PackageManagerService.java revision bcf48ed2262d655ebf59153dea645ca761b73db5
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 /** 3141 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3142 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3143 * @param checkShell TODO(yamasani): 3144 * @param message the message to log on security exception 3145 */ 3146 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3147 boolean checkShell, String message) { 3148 if (userId < 0) { 3149 throw new IllegalArgumentException("Invalid userId " + userId); 3150 } 3151 if (checkShell) { 3152 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3153 } 3154 if (userId == UserHandle.getUserId(callingUid)) return; 3155 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3156 if (requireFullPermission) { 3157 mContext.enforceCallingOrSelfPermission( 3158 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3159 } else { 3160 try { 3161 mContext.enforceCallingOrSelfPermission( 3162 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3163 } catch (SecurityException se) { 3164 mContext.enforceCallingOrSelfPermission( 3165 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3166 } 3167 } 3168 } 3169 } 3170 3171 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3172 if (callingUid == Process.SHELL_UID) { 3173 if (userHandle >= 0 3174 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3175 throw new SecurityException("Shell does not have permission to access user " 3176 + userHandle); 3177 } else if (userHandle < 0) { 3178 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3179 + Debug.getCallers(3)); 3180 } 3181 } 3182 } 3183 3184 private BasePermission findPermissionTreeLP(String permName) { 3185 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3186 if (permName.startsWith(bp.name) && 3187 permName.length() > bp.name.length() && 3188 permName.charAt(bp.name.length()) == '.') { 3189 return bp; 3190 } 3191 } 3192 return null; 3193 } 3194 3195 private BasePermission checkPermissionTreeLP(String permName) { 3196 if (permName != null) { 3197 BasePermission bp = findPermissionTreeLP(permName); 3198 if (bp != null) { 3199 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3200 return bp; 3201 } 3202 throw new SecurityException("Calling uid " 3203 + Binder.getCallingUid() 3204 + " is not allowed to add to permission tree " 3205 + bp.name + " owned by uid " + bp.uid); 3206 } 3207 } 3208 throw new SecurityException("No permission tree found for " + permName); 3209 } 3210 3211 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3212 if (s1 == null) { 3213 return s2 == null; 3214 } 3215 if (s2 == null) { 3216 return false; 3217 } 3218 if (s1.getClass() != s2.getClass()) { 3219 return false; 3220 } 3221 return s1.equals(s2); 3222 } 3223 3224 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3225 if (pi1.icon != pi2.icon) return false; 3226 if (pi1.logo != pi2.logo) return false; 3227 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3228 if (!compareStrings(pi1.name, pi2.name)) return false; 3229 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3230 // We'll take care of setting this one. 3231 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3232 // These are not currently stored in settings. 3233 //if (!compareStrings(pi1.group, pi2.group)) return false; 3234 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3235 //if (pi1.labelRes != pi2.labelRes) return false; 3236 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3237 return true; 3238 } 3239 3240 int permissionInfoFootprint(PermissionInfo info) { 3241 int size = info.name.length(); 3242 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3243 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3244 return size; 3245 } 3246 3247 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3248 int size = 0; 3249 for (BasePermission perm : mSettings.mPermissions.values()) { 3250 if (perm.uid == tree.uid) { 3251 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3252 } 3253 } 3254 return size; 3255 } 3256 3257 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3258 // We calculate the max size of permissions defined by this uid and throw 3259 // if that plus the size of 'info' would exceed our stated maximum. 3260 if (tree.uid != Process.SYSTEM_UID) { 3261 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3262 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3263 throw new SecurityException("Permission tree size cap exceeded"); 3264 } 3265 } 3266 } 3267 3268 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3269 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3270 throw new SecurityException("Label must be specified in permission"); 3271 } 3272 BasePermission tree = checkPermissionTreeLP(info.name); 3273 BasePermission bp = mSettings.mPermissions.get(info.name); 3274 boolean added = bp == null; 3275 boolean changed = true; 3276 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3277 if (added) { 3278 enforcePermissionCapLocked(info, tree); 3279 bp = new BasePermission(info.name, tree.sourcePackage, 3280 BasePermission.TYPE_DYNAMIC); 3281 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3282 throw new SecurityException( 3283 "Not allowed to modify non-dynamic permission " 3284 + info.name); 3285 } else { 3286 if (bp.protectionLevel == fixedLevel 3287 && bp.perm.owner.equals(tree.perm.owner) 3288 && bp.uid == tree.uid 3289 && comparePermissionInfos(bp.perm.info, info)) { 3290 changed = false; 3291 } 3292 } 3293 bp.protectionLevel = fixedLevel; 3294 info = new PermissionInfo(info); 3295 info.protectionLevel = fixedLevel; 3296 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3297 bp.perm.info.packageName = tree.perm.info.packageName; 3298 bp.uid = tree.uid; 3299 if (added) { 3300 mSettings.mPermissions.put(info.name, bp); 3301 } 3302 if (changed) { 3303 if (!async) { 3304 mSettings.writeLPr(); 3305 } else { 3306 scheduleWriteSettingsLocked(); 3307 } 3308 } 3309 return added; 3310 } 3311 3312 @Override 3313 public boolean addPermission(PermissionInfo info) { 3314 synchronized (mPackages) { 3315 return addPermissionLocked(info, false); 3316 } 3317 } 3318 3319 @Override 3320 public boolean addPermissionAsync(PermissionInfo info) { 3321 synchronized (mPackages) { 3322 return addPermissionLocked(info, true); 3323 } 3324 } 3325 3326 @Override 3327 public void removePermission(String name) { 3328 synchronized (mPackages) { 3329 checkPermissionTreeLP(name); 3330 BasePermission bp = mSettings.mPermissions.get(name); 3331 if (bp != null) { 3332 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3333 throw new SecurityException( 3334 "Not allowed to modify non-dynamic permission " 3335 + name); 3336 } 3337 mSettings.mPermissions.remove(name); 3338 mSettings.writeLPr(); 3339 } 3340 } 3341 } 3342 3343 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3344 BasePermission bp) { 3345 int index = pkg.requestedPermissions.indexOf(bp.name); 3346 if (index == -1) { 3347 throw new SecurityException("Package " + pkg.packageName 3348 + " has not requested permission " + bp.name); 3349 } 3350 if (!bp.isRuntime()) { 3351 throw new SecurityException("Permission " + bp.name 3352 + " is not a changeable permission type"); 3353 } 3354 } 3355 3356 @Override 3357 public void grantRuntimePermission(String packageName, String name, final int userId) { 3358 if (!sUserManager.exists(userId)) { 3359 Log.e(TAG, "No such user:" + userId); 3360 return; 3361 } 3362 3363 mContext.enforceCallingOrSelfPermission( 3364 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3365 "grantRuntimePermission"); 3366 3367 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3368 "grantRuntimePermission"); 3369 3370 final int uid; 3371 final SettingBase sb; 3372 3373 synchronized (mPackages) { 3374 final PackageParser.Package pkg = mPackages.get(packageName); 3375 if (pkg == null) { 3376 throw new IllegalArgumentException("Unknown package: " + packageName); 3377 } 3378 3379 final BasePermission bp = mSettings.mPermissions.get(name); 3380 if (bp == null) { 3381 throw new IllegalArgumentException("Unknown permission: " + name); 3382 } 3383 3384 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3385 3386 uid = pkg.applicationInfo.uid; 3387 sb = (SettingBase) pkg.mExtras; 3388 if (sb == null) { 3389 throw new IllegalArgumentException("Unknown package: " + packageName); 3390 } 3391 3392 final PermissionsState permissionsState = sb.getPermissionsState(); 3393 3394 final int flags = permissionsState.getPermissionFlags(name, userId); 3395 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3396 throw new SecurityException("Cannot grant system fixed permission: " 3397 + name + " for package: " + packageName); 3398 } 3399 3400 final int result = permissionsState.grantRuntimePermission(bp, userId); 3401 switch (result) { 3402 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3403 return; 3404 } 3405 3406 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3407 mHandler.post(new Runnable() { 3408 @Override 3409 public void run() { 3410 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3411 } 3412 }); 3413 } break; 3414 } 3415 3416 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3417 3418 // Not critical if that is lost - app has to request again. 3419 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3420 } 3421 3422 if (READ_EXTERNAL_STORAGE.equals(name) 3423 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3424 final long token = Binder.clearCallingIdentity(); 3425 try { 3426 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3427 storage.remountUid(uid); 3428 } finally { 3429 Binder.restoreCallingIdentity(token); 3430 } 3431 } 3432 } 3433 3434 @Override 3435 public void revokeRuntimePermission(String packageName, String name, int userId) { 3436 if (!sUserManager.exists(userId)) { 3437 Log.e(TAG, "No such user:" + userId); 3438 return; 3439 } 3440 3441 mContext.enforceCallingOrSelfPermission( 3442 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3443 "revokeRuntimePermission"); 3444 3445 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3446 "revokeRuntimePermission"); 3447 3448 final SettingBase sb; 3449 3450 synchronized (mPackages) { 3451 final PackageParser.Package pkg = mPackages.get(packageName); 3452 if (pkg == null) { 3453 throw new IllegalArgumentException("Unknown package: " + packageName); 3454 } 3455 3456 final BasePermission bp = mSettings.mPermissions.get(name); 3457 if (bp == null) { 3458 throw new IllegalArgumentException("Unknown permission: " + name); 3459 } 3460 3461 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3462 3463 sb = (SettingBase) pkg.mExtras; 3464 if (sb == null) { 3465 throw new IllegalArgumentException("Unknown package: " + packageName); 3466 } 3467 3468 final PermissionsState permissionsState = sb.getPermissionsState(); 3469 3470 final int flags = permissionsState.getPermissionFlags(name, userId); 3471 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3472 throw new SecurityException("Cannot revoke system fixed permission: " 3473 + name + " for package: " + packageName); 3474 } 3475 3476 if (permissionsState.revokeRuntimePermission(bp, userId) == 3477 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3478 return; 3479 } 3480 3481 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3482 3483 // Critical, after this call app should never have the permission. 3484 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3485 } 3486 3487 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3488 } 3489 3490 @Override 3491 public void resetRuntimePermissions() { 3492 mContext.enforceCallingOrSelfPermission( 3493 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3494 "revokeRuntimePermission"); 3495 3496 int callingUid = Binder.getCallingUid(); 3497 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3498 mContext.enforceCallingOrSelfPermission( 3499 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3500 "resetRuntimePermissions"); 3501 } 3502 3503 final int[] userIds; 3504 3505 synchronized (mPackages) { 3506 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3507 final int userCount = UserManagerService.getInstance().getUserIds().length; 3508 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3509 } 3510 3511 for (int userId : userIds) { 3512 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3513 } 3514 } 3515 3516 @Override 3517 public int getPermissionFlags(String name, String packageName, int userId) { 3518 if (!sUserManager.exists(userId)) { 3519 return 0; 3520 } 3521 3522 mContext.enforceCallingOrSelfPermission( 3523 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3524 "getPermissionFlags"); 3525 3526 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3527 "getPermissionFlags"); 3528 3529 synchronized (mPackages) { 3530 final PackageParser.Package pkg = mPackages.get(packageName); 3531 if (pkg == null) { 3532 throw new IllegalArgumentException("Unknown package: " + packageName); 3533 } 3534 3535 final BasePermission bp = mSettings.mPermissions.get(name); 3536 if (bp == null) { 3537 throw new IllegalArgumentException("Unknown permission: " + name); 3538 } 3539 3540 SettingBase sb = (SettingBase) pkg.mExtras; 3541 if (sb == null) { 3542 throw new IllegalArgumentException("Unknown package: " + packageName); 3543 } 3544 3545 PermissionsState permissionsState = sb.getPermissionsState(); 3546 return permissionsState.getPermissionFlags(name, userId); 3547 } 3548 } 3549 3550 @Override 3551 public void updatePermissionFlags(String name, String packageName, int flagMask, 3552 int flagValues, int userId) { 3553 if (!sUserManager.exists(userId)) { 3554 return; 3555 } 3556 3557 mContext.enforceCallingOrSelfPermission( 3558 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3559 "updatePermissionFlags"); 3560 3561 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3562 "updatePermissionFlags"); 3563 3564 // Only the system can change system fixed flags. 3565 if (getCallingUid() != Process.SYSTEM_UID) { 3566 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3567 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3568 } 3569 3570 synchronized (mPackages) { 3571 final PackageParser.Package pkg = mPackages.get(packageName); 3572 if (pkg == null) { 3573 throw new IllegalArgumentException("Unknown package: " + packageName); 3574 } 3575 3576 final BasePermission bp = mSettings.mPermissions.get(name); 3577 if (bp == null) { 3578 throw new IllegalArgumentException("Unknown permission: " + name); 3579 } 3580 3581 SettingBase sb = (SettingBase) pkg.mExtras; 3582 if (sb == null) { 3583 throw new IllegalArgumentException("Unknown package: " + packageName); 3584 } 3585 3586 PermissionsState permissionsState = sb.getPermissionsState(); 3587 3588 // Only the package manager can change flags for system component permissions. 3589 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3590 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3591 return; 3592 } 3593 3594 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3595 3596 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3597 // Install and runtime permissions are stored in different places, 3598 // so figure out what permission changed and persist the change. 3599 if (permissionsState.getInstallPermissionState(name) != null) { 3600 scheduleWriteSettingsLocked(); 3601 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3602 || hadState) { 3603 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3604 } 3605 } 3606 } 3607 } 3608 3609 /** 3610 * Update the permission flags for all packages and runtime permissions of a user in order 3611 * to allow device or profile owner to remove POLICY_FIXED. 3612 */ 3613 @Override 3614 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3615 if (!sUserManager.exists(userId)) { 3616 return; 3617 } 3618 3619 mContext.enforceCallingOrSelfPermission( 3620 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3621 "updatePermissionFlagsForAllApps"); 3622 3623 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3624 "updatePermissionFlagsForAllApps"); 3625 3626 // Only the system can change system fixed flags. 3627 if (getCallingUid() != Process.SYSTEM_UID) { 3628 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3629 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3630 } 3631 3632 synchronized (mPackages) { 3633 boolean changed = false; 3634 final int packageCount = mPackages.size(); 3635 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3636 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3637 SettingBase sb = (SettingBase) pkg.mExtras; 3638 if (sb == null) { 3639 continue; 3640 } 3641 PermissionsState permissionsState = sb.getPermissionsState(); 3642 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3643 userId, flagMask, flagValues); 3644 } 3645 if (changed) { 3646 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3647 } 3648 } 3649 } 3650 3651 @Override 3652 public boolean shouldShowRequestPermissionRationale(String permissionName, 3653 String packageName, int userId) { 3654 if (UserHandle.getCallingUserId() != userId) { 3655 mContext.enforceCallingPermission( 3656 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3657 "canShowRequestPermissionRationale for user " + userId); 3658 } 3659 3660 final int uid = getPackageUid(packageName, userId); 3661 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3662 return false; 3663 } 3664 3665 if (checkPermission(permissionName, packageName, userId) 3666 == PackageManager.PERMISSION_GRANTED) { 3667 return false; 3668 } 3669 3670 final int flags; 3671 3672 final long identity = Binder.clearCallingIdentity(); 3673 try { 3674 flags = getPermissionFlags(permissionName, 3675 packageName, userId); 3676 } finally { 3677 Binder.restoreCallingIdentity(identity); 3678 } 3679 3680 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3681 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3682 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3683 3684 if ((flags & fixedFlags) != 0) { 3685 return false; 3686 } 3687 3688 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3689 } 3690 3691 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3692 BasePermission bp = mSettings.mPermissions.get(permission); 3693 if (bp == null) { 3694 throw new SecurityException("Missing " + permission + " permission"); 3695 } 3696 3697 SettingBase sb = (SettingBase) pkg.mExtras; 3698 PermissionsState permissionsState = sb.getPermissionsState(); 3699 3700 if (permissionsState.grantInstallPermission(bp) != 3701 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3702 scheduleWriteSettingsLocked(); 3703 } 3704 } 3705 3706 @Override 3707 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3708 mContext.enforceCallingOrSelfPermission( 3709 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3710 "addOnPermissionsChangeListener"); 3711 3712 synchronized (mPackages) { 3713 mOnPermissionChangeListeners.addListenerLocked(listener); 3714 } 3715 } 3716 3717 @Override 3718 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3719 synchronized (mPackages) { 3720 mOnPermissionChangeListeners.removeListenerLocked(listener); 3721 } 3722 } 3723 3724 @Override 3725 public boolean isProtectedBroadcast(String actionName) { 3726 synchronized (mPackages) { 3727 return mProtectedBroadcasts.contains(actionName); 3728 } 3729 } 3730 3731 @Override 3732 public int checkSignatures(String pkg1, String pkg2) { 3733 synchronized (mPackages) { 3734 final PackageParser.Package p1 = mPackages.get(pkg1); 3735 final PackageParser.Package p2 = mPackages.get(pkg2); 3736 if (p1 == null || p1.mExtras == null 3737 || p2 == null || p2.mExtras == null) { 3738 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3739 } 3740 return compareSignatures(p1.mSignatures, p2.mSignatures); 3741 } 3742 } 3743 3744 @Override 3745 public int checkUidSignatures(int uid1, int uid2) { 3746 // Map to base uids. 3747 uid1 = UserHandle.getAppId(uid1); 3748 uid2 = UserHandle.getAppId(uid2); 3749 // reader 3750 synchronized (mPackages) { 3751 Signature[] s1; 3752 Signature[] s2; 3753 Object obj = mSettings.getUserIdLPr(uid1); 3754 if (obj != null) { 3755 if (obj instanceof SharedUserSetting) { 3756 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3757 } else if (obj instanceof PackageSetting) { 3758 s1 = ((PackageSetting)obj).signatures.mSignatures; 3759 } else { 3760 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3761 } 3762 } else { 3763 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3764 } 3765 obj = mSettings.getUserIdLPr(uid2); 3766 if (obj != null) { 3767 if (obj instanceof SharedUserSetting) { 3768 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3769 } else if (obj instanceof PackageSetting) { 3770 s2 = ((PackageSetting)obj).signatures.mSignatures; 3771 } else { 3772 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3773 } 3774 } else { 3775 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3776 } 3777 return compareSignatures(s1, s2); 3778 } 3779 } 3780 3781 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3782 final long identity = Binder.clearCallingIdentity(); 3783 try { 3784 if (sb instanceof SharedUserSetting) { 3785 SharedUserSetting sus = (SharedUserSetting) sb; 3786 final int packageCount = sus.packages.size(); 3787 for (int i = 0; i < packageCount; i++) { 3788 PackageSetting susPs = sus.packages.valueAt(i); 3789 if (userId == UserHandle.USER_ALL) { 3790 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3791 } else { 3792 final int uid = UserHandle.getUid(userId, susPs.appId); 3793 killUid(uid, reason); 3794 } 3795 } 3796 } else if (sb instanceof PackageSetting) { 3797 PackageSetting ps = (PackageSetting) sb; 3798 if (userId == UserHandle.USER_ALL) { 3799 killApplication(ps.pkg.packageName, ps.appId, reason); 3800 } else { 3801 final int uid = UserHandle.getUid(userId, ps.appId); 3802 killUid(uid, reason); 3803 } 3804 } 3805 } finally { 3806 Binder.restoreCallingIdentity(identity); 3807 } 3808 } 3809 3810 private static void killUid(int uid, String reason) { 3811 IActivityManager am = ActivityManagerNative.getDefault(); 3812 if (am != null) { 3813 try { 3814 am.killUid(uid, reason); 3815 } catch (RemoteException e) { 3816 /* ignore - same process */ 3817 } 3818 } 3819 } 3820 3821 /** 3822 * Compares two sets of signatures. Returns: 3823 * <br /> 3824 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3825 * <br /> 3826 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3827 * <br /> 3828 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3829 * <br /> 3830 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3831 * <br /> 3832 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3833 */ 3834 static int compareSignatures(Signature[] s1, Signature[] s2) { 3835 if (s1 == null) { 3836 return s2 == null 3837 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3838 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3839 } 3840 3841 if (s2 == null) { 3842 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3843 } 3844 3845 if (s1.length != s2.length) { 3846 return PackageManager.SIGNATURE_NO_MATCH; 3847 } 3848 3849 // Since both signature sets are of size 1, we can compare without HashSets. 3850 if (s1.length == 1) { 3851 return s1[0].equals(s2[0]) ? 3852 PackageManager.SIGNATURE_MATCH : 3853 PackageManager.SIGNATURE_NO_MATCH; 3854 } 3855 3856 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3857 for (Signature sig : s1) { 3858 set1.add(sig); 3859 } 3860 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3861 for (Signature sig : s2) { 3862 set2.add(sig); 3863 } 3864 // Make sure s2 contains all signatures in s1. 3865 if (set1.equals(set2)) { 3866 return PackageManager.SIGNATURE_MATCH; 3867 } 3868 return PackageManager.SIGNATURE_NO_MATCH; 3869 } 3870 3871 /** 3872 * If the database version for this type of package (internal storage or 3873 * external storage) is less than the version where package signatures 3874 * were updated, return true. 3875 */ 3876 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3877 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3878 DatabaseVersion.SIGNATURE_END_ENTITY)) 3879 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3880 DatabaseVersion.SIGNATURE_END_ENTITY)); 3881 } 3882 3883 /** 3884 * Used for backward compatibility to make sure any packages with 3885 * certificate chains get upgraded to the new style. {@code existingSigs} 3886 * will be in the old format (since they were stored on disk from before the 3887 * system upgrade) and {@code scannedSigs} will be in the newer format. 3888 */ 3889 private int compareSignaturesCompat(PackageSignatures existingSigs, 3890 PackageParser.Package scannedPkg) { 3891 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3892 return PackageManager.SIGNATURE_NO_MATCH; 3893 } 3894 3895 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3896 for (Signature sig : existingSigs.mSignatures) { 3897 existingSet.add(sig); 3898 } 3899 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3900 for (Signature sig : scannedPkg.mSignatures) { 3901 try { 3902 Signature[] chainSignatures = sig.getChainSignatures(); 3903 for (Signature chainSig : chainSignatures) { 3904 scannedCompatSet.add(chainSig); 3905 } 3906 } catch (CertificateEncodingException e) { 3907 scannedCompatSet.add(sig); 3908 } 3909 } 3910 /* 3911 * Make sure the expanded scanned set contains all signatures in the 3912 * existing one. 3913 */ 3914 if (scannedCompatSet.equals(existingSet)) { 3915 // Migrate the old signatures to the new scheme. 3916 existingSigs.assignSignatures(scannedPkg.mSignatures); 3917 // The new KeySets will be re-added later in the scanning process. 3918 synchronized (mPackages) { 3919 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3920 } 3921 return PackageManager.SIGNATURE_MATCH; 3922 } 3923 return PackageManager.SIGNATURE_NO_MATCH; 3924 } 3925 3926 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3927 if (isExternal(scannedPkg)) { 3928 return mSettings.isExternalDatabaseVersionOlderThan( 3929 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3930 } else { 3931 return mSettings.isInternalDatabaseVersionOlderThan( 3932 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3933 } 3934 } 3935 3936 private int compareSignaturesRecover(PackageSignatures existingSigs, 3937 PackageParser.Package scannedPkg) { 3938 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3939 return PackageManager.SIGNATURE_NO_MATCH; 3940 } 3941 3942 String msg = null; 3943 try { 3944 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3945 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3946 + scannedPkg.packageName); 3947 return PackageManager.SIGNATURE_MATCH; 3948 } 3949 } catch (CertificateException e) { 3950 msg = e.getMessage(); 3951 } 3952 3953 logCriticalInfo(Log.INFO, 3954 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3955 return PackageManager.SIGNATURE_NO_MATCH; 3956 } 3957 3958 @Override 3959 public String[] getPackagesForUid(int uid) { 3960 uid = UserHandle.getAppId(uid); 3961 // reader 3962 synchronized (mPackages) { 3963 Object obj = mSettings.getUserIdLPr(uid); 3964 if (obj instanceof SharedUserSetting) { 3965 final SharedUserSetting sus = (SharedUserSetting) obj; 3966 final int N = sus.packages.size(); 3967 final String[] res = new String[N]; 3968 final Iterator<PackageSetting> it = sus.packages.iterator(); 3969 int i = 0; 3970 while (it.hasNext()) { 3971 res[i++] = it.next().name; 3972 } 3973 return res; 3974 } else if (obj instanceof PackageSetting) { 3975 final PackageSetting ps = (PackageSetting) obj; 3976 return new String[] { ps.name }; 3977 } 3978 } 3979 return null; 3980 } 3981 3982 @Override 3983 public String getNameForUid(int uid) { 3984 // reader 3985 synchronized (mPackages) { 3986 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3987 if (obj instanceof SharedUserSetting) { 3988 final SharedUserSetting sus = (SharedUserSetting) obj; 3989 return sus.name + ":" + sus.userId; 3990 } else if (obj instanceof PackageSetting) { 3991 final PackageSetting ps = (PackageSetting) obj; 3992 return ps.name; 3993 } 3994 } 3995 return null; 3996 } 3997 3998 @Override 3999 public int getUidForSharedUser(String sharedUserName) { 4000 if(sharedUserName == null) { 4001 return -1; 4002 } 4003 // reader 4004 synchronized (mPackages) { 4005 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4006 if (suid == null) { 4007 return -1; 4008 } 4009 return suid.userId; 4010 } 4011 } 4012 4013 @Override 4014 public int getFlagsForUid(int uid) { 4015 synchronized (mPackages) { 4016 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4017 if (obj instanceof SharedUserSetting) { 4018 final SharedUserSetting sus = (SharedUserSetting) obj; 4019 return sus.pkgFlags; 4020 } else if (obj instanceof PackageSetting) { 4021 final PackageSetting ps = (PackageSetting) obj; 4022 return ps.pkgFlags; 4023 } 4024 } 4025 return 0; 4026 } 4027 4028 @Override 4029 public int getPrivateFlagsForUid(int uid) { 4030 synchronized (mPackages) { 4031 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4032 if (obj instanceof SharedUserSetting) { 4033 final SharedUserSetting sus = (SharedUserSetting) obj; 4034 return sus.pkgPrivateFlags; 4035 } else if (obj instanceof PackageSetting) { 4036 final PackageSetting ps = (PackageSetting) obj; 4037 return ps.pkgPrivateFlags; 4038 } 4039 } 4040 return 0; 4041 } 4042 4043 @Override 4044 public boolean isUidPrivileged(int uid) { 4045 uid = UserHandle.getAppId(uid); 4046 // reader 4047 synchronized (mPackages) { 4048 Object obj = mSettings.getUserIdLPr(uid); 4049 if (obj instanceof SharedUserSetting) { 4050 final SharedUserSetting sus = (SharedUserSetting) obj; 4051 final Iterator<PackageSetting> it = sus.packages.iterator(); 4052 while (it.hasNext()) { 4053 if (it.next().isPrivileged()) { 4054 return true; 4055 } 4056 } 4057 } else if (obj instanceof PackageSetting) { 4058 final PackageSetting ps = (PackageSetting) obj; 4059 return ps.isPrivileged(); 4060 } 4061 } 4062 return false; 4063 } 4064 4065 @Override 4066 public String[] getAppOpPermissionPackages(String permissionName) { 4067 synchronized (mPackages) { 4068 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4069 if (pkgs == null) { 4070 return null; 4071 } 4072 return pkgs.toArray(new String[pkgs.size()]); 4073 } 4074 } 4075 4076 @Override 4077 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4078 int flags, int userId) { 4079 if (!sUserManager.exists(userId)) return null; 4080 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4081 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4082 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4083 } 4084 4085 @Override 4086 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4087 IntentFilter filter, int match, ComponentName activity) { 4088 final int userId = UserHandle.getCallingUserId(); 4089 if (DEBUG_PREFERRED) { 4090 Log.v(TAG, "setLastChosenActivity intent=" + intent 4091 + " resolvedType=" + resolvedType 4092 + " flags=" + flags 4093 + " filter=" + filter 4094 + " match=" + match 4095 + " activity=" + activity); 4096 filter.dump(new PrintStreamPrinter(System.out), " "); 4097 } 4098 intent.setComponent(null); 4099 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4100 // Find any earlier preferred or last chosen entries and nuke them 4101 findPreferredActivity(intent, resolvedType, 4102 flags, query, 0, false, true, false, userId); 4103 // Add the new activity as the last chosen for this filter 4104 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4105 "Setting last chosen"); 4106 } 4107 4108 @Override 4109 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4110 final int userId = UserHandle.getCallingUserId(); 4111 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4112 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4113 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4114 false, false, false, userId); 4115 } 4116 4117 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4118 int flags, List<ResolveInfo> query, int userId) { 4119 if (query != null) { 4120 final int N = query.size(); 4121 if (N == 1) { 4122 return query.get(0); 4123 } else if (N > 1) { 4124 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4125 // If there is more than one activity with the same priority, 4126 // then let the user decide between them. 4127 ResolveInfo r0 = query.get(0); 4128 ResolveInfo r1 = query.get(1); 4129 if (DEBUG_INTENT_MATCHING || debug) { 4130 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4131 + r1.activityInfo.name + "=" + r1.priority); 4132 } 4133 // If the first activity has a higher priority, or a different 4134 // default, then it is always desireable to pick it. 4135 if (r0.priority != r1.priority 4136 || r0.preferredOrder != r1.preferredOrder 4137 || r0.isDefault != r1.isDefault) { 4138 return query.get(0); 4139 } 4140 // If we have saved a preference for a preferred activity for 4141 // this Intent, use that. 4142 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4143 flags, query, r0.priority, true, false, debug, userId); 4144 if (ri != null) { 4145 return ri; 4146 } 4147 if (userId != 0) { 4148 ri = new ResolveInfo(mResolveInfo); 4149 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4150 ri.activityInfo.applicationInfo = new ApplicationInfo( 4151 ri.activityInfo.applicationInfo); 4152 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4153 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4154 return ri; 4155 } 4156 return mResolveInfo; 4157 } 4158 } 4159 return null; 4160 } 4161 4162 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4163 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4164 final int N = query.size(); 4165 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4166 .get(userId); 4167 // Get the list of persistent preferred activities that handle the intent 4168 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4169 List<PersistentPreferredActivity> pprefs = ppir != null 4170 ? ppir.queryIntent(intent, resolvedType, 4171 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4172 : null; 4173 if (pprefs != null && pprefs.size() > 0) { 4174 final int M = pprefs.size(); 4175 for (int i=0; i<M; i++) { 4176 final PersistentPreferredActivity ppa = pprefs.get(i); 4177 if (DEBUG_PREFERRED || debug) { 4178 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4179 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4180 + "\n component=" + ppa.mComponent); 4181 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4182 } 4183 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4184 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4185 if (DEBUG_PREFERRED || debug) { 4186 Slog.v(TAG, "Found persistent preferred activity:"); 4187 if (ai != null) { 4188 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4189 } else { 4190 Slog.v(TAG, " null"); 4191 } 4192 } 4193 if (ai == null) { 4194 // This previously registered persistent preferred activity 4195 // component is no longer known. Ignore it and do NOT remove it. 4196 continue; 4197 } 4198 for (int j=0; j<N; j++) { 4199 final ResolveInfo ri = query.get(j); 4200 if (!ri.activityInfo.applicationInfo.packageName 4201 .equals(ai.applicationInfo.packageName)) { 4202 continue; 4203 } 4204 if (!ri.activityInfo.name.equals(ai.name)) { 4205 continue; 4206 } 4207 // Found a persistent preference that can handle the intent. 4208 if (DEBUG_PREFERRED || debug) { 4209 Slog.v(TAG, "Returning persistent preferred activity: " + 4210 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4211 } 4212 return ri; 4213 } 4214 } 4215 } 4216 return null; 4217 } 4218 4219 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4220 List<ResolveInfo> query, int priority, boolean always, 4221 boolean removeMatches, boolean debug, int userId) { 4222 if (!sUserManager.exists(userId)) return null; 4223 // writer 4224 synchronized (mPackages) { 4225 if (intent.getSelector() != null) { 4226 intent = intent.getSelector(); 4227 } 4228 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4229 4230 // Try to find a matching persistent preferred activity. 4231 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4232 debug, userId); 4233 4234 // If a persistent preferred activity matched, use it. 4235 if (pri != null) { 4236 return pri; 4237 } 4238 4239 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4240 // Get the list of preferred activities that handle the intent 4241 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4242 List<PreferredActivity> prefs = pir != null 4243 ? pir.queryIntent(intent, resolvedType, 4244 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4245 : null; 4246 if (prefs != null && prefs.size() > 0) { 4247 boolean changed = false; 4248 try { 4249 // First figure out how good the original match set is. 4250 // We will only allow preferred activities that came 4251 // from the same match quality. 4252 int match = 0; 4253 4254 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4255 4256 final int N = query.size(); 4257 for (int j=0; j<N; j++) { 4258 final ResolveInfo ri = query.get(j); 4259 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4260 + ": 0x" + Integer.toHexString(match)); 4261 if (ri.match > match) { 4262 match = ri.match; 4263 } 4264 } 4265 4266 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4267 + Integer.toHexString(match)); 4268 4269 match &= IntentFilter.MATCH_CATEGORY_MASK; 4270 final int M = prefs.size(); 4271 for (int i=0; i<M; i++) { 4272 final PreferredActivity pa = prefs.get(i); 4273 if (DEBUG_PREFERRED || debug) { 4274 Slog.v(TAG, "Checking PreferredActivity ds=" 4275 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4276 + "\n component=" + pa.mPref.mComponent); 4277 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4278 } 4279 if (pa.mPref.mMatch != match) { 4280 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4281 + Integer.toHexString(pa.mPref.mMatch)); 4282 continue; 4283 } 4284 // If it's not an "always" type preferred activity and that's what we're 4285 // looking for, skip it. 4286 if (always && !pa.mPref.mAlways) { 4287 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4288 continue; 4289 } 4290 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4291 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4292 if (DEBUG_PREFERRED || debug) { 4293 Slog.v(TAG, "Found preferred activity:"); 4294 if (ai != null) { 4295 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4296 } else { 4297 Slog.v(TAG, " null"); 4298 } 4299 } 4300 if (ai == null) { 4301 // This previously registered preferred activity 4302 // component is no longer known. Most likely an update 4303 // to the app was installed and in the new version this 4304 // component no longer exists. Clean it up by removing 4305 // it from the preferred activities list, and skip it. 4306 Slog.w(TAG, "Removing dangling preferred activity: " 4307 + pa.mPref.mComponent); 4308 pir.removeFilter(pa); 4309 changed = true; 4310 continue; 4311 } 4312 for (int j=0; j<N; j++) { 4313 final ResolveInfo ri = query.get(j); 4314 if (!ri.activityInfo.applicationInfo.packageName 4315 .equals(ai.applicationInfo.packageName)) { 4316 continue; 4317 } 4318 if (!ri.activityInfo.name.equals(ai.name)) { 4319 continue; 4320 } 4321 4322 if (removeMatches) { 4323 pir.removeFilter(pa); 4324 changed = true; 4325 if (DEBUG_PREFERRED) { 4326 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4327 } 4328 break; 4329 } 4330 4331 // Okay we found a previously set preferred or last chosen app. 4332 // If the result set is different from when this 4333 // was created, we need to clear it and re-ask the 4334 // user their preference, if we're looking for an "always" type entry. 4335 if (always && !pa.mPref.sameSet(query)) { 4336 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4337 + intent + " type " + resolvedType); 4338 if (DEBUG_PREFERRED) { 4339 Slog.v(TAG, "Removing preferred activity since set changed " 4340 + pa.mPref.mComponent); 4341 } 4342 pir.removeFilter(pa); 4343 // Re-add the filter as a "last chosen" entry (!always) 4344 PreferredActivity lastChosen = new PreferredActivity( 4345 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4346 pir.addFilter(lastChosen); 4347 changed = true; 4348 return null; 4349 } 4350 4351 // Yay! Either the set matched or we're looking for the last chosen 4352 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4353 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4354 return ri; 4355 } 4356 } 4357 } finally { 4358 if (changed) { 4359 if (DEBUG_PREFERRED) { 4360 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4361 } 4362 scheduleWritePackageRestrictionsLocked(userId); 4363 } 4364 } 4365 } 4366 } 4367 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4368 return null; 4369 } 4370 4371 /* 4372 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4373 */ 4374 @Override 4375 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4376 int targetUserId) { 4377 mContext.enforceCallingOrSelfPermission( 4378 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4379 List<CrossProfileIntentFilter> matches = 4380 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4381 if (matches != null) { 4382 int size = matches.size(); 4383 for (int i = 0; i < size; i++) { 4384 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4385 } 4386 } 4387 if (hasWebURI(intent)) { 4388 // cross-profile app linking works only towards the parent. 4389 final UserInfo parent = getProfileParent(sourceUserId); 4390 synchronized(mPackages) { 4391 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4392 parent.id) != null; 4393 } 4394 } 4395 return false; 4396 } 4397 4398 private UserInfo getProfileParent(int userId) { 4399 final long identity = Binder.clearCallingIdentity(); 4400 try { 4401 return sUserManager.getProfileParent(userId); 4402 } finally { 4403 Binder.restoreCallingIdentity(identity); 4404 } 4405 } 4406 4407 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4408 String resolvedType, int userId) { 4409 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4410 if (resolver != null) { 4411 return resolver.queryIntent(intent, resolvedType, false, userId); 4412 } 4413 return null; 4414 } 4415 4416 @Override 4417 public List<ResolveInfo> queryIntentActivities(Intent intent, 4418 String resolvedType, int flags, int userId) { 4419 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4420 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4421 ComponentName comp = intent.getComponent(); 4422 if (comp == null) { 4423 if (intent.getSelector() != null) { 4424 intent = intent.getSelector(); 4425 comp = intent.getComponent(); 4426 } 4427 } 4428 4429 if (comp != null) { 4430 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4431 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4432 if (ai != null) { 4433 final ResolveInfo ri = new ResolveInfo(); 4434 ri.activityInfo = ai; 4435 list.add(ri); 4436 } 4437 return list; 4438 } 4439 4440 // reader 4441 synchronized (mPackages) { 4442 final String pkgName = intent.getPackage(); 4443 if (pkgName == null) { 4444 List<CrossProfileIntentFilter> matchingFilters = 4445 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4446 // Check for results that need to skip the current profile. 4447 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4448 resolvedType, flags, userId); 4449 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4450 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4451 result.add(xpResolveInfo); 4452 return filterIfNotPrimaryUser(result, userId); 4453 } 4454 4455 // Check for results in the current profile. 4456 List<ResolveInfo> result = mActivities.queryIntent( 4457 intent, resolvedType, flags, userId); 4458 4459 // Check for cross profile results. 4460 xpResolveInfo = queryCrossProfileIntents( 4461 matchingFilters, intent, resolvedType, flags, userId); 4462 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4463 result.add(xpResolveInfo); 4464 Collections.sort(result, mResolvePrioritySorter); 4465 } 4466 result = filterIfNotPrimaryUser(result, userId); 4467 if (hasWebURI(intent)) { 4468 CrossProfileDomainInfo xpDomainInfo = null; 4469 final UserInfo parent = getProfileParent(userId); 4470 if (parent != null) { 4471 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4472 flags, userId, parent.id); 4473 } 4474 if (xpDomainInfo != null) { 4475 if (xpResolveInfo != null) { 4476 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4477 // in the result. 4478 result.remove(xpResolveInfo); 4479 } 4480 if (result.size() == 0) { 4481 result.add(xpDomainInfo.resolveInfo); 4482 return result; 4483 } 4484 } else if (result.size() <= 1) { 4485 return result; 4486 } 4487 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4488 xpDomainInfo); 4489 Collections.sort(result, mResolvePrioritySorter); 4490 } 4491 return result; 4492 } 4493 final PackageParser.Package pkg = mPackages.get(pkgName); 4494 if (pkg != null) { 4495 return filterIfNotPrimaryUser( 4496 mActivities.queryIntentForPackage( 4497 intent, resolvedType, flags, pkg.activities, userId), 4498 userId); 4499 } 4500 return new ArrayList<ResolveInfo>(); 4501 } 4502 } 4503 4504 private static class CrossProfileDomainInfo { 4505 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4506 ResolveInfo resolveInfo; 4507 /* Best domain verification status of the activities found in the other profile */ 4508 int bestDomainVerificationStatus; 4509 } 4510 4511 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4512 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4513 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4514 sourceUserId)) { 4515 return null; 4516 } 4517 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4518 resolvedType, flags, parentUserId); 4519 4520 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4521 return null; 4522 } 4523 CrossProfileDomainInfo result = null; 4524 int size = resultTargetUser.size(); 4525 for (int i = 0; i < size; i++) { 4526 ResolveInfo riTargetUser = resultTargetUser.get(i); 4527 // Intent filter verification is only for filters that specify a host. So don't return 4528 // those that handle all web uris. 4529 if (riTargetUser.handleAllWebDataURI) { 4530 continue; 4531 } 4532 String packageName = riTargetUser.activityInfo.packageName; 4533 PackageSetting ps = mSettings.mPackages.get(packageName); 4534 if (ps == null) { 4535 continue; 4536 } 4537 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4538 if (result == null) { 4539 result = new CrossProfileDomainInfo(); 4540 result.resolveInfo = 4541 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4542 result.bestDomainVerificationStatus = status; 4543 } else { 4544 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4545 result.bestDomainVerificationStatus); 4546 } 4547 } 4548 return result; 4549 } 4550 4551 /** 4552 * Verification statuses are ordered from the worse to the best, except for 4553 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4554 */ 4555 private int bestDomainVerificationStatus(int status1, int status2) { 4556 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4557 return status2; 4558 } 4559 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4560 return status1; 4561 } 4562 return (int) MathUtils.max(status1, status2); 4563 } 4564 4565 private boolean isUserEnabled(int userId) { 4566 long callingId = Binder.clearCallingIdentity(); 4567 try { 4568 UserInfo userInfo = sUserManager.getUserInfo(userId); 4569 return userInfo != null && userInfo.isEnabled(); 4570 } finally { 4571 Binder.restoreCallingIdentity(callingId); 4572 } 4573 } 4574 4575 /** 4576 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4577 * 4578 * @return filtered list 4579 */ 4580 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4581 if (userId == UserHandle.USER_OWNER) { 4582 return resolveInfos; 4583 } 4584 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4585 ResolveInfo info = resolveInfos.get(i); 4586 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4587 resolveInfos.remove(i); 4588 } 4589 } 4590 return resolveInfos; 4591 } 4592 4593 private static boolean hasWebURI(Intent intent) { 4594 if (intent.getData() == null) { 4595 return false; 4596 } 4597 final String scheme = intent.getScheme(); 4598 if (TextUtils.isEmpty(scheme)) { 4599 return false; 4600 } 4601 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4602 } 4603 4604 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4605 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4606 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4607 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4608 candidates.size()); 4609 } 4610 4611 final int userId = UserHandle.getCallingUserId(); 4612 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4613 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4614 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4615 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4616 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4617 4618 synchronized (mPackages) { 4619 final int count = candidates.size(); 4620 // First, try to use linked apps. Partition the candidates into four lists: 4621 // one for the final results, one for the "do not use ever", one for "undefined status" 4622 // and finally one for "browser app type". 4623 for (int n=0; n<count; n++) { 4624 ResolveInfo info = candidates.get(n); 4625 String packageName = info.activityInfo.packageName; 4626 PackageSetting ps = mSettings.mPackages.get(packageName); 4627 if (ps != null) { 4628 // Add to the special match all list (Browser use case) 4629 if (info.handleAllWebDataURI) { 4630 matchAllList.add(info); 4631 continue; 4632 } 4633 // Try to get the status from User settings first 4634 int status = getDomainVerificationStatusLPr(ps, userId); 4635 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4636 if (DEBUG_DOMAIN_VERIFICATION) { 4637 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4638 } 4639 alwaysList.add(info); 4640 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4641 if (DEBUG_DOMAIN_VERIFICATION) { 4642 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4643 } 4644 neverList.add(info); 4645 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4646 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4647 if (DEBUG_DOMAIN_VERIFICATION) { 4648 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4649 } 4650 undefinedList.add(info); 4651 } 4652 } 4653 } 4654 // First try to add the "always" resolution for the current user if there is any 4655 if (alwaysList.size() > 0) { 4656 result.addAll(alwaysList); 4657 // if there is an "always" for the parent user, add it. 4658 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4659 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4660 result.add(xpDomainInfo.resolveInfo); 4661 } else { 4662 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4663 result.addAll(undefinedList); 4664 if (xpDomainInfo != null && ( 4665 xpDomainInfo.bestDomainVerificationStatus 4666 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4667 || xpDomainInfo.bestDomainVerificationStatus 4668 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4669 result.add(xpDomainInfo.resolveInfo); 4670 } 4671 // Also add Browsers (all of them or only the default one) 4672 if ((flags & MATCH_ALL) != 0) { 4673 result.addAll(matchAllList); 4674 } else { 4675 // Try to add the Default Browser if we can 4676 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4677 UserHandle.myUserId()); 4678 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4679 boolean defaultBrowserFound = false; 4680 final int browserCount = matchAllList.size(); 4681 for (int n=0; n<browserCount; n++) { 4682 ResolveInfo browser = matchAllList.get(n); 4683 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4684 result.add(browser); 4685 defaultBrowserFound = true; 4686 break; 4687 } 4688 } 4689 if (!defaultBrowserFound) { 4690 result.addAll(matchAllList); 4691 } 4692 } else { 4693 result.addAll(matchAllList); 4694 } 4695 } 4696 4697 // If there is nothing selected, add all candidates and remove the ones that the user 4698 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4699 if (result.size() == 0) { 4700 result.addAll(candidates); 4701 result.removeAll(neverList); 4702 } 4703 } 4704 } 4705 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4706 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4707 result.size()); 4708 for (ResolveInfo info : result) { 4709 Slog.v(TAG, " + " + info.activityInfo); 4710 } 4711 } 4712 return result; 4713 } 4714 4715 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4716 int status = ps.getDomainVerificationStatusForUser(userId); 4717 // if none available, get the master status 4718 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4719 if (ps.getIntentFilterVerificationInfo() != null) { 4720 status = ps.getIntentFilterVerificationInfo().getStatus(); 4721 } 4722 } 4723 return status; 4724 } 4725 4726 private ResolveInfo querySkipCurrentProfileIntents( 4727 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4728 int flags, int sourceUserId) { 4729 if (matchingFilters != null) { 4730 int size = matchingFilters.size(); 4731 for (int i = 0; i < size; i ++) { 4732 CrossProfileIntentFilter filter = matchingFilters.get(i); 4733 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4734 // Checking if there are activities in the target user that can handle the 4735 // intent. 4736 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4737 flags, sourceUserId); 4738 if (resolveInfo != null) { 4739 return resolveInfo; 4740 } 4741 } 4742 } 4743 } 4744 return null; 4745 } 4746 4747 // Return matching ResolveInfo if any for skip current profile intent filters. 4748 private ResolveInfo queryCrossProfileIntents( 4749 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4750 int flags, int sourceUserId) { 4751 if (matchingFilters != null) { 4752 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4753 // match the same intent. For performance reasons, it is better not to 4754 // run queryIntent twice for the same userId 4755 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4756 int size = matchingFilters.size(); 4757 for (int i = 0; i < size; i++) { 4758 CrossProfileIntentFilter filter = matchingFilters.get(i); 4759 int targetUserId = filter.getTargetUserId(); 4760 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4761 && !alreadyTriedUserIds.get(targetUserId)) { 4762 // Checking if there are activities in the target user that can handle the 4763 // intent. 4764 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4765 flags, sourceUserId); 4766 if (resolveInfo != null) return resolveInfo; 4767 alreadyTriedUserIds.put(targetUserId, true); 4768 } 4769 } 4770 } 4771 return null; 4772 } 4773 4774 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4775 String resolvedType, int flags, int sourceUserId) { 4776 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4777 resolvedType, flags, filter.getTargetUserId()); 4778 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4779 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4780 } 4781 return null; 4782 } 4783 4784 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4785 int sourceUserId, int targetUserId) { 4786 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4787 String className; 4788 if (targetUserId == UserHandle.USER_OWNER) { 4789 className = FORWARD_INTENT_TO_USER_OWNER; 4790 } else { 4791 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4792 } 4793 ComponentName forwardingActivityComponentName = new ComponentName( 4794 mAndroidApplication.packageName, className); 4795 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4796 sourceUserId); 4797 if (targetUserId == UserHandle.USER_OWNER) { 4798 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4799 forwardingResolveInfo.noResourceId = true; 4800 } 4801 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4802 forwardingResolveInfo.priority = 0; 4803 forwardingResolveInfo.preferredOrder = 0; 4804 forwardingResolveInfo.match = 0; 4805 forwardingResolveInfo.isDefault = true; 4806 forwardingResolveInfo.filter = filter; 4807 forwardingResolveInfo.targetUserId = targetUserId; 4808 return forwardingResolveInfo; 4809 } 4810 4811 @Override 4812 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4813 Intent[] specifics, String[] specificTypes, Intent intent, 4814 String resolvedType, int flags, int userId) { 4815 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4816 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4817 false, "query intent activity options"); 4818 final String resultsAction = intent.getAction(); 4819 4820 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4821 | PackageManager.GET_RESOLVED_FILTER, userId); 4822 4823 if (DEBUG_INTENT_MATCHING) { 4824 Log.v(TAG, "Query " + intent + ": " + results); 4825 } 4826 4827 int specificsPos = 0; 4828 int N; 4829 4830 // todo: note that the algorithm used here is O(N^2). This 4831 // isn't a problem in our current environment, but if we start running 4832 // into situations where we have more than 5 or 10 matches then this 4833 // should probably be changed to something smarter... 4834 4835 // First we go through and resolve each of the specific items 4836 // that were supplied, taking care of removing any corresponding 4837 // duplicate items in the generic resolve list. 4838 if (specifics != null) { 4839 for (int i=0; i<specifics.length; i++) { 4840 final Intent sintent = specifics[i]; 4841 if (sintent == null) { 4842 continue; 4843 } 4844 4845 if (DEBUG_INTENT_MATCHING) { 4846 Log.v(TAG, "Specific #" + i + ": " + sintent); 4847 } 4848 4849 String action = sintent.getAction(); 4850 if (resultsAction != null && resultsAction.equals(action)) { 4851 // If this action was explicitly requested, then don't 4852 // remove things that have it. 4853 action = null; 4854 } 4855 4856 ResolveInfo ri = null; 4857 ActivityInfo ai = null; 4858 4859 ComponentName comp = sintent.getComponent(); 4860 if (comp == null) { 4861 ri = resolveIntent( 4862 sintent, 4863 specificTypes != null ? specificTypes[i] : null, 4864 flags, userId); 4865 if (ri == null) { 4866 continue; 4867 } 4868 if (ri == mResolveInfo) { 4869 // ACK! Must do something better with this. 4870 } 4871 ai = ri.activityInfo; 4872 comp = new ComponentName(ai.applicationInfo.packageName, 4873 ai.name); 4874 } else { 4875 ai = getActivityInfo(comp, flags, userId); 4876 if (ai == null) { 4877 continue; 4878 } 4879 } 4880 4881 // Look for any generic query activities that are duplicates 4882 // of this specific one, and remove them from the results. 4883 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4884 N = results.size(); 4885 int j; 4886 for (j=specificsPos; j<N; j++) { 4887 ResolveInfo sri = results.get(j); 4888 if ((sri.activityInfo.name.equals(comp.getClassName()) 4889 && sri.activityInfo.applicationInfo.packageName.equals( 4890 comp.getPackageName())) 4891 || (action != null && sri.filter.matchAction(action))) { 4892 results.remove(j); 4893 if (DEBUG_INTENT_MATCHING) Log.v( 4894 TAG, "Removing duplicate item from " + j 4895 + " due to specific " + specificsPos); 4896 if (ri == null) { 4897 ri = sri; 4898 } 4899 j--; 4900 N--; 4901 } 4902 } 4903 4904 // Add this specific item to its proper place. 4905 if (ri == null) { 4906 ri = new ResolveInfo(); 4907 ri.activityInfo = ai; 4908 } 4909 results.add(specificsPos, ri); 4910 ri.specificIndex = i; 4911 specificsPos++; 4912 } 4913 } 4914 4915 // Now we go through the remaining generic results and remove any 4916 // duplicate actions that are found here. 4917 N = results.size(); 4918 for (int i=specificsPos; i<N-1; i++) { 4919 final ResolveInfo rii = results.get(i); 4920 if (rii.filter == null) { 4921 continue; 4922 } 4923 4924 // Iterate over all of the actions of this result's intent 4925 // filter... typically this should be just one. 4926 final Iterator<String> it = rii.filter.actionsIterator(); 4927 if (it == null) { 4928 continue; 4929 } 4930 while (it.hasNext()) { 4931 final String action = it.next(); 4932 if (resultsAction != null && resultsAction.equals(action)) { 4933 // If this action was explicitly requested, then don't 4934 // remove things that have it. 4935 continue; 4936 } 4937 for (int j=i+1; j<N; j++) { 4938 final ResolveInfo rij = results.get(j); 4939 if (rij.filter != null && rij.filter.hasAction(action)) { 4940 results.remove(j); 4941 if (DEBUG_INTENT_MATCHING) Log.v( 4942 TAG, "Removing duplicate item from " + j 4943 + " due to action " + action + " at " + i); 4944 j--; 4945 N--; 4946 } 4947 } 4948 } 4949 4950 // If the caller didn't request filter information, drop it now 4951 // so we don't have to marshall/unmarshall it. 4952 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4953 rii.filter = null; 4954 } 4955 } 4956 4957 // Filter out the caller activity if so requested. 4958 if (caller != null) { 4959 N = results.size(); 4960 for (int i=0; i<N; i++) { 4961 ActivityInfo ainfo = results.get(i).activityInfo; 4962 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4963 && caller.getClassName().equals(ainfo.name)) { 4964 results.remove(i); 4965 break; 4966 } 4967 } 4968 } 4969 4970 // If the caller didn't request filter information, 4971 // drop them now so we don't have to 4972 // marshall/unmarshall it. 4973 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4974 N = results.size(); 4975 for (int i=0; i<N; i++) { 4976 results.get(i).filter = null; 4977 } 4978 } 4979 4980 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4981 return results; 4982 } 4983 4984 @Override 4985 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4986 int userId) { 4987 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4988 ComponentName comp = intent.getComponent(); 4989 if (comp == null) { 4990 if (intent.getSelector() != null) { 4991 intent = intent.getSelector(); 4992 comp = intent.getComponent(); 4993 } 4994 } 4995 if (comp != null) { 4996 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4997 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4998 if (ai != null) { 4999 ResolveInfo ri = new ResolveInfo(); 5000 ri.activityInfo = ai; 5001 list.add(ri); 5002 } 5003 return list; 5004 } 5005 5006 // reader 5007 synchronized (mPackages) { 5008 String pkgName = intent.getPackage(); 5009 if (pkgName == null) { 5010 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5011 } 5012 final PackageParser.Package pkg = mPackages.get(pkgName); 5013 if (pkg != null) { 5014 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5015 userId); 5016 } 5017 return null; 5018 } 5019 } 5020 5021 @Override 5022 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5023 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5024 if (!sUserManager.exists(userId)) return null; 5025 if (query != null) { 5026 if (query.size() >= 1) { 5027 // If there is more than one service with the same priority, 5028 // just arbitrarily pick the first one. 5029 return query.get(0); 5030 } 5031 } 5032 return null; 5033 } 5034 5035 @Override 5036 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5037 int userId) { 5038 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5039 ComponentName comp = intent.getComponent(); 5040 if (comp == null) { 5041 if (intent.getSelector() != null) { 5042 intent = intent.getSelector(); 5043 comp = intent.getComponent(); 5044 } 5045 } 5046 if (comp != null) { 5047 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5048 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5049 if (si != null) { 5050 final ResolveInfo ri = new ResolveInfo(); 5051 ri.serviceInfo = si; 5052 list.add(ri); 5053 } 5054 return list; 5055 } 5056 5057 // reader 5058 synchronized (mPackages) { 5059 String pkgName = intent.getPackage(); 5060 if (pkgName == null) { 5061 return mServices.queryIntent(intent, resolvedType, flags, userId); 5062 } 5063 final PackageParser.Package pkg = mPackages.get(pkgName); 5064 if (pkg != null) { 5065 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5066 userId); 5067 } 5068 return null; 5069 } 5070 } 5071 5072 @Override 5073 public List<ResolveInfo> queryIntentContentProviders( 5074 Intent intent, String resolvedType, int flags, int userId) { 5075 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5076 ComponentName comp = intent.getComponent(); 5077 if (comp == null) { 5078 if (intent.getSelector() != null) { 5079 intent = intent.getSelector(); 5080 comp = intent.getComponent(); 5081 } 5082 } 5083 if (comp != null) { 5084 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5085 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5086 if (pi != null) { 5087 final ResolveInfo ri = new ResolveInfo(); 5088 ri.providerInfo = pi; 5089 list.add(ri); 5090 } 5091 return list; 5092 } 5093 5094 // reader 5095 synchronized (mPackages) { 5096 String pkgName = intent.getPackage(); 5097 if (pkgName == null) { 5098 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5099 } 5100 final PackageParser.Package pkg = mPackages.get(pkgName); 5101 if (pkg != null) { 5102 return mProviders.queryIntentForPackage( 5103 intent, resolvedType, flags, pkg.providers, userId); 5104 } 5105 return null; 5106 } 5107 } 5108 5109 @Override 5110 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5111 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5112 5113 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5114 5115 // writer 5116 synchronized (mPackages) { 5117 ArrayList<PackageInfo> list; 5118 if (listUninstalled) { 5119 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5120 for (PackageSetting ps : mSettings.mPackages.values()) { 5121 PackageInfo pi; 5122 if (ps.pkg != null) { 5123 pi = generatePackageInfo(ps.pkg, flags, userId); 5124 } else { 5125 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5126 } 5127 if (pi != null) { 5128 list.add(pi); 5129 } 5130 } 5131 } else { 5132 list = new ArrayList<PackageInfo>(mPackages.size()); 5133 for (PackageParser.Package p : mPackages.values()) { 5134 PackageInfo pi = generatePackageInfo(p, flags, userId); 5135 if (pi != null) { 5136 list.add(pi); 5137 } 5138 } 5139 } 5140 5141 return new ParceledListSlice<PackageInfo>(list); 5142 } 5143 } 5144 5145 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5146 String[] permissions, boolean[] tmp, int flags, int userId) { 5147 int numMatch = 0; 5148 final PermissionsState permissionsState = ps.getPermissionsState(); 5149 for (int i=0; i<permissions.length; i++) { 5150 final String permission = permissions[i]; 5151 if (permissionsState.hasPermission(permission, userId)) { 5152 tmp[i] = true; 5153 numMatch++; 5154 } else { 5155 tmp[i] = false; 5156 } 5157 } 5158 if (numMatch == 0) { 5159 return; 5160 } 5161 PackageInfo pi; 5162 if (ps.pkg != null) { 5163 pi = generatePackageInfo(ps.pkg, flags, userId); 5164 } else { 5165 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5166 } 5167 // The above might return null in cases of uninstalled apps or install-state 5168 // skew across users/profiles. 5169 if (pi != null) { 5170 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5171 if (numMatch == permissions.length) { 5172 pi.requestedPermissions = permissions; 5173 } else { 5174 pi.requestedPermissions = new String[numMatch]; 5175 numMatch = 0; 5176 for (int i=0; i<permissions.length; i++) { 5177 if (tmp[i]) { 5178 pi.requestedPermissions[numMatch] = permissions[i]; 5179 numMatch++; 5180 } 5181 } 5182 } 5183 } 5184 list.add(pi); 5185 } 5186 } 5187 5188 @Override 5189 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5190 String[] permissions, int flags, int userId) { 5191 if (!sUserManager.exists(userId)) return null; 5192 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5193 5194 // writer 5195 synchronized (mPackages) { 5196 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5197 boolean[] tmpBools = new boolean[permissions.length]; 5198 if (listUninstalled) { 5199 for (PackageSetting ps : mSettings.mPackages.values()) { 5200 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5201 } 5202 } else { 5203 for (PackageParser.Package pkg : mPackages.values()) { 5204 PackageSetting ps = (PackageSetting)pkg.mExtras; 5205 if (ps != null) { 5206 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5207 userId); 5208 } 5209 } 5210 } 5211 5212 return new ParceledListSlice<PackageInfo>(list); 5213 } 5214 } 5215 5216 @Override 5217 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5218 if (!sUserManager.exists(userId)) return null; 5219 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5220 5221 // writer 5222 synchronized (mPackages) { 5223 ArrayList<ApplicationInfo> list; 5224 if (listUninstalled) { 5225 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5226 for (PackageSetting ps : mSettings.mPackages.values()) { 5227 ApplicationInfo ai; 5228 if (ps.pkg != null) { 5229 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5230 ps.readUserState(userId), userId); 5231 } else { 5232 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5233 } 5234 if (ai != null) { 5235 list.add(ai); 5236 } 5237 } 5238 } else { 5239 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5240 for (PackageParser.Package p : mPackages.values()) { 5241 if (p.mExtras != null) { 5242 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5243 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5244 if (ai != null) { 5245 list.add(ai); 5246 } 5247 } 5248 } 5249 } 5250 5251 return new ParceledListSlice<ApplicationInfo>(list); 5252 } 5253 } 5254 5255 public List<ApplicationInfo> getPersistentApplications(int flags) { 5256 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5257 5258 // reader 5259 synchronized (mPackages) { 5260 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5261 final int userId = UserHandle.getCallingUserId(); 5262 while (i.hasNext()) { 5263 final PackageParser.Package p = i.next(); 5264 if (p.applicationInfo != null 5265 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5266 && (!mSafeMode || isSystemApp(p))) { 5267 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5268 if (ps != null) { 5269 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5270 ps.readUserState(userId), userId); 5271 if (ai != null) { 5272 finalList.add(ai); 5273 } 5274 } 5275 } 5276 } 5277 } 5278 5279 return finalList; 5280 } 5281 5282 @Override 5283 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5284 if (!sUserManager.exists(userId)) return null; 5285 // reader 5286 synchronized (mPackages) { 5287 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5288 PackageSetting ps = provider != null 5289 ? mSettings.mPackages.get(provider.owner.packageName) 5290 : null; 5291 return ps != null 5292 && mSettings.isEnabledLPr(provider.info, flags, userId) 5293 && (!mSafeMode || (provider.info.applicationInfo.flags 5294 &ApplicationInfo.FLAG_SYSTEM) != 0) 5295 ? PackageParser.generateProviderInfo(provider, flags, 5296 ps.readUserState(userId), userId) 5297 : null; 5298 } 5299 } 5300 5301 /** 5302 * @deprecated 5303 */ 5304 @Deprecated 5305 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5306 // reader 5307 synchronized (mPackages) { 5308 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5309 .entrySet().iterator(); 5310 final int userId = UserHandle.getCallingUserId(); 5311 while (i.hasNext()) { 5312 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5313 PackageParser.Provider p = entry.getValue(); 5314 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5315 5316 if (ps != null && p.syncable 5317 && (!mSafeMode || (p.info.applicationInfo.flags 5318 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5319 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5320 ps.readUserState(userId), userId); 5321 if (info != null) { 5322 outNames.add(entry.getKey()); 5323 outInfo.add(info); 5324 } 5325 } 5326 } 5327 } 5328 } 5329 5330 @Override 5331 public List<ProviderInfo> queryContentProviders(String processName, 5332 int uid, int flags) { 5333 ArrayList<ProviderInfo> finalList = null; 5334 // reader 5335 synchronized (mPackages) { 5336 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5337 final int userId = processName != null ? 5338 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5339 while (i.hasNext()) { 5340 final PackageParser.Provider p = i.next(); 5341 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5342 if (ps != null && p.info.authority != null 5343 && (processName == null 5344 || (p.info.processName.equals(processName) 5345 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5346 && mSettings.isEnabledLPr(p.info, flags, userId) 5347 && (!mSafeMode 5348 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5349 if (finalList == null) { 5350 finalList = new ArrayList<ProviderInfo>(3); 5351 } 5352 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5353 ps.readUserState(userId), userId); 5354 if (info != null) { 5355 finalList.add(info); 5356 } 5357 } 5358 } 5359 } 5360 5361 if (finalList != null) { 5362 Collections.sort(finalList, mProviderInitOrderSorter); 5363 } 5364 5365 return finalList; 5366 } 5367 5368 @Override 5369 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5370 int flags) { 5371 // reader 5372 synchronized (mPackages) { 5373 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5374 return PackageParser.generateInstrumentationInfo(i, flags); 5375 } 5376 } 5377 5378 @Override 5379 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5380 int flags) { 5381 ArrayList<InstrumentationInfo> finalList = 5382 new ArrayList<InstrumentationInfo>(); 5383 5384 // reader 5385 synchronized (mPackages) { 5386 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5387 while (i.hasNext()) { 5388 final PackageParser.Instrumentation p = i.next(); 5389 if (targetPackage == null 5390 || targetPackage.equals(p.info.targetPackage)) { 5391 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5392 flags); 5393 if (ii != null) { 5394 finalList.add(ii); 5395 } 5396 } 5397 } 5398 } 5399 5400 return finalList; 5401 } 5402 5403 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5404 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5405 if (overlays == null) { 5406 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5407 return; 5408 } 5409 for (PackageParser.Package opkg : overlays.values()) { 5410 // Not much to do if idmap fails: we already logged the error 5411 // and we certainly don't want to abort installation of pkg simply 5412 // because an overlay didn't fit properly. For these reasons, 5413 // ignore the return value of createIdmapForPackagePairLI. 5414 createIdmapForPackagePairLI(pkg, opkg); 5415 } 5416 } 5417 5418 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5419 PackageParser.Package opkg) { 5420 if (!opkg.mTrustedOverlay) { 5421 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5422 opkg.baseCodePath + ": overlay not trusted"); 5423 return false; 5424 } 5425 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5426 if (overlaySet == null) { 5427 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5428 opkg.baseCodePath + " but target package has no known overlays"); 5429 return false; 5430 } 5431 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5432 // TODO: generate idmap for split APKs 5433 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5434 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5435 + opkg.baseCodePath); 5436 return false; 5437 } 5438 PackageParser.Package[] overlayArray = 5439 overlaySet.values().toArray(new PackageParser.Package[0]); 5440 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5441 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5442 return p1.mOverlayPriority - p2.mOverlayPriority; 5443 } 5444 }; 5445 Arrays.sort(overlayArray, cmp); 5446 5447 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5448 int i = 0; 5449 for (PackageParser.Package p : overlayArray) { 5450 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5451 } 5452 return true; 5453 } 5454 5455 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5456 final File[] files = dir.listFiles(); 5457 if (ArrayUtils.isEmpty(files)) { 5458 Log.d(TAG, "No files in app dir " + dir); 5459 return; 5460 } 5461 5462 if (DEBUG_PACKAGE_SCANNING) { 5463 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5464 + " flags=0x" + Integer.toHexString(parseFlags)); 5465 } 5466 5467 for (File file : files) { 5468 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5469 && !PackageInstallerService.isStageName(file.getName()); 5470 if (!isPackage) { 5471 // Ignore entries which are not packages 5472 continue; 5473 } 5474 try { 5475 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5476 scanFlags, currentTime, null); 5477 } catch (PackageManagerException e) { 5478 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5479 5480 // Delete invalid userdata apps 5481 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5482 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5483 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5484 if (file.isDirectory()) { 5485 mInstaller.rmPackageDir(file.getAbsolutePath()); 5486 } else { 5487 file.delete(); 5488 } 5489 } 5490 } 5491 } 5492 } 5493 5494 private static File getSettingsProblemFile() { 5495 File dataDir = Environment.getDataDirectory(); 5496 File systemDir = new File(dataDir, "system"); 5497 File fname = new File(systemDir, "uiderrors.txt"); 5498 return fname; 5499 } 5500 5501 static void reportSettingsProblem(int priority, String msg) { 5502 logCriticalInfo(priority, msg); 5503 } 5504 5505 static void logCriticalInfo(int priority, String msg) { 5506 Slog.println(priority, TAG, msg); 5507 EventLogTags.writePmCriticalInfo(msg); 5508 try { 5509 File fname = getSettingsProblemFile(); 5510 FileOutputStream out = new FileOutputStream(fname, true); 5511 PrintWriter pw = new FastPrintWriter(out); 5512 SimpleDateFormat formatter = new SimpleDateFormat(); 5513 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5514 pw.println(dateString + ": " + msg); 5515 pw.close(); 5516 FileUtils.setPermissions( 5517 fname.toString(), 5518 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5519 -1, -1); 5520 } catch (java.io.IOException e) { 5521 } 5522 } 5523 5524 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5525 PackageParser.Package pkg, File srcFile, int parseFlags) 5526 throws PackageManagerException { 5527 if (ps != null 5528 && ps.codePath.equals(srcFile) 5529 && ps.timeStamp == srcFile.lastModified() 5530 && !isCompatSignatureUpdateNeeded(pkg) 5531 && !isRecoverSignatureUpdateNeeded(pkg)) { 5532 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5533 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5534 ArraySet<PublicKey> signingKs; 5535 synchronized (mPackages) { 5536 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5537 } 5538 if (ps.signatures.mSignatures != null 5539 && ps.signatures.mSignatures.length != 0 5540 && signingKs != null) { 5541 // Optimization: reuse the existing cached certificates 5542 // if the package appears to be unchanged. 5543 pkg.mSignatures = ps.signatures.mSignatures; 5544 pkg.mSigningKeys = signingKs; 5545 return; 5546 } 5547 5548 Slog.w(TAG, "PackageSetting for " + ps.name 5549 + " is missing signatures. Collecting certs again to recover them."); 5550 } else { 5551 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5552 } 5553 5554 try { 5555 pp.collectCertificates(pkg, parseFlags); 5556 pp.collectManifestDigest(pkg); 5557 } catch (PackageParserException e) { 5558 throw PackageManagerException.from(e); 5559 } 5560 } 5561 5562 /* 5563 * Scan a package and return the newly parsed package. 5564 * Returns null in case of errors and the error code is stored in mLastScanError 5565 */ 5566 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5567 long currentTime, UserHandle user) throws PackageManagerException { 5568 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5569 parseFlags |= mDefParseFlags; 5570 PackageParser pp = new PackageParser(); 5571 pp.setSeparateProcesses(mSeparateProcesses); 5572 pp.setOnlyCoreApps(mOnlyCore); 5573 pp.setDisplayMetrics(mMetrics); 5574 5575 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5576 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5577 } 5578 5579 final PackageParser.Package pkg; 5580 try { 5581 pkg = pp.parsePackage(scanFile, parseFlags); 5582 } catch (PackageParserException e) { 5583 throw PackageManagerException.from(e); 5584 } 5585 5586 PackageSetting ps = null; 5587 PackageSetting updatedPkg; 5588 // reader 5589 synchronized (mPackages) { 5590 // Look to see if we already know about this package. 5591 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5592 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5593 // This package has been renamed to its original name. Let's 5594 // use that. 5595 ps = mSettings.peekPackageLPr(oldName); 5596 } 5597 // If there was no original package, see one for the real package name. 5598 if (ps == null) { 5599 ps = mSettings.peekPackageLPr(pkg.packageName); 5600 } 5601 // Check to see if this package could be hiding/updating a system 5602 // package. Must look for it either under the original or real 5603 // package name depending on our state. 5604 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5605 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5606 } 5607 boolean updatedPkgBetter = false; 5608 // First check if this is a system package that may involve an update 5609 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5610 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5611 // it needs to drop FLAG_PRIVILEGED. 5612 if (locationIsPrivileged(scanFile)) { 5613 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5614 } else { 5615 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5616 } 5617 5618 if (ps != null && !ps.codePath.equals(scanFile)) { 5619 // The path has changed from what was last scanned... check the 5620 // version of the new path against what we have stored to determine 5621 // what to do. 5622 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5623 if (pkg.mVersionCode <= ps.versionCode) { 5624 // The system package has been updated and the code path does not match 5625 // Ignore entry. Skip it. 5626 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5627 + " ignored: updated version " + ps.versionCode 5628 + " better than this " + pkg.mVersionCode); 5629 if (!updatedPkg.codePath.equals(scanFile)) { 5630 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5631 + ps.name + " changing from " + updatedPkg.codePathString 5632 + " to " + scanFile); 5633 updatedPkg.codePath = scanFile; 5634 updatedPkg.codePathString = scanFile.toString(); 5635 updatedPkg.resourcePath = scanFile; 5636 updatedPkg.resourcePathString = scanFile.toString(); 5637 } 5638 updatedPkg.pkg = pkg; 5639 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5640 } else { 5641 // The current app on the system partition is better than 5642 // what we have updated to on the data partition; switch 5643 // back to the system partition version. 5644 // At this point, its safely assumed that package installation for 5645 // apps in system partition will go through. If not there won't be a working 5646 // version of the app 5647 // writer 5648 synchronized (mPackages) { 5649 // Just remove the loaded entries from package lists. 5650 mPackages.remove(ps.name); 5651 } 5652 5653 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5654 + " reverting from " + ps.codePathString 5655 + ": new version " + pkg.mVersionCode 5656 + " better than installed " + ps.versionCode); 5657 5658 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5659 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5660 synchronized (mInstallLock) { 5661 args.cleanUpResourcesLI(); 5662 } 5663 synchronized (mPackages) { 5664 mSettings.enableSystemPackageLPw(ps.name); 5665 } 5666 updatedPkgBetter = true; 5667 } 5668 } 5669 } 5670 5671 if (updatedPkg != null) { 5672 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5673 // initially 5674 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5675 5676 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5677 // flag set initially 5678 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5679 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5680 } 5681 } 5682 5683 // Verify certificates against what was last scanned 5684 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5685 5686 /* 5687 * A new system app appeared, but we already had a non-system one of the 5688 * same name installed earlier. 5689 */ 5690 boolean shouldHideSystemApp = false; 5691 if (updatedPkg == null && ps != null 5692 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5693 /* 5694 * Check to make sure the signatures match first. If they don't, 5695 * wipe the installed application and its data. 5696 */ 5697 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5698 != PackageManager.SIGNATURE_MATCH) { 5699 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5700 + " signatures don't match existing userdata copy; removing"); 5701 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5702 ps = null; 5703 } else { 5704 /* 5705 * If the newly-added system app is an older version than the 5706 * already installed version, hide it. It will be scanned later 5707 * and re-added like an update. 5708 */ 5709 if (pkg.mVersionCode <= ps.versionCode) { 5710 shouldHideSystemApp = true; 5711 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5712 + " but new version " + pkg.mVersionCode + " better than installed " 5713 + ps.versionCode + "; hiding system"); 5714 } else { 5715 /* 5716 * The newly found system app is a newer version that the 5717 * one previously installed. Simply remove the 5718 * already-installed application and replace it with our own 5719 * while keeping the application data. 5720 */ 5721 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5722 + " reverting from " + ps.codePathString + ": new version " 5723 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5724 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5725 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5726 synchronized (mInstallLock) { 5727 args.cleanUpResourcesLI(); 5728 } 5729 } 5730 } 5731 } 5732 5733 // The apk is forward locked (not public) if its code and resources 5734 // are kept in different files. (except for app in either system or 5735 // vendor path). 5736 // TODO grab this value from PackageSettings 5737 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5738 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5739 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5740 } 5741 } 5742 5743 // TODO: extend to support forward-locked splits 5744 String resourcePath = null; 5745 String baseResourcePath = null; 5746 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5747 if (ps != null && ps.resourcePathString != null) { 5748 resourcePath = ps.resourcePathString; 5749 baseResourcePath = ps.resourcePathString; 5750 } else { 5751 // Should not happen at all. Just log an error. 5752 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5753 } 5754 } else { 5755 resourcePath = pkg.codePath; 5756 baseResourcePath = pkg.baseCodePath; 5757 } 5758 5759 // Set application objects path explicitly. 5760 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5761 pkg.applicationInfo.setCodePath(pkg.codePath); 5762 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5763 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5764 pkg.applicationInfo.setResourcePath(resourcePath); 5765 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5766 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5767 5768 // Note that we invoke the following method only if we are about to unpack an application 5769 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5770 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5771 5772 /* 5773 * If the system app should be overridden by a previously installed 5774 * data, hide the system app now and let the /data/app scan pick it up 5775 * again. 5776 */ 5777 if (shouldHideSystemApp) { 5778 synchronized (mPackages) { 5779 /* 5780 * We have to grant systems permissions before we hide, because 5781 * grantPermissions will assume the package update is trying to 5782 * expand its permissions. 5783 */ 5784 grantPermissionsLPw(pkg, true, pkg.packageName); 5785 mSettings.disableSystemPackageLPw(pkg.packageName); 5786 } 5787 } 5788 5789 return scannedPkg; 5790 } 5791 5792 private static String fixProcessName(String defProcessName, 5793 String processName, int uid) { 5794 if (processName == null) { 5795 return defProcessName; 5796 } 5797 return processName; 5798 } 5799 5800 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5801 throws PackageManagerException { 5802 if (pkgSetting.signatures.mSignatures != null) { 5803 // Already existing package. Make sure signatures match 5804 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5805 == PackageManager.SIGNATURE_MATCH; 5806 if (!match) { 5807 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5808 == PackageManager.SIGNATURE_MATCH; 5809 } 5810 if (!match) { 5811 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5812 == PackageManager.SIGNATURE_MATCH; 5813 } 5814 if (!match) { 5815 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5816 + pkg.packageName + " signatures do not match the " 5817 + "previously installed version; ignoring!"); 5818 } 5819 } 5820 5821 // Check for shared user signatures 5822 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5823 // Already existing package. Make sure signatures match 5824 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5825 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5826 if (!match) { 5827 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5828 == PackageManager.SIGNATURE_MATCH; 5829 } 5830 if (!match) { 5831 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5832 == PackageManager.SIGNATURE_MATCH; 5833 } 5834 if (!match) { 5835 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5836 "Package " + pkg.packageName 5837 + " has no signatures that match those in shared user " 5838 + pkgSetting.sharedUser.name + "; ignoring!"); 5839 } 5840 } 5841 } 5842 5843 /** 5844 * Enforces that only the system UID or root's UID can call a method exposed 5845 * via Binder. 5846 * 5847 * @param message used as message if SecurityException is thrown 5848 * @throws SecurityException if the caller is not system or root 5849 */ 5850 private static final void enforceSystemOrRoot(String message) { 5851 final int uid = Binder.getCallingUid(); 5852 if (uid != Process.SYSTEM_UID && uid != 0) { 5853 throw new SecurityException(message); 5854 } 5855 } 5856 5857 @Override 5858 public void performBootDexOpt() { 5859 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5860 5861 // Before everything else, see whether we need to fstrim. 5862 try { 5863 IMountService ms = PackageHelper.getMountService(); 5864 if (ms != null) { 5865 final boolean isUpgrade = isUpgrade(); 5866 boolean doTrim = isUpgrade; 5867 if (doTrim) { 5868 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5869 } else { 5870 final long interval = android.provider.Settings.Global.getLong( 5871 mContext.getContentResolver(), 5872 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5873 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5874 if (interval > 0) { 5875 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5876 if (timeSinceLast > interval) { 5877 doTrim = true; 5878 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5879 + "; running immediately"); 5880 } 5881 } 5882 } 5883 if (doTrim) { 5884 if (!isFirstBoot()) { 5885 try { 5886 ActivityManagerNative.getDefault().showBootMessage( 5887 mContext.getResources().getString( 5888 R.string.android_upgrading_fstrim), true); 5889 } catch (RemoteException e) { 5890 } 5891 } 5892 ms.runMaintenance(); 5893 } 5894 } else { 5895 Slog.e(TAG, "Mount service unavailable!"); 5896 } 5897 } catch (RemoteException e) { 5898 // Can't happen; MountService is local 5899 } 5900 5901 final ArraySet<PackageParser.Package> pkgs; 5902 synchronized (mPackages) { 5903 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5904 } 5905 5906 if (pkgs != null) { 5907 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5908 // in case the device runs out of space. 5909 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5910 // Give priority to core apps. 5911 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5912 PackageParser.Package pkg = it.next(); 5913 if (pkg.coreApp) { 5914 if (DEBUG_DEXOPT) { 5915 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5916 } 5917 sortedPkgs.add(pkg); 5918 it.remove(); 5919 } 5920 } 5921 // Give priority to system apps that listen for pre boot complete. 5922 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5923 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5924 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5925 PackageParser.Package pkg = it.next(); 5926 if (pkgNames.contains(pkg.packageName)) { 5927 if (DEBUG_DEXOPT) { 5928 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5929 } 5930 sortedPkgs.add(pkg); 5931 it.remove(); 5932 } 5933 } 5934 // Give priority to system apps. 5935 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5936 PackageParser.Package pkg = it.next(); 5937 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5938 if (DEBUG_DEXOPT) { 5939 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5940 } 5941 sortedPkgs.add(pkg); 5942 it.remove(); 5943 } 5944 } 5945 // Give priority to updated system apps. 5946 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5947 PackageParser.Package pkg = it.next(); 5948 if (pkg.isUpdatedSystemApp()) { 5949 if (DEBUG_DEXOPT) { 5950 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5951 } 5952 sortedPkgs.add(pkg); 5953 it.remove(); 5954 } 5955 } 5956 // Give priority to apps that listen for boot complete. 5957 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5958 pkgNames = getPackageNamesForIntent(intent); 5959 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5960 PackageParser.Package pkg = it.next(); 5961 if (pkgNames.contains(pkg.packageName)) { 5962 if (DEBUG_DEXOPT) { 5963 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5964 } 5965 sortedPkgs.add(pkg); 5966 it.remove(); 5967 } 5968 } 5969 // Filter out packages that aren't recently used. 5970 filterRecentlyUsedApps(pkgs); 5971 // Add all remaining apps. 5972 for (PackageParser.Package pkg : pkgs) { 5973 if (DEBUG_DEXOPT) { 5974 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5975 } 5976 sortedPkgs.add(pkg); 5977 } 5978 5979 // If we want to be lazy, filter everything that wasn't recently used. 5980 if (mLazyDexOpt) { 5981 filterRecentlyUsedApps(sortedPkgs); 5982 } 5983 5984 int i = 0; 5985 int total = sortedPkgs.size(); 5986 File dataDir = Environment.getDataDirectory(); 5987 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5988 if (lowThreshold == 0) { 5989 throw new IllegalStateException("Invalid low memory threshold"); 5990 } 5991 for (PackageParser.Package pkg : sortedPkgs) { 5992 long usableSpace = dataDir.getUsableSpace(); 5993 if (usableSpace < lowThreshold) { 5994 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5995 break; 5996 } 5997 performBootDexOpt(pkg, ++i, total); 5998 } 5999 } 6000 } 6001 6002 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6003 // Filter out packages that aren't recently used. 6004 // 6005 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6006 // should do a full dexopt. 6007 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6008 int total = pkgs.size(); 6009 int skipped = 0; 6010 long now = System.currentTimeMillis(); 6011 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6012 PackageParser.Package pkg = i.next(); 6013 long then = pkg.mLastPackageUsageTimeInMills; 6014 if (then + mDexOptLRUThresholdInMills < now) { 6015 if (DEBUG_DEXOPT) { 6016 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6017 ((then == 0) ? "never" : new Date(then))); 6018 } 6019 i.remove(); 6020 skipped++; 6021 } 6022 } 6023 if (DEBUG_DEXOPT) { 6024 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6025 } 6026 } 6027 } 6028 6029 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6030 List<ResolveInfo> ris = null; 6031 try { 6032 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6033 intent, null, 0, UserHandle.USER_OWNER); 6034 } catch (RemoteException e) { 6035 } 6036 ArraySet<String> pkgNames = new ArraySet<String>(); 6037 if (ris != null) { 6038 for (ResolveInfo ri : ris) { 6039 pkgNames.add(ri.activityInfo.packageName); 6040 } 6041 } 6042 return pkgNames; 6043 } 6044 6045 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6046 if (DEBUG_DEXOPT) { 6047 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6048 } 6049 if (!isFirstBoot()) { 6050 try { 6051 ActivityManagerNative.getDefault().showBootMessage( 6052 mContext.getResources().getString(R.string.android_upgrading_apk, 6053 curr, total), true); 6054 } catch (RemoteException e) { 6055 } 6056 } 6057 PackageParser.Package p = pkg; 6058 synchronized (mInstallLock) { 6059 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6060 false /* force dex */, false /* defer */, true /* include dependencies */); 6061 } 6062 } 6063 6064 @Override 6065 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6066 return performDexOpt(packageName, instructionSet, false); 6067 } 6068 6069 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6070 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6071 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6072 if (!dexopt && !updateUsage) { 6073 // We aren't going to dexopt or update usage, so bail early. 6074 return false; 6075 } 6076 PackageParser.Package p; 6077 final String targetInstructionSet; 6078 synchronized (mPackages) { 6079 p = mPackages.get(packageName); 6080 if (p == null) { 6081 return false; 6082 } 6083 if (updateUsage) { 6084 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6085 } 6086 mPackageUsage.write(false); 6087 if (!dexopt) { 6088 // We aren't going to dexopt, so bail early. 6089 return false; 6090 } 6091 6092 targetInstructionSet = instructionSet != null ? instructionSet : 6093 getPrimaryInstructionSet(p.applicationInfo); 6094 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6095 return false; 6096 } 6097 } 6098 6099 synchronized (mInstallLock) { 6100 final String[] instructionSets = new String[] { targetInstructionSet }; 6101 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6102 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6103 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6104 } 6105 } 6106 6107 public ArraySet<String> getPackagesThatNeedDexOpt() { 6108 ArraySet<String> pkgs = null; 6109 synchronized (mPackages) { 6110 for (PackageParser.Package p : mPackages.values()) { 6111 if (DEBUG_DEXOPT) { 6112 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6113 } 6114 if (!p.mDexOptPerformed.isEmpty()) { 6115 continue; 6116 } 6117 if (pkgs == null) { 6118 pkgs = new ArraySet<String>(); 6119 } 6120 pkgs.add(p.packageName); 6121 } 6122 } 6123 return pkgs; 6124 } 6125 6126 public void shutdown() { 6127 mPackageUsage.write(true); 6128 } 6129 6130 @Override 6131 public void forceDexOpt(String packageName) { 6132 enforceSystemOrRoot("forceDexOpt"); 6133 6134 PackageParser.Package pkg; 6135 synchronized (mPackages) { 6136 pkg = mPackages.get(packageName); 6137 if (pkg == null) { 6138 throw new IllegalArgumentException("Missing package: " + packageName); 6139 } 6140 } 6141 6142 synchronized (mInstallLock) { 6143 final String[] instructionSets = new String[] { 6144 getPrimaryInstructionSet(pkg.applicationInfo) }; 6145 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6146 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6147 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6148 throw new IllegalStateException("Failed to dexopt: " + res); 6149 } 6150 } 6151 } 6152 6153 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6154 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6155 Slog.w(TAG, "Unable to update from " + oldPkg.name 6156 + " to " + newPkg.packageName 6157 + ": old package not in system partition"); 6158 return false; 6159 } else if (mPackages.get(oldPkg.name) != null) { 6160 Slog.w(TAG, "Unable to update from " + oldPkg.name 6161 + " to " + newPkg.packageName 6162 + ": old package still exists"); 6163 return false; 6164 } 6165 return true; 6166 } 6167 6168 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6169 int[] users = sUserManager.getUserIds(); 6170 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6171 if (res < 0) { 6172 return res; 6173 } 6174 for (int user : users) { 6175 if (user != 0) { 6176 res = mInstaller.createUserData(volumeUuid, packageName, 6177 UserHandle.getUid(user, uid), user, seinfo); 6178 if (res < 0) { 6179 return res; 6180 } 6181 } 6182 } 6183 return res; 6184 } 6185 6186 private int removeDataDirsLI(String volumeUuid, String packageName) { 6187 int[] users = sUserManager.getUserIds(); 6188 int res = 0; 6189 for (int user : users) { 6190 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6191 if (resInner < 0) { 6192 res = resInner; 6193 } 6194 } 6195 6196 return res; 6197 } 6198 6199 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6200 int[] users = sUserManager.getUserIds(); 6201 int res = 0; 6202 for (int user : users) { 6203 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6204 if (resInner < 0) { 6205 res = resInner; 6206 } 6207 } 6208 return res; 6209 } 6210 6211 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6212 PackageParser.Package changingLib) { 6213 if (file.path != null) { 6214 usesLibraryFiles.add(file.path); 6215 return; 6216 } 6217 PackageParser.Package p = mPackages.get(file.apk); 6218 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6219 // If we are doing this while in the middle of updating a library apk, 6220 // then we need to make sure to use that new apk for determining the 6221 // dependencies here. (We haven't yet finished committing the new apk 6222 // to the package manager state.) 6223 if (p == null || p.packageName.equals(changingLib.packageName)) { 6224 p = changingLib; 6225 } 6226 } 6227 if (p != null) { 6228 usesLibraryFiles.addAll(p.getAllCodePaths()); 6229 } 6230 } 6231 6232 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6233 PackageParser.Package changingLib) throws PackageManagerException { 6234 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6235 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6236 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6237 for (int i=0; i<N; i++) { 6238 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6239 if (file == null) { 6240 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6241 "Package " + pkg.packageName + " requires unavailable shared library " 6242 + pkg.usesLibraries.get(i) + "; failing!"); 6243 } 6244 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6245 } 6246 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6247 for (int i=0; i<N; i++) { 6248 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6249 if (file == null) { 6250 Slog.w(TAG, "Package " + pkg.packageName 6251 + " desires unavailable shared library " 6252 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6253 } else { 6254 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6255 } 6256 } 6257 N = usesLibraryFiles.size(); 6258 if (N > 0) { 6259 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6260 } else { 6261 pkg.usesLibraryFiles = null; 6262 } 6263 } 6264 } 6265 6266 private static boolean hasString(List<String> list, List<String> which) { 6267 if (list == null) { 6268 return false; 6269 } 6270 for (int i=list.size()-1; i>=0; i--) { 6271 for (int j=which.size()-1; j>=0; j--) { 6272 if (which.get(j).equals(list.get(i))) { 6273 return true; 6274 } 6275 } 6276 } 6277 return false; 6278 } 6279 6280 private void updateAllSharedLibrariesLPw() { 6281 for (PackageParser.Package pkg : mPackages.values()) { 6282 try { 6283 updateSharedLibrariesLPw(pkg, null); 6284 } catch (PackageManagerException e) { 6285 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6286 } 6287 } 6288 } 6289 6290 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6291 PackageParser.Package changingPkg) { 6292 ArrayList<PackageParser.Package> res = null; 6293 for (PackageParser.Package pkg : mPackages.values()) { 6294 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6295 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6296 if (res == null) { 6297 res = new ArrayList<PackageParser.Package>(); 6298 } 6299 res.add(pkg); 6300 try { 6301 updateSharedLibrariesLPw(pkg, changingPkg); 6302 } catch (PackageManagerException e) { 6303 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6304 } 6305 } 6306 } 6307 return res; 6308 } 6309 6310 /** 6311 * Derive the value of the {@code cpuAbiOverride} based on the provided 6312 * value and an optional stored value from the package settings. 6313 */ 6314 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6315 String cpuAbiOverride = null; 6316 6317 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6318 cpuAbiOverride = null; 6319 } else if (abiOverride != null) { 6320 cpuAbiOverride = abiOverride; 6321 } else if (settings != null) { 6322 cpuAbiOverride = settings.cpuAbiOverrideString; 6323 } 6324 6325 return cpuAbiOverride; 6326 } 6327 6328 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6329 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6330 boolean success = false; 6331 try { 6332 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6333 currentTime, user); 6334 success = true; 6335 return res; 6336 } finally { 6337 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6338 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6339 } 6340 } 6341 } 6342 6343 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6344 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6345 final File scanFile = new File(pkg.codePath); 6346 if (pkg.applicationInfo.getCodePath() == null || 6347 pkg.applicationInfo.getResourcePath() == null) { 6348 // Bail out. The resource and code paths haven't been set. 6349 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6350 "Code and resource paths haven't been set correctly"); 6351 } 6352 6353 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6354 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6355 } else { 6356 // Only allow system apps to be flagged as core apps. 6357 pkg.coreApp = false; 6358 } 6359 6360 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6361 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6362 } 6363 6364 if (mCustomResolverComponentName != null && 6365 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6366 setUpCustomResolverActivity(pkg); 6367 } 6368 6369 if (pkg.packageName.equals("android")) { 6370 synchronized (mPackages) { 6371 if (mAndroidApplication != null) { 6372 Slog.w(TAG, "*************************************************"); 6373 Slog.w(TAG, "Core android package being redefined. Skipping."); 6374 Slog.w(TAG, " file=" + scanFile); 6375 Slog.w(TAG, "*************************************************"); 6376 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6377 "Core android package being redefined. Skipping."); 6378 } 6379 6380 // Set up information for our fall-back user intent resolution activity. 6381 mPlatformPackage = pkg; 6382 pkg.mVersionCode = mSdkVersion; 6383 mAndroidApplication = pkg.applicationInfo; 6384 6385 if (!mResolverReplaced) { 6386 mResolveActivity.applicationInfo = mAndroidApplication; 6387 mResolveActivity.name = ResolverActivity.class.getName(); 6388 mResolveActivity.packageName = mAndroidApplication.packageName; 6389 mResolveActivity.processName = "system:ui"; 6390 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6391 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6392 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6393 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6394 mResolveActivity.exported = true; 6395 mResolveActivity.enabled = true; 6396 mResolveInfo.activityInfo = mResolveActivity; 6397 mResolveInfo.priority = 0; 6398 mResolveInfo.preferredOrder = 0; 6399 mResolveInfo.match = 0; 6400 mResolveComponentName = new ComponentName( 6401 mAndroidApplication.packageName, mResolveActivity.name); 6402 } 6403 } 6404 } 6405 6406 if (DEBUG_PACKAGE_SCANNING) { 6407 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6408 Log.d(TAG, "Scanning package " + pkg.packageName); 6409 } 6410 6411 if (mPackages.containsKey(pkg.packageName) 6412 || mSharedLibraries.containsKey(pkg.packageName)) { 6413 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6414 "Application package " + pkg.packageName 6415 + " already installed. Skipping duplicate."); 6416 } 6417 6418 // If we're only installing presumed-existing packages, require that the 6419 // scanned APK is both already known and at the path previously established 6420 // for it. Previously unknown packages we pick up normally, but if we have an 6421 // a priori expectation about this package's install presence, enforce it. 6422 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6423 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6424 if (known != null) { 6425 if (DEBUG_PACKAGE_SCANNING) { 6426 Log.d(TAG, "Examining " + pkg.codePath 6427 + " and requiring known paths " + known.codePathString 6428 + " & " + known.resourcePathString); 6429 } 6430 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6431 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6432 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6433 "Application package " + pkg.packageName 6434 + " found at " + pkg.applicationInfo.getCodePath() 6435 + " but expected at " + known.codePathString + "; ignoring."); 6436 } 6437 } 6438 } 6439 6440 // Initialize package source and resource directories 6441 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6442 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6443 6444 SharedUserSetting suid = null; 6445 PackageSetting pkgSetting = null; 6446 6447 if (!isSystemApp(pkg)) { 6448 // Only system apps can use these features. 6449 pkg.mOriginalPackages = null; 6450 pkg.mRealPackage = null; 6451 pkg.mAdoptPermissions = null; 6452 } 6453 6454 // writer 6455 synchronized (mPackages) { 6456 if (pkg.mSharedUserId != null) { 6457 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6458 if (suid == null) { 6459 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6460 "Creating application package " + pkg.packageName 6461 + " for shared user failed"); 6462 } 6463 if (DEBUG_PACKAGE_SCANNING) { 6464 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6465 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6466 + "): packages=" + suid.packages); 6467 } 6468 } 6469 6470 // Check if we are renaming from an original package name. 6471 PackageSetting origPackage = null; 6472 String realName = null; 6473 if (pkg.mOriginalPackages != null) { 6474 // This package may need to be renamed to a previously 6475 // installed name. Let's check on that... 6476 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6477 if (pkg.mOriginalPackages.contains(renamed)) { 6478 // This package had originally been installed as the 6479 // original name, and we have already taken care of 6480 // transitioning to the new one. Just update the new 6481 // one to continue using the old name. 6482 realName = pkg.mRealPackage; 6483 if (!pkg.packageName.equals(renamed)) { 6484 // Callers into this function may have already taken 6485 // care of renaming the package; only do it here if 6486 // it is not already done. 6487 pkg.setPackageName(renamed); 6488 } 6489 6490 } else { 6491 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6492 if ((origPackage = mSettings.peekPackageLPr( 6493 pkg.mOriginalPackages.get(i))) != null) { 6494 // We do have the package already installed under its 6495 // original name... should we use it? 6496 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6497 // New package is not compatible with original. 6498 origPackage = null; 6499 continue; 6500 } else if (origPackage.sharedUser != null) { 6501 // Make sure uid is compatible between packages. 6502 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6503 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6504 + " to " + pkg.packageName + ": old uid " 6505 + origPackage.sharedUser.name 6506 + " differs from " + pkg.mSharedUserId); 6507 origPackage = null; 6508 continue; 6509 } 6510 } else { 6511 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6512 + pkg.packageName + " to old name " + origPackage.name); 6513 } 6514 break; 6515 } 6516 } 6517 } 6518 } 6519 6520 if (mTransferedPackages.contains(pkg.packageName)) { 6521 Slog.w(TAG, "Package " + pkg.packageName 6522 + " was transferred to another, but its .apk remains"); 6523 } 6524 6525 // Just create the setting, don't add it yet. For already existing packages 6526 // the PkgSetting exists already and doesn't have to be created. 6527 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6528 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6529 pkg.applicationInfo.primaryCpuAbi, 6530 pkg.applicationInfo.secondaryCpuAbi, 6531 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6532 user, false); 6533 if (pkgSetting == null) { 6534 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6535 "Creating application package " + pkg.packageName + " failed"); 6536 } 6537 6538 if (pkgSetting.origPackage != null) { 6539 // If we are first transitioning from an original package, 6540 // fix up the new package's name now. We need to do this after 6541 // looking up the package under its new name, so getPackageLP 6542 // can take care of fiddling things correctly. 6543 pkg.setPackageName(origPackage.name); 6544 6545 // File a report about this. 6546 String msg = "New package " + pkgSetting.realName 6547 + " renamed to replace old package " + pkgSetting.name; 6548 reportSettingsProblem(Log.WARN, msg); 6549 6550 // Make a note of it. 6551 mTransferedPackages.add(origPackage.name); 6552 6553 // No longer need to retain this. 6554 pkgSetting.origPackage = null; 6555 } 6556 6557 if (realName != null) { 6558 // Make a note of it. 6559 mTransferedPackages.add(pkg.packageName); 6560 } 6561 6562 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6563 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6564 } 6565 6566 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6567 // Check all shared libraries and map to their actual file path. 6568 // We only do this here for apps not on a system dir, because those 6569 // are the only ones that can fail an install due to this. We 6570 // will take care of the system apps by updating all of their 6571 // library paths after the scan is done. 6572 updateSharedLibrariesLPw(pkg, null); 6573 } 6574 6575 if (mFoundPolicyFile) { 6576 SELinuxMMAC.assignSeinfoValue(pkg); 6577 } 6578 6579 pkg.applicationInfo.uid = pkgSetting.appId; 6580 pkg.mExtras = pkgSetting; 6581 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6582 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6583 // We just determined the app is signed correctly, so bring 6584 // over the latest parsed certs. 6585 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6586 } else { 6587 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6588 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6589 "Package " + pkg.packageName + " upgrade keys do not match the " 6590 + "previously installed version"); 6591 } else { 6592 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6593 String msg = "System package " + pkg.packageName 6594 + " signature changed; retaining data."; 6595 reportSettingsProblem(Log.WARN, msg); 6596 } 6597 } 6598 } else { 6599 try { 6600 verifySignaturesLP(pkgSetting, pkg); 6601 // We just determined the app is signed correctly, so bring 6602 // over the latest parsed certs. 6603 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6604 } catch (PackageManagerException e) { 6605 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6606 throw e; 6607 } 6608 // The signature has changed, but this package is in the system 6609 // image... let's recover! 6610 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6611 // However... if this package is part of a shared user, but it 6612 // doesn't match the signature of the shared user, let's fail. 6613 // What this means is that you can't change the signatures 6614 // associated with an overall shared user, which doesn't seem all 6615 // that unreasonable. 6616 if (pkgSetting.sharedUser != null) { 6617 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6618 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6619 throw new PackageManagerException( 6620 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6621 "Signature mismatch for shared user : " 6622 + pkgSetting.sharedUser); 6623 } 6624 } 6625 // File a report about this. 6626 String msg = "System package " + pkg.packageName 6627 + " signature changed; retaining data."; 6628 reportSettingsProblem(Log.WARN, msg); 6629 } 6630 } 6631 // Verify that this new package doesn't have any content providers 6632 // that conflict with existing packages. Only do this if the 6633 // package isn't already installed, since we don't want to break 6634 // things that are installed. 6635 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6636 final int N = pkg.providers.size(); 6637 int i; 6638 for (i=0; i<N; i++) { 6639 PackageParser.Provider p = pkg.providers.get(i); 6640 if (p.info.authority != null) { 6641 String names[] = p.info.authority.split(";"); 6642 for (int j = 0; j < names.length; j++) { 6643 if (mProvidersByAuthority.containsKey(names[j])) { 6644 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6645 final String otherPackageName = 6646 ((other != null && other.getComponentName() != null) ? 6647 other.getComponentName().getPackageName() : "?"); 6648 throw new PackageManagerException( 6649 INSTALL_FAILED_CONFLICTING_PROVIDER, 6650 "Can't install because provider name " + names[j] 6651 + " (in package " + pkg.applicationInfo.packageName 6652 + ") is already used by " + otherPackageName); 6653 } 6654 } 6655 } 6656 } 6657 } 6658 6659 if (pkg.mAdoptPermissions != null) { 6660 // This package wants to adopt ownership of permissions from 6661 // another package. 6662 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6663 final String origName = pkg.mAdoptPermissions.get(i); 6664 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6665 if (orig != null) { 6666 if (verifyPackageUpdateLPr(orig, pkg)) { 6667 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6668 + pkg.packageName); 6669 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6670 } 6671 } 6672 } 6673 } 6674 } 6675 6676 final String pkgName = pkg.packageName; 6677 6678 final long scanFileTime = scanFile.lastModified(); 6679 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6680 pkg.applicationInfo.processName = fixProcessName( 6681 pkg.applicationInfo.packageName, 6682 pkg.applicationInfo.processName, 6683 pkg.applicationInfo.uid); 6684 6685 File dataPath; 6686 if (mPlatformPackage == pkg) { 6687 // The system package is special. 6688 dataPath = new File(Environment.getDataDirectory(), "system"); 6689 6690 pkg.applicationInfo.dataDir = dataPath.getPath(); 6691 6692 } else { 6693 // This is a normal package, need to make its data directory. 6694 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6695 UserHandle.USER_OWNER, pkg.packageName); 6696 6697 boolean uidError = false; 6698 if (dataPath.exists()) { 6699 int currentUid = 0; 6700 try { 6701 StructStat stat = Os.stat(dataPath.getPath()); 6702 currentUid = stat.st_uid; 6703 } catch (ErrnoException e) { 6704 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6705 } 6706 6707 // If we have mismatched owners for the data path, we have a problem. 6708 if (currentUid != pkg.applicationInfo.uid) { 6709 boolean recovered = false; 6710 if (currentUid == 0) { 6711 // The directory somehow became owned by root. Wow. 6712 // This is probably because the system was stopped while 6713 // installd was in the middle of messing with its libs 6714 // directory. Ask installd to fix that. 6715 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6716 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6717 if (ret >= 0) { 6718 recovered = true; 6719 String msg = "Package " + pkg.packageName 6720 + " unexpectedly changed to uid 0; recovered to " + 6721 + pkg.applicationInfo.uid; 6722 reportSettingsProblem(Log.WARN, msg); 6723 } 6724 } 6725 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6726 || (scanFlags&SCAN_BOOTING) != 0)) { 6727 // If this is a system app, we can at least delete its 6728 // current data so the application will still work. 6729 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6730 if (ret >= 0) { 6731 // TODO: Kill the processes first 6732 // Old data gone! 6733 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6734 ? "System package " : "Third party package "; 6735 String msg = prefix + pkg.packageName 6736 + " has changed from uid: " 6737 + currentUid + " to " 6738 + pkg.applicationInfo.uid + "; old data erased"; 6739 reportSettingsProblem(Log.WARN, msg); 6740 recovered = true; 6741 6742 // And now re-install the app. 6743 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6744 pkg.applicationInfo.seinfo); 6745 if (ret == -1) { 6746 // Ack should not happen! 6747 msg = prefix + pkg.packageName 6748 + " could not have data directory re-created after delete."; 6749 reportSettingsProblem(Log.WARN, msg); 6750 throw new PackageManagerException( 6751 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6752 } 6753 } 6754 if (!recovered) { 6755 mHasSystemUidErrors = true; 6756 } 6757 } else if (!recovered) { 6758 // If we allow this install to proceed, we will be broken. 6759 // Abort, abort! 6760 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6761 "scanPackageLI"); 6762 } 6763 if (!recovered) { 6764 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6765 + pkg.applicationInfo.uid + "/fs_" 6766 + currentUid; 6767 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6768 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6769 String msg = "Package " + pkg.packageName 6770 + " has mismatched uid: " 6771 + currentUid + " on disk, " 6772 + pkg.applicationInfo.uid + " in settings"; 6773 // writer 6774 synchronized (mPackages) { 6775 mSettings.mReadMessages.append(msg); 6776 mSettings.mReadMessages.append('\n'); 6777 uidError = true; 6778 if (!pkgSetting.uidError) { 6779 reportSettingsProblem(Log.ERROR, msg); 6780 } 6781 } 6782 } 6783 } 6784 pkg.applicationInfo.dataDir = dataPath.getPath(); 6785 if (mShouldRestoreconData) { 6786 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6787 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6788 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6789 } 6790 } else { 6791 if (DEBUG_PACKAGE_SCANNING) { 6792 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6793 Log.v(TAG, "Want this data dir: " + dataPath); 6794 } 6795 //invoke installer to do the actual installation 6796 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6797 pkg.applicationInfo.seinfo); 6798 if (ret < 0) { 6799 // Error from installer 6800 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6801 "Unable to create data dirs [errorCode=" + ret + "]"); 6802 } 6803 6804 if (dataPath.exists()) { 6805 pkg.applicationInfo.dataDir = dataPath.getPath(); 6806 } else { 6807 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6808 pkg.applicationInfo.dataDir = null; 6809 } 6810 } 6811 6812 pkgSetting.uidError = uidError; 6813 } 6814 6815 final String path = scanFile.getPath(); 6816 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6817 6818 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6819 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6820 6821 // Some system apps still use directory structure for native libraries 6822 // in which case we might end up not detecting abi solely based on apk 6823 // structure. Try to detect abi based on directory structure. 6824 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6825 pkg.applicationInfo.primaryCpuAbi == null) { 6826 setBundledAppAbisAndRoots(pkg, pkgSetting); 6827 setNativeLibraryPaths(pkg); 6828 } 6829 6830 } else { 6831 if ((scanFlags & SCAN_MOVE) != 0) { 6832 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6833 // but we already have this packages package info in the PackageSetting. We just 6834 // use that and derive the native library path based on the new codepath. 6835 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6836 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6837 } 6838 6839 // Set native library paths again. For moves, the path will be updated based on the 6840 // ABIs we've determined above. For non-moves, the path will be updated based on the 6841 // ABIs we determined during compilation, but the path will depend on the final 6842 // package path (after the rename away from the stage path). 6843 setNativeLibraryPaths(pkg); 6844 } 6845 6846 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6847 final int[] userIds = sUserManager.getUserIds(); 6848 synchronized (mInstallLock) { 6849 // Make sure all user data directories are ready to roll; we're okay 6850 // if they already exist 6851 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6852 for (int userId : userIds) { 6853 if (userId != 0) { 6854 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6855 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6856 pkg.applicationInfo.seinfo); 6857 } 6858 } 6859 } 6860 6861 // Create a native library symlink only if we have native libraries 6862 // and if the native libraries are 32 bit libraries. We do not provide 6863 // this symlink for 64 bit libraries. 6864 if (pkg.applicationInfo.primaryCpuAbi != null && 6865 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6866 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6867 for (int userId : userIds) { 6868 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6869 nativeLibPath, userId) < 0) { 6870 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6871 "Failed linking native library dir (user=" + userId + ")"); 6872 } 6873 } 6874 } 6875 } 6876 6877 // This is a special case for the "system" package, where the ABI is 6878 // dictated by the zygote configuration (and init.rc). We should keep track 6879 // of this ABI so that we can deal with "normal" applications that run under 6880 // the same UID correctly. 6881 if (mPlatformPackage == pkg) { 6882 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6883 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6884 } 6885 6886 // If there's a mismatch between the abi-override in the package setting 6887 // and the abiOverride specified for the install. Warn about this because we 6888 // would've already compiled the app without taking the package setting into 6889 // account. 6890 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6891 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6892 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6893 " for package: " + pkg.packageName); 6894 } 6895 } 6896 6897 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6898 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6899 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6900 6901 // Copy the derived override back to the parsed package, so that we can 6902 // update the package settings accordingly. 6903 pkg.cpuAbiOverride = cpuAbiOverride; 6904 6905 if (DEBUG_ABI_SELECTION) { 6906 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6907 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6908 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6909 } 6910 6911 // Push the derived path down into PackageSettings so we know what to 6912 // clean up at uninstall time. 6913 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6914 6915 if (DEBUG_ABI_SELECTION) { 6916 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6917 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6918 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6919 } 6920 6921 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6922 // We don't do this here during boot because we can do it all 6923 // at once after scanning all existing packages. 6924 // 6925 // We also do this *before* we perform dexopt on this package, so that 6926 // we can avoid redundant dexopts, and also to make sure we've got the 6927 // code and package path correct. 6928 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6929 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6930 } 6931 6932 if ((scanFlags & SCAN_NO_DEX) == 0) { 6933 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6934 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6935 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6936 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6937 } 6938 } 6939 if (mFactoryTest && pkg.requestedPermissions.contains( 6940 android.Manifest.permission.FACTORY_TEST)) { 6941 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6942 } 6943 6944 ArrayList<PackageParser.Package> clientLibPkgs = null; 6945 6946 // writer 6947 synchronized (mPackages) { 6948 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6949 // Only system apps can add new shared libraries. 6950 if (pkg.libraryNames != null) { 6951 for (int i=0; i<pkg.libraryNames.size(); i++) { 6952 String name = pkg.libraryNames.get(i); 6953 boolean allowed = false; 6954 if (pkg.isUpdatedSystemApp()) { 6955 // New library entries can only be added through the 6956 // system image. This is important to get rid of a lot 6957 // of nasty edge cases: for example if we allowed a non- 6958 // system update of the app to add a library, then uninstalling 6959 // the update would make the library go away, and assumptions 6960 // we made such as through app install filtering would now 6961 // have allowed apps on the device which aren't compatible 6962 // with it. Better to just have the restriction here, be 6963 // conservative, and create many fewer cases that can negatively 6964 // impact the user experience. 6965 final PackageSetting sysPs = mSettings 6966 .getDisabledSystemPkgLPr(pkg.packageName); 6967 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6968 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6969 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6970 allowed = true; 6971 allowed = true; 6972 break; 6973 } 6974 } 6975 } 6976 } else { 6977 allowed = true; 6978 } 6979 if (allowed) { 6980 if (!mSharedLibraries.containsKey(name)) { 6981 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6982 } else if (!name.equals(pkg.packageName)) { 6983 Slog.w(TAG, "Package " + pkg.packageName + " library " 6984 + name + " already exists; skipping"); 6985 } 6986 } else { 6987 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6988 + name + " that is not declared on system image; skipping"); 6989 } 6990 } 6991 if ((scanFlags&SCAN_BOOTING) == 0) { 6992 // If we are not booting, we need to update any applications 6993 // that are clients of our shared library. If we are booting, 6994 // this will all be done once the scan is complete. 6995 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6996 } 6997 } 6998 } 6999 } 7000 7001 // We also need to dexopt any apps that are dependent on this library. Note that 7002 // if these fail, we should abort the install since installing the library will 7003 // result in some apps being broken. 7004 if (clientLibPkgs != null) { 7005 if ((scanFlags & SCAN_NO_DEX) == 0) { 7006 for (int i = 0; i < clientLibPkgs.size(); i++) { 7007 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7008 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7009 null /* instruction sets */, forceDex, 7010 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7011 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7012 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7013 "scanPackageLI failed to dexopt clientLibPkgs"); 7014 } 7015 } 7016 } 7017 } 7018 7019 // Also need to kill any apps that are dependent on the library. 7020 if (clientLibPkgs != null) { 7021 for (int i=0; i<clientLibPkgs.size(); i++) { 7022 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7023 killApplication(clientPkg.applicationInfo.packageName, 7024 clientPkg.applicationInfo.uid, "update lib"); 7025 } 7026 } 7027 7028 // Make sure we're not adding any bogus keyset info 7029 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7030 ksms.assertScannedPackageValid(pkg); 7031 7032 // writer 7033 synchronized (mPackages) { 7034 // We don't expect installation to fail beyond this point 7035 7036 // Add the new setting to mSettings 7037 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7038 // Add the new setting to mPackages 7039 mPackages.put(pkg.applicationInfo.packageName, pkg); 7040 // Make sure we don't accidentally delete its data. 7041 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7042 while (iter.hasNext()) { 7043 PackageCleanItem item = iter.next(); 7044 if (pkgName.equals(item.packageName)) { 7045 iter.remove(); 7046 } 7047 } 7048 7049 // Take care of first install / last update times. 7050 if (currentTime != 0) { 7051 if (pkgSetting.firstInstallTime == 0) { 7052 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7053 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7054 pkgSetting.lastUpdateTime = currentTime; 7055 } 7056 } else if (pkgSetting.firstInstallTime == 0) { 7057 // We need *something*. Take time time stamp of the file. 7058 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7059 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7060 if (scanFileTime != pkgSetting.timeStamp) { 7061 // A package on the system image has changed; consider this 7062 // to be an update. 7063 pkgSetting.lastUpdateTime = scanFileTime; 7064 } 7065 } 7066 7067 // Add the package's KeySets to the global KeySetManagerService 7068 ksms.addScannedPackageLPw(pkg); 7069 7070 int N = pkg.providers.size(); 7071 StringBuilder r = null; 7072 int i; 7073 for (i=0; i<N; i++) { 7074 PackageParser.Provider p = pkg.providers.get(i); 7075 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7076 p.info.processName, pkg.applicationInfo.uid); 7077 mProviders.addProvider(p); 7078 p.syncable = p.info.isSyncable; 7079 if (p.info.authority != null) { 7080 String names[] = p.info.authority.split(";"); 7081 p.info.authority = null; 7082 for (int j = 0; j < names.length; j++) { 7083 if (j == 1 && p.syncable) { 7084 // We only want the first authority for a provider to possibly be 7085 // syncable, so if we already added this provider using a different 7086 // authority clear the syncable flag. We copy the provider before 7087 // changing it because the mProviders object contains a reference 7088 // to a provider that we don't want to change. 7089 // Only do this for the second authority since the resulting provider 7090 // object can be the same for all future authorities for this provider. 7091 p = new PackageParser.Provider(p); 7092 p.syncable = false; 7093 } 7094 if (!mProvidersByAuthority.containsKey(names[j])) { 7095 mProvidersByAuthority.put(names[j], p); 7096 if (p.info.authority == null) { 7097 p.info.authority = names[j]; 7098 } else { 7099 p.info.authority = p.info.authority + ";" + names[j]; 7100 } 7101 if (DEBUG_PACKAGE_SCANNING) { 7102 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7103 Log.d(TAG, "Registered content provider: " + names[j] 7104 + ", className = " + p.info.name + ", isSyncable = " 7105 + p.info.isSyncable); 7106 } 7107 } else { 7108 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7109 Slog.w(TAG, "Skipping provider name " + names[j] + 7110 " (in package " + pkg.applicationInfo.packageName + 7111 "): name already used by " 7112 + ((other != null && other.getComponentName() != null) 7113 ? other.getComponentName().getPackageName() : "?")); 7114 } 7115 } 7116 } 7117 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7118 if (r == null) { 7119 r = new StringBuilder(256); 7120 } else { 7121 r.append(' '); 7122 } 7123 r.append(p.info.name); 7124 } 7125 } 7126 if (r != null) { 7127 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7128 } 7129 7130 N = pkg.services.size(); 7131 r = null; 7132 for (i=0; i<N; i++) { 7133 PackageParser.Service s = pkg.services.get(i); 7134 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7135 s.info.processName, pkg.applicationInfo.uid); 7136 mServices.addService(s); 7137 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7138 if (r == null) { 7139 r = new StringBuilder(256); 7140 } else { 7141 r.append(' '); 7142 } 7143 r.append(s.info.name); 7144 } 7145 } 7146 if (r != null) { 7147 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7148 } 7149 7150 N = pkg.receivers.size(); 7151 r = null; 7152 for (i=0; i<N; i++) { 7153 PackageParser.Activity a = pkg.receivers.get(i); 7154 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7155 a.info.processName, pkg.applicationInfo.uid); 7156 mReceivers.addActivity(a, "receiver"); 7157 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7158 if (r == null) { 7159 r = new StringBuilder(256); 7160 } else { 7161 r.append(' '); 7162 } 7163 r.append(a.info.name); 7164 } 7165 } 7166 if (r != null) { 7167 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7168 } 7169 7170 N = pkg.activities.size(); 7171 r = null; 7172 for (i=0; i<N; i++) { 7173 PackageParser.Activity a = pkg.activities.get(i); 7174 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7175 a.info.processName, pkg.applicationInfo.uid); 7176 mActivities.addActivity(a, "activity"); 7177 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7178 if (r == null) { 7179 r = new StringBuilder(256); 7180 } else { 7181 r.append(' '); 7182 } 7183 r.append(a.info.name); 7184 } 7185 } 7186 if (r != null) { 7187 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7188 } 7189 7190 N = pkg.permissionGroups.size(); 7191 r = null; 7192 for (i=0; i<N; i++) { 7193 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7194 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7195 if (cur == null) { 7196 mPermissionGroups.put(pg.info.name, pg); 7197 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7198 if (r == null) { 7199 r = new StringBuilder(256); 7200 } else { 7201 r.append(' '); 7202 } 7203 r.append(pg.info.name); 7204 } 7205 } else { 7206 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7207 + pg.info.packageName + " ignored: original from " 7208 + cur.info.packageName); 7209 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7210 if (r == null) { 7211 r = new StringBuilder(256); 7212 } else { 7213 r.append(' '); 7214 } 7215 r.append("DUP:"); 7216 r.append(pg.info.name); 7217 } 7218 } 7219 } 7220 if (r != null) { 7221 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7222 } 7223 7224 N = pkg.permissions.size(); 7225 r = null; 7226 for (i=0; i<N; i++) { 7227 PackageParser.Permission p = pkg.permissions.get(i); 7228 7229 // Now that permission groups have a special meaning, we ignore permission 7230 // groups for legacy apps to prevent unexpected behavior. In particular, 7231 // permissions for one app being granted to someone just becuase they happen 7232 // to be in a group defined by another app (before this had no implications). 7233 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7234 p.group = mPermissionGroups.get(p.info.group); 7235 // Warn for a permission in an unknown group. 7236 if (p.info.group != null && p.group == null) { 7237 Slog.w(TAG, "Permission " + p.info.name + " from package " 7238 + p.info.packageName + " in an unknown group " + p.info.group); 7239 } 7240 } 7241 7242 ArrayMap<String, BasePermission> permissionMap = 7243 p.tree ? mSettings.mPermissionTrees 7244 : mSettings.mPermissions; 7245 BasePermission bp = permissionMap.get(p.info.name); 7246 7247 // Allow system apps to redefine non-system permissions 7248 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7249 final boolean currentOwnerIsSystem = (bp.perm != null 7250 && isSystemApp(bp.perm.owner)); 7251 if (isSystemApp(p.owner)) { 7252 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7253 // It's a built-in permission and no owner, take ownership now 7254 bp.packageSetting = pkgSetting; 7255 bp.perm = p; 7256 bp.uid = pkg.applicationInfo.uid; 7257 bp.sourcePackage = p.info.packageName; 7258 } else if (!currentOwnerIsSystem) { 7259 String msg = "New decl " + p.owner + " of permission " 7260 + p.info.name + " is system; overriding " + bp.sourcePackage; 7261 reportSettingsProblem(Log.WARN, msg); 7262 bp = null; 7263 } 7264 } 7265 } 7266 7267 if (bp == null) { 7268 bp = new BasePermission(p.info.name, p.info.packageName, 7269 BasePermission.TYPE_NORMAL); 7270 permissionMap.put(p.info.name, bp); 7271 } 7272 7273 if (bp.perm == null) { 7274 if (bp.sourcePackage == null 7275 || bp.sourcePackage.equals(p.info.packageName)) { 7276 BasePermission tree = findPermissionTreeLP(p.info.name); 7277 if (tree == null 7278 || tree.sourcePackage.equals(p.info.packageName)) { 7279 bp.packageSetting = pkgSetting; 7280 bp.perm = p; 7281 bp.uid = pkg.applicationInfo.uid; 7282 bp.sourcePackage = p.info.packageName; 7283 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7284 if (r == null) { 7285 r = new StringBuilder(256); 7286 } else { 7287 r.append(' '); 7288 } 7289 r.append(p.info.name); 7290 } 7291 } else { 7292 Slog.w(TAG, "Permission " + p.info.name + " from package " 7293 + p.info.packageName + " ignored: base tree " 7294 + tree.name + " is from package " 7295 + tree.sourcePackage); 7296 } 7297 } else { 7298 Slog.w(TAG, "Permission " + p.info.name + " from package " 7299 + p.info.packageName + " ignored: original from " 7300 + bp.sourcePackage); 7301 } 7302 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7303 if (r == null) { 7304 r = new StringBuilder(256); 7305 } else { 7306 r.append(' '); 7307 } 7308 r.append("DUP:"); 7309 r.append(p.info.name); 7310 } 7311 if (bp.perm == p) { 7312 bp.protectionLevel = p.info.protectionLevel; 7313 } 7314 } 7315 7316 if (r != null) { 7317 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7318 } 7319 7320 N = pkg.instrumentation.size(); 7321 r = null; 7322 for (i=0; i<N; i++) { 7323 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7324 a.info.packageName = pkg.applicationInfo.packageName; 7325 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7326 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7327 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7328 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7329 a.info.dataDir = pkg.applicationInfo.dataDir; 7330 7331 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7332 // need other information about the application, like the ABI and what not ? 7333 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7334 mInstrumentation.put(a.getComponentName(), a); 7335 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7336 if (r == null) { 7337 r = new StringBuilder(256); 7338 } else { 7339 r.append(' '); 7340 } 7341 r.append(a.info.name); 7342 } 7343 } 7344 if (r != null) { 7345 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7346 } 7347 7348 if (pkg.protectedBroadcasts != null) { 7349 N = pkg.protectedBroadcasts.size(); 7350 for (i=0; i<N; i++) { 7351 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7352 } 7353 } 7354 7355 pkgSetting.setTimeStamp(scanFileTime); 7356 7357 // Create idmap files for pairs of (packages, overlay packages). 7358 // Note: "android", ie framework-res.apk, is handled by native layers. 7359 if (pkg.mOverlayTarget != null) { 7360 // This is an overlay package. 7361 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7362 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7363 mOverlays.put(pkg.mOverlayTarget, 7364 new ArrayMap<String, PackageParser.Package>()); 7365 } 7366 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7367 map.put(pkg.packageName, pkg); 7368 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7369 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7370 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7371 "scanPackageLI failed to createIdmap"); 7372 } 7373 } 7374 } else if (mOverlays.containsKey(pkg.packageName) && 7375 !pkg.packageName.equals("android")) { 7376 // This is a regular package, with one or more known overlay packages. 7377 createIdmapsForPackageLI(pkg); 7378 } 7379 } 7380 7381 return pkg; 7382 } 7383 7384 /** 7385 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7386 * is derived purely on the basis of the contents of {@code scanFile} and 7387 * {@code cpuAbiOverride}. 7388 * 7389 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7390 */ 7391 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7392 String cpuAbiOverride, boolean extractLibs) 7393 throws PackageManagerException { 7394 // TODO: We can probably be smarter about this stuff. For installed apps, 7395 // we can calculate this information at install time once and for all. For 7396 // system apps, we can probably assume that this information doesn't change 7397 // after the first boot scan. As things stand, we do lots of unnecessary work. 7398 7399 // Give ourselves some initial paths; we'll come back for another 7400 // pass once we've determined ABI below. 7401 setNativeLibraryPaths(pkg); 7402 7403 // We would never need to extract libs for forward-locked and external packages, 7404 // since the container service will do it for us. We shouldn't attempt to 7405 // extract libs from system app when it was not updated. 7406 if (pkg.isForwardLocked() || isExternal(pkg) || 7407 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7408 extractLibs = false; 7409 } 7410 7411 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7412 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7413 7414 NativeLibraryHelper.Handle handle = null; 7415 try { 7416 handle = NativeLibraryHelper.Handle.create(scanFile); 7417 // TODO(multiArch): This can be null for apps that didn't go through the 7418 // usual installation process. We can calculate it again, like we 7419 // do during install time. 7420 // 7421 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7422 // unnecessary. 7423 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7424 7425 // Null out the abis so that they can be recalculated. 7426 pkg.applicationInfo.primaryCpuAbi = null; 7427 pkg.applicationInfo.secondaryCpuAbi = null; 7428 if (isMultiArch(pkg.applicationInfo)) { 7429 // Warn if we've set an abiOverride for multi-lib packages.. 7430 // By definition, we need to copy both 32 and 64 bit libraries for 7431 // such packages. 7432 if (pkg.cpuAbiOverride != null 7433 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7434 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7435 } 7436 7437 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7438 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7439 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7440 if (extractLibs) { 7441 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7442 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7443 useIsaSpecificSubdirs); 7444 } else { 7445 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7446 } 7447 } 7448 7449 maybeThrowExceptionForMultiArchCopy( 7450 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7451 7452 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7453 if (extractLibs) { 7454 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7455 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7456 useIsaSpecificSubdirs); 7457 } else { 7458 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7459 } 7460 } 7461 7462 maybeThrowExceptionForMultiArchCopy( 7463 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7464 7465 if (abi64 >= 0) { 7466 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7467 } 7468 7469 if (abi32 >= 0) { 7470 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7471 if (abi64 >= 0) { 7472 pkg.applicationInfo.secondaryCpuAbi = abi; 7473 } else { 7474 pkg.applicationInfo.primaryCpuAbi = abi; 7475 } 7476 } 7477 } else { 7478 String[] abiList = (cpuAbiOverride != null) ? 7479 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7480 7481 // Enable gross and lame hacks for apps that are built with old 7482 // SDK tools. We must scan their APKs for renderscript bitcode and 7483 // not launch them if it's present. Don't bother checking on devices 7484 // that don't have 64 bit support. 7485 boolean needsRenderScriptOverride = false; 7486 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7487 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7488 abiList = Build.SUPPORTED_32_BIT_ABIS; 7489 needsRenderScriptOverride = true; 7490 } 7491 7492 final int copyRet; 7493 if (extractLibs) { 7494 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7495 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7496 } else { 7497 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7498 } 7499 7500 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7501 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7502 "Error unpackaging native libs for app, errorCode=" + copyRet); 7503 } 7504 7505 if (copyRet >= 0) { 7506 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7507 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7508 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7509 } else if (needsRenderScriptOverride) { 7510 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7511 } 7512 } 7513 } catch (IOException ioe) { 7514 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7515 } finally { 7516 IoUtils.closeQuietly(handle); 7517 } 7518 7519 // Now that we've calculated the ABIs and determined if it's an internal app, 7520 // we will go ahead and populate the nativeLibraryPath. 7521 setNativeLibraryPaths(pkg); 7522 } 7523 7524 /** 7525 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7526 * i.e, so that all packages can be run inside a single process if required. 7527 * 7528 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7529 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7530 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7531 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7532 * updating a package that belongs to a shared user. 7533 * 7534 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7535 * adds unnecessary complexity. 7536 */ 7537 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7538 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7539 String requiredInstructionSet = null; 7540 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7541 requiredInstructionSet = VMRuntime.getInstructionSet( 7542 scannedPackage.applicationInfo.primaryCpuAbi); 7543 } 7544 7545 PackageSetting requirer = null; 7546 for (PackageSetting ps : packagesForUser) { 7547 // If packagesForUser contains scannedPackage, we skip it. This will happen 7548 // when scannedPackage is an update of an existing package. Without this check, 7549 // we will never be able to change the ABI of any package belonging to a shared 7550 // user, even if it's compatible with other packages. 7551 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7552 if (ps.primaryCpuAbiString == null) { 7553 continue; 7554 } 7555 7556 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7557 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7558 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7559 // this but there's not much we can do. 7560 String errorMessage = "Instruction set mismatch, " 7561 + ((requirer == null) ? "[caller]" : requirer) 7562 + " requires " + requiredInstructionSet + " whereas " + ps 7563 + " requires " + instructionSet; 7564 Slog.w(TAG, errorMessage); 7565 } 7566 7567 if (requiredInstructionSet == null) { 7568 requiredInstructionSet = instructionSet; 7569 requirer = ps; 7570 } 7571 } 7572 } 7573 7574 if (requiredInstructionSet != null) { 7575 String adjustedAbi; 7576 if (requirer != null) { 7577 // requirer != null implies that either scannedPackage was null or that scannedPackage 7578 // did not require an ABI, in which case we have to adjust scannedPackage to match 7579 // the ABI of the set (which is the same as requirer's ABI) 7580 adjustedAbi = requirer.primaryCpuAbiString; 7581 if (scannedPackage != null) { 7582 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7583 } 7584 } else { 7585 // requirer == null implies that we're updating all ABIs in the set to 7586 // match scannedPackage. 7587 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7588 } 7589 7590 for (PackageSetting ps : packagesForUser) { 7591 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7592 if (ps.primaryCpuAbiString != null) { 7593 continue; 7594 } 7595 7596 ps.primaryCpuAbiString = adjustedAbi; 7597 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7598 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7599 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7600 7601 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7602 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7603 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7604 ps.primaryCpuAbiString = null; 7605 ps.pkg.applicationInfo.primaryCpuAbi = null; 7606 return; 7607 } else { 7608 mInstaller.rmdex(ps.codePathString, 7609 getDexCodeInstructionSet(getPreferredInstructionSet())); 7610 } 7611 } 7612 } 7613 } 7614 } 7615 } 7616 7617 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7618 synchronized (mPackages) { 7619 mResolverReplaced = true; 7620 // Set up information for custom user intent resolution activity. 7621 mResolveActivity.applicationInfo = pkg.applicationInfo; 7622 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7623 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7624 mResolveActivity.processName = pkg.applicationInfo.packageName; 7625 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7626 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7627 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7628 mResolveActivity.theme = 0; 7629 mResolveActivity.exported = true; 7630 mResolveActivity.enabled = true; 7631 mResolveInfo.activityInfo = mResolveActivity; 7632 mResolveInfo.priority = 0; 7633 mResolveInfo.preferredOrder = 0; 7634 mResolveInfo.match = 0; 7635 mResolveComponentName = mCustomResolverComponentName; 7636 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7637 mResolveComponentName); 7638 } 7639 } 7640 7641 private static String calculateBundledApkRoot(final String codePathString) { 7642 final File codePath = new File(codePathString); 7643 final File codeRoot; 7644 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7645 codeRoot = Environment.getRootDirectory(); 7646 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7647 codeRoot = Environment.getOemDirectory(); 7648 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7649 codeRoot = Environment.getVendorDirectory(); 7650 } else { 7651 // Unrecognized code path; take its top real segment as the apk root: 7652 // e.g. /something/app/blah.apk => /something 7653 try { 7654 File f = codePath.getCanonicalFile(); 7655 File parent = f.getParentFile(); // non-null because codePath is a file 7656 File tmp; 7657 while ((tmp = parent.getParentFile()) != null) { 7658 f = parent; 7659 parent = tmp; 7660 } 7661 codeRoot = f; 7662 Slog.w(TAG, "Unrecognized code path " 7663 + codePath + " - using " + codeRoot); 7664 } catch (IOException e) { 7665 // Can't canonicalize the code path -- shenanigans? 7666 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7667 return Environment.getRootDirectory().getPath(); 7668 } 7669 } 7670 return codeRoot.getPath(); 7671 } 7672 7673 /** 7674 * Derive and set the location of native libraries for the given package, 7675 * which varies depending on where and how the package was installed. 7676 */ 7677 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7678 final ApplicationInfo info = pkg.applicationInfo; 7679 final String codePath = pkg.codePath; 7680 final File codeFile = new File(codePath); 7681 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7682 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7683 7684 info.nativeLibraryRootDir = null; 7685 info.nativeLibraryRootRequiresIsa = false; 7686 info.nativeLibraryDir = null; 7687 info.secondaryNativeLibraryDir = null; 7688 7689 if (isApkFile(codeFile)) { 7690 // Monolithic install 7691 if (bundledApp) { 7692 // If "/system/lib64/apkname" exists, assume that is the per-package 7693 // native library directory to use; otherwise use "/system/lib/apkname". 7694 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7695 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7696 getPrimaryInstructionSet(info)); 7697 7698 // This is a bundled system app so choose the path based on the ABI. 7699 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7700 // is just the default path. 7701 final String apkName = deriveCodePathName(codePath); 7702 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7703 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7704 apkName).getAbsolutePath(); 7705 7706 if (info.secondaryCpuAbi != null) { 7707 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7708 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7709 secondaryLibDir, apkName).getAbsolutePath(); 7710 } 7711 } else if (asecApp) { 7712 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7713 .getAbsolutePath(); 7714 } else { 7715 final String apkName = deriveCodePathName(codePath); 7716 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7717 .getAbsolutePath(); 7718 } 7719 7720 info.nativeLibraryRootRequiresIsa = false; 7721 info.nativeLibraryDir = info.nativeLibraryRootDir; 7722 } else { 7723 // Cluster install 7724 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7725 info.nativeLibraryRootRequiresIsa = true; 7726 7727 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7728 getPrimaryInstructionSet(info)).getAbsolutePath(); 7729 7730 if (info.secondaryCpuAbi != null) { 7731 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7732 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7733 } 7734 } 7735 } 7736 7737 /** 7738 * Calculate the abis and roots for a bundled app. These can uniquely 7739 * be determined from the contents of the system partition, i.e whether 7740 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7741 * of this information, and instead assume that the system was built 7742 * sensibly. 7743 */ 7744 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7745 PackageSetting pkgSetting) { 7746 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7747 7748 // If "/system/lib64/apkname" exists, assume that is the per-package 7749 // native library directory to use; otherwise use "/system/lib/apkname". 7750 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7751 setBundledAppAbi(pkg, apkRoot, apkName); 7752 // pkgSetting might be null during rescan following uninstall of updates 7753 // to a bundled app, so accommodate that possibility. The settings in 7754 // that case will be established later from the parsed package. 7755 // 7756 // If the settings aren't null, sync them up with what we've just derived. 7757 // note that apkRoot isn't stored in the package settings. 7758 if (pkgSetting != null) { 7759 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7760 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7761 } 7762 } 7763 7764 /** 7765 * Deduces the ABI of a bundled app and sets the relevant fields on the 7766 * parsed pkg object. 7767 * 7768 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7769 * under which system libraries are installed. 7770 * @param apkName the name of the installed package. 7771 */ 7772 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7773 final File codeFile = new File(pkg.codePath); 7774 7775 final boolean has64BitLibs; 7776 final boolean has32BitLibs; 7777 if (isApkFile(codeFile)) { 7778 // Monolithic install 7779 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7780 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7781 } else { 7782 // Cluster install 7783 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7784 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7785 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7786 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7787 has64BitLibs = (new File(rootDir, isa)).exists(); 7788 } else { 7789 has64BitLibs = false; 7790 } 7791 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7792 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7793 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7794 has32BitLibs = (new File(rootDir, isa)).exists(); 7795 } else { 7796 has32BitLibs = false; 7797 } 7798 } 7799 7800 if (has64BitLibs && !has32BitLibs) { 7801 // The package has 64 bit libs, but not 32 bit libs. Its primary 7802 // ABI should be 64 bit. We can safely assume here that the bundled 7803 // native libraries correspond to the most preferred ABI in the list. 7804 7805 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7806 pkg.applicationInfo.secondaryCpuAbi = null; 7807 } else if (has32BitLibs && !has64BitLibs) { 7808 // The package has 32 bit libs but not 64 bit libs. Its primary 7809 // ABI should be 32 bit. 7810 7811 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7812 pkg.applicationInfo.secondaryCpuAbi = null; 7813 } else if (has32BitLibs && has64BitLibs) { 7814 // The application has both 64 and 32 bit bundled libraries. We check 7815 // here that the app declares multiArch support, and warn if it doesn't. 7816 // 7817 // We will be lenient here and record both ABIs. The primary will be the 7818 // ABI that's higher on the list, i.e, a device that's configured to prefer 7819 // 64 bit apps will see a 64 bit primary ABI, 7820 7821 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7822 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7823 } 7824 7825 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7826 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7827 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7828 } else { 7829 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7830 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7831 } 7832 } else { 7833 pkg.applicationInfo.primaryCpuAbi = null; 7834 pkg.applicationInfo.secondaryCpuAbi = null; 7835 } 7836 } 7837 7838 private void killApplication(String pkgName, int appId, String reason) { 7839 // Request the ActivityManager to kill the process(only for existing packages) 7840 // so that we do not end up in a confused state while the user is still using the older 7841 // version of the application while the new one gets installed. 7842 IActivityManager am = ActivityManagerNative.getDefault(); 7843 if (am != null) { 7844 try { 7845 am.killApplicationWithAppId(pkgName, appId, reason); 7846 } catch (RemoteException e) { 7847 } 7848 } 7849 } 7850 7851 void removePackageLI(PackageSetting ps, boolean chatty) { 7852 if (DEBUG_INSTALL) { 7853 if (chatty) 7854 Log.d(TAG, "Removing package " + ps.name); 7855 } 7856 7857 // writer 7858 synchronized (mPackages) { 7859 mPackages.remove(ps.name); 7860 final PackageParser.Package pkg = ps.pkg; 7861 if (pkg != null) { 7862 cleanPackageDataStructuresLILPw(pkg, chatty); 7863 } 7864 } 7865 } 7866 7867 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7868 if (DEBUG_INSTALL) { 7869 if (chatty) 7870 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7871 } 7872 7873 // writer 7874 synchronized (mPackages) { 7875 mPackages.remove(pkg.applicationInfo.packageName); 7876 cleanPackageDataStructuresLILPw(pkg, chatty); 7877 } 7878 } 7879 7880 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7881 int N = pkg.providers.size(); 7882 StringBuilder r = null; 7883 int i; 7884 for (i=0; i<N; i++) { 7885 PackageParser.Provider p = pkg.providers.get(i); 7886 mProviders.removeProvider(p); 7887 if (p.info.authority == null) { 7888 7889 /* There was another ContentProvider with this authority when 7890 * this app was installed so this authority is null, 7891 * Ignore it as we don't have to unregister the provider. 7892 */ 7893 continue; 7894 } 7895 String names[] = p.info.authority.split(";"); 7896 for (int j = 0; j < names.length; j++) { 7897 if (mProvidersByAuthority.get(names[j]) == p) { 7898 mProvidersByAuthority.remove(names[j]); 7899 if (DEBUG_REMOVE) { 7900 if (chatty) 7901 Log.d(TAG, "Unregistered content provider: " + names[j] 7902 + ", className = " + p.info.name + ", isSyncable = " 7903 + p.info.isSyncable); 7904 } 7905 } 7906 } 7907 if (DEBUG_REMOVE && chatty) { 7908 if (r == null) { 7909 r = new StringBuilder(256); 7910 } else { 7911 r.append(' '); 7912 } 7913 r.append(p.info.name); 7914 } 7915 } 7916 if (r != null) { 7917 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7918 } 7919 7920 N = pkg.services.size(); 7921 r = null; 7922 for (i=0; i<N; i++) { 7923 PackageParser.Service s = pkg.services.get(i); 7924 mServices.removeService(s); 7925 if (chatty) { 7926 if (r == null) { 7927 r = new StringBuilder(256); 7928 } else { 7929 r.append(' '); 7930 } 7931 r.append(s.info.name); 7932 } 7933 } 7934 if (r != null) { 7935 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7936 } 7937 7938 N = pkg.receivers.size(); 7939 r = null; 7940 for (i=0; i<N; i++) { 7941 PackageParser.Activity a = pkg.receivers.get(i); 7942 mReceivers.removeActivity(a, "receiver"); 7943 if (DEBUG_REMOVE && chatty) { 7944 if (r == null) { 7945 r = new StringBuilder(256); 7946 } else { 7947 r.append(' '); 7948 } 7949 r.append(a.info.name); 7950 } 7951 } 7952 if (r != null) { 7953 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7954 } 7955 7956 N = pkg.activities.size(); 7957 r = null; 7958 for (i=0; i<N; i++) { 7959 PackageParser.Activity a = pkg.activities.get(i); 7960 mActivities.removeActivity(a, "activity"); 7961 if (DEBUG_REMOVE && chatty) { 7962 if (r == null) { 7963 r = new StringBuilder(256); 7964 } else { 7965 r.append(' '); 7966 } 7967 r.append(a.info.name); 7968 } 7969 } 7970 if (r != null) { 7971 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7972 } 7973 7974 N = pkg.permissions.size(); 7975 r = null; 7976 for (i=0; i<N; i++) { 7977 PackageParser.Permission p = pkg.permissions.get(i); 7978 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7979 if (bp == null) { 7980 bp = mSettings.mPermissionTrees.get(p.info.name); 7981 } 7982 if (bp != null && bp.perm == p) { 7983 bp.perm = null; 7984 if (DEBUG_REMOVE && chatty) { 7985 if (r == null) { 7986 r = new StringBuilder(256); 7987 } else { 7988 r.append(' '); 7989 } 7990 r.append(p.info.name); 7991 } 7992 } 7993 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7994 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7995 if (appOpPerms != null) { 7996 appOpPerms.remove(pkg.packageName); 7997 } 7998 } 7999 } 8000 if (r != null) { 8001 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8002 } 8003 8004 N = pkg.requestedPermissions.size(); 8005 r = null; 8006 for (i=0; i<N; i++) { 8007 String perm = pkg.requestedPermissions.get(i); 8008 BasePermission bp = mSettings.mPermissions.get(perm); 8009 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8010 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8011 if (appOpPerms != null) { 8012 appOpPerms.remove(pkg.packageName); 8013 if (appOpPerms.isEmpty()) { 8014 mAppOpPermissionPackages.remove(perm); 8015 } 8016 } 8017 } 8018 } 8019 if (r != null) { 8020 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8021 } 8022 8023 N = pkg.instrumentation.size(); 8024 r = null; 8025 for (i=0; i<N; i++) { 8026 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8027 mInstrumentation.remove(a.getComponentName()); 8028 if (DEBUG_REMOVE && chatty) { 8029 if (r == null) { 8030 r = new StringBuilder(256); 8031 } else { 8032 r.append(' '); 8033 } 8034 r.append(a.info.name); 8035 } 8036 } 8037 if (r != null) { 8038 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8039 } 8040 8041 r = null; 8042 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8043 // Only system apps can hold shared libraries. 8044 if (pkg.libraryNames != null) { 8045 for (i=0; i<pkg.libraryNames.size(); i++) { 8046 String name = pkg.libraryNames.get(i); 8047 SharedLibraryEntry cur = mSharedLibraries.get(name); 8048 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8049 mSharedLibraries.remove(name); 8050 if (DEBUG_REMOVE && chatty) { 8051 if (r == null) { 8052 r = new StringBuilder(256); 8053 } else { 8054 r.append(' '); 8055 } 8056 r.append(name); 8057 } 8058 } 8059 } 8060 } 8061 } 8062 if (r != null) { 8063 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8064 } 8065 } 8066 8067 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8068 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8069 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8070 return true; 8071 } 8072 } 8073 return false; 8074 } 8075 8076 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8077 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8078 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8079 8080 private void updatePermissionsLPw(String changingPkg, 8081 PackageParser.Package pkgInfo, int flags) { 8082 // Make sure there are no dangling permission trees. 8083 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8084 while (it.hasNext()) { 8085 final BasePermission bp = it.next(); 8086 if (bp.packageSetting == null) { 8087 // We may not yet have parsed the package, so just see if 8088 // we still know about its settings. 8089 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8090 } 8091 if (bp.packageSetting == null) { 8092 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8093 + " from package " + bp.sourcePackage); 8094 it.remove(); 8095 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8096 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8097 Slog.i(TAG, "Removing old permission tree: " + bp.name 8098 + " from package " + bp.sourcePackage); 8099 flags |= UPDATE_PERMISSIONS_ALL; 8100 it.remove(); 8101 } 8102 } 8103 } 8104 8105 // Make sure all dynamic permissions have been assigned to a package, 8106 // and make sure there are no dangling permissions. 8107 it = mSettings.mPermissions.values().iterator(); 8108 while (it.hasNext()) { 8109 final BasePermission bp = it.next(); 8110 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8111 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8112 + bp.name + " pkg=" + bp.sourcePackage 8113 + " info=" + bp.pendingInfo); 8114 if (bp.packageSetting == null && bp.pendingInfo != null) { 8115 final BasePermission tree = findPermissionTreeLP(bp.name); 8116 if (tree != null && tree.perm != null) { 8117 bp.packageSetting = tree.packageSetting; 8118 bp.perm = new PackageParser.Permission(tree.perm.owner, 8119 new PermissionInfo(bp.pendingInfo)); 8120 bp.perm.info.packageName = tree.perm.info.packageName; 8121 bp.perm.info.name = bp.name; 8122 bp.uid = tree.uid; 8123 } 8124 } 8125 } 8126 if (bp.packageSetting == null) { 8127 // We may not yet have parsed the package, so just see if 8128 // we still know about its settings. 8129 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8130 } 8131 if (bp.packageSetting == null) { 8132 Slog.w(TAG, "Removing dangling permission: " + bp.name 8133 + " from package " + bp.sourcePackage); 8134 it.remove(); 8135 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8136 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8137 Slog.i(TAG, "Removing old permission: " + bp.name 8138 + " from package " + bp.sourcePackage); 8139 flags |= UPDATE_PERMISSIONS_ALL; 8140 it.remove(); 8141 } 8142 } 8143 } 8144 8145 // Now update the permissions for all packages, in particular 8146 // replace the granted permissions of the system packages. 8147 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8148 for (PackageParser.Package pkg : mPackages.values()) { 8149 if (pkg != pkgInfo) { 8150 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8151 changingPkg); 8152 } 8153 } 8154 } 8155 8156 if (pkgInfo != null) { 8157 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8158 } 8159 } 8160 8161 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8162 String packageOfInterest) { 8163 // IMPORTANT: There are two types of permissions: install and runtime. 8164 // Install time permissions are granted when the app is installed to 8165 // all device users and users added in the future. Runtime permissions 8166 // are granted at runtime explicitly to specific users. Normal and signature 8167 // protected permissions are install time permissions. Dangerous permissions 8168 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8169 // otherwise they are runtime permissions. This function does not manage 8170 // runtime permissions except for the case an app targeting Lollipop MR1 8171 // being upgraded to target a newer SDK, in which case dangerous permissions 8172 // are transformed from install time to runtime ones. 8173 8174 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8175 if (ps == null) { 8176 return; 8177 } 8178 8179 PermissionsState permissionsState = ps.getPermissionsState(); 8180 PermissionsState origPermissions = permissionsState; 8181 8182 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8183 8184 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8185 8186 boolean changedInstallPermission = false; 8187 8188 if (replace) { 8189 ps.installPermissionsFixed = false; 8190 if (!ps.isSharedUser()) { 8191 origPermissions = new PermissionsState(permissionsState); 8192 permissionsState.reset(); 8193 } 8194 } 8195 8196 permissionsState.setGlobalGids(mGlobalGids); 8197 8198 final int N = pkg.requestedPermissions.size(); 8199 for (int i=0; i<N; i++) { 8200 final String name = pkg.requestedPermissions.get(i); 8201 final BasePermission bp = mSettings.mPermissions.get(name); 8202 8203 if (DEBUG_INSTALL) { 8204 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8205 } 8206 8207 if (bp == null || bp.packageSetting == null) { 8208 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8209 Slog.w(TAG, "Unknown permission " + name 8210 + " in package " + pkg.packageName); 8211 } 8212 continue; 8213 } 8214 8215 final String perm = bp.name; 8216 boolean allowedSig = false; 8217 int grant = GRANT_DENIED; 8218 8219 // Keep track of app op permissions. 8220 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8221 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8222 if (pkgs == null) { 8223 pkgs = new ArraySet<>(); 8224 mAppOpPermissionPackages.put(bp.name, pkgs); 8225 } 8226 pkgs.add(pkg.packageName); 8227 } 8228 8229 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8230 switch (level) { 8231 case PermissionInfo.PROTECTION_NORMAL: { 8232 // For all apps normal permissions are install time ones. 8233 grant = GRANT_INSTALL; 8234 } break; 8235 8236 case PermissionInfo.PROTECTION_DANGEROUS: { 8237 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8238 // For legacy apps dangerous permissions are install time ones. 8239 grant = GRANT_INSTALL_LEGACY; 8240 } else if (origPermissions.hasInstallPermission(bp.name)) { 8241 // For legacy apps that became modern, install becomes runtime. 8242 grant = GRANT_UPGRADE; 8243 } else { 8244 // For modern apps keep runtime permissions unchanged. 8245 grant = GRANT_RUNTIME; 8246 } 8247 } break; 8248 8249 case PermissionInfo.PROTECTION_SIGNATURE: { 8250 // For all apps signature permissions are install time ones. 8251 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8252 if (allowedSig) { 8253 grant = GRANT_INSTALL; 8254 } 8255 } break; 8256 } 8257 8258 if (DEBUG_INSTALL) { 8259 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8260 } 8261 8262 if (grant != GRANT_DENIED) { 8263 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8264 // If this is an existing, non-system package, then 8265 // we can't add any new permissions to it. 8266 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8267 // Except... if this is a permission that was added 8268 // to the platform (note: need to only do this when 8269 // updating the platform). 8270 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8271 grant = GRANT_DENIED; 8272 } 8273 } 8274 } 8275 8276 switch (grant) { 8277 case GRANT_INSTALL: { 8278 // Revoke this as runtime permission to handle the case of 8279 // a runtime permission being downgraded to an install one. 8280 for (int userId : UserManagerService.getInstance().getUserIds()) { 8281 if (origPermissions.getRuntimePermissionState( 8282 bp.name, userId) != null) { 8283 // Revoke the runtime permission and clear the flags. 8284 origPermissions.revokeRuntimePermission(bp, userId); 8285 origPermissions.updatePermissionFlags(bp, userId, 8286 PackageManager.MASK_PERMISSION_FLAGS, 0); 8287 // If we revoked a permission permission, we have to write. 8288 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8289 changedRuntimePermissionUserIds, userId); 8290 } 8291 } 8292 // Grant an install permission. 8293 if (permissionsState.grantInstallPermission(bp) != 8294 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8295 changedInstallPermission = true; 8296 } 8297 } break; 8298 8299 case GRANT_INSTALL_LEGACY: { 8300 // Grant an install permission. 8301 if (permissionsState.grantInstallPermission(bp) != 8302 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8303 changedInstallPermission = true; 8304 } 8305 } break; 8306 8307 case GRANT_RUNTIME: { 8308 // Grant previously granted runtime permissions. 8309 for (int userId : UserManagerService.getInstance().getUserIds()) { 8310 PermissionState permissionState = origPermissions 8311 .getRuntimePermissionState(bp.name, userId); 8312 final int flags = permissionState != null 8313 ? permissionState.getFlags() : 0; 8314 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8315 if (permissionsState.grantRuntimePermission(bp, userId) == 8316 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8317 // If we cannot put the permission as it was, we have to write. 8318 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8319 changedRuntimePermissionUserIds, userId); 8320 } 8321 } 8322 // Propagate the permission flags. 8323 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8324 } 8325 } break; 8326 8327 case GRANT_UPGRADE: { 8328 // Grant runtime permissions for a previously held install permission. 8329 PermissionState permissionState = origPermissions 8330 .getInstallPermissionState(bp.name); 8331 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8332 8333 if (origPermissions.revokeInstallPermission(bp) 8334 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8335 // We will be transferring the permission flags, so clear them. 8336 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8337 PackageManager.MASK_PERMISSION_FLAGS, 0); 8338 changedInstallPermission = true; 8339 } 8340 8341 // If the permission is not to be promoted to runtime we ignore it and 8342 // also its other flags as they are not applicable to install permissions. 8343 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8344 for (int userId : currentUserIds) { 8345 if (permissionsState.grantRuntimePermission(bp, userId) != 8346 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8347 // Transfer the permission flags. 8348 permissionsState.updatePermissionFlags(bp, userId, 8349 flags, flags); 8350 // If we granted the permission, we have to write. 8351 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8352 changedRuntimePermissionUserIds, userId); 8353 } 8354 } 8355 } 8356 } break; 8357 8358 default: { 8359 if (packageOfInterest == null 8360 || packageOfInterest.equals(pkg.packageName)) { 8361 Slog.w(TAG, "Not granting permission " + perm 8362 + " to package " + pkg.packageName 8363 + " because it was previously installed without"); 8364 } 8365 } break; 8366 } 8367 } else { 8368 if (permissionsState.revokeInstallPermission(bp) != 8369 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8370 // Also drop the permission flags. 8371 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8372 PackageManager.MASK_PERMISSION_FLAGS, 0); 8373 changedInstallPermission = true; 8374 Slog.i(TAG, "Un-granting permission " + perm 8375 + " from package " + pkg.packageName 8376 + " (protectionLevel=" + bp.protectionLevel 8377 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8378 + ")"); 8379 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8380 // Don't print warning for app op permissions, since it is fine for them 8381 // not to be granted, there is a UI for the user to decide. 8382 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8383 Slog.w(TAG, "Not granting permission " + perm 8384 + " to package " + pkg.packageName 8385 + " (protectionLevel=" + bp.protectionLevel 8386 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8387 + ")"); 8388 } 8389 } 8390 } 8391 } 8392 8393 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8394 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8395 // This is the first that we have heard about this package, so the 8396 // permissions we have now selected are fixed until explicitly 8397 // changed. 8398 ps.installPermissionsFixed = true; 8399 } 8400 8401 // Persist the runtime permissions state for users with changes. 8402 for (int userId : changedRuntimePermissionUserIds) { 8403 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8404 } 8405 } 8406 8407 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8408 boolean allowed = false; 8409 final int NP = PackageParser.NEW_PERMISSIONS.length; 8410 for (int ip=0; ip<NP; ip++) { 8411 final PackageParser.NewPermissionInfo npi 8412 = PackageParser.NEW_PERMISSIONS[ip]; 8413 if (npi.name.equals(perm) 8414 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8415 allowed = true; 8416 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8417 + pkg.packageName); 8418 break; 8419 } 8420 } 8421 return allowed; 8422 } 8423 8424 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8425 BasePermission bp, PermissionsState origPermissions) { 8426 boolean allowed; 8427 allowed = (compareSignatures( 8428 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8429 == PackageManager.SIGNATURE_MATCH) 8430 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8431 == PackageManager.SIGNATURE_MATCH); 8432 if (!allowed && (bp.protectionLevel 8433 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8434 if (isSystemApp(pkg)) { 8435 // For updated system applications, a system permission 8436 // is granted only if it had been defined by the original application. 8437 if (pkg.isUpdatedSystemApp()) { 8438 final PackageSetting sysPs = mSettings 8439 .getDisabledSystemPkgLPr(pkg.packageName); 8440 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8441 // If the original was granted this permission, we take 8442 // that grant decision as read and propagate it to the 8443 // update. 8444 if (sysPs.isPrivileged()) { 8445 allowed = true; 8446 } 8447 } else { 8448 // The system apk may have been updated with an older 8449 // version of the one on the data partition, but which 8450 // granted a new system permission that it didn't have 8451 // before. In this case we do want to allow the app to 8452 // now get the new permission if the ancestral apk is 8453 // privileged to get it. 8454 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8455 for (int j=0; 8456 j<sysPs.pkg.requestedPermissions.size(); j++) { 8457 if (perm.equals( 8458 sysPs.pkg.requestedPermissions.get(j))) { 8459 allowed = true; 8460 break; 8461 } 8462 } 8463 } 8464 } 8465 } else { 8466 allowed = isPrivilegedApp(pkg); 8467 } 8468 } 8469 } 8470 if (!allowed) { 8471 if (!allowed && (bp.protectionLevel 8472 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8473 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8474 // If this was a previously normal/dangerous permission that got moved 8475 // to a system permission as part of the runtime permission redesign, then 8476 // we still want to blindly grant it to old apps. 8477 allowed = true; 8478 } 8479 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8480 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8481 // If this permission is to be granted to the system installer and 8482 // this app is an installer, then it gets the permission. 8483 allowed = true; 8484 } 8485 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8486 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8487 // If this permission is to be granted to the system verifier and 8488 // this app is a verifier, then it gets the permission. 8489 allowed = true; 8490 } 8491 if (!allowed && (bp.protectionLevel 8492 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8493 && isSystemApp(pkg)) { 8494 // Any pre-installed system app is allowed to get this permission. 8495 allowed = true; 8496 } 8497 if (!allowed && (bp.protectionLevel 8498 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8499 // For development permissions, a development permission 8500 // is granted only if it was already granted. 8501 allowed = origPermissions.hasInstallPermission(perm); 8502 } 8503 } 8504 return allowed; 8505 } 8506 8507 final class ActivityIntentResolver 8508 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8509 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8510 boolean defaultOnly, int userId) { 8511 if (!sUserManager.exists(userId)) return null; 8512 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8513 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8514 } 8515 8516 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8517 int userId) { 8518 if (!sUserManager.exists(userId)) return null; 8519 mFlags = flags; 8520 return super.queryIntent(intent, resolvedType, 8521 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8522 } 8523 8524 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8525 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8526 if (!sUserManager.exists(userId)) return null; 8527 if (packageActivities == null) { 8528 return null; 8529 } 8530 mFlags = flags; 8531 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8532 final int N = packageActivities.size(); 8533 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8534 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8535 8536 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8537 for (int i = 0; i < N; ++i) { 8538 intentFilters = packageActivities.get(i).intents; 8539 if (intentFilters != null && intentFilters.size() > 0) { 8540 PackageParser.ActivityIntentInfo[] array = 8541 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8542 intentFilters.toArray(array); 8543 listCut.add(array); 8544 } 8545 } 8546 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8547 } 8548 8549 public final void addActivity(PackageParser.Activity a, String type) { 8550 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8551 mActivities.put(a.getComponentName(), a); 8552 if (DEBUG_SHOW_INFO) 8553 Log.v( 8554 TAG, " " + type + " " + 8555 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8556 if (DEBUG_SHOW_INFO) 8557 Log.v(TAG, " Class=" + a.info.name); 8558 final int NI = a.intents.size(); 8559 for (int j=0; j<NI; j++) { 8560 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8561 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8562 intent.setPriority(0); 8563 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8564 + a.className + " with priority > 0, forcing to 0"); 8565 } 8566 if (DEBUG_SHOW_INFO) { 8567 Log.v(TAG, " IntentFilter:"); 8568 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8569 } 8570 if (!intent.debugCheck()) { 8571 Log.w(TAG, "==> For Activity " + a.info.name); 8572 } 8573 addFilter(intent); 8574 } 8575 } 8576 8577 public final void removeActivity(PackageParser.Activity a, String type) { 8578 mActivities.remove(a.getComponentName()); 8579 if (DEBUG_SHOW_INFO) { 8580 Log.v(TAG, " " + type + " " 8581 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8582 : a.info.name) + ":"); 8583 Log.v(TAG, " Class=" + a.info.name); 8584 } 8585 final int NI = a.intents.size(); 8586 for (int j=0; j<NI; j++) { 8587 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8588 if (DEBUG_SHOW_INFO) { 8589 Log.v(TAG, " IntentFilter:"); 8590 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8591 } 8592 removeFilter(intent); 8593 } 8594 } 8595 8596 @Override 8597 protected boolean allowFilterResult( 8598 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8599 ActivityInfo filterAi = filter.activity.info; 8600 for (int i=dest.size()-1; i>=0; i--) { 8601 ActivityInfo destAi = dest.get(i).activityInfo; 8602 if (destAi.name == filterAi.name 8603 && destAi.packageName == filterAi.packageName) { 8604 return false; 8605 } 8606 } 8607 return true; 8608 } 8609 8610 @Override 8611 protected ActivityIntentInfo[] newArray(int size) { 8612 return new ActivityIntentInfo[size]; 8613 } 8614 8615 @Override 8616 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8617 if (!sUserManager.exists(userId)) return true; 8618 PackageParser.Package p = filter.activity.owner; 8619 if (p != null) { 8620 PackageSetting ps = (PackageSetting)p.mExtras; 8621 if (ps != null) { 8622 // System apps are never considered stopped for purposes of 8623 // filtering, because there may be no way for the user to 8624 // actually re-launch them. 8625 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8626 && ps.getStopped(userId); 8627 } 8628 } 8629 return false; 8630 } 8631 8632 @Override 8633 protected boolean isPackageForFilter(String packageName, 8634 PackageParser.ActivityIntentInfo info) { 8635 return packageName.equals(info.activity.owner.packageName); 8636 } 8637 8638 @Override 8639 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8640 int match, int userId) { 8641 if (!sUserManager.exists(userId)) return null; 8642 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8643 return null; 8644 } 8645 final PackageParser.Activity activity = info.activity; 8646 if (mSafeMode && (activity.info.applicationInfo.flags 8647 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8648 return null; 8649 } 8650 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8651 if (ps == null) { 8652 return null; 8653 } 8654 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8655 ps.readUserState(userId), userId); 8656 if (ai == null) { 8657 return null; 8658 } 8659 final ResolveInfo res = new ResolveInfo(); 8660 res.activityInfo = ai; 8661 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8662 res.filter = info; 8663 } 8664 if (info != null) { 8665 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8666 } 8667 res.priority = info.getPriority(); 8668 res.preferredOrder = activity.owner.mPreferredOrder; 8669 //System.out.println("Result: " + res.activityInfo.className + 8670 // " = " + res.priority); 8671 res.match = match; 8672 res.isDefault = info.hasDefault; 8673 res.labelRes = info.labelRes; 8674 res.nonLocalizedLabel = info.nonLocalizedLabel; 8675 if (userNeedsBadging(userId)) { 8676 res.noResourceId = true; 8677 } else { 8678 res.icon = info.icon; 8679 } 8680 res.iconResourceId = info.icon; 8681 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8682 return res; 8683 } 8684 8685 @Override 8686 protected void sortResults(List<ResolveInfo> results) { 8687 Collections.sort(results, mResolvePrioritySorter); 8688 } 8689 8690 @Override 8691 protected void dumpFilter(PrintWriter out, String prefix, 8692 PackageParser.ActivityIntentInfo filter) { 8693 out.print(prefix); out.print( 8694 Integer.toHexString(System.identityHashCode(filter.activity))); 8695 out.print(' '); 8696 filter.activity.printComponentShortName(out); 8697 out.print(" filter "); 8698 out.println(Integer.toHexString(System.identityHashCode(filter))); 8699 } 8700 8701 @Override 8702 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8703 return filter.activity; 8704 } 8705 8706 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8707 PackageParser.Activity activity = (PackageParser.Activity)label; 8708 out.print(prefix); out.print( 8709 Integer.toHexString(System.identityHashCode(activity))); 8710 out.print(' '); 8711 activity.printComponentShortName(out); 8712 if (count > 1) { 8713 out.print(" ("); out.print(count); out.print(" filters)"); 8714 } 8715 out.println(); 8716 } 8717 8718// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8719// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8720// final List<ResolveInfo> retList = Lists.newArrayList(); 8721// while (i.hasNext()) { 8722// final ResolveInfo resolveInfo = i.next(); 8723// if (isEnabledLP(resolveInfo.activityInfo)) { 8724// retList.add(resolveInfo); 8725// } 8726// } 8727// return retList; 8728// } 8729 8730 // Keys are String (activity class name), values are Activity. 8731 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8732 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8733 private int mFlags; 8734 } 8735 8736 private final class ServiceIntentResolver 8737 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8738 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8739 boolean defaultOnly, int userId) { 8740 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8741 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8742 } 8743 8744 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8745 int userId) { 8746 if (!sUserManager.exists(userId)) return null; 8747 mFlags = flags; 8748 return super.queryIntent(intent, resolvedType, 8749 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8750 } 8751 8752 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8753 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8754 if (!sUserManager.exists(userId)) return null; 8755 if (packageServices == null) { 8756 return null; 8757 } 8758 mFlags = flags; 8759 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8760 final int N = packageServices.size(); 8761 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8762 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8763 8764 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8765 for (int i = 0; i < N; ++i) { 8766 intentFilters = packageServices.get(i).intents; 8767 if (intentFilters != null && intentFilters.size() > 0) { 8768 PackageParser.ServiceIntentInfo[] array = 8769 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8770 intentFilters.toArray(array); 8771 listCut.add(array); 8772 } 8773 } 8774 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8775 } 8776 8777 public final void addService(PackageParser.Service s) { 8778 mServices.put(s.getComponentName(), s); 8779 if (DEBUG_SHOW_INFO) { 8780 Log.v(TAG, " " 8781 + (s.info.nonLocalizedLabel != null 8782 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8783 Log.v(TAG, " Class=" + s.info.name); 8784 } 8785 final int NI = s.intents.size(); 8786 int j; 8787 for (j=0; j<NI; j++) { 8788 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8789 if (DEBUG_SHOW_INFO) { 8790 Log.v(TAG, " IntentFilter:"); 8791 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8792 } 8793 if (!intent.debugCheck()) { 8794 Log.w(TAG, "==> For Service " + s.info.name); 8795 } 8796 addFilter(intent); 8797 } 8798 } 8799 8800 public final void removeService(PackageParser.Service s) { 8801 mServices.remove(s.getComponentName()); 8802 if (DEBUG_SHOW_INFO) { 8803 Log.v(TAG, " " + (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 removeFilter(intent); 8816 } 8817 } 8818 8819 @Override 8820 protected boolean allowFilterResult( 8821 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8822 ServiceInfo filterSi = filter.service.info; 8823 for (int i=dest.size()-1; i>=0; i--) { 8824 ServiceInfo destAi = dest.get(i).serviceInfo; 8825 if (destAi.name == filterSi.name 8826 && destAi.packageName == filterSi.packageName) { 8827 return false; 8828 } 8829 } 8830 return true; 8831 } 8832 8833 @Override 8834 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8835 return new PackageParser.ServiceIntentInfo[size]; 8836 } 8837 8838 @Override 8839 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8840 if (!sUserManager.exists(userId)) return true; 8841 PackageParser.Package p = filter.service.owner; 8842 if (p != null) { 8843 PackageSetting ps = (PackageSetting)p.mExtras; 8844 if (ps != null) { 8845 // System apps are never considered stopped for purposes of 8846 // filtering, because there may be no way for the user to 8847 // actually re-launch them. 8848 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8849 && ps.getStopped(userId); 8850 } 8851 } 8852 return false; 8853 } 8854 8855 @Override 8856 protected boolean isPackageForFilter(String packageName, 8857 PackageParser.ServiceIntentInfo info) { 8858 return packageName.equals(info.service.owner.packageName); 8859 } 8860 8861 @Override 8862 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8863 int match, int userId) { 8864 if (!sUserManager.exists(userId)) return null; 8865 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8866 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8867 return null; 8868 } 8869 final PackageParser.Service service = info.service; 8870 if (mSafeMode && (service.info.applicationInfo.flags 8871 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8872 return null; 8873 } 8874 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8875 if (ps == null) { 8876 return null; 8877 } 8878 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8879 ps.readUserState(userId), userId); 8880 if (si == null) { 8881 return null; 8882 } 8883 final ResolveInfo res = new ResolveInfo(); 8884 res.serviceInfo = si; 8885 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8886 res.filter = filter; 8887 } 8888 res.priority = info.getPriority(); 8889 res.preferredOrder = service.owner.mPreferredOrder; 8890 res.match = match; 8891 res.isDefault = info.hasDefault; 8892 res.labelRes = info.labelRes; 8893 res.nonLocalizedLabel = info.nonLocalizedLabel; 8894 res.icon = info.icon; 8895 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8896 return res; 8897 } 8898 8899 @Override 8900 protected void sortResults(List<ResolveInfo> results) { 8901 Collections.sort(results, mResolvePrioritySorter); 8902 } 8903 8904 @Override 8905 protected void dumpFilter(PrintWriter out, String prefix, 8906 PackageParser.ServiceIntentInfo filter) { 8907 out.print(prefix); out.print( 8908 Integer.toHexString(System.identityHashCode(filter.service))); 8909 out.print(' '); 8910 filter.service.printComponentShortName(out); 8911 out.print(" filter "); 8912 out.println(Integer.toHexString(System.identityHashCode(filter))); 8913 } 8914 8915 @Override 8916 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8917 return filter.service; 8918 } 8919 8920 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8921 PackageParser.Service service = (PackageParser.Service)label; 8922 out.print(prefix); out.print( 8923 Integer.toHexString(System.identityHashCode(service))); 8924 out.print(' '); 8925 service.printComponentShortName(out); 8926 if (count > 1) { 8927 out.print(" ("); out.print(count); out.print(" filters)"); 8928 } 8929 out.println(); 8930 } 8931 8932// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8933// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8934// final List<ResolveInfo> retList = Lists.newArrayList(); 8935// while (i.hasNext()) { 8936// final ResolveInfo resolveInfo = (ResolveInfo) i; 8937// if (isEnabledLP(resolveInfo.serviceInfo)) { 8938// retList.add(resolveInfo); 8939// } 8940// } 8941// return retList; 8942// } 8943 8944 // Keys are String (activity class name), values are Activity. 8945 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8946 = new ArrayMap<ComponentName, PackageParser.Service>(); 8947 private int mFlags; 8948 }; 8949 8950 private final class ProviderIntentResolver 8951 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8952 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8953 boolean defaultOnly, int userId) { 8954 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8955 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8956 } 8957 8958 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8959 int userId) { 8960 if (!sUserManager.exists(userId)) 8961 return null; 8962 mFlags = flags; 8963 return super.queryIntent(intent, resolvedType, 8964 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8965 } 8966 8967 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8968 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8969 if (!sUserManager.exists(userId)) 8970 return null; 8971 if (packageProviders == null) { 8972 return null; 8973 } 8974 mFlags = flags; 8975 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8976 final int N = packageProviders.size(); 8977 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8978 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8979 8980 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8981 for (int i = 0; i < N; ++i) { 8982 intentFilters = packageProviders.get(i).intents; 8983 if (intentFilters != null && intentFilters.size() > 0) { 8984 PackageParser.ProviderIntentInfo[] array = 8985 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8986 intentFilters.toArray(array); 8987 listCut.add(array); 8988 } 8989 } 8990 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8991 } 8992 8993 public final void addProvider(PackageParser.Provider p) { 8994 if (mProviders.containsKey(p.getComponentName())) { 8995 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8996 return; 8997 } 8998 8999 mProviders.put(p.getComponentName(), p); 9000 if (DEBUG_SHOW_INFO) { 9001 Log.v(TAG, " " 9002 + (p.info.nonLocalizedLabel != null 9003 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9004 Log.v(TAG, " Class=" + p.info.name); 9005 } 9006 final int NI = p.intents.size(); 9007 int j; 9008 for (j = 0; j < NI; j++) { 9009 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9010 if (DEBUG_SHOW_INFO) { 9011 Log.v(TAG, " IntentFilter:"); 9012 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9013 } 9014 if (!intent.debugCheck()) { 9015 Log.w(TAG, "==> For Provider " + p.info.name); 9016 } 9017 addFilter(intent); 9018 } 9019 } 9020 9021 public final void removeProvider(PackageParser.Provider p) { 9022 mProviders.remove(p.getComponentName()); 9023 if (DEBUG_SHOW_INFO) { 9024 Log.v(TAG, " " + (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 removeFilter(intent); 9037 } 9038 } 9039 9040 @Override 9041 protected boolean allowFilterResult( 9042 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9043 ProviderInfo filterPi = filter.provider.info; 9044 for (int i = dest.size() - 1; i >= 0; i--) { 9045 ProviderInfo destPi = dest.get(i).providerInfo; 9046 if (destPi.name == filterPi.name 9047 && destPi.packageName == filterPi.packageName) { 9048 return false; 9049 } 9050 } 9051 return true; 9052 } 9053 9054 @Override 9055 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9056 return new PackageParser.ProviderIntentInfo[size]; 9057 } 9058 9059 @Override 9060 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9061 if (!sUserManager.exists(userId)) 9062 return true; 9063 PackageParser.Package p = filter.provider.owner; 9064 if (p != null) { 9065 PackageSetting ps = (PackageSetting) p.mExtras; 9066 if (ps != null) { 9067 // System apps are never considered stopped for purposes of 9068 // filtering, because there may be no way for the user to 9069 // actually re-launch them. 9070 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9071 && ps.getStopped(userId); 9072 } 9073 } 9074 return false; 9075 } 9076 9077 @Override 9078 protected boolean isPackageForFilter(String packageName, 9079 PackageParser.ProviderIntentInfo info) { 9080 return packageName.equals(info.provider.owner.packageName); 9081 } 9082 9083 @Override 9084 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9085 int match, int userId) { 9086 if (!sUserManager.exists(userId)) 9087 return null; 9088 final PackageParser.ProviderIntentInfo info = filter; 9089 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9090 return null; 9091 } 9092 final PackageParser.Provider provider = info.provider; 9093 if (mSafeMode && (provider.info.applicationInfo.flags 9094 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9095 return null; 9096 } 9097 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9098 if (ps == null) { 9099 return null; 9100 } 9101 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9102 ps.readUserState(userId), userId); 9103 if (pi == null) { 9104 return null; 9105 } 9106 final ResolveInfo res = new ResolveInfo(); 9107 res.providerInfo = pi; 9108 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9109 res.filter = filter; 9110 } 9111 res.priority = info.getPriority(); 9112 res.preferredOrder = provider.owner.mPreferredOrder; 9113 res.match = match; 9114 res.isDefault = info.hasDefault; 9115 res.labelRes = info.labelRes; 9116 res.nonLocalizedLabel = info.nonLocalizedLabel; 9117 res.icon = info.icon; 9118 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9119 return res; 9120 } 9121 9122 @Override 9123 protected void sortResults(List<ResolveInfo> results) { 9124 Collections.sort(results, mResolvePrioritySorter); 9125 } 9126 9127 @Override 9128 protected void dumpFilter(PrintWriter out, String prefix, 9129 PackageParser.ProviderIntentInfo filter) { 9130 out.print(prefix); 9131 out.print( 9132 Integer.toHexString(System.identityHashCode(filter.provider))); 9133 out.print(' '); 9134 filter.provider.printComponentShortName(out); 9135 out.print(" filter "); 9136 out.println(Integer.toHexString(System.identityHashCode(filter))); 9137 } 9138 9139 @Override 9140 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9141 return filter.provider; 9142 } 9143 9144 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9145 PackageParser.Provider provider = (PackageParser.Provider)label; 9146 out.print(prefix); out.print( 9147 Integer.toHexString(System.identityHashCode(provider))); 9148 out.print(' '); 9149 provider.printComponentShortName(out); 9150 if (count > 1) { 9151 out.print(" ("); out.print(count); out.print(" filters)"); 9152 } 9153 out.println(); 9154 } 9155 9156 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9157 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9158 private int mFlags; 9159 }; 9160 9161 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9162 new Comparator<ResolveInfo>() { 9163 public int compare(ResolveInfo r1, ResolveInfo r2) { 9164 int v1 = r1.priority; 9165 int v2 = r2.priority; 9166 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9167 if (v1 != v2) { 9168 return (v1 > v2) ? -1 : 1; 9169 } 9170 v1 = r1.preferredOrder; 9171 v2 = r2.preferredOrder; 9172 if (v1 != v2) { 9173 return (v1 > v2) ? -1 : 1; 9174 } 9175 if (r1.isDefault != r2.isDefault) { 9176 return r1.isDefault ? -1 : 1; 9177 } 9178 v1 = r1.match; 9179 v2 = r2.match; 9180 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9181 if (v1 != v2) { 9182 return (v1 > v2) ? -1 : 1; 9183 } 9184 if (r1.system != r2.system) { 9185 return r1.system ? -1 : 1; 9186 } 9187 return 0; 9188 } 9189 }; 9190 9191 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9192 new Comparator<ProviderInfo>() { 9193 public int compare(ProviderInfo p1, ProviderInfo p2) { 9194 final int v1 = p1.initOrder; 9195 final int v2 = p2.initOrder; 9196 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9197 } 9198 }; 9199 9200 final void sendPackageBroadcast(final String action, final String pkg, 9201 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9202 final int[] userIds) { 9203 mHandler.post(new Runnable() { 9204 @Override 9205 public void run() { 9206 try { 9207 final IActivityManager am = ActivityManagerNative.getDefault(); 9208 if (am == null) return; 9209 final int[] resolvedUserIds; 9210 if (userIds == null) { 9211 resolvedUserIds = am.getRunningUserIds(); 9212 } else { 9213 resolvedUserIds = userIds; 9214 } 9215 for (int id : resolvedUserIds) { 9216 final Intent intent = new Intent(action, 9217 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9218 if (extras != null) { 9219 intent.putExtras(extras); 9220 } 9221 if (targetPkg != null) { 9222 intent.setPackage(targetPkg); 9223 } 9224 // Modify the UID when posting to other users 9225 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9226 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9227 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9228 intent.putExtra(Intent.EXTRA_UID, uid); 9229 } 9230 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9231 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9232 if (DEBUG_BROADCASTS) { 9233 RuntimeException here = new RuntimeException("here"); 9234 here.fillInStackTrace(); 9235 Slog.d(TAG, "Sending to user " + id + ": " 9236 + intent.toShortString(false, true, false, false) 9237 + " " + intent.getExtras(), here); 9238 } 9239 am.broadcastIntent(null, intent, null, finishedReceiver, 9240 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9241 null, finishedReceiver != null, false, id); 9242 } 9243 } catch (RemoteException ex) { 9244 } 9245 } 9246 }); 9247 } 9248 9249 /** 9250 * Check if the external storage media is available. This is true if there 9251 * is a mounted external storage medium or if the external storage is 9252 * emulated. 9253 */ 9254 private boolean isExternalMediaAvailable() { 9255 return mMediaMounted || Environment.isExternalStorageEmulated(); 9256 } 9257 9258 @Override 9259 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9260 // writer 9261 synchronized (mPackages) { 9262 if (!isExternalMediaAvailable()) { 9263 // If the external storage is no longer mounted at this point, 9264 // the caller may not have been able to delete all of this 9265 // packages files and can not delete any more. Bail. 9266 return null; 9267 } 9268 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9269 if (lastPackage != null) { 9270 pkgs.remove(lastPackage); 9271 } 9272 if (pkgs.size() > 0) { 9273 return pkgs.get(0); 9274 } 9275 } 9276 return null; 9277 } 9278 9279 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9280 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9281 userId, andCode ? 1 : 0, packageName); 9282 if (mSystemReady) { 9283 msg.sendToTarget(); 9284 } else { 9285 if (mPostSystemReadyMessages == null) { 9286 mPostSystemReadyMessages = new ArrayList<>(); 9287 } 9288 mPostSystemReadyMessages.add(msg); 9289 } 9290 } 9291 9292 void startCleaningPackages() { 9293 // reader 9294 synchronized (mPackages) { 9295 if (!isExternalMediaAvailable()) { 9296 return; 9297 } 9298 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9299 return; 9300 } 9301 } 9302 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9303 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9304 IActivityManager am = ActivityManagerNative.getDefault(); 9305 if (am != null) { 9306 try { 9307 am.startService(null, intent, null, mContext.getOpPackageName(), 9308 UserHandle.USER_OWNER); 9309 } catch (RemoteException e) { 9310 } 9311 } 9312 } 9313 9314 @Override 9315 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9316 int installFlags, String installerPackageName, VerificationParams verificationParams, 9317 String packageAbiOverride) { 9318 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9319 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9320 } 9321 9322 @Override 9323 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9324 int installFlags, String installerPackageName, VerificationParams verificationParams, 9325 String packageAbiOverride, int userId) { 9326 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9327 9328 final int callingUid = Binder.getCallingUid(); 9329 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9330 9331 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9332 try { 9333 if (observer != null) { 9334 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9335 } 9336 } catch (RemoteException re) { 9337 } 9338 return; 9339 } 9340 9341 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9342 installFlags |= PackageManager.INSTALL_FROM_ADB; 9343 9344 } else { 9345 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9346 // about installerPackageName. 9347 9348 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9349 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9350 } 9351 9352 UserHandle user; 9353 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9354 user = UserHandle.ALL; 9355 } else { 9356 user = new UserHandle(userId); 9357 } 9358 9359 // Only system components can circumvent runtime permissions when installing. 9360 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9361 && mContext.checkCallingOrSelfPermission(Manifest.permission 9362 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9363 throw new SecurityException("You need the " 9364 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9365 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9366 } 9367 9368 verificationParams.setInstallerUid(callingUid); 9369 9370 final File originFile = new File(originPath); 9371 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9372 9373 final Message msg = mHandler.obtainMessage(INIT_COPY); 9374 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9375 null, verificationParams, user, packageAbiOverride); 9376 mHandler.sendMessage(msg); 9377 } 9378 9379 void installStage(String packageName, File stagedDir, String stagedCid, 9380 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9381 String installerPackageName, int installerUid, UserHandle user) { 9382 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9383 params.referrerUri, installerUid, null); 9384 verifParams.setInstallerUid(installerUid); 9385 9386 final OriginInfo origin; 9387 if (stagedDir != null) { 9388 origin = OriginInfo.fromStagedFile(stagedDir); 9389 } else { 9390 origin = OriginInfo.fromStagedContainer(stagedCid); 9391 } 9392 9393 final Message msg = mHandler.obtainMessage(INIT_COPY); 9394 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9395 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9396 mHandler.sendMessage(msg); 9397 } 9398 9399 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9400 Bundle extras = new Bundle(1); 9401 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9402 9403 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9404 packageName, extras, null, null, new int[] {userId}); 9405 try { 9406 IActivityManager am = ActivityManagerNative.getDefault(); 9407 final boolean isSystem = 9408 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9409 if (isSystem && am.isUserRunning(userId, false)) { 9410 // The just-installed/enabled app is bundled on the system, so presumed 9411 // to be able to run automatically without needing an explicit launch. 9412 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9413 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9414 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9415 .setPackage(packageName); 9416 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9417 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9418 } 9419 } catch (RemoteException e) { 9420 // shouldn't happen 9421 Slog.w(TAG, "Unable to bootstrap installed package", e); 9422 } 9423 } 9424 9425 @Override 9426 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9427 int userId) { 9428 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9429 PackageSetting pkgSetting; 9430 final int uid = Binder.getCallingUid(); 9431 enforceCrossUserPermission(uid, userId, true, true, 9432 "setApplicationHiddenSetting for user " + userId); 9433 9434 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9435 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9436 return false; 9437 } 9438 9439 long callingId = Binder.clearCallingIdentity(); 9440 try { 9441 boolean sendAdded = false; 9442 boolean sendRemoved = false; 9443 // writer 9444 synchronized (mPackages) { 9445 pkgSetting = mSettings.mPackages.get(packageName); 9446 if (pkgSetting == null) { 9447 return false; 9448 } 9449 if (pkgSetting.getHidden(userId) != hidden) { 9450 pkgSetting.setHidden(hidden, userId); 9451 mSettings.writePackageRestrictionsLPr(userId); 9452 if (hidden) { 9453 sendRemoved = true; 9454 } else { 9455 sendAdded = true; 9456 } 9457 } 9458 } 9459 if (sendAdded) { 9460 sendPackageAddedForUser(packageName, pkgSetting, userId); 9461 return true; 9462 } 9463 if (sendRemoved) { 9464 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9465 "hiding pkg"); 9466 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9467 } 9468 } finally { 9469 Binder.restoreCallingIdentity(callingId); 9470 } 9471 return false; 9472 } 9473 9474 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9475 int userId) { 9476 final PackageRemovedInfo info = new PackageRemovedInfo(); 9477 info.removedPackage = packageName; 9478 info.removedUsers = new int[] {userId}; 9479 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9480 info.sendBroadcast(false, false, false); 9481 } 9482 9483 /** 9484 * Returns true if application is not found or there was an error. Otherwise it returns 9485 * the hidden state of the package for the given user. 9486 */ 9487 @Override 9488 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9489 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9490 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9491 false, "getApplicationHidden for user " + userId); 9492 PackageSetting pkgSetting; 9493 long callingId = Binder.clearCallingIdentity(); 9494 try { 9495 // writer 9496 synchronized (mPackages) { 9497 pkgSetting = mSettings.mPackages.get(packageName); 9498 if (pkgSetting == null) { 9499 return true; 9500 } 9501 return pkgSetting.getHidden(userId); 9502 } 9503 } finally { 9504 Binder.restoreCallingIdentity(callingId); 9505 } 9506 } 9507 9508 /** 9509 * @hide 9510 */ 9511 @Override 9512 public int installExistingPackageAsUser(String packageName, int userId) { 9513 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9514 null); 9515 PackageSetting pkgSetting; 9516 final int uid = Binder.getCallingUid(); 9517 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9518 + userId); 9519 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9520 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9521 } 9522 9523 long callingId = Binder.clearCallingIdentity(); 9524 try { 9525 boolean sendAdded = false; 9526 9527 // writer 9528 synchronized (mPackages) { 9529 pkgSetting = mSettings.mPackages.get(packageName); 9530 if (pkgSetting == null) { 9531 return PackageManager.INSTALL_FAILED_INVALID_URI; 9532 } 9533 if (!pkgSetting.getInstalled(userId)) { 9534 pkgSetting.setInstalled(true, userId); 9535 pkgSetting.setHidden(false, userId); 9536 mSettings.writePackageRestrictionsLPr(userId); 9537 sendAdded = true; 9538 } 9539 } 9540 9541 if (sendAdded) { 9542 sendPackageAddedForUser(packageName, pkgSetting, userId); 9543 } 9544 } finally { 9545 Binder.restoreCallingIdentity(callingId); 9546 } 9547 9548 return PackageManager.INSTALL_SUCCEEDED; 9549 } 9550 9551 boolean isUserRestricted(int userId, String restrictionKey) { 9552 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9553 if (restrictions.getBoolean(restrictionKey, false)) { 9554 Log.w(TAG, "User is restricted: " + restrictionKey); 9555 return true; 9556 } 9557 return false; 9558 } 9559 9560 @Override 9561 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9562 mContext.enforceCallingOrSelfPermission( 9563 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9564 "Only package verification agents can verify applications"); 9565 9566 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9567 final PackageVerificationResponse response = new PackageVerificationResponse( 9568 verificationCode, Binder.getCallingUid()); 9569 msg.arg1 = id; 9570 msg.obj = response; 9571 mHandler.sendMessage(msg); 9572 } 9573 9574 @Override 9575 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9576 long millisecondsToDelay) { 9577 mContext.enforceCallingOrSelfPermission( 9578 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9579 "Only package verification agents can extend verification timeouts"); 9580 9581 final PackageVerificationState state = mPendingVerification.get(id); 9582 final PackageVerificationResponse response = new PackageVerificationResponse( 9583 verificationCodeAtTimeout, Binder.getCallingUid()); 9584 9585 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9586 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9587 } 9588 if (millisecondsToDelay < 0) { 9589 millisecondsToDelay = 0; 9590 } 9591 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9592 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9593 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9594 } 9595 9596 if ((state != null) && !state.timeoutExtended()) { 9597 state.extendTimeout(); 9598 9599 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9600 msg.arg1 = id; 9601 msg.obj = response; 9602 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9603 } 9604 } 9605 9606 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9607 int verificationCode, UserHandle user) { 9608 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9609 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9610 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9611 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9612 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9613 9614 mContext.sendBroadcastAsUser(intent, user, 9615 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9616 } 9617 9618 private ComponentName matchComponentForVerifier(String packageName, 9619 List<ResolveInfo> receivers) { 9620 ActivityInfo targetReceiver = null; 9621 9622 final int NR = receivers.size(); 9623 for (int i = 0; i < NR; i++) { 9624 final ResolveInfo info = receivers.get(i); 9625 if (info.activityInfo == null) { 9626 continue; 9627 } 9628 9629 if (packageName.equals(info.activityInfo.packageName)) { 9630 targetReceiver = info.activityInfo; 9631 break; 9632 } 9633 } 9634 9635 if (targetReceiver == null) { 9636 return null; 9637 } 9638 9639 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9640 } 9641 9642 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9643 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9644 if (pkgInfo.verifiers.length == 0) { 9645 return null; 9646 } 9647 9648 final int N = pkgInfo.verifiers.length; 9649 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9650 for (int i = 0; i < N; i++) { 9651 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9652 9653 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9654 receivers); 9655 if (comp == null) { 9656 continue; 9657 } 9658 9659 final int verifierUid = getUidForVerifier(verifierInfo); 9660 if (verifierUid == -1) { 9661 continue; 9662 } 9663 9664 if (DEBUG_VERIFY) { 9665 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9666 + " with the correct signature"); 9667 } 9668 sufficientVerifiers.add(comp); 9669 verificationState.addSufficientVerifier(verifierUid); 9670 } 9671 9672 return sufficientVerifiers; 9673 } 9674 9675 private int getUidForVerifier(VerifierInfo verifierInfo) { 9676 synchronized (mPackages) { 9677 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9678 if (pkg == null) { 9679 return -1; 9680 } else if (pkg.mSignatures.length != 1) { 9681 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9682 + " has more than one signature; ignoring"); 9683 return -1; 9684 } 9685 9686 /* 9687 * If the public key of the package's signature does not match 9688 * our expected public key, then this is a different package and 9689 * we should skip. 9690 */ 9691 9692 final byte[] expectedPublicKey; 9693 try { 9694 final Signature verifierSig = pkg.mSignatures[0]; 9695 final PublicKey publicKey = verifierSig.getPublicKey(); 9696 expectedPublicKey = publicKey.getEncoded(); 9697 } catch (CertificateException e) { 9698 return -1; 9699 } 9700 9701 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9702 9703 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9704 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9705 + " does not have the expected public key; ignoring"); 9706 return -1; 9707 } 9708 9709 return pkg.applicationInfo.uid; 9710 } 9711 } 9712 9713 @Override 9714 public void finishPackageInstall(int token) { 9715 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9716 9717 if (DEBUG_INSTALL) { 9718 Slog.v(TAG, "BM finishing package install for " + token); 9719 } 9720 9721 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9722 mHandler.sendMessage(msg); 9723 } 9724 9725 /** 9726 * Get the verification agent timeout. 9727 * 9728 * @return verification timeout in milliseconds 9729 */ 9730 private long getVerificationTimeout() { 9731 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9732 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9733 DEFAULT_VERIFICATION_TIMEOUT); 9734 } 9735 9736 /** 9737 * Get the default verification agent response code. 9738 * 9739 * @return default verification response code 9740 */ 9741 private int getDefaultVerificationResponse() { 9742 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9743 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9744 DEFAULT_VERIFICATION_RESPONSE); 9745 } 9746 9747 /** 9748 * Check whether or not package verification has been enabled. 9749 * 9750 * @return true if verification should be performed 9751 */ 9752 private boolean isVerificationEnabled(int userId, int installFlags) { 9753 if (!DEFAULT_VERIFY_ENABLE) { 9754 return false; 9755 } 9756 9757 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9758 9759 // Check if installing from ADB 9760 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9761 // Do not run verification in a test harness environment 9762 if (ActivityManager.isRunningInTestHarness()) { 9763 return false; 9764 } 9765 if (ensureVerifyAppsEnabled) { 9766 return true; 9767 } 9768 // Check if the developer does not want package verification for ADB installs 9769 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9770 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9771 return false; 9772 } 9773 } 9774 9775 if (ensureVerifyAppsEnabled) { 9776 return true; 9777 } 9778 9779 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9780 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9781 } 9782 9783 @Override 9784 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9785 throws RemoteException { 9786 mContext.enforceCallingOrSelfPermission( 9787 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9788 "Only intentfilter verification agents can verify applications"); 9789 9790 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9791 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9792 Binder.getCallingUid(), verificationCode, failedDomains); 9793 msg.arg1 = id; 9794 msg.obj = response; 9795 mHandler.sendMessage(msg); 9796 } 9797 9798 @Override 9799 public int getIntentVerificationStatus(String packageName, int userId) { 9800 synchronized (mPackages) { 9801 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9802 } 9803 } 9804 9805 @Override 9806 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9807 mContext.enforceCallingOrSelfPermission( 9808 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9809 9810 boolean result = false; 9811 synchronized (mPackages) { 9812 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9813 } 9814 if (result) { 9815 scheduleWritePackageRestrictionsLocked(userId); 9816 } 9817 return result; 9818 } 9819 9820 @Override 9821 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9822 synchronized (mPackages) { 9823 return mSettings.getIntentFilterVerificationsLPr(packageName); 9824 } 9825 } 9826 9827 @Override 9828 public List<IntentFilter> getAllIntentFilters(String packageName) { 9829 if (TextUtils.isEmpty(packageName)) { 9830 return Collections.<IntentFilter>emptyList(); 9831 } 9832 synchronized (mPackages) { 9833 PackageParser.Package pkg = mPackages.get(packageName); 9834 if (pkg == null || pkg.activities == null) { 9835 return Collections.<IntentFilter>emptyList(); 9836 } 9837 final int count = pkg.activities.size(); 9838 ArrayList<IntentFilter> result = new ArrayList<>(); 9839 for (int n=0; n<count; n++) { 9840 PackageParser.Activity activity = pkg.activities.get(n); 9841 if (activity.intents != null || activity.intents.size() > 0) { 9842 result.addAll(activity.intents); 9843 } 9844 } 9845 return result; 9846 } 9847 } 9848 9849 @Override 9850 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9851 mContext.enforceCallingOrSelfPermission( 9852 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9853 9854 synchronized (mPackages) { 9855 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9856 if (packageName != null) { 9857 result |= updateIntentVerificationStatus(packageName, 9858 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9859 UserHandle.myUserId()); 9860 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9861 packageName, userId); 9862 } 9863 return result; 9864 } 9865 } 9866 9867 @Override 9868 public String getDefaultBrowserPackageName(int userId) { 9869 synchronized (mPackages) { 9870 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9871 } 9872 } 9873 9874 /** 9875 * Get the "allow unknown sources" setting. 9876 * 9877 * @return the current "allow unknown sources" setting 9878 */ 9879 private int getUnknownSourcesSettings() { 9880 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9881 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9882 -1); 9883 } 9884 9885 @Override 9886 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9887 final int uid = Binder.getCallingUid(); 9888 // writer 9889 synchronized (mPackages) { 9890 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9891 if (targetPackageSetting == null) { 9892 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9893 } 9894 9895 PackageSetting installerPackageSetting; 9896 if (installerPackageName != null) { 9897 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9898 if (installerPackageSetting == null) { 9899 throw new IllegalArgumentException("Unknown installer package: " 9900 + installerPackageName); 9901 } 9902 } else { 9903 installerPackageSetting = null; 9904 } 9905 9906 Signature[] callerSignature; 9907 Object obj = mSettings.getUserIdLPr(uid); 9908 if (obj != null) { 9909 if (obj instanceof SharedUserSetting) { 9910 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9911 } else if (obj instanceof PackageSetting) { 9912 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9913 } else { 9914 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9915 } 9916 } else { 9917 throw new SecurityException("Unknown calling uid " + uid); 9918 } 9919 9920 // Verify: can't set installerPackageName to a package that is 9921 // not signed with the same cert as the caller. 9922 if (installerPackageSetting != null) { 9923 if (compareSignatures(callerSignature, 9924 installerPackageSetting.signatures.mSignatures) 9925 != PackageManager.SIGNATURE_MATCH) { 9926 throw new SecurityException( 9927 "Caller does not have same cert as new installer package " 9928 + installerPackageName); 9929 } 9930 } 9931 9932 // Verify: if target already has an installer package, it must 9933 // be signed with the same cert as the caller. 9934 if (targetPackageSetting.installerPackageName != null) { 9935 PackageSetting setting = mSettings.mPackages.get( 9936 targetPackageSetting.installerPackageName); 9937 // If the currently set package isn't valid, then it's always 9938 // okay to change it. 9939 if (setting != null) { 9940 if (compareSignatures(callerSignature, 9941 setting.signatures.mSignatures) 9942 != PackageManager.SIGNATURE_MATCH) { 9943 throw new SecurityException( 9944 "Caller does not have same cert as old installer package " 9945 + targetPackageSetting.installerPackageName); 9946 } 9947 } 9948 } 9949 9950 // Okay! 9951 targetPackageSetting.installerPackageName = installerPackageName; 9952 scheduleWriteSettingsLocked(); 9953 } 9954 } 9955 9956 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9957 // Queue up an async operation since the package installation may take a little while. 9958 mHandler.post(new Runnable() { 9959 public void run() { 9960 mHandler.removeCallbacks(this); 9961 // Result object to be returned 9962 PackageInstalledInfo res = new PackageInstalledInfo(); 9963 res.returnCode = currentStatus; 9964 res.uid = -1; 9965 res.pkg = null; 9966 res.removedInfo = new PackageRemovedInfo(); 9967 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9968 args.doPreInstall(res.returnCode); 9969 synchronized (mInstallLock) { 9970 installPackageLI(args, res); 9971 } 9972 args.doPostInstall(res.returnCode, res.uid); 9973 } 9974 9975 // A restore should be performed at this point if (a) the install 9976 // succeeded, (b) the operation is not an update, and (c) the new 9977 // package has not opted out of backup participation. 9978 final boolean update = res.removedInfo.removedPackage != null; 9979 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9980 boolean doRestore = !update 9981 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9982 9983 // Set up the post-install work request bookkeeping. This will be used 9984 // and cleaned up by the post-install event handling regardless of whether 9985 // there's a restore pass performed. Token values are >= 1. 9986 int token; 9987 if (mNextInstallToken < 0) mNextInstallToken = 1; 9988 token = mNextInstallToken++; 9989 9990 PostInstallData data = new PostInstallData(args, res); 9991 mRunningInstalls.put(token, data); 9992 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9993 9994 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9995 // Pass responsibility to the Backup Manager. It will perform a 9996 // restore if appropriate, then pass responsibility back to the 9997 // Package Manager to run the post-install observer callbacks 9998 // and broadcasts. 9999 IBackupManager bm = IBackupManager.Stub.asInterface( 10000 ServiceManager.getService(Context.BACKUP_SERVICE)); 10001 if (bm != null) { 10002 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10003 + " to BM for possible restore"); 10004 try { 10005 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10006 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10007 } else { 10008 doRestore = false; 10009 } 10010 } catch (RemoteException e) { 10011 // can't happen; the backup manager is local 10012 } catch (Exception e) { 10013 Slog.e(TAG, "Exception trying to enqueue restore", e); 10014 doRestore = false; 10015 } 10016 } else { 10017 Slog.e(TAG, "Backup Manager not found!"); 10018 doRestore = false; 10019 } 10020 } 10021 10022 if (!doRestore) { 10023 // No restore possible, or the Backup Manager was mysteriously not 10024 // available -- just fire the post-install work request directly. 10025 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10026 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10027 mHandler.sendMessage(msg); 10028 } 10029 } 10030 }); 10031 } 10032 10033 private abstract class HandlerParams { 10034 private static final int MAX_RETRIES = 4; 10035 10036 /** 10037 * Number of times startCopy() has been attempted and had a non-fatal 10038 * error. 10039 */ 10040 private int mRetries = 0; 10041 10042 /** User handle for the user requesting the information or installation. */ 10043 private final UserHandle mUser; 10044 10045 HandlerParams(UserHandle user) { 10046 mUser = user; 10047 } 10048 10049 UserHandle getUser() { 10050 return mUser; 10051 } 10052 10053 final boolean startCopy() { 10054 boolean res; 10055 try { 10056 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10057 10058 if (++mRetries > MAX_RETRIES) { 10059 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10060 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10061 handleServiceError(); 10062 return false; 10063 } else { 10064 handleStartCopy(); 10065 res = true; 10066 } 10067 } catch (RemoteException e) { 10068 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10069 mHandler.sendEmptyMessage(MCS_RECONNECT); 10070 res = false; 10071 } 10072 handleReturnCode(); 10073 return res; 10074 } 10075 10076 final void serviceError() { 10077 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10078 handleServiceError(); 10079 handleReturnCode(); 10080 } 10081 10082 abstract void handleStartCopy() throws RemoteException; 10083 abstract void handleServiceError(); 10084 abstract void handleReturnCode(); 10085 } 10086 10087 class MeasureParams extends HandlerParams { 10088 private final PackageStats mStats; 10089 private boolean mSuccess; 10090 10091 private final IPackageStatsObserver mObserver; 10092 10093 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10094 super(new UserHandle(stats.userHandle)); 10095 mObserver = observer; 10096 mStats = stats; 10097 } 10098 10099 @Override 10100 public String toString() { 10101 return "MeasureParams{" 10102 + Integer.toHexString(System.identityHashCode(this)) 10103 + " " + mStats.packageName + "}"; 10104 } 10105 10106 @Override 10107 void handleStartCopy() throws RemoteException { 10108 synchronized (mInstallLock) { 10109 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10110 } 10111 10112 if (mSuccess) { 10113 final boolean mounted; 10114 if (Environment.isExternalStorageEmulated()) { 10115 mounted = true; 10116 } else { 10117 final String status = Environment.getExternalStorageState(); 10118 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10119 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10120 } 10121 10122 if (mounted) { 10123 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10124 10125 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10126 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10127 10128 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10129 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10130 10131 // Always subtract cache size, since it's a subdirectory 10132 mStats.externalDataSize -= mStats.externalCacheSize; 10133 10134 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10135 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10136 10137 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10138 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10139 } 10140 } 10141 } 10142 10143 @Override 10144 void handleReturnCode() { 10145 if (mObserver != null) { 10146 try { 10147 mObserver.onGetStatsCompleted(mStats, mSuccess); 10148 } catch (RemoteException e) { 10149 Slog.i(TAG, "Observer no longer exists."); 10150 } 10151 } 10152 } 10153 10154 @Override 10155 void handleServiceError() { 10156 Slog.e(TAG, "Could not measure application " + mStats.packageName 10157 + " external storage"); 10158 } 10159 } 10160 10161 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10162 throws RemoteException { 10163 long result = 0; 10164 for (File path : paths) { 10165 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10166 } 10167 return result; 10168 } 10169 10170 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10171 for (File path : paths) { 10172 try { 10173 mcs.clearDirectory(path.getAbsolutePath()); 10174 } catch (RemoteException e) { 10175 } 10176 } 10177 } 10178 10179 static class OriginInfo { 10180 /** 10181 * Location where install is coming from, before it has been 10182 * copied/renamed into place. This could be a single monolithic APK 10183 * file, or a cluster directory. This location may be untrusted. 10184 */ 10185 final File file; 10186 final String cid; 10187 10188 /** 10189 * Flag indicating that {@link #file} or {@link #cid} has already been 10190 * staged, meaning downstream users don't need to defensively copy the 10191 * contents. 10192 */ 10193 final boolean staged; 10194 10195 /** 10196 * Flag indicating that {@link #file} or {@link #cid} is an already 10197 * installed app that is being moved. 10198 */ 10199 final boolean existing; 10200 10201 final String resolvedPath; 10202 final File resolvedFile; 10203 10204 static OriginInfo fromNothing() { 10205 return new OriginInfo(null, null, false, false); 10206 } 10207 10208 static OriginInfo fromUntrustedFile(File file) { 10209 return new OriginInfo(file, null, false, false); 10210 } 10211 10212 static OriginInfo fromExistingFile(File file) { 10213 return new OriginInfo(file, null, false, true); 10214 } 10215 10216 static OriginInfo fromStagedFile(File file) { 10217 return new OriginInfo(file, null, true, false); 10218 } 10219 10220 static OriginInfo fromStagedContainer(String cid) { 10221 return new OriginInfo(null, cid, true, false); 10222 } 10223 10224 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10225 this.file = file; 10226 this.cid = cid; 10227 this.staged = staged; 10228 this.existing = existing; 10229 10230 if (cid != null) { 10231 resolvedPath = PackageHelper.getSdDir(cid); 10232 resolvedFile = new File(resolvedPath); 10233 } else if (file != null) { 10234 resolvedPath = file.getAbsolutePath(); 10235 resolvedFile = file; 10236 } else { 10237 resolvedPath = null; 10238 resolvedFile = null; 10239 } 10240 } 10241 } 10242 10243 class MoveInfo { 10244 final int moveId; 10245 final String fromUuid; 10246 final String toUuid; 10247 final String packageName; 10248 final String dataAppName; 10249 final int appId; 10250 final String seinfo; 10251 10252 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10253 String dataAppName, int appId, String seinfo) { 10254 this.moveId = moveId; 10255 this.fromUuid = fromUuid; 10256 this.toUuid = toUuid; 10257 this.packageName = packageName; 10258 this.dataAppName = dataAppName; 10259 this.appId = appId; 10260 this.seinfo = seinfo; 10261 } 10262 } 10263 10264 class InstallParams extends HandlerParams { 10265 final OriginInfo origin; 10266 final MoveInfo move; 10267 final IPackageInstallObserver2 observer; 10268 int installFlags; 10269 final String installerPackageName; 10270 final String volumeUuid; 10271 final VerificationParams verificationParams; 10272 private InstallArgs mArgs; 10273 private int mRet; 10274 final String packageAbiOverride; 10275 10276 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10277 int installFlags, String installerPackageName, String volumeUuid, 10278 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10279 super(user); 10280 this.origin = origin; 10281 this.move = move; 10282 this.observer = observer; 10283 this.installFlags = installFlags; 10284 this.installerPackageName = installerPackageName; 10285 this.volumeUuid = volumeUuid; 10286 this.verificationParams = verificationParams; 10287 this.packageAbiOverride = packageAbiOverride; 10288 } 10289 10290 @Override 10291 public String toString() { 10292 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10293 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10294 } 10295 10296 public ManifestDigest getManifestDigest() { 10297 if (verificationParams == null) { 10298 return null; 10299 } 10300 return verificationParams.getManifestDigest(); 10301 } 10302 10303 private int installLocationPolicy(PackageInfoLite pkgLite) { 10304 String packageName = pkgLite.packageName; 10305 int installLocation = pkgLite.installLocation; 10306 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10307 // reader 10308 synchronized (mPackages) { 10309 PackageParser.Package pkg = mPackages.get(packageName); 10310 if (pkg != null) { 10311 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10312 // Check for downgrading. 10313 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10314 try { 10315 checkDowngrade(pkg, pkgLite); 10316 } catch (PackageManagerException e) { 10317 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10318 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10319 } 10320 } 10321 // Check for updated system application. 10322 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10323 if (onSd) { 10324 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10325 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10326 } 10327 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10328 } else { 10329 if (onSd) { 10330 // Install flag overrides everything. 10331 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10332 } 10333 // If current upgrade specifies particular preference 10334 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10335 // Application explicitly specified internal. 10336 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10337 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10338 // App explictly prefers external. Let policy decide 10339 } else { 10340 // Prefer previous location 10341 if (isExternal(pkg)) { 10342 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10343 } 10344 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10345 } 10346 } 10347 } else { 10348 // Invalid install. Return error code 10349 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10350 } 10351 } 10352 } 10353 // All the special cases have been taken care of. 10354 // Return result based on recommended install location. 10355 if (onSd) { 10356 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10357 } 10358 return pkgLite.recommendedInstallLocation; 10359 } 10360 10361 /* 10362 * Invoke remote method to get package information and install 10363 * location values. Override install location based on default 10364 * policy if needed and then create install arguments based 10365 * on the install location. 10366 */ 10367 public void handleStartCopy() throws RemoteException { 10368 int ret = PackageManager.INSTALL_SUCCEEDED; 10369 10370 // If we're already staged, we've firmly committed to an install location 10371 if (origin.staged) { 10372 if (origin.file != null) { 10373 installFlags |= PackageManager.INSTALL_INTERNAL; 10374 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10375 } else if (origin.cid != null) { 10376 installFlags |= PackageManager.INSTALL_EXTERNAL; 10377 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10378 } else { 10379 throw new IllegalStateException("Invalid stage location"); 10380 } 10381 } 10382 10383 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10384 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10385 10386 PackageInfoLite pkgLite = null; 10387 10388 if (onInt && onSd) { 10389 // Check if both bits are set. 10390 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10391 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10392 } else { 10393 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10394 packageAbiOverride); 10395 10396 /* 10397 * If we have too little free space, try to free cache 10398 * before giving up. 10399 */ 10400 if (!origin.staged && pkgLite.recommendedInstallLocation 10401 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10402 // TODO: focus freeing disk space on the target device 10403 final StorageManager storage = StorageManager.from(mContext); 10404 final long lowThreshold = storage.getStorageLowBytes( 10405 Environment.getDataDirectory()); 10406 10407 final long sizeBytes = mContainerService.calculateInstalledSize( 10408 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10409 10410 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10411 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10412 installFlags, packageAbiOverride); 10413 } 10414 10415 /* 10416 * The cache free must have deleted the file we 10417 * downloaded to install. 10418 * 10419 * TODO: fix the "freeCache" call to not delete 10420 * the file we care about. 10421 */ 10422 if (pkgLite.recommendedInstallLocation 10423 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10424 pkgLite.recommendedInstallLocation 10425 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10426 } 10427 } 10428 } 10429 10430 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10431 int loc = pkgLite.recommendedInstallLocation; 10432 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10433 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10434 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10435 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10436 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10437 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10438 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10439 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10440 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10441 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10442 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10443 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10444 } else { 10445 // Override with defaults if needed. 10446 loc = installLocationPolicy(pkgLite); 10447 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10448 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10449 } else if (!onSd && !onInt) { 10450 // Override install location with flags 10451 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10452 // Set the flag to install on external media. 10453 installFlags |= PackageManager.INSTALL_EXTERNAL; 10454 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10455 } else { 10456 // Make sure the flag for installing on external 10457 // media is unset 10458 installFlags |= PackageManager.INSTALL_INTERNAL; 10459 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10460 } 10461 } 10462 } 10463 } 10464 10465 final InstallArgs args = createInstallArgs(this); 10466 mArgs = args; 10467 10468 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10469 /* 10470 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10471 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10472 */ 10473 int userIdentifier = getUser().getIdentifier(); 10474 if (userIdentifier == UserHandle.USER_ALL 10475 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10476 userIdentifier = UserHandle.USER_OWNER; 10477 } 10478 10479 /* 10480 * Determine if we have any installed package verifiers. If we 10481 * do, then we'll defer to them to verify the packages. 10482 */ 10483 final int requiredUid = mRequiredVerifierPackage == null ? -1 10484 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10485 if (!origin.existing && requiredUid != -1 10486 && isVerificationEnabled(userIdentifier, installFlags)) { 10487 final Intent verification = new Intent( 10488 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10489 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10490 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10491 PACKAGE_MIME_TYPE); 10492 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10493 10494 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10495 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10496 0 /* TODO: Which userId? */); 10497 10498 if (DEBUG_VERIFY) { 10499 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10500 + verification.toString() + " with " + pkgLite.verifiers.length 10501 + " optional verifiers"); 10502 } 10503 10504 final int verificationId = mPendingVerificationToken++; 10505 10506 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10507 10508 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10509 installerPackageName); 10510 10511 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10512 installFlags); 10513 10514 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10515 pkgLite.packageName); 10516 10517 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10518 pkgLite.versionCode); 10519 10520 if (verificationParams != null) { 10521 if (verificationParams.getVerificationURI() != null) { 10522 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10523 verificationParams.getVerificationURI()); 10524 } 10525 if (verificationParams.getOriginatingURI() != null) { 10526 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10527 verificationParams.getOriginatingURI()); 10528 } 10529 if (verificationParams.getReferrer() != null) { 10530 verification.putExtra(Intent.EXTRA_REFERRER, 10531 verificationParams.getReferrer()); 10532 } 10533 if (verificationParams.getOriginatingUid() >= 0) { 10534 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10535 verificationParams.getOriginatingUid()); 10536 } 10537 if (verificationParams.getInstallerUid() >= 0) { 10538 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10539 verificationParams.getInstallerUid()); 10540 } 10541 } 10542 10543 final PackageVerificationState verificationState = new PackageVerificationState( 10544 requiredUid, args); 10545 10546 mPendingVerification.append(verificationId, verificationState); 10547 10548 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10549 receivers, verificationState); 10550 10551 /* 10552 * If any sufficient verifiers were listed in the package 10553 * manifest, attempt to ask them. 10554 */ 10555 if (sufficientVerifiers != null) { 10556 final int N = sufficientVerifiers.size(); 10557 if (N == 0) { 10558 Slog.i(TAG, "Additional verifiers required, but none installed."); 10559 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10560 } else { 10561 for (int i = 0; i < N; i++) { 10562 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10563 10564 final Intent sufficientIntent = new Intent(verification); 10565 sufficientIntent.setComponent(verifierComponent); 10566 10567 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10568 } 10569 } 10570 } 10571 10572 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10573 mRequiredVerifierPackage, receivers); 10574 if (ret == PackageManager.INSTALL_SUCCEEDED 10575 && mRequiredVerifierPackage != null) { 10576 /* 10577 * Send the intent to the required verification agent, 10578 * but only start the verification timeout after the 10579 * target BroadcastReceivers have run. 10580 */ 10581 verification.setComponent(requiredVerifierComponent); 10582 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10583 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10584 new BroadcastReceiver() { 10585 @Override 10586 public void onReceive(Context context, Intent intent) { 10587 final Message msg = mHandler 10588 .obtainMessage(CHECK_PENDING_VERIFICATION); 10589 msg.arg1 = verificationId; 10590 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10591 } 10592 }, null, 0, null, null); 10593 10594 /* 10595 * We don't want the copy to proceed until verification 10596 * succeeds, so null out this field. 10597 */ 10598 mArgs = null; 10599 } 10600 } else { 10601 /* 10602 * No package verification is enabled, so immediately start 10603 * the remote call to initiate copy using temporary file. 10604 */ 10605 ret = args.copyApk(mContainerService, true); 10606 } 10607 } 10608 10609 mRet = ret; 10610 } 10611 10612 @Override 10613 void handleReturnCode() { 10614 // If mArgs is null, then MCS couldn't be reached. When it 10615 // reconnects, it will try again to install. At that point, this 10616 // will succeed. 10617 if (mArgs != null) { 10618 processPendingInstall(mArgs, mRet); 10619 } 10620 } 10621 10622 @Override 10623 void handleServiceError() { 10624 mArgs = createInstallArgs(this); 10625 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10626 } 10627 10628 public boolean isForwardLocked() { 10629 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10630 } 10631 } 10632 10633 /** 10634 * Used during creation of InstallArgs 10635 * 10636 * @param installFlags package installation flags 10637 * @return true if should be installed on external storage 10638 */ 10639 private static boolean installOnExternalAsec(int installFlags) { 10640 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10641 return false; 10642 } 10643 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10644 return true; 10645 } 10646 return false; 10647 } 10648 10649 /** 10650 * Used during creation of InstallArgs 10651 * 10652 * @param installFlags package installation flags 10653 * @return true if should be installed as forward locked 10654 */ 10655 private static boolean installForwardLocked(int installFlags) { 10656 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10657 } 10658 10659 private InstallArgs createInstallArgs(InstallParams params) { 10660 if (params.move != null) { 10661 return new MoveInstallArgs(params); 10662 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10663 return new AsecInstallArgs(params); 10664 } else { 10665 return new FileInstallArgs(params); 10666 } 10667 } 10668 10669 /** 10670 * Create args that describe an existing installed package. Typically used 10671 * when cleaning up old installs, or used as a move source. 10672 */ 10673 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10674 String resourcePath, String[] instructionSets) { 10675 final boolean isInAsec; 10676 if (installOnExternalAsec(installFlags)) { 10677 /* Apps on SD card are always in ASEC containers. */ 10678 isInAsec = true; 10679 } else if (installForwardLocked(installFlags) 10680 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10681 /* 10682 * Forward-locked apps are only in ASEC containers if they're the 10683 * new style 10684 */ 10685 isInAsec = true; 10686 } else { 10687 isInAsec = false; 10688 } 10689 10690 if (isInAsec) { 10691 return new AsecInstallArgs(codePath, instructionSets, 10692 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10693 } else { 10694 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10695 } 10696 } 10697 10698 static abstract class InstallArgs { 10699 /** @see InstallParams#origin */ 10700 final OriginInfo origin; 10701 /** @see InstallParams#move */ 10702 final MoveInfo move; 10703 10704 final IPackageInstallObserver2 observer; 10705 // Always refers to PackageManager flags only 10706 final int installFlags; 10707 final String installerPackageName; 10708 final String volumeUuid; 10709 final ManifestDigest manifestDigest; 10710 final UserHandle user; 10711 final String abiOverride; 10712 10713 // The list of instruction sets supported by this app. This is currently 10714 // only used during the rmdex() phase to clean up resources. We can get rid of this 10715 // if we move dex files under the common app path. 10716 /* nullable */ String[] instructionSets; 10717 10718 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10719 int installFlags, String installerPackageName, String volumeUuid, 10720 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10721 String abiOverride) { 10722 this.origin = origin; 10723 this.move = move; 10724 this.installFlags = installFlags; 10725 this.observer = observer; 10726 this.installerPackageName = installerPackageName; 10727 this.volumeUuid = volumeUuid; 10728 this.manifestDigest = manifestDigest; 10729 this.user = user; 10730 this.instructionSets = instructionSets; 10731 this.abiOverride = abiOverride; 10732 } 10733 10734 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10735 abstract int doPreInstall(int status); 10736 10737 /** 10738 * Rename package into final resting place. All paths on the given 10739 * scanned package should be updated to reflect the rename. 10740 */ 10741 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10742 abstract int doPostInstall(int status, int uid); 10743 10744 /** @see PackageSettingBase#codePathString */ 10745 abstract String getCodePath(); 10746 /** @see PackageSettingBase#resourcePathString */ 10747 abstract String getResourcePath(); 10748 10749 // Need installer lock especially for dex file removal. 10750 abstract void cleanUpResourcesLI(); 10751 abstract boolean doPostDeleteLI(boolean delete); 10752 10753 /** 10754 * Called before the source arguments are copied. This is used mostly 10755 * for MoveParams when it needs to read the source file to put it in the 10756 * destination. 10757 */ 10758 int doPreCopy() { 10759 return PackageManager.INSTALL_SUCCEEDED; 10760 } 10761 10762 /** 10763 * Called after the source arguments are copied. This is used mostly for 10764 * MoveParams when it needs to read the source file to put it in the 10765 * destination. 10766 * 10767 * @return 10768 */ 10769 int doPostCopy(int uid) { 10770 return PackageManager.INSTALL_SUCCEEDED; 10771 } 10772 10773 protected boolean isFwdLocked() { 10774 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10775 } 10776 10777 protected boolean isExternalAsec() { 10778 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10779 } 10780 10781 UserHandle getUser() { 10782 return user; 10783 } 10784 } 10785 10786 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10787 if (!allCodePaths.isEmpty()) { 10788 if (instructionSets == null) { 10789 throw new IllegalStateException("instructionSet == null"); 10790 } 10791 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10792 for (String codePath : allCodePaths) { 10793 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10794 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10795 if (retCode < 0) { 10796 Slog.w(TAG, "Couldn't remove dex file for package: " 10797 + " at location " + codePath + ", retcode=" + retCode); 10798 // we don't consider this to be a failure of the core package deletion 10799 } 10800 } 10801 } 10802 } 10803 } 10804 10805 /** 10806 * Logic to handle installation of non-ASEC applications, including copying 10807 * and renaming logic. 10808 */ 10809 class FileInstallArgs extends InstallArgs { 10810 private File codeFile; 10811 private File resourceFile; 10812 10813 // Example topology: 10814 // /data/app/com.example/base.apk 10815 // /data/app/com.example/split_foo.apk 10816 // /data/app/com.example/lib/arm/libfoo.so 10817 // /data/app/com.example/lib/arm64/libfoo.so 10818 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10819 10820 /** New install */ 10821 FileInstallArgs(InstallParams params) { 10822 super(params.origin, params.move, params.observer, params.installFlags, 10823 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10824 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10825 if (isFwdLocked()) { 10826 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10827 } 10828 } 10829 10830 /** Existing install */ 10831 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10832 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10833 null); 10834 this.codeFile = (codePath != null) ? new File(codePath) : null; 10835 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10836 } 10837 10838 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10839 if (origin.staged) { 10840 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10841 codeFile = origin.file; 10842 resourceFile = origin.file; 10843 return PackageManager.INSTALL_SUCCEEDED; 10844 } 10845 10846 try { 10847 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10848 codeFile = tempDir; 10849 resourceFile = tempDir; 10850 } catch (IOException e) { 10851 Slog.w(TAG, "Failed to create copy file: " + e); 10852 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10853 } 10854 10855 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10856 @Override 10857 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10858 if (!FileUtils.isValidExtFilename(name)) { 10859 throw new IllegalArgumentException("Invalid filename: " + name); 10860 } 10861 try { 10862 final File file = new File(codeFile, name); 10863 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10864 O_RDWR | O_CREAT, 0644); 10865 Os.chmod(file.getAbsolutePath(), 0644); 10866 return new ParcelFileDescriptor(fd); 10867 } catch (ErrnoException e) { 10868 throw new RemoteException("Failed to open: " + e.getMessage()); 10869 } 10870 } 10871 }; 10872 10873 int ret = PackageManager.INSTALL_SUCCEEDED; 10874 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10875 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10876 Slog.e(TAG, "Failed to copy package"); 10877 return ret; 10878 } 10879 10880 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10881 NativeLibraryHelper.Handle handle = null; 10882 try { 10883 handle = NativeLibraryHelper.Handle.create(codeFile); 10884 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10885 abiOverride); 10886 } catch (IOException e) { 10887 Slog.e(TAG, "Copying native libraries failed", e); 10888 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10889 } finally { 10890 IoUtils.closeQuietly(handle); 10891 } 10892 10893 return ret; 10894 } 10895 10896 int doPreInstall(int status) { 10897 if (status != PackageManager.INSTALL_SUCCEEDED) { 10898 cleanUp(); 10899 } 10900 return status; 10901 } 10902 10903 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10904 if (status != PackageManager.INSTALL_SUCCEEDED) { 10905 cleanUp(); 10906 return false; 10907 } 10908 10909 final File targetDir = codeFile.getParentFile(); 10910 final File beforeCodeFile = codeFile; 10911 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10912 10913 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10914 try { 10915 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10916 } catch (ErrnoException e) { 10917 Slog.w(TAG, "Failed to rename", e); 10918 return false; 10919 } 10920 10921 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10922 Slog.w(TAG, "Failed to restorecon"); 10923 return false; 10924 } 10925 10926 // Reflect the rename internally 10927 codeFile = afterCodeFile; 10928 resourceFile = afterCodeFile; 10929 10930 // Reflect the rename in scanned details 10931 pkg.codePath = afterCodeFile.getAbsolutePath(); 10932 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10933 pkg.baseCodePath); 10934 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10935 pkg.splitCodePaths); 10936 10937 // Reflect the rename in app info 10938 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10939 pkg.applicationInfo.setCodePath(pkg.codePath); 10940 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10941 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10942 pkg.applicationInfo.setResourcePath(pkg.codePath); 10943 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10944 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10945 10946 return true; 10947 } 10948 10949 int doPostInstall(int status, int uid) { 10950 if (status != PackageManager.INSTALL_SUCCEEDED) { 10951 cleanUp(); 10952 } 10953 return status; 10954 } 10955 10956 @Override 10957 String getCodePath() { 10958 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10959 } 10960 10961 @Override 10962 String getResourcePath() { 10963 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10964 } 10965 10966 private boolean cleanUp() { 10967 if (codeFile == null || !codeFile.exists()) { 10968 return false; 10969 } 10970 10971 if (codeFile.isDirectory()) { 10972 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10973 } else { 10974 codeFile.delete(); 10975 } 10976 10977 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10978 resourceFile.delete(); 10979 } 10980 10981 return true; 10982 } 10983 10984 void cleanUpResourcesLI() { 10985 // Try enumerating all code paths before deleting 10986 List<String> allCodePaths = Collections.EMPTY_LIST; 10987 if (codeFile != null && codeFile.exists()) { 10988 try { 10989 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10990 allCodePaths = pkg.getAllCodePaths(); 10991 } catch (PackageParserException e) { 10992 // Ignored; we tried our best 10993 } 10994 } 10995 10996 cleanUp(); 10997 removeDexFiles(allCodePaths, instructionSets); 10998 } 10999 11000 boolean doPostDeleteLI(boolean delete) { 11001 // XXX err, shouldn't we respect the delete flag? 11002 cleanUpResourcesLI(); 11003 return true; 11004 } 11005 } 11006 11007 private boolean isAsecExternal(String cid) { 11008 final String asecPath = PackageHelper.getSdFilesystem(cid); 11009 return !asecPath.startsWith(mAsecInternalPath); 11010 } 11011 11012 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11013 PackageManagerException { 11014 if (copyRet < 0) { 11015 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11016 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11017 throw new PackageManagerException(copyRet, message); 11018 } 11019 } 11020 } 11021 11022 /** 11023 * Extract the MountService "container ID" from the full code path of an 11024 * .apk. 11025 */ 11026 static String cidFromCodePath(String fullCodePath) { 11027 int eidx = fullCodePath.lastIndexOf("/"); 11028 String subStr1 = fullCodePath.substring(0, eidx); 11029 int sidx = subStr1.lastIndexOf("/"); 11030 return subStr1.substring(sidx+1, eidx); 11031 } 11032 11033 /** 11034 * Logic to handle installation of ASEC applications, including copying and 11035 * renaming logic. 11036 */ 11037 class AsecInstallArgs extends InstallArgs { 11038 static final String RES_FILE_NAME = "pkg.apk"; 11039 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11040 11041 String cid; 11042 String packagePath; 11043 String resourcePath; 11044 11045 /** New install */ 11046 AsecInstallArgs(InstallParams params) { 11047 super(params.origin, params.move, params.observer, params.installFlags, 11048 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11049 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11050 } 11051 11052 /** Existing install */ 11053 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11054 boolean isExternal, boolean isForwardLocked) { 11055 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11056 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11057 instructionSets, null); 11058 // Hackily pretend we're still looking at a full code path 11059 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11060 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11061 } 11062 11063 // Extract cid from fullCodePath 11064 int eidx = fullCodePath.lastIndexOf("/"); 11065 String subStr1 = fullCodePath.substring(0, eidx); 11066 int sidx = subStr1.lastIndexOf("/"); 11067 cid = subStr1.substring(sidx+1, eidx); 11068 setMountPath(subStr1); 11069 } 11070 11071 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11072 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11073 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11074 instructionSets, null); 11075 this.cid = cid; 11076 setMountPath(PackageHelper.getSdDir(cid)); 11077 } 11078 11079 void createCopyFile() { 11080 cid = mInstallerService.allocateExternalStageCidLegacy(); 11081 } 11082 11083 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11084 if (origin.staged) { 11085 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11086 cid = origin.cid; 11087 setMountPath(PackageHelper.getSdDir(cid)); 11088 return PackageManager.INSTALL_SUCCEEDED; 11089 } 11090 11091 if (temp) { 11092 createCopyFile(); 11093 } else { 11094 /* 11095 * Pre-emptively destroy the container since it's destroyed if 11096 * copying fails due to it existing anyway. 11097 */ 11098 PackageHelper.destroySdDir(cid); 11099 } 11100 11101 final String newMountPath = imcs.copyPackageToContainer( 11102 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11103 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11104 11105 if (newMountPath != null) { 11106 setMountPath(newMountPath); 11107 return PackageManager.INSTALL_SUCCEEDED; 11108 } else { 11109 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11110 } 11111 } 11112 11113 @Override 11114 String getCodePath() { 11115 return packagePath; 11116 } 11117 11118 @Override 11119 String getResourcePath() { 11120 return resourcePath; 11121 } 11122 11123 int doPreInstall(int status) { 11124 if (status != PackageManager.INSTALL_SUCCEEDED) { 11125 // Destroy container 11126 PackageHelper.destroySdDir(cid); 11127 } else { 11128 boolean mounted = PackageHelper.isContainerMounted(cid); 11129 if (!mounted) { 11130 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11131 Process.SYSTEM_UID); 11132 if (newMountPath != null) { 11133 setMountPath(newMountPath); 11134 } else { 11135 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11136 } 11137 } 11138 } 11139 return status; 11140 } 11141 11142 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11143 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11144 String newMountPath = null; 11145 if (PackageHelper.isContainerMounted(cid)) { 11146 // Unmount the container 11147 if (!PackageHelper.unMountSdDir(cid)) { 11148 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11149 return false; 11150 } 11151 } 11152 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11153 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11154 " which might be stale. Will try to clean up."); 11155 // Clean up the stale container and proceed to recreate. 11156 if (!PackageHelper.destroySdDir(newCacheId)) { 11157 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11158 return false; 11159 } 11160 // Successfully cleaned up stale container. Try to rename again. 11161 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11162 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11163 + " inspite of cleaning it up."); 11164 return false; 11165 } 11166 } 11167 if (!PackageHelper.isContainerMounted(newCacheId)) { 11168 Slog.w(TAG, "Mounting container " + newCacheId); 11169 newMountPath = PackageHelper.mountSdDir(newCacheId, 11170 getEncryptKey(), Process.SYSTEM_UID); 11171 } else { 11172 newMountPath = PackageHelper.getSdDir(newCacheId); 11173 } 11174 if (newMountPath == null) { 11175 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11176 return false; 11177 } 11178 Log.i(TAG, "Succesfully renamed " + cid + 11179 " to " + newCacheId + 11180 " at new path: " + newMountPath); 11181 cid = newCacheId; 11182 11183 final File beforeCodeFile = new File(packagePath); 11184 setMountPath(newMountPath); 11185 final File afterCodeFile = new File(packagePath); 11186 11187 // Reflect the rename in scanned details 11188 pkg.codePath = afterCodeFile.getAbsolutePath(); 11189 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11190 pkg.baseCodePath); 11191 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11192 pkg.splitCodePaths); 11193 11194 // Reflect the rename in app info 11195 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11196 pkg.applicationInfo.setCodePath(pkg.codePath); 11197 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11198 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11199 pkg.applicationInfo.setResourcePath(pkg.codePath); 11200 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11201 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11202 11203 return true; 11204 } 11205 11206 private void setMountPath(String mountPath) { 11207 final File mountFile = new File(mountPath); 11208 11209 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11210 if (monolithicFile.exists()) { 11211 packagePath = monolithicFile.getAbsolutePath(); 11212 if (isFwdLocked()) { 11213 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11214 } else { 11215 resourcePath = packagePath; 11216 } 11217 } else { 11218 packagePath = mountFile.getAbsolutePath(); 11219 resourcePath = packagePath; 11220 } 11221 } 11222 11223 int doPostInstall(int status, int uid) { 11224 if (status != PackageManager.INSTALL_SUCCEEDED) { 11225 cleanUp(); 11226 } else { 11227 final int groupOwner; 11228 final String protectedFile; 11229 if (isFwdLocked()) { 11230 groupOwner = UserHandle.getSharedAppGid(uid); 11231 protectedFile = RES_FILE_NAME; 11232 } else { 11233 groupOwner = -1; 11234 protectedFile = null; 11235 } 11236 11237 if (uid < Process.FIRST_APPLICATION_UID 11238 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11239 Slog.e(TAG, "Failed to finalize " + cid); 11240 PackageHelper.destroySdDir(cid); 11241 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11242 } 11243 11244 boolean mounted = PackageHelper.isContainerMounted(cid); 11245 if (!mounted) { 11246 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11247 } 11248 } 11249 return status; 11250 } 11251 11252 private void cleanUp() { 11253 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11254 11255 // Destroy secure container 11256 PackageHelper.destroySdDir(cid); 11257 } 11258 11259 private List<String> getAllCodePaths() { 11260 final File codeFile = new File(getCodePath()); 11261 if (codeFile != null && codeFile.exists()) { 11262 try { 11263 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11264 return pkg.getAllCodePaths(); 11265 } catch (PackageParserException e) { 11266 // Ignored; we tried our best 11267 } 11268 } 11269 return Collections.EMPTY_LIST; 11270 } 11271 11272 void cleanUpResourcesLI() { 11273 // Enumerate all code paths before deleting 11274 cleanUpResourcesLI(getAllCodePaths()); 11275 } 11276 11277 private void cleanUpResourcesLI(List<String> allCodePaths) { 11278 cleanUp(); 11279 removeDexFiles(allCodePaths, instructionSets); 11280 } 11281 11282 String getPackageName() { 11283 return getAsecPackageName(cid); 11284 } 11285 11286 boolean doPostDeleteLI(boolean delete) { 11287 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11288 final List<String> allCodePaths = getAllCodePaths(); 11289 boolean mounted = PackageHelper.isContainerMounted(cid); 11290 if (mounted) { 11291 // Unmount first 11292 if (PackageHelper.unMountSdDir(cid)) { 11293 mounted = false; 11294 } 11295 } 11296 if (!mounted && delete) { 11297 cleanUpResourcesLI(allCodePaths); 11298 } 11299 return !mounted; 11300 } 11301 11302 @Override 11303 int doPreCopy() { 11304 if (isFwdLocked()) { 11305 if (!PackageHelper.fixSdPermissions(cid, 11306 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11307 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11308 } 11309 } 11310 11311 return PackageManager.INSTALL_SUCCEEDED; 11312 } 11313 11314 @Override 11315 int doPostCopy(int uid) { 11316 if (isFwdLocked()) { 11317 if (uid < Process.FIRST_APPLICATION_UID 11318 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11319 RES_FILE_NAME)) { 11320 Slog.e(TAG, "Failed to finalize " + cid); 11321 PackageHelper.destroySdDir(cid); 11322 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11323 } 11324 } 11325 11326 return PackageManager.INSTALL_SUCCEEDED; 11327 } 11328 } 11329 11330 /** 11331 * Logic to handle movement of existing installed applications. 11332 */ 11333 class MoveInstallArgs extends InstallArgs { 11334 private File codeFile; 11335 private File resourceFile; 11336 11337 /** New install */ 11338 MoveInstallArgs(InstallParams params) { 11339 super(params.origin, params.move, params.observer, params.installFlags, 11340 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11341 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11342 } 11343 11344 int copyApk(IMediaContainerService imcs, boolean temp) { 11345 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11346 + move.fromUuid + " to " + move.toUuid); 11347 synchronized (mInstaller) { 11348 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11349 move.dataAppName, move.appId, move.seinfo) != 0) { 11350 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11351 } 11352 } 11353 11354 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11355 resourceFile = codeFile; 11356 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11357 11358 return PackageManager.INSTALL_SUCCEEDED; 11359 } 11360 11361 int doPreInstall(int status) { 11362 if (status != PackageManager.INSTALL_SUCCEEDED) { 11363 cleanUp(move.toUuid); 11364 } 11365 return status; 11366 } 11367 11368 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11369 if (status != PackageManager.INSTALL_SUCCEEDED) { 11370 cleanUp(move.toUuid); 11371 return false; 11372 } 11373 11374 // Reflect the move in app info 11375 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11376 pkg.applicationInfo.setCodePath(pkg.codePath); 11377 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11378 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11379 pkg.applicationInfo.setResourcePath(pkg.codePath); 11380 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11381 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11382 11383 return true; 11384 } 11385 11386 int doPostInstall(int status, int uid) { 11387 if (status == PackageManager.INSTALL_SUCCEEDED) { 11388 cleanUp(move.fromUuid); 11389 } else { 11390 cleanUp(move.toUuid); 11391 } 11392 return status; 11393 } 11394 11395 @Override 11396 String getCodePath() { 11397 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11398 } 11399 11400 @Override 11401 String getResourcePath() { 11402 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11403 } 11404 11405 private boolean cleanUp(String volumeUuid) { 11406 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11407 move.dataAppName); 11408 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11409 synchronized (mInstallLock) { 11410 // Clean up both app data and code 11411 removeDataDirsLI(volumeUuid, move.packageName); 11412 if (codeFile.isDirectory()) { 11413 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11414 } else { 11415 codeFile.delete(); 11416 } 11417 } 11418 return true; 11419 } 11420 11421 void cleanUpResourcesLI() { 11422 throw new UnsupportedOperationException(); 11423 } 11424 11425 boolean doPostDeleteLI(boolean delete) { 11426 throw new UnsupportedOperationException(); 11427 } 11428 } 11429 11430 static String getAsecPackageName(String packageCid) { 11431 int idx = packageCid.lastIndexOf("-"); 11432 if (idx == -1) { 11433 return packageCid; 11434 } 11435 return packageCid.substring(0, idx); 11436 } 11437 11438 // Utility method used to create code paths based on package name and available index. 11439 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11440 String idxStr = ""; 11441 int idx = 1; 11442 // Fall back to default value of idx=1 if prefix is not 11443 // part of oldCodePath 11444 if (oldCodePath != null) { 11445 String subStr = oldCodePath; 11446 // Drop the suffix right away 11447 if (suffix != null && subStr.endsWith(suffix)) { 11448 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11449 } 11450 // If oldCodePath already contains prefix find out the 11451 // ending index to either increment or decrement. 11452 int sidx = subStr.lastIndexOf(prefix); 11453 if (sidx != -1) { 11454 subStr = subStr.substring(sidx + prefix.length()); 11455 if (subStr != null) { 11456 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11457 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11458 } 11459 try { 11460 idx = Integer.parseInt(subStr); 11461 if (idx <= 1) { 11462 idx++; 11463 } else { 11464 idx--; 11465 } 11466 } catch(NumberFormatException e) { 11467 } 11468 } 11469 } 11470 } 11471 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11472 return prefix + idxStr; 11473 } 11474 11475 private File getNextCodePath(File targetDir, String packageName) { 11476 int suffix = 1; 11477 File result; 11478 do { 11479 result = new File(targetDir, packageName + "-" + suffix); 11480 suffix++; 11481 } while (result.exists()); 11482 return result; 11483 } 11484 11485 // Utility method that returns the relative package path with respect 11486 // to the installation directory. Like say for /data/data/com.test-1.apk 11487 // string com.test-1 is returned. 11488 static String deriveCodePathName(String codePath) { 11489 if (codePath == null) { 11490 return null; 11491 } 11492 final File codeFile = new File(codePath); 11493 final String name = codeFile.getName(); 11494 if (codeFile.isDirectory()) { 11495 return name; 11496 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11497 final int lastDot = name.lastIndexOf('.'); 11498 return name.substring(0, lastDot); 11499 } else { 11500 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11501 return null; 11502 } 11503 } 11504 11505 class PackageInstalledInfo { 11506 String name; 11507 int uid; 11508 // The set of users that originally had this package installed. 11509 int[] origUsers; 11510 // The set of users that now have this package installed. 11511 int[] newUsers; 11512 PackageParser.Package pkg; 11513 int returnCode; 11514 String returnMsg; 11515 PackageRemovedInfo removedInfo; 11516 11517 public void setError(int code, String msg) { 11518 returnCode = code; 11519 returnMsg = msg; 11520 Slog.w(TAG, msg); 11521 } 11522 11523 public void setError(String msg, PackageParserException e) { 11524 returnCode = e.error; 11525 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11526 Slog.w(TAG, msg, e); 11527 } 11528 11529 public void setError(String msg, PackageManagerException e) { 11530 returnCode = e.error; 11531 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11532 Slog.w(TAG, msg, e); 11533 } 11534 11535 // In some error cases we want to convey more info back to the observer 11536 String origPackage; 11537 String origPermission; 11538 } 11539 11540 /* 11541 * Install a non-existing package. 11542 */ 11543 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11544 UserHandle user, String installerPackageName, String volumeUuid, 11545 PackageInstalledInfo res) { 11546 // Remember this for later, in case we need to rollback this install 11547 String pkgName = pkg.packageName; 11548 11549 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11550 final boolean dataDirExists = Environment 11551 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11552 synchronized(mPackages) { 11553 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11554 // A package with the same name is already installed, though 11555 // it has been renamed to an older name. The package we 11556 // are trying to install should be installed as an update to 11557 // the existing one, but that has not been requested, so bail. 11558 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11559 + " without first uninstalling package running as " 11560 + mSettings.mRenamedPackages.get(pkgName)); 11561 return; 11562 } 11563 if (mPackages.containsKey(pkgName)) { 11564 // Don't allow installation over an existing package with the same name. 11565 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11566 + " without first uninstalling."); 11567 return; 11568 } 11569 } 11570 11571 try { 11572 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11573 System.currentTimeMillis(), user); 11574 11575 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11576 // delete the partially installed application. the data directory will have to be 11577 // restored if it was already existing 11578 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11579 // remove package from internal structures. Note that we want deletePackageX to 11580 // delete the package data and cache directories that it created in 11581 // scanPackageLocked, unless those directories existed before we even tried to 11582 // install. 11583 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11584 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11585 res.removedInfo, true); 11586 } 11587 11588 } catch (PackageManagerException e) { 11589 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11590 } 11591 } 11592 11593 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11594 // Can't rotate keys during boot or if sharedUser. 11595 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11596 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11597 return false; 11598 } 11599 // app is using upgradeKeySets; make sure all are valid 11600 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11601 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11602 for (int i = 0; i < upgradeKeySets.length; i++) { 11603 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11604 Slog.wtf(TAG, "Package " 11605 + (oldPs.name != null ? oldPs.name : "<null>") 11606 + " contains upgrade-key-set reference to unknown key-set: " 11607 + upgradeKeySets[i] 11608 + " reverting to signatures check."); 11609 return false; 11610 } 11611 } 11612 return true; 11613 } 11614 11615 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11616 // Upgrade keysets are being used. Determine if new package has a superset of the 11617 // required keys. 11618 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11619 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11620 for (int i = 0; i < upgradeKeySets.length; i++) { 11621 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11622 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11623 return true; 11624 } 11625 } 11626 return false; 11627 } 11628 11629 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11630 UserHandle user, String installerPackageName, String volumeUuid, 11631 PackageInstalledInfo res) { 11632 final PackageParser.Package oldPackage; 11633 final String pkgName = pkg.packageName; 11634 final int[] allUsers; 11635 final boolean[] perUserInstalled; 11636 final boolean weFroze; 11637 11638 // First find the old package info and check signatures 11639 synchronized(mPackages) { 11640 oldPackage = mPackages.get(pkgName); 11641 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11642 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11643 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11644 if(!checkUpgradeKeySetLP(ps, pkg)) { 11645 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11646 "New package not signed by keys specified by upgrade-keysets: " 11647 + pkgName); 11648 return; 11649 } 11650 } else { 11651 // default to original signature matching 11652 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11653 != PackageManager.SIGNATURE_MATCH) { 11654 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11655 "New package has a different signature: " + pkgName); 11656 return; 11657 } 11658 } 11659 11660 // In case of rollback, remember per-user/profile install state 11661 allUsers = sUserManager.getUserIds(); 11662 perUserInstalled = new boolean[allUsers.length]; 11663 for (int i = 0; i < allUsers.length; i++) { 11664 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11665 } 11666 11667 // Mark the app as frozen to prevent launching during the upgrade 11668 // process, and then kill all running instances 11669 if (!ps.frozen) { 11670 ps.frozen = true; 11671 weFroze = true; 11672 } else { 11673 weFroze = false; 11674 } 11675 } 11676 11677 // Now that we're guarded by frozen state, kill app during upgrade 11678 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11679 11680 try { 11681 boolean sysPkg = (isSystemApp(oldPackage)); 11682 if (sysPkg) { 11683 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11684 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11685 } else { 11686 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11687 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11688 } 11689 } finally { 11690 // Regardless of success or failure of upgrade steps above, always 11691 // unfreeze the package if we froze it 11692 if (weFroze) { 11693 unfreezePackage(pkgName); 11694 } 11695 } 11696 } 11697 11698 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11699 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11700 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11701 String volumeUuid, PackageInstalledInfo res) { 11702 String pkgName = deletedPackage.packageName; 11703 boolean deletedPkg = true; 11704 boolean updatedSettings = false; 11705 11706 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11707 + deletedPackage); 11708 long origUpdateTime; 11709 if (pkg.mExtras != null) { 11710 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11711 } else { 11712 origUpdateTime = 0; 11713 } 11714 11715 // First delete the existing package while retaining the data directory 11716 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11717 res.removedInfo, true)) { 11718 // If the existing package wasn't successfully deleted 11719 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11720 deletedPkg = false; 11721 } else { 11722 // Successfully deleted the old package; proceed with replace. 11723 11724 // If deleted package lived in a container, give users a chance to 11725 // relinquish resources before killing. 11726 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11727 if (DEBUG_INSTALL) { 11728 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11729 } 11730 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11731 final ArrayList<String> pkgList = new ArrayList<String>(1); 11732 pkgList.add(deletedPackage.applicationInfo.packageName); 11733 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11734 } 11735 11736 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11737 try { 11738 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11739 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11740 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11741 perUserInstalled, res, user); 11742 updatedSettings = true; 11743 } catch (PackageManagerException e) { 11744 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11745 } 11746 } 11747 11748 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11749 // remove package from internal structures. Note that we want deletePackageX to 11750 // delete the package data and cache directories that it created in 11751 // scanPackageLocked, unless those directories existed before we even tried to 11752 // install. 11753 if(updatedSettings) { 11754 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11755 deletePackageLI( 11756 pkgName, null, true, allUsers, perUserInstalled, 11757 PackageManager.DELETE_KEEP_DATA, 11758 res.removedInfo, true); 11759 } 11760 // Since we failed to install the new package we need to restore the old 11761 // package that we deleted. 11762 if (deletedPkg) { 11763 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11764 File restoreFile = new File(deletedPackage.codePath); 11765 // Parse old package 11766 boolean oldExternal = isExternal(deletedPackage); 11767 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11768 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11769 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11770 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11771 try { 11772 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11773 } catch (PackageManagerException e) { 11774 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11775 + e.getMessage()); 11776 return; 11777 } 11778 // Restore of old package succeeded. Update permissions. 11779 // writer 11780 synchronized (mPackages) { 11781 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11782 UPDATE_PERMISSIONS_ALL); 11783 // can downgrade to reader 11784 mSettings.writeLPr(); 11785 } 11786 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11787 } 11788 } 11789 } 11790 11791 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11792 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11793 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11794 String volumeUuid, PackageInstalledInfo res) { 11795 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11796 + ", old=" + deletedPackage); 11797 boolean disabledSystem = false; 11798 boolean updatedSettings = false; 11799 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11800 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11801 != 0) { 11802 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11803 } 11804 String packageName = deletedPackage.packageName; 11805 if (packageName == null) { 11806 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11807 "Attempt to delete null packageName."); 11808 return; 11809 } 11810 PackageParser.Package oldPkg; 11811 PackageSetting oldPkgSetting; 11812 // reader 11813 synchronized (mPackages) { 11814 oldPkg = mPackages.get(packageName); 11815 oldPkgSetting = mSettings.mPackages.get(packageName); 11816 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11817 (oldPkgSetting == null)) { 11818 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11819 "Couldn't find package:" + packageName + " information"); 11820 return; 11821 } 11822 } 11823 11824 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11825 res.removedInfo.removedPackage = packageName; 11826 // Remove existing system package 11827 removePackageLI(oldPkgSetting, true); 11828 // writer 11829 synchronized (mPackages) { 11830 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11831 if (!disabledSystem && deletedPackage != null) { 11832 // We didn't need to disable the .apk as a current system package, 11833 // which means we are replacing another update that is already 11834 // installed. We need to make sure to delete the older one's .apk. 11835 res.removedInfo.args = createInstallArgsForExisting(0, 11836 deletedPackage.applicationInfo.getCodePath(), 11837 deletedPackage.applicationInfo.getResourcePath(), 11838 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11839 } else { 11840 res.removedInfo.args = null; 11841 } 11842 } 11843 11844 // Successfully disabled the old package. Now proceed with re-installation 11845 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11846 11847 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11848 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11849 11850 PackageParser.Package newPackage = null; 11851 try { 11852 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11853 if (newPackage.mExtras != null) { 11854 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11855 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11856 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11857 11858 // is the update attempting to change shared user? that isn't going to work... 11859 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11860 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11861 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11862 + " to " + newPkgSetting.sharedUser); 11863 updatedSettings = true; 11864 } 11865 } 11866 11867 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11868 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11869 perUserInstalled, res, user); 11870 updatedSettings = true; 11871 } 11872 11873 } catch (PackageManagerException e) { 11874 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11875 } 11876 11877 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11878 // Re installation failed. Restore old information 11879 // Remove new pkg information 11880 if (newPackage != null) { 11881 removeInstalledPackageLI(newPackage, true); 11882 } 11883 // Add back the old system package 11884 try { 11885 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11886 } catch (PackageManagerException e) { 11887 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11888 } 11889 // Restore the old system information in Settings 11890 synchronized (mPackages) { 11891 if (disabledSystem) { 11892 mSettings.enableSystemPackageLPw(packageName); 11893 } 11894 if (updatedSettings) { 11895 mSettings.setInstallerPackageName(packageName, 11896 oldPkgSetting.installerPackageName); 11897 } 11898 mSettings.writeLPr(); 11899 } 11900 } 11901 } 11902 11903 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11904 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11905 UserHandle user) { 11906 String pkgName = newPackage.packageName; 11907 synchronized (mPackages) { 11908 //write settings. the installStatus will be incomplete at this stage. 11909 //note that the new package setting would have already been 11910 //added to mPackages. It hasn't been persisted yet. 11911 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11912 mSettings.writeLPr(); 11913 } 11914 11915 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11916 11917 synchronized (mPackages) { 11918 updatePermissionsLPw(newPackage.packageName, newPackage, 11919 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11920 ? UPDATE_PERMISSIONS_ALL : 0)); 11921 // For system-bundled packages, we assume that installing an upgraded version 11922 // of the package implies that the user actually wants to run that new code, 11923 // so we enable the package. 11924 PackageSetting ps = mSettings.mPackages.get(pkgName); 11925 if (ps != null) { 11926 if (isSystemApp(newPackage)) { 11927 // NB: implicit assumption that system package upgrades apply to all users 11928 if (DEBUG_INSTALL) { 11929 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11930 } 11931 if (res.origUsers != null) { 11932 for (int userHandle : res.origUsers) { 11933 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11934 userHandle, installerPackageName); 11935 } 11936 } 11937 // Also convey the prior install/uninstall state 11938 if (allUsers != null && perUserInstalled != null) { 11939 for (int i = 0; i < allUsers.length; i++) { 11940 if (DEBUG_INSTALL) { 11941 Slog.d(TAG, " user " + allUsers[i] 11942 + " => " + perUserInstalled[i]); 11943 } 11944 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11945 } 11946 // these install state changes will be persisted in the 11947 // upcoming call to mSettings.writeLPr(). 11948 } 11949 } 11950 // It's implied that when a user requests installation, they want the app to be 11951 // installed and enabled. 11952 int userId = user.getIdentifier(); 11953 if (userId != UserHandle.USER_ALL) { 11954 ps.setInstalled(true, userId); 11955 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11956 } 11957 } 11958 res.name = pkgName; 11959 res.uid = newPackage.applicationInfo.uid; 11960 res.pkg = newPackage; 11961 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11962 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11963 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11964 //to update install status 11965 mSettings.writeLPr(); 11966 } 11967 } 11968 11969 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11970 final int installFlags = args.installFlags; 11971 final String installerPackageName = args.installerPackageName; 11972 final String volumeUuid = args.volumeUuid; 11973 final File tmpPackageFile = new File(args.getCodePath()); 11974 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11975 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11976 || (args.volumeUuid != null)); 11977 boolean replace = false; 11978 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11979 if (args.move != null) { 11980 // moving a complete application; perfom an initial scan on the new install location 11981 scanFlags |= SCAN_INITIAL; 11982 } 11983 // Result object to be returned 11984 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11985 11986 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11987 // Retrieve PackageSettings and parse package 11988 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11989 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11990 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11991 PackageParser pp = new PackageParser(); 11992 pp.setSeparateProcesses(mSeparateProcesses); 11993 pp.setDisplayMetrics(mMetrics); 11994 11995 final PackageParser.Package pkg; 11996 try { 11997 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11998 } catch (PackageParserException e) { 11999 res.setError("Failed parse during installPackageLI", e); 12000 return; 12001 } 12002 12003 // Mark that we have an install time CPU ABI override. 12004 pkg.cpuAbiOverride = args.abiOverride; 12005 12006 String pkgName = res.name = pkg.packageName; 12007 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12008 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12009 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12010 return; 12011 } 12012 } 12013 12014 try { 12015 pp.collectCertificates(pkg, parseFlags); 12016 pp.collectManifestDigest(pkg); 12017 } catch (PackageParserException e) { 12018 res.setError("Failed collect during installPackageLI", e); 12019 return; 12020 } 12021 12022 /* If the installer passed in a manifest digest, compare it now. */ 12023 if (args.manifestDigest != null) { 12024 if (DEBUG_INSTALL) { 12025 final String parsedManifest = pkg.manifestDigest == null ? "null" 12026 : pkg.manifestDigest.toString(); 12027 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12028 + parsedManifest); 12029 } 12030 12031 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12032 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12033 return; 12034 } 12035 } else if (DEBUG_INSTALL) { 12036 final String parsedManifest = pkg.manifestDigest == null 12037 ? "null" : pkg.manifestDigest.toString(); 12038 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12039 } 12040 12041 // Get rid of all references to package scan path via parser. 12042 pp = null; 12043 String oldCodePath = null; 12044 boolean systemApp = false; 12045 synchronized (mPackages) { 12046 // Check if installing already existing package 12047 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12048 String oldName = mSettings.mRenamedPackages.get(pkgName); 12049 if (pkg.mOriginalPackages != null 12050 && pkg.mOriginalPackages.contains(oldName) 12051 && mPackages.containsKey(oldName)) { 12052 // This package is derived from an original package, 12053 // and this device has been updating from that original 12054 // name. We must continue using the original name, so 12055 // rename the new package here. 12056 pkg.setPackageName(oldName); 12057 pkgName = pkg.packageName; 12058 replace = true; 12059 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12060 + oldName + " pkgName=" + pkgName); 12061 } else if (mPackages.containsKey(pkgName)) { 12062 // This package, under its official name, already exists 12063 // on the device; we should replace it. 12064 replace = true; 12065 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12066 } 12067 12068 // Prevent apps opting out from runtime permissions 12069 if (replace) { 12070 PackageParser.Package oldPackage = mPackages.get(pkgName); 12071 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12072 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12073 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12074 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12075 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12076 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12077 + " doesn't support runtime permissions but the old" 12078 + " target SDK " + oldTargetSdk + " does."); 12079 return; 12080 } 12081 } 12082 } 12083 12084 PackageSetting ps = mSettings.mPackages.get(pkgName); 12085 if (ps != null) { 12086 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12087 12088 // Quick sanity check that we're signed correctly if updating; 12089 // we'll check this again later when scanning, but we want to 12090 // bail early here before tripping over redefined permissions. 12091 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12092 if (!checkUpgradeKeySetLP(ps, pkg)) { 12093 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12094 + pkg.packageName + " upgrade keys do not match the " 12095 + "previously installed version"); 12096 return; 12097 } 12098 } else { 12099 try { 12100 verifySignaturesLP(ps, pkg); 12101 } catch (PackageManagerException e) { 12102 res.setError(e.error, e.getMessage()); 12103 return; 12104 } 12105 } 12106 12107 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12108 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12109 systemApp = (ps.pkg.applicationInfo.flags & 12110 ApplicationInfo.FLAG_SYSTEM) != 0; 12111 } 12112 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12113 } 12114 12115 // Check whether the newly-scanned package wants to define an already-defined perm 12116 int N = pkg.permissions.size(); 12117 for (int i = N-1; i >= 0; i--) { 12118 PackageParser.Permission perm = pkg.permissions.get(i); 12119 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12120 if (bp != null) { 12121 // If the defining package is signed with our cert, it's okay. This 12122 // also includes the "updating the same package" case, of course. 12123 // "updating same package" could also involve key-rotation. 12124 final boolean sigsOk; 12125 if (bp.sourcePackage.equals(pkg.packageName) 12126 && (bp.packageSetting instanceof PackageSetting) 12127 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12128 scanFlags))) { 12129 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12130 } else { 12131 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12132 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12133 } 12134 if (!sigsOk) { 12135 // If the owning package is the system itself, we log but allow 12136 // install to proceed; we fail the install on all other permission 12137 // redefinitions. 12138 if (!bp.sourcePackage.equals("android")) { 12139 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12140 + pkg.packageName + " attempting to redeclare permission " 12141 + perm.info.name + " already owned by " + bp.sourcePackage); 12142 res.origPermission = perm.info.name; 12143 res.origPackage = bp.sourcePackage; 12144 return; 12145 } else { 12146 Slog.w(TAG, "Package " + pkg.packageName 12147 + " attempting to redeclare system permission " 12148 + perm.info.name + "; ignoring new declaration"); 12149 pkg.permissions.remove(i); 12150 } 12151 } 12152 } 12153 } 12154 12155 } 12156 12157 if (systemApp && onExternal) { 12158 // Disable updates to system apps on sdcard 12159 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12160 "Cannot install updates to system apps on sdcard"); 12161 return; 12162 } 12163 12164 if (args.move != null) { 12165 // We did an in-place move, so dex is ready to roll 12166 scanFlags |= SCAN_NO_DEX; 12167 scanFlags |= SCAN_MOVE; 12168 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12169 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12170 scanFlags |= SCAN_NO_DEX; 12171 12172 try { 12173 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12174 true /* extract libs */); 12175 } catch (PackageManagerException pme) { 12176 Slog.e(TAG, "Error deriving application ABI", pme); 12177 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12178 return; 12179 } 12180 12181 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12182 int result = mPackageDexOptimizer 12183 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12184 false /* defer */, false /* inclDependencies */); 12185 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12186 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12187 return; 12188 } 12189 } 12190 12191 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12192 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12193 return; 12194 } 12195 12196 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12197 12198 if (replace) { 12199 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12200 installerPackageName, volumeUuid, res); 12201 } else { 12202 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12203 args.user, installerPackageName, volumeUuid, res); 12204 } 12205 synchronized (mPackages) { 12206 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12207 if (ps != null) { 12208 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12209 } 12210 } 12211 } 12212 12213 private void startIntentFilterVerifications(int userId, boolean replacing, 12214 PackageParser.Package pkg) { 12215 if (mIntentFilterVerifierComponent == null) { 12216 Slog.w(TAG, "No IntentFilter verification will not be done as " 12217 + "there is no IntentFilterVerifier available!"); 12218 return; 12219 } 12220 12221 final int verifierUid = getPackageUid( 12222 mIntentFilterVerifierComponent.getPackageName(), 12223 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12224 12225 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12226 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12227 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12228 mHandler.sendMessage(msg); 12229 } 12230 12231 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12232 PackageParser.Package pkg) { 12233 int size = pkg.activities.size(); 12234 if (size == 0) { 12235 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12236 "No activity, so no need to verify any IntentFilter!"); 12237 return; 12238 } 12239 12240 final boolean hasDomainURLs = hasDomainURLs(pkg); 12241 if (!hasDomainURLs) { 12242 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12243 "No domain URLs, so no need to verify any IntentFilter!"); 12244 return; 12245 } 12246 12247 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12248 + " if any IntentFilter from the " + size 12249 + " Activities needs verification ..."); 12250 12251 int count = 0; 12252 final String packageName = pkg.packageName; 12253 12254 synchronized (mPackages) { 12255 // If this is a new install and we see that we've already run verification for this 12256 // package, we have nothing to do: it means the state was restored from backup. 12257 if (!replacing) { 12258 IntentFilterVerificationInfo ivi = 12259 mSettings.getIntentFilterVerificationLPr(packageName); 12260 if (ivi != null) { 12261 if (DEBUG_DOMAIN_VERIFICATION) { 12262 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12263 + ivi.getStatusString()); 12264 } 12265 return; 12266 } 12267 } 12268 12269 // If any filters need to be verified, then all need to be. 12270 boolean needToVerify = false; 12271 for (PackageParser.Activity a : pkg.activities) { 12272 for (ActivityIntentInfo filter : a.intents) { 12273 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12274 if (DEBUG_DOMAIN_VERIFICATION) { 12275 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12276 } 12277 needToVerify = true; 12278 break; 12279 } 12280 } 12281 } 12282 12283 if (needToVerify) { 12284 final int verificationId = mIntentFilterVerificationToken++; 12285 for (PackageParser.Activity a : pkg.activities) { 12286 for (ActivityIntentInfo filter : a.intents) { 12287 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12288 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12289 "Verification needed for IntentFilter:" + filter.toString()); 12290 mIntentFilterVerifier.addOneIntentFilterVerification( 12291 verifierUid, userId, verificationId, filter, packageName); 12292 count++; 12293 } 12294 } 12295 } 12296 } 12297 } 12298 12299 if (count > 0) { 12300 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12301 + " IntentFilter verification" + (count > 1 ? "s" : "") 12302 + " for userId:" + userId); 12303 mIntentFilterVerifier.startVerifications(userId); 12304 } else { 12305 if (DEBUG_DOMAIN_VERIFICATION) { 12306 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12307 } 12308 } 12309 } 12310 12311 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12312 final ComponentName cn = filter.activity.getComponentName(); 12313 final String packageName = cn.getPackageName(); 12314 12315 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12316 packageName); 12317 if (ivi == null) { 12318 return true; 12319 } 12320 int status = ivi.getStatus(); 12321 switch (status) { 12322 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12323 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12324 return true; 12325 12326 default: 12327 // Nothing to do 12328 return false; 12329 } 12330 } 12331 12332 private static boolean isMultiArch(PackageSetting ps) { 12333 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12334 } 12335 12336 private static boolean isMultiArch(ApplicationInfo info) { 12337 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12338 } 12339 12340 private static boolean isExternal(PackageParser.Package pkg) { 12341 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12342 } 12343 12344 private static boolean isExternal(PackageSetting ps) { 12345 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12346 } 12347 12348 private static boolean isExternal(ApplicationInfo info) { 12349 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12350 } 12351 12352 private static boolean isSystemApp(PackageParser.Package pkg) { 12353 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12354 } 12355 12356 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12357 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12358 } 12359 12360 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12361 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12362 } 12363 12364 private static boolean isSystemApp(PackageSetting ps) { 12365 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12366 } 12367 12368 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12369 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12370 } 12371 12372 private int packageFlagsToInstallFlags(PackageSetting ps) { 12373 int installFlags = 0; 12374 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12375 // This existing package was an external ASEC install when we have 12376 // the external flag without a UUID 12377 installFlags |= PackageManager.INSTALL_EXTERNAL; 12378 } 12379 if (ps.isForwardLocked()) { 12380 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12381 } 12382 return installFlags; 12383 } 12384 12385 private void deleteTempPackageFiles() { 12386 final FilenameFilter filter = new FilenameFilter() { 12387 public boolean accept(File dir, String name) { 12388 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12389 } 12390 }; 12391 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12392 file.delete(); 12393 } 12394 } 12395 12396 @Override 12397 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12398 int flags) { 12399 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12400 flags); 12401 } 12402 12403 @Override 12404 public void deletePackage(final String packageName, 12405 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12406 mContext.enforceCallingOrSelfPermission( 12407 android.Manifest.permission.DELETE_PACKAGES, null); 12408 Preconditions.checkNotNull(packageName); 12409 Preconditions.checkNotNull(observer); 12410 final int uid = Binder.getCallingUid(); 12411 if (UserHandle.getUserId(uid) != userId) { 12412 mContext.enforceCallingPermission( 12413 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12414 "deletePackage for user " + userId); 12415 } 12416 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12417 try { 12418 observer.onPackageDeleted(packageName, 12419 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12420 } catch (RemoteException re) { 12421 } 12422 return; 12423 } 12424 12425 boolean uninstallBlocked = false; 12426 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12427 int[] users = sUserManager.getUserIds(); 12428 for (int i = 0; i < users.length; ++i) { 12429 if (getBlockUninstallForUser(packageName, users[i])) { 12430 uninstallBlocked = true; 12431 break; 12432 } 12433 } 12434 } else { 12435 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12436 } 12437 if (uninstallBlocked) { 12438 try { 12439 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12440 null); 12441 } catch (RemoteException re) { 12442 } 12443 return; 12444 } 12445 12446 if (DEBUG_REMOVE) { 12447 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12448 } 12449 // Queue up an async operation since the package deletion may take a little while. 12450 mHandler.post(new Runnable() { 12451 public void run() { 12452 mHandler.removeCallbacks(this); 12453 final int returnCode = deletePackageX(packageName, userId, flags); 12454 if (observer != null) { 12455 try { 12456 observer.onPackageDeleted(packageName, returnCode, null); 12457 } catch (RemoteException e) { 12458 Log.i(TAG, "Observer no longer exists."); 12459 } //end catch 12460 } //end if 12461 } //end run 12462 }); 12463 } 12464 12465 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12466 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12467 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12468 try { 12469 if (dpm != null) { 12470 if (dpm.isDeviceOwner(packageName)) { 12471 return true; 12472 } 12473 int[] users; 12474 if (userId == UserHandle.USER_ALL) { 12475 users = sUserManager.getUserIds(); 12476 } else { 12477 users = new int[]{userId}; 12478 } 12479 for (int i = 0; i < users.length; ++i) { 12480 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12481 return true; 12482 } 12483 } 12484 } 12485 } catch (RemoteException e) { 12486 } 12487 return false; 12488 } 12489 12490 /** 12491 * This method is an internal method that could be get invoked either 12492 * to delete an installed package or to clean up a failed installation. 12493 * After deleting an installed package, a broadcast is sent to notify any 12494 * listeners that the package has been installed. For cleaning up a failed 12495 * installation, the broadcast is not necessary since the package's 12496 * installation wouldn't have sent the initial broadcast either 12497 * The key steps in deleting a package are 12498 * deleting the package information in internal structures like mPackages, 12499 * deleting the packages base directories through installd 12500 * updating mSettings to reflect current status 12501 * persisting settings for later use 12502 * sending a broadcast if necessary 12503 */ 12504 private int deletePackageX(String packageName, int userId, int flags) { 12505 final PackageRemovedInfo info = new PackageRemovedInfo(); 12506 final boolean res; 12507 12508 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12509 ? UserHandle.ALL : new UserHandle(userId); 12510 12511 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12512 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12513 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12514 } 12515 12516 boolean removedForAllUsers = false; 12517 boolean systemUpdate = false; 12518 12519 // for the uninstall-updates case and restricted profiles, remember the per- 12520 // userhandle installed state 12521 int[] allUsers; 12522 boolean[] perUserInstalled; 12523 synchronized (mPackages) { 12524 PackageSetting ps = mSettings.mPackages.get(packageName); 12525 allUsers = sUserManager.getUserIds(); 12526 perUserInstalled = new boolean[allUsers.length]; 12527 for (int i = 0; i < allUsers.length; i++) { 12528 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12529 } 12530 } 12531 12532 synchronized (mInstallLock) { 12533 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12534 res = deletePackageLI(packageName, removeForUser, 12535 true, allUsers, perUserInstalled, 12536 flags | REMOVE_CHATTY, info, true); 12537 systemUpdate = info.isRemovedPackageSystemUpdate; 12538 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12539 removedForAllUsers = true; 12540 } 12541 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12542 + " removedForAllUsers=" + removedForAllUsers); 12543 } 12544 12545 if (res) { 12546 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12547 12548 // If the removed package was a system update, the old system package 12549 // was re-enabled; we need to broadcast this information 12550 if (systemUpdate) { 12551 Bundle extras = new Bundle(1); 12552 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12553 ? info.removedAppId : info.uid); 12554 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12555 12556 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12557 extras, null, null, null); 12558 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12559 extras, null, null, null); 12560 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12561 null, packageName, null, null); 12562 } 12563 } 12564 // Force a gc here. 12565 Runtime.getRuntime().gc(); 12566 // Delete the resources here after sending the broadcast to let 12567 // other processes clean up before deleting resources. 12568 if (info.args != null) { 12569 synchronized (mInstallLock) { 12570 info.args.doPostDeleteLI(true); 12571 } 12572 } 12573 12574 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12575 } 12576 12577 class PackageRemovedInfo { 12578 String removedPackage; 12579 int uid = -1; 12580 int removedAppId = -1; 12581 int[] removedUsers = null; 12582 boolean isRemovedPackageSystemUpdate = false; 12583 // Clean up resources deleted packages. 12584 InstallArgs args = null; 12585 12586 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12587 Bundle extras = new Bundle(1); 12588 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12589 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12590 if (replacing) { 12591 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12592 } 12593 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12594 if (removedPackage != null) { 12595 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12596 extras, null, null, removedUsers); 12597 if (fullRemove && !replacing) { 12598 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12599 extras, null, null, removedUsers); 12600 } 12601 } 12602 if (removedAppId >= 0) { 12603 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12604 removedUsers); 12605 } 12606 } 12607 } 12608 12609 /* 12610 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12611 * flag is not set, the data directory is removed as well. 12612 * make sure this flag is set for partially installed apps. If not its meaningless to 12613 * delete a partially installed application. 12614 */ 12615 private void removePackageDataLI(PackageSetting ps, 12616 int[] allUserHandles, boolean[] perUserInstalled, 12617 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12618 String packageName = ps.name; 12619 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12620 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12621 // Retrieve object to delete permissions for shared user later on 12622 final PackageSetting deletedPs; 12623 // reader 12624 synchronized (mPackages) { 12625 deletedPs = mSettings.mPackages.get(packageName); 12626 if (outInfo != null) { 12627 outInfo.removedPackage = packageName; 12628 outInfo.removedUsers = deletedPs != null 12629 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12630 : null; 12631 } 12632 } 12633 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12634 removeDataDirsLI(ps.volumeUuid, packageName); 12635 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12636 } 12637 // writer 12638 synchronized (mPackages) { 12639 if (deletedPs != null) { 12640 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12641 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12642 clearDefaultBrowserIfNeeded(packageName); 12643 if (outInfo != null) { 12644 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12645 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12646 } 12647 updatePermissionsLPw(deletedPs.name, null, 0); 12648 if (deletedPs.sharedUser != null) { 12649 // Remove permissions associated with package. Since runtime 12650 // permissions are per user we have to kill the removed package 12651 // or packages running under the shared user of the removed 12652 // package if revoking the permissions requested only by the removed 12653 // package is successful and this causes a change in gids. 12654 for (int userId : UserManagerService.getInstance().getUserIds()) { 12655 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12656 userId); 12657 if (userIdToKill == UserHandle.USER_ALL 12658 || userIdToKill >= UserHandle.USER_OWNER) { 12659 // If gids changed for this user, kill all affected packages. 12660 mHandler.post(new Runnable() { 12661 @Override 12662 public void run() { 12663 // This has to happen with no lock held. 12664 killSettingPackagesForUser(deletedPs, userIdToKill, 12665 KILL_APP_REASON_GIDS_CHANGED); 12666 } 12667 }); 12668 break; 12669 } 12670 } 12671 } 12672 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12673 } 12674 // make sure to preserve per-user disabled state if this removal was just 12675 // a downgrade of a system app to the factory package 12676 if (allUserHandles != null && perUserInstalled != null) { 12677 if (DEBUG_REMOVE) { 12678 Slog.d(TAG, "Propagating install state across downgrade"); 12679 } 12680 for (int i = 0; i < allUserHandles.length; i++) { 12681 if (DEBUG_REMOVE) { 12682 Slog.d(TAG, " user " + allUserHandles[i] 12683 + " => " + perUserInstalled[i]); 12684 } 12685 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12686 } 12687 } 12688 } 12689 // can downgrade to reader 12690 if (writeSettings) { 12691 // Save settings now 12692 mSettings.writeLPr(); 12693 } 12694 } 12695 if (outInfo != null) { 12696 // A user ID was deleted here. Go through all users and remove it 12697 // from KeyStore. 12698 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12699 } 12700 } 12701 12702 static boolean locationIsPrivileged(File path) { 12703 try { 12704 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12705 .getCanonicalPath(); 12706 return path.getCanonicalPath().startsWith(privilegedAppDir); 12707 } catch (IOException e) { 12708 Slog.e(TAG, "Unable to access code path " + path); 12709 } 12710 return false; 12711 } 12712 12713 /* 12714 * Tries to delete system package. 12715 */ 12716 private boolean deleteSystemPackageLI(PackageSetting newPs, 12717 int[] allUserHandles, boolean[] perUserInstalled, 12718 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12719 final boolean applyUserRestrictions 12720 = (allUserHandles != null) && (perUserInstalled != null); 12721 PackageSetting disabledPs = null; 12722 // Confirm if the system package has been updated 12723 // An updated system app can be deleted. This will also have to restore 12724 // the system pkg from system partition 12725 // reader 12726 synchronized (mPackages) { 12727 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12728 } 12729 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12730 + " disabledPs=" + disabledPs); 12731 if (disabledPs == null) { 12732 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12733 return false; 12734 } else if (DEBUG_REMOVE) { 12735 Slog.d(TAG, "Deleting system pkg from data partition"); 12736 } 12737 if (DEBUG_REMOVE) { 12738 if (applyUserRestrictions) { 12739 Slog.d(TAG, "Remembering install states:"); 12740 for (int i = 0; i < allUserHandles.length; i++) { 12741 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12742 } 12743 } 12744 } 12745 // Delete the updated package 12746 outInfo.isRemovedPackageSystemUpdate = true; 12747 if (disabledPs.versionCode < newPs.versionCode) { 12748 // Delete data for downgrades 12749 flags &= ~PackageManager.DELETE_KEEP_DATA; 12750 } else { 12751 // Preserve data by setting flag 12752 flags |= PackageManager.DELETE_KEEP_DATA; 12753 } 12754 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12755 allUserHandles, perUserInstalled, outInfo, writeSettings); 12756 if (!ret) { 12757 return false; 12758 } 12759 // writer 12760 synchronized (mPackages) { 12761 // Reinstate the old system package 12762 mSettings.enableSystemPackageLPw(newPs.name); 12763 // Remove any native libraries from the upgraded package. 12764 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12765 } 12766 // Install the system package 12767 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12768 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12769 if (locationIsPrivileged(disabledPs.codePath)) { 12770 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12771 } 12772 12773 final PackageParser.Package newPkg; 12774 try { 12775 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12776 } catch (PackageManagerException e) { 12777 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12778 return false; 12779 } 12780 12781 // writer 12782 synchronized (mPackages) { 12783 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12784 updatePermissionsLPw(newPkg.packageName, newPkg, 12785 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12786 if (applyUserRestrictions) { 12787 if (DEBUG_REMOVE) { 12788 Slog.d(TAG, "Propagating install state across reinstall"); 12789 } 12790 for (int i = 0; i < allUserHandles.length; i++) { 12791 if (DEBUG_REMOVE) { 12792 Slog.d(TAG, " user " + allUserHandles[i] 12793 + " => " + perUserInstalled[i]); 12794 } 12795 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12796 } 12797 // Regardless of writeSettings we need to ensure that this restriction 12798 // state propagation is persisted 12799 mSettings.writeAllUsersPackageRestrictionsLPr(); 12800 } 12801 // can downgrade to reader here 12802 if (writeSettings) { 12803 mSettings.writeLPr(); 12804 } 12805 } 12806 return true; 12807 } 12808 12809 private boolean deleteInstalledPackageLI(PackageSetting ps, 12810 boolean deleteCodeAndResources, int flags, 12811 int[] allUserHandles, boolean[] perUserInstalled, 12812 PackageRemovedInfo outInfo, boolean writeSettings) { 12813 if (outInfo != null) { 12814 outInfo.uid = ps.appId; 12815 } 12816 12817 // Delete package data from internal structures and also remove data if flag is set 12818 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12819 12820 // Delete application code and resources 12821 if (deleteCodeAndResources && (outInfo != null)) { 12822 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12823 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12824 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12825 } 12826 return true; 12827 } 12828 12829 @Override 12830 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12831 int userId) { 12832 mContext.enforceCallingOrSelfPermission( 12833 android.Manifest.permission.DELETE_PACKAGES, null); 12834 synchronized (mPackages) { 12835 PackageSetting ps = mSettings.mPackages.get(packageName); 12836 if (ps == null) { 12837 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12838 return false; 12839 } 12840 if (!ps.getInstalled(userId)) { 12841 // Can't block uninstall for an app that is not installed or enabled. 12842 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12843 return false; 12844 } 12845 ps.setBlockUninstall(blockUninstall, userId); 12846 mSettings.writePackageRestrictionsLPr(userId); 12847 } 12848 return true; 12849 } 12850 12851 @Override 12852 public boolean getBlockUninstallForUser(String packageName, int userId) { 12853 synchronized (mPackages) { 12854 PackageSetting ps = mSettings.mPackages.get(packageName); 12855 if (ps == null) { 12856 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12857 return false; 12858 } 12859 return ps.getBlockUninstall(userId); 12860 } 12861 } 12862 12863 /* 12864 * This method handles package deletion in general 12865 */ 12866 private boolean deletePackageLI(String packageName, UserHandle user, 12867 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12868 int flags, PackageRemovedInfo outInfo, 12869 boolean writeSettings) { 12870 if (packageName == null) { 12871 Slog.w(TAG, "Attempt to delete null packageName."); 12872 return false; 12873 } 12874 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12875 PackageSetting ps; 12876 boolean dataOnly = false; 12877 int removeUser = -1; 12878 int appId = -1; 12879 synchronized (mPackages) { 12880 ps = mSettings.mPackages.get(packageName); 12881 if (ps == null) { 12882 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12883 return false; 12884 } 12885 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12886 && user.getIdentifier() != UserHandle.USER_ALL) { 12887 // The caller is asking that the package only be deleted for a single 12888 // user. To do this, we just mark its uninstalled state and delete 12889 // its data. If this is a system app, we only allow this to happen if 12890 // they have set the special DELETE_SYSTEM_APP which requests different 12891 // semantics than normal for uninstalling system apps. 12892 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12893 ps.setUserState(user.getIdentifier(), 12894 COMPONENT_ENABLED_STATE_DEFAULT, 12895 false, //installed 12896 true, //stopped 12897 true, //notLaunched 12898 false, //hidden 12899 null, null, null, 12900 false, // blockUninstall 12901 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12902 if (!isSystemApp(ps)) { 12903 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12904 // Other user still have this package installed, so all 12905 // we need to do is clear this user's data and save that 12906 // it is uninstalled. 12907 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12908 removeUser = user.getIdentifier(); 12909 appId = ps.appId; 12910 scheduleWritePackageRestrictionsLocked(removeUser); 12911 } else { 12912 // We need to set it back to 'installed' so the uninstall 12913 // broadcasts will be sent correctly. 12914 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12915 ps.setInstalled(true, user.getIdentifier()); 12916 } 12917 } else { 12918 // This is a system app, so we assume that the 12919 // other users still have this package installed, so all 12920 // we need to do is clear this user's data and save that 12921 // it is uninstalled. 12922 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12923 removeUser = user.getIdentifier(); 12924 appId = ps.appId; 12925 scheduleWritePackageRestrictionsLocked(removeUser); 12926 } 12927 } 12928 } 12929 12930 if (removeUser >= 0) { 12931 // From above, we determined that we are deleting this only 12932 // for a single user. Continue the work here. 12933 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12934 if (outInfo != null) { 12935 outInfo.removedPackage = packageName; 12936 outInfo.removedAppId = appId; 12937 outInfo.removedUsers = new int[] {removeUser}; 12938 } 12939 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12940 removeKeystoreDataIfNeeded(removeUser, appId); 12941 schedulePackageCleaning(packageName, removeUser, false); 12942 synchronized (mPackages) { 12943 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12944 scheduleWritePackageRestrictionsLocked(removeUser); 12945 } 12946 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12947 removeUser); 12948 } 12949 return true; 12950 } 12951 12952 if (dataOnly) { 12953 // Delete application data first 12954 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12955 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12956 return true; 12957 } 12958 12959 boolean ret = false; 12960 if (isSystemApp(ps)) { 12961 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12962 // When an updated system application is deleted we delete the existing resources as well and 12963 // fall back to existing code in system partition 12964 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12965 flags, outInfo, writeSettings); 12966 } else { 12967 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12968 // Kill application pre-emptively especially for apps on sd. 12969 killApplication(packageName, ps.appId, "uninstall pkg"); 12970 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12971 allUserHandles, perUserInstalled, 12972 outInfo, writeSettings); 12973 } 12974 12975 return ret; 12976 } 12977 12978 private final class ClearStorageConnection implements ServiceConnection { 12979 IMediaContainerService mContainerService; 12980 12981 @Override 12982 public void onServiceConnected(ComponentName name, IBinder service) { 12983 synchronized (this) { 12984 mContainerService = IMediaContainerService.Stub.asInterface(service); 12985 notifyAll(); 12986 } 12987 } 12988 12989 @Override 12990 public void onServiceDisconnected(ComponentName name) { 12991 } 12992 } 12993 12994 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12995 final boolean mounted; 12996 if (Environment.isExternalStorageEmulated()) { 12997 mounted = true; 12998 } else { 12999 final String status = Environment.getExternalStorageState(); 13000 13001 mounted = status.equals(Environment.MEDIA_MOUNTED) 13002 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13003 } 13004 13005 if (!mounted) { 13006 return; 13007 } 13008 13009 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13010 int[] users; 13011 if (userId == UserHandle.USER_ALL) { 13012 users = sUserManager.getUserIds(); 13013 } else { 13014 users = new int[] { userId }; 13015 } 13016 final ClearStorageConnection conn = new ClearStorageConnection(); 13017 if (mContext.bindServiceAsUser( 13018 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13019 try { 13020 for (int curUser : users) { 13021 long timeout = SystemClock.uptimeMillis() + 5000; 13022 synchronized (conn) { 13023 long now = SystemClock.uptimeMillis(); 13024 while (conn.mContainerService == null && now < timeout) { 13025 try { 13026 conn.wait(timeout - now); 13027 } catch (InterruptedException e) { 13028 } 13029 } 13030 } 13031 if (conn.mContainerService == null) { 13032 return; 13033 } 13034 13035 final UserEnvironment userEnv = new UserEnvironment(curUser); 13036 clearDirectory(conn.mContainerService, 13037 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13038 if (allData) { 13039 clearDirectory(conn.mContainerService, 13040 userEnv.buildExternalStorageAppDataDirs(packageName)); 13041 clearDirectory(conn.mContainerService, 13042 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13043 } 13044 } 13045 } finally { 13046 mContext.unbindService(conn); 13047 } 13048 } 13049 } 13050 13051 @Override 13052 public void clearApplicationUserData(final String packageName, 13053 final IPackageDataObserver observer, final int userId) { 13054 mContext.enforceCallingOrSelfPermission( 13055 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13056 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13057 // Queue up an async operation since the package deletion may take a little while. 13058 mHandler.post(new Runnable() { 13059 public void run() { 13060 mHandler.removeCallbacks(this); 13061 final boolean succeeded; 13062 synchronized (mInstallLock) { 13063 succeeded = clearApplicationUserDataLI(packageName, userId); 13064 } 13065 clearExternalStorageDataSync(packageName, userId, true); 13066 if (succeeded) { 13067 // invoke DeviceStorageMonitor's update method to clear any notifications 13068 DeviceStorageMonitorInternal 13069 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13070 if (dsm != null) { 13071 dsm.checkMemory(); 13072 } 13073 } 13074 if(observer != null) { 13075 try { 13076 observer.onRemoveCompleted(packageName, succeeded); 13077 } catch (RemoteException e) { 13078 Log.i(TAG, "Observer no longer exists."); 13079 } 13080 } //end if observer 13081 } //end run 13082 }); 13083 } 13084 13085 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13086 if (packageName == null) { 13087 Slog.w(TAG, "Attempt to delete null packageName."); 13088 return false; 13089 } 13090 13091 // Try finding details about the requested package 13092 PackageParser.Package pkg; 13093 synchronized (mPackages) { 13094 pkg = mPackages.get(packageName); 13095 if (pkg == null) { 13096 final PackageSetting ps = mSettings.mPackages.get(packageName); 13097 if (ps != null) { 13098 pkg = ps.pkg; 13099 } 13100 } 13101 13102 if (pkg == null) { 13103 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13104 return false; 13105 } 13106 13107 PackageSetting ps = (PackageSetting) pkg.mExtras; 13108 PermissionsState permissionsState = ps.getPermissionsState(); 13109 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 13110 } 13111 13112 // Always delete data directories for package, even if we found no other 13113 // record of app. This helps users recover from UID mismatches without 13114 // resorting to a full data wipe. 13115 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13116 if (retCode < 0) { 13117 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13118 return false; 13119 } 13120 13121 final int appId = pkg.applicationInfo.uid; 13122 removeKeystoreDataIfNeeded(userId, appId); 13123 13124 // Create a native library symlink only if we have native libraries 13125 // and if the native libraries are 32 bit libraries. We do not provide 13126 // this symlink for 64 bit libraries. 13127 if (pkg.applicationInfo.primaryCpuAbi != null && 13128 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13129 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13130 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13131 nativeLibPath, userId) < 0) { 13132 Slog.w(TAG, "Failed linking native library dir"); 13133 return false; 13134 } 13135 } 13136 13137 return true; 13138 } 13139 13140 13141 /** 13142 * Revokes granted runtime permissions and clears resettable flags 13143 * which are flags that can be set by a user interaction. 13144 * 13145 * @param permissionsState The permission state to reset. 13146 * @param userId The device user for which to do a reset. 13147 */ 13148 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13149 PermissionsState permissionsState, int userId) { 13150 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13151 | PackageManager.FLAG_PERMISSION_USER_FIXED 13152 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13153 13154 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13155 } 13156 13157 /** 13158 * Revokes granted runtime permissions and clears all flags. 13159 * 13160 * @param permissionsState The permission state to reset. 13161 * @param userId The device user for which to do a reset. 13162 */ 13163 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13164 PermissionsState permissionsState, int userId) { 13165 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13166 PackageManager.MASK_PERMISSION_FLAGS); 13167 } 13168 13169 /** 13170 * Revokes granted runtime permissions and clears certain flags. 13171 * 13172 * @param permissionsState The permission state to reset. 13173 * @param userId The device user for which to do a reset. 13174 * @param flags The flags that is going to be reset. 13175 */ 13176 private void revokeRuntimePermissionsAndClearFlagsLocked( 13177 PermissionsState permissionsState, final int userId, int flags) { 13178 boolean needsWrite = false; 13179 13180 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13181 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13182 if (bp != null) { 13183 permissionsState.revokeRuntimePermission(bp, userId); 13184 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13185 needsWrite = true; 13186 } 13187 } 13188 13189 // Ensure default permissions are never cleared. 13190 mHandler.post(new Runnable() { 13191 @Override 13192 public void run() { 13193 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13194 } 13195 }); 13196 13197 if (needsWrite) { 13198 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13199 } 13200 } 13201 13202 /** 13203 * Remove entries from the keystore daemon. Will only remove it if the 13204 * {@code appId} is valid. 13205 */ 13206 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13207 if (appId < 0) { 13208 return; 13209 } 13210 13211 final KeyStore keyStore = KeyStore.getInstance(); 13212 if (keyStore != null) { 13213 if (userId == UserHandle.USER_ALL) { 13214 for (final int individual : sUserManager.getUserIds()) { 13215 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13216 } 13217 } else { 13218 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13219 } 13220 } else { 13221 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13222 } 13223 } 13224 13225 @Override 13226 public void deleteApplicationCacheFiles(final String packageName, 13227 final IPackageDataObserver observer) { 13228 mContext.enforceCallingOrSelfPermission( 13229 android.Manifest.permission.DELETE_CACHE_FILES, null); 13230 // Queue up an async operation since the package deletion may take a little while. 13231 final int userId = UserHandle.getCallingUserId(); 13232 mHandler.post(new Runnable() { 13233 public void run() { 13234 mHandler.removeCallbacks(this); 13235 final boolean succeded; 13236 synchronized (mInstallLock) { 13237 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13238 } 13239 clearExternalStorageDataSync(packageName, userId, false); 13240 if (observer != null) { 13241 try { 13242 observer.onRemoveCompleted(packageName, succeded); 13243 } catch (RemoteException e) { 13244 Log.i(TAG, "Observer no longer exists."); 13245 } 13246 } //end if observer 13247 } //end run 13248 }); 13249 } 13250 13251 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13252 if (packageName == null) { 13253 Slog.w(TAG, "Attempt to delete null packageName."); 13254 return false; 13255 } 13256 PackageParser.Package p; 13257 synchronized (mPackages) { 13258 p = mPackages.get(packageName); 13259 } 13260 if (p == null) { 13261 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13262 return false; 13263 } 13264 final ApplicationInfo applicationInfo = p.applicationInfo; 13265 if (applicationInfo == null) { 13266 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13267 return false; 13268 } 13269 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13270 if (retCode < 0) { 13271 Slog.w(TAG, "Couldn't remove cache files for package: " 13272 + packageName + " u" + userId); 13273 return false; 13274 } 13275 return true; 13276 } 13277 13278 @Override 13279 public void getPackageSizeInfo(final String packageName, int userHandle, 13280 final IPackageStatsObserver observer) { 13281 mContext.enforceCallingOrSelfPermission( 13282 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13283 if (packageName == null) { 13284 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13285 } 13286 13287 PackageStats stats = new PackageStats(packageName, userHandle); 13288 13289 /* 13290 * Queue up an async operation since the package measurement may take a 13291 * little while. 13292 */ 13293 Message msg = mHandler.obtainMessage(INIT_COPY); 13294 msg.obj = new MeasureParams(stats, observer); 13295 mHandler.sendMessage(msg); 13296 } 13297 13298 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13299 PackageStats pStats) { 13300 if (packageName == null) { 13301 Slog.w(TAG, "Attempt to get size of null packageName."); 13302 return false; 13303 } 13304 PackageParser.Package p; 13305 boolean dataOnly = false; 13306 String libDirRoot = null; 13307 String asecPath = null; 13308 PackageSetting ps = null; 13309 synchronized (mPackages) { 13310 p = mPackages.get(packageName); 13311 ps = mSettings.mPackages.get(packageName); 13312 if(p == null) { 13313 dataOnly = true; 13314 if((ps == null) || (ps.pkg == null)) { 13315 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13316 return false; 13317 } 13318 p = ps.pkg; 13319 } 13320 if (ps != null) { 13321 libDirRoot = ps.legacyNativeLibraryPathString; 13322 } 13323 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13324 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13325 if (secureContainerId != null) { 13326 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13327 } 13328 } 13329 } 13330 String publicSrcDir = null; 13331 if(!dataOnly) { 13332 final ApplicationInfo applicationInfo = p.applicationInfo; 13333 if (applicationInfo == null) { 13334 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13335 return false; 13336 } 13337 if (p.isForwardLocked()) { 13338 publicSrcDir = applicationInfo.getBaseResourcePath(); 13339 } 13340 } 13341 // TODO: extend to measure size of split APKs 13342 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13343 // not just the first level. 13344 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13345 // just the primary. 13346 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13347 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13348 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13349 if (res < 0) { 13350 return false; 13351 } 13352 13353 // Fix-up for forward-locked applications in ASEC containers. 13354 if (!isExternal(p)) { 13355 pStats.codeSize += pStats.externalCodeSize; 13356 pStats.externalCodeSize = 0L; 13357 } 13358 13359 return true; 13360 } 13361 13362 13363 @Override 13364 public void addPackageToPreferred(String packageName) { 13365 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13366 } 13367 13368 @Override 13369 public void removePackageFromPreferred(String packageName) { 13370 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13371 } 13372 13373 @Override 13374 public List<PackageInfo> getPreferredPackages(int flags) { 13375 return new ArrayList<PackageInfo>(); 13376 } 13377 13378 private int getUidTargetSdkVersionLockedLPr(int uid) { 13379 Object obj = mSettings.getUserIdLPr(uid); 13380 if (obj instanceof SharedUserSetting) { 13381 final SharedUserSetting sus = (SharedUserSetting) obj; 13382 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13383 final Iterator<PackageSetting> it = sus.packages.iterator(); 13384 while (it.hasNext()) { 13385 final PackageSetting ps = it.next(); 13386 if (ps.pkg != null) { 13387 int v = ps.pkg.applicationInfo.targetSdkVersion; 13388 if (v < vers) vers = v; 13389 } 13390 } 13391 return vers; 13392 } else if (obj instanceof PackageSetting) { 13393 final PackageSetting ps = (PackageSetting) obj; 13394 if (ps.pkg != null) { 13395 return ps.pkg.applicationInfo.targetSdkVersion; 13396 } 13397 } 13398 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13399 } 13400 13401 @Override 13402 public void addPreferredActivity(IntentFilter filter, int match, 13403 ComponentName[] set, ComponentName activity, int userId) { 13404 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13405 "Adding preferred"); 13406 } 13407 13408 private void addPreferredActivityInternal(IntentFilter filter, int match, 13409 ComponentName[] set, ComponentName activity, boolean always, int userId, 13410 String opname) { 13411 // writer 13412 int callingUid = Binder.getCallingUid(); 13413 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13414 if (filter.countActions() == 0) { 13415 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13416 return; 13417 } 13418 synchronized (mPackages) { 13419 if (mContext.checkCallingOrSelfPermission( 13420 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13421 != PackageManager.PERMISSION_GRANTED) { 13422 if (getUidTargetSdkVersionLockedLPr(callingUid) 13423 < Build.VERSION_CODES.FROYO) { 13424 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13425 + callingUid); 13426 return; 13427 } 13428 mContext.enforceCallingOrSelfPermission( 13429 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13430 } 13431 13432 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13433 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13434 + userId + ":"); 13435 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13436 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13437 scheduleWritePackageRestrictionsLocked(userId); 13438 } 13439 } 13440 13441 @Override 13442 public void replacePreferredActivity(IntentFilter filter, int match, 13443 ComponentName[] set, ComponentName activity, int userId) { 13444 if (filter.countActions() != 1) { 13445 throw new IllegalArgumentException( 13446 "replacePreferredActivity expects filter to have only 1 action."); 13447 } 13448 if (filter.countDataAuthorities() != 0 13449 || filter.countDataPaths() != 0 13450 || filter.countDataSchemes() > 1 13451 || filter.countDataTypes() != 0) { 13452 throw new IllegalArgumentException( 13453 "replacePreferredActivity expects filter to have no data authorities, " + 13454 "paths, or types; and at most one scheme."); 13455 } 13456 13457 final int callingUid = Binder.getCallingUid(); 13458 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13459 synchronized (mPackages) { 13460 if (mContext.checkCallingOrSelfPermission( 13461 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13462 != PackageManager.PERMISSION_GRANTED) { 13463 if (getUidTargetSdkVersionLockedLPr(callingUid) 13464 < Build.VERSION_CODES.FROYO) { 13465 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13466 + Binder.getCallingUid()); 13467 return; 13468 } 13469 mContext.enforceCallingOrSelfPermission( 13470 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13471 } 13472 13473 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13474 if (pir != null) { 13475 // Get all of the existing entries that exactly match this filter. 13476 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13477 if (existing != null && existing.size() == 1) { 13478 PreferredActivity cur = existing.get(0); 13479 if (DEBUG_PREFERRED) { 13480 Slog.i(TAG, "Checking replace of preferred:"); 13481 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13482 if (!cur.mPref.mAlways) { 13483 Slog.i(TAG, " -- CUR; not mAlways!"); 13484 } else { 13485 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13486 Slog.i(TAG, " -- CUR: mSet=" 13487 + Arrays.toString(cur.mPref.mSetComponents)); 13488 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13489 Slog.i(TAG, " -- NEW: mMatch=" 13490 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13491 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13492 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13493 } 13494 } 13495 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13496 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13497 && cur.mPref.sameSet(set)) { 13498 // Setting the preferred activity to what it happens to be already 13499 if (DEBUG_PREFERRED) { 13500 Slog.i(TAG, "Replacing with same preferred activity " 13501 + cur.mPref.mShortComponent + " for user " 13502 + userId + ":"); 13503 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13504 } 13505 return; 13506 } 13507 } 13508 13509 if (existing != null) { 13510 if (DEBUG_PREFERRED) { 13511 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13512 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13513 } 13514 for (int i = 0; i < existing.size(); i++) { 13515 PreferredActivity pa = existing.get(i); 13516 if (DEBUG_PREFERRED) { 13517 Slog.i(TAG, "Removing existing preferred activity " 13518 + pa.mPref.mComponent + ":"); 13519 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13520 } 13521 pir.removeFilter(pa); 13522 } 13523 } 13524 } 13525 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13526 "Replacing preferred"); 13527 } 13528 } 13529 13530 @Override 13531 public void clearPackagePreferredActivities(String packageName) { 13532 final int uid = Binder.getCallingUid(); 13533 // writer 13534 synchronized (mPackages) { 13535 PackageParser.Package pkg = mPackages.get(packageName); 13536 if (pkg == null || pkg.applicationInfo.uid != uid) { 13537 if (mContext.checkCallingOrSelfPermission( 13538 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13539 != PackageManager.PERMISSION_GRANTED) { 13540 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13541 < Build.VERSION_CODES.FROYO) { 13542 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13543 + Binder.getCallingUid()); 13544 return; 13545 } 13546 mContext.enforceCallingOrSelfPermission( 13547 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13548 } 13549 } 13550 13551 int user = UserHandle.getCallingUserId(); 13552 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13553 scheduleWritePackageRestrictionsLocked(user); 13554 } 13555 } 13556 } 13557 13558 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13559 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13560 ArrayList<PreferredActivity> removed = null; 13561 boolean changed = false; 13562 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13563 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13564 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13565 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13566 continue; 13567 } 13568 Iterator<PreferredActivity> it = pir.filterIterator(); 13569 while (it.hasNext()) { 13570 PreferredActivity pa = it.next(); 13571 // Mark entry for removal only if it matches the package name 13572 // and the entry is of type "always". 13573 if (packageName == null || 13574 (pa.mPref.mComponent.getPackageName().equals(packageName) 13575 && pa.mPref.mAlways)) { 13576 if (removed == null) { 13577 removed = new ArrayList<PreferredActivity>(); 13578 } 13579 removed.add(pa); 13580 } 13581 } 13582 if (removed != null) { 13583 for (int j=0; j<removed.size(); j++) { 13584 PreferredActivity pa = removed.get(j); 13585 pir.removeFilter(pa); 13586 } 13587 changed = true; 13588 } 13589 } 13590 return changed; 13591 } 13592 13593 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13594 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13595 if (userId == UserHandle.USER_ALL) { 13596 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13597 sUserManager.getUserIds())) { 13598 for (int oneUserId : sUserManager.getUserIds()) { 13599 scheduleWritePackageRestrictionsLocked(oneUserId); 13600 } 13601 } 13602 } else { 13603 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13604 scheduleWritePackageRestrictionsLocked(userId); 13605 } 13606 } 13607 } 13608 13609 13610 void clearDefaultBrowserIfNeeded(String packageName) { 13611 for (int oneUserId : sUserManager.getUserIds()) { 13612 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13613 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13614 if (packageName.equals(defaultBrowserPackageName)) { 13615 setDefaultBrowserPackageName(null, oneUserId); 13616 } 13617 } 13618 } 13619 13620 @Override 13621 public void resetPreferredActivities(int userId) { 13622 mContext.enforceCallingOrSelfPermission( 13623 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13624 // writer 13625 synchronized (mPackages) { 13626 clearPackagePreferredActivitiesLPw(null, userId); 13627 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13628 applyFactoryDefaultBrowserLPw(userId); 13629 13630 scheduleWritePackageRestrictionsLocked(userId); 13631 } 13632 } 13633 13634 @Override 13635 public int getPreferredActivities(List<IntentFilter> outFilters, 13636 List<ComponentName> outActivities, String packageName) { 13637 13638 int num = 0; 13639 final int userId = UserHandle.getCallingUserId(); 13640 // reader 13641 synchronized (mPackages) { 13642 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13643 if (pir != null) { 13644 final Iterator<PreferredActivity> it = pir.filterIterator(); 13645 while (it.hasNext()) { 13646 final PreferredActivity pa = it.next(); 13647 if (packageName == null 13648 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13649 && pa.mPref.mAlways)) { 13650 if (outFilters != null) { 13651 outFilters.add(new IntentFilter(pa)); 13652 } 13653 if (outActivities != null) { 13654 outActivities.add(pa.mPref.mComponent); 13655 } 13656 } 13657 } 13658 } 13659 } 13660 13661 return num; 13662 } 13663 13664 @Override 13665 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13666 int userId) { 13667 int callingUid = Binder.getCallingUid(); 13668 if (callingUid != Process.SYSTEM_UID) { 13669 throw new SecurityException( 13670 "addPersistentPreferredActivity can only be run by the system"); 13671 } 13672 if (filter.countActions() == 0) { 13673 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13674 return; 13675 } 13676 synchronized (mPackages) { 13677 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13678 " :"); 13679 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13680 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13681 new PersistentPreferredActivity(filter, activity)); 13682 scheduleWritePackageRestrictionsLocked(userId); 13683 } 13684 } 13685 13686 @Override 13687 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13688 int callingUid = Binder.getCallingUid(); 13689 if (callingUid != Process.SYSTEM_UID) { 13690 throw new SecurityException( 13691 "clearPackagePersistentPreferredActivities can only be run by the system"); 13692 } 13693 ArrayList<PersistentPreferredActivity> removed = null; 13694 boolean changed = false; 13695 synchronized (mPackages) { 13696 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13697 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13698 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13699 .valueAt(i); 13700 if (userId != thisUserId) { 13701 continue; 13702 } 13703 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13704 while (it.hasNext()) { 13705 PersistentPreferredActivity ppa = it.next(); 13706 // Mark entry for removal only if it matches the package name. 13707 if (ppa.mComponent.getPackageName().equals(packageName)) { 13708 if (removed == null) { 13709 removed = new ArrayList<PersistentPreferredActivity>(); 13710 } 13711 removed.add(ppa); 13712 } 13713 } 13714 if (removed != null) { 13715 for (int j=0; j<removed.size(); j++) { 13716 PersistentPreferredActivity ppa = removed.get(j); 13717 ppir.removeFilter(ppa); 13718 } 13719 changed = true; 13720 } 13721 } 13722 13723 if (changed) { 13724 scheduleWritePackageRestrictionsLocked(userId); 13725 } 13726 } 13727 } 13728 13729 /** 13730 * Common machinery for picking apart a restored XML blob and passing 13731 * it to a caller-supplied functor to be applied to the running system. 13732 */ 13733 private void restoreFromXml(XmlPullParser parser, int userId, 13734 String expectedStartTag, BlobXmlRestorer functor) 13735 throws IOException, XmlPullParserException { 13736 int type; 13737 while ((type = parser.next()) != XmlPullParser.START_TAG 13738 && type != XmlPullParser.END_DOCUMENT) { 13739 } 13740 if (type != XmlPullParser.START_TAG) { 13741 // oops didn't find a start tag?! 13742 if (DEBUG_BACKUP) { 13743 Slog.e(TAG, "Didn't find start tag during restore"); 13744 } 13745 return; 13746 } 13747 13748 // this is supposed to be TAG_PREFERRED_BACKUP 13749 if (!expectedStartTag.equals(parser.getName())) { 13750 if (DEBUG_BACKUP) { 13751 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13752 } 13753 return; 13754 } 13755 13756 // skip interfering stuff, then we're aligned with the backing implementation 13757 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13758 functor.apply(parser, userId); 13759 } 13760 13761 private interface BlobXmlRestorer { 13762 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13763 } 13764 13765 /** 13766 * Non-Binder method, support for the backup/restore mechanism: write the 13767 * full set of preferred activities in its canonical XML format. Returns the 13768 * XML output as a byte array, or null if there is none. 13769 */ 13770 @Override 13771 public byte[] getPreferredActivityBackup(int userId) { 13772 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13773 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13774 } 13775 13776 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13777 try { 13778 final XmlSerializer serializer = new FastXmlSerializer(); 13779 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13780 serializer.startDocument(null, true); 13781 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13782 13783 synchronized (mPackages) { 13784 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13785 } 13786 13787 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13788 serializer.endDocument(); 13789 serializer.flush(); 13790 } catch (Exception e) { 13791 if (DEBUG_BACKUP) { 13792 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13793 } 13794 return null; 13795 } 13796 13797 return dataStream.toByteArray(); 13798 } 13799 13800 @Override 13801 public void restorePreferredActivities(byte[] backup, int userId) { 13802 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13803 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13804 } 13805 13806 try { 13807 final XmlPullParser parser = Xml.newPullParser(); 13808 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13809 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13810 new BlobXmlRestorer() { 13811 @Override 13812 public void apply(XmlPullParser parser, int userId) 13813 throws XmlPullParserException, IOException { 13814 synchronized (mPackages) { 13815 mSettings.readPreferredActivitiesLPw(parser, userId); 13816 } 13817 } 13818 } ); 13819 } catch (Exception e) { 13820 if (DEBUG_BACKUP) { 13821 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13822 } 13823 } 13824 } 13825 13826 /** 13827 * Non-Binder method, support for the backup/restore mechanism: write the 13828 * default browser (etc) settings in its canonical XML format. Returns the default 13829 * browser XML representation as a byte array, or null if there is none. 13830 */ 13831 @Override 13832 public byte[] getDefaultAppsBackup(int userId) { 13833 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13834 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13835 } 13836 13837 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13838 try { 13839 final XmlSerializer serializer = new FastXmlSerializer(); 13840 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13841 serializer.startDocument(null, true); 13842 serializer.startTag(null, TAG_DEFAULT_APPS); 13843 13844 synchronized (mPackages) { 13845 mSettings.writeDefaultAppsLPr(serializer, userId); 13846 } 13847 13848 serializer.endTag(null, TAG_DEFAULT_APPS); 13849 serializer.endDocument(); 13850 serializer.flush(); 13851 } catch (Exception e) { 13852 if (DEBUG_BACKUP) { 13853 Slog.e(TAG, "Unable to write default apps for backup", e); 13854 } 13855 return null; 13856 } 13857 13858 return dataStream.toByteArray(); 13859 } 13860 13861 @Override 13862 public void restoreDefaultApps(byte[] backup, int userId) { 13863 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13864 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13865 } 13866 13867 try { 13868 final XmlPullParser parser = Xml.newPullParser(); 13869 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13870 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13871 new BlobXmlRestorer() { 13872 @Override 13873 public void apply(XmlPullParser parser, int userId) 13874 throws XmlPullParserException, IOException { 13875 synchronized (mPackages) { 13876 mSettings.readDefaultAppsLPw(parser, userId); 13877 } 13878 } 13879 } ); 13880 } catch (Exception e) { 13881 if (DEBUG_BACKUP) { 13882 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13883 } 13884 } 13885 } 13886 13887 @Override 13888 public byte[] getIntentFilterVerificationBackup(int userId) { 13889 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13890 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13891 } 13892 13893 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13894 try { 13895 final XmlSerializer serializer = new FastXmlSerializer(); 13896 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13897 serializer.startDocument(null, true); 13898 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13899 13900 synchronized (mPackages) { 13901 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13902 } 13903 13904 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13905 serializer.endDocument(); 13906 serializer.flush(); 13907 } catch (Exception e) { 13908 if (DEBUG_BACKUP) { 13909 Slog.e(TAG, "Unable to write default apps for backup", e); 13910 } 13911 return null; 13912 } 13913 13914 return dataStream.toByteArray(); 13915 } 13916 13917 @Override 13918 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13919 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13920 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13921 } 13922 13923 try { 13924 final XmlPullParser parser = Xml.newPullParser(); 13925 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13926 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13927 new BlobXmlRestorer() { 13928 @Override 13929 public void apply(XmlPullParser parser, int userId) 13930 throws XmlPullParserException, IOException { 13931 synchronized (mPackages) { 13932 mSettings.readAllDomainVerificationsLPr(parser, userId); 13933 mSettings.writeLPr(); 13934 } 13935 } 13936 } ); 13937 } catch (Exception e) { 13938 if (DEBUG_BACKUP) { 13939 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13940 } 13941 } 13942 } 13943 13944 @Override 13945 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13946 int sourceUserId, int targetUserId, int flags) { 13947 mContext.enforceCallingOrSelfPermission( 13948 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13949 int callingUid = Binder.getCallingUid(); 13950 enforceOwnerRights(ownerPackage, callingUid); 13951 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13952 if (intentFilter.countActions() == 0) { 13953 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13954 return; 13955 } 13956 synchronized (mPackages) { 13957 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13958 ownerPackage, targetUserId, flags); 13959 CrossProfileIntentResolver resolver = 13960 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13961 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13962 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13963 if (existing != null) { 13964 int size = existing.size(); 13965 for (int i = 0; i < size; i++) { 13966 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13967 return; 13968 } 13969 } 13970 } 13971 resolver.addFilter(newFilter); 13972 scheduleWritePackageRestrictionsLocked(sourceUserId); 13973 } 13974 } 13975 13976 @Override 13977 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13978 mContext.enforceCallingOrSelfPermission( 13979 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13980 int callingUid = Binder.getCallingUid(); 13981 enforceOwnerRights(ownerPackage, callingUid); 13982 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13983 synchronized (mPackages) { 13984 CrossProfileIntentResolver resolver = 13985 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13986 ArraySet<CrossProfileIntentFilter> set = 13987 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13988 for (CrossProfileIntentFilter filter : set) { 13989 if (filter.getOwnerPackage().equals(ownerPackage)) { 13990 resolver.removeFilter(filter); 13991 } 13992 } 13993 scheduleWritePackageRestrictionsLocked(sourceUserId); 13994 } 13995 } 13996 13997 // Enforcing that callingUid is owning pkg on userId 13998 private void enforceOwnerRights(String pkg, int callingUid) { 13999 // The system owns everything. 14000 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14001 return; 14002 } 14003 int callingUserId = UserHandle.getUserId(callingUid); 14004 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14005 if (pi == null) { 14006 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14007 + callingUserId); 14008 } 14009 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14010 throw new SecurityException("Calling uid " + callingUid 14011 + " does not own package " + pkg); 14012 } 14013 } 14014 14015 @Override 14016 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14017 Intent intent = new Intent(Intent.ACTION_MAIN); 14018 intent.addCategory(Intent.CATEGORY_HOME); 14019 14020 final int callingUserId = UserHandle.getCallingUserId(); 14021 List<ResolveInfo> list = queryIntentActivities(intent, null, 14022 PackageManager.GET_META_DATA, callingUserId); 14023 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14024 true, false, false, callingUserId); 14025 14026 allHomeCandidates.clear(); 14027 if (list != null) { 14028 for (ResolveInfo ri : list) { 14029 allHomeCandidates.add(ri); 14030 } 14031 } 14032 return (preferred == null || preferred.activityInfo == null) 14033 ? null 14034 : new ComponentName(preferred.activityInfo.packageName, 14035 preferred.activityInfo.name); 14036 } 14037 14038 @Override 14039 public void setApplicationEnabledSetting(String appPackageName, 14040 int newState, int flags, int userId, String callingPackage) { 14041 if (!sUserManager.exists(userId)) return; 14042 if (callingPackage == null) { 14043 callingPackage = Integer.toString(Binder.getCallingUid()); 14044 } 14045 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14046 } 14047 14048 @Override 14049 public void setComponentEnabledSetting(ComponentName componentName, 14050 int newState, int flags, int userId) { 14051 if (!sUserManager.exists(userId)) return; 14052 setEnabledSetting(componentName.getPackageName(), 14053 componentName.getClassName(), newState, flags, userId, null); 14054 } 14055 14056 private void setEnabledSetting(final String packageName, String className, int newState, 14057 final int flags, int userId, String callingPackage) { 14058 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14059 || newState == COMPONENT_ENABLED_STATE_ENABLED 14060 || newState == COMPONENT_ENABLED_STATE_DISABLED 14061 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14062 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14063 throw new IllegalArgumentException("Invalid new component state: " 14064 + newState); 14065 } 14066 PackageSetting pkgSetting; 14067 final int uid = Binder.getCallingUid(); 14068 final int permission = mContext.checkCallingOrSelfPermission( 14069 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14070 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14071 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14072 boolean sendNow = false; 14073 boolean isApp = (className == null); 14074 String componentName = isApp ? packageName : className; 14075 int packageUid = -1; 14076 ArrayList<String> components; 14077 14078 // writer 14079 synchronized (mPackages) { 14080 pkgSetting = mSettings.mPackages.get(packageName); 14081 if (pkgSetting == null) { 14082 if (className == null) { 14083 throw new IllegalArgumentException( 14084 "Unknown package: " + packageName); 14085 } 14086 throw new IllegalArgumentException( 14087 "Unknown component: " + packageName 14088 + "/" + className); 14089 } 14090 // Allow root and verify that userId is not being specified by a different user 14091 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14092 throw new SecurityException( 14093 "Permission Denial: attempt to change component state from pid=" 14094 + Binder.getCallingPid() 14095 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14096 } 14097 if (className == null) { 14098 // We're dealing with an application/package level state change 14099 if (pkgSetting.getEnabled(userId) == newState) { 14100 // Nothing to do 14101 return; 14102 } 14103 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14104 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14105 // Don't care about who enables an app. 14106 callingPackage = null; 14107 } 14108 pkgSetting.setEnabled(newState, userId, callingPackage); 14109 // pkgSetting.pkg.mSetEnabled = newState; 14110 } else { 14111 // We're dealing with a component level state change 14112 // First, verify that this is a valid class name. 14113 PackageParser.Package pkg = pkgSetting.pkg; 14114 if (pkg == null || !pkg.hasComponentClassName(className)) { 14115 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14116 throw new IllegalArgumentException("Component class " + className 14117 + " does not exist in " + packageName); 14118 } else { 14119 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14120 + className + " does not exist in " + packageName); 14121 } 14122 } 14123 switch (newState) { 14124 case COMPONENT_ENABLED_STATE_ENABLED: 14125 if (!pkgSetting.enableComponentLPw(className, userId)) { 14126 return; 14127 } 14128 break; 14129 case COMPONENT_ENABLED_STATE_DISABLED: 14130 if (!pkgSetting.disableComponentLPw(className, userId)) { 14131 return; 14132 } 14133 break; 14134 case COMPONENT_ENABLED_STATE_DEFAULT: 14135 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14136 return; 14137 } 14138 break; 14139 default: 14140 Slog.e(TAG, "Invalid new component state: " + newState); 14141 return; 14142 } 14143 } 14144 scheduleWritePackageRestrictionsLocked(userId); 14145 components = mPendingBroadcasts.get(userId, packageName); 14146 final boolean newPackage = components == null; 14147 if (newPackage) { 14148 components = new ArrayList<String>(); 14149 } 14150 if (!components.contains(componentName)) { 14151 components.add(componentName); 14152 } 14153 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14154 sendNow = true; 14155 // Purge entry from pending broadcast list if another one exists already 14156 // since we are sending one right away. 14157 mPendingBroadcasts.remove(userId, packageName); 14158 } else { 14159 if (newPackage) { 14160 mPendingBroadcasts.put(userId, packageName, components); 14161 } 14162 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14163 // Schedule a message 14164 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14165 } 14166 } 14167 } 14168 14169 long callingId = Binder.clearCallingIdentity(); 14170 try { 14171 if (sendNow) { 14172 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14173 sendPackageChangedBroadcast(packageName, 14174 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14175 } 14176 } finally { 14177 Binder.restoreCallingIdentity(callingId); 14178 } 14179 } 14180 14181 private void sendPackageChangedBroadcast(String packageName, 14182 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14183 if (DEBUG_INSTALL) 14184 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14185 + componentNames); 14186 Bundle extras = new Bundle(4); 14187 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14188 String nameList[] = new String[componentNames.size()]; 14189 componentNames.toArray(nameList); 14190 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14191 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14192 extras.putInt(Intent.EXTRA_UID, packageUid); 14193 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14194 new int[] {UserHandle.getUserId(packageUid)}); 14195 } 14196 14197 @Override 14198 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14199 if (!sUserManager.exists(userId)) return; 14200 final int uid = Binder.getCallingUid(); 14201 final int permission = mContext.checkCallingOrSelfPermission( 14202 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14203 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14204 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14205 // writer 14206 synchronized (mPackages) { 14207 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14208 allowedByPermission, uid, userId)) { 14209 scheduleWritePackageRestrictionsLocked(userId); 14210 } 14211 } 14212 } 14213 14214 @Override 14215 public String getInstallerPackageName(String packageName) { 14216 // reader 14217 synchronized (mPackages) { 14218 return mSettings.getInstallerPackageNameLPr(packageName); 14219 } 14220 } 14221 14222 @Override 14223 public int getApplicationEnabledSetting(String packageName, int userId) { 14224 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14225 int uid = Binder.getCallingUid(); 14226 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14227 // reader 14228 synchronized (mPackages) { 14229 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14230 } 14231 } 14232 14233 @Override 14234 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14235 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14236 int uid = Binder.getCallingUid(); 14237 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14238 // reader 14239 synchronized (mPackages) { 14240 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14241 } 14242 } 14243 14244 @Override 14245 public void enterSafeMode() { 14246 enforceSystemOrRoot("Only the system can request entering safe mode"); 14247 14248 if (!mSystemReady) { 14249 mSafeMode = true; 14250 } 14251 } 14252 14253 @Override 14254 public void systemReady() { 14255 mSystemReady = true; 14256 14257 // Read the compatibilty setting when the system is ready. 14258 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14259 mContext.getContentResolver(), 14260 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14261 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14262 if (DEBUG_SETTINGS) { 14263 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14264 } 14265 14266 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14267 14268 synchronized (mPackages) { 14269 // Verify that all of the preferred activity components actually 14270 // exist. It is possible for applications to be updated and at 14271 // that point remove a previously declared activity component that 14272 // had been set as a preferred activity. We try to clean this up 14273 // the next time we encounter that preferred activity, but it is 14274 // possible for the user flow to never be able to return to that 14275 // situation so here we do a sanity check to make sure we haven't 14276 // left any junk around. 14277 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14278 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14279 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14280 removed.clear(); 14281 for (PreferredActivity pa : pir.filterSet()) { 14282 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14283 removed.add(pa); 14284 } 14285 } 14286 if (removed.size() > 0) { 14287 for (int r=0; r<removed.size(); r++) { 14288 PreferredActivity pa = removed.get(r); 14289 Slog.w(TAG, "Removing dangling preferred activity: " 14290 + pa.mPref.mComponent); 14291 pir.removeFilter(pa); 14292 } 14293 mSettings.writePackageRestrictionsLPr( 14294 mSettings.mPreferredActivities.keyAt(i)); 14295 } 14296 } 14297 14298 for (int userId : UserManagerService.getInstance().getUserIds()) { 14299 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14300 grantPermissionsUserIds = ArrayUtils.appendInt( 14301 grantPermissionsUserIds, userId); 14302 } 14303 } 14304 } 14305 sUserManager.systemReady(); 14306 14307 // If we upgraded grant all default permissions before kicking off. 14308 for (int userId : grantPermissionsUserIds) { 14309 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14310 } 14311 14312 // Kick off any messages waiting for system ready 14313 if (mPostSystemReadyMessages != null) { 14314 for (Message msg : mPostSystemReadyMessages) { 14315 msg.sendToTarget(); 14316 } 14317 mPostSystemReadyMessages = null; 14318 } 14319 14320 // Watch for external volumes that come and go over time 14321 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14322 storage.registerListener(mStorageListener); 14323 14324 mInstallerService.systemReady(); 14325 mPackageDexOptimizer.systemReady(); 14326 } 14327 14328 @Override 14329 public boolean isSafeMode() { 14330 return mSafeMode; 14331 } 14332 14333 @Override 14334 public boolean hasSystemUidErrors() { 14335 return mHasSystemUidErrors; 14336 } 14337 14338 static String arrayToString(int[] array) { 14339 StringBuffer buf = new StringBuffer(128); 14340 buf.append('['); 14341 if (array != null) { 14342 for (int i=0; i<array.length; i++) { 14343 if (i > 0) buf.append(", "); 14344 buf.append(array[i]); 14345 } 14346 } 14347 buf.append(']'); 14348 return buf.toString(); 14349 } 14350 14351 static class DumpState { 14352 public static final int DUMP_LIBS = 1 << 0; 14353 public static final int DUMP_FEATURES = 1 << 1; 14354 public static final int DUMP_RESOLVERS = 1 << 2; 14355 public static final int DUMP_PERMISSIONS = 1 << 3; 14356 public static final int DUMP_PACKAGES = 1 << 4; 14357 public static final int DUMP_SHARED_USERS = 1 << 5; 14358 public static final int DUMP_MESSAGES = 1 << 6; 14359 public static final int DUMP_PROVIDERS = 1 << 7; 14360 public static final int DUMP_VERIFIERS = 1 << 8; 14361 public static final int DUMP_PREFERRED = 1 << 9; 14362 public static final int DUMP_PREFERRED_XML = 1 << 10; 14363 public static final int DUMP_KEYSETS = 1 << 11; 14364 public static final int DUMP_VERSION = 1 << 12; 14365 public static final int DUMP_INSTALLS = 1 << 13; 14366 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14367 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14368 14369 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14370 14371 private int mTypes; 14372 14373 private int mOptions; 14374 14375 private boolean mTitlePrinted; 14376 14377 private SharedUserSetting mSharedUser; 14378 14379 public boolean isDumping(int type) { 14380 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14381 return true; 14382 } 14383 14384 return (mTypes & type) != 0; 14385 } 14386 14387 public void setDump(int type) { 14388 mTypes |= type; 14389 } 14390 14391 public boolean isOptionEnabled(int option) { 14392 return (mOptions & option) != 0; 14393 } 14394 14395 public void setOptionEnabled(int option) { 14396 mOptions |= option; 14397 } 14398 14399 public boolean onTitlePrinted() { 14400 final boolean printed = mTitlePrinted; 14401 mTitlePrinted = true; 14402 return printed; 14403 } 14404 14405 public boolean getTitlePrinted() { 14406 return mTitlePrinted; 14407 } 14408 14409 public void setTitlePrinted(boolean enabled) { 14410 mTitlePrinted = enabled; 14411 } 14412 14413 public SharedUserSetting getSharedUser() { 14414 return mSharedUser; 14415 } 14416 14417 public void setSharedUser(SharedUserSetting user) { 14418 mSharedUser = user; 14419 } 14420 } 14421 14422 @Override 14423 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14424 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14425 != PackageManager.PERMISSION_GRANTED) { 14426 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14427 + Binder.getCallingPid() 14428 + ", uid=" + Binder.getCallingUid() 14429 + " without permission " 14430 + android.Manifest.permission.DUMP); 14431 return; 14432 } 14433 14434 DumpState dumpState = new DumpState(); 14435 boolean fullPreferred = false; 14436 boolean checkin = false; 14437 14438 String packageName = null; 14439 ArraySet<String> permissionNames = null; 14440 14441 int opti = 0; 14442 while (opti < args.length) { 14443 String opt = args[opti]; 14444 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14445 break; 14446 } 14447 opti++; 14448 14449 if ("-a".equals(opt)) { 14450 // Right now we only know how to print all. 14451 } else if ("-h".equals(opt)) { 14452 pw.println("Package manager dump options:"); 14453 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14454 pw.println(" --checkin: dump for a checkin"); 14455 pw.println(" -f: print details of intent filters"); 14456 pw.println(" -h: print this help"); 14457 pw.println(" cmd may be one of:"); 14458 pw.println(" l[ibraries]: list known shared libraries"); 14459 pw.println(" f[ibraries]: list device features"); 14460 pw.println(" k[eysets]: print known keysets"); 14461 pw.println(" r[esolvers]: dump intent resolvers"); 14462 pw.println(" perm[issions]: dump permissions"); 14463 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14464 pw.println(" pref[erred]: print preferred package settings"); 14465 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14466 pw.println(" prov[iders]: dump content providers"); 14467 pw.println(" p[ackages]: dump installed packages"); 14468 pw.println(" s[hared-users]: dump shared user IDs"); 14469 pw.println(" m[essages]: print collected runtime messages"); 14470 pw.println(" v[erifiers]: print package verifier info"); 14471 pw.println(" version: print database version info"); 14472 pw.println(" write: write current settings now"); 14473 pw.println(" <package.name>: info about given package"); 14474 pw.println(" installs: details about install sessions"); 14475 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14476 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14477 return; 14478 } else if ("--checkin".equals(opt)) { 14479 checkin = true; 14480 } else if ("-f".equals(opt)) { 14481 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14482 } else { 14483 pw.println("Unknown argument: " + opt + "; use -h for help"); 14484 } 14485 } 14486 14487 // Is the caller requesting to dump a particular piece of data? 14488 if (opti < args.length) { 14489 String cmd = args[opti]; 14490 opti++; 14491 // Is this a package name? 14492 if ("android".equals(cmd) || cmd.contains(".")) { 14493 packageName = cmd; 14494 // When dumping a single package, we always dump all of its 14495 // filter information since the amount of data will be reasonable. 14496 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14497 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14498 dumpState.setDump(DumpState.DUMP_LIBS); 14499 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14500 dumpState.setDump(DumpState.DUMP_FEATURES); 14501 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14502 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14503 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14504 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14505 } else if ("permission".equals(cmd)) { 14506 if (opti >= args.length) { 14507 pw.println("Error: permission requires permission name"); 14508 return; 14509 } 14510 permissionNames = new ArraySet<>(); 14511 while (opti < args.length) { 14512 permissionNames.add(args[opti]); 14513 opti++; 14514 } 14515 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14516 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14517 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14518 dumpState.setDump(DumpState.DUMP_PREFERRED); 14519 } else if ("preferred-xml".equals(cmd)) { 14520 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14521 if (opti < args.length && "--full".equals(args[opti])) { 14522 fullPreferred = true; 14523 opti++; 14524 } 14525 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14526 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14527 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14528 dumpState.setDump(DumpState.DUMP_PACKAGES); 14529 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14530 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14531 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14532 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14533 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14534 dumpState.setDump(DumpState.DUMP_MESSAGES); 14535 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14536 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14537 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14538 || "intent-filter-verifiers".equals(cmd)) { 14539 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14540 } else if ("version".equals(cmd)) { 14541 dumpState.setDump(DumpState.DUMP_VERSION); 14542 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14543 dumpState.setDump(DumpState.DUMP_KEYSETS); 14544 } else if ("installs".equals(cmd)) { 14545 dumpState.setDump(DumpState.DUMP_INSTALLS); 14546 } else if ("write".equals(cmd)) { 14547 synchronized (mPackages) { 14548 mSettings.writeLPr(); 14549 pw.println("Settings written."); 14550 return; 14551 } 14552 } 14553 } 14554 14555 if (checkin) { 14556 pw.println("vers,1"); 14557 } 14558 14559 // reader 14560 synchronized (mPackages) { 14561 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14562 if (!checkin) { 14563 if (dumpState.onTitlePrinted()) 14564 pw.println(); 14565 pw.println("Database versions:"); 14566 pw.print(" SDK Version:"); 14567 pw.print(" internal="); 14568 pw.print(mSettings.mInternalSdkPlatform); 14569 pw.print(" external="); 14570 pw.println(mSettings.mExternalSdkPlatform); 14571 pw.print(" DB Version:"); 14572 pw.print(" internal="); 14573 pw.print(mSettings.mInternalDatabaseVersion); 14574 pw.print(" external="); 14575 pw.println(mSettings.mExternalDatabaseVersion); 14576 } 14577 } 14578 14579 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14580 if (!checkin) { 14581 if (dumpState.onTitlePrinted()) 14582 pw.println(); 14583 pw.println("Verifiers:"); 14584 pw.print(" Required: "); 14585 pw.print(mRequiredVerifierPackage); 14586 pw.print(" (uid="); 14587 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14588 pw.println(")"); 14589 } else if (mRequiredVerifierPackage != null) { 14590 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14591 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14592 } 14593 } 14594 14595 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14596 packageName == null) { 14597 if (mIntentFilterVerifierComponent != null) { 14598 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14599 if (!checkin) { 14600 if (dumpState.onTitlePrinted()) 14601 pw.println(); 14602 pw.println("Intent Filter Verifier:"); 14603 pw.print(" Using: "); 14604 pw.print(verifierPackageName); 14605 pw.print(" (uid="); 14606 pw.print(getPackageUid(verifierPackageName, 0)); 14607 pw.println(")"); 14608 } else if (verifierPackageName != null) { 14609 pw.print("ifv,"); pw.print(verifierPackageName); 14610 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14611 } 14612 } else { 14613 pw.println(); 14614 pw.println("No Intent Filter Verifier available!"); 14615 } 14616 } 14617 14618 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14619 boolean printedHeader = false; 14620 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14621 while (it.hasNext()) { 14622 String name = it.next(); 14623 SharedLibraryEntry ent = mSharedLibraries.get(name); 14624 if (!checkin) { 14625 if (!printedHeader) { 14626 if (dumpState.onTitlePrinted()) 14627 pw.println(); 14628 pw.println("Libraries:"); 14629 printedHeader = true; 14630 } 14631 pw.print(" "); 14632 } else { 14633 pw.print("lib,"); 14634 } 14635 pw.print(name); 14636 if (!checkin) { 14637 pw.print(" -> "); 14638 } 14639 if (ent.path != null) { 14640 if (!checkin) { 14641 pw.print("(jar) "); 14642 pw.print(ent.path); 14643 } else { 14644 pw.print(",jar,"); 14645 pw.print(ent.path); 14646 } 14647 } else { 14648 if (!checkin) { 14649 pw.print("(apk) "); 14650 pw.print(ent.apk); 14651 } else { 14652 pw.print(",apk,"); 14653 pw.print(ent.apk); 14654 } 14655 } 14656 pw.println(); 14657 } 14658 } 14659 14660 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14661 if (dumpState.onTitlePrinted()) 14662 pw.println(); 14663 if (!checkin) { 14664 pw.println("Features:"); 14665 } 14666 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14667 while (it.hasNext()) { 14668 String name = it.next(); 14669 if (!checkin) { 14670 pw.print(" "); 14671 } else { 14672 pw.print("feat,"); 14673 } 14674 pw.println(name); 14675 } 14676 } 14677 14678 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14679 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14680 : "Activity Resolver Table:", " ", packageName, 14681 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14682 dumpState.setTitlePrinted(true); 14683 } 14684 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14685 : "Receiver Resolver Table:", " ", packageName, 14686 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14687 dumpState.setTitlePrinted(true); 14688 } 14689 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14690 : "Service Resolver Table:", " ", packageName, 14691 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14692 dumpState.setTitlePrinted(true); 14693 } 14694 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14695 : "Provider Resolver Table:", " ", packageName, 14696 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14697 dumpState.setTitlePrinted(true); 14698 } 14699 } 14700 14701 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14702 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14703 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14704 int user = mSettings.mPreferredActivities.keyAt(i); 14705 if (pir.dump(pw, 14706 dumpState.getTitlePrinted() 14707 ? "\nPreferred Activities User " + user + ":" 14708 : "Preferred Activities User " + user + ":", " ", 14709 packageName, true, false)) { 14710 dumpState.setTitlePrinted(true); 14711 } 14712 } 14713 } 14714 14715 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14716 pw.flush(); 14717 FileOutputStream fout = new FileOutputStream(fd); 14718 BufferedOutputStream str = new BufferedOutputStream(fout); 14719 XmlSerializer serializer = new FastXmlSerializer(); 14720 try { 14721 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14722 serializer.startDocument(null, true); 14723 serializer.setFeature( 14724 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14725 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14726 serializer.endDocument(); 14727 serializer.flush(); 14728 } catch (IllegalArgumentException e) { 14729 pw.println("Failed writing: " + e); 14730 } catch (IllegalStateException e) { 14731 pw.println("Failed writing: " + e); 14732 } catch (IOException e) { 14733 pw.println("Failed writing: " + e); 14734 } 14735 } 14736 14737 if (!checkin 14738 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14739 && packageName == null) { 14740 pw.println(); 14741 int count = mSettings.mPackages.size(); 14742 if (count == 0) { 14743 pw.println("No domain preferred apps!"); 14744 pw.println(); 14745 } else { 14746 final String prefix = " "; 14747 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14748 if (allPackageSettings.size() == 0) { 14749 pw.println("No domain preferred apps!"); 14750 pw.println(); 14751 } else { 14752 pw.println("Domain preferred apps status:"); 14753 pw.println(); 14754 count = 0; 14755 for (PackageSetting ps : allPackageSettings) { 14756 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14757 if (ivi == null || ivi.getPackageName() == null) continue; 14758 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14759 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14760 pw.println(prefix + "Status: " + ivi.getStatusString()); 14761 pw.println(); 14762 count++; 14763 } 14764 if (count == 0) { 14765 pw.println(prefix + "No domain preferred app status!"); 14766 pw.println(); 14767 } 14768 for (int userId : sUserManager.getUserIds()) { 14769 pw.println("Domain preferred apps for User " + userId + ":"); 14770 pw.println(); 14771 count = 0; 14772 for (PackageSetting ps : allPackageSettings) { 14773 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14774 if (ivi == null || ivi.getPackageName() == null) { 14775 continue; 14776 } 14777 final int status = ps.getDomainVerificationStatusForUser(userId); 14778 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14779 continue; 14780 } 14781 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14782 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14783 String statusStr = IntentFilterVerificationInfo. 14784 getStatusStringFromValue(status); 14785 pw.println(prefix + "Status: " + statusStr); 14786 pw.println(); 14787 count++; 14788 } 14789 if (count == 0) { 14790 pw.println(prefix + "No domain preferred apps!"); 14791 pw.println(); 14792 } 14793 } 14794 } 14795 } 14796 } 14797 14798 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14799 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14800 if (packageName == null && permissionNames == null) { 14801 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14802 if (iperm == 0) { 14803 if (dumpState.onTitlePrinted()) 14804 pw.println(); 14805 pw.println("AppOp Permissions:"); 14806 } 14807 pw.print(" AppOp Permission "); 14808 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14809 pw.println(":"); 14810 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14811 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14812 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14813 } 14814 } 14815 } 14816 } 14817 14818 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14819 boolean printedSomething = false; 14820 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14821 if (packageName != null && !packageName.equals(p.info.packageName)) { 14822 continue; 14823 } 14824 if (!printedSomething) { 14825 if (dumpState.onTitlePrinted()) 14826 pw.println(); 14827 pw.println("Registered ContentProviders:"); 14828 printedSomething = true; 14829 } 14830 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14831 pw.print(" "); pw.println(p.toString()); 14832 } 14833 printedSomething = false; 14834 for (Map.Entry<String, PackageParser.Provider> entry : 14835 mProvidersByAuthority.entrySet()) { 14836 PackageParser.Provider p = entry.getValue(); 14837 if (packageName != null && !packageName.equals(p.info.packageName)) { 14838 continue; 14839 } 14840 if (!printedSomething) { 14841 if (dumpState.onTitlePrinted()) 14842 pw.println(); 14843 pw.println("ContentProvider Authorities:"); 14844 printedSomething = true; 14845 } 14846 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14847 pw.print(" "); pw.println(p.toString()); 14848 if (p.info != null && p.info.applicationInfo != null) { 14849 final String appInfo = p.info.applicationInfo.toString(); 14850 pw.print(" applicationInfo="); pw.println(appInfo); 14851 } 14852 } 14853 } 14854 14855 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14856 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14857 } 14858 14859 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14860 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14861 } 14862 14863 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14864 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14865 } 14866 14867 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14868 // XXX should handle packageName != null by dumping only install data that 14869 // the given package is involved with. 14870 if (dumpState.onTitlePrinted()) pw.println(); 14871 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14872 } 14873 14874 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14875 if (dumpState.onTitlePrinted()) pw.println(); 14876 mSettings.dumpReadMessagesLPr(pw, dumpState); 14877 14878 pw.println(); 14879 pw.println("Package warning messages:"); 14880 BufferedReader in = null; 14881 String line = null; 14882 try { 14883 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14884 while ((line = in.readLine()) != null) { 14885 if (line.contains("ignored: updated version")) continue; 14886 pw.println(line); 14887 } 14888 } catch (IOException ignored) { 14889 } finally { 14890 IoUtils.closeQuietly(in); 14891 } 14892 } 14893 14894 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14895 BufferedReader in = null; 14896 String line = null; 14897 try { 14898 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14899 while ((line = in.readLine()) != null) { 14900 if (line.contains("ignored: updated version")) continue; 14901 pw.print("msg,"); 14902 pw.println(line); 14903 } 14904 } catch (IOException ignored) { 14905 } finally { 14906 IoUtils.closeQuietly(in); 14907 } 14908 } 14909 } 14910 } 14911 14912 // ------- apps on sdcard specific code ------- 14913 static final boolean DEBUG_SD_INSTALL = false; 14914 14915 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14916 14917 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14918 14919 private boolean mMediaMounted = false; 14920 14921 static String getEncryptKey() { 14922 try { 14923 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14924 SD_ENCRYPTION_KEYSTORE_NAME); 14925 if (sdEncKey == null) { 14926 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14927 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14928 if (sdEncKey == null) { 14929 Slog.e(TAG, "Failed to create encryption keys"); 14930 return null; 14931 } 14932 } 14933 return sdEncKey; 14934 } catch (NoSuchAlgorithmException nsae) { 14935 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14936 return null; 14937 } catch (IOException ioe) { 14938 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14939 return null; 14940 } 14941 } 14942 14943 /* 14944 * Update media status on PackageManager. 14945 */ 14946 @Override 14947 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14948 int callingUid = Binder.getCallingUid(); 14949 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14950 throw new SecurityException("Media status can only be updated by the system"); 14951 } 14952 // reader; this apparently protects mMediaMounted, but should probably 14953 // be a different lock in that case. 14954 synchronized (mPackages) { 14955 Log.i(TAG, "Updating external media status from " 14956 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14957 + (mediaStatus ? "mounted" : "unmounted")); 14958 if (DEBUG_SD_INSTALL) 14959 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14960 + ", mMediaMounted=" + mMediaMounted); 14961 if (mediaStatus == mMediaMounted) { 14962 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14963 : 0, -1); 14964 mHandler.sendMessage(msg); 14965 return; 14966 } 14967 mMediaMounted = mediaStatus; 14968 } 14969 // Queue up an async operation since the package installation may take a 14970 // little while. 14971 mHandler.post(new Runnable() { 14972 public void run() { 14973 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14974 } 14975 }); 14976 } 14977 14978 /** 14979 * Called by MountService when the initial ASECs to scan are available. 14980 * Should block until all the ASEC containers are finished being scanned. 14981 */ 14982 public void scanAvailableAsecs() { 14983 updateExternalMediaStatusInner(true, false, false); 14984 if (mShouldRestoreconData) { 14985 SELinuxMMAC.setRestoreconDone(); 14986 mShouldRestoreconData = false; 14987 } 14988 } 14989 14990 /* 14991 * Collect information of applications on external media, map them against 14992 * existing containers and update information based on current mount status. 14993 * Please note that we always have to report status if reportStatus has been 14994 * set to true especially when unloading packages. 14995 */ 14996 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14997 boolean externalStorage) { 14998 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14999 int[] uidArr = EmptyArray.INT; 15000 15001 final String[] list = PackageHelper.getSecureContainerList(); 15002 if (ArrayUtils.isEmpty(list)) { 15003 Log.i(TAG, "No secure containers found"); 15004 } else { 15005 // Process list of secure containers and categorize them 15006 // as active or stale based on their package internal state. 15007 15008 // reader 15009 synchronized (mPackages) { 15010 for (String cid : list) { 15011 // Leave stages untouched for now; installer service owns them 15012 if (PackageInstallerService.isStageName(cid)) continue; 15013 15014 if (DEBUG_SD_INSTALL) 15015 Log.i(TAG, "Processing container " + cid); 15016 String pkgName = getAsecPackageName(cid); 15017 if (pkgName == null) { 15018 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15019 continue; 15020 } 15021 if (DEBUG_SD_INSTALL) 15022 Log.i(TAG, "Looking for pkg : " + pkgName); 15023 15024 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15025 if (ps == null) { 15026 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15027 continue; 15028 } 15029 15030 /* 15031 * Skip packages that are not external if we're unmounting 15032 * external storage. 15033 */ 15034 if (externalStorage && !isMounted && !isExternal(ps)) { 15035 continue; 15036 } 15037 15038 final AsecInstallArgs args = new AsecInstallArgs(cid, 15039 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15040 // The package status is changed only if the code path 15041 // matches between settings and the container id. 15042 if (ps.codePathString != null 15043 && ps.codePathString.startsWith(args.getCodePath())) { 15044 if (DEBUG_SD_INSTALL) { 15045 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15046 + " at code path: " + ps.codePathString); 15047 } 15048 15049 // We do have a valid package installed on sdcard 15050 processCids.put(args, ps.codePathString); 15051 final int uid = ps.appId; 15052 if (uid != -1) { 15053 uidArr = ArrayUtils.appendInt(uidArr, uid); 15054 } 15055 } else { 15056 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15057 + ps.codePathString); 15058 } 15059 } 15060 } 15061 15062 Arrays.sort(uidArr); 15063 } 15064 15065 // Process packages with valid entries. 15066 if (isMounted) { 15067 if (DEBUG_SD_INSTALL) 15068 Log.i(TAG, "Loading packages"); 15069 loadMediaPackages(processCids, uidArr); 15070 startCleaningPackages(); 15071 mInstallerService.onSecureContainersAvailable(); 15072 } else { 15073 if (DEBUG_SD_INSTALL) 15074 Log.i(TAG, "Unloading packages"); 15075 unloadMediaPackages(processCids, uidArr, reportStatus); 15076 } 15077 } 15078 15079 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15080 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15081 final int size = infos.size(); 15082 final String[] packageNames = new String[size]; 15083 final int[] packageUids = new int[size]; 15084 for (int i = 0; i < size; i++) { 15085 final ApplicationInfo info = infos.get(i); 15086 packageNames[i] = info.packageName; 15087 packageUids[i] = info.uid; 15088 } 15089 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15090 finishedReceiver); 15091 } 15092 15093 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15094 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15095 sendResourcesChangedBroadcast(mediaStatus, replacing, 15096 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15097 } 15098 15099 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15100 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15101 int size = pkgList.length; 15102 if (size > 0) { 15103 // Send broadcasts here 15104 Bundle extras = new Bundle(); 15105 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15106 if (uidArr != null) { 15107 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15108 } 15109 if (replacing) { 15110 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15111 } 15112 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15113 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15114 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15115 } 15116 } 15117 15118 /* 15119 * Look at potentially valid container ids from processCids If package 15120 * information doesn't match the one on record or package scanning fails, 15121 * the cid is added to list of removeCids. We currently don't delete stale 15122 * containers. 15123 */ 15124 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15125 ArrayList<String> pkgList = new ArrayList<String>(); 15126 Set<AsecInstallArgs> keys = processCids.keySet(); 15127 15128 for (AsecInstallArgs args : keys) { 15129 String codePath = processCids.get(args); 15130 if (DEBUG_SD_INSTALL) 15131 Log.i(TAG, "Loading container : " + args.cid); 15132 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15133 try { 15134 // Make sure there are no container errors first. 15135 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15136 Slog.e(TAG, "Failed to mount cid : " + args.cid 15137 + " when installing from sdcard"); 15138 continue; 15139 } 15140 // Check code path here. 15141 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15142 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15143 + " does not match one in settings " + codePath); 15144 continue; 15145 } 15146 // Parse package 15147 int parseFlags = mDefParseFlags; 15148 if (args.isExternalAsec()) { 15149 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15150 } 15151 if (args.isFwdLocked()) { 15152 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15153 } 15154 15155 synchronized (mInstallLock) { 15156 PackageParser.Package pkg = null; 15157 try { 15158 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15159 } catch (PackageManagerException e) { 15160 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15161 } 15162 // Scan the package 15163 if (pkg != null) { 15164 /* 15165 * TODO why is the lock being held? doPostInstall is 15166 * called in other places without the lock. This needs 15167 * to be straightened out. 15168 */ 15169 // writer 15170 synchronized (mPackages) { 15171 retCode = PackageManager.INSTALL_SUCCEEDED; 15172 pkgList.add(pkg.packageName); 15173 // Post process args 15174 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15175 pkg.applicationInfo.uid); 15176 } 15177 } else { 15178 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15179 } 15180 } 15181 15182 } finally { 15183 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15184 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15185 } 15186 } 15187 } 15188 // writer 15189 synchronized (mPackages) { 15190 // If the platform SDK has changed since the last time we booted, 15191 // we need to re-grant app permission to catch any new ones that 15192 // appear. This is really a hack, and means that apps can in some 15193 // cases get permissions that the user didn't initially explicitly 15194 // allow... it would be nice to have some better way to handle 15195 // this situation. 15196 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15197 if (regrantPermissions) 15198 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15199 + mSdkVersion + "; regranting permissions for external storage"); 15200 mSettings.mExternalSdkPlatform = mSdkVersion; 15201 15202 // Make sure group IDs have been assigned, and any permission 15203 // changes in other apps are accounted for 15204 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15205 | (regrantPermissions 15206 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15207 : 0)); 15208 15209 mSettings.updateExternalDatabaseVersion(); 15210 15211 // can downgrade to reader 15212 // Persist settings 15213 mSettings.writeLPr(); 15214 } 15215 // Send a broadcast to let everyone know we are done processing 15216 if (pkgList.size() > 0) { 15217 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15218 } 15219 } 15220 15221 /* 15222 * Utility method to unload a list of specified containers 15223 */ 15224 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15225 // Just unmount all valid containers. 15226 for (AsecInstallArgs arg : cidArgs) { 15227 synchronized (mInstallLock) { 15228 arg.doPostDeleteLI(false); 15229 } 15230 } 15231 } 15232 15233 /* 15234 * Unload packages mounted on external media. This involves deleting package 15235 * data from internal structures, sending broadcasts about diabled packages, 15236 * gc'ing to free up references, unmounting all secure containers 15237 * corresponding to packages on external media, and posting a 15238 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15239 * that we always have to post this message if status has been requested no 15240 * matter what. 15241 */ 15242 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15243 final boolean reportStatus) { 15244 if (DEBUG_SD_INSTALL) 15245 Log.i(TAG, "unloading media packages"); 15246 ArrayList<String> pkgList = new ArrayList<String>(); 15247 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15248 final Set<AsecInstallArgs> keys = processCids.keySet(); 15249 for (AsecInstallArgs args : keys) { 15250 String pkgName = args.getPackageName(); 15251 if (DEBUG_SD_INSTALL) 15252 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15253 // Delete package internally 15254 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15255 synchronized (mInstallLock) { 15256 boolean res = deletePackageLI(pkgName, null, false, null, null, 15257 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15258 if (res) { 15259 pkgList.add(pkgName); 15260 } else { 15261 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15262 failedList.add(args); 15263 } 15264 } 15265 } 15266 15267 // reader 15268 synchronized (mPackages) { 15269 // We didn't update the settings after removing each package; 15270 // write them now for all packages. 15271 mSettings.writeLPr(); 15272 } 15273 15274 // We have to absolutely send UPDATED_MEDIA_STATUS only 15275 // after confirming that all the receivers processed the ordered 15276 // broadcast when packages get disabled, force a gc to clean things up. 15277 // and unload all the containers. 15278 if (pkgList.size() > 0) { 15279 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15280 new IIntentReceiver.Stub() { 15281 public void performReceive(Intent intent, int resultCode, String data, 15282 Bundle extras, boolean ordered, boolean sticky, 15283 int sendingUser) throws RemoteException { 15284 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15285 reportStatus ? 1 : 0, 1, keys); 15286 mHandler.sendMessage(msg); 15287 } 15288 }); 15289 } else { 15290 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15291 keys); 15292 mHandler.sendMessage(msg); 15293 } 15294 } 15295 15296 private void loadPrivatePackages(VolumeInfo vol) { 15297 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15298 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15299 synchronized (mInstallLock) { 15300 synchronized (mPackages) { 15301 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15302 for (PackageSetting ps : packages) { 15303 final PackageParser.Package pkg; 15304 try { 15305 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15306 loaded.add(pkg.applicationInfo); 15307 } catch (PackageManagerException e) { 15308 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15309 } 15310 } 15311 15312 // TODO: regrant any permissions that changed based since original install 15313 15314 mSettings.writeLPr(); 15315 } 15316 } 15317 15318 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15319 sendResourcesChangedBroadcast(true, false, loaded, null); 15320 } 15321 15322 private void unloadPrivatePackages(VolumeInfo vol) { 15323 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15324 synchronized (mInstallLock) { 15325 synchronized (mPackages) { 15326 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15327 for (PackageSetting ps : packages) { 15328 if (ps.pkg == null) continue; 15329 15330 final ApplicationInfo info = ps.pkg.applicationInfo; 15331 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15332 if (deletePackageLI(ps.name, null, false, null, null, 15333 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15334 unloaded.add(info); 15335 } else { 15336 Slog.w(TAG, "Failed to unload " + ps.codePath); 15337 } 15338 } 15339 15340 mSettings.writeLPr(); 15341 } 15342 } 15343 15344 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15345 sendResourcesChangedBroadcast(false, false, unloaded, null); 15346 } 15347 15348 /** 15349 * Examine all users present on given mounted volume, and destroy data 15350 * belonging to users that are no longer valid, or whose user ID has been 15351 * recycled. 15352 */ 15353 private void reconcileUsers(String volumeUuid) { 15354 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15355 if (ArrayUtils.isEmpty(files)) { 15356 Slog.d(TAG, "No users found on " + volumeUuid); 15357 return; 15358 } 15359 15360 for (File file : files) { 15361 if (!file.isDirectory()) continue; 15362 15363 final int userId; 15364 final UserInfo info; 15365 try { 15366 userId = Integer.parseInt(file.getName()); 15367 info = sUserManager.getUserInfo(userId); 15368 } catch (NumberFormatException e) { 15369 Slog.w(TAG, "Invalid user directory " + file); 15370 continue; 15371 } 15372 15373 boolean destroyUser = false; 15374 if (info == null) { 15375 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15376 + " because no matching user was found"); 15377 destroyUser = true; 15378 } else { 15379 try { 15380 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15381 } catch (IOException e) { 15382 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15383 + " because we failed to enforce serial number: " + e); 15384 destroyUser = true; 15385 } 15386 } 15387 15388 if (destroyUser) { 15389 synchronized (mInstallLock) { 15390 mInstaller.removeUserDataDirs(volumeUuid, userId); 15391 } 15392 } 15393 } 15394 15395 final UserManager um = mContext.getSystemService(UserManager.class); 15396 for (UserInfo user : um.getUsers()) { 15397 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15398 if (userDir.exists()) continue; 15399 15400 try { 15401 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15402 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15403 } catch (IOException e) { 15404 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15405 } 15406 } 15407 } 15408 15409 /** 15410 * Examine all apps present on given mounted volume, and destroy apps that 15411 * aren't expected, either due to uninstallation or reinstallation on 15412 * another volume. 15413 */ 15414 private void reconcileApps(String volumeUuid) { 15415 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15416 if (ArrayUtils.isEmpty(files)) { 15417 Slog.d(TAG, "No apps found on " + volumeUuid); 15418 return; 15419 } 15420 15421 for (File file : files) { 15422 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15423 && !PackageInstallerService.isStageName(file.getName()); 15424 if (!isPackage) { 15425 // Ignore entries which are not packages 15426 continue; 15427 } 15428 15429 boolean destroyApp = false; 15430 String packageName = null; 15431 try { 15432 final PackageLite pkg = PackageParser.parsePackageLite(file, 15433 PackageParser.PARSE_MUST_BE_APK); 15434 packageName = pkg.packageName; 15435 15436 synchronized (mPackages) { 15437 final PackageSetting ps = mSettings.mPackages.get(packageName); 15438 if (ps == null) { 15439 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15440 + volumeUuid + " because we found no install record"); 15441 destroyApp = true; 15442 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15443 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15444 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15445 destroyApp = true; 15446 } 15447 } 15448 15449 } catch (PackageParserException e) { 15450 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15451 destroyApp = true; 15452 } 15453 15454 if (destroyApp) { 15455 synchronized (mInstallLock) { 15456 if (packageName != null) { 15457 removeDataDirsLI(volumeUuid, packageName); 15458 } 15459 if (file.isDirectory()) { 15460 mInstaller.rmPackageDir(file.getAbsolutePath()); 15461 } else { 15462 file.delete(); 15463 } 15464 } 15465 } 15466 } 15467 } 15468 15469 private void unfreezePackage(String packageName) { 15470 synchronized (mPackages) { 15471 final PackageSetting ps = mSettings.mPackages.get(packageName); 15472 if (ps != null) { 15473 ps.frozen = false; 15474 } 15475 } 15476 } 15477 15478 @Override 15479 public int movePackage(final String packageName, final String volumeUuid) { 15480 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15481 15482 final int moveId = mNextMoveId.getAndIncrement(); 15483 try { 15484 movePackageInternal(packageName, volumeUuid, moveId); 15485 } catch (PackageManagerException e) { 15486 Slog.w(TAG, "Failed to move " + packageName, e); 15487 mMoveCallbacks.notifyStatusChanged(moveId, 15488 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15489 } 15490 return moveId; 15491 } 15492 15493 private void movePackageInternal(final String packageName, final String volumeUuid, 15494 final int moveId) throws PackageManagerException { 15495 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15496 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15497 final PackageManager pm = mContext.getPackageManager(); 15498 15499 final boolean currentAsec; 15500 final String currentVolumeUuid; 15501 final File codeFile; 15502 final String installerPackageName; 15503 final String packageAbiOverride; 15504 final int appId; 15505 final String seinfo; 15506 final String label; 15507 15508 // reader 15509 synchronized (mPackages) { 15510 final PackageParser.Package pkg = mPackages.get(packageName); 15511 final PackageSetting ps = mSettings.mPackages.get(packageName); 15512 if (pkg == null || ps == null) { 15513 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15514 } 15515 15516 if (pkg.applicationInfo.isSystemApp()) { 15517 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15518 "Cannot move system application"); 15519 } 15520 15521 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15522 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15523 "Package already moved to " + volumeUuid); 15524 } 15525 15526 final File probe = new File(pkg.codePath); 15527 final File probeOat = new File(probe, "oat"); 15528 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15529 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15530 "Move only supported for modern cluster style installs"); 15531 } 15532 15533 if (ps.frozen) { 15534 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15535 "Failed to move already frozen package"); 15536 } 15537 ps.frozen = true; 15538 15539 currentAsec = pkg.applicationInfo.isForwardLocked() 15540 || pkg.applicationInfo.isExternalAsec(); 15541 currentVolumeUuid = ps.volumeUuid; 15542 codeFile = new File(pkg.codePath); 15543 installerPackageName = ps.installerPackageName; 15544 packageAbiOverride = ps.cpuAbiOverrideString; 15545 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15546 seinfo = pkg.applicationInfo.seinfo; 15547 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15548 } 15549 15550 // Now that we're guarded by frozen state, kill app during move 15551 killApplication(packageName, appId, "move pkg"); 15552 15553 final Bundle extras = new Bundle(); 15554 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15555 extras.putString(Intent.EXTRA_TITLE, label); 15556 mMoveCallbacks.notifyCreated(moveId, extras); 15557 15558 int installFlags; 15559 final boolean moveCompleteApp; 15560 final File measurePath; 15561 15562 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15563 installFlags = INSTALL_INTERNAL; 15564 moveCompleteApp = !currentAsec; 15565 measurePath = Environment.getDataAppDirectory(volumeUuid); 15566 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15567 installFlags = INSTALL_EXTERNAL; 15568 moveCompleteApp = false; 15569 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15570 } else { 15571 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15572 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15573 || !volume.isMountedWritable()) { 15574 unfreezePackage(packageName); 15575 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15576 "Move location not mounted private volume"); 15577 } 15578 15579 Preconditions.checkState(!currentAsec); 15580 15581 installFlags = INSTALL_INTERNAL; 15582 moveCompleteApp = true; 15583 measurePath = Environment.getDataAppDirectory(volumeUuid); 15584 } 15585 15586 final PackageStats stats = new PackageStats(null, -1); 15587 synchronized (mInstaller) { 15588 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15589 unfreezePackage(packageName); 15590 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15591 "Failed to measure package size"); 15592 } 15593 } 15594 15595 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15596 + stats.dataSize); 15597 15598 final long startFreeBytes = measurePath.getFreeSpace(); 15599 final long sizeBytes; 15600 if (moveCompleteApp) { 15601 sizeBytes = stats.codeSize + stats.dataSize; 15602 } else { 15603 sizeBytes = stats.codeSize; 15604 } 15605 15606 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15607 unfreezePackage(packageName); 15608 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15609 "Not enough free space to move"); 15610 } 15611 15612 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15613 15614 final CountDownLatch installedLatch = new CountDownLatch(1); 15615 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15616 @Override 15617 public void onUserActionRequired(Intent intent) throws RemoteException { 15618 throw new IllegalStateException(); 15619 } 15620 15621 @Override 15622 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15623 Bundle extras) throws RemoteException { 15624 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15625 + PackageManager.installStatusToString(returnCode, msg)); 15626 15627 installedLatch.countDown(); 15628 15629 // Regardless of success or failure of the move operation, 15630 // always unfreeze the package 15631 unfreezePackage(packageName); 15632 15633 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15634 switch (status) { 15635 case PackageInstaller.STATUS_SUCCESS: 15636 mMoveCallbacks.notifyStatusChanged(moveId, 15637 PackageManager.MOVE_SUCCEEDED); 15638 break; 15639 case PackageInstaller.STATUS_FAILURE_STORAGE: 15640 mMoveCallbacks.notifyStatusChanged(moveId, 15641 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15642 break; 15643 default: 15644 mMoveCallbacks.notifyStatusChanged(moveId, 15645 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15646 break; 15647 } 15648 } 15649 }; 15650 15651 final MoveInfo move; 15652 if (moveCompleteApp) { 15653 // Kick off a thread to report progress estimates 15654 new Thread() { 15655 @Override 15656 public void run() { 15657 while (true) { 15658 try { 15659 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15660 break; 15661 } 15662 } catch (InterruptedException ignored) { 15663 } 15664 15665 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15666 final int progress = 10 + (int) MathUtils.constrain( 15667 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15668 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15669 } 15670 } 15671 }.start(); 15672 15673 final String dataAppName = codeFile.getName(); 15674 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15675 dataAppName, appId, seinfo); 15676 } else { 15677 move = null; 15678 } 15679 15680 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15681 15682 final Message msg = mHandler.obtainMessage(INIT_COPY); 15683 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15684 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15685 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15686 mHandler.sendMessage(msg); 15687 } 15688 15689 @Override 15690 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15691 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15692 15693 final int realMoveId = mNextMoveId.getAndIncrement(); 15694 final Bundle extras = new Bundle(); 15695 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15696 mMoveCallbacks.notifyCreated(realMoveId, extras); 15697 15698 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15699 @Override 15700 public void onCreated(int moveId, Bundle extras) { 15701 // Ignored 15702 } 15703 15704 @Override 15705 public void onStatusChanged(int moveId, int status, long estMillis) { 15706 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15707 } 15708 }; 15709 15710 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15711 storage.setPrimaryStorageUuid(volumeUuid, callback); 15712 return realMoveId; 15713 } 15714 15715 @Override 15716 public int getMoveStatus(int moveId) { 15717 mContext.enforceCallingOrSelfPermission( 15718 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15719 return mMoveCallbacks.mLastStatus.get(moveId); 15720 } 15721 15722 @Override 15723 public void registerMoveCallback(IPackageMoveObserver callback) { 15724 mContext.enforceCallingOrSelfPermission( 15725 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15726 mMoveCallbacks.register(callback); 15727 } 15728 15729 @Override 15730 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15731 mContext.enforceCallingOrSelfPermission( 15732 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15733 mMoveCallbacks.unregister(callback); 15734 } 15735 15736 @Override 15737 public boolean setInstallLocation(int loc) { 15738 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15739 null); 15740 if (getInstallLocation() == loc) { 15741 return true; 15742 } 15743 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15744 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15745 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15746 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15747 return true; 15748 } 15749 return false; 15750 } 15751 15752 @Override 15753 public int getInstallLocation() { 15754 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15755 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15756 PackageHelper.APP_INSTALL_AUTO); 15757 } 15758 15759 /** Called by UserManagerService */ 15760 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15761 mDirtyUsers.remove(userHandle); 15762 mSettings.removeUserLPw(userHandle); 15763 mPendingBroadcasts.remove(userHandle); 15764 if (mInstaller != null) { 15765 // Technically, we shouldn't be doing this with the package lock 15766 // held. However, this is very rare, and there is already so much 15767 // other disk I/O going on, that we'll let it slide for now. 15768 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15769 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15770 final String volumeUuid = vol.getFsUuid(); 15771 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15772 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15773 } 15774 } 15775 mUserNeedsBadging.delete(userHandle); 15776 removeUnusedPackagesLILPw(userManager, userHandle); 15777 } 15778 15779 /** 15780 * We're removing userHandle and would like to remove any downloaded packages 15781 * that are no longer in use by any other user. 15782 * @param userHandle the user being removed 15783 */ 15784 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15785 final boolean DEBUG_CLEAN_APKS = false; 15786 int [] users = userManager.getUserIdsLPr(); 15787 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15788 while (psit.hasNext()) { 15789 PackageSetting ps = psit.next(); 15790 if (ps.pkg == null) { 15791 continue; 15792 } 15793 final String packageName = ps.pkg.packageName; 15794 // Skip over if system app 15795 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15796 continue; 15797 } 15798 if (DEBUG_CLEAN_APKS) { 15799 Slog.i(TAG, "Checking package " + packageName); 15800 } 15801 boolean keep = false; 15802 for (int i = 0; i < users.length; i++) { 15803 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15804 keep = true; 15805 if (DEBUG_CLEAN_APKS) { 15806 Slog.i(TAG, " Keeping package " + packageName + " for user " 15807 + users[i]); 15808 } 15809 break; 15810 } 15811 } 15812 if (!keep) { 15813 if (DEBUG_CLEAN_APKS) { 15814 Slog.i(TAG, " Removing package " + packageName); 15815 } 15816 mHandler.post(new Runnable() { 15817 public void run() { 15818 deletePackageX(packageName, userHandle, 0); 15819 } //end run 15820 }); 15821 } 15822 } 15823 } 15824 15825 /** Called by UserManagerService */ 15826 void createNewUserLILPw(int userHandle) { 15827 if (mInstaller != null) { 15828 mInstaller.createUserConfig(userHandle); 15829 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15830 applyFactoryDefaultBrowserLPw(userHandle); 15831 } 15832 } 15833 15834 void newUserCreatedLILPw(final int userHandle) { 15835 // We cannot grant the default permissions with a lock held as 15836 // we query providers from other components for default handlers 15837 // such as enabled IMEs, etc. 15838 mHandler.post(new Runnable() { 15839 @Override 15840 public void run() { 15841 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15842 } 15843 }); 15844 } 15845 15846 @Override 15847 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15848 mContext.enforceCallingOrSelfPermission( 15849 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15850 "Only package verification agents can read the verifier device identity"); 15851 15852 synchronized (mPackages) { 15853 return mSettings.getVerifierDeviceIdentityLPw(); 15854 } 15855 } 15856 15857 @Override 15858 public void setPermissionEnforced(String permission, boolean enforced) { 15859 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15860 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15861 synchronized (mPackages) { 15862 if (mSettings.mReadExternalStorageEnforced == null 15863 || mSettings.mReadExternalStorageEnforced != enforced) { 15864 mSettings.mReadExternalStorageEnforced = enforced; 15865 mSettings.writeLPr(); 15866 } 15867 } 15868 // kill any non-foreground processes so we restart them and 15869 // grant/revoke the GID. 15870 final IActivityManager am = ActivityManagerNative.getDefault(); 15871 if (am != null) { 15872 final long token = Binder.clearCallingIdentity(); 15873 try { 15874 am.killProcessesBelowForeground("setPermissionEnforcement"); 15875 } catch (RemoteException e) { 15876 } finally { 15877 Binder.restoreCallingIdentity(token); 15878 } 15879 } 15880 } else { 15881 throw new IllegalArgumentException("No selective enforcement for " + permission); 15882 } 15883 } 15884 15885 @Override 15886 @Deprecated 15887 public boolean isPermissionEnforced(String permission) { 15888 return true; 15889 } 15890 15891 @Override 15892 public boolean isStorageLow() { 15893 final long token = Binder.clearCallingIdentity(); 15894 try { 15895 final DeviceStorageMonitorInternal 15896 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15897 if (dsm != null) { 15898 return dsm.isMemoryLow(); 15899 } else { 15900 return false; 15901 } 15902 } finally { 15903 Binder.restoreCallingIdentity(token); 15904 } 15905 } 15906 15907 @Override 15908 public IPackageInstaller getPackageInstaller() { 15909 return mInstallerService; 15910 } 15911 15912 private boolean userNeedsBadging(int userId) { 15913 int index = mUserNeedsBadging.indexOfKey(userId); 15914 if (index < 0) { 15915 final UserInfo userInfo; 15916 final long token = Binder.clearCallingIdentity(); 15917 try { 15918 userInfo = sUserManager.getUserInfo(userId); 15919 } finally { 15920 Binder.restoreCallingIdentity(token); 15921 } 15922 final boolean b; 15923 if (userInfo != null && userInfo.isManagedProfile()) { 15924 b = true; 15925 } else { 15926 b = false; 15927 } 15928 mUserNeedsBadging.put(userId, b); 15929 return b; 15930 } 15931 return mUserNeedsBadging.valueAt(index); 15932 } 15933 15934 @Override 15935 public KeySet getKeySetByAlias(String packageName, String alias) { 15936 if (packageName == null || alias == null) { 15937 return null; 15938 } 15939 synchronized(mPackages) { 15940 final PackageParser.Package pkg = mPackages.get(packageName); 15941 if (pkg == null) { 15942 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15943 throw new IllegalArgumentException("Unknown package: " + packageName); 15944 } 15945 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15946 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15947 } 15948 } 15949 15950 @Override 15951 public KeySet getSigningKeySet(String packageName) { 15952 if (packageName == null) { 15953 return null; 15954 } 15955 synchronized(mPackages) { 15956 final PackageParser.Package pkg = mPackages.get(packageName); 15957 if (pkg == null) { 15958 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15959 throw new IllegalArgumentException("Unknown package: " + packageName); 15960 } 15961 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15962 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15963 throw new SecurityException("May not access signing KeySet of other apps."); 15964 } 15965 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15966 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15967 } 15968 } 15969 15970 @Override 15971 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15972 if (packageName == null || ks == null) { 15973 return false; 15974 } 15975 synchronized(mPackages) { 15976 final PackageParser.Package pkg = mPackages.get(packageName); 15977 if (pkg == null) { 15978 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15979 throw new IllegalArgumentException("Unknown package: " + packageName); 15980 } 15981 IBinder ksh = ks.getToken(); 15982 if (ksh instanceof KeySetHandle) { 15983 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15984 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15985 } 15986 return false; 15987 } 15988 } 15989 15990 @Override 15991 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15992 if (packageName == null || ks == null) { 15993 return false; 15994 } 15995 synchronized(mPackages) { 15996 final PackageParser.Package pkg = mPackages.get(packageName); 15997 if (pkg == null) { 15998 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15999 throw new IllegalArgumentException("Unknown package: " + packageName); 16000 } 16001 IBinder ksh = ks.getToken(); 16002 if (ksh instanceof KeySetHandle) { 16003 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16004 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16005 } 16006 return false; 16007 } 16008 } 16009 16010 public void getUsageStatsIfNoPackageUsageInfo() { 16011 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16012 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16013 if (usm == null) { 16014 throw new IllegalStateException("UsageStatsManager must be initialized"); 16015 } 16016 long now = System.currentTimeMillis(); 16017 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16018 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16019 String packageName = entry.getKey(); 16020 PackageParser.Package pkg = mPackages.get(packageName); 16021 if (pkg == null) { 16022 continue; 16023 } 16024 UsageStats usage = entry.getValue(); 16025 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16026 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16027 } 16028 } 16029 } 16030 16031 /** 16032 * Check and throw if the given before/after packages would be considered a 16033 * downgrade. 16034 */ 16035 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16036 throws PackageManagerException { 16037 if (after.versionCode < before.mVersionCode) { 16038 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16039 "Update version code " + after.versionCode + " is older than current " 16040 + before.mVersionCode); 16041 } else if (after.versionCode == before.mVersionCode) { 16042 if (after.baseRevisionCode < before.baseRevisionCode) { 16043 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16044 "Update base revision code " + after.baseRevisionCode 16045 + " is older than current " + before.baseRevisionCode); 16046 } 16047 16048 if (!ArrayUtils.isEmpty(after.splitNames)) { 16049 for (int i = 0; i < after.splitNames.length; i++) { 16050 final String splitName = after.splitNames[i]; 16051 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16052 if (j != -1) { 16053 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16054 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16055 "Update split " + splitName + " revision code " 16056 + after.splitRevisionCodes[i] + " is older than current " 16057 + before.splitRevisionCodes[j]); 16058 } 16059 } 16060 } 16061 } 16062 } 16063 } 16064 16065 private static class MoveCallbacks extends Handler { 16066 private static final int MSG_CREATED = 1; 16067 private static final int MSG_STATUS_CHANGED = 2; 16068 16069 private final RemoteCallbackList<IPackageMoveObserver> 16070 mCallbacks = new RemoteCallbackList<>(); 16071 16072 private final SparseIntArray mLastStatus = new SparseIntArray(); 16073 16074 public MoveCallbacks(Looper looper) { 16075 super(looper); 16076 } 16077 16078 public void register(IPackageMoveObserver callback) { 16079 mCallbacks.register(callback); 16080 } 16081 16082 public void unregister(IPackageMoveObserver callback) { 16083 mCallbacks.unregister(callback); 16084 } 16085 16086 @Override 16087 public void handleMessage(Message msg) { 16088 final SomeArgs args = (SomeArgs) msg.obj; 16089 final int n = mCallbacks.beginBroadcast(); 16090 for (int i = 0; i < n; i++) { 16091 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16092 try { 16093 invokeCallback(callback, msg.what, args); 16094 } catch (RemoteException ignored) { 16095 } 16096 } 16097 mCallbacks.finishBroadcast(); 16098 args.recycle(); 16099 } 16100 16101 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16102 throws RemoteException { 16103 switch (what) { 16104 case MSG_CREATED: { 16105 callback.onCreated(args.argi1, (Bundle) args.arg2); 16106 break; 16107 } 16108 case MSG_STATUS_CHANGED: { 16109 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16110 break; 16111 } 16112 } 16113 } 16114 16115 private void notifyCreated(int moveId, Bundle extras) { 16116 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16117 16118 final SomeArgs args = SomeArgs.obtain(); 16119 args.argi1 = moveId; 16120 args.arg2 = extras; 16121 obtainMessage(MSG_CREATED, args).sendToTarget(); 16122 } 16123 16124 private void notifyStatusChanged(int moveId, int status) { 16125 notifyStatusChanged(moveId, status, -1); 16126 } 16127 16128 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16129 Slog.v(TAG, "Move " + moveId + " status " + status); 16130 16131 final SomeArgs args = SomeArgs.obtain(); 16132 args.argi1 = moveId; 16133 args.argi2 = status; 16134 args.arg3 = estMillis; 16135 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16136 16137 synchronized (mLastStatus) { 16138 mLastStatus.put(moveId, status); 16139 } 16140 } 16141 } 16142 16143 private final class OnPermissionChangeListeners extends Handler { 16144 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16145 16146 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16147 new RemoteCallbackList<>(); 16148 16149 public OnPermissionChangeListeners(Looper looper) { 16150 super(looper); 16151 } 16152 16153 @Override 16154 public void handleMessage(Message msg) { 16155 switch (msg.what) { 16156 case MSG_ON_PERMISSIONS_CHANGED: { 16157 final int uid = msg.arg1; 16158 handleOnPermissionsChanged(uid); 16159 } break; 16160 } 16161 } 16162 16163 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16164 mPermissionListeners.register(listener); 16165 16166 } 16167 16168 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16169 mPermissionListeners.unregister(listener); 16170 } 16171 16172 public void onPermissionsChanged(int uid) { 16173 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16174 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16175 } 16176 } 16177 16178 private void handleOnPermissionsChanged(int uid) { 16179 final int count = mPermissionListeners.beginBroadcast(); 16180 try { 16181 for (int i = 0; i < count; i++) { 16182 IOnPermissionsChangeListener callback = mPermissionListeners 16183 .getBroadcastItem(i); 16184 try { 16185 callback.onPermissionsChanged(uid); 16186 } catch (RemoteException e) { 16187 Log.e(TAG, "Permission listener is dead", e); 16188 } 16189 } 16190 } finally { 16191 mPermissionListeners.finishBroadcast(); 16192 } 16193 } 16194 } 16195 16196 private class PackageManagerInternalImpl extends PackageManagerInternal { 16197 @Override 16198 public void setLocationPackagesProvider(PackagesProvider provider) { 16199 synchronized (mPackages) { 16200 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16201 } 16202 } 16203 16204 @Override 16205 public void setImePackagesProvider(PackagesProvider provider) { 16206 synchronized (mPackages) { 16207 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16208 } 16209 } 16210 16211 @Override 16212 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16213 synchronized (mPackages) { 16214 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16215 } 16216 } 16217 16218 @Override 16219 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16220 synchronized (mPackages) { 16221 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16222 } 16223 } 16224 16225 @Override 16226 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16227 synchronized (mPackages) { 16228 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16229 } 16230 } 16231 16232 @Override 16233 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16234 synchronized (mPackages) { 16235 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16236 } 16237 } 16238 16239 @Override 16240 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16241 synchronized (mPackages) { 16242 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16243 packageName, userId); 16244 } 16245 } 16246 16247 @Override 16248 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16249 synchronized (mPackages) { 16250 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16251 packageName, userId); 16252 } 16253 } 16254 } 16255 16256 @Override 16257 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16258 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16259 synchronized (mPackages) { 16260 final long identity = Binder.clearCallingIdentity(); 16261 try { 16262 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16263 packageNames, userId); 16264 } finally { 16265 Binder.restoreCallingIdentity(identity); 16266 } 16267 } 16268 } 16269 16270 private static void enforceSystemOrPhoneCaller(String tag) { 16271 int callingUid = Binder.getCallingUid(); 16272 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16273 throw new SecurityException( 16274 "Cannot call " + tag + " from UID " + callingUid); 16275 } 16276 } 16277} 16278