PackageManagerService.java revision 7121e18595d4c559044e26bfe6035406a862f466
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.storage.DeviceStorageMonitorInternal; 228 229import org.xmlpull.v1.XmlPullParser; 230import org.xmlpull.v1.XmlPullParserException; 231import org.xmlpull.v1.XmlSerializer; 232 233import java.io.BufferedInputStream; 234import java.io.BufferedOutputStream; 235import java.io.BufferedReader; 236import java.io.ByteArrayInputStream; 237import java.io.ByteArrayOutputStream; 238import java.io.File; 239import java.io.FileDescriptor; 240import java.io.FileNotFoundException; 241import java.io.FileOutputStream; 242import java.io.FileReader; 243import java.io.FilenameFilter; 244import java.io.IOException; 245import java.io.InputStream; 246import java.io.PrintWriter; 247import java.nio.charset.StandardCharsets; 248import java.security.NoSuchAlgorithmException; 249import java.security.PublicKey; 250import java.security.cert.CertificateEncodingException; 251import java.security.cert.CertificateException; 252import java.text.SimpleDateFormat; 253import java.util.ArrayList; 254import java.util.Arrays; 255import java.util.Collection; 256import java.util.Collections; 257import java.util.Comparator; 258import java.util.Date; 259import java.util.Iterator; 260import java.util.List; 261import java.util.Map; 262import java.util.Objects; 263import java.util.Set; 264import java.util.concurrent.CountDownLatch; 265import java.util.concurrent.TimeUnit; 266import java.util.concurrent.atomic.AtomicBoolean; 267import java.util.concurrent.atomic.AtomicInteger; 268import java.util.concurrent.atomic.AtomicLong; 269 270/** 271 * Keep track of all those .apks everywhere. 272 * 273 * This is very central to the platform's security; please run the unit 274 * tests whenever making modifications here: 275 * 276mmm frameworks/base/tests/AndroidTests 277adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 278adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 279 * 280 * {@hide} 281 */ 282public class PackageManagerService extends IPackageManager.Stub { 283 static final String TAG = "PackageManager"; 284 static final boolean DEBUG_SETTINGS = false; 285 static final boolean DEBUG_PREFERRED = false; 286 static final boolean DEBUG_UPGRADE = false; 287 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 288 private static final boolean DEBUG_BACKUP = false; 289 private static final boolean DEBUG_INSTALL = false; 290 private static final boolean DEBUG_REMOVE = false; 291 private static final boolean DEBUG_BROADCASTS = false; 292 private static final boolean DEBUG_SHOW_INFO = false; 293 private static final boolean DEBUG_PACKAGE_INFO = false; 294 private static final boolean DEBUG_INTENT_MATCHING = false; 295 private static final boolean DEBUG_PACKAGE_SCANNING = false; 296 private static final boolean DEBUG_VERIFY = false; 297 private static final boolean DEBUG_DEXOPT = false; 298 private static final boolean DEBUG_ABI_SELECTION = false; 299 300 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 301 302 private static final int RADIO_UID = Process.PHONE_UID; 303 private static final int LOG_UID = Process.LOG_UID; 304 private static final int NFC_UID = Process.NFC_UID; 305 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 306 private static final int SHELL_UID = Process.SHELL_UID; 307 308 // Cap the size of permission trees that 3rd party apps can define 309 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 310 311 // Suffix used during package installation when copying/moving 312 // package apks to install directory. 313 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 314 315 static final int SCAN_NO_DEX = 1<<1; 316 static final int SCAN_FORCE_DEX = 1<<2; 317 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 318 static final int SCAN_NEW_INSTALL = 1<<4; 319 static final int SCAN_NO_PATHS = 1<<5; 320 static final int SCAN_UPDATE_TIME = 1<<6; 321 static final int SCAN_DEFER_DEX = 1<<7; 322 static final int SCAN_BOOTING = 1<<8; 323 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 324 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 325 static final int SCAN_REQUIRE_KNOWN = 1<<12; 326 static final int SCAN_MOVE = 1<<13; 327 static final int SCAN_INITIAL = 1<<14; 328 329 static final int REMOVE_CHATTY = 1<<16; 330 331 private static final int[] EMPTY_INT_ARRAY = new int[0]; 332 333 /** 334 * Timeout (in milliseconds) after which the watchdog should declare that 335 * our handler thread is wedged. The usual default for such things is one 336 * minute but we sometimes do very lengthy I/O operations on this thread, 337 * such as installing multi-gigabyte applications, so ours needs to be longer. 338 */ 339 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 340 341 /** 342 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 343 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 344 * settings entry if available, otherwise we use the hardcoded default. If it's been 345 * more than this long since the last fstrim, we force one during the boot sequence. 346 * 347 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 348 * one gets run at the next available charging+idle time. This final mandatory 349 * no-fstrim check kicks in only of the other scheduling criteria is never met. 350 */ 351 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 352 353 /** 354 * Whether verification is enabled by default. 355 */ 356 private static final boolean DEFAULT_VERIFY_ENABLE = true; 357 358 /** 359 * The default maximum time to wait for the verification agent to return in 360 * milliseconds. 361 */ 362 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 363 364 /** 365 * The default response for package verification timeout. 366 * 367 * This can be either PackageManager.VERIFICATION_ALLOW or 368 * PackageManager.VERIFICATION_REJECT. 369 */ 370 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 371 372 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 373 374 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 375 DEFAULT_CONTAINER_PACKAGE, 376 "com.android.defcontainer.DefaultContainerService"); 377 378 private static final String KILL_APP_REASON_GIDS_CHANGED = 379 "permission grant or revoke changed gids"; 380 381 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 382 "permissions revoked"; 383 384 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 385 386 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 387 388 /** Permission grant: not grant the permission. */ 389 private static final int GRANT_DENIED = 1; 390 391 /** Permission grant: grant the permission as an install permission. */ 392 private static final int GRANT_INSTALL = 2; 393 394 /** Permission grant: grant the permission as an install permission for a legacy app. */ 395 private static final int GRANT_INSTALL_LEGACY = 3; 396 397 /** Permission grant: grant the permission as a runtime one. */ 398 private static final int GRANT_RUNTIME = 4; 399 400 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 401 private static final int GRANT_UPGRADE = 5; 402 403 /** Canonical intent used to identify what counts as a "web browser" app */ 404 private static final Intent sBrowserIntent; 405 static { 406 sBrowserIntent = new Intent(); 407 sBrowserIntent.setAction(Intent.ACTION_VIEW); 408 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 409 sBrowserIntent.setData(Uri.parse("http:")); 410 } 411 412 final ServiceThread mHandlerThread; 413 414 final PackageHandler mHandler; 415 416 /** 417 * Messages for {@link #mHandler} that need to wait for system ready before 418 * being dispatched. 419 */ 420 private ArrayList<Message> mPostSystemReadyMessages; 421 422 final int mSdkVersion = Build.VERSION.SDK_INT; 423 424 final Context mContext; 425 final boolean mFactoryTest; 426 final boolean mOnlyCore; 427 final boolean mLazyDexOpt; 428 final long mDexOptLRUThresholdInMills; 429 final DisplayMetrics mMetrics; 430 final int mDefParseFlags; 431 final String[] mSeparateProcesses; 432 final boolean mIsUpgrade; 433 434 // This is where all application persistent data goes. 435 final File mAppDataDir; 436 437 // This is where all application persistent data goes for secondary users. 438 final File mUserAppDataDir; 439 440 /** The location for ASEC container files on internal storage. */ 441 final String mAsecInternalPath; 442 443 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 444 // LOCK HELD. Can be called with mInstallLock held. 445 @GuardedBy("mInstallLock") 446 final Installer mInstaller; 447 448 /** Directory where installed third-party apps stored */ 449 final File mAppInstallDir; 450 451 /** 452 * Directory to which applications installed internally have their 453 * 32 bit native libraries copied. 454 */ 455 private File mAppLib32InstallDir; 456 457 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 458 // apps. 459 final File mDrmAppPrivateInstallDir; 460 461 // ---------------------------------------------------------------- 462 463 // Lock for state used when installing and doing other long running 464 // operations. Methods that must be called with this lock held have 465 // the suffix "LI". 466 final Object mInstallLock = new Object(); 467 468 // ---------------------------------------------------------------- 469 470 // Keys are String (package name), values are Package. This also serves 471 // as the lock for the global state. Methods that must be called with 472 // this lock held have the prefix "LP". 473 @GuardedBy("mPackages") 474 final ArrayMap<String, PackageParser.Package> mPackages = 475 new ArrayMap<String, PackageParser.Package>(); 476 477 // Tracks available target package names -> overlay package paths. 478 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 479 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 480 481 /** 482 * Tracks new system packages [receiving in an OTA] that we expect to 483 * find updated user-installed versions. Keys are package name, values 484 * are package location. 485 */ 486 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 487 488 final Settings mSettings; 489 boolean mRestoredSettings; 490 491 // System configuration read by SystemConfig. 492 final int[] mGlobalGids; 493 final SparseArray<ArraySet<String>> mSystemPermissions; 494 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 495 496 // If mac_permissions.xml was found for seinfo labeling. 497 boolean mFoundPolicyFile; 498 499 // If a recursive restorecon of /data/data/<pkg> is needed. 500 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 501 502 public static final class SharedLibraryEntry { 503 public final String path; 504 public final String apk; 505 506 SharedLibraryEntry(String _path, String _apk) { 507 path = _path; 508 apk = _apk; 509 } 510 } 511 512 // Currently known shared libraries. 513 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 514 new ArrayMap<String, SharedLibraryEntry>(); 515 516 // All available activities, for your resolving pleasure. 517 final ActivityIntentResolver mActivities = 518 new ActivityIntentResolver(); 519 520 // All available receivers, for your resolving pleasure. 521 final ActivityIntentResolver mReceivers = 522 new ActivityIntentResolver(); 523 524 // All available services, for your resolving pleasure. 525 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 526 527 // All available providers, for your resolving pleasure. 528 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 529 530 // Mapping from provider base names (first directory in content URI codePath) 531 // to the provider information. 532 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 533 new ArrayMap<String, PackageParser.Provider>(); 534 535 // Mapping from instrumentation class names to info about them. 536 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 537 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 538 539 // Mapping from permission names to info about them. 540 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 541 new ArrayMap<String, PackageParser.PermissionGroup>(); 542 543 // Packages whose data we have transfered into another package, thus 544 // should no longer exist. 545 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 546 547 // Broadcast actions that are only available to the system. 548 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 549 550 /** List of packages waiting for verification. */ 551 final SparseArray<PackageVerificationState> mPendingVerification 552 = new SparseArray<PackageVerificationState>(); 553 554 /** Set of packages associated with each app op permission. */ 555 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 556 557 final PackageInstallerService mInstallerService; 558 559 private final PackageDexOptimizer mPackageDexOptimizer; 560 561 private AtomicInteger mNextMoveId = new AtomicInteger(); 562 private final MoveCallbacks mMoveCallbacks; 563 564 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 565 566 // Cache of users who need badging. 567 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 568 569 /** Token for keys in mPendingVerification. */ 570 private int mPendingVerificationToken = 0; 571 572 volatile boolean mSystemReady; 573 volatile boolean mSafeMode; 574 volatile boolean mHasSystemUidErrors; 575 576 ApplicationInfo mAndroidApplication; 577 final ActivityInfo mResolveActivity = new ActivityInfo(); 578 final ResolveInfo mResolveInfo = new ResolveInfo(); 579 ComponentName mResolveComponentName; 580 PackageParser.Package mPlatformPackage; 581 ComponentName mCustomResolverComponentName; 582 583 boolean mResolverReplaced = false; 584 585 private final ComponentName mIntentFilterVerifierComponent; 586 private int mIntentFilterVerificationToken = 0; 587 588 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 589 = new SparseArray<IntentFilterVerificationState>(); 590 591 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 592 new DefaultPermissionGrantPolicy(this); 593 594 private static class IFVerificationParams { 595 PackageParser.Package pkg; 596 boolean replacing; 597 int userId; 598 int verifierUid; 599 600 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 601 int _userId, int _verifierUid) { 602 pkg = _pkg; 603 replacing = _replacing; 604 userId = _userId; 605 replacing = _replacing; 606 verifierUid = _verifierUid; 607 } 608 } 609 610 private interface IntentFilterVerifier<T extends IntentFilter> { 611 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 612 T filter, String packageName); 613 void startVerifications(int userId); 614 void receiveVerificationResponse(int verificationId); 615 } 616 617 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 618 private Context mContext; 619 private ComponentName mIntentFilterVerifierComponent; 620 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 621 622 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 623 mContext = context; 624 mIntentFilterVerifierComponent = verifierComponent; 625 } 626 627 private String getDefaultScheme() { 628 return IntentFilter.SCHEME_HTTPS; 629 } 630 631 @Override 632 public void startVerifications(int userId) { 633 // Launch verifications requests 634 int count = mCurrentIntentFilterVerifications.size(); 635 for (int n=0; n<count; n++) { 636 int verificationId = mCurrentIntentFilterVerifications.get(n); 637 final IntentFilterVerificationState ivs = 638 mIntentFilterVerificationStates.get(verificationId); 639 640 String packageName = ivs.getPackageName(); 641 642 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 643 final int filterCount = filters.size(); 644 ArraySet<String> domainsSet = new ArraySet<>(); 645 for (int m=0; m<filterCount; m++) { 646 PackageParser.ActivityIntentInfo filter = filters.get(m); 647 domainsSet.addAll(filter.getHostsList()); 648 } 649 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 650 synchronized (mPackages) { 651 if (mSettings.createIntentFilterVerificationIfNeededLPw( 652 packageName, domainsList) != null) { 653 scheduleWriteSettingsLocked(); 654 } 655 } 656 sendVerificationRequest(userId, verificationId, ivs); 657 } 658 mCurrentIntentFilterVerifications.clear(); 659 } 660 661 private void sendVerificationRequest(int userId, int verificationId, 662 IntentFilterVerificationState ivs) { 663 664 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 665 verificationIntent.putExtra( 666 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 667 verificationId); 668 verificationIntent.putExtra( 669 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 670 getDefaultScheme()); 671 verificationIntent.putExtra( 672 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 673 ivs.getHostsString()); 674 verificationIntent.putExtra( 675 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 676 ivs.getPackageName()); 677 verificationIntent.setComponent(mIntentFilterVerifierComponent); 678 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 679 680 UserHandle user = new UserHandle(userId); 681 mContext.sendBroadcastAsUser(verificationIntent, user); 682 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 683 "Sending IntentFilter verification broadcast"); 684 } 685 686 public void receiveVerificationResponse(int verificationId) { 687 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 688 689 final boolean verified = ivs.isVerified(); 690 691 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 692 final int count = filters.size(); 693 if (DEBUG_DOMAIN_VERIFICATION) { 694 Slog.i(TAG, "Received verification response " + verificationId 695 + " for " + count + " filters, verified=" + verified); 696 } 697 for (int n=0; n<count; n++) { 698 PackageParser.ActivityIntentInfo filter = filters.get(n); 699 filter.setVerified(verified); 700 701 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 702 + " verified with result:" + verified + " and hosts:" 703 + ivs.getHostsString()); 704 } 705 706 mIntentFilterVerificationStates.remove(verificationId); 707 708 final String packageName = ivs.getPackageName(); 709 IntentFilterVerificationInfo ivi = null; 710 711 synchronized (mPackages) { 712 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 713 } 714 if (ivi == null) { 715 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 716 + verificationId + " packageName:" + packageName); 717 return; 718 } 719 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 720 "Updating IntentFilterVerificationInfo for package " + packageName 721 +" verificationId:" + verificationId); 722 723 synchronized (mPackages) { 724 if (verified) { 725 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 726 } else { 727 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 728 } 729 scheduleWriteSettingsLocked(); 730 731 final int userId = ivs.getUserId(); 732 if (userId != UserHandle.USER_ALL) { 733 final int userStatus = 734 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 735 736 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 737 boolean needUpdate = false; 738 739 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 740 // already been set by the User thru the Disambiguation dialog 741 switch (userStatus) { 742 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 743 if (verified) { 744 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 745 } else { 746 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 747 } 748 needUpdate = true; 749 break; 750 751 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 752 if (verified) { 753 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 754 needUpdate = true; 755 } 756 break; 757 758 default: 759 // Nothing to do 760 } 761 762 if (needUpdate) { 763 mSettings.updateIntentFilterVerificationStatusLPw( 764 packageName, updatedStatus, userId); 765 scheduleWritePackageRestrictionsLocked(userId); 766 } 767 } 768 } 769 } 770 771 @Override 772 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 773 ActivityIntentInfo filter, String packageName) { 774 if (!hasValidDomains(filter)) { 775 return false; 776 } 777 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 778 if (ivs == null) { 779 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 780 packageName); 781 } 782 if (DEBUG_DOMAIN_VERIFICATION) { 783 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 784 } 785 ivs.addFilter(filter); 786 return true; 787 } 788 789 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 790 int userId, int verificationId, String packageName) { 791 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 792 verifierUid, userId, packageName); 793 ivs.setPendingState(); 794 synchronized (mPackages) { 795 mIntentFilterVerificationStates.append(verificationId, ivs); 796 mCurrentIntentFilterVerifications.add(verificationId); 797 } 798 return ivs; 799 } 800 } 801 802 private static boolean hasValidDomains(ActivityIntentInfo filter) { 803 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 804 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 805 if (!hasHTTPorHTTPS) { 806 return false; 807 } 808 return true; 809 } 810 811 private IntentFilterVerifier mIntentFilterVerifier; 812 813 // Set of pending broadcasts for aggregating enable/disable of components. 814 static class PendingPackageBroadcasts { 815 // for each user id, a map of <package name -> components within that package> 816 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 817 818 public PendingPackageBroadcasts() { 819 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 820 } 821 822 public ArrayList<String> get(int userId, String packageName) { 823 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 824 return packages.get(packageName); 825 } 826 827 public void put(int userId, String packageName, ArrayList<String> components) { 828 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 829 packages.put(packageName, components); 830 } 831 832 public void remove(int userId, String packageName) { 833 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 834 if (packages != null) { 835 packages.remove(packageName); 836 } 837 } 838 839 public void remove(int userId) { 840 mUidMap.remove(userId); 841 } 842 843 public int userIdCount() { 844 return mUidMap.size(); 845 } 846 847 public int userIdAt(int n) { 848 return mUidMap.keyAt(n); 849 } 850 851 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 852 return mUidMap.get(userId); 853 } 854 855 public int size() { 856 // total number of pending broadcast entries across all userIds 857 int num = 0; 858 for (int i = 0; i< mUidMap.size(); i++) { 859 num += mUidMap.valueAt(i).size(); 860 } 861 return num; 862 } 863 864 public void clear() { 865 mUidMap.clear(); 866 } 867 868 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 869 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 870 if (map == null) { 871 map = new ArrayMap<String, ArrayList<String>>(); 872 mUidMap.put(userId, map); 873 } 874 return map; 875 } 876 } 877 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 878 879 // Service Connection to remote media container service to copy 880 // package uri's from external media onto secure containers 881 // or internal storage. 882 private IMediaContainerService mContainerService = null; 883 884 static final int SEND_PENDING_BROADCAST = 1; 885 static final int MCS_BOUND = 3; 886 static final int END_COPY = 4; 887 static final int INIT_COPY = 5; 888 static final int MCS_UNBIND = 6; 889 static final int START_CLEANING_PACKAGE = 7; 890 static final int FIND_INSTALL_LOC = 8; 891 static final int POST_INSTALL = 9; 892 static final int MCS_RECONNECT = 10; 893 static final int MCS_GIVE_UP = 11; 894 static final int UPDATED_MEDIA_STATUS = 12; 895 static final int WRITE_SETTINGS = 13; 896 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 897 static final int PACKAGE_VERIFIED = 15; 898 static final int CHECK_PENDING_VERIFICATION = 16; 899 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 900 static final int INTENT_FILTER_VERIFIED = 18; 901 902 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 903 904 // Delay time in millisecs 905 static final int BROADCAST_DELAY = 10 * 1000; 906 907 static UserManagerService sUserManager; 908 909 // Stores a list of users whose package restrictions file needs to be updated 910 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 911 912 final private DefaultContainerConnection mDefContainerConn = 913 new DefaultContainerConnection(); 914 class DefaultContainerConnection implements ServiceConnection { 915 public void onServiceConnected(ComponentName name, IBinder service) { 916 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 917 IMediaContainerService imcs = 918 IMediaContainerService.Stub.asInterface(service); 919 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 920 } 921 922 public void onServiceDisconnected(ComponentName name) { 923 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 924 } 925 } 926 927 // Recordkeeping of restore-after-install operations that are currently in flight 928 // between the Package Manager and the Backup Manager 929 class PostInstallData { 930 public InstallArgs args; 931 public PackageInstalledInfo res; 932 933 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 934 args = _a; 935 res = _r; 936 } 937 } 938 939 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 940 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 941 942 // XML tags for backup/restore of various bits of state 943 private static final String TAG_PREFERRED_BACKUP = "pa"; 944 private static final String TAG_DEFAULT_APPS = "da"; 945 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 946 947 final String mRequiredVerifierPackage; 948 final String mRequiredInstallerPackage; 949 950 private final PackageUsage mPackageUsage = new PackageUsage(); 951 952 private class PackageUsage { 953 private static final int WRITE_INTERVAL 954 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 955 956 private final Object mFileLock = new Object(); 957 private final AtomicLong mLastWritten = new AtomicLong(0); 958 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 959 960 private boolean mIsHistoricalPackageUsageAvailable = true; 961 962 boolean isHistoricalPackageUsageAvailable() { 963 return mIsHistoricalPackageUsageAvailable; 964 } 965 966 void write(boolean force) { 967 if (force) { 968 writeInternal(); 969 return; 970 } 971 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 972 && !DEBUG_DEXOPT) { 973 return; 974 } 975 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 976 new Thread("PackageUsage_DiskWriter") { 977 @Override 978 public void run() { 979 try { 980 writeInternal(); 981 } finally { 982 mBackgroundWriteRunning.set(false); 983 } 984 } 985 }.start(); 986 } 987 } 988 989 private void writeInternal() { 990 synchronized (mPackages) { 991 synchronized (mFileLock) { 992 AtomicFile file = getFile(); 993 FileOutputStream f = null; 994 try { 995 f = file.startWrite(); 996 BufferedOutputStream out = new BufferedOutputStream(f); 997 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 998 StringBuilder sb = new StringBuilder(); 999 for (PackageParser.Package pkg : mPackages.values()) { 1000 if (pkg.mLastPackageUsageTimeInMills == 0) { 1001 continue; 1002 } 1003 sb.setLength(0); 1004 sb.append(pkg.packageName); 1005 sb.append(' '); 1006 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1007 sb.append('\n'); 1008 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1009 } 1010 out.flush(); 1011 file.finishWrite(f); 1012 } catch (IOException e) { 1013 if (f != null) { 1014 file.failWrite(f); 1015 } 1016 Log.e(TAG, "Failed to write package usage times", e); 1017 } 1018 } 1019 } 1020 mLastWritten.set(SystemClock.elapsedRealtime()); 1021 } 1022 1023 void readLP() { 1024 synchronized (mFileLock) { 1025 AtomicFile file = getFile(); 1026 BufferedInputStream in = null; 1027 try { 1028 in = new BufferedInputStream(file.openRead()); 1029 StringBuffer sb = new StringBuffer(); 1030 while (true) { 1031 String packageName = readToken(in, sb, ' '); 1032 if (packageName == null) { 1033 break; 1034 } 1035 String timeInMillisString = readToken(in, sb, '\n'); 1036 if (timeInMillisString == null) { 1037 throw new IOException("Failed to find last usage time for package " 1038 + packageName); 1039 } 1040 PackageParser.Package pkg = mPackages.get(packageName); 1041 if (pkg == null) { 1042 continue; 1043 } 1044 long timeInMillis; 1045 try { 1046 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1047 } catch (NumberFormatException e) { 1048 throw new IOException("Failed to parse " + timeInMillisString 1049 + " as a long.", e); 1050 } 1051 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1052 } 1053 } catch (FileNotFoundException expected) { 1054 mIsHistoricalPackageUsageAvailable = false; 1055 } catch (IOException e) { 1056 Log.w(TAG, "Failed to read package usage times", e); 1057 } finally { 1058 IoUtils.closeQuietly(in); 1059 } 1060 } 1061 mLastWritten.set(SystemClock.elapsedRealtime()); 1062 } 1063 1064 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1065 throws IOException { 1066 sb.setLength(0); 1067 while (true) { 1068 int ch = in.read(); 1069 if (ch == -1) { 1070 if (sb.length() == 0) { 1071 return null; 1072 } 1073 throw new IOException("Unexpected EOF"); 1074 } 1075 if (ch == endOfToken) { 1076 return sb.toString(); 1077 } 1078 sb.append((char)ch); 1079 } 1080 } 1081 1082 private AtomicFile getFile() { 1083 File dataDir = Environment.getDataDirectory(); 1084 File systemDir = new File(dataDir, "system"); 1085 File fname = new File(systemDir, "package-usage.list"); 1086 return new AtomicFile(fname); 1087 } 1088 } 1089 1090 class PackageHandler extends Handler { 1091 private boolean mBound = false; 1092 final ArrayList<HandlerParams> mPendingInstalls = 1093 new ArrayList<HandlerParams>(); 1094 1095 private boolean connectToService() { 1096 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1097 " DefaultContainerService"); 1098 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1099 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1100 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1101 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1102 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1103 mBound = true; 1104 return true; 1105 } 1106 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1107 return false; 1108 } 1109 1110 private void disconnectService() { 1111 mContainerService = null; 1112 mBound = false; 1113 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1114 mContext.unbindService(mDefContainerConn); 1115 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1116 } 1117 1118 PackageHandler(Looper looper) { 1119 super(looper); 1120 } 1121 1122 public void handleMessage(Message msg) { 1123 try { 1124 doHandleMessage(msg); 1125 } finally { 1126 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1127 } 1128 } 1129 1130 void doHandleMessage(Message msg) { 1131 switch (msg.what) { 1132 case INIT_COPY: { 1133 HandlerParams params = (HandlerParams) msg.obj; 1134 int idx = mPendingInstalls.size(); 1135 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1136 // If a bind was already initiated we dont really 1137 // need to do anything. The pending install 1138 // will be processed later on. 1139 if (!mBound) { 1140 // If this is the only one pending we might 1141 // have to bind to the service again. 1142 if (!connectToService()) { 1143 Slog.e(TAG, "Failed to bind to media container service"); 1144 params.serviceError(); 1145 return; 1146 } else { 1147 // Once we bind to the service, the first 1148 // pending request will be processed. 1149 mPendingInstalls.add(idx, params); 1150 } 1151 } else { 1152 mPendingInstalls.add(idx, params); 1153 // Already bound to the service. Just make 1154 // sure we trigger off processing the first request. 1155 if (idx == 0) { 1156 mHandler.sendEmptyMessage(MCS_BOUND); 1157 } 1158 } 1159 break; 1160 } 1161 case MCS_BOUND: { 1162 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1163 if (msg.obj != null) { 1164 mContainerService = (IMediaContainerService) msg.obj; 1165 } 1166 if (mContainerService == null) { 1167 if (!mBound) { 1168 // Something seriously wrong since we are not bound and we are not 1169 // waiting for connection. Bail out. 1170 Slog.e(TAG, "Cannot bind to media container service"); 1171 for (HandlerParams params : mPendingInstalls) { 1172 // Indicate service bind error 1173 params.serviceError(); 1174 } 1175 mPendingInstalls.clear(); 1176 } else { 1177 Slog.w(TAG, "Waiting to connect to media container service"); 1178 } 1179 } else if (mPendingInstalls.size() > 0) { 1180 HandlerParams params = mPendingInstalls.get(0); 1181 if (params != null) { 1182 if (params.startCopy()) { 1183 // We are done... look for more work or to 1184 // go idle. 1185 if (DEBUG_SD_INSTALL) Log.i(TAG, 1186 "Checking for more work or unbind..."); 1187 // Delete pending install 1188 if (mPendingInstalls.size() > 0) { 1189 mPendingInstalls.remove(0); 1190 } 1191 if (mPendingInstalls.size() == 0) { 1192 if (mBound) { 1193 if (DEBUG_SD_INSTALL) Log.i(TAG, 1194 "Posting delayed MCS_UNBIND"); 1195 removeMessages(MCS_UNBIND); 1196 Message ubmsg = obtainMessage(MCS_UNBIND); 1197 // Unbind after a little delay, to avoid 1198 // continual thrashing. 1199 sendMessageDelayed(ubmsg, 10000); 1200 } 1201 } else { 1202 // There are more pending requests in queue. 1203 // Just post MCS_BOUND message to trigger processing 1204 // of next pending install. 1205 if (DEBUG_SD_INSTALL) Log.i(TAG, 1206 "Posting MCS_BOUND for next work"); 1207 mHandler.sendEmptyMessage(MCS_BOUND); 1208 } 1209 } 1210 } 1211 } else { 1212 // Should never happen ideally. 1213 Slog.w(TAG, "Empty queue"); 1214 } 1215 break; 1216 } 1217 case MCS_RECONNECT: { 1218 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1219 if (mPendingInstalls.size() > 0) { 1220 if (mBound) { 1221 disconnectService(); 1222 } 1223 if (!connectToService()) { 1224 Slog.e(TAG, "Failed to bind to media container service"); 1225 for (HandlerParams params : mPendingInstalls) { 1226 // Indicate service bind error 1227 params.serviceError(); 1228 } 1229 mPendingInstalls.clear(); 1230 } 1231 } 1232 break; 1233 } 1234 case MCS_UNBIND: { 1235 // If there is no actual work left, then time to unbind. 1236 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1237 1238 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1239 if (mBound) { 1240 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1241 1242 disconnectService(); 1243 } 1244 } else if (mPendingInstalls.size() > 0) { 1245 // There are more pending requests in queue. 1246 // Just post MCS_BOUND message to trigger processing 1247 // of next pending install. 1248 mHandler.sendEmptyMessage(MCS_BOUND); 1249 } 1250 1251 break; 1252 } 1253 case MCS_GIVE_UP: { 1254 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1255 mPendingInstalls.remove(0); 1256 break; 1257 } 1258 case SEND_PENDING_BROADCAST: { 1259 String packages[]; 1260 ArrayList<String> components[]; 1261 int size = 0; 1262 int uids[]; 1263 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1264 synchronized (mPackages) { 1265 if (mPendingBroadcasts == null) { 1266 return; 1267 } 1268 size = mPendingBroadcasts.size(); 1269 if (size <= 0) { 1270 // Nothing to be done. Just return 1271 return; 1272 } 1273 packages = new String[size]; 1274 components = new ArrayList[size]; 1275 uids = new int[size]; 1276 int i = 0; // filling out the above arrays 1277 1278 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1279 int packageUserId = mPendingBroadcasts.userIdAt(n); 1280 Iterator<Map.Entry<String, ArrayList<String>>> it 1281 = mPendingBroadcasts.packagesForUserId(packageUserId) 1282 .entrySet().iterator(); 1283 while (it.hasNext() && i < size) { 1284 Map.Entry<String, ArrayList<String>> ent = it.next(); 1285 packages[i] = ent.getKey(); 1286 components[i] = ent.getValue(); 1287 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1288 uids[i] = (ps != null) 1289 ? UserHandle.getUid(packageUserId, ps.appId) 1290 : -1; 1291 i++; 1292 } 1293 } 1294 size = i; 1295 mPendingBroadcasts.clear(); 1296 } 1297 // Send broadcasts 1298 for (int i = 0; i < size; i++) { 1299 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1300 } 1301 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1302 break; 1303 } 1304 case START_CLEANING_PACKAGE: { 1305 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1306 final String packageName = (String)msg.obj; 1307 final int userId = msg.arg1; 1308 final boolean andCode = msg.arg2 != 0; 1309 synchronized (mPackages) { 1310 if (userId == UserHandle.USER_ALL) { 1311 int[] users = sUserManager.getUserIds(); 1312 for (int user : users) { 1313 mSettings.addPackageToCleanLPw( 1314 new PackageCleanItem(user, packageName, andCode)); 1315 } 1316 } else { 1317 mSettings.addPackageToCleanLPw( 1318 new PackageCleanItem(userId, packageName, andCode)); 1319 } 1320 } 1321 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1322 startCleaningPackages(); 1323 } break; 1324 case POST_INSTALL: { 1325 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1326 PostInstallData data = mRunningInstalls.get(msg.arg1); 1327 mRunningInstalls.delete(msg.arg1); 1328 boolean deleteOld = false; 1329 1330 if (data != null) { 1331 InstallArgs args = data.args; 1332 PackageInstalledInfo res = data.res; 1333 1334 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1335 final String packageName = res.pkg.applicationInfo.packageName; 1336 res.removedInfo.sendBroadcast(false, true, false); 1337 Bundle extras = new Bundle(1); 1338 extras.putInt(Intent.EXTRA_UID, res.uid); 1339 1340 // Now that we successfully installed the package, grant runtime 1341 // permissions if requested before broadcasting the install. 1342 if ((args.installFlags 1343 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1344 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1345 args.installGrantPermissions); 1346 } 1347 1348 // Determine the set of users who are adding this 1349 // package for the first time vs. those who are seeing 1350 // an update. 1351 int[] firstUsers; 1352 int[] updateUsers = new int[0]; 1353 if (res.origUsers == null || res.origUsers.length == 0) { 1354 firstUsers = res.newUsers; 1355 } else { 1356 firstUsers = new int[0]; 1357 for (int i=0; i<res.newUsers.length; i++) { 1358 int user = res.newUsers[i]; 1359 boolean isNew = true; 1360 for (int j=0; j<res.origUsers.length; j++) { 1361 if (res.origUsers[j] == user) { 1362 isNew = false; 1363 break; 1364 } 1365 } 1366 if (isNew) { 1367 int[] newFirst = new int[firstUsers.length+1]; 1368 System.arraycopy(firstUsers, 0, newFirst, 0, 1369 firstUsers.length); 1370 newFirst[firstUsers.length] = user; 1371 firstUsers = newFirst; 1372 } else { 1373 int[] newUpdate = new int[updateUsers.length+1]; 1374 System.arraycopy(updateUsers, 0, newUpdate, 0, 1375 updateUsers.length); 1376 newUpdate[updateUsers.length] = user; 1377 updateUsers = newUpdate; 1378 } 1379 } 1380 } 1381 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1382 packageName, extras, null, null, firstUsers); 1383 final boolean update = res.removedInfo.removedPackage != null; 1384 if (update) { 1385 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1386 } 1387 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1388 packageName, extras, null, null, updateUsers); 1389 if (update) { 1390 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1391 packageName, extras, null, null, updateUsers); 1392 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1393 null, null, packageName, null, updateUsers); 1394 1395 // treat asec-hosted packages like removable media on upgrade 1396 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1397 if (DEBUG_INSTALL) { 1398 Slog.i(TAG, "upgrading pkg " + res.pkg 1399 + " is ASEC-hosted -> AVAILABLE"); 1400 } 1401 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1402 ArrayList<String> pkgList = new ArrayList<String>(1); 1403 pkgList.add(packageName); 1404 sendResourcesChangedBroadcast(true, true, 1405 pkgList,uidArray, null); 1406 } 1407 } 1408 if (res.removedInfo.args != null) { 1409 // Remove the replaced package's older resources safely now 1410 deleteOld = true; 1411 } 1412 1413 // If this app is a browser and it's newly-installed for some 1414 // users, clear any default-browser state in those users 1415 if (firstUsers.length > 0) { 1416 // the app's nature doesn't depend on the user, so we can just 1417 // check its browser nature in any user and generalize. 1418 if (packageIsBrowser(packageName, firstUsers[0])) { 1419 synchronized (mPackages) { 1420 for (int userId : firstUsers) { 1421 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1422 } 1423 } 1424 } 1425 } 1426 // Log current value of "unknown sources" setting 1427 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1428 getUnknownSourcesSettings()); 1429 } 1430 // Force a gc to clear up things 1431 Runtime.getRuntime().gc(); 1432 // We delete after a gc for applications on sdcard. 1433 if (deleteOld) { 1434 synchronized (mInstallLock) { 1435 res.removedInfo.args.doPostDeleteLI(true); 1436 } 1437 } 1438 if (args.observer != null) { 1439 try { 1440 Bundle extras = extrasForInstallResult(res); 1441 args.observer.onPackageInstalled(res.name, res.returnCode, 1442 res.returnMsg, extras); 1443 } catch (RemoteException e) { 1444 Slog.i(TAG, "Observer no longer exists."); 1445 } 1446 } 1447 } else { 1448 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1449 } 1450 } break; 1451 case UPDATED_MEDIA_STATUS: { 1452 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1453 boolean reportStatus = msg.arg1 == 1; 1454 boolean doGc = msg.arg2 == 1; 1455 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1456 if (doGc) { 1457 // Force a gc to clear up stale containers. 1458 Runtime.getRuntime().gc(); 1459 } 1460 if (msg.obj != null) { 1461 @SuppressWarnings("unchecked") 1462 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1463 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1464 // Unload containers 1465 unloadAllContainers(args); 1466 } 1467 if (reportStatus) { 1468 try { 1469 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1470 PackageHelper.getMountService().finishMediaUpdate(); 1471 } catch (RemoteException e) { 1472 Log.e(TAG, "MountService not running?"); 1473 } 1474 } 1475 } break; 1476 case WRITE_SETTINGS: { 1477 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1478 synchronized (mPackages) { 1479 removeMessages(WRITE_SETTINGS); 1480 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1481 mSettings.writeLPr(); 1482 mDirtyUsers.clear(); 1483 } 1484 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1485 } break; 1486 case WRITE_PACKAGE_RESTRICTIONS: { 1487 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1488 synchronized (mPackages) { 1489 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1490 for (int userId : mDirtyUsers) { 1491 mSettings.writePackageRestrictionsLPr(userId); 1492 } 1493 mDirtyUsers.clear(); 1494 } 1495 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1496 } break; 1497 case CHECK_PENDING_VERIFICATION: { 1498 final int verificationId = msg.arg1; 1499 final PackageVerificationState state = mPendingVerification.get(verificationId); 1500 1501 if ((state != null) && !state.timeoutExtended()) { 1502 final InstallArgs args = state.getInstallArgs(); 1503 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1504 1505 Slog.i(TAG, "Verification timed out for " + originUri); 1506 mPendingVerification.remove(verificationId); 1507 1508 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1509 1510 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1511 Slog.i(TAG, "Continuing with installation of " + originUri); 1512 state.setVerifierResponse(Binder.getCallingUid(), 1513 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1514 broadcastPackageVerified(verificationId, originUri, 1515 PackageManager.VERIFICATION_ALLOW, 1516 state.getInstallArgs().getUser()); 1517 try { 1518 ret = args.copyApk(mContainerService, true); 1519 } catch (RemoteException e) { 1520 Slog.e(TAG, "Could not contact the ContainerService"); 1521 } 1522 } else { 1523 broadcastPackageVerified(verificationId, originUri, 1524 PackageManager.VERIFICATION_REJECT, 1525 state.getInstallArgs().getUser()); 1526 } 1527 1528 processPendingInstall(args, ret); 1529 mHandler.sendEmptyMessage(MCS_UNBIND); 1530 } 1531 break; 1532 } 1533 case PACKAGE_VERIFIED: { 1534 final int verificationId = msg.arg1; 1535 1536 final PackageVerificationState state = mPendingVerification.get(verificationId); 1537 if (state == null) { 1538 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1539 break; 1540 } 1541 1542 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1543 1544 state.setVerifierResponse(response.callerUid, response.code); 1545 1546 if (state.isVerificationComplete()) { 1547 mPendingVerification.remove(verificationId); 1548 1549 final InstallArgs args = state.getInstallArgs(); 1550 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1551 1552 int ret; 1553 if (state.isInstallAllowed()) { 1554 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1555 broadcastPackageVerified(verificationId, originUri, 1556 response.code, state.getInstallArgs().getUser()); 1557 try { 1558 ret = args.copyApk(mContainerService, true); 1559 } catch (RemoteException e) { 1560 Slog.e(TAG, "Could not contact the ContainerService"); 1561 } 1562 } else { 1563 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1564 } 1565 1566 processPendingInstall(args, ret); 1567 1568 mHandler.sendEmptyMessage(MCS_UNBIND); 1569 } 1570 1571 break; 1572 } 1573 case START_INTENT_FILTER_VERIFICATIONS: { 1574 IFVerificationParams params = (IFVerificationParams) msg.obj; 1575 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1576 params.replacing, params.pkg); 1577 break; 1578 } 1579 case INTENT_FILTER_VERIFIED: { 1580 final int verificationId = msg.arg1; 1581 1582 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1583 verificationId); 1584 if (state == null) { 1585 Slog.w(TAG, "Invalid IntentFilter verification token " 1586 + verificationId + " received"); 1587 break; 1588 } 1589 1590 final int userId = state.getUserId(); 1591 1592 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1593 "Processing IntentFilter verification with token:" 1594 + verificationId + " and userId:" + userId); 1595 1596 final IntentFilterVerificationResponse response = 1597 (IntentFilterVerificationResponse) msg.obj; 1598 1599 state.setVerifierResponse(response.callerUid, response.code); 1600 1601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1602 "IntentFilter verification with token:" + verificationId 1603 + " and userId:" + userId 1604 + " is settings verifier response with response code:" 1605 + response.code); 1606 1607 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1608 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1609 + response.getFailedDomainsString()); 1610 } 1611 1612 if (state.isVerificationComplete()) { 1613 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1614 } else { 1615 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1616 "IntentFilter verification with token:" + verificationId 1617 + " was not said to be complete"); 1618 } 1619 1620 break; 1621 } 1622 } 1623 } 1624 } 1625 1626 private StorageEventListener mStorageListener = new StorageEventListener() { 1627 @Override 1628 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1629 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1630 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1631 final String volumeUuid = vol.getFsUuid(); 1632 1633 // Clean up any users or apps that were removed or recreated 1634 // while this volume was missing 1635 reconcileUsers(volumeUuid); 1636 reconcileApps(volumeUuid); 1637 1638 // Clean up any install sessions that expired or were 1639 // cancelled while this volume was missing 1640 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1641 1642 loadPrivatePackages(vol); 1643 1644 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1645 unloadPrivatePackages(vol); 1646 } 1647 } 1648 1649 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1650 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1651 updateExternalMediaStatus(true, false); 1652 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1653 updateExternalMediaStatus(false, false); 1654 } 1655 } 1656 } 1657 1658 @Override 1659 public void onVolumeForgotten(String fsUuid) { 1660 // Remove any apps installed on the forgotten volume 1661 synchronized (mPackages) { 1662 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1663 for (PackageSetting ps : packages) { 1664 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1665 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1666 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1667 } 1668 1669 mSettings.writeLPr(); 1670 } 1671 } 1672 }; 1673 1674 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1675 String[] grantedPermissions) { 1676 if (userId >= UserHandle.USER_OWNER) { 1677 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1678 } else if (userId == UserHandle.USER_ALL) { 1679 final int[] userIds; 1680 synchronized (mPackages) { 1681 userIds = UserManagerService.getInstance().getUserIds(); 1682 } 1683 for (int someUserId : userIds) { 1684 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1685 } 1686 } 1687 1688 // We could have touched GID membership, so flush out packages.list 1689 synchronized (mPackages) { 1690 mSettings.writePackageListLPr(); 1691 } 1692 } 1693 1694 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1695 String[] grantedPermissions) { 1696 SettingBase sb = (SettingBase) pkg.mExtras; 1697 if (sb == null) { 1698 return; 1699 } 1700 1701 PermissionsState permissionsState = sb.getPermissionsState(); 1702 1703 for (String permission : pkg.requestedPermissions) { 1704 BasePermission bp = mSettings.mPermissions.get(permission); 1705 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1706 || ArrayUtils.contains(grantedPermissions, permission))) { 1707 permissionsState.grantRuntimePermission(bp, userId); 1708 } 1709 } 1710 } 1711 1712 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1713 Bundle extras = null; 1714 switch (res.returnCode) { 1715 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1716 extras = new Bundle(); 1717 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1718 res.origPermission); 1719 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1720 res.origPackage); 1721 break; 1722 } 1723 case PackageManager.INSTALL_SUCCEEDED: { 1724 extras = new Bundle(); 1725 extras.putBoolean(Intent.EXTRA_REPLACING, 1726 res.removedInfo != null && res.removedInfo.removedPackage != null); 1727 break; 1728 } 1729 } 1730 return extras; 1731 } 1732 1733 void scheduleWriteSettingsLocked() { 1734 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1735 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1736 } 1737 } 1738 1739 void scheduleWritePackageRestrictionsLocked(int userId) { 1740 if (!sUserManager.exists(userId)) return; 1741 mDirtyUsers.add(userId); 1742 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1743 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1744 } 1745 } 1746 1747 public static PackageManagerService main(Context context, Installer installer, 1748 boolean factoryTest, boolean onlyCore) { 1749 PackageManagerService m = new PackageManagerService(context, installer, 1750 factoryTest, onlyCore); 1751 ServiceManager.addService("package", m); 1752 return m; 1753 } 1754 1755 static String[] splitString(String str, char sep) { 1756 int count = 1; 1757 int i = 0; 1758 while ((i=str.indexOf(sep, i)) >= 0) { 1759 count++; 1760 i++; 1761 } 1762 1763 String[] res = new String[count]; 1764 i=0; 1765 count = 0; 1766 int lastI=0; 1767 while ((i=str.indexOf(sep, i)) >= 0) { 1768 res[count] = str.substring(lastI, i); 1769 count++; 1770 i++; 1771 lastI = i; 1772 } 1773 res[count] = str.substring(lastI, str.length()); 1774 return res; 1775 } 1776 1777 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1778 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1779 Context.DISPLAY_SERVICE); 1780 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1781 } 1782 1783 public PackageManagerService(Context context, Installer installer, 1784 boolean factoryTest, boolean onlyCore) { 1785 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1786 SystemClock.uptimeMillis()); 1787 1788 if (mSdkVersion <= 0) { 1789 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1790 } 1791 1792 mContext = context; 1793 mFactoryTest = factoryTest; 1794 mOnlyCore = onlyCore; 1795 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1796 mMetrics = new DisplayMetrics(); 1797 mSettings = new Settings(mPackages); 1798 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1799 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1800 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1801 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1802 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1803 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1804 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1805 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1806 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1807 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1808 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1809 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1810 1811 // TODO: add a property to control this? 1812 long dexOptLRUThresholdInMinutes; 1813 if (mLazyDexOpt) { 1814 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1815 } else { 1816 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1817 } 1818 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1819 1820 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1821 if (separateProcesses != null && separateProcesses.length() > 0) { 1822 if ("*".equals(separateProcesses)) { 1823 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1824 mSeparateProcesses = null; 1825 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1826 } else { 1827 mDefParseFlags = 0; 1828 mSeparateProcesses = separateProcesses.split(","); 1829 Slog.w(TAG, "Running with debug.separate_processes: " 1830 + separateProcesses); 1831 } 1832 } else { 1833 mDefParseFlags = 0; 1834 mSeparateProcesses = null; 1835 } 1836 1837 mInstaller = installer; 1838 mPackageDexOptimizer = new PackageDexOptimizer(this); 1839 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1840 1841 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1842 FgThread.get().getLooper()); 1843 1844 getDefaultDisplayMetrics(context, mMetrics); 1845 1846 SystemConfig systemConfig = SystemConfig.getInstance(); 1847 mGlobalGids = systemConfig.getGlobalGids(); 1848 mSystemPermissions = systemConfig.getSystemPermissions(); 1849 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1850 1851 synchronized (mInstallLock) { 1852 // writer 1853 synchronized (mPackages) { 1854 mHandlerThread = new ServiceThread(TAG, 1855 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1856 mHandlerThread.start(); 1857 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1858 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1859 1860 File dataDir = Environment.getDataDirectory(); 1861 mAppDataDir = new File(dataDir, "data"); 1862 mAppInstallDir = new File(dataDir, "app"); 1863 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1864 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1865 mUserAppDataDir = new File(dataDir, "user"); 1866 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1867 1868 sUserManager = new UserManagerService(context, this, 1869 mInstallLock, mPackages); 1870 1871 // Propagate permission configuration in to package manager. 1872 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1873 = systemConfig.getPermissions(); 1874 for (int i=0; i<permConfig.size(); i++) { 1875 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1876 BasePermission bp = mSettings.mPermissions.get(perm.name); 1877 if (bp == null) { 1878 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1879 mSettings.mPermissions.put(perm.name, bp); 1880 } 1881 if (perm.gids != null) { 1882 bp.setGids(perm.gids, perm.perUser); 1883 } 1884 } 1885 1886 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1887 for (int i=0; i<libConfig.size(); i++) { 1888 mSharedLibraries.put(libConfig.keyAt(i), 1889 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1890 } 1891 1892 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1893 1894 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1895 mSdkVersion, mOnlyCore); 1896 1897 String customResolverActivity = Resources.getSystem().getString( 1898 R.string.config_customResolverActivity); 1899 if (TextUtils.isEmpty(customResolverActivity)) { 1900 customResolverActivity = null; 1901 } else { 1902 mCustomResolverComponentName = ComponentName.unflattenFromString( 1903 customResolverActivity); 1904 } 1905 1906 long startTime = SystemClock.uptimeMillis(); 1907 1908 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1909 startTime); 1910 1911 // Set flag to monitor and not change apk file paths when 1912 // scanning install directories. 1913 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1914 1915 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1916 1917 /** 1918 * Add everything in the in the boot class path to the 1919 * list of process files because dexopt will have been run 1920 * if necessary during zygote startup. 1921 */ 1922 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1923 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1924 1925 if (bootClassPath != null) { 1926 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1927 for (String element : bootClassPathElements) { 1928 alreadyDexOpted.add(element); 1929 } 1930 } else { 1931 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1932 } 1933 1934 if (systemServerClassPath != null) { 1935 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1936 for (String element : systemServerClassPathElements) { 1937 alreadyDexOpted.add(element); 1938 } 1939 } else { 1940 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1941 } 1942 1943 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1944 final String[] dexCodeInstructionSets = 1945 getDexCodeInstructionSets( 1946 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1947 1948 /** 1949 * Ensure all external libraries have had dexopt run on them. 1950 */ 1951 if (mSharedLibraries.size() > 0) { 1952 // NOTE: For now, we're compiling these system "shared libraries" 1953 // (and framework jars) into all available architectures. It's possible 1954 // to compile them only when we come across an app that uses them (there's 1955 // already logic for that in scanPackageLI) but that adds some complexity. 1956 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1957 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1958 final String lib = libEntry.path; 1959 if (lib == null) { 1960 continue; 1961 } 1962 1963 try { 1964 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1965 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1966 alreadyDexOpted.add(lib); 1967 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1968 } 1969 } catch (FileNotFoundException e) { 1970 Slog.w(TAG, "Library not found: " + lib); 1971 } catch (IOException e) { 1972 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1973 + e.getMessage()); 1974 } 1975 } 1976 } 1977 } 1978 1979 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1980 1981 // Gross hack for now: we know this file doesn't contain any 1982 // code, so don't dexopt it to avoid the resulting log spew. 1983 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1984 1985 // Gross hack for now: we know this file is only part of 1986 // the boot class path for art, so don't dexopt it to 1987 // avoid the resulting log spew. 1988 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1989 1990 /** 1991 * There are a number of commands implemented in Java, which 1992 * we currently need to do the dexopt on so that they can be 1993 * run from a non-root shell. 1994 */ 1995 String[] frameworkFiles = frameworkDir.list(); 1996 if (frameworkFiles != null) { 1997 // TODO: We could compile these only for the most preferred ABI. We should 1998 // first double check that the dex files for these commands are not referenced 1999 // by other system apps. 2000 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2001 for (int i=0; i<frameworkFiles.length; i++) { 2002 File libPath = new File(frameworkDir, frameworkFiles[i]); 2003 String path = libPath.getPath(); 2004 // Skip the file if we already did it. 2005 if (alreadyDexOpted.contains(path)) { 2006 continue; 2007 } 2008 // Skip the file if it is not a type we want to dexopt. 2009 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2010 continue; 2011 } 2012 try { 2013 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2014 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2015 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2016 } 2017 } catch (FileNotFoundException e) { 2018 Slog.w(TAG, "Jar not found: " + path); 2019 } catch (IOException e) { 2020 Slog.w(TAG, "Exception reading jar: " + path, e); 2021 } 2022 } 2023 } 2024 } 2025 2026 // Collect vendor overlay packages. 2027 // (Do this before scanning any apps.) 2028 // For security and version matching reason, only consider 2029 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2030 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2031 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2032 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2033 2034 // Find base frameworks (resource packages without code). 2035 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2036 | PackageParser.PARSE_IS_SYSTEM_DIR 2037 | PackageParser.PARSE_IS_PRIVILEGED, 2038 scanFlags | SCAN_NO_DEX, 0); 2039 2040 // Collected privileged system packages. 2041 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2042 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2043 | PackageParser.PARSE_IS_SYSTEM_DIR 2044 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2045 2046 // Collect ordinary system packages. 2047 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2048 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2049 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2050 2051 // Collect all vendor packages. 2052 File vendorAppDir = new File("/vendor/app"); 2053 try { 2054 vendorAppDir = vendorAppDir.getCanonicalFile(); 2055 } catch (IOException e) { 2056 // failed to look up canonical path, continue with original one 2057 } 2058 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2059 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2060 2061 // Collect all OEM packages. 2062 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2063 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2064 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2065 2066 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2067 mInstaller.moveFiles(); 2068 2069 // Prune any system packages that no longer exist. 2070 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2071 if (!mOnlyCore) { 2072 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2073 while (psit.hasNext()) { 2074 PackageSetting ps = psit.next(); 2075 2076 /* 2077 * If this is not a system app, it can't be a 2078 * disable system app. 2079 */ 2080 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2081 continue; 2082 } 2083 2084 /* 2085 * If the package is scanned, it's not erased. 2086 */ 2087 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2088 if (scannedPkg != null) { 2089 /* 2090 * If the system app is both scanned and in the 2091 * disabled packages list, then it must have been 2092 * added via OTA. Remove it from the currently 2093 * scanned package so the previously user-installed 2094 * application can be scanned. 2095 */ 2096 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2097 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2098 + ps.name + "; removing system app. Last known codePath=" 2099 + ps.codePathString + ", installStatus=" + ps.installStatus 2100 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2101 + scannedPkg.mVersionCode); 2102 removePackageLI(ps, true); 2103 mExpectingBetter.put(ps.name, ps.codePath); 2104 } 2105 2106 continue; 2107 } 2108 2109 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2110 psit.remove(); 2111 logCriticalInfo(Log.WARN, "System package " + ps.name 2112 + " no longer exists; wiping its data"); 2113 removeDataDirsLI(null, ps.name); 2114 } else { 2115 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2116 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2117 possiblyDeletedUpdatedSystemApps.add(ps.name); 2118 } 2119 } 2120 } 2121 } 2122 2123 //look for any incomplete package installations 2124 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2125 //clean up list 2126 for(int i = 0; i < deletePkgsList.size(); i++) { 2127 //clean up here 2128 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2129 } 2130 //delete tmp files 2131 deleteTempPackageFiles(); 2132 2133 // Remove any shared userIDs that have no associated packages 2134 mSettings.pruneSharedUsersLPw(); 2135 2136 if (!mOnlyCore) { 2137 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2138 SystemClock.uptimeMillis()); 2139 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2140 2141 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2142 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2143 2144 /** 2145 * Remove disable package settings for any updated system 2146 * apps that were removed via an OTA. If they're not a 2147 * previously-updated app, remove them completely. 2148 * Otherwise, just revoke their system-level permissions. 2149 */ 2150 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2151 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2152 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2153 2154 String msg; 2155 if (deletedPkg == null) { 2156 msg = "Updated system package " + deletedAppName 2157 + " no longer exists; wiping its data"; 2158 removeDataDirsLI(null, deletedAppName); 2159 } else { 2160 msg = "Updated system app + " + deletedAppName 2161 + " no longer present; removing system privileges for " 2162 + deletedAppName; 2163 2164 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2165 2166 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2167 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2168 } 2169 logCriticalInfo(Log.WARN, msg); 2170 } 2171 2172 /** 2173 * Make sure all system apps that we expected to appear on 2174 * the userdata partition actually showed up. If they never 2175 * appeared, crawl back and revive the system version. 2176 */ 2177 for (int i = 0; i < mExpectingBetter.size(); i++) { 2178 final String packageName = mExpectingBetter.keyAt(i); 2179 if (!mPackages.containsKey(packageName)) { 2180 final File scanFile = mExpectingBetter.valueAt(i); 2181 2182 logCriticalInfo(Log.WARN, "Expected better " + packageName 2183 + " but never showed up; reverting to system"); 2184 2185 final int reparseFlags; 2186 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2187 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2188 | PackageParser.PARSE_IS_SYSTEM_DIR 2189 | PackageParser.PARSE_IS_PRIVILEGED; 2190 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2191 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2192 | PackageParser.PARSE_IS_SYSTEM_DIR; 2193 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2194 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2195 | PackageParser.PARSE_IS_SYSTEM_DIR; 2196 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2197 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2198 | PackageParser.PARSE_IS_SYSTEM_DIR; 2199 } else { 2200 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2201 continue; 2202 } 2203 2204 mSettings.enableSystemPackageLPw(packageName); 2205 2206 try { 2207 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2208 } catch (PackageManagerException e) { 2209 Slog.e(TAG, "Failed to parse original system package: " 2210 + e.getMessage()); 2211 } 2212 } 2213 } 2214 } 2215 mExpectingBetter.clear(); 2216 2217 // Now that we know all of the shared libraries, update all clients to have 2218 // the correct library paths. 2219 updateAllSharedLibrariesLPw(); 2220 2221 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2222 // NOTE: We ignore potential failures here during a system scan (like 2223 // the rest of the commands above) because there's precious little we 2224 // can do about it. A settings error is reported, though. 2225 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2226 false /* force dexopt */, false /* defer dexopt */); 2227 } 2228 2229 // Now that we know all the packages we are keeping, 2230 // read and update their last usage times. 2231 mPackageUsage.readLP(); 2232 2233 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2234 SystemClock.uptimeMillis()); 2235 Slog.i(TAG, "Time to scan packages: " 2236 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2237 + " seconds"); 2238 2239 // If the platform SDK has changed since the last time we booted, 2240 // we need to re-grant app permission to catch any new ones that 2241 // appear. This is really a hack, and means that apps can in some 2242 // cases get permissions that the user didn't initially explicitly 2243 // allow... it would be nice to have some better way to handle 2244 // this situation. 2245 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2246 != mSdkVersion; 2247 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2248 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2249 + "; regranting permissions for internal storage"); 2250 mSettings.mInternalSdkPlatform = mSdkVersion; 2251 2252 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2253 | (regrantPermissions 2254 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2255 : 0)); 2256 2257 // If this is the first boot, and it is a normal boot, then 2258 // we need to initialize the default preferred apps. 2259 if (!mRestoredSettings && !onlyCore) { 2260 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2261 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2262 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2263 } 2264 2265 // If this is first boot after an OTA, and a normal boot, then 2266 // we need to clear code cache directories. 2267 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2268 if (mIsUpgrade && !onlyCore) { 2269 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2270 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2271 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2272 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2273 } 2274 mSettings.mFingerprint = Build.FINGERPRINT; 2275 } 2276 2277 checkDefaultBrowser(); 2278 2279 // All the changes are done during package scanning. 2280 mSettings.updateInternalDatabaseVersion(); 2281 2282 // can downgrade to reader 2283 mSettings.writeLPr(); 2284 2285 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2286 SystemClock.uptimeMillis()); 2287 2288 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2289 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2290 2291 mInstallerService = new PackageInstallerService(context, this); 2292 2293 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2294 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2295 mIntentFilterVerifierComponent); 2296 2297 } // synchronized (mPackages) 2298 } // synchronized (mInstallLock) 2299 2300 // Now after opening every single application zip, make sure they 2301 // are all flushed. Not really needed, but keeps things nice and 2302 // tidy. 2303 Runtime.getRuntime().gc(); 2304 2305 // Expose private service for system components to use. 2306 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2307 } 2308 2309 @Override 2310 public boolean isFirstBoot() { 2311 return !mRestoredSettings; 2312 } 2313 2314 @Override 2315 public boolean isOnlyCoreApps() { 2316 return mOnlyCore; 2317 } 2318 2319 @Override 2320 public boolean isUpgrade() { 2321 return mIsUpgrade; 2322 } 2323 2324 private String getRequiredVerifierLPr() { 2325 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2326 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2327 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2328 2329 String requiredVerifier = null; 2330 2331 final int N = receivers.size(); 2332 for (int i = 0; i < N; i++) { 2333 final ResolveInfo info = receivers.get(i); 2334 2335 if (info.activityInfo == null) { 2336 continue; 2337 } 2338 2339 final String packageName = info.activityInfo.packageName; 2340 2341 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2342 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2343 continue; 2344 } 2345 2346 if (requiredVerifier != null) { 2347 throw new RuntimeException("There can be only one required verifier"); 2348 } 2349 2350 requiredVerifier = packageName; 2351 } 2352 2353 return requiredVerifier; 2354 } 2355 2356 private String getRequiredInstallerLPr() { 2357 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2358 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2359 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2360 2361 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2362 PACKAGE_MIME_TYPE, 0, 0); 2363 2364 String requiredInstaller = null; 2365 2366 final int N = installers.size(); 2367 for (int i = 0; i < N; i++) { 2368 final ResolveInfo info = installers.get(i); 2369 final String packageName = info.activityInfo.packageName; 2370 2371 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2372 continue; 2373 } 2374 2375 if (requiredInstaller != null) { 2376 throw new RuntimeException("There must be one required installer"); 2377 } 2378 2379 requiredInstaller = packageName; 2380 } 2381 2382 if (requiredInstaller == null) { 2383 throw new RuntimeException("There must be one required installer"); 2384 } 2385 2386 return requiredInstaller; 2387 } 2388 2389 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2390 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2391 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2392 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2393 2394 ComponentName verifierComponentName = null; 2395 2396 int priority = -1000; 2397 final int N = receivers.size(); 2398 for (int i = 0; i < N; i++) { 2399 final ResolveInfo info = receivers.get(i); 2400 2401 if (info.activityInfo == null) { 2402 continue; 2403 } 2404 2405 final String packageName = info.activityInfo.packageName; 2406 2407 final PackageSetting ps = mSettings.mPackages.get(packageName); 2408 if (ps == null) { 2409 continue; 2410 } 2411 2412 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2413 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2414 continue; 2415 } 2416 2417 // Select the IntentFilterVerifier with the highest priority 2418 if (priority < info.priority) { 2419 priority = info.priority; 2420 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2421 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2422 + verifierComponentName + " with priority: " + info.priority); 2423 } 2424 } 2425 2426 return verifierComponentName; 2427 } 2428 2429 private void primeDomainVerificationsLPw(int userId) { 2430 if (DEBUG_DOMAIN_VERIFICATION) { 2431 Slog.d(TAG, "Priming domain verifications in user " + userId); 2432 } 2433 2434 SystemConfig systemConfig = SystemConfig.getInstance(); 2435 ArraySet<String> packages = systemConfig.getLinkedApps(); 2436 ArraySet<String> domains = new ArraySet<String>(); 2437 2438 for (String packageName : packages) { 2439 PackageParser.Package pkg = mPackages.get(packageName); 2440 if (pkg != null) { 2441 if (!pkg.isSystemApp()) { 2442 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2443 continue; 2444 } 2445 2446 domains.clear(); 2447 for (PackageParser.Activity a : pkg.activities) { 2448 for (ActivityIntentInfo filter : a.intents) { 2449 if (hasValidDomains(filter)) { 2450 domains.addAll(filter.getHostsList()); 2451 } 2452 } 2453 } 2454 2455 if (domains.size() > 0) { 2456 if (DEBUG_DOMAIN_VERIFICATION) { 2457 Slog.v(TAG, " + " + packageName); 2458 } 2459 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2460 // state w.r.t. the formal app-linkage "no verification attempted" state; 2461 // and then 'always' in the per-user state actually used for intent resolution. 2462 final IntentFilterVerificationInfo ivi; 2463 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2464 new ArrayList<String>(domains)); 2465 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2466 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2467 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2468 } else { 2469 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2470 + "' does not handle web links"); 2471 } 2472 } else { 2473 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2474 } 2475 } 2476 2477 scheduleWritePackageRestrictionsLocked(userId); 2478 scheduleWriteSettingsLocked(); 2479 } 2480 2481 private void applyFactoryDefaultBrowserLPw(int userId) { 2482 // The default browser app's package name is stored in a string resource, 2483 // with a product-specific overlay used for vendor customization. 2484 String browserPkg = mContext.getResources().getString( 2485 com.android.internal.R.string.default_browser); 2486 if (!TextUtils.isEmpty(browserPkg)) { 2487 // non-empty string => required to be a known package 2488 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2489 if (ps == null) { 2490 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2491 browserPkg = null; 2492 } else { 2493 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2494 } 2495 } 2496 2497 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2498 // default. If there's more than one, just leave everything alone. 2499 if (browserPkg == null) { 2500 calculateDefaultBrowserLPw(userId); 2501 } 2502 } 2503 2504 private void calculateDefaultBrowserLPw(int userId) { 2505 List<String> allBrowsers = resolveAllBrowserApps(userId); 2506 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2507 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2508 } 2509 2510 private List<String> resolveAllBrowserApps(int userId) { 2511 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2512 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2513 PackageManager.MATCH_ALL, userId); 2514 2515 final int count = list.size(); 2516 List<String> result = new ArrayList<String>(count); 2517 for (int i=0; i<count; i++) { 2518 ResolveInfo info = list.get(i); 2519 if (info.activityInfo == null 2520 || !info.handleAllWebDataURI 2521 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2522 || result.contains(info.activityInfo.packageName)) { 2523 continue; 2524 } 2525 result.add(info.activityInfo.packageName); 2526 } 2527 2528 return result; 2529 } 2530 2531 private boolean packageIsBrowser(String packageName, int userId) { 2532 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2533 PackageManager.MATCH_ALL, userId); 2534 final int N = list.size(); 2535 for (int i = 0; i < N; i++) { 2536 ResolveInfo info = list.get(i); 2537 if (packageName.equals(info.activityInfo.packageName)) { 2538 return true; 2539 } 2540 } 2541 return false; 2542 } 2543 2544 private void checkDefaultBrowser() { 2545 final int myUserId = UserHandle.myUserId(); 2546 final String packageName = getDefaultBrowserPackageName(myUserId); 2547 if (packageName != null) { 2548 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2549 if (info == null) { 2550 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2551 synchronized (mPackages) { 2552 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2553 } 2554 } 2555 } 2556 } 2557 2558 @Override 2559 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2560 throws RemoteException { 2561 try { 2562 return super.onTransact(code, data, reply, flags); 2563 } catch (RuntimeException e) { 2564 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2565 Slog.wtf(TAG, "Package Manager Crash", e); 2566 } 2567 throw e; 2568 } 2569 } 2570 2571 void cleanupInstallFailedPackage(PackageSetting ps) { 2572 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2573 2574 removeDataDirsLI(ps.volumeUuid, ps.name); 2575 if (ps.codePath != null) { 2576 if (ps.codePath.isDirectory()) { 2577 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2578 } else { 2579 ps.codePath.delete(); 2580 } 2581 } 2582 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2583 if (ps.resourcePath.isDirectory()) { 2584 FileUtils.deleteContents(ps.resourcePath); 2585 } 2586 ps.resourcePath.delete(); 2587 } 2588 mSettings.removePackageLPw(ps.name); 2589 } 2590 2591 static int[] appendInts(int[] cur, int[] add) { 2592 if (add == null) return cur; 2593 if (cur == null) return add; 2594 final int N = add.length; 2595 for (int i=0; i<N; i++) { 2596 cur = appendInt(cur, add[i]); 2597 } 2598 return cur; 2599 } 2600 2601 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2602 if (!sUserManager.exists(userId)) return null; 2603 final PackageSetting ps = (PackageSetting) p.mExtras; 2604 if (ps == null) { 2605 return null; 2606 } 2607 2608 final PermissionsState permissionsState = ps.getPermissionsState(); 2609 2610 final int[] gids = permissionsState.computeGids(userId); 2611 final Set<String> permissions = permissionsState.getPermissions(userId); 2612 final PackageUserState state = ps.readUserState(userId); 2613 2614 return PackageParser.generatePackageInfo(p, gids, flags, 2615 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2616 } 2617 2618 @Override 2619 public boolean isPackageFrozen(String packageName) { 2620 synchronized (mPackages) { 2621 final PackageSetting ps = mSettings.mPackages.get(packageName); 2622 if (ps != null) { 2623 return ps.frozen; 2624 } 2625 } 2626 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2627 return true; 2628 } 2629 2630 @Override 2631 public boolean isPackageAvailable(String packageName, int userId) { 2632 if (!sUserManager.exists(userId)) return false; 2633 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2634 synchronized (mPackages) { 2635 PackageParser.Package p = mPackages.get(packageName); 2636 if (p != null) { 2637 final PackageSetting ps = (PackageSetting) p.mExtras; 2638 if (ps != null) { 2639 final PackageUserState state = ps.readUserState(userId); 2640 if (state != null) { 2641 return PackageParser.isAvailable(state); 2642 } 2643 } 2644 } 2645 } 2646 return false; 2647 } 2648 2649 @Override 2650 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2651 if (!sUserManager.exists(userId)) return null; 2652 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2653 // reader 2654 synchronized (mPackages) { 2655 PackageParser.Package p = mPackages.get(packageName); 2656 if (DEBUG_PACKAGE_INFO) 2657 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2658 if (p != null) { 2659 return generatePackageInfo(p, flags, userId); 2660 } 2661 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2662 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2663 } 2664 } 2665 return null; 2666 } 2667 2668 @Override 2669 public String[] currentToCanonicalPackageNames(String[] names) { 2670 String[] out = new String[names.length]; 2671 // reader 2672 synchronized (mPackages) { 2673 for (int i=names.length-1; i>=0; i--) { 2674 PackageSetting ps = mSettings.mPackages.get(names[i]); 2675 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2676 } 2677 } 2678 return out; 2679 } 2680 2681 @Override 2682 public String[] canonicalToCurrentPackageNames(String[] names) { 2683 String[] out = new String[names.length]; 2684 // reader 2685 synchronized (mPackages) { 2686 for (int i=names.length-1; i>=0; i--) { 2687 String cur = mSettings.mRenamedPackages.get(names[i]); 2688 out[i] = cur != null ? cur : names[i]; 2689 } 2690 } 2691 return out; 2692 } 2693 2694 @Override 2695 public int getPackageUid(String packageName, int userId) { 2696 if (!sUserManager.exists(userId)) return -1; 2697 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2698 2699 // reader 2700 synchronized (mPackages) { 2701 PackageParser.Package p = mPackages.get(packageName); 2702 if(p != null) { 2703 return UserHandle.getUid(userId, p.applicationInfo.uid); 2704 } 2705 PackageSetting ps = mSettings.mPackages.get(packageName); 2706 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2707 return -1; 2708 } 2709 p = ps.pkg; 2710 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2711 } 2712 } 2713 2714 @Override 2715 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2716 if (!sUserManager.exists(userId)) { 2717 return null; 2718 } 2719 2720 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2721 "getPackageGids"); 2722 2723 // reader 2724 synchronized (mPackages) { 2725 PackageParser.Package p = mPackages.get(packageName); 2726 if (DEBUG_PACKAGE_INFO) { 2727 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2728 } 2729 if (p != null) { 2730 PackageSetting ps = (PackageSetting) p.mExtras; 2731 return ps.getPermissionsState().computeGids(userId); 2732 } 2733 } 2734 2735 return null; 2736 } 2737 2738 static PermissionInfo generatePermissionInfo( 2739 BasePermission bp, int flags) { 2740 if (bp.perm != null) { 2741 return PackageParser.generatePermissionInfo(bp.perm, flags); 2742 } 2743 PermissionInfo pi = new PermissionInfo(); 2744 pi.name = bp.name; 2745 pi.packageName = bp.sourcePackage; 2746 pi.nonLocalizedLabel = bp.name; 2747 pi.protectionLevel = bp.protectionLevel; 2748 return pi; 2749 } 2750 2751 @Override 2752 public PermissionInfo getPermissionInfo(String name, int flags) { 2753 // reader 2754 synchronized (mPackages) { 2755 final BasePermission p = mSettings.mPermissions.get(name); 2756 if (p != null) { 2757 return generatePermissionInfo(p, flags); 2758 } 2759 return null; 2760 } 2761 } 2762 2763 @Override 2764 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2765 // reader 2766 synchronized (mPackages) { 2767 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2768 for (BasePermission p : mSettings.mPermissions.values()) { 2769 if (group == null) { 2770 if (p.perm == null || p.perm.info.group == null) { 2771 out.add(generatePermissionInfo(p, flags)); 2772 } 2773 } else { 2774 if (p.perm != null && group.equals(p.perm.info.group)) { 2775 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2776 } 2777 } 2778 } 2779 2780 if (out.size() > 0) { 2781 return out; 2782 } 2783 return mPermissionGroups.containsKey(group) ? out : null; 2784 } 2785 } 2786 2787 @Override 2788 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2789 // reader 2790 synchronized (mPackages) { 2791 return PackageParser.generatePermissionGroupInfo( 2792 mPermissionGroups.get(name), flags); 2793 } 2794 } 2795 2796 @Override 2797 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2798 // reader 2799 synchronized (mPackages) { 2800 final int N = mPermissionGroups.size(); 2801 ArrayList<PermissionGroupInfo> out 2802 = new ArrayList<PermissionGroupInfo>(N); 2803 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2804 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2805 } 2806 return out; 2807 } 2808 } 2809 2810 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2811 int userId) { 2812 if (!sUserManager.exists(userId)) return null; 2813 PackageSetting ps = mSettings.mPackages.get(packageName); 2814 if (ps != null) { 2815 if (ps.pkg == null) { 2816 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2817 flags, userId); 2818 if (pInfo != null) { 2819 return pInfo.applicationInfo; 2820 } 2821 return null; 2822 } 2823 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2824 ps.readUserState(userId), userId); 2825 } 2826 return null; 2827 } 2828 2829 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2830 int userId) { 2831 if (!sUserManager.exists(userId)) return null; 2832 PackageSetting ps = mSettings.mPackages.get(packageName); 2833 if (ps != null) { 2834 PackageParser.Package pkg = ps.pkg; 2835 if (pkg == null) { 2836 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2837 return null; 2838 } 2839 // Only data remains, so we aren't worried about code paths 2840 pkg = new PackageParser.Package(packageName); 2841 pkg.applicationInfo.packageName = packageName; 2842 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2843 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2844 pkg.applicationInfo.dataDir = Environment 2845 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2846 .getAbsolutePath(); 2847 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2848 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2849 } 2850 return generatePackageInfo(pkg, flags, userId); 2851 } 2852 return null; 2853 } 2854 2855 @Override 2856 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2857 if (!sUserManager.exists(userId)) return null; 2858 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2859 // writer 2860 synchronized (mPackages) { 2861 PackageParser.Package p = mPackages.get(packageName); 2862 if (DEBUG_PACKAGE_INFO) Log.v( 2863 TAG, "getApplicationInfo " + packageName 2864 + ": " + p); 2865 if (p != null) { 2866 PackageSetting ps = mSettings.mPackages.get(packageName); 2867 if (ps == null) return null; 2868 // Note: isEnabledLP() does not apply here - always return info 2869 return PackageParser.generateApplicationInfo( 2870 p, flags, ps.readUserState(userId), userId); 2871 } 2872 if ("android".equals(packageName)||"system".equals(packageName)) { 2873 return mAndroidApplication; 2874 } 2875 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2876 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2877 } 2878 } 2879 return null; 2880 } 2881 2882 @Override 2883 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2884 final IPackageDataObserver observer) { 2885 mContext.enforceCallingOrSelfPermission( 2886 android.Manifest.permission.CLEAR_APP_CACHE, null); 2887 // Queue up an async operation since clearing cache may take a little while. 2888 mHandler.post(new Runnable() { 2889 public void run() { 2890 mHandler.removeCallbacks(this); 2891 int retCode = -1; 2892 synchronized (mInstallLock) { 2893 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2894 if (retCode < 0) { 2895 Slog.w(TAG, "Couldn't clear application caches"); 2896 } 2897 } 2898 if (observer != null) { 2899 try { 2900 observer.onRemoveCompleted(null, (retCode >= 0)); 2901 } catch (RemoteException e) { 2902 Slog.w(TAG, "RemoveException when invoking call back"); 2903 } 2904 } 2905 } 2906 }); 2907 } 2908 2909 @Override 2910 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2911 final IntentSender pi) { 2912 mContext.enforceCallingOrSelfPermission( 2913 android.Manifest.permission.CLEAR_APP_CACHE, null); 2914 // Queue up an async operation since clearing cache may take a little while. 2915 mHandler.post(new Runnable() { 2916 public void run() { 2917 mHandler.removeCallbacks(this); 2918 int retCode = -1; 2919 synchronized (mInstallLock) { 2920 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2921 if (retCode < 0) { 2922 Slog.w(TAG, "Couldn't clear application caches"); 2923 } 2924 } 2925 if(pi != null) { 2926 try { 2927 // Callback via pending intent 2928 int code = (retCode >= 0) ? 1 : 0; 2929 pi.sendIntent(null, code, null, 2930 null, null); 2931 } catch (SendIntentException e1) { 2932 Slog.i(TAG, "Failed to send pending intent"); 2933 } 2934 } 2935 } 2936 }); 2937 } 2938 2939 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2940 synchronized (mInstallLock) { 2941 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2942 throw new IOException("Failed to free enough space"); 2943 } 2944 } 2945 } 2946 2947 @Override 2948 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2949 if (!sUserManager.exists(userId)) return null; 2950 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2951 synchronized (mPackages) { 2952 PackageParser.Activity a = mActivities.mActivities.get(component); 2953 2954 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2955 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2956 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2957 if (ps == null) return null; 2958 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2959 userId); 2960 } 2961 if (mResolveComponentName.equals(component)) { 2962 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2963 new PackageUserState(), userId); 2964 } 2965 } 2966 return null; 2967 } 2968 2969 @Override 2970 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2971 String resolvedType) { 2972 synchronized (mPackages) { 2973 PackageParser.Activity a = mActivities.mActivities.get(component); 2974 if (a == null) { 2975 return false; 2976 } 2977 for (int i=0; i<a.intents.size(); i++) { 2978 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2979 intent.getData(), intent.getCategories(), TAG) >= 0) { 2980 return true; 2981 } 2982 } 2983 return false; 2984 } 2985 } 2986 2987 @Override 2988 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2989 if (!sUserManager.exists(userId)) return null; 2990 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2991 synchronized (mPackages) { 2992 PackageParser.Activity a = mReceivers.mActivities.get(component); 2993 if (DEBUG_PACKAGE_INFO) Log.v( 2994 TAG, "getReceiverInfo " + component + ": " + a); 2995 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2996 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2997 if (ps == null) return null; 2998 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2999 userId); 3000 } 3001 } 3002 return null; 3003 } 3004 3005 @Override 3006 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3007 if (!sUserManager.exists(userId)) return null; 3008 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3009 synchronized (mPackages) { 3010 PackageParser.Service s = mServices.mServices.get(component); 3011 if (DEBUG_PACKAGE_INFO) Log.v( 3012 TAG, "getServiceInfo " + component + ": " + s); 3013 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3014 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3015 if (ps == null) return null; 3016 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3017 userId); 3018 } 3019 } 3020 return null; 3021 } 3022 3023 @Override 3024 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3025 if (!sUserManager.exists(userId)) return null; 3026 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3027 synchronized (mPackages) { 3028 PackageParser.Provider p = mProviders.mProviders.get(component); 3029 if (DEBUG_PACKAGE_INFO) Log.v( 3030 TAG, "getProviderInfo " + component + ": " + p); 3031 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3032 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3033 if (ps == null) return null; 3034 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3035 userId); 3036 } 3037 } 3038 return null; 3039 } 3040 3041 @Override 3042 public String[] getSystemSharedLibraryNames() { 3043 Set<String> libSet; 3044 synchronized (mPackages) { 3045 libSet = mSharedLibraries.keySet(); 3046 int size = libSet.size(); 3047 if (size > 0) { 3048 String[] libs = new String[size]; 3049 libSet.toArray(libs); 3050 return libs; 3051 } 3052 } 3053 return null; 3054 } 3055 3056 /** 3057 * @hide 3058 */ 3059 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3060 synchronized (mPackages) { 3061 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3062 if (lib != null && lib.apk != null) { 3063 return mPackages.get(lib.apk); 3064 } 3065 } 3066 return null; 3067 } 3068 3069 @Override 3070 public FeatureInfo[] getSystemAvailableFeatures() { 3071 Collection<FeatureInfo> featSet; 3072 synchronized (mPackages) { 3073 featSet = mAvailableFeatures.values(); 3074 int size = featSet.size(); 3075 if (size > 0) { 3076 FeatureInfo[] features = new FeatureInfo[size+1]; 3077 featSet.toArray(features); 3078 FeatureInfo fi = new FeatureInfo(); 3079 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3080 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3081 features[size] = fi; 3082 return features; 3083 } 3084 } 3085 return null; 3086 } 3087 3088 @Override 3089 public boolean hasSystemFeature(String name) { 3090 synchronized (mPackages) { 3091 return mAvailableFeatures.containsKey(name); 3092 } 3093 } 3094 3095 private void checkValidCaller(int uid, int userId) { 3096 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3097 return; 3098 3099 throw new SecurityException("Caller uid=" + uid 3100 + " is not privileged to communicate with user=" + userId); 3101 } 3102 3103 @Override 3104 public int checkPermission(String permName, String pkgName, int userId) { 3105 if (!sUserManager.exists(userId)) { 3106 return PackageManager.PERMISSION_DENIED; 3107 } 3108 3109 synchronized (mPackages) { 3110 final PackageParser.Package p = mPackages.get(pkgName); 3111 if (p != null && p.mExtras != null) { 3112 final PackageSetting ps = (PackageSetting) p.mExtras; 3113 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3114 return PackageManager.PERMISSION_GRANTED; 3115 } 3116 } 3117 } 3118 3119 return PackageManager.PERMISSION_DENIED; 3120 } 3121 3122 @Override 3123 public int checkUidPermission(String permName, int uid) { 3124 final int userId = UserHandle.getUserId(uid); 3125 3126 if (!sUserManager.exists(userId)) { 3127 return PackageManager.PERMISSION_DENIED; 3128 } 3129 3130 synchronized (mPackages) { 3131 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3132 if (obj != null) { 3133 final SettingBase ps = (SettingBase) obj; 3134 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3135 return PackageManager.PERMISSION_GRANTED; 3136 } 3137 } else { 3138 ArraySet<String> perms = mSystemPermissions.get(uid); 3139 if (perms != null && perms.contains(permName)) { 3140 return PackageManager.PERMISSION_GRANTED; 3141 } 3142 } 3143 } 3144 3145 return PackageManager.PERMISSION_DENIED; 3146 } 3147 3148 @Override 3149 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3150 if (UserHandle.getCallingUserId() != userId) { 3151 mContext.enforceCallingPermission( 3152 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3153 "isPermissionRevokedByPolicy for user " + userId); 3154 } 3155 3156 if (checkPermission(permission, packageName, userId) 3157 == PackageManager.PERMISSION_GRANTED) { 3158 return false; 3159 } 3160 3161 final long identity = Binder.clearCallingIdentity(); 3162 try { 3163 final int flags = getPermissionFlags(permission, packageName, userId); 3164 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3165 } finally { 3166 Binder.restoreCallingIdentity(identity); 3167 } 3168 } 3169 3170 /** 3171 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3172 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3173 * @param checkShell TODO(yamasani): 3174 * @param message the message to log on security exception 3175 */ 3176 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3177 boolean checkShell, String message) { 3178 if (userId < 0) { 3179 throw new IllegalArgumentException("Invalid userId " + userId); 3180 } 3181 if (checkShell) { 3182 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3183 } 3184 if (userId == UserHandle.getUserId(callingUid)) return; 3185 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3186 if (requireFullPermission) { 3187 mContext.enforceCallingOrSelfPermission( 3188 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3189 } else { 3190 try { 3191 mContext.enforceCallingOrSelfPermission( 3192 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3193 } catch (SecurityException se) { 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3196 } 3197 } 3198 } 3199 } 3200 3201 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3202 if (callingUid == Process.SHELL_UID) { 3203 if (userHandle >= 0 3204 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3205 throw new SecurityException("Shell does not have permission to access user " 3206 + userHandle); 3207 } else if (userHandle < 0) { 3208 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3209 + Debug.getCallers(3)); 3210 } 3211 } 3212 } 3213 3214 private BasePermission findPermissionTreeLP(String permName) { 3215 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3216 if (permName.startsWith(bp.name) && 3217 permName.length() > bp.name.length() && 3218 permName.charAt(bp.name.length()) == '.') { 3219 return bp; 3220 } 3221 } 3222 return null; 3223 } 3224 3225 private BasePermission checkPermissionTreeLP(String permName) { 3226 if (permName != null) { 3227 BasePermission bp = findPermissionTreeLP(permName); 3228 if (bp != null) { 3229 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3230 return bp; 3231 } 3232 throw new SecurityException("Calling uid " 3233 + Binder.getCallingUid() 3234 + " is not allowed to add to permission tree " 3235 + bp.name + " owned by uid " + bp.uid); 3236 } 3237 } 3238 throw new SecurityException("No permission tree found for " + permName); 3239 } 3240 3241 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3242 if (s1 == null) { 3243 return s2 == null; 3244 } 3245 if (s2 == null) { 3246 return false; 3247 } 3248 if (s1.getClass() != s2.getClass()) { 3249 return false; 3250 } 3251 return s1.equals(s2); 3252 } 3253 3254 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3255 if (pi1.icon != pi2.icon) return false; 3256 if (pi1.logo != pi2.logo) return false; 3257 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3258 if (!compareStrings(pi1.name, pi2.name)) return false; 3259 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3260 // We'll take care of setting this one. 3261 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3262 // These are not currently stored in settings. 3263 //if (!compareStrings(pi1.group, pi2.group)) return false; 3264 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3265 //if (pi1.labelRes != pi2.labelRes) return false; 3266 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3267 return true; 3268 } 3269 3270 int permissionInfoFootprint(PermissionInfo info) { 3271 int size = info.name.length(); 3272 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3273 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3274 return size; 3275 } 3276 3277 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3278 int size = 0; 3279 for (BasePermission perm : mSettings.mPermissions.values()) { 3280 if (perm.uid == tree.uid) { 3281 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3282 } 3283 } 3284 return size; 3285 } 3286 3287 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3288 // We calculate the max size of permissions defined by this uid and throw 3289 // if that plus the size of 'info' would exceed our stated maximum. 3290 if (tree.uid != Process.SYSTEM_UID) { 3291 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3292 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3293 throw new SecurityException("Permission tree size cap exceeded"); 3294 } 3295 } 3296 } 3297 3298 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3299 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3300 throw new SecurityException("Label must be specified in permission"); 3301 } 3302 BasePermission tree = checkPermissionTreeLP(info.name); 3303 BasePermission bp = mSettings.mPermissions.get(info.name); 3304 boolean added = bp == null; 3305 boolean changed = true; 3306 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3307 if (added) { 3308 enforcePermissionCapLocked(info, tree); 3309 bp = new BasePermission(info.name, tree.sourcePackage, 3310 BasePermission.TYPE_DYNAMIC); 3311 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3312 throw new SecurityException( 3313 "Not allowed to modify non-dynamic permission " 3314 + info.name); 3315 } else { 3316 if (bp.protectionLevel == fixedLevel 3317 && bp.perm.owner.equals(tree.perm.owner) 3318 && bp.uid == tree.uid 3319 && comparePermissionInfos(bp.perm.info, info)) { 3320 changed = false; 3321 } 3322 } 3323 bp.protectionLevel = fixedLevel; 3324 info = new PermissionInfo(info); 3325 info.protectionLevel = fixedLevel; 3326 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3327 bp.perm.info.packageName = tree.perm.info.packageName; 3328 bp.uid = tree.uid; 3329 if (added) { 3330 mSettings.mPermissions.put(info.name, bp); 3331 } 3332 if (changed) { 3333 if (!async) { 3334 mSettings.writeLPr(); 3335 } else { 3336 scheduleWriteSettingsLocked(); 3337 } 3338 } 3339 return added; 3340 } 3341 3342 @Override 3343 public boolean addPermission(PermissionInfo info) { 3344 synchronized (mPackages) { 3345 return addPermissionLocked(info, false); 3346 } 3347 } 3348 3349 @Override 3350 public boolean addPermissionAsync(PermissionInfo info) { 3351 synchronized (mPackages) { 3352 return addPermissionLocked(info, true); 3353 } 3354 } 3355 3356 @Override 3357 public void removePermission(String name) { 3358 synchronized (mPackages) { 3359 checkPermissionTreeLP(name); 3360 BasePermission bp = mSettings.mPermissions.get(name); 3361 if (bp != null) { 3362 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3363 throw new SecurityException( 3364 "Not allowed to modify non-dynamic permission " 3365 + name); 3366 } 3367 mSettings.mPermissions.remove(name); 3368 mSettings.writeLPr(); 3369 } 3370 } 3371 } 3372 3373 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3374 BasePermission bp) { 3375 int index = pkg.requestedPermissions.indexOf(bp.name); 3376 if (index == -1) { 3377 throw new SecurityException("Package " + pkg.packageName 3378 + " has not requested permission " + bp.name); 3379 } 3380 if (!bp.isRuntime()) { 3381 throw new SecurityException("Permission " + bp.name 3382 + " is not a changeable permission type"); 3383 } 3384 } 3385 3386 @Override 3387 public void grantRuntimePermission(String packageName, String name, final int userId) { 3388 if (!sUserManager.exists(userId)) { 3389 Log.e(TAG, "No such user:" + userId); 3390 return; 3391 } 3392 3393 mContext.enforceCallingOrSelfPermission( 3394 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3395 "grantRuntimePermission"); 3396 3397 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3398 "grantRuntimePermission"); 3399 3400 final int uid; 3401 final SettingBase sb; 3402 3403 synchronized (mPackages) { 3404 final PackageParser.Package pkg = mPackages.get(packageName); 3405 if (pkg == null) { 3406 throw new IllegalArgumentException("Unknown package: " + packageName); 3407 } 3408 3409 final BasePermission bp = mSettings.mPermissions.get(name); 3410 if (bp == null) { 3411 throw new IllegalArgumentException("Unknown permission: " + name); 3412 } 3413 3414 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3415 3416 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3417 sb = (SettingBase) pkg.mExtras; 3418 if (sb == null) { 3419 throw new IllegalArgumentException("Unknown package: " + packageName); 3420 } 3421 3422 final PermissionsState permissionsState = sb.getPermissionsState(); 3423 3424 final int flags = permissionsState.getPermissionFlags(name, userId); 3425 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3426 throw new SecurityException("Cannot grant system fixed permission: " 3427 + name + " for package: " + packageName); 3428 } 3429 3430 final int result = permissionsState.grantRuntimePermission(bp, userId); 3431 switch (result) { 3432 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3433 return; 3434 } 3435 3436 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3437 mHandler.post(new Runnable() { 3438 @Override 3439 public void run() { 3440 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3441 } 3442 }); 3443 } break; 3444 } 3445 3446 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3447 3448 // Not critical if that is lost - app has to request again. 3449 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3450 } 3451 3452 // Only need to do this if user is initialized. Otherwise it's a new user 3453 // and there are no processes running as the user yet and there's no need 3454 // to make an expensive call to remount processes for the changed permissions. 3455 if (READ_EXTERNAL_STORAGE.equals(name) 3456 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3457 final long token = Binder.clearCallingIdentity(); 3458 try { 3459 if (sUserManager.isInitialized(userId)) { 3460 MountServiceInternal mountServiceInternal = LocalServices.getService( 3461 MountServiceInternal.class); 3462 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3463 } 3464 } finally { 3465 Binder.restoreCallingIdentity(token); 3466 } 3467 } 3468 } 3469 3470 @Override 3471 public void revokeRuntimePermission(String packageName, String name, int userId) { 3472 if (!sUserManager.exists(userId)) { 3473 Log.e(TAG, "No such user:" + userId); 3474 return; 3475 } 3476 3477 mContext.enforceCallingOrSelfPermission( 3478 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3479 "revokeRuntimePermission"); 3480 3481 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3482 "revokeRuntimePermission"); 3483 3484 final SettingBase sb; 3485 3486 synchronized (mPackages) { 3487 final PackageParser.Package pkg = mPackages.get(packageName); 3488 if (pkg == null) { 3489 throw new IllegalArgumentException("Unknown package: " + packageName); 3490 } 3491 3492 final BasePermission bp = mSettings.mPermissions.get(name); 3493 if (bp == null) { 3494 throw new IllegalArgumentException("Unknown permission: " + name); 3495 } 3496 3497 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3498 3499 sb = (SettingBase) pkg.mExtras; 3500 if (sb == null) { 3501 throw new IllegalArgumentException("Unknown package: " + packageName); 3502 } 3503 3504 final PermissionsState permissionsState = sb.getPermissionsState(); 3505 3506 final int flags = permissionsState.getPermissionFlags(name, userId); 3507 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3508 throw new SecurityException("Cannot revoke system fixed permission: " 3509 + name + " for package: " + packageName); 3510 } 3511 3512 if (permissionsState.revokeRuntimePermission(bp, userId) == 3513 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3514 return; 3515 } 3516 3517 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3518 3519 // Critical, after this call app should never have the permission. 3520 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3521 } 3522 3523 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3524 } 3525 3526 @Override 3527 public void resetRuntimePermissions() { 3528 mContext.enforceCallingOrSelfPermission( 3529 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3530 "revokeRuntimePermission"); 3531 3532 int callingUid = Binder.getCallingUid(); 3533 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3534 mContext.enforceCallingOrSelfPermission( 3535 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3536 "resetRuntimePermissions"); 3537 } 3538 3539 synchronized (mPackages) { 3540 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3541 for (int userId : UserManagerService.getInstance().getUserIds()) { 3542 final int packageCount = mPackages.size(); 3543 for (int i = 0; i < packageCount; i++) { 3544 PackageParser.Package pkg = mPackages.valueAt(i); 3545 if (!(pkg.mExtras instanceof PackageSetting)) { 3546 continue; 3547 } 3548 PackageSetting ps = (PackageSetting) pkg.mExtras; 3549 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 3550 } 3551 } 3552 } 3553 } 3554 3555 @Override 3556 public int getPermissionFlags(String name, String packageName, int userId) { 3557 if (!sUserManager.exists(userId)) { 3558 return 0; 3559 } 3560 3561 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3562 3563 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3564 "getPermissionFlags"); 3565 3566 synchronized (mPackages) { 3567 final PackageParser.Package pkg = mPackages.get(packageName); 3568 if (pkg == null) { 3569 throw new IllegalArgumentException("Unknown package: " + packageName); 3570 } 3571 3572 final BasePermission bp = mSettings.mPermissions.get(name); 3573 if (bp == null) { 3574 throw new IllegalArgumentException("Unknown permission: " + name); 3575 } 3576 3577 SettingBase sb = (SettingBase) pkg.mExtras; 3578 if (sb == null) { 3579 throw new IllegalArgumentException("Unknown package: " + packageName); 3580 } 3581 3582 PermissionsState permissionsState = sb.getPermissionsState(); 3583 return permissionsState.getPermissionFlags(name, userId); 3584 } 3585 } 3586 3587 @Override 3588 public void updatePermissionFlags(String name, String packageName, int flagMask, 3589 int flagValues, int userId) { 3590 if (!sUserManager.exists(userId)) { 3591 return; 3592 } 3593 3594 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3595 3596 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3597 "updatePermissionFlags"); 3598 3599 // Only the system can change system fixed flags. 3600 if (getCallingUid() != Process.SYSTEM_UID) { 3601 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3602 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3603 } 3604 3605 synchronized (mPackages) { 3606 final PackageParser.Package pkg = mPackages.get(packageName); 3607 if (pkg == null) { 3608 throw new IllegalArgumentException("Unknown package: " + packageName); 3609 } 3610 3611 final BasePermission bp = mSettings.mPermissions.get(name); 3612 if (bp == null) { 3613 throw new IllegalArgumentException("Unknown permission: " + name); 3614 } 3615 3616 SettingBase sb = (SettingBase) pkg.mExtras; 3617 if (sb == null) { 3618 throw new IllegalArgumentException("Unknown package: " + packageName); 3619 } 3620 3621 PermissionsState permissionsState = sb.getPermissionsState(); 3622 3623 // Only the package manager can change flags for system component permissions. 3624 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3625 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3626 return; 3627 } 3628 3629 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3630 3631 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3632 // Install and runtime permissions are stored in different places, 3633 // so figure out what permission changed and persist the change. 3634 if (permissionsState.getInstallPermissionState(name) != null) { 3635 scheduleWriteSettingsLocked(); 3636 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3637 || hadState) { 3638 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3639 } 3640 } 3641 } 3642 } 3643 3644 /** 3645 * Update the permission flags for all packages and runtime permissions of a user in order 3646 * to allow device or profile owner to remove POLICY_FIXED. 3647 */ 3648 @Override 3649 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3650 if (!sUserManager.exists(userId)) { 3651 return; 3652 } 3653 3654 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3655 3656 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3657 "updatePermissionFlagsForAllApps"); 3658 3659 // Only the system can change system fixed flags. 3660 if (getCallingUid() != Process.SYSTEM_UID) { 3661 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3662 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3663 } 3664 3665 synchronized (mPackages) { 3666 boolean changed = false; 3667 final int packageCount = mPackages.size(); 3668 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3669 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3670 SettingBase sb = (SettingBase) pkg.mExtras; 3671 if (sb == null) { 3672 continue; 3673 } 3674 PermissionsState permissionsState = sb.getPermissionsState(); 3675 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3676 userId, flagMask, flagValues); 3677 } 3678 if (changed) { 3679 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3680 } 3681 } 3682 } 3683 3684 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3685 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3686 != PackageManager.PERMISSION_GRANTED 3687 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3688 != PackageManager.PERMISSION_GRANTED) { 3689 throw new SecurityException(message + " requires " 3690 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3691 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3692 } 3693 } 3694 3695 @Override 3696 public boolean shouldShowRequestPermissionRationale(String permissionName, 3697 String packageName, int userId) { 3698 if (UserHandle.getCallingUserId() != userId) { 3699 mContext.enforceCallingPermission( 3700 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3701 "canShowRequestPermissionRationale for user " + userId); 3702 } 3703 3704 final int uid = getPackageUid(packageName, userId); 3705 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3706 return false; 3707 } 3708 3709 if (checkPermission(permissionName, packageName, userId) 3710 == PackageManager.PERMISSION_GRANTED) { 3711 return false; 3712 } 3713 3714 final int flags; 3715 3716 final long identity = Binder.clearCallingIdentity(); 3717 try { 3718 flags = getPermissionFlags(permissionName, 3719 packageName, userId); 3720 } finally { 3721 Binder.restoreCallingIdentity(identity); 3722 } 3723 3724 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3725 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3726 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3727 3728 if ((flags & fixedFlags) != 0) { 3729 return false; 3730 } 3731 3732 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3733 } 3734 3735 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3736 BasePermission bp = mSettings.mPermissions.get(permission); 3737 if (bp == null) { 3738 throw new SecurityException("Missing " + permission + " permission"); 3739 } 3740 3741 SettingBase sb = (SettingBase) pkg.mExtras; 3742 PermissionsState permissionsState = sb.getPermissionsState(); 3743 3744 if (permissionsState.grantInstallPermission(bp) != 3745 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3746 scheduleWriteSettingsLocked(); 3747 } 3748 } 3749 3750 @Override 3751 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3752 mContext.enforceCallingOrSelfPermission( 3753 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3754 "addOnPermissionsChangeListener"); 3755 3756 synchronized (mPackages) { 3757 mOnPermissionChangeListeners.addListenerLocked(listener); 3758 } 3759 } 3760 3761 @Override 3762 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3763 synchronized (mPackages) { 3764 mOnPermissionChangeListeners.removeListenerLocked(listener); 3765 } 3766 } 3767 3768 @Override 3769 public boolean isProtectedBroadcast(String actionName) { 3770 synchronized (mPackages) { 3771 return mProtectedBroadcasts.contains(actionName); 3772 } 3773 } 3774 3775 @Override 3776 public int checkSignatures(String pkg1, String pkg2) { 3777 synchronized (mPackages) { 3778 final PackageParser.Package p1 = mPackages.get(pkg1); 3779 final PackageParser.Package p2 = mPackages.get(pkg2); 3780 if (p1 == null || p1.mExtras == null 3781 || p2 == null || p2.mExtras == null) { 3782 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3783 } 3784 return compareSignatures(p1.mSignatures, p2.mSignatures); 3785 } 3786 } 3787 3788 @Override 3789 public int checkUidSignatures(int uid1, int uid2) { 3790 // Map to base uids. 3791 uid1 = UserHandle.getAppId(uid1); 3792 uid2 = UserHandle.getAppId(uid2); 3793 // reader 3794 synchronized (mPackages) { 3795 Signature[] s1; 3796 Signature[] s2; 3797 Object obj = mSettings.getUserIdLPr(uid1); 3798 if (obj != null) { 3799 if (obj instanceof SharedUserSetting) { 3800 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3801 } else if (obj instanceof PackageSetting) { 3802 s1 = ((PackageSetting)obj).signatures.mSignatures; 3803 } else { 3804 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3805 } 3806 } else { 3807 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3808 } 3809 obj = mSettings.getUserIdLPr(uid2); 3810 if (obj != null) { 3811 if (obj instanceof SharedUserSetting) { 3812 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3813 } else if (obj instanceof PackageSetting) { 3814 s2 = ((PackageSetting)obj).signatures.mSignatures; 3815 } else { 3816 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3817 } 3818 } else { 3819 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3820 } 3821 return compareSignatures(s1, s2); 3822 } 3823 } 3824 3825 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3826 final long identity = Binder.clearCallingIdentity(); 3827 try { 3828 if (sb instanceof SharedUserSetting) { 3829 SharedUserSetting sus = (SharedUserSetting) sb; 3830 final int packageCount = sus.packages.size(); 3831 for (int i = 0; i < packageCount; i++) { 3832 PackageSetting susPs = sus.packages.valueAt(i); 3833 if (userId == UserHandle.USER_ALL) { 3834 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3835 } else { 3836 final int uid = UserHandle.getUid(userId, susPs.appId); 3837 killUid(uid, reason); 3838 } 3839 } 3840 } else if (sb instanceof PackageSetting) { 3841 PackageSetting ps = (PackageSetting) sb; 3842 if (userId == UserHandle.USER_ALL) { 3843 killApplication(ps.pkg.packageName, ps.appId, reason); 3844 } else { 3845 final int uid = UserHandle.getUid(userId, ps.appId); 3846 killUid(uid, reason); 3847 } 3848 } 3849 } finally { 3850 Binder.restoreCallingIdentity(identity); 3851 } 3852 } 3853 3854 private static void killUid(int uid, String reason) { 3855 IActivityManager am = ActivityManagerNative.getDefault(); 3856 if (am != null) { 3857 try { 3858 am.killUid(uid, reason); 3859 } catch (RemoteException e) { 3860 /* ignore - same process */ 3861 } 3862 } 3863 } 3864 3865 /** 3866 * Compares two sets of signatures. Returns: 3867 * <br /> 3868 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3869 * <br /> 3870 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3871 * <br /> 3872 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3873 * <br /> 3874 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3875 * <br /> 3876 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3877 */ 3878 static int compareSignatures(Signature[] s1, Signature[] s2) { 3879 if (s1 == null) { 3880 return s2 == null 3881 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3882 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3883 } 3884 3885 if (s2 == null) { 3886 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3887 } 3888 3889 if (s1.length != s2.length) { 3890 return PackageManager.SIGNATURE_NO_MATCH; 3891 } 3892 3893 // Since both signature sets are of size 1, we can compare without HashSets. 3894 if (s1.length == 1) { 3895 return s1[0].equals(s2[0]) ? 3896 PackageManager.SIGNATURE_MATCH : 3897 PackageManager.SIGNATURE_NO_MATCH; 3898 } 3899 3900 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3901 for (Signature sig : s1) { 3902 set1.add(sig); 3903 } 3904 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3905 for (Signature sig : s2) { 3906 set2.add(sig); 3907 } 3908 // Make sure s2 contains all signatures in s1. 3909 if (set1.equals(set2)) { 3910 return PackageManager.SIGNATURE_MATCH; 3911 } 3912 return PackageManager.SIGNATURE_NO_MATCH; 3913 } 3914 3915 /** 3916 * If the database version for this type of package (internal storage or 3917 * external storage) is less than the version where package signatures 3918 * were updated, return true. 3919 */ 3920 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3921 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3922 DatabaseVersion.SIGNATURE_END_ENTITY)) 3923 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3924 DatabaseVersion.SIGNATURE_END_ENTITY)); 3925 } 3926 3927 /** 3928 * Used for backward compatibility to make sure any packages with 3929 * certificate chains get upgraded to the new style. {@code existingSigs} 3930 * will be in the old format (since they were stored on disk from before the 3931 * system upgrade) and {@code scannedSigs} will be in the newer format. 3932 */ 3933 private int compareSignaturesCompat(PackageSignatures existingSigs, 3934 PackageParser.Package scannedPkg) { 3935 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3936 return PackageManager.SIGNATURE_NO_MATCH; 3937 } 3938 3939 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3940 for (Signature sig : existingSigs.mSignatures) { 3941 existingSet.add(sig); 3942 } 3943 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3944 for (Signature sig : scannedPkg.mSignatures) { 3945 try { 3946 Signature[] chainSignatures = sig.getChainSignatures(); 3947 for (Signature chainSig : chainSignatures) { 3948 scannedCompatSet.add(chainSig); 3949 } 3950 } catch (CertificateEncodingException e) { 3951 scannedCompatSet.add(sig); 3952 } 3953 } 3954 /* 3955 * Make sure the expanded scanned set contains all signatures in the 3956 * existing one. 3957 */ 3958 if (scannedCompatSet.equals(existingSet)) { 3959 // Migrate the old signatures to the new scheme. 3960 existingSigs.assignSignatures(scannedPkg.mSignatures); 3961 // The new KeySets will be re-added later in the scanning process. 3962 synchronized (mPackages) { 3963 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3964 } 3965 return PackageManager.SIGNATURE_MATCH; 3966 } 3967 return PackageManager.SIGNATURE_NO_MATCH; 3968 } 3969 3970 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3971 if (isExternal(scannedPkg)) { 3972 return mSettings.isExternalDatabaseVersionOlderThan( 3973 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3974 } else { 3975 return mSettings.isInternalDatabaseVersionOlderThan( 3976 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3977 } 3978 } 3979 3980 private int compareSignaturesRecover(PackageSignatures existingSigs, 3981 PackageParser.Package scannedPkg) { 3982 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3983 return PackageManager.SIGNATURE_NO_MATCH; 3984 } 3985 3986 String msg = null; 3987 try { 3988 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3989 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3990 + scannedPkg.packageName); 3991 return PackageManager.SIGNATURE_MATCH; 3992 } 3993 } catch (CertificateException e) { 3994 msg = e.getMessage(); 3995 } 3996 3997 logCriticalInfo(Log.INFO, 3998 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3999 return PackageManager.SIGNATURE_NO_MATCH; 4000 } 4001 4002 @Override 4003 public String[] getPackagesForUid(int uid) { 4004 uid = UserHandle.getAppId(uid); 4005 // reader 4006 synchronized (mPackages) { 4007 Object obj = mSettings.getUserIdLPr(uid); 4008 if (obj instanceof SharedUserSetting) { 4009 final SharedUserSetting sus = (SharedUserSetting) obj; 4010 final int N = sus.packages.size(); 4011 final String[] res = new String[N]; 4012 final Iterator<PackageSetting> it = sus.packages.iterator(); 4013 int i = 0; 4014 while (it.hasNext()) { 4015 res[i++] = it.next().name; 4016 } 4017 return res; 4018 } else if (obj instanceof PackageSetting) { 4019 final PackageSetting ps = (PackageSetting) obj; 4020 return new String[] { ps.name }; 4021 } 4022 } 4023 return null; 4024 } 4025 4026 @Override 4027 public String getNameForUid(int uid) { 4028 // reader 4029 synchronized (mPackages) { 4030 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4031 if (obj instanceof SharedUserSetting) { 4032 final SharedUserSetting sus = (SharedUserSetting) obj; 4033 return sus.name + ":" + sus.userId; 4034 } else if (obj instanceof PackageSetting) { 4035 final PackageSetting ps = (PackageSetting) obj; 4036 return ps.name; 4037 } 4038 } 4039 return null; 4040 } 4041 4042 @Override 4043 public int getUidForSharedUser(String sharedUserName) { 4044 if(sharedUserName == null) { 4045 return -1; 4046 } 4047 // reader 4048 synchronized (mPackages) { 4049 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4050 if (suid == null) { 4051 return -1; 4052 } 4053 return suid.userId; 4054 } 4055 } 4056 4057 @Override 4058 public int getFlagsForUid(int uid) { 4059 synchronized (mPackages) { 4060 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4061 if (obj instanceof SharedUserSetting) { 4062 final SharedUserSetting sus = (SharedUserSetting) obj; 4063 return sus.pkgFlags; 4064 } else if (obj instanceof PackageSetting) { 4065 final PackageSetting ps = (PackageSetting) obj; 4066 return ps.pkgFlags; 4067 } 4068 } 4069 return 0; 4070 } 4071 4072 @Override 4073 public int getPrivateFlagsForUid(int uid) { 4074 synchronized (mPackages) { 4075 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4076 if (obj instanceof SharedUserSetting) { 4077 final SharedUserSetting sus = (SharedUserSetting) obj; 4078 return sus.pkgPrivateFlags; 4079 } else if (obj instanceof PackageSetting) { 4080 final PackageSetting ps = (PackageSetting) obj; 4081 return ps.pkgPrivateFlags; 4082 } 4083 } 4084 return 0; 4085 } 4086 4087 @Override 4088 public boolean isUidPrivileged(int uid) { 4089 uid = UserHandle.getAppId(uid); 4090 // reader 4091 synchronized (mPackages) { 4092 Object obj = mSettings.getUserIdLPr(uid); 4093 if (obj instanceof SharedUserSetting) { 4094 final SharedUserSetting sus = (SharedUserSetting) obj; 4095 final Iterator<PackageSetting> it = sus.packages.iterator(); 4096 while (it.hasNext()) { 4097 if (it.next().isPrivileged()) { 4098 return true; 4099 } 4100 } 4101 } else if (obj instanceof PackageSetting) { 4102 final PackageSetting ps = (PackageSetting) obj; 4103 return ps.isPrivileged(); 4104 } 4105 } 4106 return false; 4107 } 4108 4109 @Override 4110 public String[] getAppOpPermissionPackages(String permissionName) { 4111 synchronized (mPackages) { 4112 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4113 if (pkgs == null) { 4114 return null; 4115 } 4116 return pkgs.toArray(new String[pkgs.size()]); 4117 } 4118 } 4119 4120 @Override 4121 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4122 int flags, int userId) { 4123 if (!sUserManager.exists(userId)) return null; 4124 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4125 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4126 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4127 } 4128 4129 @Override 4130 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4131 IntentFilter filter, int match, ComponentName activity) { 4132 final int userId = UserHandle.getCallingUserId(); 4133 if (DEBUG_PREFERRED) { 4134 Log.v(TAG, "setLastChosenActivity intent=" + intent 4135 + " resolvedType=" + resolvedType 4136 + " flags=" + flags 4137 + " filter=" + filter 4138 + " match=" + match 4139 + " activity=" + activity); 4140 filter.dump(new PrintStreamPrinter(System.out), " "); 4141 } 4142 intent.setComponent(null); 4143 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4144 // Find any earlier preferred or last chosen entries and nuke them 4145 findPreferredActivity(intent, resolvedType, 4146 flags, query, 0, false, true, false, userId); 4147 // Add the new activity as the last chosen for this filter 4148 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4149 "Setting last chosen"); 4150 } 4151 4152 @Override 4153 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4154 final int userId = UserHandle.getCallingUserId(); 4155 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4156 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4157 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4158 false, false, false, userId); 4159 } 4160 4161 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4162 int flags, List<ResolveInfo> query, int userId) { 4163 if (query != null) { 4164 final int N = query.size(); 4165 if (N == 1) { 4166 return query.get(0); 4167 } else if (N > 1) { 4168 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4169 // If there is more than one activity with the same priority, 4170 // then let the user decide between them. 4171 ResolveInfo r0 = query.get(0); 4172 ResolveInfo r1 = query.get(1); 4173 if (DEBUG_INTENT_MATCHING || debug) { 4174 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4175 + r1.activityInfo.name + "=" + r1.priority); 4176 } 4177 // If the first activity has a higher priority, or a different 4178 // default, then it is always desireable to pick it. 4179 if (r0.priority != r1.priority 4180 || r0.preferredOrder != r1.preferredOrder 4181 || r0.isDefault != r1.isDefault) { 4182 return query.get(0); 4183 } 4184 // If we have saved a preference for a preferred activity for 4185 // this Intent, use that. 4186 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4187 flags, query, r0.priority, true, false, debug, userId); 4188 if (ri != null) { 4189 return ri; 4190 } 4191 if (userId != 0) { 4192 ri = new ResolveInfo(mResolveInfo); 4193 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4194 ri.activityInfo.applicationInfo = new ApplicationInfo( 4195 ri.activityInfo.applicationInfo); 4196 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4197 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4198 return ri; 4199 } 4200 return mResolveInfo; 4201 } 4202 } 4203 return null; 4204 } 4205 4206 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4207 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4208 final int N = query.size(); 4209 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4210 .get(userId); 4211 // Get the list of persistent preferred activities that handle the intent 4212 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4213 List<PersistentPreferredActivity> pprefs = ppir != null 4214 ? ppir.queryIntent(intent, resolvedType, 4215 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4216 : null; 4217 if (pprefs != null && pprefs.size() > 0) { 4218 final int M = pprefs.size(); 4219 for (int i=0; i<M; i++) { 4220 final PersistentPreferredActivity ppa = pprefs.get(i); 4221 if (DEBUG_PREFERRED || debug) { 4222 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4223 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4224 + "\n component=" + ppa.mComponent); 4225 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4226 } 4227 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4228 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4229 if (DEBUG_PREFERRED || debug) { 4230 Slog.v(TAG, "Found persistent preferred activity:"); 4231 if (ai != null) { 4232 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4233 } else { 4234 Slog.v(TAG, " null"); 4235 } 4236 } 4237 if (ai == null) { 4238 // This previously registered persistent preferred activity 4239 // component is no longer known. Ignore it and do NOT remove it. 4240 continue; 4241 } 4242 for (int j=0; j<N; j++) { 4243 final ResolveInfo ri = query.get(j); 4244 if (!ri.activityInfo.applicationInfo.packageName 4245 .equals(ai.applicationInfo.packageName)) { 4246 continue; 4247 } 4248 if (!ri.activityInfo.name.equals(ai.name)) { 4249 continue; 4250 } 4251 // Found a persistent preference that can handle the intent. 4252 if (DEBUG_PREFERRED || debug) { 4253 Slog.v(TAG, "Returning persistent preferred activity: " + 4254 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4255 } 4256 return ri; 4257 } 4258 } 4259 } 4260 return null; 4261 } 4262 4263 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4264 List<ResolveInfo> query, int priority, boolean always, 4265 boolean removeMatches, boolean debug, int userId) { 4266 if (!sUserManager.exists(userId)) return null; 4267 // writer 4268 synchronized (mPackages) { 4269 if (intent.getSelector() != null) { 4270 intent = intent.getSelector(); 4271 } 4272 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4273 4274 // Try to find a matching persistent preferred activity. 4275 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4276 debug, userId); 4277 4278 // If a persistent preferred activity matched, use it. 4279 if (pri != null) { 4280 return pri; 4281 } 4282 4283 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4284 // Get the list of preferred activities that handle the intent 4285 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4286 List<PreferredActivity> prefs = pir != null 4287 ? pir.queryIntent(intent, resolvedType, 4288 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4289 : null; 4290 if (prefs != null && prefs.size() > 0) { 4291 boolean changed = false; 4292 try { 4293 // First figure out how good the original match set is. 4294 // We will only allow preferred activities that came 4295 // from the same match quality. 4296 int match = 0; 4297 4298 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4299 4300 final int N = query.size(); 4301 for (int j=0; j<N; j++) { 4302 final ResolveInfo ri = query.get(j); 4303 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4304 + ": 0x" + Integer.toHexString(match)); 4305 if (ri.match > match) { 4306 match = ri.match; 4307 } 4308 } 4309 4310 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4311 + Integer.toHexString(match)); 4312 4313 match &= IntentFilter.MATCH_CATEGORY_MASK; 4314 final int M = prefs.size(); 4315 for (int i=0; i<M; i++) { 4316 final PreferredActivity pa = prefs.get(i); 4317 if (DEBUG_PREFERRED || debug) { 4318 Slog.v(TAG, "Checking PreferredActivity ds=" 4319 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4320 + "\n component=" + pa.mPref.mComponent); 4321 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4322 } 4323 if (pa.mPref.mMatch != match) { 4324 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4325 + Integer.toHexString(pa.mPref.mMatch)); 4326 continue; 4327 } 4328 // If it's not an "always" type preferred activity and that's what we're 4329 // looking for, skip it. 4330 if (always && !pa.mPref.mAlways) { 4331 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4332 continue; 4333 } 4334 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4335 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4336 if (DEBUG_PREFERRED || debug) { 4337 Slog.v(TAG, "Found preferred activity:"); 4338 if (ai != null) { 4339 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4340 } else { 4341 Slog.v(TAG, " null"); 4342 } 4343 } 4344 if (ai == null) { 4345 // This previously registered preferred activity 4346 // component is no longer known. Most likely an update 4347 // to the app was installed and in the new version this 4348 // component no longer exists. Clean it up by removing 4349 // it from the preferred activities list, and skip it. 4350 Slog.w(TAG, "Removing dangling preferred activity: " 4351 + pa.mPref.mComponent); 4352 pir.removeFilter(pa); 4353 changed = true; 4354 continue; 4355 } 4356 for (int j=0; j<N; j++) { 4357 final ResolveInfo ri = query.get(j); 4358 if (!ri.activityInfo.applicationInfo.packageName 4359 .equals(ai.applicationInfo.packageName)) { 4360 continue; 4361 } 4362 if (!ri.activityInfo.name.equals(ai.name)) { 4363 continue; 4364 } 4365 4366 if (removeMatches) { 4367 pir.removeFilter(pa); 4368 changed = true; 4369 if (DEBUG_PREFERRED) { 4370 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4371 } 4372 break; 4373 } 4374 4375 // Okay we found a previously set preferred or last chosen app. 4376 // If the result set is different from when this 4377 // was created, we need to clear it and re-ask the 4378 // user their preference, if we're looking for an "always" type entry. 4379 if (always && !pa.mPref.sameSet(query)) { 4380 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4381 + intent + " type " + resolvedType); 4382 if (DEBUG_PREFERRED) { 4383 Slog.v(TAG, "Removing preferred activity since set changed " 4384 + pa.mPref.mComponent); 4385 } 4386 pir.removeFilter(pa); 4387 // Re-add the filter as a "last chosen" entry (!always) 4388 PreferredActivity lastChosen = new PreferredActivity( 4389 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4390 pir.addFilter(lastChosen); 4391 changed = true; 4392 return null; 4393 } 4394 4395 // Yay! Either the set matched or we're looking for the last chosen 4396 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4397 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4398 return ri; 4399 } 4400 } 4401 } finally { 4402 if (changed) { 4403 if (DEBUG_PREFERRED) { 4404 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4405 } 4406 scheduleWritePackageRestrictionsLocked(userId); 4407 } 4408 } 4409 } 4410 } 4411 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4412 return null; 4413 } 4414 4415 /* 4416 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4417 */ 4418 @Override 4419 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4420 int targetUserId) { 4421 mContext.enforceCallingOrSelfPermission( 4422 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4423 List<CrossProfileIntentFilter> matches = 4424 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4425 if (matches != null) { 4426 int size = matches.size(); 4427 for (int i = 0; i < size; i++) { 4428 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4429 } 4430 } 4431 if (hasWebURI(intent)) { 4432 // cross-profile app linking works only towards the parent. 4433 final UserInfo parent = getProfileParent(sourceUserId); 4434 synchronized(mPackages) { 4435 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4436 intent, resolvedType, 0, sourceUserId, parent.id); 4437 return xpDomainInfo != null 4438 && xpDomainInfo.bestDomainVerificationStatus != 4439 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4440 } 4441 } 4442 return false; 4443 } 4444 4445 private UserInfo getProfileParent(int userId) { 4446 final long identity = Binder.clearCallingIdentity(); 4447 try { 4448 return sUserManager.getProfileParent(userId); 4449 } finally { 4450 Binder.restoreCallingIdentity(identity); 4451 } 4452 } 4453 4454 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4455 String resolvedType, int userId) { 4456 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4457 if (resolver != null) { 4458 return resolver.queryIntent(intent, resolvedType, false, userId); 4459 } 4460 return null; 4461 } 4462 4463 @Override 4464 public List<ResolveInfo> queryIntentActivities(Intent intent, 4465 String resolvedType, int flags, int userId) { 4466 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4467 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4468 ComponentName comp = intent.getComponent(); 4469 if (comp == null) { 4470 if (intent.getSelector() != null) { 4471 intent = intent.getSelector(); 4472 comp = intent.getComponent(); 4473 } 4474 } 4475 4476 if (comp != null) { 4477 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4478 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4479 if (ai != null) { 4480 final ResolveInfo ri = new ResolveInfo(); 4481 ri.activityInfo = ai; 4482 list.add(ri); 4483 } 4484 return list; 4485 } 4486 4487 // reader 4488 synchronized (mPackages) { 4489 final String pkgName = intent.getPackage(); 4490 if (pkgName == null) { 4491 List<CrossProfileIntentFilter> matchingFilters = 4492 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4493 // Check for results that need to skip the current profile. 4494 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4495 resolvedType, flags, userId); 4496 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4497 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4498 result.add(xpResolveInfo); 4499 return filterIfNotPrimaryUser(result, userId); 4500 } 4501 4502 // Check for results in the current profile. 4503 List<ResolveInfo> result = mActivities.queryIntent( 4504 intent, resolvedType, flags, userId); 4505 4506 // Check for cross profile results. 4507 xpResolveInfo = queryCrossProfileIntents( 4508 matchingFilters, intent, resolvedType, flags, userId); 4509 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4510 result.add(xpResolveInfo); 4511 Collections.sort(result, mResolvePrioritySorter); 4512 } 4513 result = filterIfNotPrimaryUser(result, userId); 4514 if (hasWebURI(intent)) { 4515 CrossProfileDomainInfo xpDomainInfo = null; 4516 final UserInfo parent = getProfileParent(userId); 4517 if (parent != null) { 4518 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4519 flags, userId, parent.id); 4520 } 4521 if (xpDomainInfo != null) { 4522 if (xpResolveInfo != null) { 4523 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4524 // in the result. 4525 result.remove(xpResolveInfo); 4526 } 4527 if (result.size() == 0) { 4528 result.add(xpDomainInfo.resolveInfo); 4529 return result; 4530 } 4531 } else if (result.size() <= 1) { 4532 return result; 4533 } 4534 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4535 xpDomainInfo, userId); 4536 Collections.sort(result, mResolvePrioritySorter); 4537 } 4538 return result; 4539 } 4540 final PackageParser.Package pkg = mPackages.get(pkgName); 4541 if (pkg != null) { 4542 return filterIfNotPrimaryUser( 4543 mActivities.queryIntentForPackage( 4544 intent, resolvedType, flags, pkg.activities, userId), 4545 userId); 4546 } 4547 return new ArrayList<ResolveInfo>(); 4548 } 4549 } 4550 4551 private static class CrossProfileDomainInfo { 4552 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4553 ResolveInfo resolveInfo; 4554 /* Best domain verification status of the activities found in the other profile */ 4555 int bestDomainVerificationStatus; 4556 } 4557 4558 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4559 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4560 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4561 sourceUserId)) { 4562 return null; 4563 } 4564 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4565 resolvedType, flags, parentUserId); 4566 4567 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4568 return null; 4569 } 4570 CrossProfileDomainInfo result = null; 4571 int size = resultTargetUser.size(); 4572 for (int i = 0; i < size; i++) { 4573 ResolveInfo riTargetUser = resultTargetUser.get(i); 4574 // Intent filter verification is only for filters that specify a host. So don't return 4575 // those that handle all web uris. 4576 if (riTargetUser.handleAllWebDataURI) { 4577 continue; 4578 } 4579 String packageName = riTargetUser.activityInfo.packageName; 4580 PackageSetting ps = mSettings.mPackages.get(packageName); 4581 if (ps == null) { 4582 continue; 4583 } 4584 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4585 int status = (int)(verificationState >> 32); 4586 if (result == null) { 4587 result = new CrossProfileDomainInfo(); 4588 result.resolveInfo = 4589 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4590 result.bestDomainVerificationStatus = status; 4591 } else { 4592 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4593 result.bestDomainVerificationStatus); 4594 } 4595 } 4596 return result; 4597 } 4598 4599 /** 4600 * Verification statuses are ordered from the worse to the best, except for 4601 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4602 */ 4603 private int bestDomainVerificationStatus(int status1, int status2) { 4604 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4605 return status2; 4606 } 4607 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4608 return status1; 4609 } 4610 return (int) MathUtils.max(status1, status2); 4611 } 4612 4613 private boolean isUserEnabled(int userId) { 4614 long callingId = Binder.clearCallingIdentity(); 4615 try { 4616 UserInfo userInfo = sUserManager.getUserInfo(userId); 4617 return userInfo != null && userInfo.isEnabled(); 4618 } finally { 4619 Binder.restoreCallingIdentity(callingId); 4620 } 4621 } 4622 4623 /** 4624 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4625 * 4626 * @return filtered list 4627 */ 4628 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4629 if (userId == UserHandle.USER_OWNER) { 4630 return resolveInfos; 4631 } 4632 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4633 ResolveInfo info = resolveInfos.get(i); 4634 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4635 resolveInfos.remove(i); 4636 } 4637 } 4638 return resolveInfos; 4639 } 4640 4641 private static boolean hasWebURI(Intent intent) { 4642 if (intent.getData() == null) { 4643 return false; 4644 } 4645 final String scheme = intent.getScheme(); 4646 if (TextUtils.isEmpty(scheme)) { 4647 return false; 4648 } 4649 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4650 } 4651 4652 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4653 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4654 int userId) { 4655 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4656 4657 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4658 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4659 candidates.size()); 4660 } 4661 4662 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4663 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4664 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4665 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4666 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4667 4668 synchronized (mPackages) { 4669 final int count = candidates.size(); 4670 // First, try to use linked apps. Partition the candidates into four lists: 4671 // one for the final results, one for the "do not use ever", one for "undefined status" 4672 // and finally one for "browser app type". 4673 for (int n=0; n<count; n++) { 4674 ResolveInfo info = candidates.get(n); 4675 String packageName = info.activityInfo.packageName; 4676 PackageSetting ps = mSettings.mPackages.get(packageName); 4677 if (ps != null) { 4678 // Add to the special match all list (Browser use case) 4679 if (info.handleAllWebDataURI) { 4680 matchAllList.add(info); 4681 continue; 4682 } 4683 // Try to get the status from User settings first 4684 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4685 int status = (int)(packedStatus >> 32); 4686 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4687 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4688 if (DEBUG_DOMAIN_VERIFICATION) { 4689 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4690 + " : linkgen=" + linkGeneration); 4691 } 4692 // Use link-enabled generation as preferredOrder, i.e. 4693 // prefer newly-enabled over earlier-enabled. 4694 info.preferredOrder = linkGeneration; 4695 alwaysList.add(info); 4696 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4697 if (DEBUG_DOMAIN_VERIFICATION) { 4698 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4699 } 4700 neverList.add(info); 4701 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4702 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4703 if (DEBUG_DOMAIN_VERIFICATION) { 4704 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4705 } 4706 undefinedList.add(info); 4707 } 4708 } 4709 } 4710 // First try to add the "always" resolution(s) for the current user, if any 4711 if (alwaysList.size() > 0) { 4712 result.addAll(alwaysList); 4713 // if there is an "always" for the parent user, add it. 4714 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4715 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4716 result.add(xpDomainInfo.resolveInfo); 4717 } else { 4718 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4719 result.addAll(undefinedList); 4720 if (xpDomainInfo != null && ( 4721 xpDomainInfo.bestDomainVerificationStatus 4722 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4723 || xpDomainInfo.bestDomainVerificationStatus 4724 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4725 result.add(xpDomainInfo.resolveInfo); 4726 } 4727 // Also add Browsers (all of them or only the default one) 4728 if ((matchFlags & MATCH_ALL) != 0) { 4729 result.addAll(matchAllList); 4730 } else { 4731 // Browser/generic handling case. If there's a default browser, go straight 4732 // to that (but only if there is no other higher-priority match). 4733 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4734 UserHandle.myUserId()); 4735 int maxMatchPrio = 0; 4736 ResolveInfo defaultBrowserMatch = null; 4737 final int numCandidates = matchAllList.size(); 4738 for (int n = 0; n < numCandidates; n++) { 4739 ResolveInfo info = matchAllList.get(n); 4740 // track the highest overall match priority... 4741 if (info.priority > maxMatchPrio) { 4742 maxMatchPrio = info.priority; 4743 } 4744 // ...and the highest-priority default browser match 4745 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4746 if (defaultBrowserMatch == null 4747 || (defaultBrowserMatch.priority < info.priority)) { 4748 if (debug) { 4749 Slog.v(TAG, "Considering default browser match " + info); 4750 } 4751 defaultBrowserMatch = info; 4752 } 4753 } 4754 } 4755 if (defaultBrowserMatch != null 4756 && defaultBrowserMatch.priority >= maxMatchPrio 4757 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4758 { 4759 if (debug) { 4760 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4761 } 4762 result.add(defaultBrowserMatch); 4763 } else { 4764 result.addAll(matchAllList); 4765 } 4766 } 4767 4768 // If there is nothing selected, add all candidates and remove the ones that the user 4769 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4770 if (result.size() == 0) { 4771 result.addAll(candidates); 4772 result.removeAll(neverList); 4773 } 4774 } 4775 } 4776 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4777 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4778 result.size()); 4779 for (ResolveInfo info : result) { 4780 Slog.v(TAG, " + " + info.activityInfo); 4781 } 4782 } 4783 return result; 4784 } 4785 4786 // Returns a packed value as a long: 4787 // 4788 // high 'int'-sized word: link status: undefined/ask/never/always. 4789 // low 'int'-sized word: relative priority among 'always' results. 4790 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4791 long result = ps.getDomainVerificationStatusForUser(userId); 4792 // if none available, get the master status 4793 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4794 if (ps.getIntentFilterVerificationInfo() != null) { 4795 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4796 } 4797 } 4798 return result; 4799 } 4800 4801 private ResolveInfo querySkipCurrentProfileIntents( 4802 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4803 int flags, int sourceUserId) { 4804 if (matchingFilters != null) { 4805 int size = matchingFilters.size(); 4806 for (int i = 0; i < size; i ++) { 4807 CrossProfileIntentFilter filter = matchingFilters.get(i); 4808 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4809 // Checking if there are activities in the target user that can handle the 4810 // intent. 4811 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4812 flags, sourceUserId); 4813 if (resolveInfo != null) { 4814 return resolveInfo; 4815 } 4816 } 4817 } 4818 } 4819 return null; 4820 } 4821 4822 // Return matching ResolveInfo if any for skip current profile intent filters. 4823 private ResolveInfo queryCrossProfileIntents( 4824 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4825 int flags, int sourceUserId) { 4826 if (matchingFilters != null) { 4827 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4828 // match the same intent. For performance reasons, it is better not to 4829 // run queryIntent twice for the same userId 4830 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4831 int size = matchingFilters.size(); 4832 for (int i = 0; i < size; i++) { 4833 CrossProfileIntentFilter filter = matchingFilters.get(i); 4834 int targetUserId = filter.getTargetUserId(); 4835 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4836 && !alreadyTriedUserIds.get(targetUserId)) { 4837 // Checking if there are activities in the target user that can handle the 4838 // intent. 4839 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4840 flags, sourceUserId); 4841 if (resolveInfo != null) return resolveInfo; 4842 alreadyTriedUserIds.put(targetUserId, true); 4843 } 4844 } 4845 } 4846 return null; 4847 } 4848 4849 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4850 String resolvedType, int flags, int sourceUserId) { 4851 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4852 resolvedType, flags, filter.getTargetUserId()); 4853 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4854 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4855 } 4856 return null; 4857 } 4858 4859 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4860 int sourceUserId, int targetUserId) { 4861 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4862 String className; 4863 if (targetUserId == UserHandle.USER_OWNER) { 4864 className = FORWARD_INTENT_TO_USER_OWNER; 4865 } else { 4866 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4867 } 4868 ComponentName forwardingActivityComponentName = new ComponentName( 4869 mAndroidApplication.packageName, className); 4870 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4871 sourceUserId); 4872 if (targetUserId == UserHandle.USER_OWNER) { 4873 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4874 forwardingResolveInfo.noResourceId = true; 4875 } 4876 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4877 forwardingResolveInfo.priority = 0; 4878 forwardingResolveInfo.preferredOrder = 0; 4879 forwardingResolveInfo.match = 0; 4880 forwardingResolveInfo.isDefault = true; 4881 forwardingResolveInfo.filter = filter; 4882 forwardingResolveInfo.targetUserId = targetUserId; 4883 return forwardingResolveInfo; 4884 } 4885 4886 @Override 4887 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4888 Intent[] specifics, String[] specificTypes, Intent intent, 4889 String resolvedType, int flags, int userId) { 4890 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4891 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4892 false, "query intent activity options"); 4893 final String resultsAction = intent.getAction(); 4894 4895 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4896 | PackageManager.GET_RESOLVED_FILTER, userId); 4897 4898 if (DEBUG_INTENT_MATCHING) { 4899 Log.v(TAG, "Query " + intent + ": " + results); 4900 } 4901 4902 int specificsPos = 0; 4903 int N; 4904 4905 // todo: note that the algorithm used here is O(N^2). This 4906 // isn't a problem in our current environment, but if we start running 4907 // into situations where we have more than 5 or 10 matches then this 4908 // should probably be changed to something smarter... 4909 4910 // First we go through and resolve each of the specific items 4911 // that were supplied, taking care of removing any corresponding 4912 // duplicate items in the generic resolve list. 4913 if (specifics != null) { 4914 for (int i=0; i<specifics.length; i++) { 4915 final Intent sintent = specifics[i]; 4916 if (sintent == null) { 4917 continue; 4918 } 4919 4920 if (DEBUG_INTENT_MATCHING) { 4921 Log.v(TAG, "Specific #" + i + ": " + sintent); 4922 } 4923 4924 String action = sintent.getAction(); 4925 if (resultsAction != null && resultsAction.equals(action)) { 4926 // If this action was explicitly requested, then don't 4927 // remove things that have it. 4928 action = null; 4929 } 4930 4931 ResolveInfo ri = null; 4932 ActivityInfo ai = null; 4933 4934 ComponentName comp = sintent.getComponent(); 4935 if (comp == null) { 4936 ri = resolveIntent( 4937 sintent, 4938 specificTypes != null ? specificTypes[i] : null, 4939 flags, userId); 4940 if (ri == null) { 4941 continue; 4942 } 4943 if (ri == mResolveInfo) { 4944 // ACK! Must do something better with this. 4945 } 4946 ai = ri.activityInfo; 4947 comp = new ComponentName(ai.applicationInfo.packageName, 4948 ai.name); 4949 } else { 4950 ai = getActivityInfo(comp, flags, userId); 4951 if (ai == null) { 4952 continue; 4953 } 4954 } 4955 4956 // Look for any generic query activities that are duplicates 4957 // of this specific one, and remove them from the results. 4958 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4959 N = results.size(); 4960 int j; 4961 for (j=specificsPos; j<N; j++) { 4962 ResolveInfo sri = results.get(j); 4963 if ((sri.activityInfo.name.equals(comp.getClassName()) 4964 && sri.activityInfo.applicationInfo.packageName.equals( 4965 comp.getPackageName())) 4966 || (action != null && sri.filter.matchAction(action))) { 4967 results.remove(j); 4968 if (DEBUG_INTENT_MATCHING) Log.v( 4969 TAG, "Removing duplicate item from " + j 4970 + " due to specific " + specificsPos); 4971 if (ri == null) { 4972 ri = sri; 4973 } 4974 j--; 4975 N--; 4976 } 4977 } 4978 4979 // Add this specific item to its proper place. 4980 if (ri == null) { 4981 ri = new ResolveInfo(); 4982 ri.activityInfo = ai; 4983 } 4984 results.add(specificsPos, ri); 4985 ri.specificIndex = i; 4986 specificsPos++; 4987 } 4988 } 4989 4990 // Now we go through the remaining generic results and remove any 4991 // duplicate actions that are found here. 4992 N = results.size(); 4993 for (int i=specificsPos; i<N-1; i++) { 4994 final ResolveInfo rii = results.get(i); 4995 if (rii.filter == null) { 4996 continue; 4997 } 4998 4999 // Iterate over all of the actions of this result's intent 5000 // filter... typically this should be just one. 5001 final Iterator<String> it = rii.filter.actionsIterator(); 5002 if (it == null) { 5003 continue; 5004 } 5005 while (it.hasNext()) { 5006 final String action = it.next(); 5007 if (resultsAction != null && resultsAction.equals(action)) { 5008 // If this action was explicitly requested, then don't 5009 // remove things that have it. 5010 continue; 5011 } 5012 for (int j=i+1; j<N; j++) { 5013 final ResolveInfo rij = results.get(j); 5014 if (rij.filter != null && rij.filter.hasAction(action)) { 5015 results.remove(j); 5016 if (DEBUG_INTENT_MATCHING) Log.v( 5017 TAG, "Removing duplicate item from " + j 5018 + " due to action " + action + " at " + i); 5019 j--; 5020 N--; 5021 } 5022 } 5023 } 5024 5025 // If the caller didn't request filter information, drop it now 5026 // so we don't have to marshall/unmarshall it. 5027 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5028 rii.filter = null; 5029 } 5030 } 5031 5032 // Filter out the caller activity if so requested. 5033 if (caller != null) { 5034 N = results.size(); 5035 for (int i=0; i<N; i++) { 5036 ActivityInfo ainfo = results.get(i).activityInfo; 5037 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5038 && caller.getClassName().equals(ainfo.name)) { 5039 results.remove(i); 5040 break; 5041 } 5042 } 5043 } 5044 5045 // If the caller didn't request filter information, 5046 // drop them now so we don't have to 5047 // marshall/unmarshall it. 5048 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5049 N = results.size(); 5050 for (int i=0; i<N; i++) { 5051 results.get(i).filter = null; 5052 } 5053 } 5054 5055 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5056 return results; 5057 } 5058 5059 @Override 5060 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5061 int userId) { 5062 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5063 ComponentName comp = intent.getComponent(); 5064 if (comp == null) { 5065 if (intent.getSelector() != null) { 5066 intent = intent.getSelector(); 5067 comp = intent.getComponent(); 5068 } 5069 } 5070 if (comp != null) { 5071 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5072 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5073 if (ai != null) { 5074 ResolveInfo ri = new ResolveInfo(); 5075 ri.activityInfo = ai; 5076 list.add(ri); 5077 } 5078 return list; 5079 } 5080 5081 // reader 5082 synchronized (mPackages) { 5083 String pkgName = intent.getPackage(); 5084 if (pkgName == null) { 5085 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5086 } 5087 final PackageParser.Package pkg = mPackages.get(pkgName); 5088 if (pkg != null) { 5089 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5090 userId); 5091 } 5092 return null; 5093 } 5094 } 5095 5096 @Override 5097 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5098 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5099 if (!sUserManager.exists(userId)) return null; 5100 if (query != null) { 5101 if (query.size() >= 1) { 5102 // If there is more than one service with the same priority, 5103 // just arbitrarily pick the first one. 5104 return query.get(0); 5105 } 5106 } 5107 return null; 5108 } 5109 5110 @Override 5111 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5112 int userId) { 5113 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5114 ComponentName comp = intent.getComponent(); 5115 if (comp == null) { 5116 if (intent.getSelector() != null) { 5117 intent = intent.getSelector(); 5118 comp = intent.getComponent(); 5119 } 5120 } 5121 if (comp != null) { 5122 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5123 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5124 if (si != null) { 5125 final ResolveInfo ri = new ResolveInfo(); 5126 ri.serviceInfo = si; 5127 list.add(ri); 5128 } 5129 return list; 5130 } 5131 5132 // reader 5133 synchronized (mPackages) { 5134 String pkgName = intent.getPackage(); 5135 if (pkgName == null) { 5136 return mServices.queryIntent(intent, resolvedType, flags, userId); 5137 } 5138 final PackageParser.Package pkg = mPackages.get(pkgName); 5139 if (pkg != null) { 5140 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5141 userId); 5142 } 5143 return null; 5144 } 5145 } 5146 5147 @Override 5148 public List<ResolveInfo> queryIntentContentProviders( 5149 Intent intent, String resolvedType, int flags, int userId) { 5150 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5151 ComponentName comp = intent.getComponent(); 5152 if (comp == null) { 5153 if (intent.getSelector() != null) { 5154 intent = intent.getSelector(); 5155 comp = intent.getComponent(); 5156 } 5157 } 5158 if (comp != null) { 5159 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5160 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5161 if (pi != null) { 5162 final ResolveInfo ri = new ResolveInfo(); 5163 ri.providerInfo = pi; 5164 list.add(ri); 5165 } 5166 return list; 5167 } 5168 5169 // reader 5170 synchronized (mPackages) { 5171 String pkgName = intent.getPackage(); 5172 if (pkgName == null) { 5173 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5174 } 5175 final PackageParser.Package pkg = mPackages.get(pkgName); 5176 if (pkg != null) { 5177 return mProviders.queryIntentForPackage( 5178 intent, resolvedType, flags, pkg.providers, userId); 5179 } 5180 return null; 5181 } 5182 } 5183 5184 @Override 5185 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5186 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5187 5188 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5189 5190 // writer 5191 synchronized (mPackages) { 5192 ArrayList<PackageInfo> list; 5193 if (listUninstalled) { 5194 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5195 for (PackageSetting ps : mSettings.mPackages.values()) { 5196 PackageInfo pi; 5197 if (ps.pkg != null) { 5198 pi = generatePackageInfo(ps.pkg, flags, userId); 5199 } else { 5200 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5201 } 5202 if (pi != null) { 5203 list.add(pi); 5204 } 5205 } 5206 } else { 5207 list = new ArrayList<PackageInfo>(mPackages.size()); 5208 for (PackageParser.Package p : mPackages.values()) { 5209 PackageInfo pi = generatePackageInfo(p, flags, userId); 5210 if (pi != null) { 5211 list.add(pi); 5212 } 5213 } 5214 } 5215 5216 return new ParceledListSlice<PackageInfo>(list); 5217 } 5218 } 5219 5220 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5221 String[] permissions, boolean[] tmp, int flags, int userId) { 5222 int numMatch = 0; 5223 final PermissionsState permissionsState = ps.getPermissionsState(); 5224 for (int i=0; i<permissions.length; i++) { 5225 final String permission = permissions[i]; 5226 if (permissionsState.hasPermission(permission, userId)) { 5227 tmp[i] = true; 5228 numMatch++; 5229 } else { 5230 tmp[i] = false; 5231 } 5232 } 5233 if (numMatch == 0) { 5234 return; 5235 } 5236 PackageInfo pi; 5237 if (ps.pkg != null) { 5238 pi = generatePackageInfo(ps.pkg, flags, userId); 5239 } else { 5240 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5241 } 5242 // The above might return null in cases of uninstalled apps or install-state 5243 // skew across users/profiles. 5244 if (pi != null) { 5245 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5246 if (numMatch == permissions.length) { 5247 pi.requestedPermissions = permissions; 5248 } else { 5249 pi.requestedPermissions = new String[numMatch]; 5250 numMatch = 0; 5251 for (int i=0; i<permissions.length; i++) { 5252 if (tmp[i]) { 5253 pi.requestedPermissions[numMatch] = permissions[i]; 5254 numMatch++; 5255 } 5256 } 5257 } 5258 } 5259 list.add(pi); 5260 } 5261 } 5262 5263 @Override 5264 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5265 String[] permissions, int flags, int userId) { 5266 if (!sUserManager.exists(userId)) return null; 5267 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5268 5269 // writer 5270 synchronized (mPackages) { 5271 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5272 boolean[] tmpBools = new boolean[permissions.length]; 5273 if (listUninstalled) { 5274 for (PackageSetting ps : mSettings.mPackages.values()) { 5275 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5276 } 5277 } else { 5278 for (PackageParser.Package pkg : mPackages.values()) { 5279 PackageSetting ps = (PackageSetting)pkg.mExtras; 5280 if (ps != null) { 5281 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5282 userId); 5283 } 5284 } 5285 } 5286 5287 return new ParceledListSlice<PackageInfo>(list); 5288 } 5289 } 5290 5291 @Override 5292 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5293 if (!sUserManager.exists(userId)) return null; 5294 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5295 5296 // writer 5297 synchronized (mPackages) { 5298 ArrayList<ApplicationInfo> list; 5299 if (listUninstalled) { 5300 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5301 for (PackageSetting ps : mSettings.mPackages.values()) { 5302 ApplicationInfo ai; 5303 if (ps.pkg != null) { 5304 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5305 ps.readUserState(userId), userId); 5306 } else { 5307 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5308 } 5309 if (ai != null) { 5310 list.add(ai); 5311 } 5312 } 5313 } else { 5314 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5315 for (PackageParser.Package p : mPackages.values()) { 5316 if (p.mExtras != null) { 5317 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5318 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5319 if (ai != null) { 5320 list.add(ai); 5321 } 5322 } 5323 } 5324 } 5325 5326 return new ParceledListSlice<ApplicationInfo>(list); 5327 } 5328 } 5329 5330 public List<ApplicationInfo> getPersistentApplications(int flags) { 5331 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5332 5333 // reader 5334 synchronized (mPackages) { 5335 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5336 final int userId = UserHandle.getCallingUserId(); 5337 while (i.hasNext()) { 5338 final PackageParser.Package p = i.next(); 5339 if (p.applicationInfo != null 5340 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5341 && (!mSafeMode || isSystemApp(p))) { 5342 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5343 if (ps != null) { 5344 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5345 ps.readUserState(userId), userId); 5346 if (ai != null) { 5347 finalList.add(ai); 5348 } 5349 } 5350 } 5351 } 5352 } 5353 5354 return finalList; 5355 } 5356 5357 @Override 5358 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5359 if (!sUserManager.exists(userId)) return null; 5360 // reader 5361 synchronized (mPackages) { 5362 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5363 PackageSetting ps = provider != null 5364 ? mSettings.mPackages.get(provider.owner.packageName) 5365 : null; 5366 return ps != null 5367 && mSettings.isEnabledLPr(provider.info, flags, userId) 5368 && (!mSafeMode || (provider.info.applicationInfo.flags 5369 &ApplicationInfo.FLAG_SYSTEM) != 0) 5370 ? PackageParser.generateProviderInfo(provider, flags, 5371 ps.readUserState(userId), userId) 5372 : null; 5373 } 5374 } 5375 5376 /** 5377 * @deprecated 5378 */ 5379 @Deprecated 5380 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5381 // reader 5382 synchronized (mPackages) { 5383 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5384 .entrySet().iterator(); 5385 final int userId = UserHandle.getCallingUserId(); 5386 while (i.hasNext()) { 5387 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5388 PackageParser.Provider p = entry.getValue(); 5389 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5390 5391 if (ps != null && p.syncable 5392 && (!mSafeMode || (p.info.applicationInfo.flags 5393 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5394 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5395 ps.readUserState(userId), userId); 5396 if (info != null) { 5397 outNames.add(entry.getKey()); 5398 outInfo.add(info); 5399 } 5400 } 5401 } 5402 } 5403 } 5404 5405 @Override 5406 public List<ProviderInfo> queryContentProviders(String processName, 5407 int uid, int flags) { 5408 ArrayList<ProviderInfo> finalList = null; 5409 // reader 5410 synchronized (mPackages) { 5411 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5412 final int userId = processName != null ? 5413 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5414 while (i.hasNext()) { 5415 final PackageParser.Provider p = i.next(); 5416 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5417 if (ps != null && p.info.authority != null 5418 && (processName == null 5419 || (p.info.processName.equals(processName) 5420 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5421 && mSettings.isEnabledLPr(p.info, flags, userId) 5422 && (!mSafeMode 5423 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5424 if (finalList == null) { 5425 finalList = new ArrayList<ProviderInfo>(3); 5426 } 5427 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5428 ps.readUserState(userId), userId); 5429 if (info != null) { 5430 finalList.add(info); 5431 } 5432 } 5433 } 5434 } 5435 5436 if (finalList != null) { 5437 Collections.sort(finalList, mProviderInitOrderSorter); 5438 } 5439 5440 return finalList; 5441 } 5442 5443 @Override 5444 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5445 int flags) { 5446 // reader 5447 synchronized (mPackages) { 5448 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5449 return PackageParser.generateInstrumentationInfo(i, flags); 5450 } 5451 } 5452 5453 @Override 5454 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5455 int flags) { 5456 ArrayList<InstrumentationInfo> finalList = 5457 new ArrayList<InstrumentationInfo>(); 5458 5459 // reader 5460 synchronized (mPackages) { 5461 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5462 while (i.hasNext()) { 5463 final PackageParser.Instrumentation p = i.next(); 5464 if (targetPackage == null 5465 || targetPackage.equals(p.info.targetPackage)) { 5466 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5467 flags); 5468 if (ii != null) { 5469 finalList.add(ii); 5470 } 5471 } 5472 } 5473 } 5474 5475 return finalList; 5476 } 5477 5478 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5479 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5480 if (overlays == null) { 5481 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5482 return; 5483 } 5484 for (PackageParser.Package opkg : overlays.values()) { 5485 // Not much to do if idmap fails: we already logged the error 5486 // and we certainly don't want to abort installation of pkg simply 5487 // because an overlay didn't fit properly. For these reasons, 5488 // ignore the return value of createIdmapForPackagePairLI. 5489 createIdmapForPackagePairLI(pkg, opkg); 5490 } 5491 } 5492 5493 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5494 PackageParser.Package opkg) { 5495 if (!opkg.mTrustedOverlay) { 5496 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5497 opkg.baseCodePath + ": overlay not trusted"); 5498 return false; 5499 } 5500 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5501 if (overlaySet == null) { 5502 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5503 opkg.baseCodePath + " but target package has no known overlays"); 5504 return false; 5505 } 5506 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5507 // TODO: generate idmap for split APKs 5508 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5509 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5510 + opkg.baseCodePath); 5511 return false; 5512 } 5513 PackageParser.Package[] overlayArray = 5514 overlaySet.values().toArray(new PackageParser.Package[0]); 5515 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5516 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5517 return p1.mOverlayPriority - p2.mOverlayPriority; 5518 } 5519 }; 5520 Arrays.sort(overlayArray, cmp); 5521 5522 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5523 int i = 0; 5524 for (PackageParser.Package p : overlayArray) { 5525 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5526 } 5527 return true; 5528 } 5529 5530 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5531 final File[] files = dir.listFiles(); 5532 if (ArrayUtils.isEmpty(files)) { 5533 Log.d(TAG, "No files in app dir " + dir); 5534 return; 5535 } 5536 5537 if (DEBUG_PACKAGE_SCANNING) { 5538 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5539 + " flags=0x" + Integer.toHexString(parseFlags)); 5540 } 5541 5542 for (File file : files) { 5543 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5544 && !PackageInstallerService.isStageName(file.getName()); 5545 if (!isPackage) { 5546 // Ignore entries which are not packages 5547 continue; 5548 } 5549 try { 5550 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5551 scanFlags, currentTime, null); 5552 } catch (PackageManagerException e) { 5553 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5554 5555 // Delete invalid userdata apps 5556 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5557 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5558 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5559 if (file.isDirectory()) { 5560 mInstaller.rmPackageDir(file.getAbsolutePath()); 5561 } else { 5562 file.delete(); 5563 } 5564 } 5565 } 5566 } 5567 } 5568 5569 private static File getSettingsProblemFile() { 5570 File dataDir = Environment.getDataDirectory(); 5571 File systemDir = new File(dataDir, "system"); 5572 File fname = new File(systemDir, "uiderrors.txt"); 5573 return fname; 5574 } 5575 5576 static void reportSettingsProblem(int priority, String msg) { 5577 logCriticalInfo(priority, msg); 5578 } 5579 5580 static void logCriticalInfo(int priority, String msg) { 5581 Slog.println(priority, TAG, msg); 5582 EventLogTags.writePmCriticalInfo(msg); 5583 try { 5584 File fname = getSettingsProblemFile(); 5585 FileOutputStream out = new FileOutputStream(fname, true); 5586 PrintWriter pw = new FastPrintWriter(out); 5587 SimpleDateFormat formatter = new SimpleDateFormat(); 5588 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5589 pw.println(dateString + ": " + msg); 5590 pw.close(); 5591 FileUtils.setPermissions( 5592 fname.toString(), 5593 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5594 -1, -1); 5595 } catch (java.io.IOException e) { 5596 } 5597 } 5598 5599 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5600 PackageParser.Package pkg, File srcFile, int parseFlags) 5601 throws PackageManagerException { 5602 if (ps != null 5603 && ps.codePath.equals(srcFile) 5604 && ps.timeStamp == srcFile.lastModified() 5605 && !isCompatSignatureUpdateNeeded(pkg) 5606 && !isRecoverSignatureUpdateNeeded(pkg)) { 5607 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5608 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5609 ArraySet<PublicKey> signingKs; 5610 synchronized (mPackages) { 5611 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5612 } 5613 if (ps.signatures.mSignatures != null 5614 && ps.signatures.mSignatures.length != 0 5615 && signingKs != null) { 5616 // Optimization: reuse the existing cached certificates 5617 // if the package appears to be unchanged. 5618 pkg.mSignatures = ps.signatures.mSignatures; 5619 pkg.mSigningKeys = signingKs; 5620 return; 5621 } 5622 5623 Slog.w(TAG, "PackageSetting for " + ps.name 5624 + " is missing signatures. Collecting certs again to recover them."); 5625 } else { 5626 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5627 } 5628 5629 try { 5630 pp.collectCertificates(pkg, parseFlags); 5631 pp.collectManifestDigest(pkg); 5632 } catch (PackageParserException e) { 5633 throw PackageManagerException.from(e); 5634 } 5635 } 5636 5637 /* 5638 * Scan a package and return the newly parsed package. 5639 * Returns null in case of errors and the error code is stored in mLastScanError 5640 */ 5641 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5642 long currentTime, UserHandle user) throws PackageManagerException { 5643 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5644 parseFlags |= mDefParseFlags; 5645 PackageParser pp = new PackageParser(); 5646 pp.setSeparateProcesses(mSeparateProcesses); 5647 pp.setOnlyCoreApps(mOnlyCore); 5648 pp.setDisplayMetrics(mMetrics); 5649 5650 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5651 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5652 } 5653 5654 final PackageParser.Package pkg; 5655 try { 5656 pkg = pp.parsePackage(scanFile, parseFlags); 5657 } catch (PackageParserException e) { 5658 throw PackageManagerException.from(e); 5659 } 5660 5661 PackageSetting ps = null; 5662 PackageSetting updatedPkg; 5663 // reader 5664 synchronized (mPackages) { 5665 // Look to see if we already know about this package. 5666 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5667 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5668 // This package has been renamed to its original name. Let's 5669 // use that. 5670 ps = mSettings.peekPackageLPr(oldName); 5671 } 5672 // If there was no original package, see one for the real package name. 5673 if (ps == null) { 5674 ps = mSettings.peekPackageLPr(pkg.packageName); 5675 } 5676 // Check to see if this package could be hiding/updating a system 5677 // package. Must look for it either under the original or real 5678 // package name depending on our state. 5679 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5680 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5681 } 5682 boolean updatedPkgBetter = false; 5683 // First check if this is a system package that may involve an update 5684 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5685 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5686 // it needs to drop FLAG_PRIVILEGED. 5687 if (locationIsPrivileged(scanFile)) { 5688 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5689 } else { 5690 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5691 } 5692 5693 if (ps != null && !ps.codePath.equals(scanFile)) { 5694 // The path has changed from what was last scanned... check the 5695 // version of the new path against what we have stored to determine 5696 // what to do. 5697 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5698 if (pkg.mVersionCode <= ps.versionCode) { 5699 // The system package has been updated and the code path does not match 5700 // Ignore entry. Skip it. 5701 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5702 + " ignored: updated version " + ps.versionCode 5703 + " better than this " + pkg.mVersionCode); 5704 if (!updatedPkg.codePath.equals(scanFile)) { 5705 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5706 + ps.name + " changing from " + updatedPkg.codePathString 5707 + " to " + scanFile); 5708 updatedPkg.codePath = scanFile; 5709 updatedPkg.codePathString = scanFile.toString(); 5710 updatedPkg.resourcePath = scanFile; 5711 updatedPkg.resourcePathString = scanFile.toString(); 5712 } 5713 updatedPkg.pkg = pkg; 5714 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5715 "Package " + ps.name + " at " + scanFile 5716 + " ignored: updated version " + ps.versionCode 5717 + " better than this " + pkg.mVersionCode); 5718 } else { 5719 // The current app on the system partition is better than 5720 // what we have updated to on the data partition; switch 5721 // back to the system partition version. 5722 // At this point, its safely assumed that package installation for 5723 // apps in system partition will go through. If not there won't be a working 5724 // version of the app 5725 // writer 5726 synchronized (mPackages) { 5727 // Just remove the loaded entries from package lists. 5728 mPackages.remove(ps.name); 5729 } 5730 5731 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5732 + " reverting from " + ps.codePathString 5733 + ": new version " + pkg.mVersionCode 5734 + " better than installed " + ps.versionCode); 5735 5736 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5737 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5738 synchronized (mInstallLock) { 5739 args.cleanUpResourcesLI(); 5740 } 5741 synchronized (mPackages) { 5742 mSettings.enableSystemPackageLPw(ps.name); 5743 } 5744 updatedPkgBetter = true; 5745 } 5746 } 5747 } 5748 5749 if (updatedPkg != null) { 5750 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5751 // initially 5752 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5753 5754 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5755 // flag set initially 5756 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5757 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5758 } 5759 } 5760 5761 // Verify certificates against what was last scanned 5762 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5763 5764 /* 5765 * A new system app appeared, but we already had a non-system one of the 5766 * same name installed earlier. 5767 */ 5768 boolean shouldHideSystemApp = false; 5769 if (updatedPkg == null && ps != null 5770 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5771 /* 5772 * Check to make sure the signatures match first. If they don't, 5773 * wipe the installed application and its data. 5774 */ 5775 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5776 != PackageManager.SIGNATURE_MATCH) { 5777 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5778 + " signatures don't match existing userdata copy; removing"); 5779 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5780 ps = null; 5781 } else { 5782 /* 5783 * If the newly-added system app is an older version than the 5784 * already installed version, hide it. It will be scanned later 5785 * and re-added like an update. 5786 */ 5787 if (pkg.mVersionCode <= ps.versionCode) { 5788 shouldHideSystemApp = true; 5789 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5790 + " but new version " + pkg.mVersionCode + " better than installed " 5791 + ps.versionCode + "; hiding system"); 5792 } else { 5793 /* 5794 * The newly found system app is a newer version that the 5795 * one previously installed. Simply remove the 5796 * already-installed application and replace it with our own 5797 * while keeping the application data. 5798 */ 5799 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5800 + " reverting from " + ps.codePathString + ": new version " 5801 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5802 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5803 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5804 synchronized (mInstallLock) { 5805 args.cleanUpResourcesLI(); 5806 } 5807 } 5808 } 5809 } 5810 5811 // The apk is forward locked (not public) if its code and resources 5812 // are kept in different files. (except for app in either system or 5813 // vendor path). 5814 // TODO grab this value from PackageSettings 5815 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5816 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5817 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5818 } 5819 } 5820 5821 // TODO: extend to support forward-locked splits 5822 String resourcePath = null; 5823 String baseResourcePath = null; 5824 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5825 if (ps != null && ps.resourcePathString != null) { 5826 resourcePath = ps.resourcePathString; 5827 baseResourcePath = ps.resourcePathString; 5828 } else { 5829 // Should not happen at all. Just log an error. 5830 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5831 } 5832 } else { 5833 resourcePath = pkg.codePath; 5834 baseResourcePath = pkg.baseCodePath; 5835 } 5836 5837 // Set application objects path explicitly. 5838 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5839 pkg.applicationInfo.setCodePath(pkg.codePath); 5840 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5841 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5842 pkg.applicationInfo.setResourcePath(resourcePath); 5843 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5844 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5845 5846 // Note that we invoke the following method only if we are about to unpack an application 5847 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5848 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5849 5850 /* 5851 * If the system app should be overridden by a previously installed 5852 * data, hide the system app now and let the /data/app scan pick it up 5853 * again. 5854 */ 5855 if (shouldHideSystemApp) { 5856 synchronized (mPackages) { 5857 /* 5858 * We have to grant systems permissions before we hide, because 5859 * grantPermissions will assume the package update is trying to 5860 * expand its permissions. 5861 */ 5862 grantPermissionsLPw(pkg, true, pkg.packageName); 5863 mSettings.disableSystemPackageLPw(pkg.packageName); 5864 } 5865 } 5866 5867 return scannedPkg; 5868 } 5869 5870 private static String fixProcessName(String defProcessName, 5871 String processName, int uid) { 5872 if (processName == null) { 5873 return defProcessName; 5874 } 5875 return processName; 5876 } 5877 5878 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5879 throws PackageManagerException { 5880 if (pkgSetting.signatures.mSignatures != null) { 5881 // Already existing package. Make sure signatures match 5882 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5883 == PackageManager.SIGNATURE_MATCH; 5884 if (!match) { 5885 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5886 == PackageManager.SIGNATURE_MATCH; 5887 } 5888 if (!match) { 5889 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5890 == PackageManager.SIGNATURE_MATCH; 5891 } 5892 if (!match) { 5893 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5894 + pkg.packageName + " signatures do not match the " 5895 + "previously installed version; ignoring!"); 5896 } 5897 } 5898 5899 // Check for shared user signatures 5900 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5901 // Already existing package. Make sure signatures match 5902 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5903 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5904 if (!match) { 5905 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5906 == PackageManager.SIGNATURE_MATCH; 5907 } 5908 if (!match) { 5909 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5910 == PackageManager.SIGNATURE_MATCH; 5911 } 5912 if (!match) { 5913 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5914 "Package " + pkg.packageName 5915 + " has no signatures that match those in shared user " 5916 + pkgSetting.sharedUser.name + "; ignoring!"); 5917 } 5918 } 5919 } 5920 5921 /** 5922 * Enforces that only the system UID or root's UID can call a method exposed 5923 * via Binder. 5924 * 5925 * @param message used as message if SecurityException is thrown 5926 * @throws SecurityException if the caller is not system or root 5927 */ 5928 private static final void enforceSystemOrRoot(String message) { 5929 final int uid = Binder.getCallingUid(); 5930 if (uid != Process.SYSTEM_UID && uid != 0) { 5931 throw new SecurityException(message); 5932 } 5933 } 5934 5935 @Override 5936 public void performBootDexOpt() { 5937 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5938 5939 // Before everything else, see whether we need to fstrim. 5940 try { 5941 IMountService ms = PackageHelper.getMountService(); 5942 if (ms != null) { 5943 final boolean isUpgrade = isUpgrade(); 5944 boolean doTrim = isUpgrade; 5945 if (doTrim) { 5946 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5947 } else { 5948 final long interval = android.provider.Settings.Global.getLong( 5949 mContext.getContentResolver(), 5950 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5951 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5952 if (interval > 0) { 5953 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5954 if (timeSinceLast > interval) { 5955 doTrim = true; 5956 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5957 + "; running immediately"); 5958 } 5959 } 5960 } 5961 if (doTrim) { 5962 if (!isFirstBoot()) { 5963 try { 5964 ActivityManagerNative.getDefault().showBootMessage( 5965 mContext.getResources().getString( 5966 R.string.android_upgrading_fstrim), true); 5967 } catch (RemoteException e) { 5968 } 5969 } 5970 ms.runMaintenance(); 5971 } 5972 } else { 5973 Slog.e(TAG, "Mount service unavailable!"); 5974 } 5975 } catch (RemoteException e) { 5976 // Can't happen; MountService is local 5977 } 5978 5979 final ArraySet<PackageParser.Package> pkgs; 5980 synchronized (mPackages) { 5981 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5982 } 5983 5984 if (pkgs != null) { 5985 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5986 // in case the device runs out of space. 5987 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5988 // Give priority to core apps. 5989 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5990 PackageParser.Package pkg = it.next(); 5991 if (pkg.coreApp) { 5992 if (DEBUG_DEXOPT) { 5993 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5994 } 5995 sortedPkgs.add(pkg); 5996 it.remove(); 5997 } 5998 } 5999 // Give priority to system apps that listen for pre boot complete. 6000 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6001 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6002 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6003 PackageParser.Package pkg = it.next(); 6004 if (pkgNames.contains(pkg.packageName)) { 6005 if (DEBUG_DEXOPT) { 6006 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6007 } 6008 sortedPkgs.add(pkg); 6009 it.remove(); 6010 } 6011 } 6012 // Give priority to system apps. 6013 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6014 PackageParser.Package pkg = it.next(); 6015 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6016 if (DEBUG_DEXOPT) { 6017 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6018 } 6019 sortedPkgs.add(pkg); 6020 it.remove(); 6021 } 6022 } 6023 // Give priority to updated system apps. 6024 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6025 PackageParser.Package pkg = it.next(); 6026 if (pkg.isUpdatedSystemApp()) { 6027 if (DEBUG_DEXOPT) { 6028 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6029 } 6030 sortedPkgs.add(pkg); 6031 it.remove(); 6032 } 6033 } 6034 // Give priority to apps that listen for boot complete. 6035 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6036 pkgNames = getPackageNamesForIntent(intent); 6037 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6038 PackageParser.Package pkg = it.next(); 6039 if (pkgNames.contains(pkg.packageName)) { 6040 if (DEBUG_DEXOPT) { 6041 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6042 } 6043 sortedPkgs.add(pkg); 6044 it.remove(); 6045 } 6046 } 6047 // Filter out packages that aren't recently used. 6048 filterRecentlyUsedApps(pkgs); 6049 // Add all remaining apps. 6050 for (PackageParser.Package pkg : pkgs) { 6051 if (DEBUG_DEXOPT) { 6052 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6053 } 6054 sortedPkgs.add(pkg); 6055 } 6056 6057 // If we want to be lazy, filter everything that wasn't recently used. 6058 if (mLazyDexOpt) { 6059 filterRecentlyUsedApps(sortedPkgs); 6060 } 6061 6062 int i = 0; 6063 int total = sortedPkgs.size(); 6064 File dataDir = Environment.getDataDirectory(); 6065 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6066 if (lowThreshold == 0) { 6067 throw new IllegalStateException("Invalid low memory threshold"); 6068 } 6069 for (PackageParser.Package pkg : sortedPkgs) { 6070 long usableSpace = dataDir.getUsableSpace(); 6071 if (usableSpace < lowThreshold) { 6072 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6073 break; 6074 } 6075 performBootDexOpt(pkg, ++i, total); 6076 } 6077 } 6078 } 6079 6080 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6081 // Filter out packages that aren't recently used. 6082 // 6083 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6084 // should do a full dexopt. 6085 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6086 int total = pkgs.size(); 6087 int skipped = 0; 6088 long now = System.currentTimeMillis(); 6089 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6090 PackageParser.Package pkg = i.next(); 6091 long then = pkg.mLastPackageUsageTimeInMills; 6092 if (then + mDexOptLRUThresholdInMills < now) { 6093 if (DEBUG_DEXOPT) { 6094 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6095 ((then == 0) ? "never" : new Date(then))); 6096 } 6097 i.remove(); 6098 skipped++; 6099 } 6100 } 6101 if (DEBUG_DEXOPT) { 6102 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6103 } 6104 } 6105 } 6106 6107 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6108 List<ResolveInfo> ris = null; 6109 try { 6110 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6111 intent, null, 0, UserHandle.USER_OWNER); 6112 } catch (RemoteException e) { 6113 } 6114 ArraySet<String> pkgNames = new ArraySet<String>(); 6115 if (ris != null) { 6116 for (ResolveInfo ri : ris) { 6117 pkgNames.add(ri.activityInfo.packageName); 6118 } 6119 } 6120 return pkgNames; 6121 } 6122 6123 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6124 if (DEBUG_DEXOPT) { 6125 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6126 } 6127 if (!isFirstBoot()) { 6128 try { 6129 ActivityManagerNative.getDefault().showBootMessage( 6130 mContext.getResources().getString(R.string.android_upgrading_apk, 6131 curr, total), true); 6132 } catch (RemoteException e) { 6133 } 6134 } 6135 PackageParser.Package p = pkg; 6136 synchronized (mInstallLock) { 6137 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6138 false /* force dex */, false /* defer */, true /* include dependencies */); 6139 } 6140 } 6141 6142 @Override 6143 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6144 return performDexOpt(packageName, instructionSet, false); 6145 } 6146 6147 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6148 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6149 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6150 if (!dexopt && !updateUsage) { 6151 // We aren't going to dexopt or update usage, so bail early. 6152 return false; 6153 } 6154 PackageParser.Package p; 6155 final String targetInstructionSet; 6156 synchronized (mPackages) { 6157 p = mPackages.get(packageName); 6158 if (p == null) { 6159 return false; 6160 } 6161 if (updateUsage) { 6162 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6163 } 6164 mPackageUsage.write(false); 6165 if (!dexopt) { 6166 // We aren't going to dexopt, so bail early. 6167 return false; 6168 } 6169 6170 targetInstructionSet = instructionSet != null ? instructionSet : 6171 getPrimaryInstructionSet(p.applicationInfo); 6172 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6173 return false; 6174 } 6175 } 6176 6177 synchronized (mInstallLock) { 6178 final String[] instructionSets = new String[] { targetInstructionSet }; 6179 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6180 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6181 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6182 } 6183 } 6184 6185 public ArraySet<String> getPackagesThatNeedDexOpt() { 6186 ArraySet<String> pkgs = null; 6187 synchronized (mPackages) { 6188 for (PackageParser.Package p : mPackages.values()) { 6189 if (DEBUG_DEXOPT) { 6190 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6191 } 6192 if (!p.mDexOptPerformed.isEmpty()) { 6193 continue; 6194 } 6195 if (pkgs == null) { 6196 pkgs = new ArraySet<String>(); 6197 } 6198 pkgs.add(p.packageName); 6199 } 6200 } 6201 return pkgs; 6202 } 6203 6204 public void shutdown() { 6205 mPackageUsage.write(true); 6206 } 6207 6208 @Override 6209 public void forceDexOpt(String packageName) { 6210 enforceSystemOrRoot("forceDexOpt"); 6211 6212 PackageParser.Package pkg; 6213 synchronized (mPackages) { 6214 pkg = mPackages.get(packageName); 6215 if (pkg == null) { 6216 throw new IllegalArgumentException("Missing package: " + packageName); 6217 } 6218 } 6219 6220 synchronized (mInstallLock) { 6221 final String[] instructionSets = new String[] { 6222 getPrimaryInstructionSet(pkg.applicationInfo) }; 6223 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6224 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6225 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6226 throw new IllegalStateException("Failed to dexopt: " + res); 6227 } 6228 } 6229 } 6230 6231 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6232 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6233 Slog.w(TAG, "Unable to update from " + oldPkg.name 6234 + " to " + newPkg.packageName 6235 + ": old package not in system partition"); 6236 return false; 6237 } else if (mPackages.get(oldPkg.name) != null) { 6238 Slog.w(TAG, "Unable to update from " + oldPkg.name 6239 + " to " + newPkg.packageName 6240 + ": old package still exists"); 6241 return false; 6242 } 6243 return true; 6244 } 6245 6246 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6247 int[] users = sUserManager.getUserIds(); 6248 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6249 if (res < 0) { 6250 return res; 6251 } 6252 for (int user : users) { 6253 if (user != 0) { 6254 res = mInstaller.createUserData(volumeUuid, packageName, 6255 UserHandle.getUid(user, uid), user, seinfo); 6256 if (res < 0) { 6257 return res; 6258 } 6259 } 6260 } 6261 return res; 6262 } 6263 6264 private int removeDataDirsLI(String volumeUuid, String packageName) { 6265 int[] users = sUserManager.getUserIds(); 6266 int res = 0; 6267 for (int user : users) { 6268 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6269 if (resInner < 0) { 6270 res = resInner; 6271 } 6272 } 6273 6274 return res; 6275 } 6276 6277 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6278 int[] users = sUserManager.getUserIds(); 6279 int res = 0; 6280 for (int user : users) { 6281 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6282 if (resInner < 0) { 6283 res = resInner; 6284 } 6285 } 6286 return res; 6287 } 6288 6289 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6290 PackageParser.Package changingLib) { 6291 if (file.path != null) { 6292 usesLibraryFiles.add(file.path); 6293 return; 6294 } 6295 PackageParser.Package p = mPackages.get(file.apk); 6296 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6297 // If we are doing this while in the middle of updating a library apk, 6298 // then we need to make sure to use that new apk for determining the 6299 // dependencies here. (We haven't yet finished committing the new apk 6300 // to the package manager state.) 6301 if (p == null || p.packageName.equals(changingLib.packageName)) { 6302 p = changingLib; 6303 } 6304 } 6305 if (p != null) { 6306 usesLibraryFiles.addAll(p.getAllCodePaths()); 6307 } 6308 } 6309 6310 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6311 PackageParser.Package changingLib) throws PackageManagerException { 6312 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6313 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6314 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6315 for (int i=0; i<N; i++) { 6316 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6317 if (file == null) { 6318 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6319 "Package " + pkg.packageName + " requires unavailable shared library " 6320 + pkg.usesLibraries.get(i) + "; failing!"); 6321 } 6322 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6323 } 6324 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6325 for (int i=0; i<N; i++) { 6326 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6327 if (file == null) { 6328 Slog.w(TAG, "Package " + pkg.packageName 6329 + " desires unavailable shared library " 6330 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6331 } else { 6332 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6333 } 6334 } 6335 N = usesLibraryFiles.size(); 6336 if (N > 0) { 6337 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6338 } else { 6339 pkg.usesLibraryFiles = null; 6340 } 6341 } 6342 } 6343 6344 private static boolean hasString(List<String> list, List<String> which) { 6345 if (list == null) { 6346 return false; 6347 } 6348 for (int i=list.size()-1; i>=0; i--) { 6349 for (int j=which.size()-1; j>=0; j--) { 6350 if (which.get(j).equals(list.get(i))) { 6351 return true; 6352 } 6353 } 6354 } 6355 return false; 6356 } 6357 6358 private void updateAllSharedLibrariesLPw() { 6359 for (PackageParser.Package pkg : mPackages.values()) { 6360 try { 6361 updateSharedLibrariesLPw(pkg, null); 6362 } catch (PackageManagerException e) { 6363 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6364 } 6365 } 6366 } 6367 6368 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6369 PackageParser.Package changingPkg) { 6370 ArrayList<PackageParser.Package> res = null; 6371 for (PackageParser.Package pkg : mPackages.values()) { 6372 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6373 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6374 if (res == null) { 6375 res = new ArrayList<PackageParser.Package>(); 6376 } 6377 res.add(pkg); 6378 try { 6379 updateSharedLibrariesLPw(pkg, changingPkg); 6380 } catch (PackageManagerException e) { 6381 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6382 } 6383 } 6384 } 6385 return res; 6386 } 6387 6388 /** 6389 * Derive the value of the {@code cpuAbiOverride} based on the provided 6390 * value and an optional stored value from the package settings. 6391 */ 6392 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6393 String cpuAbiOverride = null; 6394 6395 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6396 cpuAbiOverride = null; 6397 } else if (abiOverride != null) { 6398 cpuAbiOverride = abiOverride; 6399 } else if (settings != null) { 6400 cpuAbiOverride = settings.cpuAbiOverrideString; 6401 } 6402 6403 return cpuAbiOverride; 6404 } 6405 6406 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6407 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6408 boolean success = false; 6409 try { 6410 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6411 currentTime, user); 6412 success = true; 6413 return res; 6414 } finally { 6415 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6416 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6417 } 6418 } 6419 } 6420 6421 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6422 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6423 final File scanFile = new File(pkg.codePath); 6424 if (pkg.applicationInfo.getCodePath() == null || 6425 pkg.applicationInfo.getResourcePath() == null) { 6426 // Bail out. The resource and code paths haven't been set. 6427 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6428 "Code and resource paths haven't been set correctly"); 6429 } 6430 6431 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6432 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6433 } else { 6434 // Only allow system apps to be flagged as core apps. 6435 pkg.coreApp = false; 6436 } 6437 6438 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6439 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6440 } 6441 6442 if (mCustomResolverComponentName != null && 6443 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6444 setUpCustomResolverActivity(pkg); 6445 } 6446 6447 if (pkg.packageName.equals("android")) { 6448 synchronized (mPackages) { 6449 if (mAndroidApplication != null) { 6450 Slog.w(TAG, "*************************************************"); 6451 Slog.w(TAG, "Core android package being redefined. Skipping."); 6452 Slog.w(TAG, " file=" + scanFile); 6453 Slog.w(TAG, "*************************************************"); 6454 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6455 "Core android package being redefined. Skipping."); 6456 } 6457 6458 // Set up information for our fall-back user intent resolution activity. 6459 mPlatformPackage = pkg; 6460 pkg.mVersionCode = mSdkVersion; 6461 mAndroidApplication = pkg.applicationInfo; 6462 6463 if (!mResolverReplaced) { 6464 mResolveActivity.applicationInfo = mAndroidApplication; 6465 mResolveActivity.name = ResolverActivity.class.getName(); 6466 mResolveActivity.packageName = mAndroidApplication.packageName; 6467 mResolveActivity.processName = "system:ui"; 6468 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6469 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6470 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6471 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6472 mResolveActivity.exported = true; 6473 mResolveActivity.enabled = true; 6474 mResolveInfo.activityInfo = mResolveActivity; 6475 mResolveInfo.priority = 0; 6476 mResolveInfo.preferredOrder = 0; 6477 mResolveInfo.match = 0; 6478 mResolveComponentName = new ComponentName( 6479 mAndroidApplication.packageName, mResolveActivity.name); 6480 } 6481 } 6482 } 6483 6484 if (DEBUG_PACKAGE_SCANNING) { 6485 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6486 Log.d(TAG, "Scanning package " + pkg.packageName); 6487 } 6488 6489 if (mPackages.containsKey(pkg.packageName) 6490 || mSharedLibraries.containsKey(pkg.packageName)) { 6491 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6492 "Application package " + pkg.packageName 6493 + " already installed. Skipping duplicate."); 6494 } 6495 6496 // If we're only installing presumed-existing packages, require that the 6497 // scanned APK is both already known and at the path previously established 6498 // for it. Previously unknown packages we pick up normally, but if we have an 6499 // a priori expectation about this package's install presence, enforce it. 6500 // With a singular exception for new system packages. When an OTA contains 6501 // a new system package, we allow the codepath to change from a system location 6502 // to the user-installed location. If we don't allow this change, any newer, 6503 // user-installed version of the application will be ignored. 6504 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6505 if (mExpectingBetter.containsKey(pkg.packageName)) { 6506 logCriticalInfo(Log.WARN, 6507 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6508 } else { 6509 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6510 if (known != null) { 6511 if (DEBUG_PACKAGE_SCANNING) { 6512 Log.d(TAG, "Examining " + pkg.codePath 6513 + " and requiring known paths " + known.codePathString 6514 + " & " + known.resourcePathString); 6515 } 6516 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6517 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6518 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6519 "Application package " + pkg.packageName 6520 + " found at " + pkg.applicationInfo.getCodePath() 6521 + " but expected at " + known.codePathString + "; ignoring."); 6522 } 6523 } 6524 } 6525 } 6526 6527 // Initialize package source and resource directories 6528 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6529 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6530 6531 SharedUserSetting suid = null; 6532 PackageSetting pkgSetting = null; 6533 6534 if (!isSystemApp(pkg)) { 6535 // Only system apps can use these features. 6536 pkg.mOriginalPackages = null; 6537 pkg.mRealPackage = null; 6538 pkg.mAdoptPermissions = null; 6539 } 6540 6541 // writer 6542 synchronized (mPackages) { 6543 if (pkg.mSharedUserId != null) { 6544 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6545 if (suid == null) { 6546 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6547 "Creating application package " + pkg.packageName 6548 + " for shared user failed"); 6549 } 6550 if (DEBUG_PACKAGE_SCANNING) { 6551 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6552 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6553 + "): packages=" + suid.packages); 6554 } 6555 } 6556 6557 // Check if we are renaming from an original package name. 6558 PackageSetting origPackage = null; 6559 String realName = null; 6560 if (pkg.mOriginalPackages != null) { 6561 // This package may need to be renamed to a previously 6562 // installed name. Let's check on that... 6563 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6564 if (pkg.mOriginalPackages.contains(renamed)) { 6565 // This package had originally been installed as the 6566 // original name, and we have already taken care of 6567 // transitioning to the new one. Just update the new 6568 // one to continue using the old name. 6569 realName = pkg.mRealPackage; 6570 if (!pkg.packageName.equals(renamed)) { 6571 // Callers into this function may have already taken 6572 // care of renaming the package; only do it here if 6573 // it is not already done. 6574 pkg.setPackageName(renamed); 6575 } 6576 6577 } else { 6578 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6579 if ((origPackage = mSettings.peekPackageLPr( 6580 pkg.mOriginalPackages.get(i))) != null) { 6581 // We do have the package already installed under its 6582 // original name... should we use it? 6583 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6584 // New package is not compatible with original. 6585 origPackage = null; 6586 continue; 6587 } else if (origPackage.sharedUser != null) { 6588 // Make sure uid is compatible between packages. 6589 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6590 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6591 + " to " + pkg.packageName + ": old uid " 6592 + origPackage.sharedUser.name 6593 + " differs from " + pkg.mSharedUserId); 6594 origPackage = null; 6595 continue; 6596 } 6597 } else { 6598 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6599 + pkg.packageName + " to old name " + origPackage.name); 6600 } 6601 break; 6602 } 6603 } 6604 } 6605 } 6606 6607 if (mTransferedPackages.contains(pkg.packageName)) { 6608 Slog.w(TAG, "Package " + pkg.packageName 6609 + " was transferred to another, but its .apk remains"); 6610 } 6611 6612 // Just create the setting, don't add it yet. For already existing packages 6613 // the PkgSetting exists already and doesn't have to be created. 6614 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6615 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6616 pkg.applicationInfo.primaryCpuAbi, 6617 pkg.applicationInfo.secondaryCpuAbi, 6618 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6619 user, false); 6620 if (pkgSetting == null) { 6621 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6622 "Creating application package " + pkg.packageName + " failed"); 6623 } 6624 6625 if (pkgSetting.origPackage != null) { 6626 // If we are first transitioning from an original package, 6627 // fix up the new package's name now. We need to do this after 6628 // looking up the package under its new name, so getPackageLP 6629 // can take care of fiddling things correctly. 6630 pkg.setPackageName(origPackage.name); 6631 6632 // File a report about this. 6633 String msg = "New package " + pkgSetting.realName 6634 + " renamed to replace old package " + pkgSetting.name; 6635 reportSettingsProblem(Log.WARN, msg); 6636 6637 // Make a note of it. 6638 mTransferedPackages.add(origPackage.name); 6639 6640 // No longer need to retain this. 6641 pkgSetting.origPackage = null; 6642 } 6643 6644 if (realName != null) { 6645 // Make a note of it. 6646 mTransferedPackages.add(pkg.packageName); 6647 } 6648 6649 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6650 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6651 } 6652 6653 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6654 // Check all shared libraries and map to their actual file path. 6655 // We only do this here for apps not on a system dir, because those 6656 // are the only ones that can fail an install due to this. We 6657 // will take care of the system apps by updating all of their 6658 // library paths after the scan is done. 6659 updateSharedLibrariesLPw(pkg, null); 6660 } 6661 6662 if (mFoundPolicyFile) { 6663 SELinuxMMAC.assignSeinfoValue(pkg); 6664 } 6665 6666 pkg.applicationInfo.uid = pkgSetting.appId; 6667 pkg.mExtras = pkgSetting; 6668 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6669 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6670 // We just determined the app is signed correctly, so bring 6671 // over the latest parsed certs. 6672 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6673 } else { 6674 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6675 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6676 "Package " + pkg.packageName + " upgrade keys do not match the " 6677 + "previously installed version"); 6678 } else { 6679 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6680 String msg = "System package " + pkg.packageName 6681 + " signature changed; retaining data."; 6682 reportSettingsProblem(Log.WARN, msg); 6683 } 6684 } 6685 } else { 6686 try { 6687 verifySignaturesLP(pkgSetting, pkg); 6688 // We just determined the app is signed correctly, so bring 6689 // over the latest parsed certs. 6690 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6691 } catch (PackageManagerException e) { 6692 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6693 throw e; 6694 } 6695 // The signature has changed, but this package is in the system 6696 // image... let's recover! 6697 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6698 // However... if this package is part of a shared user, but it 6699 // doesn't match the signature of the shared user, let's fail. 6700 // What this means is that you can't change the signatures 6701 // associated with an overall shared user, which doesn't seem all 6702 // that unreasonable. 6703 if (pkgSetting.sharedUser != null) { 6704 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6705 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6706 throw new PackageManagerException( 6707 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6708 "Signature mismatch for shared user : " 6709 + pkgSetting.sharedUser); 6710 } 6711 } 6712 // File a report about this. 6713 String msg = "System package " + pkg.packageName 6714 + " signature changed; retaining data."; 6715 reportSettingsProblem(Log.WARN, msg); 6716 } 6717 } 6718 // Verify that this new package doesn't have any content providers 6719 // that conflict with existing packages. Only do this if the 6720 // package isn't already installed, since we don't want to break 6721 // things that are installed. 6722 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6723 final int N = pkg.providers.size(); 6724 int i; 6725 for (i=0; i<N; i++) { 6726 PackageParser.Provider p = pkg.providers.get(i); 6727 if (p.info.authority != null) { 6728 String names[] = p.info.authority.split(";"); 6729 for (int j = 0; j < names.length; j++) { 6730 if (mProvidersByAuthority.containsKey(names[j])) { 6731 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6732 final String otherPackageName = 6733 ((other != null && other.getComponentName() != null) ? 6734 other.getComponentName().getPackageName() : "?"); 6735 throw new PackageManagerException( 6736 INSTALL_FAILED_CONFLICTING_PROVIDER, 6737 "Can't install because provider name " + names[j] 6738 + " (in package " + pkg.applicationInfo.packageName 6739 + ") is already used by " + otherPackageName); 6740 } 6741 } 6742 } 6743 } 6744 } 6745 6746 if (pkg.mAdoptPermissions != null) { 6747 // This package wants to adopt ownership of permissions from 6748 // another package. 6749 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6750 final String origName = pkg.mAdoptPermissions.get(i); 6751 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6752 if (orig != null) { 6753 if (verifyPackageUpdateLPr(orig, pkg)) { 6754 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6755 + pkg.packageName); 6756 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6757 } 6758 } 6759 } 6760 } 6761 } 6762 6763 final String pkgName = pkg.packageName; 6764 6765 final long scanFileTime = scanFile.lastModified(); 6766 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6767 pkg.applicationInfo.processName = fixProcessName( 6768 pkg.applicationInfo.packageName, 6769 pkg.applicationInfo.processName, 6770 pkg.applicationInfo.uid); 6771 6772 File dataPath; 6773 if (mPlatformPackage == pkg) { 6774 // The system package is special. 6775 dataPath = new File(Environment.getDataDirectory(), "system"); 6776 6777 pkg.applicationInfo.dataDir = dataPath.getPath(); 6778 6779 } else { 6780 // This is a normal package, need to make its data directory. 6781 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6782 UserHandle.USER_OWNER, pkg.packageName); 6783 6784 boolean uidError = false; 6785 if (dataPath.exists()) { 6786 int currentUid = 0; 6787 try { 6788 StructStat stat = Os.stat(dataPath.getPath()); 6789 currentUid = stat.st_uid; 6790 } catch (ErrnoException e) { 6791 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6792 } 6793 6794 // If we have mismatched owners for the data path, we have a problem. 6795 if (currentUid != pkg.applicationInfo.uid) { 6796 boolean recovered = false; 6797 if (currentUid == 0) { 6798 // The directory somehow became owned by root. Wow. 6799 // This is probably because the system was stopped while 6800 // installd was in the middle of messing with its libs 6801 // directory. Ask installd to fix that. 6802 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6803 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6804 if (ret >= 0) { 6805 recovered = true; 6806 String msg = "Package " + pkg.packageName 6807 + " unexpectedly changed to uid 0; recovered to " + 6808 + pkg.applicationInfo.uid; 6809 reportSettingsProblem(Log.WARN, msg); 6810 } 6811 } 6812 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6813 || (scanFlags&SCAN_BOOTING) != 0)) { 6814 // If this is a system app, we can at least delete its 6815 // current data so the application will still work. 6816 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6817 if (ret >= 0) { 6818 // TODO: Kill the processes first 6819 // Old data gone! 6820 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6821 ? "System package " : "Third party package "; 6822 String msg = prefix + pkg.packageName 6823 + " has changed from uid: " 6824 + currentUid + " to " 6825 + pkg.applicationInfo.uid + "; old data erased"; 6826 reportSettingsProblem(Log.WARN, msg); 6827 recovered = true; 6828 6829 // And now re-install the app. 6830 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6831 pkg.applicationInfo.seinfo); 6832 if (ret == -1) { 6833 // Ack should not happen! 6834 msg = prefix + pkg.packageName 6835 + " could not have data directory re-created after delete."; 6836 reportSettingsProblem(Log.WARN, msg); 6837 throw new PackageManagerException( 6838 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6839 } 6840 } 6841 if (!recovered) { 6842 mHasSystemUidErrors = true; 6843 } 6844 } else if (!recovered) { 6845 // If we allow this install to proceed, we will be broken. 6846 // Abort, abort! 6847 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6848 "scanPackageLI"); 6849 } 6850 if (!recovered) { 6851 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6852 + pkg.applicationInfo.uid + "/fs_" 6853 + currentUid; 6854 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6855 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6856 String msg = "Package " + pkg.packageName 6857 + " has mismatched uid: " 6858 + currentUid + " on disk, " 6859 + pkg.applicationInfo.uid + " in settings"; 6860 // writer 6861 synchronized (mPackages) { 6862 mSettings.mReadMessages.append(msg); 6863 mSettings.mReadMessages.append('\n'); 6864 uidError = true; 6865 if (!pkgSetting.uidError) { 6866 reportSettingsProblem(Log.ERROR, msg); 6867 } 6868 } 6869 } 6870 } 6871 pkg.applicationInfo.dataDir = dataPath.getPath(); 6872 if (mShouldRestoreconData) { 6873 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6874 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6875 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6876 } 6877 } else { 6878 if (DEBUG_PACKAGE_SCANNING) { 6879 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6880 Log.v(TAG, "Want this data dir: " + dataPath); 6881 } 6882 //invoke installer to do the actual installation 6883 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6884 pkg.applicationInfo.seinfo); 6885 if (ret < 0) { 6886 // Error from installer 6887 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6888 "Unable to create data dirs [errorCode=" + ret + "]"); 6889 } 6890 6891 if (dataPath.exists()) { 6892 pkg.applicationInfo.dataDir = dataPath.getPath(); 6893 } else { 6894 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6895 pkg.applicationInfo.dataDir = null; 6896 } 6897 } 6898 6899 pkgSetting.uidError = uidError; 6900 } 6901 6902 final String path = scanFile.getPath(); 6903 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6904 6905 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6906 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6907 6908 // Some system apps still use directory structure for native libraries 6909 // in which case we might end up not detecting abi solely based on apk 6910 // structure. Try to detect abi based on directory structure. 6911 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6912 pkg.applicationInfo.primaryCpuAbi == null) { 6913 setBundledAppAbisAndRoots(pkg, pkgSetting); 6914 setNativeLibraryPaths(pkg); 6915 } 6916 6917 } else { 6918 if ((scanFlags & SCAN_MOVE) != 0) { 6919 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6920 // but we already have this packages package info in the PackageSetting. We just 6921 // use that and derive the native library path based on the new codepath. 6922 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6923 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6924 } 6925 6926 // Set native library paths again. For moves, the path will be updated based on the 6927 // ABIs we've determined above. For non-moves, the path will be updated based on the 6928 // ABIs we determined during compilation, but the path will depend on the final 6929 // package path (after the rename away from the stage path). 6930 setNativeLibraryPaths(pkg); 6931 } 6932 6933 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6934 final int[] userIds = sUserManager.getUserIds(); 6935 synchronized (mInstallLock) { 6936 // Make sure all user data directories are ready to roll; we're okay 6937 // if they already exist 6938 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6939 for (int userId : userIds) { 6940 if (userId != 0) { 6941 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6942 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6943 pkg.applicationInfo.seinfo); 6944 } 6945 } 6946 } 6947 6948 // Create a native library symlink only if we have native libraries 6949 // and if the native libraries are 32 bit libraries. We do not provide 6950 // this symlink for 64 bit libraries. 6951 if (pkg.applicationInfo.primaryCpuAbi != null && 6952 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6953 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6954 for (int userId : userIds) { 6955 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6956 nativeLibPath, userId) < 0) { 6957 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6958 "Failed linking native library dir (user=" + userId + ")"); 6959 } 6960 } 6961 } 6962 } 6963 6964 // This is a special case for the "system" package, where the ABI is 6965 // dictated by the zygote configuration (and init.rc). We should keep track 6966 // of this ABI so that we can deal with "normal" applications that run under 6967 // the same UID correctly. 6968 if (mPlatformPackage == pkg) { 6969 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6970 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6971 } 6972 6973 // If there's a mismatch between the abi-override in the package setting 6974 // and the abiOverride specified for the install. Warn about this because we 6975 // would've already compiled the app without taking the package setting into 6976 // account. 6977 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6978 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6979 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6980 " for package: " + pkg.packageName); 6981 } 6982 } 6983 6984 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6985 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6986 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6987 6988 // Copy the derived override back to the parsed package, so that we can 6989 // update the package settings accordingly. 6990 pkg.cpuAbiOverride = cpuAbiOverride; 6991 6992 if (DEBUG_ABI_SELECTION) { 6993 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6994 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6995 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6996 } 6997 6998 // Push the derived path down into PackageSettings so we know what to 6999 // clean up at uninstall time. 7000 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7001 7002 if (DEBUG_ABI_SELECTION) { 7003 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7004 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7005 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7006 } 7007 7008 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7009 // We don't do this here during boot because we can do it all 7010 // at once after scanning all existing packages. 7011 // 7012 // We also do this *before* we perform dexopt on this package, so that 7013 // we can avoid redundant dexopts, and also to make sure we've got the 7014 // code and package path correct. 7015 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7016 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7017 } 7018 7019 if ((scanFlags & SCAN_NO_DEX) == 0) { 7020 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7021 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7022 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7023 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7024 } 7025 } 7026 if (mFactoryTest && pkg.requestedPermissions.contains( 7027 android.Manifest.permission.FACTORY_TEST)) { 7028 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7029 } 7030 7031 ArrayList<PackageParser.Package> clientLibPkgs = null; 7032 7033 // writer 7034 synchronized (mPackages) { 7035 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7036 // Only system apps can add new shared libraries. 7037 if (pkg.libraryNames != null) { 7038 for (int i=0; i<pkg.libraryNames.size(); i++) { 7039 String name = pkg.libraryNames.get(i); 7040 boolean allowed = false; 7041 if (pkg.isUpdatedSystemApp()) { 7042 // New library entries can only be added through the 7043 // system image. This is important to get rid of a lot 7044 // of nasty edge cases: for example if we allowed a non- 7045 // system update of the app to add a library, then uninstalling 7046 // the update would make the library go away, and assumptions 7047 // we made such as through app install filtering would now 7048 // have allowed apps on the device which aren't compatible 7049 // with it. Better to just have the restriction here, be 7050 // conservative, and create many fewer cases that can negatively 7051 // impact the user experience. 7052 final PackageSetting sysPs = mSettings 7053 .getDisabledSystemPkgLPr(pkg.packageName); 7054 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7055 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7056 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7057 allowed = true; 7058 allowed = true; 7059 break; 7060 } 7061 } 7062 } 7063 } else { 7064 allowed = true; 7065 } 7066 if (allowed) { 7067 if (!mSharedLibraries.containsKey(name)) { 7068 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7069 } else if (!name.equals(pkg.packageName)) { 7070 Slog.w(TAG, "Package " + pkg.packageName + " library " 7071 + name + " already exists; skipping"); 7072 } 7073 } else { 7074 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7075 + name + " that is not declared on system image; skipping"); 7076 } 7077 } 7078 if ((scanFlags&SCAN_BOOTING) == 0) { 7079 // If we are not booting, we need to update any applications 7080 // that are clients of our shared library. If we are booting, 7081 // this will all be done once the scan is complete. 7082 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7083 } 7084 } 7085 } 7086 } 7087 7088 // We also need to dexopt any apps that are dependent on this library. Note that 7089 // if these fail, we should abort the install since installing the library will 7090 // result in some apps being broken. 7091 if (clientLibPkgs != null) { 7092 if ((scanFlags & SCAN_NO_DEX) == 0) { 7093 for (int i = 0; i < clientLibPkgs.size(); i++) { 7094 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7095 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7096 null /* instruction sets */, forceDex, 7097 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7098 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7099 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7100 "scanPackageLI failed to dexopt clientLibPkgs"); 7101 } 7102 } 7103 } 7104 } 7105 7106 // Also need to kill any apps that are dependent on the library. 7107 if (clientLibPkgs != null) { 7108 for (int i=0; i<clientLibPkgs.size(); i++) { 7109 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7110 killApplication(clientPkg.applicationInfo.packageName, 7111 clientPkg.applicationInfo.uid, "update lib"); 7112 } 7113 } 7114 7115 // Make sure we're not adding any bogus keyset info 7116 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7117 ksms.assertScannedPackageValid(pkg); 7118 7119 // writer 7120 synchronized (mPackages) { 7121 // We don't expect installation to fail beyond this point 7122 7123 // Add the new setting to mSettings 7124 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7125 // Add the new setting to mPackages 7126 mPackages.put(pkg.applicationInfo.packageName, pkg); 7127 // Make sure we don't accidentally delete its data. 7128 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7129 while (iter.hasNext()) { 7130 PackageCleanItem item = iter.next(); 7131 if (pkgName.equals(item.packageName)) { 7132 iter.remove(); 7133 } 7134 } 7135 7136 // Take care of first install / last update times. 7137 if (currentTime != 0) { 7138 if (pkgSetting.firstInstallTime == 0) { 7139 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7140 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7141 pkgSetting.lastUpdateTime = currentTime; 7142 } 7143 } else if (pkgSetting.firstInstallTime == 0) { 7144 // We need *something*. Take time time stamp of the file. 7145 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7146 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7147 if (scanFileTime != pkgSetting.timeStamp) { 7148 // A package on the system image has changed; consider this 7149 // to be an update. 7150 pkgSetting.lastUpdateTime = scanFileTime; 7151 } 7152 } 7153 7154 // Add the package's KeySets to the global KeySetManagerService 7155 ksms.addScannedPackageLPw(pkg); 7156 7157 int N = pkg.providers.size(); 7158 StringBuilder r = null; 7159 int i; 7160 for (i=0; i<N; i++) { 7161 PackageParser.Provider p = pkg.providers.get(i); 7162 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7163 p.info.processName, pkg.applicationInfo.uid); 7164 mProviders.addProvider(p); 7165 p.syncable = p.info.isSyncable; 7166 if (p.info.authority != null) { 7167 String names[] = p.info.authority.split(";"); 7168 p.info.authority = null; 7169 for (int j = 0; j < names.length; j++) { 7170 if (j == 1 && p.syncable) { 7171 // We only want the first authority for a provider to possibly be 7172 // syncable, so if we already added this provider using a different 7173 // authority clear the syncable flag. We copy the provider before 7174 // changing it because the mProviders object contains a reference 7175 // to a provider that we don't want to change. 7176 // Only do this for the second authority since the resulting provider 7177 // object can be the same for all future authorities for this provider. 7178 p = new PackageParser.Provider(p); 7179 p.syncable = false; 7180 } 7181 if (!mProvidersByAuthority.containsKey(names[j])) { 7182 mProvidersByAuthority.put(names[j], p); 7183 if (p.info.authority == null) { 7184 p.info.authority = names[j]; 7185 } else { 7186 p.info.authority = p.info.authority + ";" + names[j]; 7187 } 7188 if (DEBUG_PACKAGE_SCANNING) { 7189 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7190 Log.d(TAG, "Registered content provider: " + names[j] 7191 + ", className = " + p.info.name + ", isSyncable = " 7192 + p.info.isSyncable); 7193 } 7194 } else { 7195 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7196 Slog.w(TAG, "Skipping provider name " + names[j] + 7197 " (in package " + pkg.applicationInfo.packageName + 7198 "): name already used by " 7199 + ((other != null && other.getComponentName() != null) 7200 ? other.getComponentName().getPackageName() : "?")); 7201 } 7202 } 7203 } 7204 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7205 if (r == null) { 7206 r = new StringBuilder(256); 7207 } else { 7208 r.append(' '); 7209 } 7210 r.append(p.info.name); 7211 } 7212 } 7213 if (r != null) { 7214 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7215 } 7216 7217 N = pkg.services.size(); 7218 r = null; 7219 for (i=0; i<N; i++) { 7220 PackageParser.Service s = pkg.services.get(i); 7221 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7222 s.info.processName, pkg.applicationInfo.uid); 7223 mServices.addService(s); 7224 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7225 if (r == null) { 7226 r = new StringBuilder(256); 7227 } else { 7228 r.append(' '); 7229 } 7230 r.append(s.info.name); 7231 } 7232 } 7233 if (r != null) { 7234 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7235 } 7236 7237 N = pkg.receivers.size(); 7238 r = null; 7239 for (i=0; i<N; i++) { 7240 PackageParser.Activity a = pkg.receivers.get(i); 7241 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7242 a.info.processName, pkg.applicationInfo.uid); 7243 mReceivers.addActivity(a, "receiver"); 7244 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7245 if (r == null) { 7246 r = new StringBuilder(256); 7247 } else { 7248 r.append(' '); 7249 } 7250 r.append(a.info.name); 7251 } 7252 } 7253 if (r != null) { 7254 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7255 } 7256 7257 N = pkg.activities.size(); 7258 r = null; 7259 for (i=0; i<N; i++) { 7260 PackageParser.Activity a = pkg.activities.get(i); 7261 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7262 a.info.processName, pkg.applicationInfo.uid); 7263 mActivities.addActivity(a, "activity"); 7264 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7265 if (r == null) { 7266 r = new StringBuilder(256); 7267 } else { 7268 r.append(' '); 7269 } 7270 r.append(a.info.name); 7271 } 7272 } 7273 if (r != null) { 7274 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7275 } 7276 7277 N = pkg.permissionGroups.size(); 7278 r = null; 7279 for (i=0; i<N; i++) { 7280 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7281 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7282 if (cur == null) { 7283 mPermissionGroups.put(pg.info.name, pg); 7284 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7285 if (r == null) { 7286 r = new StringBuilder(256); 7287 } else { 7288 r.append(' '); 7289 } 7290 r.append(pg.info.name); 7291 } 7292 } else { 7293 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7294 + pg.info.packageName + " ignored: original from " 7295 + cur.info.packageName); 7296 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7297 if (r == null) { 7298 r = new StringBuilder(256); 7299 } else { 7300 r.append(' '); 7301 } 7302 r.append("DUP:"); 7303 r.append(pg.info.name); 7304 } 7305 } 7306 } 7307 if (r != null) { 7308 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7309 } 7310 7311 N = pkg.permissions.size(); 7312 r = null; 7313 for (i=0; i<N; i++) { 7314 PackageParser.Permission p = pkg.permissions.get(i); 7315 7316 // Now that permission groups have a special meaning, we ignore permission 7317 // groups for legacy apps to prevent unexpected behavior. In particular, 7318 // permissions for one app being granted to someone just becuase they happen 7319 // to be in a group defined by another app (before this had no implications). 7320 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7321 p.group = mPermissionGroups.get(p.info.group); 7322 // Warn for a permission in an unknown group. 7323 if (p.info.group != null && p.group == null) { 7324 Slog.w(TAG, "Permission " + p.info.name + " from package " 7325 + p.info.packageName + " in an unknown group " + p.info.group); 7326 } 7327 } 7328 7329 ArrayMap<String, BasePermission> permissionMap = 7330 p.tree ? mSettings.mPermissionTrees 7331 : mSettings.mPermissions; 7332 BasePermission bp = permissionMap.get(p.info.name); 7333 7334 // Allow system apps to redefine non-system permissions 7335 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7336 final boolean currentOwnerIsSystem = (bp.perm != null 7337 && isSystemApp(bp.perm.owner)); 7338 if (isSystemApp(p.owner)) { 7339 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7340 // It's a built-in permission and no owner, take ownership now 7341 bp.packageSetting = pkgSetting; 7342 bp.perm = p; 7343 bp.uid = pkg.applicationInfo.uid; 7344 bp.sourcePackage = p.info.packageName; 7345 } else if (!currentOwnerIsSystem) { 7346 String msg = "New decl " + p.owner + " of permission " 7347 + p.info.name + " is system; overriding " + bp.sourcePackage; 7348 reportSettingsProblem(Log.WARN, msg); 7349 bp = null; 7350 } 7351 } 7352 } 7353 7354 if (bp == null) { 7355 bp = new BasePermission(p.info.name, p.info.packageName, 7356 BasePermission.TYPE_NORMAL); 7357 permissionMap.put(p.info.name, bp); 7358 } 7359 7360 if (bp.perm == null) { 7361 if (bp.sourcePackage == null 7362 || bp.sourcePackage.equals(p.info.packageName)) { 7363 BasePermission tree = findPermissionTreeLP(p.info.name); 7364 if (tree == null 7365 || tree.sourcePackage.equals(p.info.packageName)) { 7366 bp.packageSetting = pkgSetting; 7367 bp.perm = p; 7368 bp.uid = pkg.applicationInfo.uid; 7369 bp.sourcePackage = p.info.packageName; 7370 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7371 if (r == null) { 7372 r = new StringBuilder(256); 7373 } else { 7374 r.append(' '); 7375 } 7376 r.append(p.info.name); 7377 } 7378 } else { 7379 Slog.w(TAG, "Permission " + p.info.name + " from package " 7380 + p.info.packageName + " ignored: base tree " 7381 + tree.name + " is from package " 7382 + tree.sourcePackage); 7383 } 7384 } else { 7385 Slog.w(TAG, "Permission " + p.info.name + " from package " 7386 + p.info.packageName + " ignored: original from " 7387 + bp.sourcePackage); 7388 } 7389 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7390 if (r == null) { 7391 r = new StringBuilder(256); 7392 } else { 7393 r.append(' '); 7394 } 7395 r.append("DUP:"); 7396 r.append(p.info.name); 7397 } 7398 if (bp.perm == p) { 7399 bp.protectionLevel = p.info.protectionLevel; 7400 } 7401 } 7402 7403 if (r != null) { 7404 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7405 } 7406 7407 N = pkg.instrumentation.size(); 7408 r = null; 7409 for (i=0; i<N; i++) { 7410 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7411 a.info.packageName = pkg.applicationInfo.packageName; 7412 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7413 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7414 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7415 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7416 a.info.dataDir = pkg.applicationInfo.dataDir; 7417 7418 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7419 // need other information about the application, like the ABI and what not ? 7420 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7421 mInstrumentation.put(a.getComponentName(), a); 7422 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7423 if (r == null) { 7424 r = new StringBuilder(256); 7425 } else { 7426 r.append(' '); 7427 } 7428 r.append(a.info.name); 7429 } 7430 } 7431 if (r != null) { 7432 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7433 } 7434 7435 if (pkg.protectedBroadcasts != null) { 7436 N = pkg.protectedBroadcasts.size(); 7437 for (i=0; i<N; i++) { 7438 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7439 } 7440 } 7441 7442 pkgSetting.setTimeStamp(scanFileTime); 7443 7444 // Create idmap files for pairs of (packages, overlay packages). 7445 // Note: "android", ie framework-res.apk, is handled by native layers. 7446 if (pkg.mOverlayTarget != null) { 7447 // This is an overlay package. 7448 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7449 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7450 mOverlays.put(pkg.mOverlayTarget, 7451 new ArrayMap<String, PackageParser.Package>()); 7452 } 7453 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7454 map.put(pkg.packageName, pkg); 7455 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7456 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7457 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7458 "scanPackageLI failed to createIdmap"); 7459 } 7460 } 7461 } else if (mOverlays.containsKey(pkg.packageName) && 7462 !pkg.packageName.equals("android")) { 7463 // This is a regular package, with one or more known overlay packages. 7464 createIdmapsForPackageLI(pkg); 7465 } 7466 } 7467 7468 return pkg; 7469 } 7470 7471 /** 7472 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7473 * is derived purely on the basis of the contents of {@code scanFile} and 7474 * {@code cpuAbiOverride}. 7475 * 7476 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7477 */ 7478 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7479 String cpuAbiOverride, boolean extractLibs) 7480 throws PackageManagerException { 7481 // TODO: We can probably be smarter about this stuff. For installed apps, 7482 // we can calculate this information at install time once and for all. For 7483 // system apps, we can probably assume that this information doesn't change 7484 // after the first boot scan. As things stand, we do lots of unnecessary work. 7485 7486 // Give ourselves some initial paths; we'll come back for another 7487 // pass once we've determined ABI below. 7488 setNativeLibraryPaths(pkg); 7489 7490 // We would never need to extract libs for forward-locked and external packages, 7491 // since the container service will do it for us. We shouldn't attempt to 7492 // extract libs from system app when it was not updated. 7493 if (pkg.isForwardLocked() || isExternal(pkg) || 7494 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7495 extractLibs = false; 7496 } 7497 7498 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7499 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7500 7501 NativeLibraryHelper.Handle handle = null; 7502 try { 7503 handle = NativeLibraryHelper.Handle.create(scanFile); 7504 // TODO(multiArch): This can be null for apps that didn't go through the 7505 // usual installation process. We can calculate it again, like we 7506 // do during install time. 7507 // 7508 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7509 // unnecessary. 7510 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7511 7512 // Null out the abis so that they can be recalculated. 7513 pkg.applicationInfo.primaryCpuAbi = null; 7514 pkg.applicationInfo.secondaryCpuAbi = null; 7515 if (isMultiArch(pkg.applicationInfo)) { 7516 // Warn if we've set an abiOverride for multi-lib packages.. 7517 // By definition, we need to copy both 32 and 64 bit libraries for 7518 // such packages. 7519 if (pkg.cpuAbiOverride != null 7520 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7521 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7522 } 7523 7524 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7525 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7526 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7527 if (extractLibs) { 7528 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7529 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7530 useIsaSpecificSubdirs); 7531 } else { 7532 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7533 } 7534 } 7535 7536 maybeThrowExceptionForMultiArchCopy( 7537 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7538 7539 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7540 if (extractLibs) { 7541 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7542 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7543 useIsaSpecificSubdirs); 7544 } else { 7545 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7546 } 7547 } 7548 7549 maybeThrowExceptionForMultiArchCopy( 7550 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7551 7552 if (abi64 >= 0) { 7553 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7554 } 7555 7556 if (abi32 >= 0) { 7557 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7558 if (abi64 >= 0) { 7559 pkg.applicationInfo.secondaryCpuAbi = abi; 7560 } else { 7561 pkg.applicationInfo.primaryCpuAbi = abi; 7562 } 7563 } 7564 } else { 7565 String[] abiList = (cpuAbiOverride != null) ? 7566 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7567 7568 // Enable gross and lame hacks for apps that are built with old 7569 // SDK tools. We must scan their APKs for renderscript bitcode and 7570 // not launch them if it's present. Don't bother checking on devices 7571 // that don't have 64 bit support. 7572 boolean needsRenderScriptOverride = false; 7573 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7574 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7575 abiList = Build.SUPPORTED_32_BIT_ABIS; 7576 needsRenderScriptOverride = true; 7577 } 7578 7579 final int copyRet; 7580 if (extractLibs) { 7581 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7582 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7583 } else { 7584 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7585 } 7586 7587 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7588 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7589 "Error unpackaging native libs for app, errorCode=" + copyRet); 7590 } 7591 7592 if (copyRet >= 0) { 7593 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7594 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7595 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7596 } else if (needsRenderScriptOverride) { 7597 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7598 } 7599 } 7600 } catch (IOException ioe) { 7601 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7602 } finally { 7603 IoUtils.closeQuietly(handle); 7604 } 7605 7606 // Now that we've calculated the ABIs and determined if it's an internal app, 7607 // we will go ahead and populate the nativeLibraryPath. 7608 setNativeLibraryPaths(pkg); 7609 } 7610 7611 /** 7612 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7613 * i.e, so that all packages can be run inside a single process if required. 7614 * 7615 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7616 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7617 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7618 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7619 * updating a package that belongs to a shared user. 7620 * 7621 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7622 * adds unnecessary complexity. 7623 */ 7624 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7625 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7626 String requiredInstructionSet = null; 7627 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7628 requiredInstructionSet = VMRuntime.getInstructionSet( 7629 scannedPackage.applicationInfo.primaryCpuAbi); 7630 } 7631 7632 PackageSetting requirer = null; 7633 for (PackageSetting ps : packagesForUser) { 7634 // If packagesForUser contains scannedPackage, we skip it. This will happen 7635 // when scannedPackage is an update of an existing package. Without this check, 7636 // we will never be able to change the ABI of any package belonging to a shared 7637 // user, even if it's compatible with other packages. 7638 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7639 if (ps.primaryCpuAbiString == null) { 7640 continue; 7641 } 7642 7643 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7644 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7645 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7646 // this but there's not much we can do. 7647 String errorMessage = "Instruction set mismatch, " 7648 + ((requirer == null) ? "[caller]" : requirer) 7649 + " requires " + requiredInstructionSet + " whereas " + ps 7650 + " requires " + instructionSet; 7651 Slog.w(TAG, errorMessage); 7652 } 7653 7654 if (requiredInstructionSet == null) { 7655 requiredInstructionSet = instructionSet; 7656 requirer = ps; 7657 } 7658 } 7659 } 7660 7661 if (requiredInstructionSet != null) { 7662 String adjustedAbi; 7663 if (requirer != null) { 7664 // requirer != null implies that either scannedPackage was null or that scannedPackage 7665 // did not require an ABI, in which case we have to adjust scannedPackage to match 7666 // the ABI of the set (which is the same as requirer's ABI) 7667 adjustedAbi = requirer.primaryCpuAbiString; 7668 if (scannedPackage != null) { 7669 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7670 } 7671 } else { 7672 // requirer == null implies that we're updating all ABIs in the set to 7673 // match scannedPackage. 7674 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7675 } 7676 7677 for (PackageSetting ps : packagesForUser) { 7678 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7679 if (ps.primaryCpuAbiString != null) { 7680 continue; 7681 } 7682 7683 ps.primaryCpuAbiString = adjustedAbi; 7684 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7685 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7686 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7687 7688 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7689 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7690 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7691 ps.primaryCpuAbiString = null; 7692 ps.pkg.applicationInfo.primaryCpuAbi = null; 7693 return; 7694 } else { 7695 mInstaller.rmdex(ps.codePathString, 7696 getDexCodeInstructionSet(getPreferredInstructionSet())); 7697 } 7698 } 7699 } 7700 } 7701 } 7702 } 7703 7704 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7705 synchronized (mPackages) { 7706 mResolverReplaced = true; 7707 // Set up information for custom user intent resolution activity. 7708 mResolveActivity.applicationInfo = pkg.applicationInfo; 7709 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7710 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7711 mResolveActivity.processName = pkg.applicationInfo.packageName; 7712 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7713 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7714 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7715 mResolveActivity.theme = 0; 7716 mResolveActivity.exported = true; 7717 mResolveActivity.enabled = true; 7718 mResolveInfo.activityInfo = mResolveActivity; 7719 mResolveInfo.priority = 0; 7720 mResolveInfo.preferredOrder = 0; 7721 mResolveInfo.match = 0; 7722 mResolveComponentName = mCustomResolverComponentName; 7723 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7724 mResolveComponentName); 7725 } 7726 } 7727 7728 private static String calculateBundledApkRoot(final String codePathString) { 7729 final File codePath = new File(codePathString); 7730 final File codeRoot; 7731 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7732 codeRoot = Environment.getRootDirectory(); 7733 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7734 codeRoot = Environment.getOemDirectory(); 7735 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7736 codeRoot = Environment.getVendorDirectory(); 7737 } else { 7738 // Unrecognized code path; take its top real segment as the apk root: 7739 // e.g. /something/app/blah.apk => /something 7740 try { 7741 File f = codePath.getCanonicalFile(); 7742 File parent = f.getParentFile(); // non-null because codePath is a file 7743 File tmp; 7744 while ((tmp = parent.getParentFile()) != null) { 7745 f = parent; 7746 parent = tmp; 7747 } 7748 codeRoot = f; 7749 Slog.w(TAG, "Unrecognized code path " 7750 + codePath + " - using " + codeRoot); 7751 } catch (IOException e) { 7752 // Can't canonicalize the code path -- shenanigans? 7753 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7754 return Environment.getRootDirectory().getPath(); 7755 } 7756 } 7757 return codeRoot.getPath(); 7758 } 7759 7760 /** 7761 * Derive and set the location of native libraries for the given package, 7762 * which varies depending on where and how the package was installed. 7763 */ 7764 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7765 final ApplicationInfo info = pkg.applicationInfo; 7766 final String codePath = pkg.codePath; 7767 final File codeFile = new File(codePath); 7768 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7769 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7770 7771 info.nativeLibraryRootDir = null; 7772 info.nativeLibraryRootRequiresIsa = false; 7773 info.nativeLibraryDir = null; 7774 info.secondaryNativeLibraryDir = null; 7775 7776 if (isApkFile(codeFile)) { 7777 // Monolithic install 7778 if (bundledApp) { 7779 // If "/system/lib64/apkname" exists, assume that is the per-package 7780 // native library directory to use; otherwise use "/system/lib/apkname". 7781 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7782 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7783 getPrimaryInstructionSet(info)); 7784 7785 // This is a bundled system app so choose the path based on the ABI. 7786 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7787 // is just the default path. 7788 final String apkName = deriveCodePathName(codePath); 7789 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7790 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7791 apkName).getAbsolutePath(); 7792 7793 if (info.secondaryCpuAbi != null) { 7794 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7795 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7796 secondaryLibDir, apkName).getAbsolutePath(); 7797 } 7798 } else if (asecApp) { 7799 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7800 .getAbsolutePath(); 7801 } else { 7802 final String apkName = deriveCodePathName(codePath); 7803 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7804 .getAbsolutePath(); 7805 } 7806 7807 info.nativeLibraryRootRequiresIsa = false; 7808 info.nativeLibraryDir = info.nativeLibraryRootDir; 7809 } else { 7810 // Cluster install 7811 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7812 info.nativeLibraryRootRequiresIsa = true; 7813 7814 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7815 getPrimaryInstructionSet(info)).getAbsolutePath(); 7816 7817 if (info.secondaryCpuAbi != null) { 7818 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7819 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7820 } 7821 } 7822 } 7823 7824 /** 7825 * Calculate the abis and roots for a bundled app. These can uniquely 7826 * be determined from the contents of the system partition, i.e whether 7827 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7828 * of this information, and instead assume that the system was built 7829 * sensibly. 7830 */ 7831 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7832 PackageSetting pkgSetting) { 7833 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7834 7835 // If "/system/lib64/apkname" exists, assume that is the per-package 7836 // native library directory to use; otherwise use "/system/lib/apkname". 7837 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7838 setBundledAppAbi(pkg, apkRoot, apkName); 7839 // pkgSetting might be null during rescan following uninstall of updates 7840 // to a bundled app, so accommodate that possibility. The settings in 7841 // that case will be established later from the parsed package. 7842 // 7843 // If the settings aren't null, sync them up with what we've just derived. 7844 // note that apkRoot isn't stored in the package settings. 7845 if (pkgSetting != null) { 7846 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7847 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7848 } 7849 } 7850 7851 /** 7852 * Deduces the ABI of a bundled app and sets the relevant fields on the 7853 * parsed pkg object. 7854 * 7855 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7856 * under which system libraries are installed. 7857 * @param apkName the name of the installed package. 7858 */ 7859 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7860 final File codeFile = new File(pkg.codePath); 7861 7862 final boolean has64BitLibs; 7863 final boolean has32BitLibs; 7864 if (isApkFile(codeFile)) { 7865 // Monolithic install 7866 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7867 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7868 } else { 7869 // Cluster install 7870 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7871 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7872 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7873 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7874 has64BitLibs = (new File(rootDir, isa)).exists(); 7875 } else { 7876 has64BitLibs = false; 7877 } 7878 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7879 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7880 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7881 has32BitLibs = (new File(rootDir, isa)).exists(); 7882 } else { 7883 has32BitLibs = false; 7884 } 7885 } 7886 7887 if (has64BitLibs && !has32BitLibs) { 7888 // The package has 64 bit libs, but not 32 bit libs. Its primary 7889 // ABI should be 64 bit. We can safely assume here that the bundled 7890 // native libraries correspond to the most preferred ABI in the list. 7891 7892 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7893 pkg.applicationInfo.secondaryCpuAbi = null; 7894 } else if (has32BitLibs && !has64BitLibs) { 7895 // The package has 32 bit libs but not 64 bit libs. Its primary 7896 // ABI should be 32 bit. 7897 7898 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7899 pkg.applicationInfo.secondaryCpuAbi = null; 7900 } else if (has32BitLibs && has64BitLibs) { 7901 // The application has both 64 and 32 bit bundled libraries. We check 7902 // here that the app declares multiArch support, and warn if it doesn't. 7903 // 7904 // We will be lenient here and record both ABIs. The primary will be the 7905 // ABI that's higher on the list, i.e, a device that's configured to prefer 7906 // 64 bit apps will see a 64 bit primary ABI, 7907 7908 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7909 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7910 } 7911 7912 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7913 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7914 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7915 } else { 7916 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7917 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7918 } 7919 } else { 7920 pkg.applicationInfo.primaryCpuAbi = null; 7921 pkg.applicationInfo.secondaryCpuAbi = null; 7922 } 7923 } 7924 7925 private void killApplication(String pkgName, int appId, String reason) { 7926 // Request the ActivityManager to kill the process(only for existing packages) 7927 // so that we do not end up in a confused state while the user is still using the older 7928 // version of the application while the new one gets installed. 7929 IActivityManager am = ActivityManagerNative.getDefault(); 7930 if (am != null) { 7931 try { 7932 am.killApplicationWithAppId(pkgName, appId, reason); 7933 } catch (RemoteException e) { 7934 } 7935 } 7936 } 7937 7938 void removePackageLI(PackageSetting ps, boolean chatty) { 7939 if (DEBUG_INSTALL) { 7940 if (chatty) 7941 Log.d(TAG, "Removing package " + ps.name); 7942 } 7943 7944 // writer 7945 synchronized (mPackages) { 7946 mPackages.remove(ps.name); 7947 final PackageParser.Package pkg = ps.pkg; 7948 if (pkg != null) { 7949 cleanPackageDataStructuresLILPw(pkg, chatty); 7950 } 7951 } 7952 } 7953 7954 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7955 if (DEBUG_INSTALL) { 7956 if (chatty) 7957 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7958 } 7959 7960 // writer 7961 synchronized (mPackages) { 7962 mPackages.remove(pkg.applicationInfo.packageName); 7963 cleanPackageDataStructuresLILPw(pkg, chatty); 7964 } 7965 } 7966 7967 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7968 int N = pkg.providers.size(); 7969 StringBuilder r = null; 7970 int i; 7971 for (i=0; i<N; i++) { 7972 PackageParser.Provider p = pkg.providers.get(i); 7973 mProviders.removeProvider(p); 7974 if (p.info.authority == null) { 7975 7976 /* There was another ContentProvider with this authority when 7977 * this app was installed so this authority is null, 7978 * Ignore it as we don't have to unregister the provider. 7979 */ 7980 continue; 7981 } 7982 String names[] = p.info.authority.split(";"); 7983 for (int j = 0; j < names.length; j++) { 7984 if (mProvidersByAuthority.get(names[j]) == p) { 7985 mProvidersByAuthority.remove(names[j]); 7986 if (DEBUG_REMOVE) { 7987 if (chatty) 7988 Log.d(TAG, "Unregistered content provider: " + names[j] 7989 + ", className = " + p.info.name + ", isSyncable = " 7990 + p.info.isSyncable); 7991 } 7992 } 7993 } 7994 if (DEBUG_REMOVE && chatty) { 7995 if (r == null) { 7996 r = new StringBuilder(256); 7997 } else { 7998 r.append(' '); 7999 } 8000 r.append(p.info.name); 8001 } 8002 } 8003 if (r != null) { 8004 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8005 } 8006 8007 N = pkg.services.size(); 8008 r = null; 8009 for (i=0; i<N; i++) { 8010 PackageParser.Service s = pkg.services.get(i); 8011 mServices.removeService(s); 8012 if (chatty) { 8013 if (r == null) { 8014 r = new StringBuilder(256); 8015 } else { 8016 r.append(' '); 8017 } 8018 r.append(s.info.name); 8019 } 8020 } 8021 if (r != null) { 8022 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8023 } 8024 8025 N = pkg.receivers.size(); 8026 r = null; 8027 for (i=0; i<N; i++) { 8028 PackageParser.Activity a = pkg.receivers.get(i); 8029 mReceivers.removeActivity(a, "receiver"); 8030 if (DEBUG_REMOVE && chatty) { 8031 if (r == null) { 8032 r = new StringBuilder(256); 8033 } else { 8034 r.append(' '); 8035 } 8036 r.append(a.info.name); 8037 } 8038 } 8039 if (r != null) { 8040 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8041 } 8042 8043 N = pkg.activities.size(); 8044 r = null; 8045 for (i=0; i<N; i++) { 8046 PackageParser.Activity a = pkg.activities.get(i); 8047 mActivities.removeActivity(a, "activity"); 8048 if (DEBUG_REMOVE && chatty) { 8049 if (r == null) { 8050 r = new StringBuilder(256); 8051 } else { 8052 r.append(' '); 8053 } 8054 r.append(a.info.name); 8055 } 8056 } 8057 if (r != null) { 8058 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8059 } 8060 8061 N = pkg.permissions.size(); 8062 r = null; 8063 for (i=0; i<N; i++) { 8064 PackageParser.Permission p = pkg.permissions.get(i); 8065 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8066 if (bp == null) { 8067 bp = mSettings.mPermissionTrees.get(p.info.name); 8068 } 8069 if (bp != null && bp.perm == p) { 8070 bp.perm = null; 8071 if (DEBUG_REMOVE && chatty) { 8072 if (r == null) { 8073 r = new StringBuilder(256); 8074 } else { 8075 r.append(' '); 8076 } 8077 r.append(p.info.name); 8078 } 8079 } 8080 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8081 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8082 if (appOpPerms != null) { 8083 appOpPerms.remove(pkg.packageName); 8084 } 8085 } 8086 } 8087 if (r != null) { 8088 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8089 } 8090 8091 N = pkg.requestedPermissions.size(); 8092 r = null; 8093 for (i=0; i<N; i++) { 8094 String perm = pkg.requestedPermissions.get(i); 8095 BasePermission bp = mSettings.mPermissions.get(perm); 8096 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8097 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8098 if (appOpPerms != null) { 8099 appOpPerms.remove(pkg.packageName); 8100 if (appOpPerms.isEmpty()) { 8101 mAppOpPermissionPackages.remove(perm); 8102 } 8103 } 8104 } 8105 } 8106 if (r != null) { 8107 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8108 } 8109 8110 N = pkg.instrumentation.size(); 8111 r = null; 8112 for (i=0; i<N; i++) { 8113 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8114 mInstrumentation.remove(a.getComponentName()); 8115 if (DEBUG_REMOVE && chatty) { 8116 if (r == null) { 8117 r = new StringBuilder(256); 8118 } else { 8119 r.append(' '); 8120 } 8121 r.append(a.info.name); 8122 } 8123 } 8124 if (r != null) { 8125 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8126 } 8127 8128 r = null; 8129 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8130 // Only system apps can hold shared libraries. 8131 if (pkg.libraryNames != null) { 8132 for (i=0; i<pkg.libraryNames.size(); i++) { 8133 String name = pkg.libraryNames.get(i); 8134 SharedLibraryEntry cur = mSharedLibraries.get(name); 8135 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8136 mSharedLibraries.remove(name); 8137 if (DEBUG_REMOVE && chatty) { 8138 if (r == null) { 8139 r = new StringBuilder(256); 8140 } else { 8141 r.append(' '); 8142 } 8143 r.append(name); 8144 } 8145 } 8146 } 8147 } 8148 } 8149 if (r != null) { 8150 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8151 } 8152 } 8153 8154 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8155 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8156 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8157 return true; 8158 } 8159 } 8160 return false; 8161 } 8162 8163 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8164 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8165 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8166 8167 private void updatePermissionsLPw(String changingPkg, 8168 PackageParser.Package pkgInfo, int flags) { 8169 // Make sure there are no dangling permission trees. 8170 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8171 while (it.hasNext()) { 8172 final BasePermission bp = it.next(); 8173 if (bp.packageSetting == null) { 8174 // We may not yet have parsed the package, so just see if 8175 // we still know about its settings. 8176 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8177 } 8178 if (bp.packageSetting == null) { 8179 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8180 + " from package " + bp.sourcePackage); 8181 it.remove(); 8182 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8183 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8184 Slog.i(TAG, "Removing old permission tree: " + bp.name 8185 + " from package " + bp.sourcePackage); 8186 flags |= UPDATE_PERMISSIONS_ALL; 8187 it.remove(); 8188 } 8189 } 8190 } 8191 8192 // Make sure all dynamic permissions have been assigned to a package, 8193 // and make sure there are no dangling permissions. 8194 it = mSettings.mPermissions.values().iterator(); 8195 while (it.hasNext()) { 8196 final BasePermission bp = it.next(); 8197 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8198 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8199 + bp.name + " pkg=" + bp.sourcePackage 8200 + " info=" + bp.pendingInfo); 8201 if (bp.packageSetting == null && bp.pendingInfo != null) { 8202 final BasePermission tree = findPermissionTreeLP(bp.name); 8203 if (tree != null && tree.perm != null) { 8204 bp.packageSetting = tree.packageSetting; 8205 bp.perm = new PackageParser.Permission(tree.perm.owner, 8206 new PermissionInfo(bp.pendingInfo)); 8207 bp.perm.info.packageName = tree.perm.info.packageName; 8208 bp.perm.info.name = bp.name; 8209 bp.uid = tree.uid; 8210 } 8211 } 8212 } 8213 if (bp.packageSetting == null) { 8214 // We may not yet have parsed the package, so just see if 8215 // we still know about its settings. 8216 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8217 } 8218 if (bp.packageSetting == null) { 8219 Slog.w(TAG, "Removing dangling permission: " + bp.name 8220 + " from package " + bp.sourcePackage); 8221 it.remove(); 8222 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8223 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8224 Slog.i(TAG, "Removing old permission: " + bp.name 8225 + " from package " + bp.sourcePackage); 8226 flags |= UPDATE_PERMISSIONS_ALL; 8227 it.remove(); 8228 } 8229 } 8230 } 8231 8232 // Now update the permissions for all packages, in particular 8233 // replace the granted permissions of the system packages. 8234 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8235 for (PackageParser.Package pkg : mPackages.values()) { 8236 if (pkg != pkgInfo) { 8237 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8238 changingPkg); 8239 } 8240 } 8241 } 8242 8243 if (pkgInfo != null) { 8244 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8245 } 8246 } 8247 8248 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8249 String packageOfInterest) { 8250 // IMPORTANT: There are two types of permissions: install and runtime. 8251 // Install time permissions are granted when the app is installed to 8252 // all device users and users added in the future. Runtime permissions 8253 // are granted at runtime explicitly to specific users. Normal and signature 8254 // protected permissions are install time permissions. Dangerous permissions 8255 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8256 // otherwise they are runtime permissions. This function does not manage 8257 // runtime permissions except for the case an app targeting Lollipop MR1 8258 // being upgraded to target a newer SDK, in which case dangerous permissions 8259 // are transformed from install time to runtime ones. 8260 8261 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8262 if (ps == null) { 8263 return; 8264 } 8265 8266 PermissionsState permissionsState = ps.getPermissionsState(); 8267 PermissionsState origPermissions = permissionsState; 8268 8269 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8270 8271 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8272 8273 boolean changedInstallPermission = false; 8274 8275 if (replace) { 8276 ps.installPermissionsFixed = false; 8277 if (!ps.isSharedUser()) { 8278 origPermissions = new PermissionsState(permissionsState); 8279 permissionsState.reset(); 8280 } 8281 } 8282 8283 permissionsState.setGlobalGids(mGlobalGids); 8284 8285 final int N = pkg.requestedPermissions.size(); 8286 for (int i=0; i<N; i++) { 8287 final String name = pkg.requestedPermissions.get(i); 8288 final BasePermission bp = mSettings.mPermissions.get(name); 8289 8290 if (DEBUG_INSTALL) { 8291 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8292 } 8293 8294 if (bp == null || bp.packageSetting == null) { 8295 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8296 Slog.w(TAG, "Unknown permission " + name 8297 + " in package " + pkg.packageName); 8298 } 8299 continue; 8300 } 8301 8302 final String perm = bp.name; 8303 boolean allowedSig = false; 8304 int grant = GRANT_DENIED; 8305 8306 // Keep track of app op permissions. 8307 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8308 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8309 if (pkgs == null) { 8310 pkgs = new ArraySet<>(); 8311 mAppOpPermissionPackages.put(bp.name, pkgs); 8312 } 8313 pkgs.add(pkg.packageName); 8314 } 8315 8316 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8317 switch (level) { 8318 case PermissionInfo.PROTECTION_NORMAL: { 8319 // For all apps normal permissions are install time ones. 8320 grant = GRANT_INSTALL; 8321 } break; 8322 8323 case PermissionInfo.PROTECTION_DANGEROUS: { 8324 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8325 // For legacy apps dangerous permissions are install time ones. 8326 grant = GRANT_INSTALL_LEGACY; 8327 } else if (origPermissions.hasInstallPermission(bp.name)) { 8328 // For legacy apps that became modern, install becomes runtime. 8329 grant = GRANT_UPGRADE; 8330 } else { 8331 // For modern apps keep runtime permissions unchanged. 8332 grant = GRANT_RUNTIME; 8333 } 8334 } break; 8335 8336 case PermissionInfo.PROTECTION_SIGNATURE: { 8337 // For all apps signature permissions are install time ones. 8338 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8339 if (allowedSig) { 8340 grant = GRANT_INSTALL; 8341 } 8342 } break; 8343 } 8344 8345 if (DEBUG_INSTALL) { 8346 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8347 } 8348 8349 if (grant != GRANT_DENIED) { 8350 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8351 // If this is an existing, non-system package, then 8352 // we can't add any new permissions to it. 8353 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8354 // Except... if this is a permission that was added 8355 // to the platform (note: need to only do this when 8356 // updating the platform). 8357 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8358 grant = GRANT_DENIED; 8359 } 8360 } 8361 } 8362 8363 switch (grant) { 8364 case GRANT_INSTALL: { 8365 // Revoke this as runtime permission to handle the case of 8366 // a runtime permission being downgraded to an install one. 8367 for (int userId : UserManagerService.getInstance().getUserIds()) { 8368 if (origPermissions.getRuntimePermissionState( 8369 bp.name, userId) != null) { 8370 // Revoke the runtime permission and clear the flags. 8371 origPermissions.revokeRuntimePermission(bp, userId); 8372 origPermissions.updatePermissionFlags(bp, userId, 8373 PackageManager.MASK_PERMISSION_FLAGS, 0); 8374 // If we revoked a permission permission, we have to write. 8375 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8376 changedRuntimePermissionUserIds, userId); 8377 } 8378 } 8379 // Grant an install permission. 8380 if (permissionsState.grantInstallPermission(bp) != 8381 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8382 changedInstallPermission = true; 8383 } 8384 } break; 8385 8386 case GRANT_INSTALL_LEGACY: { 8387 // Grant an install permission. 8388 if (permissionsState.grantInstallPermission(bp) != 8389 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8390 changedInstallPermission = true; 8391 } 8392 } break; 8393 8394 case GRANT_RUNTIME: { 8395 // Grant previously granted runtime permissions. 8396 for (int userId : UserManagerService.getInstance().getUserIds()) { 8397 PermissionState permissionState = origPermissions 8398 .getRuntimePermissionState(bp.name, userId); 8399 final int flags = permissionState != null 8400 ? permissionState.getFlags() : 0; 8401 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8402 if (permissionsState.grantRuntimePermission(bp, userId) == 8403 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8404 // If we cannot put the permission as it was, we have to write. 8405 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8406 changedRuntimePermissionUserIds, userId); 8407 } 8408 } 8409 // Propagate the permission flags. 8410 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8411 } 8412 } break; 8413 8414 case GRANT_UPGRADE: { 8415 // Grant runtime permissions for a previously held install permission. 8416 PermissionState permissionState = origPermissions 8417 .getInstallPermissionState(bp.name); 8418 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8419 8420 if (origPermissions.revokeInstallPermission(bp) 8421 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8422 // We will be transferring the permission flags, so clear them. 8423 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8424 PackageManager.MASK_PERMISSION_FLAGS, 0); 8425 changedInstallPermission = true; 8426 } 8427 8428 // If the permission is not to be promoted to runtime we ignore it and 8429 // also its other flags as they are not applicable to install permissions. 8430 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8431 for (int userId : currentUserIds) { 8432 if (permissionsState.grantRuntimePermission(bp, userId) != 8433 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8434 // Transfer the permission flags. 8435 permissionsState.updatePermissionFlags(bp, userId, 8436 flags, flags); 8437 // If we granted the permission, we have to write. 8438 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8439 changedRuntimePermissionUserIds, userId); 8440 } 8441 } 8442 } 8443 } break; 8444 8445 default: { 8446 if (packageOfInterest == null 8447 || packageOfInterest.equals(pkg.packageName)) { 8448 Slog.w(TAG, "Not granting permission " + perm 8449 + " to package " + pkg.packageName 8450 + " because it was previously installed without"); 8451 } 8452 } break; 8453 } 8454 } else { 8455 if (permissionsState.revokeInstallPermission(bp) != 8456 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8457 // Also drop the permission flags. 8458 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8459 PackageManager.MASK_PERMISSION_FLAGS, 0); 8460 changedInstallPermission = true; 8461 Slog.i(TAG, "Un-granting permission " + perm 8462 + " from package " + pkg.packageName 8463 + " (protectionLevel=" + bp.protectionLevel 8464 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8465 + ")"); 8466 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8467 // Don't print warning for app op permissions, since it is fine for them 8468 // not to be granted, there is a UI for the user to decide. 8469 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8470 Slog.w(TAG, "Not granting permission " + perm 8471 + " to package " + pkg.packageName 8472 + " (protectionLevel=" + bp.protectionLevel 8473 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8474 + ")"); 8475 } 8476 } 8477 } 8478 } 8479 8480 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8481 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8482 // This is the first that we have heard about this package, so the 8483 // permissions we have now selected are fixed until explicitly 8484 // changed. 8485 ps.installPermissionsFixed = true; 8486 } 8487 8488 // Persist the runtime permissions state for users with changes. 8489 for (int userId : changedRuntimePermissionUserIds) { 8490 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8491 } 8492 } 8493 8494 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8495 boolean allowed = false; 8496 final int NP = PackageParser.NEW_PERMISSIONS.length; 8497 for (int ip=0; ip<NP; ip++) { 8498 final PackageParser.NewPermissionInfo npi 8499 = PackageParser.NEW_PERMISSIONS[ip]; 8500 if (npi.name.equals(perm) 8501 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8502 allowed = true; 8503 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8504 + pkg.packageName); 8505 break; 8506 } 8507 } 8508 return allowed; 8509 } 8510 8511 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8512 BasePermission bp, PermissionsState origPermissions) { 8513 boolean allowed; 8514 allowed = (compareSignatures( 8515 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8516 == PackageManager.SIGNATURE_MATCH) 8517 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8518 == PackageManager.SIGNATURE_MATCH); 8519 if (!allowed && (bp.protectionLevel 8520 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8521 if (isSystemApp(pkg)) { 8522 // For updated system applications, a system permission 8523 // is granted only if it had been defined by the original application. 8524 if (pkg.isUpdatedSystemApp()) { 8525 final PackageSetting sysPs = mSettings 8526 .getDisabledSystemPkgLPr(pkg.packageName); 8527 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8528 // If the original was granted this permission, we take 8529 // that grant decision as read and propagate it to the 8530 // update. 8531 if (sysPs.isPrivileged()) { 8532 allowed = true; 8533 } 8534 } else { 8535 // The system apk may have been updated with an older 8536 // version of the one on the data partition, but which 8537 // granted a new system permission that it didn't have 8538 // before. In this case we do want to allow the app to 8539 // now get the new permission if the ancestral apk is 8540 // privileged to get it. 8541 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8542 for (int j=0; 8543 j<sysPs.pkg.requestedPermissions.size(); j++) { 8544 if (perm.equals( 8545 sysPs.pkg.requestedPermissions.get(j))) { 8546 allowed = true; 8547 break; 8548 } 8549 } 8550 } 8551 } 8552 } else { 8553 allowed = isPrivilegedApp(pkg); 8554 } 8555 } 8556 } 8557 if (!allowed) { 8558 if (!allowed && (bp.protectionLevel 8559 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8560 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8561 // If this was a previously normal/dangerous permission that got moved 8562 // to a system permission as part of the runtime permission redesign, then 8563 // we still want to blindly grant it to old apps. 8564 allowed = true; 8565 } 8566 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8567 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8568 // If this permission is to be granted to the system installer and 8569 // this app is an installer, then it gets the permission. 8570 allowed = true; 8571 } 8572 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8573 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8574 // If this permission is to be granted to the system verifier and 8575 // this app is a verifier, then it gets the permission. 8576 allowed = true; 8577 } 8578 if (!allowed && (bp.protectionLevel 8579 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8580 && isSystemApp(pkg)) { 8581 // Any pre-installed system app is allowed to get this permission. 8582 allowed = true; 8583 } 8584 if (!allowed && (bp.protectionLevel 8585 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8586 // For development permissions, a development permission 8587 // is granted only if it was already granted. 8588 allowed = origPermissions.hasInstallPermission(perm); 8589 } 8590 } 8591 return allowed; 8592 } 8593 8594 final class ActivityIntentResolver 8595 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8596 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8597 boolean defaultOnly, int userId) { 8598 if (!sUserManager.exists(userId)) return null; 8599 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8600 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8601 } 8602 8603 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8604 int userId) { 8605 if (!sUserManager.exists(userId)) return null; 8606 mFlags = flags; 8607 return super.queryIntent(intent, resolvedType, 8608 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8609 } 8610 8611 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8612 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8613 if (!sUserManager.exists(userId)) return null; 8614 if (packageActivities == null) { 8615 return null; 8616 } 8617 mFlags = flags; 8618 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8619 final int N = packageActivities.size(); 8620 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8621 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8622 8623 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8624 for (int i = 0; i < N; ++i) { 8625 intentFilters = packageActivities.get(i).intents; 8626 if (intentFilters != null && intentFilters.size() > 0) { 8627 PackageParser.ActivityIntentInfo[] array = 8628 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8629 intentFilters.toArray(array); 8630 listCut.add(array); 8631 } 8632 } 8633 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8634 } 8635 8636 public final void addActivity(PackageParser.Activity a, String type) { 8637 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8638 mActivities.put(a.getComponentName(), a); 8639 if (DEBUG_SHOW_INFO) 8640 Log.v( 8641 TAG, " " + type + " " + 8642 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8643 if (DEBUG_SHOW_INFO) 8644 Log.v(TAG, " Class=" + a.info.name); 8645 final int NI = a.intents.size(); 8646 for (int j=0; j<NI; j++) { 8647 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8648 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8649 intent.setPriority(0); 8650 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8651 + a.className + " with priority > 0, forcing to 0"); 8652 } 8653 if (DEBUG_SHOW_INFO) { 8654 Log.v(TAG, " IntentFilter:"); 8655 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8656 } 8657 if (!intent.debugCheck()) { 8658 Log.w(TAG, "==> For Activity " + a.info.name); 8659 } 8660 addFilter(intent); 8661 } 8662 } 8663 8664 public final void removeActivity(PackageParser.Activity a, String type) { 8665 mActivities.remove(a.getComponentName()); 8666 if (DEBUG_SHOW_INFO) { 8667 Log.v(TAG, " " + type + " " 8668 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8669 : a.info.name) + ":"); 8670 Log.v(TAG, " Class=" + a.info.name); 8671 } 8672 final int NI = a.intents.size(); 8673 for (int j=0; j<NI; j++) { 8674 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8675 if (DEBUG_SHOW_INFO) { 8676 Log.v(TAG, " IntentFilter:"); 8677 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8678 } 8679 removeFilter(intent); 8680 } 8681 } 8682 8683 @Override 8684 protected boolean allowFilterResult( 8685 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8686 ActivityInfo filterAi = filter.activity.info; 8687 for (int i=dest.size()-1; i>=0; i--) { 8688 ActivityInfo destAi = dest.get(i).activityInfo; 8689 if (destAi.name == filterAi.name 8690 && destAi.packageName == filterAi.packageName) { 8691 return false; 8692 } 8693 } 8694 return true; 8695 } 8696 8697 @Override 8698 protected ActivityIntentInfo[] newArray(int size) { 8699 return new ActivityIntentInfo[size]; 8700 } 8701 8702 @Override 8703 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8704 if (!sUserManager.exists(userId)) return true; 8705 PackageParser.Package p = filter.activity.owner; 8706 if (p != null) { 8707 PackageSetting ps = (PackageSetting)p.mExtras; 8708 if (ps != null) { 8709 // System apps are never considered stopped for purposes of 8710 // filtering, because there may be no way for the user to 8711 // actually re-launch them. 8712 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8713 && ps.getStopped(userId); 8714 } 8715 } 8716 return false; 8717 } 8718 8719 @Override 8720 protected boolean isPackageForFilter(String packageName, 8721 PackageParser.ActivityIntentInfo info) { 8722 return packageName.equals(info.activity.owner.packageName); 8723 } 8724 8725 @Override 8726 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8727 int match, int userId) { 8728 if (!sUserManager.exists(userId)) return null; 8729 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8730 return null; 8731 } 8732 final PackageParser.Activity activity = info.activity; 8733 if (mSafeMode && (activity.info.applicationInfo.flags 8734 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8735 return null; 8736 } 8737 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8738 if (ps == null) { 8739 return null; 8740 } 8741 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8742 ps.readUserState(userId), userId); 8743 if (ai == null) { 8744 return null; 8745 } 8746 final ResolveInfo res = new ResolveInfo(); 8747 res.activityInfo = ai; 8748 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8749 res.filter = info; 8750 } 8751 if (info != null) { 8752 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8753 } 8754 res.priority = info.getPriority(); 8755 res.preferredOrder = activity.owner.mPreferredOrder; 8756 //System.out.println("Result: " + res.activityInfo.className + 8757 // " = " + res.priority); 8758 res.match = match; 8759 res.isDefault = info.hasDefault; 8760 res.labelRes = info.labelRes; 8761 res.nonLocalizedLabel = info.nonLocalizedLabel; 8762 if (userNeedsBadging(userId)) { 8763 res.noResourceId = true; 8764 } else { 8765 res.icon = info.icon; 8766 } 8767 res.iconResourceId = info.icon; 8768 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8769 return res; 8770 } 8771 8772 @Override 8773 protected void sortResults(List<ResolveInfo> results) { 8774 Collections.sort(results, mResolvePrioritySorter); 8775 } 8776 8777 @Override 8778 protected void dumpFilter(PrintWriter out, String prefix, 8779 PackageParser.ActivityIntentInfo filter) { 8780 out.print(prefix); out.print( 8781 Integer.toHexString(System.identityHashCode(filter.activity))); 8782 out.print(' '); 8783 filter.activity.printComponentShortName(out); 8784 out.print(" filter "); 8785 out.println(Integer.toHexString(System.identityHashCode(filter))); 8786 } 8787 8788 @Override 8789 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8790 return filter.activity; 8791 } 8792 8793 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8794 PackageParser.Activity activity = (PackageParser.Activity)label; 8795 out.print(prefix); out.print( 8796 Integer.toHexString(System.identityHashCode(activity))); 8797 out.print(' '); 8798 activity.printComponentShortName(out); 8799 if (count > 1) { 8800 out.print(" ("); out.print(count); out.print(" filters)"); 8801 } 8802 out.println(); 8803 } 8804 8805// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8806// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8807// final List<ResolveInfo> retList = Lists.newArrayList(); 8808// while (i.hasNext()) { 8809// final ResolveInfo resolveInfo = i.next(); 8810// if (isEnabledLP(resolveInfo.activityInfo)) { 8811// retList.add(resolveInfo); 8812// } 8813// } 8814// return retList; 8815// } 8816 8817 // Keys are String (activity class name), values are Activity. 8818 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8819 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8820 private int mFlags; 8821 } 8822 8823 private final class ServiceIntentResolver 8824 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8825 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8826 boolean defaultOnly, int userId) { 8827 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8828 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8829 } 8830 8831 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8832 int userId) { 8833 if (!sUserManager.exists(userId)) return null; 8834 mFlags = flags; 8835 return super.queryIntent(intent, resolvedType, 8836 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8837 } 8838 8839 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8840 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8841 if (!sUserManager.exists(userId)) return null; 8842 if (packageServices == null) { 8843 return null; 8844 } 8845 mFlags = flags; 8846 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8847 final int N = packageServices.size(); 8848 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8849 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8850 8851 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8852 for (int i = 0; i < N; ++i) { 8853 intentFilters = packageServices.get(i).intents; 8854 if (intentFilters != null && intentFilters.size() > 0) { 8855 PackageParser.ServiceIntentInfo[] array = 8856 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8857 intentFilters.toArray(array); 8858 listCut.add(array); 8859 } 8860 } 8861 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8862 } 8863 8864 public final void addService(PackageParser.Service s) { 8865 mServices.put(s.getComponentName(), s); 8866 if (DEBUG_SHOW_INFO) { 8867 Log.v(TAG, " " 8868 + (s.info.nonLocalizedLabel != null 8869 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8870 Log.v(TAG, " Class=" + s.info.name); 8871 } 8872 final int NI = s.intents.size(); 8873 int j; 8874 for (j=0; j<NI; j++) { 8875 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8876 if (DEBUG_SHOW_INFO) { 8877 Log.v(TAG, " IntentFilter:"); 8878 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8879 } 8880 if (!intent.debugCheck()) { 8881 Log.w(TAG, "==> For Service " + s.info.name); 8882 } 8883 addFilter(intent); 8884 } 8885 } 8886 8887 public final void removeService(PackageParser.Service s) { 8888 mServices.remove(s.getComponentName()); 8889 if (DEBUG_SHOW_INFO) { 8890 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8891 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8892 Log.v(TAG, " Class=" + s.info.name); 8893 } 8894 final int NI = s.intents.size(); 8895 int j; 8896 for (j=0; j<NI; j++) { 8897 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8898 if (DEBUG_SHOW_INFO) { 8899 Log.v(TAG, " IntentFilter:"); 8900 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8901 } 8902 removeFilter(intent); 8903 } 8904 } 8905 8906 @Override 8907 protected boolean allowFilterResult( 8908 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8909 ServiceInfo filterSi = filter.service.info; 8910 for (int i=dest.size()-1; i>=0; i--) { 8911 ServiceInfo destAi = dest.get(i).serviceInfo; 8912 if (destAi.name == filterSi.name 8913 && destAi.packageName == filterSi.packageName) { 8914 return false; 8915 } 8916 } 8917 return true; 8918 } 8919 8920 @Override 8921 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8922 return new PackageParser.ServiceIntentInfo[size]; 8923 } 8924 8925 @Override 8926 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8927 if (!sUserManager.exists(userId)) return true; 8928 PackageParser.Package p = filter.service.owner; 8929 if (p != null) { 8930 PackageSetting ps = (PackageSetting)p.mExtras; 8931 if (ps != null) { 8932 // System apps are never considered stopped for purposes of 8933 // filtering, because there may be no way for the user to 8934 // actually re-launch them. 8935 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8936 && ps.getStopped(userId); 8937 } 8938 } 8939 return false; 8940 } 8941 8942 @Override 8943 protected boolean isPackageForFilter(String packageName, 8944 PackageParser.ServiceIntentInfo info) { 8945 return packageName.equals(info.service.owner.packageName); 8946 } 8947 8948 @Override 8949 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8950 int match, int userId) { 8951 if (!sUserManager.exists(userId)) return null; 8952 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8953 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8954 return null; 8955 } 8956 final PackageParser.Service service = info.service; 8957 if (mSafeMode && (service.info.applicationInfo.flags 8958 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8959 return null; 8960 } 8961 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8962 if (ps == null) { 8963 return null; 8964 } 8965 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8966 ps.readUserState(userId), userId); 8967 if (si == null) { 8968 return null; 8969 } 8970 final ResolveInfo res = new ResolveInfo(); 8971 res.serviceInfo = si; 8972 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8973 res.filter = filter; 8974 } 8975 res.priority = info.getPriority(); 8976 res.preferredOrder = service.owner.mPreferredOrder; 8977 res.match = match; 8978 res.isDefault = info.hasDefault; 8979 res.labelRes = info.labelRes; 8980 res.nonLocalizedLabel = info.nonLocalizedLabel; 8981 res.icon = info.icon; 8982 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8983 return res; 8984 } 8985 8986 @Override 8987 protected void sortResults(List<ResolveInfo> results) { 8988 Collections.sort(results, mResolvePrioritySorter); 8989 } 8990 8991 @Override 8992 protected void dumpFilter(PrintWriter out, String prefix, 8993 PackageParser.ServiceIntentInfo filter) { 8994 out.print(prefix); out.print( 8995 Integer.toHexString(System.identityHashCode(filter.service))); 8996 out.print(' '); 8997 filter.service.printComponentShortName(out); 8998 out.print(" filter "); 8999 out.println(Integer.toHexString(System.identityHashCode(filter))); 9000 } 9001 9002 @Override 9003 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9004 return filter.service; 9005 } 9006 9007 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9008 PackageParser.Service service = (PackageParser.Service)label; 9009 out.print(prefix); out.print( 9010 Integer.toHexString(System.identityHashCode(service))); 9011 out.print(' '); 9012 service.printComponentShortName(out); 9013 if (count > 1) { 9014 out.print(" ("); out.print(count); out.print(" filters)"); 9015 } 9016 out.println(); 9017 } 9018 9019// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9020// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9021// final List<ResolveInfo> retList = Lists.newArrayList(); 9022// while (i.hasNext()) { 9023// final ResolveInfo resolveInfo = (ResolveInfo) i; 9024// if (isEnabledLP(resolveInfo.serviceInfo)) { 9025// retList.add(resolveInfo); 9026// } 9027// } 9028// return retList; 9029// } 9030 9031 // Keys are String (activity class name), values are Activity. 9032 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9033 = new ArrayMap<ComponentName, PackageParser.Service>(); 9034 private int mFlags; 9035 }; 9036 9037 private final class ProviderIntentResolver 9038 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9039 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9040 boolean defaultOnly, int userId) { 9041 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9042 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9043 } 9044 9045 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9046 int userId) { 9047 if (!sUserManager.exists(userId)) 9048 return null; 9049 mFlags = flags; 9050 return super.queryIntent(intent, resolvedType, 9051 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9052 } 9053 9054 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9055 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9056 if (!sUserManager.exists(userId)) 9057 return null; 9058 if (packageProviders == null) { 9059 return null; 9060 } 9061 mFlags = flags; 9062 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9063 final int N = packageProviders.size(); 9064 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9065 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9066 9067 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9068 for (int i = 0; i < N; ++i) { 9069 intentFilters = packageProviders.get(i).intents; 9070 if (intentFilters != null && intentFilters.size() > 0) { 9071 PackageParser.ProviderIntentInfo[] array = 9072 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9073 intentFilters.toArray(array); 9074 listCut.add(array); 9075 } 9076 } 9077 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9078 } 9079 9080 public final void addProvider(PackageParser.Provider p) { 9081 if (mProviders.containsKey(p.getComponentName())) { 9082 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9083 return; 9084 } 9085 9086 mProviders.put(p.getComponentName(), p); 9087 if (DEBUG_SHOW_INFO) { 9088 Log.v(TAG, " " 9089 + (p.info.nonLocalizedLabel != null 9090 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9091 Log.v(TAG, " Class=" + p.info.name); 9092 } 9093 final int NI = p.intents.size(); 9094 int j; 9095 for (j = 0; j < NI; j++) { 9096 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9097 if (DEBUG_SHOW_INFO) { 9098 Log.v(TAG, " IntentFilter:"); 9099 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9100 } 9101 if (!intent.debugCheck()) { 9102 Log.w(TAG, "==> For Provider " + p.info.name); 9103 } 9104 addFilter(intent); 9105 } 9106 } 9107 9108 public final void removeProvider(PackageParser.Provider p) { 9109 mProviders.remove(p.getComponentName()); 9110 if (DEBUG_SHOW_INFO) { 9111 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9112 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9113 Log.v(TAG, " Class=" + p.info.name); 9114 } 9115 final int NI = p.intents.size(); 9116 int j; 9117 for (j = 0; j < NI; j++) { 9118 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9119 if (DEBUG_SHOW_INFO) { 9120 Log.v(TAG, " IntentFilter:"); 9121 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9122 } 9123 removeFilter(intent); 9124 } 9125 } 9126 9127 @Override 9128 protected boolean allowFilterResult( 9129 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9130 ProviderInfo filterPi = filter.provider.info; 9131 for (int i = dest.size() - 1; i >= 0; i--) { 9132 ProviderInfo destPi = dest.get(i).providerInfo; 9133 if (destPi.name == filterPi.name 9134 && destPi.packageName == filterPi.packageName) { 9135 return false; 9136 } 9137 } 9138 return true; 9139 } 9140 9141 @Override 9142 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9143 return new PackageParser.ProviderIntentInfo[size]; 9144 } 9145 9146 @Override 9147 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9148 if (!sUserManager.exists(userId)) 9149 return true; 9150 PackageParser.Package p = filter.provider.owner; 9151 if (p != null) { 9152 PackageSetting ps = (PackageSetting) p.mExtras; 9153 if (ps != null) { 9154 // System apps are never considered stopped for purposes of 9155 // filtering, because there may be no way for the user to 9156 // actually re-launch them. 9157 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9158 && ps.getStopped(userId); 9159 } 9160 } 9161 return false; 9162 } 9163 9164 @Override 9165 protected boolean isPackageForFilter(String packageName, 9166 PackageParser.ProviderIntentInfo info) { 9167 return packageName.equals(info.provider.owner.packageName); 9168 } 9169 9170 @Override 9171 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9172 int match, int userId) { 9173 if (!sUserManager.exists(userId)) 9174 return null; 9175 final PackageParser.ProviderIntentInfo info = filter; 9176 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9177 return null; 9178 } 9179 final PackageParser.Provider provider = info.provider; 9180 if (mSafeMode && (provider.info.applicationInfo.flags 9181 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9182 return null; 9183 } 9184 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9185 if (ps == null) { 9186 return null; 9187 } 9188 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9189 ps.readUserState(userId), userId); 9190 if (pi == null) { 9191 return null; 9192 } 9193 final ResolveInfo res = new ResolveInfo(); 9194 res.providerInfo = pi; 9195 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9196 res.filter = filter; 9197 } 9198 res.priority = info.getPriority(); 9199 res.preferredOrder = provider.owner.mPreferredOrder; 9200 res.match = match; 9201 res.isDefault = info.hasDefault; 9202 res.labelRes = info.labelRes; 9203 res.nonLocalizedLabel = info.nonLocalizedLabel; 9204 res.icon = info.icon; 9205 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9206 return res; 9207 } 9208 9209 @Override 9210 protected void sortResults(List<ResolveInfo> results) { 9211 Collections.sort(results, mResolvePrioritySorter); 9212 } 9213 9214 @Override 9215 protected void dumpFilter(PrintWriter out, String prefix, 9216 PackageParser.ProviderIntentInfo filter) { 9217 out.print(prefix); 9218 out.print( 9219 Integer.toHexString(System.identityHashCode(filter.provider))); 9220 out.print(' '); 9221 filter.provider.printComponentShortName(out); 9222 out.print(" filter "); 9223 out.println(Integer.toHexString(System.identityHashCode(filter))); 9224 } 9225 9226 @Override 9227 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9228 return filter.provider; 9229 } 9230 9231 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9232 PackageParser.Provider provider = (PackageParser.Provider)label; 9233 out.print(prefix); out.print( 9234 Integer.toHexString(System.identityHashCode(provider))); 9235 out.print(' '); 9236 provider.printComponentShortName(out); 9237 if (count > 1) { 9238 out.print(" ("); out.print(count); out.print(" filters)"); 9239 } 9240 out.println(); 9241 } 9242 9243 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9244 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9245 private int mFlags; 9246 }; 9247 9248 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9249 new Comparator<ResolveInfo>() { 9250 public int compare(ResolveInfo r1, ResolveInfo r2) { 9251 int v1 = r1.priority; 9252 int v2 = r2.priority; 9253 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9254 if (v1 != v2) { 9255 return (v1 > v2) ? -1 : 1; 9256 } 9257 v1 = r1.preferredOrder; 9258 v2 = r2.preferredOrder; 9259 if (v1 != v2) { 9260 return (v1 > v2) ? -1 : 1; 9261 } 9262 if (r1.isDefault != r2.isDefault) { 9263 return r1.isDefault ? -1 : 1; 9264 } 9265 v1 = r1.match; 9266 v2 = r2.match; 9267 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9268 if (v1 != v2) { 9269 return (v1 > v2) ? -1 : 1; 9270 } 9271 if (r1.system != r2.system) { 9272 return r1.system ? -1 : 1; 9273 } 9274 return 0; 9275 } 9276 }; 9277 9278 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9279 new Comparator<ProviderInfo>() { 9280 public int compare(ProviderInfo p1, ProviderInfo p2) { 9281 final int v1 = p1.initOrder; 9282 final int v2 = p2.initOrder; 9283 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9284 } 9285 }; 9286 9287 final void sendPackageBroadcast(final String action, final String pkg, 9288 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9289 final int[] userIds) { 9290 mHandler.post(new Runnable() { 9291 @Override 9292 public void run() { 9293 try { 9294 final IActivityManager am = ActivityManagerNative.getDefault(); 9295 if (am == null) return; 9296 final int[] resolvedUserIds; 9297 if (userIds == null) { 9298 resolvedUserIds = am.getRunningUserIds(); 9299 } else { 9300 resolvedUserIds = userIds; 9301 } 9302 for (int id : resolvedUserIds) { 9303 final Intent intent = new Intent(action, 9304 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9305 if (extras != null) { 9306 intent.putExtras(extras); 9307 } 9308 if (targetPkg != null) { 9309 intent.setPackage(targetPkg); 9310 } 9311 // Modify the UID when posting to other users 9312 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9313 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9314 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9315 intent.putExtra(Intent.EXTRA_UID, uid); 9316 } 9317 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9318 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9319 if (DEBUG_BROADCASTS) { 9320 RuntimeException here = new RuntimeException("here"); 9321 here.fillInStackTrace(); 9322 Slog.d(TAG, "Sending to user " + id + ": " 9323 + intent.toShortString(false, true, false, false) 9324 + " " + intent.getExtras(), here); 9325 } 9326 am.broadcastIntent(null, intent, null, finishedReceiver, 9327 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9328 null, finishedReceiver != null, false, id); 9329 } 9330 } catch (RemoteException ex) { 9331 } 9332 } 9333 }); 9334 } 9335 9336 /** 9337 * Check if the external storage media is available. This is true if there 9338 * is a mounted external storage medium or if the external storage is 9339 * emulated. 9340 */ 9341 private boolean isExternalMediaAvailable() { 9342 return mMediaMounted || Environment.isExternalStorageEmulated(); 9343 } 9344 9345 @Override 9346 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9347 // writer 9348 synchronized (mPackages) { 9349 if (!isExternalMediaAvailable()) { 9350 // If the external storage is no longer mounted at this point, 9351 // the caller may not have been able to delete all of this 9352 // packages files and can not delete any more. Bail. 9353 return null; 9354 } 9355 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9356 if (lastPackage != null) { 9357 pkgs.remove(lastPackage); 9358 } 9359 if (pkgs.size() > 0) { 9360 return pkgs.get(0); 9361 } 9362 } 9363 return null; 9364 } 9365 9366 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9367 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9368 userId, andCode ? 1 : 0, packageName); 9369 if (mSystemReady) { 9370 msg.sendToTarget(); 9371 } else { 9372 if (mPostSystemReadyMessages == null) { 9373 mPostSystemReadyMessages = new ArrayList<>(); 9374 } 9375 mPostSystemReadyMessages.add(msg); 9376 } 9377 } 9378 9379 void startCleaningPackages() { 9380 // reader 9381 synchronized (mPackages) { 9382 if (!isExternalMediaAvailable()) { 9383 return; 9384 } 9385 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9386 return; 9387 } 9388 } 9389 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9390 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9391 IActivityManager am = ActivityManagerNative.getDefault(); 9392 if (am != null) { 9393 try { 9394 am.startService(null, intent, null, mContext.getOpPackageName(), 9395 UserHandle.USER_OWNER); 9396 } catch (RemoteException e) { 9397 } 9398 } 9399 } 9400 9401 @Override 9402 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9403 int installFlags, String installerPackageName, VerificationParams verificationParams, 9404 String packageAbiOverride) { 9405 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9406 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9407 } 9408 9409 @Override 9410 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9411 int installFlags, String installerPackageName, VerificationParams verificationParams, 9412 String packageAbiOverride, int userId) { 9413 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9414 9415 final int callingUid = Binder.getCallingUid(); 9416 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9417 9418 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9419 try { 9420 if (observer != null) { 9421 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9422 } 9423 } catch (RemoteException re) { 9424 } 9425 return; 9426 } 9427 9428 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9429 installFlags |= PackageManager.INSTALL_FROM_ADB; 9430 9431 } else { 9432 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9433 // about installerPackageName. 9434 9435 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9436 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9437 } 9438 9439 UserHandle user; 9440 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9441 user = UserHandle.ALL; 9442 } else { 9443 user = new UserHandle(userId); 9444 } 9445 9446 // Only system components can circumvent runtime permissions when installing. 9447 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9448 && mContext.checkCallingOrSelfPermission(Manifest.permission 9449 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9450 throw new SecurityException("You need the " 9451 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9452 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9453 } 9454 9455 verificationParams.setInstallerUid(callingUid); 9456 9457 final File originFile = new File(originPath); 9458 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9459 9460 final Message msg = mHandler.obtainMessage(INIT_COPY); 9461 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9462 null, verificationParams, user, packageAbiOverride, null); 9463 mHandler.sendMessage(msg); 9464 } 9465 9466 void installStage(String packageName, File stagedDir, String stagedCid, 9467 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9468 String installerPackageName, int installerUid, UserHandle user) { 9469 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9470 params.referrerUri, installerUid, null); 9471 verifParams.setInstallerUid(installerUid); 9472 9473 final OriginInfo origin; 9474 if (stagedDir != null) { 9475 origin = OriginInfo.fromStagedFile(stagedDir); 9476 } else { 9477 origin = OriginInfo.fromStagedContainer(stagedCid); 9478 } 9479 9480 final Message msg = mHandler.obtainMessage(INIT_COPY); 9481 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9482 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9483 params.grantedRuntimePermissions); 9484 mHandler.sendMessage(msg); 9485 } 9486 9487 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9488 Bundle extras = new Bundle(1); 9489 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9490 9491 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9492 packageName, extras, null, null, new int[] {userId}); 9493 try { 9494 IActivityManager am = ActivityManagerNative.getDefault(); 9495 final boolean isSystem = 9496 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9497 if (isSystem && am.isUserRunning(userId, false)) { 9498 // The just-installed/enabled app is bundled on the system, so presumed 9499 // to be able to run automatically without needing an explicit launch. 9500 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9501 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9502 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9503 .setPackage(packageName); 9504 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9505 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9506 } 9507 } catch (RemoteException e) { 9508 // shouldn't happen 9509 Slog.w(TAG, "Unable to bootstrap installed package", e); 9510 } 9511 } 9512 9513 @Override 9514 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9515 int userId) { 9516 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9517 PackageSetting pkgSetting; 9518 final int uid = Binder.getCallingUid(); 9519 enforceCrossUserPermission(uid, userId, true, true, 9520 "setApplicationHiddenSetting for user " + userId); 9521 9522 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9523 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9524 return false; 9525 } 9526 9527 long callingId = Binder.clearCallingIdentity(); 9528 try { 9529 boolean sendAdded = false; 9530 boolean sendRemoved = false; 9531 // writer 9532 synchronized (mPackages) { 9533 pkgSetting = mSettings.mPackages.get(packageName); 9534 if (pkgSetting == null) { 9535 return false; 9536 } 9537 if (pkgSetting.getHidden(userId) != hidden) { 9538 pkgSetting.setHidden(hidden, userId); 9539 mSettings.writePackageRestrictionsLPr(userId); 9540 if (hidden) { 9541 sendRemoved = true; 9542 } else { 9543 sendAdded = true; 9544 } 9545 } 9546 } 9547 if (sendAdded) { 9548 sendPackageAddedForUser(packageName, pkgSetting, userId); 9549 return true; 9550 } 9551 if (sendRemoved) { 9552 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9553 "hiding pkg"); 9554 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9555 } 9556 } finally { 9557 Binder.restoreCallingIdentity(callingId); 9558 } 9559 return false; 9560 } 9561 9562 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9563 int userId) { 9564 final PackageRemovedInfo info = new PackageRemovedInfo(); 9565 info.removedPackage = packageName; 9566 info.removedUsers = new int[] {userId}; 9567 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9568 info.sendBroadcast(false, false, false); 9569 } 9570 9571 /** 9572 * Returns true if application is not found or there was an error. Otherwise it returns 9573 * the hidden state of the package for the given user. 9574 */ 9575 @Override 9576 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9577 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9578 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9579 false, "getApplicationHidden for user " + userId); 9580 PackageSetting pkgSetting; 9581 long callingId = Binder.clearCallingIdentity(); 9582 try { 9583 // writer 9584 synchronized (mPackages) { 9585 pkgSetting = mSettings.mPackages.get(packageName); 9586 if (pkgSetting == null) { 9587 return true; 9588 } 9589 return pkgSetting.getHidden(userId); 9590 } 9591 } finally { 9592 Binder.restoreCallingIdentity(callingId); 9593 } 9594 } 9595 9596 /** 9597 * @hide 9598 */ 9599 @Override 9600 public int installExistingPackageAsUser(String packageName, int userId) { 9601 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9602 null); 9603 PackageSetting pkgSetting; 9604 final int uid = Binder.getCallingUid(); 9605 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9606 + userId); 9607 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9608 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9609 } 9610 9611 long callingId = Binder.clearCallingIdentity(); 9612 try { 9613 boolean sendAdded = false; 9614 9615 // writer 9616 synchronized (mPackages) { 9617 pkgSetting = mSettings.mPackages.get(packageName); 9618 if (pkgSetting == null) { 9619 return PackageManager.INSTALL_FAILED_INVALID_URI; 9620 } 9621 if (!pkgSetting.getInstalled(userId)) { 9622 pkgSetting.setInstalled(true, userId); 9623 pkgSetting.setHidden(false, userId); 9624 mSettings.writePackageRestrictionsLPr(userId); 9625 sendAdded = true; 9626 } 9627 } 9628 9629 if (sendAdded) { 9630 sendPackageAddedForUser(packageName, pkgSetting, userId); 9631 } 9632 } finally { 9633 Binder.restoreCallingIdentity(callingId); 9634 } 9635 9636 return PackageManager.INSTALL_SUCCEEDED; 9637 } 9638 9639 boolean isUserRestricted(int userId, String restrictionKey) { 9640 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9641 if (restrictions.getBoolean(restrictionKey, false)) { 9642 Log.w(TAG, "User is restricted: " + restrictionKey); 9643 return true; 9644 } 9645 return false; 9646 } 9647 9648 @Override 9649 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9650 mContext.enforceCallingOrSelfPermission( 9651 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9652 "Only package verification agents can verify applications"); 9653 9654 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9655 final PackageVerificationResponse response = new PackageVerificationResponse( 9656 verificationCode, Binder.getCallingUid()); 9657 msg.arg1 = id; 9658 msg.obj = response; 9659 mHandler.sendMessage(msg); 9660 } 9661 9662 @Override 9663 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9664 long millisecondsToDelay) { 9665 mContext.enforceCallingOrSelfPermission( 9666 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9667 "Only package verification agents can extend verification timeouts"); 9668 9669 final PackageVerificationState state = mPendingVerification.get(id); 9670 final PackageVerificationResponse response = new PackageVerificationResponse( 9671 verificationCodeAtTimeout, Binder.getCallingUid()); 9672 9673 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9674 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9675 } 9676 if (millisecondsToDelay < 0) { 9677 millisecondsToDelay = 0; 9678 } 9679 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9680 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9681 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9682 } 9683 9684 if ((state != null) && !state.timeoutExtended()) { 9685 state.extendTimeout(); 9686 9687 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9688 msg.arg1 = id; 9689 msg.obj = response; 9690 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9691 } 9692 } 9693 9694 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9695 int verificationCode, UserHandle user) { 9696 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9697 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9698 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9699 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9700 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9701 9702 mContext.sendBroadcastAsUser(intent, user, 9703 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9704 } 9705 9706 private ComponentName matchComponentForVerifier(String packageName, 9707 List<ResolveInfo> receivers) { 9708 ActivityInfo targetReceiver = null; 9709 9710 final int NR = receivers.size(); 9711 for (int i = 0; i < NR; i++) { 9712 final ResolveInfo info = receivers.get(i); 9713 if (info.activityInfo == null) { 9714 continue; 9715 } 9716 9717 if (packageName.equals(info.activityInfo.packageName)) { 9718 targetReceiver = info.activityInfo; 9719 break; 9720 } 9721 } 9722 9723 if (targetReceiver == null) { 9724 return null; 9725 } 9726 9727 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9728 } 9729 9730 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9731 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9732 if (pkgInfo.verifiers.length == 0) { 9733 return null; 9734 } 9735 9736 final int N = pkgInfo.verifiers.length; 9737 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9738 for (int i = 0; i < N; i++) { 9739 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9740 9741 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9742 receivers); 9743 if (comp == null) { 9744 continue; 9745 } 9746 9747 final int verifierUid = getUidForVerifier(verifierInfo); 9748 if (verifierUid == -1) { 9749 continue; 9750 } 9751 9752 if (DEBUG_VERIFY) { 9753 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9754 + " with the correct signature"); 9755 } 9756 sufficientVerifiers.add(comp); 9757 verificationState.addSufficientVerifier(verifierUid); 9758 } 9759 9760 return sufficientVerifiers; 9761 } 9762 9763 private int getUidForVerifier(VerifierInfo verifierInfo) { 9764 synchronized (mPackages) { 9765 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9766 if (pkg == null) { 9767 return -1; 9768 } else if (pkg.mSignatures.length != 1) { 9769 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9770 + " has more than one signature; ignoring"); 9771 return -1; 9772 } 9773 9774 /* 9775 * If the public key of the package's signature does not match 9776 * our expected public key, then this is a different package and 9777 * we should skip. 9778 */ 9779 9780 final byte[] expectedPublicKey; 9781 try { 9782 final Signature verifierSig = pkg.mSignatures[0]; 9783 final PublicKey publicKey = verifierSig.getPublicKey(); 9784 expectedPublicKey = publicKey.getEncoded(); 9785 } catch (CertificateException e) { 9786 return -1; 9787 } 9788 9789 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9790 9791 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9792 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9793 + " does not have the expected public key; ignoring"); 9794 return -1; 9795 } 9796 9797 return pkg.applicationInfo.uid; 9798 } 9799 } 9800 9801 @Override 9802 public void finishPackageInstall(int token) { 9803 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9804 9805 if (DEBUG_INSTALL) { 9806 Slog.v(TAG, "BM finishing package install for " + token); 9807 } 9808 9809 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9810 mHandler.sendMessage(msg); 9811 } 9812 9813 /** 9814 * Get the verification agent timeout. 9815 * 9816 * @return verification timeout in milliseconds 9817 */ 9818 private long getVerificationTimeout() { 9819 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9820 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9821 DEFAULT_VERIFICATION_TIMEOUT); 9822 } 9823 9824 /** 9825 * Get the default verification agent response code. 9826 * 9827 * @return default verification response code 9828 */ 9829 private int getDefaultVerificationResponse() { 9830 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9831 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9832 DEFAULT_VERIFICATION_RESPONSE); 9833 } 9834 9835 /** 9836 * Check whether or not package verification has been enabled. 9837 * 9838 * @return true if verification should be performed 9839 */ 9840 private boolean isVerificationEnabled(int userId, int installFlags) { 9841 if (!DEFAULT_VERIFY_ENABLE) { 9842 return false; 9843 } 9844 9845 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9846 9847 // Check if installing from ADB 9848 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9849 // Do not run verification in a test harness environment 9850 if (ActivityManager.isRunningInTestHarness()) { 9851 return false; 9852 } 9853 if (ensureVerifyAppsEnabled) { 9854 return true; 9855 } 9856 // Check if the developer does not want package verification for ADB installs 9857 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9858 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9859 return false; 9860 } 9861 } 9862 9863 if (ensureVerifyAppsEnabled) { 9864 return true; 9865 } 9866 9867 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9868 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9869 } 9870 9871 @Override 9872 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9873 throws RemoteException { 9874 mContext.enforceCallingOrSelfPermission( 9875 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9876 "Only intentfilter verification agents can verify applications"); 9877 9878 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9879 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9880 Binder.getCallingUid(), verificationCode, failedDomains); 9881 msg.arg1 = id; 9882 msg.obj = response; 9883 mHandler.sendMessage(msg); 9884 } 9885 9886 @Override 9887 public int getIntentVerificationStatus(String packageName, int userId) { 9888 synchronized (mPackages) { 9889 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9890 } 9891 } 9892 9893 @Override 9894 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9895 mContext.enforceCallingOrSelfPermission( 9896 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9897 9898 boolean result = false; 9899 synchronized (mPackages) { 9900 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9901 } 9902 if (result) { 9903 scheduleWritePackageRestrictionsLocked(userId); 9904 } 9905 return result; 9906 } 9907 9908 @Override 9909 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9910 synchronized (mPackages) { 9911 return mSettings.getIntentFilterVerificationsLPr(packageName); 9912 } 9913 } 9914 9915 @Override 9916 public List<IntentFilter> getAllIntentFilters(String packageName) { 9917 if (TextUtils.isEmpty(packageName)) { 9918 return Collections.<IntentFilter>emptyList(); 9919 } 9920 synchronized (mPackages) { 9921 PackageParser.Package pkg = mPackages.get(packageName); 9922 if (pkg == null || pkg.activities == null) { 9923 return Collections.<IntentFilter>emptyList(); 9924 } 9925 final int count = pkg.activities.size(); 9926 ArrayList<IntentFilter> result = new ArrayList<>(); 9927 for (int n=0; n<count; n++) { 9928 PackageParser.Activity activity = pkg.activities.get(n); 9929 if (activity.intents != null || activity.intents.size() > 0) { 9930 result.addAll(activity.intents); 9931 } 9932 } 9933 return result; 9934 } 9935 } 9936 9937 @Override 9938 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9939 mContext.enforceCallingOrSelfPermission( 9940 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9941 9942 synchronized (mPackages) { 9943 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9944 if (packageName != null) { 9945 result |= updateIntentVerificationStatus(packageName, 9946 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9947 UserHandle.myUserId()); 9948 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9949 packageName, userId); 9950 } 9951 return result; 9952 } 9953 } 9954 9955 @Override 9956 public String getDefaultBrowserPackageName(int userId) { 9957 synchronized (mPackages) { 9958 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9959 } 9960 } 9961 9962 /** 9963 * Get the "allow unknown sources" setting. 9964 * 9965 * @return the current "allow unknown sources" setting 9966 */ 9967 private int getUnknownSourcesSettings() { 9968 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9969 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9970 -1); 9971 } 9972 9973 @Override 9974 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9975 final int uid = Binder.getCallingUid(); 9976 // writer 9977 synchronized (mPackages) { 9978 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9979 if (targetPackageSetting == null) { 9980 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9981 } 9982 9983 PackageSetting installerPackageSetting; 9984 if (installerPackageName != null) { 9985 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9986 if (installerPackageSetting == null) { 9987 throw new IllegalArgumentException("Unknown installer package: " 9988 + installerPackageName); 9989 } 9990 } else { 9991 installerPackageSetting = null; 9992 } 9993 9994 Signature[] callerSignature; 9995 Object obj = mSettings.getUserIdLPr(uid); 9996 if (obj != null) { 9997 if (obj instanceof SharedUserSetting) { 9998 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9999 } else if (obj instanceof PackageSetting) { 10000 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10001 } else { 10002 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10003 } 10004 } else { 10005 throw new SecurityException("Unknown calling uid " + uid); 10006 } 10007 10008 // Verify: can't set installerPackageName to a package that is 10009 // not signed with the same cert as the caller. 10010 if (installerPackageSetting != null) { 10011 if (compareSignatures(callerSignature, 10012 installerPackageSetting.signatures.mSignatures) 10013 != PackageManager.SIGNATURE_MATCH) { 10014 throw new SecurityException( 10015 "Caller does not have same cert as new installer package " 10016 + installerPackageName); 10017 } 10018 } 10019 10020 // Verify: if target already has an installer package, it must 10021 // be signed with the same cert as the caller. 10022 if (targetPackageSetting.installerPackageName != null) { 10023 PackageSetting setting = mSettings.mPackages.get( 10024 targetPackageSetting.installerPackageName); 10025 // If the currently set package isn't valid, then it's always 10026 // okay to change it. 10027 if (setting != null) { 10028 if (compareSignatures(callerSignature, 10029 setting.signatures.mSignatures) 10030 != PackageManager.SIGNATURE_MATCH) { 10031 throw new SecurityException( 10032 "Caller does not have same cert as old installer package " 10033 + targetPackageSetting.installerPackageName); 10034 } 10035 } 10036 } 10037 10038 // Okay! 10039 targetPackageSetting.installerPackageName = installerPackageName; 10040 scheduleWriteSettingsLocked(); 10041 } 10042 } 10043 10044 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10045 // Queue up an async operation since the package installation may take a little while. 10046 mHandler.post(new Runnable() { 10047 public void run() { 10048 mHandler.removeCallbacks(this); 10049 // Result object to be returned 10050 PackageInstalledInfo res = new PackageInstalledInfo(); 10051 res.returnCode = currentStatus; 10052 res.uid = -1; 10053 res.pkg = null; 10054 res.removedInfo = new PackageRemovedInfo(); 10055 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10056 args.doPreInstall(res.returnCode); 10057 synchronized (mInstallLock) { 10058 installPackageLI(args, res); 10059 } 10060 args.doPostInstall(res.returnCode, res.uid); 10061 } 10062 10063 // A restore should be performed at this point if (a) the install 10064 // succeeded, (b) the operation is not an update, and (c) the new 10065 // package has not opted out of backup participation. 10066 final boolean update = res.removedInfo.removedPackage != null; 10067 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10068 boolean doRestore = !update 10069 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10070 10071 // Set up the post-install work request bookkeeping. This will be used 10072 // and cleaned up by the post-install event handling regardless of whether 10073 // there's a restore pass performed. Token values are >= 1. 10074 int token; 10075 if (mNextInstallToken < 0) mNextInstallToken = 1; 10076 token = mNextInstallToken++; 10077 10078 PostInstallData data = new PostInstallData(args, res); 10079 mRunningInstalls.put(token, data); 10080 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10081 10082 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10083 // Pass responsibility to the Backup Manager. It will perform a 10084 // restore if appropriate, then pass responsibility back to the 10085 // Package Manager to run the post-install observer callbacks 10086 // and broadcasts. 10087 IBackupManager bm = IBackupManager.Stub.asInterface( 10088 ServiceManager.getService(Context.BACKUP_SERVICE)); 10089 if (bm != null) { 10090 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10091 + " to BM for possible restore"); 10092 try { 10093 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10094 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10095 } else { 10096 doRestore = false; 10097 } 10098 } catch (RemoteException e) { 10099 // can't happen; the backup manager is local 10100 } catch (Exception e) { 10101 Slog.e(TAG, "Exception trying to enqueue restore", e); 10102 doRestore = false; 10103 } 10104 } else { 10105 Slog.e(TAG, "Backup Manager not found!"); 10106 doRestore = false; 10107 } 10108 } 10109 10110 if (!doRestore) { 10111 // No restore possible, or the Backup Manager was mysteriously not 10112 // available -- just fire the post-install work request directly. 10113 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10114 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10115 mHandler.sendMessage(msg); 10116 } 10117 } 10118 }); 10119 } 10120 10121 private abstract class HandlerParams { 10122 private static final int MAX_RETRIES = 4; 10123 10124 /** 10125 * Number of times startCopy() has been attempted and had a non-fatal 10126 * error. 10127 */ 10128 private int mRetries = 0; 10129 10130 /** User handle for the user requesting the information or installation. */ 10131 private final UserHandle mUser; 10132 10133 HandlerParams(UserHandle user) { 10134 mUser = user; 10135 } 10136 10137 UserHandle getUser() { 10138 return mUser; 10139 } 10140 10141 final boolean startCopy() { 10142 boolean res; 10143 try { 10144 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10145 10146 if (++mRetries > MAX_RETRIES) { 10147 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10148 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10149 handleServiceError(); 10150 return false; 10151 } else { 10152 handleStartCopy(); 10153 res = true; 10154 } 10155 } catch (RemoteException e) { 10156 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10157 mHandler.sendEmptyMessage(MCS_RECONNECT); 10158 res = false; 10159 } 10160 handleReturnCode(); 10161 return res; 10162 } 10163 10164 final void serviceError() { 10165 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10166 handleServiceError(); 10167 handleReturnCode(); 10168 } 10169 10170 abstract void handleStartCopy() throws RemoteException; 10171 abstract void handleServiceError(); 10172 abstract void handleReturnCode(); 10173 } 10174 10175 class MeasureParams extends HandlerParams { 10176 private final PackageStats mStats; 10177 private boolean mSuccess; 10178 10179 private final IPackageStatsObserver mObserver; 10180 10181 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10182 super(new UserHandle(stats.userHandle)); 10183 mObserver = observer; 10184 mStats = stats; 10185 } 10186 10187 @Override 10188 public String toString() { 10189 return "MeasureParams{" 10190 + Integer.toHexString(System.identityHashCode(this)) 10191 + " " + mStats.packageName + "}"; 10192 } 10193 10194 @Override 10195 void handleStartCopy() throws RemoteException { 10196 synchronized (mInstallLock) { 10197 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10198 } 10199 10200 if (mSuccess) { 10201 final boolean mounted; 10202 if (Environment.isExternalStorageEmulated()) { 10203 mounted = true; 10204 } else { 10205 final String status = Environment.getExternalStorageState(); 10206 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10207 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10208 } 10209 10210 if (mounted) { 10211 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10212 10213 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10214 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10215 10216 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10217 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10218 10219 // Always subtract cache size, since it's a subdirectory 10220 mStats.externalDataSize -= mStats.externalCacheSize; 10221 10222 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10223 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10224 10225 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10226 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10227 } 10228 } 10229 } 10230 10231 @Override 10232 void handleReturnCode() { 10233 if (mObserver != null) { 10234 try { 10235 mObserver.onGetStatsCompleted(mStats, mSuccess); 10236 } catch (RemoteException e) { 10237 Slog.i(TAG, "Observer no longer exists."); 10238 } 10239 } 10240 } 10241 10242 @Override 10243 void handleServiceError() { 10244 Slog.e(TAG, "Could not measure application " + mStats.packageName 10245 + " external storage"); 10246 } 10247 } 10248 10249 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10250 throws RemoteException { 10251 long result = 0; 10252 for (File path : paths) { 10253 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10254 } 10255 return result; 10256 } 10257 10258 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10259 for (File path : paths) { 10260 try { 10261 mcs.clearDirectory(path.getAbsolutePath()); 10262 } catch (RemoteException e) { 10263 } 10264 } 10265 } 10266 10267 static class OriginInfo { 10268 /** 10269 * Location where install is coming from, before it has been 10270 * copied/renamed into place. This could be a single monolithic APK 10271 * file, or a cluster directory. This location may be untrusted. 10272 */ 10273 final File file; 10274 final String cid; 10275 10276 /** 10277 * Flag indicating that {@link #file} or {@link #cid} has already been 10278 * staged, meaning downstream users don't need to defensively copy the 10279 * contents. 10280 */ 10281 final boolean staged; 10282 10283 /** 10284 * Flag indicating that {@link #file} or {@link #cid} is an already 10285 * installed app that is being moved. 10286 */ 10287 final boolean existing; 10288 10289 final String resolvedPath; 10290 final File resolvedFile; 10291 10292 static OriginInfo fromNothing() { 10293 return new OriginInfo(null, null, false, false); 10294 } 10295 10296 static OriginInfo fromUntrustedFile(File file) { 10297 return new OriginInfo(file, null, false, false); 10298 } 10299 10300 static OriginInfo fromExistingFile(File file) { 10301 return new OriginInfo(file, null, false, true); 10302 } 10303 10304 static OriginInfo fromStagedFile(File file) { 10305 return new OriginInfo(file, null, true, false); 10306 } 10307 10308 static OriginInfo fromStagedContainer(String cid) { 10309 return new OriginInfo(null, cid, true, false); 10310 } 10311 10312 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10313 this.file = file; 10314 this.cid = cid; 10315 this.staged = staged; 10316 this.existing = existing; 10317 10318 if (cid != null) { 10319 resolvedPath = PackageHelper.getSdDir(cid); 10320 resolvedFile = new File(resolvedPath); 10321 } else if (file != null) { 10322 resolvedPath = file.getAbsolutePath(); 10323 resolvedFile = file; 10324 } else { 10325 resolvedPath = null; 10326 resolvedFile = null; 10327 } 10328 } 10329 } 10330 10331 class MoveInfo { 10332 final int moveId; 10333 final String fromUuid; 10334 final String toUuid; 10335 final String packageName; 10336 final String dataAppName; 10337 final int appId; 10338 final String seinfo; 10339 10340 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10341 String dataAppName, int appId, String seinfo) { 10342 this.moveId = moveId; 10343 this.fromUuid = fromUuid; 10344 this.toUuid = toUuid; 10345 this.packageName = packageName; 10346 this.dataAppName = dataAppName; 10347 this.appId = appId; 10348 this.seinfo = seinfo; 10349 } 10350 } 10351 10352 class InstallParams extends HandlerParams { 10353 final OriginInfo origin; 10354 final MoveInfo move; 10355 final IPackageInstallObserver2 observer; 10356 int installFlags; 10357 final String installerPackageName; 10358 final String volumeUuid; 10359 final VerificationParams verificationParams; 10360 private InstallArgs mArgs; 10361 private int mRet; 10362 final String packageAbiOverride; 10363 final String[] grantedRuntimePermissions; 10364 10365 10366 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10367 int installFlags, String installerPackageName, String volumeUuid, 10368 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10369 String[] grantedPermissions) { 10370 super(user); 10371 this.origin = origin; 10372 this.move = move; 10373 this.observer = observer; 10374 this.installFlags = installFlags; 10375 this.installerPackageName = installerPackageName; 10376 this.volumeUuid = volumeUuid; 10377 this.verificationParams = verificationParams; 10378 this.packageAbiOverride = packageAbiOverride; 10379 this.grantedRuntimePermissions = grantedPermissions; 10380 } 10381 10382 @Override 10383 public String toString() { 10384 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10385 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10386 } 10387 10388 public ManifestDigest getManifestDigest() { 10389 if (verificationParams == null) { 10390 return null; 10391 } 10392 return verificationParams.getManifestDigest(); 10393 } 10394 10395 private int installLocationPolicy(PackageInfoLite pkgLite) { 10396 String packageName = pkgLite.packageName; 10397 int installLocation = pkgLite.installLocation; 10398 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10399 // reader 10400 synchronized (mPackages) { 10401 PackageParser.Package pkg = mPackages.get(packageName); 10402 if (pkg != null) { 10403 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10404 // Check for downgrading. 10405 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10406 try { 10407 checkDowngrade(pkg, pkgLite); 10408 } catch (PackageManagerException e) { 10409 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10410 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10411 } 10412 } 10413 // Check for updated system application. 10414 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10415 if (onSd) { 10416 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10417 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10418 } 10419 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10420 } else { 10421 if (onSd) { 10422 // Install flag overrides everything. 10423 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10424 } 10425 // If current upgrade specifies particular preference 10426 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10427 // Application explicitly specified internal. 10428 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10429 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10430 // App explictly prefers external. Let policy decide 10431 } else { 10432 // Prefer previous location 10433 if (isExternal(pkg)) { 10434 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10435 } 10436 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10437 } 10438 } 10439 } else { 10440 // Invalid install. Return error code 10441 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10442 } 10443 } 10444 } 10445 // All the special cases have been taken care of. 10446 // Return result based on recommended install location. 10447 if (onSd) { 10448 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10449 } 10450 return pkgLite.recommendedInstallLocation; 10451 } 10452 10453 /* 10454 * Invoke remote method to get package information and install 10455 * location values. Override install location based on default 10456 * policy if needed and then create install arguments based 10457 * on the install location. 10458 */ 10459 public void handleStartCopy() throws RemoteException { 10460 int ret = PackageManager.INSTALL_SUCCEEDED; 10461 10462 // If we're already staged, we've firmly committed to an install location 10463 if (origin.staged) { 10464 if (origin.file != null) { 10465 installFlags |= PackageManager.INSTALL_INTERNAL; 10466 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10467 } else if (origin.cid != null) { 10468 installFlags |= PackageManager.INSTALL_EXTERNAL; 10469 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10470 } else { 10471 throw new IllegalStateException("Invalid stage location"); 10472 } 10473 } 10474 10475 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10476 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10477 10478 PackageInfoLite pkgLite = null; 10479 10480 if (onInt && onSd) { 10481 // Check if both bits are set. 10482 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10483 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10484 } else { 10485 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10486 packageAbiOverride); 10487 10488 /* 10489 * If we have too little free space, try to free cache 10490 * before giving up. 10491 */ 10492 if (!origin.staged && pkgLite.recommendedInstallLocation 10493 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10494 // TODO: focus freeing disk space on the target device 10495 final StorageManager storage = StorageManager.from(mContext); 10496 final long lowThreshold = storage.getStorageLowBytes( 10497 Environment.getDataDirectory()); 10498 10499 final long sizeBytes = mContainerService.calculateInstalledSize( 10500 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10501 10502 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10503 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10504 installFlags, packageAbiOverride); 10505 } 10506 10507 /* 10508 * The cache free must have deleted the file we 10509 * downloaded to install. 10510 * 10511 * TODO: fix the "freeCache" call to not delete 10512 * the file we care about. 10513 */ 10514 if (pkgLite.recommendedInstallLocation 10515 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10516 pkgLite.recommendedInstallLocation 10517 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10518 } 10519 } 10520 } 10521 10522 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10523 int loc = pkgLite.recommendedInstallLocation; 10524 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10525 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10526 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10527 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10528 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10529 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10530 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10531 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10532 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10533 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10534 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10535 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10536 } else { 10537 // Override with defaults if needed. 10538 loc = installLocationPolicy(pkgLite); 10539 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10540 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10541 } else if (!onSd && !onInt) { 10542 // Override install location with flags 10543 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10544 // Set the flag to install on external media. 10545 installFlags |= PackageManager.INSTALL_EXTERNAL; 10546 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10547 } else { 10548 // Make sure the flag for installing on external 10549 // media is unset 10550 installFlags |= PackageManager.INSTALL_INTERNAL; 10551 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10552 } 10553 } 10554 } 10555 } 10556 10557 final InstallArgs args = createInstallArgs(this); 10558 mArgs = args; 10559 10560 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10561 /* 10562 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10563 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10564 */ 10565 int userIdentifier = getUser().getIdentifier(); 10566 if (userIdentifier == UserHandle.USER_ALL 10567 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10568 userIdentifier = UserHandle.USER_OWNER; 10569 } 10570 10571 /* 10572 * Determine if we have any installed package verifiers. If we 10573 * do, then we'll defer to them to verify the packages. 10574 */ 10575 final int requiredUid = mRequiredVerifierPackage == null ? -1 10576 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10577 if (!origin.existing && requiredUid != -1 10578 && isVerificationEnabled(userIdentifier, installFlags)) { 10579 final Intent verification = new Intent( 10580 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10581 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10582 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10583 PACKAGE_MIME_TYPE); 10584 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10585 10586 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10587 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10588 0 /* TODO: Which userId? */); 10589 10590 if (DEBUG_VERIFY) { 10591 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10592 + verification.toString() + " with " + pkgLite.verifiers.length 10593 + " optional verifiers"); 10594 } 10595 10596 final int verificationId = mPendingVerificationToken++; 10597 10598 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10599 10600 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10601 installerPackageName); 10602 10603 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10604 installFlags); 10605 10606 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10607 pkgLite.packageName); 10608 10609 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10610 pkgLite.versionCode); 10611 10612 if (verificationParams != null) { 10613 if (verificationParams.getVerificationURI() != null) { 10614 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10615 verificationParams.getVerificationURI()); 10616 } 10617 if (verificationParams.getOriginatingURI() != null) { 10618 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10619 verificationParams.getOriginatingURI()); 10620 } 10621 if (verificationParams.getReferrer() != null) { 10622 verification.putExtra(Intent.EXTRA_REFERRER, 10623 verificationParams.getReferrer()); 10624 } 10625 if (verificationParams.getOriginatingUid() >= 0) { 10626 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10627 verificationParams.getOriginatingUid()); 10628 } 10629 if (verificationParams.getInstallerUid() >= 0) { 10630 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10631 verificationParams.getInstallerUid()); 10632 } 10633 } 10634 10635 final PackageVerificationState verificationState = new PackageVerificationState( 10636 requiredUid, args); 10637 10638 mPendingVerification.append(verificationId, verificationState); 10639 10640 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10641 receivers, verificationState); 10642 10643 /* 10644 * If any sufficient verifiers were listed in the package 10645 * manifest, attempt to ask them. 10646 */ 10647 if (sufficientVerifiers != null) { 10648 final int N = sufficientVerifiers.size(); 10649 if (N == 0) { 10650 Slog.i(TAG, "Additional verifiers required, but none installed."); 10651 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10652 } else { 10653 for (int i = 0; i < N; i++) { 10654 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10655 10656 final Intent sufficientIntent = new Intent(verification); 10657 sufficientIntent.setComponent(verifierComponent); 10658 10659 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10660 } 10661 } 10662 } 10663 10664 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10665 mRequiredVerifierPackage, receivers); 10666 if (ret == PackageManager.INSTALL_SUCCEEDED 10667 && mRequiredVerifierPackage != null) { 10668 /* 10669 * Send the intent to the required verification agent, 10670 * but only start the verification timeout after the 10671 * target BroadcastReceivers have run. 10672 */ 10673 verification.setComponent(requiredVerifierComponent); 10674 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10675 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10676 new BroadcastReceiver() { 10677 @Override 10678 public void onReceive(Context context, Intent intent) { 10679 final Message msg = mHandler 10680 .obtainMessage(CHECK_PENDING_VERIFICATION); 10681 msg.arg1 = verificationId; 10682 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10683 } 10684 }, null, 0, null, null); 10685 10686 /* 10687 * We don't want the copy to proceed until verification 10688 * succeeds, so null out this field. 10689 */ 10690 mArgs = null; 10691 } 10692 } else { 10693 /* 10694 * No package verification is enabled, so immediately start 10695 * the remote call to initiate copy using temporary file. 10696 */ 10697 ret = args.copyApk(mContainerService, true); 10698 } 10699 } 10700 10701 mRet = ret; 10702 } 10703 10704 @Override 10705 void handleReturnCode() { 10706 // If mArgs is null, then MCS couldn't be reached. When it 10707 // reconnects, it will try again to install. At that point, this 10708 // will succeed. 10709 if (mArgs != null) { 10710 processPendingInstall(mArgs, mRet); 10711 } 10712 } 10713 10714 @Override 10715 void handleServiceError() { 10716 mArgs = createInstallArgs(this); 10717 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10718 } 10719 10720 public boolean isForwardLocked() { 10721 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10722 } 10723 } 10724 10725 /** 10726 * Used during creation of InstallArgs 10727 * 10728 * @param installFlags package installation flags 10729 * @return true if should be installed on external storage 10730 */ 10731 private static boolean installOnExternalAsec(int installFlags) { 10732 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10733 return false; 10734 } 10735 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10736 return true; 10737 } 10738 return false; 10739 } 10740 10741 /** 10742 * Used during creation of InstallArgs 10743 * 10744 * @param installFlags package installation flags 10745 * @return true if should be installed as forward locked 10746 */ 10747 private static boolean installForwardLocked(int installFlags) { 10748 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10749 } 10750 10751 private InstallArgs createInstallArgs(InstallParams params) { 10752 if (params.move != null) { 10753 return new MoveInstallArgs(params); 10754 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10755 return new AsecInstallArgs(params); 10756 } else { 10757 return new FileInstallArgs(params); 10758 } 10759 } 10760 10761 /** 10762 * Create args that describe an existing installed package. Typically used 10763 * when cleaning up old installs, or used as a move source. 10764 */ 10765 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10766 String resourcePath, String[] instructionSets) { 10767 final boolean isInAsec; 10768 if (installOnExternalAsec(installFlags)) { 10769 /* Apps on SD card are always in ASEC containers. */ 10770 isInAsec = true; 10771 } else if (installForwardLocked(installFlags) 10772 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10773 /* 10774 * Forward-locked apps are only in ASEC containers if they're the 10775 * new style 10776 */ 10777 isInAsec = true; 10778 } else { 10779 isInAsec = false; 10780 } 10781 10782 if (isInAsec) { 10783 return new AsecInstallArgs(codePath, instructionSets, 10784 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10785 } else { 10786 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10787 } 10788 } 10789 10790 static abstract class InstallArgs { 10791 /** @see InstallParams#origin */ 10792 final OriginInfo origin; 10793 /** @see InstallParams#move */ 10794 final MoveInfo move; 10795 10796 final IPackageInstallObserver2 observer; 10797 // Always refers to PackageManager flags only 10798 final int installFlags; 10799 final String installerPackageName; 10800 final String volumeUuid; 10801 final ManifestDigest manifestDigest; 10802 final UserHandle user; 10803 final String abiOverride; 10804 final String[] installGrantPermissions; 10805 10806 // The list of instruction sets supported by this app. This is currently 10807 // only used during the rmdex() phase to clean up resources. We can get rid of this 10808 // if we move dex files under the common app path. 10809 /* nullable */ String[] instructionSets; 10810 10811 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10812 int installFlags, String installerPackageName, String volumeUuid, 10813 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10814 String abiOverride, String[] installGrantPermissions) { 10815 this.origin = origin; 10816 this.move = move; 10817 this.installFlags = installFlags; 10818 this.observer = observer; 10819 this.installerPackageName = installerPackageName; 10820 this.volumeUuid = volumeUuid; 10821 this.manifestDigest = manifestDigest; 10822 this.user = user; 10823 this.instructionSets = instructionSets; 10824 this.abiOverride = abiOverride; 10825 this.installGrantPermissions = installGrantPermissions; 10826 } 10827 10828 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10829 abstract int doPreInstall(int status); 10830 10831 /** 10832 * Rename package into final resting place. All paths on the given 10833 * scanned package should be updated to reflect the rename. 10834 */ 10835 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10836 abstract int doPostInstall(int status, int uid); 10837 10838 /** @see PackageSettingBase#codePathString */ 10839 abstract String getCodePath(); 10840 /** @see PackageSettingBase#resourcePathString */ 10841 abstract String getResourcePath(); 10842 10843 // Need installer lock especially for dex file removal. 10844 abstract void cleanUpResourcesLI(); 10845 abstract boolean doPostDeleteLI(boolean delete); 10846 10847 /** 10848 * Called before the source arguments are copied. This is used mostly 10849 * for MoveParams when it needs to read the source file to put it in the 10850 * destination. 10851 */ 10852 int doPreCopy() { 10853 return PackageManager.INSTALL_SUCCEEDED; 10854 } 10855 10856 /** 10857 * Called after the source arguments are copied. This is used mostly for 10858 * MoveParams when it needs to read the source file to put it in the 10859 * destination. 10860 * 10861 * @return 10862 */ 10863 int doPostCopy(int uid) { 10864 return PackageManager.INSTALL_SUCCEEDED; 10865 } 10866 10867 protected boolean isFwdLocked() { 10868 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10869 } 10870 10871 protected boolean isExternalAsec() { 10872 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10873 } 10874 10875 UserHandle getUser() { 10876 return user; 10877 } 10878 } 10879 10880 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10881 if (!allCodePaths.isEmpty()) { 10882 if (instructionSets == null) { 10883 throw new IllegalStateException("instructionSet == null"); 10884 } 10885 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10886 for (String codePath : allCodePaths) { 10887 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10888 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10889 if (retCode < 0) { 10890 Slog.w(TAG, "Couldn't remove dex file for package: " 10891 + " at location " + codePath + ", retcode=" + retCode); 10892 // we don't consider this to be a failure of the core package deletion 10893 } 10894 } 10895 } 10896 } 10897 } 10898 10899 /** 10900 * Logic to handle installation of non-ASEC applications, including copying 10901 * and renaming logic. 10902 */ 10903 class FileInstallArgs extends InstallArgs { 10904 private File codeFile; 10905 private File resourceFile; 10906 10907 // Example topology: 10908 // /data/app/com.example/base.apk 10909 // /data/app/com.example/split_foo.apk 10910 // /data/app/com.example/lib/arm/libfoo.so 10911 // /data/app/com.example/lib/arm64/libfoo.so 10912 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10913 10914 /** New install */ 10915 FileInstallArgs(InstallParams params) { 10916 super(params.origin, params.move, params.observer, params.installFlags, 10917 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10918 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10919 params.grantedRuntimePermissions); 10920 if (isFwdLocked()) { 10921 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10922 } 10923 } 10924 10925 /** Existing install */ 10926 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10927 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10928 null, null); 10929 this.codeFile = (codePath != null) ? new File(codePath) : null; 10930 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10931 } 10932 10933 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10934 if (origin.staged) { 10935 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10936 codeFile = origin.file; 10937 resourceFile = origin.file; 10938 return PackageManager.INSTALL_SUCCEEDED; 10939 } 10940 10941 try { 10942 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10943 codeFile = tempDir; 10944 resourceFile = tempDir; 10945 } catch (IOException e) { 10946 Slog.w(TAG, "Failed to create copy file: " + e); 10947 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10948 } 10949 10950 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10951 @Override 10952 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10953 if (!FileUtils.isValidExtFilename(name)) { 10954 throw new IllegalArgumentException("Invalid filename: " + name); 10955 } 10956 try { 10957 final File file = new File(codeFile, name); 10958 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10959 O_RDWR | O_CREAT, 0644); 10960 Os.chmod(file.getAbsolutePath(), 0644); 10961 return new ParcelFileDescriptor(fd); 10962 } catch (ErrnoException e) { 10963 throw new RemoteException("Failed to open: " + e.getMessage()); 10964 } 10965 } 10966 }; 10967 10968 int ret = PackageManager.INSTALL_SUCCEEDED; 10969 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10970 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10971 Slog.e(TAG, "Failed to copy package"); 10972 return ret; 10973 } 10974 10975 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10976 NativeLibraryHelper.Handle handle = null; 10977 try { 10978 handle = NativeLibraryHelper.Handle.create(codeFile); 10979 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10980 abiOverride); 10981 } catch (IOException e) { 10982 Slog.e(TAG, "Copying native libraries failed", e); 10983 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10984 } finally { 10985 IoUtils.closeQuietly(handle); 10986 } 10987 10988 return ret; 10989 } 10990 10991 int doPreInstall(int status) { 10992 if (status != PackageManager.INSTALL_SUCCEEDED) { 10993 cleanUp(); 10994 } 10995 return status; 10996 } 10997 10998 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10999 if (status != PackageManager.INSTALL_SUCCEEDED) { 11000 cleanUp(); 11001 return false; 11002 } 11003 11004 final File targetDir = codeFile.getParentFile(); 11005 final File beforeCodeFile = codeFile; 11006 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11007 11008 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11009 try { 11010 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11011 } catch (ErrnoException e) { 11012 Slog.w(TAG, "Failed to rename", e); 11013 return false; 11014 } 11015 11016 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11017 Slog.w(TAG, "Failed to restorecon"); 11018 return false; 11019 } 11020 11021 // Reflect the rename internally 11022 codeFile = afterCodeFile; 11023 resourceFile = afterCodeFile; 11024 11025 // Reflect the rename in scanned details 11026 pkg.codePath = afterCodeFile.getAbsolutePath(); 11027 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11028 pkg.baseCodePath); 11029 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11030 pkg.splitCodePaths); 11031 11032 // Reflect the rename in app info 11033 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11034 pkg.applicationInfo.setCodePath(pkg.codePath); 11035 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11036 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11037 pkg.applicationInfo.setResourcePath(pkg.codePath); 11038 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11039 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11040 11041 return true; 11042 } 11043 11044 int doPostInstall(int status, int uid) { 11045 if (status != PackageManager.INSTALL_SUCCEEDED) { 11046 cleanUp(); 11047 } 11048 return status; 11049 } 11050 11051 @Override 11052 String getCodePath() { 11053 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11054 } 11055 11056 @Override 11057 String getResourcePath() { 11058 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11059 } 11060 11061 private boolean cleanUp() { 11062 if (codeFile == null || !codeFile.exists()) { 11063 return false; 11064 } 11065 11066 if (codeFile.isDirectory()) { 11067 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11068 } else { 11069 codeFile.delete(); 11070 } 11071 11072 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11073 resourceFile.delete(); 11074 } 11075 11076 return true; 11077 } 11078 11079 void cleanUpResourcesLI() { 11080 // Try enumerating all code paths before deleting 11081 List<String> allCodePaths = Collections.EMPTY_LIST; 11082 if (codeFile != null && codeFile.exists()) { 11083 try { 11084 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11085 allCodePaths = pkg.getAllCodePaths(); 11086 } catch (PackageParserException e) { 11087 // Ignored; we tried our best 11088 } 11089 } 11090 11091 cleanUp(); 11092 removeDexFiles(allCodePaths, instructionSets); 11093 } 11094 11095 boolean doPostDeleteLI(boolean delete) { 11096 // XXX err, shouldn't we respect the delete flag? 11097 cleanUpResourcesLI(); 11098 return true; 11099 } 11100 } 11101 11102 private boolean isAsecExternal(String cid) { 11103 final String asecPath = PackageHelper.getSdFilesystem(cid); 11104 return !asecPath.startsWith(mAsecInternalPath); 11105 } 11106 11107 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11108 PackageManagerException { 11109 if (copyRet < 0) { 11110 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11111 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11112 throw new PackageManagerException(copyRet, message); 11113 } 11114 } 11115 } 11116 11117 /** 11118 * Extract the MountService "container ID" from the full code path of an 11119 * .apk. 11120 */ 11121 static String cidFromCodePath(String fullCodePath) { 11122 int eidx = fullCodePath.lastIndexOf("/"); 11123 String subStr1 = fullCodePath.substring(0, eidx); 11124 int sidx = subStr1.lastIndexOf("/"); 11125 return subStr1.substring(sidx+1, eidx); 11126 } 11127 11128 /** 11129 * Logic to handle installation of ASEC applications, including copying and 11130 * renaming logic. 11131 */ 11132 class AsecInstallArgs extends InstallArgs { 11133 static final String RES_FILE_NAME = "pkg.apk"; 11134 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11135 11136 String cid; 11137 String packagePath; 11138 String resourcePath; 11139 11140 /** New install */ 11141 AsecInstallArgs(InstallParams params) { 11142 super(params.origin, params.move, params.observer, params.installFlags, 11143 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11144 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11145 params.grantedRuntimePermissions); 11146 } 11147 11148 /** Existing install */ 11149 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11150 boolean isExternal, boolean isForwardLocked) { 11151 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11152 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11153 instructionSets, null, null); 11154 // Hackily pretend we're still looking at a full code path 11155 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11156 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11157 } 11158 11159 // Extract cid from fullCodePath 11160 int eidx = fullCodePath.lastIndexOf("/"); 11161 String subStr1 = fullCodePath.substring(0, eidx); 11162 int sidx = subStr1.lastIndexOf("/"); 11163 cid = subStr1.substring(sidx+1, eidx); 11164 setMountPath(subStr1); 11165 } 11166 11167 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11168 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11169 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11170 instructionSets, null, null); 11171 this.cid = cid; 11172 setMountPath(PackageHelper.getSdDir(cid)); 11173 } 11174 11175 void createCopyFile() { 11176 cid = mInstallerService.allocateExternalStageCidLegacy(); 11177 } 11178 11179 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11180 if (origin.staged) { 11181 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11182 cid = origin.cid; 11183 setMountPath(PackageHelper.getSdDir(cid)); 11184 return PackageManager.INSTALL_SUCCEEDED; 11185 } 11186 11187 if (temp) { 11188 createCopyFile(); 11189 } else { 11190 /* 11191 * Pre-emptively destroy the container since it's destroyed if 11192 * copying fails due to it existing anyway. 11193 */ 11194 PackageHelper.destroySdDir(cid); 11195 } 11196 11197 final String newMountPath = imcs.copyPackageToContainer( 11198 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11199 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11200 11201 if (newMountPath != null) { 11202 setMountPath(newMountPath); 11203 return PackageManager.INSTALL_SUCCEEDED; 11204 } else { 11205 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11206 } 11207 } 11208 11209 @Override 11210 String getCodePath() { 11211 return packagePath; 11212 } 11213 11214 @Override 11215 String getResourcePath() { 11216 return resourcePath; 11217 } 11218 11219 int doPreInstall(int status) { 11220 if (status != PackageManager.INSTALL_SUCCEEDED) { 11221 // Destroy container 11222 PackageHelper.destroySdDir(cid); 11223 } else { 11224 boolean mounted = PackageHelper.isContainerMounted(cid); 11225 if (!mounted) { 11226 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11227 Process.SYSTEM_UID); 11228 if (newMountPath != null) { 11229 setMountPath(newMountPath); 11230 } else { 11231 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11232 } 11233 } 11234 } 11235 return status; 11236 } 11237 11238 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11239 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11240 String newMountPath = null; 11241 if (PackageHelper.isContainerMounted(cid)) { 11242 // Unmount the container 11243 if (!PackageHelper.unMountSdDir(cid)) { 11244 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11245 return false; 11246 } 11247 } 11248 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11249 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11250 " which might be stale. Will try to clean up."); 11251 // Clean up the stale container and proceed to recreate. 11252 if (!PackageHelper.destroySdDir(newCacheId)) { 11253 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11254 return false; 11255 } 11256 // Successfully cleaned up stale container. Try to rename again. 11257 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11258 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11259 + " inspite of cleaning it up."); 11260 return false; 11261 } 11262 } 11263 if (!PackageHelper.isContainerMounted(newCacheId)) { 11264 Slog.w(TAG, "Mounting container " + newCacheId); 11265 newMountPath = PackageHelper.mountSdDir(newCacheId, 11266 getEncryptKey(), Process.SYSTEM_UID); 11267 } else { 11268 newMountPath = PackageHelper.getSdDir(newCacheId); 11269 } 11270 if (newMountPath == null) { 11271 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11272 return false; 11273 } 11274 Log.i(TAG, "Succesfully renamed " + cid + 11275 " to " + newCacheId + 11276 " at new path: " + newMountPath); 11277 cid = newCacheId; 11278 11279 final File beforeCodeFile = new File(packagePath); 11280 setMountPath(newMountPath); 11281 final File afterCodeFile = new File(packagePath); 11282 11283 // Reflect the rename in scanned details 11284 pkg.codePath = afterCodeFile.getAbsolutePath(); 11285 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11286 pkg.baseCodePath); 11287 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11288 pkg.splitCodePaths); 11289 11290 // Reflect the rename in app info 11291 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11292 pkg.applicationInfo.setCodePath(pkg.codePath); 11293 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11294 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11295 pkg.applicationInfo.setResourcePath(pkg.codePath); 11296 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11297 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11298 11299 return true; 11300 } 11301 11302 private void setMountPath(String mountPath) { 11303 final File mountFile = new File(mountPath); 11304 11305 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11306 if (monolithicFile.exists()) { 11307 packagePath = monolithicFile.getAbsolutePath(); 11308 if (isFwdLocked()) { 11309 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11310 } else { 11311 resourcePath = packagePath; 11312 } 11313 } else { 11314 packagePath = mountFile.getAbsolutePath(); 11315 resourcePath = packagePath; 11316 } 11317 } 11318 11319 int doPostInstall(int status, int uid) { 11320 if (status != PackageManager.INSTALL_SUCCEEDED) { 11321 cleanUp(); 11322 } else { 11323 final int groupOwner; 11324 final String protectedFile; 11325 if (isFwdLocked()) { 11326 groupOwner = UserHandle.getSharedAppGid(uid); 11327 protectedFile = RES_FILE_NAME; 11328 } else { 11329 groupOwner = -1; 11330 protectedFile = null; 11331 } 11332 11333 if (uid < Process.FIRST_APPLICATION_UID 11334 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11335 Slog.e(TAG, "Failed to finalize " + cid); 11336 PackageHelper.destroySdDir(cid); 11337 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11338 } 11339 11340 boolean mounted = PackageHelper.isContainerMounted(cid); 11341 if (!mounted) { 11342 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11343 } 11344 } 11345 return status; 11346 } 11347 11348 private void cleanUp() { 11349 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11350 11351 // Destroy secure container 11352 PackageHelper.destroySdDir(cid); 11353 } 11354 11355 private List<String> getAllCodePaths() { 11356 final File codeFile = new File(getCodePath()); 11357 if (codeFile != null && codeFile.exists()) { 11358 try { 11359 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11360 return pkg.getAllCodePaths(); 11361 } catch (PackageParserException e) { 11362 // Ignored; we tried our best 11363 } 11364 } 11365 return Collections.EMPTY_LIST; 11366 } 11367 11368 void cleanUpResourcesLI() { 11369 // Enumerate all code paths before deleting 11370 cleanUpResourcesLI(getAllCodePaths()); 11371 } 11372 11373 private void cleanUpResourcesLI(List<String> allCodePaths) { 11374 cleanUp(); 11375 removeDexFiles(allCodePaths, instructionSets); 11376 } 11377 11378 String getPackageName() { 11379 return getAsecPackageName(cid); 11380 } 11381 11382 boolean doPostDeleteLI(boolean delete) { 11383 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11384 final List<String> allCodePaths = getAllCodePaths(); 11385 boolean mounted = PackageHelper.isContainerMounted(cid); 11386 if (mounted) { 11387 // Unmount first 11388 if (PackageHelper.unMountSdDir(cid)) { 11389 mounted = false; 11390 } 11391 } 11392 if (!mounted && delete) { 11393 cleanUpResourcesLI(allCodePaths); 11394 } 11395 return !mounted; 11396 } 11397 11398 @Override 11399 int doPreCopy() { 11400 if (isFwdLocked()) { 11401 if (!PackageHelper.fixSdPermissions(cid, 11402 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11403 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11404 } 11405 } 11406 11407 return PackageManager.INSTALL_SUCCEEDED; 11408 } 11409 11410 @Override 11411 int doPostCopy(int uid) { 11412 if (isFwdLocked()) { 11413 if (uid < Process.FIRST_APPLICATION_UID 11414 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11415 RES_FILE_NAME)) { 11416 Slog.e(TAG, "Failed to finalize " + cid); 11417 PackageHelper.destroySdDir(cid); 11418 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11419 } 11420 } 11421 11422 return PackageManager.INSTALL_SUCCEEDED; 11423 } 11424 } 11425 11426 /** 11427 * Logic to handle movement of existing installed applications. 11428 */ 11429 class MoveInstallArgs extends InstallArgs { 11430 private File codeFile; 11431 private File resourceFile; 11432 11433 /** New install */ 11434 MoveInstallArgs(InstallParams params) { 11435 super(params.origin, params.move, params.observer, params.installFlags, 11436 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11437 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11438 params.grantedRuntimePermissions); 11439 } 11440 11441 int copyApk(IMediaContainerService imcs, boolean temp) { 11442 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11443 + move.fromUuid + " to " + move.toUuid); 11444 synchronized (mInstaller) { 11445 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11446 move.dataAppName, move.appId, move.seinfo) != 0) { 11447 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11448 } 11449 } 11450 11451 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11452 resourceFile = codeFile; 11453 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11454 11455 return PackageManager.INSTALL_SUCCEEDED; 11456 } 11457 11458 int doPreInstall(int status) { 11459 if (status != PackageManager.INSTALL_SUCCEEDED) { 11460 cleanUp(move.toUuid); 11461 } 11462 return status; 11463 } 11464 11465 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11466 if (status != PackageManager.INSTALL_SUCCEEDED) { 11467 cleanUp(move.toUuid); 11468 return false; 11469 } 11470 11471 // Reflect the move in app info 11472 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11473 pkg.applicationInfo.setCodePath(pkg.codePath); 11474 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11475 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11476 pkg.applicationInfo.setResourcePath(pkg.codePath); 11477 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11478 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11479 11480 return true; 11481 } 11482 11483 int doPostInstall(int status, int uid) { 11484 if (status == PackageManager.INSTALL_SUCCEEDED) { 11485 cleanUp(move.fromUuid); 11486 } else { 11487 cleanUp(move.toUuid); 11488 } 11489 return status; 11490 } 11491 11492 @Override 11493 String getCodePath() { 11494 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11495 } 11496 11497 @Override 11498 String getResourcePath() { 11499 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11500 } 11501 11502 private boolean cleanUp(String volumeUuid) { 11503 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11504 move.dataAppName); 11505 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11506 synchronized (mInstallLock) { 11507 // Clean up both app data and code 11508 removeDataDirsLI(volumeUuid, move.packageName); 11509 if (codeFile.isDirectory()) { 11510 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11511 } else { 11512 codeFile.delete(); 11513 } 11514 } 11515 return true; 11516 } 11517 11518 void cleanUpResourcesLI() { 11519 throw new UnsupportedOperationException(); 11520 } 11521 11522 boolean doPostDeleteLI(boolean delete) { 11523 throw new UnsupportedOperationException(); 11524 } 11525 } 11526 11527 static String getAsecPackageName(String packageCid) { 11528 int idx = packageCid.lastIndexOf("-"); 11529 if (idx == -1) { 11530 return packageCid; 11531 } 11532 return packageCid.substring(0, idx); 11533 } 11534 11535 // Utility method used to create code paths based on package name and available index. 11536 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11537 String idxStr = ""; 11538 int idx = 1; 11539 // Fall back to default value of idx=1 if prefix is not 11540 // part of oldCodePath 11541 if (oldCodePath != null) { 11542 String subStr = oldCodePath; 11543 // Drop the suffix right away 11544 if (suffix != null && subStr.endsWith(suffix)) { 11545 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11546 } 11547 // If oldCodePath already contains prefix find out the 11548 // ending index to either increment or decrement. 11549 int sidx = subStr.lastIndexOf(prefix); 11550 if (sidx != -1) { 11551 subStr = subStr.substring(sidx + prefix.length()); 11552 if (subStr != null) { 11553 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11554 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11555 } 11556 try { 11557 idx = Integer.parseInt(subStr); 11558 if (idx <= 1) { 11559 idx++; 11560 } else { 11561 idx--; 11562 } 11563 } catch(NumberFormatException e) { 11564 } 11565 } 11566 } 11567 } 11568 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11569 return prefix + idxStr; 11570 } 11571 11572 private File getNextCodePath(File targetDir, String packageName) { 11573 int suffix = 1; 11574 File result; 11575 do { 11576 result = new File(targetDir, packageName + "-" + suffix); 11577 suffix++; 11578 } while (result.exists()); 11579 return result; 11580 } 11581 11582 // Utility method that returns the relative package path with respect 11583 // to the installation directory. Like say for /data/data/com.test-1.apk 11584 // string com.test-1 is returned. 11585 static String deriveCodePathName(String codePath) { 11586 if (codePath == null) { 11587 return null; 11588 } 11589 final File codeFile = new File(codePath); 11590 final String name = codeFile.getName(); 11591 if (codeFile.isDirectory()) { 11592 return name; 11593 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11594 final int lastDot = name.lastIndexOf('.'); 11595 return name.substring(0, lastDot); 11596 } else { 11597 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11598 return null; 11599 } 11600 } 11601 11602 class PackageInstalledInfo { 11603 String name; 11604 int uid; 11605 // The set of users that originally had this package installed. 11606 int[] origUsers; 11607 // The set of users that now have this package installed. 11608 int[] newUsers; 11609 PackageParser.Package pkg; 11610 int returnCode; 11611 String returnMsg; 11612 PackageRemovedInfo removedInfo; 11613 11614 public void setError(int code, String msg) { 11615 returnCode = code; 11616 returnMsg = msg; 11617 Slog.w(TAG, msg); 11618 } 11619 11620 public void setError(String msg, PackageParserException e) { 11621 returnCode = e.error; 11622 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11623 Slog.w(TAG, msg, e); 11624 } 11625 11626 public void setError(String msg, PackageManagerException e) { 11627 returnCode = e.error; 11628 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11629 Slog.w(TAG, msg, e); 11630 } 11631 11632 // In some error cases we want to convey more info back to the observer 11633 String origPackage; 11634 String origPermission; 11635 } 11636 11637 /* 11638 * Install a non-existing package. 11639 */ 11640 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11641 UserHandle user, String installerPackageName, String volumeUuid, 11642 PackageInstalledInfo res) { 11643 // Remember this for later, in case we need to rollback this install 11644 String pkgName = pkg.packageName; 11645 11646 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11647 final boolean dataDirExists = Environment 11648 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11649 synchronized(mPackages) { 11650 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11651 // A package with the same name is already installed, though 11652 // it has been renamed to an older name. The package we 11653 // are trying to install should be installed as an update to 11654 // the existing one, but that has not been requested, so bail. 11655 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11656 + " without first uninstalling package running as " 11657 + mSettings.mRenamedPackages.get(pkgName)); 11658 return; 11659 } 11660 if (mPackages.containsKey(pkgName)) { 11661 // Don't allow installation over an existing package with the same name. 11662 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11663 + " without first uninstalling."); 11664 return; 11665 } 11666 } 11667 11668 try { 11669 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11670 System.currentTimeMillis(), user); 11671 11672 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11673 // delete the partially installed application. the data directory will have to be 11674 // restored if it was already existing 11675 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11676 // remove package from internal structures. Note that we want deletePackageX to 11677 // delete the package data and cache directories that it created in 11678 // scanPackageLocked, unless those directories existed before we even tried to 11679 // install. 11680 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11681 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11682 res.removedInfo, true); 11683 } 11684 11685 } catch (PackageManagerException e) { 11686 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11687 } 11688 } 11689 11690 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11691 // Can't rotate keys during boot or if sharedUser. 11692 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11693 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11694 return false; 11695 } 11696 // app is using upgradeKeySets; make sure all are valid 11697 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11698 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11699 for (int i = 0; i < upgradeKeySets.length; i++) { 11700 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11701 Slog.wtf(TAG, "Package " 11702 + (oldPs.name != null ? oldPs.name : "<null>") 11703 + " contains upgrade-key-set reference to unknown key-set: " 11704 + upgradeKeySets[i] 11705 + " reverting to signatures check."); 11706 return false; 11707 } 11708 } 11709 return true; 11710 } 11711 11712 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11713 // Upgrade keysets are being used. Determine if new package has a superset of the 11714 // required keys. 11715 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11716 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11717 for (int i = 0; i < upgradeKeySets.length; i++) { 11718 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11719 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11720 return true; 11721 } 11722 } 11723 return false; 11724 } 11725 11726 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11727 UserHandle user, String installerPackageName, String volumeUuid, 11728 PackageInstalledInfo res) { 11729 final PackageParser.Package oldPackage; 11730 final String pkgName = pkg.packageName; 11731 final int[] allUsers; 11732 final boolean[] perUserInstalled; 11733 final boolean weFroze; 11734 11735 // First find the old package info and check signatures 11736 synchronized(mPackages) { 11737 oldPackage = mPackages.get(pkgName); 11738 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11739 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11740 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11741 if(!checkUpgradeKeySetLP(ps, pkg)) { 11742 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11743 "New package not signed by keys specified by upgrade-keysets: " 11744 + pkgName); 11745 return; 11746 } 11747 } else { 11748 // default to original signature matching 11749 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11750 != PackageManager.SIGNATURE_MATCH) { 11751 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11752 "New package has a different signature: " + pkgName); 11753 return; 11754 } 11755 } 11756 11757 // In case of rollback, remember per-user/profile install state 11758 allUsers = sUserManager.getUserIds(); 11759 perUserInstalled = new boolean[allUsers.length]; 11760 for (int i = 0; i < allUsers.length; i++) { 11761 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11762 } 11763 11764 // Mark the app as frozen to prevent launching during the upgrade 11765 // process, and then kill all running instances 11766 if (!ps.frozen) { 11767 ps.frozen = true; 11768 weFroze = true; 11769 } else { 11770 weFroze = false; 11771 } 11772 } 11773 11774 // Now that we're guarded by frozen state, kill app during upgrade 11775 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11776 11777 try { 11778 boolean sysPkg = (isSystemApp(oldPackage)); 11779 if (sysPkg) { 11780 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11781 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11782 } else { 11783 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11784 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11785 } 11786 } finally { 11787 // Regardless of success or failure of upgrade steps above, always 11788 // unfreeze the package if we froze it 11789 if (weFroze) { 11790 unfreezePackage(pkgName); 11791 } 11792 } 11793 } 11794 11795 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11796 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11797 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11798 String volumeUuid, PackageInstalledInfo res) { 11799 String pkgName = deletedPackage.packageName; 11800 boolean deletedPkg = true; 11801 boolean updatedSettings = false; 11802 11803 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11804 + deletedPackage); 11805 long origUpdateTime; 11806 if (pkg.mExtras != null) { 11807 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11808 } else { 11809 origUpdateTime = 0; 11810 } 11811 11812 // First delete the existing package while retaining the data directory 11813 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11814 res.removedInfo, true)) { 11815 // If the existing package wasn't successfully deleted 11816 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11817 deletedPkg = false; 11818 } else { 11819 // Successfully deleted the old package; proceed with replace. 11820 11821 // If deleted package lived in a container, give users a chance to 11822 // relinquish resources before killing. 11823 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11824 if (DEBUG_INSTALL) { 11825 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11826 } 11827 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11828 final ArrayList<String> pkgList = new ArrayList<String>(1); 11829 pkgList.add(deletedPackage.applicationInfo.packageName); 11830 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11831 } 11832 11833 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11834 try { 11835 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11836 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11837 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11838 perUserInstalled, res, user); 11839 updatedSettings = true; 11840 } catch (PackageManagerException e) { 11841 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11842 } 11843 } 11844 11845 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11846 // remove package from internal structures. Note that we want deletePackageX to 11847 // delete the package data and cache directories that it created in 11848 // scanPackageLocked, unless those directories existed before we even tried to 11849 // install. 11850 if(updatedSettings) { 11851 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11852 deletePackageLI( 11853 pkgName, null, true, allUsers, perUserInstalled, 11854 PackageManager.DELETE_KEEP_DATA, 11855 res.removedInfo, true); 11856 } 11857 // Since we failed to install the new package we need to restore the old 11858 // package that we deleted. 11859 if (deletedPkg) { 11860 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11861 File restoreFile = new File(deletedPackage.codePath); 11862 // Parse old package 11863 boolean oldExternal = isExternal(deletedPackage); 11864 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11865 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11866 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11867 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11868 try { 11869 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11870 } catch (PackageManagerException e) { 11871 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11872 + e.getMessage()); 11873 return; 11874 } 11875 // Restore of old package succeeded. Update permissions. 11876 // writer 11877 synchronized (mPackages) { 11878 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11879 UPDATE_PERMISSIONS_ALL); 11880 // can downgrade to reader 11881 mSettings.writeLPr(); 11882 } 11883 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11884 } 11885 } 11886 } 11887 11888 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11889 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11890 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11891 String volumeUuid, PackageInstalledInfo res) { 11892 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11893 + ", old=" + deletedPackage); 11894 boolean disabledSystem = false; 11895 boolean updatedSettings = false; 11896 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11897 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11898 != 0) { 11899 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11900 } 11901 String packageName = deletedPackage.packageName; 11902 if (packageName == null) { 11903 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11904 "Attempt to delete null packageName."); 11905 return; 11906 } 11907 PackageParser.Package oldPkg; 11908 PackageSetting oldPkgSetting; 11909 // reader 11910 synchronized (mPackages) { 11911 oldPkg = mPackages.get(packageName); 11912 oldPkgSetting = mSettings.mPackages.get(packageName); 11913 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11914 (oldPkgSetting == null)) { 11915 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11916 "Couldn't find package:" + packageName + " information"); 11917 return; 11918 } 11919 } 11920 11921 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11922 res.removedInfo.removedPackage = packageName; 11923 // Remove existing system package 11924 removePackageLI(oldPkgSetting, true); 11925 // writer 11926 synchronized (mPackages) { 11927 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11928 if (!disabledSystem && deletedPackage != null) { 11929 // We didn't need to disable the .apk as a current system package, 11930 // which means we are replacing another update that is already 11931 // installed. We need to make sure to delete the older one's .apk. 11932 res.removedInfo.args = createInstallArgsForExisting(0, 11933 deletedPackage.applicationInfo.getCodePath(), 11934 deletedPackage.applicationInfo.getResourcePath(), 11935 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11936 } else { 11937 res.removedInfo.args = null; 11938 } 11939 } 11940 11941 // Successfully disabled the old package. Now proceed with re-installation 11942 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11943 11944 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11945 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11946 11947 PackageParser.Package newPackage = null; 11948 try { 11949 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11950 if (newPackage.mExtras != null) { 11951 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11952 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11953 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11954 11955 // is the update attempting to change shared user? that isn't going to work... 11956 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11957 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11958 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11959 + " to " + newPkgSetting.sharedUser); 11960 updatedSettings = true; 11961 } 11962 } 11963 11964 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11965 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11966 perUserInstalled, res, user); 11967 updatedSettings = true; 11968 } 11969 11970 } catch (PackageManagerException e) { 11971 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11972 } 11973 11974 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11975 // Re installation failed. Restore old information 11976 // Remove new pkg information 11977 if (newPackage != null) { 11978 removeInstalledPackageLI(newPackage, true); 11979 } 11980 // Add back the old system package 11981 try { 11982 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11983 } catch (PackageManagerException e) { 11984 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11985 } 11986 // Restore the old system information in Settings 11987 synchronized (mPackages) { 11988 if (disabledSystem) { 11989 mSettings.enableSystemPackageLPw(packageName); 11990 } 11991 if (updatedSettings) { 11992 mSettings.setInstallerPackageName(packageName, 11993 oldPkgSetting.installerPackageName); 11994 } 11995 mSettings.writeLPr(); 11996 } 11997 } 11998 } 11999 12000 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12001 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12002 UserHandle user) { 12003 String pkgName = newPackage.packageName; 12004 synchronized (mPackages) { 12005 //write settings. the installStatus will be incomplete at this stage. 12006 //note that the new package setting would have already been 12007 //added to mPackages. It hasn't been persisted yet. 12008 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12009 mSettings.writeLPr(); 12010 } 12011 12012 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12013 12014 synchronized (mPackages) { 12015 updatePermissionsLPw(newPackage.packageName, newPackage, 12016 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12017 ? UPDATE_PERMISSIONS_ALL : 0)); 12018 // For system-bundled packages, we assume that installing an upgraded version 12019 // of the package implies that the user actually wants to run that new code, 12020 // so we enable the package. 12021 PackageSetting ps = mSettings.mPackages.get(pkgName); 12022 if (ps != null) { 12023 if (isSystemApp(newPackage)) { 12024 // NB: implicit assumption that system package upgrades apply to all users 12025 if (DEBUG_INSTALL) { 12026 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12027 } 12028 if (res.origUsers != null) { 12029 for (int userHandle : res.origUsers) { 12030 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12031 userHandle, installerPackageName); 12032 } 12033 } 12034 // Also convey the prior install/uninstall state 12035 if (allUsers != null && perUserInstalled != null) { 12036 for (int i = 0; i < allUsers.length; i++) { 12037 if (DEBUG_INSTALL) { 12038 Slog.d(TAG, " user " + allUsers[i] 12039 + " => " + perUserInstalled[i]); 12040 } 12041 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12042 } 12043 // these install state changes will be persisted in the 12044 // upcoming call to mSettings.writeLPr(). 12045 } 12046 } 12047 // It's implied that when a user requests installation, they want the app to be 12048 // installed and enabled. 12049 int userId = user.getIdentifier(); 12050 if (userId != UserHandle.USER_ALL) { 12051 ps.setInstalled(true, userId); 12052 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12053 } 12054 } 12055 res.name = pkgName; 12056 res.uid = newPackage.applicationInfo.uid; 12057 res.pkg = newPackage; 12058 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12059 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12060 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12061 //to update install status 12062 mSettings.writeLPr(); 12063 } 12064 } 12065 12066 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12067 final int installFlags = args.installFlags; 12068 final String installerPackageName = args.installerPackageName; 12069 final String volumeUuid = args.volumeUuid; 12070 final File tmpPackageFile = new File(args.getCodePath()); 12071 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12072 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12073 || (args.volumeUuid != null)); 12074 boolean replace = false; 12075 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12076 if (args.move != null) { 12077 // moving a complete application; perfom an initial scan on the new install location 12078 scanFlags |= SCAN_INITIAL; 12079 } 12080 // Result object to be returned 12081 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12082 12083 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12084 // Retrieve PackageSettings and parse package 12085 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12086 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12087 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12088 PackageParser pp = new PackageParser(); 12089 pp.setSeparateProcesses(mSeparateProcesses); 12090 pp.setDisplayMetrics(mMetrics); 12091 12092 final PackageParser.Package pkg; 12093 try { 12094 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12095 } catch (PackageParserException e) { 12096 res.setError("Failed parse during installPackageLI", e); 12097 return; 12098 } 12099 12100 // Mark that we have an install time CPU ABI override. 12101 pkg.cpuAbiOverride = args.abiOverride; 12102 12103 String pkgName = res.name = pkg.packageName; 12104 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12105 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12106 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12107 return; 12108 } 12109 } 12110 12111 try { 12112 pp.collectCertificates(pkg, parseFlags); 12113 pp.collectManifestDigest(pkg); 12114 } catch (PackageParserException e) { 12115 res.setError("Failed collect during installPackageLI", e); 12116 return; 12117 } 12118 12119 /* If the installer passed in a manifest digest, compare it now. */ 12120 if (args.manifestDigest != null) { 12121 if (DEBUG_INSTALL) { 12122 final String parsedManifest = pkg.manifestDigest == null ? "null" 12123 : pkg.manifestDigest.toString(); 12124 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12125 + parsedManifest); 12126 } 12127 12128 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12129 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12130 return; 12131 } 12132 } else if (DEBUG_INSTALL) { 12133 final String parsedManifest = pkg.manifestDigest == null 12134 ? "null" : pkg.manifestDigest.toString(); 12135 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12136 } 12137 12138 // Get rid of all references to package scan path via parser. 12139 pp = null; 12140 String oldCodePath = null; 12141 boolean systemApp = false; 12142 synchronized (mPackages) { 12143 // Check if installing already existing package 12144 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12145 String oldName = mSettings.mRenamedPackages.get(pkgName); 12146 if (pkg.mOriginalPackages != null 12147 && pkg.mOriginalPackages.contains(oldName) 12148 && mPackages.containsKey(oldName)) { 12149 // This package is derived from an original package, 12150 // and this device has been updating from that original 12151 // name. We must continue using the original name, so 12152 // rename the new package here. 12153 pkg.setPackageName(oldName); 12154 pkgName = pkg.packageName; 12155 replace = true; 12156 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12157 + oldName + " pkgName=" + pkgName); 12158 } else if (mPackages.containsKey(pkgName)) { 12159 // This package, under its official name, already exists 12160 // on the device; we should replace it. 12161 replace = true; 12162 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12163 } 12164 12165 // Prevent apps opting out from runtime permissions 12166 if (replace) { 12167 PackageParser.Package oldPackage = mPackages.get(pkgName); 12168 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12169 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12170 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12171 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12172 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12173 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12174 + " doesn't support runtime permissions but the old" 12175 + " target SDK " + oldTargetSdk + " does."); 12176 return; 12177 } 12178 } 12179 } 12180 12181 PackageSetting ps = mSettings.mPackages.get(pkgName); 12182 if (ps != null) { 12183 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12184 12185 // Quick sanity check that we're signed correctly if updating; 12186 // we'll check this again later when scanning, but we want to 12187 // bail early here before tripping over redefined permissions. 12188 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12189 if (!checkUpgradeKeySetLP(ps, pkg)) { 12190 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12191 + pkg.packageName + " upgrade keys do not match the " 12192 + "previously installed version"); 12193 return; 12194 } 12195 } else { 12196 try { 12197 verifySignaturesLP(ps, pkg); 12198 } catch (PackageManagerException e) { 12199 res.setError(e.error, e.getMessage()); 12200 return; 12201 } 12202 } 12203 12204 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12205 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12206 systemApp = (ps.pkg.applicationInfo.flags & 12207 ApplicationInfo.FLAG_SYSTEM) != 0; 12208 } 12209 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12210 } 12211 12212 // Check whether the newly-scanned package wants to define an already-defined perm 12213 int N = pkg.permissions.size(); 12214 for (int i = N-1; i >= 0; i--) { 12215 PackageParser.Permission perm = pkg.permissions.get(i); 12216 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12217 if (bp != null) { 12218 // If the defining package is signed with our cert, it's okay. This 12219 // also includes the "updating the same package" case, of course. 12220 // "updating same package" could also involve key-rotation. 12221 final boolean sigsOk; 12222 if (bp.sourcePackage.equals(pkg.packageName) 12223 && (bp.packageSetting instanceof PackageSetting) 12224 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12225 scanFlags))) { 12226 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12227 } else { 12228 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12229 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12230 } 12231 if (!sigsOk) { 12232 // If the owning package is the system itself, we log but allow 12233 // install to proceed; we fail the install on all other permission 12234 // redefinitions. 12235 if (!bp.sourcePackage.equals("android")) { 12236 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12237 + pkg.packageName + " attempting to redeclare permission " 12238 + perm.info.name + " already owned by " + bp.sourcePackage); 12239 res.origPermission = perm.info.name; 12240 res.origPackage = bp.sourcePackage; 12241 return; 12242 } else { 12243 Slog.w(TAG, "Package " + pkg.packageName 12244 + " attempting to redeclare system permission " 12245 + perm.info.name + "; ignoring new declaration"); 12246 pkg.permissions.remove(i); 12247 } 12248 } 12249 } 12250 } 12251 12252 } 12253 12254 if (systemApp && onExternal) { 12255 // Disable updates to system apps on sdcard 12256 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12257 "Cannot install updates to system apps on sdcard"); 12258 return; 12259 } 12260 12261 if (args.move != null) { 12262 // We did an in-place move, so dex is ready to roll 12263 scanFlags |= SCAN_NO_DEX; 12264 scanFlags |= SCAN_MOVE; 12265 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12266 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12267 scanFlags |= SCAN_NO_DEX; 12268 12269 try { 12270 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12271 true /* extract libs */); 12272 } catch (PackageManagerException pme) { 12273 Slog.e(TAG, "Error deriving application ABI", pme); 12274 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12275 return; 12276 } 12277 12278 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12279 int result = mPackageDexOptimizer 12280 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12281 false /* defer */, false /* inclDependencies */); 12282 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12283 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12284 return; 12285 } 12286 } 12287 12288 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12289 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12290 return; 12291 } 12292 12293 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12294 12295 if (replace) { 12296 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12297 installerPackageName, volumeUuid, res); 12298 } else { 12299 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12300 args.user, installerPackageName, volumeUuid, res); 12301 } 12302 synchronized (mPackages) { 12303 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12304 if (ps != null) { 12305 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12306 } 12307 } 12308 } 12309 12310 private void startIntentFilterVerifications(int userId, boolean replacing, 12311 PackageParser.Package pkg) { 12312 if (mIntentFilterVerifierComponent == null) { 12313 Slog.w(TAG, "No IntentFilter verification will not be done as " 12314 + "there is no IntentFilterVerifier available!"); 12315 return; 12316 } 12317 12318 final int verifierUid = getPackageUid( 12319 mIntentFilterVerifierComponent.getPackageName(), 12320 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12321 12322 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12323 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12324 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12325 mHandler.sendMessage(msg); 12326 } 12327 12328 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12329 PackageParser.Package pkg) { 12330 int size = pkg.activities.size(); 12331 if (size == 0) { 12332 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12333 "No activity, so no need to verify any IntentFilter!"); 12334 return; 12335 } 12336 12337 final boolean hasDomainURLs = hasDomainURLs(pkg); 12338 if (!hasDomainURLs) { 12339 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12340 "No domain URLs, so no need to verify any IntentFilter!"); 12341 return; 12342 } 12343 12344 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12345 + " if any IntentFilter from the " + size 12346 + " Activities needs verification ..."); 12347 12348 int count = 0; 12349 final String packageName = pkg.packageName; 12350 12351 synchronized (mPackages) { 12352 // If this is a new install and we see that we've already run verification for this 12353 // package, we have nothing to do: it means the state was restored from backup. 12354 if (!replacing) { 12355 IntentFilterVerificationInfo ivi = 12356 mSettings.getIntentFilterVerificationLPr(packageName); 12357 if (ivi != null) { 12358 if (DEBUG_DOMAIN_VERIFICATION) { 12359 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12360 + ivi.getStatusString()); 12361 } 12362 return; 12363 } 12364 } 12365 12366 // If any filters need to be verified, then all need to be. 12367 boolean needToVerify = false; 12368 for (PackageParser.Activity a : pkg.activities) { 12369 for (ActivityIntentInfo filter : a.intents) { 12370 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12371 if (DEBUG_DOMAIN_VERIFICATION) { 12372 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12373 } 12374 needToVerify = true; 12375 break; 12376 } 12377 } 12378 } 12379 12380 if (needToVerify) { 12381 final int verificationId = mIntentFilterVerificationToken++; 12382 for (PackageParser.Activity a : pkg.activities) { 12383 for (ActivityIntentInfo filter : a.intents) { 12384 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12385 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12386 "Verification needed for IntentFilter:" + filter.toString()); 12387 mIntentFilterVerifier.addOneIntentFilterVerification( 12388 verifierUid, userId, verificationId, filter, packageName); 12389 count++; 12390 } 12391 } 12392 } 12393 } 12394 } 12395 12396 if (count > 0) { 12397 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12398 + " IntentFilter verification" + (count > 1 ? "s" : "") 12399 + " for userId:" + userId); 12400 mIntentFilterVerifier.startVerifications(userId); 12401 } else { 12402 if (DEBUG_DOMAIN_VERIFICATION) { 12403 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12404 } 12405 } 12406 } 12407 12408 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12409 final ComponentName cn = filter.activity.getComponentName(); 12410 final String packageName = cn.getPackageName(); 12411 12412 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12413 packageName); 12414 if (ivi == null) { 12415 return true; 12416 } 12417 int status = ivi.getStatus(); 12418 switch (status) { 12419 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12420 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12421 return true; 12422 12423 default: 12424 // Nothing to do 12425 return false; 12426 } 12427 } 12428 12429 private static boolean isMultiArch(PackageSetting ps) { 12430 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12431 } 12432 12433 private static boolean isMultiArch(ApplicationInfo info) { 12434 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12435 } 12436 12437 private static boolean isExternal(PackageParser.Package pkg) { 12438 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12439 } 12440 12441 private static boolean isExternal(PackageSetting ps) { 12442 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12443 } 12444 12445 private static boolean isExternal(ApplicationInfo info) { 12446 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12447 } 12448 12449 private static boolean isSystemApp(PackageParser.Package pkg) { 12450 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12451 } 12452 12453 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12454 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12455 } 12456 12457 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12458 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12459 } 12460 12461 private static boolean isSystemApp(PackageSetting ps) { 12462 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12463 } 12464 12465 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12466 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12467 } 12468 12469 private int packageFlagsToInstallFlags(PackageSetting ps) { 12470 int installFlags = 0; 12471 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12472 // This existing package was an external ASEC install when we have 12473 // the external flag without a UUID 12474 installFlags |= PackageManager.INSTALL_EXTERNAL; 12475 } 12476 if (ps.isForwardLocked()) { 12477 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12478 } 12479 return installFlags; 12480 } 12481 12482 private void deleteTempPackageFiles() { 12483 final FilenameFilter filter = new FilenameFilter() { 12484 public boolean accept(File dir, String name) { 12485 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12486 } 12487 }; 12488 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12489 file.delete(); 12490 } 12491 } 12492 12493 @Override 12494 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12495 int flags) { 12496 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12497 flags); 12498 } 12499 12500 @Override 12501 public void deletePackage(final String packageName, 12502 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12503 mContext.enforceCallingOrSelfPermission( 12504 android.Manifest.permission.DELETE_PACKAGES, null); 12505 Preconditions.checkNotNull(packageName); 12506 Preconditions.checkNotNull(observer); 12507 final int uid = Binder.getCallingUid(); 12508 if (UserHandle.getUserId(uid) != userId) { 12509 mContext.enforceCallingPermission( 12510 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12511 "deletePackage for user " + userId); 12512 } 12513 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12514 try { 12515 observer.onPackageDeleted(packageName, 12516 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12517 } catch (RemoteException re) { 12518 } 12519 return; 12520 } 12521 12522 boolean uninstallBlocked = false; 12523 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12524 int[] users = sUserManager.getUserIds(); 12525 for (int i = 0; i < users.length; ++i) { 12526 if (getBlockUninstallForUser(packageName, users[i])) { 12527 uninstallBlocked = true; 12528 break; 12529 } 12530 } 12531 } else { 12532 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12533 } 12534 if (uninstallBlocked) { 12535 try { 12536 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12537 null); 12538 } catch (RemoteException re) { 12539 } 12540 return; 12541 } 12542 12543 if (DEBUG_REMOVE) { 12544 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12545 } 12546 // Queue up an async operation since the package deletion may take a little while. 12547 mHandler.post(new Runnable() { 12548 public void run() { 12549 mHandler.removeCallbacks(this); 12550 final int returnCode = deletePackageX(packageName, userId, flags); 12551 if (observer != null) { 12552 try { 12553 observer.onPackageDeleted(packageName, returnCode, null); 12554 } catch (RemoteException e) { 12555 Log.i(TAG, "Observer no longer exists."); 12556 } //end catch 12557 } //end if 12558 } //end run 12559 }); 12560 } 12561 12562 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12563 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12564 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12565 try { 12566 if (dpm != null) { 12567 if (dpm.isDeviceOwner(packageName)) { 12568 return true; 12569 } 12570 int[] users; 12571 if (userId == UserHandle.USER_ALL) { 12572 users = sUserManager.getUserIds(); 12573 } else { 12574 users = new int[]{userId}; 12575 } 12576 for (int i = 0; i < users.length; ++i) { 12577 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12578 return true; 12579 } 12580 } 12581 } 12582 } catch (RemoteException e) { 12583 } 12584 return false; 12585 } 12586 12587 /** 12588 * This method is an internal method that could be get invoked either 12589 * to delete an installed package or to clean up a failed installation. 12590 * After deleting an installed package, a broadcast is sent to notify any 12591 * listeners that the package has been installed. For cleaning up a failed 12592 * installation, the broadcast is not necessary since the package's 12593 * installation wouldn't have sent the initial broadcast either 12594 * The key steps in deleting a package are 12595 * deleting the package information in internal structures like mPackages, 12596 * deleting the packages base directories through installd 12597 * updating mSettings to reflect current status 12598 * persisting settings for later use 12599 * sending a broadcast if necessary 12600 */ 12601 private int deletePackageX(String packageName, int userId, int flags) { 12602 final PackageRemovedInfo info = new PackageRemovedInfo(); 12603 final boolean res; 12604 12605 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12606 ? UserHandle.ALL : new UserHandle(userId); 12607 12608 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12609 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12610 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12611 } 12612 12613 boolean removedForAllUsers = false; 12614 boolean systemUpdate = false; 12615 12616 // for the uninstall-updates case and restricted profiles, remember the per- 12617 // userhandle installed state 12618 int[] allUsers; 12619 boolean[] perUserInstalled; 12620 synchronized (mPackages) { 12621 PackageSetting ps = mSettings.mPackages.get(packageName); 12622 allUsers = sUserManager.getUserIds(); 12623 perUserInstalled = new boolean[allUsers.length]; 12624 for (int i = 0; i < allUsers.length; i++) { 12625 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12626 } 12627 } 12628 12629 synchronized (mInstallLock) { 12630 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12631 res = deletePackageLI(packageName, removeForUser, 12632 true, allUsers, perUserInstalled, 12633 flags | REMOVE_CHATTY, info, true); 12634 systemUpdate = info.isRemovedPackageSystemUpdate; 12635 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12636 removedForAllUsers = true; 12637 } 12638 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12639 + " removedForAllUsers=" + removedForAllUsers); 12640 } 12641 12642 if (res) { 12643 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12644 12645 // If the removed package was a system update, the old system package 12646 // was re-enabled; we need to broadcast this information 12647 if (systemUpdate) { 12648 Bundle extras = new Bundle(1); 12649 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12650 ? info.removedAppId : info.uid); 12651 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12652 12653 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12654 extras, null, null, null); 12655 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12656 extras, null, null, null); 12657 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12658 null, packageName, null, null); 12659 } 12660 } 12661 // Force a gc here. 12662 Runtime.getRuntime().gc(); 12663 // Delete the resources here after sending the broadcast to let 12664 // other processes clean up before deleting resources. 12665 if (info.args != null) { 12666 synchronized (mInstallLock) { 12667 info.args.doPostDeleteLI(true); 12668 } 12669 } 12670 12671 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12672 } 12673 12674 class PackageRemovedInfo { 12675 String removedPackage; 12676 int uid = -1; 12677 int removedAppId = -1; 12678 int[] removedUsers = null; 12679 boolean isRemovedPackageSystemUpdate = false; 12680 // Clean up resources deleted packages. 12681 InstallArgs args = null; 12682 12683 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12684 Bundle extras = new Bundle(1); 12685 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12686 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12687 if (replacing) { 12688 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12689 } 12690 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12691 if (removedPackage != null) { 12692 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12693 extras, null, null, removedUsers); 12694 if (fullRemove && !replacing) { 12695 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12696 extras, null, null, removedUsers); 12697 } 12698 } 12699 if (removedAppId >= 0) { 12700 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12701 removedUsers); 12702 } 12703 } 12704 } 12705 12706 /* 12707 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12708 * flag is not set, the data directory is removed as well. 12709 * make sure this flag is set for partially installed apps. If not its meaningless to 12710 * delete a partially installed application. 12711 */ 12712 private void removePackageDataLI(PackageSetting ps, 12713 int[] allUserHandles, boolean[] perUserInstalled, 12714 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12715 String packageName = ps.name; 12716 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12717 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12718 // Retrieve object to delete permissions for shared user later on 12719 final PackageSetting deletedPs; 12720 // reader 12721 synchronized (mPackages) { 12722 deletedPs = mSettings.mPackages.get(packageName); 12723 if (outInfo != null) { 12724 outInfo.removedPackage = packageName; 12725 outInfo.removedUsers = deletedPs != null 12726 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12727 : null; 12728 } 12729 } 12730 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12731 removeDataDirsLI(ps.volumeUuid, packageName); 12732 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12733 } 12734 // writer 12735 synchronized (mPackages) { 12736 if (deletedPs != null) { 12737 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12738 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12739 clearDefaultBrowserIfNeeded(packageName); 12740 if (outInfo != null) { 12741 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12742 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12743 } 12744 updatePermissionsLPw(deletedPs.name, null, 0); 12745 if (deletedPs.sharedUser != null) { 12746 // Remove permissions associated with package. Since runtime 12747 // permissions are per user we have to kill the removed package 12748 // or packages running under the shared user of the removed 12749 // package if revoking the permissions requested only by the removed 12750 // package is successful and this causes a change in gids. 12751 for (int userId : UserManagerService.getInstance().getUserIds()) { 12752 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12753 userId); 12754 if (userIdToKill == UserHandle.USER_ALL 12755 || userIdToKill >= UserHandle.USER_OWNER) { 12756 // If gids changed for this user, kill all affected packages. 12757 mHandler.post(new Runnable() { 12758 @Override 12759 public void run() { 12760 // This has to happen with no lock held. 12761 killSettingPackagesForUser(deletedPs, userIdToKill, 12762 KILL_APP_REASON_GIDS_CHANGED); 12763 } 12764 }); 12765 break; 12766 } 12767 } 12768 } 12769 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12770 } 12771 // make sure to preserve per-user disabled state if this removal was just 12772 // a downgrade of a system app to the factory package 12773 if (allUserHandles != null && perUserInstalled != null) { 12774 if (DEBUG_REMOVE) { 12775 Slog.d(TAG, "Propagating install state across downgrade"); 12776 } 12777 for (int i = 0; i < allUserHandles.length; i++) { 12778 if (DEBUG_REMOVE) { 12779 Slog.d(TAG, " user " + allUserHandles[i] 12780 + " => " + perUserInstalled[i]); 12781 } 12782 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12783 } 12784 } 12785 } 12786 // can downgrade to reader 12787 if (writeSettings) { 12788 // Save settings now 12789 mSettings.writeLPr(); 12790 } 12791 } 12792 if (outInfo != null) { 12793 // A user ID was deleted here. Go through all users and remove it 12794 // from KeyStore. 12795 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12796 } 12797 } 12798 12799 static boolean locationIsPrivileged(File path) { 12800 try { 12801 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12802 .getCanonicalPath(); 12803 return path.getCanonicalPath().startsWith(privilegedAppDir); 12804 } catch (IOException e) { 12805 Slog.e(TAG, "Unable to access code path " + path); 12806 } 12807 return false; 12808 } 12809 12810 /* 12811 * Tries to delete system package. 12812 */ 12813 private boolean deleteSystemPackageLI(PackageSetting newPs, 12814 int[] allUserHandles, boolean[] perUserInstalled, 12815 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12816 final boolean applyUserRestrictions 12817 = (allUserHandles != null) && (perUserInstalled != null); 12818 PackageSetting disabledPs = null; 12819 // Confirm if the system package has been updated 12820 // An updated system app can be deleted. This will also have to restore 12821 // the system pkg from system partition 12822 // reader 12823 synchronized (mPackages) { 12824 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12825 } 12826 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12827 + " disabledPs=" + disabledPs); 12828 if (disabledPs == null) { 12829 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12830 return false; 12831 } else if (DEBUG_REMOVE) { 12832 Slog.d(TAG, "Deleting system pkg from data partition"); 12833 } 12834 if (DEBUG_REMOVE) { 12835 if (applyUserRestrictions) { 12836 Slog.d(TAG, "Remembering install states:"); 12837 for (int i = 0; i < allUserHandles.length; i++) { 12838 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12839 } 12840 } 12841 } 12842 // Delete the updated package 12843 outInfo.isRemovedPackageSystemUpdate = true; 12844 if (disabledPs.versionCode < newPs.versionCode) { 12845 // Delete data for downgrades 12846 flags &= ~PackageManager.DELETE_KEEP_DATA; 12847 } else { 12848 // Preserve data by setting flag 12849 flags |= PackageManager.DELETE_KEEP_DATA; 12850 } 12851 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12852 allUserHandles, perUserInstalled, outInfo, writeSettings); 12853 if (!ret) { 12854 return false; 12855 } 12856 // writer 12857 synchronized (mPackages) { 12858 // Reinstate the old system package 12859 mSettings.enableSystemPackageLPw(newPs.name); 12860 // Remove any native libraries from the upgraded package. 12861 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12862 } 12863 // Install the system package 12864 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12865 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12866 if (locationIsPrivileged(disabledPs.codePath)) { 12867 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12868 } 12869 12870 final PackageParser.Package newPkg; 12871 try { 12872 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12873 } catch (PackageManagerException e) { 12874 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12875 return false; 12876 } 12877 12878 // writer 12879 synchronized (mPackages) { 12880 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12881 12882 // Propagate the permissions state as we do want to drop on the floor 12883 // runtime permissions. The update permissions method below will take 12884 // care of removing obsolete permissions and grant install permissions. 12885 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12886 updatePermissionsLPw(newPkg.packageName, newPkg, 12887 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12888 12889 if (applyUserRestrictions) { 12890 if (DEBUG_REMOVE) { 12891 Slog.d(TAG, "Propagating install state across reinstall"); 12892 } 12893 for (int i = 0; i < allUserHandles.length; i++) { 12894 if (DEBUG_REMOVE) { 12895 Slog.d(TAG, " user " + allUserHandles[i] 12896 + " => " + perUserInstalled[i]); 12897 } 12898 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12899 } 12900 // Regardless of writeSettings we need to ensure that this restriction 12901 // state propagation is persisted 12902 mSettings.writeAllUsersPackageRestrictionsLPr(); 12903 } 12904 // can downgrade to reader here 12905 if (writeSettings) { 12906 mSettings.writeLPr(); 12907 } 12908 } 12909 return true; 12910 } 12911 12912 private boolean deleteInstalledPackageLI(PackageSetting ps, 12913 boolean deleteCodeAndResources, int flags, 12914 int[] allUserHandles, boolean[] perUserInstalled, 12915 PackageRemovedInfo outInfo, boolean writeSettings) { 12916 if (outInfo != null) { 12917 outInfo.uid = ps.appId; 12918 } 12919 12920 // Delete package data from internal structures and also remove data if flag is set 12921 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12922 12923 // Delete application code and resources 12924 if (deleteCodeAndResources && (outInfo != null)) { 12925 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12926 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12927 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12928 } 12929 return true; 12930 } 12931 12932 @Override 12933 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12934 int userId) { 12935 mContext.enforceCallingOrSelfPermission( 12936 android.Manifest.permission.DELETE_PACKAGES, null); 12937 synchronized (mPackages) { 12938 PackageSetting ps = mSettings.mPackages.get(packageName); 12939 if (ps == null) { 12940 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12941 return false; 12942 } 12943 if (!ps.getInstalled(userId)) { 12944 // Can't block uninstall for an app that is not installed or enabled. 12945 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12946 return false; 12947 } 12948 ps.setBlockUninstall(blockUninstall, userId); 12949 mSettings.writePackageRestrictionsLPr(userId); 12950 } 12951 return true; 12952 } 12953 12954 @Override 12955 public boolean getBlockUninstallForUser(String packageName, int userId) { 12956 synchronized (mPackages) { 12957 PackageSetting ps = mSettings.mPackages.get(packageName); 12958 if (ps == null) { 12959 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12960 return false; 12961 } 12962 return ps.getBlockUninstall(userId); 12963 } 12964 } 12965 12966 /* 12967 * This method handles package deletion in general 12968 */ 12969 private boolean deletePackageLI(String packageName, UserHandle user, 12970 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12971 int flags, PackageRemovedInfo outInfo, 12972 boolean writeSettings) { 12973 if (packageName == null) { 12974 Slog.w(TAG, "Attempt to delete null packageName."); 12975 return false; 12976 } 12977 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12978 PackageSetting ps; 12979 boolean dataOnly = false; 12980 int removeUser = -1; 12981 int appId = -1; 12982 synchronized (mPackages) { 12983 ps = mSettings.mPackages.get(packageName); 12984 if (ps == null) { 12985 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12986 return false; 12987 } 12988 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12989 && user.getIdentifier() != UserHandle.USER_ALL) { 12990 // The caller is asking that the package only be deleted for a single 12991 // user. To do this, we just mark its uninstalled state and delete 12992 // its data. If this is a system app, we only allow this to happen if 12993 // they have set the special DELETE_SYSTEM_APP which requests different 12994 // semantics than normal for uninstalling system apps. 12995 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12996 ps.setUserState(user.getIdentifier(), 12997 COMPONENT_ENABLED_STATE_DEFAULT, 12998 false, //installed 12999 true, //stopped 13000 true, //notLaunched 13001 false, //hidden 13002 null, null, null, 13003 false, // blockUninstall 13004 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13005 if (!isSystemApp(ps)) { 13006 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13007 // Other user still have this package installed, so all 13008 // we need to do is clear this user's data and save that 13009 // it is uninstalled. 13010 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13011 removeUser = user.getIdentifier(); 13012 appId = ps.appId; 13013 scheduleWritePackageRestrictionsLocked(removeUser); 13014 } else { 13015 // We need to set it back to 'installed' so the uninstall 13016 // broadcasts will be sent correctly. 13017 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13018 ps.setInstalled(true, user.getIdentifier()); 13019 } 13020 } else { 13021 // This is a system app, so we assume that the 13022 // other users still have this package installed, so all 13023 // we need to do is clear this user's data and save that 13024 // it is uninstalled. 13025 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13026 removeUser = user.getIdentifier(); 13027 appId = ps.appId; 13028 scheduleWritePackageRestrictionsLocked(removeUser); 13029 } 13030 } 13031 } 13032 13033 if (removeUser >= 0) { 13034 // From above, we determined that we are deleting this only 13035 // for a single user. Continue the work here. 13036 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13037 if (outInfo != null) { 13038 outInfo.removedPackage = packageName; 13039 outInfo.removedAppId = appId; 13040 outInfo.removedUsers = new int[] {removeUser}; 13041 } 13042 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13043 removeKeystoreDataIfNeeded(removeUser, appId); 13044 schedulePackageCleaning(packageName, removeUser, false); 13045 synchronized (mPackages) { 13046 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13047 scheduleWritePackageRestrictionsLocked(removeUser); 13048 } 13049 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13050 } 13051 return true; 13052 } 13053 13054 if (dataOnly) { 13055 // Delete application data first 13056 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13057 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13058 return true; 13059 } 13060 13061 boolean ret = false; 13062 if (isSystemApp(ps)) { 13063 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13064 // When an updated system application is deleted we delete the existing resources as well and 13065 // fall back to existing code in system partition 13066 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13067 flags, outInfo, writeSettings); 13068 } else { 13069 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13070 // Kill application pre-emptively especially for apps on sd. 13071 killApplication(packageName, ps.appId, "uninstall pkg"); 13072 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13073 allUserHandles, perUserInstalled, 13074 outInfo, writeSettings); 13075 } 13076 13077 return ret; 13078 } 13079 13080 private final class ClearStorageConnection implements ServiceConnection { 13081 IMediaContainerService mContainerService; 13082 13083 @Override 13084 public void onServiceConnected(ComponentName name, IBinder service) { 13085 synchronized (this) { 13086 mContainerService = IMediaContainerService.Stub.asInterface(service); 13087 notifyAll(); 13088 } 13089 } 13090 13091 @Override 13092 public void onServiceDisconnected(ComponentName name) { 13093 } 13094 } 13095 13096 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13097 final boolean mounted; 13098 if (Environment.isExternalStorageEmulated()) { 13099 mounted = true; 13100 } else { 13101 final String status = Environment.getExternalStorageState(); 13102 13103 mounted = status.equals(Environment.MEDIA_MOUNTED) 13104 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13105 } 13106 13107 if (!mounted) { 13108 return; 13109 } 13110 13111 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13112 int[] users; 13113 if (userId == UserHandle.USER_ALL) { 13114 users = sUserManager.getUserIds(); 13115 } else { 13116 users = new int[] { userId }; 13117 } 13118 final ClearStorageConnection conn = new ClearStorageConnection(); 13119 if (mContext.bindServiceAsUser( 13120 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13121 try { 13122 for (int curUser : users) { 13123 long timeout = SystemClock.uptimeMillis() + 5000; 13124 synchronized (conn) { 13125 long now = SystemClock.uptimeMillis(); 13126 while (conn.mContainerService == null && now < timeout) { 13127 try { 13128 conn.wait(timeout - now); 13129 } catch (InterruptedException e) { 13130 } 13131 } 13132 } 13133 if (conn.mContainerService == null) { 13134 return; 13135 } 13136 13137 final UserEnvironment userEnv = new UserEnvironment(curUser); 13138 clearDirectory(conn.mContainerService, 13139 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13140 if (allData) { 13141 clearDirectory(conn.mContainerService, 13142 userEnv.buildExternalStorageAppDataDirs(packageName)); 13143 clearDirectory(conn.mContainerService, 13144 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13145 } 13146 } 13147 } finally { 13148 mContext.unbindService(conn); 13149 } 13150 } 13151 } 13152 13153 @Override 13154 public void clearApplicationUserData(final String packageName, 13155 final IPackageDataObserver observer, final int userId) { 13156 mContext.enforceCallingOrSelfPermission( 13157 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13158 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13159 // Queue up an async operation since the package deletion may take a little while. 13160 mHandler.post(new Runnable() { 13161 public void run() { 13162 mHandler.removeCallbacks(this); 13163 final boolean succeeded; 13164 synchronized (mInstallLock) { 13165 succeeded = clearApplicationUserDataLI(packageName, userId); 13166 } 13167 clearExternalStorageDataSync(packageName, userId, true); 13168 if (succeeded) { 13169 // invoke DeviceStorageMonitor's update method to clear any notifications 13170 DeviceStorageMonitorInternal 13171 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13172 if (dsm != null) { 13173 dsm.checkMemory(); 13174 } 13175 } 13176 if(observer != null) { 13177 try { 13178 observer.onRemoveCompleted(packageName, succeeded); 13179 } catch (RemoteException e) { 13180 Log.i(TAG, "Observer no longer exists."); 13181 } 13182 } //end if observer 13183 } //end run 13184 }); 13185 } 13186 13187 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13188 if (packageName == null) { 13189 Slog.w(TAG, "Attempt to delete null packageName."); 13190 return false; 13191 } 13192 13193 // Try finding details about the requested package 13194 PackageParser.Package pkg; 13195 synchronized (mPackages) { 13196 pkg = mPackages.get(packageName); 13197 if (pkg == null) { 13198 final PackageSetting ps = mSettings.mPackages.get(packageName); 13199 if (ps != null) { 13200 pkg = ps.pkg; 13201 } 13202 } 13203 13204 if (pkg == null) { 13205 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13206 return false; 13207 } 13208 13209 PackageSetting ps = (PackageSetting) pkg.mExtras; 13210 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13211 } 13212 13213 // Always delete data directories for package, even if we found no other 13214 // record of app. This helps users recover from UID mismatches without 13215 // resorting to a full data wipe. 13216 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13217 if (retCode < 0) { 13218 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13219 return false; 13220 } 13221 13222 final int appId = pkg.applicationInfo.uid; 13223 removeKeystoreDataIfNeeded(userId, appId); 13224 13225 // Create a native library symlink only if we have native libraries 13226 // and if the native libraries are 32 bit libraries. We do not provide 13227 // this symlink for 64 bit libraries. 13228 if (pkg.applicationInfo.primaryCpuAbi != null && 13229 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13230 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13231 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13232 nativeLibPath, userId) < 0) { 13233 Slog.w(TAG, "Failed linking native library dir"); 13234 return false; 13235 } 13236 } 13237 13238 return true; 13239 } 13240 13241 /** 13242 * Reverts user permission state changes (permissions and flags). 13243 * 13244 * @param ps The package for which to reset. 13245 * @param userId The device user for which to do a reset. 13246 */ 13247 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13248 final PackageSetting ps, final int userId) { 13249 if (ps.pkg == null) { 13250 return; 13251 } 13252 13253 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13254 | FLAG_PERMISSION_USER_FIXED 13255 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13256 13257 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13258 | FLAG_PERMISSION_POLICY_FIXED; 13259 13260 boolean writeInstallPermissions = false; 13261 boolean writeRuntimePermissions = false; 13262 13263 final int permissionCount = ps.pkg.requestedPermissions.size(); 13264 for (int i = 0; i < permissionCount; i++) { 13265 String permission = ps.pkg.requestedPermissions.get(i); 13266 13267 BasePermission bp = mSettings.mPermissions.get(permission); 13268 if (bp == null) { 13269 continue; 13270 } 13271 13272 // If shared user we just reset the state to which only this app contributed. 13273 if (ps.sharedUser != null) { 13274 boolean used = false; 13275 final int packageCount = ps.sharedUser.packages.size(); 13276 for (int j = 0; j < packageCount; j++) { 13277 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13278 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13279 && pkg.pkg.requestedPermissions.contains(permission)) { 13280 used = true; 13281 break; 13282 } 13283 } 13284 if (used) { 13285 continue; 13286 } 13287 } 13288 13289 PermissionsState permissionsState = ps.getPermissionsState(); 13290 13291 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13292 13293 // Always clear the user settable flags. 13294 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13295 bp.name) != null; 13296 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13297 if (hasInstallState) { 13298 writeInstallPermissions = true; 13299 } else { 13300 writeRuntimePermissions = true; 13301 } 13302 } 13303 13304 // Below is only runtime permission handling. 13305 if (!bp.isRuntime()) { 13306 continue; 13307 } 13308 13309 // Never clobber system or policy. 13310 if ((oldFlags & policyOrSystemFlags) != 0) { 13311 continue; 13312 } 13313 13314 // If this permission was granted by default, make sure it is. 13315 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13316 if (permissionsState.grantRuntimePermission(bp, userId) 13317 != PERMISSION_OPERATION_FAILURE) { 13318 writeRuntimePermissions = true; 13319 } 13320 } else { 13321 // Otherwise, reset the permission. 13322 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13323 switch (revokeResult) { 13324 case PERMISSION_OPERATION_SUCCESS: { 13325 writeRuntimePermissions = true; 13326 } break; 13327 13328 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13329 writeRuntimePermissions = true; 13330 // If gids changed for this user, kill all affected packages. 13331 mHandler.post(new Runnable() { 13332 @Override 13333 public void run() { 13334 // This has to happen with no lock held. 13335 killSettingPackagesForUser(ps, userId, 13336 KILL_APP_REASON_GIDS_CHANGED); 13337 } 13338 }); 13339 } break; 13340 } 13341 } 13342 } 13343 13344 // Synchronously write as we are taking permissions away. 13345 if (writeRuntimePermissions) { 13346 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13347 } 13348 13349 // Synchronously write as we are taking permissions away. 13350 if (writeInstallPermissions) { 13351 mSettings.writeLPr(); 13352 } 13353 } 13354 13355 /** 13356 * Remove entries from the keystore daemon. Will only remove it if the 13357 * {@code appId} is valid. 13358 */ 13359 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13360 if (appId < 0) { 13361 return; 13362 } 13363 13364 final KeyStore keyStore = KeyStore.getInstance(); 13365 if (keyStore != null) { 13366 if (userId == UserHandle.USER_ALL) { 13367 for (final int individual : sUserManager.getUserIds()) { 13368 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13369 } 13370 } else { 13371 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13372 } 13373 } else { 13374 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13375 } 13376 } 13377 13378 @Override 13379 public void deleteApplicationCacheFiles(final String packageName, 13380 final IPackageDataObserver observer) { 13381 mContext.enforceCallingOrSelfPermission( 13382 android.Manifest.permission.DELETE_CACHE_FILES, null); 13383 // Queue up an async operation since the package deletion may take a little while. 13384 final int userId = UserHandle.getCallingUserId(); 13385 mHandler.post(new Runnable() { 13386 public void run() { 13387 mHandler.removeCallbacks(this); 13388 final boolean succeded; 13389 synchronized (mInstallLock) { 13390 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13391 } 13392 clearExternalStorageDataSync(packageName, userId, false); 13393 if (observer != null) { 13394 try { 13395 observer.onRemoveCompleted(packageName, succeded); 13396 } catch (RemoteException e) { 13397 Log.i(TAG, "Observer no longer exists."); 13398 } 13399 } //end if observer 13400 } //end run 13401 }); 13402 } 13403 13404 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13405 if (packageName == null) { 13406 Slog.w(TAG, "Attempt to delete null packageName."); 13407 return false; 13408 } 13409 PackageParser.Package p; 13410 synchronized (mPackages) { 13411 p = mPackages.get(packageName); 13412 } 13413 if (p == null) { 13414 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13415 return false; 13416 } 13417 final ApplicationInfo applicationInfo = p.applicationInfo; 13418 if (applicationInfo == null) { 13419 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13420 return false; 13421 } 13422 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13423 if (retCode < 0) { 13424 Slog.w(TAG, "Couldn't remove cache files for package: " 13425 + packageName + " u" + userId); 13426 return false; 13427 } 13428 return true; 13429 } 13430 13431 @Override 13432 public void getPackageSizeInfo(final String packageName, int userHandle, 13433 final IPackageStatsObserver observer) { 13434 mContext.enforceCallingOrSelfPermission( 13435 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13436 if (packageName == null) { 13437 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13438 } 13439 13440 PackageStats stats = new PackageStats(packageName, userHandle); 13441 13442 /* 13443 * Queue up an async operation since the package measurement may take a 13444 * little while. 13445 */ 13446 Message msg = mHandler.obtainMessage(INIT_COPY); 13447 msg.obj = new MeasureParams(stats, observer); 13448 mHandler.sendMessage(msg); 13449 } 13450 13451 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13452 PackageStats pStats) { 13453 if (packageName == null) { 13454 Slog.w(TAG, "Attempt to get size of null packageName."); 13455 return false; 13456 } 13457 PackageParser.Package p; 13458 boolean dataOnly = false; 13459 String libDirRoot = null; 13460 String asecPath = null; 13461 PackageSetting ps = null; 13462 synchronized (mPackages) { 13463 p = mPackages.get(packageName); 13464 ps = mSettings.mPackages.get(packageName); 13465 if(p == null) { 13466 dataOnly = true; 13467 if((ps == null) || (ps.pkg == null)) { 13468 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13469 return false; 13470 } 13471 p = ps.pkg; 13472 } 13473 if (ps != null) { 13474 libDirRoot = ps.legacyNativeLibraryPathString; 13475 } 13476 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13477 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13478 if (secureContainerId != null) { 13479 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13480 } 13481 } 13482 } 13483 String publicSrcDir = null; 13484 if(!dataOnly) { 13485 final ApplicationInfo applicationInfo = p.applicationInfo; 13486 if (applicationInfo == null) { 13487 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13488 return false; 13489 } 13490 if (p.isForwardLocked()) { 13491 publicSrcDir = applicationInfo.getBaseResourcePath(); 13492 } 13493 } 13494 // TODO: extend to measure size of split APKs 13495 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13496 // not just the first level. 13497 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13498 // just the primary. 13499 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13500 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13501 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13502 if (res < 0) { 13503 return false; 13504 } 13505 13506 // Fix-up for forward-locked applications in ASEC containers. 13507 if (!isExternal(p)) { 13508 pStats.codeSize += pStats.externalCodeSize; 13509 pStats.externalCodeSize = 0L; 13510 } 13511 13512 return true; 13513 } 13514 13515 13516 @Override 13517 public void addPackageToPreferred(String packageName) { 13518 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13519 } 13520 13521 @Override 13522 public void removePackageFromPreferred(String packageName) { 13523 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13524 } 13525 13526 @Override 13527 public List<PackageInfo> getPreferredPackages(int flags) { 13528 return new ArrayList<PackageInfo>(); 13529 } 13530 13531 private int getUidTargetSdkVersionLockedLPr(int uid) { 13532 Object obj = mSettings.getUserIdLPr(uid); 13533 if (obj instanceof SharedUserSetting) { 13534 final SharedUserSetting sus = (SharedUserSetting) obj; 13535 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13536 final Iterator<PackageSetting> it = sus.packages.iterator(); 13537 while (it.hasNext()) { 13538 final PackageSetting ps = it.next(); 13539 if (ps.pkg != null) { 13540 int v = ps.pkg.applicationInfo.targetSdkVersion; 13541 if (v < vers) vers = v; 13542 } 13543 } 13544 return vers; 13545 } else if (obj instanceof PackageSetting) { 13546 final PackageSetting ps = (PackageSetting) obj; 13547 if (ps.pkg != null) { 13548 return ps.pkg.applicationInfo.targetSdkVersion; 13549 } 13550 } 13551 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13552 } 13553 13554 @Override 13555 public void addPreferredActivity(IntentFilter filter, int match, 13556 ComponentName[] set, ComponentName activity, int userId) { 13557 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13558 "Adding preferred"); 13559 } 13560 13561 private void addPreferredActivityInternal(IntentFilter filter, int match, 13562 ComponentName[] set, ComponentName activity, boolean always, int userId, 13563 String opname) { 13564 // writer 13565 int callingUid = Binder.getCallingUid(); 13566 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13567 if (filter.countActions() == 0) { 13568 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13569 return; 13570 } 13571 synchronized (mPackages) { 13572 if (mContext.checkCallingOrSelfPermission( 13573 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13574 != PackageManager.PERMISSION_GRANTED) { 13575 if (getUidTargetSdkVersionLockedLPr(callingUid) 13576 < Build.VERSION_CODES.FROYO) { 13577 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13578 + callingUid); 13579 return; 13580 } 13581 mContext.enforceCallingOrSelfPermission( 13582 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13583 } 13584 13585 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13586 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13587 + userId + ":"); 13588 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13589 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13590 scheduleWritePackageRestrictionsLocked(userId); 13591 } 13592 } 13593 13594 @Override 13595 public void replacePreferredActivity(IntentFilter filter, int match, 13596 ComponentName[] set, ComponentName activity, int userId) { 13597 if (filter.countActions() != 1) { 13598 throw new IllegalArgumentException( 13599 "replacePreferredActivity expects filter to have only 1 action."); 13600 } 13601 if (filter.countDataAuthorities() != 0 13602 || filter.countDataPaths() != 0 13603 || filter.countDataSchemes() > 1 13604 || filter.countDataTypes() != 0) { 13605 throw new IllegalArgumentException( 13606 "replacePreferredActivity expects filter to have no data authorities, " + 13607 "paths, or types; and at most one scheme."); 13608 } 13609 13610 final int callingUid = Binder.getCallingUid(); 13611 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13612 synchronized (mPackages) { 13613 if (mContext.checkCallingOrSelfPermission( 13614 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13615 != PackageManager.PERMISSION_GRANTED) { 13616 if (getUidTargetSdkVersionLockedLPr(callingUid) 13617 < Build.VERSION_CODES.FROYO) { 13618 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13619 + Binder.getCallingUid()); 13620 return; 13621 } 13622 mContext.enforceCallingOrSelfPermission( 13623 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13624 } 13625 13626 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13627 if (pir != null) { 13628 // Get all of the existing entries that exactly match this filter. 13629 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13630 if (existing != null && existing.size() == 1) { 13631 PreferredActivity cur = existing.get(0); 13632 if (DEBUG_PREFERRED) { 13633 Slog.i(TAG, "Checking replace of preferred:"); 13634 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13635 if (!cur.mPref.mAlways) { 13636 Slog.i(TAG, " -- CUR; not mAlways!"); 13637 } else { 13638 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13639 Slog.i(TAG, " -- CUR: mSet=" 13640 + Arrays.toString(cur.mPref.mSetComponents)); 13641 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13642 Slog.i(TAG, " -- NEW: mMatch=" 13643 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13644 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13645 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13646 } 13647 } 13648 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13649 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13650 && cur.mPref.sameSet(set)) { 13651 // Setting the preferred activity to what it happens to be already 13652 if (DEBUG_PREFERRED) { 13653 Slog.i(TAG, "Replacing with same preferred activity " 13654 + cur.mPref.mShortComponent + " for user " 13655 + userId + ":"); 13656 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13657 } 13658 return; 13659 } 13660 } 13661 13662 if (existing != null) { 13663 if (DEBUG_PREFERRED) { 13664 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13665 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13666 } 13667 for (int i = 0; i < existing.size(); i++) { 13668 PreferredActivity pa = existing.get(i); 13669 if (DEBUG_PREFERRED) { 13670 Slog.i(TAG, "Removing existing preferred activity " 13671 + pa.mPref.mComponent + ":"); 13672 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13673 } 13674 pir.removeFilter(pa); 13675 } 13676 } 13677 } 13678 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13679 "Replacing preferred"); 13680 } 13681 } 13682 13683 @Override 13684 public void clearPackagePreferredActivities(String packageName) { 13685 final int uid = Binder.getCallingUid(); 13686 // writer 13687 synchronized (mPackages) { 13688 PackageParser.Package pkg = mPackages.get(packageName); 13689 if (pkg == null || pkg.applicationInfo.uid != uid) { 13690 if (mContext.checkCallingOrSelfPermission( 13691 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13692 != PackageManager.PERMISSION_GRANTED) { 13693 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13694 < Build.VERSION_CODES.FROYO) { 13695 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13696 + Binder.getCallingUid()); 13697 return; 13698 } 13699 mContext.enforceCallingOrSelfPermission( 13700 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13701 } 13702 } 13703 13704 int user = UserHandle.getCallingUserId(); 13705 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13706 scheduleWritePackageRestrictionsLocked(user); 13707 } 13708 } 13709 } 13710 13711 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13712 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13713 ArrayList<PreferredActivity> removed = null; 13714 boolean changed = false; 13715 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13716 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13717 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13718 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13719 continue; 13720 } 13721 Iterator<PreferredActivity> it = pir.filterIterator(); 13722 while (it.hasNext()) { 13723 PreferredActivity pa = it.next(); 13724 // Mark entry for removal only if it matches the package name 13725 // and the entry is of type "always". 13726 if (packageName == null || 13727 (pa.mPref.mComponent.getPackageName().equals(packageName) 13728 && pa.mPref.mAlways)) { 13729 if (removed == null) { 13730 removed = new ArrayList<PreferredActivity>(); 13731 } 13732 removed.add(pa); 13733 } 13734 } 13735 if (removed != null) { 13736 for (int j=0; j<removed.size(); j++) { 13737 PreferredActivity pa = removed.get(j); 13738 pir.removeFilter(pa); 13739 } 13740 changed = true; 13741 } 13742 } 13743 return changed; 13744 } 13745 13746 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13747 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13748 if (userId == UserHandle.USER_ALL) { 13749 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13750 sUserManager.getUserIds())) { 13751 for (int oneUserId : sUserManager.getUserIds()) { 13752 scheduleWritePackageRestrictionsLocked(oneUserId); 13753 } 13754 } 13755 } else { 13756 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13757 scheduleWritePackageRestrictionsLocked(userId); 13758 } 13759 } 13760 } 13761 13762 13763 void clearDefaultBrowserIfNeeded(String packageName) { 13764 for (int oneUserId : sUserManager.getUserIds()) { 13765 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13766 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13767 if (packageName.equals(defaultBrowserPackageName)) { 13768 setDefaultBrowserPackageName(null, oneUserId); 13769 } 13770 } 13771 } 13772 13773 @Override 13774 public void resetPreferredActivities(int userId) { 13775 mContext.enforceCallingOrSelfPermission( 13776 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13777 // writer 13778 synchronized (mPackages) { 13779 clearPackagePreferredActivitiesLPw(null, userId); 13780 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13781 applyFactoryDefaultBrowserLPw(userId); 13782 primeDomainVerificationsLPw(userId); 13783 13784 scheduleWritePackageRestrictionsLocked(userId); 13785 } 13786 } 13787 13788 @Override 13789 public int getPreferredActivities(List<IntentFilter> outFilters, 13790 List<ComponentName> outActivities, String packageName) { 13791 13792 int num = 0; 13793 final int userId = UserHandle.getCallingUserId(); 13794 // reader 13795 synchronized (mPackages) { 13796 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13797 if (pir != null) { 13798 final Iterator<PreferredActivity> it = pir.filterIterator(); 13799 while (it.hasNext()) { 13800 final PreferredActivity pa = it.next(); 13801 if (packageName == null 13802 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13803 && pa.mPref.mAlways)) { 13804 if (outFilters != null) { 13805 outFilters.add(new IntentFilter(pa)); 13806 } 13807 if (outActivities != null) { 13808 outActivities.add(pa.mPref.mComponent); 13809 } 13810 } 13811 } 13812 } 13813 } 13814 13815 return num; 13816 } 13817 13818 @Override 13819 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13820 int userId) { 13821 int callingUid = Binder.getCallingUid(); 13822 if (callingUid != Process.SYSTEM_UID) { 13823 throw new SecurityException( 13824 "addPersistentPreferredActivity can only be run by the system"); 13825 } 13826 if (filter.countActions() == 0) { 13827 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13828 return; 13829 } 13830 synchronized (mPackages) { 13831 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13832 " :"); 13833 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13834 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13835 new PersistentPreferredActivity(filter, activity)); 13836 scheduleWritePackageRestrictionsLocked(userId); 13837 } 13838 } 13839 13840 @Override 13841 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13842 int callingUid = Binder.getCallingUid(); 13843 if (callingUid != Process.SYSTEM_UID) { 13844 throw new SecurityException( 13845 "clearPackagePersistentPreferredActivities can only be run by the system"); 13846 } 13847 ArrayList<PersistentPreferredActivity> removed = null; 13848 boolean changed = false; 13849 synchronized (mPackages) { 13850 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13851 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13852 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13853 .valueAt(i); 13854 if (userId != thisUserId) { 13855 continue; 13856 } 13857 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13858 while (it.hasNext()) { 13859 PersistentPreferredActivity ppa = it.next(); 13860 // Mark entry for removal only if it matches the package name. 13861 if (ppa.mComponent.getPackageName().equals(packageName)) { 13862 if (removed == null) { 13863 removed = new ArrayList<PersistentPreferredActivity>(); 13864 } 13865 removed.add(ppa); 13866 } 13867 } 13868 if (removed != null) { 13869 for (int j=0; j<removed.size(); j++) { 13870 PersistentPreferredActivity ppa = removed.get(j); 13871 ppir.removeFilter(ppa); 13872 } 13873 changed = true; 13874 } 13875 } 13876 13877 if (changed) { 13878 scheduleWritePackageRestrictionsLocked(userId); 13879 } 13880 } 13881 } 13882 13883 /** 13884 * Common machinery for picking apart a restored XML blob and passing 13885 * it to a caller-supplied functor to be applied to the running system. 13886 */ 13887 private void restoreFromXml(XmlPullParser parser, int userId, 13888 String expectedStartTag, BlobXmlRestorer functor) 13889 throws IOException, XmlPullParserException { 13890 int type; 13891 while ((type = parser.next()) != XmlPullParser.START_TAG 13892 && type != XmlPullParser.END_DOCUMENT) { 13893 } 13894 if (type != XmlPullParser.START_TAG) { 13895 // oops didn't find a start tag?! 13896 if (DEBUG_BACKUP) { 13897 Slog.e(TAG, "Didn't find start tag during restore"); 13898 } 13899 return; 13900 } 13901 13902 // this is supposed to be TAG_PREFERRED_BACKUP 13903 if (!expectedStartTag.equals(parser.getName())) { 13904 if (DEBUG_BACKUP) { 13905 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13906 } 13907 return; 13908 } 13909 13910 // skip interfering stuff, then we're aligned with the backing implementation 13911 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13912 functor.apply(parser, userId); 13913 } 13914 13915 private interface BlobXmlRestorer { 13916 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13917 } 13918 13919 /** 13920 * Non-Binder method, support for the backup/restore mechanism: write the 13921 * full set of preferred activities in its canonical XML format. Returns the 13922 * XML output as a byte array, or null if there is none. 13923 */ 13924 @Override 13925 public byte[] getPreferredActivityBackup(int userId) { 13926 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13927 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13928 } 13929 13930 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13931 try { 13932 final XmlSerializer serializer = new FastXmlSerializer(); 13933 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13934 serializer.startDocument(null, true); 13935 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13936 13937 synchronized (mPackages) { 13938 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13939 } 13940 13941 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13942 serializer.endDocument(); 13943 serializer.flush(); 13944 } catch (Exception e) { 13945 if (DEBUG_BACKUP) { 13946 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13947 } 13948 return null; 13949 } 13950 13951 return dataStream.toByteArray(); 13952 } 13953 13954 @Override 13955 public void restorePreferredActivities(byte[] backup, int userId) { 13956 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13957 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13958 } 13959 13960 try { 13961 final XmlPullParser parser = Xml.newPullParser(); 13962 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13963 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13964 new BlobXmlRestorer() { 13965 @Override 13966 public void apply(XmlPullParser parser, int userId) 13967 throws XmlPullParserException, IOException { 13968 synchronized (mPackages) { 13969 mSettings.readPreferredActivitiesLPw(parser, userId); 13970 } 13971 } 13972 } ); 13973 } catch (Exception e) { 13974 if (DEBUG_BACKUP) { 13975 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13976 } 13977 } 13978 } 13979 13980 /** 13981 * Non-Binder method, support for the backup/restore mechanism: write the 13982 * default browser (etc) settings in its canonical XML format. Returns the default 13983 * browser XML representation as a byte array, or null if there is none. 13984 */ 13985 @Override 13986 public byte[] getDefaultAppsBackup(int userId) { 13987 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13988 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13989 } 13990 13991 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13992 try { 13993 final XmlSerializer serializer = new FastXmlSerializer(); 13994 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13995 serializer.startDocument(null, true); 13996 serializer.startTag(null, TAG_DEFAULT_APPS); 13997 13998 synchronized (mPackages) { 13999 mSettings.writeDefaultAppsLPr(serializer, userId); 14000 } 14001 14002 serializer.endTag(null, TAG_DEFAULT_APPS); 14003 serializer.endDocument(); 14004 serializer.flush(); 14005 } catch (Exception e) { 14006 if (DEBUG_BACKUP) { 14007 Slog.e(TAG, "Unable to write default apps for backup", e); 14008 } 14009 return null; 14010 } 14011 14012 return dataStream.toByteArray(); 14013 } 14014 14015 @Override 14016 public void restoreDefaultApps(byte[] backup, int userId) { 14017 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14018 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14019 } 14020 14021 try { 14022 final XmlPullParser parser = Xml.newPullParser(); 14023 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14024 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14025 new BlobXmlRestorer() { 14026 @Override 14027 public void apply(XmlPullParser parser, int userId) 14028 throws XmlPullParserException, IOException { 14029 synchronized (mPackages) { 14030 mSettings.readDefaultAppsLPw(parser, userId); 14031 } 14032 } 14033 } ); 14034 } catch (Exception e) { 14035 if (DEBUG_BACKUP) { 14036 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14037 } 14038 } 14039 } 14040 14041 @Override 14042 public byte[] getIntentFilterVerificationBackup(int userId) { 14043 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14044 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14045 } 14046 14047 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14048 try { 14049 final XmlSerializer serializer = new FastXmlSerializer(); 14050 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14051 serializer.startDocument(null, true); 14052 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14053 14054 synchronized (mPackages) { 14055 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14056 } 14057 14058 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14059 serializer.endDocument(); 14060 serializer.flush(); 14061 } catch (Exception e) { 14062 if (DEBUG_BACKUP) { 14063 Slog.e(TAG, "Unable to write default apps for backup", e); 14064 } 14065 return null; 14066 } 14067 14068 return dataStream.toByteArray(); 14069 } 14070 14071 @Override 14072 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14073 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14074 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14075 } 14076 14077 try { 14078 final XmlPullParser parser = Xml.newPullParser(); 14079 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14080 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14081 new BlobXmlRestorer() { 14082 @Override 14083 public void apply(XmlPullParser parser, int userId) 14084 throws XmlPullParserException, IOException { 14085 synchronized (mPackages) { 14086 mSettings.readAllDomainVerificationsLPr(parser, userId); 14087 mSettings.writeLPr(); 14088 } 14089 } 14090 } ); 14091 } catch (Exception e) { 14092 if (DEBUG_BACKUP) { 14093 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14094 } 14095 } 14096 } 14097 14098 @Override 14099 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14100 int sourceUserId, int targetUserId, int flags) { 14101 mContext.enforceCallingOrSelfPermission( 14102 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14103 int callingUid = Binder.getCallingUid(); 14104 enforceOwnerRights(ownerPackage, callingUid); 14105 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14106 if (intentFilter.countActions() == 0) { 14107 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14108 return; 14109 } 14110 synchronized (mPackages) { 14111 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14112 ownerPackage, targetUserId, flags); 14113 CrossProfileIntentResolver resolver = 14114 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14115 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14116 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14117 if (existing != null) { 14118 int size = existing.size(); 14119 for (int i = 0; i < size; i++) { 14120 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14121 return; 14122 } 14123 } 14124 } 14125 resolver.addFilter(newFilter); 14126 scheduleWritePackageRestrictionsLocked(sourceUserId); 14127 } 14128 } 14129 14130 @Override 14131 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14132 mContext.enforceCallingOrSelfPermission( 14133 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14134 int callingUid = Binder.getCallingUid(); 14135 enforceOwnerRights(ownerPackage, callingUid); 14136 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14137 synchronized (mPackages) { 14138 CrossProfileIntentResolver resolver = 14139 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14140 ArraySet<CrossProfileIntentFilter> set = 14141 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14142 for (CrossProfileIntentFilter filter : set) { 14143 if (filter.getOwnerPackage().equals(ownerPackage)) { 14144 resolver.removeFilter(filter); 14145 } 14146 } 14147 scheduleWritePackageRestrictionsLocked(sourceUserId); 14148 } 14149 } 14150 14151 // Enforcing that callingUid is owning pkg on userId 14152 private void enforceOwnerRights(String pkg, int callingUid) { 14153 // The system owns everything. 14154 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14155 return; 14156 } 14157 int callingUserId = UserHandle.getUserId(callingUid); 14158 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14159 if (pi == null) { 14160 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14161 + callingUserId); 14162 } 14163 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14164 throw new SecurityException("Calling uid " + callingUid 14165 + " does not own package " + pkg); 14166 } 14167 } 14168 14169 @Override 14170 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14171 Intent intent = new Intent(Intent.ACTION_MAIN); 14172 intent.addCategory(Intent.CATEGORY_HOME); 14173 14174 final int callingUserId = UserHandle.getCallingUserId(); 14175 List<ResolveInfo> list = queryIntentActivities(intent, null, 14176 PackageManager.GET_META_DATA, callingUserId); 14177 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14178 true, false, false, callingUserId); 14179 14180 allHomeCandidates.clear(); 14181 if (list != null) { 14182 for (ResolveInfo ri : list) { 14183 allHomeCandidates.add(ri); 14184 } 14185 } 14186 return (preferred == null || preferred.activityInfo == null) 14187 ? null 14188 : new ComponentName(preferred.activityInfo.packageName, 14189 preferred.activityInfo.name); 14190 } 14191 14192 @Override 14193 public void setApplicationEnabledSetting(String appPackageName, 14194 int newState, int flags, int userId, String callingPackage) { 14195 if (!sUserManager.exists(userId)) return; 14196 if (callingPackage == null) { 14197 callingPackage = Integer.toString(Binder.getCallingUid()); 14198 } 14199 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14200 } 14201 14202 @Override 14203 public void setComponentEnabledSetting(ComponentName componentName, 14204 int newState, int flags, int userId) { 14205 if (!sUserManager.exists(userId)) return; 14206 setEnabledSetting(componentName.getPackageName(), 14207 componentName.getClassName(), newState, flags, userId, null); 14208 } 14209 14210 private void setEnabledSetting(final String packageName, String className, int newState, 14211 final int flags, int userId, String callingPackage) { 14212 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14213 || newState == COMPONENT_ENABLED_STATE_ENABLED 14214 || newState == COMPONENT_ENABLED_STATE_DISABLED 14215 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14216 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14217 throw new IllegalArgumentException("Invalid new component state: " 14218 + newState); 14219 } 14220 PackageSetting pkgSetting; 14221 final int uid = Binder.getCallingUid(); 14222 final int permission = mContext.checkCallingOrSelfPermission( 14223 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14224 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14225 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14226 boolean sendNow = false; 14227 boolean isApp = (className == null); 14228 String componentName = isApp ? packageName : className; 14229 int packageUid = -1; 14230 ArrayList<String> components; 14231 14232 // writer 14233 synchronized (mPackages) { 14234 pkgSetting = mSettings.mPackages.get(packageName); 14235 if (pkgSetting == null) { 14236 if (className == null) { 14237 throw new IllegalArgumentException( 14238 "Unknown package: " + packageName); 14239 } 14240 throw new IllegalArgumentException( 14241 "Unknown component: " + packageName 14242 + "/" + className); 14243 } 14244 // Allow root and verify that userId is not being specified by a different user 14245 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14246 throw new SecurityException( 14247 "Permission Denial: attempt to change component state from pid=" 14248 + Binder.getCallingPid() 14249 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14250 } 14251 if (className == null) { 14252 // We're dealing with an application/package level state change 14253 if (pkgSetting.getEnabled(userId) == newState) { 14254 // Nothing to do 14255 return; 14256 } 14257 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14258 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14259 // Don't care about who enables an app. 14260 callingPackage = null; 14261 } 14262 pkgSetting.setEnabled(newState, userId, callingPackage); 14263 // pkgSetting.pkg.mSetEnabled = newState; 14264 } else { 14265 // We're dealing with a component level state change 14266 // First, verify that this is a valid class name. 14267 PackageParser.Package pkg = pkgSetting.pkg; 14268 if (pkg == null || !pkg.hasComponentClassName(className)) { 14269 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14270 throw new IllegalArgumentException("Component class " + className 14271 + " does not exist in " + packageName); 14272 } else { 14273 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14274 + className + " does not exist in " + packageName); 14275 } 14276 } 14277 switch (newState) { 14278 case COMPONENT_ENABLED_STATE_ENABLED: 14279 if (!pkgSetting.enableComponentLPw(className, userId)) { 14280 return; 14281 } 14282 break; 14283 case COMPONENT_ENABLED_STATE_DISABLED: 14284 if (!pkgSetting.disableComponentLPw(className, userId)) { 14285 return; 14286 } 14287 break; 14288 case COMPONENT_ENABLED_STATE_DEFAULT: 14289 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14290 return; 14291 } 14292 break; 14293 default: 14294 Slog.e(TAG, "Invalid new component state: " + newState); 14295 return; 14296 } 14297 } 14298 scheduleWritePackageRestrictionsLocked(userId); 14299 components = mPendingBroadcasts.get(userId, packageName); 14300 final boolean newPackage = components == null; 14301 if (newPackage) { 14302 components = new ArrayList<String>(); 14303 } 14304 if (!components.contains(componentName)) { 14305 components.add(componentName); 14306 } 14307 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14308 sendNow = true; 14309 // Purge entry from pending broadcast list if another one exists already 14310 // since we are sending one right away. 14311 mPendingBroadcasts.remove(userId, packageName); 14312 } else { 14313 if (newPackage) { 14314 mPendingBroadcasts.put(userId, packageName, components); 14315 } 14316 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14317 // Schedule a message 14318 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14319 } 14320 } 14321 } 14322 14323 long callingId = Binder.clearCallingIdentity(); 14324 try { 14325 if (sendNow) { 14326 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14327 sendPackageChangedBroadcast(packageName, 14328 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14329 } 14330 } finally { 14331 Binder.restoreCallingIdentity(callingId); 14332 } 14333 } 14334 14335 private void sendPackageChangedBroadcast(String packageName, 14336 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14337 if (DEBUG_INSTALL) 14338 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14339 + componentNames); 14340 Bundle extras = new Bundle(4); 14341 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14342 String nameList[] = new String[componentNames.size()]; 14343 componentNames.toArray(nameList); 14344 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14345 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14346 extras.putInt(Intent.EXTRA_UID, packageUid); 14347 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14348 new int[] {UserHandle.getUserId(packageUid)}); 14349 } 14350 14351 @Override 14352 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14353 if (!sUserManager.exists(userId)) return; 14354 final int uid = Binder.getCallingUid(); 14355 final int permission = mContext.checkCallingOrSelfPermission( 14356 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14357 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14358 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14359 // writer 14360 synchronized (mPackages) { 14361 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14362 allowedByPermission, uid, userId)) { 14363 scheduleWritePackageRestrictionsLocked(userId); 14364 } 14365 } 14366 } 14367 14368 @Override 14369 public String getInstallerPackageName(String packageName) { 14370 // reader 14371 synchronized (mPackages) { 14372 return mSettings.getInstallerPackageNameLPr(packageName); 14373 } 14374 } 14375 14376 @Override 14377 public int getApplicationEnabledSetting(String packageName, int userId) { 14378 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14379 int uid = Binder.getCallingUid(); 14380 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14381 // reader 14382 synchronized (mPackages) { 14383 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14384 } 14385 } 14386 14387 @Override 14388 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14389 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14390 int uid = Binder.getCallingUid(); 14391 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14392 // reader 14393 synchronized (mPackages) { 14394 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14395 } 14396 } 14397 14398 @Override 14399 public void enterSafeMode() { 14400 enforceSystemOrRoot("Only the system can request entering safe mode"); 14401 14402 if (!mSystemReady) { 14403 mSafeMode = true; 14404 } 14405 } 14406 14407 @Override 14408 public void systemReady() { 14409 mSystemReady = true; 14410 14411 // Read the compatibilty setting when the system is ready. 14412 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14413 mContext.getContentResolver(), 14414 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14415 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14416 if (DEBUG_SETTINGS) { 14417 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14418 } 14419 14420 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14421 14422 synchronized (mPackages) { 14423 // Verify that all of the preferred activity components actually 14424 // exist. It is possible for applications to be updated and at 14425 // that point remove a previously declared activity component that 14426 // had been set as a preferred activity. We try to clean this up 14427 // the next time we encounter that preferred activity, but it is 14428 // possible for the user flow to never be able to return to that 14429 // situation so here we do a sanity check to make sure we haven't 14430 // left any junk around. 14431 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14432 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14433 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14434 removed.clear(); 14435 for (PreferredActivity pa : pir.filterSet()) { 14436 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14437 removed.add(pa); 14438 } 14439 } 14440 if (removed.size() > 0) { 14441 for (int r=0; r<removed.size(); r++) { 14442 PreferredActivity pa = removed.get(r); 14443 Slog.w(TAG, "Removing dangling preferred activity: " 14444 + pa.mPref.mComponent); 14445 pir.removeFilter(pa); 14446 } 14447 mSettings.writePackageRestrictionsLPr( 14448 mSettings.mPreferredActivities.keyAt(i)); 14449 } 14450 } 14451 14452 for (int userId : UserManagerService.getInstance().getUserIds()) { 14453 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14454 grantPermissionsUserIds = ArrayUtils.appendInt( 14455 grantPermissionsUserIds, userId); 14456 } 14457 } 14458 } 14459 sUserManager.systemReady(); 14460 14461 // If we upgraded grant all default permissions before kicking off. 14462 for (int userId : grantPermissionsUserIds) { 14463 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14464 } 14465 14466 // Kick off any messages waiting for system ready 14467 if (mPostSystemReadyMessages != null) { 14468 for (Message msg : mPostSystemReadyMessages) { 14469 msg.sendToTarget(); 14470 } 14471 mPostSystemReadyMessages = null; 14472 } 14473 14474 // Watch for external volumes that come and go over time 14475 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14476 storage.registerListener(mStorageListener); 14477 14478 mInstallerService.systemReady(); 14479 mPackageDexOptimizer.systemReady(); 14480 14481 MountServiceInternal mountServiceInternal = LocalServices.getService( 14482 MountServiceInternal.class); 14483 mountServiceInternal.addExternalStoragePolicy( 14484 new MountServiceInternal.ExternalStorageMountPolicy() { 14485 @Override 14486 public int getMountMode(int uid, String packageName) { 14487 if (Process.isIsolated(uid)) { 14488 return Zygote.MOUNT_EXTERNAL_NONE; 14489 } 14490 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14491 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14492 } 14493 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14494 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14495 } 14496 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14497 return Zygote.MOUNT_EXTERNAL_READ; 14498 } 14499 return Zygote.MOUNT_EXTERNAL_WRITE; 14500 } 14501 14502 @Override 14503 public boolean hasExternalStorage(int uid, String packageName) { 14504 return true; 14505 } 14506 }); 14507 } 14508 14509 @Override 14510 public boolean isSafeMode() { 14511 return mSafeMode; 14512 } 14513 14514 @Override 14515 public boolean hasSystemUidErrors() { 14516 return mHasSystemUidErrors; 14517 } 14518 14519 static String arrayToString(int[] array) { 14520 StringBuffer buf = new StringBuffer(128); 14521 buf.append('['); 14522 if (array != null) { 14523 for (int i=0; i<array.length; i++) { 14524 if (i > 0) buf.append(", "); 14525 buf.append(array[i]); 14526 } 14527 } 14528 buf.append(']'); 14529 return buf.toString(); 14530 } 14531 14532 static class DumpState { 14533 public static final int DUMP_LIBS = 1 << 0; 14534 public static final int DUMP_FEATURES = 1 << 1; 14535 public static final int DUMP_RESOLVERS = 1 << 2; 14536 public static final int DUMP_PERMISSIONS = 1 << 3; 14537 public static final int DUMP_PACKAGES = 1 << 4; 14538 public static final int DUMP_SHARED_USERS = 1 << 5; 14539 public static final int DUMP_MESSAGES = 1 << 6; 14540 public static final int DUMP_PROVIDERS = 1 << 7; 14541 public static final int DUMP_VERIFIERS = 1 << 8; 14542 public static final int DUMP_PREFERRED = 1 << 9; 14543 public static final int DUMP_PREFERRED_XML = 1 << 10; 14544 public static final int DUMP_KEYSETS = 1 << 11; 14545 public static final int DUMP_VERSION = 1 << 12; 14546 public static final int DUMP_INSTALLS = 1 << 13; 14547 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14548 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14549 14550 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14551 14552 private int mTypes; 14553 14554 private int mOptions; 14555 14556 private boolean mTitlePrinted; 14557 14558 private SharedUserSetting mSharedUser; 14559 14560 public boolean isDumping(int type) { 14561 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14562 return true; 14563 } 14564 14565 return (mTypes & type) != 0; 14566 } 14567 14568 public void setDump(int type) { 14569 mTypes |= type; 14570 } 14571 14572 public boolean isOptionEnabled(int option) { 14573 return (mOptions & option) != 0; 14574 } 14575 14576 public void setOptionEnabled(int option) { 14577 mOptions |= option; 14578 } 14579 14580 public boolean onTitlePrinted() { 14581 final boolean printed = mTitlePrinted; 14582 mTitlePrinted = true; 14583 return printed; 14584 } 14585 14586 public boolean getTitlePrinted() { 14587 return mTitlePrinted; 14588 } 14589 14590 public void setTitlePrinted(boolean enabled) { 14591 mTitlePrinted = enabled; 14592 } 14593 14594 public SharedUserSetting getSharedUser() { 14595 return mSharedUser; 14596 } 14597 14598 public void setSharedUser(SharedUserSetting user) { 14599 mSharedUser = user; 14600 } 14601 } 14602 14603 @Override 14604 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14605 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14606 != PackageManager.PERMISSION_GRANTED) { 14607 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14608 + Binder.getCallingPid() 14609 + ", uid=" + Binder.getCallingUid() 14610 + " without permission " 14611 + android.Manifest.permission.DUMP); 14612 return; 14613 } 14614 14615 DumpState dumpState = new DumpState(); 14616 boolean fullPreferred = false; 14617 boolean checkin = false; 14618 14619 String packageName = null; 14620 ArraySet<String> permissionNames = null; 14621 14622 int opti = 0; 14623 while (opti < args.length) { 14624 String opt = args[opti]; 14625 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14626 break; 14627 } 14628 opti++; 14629 14630 if ("-a".equals(opt)) { 14631 // Right now we only know how to print all. 14632 } else if ("-h".equals(opt)) { 14633 pw.println("Package manager dump options:"); 14634 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14635 pw.println(" --checkin: dump for a checkin"); 14636 pw.println(" -f: print details of intent filters"); 14637 pw.println(" -h: print this help"); 14638 pw.println(" cmd may be one of:"); 14639 pw.println(" l[ibraries]: list known shared libraries"); 14640 pw.println(" f[ibraries]: list device features"); 14641 pw.println(" k[eysets]: print known keysets"); 14642 pw.println(" r[esolvers]: dump intent resolvers"); 14643 pw.println(" perm[issions]: dump permissions"); 14644 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14645 pw.println(" pref[erred]: print preferred package settings"); 14646 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14647 pw.println(" prov[iders]: dump content providers"); 14648 pw.println(" p[ackages]: dump installed packages"); 14649 pw.println(" s[hared-users]: dump shared user IDs"); 14650 pw.println(" m[essages]: print collected runtime messages"); 14651 pw.println(" v[erifiers]: print package verifier info"); 14652 pw.println(" version: print database version info"); 14653 pw.println(" write: write current settings now"); 14654 pw.println(" <package.name>: info about given package"); 14655 pw.println(" installs: details about install sessions"); 14656 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14657 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14658 return; 14659 } else if ("--checkin".equals(opt)) { 14660 checkin = true; 14661 } else if ("-f".equals(opt)) { 14662 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14663 } else { 14664 pw.println("Unknown argument: " + opt + "; use -h for help"); 14665 } 14666 } 14667 14668 // Is the caller requesting to dump a particular piece of data? 14669 if (opti < args.length) { 14670 String cmd = args[opti]; 14671 opti++; 14672 // Is this a package name? 14673 if ("android".equals(cmd) || cmd.contains(".")) { 14674 packageName = cmd; 14675 // When dumping a single package, we always dump all of its 14676 // filter information since the amount of data will be reasonable. 14677 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14678 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14679 dumpState.setDump(DumpState.DUMP_LIBS); 14680 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14681 dumpState.setDump(DumpState.DUMP_FEATURES); 14682 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14683 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14684 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14685 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14686 } else if ("permission".equals(cmd)) { 14687 if (opti >= args.length) { 14688 pw.println("Error: permission requires permission name"); 14689 return; 14690 } 14691 permissionNames = new ArraySet<>(); 14692 while (opti < args.length) { 14693 permissionNames.add(args[opti]); 14694 opti++; 14695 } 14696 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14697 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14698 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14699 dumpState.setDump(DumpState.DUMP_PREFERRED); 14700 } else if ("preferred-xml".equals(cmd)) { 14701 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14702 if (opti < args.length && "--full".equals(args[opti])) { 14703 fullPreferred = true; 14704 opti++; 14705 } 14706 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14707 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14708 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14709 dumpState.setDump(DumpState.DUMP_PACKAGES); 14710 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14711 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14712 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14713 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14714 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14715 dumpState.setDump(DumpState.DUMP_MESSAGES); 14716 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14717 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14718 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14719 || "intent-filter-verifiers".equals(cmd)) { 14720 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14721 } else if ("version".equals(cmd)) { 14722 dumpState.setDump(DumpState.DUMP_VERSION); 14723 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14724 dumpState.setDump(DumpState.DUMP_KEYSETS); 14725 } else if ("installs".equals(cmd)) { 14726 dumpState.setDump(DumpState.DUMP_INSTALLS); 14727 } else if ("write".equals(cmd)) { 14728 synchronized (mPackages) { 14729 mSettings.writeLPr(); 14730 pw.println("Settings written."); 14731 return; 14732 } 14733 } 14734 } 14735 14736 if (checkin) { 14737 pw.println("vers,1"); 14738 } 14739 14740 // reader 14741 synchronized (mPackages) { 14742 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14743 if (!checkin) { 14744 if (dumpState.onTitlePrinted()) 14745 pw.println(); 14746 pw.println("Database versions:"); 14747 pw.print(" SDK Version:"); 14748 pw.print(" internal="); 14749 pw.print(mSettings.mInternalSdkPlatform); 14750 pw.print(" external="); 14751 pw.println(mSettings.mExternalSdkPlatform); 14752 pw.print(" DB Version:"); 14753 pw.print(" internal="); 14754 pw.print(mSettings.mInternalDatabaseVersion); 14755 pw.print(" external="); 14756 pw.println(mSettings.mExternalDatabaseVersion); 14757 } 14758 } 14759 14760 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14761 if (!checkin) { 14762 if (dumpState.onTitlePrinted()) 14763 pw.println(); 14764 pw.println("Verifiers:"); 14765 pw.print(" Required: "); 14766 pw.print(mRequiredVerifierPackage); 14767 pw.print(" (uid="); 14768 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14769 pw.println(")"); 14770 } else if (mRequiredVerifierPackage != null) { 14771 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14772 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14773 } 14774 } 14775 14776 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14777 packageName == null) { 14778 if (mIntentFilterVerifierComponent != null) { 14779 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14780 if (!checkin) { 14781 if (dumpState.onTitlePrinted()) 14782 pw.println(); 14783 pw.println("Intent Filter Verifier:"); 14784 pw.print(" Using: "); 14785 pw.print(verifierPackageName); 14786 pw.print(" (uid="); 14787 pw.print(getPackageUid(verifierPackageName, 0)); 14788 pw.println(")"); 14789 } else if (verifierPackageName != null) { 14790 pw.print("ifv,"); pw.print(verifierPackageName); 14791 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14792 } 14793 } else { 14794 pw.println(); 14795 pw.println("No Intent Filter Verifier available!"); 14796 } 14797 } 14798 14799 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14800 boolean printedHeader = false; 14801 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14802 while (it.hasNext()) { 14803 String name = it.next(); 14804 SharedLibraryEntry ent = mSharedLibraries.get(name); 14805 if (!checkin) { 14806 if (!printedHeader) { 14807 if (dumpState.onTitlePrinted()) 14808 pw.println(); 14809 pw.println("Libraries:"); 14810 printedHeader = true; 14811 } 14812 pw.print(" "); 14813 } else { 14814 pw.print("lib,"); 14815 } 14816 pw.print(name); 14817 if (!checkin) { 14818 pw.print(" -> "); 14819 } 14820 if (ent.path != null) { 14821 if (!checkin) { 14822 pw.print("(jar) "); 14823 pw.print(ent.path); 14824 } else { 14825 pw.print(",jar,"); 14826 pw.print(ent.path); 14827 } 14828 } else { 14829 if (!checkin) { 14830 pw.print("(apk) "); 14831 pw.print(ent.apk); 14832 } else { 14833 pw.print(",apk,"); 14834 pw.print(ent.apk); 14835 } 14836 } 14837 pw.println(); 14838 } 14839 } 14840 14841 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14842 if (dumpState.onTitlePrinted()) 14843 pw.println(); 14844 if (!checkin) { 14845 pw.println("Features:"); 14846 } 14847 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14848 while (it.hasNext()) { 14849 String name = it.next(); 14850 if (!checkin) { 14851 pw.print(" "); 14852 } else { 14853 pw.print("feat,"); 14854 } 14855 pw.println(name); 14856 } 14857 } 14858 14859 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14860 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14861 : "Activity Resolver Table:", " ", packageName, 14862 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14863 dumpState.setTitlePrinted(true); 14864 } 14865 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14866 : "Receiver Resolver Table:", " ", packageName, 14867 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14868 dumpState.setTitlePrinted(true); 14869 } 14870 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14871 : "Service Resolver Table:", " ", packageName, 14872 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14873 dumpState.setTitlePrinted(true); 14874 } 14875 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14876 : "Provider Resolver Table:", " ", packageName, 14877 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14878 dumpState.setTitlePrinted(true); 14879 } 14880 } 14881 14882 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14883 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14884 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14885 int user = mSettings.mPreferredActivities.keyAt(i); 14886 if (pir.dump(pw, 14887 dumpState.getTitlePrinted() 14888 ? "\nPreferred Activities User " + user + ":" 14889 : "Preferred Activities User " + user + ":", " ", 14890 packageName, true, false)) { 14891 dumpState.setTitlePrinted(true); 14892 } 14893 } 14894 } 14895 14896 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14897 pw.flush(); 14898 FileOutputStream fout = new FileOutputStream(fd); 14899 BufferedOutputStream str = new BufferedOutputStream(fout); 14900 XmlSerializer serializer = new FastXmlSerializer(); 14901 try { 14902 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14903 serializer.startDocument(null, true); 14904 serializer.setFeature( 14905 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14906 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14907 serializer.endDocument(); 14908 serializer.flush(); 14909 } catch (IllegalArgumentException e) { 14910 pw.println("Failed writing: " + e); 14911 } catch (IllegalStateException e) { 14912 pw.println("Failed writing: " + e); 14913 } catch (IOException e) { 14914 pw.println("Failed writing: " + e); 14915 } 14916 } 14917 14918 if (!checkin 14919 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14920 && packageName == null) { 14921 pw.println(); 14922 int count = mSettings.mPackages.size(); 14923 if (count == 0) { 14924 pw.println("No applications!"); 14925 pw.println(); 14926 } else { 14927 final String prefix = " "; 14928 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14929 if (allPackageSettings.size() == 0) { 14930 pw.println("No domain preferred apps!"); 14931 pw.println(); 14932 } else { 14933 pw.println("App verification status:"); 14934 pw.println(); 14935 count = 0; 14936 for (PackageSetting ps : allPackageSettings) { 14937 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14938 if (ivi == null || ivi.getPackageName() == null) continue; 14939 pw.println(prefix + "Package: " + ivi.getPackageName()); 14940 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14941 pw.println(prefix + "Status: " + ivi.getStatusString()); 14942 pw.println(); 14943 count++; 14944 } 14945 if (count == 0) { 14946 pw.println(prefix + "No app verification established."); 14947 pw.println(); 14948 } 14949 for (int userId : sUserManager.getUserIds()) { 14950 pw.println("App linkages for user " + userId + ":"); 14951 pw.println(); 14952 count = 0; 14953 for (PackageSetting ps : allPackageSettings) { 14954 final long status = ps.getDomainVerificationStatusForUser(userId); 14955 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14956 continue; 14957 } 14958 pw.println(prefix + "Package: " + ps.name); 14959 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14960 String statusStr = IntentFilterVerificationInfo. 14961 getStatusStringFromValue(status); 14962 pw.println(prefix + "Status: " + statusStr); 14963 pw.println(); 14964 count++; 14965 } 14966 if (count == 0) { 14967 pw.println(prefix + "No configured app linkages."); 14968 pw.println(); 14969 } 14970 } 14971 } 14972 } 14973 } 14974 14975 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14976 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14977 if (packageName == null && permissionNames == null) { 14978 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14979 if (iperm == 0) { 14980 if (dumpState.onTitlePrinted()) 14981 pw.println(); 14982 pw.println("AppOp Permissions:"); 14983 } 14984 pw.print(" AppOp Permission "); 14985 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14986 pw.println(":"); 14987 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14988 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14989 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14990 } 14991 } 14992 } 14993 } 14994 14995 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14996 boolean printedSomething = false; 14997 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14998 if (packageName != null && !packageName.equals(p.info.packageName)) { 14999 continue; 15000 } 15001 if (!printedSomething) { 15002 if (dumpState.onTitlePrinted()) 15003 pw.println(); 15004 pw.println("Registered ContentProviders:"); 15005 printedSomething = true; 15006 } 15007 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15008 pw.print(" "); pw.println(p.toString()); 15009 } 15010 printedSomething = false; 15011 for (Map.Entry<String, PackageParser.Provider> entry : 15012 mProvidersByAuthority.entrySet()) { 15013 PackageParser.Provider p = entry.getValue(); 15014 if (packageName != null && !packageName.equals(p.info.packageName)) { 15015 continue; 15016 } 15017 if (!printedSomething) { 15018 if (dumpState.onTitlePrinted()) 15019 pw.println(); 15020 pw.println("ContentProvider Authorities:"); 15021 printedSomething = true; 15022 } 15023 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15024 pw.print(" "); pw.println(p.toString()); 15025 if (p.info != null && p.info.applicationInfo != null) { 15026 final String appInfo = p.info.applicationInfo.toString(); 15027 pw.print(" applicationInfo="); pw.println(appInfo); 15028 } 15029 } 15030 } 15031 15032 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15033 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15034 } 15035 15036 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15037 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15038 } 15039 15040 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15041 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15042 } 15043 15044 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15045 // XXX should handle packageName != null by dumping only install data that 15046 // the given package is involved with. 15047 if (dumpState.onTitlePrinted()) pw.println(); 15048 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15049 } 15050 15051 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15052 if (dumpState.onTitlePrinted()) pw.println(); 15053 mSettings.dumpReadMessagesLPr(pw, dumpState); 15054 15055 pw.println(); 15056 pw.println("Package warning messages:"); 15057 BufferedReader in = null; 15058 String line = null; 15059 try { 15060 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15061 while ((line = in.readLine()) != null) { 15062 if (line.contains("ignored: updated version")) continue; 15063 pw.println(line); 15064 } 15065 } catch (IOException ignored) { 15066 } finally { 15067 IoUtils.closeQuietly(in); 15068 } 15069 } 15070 15071 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15072 BufferedReader in = null; 15073 String line = null; 15074 try { 15075 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15076 while ((line = in.readLine()) != null) { 15077 if (line.contains("ignored: updated version")) continue; 15078 pw.print("msg,"); 15079 pw.println(line); 15080 } 15081 } catch (IOException ignored) { 15082 } finally { 15083 IoUtils.closeQuietly(in); 15084 } 15085 } 15086 } 15087 } 15088 15089 private String dumpDomainString(String packageName) { 15090 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15091 List<IntentFilter> filters = getAllIntentFilters(packageName); 15092 15093 ArraySet<String> result = new ArraySet<>(); 15094 if (iviList.size() > 0) { 15095 for (IntentFilterVerificationInfo ivi : iviList) { 15096 for (String host : ivi.getDomains()) { 15097 result.add(host); 15098 } 15099 } 15100 } 15101 if (filters != null && filters.size() > 0) { 15102 for (IntentFilter filter : filters) { 15103 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15104 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15105 result.addAll(filter.getHostsList()); 15106 } 15107 } 15108 } 15109 15110 StringBuilder sb = new StringBuilder(result.size() * 16); 15111 for (String domain : result) { 15112 if (sb.length() > 0) sb.append(" "); 15113 sb.append(domain); 15114 } 15115 return sb.toString(); 15116 } 15117 15118 // ------- apps on sdcard specific code ------- 15119 static final boolean DEBUG_SD_INSTALL = false; 15120 15121 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15122 15123 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15124 15125 private boolean mMediaMounted = false; 15126 15127 static String getEncryptKey() { 15128 try { 15129 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15130 SD_ENCRYPTION_KEYSTORE_NAME); 15131 if (sdEncKey == null) { 15132 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15133 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15134 if (sdEncKey == null) { 15135 Slog.e(TAG, "Failed to create encryption keys"); 15136 return null; 15137 } 15138 } 15139 return sdEncKey; 15140 } catch (NoSuchAlgorithmException nsae) { 15141 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15142 return null; 15143 } catch (IOException ioe) { 15144 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15145 return null; 15146 } 15147 } 15148 15149 /* 15150 * Update media status on PackageManager. 15151 */ 15152 @Override 15153 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15154 int callingUid = Binder.getCallingUid(); 15155 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15156 throw new SecurityException("Media status can only be updated by the system"); 15157 } 15158 // reader; this apparently protects mMediaMounted, but should probably 15159 // be a different lock in that case. 15160 synchronized (mPackages) { 15161 Log.i(TAG, "Updating external media status from " 15162 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15163 + (mediaStatus ? "mounted" : "unmounted")); 15164 if (DEBUG_SD_INSTALL) 15165 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15166 + ", mMediaMounted=" + mMediaMounted); 15167 if (mediaStatus == mMediaMounted) { 15168 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15169 : 0, -1); 15170 mHandler.sendMessage(msg); 15171 return; 15172 } 15173 mMediaMounted = mediaStatus; 15174 } 15175 // Queue up an async operation since the package installation may take a 15176 // little while. 15177 mHandler.post(new Runnable() { 15178 public void run() { 15179 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15180 } 15181 }); 15182 } 15183 15184 /** 15185 * Called by MountService when the initial ASECs to scan are available. 15186 * Should block until all the ASEC containers are finished being scanned. 15187 */ 15188 public void scanAvailableAsecs() { 15189 updateExternalMediaStatusInner(true, false, false); 15190 if (mShouldRestoreconData) { 15191 SELinuxMMAC.setRestoreconDone(); 15192 mShouldRestoreconData = false; 15193 } 15194 } 15195 15196 /* 15197 * Collect information of applications on external media, map them against 15198 * existing containers and update information based on current mount status. 15199 * Please note that we always have to report status if reportStatus has been 15200 * set to true especially when unloading packages. 15201 */ 15202 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15203 boolean externalStorage) { 15204 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15205 int[] uidArr = EmptyArray.INT; 15206 15207 final String[] list = PackageHelper.getSecureContainerList(); 15208 if (ArrayUtils.isEmpty(list)) { 15209 Log.i(TAG, "No secure containers found"); 15210 } else { 15211 // Process list of secure containers and categorize them 15212 // as active or stale based on their package internal state. 15213 15214 // reader 15215 synchronized (mPackages) { 15216 for (String cid : list) { 15217 // Leave stages untouched for now; installer service owns them 15218 if (PackageInstallerService.isStageName(cid)) continue; 15219 15220 if (DEBUG_SD_INSTALL) 15221 Log.i(TAG, "Processing container " + cid); 15222 String pkgName = getAsecPackageName(cid); 15223 if (pkgName == null) { 15224 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15225 continue; 15226 } 15227 if (DEBUG_SD_INSTALL) 15228 Log.i(TAG, "Looking for pkg : " + pkgName); 15229 15230 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15231 if (ps == null) { 15232 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15233 continue; 15234 } 15235 15236 /* 15237 * Skip packages that are not external if we're unmounting 15238 * external storage. 15239 */ 15240 if (externalStorage && !isMounted && !isExternal(ps)) { 15241 continue; 15242 } 15243 15244 final AsecInstallArgs args = new AsecInstallArgs(cid, 15245 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15246 // The package status is changed only if the code path 15247 // matches between settings and the container id. 15248 if (ps.codePathString != null 15249 && ps.codePathString.startsWith(args.getCodePath())) { 15250 if (DEBUG_SD_INSTALL) { 15251 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15252 + " at code path: " + ps.codePathString); 15253 } 15254 15255 // We do have a valid package installed on sdcard 15256 processCids.put(args, ps.codePathString); 15257 final int uid = ps.appId; 15258 if (uid != -1) { 15259 uidArr = ArrayUtils.appendInt(uidArr, uid); 15260 } 15261 } else { 15262 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15263 + ps.codePathString); 15264 } 15265 } 15266 } 15267 15268 Arrays.sort(uidArr); 15269 } 15270 15271 // Process packages with valid entries. 15272 if (isMounted) { 15273 if (DEBUG_SD_INSTALL) 15274 Log.i(TAG, "Loading packages"); 15275 loadMediaPackages(processCids, uidArr); 15276 startCleaningPackages(); 15277 mInstallerService.onSecureContainersAvailable(); 15278 } else { 15279 if (DEBUG_SD_INSTALL) 15280 Log.i(TAG, "Unloading packages"); 15281 unloadMediaPackages(processCids, uidArr, reportStatus); 15282 } 15283 } 15284 15285 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15286 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15287 final int size = infos.size(); 15288 final String[] packageNames = new String[size]; 15289 final int[] packageUids = new int[size]; 15290 for (int i = 0; i < size; i++) { 15291 final ApplicationInfo info = infos.get(i); 15292 packageNames[i] = info.packageName; 15293 packageUids[i] = info.uid; 15294 } 15295 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15296 finishedReceiver); 15297 } 15298 15299 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15300 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15301 sendResourcesChangedBroadcast(mediaStatus, replacing, 15302 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15303 } 15304 15305 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15306 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15307 int size = pkgList.length; 15308 if (size > 0) { 15309 // Send broadcasts here 15310 Bundle extras = new Bundle(); 15311 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15312 if (uidArr != null) { 15313 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15314 } 15315 if (replacing) { 15316 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15317 } 15318 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15319 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15320 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15321 } 15322 } 15323 15324 /* 15325 * Look at potentially valid container ids from processCids If package 15326 * information doesn't match the one on record or package scanning fails, 15327 * the cid is added to list of removeCids. We currently don't delete stale 15328 * containers. 15329 */ 15330 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15331 ArrayList<String> pkgList = new ArrayList<String>(); 15332 Set<AsecInstallArgs> keys = processCids.keySet(); 15333 15334 for (AsecInstallArgs args : keys) { 15335 String codePath = processCids.get(args); 15336 if (DEBUG_SD_INSTALL) 15337 Log.i(TAG, "Loading container : " + args.cid); 15338 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15339 try { 15340 // Make sure there are no container errors first. 15341 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15342 Slog.e(TAG, "Failed to mount cid : " + args.cid 15343 + " when installing from sdcard"); 15344 continue; 15345 } 15346 // Check code path here. 15347 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15348 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15349 + " does not match one in settings " + codePath); 15350 continue; 15351 } 15352 // Parse package 15353 int parseFlags = mDefParseFlags; 15354 if (args.isExternalAsec()) { 15355 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15356 } 15357 if (args.isFwdLocked()) { 15358 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15359 } 15360 15361 synchronized (mInstallLock) { 15362 PackageParser.Package pkg = null; 15363 try { 15364 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15365 } catch (PackageManagerException e) { 15366 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15367 } 15368 // Scan the package 15369 if (pkg != null) { 15370 /* 15371 * TODO why is the lock being held? doPostInstall is 15372 * called in other places without the lock. This needs 15373 * to be straightened out. 15374 */ 15375 // writer 15376 synchronized (mPackages) { 15377 retCode = PackageManager.INSTALL_SUCCEEDED; 15378 pkgList.add(pkg.packageName); 15379 // Post process args 15380 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15381 pkg.applicationInfo.uid); 15382 } 15383 } else { 15384 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15385 } 15386 } 15387 15388 } finally { 15389 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15390 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15391 } 15392 } 15393 } 15394 // writer 15395 synchronized (mPackages) { 15396 // If the platform SDK has changed since the last time we booted, 15397 // we need to re-grant app permission to catch any new ones that 15398 // appear. This is really a hack, and means that apps can in some 15399 // cases get permissions that the user didn't initially explicitly 15400 // allow... it would be nice to have some better way to handle 15401 // this situation. 15402 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15403 if (regrantPermissions) 15404 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15405 + mSdkVersion + "; regranting permissions for external storage"); 15406 mSettings.mExternalSdkPlatform = mSdkVersion; 15407 15408 // Make sure group IDs have been assigned, and any permission 15409 // changes in other apps are accounted for 15410 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15411 | (regrantPermissions 15412 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15413 : 0)); 15414 15415 mSettings.updateExternalDatabaseVersion(); 15416 15417 // can downgrade to reader 15418 // Persist settings 15419 mSettings.writeLPr(); 15420 } 15421 // Send a broadcast to let everyone know we are done processing 15422 if (pkgList.size() > 0) { 15423 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15424 } 15425 } 15426 15427 /* 15428 * Utility method to unload a list of specified containers 15429 */ 15430 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15431 // Just unmount all valid containers. 15432 for (AsecInstallArgs arg : cidArgs) { 15433 synchronized (mInstallLock) { 15434 arg.doPostDeleteLI(false); 15435 } 15436 } 15437 } 15438 15439 /* 15440 * Unload packages mounted on external media. This involves deleting package 15441 * data from internal structures, sending broadcasts about diabled packages, 15442 * gc'ing to free up references, unmounting all secure containers 15443 * corresponding to packages on external media, and posting a 15444 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15445 * that we always have to post this message if status has been requested no 15446 * matter what. 15447 */ 15448 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15449 final boolean reportStatus) { 15450 if (DEBUG_SD_INSTALL) 15451 Log.i(TAG, "unloading media packages"); 15452 ArrayList<String> pkgList = new ArrayList<String>(); 15453 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15454 final Set<AsecInstallArgs> keys = processCids.keySet(); 15455 for (AsecInstallArgs args : keys) { 15456 String pkgName = args.getPackageName(); 15457 if (DEBUG_SD_INSTALL) 15458 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15459 // Delete package internally 15460 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15461 synchronized (mInstallLock) { 15462 boolean res = deletePackageLI(pkgName, null, false, null, null, 15463 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15464 if (res) { 15465 pkgList.add(pkgName); 15466 } else { 15467 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15468 failedList.add(args); 15469 } 15470 } 15471 } 15472 15473 // reader 15474 synchronized (mPackages) { 15475 // We didn't update the settings after removing each package; 15476 // write them now for all packages. 15477 mSettings.writeLPr(); 15478 } 15479 15480 // We have to absolutely send UPDATED_MEDIA_STATUS only 15481 // after confirming that all the receivers processed the ordered 15482 // broadcast when packages get disabled, force a gc to clean things up. 15483 // and unload all the containers. 15484 if (pkgList.size() > 0) { 15485 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15486 new IIntentReceiver.Stub() { 15487 public void performReceive(Intent intent, int resultCode, String data, 15488 Bundle extras, boolean ordered, boolean sticky, 15489 int sendingUser) throws RemoteException { 15490 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15491 reportStatus ? 1 : 0, 1, keys); 15492 mHandler.sendMessage(msg); 15493 } 15494 }); 15495 } else { 15496 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15497 keys); 15498 mHandler.sendMessage(msg); 15499 } 15500 } 15501 15502 private void loadPrivatePackages(VolumeInfo vol) { 15503 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15504 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15505 synchronized (mInstallLock) { 15506 synchronized (mPackages) { 15507 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15508 for (PackageSetting ps : packages) { 15509 final PackageParser.Package pkg; 15510 try { 15511 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15512 loaded.add(pkg.applicationInfo); 15513 } catch (PackageManagerException e) { 15514 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15515 } 15516 } 15517 15518 // TODO: regrant any permissions that changed based since original install 15519 15520 mSettings.writeLPr(); 15521 } 15522 } 15523 15524 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15525 sendResourcesChangedBroadcast(true, false, loaded, null); 15526 } 15527 15528 private void unloadPrivatePackages(VolumeInfo vol) { 15529 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15530 synchronized (mInstallLock) { 15531 synchronized (mPackages) { 15532 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15533 for (PackageSetting ps : packages) { 15534 if (ps.pkg == null) continue; 15535 15536 final ApplicationInfo info = ps.pkg.applicationInfo; 15537 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15538 if (deletePackageLI(ps.name, null, false, null, null, 15539 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15540 unloaded.add(info); 15541 } else { 15542 Slog.w(TAG, "Failed to unload " + ps.codePath); 15543 } 15544 } 15545 15546 mSettings.writeLPr(); 15547 } 15548 } 15549 15550 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15551 sendResourcesChangedBroadcast(false, false, unloaded, null); 15552 } 15553 15554 /** 15555 * Examine all users present on given mounted volume, and destroy data 15556 * belonging to users that are no longer valid, or whose user ID has been 15557 * recycled. 15558 */ 15559 private void reconcileUsers(String volumeUuid) { 15560 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15561 if (ArrayUtils.isEmpty(files)) { 15562 Slog.d(TAG, "No users found on " + volumeUuid); 15563 return; 15564 } 15565 15566 for (File file : files) { 15567 if (!file.isDirectory()) continue; 15568 15569 final int userId; 15570 final UserInfo info; 15571 try { 15572 userId = Integer.parseInt(file.getName()); 15573 info = sUserManager.getUserInfo(userId); 15574 } catch (NumberFormatException e) { 15575 Slog.w(TAG, "Invalid user directory " + file); 15576 continue; 15577 } 15578 15579 boolean destroyUser = false; 15580 if (info == null) { 15581 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15582 + " because no matching user was found"); 15583 destroyUser = true; 15584 } else { 15585 try { 15586 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15587 } catch (IOException e) { 15588 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15589 + " because we failed to enforce serial number: " + e); 15590 destroyUser = true; 15591 } 15592 } 15593 15594 if (destroyUser) { 15595 synchronized (mInstallLock) { 15596 mInstaller.removeUserDataDirs(volumeUuid, userId); 15597 } 15598 } 15599 } 15600 15601 final UserManager um = mContext.getSystemService(UserManager.class); 15602 for (UserInfo user : um.getUsers()) { 15603 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15604 if (userDir.exists()) continue; 15605 15606 try { 15607 UserManagerService.prepareUserDirectory(userDir); 15608 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15609 } catch (IOException e) { 15610 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15611 } 15612 } 15613 } 15614 15615 /** 15616 * Examine all apps present on given mounted volume, and destroy apps that 15617 * aren't expected, either due to uninstallation or reinstallation on 15618 * another volume. 15619 */ 15620 private void reconcileApps(String volumeUuid) { 15621 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15622 if (ArrayUtils.isEmpty(files)) { 15623 Slog.d(TAG, "No apps found on " + volumeUuid); 15624 return; 15625 } 15626 15627 for (File file : files) { 15628 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15629 && !PackageInstallerService.isStageName(file.getName()); 15630 if (!isPackage) { 15631 // Ignore entries which are not packages 15632 continue; 15633 } 15634 15635 boolean destroyApp = false; 15636 String packageName = null; 15637 try { 15638 final PackageLite pkg = PackageParser.parsePackageLite(file, 15639 PackageParser.PARSE_MUST_BE_APK); 15640 packageName = pkg.packageName; 15641 15642 synchronized (mPackages) { 15643 final PackageSetting ps = mSettings.mPackages.get(packageName); 15644 if (ps == null) { 15645 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15646 + volumeUuid + " because we found no install record"); 15647 destroyApp = true; 15648 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15649 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15650 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15651 destroyApp = true; 15652 } 15653 } 15654 15655 } catch (PackageParserException e) { 15656 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15657 destroyApp = true; 15658 } 15659 15660 if (destroyApp) { 15661 synchronized (mInstallLock) { 15662 if (packageName != null) { 15663 removeDataDirsLI(volumeUuid, packageName); 15664 } 15665 if (file.isDirectory()) { 15666 mInstaller.rmPackageDir(file.getAbsolutePath()); 15667 } else { 15668 file.delete(); 15669 } 15670 } 15671 } 15672 } 15673 } 15674 15675 private void unfreezePackage(String packageName) { 15676 synchronized (mPackages) { 15677 final PackageSetting ps = mSettings.mPackages.get(packageName); 15678 if (ps != null) { 15679 ps.frozen = false; 15680 } 15681 } 15682 } 15683 15684 @Override 15685 public int movePackage(final String packageName, final String volumeUuid) { 15686 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15687 15688 final int moveId = mNextMoveId.getAndIncrement(); 15689 try { 15690 movePackageInternal(packageName, volumeUuid, moveId); 15691 } catch (PackageManagerException e) { 15692 Slog.w(TAG, "Failed to move " + packageName, e); 15693 mMoveCallbacks.notifyStatusChanged(moveId, 15694 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15695 } 15696 return moveId; 15697 } 15698 15699 private void movePackageInternal(final String packageName, final String volumeUuid, 15700 final int moveId) throws PackageManagerException { 15701 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15702 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15703 final PackageManager pm = mContext.getPackageManager(); 15704 15705 final boolean currentAsec; 15706 final String currentVolumeUuid; 15707 final File codeFile; 15708 final String installerPackageName; 15709 final String packageAbiOverride; 15710 final int appId; 15711 final String seinfo; 15712 final String label; 15713 15714 // reader 15715 synchronized (mPackages) { 15716 final PackageParser.Package pkg = mPackages.get(packageName); 15717 final PackageSetting ps = mSettings.mPackages.get(packageName); 15718 if (pkg == null || ps == null) { 15719 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15720 } 15721 15722 if (pkg.applicationInfo.isSystemApp()) { 15723 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15724 "Cannot move system application"); 15725 } 15726 15727 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15728 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15729 "Package already moved to " + volumeUuid); 15730 } 15731 15732 final File probe = new File(pkg.codePath); 15733 final File probeOat = new File(probe, "oat"); 15734 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15735 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15736 "Move only supported for modern cluster style installs"); 15737 } 15738 15739 if (ps.frozen) { 15740 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15741 "Failed to move already frozen package"); 15742 } 15743 ps.frozen = true; 15744 15745 currentAsec = pkg.applicationInfo.isForwardLocked() 15746 || pkg.applicationInfo.isExternalAsec(); 15747 currentVolumeUuid = ps.volumeUuid; 15748 codeFile = new File(pkg.codePath); 15749 installerPackageName = ps.installerPackageName; 15750 packageAbiOverride = ps.cpuAbiOverrideString; 15751 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15752 seinfo = pkg.applicationInfo.seinfo; 15753 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15754 } 15755 15756 // Now that we're guarded by frozen state, kill app during move 15757 killApplication(packageName, appId, "move pkg"); 15758 15759 final Bundle extras = new Bundle(); 15760 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15761 extras.putString(Intent.EXTRA_TITLE, label); 15762 mMoveCallbacks.notifyCreated(moveId, extras); 15763 15764 int installFlags; 15765 final boolean moveCompleteApp; 15766 final File measurePath; 15767 15768 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15769 installFlags = INSTALL_INTERNAL; 15770 moveCompleteApp = !currentAsec; 15771 measurePath = Environment.getDataAppDirectory(volumeUuid); 15772 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15773 installFlags = INSTALL_EXTERNAL; 15774 moveCompleteApp = false; 15775 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15776 } else { 15777 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15778 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15779 || !volume.isMountedWritable()) { 15780 unfreezePackage(packageName); 15781 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15782 "Move location not mounted private volume"); 15783 } 15784 15785 Preconditions.checkState(!currentAsec); 15786 15787 installFlags = INSTALL_INTERNAL; 15788 moveCompleteApp = true; 15789 measurePath = Environment.getDataAppDirectory(volumeUuid); 15790 } 15791 15792 final PackageStats stats = new PackageStats(null, -1); 15793 synchronized (mInstaller) { 15794 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15795 unfreezePackage(packageName); 15796 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15797 "Failed to measure package size"); 15798 } 15799 } 15800 15801 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15802 + stats.dataSize); 15803 15804 final long startFreeBytes = measurePath.getFreeSpace(); 15805 final long sizeBytes; 15806 if (moveCompleteApp) { 15807 sizeBytes = stats.codeSize + stats.dataSize; 15808 } else { 15809 sizeBytes = stats.codeSize; 15810 } 15811 15812 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15813 unfreezePackage(packageName); 15814 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15815 "Not enough free space to move"); 15816 } 15817 15818 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15819 15820 final CountDownLatch installedLatch = new CountDownLatch(1); 15821 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15822 @Override 15823 public void onUserActionRequired(Intent intent) throws RemoteException { 15824 throw new IllegalStateException(); 15825 } 15826 15827 @Override 15828 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15829 Bundle extras) throws RemoteException { 15830 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15831 + PackageManager.installStatusToString(returnCode, msg)); 15832 15833 installedLatch.countDown(); 15834 15835 // Regardless of success or failure of the move operation, 15836 // always unfreeze the package 15837 unfreezePackage(packageName); 15838 15839 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15840 switch (status) { 15841 case PackageInstaller.STATUS_SUCCESS: 15842 mMoveCallbacks.notifyStatusChanged(moveId, 15843 PackageManager.MOVE_SUCCEEDED); 15844 break; 15845 case PackageInstaller.STATUS_FAILURE_STORAGE: 15846 mMoveCallbacks.notifyStatusChanged(moveId, 15847 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15848 break; 15849 default: 15850 mMoveCallbacks.notifyStatusChanged(moveId, 15851 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15852 break; 15853 } 15854 } 15855 }; 15856 15857 final MoveInfo move; 15858 if (moveCompleteApp) { 15859 // Kick off a thread to report progress estimates 15860 new Thread() { 15861 @Override 15862 public void run() { 15863 while (true) { 15864 try { 15865 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15866 break; 15867 } 15868 } catch (InterruptedException ignored) { 15869 } 15870 15871 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15872 final int progress = 10 + (int) MathUtils.constrain( 15873 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15874 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15875 } 15876 } 15877 }.start(); 15878 15879 final String dataAppName = codeFile.getName(); 15880 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15881 dataAppName, appId, seinfo); 15882 } else { 15883 move = null; 15884 } 15885 15886 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15887 15888 final Message msg = mHandler.obtainMessage(INIT_COPY); 15889 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15890 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15891 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15892 mHandler.sendMessage(msg); 15893 } 15894 15895 @Override 15896 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15897 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15898 15899 final int realMoveId = mNextMoveId.getAndIncrement(); 15900 final Bundle extras = new Bundle(); 15901 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15902 mMoveCallbacks.notifyCreated(realMoveId, extras); 15903 15904 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15905 @Override 15906 public void onCreated(int moveId, Bundle extras) { 15907 // Ignored 15908 } 15909 15910 @Override 15911 public void onStatusChanged(int moveId, int status, long estMillis) { 15912 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15913 } 15914 }; 15915 15916 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15917 storage.setPrimaryStorageUuid(volumeUuid, callback); 15918 return realMoveId; 15919 } 15920 15921 @Override 15922 public int getMoveStatus(int moveId) { 15923 mContext.enforceCallingOrSelfPermission( 15924 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15925 return mMoveCallbacks.mLastStatus.get(moveId); 15926 } 15927 15928 @Override 15929 public void registerMoveCallback(IPackageMoveObserver callback) { 15930 mContext.enforceCallingOrSelfPermission( 15931 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15932 mMoveCallbacks.register(callback); 15933 } 15934 15935 @Override 15936 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15937 mContext.enforceCallingOrSelfPermission( 15938 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15939 mMoveCallbacks.unregister(callback); 15940 } 15941 15942 @Override 15943 public boolean setInstallLocation(int loc) { 15944 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15945 null); 15946 if (getInstallLocation() == loc) { 15947 return true; 15948 } 15949 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15950 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15951 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15952 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15953 return true; 15954 } 15955 return false; 15956 } 15957 15958 @Override 15959 public int getInstallLocation() { 15960 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15961 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15962 PackageHelper.APP_INSTALL_AUTO); 15963 } 15964 15965 /** Called by UserManagerService */ 15966 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15967 mDirtyUsers.remove(userHandle); 15968 mSettings.removeUserLPw(userHandle); 15969 mPendingBroadcasts.remove(userHandle); 15970 if (mInstaller != null) { 15971 // Technically, we shouldn't be doing this with the package lock 15972 // held. However, this is very rare, and there is already so much 15973 // other disk I/O going on, that we'll let it slide for now. 15974 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15975 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15976 final String volumeUuid = vol.getFsUuid(); 15977 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15978 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15979 } 15980 } 15981 mUserNeedsBadging.delete(userHandle); 15982 removeUnusedPackagesLILPw(userManager, userHandle); 15983 } 15984 15985 /** 15986 * We're removing userHandle and would like to remove any downloaded packages 15987 * that are no longer in use by any other user. 15988 * @param userHandle the user being removed 15989 */ 15990 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15991 final boolean DEBUG_CLEAN_APKS = false; 15992 int [] users = userManager.getUserIdsLPr(); 15993 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15994 while (psit.hasNext()) { 15995 PackageSetting ps = psit.next(); 15996 if (ps.pkg == null) { 15997 continue; 15998 } 15999 final String packageName = ps.pkg.packageName; 16000 // Skip over if system app 16001 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16002 continue; 16003 } 16004 if (DEBUG_CLEAN_APKS) { 16005 Slog.i(TAG, "Checking package " + packageName); 16006 } 16007 boolean keep = false; 16008 for (int i = 0; i < users.length; i++) { 16009 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16010 keep = true; 16011 if (DEBUG_CLEAN_APKS) { 16012 Slog.i(TAG, " Keeping package " + packageName + " for user " 16013 + users[i]); 16014 } 16015 break; 16016 } 16017 } 16018 if (!keep) { 16019 if (DEBUG_CLEAN_APKS) { 16020 Slog.i(TAG, " Removing package " + packageName); 16021 } 16022 mHandler.post(new Runnable() { 16023 public void run() { 16024 deletePackageX(packageName, userHandle, 0); 16025 } //end run 16026 }); 16027 } 16028 } 16029 } 16030 16031 /** Called by UserManagerService */ 16032 void createNewUserLILPw(int userHandle) { 16033 if (mInstaller != null) { 16034 mInstaller.createUserConfig(userHandle); 16035 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16036 applyFactoryDefaultBrowserLPw(userHandle); 16037 primeDomainVerificationsLPw(userHandle); 16038 } 16039 } 16040 16041 void newUserCreated(final int userHandle) { 16042 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16043 } 16044 16045 @Override 16046 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16047 mContext.enforceCallingOrSelfPermission( 16048 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16049 "Only package verification agents can read the verifier device identity"); 16050 16051 synchronized (mPackages) { 16052 return mSettings.getVerifierDeviceIdentityLPw(); 16053 } 16054 } 16055 16056 @Override 16057 public void setPermissionEnforced(String permission, boolean enforced) { 16058 // TODO: Now that we no longer change GID for storage, this should to away. 16059 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16060 "setPermissionEnforced"); 16061 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16062 synchronized (mPackages) { 16063 if (mSettings.mReadExternalStorageEnforced == null 16064 || mSettings.mReadExternalStorageEnforced != enforced) { 16065 mSettings.mReadExternalStorageEnforced = enforced; 16066 mSettings.writeLPr(); 16067 } 16068 } 16069 // kill any non-foreground processes so we restart them and 16070 // grant/revoke the GID. 16071 final IActivityManager am = ActivityManagerNative.getDefault(); 16072 if (am != null) { 16073 final long token = Binder.clearCallingIdentity(); 16074 try { 16075 am.killProcessesBelowForeground("setPermissionEnforcement"); 16076 } catch (RemoteException e) { 16077 } finally { 16078 Binder.restoreCallingIdentity(token); 16079 } 16080 } 16081 } else { 16082 throw new IllegalArgumentException("No selective enforcement for " + permission); 16083 } 16084 } 16085 16086 @Override 16087 @Deprecated 16088 public boolean isPermissionEnforced(String permission) { 16089 return true; 16090 } 16091 16092 @Override 16093 public boolean isStorageLow() { 16094 final long token = Binder.clearCallingIdentity(); 16095 try { 16096 final DeviceStorageMonitorInternal 16097 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16098 if (dsm != null) { 16099 return dsm.isMemoryLow(); 16100 } else { 16101 return false; 16102 } 16103 } finally { 16104 Binder.restoreCallingIdentity(token); 16105 } 16106 } 16107 16108 @Override 16109 public IPackageInstaller getPackageInstaller() { 16110 return mInstallerService; 16111 } 16112 16113 private boolean userNeedsBadging(int userId) { 16114 int index = mUserNeedsBadging.indexOfKey(userId); 16115 if (index < 0) { 16116 final UserInfo userInfo; 16117 final long token = Binder.clearCallingIdentity(); 16118 try { 16119 userInfo = sUserManager.getUserInfo(userId); 16120 } finally { 16121 Binder.restoreCallingIdentity(token); 16122 } 16123 final boolean b; 16124 if (userInfo != null && userInfo.isManagedProfile()) { 16125 b = true; 16126 } else { 16127 b = false; 16128 } 16129 mUserNeedsBadging.put(userId, b); 16130 return b; 16131 } 16132 return mUserNeedsBadging.valueAt(index); 16133 } 16134 16135 @Override 16136 public KeySet getKeySetByAlias(String packageName, String alias) { 16137 if (packageName == null || alias == null) { 16138 return null; 16139 } 16140 synchronized(mPackages) { 16141 final PackageParser.Package pkg = mPackages.get(packageName); 16142 if (pkg == null) { 16143 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16144 throw new IllegalArgumentException("Unknown package: " + packageName); 16145 } 16146 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16147 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16148 } 16149 } 16150 16151 @Override 16152 public KeySet getSigningKeySet(String packageName) { 16153 if (packageName == null) { 16154 return null; 16155 } 16156 synchronized(mPackages) { 16157 final PackageParser.Package pkg = mPackages.get(packageName); 16158 if (pkg == null) { 16159 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16160 throw new IllegalArgumentException("Unknown package: " + packageName); 16161 } 16162 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16163 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16164 throw new SecurityException("May not access signing KeySet of other apps."); 16165 } 16166 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16167 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16168 } 16169 } 16170 16171 @Override 16172 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16173 if (packageName == null || ks == null) { 16174 return false; 16175 } 16176 synchronized(mPackages) { 16177 final PackageParser.Package pkg = mPackages.get(packageName); 16178 if (pkg == null) { 16179 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16180 throw new IllegalArgumentException("Unknown package: " + packageName); 16181 } 16182 IBinder ksh = ks.getToken(); 16183 if (ksh instanceof KeySetHandle) { 16184 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16185 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16186 } 16187 return false; 16188 } 16189 } 16190 16191 @Override 16192 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16193 if (packageName == null || ks == null) { 16194 return false; 16195 } 16196 synchronized(mPackages) { 16197 final PackageParser.Package pkg = mPackages.get(packageName); 16198 if (pkg == null) { 16199 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16200 throw new IllegalArgumentException("Unknown package: " + packageName); 16201 } 16202 IBinder ksh = ks.getToken(); 16203 if (ksh instanceof KeySetHandle) { 16204 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16205 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16206 } 16207 return false; 16208 } 16209 } 16210 16211 public void getUsageStatsIfNoPackageUsageInfo() { 16212 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16213 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16214 if (usm == null) { 16215 throw new IllegalStateException("UsageStatsManager must be initialized"); 16216 } 16217 long now = System.currentTimeMillis(); 16218 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16219 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16220 String packageName = entry.getKey(); 16221 PackageParser.Package pkg = mPackages.get(packageName); 16222 if (pkg == null) { 16223 continue; 16224 } 16225 UsageStats usage = entry.getValue(); 16226 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16227 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16228 } 16229 } 16230 } 16231 16232 /** 16233 * Check and throw if the given before/after packages would be considered a 16234 * downgrade. 16235 */ 16236 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16237 throws PackageManagerException { 16238 if (after.versionCode < before.mVersionCode) { 16239 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16240 "Update version code " + after.versionCode + " is older than current " 16241 + before.mVersionCode); 16242 } else if (after.versionCode == before.mVersionCode) { 16243 if (after.baseRevisionCode < before.baseRevisionCode) { 16244 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16245 "Update base revision code " + after.baseRevisionCode 16246 + " is older than current " + before.baseRevisionCode); 16247 } 16248 16249 if (!ArrayUtils.isEmpty(after.splitNames)) { 16250 for (int i = 0; i < after.splitNames.length; i++) { 16251 final String splitName = after.splitNames[i]; 16252 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16253 if (j != -1) { 16254 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16255 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16256 "Update split " + splitName + " revision code " 16257 + after.splitRevisionCodes[i] + " is older than current " 16258 + before.splitRevisionCodes[j]); 16259 } 16260 } 16261 } 16262 } 16263 } 16264 } 16265 16266 private static class MoveCallbacks extends Handler { 16267 private static final int MSG_CREATED = 1; 16268 private static final int MSG_STATUS_CHANGED = 2; 16269 16270 private final RemoteCallbackList<IPackageMoveObserver> 16271 mCallbacks = new RemoteCallbackList<>(); 16272 16273 private final SparseIntArray mLastStatus = new SparseIntArray(); 16274 16275 public MoveCallbacks(Looper looper) { 16276 super(looper); 16277 } 16278 16279 public void register(IPackageMoveObserver callback) { 16280 mCallbacks.register(callback); 16281 } 16282 16283 public void unregister(IPackageMoveObserver callback) { 16284 mCallbacks.unregister(callback); 16285 } 16286 16287 @Override 16288 public void handleMessage(Message msg) { 16289 final SomeArgs args = (SomeArgs) msg.obj; 16290 final int n = mCallbacks.beginBroadcast(); 16291 for (int i = 0; i < n; i++) { 16292 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16293 try { 16294 invokeCallback(callback, msg.what, args); 16295 } catch (RemoteException ignored) { 16296 } 16297 } 16298 mCallbacks.finishBroadcast(); 16299 args.recycle(); 16300 } 16301 16302 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16303 throws RemoteException { 16304 switch (what) { 16305 case MSG_CREATED: { 16306 callback.onCreated(args.argi1, (Bundle) args.arg2); 16307 break; 16308 } 16309 case MSG_STATUS_CHANGED: { 16310 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16311 break; 16312 } 16313 } 16314 } 16315 16316 private void notifyCreated(int moveId, Bundle extras) { 16317 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16318 16319 final SomeArgs args = SomeArgs.obtain(); 16320 args.argi1 = moveId; 16321 args.arg2 = extras; 16322 obtainMessage(MSG_CREATED, args).sendToTarget(); 16323 } 16324 16325 private void notifyStatusChanged(int moveId, int status) { 16326 notifyStatusChanged(moveId, status, -1); 16327 } 16328 16329 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16330 Slog.v(TAG, "Move " + moveId + " status " + status); 16331 16332 final SomeArgs args = SomeArgs.obtain(); 16333 args.argi1 = moveId; 16334 args.argi2 = status; 16335 args.arg3 = estMillis; 16336 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16337 16338 synchronized (mLastStatus) { 16339 mLastStatus.put(moveId, status); 16340 } 16341 } 16342 } 16343 16344 private final class OnPermissionChangeListeners extends Handler { 16345 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16346 16347 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16348 new RemoteCallbackList<>(); 16349 16350 public OnPermissionChangeListeners(Looper looper) { 16351 super(looper); 16352 } 16353 16354 @Override 16355 public void handleMessage(Message msg) { 16356 switch (msg.what) { 16357 case MSG_ON_PERMISSIONS_CHANGED: { 16358 final int uid = msg.arg1; 16359 handleOnPermissionsChanged(uid); 16360 } break; 16361 } 16362 } 16363 16364 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16365 mPermissionListeners.register(listener); 16366 16367 } 16368 16369 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16370 mPermissionListeners.unregister(listener); 16371 } 16372 16373 public void onPermissionsChanged(int uid) { 16374 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16375 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16376 } 16377 } 16378 16379 private void handleOnPermissionsChanged(int uid) { 16380 final int count = mPermissionListeners.beginBroadcast(); 16381 try { 16382 for (int i = 0; i < count; i++) { 16383 IOnPermissionsChangeListener callback = mPermissionListeners 16384 .getBroadcastItem(i); 16385 try { 16386 callback.onPermissionsChanged(uid); 16387 } catch (RemoteException e) { 16388 Log.e(TAG, "Permission listener is dead", e); 16389 } 16390 } 16391 } finally { 16392 mPermissionListeners.finishBroadcast(); 16393 } 16394 } 16395 } 16396 16397 private class PackageManagerInternalImpl extends PackageManagerInternal { 16398 @Override 16399 public void setLocationPackagesProvider(PackagesProvider provider) { 16400 synchronized (mPackages) { 16401 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16402 } 16403 } 16404 16405 @Override 16406 public void setImePackagesProvider(PackagesProvider provider) { 16407 synchronized (mPackages) { 16408 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16409 } 16410 } 16411 16412 @Override 16413 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16414 synchronized (mPackages) { 16415 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16416 } 16417 } 16418 16419 @Override 16420 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16421 synchronized (mPackages) { 16422 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16423 } 16424 } 16425 16426 @Override 16427 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16428 synchronized (mPackages) { 16429 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16430 } 16431 } 16432 16433 @Override 16434 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16435 synchronized (mPackages) { 16436 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16437 } 16438 } 16439 16440 @Override 16441 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16442 synchronized (mPackages) { 16443 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16444 packageName, userId); 16445 } 16446 } 16447 16448 @Override 16449 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16450 synchronized (mPackages) { 16451 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16452 packageName, userId); 16453 } 16454 } 16455 } 16456 16457 @Override 16458 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16459 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16460 synchronized (mPackages) { 16461 final long identity = Binder.clearCallingIdentity(); 16462 try { 16463 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16464 packageNames, userId); 16465 } finally { 16466 Binder.restoreCallingIdentity(identity); 16467 } 16468 } 16469 } 16470 16471 private static void enforceSystemOrPhoneCaller(String tag) { 16472 int callingUid = Binder.getCallingUid(); 16473 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16474 throw new SecurityException( 16475 "Cannot call " + tag + " from UID " + callingUid); 16476 } 16477 } 16478} 16479