pw.println(" prov[iders]: dump content providers"); 14725 pw.println(" p[ackages]: dump installed packages"); 14726 pw.println(" s[hared-users]: dump shared user IDs"); 14727 pw.println(" m[essages]: print collected runtime messages"); 14728 pw.println(" v[erifiers]: print package verifier info"); 14729 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14730 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14731 pw.println(" version: print database version info"); 14732 pw.println(" write: write current settings now"); 14733 pw.println(" installs: details about install sessions"); 14734 pw.println(" <package.name>: info about given package"); 14735 return; 14736 } else if ("--checkin".equals(opt)) { 14737 checkin = true; 14738 } else if ("-f".equals(opt)) { 14739 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14740 } else { 14741 pw.println("Unknown argument: " + opt + "; use -h for help"); 14742 } 14743 } 14744 14745 // Is the caller requesting to dump a particular piece of data? 14746 if (opti < args.length) { 14747 String cmd = args[opti]; 14748 opti++; 14749 // Is this a package name? 14750 if ("android".equals(cmd) || cmd.contains(".")) { 14751 packageName = cmd; 14752 // When dumping a single package, we always dump all of its 14753 // filter information since the amount of data will be reasonable. 14754 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14755 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14756 dumpState.setDump(DumpState.DUMP_LIBS); 14757 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14758 dumpState.setDump(DumpState.DUMP_FEATURES); 14759 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14760 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14761 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14762 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14763 } else if ("permission".equals(cmd)) { 14764 if (opti >= args.length) { 14765 pw.println("Error: permission requires permission name"); 14766 return; 14767 } 14768 permissionNames = new ArraySet<>(); 14769 while (opti < args.length) { 14770 permissionNames.add(args[opti]); 14771 opti++; 14772 } 14773 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14774 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14775 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14776 dumpState.setDump(DumpState.DUMP_PREFERRED); 14777 } else if ("preferred-xml".equals(cmd)) { 14778 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14779 if (opti < args.length && "--full".equals(args[opti])) { 14780 fullPreferred = true; 14781 opti++; 14782 } 14783 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14784 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14785 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14786 dumpState.setDump(DumpState.DUMP_PACKAGES); 14787 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14788 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14789 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14790 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14791 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14792 dumpState.setDump(DumpState.DUMP_MESSAGES); 14793 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14794 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14795 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14796 || "intent-filter-verifiers".equals(cmd)) { 14797 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14798 } else if ("version".equals(cmd)) { 14799 dumpState.setDump(DumpState.DUMP_VERSION); 14800 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14801 dumpState.setDump(DumpState.DUMP_KEYSETS); 14802 } else if ("installs".equals(cmd)) { 14803 dumpState.setDump(DumpState.DUMP_INSTALLS); 14804 } else if ("write".equals(cmd)) { 14805 synchronized (mPackages) { 14806 mSettings.writeLPr(); 14807 pw.println("Settings written."); 14808 return; 14809 } 14810 } 14811 } 14812 14813 if (checkin) { 14814 pw.println("vers,1"); 14815 } 14816 14817 // reader 14818 synchronized (mPackages) { 14819 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14820 if (!checkin) { 14821 if (dumpState.onTitlePrinted()) 14822 pw.println(); 14823 pw.println("Database versions:"); 14824 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14825 } 14826 } 14827 14828 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14829 if (!checkin) { 14830 if (dumpState.onTitlePrinted()) 14831 pw.println(); 14832 pw.println("Verifiers:"); 14833 pw.print(" Required: "); 14834 pw.print(mRequiredVerifierPackage); 14835 pw.print(" (uid="); 14836 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14837 pw.println(")"); 14838 } else if (mRequiredVerifierPackage != null) { 14839 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14840 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14841 } 14842 } 14843 14844 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14845 packageName == null) { 14846 if (mIntentFilterVerifierComponent != null) { 14847 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14848 if (!checkin) { 14849 if (dumpState.onTitlePrinted()) 14850 pw.println(); 14851 pw.println("Intent Filter Verifier:"); 14852 pw.print(" Using: "); 14853 pw.print(verifierPackageName); 14854 pw.print(" (uid="); 14855 pw.print(getPackageUid(verifierPackageName, 0)); 14856 pw.println(")"); 14857 } else if (verifierPackageName != null) { 14858 pw.print("ifv,"); pw.print(verifierPackageName); 14859 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14860 } 14861 } else { 14862 pw.println(); 14863 pw.println("No Intent Filter Verifier available!"); 14864 } 14865 } 14866 14867 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14868 boolean printedHeader = false; 14869 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14870 while (it.hasNext()) { 14871 String name = it.next(); 14872 SharedLibraryEntry ent = mSharedLibraries.get(name); 14873 if (!checkin) { 14874 if (!printedHeader) { 14875 if (dumpState.onTitlePrinted()) 14876 pw.println(); 14877 pw.println("Libraries:"); 14878 printedHeader = true; 14879 } 14880 pw.print(" "); 14881 } else { 14882 pw.print("lib,"); 14883 } 14884 pw.print(name); 14885 if (!checkin) { 14886 pw.print(" -> "); 14887 } 14888 if (ent.path != null) { 14889 if (!checkin) { 14890 pw.print("(jar) "); 14891 pw.print(ent.path); 14892 } else { 14893 pw.print(",jar,"); 14894 pw.print(ent.path); 14895 } 14896 } else { 14897 if (!checkin) { 14898 pw.print("(apk) "); 14899 pw.print(ent.apk); 14900 } else { 14901 pw.print(",apk,"); 14902 pw.print(ent.apk); 14903 } 14904 } 14905 pw.println(); 14906 } 14907 } 14908 14909 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14910 if (dumpState.onTitlePrinted()) 14911 pw.println(); 14912 if (!checkin) { 14913 pw.println("Features:"); 14914 } 14915 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14916 while (it.hasNext()) { 14917 String name = it.next(); 14918 if (!checkin) { 14919 pw.print(" "); 14920 } else { 14921 pw.print("feat,"); 14922 } 14923 pw.println(name); 14924 } 14925 } 14926 14927 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14928 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14929 : "Activity Resolver Table:", " ", packageName, 14930 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14931 dumpState.setTitlePrinted(true); 14932 } 14933 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14934 : "Receiver Resolver Table:", " ", packageName, 14935 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14936 dumpState.setTitlePrinted(true); 14937 } 14938 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14939 : "Service Resolver Table:", " ", packageName, 14940 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14941 dumpState.setTitlePrinted(true); 14942 } 14943 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14944 : "Provider Resolver Table:", " ", packageName, 14945 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14946 dumpState.setTitlePrinted(true); 14947 } 14948 } 14949 14950 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14951 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14952 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14953 int user = mSettings.mPreferredActivities.keyAt(i); 14954 if (pir.dump(pw, 14955 dumpState.getTitlePrinted() 14956 ? "\nPreferred Activities User " + user + ":" 14957 : "Preferred Activities User " + user + ":", " ", 14958 packageName, true, false)) { 14959 dumpState.setTitlePrinted(true); 14960 } 14961 } 14962 } 14963 14964 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14965 pw.flush(); 14966 FileOutputStream fout = new FileOutputStream(fd); 14967 BufferedOutputStream str = new BufferedOutputStream(fout); 14968 XmlSerializer serializer = new FastXmlSerializer(); 14969 try { 14970 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14971 serializer.startDocument(null, true); 14972 serializer.setFeature( 14973 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14974 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14975 serializer.endDocument(); 14976 serializer.flush(); 14977 } catch (IllegalArgumentException e) { 14978 pw.println("Failed writing: " + e); 14979 } catch (IllegalStateException e) { 14980 pw.println("Failed writing: " + e); 14981 } catch (IOException e) { 14982 pw.println("Failed writing: " + e); 14983 } 14984 } 14985 14986 if (!checkin 14987 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14988 && packageName == null) { 14989 pw.println(); 14990 int count = mSettings.mPackages.size(); 14991 if (count == 0) { 14992 pw.println("No applications!"); 14993 pw.println(); 14994 } else { 14995 final String prefix = " "; 14996 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14997 if (allPackageSettings.size() == 0) { 14998 pw.println("No domain preferred apps!"); 14999 pw.println(); 15000 } else { 15001 pw.println("App verification status:"); 15002 pw.println(); 15003 count = 0; 15004 for (PackageSetting ps : allPackageSettings) { 15005 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15006 if (ivi == null || ivi.getPackageName() == null) continue; 15007 pw.println(prefix + "Package: " + ivi.getPackageName()); 15008 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15009 pw.println(prefix + "Status: " + ivi.getStatusString()); 15010 pw.println(); 15011 count++; 15012 } 15013 if (count == 0) { 15014 pw.println(prefix + "No app verification established."); 15015 pw.println(); 15016 } 15017 for (int userId : sUserManager.getUserIds()) { 15018 pw.println("App linkages for user " + userId + ":"); 15019 pw.println(); 15020 count = 0; 15021 for (PackageSetting ps : allPackageSettings) { 15022 final long status = ps.getDomainVerificationStatusForUser(userId); 15023 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15024 continue; 15025 } 15026 pw.println(prefix + "Package: " + ps.name); 15027 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15028 String statusStr = IntentFilterVerificationInfo. 15029 getStatusStringFromValue(status); 15030 pw.println(prefix + "Status: " + statusStr); 15031 pw.println(); 15032 count++; 15033 } 15034 if (count == 0) { 15035 pw.println(prefix + "No configured app linkages."); 15036 pw.println(); 15037 } 15038 } 15039 } 15040 } 15041 } 15042 15043 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15044 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15045 if (packageName == null && permissionNames == null) { 15046 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15047 if (iperm == 0) { 15048 if (dumpState.onTitlePrinted()) 15049 pw.println(); 15050 pw.println("AppOp Permissions:"); 15051 } 15052 pw.print(" AppOp Permission "); 15053 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15054 pw.println(":"); 15055 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15056 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15057 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15058 } 15059 } 15060 } 15061 } 15062 15063 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15064 boolean printedSomething = false; 15065 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15066 if (packageName != null && !packageName.equals(p.info.packageName)) { 15067 continue; 15068 } 15069 if (!printedSomething) { 15070 if (dumpState.onTitlePrinted()) 15071 pw.println(); 15072 pw.println("Registered ContentProviders:"); 15073 printedSomething = true; 15074 } 15075 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15076 pw.print(" "); pw.println(p.toString()); 15077 } 15078 printedSomething = false; 15079 for (Map.Entry<String, PackageParser.Provider> entry : 15080 mProvidersByAuthority.entrySet()) { 15081 PackageParser.Provider p = entry.getValue(); 15082 if (packageName != null && !packageName.equals(p.info.packageName)) { 15083 continue; 15084 } 15085 if (!printedSomething) { 15086 if (dumpState.onTitlePrinted()) 15087 pw.println(); 15088 pw.println("ContentProvider Authorities:"); 15089 printedSomething = true; 15090 } 15091 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15092 pw.print(" "); pw.println(p.toString()); 15093 if (p.info != null && p.info.applicationInfo != null) { 15094 final String appInfo = p.info.applicationInfo.toString(); 15095 pw.print(" applicationInfo="); pw.println(appInfo); 15096 } 15097 } 15098 } 15099 15100 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15101 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15102 } 15103 15104 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15105 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15106 } 15107 15108 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15109 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15110 } 15111 15112 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15113 // XXX should handle packageName != null by dumping only install data that 15114 // the given package is involved with. 15115 if (dumpState.onTitlePrinted()) pw.println(); 15116 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15117 } 15118 15119 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15120 if (dumpState.onTitlePrinted()) pw.println(); 15121 mSettings.dumpReadMessagesLPr(pw, dumpState); 15122 15123 pw.println(); 15124 pw.println("Package warning messages:"); 15125 BufferedReader in = null; 15126 String line = null; 15127 try { 15128 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15129 while ((line = in.readLine()) != null) { 15130 if (line.contains("ignored: updated version")) continue; 15131 pw.println(line); 15132 } 15133 } catch (IOException ignored) { 15134 } finally { 15135 IoUtils.closeQuietly(in); 15136 } 15137 } 15138 15139 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15140 BufferedReader in = null; 15141 String line = null; 15142 try { 15143 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15144 while ((line = in.readLine()) != null) { 15145 if (line.contains("ignored: updated version")) continue; 15146 pw.print("msg,"); 15147 pw.println(line); 15148 } 15149 } catch (IOException ignored) { 15150 } finally { 15151 IoUtils.closeQuietly(in); 15152 } 15153 } 15154 } 15155 } 15156 15157 private String dumpDomainString(String packageName) { 15158 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15159 List<IntentFilter> filters = getAllIntentFilters(packageName); 15160 15161 ArraySet<String> result = new ArraySet<>(); 15162 if (iviList.size() > 0) { 15163 for (IntentFilterVerificationInfo ivi : iviList) { 15164 for (String host : ivi.getDomains()) { 15165 result.add(host); 15166 } 15167 } 15168 } 15169 if (filters != null && filters.size() > 0) { 15170 for (IntentFilter filter : filters) { 15171 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15172 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15173 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15174 result.addAll(filter.getHostsList()); 15175 } 15176 } 15177 } 15178 15179 StringBuilder sb = new StringBuilder(result.size() * 16); 15180 for (String domain : result) { 15181 if (sb.length() > 0) sb.append(" "); 15182 sb.append(domain); 15183 } 15184 return sb.toString(); 15185 } 15186 15187 // ------- apps on sdcard specific code ------- 15188 static final boolean DEBUG_SD_INSTALL = false; 15189 15190 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15191 15192 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15193 15194 private boolean mMediaMounted = false; 15195 15196 static String getEncryptKey() { 15197 try { 15198 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15199 SD_ENCRYPTION_KEYSTORE_NAME); 15200 if (sdEncKey == null) { 15201 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15202 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15203 if (sdEncKey == null) { 15204 Slog.e(TAG, "Failed to create encryption keys"); 15205 return null; 15206 } 15207 } 15208 return sdEncKey; 15209 } catch (NoSuchAlgorithmException nsae) { 15210 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15211 return null; 15212 } catch (IOException ioe) { 15213 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15214 return null; 15215 } 15216 } 15217 15218 /* 15219 * Update media status on PackageManager. 15220 */ 15221 @Override 15222 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15223 int callingUid = Binder.getCallingUid(); 15224 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15225 throw new SecurityException("Media status can only be updated by the system"); 15226 } 15227 // reader; this apparently protects mMediaMounted, but should probably 15228 // be a different lock in that case. 15229 synchronized (mPackages) { 15230 Log.i(TAG, "Updating external media status from " 15231 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15232 + (mediaStatus ? "mounted" : "unmounted")); 15233 if (DEBUG_SD_INSTALL) 15234 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15235 + ", mMediaMounted=" + mMediaMounted); 15236 if (mediaStatus == mMediaMounted) { 15237 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15238 : 0, -1); 15239 mHandler.sendMessage(msg); 15240 return; 15241 } 15242 mMediaMounted = mediaStatus; 15243 } 15244 // Queue up an async operation since the package installation may take a 15245 // little while. 15246 mHandler.post(new Runnable() { 15247 public void run() { 15248 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15249 } 15250 }); 15251 } 15252 15253 /** 15254 * Called by MountService when the initial ASECs to scan are available. 15255 * Should block until all the ASEC containers are finished being scanned. 15256 */ 15257 public void scanAvailableAsecs() { 15258 updateExternalMediaStatusInner(true, false, false); 15259 if (mShouldRestoreconData) { 15260 SELinuxMMAC.setRestoreconDone(); 15261 mShouldRestoreconData = false; 15262 } 15263 } 15264 15265 /* 15266 * Collect information of applications on external media, map them against 15267 * existing containers and update information based on current mount status. 15268 * Please note that we always have to report status if reportStatus has been 15269 * set to true especially when unloading packages. 15270 */ 15271 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15272 boolean externalStorage) { 15273 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15274 int[] uidArr = EmptyArray.INT; 15275 15276 final String[] list = PackageHelper.getSecureContainerList(); 15277 if (ArrayUtils.isEmpty(list)) { 15278 Log.i(TAG, "No secure containers found"); 15279 } else { 15280 // Process list of secure containers and categorize them 15281 // as active or stale based on their package internal state. 15282 15283 // reader 15284 synchronized (mPackages) { 15285 for (String cid : list) { 15286 // Leave stages untouched for now; installer service owns them 15287 if (PackageInstallerService.isStageName(cid)) continue; 15288 15289 if (DEBUG_SD_INSTALL) 15290 Log.i(TAG, "Processing container " + cid); 15291 String pkgName = getAsecPackageName(cid); 15292 if (pkgName == null) { 15293 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15294 continue; 15295 } 15296 if (DEBUG_SD_INSTALL) 15297 Log.i(TAG, "Looking for pkg : " + pkgName); 15298 15299 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15300 if (ps == null) { 15301 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15302 continue; 15303 } 15304 15305 /* 15306 * Skip packages that are not external if we're unmounting 15307 * external storage. 15308 */ 15309 if (externalStorage && !isMounted && !isExternal(ps)) { 15310 continue; 15311 } 15312 15313 final AsecInstallArgs args = new AsecInstallArgs(cid, 15314 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15315 // The package status is changed only if the code path 15316 // matches between settings and the container id. 15317 if (ps.codePathString != null 15318 && ps.codePathString.startsWith(args.getCodePath())) { 15319 if (DEBUG_SD_INSTALL) { 15320 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15321 + " at code path: " + ps.codePathString); 15322 } 15323 15324 // We do have a valid package installed on sdcard 15325 processCids.put(args, ps.codePathString); 15326 final int uid = ps.appId; 15327 if (uid != -1) { 15328 uidArr = ArrayUtils.appendInt(uidArr, uid); 15329 } 15330 } else { 15331 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15332 + ps.codePathString); 15333 } 15334 } 15335 } 15336 15337 Arrays.sort(uidArr); 15338 } 15339 15340 // Process packages with valid entries. 15341 if (isMounted) { 15342 if (DEBUG_SD_INSTALL) 15343 Log.i(TAG, "Loading packages"); 15344 loadMediaPackages(processCids, uidArr); 15345 startCleaningPackages(); 15346 mInstallerService.onSecureContainersAvailable(); 15347 } else { 15348 if (DEBUG_SD_INSTALL) 15349 Log.i(TAG, "Unloading packages"); 15350 unloadMediaPackages(processCids, uidArr, reportStatus); 15351 } 15352 } 15353 15354 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15355 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15356 final int size = infos.size(); 15357 final String[] packageNames = new String[size]; 15358 final int[] packageUids = new int[size]; 15359 for (int i = 0; i < size; i++) { 15360 final ApplicationInfo info = infos.get(i); 15361 packageNames[i] = info.packageName; 15362 packageUids[i] = info.uid; 15363 } 15364 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15365 finishedReceiver); 15366 } 15367 15368 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15369 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15370 sendResourcesChangedBroadcast(mediaStatus, replacing, 15371 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15372 } 15373 15374 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15375 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15376 int size = pkgList.length; 15377 if (size > 0) { 15378 // Send broadcasts here 15379 Bundle extras = new Bundle(); 15380 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15381 if (uidArr != null) { 15382 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15383 } 15384 if (replacing) { 15385 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15386 } 15387 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15388 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15389 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15390 } 15391 } 15392 15393 /* 15394 * Look at potentially valid container ids from processCids If package 15395 * information doesn't match the one on record or package scanning fails, 15396 * the cid is added to list of removeCids. We currently don't delete stale 15397 * containers. 15398 */ 15399 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15400 ArrayList<String> pkgList = new ArrayList<String>(); 15401 Set<AsecInstallArgs> keys = processCids.keySet(); 15402 15403 for (AsecInstallArgs args : keys) { 15404 String codePath = processCids.get(args); 15405 if (DEBUG_SD_INSTALL) 15406 Log.i(TAG, "Loading container : " + args.cid); 15407 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15408 try { 15409 // Make sure there are no container errors first. 15410 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15411 Slog.e(TAG, "Failed to mount cid : " + args.cid 15412 + " when installing from sdcard"); 15413 continue; 15414 } 15415 // Check code path here. 15416 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15417 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15418 + " does not match one in settings " + codePath); 15419 continue; 15420 } 15421 // Parse package 15422 int parseFlags = mDefParseFlags; 15423 if (args.isExternalAsec()) { 15424 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15425 } 15426 if (args.isFwdLocked()) { 15427 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15428 } 15429 15430 synchronized (mInstallLock) { 15431 PackageParser.Package pkg = null; 15432 try { 15433 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15434 } catch (PackageManagerException e) { 15435 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15436 } 15437 // Scan the package 15438 if (pkg != null) { 15439 /* 15440 * TODO why is the lock being held? doPostInstall is 15441 * called in other places without the lock. This needs 15442 * to be straightened out. 15443 */ 15444 // writer 15445 synchronized (mPackages) { 15446 retCode = PackageManager.INSTALL_SUCCEEDED; 15447 pkgList.add(pkg.packageName); 15448 // Post process args 15449 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15450 pkg.applicationInfo.uid); 15451 } 15452 } else { 15453 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15454 } 15455 } 15456 15457 } finally { 15458 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15459 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15460 } 15461 } 15462 } 15463 // writer 15464 synchronized (mPackages) { 15465 // If the platform SDK has changed since the last time we booted, 15466 // we need to re-grant app permission to catch any new ones that 15467 // appear. This is really a hack, and means that apps can in some 15468 // cases get permissions that the user didn't initially explicitly 15469 // allow... it would be nice to have some better way to handle 15470 // this situation. 15471 final VersionInfo ver = mSettings.getExternalVersion(); 15472 15473 int updateFlags = UPDATE_PERMISSIONS_ALL; 15474 if (ver.sdkVersion != mSdkVersion) { 15475 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15476 + mSdkVersion + "; regranting permissions for external"); 15477 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15478 } 15479 updatePermissionsLPw(null, null, updateFlags); 15480 15481 // Yay, everything is now upgraded 15482 ver.forceCurrent(); 15483 15484 // can downgrade to reader 15485 // Persist settings 15486 mSettings.writeLPr(); 15487 } 15488 // Send a broadcast to let everyone know we are done processing 15489 if (pkgList.size() > 0) { 15490 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15491 } 15492 } 15493 15494 /* 15495 * Utility method to unload a list of specified containers 15496 */ 15497 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15498 // Just unmount all valid containers. 15499 for (AsecInstallArgs arg : cidArgs) { 15500 synchronized (mInstallLock) { 15501 arg.doPostDeleteLI(false); 15502 } 15503 } 15504 } 15505 15506 /* 15507 * Unload packages mounted on external media. This involves deleting package 15508 * data from internal structures, sending broadcasts about diabled packages, 15509 * gc'ing to free up references, unmounting all secure containers 15510 * corresponding to packages on external media, and posting a 15511 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15512 * that we always have to post this message if status has been requested no 15513 * matter what. 15514 */ 15515 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15516 final boolean reportStatus) { 15517 if (DEBUG_SD_INSTALL) 15518 Log.i(TAG, "unloading media packages"); 15519 ArrayList<String> pkgList = new ArrayList<String>(); 15520 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15521 final Set<AsecInstallArgs> keys = processCids.keySet(); 15522 for (AsecInstallArgs args : keys) { 15523 String pkgName = args.getPackageName(); 15524 if (DEBUG_SD_INSTALL) 15525 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15526 // Delete package internally 15527 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15528 synchronized (mInstallLock) { 15529 boolean res = deletePackageLI(pkgName, null, false, null, null, 15530 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15531 if (res) { 15532 pkgList.add(pkgName); 15533 } else { 15534 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15535 failedList.add(args); 15536 } 15537 } 15538 } 15539 15540 // reader 15541 synchronized (mPackages) { 15542 // We didn't update the settings after removing each package; 15543 // write them now for all packages. 15544 mSettings.writeLPr(); 15545 } 15546 15547 // We have to absolutely send UPDATED_MEDIA_STATUS only 15548 // after confirming that all the receivers processed the ordered 15549 // broadcast when packages get disabled, force a gc to clean things up. 15550 // and unload all the containers. 15551 if (pkgList.size() > 0) { 15552 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15553 new IIntentReceiver.Stub() { 15554 public void performReceive(Intent intent, int resultCode, String data, 15555 Bundle extras, boolean ordered, boolean sticky, 15556 int sendingUser) throws RemoteException { 15557 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15558 reportStatus ? 1 : 0, 1, keys); 15559 mHandler.sendMessage(msg); 15560 } 15561 }); 15562 } else { 15563 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15564 keys); 15565 mHandler.sendMessage(msg); 15566 } 15567 } 15568 15569 private void loadPrivatePackages(VolumeInfo vol) { 15570 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15571 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15572 synchronized (mInstallLock) { 15573 synchronized (mPackages) { 15574 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15575 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15576 for (PackageSetting ps : packages) { 15577 final PackageParser.Package pkg; 15578 try { 15579 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15580 loaded.add(pkg.applicationInfo); 15581 } catch (PackageManagerException e) { 15582 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15583 } 15584 15585 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15586 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15587 } 15588 } 15589 15590 int updateFlags = UPDATE_PERMISSIONS_ALL; 15591 if (ver.sdkVersion != mSdkVersion) { 15592 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15593 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15594 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15595 } 15596 updatePermissionsLPw(null, null, updateFlags); 15597 15598 // Yay, everything is now upgraded 15599 ver.forceCurrent(); 15600 15601 mSettings.writeLPr(); 15602 } 15603 } 15604 15605 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15606 sendResourcesChangedBroadcast(true, false, loaded, null); 15607 } 15608 15609 private void unloadPrivatePackages(VolumeInfo vol) { 15610 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15611 synchronized (mInstallLock) { 15612 synchronized (mPackages) { 15613 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15614 for (PackageSetting ps : packages) { 15615 if (ps.pkg == null) continue; 15616 15617 final ApplicationInfo info = ps.pkg.applicationInfo; 15618 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15619 if (deletePackageLI(ps.name, null, false, null, null, 15620 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15621 unloaded.add(info); 15622 } else { 15623 Slog.w(TAG, "Failed to unload " + ps.codePath); 15624 } 15625 } 15626 15627 mSettings.writeLPr(); 15628 } 15629 } 15630 15631 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15632 sendResourcesChangedBroadcast(false, false, unloaded, null); 15633 } 15634 15635 /** 15636 * Examine all users present on given mounted volume, and destroy data 15637 * belonging to users that are no longer valid, or whose user ID has been 15638 * recycled. 15639 */ 15640 private void reconcileUsers(String volumeUuid) { 15641 final File[] files = FileUtils 15642 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15643 for (File file : files) { 15644 if (!file.isDirectory()) continue; 15645 15646 final int userId; 15647 final UserInfo info; 15648 try { 15649 userId = Integer.parseInt(file.getName()); 15650 info = sUserManager.getUserInfo(userId); 15651 } catch (NumberFormatException e) { 15652 Slog.w(TAG, "Invalid user directory " + file); 15653 continue; 15654 } 15655 15656 boolean destroyUser = false; 15657 if (info == null) { 15658 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15659 + " because no matching user was found"); 15660 destroyUser = true; 15661 } else { 15662 try { 15663 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15664 } catch (IOException e) { 15665 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15666 + " because we failed to enforce serial number: " + e); 15667 destroyUser = true; 15668 } 15669 } 15670 15671 if (destroyUser) { 15672 synchronized (mInstallLock) { 15673 mInstaller.removeUserDataDirs(volumeUuid, userId); 15674 } 15675 } 15676 } 15677 15678 final UserManager um = mContext.getSystemService(UserManager.class); 15679 for (UserInfo user : um.getUsers()) { 15680 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15681 if (userDir.exists()) continue; 15682 15683 try { 15684 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15685 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15686 } catch (IOException e) { 15687 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15688 } 15689 } 15690 } 15691 15692 /** 15693 * Examine all apps present on given mounted volume, and destroy apps that 15694 * aren't expected, either due to uninstallation or reinstallation on 15695 * another volume. 15696 */ 15697 private void reconcileApps(String volumeUuid) { 15698 final File[] files = FileUtils 15699 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15700 for (File file : files) { 15701 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15702 && !PackageInstallerService.isStageName(file.getName()); 15703 if (!isPackage) { 15704 // Ignore entries which are not packages 15705 continue; 15706 } 15707 15708 boolean destroyApp = false; 15709 String packageName = null; 15710 try { 15711 final PackageLite pkg = PackageParser.parsePackageLite(file, 15712 PackageParser.PARSE_MUST_BE_APK); 15713 packageName = pkg.packageName; 15714 15715 synchronized (mPackages) { 15716 final PackageSetting ps = mSettings.mPackages.get(packageName); 15717 if (ps == null) { 15718 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15719 + volumeUuid + " because we found no install record"); 15720 destroyApp = true; 15721 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15722 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15723 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15724 destroyApp = true; 15725 } 15726 } 15727 15728 } catch (PackageParserException e) { 15729 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15730 destroyApp = true; 15731 } 15732 15733 if (destroyApp) { 15734 synchronized (mInstallLock) { 15735 if (packageName != null) { 15736 removeDataDirsLI(volumeUuid, packageName); 15737 } 15738 if (file.isDirectory()) { 15739 mInstaller.rmPackageDir(file.getAbsolutePath()); 15740 } else { 15741 file.delete(); 15742 } 15743 } 15744 } 15745 } 15746 } 15747 15748 private void unfreezePackage(String packageName) { 15749 synchronized (mPackages) { 15750 final PackageSetting ps = mSettings.mPackages.get(packageName); 15751 if (ps != null) { 15752 ps.frozen = false; 15753 } 15754 } 15755 } 15756 15757 @Override 15758 public int movePackage(final String packageName, final String volumeUuid) { 15759 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15760 15761 final int moveId = mNextMoveId.getAndIncrement(); 15762 try { 15763 movePackageInternal(packageName, volumeUuid, moveId); 15764 } catch (PackageManagerException e) { 15765 Slog.w(TAG, "Failed to move " + packageName, e); 15766 mMoveCallbacks.notifyStatusChanged(moveId, 15767 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15768 } 15769 return moveId; 15770 } 15771 15772 private void movePackageInternal(final String packageName, final String volumeUuid, 15773 final int moveId) throws PackageManagerException { 15774 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15775 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15776 final PackageManager pm = mContext.getPackageManager(); 15777 15778 final boolean currentAsec; 15779 final String currentVolumeUuid; 15780 final File codeFile; 15781 final String installerPackageName; 15782 final String packageAbiOverride; 15783 final int appId; 15784 final String seinfo; 15785 final String label; 15786 15787 // reader 15788 synchronized (mPackages) { 15789 final PackageParser.Package pkg = mPackages.get(packageName); 15790 final PackageSetting ps = mSettings.mPackages.get(packageName); 15791 if (pkg == null || ps == null) { 15792 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15793 } 15794 15795 if (pkg.applicationInfo.isSystemApp()) { 15796 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15797 "Cannot move system application"); 15798 } 15799 15800 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15801 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15802 "Package already moved to " + volumeUuid); 15803 } 15804 15805 final File probe = new File(pkg.codePath); 15806 final File probeOat = new File(probe, "oat"); 15807 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15808 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15809 "Move only supported for modern cluster style installs"); 15810 } 15811 15812 if (ps.frozen) { 15813 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15814 "Failed to move already frozen package"); 15815 } 15816 ps.frozen = true; 15817 15818 currentAsec = pkg.applicationInfo.isForwardLocked() 15819 || pkg.applicationInfo.isExternalAsec(); 15820 currentVolumeUuid = ps.volumeUuid; 15821 codeFile = new File(pkg.codePath); 15822 installerPackageName = ps.installerPackageName; 15823 packageAbiOverride = ps.cpuAbiOverrideString; 15824 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15825 seinfo = pkg.applicationInfo.seinfo; 15826 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15827 } 15828 15829 // Now that we're guarded by frozen state, kill app during move 15830 final long token = Binder.clearCallingIdentity(); 15831 try { 15832 killApplication(packageName, appId, "move pkg"); 15833 } finally { 15834 Binder.restoreCallingIdentity(token); 15835 } 15836 15837 final Bundle extras = new Bundle(); 15838 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15839 extras.putString(Intent.EXTRA_TITLE, label); 15840 mMoveCallbacks.notifyCreated(moveId, extras); 15841 15842 int installFlags; 15843 final boolean moveCompleteApp; 15844 final File measurePath; 15845 15846 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15847 installFlags = INSTALL_INTERNAL; 15848 moveCompleteApp = !currentAsec; 15849 measurePath = Environment.getDataAppDirectory(volumeUuid); 15850 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15851 installFlags = INSTALL_EXTERNAL; 15852 moveCompleteApp = false; 15853 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15854 } else { 15855 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15856 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15857 || !volume.isMountedWritable()) { 15858 unfreezePackage(packageName); 15859 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15860 "Move location not mounted private volume"); 15861 } 15862 15863 Preconditions.checkState(!currentAsec); 15864 15865 installFlags = INSTALL_INTERNAL; 15866 moveCompleteApp = true; 15867 measurePath = Environment.getDataAppDirectory(volumeUuid); 15868 } 15869 15870 final PackageStats stats = new PackageStats(null, -1); 15871 synchronized (mInstaller) { 15872 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15873 unfreezePackage(packageName); 15874 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15875 "Failed to measure package size"); 15876 } 15877 } 15878 15879 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15880 + stats.dataSize); 15881 15882 final long startFreeBytes = measurePath.getFreeSpace(); 15883 final long sizeBytes; 15884 if (moveCompleteApp) { 15885 sizeBytes = stats.codeSize + stats.dataSize; 15886 } else { 15887 sizeBytes = stats.codeSize; 15888 } 15889 15890 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15891 unfreezePackage(packageName); 15892 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15893 "Not enough free space to move"); 15894 } 15895 15896 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15897 15898 final CountDownLatch installedLatch = new CountDownLatch(1); 15899 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15900 @Override 15901 public void onUserActionRequired(Intent intent) throws RemoteException { 15902 throw new IllegalStateException(); 15903 } 15904 15905 @Override 15906 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15907 Bundle extras) throws RemoteException { 15908 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15909 + PackageManager.installStatusToString(returnCode, msg)); 15910 15911 installedLatch.countDown(); 15912 15913 // Regardless of success or failure of the move operation, 15914 // always unfreeze the package 15915 unfreezePackage(packageName); 15916 15917 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15918 switch (status) { 15919 case PackageInstaller.STATUS_SUCCESS: 15920 mMoveCallbacks.notifyStatusChanged(moveId, 15921 PackageManager.MOVE_SUCCEEDED); 15922 break; 15923 case PackageInstaller.STATUS_FAILURE_STORAGE: 15924 mMoveCallbacks.notifyStatusChanged(moveId, 15925 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15926 break; 15927 default: 15928 mMoveCallbacks.notifyStatusChanged(moveId, 15929 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15930 break; 15931 } 15932 } 15933 }; 15934 15935 final MoveInfo move; 15936 if (moveCompleteApp) { 15937 // Kick off a thread to report progress estimates 15938 new Thread() { 15939 @Override 15940 public void run() { 15941 while (true) { 15942 try { 15943 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15944 break; 15945 } 15946 } catch (InterruptedException ignored) { 15947 } 15948 15949 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15950 final int progress = 10 + (int) MathUtils.constrain( 15951 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15952 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15953 } 15954 } 15955 }.start(); 15956 15957 final String dataAppName = codeFile.getName(); 15958 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15959 dataAppName, appId, seinfo); 15960 } else { 15961 move = null; 15962 } 15963 15964 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15965 15966 final Message msg = mHandler.obtainMessage(INIT_COPY); 15967 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15968 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15969 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15970 mHandler.sendMessage(msg); 15971 } 15972 15973 @Override 15974 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15975 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15976 15977 final int realMoveId = mNextMoveId.getAndIncrement(); 15978 final Bundle extras = new Bundle(); 15979 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15980 mMoveCallbacks.notifyCreated(realMoveId, extras); 15981 15982 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15983 @Override 15984 public void onCreated(int moveId, Bundle extras) { 15985 // Ignored 15986 } 15987 15988 @Override 15989 public void onStatusChanged(int moveId, int status, long estMillis) { 15990 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15991 } 15992 }; 15993 15994 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15995 storage.setPrimaryStorageUuid(volumeUuid, callback); 15996 return realMoveId; 15997 } 15998 15999 @Override 16000 public int getMoveStatus(int moveId) { 16001 mContext.enforceCallingOrSelfPermission( 16002 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16003 return mMoveCallbacks.mLastStatus.get(moveId); 16004 } 16005 16006 @Override 16007 public void registerMoveCallback(IPackageMoveObserver callback) { 16008 mContext.enforceCallingOrSelfPermission( 16009 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16010 mMoveCallbacks.register(callback); 16011 } 16012 16013 @Override 16014 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16015 mContext.enforceCallingOrSelfPermission( 16016 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16017 mMoveCallbacks.unregister(callback); 16018 } 16019 16020 @Override 16021 public boolean setInstallLocation(int loc) { 16022 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16023 null); 16024 if (getInstallLocation() == loc) { 16025 return true; 16026 } 16027 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16028 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16029 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16030 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16031 return true; 16032 } 16033 return false; 16034 } 16035 16036 @Override 16037 public int getInstallLocation() { 16038 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16039 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16040 PackageHelper.APP_INSTALL_AUTO); 16041 } 16042 16043 /** Called by UserManagerService */ 16044 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16045 mDirtyUsers.remove(userHandle); 16046 mSettings.removeUserLPw(userHandle); 16047 mPendingBroadcasts.remove(userHandle); 16048 if (mInstaller != null) { 16049 // Technically, we shouldn't be doing this with the package lock 16050 // held. However, this is very rare, and there is already so much 16051 // other disk I/O going on, that we'll let it slide for now. 16052 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16053 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16054 final String volumeUuid = vol.getFsUuid(); 16055 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16056 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16057 } 16058 } 16059 mUserNeedsBadging.delete(userHandle); 16060 removeUnusedPackagesLILPw(userManager, userHandle); 16061 } 16062 16063 /** 16064 * We're removing userHandle and would like to remove any downloaded packages 16065 * that are no longer in use by any other user. 16066 * @param userHandle the user being removed 16067 */ 16068 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16069 final boolean DEBUG_CLEAN_APKS = false; 16070 int [] users = userManager.getUserIdsLPr(); 16071 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16072 while (psit.hasNext()) { 16073 PackageSetting ps = psit.next(); 16074 if (ps.pkg == null) { 16075 continue; 16076 } 16077 final String packageName = ps.pkg.packageName; 16078 // Skip over if system app 16079 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16080 continue; 16081 } 16082 if (DEBUG_CLEAN_APKS) { 16083 Slog.i(TAG, "Checking package " + packageName); 16084 } 16085 boolean keep = false; 16086 for (int i = 0; i < users.length; i++) { 16087 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16088 keep = true; 16089 if (DEBUG_CLEAN_APKS) { 16090 Slog.i(TAG, " Keeping package " + packageName + " for user " 16091 + users[i]); 16092 } 16093 break; 16094 } 16095 } 16096 if (!keep) { 16097 if (DEBUG_CLEAN_APKS) { 16098 Slog.i(TAG, " Removing package " + packageName); 16099 } 16100 mHandler.post(new Runnable() { 16101 public void run() { 16102 deletePackageX(packageName, userHandle, 0); 16103 } //end run 16104 }); 16105 } 16106 } 16107 } 16108 16109 /** Called by UserManagerService */ 16110 void createNewUserLILPw(int userHandle) { 16111 if (mInstaller != null) { 16112 mInstaller.createUserConfig(userHandle); 16113 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16114 applyFactoryDefaultBrowserLPw(userHandle); 16115 primeDomainVerificationsLPw(userHandle); 16116 } 16117 } 16118 16119 void newUserCreated(final int userHandle) { 16120 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16121 } 16122 16123 @Override 16124 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16125 mContext.enforceCallingOrSelfPermission( 16126 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16127 "Only package verification agents can read the verifier device identity"); 16128 16129 synchronized (mPackages) { 16130 return mSettings.getVerifierDeviceIdentityLPw(); 16131 } 16132 } 16133 16134 @Override 16135 public void setPermissionEnforced(String permission, boolean enforced) { 16136 // TODO: Now that we no longer change GID for storage, this should to away. 16137 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16138 "setPermissionEnforced"); 16139 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16140 synchronized (mPackages) { 16141 if (mSettings.mReadExternalStorageEnforced == null 16142 || mSettings.mReadExternalStorageEnforced != enforced) { 16143 mSettings.mReadExternalStorageEnforced = enforced; 16144 mSettings.writeLPr(); 16145 } 16146 } 16147 // kill any non-foreground processes so we restart them and 16148 // grant/revoke the GID. 16149 final IActivityManager am = ActivityManagerNative.getDefault(); 16150 if (am != null) { 16151 final long token = Binder.clearCallingIdentity(); 16152 try { 16153 am.killProcessesBelowForeground("setPermissionEnforcement"); 16154 } catch (RemoteException e) { 16155 } finally { 16156 Binder.restoreCallingIdentity(token); 16157 } 16158 } 16159 } else { 16160 throw new IllegalArgumentException("No selective enforcement for " + permission); 16161 } 16162 } 16163 16164 @Override 16165 @Deprecated 16166 public boolean isPermissionEnforced(String permission) { 16167 return true; 16168 } 16169 16170 @Override 16171 public boolean isStorageLow() { 16172 final long token = Binder.clearCallingIdentity(); 16173 try { 16174 final DeviceStorageMonitorInternal 16175 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16176 if (dsm != null) { 16177 return dsm.isMemoryLow(); 16178 } else { 16179 return false; 16180 } 16181 } finally { 16182 Binder.restoreCallingIdentity(token); 16183 } 16184 } 16185 16186 @Override 16187 public IPackageInstaller getPackageInstaller() { 16188 return mInstallerService; 16189 } 16190 16191 private boolean userNeedsBadging(int userId) { 16192 int index = mUserNeedsBadging.indexOfKey(userId); 16193 if (index < 0) { 16194 final UserInfo userInfo; 16195 final long token = Binder.clearCallingIdentity(); 16196 try { 16197 userInfo = sUserManager.getUserInfo(userId); 16198 } finally { 16199 Binder.restoreCallingIdentity(token); 16200 } 16201 final boolean b; 16202 if (userInfo != null && userInfo.isManagedProfile()) { 16203 b = true; 16204 } else { 16205 b = false; 16206 } 16207 mUserNeedsBadging.put(userId, b); 16208 return b; 16209 } 16210 return mUserNeedsBadging.valueAt(index); 16211 } 16212 16213 @Override 16214 public KeySet getKeySetByAlias(String packageName, String alias) { 16215 if (packageName == null || alias == null) { 16216 return null; 16217 } 16218 synchronized(mPackages) { 16219 final PackageParser.Package pkg = mPackages.get(packageName); 16220 if (pkg == null) { 16221 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16222 throw new IllegalArgumentException("Unknown package: " + packageName); 16223 } 16224 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16225 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16226 } 16227 } 16228 16229 @Override 16230 public KeySet getSigningKeySet(String packageName) { 16231 if (packageName == null) { 16232 return null; 16233 } 16234 synchronized(mPackages) { 16235 final PackageParser.Package pkg = mPackages.get(packageName); 16236 if (pkg == null) { 16237 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16238 throw new IllegalArgumentException("Unknown package: " + packageName); 16239 } 16240 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16241 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16242 throw new SecurityException("May not access signing KeySet of other apps."); 16243 } 16244 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16245 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16246 } 16247 } 16248 16249 @Override 16250 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16251 if (packageName == null || ks == null) { 16252 return false; 16253 } 16254 synchronized(mPackages) { 16255 final PackageParser.Package pkg = mPackages.get(packageName); 16256 if (pkg == null) { 16257 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16258 throw new IllegalArgumentException("Unknown package: " + packageName); 16259 } 16260 IBinder ksh = ks.getToken(); 16261 if (ksh instanceof KeySetHandle) { 16262 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16263 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16264 } 16265 return false; 16266 } 16267 } 16268 16269 @Override 16270 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16271 if (packageName == null || ks == null) { 16272 return false; 16273 } 16274 synchronized(mPackages) { 16275 final PackageParser.Package pkg = mPackages.get(packageName); 16276 if (pkg == null) { 16277 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16278 throw new IllegalArgumentException("Unknown package: " + packageName); 16279 } 16280 IBinder ksh = ks.getToken(); 16281 if (ksh instanceof KeySetHandle) { 16282 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16283 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16284 } 16285 return false; 16286 } 16287 } 16288 16289 public void getUsageStatsIfNoPackageUsageInfo() { 16290 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16291 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16292 if (usm == null) { 16293 throw new IllegalStateException("UsageStatsManager must be initialized"); 16294 } 16295 long now = System.currentTimeMillis(); 16296 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16297 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16298 String packageName = entry.getKey(); 16299 PackageParser.Package pkg = mPackages.get(packageName); 16300 if (pkg == null) { 16301 continue; 16302 } 16303 UsageStats usage = entry.getValue(); 16304 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16305 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16306 } 16307 } 16308 } 16309 16310 /** 16311 * Check and throw if the given before/after packages would be considered a 16312 * downgrade. 16313 */ 16314 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16315 throws PackageManagerException { 16316 if (after.versionCode < before.mVersionCode) { 16317 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16318 "Update version code " + after.versionCode + " is older than current " 16319 + before.mVersionCode); 16320 } else if (after.versionCode == before.mVersionCode) { 16321 if (after.baseRevisionCode < before.baseRevisionCode) { 16322 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16323 "Update base revision code " + after.baseRevisionCode 16324 + " is older than current " + before.baseRevisionCode); 16325 } 16326 16327 if (!ArrayUtils.isEmpty(after.splitNames)) { 16328 for (int i = 0; i < after.splitNames.length; i++) { 16329 final String splitName = after.splitNames[i]; 16330 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16331 if (j != -1) { 16332 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16333 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16334 "Update split " + splitName + " revision code " 16335 + after.splitRevisionCodes[i] + " is older than current " 16336 + before.splitRevisionCodes[j]); 16337 } 16338 } 16339 } 16340 } 16341 } 16342 } 16343 16344 private static class MoveCallbacks extends Handler { 16345 private static final int MSG_CREATED = 1; 16346 private static final int MSG_STATUS_CHANGED = 2; 16347 16348 private final RemoteCallbackList<IPackageMoveObserver> 16349 mCallbacks = new RemoteCallbackList<>(); 16350 16351 private final SparseIntArray mLastStatus = new SparseIntArray(); 16352 16353 public MoveCallbacks(Looper looper) { 16354 super(looper); 16355 } 16356 16357 public void register(IPackageMoveObserver callback) { 16358 mCallbacks.register(callback); 16359 } 16360 16361 public void unregister(IPackageMoveObserver callback) { 16362 mCallbacks.unregister(callback); 16363 } 16364 16365 @Override 16366 public void handleMessage(Message msg) { 16367 final SomeArgs args = (SomeArgs) msg.obj; 16368 final int n = mCallbacks.beginBroadcast(); 16369 for (int i = 0; i < n; i++) { 16370 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16371 try { 16372 invokeCallback(callback, msg.what, args); 16373 } catch (RemoteException ignored) { 16374 } 16375 } 16376 mCallbacks.finishBroadcast(); 16377 args.recycle(); 16378 } 16379 16380 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16381 throws RemoteException { 16382 switch (what) { 16383 case MSG_CREATED: { 16384 callback.onCreated(args.argi1, (Bundle) args.arg2); 16385 break; 16386 } 16387 case MSG_STATUS_CHANGED: { 16388 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16389 break; 16390 } 16391 } 16392 } 16393 16394 private void notifyCreated(int moveId, Bundle extras) { 16395 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16396 16397 final SomeArgs args = SomeArgs.obtain(); 16398 args.argi1 = moveId; 16399 args.arg2 = extras; 16400 obtainMessage(MSG_CREATED, args).sendToTarget(); 16401 } 16402 16403 private void notifyStatusChanged(int moveId, int status) { 16404 notifyStatusChanged(moveId, status, -1); 16405 } 16406 16407 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16408 Slog.v(TAG, "Move " + moveId + " status " + status); 16409 16410 final SomeArgs args = SomeArgs.obtain(); 16411 args.argi1 = moveId; 16412 args.argi2 = status; 16413 args.arg3 = estMillis; 16414 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16415 16416 synchronized (mLastStatus) { 16417 mLastStatus.put(moveId, status); 16418 } 16419 } 16420 } 16421 16422 private final class OnPermissionChangeListeners extends Handler { 16423 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16424 16425 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16426 new RemoteCallbackList<>(); 16427 16428 public OnPermissionChangeListeners(Looper looper) { 16429 super(looper); 16430 } 16431 16432 @Override 16433 public void handleMessage(Message msg) { 16434 switch (msg.what) { 16435 case MSG_ON_PERMISSIONS_CHANGED: { 16436 final int uid = msg.arg1; 16437 handleOnPermissionsChanged(uid); 16438 } break; 16439 } 16440 } 16441 16442 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16443 mPermissionListeners.register(listener); 16444 16445 } 16446 16447 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16448 mPermissionListeners.unregister(listener); 16449 } 16450 16451 public void onPermissionsChanged(int uid) { 16452 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16453 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16454 } 16455 } 16456 16457 private void handleOnPermissionsChanged(int uid) { 16458 final int count = mPermissionListeners.beginBroadcast(); 16459 try { 16460 for (int i = 0; i < count; i++) { 16461 IOnPermissionsChangeListener callback = mPermissionListeners 16462 .getBroadcastItem(i); 16463 try { 16464 callback.onPermissionsChanged(uid); 16465 } catch (RemoteException e) { 16466 Log.e(TAG, "Permission listener is dead", e); 16467 } 16468 } 16469 } finally { 16470 mPermissionListeners.finishBroadcast(); 16471 } 16472 } 16473 } 16474 16475 private class PackageManagerInternalImpl extends PackageManagerInternal { 16476 @Override 16477 public void setLocationPackagesProvider(PackagesProvider provider) { 16478 synchronized (mPackages) { 16479 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16480 } 16481 } 16482 16483 @Override 16484 public void setImePackagesProvider(PackagesProvider provider) { 16485 synchronized (mPackages) { 16486 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16487 } 16488 } 16489 16490 @Override 16491 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16492 synchronized (mPackages) { 16493 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16494 } 16495 } 16496 16497 @Override 16498 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16499 synchronized (mPackages) { 16500 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16501 } 16502 } 16503 16504 @Override 16505 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16506 synchronized (mPackages) { 16507 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16508 } 16509 } 16510 16511 @Override 16512 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16513 synchronized (mPackages) { 16514 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16515 } 16516 } 16517 16518 @Override 16519 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16520 synchronized (mPackages) { 16521 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16522 packageName, userId); 16523 } 16524 } 16525 16526 @Override 16527 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16528 synchronized (mPackages) { 16529 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16530 packageName, userId); 16531 } 16532 } 16533 } 16534 16535 @Override 16536 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16537 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16538 synchronized (mPackages) { 16539 final long identity = Binder.clearCallingIdentity(); 16540 try { 16541 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16542 packageNames, userId); 16543 } finally { 16544 Binder.restoreCallingIdentity(identity); 16545 } 16546 } 16547 } 16548 16549 private static void enforceSystemOrPhoneCaller(String tag) { 16550 int callingUid = Binder.getCallingUid(); 16551 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16552 throw new SecurityException( 16553 "Cannot call " + tag + " from UID " + callingUid); 16554 } 16555 } 16556} 16557