PackageManagerService.java revision ad3b2975574f916c14382628d50c710a78064746
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 28import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 29import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 30import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 37import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 38import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 39import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 40import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 45import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 47import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 48import static android.content.pm.PackageManager.INSTALL_INTERNAL; 49import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 53import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 54import static android.content.pm.PackageManager.MATCH_ALL; 55import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 56import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 57import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 58import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 59import static android.content.pm.PackageManager.PERMISSION_GRANTED; 60import static android.content.pm.PackageParser.isApkFile; 61import static android.os.Process.PACKAGE_INFO_GID; 62import static android.os.Process.SYSTEM_UID; 63import static android.system.OsConstants.O_CREAT; 64import static android.system.OsConstants.O_RDWR; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 66import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 67import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 68import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 69import static com.android.internal.util.ArrayUtils.appendInt; 70import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 72import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 73import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 74import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 75 76import android.Manifest; 77import android.app.ActivityManager; 78import android.app.ActivityManagerNative; 79import android.app.AppGlobals; 80import android.app.IActivityManager; 81import android.app.admin.IDevicePolicyManager; 82import android.app.backup.IBackupManager; 83import android.app.usage.UsageStats; 84import android.app.usage.UsageStatsManager; 85import android.content.BroadcastReceiver; 86import android.content.ComponentName; 87import android.content.Context; 88import android.content.IIntentReceiver; 89import android.content.Intent; 90import android.content.IntentFilter; 91import android.content.IntentSender; 92import android.content.IntentSender.SendIntentException; 93import android.content.ServiceConnection; 94import android.content.pm.ActivityInfo; 95import android.content.pm.ApplicationInfo; 96import android.content.pm.FeatureInfo; 97import android.content.pm.IOnPermissionsChangeListener; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.IntentFilterVerificationInfo; 108import android.content.pm.KeySet; 109import android.content.pm.ManifestDigest; 110import android.content.pm.PackageCleanItem; 111import android.content.pm.PackageInfo; 112import android.content.pm.PackageInfoLite; 113import android.content.pm.PackageInstaller; 114import android.content.pm.PackageManager; 115import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 116import android.content.pm.PackageManagerInternal; 117import android.content.pm.PackageParser; 118import android.content.pm.PackageParser.ActivityIntentInfo; 119import android.content.pm.PackageParser.PackageLite; 120import android.content.pm.PackageParser.PackageParserException; 121import android.content.pm.PackageStats; 122import android.content.pm.PackageUserState; 123import android.content.pm.ParceledListSlice; 124import android.content.pm.PermissionGroupInfo; 125import android.content.pm.PermissionInfo; 126import android.content.pm.ProviderInfo; 127import android.content.pm.ResolveInfo; 128import android.content.pm.ServiceInfo; 129import android.content.pm.Signature; 130import android.content.pm.UserInfo; 131import android.content.pm.VerificationParams; 132import android.content.pm.VerifierDeviceIdentity; 133import android.content.pm.VerifierInfo; 134import android.content.res.Resources; 135import android.hardware.display.DisplayManager; 136import android.net.Uri; 137import android.os.Binder; 138import android.os.Build; 139import android.os.Bundle; 140import android.os.Debug; 141import android.os.Environment; 142import android.os.Environment.UserEnvironment; 143import android.os.FileUtils; 144import android.os.Handler; 145import android.os.IBinder; 146import android.os.Looper; 147import android.os.Message; 148import android.os.Parcel; 149import android.os.ParcelFileDescriptor; 150import android.os.Process; 151import android.os.RemoteCallbackList; 152import android.os.RemoteException; 153import android.os.SELinux; 154import android.os.ServiceManager; 155import android.os.SystemClock; 156import android.os.SystemProperties; 157import android.os.UserHandle; 158import android.os.UserManager; 159import android.os.storage.IMountService; 160import android.os.storage.StorageEventListener; 161import android.os.storage.StorageManager; 162import android.os.storage.VolumeInfo; 163import android.os.storage.VolumeRecord; 164import android.security.KeyStore; 165import android.security.SystemKeyStore; 166import android.system.ErrnoException; 167import android.system.Os; 168import android.system.StructStat; 169import android.text.TextUtils; 170import android.text.format.DateUtils; 171import android.util.ArrayMap; 172import android.util.ArraySet; 173import android.util.AtomicFile; 174import android.util.DisplayMetrics; 175import android.util.EventLog; 176import android.util.ExceptionUtils; 177import android.util.Log; 178import android.util.LogPrinter; 179import android.util.MathUtils; 180import android.util.PrintStreamPrinter; 181import android.util.Slog; 182import android.util.SparseArray; 183import android.util.SparseBooleanArray; 184import android.util.SparseIntArray; 185import android.util.Xml; 186import android.view.Display; 187 188import dalvik.system.DexFile; 189import dalvik.system.VMRuntime; 190 191import libcore.io.IoUtils; 192import libcore.util.EmptyArray; 193 194import com.android.internal.R; 195import com.android.internal.annotations.GuardedBy; 196import com.android.internal.app.IMediaContainerService; 197import com.android.internal.app.ResolverActivity; 198import com.android.internal.content.NativeLibraryHelper; 199import com.android.internal.content.PackageHelper; 200import com.android.internal.os.IParcelFileDescriptorFactory; 201import com.android.internal.os.SomeArgs; 202import com.android.internal.os.Zygote; 203import com.android.internal.util.ArrayUtils; 204import com.android.internal.util.FastPrintWriter; 205import com.android.internal.util.FastXmlSerializer; 206import com.android.internal.util.IndentingPrintWriter; 207import com.android.internal.util.Preconditions; 208import com.android.server.EventLogTags; 209import com.android.server.FgThread; 210import com.android.server.IntentResolver; 211import com.android.server.LocalServices; 212import com.android.server.ServiceThread; 213import com.android.server.SystemConfig; 214import com.android.server.Watchdog; 215import com.android.server.pm.PermissionsState.PermissionState; 216import com.android.server.pm.Settings.DatabaseVersion; 217import com.android.server.storage.DeviceStorageMonitorInternal; 218 219import org.xmlpull.v1.XmlPullParser; 220import org.xmlpull.v1.XmlPullParserException; 221import org.xmlpull.v1.XmlSerializer; 222 223import java.io.BufferedInputStream; 224import java.io.BufferedOutputStream; 225import java.io.BufferedReader; 226import java.io.ByteArrayInputStream; 227import java.io.ByteArrayOutputStream; 228import java.io.File; 229import java.io.FileDescriptor; 230import java.io.FileNotFoundException; 231import java.io.FileOutputStream; 232import java.io.FileReader; 233import java.io.FilenameFilter; 234import java.io.IOException; 235import java.io.InputStream; 236import java.io.PrintWriter; 237import java.nio.charset.StandardCharsets; 238import java.security.NoSuchAlgorithmException; 239import java.security.PublicKey; 240import java.security.cert.CertificateEncodingException; 241import java.security.cert.CertificateException; 242import java.text.SimpleDateFormat; 243import java.util.ArrayList; 244import java.util.Arrays; 245import java.util.Collection; 246import java.util.Collections; 247import java.util.Comparator; 248import java.util.Date; 249import java.util.Iterator; 250import java.util.List; 251import java.util.Map; 252import java.util.Objects; 253import java.util.Set; 254import java.util.concurrent.CountDownLatch; 255import java.util.concurrent.TimeUnit; 256import java.util.concurrent.atomic.AtomicBoolean; 257import java.util.concurrent.atomic.AtomicInteger; 258import java.util.concurrent.atomic.AtomicLong; 259 260/** 261 * Keep track of all those .apks everywhere. 262 * 263 * This is very central to the platform's security; please run the unit 264 * tests whenever making modifications here: 265 * 266mmm frameworks/base/tests/AndroidTests 267adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 268adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 269 * 270 * {@hide} 271 */ 272public class PackageManagerService extends IPackageManager.Stub { 273 static final String TAG = "PackageManager"; 274 static final boolean DEBUG_SETTINGS = false; 275 static final boolean DEBUG_PREFERRED = false; 276 static final boolean DEBUG_UPGRADE = false; 277 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 278 private static final boolean DEBUG_BACKUP = true; 279 private static final boolean DEBUG_INSTALL = false; 280 private static final boolean DEBUG_REMOVE = false; 281 private static final boolean DEBUG_BROADCASTS = false; 282 private static final boolean DEBUG_SHOW_INFO = false; 283 private static final boolean DEBUG_PACKAGE_INFO = false; 284 private static final boolean DEBUG_INTENT_MATCHING = false; 285 private static final boolean DEBUG_PACKAGE_SCANNING = false; 286 private static final boolean DEBUG_VERIFY = false; 287 private static final boolean DEBUG_DEXOPT = false; 288 private static final boolean DEBUG_ABI_SELECTION = false; 289 290 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 291 292 private static final int RADIO_UID = Process.PHONE_UID; 293 private static final int LOG_UID = Process.LOG_UID; 294 private static final int NFC_UID = Process.NFC_UID; 295 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 296 private static final int SHELL_UID = Process.SHELL_UID; 297 298 // Cap the size of permission trees that 3rd party apps can define 299 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 300 301 // Suffix used during package installation when copying/moving 302 // package apks to install directory. 303 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 304 305 static final int SCAN_NO_DEX = 1<<1; 306 static final int SCAN_FORCE_DEX = 1<<2; 307 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 308 static final int SCAN_NEW_INSTALL = 1<<4; 309 static final int SCAN_NO_PATHS = 1<<5; 310 static final int SCAN_UPDATE_TIME = 1<<6; 311 static final int SCAN_DEFER_DEX = 1<<7; 312 static final int SCAN_BOOTING = 1<<8; 313 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 314 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 315 static final int SCAN_REQUIRE_KNOWN = 1<<12; 316 static final int SCAN_MOVE = 1<<13; 317 static final int SCAN_INITIAL = 1<<14; 318 319 static final int REMOVE_CHATTY = 1<<16; 320 321 private static final int[] EMPTY_INT_ARRAY = new int[0]; 322 323 /** 324 * Timeout (in milliseconds) after which the watchdog should declare that 325 * our handler thread is wedged. The usual default for such things is one 326 * minute but we sometimes do very lengthy I/O operations on this thread, 327 * such as installing multi-gigabyte applications, so ours needs to be longer. 328 */ 329 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 330 331 /** 332 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 333 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 334 * settings entry if available, otherwise we use the hardcoded default. If it's been 335 * more than this long since the last fstrim, we force one during the boot sequence. 336 * 337 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 338 * one gets run at the next available charging+idle time. This final mandatory 339 * no-fstrim check kicks in only of the other scheduling criteria is never met. 340 */ 341 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 342 343 /** 344 * Whether verification is enabled by default. 345 */ 346 private static final boolean DEFAULT_VERIFY_ENABLE = true; 347 348 /** 349 * The default maximum time to wait for the verification agent to return in 350 * milliseconds. 351 */ 352 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 353 354 /** 355 * The default response for package verification timeout. 356 * 357 * This can be either PackageManager.VERIFICATION_ALLOW or 358 * PackageManager.VERIFICATION_REJECT. 359 */ 360 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 361 362 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 363 364 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 365 DEFAULT_CONTAINER_PACKAGE, 366 "com.android.defcontainer.DefaultContainerService"); 367 368 private static final String KILL_APP_REASON_GIDS_CHANGED = 369 "permission grant or revoke changed gids"; 370 371 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 372 "permissions revoked"; 373 374 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 375 376 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 377 378 /** Permission grant: not grant the permission. */ 379 private static final int GRANT_DENIED = 1; 380 381 /** Permission grant: grant the permission as an install permission. */ 382 private static final int GRANT_INSTALL = 2; 383 384 /** Permission grant: grant the permission as an install permission for a legacy app. */ 385 private static final int GRANT_INSTALL_LEGACY = 3; 386 387 /** Permission grant: grant the permission as a runtime one. */ 388 private static final int GRANT_RUNTIME = 4; 389 390 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 391 private static final int GRANT_UPGRADE = 5; 392 393 /** Canonical intent used to identify what counts as a "web browser" app */ 394 private static final Intent sBrowserIntent; 395 static { 396 sBrowserIntent = new Intent(); 397 sBrowserIntent.setAction(Intent.ACTION_VIEW); 398 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 399 sBrowserIntent.setData(Uri.parse("http:")); 400 } 401 402 final ServiceThread mHandlerThread; 403 404 final PackageHandler mHandler; 405 406 /** 407 * Messages for {@link #mHandler} that need to wait for system ready before 408 * being dispatched. 409 */ 410 private ArrayList<Message> mPostSystemReadyMessages; 411 412 final int mSdkVersion = Build.VERSION.SDK_INT; 413 414 final Context mContext; 415 final boolean mFactoryTest; 416 final boolean mOnlyCore; 417 final boolean mLazyDexOpt; 418 final long mDexOptLRUThresholdInMills; 419 final DisplayMetrics mMetrics; 420 final int mDefParseFlags; 421 final String[] mSeparateProcesses; 422 final boolean mIsUpgrade; 423 424 // This is where all application persistent data goes. 425 final File mAppDataDir; 426 427 // This is where all application persistent data goes for secondary users. 428 final File mUserAppDataDir; 429 430 /** The location for ASEC container files on internal storage. */ 431 final String mAsecInternalPath; 432 433 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 434 // LOCK HELD. Can be called with mInstallLock held. 435 @GuardedBy("mInstallLock") 436 final Installer mInstaller; 437 438 /** Directory where installed third-party apps stored */ 439 final File mAppInstallDir; 440 441 /** 442 * Directory to which applications installed internally have their 443 * 32 bit native libraries copied. 444 */ 445 private File mAppLib32InstallDir; 446 447 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 448 // apps. 449 final File mDrmAppPrivateInstallDir; 450 451 // ---------------------------------------------------------------- 452 453 // Lock for state used when installing and doing other long running 454 // operations. Methods that must be called with this lock held have 455 // the suffix "LI". 456 final Object mInstallLock = new Object(); 457 458 // ---------------------------------------------------------------- 459 460 // Keys are String (package name), values are Package. This also serves 461 // as the lock for the global state. Methods that must be called with 462 // this lock held have the prefix "LP". 463 @GuardedBy("mPackages") 464 final ArrayMap<String, PackageParser.Package> mPackages = 465 new ArrayMap<String, PackageParser.Package>(); 466 467 // Tracks available target package names -> overlay package paths. 468 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 469 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 470 471 final Settings mSettings; 472 boolean mRestoredSettings; 473 474 // System configuration read by SystemConfig. 475 final int[] mGlobalGids; 476 final SparseArray<ArraySet<String>> mSystemPermissions; 477 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 478 479 // If mac_permissions.xml was found for seinfo labeling. 480 boolean mFoundPolicyFile; 481 482 // If a recursive restorecon of /data/data/<pkg> is needed. 483 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 484 485 public static final class SharedLibraryEntry { 486 public final String path; 487 public final String apk; 488 489 SharedLibraryEntry(String _path, String _apk) { 490 path = _path; 491 apk = _apk; 492 } 493 } 494 495 // Currently known shared libraries. 496 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 497 new ArrayMap<String, SharedLibraryEntry>(); 498 499 // All available activities, for your resolving pleasure. 500 final ActivityIntentResolver mActivities = 501 new ActivityIntentResolver(); 502 503 // All available receivers, for your resolving pleasure. 504 final ActivityIntentResolver mReceivers = 505 new ActivityIntentResolver(); 506 507 // All available services, for your resolving pleasure. 508 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 509 510 // All available providers, for your resolving pleasure. 511 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 512 513 // Mapping from provider base names (first directory in content URI codePath) 514 // to the provider information. 515 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 516 new ArrayMap<String, PackageParser.Provider>(); 517 518 // Mapping from instrumentation class names to info about them. 519 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 520 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 521 522 // Mapping from permission names to info about them. 523 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 524 new ArrayMap<String, PackageParser.PermissionGroup>(); 525 526 // Packages whose data we have transfered into another package, thus 527 // should no longer exist. 528 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 529 530 // Broadcast actions that are only available to the system. 531 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 532 533 /** List of packages waiting for verification. */ 534 final SparseArray<PackageVerificationState> mPendingVerification 535 = new SparseArray<PackageVerificationState>(); 536 537 /** Set of packages associated with each app op permission. */ 538 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 539 540 final PackageInstallerService mInstallerService; 541 542 private final PackageDexOptimizer mPackageDexOptimizer; 543 544 private AtomicInteger mNextMoveId = new AtomicInteger(); 545 private final MoveCallbacks mMoveCallbacks; 546 547 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 548 549 // Cache of users who need badging. 550 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 551 552 /** Token for keys in mPendingVerification. */ 553 private int mPendingVerificationToken = 0; 554 555 volatile boolean mSystemReady; 556 volatile boolean mSafeMode; 557 volatile boolean mHasSystemUidErrors; 558 559 ApplicationInfo mAndroidApplication; 560 final ActivityInfo mResolveActivity = new ActivityInfo(); 561 final ResolveInfo mResolveInfo = new ResolveInfo(); 562 ComponentName mResolveComponentName; 563 PackageParser.Package mPlatformPackage; 564 ComponentName mCustomResolverComponentName; 565 566 boolean mResolverReplaced = false; 567 568 private final ComponentName mIntentFilterVerifierComponent; 569 private int mIntentFilterVerificationToken = 0; 570 571 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 572 = new SparseArray<IntentFilterVerificationState>(); 573 574 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 575 new DefaultPermissionGrantPolicy(this); 576 577 private static class IFVerificationParams { 578 PackageParser.Package pkg; 579 boolean replacing; 580 int userId; 581 int verifierUid; 582 583 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 584 int _userId, int _verifierUid) { 585 pkg = _pkg; 586 replacing = _replacing; 587 userId = _userId; 588 replacing = _replacing; 589 verifierUid = _verifierUid; 590 } 591 } 592 593 private interface IntentFilterVerifier<T extends IntentFilter> { 594 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 595 T filter, String packageName); 596 void startVerifications(int userId); 597 void receiveVerificationResponse(int verificationId); 598 } 599 600 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 601 private Context mContext; 602 private ComponentName mIntentFilterVerifierComponent; 603 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 604 605 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 606 mContext = context; 607 mIntentFilterVerifierComponent = verifierComponent; 608 } 609 610 private String getDefaultScheme() { 611 return IntentFilter.SCHEME_HTTPS; 612 } 613 614 @Override 615 public void startVerifications(int userId) { 616 // Launch verifications requests 617 int count = mCurrentIntentFilterVerifications.size(); 618 for (int n=0; n<count; n++) { 619 int verificationId = mCurrentIntentFilterVerifications.get(n); 620 final IntentFilterVerificationState ivs = 621 mIntentFilterVerificationStates.get(verificationId); 622 623 String packageName = ivs.getPackageName(); 624 625 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 626 final int filterCount = filters.size(); 627 ArraySet<String> domainsSet = new ArraySet<>(); 628 for (int m=0; m<filterCount; m++) { 629 PackageParser.ActivityIntentInfo filter = filters.get(m); 630 domainsSet.addAll(filter.getHostsList()); 631 } 632 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 633 synchronized (mPackages) { 634 if (mSettings.createIntentFilterVerificationIfNeededLPw( 635 packageName, domainsList) != null) { 636 scheduleWriteSettingsLocked(); 637 } 638 } 639 sendVerificationRequest(userId, verificationId, ivs); 640 } 641 mCurrentIntentFilterVerifications.clear(); 642 } 643 644 private void sendVerificationRequest(int userId, int verificationId, 645 IntentFilterVerificationState ivs) { 646 647 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 648 verificationIntent.putExtra( 649 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 650 verificationId); 651 verificationIntent.putExtra( 652 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 653 getDefaultScheme()); 654 verificationIntent.putExtra( 655 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 656 ivs.getHostsString()); 657 verificationIntent.putExtra( 658 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 659 ivs.getPackageName()); 660 verificationIntent.setComponent(mIntentFilterVerifierComponent); 661 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 662 663 UserHandle user = new UserHandle(userId); 664 mContext.sendBroadcastAsUser(verificationIntent, user); 665 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 666 "Sending IntentFilter verification broadcast"); 667 } 668 669 public void receiveVerificationResponse(int verificationId) { 670 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 671 672 final boolean verified = ivs.isVerified(); 673 674 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 675 final int count = filters.size(); 676 if (DEBUG_DOMAIN_VERIFICATION) { 677 Slog.i(TAG, "Received verification response " + verificationId 678 + " for " + count + " filters, verified=" + verified); 679 } 680 for (int n=0; n<count; n++) { 681 PackageParser.ActivityIntentInfo filter = filters.get(n); 682 filter.setVerified(verified); 683 684 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 685 + " verified with result:" + verified + " and hosts:" 686 + ivs.getHostsString()); 687 } 688 689 mIntentFilterVerificationStates.remove(verificationId); 690 691 final String packageName = ivs.getPackageName(); 692 IntentFilterVerificationInfo ivi = null; 693 694 synchronized (mPackages) { 695 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 696 } 697 if (ivi == null) { 698 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 699 + verificationId + " packageName:" + packageName); 700 return; 701 } 702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 703 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 704 705 synchronized (mPackages) { 706 if (verified) { 707 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 708 } else { 709 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 710 } 711 scheduleWriteSettingsLocked(); 712 713 final int userId = ivs.getUserId(); 714 if (userId != UserHandle.USER_ALL) { 715 final int userStatus = 716 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 717 718 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 719 boolean needUpdate = false; 720 721 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 722 // already been set by the User thru the Disambiguation dialog 723 switch (userStatus) { 724 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 725 if (verified) { 726 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 727 } else { 728 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 729 } 730 needUpdate = true; 731 break; 732 733 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 734 if (verified) { 735 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 736 needUpdate = true; 737 } 738 break; 739 740 default: 741 // Nothing to do 742 } 743 744 if (needUpdate) { 745 mSettings.updateIntentFilterVerificationStatusLPw( 746 packageName, updatedStatus, userId); 747 scheduleWritePackageRestrictionsLocked(userId); 748 } 749 } 750 } 751 } 752 753 @Override 754 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 755 ActivityIntentInfo filter, String packageName) { 756 if (!hasValidDomains(filter)) { 757 return false; 758 } 759 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 760 if (ivs == null) { 761 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 762 packageName); 763 } 764 if (DEBUG_DOMAIN_VERIFICATION) { 765 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 766 } 767 ivs.addFilter(filter); 768 return true; 769 } 770 771 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 772 int userId, int verificationId, String packageName) { 773 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 774 verifierUid, userId, packageName); 775 ivs.setPendingState(); 776 synchronized (mPackages) { 777 mIntentFilterVerificationStates.append(verificationId, ivs); 778 mCurrentIntentFilterVerifications.add(verificationId); 779 } 780 return ivs; 781 } 782 } 783 784 private static boolean hasValidDomains(ActivityIntentInfo filter) { 785 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 786 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 787 if (!hasHTTPorHTTPS) { 788 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 789 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 790 return false; 791 } 792 return true; 793 } 794 795 private IntentFilterVerifier mIntentFilterVerifier; 796 797 // Set of pending broadcasts for aggregating enable/disable of components. 798 static class PendingPackageBroadcasts { 799 // for each user id, a map of <package name -> components within that package> 800 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 801 802 public PendingPackageBroadcasts() { 803 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 804 } 805 806 public ArrayList<String> get(int userId, String packageName) { 807 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 808 return packages.get(packageName); 809 } 810 811 public void put(int userId, String packageName, ArrayList<String> components) { 812 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 813 packages.put(packageName, components); 814 } 815 816 public void remove(int userId, String packageName) { 817 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 818 if (packages != null) { 819 packages.remove(packageName); 820 } 821 } 822 823 public void remove(int userId) { 824 mUidMap.remove(userId); 825 } 826 827 public int userIdCount() { 828 return mUidMap.size(); 829 } 830 831 public int userIdAt(int n) { 832 return mUidMap.keyAt(n); 833 } 834 835 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 836 return mUidMap.get(userId); 837 } 838 839 public int size() { 840 // total number of pending broadcast entries across all userIds 841 int num = 0; 842 for (int i = 0; i< mUidMap.size(); i++) { 843 num += mUidMap.valueAt(i).size(); 844 } 845 return num; 846 } 847 848 public void clear() { 849 mUidMap.clear(); 850 } 851 852 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 853 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 854 if (map == null) { 855 map = new ArrayMap<String, ArrayList<String>>(); 856 mUidMap.put(userId, map); 857 } 858 return map; 859 } 860 } 861 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 862 863 // Service Connection to remote media container service to copy 864 // package uri's from external media onto secure containers 865 // or internal storage. 866 private IMediaContainerService mContainerService = null; 867 868 static final int SEND_PENDING_BROADCAST = 1; 869 static final int MCS_BOUND = 3; 870 static final int END_COPY = 4; 871 static final int INIT_COPY = 5; 872 static final int MCS_UNBIND = 6; 873 static final int START_CLEANING_PACKAGE = 7; 874 static final int FIND_INSTALL_LOC = 8; 875 static final int POST_INSTALL = 9; 876 static final int MCS_RECONNECT = 10; 877 static final int MCS_GIVE_UP = 11; 878 static final int UPDATED_MEDIA_STATUS = 12; 879 static final int WRITE_SETTINGS = 13; 880 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 881 static final int PACKAGE_VERIFIED = 15; 882 static final int CHECK_PENDING_VERIFICATION = 16; 883 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 884 static final int INTENT_FILTER_VERIFIED = 18; 885 886 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 887 888 // Delay time in millisecs 889 static final int BROADCAST_DELAY = 10 * 1000; 890 891 static UserManagerService sUserManager; 892 893 // Stores a list of users whose package restrictions file needs to be updated 894 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 895 896 final private DefaultContainerConnection mDefContainerConn = 897 new DefaultContainerConnection(); 898 class DefaultContainerConnection implements ServiceConnection { 899 public void onServiceConnected(ComponentName name, IBinder service) { 900 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 901 IMediaContainerService imcs = 902 IMediaContainerService.Stub.asInterface(service); 903 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 904 } 905 906 public void onServiceDisconnected(ComponentName name) { 907 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 908 } 909 } 910 911 // Recordkeeping of restore-after-install operations that are currently in flight 912 // between the Package Manager and the Backup Manager 913 class PostInstallData { 914 public InstallArgs args; 915 public PackageInstalledInfo res; 916 917 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 918 args = _a; 919 res = _r; 920 } 921 } 922 923 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 924 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 925 926 // XML tags for backup/restore of various bits of state 927 private static final String TAG_PREFERRED_BACKUP = "pa"; 928 private static final String TAG_DEFAULT_APPS = "da"; 929 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 930 931 final String mRequiredVerifierPackage; 932 final String mRequiredInstallerPackage; 933 934 private final PackageUsage mPackageUsage = new PackageUsage(); 935 936 private class PackageUsage { 937 private static final int WRITE_INTERVAL 938 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 939 940 private final Object mFileLock = new Object(); 941 private final AtomicLong mLastWritten = new AtomicLong(0); 942 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 943 944 private boolean mIsHistoricalPackageUsageAvailable = true; 945 946 boolean isHistoricalPackageUsageAvailable() { 947 return mIsHistoricalPackageUsageAvailable; 948 } 949 950 void write(boolean force) { 951 if (force) { 952 writeInternal(); 953 return; 954 } 955 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 956 && !DEBUG_DEXOPT) { 957 return; 958 } 959 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 960 new Thread("PackageUsage_DiskWriter") { 961 @Override 962 public void run() { 963 try { 964 writeInternal(); 965 } finally { 966 mBackgroundWriteRunning.set(false); 967 } 968 } 969 }.start(); 970 } 971 } 972 973 private void writeInternal() { 974 synchronized (mPackages) { 975 synchronized (mFileLock) { 976 AtomicFile file = getFile(); 977 FileOutputStream f = null; 978 try { 979 f = file.startWrite(); 980 BufferedOutputStream out = new BufferedOutputStream(f); 981 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 982 StringBuilder sb = new StringBuilder(); 983 for (PackageParser.Package pkg : mPackages.values()) { 984 if (pkg.mLastPackageUsageTimeInMills == 0) { 985 continue; 986 } 987 sb.setLength(0); 988 sb.append(pkg.packageName); 989 sb.append(' '); 990 sb.append((long)pkg.mLastPackageUsageTimeInMills); 991 sb.append('\n'); 992 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 993 } 994 out.flush(); 995 file.finishWrite(f); 996 } catch (IOException e) { 997 if (f != null) { 998 file.failWrite(f); 999 } 1000 Log.e(TAG, "Failed to write package usage times", e); 1001 } 1002 } 1003 } 1004 mLastWritten.set(SystemClock.elapsedRealtime()); 1005 } 1006 1007 void readLP() { 1008 synchronized (mFileLock) { 1009 AtomicFile file = getFile(); 1010 BufferedInputStream in = null; 1011 try { 1012 in = new BufferedInputStream(file.openRead()); 1013 StringBuffer sb = new StringBuffer(); 1014 while (true) { 1015 String packageName = readToken(in, sb, ' '); 1016 if (packageName == null) { 1017 break; 1018 } 1019 String timeInMillisString = readToken(in, sb, '\n'); 1020 if (timeInMillisString == null) { 1021 throw new IOException("Failed to find last usage time for package " 1022 + packageName); 1023 } 1024 PackageParser.Package pkg = mPackages.get(packageName); 1025 if (pkg == null) { 1026 continue; 1027 } 1028 long timeInMillis; 1029 try { 1030 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1031 } catch (NumberFormatException e) { 1032 throw new IOException("Failed to parse " + timeInMillisString 1033 + " as a long.", e); 1034 } 1035 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1036 } 1037 } catch (FileNotFoundException expected) { 1038 mIsHistoricalPackageUsageAvailable = false; 1039 } catch (IOException e) { 1040 Log.w(TAG, "Failed to read package usage times", e); 1041 } finally { 1042 IoUtils.closeQuietly(in); 1043 } 1044 } 1045 mLastWritten.set(SystemClock.elapsedRealtime()); 1046 } 1047 1048 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1049 throws IOException { 1050 sb.setLength(0); 1051 while (true) { 1052 int ch = in.read(); 1053 if (ch == -1) { 1054 if (sb.length() == 0) { 1055 return null; 1056 } 1057 throw new IOException("Unexpected EOF"); 1058 } 1059 if (ch == endOfToken) { 1060 return sb.toString(); 1061 } 1062 sb.append((char)ch); 1063 } 1064 } 1065 1066 private AtomicFile getFile() { 1067 File dataDir = Environment.getDataDirectory(); 1068 File systemDir = new File(dataDir, "system"); 1069 File fname = new File(systemDir, "package-usage.list"); 1070 return new AtomicFile(fname); 1071 } 1072 } 1073 1074 class PackageHandler extends Handler { 1075 private boolean mBound = false; 1076 final ArrayList<HandlerParams> mPendingInstalls = 1077 new ArrayList<HandlerParams>(); 1078 1079 private boolean connectToService() { 1080 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1081 " DefaultContainerService"); 1082 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1083 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1084 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1085 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1086 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1087 mBound = true; 1088 return true; 1089 } 1090 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1091 return false; 1092 } 1093 1094 private void disconnectService() { 1095 mContainerService = null; 1096 mBound = false; 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1098 mContext.unbindService(mDefContainerConn); 1099 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1100 } 1101 1102 PackageHandler(Looper looper) { 1103 super(looper); 1104 } 1105 1106 public void handleMessage(Message msg) { 1107 try { 1108 doHandleMessage(msg); 1109 } finally { 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1111 } 1112 } 1113 1114 void doHandleMessage(Message msg) { 1115 switch (msg.what) { 1116 case INIT_COPY: { 1117 HandlerParams params = (HandlerParams) msg.obj; 1118 int idx = mPendingInstalls.size(); 1119 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1120 // If a bind was already initiated we dont really 1121 // need to do anything. The pending install 1122 // will be processed later on. 1123 if (!mBound) { 1124 // If this is the only one pending we might 1125 // have to bind to the service again. 1126 if (!connectToService()) { 1127 Slog.e(TAG, "Failed to bind to media container service"); 1128 params.serviceError(); 1129 return; 1130 } else { 1131 // Once we bind to the service, the first 1132 // pending request will be processed. 1133 mPendingInstalls.add(idx, params); 1134 } 1135 } else { 1136 mPendingInstalls.add(idx, params); 1137 // Already bound to the service. Just make 1138 // sure we trigger off processing the first request. 1139 if (idx == 0) { 1140 mHandler.sendEmptyMessage(MCS_BOUND); 1141 } 1142 } 1143 break; 1144 } 1145 case MCS_BOUND: { 1146 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1147 if (msg.obj != null) { 1148 mContainerService = (IMediaContainerService) msg.obj; 1149 } 1150 if (mContainerService == null) { 1151 if (!mBound) { 1152 // Something seriously wrong since we are not bound and we are not 1153 // waiting for connection. Bail out. 1154 Slog.e(TAG, "Cannot bind to media container service"); 1155 for (HandlerParams params : mPendingInstalls) { 1156 // Indicate service bind error 1157 params.serviceError(); 1158 } 1159 mPendingInstalls.clear(); 1160 } else { 1161 Slog.w(TAG, "Waiting to connect to media container service"); 1162 } 1163 } else if (mPendingInstalls.size() > 0) { 1164 HandlerParams params = mPendingInstalls.get(0); 1165 if (params != null) { 1166 if (params.startCopy()) { 1167 // We are done... look for more work or to 1168 // go idle. 1169 if (DEBUG_SD_INSTALL) Log.i(TAG, 1170 "Checking for more work or unbind..."); 1171 // Delete pending install 1172 if (mPendingInstalls.size() > 0) { 1173 mPendingInstalls.remove(0); 1174 } 1175 if (mPendingInstalls.size() == 0) { 1176 if (mBound) { 1177 if (DEBUG_SD_INSTALL) Log.i(TAG, 1178 "Posting delayed MCS_UNBIND"); 1179 removeMessages(MCS_UNBIND); 1180 Message ubmsg = obtainMessage(MCS_UNBIND); 1181 // Unbind after a little delay, to avoid 1182 // continual thrashing. 1183 sendMessageDelayed(ubmsg, 10000); 1184 } 1185 } else { 1186 // There are more pending requests in queue. 1187 // Just post MCS_BOUND message to trigger processing 1188 // of next pending install. 1189 if (DEBUG_SD_INSTALL) Log.i(TAG, 1190 "Posting MCS_BOUND for next work"); 1191 mHandler.sendEmptyMessage(MCS_BOUND); 1192 } 1193 } 1194 } 1195 } else { 1196 // Should never happen ideally. 1197 Slog.w(TAG, "Empty queue"); 1198 } 1199 break; 1200 } 1201 case MCS_RECONNECT: { 1202 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1203 if (mPendingInstalls.size() > 0) { 1204 if (mBound) { 1205 disconnectService(); 1206 } 1207 if (!connectToService()) { 1208 Slog.e(TAG, "Failed to bind to media container service"); 1209 for (HandlerParams params : mPendingInstalls) { 1210 // Indicate service bind error 1211 params.serviceError(); 1212 } 1213 mPendingInstalls.clear(); 1214 } 1215 } 1216 break; 1217 } 1218 case MCS_UNBIND: { 1219 // If there is no actual work left, then time to unbind. 1220 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1221 1222 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1223 if (mBound) { 1224 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1225 1226 disconnectService(); 1227 } 1228 } else if (mPendingInstalls.size() > 0) { 1229 // There are more pending requests in queue. 1230 // Just post MCS_BOUND message to trigger processing 1231 // of next pending install. 1232 mHandler.sendEmptyMessage(MCS_BOUND); 1233 } 1234 1235 break; 1236 } 1237 case MCS_GIVE_UP: { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1239 mPendingInstalls.remove(0); 1240 break; 1241 } 1242 case SEND_PENDING_BROADCAST: { 1243 String packages[]; 1244 ArrayList<String> components[]; 1245 int size = 0; 1246 int uids[]; 1247 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1248 synchronized (mPackages) { 1249 if (mPendingBroadcasts == null) { 1250 return; 1251 } 1252 size = mPendingBroadcasts.size(); 1253 if (size <= 0) { 1254 // Nothing to be done. Just return 1255 return; 1256 } 1257 packages = new String[size]; 1258 components = new ArrayList[size]; 1259 uids = new int[size]; 1260 int i = 0; // filling out the above arrays 1261 1262 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1263 int packageUserId = mPendingBroadcasts.userIdAt(n); 1264 Iterator<Map.Entry<String, ArrayList<String>>> it 1265 = mPendingBroadcasts.packagesForUserId(packageUserId) 1266 .entrySet().iterator(); 1267 while (it.hasNext() && i < size) { 1268 Map.Entry<String, ArrayList<String>> ent = it.next(); 1269 packages[i] = ent.getKey(); 1270 components[i] = ent.getValue(); 1271 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1272 uids[i] = (ps != null) 1273 ? UserHandle.getUid(packageUserId, ps.appId) 1274 : -1; 1275 i++; 1276 } 1277 } 1278 size = i; 1279 mPendingBroadcasts.clear(); 1280 } 1281 // Send broadcasts 1282 for (int i = 0; i < size; i++) { 1283 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1284 } 1285 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1286 break; 1287 } 1288 case START_CLEANING_PACKAGE: { 1289 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1290 final String packageName = (String)msg.obj; 1291 final int userId = msg.arg1; 1292 final boolean andCode = msg.arg2 != 0; 1293 synchronized (mPackages) { 1294 if (userId == UserHandle.USER_ALL) { 1295 int[] users = sUserManager.getUserIds(); 1296 for (int user : users) { 1297 mSettings.addPackageToCleanLPw( 1298 new PackageCleanItem(user, packageName, andCode)); 1299 } 1300 } else { 1301 mSettings.addPackageToCleanLPw( 1302 new PackageCleanItem(userId, packageName, andCode)); 1303 } 1304 } 1305 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1306 startCleaningPackages(); 1307 } break; 1308 case POST_INSTALL: { 1309 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1310 PostInstallData data = mRunningInstalls.get(msg.arg1); 1311 mRunningInstalls.delete(msg.arg1); 1312 boolean deleteOld = false; 1313 1314 if (data != null) { 1315 InstallArgs args = data.args; 1316 PackageInstalledInfo res = data.res; 1317 1318 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1319 final String packageName = res.pkg.applicationInfo.packageName; 1320 res.removedInfo.sendBroadcast(false, true, false); 1321 Bundle extras = new Bundle(1); 1322 extras.putInt(Intent.EXTRA_UID, res.uid); 1323 1324 // Now that we successfully installed the package, grant runtime 1325 // permissions if requested before broadcasting the install. 1326 if ((args.installFlags 1327 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1328 grantRequestedRuntimePermissions(res.pkg, 1329 args.user.getIdentifier()); 1330 } 1331 1332 // Determine the set of users who are adding this 1333 // package for the first time vs. those who are seeing 1334 // an update. 1335 int[] firstUsers; 1336 int[] updateUsers = new int[0]; 1337 if (res.origUsers == null || res.origUsers.length == 0) { 1338 firstUsers = res.newUsers; 1339 } else { 1340 firstUsers = new int[0]; 1341 for (int i=0; i<res.newUsers.length; i++) { 1342 int user = res.newUsers[i]; 1343 boolean isNew = true; 1344 for (int j=0; j<res.origUsers.length; j++) { 1345 if (res.origUsers[j] == user) { 1346 isNew = false; 1347 break; 1348 } 1349 } 1350 if (isNew) { 1351 int[] newFirst = new int[firstUsers.length+1]; 1352 System.arraycopy(firstUsers, 0, newFirst, 0, 1353 firstUsers.length); 1354 newFirst[firstUsers.length] = user; 1355 firstUsers = newFirst; 1356 } else { 1357 int[] newUpdate = new int[updateUsers.length+1]; 1358 System.arraycopy(updateUsers, 0, newUpdate, 0, 1359 updateUsers.length); 1360 newUpdate[updateUsers.length] = user; 1361 updateUsers = newUpdate; 1362 } 1363 } 1364 } 1365 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1366 packageName, extras, null, null, firstUsers); 1367 final boolean update = res.removedInfo.removedPackage != null; 1368 if (update) { 1369 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1370 } 1371 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1372 packageName, extras, null, null, updateUsers); 1373 if (update) { 1374 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1375 packageName, extras, null, null, updateUsers); 1376 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1377 null, null, packageName, null, updateUsers); 1378 1379 // treat asec-hosted packages like removable media on upgrade 1380 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1381 if (DEBUG_INSTALL) { 1382 Slog.i(TAG, "upgrading pkg " + res.pkg 1383 + " is ASEC-hosted -> AVAILABLE"); 1384 } 1385 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1386 ArrayList<String> pkgList = new ArrayList<String>(1); 1387 pkgList.add(packageName); 1388 sendResourcesChangedBroadcast(true, true, 1389 pkgList,uidArray, null); 1390 } 1391 } 1392 if (res.removedInfo.args != null) { 1393 // Remove the replaced package's older resources safely now 1394 deleteOld = true; 1395 } 1396 1397 // If this app is a browser and it's newly-installed for some 1398 // users, clear any default-browser state in those users 1399 if (firstUsers.length > 0) { 1400 // the app's nature doesn't depend on the user, so we can just 1401 // check its browser nature in any user and generalize. 1402 if (packageIsBrowser(packageName, firstUsers[0])) { 1403 synchronized (mPackages) { 1404 for (int userId : firstUsers) { 1405 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1406 } 1407 } 1408 } 1409 } 1410 // Log current value of "unknown sources" setting 1411 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1412 getUnknownSourcesSettings()); 1413 } 1414 // Force a gc to clear up things 1415 Runtime.getRuntime().gc(); 1416 // We delete after a gc for applications on sdcard. 1417 if (deleteOld) { 1418 synchronized (mInstallLock) { 1419 res.removedInfo.args.doPostDeleteLI(true); 1420 } 1421 } 1422 if (args.observer != null) { 1423 try { 1424 Bundle extras = extrasForInstallResult(res); 1425 args.observer.onPackageInstalled(res.name, res.returnCode, 1426 res.returnMsg, extras); 1427 } catch (RemoteException e) { 1428 Slog.i(TAG, "Observer no longer exists."); 1429 } 1430 } 1431 } else { 1432 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1433 } 1434 } break; 1435 case UPDATED_MEDIA_STATUS: { 1436 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1437 boolean reportStatus = msg.arg1 == 1; 1438 boolean doGc = msg.arg2 == 1; 1439 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1440 if (doGc) { 1441 // Force a gc to clear up stale containers. 1442 Runtime.getRuntime().gc(); 1443 } 1444 if (msg.obj != null) { 1445 @SuppressWarnings("unchecked") 1446 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1447 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1448 // Unload containers 1449 unloadAllContainers(args); 1450 } 1451 if (reportStatus) { 1452 try { 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1454 PackageHelper.getMountService().finishMediaUpdate(); 1455 } catch (RemoteException e) { 1456 Log.e(TAG, "MountService not running?"); 1457 } 1458 } 1459 } break; 1460 case WRITE_SETTINGS: { 1461 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1462 synchronized (mPackages) { 1463 removeMessages(WRITE_SETTINGS); 1464 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1465 mSettings.writeLPr(); 1466 mDirtyUsers.clear(); 1467 } 1468 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1469 } break; 1470 case WRITE_PACKAGE_RESTRICTIONS: { 1471 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1472 synchronized (mPackages) { 1473 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1474 for (int userId : mDirtyUsers) { 1475 mSettings.writePackageRestrictionsLPr(userId); 1476 } 1477 mDirtyUsers.clear(); 1478 } 1479 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1480 } break; 1481 case CHECK_PENDING_VERIFICATION: { 1482 final int verificationId = msg.arg1; 1483 final PackageVerificationState state = mPendingVerification.get(verificationId); 1484 1485 if ((state != null) && !state.timeoutExtended()) { 1486 final InstallArgs args = state.getInstallArgs(); 1487 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1488 1489 Slog.i(TAG, "Verification timed out for " + originUri); 1490 mPendingVerification.remove(verificationId); 1491 1492 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1493 1494 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1495 Slog.i(TAG, "Continuing with installation of " + originUri); 1496 state.setVerifierResponse(Binder.getCallingUid(), 1497 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1498 broadcastPackageVerified(verificationId, originUri, 1499 PackageManager.VERIFICATION_ALLOW, 1500 state.getInstallArgs().getUser()); 1501 try { 1502 ret = args.copyApk(mContainerService, true); 1503 } catch (RemoteException e) { 1504 Slog.e(TAG, "Could not contact the ContainerService"); 1505 } 1506 } else { 1507 broadcastPackageVerified(verificationId, originUri, 1508 PackageManager.VERIFICATION_REJECT, 1509 state.getInstallArgs().getUser()); 1510 } 1511 1512 processPendingInstall(args, ret); 1513 mHandler.sendEmptyMessage(MCS_UNBIND); 1514 } 1515 break; 1516 } 1517 case PACKAGE_VERIFIED: { 1518 final int verificationId = msg.arg1; 1519 1520 final PackageVerificationState state = mPendingVerification.get(verificationId); 1521 if (state == null) { 1522 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1523 break; 1524 } 1525 1526 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1527 1528 state.setVerifierResponse(response.callerUid, response.code); 1529 1530 if (state.isVerificationComplete()) { 1531 mPendingVerification.remove(verificationId); 1532 1533 final InstallArgs args = state.getInstallArgs(); 1534 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1535 1536 int ret; 1537 if (state.isInstallAllowed()) { 1538 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1539 broadcastPackageVerified(verificationId, originUri, 1540 response.code, state.getInstallArgs().getUser()); 1541 try { 1542 ret = args.copyApk(mContainerService, true); 1543 } catch (RemoteException e) { 1544 Slog.e(TAG, "Could not contact the ContainerService"); 1545 } 1546 } else { 1547 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1548 } 1549 1550 processPendingInstall(args, ret); 1551 1552 mHandler.sendEmptyMessage(MCS_UNBIND); 1553 } 1554 1555 break; 1556 } 1557 case START_INTENT_FILTER_VERIFICATIONS: { 1558 IFVerificationParams params = (IFVerificationParams) msg.obj; 1559 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1560 params.replacing, params.pkg); 1561 break; 1562 } 1563 case INTENT_FILTER_VERIFIED: { 1564 final int verificationId = msg.arg1; 1565 1566 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1567 verificationId); 1568 if (state == null) { 1569 Slog.w(TAG, "Invalid IntentFilter verification token " 1570 + verificationId + " received"); 1571 break; 1572 } 1573 1574 final int userId = state.getUserId(); 1575 1576 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1577 "Processing IntentFilter verification with token:" 1578 + verificationId + " and userId:" + userId); 1579 1580 final IntentFilterVerificationResponse response = 1581 (IntentFilterVerificationResponse) msg.obj; 1582 1583 state.setVerifierResponse(response.callerUid, response.code); 1584 1585 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1586 "IntentFilter verification with token:" + verificationId 1587 + " and userId:" + userId 1588 + " is settings verifier response with response code:" 1589 + response.code); 1590 1591 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1592 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1593 + response.getFailedDomainsString()); 1594 } 1595 1596 if (state.isVerificationComplete()) { 1597 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1598 } else { 1599 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1600 "IntentFilter verification with token:" + verificationId 1601 + " was not said to be complete"); 1602 } 1603 1604 break; 1605 } 1606 } 1607 } 1608 } 1609 1610 private StorageEventListener mStorageListener = new StorageEventListener() { 1611 @Override 1612 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1613 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1614 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1615 final String volumeUuid = vol.getFsUuid(); 1616 1617 // Clean up any users or apps that were removed or recreated 1618 // while this volume was missing 1619 reconcileUsers(volumeUuid); 1620 reconcileApps(volumeUuid); 1621 1622 // Clean up any install sessions that expired or were 1623 // cancelled while this volume was missing 1624 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1625 1626 loadPrivatePackages(vol); 1627 1628 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1629 unloadPrivatePackages(vol); 1630 } 1631 } 1632 1633 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1634 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1635 updateExternalMediaStatus(true, false); 1636 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1637 updateExternalMediaStatus(false, false); 1638 } 1639 } 1640 } 1641 1642 @Override 1643 public void onVolumeForgotten(String fsUuid) { 1644 // Remove any apps installed on the forgotten volume 1645 synchronized (mPackages) { 1646 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1647 for (PackageSetting ps : packages) { 1648 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1649 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1650 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1651 } 1652 1653 mSettings.writeLPr(); 1654 } 1655 } 1656 }; 1657 1658 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1659 if (userId >= UserHandle.USER_OWNER) { 1660 grantRequestedRuntimePermissionsForUser(pkg, userId); 1661 } else if (userId == UserHandle.USER_ALL) { 1662 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1663 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1664 } 1665 } 1666 1667 // We could have touched GID membership, so flush out packages.list 1668 synchronized (mPackages) { 1669 mSettings.writePackageListLPr(); 1670 } 1671 } 1672 1673 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1674 SettingBase sb = (SettingBase) pkg.mExtras; 1675 if (sb == null) { 1676 return; 1677 } 1678 1679 PermissionsState permissionsState = sb.getPermissionsState(); 1680 1681 for (String permission : pkg.requestedPermissions) { 1682 BasePermission bp = mSettings.mPermissions.get(permission); 1683 if (bp != null && bp.isRuntime()) { 1684 permissionsState.grantRuntimePermission(bp, userId); 1685 } 1686 } 1687 } 1688 1689 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1690 Bundle extras = null; 1691 switch (res.returnCode) { 1692 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1693 extras = new Bundle(); 1694 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1695 res.origPermission); 1696 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1697 res.origPackage); 1698 break; 1699 } 1700 case PackageManager.INSTALL_SUCCEEDED: { 1701 extras = new Bundle(); 1702 extras.putBoolean(Intent.EXTRA_REPLACING, 1703 res.removedInfo != null && res.removedInfo.removedPackage != null); 1704 break; 1705 } 1706 } 1707 return extras; 1708 } 1709 1710 void scheduleWriteSettingsLocked() { 1711 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1712 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1713 } 1714 } 1715 1716 void scheduleWritePackageRestrictionsLocked(int userId) { 1717 if (!sUserManager.exists(userId)) return; 1718 mDirtyUsers.add(userId); 1719 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1720 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1721 } 1722 } 1723 1724 public static PackageManagerService main(Context context, Installer installer, 1725 boolean factoryTest, boolean onlyCore) { 1726 PackageManagerService m = new PackageManagerService(context, installer, 1727 factoryTest, onlyCore); 1728 ServiceManager.addService("package", m); 1729 return m; 1730 } 1731 1732 static String[] splitString(String str, char sep) { 1733 int count = 1; 1734 int i = 0; 1735 while ((i=str.indexOf(sep, i)) >= 0) { 1736 count++; 1737 i++; 1738 } 1739 1740 String[] res = new String[count]; 1741 i=0; 1742 count = 0; 1743 int lastI=0; 1744 while ((i=str.indexOf(sep, i)) >= 0) { 1745 res[count] = str.substring(lastI, i); 1746 count++; 1747 i++; 1748 lastI = i; 1749 } 1750 res[count] = str.substring(lastI, str.length()); 1751 return res; 1752 } 1753 1754 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1755 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1756 Context.DISPLAY_SERVICE); 1757 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1758 } 1759 1760 public PackageManagerService(Context context, Installer installer, 1761 boolean factoryTest, boolean onlyCore) { 1762 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1763 SystemClock.uptimeMillis()); 1764 1765 if (mSdkVersion <= 0) { 1766 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1767 } 1768 1769 mContext = context; 1770 mFactoryTest = factoryTest; 1771 mOnlyCore = onlyCore; 1772 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1773 mMetrics = new DisplayMetrics(); 1774 mSettings = new Settings(mPackages); 1775 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1776 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1777 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1778 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1779 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1780 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1781 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1782 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1783 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1784 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1785 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1786 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1787 1788 // TODO: add a property to control this? 1789 long dexOptLRUThresholdInMinutes; 1790 if (mLazyDexOpt) { 1791 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1792 } else { 1793 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1794 } 1795 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1796 1797 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1798 if (separateProcesses != null && separateProcesses.length() > 0) { 1799 if ("*".equals(separateProcesses)) { 1800 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1801 mSeparateProcesses = null; 1802 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1803 } else { 1804 mDefParseFlags = 0; 1805 mSeparateProcesses = separateProcesses.split(","); 1806 Slog.w(TAG, "Running with debug.separate_processes: " 1807 + separateProcesses); 1808 } 1809 } else { 1810 mDefParseFlags = 0; 1811 mSeparateProcesses = null; 1812 } 1813 1814 mInstaller = installer; 1815 mPackageDexOptimizer = new PackageDexOptimizer(this); 1816 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1817 1818 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1819 FgThread.get().getLooper()); 1820 1821 getDefaultDisplayMetrics(context, mMetrics); 1822 1823 SystemConfig systemConfig = SystemConfig.getInstance(); 1824 mGlobalGids = systemConfig.getGlobalGids(); 1825 mSystemPermissions = systemConfig.getSystemPermissions(); 1826 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1827 1828 synchronized (mInstallLock) { 1829 // writer 1830 synchronized (mPackages) { 1831 mHandlerThread = new ServiceThread(TAG, 1832 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1833 mHandlerThread.start(); 1834 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1835 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1836 1837 File dataDir = Environment.getDataDirectory(); 1838 mAppDataDir = new File(dataDir, "data"); 1839 mAppInstallDir = new File(dataDir, "app"); 1840 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1841 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1842 mUserAppDataDir = new File(dataDir, "user"); 1843 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1844 1845 sUserManager = new UserManagerService(context, this, 1846 mInstallLock, mPackages); 1847 1848 // Propagate permission configuration in to package manager. 1849 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1850 = systemConfig.getPermissions(); 1851 for (int i=0; i<permConfig.size(); i++) { 1852 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1853 BasePermission bp = mSettings.mPermissions.get(perm.name); 1854 if (bp == null) { 1855 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1856 mSettings.mPermissions.put(perm.name, bp); 1857 } 1858 if (perm.gids != null) { 1859 bp.setGids(perm.gids, perm.perUser); 1860 } 1861 } 1862 1863 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1864 for (int i=0; i<libConfig.size(); i++) { 1865 mSharedLibraries.put(libConfig.keyAt(i), 1866 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1867 } 1868 1869 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1870 1871 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1872 mSdkVersion, mOnlyCore); 1873 1874 String customResolverActivity = Resources.getSystem().getString( 1875 R.string.config_customResolverActivity); 1876 if (TextUtils.isEmpty(customResolverActivity)) { 1877 customResolverActivity = null; 1878 } else { 1879 mCustomResolverComponentName = ComponentName.unflattenFromString( 1880 customResolverActivity); 1881 } 1882 1883 long startTime = SystemClock.uptimeMillis(); 1884 1885 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1886 startTime); 1887 1888 // Set flag to monitor and not change apk file paths when 1889 // scanning install directories. 1890 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1891 1892 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1893 1894 /** 1895 * Add everything in the in the boot class path to the 1896 * list of process files because dexopt will have been run 1897 * if necessary during zygote startup. 1898 */ 1899 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1900 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1901 1902 if (bootClassPath != null) { 1903 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1904 for (String element : bootClassPathElements) { 1905 alreadyDexOpted.add(element); 1906 } 1907 } else { 1908 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1909 } 1910 1911 if (systemServerClassPath != null) { 1912 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1913 for (String element : systemServerClassPathElements) { 1914 alreadyDexOpted.add(element); 1915 } 1916 } else { 1917 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1918 } 1919 1920 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1921 final String[] dexCodeInstructionSets = 1922 getDexCodeInstructionSets( 1923 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1924 1925 /** 1926 * Ensure all external libraries have had dexopt run on them. 1927 */ 1928 if (mSharedLibraries.size() > 0) { 1929 // NOTE: For now, we're compiling these system "shared libraries" 1930 // (and framework jars) into all available architectures. It's possible 1931 // to compile them only when we come across an app that uses them (there's 1932 // already logic for that in scanPackageLI) but that adds some complexity. 1933 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1934 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1935 final String lib = libEntry.path; 1936 if (lib == null) { 1937 continue; 1938 } 1939 1940 try { 1941 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1942 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1943 alreadyDexOpted.add(lib); 1944 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1945 } 1946 } catch (FileNotFoundException e) { 1947 Slog.w(TAG, "Library not found: " + lib); 1948 } catch (IOException e) { 1949 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1950 + e.getMessage()); 1951 } 1952 } 1953 } 1954 } 1955 1956 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1957 1958 // Gross hack for now: we know this file doesn't contain any 1959 // code, so don't dexopt it to avoid the resulting log spew. 1960 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1961 1962 // Gross hack for now: we know this file is only part of 1963 // the boot class path for art, so don't dexopt it to 1964 // avoid the resulting log spew. 1965 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1966 1967 /** 1968 * There are a number of commands implemented in Java, which 1969 * we currently need to do the dexopt on so that they can be 1970 * run from a non-root shell. 1971 */ 1972 String[] frameworkFiles = frameworkDir.list(); 1973 if (frameworkFiles != null) { 1974 // TODO: We could compile these only for the most preferred ABI. We should 1975 // first double check that the dex files for these commands are not referenced 1976 // by other system apps. 1977 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1978 for (int i=0; i<frameworkFiles.length; i++) { 1979 File libPath = new File(frameworkDir, frameworkFiles[i]); 1980 String path = libPath.getPath(); 1981 // Skip the file if we already did it. 1982 if (alreadyDexOpted.contains(path)) { 1983 continue; 1984 } 1985 // Skip the file if it is not a type we want to dexopt. 1986 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1987 continue; 1988 } 1989 try { 1990 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1991 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1992 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1993 } 1994 } catch (FileNotFoundException e) { 1995 Slog.w(TAG, "Jar not found: " + path); 1996 } catch (IOException e) { 1997 Slog.w(TAG, "Exception reading jar: " + path, e); 1998 } 1999 } 2000 } 2001 } 2002 2003 // Collect vendor overlay packages. 2004 // (Do this before scanning any apps.) 2005 // For security and version matching reason, only consider 2006 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2007 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2008 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2009 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2010 2011 // Find base frameworks (resource packages without code). 2012 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2013 | PackageParser.PARSE_IS_SYSTEM_DIR 2014 | PackageParser.PARSE_IS_PRIVILEGED, 2015 scanFlags | SCAN_NO_DEX, 0); 2016 2017 // Collected privileged system packages. 2018 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2019 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2020 | PackageParser.PARSE_IS_SYSTEM_DIR 2021 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2022 2023 // Collect ordinary system packages. 2024 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2025 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2026 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2027 2028 // Collect all vendor packages. 2029 File vendorAppDir = new File("/vendor/app"); 2030 try { 2031 vendorAppDir = vendorAppDir.getCanonicalFile(); 2032 } catch (IOException e) { 2033 // failed to look up canonical path, continue with original one 2034 } 2035 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2036 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2037 2038 // Collect all OEM packages. 2039 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2040 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2041 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2042 2043 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2044 mInstaller.moveFiles(); 2045 2046 // Prune any system packages that no longer exist. 2047 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2048 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2049 if (!mOnlyCore) { 2050 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2051 while (psit.hasNext()) { 2052 PackageSetting ps = psit.next(); 2053 2054 /* 2055 * If this is not a system app, it can't be a 2056 * disable system app. 2057 */ 2058 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2059 continue; 2060 } 2061 2062 /* 2063 * If the package is scanned, it's not erased. 2064 */ 2065 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2066 if (scannedPkg != null) { 2067 /* 2068 * If the system app is both scanned and in the 2069 * disabled packages list, then it must have been 2070 * added via OTA. Remove it from the currently 2071 * scanned package so the previously user-installed 2072 * application can be scanned. 2073 */ 2074 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2075 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2076 + ps.name + "; removing system app. Last known codePath=" 2077 + ps.codePathString + ", installStatus=" + ps.installStatus 2078 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2079 + scannedPkg.mVersionCode); 2080 removePackageLI(ps, true); 2081 expectingBetter.put(ps.name, ps.codePath); 2082 } 2083 2084 continue; 2085 } 2086 2087 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2088 psit.remove(); 2089 logCriticalInfo(Log.WARN, "System package " + ps.name 2090 + " no longer exists; wiping its data"); 2091 removeDataDirsLI(null, ps.name); 2092 } else { 2093 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2094 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2095 possiblyDeletedUpdatedSystemApps.add(ps.name); 2096 } 2097 } 2098 } 2099 } 2100 2101 //look for any incomplete package installations 2102 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2103 //clean up list 2104 for(int i = 0; i < deletePkgsList.size(); i++) { 2105 //clean up here 2106 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2107 } 2108 //delete tmp files 2109 deleteTempPackageFiles(); 2110 2111 // Remove any shared userIDs that have no associated packages 2112 mSettings.pruneSharedUsersLPw(); 2113 2114 if (!mOnlyCore) { 2115 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2116 SystemClock.uptimeMillis()); 2117 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2118 2119 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2120 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2121 2122 /** 2123 * Remove disable package settings for any updated system 2124 * apps that were removed via an OTA. If they're not a 2125 * previously-updated app, remove them completely. 2126 * Otherwise, just revoke their system-level permissions. 2127 */ 2128 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2129 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2130 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2131 2132 String msg; 2133 if (deletedPkg == null) { 2134 msg = "Updated system package " + deletedAppName 2135 + " no longer exists; wiping its data"; 2136 removeDataDirsLI(null, deletedAppName); 2137 } else { 2138 msg = "Updated system app + " + deletedAppName 2139 + " no longer present; removing system privileges for " 2140 + deletedAppName; 2141 2142 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2143 2144 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2145 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2146 } 2147 logCriticalInfo(Log.WARN, msg); 2148 } 2149 2150 /** 2151 * Make sure all system apps that we expected to appear on 2152 * the userdata partition actually showed up. If they never 2153 * appeared, crawl back and revive the system version. 2154 */ 2155 for (int i = 0; i < expectingBetter.size(); i++) { 2156 final String packageName = expectingBetter.keyAt(i); 2157 if (!mPackages.containsKey(packageName)) { 2158 final File scanFile = expectingBetter.valueAt(i); 2159 2160 logCriticalInfo(Log.WARN, "Expected better " + packageName 2161 + " but never showed up; reverting to system"); 2162 2163 final int reparseFlags; 2164 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2165 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2166 | PackageParser.PARSE_IS_SYSTEM_DIR 2167 | PackageParser.PARSE_IS_PRIVILEGED; 2168 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2169 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2170 | PackageParser.PARSE_IS_SYSTEM_DIR; 2171 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2172 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2173 | PackageParser.PARSE_IS_SYSTEM_DIR; 2174 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2175 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2176 | PackageParser.PARSE_IS_SYSTEM_DIR; 2177 } else { 2178 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2179 continue; 2180 } 2181 2182 mSettings.enableSystemPackageLPw(packageName); 2183 2184 try { 2185 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2186 } catch (PackageManagerException e) { 2187 Slog.e(TAG, "Failed to parse original system package: " 2188 + e.getMessage()); 2189 } 2190 } 2191 } 2192 } 2193 2194 // Now that we know all of the shared libraries, update all clients to have 2195 // the correct library paths. 2196 updateAllSharedLibrariesLPw(); 2197 2198 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2199 // NOTE: We ignore potential failures here during a system scan (like 2200 // the rest of the commands above) because there's precious little we 2201 // can do about it. A settings error is reported, though. 2202 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2203 false /* force dexopt */, false /* defer dexopt */); 2204 } 2205 2206 // Now that we know all the packages we are keeping, 2207 // read and update their last usage times. 2208 mPackageUsage.readLP(); 2209 2210 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2211 SystemClock.uptimeMillis()); 2212 Slog.i(TAG, "Time to scan packages: " 2213 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2214 + " seconds"); 2215 2216 // If the platform SDK has changed since the last time we booted, 2217 // we need to re-grant app permission to catch any new ones that 2218 // appear. This is really a hack, and means that apps can in some 2219 // cases get permissions that the user didn't initially explicitly 2220 // allow... it would be nice to have some better way to handle 2221 // this situation. 2222 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2223 != mSdkVersion; 2224 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2225 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2226 + "; regranting permissions for internal storage"); 2227 mSettings.mInternalSdkPlatform = mSdkVersion; 2228 2229 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2230 | (regrantPermissions 2231 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2232 : 0)); 2233 2234 // If this is the first boot, and it is a normal boot, then 2235 // we need to initialize the default preferred apps. 2236 if (!mRestoredSettings && !onlyCore) { 2237 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2238 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2239 } 2240 2241 // If this is first boot after an OTA, and a normal boot, then 2242 // we need to clear code cache directories. 2243 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2244 if (mIsUpgrade && !onlyCore) { 2245 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2246 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2247 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2248 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2249 } 2250 mSettings.mFingerprint = Build.FINGERPRINT; 2251 } 2252 2253 primeDomainVerificationsLPw(); 2254 checkDefaultBrowser(); 2255 2256 // All the changes are done during package scanning. 2257 mSettings.updateInternalDatabaseVersion(); 2258 2259 // can downgrade to reader 2260 mSettings.writeLPr(); 2261 2262 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2263 SystemClock.uptimeMillis()); 2264 2265 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2266 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2267 2268 mInstallerService = new PackageInstallerService(context, this); 2269 2270 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2271 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2272 mIntentFilterVerifierComponent); 2273 2274 } // synchronized (mPackages) 2275 } // synchronized (mInstallLock) 2276 2277 // Now after opening every single application zip, make sure they 2278 // are all flushed. Not really needed, but keeps things nice and 2279 // tidy. 2280 Runtime.getRuntime().gc(); 2281 2282 // Expose private service for system components to use. 2283 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2284 } 2285 2286 @Override 2287 public boolean isFirstBoot() { 2288 return !mRestoredSettings; 2289 } 2290 2291 @Override 2292 public boolean isOnlyCoreApps() { 2293 return mOnlyCore; 2294 } 2295 2296 @Override 2297 public boolean isUpgrade() { 2298 return mIsUpgrade; 2299 } 2300 2301 private String getRequiredVerifierLPr() { 2302 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2303 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2304 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2305 2306 String requiredVerifier = null; 2307 2308 final int N = receivers.size(); 2309 for (int i = 0; i < N; i++) { 2310 final ResolveInfo info = receivers.get(i); 2311 2312 if (info.activityInfo == null) { 2313 continue; 2314 } 2315 2316 final String packageName = info.activityInfo.packageName; 2317 2318 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2319 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2320 continue; 2321 } 2322 2323 if (requiredVerifier != null) { 2324 throw new RuntimeException("There can be only one required verifier"); 2325 } 2326 2327 requiredVerifier = packageName; 2328 } 2329 2330 return requiredVerifier; 2331 } 2332 2333 private String getRequiredInstallerLPr() { 2334 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2335 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2336 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2337 2338 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2339 PACKAGE_MIME_TYPE, 0, 0); 2340 2341 String requiredInstaller = null; 2342 2343 final int N = installers.size(); 2344 for (int i = 0; i < N; i++) { 2345 final ResolveInfo info = installers.get(i); 2346 final String packageName = info.activityInfo.packageName; 2347 2348 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2349 continue; 2350 } 2351 2352 if (requiredInstaller != null) { 2353 throw new RuntimeException("There must be one required installer"); 2354 } 2355 2356 requiredInstaller = packageName; 2357 } 2358 2359 if (requiredInstaller == null) { 2360 throw new RuntimeException("There must be one required installer"); 2361 } 2362 2363 return requiredInstaller; 2364 } 2365 2366 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2367 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2368 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2369 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2370 2371 ComponentName verifierComponentName = null; 2372 2373 int priority = -1000; 2374 final int N = receivers.size(); 2375 for (int i = 0; i < N; i++) { 2376 final ResolveInfo info = receivers.get(i); 2377 2378 if (info.activityInfo == null) { 2379 continue; 2380 } 2381 2382 final String packageName = info.activityInfo.packageName; 2383 2384 final PackageSetting ps = mSettings.mPackages.get(packageName); 2385 if (ps == null) { 2386 continue; 2387 } 2388 2389 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2390 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2391 continue; 2392 } 2393 2394 // Select the IntentFilterVerifier with the highest priority 2395 if (priority < info.priority) { 2396 priority = info.priority; 2397 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2398 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2399 + verifierComponentName + " with priority: " + info.priority); 2400 } 2401 } 2402 2403 return verifierComponentName; 2404 } 2405 2406 private void primeDomainVerificationsLPw() { 2407 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2408 boolean updated = false; 2409 ArraySet<String> allHostsSet = new ArraySet<>(); 2410 for (PackageParser.Package pkg : mPackages.values()) { 2411 final String packageName = pkg.packageName; 2412 if (!hasDomainURLs(pkg)) { 2413 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2414 "package with no domain URLs: " + packageName); 2415 continue; 2416 } 2417 if (!pkg.isSystemApp()) { 2418 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2419 "No priming domain verifications for a non system package : " + 2420 packageName); 2421 continue; 2422 } 2423 for (PackageParser.Activity a : pkg.activities) { 2424 for (ActivityIntentInfo filter : a.intents) { 2425 if (hasValidDomains(filter)) { 2426 allHostsSet.addAll(filter.getHostsList()); 2427 } 2428 } 2429 } 2430 if (allHostsSet.size() == 0) { 2431 allHostsSet.add("*"); 2432 } 2433 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2434 IntentFilterVerificationInfo ivi = 2435 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2436 if (ivi != null) { 2437 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2438 "Priming domain verifications for package: " + packageName + 2439 " with hosts:" + ivi.getDomainsString()); 2440 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2441 updated = true; 2442 } 2443 else { 2444 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2445 "No priming domain verifications for package: " + packageName); 2446 } 2447 allHostsSet.clear(); 2448 } 2449 if (updated) { 2450 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2451 "Will need to write primed domain verifications"); 2452 } 2453 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2454 } 2455 2456 private void applyFactoryDefaultBrowserLPw(int userId) { 2457 // The default browser app's package name is stored in a string resource, 2458 // with a product-specific overlay used for vendor customization. 2459 String browserPkg = mContext.getResources().getString( 2460 com.android.internal.R.string.default_browser); 2461 if (browserPkg != null) { 2462 // non-empty string => required to be a known package 2463 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2464 if (ps == null) { 2465 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2466 browserPkg = null; 2467 } else { 2468 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2469 } 2470 } 2471 2472 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2473 // default. If there's more than one, just leave everything alone. 2474 if (browserPkg == null) { 2475 calculateDefaultBrowserLPw(userId); 2476 } 2477 } 2478 2479 private void calculateDefaultBrowserLPw(int userId) { 2480 List<String> allBrowsers = resolveAllBrowserApps(userId); 2481 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2482 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2483 } 2484 2485 private List<String> resolveAllBrowserApps(int userId) { 2486 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2487 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2488 PackageManager.MATCH_ALL, userId); 2489 2490 final int count = list.size(); 2491 List<String> result = new ArrayList<String>(count); 2492 for (int i=0; i<count; i++) { 2493 ResolveInfo info = list.get(i); 2494 if (info.activityInfo == null 2495 || !info.handleAllWebDataURI 2496 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2497 || result.contains(info.activityInfo.packageName)) { 2498 continue; 2499 } 2500 result.add(info.activityInfo.packageName); 2501 } 2502 2503 return result; 2504 } 2505 2506 private boolean packageIsBrowser(String packageName, int userId) { 2507 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2508 PackageManager.MATCH_ALL, userId); 2509 final int N = list.size(); 2510 for (int i = 0; i < N; i++) { 2511 ResolveInfo info = list.get(i); 2512 if (packageName.equals(info.activityInfo.packageName)) { 2513 return true; 2514 } 2515 } 2516 return false; 2517 } 2518 2519 private void checkDefaultBrowser() { 2520 final int myUserId = UserHandle.myUserId(); 2521 final String packageName = getDefaultBrowserPackageName(myUserId); 2522 if (packageName != null) { 2523 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2524 if (info == null) { 2525 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2526 synchronized (mPackages) { 2527 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2528 } 2529 } 2530 } 2531 } 2532 2533 @Override 2534 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2535 throws RemoteException { 2536 try { 2537 return super.onTransact(code, data, reply, flags); 2538 } catch (RuntimeException e) { 2539 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2540 Slog.wtf(TAG, "Package Manager Crash", e); 2541 } 2542 throw e; 2543 } 2544 } 2545 2546 void cleanupInstallFailedPackage(PackageSetting ps) { 2547 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2548 2549 removeDataDirsLI(ps.volumeUuid, ps.name); 2550 if (ps.codePath != null) { 2551 if (ps.codePath.isDirectory()) { 2552 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2553 } else { 2554 ps.codePath.delete(); 2555 } 2556 } 2557 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2558 if (ps.resourcePath.isDirectory()) { 2559 FileUtils.deleteContents(ps.resourcePath); 2560 } 2561 ps.resourcePath.delete(); 2562 } 2563 mSettings.removePackageLPw(ps.name); 2564 } 2565 2566 static int[] appendInts(int[] cur, int[] add) { 2567 if (add == null) return cur; 2568 if (cur == null) return add; 2569 final int N = add.length; 2570 for (int i=0; i<N; i++) { 2571 cur = appendInt(cur, add[i]); 2572 } 2573 return cur; 2574 } 2575 2576 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2577 if (!sUserManager.exists(userId)) return null; 2578 final PackageSetting ps = (PackageSetting) p.mExtras; 2579 if (ps == null) { 2580 return null; 2581 } 2582 2583 final PermissionsState permissionsState = ps.getPermissionsState(); 2584 2585 final int[] gids = permissionsState.computeGids(userId); 2586 final Set<String> permissions = permissionsState.getPermissions(userId); 2587 final PackageUserState state = ps.readUserState(userId); 2588 2589 return PackageParser.generatePackageInfo(p, gids, flags, 2590 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2591 } 2592 2593 @Override 2594 public boolean isPackageFrozen(String packageName) { 2595 synchronized (mPackages) { 2596 final PackageSetting ps = mSettings.mPackages.get(packageName); 2597 if (ps != null) { 2598 return ps.frozen; 2599 } 2600 } 2601 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2602 return true; 2603 } 2604 2605 @Override 2606 public boolean isPackageAvailable(String packageName, int userId) { 2607 if (!sUserManager.exists(userId)) return false; 2608 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2609 synchronized (mPackages) { 2610 PackageParser.Package p = mPackages.get(packageName); 2611 if (p != null) { 2612 final PackageSetting ps = (PackageSetting) p.mExtras; 2613 if (ps != null) { 2614 final PackageUserState state = ps.readUserState(userId); 2615 if (state != null) { 2616 return PackageParser.isAvailable(state); 2617 } 2618 } 2619 } 2620 } 2621 return false; 2622 } 2623 2624 @Override 2625 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2626 if (!sUserManager.exists(userId)) return null; 2627 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2628 // reader 2629 synchronized (mPackages) { 2630 PackageParser.Package p = mPackages.get(packageName); 2631 if (DEBUG_PACKAGE_INFO) 2632 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2633 if (p != null) { 2634 return generatePackageInfo(p, flags, userId); 2635 } 2636 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2637 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2638 } 2639 } 2640 return null; 2641 } 2642 2643 @Override 2644 public String[] currentToCanonicalPackageNames(String[] names) { 2645 String[] out = new String[names.length]; 2646 // reader 2647 synchronized (mPackages) { 2648 for (int i=names.length-1; i>=0; i--) { 2649 PackageSetting ps = mSettings.mPackages.get(names[i]); 2650 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2651 } 2652 } 2653 return out; 2654 } 2655 2656 @Override 2657 public String[] canonicalToCurrentPackageNames(String[] names) { 2658 String[] out = new String[names.length]; 2659 // reader 2660 synchronized (mPackages) { 2661 for (int i=names.length-1; i>=0; i--) { 2662 String cur = mSettings.mRenamedPackages.get(names[i]); 2663 out[i] = cur != null ? cur : names[i]; 2664 } 2665 } 2666 return out; 2667 } 2668 2669 @Override 2670 public int getPackageUid(String packageName, int userId) { 2671 if (!sUserManager.exists(userId)) return -1; 2672 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2673 2674 // reader 2675 synchronized (mPackages) { 2676 PackageParser.Package p = mPackages.get(packageName); 2677 if(p != null) { 2678 return UserHandle.getUid(userId, p.applicationInfo.uid); 2679 } 2680 PackageSetting ps = mSettings.mPackages.get(packageName); 2681 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2682 return -1; 2683 } 2684 p = ps.pkg; 2685 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2686 } 2687 } 2688 2689 @Override 2690 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2691 if (!sUserManager.exists(userId)) { 2692 return null; 2693 } 2694 2695 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2696 "getPackageGids"); 2697 2698 // reader 2699 synchronized (mPackages) { 2700 PackageParser.Package p = mPackages.get(packageName); 2701 if (DEBUG_PACKAGE_INFO) { 2702 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2703 } 2704 if (p != null) { 2705 PackageSetting ps = (PackageSetting) p.mExtras; 2706 return ps.getPermissionsState().computeGids(userId); 2707 } 2708 } 2709 2710 return null; 2711 } 2712 2713 @Override 2714 public int getMountExternalMode(int uid) { 2715 if (Process.isIsolated(uid)) { 2716 return Zygote.MOUNT_EXTERNAL_NONE; 2717 } else { 2718 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2719 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2720 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2721 return Zygote.MOUNT_EXTERNAL_WRITE; 2722 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2723 return Zygote.MOUNT_EXTERNAL_READ; 2724 } else { 2725 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2726 } 2727 } 2728 } 2729 2730 static PermissionInfo generatePermissionInfo( 2731 BasePermission bp, int flags) { 2732 if (bp.perm != null) { 2733 return PackageParser.generatePermissionInfo(bp.perm, flags); 2734 } 2735 PermissionInfo pi = new PermissionInfo(); 2736 pi.name = bp.name; 2737 pi.packageName = bp.sourcePackage; 2738 pi.nonLocalizedLabel = bp.name; 2739 pi.protectionLevel = bp.protectionLevel; 2740 return pi; 2741 } 2742 2743 @Override 2744 public PermissionInfo getPermissionInfo(String name, int flags) { 2745 // reader 2746 synchronized (mPackages) { 2747 final BasePermission p = mSettings.mPermissions.get(name); 2748 if (p != null) { 2749 return generatePermissionInfo(p, flags); 2750 } 2751 return null; 2752 } 2753 } 2754 2755 @Override 2756 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2757 // reader 2758 synchronized (mPackages) { 2759 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2760 for (BasePermission p : mSettings.mPermissions.values()) { 2761 if (group == null) { 2762 if (p.perm == null || p.perm.info.group == null) { 2763 out.add(generatePermissionInfo(p, flags)); 2764 } 2765 } else { 2766 if (p.perm != null && group.equals(p.perm.info.group)) { 2767 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2768 } 2769 } 2770 } 2771 2772 if (out.size() > 0) { 2773 return out; 2774 } 2775 return mPermissionGroups.containsKey(group) ? out : null; 2776 } 2777 } 2778 2779 @Override 2780 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2781 // reader 2782 synchronized (mPackages) { 2783 return PackageParser.generatePermissionGroupInfo( 2784 mPermissionGroups.get(name), flags); 2785 } 2786 } 2787 2788 @Override 2789 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2790 // reader 2791 synchronized (mPackages) { 2792 final int N = mPermissionGroups.size(); 2793 ArrayList<PermissionGroupInfo> out 2794 = new ArrayList<PermissionGroupInfo>(N); 2795 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2796 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2797 } 2798 return out; 2799 } 2800 } 2801 2802 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2803 int userId) { 2804 if (!sUserManager.exists(userId)) return null; 2805 PackageSetting ps = mSettings.mPackages.get(packageName); 2806 if (ps != null) { 2807 if (ps.pkg == null) { 2808 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2809 flags, userId); 2810 if (pInfo != null) { 2811 return pInfo.applicationInfo; 2812 } 2813 return null; 2814 } 2815 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2816 ps.readUserState(userId), userId); 2817 } 2818 return null; 2819 } 2820 2821 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2822 int userId) { 2823 if (!sUserManager.exists(userId)) return null; 2824 PackageSetting ps = mSettings.mPackages.get(packageName); 2825 if (ps != null) { 2826 PackageParser.Package pkg = ps.pkg; 2827 if (pkg == null) { 2828 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2829 return null; 2830 } 2831 // Only data remains, so we aren't worried about code paths 2832 pkg = new PackageParser.Package(packageName); 2833 pkg.applicationInfo.packageName = packageName; 2834 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2835 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2836 pkg.applicationInfo.dataDir = Environment 2837 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2838 .getAbsolutePath(); 2839 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2840 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2841 } 2842 return generatePackageInfo(pkg, flags, userId); 2843 } 2844 return null; 2845 } 2846 2847 @Override 2848 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2849 if (!sUserManager.exists(userId)) return null; 2850 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2851 // writer 2852 synchronized (mPackages) { 2853 PackageParser.Package p = mPackages.get(packageName); 2854 if (DEBUG_PACKAGE_INFO) Log.v( 2855 TAG, "getApplicationInfo " + packageName 2856 + ": " + p); 2857 if (p != null) { 2858 PackageSetting ps = mSettings.mPackages.get(packageName); 2859 if (ps == null) return null; 2860 // Note: isEnabledLP() does not apply here - always return info 2861 return PackageParser.generateApplicationInfo( 2862 p, flags, ps.readUserState(userId), userId); 2863 } 2864 if ("android".equals(packageName)||"system".equals(packageName)) { 2865 return mAndroidApplication; 2866 } 2867 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2868 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2869 } 2870 } 2871 return null; 2872 } 2873 2874 @Override 2875 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2876 final IPackageDataObserver observer) { 2877 mContext.enforceCallingOrSelfPermission( 2878 android.Manifest.permission.CLEAR_APP_CACHE, null); 2879 // Queue up an async operation since clearing cache may take a little while. 2880 mHandler.post(new Runnable() { 2881 public void run() { 2882 mHandler.removeCallbacks(this); 2883 int retCode = -1; 2884 synchronized (mInstallLock) { 2885 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2886 if (retCode < 0) { 2887 Slog.w(TAG, "Couldn't clear application caches"); 2888 } 2889 } 2890 if (observer != null) { 2891 try { 2892 observer.onRemoveCompleted(null, (retCode >= 0)); 2893 } catch (RemoteException e) { 2894 Slog.w(TAG, "RemoveException when invoking call back"); 2895 } 2896 } 2897 } 2898 }); 2899 } 2900 2901 @Override 2902 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2903 final IntentSender pi) { 2904 mContext.enforceCallingOrSelfPermission( 2905 android.Manifest.permission.CLEAR_APP_CACHE, null); 2906 // Queue up an async operation since clearing cache may take a little while. 2907 mHandler.post(new Runnable() { 2908 public void run() { 2909 mHandler.removeCallbacks(this); 2910 int retCode = -1; 2911 synchronized (mInstallLock) { 2912 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2913 if (retCode < 0) { 2914 Slog.w(TAG, "Couldn't clear application caches"); 2915 } 2916 } 2917 if(pi != null) { 2918 try { 2919 // Callback via pending intent 2920 int code = (retCode >= 0) ? 1 : 0; 2921 pi.sendIntent(null, code, null, 2922 null, null); 2923 } catch (SendIntentException e1) { 2924 Slog.i(TAG, "Failed to send pending intent"); 2925 } 2926 } 2927 } 2928 }); 2929 } 2930 2931 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2932 synchronized (mInstallLock) { 2933 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2934 throw new IOException("Failed to free enough space"); 2935 } 2936 } 2937 } 2938 2939 @Override 2940 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2941 if (!sUserManager.exists(userId)) return null; 2942 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2943 synchronized (mPackages) { 2944 PackageParser.Activity a = mActivities.mActivities.get(component); 2945 2946 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2947 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2948 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2949 if (ps == null) return null; 2950 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2951 userId); 2952 } 2953 if (mResolveComponentName.equals(component)) { 2954 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2955 new PackageUserState(), userId); 2956 } 2957 } 2958 return null; 2959 } 2960 2961 @Override 2962 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2963 String resolvedType) { 2964 synchronized (mPackages) { 2965 PackageParser.Activity a = mActivities.mActivities.get(component); 2966 if (a == null) { 2967 return false; 2968 } 2969 for (int i=0; i<a.intents.size(); i++) { 2970 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2971 intent.getData(), intent.getCategories(), TAG) >= 0) { 2972 return true; 2973 } 2974 } 2975 return false; 2976 } 2977 } 2978 2979 @Override 2980 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2981 if (!sUserManager.exists(userId)) return null; 2982 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2983 synchronized (mPackages) { 2984 PackageParser.Activity a = mReceivers.mActivities.get(component); 2985 if (DEBUG_PACKAGE_INFO) Log.v( 2986 TAG, "getReceiverInfo " + component + ": " + a); 2987 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2988 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2989 if (ps == null) return null; 2990 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2991 userId); 2992 } 2993 } 2994 return null; 2995 } 2996 2997 @Override 2998 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2999 if (!sUserManager.exists(userId)) return null; 3000 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3001 synchronized (mPackages) { 3002 PackageParser.Service s = mServices.mServices.get(component); 3003 if (DEBUG_PACKAGE_INFO) Log.v( 3004 TAG, "getServiceInfo " + component + ": " + s); 3005 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3006 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3007 if (ps == null) return null; 3008 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3009 userId); 3010 } 3011 } 3012 return null; 3013 } 3014 3015 @Override 3016 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3017 if (!sUserManager.exists(userId)) return null; 3018 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3019 synchronized (mPackages) { 3020 PackageParser.Provider p = mProviders.mProviders.get(component); 3021 if (DEBUG_PACKAGE_INFO) Log.v( 3022 TAG, "getProviderInfo " + component + ": " + p); 3023 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3024 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3025 if (ps == null) return null; 3026 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3027 userId); 3028 } 3029 } 3030 return null; 3031 } 3032 3033 @Override 3034 public String[] getSystemSharedLibraryNames() { 3035 Set<String> libSet; 3036 synchronized (mPackages) { 3037 libSet = mSharedLibraries.keySet(); 3038 int size = libSet.size(); 3039 if (size > 0) { 3040 String[] libs = new String[size]; 3041 libSet.toArray(libs); 3042 return libs; 3043 } 3044 } 3045 return null; 3046 } 3047 3048 /** 3049 * @hide 3050 */ 3051 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3052 synchronized (mPackages) { 3053 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3054 if (lib != null && lib.apk != null) { 3055 return mPackages.get(lib.apk); 3056 } 3057 } 3058 return null; 3059 } 3060 3061 @Override 3062 public FeatureInfo[] getSystemAvailableFeatures() { 3063 Collection<FeatureInfo> featSet; 3064 synchronized (mPackages) { 3065 featSet = mAvailableFeatures.values(); 3066 int size = featSet.size(); 3067 if (size > 0) { 3068 FeatureInfo[] features = new FeatureInfo[size+1]; 3069 featSet.toArray(features); 3070 FeatureInfo fi = new FeatureInfo(); 3071 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3072 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3073 features[size] = fi; 3074 return features; 3075 } 3076 } 3077 return null; 3078 } 3079 3080 @Override 3081 public boolean hasSystemFeature(String name) { 3082 synchronized (mPackages) { 3083 return mAvailableFeatures.containsKey(name); 3084 } 3085 } 3086 3087 private void checkValidCaller(int uid, int userId) { 3088 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3089 return; 3090 3091 throw new SecurityException("Caller uid=" + uid 3092 + " is not privileged to communicate with user=" + userId); 3093 } 3094 3095 @Override 3096 public int checkPermission(String permName, String pkgName, int userId) { 3097 if (!sUserManager.exists(userId)) { 3098 return PackageManager.PERMISSION_DENIED; 3099 } 3100 3101 synchronized (mPackages) { 3102 final PackageParser.Package p = mPackages.get(pkgName); 3103 if (p != null && p.mExtras != null) { 3104 final PackageSetting ps = (PackageSetting) p.mExtras; 3105 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3106 return PackageManager.PERMISSION_GRANTED; 3107 } 3108 } 3109 } 3110 3111 return PackageManager.PERMISSION_DENIED; 3112 } 3113 3114 @Override 3115 public int checkUidPermission(String permName, int uid) { 3116 final int userId = UserHandle.getUserId(uid); 3117 3118 if (!sUserManager.exists(userId)) { 3119 return PackageManager.PERMISSION_DENIED; 3120 } 3121 3122 synchronized (mPackages) { 3123 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3124 if (obj != null) { 3125 final SettingBase ps = (SettingBase) obj; 3126 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3127 return PackageManager.PERMISSION_GRANTED; 3128 } 3129 } else { 3130 ArraySet<String> perms = mSystemPermissions.get(uid); 3131 if (perms != null && perms.contains(permName)) { 3132 return PackageManager.PERMISSION_GRANTED; 3133 } 3134 } 3135 } 3136 3137 return PackageManager.PERMISSION_DENIED; 3138 } 3139 3140 @Override 3141 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3142 if (UserHandle.getCallingUserId() != userId) { 3143 mContext.enforceCallingPermission( 3144 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3145 "isPermissionRevokedByPolicy for user " + userId); 3146 } 3147 3148 if (checkPermission(permission, packageName, userId) 3149 == PackageManager.PERMISSION_GRANTED) { 3150 return false; 3151 } 3152 3153 final long identity = Binder.clearCallingIdentity(); 3154 try { 3155 final int flags = getPermissionFlags(permission, packageName, userId); 3156 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3157 } finally { 3158 Binder.restoreCallingIdentity(identity); 3159 } 3160 } 3161 3162 /** 3163 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3164 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3165 * @param checkShell TODO(yamasani): 3166 * @param message the message to log on security exception 3167 */ 3168 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3169 boolean checkShell, String message) { 3170 if (userId < 0) { 3171 throw new IllegalArgumentException("Invalid userId " + userId); 3172 } 3173 if (checkShell) { 3174 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3175 } 3176 if (userId == UserHandle.getUserId(callingUid)) return; 3177 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3178 if (requireFullPermission) { 3179 mContext.enforceCallingOrSelfPermission( 3180 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3181 } else { 3182 try { 3183 mContext.enforceCallingOrSelfPermission( 3184 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3185 } catch (SecurityException se) { 3186 mContext.enforceCallingOrSelfPermission( 3187 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3188 } 3189 } 3190 } 3191 } 3192 3193 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3194 if (callingUid == Process.SHELL_UID) { 3195 if (userHandle >= 0 3196 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3197 throw new SecurityException("Shell does not have permission to access user " 3198 + userHandle); 3199 } else if (userHandle < 0) { 3200 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3201 + Debug.getCallers(3)); 3202 } 3203 } 3204 } 3205 3206 private BasePermission findPermissionTreeLP(String permName) { 3207 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3208 if (permName.startsWith(bp.name) && 3209 permName.length() > bp.name.length() && 3210 permName.charAt(bp.name.length()) == '.') { 3211 return bp; 3212 } 3213 } 3214 return null; 3215 } 3216 3217 private BasePermission checkPermissionTreeLP(String permName) { 3218 if (permName != null) { 3219 BasePermission bp = findPermissionTreeLP(permName); 3220 if (bp != null) { 3221 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3222 return bp; 3223 } 3224 throw new SecurityException("Calling uid " 3225 + Binder.getCallingUid() 3226 + " is not allowed to add to permission tree " 3227 + bp.name + " owned by uid " + bp.uid); 3228 } 3229 } 3230 throw new SecurityException("No permission tree found for " + permName); 3231 } 3232 3233 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3234 if (s1 == null) { 3235 return s2 == null; 3236 } 3237 if (s2 == null) { 3238 return false; 3239 } 3240 if (s1.getClass() != s2.getClass()) { 3241 return false; 3242 } 3243 return s1.equals(s2); 3244 } 3245 3246 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3247 if (pi1.icon != pi2.icon) return false; 3248 if (pi1.logo != pi2.logo) return false; 3249 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3250 if (!compareStrings(pi1.name, pi2.name)) return false; 3251 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3252 // We'll take care of setting this one. 3253 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3254 // These are not currently stored in settings. 3255 //if (!compareStrings(pi1.group, pi2.group)) return false; 3256 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3257 //if (pi1.labelRes != pi2.labelRes) return false; 3258 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3259 return true; 3260 } 3261 3262 int permissionInfoFootprint(PermissionInfo info) { 3263 int size = info.name.length(); 3264 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3265 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3266 return size; 3267 } 3268 3269 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3270 int size = 0; 3271 for (BasePermission perm : mSettings.mPermissions.values()) { 3272 if (perm.uid == tree.uid) { 3273 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3274 } 3275 } 3276 return size; 3277 } 3278 3279 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3280 // We calculate the max size of permissions defined by this uid and throw 3281 // if that plus the size of 'info' would exceed our stated maximum. 3282 if (tree.uid != Process.SYSTEM_UID) { 3283 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3284 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3285 throw new SecurityException("Permission tree size cap exceeded"); 3286 } 3287 } 3288 } 3289 3290 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3291 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3292 throw new SecurityException("Label must be specified in permission"); 3293 } 3294 BasePermission tree = checkPermissionTreeLP(info.name); 3295 BasePermission bp = mSettings.mPermissions.get(info.name); 3296 boolean added = bp == null; 3297 boolean changed = true; 3298 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3299 if (added) { 3300 enforcePermissionCapLocked(info, tree); 3301 bp = new BasePermission(info.name, tree.sourcePackage, 3302 BasePermission.TYPE_DYNAMIC); 3303 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3304 throw new SecurityException( 3305 "Not allowed to modify non-dynamic permission " 3306 + info.name); 3307 } else { 3308 if (bp.protectionLevel == fixedLevel 3309 && bp.perm.owner.equals(tree.perm.owner) 3310 && bp.uid == tree.uid 3311 && comparePermissionInfos(bp.perm.info, info)) { 3312 changed = false; 3313 } 3314 } 3315 bp.protectionLevel = fixedLevel; 3316 info = new PermissionInfo(info); 3317 info.protectionLevel = fixedLevel; 3318 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3319 bp.perm.info.packageName = tree.perm.info.packageName; 3320 bp.uid = tree.uid; 3321 if (added) { 3322 mSettings.mPermissions.put(info.name, bp); 3323 } 3324 if (changed) { 3325 if (!async) { 3326 mSettings.writeLPr(); 3327 } else { 3328 scheduleWriteSettingsLocked(); 3329 } 3330 } 3331 return added; 3332 } 3333 3334 @Override 3335 public boolean addPermission(PermissionInfo info) { 3336 synchronized (mPackages) { 3337 return addPermissionLocked(info, false); 3338 } 3339 } 3340 3341 @Override 3342 public boolean addPermissionAsync(PermissionInfo info) { 3343 synchronized (mPackages) { 3344 return addPermissionLocked(info, true); 3345 } 3346 } 3347 3348 @Override 3349 public void removePermission(String name) { 3350 synchronized (mPackages) { 3351 checkPermissionTreeLP(name); 3352 BasePermission bp = mSettings.mPermissions.get(name); 3353 if (bp != null) { 3354 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3355 throw new SecurityException( 3356 "Not allowed to modify non-dynamic permission " 3357 + name); 3358 } 3359 mSettings.mPermissions.remove(name); 3360 mSettings.writeLPr(); 3361 } 3362 } 3363 } 3364 3365 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3366 BasePermission bp) { 3367 int index = pkg.requestedPermissions.indexOf(bp.name); 3368 if (index == -1) { 3369 throw new SecurityException("Package " + pkg.packageName 3370 + " has not requested permission " + bp.name); 3371 } 3372 if (!bp.isRuntime()) { 3373 throw new SecurityException("Permission " + bp.name 3374 + " is not a changeable permission type"); 3375 } 3376 } 3377 3378 @Override 3379 public void grantRuntimePermission(String packageName, String name, final int userId) { 3380 if (!sUserManager.exists(userId)) { 3381 Log.e(TAG, "No such user:" + userId); 3382 return; 3383 } 3384 3385 mContext.enforceCallingOrSelfPermission( 3386 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3387 "grantRuntimePermission"); 3388 3389 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3390 "grantRuntimePermission"); 3391 3392 final int uid; 3393 final SettingBase sb; 3394 3395 synchronized (mPackages) { 3396 final PackageParser.Package pkg = mPackages.get(packageName); 3397 if (pkg == null) { 3398 throw new IllegalArgumentException("Unknown package: " + packageName); 3399 } 3400 3401 final BasePermission bp = mSettings.mPermissions.get(name); 3402 if (bp == null) { 3403 throw new IllegalArgumentException("Unknown permission: " + name); 3404 } 3405 3406 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3407 3408 uid = pkg.applicationInfo.uid; 3409 sb = (SettingBase) pkg.mExtras; 3410 if (sb == null) { 3411 throw new IllegalArgumentException("Unknown package: " + packageName); 3412 } 3413 3414 final PermissionsState permissionsState = sb.getPermissionsState(); 3415 3416 final int flags = permissionsState.getPermissionFlags(name, userId); 3417 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3418 throw new SecurityException("Cannot grant system fixed permission: " 3419 + name + " for package: " + packageName); 3420 } 3421 3422 final int result = permissionsState.grantRuntimePermission(bp, userId); 3423 switch (result) { 3424 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3425 return; 3426 } 3427 3428 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3429 mHandler.post(new Runnable() { 3430 @Override 3431 public void run() { 3432 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3433 } 3434 }); 3435 } break; 3436 } 3437 3438 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3439 3440 // Not critical if that is lost - app has to request again. 3441 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3442 } 3443 3444 if (READ_EXTERNAL_STORAGE.equals(name) 3445 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3446 final long token = Binder.clearCallingIdentity(); 3447 try { 3448 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3449 storage.remountUid(uid); 3450 } finally { 3451 Binder.restoreCallingIdentity(token); 3452 } 3453 } 3454 } 3455 3456 @Override 3457 public void revokeRuntimePermission(String packageName, String name, int userId) { 3458 if (!sUserManager.exists(userId)) { 3459 Log.e(TAG, "No such user:" + userId); 3460 return; 3461 } 3462 3463 mContext.enforceCallingOrSelfPermission( 3464 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3465 "revokeRuntimePermission"); 3466 3467 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3468 "revokeRuntimePermission"); 3469 3470 final SettingBase sb; 3471 3472 synchronized (mPackages) { 3473 final PackageParser.Package pkg = mPackages.get(packageName); 3474 if (pkg == null) { 3475 throw new IllegalArgumentException("Unknown package: " + packageName); 3476 } 3477 3478 final BasePermission bp = mSettings.mPermissions.get(name); 3479 if (bp == null) { 3480 throw new IllegalArgumentException("Unknown permission: " + name); 3481 } 3482 3483 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3484 3485 sb = (SettingBase) pkg.mExtras; 3486 if (sb == null) { 3487 throw new IllegalArgumentException("Unknown package: " + packageName); 3488 } 3489 3490 final PermissionsState permissionsState = sb.getPermissionsState(); 3491 3492 final int flags = permissionsState.getPermissionFlags(name, userId); 3493 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3494 throw new SecurityException("Cannot revoke system fixed permission: " 3495 + name + " for package: " + packageName); 3496 } 3497 3498 if (permissionsState.revokeRuntimePermission(bp, userId) == 3499 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3500 return; 3501 } 3502 3503 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3504 3505 // Critical, after this call app should never have the permission. 3506 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3507 } 3508 3509 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3510 } 3511 3512 @Override 3513 public void resetRuntimePermissions() { 3514 mContext.enforceCallingOrSelfPermission( 3515 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3516 "revokeRuntimePermission"); 3517 3518 int callingUid = Binder.getCallingUid(); 3519 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3520 mContext.enforceCallingOrSelfPermission( 3521 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3522 "resetRuntimePermissions"); 3523 } 3524 3525 final int[] userIds; 3526 3527 synchronized (mPackages) { 3528 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3529 final int userCount = UserManagerService.getInstance().getUserIds().length; 3530 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3531 } 3532 3533 for (int userId : userIds) { 3534 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3535 } 3536 } 3537 3538 @Override 3539 public int getPermissionFlags(String name, String packageName, int userId) { 3540 if (!sUserManager.exists(userId)) { 3541 return 0; 3542 } 3543 3544 mContext.enforceCallingOrSelfPermission( 3545 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3546 "getPermissionFlags"); 3547 3548 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3549 "getPermissionFlags"); 3550 3551 synchronized (mPackages) { 3552 final PackageParser.Package pkg = mPackages.get(packageName); 3553 if (pkg == null) { 3554 throw new IllegalArgumentException("Unknown package: " + packageName); 3555 } 3556 3557 final BasePermission bp = mSettings.mPermissions.get(name); 3558 if (bp == null) { 3559 throw new IllegalArgumentException("Unknown permission: " + name); 3560 } 3561 3562 SettingBase sb = (SettingBase) pkg.mExtras; 3563 if (sb == null) { 3564 throw new IllegalArgumentException("Unknown package: " + packageName); 3565 } 3566 3567 PermissionsState permissionsState = sb.getPermissionsState(); 3568 return permissionsState.getPermissionFlags(name, userId); 3569 } 3570 } 3571 3572 @Override 3573 public void updatePermissionFlags(String name, String packageName, int flagMask, 3574 int flagValues, int userId) { 3575 if (!sUserManager.exists(userId)) { 3576 return; 3577 } 3578 3579 mContext.enforceCallingOrSelfPermission( 3580 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3581 "updatePermissionFlags"); 3582 3583 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3584 "updatePermissionFlags"); 3585 3586 // Only the system can change system fixed flags. 3587 if (getCallingUid() != Process.SYSTEM_UID) { 3588 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3589 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3590 } 3591 3592 synchronized (mPackages) { 3593 final PackageParser.Package pkg = mPackages.get(packageName); 3594 if (pkg == null) { 3595 throw new IllegalArgumentException("Unknown package: " + packageName); 3596 } 3597 3598 final BasePermission bp = mSettings.mPermissions.get(name); 3599 if (bp == null) { 3600 throw new IllegalArgumentException("Unknown permission: " + name); 3601 } 3602 3603 SettingBase sb = (SettingBase) pkg.mExtras; 3604 if (sb == null) { 3605 throw new IllegalArgumentException("Unknown package: " + packageName); 3606 } 3607 3608 PermissionsState permissionsState = sb.getPermissionsState(); 3609 3610 // Only the package manager can change flags for system component permissions. 3611 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3612 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3613 return; 3614 } 3615 3616 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3617 3618 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3619 // Install and runtime permissions are stored in different places, 3620 // so figure out what permission changed and persist the change. 3621 if (permissionsState.getInstallPermissionState(name) != null) { 3622 scheduleWriteSettingsLocked(); 3623 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3624 || hadState) { 3625 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3626 } 3627 } 3628 } 3629 } 3630 3631 /** 3632 * Update the permission flags for all packages and runtime permissions of a user in order 3633 * to allow device or profile owner to remove POLICY_FIXED. 3634 */ 3635 @Override 3636 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3637 if (!sUserManager.exists(userId)) { 3638 return; 3639 } 3640 3641 mContext.enforceCallingOrSelfPermission( 3642 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3643 "updatePermissionFlagsForAllApps"); 3644 3645 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3646 "updatePermissionFlagsForAllApps"); 3647 3648 // Only the system can change system fixed flags. 3649 if (getCallingUid() != Process.SYSTEM_UID) { 3650 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3651 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3652 } 3653 3654 synchronized (mPackages) { 3655 boolean changed = false; 3656 final int packageCount = mPackages.size(); 3657 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3658 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3659 SettingBase sb = (SettingBase) pkg.mExtras; 3660 if (sb == null) { 3661 continue; 3662 } 3663 PermissionsState permissionsState = sb.getPermissionsState(); 3664 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3665 userId, flagMask, flagValues); 3666 } 3667 if (changed) { 3668 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3669 } 3670 } 3671 } 3672 3673 @Override 3674 public boolean shouldShowRequestPermissionRationale(String permissionName, 3675 String packageName, int userId) { 3676 if (UserHandle.getCallingUserId() != userId) { 3677 mContext.enforceCallingPermission( 3678 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3679 "canShowRequestPermissionRationale for user " + userId); 3680 } 3681 3682 final int uid = getPackageUid(packageName, userId); 3683 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3684 return false; 3685 } 3686 3687 if (checkPermission(permissionName, packageName, userId) 3688 == PackageManager.PERMISSION_GRANTED) { 3689 return false; 3690 } 3691 3692 final int flags; 3693 3694 final long identity = Binder.clearCallingIdentity(); 3695 try { 3696 flags = getPermissionFlags(permissionName, 3697 packageName, userId); 3698 } finally { 3699 Binder.restoreCallingIdentity(identity); 3700 } 3701 3702 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3703 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3704 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3705 3706 if ((flags & fixedFlags) != 0) { 3707 return false; 3708 } 3709 3710 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3711 } 3712 3713 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3714 BasePermission bp = mSettings.mPermissions.get(permission); 3715 if (bp == null) { 3716 throw new SecurityException("Missing " + permission + " permission"); 3717 } 3718 3719 SettingBase sb = (SettingBase) pkg.mExtras; 3720 PermissionsState permissionsState = sb.getPermissionsState(); 3721 3722 if (permissionsState.grantInstallPermission(bp) != 3723 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3724 scheduleWriteSettingsLocked(); 3725 } 3726 } 3727 3728 @Override 3729 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3730 mContext.enforceCallingOrSelfPermission( 3731 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3732 "addOnPermissionsChangeListener"); 3733 3734 synchronized (mPackages) { 3735 mOnPermissionChangeListeners.addListenerLocked(listener); 3736 } 3737 } 3738 3739 @Override 3740 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3741 synchronized (mPackages) { 3742 mOnPermissionChangeListeners.removeListenerLocked(listener); 3743 } 3744 } 3745 3746 @Override 3747 public boolean isProtectedBroadcast(String actionName) { 3748 synchronized (mPackages) { 3749 return mProtectedBroadcasts.contains(actionName); 3750 } 3751 } 3752 3753 @Override 3754 public int checkSignatures(String pkg1, String pkg2) { 3755 synchronized (mPackages) { 3756 final PackageParser.Package p1 = mPackages.get(pkg1); 3757 final PackageParser.Package p2 = mPackages.get(pkg2); 3758 if (p1 == null || p1.mExtras == null 3759 || p2 == null || p2.mExtras == null) { 3760 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3761 } 3762 return compareSignatures(p1.mSignatures, p2.mSignatures); 3763 } 3764 } 3765 3766 @Override 3767 public int checkUidSignatures(int uid1, int uid2) { 3768 // Map to base uids. 3769 uid1 = UserHandle.getAppId(uid1); 3770 uid2 = UserHandle.getAppId(uid2); 3771 // reader 3772 synchronized (mPackages) { 3773 Signature[] s1; 3774 Signature[] s2; 3775 Object obj = mSettings.getUserIdLPr(uid1); 3776 if (obj != null) { 3777 if (obj instanceof SharedUserSetting) { 3778 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3779 } else if (obj instanceof PackageSetting) { 3780 s1 = ((PackageSetting)obj).signatures.mSignatures; 3781 } else { 3782 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3783 } 3784 } else { 3785 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3786 } 3787 obj = mSettings.getUserIdLPr(uid2); 3788 if (obj != null) { 3789 if (obj instanceof SharedUserSetting) { 3790 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3791 } else if (obj instanceof PackageSetting) { 3792 s2 = ((PackageSetting)obj).signatures.mSignatures; 3793 } else { 3794 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3795 } 3796 } else { 3797 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3798 } 3799 return compareSignatures(s1, s2); 3800 } 3801 } 3802 3803 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3804 final long identity = Binder.clearCallingIdentity(); 3805 try { 3806 if (sb instanceof SharedUserSetting) { 3807 SharedUserSetting sus = (SharedUserSetting) sb; 3808 final int packageCount = sus.packages.size(); 3809 for (int i = 0; i < packageCount; i++) { 3810 PackageSetting susPs = sus.packages.valueAt(i); 3811 if (userId == UserHandle.USER_ALL) { 3812 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3813 } else { 3814 final int uid = UserHandle.getUid(userId, susPs.appId); 3815 killUid(uid, reason); 3816 } 3817 } 3818 } else if (sb instanceof PackageSetting) { 3819 PackageSetting ps = (PackageSetting) sb; 3820 if (userId == UserHandle.USER_ALL) { 3821 killApplication(ps.pkg.packageName, ps.appId, reason); 3822 } else { 3823 final int uid = UserHandle.getUid(userId, ps.appId); 3824 killUid(uid, reason); 3825 } 3826 } 3827 } finally { 3828 Binder.restoreCallingIdentity(identity); 3829 } 3830 } 3831 3832 private static void killUid(int uid, String reason) { 3833 IActivityManager am = ActivityManagerNative.getDefault(); 3834 if (am != null) { 3835 try { 3836 am.killUid(uid, reason); 3837 } catch (RemoteException e) { 3838 /* ignore - same process */ 3839 } 3840 } 3841 } 3842 3843 /** 3844 * Compares two sets of signatures. Returns: 3845 * <br /> 3846 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3847 * <br /> 3848 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3849 * <br /> 3850 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3851 * <br /> 3852 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3853 * <br /> 3854 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3855 */ 3856 static int compareSignatures(Signature[] s1, Signature[] s2) { 3857 if (s1 == null) { 3858 return s2 == null 3859 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3860 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3861 } 3862 3863 if (s2 == null) { 3864 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3865 } 3866 3867 if (s1.length != s2.length) { 3868 return PackageManager.SIGNATURE_NO_MATCH; 3869 } 3870 3871 // Since both signature sets are of size 1, we can compare without HashSets. 3872 if (s1.length == 1) { 3873 return s1[0].equals(s2[0]) ? 3874 PackageManager.SIGNATURE_MATCH : 3875 PackageManager.SIGNATURE_NO_MATCH; 3876 } 3877 3878 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3879 for (Signature sig : s1) { 3880 set1.add(sig); 3881 } 3882 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3883 for (Signature sig : s2) { 3884 set2.add(sig); 3885 } 3886 // Make sure s2 contains all signatures in s1. 3887 if (set1.equals(set2)) { 3888 return PackageManager.SIGNATURE_MATCH; 3889 } 3890 return PackageManager.SIGNATURE_NO_MATCH; 3891 } 3892 3893 /** 3894 * If the database version for this type of package (internal storage or 3895 * external storage) is less than the version where package signatures 3896 * were updated, return true. 3897 */ 3898 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3899 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3900 DatabaseVersion.SIGNATURE_END_ENTITY)) 3901 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3902 DatabaseVersion.SIGNATURE_END_ENTITY)); 3903 } 3904 3905 /** 3906 * Used for backward compatibility to make sure any packages with 3907 * certificate chains get upgraded to the new style. {@code existingSigs} 3908 * will be in the old format (since they were stored on disk from before the 3909 * system upgrade) and {@code scannedSigs} will be in the newer format. 3910 */ 3911 private int compareSignaturesCompat(PackageSignatures existingSigs, 3912 PackageParser.Package scannedPkg) { 3913 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3914 return PackageManager.SIGNATURE_NO_MATCH; 3915 } 3916 3917 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3918 for (Signature sig : existingSigs.mSignatures) { 3919 existingSet.add(sig); 3920 } 3921 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3922 for (Signature sig : scannedPkg.mSignatures) { 3923 try { 3924 Signature[] chainSignatures = sig.getChainSignatures(); 3925 for (Signature chainSig : chainSignatures) { 3926 scannedCompatSet.add(chainSig); 3927 } 3928 } catch (CertificateEncodingException e) { 3929 scannedCompatSet.add(sig); 3930 } 3931 } 3932 /* 3933 * Make sure the expanded scanned set contains all signatures in the 3934 * existing one. 3935 */ 3936 if (scannedCompatSet.equals(existingSet)) { 3937 // Migrate the old signatures to the new scheme. 3938 existingSigs.assignSignatures(scannedPkg.mSignatures); 3939 // The new KeySets will be re-added later in the scanning process. 3940 synchronized (mPackages) { 3941 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3942 } 3943 return PackageManager.SIGNATURE_MATCH; 3944 } 3945 return PackageManager.SIGNATURE_NO_MATCH; 3946 } 3947 3948 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3949 if (isExternal(scannedPkg)) { 3950 return mSettings.isExternalDatabaseVersionOlderThan( 3951 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3952 } else { 3953 return mSettings.isInternalDatabaseVersionOlderThan( 3954 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3955 } 3956 } 3957 3958 private int compareSignaturesRecover(PackageSignatures existingSigs, 3959 PackageParser.Package scannedPkg) { 3960 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3961 return PackageManager.SIGNATURE_NO_MATCH; 3962 } 3963 3964 String msg = null; 3965 try { 3966 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3967 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3968 + scannedPkg.packageName); 3969 return PackageManager.SIGNATURE_MATCH; 3970 } 3971 } catch (CertificateException e) { 3972 msg = e.getMessage(); 3973 } 3974 3975 logCriticalInfo(Log.INFO, 3976 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3977 return PackageManager.SIGNATURE_NO_MATCH; 3978 } 3979 3980 @Override 3981 public String[] getPackagesForUid(int uid) { 3982 uid = UserHandle.getAppId(uid); 3983 // reader 3984 synchronized (mPackages) { 3985 Object obj = mSettings.getUserIdLPr(uid); 3986 if (obj instanceof SharedUserSetting) { 3987 final SharedUserSetting sus = (SharedUserSetting) obj; 3988 final int N = sus.packages.size(); 3989 final String[] res = new String[N]; 3990 final Iterator<PackageSetting> it = sus.packages.iterator(); 3991 int i = 0; 3992 while (it.hasNext()) { 3993 res[i++] = it.next().name; 3994 } 3995 return res; 3996 } else if (obj instanceof PackageSetting) { 3997 final PackageSetting ps = (PackageSetting) obj; 3998 return new String[] { ps.name }; 3999 } 4000 } 4001 return null; 4002 } 4003 4004 @Override 4005 public String getNameForUid(int uid) { 4006 // reader 4007 synchronized (mPackages) { 4008 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4009 if (obj instanceof SharedUserSetting) { 4010 final SharedUserSetting sus = (SharedUserSetting) obj; 4011 return sus.name + ":" + sus.userId; 4012 } else if (obj instanceof PackageSetting) { 4013 final PackageSetting ps = (PackageSetting) obj; 4014 return ps.name; 4015 } 4016 } 4017 return null; 4018 } 4019 4020 @Override 4021 public int getUidForSharedUser(String sharedUserName) { 4022 if(sharedUserName == null) { 4023 return -1; 4024 } 4025 // reader 4026 synchronized (mPackages) { 4027 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4028 if (suid == null) { 4029 return -1; 4030 } 4031 return suid.userId; 4032 } 4033 } 4034 4035 @Override 4036 public int getFlagsForUid(int uid) { 4037 synchronized (mPackages) { 4038 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4039 if (obj instanceof SharedUserSetting) { 4040 final SharedUserSetting sus = (SharedUserSetting) obj; 4041 return sus.pkgFlags; 4042 } else if (obj instanceof PackageSetting) { 4043 final PackageSetting ps = (PackageSetting) obj; 4044 return ps.pkgFlags; 4045 } 4046 } 4047 return 0; 4048 } 4049 4050 @Override 4051 public int getPrivateFlagsForUid(int uid) { 4052 synchronized (mPackages) { 4053 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4054 if (obj instanceof SharedUserSetting) { 4055 final SharedUserSetting sus = (SharedUserSetting) obj; 4056 return sus.pkgPrivateFlags; 4057 } else if (obj instanceof PackageSetting) { 4058 final PackageSetting ps = (PackageSetting) obj; 4059 return ps.pkgPrivateFlags; 4060 } 4061 } 4062 return 0; 4063 } 4064 4065 @Override 4066 public boolean isUidPrivileged(int uid) { 4067 uid = UserHandle.getAppId(uid); 4068 // reader 4069 synchronized (mPackages) { 4070 Object obj = mSettings.getUserIdLPr(uid); 4071 if (obj instanceof SharedUserSetting) { 4072 final SharedUserSetting sus = (SharedUserSetting) obj; 4073 final Iterator<PackageSetting> it = sus.packages.iterator(); 4074 while (it.hasNext()) { 4075 if (it.next().isPrivileged()) { 4076 return true; 4077 } 4078 } 4079 } else if (obj instanceof PackageSetting) { 4080 final PackageSetting ps = (PackageSetting) obj; 4081 return ps.isPrivileged(); 4082 } 4083 } 4084 return false; 4085 } 4086 4087 @Override 4088 public String[] getAppOpPermissionPackages(String permissionName) { 4089 synchronized (mPackages) { 4090 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4091 if (pkgs == null) { 4092 return null; 4093 } 4094 return pkgs.toArray(new String[pkgs.size()]); 4095 } 4096 } 4097 4098 @Override 4099 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4100 int flags, int userId) { 4101 if (!sUserManager.exists(userId)) return null; 4102 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4103 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4104 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4105 } 4106 4107 @Override 4108 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4109 IntentFilter filter, int match, ComponentName activity) { 4110 final int userId = UserHandle.getCallingUserId(); 4111 if (DEBUG_PREFERRED) { 4112 Log.v(TAG, "setLastChosenActivity intent=" + intent 4113 + " resolvedType=" + resolvedType 4114 + " flags=" + flags 4115 + " filter=" + filter 4116 + " match=" + match 4117 + " activity=" + activity); 4118 filter.dump(new PrintStreamPrinter(System.out), " "); 4119 } 4120 intent.setComponent(null); 4121 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4122 // Find any earlier preferred or last chosen entries and nuke them 4123 findPreferredActivity(intent, resolvedType, 4124 flags, query, 0, false, true, false, userId); 4125 // Add the new activity as the last chosen for this filter 4126 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4127 "Setting last chosen"); 4128 } 4129 4130 @Override 4131 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4132 final int userId = UserHandle.getCallingUserId(); 4133 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4134 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4135 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4136 false, false, false, userId); 4137 } 4138 4139 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4140 int flags, List<ResolveInfo> query, int userId) { 4141 if (query != null) { 4142 final int N = query.size(); 4143 if (N == 1) { 4144 return query.get(0); 4145 } else if (N > 1) { 4146 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4147 // If there is more than one activity with the same priority, 4148 // then let the user decide between them. 4149 ResolveInfo r0 = query.get(0); 4150 ResolveInfo r1 = query.get(1); 4151 if (DEBUG_INTENT_MATCHING || debug) { 4152 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4153 + r1.activityInfo.name + "=" + r1.priority); 4154 } 4155 // If the first activity has a higher priority, or a different 4156 // default, then it is always desireable to pick it. 4157 if (r0.priority != r1.priority 4158 || r0.preferredOrder != r1.preferredOrder 4159 || r0.isDefault != r1.isDefault) { 4160 return query.get(0); 4161 } 4162 // If we have saved a preference for a preferred activity for 4163 // this Intent, use that. 4164 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4165 flags, query, r0.priority, true, false, debug, userId); 4166 if (ri != null) { 4167 return ri; 4168 } 4169 if (userId != 0) { 4170 ri = new ResolveInfo(mResolveInfo); 4171 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4172 ri.activityInfo.applicationInfo = new ApplicationInfo( 4173 ri.activityInfo.applicationInfo); 4174 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4175 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4176 return ri; 4177 } 4178 return mResolveInfo; 4179 } 4180 } 4181 return null; 4182 } 4183 4184 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4185 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4186 final int N = query.size(); 4187 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4188 .get(userId); 4189 // Get the list of persistent preferred activities that handle the intent 4190 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4191 List<PersistentPreferredActivity> pprefs = ppir != null 4192 ? ppir.queryIntent(intent, resolvedType, 4193 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4194 : null; 4195 if (pprefs != null && pprefs.size() > 0) { 4196 final int M = pprefs.size(); 4197 for (int i=0; i<M; i++) { 4198 final PersistentPreferredActivity ppa = pprefs.get(i); 4199 if (DEBUG_PREFERRED || debug) { 4200 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4201 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4202 + "\n component=" + ppa.mComponent); 4203 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4204 } 4205 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4206 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4207 if (DEBUG_PREFERRED || debug) { 4208 Slog.v(TAG, "Found persistent preferred activity:"); 4209 if (ai != null) { 4210 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4211 } else { 4212 Slog.v(TAG, " null"); 4213 } 4214 } 4215 if (ai == null) { 4216 // This previously registered persistent preferred activity 4217 // component is no longer known. Ignore it and do NOT remove it. 4218 continue; 4219 } 4220 for (int j=0; j<N; j++) { 4221 final ResolveInfo ri = query.get(j); 4222 if (!ri.activityInfo.applicationInfo.packageName 4223 .equals(ai.applicationInfo.packageName)) { 4224 continue; 4225 } 4226 if (!ri.activityInfo.name.equals(ai.name)) { 4227 continue; 4228 } 4229 // Found a persistent preference that can handle the intent. 4230 if (DEBUG_PREFERRED || debug) { 4231 Slog.v(TAG, "Returning persistent preferred activity: " + 4232 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4233 } 4234 return ri; 4235 } 4236 } 4237 } 4238 return null; 4239 } 4240 4241 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4242 List<ResolveInfo> query, int priority, boolean always, 4243 boolean removeMatches, boolean debug, int userId) { 4244 if (!sUserManager.exists(userId)) return null; 4245 // writer 4246 synchronized (mPackages) { 4247 if (intent.getSelector() != null) { 4248 intent = intent.getSelector(); 4249 } 4250 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4251 4252 // Try to find a matching persistent preferred activity. 4253 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4254 debug, userId); 4255 4256 // If a persistent preferred activity matched, use it. 4257 if (pri != null) { 4258 return pri; 4259 } 4260 4261 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4262 // Get the list of preferred activities that handle the intent 4263 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4264 List<PreferredActivity> prefs = pir != null 4265 ? pir.queryIntent(intent, resolvedType, 4266 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4267 : null; 4268 if (prefs != null && prefs.size() > 0) { 4269 boolean changed = false; 4270 try { 4271 // First figure out how good the original match set is. 4272 // We will only allow preferred activities that came 4273 // from the same match quality. 4274 int match = 0; 4275 4276 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4277 4278 final int N = query.size(); 4279 for (int j=0; j<N; j++) { 4280 final ResolveInfo ri = query.get(j); 4281 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4282 + ": 0x" + Integer.toHexString(match)); 4283 if (ri.match > match) { 4284 match = ri.match; 4285 } 4286 } 4287 4288 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4289 + Integer.toHexString(match)); 4290 4291 match &= IntentFilter.MATCH_CATEGORY_MASK; 4292 final int M = prefs.size(); 4293 for (int i=0; i<M; i++) { 4294 final PreferredActivity pa = prefs.get(i); 4295 if (DEBUG_PREFERRED || debug) { 4296 Slog.v(TAG, "Checking PreferredActivity ds=" 4297 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4298 + "\n component=" + pa.mPref.mComponent); 4299 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4300 } 4301 if (pa.mPref.mMatch != match) { 4302 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4303 + Integer.toHexString(pa.mPref.mMatch)); 4304 continue; 4305 } 4306 // If it's not an "always" type preferred activity and that's what we're 4307 // looking for, skip it. 4308 if (always && !pa.mPref.mAlways) { 4309 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4310 continue; 4311 } 4312 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4313 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4314 if (DEBUG_PREFERRED || debug) { 4315 Slog.v(TAG, "Found preferred activity:"); 4316 if (ai != null) { 4317 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4318 } else { 4319 Slog.v(TAG, " null"); 4320 } 4321 } 4322 if (ai == null) { 4323 // This previously registered preferred activity 4324 // component is no longer known. Most likely an update 4325 // to the app was installed and in the new version this 4326 // component no longer exists. Clean it up by removing 4327 // it from the preferred activities list, and skip it. 4328 Slog.w(TAG, "Removing dangling preferred activity: " 4329 + pa.mPref.mComponent); 4330 pir.removeFilter(pa); 4331 changed = true; 4332 continue; 4333 } 4334 for (int j=0; j<N; j++) { 4335 final ResolveInfo ri = query.get(j); 4336 if (!ri.activityInfo.applicationInfo.packageName 4337 .equals(ai.applicationInfo.packageName)) { 4338 continue; 4339 } 4340 if (!ri.activityInfo.name.equals(ai.name)) { 4341 continue; 4342 } 4343 4344 if (removeMatches) { 4345 pir.removeFilter(pa); 4346 changed = true; 4347 if (DEBUG_PREFERRED) { 4348 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4349 } 4350 break; 4351 } 4352 4353 // Okay we found a previously set preferred or last chosen app. 4354 // If the result set is different from when this 4355 // was created, we need to clear it and re-ask the 4356 // user their preference, if we're looking for an "always" type entry. 4357 if (always && !pa.mPref.sameSet(query)) { 4358 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4359 + intent + " type " + resolvedType); 4360 if (DEBUG_PREFERRED) { 4361 Slog.v(TAG, "Removing preferred activity since set changed " 4362 + pa.mPref.mComponent); 4363 } 4364 pir.removeFilter(pa); 4365 // Re-add the filter as a "last chosen" entry (!always) 4366 PreferredActivity lastChosen = new PreferredActivity( 4367 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4368 pir.addFilter(lastChosen); 4369 changed = true; 4370 return null; 4371 } 4372 4373 // Yay! Either the set matched or we're looking for the last chosen 4374 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4375 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4376 return ri; 4377 } 4378 } 4379 } finally { 4380 if (changed) { 4381 if (DEBUG_PREFERRED) { 4382 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4383 } 4384 scheduleWritePackageRestrictionsLocked(userId); 4385 } 4386 } 4387 } 4388 } 4389 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4390 return null; 4391 } 4392 4393 /* 4394 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4395 */ 4396 @Override 4397 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4398 int targetUserId) { 4399 mContext.enforceCallingOrSelfPermission( 4400 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4401 List<CrossProfileIntentFilter> matches = 4402 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4403 if (matches != null) { 4404 int size = matches.size(); 4405 for (int i = 0; i < size; i++) { 4406 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4407 } 4408 } 4409 if (hasWebURI(intent)) { 4410 // cross-profile app linking works only towards the parent. 4411 final UserInfo parent = getProfileParent(sourceUserId); 4412 synchronized(mPackages) { 4413 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4414 parent.id) != null; 4415 } 4416 } 4417 return false; 4418 } 4419 4420 private UserInfo getProfileParent(int userId) { 4421 final long identity = Binder.clearCallingIdentity(); 4422 try { 4423 return sUserManager.getProfileParent(userId); 4424 } finally { 4425 Binder.restoreCallingIdentity(identity); 4426 } 4427 } 4428 4429 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4430 String resolvedType, int userId) { 4431 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4432 if (resolver != null) { 4433 return resolver.queryIntent(intent, resolvedType, false, userId); 4434 } 4435 return null; 4436 } 4437 4438 @Override 4439 public List<ResolveInfo> queryIntentActivities(Intent intent, 4440 String resolvedType, int flags, int userId) { 4441 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4442 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4443 ComponentName comp = intent.getComponent(); 4444 if (comp == null) { 4445 if (intent.getSelector() != null) { 4446 intent = intent.getSelector(); 4447 comp = intent.getComponent(); 4448 } 4449 } 4450 4451 if (comp != null) { 4452 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4453 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4454 if (ai != null) { 4455 final ResolveInfo ri = new ResolveInfo(); 4456 ri.activityInfo = ai; 4457 list.add(ri); 4458 } 4459 return list; 4460 } 4461 4462 // reader 4463 synchronized (mPackages) { 4464 final String pkgName = intent.getPackage(); 4465 if (pkgName == null) { 4466 List<CrossProfileIntentFilter> matchingFilters = 4467 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4468 // Check for results that need to skip the current profile. 4469 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4470 resolvedType, flags, userId); 4471 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4472 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4473 result.add(xpResolveInfo); 4474 return filterIfNotPrimaryUser(result, userId); 4475 } 4476 4477 // Check for results in the current profile. 4478 List<ResolveInfo> result = mActivities.queryIntent( 4479 intent, resolvedType, flags, userId); 4480 4481 // Check for cross profile results. 4482 xpResolveInfo = queryCrossProfileIntents( 4483 matchingFilters, intent, resolvedType, flags, userId); 4484 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4485 result.add(xpResolveInfo); 4486 Collections.sort(result, mResolvePrioritySorter); 4487 } 4488 result = filterIfNotPrimaryUser(result, userId); 4489 if (hasWebURI(intent)) { 4490 CrossProfileDomainInfo xpDomainInfo = null; 4491 final UserInfo parent = getProfileParent(userId); 4492 if (parent != null) { 4493 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4494 flags, userId, parent.id); 4495 } 4496 if (xpDomainInfo != null) { 4497 if (xpResolveInfo != null) { 4498 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4499 // in the result. 4500 result.remove(xpResolveInfo); 4501 } 4502 if (result.size() == 0) { 4503 result.add(xpDomainInfo.resolveInfo); 4504 return result; 4505 } 4506 } else if (result.size() <= 1) { 4507 return result; 4508 } 4509 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4510 xpDomainInfo); 4511 Collections.sort(result, mResolvePrioritySorter); 4512 } 4513 return result; 4514 } 4515 final PackageParser.Package pkg = mPackages.get(pkgName); 4516 if (pkg != null) { 4517 return filterIfNotPrimaryUser( 4518 mActivities.queryIntentForPackage( 4519 intent, resolvedType, flags, pkg.activities, userId), 4520 userId); 4521 } 4522 return new ArrayList<ResolveInfo>(); 4523 } 4524 } 4525 4526 private static class CrossProfileDomainInfo { 4527 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4528 ResolveInfo resolveInfo; 4529 /* Best domain verification status of the activities found in the other profile */ 4530 int bestDomainVerificationStatus; 4531 } 4532 4533 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4534 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4535 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4536 sourceUserId)) { 4537 return null; 4538 } 4539 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4540 resolvedType, flags, parentUserId); 4541 4542 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4543 return null; 4544 } 4545 CrossProfileDomainInfo result = null; 4546 int size = resultTargetUser.size(); 4547 for (int i = 0; i < size; i++) { 4548 ResolveInfo riTargetUser = resultTargetUser.get(i); 4549 // Intent filter verification is only for filters that specify a host. So don't return 4550 // those that handle all web uris. 4551 if (riTargetUser.handleAllWebDataURI) { 4552 continue; 4553 } 4554 String packageName = riTargetUser.activityInfo.packageName; 4555 PackageSetting ps = mSettings.mPackages.get(packageName); 4556 if (ps == null) { 4557 continue; 4558 } 4559 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4560 if (result == null) { 4561 result = new CrossProfileDomainInfo(); 4562 result.resolveInfo = 4563 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4564 result.bestDomainVerificationStatus = status; 4565 } else { 4566 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4567 result.bestDomainVerificationStatus); 4568 } 4569 } 4570 return result; 4571 } 4572 4573 /** 4574 * Verification statuses are ordered from the worse to the best, except for 4575 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4576 */ 4577 private int bestDomainVerificationStatus(int status1, int status2) { 4578 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4579 return status2; 4580 } 4581 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4582 return status1; 4583 } 4584 return (int) MathUtils.max(status1, status2); 4585 } 4586 4587 private boolean isUserEnabled(int userId) { 4588 long callingId = Binder.clearCallingIdentity(); 4589 try { 4590 UserInfo userInfo = sUserManager.getUserInfo(userId); 4591 return userInfo != null && userInfo.isEnabled(); 4592 } finally { 4593 Binder.restoreCallingIdentity(callingId); 4594 } 4595 } 4596 4597 /** 4598 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4599 * 4600 * @return filtered list 4601 */ 4602 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4603 if (userId == UserHandle.USER_OWNER) { 4604 return resolveInfos; 4605 } 4606 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4607 ResolveInfo info = resolveInfos.get(i); 4608 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4609 resolveInfos.remove(i); 4610 } 4611 } 4612 return resolveInfos; 4613 } 4614 4615 private static boolean hasWebURI(Intent intent) { 4616 if (intent.getData() == null) { 4617 return false; 4618 } 4619 final String scheme = intent.getScheme(); 4620 if (TextUtils.isEmpty(scheme)) { 4621 return false; 4622 } 4623 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4624 } 4625 4626 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4627 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4628 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4629 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4630 candidates.size()); 4631 } 4632 4633 final int userId = UserHandle.getCallingUserId(); 4634 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4635 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4636 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4637 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4638 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4639 4640 synchronized (mPackages) { 4641 final int count = candidates.size(); 4642 // First, try to use linked apps. Partition the candidates into four lists: 4643 // one for the final results, one for the "do not use ever", one for "undefined status" 4644 // and finally one for "browser app type". 4645 for (int n=0; n<count; n++) { 4646 ResolveInfo info = candidates.get(n); 4647 String packageName = info.activityInfo.packageName; 4648 PackageSetting ps = mSettings.mPackages.get(packageName); 4649 if (ps != null) { 4650 // Add to the special match all list (Browser use case) 4651 if (info.handleAllWebDataURI) { 4652 matchAllList.add(info); 4653 continue; 4654 } 4655 // Try to get the status from User settings first 4656 int status = getDomainVerificationStatusLPr(ps, userId); 4657 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4658 if (DEBUG_DOMAIN_VERIFICATION) { 4659 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4660 } 4661 alwaysList.add(info); 4662 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4663 if (DEBUG_DOMAIN_VERIFICATION) { 4664 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4665 } 4666 neverList.add(info); 4667 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4668 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4669 if (DEBUG_DOMAIN_VERIFICATION) { 4670 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4671 } 4672 undefinedList.add(info); 4673 } 4674 } 4675 } 4676 // First try to add the "always" resolution for the current user if there is any 4677 if (alwaysList.size() > 0) { 4678 result.addAll(alwaysList); 4679 // if there is an "always" for the parent user, add it. 4680 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4681 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4682 result.add(xpDomainInfo.resolveInfo); 4683 } else { 4684 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4685 result.addAll(undefinedList); 4686 if (xpDomainInfo != null && ( 4687 xpDomainInfo.bestDomainVerificationStatus 4688 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4689 || xpDomainInfo.bestDomainVerificationStatus 4690 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4691 result.add(xpDomainInfo.resolveInfo); 4692 } 4693 // Also add Browsers (all of them or only the default one) 4694 if ((flags & MATCH_ALL) != 0) { 4695 result.addAll(matchAllList); 4696 } else { 4697 // Try to add the Default Browser if we can 4698 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4699 UserHandle.myUserId()); 4700 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4701 boolean defaultBrowserFound = false; 4702 final int browserCount = matchAllList.size(); 4703 for (int n=0; n<browserCount; n++) { 4704 ResolveInfo browser = matchAllList.get(n); 4705 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4706 result.add(browser); 4707 defaultBrowserFound = true; 4708 break; 4709 } 4710 } 4711 if (!defaultBrowserFound) { 4712 result.addAll(matchAllList); 4713 } 4714 } else { 4715 result.addAll(matchAllList); 4716 } 4717 } 4718 4719 // If there is nothing selected, add all candidates and remove the ones that the user 4720 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4721 if (result.size() == 0) { 4722 result.addAll(candidates); 4723 result.removeAll(neverList); 4724 } 4725 } 4726 } 4727 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4728 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4729 result.size()); 4730 for (ResolveInfo info : result) { 4731 Slog.v(TAG, " + " + info.activityInfo); 4732 } 4733 } 4734 return result; 4735 } 4736 4737 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4738 int status = ps.getDomainVerificationStatusForUser(userId); 4739 // if none available, get the master status 4740 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4741 if (ps.getIntentFilterVerificationInfo() != null) { 4742 status = ps.getIntentFilterVerificationInfo().getStatus(); 4743 } 4744 } 4745 return status; 4746 } 4747 4748 private ResolveInfo querySkipCurrentProfileIntents( 4749 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4750 int flags, int sourceUserId) { 4751 if (matchingFilters != null) { 4752 int size = matchingFilters.size(); 4753 for (int i = 0; i < size; i ++) { 4754 CrossProfileIntentFilter filter = matchingFilters.get(i); 4755 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4756 // Checking if there are activities in the target user that can handle the 4757 // intent. 4758 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4759 flags, sourceUserId); 4760 if (resolveInfo != null) { 4761 return resolveInfo; 4762 } 4763 } 4764 } 4765 } 4766 return null; 4767 } 4768 4769 // Return matching ResolveInfo if any for skip current profile intent filters. 4770 private ResolveInfo queryCrossProfileIntents( 4771 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4772 int flags, int sourceUserId) { 4773 if (matchingFilters != null) { 4774 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4775 // match the same intent. For performance reasons, it is better not to 4776 // run queryIntent twice for the same userId 4777 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4778 int size = matchingFilters.size(); 4779 for (int i = 0; i < size; i++) { 4780 CrossProfileIntentFilter filter = matchingFilters.get(i); 4781 int targetUserId = filter.getTargetUserId(); 4782 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4783 && !alreadyTriedUserIds.get(targetUserId)) { 4784 // Checking if there are activities in the target user that can handle the 4785 // intent. 4786 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4787 flags, sourceUserId); 4788 if (resolveInfo != null) return resolveInfo; 4789 alreadyTriedUserIds.put(targetUserId, true); 4790 } 4791 } 4792 } 4793 return null; 4794 } 4795 4796 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4797 String resolvedType, int flags, int sourceUserId) { 4798 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4799 resolvedType, flags, filter.getTargetUserId()); 4800 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4801 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4802 } 4803 return null; 4804 } 4805 4806 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4807 int sourceUserId, int targetUserId) { 4808 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4809 String className; 4810 if (targetUserId == UserHandle.USER_OWNER) { 4811 className = FORWARD_INTENT_TO_USER_OWNER; 4812 } else { 4813 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4814 } 4815 ComponentName forwardingActivityComponentName = new ComponentName( 4816 mAndroidApplication.packageName, className); 4817 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4818 sourceUserId); 4819 if (targetUserId == UserHandle.USER_OWNER) { 4820 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4821 forwardingResolveInfo.noResourceId = true; 4822 } 4823 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4824 forwardingResolveInfo.priority = 0; 4825 forwardingResolveInfo.preferredOrder = 0; 4826 forwardingResolveInfo.match = 0; 4827 forwardingResolveInfo.isDefault = true; 4828 forwardingResolveInfo.filter = filter; 4829 forwardingResolveInfo.targetUserId = targetUserId; 4830 return forwardingResolveInfo; 4831 } 4832 4833 @Override 4834 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4835 Intent[] specifics, String[] specificTypes, Intent intent, 4836 String resolvedType, int flags, int userId) { 4837 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4838 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4839 false, "query intent activity options"); 4840 final String resultsAction = intent.getAction(); 4841 4842 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4843 | PackageManager.GET_RESOLVED_FILTER, userId); 4844 4845 if (DEBUG_INTENT_MATCHING) { 4846 Log.v(TAG, "Query " + intent + ": " + results); 4847 } 4848 4849 int specificsPos = 0; 4850 int N; 4851 4852 // todo: note that the algorithm used here is O(N^2). This 4853 // isn't a problem in our current environment, but if we start running 4854 // into situations where we have more than 5 or 10 matches then this 4855 // should probably be changed to something smarter... 4856 4857 // First we go through and resolve each of the specific items 4858 // that were supplied, taking care of removing any corresponding 4859 // duplicate items in the generic resolve list. 4860 if (specifics != null) { 4861 for (int i=0; i<specifics.length; i++) { 4862 final Intent sintent = specifics[i]; 4863 if (sintent == null) { 4864 continue; 4865 } 4866 4867 if (DEBUG_INTENT_MATCHING) { 4868 Log.v(TAG, "Specific #" + i + ": " + sintent); 4869 } 4870 4871 String action = sintent.getAction(); 4872 if (resultsAction != null && resultsAction.equals(action)) { 4873 // If this action was explicitly requested, then don't 4874 // remove things that have it. 4875 action = null; 4876 } 4877 4878 ResolveInfo ri = null; 4879 ActivityInfo ai = null; 4880 4881 ComponentName comp = sintent.getComponent(); 4882 if (comp == null) { 4883 ri = resolveIntent( 4884 sintent, 4885 specificTypes != null ? specificTypes[i] : null, 4886 flags, userId); 4887 if (ri == null) { 4888 continue; 4889 } 4890 if (ri == mResolveInfo) { 4891 // ACK! Must do something better with this. 4892 } 4893 ai = ri.activityInfo; 4894 comp = new ComponentName(ai.applicationInfo.packageName, 4895 ai.name); 4896 } else { 4897 ai = getActivityInfo(comp, flags, userId); 4898 if (ai == null) { 4899 continue; 4900 } 4901 } 4902 4903 // Look for any generic query activities that are duplicates 4904 // of this specific one, and remove them from the results. 4905 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4906 N = results.size(); 4907 int j; 4908 for (j=specificsPos; j<N; j++) { 4909 ResolveInfo sri = results.get(j); 4910 if ((sri.activityInfo.name.equals(comp.getClassName()) 4911 && sri.activityInfo.applicationInfo.packageName.equals( 4912 comp.getPackageName())) 4913 || (action != null && sri.filter.matchAction(action))) { 4914 results.remove(j); 4915 if (DEBUG_INTENT_MATCHING) Log.v( 4916 TAG, "Removing duplicate item from " + j 4917 + " due to specific " + specificsPos); 4918 if (ri == null) { 4919 ri = sri; 4920 } 4921 j--; 4922 N--; 4923 } 4924 } 4925 4926 // Add this specific item to its proper place. 4927 if (ri == null) { 4928 ri = new ResolveInfo(); 4929 ri.activityInfo = ai; 4930 } 4931 results.add(specificsPos, ri); 4932 ri.specificIndex = i; 4933 specificsPos++; 4934 } 4935 } 4936 4937 // Now we go through the remaining generic results and remove any 4938 // duplicate actions that are found here. 4939 N = results.size(); 4940 for (int i=specificsPos; i<N-1; i++) { 4941 final ResolveInfo rii = results.get(i); 4942 if (rii.filter == null) { 4943 continue; 4944 } 4945 4946 // Iterate over all of the actions of this result's intent 4947 // filter... typically this should be just one. 4948 final Iterator<String> it = rii.filter.actionsIterator(); 4949 if (it == null) { 4950 continue; 4951 } 4952 while (it.hasNext()) { 4953 final String action = it.next(); 4954 if (resultsAction != null && resultsAction.equals(action)) { 4955 // If this action was explicitly requested, then don't 4956 // remove things that have it. 4957 continue; 4958 } 4959 for (int j=i+1; j<N; j++) { 4960 final ResolveInfo rij = results.get(j); 4961 if (rij.filter != null && rij.filter.hasAction(action)) { 4962 results.remove(j); 4963 if (DEBUG_INTENT_MATCHING) Log.v( 4964 TAG, "Removing duplicate item from " + j 4965 + " due to action " + action + " at " + i); 4966 j--; 4967 N--; 4968 } 4969 } 4970 } 4971 4972 // If the caller didn't request filter information, drop it now 4973 // so we don't have to marshall/unmarshall it. 4974 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4975 rii.filter = null; 4976 } 4977 } 4978 4979 // Filter out the caller activity if so requested. 4980 if (caller != null) { 4981 N = results.size(); 4982 for (int i=0; i<N; i++) { 4983 ActivityInfo ainfo = results.get(i).activityInfo; 4984 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4985 && caller.getClassName().equals(ainfo.name)) { 4986 results.remove(i); 4987 break; 4988 } 4989 } 4990 } 4991 4992 // If the caller didn't request filter information, 4993 // drop them now so we don't have to 4994 // marshall/unmarshall it. 4995 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4996 N = results.size(); 4997 for (int i=0; i<N; i++) { 4998 results.get(i).filter = null; 4999 } 5000 } 5001 5002 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5003 return results; 5004 } 5005 5006 @Override 5007 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5008 int userId) { 5009 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5010 ComponentName comp = intent.getComponent(); 5011 if (comp == null) { 5012 if (intent.getSelector() != null) { 5013 intent = intent.getSelector(); 5014 comp = intent.getComponent(); 5015 } 5016 } 5017 if (comp != null) { 5018 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5019 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5020 if (ai != null) { 5021 ResolveInfo ri = new ResolveInfo(); 5022 ri.activityInfo = ai; 5023 list.add(ri); 5024 } 5025 return list; 5026 } 5027 5028 // reader 5029 synchronized (mPackages) { 5030 String pkgName = intent.getPackage(); 5031 if (pkgName == null) { 5032 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5033 } 5034 final PackageParser.Package pkg = mPackages.get(pkgName); 5035 if (pkg != null) { 5036 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5037 userId); 5038 } 5039 return null; 5040 } 5041 } 5042 5043 @Override 5044 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5045 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5046 if (!sUserManager.exists(userId)) return null; 5047 if (query != null) { 5048 if (query.size() >= 1) { 5049 // If there is more than one service with the same priority, 5050 // just arbitrarily pick the first one. 5051 return query.get(0); 5052 } 5053 } 5054 return null; 5055 } 5056 5057 @Override 5058 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5059 int userId) { 5060 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5061 ComponentName comp = intent.getComponent(); 5062 if (comp == null) { 5063 if (intent.getSelector() != null) { 5064 intent = intent.getSelector(); 5065 comp = intent.getComponent(); 5066 } 5067 } 5068 if (comp != null) { 5069 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5070 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5071 if (si != null) { 5072 final ResolveInfo ri = new ResolveInfo(); 5073 ri.serviceInfo = si; 5074 list.add(ri); 5075 } 5076 return list; 5077 } 5078 5079 // reader 5080 synchronized (mPackages) { 5081 String pkgName = intent.getPackage(); 5082 if (pkgName == null) { 5083 return mServices.queryIntent(intent, resolvedType, flags, userId); 5084 } 5085 final PackageParser.Package pkg = mPackages.get(pkgName); 5086 if (pkg != null) { 5087 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5088 userId); 5089 } 5090 return null; 5091 } 5092 } 5093 5094 @Override 5095 public List<ResolveInfo> queryIntentContentProviders( 5096 Intent intent, String resolvedType, int flags, int userId) { 5097 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5098 ComponentName comp = intent.getComponent(); 5099 if (comp == null) { 5100 if (intent.getSelector() != null) { 5101 intent = intent.getSelector(); 5102 comp = intent.getComponent(); 5103 } 5104 } 5105 if (comp != null) { 5106 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5107 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5108 if (pi != null) { 5109 final ResolveInfo ri = new ResolveInfo(); 5110 ri.providerInfo = pi; 5111 list.add(ri); 5112 } 5113 return list; 5114 } 5115 5116 // reader 5117 synchronized (mPackages) { 5118 String pkgName = intent.getPackage(); 5119 if (pkgName == null) { 5120 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5121 } 5122 final PackageParser.Package pkg = mPackages.get(pkgName); 5123 if (pkg != null) { 5124 return mProviders.queryIntentForPackage( 5125 intent, resolvedType, flags, pkg.providers, userId); 5126 } 5127 return null; 5128 } 5129 } 5130 5131 @Override 5132 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5133 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5134 5135 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5136 5137 // writer 5138 synchronized (mPackages) { 5139 ArrayList<PackageInfo> list; 5140 if (listUninstalled) { 5141 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5142 for (PackageSetting ps : mSettings.mPackages.values()) { 5143 PackageInfo pi; 5144 if (ps.pkg != null) { 5145 pi = generatePackageInfo(ps.pkg, flags, userId); 5146 } else { 5147 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5148 } 5149 if (pi != null) { 5150 list.add(pi); 5151 } 5152 } 5153 } else { 5154 list = new ArrayList<PackageInfo>(mPackages.size()); 5155 for (PackageParser.Package p : mPackages.values()) { 5156 PackageInfo pi = generatePackageInfo(p, flags, userId); 5157 if (pi != null) { 5158 list.add(pi); 5159 } 5160 } 5161 } 5162 5163 return new ParceledListSlice<PackageInfo>(list); 5164 } 5165 } 5166 5167 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5168 String[] permissions, boolean[] tmp, int flags, int userId) { 5169 int numMatch = 0; 5170 final PermissionsState permissionsState = ps.getPermissionsState(); 5171 for (int i=0; i<permissions.length; i++) { 5172 final String permission = permissions[i]; 5173 if (permissionsState.hasPermission(permission, userId)) { 5174 tmp[i] = true; 5175 numMatch++; 5176 } else { 5177 tmp[i] = false; 5178 } 5179 } 5180 if (numMatch == 0) { 5181 return; 5182 } 5183 PackageInfo pi; 5184 if (ps.pkg != null) { 5185 pi = generatePackageInfo(ps.pkg, flags, userId); 5186 } else { 5187 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5188 } 5189 // The above might return null in cases of uninstalled apps or install-state 5190 // skew across users/profiles. 5191 if (pi != null) { 5192 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5193 if (numMatch == permissions.length) { 5194 pi.requestedPermissions = permissions; 5195 } else { 5196 pi.requestedPermissions = new String[numMatch]; 5197 numMatch = 0; 5198 for (int i=0; i<permissions.length; i++) { 5199 if (tmp[i]) { 5200 pi.requestedPermissions[numMatch] = permissions[i]; 5201 numMatch++; 5202 } 5203 } 5204 } 5205 } 5206 list.add(pi); 5207 } 5208 } 5209 5210 @Override 5211 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5212 String[] permissions, int flags, int userId) { 5213 if (!sUserManager.exists(userId)) return null; 5214 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5215 5216 // writer 5217 synchronized (mPackages) { 5218 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5219 boolean[] tmpBools = new boolean[permissions.length]; 5220 if (listUninstalled) { 5221 for (PackageSetting ps : mSettings.mPackages.values()) { 5222 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5223 } 5224 } else { 5225 for (PackageParser.Package pkg : mPackages.values()) { 5226 PackageSetting ps = (PackageSetting)pkg.mExtras; 5227 if (ps != null) { 5228 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5229 userId); 5230 } 5231 } 5232 } 5233 5234 return new ParceledListSlice<PackageInfo>(list); 5235 } 5236 } 5237 5238 @Override 5239 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5240 if (!sUserManager.exists(userId)) return null; 5241 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5242 5243 // writer 5244 synchronized (mPackages) { 5245 ArrayList<ApplicationInfo> list; 5246 if (listUninstalled) { 5247 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5248 for (PackageSetting ps : mSettings.mPackages.values()) { 5249 ApplicationInfo ai; 5250 if (ps.pkg != null) { 5251 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5252 ps.readUserState(userId), userId); 5253 } else { 5254 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5255 } 5256 if (ai != null) { 5257 list.add(ai); 5258 } 5259 } 5260 } else { 5261 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5262 for (PackageParser.Package p : mPackages.values()) { 5263 if (p.mExtras != null) { 5264 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5265 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5266 if (ai != null) { 5267 list.add(ai); 5268 } 5269 } 5270 } 5271 } 5272 5273 return new ParceledListSlice<ApplicationInfo>(list); 5274 } 5275 } 5276 5277 public List<ApplicationInfo> getPersistentApplications(int flags) { 5278 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5279 5280 // reader 5281 synchronized (mPackages) { 5282 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5283 final int userId = UserHandle.getCallingUserId(); 5284 while (i.hasNext()) { 5285 final PackageParser.Package p = i.next(); 5286 if (p.applicationInfo != null 5287 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5288 && (!mSafeMode || isSystemApp(p))) { 5289 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5290 if (ps != null) { 5291 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5292 ps.readUserState(userId), userId); 5293 if (ai != null) { 5294 finalList.add(ai); 5295 } 5296 } 5297 } 5298 } 5299 } 5300 5301 return finalList; 5302 } 5303 5304 @Override 5305 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5306 if (!sUserManager.exists(userId)) return null; 5307 // reader 5308 synchronized (mPackages) { 5309 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5310 PackageSetting ps = provider != null 5311 ? mSettings.mPackages.get(provider.owner.packageName) 5312 : null; 5313 return ps != null 5314 && mSettings.isEnabledLPr(provider.info, flags, userId) 5315 && (!mSafeMode || (provider.info.applicationInfo.flags 5316 &ApplicationInfo.FLAG_SYSTEM) != 0) 5317 ? PackageParser.generateProviderInfo(provider, flags, 5318 ps.readUserState(userId), userId) 5319 : null; 5320 } 5321 } 5322 5323 /** 5324 * @deprecated 5325 */ 5326 @Deprecated 5327 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5328 // reader 5329 synchronized (mPackages) { 5330 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5331 .entrySet().iterator(); 5332 final int userId = UserHandle.getCallingUserId(); 5333 while (i.hasNext()) { 5334 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5335 PackageParser.Provider p = entry.getValue(); 5336 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5337 5338 if (ps != null && p.syncable 5339 && (!mSafeMode || (p.info.applicationInfo.flags 5340 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5341 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5342 ps.readUserState(userId), userId); 5343 if (info != null) { 5344 outNames.add(entry.getKey()); 5345 outInfo.add(info); 5346 } 5347 } 5348 } 5349 } 5350 } 5351 5352 @Override 5353 public List<ProviderInfo> queryContentProviders(String processName, 5354 int uid, int flags) { 5355 ArrayList<ProviderInfo> finalList = null; 5356 // reader 5357 synchronized (mPackages) { 5358 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5359 final int userId = processName != null ? 5360 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5361 while (i.hasNext()) { 5362 final PackageParser.Provider p = i.next(); 5363 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5364 if (ps != null && p.info.authority != null 5365 && (processName == null 5366 || (p.info.processName.equals(processName) 5367 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5368 && mSettings.isEnabledLPr(p.info, flags, userId) 5369 && (!mSafeMode 5370 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5371 if (finalList == null) { 5372 finalList = new ArrayList<ProviderInfo>(3); 5373 } 5374 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5375 ps.readUserState(userId), userId); 5376 if (info != null) { 5377 finalList.add(info); 5378 } 5379 } 5380 } 5381 } 5382 5383 if (finalList != null) { 5384 Collections.sort(finalList, mProviderInitOrderSorter); 5385 } 5386 5387 return finalList; 5388 } 5389 5390 @Override 5391 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5392 int flags) { 5393 // reader 5394 synchronized (mPackages) { 5395 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5396 return PackageParser.generateInstrumentationInfo(i, flags); 5397 } 5398 } 5399 5400 @Override 5401 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5402 int flags) { 5403 ArrayList<InstrumentationInfo> finalList = 5404 new ArrayList<InstrumentationInfo>(); 5405 5406 // reader 5407 synchronized (mPackages) { 5408 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5409 while (i.hasNext()) { 5410 final PackageParser.Instrumentation p = i.next(); 5411 if (targetPackage == null 5412 || targetPackage.equals(p.info.targetPackage)) { 5413 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5414 flags); 5415 if (ii != null) { 5416 finalList.add(ii); 5417 } 5418 } 5419 } 5420 } 5421 5422 return finalList; 5423 } 5424 5425 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5426 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5427 if (overlays == null) { 5428 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5429 return; 5430 } 5431 for (PackageParser.Package opkg : overlays.values()) { 5432 // Not much to do if idmap fails: we already logged the error 5433 // and we certainly don't want to abort installation of pkg simply 5434 // because an overlay didn't fit properly. For these reasons, 5435 // ignore the return value of createIdmapForPackagePairLI. 5436 createIdmapForPackagePairLI(pkg, opkg); 5437 } 5438 } 5439 5440 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5441 PackageParser.Package opkg) { 5442 if (!opkg.mTrustedOverlay) { 5443 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5444 opkg.baseCodePath + ": overlay not trusted"); 5445 return false; 5446 } 5447 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5448 if (overlaySet == null) { 5449 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5450 opkg.baseCodePath + " but target package has no known overlays"); 5451 return false; 5452 } 5453 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5454 // TODO: generate idmap for split APKs 5455 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5456 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5457 + opkg.baseCodePath); 5458 return false; 5459 } 5460 PackageParser.Package[] overlayArray = 5461 overlaySet.values().toArray(new PackageParser.Package[0]); 5462 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5463 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5464 return p1.mOverlayPriority - p2.mOverlayPriority; 5465 } 5466 }; 5467 Arrays.sort(overlayArray, cmp); 5468 5469 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5470 int i = 0; 5471 for (PackageParser.Package p : overlayArray) { 5472 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5473 } 5474 return true; 5475 } 5476 5477 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5478 final File[] files = dir.listFiles(); 5479 if (ArrayUtils.isEmpty(files)) { 5480 Log.d(TAG, "No files in app dir " + dir); 5481 return; 5482 } 5483 5484 if (DEBUG_PACKAGE_SCANNING) { 5485 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5486 + " flags=0x" + Integer.toHexString(parseFlags)); 5487 } 5488 5489 for (File file : files) { 5490 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5491 && !PackageInstallerService.isStageName(file.getName()); 5492 if (!isPackage) { 5493 // Ignore entries which are not packages 5494 continue; 5495 } 5496 try { 5497 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5498 scanFlags, currentTime, null); 5499 } catch (PackageManagerException e) { 5500 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5501 5502 // Delete invalid userdata apps 5503 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5504 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5505 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5506 if (file.isDirectory()) { 5507 mInstaller.rmPackageDir(file.getAbsolutePath()); 5508 } else { 5509 file.delete(); 5510 } 5511 } 5512 } 5513 } 5514 } 5515 5516 private static File getSettingsProblemFile() { 5517 File dataDir = Environment.getDataDirectory(); 5518 File systemDir = new File(dataDir, "system"); 5519 File fname = new File(systemDir, "uiderrors.txt"); 5520 return fname; 5521 } 5522 5523 static void reportSettingsProblem(int priority, String msg) { 5524 logCriticalInfo(priority, msg); 5525 } 5526 5527 static void logCriticalInfo(int priority, String msg) { 5528 Slog.println(priority, TAG, msg); 5529 EventLogTags.writePmCriticalInfo(msg); 5530 try { 5531 File fname = getSettingsProblemFile(); 5532 FileOutputStream out = new FileOutputStream(fname, true); 5533 PrintWriter pw = new FastPrintWriter(out); 5534 SimpleDateFormat formatter = new SimpleDateFormat(); 5535 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5536 pw.println(dateString + ": " + msg); 5537 pw.close(); 5538 FileUtils.setPermissions( 5539 fname.toString(), 5540 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5541 -1, -1); 5542 } catch (java.io.IOException e) { 5543 } 5544 } 5545 5546 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5547 PackageParser.Package pkg, File srcFile, int parseFlags) 5548 throws PackageManagerException { 5549 if (ps != null 5550 && ps.codePath.equals(srcFile) 5551 && ps.timeStamp == srcFile.lastModified() 5552 && !isCompatSignatureUpdateNeeded(pkg) 5553 && !isRecoverSignatureUpdateNeeded(pkg)) { 5554 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5555 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5556 ArraySet<PublicKey> signingKs; 5557 synchronized (mPackages) { 5558 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5559 } 5560 if (ps.signatures.mSignatures != null 5561 && ps.signatures.mSignatures.length != 0 5562 && signingKs != null) { 5563 // Optimization: reuse the existing cached certificates 5564 // if the package appears to be unchanged. 5565 pkg.mSignatures = ps.signatures.mSignatures; 5566 pkg.mSigningKeys = signingKs; 5567 return; 5568 } 5569 5570 Slog.w(TAG, "PackageSetting for " + ps.name 5571 + " is missing signatures. Collecting certs again to recover them."); 5572 } else { 5573 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5574 } 5575 5576 try { 5577 pp.collectCertificates(pkg, parseFlags); 5578 pp.collectManifestDigest(pkg); 5579 } catch (PackageParserException e) { 5580 throw PackageManagerException.from(e); 5581 } 5582 } 5583 5584 /* 5585 * Scan a package and return the newly parsed package. 5586 * Returns null in case of errors and the error code is stored in mLastScanError 5587 */ 5588 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5589 long currentTime, UserHandle user) throws PackageManagerException { 5590 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5591 parseFlags |= mDefParseFlags; 5592 PackageParser pp = new PackageParser(); 5593 pp.setSeparateProcesses(mSeparateProcesses); 5594 pp.setOnlyCoreApps(mOnlyCore); 5595 pp.setDisplayMetrics(mMetrics); 5596 5597 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5598 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5599 } 5600 5601 final PackageParser.Package pkg; 5602 try { 5603 pkg = pp.parsePackage(scanFile, parseFlags); 5604 } catch (PackageParserException e) { 5605 throw PackageManagerException.from(e); 5606 } 5607 5608 PackageSetting ps = null; 5609 PackageSetting updatedPkg; 5610 // reader 5611 synchronized (mPackages) { 5612 // Look to see if we already know about this package. 5613 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5614 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5615 // This package has been renamed to its original name. Let's 5616 // use that. 5617 ps = mSettings.peekPackageLPr(oldName); 5618 } 5619 // If there was no original package, see one for the real package name. 5620 if (ps == null) { 5621 ps = mSettings.peekPackageLPr(pkg.packageName); 5622 } 5623 // Check to see if this package could be hiding/updating a system 5624 // package. Must look for it either under the original or real 5625 // package name depending on our state. 5626 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5627 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5628 } 5629 boolean updatedPkgBetter = false; 5630 // First check if this is a system package that may involve an update 5631 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5632 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5633 // it needs to drop FLAG_PRIVILEGED. 5634 if (locationIsPrivileged(scanFile)) { 5635 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5636 } else { 5637 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5638 } 5639 5640 if (ps != null && !ps.codePath.equals(scanFile)) { 5641 // The path has changed from what was last scanned... check the 5642 // version of the new path against what we have stored to determine 5643 // what to do. 5644 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5645 if (pkg.mVersionCode <= ps.versionCode) { 5646 // The system package has been updated and the code path does not match 5647 // Ignore entry. Skip it. 5648 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5649 + " ignored: updated version " + ps.versionCode 5650 + " better than this " + pkg.mVersionCode); 5651 if (!updatedPkg.codePath.equals(scanFile)) { 5652 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5653 + ps.name + " changing from " + updatedPkg.codePathString 5654 + " to " + scanFile); 5655 updatedPkg.codePath = scanFile; 5656 updatedPkg.codePathString = scanFile.toString(); 5657 updatedPkg.resourcePath = scanFile; 5658 updatedPkg.resourcePathString = scanFile.toString(); 5659 } 5660 updatedPkg.pkg = pkg; 5661 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5662 } else { 5663 // The current app on the system partition is better than 5664 // what we have updated to on the data partition; switch 5665 // back to the system partition version. 5666 // At this point, its safely assumed that package installation for 5667 // apps in system partition will go through. If not there won't be a working 5668 // version of the app 5669 // writer 5670 synchronized (mPackages) { 5671 // Just remove the loaded entries from package lists. 5672 mPackages.remove(ps.name); 5673 } 5674 5675 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5676 + " reverting from " + ps.codePathString 5677 + ": new version " + pkg.mVersionCode 5678 + " better than installed " + ps.versionCode); 5679 5680 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5681 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5682 synchronized (mInstallLock) { 5683 args.cleanUpResourcesLI(); 5684 } 5685 synchronized (mPackages) { 5686 mSettings.enableSystemPackageLPw(ps.name); 5687 } 5688 updatedPkgBetter = true; 5689 } 5690 } 5691 } 5692 5693 if (updatedPkg != null) { 5694 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5695 // initially 5696 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5697 5698 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5699 // flag set initially 5700 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5701 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5702 } 5703 } 5704 5705 // Verify certificates against what was last scanned 5706 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5707 5708 /* 5709 * A new system app appeared, but we already had a non-system one of the 5710 * same name installed earlier. 5711 */ 5712 boolean shouldHideSystemApp = false; 5713 if (updatedPkg == null && ps != null 5714 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5715 /* 5716 * Check to make sure the signatures match first. If they don't, 5717 * wipe the installed application and its data. 5718 */ 5719 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5720 != PackageManager.SIGNATURE_MATCH) { 5721 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5722 + " signatures don't match existing userdata copy; removing"); 5723 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5724 ps = null; 5725 } else { 5726 /* 5727 * If the newly-added system app is an older version than the 5728 * already installed version, hide it. It will be scanned later 5729 * and re-added like an update. 5730 */ 5731 if (pkg.mVersionCode <= ps.versionCode) { 5732 shouldHideSystemApp = true; 5733 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5734 + " but new version " + pkg.mVersionCode + " better than installed " 5735 + ps.versionCode + "; hiding system"); 5736 } else { 5737 /* 5738 * The newly found system app is a newer version that the 5739 * one previously installed. Simply remove the 5740 * already-installed application and replace it with our own 5741 * while keeping the application data. 5742 */ 5743 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5744 + " reverting from " + ps.codePathString + ": new version " 5745 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5746 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5747 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5748 synchronized (mInstallLock) { 5749 args.cleanUpResourcesLI(); 5750 } 5751 } 5752 } 5753 } 5754 5755 // The apk is forward locked (not public) if its code and resources 5756 // are kept in different files. (except for app in either system or 5757 // vendor path). 5758 // TODO grab this value from PackageSettings 5759 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5760 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5761 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5762 } 5763 } 5764 5765 // TODO: extend to support forward-locked splits 5766 String resourcePath = null; 5767 String baseResourcePath = null; 5768 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5769 if (ps != null && ps.resourcePathString != null) { 5770 resourcePath = ps.resourcePathString; 5771 baseResourcePath = ps.resourcePathString; 5772 } else { 5773 // Should not happen at all. Just log an error. 5774 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5775 } 5776 } else { 5777 resourcePath = pkg.codePath; 5778 baseResourcePath = pkg.baseCodePath; 5779 } 5780 5781 // Set application objects path explicitly. 5782 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5783 pkg.applicationInfo.setCodePath(pkg.codePath); 5784 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5785 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5786 pkg.applicationInfo.setResourcePath(resourcePath); 5787 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5788 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5789 5790 // Note that we invoke the following method only if we are about to unpack an application 5791 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5792 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5793 5794 /* 5795 * If the system app should be overridden by a previously installed 5796 * data, hide the system app now and let the /data/app scan pick it up 5797 * again. 5798 */ 5799 if (shouldHideSystemApp) { 5800 synchronized (mPackages) { 5801 /* 5802 * We have to grant systems permissions before we hide, because 5803 * grantPermissions will assume the package update is trying to 5804 * expand its permissions. 5805 */ 5806 grantPermissionsLPw(pkg, true, pkg.packageName); 5807 mSettings.disableSystemPackageLPw(pkg.packageName); 5808 } 5809 } 5810 5811 return scannedPkg; 5812 } 5813 5814 private static String fixProcessName(String defProcessName, 5815 String processName, int uid) { 5816 if (processName == null) { 5817 return defProcessName; 5818 } 5819 return processName; 5820 } 5821 5822 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5823 throws PackageManagerException { 5824 if (pkgSetting.signatures.mSignatures != null) { 5825 // Already existing package. Make sure signatures match 5826 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5827 == PackageManager.SIGNATURE_MATCH; 5828 if (!match) { 5829 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5830 == PackageManager.SIGNATURE_MATCH; 5831 } 5832 if (!match) { 5833 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5834 == PackageManager.SIGNATURE_MATCH; 5835 } 5836 if (!match) { 5837 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5838 + pkg.packageName + " signatures do not match the " 5839 + "previously installed version; ignoring!"); 5840 } 5841 } 5842 5843 // Check for shared user signatures 5844 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5845 // Already existing package. Make sure signatures match 5846 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5847 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5848 if (!match) { 5849 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5850 == PackageManager.SIGNATURE_MATCH; 5851 } 5852 if (!match) { 5853 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5854 == PackageManager.SIGNATURE_MATCH; 5855 } 5856 if (!match) { 5857 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5858 "Package " + pkg.packageName 5859 + " has no signatures that match those in shared user " 5860 + pkgSetting.sharedUser.name + "; ignoring!"); 5861 } 5862 } 5863 } 5864 5865 /** 5866 * Enforces that only the system UID or root's UID can call a method exposed 5867 * via Binder. 5868 * 5869 * @param message used as message if SecurityException is thrown 5870 * @throws SecurityException if the caller is not system or root 5871 */ 5872 private static final void enforceSystemOrRoot(String message) { 5873 final int uid = Binder.getCallingUid(); 5874 if (uid != Process.SYSTEM_UID && uid != 0) { 5875 throw new SecurityException(message); 5876 } 5877 } 5878 5879 @Override 5880 public void performBootDexOpt() { 5881 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5882 5883 // Before everything else, see whether we need to fstrim. 5884 try { 5885 IMountService ms = PackageHelper.getMountService(); 5886 if (ms != null) { 5887 final boolean isUpgrade = isUpgrade(); 5888 boolean doTrim = isUpgrade; 5889 if (doTrim) { 5890 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5891 } else { 5892 final long interval = android.provider.Settings.Global.getLong( 5893 mContext.getContentResolver(), 5894 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5895 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5896 if (interval > 0) { 5897 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5898 if (timeSinceLast > interval) { 5899 doTrim = true; 5900 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5901 + "; running immediately"); 5902 } 5903 } 5904 } 5905 if (doTrim) { 5906 if (!isFirstBoot()) { 5907 try { 5908 ActivityManagerNative.getDefault().showBootMessage( 5909 mContext.getResources().getString( 5910 R.string.android_upgrading_fstrim), true); 5911 } catch (RemoteException e) { 5912 } 5913 } 5914 ms.runMaintenance(); 5915 } 5916 } else { 5917 Slog.e(TAG, "Mount service unavailable!"); 5918 } 5919 } catch (RemoteException e) { 5920 // Can't happen; MountService is local 5921 } 5922 5923 final ArraySet<PackageParser.Package> pkgs; 5924 synchronized (mPackages) { 5925 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5926 } 5927 5928 if (pkgs != null) { 5929 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5930 // in case the device runs out of space. 5931 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5932 // Give priority to core apps. 5933 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5934 PackageParser.Package pkg = it.next(); 5935 if (pkg.coreApp) { 5936 if (DEBUG_DEXOPT) { 5937 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5938 } 5939 sortedPkgs.add(pkg); 5940 it.remove(); 5941 } 5942 } 5943 // Give priority to system apps that listen for pre boot complete. 5944 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5945 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5946 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5947 PackageParser.Package pkg = it.next(); 5948 if (pkgNames.contains(pkg.packageName)) { 5949 if (DEBUG_DEXOPT) { 5950 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5951 } 5952 sortedPkgs.add(pkg); 5953 it.remove(); 5954 } 5955 } 5956 // Give priority to system apps. 5957 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5958 PackageParser.Package pkg = it.next(); 5959 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5960 if (DEBUG_DEXOPT) { 5961 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5962 } 5963 sortedPkgs.add(pkg); 5964 it.remove(); 5965 } 5966 } 5967 // Give priority to updated system apps. 5968 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5969 PackageParser.Package pkg = it.next(); 5970 if (pkg.isUpdatedSystemApp()) { 5971 if (DEBUG_DEXOPT) { 5972 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5973 } 5974 sortedPkgs.add(pkg); 5975 it.remove(); 5976 } 5977 } 5978 // Give priority to apps that listen for boot complete. 5979 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5980 pkgNames = getPackageNamesForIntent(intent); 5981 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5982 PackageParser.Package pkg = it.next(); 5983 if (pkgNames.contains(pkg.packageName)) { 5984 if (DEBUG_DEXOPT) { 5985 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5986 } 5987 sortedPkgs.add(pkg); 5988 it.remove(); 5989 } 5990 } 5991 // Filter out packages that aren't recently used. 5992 filterRecentlyUsedApps(pkgs); 5993 // Add all remaining apps. 5994 for (PackageParser.Package pkg : pkgs) { 5995 if (DEBUG_DEXOPT) { 5996 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5997 } 5998 sortedPkgs.add(pkg); 5999 } 6000 6001 // If we want to be lazy, filter everything that wasn't recently used. 6002 if (mLazyDexOpt) { 6003 filterRecentlyUsedApps(sortedPkgs); 6004 } 6005 6006 int i = 0; 6007 int total = sortedPkgs.size(); 6008 File dataDir = Environment.getDataDirectory(); 6009 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6010 if (lowThreshold == 0) { 6011 throw new IllegalStateException("Invalid low memory threshold"); 6012 } 6013 for (PackageParser.Package pkg : sortedPkgs) { 6014 long usableSpace = dataDir.getUsableSpace(); 6015 if (usableSpace < lowThreshold) { 6016 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6017 break; 6018 } 6019 performBootDexOpt(pkg, ++i, total); 6020 } 6021 } 6022 } 6023 6024 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6025 // Filter out packages that aren't recently used. 6026 // 6027 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6028 // should do a full dexopt. 6029 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6030 int total = pkgs.size(); 6031 int skipped = 0; 6032 long now = System.currentTimeMillis(); 6033 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6034 PackageParser.Package pkg = i.next(); 6035 long then = pkg.mLastPackageUsageTimeInMills; 6036 if (then + mDexOptLRUThresholdInMills < now) { 6037 if (DEBUG_DEXOPT) { 6038 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6039 ((then == 0) ? "never" : new Date(then))); 6040 } 6041 i.remove(); 6042 skipped++; 6043 } 6044 } 6045 if (DEBUG_DEXOPT) { 6046 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6047 } 6048 } 6049 } 6050 6051 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6052 List<ResolveInfo> ris = null; 6053 try { 6054 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6055 intent, null, 0, UserHandle.USER_OWNER); 6056 } catch (RemoteException e) { 6057 } 6058 ArraySet<String> pkgNames = new ArraySet<String>(); 6059 if (ris != null) { 6060 for (ResolveInfo ri : ris) { 6061 pkgNames.add(ri.activityInfo.packageName); 6062 } 6063 } 6064 return pkgNames; 6065 } 6066 6067 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6068 if (DEBUG_DEXOPT) { 6069 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6070 } 6071 if (!isFirstBoot()) { 6072 try { 6073 ActivityManagerNative.getDefault().showBootMessage( 6074 mContext.getResources().getString(R.string.android_upgrading_apk, 6075 curr, total), true); 6076 } catch (RemoteException e) { 6077 } 6078 } 6079 PackageParser.Package p = pkg; 6080 synchronized (mInstallLock) { 6081 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6082 false /* force dex */, false /* defer */, true /* include dependencies */); 6083 } 6084 } 6085 6086 @Override 6087 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6088 return performDexOpt(packageName, instructionSet, false); 6089 } 6090 6091 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6092 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6093 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6094 if (!dexopt && !updateUsage) { 6095 // We aren't going to dexopt or update usage, so bail early. 6096 return false; 6097 } 6098 PackageParser.Package p; 6099 final String targetInstructionSet; 6100 synchronized (mPackages) { 6101 p = mPackages.get(packageName); 6102 if (p == null) { 6103 return false; 6104 } 6105 if (updateUsage) { 6106 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6107 } 6108 mPackageUsage.write(false); 6109 if (!dexopt) { 6110 // We aren't going to dexopt, so bail early. 6111 return false; 6112 } 6113 6114 targetInstructionSet = instructionSet != null ? instructionSet : 6115 getPrimaryInstructionSet(p.applicationInfo); 6116 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6117 return false; 6118 } 6119 } 6120 6121 synchronized (mInstallLock) { 6122 final String[] instructionSets = new String[] { targetInstructionSet }; 6123 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6124 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6125 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6126 } 6127 } 6128 6129 public ArraySet<String> getPackagesThatNeedDexOpt() { 6130 ArraySet<String> pkgs = null; 6131 synchronized (mPackages) { 6132 for (PackageParser.Package p : mPackages.values()) { 6133 if (DEBUG_DEXOPT) { 6134 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6135 } 6136 if (!p.mDexOptPerformed.isEmpty()) { 6137 continue; 6138 } 6139 if (pkgs == null) { 6140 pkgs = new ArraySet<String>(); 6141 } 6142 pkgs.add(p.packageName); 6143 } 6144 } 6145 return pkgs; 6146 } 6147 6148 public void shutdown() { 6149 mPackageUsage.write(true); 6150 } 6151 6152 @Override 6153 public void forceDexOpt(String packageName) { 6154 enforceSystemOrRoot("forceDexOpt"); 6155 6156 PackageParser.Package pkg; 6157 synchronized (mPackages) { 6158 pkg = mPackages.get(packageName); 6159 if (pkg == null) { 6160 throw new IllegalArgumentException("Missing package: " + packageName); 6161 } 6162 } 6163 6164 synchronized (mInstallLock) { 6165 final String[] instructionSets = new String[] { 6166 getPrimaryInstructionSet(pkg.applicationInfo) }; 6167 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6168 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6169 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6170 throw new IllegalStateException("Failed to dexopt: " + res); 6171 } 6172 } 6173 } 6174 6175 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6176 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6177 Slog.w(TAG, "Unable to update from " + oldPkg.name 6178 + " to " + newPkg.packageName 6179 + ": old package not in system partition"); 6180 return false; 6181 } else if (mPackages.get(oldPkg.name) != null) { 6182 Slog.w(TAG, "Unable to update from " + oldPkg.name 6183 + " to " + newPkg.packageName 6184 + ": old package still exists"); 6185 return false; 6186 } 6187 return true; 6188 } 6189 6190 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6191 int[] users = sUserManager.getUserIds(); 6192 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6193 if (res < 0) { 6194 return res; 6195 } 6196 for (int user : users) { 6197 if (user != 0) { 6198 res = mInstaller.createUserData(volumeUuid, packageName, 6199 UserHandle.getUid(user, uid), user, seinfo); 6200 if (res < 0) { 6201 return res; 6202 } 6203 } 6204 } 6205 return res; 6206 } 6207 6208 private int removeDataDirsLI(String volumeUuid, String packageName) { 6209 int[] users = sUserManager.getUserIds(); 6210 int res = 0; 6211 for (int user : users) { 6212 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6213 if (resInner < 0) { 6214 res = resInner; 6215 } 6216 } 6217 6218 return res; 6219 } 6220 6221 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6222 int[] users = sUserManager.getUserIds(); 6223 int res = 0; 6224 for (int user : users) { 6225 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6226 if (resInner < 0) { 6227 res = resInner; 6228 } 6229 } 6230 return res; 6231 } 6232 6233 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6234 PackageParser.Package changingLib) { 6235 if (file.path != null) { 6236 usesLibraryFiles.add(file.path); 6237 return; 6238 } 6239 PackageParser.Package p = mPackages.get(file.apk); 6240 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6241 // If we are doing this while in the middle of updating a library apk, 6242 // then we need to make sure to use that new apk for determining the 6243 // dependencies here. (We haven't yet finished committing the new apk 6244 // to the package manager state.) 6245 if (p == null || p.packageName.equals(changingLib.packageName)) { 6246 p = changingLib; 6247 } 6248 } 6249 if (p != null) { 6250 usesLibraryFiles.addAll(p.getAllCodePaths()); 6251 } 6252 } 6253 6254 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6255 PackageParser.Package changingLib) throws PackageManagerException { 6256 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6257 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6258 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6259 for (int i=0; i<N; i++) { 6260 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6261 if (file == null) { 6262 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6263 "Package " + pkg.packageName + " requires unavailable shared library " 6264 + pkg.usesLibraries.get(i) + "; failing!"); 6265 } 6266 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6267 } 6268 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6269 for (int i=0; i<N; i++) { 6270 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6271 if (file == null) { 6272 Slog.w(TAG, "Package " + pkg.packageName 6273 + " desires unavailable shared library " 6274 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6275 } else { 6276 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6277 } 6278 } 6279 N = usesLibraryFiles.size(); 6280 if (N > 0) { 6281 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6282 } else { 6283 pkg.usesLibraryFiles = null; 6284 } 6285 } 6286 } 6287 6288 private static boolean hasString(List<String> list, List<String> which) { 6289 if (list == null) { 6290 return false; 6291 } 6292 for (int i=list.size()-1; i>=0; i--) { 6293 for (int j=which.size()-1; j>=0; j--) { 6294 if (which.get(j).equals(list.get(i))) { 6295 return true; 6296 } 6297 } 6298 } 6299 return false; 6300 } 6301 6302 private void updateAllSharedLibrariesLPw() { 6303 for (PackageParser.Package pkg : mPackages.values()) { 6304 try { 6305 updateSharedLibrariesLPw(pkg, null); 6306 } catch (PackageManagerException e) { 6307 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6308 } 6309 } 6310 } 6311 6312 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6313 PackageParser.Package changingPkg) { 6314 ArrayList<PackageParser.Package> res = null; 6315 for (PackageParser.Package pkg : mPackages.values()) { 6316 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6317 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6318 if (res == null) { 6319 res = new ArrayList<PackageParser.Package>(); 6320 } 6321 res.add(pkg); 6322 try { 6323 updateSharedLibrariesLPw(pkg, changingPkg); 6324 } catch (PackageManagerException e) { 6325 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6326 } 6327 } 6328 } 6329 return res; 6330 } 6331 6332 /** 6333 * Derive the value of the {@code cpuAbiOverride} based on the provided 6334 * value and an optional stored value from the package settings. 6335 */ 6336 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6337 String cpuAbiOverride = null; 6338 6339 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6340 cpuAbiOverride = null; 6341 } else if (abiOverride != null) { 6342 cpuAbiOverride = abiOverride; 6343 } else if (settings != null) { 6344 cpuAbiOverride = settings.cpuAbiOverrideString; 6345 } 6346 6347 return cpuAbiOverride; 6348 } 6349 6350 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6351 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6352 boolean success = false; 6353 try { 6354 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6355 currentTime, user); 6356 success = true; 6357 return res; 6358 } finally { 6359 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6360 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6361 } 6362 } 6363 } 6364 6365 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6366 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6367 final File scanFile = new File(pkg.codePath); 6368 if (pkg.applicationInfo.getCodePath() == null || 6369 pkg.applicationInfo.getResourcePath() == null) { 6370 // Bail out. The resource and code paths haven't been set. 6371 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6372 "Code and resource paths haven't been set correctly"); 6373 } 6374 6375 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6376 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6377 } else { 6378 // Only allow system apps to be flagged as core apps. 6379 pkg.coreApp = false; 6380 } 6381 6382 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6383 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6384 } 6385 6386 if (mCustomResolverComponentName != null && 6387 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6388 setUpCustomResolverActivity(pkg); 6389 } 6390 6391 if (pkg.packageName.equals("android")) { 6392 synchronized (mPackages) { 6393 if (mAndroidApplication != null) { 6394 Slog.w(TAG, "*************************************************"); 6395 Slog.w(TAG, "Core android package being redefined. Skipping."); 6396 Slog.w(TAG, " file=" + scanFile); 6397 Slog.w(TAG, "*************************************************"); 6398 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6399 "Core android package being redefined. Skipping."); 6400 } 6401 6402 // Set up information for our fall-back user intent resolution activity. 6403 mPlatformPackage = pkg; 6404 pkg.mVersionCode = mSdkVersion; 6405 mAndroidApplication = pkg.applicationInfo; 6406 6407 if (!mResolverReplaced) { 6408 mResolveActivity.applicationInfo = mAndroidApplication; 6409 mResolveActivity.name = ResolverActivity.class.getName(); 6410 mResolveActivity.packageName = mAndroidApplication.packageName; 6411 mResolveActivity.processName = "system:ui"; 6412 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6413 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6414 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6415 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6416 mResolveActivity.exported = true; 6417 mResolveActivity.enabled = true; 6418 mResolveInfo.activityInfo = mResolveActivity; 6419 mResolveInfo.priority = 0; 6420 mResolveInfo.preferredOrder = 0; 6421 mResolveInfo.match = 0; 6422 mResolveComponentName = new ComponentName( 6423 mAndroidApplication.packageName, mResolveActivity.name); 6424 } 6425 } 6426 } 6427 6428 if (DEBUG_PACKAGE_SCANNING) { 6429 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6430 Log.d(TAG, "Scanning package " + pkg.packageName); 6431 } 6432 6433 if (mPackages.containsKey(pkg.packageName) 6434 || mSharedLibraries.containsKey(pkg.packageName)) { 6435 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6436 "Application package " + pkg.packageName 6437 + " already installed. Skipping duplicate."); 6438 } 6439 6440 // If we're only installing presumed-existing packages, require that the 6441 // scanned APK is both already known and at the path previously established 6442 // for it. Previously unknown packages we pick up normally, but if we have an 6443 // a priori expectation about this package's install presence, enforce it. 6444 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6445 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6446 if (known != null) { 6447 if (DEBUG_PACKAGE_SCANNING) { 6448 Log.d(TAG, "Examining " + pkg.codePath 6449 + " and requiring known paths " + known.codePathString 6450 + " & " + known.resourcePathString); 6451 } 6452 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6453 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6454 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6455 "Application package " + pkg.packageName 6456 + " found at " + pkg.applicationInfo.getCodePath() 6457 + " but expected at " + known.codePathString + "; ignoring."); 6458 } 6459 } 6460 } 6461 6462 // Initialize package source and resource directories 6463 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6464 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6465 6466 SharedUserSetting suid = null; 6467 PackageSetting pkgSetting = null; 6468 6469 if (!isSystemApp(pkg)) { 6470 // Only system apps can use these features. 6471 pkg.mOriginalPackages = null; 6472 pkg.mRealPackage = null; 6473 pkg.mAdoptPermissions = null; 6474 } 6475 6476 // writer 6477 synchronized (mPackages) { 6478 if (pkg.mSharedUserId != null) { 6479 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6480 if (suid == null) { 6481 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6482 "Creating application package " + pkg.packageName 6483 + " for shared user failed"); 6484 } 6485 if (DEBUG_PACKAGE_SCANNING) { 6486 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6487 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6488 + "): packages=" + suid.packages); 6489 } 6490 } 6491 6492 // Check if we are renaming from an original package name. 6493 PackageSetting origPackage = null; 6494 String realName = null; 6495 if (pkg.mOriginalPackages != null) { 6496 // This package may need to be renamed to a previously 6497 // installed name. Let's check on that... 6498 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6499 if (pkg.mOriginalPackages.contains(renamed)) { 6500 // This package had originally been installed as the 6501 // original name, and we have already taken care of 6502 // transitioning to the new one. Just update the new 6503 // one to continue using the old name. 6504 realName = pkg.mRealPackage; 6505 if (!pkg.packageName.equals(renamed)) { 6506 // Callers into this function may have already taken 6507 // care of renaming the package; only do it here if 6508 // it is not already done. 6509 pkg.setPackageName(renamed); 6510 } 6511 6512 } else { 6513 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6514 if ((origPackage = mSettings.peekPackageLPr( 6515 pkg.mOriginalPackages.get(i))) != null) { 6516 // We do have the package already installed under its 6517 // original name... should we use it? 6518 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6519 // New package is not compatible with original. 6520 origPackage = null; 6521 continue; 6522 } else if (origPackage.sharedUser != null) { 6523 // Make sure uid is compatible between packages. 6524 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6525 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6526 + " to " + pkg.packageName + ": old uid " 6527 + origPackage.sharedUser.name 6528 + " differs from " + pkg.mSharedUserId); 6529 origPackage = null; 6530 continue; 6531 } 6532 } else { 6533 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6534 + pkg.packageName + " to old name " + origPackage.name); 6535 } 6536 break; 6537 } 6538 } 6539 } 6540 } 6541 6542 if (mTransferedPackages.contains(pkg.packageName)) { 6543 Slog.w(TAG, "Package " + pkg.packageName 6544 + " was transferred to another, but its .apk remains"); 6545 } 6546 6547 // Just create the setting, don't add it yet. For already existing packages 6548 // the PkgSetting exists already and doesn't have to be created. 6549 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6550 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6551 pkg.applicationInfo.primaryCpuAbi, 6552 pkg.applicationInfo.secondaryCpuAbi, 6553 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6554 user, false); 6555 if (pkgSetting == null) { 6556 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6557 "Creating application package " + pkg.packageName + " failed"); 6558 } 6559 6560 if (pkgSetting.origPackage != null) { 6561 // If we are first transitioning from an original package, 6562 // fix up the new package's name now. We need to do this after 6563 // looking up the package under its new name, so getPackageLP 6564 // can take care of fiddling things correctly. 6565 pkg.setPackageName(origPackage.name); 6566 6567 // File a report about this. 6568 String msg = "New package " + pkgSetting.realName 6569 + " renamed to replace old package " + pkgSetting.name; 6570 reportSettingsProblem(Log.WARN, msg); 6571 6572 // Make a note of it. 6573 mTransferedPackages.add(origPackage.name); 6574 6575 // No longer need to retain this. 6576 pkgSetting.origPackage = null; 6577 } 6578 6579 if (realName != null) { 6580 // Make a note of it. 6581 mTransferedPackages.add(pkg.packageName); 6582 } 6583 6584 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6585 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6586 } 6587 6588 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6589 // Check all shared libraries and map to their actual file path. 6590 // We only do this here for apps not on a system dir, because those 6591 // are the only ones that can fail an install due to this. We 6592 // will take care of the system apps by updating all of their 6593 // library paths after the scan is done. 6594 updateSharedLibrariesLPw(pkg, null); 6595 } 6596 6597 if (mFoundPolicyFile) { 6598 SELinuxMMAC.assignSeinfoValue(pkg); 6599 } 6600 6601 pkg.applicationInfo.uid = pkgSetting.appId; 6602 pkg.mExtras = pkgSetting; 6603 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6604 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6605 // We just determined the app is signed correctly, so bring 6606 // over the latest parsed certs. 6607 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6608 } else { 6609 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6610 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6611 "Package " + pkg.packageName + " upgrade keys do not match the " 6612 + "previously installed version"); 6613 } else { 6614 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6615 String msg = "System package " + pkg.packageName 6616 + " signature changed; retaining data."; 6617 reportSettingsProblem(Log.WARN, msg); 6618 } 6619 } 6620 } else { 6621 try { 6622 verifySignaturesLP(pkgSetting, pkg); 6623 // We just determined the app is signed correctly, so bring 6624 // over the latest parsed certs. 6625 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6626 } catch (PackageManagerException e) { 6627 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6628 throw e; 6629 } 6630 // The signature has changed, but this package is in the system 6631 // image... let's recover! 6632 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6633 // However... if this package is part of a shared user, but it 6634 // doesn't match the signature of the shared user, let's fail. 6635 // What this means is that you can't change the signatures 6636 // associated with an overall shared user, which doesn't seem all 6637 // that unreasonable. 6638 if (pkgSetting.sharedUser != null) { 6639 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6640 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6641 throw new PackageManagerException( 6642 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6643 "Signature mismatch for shared user : " 6644 + pkgSetting.sharedUser); 6645 } 6646 } 6647 // File a report about this. 6648 String msg = "System package " + pkg.packageName 6649 + " signature changed; retaining data."; 6650 reportSettingsProblem(Log.WARN, msg); 6651 } 6652 } 6653 // Verify that this new package doesn't have any content providers 6654 // that conflict with existing packages. Only do this if the 6655 // package isn't already installed, since we don't want to break 6656 // things that are installed. 6657 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6658 final int N = pkg.providers.size(); 6659 int i; 6660 for (i=0; i<N; i++) { 6661 PackageParser.Provider p = pkg.providers.get(i); 6662 if (p.info.authority != null) { 6663 String names[] = p.info.authority.split(";"); 6664 for (int j = 0; j < names.length; j++) { 6665 if (mProvidersByAuthority.containsKey(names[j])) { 6666 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6667 final String otherPackageName = 6668 ((other != null && other.getComponentName() != null) ? 6669 other.getComponentName().getPackageName() : "?"); 6670 throw new PackageManagerException( 6671 INSTALL_FAILED_CONFLICTING_PROVIDER, 6672 "Can't install because provider name " + names[j] 6673 + " (in package " + pkg.applicationInfo.packageName 6674 + ") is already used by " + otherPackageName); 6675 } 6676 } 6677 } 6678 } 6679 } 6680 6681 if (pkg.mAdoptPermissions != null) { 6682 // This package wants to adopt ownership of permissions from 6683 // another package. 6684 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6685 final String origName = pkg.mAdoptPermissions.get(i); 6686 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6687 if (orig != null) { 6688 if (verifyPackageUpdateLPr(orig, pkg)) { 6689 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6690 + pkg.packageName); 6691 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6692 } 6693 } 6694 } 6695 } 6696 } 6697 6698 final String pkgName = pkg.packageName; 6699 6700 final long scanFileTime = scanFile.lastModified(); 6701 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6702 pkg.applicationInfo.processName = fixProcessName( 6703 pkg.applicationInfo.packageName, 6704 pkg.applicationInfo.processName, 6705 pkg.applicationInfo.uid); 6706 6707 File dataPath; 6708 if (mPlatformPackage == pkg) { 6709 // The system package is special. 6710 dataPath = new File(Environment.getDataDirectory(), "system"); 6711 6712 pkg.applicationInfo.dataDir = dataPath.getPath(); 6713 6714 } else { 6715 // This is a normal package, need to make its data directory. 6716 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6717 UserHandle.USER_OWNER, pkg.packageName); 6718 6719 boolean uidError = false; 6720 if (dataPath.exists()) { 6721 int currentUid = 0; 6722 try { 6723 StructStat stat = Os.stat(dataPath.getPath()); 6724 currentUid = stat.st_uid; 6725 } catch (ErrnoException e) { 6726 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6727 } 6728 6729 // If we have mismatched owners for the data path, we have a problem. 6730 if (currentUid != pkg.applicationInfo.uid) { 6731 boolean recovered = false; 6732 if (currentUid == 0) { 6733 // The directory somehow became owned by root. Wow. 6734 // This is probably because the system was stopped while 6735 // installd was in the middle of messing with its libs 6736 // directory. Ask installd to fix that. 6737 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6738 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6739 if (ret >= 0) { 6740 recovered = true; 6741 String msg = "Package " + pkg.packageName 6742 + " unexpectedly changed to uid 0; recovered to " + 6743 + pkg.applicationInfo.uid; 6744 reportSettingsProblem(Log.WARN, msg); 6745 } 6746 } 6747 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6748 || (scanFlags&SCAN_BOOTING) != 0)) { 6749 // If this is a system app, we can at least delete its 6750 // current data so the application will still work. 6751 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6752 if (ret >= 0) { 6753 // TODO: Kill the processes first 6754 // Old data gone! 6755 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6756 ? "System package " : "Third party package "; 6757 String msg = prefix + pkg.packageName 6758 + " has changed from uid: " 6759 + currentUid + " to " 6760 + pkg.applicationInfo.uid + "; old data erased"; 6761 reportSettingsProblem(Log.WARN, msg); 6762 recovered = true; 6763 6764 // And now re-install the app. 6765 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6766 pkg.applicationInfo.seinfo); 6767 if (ret == -1) { 6768 // Ack should not happen! 6769 msg = prefix + pkg.packageName 6770 + " could not have data directory re-created after delete."; 6771 reportSettingsProblem(Log.WARN, msg); 6772 throw new PackageManagerException( 6773 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6774 } 6775 } 6776 if (!recovered) { 6777 mHasSystemUidErrors = true; 6778 } 6779 } else if (!recovered) { 6780 // If we allow this install to proceed, we will be broken. 6781 // Abort, abort! 6782 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6783 "scanPackageLI"); 6784 } 6785 if (!recovered) { 6786 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6787 + pkg.applicationInfo.uid + "/fs_" 6788 + currentUid; 6789 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6790 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6791 String msg = "Package " + pkg.packageName 6792 + " has mismatched uid: " 6793 + currentUid + " on disk, " 6794 + pkg.applicationInfo.uid + " in settings"; 6795 // writer 6796 synchronized (mPackages) { 6797 mSettings.mReadMessages.append(msg); 6798 mSettings.mReadMessages.append('\n'); 6799 uidError = true; 6800 if (!pkgSetting.uidError) { 6801 reportSettingsProblem(Log.ERROR, msg); 6802 } 6803 } 6804 } 6805 } 6806 pkg.applicationInfo.dataDir = dataPath.getPath(); 6807 if (mShouldRestoreconData) { 6808 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6809 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6810 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6811 } 6812 } else { 6813 if (DEBUG_PACKAGE_SCANNING) { 6814 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6815 Log.v(TAG, "Want this data dir: " + dataPath); 6816 } 6817 //invoke installer to do the actual installation 6818 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6819 pkg.applicationInfo.seinfo); 6820 if (ret < 0) { 6821 // Error from installer 6822 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6823 "Unable to create data dirs [errorCode=" + ret + "]"); 6824 } 6825 6826 if (dataPath.exists()) { 6827 pkg.applicationInfo.dataDir = dataPath.getPath(); 6828 } else { 6829 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6830 pkg.applicationInfo.dataDir = null; 6831 } 6832 } 6833 6834 pkgSetting.uidError = uidError; 6835 } 6836 6837 final String path = scanFile.getPath(); 6838 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6839 6840 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6841 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6842 6843 // Some system apps still use directory structure for native libraries 6844 // in which case we might end up not detecting abi solely based on apk 6845 // structure. Try to detect abi based on directory structure. 6846 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6847 pkg.applicationInfo.primaryCpuAbi == null) { 6848 setBundledAppAbisAndRoots(pkg, pkgSetting); 6849 setNativeLibraryPaths(pkg); 6850 } 6851 6852 } else { 6853 if ((scanFlags & SCAN_MOVE) != 0) { 6854 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6855 // but we already have this packages package info in the PackageSetting. We just 6856 // use that and derive the native library path based on the new codepath. 6857 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6858 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6859 } 6860 6861 // Set native library paths again. For moves, the path will be updated based on the 6862 // ABIs we've determined above. For non-moves, the path will be updated based on the 6863 // ABIs we determined during compilation, but the path will depend on the final 6864 // package path (after the rename away from the stage path). 6865 setNativeLibraryPaths(pkg); 6866 } 6867 6868 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6869 final int[] userIds = sUserManager.getUserIds(); 6870 synchronized (mInstallLock) { 6871 // Make sure all user data directories are ready to roll; we're okay 6872 // if they already exist 6873 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6874 for (int userId : userIds) { 6875 if (userId != 0) { 6876 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6877 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6878 pkg.applicationInfo.seinfo); 6879 } 6880 } 6881 } 6882 6883 // Create a native library symlink only if we have native libraries 6884 // and if the native libraries are 32 bit libraries. We do not provide 6885 // this symlink for 64 bit libraries. 6886 if (pkg.applicationInfo.primaryCpuAbi != null && 6887 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6888 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6889 for (int userId : userIds) { 6890 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6891 nativeLibPath, userId) < 0) { 6892 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6893 "Failed linking native library dir (user=" + userId + ")"); 6894 } 6895 } 6896 } 6897 } 6898 6899 // This is a special case for the "system" package, where the ABI is 6900 // dictated by the zygote configuration (and init.rc). We should keep track 6901 // of this ABI so that we can deal with "normal" applications that run under 6902 // the same UID correctly. 6903 if (mPlatformPackage == pkg) { 6904 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6905 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6906 } 6907 6908 // If there's a mismatch between the abi-override in the package setting 6909 // and the abiOverride specified for the install. Warn about this because we 6910 // would've already compiled the app without taking the package setting into 6911 // account. 6912 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6913 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6914 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6915 " for package: " + pkg.packageName); 6916 } 6917 } 6918 6919 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6920 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6921 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6922 6923 // Copy the derived override back to the parsed package, so that we can 6924 // update the package settings accordingly. 6925 pkg.cpuAbiOverride = cpuAbiOverride; 6926 6927 if (DEBUG_ABI_SELECTION) { 6928 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6929 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6930 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6931 } 6932 6933 // Push the derived path down into PackageSettings so we know what to 6934 // clean up at uninstall time. 6935 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6936 6937 if (DEBUG_ABI_SELECTION) { 6938 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6939 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6940 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6941 } 6942 6943 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6944 // We don't do this here during boot because we can do it all 6945 // at once after scanning all existing packages. 6946 // 6947 // We also do this *before* we perform dexopt on this package, so that 6948 // we can avoid redundant dexopts, and also to make sure we've got the 6949 // code and package path correct. 6950 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6951 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6952 } 6953 6954 if ((scanFlags & SCAN_NO_DEX) == 0) { 6955 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6956 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6957 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6958 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6959 } 6960 } 6961 if (mFactoryTest && pkg.requestedPermissions.contains( 6962 android.Manifest.permission.FACTORY_TEST)) { 6963 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6964 } 6965 6966 ArrayList<PackageParser.Package> clientLibPkgs = null; 6967 6968 // writer 6969 synchronized (mPackages) { 6970 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6971 // Only system apps can add new shared libraries. 6972 if (pkg.libraryNames != null) { 6973 for (int i=0; i<pkg.libraryNames.size(); i++) { 6974 String name = pkg.libraryNames.get(i); 6975 boolean allowed = false; 6976 if (pkg.isUpdatedSystemApp()) { 6977 // New library entries can only be added through the 6978 // system image. This is important to get rid of a lot 6979 // of nasty edge cases: for example if we allowed a non- 6980 // system update of the app to add a library, then uninstalling 6981 // the update would make the library go away, and assumptions 6982 // we made such as through app install filtering would now 6983 // have allowed apps on the device which aren't compatible 6984 // with it. Better to just have the restriction here, be 6985 // conservative, and create many fewer cases that can negatively 6986 // impact the user experience. 6987 final PackageSetting sysPs = mSettings 6988 .getDisabledSystemPkgLPr(pkg.packageName); 6989 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6990 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6991 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6992 allowed = true; 6993 allowed = true; 6994 break; 6995 } 6996 } 6997 } 6998 } else { 6999 allowed = true; 7000 } 7001 if (allowed) { 7002 if (!mSharedLibraries.containsKey(name)) { 7003 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7004 } else if (!name.equals(pkg.packageName)) { 7005 Slog.w(TAG, "Package " + pkg.packageName + " library " 7006 + name + " already exists; skipping"); 7007 } 7008 } else { 7009 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7010 + name + " that is not declared on system image; skipping"); 7011 } 7012 } 7013 if ((scanFlags&SCAN_BOOTING) == 0) { 7014 // If we are not booting, we need to update any applications 7015 // that are clients of our shared library. If we are booting, 7016 // this will all be done once the scan is complete. 7017 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7018 } 7019 } 7020 } 7021 } 7022 7023 // We also need to dexopt any apps that are dependent on this library. Note that 7024 // if these fail, we should abort the install since installing the library will 7025 // result in some apps being broken. 7026 if (clientLibPkgs != null) { 7027 if ((scanFlags & SCAN_NO_DEX) == 0) { 7028 for (int i = 0; i < clientLibPkgs.size(); i++) { 7029 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7030 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7031 null /* instruction sets */, forceDex, 7032 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7033 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7034 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7035 "scanPackageLI failed to dexopt clientLibPkgs"); 7036 } 7037 } 7038 } 7039 } 7040 7041 // Also need to kill any apps that are dependent on the library. 7042 if (clientLibPkgs != null) { 7043 for (int i=0; i<clientLibPkgs.size(); i++) { 7044 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7045 killApplication(clientPkg.applicationInfo.packageName, 7046 clientPkg.applicationInfo.uid, "update lib"); 7047 } 7048 } 7049 7050 // Make sure we're not adding any bogus keyset info 7051 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7052 ksms.assertScannedPackageValid(pkg); 7053 7054 // writer 7055 synchronized (mPackages) { 7056 // We don't expect installation to fail beyond this point 7057 7058 // Add the new setting to mSettings 7059 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7060 // Add the new setting to mPackages 7061 mPackages.put(pkg.applicationInfo.packageName, pkg); 7062 // Make sure we don't accidentally delete its data. 7063 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7064 while (iter.hasNext()) { 7065 PackageCleanItem item = iter.next(); 7066 if (pkgName.equals(item.packageName)) { 7067 iter.remove(); 7068 } 7069 } 7070 7071 // Take care of first install / last update times. 7072 if (currentTime != 0) { 7073 if (pkgSetting.firstInstallTime == 0) { 7074 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7075 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7076 pkgSetting.lastUpdateTime = currentTime; 7077 } 7078 } else if (pkgSetting.firstInstallTime == 0) { 7079 // We need *something*. Take time time stamp of the file. 7080 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7081 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7082 if (scanFileTime != pkgSetting.timeStamp) { 7083 // A package on the system image has changed; consider this 7084 // to be an update. 7085 pkgSetting.lastUpdateTime = scanFileTime; 7086 } 7087 } 7088 7089 // Add the package's KeySets to the global KeySetManagerService 7090 ksms.addScannedPackageLPw(pkg); 7091 7092 int N = pkg.providers.size(); 7093 StringBuilder r = null; 7094 int i; 7095 for (i=0; i<N; i++) { 7096 PackageParser.Provider p = pkg.providers.get(i); 7097 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7098 p.info.processName, pkg.applicationInfo.uid); 7099 mProviders.addProvider(p); 7100 p.syncable = p.info.isSyncable; 7101 if (p.info.authority != null) { 7102 String names[] = p.info.authority.split(";"); 7103 p.info.authority = null; 7104 for (int j = 0; j < names.length; j++) { 7105 if (j == 1 && p.syncable) { 7106 // We only want the first authority for a provider to possibly be 7107 // syncable, so if we already added this provider using a different 7108 // authority clear the syncable flag. We copy the provider before 7109 // changing it because the mProviders object contains a reference 7110 // to a provider that we don't want to change. 7111 // Only do this for the second authority since the resulting provider 7112 // object can be the same for all future authorities for this provider. 7113 p = new PackageParser.Provider(p); 7114 p.syncable = false; 7115 } 7116 if (!mProvidersByAuthority.containsKey(names[j])) { 7117 mProvidersByAuthority.put(names[j], p); 7118 if (p.info.authority == null) { 7119 p.info.authority = names[j]; 7120 } else { 7121 p.info.authority = p.info.authority + ";" + names[j]; 7122 } 7123 if (DEBUG_PACKAGE_SCANNING) { 7124 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7125 Log.d(TAG, "Registered content provider: " + names[j] 7126 + ", className = " + p.info.name + ", isSyncable = " 7127 + p.info.isSyncable); 7128 } 7129 } else { 7130 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7131 Slog.w(TAG, "Skipping provider name " + names[j] + 7132 " (in package " + pkg.applicationInfo.packageName + 7133 "): name already used by " 7134 + ((other != null && other.getComponentName() != null) 7135 ? other.getComponentName().getPackageName() : "?")); 7136 } 7137 } 7138 } 7139 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7140 if (r == null) { 7141 r = new StringBuilder(256); 7142 } else { 7143 r.append(' '); 7144 } 7145 r.append(p.info.name); 7146 } 7147 } 7148 if (r != null) { 7149 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7150 } 7151 7152 N = pkg.services.size(); 7153 r = null; 7154 for (i=0; i<N; i++) { 7155 PackageParser.Service s = pkg.services.get(i); 7156 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7157 s.info.processName, pkg.applicationInfo.uid); 7158 mServices.addService(s); 7159 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7160 if (r == null) { 7161 r = new StringBuilder(256); 7162 } else { 7163 r.append(' '); 7164 } 7165 r.append(s.info.name); 7166 } 7167 } 7168 if (r != null) { 7169 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7170 } 7171 7172 N = pkg.receivers.size(); 7173 r = null; 7174 for (i=0; i<N; i++) { 7175 PackageParser.Activity a = pkg.receivers.get(i); 7176 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7177 a.info.processName, pkg.applicationInfo.uid); 7178 mReceivers.addActivity(a, "receiver"); 7179 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7180 if (r == null) { 7181 r = new StringBuilder(256); 7182 } else { 7183 r.append(' '); 7184 } 7185 r.append(a.info.name); 7186 } 7187 } 7188 if (r != null) { 7189 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7190 } 7191 7192 N = pkg.activities.size(); 7193 r = null; 7194 for (i=0; i<N; i++) { 7195 PackageParser.Activity a = pkg.activities.get(i); 7196 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7197 a.info.processName, pkg.applicationInfo.uid); 7198 mActivities.addActivity(a, "activity"); 7199 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7200 if (r == null) { 7201 r = new StringBuilder(256); 7202 } else { 7203 r.append(' '); 7204 } 7205 r.append(a.info.name); 7206 } 7207 } 7208 if (r != null) { 7209 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7210 } 7211 7212 N = pkg.permissionGroups.size(); 7213 r = null; 7214 for (i=0; i<N; i++) { 7215 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7216 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7217 if (cur == null) { 7218 mPermissionGroups.put(pg.info.name, pg); 7219 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7220 if (r == null) { 7221 r = new StringBuilder(256); 7222 } else { 7223 r.append(' '); 7224 } 7225 r.append(pg.info.name); 7226 } 7227 } else { 7228 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7229 + pg.info.packageName + " ignored: original from " 7230 + cur.info.packageName); 7231 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7232 if (r == null) { 7233 r = new StringBuilder(256); 7234 } else { 7235 r.append(' '); 7236 } 7237 r.append("DUP:"); 7238 r.append(pg.info.name); 7239 } 7240 } 7241 } 7242 if (r != null) { 7243 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7244 } 7245 7246 N = pkg.permissions.size(); 7247 r = null; 7248 for (i=0; i<N; i++) { 7249 PackageParser.Permission p = pkg.permissions.get(i); 7250 7251 // Now that permission groups have a special meaning, we ignore permission 7252 // groups for legacy apps to prevent unexpected behavior. In particular, 7253 // permissions for one app being granted to someone just becuase they happen 7254 // to be in a group defined by another app (before this had no implications). 7255 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7256 p.group = mPermissionGroups.get(p.info.group); 7257 // Warn for a permission in an unknown group. 7258 if (p.info.group != null && p.group == null) { 7259 Slog.w(TAG, "Permission " + p.info.name + " from package " 7260 + p.info.packageName + " in an unknown group " + p.info.group); 7261 } 7262 } 7263 7264 ArrayMap<String, BasePermission> permissionMap = 7265 p.tree ? mSettings.mPermissionTrees 7266 : mSettings.mPermissions; 7267 BasePermission bp = permissionMap.get(p.info.name); 7268 7269 // Allow system apps to redefine non-system permissions 7270 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7271 final boolean currentOwnerIsSystem = (bp.perm != null 7272 && isSystemApp(bp.perm.owner)); 7273 if (isSystemApp(p.owner)) { 7274 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7275 // It's a built-in permission and no owner, take ownership now 7276 bp.packageSetting = pkgSetting; 7277 bp.perm = p; 7278 bp.uid = pkg.applicationInfo.uid; 7279 bp.sourcePackage = p.info.packageName; 7280 } else if (!currentOwnerIsSystem) { 7281 String msg = "New decl " + p.owner + " of permission " 7282 + p.info.name + " is system; overriding " + bp.sourcePackage; 7283 reportSettingsProblem(Log.WARN, msg); 7284 bp = null; 7285 } 7286 } 7287 } 7288 7289 if (bp == null) { 7290 bp = new BasePermission(p.info.name, p.info.packageName, 7291 BasePermission.TYPE_NORMAL); 7292 permissionMap.put(p.info.name, bp); 7293 } 7294 7295 if (bp.perm == null) { 7296 if (bp.sourcePackage == null 7297 || bp.sourcePackage.equals(p.info.packageName)) { 7298 BasePermission tree = findPermissionTreeLP(p.info.name); 7299 if (tree == null 7300 || tree.sourcePackage.equals(p.info.packageName)) { 7301 bp.packageSetting = pkgSetting; 7302 bp.perm = p; 7303 bp.uid = pkg.applicationInfo.uid; 7304 bp.sourcePackage = p.info.packageName; 7305 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7306 if (r == null) { 7307 r = new StringBuilder(256); 7308 } else { 7309 r.append(' '); 7310 } 7311 r.append(p.info.name); 7312 } 7313 } else { 7314 Slog.w(TAG, "Permission " + p.info.name + " from package " 7315 + p.info.packageName + " ignored: base tree " 7316 + tree.name + " is from package " 7317 + tree.sourcePackage); 7318 } 7319 } else { 7320 Slog.w(TAG, "Permission " + p.info.name + " from package " 7321 + p.info.packageName + " ignored: original from " 7322 + bp.sourcePackage); 7323 } 7324 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7325 if (r == null) { 7326 r = new StringBuilder(256); 7327 } else { 7328 r.append(' '); 7329 } 7330 r.append("DUP:"); 7331 r.append(p.info.name); 7332 } 7333 if (bp.perm == p) { 7334 bp.protectionLevel = p.info.protectionLevel; 7335 } 7336 } 7337 7338 if (r != null) { 7339 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7340 } 7341 7342 N = pkg.instrumentation.size(); 7343 r = null; 7344 for (i=0; i<N; i++) { 7345 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7346 a.info.packageName = pkg.applicationInfo.packageName; 7347 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7348 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7349 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7350 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7351 a.info.dataDir = pkg.applicationInfo.dataDir; 7352 7353 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7354 // need other information about the application, like the ABI and what not ? 7355 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7356 mInstrumentation.put(a.getComponentName(), a); 7357 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7358 if (r == null) { 7359 r = new StringBuilder(256); 7360 } else { 7361 r.append(' '); 7362 } 7363 r.append(a.info.name); 7364 } 7365 } 7366 if (r != null) { 7367 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7368 } 7369 7370 if (pkg.protectedBroadcasts != null) { 7371 N = pkg.protectedBroadcasts.size(); 7372 for (i=0; i<N; i++) { 7373 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7374 } 7375 } 7376 7377 pkgSetting.setTimeStamp(scanFileTime); 7378 7379 // Create idmap files for pairs of (packages, overlay packages). 7380 // Note: "android", ie framework-res.apk, is handled by native layers. 7381 if (pkg.mOverlayTarget != null) { 7382 // This is an overlay package. 7383 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7384 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7385 mOverlays.put(pkg.mOverlayTarget, 7386 new ArrayMap<String, PackageParser.Package>()); 7387 } 7388 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7389 map.put(pkg.packageName, pkg); 7390 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7391 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7392 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7393 "scanPackageLI failed to createIdmap"); 7394 } 7395 } 7396 } else if (mOverlays.containsKey(pkg.packageName) && 7397 !pkg.packageName.equals("android")) { 7398 // This is a regular package, with one or more known overlay packages. 7399 createIdmapsForPackageLI(pkg); 7400 } 7401 } 7402 7403 return pkg; 7404 } 7405 7406 /** 7407 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7408 * is derived purely on the basis of the contents of {@code scanFile} and 7409 * {@code cpuAbiOverride}. 7410 * 7411 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7412 */ 7413 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7414 String cpuAbiOverride, boolean extractLibs) 7415 throws PackageManagerException { 7416 // TODO: We can probably be smarter about this stuff. For installed apps, 7417 // we can calculate this information at install time once and for all. For 7418 // system apps, we can probably assume that this information doesn't change 7419 // after the first boot scan. As things stand, we do lots of unnecessary work. 7420 7421 // Give ourselves some initial paths; we'll come back for another 7422 // pass once we've determined ABI below. 7423 setNativeLibraryPaths(pkg); 7424 7425 // We would never need to extract libs for forward-locked and external packages, 7426 // since the container service will do it for us. We shouldn't attempt to 7427 // extract libs from system app when it was not updated. 7428 if (pkg.isForwardLocked() || isExternal(pkg) || 7429 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7430 extractLibs = false; 7431 } 7432 7433 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7434 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7435 7436 NativeLibraryHelper.Handle handle = null; 7437 try { 7438 handle = NativeLibraryHelper.Handle.create(scanFile); 7439 // TODO(multiArch): This can be null for apps that didn't go through the 7440 // usual installation process. We can calculate it again, like we 7441 // do during install time. 7442 // 7443 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7444 // unnecessary. 7445 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7446 7447 // Null out the abis so that they can be recalculated. 7448 pkg.applicationInfo.primaryCpuAbi = null; 7449 pkg.applicationInfo.secondaryCpuAbi = null; 7450 if (isMultiArch(pkg.applicationInfo)) { 7451 // Warn if we've set an abiOverride for multi-lib packages.. 7452 // By definition, we need to copy both 32 and 64 bit libraries for 7453 // such packages. 7454 if (pkg.cpuAbiOverride != null 7455 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7456 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7457 } 7458 7459 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7460 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7461 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7462 if (extractLibs) { 7463 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7464 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7465 useIsaSpecificSubdirs); 7466 } else { 7467 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7468 } 7469 } 7470 7471 maybeThrowExceptionForMultiArchCopy( 7472 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7473 7474 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7475 if (extractLibs) { 7476 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7477 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7478 useIsaSpecificSubdirs); 7479 } else { 7480 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7481 } 7482 } 7483 7484 maybeThrowExceptionForMultiArchCopy( 7485 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7486 7487 if (abi64 >= 0) { 7488 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7489 } 7490 7491 if (abi32 >= 0) { 7492 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7493 if (abi64 >= 0) { 7494 pkg.applicationInfo.secondaryCpuAbi = abi; 7495 } else { 7496 pkg.applicationInfo.primaryCpuAbi = abi; 7497 } 7498 } 7499 } else { 7500 String[] abiList = (cpuAbiOverride != null) ? 7501 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7502 7503 // Enable gross and lame hacks for apps that are built with old 7504 // SDK tools. We must scan their APKs for renderscript bitcode and 7505 // not launch them if it's present. Don't bother checking on devices 7506 // that don't have 64 bit support. 7507 boolean needsRenderScriptOverride = false; 7508 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7509 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7510 abiList = Build.SUPPORTED_32_BIT_ABIS; 7511 needsRenderScriptOverride = true; 7512 } 7513 7514 final int copyRet; 7515 if (extractLibs) { 7516 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7517 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7518 } else { 7519 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7520 } 7521 7522 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7523 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7524 "Error unpackaging native libs for app, errorCode=" + copyRet); 7525 } 7526 7527 if (copyRet >= 0) { 7528 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7529 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7530 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7531 } else if (needsRenderScriptOverride) { 7532 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7533 } 7534 } 7535 } catch (IOException ioe) { 7536 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7537 } finally { 7538 IoUtils.closeQuietly(handle); 7539 } 7540 7541 // Now that we've calculated the ABIs and determined if it's an internal app, 7542 // we will go ahead and populate the nativeLibraryPath. 7543 setNativeLibraryPaths(pkg); 7544 } 7545 7546 /** 7547 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7548 * i.e, so that all packages can be run inside a single process if required. 7549 * 7550 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7551 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7552 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7553 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7554 * updating a package that belongs to a shared user. 7555 * 7556 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7557 * adds unnecessary complexity. 7558 */ 7559 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7560 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7561 String requiredInstructionSet = null; 7562 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7563 requiredInstructionSet = VMRuntime.getInstructionSet( 7564 scannedPackage.applicationInfo.primaryCpuAbi); 7565 } 7566 7567 PackageSetting requirer = null; 7568 for (PackageSetting ps : packagesForUser) { 7569 // If packagesForUser contains scannedPackage, we skip it. This will happen 7570 // when scannedPackage is an update of an existing package. Without this check, 7571 // we will never be able to change the ABI of any package belonging to a shared 7572 // user, even if it's compatible with other packages. 7573 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7574 if (ps.primaryCpuAbiString == null) { 7575 continue; 7576 } 7577 7578 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7579 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7580 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7581 // this but there's not much we can do. 7582 String errorMessage = "Instruction set mismatch, " 7583 + ((requirer == null) ? "[caller]" : requirer) 7584 + " requires " + requiredInstructionSet + " whereas " + ps 7585 + " requires " + instructionSet; 7586 Slog.w(TAG, errorMessage); 7587 } 7588 7589 if (requiredInstructionSet == null) { 7590 requiredInstructionSet = instructionSet; 7591 requirer = ps; 7592 } 7593 } 7594 } 7595 7596 if (requiredInstructionSet != null) { 7597 String adjustedAbi; 7598 if (requirer != null) { 7599 // requirer != null implies that either scannedPackage was null or that scannedPackage 7600 // did not require an ABI, in which case we have to adjust scannedPackage to match 7601 // the ABI of the set (which is the same as requirer's ABI) 7602 adjustedAbi = requirer.primaryCpuAbiString; 7603 if (scannedPackage != null) { 7604 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7605 } 7606 } else { 7607 // requirer == null implies that we're updating all ABIs in the set to 7608 // match scannedPackage. 7609 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7610 } 7611 7612 for (PackageSetting ps : packagesForUser) { 7613 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7614 if (ps.primaryCpuAbiString != null) { 7615 continue; 7616 } 7617 7618 ps.primaryCpuAbiString = adjustedAbi; 7619 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7620 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7621 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7622 7623 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7624 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7625 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7626 ps.primaryCpuAbiString = null; 7627 ps.pkg.applicationInfo.primaryCpuAbi = null; 7628 return; 7629 } else { 7630 mInstaller.rmdex(ps.codePathString, 7631 getDexCodeInstructionSet(getPreferredInstructionSet())); 7632 } 7633 } 7634 } 7635 } 7636 } 7637 } 7638 7639 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7640 synchronized (mPackages) { 7641 mResolverReplaced = true; 7642 // Set up information for custom user intent resolution activity. 7643 mResolveActivity.applicationInfo = pkg.applicationInfo; 7644 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7645 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7646 mResolveActivity.processName = pkg.applicationInfo.packageName; 7647 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7648 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7649 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7650 mResolveActivity.theme = 0; 7651 mResolveActivity.exported = true; 7652 mResolveActivity.enabled = true; 7653 mResolveInfo.activityInfo = mResolveActivity; 7654 mResolveInfo.priority = 0; 7655 mResolveInfo.preferredOrder = 0; 7656 mResolveInfo.match = 0; 7657 mResolveComponentName = mCustomResolverComponentName; 7658 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7659 mResolveComponentName); 7660 } 7661 } 7662 7663 private static String calculateBundledApkRoot(final String codePathString) { 7664 final File codePath = new File(codePathString); 7665 final File codeRoot; 7666 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7667 codeRoot = Environment.getRootDirectory(); 7668 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7669 codeRoot = Environment.getOemDirectory(); 7670 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7671 codeRoot = Environment.getVendorDirectory(); 7672 } else { 7673 // Unrecognized code path; take its top real segment as the apk root: 7674 // e.g. /something/app/blah.apk => /something 7675 try { 7676 File f = codePath.getCanonicalFile(); 7677 File parent = f.getParentFile(); // non-null because codePath is a file 7678 File tmp; 7679 while ((tmp = parent.getParentFile()) != null) { 7680 f = parent; 7681 parent = tmp; 7682 } 7683 codeRoot = f; 7684 Slog.w(TAG, "Unrecognized code path " 7685 + codePath + " - using " + codeRoot); 7686 } catch (IOException e) { 7687 // Can't canonicalize the code path -- shenanigans? 7688 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7689 return Environment.getRootDirectory().getPath(); 7690 } 7691 } 7692 return codeRoot.getPath(); 7693 } 7694 7695 /** 7696 * Derive and set the location of native libraries for the given package, 7697 * which varies depending on where and how the package was installed. 7698 */ 7699 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7700 final ApplicationInfo info = pkg.applicationInfo; 7701 final String codePath = pkg.codePath; 7702 final File codeFile = new File(codePath); 7703 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7704 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7705 7706 info.nativeLibraryRootDir = null; 7707 info.nativeLibraryRootRequiresIsa = false; 7708 info.nativeLibraryDir = null; 7709 info.secondaryNativeLibraryDir = null; 7710 7711 if (isApkFile(codeFile)) { 7712 // Monolithic install 7713 if (bundledApp) { 7714 // If "/system/lib64/apkname" exists, assume that is the per-package 7715 // native library directory to use; otherwise use "/system/lib/apkname". 7716 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7717 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7718 getPrimaryInstructionSet(info)); 7719 7720 // This is a bundled system app so choose the path based on the ABI. 7721 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7722 // is just the default path. 7723 final String apkName = deriveCodePathName(codePath); 7724 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7725 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7726 apkName).getAbsolutePath(); 7727 7728 if (info.secondaryCpuAbi != null) { 7729 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7730 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7731 secondaryLibDir, apkName).getAbsolutePath(); 7732 } 7733 } else if (asecApp) { 7734 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7735 .getAbsolutePath(); 7736 } else { 7737 final String apkName = deriveCodePathName(codePath); 7738 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7739 .getAbsolutePath(); 7740 } 7741 7742 info.nativeLibraryRootRequiresIsa = false; 7743 info.nativeLibraryDir = info.nativeLibraryRootDir; 7744 } else { 7745 // Cluster install 7746 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7747 info.nativeLibraryRootRequiresIsa = true; 7748 7749 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7750 getPrimaryInstructionSet(info)).getAbsolutePath(); 7751 7752 if (info.secondaryCpuAbi != null) { 7753 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7754 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7755 } 7756 } 7757 } 7758 7759 /** 7760 * Calculate the abis and roots for a bundled app. These can uniquely 7761 * be determined from the contents of the system partition, i.e whether 7762 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7763 * of this information, and instead assume that the system was built 7764 * sensibly. 7765 */ 7766 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7767 PackageSetting pkgSetting) { 7768 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7769 7770 // If "/system/lib64/apkname" exists, assume that is the per-package 7771 // native library directory to use; otherwise use "/system/lib/apkname". 7772 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7773 setBundledAppAbi(pkg, apkRoot, apkName); 7774 // pkgSetting might be null during rescan following uninstall of updates 7775 // to a bundled app, so accommodate that possibility. The settings in 7776 // that case will be established later from the parsed package. 7777 // 7778 // If the settings aren't null, sync them up with what we've just derived. 7779 // note that apkRoot isn't stored in the package settings. 7780 if (pkgSetting != null) { 7781 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7782 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7783 } 7784 } 7785 7786 /** 7787 * Deduces the ABI of a bundled app and sets the relevant fields on the 7788 * parsed pkg object. 7789 * 7790 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7791 * under which system libraries are installed. 7792 * @param apkName the name of the installed package. 7793 */ 7794 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7795 final File codeFile = new File(pkg.codePath); 7796 7797 final boolean has64BitLibs; 7798 final boolean has32BitLibs; 7799 if (isApkFile(codeFile)) { 7800 // Monolithic install 7801 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7802 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7803 } else { 7804 // Cluster install 7805 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7806 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7807 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7808 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7809 has64BitLibs = (new File(rootDir, isa)).exists(); 7810 } else { 7811 has64BitLibs = false; 7812 } 7813 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7814 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7815 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7816 has32BitLibs = (new File(rootDir, isa)).exists(); 7817 } else { 7818 has32BitLibs = false; 7819 } 7820 } 7821 7822 if (has64BitLibs && !has32BitLibs) { 7823 // The package has 64 bit libs, but not 32 bit libs. Its primary 7824 // ABI should be 64 bit. We can safely assume here that the bundled 7825 // native libraries correspond to the most preferred ABI in the list. 7826 7827 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7828 pkg.applicationInfo.secondaryCpuAbi = null; 7829 } else if (has32BitLibs && !has64BitLibs) { 7830 // The package has 32 bit libs but not 64 bit libs. Its primary 7831 // ABI should be 32 bit. 7832 7833 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7834 pkg.applicationInfo.secondaryCpuAbi = null; 7835 } else if (has32BitLibs && has64BitLibs) { 7836 // The application has both 64 and 32 bit bundled libraries. We check 7837 // here that the app declares multiArch support, and warn if it doesn't. 7838 // 7839 // We will be lenient here and record both ABIs. The primary will be the 7840 // ABI that's higher on the list, i.e, a device that's configured to prefer 7841 // 64 bit apps will see a 64 bit primary ABI, 7842 7843 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7844 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7845 } 7846 7847 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7848 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7849 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7850 } else { 7851 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7852 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7853 } 7854 } else { 7855 pkg.applicationInfo.primaryCpuAbi = null; 7856 pkg.applicationInfo.secondaryCpuAbi = null; 7857 } 7858 } 7859 7860 private void killApplication(String pkgName, int appId, String reason) { 7861 // Request the ActivityManager to kill the process(only for existing packages) 7862 // so that we do not end up in a confused state while the user is still using the older 7863 // version of the application while the new one gets installed. 7864 IActivityManager am = ActivityManagerNative.getDefault(); 7865 if (am != null) { 7866 try { 7867 am.killApplicationWithAppId(pkgName, appId, reason); 7868 } catch (RemoteException e) { 7869 } 7870 } 7871 } 7872 7873 void removePackageLI(PackageSetting ps, boolean chatty) { 7874 if (DEBUG_INSTALL) { 7875 if (chatty) 7876 Log.d(TAG, "Removing package " + ps.name); 7877 } 7878 7879 // writer 7880 synchronized (mPackages) { 7881 mPackages.remove(ps.name); 7882 final PackageParser.Package pkg = ps.pkg; 7883 if (pkg != null) { 7884 cleanPackageDataStructuresLILPw(pkg, chatty); 7885 } 7886 } 7887 } 7888 7889 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7890 if (DEBUG_INSTALL) { 7891 if (chatty) 7892 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7893 } 7894 7895 // writer 7896 synchronized (mPackages) { 7897 mPackages.remove(pkg.applicationInfo.packageName); 7898 cleanPackageDataStructuresLILPw(pkg, chatty); 7899 } 7900 } 7901 7902 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7903 int N = pkg.providers.size(); 7904 StringBuilder r = null; 7905 int i; 7906 for (i=0; i<N; i++) { 7907 PackageParser.Provider p = pkg.providers.get(i); 7908 mProviders.removeProvider(p); 7909 if (p.info.authority == null) { 7910 7911 /* There was another ContentProvider with this authority when 7912 * this app was installed so this authority is null, 7913 * Ignore it as we don't have to unregister the provider. 7914 */ 7915 continue; 7916 } 7917 String names[] = p.info.authority.split(";"); 7918 for (int j = 0; j < names.length; j++) { 7919 if (mProvidersByAuthority.get(names[j]) == p) { 7920 mProvidersByAuthority.remove(names[j]); 7921 if (DEBUG_REMOVE) { 7922 if (chatty) 7923 Log.d(TAG, "Unregistered content provider: " + names[j] 7924 + ", className = " + p.info.name + ", isSyncable = " 7925 + p.info.isSyncable); 7926 } 7927 } 7928 } 7929 if (DEBUG_REMOVE && chatty) { 7930 if (r == null) { 7931 r = new StringBuilder(256); 7932 } else { 7933 r.append(' '); 7934 } 7935 r.append(p.info.name); 7936 } 7937 } 7938 if (r != null) { 7939 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7940 } 7941 7942 N = pkg.services.size(); 7943 r = null; 7944 for (i=0; i<N; i++) { 7945 PackageParser.Service s = pkg.services.get(i); 7946 mServices.removeService(s); 7947 if (chatty) { 7948 if (r == null) { 7949 r = new StringBuilder(256); 7950 } else { 7951 r.append(' '); 7952 } 7953 r.append(s.info.name); 7954 } 7955 } 7956 if (r != null) { 7957 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7958 } 7959 7960 N = pkg.receivers.size(); 7961 r = null; 7962 for (i=0; i<N; i++) { 7963 PackageParser.Activity a = pkg.receivers.get(i); 7964 mReceivers.removeActivity(a, "receiver"); 7965 if (DEBUG_REMOVE && chatty) { 7966 if (r == null) { 7967 r = new StringBuilder(256); 7968 } else { 7969 r.append(' '); 7970 } 7971 r.append(a.info.name); 7972 } 7973 } 7974 if (r != null) { 7975 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7976 } 7977 7978 N = pkg.activities.size(); 7979 r = null; 7980 for (i=0; i<N; i++) { 7981 PackageParser.Activity a = pkg.activities.get(i); 7982 mActivities.removeActivity(a, "activity"); 7983 if (DEBUG_REMOVE && chatty) { 7984 if (r == null) { 7985 r = new StringBuilder(256); 7986 } else { 7987 r.append(' '); 7988 } 7989 r.append(a.info.name); 7990 } 7991 } 7992 if (r != null) { 7993 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7994 } 7995 7996 N = pkg.permissions.size(); 7997 r = null; 7998 for (i=0; i<N; i++) { 7999 PackageParser.Permission p = pkg.permissions.get(i); 8000 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8001 if (bp == null) { 8002 bp = mSettings.mPermissionTrees.get(p.info.name); 8003 } 8004 if (bp != null && bp.perm == p) { 8005 bp.perm = null; 8006 if (DEBUG_REMOVE && chatty) { 8007 if (r == null) { 8008 r = new StringBuilder(256); 8009 } else { 8010 r.append(' '); 8011 } 8012 r.append(p.info.name); 8013 } 8014 } 8015 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8016 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8017 if (appOpPerms != null) { 8018 appOpPerms.remove(pkg.packageName); 8019 } 8020 } 8021 } 8022 if (r != null) { 8023 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8024 } 8025 8026 N = pkg.requestedPermissions.size(); 8027 r = null; 8028 for (i=0; i<N; i++) { 8029 String perm = pkg.requestedPermissions.get(i); 8030 BasePermission bp = mSettings.mPermissions.get(perm); 8031 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8032 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8033 if (appOpPerms != null) { 8034 appOpPerms.remove(pkg.packageName); 8035 if (appOpPerms.isEmpty()) { 8036 mAppOpPermissionPackages.remove(perm); 8037 } 8038 } 8039 } 8040 } 8041 if (r != null) { 8042 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8043 } 8044 8045 N = pkg.instrumentation.size(); 8046 r = null; 8047 for (i=0; i<N; i++) { 8048 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8049 mInstrumentation.remove(a.getComponentName()); 8050 if (DEBUG_REMOVE && chatty) { 8051 if (r == null) { 8052 r = new StringBuilder(256); 8053 } else { 8054 r.append(' '); 8055 } 8056 r.append(a.info.name); 8057 } 8058 } 8059 if (r != null) { 8060 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8061 } 8062 8063 r = null; 8064 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8065 // Only system apps can hold shared libraries. 8066 if (pkg.libraryNames != null) { 8067 for (i=0; i<pkg.libraryNames.size(); i++) { 8068 String name = pkg.libraryNames.get(i); 8069 SharedLibraryEntry cur = mSharedLibraries.get(name); 8070 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8071 mSharedLibraries.remove(name); 8072 if (DEBUG_REMOVE && chatty) { 8073 if (r == null) { 8074 r = new StringBuilder(256); 8075 } else { 8076 r.append(' '); 8077 } 8078 r.append(name); 8079 } 8080 } 8081 } 8082 } 8083 } 8084 if (r != null) { 8085 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8086 } 8087 } 8088 8089 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8090 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8091 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8092 return true; 8093 } 8094 } 8095 return false; 8096 } 8097 8098 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8099 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8100 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8101 8102 private void updatePermissionsLPw(String changingPkg, 8103 PackageParser.Package pkgInfo, int flags) { 8104 // Make sure there are no dangling permission trees. 8105 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8106 while (it.hasNext()) { 8107 final BasePermission bp = it.next(); 8108 if (bp.packageSetting == null) { 8109 // We may not yet have parsed the package, so just see if 8110 // we still know about its settings. 8111 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8112 } 8113 if (bp.packageSetting == null) { 8114 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8115 + " from package " + bp.sourcePackage); 8116 it.remove(); 8117 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8118 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8119 Slog.i(TAG, "Removing old permission tree: " + bp.name 8120 + " from package " + bp.sourcePackage); 8121 flags |= UPDATE_PERMISSIONS_ALL; 8122 it.remove(); 8123 } 8124 } 8125 } 8126 8127 // Make sure all dynamic permissions have been assigned to a package, 8128 // and make sure there are no dangling permissions. 8129 it = mSettings.mPermissions.values().iterator(); 8130 while (it.hasNext()) { 8131 final BasePermission bp = it.next(); 8132 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8133 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8134 + bp.name + " pkg=" + bp.sourcePackage 8135 + " info=" + bp.pendingInfo); 8136 if (bp.packageSetting == null && bp.pendingInfo != null) { 8137 final BasePermission tree = findPermissionTreeLP(bp.name); 8138 if (tree != null && tree.perm != null) { 8139 bp.packageSetting = tree.packageSetting; 8140 bp.perm = new PackageParser.Permission(tree.perm.owner, 8141 new PermissionInfo(bp.pendingInfo)); 8142 bp.perm.info.packageName = tree.perm.info.packageName; 8143 bp.perm.info.name = bp.name; 8144 bp.uid = tree.uid; 8145 } 8146 } 8147 } 8148 if (bp.packageSetting == null) { 8149 // We may not yet have parsed the package, so just see if 8150 // we still know about its settings. 8151 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8152 } 8153 if (bp.packageSetting == null) { 8154 Slog.w(TAG, "Removing dangling permission: " + bp.name 8155 + " from package " + bp.sourcePackage); 8156 it.remove(); 8157 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8158 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8159 Slog.i(TAG, "Removing old permission: " + bp.name 8160 + " from package " + bp.sourcePackage); 8161 flags |= UPDATE_PERMISSIONS_ALL; 8162 it.remove(); 8163 } 8164 } 8165 } 8166 8167 // Now update the permissions for all packages, in particular 8168 // replace the granted permissions of the system packages. 8169 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8170 for (PackageParser.Package pkg : mPackages.values()) { 8171 if (pkg != pkgInfo) { 8172 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8173 changingPkg); 8174 } 8175 } 8176 } 8177 8178 if (pkgInfo != null) { 8179 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8180 } 8181 } 8182 8183 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8184 String packageOfInterest) { 8185 // IMPORTANT: There are two types of permissions: install and runtime. 8186 // Install time permissions are granted when the app is installed to 8187 // all device users and users added in the future. Runtime permissions 8188 // are granted at runtime explicitly to specific users. Normal and signature 8189 // protected permissions are install time permissions. Dangerous permissions 8190 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8191 // otherwise they are runtime permissions. This function does not manage 8192 // runtime permissions except for the case an app targeting Lollipop MR1 8193 // being upgraded to target a newer SDK, in which case dangerous permissions 8194 // are transformed from install time to runtime ones. 8195 8196 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8197 if (ps == null) { 8198 return; 8199 } 8200 8201 PermissionsState permissionsState = ps.getPermissionsState(); 8202 PermissionsState origPermissions = permissionsState; 8203 8204 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8205 8206 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8207 8208 boolean changedInstallPermission = false; 8209 8210 if (replace) { 8211 ps.installPermissionsFixed = false; 8212 if (!ps.isSharedUser()) { 8213 origPermissions = new PermissionsState(permissionsState); 8214 permissionsState.reset(); 8215 } 8216 } 8217 8218 permissionsState.setGlobalGids(mGlobalGids); 8219 8220 final int N = pkg.requestedPermissions.size(); 8221 for (int i=0; i<N; i++) { 8222 final String name = pkg.requestedPermissions.get(i); 8223 final BasePermission bp = mSettings.mPermissions.get(name); 8224 8225 if (DEBUG_INSTALL) { 8226 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8227 } 8228 8229 if (bp == null || bp.packageSetting == null) { 8230 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8231 Slog.w(TAG, "Unknown permission " + name 8232 + " in package " + pkg.packageName); 8233 } 8234 continue; 8235 } 8236 8237 final String perm = bp.name; 8238 boolean allowedSig = false; 8239 int grant = GRANT_DENIED; 8240 8241 // Keep track of app op permissions. 8242 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8243 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8244 if (pkgs == null) { 8245 pkgs = new ArraySet<>(); 8246 mAppOpPermissionPackages.put(bp.name, pkgs); 8247 } 8248 pkgs.add(pkg.packageName); 8249 } 8250 8251 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8252 switch (level) { 8253 case PermissionInfo.PROTECTION_NORMAL: { 8254 // For all apps normal permissions are install time ones. 8255 grant = GRANT_INSTALL; 8256 } break; 8257 8258 case PermissionInfo.PROTECTION_DANGEROUS: { 8259 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8260 // For legacy apps dangerous permissions are install time ones. 8261 grant = GRANT_INSTALL_LEGACY; 8262 } else if (origPermissions.hasInstallPermission(bp.name)) { 8263 // For legacy apps that became modern, install becomes runtime. 8264 grant = GRANT_UPGRADE; 8265 } else { 8266 // For modern apps keep runtime permissions unchanged. 8267 grant = GRANT_RUNTIME; 8268 } 8269 } break; 8270 8271 case PermissionInfo.PROTECTION_SIGNATURE: { 8272 // For all apps signature permissions are install time ones. 8273 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8274 if (allowedSig) { 8275 grant = GRANT_INSTALL; 8276 } 8277 } break; 8278 } 8279 8280 if (DEBUG_INSTALL) { 8281 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8282 } 8283 8284 if (grant != GRANT_DENIED) { 8285 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8286 // If this is an existing, non-system package, then 8287 // we can't add any new permissions to it. 8288 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8289 // Except... if this is a permission that was added 8290 // to the platform (note: need to only do this when 8291 // updating the platform). 8292 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8293 grant = GRANT_DENIED; 8294 } 8295 } 8296 } 8297 8298 switch (grant) { 8299 case GRANT_INSTALL: { 8300 // Revoke this as runtime permission to handle the case of 8301 // a runtime permission being downgraded to an install one. 8302 for (int userId : UserManagerService.getInstance().getUserIds()) { 8303 if (origPermissions.getRuntimePermissionState( 8304 bp.name, userId) != null) { 8305 // Revoke the runtime permission and clear the flags. 8306 origPermissions.revokeRuntimePermission(bp, userId); 8307 origPermissions.updatePermissionFlags(bp, userId, 8308 PackageManager.MASK_PERMISSION_FLAGS, 0); 8309 // If we revoked a permission permission, we have to write. 8310 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8311 changedRuntimePermissionUserIds, userId); 8312 } 8313 } 8314 // Grant an install permission. 8315 if (permissionsState.grantInstallPermission(bp) != 8316 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8317 changedInstallPermission = true; 8318 } 8319 } break; 8320 8321 case GRANT_INSTALL_LEGACY: { 8322 // Grant an install permission. 8323 if (permissionsState.grantInstallPermission(bp) != 8324 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8325 changedInstallPermission = true; 8326 } 8327 } break; 8328 8329 case GRANT_RUNTIME: { 8330 // Grant previously granted runtime permissions. 8331 for (int userId : UserManagerService.getInstance().getUserIds()) { 8332 PermissionState permissionState = origPermissions 8333 .getRuntimePermissionState(bp.name, userId); 8334 final int flags = permissionState != null 8335 ? permissionState.getFlags() : 0; 8336 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8337 if (permissionsState.grantRuntimePermission(bp, userId) == 8338 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8339 // If we cannot put the permission as it was, we have to write. 8340 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8341 changedRuntimePermissionUserIds, userId); 8342 } 8343 } 8344 // Propagate the permission flags. 8345 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8346 } 8347 } break; 8348 8349 case GRANT_UPGRADE: { 8350 // Grant runtime permissions for a previously held install permission. 8351 PermissionState permissionState = origPermissions 8352 .getInstallPermissionState(bp.name); 8353 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8354 8355 if (origPermissions.revokeInstallPermission(bp) 8356 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8357 // We will be transferring the permission flags, so clear them. 8358 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8359 PackageManager.MASK_PERMISSION_FLAGS, 0); 8360 changedInstallPermission = true; 8361 } 8362 8363 // If the permission is not to be promoted to runtime we ignore it and 8364 // also its other flags as they are not applicable to install permissions. 8365 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8366 for (int userId : currentUserIds) { 8367 if (permissionsState.grantRuntimePermission(bp, userId) != 8368 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8369 // Transfer the permission flags. 8370 permissionsState.updatePermissionFlags(bp, userId, 8371 flags, flags); 8372 // If we granted the permission, we have to write. 8373 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8374 changedRuntimePermissionUserIds, userId); 8375 } 8376 } 8377 } 8378 } break; 8379 8380 default: { 8381 if (packageOfInterest == null 8382 || packageOfInterest.equals(pkg.packageName)) { 8383 Slog.w(TAG, "Not granting permission " + perm 8384 + " to package " + pkg.packageName 8385 + " because it was previously installed without"); 8386 } 8387 } break; 8388 } 8389 } else { 8390 if (permissionsState.revokeInstallPermission(bp) != 8391 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8392 // Also drop the permission flags. 8393 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8394 PackageManager.MASK_PERMISSION_FLAGS, 0); 8395 changedInstallPermission = true; 8396 Slog.i(TAG, "Un-granting permission " + perm 8397 + " from package " + pkg.packageName 8398 + " (protectionLevel=" + bp.protectionLevel 8399 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8400 + ")"); 8401 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8402 // Don't print warning for app op permissions, since it is fine for them 8403 // not to be granted, there is a UI for the user to decide. 8404 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8405 Slog.w(TAG, "Not granting permission " + perm 8406 + " to package " + pkg.packageName 8407 + " (protectionLevel=" + bp.protectionLevel 8408 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8409 + ")"); 8410 } 8411 } 8412 } 8413 } 8414 8415 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8416 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8417 // This is the first that we have heard about this package, so the 8418 // permissions we have now selected are fixed until explicitly 8419 // changed. 8420 ps.installPermissionsFixed = true; 8421 } 8422 8423 // Persist the runtime permissions state for users with changes. 8424 for (int userId : changedRuntimePermissionUserIds) { 8425 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8426 } 8427 } 8428 8429 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8430 boolean allowed = false; 8431 final int NP = PackageParser.NEW_PERMISSIONS.length; 8432 for (int ip=0; ip<NP; ip++) { 8433 final PackageParser.NewPermissionInfo npi 8434 = PackageParser.NEW_PERMISSIONS[ip]; 8435 if (npi.name.equals(perm) 8436 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8437 allowed = true; 8438 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8439 + pkg.packageName); 8440 break; 8441 } 8442 } 8443 return allowed; 8444 } 8445 8446 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8447 BasePermission bp, PermissionsState origPermissions) { 8448 boolean allowed; 8449 allowed = (compareSignatures( 8450 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8451 == PackageManager.SIGNATURE_MATCH) 8452 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8453 == PackageManager.SIGNATURE_MATCH); 8454 if (!allowed && (bp.protectionLevel 8455 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8456 if (isSystemApp(pkg)) { 8457 // For updated system applications, a system permission 8458 // is granted only if it had been defined by the original application. 8459 if (pkg.isUpdatedSystemApp()) { 8460 final PackageSetting sysPs = mSettings 8461 .getDisabledSystemPkgLPr(pkg.packageName); 8462 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8463 // If the original was granted this permission, we take 8464 // that grant decision as read and propagate it to the 8465 // update. 8466 if (sysPs.isPrivileged()) { 8467 allowed = true; 8468 } 8469 } else { 8470 // The system apk may have been updated with an older 8471 // version of the one on the data partition, but which 8472 // granted a new system permission that it didn't have 8473 // before. In this case we do want to allow the app to 8474 // now get the new permission if the ancestral apk is 8475 // privileged to get it. 8476 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8477 for (int j=0; 8478 j<sysPs.pkg.requestedPermissions.size(); j++) { 8479 if (perm.equals( 8480 sysPs.pkg.requestedPermissions.get(j))) { 8481 allowed = true; 8482 break; 8483 } 8484 } 8485 } 8486 } 8487 } else { 8488 allowed = isPrivilegedApp(pkg); 8489 } 8490 } 8491 } 8492 if (!allowed) { 8493 if (!allowed && (bp.protectionLevel 8494 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8495 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8496 // If this was a previously normal/dangerous permission that got moved 8497 // to a system permission as part of the runtime permission redesign, then 8498 // we still want to blindly grant it to old apps. 8499 allowed = true; 8500 } 8501 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8502 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8503 // If this permission is to be granted to the system installer and 8504 // this app is an installer, then it gets the permission. 8505 allowed = true; 8506 } 8507 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8508 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8509 // If this permission is to be granted to the system verifier and 8510 // this app is a verifier, then it gets the permission. 8511 allowed = true; 8512 } 8513 if (!allowed && (bp.protectionLevel 8514 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8515 && isSystemApp(pkg)) { 8516 // Any pre-installed system app is allowed to get this permission. 8517 allowed = true; 8518 } 8519 if (!allowed && (bp.protectionLevel 8520 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8521 // For development permissions, a development permission 8522 // is granted only if it was already granted. 8523 allowed = origPermissions.hasInstallPermission(perm); 8524 } 8525 } 8526 return allowed; 8527 } 8528 8529 final class ActivityIntentResolver 8530 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8531 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8532 boolean defaultOnly, int userId) { 8533 if (!sUserManager.exists(userId)) return null; 8534 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8535 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8536 } 8537 8538 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8539 int userId) { 8540 if (!sUserManager.exists(userId)) return null; 8541 mFlags = flags; 8542 return super.queryIntent(intent, resolvedType, 8543 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8544 } 8545 8546 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8547 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8548 if (!sUserManager.exists(userId)) return null; 8549 if (packageActivities == null) { 8550 return null; 8551 } 8552 mFlags = flags; 8553 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8554 final int N = packageActivities.size(); 8555 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8556 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8557 8558 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8559 for (int i = 0; i < N; ++i) { 8560 intentFilters = packageActivities.get(i).intents; 8561 if (intentFilters != null && intentFilters.size() > 0) { 8562 PackageParser.ActivityIntentInfo[] array = 8563 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8564 intentFilters.toArray(array); 8565 listCut.add(array); 8566 } 8567 } 8568 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8569 } 8570 8571 public final void addActivity(PackageParser.Activity a, String type) { 8572 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8573 mActivities.put(a.getComponentName(), a); 8574 if (DEBUG_SHOW_INFO) 8575 Log.v( 8576 TAG, " " + type + " " + 8577 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8578 if (DEBUG_SHOW_INFO) 8579 Log.v(TAG, " Class=" + a.info.name); 8580 final int NI = a.intents.size(); 8581 for (int j=0; j<NI; j++) { 8582 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8583 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8584 intent.setPriority(0); 8585 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8586 + a.className + " with priority > 0, forcing to 0"); 8587 } 8588 if (DEBUG_SHOW_INFO) { 8589 Log.v(TAG, " IntentFilter:"); 8590 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8591 } 8592 if (!intent.debugCheck()) { 8593 Log.w(TAG, "==> For Activity " + a.info.name); 8594 } 8595 addFilter(intent); 8596 } 8597 } 8598 8599 public final void removeActivity(PackageParser.Activity a, String type) { 8600 mActivities.remove(a.getComponentName()); 8601 if (DEBUG_SHOW_INFO) { 8602 Log.v(TAG, " " + type + " " 8603 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8604 : a.info.name) + ":"); 8605 Log.v(TAG, " Class=" + a.info.name); 8606 } 8607 final int NI = a.intents.size(); 8608 for (int j=0; j<NI; j++) { 8609 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8610 if (DEBUG_SHOW_INFO) { 8611 Log.v(TAG, " IntentFilter:"); 8612 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8613 } 8614 removeFilter(intent); 8615 } 8616 } 8617 8618 @Override 8619 protected boolean allowFilterResult( 8620 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8621 ActivityInfo filterAi = filter.activity.info; 8622 for (int i=dest.size()-1; i>=0; i--) { 8623 ActivityInfo destAi = dest.get(i).activityInfo; 8624 if (destAi.name == filterAi.name 8625 && destAi.packageName == filterAi.packageName) { 8626 return false; 8627 } 8628 } 8629 return true; 8630 } 8631 8632 @Override 8633 protected ActivityIntentInfo[] newArray(int size) { 8634 return new ActivityIntentInfo[size]; 8635 } 8636 8637 @Override 8638 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8639 if (!sUserManager.exists(userId)) return true; 8640 PackageParser.Package p = filter.activity.owner; 8641 if (p != null) { 8642 PackageSetting ps = (PackageSetting)p.mExtras; 8643 if (ps != null) { 8644 // System apps are never considered stopped for purposes of 8645 // filtering, because there may be no way for the user to 8646 // actually re-launch them. 8647 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8648 && ps.getStopped(userId); 8649 } 8650 } 8651 return false; 8652 } 8653 8654 @Override 8655 protected boolean isPackageForFilter(String packageName, 8656 PackageParser.ActivityIntentInfo info) { 8657 return packageName.equals(info.activity.owner.packageName); 8658 } 8659 8660 @Override 8661 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8662 int match, int userId) { 8663 if (!sUserManager.exists(userId)) return null; 8664 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8665 return null; 8666 } 8667 final PackageParser.Activity activity = info.activity; 8668 if (mSafeMode && (activity.info.applicationInfo.flags 8669 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8670 return null; 8671 } 8672 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8673 if (ps == null) { 8674 return null; 8675 } 8676 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8677 ps.readUserState(userId), userId); 8678 if (ai == null) { 8679 return null; 8680 } 8681 final ResolveInfo res = new ResolveInfo(); 8682 res.activityInfo = ai; 8683 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8684 res.filter = info; 8685 } 8686 if (info != null) { 8687 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8688 } 8689 res.priority = info.getPriority(); 8690 res.preferredOrder = activity.owner.mPreferredOrder; 8691 //System.out.println("Result: " + res.activityInfo.className + 8692 // " = " + res.priority); 8693 res.match = match; 8694 res.isDefault = info.hasDefault; 8695 res.labelRes = info.labelRes; 8696 res.nonLocalizedLabel = info.nonLocalizedLabel; 8697 if (userNeedsBadging(userId)) { 8698 res.noResourceId = true; 8699 } else { 8700 res.icon = info.icon; 8701 } 8702 res.iconResourceId = info.icon; 8703 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8704 return res; 8705 } 8706 8707 @Override 8708 protected void sortResults(List<ResolveInfo> results) { 8709 Collections.sort(results, mResolvePrioritySorter); 8710 } 8711 8712 @Override 8713 protected void dumpFilter(PrintWriter out, String prefix, 8714 PackageParser.ActivityIntentInfo filter) { 8715 out.print(prefix); out.print( 8716 Integer.toHexString(System.identityHashCode(filter.activity))); 8717 out.print(' '); 8718 filter.activity.printComponentShortName(out); 8719 out.print(" filter "); 8720 out.println(Integer.toHexString(System.identityHashCode(filter))); 8721 } 8722 8723 @Override 8724 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8725 return filter.activity; 8726 } 8727 8728 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8729 PackageParser.Activity activity = (PackageParser.Activity)label; 8730 out.print(prefix); out.print( 8731 Integer.toHexString(System.identityHashCode(activity))); 8732 out.print(' '); 8733 activity.printComponentShortName(out); 8734 if (count > 1) { 8735 out.print(" ("); out.print(count); out.print(" filters)"); 8736 } 8737 out.println(); 8738 } 8739 8740// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8741// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8742// final List<ResolveInfo> retList = Lists.newArrayList(); 8743// while (i.hasNext()) { 8744// final ResolveInfo resolveInfo = i.next(); 8745// if (isEnabledLP(resolveInfo.activityInfo)) { 8746// retList.add(resolveInfo); 8747// } 8748// } 8749// return retList; 8750// } 8751 8752 // Keys are String (activity class name), values are Activity. 8753 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8754 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8755 private int mFlags; 8756 } 8757 8758 private final class ServiceIntentResolver 8759 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8760 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8761 boolean defaultOnly, int userId) { 8762 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8763 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8764 } 8765 8766 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8767 int userId) { 8768 if (!sUserManager.exists(userId)) return null; 8769 mFlags = flags; 8770 return super.queryIntent(intent, resolvedType, 8771 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8772 } 8773 8774 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8775 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8776 if (!sUserManager.exists(userId)) return null; 8777 if (packageServices == null) { 8778 return null; 8779 } 8780 mFlags = flags; 8781 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8782 final int N = packageServices.size(); 8783 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8784 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8785 8786 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8787 for (int i = 0; i < N; ++i) { 8788 intentFilters = packageServices.get(i).intents; 8789 if (intentFilters != null && intentFilters.size() > 0) { 8790 PackageParser.ServiceIntentInfo[] array = 8791 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8792 intentFilters.toArray(array); 8793 listCut.add(array); 8794 } 8795 } 8796 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8797 } 8798 8799 public final void addService(PackageParser.Service s) { 8800 mServices.put(s.getComponentName(), s); 8801 if (DEBUG_SHOW_INFO) { 8802 Log.v(TAG, " " 8803 + (s.info.nonLocalizedLabel != null 8804 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8805 Log.v(TAG, " Class=" + s.info.name); 8806 } 8807 final int NI = s.intents.size(); 8808 int j; 8809 for (j=0; j<NI; j++) { 8810 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8811 if (DEBUG_SHOW_INFO) { 8812 Log.v(TAG, " IntentFilter:"); 8813 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8814 } 8815 if (!intent.debugCheck()) { 8816 Log.w(TAG, "==> For Service " + s.info.name); 8817 } 8818 addFilter(intent); 8819 } 8820 } 8821 8822 public final void removeService(PackageParser.Service s) { 8823 mServices.remove(s.getComponentName()); 8824 if (DEBUG_SHOW_INFO) { 8825 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8826 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8827 Log.v(TAG, " Class=" + s.info.name); 8828 } 8829 final int NI = s.intents.size(); 8830 int j; 8831 for (j=0; j<NI; j++) { 8832 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8833 if (DEBUG_SHOW_INFO) { 8834 Log.v(TAG, " IntentFilter:"); 8835 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8836 } 8837 removeFilter(intent); 8838 } 8839 } 8840 8841 @Override 8842 protected boolean allowFilterResult( 8843 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8844 ServiceInfo filterSi = filter.service.info; 8845 for (int i=dest.size()-1; i>=0; i--) { 8846 ServiceInfo destAi = dest.get(i).serviceInfo; 8847 if (destAi.name == filterSi.name 8848 && destAi.packageName == filterSi.packageName) { 8849 return false; 8850 } 8851 } 8852 return true; 8853 } 8854 8855 @Override 8856 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8857 return new PackageParser.ServiceIntentInfo[size]; 8858 } 8859 8860 @Override 8861 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8862 if (!sUserManager.exists(userId)) return true; 8863 PackageParser.Package p = filter.service.owner; 8864 if (p != null) { 8865 PackageSetting ps = (PackageSetting)p.mExtras; 8866 if (ps != null) { 8867 // System apps are never considered stopped for purposes of 8868 // filtering, because there may be no way for the user to 8869 // actually re-launch them. 8870 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8871 && ps.getStopped(userId); 8872 } 8873 } 8874 return false; 8875 } 8876 8877 @Override 8878 protected boolean isPackageForFilter(String packageName, 8879 PackageParser.ServiceIntentInfo info) { 8880 return packageName.equals(info.service.owner.packageName); 8881 } 8882 8883 @Override 8884 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8885 int match, int userId) { 8886 if (!sUserManager.exists(userId)) return null; 8887 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8888 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8889 return null; 8890 } 8891 final PackageParser.Service service = info.service; 8892 if (mSafeMode && (service.info.applicationInfo.flags 8893 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8894 return null; 8895 } 8896 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8897 if (ps == null) { 8898 return null; 8899 } 8900 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8901 ps.readUserState(userId), userId); 8902 if (si == null) { 8903 return null; 8904 } 8905 final ResolveInfo res = new ResolveInfo(); 8906 res.serviceInfo = si; 8907 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8908 res.filter = filter; 8909 } 8910 res.priority = info.getPriority(); 8911 res.preferredOrder = service.owner.mPreferredOrder; 8912 res.match = match; 8913 res.isDefault = info.hasDefault; 8914 res.labelRes = info.labelRes; 8915 res.nonLocalizedLabel = info.nonLocalizedLabel; 8916 res.icon = info.icon; 8917 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8918 return res; 8919 } 8920 8921 @Override 8922 protected void sortResults(List<ResolveInfo> results) { 8923 Collections.sort(results, mResolvePrioritySorter); 8924 } 8925 8926 @Override 8927 protected void dumpFilter(PrintWriter out, String prefix, 8928 PackageParser.ServiceIntentInfo filter) { 8929 out.print(prefix); out.print( 8930 Integer.toHexString(System.identityHashCode(filter.service))); 8931 out.print(' '); 8932 filter.service.printComponentShortName(out); 8933 out.print(" filter "); 8934 out.println(Integer.toHexString(System.identityHashCode(filter))); 8935 } 8936 8937 @Override 8938 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8939 return filter.service; 8940 } 8941 8942 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8943 PackageParser.Service service = (PackageParser.Service)label; 8944 out.print(prefix); out.print( 8945 Integer.toHexString(System.identityHashCode(service))); 8946 out.print(' '); 8947 service.printComponentShortName(out); 8948 if (count > 1) { 8949 out.print(" ("); out.print(count); out.print(" filters)"); 8950 } 8951 out.println(); 8952 } 8953 8954// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8955// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8956// final List<ResolveInfo> retList = Lists.newArrayList(); 8957// while (i.hasNext()) { 8958// final ResolveInfo resolveInfo = (ResolveInfo) i; 8959// if (isEnabledLP(resolveInfo.serviceInfo)) { 8960// retList.add(resolveInfo); 8961// } 8962// } 8963// return retList; 8964// } 8965 8966 // Keys are String (activity class name), values are Activity. 8967 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8968 = new ArrayMap<ComponentName, PackageParser.Service>(); 8969 private int mFlags; 8970 }; 8971 8972 private final class ProviderIntentResolver 8973 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8974 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8975 boolean defaultOnly, int userId) { 8976 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8977 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8978 } 8979 8980 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8981 int userId) { 8982 if (!sUserManager.exists(userId)) 8983 return null; 8984 mFlags = flags; 8985 return super.queryIntent(intent, resolvedType, 8986 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8987 } 8988 8989 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8990 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8991 if (!sUserManager.exists(userId)) 8992 return null; 8993 if (packageProviders == null) { 8994 return null; 8995 } 8996 mFlags = flags; 8997 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8998 final int N = packageProviders.size(); 8999 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9000 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9001 9002 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9003 for (int i = 0; i < N; ++i) { 9004 intentFilters = packageProviders.get(i).intents; 9005 if (intentFilters != null && intentFilters.size() > 0) { 9006 PackageParser.ProviderIntentInfo[] array = 9007 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9008 intentFilters.toArray(array); 9009 listCut.add(array); 9010 } 9011 } 9012 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9013 } 9014 9015 public final void addProvider(PackageParser.Provider p) { 9016 if (mProviders.containsKey(p.getComponentName())) { 9017 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9018 return; 9019 } 9020 9021 mProviders.put(p.getComponentName(), p); 9022 if (DEBUG_SHOW_INFO) { 9023 Log.v(TAG, " " 9024 + (p.info.nonLocalizedLabel != null 9025 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9026 Log.v(TAG, " Class=" + p.info.name); 9027 } 9028 final int NI = p.intents.size(); 9029 int j; 9030 for (j = 0; j < NI; j++) { 9031 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9032 if (DEBUG_SHOW_INFO) { 9033 Log.v(TAG, " IntentFilter:"); 9034 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9035 } 9036 if (!intent.debugCheck()) { 9037 Log.w(TAG, "==> For Provider " + p.info.name); 9038 } 9039 addFilter(intent); 9040 } 9041 } 9042 9043 public final void removeProvider(PackageParser.Provider p) { 9044 mProviders.remove(p.getComponentName()); 9045 if (DEBUG_SHOW_INFO) { 9046 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9047 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9048 Log.v(TAG, " Class=" + p.info.name); 9049 } 9050 final int NI = p.intents.size(); 9051 int j; 9052 for (j = 0; j < NI; j++) { 9053 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9054 if (DEBUG_SHOW_INFO) { 9055 Log.v(TAG, " IntentFilter:"); 9056 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9057 } 9058 removeFilter(intent); 9059 } 9060 } 9061 9062 @Override 9063 protected boolean allowFilterResult( 9064 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9065 ProviderInfo filterPi = filter.provider.info; 9066 for (int i = dest.size() - 1; i >= 0; i--) { 9067 ProviderInfo destPi = dest.get(i).providerInfo; 9068 if (destPi.name == filterPi.name 9069 && destPi.packageName == filterPi.packageName) { 9070 return false; 9071 } 9072 } 9073 return true; 9074 } 9075 9076 @Override 9077 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9078 return new PackageParser.ProviderIntentInfo[size]; 9079 } 9080 9081 @Override 9082 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9083 if (!sUserManager.exists(userId)) 9084 return true; 9085 PackageParser.Package p = filter.provider.owner; 9086 if (p != null) { 9087 PackageSetting ps = (PackageSetting) p.mExtras; 9088 if (ps != null) { 9089 // System apps are never considered stopped for purposes of 9090 // filtering, because there may be no way for the user to 9091 // actually re-launch them. 9092 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9093 && ps.getStopped(userId); 9094 } 9095 } 9096 return false; 9097 } 9098 9099 @Override 9100 protected boolean isPackageForFilter(String packageName, 9101 PackageParser.ProviderIntentInfo info) { 9102 return packageName.equals(info.provider.owner.packageName); 9103 } 9104 9105 @Override 9106 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9107 int match, int userId) { 9108 if (!sUserManager.exists(userId)) 9109 return null; 9110 final PackageParser.ProviderIntentInfo info = filter; 9111 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9112 return null; 9113 } 9114 final PackageParser.Provider provider = info.provider; 9115 if (mSafeMode && (provider.info.applicationInfo.flags 9116 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9117 return null; 9118 } 9119 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9120 if (ps == null) { 9121 return null; 9122 } 9123 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9124 ps.readUserState(userId), userId); 9125 if (pi == null) { 9126 return null; 9127 } 9128 final ResolveInfo res = new ResolveInfo(); 9129 res.providerInfo = pi; 9130 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9131 res.filter = filter; 9132 } 9133 res.priority = info.getPriority(); 9134 res.preferredOrder = provider.owner.mPreferredOrder; 9135 res.match = match; 9136 res.isDefault = info.hasDefault; 9137 res.labelRes = info.labelRes; 9138 res.nonLocalizedLabel = info.nonLocalizedLabel; 9139 res.icon = info.icon; 9140 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9141 return res; 9142 } 9143 9144 @Override 9145 protected void sortResults(List<ResolveInfo> results) { 9146 Collections.sort(results, mResolvePrioritySorter); 9147 } 9148 9149 @Override 9150 protected void dumpFilter(PrintWriter out, String prefix, 9151 PackageParser.ProviderIntentInfo filter) { 9152 out.print(prefix); 9153 out.print( 9154 Integer.toHexString(System.identityHashCode(filter.provider))); 9155 out.print(' '); 9156 filter.provider.printComponentShortName(out); 9157 out.print(" filter "); 9158 out.println(Integer.toHexString(System.identityHashCode(filter))); 9159 } 9160 9161 @Override 9162 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9163 return filter.provider; 9164 } 9165 9166 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9167 PackageParser.Provider provider = (PackageParser.Provider)label; 9168 out.print(prefix); out.print( 9169 Integer.toHexString(System.identityHashCode(provider))); 9170 out.print(' '); 9171 provider.printComponentShortName(out); 9172 if (count > 1) { 9173 out.print(" ("); out.print(count); out.print(" filters)"); 9174 } 9175 out.println(); 9176 } 9177 9178 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9179 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9180 private int mFlags; 9181 }; 9182 9183 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9184 new Comparator<ResolveInfo>() { 9185 public int compare(ResolveInfo r1, ResolveInfo r2) { 9186 int v1 = r1.priority; 9187 int v2 = r2.priority; 9188 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9189 if (v1 != v2) { 9190 return (v1 > v2) ? -1 : 1; 9191 } 9192 v1 = r1.preferredOrder; 9193 v2 = r2.preferredOrder; 9194 if (v1 != v2) { 9195 return (v1 > v2) ? -1 : 1; 9196 } 9197 if (r1.isDefault != r2.isDefault) { 9198 return r1.isDefault ? -1 : 1; 9199 } 9200 v1 = r1.match; 9201 v2 = r2.match; 9202 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9203 if (v1 != v2) { 9204 return (v1 > v2) ? -1 : 1; 9205 } 9206 if (r1.system != r2.system) { 9207 return r1.system ? -1 : 1; 9208 } 9209 return 0; 9210 } 9211 }; 9212 9213 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9214 new Comparator<ProviderInfo>() { 9215 public int compare(ProviderInfo p1, ProviderInfo p2) { 9216 final int v1 = p1.initOrder; 9217 final int v2 = p2.initOrder; 9218 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9219 } 9220 }; 9221 9222 final void sendPackageBroadcast(final String action, final String pkg, 9223 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9224 final int[] userIds) { 9225 mHandler.post(new Runnable() { 9226 @Override 9227 public void run() { 9228 try { 9229 final IActivityManager am = ActivityManagerNative.getDefault(); 9230 if (am == null) return; 9231 final int[] resolvedUserIds; 9232 if (userIds == null) { 9233 resolvedUserIds = am.getRunningUserIds(); 9234 } else { 9235 resolvedUserIds = userIds; 9236 } 9237 for (int id : resolvedUserIds) { 9238 final Intent intent = new Intent(action, 9239 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9240 if (extras != null) { 9241 intent.putExtras(extras); 9242 } 9243 if (targetPkg != null) { 9244 intent.setPackage(targetPkg); 9245 } 9246 // Modify the UID when posting to other users 9247 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9248 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9249 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9250 intent.putExtra(Intent.EXTRA_UID, uid); 9251 } 9252 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9253 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9254 if (DEBUG_BROADCASTS) { 9255 RuntimeException here = new RuntimeException("here"); 9256 here.fillInStackTrace(); 9257 Slog.d(TAG, "Sending to user " + id + ": " 9258 + intent.toShortString(false, true, false, false) 9259 + " " + intent.getExtras(), here); 9260 } 9261 am.broadcastIntent(null, intent, null, finishedReceiver, 9262 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9263 null, finishedReceiver != null, false, id); 9264 } 9265 } catch (RemoteException ex) { 9266 } 9267 } 9268 }); 9269 } 9270 9271 /** 9272 * Check if the external storage media is available. This is true if there 9273 * is a mounted external storage medium or if the external storage is 9274 * emulated. 9275 */ 9276 private boolean isExternalMediaAvailable() { 9277 return mMediaMounted || Environment.isExternalStorageEmulated(); 9278 } 9279 9280 @Override 9281 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9282 // writer 9283 synchronized (mPackages) { 9284 if (!isExternalMediaAvailable()) { 9285 // If the external storage is no longer mounted at this point, 9286 // the caller may not have been able to delete all of this 9287 // packages files and can not delete any more. Bail. 9288 return null; 9289 } 9290 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9291 if (lastPackage != null) { 9292 pkgs.remove(lastPackage); 9293 } 9294 if (pkgs.size() > 0) { 9295 return pkgs.get(0); 9296 } 9297 } 9298 return null; 9299 } 9300 9301 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9302 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9303 userId, andCode ? 1 : 0, packageName); 9304 if (mSystemReady) { 9305 msg.sendToTarget(); 9306 } else { 9307 if (mPostSystemReadyMessages == null) { 9308 mPostSystemReadyMessages = new ArrayList<>(); 9309 } 9310 mPostSystemReadyMessages.add(msg); 9311 } 9312 } 9313 9314 void startCleaningPackages() { 9315 // reader 9316 synchronized (mPackages) { 9317 if (!isExternalMediaAvailable()) { 9318 return; 9319 } 9320 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9321 return; 9322 } 9323 } 9324 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9325 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9326 IActivityManager am = ActivityManagerNative.getDefault(); 9327 if (am != null) { 9328 try { 9329 am.startService(null, intent, null, mContext.getOpPackageName(), 9330 UserHandle.USER_OWNER); 9331 } catch (RemoteException e) { 9332 } 9333 } 9334 } 9335 9336 @Override 9337 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9338 int installFlags, String installerPackageName, VerificationParams verificationParams, 9339 String packageAbiOverride) { 9340 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9341 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9342 } 9343 9344 @Override 9345 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9346 int installFlags, String installerPackageName, VerificationParams verificationParams, 9347 String packageAbiOverride, int userId) { 9348 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9349 9350 final int callingUid = Binder.getCallingUid(); 9351 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9352 9353 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9354 try { 9355 if (observer != null) { 9356 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9357 } 9358 } catch (RemoteException re) { 9359 } 9360 return; 9361 } 9362 9363 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9364 installFlags |= PackageManager.INSTALL_FROM_ADB; 9365 9366 } else { 9367 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9368 // about installerPackageName. 9369 9370 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9371 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9372 } 9373 9374 UserHandle user; 9375 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9376 user = UserHandle.ALL; 9377 } else { 9378 user = new UserHandle(userId); 9379 } 9380 9381 // Only system components can circumvent runtime permissions when installing. 9382 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9383 && mContext.checkCallingOrSelfPermission(Manifest.permission 9384 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9385 throw new SecurityException("You need the " 9386 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9387 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9388 } 9389 9390 verificationParams.setInstallerUid(callingUid); 9391 9392 final File originFile = new File(originPath); 9393 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9394 9395 final Message msg = mHandler.obtainMessage(INIT_COPY); 9396 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9397 null, verificationParams, user, packageAbiOverride); 9398 mHandler.sendMessage(msg); 9399 } 9400 9401 void installStage(String packageName, File stagedDir, String stagedCid, 9402 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9403 String installerPackageName, int installerUid, UserHandle user) { 9404 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9405 params.referrerUri, installerUid, null); 9406 verifParams.setInstallerUid(installerUid); 9407 9408 final OriginInfo origin; 9409 if (stagedDir != null) { 9410 origin = OriginInfo.fromStagedFile(stagedDir); 9411 } else { 9412 origin = OriginInfo.fromStagedContainer(stagedCid); 9413 } 9414 9415 final Message msg = mHandler.obtainMessage(INIT_COPY); 9416 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9417 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9418 mHandler.sendMessage(msg); 9419 } 9420 9421 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9422 Bundle extras = new Bundle(1); 9423 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9424 9425 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9426 packageName, extras, null, null, new int[] {userId}); 9427 try { 9428 IActivityManager am = ActivityManagerNative.getDefault(); 9429 final boolean isSystem = 9430 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9431 if (isSystem && am.isUserRunning(userId, false)) { 9432 // The just-installed/enabled app is bundled on the system, so presumed 9433 // to be able to run automatically without needing an explicit launch. 9434 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9435 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9436 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9437 .setPackage(packageName); 9438 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9439 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9440 } 9441 } catch (RemoteException e) { 9442 // shouldn't happen 9443 Slog.w(TAG, "Unable to bootstrap installed package", e); 9444 } 9445 } 9446 9447 @Override 9448 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9449 int userId) { 9450 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9451 PackageSetting pkgSetting; 9452 final int uid = Binder.getCallingUid(); 9453 enforceCrossUserPermission(uid, userId, true, true, 9454 "setApplicationHiddenSetting for user " + userId); 9455 9456 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9457 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9458 return false; 9459 } 9460 9461 long callingId = Binder.clearCallingIdentity(); 9462 try { 9463 boolean sendAdded = false; 9464 boolean sendRemoved = false; 9465 // writer 9466 synchronized (mPackages) { 9467 pkgSetting = mSettings.mPackages.get(packageName); 9468 if (pkgSetting == null) { 9469 return false; 9470 } 9471 if (pkgSetting.getHidden(userId) != hidden) { 9472 pkgSetting.setHidden(hidden, userId); 9473 mSettings.writePackageRestrictionsLPr(userId); 9474 if (hidden) { 9475 sendRemoved = true; 9476 } else { 9477 sendAdded = true; 9478 } 9479 } 9480 } 9481 if (sendAdded) { 9482 sendPackageAddedForUser(packageName, pkgSetting, userId); 9483 return true; 9484 } 9485 if (sendRemoved) { 9486 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9487 "hiding pkg"); 9488 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9489 } 9490 } finally { 9491 Binder.restoreCallingIdentity(callingId); 9492 } 9493 return false; 9494 } 9495 9496 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9497 int userId) { 9498 final PackageRemovedInfo info = new PackageRemovedInfo(); 9499 info.removedPackage = packageName; 9500 info.removedUsers = new int[] {userId}; 9501 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9502 info.sendBroadcast(false, false, false); 9503 } 9504 9505 /** 9506 * Returns true if application is not found or there was an error. Otherwise it returns 9507 * the hidden state of the package for the given user. 9508 */ 9509 @Override 9510 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9511 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9512 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9513 false, "getApplicationHidden for user " + userId); 9514 PackageSetting pkgSetting; 9515 long callingId = Binder.clearCallingIdentity(); 9516 try { 9517 // writer 9518 synchronized (mPackages) { 9519 pkgSetting = mSettings.mPackages.get(packageName); 9520 if (pkgSetting == null) { 9521 return true; 9522 } 9523 return pkgSetting.getHidden(userId); 9524 } 9525 } finally { 9526 Binder.restoreCallingIdentity(callingId); 9527 } 9528 } 9529 9530 /** 9531 * @hide 9532 */ 9533 @Override 9534 public int installExistingPackageAsUser(String packageName, int userId) { 9535 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9536 null); 9537 PackageSetting pkgSetting; 9538 final int uid = Binder.getCallingUid(); 9539 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9540 + userId); 9541 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9542 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9543 } 9544 9545 long callingId = Binder.clearCallingIdentity(); 9546 try { 9547 boolean sendAdded = false; 9548 9549 // writer 9550 synchronized (mPackages) { 9551 pkgSetting = mSettings.mPackages.get(packageName); 9552 if (pkgSetting == null) { 9553 return PackageManager.INSTALL_FAILED_INVALID_URI; 9554 } 9555 if (!pkgSetting.getInstalled(userId)) { 9556 pkgSetting.setInstalled(true, userId); 9557 pkgSetting.setHidden(false, userId); 9558 mSettings.writePackageRestrictionsLPr(userId); 9559 sendAdded = true; 9560 } 9561 } 9562 9563 if (sendAdded) { 9564 sendPackageAddedForUser(packageName, pkgSetting, userId); 9565 } 9566 } finally { 9567 Binder.restoreCallingIdentity(callingId); 9568 } 9569 9570 return PackageManager.INSTALL_SUCCEEDED; 9571 } 9572 9573 boolean isUserRestricted(int userId, String restrictionKey) { 9574 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9575 if (restrictions.getBoolean(restrictionKey, false)) { 9576 Log.w(TAG, "User is restricted: " + restrictionKey); 9577 return true; 9578 } 9579 return false; 9580 } 9581 9582 @Override 9583 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9584 mContext.enforceCallingOrSelfPermission( 9585 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9586 "Only package verification agents can verify applications"); 9587 9588 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9589 final PackageVerificationResponse response = new PackageVerificationResponse( 9590 verificationCode, Binder.getCallingUid()); 9591 msg.arg1 = id; 9592 msg.obj = response; 9593 mHandler.sendMessage(msg); 9594 } 9595 9596 @Override 9597 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9598 long millisecondsToDelay) { 9599 mContext.enforceCallingOrSelfPermission( 9600 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9601 "Only package verification agents can extend verification timeouts"); 9602 9603 final PackageVerificationState state = mPendingVerification.get(id); 9604 final PackageVerificationResponse response = new PackageVerificationResponse( 9605 verificationCodeAtTimeout, Binder.getCallingUid()); 9606 9607 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9608 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9609 } 9610 if (millisecondsToDelay < 0) { 9611 millisecondsToDelay = 0; 9612 } 9613 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9614 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9615 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9616 } 9617 9618 if ((state != null) && !state.timeoutExtended()) { 9619 state.extendTimeout(); 9620 9621 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9622 msg.arg1 = id; 9623 msg.obj = response; 9624 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9625 } 9626 } 9627 9628 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9629 int verificationCode, UserHandle user) { 9630 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9631 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9632 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9633 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9634 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9635 9636 mContext.sendBroadcastAsUser(intent, user, 9637 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9638 } 9639 9640 private ComponentName matchComponentForVerifier(String packageName, 9641 List<ResolveInfo> receivers) { 9642 ActivityInfo targetReceiver = null; 9643 9644 final int NR = receivers.size(); 9645 for (int i = 0; i < NR; i++) { 9646 final ResolveInfo info = receivers.get(i); 9647 if (info.activityInfo == null) { 9648 continue; 9649 } 9650 9651 if (packageName.equals(info.activityInfo.packageName)) { 9652 targetReceiver = info.activityInfo; 9653 break; 9654 } 9655 } 9656 9657 if (targetReceiver == null) { 9658 return null; 9659 } 9660 9661 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9662 } 9663 9664 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9665 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9666 if (pkgInfo.verifiers.length == 0) { 9667 return null; 9668 } 9669 9670 final int N = pkgInfo.verifiers.length; 9671 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9672 for (int i = 0; i < N; i++) { 9673 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9674 9675 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9676 receivers); 9677 if (comp == null) { 9678 continue; 9679 } 9680 9681 final int verifierUid = getUidForVerifier(verifierInfo); 9682 if (verifierUid == -1) { 9683 continue; 9684 } 9685 9686 if (DEBUG_VERIFY) { 9687 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9688 + " with the correct signature"); 9689 } 9690 sufficientVerifiers.add(comp); 9691 verificationState.addSufficientVerifier(verifierUid); 9692 } 9693 9694 return sufficientVerifiers; 9695 } 9696 9697 private int getUidForVerifier(VerifierInfo verifierInfo) { 9698 synchronized (mPackages) { 9699 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9700 if (pkg == null) { 9701 return -1; 9702 } else if (pkg.mSignatures.length != 1) { 9703 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9704 + " has more than one signature; ignoring"); 9705 return -1; 9706 } 9707 9708 /* 9709 * If the public key of the package's signature does not match 9710 * our expected public key, then this is a different package and 9711 * we should skip. 9712 */ 9713 9714 final byte[] expectedPublicKey; 9715 try { 9716 final Signature verifierSig = pkg.mSignatures[0]; 9717 final PublicKey publicKey = verifierSig.getPublicKey(); 9718 expectedPublicKey = publicKey.getEncoded(); 9719 } catch (CertificateException e) { 9720 return -1; 9721 } 9722 9723 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9724 9725 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9726 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9727 + " does not have the expected public key; ignoring"); 9728 return -1; 9729 } 9730 9731 return pkg.applicationInfo.uid; 9732 } 9733 } 9734 9735 @Override 9736 public void finishPackageInstall(int token) { 9737 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9738 9739 if (DEBUG_INSTALL) { 9740 Slog.v(TAG, "BM finishing package install for " + token); 9741 } 9742 9743 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9744 mHandler.sendMessage(msg); 9745 } 9746 9747 /** 9748 * Get the verification agent timeout. 9749 * 9750 * @return verification timeout in milliseconds 9751 */ 9752 private long getVerificationTimeout() { 9753 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9754 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9755 DEFAULT_VERIFICATION_TIMEOUT); 9756 } 9757 9758 /** 9759 * Get the default verification agent response code. 9760 * 9761 * @return default verification response code 9762 */ 9763 private int getDefaultVerificationResponse() { 9764 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9765 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9766 DEFAULT_VERIFICATION_RESPONSE); 9767 } 9768 9769 /** 9770 * Check whether or not package verification has been enabled. 9771 * 9772 * @return true if verification should be performed 9773 */ 9774 private boolean isVerificationEnabled(int userId, int installFlags) { 9775 if (!DEFAULT_VERIFY_ENABLE) { 9776 return false; 9777 } 9778 9779 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9780 9781 // Check if installing from ADB 9782 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9783 // Do not run verification in a test harness environment 9784 if (ActivityManager.isRunningInTestHarness()) { 9785 return false; 9786 } 9787 if (ensureVerifyAppsEnabled) { 9788 return true; 9789 } 9790 // Check if the developer does not want package verification for ADB installs 9791 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9792 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9793 return false; 9794 } 9795 } 9796 9797 if (ensureVerifyAppsEnabled) { 9798 return true; 9799 } 9800 9801 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9802 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9803 } 9804 9805 @Override 9806 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9807 throws RemoteException { 9808 mContext.enforceCallingOrSelfPermission( 9809 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9810 "Only intentfilter verification agents can verify applications"); 9811 9812 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9813 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9814 Binder.getCallingUid(), verificationCode, failedDomains); 9815 msg.arg1 = id; 9816 msg.obj = response; 9817 mHandler.sendMessage(msg); 9818 } 9819 9820 @Override 9821 public int getIntentVerificationStatus(String packageName, int userId) { 9822 synchronized (mPackages) { 9823 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9824 } 9825 } 9826 9827 @Override 9828 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9829 mContext.enforceCallingOrSelfPermission( 9830 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9831 9832 boolean result = false; 9833 synchronized (mPackages) { 9834 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9835 } 9836 if (result) { 9837 scheduleWritePackageRestrictionsLocked(userId); 9838 } 9839 return result; 9840 } 9841 9842 @Override 9843 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9844 synchronized (mPackages) { 9845 return mSettings.getIntentFilterVerificationsLPr(packageName); 9846 } 9847 } 9848 9849 @Override 9850 public List<IntentFilter> getAllIntentFilters(String packageName) { 9851 if (TextUtils.isEmpty(packageName)) { 9852 return Collections.<IntentFilter>emptyList(); 9853 } 9854 synchronized (mPackages) { 9855 PackageParser.Package pkg = mPackages.get(packageName); 9856 if (pkg == null || pkg.activities == null) { 9857 return Collections.<IntentFilter>emptyList(); 9858 } 9859 final int count = pkg.activities.size(); 9860 ArrayList<IntentFilter> result = new ArrayList<>(); 9861 for (int n=0; n<count; n++) { 9862 PackageParser.Activity activity = pkg.activities.get(n); 9863 if (activity.intents != null || activity.intents.size() > 0) { 9864 result.addAll(activity.intents); 9865 } 9866 } 9867 return result; 9868 } 9869 } 9870 9871 @Override 9872 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9873 mContext.enforceCallingOrSelfPermission( 9874 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9875 9876 synchronized (mPackages) { 9877 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9878 if (packageName != null) { 9879 result |= updateIntentVerificationStatus(packageName, 9880 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9881 UserHandle.myUserId()); 9882 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9883 packageName, userId); 9884 } 9885 return result; 9886 } 9887 } 9888 9889 @Override 9890 public String getDefaultBrowserPackageName(int userId) { 9891 synchronized (mPackages) { 9892 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9893 } 9894 } 9895 9896 /** 9897 * Get the "allow unknown sources" setting. 9898 * 9899 * @return the current "allow unknown sources" setting 9900 */ 9901 private int getUnknownSourcesSettings() { 9902 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9903 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9904 -1); 9905 } 9906 9907 @Override 9908 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9909 final int uid = Binder.getCallingUid(); 9910 // writer 9911 synchronized (mPackages) { 9912 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9913 if (targetPackageSetting == null) { 9914 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9915 } 9916 9917 PackageSetting installerPackageSetting; 9918 if (installerPackageName != null) { 9919 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9920 if (installerPackageSetting == null) { 9921 throw new IllegalArgumentException("Unknown installer package: " 9922 + installerPackageName); 9923 } 9924 } else { 9925 installerPackageSetting = null; 9926 } 9927 9928 Signature[] callerSignature; 9929 Object obj = mSettings.getUserIdLPr(uid); 9930 if (obj != null) { 9931 if (obj instanceof SharedUserSetting) { 9932 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9933 } else if (obj instanceof PackageSetting) { 9934 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9935 } else { 9936 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9937 } 9938 } else { 9939 throw new SecurityException("Unknown calling uid " + uid); 9940 } 9941 9942 // Verify: can't set installerPackageName to a package that is 9943 // not signed with the same cert as the caller. 9944 if (installerPackageSetting != null) { 9945 if (compareSignatures(callerSignature, 9946 installerPackageSetting.signatures.mSignatures) 9947 != PackageManager.SIGNATURE_MATCH) { 9948 throw new SecurityException( 9949 "Caller does not have same cert as new installer package " 9950 + installerPackageName); 9951 } 9952 } 9953 9954 // Verify: if target already has an installer package, it must 9955 // be signed with the same cert as the caller. 9956 if (targetPackageSetting.installerPackageName != null) { 9957 PackageSetting setting = mSettings.mPackages.get( 9958 targetPackageSetting.installerPackageName); 9959 // If the currently set package isn't valid, then it's always 9960 // okay to change it. 9961 if (setting != null) { 9962 if (compareSignatures(callerSignature, 9963 setting.signatures.mSignatures) 9964 != PackageManager.SIGNATURE_MATCH) { 9965 throw new SecurityException( 9966 "Caller does not have same cert as old installer package " 9967 + targetPackageSetting.installerPackageName); 9968 } 9969 } 9970 } 9971 9972 // Okay! 9973 targetPackageSetting.installerPackageName = installerPackageName; 9974 scheduleWriteSettingsLocked(); 9975 } 9976 } 9977 9978 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9979 // Queue up an async operation since the package installation may take a little while. 9980 mHandler.post(new Runnable() { 9981 public void run() { 9982 mHandler.removeCallbacks(this); 9983 // Result object to be returned 9984 PackageInstalledInfo res = new PackageInstalledInfo(); 9985 res.returnCode = currentStatus; 9986 res.uid = -1; 9987 res.pkg = null; 9988 res.removedInfo = new PackageRemovedInfo(); 9989 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9990 args.doPreInstall(res.returnCode); 9991 synchronized (mInstallLock) { 9992 installPackageLI(args, res); 9993 } 9994 args.doPostInstall(res.returnCode, res.uid); 9995 } 9996 9997 // A restore should be performed at this point if (a) the install 9998 // succeeded, (b) the operation is not an update, and (c) the new 9999 // package has not opted out of backup participation. 10000 final boolean update = res.removedInfo.removedPackage != null; 10001 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10002 boolean doRestore = !update 10003 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10004 10005 // Set up the post-install work request bookkeeping. This will be used 10006 // and cleaned up by the post-install event handling regardless of whether 10007 // there's a restore pass performed. Token values are >= 1. 10008 int token; 10009 if (mNextInstallToken < 0) mNextInstallToken = 1; 10010 token = mNextInstallToken++; 10011 10012 PostInstallData data = new PostInstallData(args, res); 10013 mRunningInstalls.put(token, data); 10014 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10015 10016 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10017 // Pass responsibility to the Backup Manager. It will perform a 10018 // restore if appropriate, then pass responsibility back to the 10019 // Package Manager to run the post-install observer callbacks 10020 // and broadcasts. 10021 IBackupManager bm = IBackupManager.Stub.asInterface( 10022 ServiceManager.getService(Context.BACKUP_SERVICE)); 10023 if (bm != null) { 10024 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10025 + " to BM for possible restore"); 10026 try { 10027 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10028 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10029 } else { 10030 doRestore = false; 10031 } 10032 } catch (RemoteException e) { 10033 // can't happen; the backup manager is local 10034 } catch (Exception e) { 10035 Slog.e(TAG, "Exception trying to enqueue restore", e); 10036 doRestore = false; 10037 } 10038 } else { 10039 Slog.e(TAG, "Backup Manager not found!"); 10040 doRestore = false; 10041 } 10042 } 10043 10044 if (!doRestore) { 10045 // No restore possible, or the Backup Manager was mysteriously not 10046 // available -- just fire the post-install work request directly. 10047 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10048 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10049 mHandler.sendMessage(msg); 10050 } 10051 } 10052 }); 10053 } 10054 10055 private abstract class HandlerParams { 10056 private static final int MAX_RETRIES = 4; 10057 10058 /** 10059 * Number of times startCopy() has been attempted and had a non-fatal 10060 * error. 10061 */ 10062 private int mRetries = 0; 10063 10064 /** User handle for the user requesting the information or installation. */ 10065 private final UserHandle mUser; 10066 10067 HandlerParams(UserHandle user) { 10068 mUser = user; 10069 } 10070 10071 UserHandle getUser() { 10072 return mUser; 10073 } 10074 10075 final boolean startCopy() { 10076 boolean res; 10077 try { 10078 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10079 10080 if (++mRetries > MAX_RETRIES) { 10081 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10082 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10083 handleServiceError(); 10084 return false; 10085 } else { 10086 handleStartCopy(); 10087 res = true; 10088 } 10089 } catch (RemoteException e) { 10090 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10091 mHandler.sendEmptyMessage(MCS_RECONNECT); 10092 res = false; 10093 } 10094 handleReturnCode(); 10095 return res; 10096 } 10097 10098 final void serviceError() { 10099 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10100 handleServiceError(); 10101 handleReturnCode(); 10102 } 10103 10104 abstract void handleStartCopy() throws RemoteException; 10105 abstract void handleServiceError(); 10106 abstract void handleReturnCode(); 10107 } 10108 10109 class MeasureParams extends HandlerParams { 10110 private final PackageStats mStats; 10111 private boolean mSuccess; 10112 10113 private final IPackageStatsObserver mObserver; 10114 10115 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10116 super(new UserHandle(stats.userHandle)); 10117 mObserver = observer; 10118 mStats = stats; 10119 } 10120 10121 @Override 10122 public String toString() { 10123 return "MeasureParams{" 10124 + Integer.toHexString(System.identityHashCode(this)) 10125 + " " + mStats.packageName + "}"; 10126 } 10127 10128 @Override 10129 void handleStartCopy() throws RemoteException { 10130 synchronized (mInstallLock) { 10131 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10132 } 10133 10134 if (mSuccess) { 10135 final boolean mounted; 10136 if (Environment.isExternalStorageEmulated()) { 10137 mounted = true; 10138 } else { 10139 final String status = Environment.getExternalStorageState(); 10140 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10141 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10142 } 10143 10144 if (mounted) { 10145 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10146 10147 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10148 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10149 10150 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10151 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10152 10153 // Always subtract cache size, since it's a subdirectory 10154 mStats.externalDataSize -= mStats.externalCacheSize; 10155 10156 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10157 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10158 10159 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10160 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10161 } 10162 } 10163 } 10164 10165 @Override 10166 void handleReturnCode() { 10167 if (mObserver != null) { 10168 try { 10169 mObserver.onGetStatsCompleted(mStats, mSuccess); 10170 } catch (RemoteException e) { 10171 Slog.i(TAG, "Observer no longer exists."); 10172 } 10173 } 10174 } 10175 10176 @Override 10177 void handleServiceError() { 10178 Slog.e(TAG, "Could not measure application " + mStats.packageName 10179 + " external storage"); 10180 } 10181 } 10182 10183 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10184 throws RemoteException { 10185 long result = 0; 10186 for (File path : paths) { 10187 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10188 } 10189 return result; 10190 } 10191 10192 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10193 for (File path : paths) { 10194 try { 10195 mcs.clearDirectory(path.getAbsolutePath()); 10196 } catch (RemoteException e) { 10197 } 10198 } 10199 } 10200 10201 static class OriginInfo { 10202 /** 10203 * Location where install is coming from, before it has been 10204 * copied/renamed into place. This could be a single monolithic APK 10205 * file, or a cluster directory. This location may be untrusted. 10206 */ 10207 final File file; 10208 final String cid; 10209 10210 /** 10211 * Flag indicating that {@link #file} or {@link #cid} has already been 10212 * staged, meaning downstream users don't need to defensively copy the 10213 * contents. 10214 */ 10215 final boolean staged; 10216 10217 /** 10218 * Flag indicating that {@link #file} or {@link #cid} is an already 10219 * installed app that is being moved. 10220 */ 10221 final boolean existing; 10222 10223 final String resolvedPath; 10224 final File resolvedFile; 10225 10226 static OriginInfo fromNothing() { 10227 return new OriginInfo(null, null, false, false); 10228 } 10229 10230 static OriginInfo fromUntrustedFile(File file) { 10231 return new OriginInfo(file, null, false, false); 10232 } 10233 10234 static OriginInfo fromExistingFile(File file) { 10235 return new OriginInfo(file, null, false, true); 10236 } 10237 10238 static OriginInfo fromStagedFile(File file) { 10239 return new OriginInfo(file, null, true, false); 10240 } 10241 10242 static OriginInfo fromStagedContainer(String cid) { 10243 return new OriginInfo(null, cid, true, false); 10244 } 10245 10246 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10247 this.file = file; 10248 this.cid = cid; 10249 this.staged = staged; 10250 this.existing = existing; 10251 10252 if (cid != null) { 10253 resolvedPath = PackageHelper.getSdDir(cid); 10254 resolvedFile = new File(resolvedPath); 10255 } else if (file != null) { 10256 resolvedPath = file.getAbsolutePath(); 10257 resolvedFile = file; 10258 } else { 10259 resolvedPath = null; 10260 resolvedFile = null; 10261 } 10262 } 10263 } 10264 10265 class MoveInfo { 10266 final int moveId; 10267 final String fromUuid; 10268 final String toUuid; 10269 final String packageName; 10270 final String dataAppName; 10271 final int appId; 10272 final String seinfo; 10273 10274 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10275 String dataAppName, int appId, String seinfo) { 10276 this.moveId = moveId; 10277 this.fromUuid = fromUuid; 10278 this.toUuid = toUuid; 10279 this.packageName = packageName; 10280 this.dataAppName = dataAppName; 10281 this.appId = appId; 10282 this.seinfo = seinfo; 10283 } 10284 } 10285 10286 class InstallParams extends HandlerParams { 10287 final OriginInfo origin; 10288 final MoveInfo move; 10289 final IPackageInstallObserver2 observer; 10290 int installFlags; 10291 final String installerPackageName; 10292 final String volumeUuid; 10293 final VerificationParams verificationParams; 10294 private InstallArgs mArgs; 10295 private int mRet; 10296 final String packageAbiOverride; 10297 10298 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10299 int installFlags, String installerPackageName, String volumeUuid, 10300 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10301 super(user); 10302 this.origin = origin; 10303 this.move = move; 10304 this.observer = observer; 10305 this.installFlags = installFlags; 10306 this.installerPackageName = installerPackageName; 10307 this.volumeUuid = volumeUuid; 10308 this.verificationParams = verificationParams; 10309 this.packageAbiOverride = packageAbiOverride; 10310 } 10311 10312 @Override 10313 public String toString() { 10314 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10315 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10316 } 10317 10318 public ManifestDigest getManifestDigest() { 10319 if (verificationParams == null) { 10320 return null; 10321 } 10322 return verificationParams.getManifestDigest(); 10323 } 10324 10325 private int installLocationPolicy(PackageInfoLite pkgLite) { 10326 String packageName = pkgLite.packageName; 10327 int installLocation = pkgLite.installLocation; 10328 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10329 // reader 10330 synchronized (mPackages) { 10331 PackageParser.Package pkg = mPackages.get(packageName); 10332 if (pkg != null) { 10333 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10334 // Check for downgrading. 10335 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10336 try { 10337 checkDowngrade(pkg, pkgLite); 10338 } catch (PackageManagerException e) { 10339 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10340 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10341 } 10342 } 10343 // Check for updated system application. 10344 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10345 if (onSd) { 10346 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10347 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10348 } 10349 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10350 } else { 10351 if (onSd) { 10352 // Install flag overrides everything. 10353 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10354 } 10355 // If current upgrade specifies particular preference 10356 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10357 // Application explicitly specified internal. 10358 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10359 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10360 // App explictly prefers external. Let policy decide 10361 } else { 10362 // Prefer previous location 10363 if (isExternal(pkg)) { 10364 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10365 } 10366 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10367 } 10368 } 10369 } else { 10370 // Invalid install. Return error code 10371 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10372 } 10373 } 10374 } 10375 // All the special cases have been taken care of. 10376 // Return result based on recommended install location. 10377 if (onSd) { 10378 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10379 } 10380 return pkgLite.recommendedInstallLocation; 10381 } 10382 10383 /* 10384 * Invoke remote method to get package information and install 10385 * location values. Override install location based on default 10386 * policy if needed and then create install arguments based 10387 * on the install location. 10388 */ 10389 public void handleStartCopy() throws RemoteException { 10390 int ret = PackageManager.INSTALL_SUCCEEDED; 10391 10392 // If we're already staged, we've firmly committed to an install location 10393 if (origin.staged) { 10394 if (origin.file != null) { 10395 installFlags |= PackageManager.INSTALL_INTERNAL; 10396 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10397 } else if (origin.cid != null) { 10398 installFlags |= PackageManager.INSTALL_EXTERNAL; 10399 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10400 } else { 10401 throw new IllegalStateException("Invalid stage location"); 10402 } 10403 } 10404 10405 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10406 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10407 10408 PackageInfoLite pkgLite = null; 10409 10410 if (onInt && onSd) { 10411 // Check if both bits are set. 10412 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10413 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10414 } else { 10415 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10416 packageAbiOverride); 10417 10418 /* 10419 * If we have too little free space, try to free cache 10420 * before giving up. 10421 */ 10422 if (!origin.staged && pkgLite.recommendedInstallLocation 10423 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10424 // TODO: focus freeing disk space on the target device 10425 final StorageManager storage = StorageManager.from(mContext); 10426 final long lowThreshold = storage.getStorageLowBytes( 10427 Environment.getDataDirectory()); 10428 10429 final long sizeBytes = mContainerService.calculateInstalledSize( 10430 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10431 10432 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10433 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10434 installFlags, packageAbiOverride); 10435 } 10436 10437 /* 10438 * The cache free must have deleted the file we 10439 * downloaded to install. 10440 * 10441 * TODO: fix the "freeCache" call to not delete 10442 * the file we care about. 10443 */ 10444 if (pkgLite.recommendedInstallLocation 10445 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10446 pkgLite.recommendedInstallLocation 10447 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10448 } 10449 } 10450 } 10451 10452 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10453 int loc = pkgLite.recommendedInstallLocation; 10454 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10455 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10456 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10457 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10458 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10459 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10460 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10461 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10462 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10463 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10464 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10465 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10466 } else { 10467 // Override with defaults if needed. 10468 loc = installLocationPolicy(pkgLite); 10469 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10470 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10471 } else if (!onSd && !onInt) { 10472 // Override install location with flags 10473 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10474 // Set the flag to install on external media. 10475 installFlags |= PackageManager.INSTALL_EXTERNAL; 10476 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10477 } else { 10478 // Make sure the flag for installing on external 10479 // media is unset 10480 installFlags |= PackageManager.INSTALL_INTERNAL; 10481 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10482 } 10483 } 10484 } 10485 } 10486 10487 final InstallArgs args = createInstallArgs(this); 10488 mArgs = args; 10489 10490 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10491 /* 10492 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10493 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10494 */ 10495 int userIdentifier = getUser().getIdentifier(); 10496 if (userIdentifier == UserHandle.USER_ALL 10497 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10498 userIdentifier = UserHandle.USER_OWNER; 10499 } 10500 10501 /* 10502 * Determine if we have any installed package verifiers. If we 10503 * do, then we'll defer to them to verify the packages. 10504 */ 10505 final int requiredUid = mRequiredVerifierPackage == null ? -1 10506 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10507 if (!origin.existing && requiredUid != -1 10508 && isVerificationEnabled(userIdentifier, installFlags)) { 10509 final Intent verification = new Intent( 10510 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10511 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10512 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10513 PACKAGE_MIME_TYPE); 10514 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10515 10516 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10517 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10518 0 /* TODO: Which userId? */); 10519 10520 if (DEBUG_VERIFY) { 10521 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10522 + verification.toString() + " with " + pkgLite.verifiers.length 10523 + " optional verifiers"); 10524 } 10525 10526 final int verificationId = mPendingVerificationToken++; 10527 10528 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10529 10530 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10531 installerPackageName); 10532 10533 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10534 installFlags); 10535 10536 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10537 pkgLite.packageName); 10538 10539 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10540 pkgLite.versionCode); 10541 10542 if (verificationParams != null) { 10543 if (verificationParams.getVerificationURI() != null) { 10544 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10545 verificationParams.getVerificationURI()); 10546 } 10547 if (verificationParams.getOriginatingURI() != null) { 10548 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10549 verificationParams.getOriginatingURI()); 10550 } 10551 if (verificationParams.getReferrer() != null) { 10552 verification.putExtra(Intent.EXTRA_REFERRER, 10553 verificationParams.getReferrer()); 10554 } 10555 if (verificationParams.getOriginatingUid() >= 0) { 10556 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10557 verificationParams.getOriginatingUid()); 10558 } 10559 if (verificationParams.getInstallerUid() >= 0) { 10560 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10561 verificationParams.getInstallerUid()); 10562 } 10563 } 10564 10565 final PackageVerificationState verificationState = new PackageVerificationState( 10566 requiredUid, args); 10567 10568 mPendingVerification.append(verificationId, verificationState); 10569 10570 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10571 receivers, verificationState); 10572 10573 /* 10574 * If any sufficient verifiers were listed in the package 10575 * manifest, attempt to ask them. 10576 */ 10577 if (sufficientVerifiers != null) { 10578 final int N = sufficientVerifiers.size(); 10579 if (N == 0) { 10580 Slog.i(TAG, "Additional verifiers required, but none installed."); 10581 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10582 } else { 10583 for (int i = 0; i < N; i++) { 10584 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10585 10586 final Intent sufficientIntent = new Intent(verification); 10587 sufficientIntent.setComponent(verifierComponent); 10588 10589 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10590 } 10591 } 10592 } 10593 10594 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10595 mRequiredVerifierPackage, receivers); 10596 if (ret == PackageManager.INSTALL_SUCCEEDED 10597 && mRequiredVerifierPackage != null) { 10598 /* 10599 * Send the intent to the required verification agent, 10600 * but only start the verification timeout after the 10601 * target BroadcastReceivers have run. 10602 */ 10603 verification.setComponent(requiredVerifierComponent); 10604 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10605 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10606 new BroadcastReceiver() { 10607 @Override 10608 public void onReceive(Context context, Intent intent) { 10609 final Message msg = mHandler 10610 .obtainMessage(CHECK_PENDING_VERIFICATION); 10611 msg.arg1 = verificationId; 10612 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10613 } 10614 }, null, 0, null, null); 10615 10616 /* 10617 * We don't want the copy to proceed until verification 10618 * succeeds, so null out this field. 10619 */ 10620 mArgs = null; 10621 } 10622 } else { 10623 /* 10624 * No package verification is enabled, so immediately start 10625 * the remote call to initiate copy using temporary file. 10626 */ 10627 ret = args.copyApk(mContainerService, true); 10628 } 10629 } 10630 10631 mRet = ret; 10632 } 10633 10634 @Override 10635 void handleReturnCode() { 10636 // If mArgs is null, then MCS couldn't be reached. When it 10637 // reconnects, it will try again to install. At that point, this 10638 // will succeed. 10639 if (mArgs != null) { 10640 processPendingInstall(mArgs, mRet); 10641 } 10642 } 10643 10644 @Override 10645 void handleServiceError() { 10646 mArgs = createInstallArgs(this); 10647 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10648 } 10649 10650 public boolean isForwardLocked() { 10651 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10652 } 10653 } 10654 10655 /** 10656 * Used during creation of InstallArgs 10657 * 10658 * @param installFlags package installation flags 10659 * @return true if should be installed on external storage 10660 */ 10661 private static boolean installOnExternalAsec(int installFlags) { 10662 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10663 return false; 10664 } 10665 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10666 return true; 10667 } 10668 return false; 10669 } 10670 10671 /** 10672 * Used during creation of InstallArgs 10673 * 10674 * @param installFlags package installation flags 10675 * @return true if should be installed as forward locked 10676 */ 10677 private static boolean installForwardLocked(int installFlags) { 10678 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10679 } 10680 10681 private InstallArgs createInstallArgs(InstallParams params) { 10682 if (params.move != null) { 10683 return new MoveInstallArgs(params); 10684 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10685 return new AsecInstallArgs(params); 10686 } else { 10687 return new FileInstallArgs(params); 10688 } 10689 } 10690 10691 /** 10692 * Create args that describe an existing installed package. Typically used 10693 * when cleaning up old installs, or used as a move source. 10694 */ 10695 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10696 String resourcePath, String[] instructionSets) { 10697 final boolean isInAsec; 10698 if (installOnExternalAsec(installFlags)) { 10699 /* Apps on SD card are always in ASEC containers. */ 10700 isInAsec = true; 10701 } else if (installForwardLocked(installFlags) 10702 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10703 /* 10704 * Forward-locked apps are only in ASEC containers if they're the 10705 * new style 10706 */ 10707 isInAsec = true; 10708 } else { 10709 isInAsec = false; 10710 } 10711 10712 if (isInAsec) { 10713 return new AsecInstallArgs(codePath, instructionSets, 10714 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10715 } else { 10716 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10717 } 10718 } 10719 10720 static abstract class InstallArgs { 10721 /** @see InstallParams#origin */ 10722 final OriginInfo origin; 10723 /** @see InstallParams#move */ 10724 final MoveInfo move; 10725 10726 final IPackageInstallObserver2 observer; 10727 // Always refers to PackageManager flags only 10728 final int installFlags; 10729 final String installerPackageName; 10730 final String volumeUuid; 10731 final ManifestDigest manifestDigest; 10732 final UserHandle user; 10733 final String abiOverride; 10734 10735 // The list of instruction sets supported by this app. This is currently 10736 // only used during the rmdex() phase to clean up resources. We can get rid of this 10737 // if we move dex files under the common app path. 10738 /* nullable */ String[] instructionSets; 10739 10740 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10741 int installFlags, String installerPackageName, String volumeUuid, 10742 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10743 String abiOverride) { 10744 this.origin = origin; 10745 this.move = move; 10746 this.installFlags = installFlags; 10747 this.observer = observer; 10748 this.installerPackageName = installerPackageName; 10749 this.volumeUuid = volumeUuid; 10750 this.manifestDigest = manifestDigest; 10751 this.user = user; 10752 this.instructionSets = instructionSets; 10753 this.abiOverride = abiOverride; 10754 } 10755 10756 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10757 abstract int doPreInstall(int status); 10758 10759 /** 10760 * Rename package into final resting place. All paths on the given 10761 * scanned package should be updated to reflect the rename. 10762 */ 10763 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10764 abstract int doPostInstall(int status, int uid); 10765 10766 /** @see PackageSettingBase#codePathString */ 10767 abstract String getCodePath(); 10768 /** @see PackageSettingBase#resourcePathString */ 10769 abstract String getResourcePath(); 10770 10771 // Need installer lock especially for dex file removal. 10772 abstract void cleanUpResourcesLI(); 10773 abstract boolean doPostDeleteLI(boolean delete); 10774 10775 /** 10776 * Called before the source arguments are copied. This is used mostly 10777 * for MoveParams when it needs to read the source file to put it in the 10778 * destination. 10779 */ 10780 int doPreCopy() { 10781 return PackageManager.INSTALL_SUCCEEDED; 10782 } 10783 10784 /** 10785 * Called after the source arguments are copied. This is used mostly for 10786 * MoveParams when it needs to read the source file to put it in the 10787 * destination. 10788 * 10789 * @return 10790 */ 10791 int doPostCopy(int uid) { 10792 return PackageManager.INSTALL_SUCCEEDED; 10793 } 10794 10795 protected boolean isFwdLocked() { 10796 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10797 } 10798 10799 protected boolean isExternalAsec() { 10800 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10801 } 10802 10803 UserHandle getUser() { 10804 return user; 10805 } 10806 } 10807 10808 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10809 if (!allCodePaths.isEmpty()) { 10810 if (instructionSets == null) { 10811 throw new IllegalStateException("instructionSet == null"); 10812 } 10813 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10814 for (String codePath : allCodePaths) { 10815 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10816 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10817 if (retCode < 0) { 10818 Slog.w(TAG, "Couldn't remove dex file for package: " 10819 + " at location " + codePath + ", retcode=" + retCode); 10820 // we don't consider this to be a failure of the core package deletion 10821 } 10822 } 10823 } 10824 } 10825 } 10826 10827 /** 10828 * Logic to handle installation of non-ASEC applications, including copying 10829 * and renaming logic. 10830 */ 10831 class FileInstallArgs extends InstallArgs { 10832 private File codeFile; 10833 private File resourceFile; 10834 10835 // Example topology: 10836 // /data/app/com.example/base.apk 10837 // /data/app/com.example/split_foo.apk 10838 // /data/app/com.example/lib/arm/libfoo.so 10839 // /data/app/com.example/lib/arm64/libfoo.so 10840 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10841 10842 /** New install */ 10843 FileInstallArgs(InstallParams params) { 10844 super(params.origin, params.move, params.observer, params.installFlags, 10845 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10846 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10847 if (isFwdLocked()) { 10848 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10849 } 10850 } 10851 10852 /** Existing install */ 10853 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10854 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10855 null); 10856 this.codeFile = (codePath != null) ? new File(codePath) : null; 10857 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10858 } 10859 10860 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10861 if (origin.staged) { 10862 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10863 codeFile = origin.file; 10864 resourceFile = origin.file; 10865 return PackageManager.INSTALL_SUCCEEDED; 10866 } 10867 10868 try { 10869 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10870 codeFile = tempDir; 10871 resourceFile = tempDir; 10872 } catch (IOException e) { 10873 Slog.w(TAG, "Failed to create copy file: " + e); 10874 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10875 } 10876 10877 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10878 @Override 10879 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10880 if (!FileUtils.isValidExtFilename(name)) { 10881 throw new IllegalArgumentException("Invalid filename: " + name); 10882 } 10883 try { 10884 final File file = new File(codeFile, name); 10885 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10886 O_RDWR | O_CREAT, 0644); 10887 Os.chmod(file.getAbsolutePath(), 0644); 10888 return new ParcelFileDescriptor(fd); 10889 } catch (ErrnoException e) { 10890 throw new RemoteException("Failed to open: " + e.getMessage()); 10891 } 10892 } 10893 }; 10894 10895 int ret = PackageManager.INSTALL_SUCCEEDED; 10896 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10897 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10898 Slog.e(TAG, "Failed to copy package"); 10899 return ret; 10900 } 10901 10902 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10903 NativeLibraryHelper.Handle handle = null; 10904 try { 10905 handle = NativeLibraryHelper.Handle.create(codeFile); 10906 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10907 abiOverride); 10908 } catch (IOException e) { 10909 Slog.e(TAG, "Copying native libraries failed", e); 10910 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10911 } finally { 10912 IoUtils.closeQuietly(handle); 10913 } 10914 10915 return ret; 10916 } 10917 10918 int doPreInstall(int status) { 10919 if (status != PackageManager.INSTALL_SUCCEEDED) { 10920 cleanUp(); 10921 } 10922 return status; 10923 } 10924 10925 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10926 if (status != PackageManager.INSTALL_SUCCEEDED) { 10927 cleanUp(); 10928 return false; 10929 } 10930 10931 final File targetDir = codeFile.getParentFile(); 10932 final File beforeCodeFile = codeFile; 10933 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10934 10935 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10936 try { 10937 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10938 } catch (ErrnoException e) { 10939 Slog.w(TAG, "Failed to rename", e); 10940 return false; 10941 } 10942 10943 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10944 Slog.w(TAG, "Failed to restorecon"); 10945 return false; 10946 } 10947 10948 // Reflect the rename internally 10949 codeFile = afterCodeFile; 10950 resourceFile = afterCodeFile; 10951 10952 // Reflect the rename in scanned details 10953 pkg.codePath = afterCodeFile.getAbsolutePath(); 10954 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10955 pkg.baseCodePath); 10956 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10957 pkg.splitCodePaths); 10958 10959 // Reflect the rename in app info 10960 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10961 pkg.applicationInfo.setCodePath(pkg.codePath); 10962 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10963 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10964 pkg.applicationInfo.setResourcePath(pkg.codePath); 10965 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10966 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10967 10968 return true; 10969 } 10970 10971 int doPostInstall(int status, int uid) { 10972 if (status != PackageManager.INSTALL_SUCCEEDED) { 10973 cleanUp(); 10974 } 10975 return status; 10976 } 10977 10978 @Override 10979 String getCodePath() { 10980 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10981 } 10982 10983 @Override 10984 String getResourcePath() { 10985 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10986 } 10987 10988 private boolean cleanUp() { 10989 if (codeFile == null || !codeFile.exists()) { 10990 return false; 10991 } 10992 10993 if (codeFile.isDirectory()) { 10994 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10995 } else { 10996 codeFile.delete(); 10997 } 10998 10999 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11000 resourceFile.delete(); 11001 } 11002 11003 return true; 11004 } 11005 11006 void cleanUpResourcesLI() { 11007 // Try enumerating all code paths before deleting 11008 List<String> allCodePaths = Collections.EMPTY_LIST; 11009 if (codeFile != null && codeFile.exists()) { 11010 try { 11011 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11012 allCodePaths = pkg.getAllCodePaths(); 11013 } catch (PackageParserException e) { 11014 // Ignored; we tried our best 11015 } 11016 } 11017 11018 cleanUp(); 11019 removeDexFiles(allCodePaths, instructionSets); 11020 } 11021 11022 boolean doPostDeleteLI(boolean delete) { 11023 // XXX err, shouldn't we respect the delete flag? 11024 cleanUpResourcesLI(); 11025 return true; 11026 } 11027 } 11028 11029 private boolean isAsecExternal(String cid) { 11030 final String asecPath = PackageHelper.getSdFilesystem(cid); 11031 return !asecPath.startsWith(mAsecInternalPath); 11032 } 11033 11034 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11035 PackageManagerException { 11036 if (copyRet < 0) { 11037 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11038 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11039 throw new PackageManagerException(copyRet, message); 11040 } 11041 } 11042 } 11043 11044 /** 11045 * Extract the MountService "container ID" from the full code path of an 11046 * .apk. 11047 */ 11048 static String cidFromCodePath(String fullCodePath) { 11049 int eidx = fullCodePath.lastIndexOf("/"); 11050 String subStr1 = fullCodePath.substring(0, eidx); 11051 int sidx = subStr1.lastIndexOf("/"); 11052 return subStr1.substring(sidx+1, eidx); 11053 } 11054 11055 /** 11056 * Logic to handle installation of ASEC applications, including copying and 11057 * renaming logic. 11058 */ 11059 class AsecInstallArgs extends InstallArgs { 11060 static final String RES_FILE_NAME = "pkg.apk"; 11061 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11062 11063 String cid; 11064 String packagePath; 11065 String resourcePath; 11066 11067 /** New install */ 11068 AsecInstallArgs(InstallParams params) { 11069 super(params.origin, params.move, params.observer, params.installFlags, 11070 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11071 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11072 } 11073 11074 /** Existing install */ 11075 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11076 boolean isExternal, boolean isForwardLocked) { 11077 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11078 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11079 instructionSets, null); 11080 // Hackily pretend we're still looking at a full code path 11081 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11082 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11083 } 11084 11085 // Extract cid from fullCodePath 11086 int eidx = fullCodePath.lastIndexOf("/"); 11087 String subStr1 = fullCodePath.substring(0, eidx); 11088 int sidx = subStr1.lastIndexOf("/"); 11089 cid = subStr1.substring(sidx+1, eidx); 11090 setMountPath(subStr1); 11091 } 11092 11093 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11094 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11095 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11096 instructionSets, null); 11097 this.cid = cid; 11098 setMountPath(PackageHelper.getSdDir(cid)); 11099 } 11100 11101 void createCopyFile() { 11102 cid = mInstallerService.allocateExternalStageCidLegacy(); 11103 } 11104 11105 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11106 if (origin.staged) { 11107 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11108 cid = origin.cid; 11109 setMountPath(PackageHelper.getSdDir(cid)); 11110 return PackageManager.INSTALL_SUCCEEDED; 11111 } 11112 11113 if (temp) { 11114 createCopyFile(); 11115 } else { 11116 /* 11117 * Pre-emptively destroy the container since it's destroyed if 11118 * copying fails due to it existing anyway. 11119 */ 11120 PackageHelper.destroySdDir(cid); 11121 } 11122 11123 final String newMountPath = imcs.copyPackageToContainer( 11124 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11125 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11126 11127 if (newMountPath != null) { 11128 setMountPath(newMountPath); 11129 return PackageManager.INSTALL_SUCCEEDED; 11130 } else { 11131 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11132 } 11133 } 11134 11135 @Override 11136 String getCodePath() { 11137 return packagePath; 11138 } 11139 11140 @Override 11141 String getResourcePath() { 11142 return resourcePath; 11143 } 11144 11145 int doPreInstall(int status) { 11146 if (status != PackageManager.INSTALL_SUCCEEDED) { 11147 // Destroy container 11148 PackageHelper.destroySdDir(cid); 11149 } else { 11150 boolean mounted = PackageHelper.isContainerMounted(cid); 11151 if (!mounted) { 11152 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11153 Process.SYSTEM_UID); 11154 if (newMountPath != null) { 11155 setMountPath(newMountPath); 11156 } else { 11157 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11158 } 11159 } 11160 } 11161 return status; 11162 } 11163 11164 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11165 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11166 String newMountPath = null; 11167 if (PackageHelper.isContainerMounted(cid)) { 11168 // Unmount the container 11169 if (!PackageHelper.unMountSdDir(cid)) { 11170 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11171 return false; 11172 } 11173 } 11174 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11175 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11176 " which might be stale. Will try to clean up."); 11177 // Clean up the stale container and proceed to recreate. 11178 if (!PackageHelper.destroySdDir(newCacheId)) { 11179 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11180 return false; 11181 } 11182 // Successfully cleaned up stale container. Try to rename again. 11183 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11184 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11185 + " inspite of cleaning it up."); 11186 return false; 11187 } 11188 } 11189 if (!PackageHelper.isContainerMounted(newCacheId)) { 11190 Slog.w(TAG, "Mounting container " + newCacheId); 11191 newMountPath = PackageHelper.mountSdDir(newCacheId, 11192 getEncryptKey(), Process.SYSTEM_UID); 11193 } else { 11194 newMountPath = PackageHelper.getSdDir(newCacheId); 11195 } 11196 if (newMountPath == null) { 11197 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11198 return false; 11199 } 11200 Log.i(TAG, "Succesfully renamed " + cid + 11201 " to " + newCacheId + 11202 " at new path: " + newMountPath); 11203 cid = newCacheId; 11204 11205 final File beforeCodeFile = new File(packagePath); 11206 setMountPath(newMountPath); 11207 final File afterCodeFile = new File(packagePath); 11208 11209 // Reflect the rename in scanned details 11210 pkg.codePath = afterCodeFile.getAbsolutePath(); 11211 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11212 pkg.baseCodePath); 11213 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11214 pkg.splitCodePaths); 11215 11216 // Reflect the rename in app info 11217 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11218 pkg.applicationInfo.setCodePath(pkg.codePath); 11219 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11220 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11221 pkg.applicationInfo.setResourcePath(pkg.codePath); 11222 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11223 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11224 11225 return true; 11226 } 11227 11228 private void setMountPath(String mountPath) { 11229 final File mountFile = new File(mountPath); 11230 11231 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11232 if (monolithicFile.exists()) { 11233 packagePath = monolithicFile.getAbsolutePath(); 11234 if (isFwdLocked()) { 11235 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11236 } else { 11237 resourcePath = packagePath; 11238 } 11239 } else { 11240 packagePath = mountFile.getAbsolutePath(); 11241 resourcePath = packagePath; 11242 } 11243 } 11244 11245 int doPostInstall(int status, int uid) { 11246 if (status != PackageManager.INSTALL_SUCCEEDED) { 11247 cleanUp(); 11248 } else { 11249 final int groupOwner; 11250 final String protectedFile; 11251 if (isFwdLocked()) { 11252 groupOwner = UserHandle.getSharedAppGid(uid); 11253 protectedFile = RES_FILE_NAME; 11254 } else { 11255 groupOwner = -1; 11256 protectedFile = null; 11257 } 11258 11259 if (uid < Process.FIRST_APPLICATION_UID 11260 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11261 Slog.e(TAG, "Failed to finalize " + cid); 11262 PackageHelper.destroySdDir(cid); 11263 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11264 } 11265 11266 boolean mounted = PackageHelper.isContainerMounted(cid); 11267 if (!mounted) { 11268 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11269 } 11270 } 11271 return status; 11272 } 11273 11274 private void cleanUp() { 11275 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11276 11277 // Destroy secure container 11278 PackageHelper.destroySdDir(cid); 11279 } 11280 11281 private List<String> getAllCodePaths() { 11282 final File codeFile = new File(getCodePath()); 11283 if (codeFile != null && codeFile.exists()) { 11284 try { 11285 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11286 return pkg.getAllCodePaths(); 11287 } catch (PackageParserException e) { 11288 // Ignored; we tried our best 11289 } 11290 } 11291 return Collections.EMPTY_LIST; 11292 } 11293 11294 void cleanUpResourcesLI() { 11295 // Enumerate all code paths before deleting 11296 cleanUpResourcesLI(getAllCodePaths()); 11297 } 11298 11299 private void cleanUpResourcesLI(List<String> allCodePaths) { 11300 cleanUp(); 11301 removeDexFiles(allCodePaths, instructionSets); 11302 } 11303 11304 String getPackageName() { 11305 return getAsecPackageName(cid); 11306 } 11307 11308 boolean doPostDeleteLI(boolean delete) { 11309 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11310 final List<String> allCodePaths = getAllCodePaths(); 11311 boolean mounted = PackageHelper.isContainerMounted(cid); 11312 if (mounted) { 11313 // Unmount first 11314 if (PackageHelper.unMountSdDir(cid)) { 11315 mounted = false; 11316 } 11317 } 11318 if (!mounted && delete) { 11319 cleanUpResourcesLI(allCodePaths); 11320 } 11321 return !mounted; 11322 } 11323 11324 @Override 11325 int doPreCopy() { 11326 if (isFwdLocked()) { 11327 if (!PackageHelper.fixSdPermissions(cid, 11328 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11329 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11330 } 11331 } 11332 11333 return PackageManager.INSTALL_SUCCEEDED; 11334 } 11335 11336 @Override 11337 int doPostCopy(int uid) { 11338 if (isFwdLocked()) { 11339 if (uid < Process.FIRST_APPLICATION_UID 11340 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11341 RES_FILE_NAME)) { 11342 Slog.e(TAG, "Failed to finalize " + cid); 11343 PackageHelper.destroySdDir(cid); 11344 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11345 } 11346 } 11347 11348 return PackageManager.INSTALL_SUCCEEDED; 11349 } 11350 } 11351 11352 /** 11353 * Logic to handle movement of existing installed applications. 11354 */ 11355 class MoveInstallArgs extends InstallArgs { 11356 private File codeFile; 11357 private File resourceFile; 11358 11359 /** New install */ 11360 MoveInstallArgs(InstallParams params) { 11361 super(params.origin, params.move, params.observer, params.installFlags, 11362 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11363 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11364 } 11365 11366 int copyApk(IMediaContainerService imcs, boolean temp) { 11367 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11368 + move.fromUuid + " to " + move.toUuid); 11369 synchronized (mInstaller) { 11370 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11371 move.dataAppName, move.appId, move.seinfo) != 0) { 11372 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11373 } 11374 } 11375 11376 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11377 resourceFile = codeFile; 11378 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11379 11380 return PackageManager.INSTALL_SUCCEEDED; 11381 } 11382 11383 int doPreInstall(int status) { 11384 if (status != PackageManager.INSTALL_SUCCEEDED) { 11385 cleanUp(move.toUuid); 11386 } 11387 return status; 11388 } 11389 11390 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11391 if (status != PackageManager.INSTALL_SUCCEEDED) { 11392 cleanUp(move.toUuid); 11393 return false; 11394 } 11395 11396 // Reflect the move in app info 11397 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11398 pkg.applicationInfo.setCodePath(pkg.codePath); 11399 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11400 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11401 pkg.applicationInfo.setResourcePath(pkg.codePath); 11402 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11403 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11404 11405 return true; 11406 } 11407 11408 int doPostInstall(int status, int uid) { 11409 if (status == PackageManager.INSTALL_SUCCEEDED) { 11410 cleanUp(move.fromUuid); 11411 } else { 11412 cleanUp(move.toUuid); 11413 } 11414 return status; 11415 } 11416 11417 @Override 11418 String getCodePath() { 11419 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11420 } 11421 11422 @Override 11423 String getResourcePath() { 11424 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11425 } 11426 11427 private boolean cleanUp(String volumeUuid) { 11428 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11429 move.dataAppName); 11430 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11431 synchronized (mInstallLock) { 11432 // Clean up both app data and code 11433 removeDataDirsLI(volumeUuid, move.packageName); 11434 if (codeFile.isDirectory()) { 11435 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11436 } else { 11437 codeFile.delete(); 11438 } 11439 } 11440 return true; 11441 } 11442 11443 void cleanUpResourcesLI() { 11444 throw new UnsupportedOperationException(); 11445 } 11446 11447 boolean doPostDeleteLI(boolean delete) { 11448 throw new UnsupportedOperationException(); 11449 } 11450 } 11451 11452 static String getAsecPackageName(String packageCid) { 11453 int idx = packageCid.lastIndexOf("-"); 11454 if (idx == -1) { 11455 return packageCid; 11456 } 11457 return packageCid.substring(0, idx); 11458 } 11459 11460 // Utility method used to create code paths based on package name and available index. 11461 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11462 String idxStr = ""; 11463 int idx = 1; 11464 // Fall back to default value of idx=1 if prefix is not 11465 // part of oldCodePath 11466 if (oldCodePath != null) { 11467 String subStr = oldCodePath; 11468 // Drop the suffix right away 11469 if (suffix != null && subStr.endsWith(suffix)) { 11470 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11471 } 11472 // If oldCodePath already contains prefix find out the 11473 // ending index to either increment or decrement. 11474 int sidx = subStr.lastIndexOf(prefix); 11475 if (sidx != -1) { 11476 subStr = subStr.substring(sidx + prefix.length()); 11477 if (subStr != null) { 11478 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11479 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11480 } 11481 try { 11482 idx = Integer.parseInt(subStr); 11483 if (idx <= 1) { 11484 idx++; 11485 } else { 11486 idx--; 11487 } 11488 } catch(NumberFormatException e) { 11489 } 11490 } 11491 } 11492 } 11493 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11494 return prefix + idxStr; 11495 } 11496 11497 private File getNextCodePath(File targetDir, String packageName) { 11498 int suffix = 1; 11499 File result; 11500 do { 11501 result = new File(targetDir, packageName + "-" + suffix); 11502 suffix++; 11503 } while (result.exists()); 11504 return result; 11505 } 11506 11507 // Utility method that returns the relative package path with respect 11508 // to the installation directory. Like say for /data/data/com.test-1.apk 11509 // string com.test-1 is returned. 11510 static String deriveCodePathName(String codePath) { 11511 if (codePath == null) { 11512 return null; 11513 } 11514 final File codeFile = new File(codePath); 11515 final String name = codeFile.getName(); 11516 if (codeFile.isDirectory()) { 11517 return name; 11518 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11519 final int lastDot = name.lastIndexOf('.'); 11520 return name.substring(0, lastDot); 11521 } else { 11522 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11523 return null; 11524 } 11525 } 11526 11527 class PackageInstalledInfo { 11528 String name; 11529 int uid; 11530 // The set of users that originally had this package installed. 11531 int[] origUsers; 11532 // The set of users that now have this package installed. 11533 int[] newUsers; 11534 PackageParser.Package pkg; 11535 int returnCode; 11536 String returnMsg; 11537 PackageRemovedInfo removedInfo; 11538 11539 public void setError(int code, String msg) { 11540 returnCode = code; 11541 returnMsg = msg; 11542 Slog.w(TAG, msg); 11543 } 11544 11545 public void setError(String msg, PackageParserException e) { 11546 returnCode = e.error; 11547 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11548 Slog.w(TAG, msg, e); 11549 } 11550 11551 public void setError(String msg, PackageManagerException e) { 11552 returnCode = e.error; 11553 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11554 Slog.w(TAG, msg, e); 11555 } 11556 11557 // In some error cases we want to convey more info back to the observer 11558 String origPackage; 11559 String origPermission; 11560 } 11561 11562 /* 11563 * Install a non-existing package. 11564 */ 11565 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11566 UserHandle user, String installerPackageName, String volumeUuid, 11567 PackageInstalledInfo res) { 11568 // Remember this for later, in case we need to rollback this install 11569 String pkgName = pkg.packageName; 11570 11571 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11572 final boolean dataDirExists = Environment 11573 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11574 synchronized(mPackages) { 11575 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11576 // A package with the same name is already installed, though 11577 // it has been renamed to an older name. The package we 11578 // are trying to install should be installed as an update to 11579 // the existing one, but that has not been requested, so bail. 11580 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11581 + " without first uninstalling package running as " 11582 + mSettings.mRenamedPackages.get(pkgName)); 11583 return; 11584 } 11585 if (mPackages.containsKey(pkgName)) { 11586 // Don't allow installation over an existing package with the same name. 11587 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11588 + " without first uninstalling."); 11589 return; 11590 } 11591 } 11592 11593 try { 11594 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11595 System.currentTimeMillis(), user); 11596 11597 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11598 // delete the partially installed application. the data directory will have to be 11599 // restored if it was already existing 11600 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11601 // remove package from internal structures. Note that we want deletePackageX to 11602 // delete the package data and cache directories that it created in 11603 // scanPackageLocked, unless those directories existed before we even tried to 11604 // install. 11605 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11606 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11607 res.removedInfo, true); 11608 } 11609 11610 } catch (PackageManagerException e) { 11611 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11612 } 11613 } 11614 11615 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11616 // Can't rotate keys during boot or if sharedUser. 11617 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11618 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11619 return false; 11620 } 11621 // app is using upgradeKeySets; make sure all are valid 11622 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11623 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11624 for (int i = 0; i < upgradeKeySets.length; i++) { 11625 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11626 Slog.wtf(TAG, "Package " 11627 + (oldPs.name != null ? oldPs.name : "<null>") 11628 + " contains upgrade-key-set reference to unknown key-set: " 11629 + upgradeKeySets[i] 11630 + " reverting to signatures check."); 11631 return false; 11632 } 11633 } 11634 return true; 11635 } 11636 11637 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11638 // Upgrade keysets are being used. Determine if new package has a superset of the 11639 // required keys. 11640 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11641 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11642 for (int i = 0; i < upgradeKeySets.length; i++) { 11643 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11644 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11645 return true; 11646 } 11647 } 11648 return false; 11649 } 11650 11651 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11652 UserHandle user, String installerPackageName, String volumeUuid, 11653 PackageInstalledInfo res) { 11654 final PackageParser.Package oldPackage; 11655 final String pkgName = pkg.packageName; 11656 final int[] allUsers; 11657 final boolean[] perUserInstalled; 11658 final boolean weFroze; 11659 11660 // First find the old package info and check signatures 11661 synchronized(mPackages) { 11662 oldPackage = mPackages.get(pkgName); 11663 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11664 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11665 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11666 if(!checkUpgradeKeySetLP(ps, pkg)) { 11667 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11668 "New package not signed by keys specified by upgrade-keysets: " 11669 + pkgName); 11670 return; 11671 } 11672 } else { 11673 // default to original signature matching 11674 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11675 != PackageManager.SIGNATURE_MATCH) { 11676 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11677 "New package has a different signature: " + pkgName); 11678 return; 11679 } 11680 } 11681 11682 // In case of rollback, remember per-user/profile install state 11683 allUsers = sUserManager.getUserIds(); 11684 perUserInstalled = new boolean[allUsers.length]; 11685 for (int i = 0; i < allUsers.length; i++) { 11686 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11687 } 11688 11689 // Mark the app as frozen to prevent launching during the upgrade 11690 // process, and then kill all running instances 11691 if (!ps.frozen) { 11692 ps.frozen = true; 11693 weFroze = true; 11694 } else { 11695 weFroze = false; 11696 } 11697 } 11698 11699 // Now that we're guarded by frozen state, kill app during upgrade 11700 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11701 11702 try { 11703 boolean sysPkg = (isSystemApp(oldPackage)); 11704 if (sysPkg) { 11705 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11706 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11707 } else { 11708 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11709 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11710 } 11711 } finally { 11712 // Regardless of success or failure of upgrade steps above, always 11713 // unfreeze the package if we froze it 11714 if (weFroze) { 11715 unfreezePackage(pkgName); 11716 } 11717 } 11718 } 11719 11720 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11721 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11722 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11723 String volumeUuid, PackageInstalledInfo res) { 11724 String pkgName = deletedPackage.packageName; 11725 boolean deletedPkg = true; 11726 boolean updatedSettings = false; 11727 11728 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11729 + deletedPackage); 11730 long origUpdateTime; 11731 if (pkg.mExtras != null) { 11732 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11733 } else { 11734 origUpdateTime = 0; 11735 } 11736 11737 // First delete the existing package while retaining the data directory 11738 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11739 res.removedInfo, true)) { 11740 // If the existing package wasn't successfully deleted 11741 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11742 deletedPkg = false; 11743 } else { 11744 // Successfully deleted the old package; proceed with replace. 11745 11746 // If deleted package lived in a container, give users a chance to 11747 // relinquish resources before killing. 11748 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11749 if (DEBUG_INSTALL) { 11750 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11751 } 11752 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11753 final ArrayList<String> pkgList = new ArrayList<String>(1); 11754 pkgList.add(deletedPackage.applicationInfo.packageName); 11755 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11756 } 11757 11758 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11759 try { 11760 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11761 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11762 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11763 perUserInstalled, res, user); 11764 updatedSettings = true; 11765 } catch (PackageManagerException e) { 11766 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11767 } 11768 } 11769 11770 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11771 // remove package from internal structures. Note that we want deletePackageX to 11772 // delete the package data and cache directories that it created in 11773 // scanPackageLocked, unless those directories existed before we even tried to 11774 // install. 11775 if(updatedSettings) { 11776 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11777 deletePackageLI( 11778 pkgName, null, true, allUsers, perUserInstalled, 11779 PackageManager.DELETE_KEEP_DATA, 11780 res.removedInfo, true); 11781 } 11782 // Since we failed to install the new package we need to restore the old 11783 // package that we deleted. 11784 if (deletedPkg) { 11785 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11786 File restoreFile = new File(deletedPackage.codePath); 11787 // Parse old package 11788 boolean oldExternal = isExternal(deletedPackage); 11789 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11790 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11791 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11792 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11793 try { 11794 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11795 } catch (PackageManagerException e) { 11796 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11797 + e.getMessage()); 11798 return; 11799 } 11800 // Restore of old package succeeded. Update permissions. 11801 // writer 11802 synchronized (mPackages) { 11803 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11804 UPDATE_PERMISSIONS_ALL); 11805 // can downgrade to reader 11806 mSettings.writeLPr(); 11807 } 11808 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11809 } 11810 } 11811 } 11812 11813 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11814 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11815 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11816 String volumeUuid, PackageInstalledInfo res) { 11817 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11818 + ", old=" + deletedPackage); 11819 boolean disabledSystem = false; 11820 boolean updatedSettings = false; 11821 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11822 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11823 != 0) { 11824 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11825 } 11826 String packageName = deletedPackage.packageName; 11827 if (packageName == null) { 11828 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11829 "Attempt to delete null packageName."); 11830 return; 11831 } 11832 PackageParser.Package oldPkg; 11833 PackageSetting oldPkgSetting; 11834 // reader 11835 synchronized (mPackages) { 11836 oldPkg = mPackages.get(packageName); 11837 oldPkgSetting = mSettings.mPackages.get(packageName); 11838 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11839 (oldPkgSetting == null)) { 11840 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11841 "Couldn't find package:" + packageName + " information"); 11842 return; 11843 } 11844 } 11845 11846 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11847 res.removedInfo.removedPackage = packageName; 11848 // Remove existing system package 11849 removePackageLI(oldPkgSetting, true); 11850 // writer 11851 synchronized (mPackages) { 11852 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11853 if (!disabledSystem && deletedPackage != null) { 11854 // We didn't need to disable the .apk as a current system package, 11855 // which means we are replacing another update that is already 11856 // installed. We need to make sure to delete the older one's .apk. 11857 res.removedInfo.args = createInstallArgsForExisting(0, 11858 deletedPackage.applicationInfo.getCodePath(), 11859 deletedPackage.applicationInfo.getResourcePath(), 11860 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11861 } else { 11862 res.removedInfo.args = null; 11863 } 11864 } 11865 11866 // Successfully disabled the old package. Now proceed with re-installation 11867 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11868 11869 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11870 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11871 11872 PackageParser.Package newPackage = null; 11873 try { 11874 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11875 if (newPackage.mExtras != null) { 11876 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11877 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11878 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11879 11880 // is the update attempting to change shared user? that isn't going to work... 11881 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11882 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11883 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11884 + " to " + newPkgSetting.sharedUser); 11885 updatedSettings = true; 11886 } 11887 } 11888 11889 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11890 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11891 perUserInstalled, res, user); 11892 updatedSettings = true; 11893 } 11894 11895 } catch (PackageManagerException e) { 11896 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11897 } 11898 11899 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11900 // Re installation failed. Restore old information 11901 // Remove new pkg information 11902 if (newPackage != null) { 11903 removeInstalledPackageLI(newPackage, true); 11904 } 11905 // Add back the old system package 11906 try { 11907 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11908 } catch (PackageManagerException e) { 11909 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11910 } 11911 // Restore the old system information in Settings 11912 synchronized (mPackages) { 11913 if (disabledSystem) { 11914 mSettings.enableSystemPackageLPw(packageName); 11915 } 11916 if (updatedSettings) { 11917 mSettings.setInstallerPackageName(packageName, 11918 oldPkgSetting.installerPackageName); 11919 } 11920 mSettings.writeLPr(); 11921 } 11922 } 11923 } 11924 11925 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11926 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11927 UserHandle user) { 11928 String pkgName = newPackage.packageName; 11929 synchronized (mPackages) { 11930 //write settings. the installStatus will be incomplete at this stage. 11931 //note that the new package setting would have already been 11932 //added to mPackages. It hasn't been persisted yet. 11933 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11934 mSettings.writeLPr(); 11935 } 11936 11937 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11938 11939 synchronized (mPackages) { 11940 updatePermissionsLPw(newPackage.packageName, newPackage, 11941 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11942 ? UPDATE_PERMISSIONS_ALL : 0)); 11943 // For system-bundled packages, we assume that installing an upgraded version 11944 // of the package implies that the user actually wants to run that new code, 11945 // so we enable the package. 11946 PackageSetting ps = mSettings.mPackages.get(pkgName); 11947 if (ps != null) { 11948 if (isSystemApp(newPackage)) { 11949 // NB: implicit assumption that system package upgrades apply to all users 11950 if (DEBUG_INSTALL) { 11951 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11952 } 11953 if (res.origUsers != null) { 11954 for (int userHandle : res.origUsers) { 11955 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11956 userHandle, installerPackageName); 11957 } 11958 } 11959 // Also convey the prior install/uninstall state 11960 if (allUsers != null && perUserInstalled != null) { 11961 for (int i = 0; i < allUsers.length; i++) { 11962 if (DEBUG_INSTALL) { 11963 Slog.d(TAG, " user " + allUsers[i] 11964 + " => " + perUserInstalled[i]); 11965 } 11966 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11967 } 11968 // these install state changes will be persisted in the 11969 // upcoming call to mSettings.writeLPr(). 11970 } 11971 } 11972 // It's implied that when a user requests installation, they want the app to be 11973 // installed and enabled. 11974 int userId = user.getIdentifier(); 11975 if (userId != UserHandle.USER_ALL) { 11976 ps.setInstalled(true, userId); 11977 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11978 } 11979 } 11980 res.name = pkgName; 11981 res.uid = newPackage.applicationInfo.uid; 11982 res.pkg = newPackage; 11983 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11984 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11985 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11986 //to update install status 11987 mSettings.writeLPr(); 11988 } 11989 } 11990 11991 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11992 final int installFlags = args.installFlags; 11993 final String installerPackageName = args.installerPackageName; 11994 final String volumeUuid = args.volumeUuid; 11995 final File tmpPackageFile = new File(args.getCodePath()); 11996 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11997 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11998 || (args.volumeUuid != null)); 11999 boolean replace = false; 12000 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12001 if (args.move != null) { 12002 // moving a complete application; perfom an initial scan on the new install location 12003 scanFlags |= SCAN_INITIAL; 12004 } 12005 // Result object to be returned 12006 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12007 12008 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12009 // Retrieve PackageSettings and parse package 12010 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12011 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12012 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12013 PackageParser pp = new PackageParser(); 12014 pp.setSeparateProcesses(mSeparateProcesses); 12015 pp.setDisplayMetrics(mMetrics); 12016 12017 final PackageParser.Package pkg; 12018 try { 12019 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12020 } catch (PackageParserException e) { 12021 res.setError("Failed parse during installPackageLI", e); 12022 return; 12023 } 12024 12025 // Mark that we have an install time CPU ABI override. 12026 pkg.cpuAbiOverride = args.abiOverride; 12027 12028 String pkgName = res.name = pkg.packageName; 12029 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12030 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12031 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12032 return; 12033 } 12034 } 12035 12036 try { 12037 pp.collectCertificates(pkg, parseFlags); 12038 pp.collectManifestDigest(pkg); 12039 } catch (PackageParserException e) { 12040 res.setError("Failed collect during installPackageLI", e); 12041 return; 12042 } 12043 12044 /* If the installer passed in a manifest digest, compare it now. */ 12045 if (args.manifestDigest != null) { 12046 if (DEBUG_INSTALL) { 12047 final String parsedManifest = pkg.manifestDigest == null ? "null" 12048 : pkg.manifestDigest.toString(); 12049 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12050 + parsedManifest); 12051 } 12052 12053 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12054 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12055 return; 12056 } 12057 } else if (DEBUG_INSTALL) { 12058 final String parsedManifest = pkg.manifestDigest == null 12059 ? "null" : pkg.manifestDigest.toString(); 12060 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12061 } 12062 12063 // Get rid of all references to package scan path via parser. 12064 pp = null; 12065 String oldCodePath = null; 12066 boolean systemApp = false; 12067 synchronized (mPackages) { 12068 // Check if installing already existing package 12069 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12070 String oldName = mSettings.mRenamedPackages.get(pkgName); 12071 if (pkg.mOriginalPackages != null 12072 && pkg.mOriginalPackages.contains(oldName) 12073 && mPackages.containsKey(oldName)) { 12074 // This package is derived from an original package, 12075 // and this device has been updating from that original 12076 // name. We must continue using the original name, so 12077 // rename the new package here. 12078 pkg.setPackageName(oldName); 12079 pkgName = pkg.packageName; 12080 replace = true; 12081 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12082 + oldName + " pkgName=" + pkgName); 12083 } else if (mPackages.containsKey(pkgName)) { 12084 // This package, under its official name, already exists 12085 // on the device; we should replace it. 12086 replace = true; 12087 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12088 } 12089 12090 // Prevent apps opting out from runtime permissions 12091 if (replace) { 12092 PackageParser.Package oldPackage = mPackages.get(pkgName); 12093 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12094 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12095 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12096 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12097 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12098 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12099 + " doesn't support runtime permissions but the old" 12100 + " target SDK " + oldTargetSdk + " does."); 12101 return; 12102 } 12103 } 12104 } 12105 12106 PackageSetting ps = mSettings.mPackages.get(pkgName); 12107 if (ps != null) { 12108 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12109 12110 // Quick sanity check that we're signed correctly if updating; 12111 // we'll check this again later when scanning, but we want to 12112 // bail early here before tripping over redefined permissions. 12113 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12114 if (!checkUpgradeKeySetLP(ps, pkg)) { 12115 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12116 + pkg.packageName + " upgrade keys do not match the " 12117 + "previously installed version"); 12118 return; 12119 } 12120 } else { 12121 try { 12122 verifySignaturesLP(ps, pkg); 12123 } catch (PackageManagerException e) { 12124 res.setError(e.error, e.getMessage()); 12125 return; 12126 } 12127 } 12128 12129 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12130 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12131 systemApp = (ps.pkg.applicationInfo.flags & 12132 ApplicationInfo.FLAG_SYSTEM) != 0; 12133 } 12134 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12135 } 12136 12137 // Check whether the newly-scanned package wants to define an already-defined perm 12138 int N = pkg.permissions.size(); 12139 for (int i = N-1; i >= 0; i--) { 12140 PackageParser.Permission perm = pkg.permissions.get(i); 12141 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12142 if (bp != null) { 12143 // If the defining package is signed with our cert, it's okay. This 12144 // also includes the "updating the same package" case, of course. 12145 // "updating same package" could also involve key-rotation. 12146 final boolean sigsOk; 12147 if (bp.sourcePackage.equals(pkg.packageName) 12148 && (bp.packageSetting instanceof PackageSetting) 12149 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12150 scanFlags))) { 12151 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12152 } else { 12153 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12154 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12155 } 12156 if (!sigsOk) { 12157 // If the owning package is the system itself, we log but allow 12158 // install to proceed; we fail the install on all other permission 12159 // redefinitions. 12160 if (!bp.sourcePackage.equals("android")) { 12161 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12162 + pkg.packageName + " attempting to redeclare permission " 12163 + perm.info.name + " already owned by " + bp.sourcePackage); 12164 res.origPermission = perm.info.name; 12165 res.origPackage = bp.sourcePackage; 12166 return; 12167 } else { 12168 Slog.w(TAG, "Package " + pkg.packageName 12169 + " attempting to redeclare system permission " 12170 + perm.info.name + "; ignoring new declaration"); 12171 pkg.permissions.remove(i); 12172 } 12173 } 12174 } 12175 } 12176 12177 } 12178 12179 if (systemApp && onExternal) { 12180 // Disable updates to system apps on sdcard 12181 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12182 "Cannot install updates to system apps on sdcard"); 12183 return; 12184 } 12185 12186 if (args.move != null) { 12187 // We did an in-place move, so dex is ready to roll 12188 scanFlags |= SCAN_NO_DEX; 12189 scanFlags |= SCAN_MOVE; 12190 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12191 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12192 scanFlags |= SCAN_NO_DEX; 12193 12194 try { 12195 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12196 true /* extract libs */); 12197 } catch (PackageManagerException pme) { 12198 Slog.e(TAG, "Error deriving application ABI", pme); 12199 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12200 return; 12201 } 12202 12203 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12204 int result = mPackageDexOptimizer 12205 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12206 false /* defer */, false /* inclDependencies */); 12207 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12208 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12209 return; 12210 } 12211 } 12212 12213 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12214 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12215 return; 12216 } 12217 12218 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12219 12220 if (replace) { 12221 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12222 installerPackageName, volumeUuid, res); 12223 } else { 12224 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12225 args.user, installerPackageName, volumeUuid, res); 12226 } 12227 synchronized (mPackages) { 12228 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12229 if (ps != null) { 12230 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12231 } 12232 } 12233 } 12234 12235 private void startIntentFilterVerifications(int userId, boolean replacing, 12236 PackageParser.Package pkg) { 12237 if (mIntentFilterVerifierComponent == null) { 12238 Slog.w(TAG, "No IntentFilter verification will not be done as " 12239 + "there is no IntentFilterVerifier available!"); 12240 return; 12241 } 12242 12243 final int verifierUid = getPackageUid( 12244 mIntentFilterVerifierComponent.getPackageName(), 12245 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12246 12247 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12248 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12249 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12250 mHandler.sendMessage(msg); 12251 } 12252 12253 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12254 PackageParser.Package pkg) { 12255 int size = pkg.activities.size(); 12256 if (size == 0) { 12257 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12258 "No activity, so no need to verify any IntentFilter!"); 12259 return; 12260 } 12261 12262 final boolean hasDomainURLs = hasDomainURLs(pkg); 12263 if (!hasDomainURLs) { 12264 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12265 "No domain URLs, so no need to verify any IntentFilter!"); 12266 return; 12267 } 12268 12269 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12270 + " if any IntentFilter from the " + size 12271 + " Activities needs verification ..."); 12272 12273 int count = 0; 12274 final String packageName = pkg.packageName; 12275 12276 synchronized (mPackages) { 12277 // If this is a new install and we see that we've already run verification for this 12278 // package, we have nothing to do: it means the state was restored from backup. 12279 if (!replacing) { 12280 IntentFilterVerificationInfo ivi = 12281 mSettings.getIntentFilterVerificationLPr(packageName); 12282 if (ivi != null) { 12283 if (DEBUG_DOMAIN_VERIFICATION) { 12284 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12285 + ivi.getStatusString()); 12286 } 12287 return; 12288 } 12289 } 12290 12291 // If any filters need to be verified, then all need to be. 12292 boolean needToVerify = false; 12293 for (PackageParser.Activity a : pkg.activities) { 12294 for (ActivityIntentInfo filter : a.intents) { 12295 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12296 if (DEBUG_DOMAIN_VERIFICATION) { 12297 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12298 } 12299 needToVerify = true; 12300 break; 12301 } 12302 } 12303 } 12304 12305 if (needToVerify) { 12306 final int verificationId = mIntentFilterVerificationToken++; 12307 for (PackageParser.Activity a : pkg.activities) { 12308 for (ActivityIntentInfo filter : a.intents) { 12309 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12310 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12311 "Verification needed for IntentFilter:" + filter.toString()); 12312 mIntentFilterVerifier.addOneIntentFilterVerification( 12313 verifierUid, userId, verificationId, filter, packageName); 12314 count++; 12315 } 12316 } 12317 } 12318 } 12319 } 12320 12321 if (count > 0) { 12322 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12323 + " IntentFilter verification" + (count > 1 ? "s" : "") 12324 + " for userId:" + userId); 12325 mIntentFilterVerifier.startVerifications(userId); 12326 } else { 12327 if (DEBUG_DOMAIN_VERIFICATION) { 12328 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12329 } 12330 } 12331 } 12332 12333 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12334 final ComponentName cn = filter.activity.getComponentName(); 12335 final String packageName = cn.getPackageName(); 12336 12337 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12338 packageName); 12339 if (ivi == null) { 12340 return true; 12341 } 12342 int status = ivi.getStatus(); 12343 switch (status) { 12344 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12345 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12346 return true; 12347 12348 default: 12349 // Nothing to do 12350 return false; 12351 } 12352 } 12353 12354 private static boolean isMultiArch(PackageSetting ps) { 12355 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12356 } 12357 12358 private static boolean isMultiArch(ApplicationInfo info) { 12359 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12360 } 12361 12362 private static boolean isExternal(PackageParser.Package pkg) { 12363 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12364 } 12365 12366 private static boolean isExternal(PackageSetting ps) { 12367 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12368 } 12369 12370 private static boolean isExternal(ApplicationInfo info) { 12371 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12372 } 12373 12374 private static boolean isSystemApp(PackageParser.Package pkg) { 12375 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12376 } 12377 12378 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12379 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12380 } 12381 12382 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12383 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12384 } 12385 12386 private static boolean isSystemApp(PackageSetting ps) { 12387 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12388 } 12389 12390 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12391 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12392 } 12393 12394 private int packageFlagsToInstallFlags(PackageSetting ps) { 12395 int installFlags = 0; 12396 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12397 // This existing package was an external ASEC install when we have 12398 // the external flag without a UUID 12399 installFlags |= PackageManager.INSTALL_EXTERNAL; 12400 } 12401 if (ps.isForwardLocked()) { 12402 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12403 } 12404 return installFlags; 12405 } 12406 12407 private void deleteTempPackageFiles() { 12408 final FilenameFilter filter = new FilenameFilter() { 12409 public boolean accept(File dir, String name) { 12410 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12411 } 12412 }; 12413 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12414 file.delete(); 12415 } 12416 } 12417 12418 @Override 12419 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12420 int flags) { 12421 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12422 flags); 12423 } 12424 12425 @Override 12426 public void deletePackage(final String packageName, 12427 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12428 mContext.enforceCallingOrSelfPermission( 12429 android.Manifest.permission.DELETE_PACKAGES, null); 12430 Preconditions.checkNotNull(packageName); 12431 Preconditions.checkNotNull(observer); 12432 final int uid = Binder.getCallingUid(); 12433 if (UserHandle.getUserId(uid) != userId) { 12434 mContext.enforceCallingPermission( 12435 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12436 "deletePackage for user " + userId); 12437 } 12438 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12439 try { 12440 observer.onPackageDeleted(packageName, 12441 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12442 } catch (RemoteException re) { 12443 } 12444 return; 12445 } 12446 12447 boolean uninstallBlocked = false; 12448 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12449 int[] users = sUserManager.getUserIds(); 12450 for (int i = 0; i < users.length; ++i) { 12451 if (getBlockUninstallForUser(packageName, users[i])) { 12452 uninstallBlocked = true; 12453 break; 12454 } 12455 } 12456 } else { 12457 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12458 } 12459 if (uninstallBlocked) { 12460 try { 12461 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12462 null); 12463 } catch (RemoteException re) { 12464 } 12465 return; 12466 } 12467 12468 if (DEBUG_REMOVE) { 12469 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12470 } 12471 // Queue up an async operation since the package deletion may take a little while. 12472 mHandler.post(new Runnable() { 12473 public void run() { 12474 mHandler.removeCallbacks(this); 12475 final int returnCode = deletePackageX(packageName, userId, flags); 12476 if (observer != null) { 12477 try { 12478 observer.onPackageDeleted(packageName, returnCode, null); 12479 } catch (RemoteException e) { 12480 Log.i(TAG, "Observer no longer exists."); 12481 } //end catch 12482 } //end if 12483 } //end run 12484 }); 12485 } 12486 12487 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12488 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12489 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12490 try { 12491 if (dpm != null) { 12492 if (dpm.isDeviceOwner(packageName)) { 12493 return true; 12494 } 12495 int[] users; 12496 if (userId == UserHandle.USER_ALL) { 12497 users = sUserManager.getUserIds(); 12498 } else { 12499 users = new int[]{userId}; 12500 } 12501 for (int i = 0; i < users.length; ++i) { 12502 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12503 return true; 12504 } 12505 } 12506 } 12507 } catch (RemoteException e) { 12508 } 12509 return false; 12510 } 12511 12512 /** 12513 * This method is an internal method that could be get invoked either 12514 * to delete an installed package or to clean up a failed installation. 12515 * After deleting an installed package, a broadcast is sent to notify any 12516 * listeners that the package has been installed. For cleaning up a failed 12517 * installation, the broadcast is not necessary since the package's 12518 * installation wouldn't have sent the initial broadcast either 12519 * The key steps in deleting a package are 12520 * deleting the package information in internal structures like mPackages, 12521 * deleting the packages base directories through installd 12522 * updating mSettings to reflect current status 12523 * persisting settings for later use 12524 * sending a broadcast if necessary 12525 */ 12526 private int deletePackageX(String packageName, int userId, int flags) { 12527 final PackageRemovedInfo info = new PackageRemovedInfo(); 12528 final boolean res; 12529 12530 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12531 ? UserHandle.ALL : new UserHandle(userId); 12532 12533 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12534 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12535 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12536 } 12537 12538 boolean removedForAllUsers = false; 12539 boolean systemUpdate = false; 12540 12541 // for the uninstall-updates case and restricted profiles, remember the per- 12542 // userhandle installed state 12543 int[] allUsers; 12544 boolean[] perUserInstalled; 12545 synchronized (mPackages) { 12546 PackageSetting ps = mSettings.mPackages.get(packageName); 12547 allUsers = sUserManager.getUserIds(); 12548 perUserInstalled = new boolean[allUsers.length]; 12549 for (int i = 0; i < allUsers.length; i++) { 12550 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12551 } 12552 } 12553 12554 synchronized (mInstallLock) { 12555 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12556 res = deletePackageLI(packageName, removeForUser, 12557 true, allUsers, perUserInstalled, 12558 flags | REMOVE_CHATTY, info, true); 12559 systemUpdate = info.isRemovedPackageSystemUpdate; 12560 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12561 removedForAllUsers = true; 12562 } 12563 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12564 + " removedForAllUsers=" + removedForAllUsers); 12565 } 12566 12567 if (res) { 12568 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12569 12570 // If the removed package was a system update, the old system package 12571 // was re-enabled; we need to broadcast this information 12572 if (systemUpdate) { 12573 Bundle extras = new Bundle(1); 12574 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12575 ? info.removedAppId : info.uid); 12576 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12577 12578 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12579 extras, null, null, null); 12580 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12581 extras, null, null, null); 12582 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12583 null, packageName, null, null); 12584 } 12585 } 12586 // Force a gc here. 12587 Runtime.getRuntime().gc(); 12588 // Delete the resources here after sending the broadcast to let 12589 // other processes clean up before deleting resources. 12590 if (info.args != null) { 12591 synchronized (mInstallLock) { 12592 info.args.doPostDeleteLI(true); 12593 } 12594 } 12595 12596 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12597 } 12598 12599 class PackageRemovedInfo { 12600 String removedPackage; 12601 int uid = -1; 12602 int removedAppId = -1; 12603 int[] removedUsers = null; 12604 boolean isRemovedPackageSystemUpdate = false; 12605 // Clean up resources deleted packages. 12606 InstallArgs args = null; 12607 12608 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12609 Bundle extras = new Bundle(1); 12610 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12611 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12612 if (replacing) { 12613 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12614 } 12615 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12616 if (removedPackage != null) { 12617 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12618 extras, null, null, removedUsers); 12619 if (fullRemove && !replacing) { 12620 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12621 extras, null, null, removedUsers); 12622 } 12623 } 12624 if (removedAppId >= 0) { 12625 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12626 removedUsers); 12627 } 12628 } 12629 } 12630 12631 /* 12632 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12633 * flag is not set, the data directory is removed as well. 12634 * make sure this flag is set for partially installed apps. If not its meaningless to 12635 * delete a partially installed application. 12636 */ 12637 private void removePackageDataLI(PackageSetting ps, 12638 int[] allUserHandles, boolean[] perUserInstalled, 12639 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12640 String packageName = ps.name; 12641 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12642 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12643 // Retrieve object to delete permissions for shared user later on 12644 final PackageSetting deletedPs; 12645 // reader 12646 synchronized (mPackages) { 12647 deletedPs = mSettings.mPackages.get(packageName); 12648 if (outInfo != null) { 12649 outInfo.removedPackage = packageName; 12650 outInfo.removedUsers = deletedPs != null 12651 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12652 : null; 12653 } 12654 } 12655 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12656 removeDataDirsLI(ps.volumeUuid, packageName); 12657 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12658 } 12659 // writer 12660 synchronized (mPackages) { 12661 if (deletedPs != null) { 12662 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12663 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12664 clearDefaultBrowserIfNeeded(packageName); 12665 if (outInfo != null) { 12666 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12667 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12668 } 12669 updatePermissionsLPw(deletedPs.name, null, 0); 12670 if (deletedPs.sharedUser != null) { 12671 // Remove permissions associated with package. Since runtime 12672 // permissions are per user we have to kill the removed package 12673 // or packages running under the shared user of the removed 12674 // package if revoking the permissions requested only by the removed 12675 // package is successful and this causes a change in gids. 12676 for (int userId : UserManagerService.getInstance().getUserIds()) { 12677 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12678 userId); 12679 if (userIdToKill == UserHandle.USER_ALL 12680 || userIdToKill >= UserHandle.USER_OWNER) { 12681 // If gids changed for this user, kill all affected packages. 12682 mHandler.post(new Runnable() { 12683 @Override 12684 public void run() { 12685 // This has to happen with no lock held. 12686 killSettingPackagesForUser(deletedPs, userIdToKill, 12687 KILL_APP_REASON_GIDS_CHANGED); 12688 } 12689 }); 12690 break; 12691 } 12692 } 12693 } 12694 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12695 } 12696 // make sure to preserve per-user disabled state if this removal was just 12697 // a downgrade of a system app to the factory package 12698 if (allUserHandles != null && perUserInstalled != null) { 12699 if (DEBUG_REMOVE) { 12700 Slog.d(TAG, "Propagating install state across downgrade"); 12701 } 12702 for (int i = 0; i < allUserHandles.length; i++) { 12703 if (DEBUG_REMOVE) { 12704 Slog.d(TAG, " user " + allUserHandles[i] 12705 + " => " + perUserInstalled[i]); 12706 } 12707 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12708 } 12709 } 12710 } 12711 // can downgrade to reader 12712 if (writeSettings) { 12713 // Save settings now 12714 mSettings.writeLPr(); 12715 } 12716 } 12717 if (outInfo != null) { 12718 // A user ID was deleted here. Go through all users and remove it 12719 // from KeyStore. 12720 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12721 } 12722 } 12723 12724 static boolean locationIsPrivileged(File path) { 12725 try { 12726 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12727 .getCanonicalPath(); 12728 return path.getCanonicalPath().startsWith(privilegedAppDir); 12729 } catch (IOException e) { 12730 Slog.e(TAG, "Unable to access code path " + path); 12731 } 12732 return false; 12733 } 12734 12735 /* 12736 * Tries to delete system package. 12737 */ 12738 private boolean deleteSystemPackageLI(PackageSetting newPs, 12739 int[] allUserHandles, boolean[] perUserInstalled, 12740 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12741 final boolean applyUserRestrictions 12742 = (allUserHandles != null) && (perUserInstalled != null); 12743 PackageSetting disabledPs = null; 12744 // Confirm if the system package has been updated 12745 // An updated system app can be deleted. This will also have to restore 12746 // the system pkg from system partition 12747 // reader 12748 synchronized (mPackages) { 12749 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12750 } 12751 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12752 + " disabledPs=" + disabledPs); 12753 if (disabledPs == null) { 12754 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12755 return false; 12756 } else if (DEBUG_REMOVE) { 12757 Slog.d(TAG, "Deleting system pkg from data partition"); 12758 } 12759 if (DEBUG_REMOVE) { 12760 if (applyUserRestrictions) { 12761 Slog.d(TAG, "Remembering install states:"); 12762 for (int i = 0; i < allUserHandles.length; i++) { 12763 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12764 } 12765 } 12766 } 12767 // Delete the updated package 12768 outInfo.isRemovedPackageSystemUpdate = true; 12769 if (disabledPs.versionCode < newPs.versionCode) { 12770 // Delete data for downgrades 12771 flags &= ~PackageManager.DELETE_KEEP_DATA; 12772 } else { 12773 // Preserve data by setting flag 12774 flags |= PackageManager.DELETE_KEEP_DATA; 12775 } 12776 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12777 allUserHandles, perUserInstalled, outInfo, writeSettings); 12778 if (!ret) { 12779 return false; 12780 } 12781 // writer 12782 synchronized (mPackages) { 12783 // Reinstate the old system package 12784 mSettings.enableSystemPackageLPw(newPs.name); 12785 // Remove any native libraries from the upgraded package. 12786 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12787 } 12788 // Install the system package 12789 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12790 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12791 if (locationIsPrivileged(disabledPs.codePath)) { 12792 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12793 } 12794 12795 final PackageParser.Package newPkg; 12796 try { 12797 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12798 } catch (PackageManagerException e) { 12799 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12800 return false; 12801 } 12802 12803 // writer 12804 synchronized (mPackages) { 12805 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12806 updatePermissionsLPw(newPkg.packageName, newPkg, 12807 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12808 if (applyUserRestrictions) { 12809 if (DEBUG_REMOVE) { 12810 Slog.d(TAG, "Propagating install state across reinstall"); 12811 } 12812 for (int i = 0; i < allUserHandles.length; i++) { 12813 if (DEBUG_REMOVE) { 12814 Slog.d(TAG, " user " + allUserHandles[i] 12815 + " => " + perUserInstalled[i]); 12816 } 12817 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12818 } 12819 // Regardless of writeSettings we need to ensure that this restriction 12820 // state propagation is persisted 12821 mSettings.writeAllUsersPackageRestrictionsLPr(); 12822 } 12823 // can downgrade to reader here 12824 if (writeSettings) { 12825 mSettings.writeLPr(); 12826 } 12827 } 12828 return true; 12829 } 12830 12831 private boolean deleteInstalledPackageLI(PackageSetting ps, 12832 boolean deleteCodeAndResources, int flags, 12833 int[] allUserHandles, boolean[] perUserInstalled, 12834 PackageRemovedInfo outInfo, boolean writeSettings) { 12835 if (outInfo != null) { 12836 outInfo.uid = ps.appId; 12837 } 12838 12839 // Delete package data from internal structures and also remove data if flag is set 12840 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12841 12842 // Delete application code and resources 12843 if (deleteCodeAndResources && (outInfo != null)) { 12844 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12845 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12846 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12847 } 12848 return true; 12849 } 12850 12851 @Override 12852 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12853 int userId) { 12854 mContext.enforceCallingOrSelfPermission( 12855 android.Manifest.permission.DELETE_PACKAGES, null); 12856 synchronized (mPackages) { 12857 PackageSetting ps = mSettings.mPackages.get(packageName); 12858 if (ps == null) { 12859 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12860 return false; 12861 } 12862 if (!ps.getInstalled(userId)) { 12863 // Can't block uninstall for an app that is not installed or enabled. 12864 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12865 return false; 12866 } 12867 ps.setBlockUninstall(blockUninstall, userId); 12868 mSettings.writePackageRestrictionsLPr(userId); 12869 } 12870 return true; 12871 } 12872 12873 @Override 12874 public boolean getBlockUninstallForUser(String packageName, int userId) { 12875 synchronized (mPackages) { 12876 PackageSetting ps = mSettings.mPackages.get(packageName); 12877 if (ps == null) { 12878 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12879 return false; 12880 } 12881 return ps.getBlockUninstall(userId); 12882 } 12883 } 12884 12885 /* 12886 * This method handles package deletion in general 12887 */ 12888 private boolean deletePackageLI(String packageName, UserHandle user, 12889 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12890 int flags, PackageRemovedInfo outInfo, 12891 boolean writeSettings) { 12892 if (packageName == null) { 12893 Slog.w(TAG, "Attempt to delete null packageName."); 12894 return false; 12895 } 12896 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12897 PackageSetting ps; 12898 boolean dataOnly = false; 12899 int removeUser = -1; 12900 int appId = -1; 12901 synchronized (mPackages) { 12902 ps = mSettings.mPackages.get(packageName); 12903 if (ps == null) { 12904 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12905 return false; 12906 } 12907 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12908 && user.getIdentifier() != UserHandle.USER_ALL) { 12909 // The caller is asking that the package only be deleted for a single 12910 // user. To do this, we just mark its uninstalled state and delete 12911 // its data. If this is a system app, we only allow this to happen if 12912 // they have set the special DELETE_SYSTEM_APP which requests different 12913 // semantics than normal for uninstalling system apps. 12914 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12915 ps.setUserState(user.getIdentifier(), 12916 COMPONENT_ENABLED_STATE_DEFAULT, 12917 false, //installed 12918 true, //stopped 12919 true, //notLaunched 12920 false, //hidden 12921 null, null, null, 12922 false, // blockUninstall 12923 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12924 if (!isSystemApp(ps)) { 12925 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12926 // Other user still have this package installed, so all 12927 // we need to do is clear this user's data and save that 12928 // it is uninstalled. 12929 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12930 removeUser = user.getIdentifier(); 12931 appId = ps.appId; 12932 scheduleWritePackageRestrictionsLocked(removeUser); 12933 } else { 12934 // We need to set it back to 'installed' so the uninstall 12935 // broadcasts will be sent correctly. 12936 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12937 ps.setInstalled(true, user.getIdentifier()); 12938 } 12939 } else { 12940 // This is a system app, so we assume that the 12941 // other users still have this package installed, so all 12942 // we need to do is clear this user's data and save that 12943 // it is uninstalled. 12944 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12945 removeUser = user.getIdentifier(); 12946 appId = ps.appId; 12947 scheduleWritePackageRestrictionsLocked(removeUser); 12948 } 12949 } 12950 } 12951 12952 if (removeUser >= 0) { 12953 // From above, we determined that we are deleting this only 12954 // for a single user. Continue the work here. 12955 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12956 if (outInfo != null) { 12957 outInfo.removedPackage = packageName; 12958 outInfo.removedAppId = appId; 12959 outInfo.removedUsers = new int[] {removeUser}; 12960 } 12961 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12962 removeKeystoreDataIfNeeded(removeUser, appId); 12963 schedulePackageCleaning(packageName, removeUser, false); 12964 synchronized (mPackages) { 12965 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12966 scheduleWritePackageRestrictionsLocked(removeUser); 12967 } 12968 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12969 removeUser); 12970 } 12971 return true; 12972 } 12973 12974 if (dataOnly) { 12975 // Delete application data first 12976 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12977 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12978 return true; 12979 } 12980 12981 boolean ret = false; 12982 if (isSystemApp(ps)) { 12983 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12984 // When an updated system application is deleted we delete the existing resources as well and 12985 // fall back to existing code in system partition 12986 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12987 flags, outInfo, writeSettings); 12988 } else { 12989 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12990 // Kill application pre-emptively especially for apps on sd. 12991 killApplication(packageName, ps.appId, "uninstall pkg"); 12992 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12993 allUserHandles, perUserInstalled, 12994 outInfo, writeSettings); 12995 } 12996 12997 return ret; 12998 } 12999 13000 private final class ClearStorageConnection implements ServiceConnection { 13001 IMediaContainerService mContainerService; 13002 13003 @Override 13004 public void onServiceConnected(ComponentName name, IBinder service) { 13005 synchronized (this) { 13006 mContainerService = IMediaContainerService.Stub.asInterface(service); 13007 notifyAll(); 13008 } 13009 } 13010 13011 @Override 13012 public void onServiceDisconnected(ComponentName name) { 13013 } 13014 } 13015 13016 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13017 final boolean mounted; 13018 if (Environment.isExternalStorageEmulated()) { 13019 mounted = true; 13020 } else { 13021 final String status = Environment.getExternalStorageState(); 13022 13023 mounted = status.equals(Environment.MEDIA_MOUNTED) 13024 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13025 } 13026 13027 if (!mounted) { 13028 return; 13029 } 13030 13031 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13032 int[] users; 13033 if (userId == UserHandle.USER_ALL) { 13034 users = sUserManager.getUserIds(); 13035 } else { 13036 users = new int[] { userId }; 13037 } 13038 final ClearStorageConnection conn = new ClearStorageConnection(); 13039 if (mContext.bindServiceAsUser( 13040 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13041 try { 13042 for (int curUser : users) { 13043 long timeout = SystemClock.uptimeMillis() + 5000; 13044 synchronized (conn) { 13045 long now = SystemClock.uptimeMillis(); 13046 while (conn.mContainerService == null && now < timeout) { 13047 try { 13048 conn.wait(timeout - now); 13049 } catch (InterruptedException e) { 13050 } 13051 } 13052 } 13053 if (conn.mContainerService == null) { 13054 return; 13055 } 13056 13057 final UserEnvironment userEnv = new UserEnvironment(curUser); 13058 clearDirectory(conn.mContainerService, 13059 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13060 if (allData) { 13061 clearDirectory(conn.mContainerService, 13062 userEnv.buildExternalStorageAppDataDirs(packageName)); 13063 clearDirectory(conn.mContainerService, 13064 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13065 } 13066 } 13067 } finally { 13068 mContext.unbindService(conn); 13069 } 13070 } 13071 } 13072 13073 @Override 13074 public void clearApplicationUserData(final String packageName, 13075 final IPackageDataObserver observer, final int userId) { 13076 mContext.enforceCallingOrSelfPermission( 13077 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13078 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13079 // Queue up an async operation since the package deletion may take a little while. 13080 mHandler.post(new Runnable() { 13081 public void run() { 13082 mHandler.removeCallbacks(this); 13083 final boolean succeeded; 13084 synchronized (mInstallLock) { 13085 succeeded = clearApplicationUserDataLI(packageName, userId); 13086 } 13087 clearExternalStorageDataSync(packageName, userId, true); 13088 if (succeeded) { 13089 // invoke DeviceStorageMonitor's update method to clear any notifications 13090 DeviceStorageMonitorInternal 13091 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13092 if (dsm != null) { 13093 dsm.checkMemory(); 13094 } 13095 } 13096 if(observer != null) { 13097 try { 13098 observer.onRemoveCompleted(packageName, succeeded); 13099 } catch (RemoteException e) { 13100 Log.i(TAG, "Observer no longer exists."); 13101 } 13102 } //end if observer 13103 } //end run 13104 }); 13105 } 13106 13107 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13108 if (packageName == null) { 13109 Slog.w(TAG, "Attempt to delete null packageName."); 13110 return false; 13111 } 13112 13113 // Try finding details about the requested package 13114 PackageParser.Package pkg; 13115 synchronized (mPackages) { 13116 pkg = mPackages.get(packageName); 13117 if (pkg == null) { 13118 final PackageSetting ps = mSettings.mPackages.get(packageName); 13119 if (ps != null) { 13120 pkg = ps.pkg; 13121 } 13122 } 13123 13124 if (pkg == null) { 13125 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13126 return false; 13127 } 13128 13129 PackageSetting ps = (PackageSetting) pkg.mExtras; 13130 PermissionsState permissionsState = ps.getPermissionsState(); 13131 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 13132 } 13133 13134 // Always delete data directories for package, even if we found no other 13135 // record of app. This helps users recover from UID mismatches without 13136 // resorting to a full data wipe. 13137 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13138 if (retCode < 0) { 13139 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13140 return false; 13141 } 13142 13143 final int appId = pkg.applicationInfo.uid; 13144 removeKeystoreDataIfNeeded(userId, appId); 13145 13146 // Create a native library symlink only if we have native libraries 13147 // and if the native libraries are 32 bit libraries. We do not provide 13148 // this symlink for 64 bit libraries. 13149 if (pkg.applicationInfo.primaryCpuAbi != null && 13150 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13151 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13152 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13153 nativeLibPath, userId) < 0) { 13154 Slog.w(TAG, "Failed linking native library dir"); 13155 return false; 13156 } 13157 } 13158 13159 return true; 13160 } 13161 13162 13163 /** 13164 * Revokes granted runtime permissions and clears resettable flags 13165 * which are flags that can be set by a user interaction. 13166 * 13167 * @param permissionsState The permission state to reset. 13168 * @param userId The device user for which to do a reset. 13169 */ 13170 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13171 PermissionsState permissionsState, int userId) { 13172 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13173 | PackageManager.FLAG_PERMISSION_USER_FIXED 13174 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13175 13176 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13177 } 13178 13179 /** 13180 * Revokes granted runtime permissions and clears all flags. 13181 * 13182 * @param permissionsState The permission state to reset. 13183 * @param userId The device user for which to do a reset. 13184 */ 13185 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13186 PermissionsState permissionsState, int userId) { 13187 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13188 PackageManager.MASK_PERMISSION_FLAGS); 13189 } 13190 13191 /** 13192 * Revokes granted runtime permissions and clears certain flags. 13193 * 13194 * @param permissionsState The permission state to reset. 13195 * @param userId The device user for which to do a reset. 13196 * @param flags The flags that is going to be reset. 13197 */ 13198 private void revokeRuntimePermissionsAndClearFlagsLocked( 13199 PermissionsState permissionsState, final int userId, int flags) { 13200 boolean needsWrite = false; 13201 13202 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13203 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13204 if (bp != null) { 13205 permissionsState.revokeRuntimePermission(bp, userId); 13206 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13207 needsWrite = true; 13208 } 13209 } 13210 13211 // Ensure default permissions are never cleared. 13212 mHandler.post(new Runnable() { 13213 @Override 13214 public void run() { 13215 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13216 } 13217 }); 13218 13219 if (needsWrite) { 13220 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13221 } 13222 } 13223 13224 /** 13225 * Remove entries from the keystore daemon. Will only remove it if the 13226 * {@code appId} is valid. 13227 */ 13228 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13229 if (appId < 0) { 13230 return; 13231 } 13232 13233 final KeyStore keyStore = KeyStore.getInstance(); 13234 if (keyStore != null) { 13235 if (userId == UserHandle.USER_ALL) { 13236 for (final int individual : sUserManager.getUserIds()) { 13237 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13238 } 13239 } else { 13240 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13241 } 13242 } else { 13243 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13244 } 13245 } 13246 13247 @Override 13248 public void deleteApplicationCacheFiles(final String packageName, 13249 final IPackageDataObserver observer) { 13250 mContext.enforceCallingOrSelfPermission( 13251 android.Manifest.permission.DELETE_CACHE_FILES, null); 13252 // Queue up an async operation since the package deletion may take a little while. 13253 final int userId = UserHandle.getCallingUserId(); 13254 mHandler.post(new Runnable() { 13255 public void run() { 13256 mHandler.removeCallbacks(this); 13257 final boolean succeded; 13258 synchronized (mInstallLock) { 13259 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13260 } 13261 clearExternalStorageDataSync(packageName, userId, false); 13262 if (observer != null) { 13263 try { 13264 observer.onRemoveCompleted(packageName, succeded); 13265 } catch (RemoteException e) { 13266 Log.i(TAG, "Observer no longer exists."); 13267 } 13268 } //end if observer 13269 } //end run 13270 }); 13271 } 13272 13273 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13274 if (packageName == null) { 13275 Slog.w(TAG, "Attempt to delete null packageName."); 13276 return false; 13277 } 13278 PackageParser.Package p; 13279 synchronized (mPackages) { 13280 p = mPackages.get(packageName); 13281 } 13282 if (p == null) { 13283 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13284 return false; 13285 } 13286 final ApplicationInfo applicationInfo = p.applicationInfo; 13287 if (applicationInfo == null) { 13288 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13289 return false; 13290 } 13291 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13292 if (retCode < 0) { 13293 Slog.w(TAG, "Couldn't remove cache files for package: " 13294 + packageName + " u" + userId); 13295 return false; 13296 } 13297 return true; 13298 } 13299 13300 @Override 13301 public void getPackageSizeInfo(final String packageName, int userHandle, 13302 final IPackageStatsObserver observer) { 13303 mContext.enforceCallingOrSelfPermission( 13304 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13305 if (packageName == null) { 13306 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13307 } 13308 13309 PackageStats stats = new PackageStats(packageName, userHandle); 13310 13311 /* 13312 * Queue up an async operation since the package measurement may take a 13313 * little while. 13314 */ 13315 Message msg = mHandler.obtainMessage(INIT_COPY); 13316 msg.obj = new MeasureParams(stats, observer); 13317 mHandler.sendMessage(msg); 13318 } 13319 13320 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13321 PackageStats pStats) { 13322 if (packageName == null) { 13323 Slog.w(TAG, "Attempt to get size of null packageName."); 13324 return false; 13325 } 13326 PackageParser.Package p; 13327 boolean dataOnly = false; 13328 String libDirRoot = null; 13329 String asecPath = null; 13330 PackageSetting ps = null; 13331 synchronized (mPackages) { 13332 p = mPackages.get(packageName); 13333 ps = mSettings.mPackages.get(packageName); 13334 if(p == null) { 13335 dataOnly = true; 13336 if((ps == null) || (ps.pkg == null)) { 13337 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13338 return false; 13339 } 13340 p = ps.pkg; 13341 } 13342 if (ps != null) { 13343 libDirRoot = ps.legacyNativeLibraryPathString; 13344 } 13345 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13346 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13347 if (secureContainerId != null) { 13348 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13349 } 13350 } 13351 } 13352 String publicSrcDir = null; 13353 if(!dataOnly) { 13354 final ApplicationInfo applicationInfo = p.applicationInfo; 13355 if (applicationInfo == null) { 13356 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13357 return false; 13358 } 13359 if (p.isForwardLocked()) { 13360 publicSrcDir = applicationInfo.getBaseResourcePath(); 13361 } 13362 } 13363 // TODO: extend to measure size of split APKs 13364 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13365 // not just the first level. 13366 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13367 // just the primary. 13368 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13369 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13370 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13371 if (res < 0) { 13372 return false; 13373 } 13374 13375 // Fix-up for forward-locked applications in ASEC containers. 13376 if (!isExternal(p)) { 13377 pStats.codeSize += pStats.externalCodeSize; 13378 pStats.externalCodeSize = 0L; 13379 } 13380 13381 return true; 13382 } 13383 13384 13385 @Override 13386 public void addPackageToPreferred(String packageName) { 13387 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13388 } 13389 13390 @Override 13391 public void removePackageFromPreferred(String packageName) { 13392 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13393 } 13394 13395 @Override 13396 public List<PackageInfo> getPreferredPackages(int flags) { 13397 return new ArrayList<PackageInfo>(); 13398 } 13399 13400 private int getUidTargetSdkVersionLockedLPr(int uid) { 13401 Object obj = mSettings.getUserIdLPr(uid); 13402 if (obj instanceof SharedUserSetting) { 13403 final SharedUserSetting sus = (SharedUserSetting) obj; 13404 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13405 final Iterator<PackageSetting> it = sus.packages.iterator(); 13406 while (it.hasNext()) { 13407 final PackageSetting ps = it.next(); 13408 if (ps.pkg != null) { 13409 int v = ps.pkg.applicationInfo.targetSdkVersion; 13410 if (v < vers) vers = v; 13411 } 13412 } 13413 return vers; 13414 } else if (obj instanceof PackageSetting) { 13415 final PackageSetting ps = (PackageSetting) obj; 13416 if (ps.pkg != null) { 13417 return ps.pkg.applicationInfo.targetSdkVersion; 13418 } 13419 } 13420 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13421 } 13422 13423 @Override 13424 public void addPreferredActivity(IntentFilter filter, int match, 13425 ComponentName[] set, ComponentName activity, int userId) { 13426 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13427 "Adding preferred"); 13428 } 13429 13430 private void addPreferredActivityInternal(IntentFilter filter, int match, 13431 ComponentName[] set, ComponentName activity, boolean always, int userId, 13432 String opname) { 13433 // writer 13434 int callingUid = Binder.getCallingUid(); 13435 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13436 if (filter.countActions() == 0) { 13437 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13438 return; 13439 } 13440 synchronized (mPackages) { 13441 if (mContext.checkCallingOrSelfPermission( 13442 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13443 != PackageManager.PERMISSION_GRANTED) { 13444 if (getUidTargetSdkVersionLockedLPr(callingUid) 13445 < Build.VERSION_CODES.FROYO) { 13446 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13447 + callingUid); 13448 return; 13449 } 13450 mContext.enforceCallingOrSelfPermission( 13451 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13452 } 13453 13454 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13455 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13456 + userId + ":"); 13457 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13458 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13459 scheduleWritePackageRestrictionsLocked(userId); 13460 } 13461 } 13462 13463 @Override 13464 public void replacePreferredActivity(IntentFilter filter, int match, 13465 ComponentName[] set, ComponentName activity, int userId) { 13466 if (filter.countActions() != 1) { 13467 throw new IllegalArgumentException( 13468 "replacePreferredActivity expects filter to have only 1 action."); 13469 } 13470 if (filter.countDataAuthorities() != 0 13471 || filter.countDataPaths() != 0 13472 || filter.countDataSchemes() > 1 13473 || filter.countDataTypes() != 0) { 13474 throw new IllegalArgumentException( 13475 "replacePreferredActivity expects filter to have no data authorities, " + 13476 "paths, or types; and at most one scheme."); 13477 } 13478 13479 final int callingUid = Binder.getCallingUid(); 13480 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13481 synchronized (mPackages) { 13482 if (mContext.checkCallingOrSelfPermission( 13483 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13484 != PackageManager.PERMISSION_GRANTED) { 13485 if (getUidTargetSdkVersionLockedLPr(callingUid) 13486 < Build.VERSION_CODES.FROYO) { 13487 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13488 + Binder.getCallingUid()); 13489 return; 13490 } 13491 mContext.enforceCallingOrSelfPermission( 13492 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13493 } 13494 13495 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13496 if (pir != null) { 13497 // Get all of the existing entries that exactly match this filter. 13498 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13499 if (existing != null && existing.size() == 1) { 13500 PreferredActivity cur = existing.get(0); 13501 if (DEBUG_PREFERRED) { 13502 Slog.i(TAG, "Checking replace of preferred:"); 13503 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13504 if (!cur.mPref.mAlways) { 13505 Slog.i(TAG, " -- CUR; not mAlways!"); 13506 } else { 13507 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13508 Slog.i(TAG, " -- CUR: mSet=" 13509 + Arrays.toString(cur.mPref.mSetComponents)); 13510 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13511 Slog.i(TAG, " -- NEW: mMatch=" 13512 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13513 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13514 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13515 } 13516 } 13517 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13518 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13519 && cur.mPref.sameSet(set)) { 13520 // Setting the preferred activity to what it happens to be already 13521 if (DEBUG_PREFERRED) { 13522 Slog.i(TAG, "Replacing with same preferred activity " 13523 + cur.mPref.mShortComponent + " for user " 13524 + userId + ":"); 13525 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13526 } 13527 return; 13528 } 13529 } 13530 13531 if (existing != null) { 13532 if (DEBUG_PREFERRED) { 13533 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13534 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13535 } 13536 for (int i = 0; i < existing.size(); i++) { 13537 PreferredActivity pa = existing.get(i); 13538 if (DEBUG_PREFERRED) { 13539 Slog.i(TAG, "Removing existing preferred activity " 13540 + pa.mPref.mComponent + ":"); 13541 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13542 } 13543 pir.removeFilter(pa); 13544 } 13545 } 13546 } 13547 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13548 "Replacing preferred"); 13549 } 13550 } 13551 13552 @Override 13553 public void clearPackagePreferredActivities(String packageName) { 13554 final int uid = Binder.getCallingUid(); 13555 // writer 13556 synchronized (mPackages) { 13557 PackageParser.Package pkg = mPackages.get(packageName); 13558 if (pkg == null || pkg.applicationInfo.uid != uid) { 13559 if (mContext.checkCallingOrSelfPermission( 13560 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13561 != PackageManager.PERMISSION_GRANTED) { 13562 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13563 < Build.VERSION_CODES.FROYO) { 13564 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13565 + Binder.getCallingUid()); 13566 return; 13567 } 13568 mContext.enforceCallingOrSelfPermission( 13569 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13570 } 13571 } 13572 13573 int user = UserHandle.getCallingUserId(); 13574 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13575 scheduleWritePackageRestrictionsLocked(user); 13576 } 13577 } 13578 } 13579 13580 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13581 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13582 ArrayList<PreferredActivity> removed = null; 13583 boolean changed = false; 13584 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13585 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13586 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13587 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13588 continue; 13589 } 13590 Iterator<PreferredActivity> it = pir.filterIterator(); 13591 while (it.hasNext()) { 13592 PreferredActivity pa = it.next(); 13593 // Mark entry for removal only if it matches the package name 13594 // and the entry is of type "always". 13595 if (packageName == null || 13596 (pa.mPref.mComponent.getPackageName().equals(packageName) 13597 && pa.mPref.mAlways)) { 13598 if (removed == null) { 13599 removed = new ArrayList<PreferredActivity>(); 13600 } 13601 removed.add(pa); 13602 } 13603 } 13604 if (removed != null) { 13605 for (int j=0; j<removed.size(); j++) { 13606 PreferredActivity pa = removed.get(j); 13607 pir.removeFilter(pa); 13608 } 13609 changed = true; 13610 } 13611 } 13612 return changed; 13613 } 13614 13615 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13616 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13617 if (userId == UserHandle.USER_ALL) { 13618 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13619 sUserManager.getUserIds())) { 13620 for (int oneUserId : sUserManager.getUserIds()) { 13621 scheduleWritePackageRestrictionsLocked(oneUserId); 13622 } 13623 } 13624 } else { 13625 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13626 scheduleWritePackageRestrictionsLocked(userId); 13627 } 13628 } 13629 } 13630 13631 13632 void clearDefaultBrowserIfNeeded(String packageName) { 13633 for (int oneUserId : sUserManager.getUserIds()) { 13634 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13635 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13636 if (packageName.equals(defaultBrowserPackageName)) { 13637 setDefaultBrowserPackageName(null, oneUserId); 13638 } 13639 } 13640 } 13641 13642 @Override 13643 public void resetPreferredActivities(int userId) { 13644 mContext.enforceCallingOrSelfPermission( 13645 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13646 // writer 13647 synchronized (mPackages) { 13648 clearPackagePreferredActivitiesLPw(null, userId); 13649 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13650 applyFactoryDefaultBrowserLPw(userId); 13651 13652 scheduleWritePackageRestrictionsLocked(userId); 13653 } 13654 } 13655 13656 @Override 13657 public int getPreferredActivities(List<IntentFilter> outFilters, 13658 List<ComponentName> outActivities, String packageName) { 13659 13660 int num = 0; 13661 final int userId = UserHandle.getCallingUserId(); 13662 // reader 13663 synchronized (mPackages) { 13664 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13665 if (pir != null) { 13666 final Iterator<PreferredActivity> it = pir.filterIterator(); 13667 while (it.hasNext()) { 13668 final PreferredActivity pa = it.next(); 13669 if (packageName == null 13670 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13671 && pa.mPref.mAlways)) { 13672 if (outFilters != null) { 13673 outFilters.add(new IntentFilter(pa)); 13674 } 13675 if (outActivities != null) { 13676 outActivities.add(pa.mPref.mComponent); 13677 } 13678 } 13679 } 13680 } 13681 } 13682 13683 return num; 13684 } 13685 13686 @Override 13687 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13688 int userId) { 13689 int callingUid = Binder.getCallingUid(); 13690 if (callingUid != Process.SYSTEM_UID) { 13691 throw new SecurityException( 13692 "addPersistentPreferredActivity can only be run by the system"); 13693 } 13694 if (filter.countActions() == 0) { 13695 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13696 return; 13697 } 13698 synchronized (mPackages) { 13699 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13700 " :"); 13701 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13702 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13703 new PersistentPreferredActivity(filter, activity)); 13704 scheduleWritePackageRestrictionsLocked(userId); 13705 } 13706 } 13707 13708 @Override 13709 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13710 int callingUid = Binder.getCallingUid(); 13711 if (callingUid != Process.SYSTEM_UID) { 13712 throw new SecurityException( 13713 "clearPackagePersistentPreferredActivities can only be run by the system"); 13714 } 13715 ArrayList<PersistentPreferredActivity> removed = null; 13716 boolean changed = false; 13717 synchronized (mPackages) { 13718 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13719 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13720 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13721 .valueAt(i); 13722 if (userId != thisUserId) { 13723 continue; 13724 } 13725 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13726 while (it.hasNext()) { 13727 PersistentPreferredActivity ppa = it.next(); 13728 // Mark entry for removal only if it matches the package name. 13729 if (ppa.mComponent.getPackageName().equals(packageName)) { 13730 if (removed == null) { 13731 removed = new ArrayList<PersistentPreferredActivity>(); 13732 } 13733 removed.add(ppa); 13734 } 13735 } 13736 if (removed != null) { 13737 for (int j=0; j<removed.size(); j++) { 13738 PersistentPreferredActivity ppa = removed.get(j); 13739 ppir.removeFilter(ppa); 13740 } 13741 changed = true; 13742 } 13743 } 13744 13745 if (changed) { 13746 scheduleWritePackageRestrictionsLocked(userId); 13747 } 13748 } 13749 } 13750 13751 /** 13752 * Common machinery for picking apart a restored XML blob and passing 13753 * it to a caller-supplied functor to be applied to the running system. 13754 */ 13755 private void restoreFromXml(XmlPullParser parser, int userId, 13756 String expectedStartTag, BlobXmlRestorer functor) 13757 throws IOException, XmlPullParserException { 13758 int type; 13759 while ((type = parser.next()) != XmlPullParser.START_TAG 13760 && type != XmlPullParser.END_DOCUMENT) { 13761 } 13762 if (type != XmlPullParser.START_TAG) { 13763 // oops didn't find a start tag?! 13764 if (DEBUG_BACKUP) { 13765 Slog.e(TAG, "Didn't find start tag during restore"); 13766 } 13767 return; 13768 } 13769 13770 // this is supposed to be TAG_PREFERRED_BACKUP 13771 if (!expectedStartTag.equals(parser.getName())) { 13772 if (DEBUG_BACKUP) { 13773 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13774 } 13775 return; 13776 } 13777 13778 // skip interfering stuff, then we're aligned with the backing implementation 13779 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13780 functor.apply(parser, userId); 13781 } 13782 13783 private interface BlobXmlRestorer { 13784 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13785 } 13786 13787 /** 13788 * Non-Binder method, support for the backup/restore mechanism: write the 13789 * full set of preferred activities in its canonical XML format. Returns the 13790 * XML output as a byte array, or null if there is none. 13791 */ 13792 @Override 13793 public byte[] getPreferredActivityBackup(int userId) { 13794 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13795 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13796 } 13797 13798 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13799 try { 13800 final XmlSerializer serializer = new FastXmlSerializer(); 13801 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13802 serializer.startDocument(null, true); 13803 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13804 13805 synchronized (mPackages) { 13806 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13807 } 13808 13809 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13810 serializer.endDocument(); 13811 serializer.flush(); 13812 } catch (Exception e) { 13813 if (DEBUG_BACKUP) { 13814 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13815 } 13816 return null; 13817 } 13818 13819 return dataStream.toByteArray(); 13820 } 13821 13822 @Override 13823 public void restorePreferredActivities(byte[] backup, int userId) { 13824 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13825 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13826 } 13827 13828 try { 13829 final XmlPullParser parser = Xml.newPullParser(); 13830 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13831 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13832 new BlobXmlRestorer() { 13833 @Override 13834 public void apply(XmlPullParser parser, int userId) 13835 throws XmlPullParserException, IOException { 13836 synchronized (mPackages) { 13837 mSettings.readPreferredActivitiesLPw(parser, userId); 13838 } 13839 } 13840 } ); 13841 } catch (Exception e) { 13842 if (DEBUG_BACKUP) { 13843 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13844 } 13845 } 13846 } 13847 13848 /** 13849 * Non-Binder method, support for the backup/restore mechanism: write the 13850 * default browser (etc) settings in its canonical XML format. Returns the default 13851 * browser XML representation as a byte array, or null if there is none. 13852 */ 13853 @Override 13854 public byte[] getDefaultAppsBackup(int userId) { 13855 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13856 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13857 } 13858 13859 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13860 try { 13861 final XmlSerializer serializer = new FastXmlSerializer(); 13862 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13863 serializer.startDocument(null, true); 13864 serializer.startTag(null, TAG_DEFAULT_APPS); 13865 13866 synchronized (mPackages) { 13867 mSettings.writeDefaultAppsLPr(serializer, userId); 13868 } 13869 13870 serializer.endTag(null, TAG_DEFAULT_APPS); 13871 serializer.endDocument(); 13872 serializer.flush(); 13873 } catch (Exception e) { 13874 if (DEBUG_BACKUP) { 13875 Slog.e(TAG, "Unable to write default apps for backup", e); 13876 } 13877 return null; 13878 } 13879 13880 return dataStream.toByteArray(); 13881 } 13882 13883 @Override 13884 public void restoreDefaultApps(byte[] backup, int userId) { 13885 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13886 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13887 } 13888 13889 try { 13890 final XmlPullParser parser = Xml.newPullParser(); 13891 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13892 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13893 new BlobXmlRestorer() { 13894 @Override 13895 public void apply(XmlPullParser parser, int userId) 13896 throws XmlPullParserException, IOException { 13897 synchronized (mPackages) { 13898 mSettings.readDefaultAppsLPw(parser, userId); 13899 } 13900 } 13901 } ); 13902 } catch (Exception e) { 13903 if (DEBUG_BACKUP) { 13904 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13905 } 13906 } 13907 } 13908 13909 @Override 13910 public byte[] getIntentFilterVerificationBackup(int userId) { 13911 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13912 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13913 } 13914 13915 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13916 try { 13917 final XmlSerializer serializer = new FastXmlSerializer(); 13918 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13919 serializer.startDocument(null, true); 13920 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13921 13922 synchronized (mPackages) { 13923 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13924 } 13925 13926 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13927 serializer.endDocument(); 13928 serializer.flush(); 13929 } catch (Exception e) { 13930 if (DEBUG_BACKUP) { 13931 Slog.e(TAG, "Unable to write default apps for backup", e); 13932 } 13933 return null; 13934 } 13935 13936 return dataStream.toByteArray(); 13937 } 13938 13939 @Override 13940 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13941 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13942 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13943 } 13944 13945 try { 13946 final XmlPullParser parser = Xml.newPullParser(); 13947 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13948 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13949 new BlobXmlRestorer() { 13950 @Override 13951 public void apply(XmlPullParser parser, int userId) 13952 throws XmlPullParserException, IOException { 13953 synchronized (mPackages) { 13954 mSettings.readAllDomainVerificationsLPr(parser, userId); 13955 mSettings.writeLPr(); 13956 } 13957 } 13958 } ); 13959 } catch (Exception e) { 13960 if (DEBUG_BACKUP) { 13961 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13962 } 13963 } 13964 } 13965 13966 @Override 13967 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13968 int sourceUserId, int targetUserId, int flags) { 13969 mContext.enforceCallingOrSelfPermission( 13970 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13971 int callingUid = Binder.getCallingUid(); 13972 enforceOwnerRights(ownerPackage, callingUid); 13973 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13974 if (intentFilter.countActions() == 0) { 13975 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13976 return; 13977 } 13978 synchronized (mPackages) { 13979 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13980 ownerPackage, targetUserId, flags); 13981 CrossProfileIntentResolver resolver = 13982 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13983 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13984 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13985 if (existing != null) { 13986 int size = existing.size(); 13987 for (int i = 0; i < size; i++) { 13988 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13989 return; 13990 } 13991 } 13992 } 13993 resolver.addFilter(newFilter); 13994 scheduleWritePackageRestrictionsLocked(sourceUserId); 13995 } 13996 } 13997 13998 @Override 13999 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14000 mContext.enforceCallingOrSelfPermission( 14001 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14002 int callingUid = Binder.getCallingUid(); 14003 enforceOwnerRights(ownerPackage, callingUid); 14004 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14005 synchronized (mPackages) { 14006 CrossProfileIntentResolver resolver = 14007 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14008 ArraySet<CrossProfileIntentFilter> set = 14009 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14010 for (CrossProfileIntentFilter filter : set) { 14011 if (filter.getOwnerPackage().equals(ownerPackage)) { 14012 resolver.removeFilter(filter); 14013 } 14014 } 14015 scheduleWritePackageRestrictionsLocked(sourceUserId); 14016 } 14017 } 14018 14019 // Enforcing that callingUid is owning pkg on userId 14020 private void enforceOwnerRights(String pkg, int callingUid) { 14021 // The system owns everything. 14022 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14023 return; 14024 } 14025 int callingUserId = UserHandle.getUserId(callingUid); 14026 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14027 if (pi == null) { 14028 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14029 + callingUserId); 14030 } 14031 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14032 throw new SecurityException("Calling uid " + callingUid 14033 + " does not own package " + pkg); 14034 } 14035 } 14036 14037 @Override 14038 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14039 Intent intent = new Intent(Intent.ACTION_MAIN); 14040 intent.addCategory(Intent.CATEGORY_HOME); 14041 14042 final int callingUserId = UserHandle.getCallingUserId(); 14043 List<ResolveInfo> list = queryIntentActivities(intent, null, 14044 PackageManager.GET_META_DATA, callingUserId); 14045 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14046 true, false, false, callingUserId); 14047 14048 allHomeCandidates.clear(); 14049 if (list != null) { 14050 for (ResolveInfo ri : list) { 14051 allHomeCandidates.add(ri); 14052 } 14053 } 14054 return (preferred == null || preferred.activityInfo == null) 14055 ? null 14056 : new ComponentName(preferred.activityInfo.packageName, 14057 preferred.activityInfo.name); 14058 } 14059 14060 @Override 14061 public void setApplicationEnabledSetting(String appPackageName, 14062 int newState, int flags, int userId, String callingPackage) { 14063 if (!sUserManager.exists(userId)) return; 14064 if (callingPackage == null) { 14065 callingPackage = Integer.toString(Binder.getCallingUid()); 14066 } 14067 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14068 } 14069 14070 @Override 14071 public void setComponentEnabledSetting(ComponentName componentName, 14072 int newState, int flags, int userId) { 14073 if (!sUserManager.exists(userId)) return; 14074 setEnabledSetting(componentName.getPackageName(), 14075 componentName.getClassName(), newState, flags, userId, null); 14076 } 14077 14078 private void setEnabledSetting(final String packageName, String className, int newState, 14079 final int flags, int userId, String callingPackage) { 14080 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14081 || newState == COMPONENT_ENABLED_STATE_ENABLED 14082 || newState == COMPONENT_ENABLED_STATE_DISABLED 14083 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14084 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14085 throw new IllegalArgumentException("Invalid new component state: " 14086 + newState); 14087 } 14088 PackageSetting pkgSetting; 14089 final int uid = Binder.getCallingUid(); 14090 final int permission = mContext.checkCallingOrSelfPermission( 14091 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14092 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14093 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14094 boolean sendNow = false; 14095 boolean isApp = (className == null); 14096 String componentName = isApp ? packageName : className; 14097 int packageUid = -1; 14098 ArrayList<String> components; 14099 14100 // writer 14101 synchronized (mPackages) { 14102 pkgSetting = mSettings.mPackages.get(packageName); 14103 if (pkgSetting == null) { 14104 if (className == null) { 14105 throw new IllegalArgumentException( 14106 "Unknown package: " + packageName); 14107 } 14108 throw new IllegalArgumentException( 14109 "Unknown component: " + packageName 14110 + "/" + className); 14111 } 14112 // Allow root and verify that userId is not being specified by a different user 14113 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14114 throw new SecurityException( 14115 "Permission Denial: attempt to change component state from pid=" 14116 + Binder.getCallingPid() 14117 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14118 } 14119 if (className == null) { 14120 // We're dealing with an application/package level state change 14121 if (pkgSetting.getEnabled(userId) == newState) { 14122 // Nothing to do 14123 return; 14124 } 14125 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14126 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14127 // Don't care about who enables an app. 14128 callingPackage = null; 14129 } 14130 pkgSetting.setEnabled(newState, userId, callingPackage); 14131 // pkgSetting.pkg.mSetEnabled = newState; 14132 } else { 14133 // We're dealing with a component level state change 14134 // First, verify that this is a valid class name. 14135 PackageParser.Package pkg = pkgSetting.pkg; 14136 if (pkg == null || !pkg.hasComponentClassName(className)) { 14137 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14138 throw new IllegalArgumentException("Component class " + className 14139 + " does not exist in " + packageName); 14140 } else { 14141 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14142 + className + " does not exist in " + packageName); 14143 } 14144 } 14145 switch (newState) { 14146 case COMPONENT_ENABLED_STATE_ENABLED: 14147 if (!pkgSetting.enableComponentLPw(className, userId)) { 14148 return; 14149 } 14150 break; 14151 case COMPONENT_ENABLED_STATE_DISABLED: 14152 if (!pkgSetting.disableComponentLPw(className, userId)) { 14153 return; 14154 } 14155 break; 14156 case COMPONENT_ENABLED_STATE_DEFAULT: 14157 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14158 return; 14159 } 14160 break; 14161 default: 14162 Slog.e(TAG, "Invalid new component state: " + newState); 14163 return; 14164 } 14165 } 14166 scheduleWritePackageRestrictionsLocked(userId); 14167 components = mPendingBroadcasts.get(userId, packageName); 14168 final boolean newPackage = components == null; 14169 if (newPackage) { 14170 components = new ArrayList<String>(); 14171 } 14172 if (!components.contains(componentName)) { 14173 components.add(componentName); 14174 } 14175 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14176 sendNow = true; 14177 // Purge entry from pending broadcast list if another one exists already 14178 // since we are sending one right away. 14179 mPendingBroadcasts.remove(userId, packageName); 14180 } else { 14181 if (newPackage) { 14182 mPendingBroadcasts.put(userId, packageName, components); 14183 } 14184 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14185 // Schedule a message 14186 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14187 } 14188 } 14189 } 14190 14191 long callingId = Binder.clearCallingIdentity(); 14192 try { 14193 if (sendNow) { 14194 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14195 sendPackageChangedBroadcast(packageName, 14196 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14197 } 14198 } finally { 14199 Binder.restoreCallingIdentity(callingId); 14200 } 14201 } 14202 14203 private void sendPackageChangedBroadcast(String packageName, 14204 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14205 if (DEBUG_INSTALL) 14206 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14207 + componentNames); 14208 Bundle extras = new Bundle(4); 14209 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14210 String nameList[] = new String[componentNames.size()]; 14211 componentNames.toArray(nameList); 14212 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14213 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14214 extras.putInt(Intent.EXTRA_UID, packageUid); 14215 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14216 new int[] {UserHandle.getUserId(packageUid)}); 14217 } 14218 14219 @Override 14220 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14221 if (!sUserManager.exists(userId)) return; 14222 final int uid = Binder.getCallingUid(); 14223 final int permission = mContext.checkCallingOrSelfPermission( 14224 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14225 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14226 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14227 // writer 14228 synchronized (mPackages) { 14229 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14230 allowedByPermission, uid, userId)) { 14231 scheduleWritePackageRestrictionsLocked(userId); 14232 } 14233 } 14234 } 14235 14236 @Override 14237 public String getInstallerPackageName(String packageName) { 14238 // reader 14239 synchronized (mPackages) { 14240 return mSettings.getInstallerPackageNameLPr(packageName); 14241 } 14242 } 14243 14244 @Override 14245 public int getApplicationEnabledSetting(String packageName, int userId) { 14246 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14247 int uid = Binder.getCallingUid(); 14248 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14249 // reader 14250 synchronized (mPackages) { 14251 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14252 } 14253 } 14254 14255 @Override 14256 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14257 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14258 int uid = Binder.getCallingUid(); 14259 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14260 // reader 14261 synchronized (mPackages) { 14262 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14263 } 14264 } 14265 14266 @Override 14267 public void enterSafeMode() { 14268 enforceSystemOrRoot("Only the system can request entering safe mode"); 14269 14270 if (!mSystemReady) { 14271 mSafeMode = true; 14272 } 14273 } 14274 14275 @Override 14276 public void systemReady() { 14277 mSystemReady = true; 14278 14279 // Read the compatibilty setting when the system is ready. 14280 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14281 mContext.getContentResolver(), 14282 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14283 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14284 if (DEBUG_SETTINGS) { 14285 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14286 } 14287 14288 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14289 14290 synchronized (mPackages) { 14291 // Verify that all of the preferred activity components actually 14292 // exist. It is possible for applications to be updated and at 14293 // that point remove a previously declared activity component that 14294 // had been set as a preferred activity. We try to clean this up 14295 // the next time we encounter that preferred activity, but it is 14296 // possible for the user flow to never be able to return to that 14297 // situation so here we do a sanity check to make sure we haven't 14298 // left any junk around. 14299 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14300 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14301 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14302 removed.clear(); 14303 for (PreferredActivity pa : pir.filterSet()) { 14304 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14305 removed.add(pa); 14306 } 14307 } 14308 if (removed.size() > 0) { 14309 for (int r=0; r<removed.size(); r++) { 14310 PreferredActivity pa = removed.get(r); 14311 Slog.w(TAG, "Removing dangling preferred activity: " 14312 + pa.mPref.mComponent); 14313 pir.removeFilter(pa); 14314 } 14315 mSettings.writePackageRestrictionsLPr( 14316 mSettings.mPreferredActivities.keyAt(i)); 14317 } 14318 } 14319 14320 for (int userId : UserManagerService.getInstance().getUserIds()) { 14321 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14322 grantPermissionsUserIds = ArrayUtils.appendInt( 14323 grantPermissionsUserIds, userId); 14324 } 14325 } 14326 } 14327 sUserManager.systemReady(); 14328 14329 // If we upgraded grant all default permissions before kicking off. 14330 for (int userId : grantPermissionsUserIds) { 14331 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14332 } 14333 14334 // Kick off any messages waiting for system ready 14335 if (mPostSystemReadyMessages != null) { 14336 for (Message msg : mPostSystemReadyMessages) { 14337 msg.sendToTarget(); 14338 } 14339 mPostSystemReadyMessages = null; 14340 } 14341 14342 // Watch for external volumes that come and go over time 14343 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14344 storage.registerListener(mStorageListener); 14345 14346 mInstallerService.systemReady(); 14347 mPackageDexOptimizer.systemReady(); 14348 } 14349 14350 @Override 14351 public boolean isSafeMode() { 14352 return mSafeMode; 14353 } 14354 14355 @Override 14356 public boolean hasSystemUidErrors() { 14357 return mHasSystemUidErrors; 14358 } 14359 14360 static String arrayToString(int[] array) { 14361 StringBuffer buf = new StringBuffer(128); 14362 buf.append('['); 14363 if (array != null) { 14364 for (int i=0; i<array.length; i++) { 14365 if (i > 0) buf.append(", "); 14366 buf.append(array[i]); 14367 } 14368 } 14369 buf.append(']'); 14370 return buf.toString(); 14371 } 14372 14373 static class DumpState { 14374 public static final int DUMP_LIBS = 1 << 0; 14375 public static final int DUMP_FEATURES = 1 << 1; 14376 public static final int DUMP_RESOLVERS = 1 << 2; 14377 public static final int DUMP_PERMISSIONS = 1 << 3; 14378 public static final int DUMP_PACKAGES = 1 << 4; 14379 public static final int DUMP_SHARED_USERS = 1 << 5; 14380 public static final int DUMP_MESSAGES = 1 << 6; 14381 public static final int DUMP_PROVIDERS = 1 << 7; 14382 public static final int DUMP_VERIFIERS = 1 << 8; 14383 public static final int DUMP_PREFERRED = 1 << 9; 14384 public static final int DUMP_PREFERRED_XML = 1 << 10; 14385 public static final int DUMP_KEYSETS = 1 << 11; 14386 public static final int DUMP_VERSION = 1 << 12; 14387 public static final int DUMP_INSTALLS = 1 << 13; 14388 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14389 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14390 14391 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14392 14393 private int mTypes; 14394 14395 private int mOptions; 14396 14397 private boolean mTitlePrinted; 14398 14399 private SharedUserSetting mSharedUser; 14400 14401 public boolean isDumping(int type) { 14402 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14403 return true; 14404 } 14405 14406 return (mTypes & type) != 0; 14407 } 14408 14409 public void setDump(int type) { 14410 mTypes |= type; 14411 } 14412 14413 public boolean isOptionEnabled(int option) { 14414 return (mOptions & option) != 0; 14415 } 14416 14417 public void setOptionEnabled(int option) { 14418 mOptions |= option; 14419 } 14420 14421 public boolean onTitlePrinted() { 14422 final boolean printed = mTitlePrinted; 14423 mTitlePrinted = true; 14424 return printed; 14425 } 14426 14427 public boolean getTitlePrinted() { 14428 return mTitlePrinted; 14429 } 14430 14431 public void setTitlePrinted(boolean enabled) { 14432 mTitlePrinted = enabled; 14433 } 14434 14435 public SharedUserSetting getSharedUser() { 14436 return mSharedUser; 14437 } 14438 14439 public void setSharedUser(SharedUserSetting user) { 14440 mSharedUser = user; 14441 } 14442 } 14443 14444 @Override 14445 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14446 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14447 != PackageManager.PERMISSION_GRANTED) { 14448 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14449 + Binder.getCallingPid() 14450 + ", uid=" + Binder.getCallingUid() 14451 + " without permission " 14452 + android.Manifest.permission.DUMP); 14453 return; 14454 } 14455 14456 DumpState dumpState = new DumpState(); 14457 boolean fullPreferred = false; 14458 boolean checkin = false; 14459 14460 String packageName = null; 14461 ArraySet<String> permissionNames = null; 14462 14463 int opti = 0; 14464 while (opti < args.length) { 14465 String opt = args[opti]; 14466 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14467 break; 14468 } 14469 opti++; 14470 14471 if ("-a".equals(opt)) { 14472 // Right now we only know how to print all. 14473 } else if ("-h".equals(opt)) { 14474 pw.println("Package manager dump options:"); 14475 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14476 pw.println(" --checkin: dump for a checkin"); 14477 pw.println(" -f: print details of intent filters"); 14478 pw.println(" -h: print this help"); 14479 pw.println(" cmd may be one of:"); 14480 pw.println(" l[ibraries]: list known shared libraries"); 14481 pw.println(" f[ibraries]: list device features"); 14482 pw.println(" k[eysets]: print known keysets"); 14483 pw.println(" r[esolvers]: dump intent resolvers"); 14484 pw.println(" perm[issions]: dump permissions"); 14485 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14486 pw.println(" pref[erred]: print preferred package settings"); 14487 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14488 pw.println(" prov[iders]: dump content providers"); 14489 pw.println(" p[ackages]: dump installed packages"); 14490 pw.println(" s[hared-users]: dump shared user IDs"); 14491 pw.println(" m[essages]: print collected runtime messages"); 14492 pw.println(" v[erifiers]: print package verifier info"); 14493 pw.println(" version: print database version info"); 14494 pw.println(" write: write current settings now"); 14495 pw.println(" <package.name>: info about given package"); 14496 pw.println(" installs: details about install sessions"); 14497 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14498 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14499 return; 14500 } else if ("--checkin".equals(opt)) { 14501 checkin = true; 14502 } else if ("-f".equals(opt)) { 14503 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14504 } else { 14505 pw.println("Unknown argument: " + opt + "; use -h for help"); 14506 } 14507 } 14508 14509 // Is the caller requesting to dump a particular piece of data? 14510 if (opti < args.length) { 14511 String cmd = args[opti]; 14512 opti++; 14513 // Is this a package name? 14514 if ("android".equals(cmd) || cmd.contains(".")) { 14515 packageName = cmd; 14516 // When dumping a single package, we always dump all of its 14517 // filter information since the amount of data will be reasonable. 14518 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14519 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14520 dumpState.setDump(DumpState.DUMP_LIBS); 14521 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14522 dumpState.setDump(DumpState.DUMP_FEATURES); 14523 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14524 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14525 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14526 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14527 } else if ("permission".equals(cmd)) { 14528 if (opti >= args.length) { 14529 pw.println("Error: permission requires permission name"); 14530 return; 14531 } 14532 permissionNames = new ArraySet<>(); 14533 while (opti < args.length) { 14534 permissionNames.add(args[opti]); 14535 opti++; 14536 } 14537 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14538 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14539 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14540 dumpState.setDump(DumpState.DUMP_PREFERRED); 14541 } else if ("preferred-xml".equals(cmd)) { 14542 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14543 if (opti < args.length && "--full".equals(args[opti])) { 14544 fullPreferred = true; 14545 opti++; 14546 } 14547 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14548 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14549 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14550 dumpState.setDump(DumpState.DUMP_PACKAGES); 14551 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14552 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14553 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14554 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14555 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14556 dumpState.setDump(DumpState.DUMP_MESSAGES); 14557 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14558 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14559 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14560 || "intent-filter-verifiers".equals(cmd)) { 14561 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14562 } else if ("version".equals(cmd)) { 14563 dumpState.setDump(DumpState.DUMP_VERSION); 14564 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14565 dumpState.setDump(DumpState.DUMP_KEYSETS); 14566 } else if ("installs".equals(cmd)) { 14567 dumpState.setDump(DumpState.DUMP_INSTALLS); 14568 } else if ("write".equals(cmd)) { 14569 synchronized (mPackages) { 14570 mSettings.writeLPr(); 14571 pw.println("Settings written."); 14572 return; 14573 } 14574 } 14575 } 14576 14577 if (checkin) { 14578 pw.println("vers,1"); 14579 } 14580 14581 // reader 14582 synchronized (mPackages) { 14583 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14584 if (!checkin) { 14585 if (dumpState.onTitlePrinted()) 14586 pw.println(); 14587 pw.println("Database versions:"); 14588 pw.print(" SDK Version:"); 14589 pw.print(" internal="); 14590 pw.print(mSettings.mInternalSdkPlatform); 14591 pw.print(" external="); 14592 pw.println(mSettings.mExternalSdkPlatform); 14593 pw.print(" DB Version:"); 14594 pw.print(" internal="); 14595 pw.print(mSettings.mInternalDatabaseVersion); 14596 pw.print(" external="); 14597 pw.println(mSettings.mExternalDatabaseVersion); 14598 } 14599 } 14600 14601 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14602 if (!checkin) { 14603 if (dumpState.onTitlePrinted()) 14604 pw.println(); 14605 pw.println("Verifiers:"); 14606 pw.print(" Required: "); 14607 pw.print(mRequiredVerifierPackage); 14608 pw.print(" (uid="); 14609 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14610 pw.println(")"); 14611 } else if (mRequiredVerifierPackage != null) { 14612 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14613 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14614 } 14615 } 14616 14617 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14618 packageName == null) { 14619 if (mIntentFilterVerifierComponent != null) { 14620 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14621 if (!checkin) { 14622 if (dumpState.onTitlePrinted()) 14623 pw.println(); 14624 pw.println("Intent Filter Verifier:"); 14625 pw.print(" Using: "); 14626 pw.print(verifierPackageName); 14627 pw.print(" (uid="); 14628 pw.print(getPackageUid(verifierPackageName, 0)); 14629 pw.println(")"); 14630 } else if (verifierPackageName != null) { 14631 pw.print("ifv,"); pw.print(verifierPackageName); 14632 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14633 } 14634 } else { 14635 pw.println(); 14636 pw.println("No Intent Filter Verifier available!"); 14637 } 14638 } 14639 14640 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14641 boolean printedHeader = false; 14642 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14643 while (it.hasNext()) { 14644 String name = it.next(); 14645 SharedLibraryEntry ent = mSharedLibraries.get(name); 14646 if (!checkin) { 14647 if (!printedHeader) { 14648 if (dumpState.onTitlePrinted()) 14649 pw.println(); 14650 pw.println("Libraries:"); 14651 printedHeader = true; 14652 } 14653 pw.print(" "); 14654 } else { 14655 pw.print("lib,"); 14656 } 14657 pw.print(name); 14658 if (!checkin) { 14659 pw.print(" -> "); 14660 } 14661 if (ent.path != null) { 14662 if (!checkin) { 14663 pw.print("(jar) "); 14664 pw.print(ent.path); 14665 } else { 14666 pw.print(",jar,"); 14667 pw.print(ent.path); 14668 } 14669 } else { 14670 if (!checkin) { 14671 pw.print("(apk) "); 14672 pw.print(ent.apk); 14673 } else { 14674 pw.print(",apk,"); 14675 pw.print(ent.apk); 14676 } 14677 } 14678 pw.println(); 14679 } 14680 } 14681 14682 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14683 if (dumpState.onTitlePrinted()) 14684 pw.println(); 14685 if (!checkin) { 14686 pw.println("Features:"); 14687 } 14688 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14689 while (it.hasNext()) { 14690 String name = it.next(); 14691 if (!checkin) { 14692 pw.print(" "); 14693 } else { 14694 pw.print("feat,"); 14695 } 14696 pw.println(name); 14697 } 14698 } 14699 14700 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14701 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14702 : "Activity Resolver Table:", " ", packageName, 14703 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14704 dumpState.setTitlePrinted(true); 14705 } 14706 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14707 : "Receiver Resolver Table:", " ", packageName, 14708 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14709 dumpState.setTitlePrinted(true); 14710 } 14711 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14712 : "Service Resolver Table:", " ", packageName, 14713 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14714 dumpState.setTitlePrinted(true); 14715 } 14716 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14717 : "Provider Resolver Table:", " ", packageName, 14718 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14719 dumpState.setTitlePrinted(true); 14720 } 14721 } 14722 14723 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14724 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14725 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14726 int user = mSettings.mPreferredActivities.keyAt(i); 14727 if (pir.dump(pw, 14728 dumpState.getTitlePrinted() 14729 ? "\nPreferred Activities User " + user + ":" 14730 : "Preferred Activities User " + user + ":", " ", 14731 packageName, true, false)) { 14732 dumpState.setTitlePrinted(true); 14733 } 14734 } 14735 } 14736 14737 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14738 pw.flush(); 14739 FileOutputStream fout = new FileOutputStream(fd); 14740 BufferedOutputStream str = new BufferedOutputStream(fout); 14741 XmlSerializer serializer = new FastXmlSerializer(); 14742 try { 14743 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14744 serializer.startDocument(null, true); 14745 serializer.setFeature( 14746 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14747 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14748 serializer.endDocument(); 14749 serializer.flush(); 14750 } catch (IllegalArgumentException e) { 14751 pw.println("Failed writing: " + e); 14752 } catch (IllegalStateException e) { 14753 pw.println("Failed writing: " + e); 14754 } catch (IOException e) { 14755 pw.println("Failed writing: " + e); 14756 } 14757 } 14758 14759 if (!checkin 14760 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14761 && packageName == null) { 14762 pw.println(); 14763 int count = mSettings.mPackages.size(); 14764 if (count == 0) { 14765 pw.println("No domain preferred apps!"); 14766 pw.println(); 14767 } else { 14768 final String prefix = " "; 14769 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14770 if (allPackageSettings.size() == 0) { 14771 pw.println("No domain preferred apps!"); 14772 pw.println(); 14773 } else { 14774 pw.println("Domain preferred apps status:"); 14775 pw.println(); 14776 count = 0; 14777 for (PackageSetting ps : allPackageSettings) { 14778 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14779 if (ivi == null || ivi.getPackageName() == null) continue; 14780 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14781 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14782 pw.println(prefix + "Status: " + ivi.getStatusString()); 14783 pw.println(); 14784 count++; 14785 } 14786 if (count == 0) { 14787 pw.println(prefix + "No domain preferred app status!"); 14788 pw.println(); 14789 } 14790 for (int userId : sUserManager.getUserIds()) { 14791 pw.println("Domain preferred apps for User " + userId + ":"); 14792 pw.println(); 14793 count = 0; 14794 for (PackageSetting ps : allPackageSettings) { 14795 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14796 if (ivi == null || ivi.getPackageName() == null) { 14797 continue; 14798 } 14799 final int status = ps.getDomainVerificationStatusForUser(userId); 14800 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14801 continue; 14802 } 14803 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14804 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14805 String statusStr = IntentFilterVerificationInfo. 14806 getStatusStringFromValue(status); 14807 pw.println(prefix + "Status: " + statusStr); 14808 pw.println(); 14809 count++; 14810 } 14811 if (count == 0) { 14812 pw.println(prefix + "No domain preferred apps!"); 14813 pw.println(); 14814 } 14815 } 14816 } 14817 } 14818 } 14819 14820 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14821 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14822 if (packageName == null && permissionNames == null) { 14823 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14824 if (iperm == 0) { 14825 if (dumpState.onTitlePrinted()) 14826 pw.println(); 14827 pw.println("AppOp Permissions:"); 14828 } 14829 pw.print(" AppOp Permission "); 14830 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14831 pw.println(":"); 14832 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14833 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14834 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14835 } 14836 } 14837 } 14838 } 14839 14840 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14841 boolean printedSomething = false; 14842 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14843 if (packageName != null && !packageName.equals(p.info.packageName)) { 14844 continue; 14845 } 14846 if (!printedSomething) { 14847 if (dumpState.onTitlePrinted()) 14848 pw.println(); 14849 pw.println("Registered ContentProviders:"); 14850 printedSomething = true; 14851 } 14852 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14853 pw.print(" "); pw.println(p.toString()); 14854 } 14855 printedSomething = false; 14856 for (Map.Entry<String, PackageParser.Provider> entry : 14857 mProvidersByAuthority.entrySet()) { 14858 PackageParser.Provider p = entry.getValue(); 14859 if (packageName != null && !packageName.equals(p.info.packageName)) { 14860 continue; 14861 } 14862 if (!printedSomething) { 14863 if (dumpState.onTitlePrinted()) 14864 pw.println(); 14865 pw.println("ContentProvider Authorities:"); 14866 printedSomething = true; 14867 } 14868 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14869 pw.print(" "); pw.println(p.toString()); 14870 if (p.info != null && p.info.applicationInfo != null) { 14871 final String appInfo = p.info.applicationInfo.toString(); 14872 pw.print(" applicationInfo="); pw.println(appInfo); 14873 } 14874 } 14875 } 14876 14877 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14878 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14879 } 14880 14881 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14882 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14883 } 14884 14885 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14886 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14887 } 14888 14889 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14890 // XXX should handle packageName != null by dumping only install data that 14891 // the given package is involved with. 14892 if (dumpState.onTitlePrinted()) pw.println(); 14893 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14894 } 14895 14896 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14897 if (dumpState.onTitlePrinted()) pw.println(); 14898 mSettings.dumpReadMessagesLPr(pw, dumpState); 14899 14900 pw.println(); 14901 pw.println("Package warning messages:"); 14902 BufferedReader in = null; 14903 String line = null; 14904 try { 14905 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14906 while ((line = in.readLine()) != null) { 14907 if (line.contains("ignored: updated version")) continue; 14908 pw.println(line); 14909 } 14910 } catch (IOException ignored) { 14911 } finally { 14912 IoUtils.closeQuietly(in); 14913 } 14914 } 14915 14916 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14917 BufferedReader in = null; 14918 String line = null; 14919 try { 14920 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14921 while ((line = in.readLine()) != null) { 14922 if (line.contains("ignored: updated version")) continue; 14923 pw.print("msg,"); 14924 pw.println(line); 14925 } 14926 } catch (IOException ignored) { 14927 } finally { 14928 IoUtils.closeQuietly(in); 14929 } 14930 } 14931 } 14932 } 14933 14934 // ------- apps on sdcard specific code ------- 14935 static final boolean DEBUG_SD_INSTALL = false; 14936 14937 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14938 14939 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14940 14941 private boolean mMediaMounted = false; 14942 14943 static String getEncryptKey() { 14944 try { 14945 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14946 SD_ENCRYPTION_KEYSTORE_NAME); 14947 if (sdEncKey == null) { 14948 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14949 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14950 if (sdEncKey == null) { 14951 Slog.e(TAG, "Failed to create encryption keys"); 14952 return null; 14953 } 14954 } 14955 return sdEncKey; 14956 } catch (NoSuchAlgorithmException nsae) { 14957 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14958 return null; 14959 } catch (IOException ioe) { 14960 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14961 return null; 14962 } 14963 } 14964 14965 /* 14966 * Update media status on PackageManager. 14967 */ 14968 @Override 14969 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14970 int callingUid = Binder.getCallingUid(); 14971 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14972 throw new SecurityException("Media status can only be updated by the system"); 14973 } 14974 // reader; this apparently protects mMediaMounted, but should probably 14975 // be a different lock in that case. 14976 synchronized (mPackages) { 14977 Log.i(TAG, "Updating external media status from " 14978 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14979 + (mediaStatus ? "mounted" : "unmounted")); 14980 if (DEBUG_SD_INSTALL) 14981 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14982 + ", mMediaMounted=" + mMediaMounted); 14983 if (mediaStatus == mMediaMounted) { 14984 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14985 : 0, -1); 14986 mHandler.sendMessage(msg); 14987 return; 14988 } 14989 mMediaMounted = mediaStatus; 14990 } 14991 // Queue up an async operation since the package installation may take a 14992 // little while. 14993 mHandler.post(new Runnable() { 14994 public void run() { 14995 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14996 } 14997 }); 14998 } 14999 15000 /** 15001 * Called by MountService when the initial ASECs to scan are available. 15002 * Should block until all the ASEC containers are finished being scanned. 15003 */ 15004 public void scanAvailableAsecs() { 15005 updateExternalMediaStatusInner(true, false, false); 15006 if (mShouldRestoreconData) { 15007 SELinuxMMAC.setRestoreconDone(); 15008 mShouldRestoreconData = false; 15009 } 15010 } 15011 15012 /* 15013 * Collect information of applications on external media, map them against 15014 * existing containers and update information based on current mount status. 15015 * Please note that we always have to report status if reportStatus has been 15016 * set to true especially when unloading packages. 15017 */ 15018 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15019 boolean externalStorage) { 15020 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15021 int[] uidArr = EmptyArray.INT; 15022 15023 final String[] list = PackageHelper.getSecureContainerList(); 15024 if (ArrayUtils.isEmpty(list)) { 15025 Log.i(TAG, "No secure containers found"); 15026 } else { 15027 // Process list of secure containers and categorize them 15028 // as active or stale based on their package internal state. 15029 15030 // reader 15031 synchronized (mPackages) { 15032 for (String cid : list) { 15033 // Leave stages untouched for now; installer service owns them 15034 if (PackageInstallerService.isStageName(cid)) continue; 15035 15036 if (DEBUG_SD_INSTALL) 15037 Log.i(TAG, "Processing container " + cid); 15038 String pkgName = getAsecPackageName(cid); 15039 if (pkgName == null) { 15040 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15041 continue; 15042 } 15043 if (DEBUG_SD_INSTALL) 15044 Log.i(TAG, "Looking for pkg : " + pkgName); 15045 15046 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15047 if (ps == null) { 15048 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15049 continue; 15050 } 15051 15052 /* 15053 * Skip packages that are not external if we're unmounting 15054 * external storage. 15055 */ 15056 if (externalStorage && !isMounted && !isExternal(ps)) { 15057 continue; 15058 } 15059 15060 final AsecInstallArgs args = new AsecInstallArgs(cid, 15061 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15062 // The package status is changed only if the code path 15063 // matches between settings and the container id. 15064 if (ps.codePathString != null 15065 && ps.codePathString.startsWith(args.getCodePath())) { 15066 if (DEBUG_SD_INSTALL) { 15067 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15068 + " at code path: " + ps.codePathString); 15069 } 15070 15071 // We do have a valid package installed on sdcard 15072 processCids.put(args, ps.codePathString); 15073 final int uid = ps.appId; 15074 if (uid != -1) { 15075 uidArr = ArrayUtils.appendInt(uidArr, uid); 15076 } 15077 } else { 15078 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15079 + ps.codePathString); 15080 } 15081 } 15082 } 15083 15084 Arrays.sort(uidArr); 15085 } 15086 15087 // Process packages with valid entries. 15088 if (isMounted) { 15089 if (DEBUG_SD_INSTALL) 15090 Log.i(TAG, "Loading packages"); 15091 loadMediaPackages(processCids, uidArr); 15092 startCleaningPackages(); 15093 mInstallerService.onSecureContainersAvailable(); 15094 } else { 15095 if (DEBUG_SD_INSTALL) 15096 Log.i(TAG, "Unloading packages"); 15097 unloadMediaPackages(processCids, uidArr, reportStatus); 15098 } 15099 } 15100 15101 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15102 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15103 final int size = infos.size(); 15104 final String[] packageNames = new String[size]; 15105 final int[] packageUids = new int[size]; 15106 for (int i = 0; i < size; i++) { 15107 final ApplicationInfo info = infos.get(i); 15108 packageNames[i] = info.packageName; 15109 packageUids[i] = info.uid; 15110 } 15111 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15112 finishedReceiver); 15113 } 15114 15115 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15116 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15117 sendResourcesChangedBroadcast(mediaStatus, replacing, 15118 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15119 } 15120 15121 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15122 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15123 int size = pkgList.length; 15124 if (size > 0) { 15125 // Send broadcasts here 15126 Bundle extras = new Bundle(); 15127 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15128 if (uidArr != null) { 15129 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15130 } 15131 if (replacing) { 15132 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15133 } 15134 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15135 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15136 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15137 } 15138 } 15139 15140 /* 15141 * Look at potentially valid container ids from processCids If package 15142 * information doesn't match the one on record or package scanning fails, 15143 * the cid is added to list of removeCids. We currently don't delete stale 15144 * containers. 15145 */ 15146 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15147 ArrayList<String> pkgList = new ArrayList<String>(); 15148 Set<AsecInstallArgs> keys = processCids.keySet(); 15149 15150 for (AsecInstallArgs args : keys) { 15151 String codePath = processCids.get(args); 15152 if (DEBUG_SD_INSTALL) 15153 Log.i(TAG, "Loading container : " + args.cid); 15154 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15155 try { 15156 // Make sure there are no container errors first. 15157 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15158 Slog.e(TAG, "Failed to mount cid : " + args.cid 15159 + " when installing from sdcard"); 15160 continue; 15161 } 15162 // Check code path here. 15163 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15164 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15165 + " does not match one in settings " + codePath); 15166 continue; 15167 } 15168 // Parse package 15169 int parseFlags = mDefParseFlags; 15170 if (args.isExternalAsec()) { 15171 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15172 } 15173 if (args.isFwdLocked()) { 15174 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15175 } 15176 15177 synchronized (mInstallLock) { 15178 PackageParser.Package pkg = null; 15179 try { 15180 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15181 } catch (PackageManagerException e) { 15182 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15183 } 15184 // Scan the package 15185 if (pkg != null) { 15186 /* 15187 * TODO why is the lock being held? doPostInstall is 15188 * called in other places without the lock. This needs 15189 * to be straightened out. 15190 */ 15191 // writer 15192 synchronized (mPackages) { 15193 retCode = PackageManager.INSTALL_SUCCEEDED; 15194 pkgList.add(pkg.packageName); 15195 // Post process args 15196 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15197 pkg.applicationInfo.uid); 15198 } 15199 } else { 15200 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15201 } 15202 } 15203 15204 } finally { 15205 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15206 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15207 } 15208 } 15209 } 15210 // writer 15211 synchronized (mPackages) { 15212 // If the platform SDK has changed since the last time we booted, 15213 // we need to re-grant app permission to catch any new ones that 15214 // appear. This is really a hack, and means that apps can in some 15215 // cases get permissions that the user didn't initially explicitly 15216 // allow... it would be nice to have some better way to handle 15217 // this situation. 15218 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15219 if (regrantPermissions) 15220 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15221 + mSdkVersion + "; regranting permissions for external storage"); 15222 mSettings.mExternalSdkPlatform = mSdkVersion; 15223 15224 // Make sure group IDs have been assigned, and any permission 15225 // changes in other apps are accounted for 15226 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15227 | (regrantPermissions 15228 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15229 : 0)); 15230 15231 mSettings.updateExternalDatabaseVersion(); 15232 15233 // can downgrade to reader 15234 // Persist settings 15235 mSettings.writeLPr(); 15236 } 15237 // Send a broadcast to let everyone know we are done processing 15238 if (pkgList.size() > 0) { 15239 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15240 } 15241 } 15242 15243 /* 15244 * Utility method to unload a list of specified containers 15245 */ 15246 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15247 // Just unmount all valid containers. 15248 for (AsecInstallArgs arg : cidArgs) { 15249 synchronized (mInstallLock) { 15250 arg.doPostDeleteLI(false); 15251 } 15252 } 15253 } 15254 15255 /* 15256 * Unload packages mounted on external media. This involves deleting package 15257 * data from internal structures, sending broadcasts about diabled packages, 15258 * gc'ing to free up references, unmounting all secure containers 15259 * corresponding to packages on external media, and posting a 15260 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15261 * that we always have to post this message if status has been requested no 15262 * matter what. 15263 */ 15264 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15265 final boolean reportStatus) { 15266 if (DEBUG_SD_INSTALL) 15267 Log.i(TAG, "unloading media packages"); 15268 ArrayList<String> pkgList = new ArrayList<String>(); 15269 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15270 final Set<AsecInstallArgs> keys = processCids.keySet(); 15271 for (AsecInstallArgs args : keys) { 15272 String pkgName = args.getPackageName(); 15273 if (DEBUG_SD_INSTALL) 15274 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15275 // Delete package internally 15276 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15277 synchronized (mInstallLock) { 15278 boolean res = deletePackageLI(pkgName, null, false, null, null, 15279 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15280 if (res) { 15281 pkgList.add(pkgName); 15282 } else { 15283 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15284 failedList.add(args); 15285 } 15286 } 15287 } 15288 15289 // reader 15290 synchronized (mPackages) { 15291 // We didn't update the settings after removing each package; 15292 // write them now for all packages. 15293 mSettings.writeLPr(); 15294 } 15295 15296 // We have to absolutely send UPDATED_MEDIA_STATUS only 15297 // after confirming that all the receivers processed the ordered 15298 // broadcast when packages get disabled, force a gc to clean things up. 15299 // and unload all the containers. 15300 if (pkgList.size() > 0) { 15301 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15302 new IIntentReceiver.Stub() { 15303 public void performReceive(Intent intent, int resultCode, String data, 15304 Bundle extras, boolean ordered, boolean sticky, 15305 int sendingUser) throws RemoteException { 15306 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15307 reportStatus ? 1 : 0, 1, keys); 15308 mHandler.sendMessage(msg); 15309 } 15310 }); 15311 } else { 15312 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15313 keys); 15314 mHandler.sendMessage(msg); 15315 } 15316 } 15317 15318 private void loadPrivatePackages(VolumeInfo vol) { 15319 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15320 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15321 synchronized (mInstallLock) { 15322 synchronized (mPackages) { 15323 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15324 for (PackageSetting ps : packages) { 15325 final PackageParser.Package pkg; 15326 try { 15327 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15328 loaded.add(pkg.applicationInfo); 15329 } catch (PackageManagerException e) { 15330 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15331 } 15332 } 15333 15334 // TODO: regrant any permissions that changed based since original install 15335 15336 mSettings.writeLPr(); 15337 } 15338 } 15339 15340 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15341 sendResourcesChangedBroadcast(true, false, loaded, null); 15342 } 15343 15344 private void unloadPrivatePackages(VolumeInfo vol) { 15345 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15346 synchronized (mInstallLock) { 15347 synchronized (mPackages) { 15348 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15349 for (PackageSetting ps : packages) { 15350 if (ps.pkg == null) continue; 15351 15352 final ApplicationInfo info = ps.pkg.applicationInfo; 15353 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15354 if (deletePackageLI(ps.name, null, false, null, null, 15355 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15356 unloaded.add(info); 15357 } else { 15358 Slog.w(TAG, "Failed to unload " + ps.codePath); 15359 } 15360 } 15361 15362 mSettings.writeLPr(); 15363 } 15364 } 15365 15366 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15367 sendResourcesChangedBroadcast(false, false, unloaded, null); 15368 } 15369 15370 /** 15371 * Examine all users present on given mounted volume, and destroy data 15372 * belonging to users that are no longer valid, or whose user ID has been 15373 * recycled. 15374 */ 15375 private void reconcileUsers(String volumeUuid) { 15376 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15377 if (ArrayUtils.isEmpty(files)) { 15378 Slog.d(TAG, "No users found on " + volumeUuid); 15379 return; 15380 } 15381 15382 for (File file : files) { 15383 if (!file.isDirectory()) continue; 15384 15385 final int userId; 15386 final UserInfo info; 15387 try { 15388 userId = Integer.parseInt(file.getName()); 15389 info = sUserManager.getUserInfo(userId); 15390 } catch (NumberFormatException e) { 15391 Slog.w(TAG, "Invalid user directory " + file); 15392 continue; 15393 } 15394 15395 boolean destroyUser = false; 15396 if (info == null) { 15397 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15398 + " because no matching user was found"); 15399 destroyUser = true; 15400 } else { 15401 try { 15402 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15403 } catch (IOException e) { 15404 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15405 + " because we failed to enforce serial number: " + e); 15406 destroyUser = true; 15407 } 15408 } 15409 15410 if (destroyUser) { 15411 synchronized (mInstallLock) { 15412 mInstaller.removeUserDataDirs(volumeUuid, userId); 15413 } 15414 } 15415 } 15416 15417 final UserManager um = mContext.getSystemService(UserManager.class); 15418 for (UserInfo user : um.getUsers()) { 15419 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15420 if (userDir.exists()) continue; 15421 15422 try { 15423 UserManagerService.prepareUserDirectory(userDir); 15424 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15425 } catch (IOException e) { 15426 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15427 } 15428 } 15429 } 15430 15431 /** 15432 * Examine all apps present on given mounted volume, and destroy apps that 15433 * aren't expected, either due to uninstallation or reinstallation on 15434 * another volume. 15435 */ 15436 private void reconcileApps(String volumeUuid) { 15437 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15438 if (ArrayUtils.isEmpty(files)) { 15439 Slog.d(TAG, "No apps found on " + volumeUuid); 15440 return; 15441 } 15442 15443 for (File file : files) { 15444 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15445 && !PackageInstallerService.isStageName(file.getName()); 15446 if (!isPackage) { 15447 // Ignore entries which are not packages 15448 continue; 15449 } 15450 15451 boolean destroyApp = false; 15452 String packageName = null; 15453 try { 15454 final PackageLite pkg = PackageParser.parsePackageLite(file, 15455 PackageParser.PARSE_MUST_BE_APK); 15456 packageName = pkg.packageName; 15457 15458 synchronized (mPackages) { 15459 final PackageSetting ps = mSettings.mPackages.get(packageName); 15460 if (ps == null) { 15461 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15462 + volumeUuid + " because we found no install record"); 15463 destroyApp = true; 15464 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15465 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15466 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15467 destroyApp = true; 15468 } 15469 } 15470 15471 } catch (PackageParserException e) { 15472 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15473 destroyApp = true; 15474 } 15475 15476 if (destroyApp) { 15477 synchronized (mInstallLock) { 15478 if (packageName != null) { 15479 removeDataDirsLI(volumeUuid, packageName); 15480 } 15481 if (file.isDirectory()) { 15482 mInstaller.rmPackageDir(file.getAbsolutePath()); 15483 } else { 15484 file.delete(); 15485 } 15486 } 15487 } 15488 } 15489 } 15490 15491 private void unfreezePackage(String packageName) { 15492 synchronized (mPackages) { 15493 final PackageSetting ps = mSettings.mPackages.get(packageName); 15494 if (ps != null) { 15495 ps.frozen = false; 15496 } 15497 } 15498 } 15499 15500 @Override 15501 public int movePackage(final String packageName, final String volumeUuid) { 15502 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15503 15504 final int moveId = mNextMoveId.getAndIncrement(); 15505 try { 15506 movePackageInternal(packageName, volumeUuid, moveId); 15507 } catch (PackageManagerException e) { 15508 Slog.w(TAG, "Failed to move " + packageName, e); 15509 mMoveCallbacks.notifyStatusChanged(moveId, 15510 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15511 } 15512 return moveId; 15513 } 15514 15515 private void movePackageInternal(final String packageName, final String volumeUuid, 15516 final int moveId) throws PackageManagerException { 15517 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15518 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15519 final PackageManager pm = mContext.getPackageManager(); 15520 15521 final boolean currentAsec; 15522 final String currentVolumeUuid; 15523 final File codeFile; 15524 final String installerPackageName; 15525 final String packageAbiOverride; 15526 final int appId; 15527 final String seinfo; 15528 final String label; 15529 15530 // reader 15531 synchronized (mPackages) { 15532 final PackageParser.Package pkg = mPackages.get(packageName); 15533 final PackageSetting ps = mSettings.mPackages.get(packageName); 15534 if (pkg == null || ps == null) { 15535 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15536 } 15537 15538 if (pkg.applicationInfo.isSystemApp()) { 15539 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15540 "Cannot move system application"); 15541 } 15542 15543 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15544 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15545 "Package already moved to " + volumeUuid); 15546 } 15547 15548 final File probe = new File(pkg.codePath); 15549 final File probeOat = new File(probe, "oat"); 15550 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15551 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15552 "Move only supported for modern cluster style installs"); 15553 } 15554 15555 if (ps.frozen) { 15556 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15557 "Failed to move already frozen package"); 15558 } 15559 ps.frozen = true; 15560 15561 currentAsec = pkg.applicationInfo.isForwardLocked() 15562 || pkg.applicationInfo.isExternalAsec(); 15563 currentVolumeUuid = ps.volumeUuid; 15564 codeFile = new File(pkg.codePath); 15565 installerPackageName = ps.installerPackageName; 15566 packageAbiOverride = ps.cpuAbiOverrideString; 15567 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15568 seinfo = pkg.applicationInfo.seinfo; 15569 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15570 } 15571 15572 // Now that we're guarded by frozen state, kill app during move 15573 killApplication(packageName, appId, "move pkg"); 15574 15575 final Bundle extras = new Bundle(); 15576 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15577 extras.putString(Intent.EXTRA_TITLE, label); 15578 mMoveCallbacks.notifyCreated(moveId, extras); 15579 15580 int installFlags; 15581 final boolean moveCompleteApp; 15582 final File measurePath; 15583 15584 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15585 installFlags = INSTALL_INTERNAL; 15586 moveCompleteApp = !currentAsec; 15587 measurePath = Environment.getDataAppDirectory(volumeUuid); 15588 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15589 installFlags = INSTALL_EXTERNAL; 15590 moveCompleteApp = false; 15591 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15592 } else { 15593 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15594 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15595 || !volume.isMountedWritable()) { 15596 unfreezePackage(packageName); 15597 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15598 "Move location not mounted private volume"); 15599 } 15600 15601 Preconditions.checkState(!currentAsec); 15602 15603 installFlags = INSTALL_INTERNAL; 15604 moveCompleteApp = true; 15605 measurePath = Environment.getDataAppDirectory(volumeUuid); 15606 } 15607 15608 final PackageStats stats = new PackageStats(null, -1); 15609 synchronized (mInstaller) { 15610 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15611 unfreezePackage(packageName); 15612 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15613 "Failed to measure package size"); 15614 } 15615 } 15616 15617 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15618 + stats.dataSize); 15619 15620 final long startFreeBytes = measurePath.getFreeSpace(); 15621 final long sizeBytes; 15622 if (moveCompleteApp) { 15623 sizeBytes = stats.codeSize + stats.dataSize; 15624 } else { 15625 sizeBytes = stats.codeSize; 15626 } 15627 15628 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15629 unfreezePackage(packageName); 15630 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15631 "Not enough free space to move"); 15632 } 15633 15634 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15635 15636 final CountDownLatch installedLatch = new CountDownLatch(1); 15637 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15638 @Override 15639 public void onUserActionRequired(Intent intent) throws RemoteException { 15640 throw new IllegalStateException(); 15641 } 15642 15643 @Override 15644 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15645 Bundle extras) throws RemoteException { 15646 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15647 + PackageManager.installStatusToString(returnCode, msg)); 15648 15649 installedLatch.countDown(); 15650 15651 // Regardless of success or failure of the move operation, 15652 // always unfreeze the package 15653 unfreezePackage(packageName); 15654 15655 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15656 switch (status) { 15657 case PackageInstaller.STATUS_SUCCESS: 15658 mMoveCallbacks.notifyStatusChanged(moveId, 15659 PackageManager.MOVE_SUCCEEDED); 15660 break; 15661 case PackageInstaller.STATUS_FAILURE_STORAGE: 15662 mMoveCallbacks.notifyStatusChanged(moveId, 15663 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15664 break; 15665 default: 15666 mMoveCallbacks.notifyStatusChanged(moveId, 15667 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15668 break; 15669 } 15670 } 15671 }; 15672 15673 final MoveInfo move; 15674 if (moveCompleteApp) { 15675 // Kick off a thread to report progress estimates 15676 new Thread() { 15677 @Override 15678 public void run() { 15679 while (true) { 15680 try { 15681 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15682 break; 15683 } 15684 } catch (InterruptedException ignored) { 15685 } 15686 15687 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15688 final int progress = 10 + (int) MathUtils.constrain( 15689 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15690 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15691 } 15692 } 15693 }.start(); 15694 15695 final String dataAppName = codeFile.getName(); 15696 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15697 dataAppName, appId, seinfo); 15698 } else { 15699 move = null; 15700 } 15701 15702 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15703 15704 final Message msg = mHandler.obtainMessage(INIT_COPY); 15705 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15706 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15707 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15708 mHandler.sendMessage(msg); 15709 } 15710 15711 @Override 15712 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15713 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15714 15715 final int realMoveId = mNextMoveId.getAndIncrement(); 15716 final Bundle extras = new Bundle(); 15717 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15718 mMoveCallbacks.notifyCreated(realMoveId, extras); 15719 15720 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15721 @Override 15722 public void onCreated(int moveId, Bundle extras) { 15723 // Ignored 15724 } 15725 15726 @Override 15727 public void onStatusChanged(int moveId, int status, long estMillis) { 15728 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15729 } 15730 }; 15731 15732 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15733 storage.setPrimaryStorageUuid(volumeUuid, callback); 15734 return realMoveId; 15735 } 15736 15737 @Override 15738 public int getMoveStatus(int moveId) { 15739 mContext.enforceCallingOrSelfPermission( 15740 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15741 return mMoveCallbacks.mLastStatus.get(moveId); 15742 } 15743 15744 @Override 15745 public void registerMoveCallback(IPackageMoveObserver callback) { 15746 mContext.enforceCallingOrSelfPermission( 15747 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15748 mMoveCallbacks.register(callback); 15749 } 15750 15751 @Override 15752 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15753 mContext.enforceCallingOrSelfPermission( 15754 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15755 mMoveCallbacks.unregister(callback); 15756 } 15757 15758 @Override 15759 public boolean setInstallLocation(int loc) { 15760 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15761 null); 15762 if (getInstallLocation() == loc) { 15763 return true; 15764 } 15765 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15766 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15767 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15768 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15769 return true; 15770 } 15771 return false; 15772 } 15773 15774 @Override 15775 public int getInstallLocation() { 15776 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15777 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15778 PackageHelper.APP_INSTALL_AUTO); 15779 } 15780 15781 /** Called by UserManagerService */ 15782 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15783 mDirtyUsers.remove(userHandle); 15784 mSettings.removeUserLPw(userHandle); 15785 mPendingBroadcasts.remove(userHandle); 15786 if (mInstaller != null) { 15787 // Technically, we shouldn't be doing this with the package lock 15788 // held. However, this is very rare, and there is already so much 15789 // other disk I/O going on, that we'll let it slide for now. 15790 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15791 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15792 final String volumeUuid = vol.getFsUuid(); 15793 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15794 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15795 } 15796 } 15797 mUserNeedsBadging.delete(userHandle); 15798 removeUnusedPackagesLILPw(userManager, userHandle); 15799 } 15800 15801 /** 15802 * We're removing userHandle and would like to remove any downloaded packages 15803 * that are no longer in use by any other user. 15804 * @param userHandle the user being removed 15805 */ 15806 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15807 final boolean DEBUG_CLEAN_APKS = false; 15808 int [] users = userManager.getUserIdsLPr(); 15809 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15810 while (psit.hasNext()) { 15811 PackageSetting ps = psit.next(); 15812 if (ps.pkg == null) { 15813 continue; 15814 } 15815 final String packageName = ps.pkg.packageName; 15816 // Skip over if system app 15817 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15818 continue; 15819 } 15820 if (DEBUG_CLEAN_APKS) { 15821 Slog.i(TAG, "Checking package " + packageName); 15822 } 15823 boolean keep = false; 15824 for (int i = 0; i < users.length; i++) { 15825 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15826 keep = true; 15827 if (DEBUG_CLEAN_APKS) { 15828 Slog.i(TAG, " Keeping package " + packageName + " for user " 15829 + users[i]); 15830 } 15831 break; 15832 } 15833 } 15834 if (!keep) { 15835 if (DEBUG_CLEAN_APKS) { 15836 Slog.i(TAG, " Removing package " + packageName); 15837 } 15838 mHandler.post(new Runnable() { 15839 public void run() { 15840 deletePackageX(packageName, userHandle, 0); 15841 } //end run 15842 }); 15843 } 15844 } 15845 } 15846 15847 /** Called by UserManagerService */ 15848 void createNewUserLILPw(int userHandle) { 15849 if (mInstaller != null) { 15850 mInstaller.createUserConfig(userHandle); 15851 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15852 applyFactoryDefaultBrowserLPw(userHandle); 15853 } 15854 } 15855 15856 void newUserCreatedLILPw(final int userHandle) { 15857 // We cannot grant the default permissions with a lock held as 15858 // we query providers from other components for default handlers 15859 // such as enabled IMEs, etc. 15860 mHandler.post(new Runnable() { 15861 @Override 15862 public void run() { 15863 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15864 } 15865 }); 15866 } 15867 15868 @Override 15869 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15870 mContext.enforceCallingOrSelfPermission( 15871 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15872 "Only package verification agents can read the verifier device identity"); 15873 15874 synchronized (mPackages) { 15875 return mSettings.getVerifierDeviceIdentityLPw(); 15876 } 15877 } 15878 15879 @Override 15880 public void setPermissionEnforced(String permission, boolean enforced) { 15881 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15882 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15883 synchronized (mPackages) { 15884 if (mSettings.mReadExternalStorageEnforced == null 15885 || mSettings.mReadExternalStorageEnforced != enforced) { 15886 mSettings.mReadExternalStorageEnforced = enforced; 15887 mSettings.writeLPr(); 15888 } 15889 } 15890 // kill any non-foreground processes so we restart them and 15891 // grant/revoke the GID. 15892 final IActivityManager am = ActivityManagerNative.getDefault(); 15893 if (am != null) { 15894 final long token = Binder.clearCallingIdentity(); 15895 try { 15896 am.killProcessesBelowForeground("setPermissionEnforcement"); 15897 } catch (RemoteException e) { 15898 } finally { 15899 Binder.restoreCallingIdentity(token); 15900 } 15901 } 15902 } else { 15903 throw new IllegalArgumentException("No selective enforcement for " + permission); 15904 } 15905 } 15906 15907 @Override 15908 @Deprecated 15909 public boolean isPermissionEnforced(String permission) { 15910 return true; 15911 } 15912 15913 @Override 15914 public boolean isStorageLow() { 15915 final long token = Binder.clearCallingIdentity(); 15916 try { 15917 final DeviceStorageMonitorInternal 15918 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15919 if (dsm != null) { 15920 return dsm.isMemoryLow(); 15921 } else { 15922 return false; 15923 } 15924 } finally { 15925 Binder.restoreCallingIdentity(token); 15926 } 15927 } 15928 15929 @Override 15930 public IPackageInstaller getPackageInstaller() { 15931 return mInstallerService; 15932 } 15933 15934 private boolean userNeedsBadging(int userId) { 15935 int index = mUserNeedsBadging.indexOfKey(userId); 15936 if (index < 0) { 15937 final UserInfo userInfo; 15938 final long token = Binder.clearCallingIdentity(); 15939 try { 15940 userInfo = sUserManager.getUserInfo(userId); 15941 } finally { 15942 Binder.restoreCallingIdentity(token); 15943 } 15944 final boolean b; 15945 if (userInfo != null && userInfo.isManagedProfile()) { 15946 b = true; 15947 } else { 15948 b = false; 15949 } 15950 mUserNeedsBadging.put(userId, b); 15951 return b; 15952 } 15953 return mUserNeedsBadging.valueAt(index); 15954 } 15955 15956 @Override 15957 public KeySet getKeySetByAlias(String packageName, String alias) { 15958 if (packageName == null || alias == null) { 15959 return null; 15960 } 15961 synchronized(mPackages) { 15962 final PackageParser.Package pkg = mPackages.get(packageName); 15963 if (pkg == null) { 15964 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15965 throw new IllegalArgumentException("Unknown package: " + packageName); 15966 } 15967 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15968 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15969 } 15970 } 15971 15972 @Override 15973 public KeySet getSigningKeySet(String packageName) { 15974 if (packageName == null) { 15975 return null; 15976 } 15977 synchronized(mPackages) { 15978 final PackageParser.Package pkg = mPackages.get(packageName); 15979 if (pkg == null) { 15980 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15981 throw new IllegalArgumentException("Unknown package: " + packageName); 15982 } 15983 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15984 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15985 throw new SecurityException("May not access signing KeySet of other apps."); 15986 } 15987 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15988 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15989 } 15990 } 15991 15992 @Override 15993 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15994 if (packageName == null || ks == null) { 15995 return false; 15996 } 15997 synchronized(mPackages) { 15998 final PackageParser.Package pkg = mPackages.get(packageName); 15999 if (pkg == null) { 16000 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16001 throw new IllegalArgumentException("Unknown package: " + packageName); 16002 } 16003 IBinder ksh = ks.getToken(); 16004 if (ksh instanceof KeySetHandle) { 16005 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16006 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16007 } 16008 return false; 16009 } 16010 } 16011 16012 @Override 16013 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16014 if (packageName == null || ks == null) { 16015 return false; 16016 } 16017 synchronized(mPackages) { 16018 final PackageParser.Package pkg = mPackages.get(packageName); 16019 if (pkg == null) { 16020 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16021 throw new IllegalArgumentException("Unknown package: " + packageName); 16022 } 16023 IBinder ksh = ks.getToken(); 16024 if (ksh instanceof KeySetHandle) { 16025 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16026 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16027 } 16028 return false; 16029 } 16030 } 16031 16032 public void getUsageStatsIfNoPackageUsageInfo() { 16033 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16034 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16035 if (usm == null) { 16036 throw new IllegalStateException("UsageStatsManager must be initialized"); 16037 } 16038 long now = System.currentTimeMillis(); 16039 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16040 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16041 String packageName = entry.getKey(); 16042 PackageParser.Package pkg = mPackages.get(packageName); 16043 if (pkg == null) { 16044 continue; 16045 } 16046 UsageStats usage = entry.getValue(); 16047 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16048 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16049 } 16050 } 16051 } 16052 16053 /** 16054 * Check and throw if the given before/after packages would be considered a 16055 * downgrade. 16056 */ 16057 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16058 throws PackageManagerException { 16059 if (after.versionCode < before.mVersionCode) { 16060 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16061 "Update version code " + after.versionCode + " is older than current " 16062 + before.mVersionCode); 16063 } else if (after.versionCode == before.mVersionCode) { 16064 if (after.baseRevisionCode < before.baseRevisionCode) { 16065 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16066 "Update base revision code " + after.baseRevisionCode 16067 + " is older than current " + before.baseRevisionCode); 16068 } 16069 16070 if (!ArrayUtils.isEmpty(after.splitNames)) { 16071 for (int i = 0; i < after.splitNames.length; i++) { 16072 final String splitName = after.splitNames[i]; 16073 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16074 if (j != -1) { 16075 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16076 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16077 "Update split " + splitName + " revision code " 16078 + after.splitRevisionCodes[i] + " is older than current " 16079 + before.splitRevisionCodes[j]); 16080 } 16081 } 16082 } 16083 } 16084 } 16085 } 16086 16087 private static class MoveCallbacks extends Handler { 16088 private static final int MSG_CREATED = 1; 16089 private static final int MSG_STATUS_CHANGED = 2; 16090 16091 private final RemoteCallbackList<IPackageMoveObserver> 16092 mCallbacks = new RemoteCallbackList<>(); 16093 16094 private final SparseIntArray mLastStatus = new SparseIntArray(); 16095 16096 public MoveCallbacks(Looper looper) { 16097 super(looper); 16098 } 16099 16100 public void register(IPackageMoveObserver callback) { 16101 mCallbacks.register(callback); 16102 } 16103 16104 public void unregister(IPackageMoveObserver callback) { 16105 mCallbacks.unregister(callback); 16106 } 16107 16108 @Override 16109 public void handleMessage(Message msg) { 16110 final SomeArgs args = (SomeArgs) msg.obj; 16111 final int n = mCallbacks.beginBroadcast(); 16112 for (int i = 0; i < n; i++) { 16113 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16114 try { 16115 invokeCallback(callback, msg.what, args); 16116 } catch (RemoteException ignored) { 16117 } 16118 } 16119 mCallbacks.finishBroadcast(); 16120 args.recycle(); 16121 } 16122 16123 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16124 throws RemoteException { 16125 switch (what) { 16126 case MSG_CREATED: { 16127 callback.onCreated(args.argi1, (Bundle) args.arg2); 16128 break; 16129 } 16130 case MSG_STATUS_CHANGED: { 16131 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16132 break; 16133 } 16134 } 16135 } 16136 16137 private void notifyCreated(int moveId, Bundle extras) { 16138 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16139 16140 final SomeArgs args = SomeArgs.obtain(); 16141 args.argi1 = moveId; 16142 args.arg2 = extras; 16143 obtainMessage(MSG_CREATED, args).sendToTarget(); 16144 } 16145 16146 private void notifyStatusChanged(int moveId, int status) { 16147 notifyStatusChanged(moveId, status, -1); 16148 } 16149 16150 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16151 Slog.v(TAG, "Move " + moveId + " status " + status); 16152 16153 final SomeArgs args = SomeArgs.obtain(); 16154 args.argi1 = moveId; 16155 args.argi2 = status; 16156 args.arg3 = estMillis; 16157 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16158 16159 synchronized (mLastStatus) { 16160 mLastStatus.put(moveId, status); 16161 } 16162 } 16163 } 16164 16165 private final class OnPermissionChangeListeners extends Handler { 16166 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16167 16168 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16169 new RemoteCallbackList<>(); 16170 16171 public OnPermissionChangeListeners(Looper looper) { 16172 super(looper); 16173 } 16174 16175 @Override 16176 public void handleMessage(Message msg) { 16177 switch (msg.what) { 16178 case MSG_ON_PERMISSIONS_CHANGED: { 16179 final int uid = msg.arg1; 16180 handleOnPermissionsChanged(uid); 16181 } break; 16182 } 16183 } 16184 16185 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16186 mPermissionListeners.register(listener); 16187 16188 } 16189 16190 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16191 mPermissionListeners.unregister(listener); 16192 } 16193 16194 public void onPermissionsChanged(int uid) { 16195 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16196 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16197 } 16198 } 16199 16200 private void handleOnPermissionsChanged(int uid) { 16201 final int count = mPermissionListeners.beginBroadcast(); 16202 try { 16203 for (int i = 0; i < count; i++) { 16204 IOnPermissionsChangeListener callback = mPermissionListeners 16205 .getBroadcastItem(i); 16206 try { 16207 callback.onPermissionsChanged(uid); 16208 } catch (RemoteException e) { 16209 Log.e(TAG, "Permission listener is dead", e); 16210 } 16211 } 16212 } finally { 16213 mPermissionListeners.finishBroadcast(); 16214 } 16215 } 16216 } 16217 16218 private class PackageManagerInternalImpl extends PackageManagerInternal { 16219 @Override 16220 public void setLocationPackagesProvider(PackagesProvider provider) { 16221 synchronized (mPackages) { 16222 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16223 } 16224 } 16225 16226 @Override 16227 public void setImePackagesProvider(PackagesProvider provider) { 16228 synchronized (mPackages) { 16229 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16230 } 16231 } 16232 16233 @Override 16234 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16235 synchronized (mPackages) { 16236 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16237 } 16238 } 16239 16240 @Override 16241 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16242 synchronized (mPackages) { 16243 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16244 } 16245 } 16246 16247 @Override 16248 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16249 synchronized (mPackages) { 16250 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16251 } 16252 } 16253 16254 @Override 16255 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16256 synchronized (mPackages) { 16257 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16258 } 16259 } 16260 16261 @Override 16262 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16263 synchronized (mPackages) { 16264 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16265 packageName, userId); 16266 } 16267 } 16268 16269 @Override 16270 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16271 synchronized (mPackages) { 16272 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16273 packageName, userId); 16274 } 16275 } 16276 } 16277 16278 @Override 16279 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16280 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16281 synchronized (mPackages) { 16282 final long identity = Binder.clearCallingIdentity(); 16283 try { 16284 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16285 packageNames, userId); 16286 } finally { 16287 Binder.restoreCallingIdentity(identity); 16288 } 16289 } 16290 } 16291 16292 private static void enforceSystemOrPhoneCaller(String tag) { 16293 int callingUid = Binder.getCallingUid(); 16294 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16295 throw new SecurityException( 16296 "Cannot call " + tag + " from UID " + callingUid); 16297 } 16298 } 16299} 16300