PackageManagerService.java revision 056d6b0069561af5dc16b1c38fc8d18bd876b54b
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 /** 472 * Tracks new system packages [receiving in an OTA] that we expect to 473 * find updated user-installed versions. Keys are package name, values 474 * are package location. 475 */ 476 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 477 478 final Settings mSettings; 479 boolean mRestoredSettings; 480 481 // System configuration read by SystemConfig. 482 final int[] mGlobalGids; 483 final SparseArray<ArraySet<String>> mSystemPermissions; 484 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 485 486 // If mac_permissions.xml was found for seinfo labeling. 487 boolean mFoundPolicyFile; 488 489 // If a recursive restorecon of /data/data/<pkg> is needed. 490 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 491 492 public static final class SharedLibraryEntry { 493 public final String path; 494 public final String apk; 495 496 SharedLibraryEntry(String _path, String _apk) { 497 path = _path; 498 apk = _apk; 499 } 500 } 501 502 // Currently known shared libraries. 503 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 504 new ArrayMap<String, SharedLibraryEntry>(); 505 506 // All available activities, for your resolving pleasure. 507 final ActivityIntentResolver mActivities = 508 new ActivityIntentResolver(); 509 510 // All available receivers, for your resolving pleasure. 511 final ActivityIntentResolver mReceivers = 512 new ActivityIntentResolver(); 513 514 // All available services, for your resolving pleasure. 515 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 516 517 // All available providers, for your resolving pleasure. 518 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 519 520 // Mapping from provider base names (first directory in content URI codePath) 521 // to the provider information. 522 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 523 new ArrayMap<String, PackageParser.Provider>(); 524 525 // Mapping from instrumentation class names to info about them. 526 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 527 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 528 529 // Mapping from permission names to info about them. 530 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 531 new ArrayMap<String, PackageParser.PermissionGroup>(); 532 533 // Packages whose data we have transfered into another package, thus 534 // should no longer exist. 535 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 536 537 // Broadcast actions that are only available to the system. 538 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 539 540 /** List of packages waiting for verification. */ 541 final SparseArray<PackageVerificationState> mPendingVerification 542 = new SparseArray<PackageVerificationState>(); 543 544 /** Set of packages associated with each app op permission. */ 545 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 546 547 final PackageInstallerService mInstallerService; 548 549 private final PackageDexOptimizer mPackageDexOptimizer; 550 551 private AtomicInteger mNextMoveId = new AtomicInteger(); 552 private final MoveCallbacks mMoveCallbacks; 553 554 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 555 556 // Cache of users who need badging. 557 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 558 559 /** Token for keys in mPendingVerification. */ 560 private int mPendingVerificationToken = 0; 561 562 volatile boolean mSystemReady; 563 volatile boolean mSafeMode; 564 volatile boolean mHasSystemUidErrors; 565 566 ApplicationInfo mAndroidApplication; 567 final ActivityInfo mResolveActivity = new ActivityInfo(); 568 final ResolveInfo mResolveInfo = new ResolveInfo(); 569 ComponentName mResolveComponentName; 570 PackageParser.Package mPlatformPackage; 571 ComponentName mCustomResolverComponentName; 572 573 boolean mResolverReplaced = false; 574 575 private final ComponentName mIntentFilterVerifierComponent; 576 private int mIntentFilterVerificationToken = 0; 577 578 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 579 = new SparseArray<IntentFilterVerificationState>(); 580 581 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 582 new DefaultPermissionGrantPolicy(this); 583 584 private static class IFVerificationParams { 585 PackageParser.Package pkg; 586 boolean replacing; 587 int userId; 588 int verifierUid; 589 590 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 591 int _userId, int _verifierUid) { 592 pkg = _pkg; 593 replacing = _replacing; 594 userId = _userId; 595 replacing = _replacing; 596 verifierUid = _verifierUid; 597 } 598 } 599 600 private interface IntentFilterVerifier<T extends IntentFilter> { 601 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 602 T filter, String packageName); 603 void startVerifications(int userId); 604 void receiveVerificationResponse(int verificationId); 605 } 606 607 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 608 private Context mContext; 609 private ComponentName mIntentFilterVerifierComponent; 610 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 611 612 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 613 mContext = context; 614 mIntentFilterVerifierComponent = verifierComponent; 615 } 616 617 private String getDefaultScheme() { 618 return IntentFilter.SCHEME_HTTPS; 619 } 620 621 @Override 622 public void startVerifications(int userId) { 623 // Launch verifications requests 624 int count = mCurrentIntentFilterVerifications.size(); 625 for (int n=0; n<count; n++) { 626 int verificationId = mCurrentIntentFilterVerifications.get(n); 627 final IntentFilterVerificationState ivs = 628 mIntentFilterVerificationStates.get(verificationId); 629 630 String packageName = ivs.getPackageName(); 631 632 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 633 final int filterCount = filters.size(); 634 ArraySet<String> domainsSet = new ArraySet<>(); 635 for (int m=0; m<filterCount; m++) { 636 PackageParser.ActivityIntentInfo filter = filters.get(m); 637 domainsSet.addAll(filter.getHostsList()); 638 } 639 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 640 synchronized (mPackages) { 641 if (mSettings.createIntentFilterVerificationIfNeededLPw( 642 packageName, domainsList) != null) { 643 scheduleWriteSettingsLocked(); 644 } 645 } 646 sendVerificationRequest(userId, verificationId, ivs); 647 } 648 mCurrentIntentFilterVerifications.clear(); 649 } 650 651 private void sendVerificationRequest(int userId, int verificationId, 652 IntentFilterVerificationState ivs) { 653 654 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 655 verificationIntent.putExtra( 656 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 657 verificationId); 658 verificationIntent.putExtra( 659 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 660 getDefaultScheme()); 661 verificationIntent.putExtra( 662 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 663 ivs.getHostsString()); 664 verificationIntent.putExtra( 665 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 666 ivs.getPackageName()); 667 verificationIntent.setComponent(mIntentFilterVerifierComponent); 668 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 669 670 UserHandle user = new UserHandle(userId); 671 mContext.sendBroadcastAsUser(verificationIntent, user); 672 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 673 "Sending IntentFilter verification broadcast"); 674 } 675 676 public void receiveVerificationResponse(int verificationId) { 677 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 678 679 final boolean verified = ivs.isVerified(); 680 681 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 682 final int count = filters.size(); 683 if (DEBUG_DOMAIN_VERIFICATION) { 684 Slog.i(TAG, "Received verification response " + verificationId 685 + " for " + count + " filters, verified=" + verified); 686 } 687 for (int n=0; n<count; n++) { 688 PackageParser.ActivityIntentInfo filter = filters.get(n); 689 filter.setVerified(verified); 690 691 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 692 + " verified with result:" + verified + " and hosts:" 693 + ivs.getHostsString()); 694 } 695 696 mIntentFilterVerificationStates.remove(verificationId); 697 698 final String packageName = ivs.getPackageName(); 699 IntentFilterVerificationInfo ivi = null; 700 701 synchronized (mPackages) { 702 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 703 } 704 if (ivi == null) { 705 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 706 + verificationId + " packageName:" + packageName); 707 return; 708 } 709 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 710 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 711 712 synchronized (mPackages) { 713 if (verified) { 714 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 715 } else { 716 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 717 } 718 scheduleWriteSettingsLocked(); 719 720 final int userId = ivs.getUserId(); 721 if (userId != UserHandle.USER_ALL) { 722 final int userStatus = 723 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 724 725 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 726 boolean needUpdate = false; 727 728 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 729 // already been set by the User thru the Disambiguation dialog 730 switch (userStatus) { 731 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 732 if (verified) { 733 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 734 } else { 735 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 736 } 737 needUpdate = true; 738 break; 739 740 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 741 if (verified) { 742 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 743 needUpdate = true; 744 } 745 break; 746 747 default: 748 // Nothing to do 749 } 750 751 if (needUpdate) { 752 mSettings.updateIntentFilterVerificationStatusLPw( 753 packageName, updatedStatus, userId); 754 scheduleWritePackageRestrictionsLocked(userId); 755 } 756 } 757 } 758 } 759 760 @Override 761 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 762 ActivityIntentInfo filter, String packageName) { 763 if (!hasValidDomains(filter)) { 764 return false; 765 } 766 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 767 if (ivs == null) { 768 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 769 packageName); 770 } 771 if (DEBUG_DOMAIN_VERIFICATION) { 772 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 773 } 774 ivs.addFilter(filter); 775 return true; 776 } 777 778 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 779 int userId, int verificationId, String packageName) { 780 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 781 verifierUid, userId, packageName); 782 ivs.setPendingState(); 783 synchronized (mPackages) { 784 mIntentFilterVerificationStates.append(verificationId, ivs); 785 mCurrentIntentFilterVerifications.add(verificationId); 786 } 787 return ivs; 788 } 789 } 790 791 private static boolean hasValidDomains(ActivityIntentInfo filter) { 792 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 793 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 794 if (!hasHTTPorHTTPS) { 795 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 796 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 797 return false; 798 } 799 return true; 800 } 801 802 private IntentFilterVerifier mIntentFilterVerifier; 803 804 // Set of pending broadcasts for aggregating enable/disable of components. 805 static class PendingPackageBroadcasts { 806 // for each user id, a map of <package name -> components within that package> 807 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 808 809 public PendingPackageBroadcasts() { 810 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 811 } 812 813 public ArrayList<String> get(int userId, String packageName) { 814 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 815 return packages.get(packageName); 816 } 817 818 public void put(int userId, String packageName, ArrayList<String> components) { 819 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 820 packages.put(packageName, components); 821 } 822 823 public void remove(int userId, String packageName) { 824 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 825 if (packages != null) { 826 packages.remove(packageName); 827 } 828 } 829 830 public void remove(int userId) { 831 mUidMap.remove(userId); 832 } 833 834 public int userIdCount() { 835 return mUidMap.size(); 836 } 837 838 public int userIdAt(int n) { 839 return mUidMap.keyAt(n); 840 } 841 842 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 843 return mUidMap.get(userId); 844 } 845 846 public int size() { 847 // total number of pending broadcast entries across all userIds 848 int num = 0; 849 for (int i = 0; i< mUidMap.size(); i++) { 850 num += mUidMap.valueAt(i).size(); 851 } 852 return num; 853 } 854 855 public void clear() { 856 mUidMap.clear(); 857 } 858 859 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 860 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 861 if (map == null) { 862 map = new ArrayMap<String, ArrayList<String>>(); 863 mUidMap.put(userId, map); 864 } 865 return map; 866 } 867 } 868 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 869 870 // Service Connection to remote media container service to copy 871 // package uri's from external media onto secure containers 872 // or internal storage. 873 private IMediaContainerService mContainerService = null; 874 875 static final int SEND_PENDING_BROADCAST = 1; 876 static final int MCS_BOUND = 3; 877 static final int END_COPY = 4; 878 static final int INIT_COPY = 5; 879 static final int MCS_UNBIND = 6; 880 static final int START_CLEANING_PACKAGE = 7; 881 static final int FIND_INSTALL_LOC = 8; 882 static final int POST_INSTALL = 9; 883 static final int MCS_RECONNECT = 10; 884 static final int MCS_GIVE_UP = 11; 885 static final int UPDATED_MEDIA_STATUS = 12; 886 static final int WRITE_SETTINGS = 13; 887 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 888 static final int PACKAGE_VERIFIED = 15; 889 static final int CHECK_PENDING_VERIFICATION = 16; 890 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 891 static final int INTENT_FILTER_VERIFIED = 18; 892 893 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 894 895 // Delay time in millisecs 896 static final int BROADCAST_DELAY = 10 * 1000; 897 898 static UserManagerService sUserManager; 899 900 // Stores a list of users whose package restrictions file needs to be updated 901 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 902 903 final private DefaultContainerConnection mDefContainerConn = 904 new DefaultContainerConnection(); 905 class DefaultContainerConnection implements ServiceConnection { 906 public void onServiceConnected(ComponentName name, IBinder service) { 907 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 908 IMediaContainerService imcs = 909 IMediaContainerService.Stub.asInterface(service); 910 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 911 } 912 913 public void onServiceDisconnected(ComponentName name) { 914 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 915 } 916 } 917 918 // Recordkeeping of restore-after-install operations that are currently in flight 919 // between the Package Manager and the Backup Manager 920 class PostInstallData { 921 public InstallArgs args; 922 public PackageInstalledInfo res; 923 924 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 925 args = _a; 926 res = _r; 927 } 928 } 929 930 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 931 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 932 933 // XML tags for backup/restore of various bits of state 934 private static final String TAG_PREFERRED_BACKUP = "pa"; 935 private static final String TAG_DEFAULT_APPS = "da"; 936 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 937 938 final String mRequiredVerifierPackage; 939 final String mRequiredInstallerPackage; 940 941 private final PackageUsage mPackageUsage = new PackageUsage(); 942 943 private class PackageUsage { 944 private static final int WRITE_INTERVAL 945 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 946 947 private final Object mFileLock = new Object(); 948 private final AtomicLong mLastWritten = new AtomicLong(0); 949 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 950 951 private boolean mIsHistoricalPackageUsageAvailable = true; 952 953 boolean isHistoricalPackageUsageAvailable() { 954 return mIsHistoricalPackageUsageAvailable; 955 } 956 957 void write(boolean force) { 958 if (force) { 959 writeInternal(); 960 return; 961 } 962 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 963 && !DEBUG_DEXOPT) { 964 return; 965 } 966 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 967 new Thread("PackageUsage_DiskWriter") { 968 @Override 969 public void run() { 970 try { 971 writeInternal(); 972 } finally { 973 mBackgroundWriteRunning.set(false); 974 } 975 } 976 }.start(); 977 } 978 } 979 980 private void writeInternal() { 981 synchronized (mPackages) { 982 synchronized (mFileLock) { 983 AtomicFile file = getFile(); 984 FileOutputStream f = null; 985 try { 986 f = file.startWrite(); 987 BufferedOutputStream out = new BufferedOutputStream(f); 988 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 989 StringBuilder sb = new StringBuilder(); 990 for (PackageParser.Package pkg : mPackages.values()) { 991 if (pkg.mLastPackageUsageTimeInMills == 0) { 992 continue; 993 } 994 sb.setLength(0); 995 sb.append(pkg.packageName); 996 sb.append(' '); 997 sb.append((long)pkg.mLastPackageUsageTimeInMills); 998 sb.append('\n'); 999 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1000 } 1001 out.flush(); 1002 file.finishWrite(f); 1003 } catch (IOException e) { 1004 if (f != null) { 1005 file.failWrite(f); 1006 } 1007 Log.e(TAG, "Failed to write package usage times", e); 1008 } 1009 } 1010 } 1011 mLastWritten.set(SystemClock.elapsedRealtime()); 1012 } 1013 1014 void readLP() { 1015 synchronized (mFileLock) { 1016 AtomicFile file = getFile(); 1017 BufferedInputStream in = null; 1018 try { 1019 in = new BufferedInputStream(file.openRead()); 1020 StringBuffer sb = new StringBuffer(); 1021 while (true) { 1022 String packageName = readToken(in, sb, ' '); 1023 if (packageName == null) { 1024 break; 1025 } 1026 String timeInMillisString = readToken(in, sb, '\n'); 1027 if (timeInMillisString == null) { 1028 throw new IOException("Failed to find last usage time for package " 1029 + packageName); 1030 } 1031 PackageParser.Package pkg = mPackages.get(packageName); 1032 if (pkg == null) { 1033 continue; 1034 } 1035 long timeInMillis; 1036 try { 1037 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1038 } catch (NumberFormatException e) { 1039 throw new IOException("Failed to parse " + timeInMillisString 1040 + " as a long.", e); 1041 } 1042 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1043 } 1044 } catch (FileNotFoundException expected) { 1045 mIsHistoricalPackageUsageAvailable = false; 1046 } catch (IOException e) { 1047 Log.w(TAG, "Failed to read package usage times", e); 1048 } finally { 1049 IoUtils.closeQuietly(in); 1050 } 1051 } 1052 mLastWritten.set(SystemClock.elapsedRealtime()); 1053 } 1054 1055 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1056 throws IOException { 1057 sb.setLength(0); 1058 while (true) { 1059 int ch = in.read(); 1060 if (ch == -1) { 1061 if (sb.length() == 0) { 1062 return null; 1063 } 1064 throw new IOException("Unexpected EOF"); 1065 } 1066 if (ch == endOfToken) { 1067 return sb.toString(); 1068 } 1069 sb.append((char)ch); 1070 } 1071 } 1072 1073 private AtomicFile getFile() { 1074 File dataDir = Environment.getDataDirectory(); 1075 File systemDir = new File(dataDir, "system"); 1076 File fname = new File(systemDir, "package-usage.list"); 1077 return new AtomicFile(fname); 1078 } 1079 } 1080 1081 class PackageHandler extends Handler { 1082 private boolean mBound = false; 1083 final ArrayList<HandlerParams> mPendingInstalls = 1084 new ArrayList<HandlerParams>(); 1085 1086 private boolean connectToService() { 1087 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1088 " DefaultContainerService"); 1089 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1090 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1091 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1092 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1093 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1094 mBound = true; 1095 return true; 1096 } 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1098 return false; 1099 } 1100 1101 private void disconnectService() { 1102 mContainerService = null; 1103 mBound = false; 1104 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1105 mContext.unbindService(mDefContainerConn); 1106 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1107 } 1108 1109 PackageHandler(Looper looper) { 1110 super(looper); 1111 } 1112 1113 public void handleMessage(Message msg) { 1114 try { 1115 doHandleMessage(msg); 1116 } finally { 1117 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1118 } 1119 } 1120 1121 void doHandleMessage(Message msg) { 1122 switch (msg.what) { 1123 case INIT_COPY: { 1124 HandlerParams params = (HandlerParams) msg.obj; 1125 int idx = mPendingInstalls.size(); 1126 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1127 // If a bind was already initiated we dont really 1128 // need to do anything. The pending install 1129 // will be processed later on. 1130 if (!mBound) { 1131 // If this is the only one pending we might 1132 // have to bind to the service again. 1133 if (!connectToService()) { 1134 Slog.e(TAG, "Failed to bind to media container service"); 1135 params.serviceError(); 1136 return; 1137 } else { 1138 // Once we bind to the service, the first 1139 // pending request will be processed. 1140 mPendingInstalls.add(idx, params); 1141 } 1142 } else { 1143 mPendingInstalls.add(idx, params); 1144 // Already bound to the service. Just make 1145 // sure we trigger off processing the first request. 1146 if (idx == 0) { 1147 mHandler.sendEmptyMessage(MCS_BOUND); 1148 } 1149 } 1150 break; 1151 } 1152 case MCS_BOUND: { 1153 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1154 if (msg.obj != null) { 1155 mContainerService = (IMediaContainerService) msg.obj; 1156 } 1157 if (mContainerService == null) { 1158 if (!mBound) { 1159 // Something seriously wrong since we are not bound and we are not 1160 // waiting for connection. Bail out. 1161 Slog.e(TAG, "Cannot bind to media container service"); 1162 for (HandlerParams params : mPendingInstalls) { 1163 // Indicate service bind error 1164 params.serviceError(); 1165 } 1166 mPendingInstalls.clear(); 1167 } else { 1168 Slog.w(TAG, "Waiting to connect to media container service"); 1169 } 1170 } else if (mPendingInstalls.size() > 0) { 1171 HandlerParams params = mPendingInstalls.get(0); 1172 if (params != null) { 1173 if (params.startCopy()) { 1174 // We are done... look for more work or to 1175 // go idle. 1176 if (DEBUG_SD_INSTALL) Log.i(TAG, 1177 "Checking for more work or unbind..."); 1178 // Delete pending install 1179 if (mPendingInstalls.size() > 0) { 1180 mPendingInstalls.remove(0); 1181 } 1182 if (mPendingInstalls.size() == 0) { 1183 if (mBound) { 1184 if (DEBUG_SD_INSTALL) Log.i(TAG, 1185 "Posting delayed MCS_UNBIND"); 1186 removeMessages(MCS_UNBIND); 1187 Message ubmsg = obtainMessage(MCS_UNBIND); 1188 // Unbind after a little delay, to avoid 1189 // continual thrashing. 1190 sendMessageDelayed(ubmsg, 10000); 1191 } 1192 } else { 1193 // There are more pending requests in queue. 1194 // Just post MCS_BOUND message to trigger processing 1195 // of next pending install. 1196 if (DEBUG_SD_INSTALL) Log.i(TAG, 1197 "Posting MCS_BOUND for next work"); 1198 mHandler.sendEmptyMessage(MCS_BOUND); 1199 } 1200 } 1201 } 1202 } else { 1203 // Should never happen ideally. 1204 Slog.w(TAG, "Empty queue"); 1205 } 1206 break; 1207 } 1208 case MCS_RECONNECT: { 1209 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1210 if (mPendingInstalls.size() > 0) { 1211 if (mBound) { 1212 disconnectService(); 1213 } 1214 if (!connectToService()) { 1215 Slog.e(TAG, "Failed to bind to media container service"); 1216 for (HandlerParams params : mPendingInstalls) { 1217 // Indicate service bind error 1218 params.serviceError(); 1219 } 1220 mPendingInstalls.clear(); 1221 } 1222 } 1223 break; 1224 } 1225 case MCS_UNBIND: { 1226 // If there is no actual work left, then time to unbind. 1227 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1228 1229 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1230 if (mBound) { 1231 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1232 1233 disconnectService(); 1234 } 1235 } else if (mPendingInstalls.size() > 0) { 1236 // There are more pending requests in queue. 1237 // Just post MCS_BOUND message to trigger processing 1238 // of next pending install. 1239 mHandler.sendEmptyMessage(MCS_BOUND); 1240 } 1241 1242 break; 1243 } 1244 case MCS_GIVE_UP: { 1245 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1246 mPendingInstalls.remove(0); 1247 break; 1248 } 1249 case SEND_PENDING_BROADCAST: { 1250 String packages[]; 1251 ArrayList<String> components[]; 1252 int size = 0; 1253 int uids[]; 1254 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1255 synchronized (mPackages) { 1256 if (mPendingBroadcasts == null) { 1257 return; 1258 } 1259 size = mPendingBroadcasts.size(); 1260 if (size <= 0) { 1261 // Nothing to be done. Just return 1262 return; 1263 } 1264 packages = new String[size]; 1265 components = new ArrayList[size]; 1266 uids = new int[size]; 1267 int i = 0; // filling out the above arrays 1268 1269 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1270 int packageUserId = mPendingBroadcasts.userIdAt(n); 1271 Iterator<Map.Entry<String, ArrayList<String>>> it 1272 = mPendingBroadcasts.packagesForUserId(packageUserId) 1273 .entrySet().iterator(); 1274 while (it.hasNext() && i < size) { 1275 Map.Entry<String, ArrayList<String>> ent = it.next(); 1276 packages[i] = ent.getKey(); 1277 components[i] = ent.getValue(); 1278 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1279 uids[i] = (ps != null) 1280 ? UserHandle.getUid(packageUserId, ps.appId) 1281 : -1; 1282 i++; 1283 } 1284 } 1285 size = i; 1286 mPendingBroadcasts.clear(); 1287 } 1288 // Send broadcasts 1289 for (int i = 0; i < size; i++) { 1290 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1291 } 1292 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1293 break; 1294 } 1295 case START_CLEANING_PACKAGE: { 1296 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1297 final String packageName = (String)msg.obj; 1298 final int userId = msg.arg1; 1299 final boolean andCode = msg.arg2 != 0; 1300 synchronized (mPackages) { 1301 if (userId == UserHandle.USER_ALL) { 1302 int[] users = sUserManager.getUserIds(); 1303 for (int user : users) { 1304 mSettings.addPackageToCleanLPw( 1305 new PackageCleanItem(user, packageName, andCode)); 1306 } 1307 } else { 1308 mSettings.addPackageToCleanLPw( 1309 new PackageCleanItem(userId, packageName, andCode)); 1310 } 1311 } 1312 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1313 startCleaningPackages(); 1314 } break; 1315 case POST_INSTALL: { 1316 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1317 PostInstallData data = mRunningInstalls.get(msg.arg1); 1318 mRunningInstalls.delete(msg.arg1); 1319 boolean deleteOld = false; 1320 1321 if (data != null) { 1322 InstallArgs args = data.args; 1323 PackageInstalledInfo res = data.res; 1324 1325 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1326 final String packageName = res.pkg.applicationInfo.packageName; 1327 res.removedInfo.sendBroadcast(false, true, false); 1328 Bundle extras = new Bundle(1); 1329 extras.putInt(Intent.EXTRA_UID, res.uid); 1330 1331 // Now that we successfully installed the package, grant runtime 1332 // permissions if requested before broadcasting the install. 1333 if ((args.installFlags 1334 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1335 grantRequestedRuntimePermissions(res.pkg, 1336 args.user.getIdentifier()); 1337 } 1338 1339 // Determine the set of users who are adding this 1340 // package for the first time vs. those who are seeing 1341 // an update. 1342 int[] firstUsers; 1343 int[] updateUsers = new int[0]; 1344 if (res.origUsers == null || res.origUsers.length == 0) { 1345 firstUsers = res.newUsers; 1346 } else { 1347 firstUsers = new int[0]; 1348 for (int i=0; i<res.newUsers.length; i++) { 1349 int user = res.newUsers[i]; 1350 boolean isNew = true; 1351 for (int j=0; j<res.origUsers.length; j++) { 1352 if (res.origUsers[j] == user) { 1353 isNew = false; 1354 break; 1355 } 1356 } 1357 if (isNew) { 1358 int[] newFirst = new int[firstUsers.length+1]; 1359 System.arraycopy(firstUsers, 0, newFirst, 0, 1360 firstUsers.length); 1361 newFirst[firstUsers.length] = user; 1362 firstUsers = newFirst; 1363 } else { 1364 int[] newUpdate = new int[updateUsers.length+1]; 1365 System.arraycopy(updateUsers, 0, newUpdate, 0, 1366 updateUsers.length); 1367 newUpdate[updateUsers.length] = user; 1368 updateUsers = newUpdate; 1369 } 1370 } 1371 } 1372 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1373 packageName, extras, null, null, firstUsers); 1374 final boolean update = res.removedInfo.removedPackage != null; 1375 if (update) { 1376 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1377 } 1378 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1379 packageName, extras, null, null, updateUsers); 1380 if (update) { 1381 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1382 packageName, extras, null, null, updateUsers); 1383 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1384 null, null, packageName, null, updateUsers); 1385 1386 // treat asec-hosted packages like removable media on upgrade 1387 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1388 if (DEBUG_INSTALL) { 1389 Slog.i(TAG, "upgrading pkg " + res.pkg 1390 + " is ASEC-hosted -> AVAILABLE"); 1391 } 1392 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1393 ArrayList<String> pkgList = new ArrayList<String>(1); 1394 pkgList.add(packageName); 1395 sendResourcesChangedBroadcast(true, true, 1396 pkgList,uidArray, null); 1397 } 1398 } 1399 if (res.removedInfo.args != null) { 1400 // Remove the replaced package's older resources safely now 1401 deleteOld = true; 1402 } 1403 1404 // If this app is a browser and it's newly-installed for some 1405 // users, clear any default-browser state in those users 1406 if (firstUsers.length > 0) { 1407 // the app's nature doesn't depend on the user, so we can just 1408 // check its browser nature in any user and generalize. 1409 if (packageIsBrowser(packageName, firstUsers[0])) { 1410 synchronized (mPackages) { 1411 for (int userId : firstUsers) { 1412 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1413 } 1414 } 1415 } 1416 } 1417 // Log current value of "unknown sources" setting 1418 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1419 getUnknownSourcesSettings()); 1420 } 1421 // Force a gc to clear up things 1422 Runtime.getRuntime().gc(); 1423 // We delete after a gc for applications on sdcard. 1424 if (deleteOld) { 1425 synchronized (mInstallLock) { 1426 res.removedInfo.args.doPostDeleteLI(true); 1427 } 1428 } 1429 if (args.observer != null) { 1430 try { 1431 Bundle extras = extrasForInstallResult(res); 1432 args.observer.onPackageInstalled(res.name, res.returnCode, 1433 res.returnMsg, extras); 1434 } catch (RemoteException e) { 1435 Slog.i(TAG, "Observer no longer exists."); 1436 } 1437 } 1438 } else { 1439 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1440 } 1441 } break; 1442 case UPDATED_MEDIA_STATUS: { 1443 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1444 boolean reportStatus = msg.arg1 == 1; 1445 boolean doGc = msg.arg2 == 1; 1446 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1447 if (doGc) { 1448 // Force a gc to clear up stale containers. 1449 Runtime.getRuntime().gc(); 1450 } 1451 if (msg.obj != null) { 1452 @SuppressWarnings("unchecked") 1453 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1454 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1455 // Unload containers 1456 unloadAllContainers(args); 1457 } 1458 if (reportStatus) { 1459 try { 1460 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1461 PackageHelper.getMountService().finishMediaUpdate(); 1462 } catch (RemoteException e) { 1463 Log.e(TAG, "MountService not running?"); 1464 } 1465 } 1466 } break; 1467 case WRITE_SETTINGS: { 1468 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1469 synchronized (mPackages) { 1470 removeMessages(WRITE_SETTINGS); 1471 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1472 mSettings.writeLPr(); 1473 mDirtyUsers.clear(); 1474 } 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1476 } break; 1477 case WRITE_PACKAGE_RESTRICTIONS: { 1478 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1479 synchronized (mPackages) { 1480 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1481 for (int userId : mDirtyUsers) { 1482 mSettings.writePackageRestrictionsLPr(userId); 1483 } 1484 mDirtyUsers.clear(); 1485 } 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1487 } break; 1488 case CHECK_PENDING_VERIFICATION: { 1489 final int verificationId = msg.arg1; 1490 final PackageVerificationState state = mPendingVerification.get(verificationId); 1491 1492 if ((state != null) && !state.timeoutExtended()) { 1493 final InstallArgs args = state.getInstallArgs(); 1494 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1495 1496 Slog.i(TAG, "Verification timed out for " + originUri); 1497 mPendingVerification.remove(verificationId); 1498 1499 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1500 1501 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1502 Slog.i(TAG, "Continuing with installation of " + originUri); 1503 state.setVerifierResponse(Binder.getCallingUid(), 1504 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1505 broadcastPackageVerified(verificationId, originUri, 1506 PackageManager.VERIFICATION_ALLOW, 1507 state.getInstallArgs().getUser()); 1508 try { 1509 ret = args.copyApk(mContainerService, true); 1510 } catch (RemoteException e) { 1511 Slog.e(TAG, "Could not contact the ContainerService"); 1512 } 1513 } else { 1514 broadcastPackageVerified(verificationId, originUri, 1515 PackageManager.VERIFICATION_REJECT, 1516 state.getInstallArgs().getUser()); 1517 } 1518 1519 processPendingInstall(args, ret); 1520 mHandler.sendEmptyMessage(MCS_UNBIND); 1521 } 1522 break; 1523 } 1524 case PACKAGE_VERIFIED: { 1525 final int verificationId = msg.arg1; 1526 1527 final PackageVerificationState state = mPendingVerification.get(verificationId); 1528 if (state == null) { 1529 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1530 break; 1531 } 1532 1533 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1534 1535 state.setVerifierResponse(response.callerUid, response.code); 1536 1537 if (state.isVerificationComplete()) { 1538 mPendingVerification.remove(verificationId); 1539 1540 final InstallArgs args = state.getInstallArgs(); 1541 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1542 1543 int ret; 1544 if (state.isInstallAllowed()) { 1545 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1546 broadcastPackageVerified(verificationId, originUri, 1547 response.code, state.getInstallArgs().getUser()); 1548 try { 1549 ret = args.copyApk(mContainerService, true); 1550 } catch (RemoteException e) { 1551 Slog.e(TAG, "Could not contact the ContainerService"); 1552 } 1553 } else { 1554 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1555 } 1556 1557 processPendingInstall(args, ret); 1558 1559 mHandler.sendEmptyMessage(MCS_UNBIND); 1560 } 1561 1562 break; 1563 } 1564 case START_INTENT_FILTER_VERIFICATIONS: { 1565 IFVerificationParams params = (IFVerificationParams) msg.obj; 1566 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1567 params.replacing, params.pkg); 1568 break; 1569 } 1570 case INTENT_FILTER_VERIFIED: { 1571 final int verificationId = msg.arg1; 1572 1573 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1574 verificationId); 1575 if (state == null) { 1576 Slog.w(TAG, "Invalid IntentFilter verification token " 1577 + verificationId + " received"); 1578 break; 1579 } 1580 1581 final int userId = state.getUserId(); 1582 1583 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1584 "Processing IntentFilter verification with token:" 1585 + verificationId + " and userId:" + userId); 1586 1587 final IntentFilterVerificationResponse response = 1588 (IntentFilterVerificationResponse) msg.obj; 1589 1590 state.setVerifierResponse(response.callerUid, response.code); 1591 1592 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1593 "IntentFilter verification with token:" + verificationId 1594 + " and userId:" + userId 1595 + " is settings verifier response with response code:" 1596 + response.code); 1597 1598 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1599 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1600 + response.getFailedDomainsString()); 1601 } 1602 1603 if (state.isVerificationComplete()) { 1604 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1605 } else { 1606 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1607 "IntentFilter verification with token:" + verificationId 1608 + " was not said to be complete"); 1609 } 1610 1611 break; 1612 } 1613 } 1614 } 1615 } 1616 1617 private StorageEventListener mStorageListener = new StorageEventListener() { 1618 @Override 1619 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1620 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1621 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1622 final String volumeUuid = vol.getFsUuid(); 1623 1624 // Clean up any users or apps that were removed or recreated 1625 // while this volume was missing 1626 reconcileUsers(volumeUuid); 1627 reconcileApps(volumeUuid); 1628 1629 // Clean up any install sessions that expired or were 1630 // cancelled while this volume was missing 1631 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1632 1633 loadPrivatePackages(vol); 1634 1635 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1636 unloadPrivatePackages(vol); 1637 } 1638 } 1639 1640 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1641 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1642 updateExternalMediaStatus(true, false); 1643 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1644 updateExternalMediaStatus(false, false); 1645 } 1646 } 1647 } 1648 1649 @Override 1650 public void onVolumeForgotten(String fsUuid) { 1651 // Remove any apps installed on the forgotten volume 1652 synchronized (mPackages) { 1653 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1654 for (PackageSetting ps : packages) { 1655 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1656 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1657 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1658 } 1659 1660 mSettings.writeLPr(); 1661 } 1662 } 1663 }; 1664 1665 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1666 if (userId >= UserHandle.USER_OWNER) { 1667 grantRequestedRuntimePermissionsForUser(pkg, userId); 1668 } else if (userId == UserHandle.USER_ALL) { 1669 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1670 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1671 } 1672 } 1673 1674 // We could have touched GID membership, so flush out packages.list 1675 synchronized (mPackages) { 1676 mSettings.writePackageListLPr(); 1677 } 1678 } 1679 1680 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1681 SettingBase sb = (SettingBase) pkg.mExtras; 1682 if (sb == null) { 1683 return; 1684 } 1685 1686 PermissionsState permissionsState = sb.getPermissionsState(); 1687 1688 for (String permission : pkg.requestedPermissions) { 1689 BasePermission bp = mSettings.mPermissions.get(permission); 1690 if (bp != null && bp.isRuntime()) { 1691 permissionsState.grantRuntimePermission(bp, userId); 1692 } 1693 } 1694 } 1695 1696 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1697 Bundle extras = null; 1698 switch (res.returnCode) { 1699 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1700 extras = new Bundle(); 1701 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1702 res.origPermission); 1703 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1704 res.origPackage); 1705 break; 1706 } 1707 case PackageManager.INSTALL_SUCCEEDED: { 1708 extras = new Bundle(); 1709 extras.putBoolean(Intent.EXTRA_REPLACING, 1710 res.removedInfo != null && res.removedInfo.removedPackage != null); 1711 break; 1712 } 1713 } 1714 return extras; 1715 } 1716 1717 void scheduleWriteSettingsLocked() { 1718 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1719 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1720 } 1721 } 1722 1723 void scheduleWritePackageRestrictionsLocked(int userId) { 1724 if (!sUserManager.exists(userId)) return; 1725 mDirtyUsers.add(userId); 1726 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1727 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1728 } 1729 } 1730 1731 public static PackageManagerService main(Context context, Installer installer, 1732 boolean factoryTest, boolean onlyCore) { 1733 PackageManagerService m = new PackageManagerService(context, installer, 1734 factoryTest, onlyCore); 1735 ServiceManager.addService("package", m); 1736 return m; 1737 } 1738 1739 static String[] splitString(String str, char sep) { 1740 int count = 1; 1741 int i = 0; 1742 while ((i=str.indexOf(sep, i)) >= 0) { 1743 count++; 1744 i++; 1745 } 1746 1747 String[] res = new String[count]; 1748 i=0; 1749 count = 0; 1750 int lastI=0; 1751 while ((i=str.indexOf(sep, i)) >= 0) { 1752 res[count] = str.substring(lastI, i); 1753 count++; 1754 i++; 1755 lastI = i; 1756 } 1757 res[count] = str.substring(lastI, str.length()); 1758 return res; 1759 } 1760 1761 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1762 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1763 Context.DISPLAY_SERVICE); 1764 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1765 } 1766 1767 public PackageManagerService(Context context, Installer installer, 1768 boolean factoryTest, boolean onlyCore) { 1769 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1770 SystemClock.uptimeMillis()); 1771 1772 if (mSdkVersion <= 0) { 1773 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1774 } 1775 1776 mContext = context; 1777 mFactoryTest = factoryTest; 1778 mOnlyCore = onlyCore; 1779 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1780 mMetrics = new DisplayMetrics(); 1781 mSettings = new Settings(mPackages); 1782 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1783 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1784 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1785 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1786 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1787 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1788 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1789 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1790 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1791 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1792 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1793 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1794 1795 // TODO: add a property to control this? 1796 long dexOptLRUThresholdInMinutes; 1797 if (mLazyDexOpt) { 1798 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1799 } else { 1800 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1801 } 1802 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1803 1804 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1805 if (separateProcesses != null && separateProcesses.length() > 0) { 1806 if ("*".equals(separateProcesses)) { 1807 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1808 mSeparateProcesses = null; 1809 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1810 } else { 1811 mDefParseFlags = 0; 1812 mSeparateProcesses = separateProcesses.split(","); 1813 Slog.w(TAG, "Running with debug.separate_processes: " 1814 + separateProcesses); 1815 } 1816 } else { 1817 mDefParseFlags = 0; 1818 mSeparateProcesses = null; 1819 } 1820 1821 mInstaller = installer; 1822 mPackageDexOptimizer = new PackageDexOptimizer(this); 1823 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1824 1825 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1826 FgThread.get().getLooper()); 1827 1828 getDefaultDisplayMetrics(context, mMetrics); 1829 1830 SystemConfig systemConfig = SystemConfig.getInstance(); 1831 mGlobalGids = systemConfig.getGlobalGids(); 1832 mSystemPermissions = systemConfig.getSystemPermissions(); 1833 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1834 1835 synchronized (mInstallLock) { 1836 // writer 1837 synchronized (mPackages) { 1838 mHandlerThread = new ServiceThread(TAG, 1839 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1840 mHandlerThread.start(); 1841 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1842 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1843 1844 File dataDir = Environment.getDataDirectory(); 1845 mAppDataDir = new File(dataDir, "data"); 1846 mAppInstallDir = new File(dataDir, "app"); 1847 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1848 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1849 mUserAppDataDir = new File(dataDir, "user"); 1850 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1851 1852 sUserManager = new UserManagerService(context, this, 1853 mInstallLock, mPackages); 1854 1855 // Propagate permission configuration in to package manager. 1856 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1857 = systemConfig.getPermissions(); 1858 for (int i=0; i<permConfig.size(); i++) { 1859 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1860 BasePermission bp = mSettings.mPermissions.get(perm.name); 1861 if (bp == null) { 1862 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1863 mSettings.mPermissions.put(perm.name, bp); 1864 } 1865 if (perm.gids != null) { 1866 bp.setGids(perm.gids, perm.perUser); 1867 } 1868 } 1869 1870 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1871 for (int i=0; i<libConfig.size(); i++) { 1872 mSharedLibraries.put(libConfig.keyAt(i), 1873 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1874 } 1875 1876 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1877 1878 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1879 mSdkVersion, mOnlyCore); 1880 1881 String customResolverActivity = Resources.getSystem().getString( 1882 R.string.config_customResolverActivity); 1883 if (TextUtils.isEmpty(customResolverActivity)) { 1884 customResolverActivity = null; 1885 } else { 1886 mCustomResolverComponentName = ComponentName.unflattenFromString( 1887 customResolverActivity); 1888 } 1889 1890 long startTime = SystemClock.uptimeMillis(); 1891 1892 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1893 startTime); 1894 1895 // Set flag to monitor and not change apk file paths when 1896 // scanning install directories. 1897 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1898 1899 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1900 1901 /** 1902 * Add everything in the in the boot class path to the 1903 * list of process files because dexopt will have been run 1904 * if necessary during zygote startup. 1905 */ 1906 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1907 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1908 1909 if (bootClassPath != null) { 1910 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1911 for (String element : bootClassPathElements) { 1912 alreadyDexOpted.add(element); 1913 } 1914 } else { 1915 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1916 } 1917 1918 if (systemServerClassPath != null) { 1919 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1920 for (String element : systemServerClassPathElements) { 1921 alreadyDexOpted.add(element); 1922 } 1923 } else { 1924 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1925 } 1926 1927 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1928 final String[] dexCodeInstructionSets = 1929 getDexCodeInstructionSets( 1930 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1931 1932 /** 1933 * Ensure all external libraries have had dexopt run on them. 1934 */ 1935 if (mSharedLibraries.size() > 0) { 1936 // NOTE: For now, we're compiling these system "shared libraries" 1937 // (and framework jars) into all available architectures. It's possible 1938 // to compile them only when we come across an app that uses them (there's 1939 // already logic for that in scanPackageLI) but that adds some complexity. 1940 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1941 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1942 final String lib = libEntry.path; 1943 if (lib == null) { 1944 continue; 1945 } 1946 1947 try { 1948 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1949 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1950 alreadyDexOpted.add(lib); 1951 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1952 } 1953 } catch (FileNotFoundException e) { 1954 Slog.w(TAG, "Library not found: " + lib); 1955 } catch (IOException e) { 1956 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1957 + e.getMessage()); 1958 } 1959 } 1960 } 1961 } 1962 1963 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1964 1965 // Gross hack for now: we know this file doesn't contain any 1966 // code, so don't dexopt it to avoid the resulting log spew. 1967 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1968 1969 // Gross hack for now: we know this file is only part of 1970 // the boot class path for art, so don't dexopt it to 1971 // avoid the resulting log spew. 1972 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1973 1974 /** 1975 * There are a number of commands implemented in Java, which 1976 * we currently need to do the dexopt on so that they can be 1977 * run from a non-root shell. 1978 */ 1979 String[] frameworkFiles = frameworkDir.list(); 1980 if (frameworkFiles != null) { 1981 // TODO: We could compile these only for the most preferred ABI. We should 1982 // first double check that the dex files for these commands are not referenced 1983 // by other system apps. 1984 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1985 for (int i=0; i<frameworkFiles.length; i++) { 1986 File libPath = new File(frameworkDir, frameworkFiles[i]); 1987 String path = libPath.getPath(); 1988 // Skip the file if we already did it. 1989 if (alreadyDexOpted.contains(path)) { 1990 continue; 1991 } 1992 // Skip the file if it is not a type we want to dexopt. 1993 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1994 continue; 1995 } 1996 try { 1997 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1998 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1999 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2000 } 2001 } catch (FileNotFoundException e) { 2002 Slog.w(TAG, "Jar not found: " + path); 2003 } catch (IOException e) { 2004 Slog.w(TAG, "Exception reading jar: " + path, e); 2005 } 2006 } 2007 } 2008 } 2009 2010 // Collect vendor overlay packages. 2011 // (Do this before scanning any apps.) 2012 // For security and version matching reason, only consider 2013 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2014 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2015 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2016 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2017 2018 // Find base frameworks (resource packages without code). 2019 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2020 | PackageParser.PARSE_IS_SYSTEM_DIR 2021 | PackageParser.PARSE_IS_PRIVILEGED, 2022 scanFlags | SCAN_NO_DEX, 0); 2023 2024 // Collected privileged system packages. 2025 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2026 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2027 | PackageParser.PARSE_IS_SYSTEM_DIR 2028 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2029 2030 // Collect ordinary system packages. 2031 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2032 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2033 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2034 2035 // Collect all vendor packages. 2036 File vendorAppDir = new File("/vendor/app"); 2037 try { 2038 vendorAppDir = vendorAppDir.getCanonicalFile(); 2039 } catch (IOException e) { 2040 // failed to look up canonical path, continue with original one 2041 } 2042 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2043 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2044 2045 // Collect all OEM packages. 2046 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2047 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2048 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2049 2050 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2051 mInstaller.moveFiles(); 2052 2053 // Prune any system packages that no longer exist. 2054 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2055 if (!mOnlyCore) { 2056 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2057 while (psit.hasNext()) { 2058 PackageSetting ps = psit.next(); 2059 2060 /* 2061 * If this is not a system app, it can't be a 2062 * disable system app. 2063 */ 2064 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2065 continue; 2066 } 2067 2068 /* 2069 * If the package is scanned, it's not erased. 2070 */ 2071 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2072 if (scannedPkg != null) { 2073 /* 2074 * If the system app is both scanned and in the 2075 * disabled packages list, then it must have been 2076 * added via OTA. Remove it from the currently 2077 * scanned package so the previously user-installed 2078 * application can be scanned. 2079 */ 2080 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2081 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2082 + ps.name + "; removing system app. Last known codePath=" 2083 + ps.codePathString + ", installStatus=" + ps.installStatus 2084 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2085 + scannedPkg.mVersionCode); 2086 removePackageLI(ps, true); 2087 mExpectingBetter.put(ps.name, ps.codePath); 2088 } 2089 2090 continue; 2091 } 2092 2093 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2094 psit.remove(); 2095 logCriticalInfo(Log.WARN, "System package " + ps.name 2096 + " no longer exists; wiping its data"); 2097 removeDataDirsLI(null, ps.name); 2098 } else { 2099 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2100 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2101 possiblyDeletedUpdatedSystemApps.add(ps.name); 2102 } 2103 } 2104 } 2105 } 2106 2107 //look for any incomplete package installations 2108 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2109 //clean up list 2110 for(int i = 0; i < deletePkgsList.size(); i++) { 2111 //clean up here 2112 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2113 } 2114 //delete tmp files 2115 deleteTempPackageFiles(); 2116 2117 // Remove any shared userIDs that have no associated packages 2118 mSettings.pruneSharedUsersLPw(); 2119 2120 if (!mOnlyCore) { 2121 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2122 SystemClock.uptimeMillis()); 2123 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2124 2125 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2126 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2127 2128 /** 2129 * Remove disable package settings for any updated system 2130 * apps that were removed via an OTA. If they're not a 2131 * previously-updated app, remove them completely. 2132 * Otherwise, just revoke their system-level permissions. 2133 */ 2134 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2135 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2136 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2137 2138 String msg; 2139 if (deletedPkg == null) { 2140 msg = "Updated system package " + deletedAppName 2141 + " no longer exists; wiping its data"; 2142 removeDataDirsLI(null, deletedAppName); 2143 } else { 2144 msg = "Updated system app + " + deletedAppName 2145 + " no longer present; removing system privileges for " 2146 + deletedAppName; 2147 2148 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2149 2150 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2151 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2152 } 2153 logCriticalInfo(Log.WARN, msg); 2154 } 2155 2156 /** 2157 * Make sure all system apps that we expected to appear on 2158 * the userdata partition actually showed up. If they never 2159 * appeared, crawl back and revive the system version. 2160 */ 2161 for (int i = 0; i < mExpectingBetter.size(); i++) { 2162 final String packageName = mExpectingBetter.keyAt(i); 2163 if (!mPackages.containsKey(packageName)) { 2164 final File scanFile = mExpectingBetter.valueAt(i); 2165 2166 logCriticalInfo(Log.WARN, "Expected better " + packageName 2167 + " but never showed up; reverting to system"); 2168 2169 final int reparseFlags; 2170 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2171 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2172 | PackageParser.PARSE_IS_SYSTEM_DIR 2173 | PackageParser.PARSE_IS_PRIVILEGED; 2174 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2175 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2176 | PackageParser.PARSE_IS_SYSTEM_DIR; 2177 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2178 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2179 | PackageParser.PARSE_IS_SYSTEM_DIR; 2180 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2181 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2182 | PackageParser.PARSE_IS_SYSTEM_DIR; 2183 } else { 2184 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2185 continue; 2186 } 2187 2188 mSettings.enableSystemPackageLPw(packageName); 2189 2190 try { 2191 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2192 } catch (PackageManagerException e) { 2193 Slog.e(TAG, "Failed to parse original system package: " 2194 + e.getMessage()); 2195 } 2196 } 2197 } 2198 } 2199 mExpectingBetter.clear(); 2200 2201 // Now that we know all of the shared libraries, update all clients to have 2202 // the correct library paths. 2203 updateAllSharedLibrariesLPw(); 2204 2205 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2206 // NOTE: We ignore potential failures here during a system scan (like 2207 // the rest of the commands above) because there's precious little we 2208 // can do about it. A settings error is reported, though. 2209 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2210 false /* force dexopt */, false /* defer dexopt */); 2211 } 2212 2213 // Now that we know all the packages we are keeping, 2214 // read and update their last usage times. 2215 mPackageUsage.readLP(); 2216 2217 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2218 SystemClock.uptimeMillis()); 2219 Slog.i(TAG, "Time to scan packages: " 2220 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2221 + " seconds"); 2222 2223 // If the platform SDK has changed since the last time we booted, 2224 // we need to re-grant app permission to catch any new ones that 2225 // appear. This is really a hack, and means that apps can in some 2226 // cases get permissions that the user didn't initially explicitly 2227 // allow... it would be nice to have some better way to handle 2228 // this situation. 2229 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2230 != mSdkVersion; 2231 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2232 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2233 + "; regranting permissions for internal storage"); 2234 mSettings.mInternalSdkPlatform = mSdkVersion; 2235 2236 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2237 | (regrantPermissions 2238 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2239 : 0)); 2240 2241 // If this is the first boot, and it is a normal boot, then 2242 // we need to initialize the default preferred apps. 2243 if (!mRestoredSettings && !onlyCore) { 2244 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2245 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2246 } 2247 2248 // If this is first boot after an OTA, and a normal boot, then 2249 // we need to clear code cache directories. 2250 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2251 if (mIsUpgrade && !onlyCore) { 2252 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2253 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2254 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2255 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2256 } 2257 mSettings.mFingerprint = Build.FINGERPRINT; 2258 } 2259 2260 primeDomainVerificationsLPw(); 2261 checkDefaultBrowser(); 2262 2263 // All the changes are done during package scanning. 2264 mSettings.updateInternalDatabaseVersion(); 2265 2266 // can downgrade to reader 2267 mSettings.writeLPr(); 2268 2269 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2270 SystemClock.uptimeMillis()); 2271 2272 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2273 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2274 2275 mInstallerService = new PackageInstallerService(context, this); 2276 2277 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2278 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2279 mIntentFilterVerifierComponent); 2280 2281 } // synchronized (mPackages) 2282 } // synchronized (mInstallLock) 2283 2284 // Now after opening every single application zip, make sure they 2285 // are all flushed. Not really needed, but keeps things nice and 2286 // tidy. 2287 Runtime.getRuntime().gc(); 2288 2289 // Expose private service for system components to use. 2290 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2291 } 2292 2293 @Override 2294 public boolean isFirstBoot() { 2295 return !mRestoredSettings; 2296 } 2297 2298 @Override 2299 public boolean isOnlyCoreApps() { 2300 return mOnlyCore; 2301 } 2302 2303 @Override 2304 public boolean isUpgrade() { 2305 return mIsUpgrade; 2306 } 2307 2308 private String getRequiredVerifierLPr() { 2309 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2310 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2311 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2312 2313 String requiredVerifier = null; 2314 2315 final int N = receivers.size(); 2316 for (int i = 0; i < N; i++) { 2317 final ResolveInfo info = receivers.get(i); 2318 2319 if (info.activityInfo == null) { 2320 continue; 2321 } 2322 2323 final String packageName = info.activityInfo.packageName; 2324 2325 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2326 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2327 continue; 2328 } 2329 2330 if (requiredVerifier != null) { 2331 throw new RuntimeException("There can be only one required verifier"); 2332 } 2333 2334 requiredVerifier = packageName; 2335 } 2336 2337 return requiredVerifier; 2338 } 2339 2340 private String getRequiredInstallerLPr() { 2341 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2342 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2343 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2344 2345 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2346 PACKAGE_MIME_TYPE, 0, 0); 2347 2348 String requiredInstaller = null; 2349 2350 final int N = installers.size(); 2351 for (int i = 0; i < N; i++) { 2352 final ResolveInfo info = installers.get(i); 2353 final String packageName = info.activityInfo.packageName; 2354 2355 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2356 continue; 2357 } 2358 2359 if (requiredInstaller != null) { 2360 throw new RuntimeException("There must be one required installer"); 2361 } 2362 2363 requiredInstaller = packageName; 2364 } 2365 2366 if (requiredInstaller == null) { 2367 throw new RuntimeException("There must be one required installer"); 2368 } 2369 2370 return requiredInstaller; 2371 } 2372 2373 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2374 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2375 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2376 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2377 2378 ComponentName verifierComponentName = null; 2379 2380 int priority = -1000; 2381 final int N = receivers.size(); 2382 for (int i = 0; i < N; i++) { 2383 final ResolveInfo info = receivers.get(i); 2384 2385 if (info.activityInfo == null) { 2386 continue; 2387 } 2388 2389 final String packageName = info.activityInfo.packageName; 2390 2391 final PackageSetting ps = mSettings.mPackages.get(packageName); 2392 if (ps == null) { 2393 continue; 2394 } 2395 2396 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2397 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2398 continue; 2399 } 2400 2401 // Select the IntentFilterVerifier with the highest priority 2402 if (priority < info.priority) { 2403 priority = info.priority; 2404 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2405 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2406 + verifierComponentName + " with priority: " + info.priority); 2407 } 2408 } 2409 2410 return verifierComponentName; 2411 } 2412 2413 private void primeDomainVerificationsLPw() { 2414 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2415 boolean updated = false; 2416 ArraySet<String> allHostsSet = new ArraySet<>(); 2417 for (PackageParser.Package pkg : mPackages.values()) { 2418 final String packageName = pkg.packageName; 2419 if (!hasDomainURLs(pkg)) { 2420 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2421 "package with no domain URLs: " + packageName); 2422 continue; 2423 } 2424 if (!pkg.isSystemApp()) { 2425 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2426 "No priming domain verifications for a non system package : " + 2427 packageName); 2428 continue; 2429 } 2430 for (PackageParser.Activity a : pkg.activities) { 2431 for (ActivityIntentInfo filter : a.intents) { 2432 if (hasValidDomains(filter)) { 2433 allHostsSet.addAll(filter.getHostsList()); 2434 } 2435 } 2436 } 2437 if (allHostsSet.size() == 0) { 2438 allHostsSet.add("*"); 2439 } 2440 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2441 IntentFilterVerificationInfo ivi = 2442 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2443 if (ivi != null) { 2444 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2445 "Priming domain verifications for package: " + packageName + 2446 " with hosts:" + ivi.getDomainsString()); 2447 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2448 updated = true; 2449 } 2450 else { 2451 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2452 "No priming domain verifications for package: " + packageName); 2453 } 2454 allHostsSet.clear(); 2455 } 2456 if (updated) { 2457 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2458 "Will need to write primed domain verifications"); 2459 } 2460 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2461 } 2462 2463 private void applyFactoryDefaultBrowserLPw(int userId) { 2464 // The default browser app's package name is stored in a string resource, 2465 // with a product-specific overlay used for vendor customization. 2466 String browserPkg = mContext.getResources().getString( 2467 com.android.internal.R.string.default_browser); 2468 if (browserPkg != null) { 2469 // non-empty string => required to be a known package 2470 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2471 if (ps == null) { 2472 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2473 browserPkg = null; 2474 } else { 2475 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2476 } 2477 } 2478 2479 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2480 // default. If there's more than one, just leave everything alone. 2481 if (browserPkg == null) { 2482 calculateDefaultBrowserLPw(userId); 2483 } 2484 } 2485 2486 private void calculateDefaultBrowserLPw(int userId) { 2487 List<String> allBrowsers = resolveAllBrowserApps(userId); 2488 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2489 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2490 } 2491 2492 private List<String> resolveAllBrowserApps(int userId) { 2493 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2494 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2495 PackageManager.MATCH_ALL, userId); 2496 2497 final int count = list.size(); 2498 List<String> result = new ArrayList<String>(count); 2499 for (int i=0; i<count; i++) { 2500 ResolveInfo info = list.get(i); 2501 if (info.activityInfo == null 2502 || !info.handleAllWebDataURI 2503 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2504 || result.contains(info.activityInfo.packageName)) { 2505 continue; 2506 } 2507 result.add(info.activityInfo.packageName); 2508 } 2509 2510 return result; 2511 } 2512 2513 private boolean packageIsBrowser(String packageName, int userId) { 2514 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2515 PackageManager.MATCH_ALL, userId); 2516 final int N = list.size(); 2517 for (int i = 0; i < N; i++) { 2518 ResolveInfo info = list.get(i); 2519 if (packageName.equals(info.activityInfo.packageName)) { 2520 return true; 2521 } 2522 } 2523 return false; 2524 } 2525 2526 private void checkDefaultBrowser() { 2527 final int myUserId = UserHandle.myUserId(); 2528 final String packageName = getDefaultBrowserPackageName(myUserId); 2529 if (packageName != null) { 2530 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2531 if (info == null) { 2532 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2533 synchronized (mPackages) { 2534 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2535 } 2536 } 2537 } 2538 } 2539 2540 @Override 2541 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2542 throws RemoteException { 2543 try { 2544 return super.onTransact(code, data, reply, flags); 2545 } catch (RuntimeException e) { 2546 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2547 Slog.wtf(TAG, "Package Manager Crash", e); 2548 } 2549 throw e; 2550 } 2551 } 2552 2553 void cleanupInstallFailedPackage(PackageSetting ps) { 2554 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2555 2556 removeDataDirsLI(ps.volumeUuid, ps.name); 2557 if (ps.codePath != null) { 2558 if (ps.codePath.isDirectory()) { 2559 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2560 } else { 2561 ps.codePath.delete(); 2562 } 2563 } 2564 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2565 if (ps.resourcePath.isDirectory()) { 2566 FileUtils.deleteContents(ps.resourcePath); 2567 } 2568 ps.resourcePath.delete(); 2569 } 2570 mSettings.removePackageLPw(ps.name); 2571 } 2572 2573 static int[] appendInts(int[] cur, int[] add) { 2574 if (add == null) return cur; 2575 if (cur == null) return add; 2576 final int N = add.length; 2577 for (int i=0; i<N; i++) { 2578 cur = appendInt(cur, add[i]); 2579 } 2580 return cur; 2581 } 2582 2583 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2584 if (!sUserManager.exists(userId)) return null; 2585 final PackageSetting ps = (PackageSetting) p.mExtras; 2586 if (ps == null) { 2587 return null; 2588 } 2589 2590 final PermissionsState permissionsState = ps.getPermissionsState(); 2591 2592 final int[] gids = permissionsState.computeGids(userId); 2593 final Set<String> permissions = permissionsState.getPermissions(userId); 2594 final PackageUserState state = ps.readUserState(userId); 2595 2596 return PackageParser.generatePackageInfo(p, gids, flags, 2597 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2598 } 2599 2600 @Override 2601 public boolean isPackageFrozen(String packageName) { 2602 synchronized (mPackages) { 2603 final PackageSetting ps = mSettings.mPackages.get(packageName); 2604 if (ps != null) { 2605 return ps.frozen; 2606 } 2607 } 2608 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2609 return true; 2610 } 2611 2612 @Override 2613 public boolean isPackageAvailable(String packageName, int userId) { 2614 if (!sUserManager.exists(userId)) return false; 2615 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2616 synchronized (mPackages) { 2617 PackageParser.Package p = mPackages.get(packageName); 2618 if (p != null) { 2619 final PackageSetting ps = (PackageSetting) p.mExtras; 2620 if (ps != null) { 2621 final PackageUserState state = ps.readUserState(userId); 2622 if (state != null) { 2623 return PackageParser.isAvailable(state); 2624 } 2625 } 2626 } 2627 } 2628 return false; 2629 } 2630 2631 @Override 2632 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2633 if (!sUserManager.exists(userId)) return null; 2634 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2635 // reader 2636 synchronized (mPackages) { 2637 PackageParser.Package p = mPackages.get(packageName); 2638 if (DEBUG_PACKAGE_INFO) 2639 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2640 if (p != null) { 2641 return generatePackageInfo(p, flags, userId); 2642 } 2643 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2644 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2645 } 2646 } 2647 return null; 2648 } 2649 2650 @Override 2651 public String[] currentToCanonicalPackageNames(String[] names) { 2652 String[] out = new String[names.length]; 2653 // reader 2654 synchronized (mPackages) { 2655 for (int i=names.length-1; i>=0; i--) { 2656 PackageSetting ps = mSettings.mPackages.get(names[i]); 2657 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2658 } 2659 } 2660 return out; 2661 } 2662 2663 @Override 2664 public String[] canonicalToCurrentPackageNames(String[] names) { 2665 String[] out = new String[names.length]; 2666 // reader 2667 synchronized (mPackages) { 2668 for (int i=names.length-1; i>=0; i--) { 2669 String cur = mSettings.mRenamedPackages.get(names[i]); 2670 out[i] = cur != null ? cur : names[i]; 2671 } 2672 } 2673 return out; 2674 } 2675 2676 @Override 2677 public int getPackageUid(String packageName, int userId) { 2678 if (!sUserManager.exists(userId)) return -1; 2679 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2680 2681 // reader 2682 synchronized (mPackages) { 2683 PackageParser.Package p = mPackages.get(packageName); 2684 if(p != null) { 2685 return UserHandle.getUid(userId, p.applicationInfo.uid); 2686 } 2687 PackageSetting ps = mSettings.mPackages.get(packageName); 2688 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2689 return -1; 2690 } 2691 p = ps.pkg; 2692 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2693 } 2694 } 2695 2696 @Override 2697 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2698 if (!sUserManager.exists(userId)) { 2699 return null; 2700 } 2701 2702 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2703 "getPackageGids"); 2704 2705 // reader 2706 synchronized (mPackages) { 2707 PackageParser.Package p = mPackages.get(packageName); 2708 if (DEBUG_PACKAGE_INFO) { 2709 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2710 } 2711 if (p != null) { 2712 PackageSetting ps = (PackageSetting) p.mExtras; 2713 return ps.getPermissionsState().computeGids(userId); 2714 } 2715 } 2716 2717 return null; 2718 } 2719 2720 @Override 2721 public int getMountExternalMode(int uid) { 2722 if (Process.isIsolated(uid)) { 2723 return Zygote.MOUNT_EXTERNAL_NONE; 2724 } else { 2725 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2726 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2727 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2728 return Zygote.MOUNT_EXTERNAL_WRITE; 2729 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2730 return Zygote.MOUNT_EXTERNAL_READ; 2731 } else { 2732 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2733 } 2734 } 2735 } 2736 2737 static PermissionInfo generatePermissionInfo( 2738 BasePermission bp, int flags) { 2739 if (bp.perm != null) { 2740 return PackageParser.generatePermissionInfo(bp.perm, flags); 2741 } 2742 PermissionInfo pi = new PermissionInfo(); 2743 pi.name = bp.name; 2744 pi.packageName = bp.sourcePackage; 2745 pi.nonLocalizedLabel = bp.name; 2746 pi.protectionLevel = bp.protectionLevel; 2747 return pi; 2748 } 2749 2750 @Override 2751 public PermissionInfo getPermissionInfo(String name, int flags) { 2752 // reader 2753 synchronized (mPackages) { 2754 final BasePermission p = mSettings.mPermissions.get(name); 2755 if (p != null) { 2756 return generatePermissionInfo(p, flags); 2757 } 2758 return null; 2759 } 2760 } 2761 2762 @Override 2763 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2764 // reader 2765 synchronized (mPackages) { 2766 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2767 for (BasePermission p : mSettings.mPermissions.values()) { 2768 if (group == null) { 2769 if (p.perm == null || p.perm.info.group == null) { 2770 out.add(generatePermissionInfo(p, flags)); 2771 } 2772 } else { 2773 if (p.perm != null && group.equals(p.perm.info.group)) { 2774 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2775 } 2776 } 2777 } 2778 2779 if (out.size() > 0) { 2780 return out; 2781 } 2782 return mPermissionGroups.containsKey(group) ? out : null; 2783 } 2784 } 2785 2786 @Override 2787 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2788 // reader 2789 synchronized (mPackages) { 2790 return PackageParser.generatePermissionGroupInfo( 2791 mPermissionGroups.get(name), flags); 2792 } 2793 } 2794 2795 @Override 2796 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2797 // reader 2798 synchronized (mPackages) { 2799 final int N = mPermissionGroups.size(); 2800 ArrayList<PermissionGroupInfo> out 2801 = new ArrayList<PermissionGroupInfo>(N); 2802 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2803 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2804 } 2805 return out; 2806 } 2807 } 2808 2809 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2810 int userId) { 2811 if (!sUserManager.exists(userId)) return null; 2812 PackageSetting ps = mSettings.mPackages.get(packageName); 2813 if (ps != null) { 2814 if (ps.pkg == null) { 2815 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2816 flags, userId); 2817 if (pInfo != null) { 2818 return pInfo.applicationInfo; 2819 } 2820 return null; 2821 } 2822 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2823 ps.readUserState(userId), userId); 2824 } 2825 return null; 2826 } 2827 2828 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2829 int userId) { 2830 if (!sUserManager.exists(userId)) return null; 2831 PackageSetting ps = mSettings.mPackages.get(packageName); 2832 if (ps != null) { 2833 PackageParser.Package pkg = ps.pkg; 2834 if (pkg == null) { 2835 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2836 return null; 2837 } 2838 // Only data remains, so we aren't worried about code paths 2839 pkg = new PackageParser.Package(packageName); 2840 pkg.applicationInfo.packageName = packageName; 2841 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2842 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2843 pkg.applicationInfo.dataDir = Environment 2844 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2845 .getAbsolutePath(); 2846 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2847 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2848 } 2849 return generatePackageInfo(pkg, flags, userId); 2850 } 2851 return null; 2852 } 2853 2854 @Override 2855 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2856 if (!sUserManager.exists(userId)) return null; 2857 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2858 // writer 2859 synchronized (mPackages) { 2860 PackageParser.Package p = mPackages.get(packageName); 2861 if (DEBUG_PACKAGE_INFO) Log.v( 2862 TAG, "getApplicationInfo " + packageName 2863 + ": " + p); 2864 if (p != null) { 2865 PackageSetting ps = mSettings.mPackages.get(packageName); 2866 if (ps == null) return null; 2867 // Note: isEnabledLP() does not apply here - always return info 2868 return PackageParser.generateApplicationInfo( 2869 p, flags, ps.readUserState(userId), userId); 2870 } 2871 if ("android".equals(packageName)||"system".equals(packageName)) { 2872 return mAndroidApplication; 2873 } 2874 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2875 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2876 } 2877 } 2878 return null; 2879 } 2880 2881 @Override 2882 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2883 final IPackageDataObserver observer) { 2884 mContext.enforceCallingOrSelfPermission( 2885 android.Manifest.permission.CLEAR_APP_CACHE, null); 2886 // Queue up an async operation since clearing cache may take a little while. 2887 mHandler.post(new Runnable() { 2888 public void run() { 2889 mHandler.removeCallbacks(this); 2890 int retCode = -1; 2891 synchronized (mInstallLock) { 2892 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2893 if (retCode < 0) { 2894 Slog.w(TAG, "Couldn't clear application caches"); 2895 } 2896 } 2897 if (observer != null) { 2898 try { 2899 observer.onRemoveCompleted(null, (retCode >= 0)); 2900 } catch (RemoteException e) { 2901 Slog.w(TAG, "RemoveException when invoking call back"); 2902 } 2903 } 2904 } 2905 }); 2906 } 2907 2908 @Override 2909 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2910 final IntentSender pi) { 2911 mContext.enforceCallingOrSelfPermission( 2912 android.Manifest.permission.CLEAR_APP_CACHE, null); 2913 // Queue up an async operation since clearing cache may take a little while. 2914 mHandler.post(new Runnable() { 2915 public void run() { 2916 mHandler.removeCallbacks(this); 2917 int retCode = -1; 2918 synchronized (mInstallLock) { 2919 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2920 if (retCode < 0) { 2921 Slog.w(TAG, "Couldn't clear application caches"); 2922 } 2923 } 2924 if(pi != null) { 2925 try { 2926 // Callback via pending intent 2927 int code = (retCode >= 0) ? 1 : 0; 2928 pi.sendIntent(null, code, null, 2929 null, null); 2930 } catch (SendIntentException e1) { 2931 Slog.i(TAG, "Failed to send pending intent"); 2932 } 2933 } 2934 } 2935 }); 2936 } 2937 2938 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2939 synchronized (mInstallLock) { 2940 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2941 throw new IOException("Failed to free enough space"); 2942 } 2943 } 2944 } 2945 2946 @Override 2947 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2948 if (!sUserManager.exists(userId)) return null; 2949 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2950 synchronized (mPackages) { 2951 PackageParser.Activity a = mActivities.mActivities.get(component); 2952 2953 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2954 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2955 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2956 if (ps == null) return null; 2957 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2958 userId); 2959 } 2960 if (mResolveComponentName.equals(component)) { 2961 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2962 new PackageUserState(), userId); 2963 } 2964 } 2965 return null; 2966 } 2967 2968 @Override 2969 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2970 String resolvedType) { 2971 synchronized (mPackages) { 2972 PackageParser.Activity a = mActivities.mActivities.get(component); 2973 if (a == null) { 2974 return false; 2975 } 2976 for (int i=0; i<a.intents.size(); i++) { 2977 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2978 intent.getData(), intent.getCategories(), TAG) >= 0) { 2979 return true; 2980 } 2981 } 2982 return false; 2983 } 2984 } 2985 2986 @Override 2987 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2988 if (!sUserManager.exists(userId)) return null; 2989 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2990 synchronized (mPackages) { 2991 PackageParser.Activity a = mReceivers.mActivities.get(component); 2992 if (DEBUG_PACKAGE_INFO) Log.v( 2993 TAG, "getReceiverInfo " + component + ": " + a); 2994 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2995 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2996 if (ps == null) return null; 2997 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2998 userId); 2999 } 3000 } 3001 return null; 3002 } 3003 3004 @Override 3005 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3006 if (!sUserManager.exists(userId)) return null; 3007 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3008 synchronized (mPackages) { 3009 PackageParser.Service s = mServices.mServices.get(component); 3010 if (DEBUG_PACKAGE_INFO) Log.v( 3011 TAG, "getServiceInfo " + component + ": " + s); 3012 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3013 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3014 if (ps == null) return null; 3015 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3016 userId); 3017 } 3018 } 3019 return null; 3020 } 3021 3022 @Override 3023 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3024 if (!sUserManager.exists(userId)) return null; 3025 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3026 synchronized (mPackages) { 3027 PackageParser.Provider p = mProviders.mProviders.get(component); 3028 if (DEBUG_PACKAGE_INFO) Log.v( 3029 TAG, "getProviderInfo " + component + ": " + p); 3030 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3031 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3032 if (ps == null) return null; 3033 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3034 userId); 3035 } 3036 } 3037 return null; 3038 } 3039 3040 @Override 3041 public String[] getSystemSharedLibraryNames() { 3042 Set<String> libSet; 3043 synchronized (mPackages) { 3044 libSet = mSharedLibraries.keySet(); 3045 int size = libSet.size(); 3046 if (size > 0) { 3047 String[] libs = new String[size]; 3048 libSet.toArray(libs); 3049 return libs; 3050 } 3051 } 3052 return null; 3053 } 3054 3055 /** 3056 * @hide 3057 */ 3058 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3059 synchronized (mPackages) { 3060 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3061 if (lib != null && lib.apk != null) { 3062 return mPackages.get(lib.apk); 3063 } 3064 } 3065 return null; 3066 } 3067 3068 @Override 3069 public FeatureInfo[] getSystemAvailableFeatures() { 3070 Collection<FeatureInfo> featSet; 3071 synchronized (mPackages) { 3072 featSet = mAvailableFeatures.values(); 3073 int size = featSet.size(); 3074 if (size > 0) { 3075 FeatureInfo[] features = new FeatureInfo[size+1]; 3076 featSet.toArray(features); 3077 FeatureInfo fi = new FeatureInfo(); 3078 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3079 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3080 features[size] = fi; 3081 return features; 3082 } 3083 } 3084 return null; 3085 } 3086 3087 @Override 3088 public boolean hasSystemFeature(String name) { 3089 synchronized (mPackages) { 3090 return mAvailableFeatures.containsKey(name); 3091 } 3092 } 3093 3094 private void checkValidCaller(int uid, int userId) { 3095 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3096 return; 3097 3098 throw new SecurityException("Caller uid=" + uid 3099 + " is not privileged to communicate with user=" + userId); 3100 } 3101 3102 @Override 3103 public int checkPermission(String permName, String pkgName, int userId) { 3104 if (!sUserManager.exists(userId)) { 3105 return PackageManager.PERMISSION_DENIED; 3106 } 3107 3108 synchronized (mPackages) { 3109 final PackageParser.Package p = mPackages.get(pkgName); 3110 if (p != null && p.mExtras != null) { 3111 final PackageSetting ps = (PackageSetting) p.mExtras; 3112 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3113 return PackageManager.PERMISSION_GRANTED; 3114 } 3115 } 3116 } 3117 3118 return PackageManager.PERMISSION_DENIED; 3119 } 3120 3121 @Override 3122 public int checkUidPermission(String permName, int uid) { 3123 final int userId = UserHandle.getUserId(uid); 3124 3125 if (!sUserManager.exists(userId)) { 3126 return PackageManager.PERMISSION_DENIED; 3127 } 3128 3129 synchronized (mPackages) { 3130 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3131 if (obj != null) { 3132 final SettingBase ps = (SettingBase) obj; 3133 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3134 return PackageManager.PERMISSION_GRANTED; 3135 } 3136 } else { 3137 ArraySet<String> perms = mSystemPermissions.get(uid); 3138 if (perms != null && perms.contains(permName)) { 3139 return PackageManager.PERMISSION_GRANTED; 3140 } 3141 } 3142 } 3143 3144 return PackageManager.PERMISSION_DENIED; 3145 } 3146 3147 /** 3148 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3149 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3150 * @param checkShell TODO(yamasani): 3151 * @param message the message to log on security exception 3152 */ 3153 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3154 boolean checkShell, String message) { 3155 if (userId < 0) { 3156 throw new IllegalArgumentException("Invalid userId " + userId); 3157 } 3158 if (checkShell) { 3159 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3160 } 3161 if (userId == UserHandle.getUserId(callingUid)) return; 3162 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3163 if (requireFullPermission) { 3164 mContext.enforceCallingOrSelfPermission( 3165 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3166 } else { 3167 try { 3168 mContext.enforceCallingOrSelfPermission( 3169 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3170 } catch (SecurityException se) { 3171 mContext.enforceCallingOrSelfPermission( 3172 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3173 } 3174 } 3175 } 3176 } 3177 3178 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3179 if (callingUid == Process.SHELL_UID) { 3180 if (userHandle >= 0 3181 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3182 throw new SecurityException("Shell does not have permission to access user " 3183 + userHandle); 3184 } else if (userHandle < 0) { 3185 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3186 + Debug.getCallers(3)); 3187 } 3188 } 3189 } 3190 3191 private BasePermission findPermissionTreeLP(String permName) { 3192 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3193 if (permName.startsWith(bp.name) && 3194 permName.length() > bp.name.length() && 3195 permName.charAt(bp.name.length()) == '.') { 3196 return bp; 3197 } 3198 } 3199 return null; 3200 } 3201 3202 private BasePermission checkPermissionTreeLP(String permName) { 3203 if (permName != null) { 3204 BasePermission bp = findPermissionTreeLP(permName); 3205 if (bp != null) { 3206 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3207 return bp; 3208 } 3209 throw new SecurityException("Calling uid " 3210 + Binder.getCallingUid() 3211 + " is not allowed to add to permission tree " 3212 + bp.name + " owned by uid " + bp.uid); 3213 } 3214 } 3215 throw new SecurityException("No permission tree found for " + permName); 3216 } 3217 3218 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3219 if (s1 == null) { 3220 return s2 == null; 3221 } 3222 if (s2 == null) { 3223 return false; 3224 } 3225 if (s1.getClass() != s2.getClass()) { 3226 return false; 3227 } 3228 return s1.equals(s2); 3229 } 3230 3231 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3232 if (pi1.icon != pi2.icon) return false; 3233 if (pi1.logo != pi2.logo) return false; 3234 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3235 if (!compareStrings(pi1.name, pi2.name)) return false; 3236 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3237 // We'll take care of setting this one. 3238 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3239 // These are not currently stored in settings. 3240 //if (!compareStrings(pi1.group, pi2.group)) return false; 3241 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3242 //if (pi1.labelRes != pi2.labelRes) return false; 3243 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3244 return true; 3245 } 3246 3247 int permissionInfoFootprint(PermissionInfo info) { 3248 int size = info.name.length(); 3249 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3250 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3251 return size; 3252 } 3253 3254 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3255 int size = 0; 3256 for (BasePermission perm : mSettings.mPermissions.values()) { 3257 if (perm.uid == tree.uid) { 3258 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3259 } 3260 } 3261 return size; 3262 } 3263 3264 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3265 // We calculate the max size of permissions defined by this uid and throw 3266 // if that plus the size of 'info' would exceed our stated maximum. 3267 if (tree.uid != Process.SYSTEM_UID) { 3268 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3269 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3270 throw new SecurityException("Permission tree size cap exceeded"); 3271 } 3272 } 3273 } 3274 3275 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3276 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3277 throw new SecurityException("Label must be specified in permission"); 3278 } 3279 BasePermission tree = checkPermissionTreeLP(info.name); 3280 BasePermission bp = mSettings.mPermissions.get(info.name); 3281 boolean added = bp == null; 3282 boolean changed = true; 3283 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3284 if (added) { 3285 enforcePermissionCapLocked(info, tree); 3286 bp = new BasePermission(info.name, tree.sourcePackage, 3287 BasePermission.TYPE_DYNAMIC); 3288 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3289 throw new SecurityException( 3290 "Not allowed to modify non-dynamic permission " 3291 + info.name); 3292 } else { 3293 if (bp.protectionLevel == fixedLevel 3294 && bp.perm.owner.equals(tree.perm.owner) 3295 && bp.uid == tree.uid 3296 && comparePermissionInfos(bp.perm.info, info)) { 3297 changed = false; 3298 } 3299 } 3300 bp.protectionLevel = fixedLevel; 3301 info = new PermissionInfo(info); 3302 info.protectionLevel = fixedLevel; 3303 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3304 bp.perm.info.packageName = tree.perm.info.packageName; 3305 bp.uid = tree.uid; 3306 if (added) { 3307 mSettings.mPermissions.put(info.name, bp); 3308 } 3309 if (changed) { 3310 if (!async) { 3311 mSettings.writeLPr(); 3312 } else { 3313 scheduleWriteSettingsLocked(); 3314 } 3315 } 3316 return added; 3317 } 3318 3319 @Override 3320 public boolean addPermission(PermissionInfo info) { 3321 synchronized (mPackages) { 3322 return addPermissionLocked(info, false); 3323 } 3324 } 3325 3326 @Override 3327 public boolean addPermissionAsync(PermissionInfo info) { 3328 synchronized (mPackages) { 3329 return addPermissionLocked(info, true); 3330 } 3331 } 3332 3333 @Override 3334 public void removePermission(String name) { 3335 synchronized (mPackages) { 3336 checkPermissionTreeLP(name); 3337 BasePermission bp = mSettings.mPermissions.get(name); 3338 if (bp != null) { 3339 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3340 throw new SecurityException( 3341 "Not allowed to modify non-dynamic permission " 3342 + name); 3343 } 3344 mSettings.mPermissions.remove(name); 3345 mSettings.writeLPr(); 3346 } 3347 } 3348 } 3349 3350 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3351 BasePermission bp) { 3352 int index = pkg.requestedPermissions.indexOf(bp.name); 3353 if (index == -1) { 3354 throw new SecurityException("Package " + pkg.packageName 3355 + " has not requested permission " + bp.name); 3356 } 3357 if (!bp.isRuntime()) { 3358 throw new SecurityException("Permission " + bp.name 3359 + " is not a changeable permission type"); 3360 } 3361 } 3362 3363 @Override 3364 public void grantRuntimePermission(String packageName, String name, final int userId) { 3365 if (!sUserManager.exists(userId)) { 3366 Log.e(TAG, "No such user:" + userId); 3367 return; 3368 } 3369 3370 mContext.enforceCallingOrSelfPermission( 3371 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3372 "grantRuntimePermission"); 3373 3374 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3375 "grantRuntimePermission"); 3376 3377 final int uid; 3378 final SettingBase sb; 3379 3380 synchronized (mPackages) { 3381 final PackageParser.Package pkg = mPackages.get(packageName); 3382 if (pkg == null) { 3383 throw new IllegalArgumentException("Unknown package: " + packageName); 3384 } 3385 3386 final BasePermission bp = mSettings.mPermissions.get(name); 3387 if (bp == null) { 3388 throw new IllegalArgumentException("Unknown permission: " + name); 3389 } 3390 3391 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3392 3393 uid = pkg.applicationInfo.uid; 3394 sb = (SettingBase) pkg.mExtras; 3395 if (sb == null) { 3396 throw new IllegalArgumentException("Unknown package: " + packageName); 3397 } 3398 3399 final PermissionsState permissionsState = sb.getPermissionsState(); 3400 3401 final int flags = permissionsState.getPermissionFlags(name, userId); 3402 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3403 throw new SecurityException("Cannot grant system fixed permission: " 3404 + name + " for package: " + packageName); 3405 } 3406 3407 final int result = permissionsState.grantRuntimePermission(bp, userId); 3408 switch (result) { 3409 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3410 return; 3411 } 3412 3413 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3414 mHandler.post(new Runnable() { 3415 @Override 3416 public void run() { 3417 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3418 } 3419 }); 3420 } break; 3421 } 3422 3423 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3424 3425 // Not critical if that is lost - app has to request again. 3426 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3427 } 3428 3429 if (READ_EXTERNAL_STORAGE.equals(name) 3430 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3431 final long token = Binder.clearCallingIdentity(); 3432 try { 3433 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3434 storage.remountUid(uid); 3435 } finally { 3436 Binder.restoreCallingIdentity(token); 3437 } 3438 } 3439 } 3440 3441 @Override 3442 public void revokeRuntimePermission(String packageName, String name, int userId) { 3443 if (!sUserManager.exists(userId)) { 3444 Log.e(TAG, "No such user:" + userId); 3445 return; 3446 } 3447 3448 mContext.enforceCallingOrSelfPermission( 3449 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3450 "revokeRuntimePermission"); 3451 3452 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3453 "revokeRuntimePermission"); 3454 3455 final SettingBase sb; 3456 3457 synchronized (mPackages) { 3458 final PackageParser.Package pkg = mPackages.get(packageName); 3459 if (pkg == null) { 3460 throw new IllegalArgumentException("Unknown package: " + packageName); 3461 } 3462 3463 final BasePermission bp = mSettings.mPermissions.get(name); 3464 if (bp == null) { 3465 throw new IllegalArgumentException("Unknown permission: " + name); 3466 } 3467 3468 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3469 3470 sb = (SettingBase) pkg.mExtras; 3471 if (sb == null) { 3472 throw new IllegalArgumentException("Unknown package: " + packageName); 3473 } 3474 3475 final PermissionsState permissionsState = sb.getPermissionsState(); 3476 3477 final int flags = permissionsState.getPermissionFlags(name, userId); 3478 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3479 throw new SecurityException("Cannot revoke system fixed permission: " 3480 + name + " for package: " + packageName); 3481 } 3482 3483 if (permissionsState.revokeRuntimePermission(bp, userId) == 3484 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3485 return; 3486 } 3487 3488 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3489 3490 // Critical, after this call app should never have the permission. 3491 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3492 } 3493 3494 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3495 } 3496 3497 @Override 3498 public void resetRuntimePermissions() { 3499 mContext.enforceCallingOrSelfPermission( 3500 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3501 "revokeRuntimePermission"); 3502 3503 int callingUid = Binder.getCallingUid(); 3504 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3505 mContext.enforceCallingOrSelfPermission( 3506 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3507 "resetRuntimePermissions"); 3508 } 3509 3510 final int[] userIds; 3511 3512 synchronized (mPackages) { 3513 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3514 final int userCount = UserManagerService.getInstance().getUserIds().length; 3515 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3516 } 3517 3518 for (int userId : userIds) { 3519 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3520 } 3521 } 3522 3523 @Override 3524 public int getPermissionFlags(String name, String packageName, int userId) { 3525 if (!sUserManager.exists(userId)) { 3526 return 0; 3527 } 3528 3529 mContext.enforceCallingOrSelfPermission( 3530 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3531 "getPermissionFlags"); 3532 3533 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3534 "getPermissionFlags"); 3535 3536 synchronized (mPackages) { 3537 final PackageParser.Package pkg = mPackages.get(packageName); 3538 if (pkg == null) { 3539 throw new IllegalArgumentException("Unknown package: " + packageName); 3540 } 3541 3542 final BasePermission bp = mSettings.mPermissions.get(name); 3543 if (bp == null) { 3544 throw new IllegalArgumentException("Unknown permission: " + name); 3545 } 3546 3547 SettingBase sb = (SettingBase) pkg.mExtras; 3548 if (sb == null) { 3549 throw new IllegalArgumentException("Unknown package: " + packageName); 3550 } 3551 3552 PermissionsState permissionsState = sb.getPermissionsState(); 3553 return permissionsState.getPermissionFlags(name, userId); 3554 } 3555 } 3556 3557 @Override 3558 public void updatePermissionFlags(String name, String packageName, int flagMask, 3559 int flagValues, int userId) { 3560 if (!sUserManager.exists(userId)) { 3561 return; 3562 } 3563 3564 mContext.enforceCallingOrSelfPermission( 3565 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3566 "updatePermissionFlags"); 3567 3568 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3569 "updatePermissionFlags"); 3570 3571 // Only the system can change system fixed flags. 3572 if (getCallingUid() != Process.SYSTEM_UID) { 3573 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3574 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3575 } 3576 3577 synchronized (mPackages) { 3578 final PackageParser.Package pkg = mPackages.get(packageName); 3579 if (pkg == null) { 3580 throw new IllegalArgumentException("Unknown package: " + packageName); 3581 } 3582 3583 final BasePermission bp = mSettings.mPermissions.get(name); 3584 if (bp == null) { 3585 throw new IllegalArgumentException("Unknown permission: " + name); 3586 } 3587 3588 SettingBase sb = (SettingBase) pkg.mExtras; 3589 if (sb == null) { 3590 throw new IllegalArgumentException("Unknown package: " + packageName); 3591 } 3592 3593 PermissionsState permissionsState = sb.getPermissionsState(); 3594 3595 // Only the package manager can change flags for system component permissions. 3596 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3597 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3598 return; 3599 } 3600 3601 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3602 3603 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3604 // Install and runtime permissions are stored in different places, 3605 // so figure out what permission changed and persist the change. 3606 if (permissionsState.getInstallPermissionState(name) != null) { 3607 scheduleWriteSettingsLocked(); 3608 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3609 || hadState) { 3610 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3611 } 3612 } 3613 } 3614 } 3615 3616 /** 3617 * Update the permission flags for all packages and runtime permissions of a user in order 3618 * to allow device or profile owner to remove POLICY_FIXED. 3619 */ 3620 @Override 3621 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3622 if (!sUserManager.exists(userId)) { 3623 return; 3624 } 3625 3626 mContext.enforceCallingOrSelfPermission( 3627 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3628 "updatePermissionFlagsForAllApps"); 3629 3630 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3631 "updatePermissionFlagsForAllApps"); 3632 3633 // Only the system can change system fixed flags. 3634 if (getCallingUid() != Process.SYSTEM_UID) { 3635 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3636 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3637 } 3638 3639 synchronized (mPackages) { 3640 boolean changed = false; 3641 final int packageCount = mPackages.size(); 3642 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3643 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3644 SettingBase sb = (SettingBase) pkg.mExtras; 3645 if (sb == null) { 3646 continue; 3647 } 3648 PermissionsState permissionsState = sb.getPermissionsState(); 3649 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3650 userId, flagMask, flagValues); 3651 } 3652 if (changed) { 3653 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3654 } 3655 } 3656 } 3657 3658 @Override 3659 public boolean shouldShowRequestPermissionRationale(String permissionName, 3660 String packageName, int userId) { 3661 if (UserHandle.getCallingUserId() != userId) { 3662 mContext.enforceCallingPermission( 3663 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3664 "canShowRequestPermissionRationale for user " + userId); 3665 } 3666 3667 final int uid = getPackageUid(packageName, userId); 3668 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3669 return false; 3670 } 3671 3672 if (checkPermission(permissionName, packageName, userId) 3673 == PackageManager.PERMISSION_GRANTED) { 3674 return false; 3675 } 3676 3677 final int flags; 3678 3679 final long identity = Binder.clearCallingIdentity(); 3680 try { 3681 flags = getPermissionFlags(permissionName, 3682 packageName, userId); 3683 } finally { 3684 Binder.restoreCallingIdentity(identity); 3685 } 3686 3687 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3688 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3689 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3690 3691 if ((flags & fixedFlags) != 0) { 3692 return false; 3693 } 3694 3695 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3696 } 3697 3698 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3699 BasePermission bp = mSettings.mPermissions.get(permission); 3700 if (bp == null) { 3701 throw new SecurityException("Missing " + permission + " permission"); 3702 } 3703 3704 SettingBase sb = (SettingBase) pkg.mExtras; 3705 PermissionsState permissionsState = sb.getPermissionsState(); 3706 3707 if (permissionsState.grantInstallPermission(bp) != 3708 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3709 scheduleWriteSettingsLocked(); 3710 } 3711 } 3712 3713 @Override 3714 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3715 mContext.enforceCallingOrSelfPermission( 3716 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3717 "addOnPermissionsChangeListener"); 3718 3719 synchronized (mPackages) { 3720 mOnPermissionChangeListeners.addListenerLocked(listener); 3721 } 3722 } 3723 3724 @Override 3725 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3726 synchronized (mPackages) { 3727 mOnPermissionChangeListeners.removeListenerLocked(listener); 3728 } 3729 } 3730 3731 @Override 3732 public boolean isProtectedBroadcast(String actionName) { 3733 synchronized (mPackages) { 3734 return mProtectedBroadcasts.contains(actionName); 3735 } 3736 } 3737 3738 @Override 3739 public int checkSignatures(String pkg1, String pkg2) { 3740 synchronized (mPackages) { 3741 final PackageParser.Package p1 = mPackages.get(pkg1); 3742 final PackageParser.Package p2 = mPackages.get(pkg2); 3743 if (p1 == null || p1.mExtras == null 3744 || p2 == null || p2.mExtras == null) { 3745 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3746 } 3747 return compareSignatures(p1.mSignatures, p2.mSignatures); 3748 } 3749 } 3750 3751 @Override 3752 public int checkUidSignatures(int uid1, int uid2) { 3753 // Map to base uids. 3754 uid1 = UserHandle.getAppId(uid1); 3755 uid2 = UserHandle.getAppId(uid2); 3756 // reader 3757 synchronized (mPackages) { 3758 Signature[] s1; 3759 Signature[] s2; 3760 Object obj = mSettings.getUserIdLPr(uid1); 3761 if (obj != null) { 3762 if (obj instanceof SharedUserSetting) { 3763 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3764 } else if (obj instanceof PackageSetting) { 3765 s1 = ((PackageSetting)obj).signatures.mSignatures; 3766 } else { 3767 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3768 } 3769 } else { 3770 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3771 } 3772 obj = mSettings.getUserIdLPr(uid2); 3773 if (obj != null) { 3774 if (obj instanceof SharedUserSetting) { 3775 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3776 } else if (obj instanceof PackageSetting) { 3777 s2 = ((PackageSetting)obj).signatures.mSignatures; 3778 } else { 3779 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3780 } 3781 } else { 3782 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3783 } 3784 return compareSignatures(s1, s2); 3785 } 3786 } 3787 3788 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3789 final long identity = Binder.clearCallingIdentity(); 3790 try { 3791 if (sb instanceof SharedUserSetting) { 3792 SharedUserSetting sus = (SharedUserSetting) sb; 3793 final int packageCount = sus.packages.size(); 3794 for (int i = 0; i < packageCount; i++) { 3795 PackageSetting susPs = sus.packages.valueAt(i); 3796 if (userId == UserHandle.USER_ALL) { 3797 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3798 } else { 3799 final int uid = UserHandle.getUid(userId, susPs.appId); 3800 killUid(uid, reason); 3801 } 3802 } 3803 } else if (sb instanceof PackageSetting) { 3804 PackageSetting ps = (PackageSetting) sb; 3805 if (userId == UserHandle.USER_ALL) { 3806 killApplication(ps.pkg.packageName, ps.appId, reason); 3807 } else { 3808 final int uid = UserHandle.getUid(userId, ps.appId); 3809 killUid(uid, reason); 3810 } 3811 } 3812 } finally { 3813 Binder.restoreCallingIdentity(identity); 3814 } 3815 } 3816 3817 private static void killUid(int uid, String reason) { 3818 IActivityManager am = ActivityManagerNative.getDefault(); 3819 if (am != null) { 3820 try { 3821 am.killUid(uid, reason); 3822 } catch (RemoteException e) { 3823 /* ignore - same process */ 3824 } 3825 } 3826 } 3827 3828 /** 3829 * Compares two sets of signatures. Returns: 3830 * <br /> 3831 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3832 * <br /> 3833 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3834 * <br /> 3835 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3836 * <br /> 3837 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3838 * <br /> 3839 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3840 */ 3841 static int compareSignatures(Signature[] s1, Signature[] s2) { 3842 if (s1 == null) { 3843 return s2 == null 3844 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3845 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3846 } 3847 3848 if (s2 == null) { 3849 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3850 } 3851 3852 if (s1.length != s2.length) { 3853 return PackageManager.SIGNATURE_NO_MATCH; 3854 } 3855 3856 // Since both signature sets are of size 1, we can compare without HashSets. 3857 if (s1.length == 1) { 3858 return s1[0].equals(s2[0]) ? 3859 PackageManager.SIGNATURE_MATCH : 3860 PackageManager.SIGNATURE_NO_MATCH; 3861 } 3862 3863 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3864 for (Signature sig : s1) { 3865 set1.add(sig); 3866 } 3867 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3868 for (Signature sig : s2) { 3869 set2.add(sig); 3870 } 3871 // Make sure s2 contains all signatures in s1. 3872 if (set1.equals(set2)) { 3873 return PackageManager.SIGNATURE_MATCH; 3874 } 3875 return PackageManager.SIGNATURE_NO_MATCH; 3876 } 3877 3878 /** 3879 * If the database version for this type of package (internal storage or 3880 * external storage) is less than the version where package signatures 3881 * were updated, return true. 3882 */ 3883 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3884 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3885 DatabaseVersion.SIGNATURE_END_ENTITY)) 3886 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3887 DatabaseVersion.SIGNATURE_END_ENTITY)); 3888 } 3889 3890 /** 3891 * Used for backward compatibility to make sure any packages with 3892 * certificate chains get upgraded to the new style. {@code existingSigs} 3893 * will be in the old format (since they were stored on disk from before the 3894 * system upgrade) and {@code scannedSigs} will be in the newer format. 3895 */ 3896 private int compareSignaturesCompat(PackageSignatures existingSigs, 3897 PackageParser.Package scannedPkg) { 3898 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3899 return PackageManager.SIGNATURE_NO_MATCH; 3900 } 3901 3902 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3903 for (Signature sig : existingSigs.mSignatures) { 3904 existingSet.add(sig); 3905 } 3906 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3907 for (Signature sig : scannedPkg.mSignatures) { 3908 try { 3909 Signature[] chainSignatures = sig.getChainSignatures(); 3910 for (Signature chainSig : chainSignatures) { 3911 scannedCompatSet.add(chainSig); 3912 } 3913 } catch (CertificateEncodingException e) { 3914 scannedCompatSet.add(sig); 3915 } 3916 } 3917 /* 3918 * Make sure the expanded scanned set contains all signatures in the 3919 * existing one. 3920 */ 3921 if (scannedCompatSet.equals(existingSet)) { 3922 // Migrate the old signatures to the new scheme. 3923 existingSigs.assignSignatures(scannedPkg.mSignatures); 3924 // The new KeySets will be re-added later in the scanning process. 3925 synchronized (mPackages) { 3926 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3927 } 3928 return PackageManager.SIGNATURE_MATCH; 3929 } 3930 return PackageManager.SIGNATURE_NO_MATCH; 3931 } 3932 3933 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3934 if (isExternal(scannedPkg)) { 3935 return mSettings.isExternalDatabaseVersionOlderThan( 3936 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3937 } else { 3938 return mSettings.isInternalDatabaseVersionOlderThan( 3939 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3940 } 3941 } 3942 3943 private int compareSignaturesRecover(PackageSignatures existingSigs, 3944 PackageParser.Package scannedPkg) { 3945 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3946 return PackageManager.SIGNATURE_NO_MATCH; 3947 } 3948 3949 String msg = null; 3950 try { 3951 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3952 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3953 + scannedPkg.packageName); 3954 return PackageManager.SIGNATURE_MATCH; 3955 } 3956 } catch (CertificateException e) { 3957 msg = e.getMessage(); 3958 } 3959 3960 logCriticalInfo(Log.INFO, 3961 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3962 return PackageManager.SIGNATURE_NO_MATCH; 3963 } 3964 3965 @Override 3966 public String[] getPackagesForUid(int uid) { 3967 uid = UserHandle.getAppId(uid); 3968 // reader 3969 synchronized (mPackages) { 3970 Object obj = mSettings.getUserIdLPr(uid); 3971 if (obj instanceof SharedUserSetting) { 3972 final SharedUserSetting sus = (SharedUserSetting) obj; 3973 final int N = sus.packages.size(); 3974 final String[] res = new String[N]; 3975 final Iterator<PackageSetting> it = sus.packages.iterator(); 3976 int i = 0; 3977 while (it.hasNext()) { 3978 res[i++] = it.next().name; 3979 } 3980 return res; 3981 } else if (obj instanceof PackageSetting) { 3982 final PackageSetting ps = (PackageSetting) obj; 3983 return new String[] { ps.name }; 3984 } 3985 } 3986 return null; 3987 } 3988 3989 @Override 3990 public String getNameForUid(int uid) { 3991 // reader 3992 synchronized (mPackages) { 3993 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3994 if (obj instanceof SharedUserSetting) { 3995 final SharedUserSetting sus = (SharedUserSetting) obj; 3996 return sus.name + ":" + sus.userId; 3997 } else if (obj instanceof PackageSetting) { 3998 final PackageSetting ps = (PackageSetting) obj; 3999 return ps.name; 4000 } 4001 } 4002 return null; 4003 } 4004 4005 @Override 4006 public int getUidForSharedUser(String sharedUserName) { 4007 if(sharedUserName == null) { 4008 return -1; 4009 } 4010 // reader 4011 synchronized (mPackages) { 4012 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4013 if (suid == null) { 4014 return -1; 4015 } 4016 return suid.userId; 4017 } 4018 } 4019 4020 @Override 4021 public int getFlagsForUid(int uid) { 4022 synchronized (mPackages) { 4023 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4024 if (obj instanceof SharedUserSetting) { 4025 final SharedUserSetting sus = (SharedUserSetting) obj; 4026 return sus.pkgFlags; 4027 } else if (obj instanceof PackageSetting) { 4028 final PackageSetting ps = (PackageSetting) obj; 4029 return ps.pkgFlags; 4030 } 4031 } 4032 return 0; 4033 } 4034 4035 @Override 4036 public int getPrivateFlagsForUid(int uid) { 4037 synchronized (mPackages) { 4038 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4039 if (obj instanceof SharedUserSetting) { 4040 final SharedUserSetting sus = (SharedUserSetting) obj; 4041 return sus.pkgPrivateFlags; 4042 } else if (obj instanceof PackageSetting) { 4043 final PackageSetting ps = (PackageSetting) obj; 4044 return ps.pkgPrivateFlags; 4045 } 4046 } 4047 return 0; 4048 } 4049 4050 @Override 4051 public boolean isUidPrivileged(int uid) { 4052 uid = UserHandle.getAppId(uid); 4053 // reader 4054 synchronized (mPackages) { 4055 Object obj = mSettings.getUserIdLPr(uid); 4056 if (obj instanceof SharedUserSetting) { 4057 final SharedUserSetting sus = (SharedUserSetting) obj; 4058 final Iterator<PackageSetting> it = sus.packages.iterator(); 4059 while (it.hasNext()) { 4060 if (it.next().isPrivileged()) { 4061 return true; 4062 } 4063 } 4064 } else if (obj instanceof PackageSetting) { 4065 final PackageSetting ps = (PackageSetting) obj; 4066 return ps.isPrivileged(); 4067 } 4068 } 4069 return false; 4070 } 4071 4072 @Override 4073 public String[] getAppOpPermissionPackages(String permissionName) { 4074 synchronized (mPackages) { 4075 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4076 if (pkgs == null) { 4077 return null; 4078 } 4079 return pkgs.toArray(new String[pkgs.size()]); 4080 } 4081 } 4082 4083 @Override 4084 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4085 int flags, int userId) { 4086 if (!sUserManager.exists(userId)) return null; 4087 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4088 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4089 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4090 } 4091 4092 @Override 4093 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4094 IntentFilter filter, int match, ComponentName activity) { 4095 final int userId = UserHandle.getCallingUserId(); 4096 if (DEBUG_PREFERRED) { 4097 Log.v(TAG, "setLastChosenActivity intent=" + intent 4098 + " resolvedType=" + resolvedType 4099 + " flags=" + flags 4100 + " filter=" + filter 4101 + " match=" + match 4102 + " activity=" + activity); 4103 filter.dump(new PrintStreamPrinter(System.out), " "); 4104 } 4105 intent.setComponent(null); 4106 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4107 // Find any earlier preferred or last chosen entries and nuke them 4108 findPreferredActivity(intent, resolvedType, 4109 flags, query, 0, false, true, false, userId); 4110 // Add the new activity as the last chosen for this filter 4111 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4112 "Setting last chosen"); 4113 } 4114 4115 @Override 4116 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4117 final int userId = UserHandle.getCallingUserId(); 4118 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4119 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4120 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4121 false, false, false, userId); 4122 } 4123 4124 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4125 int flags, List<ResolveInfo> query, int userId) { 4126 if (query != null) { 4127 final int N = query.size(); 4128 if (N == 1) { 4129 return query.get(0); 4130 } else if (N > 1) { 4131 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4132 // If there is more than one activity with the same priority, 4133 // then let the user decide between them. 4134 ResolveInfo r0 = query.get(0); 4135 ResolveInfo r1 = query.get(1); 4136 if (DEBUG_INTENT_MATCHING || debug) { 4137 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4138 + r1.activityInfo.name + "=" + r1.priority); 4139 } 4140 // If the first activity has a higher priority, or a different 4141 // default, then it is always desireable to pick it. 4142 if (r0.priority != r1.priority 4143 || r0.preferredOrder != r1.preferredOrder 4144 || r0.isDefault != r1.isDefault) { 4145 return query.get(0); 4146 } 4147 // If we have saved a preference for a preferred activity for 4148 // this Intent, use that. 4149 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4150 flags, query, r0.priority, true, false, debug, userId); 4151 if (ri != null) { 4152 return ri; 4153 } 4154 if (userId != 0) { 4155 ri = new ResolveInfo(mResolveInfo); 4156 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4157 ri.activityInfo.applicationInfo = new ApplicationInfo( 4158 ri.activityInfo.applicationInfo); 4159 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4160 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4161 return ri; 4162 } 4163 return mResolveInfo; 4164 } 4165 } 4166 return null; 4167 } 4168 4169 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4170 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4171 final int N = query.size(); 4172 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4173 .get(userId); 4174 // Get the list of persistent preferred activities that handle the intent 4175 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4176 List<PersistentPreferredActivity> pprefs = ppir != null 4177 ? ppir.queryIntent(intent, resolvedType, 4178 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4179 : null; 4180 if (pprefs != null && pprefs.size() > 0) { 4181 final int M = pprefs.size(); 4182 for (int i=0; i<M; i++) { 4183 final PersistentPreferredActivity ppa = pprefs.get(i); 4184 if (DEBUG_PREFERRED || debug) { 4185 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4186 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4187 + "\n component=" + ppa.mComponent); 4188 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4189 } 4190 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4191 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4192 if (DEBUG_PREFERRED || debug) { 4193 Slog.v(TAG, "Found persistent preferred activity:"); 4194 if (ai != null) { 4195 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4196 } else { 4197 Slog.v(TAG, " null"); 4198 } 4199 } 4200 if (ai == null) { 4201 // This previously registered persistent preferred activity 4202 // component is no longer known. Ignore it and do NOT remove it. 4203 continue; 4204 } 4205 for (int j=0; j<N; j++) { 4206 final ResolveInfo ri = query.get(j); 4207 if (!ri.activityInfo.applicationInfo.packageName 4208 .equals(ai.applicationInfo.packageName)) { 4209 continue; 4210 } 4211 if (!ri.activityInfo.name.equals(ai.name)) { 4212 continue; 4213 } 4214 // Found a persistent preference that can handle the intent. 4215 if (DEBUG_PREFERRED || debug) { 4216 Slog.v(TAG, "Returning persistent preferred activity: " + 4217 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4218 } 4219 return ri; 4220 } 4221 } 4222 } 4223 return null; 4224 } 4225 4226 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4227 List<ResolveInfo> query, int priority, boolean always, 4228 boolean removeMatches, boolean debug, int userId) { 4229 if (!sUserManager.exists(userId)) return null; 4230 // writer 4231 synchronized (mPackages) { 4232 if (intent.getSelector() != null) { 4233 intent = intent.getSelector(); 4234 } 4235 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4236 4237 // Try to find a matching persistent preferred activity. 4238 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4239 debug, userId); 4240 4241 // If a persistent preferred activity matched, use it. 4242 if (pri != null) { 4243 return pri; 4244 } 4245 4246 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4247 // Get the list of preferred activities that handle the intent 4248 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4249 List<PreferredActivity> prefs = pir != null 4250 ? pir.queryIntent(intent, resolvedType, 4251 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4252 : null; 4253 if (prefs != null && prefs.size() > 0) { 4254 boolean changed = false; 4255 try { 4256 // First figure out how good the original match set is. 4257 // We will only allow preferred activities that came 4258 // from the same match quality. 4259 int match = 0; 4260 4261 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4262 4263 final int N = query.size(); 4264 for (int j=0; j<N; j++) { 4265 final ResolveInfo ri = query.get(j); 4266 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4267 + ": 0x" + Integer.toHexString(match)); 4268 if (ri.match > match) { 4269 match = ri.match; 4270 } 4271 } 4272 4273 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4274 + Integer.toHexString(match)); 4275 4276 match &= IntentFilter.MATCH_CATEGORY_MASK; 4277 final int M = prefs.size(); 4278 for (int i=0; i<M; i++) { 4279 final PreferredActivity pa = prefs.get(i); 4280 if (DEBUG_PREFERRED || debug) { 4281 Slog.v(TAG, "Checking PreferredActivity ds=" 4282 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4283 + "\n component=" + pa.mPref.mComponent); 4284 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4285 } 4286 if (pa.mPref.mMatch != match) { 4287 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4288 + Integer.toHexString(pa.mPref.mMatch)); 4289 continue; 4290 } 4291 // If it's not an "always" type preferred activity and that's what we're 4292 // looking for, skip it. 4293 if (always && !pa.mPref.mAlways) { 4294 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4295 continue; 4296 } 4297 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4298 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4299 if (DEBUG_PREFERRED || debug) { 4300 Slog.v(TAG, "Found preferred activity:"); 4301 if (ai != null) { 4302 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4303 } else { 4304 Slog.v(TAG, " null"); 4305 } 4306 } 4307 if (ai == null) { 4308 // This previously registered preferred activity 4309 // component is no longer known. Most likely an update 4310 // to the app was installed and in the new version this 4311 // component no longer exists. Clean it up by removing 4312 // it from the preferred activities list, and skip it. 4313 Slog.w(TAG, "Removing dangling preferred activity: " 4314 + pa.mPref.mComponent); 4315 pir.removeFilter(pa); 4316 changed = true; 4317 continue; 4318 } 4319 for (int j=0; j<N; j++) { 4320 final ResolveInfo ri = query.get(j); 4321 if (!ri.activityInfo.applicationInfo.packageName 4322 .equals(ai.applicationInfo.packageName)) { 4323 continue; 4324 } 4325 if (!ri.activityInfo.name.equals(ai.name)) { 4326 continue; 4327 } 4328 4329 if (removeMatches) { 4330 pir.removeFilter(pa); 4331 changed = true; 4332 if (DEBUG_PREFERRED) { 4333 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4334 } 4335 break; 4336 } 4337 4338 // Okay we found a previously set preferred or last chosen app. 4339 // If the result set is different from when this 4340 // was created, we need to clear it and re-ask the 4341 // user their preference, if we're looking for an "always" type entry. 4342 if (always && !pa.mPref.sameSet(query)) { 4343 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4344 + intent + " type " + resolvedType); 4345 if (DEBUG_PREFERRED) { 4346 Slog.v(TAG, "Removing preferred activity since set changed " 4347 + pa.mPref.mComponent); 4348 } 4349 pir.removeFilter(pa); 4350 // Re-add the filter as a "last chosen" entry (!always) 4351 PreferredActivity lastChosen = new PreferredActivity( 4352 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4353 pir.addFilter(lastChosen); 4354 changed = true; 4355 return null; 4356 } 4357 4358 // Yay! Either the set matched or we're looking for the last chosen 4359 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4360 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4361 return ri; 4362 } 4363 } 4364 } finally { 4365 if (changed) { 4366 if (DEBUG_PREFERRED) { 4367 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4368 } 4369 scheduleWritePackageRestrictionsLocked(userId); 4370 } 4371 } 4372 } 4373 } 4374 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4375 return null; 4376 } 4377 4378 /* 4379 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4380 */ 4381 @Override 4382 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4383 int targetUserId) { 4384 mContext.enforceCallingOrSelfPermission( 4385 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4386 List<CrossProfileIntentFilter> matches = 4387 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4388 if (matches != null) { 4389 int size = matches.size(); 4390 for (int i = 0; i < size; i++) { 4391 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4392 } 4393 } 4394 if (hasWebURI(intent)) { 4395 // cross-profile app linking works only towards the parent. 4396 final UserInfo parent = getProfileParent(sourceUserId); 4397 synchronized(mPackages) { 4398 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4399 parent.id) != null; 4400 } 4401 } 4402 return false; 4403 } 4404 4405 private UserInfo getProfileParent(int userId) { 4406 final long identity = Binder.clearCallingIdentity(); 4407 try { 4408 return sUserManager.getProfileParent(userId); 4409 } finally { 4410 Binder.restoreCallingIdentity(identity); 4411 } 4412 } 4413 4414 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4415 String resolvedType, int userId) { 4416 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4417 if (resolver != null) { 4418 return resolver.queryIntent(intent, resolvedType, false, userId); 4419 } 4420 return null; 4421 } 4422 4423 @Override 4424 public List<ResolveInfo> queryIntentActivities(Intent intent, 4425 String resolvedType, int flags, int userId) { 4426 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4427 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4428 ComponentName comp = intent.getComponent(); 4429 if (comp == null) { 4430 if (intent.getSelector() != null) { 4431 intent = intent.getSelector(); 4432 comp = intent.getComponent(); 4433 } 4434 } 4435 4436 if (comp != null) { 4437 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4438 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4439 if (ai != null) { 4440 final ResolveInfo ri = new ResolveInfo(); 4441 ri.activityInfo = ai; 4442 list.add(ri); 4443 } 4444 return list; 4445 } 4446 4447 // reader 4448 synchronized (mPackages) { 4449 final String pkgName = intent.getPackage(); 4450 if (pkgName == null) { 4451 List<CrossProfileIntentFilter> matchingFilters = 4452 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4453 // Check for results that need to skip the current profile. 4454 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4455 resolvedType, flags, userId); 4456 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4457 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4458 result.add(xpResolveInfo); 4459 return filterIfNotPrimaryUser(result, userId); 4460 } 4461 4462 // Check for results in the current profile. 4463 List<ResolveInfo> result = mActivities.queryIntent( 4464 intent, resolvedType, flags, userId); 4465 4466 // Check for cross profile results. 4467 xpResolveInfo = queryCrossProfileIntents( 4468 matchingFilters, intent, resolvedType, flags, userId); 4469 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4470 result.add(xpResolveInfo); 4471 Collections.sort(result, mResolvePrioritySorter); 4472 } 4473 result = filterIfNotPrimaryUser(result, userId); 4474 if (hasWebURI(intent)) { 4475 CrossProfileDomainInfo xpDomainInfo = null; 4476 final UserInfo parent = getProfileParent(userId); 4477 if (parent != null) { 4478 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4479 flags, userId, parent.id); 4480 } 4481 if (xpDomainInfo != null) { 4482 if (xpResolveInfo != null) { 4483 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4484 // in the result. 4485 result.remove(xpResolveInfo); 4486 } 4487 if (result.size() == 0) { 4488 result.add(xpDomainInfo.resolveInfo); 4489 return result; 4490 } 4491 } else if (result.size() <= 1) { 4492 return result; 4493 } 4494 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4495 xpDomainInfo); 4496 Collections.sort(result, mResolvePrioritySorter); 4497 } 4498 return result; 4499 } 4500 final PackageParser.Package pkg = mPackages.get(pkgName); 4501 if (pkg != null) { 4502 return filterIfNotPrimaryUser( 4503 mActivities.queryIntentForPackage( 4504 intent, resolvedType, flags, pkg.activities, userId), 4505 userId); 4506 } 4507 return new ArrayList<ResolveInfo>(); 4508 } 4509 } 4510 4511 private static class CrossProfileDomainInfo { 4512 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4513 ResolveInfo resolveInfo; 4514 /* Best domain verification status of the activities found in the other profile */ 4515 int bestDomainVerificationStatus; 4516 } 4517 4518 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4519 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4520 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4521 sourceUserId)) { 4522 return null; 4523 } 4524 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4525 resolvedType, flags, parentUserId); 4526 4527 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4528 return null; 4529 } 4530 CrossProfileDomainInfo result = null; 4531 int size = resultTargetUser.size(); 4532 for (int i = 0; i < size; i++) { 4533 ResolveInfo riTargetUser = resultTargetUser.get(i); 4534 // Intent filter verification is only for filters that specify a host. So don't return 4535 // those that handle all web uris. 4536 if (riTargetUser.handleAllWebDataURI) { 4537 continue; 4538 } 4539 String packageName = riTargetUser.activityInfo.packageName; 4540 PackageSetting ps = mSettings.mPackages.get(packageName); 4541 if (ps == null) { 4542 continue; 4543 } 4544 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4545 if (result == null) { 4546 result = new CrossProfileDomainInfo(); 4547 result.resolveInfo = 4548 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4549 result.bestDomainVerificationStatus = status; 4550 } else { 4551 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4552 result.bestDomainVerificationStatus); 4553 } 4554 } 4555 return result; 4556 } 4557 4558 /** 4559 * Verification statuses are ordered from the worse to the best, except for 4560 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4561 */ 4562 private int bestDomainVerificationStatus(int status1, int status2) { 4563 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4564 return status2; 4565 } 4566 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4567 return status1; 4568 } 4569 return (int) MathUtils.max(status1, status2); 4570 } 4571 4572 private boolean isUserEnabled(int userId) { 4573 long callingId = Binder.clearCallingIdentity(); 4574 try { 4575 UserInfo userInfo = sUserManager.getUserInfo(userId); 4576 return userInfo != null && userInfo.isEnabled(); 4577 } finally { 4578 Binder.restoreCallingIdentity(callingId); 4579 } 4580 } 4581 4582 /** 4583 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4584 * 4585 * @return filtered list 4586 */ 4587 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4588 if (userId == UserHandle.USER_OWNER) { 4589 return resolveInfos; 4590 } 4591 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4592 ResolveInfo info = resolveInfos.get(i); 4593 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4594 resolveInfos.remove(i); 4595 } 4596 } 4597 return resolveInfos; 4598 } 4599 4600 private static boolean hasWebURI(Intent intent) { 4601 if (intent.getData() == null) { 4602 return false; 4603 } 4604 final String scheme = intent.getScheme(); 4605 if (TextUtils.isEmpty(scheme)) { 4606 return false; 4607 } 4608 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4609 } 4610 4611 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4612 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4613 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4614 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4615 candidates.size()); 4616 } 4617 4618 final int userId = UserHandle.getCallingUserId(); 4619 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4620 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4621 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4622 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4623 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4624 4625 synchronized (mPackages) { 4626 final int count = candidates.size(); 4627 // First, try to use linked apps. Partition the candidates into four lists: 4628 // one for the final results, one for the "do not use ever", one for "undefined status" 4629 // and finally one for "browser app type". 4630 for (int n=0; n<count; n++) { 4631 ResolveInfo info = candidates.get(n); 4632 String packageName = info.activityInfo.packageName; 4633 PackageSetting ps = mSettings.mPackages.get(packageName); 4634 if (ps != null) { 4635 // Add to the special match all list (Browser use case) 4636 if (info.handleAllWebDataURI) { 4637 matchAllList.add(info); 4638 continue; 4639 } 4640 // Try to get the status from User settings first 4641 int status = getDomainVerificationStatusLPr(ps, userId); 4642 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4643 if (DEBUG_DOMAIN_VERIFICATION) { 4644 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4645 } 4646 alwaysList.add(info); 4647 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4648 if (DEBUG_DOMAIN_VERIFICATION) { 4649 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4650 } 4651 neverList.add(info); 4652 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4653 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4654 if (DEBUG_DOMAIN_VERIFICATION) { 4655 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4656 } 4657 undefinedList.add(info); 4658 } 4659 } 4660 } 4661 // First try to add the "always" resolution for the current user if there is any 4662 if (alwaysList.size() > 0) { 4663 result.addAll(alwaysList); 4664 // if there is an "always" for the parent user, add it. 4665 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4666 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4667 result.add(xpDomainInfo.resolveInfo); 4668 } else { 4669 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4670 result.addAll(undefinedList); 4671 if (xpDomainInfo != null && ( 4672 xpDomainInfo.bestDomainVerificationStatus 4673 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4674 || xpDomainInfo.bestDomainVerificationStatus 4675 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4676 result.add(xpDomainInfo.resolveInfo); 4677 } 4678 // Also add Browsers (all of them or only the default one) 4679 if ((flags & MATCH_ALL) != 0) { 4680 result.addAll(matchAllList); 4681 } else { 4682 // Try to add the Default Browser if we can 4683 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4684 UserHandle.myUserId()); 4685 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4686 boolean defaultBrowserFound = false; 4687 final int browserCount = matchAllList.size(); 4688 for (int n=0; n<browserCount; n++) { 4689 ResolveInfo browser = matchAllList.get(n); 4690 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4691 result.add(browser); 4692 defaultBrowserFound = true; 4693 break; 4694 } 4695 } 4696 if (!defaultBrowserFound) { 4697 result.addAll(matchAllList); 4698 } 4699 } else { 4700 result.addAll(matchAllList); 4701 } 4702 } 4703 4704 // If there is nothing selected, add all candidates and remove the ones that the user 4705 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4706 if (result.size() == 0) { 4707 result.addAll(candidates); 4708 result.removeAll(neverList); 4709 } 4710 } 4711 } 4712 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4713 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4714 result.size()); 4715 for (ResolveInfo info : result) { 4716 Slog.v(TAG, " + " + info.activityInfo); 4717 } 4718 } 4719 return result; 4720 } 4721 4722 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4723 int status = ps.getDomainVerificationStatusForUser(userId); 4724 // if none available, get the master status 4725 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4726 if (ps.getIntentFilterVerificationInfo() != null) { 4727 status = ps.getIntentFilterVerificationInfo().getStatus(); 4728 } 4729 } 4730 return status; 4731 } 4732 4733 private ResolveInfo querySkipCurrentProfileIntents( 4734 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4735 int flags, int sourceUserId) { 4736 if (matchingFilters != null) { 4737 int size = matchingFilters.size(); 4738 for (int i = 0; i < size; i ++) { 4739 CrossProfileIntentFilter filter = matchingFilters.get(i); 4740 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4741 // Checking if there are activities in the target user that can handle the 4742 // intent. 4743 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4744 flags, sourceUserId); 4745 if (resolveInfo != null) { 4746 return resolveInfo; 4747 } 4748 } 4749 } 4750 } 4751 return null; 4752 } 4753 4754 // Return matching ResolveInfo if any for skip current profile intent filters. 4755 private ResolveInfo queryCrossProfileIntents( 4756 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4757 int flags, int sourceUserId) { 4758 if (matchingFilters != null) { 4759 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4760 // match the same intent. For performance reasons, it is better not to 4761 // run queryIntent twice for the same userId 4762 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4763 int size = matchingFilters.size(); 4764 for (int i = 0; i < size; i++) { 4765 CrossProfileIntentFilter filter = matchingFilters.get(i); 4766 int targetUserId = filter.getTargetUserId(); 4767 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4768 && !alreadyTriedUserIds.get(targetUserId)) { 4769 // Checking if there are activities in the target user that can handle the 4770 // intent. 4771 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4772 flags, sourceUserId); 4773 if (resolveInfo != null) return resolveInfo; 4774 alreadyTriedUserIds.put(targetUserId, true); 4775 } 4776 } 4777 } 4778 return null; 4779 } 4780 4781 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4782 String resolvedType, int flags, int sourceUserId) { 4783 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4784 resolvedType, flags, filter.getTargetUserId()); 4785 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4786 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4787 } 4788 return null; 4789 } 4790 4791 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4792 int sourceUserId, int targetUserId) { 4793 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4794 String className; 4795 if (targetUserId == UserHandle.USER_OWNER) { 4796 className = FORWARD_INTENT_TO_USER_OWNER; 4797 } else { 4798 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4799 } 4800 ComponentName forwardingActivityComponentName = new ComponentName( 4801 mAndroidApplication.packageName, className); 4802 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4803 sourceUserId); 4804 if (targetUserId == UserHandle.USER_OWNER) { 4805 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4806 forwardingResolveInfo.noResourceId = true; 4807 } 4808 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4809 forwardingResolveInfo.priority = 0; 4810 forwardingResolveInfo.preferredOrder = 0; 4811 forwardingResolveInfo.match = 0; 4812 forwardingResolveInfo.isDefault = true; 4813 forwardingResolveInfo.filter = filter; 4814 forwardingResolveInfo.targetUserId = targetUserId; 4815 return forwardingResolveInfo; 4816 } 4817 4818 @Override 4819 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4820 Intent[] specifics, String[] specificTypes, Intent intent, 4821 String resolvedType, int flags, int userId) { 4822 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4823 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4824 false, "query intent activity options"); 4825 final String resultsAction = intent.getAction(); 4826 4827 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4828 | PackageManager.GET_RESOLVED_FILTER, userId); 4829 4830 if (DEBUG_INTENT_MATCHING) { 4831 Log.v(TAG, "Query " + intent + ": " + results); 4832 } 4833 4834 int specificsPos = 0; 4835 int N; 4836 4837 // todo: note that the algorithm used here is O(N^2). This 4838 // isn't a problem in our current environment, but if we start running 4839 // into situations where we have more than 5 or 10 matches then this 4840 // should probably be changed to something smarter... 4841 4842 // First we go through and resolve each of the specific items 4843 // that were supplied, taking care of removing any corresponding 4844 // duplicate items in the generic resolve list. 4845 if (specifics != null) { 4846 for (int i=0; i<specifics.length; i++) { 4847 final Intent sintent = specifics[i]; 4848 if (sintent == null) { 4849 continue; 4850 } 4851 4852 if (DEBUG_INTENT_MATCHING) { 4853 Log.v(TAG, "Specific #" + i + ": " + sintent); 4854 } 4855 4856 String action = sintent.getAction(); 4857 if (resultsAction != null && resultsAction.equals(action)) { 4858 // If this action was explicitly requested, then don't 4859 // remove things that have it. 4860 action = null; 4861 } 4862 4863 ResolveInfo ri = null; 4864 ActivityInfo ai = null; 4865 4866 ComponentName comp = sintent.getComponent(); 4867 if (comp == null) { 4868 ri = resolveIntent( 4869 sintent, 4870 specificTypes != null ? specificTypes[i] : null, 4871 flags, userId); 4872 if (ri == null) { 4873 continue; 4874 } 4875 if (ri == mResolveInfo) { 4876 // ACK! Must do something better with this. 4877 } 4878 ai = ri.activityInfo; 4879 comp = new ComponentName(ai.applicationInfo.packageName, 4880 ai.name); 4881 } else { 4882 ai = getActivityInfo(comp, flags, userId); 4883 if (ai == null) { 4884 continue; 4885 } 4886 } 4887 4888 // Look for any generic query activities that are duplicates 4889 // of this specific one, and remove them from the results. 4890 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4891 N = results.size(); 4892 int j; 4893 for (j=specificsPos; j<N; j++) { 4894 ResolveInfo sri = results.get(j); 4895 if ((sri.activityInfo.name.equals(comp.getClassName()) 4896 && sri.activityInfo.applicationInfo.packageName.equals( 4897 comp.getPackageName())) 4898 || (action != null && sri.filter.matchAction(action))) { 4899 results.remove(j); 4900 if (DEBUG_INTENT_MATCHING) Log.v( 4901 TAG, "Removing duplicate item from " + j 4902 + " due to specific " + specificsPos); 4903 if (ri == null) { 4904 ri = sri; 4905 } 4906 j--; 4907 N--; 4908 } 4909 } 4910 4911 // Add this specific item to its proper place. 4912 if (ri == null) { 4913 ri = new ResolveInfo(); 4914 ri.activityInfo = ai; 4915 } 4916 results.add(specificsPos, ri); 4917 ri.specificIndex = i; 4918 specificsPos++; 4919 } 4920 } 4921 4922 // Now we go through the remaining generic results and remove any 4923 // duplicate actions that are found here. 4924 N = results.size(); 4925 for (int i=specificsPos; i<N-1; i++) { 4926 final ResolveInfo rii = results.get(i); 4927 if (rii.filter == null) { 4928 continue; 4929 } 4930 4931 // Iterate over all of the actions of this result's intent 4932 // filter... typically this should be just one. 4933 final Iterator<String> it = rii.filter.actionsIterator(); 4934 if (it == null) { 4935 continue; 4936 } 4937 while (it.hasNext()) { 4938 final String action = it.next(); 4939 if (resultsAction != null && resultsAction.equals(action)) { 4940 // If this action was explicitly requested, then don't 4941 // remove things that have it. 4942 continue; 4943 } 4944 for (int j=i+1; j<N; j++) { 4945 final ResolveInfo rij = results.get(j); 4946 if (rij.filter != null && rij.filter.hasAction(action)) { 4947 results.remove(j); 4948 if (DEBUG_INTENT_MATCHING) Log.v( 4949 TAG, "Removing duplicate item from " + j 4950 + " due to action " + action + " at " + i); 4951 j--; 4952 N--; 4953 } 4954 } 4955 } 4956 4957 // If the caller didn't request filter information, drop it now 4958 // so we don't have to marshall/unmarshall it. 4959 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4960 rii.filter = null; 4961 } 4962 } 4963 4964 // Filter out the caller activity if so requested. 4965 if (caller != null) { 4966 N = results.size(); 4967 for (int i=0; i<N; i++) { 4968 ActivityInfo ainfo = results.get(i).activityInfo; 4969 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4970 && caller.getClassName().equals(ainfo.name)) { 4971 results.remove(i); 4972 break; 4973 } 4974 } 4975 } 4976 4977 // If the caller didn't request filter information, 4978 // drop them now so we don't have to 4979 // marshall/unmarshall it. 4980 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4981 N = results.size(); 4982 for (int i=0; i<N; i++) { 4983 results.get(i).filter = null; 4984 } 4985 } 4986 4987 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4988 return results; 4989 } 4990 4991 @Override 4992 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4993 int userId) { 4994 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4995 ComponentName comp = intent.getComponent(); 4996 if (comp == null) { 4997 if (intent.getSelector() != null) { 4998 intent = intent.getSelector(); 4999 comp = intent.getComponent(); 5000 } 5001 } 5002 if (comp != null) { 5003 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5004 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5005 if (ai != null) { 5006 ResolveInfo ri = new ResolveInfo(); 5007 ri.activityInfo = ai; 5008 list.add(ri); 5009 } 5010 return list; 5011 } 5012 5013 // reader 5014 synchronized (mPackages) { 5015 String pkgName = intent.getPackage(); 5016 if (pkgName == null) { 5017 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5018 } 5019 final PackageParser.Package pkg = mPackages.get(pkgName); 5020 if (pkg != null) { 5021 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5022 userId); 5023 } 5024 return null; 5025 } 5026 } 5027 5028 @Override 5029 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5030 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5031 if (!sUserManager.exists(userId)) return null; 5032 if (query != null) { 5033 if (query.size() >= 1) { 5034 // If there is more than one service with the same priority, 5035 // just arbitrarily pick the first one. 5036 return query.get(0); 5037 } 5038 } 5039 return null; 5040 } 5041 5042 @Override 5043 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5044 int userId) { 5045 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5046 ComponentName comp = intent.getComponent(); 5047 if (comp == null) { 5048 if (intent.getSelector() != null) { 5049 intent = intent.getSelector(); 5050 comp = intent.getComponent(); 5051 } 5052 } 5053 if (comp != null) { 5054 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5055 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5056 if (si != null) { 5057 final ResolveInfo ri = new ResolveInfo(); 5058 ri.serviceInfo = si; 5059 list.add(ri); 5060 } 5061 return list; 5062 } 5063 5064 // reader 5065 synchronized (mPackages) { 5066 String pkgName = intent.getPackage(); 5067 if (pkgName == null) { 5068 return mServices.queryIntent(intent, resolvedType, flags, userId); 5069 } 5070 final PackageParser.Package pkg = mPackages.get(pkgName); 5071 if (pkg != null) { 5072 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5073 userId); 5074 } 5075 return null; 5076 } 5077 } 5078 5079 @Override 5080 public List<ResolveInfo> queryIntentContentProviders( 5081 Intent intent, String resolvedType, int flags, int userId) { 5082 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5083 ComponentName comp = intent.getComponent(); 5084 if (comp == null) { 5085 if (intent.getSelector() != null) { 5086 intent = intent.getSelector(); 5087 comp = intent.getComponent(); 5088 } 5089 } 5090 if (comp != null) { 5091 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5092 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5093 if (pi != null) { 5094 final ResolveInfo ri = new ResolveInfo(); 5095 ri.providerInfo = pi; 5096 list.add(ri); 5097 } 5098 return list; 5099 } 5100 5101 // reader 5102 synchronized (mPackages) { 5103 String pkgName = intent.getPackage(); 5104 if (pkgName == null) { 5105 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5106 } 5107 final PackageParser.Package pkg = mPackages.get(pkgName); 5108 if (pkg != null) { 5109 return mProviders.queryIntentForPackage( 5110 intent, resolvedType, flags, pkg.providers, userId); 5111 } 5112 return null; 5113 } 5114 } 5115 5116 @Override 5117 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5118 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5119 5120 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5121 5122 // writer 5123 synchronized (mPackages) { 5124 ArrayList<PackageInfo> list; 5125 if (listUninstalled) { 5126 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5127 for (PackageSetting ps : mSettings.mPackages.values()) { 5128 PackageInfo pi; 5129 if (ps.pkg != null) { 5130 pi = generatePackageInfo(ps.pkg, flags, userId); 5131 } else { 5132 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5133 } 5134 if (pi != null) { 5135 list.add(pi); 5136 } 5137 } 5138 } else { 5139 list = new ArrayList<PackageInfo>(mPackages.size()); 5140 for (PackageParser.Package p : mPackages.values()) { 5141 PackageInfo pi = generatePackageInfo(p, flags, userId); 5142 if (pi != null) { 5143 list.add(pi); 5144 } 5145 } 5146 } 5147 5148 return new ParceledListSlice<PackageInfo>(list); 5149 } 5150 } 5151 5152 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5153 String[] permissions, boolean[] tmp, int flags, int userId) { 5154 int numMatch = 0; 5155 final PermissionsState permissionsState = ps.getPermissionsState(); 5156 for (int i=0; i<permissions.length; i++) { 5157 final String permission = permissions[i]; 5158 if (permissionsState.hasPermission(permission, userId)) { 5159 tmp[i] = true; 5160 numMatch++; 5161 } else { 5162 tmp[i] = false; 5163 } 5164 } 5165 if (numMatch == 0) { 5166 return; 5167 } 5168 PackageInfo pi; 5169 if (ps.pkg != null) { 5170 pi = generatePackageInfo(ps.pkg, flags, userId); 5171 } else { 5172 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5173 } 5174 // The above might return null in cases of uninstalled apps or install-state 5175 // skew across users/profiles. 5176 if (pi != null) { 5177 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5178 if (numMatch == permissions.length) { 5179 pi.requestedPermissions = permissions; 5180 } else { 5181 pi.requestedPermissions = new String[numMatch]; 5182 numMatch = 0; 5183 for (int i=0; i<permissions.length; i++) { 5184 if (tmp[i]) { 5185 pi.requestedPermissions[numMatch] = permissions[i]; 5186 numMatch++; 5187 } 5188 } 5189 } 5190 } 5191 list.add(pi); 5192 } 5193 } 5194 5195 @Override 5196 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5197 String[] permissions, int flags, int userId) { 5198 if (!sUserManager.exists(userId)) return null; 5199 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5200 5201 // writer 5202 synchronized (mPackages) { 5203 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5204 boolean[] tmpBools = new boolean[permissions.length]; 5205 if (listUninstalled) { 5206 for (PackageSetting ps : mSettings.mPackages.values()) { 5207 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5208 } 5209 } else { 5210 for (PackageParser.Package pkg : mPackages.values()) { 5211 PackageSetting ps = (PackageSetting)pkg.mExtras; 5212 if (ps != null) { 5213 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5214 userId); 5215 } 5216 } 5217 } 5218 5219 return new ParceledListSlice<PackageInfo>(list); 5220 } 5221 } 5222 5223 @Override 5224 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5225 if (!sUserManager.exists(userId)) return null; 5226 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5227 5228 // writer 5229 synchronized (mPackages) { 5230 ArrayList<ApplicationInfo> list; 5231 if (listUninstalled) { 5232 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5233 for (PackageSetting ps : mSettings.mPackages.values()) { 5234 ApplicationInfo ai; 5235 if (ps.pkg != null) { 5236 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5237 ps.readUserState(userId), userId); 5238 } else { 5239 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5240 } 5241 if (ai != null) { 5242 list.add(ai); 5243 } 5244 } 5245 } else { 5246 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5247 for (PackageParser.Package p : mPackages.values()) { 5248 if (p.mExtras != null) { 5249 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5250 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5251 if (ai != null) { 5252 list.add(ai); 5253 } 5254 } 5255 } 5256 } 5257 5258 return new ParceledListSlice<ApplicationInfo>(list); 5259 } 5260 } 5261 5262 public List<ApplicationInfo> getPersistentApplications(int flags) { 5263 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5264 5265 // reader 5266 synchronized (mPackages) { 5267 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5268 final int userId = UserHandle.getCallingUserId(); 5269 while (i.hasNext()) { 5270 final PackageParser.Package p = i.next(); 5271 if (p.applicationInfo != null 5272 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5273 && (!mSafeMode || isSystemApp(p))) { 5274 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5275 if (ps != null) { 5276 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5277 ps.readUserState(userId), userId); 5278 if (ai != null) { 5279 finalList.add(ai); 5280 } 5281 } 5282 } 5283 } 5284 } 5285 5286 return finalList; 5287 } 5288 5289 @Override 5290 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5291 if (!sUserManager.exists(userId)) return null; 5292 // reader 5293 synchronized (mPackages) { 5294 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5295 PackageSetting ps = provider != null 5296 ? mSettings.mPackages.get(provider.owner.packageName) 5297 : null; 5298 return ps != null 5299 && mSettings.isEnabledLPr(provider.info, flags, userId) 5300 && (!mSafeMode || (provider.info.applicationInfo.flags 5301 &ApplicationInfo.FLAG_SYSTEM) != 0) 5302 ? PackageParser.generateProviderInfo(provider, flags, 5303 ps.readUserState(userId), userId) 5304 : null; 5305 } 5306 } 5307 5308 /** 5309 * @deprecated 5310 */ 5311 @Deprecated 5312 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5313 // reader 5314 synchronized (mPackages) { 5315 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5316 .entrySet().iterator(); 5317 final int userId = UserHandle.getCallingUserId(); 5318 while (i.hasNext()) { 5319 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5320 PackageParser.Provider p = entry.getValue(); 5321 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5322 5323 if (ps != null && p.syncable 5324 && (!mSafeMode || (p.info.applicationInfo.flags 5325 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5326 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5327 ps.readUserState(userId), userId); 5328 if (info != null) { 5329 outNames.add(entry.getKey()); 5330 outInfo.add(info); 5331 } 5332 } 5333 } 5334 } 5335 } 5336 5337 @Override 5338 public List<ProviderInfo> queryContentProviders(String processName, 5339 int uid, int flags) { 5340 ArrayList<ProviderInfo> finalList = null; 5341 // reader 5342 synchronized (mPackages) { 5343 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5344 final int userId = processName != null ? 5345 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5346 while (i.hasNext()) { 5347 final PackageParser.Provider p = i.next(); 5348 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5349 if (ps != null && p.info.authority != null 5350 && (processName == null 5351 || (p.info.processName.equals(processName) 5352 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5353 && mSettings.isEnabledLPr(p.info, flags, userId) 5354 && (!mSafeMode 5355 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5356 if (finalList == null) { 5357 finalList = new ArrayList<ProviderInfo>(3); 5358 } 5359 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5360 ps.readUserState(userId), userId); 5361 if (info != null) { 5362 finalList.add(info); 5363 } 5364 } 5365 } 5366 } 5367 5368 if (finalList != null) { 5369 Collections.sort(finalList, mProviderInitOrderSorter); 5370 } 5371 5372 return finalList; 5373 } 5374 5375 @Override 5376 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5377 int flags) { 5378 // reader 5379 synchronized (mPackages) { 5380 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5381 return PackageParser.generateInstrumentationInfo(i, flags); 5382 } 5383 } 5384 5385 @Override 5386 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5387 int flags) { 5388 ArrayList<InstrumentationInfo> finalList = 5389 new ArrayList<InstrumentationInfo>(); 5390 5391 // reader 5392 synchronized (mPackages) { 5393 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5394 while (i.hasNext()) { 5395 final PackageParser.Instrumentation p = i.next(); 5396 if (targetPackage == null 5397 || targetPackage.equals(p.info.targetPackage)) { 5398 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5399 flags); 5400 if (ii != null) { 5401 finalList.add(ii); 5402 } 5403 } 5404 } 5405 } 5406 5407 return finalList; 5408 } 5409 5410 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5411 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5412 if (overlays == null) { 5413 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5414 return; 5415 } 5416 for (PackageParser.Package opkg : overlays.values()) { 5417 // Not much to do if idmap fails: we already logged the error 5418 // and we certainly don't want to abort installation of pkg simply 5419 // because an overlay didn't fit properly. For these reasons, 5420 // ignore the return value of createIdmapForPackagePairLI. 5421 createIdmapForPackagePairLI(pkg, opkg); 5422 } 5423 } 5424 5425 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5426 PackageParser.Package opkg) { 5427 if (!opkg.mTrustedOverlay) { 5428 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5429 opkg.baseCodePath + ": overlay not trusted"); 5430 return false; 5431 } 5432 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5433 if (overlaySet == null) { 5434 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5435 opkg.baseCodePath + " but target package has no known overlays"); 5436 return false; 5437 } 5438 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5439 // TODO: generate idmap for split APKs 5440 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5441 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5442 + opkg.baseCodePath); 5443 return false; 5444 } 5445 PackageParser.Package[] overlayArray = 5446 overlaySet.values().toArray(new PackageParser.Package[0]); 5447 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5448 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5449 return p1.mOverlayPriority - p2.mOverlayPriority; 5450 } 5451 }; 5452 Arrays.sort(overlayArray, cmp); 5453 5454 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5455 int i = 0; 5456 for (PackageParser.Package p : overlayArray) { 5457 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5458 } 5459 return true; 5460 } 5461 5462 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5463 final File[] files = dir.listFiles(); 5464 if (ArrayUtils.isEmpty(files)) { 5465 Log.d(TAG, "No files in app dir " + dir); 5466 return; 5467 } 5468 5469 if (DEBUG_PACKAGE_SCANNING) { 5470 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5471 + " flags=0x" + Integer.toHexString(parseFlags)); 5472 } 5473 5474 for (File file : files) { 5475 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5476 && !PackageInstallerService.isStageName(file.getName()); 5477 if (!isPackage) { 5478 // Ignore entries which are not packages 5479 continue; 5480 } 5481 try { 5482 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5483 scanFlags, currentTime, null); 5484 } catch (PackageManagerException e) { 5485 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5486 5487 // Delete invalid userdata apps 5488 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5489 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5490 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5491 if (file.isDirectory()) { 5492 mInstaller.rmPackageDir(file.getAbsolutePath()); 5493 } else { 5494 file.delete(); 5495 } 5496 } 5497 } 5498 } 5499 } 5500 5501 private static File getSettingsProblemFile() { 5502 File dataDir = Environment.getDataDirectory(); 5503 File systemDir = new File(dataDir, "system"); 5504 File fname = new File(systemDir, "uiderrors.txt"); 5505 return fname; 5506 } 5507 5508 static void reportSettingsProblem(int priority, String msg) { 5509 logCriticalInfo(priority, msg); 5510 } 5511 5512 static void logCriticalInfo(int priority, String msg) { 5513 Slog.println(priority, TAG, msg); 5514 EventLogTags.writePmCriticalInfo(msg); 5515 try { 5516 File fname = getSettingsProblemFile(); 5517 FileOutputStream out = new FileOutputStream(fname, true); 5518 PrintWriter pw = new FastPrintWriter(out); 5519 SimpleDateFormat formatter = new SimpleDateFormat(); 5520 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5521 pw.println(dateString + ": " + msg); 5522 pw.close(); 5523 FileUtils.setPermissions( 5524 fname.toString(), 5525 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5526 -1, -1); 5527 } catch (java.io.IOException e) { 5528 } 5529 } 5530 5531 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5532 PackageParser.Package pkg, File srcFile, int parseFlags) 5533 throws PackageManagerException { 5534 if (ps != null 5535 && ps.codePath.equals(srcFile) 5536 && ps.timeStamp == srcFile.lastModified() 5537 && !isCompatSignatureUpdateNeeded(pkg) 5538 && !isRecoverSignatureUpdateNeeded(pkg)) { 5539 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5540 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5541 ArraySet<PublicKey> signingKs; 5542 synchronized (mPackages) { 5543 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5544 } 5545 if (ps.signatures.mSignatures != null 5546 && ps.signatures.mSignatures.length != 0 5547 && signingKs != null) { 5548 // Optimization: reuse the existing cached certificates 5549 // if the package appears to be unchanged. 5550 pkg.mSignatures = ps.signatures.mSignatures; 5551 pkg.mSigningKeys = signingKs; 5552 return; 5553 } 5554 5555 Slog.w(TAG, "PackageSetting for " + ps.name 5556 + " is missing signatures. Collecting certs again to recover them."); 5557 } else { 5558 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5559 } 5560 5561 try { 5562 pp.collectCertificates(pkg, parseFlags); 5563 pp.collectManifestDigest(pkg); 5564 } catch (PackageParserException e) { 5565 throw PackageManagerException.from(e); 5566 } 5567 } 5568 5569 /* 5570 * Scan a package and return the newly parsed package. 5571 * Returns null in case of errors and the error code is stored in mLastScanError 5572 */ 5573 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5574 long currentTime, UserHandle user) throws PackageManagerException { 5575 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5576 parseFlags |= mDefParseFlags; 5577 PackageParser pp = new PackageParser(); 5578 pp.setSeparateProcesses(mSeparateProcesses); 5579 pp.setOnlyCoreApps(mOnlyCore); 5580 pp.setDisplayMetrics(mMetrics); 5581 5582 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5583 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5584 } 5585 5586 final PackageParser.Package pkg; 5587 try { 5588 pkg = pp.parsePackage(scanFile, parseFlags); 5589 } catch (PackageParserException e) { 5590 throw PackageManagerException.from(e); 5591 } 5592 5593 PackageSetting ps = null; 5594 PackageSetting updatedPkg; 5595 // reader 5596 synchronized (mPackages) { 5597 // Look to see if we already know about this package. 5598 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5599 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5600 // This package has been renamed to its original name. Let's 5601 // use that. 5602 ps = mSettings.peekPackageLPr(oldName); 5603 } 5604 // If there was no original package, see one for the real package name. 5605 if (ps == null) { 5606 ps = mSettings.peekPackageLPr(pkg.packageName); 5607 } 5608 // Check to see if this package could be hiding/updating a system 5609 // package. Must look for it either under the original or real 5610 // package name depending on our state. 5611 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5612 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5613 } 5614 boolean updatedPkgBetter = false; 5615 // First check if this is a system package that may involve an update 5616 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5617 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5618 // it needs to drop FLAG_PRIVILEGED. 5619 if (locationIsPrivileged(scanFile)) { 5620 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5621 } else { 5622 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5623 } 5624 5625 if (ps != null && !ps.codePath.equals(scanFile)) { 5626 // The path has changed from what was last scanned... check the 5627 // version of the new path against what we have stored to determine 5628 // what to do. 5629 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5630 if (pkg.mVersionCode <= ps.versionCode) { 5631 // The system package has been updated and the code path does not match 5632 // Ignore entry. Skip it. 5633 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5634 + " ignored: updated version " + ps.versionCode 5635 + " better than this " + pkg.mVersionCode); 5636 if (!updatedPkg.codePath.equals(scanFile)) { 5637 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5638 + ps.name + " changing from " + updatedPkg.codePathString 5639 + " to " + scanFile); 5640 updatedPkg.codePath = scanFile; 5641 updatedPkg.codePathString = scanFile.toString(); 5642 updatedPkg.resourcePath = scanFile; 5643 updatedPkg.resourcePathString = scanFile.toString(); 5644 } 5645 updatedPkg.pkg = pkg; 5646 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5647 "Package " + ps.name + " at " + scanFile 5648 + " ignored: updated version " + ps.versionCode 5649 + " better than this " + pkg.mVersionCode); 5650 } else { 5651 // The current app on the system partition is better than 5652 // what we have updated to on the data partition; switch 5653 // back to the system partition version. 5654 // At this point, its safely assumed that package installation for 5655 // apps in system partition will go through. If not there won't be a working 5656 // version of the app 5657 // writer 5658 synchronized (mPackages) { 5659 // Just remove the loaded entries from package lists. 5660 mPackages.remove(ps.name); 5661 } 5662 5663 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5664 + " reverting from " + ps.codePathString 5665 + ": new version " + pkg.mVersionCode 5666 + " better than installed " + ps.versionCode); 5667 5668 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5669 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5670 synchronized (mInstallLock) { 5671 args.cleanUpResourcesLI(); 5672 } 5673 synchronized (mPackages) { 5674 mSettings.enableSystemPackageLPw(ps.name); 5675 } 5676 updatedPkgBetter = true; 5677 } 5678 } 5679 } 5680 5681 if (updatedPkg != null) { 5682 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5683 // initially 5684 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5685 5686 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5687 // flag set initially 5688 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5689 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5690 } 5691 } 5692 5693 // Verify certificates against what was last scanned 5694 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5695 5696 /* 5697 * A new system app appeared, but we already had a non-system one of the 5698 * same name installed earlier. 5699 */ 5700 boolean shouldHideSystemApp = false; 5701 if (updatedPkg == null && ps != null 5702 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5703 /* 5704 * Check to make sure the signatures match first. If they don't, 5705 * wipe the installed application and its data. 5706 */ 5707 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5708 != PackageManager.SIGNATURE_MATCH) { 5709 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5710 + " signatures don't match existing userdata copy; removing"); 5711 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5712 ps = null; 5713 } else { 5714 /* 5715 * If the newly-added system app is an older version than the 5716 * already installed version, hide it. It will be scanned later 5717 * and re-added like an update. 5718 */ 5719 if (pkg.mVersionCode <= ps.versionCode) { 5720 shouldHideSystemApp = true; 5721 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5722 + " but new version " + pkg.mVersionCode + " better than installed " 5723 + ps.versionCode + "; hiding system"); 5724 } else { 5725 /* 5726 * The newly found system app is a newer version that the 5727 * one previously installed. Simply remove the 5728 * already-installed application and replace it with our own 5729 * while keeping the application data. 5730 */ 5731 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5732 + " reverting from " + ps.codePathString + ": new version " 5733 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5734 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5735 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5736 synchronized (mInstallLock) { 5737 args.cleanUpResourcesLI(); 5738 } 5739 } 5740 } 5741 } 5742 5743 // The apk is forward locked (not public) if its code and resources 5744 // are kept in different files. (except for app in either system or 5745 // vendor path). 5746 // TODO grab this value from PackageSettings 5747 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5748 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5749 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5750 } 5751 } 5752 5753 // TODO: extend to support forward-locked splits 5754 String resourcePath = null; 5755 String baseResourcePath = null; 5756 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5757 if (ps != null && ps.resourcePathString != null) { 5758 resourcePath = ps.resourcePathString; 5759 baseResourcePath = ps.resourcePathString; 5760 } else { 5761 // Should not happen at all. Just log an error. 5762 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5763 } 5764 } else { 5765 resourcePath = pkg.codePath; 5766 baseResourcePath = pkg.baseCodePath; 5767 } 5768 5769 // Set application objects path explicitly. 5770 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5771 pkg.applicationInfo.setCodePath(pkg.codePath); 5772 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5773 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5774 pkg.applicationInfo.setResourcePath(resourcePath); 5775 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5776 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5777 5778 // Note that we invoke the following method only if we are about to unpack an application 5779 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5780 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5781 5782 /* 5783 * If the system app should be overridden by a previously installed 5784 * data, hide the system app now and let the /data/app scan pick it up 5785 * again. 5786 */ 5787 if (shouldHideSystemApp) { 5788 synchronized (mPackages) { 5789 /* 5790 * We have to grant systems permissions before we hide, because 5791 * grantPermissions will assume the package update is trying to 5792 * expand its permissions. 5793 */ 5794 grantPermissionsLPw(pkg, true, pkg.packageName); 5795 mSettings.disableSystemPackageLPw(pkg.packageName); 5796 } 5797 } 5798 5799 return scannedPkg; 5800 } 5801 5802 private static String fixProcessName(String defProcessName, 5803 String processName, int uid) { 5804 if (processName == null) { 5805 return defProcessName; 5806 } 5807 return processName; 5808 } 5809 5810 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5811 throws PackageManagerException { 5812 if (pkgSetting.signatures.mSignatures != null) { 5813 // Already existing package. Make sure signatures match 5814 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5815 == PackageManager.SIGNATURE_MATCH; 5816 if (!match) { 5817 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5818 == PackageManager.SIGNATURE_MATCH; 5819 } 5820 if (!match) { 5821 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5822 == PackageManager.SIGNATURE_MATCH; 5823 } 5824 if (!match) { 5825 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5826 + pkg.packageName + " signatures do not match the " 5827 + "previously installed version; ignoring!"); 5828 } 5829 } 5830 5831 // Check for shared user signatures 5832 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5833 // Already existing package. Make sure signatures match 5834 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5835 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5836 if (!match) { 5837 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5838 == PackageManager.SIGNATURE_MATCH; 5839 } 5840 if (!match) { 5841 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5842 == PackageManager.SIGNATURE_MATCH; 5843 } 5844 if (!match) { 5845 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5846 "Package " + pkg.packageName 5847 + " has no signatures that match those in shared user " 5848 + pkgSetting.sharedUser.name + "; ignoring!"); 5849 } 5850 } 5851 } 5852 5853 /** 5854 * Enforces that only the system UID or root's UID can call a method exposed 5855 * via Binder. 5856 * 5857 * @param message used as message if SecurityException is thrown 5858 * @throws SecurityException if the caller is not system or root 5859 */ 5860 private static final void enforceSystemOrRoot(String message) { 5861 final int uid = Binder.getCallingUid(); 5862 if (uid != Process.SYSTEM_UID && uid != 0) { 5863 throw new SecurityException(message); 5864 } 5865 } 5866 5867 @Override 5868 public void performBootDexOpt() { 5869 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5870 5871 // Before everything else, see whether we need to fstrim. 5872 try { 5873 IMountService ms = PackageHelper.getMountService(); 5874 if (ms != null) { 5875 final boolean isUpgrade = isUpgrade(); 5876 boolean doTrim = isUpgrade; 5877 if (doTrim) { 5878 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5879 } else { 5880 final long interval = android.provider.Settings.Global.getLong( 5881 mContext.getContentResolver(), 5882 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5883 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5884 if (interval > 0) { 5885 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5886 if (timeSinceLast > interval) { 5887 doTrim = true; 5888 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5889 + "; running immediately"); 5890 } 5891 } 5892 } 5893 if (doTrim) { 5894 if (!isFirstBoot()) { 5895 try { 5896 ActivityManagerNative.getDefault().showBootMessage( 5897 mContext.getResources().getString( 5898 R.string.android_upgrading_fstrim), true); 5899 } catch (RemoteException e) { 5900 } 5901 } 5902 ms.runMaintenance(); 5903 } 5904 } else { 5905 Slog.e(TAG, "Mount service unavailable!"); 5906 } 5907 } catch (RemoteException e) { 5908 // Can't happen; MountService is local 5909 } 5910 5911 final ArraySet<PackageParser.Package> pkgs; 5912 synchronized (mPackages) { 5913 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5914 } 5915 5916 if (pkgs != null) { 5917 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5918 // in case the device runs out of space. 5919 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5920 // Give priority to core apps. 5921 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5922 PackageParser.Package pkg = it.next(); 5923 if (pkg.coreApp) { 5924 if (DEBUG_DEXOPT) { 5925 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5926 } 5927 sortedPkgs.add(pkg); 5928 it.remove(); 5929 } 5930 } 5931 // Give priority to system apps that listen for pre boot complete. 5932 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5933 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5934 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5935 PackageParser.Package pkg = it.next(); 5936 if (pkgNames.contains(pkg.packageName)) { 5937 if (DEBUG_DEXOPT) { 5938 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5939 } 5940 sortedPkgs.add(pkg); 5941 it.remove(); 5942 } 5943 } 5944 // Give priority to system apps. 5945 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5946 PackageParser.Package pkg = it.next(); 5947 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5948 if (DEBUG_DEXOPT) { 5949 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5950 } 5951 sortedPkgs.add(pkg); 5952 it.remove(); 5953 } 5954 } 5955 // Give priority to updated system apps. 5956 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5957 PackageParser.Package pkg = it.next(); 5958 if (pkg.isUpdatedSystemApp()) { 5959 if (DEBUG_DEXOPT) { 5960 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5961 } 5962 sortedPkgs.add(pkg); 5963 it.remove(); 5964 } 5965 } 5966 // Give priority to apps that listen for boot complete. 5967 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5968 pkgNames = getPackageNamesForIntent(intent); 5969 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5970 PackageParser.Package pkg = it.next(); 5971 if (pkgNames.contains(pkg.packageName)) { 5972 if (DEBUG_DEXOPT) { 5973 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5974 } 5975 sortedPkgs.add(pkg); 5976 it.remove(); 5977 } 5978 } 5979 // Filter out packages that aren't recently used. 5980 filterRecentlyUsedApps(pkgs); 5981 // Add all remaining apps. 5982 for (PackageParser.Package pkg : pkgs) { 5983 if (DEBUG_DEXOPT) { 5984 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5985 } 5986 sortedPkgs.add(pkg); 5987 } 5988 5989 // If we want to be lazy, filter everything that wasn't recently used. 5990 if (mLazyDexOpt) { 5991 filterRecentlyUsedApps(sortedPkgs); 5992 } 5993 5994 int i = 0; 5995 int total = sortedPkgs.size(); 5996 File dataDir = Environment.getDataDirectory(); 5997 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5998 if (lowThreshold == 0) { 5999 throw new IllegalStateException("Invalid low memory threshold"); 6000 } 6001 for (PackageParser.Package pkg : sortedPkgs) { 6002 long usableSpace = dataDir.getUsableSpace(); 6003 if (usableSpace < lowThreshold) { 6004 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6005 break; 6006 } 6007 performBootDexOpt(pkg, ++i, total); 6008 } 6009 } 6010 } 6011 6012 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6013 // Filter out packages that aren't recently used. 6014 // 6015 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6016 // should do a full dexopt. 6017 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6018 int total = pkgs.size(); 6019 int skipped = 0; 6020 long now = System.currentTimeMillis(); 6021 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6022 PackageParser.Package pkg = i.next(); 6023 long then = pkg.mLastPackageUsageTimeInMills; 6024 if (then + mDexOptLRUThresholdInMills < now) { 6025 if (DEBUG_DEXOPT) { 6026 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6027 ((then == 0) ? "never" : new Date(then))); 6028 } 6029 i.remove(); 6030 skipped++; 6031 } 6032 } 6033 if (DEBUG_DEXOPT) { 6034 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6035 } 6036 } 6037 } 6038 6039 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6040 List<ResolveInfo> ris = null; 6041 try { 6042 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6043 intent, null, 0, UserHandle.USER_OWNER); 6044 } catch (RemoteException e) { 6045 } 6046 ArraySet<String> pkgNames = new ArraySet<String>(); 6047 if (ris != null) { 6048 for (ResolveInfo ri : ris) { 6049 pkgNames.add(ri.activityInfo.packageName); 6050 } 6051 } 6052 return pkgNames; 6053 } 6054 6055 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6056 if (DEBUG_DEXOPT) { 6057 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6058 } 6059 if (!isFirstBoot()) { 6060 try { 6061 ActivityManagerNative.getDefault().showBootMessage( 6062 mContext.getResources().getString(R.string.android_upgrading_apk, 6063 curr, total), true); 6064 } catch (RemoteException e) { 6065 } 6066 } 6067 PackageParser.Package p = pkg; 6068 synchronized (mInstallLock) { 6069 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6070 false /* force dex */, false /* defer */, true /* include dependencies */); 6071 } 6072 } 6073 6074 @Override 6075 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6076 return performDexOpt(packageName, instructionSet, false); 6077 } 6078 6079 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6080 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6081 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6082 if (!dexopt && !updateUsage) { 6083 // We aren't going to dexopt or update usage, so bail early. 6084 return false; 6085 } 6086 PackageParser.Package p; 6087 final String targetInstructionSet; 6088 synchronized (mPackages) { 6089 p = mPackages.get(packageName); 6090 if (p == null) { 6091 return false; 6092 } 6093 if (updateUsage) { 6094 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6095 } 6096 mPackageUsage.write(false); 6097 if (!dexopt) { 6098 // We aren't going to dexopt, so bail early. 6099 return false; 6100 } 6101 6102 targetInstructionSet = instructionSet != null ? instructionSet : 6103 getPrimaryInstructionSet(p.applicationInfo); 6104 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6105 return false; 6106 } 6107 } 6108 6109 synchronized (mInstallLock) { 6110 final String[] instructionSets = new String[] { targetInstructionSet }; 6111 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6112 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6113 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6114 } 6115 } 6116 6117 public ArraySet<String> getPackagesThatNeedDexOpt() { 6118 ArraySet<String> pkgs = null; 6119 synchronized (mPackages) { 6120 for (PackageParser.Package p : mPackages.values()) { 6121 if (DEBUG_DEXOPT) { 6122 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6123 } 6124 if (!p.mDexOptPerformed.isEmpty()) { 6125 continue; 6126 } 6127 if (pkgs == null) { 6128 pkgs = new ArraySet<String>(); 6129 } 6130 pkgs.add(p.packageName); 6131 } 6132 } 6133 return pkgs; 6134 } 6135 6136 public void shutdown() { 6137 mPackageUsage.write(true); 6138 } 6139 6140 @Override 6141 public void forceDexOpt(String packageName) { 6142 enforceSystemOrRoot("forceDexOpt"); 6143 6144 PackageParser.Package pkg; 6145 synchronized (mPackages) { 6146 pkg = mPackages.get(packageName); 6147 if (pkg == null) { 6148 throw new IllegalArgumentException("Missing package: " + packageName); 6149 } 6150 } 6151 6152 synchronized (mInstallLock) { 6153 final String[] instructionSets = new String[] { 6154 getPrimaryInstructionSet(pkg.applicationInfo) }; 6155 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6156 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6157 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6158 throw new IllegalStateException("Failed to dexopt: " + res); 6159 } 6160 } 6161 } 6162 6163 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6164 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6165 Slog.w(TAG, "Unable to update from " + oldPkg.name 6166 + " to " + newPkg.packageName 6167 + ": old package not in system partition"); 6168 return false; 6169 } else if (mPackages.get(oldPkg.name) != null) { 6170 Slog.w(TAG, "Unable to update from " + oldPkg.name 6171 + " to " + newPkg.packageName 6172 + ": old package still exists"); 6173 return false; 6174 } 6175 return true; 6176 } 6177 6178 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6179 int[] users = sUserManager.getUserIds(); 6180 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6181 if (res < 0) { 6182 return res; 6183 } 6184 for (int user : users) { 6185 if (user != 0) { 6186 res = mInstaller.createUserData(volumeUuid, packageName, 6187 UserHandle.getUid(user, uid), user, seinfo); 6188 if (res < 0) { 6189 return res; 6190 } 6191 } 6192 } 6193 return res; 6194 } 6195 6196 private int removeDataDirsLI(String volumeUuid, String packageName) { 6197 int[] users = sUserManager.getUserIds(); 6198 int res = 0; 6199 for (int user : users) { 6200 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6201 if (resInner < 0) { 6202 res = resInner; 6203 } 6204 } 6205 6206 return res; 6207 } 6208 6209 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6210 int[] users = sUserManager.getUserIds(); 6211 int res = 0; 6212 for (int user : users) { 6213 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6214 if (resInner < 0) { 6215 res = resInner; 6216 } 6217 } 6218 return res; 6219 } 6220 6221 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6222 PackageParser.Package changingLib) { 6223 if (file.path != null) { 6224 usesLibraryFiles.add(file.path); 6225 return; 6226 } 6227 PackageParser.Package p = mPackages.get(file.apk); 6228 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6229 // If we are doing this while in the middle of updating a library apk, 6230 // then we need to make sure to use that new apk for determining the 6231 // dependencies here. (We haven't yet finished committing the new apk 6232 // to the package manager state.) 6233 if (p == null || p.packageName.equals(changingLib.packageName)) { 6234 p = changingLib; 6235 } 6236 } 6237 if (p != null) { 6238 usesLibraryFiles.addAll(p.getAllCodePaths()); 6239 } 6240 } 6241 6242 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6243 PackageParser.Package changingLib) throws PackageManagerException { 6244 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6245 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6246 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6247 for (int i=0; i<N; i++) { 6248 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6249 if (file == null) { 6250 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6251 "Package " + pkg.packageName + " requires unavailable shared library " 6252 + pkg.usesLibraries.get(i) + "; failing!"); 6253 } 6254 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6255 } 6256 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6257 for (int i=0; i<N; i++) { 6258 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6259 if (file == null) { 6260 Slog.w(TAG, "Package " + pkg.packageName 6261 + " desires unavailable shared library " 6262 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6263 } else { 6264 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6265 } 6266 } 6267 N = usesLibraryFiles.size(); 6268 if (N > 0) { 6269 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6270 } else { 6271 pkg.usesLibraryFiles = null; 6272 } 6273 } 6274 } 6275 6276 private static boolean hasString(List<String> list, List<String> which) { 6277 if (list == null) { 6278 return false; 6279 } 6280 for (int i=list.size()-1; i>=0; i--) { 6281 for (int j=which.size()-1; j>=0; j--) { 6282 if (which.get(j).equals(list.get(i))) { 6283 return true; 6284 } 6285 } 6286 } 6287 return false; 6288 } 6289 6290 private void updateAllSharedLibrariesLPw() { 6291 for (PackageParser.Package pkg : mPackages.values()) { 6292 try { 6293 updateSharedLibrariesLPw(pkg, null); 6294 } catch (PackageManagerException e) { 6295 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6296 } 6297 } 6298 } 6299 6300 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6301 PackageParser.Package changingPkg) { 6302 ArrayList<PackageParser.Package> res = null; 6303 for (PackageParser.Package pkg : mPackages.values()) { 6304 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6305 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6306 if (res == null) { 6307 res = new ArrayList<PackageParser.Package>(); 6308 } 6309 res.add(pkg); 6310 try { 6311 updateSharedLibrariesLPw(pkg, changingPkg); 6312 } catch (PackageManagerException e) { 6313 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6314 } 6315 } 6316 } 6317 return res; 6318 } 6319 6320 /** 6321 * Derive the value of the {@code cpuAbiOverride} based on the provided 6322 * value and an optional stored value from the package settings. 6323 */ 6324 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6325 String cpuAbiOverride = null; 6326 6327 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6328 cpuAbiOverride = null; 6329 } else if (abiOverride != null) { 6330 cpuAbiOverride = abiOverride; 6331 } else if (settings != null) { 6332 cpuAbiOverride = settings.cpuAbiOverrideString; 6333 } 6334 6335 return cpuAbiOverride; 6336 } 6337 6338 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6339 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6340 boolean success = false; 6341 try { 6342 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6343 currentTime, user); 6344 success = true; 6345 return res; 6346 } finally { 6347 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6348 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6349 } 6350 } 6351 } 6352 6353 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6354 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6355 final File scanFile = new File(pkg.codePath); 6356 if (pkg.applicationInfo.getCodePath() == null || 6357 pkg.applicationInfo.getResourcePath() == null) { 6358 // Bail out. The resource and code paths haven't been set. 6359 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6360 "Code and resource paths haven't been set correctly"); 6361 } 6362 6363 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6364 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6365 } else { 6366 // Only allow system apps to be flagged as core apps. 6367 pkg.coreApp = false; 6368 } 6369 6370 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6371 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6372 } 6373 6374 if (mCustomResolverComponentName != null && 6375 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6376 setUpCustomResolverActivity(pkg); 6377 } 6378 6379 if (pkg.packageName.equals("android")) { 6380 synchronized (mPackages) { 6381 if (mAndroidApplication != null) { 6382 Slog.w(TAG, "*************************************************"); 6383 Slog.w(TAG, "Core android package being redefined. Skipping."); 6384 Slog.w(TAG, " file=" + scanFile); 6385 Slog.w(TAG, "*************************************************"); 6386 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6387 "Core android package being redefined. Skipping."); 6388 } 6389 6390 // Set up information for our fall-back user intent resolution activity. 6391 mPlatformPackage = pkg; 6392 pkg.mVersionCode = mSdkVersion; 6393 mAndroidApplication = pkg.applicationInfo; 6394 6395 if (!mResolverReplaced) { 6396 mResolveActivity.applicationInfo = mAndroidApplication; 6397 mResolveActivity.name = ResolverActivity.class.getName(); 6398 mResolveActivity.packageName = mAndroidApplication.packageName; 6399 mResolveActivity.processName = "system:ui"; 6400 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6401 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6402 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6403 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6404 mResolveActivity.exported = true; 6405 mResolveActivity.enabled = true; 6406 mResolveInfo.activityInfo = mResolveActivity; 6407 mResolveInfo.priority = 0; 6408 mResolveInfo.preferredOrder = 0; 6409 mResolveInfo.match = 0; 6410 mResolveComponentName = new ComponentName( 6411 mAndroidApplication.packageName, mResolveActivity.name); 6412 } 6413 } 6414 } 6415 6416 if (DEBUG_PACKAGE_SCANNING) { 6417 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6418 Log.d(TAG, "Scanning package " + pkg.packageName); 6419 } 6420 6421 if (mPackages.containsKey(pkg.packageName) 6422 || mSharedLibraries.containsKey(pkg.packageName)) { 6423 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6424 "Application package " + pkg.packageName 6425 + " already installed. Skipping duplicate."); 6426 } 6427 6428 // If we're only installing presumed-existing packages, require that the 6429 // scanned APK is both already known and at the path previously established 6430 // for it. Previously unknown packages we pick up normally, but if we have an 6431 // a priori expectation about this package's install presence, enforce it. 6432 // With a singular exception for new system packages. When an OTA contains 6433 // a new system package, we allow the codepath to change from a system location 6434 // to the user-installed location. If we don't allow this change, any newer, 6435 // user-installed version of the application will be ignored. 6436 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6437 if (mExpectingBetter.containsKey(pkg.packageName)) { 6438 logCriticalInfo(Log.WARN, 6439 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6440 } else { 6441 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6442 if (known != null) { 6443 if (DEBUG_PACKAGE_SCANNING) { 6444 Log.d(TAG, "Examining " + pkg.codePath 6445 + " and requiring known paths " + known.codePathString 6446 + " & " + known.resourcePathString); 6447 } 6448 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6449 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6450 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6451 "Application package " + pkg.packageName 6452 + " found at " + pkg.applicationInfo.getCodePath() 6453 + " but expected at " + known.codePathString + "; ignoring."); 6454 } 6455 } 6456 } 6457 } 6458 6459 // Initialize package source and resource directories 6460 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6461 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6462 6463 SharedUserSetting suid = null; 6464 PackageSetting pkgSetting = null; 6465 6466 if (!isSystemApp(pkg)) { 6467 // Only system apps can use these features. 6468 pkg.mOriginalPackages = null; 6469 pkg.mRealPackage = null; 6470 pkg.mAdoptPermissions = null; 6471 } 6472 6473 // writer 6474 synchronized (mPackages) { 6475 if (pkg.mSharedUserId != null) { 6476 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6477 if (suid == null) { 6478 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6479 "Creating application package " + pkg.packageName 6480 + " for shared user failed"); 6481 } 6482 if (DEBUG_PACKAGE_SCANNING) { 6483 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6484 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6485 + "): packages=" + suid.packages); 6486 } 6487 } 6488 6489 // Check if we are renaming from an original package name. 6490 PackageSetting origPackage = null; 6491 String realName = null; 6492 if (pkg.mOriginalPackages != null) { 6493 // This package may need to be renamed to a previously 6494 // installed name. Let's check on that... 6495 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6496 if (pkg.mOriginalPackages.contains(renamed)) { 6497 // This package had originally been installed as the 6498 // original name, and we have already taken care of 6499 // transitioning to the new one. Just update the new 6500 // one to continue using the old name. 6501 realName = pkg.mRealPackage; 6502 if (!pkg.packageName.equals(renamed)) { 6503 // Callers into this function may have already taken 6504 // care of renaming the package; only do it here if 6505 // it is not already done. 6506 pkg.setPackageName(renamed); 6507 } 6508 6509 } else { 6510 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6511 if ((origPackage = mSettings.peekPackageLPr( 6512 pkg.mOriginalPackages.get(i))) != null) { 6513 // We do have the package already installed under its 6514 // original name... should we use it? 6515 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6516 // New package is not compatible with original. 6517 origPackage = null; 6518 continue; 6519 } else if (origPackage.sharedUser != null) { 6520 // Make sure uid is compatible between packages. 6521 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6522 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6523 + " to " + pkg.packageName + ": old uid " 6524 + origPackage.sharedUser.name 6525 + " differs from " + pkg.mSharedUserId); 6526 origPackage = null; 6527 continue; 6528 } 6529 } else { 6530 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6531 + pkg.packageName + " to old name " + origPackage.name); 6532 } 6533 break; 6534 } 6535 } 6536 } 6537 } 6538 6539 if (mTransferedPackages.contains(pkg.packageName)) { 6540 Slog.w(TAG, "Package " + pkg.packageName 6541 + " was transferred to another, but its .apk remains"); 6542 } 6543 6544 // Just create the setting, don't add it yet. For already existing packages 6545 // the PkgSetting exists already and doesn't have to be created. 6546 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6547 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6548 pkg.applicationInfo.primaryCpuAbi, 6549 pkg.applicationInfo.secondaryCpuAbi, 6550 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6551 user, false); 6552 if (pkgSetting == null) { 6553 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6554 "Creating application package " + pkg.packageName + " failed"); 6555 } 6556 6557 if (pkgSetting.origPackage != null) { 6558 // If we are first transitioning from an original package, 6559 // fix up the new package's name now. We need to do this after 6560 // looking up the package under its new name, so getPackageLP 6561 // can take care of fiddling things correctly. 6562 pkg.setPackageName(origPackage.name); 6563 6564 // File a report about this. 6565 String msg = "New package " + pkgSetting.realName 6566 + " renamed to replace old package " + pkgSetting.name; 6567 reportSettingsProblem(Log.WARN, msg); 6568 6569 // Make a note of it. 6570 mTransferedPackages.add(origPackage.name); 6571 6572 // No longer need to retain this. 6573 pkgSetting.origPackage = null; 6574 } 6575 6576 if (realName != null) { 6577 // Make a note of it. 6578 mTransferedPackages.add(pkg.packageName); 6579 } 6580 6581 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6582 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6583 } 6584 6585 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6586 // Check all shared libraries and map to their actual file path. 6587 // We only do this here for apps not on a system dir, because those 6588 // are the only ones that can fail an install due to this. We 6589 // will take care of the system apps by updating all of their 6590 // library paths after the scan is done. 6591 updateSharedLibrariesLPw(pkg, null); 6592 } 6593 6594 if (mFoundPolicyFile) { 6595 SELinuxMMAC.assignSeinfoValue(pkg); 6596 } 6597 6598 pkg.applicationInfo.uid = pkgSetting.appId; 6599 pkg.mExtras = pkgSetting; 6600 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6601 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6602 // We just determined the app is signed correctly, so bring 6603 // over the latest parsed certs. 6604 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6605 } else { 6606 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6607 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6608 "Package " + pkg.packageName + " upgrade keys do not match the " 6609 + "previously installed version"); 6610 } else { 6611 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6612 String msg = "System package " + pkg.packageName 6613 + " signature changed; retaining data."; 6614 reportSettingsProblem(Log.WARN, msg); 6615 } 6616 } 6617 } else { 6618 try { 6619 verifySignaturesLP(pkgSetting, pkg); 6620 // We just determined the app is signed correctly, so bring 6621 // over the latest parsed certs. 6622 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6623 } catch (PackageManagerException e) { 6624 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6625 throw e; 6626 } 6627 // The signature has changed, but this package is in the system 6628 // image... let's recover! 6629 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6630 // However... if this package is part of a shared user, but it 6631 // doesn't match the signature of the shared user, let's fail. 6632 // What this means is that you can't change the signatures 6633 // associated with an overall shared user, which doesn't seem all 6634 // that unreasonable. 6635 if (pkgSetting.sharedUser != null) { 6636 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6637 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6638 throw new PackageManagerException( 6639 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6640 "Signature mismatch for shared user : " 6641 + pkgSetting.sharedUser); 6642 } 6643 } 6644 // File a report about this. 6645 String msg = "System package " + pkg.packageName 6646 + " signature changed; retaining data."; 6647 reportSettingsProblem(Log.WARN, msg); 6648 } 6649 } 6650 // Verify that this new package doesn't have any content providers 6651 // that conflict with existing packages. Only do this if the 6652 // package isn't already installed, since we don't want to break 6653 // things that are installed. 6654 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6655 final int N = pkg.providers.size(); 6656 int i; 6657 for (i=0; i<N; i++) { 6658 PackageParser.Provider p = pkg.providers.get(i); 6659 if (p.info.authority != null) { 6660 String names[] = p.info.authority.split(";"); 6661 for (int j = 0; j < names.length; j++) { 6662 if (mProvidersByAuthority.containsKey(names[j])) { 6663 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6664 final String otherPackageName = 6665 ((other != null && other.getComponentName() != null) ? 6666 other.getComponentName().getPackageName() : "?"); 6667 throw new PackageManagerException( 6668 INSTALL_FAILED_CONFLICTING_PROVIDER, 6669 "Can't install because provider name " + names[j] 6670 + " (in package " + pkg.applicationInfo.packageName 6671 + ") is already used by " + otherPackageName); 6672 } 6673 } 6674 } 6675 } 6676 } 6677 6678 if (pkg.mAdoptPermissions != null) { 6679 // This package wants to adopt ownership of permissions from 6680 // another package. 6681 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6682 final String origName = pkg.mAdoptPermissions.get(i); 6683 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6684 if (orig != null) { 6685 if (verifyPackageUpdateLPr(orig, pkg)) { 6686 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6687 + pkg.packageName); 6688 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6689 } 6690 } 6691 } 6692 } 6693 } 6694 6695 final String pkgName = pkg.packageName; 6696 6697 final long scanFileTime = scanFile.lastModified(); 6698 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6699 pkg.applicationInfo.processName = fixProcessName( 6700 pkg.applicationInfo.packageName, 6701 pkg.applicationInfo.processName, 6702 pkg.applicationInfo.uid); 6703 6704 File dataPath; 6705 if (mPlatformPackage == pkg) { 6706 // The system package is special. 6707 dataPath = new File(Environment.getDataDirectory(), "system"); 6708 6709 pkg.applicationInfo.dataDir = dataPath.getPath(); 6710 6711 } else { 6712 // This is a normal package, need to make its data directory. 6713 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6714 UserHandle.USER_OWNER, pkg.packageName); 6715 6716 boolean uidError = false; 6717 if (dataPath.exists()) { 6718 int currentUid = 0; 6719 try { 6720 StructStat stat = Os.stat(dataPath.getPath()); 6721 currentUid = stat.st_uid; 6722 } catch (ErrnoException e) { 6723 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6724 } 6725 6726 // If we have mismatched owners for the data path, we have a problem. 6727 if (currentUid != pkg.applicationInfo.uid) { 6728 boolean recovered = false; 6729 if (currentUid == 0) { 6730 // The directory somehow became owned by root. Wow. 6731 // This is probably because the system was stopped while 6732 // installd was in the middle of messing with its libs 6733 // directory. Ask installd to fix that. 6734 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6735 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6736 if (ret >= 0) { 6737 recovered = true; 6738 String msg = "Package " + pkg.packageName 6739 + " unexpectedly changed to uid 0; recovered to " + 6740 + pkg.applicationInfo.uid; 6741 reportSettingsProblem(Log.WARN, msg); 6742 } 6743 } 6744 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6745 || (scanFlags&SCAN_BOOTING) != 0)) { 6746 // If this is a system app, we can at least delete its 6747 // current data so the application will still work. 6748 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6749 if (ret >= 0) { 6750 // TODO: Kill the processes first 6751 // Old data gone! 6752 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6753 ? "System package " : "Third party package "; 6754 String msg = prefix + pkg.packageName 6755 + " has changed from uid: " 6756 + currentUid + " to " 6757 + pkg.applicationInfo.uid + "; old data erased"; 6758 reportSettingsProblem(Log.WARN, msg); 6759 recovered = true; 6760 6761 // And now re-install the app. 6762 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6763 pkg.applicationInfo.seinfo); 6764 if (ret == -1) { 6765 // Ack should not happen! 6766 msg = prefix + pkg.packageName 6767 + " could not have data directory re-created after delete."; 6768 reportSettingsProblem(Log.WARN, msg); 6769 throw new PackageManagerException( 6770 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6771 } 6772 } 6773 if (!recovered) { 6774 mHasSystemUidErrors = true; 6775 } 6776 } else if (!recovered) { 6777 // If we allow this install to proceed, we will be broken. 6778 // Abort, abort! 6779 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6780 "scanPackageLI"); 6781 } 6782 if (!recovered) { 6783 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6784 + pkg.applicationInfo.uid + "/fs_" 6785 + currentUid; 6786 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6787 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6788 String msg = "Package " + pkg.packageName 6789 + " has mismatched uid: " 6790 + currentUid + " on disk, " 6791 + pkg.applicationInfo.uid + " in settings"; 6792 // writer 6793 synchronized (mPackages) { 6794 mSettings.mReadMessages.append(msg); 6795 mSettings.mReadMessages.append('\n'); 6796 uidError = true; 6797 if (!pkgSetting.uidError) { 6798 reportSettingsProblem(Log.ERROR, msg); 6799 } 6800 } 6801 } 6802 } 6803 pkg.applicationInfo.dataDir = dataPath.getPath(); 6804 if (mShouldRestoreconData) { 6805 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6806 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6807 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6808 } 6809 } else { 6810 if (DEBUG_PACKAGE_SCANNING) { 6811 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6812 Log.v(TAG, "Want this data dir: " + dataPath); 6813 } 6814 //invoke installer to do the actual installation 6815 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6816 pkg.applicationInfo.seinfo); 6817 if (ret < 0) { 6818 // Error from installer 6819 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6820 "Unable to create data dirs [errorCode=" + ret + "]"); 6821 } 6822 6823 if (dataPath.exists()) { 6824 pkg.applicationInfo.dataDir = dataPath.getPath(); 6825 } else { 6826 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6827 pkg.applicationInfo.dataDir = null; 6828 } 6829 } 6830 6831 pkgSetting.uidError = uidError; 6832 } 6833 6834 final String path = scanFile.getPath(); 6835 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6836 6837 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6838 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6839 6840 // Some system apps still use directory structure for native libraries 6841 // in which case we might end up not detecting abi solely based on apk 6842 // structure. Try to detect abi based on directory structure. 6843 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6844 pkg.applicationInfo.primaryCpuAbi == null) { 6845 setBundledAppAbisAndRoots(pkg, pkgSetting); 6846 setNativeLibraryPaths(pkg); 6847 } 6848 6849 } else { 6850 if ((scanFlags & SCAN_MOVE) != 0) { 6851 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6852 // but we already have this packages package info in the PackageSetting. We just 6853 // use that and derive the native library path based on the new codepath. 6854 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6855 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6856 } 6857 6858 // Set native library paths again. For moves, the path will be updated based on the 6859 // ABIs we've determined above. For non-moves, the path will be updated based on the 6860 // ABIs we determined during compilation, but the path will depend on the final 6861 // package path (after the rename away from the stage path). 6862 setNativeLibraryPaths(pkg); 6863 } 6864 6865 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6866 final int[] userIds = sUserManager.getUserIds(); 6867 synchronized (mInstallLock) { 6868 // Make sure all user data directories are ready to roll; we're okay 6869 // if they already exist 6870 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6871 for (int userId : userIds) { 6872 if (userId != 0) { 6873 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6874 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6875 pkg.applicationInfo.seinfo); 6876 } 6877 } 6878 } 6879 6880 // Create a native library symlink only if we have native libraries 6881 // and if the native libraries are 32 bit libraries. We do not provide 6882 // this symlink for 64 bit libraries. 6883 if (pkg.applicationInfo.primaryCpuAbi != null && 6884 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6885 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6886 for (int userId : userIds) { 6887 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6888 nativeLibPath, userId) < 0) { 6889 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6890 "Failed linking native library dir (user=" + userId + ")"); 6891 } 6892 } 6893 } 6894 } 6895 6896 // This is a special case for the "system" package, where the ABI is 6897 // dictated by the zygote configuration (and init.rc). We should keep track 6898 // of this ABI so that we can deal with "normal" applications that run under 6899 // the same UID correctly. 6900 if (mPlatformPackage == pkg) { 6901 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6902 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6903 } 6904 6905 // If there's a mismatch between the abi-override in the package setting 6906 // and the abiOverride specified for the install. Warn about this because we 6907 // would've already compiled the app without taking the package setting into 6908 // account. 6909 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6910 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6911 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6912 " for package: " + pkg.packageName); 6913 } 6914 } 6915 6916 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6917 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6918 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6919 6920 // Copy the derived override back to the parsed package, so that we can 6921 // update the package settings accordingly. 6922 pkg.cpuAbiOverride = cpuAbiOverride; 6923 6924 if (DEBUG_ABI_SELECTION) { 6925 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6926 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6927 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6928 } 6929 6930 // Push the derived path down into PackageSettings so we know what to 6931 // clean up at uninstall time. 6932 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6933 6934 if (DEBUG_ABI_SELECTION) { 6935 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6936 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6937 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6938 } 6939 6940 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6941 // We don't do this here during boot because we can do it all 6942 // at once after scanning all existing packages. 6943 // 6944 // We also do this *before* we perform dexopt on this package, so that 6945 // we can avoid redundant dexopts, and also to make sure we've got the 6946 // code and package path correct. 6947 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6948 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6949 } 6950 6951 if ((scanFlags & SCAN_NO_DEX) == 0) { 6952 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6953 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6954 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6955 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6956 } 6957 } 6958 if (mFactoryTest && pkg.requestedPermissions.contains( 6959 android.Manifest.permission.FACTORY_TEST)) { 6960 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6961 } 6962 6963 ArrayList<PackageParser.Package> clientLibPkgs = null; 6964 6965 // writer 6966 synchronized (mPackages) { 6967 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6968 // Only system apps can add new shared libraries. 6969 if (pkg.libraryNames != null) { 6970 for (int i=0; i<pkg.libraryNames.size(); i++) { 6971 String name = pkg.libraryNames.get(i); 6972 boolean allowed = false; 6973 if (pkg.isUpdatedSystemApp()) { 6974 // New library entries can only be added through the 6975 // system image. This is important to get rid of a lot 6976 // of nasty edge cases: for example if we allowed a non- 6977 // system update of the app to add a library, then uninstalling 6978 // the update would make the library go away, and assumptions 6979 // we made such as through app install filtering would now 6980 // have allowed apps on the device which aren't compatible 6981 // with it. Better to just have the restriction here, be 6982 // conservative, and create many fewer cases that can negatively 6983 // impact the user experience. 6984 final PackageSetting sysPs = mSettings 6985 .getDisabledSystemPkgLPr(pkg.packageName); 6986 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6987 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6988 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6989 allowed = true; 6990 allowed = true; 6991 break; 6992 } 6993 } 6994 } 6995 } else { 6996 allowed = true; 6997 } 6998 if (allowed) { 6999 if (!mSharedLibraries.containsKey(name)) { 7000 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7001 } else if (!name.equals(pkg.packageName)) { 7002 Slog.w(TAG, "Package " + pkg.packageName + " library " 7003 + name + " already exists; skipping"); 7004 } 7005 } else { 7006 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7007 + name + " that is not declared on system image; skipping"); 7008 } 7009 } 7010 if ((scanFlags&SCAN_BOOTING) == 0) { 7011 // If we are not booting, we need to update any applications 7012 // that are clients of our shared library. If we are booting, 7013 // this will all be done once the scan is complete. 7014 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7015 } 7016 } 7017 } 7018 } 7019 7020 // We also need to dexopt any apps that are dependent on this library. Note that 7021 // if these fail, we should abort the install since installing the library will 7022 // result in some apps being broken. 7023 if (clientLibPkgs != null) { 7024 if ((scanFlags & SCAN_NO_DEX) == 0) { 7025 for (int i = 0; i < clientLibPkgs.size(); i++) { 7026 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7027 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7028 null /* instruction sets */, forceDex, 7029 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7030 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7031 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7032 "scanPackageLI failed to dexopt clientLibPkgs"); 7033 } 7034 } 7035 } 7036 } 7037 7038 // Also need to kill any apps that are dependent on the library. 7039 if (clientLibPkgs != null) { 7040 for (int i=0; i<clientLibPkgs.size(); i++) { 7041 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7042 killApplication(clientPkg.applicationInfo.packageName, 7043 clientPkg.applicationInfo.uid, "update lib"); 7044 } 7045 } 7046 7047 // Make sure we're not adding any bogus keyset info 7048 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7049 ksms.assertScannedPackageValid(pkg); 7050 7051 // writer 7052 synchronized (mPackages) { 7053 // We don't expect installation to fail beyond this point 7054 7055 // Add the new setting to mSettings 7056 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7057 // Add the new setting to mPackages 7058 mPackages.put(pkg.applicationInfo.packageName, pkg); 7059 // Make sure we don't accidentally delete its data. 7060 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7061 while (iter.hasNext()) { 7062 PackageCleanItem item = iter.next(); 7063 if (pkgName.equals(item.packageName)) { 7064 iter.remove(); 7065 } 7066 } 7067 7068 // Take care of first install / last update times. 7069 if (currentTime != 0) { 7070 if (pkgSetting.firstInstallTime == 0) { 7071 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7072 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7073 pkgSetting.lastUpdateTime = currentTime; 7074 } 7075 } else if (pkgSetting.firstInstallTime == 0) { 7076 // We need *something*. Take time time stamp of the file. 7077 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7078 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7079 if (scanFileTime != pkgSetting.timeStamp) { 7080 // A package on the system image has changed; consider this 7081 // to be an update. 7082 pkgSetting.lastUpdateTime = scanFileTime; 7083 } 7084 } 7085 7086 // Add the package's KeySets to the global KeySetManagerService 7087 ksms.addScannedPackageLPw(pkg); 7088 7089 int N = pkg.providers.size(); 7090 StringBuilder r = null; 7091 int i; 7092 for (i=0; i<N; i++) { 7093 PackageParser.Provider p = pkg.providers.get(i); 7094 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7095 p.info.processName, pkg.applicationInfo.uid); 7096 mProviders.addProvider(p); 7097 p.syncable = p.info.isSyncable; 7098 if (p.info.authority != null) { 7099 String names[] = p.info.authority.split(";"); 7100 p.info.authority = null; 7101 for (int j = 0; j < names.length; j++) { 7102 if (j == 1 && p.syncable) { 7103 // We only want the first authority for a provider to possibly be 7104 // syncable, so if we already added this provider using a different 7105 // authority clear the syncable flag. We copy the provider before 7106 // changing it because the mProviders object contains a reference 7107 // to a provider that we don't want to change. 7108 // Only do this for the second authority since the resulting provider 7109 // object can be the same for all future authorities for this provider. 7110 p = new PackageParser.Provider(p); 7111 p.syncable = false; 7112 } 7113 if (!mProvidersByAuthority.containsKey(names[j])) { 7114 mProvidersByAuthority.put(names[j], p); 7115 if (p.info.authority == null) { 7116 p.info.authority = names[j]; 7117 } else { 7118 p.info.authority = p.info.authority + ";" + names[j]; 7119 } 7120 if (DEBUG_PACKAGE_SCANNING) { 7121 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7122 Log.d(TAG, "Registered content provider: " + names[j] 7123 + ", className = " + p.info.name + ", isSyncable = " 7124 + p.info.isSyncable); 7125 } 7126 } else { 7127 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7128 Slog.w(TAG, "Skipping provider name " + names[j] + 7129 " (in package " + pkg.applicationInfo.packageName + 7130 "): name already used by " 7131 + ((other != null && other.getComponentName() != null) 7132 ? other.getComponentName().getPackageName() : "?")); 7133 } 7134 } 7135 } 7136 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7137 if (r == null) { 7138 r = new StringBuilder(256); 7139 } else { 7140 r.append(' '); 7141 } 7142 r.append(p.info.name); 7143 } 7144 } 7145 if (r != null) { 7146 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7147 } 7148 7149 N = pkg.services.size(); 7150 r = null; 7151 for (i=0; i<N; i++) { 7152 PackageParser.Service s = pkg.services.get(i); 7153 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7154 s.info.processName, pkg.applicationInfo.uid); 7155 mServices.addService(s); 7156 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7157 if (r == null) { 7158 r = new StringBuilder(256); 7159 } else { 7160 r.append(' '); 7161 } 7162 r.append(s.info.name); 7163 } 7164 } 7165 if (r != null) { 7166 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7167 } 7168 7169 N = pkg.receivers.size(); 7170 r = null; 7171 for (i=0; i<N; i++) { 7172 PackageParser.Activity a = pkg.receivers.get(i); 7173 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7174 a.info.processName, pkg.applicationInfo.uid); 7175 mReceivers.addActivity(a, "receiver"); 7176 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7177 if (r == null) { 7178 r = new StringBuilder(256); 7179 } else { 7180 r.append(' '); 7181 } 7182 r.append(a.info.name); 7183 } 7184 } 7185 if (r != null) { 7186 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7187 } 7188 7189 N = pkg.activities.size(); 7190 r = null; 7191 for (i=0; i<N; i++) { 7192 PackageParser.Activity a = pkg.activities.get(i); 7193 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7194 a.info.processName, pkg.applicationInfo.uid); 7195 mActivities.addActivity(a, "activity"); 7196 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7197 if (r == null) { 7198 r = new StringBuilder(256); 7199 } else { 7200 r.append(' '); 7201 } 7202 r.append(a.info.name); 7203 } 7204 } 7205 if (r != null) { 7206 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7207 } 7208 7209 N = pkg.permissionGroups.size(); 7210 r = null; 7211 for (i=0; i<N; i++) { 7212 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7213 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7214 if (cur == null) { 7215 mPermissionGroups.put(pg.info.name, pg); 7216 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7217 if (r == null) { 7218 r = new StringBuilder(256); 7219 } else { 7220 r.append(' '); 7221 } 7222 r.append(pg.info.name); 7223 } 7224 } else { 7225 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7226 + pg.info.packageName + " ignored: original from " 7227 + cur.info.packageName); 7228 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7229 if (r == null) { 7230 r = new StringBuilder(256); 7231 } else { 7232 r.append(' '); 7233 } 7234 r.append("DUP:"); 7235 r.append(pg.info.name); 7236 } 7237 } 7238 } 7239 if (r != null) { 7240 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7241 } 7242 7243 N = pkg.permissions.size(); 7244 r = null; 7245 for (i=0; i<N; i++) { 7246 PackageParser.Permission p = pkg.permissions.get(i); 7247 7248 // Now that permission groups have a special meaning, we ignore permission 7249 // groups for legacy apps to prevent unexpected behavior. In particular, 7250 // permissions for one app being granted to someone just becuase they happen 7251 // to be in a group defined by another app (before this had no implications). 7252 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7253 p.group = mPermissionGroups.get(p.info.group); 7254 // Warn for a permission in an unknown group. 7255 if (p.info.group != null && p.group == null) { 7256 Slog.w(TAG, "Permission " + p.info.name + " from package " 7257 + p.info.packageName + " in an unknown group " + p.info.group); 7258 } 7259 } 7260 7261 ArrayMap<String, BasePermission> permissionMap = 7262 p.tree ? mSettings.mPermissionTrees 7263 : mSettings.mPermissions; 7264 BasePermission bp = permissionMap.get(p.info.name); 7265 7266 // Allow system apps to redefine non-system permissions 7267 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7268 final boolean currentOwnerIsSystem = (bp.perm != null 7269 && isSystemApp(bp.perm.owner)); 7270 if (isSystemApp(p.owner)) { 7271 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7272 // It's a built-in permission and no owner, take ownership now 7273 bp.packageSetting = pkgSetting; 7274 bp.perm = p; 7275 bp.uid = pkg.applicationInfo.uid; 7276 bp.sourcePackage = p.info.packageName; 7277 } else if (!currentOwnerIsSystem) { 7278 String msg = "New decl " + p.owner + " of permission " 7279 + p.info.name + " is system; overriding " + bp.sourcePackage; 7280 reportSettingsProblem(Log.WARN, msg); 7281 bp = null; 7282 } 7283 } 7284 } 7285 7286 if (bp == null) { 7287 bp = new BasePermission(p.info.name, p.info.packageName, 7288 BasePermission.TYPE_NORMAL); 7289 permissionMap.put(p.info.name, bp); 7290 } 7291 7292 if (bp.perm == null) { 7293 if (bp.sourcePackage == null 7294 || bp.sourcePackage.equals(p.info.packageName)) { 7295 BasePermission tree = findPermissionTreeLP(p.info.name); 7296 if (tree == null 7297 || tree.sourcePackage.equals(p.info.packageName)) { 7298 bp.packageSetting = pkgSetting; 7299 bp.perm = p; 7300 bp.uid = pkg.applicationInfo.uid; 7301 bp.sourcePackage = p.info.packageName; 7302 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7303 if (r == null) { 7304 r = new StringBuilder(256); 7305 } else { 7306 r.append(' '); 7307 } 7308 r.append(p.info.name); 7309 } 7310 } else { 7311 Slog.w(TAG, "Permission " + p.info.name + " from package " 7312 + p.info.packageName + " ignored: base tree " 7313 + tree.name + " is from package " 7314 + tree.sourcePackage); 7315 } 7316 } else { 7317 Slog.w(TAG, "Permission " + p.info.name + " from package " 7318 + p.info.packageName + " ignored: original from " 7319 + bp.sourcePackage); 7320 } 7321 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7322 if (r == null) { 7323 r = new StringBuilder(256); 7324 } else { 7325 r.append(' '); 7326 } 7327 r.append("DUP:"); 7328 r.append(p.info.name); 7329 } 7330 if (bp.perm == p) { 7331 bp.protectionLevel = p.info.protectionLevel; 7332 } 7333 } 7334 7335 if (r != null) { 7336 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7337 } 7338 7339 N = pkg.instrumentation.size(); 7340 r = null; 7341 for (i=0; i<N; i++) { 7342 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7343 a.info.packageName = pkg.applicationInfo.packageName; 7344 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7345 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7346 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7347 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7348 a.info.dataDir = pkg.applicationInfo.dataDir; 7349 7350 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7351 // need other information about the application, like the ABI and what not ? 7352 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7353 mInstrumentation.put(a.getComponentName(), a); 7354 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7355 if (r == null) { 7356 r = new StringBuilder(256); 7357 } else { 7358 r.append(' '); 7359 } 7360 r.append(a.info.name); 7361 } 7362 } 7363 if (r != null) { 7364 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7365 } 7366 7367 if (pkg.protectedBroadcasts != null) { 7368 N = pkg.protectedBroadcasts.size(); 7369 for (i=0; i<N; i++) { 7370 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7371 } 7372 } 7373 7374 pkgSetting.setTimeStamp(scanFileTime); 7375 7376 // Create idmap files for pairs of (packages, overlay packages). 7377 // Note: "android", ie framework-res.apk, is handled by native layers. 7378 if (pkg.mOverlayTarget != null) { 7379 // This is an overlay package. 7380 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7381 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7382 mOverlays.put(pkg.mOverlayTarget, 7383 new ArrayMap<String, PackageParser.Package>()); 7384 } 7385 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7386 map.put(pkg.packageName, pkg); 7387 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7388 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7389 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7390 "scanPackageLI failed to createIdmap"); 7391 } 7392 } 7393 } else if (mOverlays.containsKey(pkg.packageName) && 7394 !pkg.packageName.equals("android")) { 7395 // This is a regular package, with one or more known overlay packages. 7396 createIdmapsForPackageLI(pkg); 7397 } 7398 } 7399 7400 return pkg; 7401 } 7402 7403 /** 7404 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7405 * is derived purely on the basis of the contents of {@code scanFile} and 7406 * {@code cpuAbiOverride}. 7407 * 7408 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7409 */ 7410 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7411 String cpuAbiOverride, boolean extractLibs) 7412 throws PackageManagerException { 7413 // TODO: We can probably be smarter about this stuff. For installed apps, 7414 // we can calculate this information at install time once and for all. For 7415 // system apps, we can probably assume that this information doesn't change 7416 // after the first boot scan. As things stand, we do lots of unnecessary work. 7417 7418 // Give ourselves some initial paths; we'll come back for another 7419 // pass once we've determined ABI below. 7420 setNativeLibraryPaths(pkg); 7421 7422 // We would never need to extract libs for forward-locked and external packages, 7423 // since the container service will do it for us. We shouldn't attempt to 7424 // extract libs from system app when it was not updated. 7425 if (pkg.isForwardLocked() || isExternal(pkg) || 7426 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7427 extractLibs = false; 7428 } 7429 7430 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7431 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7432 7433 NativeLibraryHelper.Handle handle = null; 7434 try { 7435 handle = NativeLibraryHelper.Handle.create(scanFile); 7436 // TODO(multiArch): This can be null for apps that didn't go through the 7437 // usual installation process. We can calculate it again, like we 7438 // do during install time. 7439 // 7440 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7441 // unnecessary. 7442 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7443 7444 // Null out the abis so that they can be recalculated. 7445 pkg.applicationInfo.primaryCpuAbi = null; 7446 pkg.applicationInfo.secondaryCpuAbi = null; 7447 if (isMultiArch(pkg.applicationInfo)) { 7448 // Warn if we've set an abiOverride for multi-lib packages.. 7449 // By definition, we need to copy both 32 and 64 bit libraries for 7450 // such packages. 7451 if (pkg.cpuAbiOverride != null 7452 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7453 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7454 } 7455 7456 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7457 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7458 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7459 if (extractLibs) { 7460 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7461 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7462 useIsaSpecificSubdirs); 7463 } else { 7464 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7465 } 7466 } 7467 7468 maybeThrowExceptionForMultiArchCopy( 7469 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7470 7471 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7472 if (extractLibs) { 7473 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7474 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7475 useIsaSpecificSubdirs); 7476 } else { 7477 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7478 } 7479 } 7480 7481 maybeThrowExceptionForMultiArchCopy( 7482 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7483 7484 if (abi64 >= 0) { 7485 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7486 } 7487 7488 if (abi32 >= 0) { 7489 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7490 if (abi64 >= 0) { 7491 pkg.applicationInfo.secondaryCpuAbi = abi; 7492 } else { 7493 pkg.applicationInfo.primaryCpuAbi = abi; 7494 } 7495 } 7496 } else { 7497 String[] abiList = (cpuAbiOverride != null) ? 7498 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7499 7500 // Enable gross and lame hacks for apps that are built with old 7501 // SDK tools. We must scan their APKs for renderscript bitcode and 7502 // not launch them if it's present. Don't bother checking on devices 7503 // that don't have 64 bit support. 7504 boolean needsRenderScriptOverride = false; 7505 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7506 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7507 abiList = Build.SUPPORTED_32_BIT_ABIS; 7508 needsRenderScriptOverride = true; 7509 } 7510 7511 final int copyRet; 7512 if (extractLibs) { 7513 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7514 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7515 } else { 7516 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7517 } 7518 7519 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7520 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7521 "Error unpackaging native libs for app, errorCode=" + copyRet); 7522 } 7523 7524 if (copyRet >= 0) { 7525 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7526 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7527 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7528 } else if (needsRenderScriptOverride) { 7529 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7530 } 7531 } 7532 } catch (IOException ioe) { 7533 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7534 } finally { 7535 IoUtils.closeQuietly(handle); 7536 } 7537 7538 // Now that we've calculated the ABIs and determined if it's an internal app, 7539 // we will go ahead and populate the nativeLibraryPath. 7540 setNativeLibraryPaths(pkg); 7541 } 7542 7543 /** 7544 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7545 * i.e, so that all packages can be run inside a single process if required. 7546 * 7547 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7548 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7549 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7550 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7551 * updating a package that belongs to a shared user. 7552 * 7553 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7554 * adds unnecessary complexity. 7555 */ 7556 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7557 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7558 String requiredInstructionSet = null; 7559 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7560 requiredInstructionSet = VMRuntime.getInstructionSet( 7561 scannedPackage.applicationInfo.primaryCpuAbi); 7562 } 7563 7564 PackageSetting requirer = null; 7565 for (PackageSetting ps : packagesForUser) { 7566 // If packagesForUser contains scannedPackage, we skip it. This will happen 7567 // when scannedPackage is an update of an existing package. Without this check, 7568 // we will never be able to change the ABI of any package belonging to a shared 7569 // user, even if it's compatible with other packages. 7570 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7571 if (ps.primaryCpuAbiString == null) { 7572 continue; 7573 } 7574 7575 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7576 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7577 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7578 // this but there's not much we can do. 7579 String errorMessage = "Instruction set mismatch, " 7580 + ((requirer == null) ? "[caller]" : requirer) 7581 + " requires " + requiredInstructionSet + " whereas " + ps 7582 + " requires " + instructionSet; 7583 Slog.w(TAG, errorMessage); 7584 } 7585 7586 if (requiredInstructionSet == null) { 7587 requiredInstructionSet = instructionSet; 7588 requirer = ps; 7589 } 7590 } 7591 } 7592 7593 if (requiredInstructionSet != null) { 7594 String adjustedAbi; 7595 if (requirer != null) { 7596 // requirer != null implies that either scannedPackage was null or that scannedPackage 7597 // did not require an ABI, in which case we have to adjust scannedPackage to match 7598 // the ABI of the set (which is the same as requirer's ABI) 7599 adjustedAbi = requirer.primaryCpuAbiString; 7600 if (scannedPackage != null) { 7601 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7602 } 7603 } else { 7604 // requirer == null implies that we're updating all ABIs in the set to 7605 // match scannedPackage. 7606 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7607 } 7608 7609 for (PackageSetting ps : packagesForUser) { 7610 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7611 if (ps.primaryCpuAbiString != null) { 7612 continue; 7613 } 7614 7615 ps.primaryCpuAbiString = adjustedAbi; 7616 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7617 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7618 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7619 7620 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7621 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7622 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7623 ps.primaryCpuAbiString = null; 7624 ps.pkg.applicationInfo.primaryCpuAbi = null; 7625 return; 7626 } else { 7627 mInstaller.rmdex(ps.codePathString, 7628 getDexCodeInstructionSet(getPreferredInstructionSet())); 7629 } 7630 } 7631 } 7632 } 7633 } 7634 } 7635 7636 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7637 synchronized (mPackages) { 7638 mResolverReplaced = true; 7639 // Set up information for custom user intent resolution activity. 7640 mResolveActivity.applicationInfo = pkg.applicationInfo; 7641 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7642 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7643 mResolveActivity.processName = pkg.applicationInfo.packageName; 7644 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7645 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7646 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7647 mResolveActivity.theme = 0; 7648 mResolveActivity.exported = true; 7649 mResolveActivity.enabled = true; 7650 mResolveInfo.activityInfo = mResolveActivity; 7651 mResolveInfo.priority = 0; 7652 mResolveInfo.preferredOrder = 0; 7653 mResolveInfo.match = 0; 7654 mResolveComponentName = mCustomResolverComponentName; 7655 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7656 mResolveComponentName); 7657 } 7658 } 7659 7660 private static String calculateBundledApkRoot(final String codePathString) { 7661 final File codePath = new File(codePathString); 7662 final File codeRoot; 7663 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7664 codeRoot = Environment.getRootDirectory(); 7665 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7666 codeRoot = Environment.getOemDirectory(); 7667 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7668 codeRoot = Environment.getVendorDirectory(); 7669 } else { 7670 // Unrecognized code path; take its top real segment as the apk root: 7671 // e.g. /something/app/blah.apk => /something 7672 try { 7673 File f = codePath.getCanonicalFile(); 7674 File parent = f.getParentFile(); // non-null because codePath is a file 7675 File tmp; 7676 while ((tmp = parent.getParentFile()) != null) { 7677 f = parent; 7678 parent = tmp; 7679 } 7680 codeRoot = f; 7681 Slog.w(TAG, "Unrecognized code path " 7682 + codePath + " - using " + codeRoot); 7683 } catch (IOException e) { 7684 // Can't canonicalize the code path -- shenanigans? 7685 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7686 return Environment.getRootDirectory().getPath(); 7687 } 7688 } 7689 return codeRoot.getPath(); 7690 } 7691 7692 /** 7693 * Derive and set the location of native libraries for the given package, 7694 * which varies depending on where and how the package was installed. 7695 */ 7696 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7697 final ApplicationInfo info = pkg.applicationInfo; 7698 final String codePath = pkg.codePath; 7699 final File codeFile = new File(codePath); 7700 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7701 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7702 7703 info.nativeLibraryRootDir = null; 7704 info.nativeLibraryRootRequiresIsa = false; 7705 info.nativeLibraryDir = null; 7706 info.secondaryNativeLibraryDir = null; 7707 7708 if (isApkFile(codeFile)) { 7709 // Monolithic install 7710 if (bundledApp) { 7711 // If "/system/lib64/apkname" exists, assume that is the per-package 7712 // native library directory to use; otherwise use "/system/lib/apkname". 7713 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7714 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7715 getPrimaryInstructionSet(info)); 7716 7717 // This is a bundled system app so choose the path based on the ABI. 7718 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7719 // is just the default path. 7720 final String apkName = deriveCodePathName(codePath); 7721 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7722 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7723 apkName).getAbsolutePath(); 7724 7725 if (info.secondaryCpuAbi != null) { 7726 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7727 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7728 secondaryLibDir, apkName).getAbsolutePath(); 7729 } 7730 } else if (asecApp) { 7731 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7732 .getAbsolutePath(); 7733 } else { 7734 final String apkName = deriveCodePathName(codePath); 7735 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7736 .getAbsolutePath(); 7737 } 7738 7739 info.nativeLibraryRootRequiresIsa = false; 7740 info.nativeLibraryDir = info.nativeLibraryRootDir; 7741 } else { 7742 // Cluster install 7743 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7744 info.nativeLibraryRootRequiresIsa = true; 7745 7746 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7747 getPrimaryInstructionSet(info)).getAbsolutePath(); 7748 7749 if (info.secondaryCpuAbi != null) { 7750 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7751 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7752 } 7753 } 7754 } 7755 7756 /** 7757 * Calculate the abis and roots for a bundled app. These can uniquely 7758 * be determined from the contents of the system partition, i.e whether 7759 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7760 * of this information, and instead assume that the system was built 7761 * sensibly. 7762 */ 7763 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7764 PackageSetting pkgSetting) { 7765 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7766 7767 // If "/system/lib64/apkname" exists, assume that is the per-package 7768 // native library directory to use; otherwise use "/system/lib/apkname". 7769 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7770 setBundledAppAbi(pkg, apkRoot, apkName); 7771 // pkgSetting might be null during rescan following uninstall of updates 7772 // to a bundled app, so accommodate that possibility. The settings in 7773 // that case will be established later from the parsed package. 7774 // 7775 // If the settings aren't null, sync them up with what we've just derived. 7776 // note that apkRoot isn't stored in the package settings. 7777 if (pkgSetting != null) { 7778 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7779 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7780 } 7781 } 7782 7783 /** 7784 * Deduces the ABI of a bundled app and sets the relevant fields on the 7785 * parsed pkg object. 7786 * 7787 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7788 * under which system libraries are installed. 7789 * @param apkName the name of the installed package. 7790 */ 7791 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7792 final File codeFile = new File(pkg.codePath); 7793 7794 final boolean has64BitLibs; 7795 final boolean has32BitLibs; 7796 if (isApkFile(codeFile)) { 7797 // Monolithic install 7798 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7799 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7800 } else { 7801 // Cluster install 7802 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7803 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7804 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7805 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7806 has64BitLibs = (new File(rootDir, isa)).exists(); 7807 } else { 7808 has64BitLibs = false; 7809 } 7810 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7811 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7812 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7813 has32BitLibs = (new File(rootDir, isa)).exists(); 7814 } else { 7815 has32BitLibs = false; 7816 } 7817 } 7818 7819 if (has64BitLibs && !has32BitLibs) { 7820 // The package has 64 bit libs, but not 32 bit libs. Its primary 7821 // ABI should be 64 bit. We can safely assume here that the bundled 7822 // native libraries correspond to the most preferred ABI in the list. 7823 7824 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7825 pkg.applicationInfo.secondaryCpuAbi = null; 7826 } else if (has32BitLibs && !has64BitLibs) { 7827 // The package has 32 bit libs but not 64 bit libs. Its primary 7828 // ABI should be 32 bit. 7829 7830 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7831 pkg.applicationInfo.secondaryCpuAbi = null; 7832 } else if (has32BitLibs && has64BitLibs) { 7833 // The application has both 64 and 32 bit bundled libraries. We check 7834 // here that the app declares multiArch support, and warn if it doesn't. 7835 // 7836 // We will be lenient here and record both ABIs. The primary will be the 7837 // ABI that's higher on the list, i.e, a device that's configured to prefer 7838 // 64 bit apps will see a 64 bit primary ABI, 7839 7840 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7841 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7842 } 7843 7844 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7845 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7846 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7847 } else { 7848 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7849 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7850 } 7851 } else { 7852 pkg.applicationInfo.primaryCpuAbi = null; 7853 pkg.applicationInfo.secondaryCpuAbi = null; 7854 } 7855 } 7856 7857 private void killApplication(String pkgName, int appId, String reason) { 7858 // Request the ActivityManager to kill the process(only for existing packages) 7859 // so that we do not end up in a confused state while the user is still using the older 7860 // version of the application while the new one gets installed. 7861 IActivityManager am = ActivityManagerNative.getDefault(); 7862 if (am != null) { 7863 try { 7864 am.killApplicationWithAppId(pkgName, appId, reason); 7865 } catch (RemoteException e) { 7866 } 7867 } 7868 } 7869 7870 void removePackageLI(PackageSetting ps, boolean chatty) { 7871 if (DEBUG_INSTALL) { 7872 if (chatty) 7873 Log.d(TAG, "Removing package " + ps.name); 7874 } 7875 7876 // writer 7877 synchronized (mPackages) { 7878 mPackages.remove(ps.name); 7879 final PackageParser.Package pkg = ps.pkg; 7880 if (pkg != null) { 7881 cleanPackageDataStructuresLILPw(pkg, chatty); 7882 } 7883 } 7884 } 7885 7886 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7887 if (DEBUG_INSTALL) { 7888 if (chatty) 7889 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7890 } 7891 7892 // writer 7893 synchronized (mPackages) { 7894 mPackages.remove(pkg.applicationInfo.packageName); 7895 cleanPackageDataStructuresLILPw(pkg, chatty); 7896 } 7897 } 7898 7899 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7900 int N = pkg.providers.size(); 7901 StringBuilder r = null; 7902 int i; 7903 for (i=0; i<N; i++) { 7904 PackageParser.Provider p = pkg.providers.get(i); 7905 mProviders.removeProvider(p); 7906 if (p.info.authority == null) { 7907 7908 /* There was another ContentProvider with this authority when 7909 * this app was installed so this authority is null, 7910 * Ignore it as we don't have to unregister the provider. 7911 */ 7912 continue; 7913 } 7914 String names[] = p.info.authority.split(";"); 7915 for (int j = 0; j < names.length; j++) { 7916 if (mProvidersByAuthority.get(names[j]) == p) { 7917 mProvidersByAuthority.remove(names[j]); 7918 if (DEBUG_REMOVE) { 7919 if (chatty) 7920 Log.d(TAG, "Unregistered content provider: " + names[j] 7921 + ", className = " + p.info.name + ", isSyncable = " 7922 + p.info.isSyncable); 7923 } 7924 } 7925 } 7926 if (DEBUG_REMOVE && chatty) { 7927 if (r == null) { 7928 r = new StringBuilder(256); 7929 } else { 7930 r.append(' '); 7931 } 7932 r.append(p.info.name); 7933 } 7934 } 7935 if (r != null) { 7936 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7937 } 7938 7939 N = pkg.services.size(); 7940 r = null; 7941 for (i=0; i<N; i++) { 7942 PackageParser.Service s = pkg.services.get(i); 7943 mServices.removeService(s); 7944 if (chatty) { 7945 if (r == null) { 7946 r = new StringBuilder(256); 7947 } else { 7948 r.append(' '); 7949 } 7950 r.append(s.info.name); 7951 } 7952 } 7953 if (r != null) { 7954 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7955 } 7956 7957 N = pkg.receivers.size(); 7958 r = null; 7959 for (i=0; i<N; i++) { 7960 PackageParser.Activity a = pkg.receivers.get(i); 7961 mReceivers.removeActivity(a, "receiver"); 7962 if (DEBUG_REMOVE && chatty) { 7963 if (r == null) { 7964 r = new StringBuilder(256); 7965 } else { 7966 r.append(' '); 7967 } 7968 r.append(a.info.name); 7969 } 7970 } 7971 if (r != null) { 7972 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7973 } 7974 7975 N = pkg.activities.size(); 7976 r = null; 7977 for (i=0; i<N; i++) { 7978 PackageParser.Activity a = pkg.activities.get(i); 7979 mActivities.removeActivity(a, "activity"); 7980 if (DEBUG_REMOVE && chatty) { 7981 if (r == null) { 7982 r = new StringBuilder(256); 7983 } else { 7984 r.append(' '); 7985 } 7986 r.append(a.info.name); 7987 } 7988 } 7989 if (r != null) { 7990 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7991 } 7992 7993 N = pkg.permissions.size(); 7994 r = null; 7995 for (i=0; i<N; i++) { 7996 PackageParser.Permission p = pkg.permissions.get(i); 7997 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7998 if (bp == null) { 7999 bp = mSettings.mPermissionTrees.get(p.info.name); 8000 } 8001 if (bp != null && bp.perm == p) { 8002 bp.perm = null; 8003 if (DEBUG_REMOVE && chatty) { 8004 if (r == null) { 8005 r = new StringBuilder(256); 8006 } else { 8007 r.append(' '); 8008 } 8009 r.append(p.info.name); 8010 } 8011 } 8012 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8013 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8014 if (appOpPerms != null) { 8015 appOpPerms.remove(pkg.packageName); 8016 } 8017 } 8018 } 8019 if (r != null) { 8020 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8021 } 8022 8023 N = pkg.requestedPermissions.size(); 8024 r = null; 8025 for (i=0; i<N; i++) { 8026 String perm = pkg.requestedPermissions.get(i); 8027 BasePermission bp = mSettings.mPermissions.get(perm); 8028 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8029 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8030 if (appOpPerms != null) { 8031 appOpPerms.remove(pkg.packageName); 8032 if (appOpPerms.isEmpty()) { 8033 mAppOpPermissionPackages.remove(perm); 8034 } 8035 } 8036 } 8037 } 8038 if (r != null) { 8039 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8040 } 8041 8042 N = pkg.instrumentation.size(); 8043 r = null; 8044 for (i=0; i<N; i++) { 8045 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8046 mInstrumentation.remove(a.getComponentName()); 8047 if (DEBUG_REMOVE && chatty) { 8048 if (r == null) { 8049 r = new StringBuilder(256); 8050 } else { 8051 r.append(' '); 8052 } 8053 r.append(a.info.name); 8054 } 8055 } 8056 if (r != null) { 8057 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8058 } 8059 8060 r = null; 8061 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8062 // Only system apps can hold shared libraries. 8063 if (pkg.libraryNames != null) { 8064 for (i=0; i<pkg.libraryNames.size(); i++) { 8065 String name = pkg.libraryNames.get(i); 8066 SharedLibraryEntry cur = mSharedLibraries.get(name); 8067 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8068 mSharedLibraries.remove(name); 8069 if (DEBUG_REMOVE && chatty) { 8070 if (r == null) { 8071 r = new StringBuilder(256); 8072 } else { 8073 r.append(' '); 8074 } 8075 r.append(name); 8076 } 8077 } 8078 } 8079 } 8080 } 8081 if (r != null) { 8082 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8083 } 8084 } 8085 8086 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8087 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8088 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8089 return true; 8090 } 8091 } 8092 return false; 8093 } 8094 8095 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8096 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8097 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8098 8099 private void updatePermissionsLPw(String changingPkg, 8100 PackageParser.Package pkgInfo, int flags) { 8101 // Make sure there are no dangling permission trees. 8102 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8103 while (it.hasNext()) { 8104 final BasePermission bp = it.next(); 8105 if (bp.packageSetting == null) { 8106 // We may not yet have parsed the package, so just see if 8107 // we still know about its settings. 8108 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8109 } 8110 if (bp.packageSetting == null) { 8111 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8112 + " from package " + bp.sourcePackage); 8113 it.remove(); 8114 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8115 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8116 Slog.i(TAG, "Removing old permission tree: " + bp.name 8117 + " from package " + bp.sourcePackage); 8118 flags |= UPDATE_PERMISSIONS_ALL; 8119 it.remove(); 8120 } 8121 } 8122 } 8123 8124 // Make sure all dynamic permissions have been assigned to a package, 8125 // and make sure there are no dangling permissions. 8126 it = mSettings.mPermissions.values().iterator(); 8127 while (it.hasNext()) { 8128 final BasePermission bp = it.next(); 8129 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8130 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8131 + bp.name + " pkg=" + bp.sourcePackage 8132 + " info=" + bp.pendingInfo); 8133 if (bp.packageSetting == null && bp.pendingInfo != null) { 8134 final BasePermission tree = findPermissionTreeLP(bp.name); 8135 if (tree != null && tree.perm != null) { 8136 bp.packageSetting = tree.packageSetting; 8137 bp.perm = new PackageParser.Permission(tree.perm.owner, 8138 new PermissionInfo(bp.pendingInfo)); 8139 bp.perm.info.packageName = tree.perm.info.packageName; 8140 bp.perm.info.name = bp.name; 8141 bp.uid = tree.uid; 8142 } 8143 } 8144 } 8145 if (bp.packageSetting == null) { 8146 // We may not yet have parsed the package, so just see if 8147 // we still know about its settings. 8148 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8149 } 8150 if (bp.packageSetting == null) { 8151 Slog.w(TAG, "Removing dangling permission: " + bp.name 8152 + " from package " + bp.sourcePackage); 8153 it.remove(); 8154 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8155 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8156 Slog.i(TAG, "Removing old permission: " + bp.name 8157 + " from package " + bp.sourcePackage); 8158 flags |= UPDATE_PERMISSIONS_ALL; 8159 it.remove(); 8160 } 8161 } 8162 } 8163 8164 // Now update the permissions for all packages, in particular 8165 // replace the granted permissions of the system packages. 8166 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8167 for (PackageParser.Package pkg : mPackages.values()) { 8168 if (pkg != pkgInfo) { 8169 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8170 changingPkg); 8171 } 8172 } 8173 } 8174 8175 if (pkgInfo != null) { 8176 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8177 } 8178 } 8179 8180 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8181 String packageOfInterest) { 8182 // IMPORTANT: There are two types of permissions: install and runtime. 8183 // Install time permissions are granted when the app is installed to 8184 // all device users and users added in the future. Runtime permissions 8185 // are granted at runtime explicitly to specific users. Normal and signature 8186 // protected permissions are install time permissions. Dangerous permissions 8187 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8188 // otherwise they are runtime permissions. This function does not manage 8189 // runtime permissions except for the case an app targeting Lollipop MR1 8190 // being upgraded to target a newer SDK, in which case dangerous permissions 8191 // are transformed from install time to runtime ones. 8192 8193 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8194 if (ps == null) { 8195 return; 8196 } 8197 8198 PermissionsState permissionsState = ps.getPermissionsState(); 8199 PermissionsState origPermissions = permissionsState; 8200 8201 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8202 8203 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8204 8205 boolean changedInstallPermission = false; 8206 8207 if (replace) { 8208 ps.installPermissionsFixed = false; 8209 if (!ps.isSharedUser()) { 8210 origPermissions = new PermissionsState(permissionsState); 8211 permissionsState.reset(); 8212 } 8213 } 8214 8215 permissionsState.setGlobalGids(mGlobalGids); 8216 8217 final int N = pkg.requestedPermissions.size(); 8218 for (int i=0; i<N; i++) { 8219 final String name = pkg.requestedPermissions.get(i); 8220 final BasePermission bp = mSettings.mPermissions.get(name); 8221 8222 if (DEBUG_INSTALL) { 8223 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8224 } 8225 8226 if (bp == null || bp.packageSetting == null) { 8227 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8228 Slog.w(TAG, "Unknown permission " + name 8229 + " in package " + pkg.packageName); 8230 } 8231 continue; 8232 } 8233 8234 final String perm = bp.name; 8235 boolean allowedSig = false; 8236 int grant = GRANT_DENIED; 8237 8238 // Keep track of app op permissions. 8239 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8240 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8241 if (pkgs == null) { 8242 pkgs = new ArraySet<>(); 8243 mAppOpPermissionPackages.put(bp.name, pkgs); 8244 } 8245 pkgs.add(pkg.packageName); 8246 } 8247 8248 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8249 switch (level) { 8250 case PermissionInfo.PROTECTION_NORMAL: { 8251 // For all apps normal permissions are install time ones. 8252 grant = GRANT_INSTALL; 8253 } break; 8254 8255 case PermissionInfo.PROTECTION_DANGEROUS: { 8256 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8257 // For legacy apps dangerous permissions are install time ones. 8258 grant = GRANT_INSTALL_LEGACY; 8259 } else if (origPermissions.hasInstallPermission(bp.name)) { 8260 // For legacy apps that became modern, install becomes runtime. 8261 grant = GRANT_UPGRADE; 8262 } else { 8263 // For modern apps keep runtime permissions unchanged. 8264 grant = GRANT_RUNTIME; 8265 } 8266 } break; 8267 8268 case PermissionInfo.PROTECTION_SIGNATURE: { 8269 // For all apps signature permissions are install time ones. 8270 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8271 if (allowedSig) { 8272 grant = GRANT_INSTALL; 8273 } 8274 } break; 8275 } 8276 8277 if (DEBUG_INSTALL) { 8278 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8279 } 8280 8281 if (grant != GRANT_DENIED) { 8282 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8283 // If this is an existing, non-system package, then 8284 // we can't add any new permissions to it. 8285 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8286 // Except... if this is a permission that was added 8287 // to the platform (note: need to only do this when 8288 // updating the platform). 8289 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8290 grant = GRANT_DENIED; 8291 } 8292 } 8293 } 8294 8295 switch (grant) { 8296 case GRANT_INSTALL: { 8297 // Revoke this as runtime permission to handle the case of 8298 // a runtime permission being downgraded to an install one. 8299 for (int userId : UserManagerService.getInstance().getUserIds()) { 8300 if (origPermissions.getRuntimePermissionState( 8301 bp.name, userId) != null) { 8302 // Revoke the runtime permission and clear the flags. 8303 origPermissions.revokeRuntimePermission(bp, userId); 8304 origPermissions.updatePermissionFlags(bp, userId, 8305 PackageManager.MASK_PERMISSION_FLAGS, 0); 8306 // If we revoked a permission permission, we have to write. 8307 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8308 changedRuntimePermissionUserIds, userId); 8309 } 8310 } 8311 // Grant an install permission. 8312 if (permissionsState.grantInstallPermission(bp) != 8313 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8314 changedInstallPermission = true; 8315 } 8316 } break; 8317 8318 case GRANT_INSTALL_LEGACY: { 8319 // Grant an install permission. 8320 if (permissionsState.grantInstallPermission(bp) != 8321 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8322 changedInstallPermission = true; 8323 } 8324 } break; 8325 8326 case GRANT_RUNTIME: { 8327 // Grant previously granted runtime permissions. 8328 for (int userId : UserManagerService.getInstance().getUserIds()) { 8329 PermissionState permissionState = origPermissions 8330 .getRuntimePermissionState(bp.name, userId); 8331 final int flags = permissionState != null 8332 ? permissionState.getFlags() : 0; 8333 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8334 if (permissionsState.grantRuntimePermission(bp, userId) == 8335 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8336 // If we cannot put the permission as it was, we have to write. 8337 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8338 changedRuntimePermissionUserIds, userId); 8339 } 8340 } 8341 // Propagate the permission flags. 8342 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8343 } 8344 } break; 8345 8346 case GRANT_UPGRADE: { 8347 // Grant runtime permissions for a previously held install permission. 8348 PermissionState permissionState = origPermissions 8349 .getInstallPermissionState(bp.name); 8350 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8351 8352 if (origPermissions.revokeInstallPermission(bp) 8353 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8354 // We will be transferring the permission flags, so clear them. 8355 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8356 PackageManager.MASK_PERMISSION_FLAGS, 0); 8357 changedInstallPermission = true; 8358 } 8359 8360 // If the permission is not to be promoted to runtime we ignore it and 8361 // also its other flags as they are not applicable to install permissions. 8362 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8363 for (int userId : currentUserIds) { 8364 if (permissionsState.grantRuntimePermission(bp, userId) != 8365 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8366 // Transfer the permission flags. 8367 permissionsState.updatePermissionFlags(bp, userId, 8368 flags, flags); 8369 // If we granted the permission, we have to write. 8370 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8371 changedRuntimePermissionUserIds, userId); 8372 } 8373 } 8374 } 8375 } break; 8376 8377 default: { 8378 if (packageOfInterest == null 8379 || packageOfInterest.equals(pkg.packageName)) { 8380 Slog.w(TAG, "Not granting permission " + perm 8381 + " to package " + pkg.packageName 8382 + " because it was previously installed without"); 8383 } 8384 } break; 8385 } 8386 } else { 8387 if (permissionsState.revokeInstallPermission(bp) != 8388 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8389 // Also drop the permission flags. 8390 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8391 PackageManager.MASK_PERMISSION_FLAGS, 0); 8392 changedInstallPermission = true; 8393 Slog.i(TAG, "Un-granting permission " + perm 8394 + " from package " + pkg.packageName 8395 + " (protectionLevel=" + bp.protectionLevel 8396 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8397 + ")"); 8398 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8399 // Don't print warning for app op permissions, since it is fine for them 8400 // not to be granted, there is a UI for the user to decide. 8401 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8402 Slog.w(TAG, "Not granting permission " + perm 8403 + " to package " + pkg.packageName 8404 + " (protectionLevel=" + bp.protectionLevel 8405 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8406 + ")"); 8407 } 8408 } 8409 } 8410 } 8411 8412 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8413 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8414 // This is the first that we have heard about this package, so the 8415 // permissions we have now selected are fixed until explicitly 8416 // changed. 8417 ps.installPermissionsFixed = true; 8418 } 8419 8420 // Persist the runtime permissions state for users with changes. 8421 for (int userId : changedRuntimePermissionUserIds) { 8422 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8423 } 8424 } 8425 8426 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8427 boolean allowed = false; 8428 final int NP = PackageParser.NEW_PERMISSIONS.length; 8429 for (int ip=0; ip<NP; ip++) { 8430 final PackageParser.NewPermissionInfo npi 8431 = PackageParser.NEW_PERMISSIONS[ip]; 8432 if (npi.name.equals(perm) 8433 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8434 allowed = true; 8435 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8436 + pkg.packageName); 8437 break; 8438 } 8439 } 8440 return allowed; 8441 } 8442 8443 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8444 BasePermission bp, PermissionsState origPermissions) { 8445 boolean allowed; 8446 allowed = (compareSignatures( 8447 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8448 == PackageManager.SIGNATURE_MATCH) 8449 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8450 == PackageManager.SIGNATURE_MATCH); 8451 if (!allowed && (bp.protectionLevel 8452 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8453 if (isSystemApp(pkg)) { 8454 // For updated system applications, a system permission 8455 // is granted only if it had been defined by the original application. 8456 if (pkg.isUpdatedSystemApp()) { 8457 final PackageSetting sysPs = mSettings 8458 .getDisabledSystemPkgLPr(pkg.packageName); 8459 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8460 // If the original was granted this permission, we take 8461 // that grant decision as read and propagate it to the 8462 // update. 8463 if (sysPs.isPrivileged()) { 8464 allowed = true; 8465 } 8466 } else { 8467 // The system apk may have been updated with an older 8468 // version of the one on the data partition, but which 8469 // granted a new system permission that it didn't have 8470 // before. In this case we do want to allow the app to 8471 // now get the new permission if the ancestral apk is 8472 // privileged to get it. 8473 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8474 for (int j=0; 8475 j<sysPs.pkg.requestedPermissions.size(); j++) { 8476 if (perm.equals( 8477 sysPs.pkg.requestedPermissions.get(j))) { 8478 allowed = true; 8479 break; 8480 } 8481 } 8482 } 8483 } 8484 } else { 8485 allowed = isPrivilegedApp(pkg); 8486 } 8487 } 8488 } 8489 if (!allowed) { 8490 if (!allowed && (bp.protectionLevel 8491 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8492 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8493 // If this was a previously normal/dangerous permission that got moved 8494 // to a system permission as part of the runtime permission redesign, then 8495 // we still want to blindly grant it to old apps. 8496 allowed = true; 8497 } 8498 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8499 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8500 // If this permission is to be granted to the system installer and 8501 // this app is an installer, then it gets the permission. 8502 allowed = true; 8503 } 8504 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8505 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8506 // If this permission is to be granted to the system verifier and 8507 // this app is a verifier, then it gets the permission. 8508 allowed = true; 8509 } 8510 if (!allowed && (bp.protectionLevel 8511 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8512 && isSystemApp(pkg)) { 8513 // Any pre-installed system app is allowed to get this permission. 8514 allowed = true; 8515 } 8516 if (!allowed && (bp.protectionLevel 8517 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8518 // For development permissions, a development permission 8519 // is granted only if it was already granted. 8520 allowed = origPermissions.hasInstallPermission(perm); 8521 } 8522 } 8523 return allowed; 8524 } 8525 8526 final class ActivityIntentResolver 8527 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8528 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8529 boolean defaultOnly, int userId) { 8530 if (!sUserManager.exists(userId)) return null; 8531 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8532 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8533 } 8534 8535 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8536 int userId) { 8537 if (!sUserManager.exists(userId)) return null; 8538 mFlags = flags; 8539 return super.queryIntent(intent, resolvedType, 8540 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8541 } 8542 8543 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8544 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8545 if (!sUserManager.exists(userId)) return null; 8546 if (packageActivities == null) { 8547 return null; 8548 } 8549 mFlags = flags; 8550 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8551 final int N = packageActivities.size(); 8552 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8553 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8554 8555 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8556 for (int i = 0; i < N; ++i) { 8557 intentFilters = packageActivities.get(i).intents; 8558 if (intentFilters != null && intentFilters.size() > 0) { 8559 PackageParser.ActivityIntentInfo[] array = 8560 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8561 intentFilters.toArray(array); 8562 listCut.add(array); 8563 } 8564 } 8565 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8566 } 8567 8568 public final void addActivity(PackageParser.Activity a, String type) { 8569 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8570 mActivities.put(a.getComponentName(), a); 8571 if (DEBUG_SHOW_INFO) 8572 Log.v( 8573 TAG, " " + type + " " + 8574 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8575 if (DEBUG_SHOW_INFO) 8576 Log.v(TAG, " Class=" + a.info.name); 8577 final int NI = a.intents.size(); 8578 for (int j=0; j<NI; j++) { 8579 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8580 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8581 intent.setPriority(0); 8582 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8583 + a.className + " with priority > 0, forcing to 0"); 8584 } 8585 if (DEBUG_SHOW_INFO) { 8586 Log.v(TAG, " IntentFilter:"); 8587 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8588 } 8589 if (!intent.debugCheck()) { 8590 Log.w(TAG, "==> For Activity " + a.info.name); 8591 } 8592 addFilter(intent); 8593 } 8594 } 8595 8596 public final void removeActivity(PackageParser.Activity a, String type) { 8597 mActivities.remove(a.getComponentName()); 8598 if (DEBUG_SHOW_INFO) { 8599 Log.v(TAG, " " + type + " " 8600 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8601 : a.info.name) + ":"); 8602 Log.v(TAG, " Class=" + a.info.name); 8603 } 8604 final int NI = a.intents.size(); 8605 for (int j=0; j<NI; j++) { 8606 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8607 if (DEBUG_SHOW_INFO) { 8608 Log.v(TAG, " IntentFilter:"); 8609 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8610 } 8611 removeFilter(intent); 8612 } 8613 } 8614 8615 @Override 8616 protected boolean allowFilterResult( 8617 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8618 ActivityInfo filterAi = filter.activity.info; 8619 for (int i=dest.size()-1; i>=0; i--) { 8620 ActivityInfo destAi = dest.get(i).activityInfo; 8621 if (destAi.name == filterAi.name 8622 && destAi.packageName == filterAi.packageName) { 8623 return false; 8624 } 8625 } 8626 return true; 8627 } 8628 8629 @Override 8630 protected ActivityIntentInfo[] newArray(int size) { 8631 return new ActivityIntentInfo[size]; 8632 } 8633 8634 @Override 8635 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8636 if (!sUserManager.exists(userId)) return true; 8637 PackageParser.Package p = filter.activity.owner; 8638 if (p != null) { 8639 PackageSetting ps = (PackageSetting)p.mExtras; 8640 if (ps != null) { 8641 // System apps are never considered stopped for purposes of 8642 // filtering, because there may be no way for the user to 8643 // actually re-launch them. 8644 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8645 && ps.getStopped(userId); 8646 } 8647 } 8648 return false; 8649 } 8650 8651 @Override 8652 protected boolean isPackageForFilter(String packageName, 8653 PackageParser.ActivityIntentInfo info) { 8654 return packageName.equals(info.activity.owner.packageName); 8655 } 8656 8657 @Override 8658 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8659 int match, int userId) { 8660 if (!sUserManager.exists(userId)) return null; 8661 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8662 return null; 8663 } 8664 final PackageParser.Activity activity = info.activity; 8665 if (mSafeMode && (activity.info.applicationInfo.flags 8666 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8667 return null; 8668 } 8669 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8670 if (ps == null) { 8671 return null; 8672 } 8673 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8674 ps.readUserState(userId), userId); 8675 if (ai == null) { 8676 return null; 8677 } 8678 final ResolveInfo res = new ResolveInfo(); 8679 res.activityInfo = ai; 8680 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8681 res.filter = info; 8682 } 8683 if (info != null) { 8684 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8685 } 8686 res.priority = info.getPriority(); 8687 res.preferredOrder = activity.owner.mPreferredOrder; 8688 //System.out.println("Result: " + res.activityInfo.className + 8689 // " = " + res.priority); 8690 res.match = match; 8691 res.isDefault = info.hasDefault; 8692 res.labelRes = info.labelRes; 8693 res.nonLocalizedLabel = info.nonLocalizedLabel; 8694 if (userNeedsBadging(userId)) { 8695 res.noResourceId = true; 8696 } else { 8697 res.icon = info.icon; 8698 } 8699 res.iconResourceId = info.icon; 8700 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8701 return res; 8702 } 8703 8704 @Override 8705 protected void sortResults(List<ResolveInfo> results) { 8706 Collections.sort(results, mResolvePrioritySorter); 8707 } 8708 8709 @Override 8710 protected void dumpFilter(PrintWriter out, String prefix, 8711 PackageParser.ActivityIntentInfo filter) { 8712 out.print(prefix); out.print( 8713 Integer.toHexString(System.identityHashCode(filter.activity))); 8714 out.print(' '); 8715 filter.activity.printComponentShortName(out); 8716 out.print(" filter "); 8717 out.println(Integer.toHexString(System.identityHashCode(filter))); 8718 } 8719 8720 @Override 8721 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8722 return filter.activity; 8723 } 8724 8725 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8726 PackageParser.Activity activity = (PackageParser.Activity)label; 8727 out.print(prefix); out.print( 8728 Integer.toHexString(System.identityHashCode(activity))); 8729 out.print(' '); 8730 activity.printComponentShortName(out); 8731 if (count > 1) { 8732 out.print(" ("); out.print(count); out.print(" filters)"); 8733 } 8734 out.println(); 8735 } 8736 8737// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8738// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8739// final List<ResolveInfo> retList = Lists.newArrayList(); 8740// while (i.hasNext()) { 8741// final ResolveInfo resolveInfo = i.next(); 8742// if (isEnabledLP(resolveInfo.activityInfo)) { 8743// retList.add(resolveInfo); 8744// } 8745// } 8746// return retList; 8747// } 8748 8749 // Keys are String (activity class name), values are Activity. 8750 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8751 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8752 private int mFlags; 8753 } 8754 8755 private final class ServiceIntentResolver 8756 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8757 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8758 boolean defaultOnly, int userId) { 8759 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8760 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8761 } 8762 8763 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8764 int userId) { 8765 if (!sUserManager.exists(userId)) return null; 8766 mFlags = flags; 8767 return super.queryIntent(intent, resolvedType, 8768 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8769 } 8770 8771 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8772 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8773 if (!sUserManager.exists(userId)) return null; 8774 if (packageServices == null) { 8775 return null; 8776 } 8777 mFlags = flags; 8778 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8779 final int N = packageServices.size(); 8780 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8781 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8782 8783 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8784 for (int i = 0; i < N; ++i) { 8785 intentFilters = packageServices.get(i).intents; 8786 if (intentFilters != null && intentFilters.size() > 0) { 8787 PackageParser.ServiceIntentInfo[] array = 8788 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8789 intentFilters.toArray(array); 8790 listCut.add(array); 8791 } 8792 } 8793 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8794 } 8795 8796 public final void addService(PackageParser.Service s) { 8797 mServices.put(s.getComponentName(), s); 8798 if (DEBUG_SHOW_INFO) { 8799 Log.v(TAG, " " 8800 + (s.info.nonLocalizedLabel != null 8801 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8802 Log.v(TAG, " Class=" + s.info.name); 8803 } 8804 final int NI = s.intents.size(); 8805 int j; 8806 for (j=0; j<NI; j++) { 8807 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8808 if (DEBUG_SHOW_INFO) { 8809 Log.v(TAG, " IntentFilter:"); 8810 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8811 } 8812 if (!intent.debugCheck()) { 8813 Log.w(TAG, "==> For Service " + s.info.name); 8814 } 8815 addFilter(intent); 8816 } 8817 } 8818 8819 public final void removeService(PackageParser.Service s) { 8820 mServices.remove(s.getComponentName()); 8821 if (DEBUG_SHOW_INFO) { 8822 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8823 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8824 Log.v(TAG, " Class=" + s.info.name); 8825 } 8826 final int NI = s.intents.size(); 8827 int j; 8828 for (j=0; j<NI; j++) { 8829 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8830 if (DEBUG_SHOW_INFO) { 8831 Log.v(TAG, " IntentFilter:"); 8832 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8833 } 8834 removeFilter(intent); 8835 } 8836 } 8837 8838 @Override 8839 protected boolean allowFilterResult( 8840 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8841 ServiceInfo filterSi = filter.service.info; 8842 for (int i=dest.size()-1; i>=0; i--) { 8843 ServiceInfo destAi = dest.get(i).serviceInfo; 8844 if (destAi.name == filterSi.name 8845 && destAi.packageName == filterSi.packageName) { 8846 return false; 8847 } 8848 } 8849 return true; 8850 } 8851 8852 @Override 8853 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8854 return new PackageParser.ServiceIntentInfo[size]; 8855 } 8856 8857 @Override 8858 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8859 if (!sUserManager.exists(userId)) return true; 8860 PackageParser.Package p = filter.service.owner; 8861 if (p != null) { 8862 PackageSetting ps = (PackageSetting)p.mExtras; 8863 if (ps != null) { 8864 // System apps are never considered stopped for purposes of 8865 // filtering, because there may be no way for the user to 8866 // actually re-launch them. 8867 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8868 && ps.getStopped(userId); 8869 } 8870 } 8871 return false; 8872 } 8873 8874 @Override 8875 protected boolean isPackageForFilter(String packageName, 8876 PackageParser.ServiceIntentInfo info) { 8877 return packageName.equals(info.service.owner.packageName); 8878 } 8879 8880 @Override 8881 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8882 int match, int userId) { 8883 if (!sUserManager.exists(userId)) return null; 8884 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8885 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8886 return null; 8887 } 8888 final PackageParser.Service service = info.service; 8889 if (mSafeMode && (service.info.applicationInfo.flags 8890 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8891 return null; 8892 } 8893 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8894 if (ps == null) { 8895 return null; 8896 } 8897 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8898 ps.readUserState(userId), userId); 8899 if (si == null) { 8900 return null; 8901 } 8902 final ResolveInfo res = new ResolveInfo(); 8903 res.serviceInfo = si; 8904 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8905 res.filter = filter; 8906 } 8907 res.priority = info.getPriority(); 8908 res.preferredOrder = service.owner.mPreferredOrder; 8909 res.match = match; 8910 res.isDefault = info.hasDefault; 8911 res.labelRes = info.labelRes; 8912 res.nonLocalizedLabel = info.nonLocalizedLabel; 8913 res.icon = info.icon; 8914 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8915 return res; 8916 } 8917 8918 @Override 8919 protected void sortResults(List<ResolveInfo> results) { 8920 Collections.sort(results, mResolvePrioritySorter); 8921 } 8922 8923 @Override 8924 protected void dumpFilter(PrintWriter out, String prefix, 8925 PackageParser.ServiceIntentInfo filter) { 8926 out.print(prefix); out.print( 8927 Integer.toHexString(System.identityHashCode(filter.service))); 8928 out.print(' '); 8929 filter.service.printComponentShortName(out); 8930 out.print(" filter "); 8931 out.println(Integer.toHexString(System.identityHashCode(filter))); 8932 } 8933 8934 @Override 8935 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8936 return filter.service; 8937 } 8938 8939 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8940 PackageParser.Service service = (PackageParser.Service)label; 8941 out.print(prefix); out.print( 8942 Integer.toHexString(System.identityHashCode(service))); 8943 out.print(' '); 8944 service.printComponentShortName(out); 8945 if (count > 1) { 8946 out.print(" ("); out.print(count); out.print(" filters)"); 8947 } 8948 out.println(); 8949 } 8950 8951// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8952// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8953// final List<ResolveInfo> retList = Lists.newArrayList(); 8954// while (i.hasNext()) { 8955// final ResolveInfo resolveInfo = (ResolveInfo) i; 8956// if (isEnabledLP(resolveInfo.serviceInfo)) { 8957// retList.add(resolveInfo); 8958// } 8959// } 8960// return retList; 8961// } 8962 8963 // Keys are String (activity class name), values are Activity. 8964 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8965 = new ArrayMap<ComponentName, PackageParser.Service>(); 8966 private int mFlags; 8967 }; 8968 8969 private final class ProviderIntentResolver 8970 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8971 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8972 boolean defaultOnly, int userId) { 8973 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8974 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8975 } 8976 8977 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8978 int userId) { 8979 if (!sUserManager.exists(userId)) 8980 return null; 8981 mFlags = flags; 8982 return super.queryIntent(intent, resolvedType, 8983 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8984 } 8985 8986 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8987 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8988 if (!sUserManager.exists(userId)) 8989 return null; 8990 if (packageProviders == null) { 8991 return null; 8992 } 8993 mFlags = flags; 8994 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8995 final int N = packageProviders.size(); 8996 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8997 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8998 8999 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9000 for (int i = 0; i < N; ++i) { 9001 intentFilters = packageProviders.get(i).intents; 9002 if (intentFilters != null && intentFilters.size() > 0) { 9003 PackageParser.ProviderIntentInfo[] array = 9004 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9005 intentFilters.toArray(array); 9006 listCut.add(array); 9007 } 9008 } 9009 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9010 } 9011 9012 public final void addProvider(PackageParser.Provider p) { 9013 if (mProviders.containsKey(p.getComponentName())) { 9014 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9015 return; 9016 } 9017 9018 mProviders.put(p.getComponentName(), p); 9019 if (DEBUG_SHOW_INFO) { 9020 Log.v(TAG, " " 9021 + (p.info.nonLocalizedLabel != null 9022 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9023 Log.v(TAG, " Class=" + p.info.name); 9024 } 9025 final int NI = p.intents.size(); 9026 int j; 9027 for (j = 0; j < NI; j++) { 9028 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9029 if (DEBUG_SHOW_INFO) { 9030 Log.v(TAG, " IntentFilter:"); 9031 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9032 } 9033 if (!intent.debugCheck()) { 9034 Log.w(TAG, "==> For Provider " + p.info.name); 9035 } 9036 addFilter(intent); 9037 } 9038 } 9039 9040 public final void removeProvider(PackageParser.Provider p) { 9041 mProviders.remove(p.getComponentName()); 9042 if (DEBUG_SHOW_INFO) { 9043 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9044 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9045 Log.v(TAG, " Class=" + p.info.name); 9046 } 9047 final int NI = p.intents.size(); 9048 int j; 9049 for (j = 0; j < NI; j++) { 9050 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9051 if (DEBUG_SHOW_INFO) { 9052 Log.v(TAG, " IntentFilter:"); 9053 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9054 } 9055 removeFilter(intent); 9056 } 9057 } 9058 9059 @Override 9060 protected boolean allowFilterResult( 9061 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9062 ProviderInfo filterPi = filter.provider.info; 9063 for (int i = dest.size() - 1; i >= 0; i--) { 9064 ProviderInfo destPi = dest.get(i).providerInfo; 9065 if (destPi.name == filterPi.name 9066 && destPi.packageName == filterPi.packageName) { 9067 return false; 9068 } 9069 } 9070 return true; 9071 } 9072 9073 @Override 9074 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9075 return new PackageParser.ProviderIntentInfo[size]; 9076 } 9077 9078 @Override 9079 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9080 if (!sUserManager.exists(userId)) 9081 return true; 9082 PackageParser.Package p = filter.provider.owner; 9083 if (p != null) { 9084 PackageSetting ps = (PackageSetting) p.mExtras; 9085 if (ps != null) { 9086 // System apps are never considered stopped for purposes of 9087 // filtering, because there may be no way for the user to 9088 // actually re-launch them. 9089 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9090 && ps.getStopped(userId); 9091 } 9092 } 9093 return false; 9094 } 9095 9096 @Override 9097 protected boolean isPackageForFilter(String packageName, 9098 PackageParser.ProviderIntentInfo info) { 9099 return packageName.equals(info.provider.owner.packageName); 9100 } 9101 9102 @Override 9103 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9104 int match, int userId) { 9105 if (!sUserManager.exists(userId)) 9106 return null; 9107 final PackageParser.ProviderIntentInfo info = filter; 9108 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9109 return null; 9110 } 9111 final PackageParser.Provider provider = info.provider; 9112 if (mSafeMode && (provider.info.applicationInfo.flags 9113 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9114 return null; 9115 } 9116 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9117 if (ps == null) { 9118 return null; 9119 } 9120 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9121 ps.readUserState(userId), userId); 9122 if (pi == null) { 9123 return null; 9124 } 9125 final ResolveInfo res = new ResolveInfo(); 9126 res.providerInfo = pi; 9127 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9128 res.filter = filter; 9129 } 9130 res.priority = info.getPriority(); 9131 res.preferredOrder = provider.owner.mPreferredOrder; 9132 res.match = match; 9133 res.isDefault = info.hasDefault; 9134 res.labelRes = info.labelRes; 9135 res.nonLocalizedLabel = info.nonLocalizedLabel; 9136 res.icon = info.icon; 9137 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9138 return res; 9139 } 9140 9141 @Override 9142 protected void sortResults(List<ResolveInfo> results) { 9143 Collections.sort(results, mResolvePrioritySorter); 9144 } 9145 9146 @Override 9147 protected void dumpFilter(PrintWriter out, String prefix, 9148 PackageParser.ProviderIntentInfo filter) { 9149 out.print(prefix); 9150 out.print( 9151 Integer.toHexString(System.identityHashCode(filter.provider))); 9152 out.print(' '); 9153 filter.provider.printComponentShortName(out); 9154 out.print(" filter "); 9155 out.println(Integer.toHexString(System.identityHashCode(filter))); 9156 } 9157 9158 @Override 9159 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9160 return filter.provider; 9161 } 9162 9163 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9164 PackageParser.Provider provider = (PackageParser.Provider)label; 9165 out.print(prefix); out.print( 9166 Integer.toHexString(System.identityHashCode(provider))); 9167 out.print(' '); 9168 provider.printComponentShortName(out); 9169 if (count > 1) { 9170 out.print(" ("); out.print(count); out.print(" filters)"); 9171 } 9172 out.println(); 9173 } 9174 9175 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9176 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9177 private int mFlags; 9178 }; 9179 9180 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9181 new Comparator<ResolveInfo>() { 9182 public int compare(ResolveInfo r1, ResolveInfo r2) { 9183 int v1 = r1.priority; 9184 int v2 = r2.priority; 9185 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9186 if (v1 != v2) { 9187 return (v1 > v2) ? -1 : 1; 9188 } 9189 v1 = r1.preferredOrder; 9190 v2 = r2.preferredOrder; 9191 if (v1 != v2) { 9192 return (v1 > v2) ? -1 : 1; 9193 } 9194 if (r1.isDefault != r2.isDefault) { 9195 return r1.isDefault ? -1 : 1; 9196 } 9197 v1 = r1.match; 9198 v2 = r2.match; 9199 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9200 if (v1 != v2) { 9201 return (v1 > v2) ? -1 : 1; 9202 } 9203 if (r1.system != r2.system) { 9204 return r1.system ? -1 : 1; 9205 } 9206 return 0; 9207 } 9208 }; 9209 9210 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9211 new Comparator<ProviderInfo>() { 9212 public int compare(ProviderInfo p1, ProviderInfo p2) { 9213 final int v1 = p1.initOrder; 9214 final int v2 = p2.initOrder; 9215 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9216 } 9217 }; 9218 9219 final void sendPackageBroadcast(final String action, final String pkg, 9220 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9221 final int[] userIds) { 9222 mHandler.post(new Runnable() { 9223 @Override 9224 public void run() { 9225 try { 9226 final IActivityManager am = ActivityManagerNative.getDefault(); 9227 if (am == null) return; 9228 final int[] resolvedUserIds; 9229 if (userIds == null) { 9230 resolvedUserIds = am.getRunningUserIds(); 9231 } else { 9232 resolvedUserIds = userIds; 9233 } 9234 for (int id : resolvedUserIds) { 9235 final Intent intent = new Intent(action, 9236 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9237 if (extras != null) { 9238 intent.putExtras(extras); 9239 } 9240 if (targetPkg != null) { 9241 intent.setPackage(targetPkg); 9242 } 9243 // Modify the UID when posting to other users 9244 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9245 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9246 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9247 intent.putExtra(Intent.EXTRA_UID, uid); 9248 } 9249 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9250 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9251 if (DEBUG_BROADCASTS) { 9252 RuntimeException here = new RuntimeException("here"); 9253 here.fillInStackTrace(); 9254 Slog.d(TAG, "Sending to user " + id + ": " 9255 + intent.toShortString(false, true, false, false) 9256 + " " + intent.getExtras(), here); 9257 } 9258 am.broadcastIntent(null, intent, null, finishedReceiver, 9259 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9260 null, finishedReceiver != null, false, id); 9261 } 9262 } catch (RemoteException ex) { 9263 } 9264 } 9265 }); 9266 } 9267 9268 /** 9269 * Check if the external storage media is available. This is true if there 9270 * is a mounted external storage medium or if the external storage is 9271 * emulated. 9272 */ 9273 private boolean isExternalMediaAvailable() { 9274 return mMediaMounted || Environment.isExternalStorageEmulated(); 9275 } 9276 9277 @Override 9278 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9279 // writer 9280 synchronized (mPackages) { 9281 if (!isExternalMediaAvailable()) { 9282 // If the external storage is no longer mounted at this point, 9283 // the caller may not have been able to delete all of this 9284 // packages files and can not delete any more. Bail. 9285 return null; 9286 } 9287 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9288 if (lastPackage != null) { 9289 pkgs.remove(lastPackage); 9290 } 9291 if (pkgs.size() > 0) { 9292 return pkgs.get(0); 9293 } 9294 } 9295 return null; 9296 } 9297 9298 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9299 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9300 userId, andCode ? 1 : 0, packageName); 9301 if (mSystemReady) { 9302 msg.sendToTarget(); 9303 } else { 9304 if (mPostSystemReadyMessages == null) { 9305 mPostSystemReadyMessages = new ArrayList<>(); 9306 } 9307 mPostSystemReadyMessages.add(msg); 9308 } 9309 } 9310 9311 void startCleaningPackages() { 9312 // reader 9313 synchronized (mPackages) { 9314 if (!isExternalMediaAvailable()) { 9315 return; 9316 } 9317 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9318 return; 9319 } 9320 } 9321 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9322 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9323 IActivityManager am = ActivityManagerNative.getDefault(); 9324 if (am != null) { 9325 try { 9326 am.startService(null, intent, null, mContext.getOpPackageName(), 9327 UserHandle.USER_OWNER); 9328 } catch (RemoteException e) { 9329 } 9330 } 9331 } 9332 9333 @Override 9334 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9335 int installFlags, String installerPackageName, VerificationParams verificationParams, 9336 String packageAbiOverride) { 9337 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9338 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9339 } 9340 9341 @Override 9342 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9343 int installFlags, String installerPackageName, VerificationParams verificationParams, 9344 String packageAbiOverride, int userId) { 9345 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9346 9347 final int callingUid = Binder.getCallingUid(); 9348 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9349 9350 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9351 try { 9352 if (observer != null) { 9353 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9354 } 9355 } catch (RemoteException re) { 9356 } 9357 return; 9358 } 9359 9360 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9361 installFlags |= PackageManager.INSTALL_FROM_ADB; 9362 9363 } else { 9364 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9365 // about installerPackageName. 9366 9367 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9368 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9369 } 9370 9371 UserHandle user; 9372 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9373 user = UserHandle.ALL; 9374 } else { 9375 user = new UserHandle(userId); 9376 } 9377 9378 // Only system components can circumvent runtime permissions when installing. 9379 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9380 && mContext.checkCallingOrSelfPermission(Manifest.permission 9381 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9382 throw new SecurityException("You need the " 9383 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9384 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9385 } 9386 9387 verificationParams.setInstallerUid(callingUid); 9388 9389 final File originFile = new File(originPath); 9390 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9391 9392 final Message msg = mHandler.obtainMessage(INIT_COPY); 9393 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9394 null, verificationParams, user, packageAbiOverride); 9395 mHandler.sendMessage(msg); 9396 } 9397 9398 void installStage(String packageName, File stagedDir, String stagedCid, 9399 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9400 String installerPackageName, int installerUid, UserHandle user) { 9401 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9402 params.referrerUri, installerUid, null); 9403 verifParams.setInstallerUid(installerUid); 9404 9405 final OriginInfo origin; 9406 if (stagedDir != null) { 9407 origin = OriginInfo.fromStagedFile(stagedDir); 9408 } else { 9409 origin = OriginInfo.fromStagedContainer(stagedCid); 9410 } 9411 9412 final Message msg = mHandler.obtainMessage(INIT_COPY); 9413 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9414 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9415 mHandler.sendMessage(msg); 9416 } 9417 9418 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9419 Bundle extras = new Bundle(1); 9420 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9421 9422 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9423 packageName, extras, null, null, new int[] {userId}); 9424 try { 9425 IActivityManager am = ActivityManagerNative.getDefault(); 9426 final boolean isSystem = 9427 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9428 if (isSystem && am.isUserRunning(userId, false)) { 9429 // The just-installed/enabled app is bundled on the system, so presumed 9430 // to be able to run automatically without needing an explicit launch. 9431 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9432 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9433 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9434 .setPackage(packageName); 9435 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9436 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9437 } 9438 } catch (RemoteException e) { 9439 // shouldn't happen 9440 Slog.w(TAG, "Unable to bootstrap installed package", e); 9441 } 9442 } 9443 9444 @Override 9445 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9446 int userId) { 9447 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9448 PackageSetting pkgSetting; 9449 final int uid = Binder.getCallingUid(); 9450 enforceCrossUserPermission(uid, userId, true, true, 9451 "setApplicationHiddenSetting for user " + userId); 9452 9453 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9454 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9455 return false; 9456 } 9457 9458 long callingId = Binder.clearCallingIdentity(); 9459 try { 9460 boolean sendAdded = false; 9461 boolean sendRemoved = false; 9462 // writer 9463 synchronized (mPackages) { 9464 pkgSetting = mSettings.mPackages.get(packageName); 9465 if (pkgSetting == null) { 9466 return false; 9467 } 9468 if (pkgSetting.getHidden(userId) != hidden) { 9469 pkgSetting.setHidden(hidden, userId); 9470 mSettings.writePackageRestrictionsLPr(userId); 9471 if (hidden) { 9472 sendRemoved = true; 9473 } else { 9474 sendAdded = true; 9475 } 9476 } 9477 } 9478 if (sendAdded) { 9479 sendPackageAddedForUser(packageName, pkgSetting, userId); 9480 return true; 9481 } 9482 if (sendRemoved) { 9483 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9484 "hiding pkg"); 9485 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9486 } 9487 } finally { 9488 Binder.restoreCallingIdentity(callingId); 9489 } 9490 return false; 9491 } 9492 9493 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9494 int userId) { 9495 final PackageRemovedInfo info = new PackageRemovedInfo(); 9496 info.removedPackage = packageName; 9497 info.removedUsers = new int[] {userId}; 9498 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9499 info.sendBroadcast(false, false, false); 9500 } 9501 9502 /** 9503 * Returns true if application is not found or there was an error. Otherwise it returns 9504 * the hidden state of the package for the given user. 9505 */ 9506 @Override 9507 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9508 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9509 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9510 false, "getApplicationHidden for user " + userId); 9511 PackageSetting pkgSetting; 9512 long callingId = Binder.clearCallingIdentity(); 9513 try { 9514 // writer 9515 synchronized (mPackages) { 9516 pkgSetting = mSettings.mPackages.get(packageName); 9517 if (pkgSetting == null) { 9518 return true; 9519 } 9520 return pkgSetting.getHidden(userId); 9521 } 9522 } finally { 9523 Binder.restoreCallingIdentity(callingId); 9524 } 9525 } 9526 9527 /** 9528 * @hide 9529 */ 9530 @Override 9531 public int installExistingPackageAsUser(String packageName, int userId) { 9532 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9533 null); 9534 PackageSetting pkgSetting; 9535 final int uid = Binder.getCallingUid(); 9536 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9537 + userId); 9538 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9539 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9540 } 9541 9542 long callingId = Binder.clearCallingIdentity(); 9543 try { 9544 boolean sendAdded = false; 9545 9546 // writer 9547 synchronized (mPackages) { 9548 pkgSetting = mSettings.mPackages.get(packageName); 9549 if (pkgSetting == null) { 9550 return PackageManager.INSTALL_FAILED_INVALID_URI; 9551 } 9552 if (!pkgSetting.getInstalled(userId)) { 9553 pkgSetting.setInstalled(true, userId); 9554 pkgSetting.setHidden(false, userId); 9555 mSettings.writePackageRestrictionsLPr(userId); 9556 sendAdded = true; 9557 } 9558 } 9559 9560 if (sendAdded) { 9561 sendPackageAddedForUser(packageName, pkgSetting, userId); 9562 } 9563 } finally { 9564 Binder.restoreCallingIdentity(callingId); 9565 } 9566 9567 return PackageManager.INSTALL_SUCCEEDED; 9568 } 9569 9570 boolean isUserRestricted(int userId, String restrictionKey) { 9571 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9572 if (restrictions.getBoolean(restrictionKey, false)) { 9573 Log.w(TAG, "User is restricted: " + restrictionKey); 9574 return true; 9575 } 9576 return false; 9577 } 9578 9579 @Override 9580 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9581 mContext.enforceCallingOrSelfPermission( 9582 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9583 "Only package verification agents can verify applications"); 9584 9585 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9586 final PackageVerificationResponse response = new PackageVerificationResponse( 9587 verificationCode, Binder.getCallingUid()); 9588 msg.arg1 = id; 9589 msg.obj = response; 9590 mHandler.sendMessage(msg); 9591 } 9592 9593 @Override 9594 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9595 long millisecondsToDelay) { 9596 mContext.enforceCallingOrSelfPermission( 9597 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9598 "Only package verification agents can extend verification timeouts"); 9599 9600 final PackageVerificationState state = mPendingVerification.get(id); 9601 final PackageVerificationResponse response = new PackageVerificationResponse( 9602 verificationCodeAtTimeout, Binder.getCallingUid()); 9603 9604 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9605 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9606 } 9607 if (millisecondsToDelay < 0) { 9608 millisecondsToDelay = 0; 9609 } 9610 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9611 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9612 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9613 } 9614 9615 if ((state != null) && !state.timeoutExtended()) { 9616 state.extendTimeout(); 9617 9618 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9619 msg.arg1 = id; 9620 msg.obj = response; 9621 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9622 } 9623 } 9624 9625 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9626 int verificationCode, UserHandle user) { 9627 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9628 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9629 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9630 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9631 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9632 9633 mContext.sendBroadcastAsUser(intent, user, 9634 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9635 } 9636 9637 private ComponentName matchComponentForVerifier(String packageName, 9638 List<ResolveInfo> receivers) { 9639 ActivityInfo targetReceiver = null; 9640 9641 final int NR = receivers.size(); 9642 for (int i = 0; i < NR; i++) { 9643 final ResolveInfo info = receivers.get(i); 9644 if (info.activityInfo == null) { 9645 continue; 9646 } 9647 9648 if (packageName.equals(info.activityInfo.packageName)) { 9649 targetReceiver = info.activityInfo; 9650 break; 9651 } 9652 } 9653 9654 if (targetReceiver == null) { 9655 return null; 9656 } 9657 9658 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9659 } 9660 9661 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9662 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9663 if (pkgInfo.verifiers.length == 0) { 9664 return null; 9665 } 9666 9667 final int N = pkgInfo.verifiers.length; 9668 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9669 for (int i = 0; i < N; i++) { 9670 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9671 9672 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9673 receivers); 9674 if (comp == null) { 9675 continue; 9676 } 9677 9678 final int verifierUid = getUidForVerifier(verifierInfo); 9679 if (verifierUid == -1) { 9680 continue; 9681 } 9682 9683 if (DEBUG_VERIFY) { 9684 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9685 + " with the correct signature"); 9686 } 9687 sufficientVerifiers.add(comp); 9688 verificationState.addSufficientVerifier(verifierUid); 9689 } 9690 9691 return sufficientVerifiers; 9692 } 9693 9694 private int getUidForVerifier(VerifierInfo verifierInfo) { 9695 synchronized (mPackages) { 9696 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9697 if (pkg == null) { 9698 return -1; 9699 } else if (pkg.mSignatures.length != 1) { 9700 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9701 + " has more than one signature; ignoring"); 9702 return -1; 9703 } 9704 9705 /* 9706 * If the public key of the package's signature does not match 9707 * our expected public key, then this is a different package and 9708 * we should skip. 9709 */ 9710 9711 final byte[] expectedPublicKey; 9712 try { 9713 final Signature verifierSig = pkg.mSignatures[0]; 9714 final PublicKey publicKey = verifierSig.getPublicKey(); 9715 expectedPublicKey = publicKey.getEncoded(); 9716 } catch (CertificateException e) { 9717 return -1; 9718 } 9719 9720 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9721 9722 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9723 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9724 + " does not have the expected public key; ignoring"); 9725 return -1; 9726 } 9727 9728 return pkg.applicationInfo.uid; 9729 } 9730 } 9731 9732 @Override 9733 public void finishPackageInstall(int token) { 9734 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9735 9736 if (DEBUG_INSTALL) { 9737 Slog.v(TAG, "BM finishing package install for " + token); 9738 } 9739 9740 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9741 mHandler.sendMessage(msg); 9742 } 9743 9744 /** 9745 * Get the verification agent timeout. 9746 * 9747 * @return verification timeout in milliseconds 9748 */ 9749 private long getVerificationTimeout() { 9750 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9751 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9752 DEFAULT_VERIFICATION_TIMEOUT); 9753 } 9754 9755 /** 9756 * Get the default verification agent response code. 9757 * 9758 * @return default verification response code 9759 */ 9760 private int getDefaultVerificationResponse() { 9761 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9762 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9763 DEFAULT_VERIFICATION_RESPONSE); 9764 } 9765 9766 /** 9767 * Check whether or not package verification has been enabled. 9768 * 9769 * @return true if verification should be performed 9770 */ 9771 private boolean isVerificationEnabled(int userId, int installFlags) { 9772 if (!DEFAULT_VERIFY_ENABLE) { 9773 return false; 9774 } 9775 9776 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9777 9778 // Check if installing from ADB 9779 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9780 // Do not run verification in a test harness environment 9781 if (ActivityManager.isRunningInTestHarness()) { 9782 return false; 9783 } 9784 if (ensureVerifyAppsEnabled) { 9785 return true; 9786 } 9787 // Check if the developer does not want package verification for ADB installs 9788 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9789 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9790 return false; 9791 } 9792 } 9793 9794 if (ensureVerifyAppsEnabled) { 9795 return true; 9796 } 9797 9798 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9799 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9800 } 9801 9802 @Override 9803 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9804 throws RemoteException { 9805 mContext.enforceCallingOrSelfPermission( 9806 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9807 "Only intentfilter verification agents can verify applications"); 9808 9809 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9810 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9811 Binder.getCallingUid(), verificationCode, failedDomains); 9812 msg.arg1 = id; 9813 msg.obj = response; 9814 mHandler.sendMessage(msg); 9815 } 9816 9817 @Override 9818 public int getIntentVerificationStatus(String packageName, int userId) { 9819 synchronized (mPackages) { 9820 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9821 } 9822 } 9823 9824 @Override 9825 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9826 mContext.enforceCallingOrSelfPermission( 9827 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9828 9829 boolean result = false; 9830 synchronized (mPackages) { 9831 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9832 } 9833 if (result) { 9834 scheduleWritePackageRestrictionsLocked(userId); 9835 } 9836 return result; 9837 } 9838 9839 @Override 9840 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9841 synchronized (mPackages) { 9842 return mSettings.getIntentFilterVerificationsLPr(packageName); 9843 } 9844 } 9845 9846 @Override 9847 public List<IntentFilter> getAllIntentFilters(String packageName) { 9848 if (TextUtils.isEmpty(packageName)) { 9849 return Collections.<IntentFilter>emptyList(); 9850 } 9851 synchronized (mPackages) { 9852 PackageParser.Package pkg = mPackages.get(packageName); 9853 if (pkg == null || pkg.activities == null) { 9854 return Collections.<IntentFilter>emptyList(); 9855 } 9856 final int count = pkg.activities.size(); 9857 ArrayList<IntentFilter> result = new ArrayList<>(); 9858 for (int n=0; n<count; n++) { 9859 PackageParser.Activity activity = pkg.activities.get(n); 9860 if (activity.intents != null || activity.intents.size() > 0) { 9861 result.addAll(activity.intents); 9862 } 9863 } 9864 return result; 9865 } 9866 } 9867 9868 @Override 9869 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9870 mContext.enforceCallingOrSelfPermission( 9871 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9872 9873 synchronized (mPackages) { 9874 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9875 if (packageName != null) { 9876 result |= updateIntentVerificationStatus(packageName, 9877 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9878 UserHandle.myUserId()); 9879 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9880 packageName, userId); 9881 } 9882 return result; 9883 } 9884 } 9885 9886 @Override 9887 public String getDefaultBrowserPackageName(int userId) { 9888 synchronized (mPackages) { 9889 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9890 } 9891 } 9892 9893 /** 9894 * Get the "allow unknown sources" setting. 9895 * 9896 * @return the current "allow unknown sources" setting 9897 */ 9898 private int getUnknownSourcesSettings() { 9899 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9900 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9901 -1); 9902 } 9903 9904 @Override 9905 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9906 final int uid = Binder.getCallingUid(); 9907 // writer 9908 synchronized (mPackages) { 9909 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9910 if (targetPackageSetting == null) { 9911 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9912 } 9913 9914 PackageSetting installerPackageSetting; 9915 if (installerPackageName != null) { 9916 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9917 if (installerPackageSetting == null) { 9918 throw new IllegalArgumentException("Unknown installer package: " 9919 + installerPackageName); 9920 } 9921 } else { 9922 installerPackageSetting = null; 9923 } 9924 9925 Signature[] callerSignature; 9926 Object obj = mSettings.getUserIdLPr(uid); 9927 if (obj != null) { 9928 if (obj instanceof SharedUserSetting) { 9929 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9930 } else if (obj instanceof PackageSetting) { 9931 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9932 } else { 9933 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9934 } 9935 } else { 9936 throw new SecurityException("Unknown calling uid " + uid); 9937 } 9938 9939 // Verify: can't set installerPackageName to a package that is 9940 // not signed with the same cert as the caller. 9941 if (installerPackageSetting != null) { 9942 if (compareSignatures(callerSignature, 9943 installerPackageSetting.signatures.mSignatures) 9944 != PackageManager.SIGNATURE_MATCH) { 9945 throw new SecurityException( 9946 "Caller does not have same cert as new installer package " 9947 + installerPackageName); 9948 } 9949 } 9950 9951 // Verify: if target already has an installer package, it must 9952 // be signed with the same cert as the caller. 9953 if (targetPackageSetting.installerPackageName != null) { 9954 PackageSetting setting = mSettings.mPackages.get( 9955 targetPackageSetting.installerPackageName); 9956 // If the currently set package isn't valid, then it's always 9957 // okay to change it. 9958 if (setting != null) { 9959 if (compareSignatures(callerSignature, 9960 setting.signatures.mSignatures) 9961 != PackageManager.SIGNATURE_MATCH) { 9962 throw new SecurityException( 9963 "Caller does not have same cert as old installer package " 9964 + targetPackageSetting.installerPackageName); 9965 } 9966 } 9967 } 9968 9969 // Okay! 9970 targetPackageSetting.installerPackageName = installerPackageName; 9971 scheduleWriteSettingsLocked(); 9972 } 9973 } 9974 9975 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9976 // Queue up an async operation since the package installation may take a little while. 9977 mHandler.post(new Runnable() { 9978 public void run() { 9979 mHandler.removeCallbacks(this); 9980 // Result object to be returned 9981 PackageInstalledInfo res = new PackageInstalledInfo(); 9982 res.returnCode = currentStatus; 9983 res.uid = -1; 9984 res.pkg = null; 9985 res.removedInfo = new PackageRemovedInfo(); 9986 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9987 args.doPreInstall(res.returnCode); 9988 synchronized (mInstallLock) { 9989 installPackageLI(args, res); 9990 } 9991 args.doPostInstall(res.returnCode, res.uid); 9992 } 9993 9994 // A restore should be performed at this point if (a) the install 9995 // succeeded, (b) the operation is not an update, and (c) the new 9996 // package has not opted out of backup participation. 9997 final boolean update = res.removedInfo.removedPackage != null; 9998 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9999 boolean doRestore = !update 10000 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10001 10002 // Set up the post-install work request bookkeeping. This will be used 10003 // and cleaned up by the post-install event handling regardless of whether 10004 // there's a restore pass performed. Token values are >= 1. 10005 int token; 10006 if (mNextInstallToken < 0) mNextInstallToken = 1; 10007 token = mNextInstallToken++; 10008 10009 PostInstallData data = new PostInstallData(args, res); 10010 mRunningInstalls.put(token, data); 10011 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10012 10013 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10014 // Pass responsibility to the Backup Manager. It will perform a 10015 // restore if appropriate, then pass responsibility back to the 10016 // Package Manager to run the post-install observer callbacks 10017 // and broadcasts. 10018 IBackupManager bm = IBackupManager.Stub.asInterface( 10019 ServiceManager.getService(Context.BACKUP_SERVICE)); 10020 if (bm != null) { 10021 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10022 + " to BM for possible restore"); 10023 try { 10024 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10025 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10026 } else { 10027 doRestore = false; 10028 } 10029 } catch (RemoteException e) { 10030 // can't happen; the backup manager is local 10031 } catch (Exception e) { 10032 Slog.e(TAG, "Exception trying to enqueue restore", e); 10033 doRestore = false; 10034 } 10035 } else { 10036 Slog.e(TAG, "Backup Manager not found!"); 10037 doRestore = false; 10038 } 10039 } 10040 10041 if (!doRestore) { 10042 // No restore possible, or the Backup Manager was mysteriously not 10043 // available -- just fire the post-install work request directly. 10044 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10045 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10046 mHandler.sendMessage(msg); 10047 } 10048 } 10049 }); 10050 } 10051 10052 private abstract class HandlerParams { 10053 private static final int MAX_RETRIES = 4; 10054 10055 /** 10056 * Number of times startCopy() has been attempted and had a non-fatal 10057 * error. 10058 */ 10059 private int mRetries = 0; 10060 10061 /** User handle for the user requesting the information or installation. */ 10062 private final UserHandle mUser; 10063 10064 HandlerParams(UserHandle user) { 10065 mUser = user; 10066 } 10067 10068 UserHandle getUser() { 10069 return mUser; 10070 } 10071 10072 final boolean startCopy() { 10073 boolean res; 10074 try { 10075 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10076 10077 if (++mRetries > MAX_RETRIES) { 10078 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10079 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10080 handleServiceError(); 10081 return false; 10082 } else { 10083 handleStartCopy(); 10084 res = true; 10085 } 10086 } catch (RemoteException e) { 10087 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10088 mHandler.sendEmptyMessage(MCS_RECONNECT); 10089 res = false; 10090 } 10091 handleReturnCode(); 10092 return res; 10093 } 10094 10095 final void serviceError() { 10096 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10097 handleServiceError(); 10098 handleReturnCode(); 10099 } 10100 10101 abstract void handleStartCopy() throws RemoteException; 10102 abstract void handleServiceError(); 10103 abstract void handleReturnCode(); 10104 } 10105 10106 class MeasureParams extends HandlerParams { 10107 private final PackageStats mStats; 10108 private boolean mSuccess; 10109 10110 private final IPackageStatsObserver mObserver; 10111 10112 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10113 super(new UserHandle(stats.userHandle)); 10114 mObserver = observer; 10115 mStats = stats; 10116 } 10117 10118 @Override 10119 public String toString() { 10120 return "MeasureParams{" 10121 + Integer.toHexString(System.identityHashCode(this)) 10122 + " " + mStats.packageName + "}"; 10123 } 10124 10125 @Override 10126 void handleStartCopy() throws RemoteException { 10127 synchronized (mInstallLock) { 10128 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10129 } 10130 10131 if (mSuccess) { 10132 final boolean mounted; 10133 if (Environment.isExternalStorageEmulated()) { 10134 mounted = true; 10135 } else { 10136 final String status = Environment.getExternalStorageState(); 10137 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10138 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10139 } 10140 10141 if (mounted) { 10142 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10143 10144 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10145 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10146 10147 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10148 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10149 10150 // Always subtract cache size, since it's a subdirectory 10151 mStats.externalDataSize -= mStats.externalCacheSize; 10152 10153 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10154 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10155 10156 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10157 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10158 } 10159 } 10160 } 10161 10162 @Override 10163 void handleReturnCode() { 10164 if (mObserver != null) { 10165 try { 10166 mObserver.onGetStatsCompleted(mStats, mSuccess); 10167 } catch (RemoteException e) { 10168 Slog.i(TAG, "Observer no longer exists."); 10169 } 10170 } 10171 } 10172 10173 @Override 10174 void handleServiceError() { 10175 Slog.e(TAG, "Could not measure application " + mStats.packageName 10176 + " external storage"); 10177 } 10178 } 10179 10180 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10181 throws RemoteException { 10182 long result = 0; 10183 for (File path : paths) { 10184 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10185 } 10186 return result; 10187 } 10188 10189 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10190 for (File path : paths) { 10191 try { 10192 mcs.clearDirectory(path.getAbsolutePath()); 10193 } catch (RemoteException e) { 10194 } 10195 } 10196 } 10197 10198 static class OriginInfo { 10199 /** 10200 * Location where install is coming from, before it has been 10201 * copied/renamed into place. This could be a single monolithic APK 10202 * file, or a cluster directory. This location may be untrusted. 10203 */ 10204 final File file; 10205 final String cid; 10206 10207 /** 10208 * Flag indicating that {@link #file} or {@link #cid} has already been 10209 * staged, meaning downstream users don't need to defensively copy the 10210 * contents. 10211 */ 10212 final boolean staged; 10213 10214 /** 10215 * Flag indicating that {@link #file} or {@link #cid} is an already 10216 * installed app that is being moved. 10217 */ 10218 final boolean existing; 10219 10220 final String resolvedPath; 10221 final File resolvedFile; 10222 10223 static OriginInfo fromNothing() { 10224 return new OriginInfo(null, null, false, false); 10225 } 10226 10227 static OriginInfo fromUntrustedFile(File file) { 10228 return new OriginInfo(file, null, false, false); 10229 } 10230 10231 static OriginInfo fromExistingFile(File file) { 10232 return new OriginInfo(file, null, false, true); 10233 } 10234 10235 static OriginInfo fromStagedFile(File file) { 10236 return new OriginInfo(file, null, true, false); 10237 } 10238 10239 static OriginInfo fromStagedContainer(String cid) { 10240 return new OriginInfo(null, cid, true, false); 10241 } 10242 10243 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10244 this.file = file; 10245 this.cid = cid; 10246 this.staged = staged; 10247 this.existing = existing; 10248 10249 if (cid != null) { 10250 resolvedPath = PackageHelper.getSdDir(cid); 10251 resolvedFile = new File(resolvedPath); 10252 } else if (file != null) { 10253 resolvedPath = file.getAbsolutePath(); 10254 resolvedFile = file; 10255 } else { 10256 resolvedPath = null; 10257 resolvedFile = null; 10258 } 10259 } 10260 } 10261 10262 class MoveInfo { 10263 final int moveId; 10264 final String fromUuid; 10265 final String toUuid; 10266 final String packageName; 10267 final String dataAppName; 10268 final int appId; 10269 final String seinfo; 10270 10271 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10272 String dataAppName, int appId, String seinfo) { 10273 this.moveId = moveId; 10274 this.fromUuid = fromUuid; 10275 this.toUuid = toUuid; 10276 this.packageName = packageName; 10277 this.dataAppName = dataAppName; 10278 this.appId = appId; 10279 this.seinfo = seinfo; 10280 } 10281 } 10282 10283 class InstallParams extends HandlerParams { 10284 final OriginInfo origin; 10285 final MoveInfo move; 10286 final IPackageInstallObserver2 observer; 10287 int installFlags; 10288 final String installerPackageName; 10289 final String volumeUuid; 10290 final VerificationParams verificationParams; 10291 private InstallArgs mArgs; 10292 private int mRet; 10293 final String packageAbiOverride; 10294 10295 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10296 int installFlags, String installerPackageName, String volumeUuid, 10297 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10298 super(user); 10299 this.origin = origin; 10300 this.move = move; 10301 this.observer = observer; 10302 this.installFlags = installFlags; 10303 this.installerPackageName = installerPackageName; 10304 this.volumeUuid = volumeUuid; 10305 this.verificationParams = verificationParams; 10306 this.packageAbiOverride = packageAbiOverride; 10307 } 10308 10309 @Override 10310 public String toString() { 10311 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10312 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10313 } 10314 10315 public ManifestDigest getManifestDigest() { 10316 if (verificationParams == null) { 10317 return null; 10318 } 10319 return verificationParams.getManifestDigest(); 10320 } 10321 10322 private int installLocationPolicy(PackageInfoLite pkgLite) { 10323 String packageName = pkgLite.packageName; 10324 int installLocation = pkgLite.installLocation; 10325 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10326 // reader 10327 synchronized (mPackages) { 10328 PackageParser.Package pkg = mPackages.get(packageName); 10329 if (pkg != null) { 10330 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10331 // Check for downgrading. 10332 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10333 try { 10334 checkDowngrade(pkg, pkgLite); 10335 } catch (PackageManagerException e) { 10336 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10337 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10338 } 10339 } 10340 // Check for updated system application. 10341 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10342 if (onSd) { 10343 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10344 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10345 } 10346 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10347 } else { 10348 if (onSd) { 10349 // Install flag overrides everything. 10350 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10351 } 10352 // If current upgrade specifies particular preference 10353 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10354 // Application explicitly specified internal. 10355 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10356 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10357 // App explictly prefers external. Let policy decide 10358 } else { 10359 // Prefer previous location 10360 if (isExternal(pkg)) { 10361 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10362 } 10363 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10364 } 10365 } 10366 } else { 10367 // Invalid install. Return error code 10368 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10369 } 10370 } 10371 } 10372 // All the special cases have been taken care of. 10373 // Return result based on recommended install location. 10374 if (onSd) { 10375 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10376 } 10377 return pkgLite.recommendedInstallLocation; 10378 } 10379 10380 /* 10381 * Invoke remote method to get package information and install 10382 * location values. Override install location based on default 10383 * policy if needed and then create install arguments based 10384 * on the install location. 10385 */ 10386 public void handleStartCopy() throws RemoteException { 10387 int ret = PackageManager.INSTALL_SUCCEEDED; 10388 10389 // If we're already staged, we've firmly committed to an install location 10390 if (origin.staged) { 10391 if (origin.file != null) { 10392 installFlags |= PackageManager.INSTALL_INTERNAL; 10393 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10394 } else if (origin.cid != null) { 10395 installFlags |= PackageManager.INSTALL_EXTERNAL; 10396 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10397 } else { 10398 throw new IllegalStateException("Invalid stage location"); 10399 } 10400 } 10401 10402 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10403 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10404 10405 PackageInfoLite pkgLite = null; 10406 10407 if (onInt && onSd) { 10408 // Check if both bits are set. 10409 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10410 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10411 } else { 10412 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10413 packageAbiOverride); 10414 10415 /* 10416 * If we have too little free space, try to free cache 10417 * before giving up. 10418 */ 10419 if (!origin.staged && pkgLite.recommendedInstallLocation 10420 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10421 // TODO: focus freeing disk space on the target device 10422 final StorageManager storage = StorageManager.from(mContext); 10423 final long lowThreshold = storage.getStorageLowBytes( 10424 Environment.getDataDirectory()); 10425 10426 final long sizeBytes = mContainerService.calculateInstalledSize( 10427 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10428 10429 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10430 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10431 installFlags, packageAbiOverride); 10432 } 10433 10434 /* 10435 * The cache free must have deleted the file we 10436 * downloaded to install. 10437 * 10438 * TODO: fix the "freeCache" call to not delete 10439 * the file we care about. 10440 */ 10441 if (pkgLite.recommendedInstallLocation 10442 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10443 pkgLite.recommendedInstallLocation 10444 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10445 } 10446 } 10447 } 10448 10449 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10450 int loc = pkgLite.recommendedInstallLocation; 10451 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10452 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10453 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10454 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10455 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10456 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10457 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10458 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10459 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10460 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10461 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10462 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10463 } else { 10464 // Override with defaults if needed. 10465 loc = installLocationPolicy(pkgLite); 10466 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10467 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10468 } else if (!onSd && !onInt) { 10469 // Override install location with flags 10470 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10471 // Set the flag to install on external media. 10472 installFlags |= PackageManager.INSTALL_EXTERNAL; 10473 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10474 } else { 10475 // Make sure the flag for installing on external 10476 // media is unset 10477 installFlags |= PackageManager.INSTALL_INTERNAL; 10478 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10479 } 10480 } 10481 } 10482 } 10483 10484 final InstallArgs args = createInstallArgs(this); 10485 mArgs = args; 10486 10487 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10488 /* 10489 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10490 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10491 */ 10492 int userIdentifier = getUser().getIdentifier(); 10493 if (userIdentifier == UserHandle.USER_ALL 10494 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10495 userIdentifier = UserHandle.USER_OWNER; 10496 } 10497 10498 /* 10499 * Determine if we have any installed package verifiers. If we 10500 * do, then we'll defer to them to verify the packages. 10501 */ 10502 final int requiredUid = mRequiredVerifierPackage == null ? -1 10503 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10504 if (!origin.existing && requiredUid != -1 10505 && isVerificationEnabled(userIdentifier, installFlags)) { 10506 final Intent verification = new Intent( 10507 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10508 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10509 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10510 PACKAGE_MIME_TYPE); 10511 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10512 10513 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10514 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10515 0 /* TODO: Which userId? */); 10516 10517 if (DEBUG_VERIFY) { 10518 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10519 + verification.toString() + " with " + pkgLite.verifiers.length 10520 + " optional verifiers"); 10521 } 10522 10523 final int verificationId = mPendingVerificationToken++; 10524 10525 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10526 10527 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10528 installerPackageName); 10529 10530 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10531 installFlags); 10532 10533 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10534 pkgLite.packageName); 10535 10536 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10537 pkgLite.versionCode); 10538 10539 if (verificationParams != null) { 10540 if (verificationParams.getVerificationURI() != null) { 10541 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10542 verificationParams.getVerificationURI()); 10543 } 10544 if (verificationParams.getOriginatingURI() != null) { 10545 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10546 verificationParams.getOriginatingURI()); 10547 } 10548 if (verificationParams.getReferrer() != null) { 10549 verification.putExtra(Intent.EXTRA_REFERRER, 10550 verificationParams.getReferrer()); 10551 } 10552 if (verificationParams.getOriginatingUid() >= 0) { 10553 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10554 verificationParams.getOriginatingUid()); 10555 } 10556 if (verificationParams.getInstallerUid() >= 0) { 10557 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10558 verificationParams.getInstallerUid()); 10559 } 10560 } 10561 10562 final PackageVerificationState verificationState = new PackageVerificationState( 10563 requiredUid, args); 10564 10565 mPendingVerification.append(verificationId, verificationState); 10566 10567 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10568 receivers, verificationState); 10569 10570 /* 10571 * If any sufficient verifiers were listed in the package 10572 * manifest, attempt to ask them. 10573 */ 10574 if (sufficientVerifiers != null) { 10575 final int N = sufficientVerifiers.size(); 10576 if (N == 0) { 10577 Slog.i(TAG, "Additional verifiers required, but none installed."); 10578 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10579 } else { 10580 for (int i = 0; i < N; i++) { 10581 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10582 10583 final Intent sufficientIntent = new Intent(verification); 10584 sufficientIntent.setComponent(verifierComponent); 10585 10586 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10587 } 10588 } 10589 } 10590 10591 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10592 mRequiredVerifierPackage, receivers); 10593 if (ret == PackageManager.INSTALL_SUCCEEDED 10594 && mRequiredVerifierPackage != null) { 10595 /* 10596 * Send the intent to the required verification agent, 10597 * but only start the verification timeout after the 10598 * target BroadcastReceivers have run. 10599 */ 10600 verification.setComponent(requiredVerifierComponent); 10601 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10602 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10603 new BroadcastReceiver() { 10604 @Override 10605 public void onReceive(Context context, Intent intent) { 10606 final Message msg = mHandler 10607 .obtainMessage(CHECK_PENDING_VERIFICATION); 10608 msg.arg1 = verificationId; 10609 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10610 } 10611 }, null, 0, null, null); 10612 10613 /* 10614 * We don't want the copy to proceed until verification 10615 * succeeds, so null out this field. 10616 */ 10617 mArgs = null; 10618 } 10619 } else { 10620 /* 10621 * No package verification is enabled, so immediately start 10622 * the remote call to initiate copy using temporary file. 10623 */ 10624 ret = args.copyApk(mContainerService, true); 10625 } 10626 } 10627 10628 mRet = ret; 10629 } 10630 10631 @Override 10632 void handleReturnCode() { 10633 // If mArgs is null, then MCS couldn't be reached. When it 10634 // reconnects, it will try again to install. At that point, this 10635 // will succeed. 10636 if (mArgs != null) { 10637 processPendingInstall(mArgs, mRet); 10638 } 10639 } 10640 10641 @Override 10642 void handleServiceError() { 10643 mArgs = createInstallArgs(this); 10644 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10645 } 10646 10647 public boolean isForwardLocked() { 10648 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10649 } 10650 } 10651 10652 /** 10653 * Used during creation of InstallArgs 10654 * 10655 * @param installFlags package installation flags 10656 * @return true if should be installed on external storage 10657 */ 10658 private static boolean installOnExternalAsec(int installFlags) { 10659 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10660 return false; 10661 } 10662 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10663 return true; 10664 } 10665 return false; 10666 } 10667 10668 /** 10669 * Used during creation of InstallArgs 10670 * 10671 * @param installFlags package installation flags 10672 * @return true if should be installed as forward locked 10673 */ 10674 private static boolean installForwardLocked(int installFlags) { 10675 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10676 } 10677 10678 private InstallArgs createInstallArgs(InstallParams params) { 10679 if (params.move != null) { 10680 return new MoveInstallArgs(params); 10681 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10682 return new AsecInstallArgs(params); 10683 } else { 10684 return new FileInstallArgs(params); 10685 } 10686 } 10687 10688 /** 10689 * Create args that describe an existing installed package. Typically used 10690 * when cleaning up old installs, or used as a move source. 10691 */ 10692 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10693 String resourcePath, String[] instructionSets) { 10694 final boolean isInAsec; 10695 if (installOnExternalAsec(installFlags)) { 10696 /* Apps on SD card are always in ASEC containers. */ 10697 isInAsec = true; 10698 } else if (installForwardLocked(installFlags) 10699 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10700 /* 10701 * Forward-locked apps are only in ASEC containers if they're the 10702 * new style 10703 */ 10704 isInAsec = true; 10705 } else { 10706 isInAsec = false; 10707 } 10708 10709 if (isInAsec) { 10710 return new AsecInstallArgs(codePath, instructionSets, 10711 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10712 } else { 10713 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10714 } 10715 } 10716 10717 static abstract class InstallArgs { 10718 /** @see InstallParams#origin */ 10719 final OriginInfo origin; 10720 /** @see InstallParams#move */ 10721 final MoveInfo move; 10722 10723 final IPackageInstallObserver2 observer; 10724 // Always refers to PackageManager flags only 10725 final int installFlags; 10726 final String installerPackageName; 10727 final String volumeUuid; 10728 final ManifestDigest manifestDigest; 10729 final UserHandle user; 10730 final String abiOverride; 10731 10732 // The list of instruction sets supported by this app. This is currently 10733 // only used during the rmdex() phase to clean up resources. We can get rid of this 10734 // if we move dex files under the common app path. 10735 /* nullable */ String[] instructionSets; 10736 10737 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10738 int installFlags, String installerPackageName, String volumeUuid, 10739 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10740 String abiOverride) { 10741 this.origin = origin; 10742 this.move = move; 10743 this.installFlags = installFlags; 10744 this.observer = observer; 10745 this.installerPackageName = installerPackageName; 10746 this.volumeUuid = volumeUuid; 10747 this.manifestDigest = manifestDigest; 10748 this.user = user; 10749 this.instructionSets = instructionSets; 10750 this.abiOverride = abiOverride; 10751 } 10752 10753 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10754 abstract int doPreInstall(int status); 10755 10756 /** 10757 * Rename package into final resting place. All paths on the given 10758 * scanned package should be updated to reflect the rename. 10759 */ 10760 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10761 abstract int doPostInstall(int status, int uid); 10762 10763 /** @see PackageSettingBase#codePathString */ 10764 abstract String getCodePath(); 10765 /** @see PackageSettingBase#resourcePathString */ 10766 abstract String getResourcePath(); 10767 10768 // Need installer lock especially for dex file removal. 10769 abstract void cleanUpResourcesLI(); 10770 abstract boolean doPostDeleteLI(boolean delete); 10771 10772 /** 10773 * Called before the source arguments are copied. This is used mostly 10774 * for MoveParams when it needs to read the source file to put it in the 10775 * destination. 10776 */ 10777 int doPreCopy() { 10778 return PackageManager.INSTALL_SUCCEEDED; 10779 } 10780 10781 /** 10782 * Called after the source arguments are copied. This is used mostly for 10783 * MoveParams when it needs to read the source file to put it in the 10784 * destination. 10785 * 10786 * @return 10787 */ 10788 int doPostCopy(int uid) { 10789 return PackageManager.INSTALL_SUCCEEDED; 10790 } 10791 10792 protected boolean isFwdLocked() { 10793 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10794 } 10795 10796 protected boolean isExternalAsec() { 10797 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10798 } 10799 10800 UserHandle getUser() { 10801 return user; 10802 } 10803 } 10804 10805 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10806 if (!allCodePaths.isEmpty()) { 10807 if (instructionSets == null) { 10808 throw new IllegalStateException("instructionSet == null"); 10809 } 10810 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10811 for (String codePath : allCodePaths) { 10812 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10813 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10814 if (retCode < 0) { 10815 Slog.w(TAG, "Couldn't remove dex file for package: " 10816 + " at location " + codePath + ", retcode=" + retCode); 10817 // we don't consider this to be a failure of the core package deletion 10818 } 10819 } 10820 } 10821 } 10822 } 10823 10824 /** 10825 * Logic to handle installation of non-ASEC applications, including copying 10826 * and renaming logic. 10827 */ 10828 class FileInstallArgs extends InstallArgs { 10829 private File codeFile; 10830 private File resourceFile; 10831 10832 // Example topology: 10833 // /data/app/com.example/base.apk 10834 // /data/app/com.example/split_foo.apk 10835 // /data/app/com.example/lib/arm/libfoo.so 10836 // /data/app/com.example/lib/arm64/libfoo.so 10837 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10838 10839 /** New install */ 10840 FileInstallArgs(InstallParams params) { 10841 super(params.origin, params.move, params.observer, params.installFlags, 10842 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10843 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10844 if (isFwdLocked()) { 10845 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10846 } 10847 } 10848 10849 /** Existing install */ 10850 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10851 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10852 null); 10853 this.codeFile = (codePath != null) ? new File(codePath) : null; 10854 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10855 } 10856 10857 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10858 if (origin.staged) { 10859 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10860 codeFile = origin.file; 10861 resourceFile = origin.file; 10862 return PackageManager.INSTALL_SUCCEEDED; 10863 } 10864 10865 try { 10866 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10867 codeFile = tempDir; 10868 resourceFile = tempDir; 10869 } catch (IOException e) { 10870 Slog.w(TAG, "Failed to create copy file: " + e); 10871 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10872 } 10873 10874 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10875 @Override 10876 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10877 if (!FileUtils.isValidExtFilename(name)) { 10878 throw new IllegalArgumentException("Invalid filename: " + name); 10879 } 10880 try { 10881 final File file = new File(codeFile, name); 10882 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10883 O_RDWR | O_CREAT, 0644); 10884 Os.chmod(file.getAbsolutePath(), 0644); 10885 return new ParcelFileDescriptor(fd); 10886 } catch (ErrnoException e) { 10887 throw new RemoteException("Failed to open: " + e.getMessage()); 10888 } 10889 } 10890 }; 10891 10892 int ret = PackageManager.INSTALL_SUCCEEDED; 10893 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10894 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10895 Slog.e(TAG, "Failed to copy package"); 10896 return ret; 10897 } 10898 10899 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10900 NativeLibraryHelper.Handle handle = null; 10901 try { 10902 handle = NativeLibraryHelper.Handle.create(codeFile); 10903 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10904 abiOverride); 10905 } catch (IOException e) { 10906 Slog.e(TAG, "Copying native libraries failed", e); 10907 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10908 } finally { 10909 IoUtils.closeQuietly(handle); 10910 } 10911 10912 return ret; 10913 } 10914 10915 int doPreInstall(int status) { 10916 if (status != PackageManager.INSTALL_SUCCEEDED) { 10917 cleanUp(); 10918 } 10919 return status; 10920 } 10921 10922 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10923 if (status != PackageManager.INSTALL_SUCCEEDED) { 10924 cleanUp(); 10925 return false; 10926 } 10927 10928 final File targetDir = codeFile.getParentFile(); 10929 final File beforeCodeFile = codeFile; 10930 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10931 10932 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10933 try { 10934 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10935 } catch (ErrnoException e) { 10936 Slog.w(TAG, "Failed to rename", e); 10937 return false; 10938 } 10939 10940 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10941 Slog.w(TAG, "Failed to restorecon"); 10942 return false; 10943 } 10944 10945 // Reflect the rename internally 10946 codeFile = afterCodeFile; 10947 resourceFile = afterCodeFile; 10948 10949 // Reflect the rename in scanned details 10950 pkg.codePath = afterCodeFile.getAbsolutePath(); 10951 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10952 pkg.baseCodePath); 10953 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10954 pkg.splitCodePaths); 10955 10956 // Reflect the rename in app info 10957 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10958 pkg.applicationInfo.setCodePath(pkg.codePath); 10959 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10960 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10961 pkg.applicationInfo.setResourcePath(pkg.codePath); 10962 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10963 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10964 10965 return true; 10966 } 10967 10968 int doPostInstall(int status, int uid) { 10969 if (status != PackageManager.INSTALL_SUCCEEDED) { 10970 cleanUp(); 10971 } 10972 return status; 10973 } 10974 10975 @Override 10976 String getCodePath() { 10977 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10978 } 10979 10980 @Override 10981 String getResourcePath() { 10982 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10983 } 10984 10985 private boolean cleanUp() { 10986 if (codeFile == null || !codeFile.exists()) { 10987 return false; 10988 } 10989 10990 if (codeFile.isDirectory()) { 10991 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10992 } else { 10993 codeFile.delete(); 10994 } 10995 10996 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10997 resourceFile.delete(); 10998 } 10999 11000 return true; 11001 } 11002 11003 void cleanUpResourcesLI() { 11004 // Try enumerating all code paths before deleting 11005 List<String> allCodePaths = Collections.EMPTY_LIST; 11006 if (codeFile != null && codeFile.exists()) { 11007 try { 11008 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11009 allCodePaths = pkg.getAllCodePaths(); 11010 } catch (PackageParserException e) { 11011 // Ignored; we tried our best 11012 } 11013 } 11014 11015 cleanUp(); 11016 removeDexFiles(allCodePaths, instructionSets); 11017 } 11018 11019 boolean doPostDeleteLI(boolean delete) { 11020 // XXX err, shouldn't we respect the delete flag? 11021 cleanUpResourcesLI(); 11022 return true; 11023 } 11024 } 11025 11026 private boolean isAsecExternal(String cid) { 11027 final String asecPath = PackageHelper.getSdFilesystem(cid); 11028 return !asecPath.startsWith(mAsecInternalPath); 11029 } 11030 11031 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11032 PackageManagerException { 11033 if (copyRet < 0) { 11034 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11035 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11036 throw new PackageManagerException(copyRet, message); 11037 } 11038 } 11039 } 11040 11041 /** 11042 * Extract the MountService "container ID" from the full code path of an 11043 * .apk. 11044 */ 11045 static String cidFromCodePath(String fullCodePath) { 11046 int eidx = fullCodePath.lastIndexOf("/"); 11047 String subStr1 = fullCodePath.substring(0, eidx); 11048 int sidx = subStr1.lastIndexOf("/"); 11049 return subStr1.substring(sidx+1, eidx); 11050 } 11051 11052 /** 11053 * Logic to handle installation of ASEC applications, including copying and 11054 * renaming logic. 11055 */ 11056 class AsecInstallArgs extends InstallArgs { 11057 static final String RES_FILE_NAME = "pkg.apk"; 11058 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11059 11060 String cid; 11061 String packagePath; 11062 String resourcePath; 11063 11064 /** New install */ 11065 AsecInstallArgs(InstallParams params) { 11066 super(params.origin, params.move, params.observer, params.installFlags, 11067 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11068 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11069 } 11070 11071 /** Existing install */ 11072 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11073 boolean isExternal, boolean isForwardLocked) { 11074 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11075 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11076 instructionSets, null); 11077 // Hackily pretend we're still looking at a full code path 11078 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11079 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11080 } 11081 11082 // Extract cid from fullCodePath 11083 int eidx = fullCodePath.lastIndexOf("/"); 11084 String subStr1 = fullCodePath.substring(0, eidx); 11085 int sidx = subStr1.lastIndexOf("/"); 11086 cid = subStr1.substring(sidx+1, eidx); 11087 setMountPath(subStr1); 11088 } 11089 11090 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11091 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11092 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11093 instructionSets, null); 11094 this.cid = cid; 11095 setMountPath(PackageHelper.getSdDir(cid)); 11096 } 11097 11098 void createCopyFile() { 11099 cid = mInstallerService.allocateExternalStageCidLegacy(); 11100 } 11101 11102 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11103 if (origin.staged) { 11104 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11105 cid = origin.cid; 11106 setMountPath(PackageHelper.getSdDir(cid)); 11107 return PackageManager.INSTALL_SUCCEEDED; 11108 } 11109 11110 if (temp) { 11111 createCopyFile(); 11112 } else { 11113 /* 11114 * Pre-emptively destroy the container since it's destroyed if 11115 * copying fails due to it existing anyway. 11116 */ 11117 PackageHelper.destroySdDir(cid); 11118 } 11119 11120 final String newMountPath = imcs.copyPackageToContainer( 11121 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11122 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11123 11124 if (newMountPath != null) { 11125 setMountPath(newMountPath); 11126 return PackageManager.INSTALL_SUCCEEDED; 11127 } else { 11128 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11129 } 11130 } 11131 11132 @Override 11133 String getCodePath() { 11134 return packagePath; 11135 } 11136 11137 @Override 11138 String getResourcePath() { 11139 return resourcePath; 11140 } 11141 11142 int doPreInstall(int status) { 11143 if (status != PackageManager.INSTALL_SUCCEEDED) { 11144 // Destroy container 11145 PackageHelper.destroySdDir(cid); 11146 } else { 11147 boolean mounted = PackageHelper.isContainerMounted(cid); 11148 if (!mounted) { 11149 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11150 Process.SYSTEM_UID); 11151 if (newMountPath != null) { 11152 setMountPath(newMountPath); 11153 } else { 11154 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11155 } 11156 } 11157 } 11158 return status; 11159 } 11160 11161 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11162 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11163 String newMountPath = null; 11164 if (PackageHelper.isContainerMounted(cid)) { 11165 // Unmount the container 11166 if (!PackageHelper.unMountSdDir(cid)) { 11167 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11168 return false; 11169 } 11170 } 11171 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11172 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11173 " which might be stale. Will try to clean up."); 11174 // Clean up the stale container and proceed to recreate. 11175 if (!PackageHelper.destroySdDir(newCacheId)) { 11176 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11177 return false; 11178 } 11179 // Successfully cleaned up stale container. Try to rename again. 11180 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11181 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11182 + " inspite of cleaning it up."); 11183 return false; 11184 } 11185 } 11186 if (!PackageHelper.isContainerMounted(newCacheId)) { 11187 Slog.w(TAG, "Mounting container " + newCacheId); 11188 newMountPath = PackageHelper.mountSdDir(newCacheId, 11189 getEncryptKey(), Process.SYSTEM_UID); 11190 } else { 11191 newMountPath = PackageHelper.getSdDir(newCacheId); 11192 } 11193 if (newMountPath == null) { 11194 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11195 return false; 11196 } 11197 Log.i(TAG, "Succesfully renamed " + cid + 11198 " to " + newCacheId + 11199 " at new path: " + newMountPath); 11200 cid = newCacheId; 11201 11202 final File beforeCodeFile = new File(packagePath); 11203 setMountPath(newMountPath); 11204 final File afterCodeFile = new File(packagePath); 11205 11206 // Reflect the rename in scanned details 11207 pkg.codePath = afterCodeFile.getAbsolutePath(); 11208 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11209 pkg.baseCodePath); 11210 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11211 pkg.splitCodePaths); 11212 11213 // Reflect the rename in app info 11214 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11215 pkg.applicationInfo.setCodePath(pkg.codePath); 11216 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11217 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11218 pkg.applicationInfo.setResourcePath(pkg.codePath); 11219 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11220 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11221 11222 return true; 11223 } 11224 11225 private void setMountPath(String mountPath) { 11226 final File mountFile = new File(mountPath); 11227 11228 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11229 if (monolithicFile.exists()) { 11230 packagePath = monolithicFile.getAbsolutePath(); 11231 if (isFwdLocked()) { 11232 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11233 } else { 11234 resourcePath = packagePath; 11235 } 11236 } else { 11237 packagePath = mountFile.getAbsolutePath(); 11238 resourcePath = packagePath; 11239 } 11240 } 11241 11242 int doPostInstall(int status, int uid) { 11243 if (status != PackageManager.INSTALL_SUCCEEDED) { 11244 cleanUp(); 11245 } else { 11246 final int groupOwner; 11247 final String protectedFile; 11248 if (isFwdLocked()) { 11249 groupOwner = UserHandle.getSharedAppGid(uid); 11250 protectedFile = RES_FILE_NAME; 11251 } else { 11252 groupOwner = -1; 11253 protectedFile = null; 11254 } 11255 11256 if (uid < Process.FIRST_APPLICATION_UID 11257 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11258 Slog.e(TAG, "Failed to finalize " + cid); 11259 PackageHelper.destroySdDir(cid); 11260 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11261 } 11262 11263 boolean mounted = PackageHelper.isContainerMounted(cid); 11264 if (!mounted) { 11265 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11266 } 11267 } 11268 return status; 11269 } 11270 11271 private void cleanUp() { 11272 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11273 11274 // Destroy secure container 11275 PackageHelper.destroySdDir(cid); 11276 } 11277 11278 private List<String> getAllCodePaths() { 11279 final File codeFile = new File(getCodePath()); 11280 if (codeFile != null && codeFile.exists()) { 11281 try { 11282 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11283 return pkg.getAllCodePaths(); 11284 } catch (PackageParserException e) { 11285 // Ignored; we tried our best 11286 } 11287 } 11288 return Collections.EMPTY_LIST; 11289 } 11290 11291 void cleanUpResourcesLI() { 11292 // Enumerate all code paths before deleting 11293 cleanUpResourcesLI(getAllCodePaths()); 11294 } 11295 11296 private void cleanUpResourcesLI(List<String> allCodePaths) { 11297 cleanUp(); 11298 removeDexFiles(allCodePaths, instructionSets); 11299 } 11300 11301 String getPackageName() { 11302 return getAsecPackageName(cid); 11303 } 11304 11305 boolean doPostDeleteLI(boolean delete) { 11306 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11307 final List<String> allCodePaths = getAllCodePaths(); 11308 boolean mounted = PackageHelper.isContainerMounted(cid); 11309 if (mounted) { 11310 // Unmount first 11311 if (PackageHelper.unMountSdDir(cid)) { 11312 mounted = false; 11313 } 11314 } 11315 if (!mounted && delete) { 11316 cleanUpResourcesLI(allCodePaths); 11317 } 11318 return !mounted; 11319 } 11320 11321 @Override 11322 int doPreCopy() { 11323 if (isFwdLocked()) { 11324 if (!PackageHelper.fixSdPermissions(cid, 11325 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11326 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11327 } 11328 } 11329 11330 return PackageManager.INSTALL_SUCCEEDED; 11331 } 11332 11333 @Override 11334 int doPostCopy(int uid) { 11335 if (isFwdLocked()) { 11336 if (uid < Process.FIRST_APPLICATION_UID 11337 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11338 RES_FILE_NAME)) { 11339 Slog.e(TAG, "Failed to finalize " + cid); 11340 PackageHelper.destroySdDir(cid); 11341 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11342 } 11343 } 11344 11345 return PackageManager.INSTALL_SUCCEEDED; 11346 } 11347 } 11348 11349 /** 11350 * Logic to handle movement of existing installed applications. 11351 */ 11352 class MoveInstallArgs extends InstallArgs { 11353 private File codeFile; 11354 private File resourceFile; 11355 11356 /** New install */ 11357 MoveInstallArgs(InstallParams params) { 11358 super(params.origin, params.move, params.observer, params.installFlags, 11359 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11360 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11361 } 11362 11363 int copyApk(IMediaContainerService imcs, boolean temp) { 11364 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11365 + move.fromUuid + " to " + move.toUuid); 11366 synchronized (mInstaller) { 11367 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11368 move.dataAppName, move.appId, move.seinfo) != 0) { 11369 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11370 } 11371 } 11372 11373 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11374 resourceFile = codeFile; 11375 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11376 11377 return PackageManager.INSTALL_SUCCEEDED; 11378 } 11379 11380 int doPreInstall(int status) { 11381 if (status != PackageManager.INSTALL_SUCCEEDED) { 11382 cleanUp(move.toUuid); 11383 } 11384 return status; 11385 } 11386 11387 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11388 if (status != PackageManager.INSTALL_SUCCEEDED) { 11389 cleanUp(move.toUuid); 11390 return false; 11391 } 11392 11393 // Reflect the move in app info 11394 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11395 pkg.applicationInfo.setCodePath(pkg.codePath); 11396 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11397 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11398 pkg.applicationInfo.setResourcePath(pkg.codePath); 11399 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11400 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11401 11402 return true; 11403 } 11404 11405 int doPostInstall(int status, int uid) { 11406 if (status == PackageManager.INSTALL_SUCCEEDED) { 11407 cleanUp(move.fromUuid); 11408 } else { 11409 cleanUp(move.toUuid); 11410 } 11411 return status; 11412 } 11413 11414 @Override 11415 String getCodePath() { 11416 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11417 } 11418 11419 @Override 11420 String getResourcePath() { 11421 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11422 } 11423 11424 private boolean cleanUp(String volumeUuid) { 11425 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11426 move.dataAppName); 11427 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11428 synchronized (mInstallLock) { 11429 // Clean up both app data and code 11430 removeDataDirsLI(volumeUuid, move.packageName); 11431 if (codeFile.isDirectory()) { 11432 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11433 } else { 11434 codeFile.delete(); 11435 } 11436 } 11437 return true; 11438 } 11439 11440 void cleanUpResourcesLI() { 11441 throw new UnsupportedOperationException(); 11442 } 11443 11444 boolean doPostDeleteLI(boolean delete) { 11445 throw new UnsupportedOperationException(); 11446 } 11447 } 11448 11449 static String getAsecPackageName(String packageCid) { 11450 int idx = packageCid.lastIndexOf("-"); 11451 if (idx == -1) { 11452 return packageCid; 11453 } 11454 return packageCid.substring(0, idx); 11455 } 11456 11457 // Utility method used to create code paths based on package name and available index. 11458 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11459 String idxStr = ""; 11460 int idx = 1; 11461 // Fall back to default value of idx=1 if prefix is not 11462 // part of oldCodePath 11463 if (oldCodePath != null) { 11464 String subStr = oldCodePath; 11465 // Drop the suffix right away 11466 if (suffix != null && subStr.endsWith(suffix)) { 11467 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11468 } 11469 // If oldCodePath already contains prefix find out the 11470 // ending index to either increment or decrement. 11471 int sidx = subStr.lastIndexOf(prefix); 11472 if (sidx != -1) { 11473 subStr = subStr.substring(sidx + prefix.length()); 11474 if (subStr != null) { 11475 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11476 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11477 } 11478 try { 11479 idx = Integer.parseInt(subStr); 11480 if (idx <= 1) { 11481 idx++; 11482 } else { 11483 idx--; 11484 } 11485 } catch(NumberFormatException e) { 11486 } 11487 } 11488 } 11489 } 11490 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11491 return prefix + idxStr; 11492 } 11493 11494 private File getNextCodePath(File targetDir, String packageName) { 11495 int suffix = 1; 11496 File result; 11497 do { 11498 result = new File(targetDir, packageName + "-" + suffix); 11499 suffix++; 11500 } while (result.exists()); 11501 return result; 11502 } 11503 11504 // Utility method that returns the relative package path with respect 11505 // to the installation directory. Like say for /data/data/com.test-1.apk 11506 // string com.test-1 is returned. 11507 static String deriveCodePathName(String codePath) { 11508 if (codePath == null) { 11509 return null; 11510 } 11511 final File codeFile = new File(codePath); 11512 final String name = codeFile.getName(); 11513 if (codeFile.isDirectory()) { 11514 return name; 11515 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11516 final int lastDot = name.lastIndexOf('.'); 11517 return name.substring(0, lastDot); 11518 } else { 11519 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11520 return null; 11521 } 11522 } 11523 11524 class PackageInstalledInfo { 11525 String name; 11526 int uid; 11527 // The set of users that originally had this package installed. 11528 int[] origUsers; 11529 // The set of users that now have this package installed. 11530 int[] newUsers; 11531 PackageParser.Package pkg; 11532 int returnCode; 11533 String returnMsg; 11534 PackageRemovedInfo removedInfo; 11535 11536 public void setError(int code, String msg) { 11537 returnCode = code; 11538 returnMsg = msg; 11539 Slog.w(TAG, msg); 11540 } 11541 11542 public void setError(String msg, PackageParserException e) { 11543 returnCode = e.error; 11544 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11545 Slog.w(TAG, msg, e); 11546 } 11547 11548 public void setError(String msg, PackageManagerException e) { 11549 returnCode = e.error; 11550 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11551 Slog.w(TAG, msg, e); 11552 } 11553 11554 // In some error cases we want to convey more info back to the observer 11555 String origPackage; 11556 String origPermission; 11557 } 11558 11559 /* 11560 * Install a non-existing package. 11561 */ 11562 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11563 UserHandle user, String installerPackageName, String volumeUuid, 11564 PackageInstalledInfo res) { 11565 // Remember this for later, in case we need to rollback this install 11566 String pkgName = pkg.packageName; 11567 11568 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11569 final boolean dataDirExists = Environment 11570 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11571 synchronized(mPackages) { 11572 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11573 // A package with the same name is already installed, though 11574 // it has been renamed to an older name. The package we 11575 // are trying to install should be installed as an update to 11576 // the existing one, but that has not been requested, so bail. 11577 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11578 + " without first uninstalling package running as " 11579 + mSettings.mRenamedPackages.get(pkgName)); 11580 return; 11581 } 11582 if (mPackages.containsKey(pkgName)) { 11583 // Don't allow installation over an existing package with the same name. 11584 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11585 + " without first uninstalling."); 11586 return; 11587 } 11588 } 11589 11590 try { 11591 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11592 System.currentTimeMillis(), user); 11593 11594 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11595 // delete the partially installed application. the data directory will have to be 11596 // restored if it was already existing 11597 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11598 // remove package from internal structures. Note that we want deletePackageX to 11599 // delete the package data and cache directories that it created in 11600 // scanPackageLocked, unless those directories existed before we even tried to 11601 // install. 11602 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11603 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11604 res.removedInfo, true); 11605 } 11606 11607 } catch (PackageManagerException e) { 11608 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11609 } 11610 } 11611 11612 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11613 // Can't rotate keys during boot or if sharedUser. 11614 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11615 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11616 return false; 11617 } 11618 // app is using upgradeKeySets; make sure all are valid 11619 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11620 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11621 for (int i = 0; i < upgradeKeySets.length; i++) { 11622 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11623 Slog.wtf(TAG, "Package " 11624 + (oldPs.name != null ? oldPs.name : "<null>") 11625 + " contains upgrade-key-set reference to unknown key-set: " 11626 + upgradeKeySets[i] 11627 + " reverting to signatures check."); 11628 return false; 11629 } 11630 } 11631 return true; 11632 } 11633 11634 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11635 // Upgrade keysets are being used. Determine if new package has a superset of the 11636 // required keys. 11637 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11638 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11639 for (int i = 0; i < upgradeKeySets.length; i++) { 11640 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11641 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11642 return true; 11643 } 11644 } 11645 return false; 11646 } 11647 11648 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11649 UserHandle user, String installerPackageName, String volumeUuid, 11650 PackageInstalledInfo res) { 11651 final PackageParser.Package oldPackage; 11652 final String pkgName = pkg.packageName; 11653 final int[] allUsers; 11654 final boolean[] perUserInstalled; 11655 final boolean weFroze; 11656 11657 // First find the old package info and check signatures 11658 synchronized(mPackages) { 11659 oldPackage = mPackages.get(pkgName); 11660 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11661 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11662 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11663 if(!checkUpgradeKeySetLP(ps, pkg)) { 11664 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11665 "New package not signed by keys specified by upgrade-keysets: " 11666 + pkgName); 11667 return; 11668 } 11669 } else { 11670 // default to original signature matching 11671 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11672 != PackageManager.SIGNATURE_MATCH) { 11673 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11674 "New package has a different signature: " + pkgName); 11675 return; 11676 } 11677 } 11678 11679 // In case of rollback, remember per-user/profile install state 11680 allUsers = sUserManager.getUserIds(); 11681 perUserInstalled = new boolean[allUsers.length]; 11682 for (int i = 0; i < allUsers.length; i++) { 11683 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11684 } 11685 11686 // Mark the app as frozen to prevent launching during the upgrade 11687 // process, and then kill all running instances 11688 if (!ps.frozen) { 11689 ps.frozen = true; 11690 weFroze = true; 11691 } else { 11692 weFroze = false; 11693 } 11694 } 11695 11696 // Now that we're guarded by frozen state, kill app during upgrade 11697 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11698 11699 try { 11700 boolean sysPkg = (isSystemApp(oldPackage)); 11701 if (sysPkg) { 11702 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11703 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11704 } else { 11705 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11706 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11707 } 11708 } finally { 11709 // Regardless of success or failure of upgrade steps above, always 11710 // unfreeze the package if we froze it 11711 if (weFroze) { 11712 unfreezePackage(pkgName); 11713 } 11714 } 11715 } 11716 11717 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11718 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11719 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11720 String volumeUuid, PackageInstalledInfo res) { 11721 String pkgName = deletedPackage.packageName; 11722 boolean deletedPkg = true; 11723 boolean updatedSettings = false; 11724 11725 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11726 + deletedPackage); 11727 long origUpdateTime; 11728 if (pkg.mExtras != null) { 11729 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11730 } else { 11731 origUpdateTime = 0; 11732 } 11733 11734 // First delete the existing package while retaining the data directory 11735 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11736 res.removedInfo, true)) { 11737 // If the existing package wasn't successfully deleted 11738 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11739 deletedPkg = false; 11740 } else { 11741 // Successfully deleted the old package; proceed with replace. 11742 11743 // If deleted package lived in a container, give users a chance to 11744 // relinquish resources before killing. 11745 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11746 if (DEBUG_INSTALL) { 11747 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11748 } 11749 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11750 final ArrayList<String> pkgList = new ArrayList<String>(1); 11751 pkgList.add(deletedPackage.applicationInfo.packageName); 11752 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11753 } 11754 11755 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11756 try { 11757 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11758 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11759 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11760 perUserInstalled, res, user); 11761 updatedSettings = true; 11762 } catch (PackageManagerException e) { 11763 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11764 } 11765 } 11766 11767 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11768 // remove package from internal structures. Note that we want deletePackageX to 11769 // delete the package data and cache directories that it created in 11770 // scanPackageLocked, unless those directories existed before we even tried to 11771 // install. 11772 if(updatedSettings) { 11773 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11774 deletePackageLI( 11775 pkgName, null, true, allUsers, perUserInstalled, 11776 PackageManager.DELETE_KEEP_DATA, 11777 res.removedInfo, true); 11778 } 11779 // Since we failed to install the new package we need to restore the old 11780 // package that we deleted. 11781 if (deletedPkg) { 11782 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11783 File restoreFile = new File(deletedPackage.codePath); 11784 // Parse old package 11785 boolean oldExternal = isExternal(deletedPackage); 11786 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11787 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11788 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11789 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11790 try { 11791 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11792 } catch (PackageManagerException e) { 11793 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11794 + e.getMessage()); 11795 return; 11796 } 11797 // Restore of old package succeeded. Update permissions. 11798 // writer 11799 synchronized (mPackages) { 11800 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11801 UPDATE_PERMISSIONS_ALL); 11802 // can downgrade to reader 11803 mSettings.writeLPr(); 11804 } 11805 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11806 } 11807 } 11808 } 11809 11810 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11811 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11812 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11813 String volumeUuid, PackageInstalledInfo res) { 11814 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11815 + ", old=" + deletedPackage); 11816 boolean disabledSystem = false; 11817 boolean updatedSettings = false; 11818 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11819 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11820 != 0) { 11821 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11822 } 11823 String packageName = deletedPackage.packageName; 11824 if (packageName == null) { 11825 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11826 "Attempt to delete null packageName."); 11827 return; 11828 } 11829 PackageParser.Package oldPkg; 11830 PackageSetting oldPkgSetting; 11831 // reader 11832 synchronized (mPackages) { 11833 oldPkg = mPackages.get(packageName); 11834 oldPkgSetting = mSettings.mPackages.get(packageName); 11835 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11836 (oldPkgSetting == null)) { 11837 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11838 "Couldn't find package:" + packageName + " information"); 11839 return; 11840 } 11841 } 11842 11843 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11844 res.removedInfo.removedPackage = packageName; 11845 // Remove existing system package 11846 removePackageLI(oldPkgSetting, true); 11847 // writer 11848 synchronized (mPackages) { 11849 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11850 if (!disabledSystem && deletedPackage != null) { 11851 // We didn't need to disable the .apk as a current system package, 11852 // which means we are replacing another update that is already 11853 // installed. We need to make sure to delete the older one's .apk. 11854 res.removedInfo.args = createInstallArgsForExisting(0, 11855 deletedPackage.applicationInfo.getCodePath(), 11856 deletedPackage.applicationInfo.getResourcePath(), 11857 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11858 } else { 11859 res.removedInfo.args = null; 11860 } 11861 } 11862 11863 // Successfully disabled the old package. Now proceed with re-installation 11864 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11865 11866 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11867 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11868 11869 PackageParser.Package newPackage = null; 11870 try { 11871 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11872 if (newPackage.mExtras != null) { 11873 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11874 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11875 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11876 11877 // is the update attempting to change shared user? that isn't going to work... 11878 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11879 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11880 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11881 + " to " + newPkgSetting.sharedUser); 11882 updatedSettings = true; 11883 } 11884 } 11885 11886 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11887 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11888 perUserInstalled, res, user); 11889 updatedSettings = true; 11890 } 11891 11892 } catch (PackageManagerException e) { 11893 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11894 } 11895 11896 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11897 // Re installation failed. Restore old information 11898 // Remove new pkg information 11899 if (newPackage != null) { 11900 removeInstalledPackageLI(newPackage, true); 11901 } 11902 // Add back the old system package 11903 try { 11904 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11905 } catch (PackageManagerException e) { 11906 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11907 } 11908 // Restore the old system information in Settings 11909 synchronized (mPackages) { 11910 if (disabledSystem) { 11911 mSettings.enableSystemPackageLPw(packageName); 11912 } 11913 if (updatedSettings) { 11914 mSettings.setInstallerPackageName(packageName, 11915 oldPkgSetting.installerPackageName); 11916 } 11917 mSettings.writeLPr(); 11918 } 11919 } 11920 } 11921 11922 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11923 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11924 UserHandle user) { 11925 String pkgName = newPackage.packageName; 11926 synchronized (mPackages) { 11927 //write settings. the installStatus will be incomplete at this stage. 11928 //note that the new package setting would have already been 11929 //added to mPackages. It hasn't been persisted yet. 11930 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11931 mSettings.writeLPr(); 11932 } 11933 11934 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11935 11936 synchronized (mPackages) { 11937 updatePermissionsLPw(newPackage.packageName, newPackage, 11938 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11939 ? UPDATE_PERMISSIONS_ALL : 0)); 11940 // For system-bundled packages, we assume that installing an upgraded version 11941 // of the package implies that the user actually wants to run that new code, 11942 // so we enable the package. 11943 PackageSetting ps = mSettings.mPackages.get(pkgName); 11944 if (ps != null) { 11945 if (isSystemApp(newPackage)) { 11946 // NB: implicit assumption that system package upgrades apply to all users 11947 if (DEBUG_INSTALL) { 11948 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11949 } 11950 if (res.origUsers != null) { 11951 for (int userHandle : res.origUsers) { 11952 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11953 userHandle, installerPackageName); 11954 } 11955 } 11956 // Also convey the prior install/uninstall state 11957 if (allUsers != null && perUserInstalled != null) { 11958 for (int i = 0; i < allUsers.length; i++) { 11959 if (DEBUG_INSTALL) { 11960 Slog.d(TAG, " user " + allUsers[i] 11961 + " => " + perUserInstalled[i]); 11962 } 11963 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11964 } 11965 // these install state changes will be persisted in the 11966 // upcoming call to mSettings.writeLPr(). 11967 } 11968 } 11969 // It's implied that when a user requests installation, they want the app to be 11970 // installed and enabled. 11971 int userId = user.getIdentifier(); 11972 if (userId != UserHandle.USER_ALL) { 11973 ps.setInstalled(true, userId); 11974 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11975 } 11976 } 11977 res.name = pkgName; 11978 res.uid = newPackage.applicationInfo.uid; 11979 res.pkg = newPackage; 11980 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11981 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11982 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11983 //to update install status 11984 mSettings.writeLPr(); 11985 } 11986 } 11987 11988 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11989 final int installFlags = args.installFlags; 11990 final String installerPackageName = args.installerPackageName; 11991 final String volumeUuid = args.volumeUuid; 11992 final File tmpPackageFile = new File(args.getCodePath()); 11993 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11994 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11995 || (args.volumeUuid != null)); 11996 boolean replace = false; 11997 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11998 if (args.move != null) { 11999 // moving a complete application; perfom an initial scan on the new install location 12000 scanFlags |= SCAN_INITIAL; 12001 } 12002 // Result object to be returned 12003 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12004 12005 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12006 // Retrieve PackageSettings and parse package 12007 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12008 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12009 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12010 PackageParser pp = new PackageParser(); 12011 pp.setSeparateProcesses(mSeparateProcesses); 12012 pp.setDisplayMetrics(mMetrics); 12013 12014 final PackageParser.Package pkg; 12015 try { 12016 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12017 } catch (PackageParserException e) { 12018 res.setError("Failed parse during installPackageLI", e); 12019 return; 12020 } 12021 12022 // Mark that we have an install time CPU ABI override. 12023 pkg.cpuAbiOverride = args.abiOverride; 12024 12025 String pkgName = res.name = pkg.packageName; 12026 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12027 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12028 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12029 return; 12030 } 12031 } 12032 12033 try { 12034 pp.collectCertificates(pkg, parseFlags); 12035 pp.collectManifestDigest(pkg); 12036 } catch (PackageParserException e) { 12037 res.setError("Failed collect during installPackageLI", e); 12038 return; 12039 } 12040 12041 /* If the installer passed in a manifest digest, compare it now. */ 12042 if (args.manifestDigest != null) { 12043 if (DEBUG_INSTALL) { 12044 final String parsedManifest = pkg.manifestDigest == null ? "null" 12045 : pkg.manifestDigest.toString(); 12046 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12047 + parsedManifest); 12048 } 12049 12050 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12051 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12052 return; 12053 } 12054 } else if (DEBUG_INSTALL) { 12055 final String parsedManifest = pkg.manifestDigest == null 12056 ? "null" : pkg.manifestDigest.toString(); 12057 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12058 } 12059 12060 // Get rid of all references to package scan path via parser. 12061 pp = null; 12062 String oldCodePath = null; 12063 boolean systemApp = false; 12064 synchronized (mPackages) { 12065 // Check if installing already existing package 12066 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12067 String oldName = mSettings.mRenamedPackages.get(pkgName); 12068 if (pkg.mOriginalPackages != null 12069 && pkg.mOriginalPackages.contains(oldName) 12070 && mPackages.containsKey(oldName)) { 12071 // This package is derived from an original package, 12072 // and this device has been updating from that original 12073 // name. We must continue using the original name, so 12074 // rename the new package here. 12075 pkg.setPackageName(oldName); 12076 pkgName = pkg.packageName; 12077 replace = true; 12078 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12079 + oldName + " pkgName=" + pkgName); 12080 } else if (mPackages.containsKey(pkgName)) { 12081 // This package, under its official name, already exists 12082 // on the device; we should replace it. 12083 replace = true; 12084 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12085 } 12086 12087 // Prevent apps opting out from runtime permissions 12088 if (replace) { 12089 PackageParser.Package oldPackage = mPackages.get(pkgName); 12090 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12091 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12092 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12093 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12094 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12095 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12096 + " doesn't support runtime permissions but the old" 12097 + " target SDK " + oldTargetSdk + " does."); 12098 return; 12099 } 12100 } 12101 } 12102 12103 PackageSetting ps = mSettings.mPackages.get(pkgName); 12104 if (ps != null) { 12105 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12106 12107 // Quick sanity check that we're signed correctly if updating; 12108 // we'll check this again later when scanning, but we want to 12109 // bail early here before tripping over redefined permissions. 12110 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12111 if (!checkUpgradeKeySetLP(ps, pkg)) { 12112 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12113 + pkg.packageName + " upgrade keys do not match the " 12114 + "previously installed version"); 12115 return; 12116 } 12117 } else { 12118 try { 12119 verifySignaturesLP(ps, pkg); 12120 } catch (PackageManagerException e) { 12121 res.setError(e.error, e.getMessage()); 12122 return; 12123 } 12124 } 12125 12126 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12127 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12128 systemApp = (ps.pkg.applicationInfo.flags & 12129 ApplicationInfo.FLAG_SYSTEM) != 0; 12130 } 12131 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12132 } 12133 12134 // Check whether the newly-scanned package wants to define an already-defined perm 12135 int N = pkg.permissions.size(); 12136 for (int i = N-1; i >= 0; i--) { 12137 PackageParser.Permission perm = pkg.permissions.get(i); 12138 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12139 if (bp != null) { 12140 // If the defining package is signed with our cert, it's okay. This 12141 // also includes the "updating the same package" case, of course. 12142 // "updating same package" could also involve key-rotation. 12143 final boolean sigsOk; 12144 if (bp.sourcePackage.equals(pkg.packageName) 12145 && (bp.packageSetting instanceof PackageSetting) 12146 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12147 scanFlags))) { 12148 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12149 } else { 12150 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12151 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12152 } 12153 if (!sigsOk) { 12154 // If the owning package is the system itself, we log but allow 12155 // install to proceed; we fail the install on all other permission 12156 // redefinitions. 12157 if (!bp.sourcePackage.equals("android")) { 12158 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12159 + pkg.packageName + " attempting to redeclare permission " 12160 + perm.info.name + " already owned by " + bp.sourcePackage); 12161 res.origPermission = perm.info.name; 12162 res.origPackage = bp.sourcePackage; 12163 return; 12164 } else { 12165 Slog.w(TAG, "Package " + pkg.packageName 12166 + " attempting to redeclare system permission " 12167 + perm.info.name + "; ignoring new declaration"); 12168 pkg.permissions.remove(i); 12169 } 12170 } 12171 } 12172 } 12173 12174 } 12175 12176 if (systemApp && onExternal) { 12177 // Disable updates to system apps on sdcard 12178 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12179 "Cannot install updates to system apps on sdcard"); 12180 return; 12181 } 12182 12183 if (args.move != null) { 12184 // We did an in-place move, so dex is ready to roll 12185 scanFlags |= SCAN_NO_DEX; 12186 scanFlags |= SCAN_MOVE; 12187 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12188 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12189 scanFlags |= SCAN_NO_DEX; 12190 12191 try { 12192 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12193 true /* extract libs */); 12194 } catch (PackageManagerException pme) { 12195 Slog.e(TAG, "Error deriving application ABI", pme); 12196 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12197 return; 12198 } 12199 12200 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12201 int result = mPackageDexOptimizer 12202 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12203 false /* defer */, false /* inclDependencies */); 12204 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12205 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12206 return; 12207 } 12208 } 12209 12210 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12211 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12212 return; 12213 } 12214 12215 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12216 12217 if (replace) { 12218 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12219 installerPackageName, volumeUuid, res); 12220 } else { 12221 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12222 args.user, installerPackageName, volumeUuid, res); 12223 } 12224 synchronized (mPackages) { 12225 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12226 if (ps != null) { 12227 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12228 } 12229 } 12230 } 12231 12232 private void startIntentFilterVerifications(int userId, boolean replacing, 12233 PackageParser.Package pkg) { 12234 if (mIntentFilterVerifierComponent == null) { 12235 Slog.w(TAG, "No IntentFilter verification will not be done as " 12236 + "there is no IntentFilterVerifier available!"); 12237 return; 12238 } 12239 12240 final int verifierUid = getPackageUid( 12241 mIntentFilterVerifierComponent.getPackageName(), 12242 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12243 12244 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12245 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12246 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12247 mHandler.sendMessage(msg); 12248 } 12249 12250 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12251 PackageParser.Package pkg) { 12252 int size = pkg.activities.size(); 12253 if (size == 0) { 12254 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12255 "No activity, so no need to verify any IntentFilter!"); 12256 return; 12257 } 12258 12259 final boolean hasDomainURLs = hasDomainURLs(pkg); 12260 if (!hasDomainURLs) { 12261 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12262 "No domain URLs, so no need to verify any IntentFilter!"); 12263 return; 12264 } 12265 12266 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12267 + " if any IntentFilter from the " + size 12268 + " Activities needs verification ..."); 12269 12270 int count = 0; 12271 final String packageName = pkg.packageName; 12272 12273 synchronized (mPackages) { 12274 // If this is a new install and we see that we've already run verification for this 12275 // package, we have nothing to do: it means the state was restored from backup. 12276 if (!replacing) { 12277 IntentFilterVerificationInfo ivi = 12278 mSettings.getIntentFilterVerificationLPr(packageName); 12279 if (ivi != null) { 12280 if (DEBUG_DOMAIN_VERIFICATION) { 12281 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12282 + ivi.getStatusString()); 12283 } 12284 return; 12285 } 12286 } 12287 12288 // If any filters need to be verified, then all need to be. 12289 boolean needToVerify = false; 12290 for (PackageParser.Activity a : pkg.activities) { 12291 for (ActivityIntentInfo filter : a.intents) { 12292 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12293 if (DEBUG_DOMAIN_VERIFICATION) { 12294 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12295 } 12296 needToVerify = true; 12297 break; 12298 } 12299 } 12300 } 12301 12302 if (needToVerify) { 12303 final int verificationId = mIntentFilterVerificationToken++; 12304 for (PackageParser.Activity a : pkg.activities) { 12305 for (ActivityIntentInfo filter : a.intents) { 12306 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12307 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12308 "Verification needed for IntentFilter:" + filter.toString()); 12309 mIntentFilterVerifier.addOneIntentFilterVerification( 12310 verifierUid, userId, verificationId, filter, packageName); 12311 count++; 12312 } 12313 } 12314 } 12315 } 12316 } 12317 12318 if (count > 0) { 12319 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12320 + " IntentFilter verification" + (count > 1 ? "s" : "") 12321 + " for userId:" + userId); 12322 mIntentFilterVerifier.startVerifications(userId); 12323 } else { 12324 if (DEBUG_DOMAIN_VERIFICATION) { 12325 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12326 } 12327 } 12328 } 12329 12330 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12331 final ComponentName cn = filter.activity.getComponentName(); 12332 final String packageName = cn.getPackageName(); 12333 12334 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12335 packageName); 12336 if (ivi == null) { 12337 return true; 12338 } 12339 int status = ivi.getStatus(); 12340 switch (status) { 12341 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12342 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12343 return true; 12344 12345 default: 12346 // Nothing to do 12347 return false; 12348 } 12349 } 12350 12351 private static boolean isMultiArch(PackageSetting ps) { 12352 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12353 } 12354 12355 private static boolean isMultiArch(ApplicationInfo info) { 12356 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12357 } 12358 12359 private static boolean isExternal(PackageParser.Package pkg) { 12360 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12361 } 12362 12363 private static boolean isExternal(PackageSetting ps) { 12364 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12365 } 12366 12367 private static boolean isExternal(ApplicationInfo info) { 12368 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12369 } 12370 12371 private static boolean isSystemApp(PackageParser.Package pkg) { 12372 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12373 } 12374 12375 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12376 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12377 } 12378 12379 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12380 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12381 } 12382 12383 private static boolean isSystemApp(PackageSetting ps) { 12384 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12385 } 12386 12387 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12388 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12389 } 12390 12391 private int packageFlagsToInstallFlags(PackageSetting ps) { 12392 int installFlags = 0; 12393 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12394 // This existing package was an external ASEC install when we have 12395 // the external flag without a UUID 12396 installFlags |= PackageManager.INSTALL_EXTERNAL; 12397 } 12398 if (ps.isForwardLocked()) { 12399 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12400 } 12401 return installFlags; 12402 } 12403 12404 private void deleteTempPackageFiles() { 12405 final FilenameFilter filter = new FilenameFilter() { 12406 public boolean accept(File dir, String name) { 12407 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12408 } 12409 }; 12410 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12411 file.delete(); 12412 } 12413 } 12414 12415 @Override 12416 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12417 int flags) { 12418 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12419 flags); 12420 } 12421 12422 @Override 12423 public void deletePackage(final String packageName, 12424 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12425 mContext.enforceCallingOrSelfPermission( 12426 android.Manifest.permission.DELETE_PACKAGES, null); 12427 Preconditions.checkNotNull(packageName); 12428 Preconditions.checkNotNull(observer); 12429 final int uid = Binder.getCallingUid(); 12430 if (UserHandle.getUserId(uid) != userId) { 12431 mContext.enforceCallingPermission( 12432 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12433 "deletePackage for user " + userId); 12434 } 12435 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12436 try { 12437 observer.onPackageDeleted(packageName, 12438 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12439 } catch (RemoteException re) { 12440 } 12441 return; 12442 } 12443 12444 boolean uninstallBlocked = false; 12445 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12446 int[] users = sUserManager.getUserIds(); 12447 for (int i = 0; i < users.length; ++i) { 12448 if (getBlockUninstallForUser(packageName, users[i])) { 12449 uninstallBlocked = true; 12450 break; 12451 } 12452 } 12453 } else { 12454 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12455 } 12456 if (uninstallBlocked) { 12457 try { 12458 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12459 null); 12460 } catch (RemoteException re) { 12461 } 12462 return; 12463 } 12464 12465 if (DEBUG_REMOVE) { 12466 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12467 } 12468 // Queue up an async operation since the package deletion may take a little while. 12469 mHandler.post(new Runnable() { 12470 public void run() { 12471 mHandler.removeCallbacks(this); 12472 final int returnCode = deletePackageX(packageName, userId, flags); 12473 if (observer != null) { 12474 try { 12475 observer.onPackageDeleted(packageName, returnCode, null); 12476 } catch (RemoteException e) { 12477 Log.i(TAG, "Observer no longer exists."); 12478 } //end catch 12479 } //end if 12480 } //end run 12481 }); 12482 } 12483 12484 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12485 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12486 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12487 try { 12488 if (dpm != null) { 12489 if (dpm.isDeviceOwner(packageName)) { 12490 return true; 12491 } 12492 int[] users; 12493 if (userId == UserHandle.USER_ALL) { 12494 users = sUserManager.getUserIds(); 12495 } else { 12496 users = new int[]{userId}; 12497 } 12498 for (int i = 0; i < users.length; ++i) { 12499 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12500 return true; 12501 } 12502 } 12503 } 12504 } catch (RemoteException e) { 12505 } 12506 return false; 12507 } 12508 12509 /** 12510 * This method is an internal method that could be get invoked either 12511 * to delete an installed package or to clean up a failed installation. 12512 * After deleting an installed package, a broadcast is sent to notify any 12513 * listeners that the package has been installed. For cleaning up a failed 12514 * installation, the broadcast is not necessary since the package's 12515 * installation wouldn't have sent the initial broadcast either 12516 * The key steps in deleting a package are 12517 * deleting the package information in internal structures like mPackages, 12518 * deleting the packages base directories through installd 12519 * updating mSettings to reflect current status 12520 * persisting settings for later use 12521 * sending a broadcast if necessary 12522 */ 12523 private int deletePackageX(String packageName, int userId, int flags) { 12524 final PackageRemovedInfo info = new PackageRemovedInfo(); 12525 final boolean res; 12526 12527 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12528 ? UserHandle.ALL : new UserHandle(userId); 12529 12530 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12531 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12532 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12533 } 12534 12535 boolean removedForAllUsers = false; 12536 boolean systemUpdate = false; 12537 12538 // for the uninstall-updates case and restricted profiles, remember the per- 12539 // userhandle installed state 12540 int[] allUsers; 12541 boolean[] perUserInstalled; 12542 synchronized (mPackages) { 12543 PackageSetting ps = mSettings.mPackages.get(packageName); 12544 allUsers = sUserManager.getUserIds(); 12545 perUserInstalled = new boolean[allUsers.length]; 12546 for (int i = 0; i < allUsers.length; i++) { 12547 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12548 } 12549 } 12550 12551 synchronized (mInstallLock) { 12552 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12553 res = deletePackageLI(packageName, removeForUser, 12554 true, allUsers, perUserInstalled, 12555 flags | REMOVE_CHATTY, info, true); 12556 systemUpdate = info.isRemovedPackageSystemUpdate; 12557 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12558 removedForAllUsers = true; 12559 } 12560 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12561 + " removedForAllUsers=" + removedForAllUsers); 12562 } 12563 12564 if (res) { 12565 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12566 12567 // If the removed package was a system update, the old system package 12568 // was re-enabled; we need to broadcast this information 12569 if (systemUpdate) { 12570 Bundle extras = new Bundle(1); 12571 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12572 ? info.removedAppId : info.uid); 12573 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12574 12575 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12576 extras, null, null, null); 12577 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12578 extras, null, null, null); 12579 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12580 null, packageName, null, null); 12581 } 12582 } 12583 // Force a gc here. 12584 Runtime.getRuntime().gc(); 12585 // Delete the resources here after sending the broadcast to let 12586 // other processes clean up before deleting resources. 12587 if (info.args != null) { 12588 synchronized (mInstallLock) { 12589 info.args.doPostDeleteLI(true); 12590 } 12591 } 12592 12593 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12594 } 12595 12596 class PackageRemovedInfo { 12597 String removedPackage; 12598 int uid = -1; 12599 int removedAppId = -1; 12600 int[] removedUsers = null; 12601 boolean isRemovedPackageSystemUpdate = false; 12602 // Clean up resources deleted packages. 12603 InstallArgs args = null; 12604 12605 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12606 Bundle extras = new Bundle(1); 12607 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12608 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12609 if (replacing) { 12610 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12611 } 12612 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12613 if (removedPackage != null) { 12614 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12615 extras, null, null, removedUsers); 12616 if (fullRemove && !replacing) { 12617 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12618 extras, null, null, removedUsers); 12619 } 12620 } 12621 if (removedAppId >= 0) { 12622 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12623 removedUsers); 12624 } 12625 } 12626 } 12627 12628 /* 12629 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12630 * flag is not set, the data directory is removed as well. 12631 * make sure this flag is set for partially installed apps. If not its meaningless to 12632 * delete a partially installed application. 12633 */ 12634 private void removePackageDataLI(PackageSetting ps, 12635 int[] allUserHandles, boolean[] perUserInstalled, 12636 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12637 String packageName = ps.name; 12638 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12639 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12640 // Retrieve object to delete permissions for shared user later on 12641 final PackageSetting deletedPs; 12642 // reader 12643 synchronized (mPackages) { 12644 deletedPs = mSettings.mPackages.get(packageName); 12645 if (outInfo != null) { 12646 outInfo.removedPackage = packageName; 12647 outInfo.removedUsers = deletedPs != null 12648 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12649 : null; 12650 } 12651 } 12652 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12653 removeDataDirsLI(ps.volumeUuid, packageName); 12654 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12655 } 12656 // writer 12657 synchronized (mPackages) { 12658 if (deletedPs != null) { 12659 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12660 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12661 clearDefaultBrowserIfNeeded(packageName); 12662 if (outInfo != null) { 12663 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12664 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12665 } 12666 updatePermissionsLPw(deletedPs.name, null, 0); 12667 if (deletedPs.sharedUser != null) { 12668 // Remove permissions associated with package. Since runtime 12669 // permissions are per user we have to kill the removed package 12670 // or packages running under the shared user of the removed 12671 // package if revoking the permissions requested only by the removed 12672 // package is successful and this causes a change in gids. 12673 for (int userId : UserManagerService.getInstance().getUserIds()) { 12674 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12675 userId); 12676 if (userIdToKill == UserHandle.USER_ALL 12677 || userIdToKill >= UserHandle.USER_OWNER) { 12678 // If gids changed for this user, kill all affected packages. 12679 mHandler.post(new Runnable() { 12680 @Override 12681 public void run() { 12682 // This has to happen with no lock held. 12683 killSettingPackagesForUser(deletedPs, userIdToKill, 12684 KILL_APP_REASON_GIDS_CHANGED); 12685 } 12686 }); 12687 break; 12688 } 12689 } 12690 } 12691 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12692 } 12693 // make sure to preserve per-user disabled state if this removal was just 12694 // a downgrade of a system app to the factory package 12695 if (allUserHandles != null && perUserInstalled != null) { 12696 if (DEBUG_REMOVE) { 12697 Slog.d(TAG, "Propagating install state across downgrade"); 12698 } 12699 for (int i = 0; i < allUserHandles.length; i++) { 12700 if (DEBUG_REMOVE) { 12701 Slog.d(TAG, " user " + allUserHandles[i] 12702 + " => " + perUserInstalled[i]); 12703 } 12704 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12705 } 12706 } 12707 } 12708 // can downgrade to reader 12709 if (writeSettings) { 12710 // Save settings now 12711 mSettings.writeLPr(); 12712 } 12713 } 12714 if (outInfo != null) { 12715 // A user ID was deleted here. Go through all users and remove it 12716 // from KeyStore. 12717 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12718 } 12719 } 12720 12721 static boolean locationIsPrivileged(File path) { 12722 try { 12723 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12724 .getCanonicalPath(); 12725 return path.getCanonicalPath().startsWith(privilegedAppDir); 12726 } catch (IOException e) { 12727 Slog.e(TAG, "Unable to access code path " + path); 12728 } 12729 return false; 12730 } 12731 12732 /* 12733 * Tries to delete system package. 12734 */ 12735 private boolean deleteSystemPackageLI(PackageSetting newPs, 12736 int[] allUserHandles, boolean[] perUserInstalled, 12737 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12738 final boolean applyUserRestrictions 12739 = (allUserHandles != null) && (perUserInstalled != null); 12740 PackageSetting disabledPs = null; 12741 // Confirm if the system package has been updated 12742 // An updated system app can be deleted. This will also have to restore 12743 // the system pkg from system partition 12744 // reader 12745 synchronized (mPackages) { 12746 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12747 } 12748 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12749 + " disabledPs=" + disabledPs); 12750 if (disabledPs == null) { 12751 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12752 return false; 12753 } else if (DEBUG_REMOVE) { 12754 Slog.d(TAG, "Deleting system pkg from data partition"); 12755 } 12756 if (DEBUG_REMOVE) { 12757 if (applyUserRestrictions) { 12758 Slog.d(TAG, "Remembering install states:"); 12759 for (int i = 0; i < allUserHandles.length; i++) { 12760 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12761 } 12762 } 12763 } 12764 // Delete the updated package 12765 outInfo.isRemovedPackageSystemUpdate = true; 12766 if (disabledPs.versionCode < newPs.versionCode) { 12767 // Delete data for downgrades 12768 flags &= ~PackageManager.DELETE_KEEP_DATA; 12769 } else { 12770 // Preserve data by setting flag 12771 flags |= PackageManager.DELETE_KEEP_DATA; 12772 } 12773 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12774 allUserHandles, perUserInstalled, outInfo, writeSettings); 12775 if (!ret) { 12776 return false; 12777 } 12778 // writer 12779 synchronized (mPackages) { 12780 // Reinstate the old system package 12781 mSettings.enableSystemPackageLPw(newPs.name); 12782 // Remove any native libraries from the upgraded package. 12783 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12784 } 12785 // Install the system package 12786 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12787 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12788 if (locationIsPrivileged(disabledPs.codePath)) { 12789 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12790 } 12791 12792 final PackageParser.Package newPkg; 12793 try { 12794 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12795 } catch (PackageManagerException e) { 12796 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12797 return false; 12798 } 12799 12800 // writer 12801 synchronized (mPackages) { 12802 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12803 updatePermissionsLPw(newPkg.packageName, newPkg, 12804 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12805 if (applyUserRestrictions) { 12806 if (DEBUG_REMOVE) { 12807 Slog.d(TAG, "Propagating install state across reinstall"); 12808 } 12809 for (int i = 0; i < allUserHandles.length; i++) { 12810 if (DEBUG_REMOVE) { 12811 Slog.d(TAG, " user " + allUserHandles[i] 12812 + " => " + perUserInstalled[i]); 12813 } 12814 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12815 } 12816 // Regardless of writeSettings we need to ensure that this restriction 12817 // state propagation is persisted 12818 mSettings.writeAllUsersPackageRestrictionsLPr(); 12819 } 12820 // can downgrade to reader here 12821 if (writeSettings) { 12822 mSettings.writeLPr(); 12823 } 12824 } 12825 return true; 12826 } 12827 12828 private boolean deleteInstalledPackageLI(PackageSetting ps, 12829 boolean deleteCodeAndResources, int flags, 12830 int[] allUserHandles, boolean[] perUserInstalled, 12831 PackageRemovedInfo outInfo, boolean writeSettings) { 12832 if (outInfo != null) { 12833 outInfo.uid = ps.appId; 12834 } 12835 12836 // Delete package data from internal structures and also remove data if flag is set 12837 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12838 12839 // Delete application code and resources 12840 if (deleteCodeAndResources && (outInfo != null)) { 12841 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12842 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12843 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12844 } 12845 return true; 12846 } 12847 12848 @Override 12849 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12850 int userId) { 12851 mContext.enforceCallingOrSelfPermission( 12852 android.Manifest.permission.DELETE_PACKAGES, null); 12853 synchronized (mPackages) { 12854 PackageSetting ps = mSettings.mPackages.get(packageName); 12855 if (ps == null) { 12856 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12857 return false; 12858 } 12859 if (!ps.getInstalled(userId)) { 12860 // Can't block uninstall for an app that is not installed or enabled. 12861 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12862 return false; 12863 } 12864 ps.setBlockUninstall(blockUninstall, userId); 12865 mSettings.writePackageRestrictionsLPr(userId); 12866 } 12867 return true; 12868 } 12869 12870 @Override 12871 public boolean getBlockUninstallForUser(String packageName, int userId) { 12872 synchronized (mPackages) { 12873 PackageSetting ps = mSettings.mPackages.get(packageName); 12874 if (ps == null) { 12875 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12876 return false; 12877 } 12878 return ps.getBlockUninstall(userId); 12879 } 12880 } 12881 12882 /* 12883 * This method handles package deletion in general 12884 */ 12885 private boolean deletePackageLI(String packageName, UserHandle user, 12886 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12887 int flags, PackageRemovedInfo outInfo, 12888 boolean writeSettings) { 12889 if (packageName == null) { 12890 Slog.w(TAG, "Attempt to delete null packageName."); 12891 return false; 12892 } 12893 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12894 PackageSetting ps; 12895 boolean dataOnly = false; 12896 int removeUser = -1; 12897 int appId = -1; 12898 synchronized (mPackages) { 12899 ps = mSettings.mPackages.get(packageName); 12900 if (ps == null) { 12901 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12902 return false; 12903 } 12904 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12905 && user.getIdentifier() != UserHandle.USER_ALL) { 12906 // The caller is asking that the package only be deleted for a single 12907 // user. To do this, we just mark its uninstalled state and delete 12908 // its data. If this is a system app, we only allow this to happen if 12909 // they have set the special DELETE_SYSTEM_APP which requests different 12910 // semantics than normal for uninstalling system apps. 12911 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12912 ps.setUserState(user.getIdentifier(), 12913 COMPONENT_ENABLED_STATE_DEFAULT, 12914 false, //installed 12915 true, //stopped 12916 true, //notLaunched 12917 false, //hidden 12918 null, null, null, 12919 false, // blockUninstall 12920 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12921 if (!isSystemApp(ps)) { 12922 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12923 // Other user still have this package installed, so all 12924 // we need to do is clear this user's data and save that 12925 // it is uninstalled. 12926 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12927 removeUser = user.getIdentifier(); 12928 appId = ps.appId; 12929 scheduleWritePackageRestrictionsLocked(removeUser); 12930 } else { 12931 // We need to set it back to 'installed' so the uninstall 12932 // broadcasts will be sent correctly. 12933 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12934 ps.setInstalled(true, user.getIdentifier()); 12935 } 12936 } else { 12937 // This is a system app, so we assume that the 12938 // other users still have this package installed, so all 12939 // we need to do is clear this user's data and save that 12940 // it is uninstalled. 12941 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12942 removeUser = user.getIdentifier(); 12943 appId = ps.appId; 12944 scheduleWritePackageRestrictionsLocked(removeUser); 12945 } 12946 } 12947 } 12948 12949 if (removeUser >= 0) { 12950 // From above, we determined that we are deleting this only 12951 // for a single user. Continue the work here. 12952 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12953 if (outInfo != null) { 12954 outInfo.removedPackage = packageName; 12955 outInfo.removedAppId = appId; 12956 outInfo.removedUsers = new int[] {removeUser}; 12957 } 12958 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12959 removeKeystoreDataIfNeeded(removeUser, appId); 12960 schedulePackageCleaning(packageName, removeUser, false); 12961 synchronized (mPackages) { 12962 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12963 scheduleWritePackageRestrictionsLocked(removeUser); 12964 } 12965 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12966 removeUser); 12967 } 12968 return true; 12969 } 12970 12971 if (dataOnly) { 12972 // Delete application data first 12973 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12974 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12975 return true; 12976 } 12977 12978 boolean ret = false; 12979 if (isSystemApp(ps)) { 12980 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12981 // When an updated system application is deleted we delete the existing resources as well and 12982 // fall back to existing code in system partition 12983 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12984 flags, outInfo, writeSettings); 12985 } else { 12986 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12987 // Kill application pre-emptively especially for apps on sd. 12988 killApplication(packageName, ps.appId, "uninstall pkg"); 12989 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12990 allUserHandles, perUserInstalled, 12991 outInfo, writeSettings); 12992 } 12993 12994 return ret; 12995 } 12996 12997 private final class ClearStorageConnection implements ServiceConnection { 12998 IMediaContainerService mContainerService; 12999 13000 @Override 13001 public void onServiceConnected(ComponentName name, IBinder service) { 13002 synchronized (this) { 13003 mContainerService = IMediaContainerService.Stub.asInterface(service); 13004 notifyAll(); 13005 } 13006 } 13007 13008 @Override 13009 public void onServiceDisconnected(ComponentName name) { 13010 } 13011 } 13012 13013 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13014 final boolean mounted; 13015 if (Environment.isExternalStorageEmulated()) { 13016 mounted = true; 13017 } else { 13018 final String status = Environment.getExternalStorageState(); 13019 13020 mounted = status.equals(Environment.MEDIA_MOUNTED) 13021 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13022 } 13023 13024 if (!mounted) { 13025 return; 13026 } 13027 13028 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13029 int[] users; 13030 if (userId == UserHandle.USER_ALL) { 13031 users = sUserManager.getUserIds(); 13032 } else { 13033 users = new int[] { userId }; 13034 } 13035 final ClearStorageConnection conn = new ClearStorageConnection(); 13036 if (mContext.bindServiceAsUser( 13037 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13038 try { 13039 for (int curUser : users) { 13040 long timeout = SystemClock.uptimeMillis() + 5000; 13041 synchronized (conn) { 13042 long now = SystemClock.uptimeMillis(); 13043 while (conn.mContainerService == null && now < timeout) { 13044 try { 13045 conn.wait(timeout - now); 13046 } catch (InterruptedException e) { 13047 } 13048 } 13049 } 13050 if (conn.mContainerService == null) { 13051 return; 13052 } 13053 13054 final UserEnvironment userEnv = new UserEnvironment(curUser); 13055 clearDirectory(conn.mContainerService, 13056 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13057 if (allData) { 13058 clearDirectory(conn.mContainerService, 13059 userEnv.buildExternalStorageAppDataDirs(packageName)); 13060 clearDirectory(conn.mContainerService, 13061 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13062 } 13063 } 13064 } finally { 13065 mContext.unbindService(conn); 13066 } 13067 } 13068 } 13069 13070 @Override 13071 public void clearApplicationUserData(final String packageName, 13072 final IPackageDataObserver observer, final int userId) { 13073 mContext.enforceCallingOrSelfPermission( 13074 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13075 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13076 // Queue up an async operation since the package deletion may take a little while. 13077 mHandler.post(new Runnable() { 13078 public void run() { 13079 mHandler.removeCallbacks(this); 13080 final boolean succeeded; 13081 synchronized (mInstallLock) { 13082 succeeded = clearApplicationUserDataLI(packageName, userId); 13083 } 13084 clearExternalStorageDataSync(packageName, userId, true); 13085 if (succeeded) { 13086 // invoke DeviceStorageMonitor's update method to clear any notifications 13087 DeviceStorageMonitorInternal 13088 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13089 if (dsm != null) { 13090 dsm.checkMemory(); 13091 } 13092 } 13093 if(observer != null) { 13094 try { 13095 observer.onRemoveCompleted(packageName, succeeded); 13096 } catch (RemoteException e) { 13097 Log.i(TAG, "Observer no longer exists."); 13098 } 13099 } //end if observer 13100 } //end run 13101 }); 13102 } 13103 13104 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13105 if (packageName == null) { 13106 Slog.w(TAG, "Attempt to delete null packageName."); 13107 return false; 13108 } 13109 13110 // Try finding details about the requested package 13111 PackageParser.Package pkg; 13112 synchronized (mPackages) { 13113 pkg = mPackages.get(packageName); 13114 if (pkg == null) { 13115 final PackageSetting ps = mSettings.mPackages.get(packageName); 13116 if (ps != null) { 13117 pkg = ps.pkg; 13118 } 13119 } 13120 13121 if (pkg == null) { 13122 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13123 return false; 13124 } 13125 13126 PackageSetting ps = (PackageSetting) pkg.mExtras; 13127 PermissionsState permissionsState = ps.getPermissionsState(); 13128 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 13129 } 13130 13131 // Always delete data directories for package, even if we found no other 13132 // record of app. This helps users recover from UID mismatches without 13133 // resorting to a full data wipe. 13134 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13135 if (retCode < 0) { 13136 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13137 return false; 13138 } 13139 13140 final int appId = pkg.applicationInfo.uid; 13141 removeKeystoreDataIfNeeded(userId, appId); 13142 13143 // Create a native library symlink only if we have native libraries 13144 // and if the native libraries are 32 bit libraries. We do not provide 13145 // this symlink for 64 bit libraries. 13146 if (pkg.applicationInfo.primaryCpuAbi != null && 13147 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13148 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13149 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13150 nativeLibPath, userId) < 0) { 13151 Slog.w(TAG, "Failed linking native library dir"); 13152 return false; 13153 } 13154 } 13155 13156 return true; 13157 } 13158 13159 13160 /** 13161 * Revokes granted runtime permissions and clears resettable flags 13162 * which are flags that can be set by a user interaction. 13163 * 13164 * @param permissionsState The permission state to reset. 13165 * @param userId The device user for which to do a reset. 13166 */ 13167 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13168 PermissionsState permissionsState, int userId) { 13169 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13170 | PackageManager.FLAG_PERMISSION_USER_FIXED 13171 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13172 13173 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13174 } 13175 13176 /** 13177 * Revokes granted runtime permissions and clears all flags. 13178 * 13179 * @param permissionsState The permission state to reset. 13180 * @param userId The device user for which to do a reset. 13181 */ 13182 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13183 PermissionsState permissionsState, int userId) { 13184 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13185 PackageManager.MASK_PERMISSION_FLAGS); 13186 } 13187 13188 /** 13189 * Revokes granted runtime permissions and clears certain flags. 13190 * 13191 * @param permissionsState The permission state to reset. 13192 * @param userId The device user for which to do a reset. 13193 * @param flags The flags that is going to be reset. 13194 */ 13195 private void revokeRuntimePermissionsAndClearFlagsLocked( 13196 PermissionsState permissionsState, final int userId, int flags) { 13197 boolean needsWrite = false; 13198 13199 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13200 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13201 if (bp != null) { 13202 permissionsState.revokeRuntimePermission(bp, userId); 13203 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13204 needsWrite = true; 13205 } 13206 } 13207 13208 // Ensure default permissions are never cleared. 13209 mHandler.post(new Runnable() { 13210 @Override 13211 public void run() { 13212 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13213 } 13214 }); 13215 13216 if (needsWrite) { 13217 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13218 } 13219 } 13220 13221 /** 13222 * Remove entries from the keystore daemon. Will only remove it if the 13223 * {@code appId} is valid. 13224 */ 13225 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13226 if (appId < 0) { 13227 return; 13228 } 13229 13230 final KeyStore keyStore = KeyStore.getInstance(); 13231 if (keyStore != null) { 13232 if (userId == UserHandle.USER_ALL) { 13233 for (final int individual : sUserManager.getUserIds()) { 13234 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13235 } 13236 } else { 13237 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13238 } 13239 } else { 13240 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13241 } 13242 } 13243 13244 @Override 13245 public void deleteApplicationCacheFiles(final String packageName, 13246 final IPackageDataObserver observer) { 13247 mContext.enforceCallingOrSelfPermission( 13248 android.Manifest.permission.DELETE_CACHE_FILES, null); 13249 // Queue up an async operation since the package deletion may take a little while. 13250 final int userId = UserHandle.getCallingUserId(); 13251 mHandler.post(new Runnable() { 13252 public void run() { 13253 mHandler.removeCallbacks(this); 13254 final boolean succeded; 13255 synchronized (mInstallLock) { 13256 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13257 } 13258 clearExternalStorageDataSync(packageName, userId, false); 13259 if (observer != null) { 13260 try { 13261 observer.onRemoveCompleted(packageName, succeded); 13262 } catch (RemoteException e) { 13263 Log.i(TAG, "Observer no longer exists."); 13264 } 13265 } //end if observer 13266 } //end run 13267 }); 13268 } 13269 13270 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13271 if (packageName == null) { 13272 Slog.w(TAG, "Attempt to delete null packageName."); 13273 return false; 13274 } 13275 PackageParser.Package p; 13276 synchronized (mPackages) { 13277 p = mPackages.get(packageName); 13278 } 13279 if (p == null) { 13280 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13281 return false; 13282 } 13283 final ApplicationInfo applicationInfo = p.applicationInfo; 13284 if (applicationInfo == null) { 13285 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13286 return false; 13287 } 13288 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13289 if (retCode < 0) { 13290 Slog.w(TAG, "Couldn't remove cache files for package: " 13291 + packageName + " u" + userId); 13292 return false; 13293 } 13294 return true; 13295 } 13296 13297 @Override 13298 public void getPackageSizeInfo(final String packageName, int userHandle, 13299 final IPackageStatsObserver observer) { 13300 mContext.enforceCallingOrSelfPermission( 13301 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13302 if (packageName == null) { 13303 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13304 } 13305 13306 PackageStats stats = new PackageStats(packageName, userHandle); 13307 13308 /* 13309 * Queue up an async operation since the package measurement may take a 13310 * little while. 13311 */ 13312 Message msg = mHandler.obtainMessage(INIT_COPY); 13313 msg.obj = new MeasureParams(stats, observer); 13314 mHandler.sendMessage(msg); 13315 } 13316 13317 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13318 PackageStats pStats) { 13319 if (packageName == null) { 13320 Slog.w(TAG, "Attempt to get size of null packageName."); 13321 return false; 13322 } 13323 PackageParser.Package p; 13324 boolean dataOnly = false; 13325 String libDirRoot = null; 13326 String asecPath = null; 13327 PackageSetting ps = null; 13328 synchronized (mPackages) { 13329 p = mPackages.get(packageName); 13330 ps = mSettings.mPackages.get(packageName); 13331 if(p == null) { 13332 dataOnly = true; 13333 if((ps == null) || (ps.pkg == null)) { 13334 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13335 return false; 13336 } 13337 p = ps.pkg; 13338 } 13339 if (ps != null) { 13340 libDirRoot = ps.legacyNativeLibraryPathString; 13341 } 13342 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13343 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13344 if (secureContainerId != null) { 13345 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13346 } 13347 } 13348 } 13349 String publicSrcDir = null; 13350 if(!dataOnly) { 13351 final ApplicationInfo applicationInfo = p.applicationInfo; 13352 if (applicationInfo == null) { 13353 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13354 return false; 13355 } 13356 if (p.isForwardLocked()) { 13357 publicSrcDir = applicationInfo.getBaseResourcePath(); 13358 } 13359 } 13360 // TODO: extend to measure size of split APKs 13361 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13362 // not just the first level. 13363 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13364 // just the primary. 13365 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13366 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13367 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13368 if (res < 0) { 13369 return false; 13370 } 13371 13372 // Fix-up for forward-locked applications in ASEC containers. 13373 if (!isExternal(p)) { 13374 pStats.codeSize += pStats.externalCodeSize; 13375 pStats.externalCodeSize = 0L; 13376 } 13377 13378 return true; 13379 } 13380 13381 13382 @Override 13383 public void addPackageToPreferred(String packageName) { 13384 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13385 } 13386 13387 @Override 13388 public void removePackageFromPreferred(String packageName) { 13389 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13390 } 13391 13392 @Override 13393 public List<PackageInfo> getPreferredPackages(int flags) { 13394 return new ArrayList<PackageInfo>(); 13395 } 13396 13397 private int getUidTargetSdkVersionLockedLPr(int uid) { 13398 Object obj = mSettings.getUserIdLPr(uid); 13399 if (obj instanceof SharedUserSetting) { 13400 final SharedUserSetting sus = (SharedUserSetting) obj; 13401 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13402 final Iterator<PackageSetting> it = sus.packages.iterator(); 13403 while (it.hasNext()) { 13404 final PackageSetting ps = it.next(); 13405 if (ps.pkg != null) { 13406 int v = ps.pkg.applicationInfo.targetSdkVersion; 13407 if (v < vers) vers = v; 13408 } 13409 } 13410 return vers; 13411 } else if (obj instanceof PackageSetting) { 13412 final PackageSetting ps = (PackageSetting) obj; 13413 if (ps.pkg != null) { 13414 return ps.pkg.applicationInfo.targetSdkVersion; 13415 } 13416 } 13417 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13418 } 13419 13420 @Override 13421 public void addPreferredActivity(IntentFilter filter, int match, 13422 ComponentName[] set, ComponentName activity, int userId) { 13423 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13424 "Adding preferred"); 13425 } 13426 13427 private void addPreferredActivityInternal(IntentFilter filter, int match, 13428 ComponentName[] set, ComponentName activity, boolean always, int userId, 13429 String opname) { 13430 // writer 13431 int callingUid = Binder.getCallingUid(); 13432 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13433 if (filter.countActions() == 0) { 13434 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13435 return; 13436 } 13437 synchronized (mPackages) { 13438 if (mContext.checkCallingOrSelfPermission( 13439 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13440 != PackageManager.PERMISSION_GRANTED) { 13441 if (getUidTargetSdkVersionLockedLPr(callingUid) 13442 < Build.VERSION_CODES.FROYO) { 13443 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13444 + callingUid); 13445 return; 13446 } 13447 mContext.enforceCallingOrSelfPermission( 13448 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13449 } 13450 13451 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13452 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13453 + userId + ":"); 13454 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13455 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13456 scheduleWritePackageRestrictionsLocked(userId); 13457 } 13458 } 13459 13460 @Override 13461 public void replacePreferredActivity(IntentFilter filter, int match, 13462 ComponentName[] set, ComponentName activity, int userId) { 13463 if (filter.countActions() != 1) { 13464 throw new IllegalArgumentException( 13465 "replacePreferredActivity expects filter to have only 1 action."); 13466 } 13467 if (filter.countDataAuthorities() != 0 13468 || filter.countDataPaths() != 0 13469 || filter.countDataSchemes() > 1 13470 || filter.countDataTypes() != 0) { 13471 throw new IllegalArgumentException( 13472 "replacePreferredActivity expects filter to have no data authorities, " + 13473 "paths, or types; and at most one scheme."); 13474 } 13475 13476 final int callingUid = Binder.getCallingUid(); 13477 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13478 synchronized (mPackages) { 13479 if (mContext.checkCallingOrSelfPermission( 13480 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13481 != PackageManager.PERMISSION_GRANTED) { 13482 if (getUidTargetSdkVersionLockedLPr(callingUid) 13483 < Build.VERSION_CODES.FROYO) { 13484 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13485 + Binder.getCallingUid()); 13486 return; 13487 } 13488 mContext.enforceCallingOrSelfPermission( 13489 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13490 } 13491 13492 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13493 if (pir != null) { 13494 // Get all of the existing entries that exactly match this filter. 13495 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13496 if (existing != null && existing.size() == 1) { 13497 PreferredActivity cur = existing.get(0); 13498 if (DEBUG_PREFERRED) { 13499 Slog.i(TAG, "Checking replace of preferred:"); 13500 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13501 if (!cur.mPref.mAlways) { 13502 Slog.i(TAG, " -- CUR; not mAlways!"); 13503 } else { 13504 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13505 Slog.i(TAG, " -- CUR: mSet=" 13506 + Arrays.toString(cur.mPref.mSetComponents)); 13507 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13508 Slog.i(TAG, " -- NEW: mMatch=" 13509 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13510 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13511 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13512 } 13513 } 13514 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13515 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13516 && cur.mPref.sameSet(set)) { 13517 // Setting the preferred activity to what it happens to be already 13518 if (DEBUG_PREFERRED) { 13519 Slog.i(TAG, "Replacing with same preferred activity " 13520 + cur.mPref.mShortComponent + " for user " 13521 + userId + ":"); 13522 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13523 } 13524 return; 13525 } 13526 } 13527 13528 if (existing != null) { 13529 if (DEBUG_PREFERRED) { 13530 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13531 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13532 } 13533 for (int i = 0; i < existing.size(); i++) { 13534 PreferredActivity pa = existing.get(i); 13535 if (DEBUG_PREFERRED) { 13536 Slog.i(TAG, "Removing existing preferred activity " 13537 + pa.mPref.mComponent + ":"); 13538 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13539 } 13540 pir.removeFilter(pa); 13541 } 13542 } 13543 } 13544 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13545 "Replacing preferred"); 13546 } 13547 } 13548 13549 @Override 13550 public void clearPackagePreferredActivities(String packageName) { 13551 final int uid = Binder.getCallingUid(); 13552 // writer 13553 synchronized (mPackages) { 13554 PackageParser.Package pkg = mPackages.get(packageName); 13555 if (pkg == null || pkg.applicationInfo.uid != uid) { 13556 if (mContext.checkCallingOrSelfPermission( 13557 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13558 != PackageManager.PERMISSION_GRANTED) { 13559 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13560 < Build.VERSION_CODES.FROYO) { 13561 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13562 + Binder.getCallingUid()); 13563 return; 13564 } 13565 mContext.enforceCallingOrSelfPermission( 13566 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13567 } 13568 } 13569 13570 int user = UserHandle.getCallingUserId(); 13571 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13572 scheduleWritePackageRestrictionsLocked(user); 13573 } 13574 } 13575 } 13576 13577 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13578 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13579 ArrayList<PreferredActivity> removed = null; 13580 boolean changed = false; 13581 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13582 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13583 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13584 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13585 continue; 13586 } 13587 Iterator<PreferredActivity> it = pir.filterIterator(); 13588 while (it.hasNext()) { 13589 PreferredActivity pa = it.next(); 13590 // Mark entry for removal only if it matches the package name 13591 // and the entry is of type "always". 13592 if (packageName == null || 13593 (pa.mPref.mComponent.getPackageName().equals(packageName) 13594 && pa.mPref.mAlways)) { 13595 if (removed == null) { 13596 removed = new ArrayList<PreferredActivity>(); 13597 } 13598 removed.add(pa); 13599 } 13600 } 13601 if (removed != null) { 13602 for (int j=0; j<removed.size(); j++) { 13603 PreferredActivity pa = removed.get(j); 13604 pir.removeFilter(pa); 13605 } 13606 changed = true; 13607 } 13608 } 13609 return changed; 13610 } 13611 13612 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13613 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13614 if (userId == UserHandle.USER_ALL) { 13615 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13616 sUserManager.getUserIds())) { 13617 for (int oneUserId : sUserManager.getUserIds()) { 13618 scheduleWritePackageRestrictionsLocked(oneUserId); 13619 } 13620 } 13621 } else { 13622 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13623 scheduleWritePackageRestrictionsLocked(userId); 13624 } 13625 } 13626 } 13627 13628 13629 void clearDefaultBrowserIfNeeded(String packageName) { 13630 for (int oneUserId : sUserManager.getUserIds()) { 13631 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13632 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13633 if (packageName.equals(defaultBrowserPackageName)) { 13634 setDefaultBrowserPackageName(null, oneUserId); 13635 } 13636 } 13637 } 13638 13639 @Override 13640 public void resetPreferredActivities(int userId) { 13641 mContext.enforceCallingOrSelfPermission( 13642 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13643 // writer 13644 synchronized (mPackages) { 13645 clearPackagePreferredActivitiesLPw(null, userId); 13646 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13647 applyFactoryDefaultBrowserLPw(userId); 13648 13649 scheduleWritePackageRestrictionsLocked(userId); 13650 } 13651 } 13652 13653 @Override 13654 public int getPreferredActivities(List<IntentFilter> outFilters, 13655 List<ComponentName> outActivities, String packageName) { 13656 13657 int num = 0; 13658 final int userId = UserHandle.getCallingUserId(); 13659 // reader 13660 synchronized (mPackages) { 13661 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13662 if (pir != null) { 13663 final Iterator<PreferredActivity> it = pir.filterIterator(); 13664 while (it.hasNext()) { 13665 final PreferredActivity pa = it.next(); 13666 if (packageName == null 13667 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13668 && pa.mPref.mAlways)) { 13669 if (outFilters != null) { 13670 outFilters.add(new IntentFilter(pa)); 13671 } 13672 if (outActivities != null) { 13673 outActivities.add(pa.mPref.mComponent); 13674 } 13675 } 13676 } 13677 } 13678 } 13679 13680 return num; 13681 } 13682 13683 @Override 13684 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13685 int userId) { 13686 int callingUid = Binder.getCallingUid(); 13687 if (callingUid != Process.SYSTEM_UID) { 13688 throw new SecurityException( 13689 "addPersistentPreferredActivity can only be run by the system"); 13690 } 13691 if (filter.countActions() == 0) { 13692 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13693 return; 13694 } 13695 synchronized (mPackages) { 13696 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13697 " :"); 13698 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13699 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13700 new PersistentPreferredActivity(filter, activity)); 13701 scheduleWritePackageRestrictionsLocked(userId); 13702 } 13703 } 13704 13705 @Override 13706 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13707 int callingUid = Binder.getCallingUid(); 13708 if (callingUid != Process.SYSTEM_UID) { 13709 throw new SecurityException( 13710 "clearPackagePersistentPreferredActivities can only be run by the system"); 13711 } 13712 ArrayList<PersistentPreferredActivity> removed = null; 13713 boolean changed = false; 13714 synchronized (mPackages) { 13715 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13716 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13717 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13718 .valueAt(i); 13719 if (userId != thisUserId) { 13720 continue; 13721 } 13722 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13723 while (it.hasNext()) { 13724 PersistentPreferredActivity ppa = it.next(); 13725 // Mark entry for removal only if it matches the package name. 13726 if (ppa.mComponent.getPackageName().equals(packageName)) { 13727 if (removed == null) { 13728 removed = new ArrayList<PersistentPreferredActivity>(); 13729 } 13730 removed.add(ppa); 13731 } 13732 } 13733 if (removed != null) { 13734 for (int j=0; j<removed.size(); j++) { 13735 PersistentPreferredActivity ppa = removed.get(j); 13736 ppir.removeFilter(ppa); 13737 } 13738 changed = true; 13739 } 13740 } 13741 13742 if (changed) { 13743 scheduleWritePackageRestrictionsLocked(userId); 13744 } 13745 } 13746 } 13747 13748 /** 13749 * Common machinery for picking apart a restored XML blob and passing 13750 * it to a caller-supplied functor to be applied to the running system. 13751 */ 13752 private void restoreFromXml(XmlPullParser parser, int userId, 13753 String expectedStartTag, BlobXmlRestorer functor) 13754 throws IOException, XmlPullParserException { 13755 int type; 13756 while ((type = parser.next()) != XmlPullParser.START_TAG 13757 && type != XmlPullParser.END_DOCUMENT) { 13758 } 13759 if (type != XmlPullParser.START_TAG) { 13760 // oops didn't find a start tag?! 13761 if (DEBUG_BACKUP) { 13762 Slog.e(TAG, "Didn't find start tag during restore"); 13763 } 13764 return; 13765 } 13766 13767 // this is supposed to be TAG_PREFERRED_BACKUP 13768 if (!expectedStartTag.equals(parser.getName())) { 13769 if (DEBUG_BACKUP) { 13770 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13771 } 13772 return; 13773 } 13774 13775 // skip interfering stuff, then we're aligned with the backing implementation 13776 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13777 functor.apply(parser, userId); 13778 } 13779 13780 private interface BlobXmlRestorer { 13781 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13782 } 13783 13784 /** 13785 * Non-Binder method, support for the backup/restore mechanism: write the 13786 * full set of preferred activities in its canonical XML format. Returns the 13787 * XML output as a byte array, or null if there is none. 13788 */ 13789 @Override 13790 public byte[] getPreferredActivityBackup(int userId) { 13791 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13792 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13793 } 13794 13795 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13796 try { 13797 final XmlSerializer serializer = new FastXmlSerializer(); 13798 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13799 serializer.startDocument(null, true); 13800 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13801 13802 synchronized (mPackages) { 13803 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13804 } 13805 13806 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13807 serializer.endDocument(); 13808 serializer.flush(); 13809 } catch (Exception e) { 13810 if (DEBUG_BACKUP) { 13811 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13812 } 13813 return null; 13814 } 13815 13816 return dataStream.toByteArray(); 13817 } 13818 13819 @Override 13820 public void restorePreferredActivities(byte[] backup, int userId) { 13821 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13822 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13823 } 13824 13825 try { 13826 final XmlPullParser parser = Xml.newPullParser(); 13827 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13828 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13829 new BlobXmlRestorer() { 13830 @Override 13831 public void apply(XmlPullParser parser, int userId) 13832 throws XmlPullParserException, IOException { 13833 synchronized (mPackages) { 13834 mSettings.readPreferredActivitiesLPw(parser, userId); 13835 } 13836 } 13837 } ); 13838 } catch (Exception e) { 13839 if (DEBUG_BACKUP) { 13840 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13841 } 13842 } 13843 } 13844 13845 /** 13846 * Non-Binder method, support for the backup/restore mechanism: write the 13847 * default browser (etc) settings in its canonical XML format. Returns the default 13848 * browser XML representation as a byte array, or null if there is none. 13849 */ 13850 @Override 13851 public byte[] getDefaultAppsBackup(int userId) { 13852 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13853 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13854 } 13855 13856 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13857 try { 13858 final XmlSerializer serializer = new FastXmlSerializer(); 13859 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13860 serializer.startDocument(null, true); 13861 serializer.startTag(null, TAG_DEFAULT_APPS); 13862 13863 synchronized (mPackages) { 13864 mSettings.writeDefaultAppsLPr(serializer, userId); 13865 } 13866 13867 serializer.endTag(null, TAG_DEFAULT_APPS); 13868 serializer.endDocument(); 13869 serializer.flush(); 13870 } catch (Exception e) { 13871 if (DEBUG_BACKUP) { 13872 Slog.e(TAG, "Unable to write default apps for backup", e); 13873 } 13874 return null; 13875 } 13876 13877 return dataStream.toByteArray(); 13878 } 13879 13880 @Override 13881 public void restoreDefaultApps(byte[] backup, int userId) { 13882 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13883 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13884 } 13885 13886 try { 13887 final XmlPullParser parser = Xml.newPullParser(); 13888 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13889 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13890 new BlobXmlRestorer() { 13891 @Override 13892 public void apply(XmlPullParser parser, int userId) 13893 throws XmlPullParserException, IOException { 13894 synchronized (mPackages) { 13895 mSettings.readDefaultAppsLPw(parser, userId); 13896 } 13897 } 13898 } ); 13899 } catch (Exception e) { 13900 if (DEBUG_BACKUP) { 13901 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13902 } 13903 } 13904 } 13905 13906 @Override 13907 public byte[] getIntentFilterVerificationBackup(int userId) { 13908 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13909 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13910 } 13911 13912 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13913 try { 13914 final XmlSerializer serializer = new FastXmlSerializer(); 13915 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13916 serializer.startDocument(null, true); 13917 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13918 13919 synchronized (mPackages) { 13920 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13921 } 13922 13923 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13924 serializer.endDocument(); 13925 serializer.flush(); 13926 } catch (Exception e) { 13927 if (DEBUG_BACKUP) { 13928 Slog.e(TAG, "Unable to write default apps for backup", e); 13929 } 13930 return null; 13931 } 13932 13933 return dataStream.toByteArray(); 13934 } 13935 13936 @Override 13937 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13938 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13939 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13940 } 13941 13942 try { 13943 final XmlPullParser parser = Xml.newPullParser(); 13944 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13945 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13946 new BlobXmlRestorer() { 13947 @Override 13948 public void apply(XmlPullParser parser, int userId) 13949 throws XmlPullParserException, IOException { 13950 synchronized (mPackages) { 13951 mSettings.readAllDomainVerificationsLPr(parser, userId); 13952 mSettings.writeLPr(); 13953 } 13954 } 13955 } ); 13956 } catch (Exception e) { 13957 if (DEBUG_BACKUP) { 13958 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13959 } 13960 } 13961 } 13962 13963 @Override 13964 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13965 int sourceUserId, int targetUserId, int flags) { 13966 mContext.enforceCallingOrSelfPermission( 13967 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13968 int callingUid = Binder.getCallingUid(); 13969 enforceOwnerRights(ownerPackage, callingUid); 13970 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13971 if (intentFilter.countActions() == 0) { 13972 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13973 return; 13974 } 13975 synchronized (mPackages) { 13976 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13977 ownerPackage, targetUserId, flags); 13978 CrossProfileIntentResolver resolver = 13979 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13980 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13981 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13982 if (existing != null) { 13983 int size = existing.size(); 13984 for (int i = 0; i < size; i++) { 13985 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13986 return; 13987 } 13988 } 13989 } 13990 resolver.addFilter(newFilter); 13991 scheduleWritePackageRestrictionsLocked(sourceUserId); 13992 } 13993 } 13994 13995 @Override 13996 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13997 mContext.enforceCallingOrSelfPermission( 13998 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13999 int callingUid = Binder.getCallingUid(); 14000 enforceOwnerRights(ownerPackage, callingUid); 14001 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14002 synchronized (mPackages) { 14003 CrossProfileIntentResolver resolver = 14004 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14005 ArraySet<CrossProfileIntentFilter> set = 14006 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14007 for (CrossProfileIntentFilter filter : set) { 14008 if (filter.getOwnerPackage().equals(ownerPackage)) { 14009 resolver.removeFilter(filter); 14010 } 14011 } 14012 scheduleWritePackageRestrictionsLocked(sourceUserId); 14013 } 14014 } 14015 14016 // Enforcing that callingUid is owning pkg on userId 14017 private void enforceOwnerRights(String pkg, int callingUid) { 14018 // The system owns everything. 14019 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14020 return; 14021 } 14022 int callingUserId = UserHandle.getUserId(callingUid); 14023 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14024 if (pi == null) { 14025 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14026 + callingUserId); 14027 } 14028 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14029 throw new SecurityException("Calling uid " + callingUid 14030 + " does not own package " + pkg); 14031 } 14032 } 14033 14034 @Override 14035 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14036 Intent intent = new Intent(Intent.ACTION_MAIN); 14037 intent.addCategory(Intent.CATEGORY_HOME); 14038 14039 final int callingUserId = UserHandle.getCallingUserId(); 14040 List<ResolveInfo> list = queryIntentActivities(intent, null, 14041 PackageManager.GET_META_DATA, callingUserId); 14042 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14043 true, false, false, callingUserId); 14044 14045 allHomeCandidates.clear(); 14046 if (list != null) { 14047 for (ResolveInfo ri : list) { 14048 allHomeCandidates.add(ri); 14049 } 14050 } 14051 return (preferred == null || preferred.activityInfo == null) 14052 ? null 14053 : new ComponentName(preferred.activityInfo.packageName, 14054 preferred.activityInfo.name); 14055 } 14056 14057 @Override 14058 public void setApplicationEnabledSetting(String appPackageName, 14059 int newState, int flags, int userId, String callingPackage) { 14060 if (!sUserManager.exists(userId)) return; 14061 if (callingPackage == null) { 14062 callingPackage = Integer.toString(Binder.getCallingUid()); 14063 } 14064 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14065 } 14066 14067 @Override 14068 public void setComponentEnabledSetting(ComponentName componentName, 14069 int newState, int flags, int userId) { 14070 if (!sUserManager.exists(userId)) return; 14071 setEnabledSetting(componentName.getPackageName(), 14072 componentName.getClassName(), newState, flags, userId, null); 14073 } 14074 14075 private void setEnabledSetting(final String packageName, String className, int newState, 14076 final int flags, int userId, String callingPackage) { 14077 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14078 || newState == COMPONENT_ENABLED_STATE_ENABLED 14079 || newState == COMPONENT_ENABLED_STATE_DISABLED 14080 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14081 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14082 throw new IllegalArgumentException("Invalid new component state: " 14083 + newState); 14084 } 14085 PackageSetting pkgSetting; 14086 final int uid = Binder.getCallingUid(); 14087 final int permission = mContext.checkCallingOrSelfPermission( 14088 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14089 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14090 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14091 boolean sendNow = false; 14092 boolean isApp = (className == null); 14093 String componentName = isApp ? packageName : className; 14094 int packageUid = -1; 14095 ArrayList<String> components; 14096 14097 // writer 14098 synchronized (mPackages) { 14099 pkgSetting = mSettings.mPackages.get(packageName); 14100 if (pkgSetting == null) { 14101 if (className == null) { 14102 throw new IllegalArgumentException( 14103 "Unknown package: " + packageName); 14104 } 14105 throw new IllegalArgumentException( 14106 "Unknown component: " + packageName 14107 + "/" + className); 14108 } 14109 // Allow root and verify that userId is not being specified by a different user 14110 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14111 throw new SecurityException( 14112 "Permission Denial: attempt to change component state from pid=" 14113 + Binder.getCallingPid() 14114 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14115 } 14116 if (className == null) { 14117 // We're dealing with an application/package level state change 14118 if (pkgSetting.getEnabled(userId) == newState) { 14119 // Nothing to do 14120 return; 14121 } 14122 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14123 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14124 // Don't care about who enables an app. 14125 callingPackage = null; 14126 } 14127 pkgSetting.setEnabled(newState, userId, callingPackage); 14128 // pkgSetting.pkg.mSetEnabled = newState; 14129 } else { 14130 // We're dealing with a component level state change 14131 // First, verify that this is a valid class name. 14132 PackageParser.Package pkg = pkgSetting.pkg; 14133 if (pkg == null || !pkg.hasComponentClassName(className)) { 14134 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14135 throw new IllegalArgumentException("Component class " + className 14136 + " does not exist in " + packageName); 14137 } else { 14138 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14139 + className + " does not exist in " + packageName); 14140 } 14141 } 14142 switch (newState) { 14143 case COMPONENT_ENABLED_STATE_ENABLED: 14144 if (!pkgSetting.enableComponentLPw(className, userId)) { 14145 return; 14146 } 14147 break; 14148 case COMPONENT_ENABLED_STATE_DISABLED: 14149 if (!pkgSetting.disableComponentLPw(className, userId)) { 14150 return; 14151 } 14152 break; 14153 case COMPONENT_ENABLED_STATE_DEFAULT: 14154 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14155 return; 14156 } 14157 break; 14158 default: 14159 Slog.e(TAG, "Invalid new component state: " + newState); 14160 return; 14161 } 14162 } 14163 scheduleWritePackageRestrictionsLocked(userId); 14164 components = mPendingBroadcasts.get(userId, packageName); 14165 final boolean newPackage = components == null; 14166 if (newPackage) { 14167 components = new ArrayList<String>(); 14168 } 14169 if (!components.contains(componentName)) { 14170 components.add(componentName); 14171 } 14172 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14173 sendNow = true; 14174 // Purge entry from pending broadcast list if another one exists already 14175 // since we are sending one right away. 14176 mPendingBroadcasts.remove(userId, packageName); 14177 } else { 14178 if (newPackage) { 14179 mPendingBroadcasts.put(userId, packageName, components); 14180 } 14181 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14182 // Schedule a message 14183 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14184 } 14185 } 14186 } 14187 14188 long callingId = Binder.clearCallingIdentity(); 14189 try { 14190 if (sendNow) { 14191 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14192 sendPackageChangedBroadcast(packageName, 14193 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14194 } 14195 } finally { 14196 Binder.restoreCallingIdentity(callingId); 14197 } 14198 } 14199 14200 private void sendPackageChangedBroadcast(String packageName, 14201 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14202 if (DEBUG_INSTALL) 14203 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14204 + componentNames); 14205 Bundle extras = new Bundle(4); 14206 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14207 String nameList[] = new String[componentNames.size()]; 14208 componentNames.toArray(nameList); 14209 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14210 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14211 extras.putInt(Intent.EXTRA_UID, packageUid); 14212 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14213 new int[] {UserHandle.getUserId(packageUid)}); 14214 } 14215 14216 @Override 14217 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14218 if (!sUserManager.exists(userId)) return; 14219 final int uid = Binder.getCallingUid(); 14220 final int permission = mContext.checkCallingOrSelfPermission( 14221 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14222 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14223 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14224 // writer 14225 synchronized (mPackages) { 14226 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14227 allowedByPermission, uid, userId)) { 14228 scheduleWritePackageRestrictionsLocked(userId); 14229 } 14230 } 14231 } 14232 14233 @Override 14234 public String getInstallerPackageName(String packageName) { 14235 // reader 14236 synchronized (mPackages) { 14237 return mSettings.getInstallerPackageNameLPr(packageName); 14238 } 14239 } 14240 14241 @Override 14242 public int getApplicationEnabledSetting(String packageName, int userId) { 14243 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14244 int uid = Binder.getCallingUid(); 14245 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14246 // reader 14247 synchronized (mPackages) { 14248 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14249 } 14250 } 14251 14252 @Override 14253 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14254 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14255 int uid = Binder.getCallingUid(); 14256 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14257 // reader 14258 synchronized (mPackages) { 14259 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14260 } 14261 } 14262 14263 @Override 14264 public void enterSafeMode() { 14265 enforceSystemOrRoot("Only the system can request entering safe mode"); 14266 14267 if (!mSystemReady) { 14268 mSafeMode = true; 14269 } 14270 } 14271 14272 @Override 14273 public void systemReady() { 14274 mSystemReady = true; 14275 14276 // Read the compatibilty setting when the system is ready. 14277 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14278 mContext.getContentResolver(), 14279 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14280 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14281 if (DEBUG_SETTINGS) { 14282 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14283 } 14284 14285 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14286 14287 synchronized (mPackages) { 14288 // Verify that all of the preferred activity components actually 14289 // exist. It is possible for applications to be updated and at 14290 // that point remove a previously declared activity component that 14291 // had been set as a preferred activity. We try to clean this up 14292 // the next time we encounter that preferred activity, but it is 14293 // possible for the user flow to never be able to return to that 14294 // situation so here we do a sanity check to make sure we haven't 14295 // left any junk around. 14296 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14297 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14298 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14299 removed.clear(); 14300 for (PreferredActivity pa : pir.filterSet()) { 14301 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14302 removed.add(pa); 14303 } 14304 } 14305 if (removed.size() > 0) { 14306 for (int r=0; r<removed.size(); r++) { 14307 PreferredActivity pa = removed.get(r); 14308 Slog.w(TAG, "Removing dangling preferred activity: " 14309 + pa.mPref.mComponent); 14310 pir.removeFilter(pa); 14311 } 14312 mSettings.writePackageRestrictionsLPr( 14313 mSettings.mPreferredActivities.keyAt(i)); 14314 } 14315 } 14316 14317 for (int userId : UserManagerService.getInstance().getUserIds()) { 14318 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14319 grantPermissionsUserIds = ArrayUtils.appendInt( 14320 grantPermissionsUserIds, userId); 14321 } 14322 } 14323 } 14324 sUserManager.systemReady(); 14325 14326 // If we upgraded grant all default permissions before kicking off. 14327 for (int userId : grantPermissionsUserIds) { 14328 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14329 } 14330 14331 // Kick off any messages waiting for system ready 14332 if (mPostSystemReadyMessages != null) { 14333 for (Message msg : mPostSystemReadyMessages) { 14334 msg.sendToTarget(); 14335 } 14336 mPostSystemReadyMessages = null; 14337 } 14338 14339 // Watch for external volumes that come and go over time 14340 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14341 storage.registerListener(mStorageListener); 14342 14343 mInstallerService.systemReady(); 14344 mPackageDexOptimizer.systemReady(); 14345 } 14346 14347 @Override 14348 public boolean isSafeMode() { 14349 return mSafeMode; 14350 } 14351 14352 @Override 14353 public boolean hasSystemUidErrors() { 14354 return mHasSystemUidErrors; 14355 } 14356 14357 static String arrayToString(int[] array) { 14358 StringBuffer buf = new StringBuffer(128); 14359 buf.append('['); 14360 if (array != null) { 14361 for (int i=0; i<array.length; i++) { 14362 if (i > 0) buf.append(", "); 14363 buf.append(array[i]); 14364 } 14365 } 14366 buf.append(']'); 14367 return buf.toString(); 14368 } 14369 14370 static class DumpState { 14371 public static final int DUMP_LIBS = 1 << 0; 14372 public static final int DUMP_FEATURES = 1 << 1; 14373 public static final int DUMP_RESOLVERS = 1 << 2; 14374 public static final int DUMP_PERMISSIONS = 1 << 3; 14375 public static final int DUMP_PACKAGES = 1 << 4; 14376 public static final int DUMP_SHARED_USERS = 1 << 5; 14377 public static final int DUMP_MESSAGES = 1 << 6; 14378 public static final int DUMP_PROVIDERS = 1 << 7; 14379 public static final int DUMP_VERIFIERS = 1 << 8; 14380 public static final int DUMP_PREFERRED = 1 << 9; 14381 public static final int DUMP_PREFERRED_XML = 1 << 10; 14382 public static final int DUMP_KEYSETS = 1 << 11; 14383 public static final int DUMP_VERSION = 1 << 12; 14384 public static final int DUMP_INSTALLS = 1 << 13; 14385 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14386 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14387 14388 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14389 14390 private int mTypes; 14391 14392 private int mOptions; 14393 14394 private boolean mTitlePrinted; 14395 14396 private SharedUserSetting mSharedUser; 14397 14398 public boolean isDumping(int type) { 14399 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14400 return true; 14401 } 14402 14403 return (mTypes & type) != 0; 14404 } 14405 14406 public void setDump(int type) { 14407 mTypes |= type; 14408 } 14409 14410 public boolean isOptionEnabled(int option) { 14411 return (mOptions & option) != 0; 14412 } 14413 14414 public void setOptionEnabled(int option) { 14415 mOptions |= option; 14416 } 14417 14418 public boolean onTitlePrinted() { 14419 final boolean printed = mTitlePrinted; 14420 mTitlePrinted = true; 14421 return printed; 14422 } 14423 14424 public boolean getTitlePrinted() { 14425 return mTitlePrinted; 14426 } 14427 14428 public void setTitlePrinted(boolean enabled) { 14429 mTitlePrinted = enabled; 14430 } 14431 14432 public SharedUserSetting getSharedUser() { 14433 return mSharedUser; 14434 } 14435 14436 public void setSharedUser(SharedUserSetting user) { 14437 mSharedUser = user; 14438 } 14439 } 14440 14441 @Override 14442 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14443 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14444 != PackageManager.PERMISSION_GRANTED) { 14445 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14446 + Binder.getCallingPid() 14447 + ", uid=" + Binder.getCallingUid() 14448 + " without permission " 14449 + android.Manifest.permission.DUMP); 14450 return; 14451 } 14452 14453 DumpState dumpState = new DumpState(); 14454 boolean fullPreferred = false; 14455 boolean checkin = false; 14456 14457 String packageName = null; 14458 ArraySet<String> permissionNames = null; 14459 14460 int opti = 0; 14461 while (opti < args.length) { 14462 String opt = args[opti]; 14463 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14464 break; 14465 } 14466 opti++; 14467 14468 if ("-a".equals(opt)) { 14469 // Right now we only know how to print all. 14470 } else if ("-h".equals(opt)) { 14471 pw.println("Package manager dump options:"); 14472 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14473 pw.println(" --checkin: dump for a checkin"); 14474 pw.println(" -f: print details of intent filters"); 14475 pw.println(" -h: print this help"); 14476 pw.println(" cmd may be one of:"); 14477 pw.println(" l[ibraries]: list known shared libraries"); 14478 pw.println(" f[ibraries]: list device features"); 14479 pw.println(" k[eysets]: print known keysets"); 14480 pw.println(" r[esolvers]: dump intent resolvers"); 14481 pw.println(" perm[issions]: dump permissions"); 14482 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14483 pw.println(" pref[erred]: print preferred package settings"); 14484 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14485 pw.println(" prov[iders]: dump content providers"); 14486 pw.println(" p[ackages]: dump installed packages"); 14487 pw.println(" s[hared-users]: dump shared user IDs"); 14488 pw.println(" m[essages]: print collected runtime messages"); 14489 pw.println(" v[erifiers]: print package verifier info"); 14490 pw.println(" version: print database version info"); 14491 pw.println(" write: write current settings now"); 14492 pw.println(" <package.name>: info about given package"); 14493 pw.println(" installs: details about install sessions"); 14494 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14495 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14496 return; 14497 } else if ("--checkin".equals(opt)) { 14498 checkin = true; 14499 } else if ("-f".equals(opt)) { 14500 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14501 } else { 14502 pw.println("Unknown argument: " + opt + "; use -h for help"); 14503 } 14504 } 14505 14506 // Is the caller requesting to dump a particular piece of data? 14507 if (opti < args.length) { 14508 String cmd = args[opti]; 14509 opti++; 14510 // Is this a package name? 14511 if ("android".equals(cmd) || cmd.contains(".")) { 14512 packageName = cmd; 14513 // When dumping a single package, we always dump all of its 14514 // filter information since the amount of data will be reasonable. 14515 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14516 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14517 dumpState.setDump(DumpState.DUMP_LIBS); 14518 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14519 dumpState.setDump(DumpState.DUMP_FEATURES); 14520 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14521 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14522 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14523 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14524 } else if ("permission".equals(cmd)) { 14525 if (opti >= args.length) { 14526 pw.println("Error: permission requires permission name"); 14527 return; 14528 } 14529 permissionNames = new ArraySet<>(); 14530 while (opti < args.length) { 14531 permissionNames.add(args[opti]); 14532 opti++; 14533 } 14534 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14535 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14536 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14537 dumpState.setDump(DumpState.DUMP_PREFERRED); 14538 } else if ("preferred-xml".equals(cmd)) { 14539 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14540 if (opti < args.length && "--full".equals(args[opti])) { 14541 fullPreferred = true; 14542 opti++; 14543 } 14544 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14545 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14546 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14547 dumpState.setDump(DumpState.DUMP_PACKAGES); 14548 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14549 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14550 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14551 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14552 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14553 dumpState.setDump(DumpState.DUMP_MESSAGES); 14554 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14555 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14556 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14557 || "intent-filter-verifiers".equals(cmd)) { 14558 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14559 } else if ("version".equals(cmd)) { 14560 dumpState.setDump(DumpState.DUMP_VERSION); 14561 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14562 dumpState.setDump(DumpState.DUMP_KEYSETS); 14563 } else if ("installs".equals(cmd)) { 14564 dumpState.setDump(DumpState.DUMP_INSTALLS); 14565 } else if ("write".equals(cmd)) { 14566 synchronized (mPackages) { 14567 mSettings.writeLPr(); 14568 pw.println("Settings written."); 14569 return; 14570 } 14571 } 14572 } 14573 14574 if (checkin) { 14575 pw.println("vers,1"); 14576 } 14577 14578 // reader 14579 synchronized (mPackages) { 14580 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14581 if (!checkin) { 14582 if (dumpState.onTitlePrinted()) 14583 pw.println(); 14584 pw.println("Database versions:"); 14585 pw.print(" SDK Version:"); 14586 pw.print(" internal="); 14587 pw.print(mSettings.mInternalSdkPlatform); 14588 pw.print(" external="); 14589 pw.println(mSettings.mExternalSdkPlatform); 14590 pw.print(" DB Version:"); 14591 pw.print(" internal="); 14592 pw.print(mSettings.mInternalDatabaseVersion); 14593 pw.print(" external="); 14594 pw.println(mSettings.mExternalDatabaseVersion); 14595 } 14596 } 14597 14598 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14599 if (!checkin) { 14600 if (dumpState.onTitlePrinted()) 14601 pw.println(); 14602 pw.println("Verifiers:"); 14603 pw.print(" Required: "); 14604 pw.print(mRequiredVerifierPackage); 14605 pw.print(" (uid="); 14606 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14607 pw.println(")"); 14608 } else if (mRequiredVerifierPackage != null) { 14609 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14610 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14611 } 14612 } 14613 14614 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14615 packageName == null) { 14616 if (mIntentFilterVerifierComponent != null) { 14617 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14618 if (!checkin) { 14619 if (dumpState.onTitlePrinted()) 14620 pw.println(); 14621 pw.println("Intent Filter Verifier:"); 14622 pw.print(" Using: "); 14623 pw.print(verifierPackageName); 14624 pw.print(" (uid="); 14625 pw.print(getPackageUid(verifierPackageName, 0)); 14626 pw.println(")"); 14627 } else if (verifierPackageName != null) { 14628 pw.print("ifv,"); pw.print(verifierPackageName); 14629 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14630 } 14631 } else { 14632 pw.println(); 14633 pw.println("No Intent Filter Verifier available!"); 14634 } 14635 } 14636 14637 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14638 boolean printedHeader = false; 14639 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14640 while (it.hasNext()) { 14641 String name = it.next(); 14642 SharedLibraryEntry ent = mSharedLibraries.get(name); 14643 if (!checkin) { 14644 if (!printedHeader) { 14645 if (dumpState.onTitlePrinted()) 14646 pw.println(); 14647 pw.println("Libraries:"); 14648 printedHeader = true; 14649 } 14650 pw.print(" "); 14651 } else { 14652 pw.print("lib,"); 14653 } 14654 pw.print(name); 14655 if (!checkin) { 14656 pw.print(" -> "); 14657 } 14658 if (ent.path != null) { 14659 if (!checkin) { 14660 pw.print("(jar) "); 14661 pw.print(ent.path); 14662 } else { 14663 pw.print(",jar,"); 14664 pw.print(ent.path); 14665 } 14666 } else { 14667 if (!checkin) { 14668 pw.print("(apk) "); 14669 pw.print(ent.apk); 14670 } else { 14671 pw.print(",apk,"); 14672 pw.print(ent.apk); 14673 } 14674 } 14675 pw.println(); 14676 } 14677 } 14678 14679 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14680 if (dumpState.onTitlePrinted()) 14681 pw.println(); 14682 if (!checkin) { 14683 pw.println("Features:"); 14684 } 14685 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14686 while (it.hasNext()) { 14687 String name = it.next(); 14688 if (!checkin) { 14689 pw.print(" "); 14690 } else { 14691 pw.print("feat,"); 14692 } 14693 pw.println(name); 14694 } 14695 } 14696 14697 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14698 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14699 : "Activity Resolver Table:", " ", packageName, 14700 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14701 dumpState.setTitlePrinted(true); 14702 } 14703 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14704 : "Receiver Resolver Table:", " ", packageName, 14705 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14706 dumpState.setTitlePrinted(true); 14707 } 14708 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14709 : "Service Resolver Table:", " ", packageName, 14710 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14711 dumpState.setTitlePrinted(true); 14712 } 14713 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14714 : "Provider Resolver Table:", " ", packageName, 14715 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14716 dumpState.setTitlePrinted(true); 14717 } 14718 } 14719 14720 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14721 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14722 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14723 int user = mSettings.mPreferredActivities.keyAt(i); 14724 if (pir.dump(pw, 14725 dumpState.getTitlePrinted() 14726 ? "\nPreferred Activities User " + user + ":" 14727 : "Preferred Activities User " + user + ":", " ", 14728 packageName, true, false)) { 14729 dumpState.setTitlePrinted(true); 14730 } 14731 } 14732 } 14733 14734 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14735 pw.flush(); 14736 FileOutputStream fout = new FileOutputStream(fd); 14737 BufferedOutputStream str = new BufferedOutputStream(fout); 14738 XmlSerializer serializer = new FastXmlSerializer(); 14739 try { 14740 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14741 serializer.startDocument(null, true); 14742 serializer.setFeature( 14743 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14744 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14745 serializer.endDocument(); 14746 serializer.flush(); 14747 } catch (IllegalArgumentException e) { 14748 pw.println("Failed writing: " + e); 14749 } catch (IllegalStateException e) { 14750 pw.println("Failed writing: " + e); 14751 } catch (IOException e) { 14752 pw.println("Failed writing: " + e); 14753 } 14754 } 14755 14756 if (!checkin 14757 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14758 && packageName == null) { 14759 pw.println(); 14760 int count = mSettings.mPackages.size(); 14761 if (count == 0) { 14762 pw.println("No domain preferred apps!"); 14763 pw.println(); 14764 } else { 14765 final String prefix = " "; 14766 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14767 if (allPackageSettings.size() == 0) { 14768 pw.println("No domain preferred apps!"); 14769 pw.println(); 14770 } else { 14771 pw.println("Domain preferred apps status:"); 14772 pw.println(); 14773 count = 0; 14774 for (PackageSetting ps : allPackageSettings) { 14775 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14776 if (ivi == null || ivi.getPackageName() == null) continue; 14777 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14778 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14779 pw.println(prefix + "Status: " + ivi.getStatusString()); 14780 pw.println(); 14781 count++; 14782 } 14783 if (count == 0) { 14784 pw.println(prefix + "No domain preferred app status!"); 14785 pw.println(); 14786 } 14787 for (int userId : sUserManager.getUserIds()) { 14788 pw.println("Domain preferred apps for User " + userId + ":"); 14789 pw.println(); 14790 count = 0; 14791 for (PackageSetting ps : allPackageSettings) { 14792 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14793 if (ivi == null || ivi.getPackageName() == null) { 14794 continue; 14795 } 14796 final int status = ps.getDomainVerificationStatusForUser(userId); 14797 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14798 continue; 14799 } 14800 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14801 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14802 String statusStr = IntentFilterVerificationInfo. 14803 getStatusStringFromValue(status); 14804 pw.println(prefix + "Status: " + statusStr); 14805 pw.println(); 14806 count++; 14807 } 14808 if (count == 0) { 14809 pw.println(prefix + "No domain preferred apps!"); 14810 pw.println(); 14811 } 14812 } 14813 } 14814 } 14815 } 14816 14817 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14818 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14819 if (packageName == null && permissionNames == null) { 14820 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14821 if (iperm == 0) { 14822 if (dumpState.onTitlePrinted()) 14823 pw.println(); 14824 pw.println("AppOp Permissions:"); 14825 } 14826 pw.print(" AppOp Permission "); 14827 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14828 pw.println(":"); 14829 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14830 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14831 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14832 } 14833 } 14834 } 14835 } 14836 14837 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14838 boolean printedSomething = false; 14839 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14840 if (packageName != null && !packageName.equals(p.info.packageName)) { 14841 continue; 14842 } 14843 if (!printedSomething) { 14844 if (dumpState.onTitlePrinted()) 14845 pw.println(); 14846 pw.println("Registered ContentProviders:"); 14847 printedSomething = true; 14848 } 14849 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14850 pw.print(" "); pw.println(p.toString()); 14851 } 14852 printedSomething = false; 14853 for (Map.Entry<String, PackageParser.Provider> entry : 14854 mProvidersByAuthority.entrySet()) { 14855 PackageParser.Provider p = entry.getValue(); 14856 if (packageName != null && !packageName.equals(p.info.packageName)) { 14857 continue; 14858 } 14859 if (!printedSomething) { 14860 if (dumpState.onTitlePrinted()) 14861 pw.println(); 14862 pw.println("ContentProvider Authorities:"); 14863 printedSomething = true; 14864 } 14865 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14866 pw.print(" "); pw.println(p.toString()); 14867 if (p.info != null && p.info.applicationInfo != null) { 14868 final String appInfo = p.info.applicationInfo.toString(); 14869 pw.print(" applicationInfo="); pw.println(appInfo); 14870 } 14871 } 14872 } 14873 14874 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14875 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14876 } 14877 14878 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14879 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14880 } 14881 14882 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14883 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14884 } 14885 14886 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14887 // XXX should handle packageName != null by dumping only install data that 14888 // the given package is involved with. 14889 if (dumpState.onTitlePrinted()) pw.println(); 14890 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14891 } 14892 14893 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14894 if (dumpState.onTitlePrinted()) pw.println(); 14895 mSettings.dumpReadMessagesLPr(pw, dumpState); 14896 14897 pw.println(); 14898 pw.println("Package warning messages:"); 14899 BufferedReader in = null; 14900 String line = null; 14901 try { 14902 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14903 while ((line = in.readLine()) != null) { 14904 if (line.contains("ignored: updated version")) continue; 14905 pw.println(line); 14906 } 14907 } catch (IOException ignored) { 14908 } finally { 14909 IoUtils.closeQuietly(in); 14910 } 14911 } 14912 14913 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14914 BufferedReader in = null; 14915 String line = null; 14916 try { 14917 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14918 while ((line = in.readLine()) != null) { 14919 if (line.contains("ignored: updated version")) continue; 14920 pw.print("msg,"); 14921 pw.println(line); 14922 } 14923 } catch (IOException ignored) { 14924 } finally { 14925 IoUtils.closeQuietly(in); 14926 } 14927 } 14928 } 14929 } 14930 14931 // ------- apps on sdcard specific code ------- 14932 static final boolean DEBUG_SD_INSTALL = false; 14933 14934 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14935 14936 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14937 14938 private boolean mMediaMounted = false; 14939 14940 static String getEncryptKey() { 14941 try { 14942 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14943 SD_ENCRYPTION_KEYSTORE_NAME); 14944 if (sdEncKey == null) { 14945 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14946 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14947 if (sdEncKey == null) { 14948 Slog.e(TAG, "Failed to create encryption keys"); 14949 return null; 14950 } 14951 } 14952 return sdEncKey; 14953 } catch (NoSuchAlgorithmException nsae) { 14954 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14955 return null; 14956 } catch (IOException ioe) { 14957 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14958 return null; 14959 } 14960 } 14961 14962 /* 14963 * Update media status on PackageManager. 14964 */ 14965 @Override 14966 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14967 int callingUid = Binder.getCallingUid(); 14968 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14969 throw new SecurityException("Media status can only be updated by the system"); 14970 } 14971 // reader; this apparently protects mMediaMounted, but should probably 14972 // be a different lock in that case. 14973 synchronized (mPackages) { 14974 Log.i(TAG, "Updating external media status from " 14975 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14976 + (mediaStatus ? "mounted" : "unmounted")); 14977 if (DEBUG_SD_INSTALL) 14978 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14979 + ", mMediaMounted=" + mMediaMounted); 14980 if (mediaStatus == mMediaMounted) { 14981 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14982 : 0, -1); 14983 mHandler.sendMessage(msg); 14984 return; 14985 } 14986 mMediaMounted = mediaStatus; 14987 } 14988 // Queue up an async operation since the package installation may take a 14989 // little while. 14990 mHandler.post(new Runnable() { 14991 public void run() { 14992 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14993 } 14994 }); 14995 } 14996 14997 /** 14998 * Called by MountService when the initial ASECs to scan are available. 14999 * Should block until all the ASEC containers are finished being scanned. 15000 */ 15001 public void scanAvailableAsecs() { 15002 updateExternalMediaStatusInner(true, false, false); 15003 if (mShouldRestoreconData) { 15004 SELinuxMMAC.setRestoreconDone(); 15005 mShouldRestoreconData = false; 15006 } 15007 } 15008 15009 /* 15010 * Collect information of applications on external media, map them against 15011 * existing containers and update information based on current mount status. 15012 * Please note that we always have to report status if reportStatus has been 15013 * set to true especially when unloading packages. 15014 */ 15015 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15016 boolean externalStorage) { 15017 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15018 int[] uidArr = EmptyArray.INT; 15019 15020 final String[] list = PackageHelper.getSecureContainerList(); 15021 if (ArrayUtils.isEmpty(list)) { 15022 Log.i(TAG, "No secure containers found"); 15023 } else { 15024 // Process list of secure containers and categorize them 15025 // as active or stale based on their package internal state. 15026 15027 // reader 15028 synchronized (mPackages) { 15029 for (String cid : list) { 15030 // Leave stages untouched for now; installer service owns them 15031 if (PackageInstallerService.isStageName(cid)) continue; 15032 15033 if (DEBUG_SD_INSTALL) 15034 Log.i(TAG, "Processing container " + cid); 15035 String pkgName = getAsecPackageName(cid); 15036 if (pkgName == null) { 15037 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15038 continue; 15039 } 15040 if (DEBUG_SD_INSTALL) 15041 Log.i(TAG, "Looking for pkg : " + pkgName); 15042 15043 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15044 if (ps == null) { 15045 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15046 continue; 15047 } 15048 15049 /* 15050 * Skip packages that are not external if we're unmounting 15051 * external storage. 15052 */ 15053 if (externalStorage && !isMounted && !isExternal(ps)) { 15054 continue; 15055 } 15056 15057 final AsecInstallArgs args = new AsecInstallArgs(cid, 15058 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15059 // The package status is changed only if the code path 15060 // matches between settings and the container id. 15061 if (ps.codePathString != null 15062 && ps.codePathString.startsWith(args.getCodePath())) { 15063 if (DEBUG_SD_INSTALL) { 15064 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15065 + " at code path: " + ps.codePathString); 15066 } 15067 15068 // We do have a valid package installed on sdcard 15069 processCids.put(args, ps.codePathString); 15070 final int uid = ps.appId; 15071 if (uid != -1) { 15072 uidArr = ArrayUtils.appendInt(uidArr, uid); 15073 } 15074 } else { 15075 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15076 + ps.codePathString); 15077 } 15078 } 15079 } 15080 15081 Arrays.sort(uidArr); 15082 } 15083 15084 // Process packages with valid entries. 15085 if (isMounted) { 15086 if (DEBUG_SD_INSTALL) 15087 Log.i(TAG, "Loading packages"); 15088 loadMediaPackages(processCids, uidArr); 15089 startCleaningPackages(); 15090 mInstallerService.onSecureContainersAvailable(); 15091 } else { 15092 if (DEBUG_SD_INSTALL) 15093 Log.i(TAG, "Unloading packages"); 15094 unloadMediaPackages(processCids, uidArr, reportStatus); 15095 } 15096 } 15097 15098 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15099 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15100 final int size = infos.size(); 15101 final String[] packageNames = new String[size]; 15102 final int[] packageUids = new int[size]; 15103 for (int i = 0; i < size; i++) { 15104 final ApplicationInfo info = infos.get(i); 15105 packageNames[i] = info.packageName; 15106 packageUids[i] = info.uid; 15107 } 15108 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15109 finishedReceiver); 15110 } 15111 15112 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15113 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15114 sendResourcesChangedBroadcast(mediaStatus, replacing, 15115 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15116 } 15117 15118 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15119 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15120 int size = pkgList.length; 15121 if (size > 0) { 15122 // Send broadcasts here 15123 Bundle extras = new Bundle(); 15124 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15125 if (uidArr != null) { 15126 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15127 } 15128 if (replacing) { 15129 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15130 } 15131 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15132 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15133 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15134 } 15135 } 15136 15137 /* 15138 * Look at potentially valid container ids from processCids If package 15139 * information doesn't match the one on record or package scanning fails, 15140 * the cid is added to list of removeCids. We currently don't delete stale 15141 * containers. 15142 */ 15143 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15144 ArrayList<String> pkgList = new ArrayList<String>(); 15145 Set<AsecInstallArgs> keys = processCids.keySet(); 15146 15147 for (AsecInstallArgs args : keys) { 15148 String codePath = processCids.get(args); 15149 if (DEBUG_SD_INSTALL) 15150 Log.i(TAG, "Loading container : " + args.cid); 15151 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15152 try { 15153 // Make sure there are no container errors first. 15154 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15155 Slog.e(TAG, "Failed to mount cid : " + args.cid 15156 + " when installing from sdcard"); 15157 continue; 15158 } 15159 // Check code path here. 15160 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15161 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15162 + " does not match one in settings " + codePath); 15163 continue; 15164 } 15165 // Parse package 15166 int parseFlags = mDefParseFlags; 15167 if (args.isExternalAsec()) { 15168 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15169 } 15170 if (args.isFwdLocked()) { 15171 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15172 } 15173 15174 synchronized (mInstallLock) { 15175 PackageParser.Package pkg = null; 15176 try { 15177 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15178 } catch (PackageManagerException e) { 15179 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15180 } 15181 // Scan the package 15182 if (pkg != null) { 15183 /* 15184 * TODO why is the lock being held? doPostInstall is 15185 * called in other places without the lock. This needs 15186 * to be straightened out. 15187 */ 15188 // writer 15189 synchronized (mPackages) { 15190 retCode = PackageManager.INSTALL_SUCCEEDED; 15191 pkgList.add(pkg.packageName); 15192 // Post process args 15193 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15194 pkg.applicationInfo.uid); 15195 } 15196 } else { 15197 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15198 } 15199 } 15200 15201 } finally { 15202 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15203 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15204 } 15205 } 15206 } 15207 // writer 15208 synchronized (mPackages) { 15209 // If the platform SDK has changed since the last time we booted, 15210 // we need to re-grant app permission to catch any new ones that 15211 // appear. This is really a hack, and means that apps can in some 15212 // cases get permissions that the user didn't initially explicitly 15213 // allow... it would be nice to have some better way to handle 15214 // this situation. 15215 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15216 if (regrantPermissions) 15217 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15218 + mSdkVersion + "; regranting permissions for external storage"); 15219 mSettings.mExternalSdkPlatform = mSdkVersion; 15220 15221 // Make sure group IDs have been assigned, and any permission 15222 // changes in other apps are accounted for 15223 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15224 | (regrantPermissions 15225 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15226 : 0)); 15227 15228 mSettings.updateExternalDatabaseVersion(); 15229 15230 // can downgrade to reader 15231 // Persist settings 15232 mSettings.writeLPr(); 15233 } 15234 // Send a broadcast to let everyone know we are done processing 15235 if (pkgList.size() > 0) { 15236 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15237 } 15238 } 15239 15240 /* 15241 * Utility method to unload a list of specified containers 15242 */ 15243 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15244 // Just unmount all valid containers. 15245 for (AsecInstallArgs arg : cidArgs) { 15246 synchronized (mInstallLock) { 15247 arg.doPostDeleteLI(false); 15248 } 15249 } 15250 } 15251 15252 /* 15253 * Unload packages mounted on external media. This involves deleting package 15254 * data from internal structures, sending broadcasts about diabled packages, 15255 * gc'ing to free up references, unmounting all secure containers 15256 * corresponding to packages on external media, and posting a 15257 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15258 * that we always have to post this message if status has been requested no 15259 * matter what. 15260 */ 15261 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15262 final boolean reportStatus) { 15263 if (DEBUG_SD_INSTALL) 15264 Log.i(TAG, "unloading media packages"); 15265 ArrayList<String> pkgList = new ArrayList<String>(); 15266 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15267 final Set<AsecInstallArgs> keys = processCids.keySet(); 15268 for (AsecInstallArgs args : keys) { 15269 String pkgName = args.getPackageName(); 15270 if (DEBUG_SD_INSTALL) 15271 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15272 // Delete package internally 15273 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15274 synchronized (mInstallLock) { 15275 boolean res = deletePackageLI(pkgName, null, false, null, null, 15276 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15277 if (res) { 15278 pkgList.add(pkgName); 15279 } else { 15280 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15281 failedList.add(args); 15282 } 15283 } 15284 } 15285 15286 // reader 15287 synchronized (mPackages) { 15288 // We didn't update the settings after removing each package; 15289 // write them now for all packages. 15290 mSettings.writeLPr(); 15291 } 15292 15293 // We have to absolutely send UPDATED_MEDIA_STATUS only 15294 // after confirming that all the receivers processed the ordered 15295 // broadcast when packages get disabled, force a gc to clean things up. 15296 // and unload all the containers. 15297 if (pkgList.size() > 0) { 15298 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15299 new IIntentReceiver.Stub() { 15300 public void performReceive(Intent intent, int resultCode, String data, 15301 Bundle extras, boolean ordered, boolean sticky, 15302 int sendingUser) throws RemoteException { 15303 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15304 reportStatus ? 1 : 0, 1, keys); 15305 mHandler.sendMessage(msg); 15306 } 15307 }); 15308 } else { 15309 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15310 keys); 15311 mHandler.sendMessage(msg); 15312 } 15313 } 15314 15315 private void loadPrivatePackages(VolumeInfo vol) { 15316 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15317 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15318 synchronized (mInstallLock) { 15319 synchronized (mPackages) { 15320 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15321 for (PackageSetting ps : packages) { 15322 final PackageParser.Package pkg; 15323 try { 15324 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15325 loaded.add(pkg.applicationInfo); 15326 } catch (PackageManagerException e) { 15327 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15328 } 15329 } 15330 15331 // TODO: regrant any permissions that changed based since original install 15332 15333 mSettings.writeLPr(); 15334 } 15335 } 15336 15337 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15338 sendResourcesChangedBroadcast(true, false, loaded, null); 15339 } 15340 15341 private void unloadPrivatePackages(VolumeInfo vol) { 15342 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15343 synchronized (mInstallLock) { 15344 synchronized (mPackages) { 15345 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15346 for (PackageSetting ps : packages) { 15347 if (ps.pkg == null) continue; 15348 15349 final ApplicationInfo info = ps.pkg.applicationInfo; 15350 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15351 if (deletePackageLI(ps.name, null, false, null, null, 15352 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15353 unloaded.add(info); 15354 } else { 15355 Slog.w(TAG, "Failed to unload " + ps.codePath); 15356 } 15357 } 15358 15359 mSettings.writeLPr(); 15360 } 15361 } 15362 15363 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15364 sendResourcesChangedBroadcast(false, false, unloaded, null); 15365 } 15366 15367 /** 15368 * Examine all users present on given mounted volume, and destroy data 15369 * belonging to users that are no longer valid, or whose user ID has been 15370 * recycled. 15371 */ 15372 private void reconcileUsers(String volumeUuid) { 15373 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15374 if (ArrayUtils.isEmpty(files)) { 15375 Slog.d(TAG, "No users found on " + volumeUuid); 15376 return; 15377 } 15378 15379 for (File file : files) { 15380 if (!file.isDirectory()) continue; 15381 15382 final int userId; 15383 final UserInfo info; 15384 try { 15385 userId = Integer.parseInt(file.getName()); 15386 info = sUserManager.getUserInfo(userId); 15387 } catch (NumberFormatException e) { 15388 Slog.w(TAG, "Invalid user directory " + file); 15389 continue; 15390 } 15391 15392 boolean destroyUser = false; 15393 if (info == null) { 15394 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15395 + " because no matching user was found"); 15396 destroyUser = true; 15397 } else { 15398 try { 15399 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15400 } catch (IOException e) { 15401 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15402 + " because we failed to enforce serial number: " + e); 15403 destroyUser = true; 15404 } 15405 } 15406 15407 if (destroyUser) { 15408 synchronized (mInstallLock) { 15409 mInstaller.removeUserDataDirs(volumeUuid, userId); 15410 } 15411 } 15412 } 15413 15414 final UserManager um = mContext.getSystemService(UserManager.class); 15415 for (UserInfo user : um.getUsers()) { 15416 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15417 if (userDir.exists()) continue; 15418 15419 try { 15420 UserManagerService.prepareUserDirectory(userDir); 15421 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15422 } catch (IOException e) { 15423 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15424 } 15425 } 15426 } 15427 15428 /** 15429 * Examine all apps present on given mounted volume, and destroy apps that 15430 * aren't expected, either due to uninstallation or reinstallation on 15431 * another volume. 15432 */ 15433 private void reconcileApps(String volumeUuid) { 15434 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15435 if (ArrayUtils.isEmpty(files)) { 15436 Slog.d(TAG, "No apps found on " + volumeUuid); 15437 return; 15438 } 15439 15440 for (File file : files) { 15441 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15442 && !PackageInstallerService.isStageName(file.getName()); 15443 if (!isPackage) { 15444 // Ignore entries which are not packages 15445 continue; 15446 } 15447 15448 boolean destroyApp = false; 15449 String packageName = null; 15450 try { 15451 final PackageLite pkg = PackageParser.parsePackageLite(file, 15452 PackageParser.PARSE_MUST_BE_APK); 15453 packageName = pkg.packageName; 15454 15455 synchronized (mPackages) { 15456 final PackageSetting ps = mSettings.mPackages.get(packageName); 15457 if (ps == null) { 15458 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15459 + volumeUuid + " because we found no install record"); 15460 destroyApp = true; 15461 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15462 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15463 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15464 destroyApp = true; 15465 } 15466 } 15467 15468 } catch (PackageParserException e) { 15469 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15470 destroyApp = true; 15471 } 15472 15473 if (destroyApp) { 15474 synchronized (mInstallLock) { 15475 if (packageName != null) { 15476 removeDataDirsLI(volumeUuid, packageName); 15477 } 15478 if (file.isDirectory()) { 15479 mInstaller.rmPackageDir(file.getAbsolutePath()); 15480 } else { 15481 file.delete(); 15482 } 15483 } 15484 } 15485 } 15486 } 15487 15488 private void unfreezePackage(String packageName) { 15489 synchronized (mPackages) { 15490 final PackageSetting ps = mSettings.mPackages.get(packageName); 15491 if (ps != null) { 15492 ps.frozen = false; 15493 } 15494 } 15495 } 15496 15497 @Override 15498 public int movePackage(final String packageName, final String volumeUuid) { 15499 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15500 15501 final int moveId = mNextMoveId.getAndIncrement(); 15502 try { 15503 movePackageInternal(packageName, volumeUuid, moveId); 15504 } catch (PackageManagerException e) { 15505 Slog.w(TAG, "Failed to move " + packageName, e); 15506 mMoveCallbacks.notifyStatusChanged(moveId, 15507 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15508 } 15509 return moveId; 15510 } 15511 15512 private void movePackageInternal(final String packageName, final String volumeUuid, 15513 final int moveId) throws PackageManagerException { 15514 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15515 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15516 final PackageManager pm = mContext.getPackageManager(); 15517 15518 final boolean currentAsec; 15519 final String currentVolumeUuid; 15520 final File codeFile; 15521 final String installerPackageName; 15522 final String packageAbiOverride; 15523 final int appId; 15524 final String seinfo; 15525 final String label; 15526 15527 // reader 15528 synchronized (mPackages) { 15529 final PackageParser.Package pkg = mPackages.get(packageName); 15530 final PackageSetting ps = mSettings.mPackages.get(packageName); 15531 if (pkg == null || ps == null) { 15532 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15533 } 15534 15535 if (pkg.applicationInfo.isSystemApp()) { 15536 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15537 "Cannot move system application"); 15538 } 15539 15540 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15541 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15542 "Package already moved to " + volumeUuid); 15543 } 15544 15545 final File probe = new File(pkg.codePath); 15546 final File probeOat = new File(probe, "oat"); 15547 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15548 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15549 "Move only supported for modern cluster style installs"); 15550 } 15551 15552 if (ps.frozen) { 15553 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15554 "Failed to move already frozen package"); 15555 } 15556 ps.frozen = true; 15557 15558 currentAsec = pkg.applicationInfo.isForwardLocked() 15559 || pkg.applicationInfo.isExternalAsec(); 15560 currentVolumeUuid = ps.volumeUuid; 15561 codeFile = new File(pkg.codePath); 15562 installerPackageName = ps.installerPackageName; 15563 packageAbiOverride = ps.cpuAbiOverrideString; 15564 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15565 seinfo = pkg.applicationInfo.seinfo; 15566 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15567 } 15568 15569 // Now that we're guarded by frozen state, kill app during move 15570 killApplication(packageName, appId, "move pkg"); 15571 15572 final Bundle extras = new Bundle(); 15573 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15574 extras.putString(Intent.EXTRA_TITLE, label); 15575 mMoveCallbacks.notifyCreated(moveId, extras); 15576 15577 int installFlags; 15578 final boolean moveCompleteApp; 15579 final File measurePath; 15580 15581 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15582 installFlags = INSTALL_INTERNAL; 15583 moveCompleteApp = !currentAsec; 15584 measurePath = Environment.getDataAppDirectory(volumeUuid); 15585 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15586 installFlags = INSTALL_EXTERNAL; 15587 moveCompleteApp = false; 15588 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15589 } else { 15590 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15591 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15592 || !volume.isMountedWritable()) { 15593 unfreezePackage(packageName); 15594 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15595 "Move location not mounted private volume"); 15596 } 15597 15598 Preconditions.checkState(!currentAsec); 15599 15600 installFlags = INSTALL_INTERNAL; 15601 moveCompleteApp = true; 15602 measurePath = Environment.getDataAppDirectory(volumeUuid); 15603 } 15604 15605 final PackageStats stats = new PackageStats(null, -1); 15606 synchronized (mInstaller) { 15607 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15608 unfreezePackage(packageName); 15609 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15610 "Failed to measure package size"); 15611 } 15612 } 15613 15614 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15615 + stats.dataSize); 15616 15617 final long startFreeBytes = measurePath.getFreeSpace(); 15618 final long sizeBytes; 15619 if (moveCompleteApp) { 15620 sizeBytes = stats.codeSize + stats.dataSize; 15621 } else { 15622 sizeBytes = stats.codeSize; 15623 } 15624 15625 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15626 unfreezePackage(packageName); 15627 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15628 "Not enough free space to move"); 15629 } 15630 15631 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15632 15633 final CountDownLatch installedLatch = new CountDownLatch(1); 15634 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15635 @Override 15636 public void onUserActionRequired(Intent intent) throws RemoteException { 15637 throw new IllegalStateException(); 15638 } 15639 15640 @Override 15641 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15642 Bundle extras) throws RemoteException { 15643 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15644 + PackageManager.installStatusToString(returnCode, msg)); 15645 15646 installedLatch.countDown(); 15647 15648 // Regardless of success or failure of the move operation, 15649 // always unfreeze the package 15650 unfreezePackage(packageName); 15651 15652 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15653 switch (status) { 15654 case PackageInstaller.STATUS_SUCCESS: 15655 mMoveCallbacks.notifyStatusChanged(moveId, 15656 PackageManager.MOVE_SUCCEEDED); 15657 break; 15658 case PackageInstaller.STATUS_FAILURE_STORAGE: 15659 mMoveCallbacks.notifyStatusChanged(moveId, 15660 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15661 break; 15662 default: 15663 mMoveCallbacks.notifyStatusChanged(moveId, 15664 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15665 break; 15666 } 15667 } 15668 }; 15669 15670 final MoveInfo move; 15671 if (moveCompleteApp) { 15672 // Kick off a thread to report progress estimates 15673 new Thread() { 15674 @Override 15675 public void run() { 15676 while (true) { 15677 try { 15678 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15679 break; 15680 } 15681 } catch (InterruptedException ignored) { 15682 } 15683 15684 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15685 final int progress = 10 + (int) MathUtils.constrain( 15686 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15687 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15688 } 15689 } 15690 }.start(); 15691 15692 final String dataAppName = codeFile.getName(); 15693 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15694 dataAppName, appId, seinfo); 15695 } else { 15696 move = null; 15697 } 15698 15699 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15700 15701 final Message msg = mHandler.obtainMessage(INIT_COPY); 15702 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15703 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15704 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15705 mHandler.sendMessage(msg); 15706 } 15707 15708 @Override 15709 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15710 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15711 15712 final int realMoveId = mNextMoveId.getAndIncrement(); 15713 final Bundle extras = new Bundle(); 15714 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15715 mMoveCallbacks.notifyCreated(realMoveId, extras); 15716 15717 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15718 @Override 15719 public void onCreated(int moveId, Bundle extras) { 15720 // Ignored 15721 } 15722 15723 @Override 15724 public void onStatusChanged(int moveId, int status, long estMillis) { 15725 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15726 } 15727 }; 15728 15729 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15730 storage.setPrimaryStorageUuid(volumeUuid, callback); 15731 return realMoveId; 15732 } 15733 15734 @Override 15735 public int getMoveStatus(int moveId) { 15736 mContext.enforceCallingOrSelfPermission( 15737 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15738 return mMoveCallbacks.mLastStatus.get(moveId); 15739 } 15740 15741 @Override 15742 public void registerMoveCallback(IPackageMoveObserver callback) { 15743 mContext.enforceCallingOrSelfPermission( 15744 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15745 mMoveCallbacks.register(callback); 15746 } 15747 15748 @Override 15749 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15750 mContext.enforceCallingOrSelfPermission( 15751 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15752 mMoveCallbacks.unregister(callback); 15753 } 15754 15755 @Override 15756 public boolean setInstallLocation(int loc) { 15757 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15758 null); 15759 if (getInstallLocation() == loc) { 15760 return true; 15761 } 15762 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15763 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15764 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15765 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15766 return true; 15767 } 15768 return false; 15769 } 15770 15771 @Override 15772 public int getInstallLocation() { 15773 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15774 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15775 PackageHelper.APP_INSTALL_AUTO); 15776 } 15777 15778 /** Called by UserManagerService */ 15779 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15780 mDirtyUsers.remove(userHandle); 15781 mSettings.removeUserLPw(userHandle); 15782 mPendingBroadcasts.remove(userHandle); 15783 if (mInstaller != null) { 15784 // Technically, we shouldn't be doing this with the package lock 15785 // held. However, this is very rare, and there is already so much 15786 // other disk I/O going on, that we'll let it slide for now. 15787 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15788 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15789 final String volumeUuid = vol.getFsUuid(); 15790 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15791 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15792 } 15793 } 15794 mUserNeedsBadging.delete(userHandle); 15795 removeUnusedPackagesLILPw(userManager, userHandle); 15796 } 15797 15798 /** 15799 * We're removing userHandle and would like to remove any downloaded packages 15800 * that are no longer in use by any other user. 15801 * @param userHandle the user being removed 15802 */ 15803 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15804 final boolean DEBUG_CLEAN_APKS = false; 15805 int [] users = userManager.getUserIdsLPr(); 15806 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15807 while (psit.hasNext()) { 15808 PackageSetting ps = psit.next(); 15809 if (ps.pkg == null) { 15810 continue; 15811 } 15812 final String packageName = ps.pkg.packageName; 15813 // Skip over if system app 15814 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15815 continue; 15816 } 15817 if (DEBUG_CLEAN_APKS) { 15818 Slog.i(TAG, "Checking package " + packageName); 15819 } 15820 boolean keep = false; 15821 for (int i = 0; i < users.length; i++) { 15822 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15823 keep = true; 15824 if (DEBUG_CLEAN_APKS) { 15825 Slog.i(TAG, " Keeping package " + packageName + " for user " 15826 + users[i]); 15827 } 15828 break; 15829 } 15830 } 15831 if (!keep) { 15832 if (DEBUG_CLEAN_APKS) { 15833 Slog.i(TAG, " Removing package " + packageName); 15834 } 15835 mHandler.post(new Runnable() { 15836 public void run() { 15837 deletePackageX(packageName, userHandle, 0); 15838 } //end run 15839 }); 15840 } 15841 } 15842 } 15843 15844 /** Called by UserManagerService */ 15845 void createNewUserLILPw(int userHandle) { 15846 if (mInstaller != null) { 15847 mInstaller.createUserConfig(userHandle); 15848 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15849 applyFactoryDefaultBrowserLPw(userHandle); 15850 } 15851 } 15852 15853 void newUserCreatedLILPw(final int userHandle) { 15854 // We cannot grant the default permissions with a lock held as 15855 // we query providers from other components for default handlers 15856 // such as enabled IMEs, etc. 15857 mHandler.post(new Runnable() { 15858 @Override 15859 public void run() { 15860 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15861 } 15862 }); 15863 } 15864 15865 @Override 15866 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15867 mContext.enforceCallingOrSelfPermission( 15868 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15869 "Only package verification agents can read the verifier device identity"); 15870 15871 synchronized (mPackages) { 15872 return mSettings.getVerifierDeviceIdentityLPw(); 15873 } 15874 } 15875 15876 @Override 15877 public void setPermissionEnforced(String permission, boolean enforced) { 15878 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15879 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15880 synchronized (mPackages) { 15881 if (mSettings.mReadExternalStorageEnforced == null 15882 || mSettings.mReadExternalStorageEnforced != enforced) { 15883 mSettings.mReadExternalStorageEnforced = enforced; 15884 mSettings.writeLPr(); 15885 } 15886 } 15887 // kill any non-foreground processes so we restart them and 15888 // grant/revoke the GID. 15889 final IActivityManager am = ActivityManagerNative.getDefault(); 15890 if (am != null) { 15891 final long token = Binder.clearCallingIdentity(); 15892 try { 15893 am.killProcessesBelowForeground("setPermissionEnforcement"); 15894 } catch (RemoteException e) { 15895 } finally { 15896 Binder.restoreCallingIdentity(token); 15897 } 15898 } 15899 } else { 15900 throw new IllegalArgumentException("No selective enforcement for " + permission); 15901 } 15902 } 15903 15904 @Override 15905 @Deprecated 15906 public boolean isPermissionEnforced(String permission) { 15907 return true; 15908 } 15909 15910 @Override 15911 public boolean isStorageLow() { 15912 final long token = Binder.clearCallingIdentity(); 15913 try { 15914 final DeviceStorageMonitorInternal 15915 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15916 if (dsm != null) { 15917 return dsm.isMemoryLow(); 15918 } else { 15919 return false; 15920 } 15921 } finally { 15922 Binder.restoreCallingIdentity(token); 15923 } 15924 } 15925 15926 @Override 15927 public IPackageInstaller getPackageInstaller() { 15928 return mInstallerService; 15929 } 15930 15931 private boolean userNeedsBadging(int userId) { 15932 int index = mUserNeedsBadging.indexOfKey(userId); 15933 if (index < 0) { 15934 final UserInfo userInfo; 15935 final long token = Binder.clearCallingIdentity(); 15936 try { 15937 userInfo = sUserManager.getUserInfo(userId); 15938 } finally { 15939 Binder.restoreCallingIdentity(token); 15940 } 15941 final boolean b; 15942 if (userInfo != null && userInfo.isManagedProfile()) { 15943 b = true; 15944 } else { 15945 b = false; 15946 } 15947 mUserNeedsBadging.put(userId, b); 15948 return b; 15949 } 15950 return mUserNeedsBadging.valueAt(index); 15951 } 15952 15953 @Override 15954 public KeySet getKeySetByAlias(String packageName, String alias) { 15955 if (packageName == null || alias == null) { 15956 return null; 15957 } 15958 synchronized(mPackages) { 15959 final PackageParser.Package pkg = mPackages.get(packageName); 15960 if (pkg == null) { 15961 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15962 throw new IllegalArgumentException("Unknown package: " + packageName); 15963 } 15964 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15965 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15966 } 15967 } 15968 15969 @Override 15970 public KeySet getSigningKeySet(String packageName) { 15971 if (packageName == null) { 15972 return null; 15973 } 15974 synchronized(mPackages) { 15975 final PackageParser.Package pkg = mPackages.get(packageName); 15976 if (pkg == null) { 15977 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15978 throw new IllegalArgumentException("Unknown package: " + packageName); 15979 } 15980 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15981 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15982 throw new SecurityException("May not access signing KeySet of other apps."); 15983 } 15984 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15985 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15986 } 15987 } 15988 15989 @Override 15990 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15991 if (packageName == null || ks == null) { 15992 return false; 15993 } 15994 synchronized(mPackages) { 15995 final PackageParser.Package pkg = mPackages.get(packageName); 15996 if (pkg == null) { 15997 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15998 throw new IllegalArgumentException("Unknown package: " + packageName); 15999 } 16000 IBinder ksh = ks.getToken(); 16001 if (ksh instanceof KeySetHandle) { 16002 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16003 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16004 } 16005 return false; 16006 } 16007 } 16008 16009 @Override 16010 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16011 if (packageName == null || ks == null) { 16012 return false; 16013 } 16014 synchronized(mPackages) { 16015 final PackageParser.Package pkg = mPackages.get(packageName); 16016 if (pkg == null) { 16017 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16018 throw new IllegalArgumentException("Unknown package: " + packageName); 16019 } 16020 IBinder ksh = ks.getToken(); 16021 if (ksh instanceof KeySetHandle) { 16022 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16023 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16024 } 16025 return false; 16026 } 16027 } 16028 16029 public void getUsageStatsIfNoPackageUsageInfo() { 16030 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16031 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16032 if (usm == null) { 16033 throw new IllegalStateException("UsageStatsManager must be initialized"); 16034 } 16035 long now = System.currentTimeMillis(); 16036 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16037 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16038 String packageName = entry.getKey(); 16039 PackageParser.Package pkg = mPackages.get(packageName); 16040 if (pkg == null) { 16041 continue; 16042 } 16043 UsageStats usage = entry.getValue(); 16044 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16045 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16046 } 16047 } 16048 } 16049 16050 /** 16051 * Check and throw if the given before/after packages would be considered a 16052 * downgrade. 16053 */ 16054 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16055 throws PackageManagerException { 16056 if (after.versionCode < before.mVersionCode) { 16057 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16058 "Update version code " + after.versionCode + " is older than current " 16059 + before.mVersionCode); 16060 } else if (after.versionCode == before.mVersionCode) { 16061 if (after.baseRevisionCode < before.baseRevisionCode) { 16062 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16063 "Update base revision code " + after.baseRevisionCode 16064 + " is older than current " + before.baseRevisionCode); 16065 } 16066 16067 if (!ArrayUtils.isEmpty(after.splitNames)) { 16068 for (int i = 0; i < after.splitNames.length; i++) { 16069 final String splitName = after.splitNames[i]; 16070 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16071 if (j != -1) { 16072 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16073 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16074 "Update split " + splitName + " revision code " 16075 + after.splitRevisionCodes[i] + " is older than current " 16076 + before.splitRevisionCodes[j]); 16077 } 16078 } 16079 } 16080 } 16081 } 16082 } 16083 16084 private static class MoveCallbacks extends Handler { 16085 private static final int MSG_CREATED = 1; 16086 private static final int MSG_STATUS_CHANGED = 2; 16087 16088 private final RemoteCallbackList<IPackageMoveObserver> 16089 mCallbacks = new RemoteCallbackList<>(); 16090 16091 private final SparseIntArray mLastStatus = new SparseIntArray(); 16092 16093 public MoveCallbacks(Looper looper) { 16094 super(looper); 16095 } 16096 16097 public void register(IPackageMoveObserver callback) { 16098 mCallbacks.register(callback); 16099 } 16100 16101 public void unregister(IPackageMoveObserver callback) { 16102 mCallbacks.unregister(callback); 16103 } 16104 16105 @Override 16106 public void handleMessage(Message msg) { 16107 final SomeArgs args = (SomeArgs) msg.obj; 16108 final int n = mCallbacks.beginBroadcast(); 16109 for (int i = 0; i < n; i++) { 16110 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16111 try { 16112 invokeCallback(callback, msg.what, args); 16113 } catch (RemoteException ignored) { 16114 } 16115 } 16116 mCallbacks.finishBroadcast(); 16117 args.recycle(); 16118 } 16119 16120 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16121 throws RemoteException { 16122 switch (what) { 16123 case MSG_CREATED: { 16124 callback.onCreated(args.argi1, (Bundle) args.arg2); 16125 break; 16126 } 16127 case MSG_STATUS_CHANGED: { 16128 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16129 break; 16130 } 16131 } 16132 } 16133 16134 private void notifyCreated(int moveId, Bundle extras) { 16135 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16136 16137 final SomeArgs args = SomeArgs.obtain(); 16138 args.argi1 = moveId; 16139 args.arg2 = extras; 16140 obtainMessage(MSG_CREATED, args).sendToTarget(); 16141 } 16142 16143 private void notifyStatusChanged(int moveId, int status) { 16144 notifyStatusChanged(moveId, status, -1); 16145 } 16146 16147 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16148 Slog.v(TAG, "Move " + moveId + " status " + status); 16149 16150 final SomeArgs args = SomeArgs.obtain(); 16151 args.argi1 = moveId; 16152 args.argi2 = status; 16153 args.arg3 = estMillis; 16154 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16155 16156 synchronized (mLastStatus) { 16157 mLastStatus.put(moveId, status); 16158 } 16159 } 16160 } 16161 16162 private final class OnPermissionChangeListeners extends Handler { 16163 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16164 16165 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16166 new RemoteCallbackList<>(); 16167 16168 public OnPermissionChangeListeners(Looper looper) { 16169 super(looper); 16170 } 16171 16172 @Override 16173 public void handleMessage(Message msg) { 16174 switch (msg.what) { 16175 case MSG_ON_PERMISSIONS_CHANGED: { 16176 final int uid = msg.arg1; 16177 handleOnPermissionsChanged(uid); 16178 } break; 16179 } 16180 } 16181 16182 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16183 mPermissionListeners.register(listener); 16184 16185 } 16186 16187 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16188 mPermissionListeners.unregister(listener); 16189 } 16190 16191 public void onPermissionsChanged(int uid) { 16192 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16193 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16194 } 16195 } 16196 16197 private void handleOnPermissionsChanged(int uid) { 16198 final int count = mPermissionListeners.beginBroadcast(); 16199 try { 16200 for (int i = 0; i < count; i++) { 16201 IOnPermissionsChangeListener callback = mPermissionListeners 16202 .getBroadcastItem(i); 16203 try { 16204 callback.onPermissionsChanged(uid); 16205 } catch (RemoteException e) { 16206 Log.e(TAG, "Permission listener is dead", e); 16207 } 16208 } 16209 } finally { 16210 mPermissionListeners.finishBroadcast(); 16211 } 16212 } 16213 } 16214 16215 private class PackageManagerInternalImpl extends PackageManagerInternal { 16216 @Override 16217 public void setLocationPackagesProvider(PackagesProvider provider) { 16218 synchronized (mPackages) { 16219 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16220 } 16221 } 16222 16223 @Override 16224 public void setImePackagesProvider(PackagesProvider provider) { 16225 synchronized (mPackages) { 16226 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16227 } 16228 } 16229 16230 @Override 16231 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16232 synchronized (mPackages) { 16233 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16234 } 16235 } 16236 16237 @Override 16238 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16239 synchronized (mPackages) { 16240 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16241 } 16242 } 16243 16244 @Override 16245 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16246 synchronized (mPackages) { 16247 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16248 } 16249 } 16250 16251 @Override 16252 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16253 synchronized (mPackages) { 16254 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16255 } 16256 } 16257 16258 @Override 16259 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16260 synchronized (mPackages) { 16261 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16262 packageName, userId); 16263 } 16264 } 16265 16266 @Override 16267 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16268 synchronized (mPackages) { 16269 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16270 packageName, userId); 16271 } 16272 } 16273 } 16274 16275 @Override 16276 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16277 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16278 synchronized (mPackages) { 16279 final long identity = Binder.clearCallingIdentity(); 16280 try { 16281 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16282 packageNames, userId); 16283 } finally { 16284 Binder.restoreCallingIdentity(identity); 16285 } 16286 } 16287 } 16288 16289 private static void enforceSystemOrPhoneCaller(String tag) { 16290 int callingUid = Binder.getCallingUid(); 16291 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16292 throw new SecurityException( 16293 "Cannot call " + tag + " from UID " + callingUid); 16294 } 16295 } 16296} 16297