PackageManagerService.java revision 143e118fa90bbeb8cf558ec0d303639d15ee7db7
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.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 28import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 29import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 37import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 38import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 39import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 44import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 46import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 47import static android.content.pm.PackageManager.INSTALL_INTERNAL; 48import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 53import static android.content.pm.PackageManager.MATCH_ALL; 54import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 55import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 56import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 57import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 58import static android.content.pm.PackageManager.PERMISSION_GRANTED; 59import static android.content.pm.PackageParser.isApkFile; 60import static android.os.Process.PACKAGE_INFO_GID; 61import static android.os.Process.SYSTEM_UID; 62import static android.system.OsConstants.O_CREAT; 63import static android.system.OsConstants.O_RDWR; 64import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 66import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 67import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 68import static com.android.internal.util.ArrayUtils.appendInt; 69import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 70import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 72import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 73import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 74 75import android.Manifest; 76import android.app.ActivityManager; 77import android.app.ActivityManagerNative; 78import android.app.AppGlobals; 79import android.app.IActivityManager; 80import android.app.admin.IDevicePolicyManager; 81import android.app.backup.IBackupManager; 82import android.app.usage.UsageStats; 83import android.app.usage.UsageStatsManager; 84import android.content.BroadcastReceiver; 85import android.content.ComponentName; 86import android.content.Context; 87import android.content.IIntentReceiver; 88import android.content.Intent; 89import android.content.IntentFilter; 90import android.content.IntentSender; 91import android.content.IntentSender.SendIntentException; 92import android.content.ServiceConnection; 93import android.content.pm.ActivityInfo; 94import android.content.pm.ApplicationInfo; 95import android.content.pm.FeatureInfo; 96import android.content.pm.IOnPermissionsChangeListener; 97import android.content.pm.IPackageDataObserver; 98import android.content.pm.IPackageDeleteObserver; 99import android.content.pm.IPackageDeleteObserver2; 100import android.content.pm.IPackageInstallObserver2; 101import android.content.pm.IPackageInstaller; 102import android.content.pm.IPackageManager; 103import android.content.pm.IPackageMoveObserver; 104import android.content.pm.IPackageStatsObserver; 105import android.content.pm.IPackagesProvider; 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.app.IMediaContainerService; 196import com.android.internal.app.ResolverActivity; 197import com.android.internal.content.NativeLibraryHelper; 198import com.android.internal.content.PackageHelper; 199import com.android.internal.os.IParcelFileDescriptorFactory; 200import com.android.internal.os.SomeArgs; 201import com.android.internal.os.Zygote; 202import com.android.internal.util.ArrayUtils; 203import com.android.internal.util.FastPrintWriter; 204import com.android.internal.util.FastXmlSerializer; 205import com.android.internal.util.IndentingPrintWriter; 206import com.android.internal.util.Preconditions; 207import com.android.server.EventLogTags; 208import com.android.server.FgThread; 209import com.android.server.IntentResolver; 210import com.android.server.LocalServices; 211import com.android.server.ServiceThread; 212import com.android.server.SystemConfig; 213import com.android.server.Watchdog; 214import com.android.server.pm.PermissionsState.PermissionState; 215import com.android.server.pm.Settings.DatabaseVersion; 216import com.android.server.storage.DeviceStorageMonitorInternal; 217 218import org.xmlpull.v1.XmlPullParser; 219import org.xmlpull.v1.XmlPullParserException; 220import org.xmlpull.v1.XmlSerializer; 221 222import java.io.BufferedInputStream; 223import java.io.BufferedOutputStream; 224import java.io.BufferedReader; 225import java.io.ByteArrayInputStream; 226import java.io.ByteArrayOutputStream; 227import java.io.File; 228import java.io.FileDescriptor; 229import java.io.FileNotFoundException; 230import java.io.FileOutputStream; 231import java.io.FileReader; 232import java.io.FilenameFilter; 233import java.io.IOException; 234import java.io.InputStream; 235import java.io.PrintWriter; 236import java.nio.charset.StandardCharsets; 237import java.security.NoSuchAlgorithmException; 238import java.security.PublicKey; 239import java.security.cert.CertificateEncodingException; 240import java.security.cert.CertificateException; 241import java.text.SimpleDateFormat; 242import java.util.ArrayList; 243import java.util.Arrays; 244import java.util.Collection; 245import java.util.Collections; 246import java.util.Comparator; 247import java.util.Date; 248import java.util.Iterator; 249import java.util.List; 250import java.util.Map; 251import java.util.Objects; 252import java.util.Set; 253import java.util.concurrent.CountDownLatch; 254import java.util.concurrent.TimeUnit; 255import java.util.concurrent.atomic.AtomicBoolean; 256import java.util.concurrent.atomic.AtomicInteger; 257import java.util.concurrent.atomic.AtomicLong; 258 259/** 260 * Keep track of all those .apks everywhere. 261 * 262 * This is very central to the platform's security; please run the unit 263 * tests whenever making modifications here: 264 * 265mmm frameworks/base/tests/AndroidTests 266adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 267adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 268 * 269 * {@hide} 270 */ 271public class PackageManagerService extends IPackageManager.Stub { 272 static final String TAG = "PackageManager"; 273 static final boolean DEBUG_SETTINGS = false; 274 static final boolean DEBUG_PREFERRED = false; 275 static final boolean DEBUG_UPGRADE = false; 276 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 277 private static final boolean DEBUG_BACKUP = true; 278 private static final boolean DEBUG_INSTALL = false; 279 private static final boolean DEBUG_REMOVE = false; 280 private static final boolean DEBUG_BROADCASTS = false; 281 private static final boolean DEBUG_SHOW_INFO = false; 282 private static final boolean DEBUG_PACKAGE_INFO = false; 283 private static final boolean DEBUG_INTENT_MATCHING = false; 284 private static final boolean DEBUG_PACKAGE_SCANNING = false; 285 private static final boolean DEBUG_VERIFY = false; 286 private static final boolean DEBUG_DEXOPT = false; 287 private static final boolean DEBUG_ABI_SELECTION = false; 288 289 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 290 291 private static final int RADIO_UID = Process.PHONE_UID; 292 private static final int LOG_UID = Process.LOG_UID; 293 private static final int NFC_UID = Process.NFC_UID; 294 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 295 private static final int SHELL_UID = Process.SHELL_UID; 296 297 // Cap the size of permission trees that 3rd party apps can define 298 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 299 300 // Suffix used during package installation when copying/moving 301 // package apks to install directory. 302 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 303 304 static final int SCAN_NO_DEX = 1<<1; 305 static final int SCAN_FORCE_DEX = 1<<2; 306 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 307 static final int SCAN_NEW_INSTALL = 1<<4; 308 static final int SCAN_NO_PATHS = 1<<5; 309 static final int SCAN_UPDATE_TIME = 1<<6; 310 static final int SCAN_DEFER_DEX = 1<<7; 311 static final int SCAN_BOOTING = 1<<8; 312 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 313 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 314 static final int SCAN_REQUIRE_KNOWN = 1<<12; 315 static final int SCAN_MOVE = 1<<13; 316 static final int SCAN_INITIAL = 1<<14; 317 318 static final int REMOVE_CHATTY = 1<<16; 319 320 private static final int[] EMPTY_INT_ARRAY = new int[0]; 321 322 /** 323 * Timeout (in milliseconds) after which the watchdog should declare that 324 * our handler thread is wedged. The usual default for such things is one 325 * minute but we sometimes do very lengthy I/O operations on this thread, 326 * such as installing multi-gigabyte applications, so ours needs to be longer. 327 */ 328 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 329 330 /** 331 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 332 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 333 * settings entry if available, otherwise we use the hardcoded default. If it's been 334 * more than this long since the last fstrim, we force one during the boot sequence. 335 * 336 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 337 * one gets run at the next available charging+idle time. This final mandatory 338 * no-fstrim check kicks in only of the other scheduling criteria is never met. 339 */ 340 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 341 342 /** 343 * Whether verification is enabled by default. 344 */ 345 private static final boolean DEFAULT_VERIFY_ENABLE = true; 346 347 /** 348 * The default maximum time to wait for the verification agent to return in 349 * milliseconds. 350 */ 351 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 352 353 /** 354 * The default response for package verification timeout. 355 * 356 * This can be either PackageManager.VERIFICATION_ALLOW or 357 * PackageManager.VERIFICATION_REJECT. 358 */ 359 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 360 361 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 362 363 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 364 DEFAULT_CONTAINER_PACKAGE, 365 "com.android.defcontainer.DefaultContainerService"); 366 367 private static final String KILL_APP_REASON_GIDS_CHANGED = 368 "permission grant or revoke changed gids"; 369 370 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 371 "permissions revoked"; 372 373 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 374 375 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 376 377 /** Permission grant: not grant the permission. */ 378 private static final int GRANT_DENIED = 1; 379 380 /** Permission grant: grant the permission as an install permission. */ 381 private static final int GRANT_INSTALL = 2; 382 383 /** Permission grant: grant the permission as an install permission for a legacy app. */ 384 private static final int GRANT_INSTALL_LEGACY = 3; 385 386 /** Permission grant: grant the permission as a runtime one. */ 387 private static final int GRANT_RUNTIME = 4; 388 389 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 390 private static final int GRANT_UPGRADE = 5; 391 392 final ServiceThread mHandlerThread; 393 394 final PackageHandler mHandler; 395 396 /** 397 * Messages for {@link #mHandler} that need to wait for system ready before 398 * being dispatched. 399 */ 400 private ArrayList<Message> mPostSystemReadyMessages; 401 402 final int mSdkVersion = Build.VERSION.SDK_INT; 403 404 final Context mContext; 405 final boolean mFactoryTest; 406 final boolean mOnlyCore; 407 final boolean mLazyDexOpt; 408 final long mDexOptLRUThresholdInMills; 409 final DisplayMetrics mMetrics; 410 final int mDefParseFlags; 411 final String[] mSeparateProcesses; 412 final boolean mIsUpgrade; 413 414 // This is where all application persistent data goes. 415 final File mAppDataDir; 416 417 // This is where all application persistent data goes for secondary users. 418 final File mUserAppDataDir; 419 420 /** The location for ASEC container files on internal storage. */ 421 final String mAsecInternalPath; 422 423 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 424 // LOCK HELD. Can be called with mInstallLock held. 425 final Installer mInstaller; 426 427 /** Directory where installed third-party apps stored */ 428 final File mAppInstallDir; 429 430 /** 431 * Directory to which applications installed internally have their 432 * 32 bit native libraries copied. 433 */ 434 private File mAppLib32InstallDir; 435 436 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 437 // apps. 438 final File mDrmAppPrivateInstallDir; 439 440 // ---------------------------------------------------------------- 441 442 // Lock for state used when installing and doing other long running 443 // operations. Methods that must be called with this lock held have 444 // the suffix "LI". 445 final Object mInstallLock = new Object(); 446 447 // ---------------------------------------------------------------- 448 449 // Keys are String (package name), values are Package. This also serves 450 // as the lock for the global state. Methods that must be called with 451 // this lock held have the prefix "LP". 452 final ArrayMap<String, PackageParser.Package> mPackages = 453 new ArrayMap<String, PackageParser.Package>(); 454 455 // Tracks available target package names -> overlay package paths. 456 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 457 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 458 459 final Settings mSettings; 460 boolean mRestoredSettings; 461 462 // System configuration read by SystemConfig. 463 final int[] mGlobalGids; 464 final SparseArray<ArraySet<String>> mSystemPermissions; 465 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 466 467 // If mac_permissions.xml was found for seinfo labeling. 468 boolean mFoundPolicyFile; 469 470 // If a recursive restorecon of /data/data/<pkg> is needed. 471 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 472 473 public static final class SharedLibraryEntry { 474 public final String path; 475 public final String apk; 476 477 SharedLibraryEntry(String _path, String _apk) { 478 path = _path; 479 apk = _apk; 480 } 481 } 482 483 // Currently known shared libraries. 484 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 485 new ArrayMap<String, SharedLibraryEntry>(); 486 487 // All available activities, for your resolving pleasure. 488 final ActivityIntentResolver mActivities = 489 new ActivityIntentResolver(); 490 491 // All available receivers, for your resolving pleasure. 492 final ActivityIntentResolver mReceivers = 493 new ActivityIntentResolver(); 494 495 // All available services, for your resolving pleasure. 496 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 497 498 // All available providers, for your resolving pleasure. 499 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 500 501 // Mapping from provider base names (first directory in content URI codePath) 502 // to the provider information. 503 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 504 new ArrayMap<String, PackageParser.Provider>(); 505 506 // Mapping from instrumentation class names to info about them. 507 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 508 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 509 510 // Mapping from permission names to info about them. 511 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 512 new ArrayMap<String, PackageParser.PermissionGroup>(); 513 514 // Packages whose data we have transfered into another package, thus 515 // should no longer exist. 516 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 517 518 // Broadcast actions that are only available to the system. 519 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 520 521 /** List of packages waiting for verification. */ 522 final SparseArray<PackageVerificationState> mPendingVerification 523 = new SparseArray<PackageVerificationState>(); 524 525 /** Set of packages associated with each app op permission. */ 526 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 527 528 final PackageInstallerService mInstallerService; 529 530 private final PackageDexOptimizer mPackageDexOptimizer; 531 532 private AtomicInteger mNextMoveId = new AtomicInteger(); 533 private final MoveCallbacks mMoveCallbacks; 534 535 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 536 537 // Cache of users who need badging. 538 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 539 540 /** Token for keys in mPendingVerification. */ 541 private int mPendingVerificationToken = 0; 542 543 volatile boolean mSystemReady; 544 volatile boolean mSafeMode; 545 volatile boolean mHasSystemUidErrors; 546 547 ApplicationInfo mAndroidApplication; 548 final ActivityInfo mResolveActivity = new ActivityInfo(); 549 final ResolveInfo mResolveInfo = new ResolveInfo(); 550 ComponentName mResolveComponentName; 551 PackageParser.Package mPlatformPackage; 552 ComponentName mCustomResolverComponentName; 553 554 boolean mResolverReplaced = false; 555 556 private final ComponentName mIntentFilterVerifierComponent; 557 private int mIntentFilterVerificationToken = 0; 558 559 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 560 = new SparseArray<IntentFilterVerificationState>(); 561 562 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 563 new DefaultPermissionGrantPolicy(this); 564 565 private static class IFVerificationParams { 566 PackageParser.Package pkg; 567 boolean replacing; 568 int userId; 569 int verifierUid; 570 571 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 572 int _userId, int _verifierUid) { 573 pkg = _pkg; 574 replacing = _replacing; 575 userId = _userId; 576 replacing = _replacing; 577 verifierUid = _verifierUid; 578 } 579 } 580 581 private interface IntentFilterVerifier<T extends IntentFilter> { 582 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 583 T filter, String packageName); 584 void startVerifications(int userId); 585 void receiveVerificationResponse(int verificationId); 586 } 587 588 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 589 private Context mContext; 590 private ComponentName mIntentFilterVerifierComponent; 591 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 592 593 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 594 mContext = context; 595 mIntentFilterVerifierComponent = verifierComponent; 596 } 597 598 private String getDefaultScheme() { 599 return IntentFilter.SCHEME_HTTPS; 600 } 601 602 @Override 603 public void startVerifications(int userId) { 604 // Launch verifications requests 605 int count = mCurrentIntentFilterVerifications.size(); 606 for (int n=0; n<count; n++) { 607 int verificationId = mCurrentIntentFilterVerifications.get(n); 608 final IntentFilterVerificationState ivs = 609 mIntentFilterVerificationStates.get(verificationId); 610 611 String packageName = ivs.getPackageName(); 612 613 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 614 final int filterCount = filters.size(); 615 ArraySet<String> domainsSet = new ArraySet<>(); 616 for (int m=0; m<filterCount; m++) { 617 PackageParser.ActivityIntentInfo filter = filters.get(m); 618 domainsSet.addAll(filter.getHostsList()); 619 } 620 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 621 synchronized (mPackages) { 622 if (mSettings.createIntentFilterVerificationIfNeededLPw( 623 packageName, domainsList) != null) { 624 scheduleWriteSettingsLocked(); 625 } 626 } 627 sendVerificationRequest(userId, verificationId, ivs); 628 } 629 mCurrentIntentFilterVerifications.clear(); 630 } 631 632 private void sendVerificationRequest(int userId, int verificationId, 633 IntentFilterVerificationState ivs) { 634 635 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 636 verificationIntent.putExtra( 637 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 638 verificationId); 639 verificationIntent.putExtra( 640 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 641 getDefaultScheme()); 642 verificationIntent.putExtra( 643 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 644 ivs.getHostsString()); 645 verificationIntent.putExtra( 646 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 647 ivs.getPackageName()); 648 verificationIntent.setComponent(mIntentFilterVerifierComponent); 649 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 650 651 UserHandle user = new UserHandle(userId); 652 mContext.sendBroadcastAsUser(verificationIntent, user); 653 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 654 "Sending IntentFilter verification broadcast"); 655 } 656 657 public void receiveVerificationResponse(int verificationId) { 658 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 659 660 final boolean verified = ivs.isVerified(); 661 662 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 663 final int count = filters.size(); 664 if (DEBUG_DOMAIN_VERIFICATION) { 665 Slog.i(TAG, "Received verification response " + verificationId 666 + " for " + count + " filters, verified=" + verified); 667 } 668 for (int n=0; n<count; n++) { 669 PackageParser.ActivityIntentInfo filter = filters.get(n); 670 filter.setVerified(verified); 671 672 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 673 + " verified with result:" + verified + " and hosts:" 674 + ivs.getHostsString()); 675 } 676 677 mIntentFilterVerificationStates.remove(verificationId); 678 679 final String packageName = ivs.getPackageName(); 680 IntentFilterVerificationInfo ivi = null; 681 682 synchronized (mPackages) { 683 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 684 } 685 if (ivi == null) { 686 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 687 + verificationId + " packageName:" + packageName); 688 return; 689 } 690 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 691 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 692 693 synchronized (mPackages) { 694 if (verified) { 695 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 696 } else { 697 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 698 } 699 scheduleWriteSettingsLocked(); 700 701 final int userId = ivs.getUserId(); 702 if (userId != UserHandle.USER_ALL) { 703 final int userStatus = 704 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 705 706 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 707 boolean needUpdate = false; 708 709 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 710 // already been set by the User thru the Disambiguation dialog 711 switch (userStatus) { 712 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 713 if (verified) { 714 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 715 } else { 716 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 717 } 718 needUpdate = true; 719 break; 720 721 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 722 if (verified) { 723 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 724 needUpdate = true; 725 } 726 break; 727 728 default: 729 // Nothing to do 730 } 731 732 if (needUpdate) { 733 mSettings.updateIntentFilterVerificationStatusLPw( 734 packageName, updatedStatus, userId); 735 scheduleWritePackageRestrictionsLocked(userId); 736 } 737 } 738 } 739 } 740 741 @Override 742 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 743 ActivityIntentInfo filter, String packageName) { 744 if (!hasValidDomains(filter)) { 745 return false; 746 } 747 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 748 if (ivs == null) { 749 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 750 packageName); 751 } 752 if (DEBUG_DOMAIN_VERIFICATION) { 753 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 754 } 755 ivs.addFilter(filter); 756 return true; 757 } 758 759 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 760 int userId, int verificationId, String packageName) { 761 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 762 verifierUid, userId, packageName); 763 ivs.setPendingState(); 764 synchronized (mPackages) { 765 mIntentFilterVerificationStates.append(verificationId, ivs); 766 mCurrentIntentFilterVerifications.add(verificationId); 767 } 768 return ivs; 769 } 770 } 771 772 private static boolean hasValidDomains(ActivityIntentInfo filter) { 773 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 774 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 775 if (!hasHTTPorHTTPS) { 776 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 777 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 778 return false; 779 } 780 return true; 781 } 782 783 private IntentFilterVerifier mIntentFilterVerifier; 784 785 // Set of pending broadcasts for aggregating enable/disable of components. 786 static class PendingPackageBroadcasts { 787 // for each user id, a map of <package name -> components within that package> 788 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 789 790 public PendingPackageBroadcasts() { 791 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 792 } 793 794 public ArrayList<String> get(int userId, String packageName) { 795 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 796 return packages.get(packageName); 797 } 798 799 public void put(int userId, String packageName, ArrayList<String> components) { 800 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 801 packages.put(packageName, components); 802 } 803 804 public void remove(int userId, String packageName) { 805 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 806 if (packages != null) { 807 packages.remove(packageName); 808 } 809 } 810 811 public void remove(int userId) { 812 mUidMap.remove(userId); 813 } 814 815 public int userIdCount() { 816 return mUidMap.size(); 817 } 818 819 public int userIdAt(int n) { 820 return mUidMap.keyAt(n); 821 } 822 823 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 824 return mUidMap.get(userId); 825 } 826 827 public int size() { 828 // total number of pending broadcast entries across all userIds 829 int num = 0; 830 for (int i = 0; i< mUidMap.size(); i++) { 831 num += mUidMap.valueAt(i).size(); 832 } 833 return num; 834 } 835 836 public void clear() { 837 mUidMap.clear(); 838 } 839 840 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 841 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 842 if (map == null) { 843 map = new ArrayMap<String, ArrayList<String>>(); 844 mUidMap.put(userId, map); 845 } 846 return map; 847 } 848 } 849 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 850 851 // Service Connection to remote media container service to copy 852 // package uri's from external media onto secure containers 853 // or internal storage. 854 private IMediaContainerService mContainerService = null; 855 856 static final int SEND_PENDING_BROADCAST = 1; 857 static final int MCS_BOUND = 3; 858 static final int END_COPY = 4; 859 static final int INIT_COPY = 5; 860 static final int MCS_UNBIND = 6; 861 static final int START_CLEANING_PACKAGE = 7; 862 static final int FIND_INSTALL_LOC = 8; 863 static final int POST_INSTALL = 9; 864 static final int MCS_RECONNECT = 10; 865 static final int MCS_GIVE_UP = 11; 866 static final int UPDATED_MEDIA_STATUS = 12; 867 static final int WRITE_SETTINGS = 13; 868 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 869 static final int PACKAGE_VERIFIED = 15; 870 static final int CHECK_PENDING_VERIFICATION = 16; 871 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 872 static final int INTENT_FILTER_VERIFIED = 18; 873 874 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 875 876 // Delay time in millisecs 877 static final int BROADCAST_DELAY = 10 * 1000; 878 879 static UserManagerService sUserManager; 880 881 // Stores a list of users whose package restrictions file needs to be updated 882 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 883 884 final private DefaultContainerConnection mDefContainerConn = 885 new DefaultContainerConnection(); 886 class DefaultContainerConnection implements ServiceConnection { 887 public void onServiceConnected(ComponentName name, IBinder service) { 888 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 889 IMediaContainerService imcs = 890 IMediaContainerService.Stub.asInterface(service); 891 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 892 } 893 894 public void onServiceDisconnected(ComponentName name) { 895 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 896 } 897 } 898 899 // Recordkeeping of restore-after-install operations that are currently in flight 900 // between the Package Manager and the Backup Manager 901 class PostInstallData { 902 public InstallArgs args; 903 public PackageInstalledInfo res; 904 905 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 906 args = _a; 907 res = _r; 908 } 909 } 910 911 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 912 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 913 914 // XML tags for backup/restore of various bits of state 915 private static final String TAG_PREFERRED_BACKUP = "pa"; 916 private static final String TAG_DEFAULT_APPS = "da"; 917 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 918 919 private final String mRequiredVerifierPackage; 920 921 private final PackageUsage mPackageUsage = new PackageUsage(); 922 923 private class PackageUsage { 924 private static final int WRITE_INTERVAL 925 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 926 927 private final Object mFileLock = new Object(); 928 private final AtomicLong mLastWritten = new AtomicLong(0); 929 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 930 931 private boolean mIsHistoricalPackageUsageAvailable = true; 932 933 boolean isHistoricalPackageUsageAvailable() { 934 return mIsHistoricalPackageUsageAvailable; 935 } 936 937 void write(boolean force) { 938 if (force) { 939 writeInternal(); 940 return; 941 } 942 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 943 && !DEBUG_DEXOPT) { 944 return; 945 } 946 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 947 new Thread("PackageUsage_DiskWriter") { 948 @Override 949 public void run() { 950 try { 951 writeInternal(); 952 } finally { 953 mBackgroundWriteRunning.set(false); 954 } 955 } 956 }.start(); 957 } 958 } 959 960 private void writeInternal() { 961 synchronized (mPackages) { 962 synchronized (mFileLock) { 963 AtomicFile file = getFile(); 964 FileOutputStream f = null; 965 try { 966 f = file.startWrite(); 967 BufferedOutputStream out = new BufferedOutputStream(f); 968 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 969 StringBuilder sb = new StringBuilder(); 970 for (PackageParser.Package pkg : mPackages.values()) { 971 if (pkg.mLastPackageUsageTimeInMills == 0) { 972 continue; 973 } 974 sb.setLength(0); 975 sb.append(pkg.packageName); 976 sb.append(' '); 977 sb.append((long)pkg.mLastPackageUsageTimeInMills); 978 sb.append('\n'); 979 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 980 } 981 out.flush(); 982 file.finishWrite(f); 983 } catch (IOException e) { 984 if (f != null) { 985 file.failWrite(f); 986 } 987 Log.e(TAG, "Failed to write package usage times", e); 988 } 989 } 990 } 991 mLastWritten.set(SystemClock.elapsedRealtime()); 992 } 993 994 void readLP() { 995 synchronized (mFileLock) { 996 AtomicFile file = getFile(); 997 BufferedInputStream in = null; 998 try { 999 in = new BufferedInputStream(file.openRead()); 1000 StringBuffer sb = new StringBuffer(); 1001 while (true) { 1002 String packageName = readToken(in, sb, ' '); 1003 if (packageName == null) { 1004 break; 1005 } 1006 String timeInMillisString = readToken(in, sb, '\n'); 1007 if (timeInMillisString == null) { 1008 throw new IOException("Failed to find last usage time for package " 1009 + packageName); 1010 } 1011 PackageParser.Package pkg = mPackages.get(packageName); 1012 if (pkg == null) { 1013 continue; 1014 } 1015 long timeInMillis; 1016 try { 1017 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1018 } catch (NumberFormatException e) { 1019 throw new IOException("Failed to parse " + timeInMillisString 1020 + " as a long.", e); 1021 } 1022 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1023 } 1024 } catch (FileNotFoundException expected) { 1025 mIsHistoricalPackageUsageAvailable = false; 1026 } catch (IOException e) { 1027 Log.w(TAG, "Failed to read package usage times", e); 1028 } finally { 1029 IoUtils.closeQuietly(in); 1030 } 1031 } 1032 mLastWritten.set(SystemClock.elapsedRealtime()); 1033 } 1034 1035 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1036 throws IOException { 1037 sb.setLength(0); 1038 while (true) { 1039 int ch = in.read(); 1040 if (ch == -1) { 1041 if (sb.length() == 0) { 1042 return null; 1043 } 1044 throw new IOException("Unexpected EOF"); 1045 } 1046 if (ch == endOfToken) { 1047 return sb.toString(); 1048 } 1049 sb.append((char)ch); 1050 } 1051 } 1052 1053 private AtomicFile getFile() { 1054 File dataDir = Environment.getDataDirectory(); 1055 File systemDir = new File(dataDir, "system"); 1056 File fname = new File(systemDir, "package-usage.list"); 1057 return new AtomicFile(fname); 1058 } 1059 } 1060 1061 class PackageHandler extends Handler { 1062 private boolean mBound = false; 1063 final ArrayList<HandlerParams> mPendingInstalls = 1064 new ArrayList<HandlerParams>(); 1065 1066 private boolean connectToService() { 1067 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1068 " DefaultContainerService"); 1069 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1070 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1071 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1072 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1073 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1074 mBound = true; 1075 return true; 1076 } 1077 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1078 return false; 1079 } 1080 1081 private void disconnectService() { 1082 mContainerService = null; 1083 mBound = false; 1084 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1085 mContext.unbindService(mDefContainerConn); 1086 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1087 } 1088 1089 PackageHandler(Looper looper) { 1090 super(looper); 1091 } 1092 1093 public void handleMessage(Message msg) { 1094 try { 1095 doHandleMessage(msg); 1096 } finally { 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1098 } 1099 } 1100 1101 void doHandleMessage(Message msg) { 1102 switch (msg.what) { 1103 case INIT_COPY: { 1104 HandlerParams params = (HandlerParams) msg.obj; 1105 int idx = mPendingInstalls.size(); 1106 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1107 // If a bind was already initiated we dont really 1108 // need to do anything. The pending install 1109 // will be processed later on. 1110 if (!mBound) { 1111 // If this is the only one pending we might 1112 // have to bind to the service again. 1113 if (!connectToService()) { 1114 Slog.e(TAG, "Failed to bind to media container service"); 1115 params.serviceError(); 1116 return; 1117 } else { 1118 // Once we bind to the service, the first 1119 // pending request will be processed. 1120 mPendingInstalls.add(idx, params); 1121 } 1122 } else { 1123 mPendingInstalls.add(idx, params); 1124 // Already bound to the service. Just make 1125 // sure we trigger off processing the first request. 1126 if (idx == 0) { 1127 mHandler.sendEmptyMessage(MCS_BOUND); 1128 } 1129 } 1130 break; 1131 } 1132 case MCS_BOUND: { 1133 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1134 if (msg.obj != null) { 1135 mContainerService = (IMediaContainerService) msg.obj; 1136 } 1137 if (mContainerService == null) { 1138 if (!mBound) { 1139 // Something seriously wrong since we are not bound and we are not 1140 // waiting for connection. Bail out. 1141 Slog.e(TAG, "Cannot bind to media container service"); 1142 for (HandlerParams params : mPendingInstalls) { 1143 // Indicate service bind error 1144 params.serviceError(); 1145 } 1146 mPendingInstalls.clear(); 1147 } else { 1148 Slog.w(TAG, "Waiting to connect to media container service"); 1149 } 1150 } else if (mPendingInstalls.size() > 0) { 1151 HandlerParams params = mPendingInstalls.get(0); 1152 if (params != null) { 1153 if (params.startCopy()) { 1154 // We are done... look for more work or to 1155 // go idle. 1156 if (DEBUG_SD_INSTALL) Log.i(TAG, 1157 "Checking for more work or unbind..."); 1158 // Delete pending install 1159 if (mPendingInstalls.size() > 0) { 1160 mPendingInstalls.remove(0); 1161 } 1162 if (mPendingInstalls.size() == 0) { 1163 if (mBound) { 1164 if (DEBUG_SD_INSTALL) Log.i(TAG, 1165 "Posting delayed MCS_UNBIND"); 1166 removeMessages(MCS_UNBIND); 1167 Message ubmsg = obtainMessage(MCS_UNBIND); 1168 // Unbind after a little delay, to avoid 1169 // continual thrashing. 1170 sendMessageDelayed(ubmsg, 10000); 1171 } 1172 } else { 1173 // There are more pending requests in queue. 1174 // Just post MCS_BOUND message to trigger processing 1175 // of next pending install. 1176 if (DEBUG_SD_INSTALL) Log.i(TAG, 1177 "Posting MCS_BOUND for next work"); 1178 mHandler.sendEmptyMessage(MCS_BOUND); 1179 } 1180 } 1181 } 1182 } else { 1183 // Should never happen ideally. 1184 Slog.w(TAG, "Empty queue"); 1185 } 1186 break; 1187 } 1188 case MCS_RECONNECT: { 1189 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1190 if (mPendingInstalls.size() > 0) { 1191 if (mBound) { 1192 disconnectService(); 1193 } 1194 if (!connectToService()) { 1195 Slog.e(TAG, "Failed to bind to media container service"); 1196 for (HandlerParams params : mPendingInstalls) { 1197 // Indicate service bind error 1198 params.serviceError(); 1199 } 1200 mPendingInstalls.clear(); 1201 } 1202 } 1203 break; 1204 } 1205 case MCS_UNBIND: { 1206 // If there is no actual work left, then time to unbind. 1207 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1208 1209 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1210 if (mBound) { 1211 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1212 1213 disconnectService(); 1214 } 1215 } else if (mPendingInstalls.size() > 0) { 1216 // There are more pending requests in queue. 1217 // Just post MCS_BOUND message to trigger processing 1218 // of next pending install. 1219 mHandler.sendEmptyMessage(MCS_BOUND); 1220 } 1221 1222 break; 1223 } 1224 case MCS_GIVE_UP: { 1225 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1226 mPendingInstalls.remove(0); 1227 break; 1228 } 1229 case SEND_PENDING_BROADCAST: { 1230 String packages[]; 1231 ArrayList<String> components[]; 1232 int size = 0; 1233 int uids[]; 1234 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1235 synchronized (mPackages) { 1236 if (mPendingBroadcasts == null) { 1237 return; 1238 } 1239 size = mPendingBroadcasts.size(); 1240 if (size <= 0) { 1241 // Nothing to be done. Just return 1242 return; 1243 } 1244 packages = new String[size]; 1245 components = new ArrayList[size]; 1246 uids = new int[size]; 1247 int i = 0; // filling out the above arrays 1248 1249 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1250 int packageUserId = mPendingBroadcasts.userIdAt(n); 1251 Iterator<Map.Entry<String, ArrayList<String>>> it 1252 = mPendingBroadcasts.packagesForUserId(packageUserId) 1253 .entrySet().iterator(); 1254 while (it.hasNext() && i < size) { 1255 Map.Entry<String, ArrayList<String>> ent = it.next(); 1256 packages[i] = ent.getKey(); 1257 components[i] = ent.getValue(); 1258 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1259 uids[i] = (ps != null) 1260 ? UserHandle.getUid(packageUserId, ps.appId) 1261 : -1; 1262 i++; 1263 } 1264 } 1265 size = i; 1266 mPendingBroadcasts.clear(); 1267 } 1268 // Send broadcasts 1269 for (int i = 0; i < size; i++) { 1270 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1271 } 1272 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1273 break; 1274 } 1275 case START_CLEANING_PACKAGE: { 1276 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1277 final String packageName = (String)msg.obj; 1278 final int userId = msg.arg1; 1279 final boolean andCode = msg.arg2 != 0; 1280 synchronized (mPackages) { 1281 if (userId == UserHandle.USER_ALL) { 1282 int[] users = sUserManager.getUserIds(); 1283 for (int user : users) { 1284 mSettings.addPackageToCleanLPw( 1285 new PackageCleanItem(user, packageName, andCode)); 1286 } 1287 } else { 1288 mSettings.addPackageToCleanLPw( 1289 new PackageCleanItem(userId, packageName, andCode)); 1290 } 1291 } 1292 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1293 startCleaningPackages(); 1294 } break; 1295 case POST_INSTALL: { 1296 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1297 PostInstallData data = mRunningInstalls.get(msg.arg1); 1298 mRunningInstalls.delete(msg.arg1); 1299 boolean deleteOld = false; 1300 1301 if (data != null) { 1302 InstallArgs args = data.args; 1303 PackageInstalledInfo res = data.res; 1304 1305 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1306 res.removedInfo.sendBroadcast(false, true, false); 1307 Bundle extras = new Bundle(1); 1308 extras.putInt(Intent.EXTRA_UID, res.uid); 1309 1310 // Now that we successfully installed the package, grant runtime 1311 // permissions if requested before broadcasting the install. 1312 if ((args.installFlags 1313 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1314 grantRequestedRuntimePermissions(res.pkg, 1315 args.user.getIdentifier()); 1316 } 1317 1318 // Determine the set of users who are adding this 1319 // package for the first time vs. those who are seeing 1320 // an update. 1321 int[] firstUsers; 1322 int[] updateUsers = new int[0]; 1323 if (res.origUsers == null || res.origUsers.length == 0) { 1324 firstUsers = res.newUsers; 1325 } else { 1326 firstUsers = new int[0]; 1327 for (int i=0; i<res.newUsers.length; i++) { 1328 int user = res.newUsers[i]; 1329 boolean isNew = true; 1330 for (int j=0; j<res.origUsers.length; j++) { 1331 if (res.origUsers[j] == user) { 1332 isNew = false; 1333 break; 1334 } 1335 } 1336 if (isNew) { 1337 int[] newFirst = new int[firstUsers.length+1]; 1338 System.arraycopy(firstUsers, 0, newFirst, 0, 1339 firstUsers.length); 1340 newFirst[firstUsers.length] = user; 1341 firstUsers = newFirst; 1342 } else { 1343 int[] newUpdate = new int[updateUsers.length+1]; 1344 System.arraycopy(updateUsers, 0, newUpdate, 0, 1345 updateUsers.length); 1346 newUpdate[updateUsers.length] = user; 1347 updateUsers = newUpdate; 1348 } 1349 } 1350 } 1351 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1352 res.pkg.applicationInfo.packageName, 1353 extras, null, null, firstUsers); 1354 final boolean update = res.removedInfo.removedPackage != null; 1355 if (update) { 1356 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1357 } 1358 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1359 res.pkg.applicationInfo.packageName, 1360 extras, null, null, updateUsers); 1361 if (update) { 1362 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1363 res.pkg.applicationInfo.packageName, 1364 extras, null, null, updateUsers); 1365 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1366 null, null, 1367 res.pkg.applicationInfo.packageName, null, updateUsers); 1368 1369 // treat asec-hosted packages like removable media on upgrade 1370 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1371 if (DEBUG_INSTALL) { 1372 Slog.i(TAG, "upgrading pkg " + res.pkg 1373 + " is ASEC-hosted -> AVAILABLE"); 1374 } 1375 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1376 ArrayList<String> pkgList = new ArrayList<String>(1); 1377 pkgList.add(res.pkg.applicationInfo.packageName); 1378 sendResourcesChangedBroadcast(true, true, 1379 pkgList,uidArray, null); 1380 } 1381 } 1382 if (res.removedInfo.args != null) { 1383 // Remove the replaced package's older resources safely now 1384 deleteOld = true; 1385 } 1386 1387 // Log current value of "unknown sources" setting 1388 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1389 getUnknownSourcesSettings()); 1390 } 1391 // Force a gc to clear up things 1392 Runtime.getRuntime().gc(); 1393 // We delete after a gc for applications on sdcard. 1394 if (deleteOld) { 1395 synchronized (mInstallLock) { 1396 res.removedInfo.args.doPostDeleteLI(true); 1397 } 1398 } 1399 if (args.observer != null) { 1400 try { 1401 Bundle extras = extrasForInstallResult(res); 1402 args.observer.onPackageInstalled(res.name, res.returnCode, 1403 res.returnMsg, extras); 1404 } catch (RemoteException e) { 1405 Slog.i(TAG, "Observer no longer exists."); 1406 } 1407 } 1408 } else { 1409 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1410 } 1411 } break; 1412 case UPDATED_MEDIA_STATUS: { 1413 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1414 boolean reportStatus = msg.arg1 == 1; 1415 boolean doGc = msg.arg2 == 1; 1416 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1417 if (doGc) { 1418 // Force a gc to clear up stale containers. 1419 Runtime.getRuntime().gc(); 1420 } 1421 if (msg.obj != null) { 1422 @SuppressWarnings("unchecked") 1423 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1424 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1425 // Unload containers 1426 unloadAllContainers(args); 1427 } 1428 if (reportStatus) { 1429 try { 1430 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1431 PackageHelper.getMountService().finishMediaUpdate(); 1432 } catch (RemoteException e) { 1433 Log.e(TAG, "MountService not running?"); 1434 } 1435 } 1436 } break; 1437 case WRITE_SETTINGS: { 1438 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1439 synchronized (mPackages) { 1440 removeMessages(WRITE_SETTINGS); 1441 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1442 mSettings.writeLPr(); 1443 mDirtyUsers.clear(); 1444 } 1445 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1446 } break; 1447 case WRITE_PACKAGE_RESTRICTIONS: { 1448 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1449 synchronized (mPackages) { 1450 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1451 for (int userId : mDirtyUsers) { 1452 mSettings.writePackageRestrictionsLPr(userId); 1453 } 1454 mDirtyUsers.clear(); 1455 } 1456 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1457 } break; 1458 case CHECK_PENDING_VERIFICATION: { 1459 final int verificationId = msg.arg1; 1460 final PackageVerificationState state = mPendingVerification.get(verificationId); 1461 1462 if ((state != null) && !state.timeoutExtended()) { 1463 final InstallArgs args = state.getInstallArgs(); 1464 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1465 1466 Slog.i(TAG, "Verification timed out for " + originUri); 1467 mPendingVerification.remove(verificationId); 1468 1469 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1470 1471 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1472 Slog.i(TAG, "Continuing with installation of " + originUri); 1473 state.setVerifierResponse(Binder.getCallingUid(), 1474 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1475 broadcastPackageVerified(verificationId, originUri, 1476 PackageManager.VERIFICATION_ALLOW, 1477 state.getInstallArgs().getUser()); 1478 try { 1479 ret = args.copyApk(mContainerService, true); 1480 } catch (RemoteException e) { 1481 Slog.e(TAG, "Could not contact the ContainerService"); 1482 } 1483 } else { 1484 broadcastPackageVerified(verificationId, originUri, 1485 PackageManager.VERIFICATION_REJECT, 1486 state.getInstallArgs().getUser()); 1487 } 1488 1489 processPendingInstall(args, ret); 1490 mHandler.sendEmptyMessage(MCS_UNBIND); 1491 } 1492 break; 1493 } 1494 case PACKAGE_VERIFIED: { 1495 final int verificationId = msg.arg1; 1496 1497 final PackageVerificationState state = mPendingVerification.get(verificationId); 1498 if (state == null) { 1499 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1500 break; 1501 } 1502 1503 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1504 1505 state.setVerifierResponse(response.callerUid, response.code); 1506 1507 if (state.isVerificationComplete()) { 1508 mPendingVerification.remove(verificationId); 1509 1510 final InstallArgs args = state.getInstallArgs(); 1511 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1512 1513 int ret; 1514 if (state.isInstallAllowed()) { 1515 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1516 broadcastPackageVerified(verificationId, originUri, 1517 response.code, state.getInstallArgs().getUser()); 1518 try { 1519 ret = args.copyApk(mContainerService, true); 1520 } catch (RemoteException e) { 1521 Slog.e(TAG, "Could not contact the ContainerService"); 1522 } 1523 } else { 1524 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1525 } 1526 1527 processPendingInstall(args, ret); 1528 1529 mHandler.sendEmptyMessage(MCS_UNBIND); 1530 } 1531 1532 break; 1533 } 1534 case START_INTENT_FILTER_VERIFICATIONS: { 1535 IFVerificationParams params = (IFVerificationParams) msg.obj; 1536 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1537 params.replacing, params.pkg); 1538 break; 1539 } 1540 case INTENT_FILTER_VERIFIED: { 1541 final int verificationId = msg.arg1; 1542 1543 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1544 verificationId); 1545 if (state == null) { 1546 Slog.w(TAG, "Invalid IntentFilter verification token " 1547 + verificationId + " received"); 1548 break; 1549 } 1550 1551 final int userId = state.getUserId(); 1552 1553 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1554 "Processing IntentFilter verification with token:" 1555 + verificationId + " and userId:" + userId); 1556 1557 final IntentFilterVerificationResponse response = 1558 (IntentFilterVerificationResponse) msg.obj; 1559 1560 state.setVerifierResponse(response.callerUid, response.code); 1561 1562 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1563 "IntentFilter verification with token:" + verificationId 1564 + " and userId:" + userId 1565 + " is settings verifier response with response code:" 1566 + response.code); 1567 1568 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1569 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1570 + response.getFailedDomainsString()); 1571 } 1572 1573 if (state.isVerificationComplete()) { 1574 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1575 } else { 1576 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1577 "IntentFilter verification with token:" + verificationId 1578 + " was not said to be complete"); 1579 } 1580 1581 break; 1582 } 1583 } 1584 } 1585 } 1586 1587 private StorageEventListener mStorageListener = new StorageEventListener() { 1588 @Override 1589 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1590 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1591 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1592 // TODO: ensure that private directories exist for all active users 1593 // TODO: remove user data whose serial number doesn't match 1594 loadPrivatePackages(vol); 1595 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1596 unloadPrivatePackages(vol); 1597 } 1598 } 1599 1600 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1601 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1602 updateExternalMediaStatus(true, false); 1603 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1604 updateExternalMediaStatus(false, false); 1605 } 1606 } 1607 } 1608 1609 @Override 1610 public void onVolumeForgotten(String fsUuid) { 1611 // TODO: remove all packages hosted on this uuid 1612 } 1613 }; 1614 1615 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1616 if (userId >= UserHandle.USER_OWNER) { 1617 grantRequestedRuntimePermissionsForUser(pkg, userId); 1618 } else if (userId == UserHandle.USER_ALL) { 1619 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1620 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1621 } 1622 } 1623 1624 // We could have touched GID membership, so flush out packages.list 1625 synchronized (mPackages) { 1626 mSettings.writePackageListLPr(); 1627 } 1628 } 1629 1630 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1631 SettingBase sb = (SettingBase) pkg.mExtras; 1632 if (sb == null) { 1633 return; 1634 } 1635 1636 PermissionsState permissionsState = sb.getPermissionsState(); 1637 1638 for (String permission : pkg.requestedPermissions) { 1639 BasePermission bp = mSettings.mPermissions.get(permission); 1640 if (bp != null && bp.isRuntime()) { 1641 permissionsState.grantRuntimePermission(bp, userId); 1642 } 1643 } 1644 } 1645 1646 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1647 Bundle extras = null; 1648 switch (res.returnCode) { 1649 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1650 extras = new Bundle(); 1651 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1652 res.origPermission); 1653 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1654 res.origPackage); 1655 break; 1656 } 1657 case PackageManager.INSTALL_SUCCEEDED: { 1658 extras = new Bundle(); 1659 extras.putBoolean(Intent.EXTRA_REPLACING, 1660 res.removedInfo != null && res.removedInfo.removedPackage != null); 1661 break; 1662 } 1663 } 1664 return extras; 1665 } 1666 1667 void scheduleWriteSettingsLocked() { 1668 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1669 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1670 } 1671 } 1672 1673 void scheduleWritePackageRestrictionsLocked(int userId) { 1674 if (!sUserManager.exists(userId)) return; 1675 mDirtyUsers.add(userId); 1676 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1677 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1678 } 1679 } 1680 1681 public static PackageManagerService main(Context context, Installer installer, 1682 boolean factoryTest, boolean onlyCore) { 1683 PackageManagerService m = new PackageManagerService(context, installer, 1684 factoryTest, onlyCore); 1685 ServiceManager.addService("package", m); 1686 return m; 1687 } 1688 1689 static String[] splitString(String str, char sep) { 1690 int count = 1; 1691 int i = 0; 1692 while ((i=str.indexOf(sep, i)) >= 0) { 1693 count++; 1694 i++; 1695 } 1696 1697 String[] res = new String[count]; 1698 i=0; 1699 count = 0; 1700 int lastI=0; 1701 while ((i=str.indexOf(sep, i)) >= 0) { 1702 res[count] = str.substring(lastI, i); 1703 count++; 1704 i++; 1705 lastI = i; 1706 } 1707 res[count] = str.substring(lastI, str.length()); 1708 return res; 1709 } 1710 1711 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1712 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1713 Context.DISPLAY_SERVICE); 1714 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1715 } 1716 1717 public PackageManagerService(Context context, Installer installer, 1718 boolean factoryTest, boolean onlyCore) { 1719 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1720 SystemClock.uptimeMillis()); 1721 1722 if (mSdkVersion <= 0) { 1723 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1724 } 1725 1726 mContext = context; 1727 mFactoryTest = factoryTest; 1728 mOnlyCore = onlyCore; 1729 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1730 mMetrics = new DisplayMetrics(); 1731 mSettings = new Settings(mPackages); 1732 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1733 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1734 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1735 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1736 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1737 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1738 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1739 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1740 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1741 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1742 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1743 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1744 1745 // TODO: add a property to control this? 1746 long dexOptLRUThresholdInMinutes; 1747 if (mLazyDexOpt) { 1748 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1749 } else { 1750 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1751 } 1752 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1753 1754 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1755 if (separateProcesses != null && separateProcesses.length() > 0) { 1756 if ("*".equals(separateProcesses)) { 1757 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1758 mSeparateProcesses = null; 1759 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1760 } else { 1761 mDefParseFlags = 0; 1762 mSeparateProcesses = separateProcesses.split(","); 1763 Slog.w(TAG, "Running with debug.separate_processes: " 1764 + separateProcesses); 1765 } 1766 } else { 1767 mDefParseFlags = 0; 1768 mSeparateProcesses = null; 1769 } 1770 1771 mInstaller = installer; 1772 mPackageDexOptimizer = new PackageDexOptimizer(this); 1773 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1774 1775 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1776 FgThread.get().getLooper()); 1777 1778 getDefaultDisplayMetrics(context, mMetrics); 1779 1780 SystemConfig systemConfig = SystemConfig.getInstance(); 1781 mGlobalGids = systemConfig.getGlobalGids(); 1782 mSystemPermissions = systemConfig.getSystemPermissions(); 1783 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1784 1785 synchronized (mInstallLock) { 1786 // writer 1787 synchronized (mPackages) { 1788 mHandlerThread = new ServiceThread(TAG, 1789 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1790 mHandlerThread.start(); 1791 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1792 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1793 1794 File dataDir = Environment.getDataDirectory(); 1795 mAppDataDir = new File(dataDir, "data"); 1796 mAppInstallDir = new File(dataDir, "app"); 1797 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1798 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1799 mUserAppDataDir = new File(dataDir, "user"); 1800 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1801 1802 sUserManager = new UserManagerService(context, this, 1803 mInstallLock, mPackages); 1804 1805 // Propagate permission configuration in to package manager. 1806 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1807 = systemConfig.getPermissions(); 1808 for (int i=0; i<permConfig.size(); i++) { 1809 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1810 BasePermission bp = mSettings.mPermissions.get(perm.name); 1811 if (bp == null) { 1812 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1813 mSettings.mPermissions.put(perm.name, bp); 1814 } 1815 if (perm.gids != null) { 1816 bp.setGids(perm.gids, perm.perUser); 1817 } 1818 } 1819 1820 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1821 for (int i=0; i<libConfig.size(); i++) { 1822 mSharedLibraries.put(libConfig.keyAt(i), 1823 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1824 } 1825 1826 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1827 1828 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1829 mSdkVersion, mOnlyCore); 1830 1831 String customResolverActivity = Resources.getSystem().getString( 1832 R.string.config_customResolverActivity); 1833 if (TextUtils.isEmpty(customResolverActivity)) { 1834 customResolverActivity = null; 1835 } else { 1836 mCustomResolverComponentName = ComponentName.unflattenFromString( 1837 customResolverActivity); 1838 } 1839 1840 long startTime = SystemClock.uptimeMillis(); 1841 1842 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1843 startTime); 1844 1845 // Set flag to monitor and not change apk file paths when 1846 // scanning install directories. 1847 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1848 1849 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1850 1851 /** 1852 * Add everything in the in the boot class path to the 1853 * list of process files because dexopt will have been run 1854 * if necessary during zygote startup. 1855 */ 1856 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1857 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1858 1859 if (bootClassPath != null) { 1860 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1861 for (String element : bootClassPathElements) { 1862 alreadyDexOpted.add(element); 1863 } 1864 } else { 1865 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1866 } 1867 1868 if (systemServerClassPath != null) { 1869 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1870 for (String element : systemServerClassPathElements) { 1871 alreadyDexOpted.add(element); 1872 } 1873 } else { 1874 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1875 } 1876 1877 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1878 final String[] dexCodeInstructionSets = 1879 getDexCodeInstructionSets( 1880 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1881 1882 /** 1883 * Ensure all external libraries have had dexopt run on them. 1884 */ 1885 if (mSharedLibraries.size() > 0) { 1886 // NOTE: For now, we're compiling these system "shared libraries" 1887 // (and framework jars) into all available architectures. It's possible 1888 // to compile them only when we come across an app that uses them (there's 1889 // already logic for that in scanPackageLI) but that adds some complexity. 1890 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1891 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1892 final String lib = libEntry.path; 1893 if (lib == null) { 1894 continue; 1895 } 1896 1897 try { 1898 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1899 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1900 alreadyDexOpted.add(lib); 1901 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1902 } 1903 } catch (FileNotFoundException e) { 1904 Slog.w(TAG, "Library not found: " + lib); 1905 } catch (IOException e) { 1906 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1907 + e.getMessage()); 1908 } 1909 } 1910 } 1911 } 1912 1913 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1914 1915 // Gross hack for now: we know this file doesn't contain any 1916 // code, so don't dexopt it to avoid the resulting log spew. 1917 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1918 1919 // Gross hack for now: we know this file is only part of 1920 // the boot class path for art, so don't dexopt it to 1921 // avoid the resulting log spew. 1922 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1923 1924 /** 1925 * There are a number of commands implemented in Java, which 1926 * we currently need to do the dexopt on so that they can be 1927 * run from a non-root shell. 1928 */ 1929 String[] frameworkFiles = frameworkDir.list(); 1930 if (frameworkFiles != null) { 1931 // TODO: We could compile these only for the most preferred ABI. We should 1932 // first double check that the dex files for these commands are not referenced 1933 // by other system apps. 1934 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1935 for (int i=0; i<frameworkFiles.length; i++) { 1936 File libPath = new File(frameworkDir, frameworkFiles[i]); 1937 String path = libPath.getPath(); 1938 // Skip the file if we already did it. 1939 if (alreadyDexOpted.contains(path)) { 1940 continue; 1941 } 1942 // Skip the file if it is not a type we want to dexopt. 1943 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1944 continue; 1945 } 1946 try { 1947 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1948 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1949 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1950 } 1951 } catch (FileNotFoundException e) { 1952 Slog.w(TAG, "Jar not found: " + path); 1953 } catch (IOException e) { 1954 Slog.w(TAG, "Exception reading jar: " + path, e); 1955 } 1956 } 1957 } 1958 } 1959 1960 // Collect vendor overlay packages. 1961 // (Do this before scanning any apps.) 1962 // For security and version matching reason, only consider 1963 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1964 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1965 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1966 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1967 1968 // Find base frameworks (resource packages without code). 1969 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1970 | PackageParser.PARSE_IS_SYSTEM_DIR 1971 | PackageParser.PARSE_IS_PRIVILEGED, 1972 scanFlags | SCAN_NO_DEX, 0); 1973 1974 // Collected privileged system packages. 1975 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1976 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1977 | PackageParser.PARSE_IS_SYSTEM_DIR 1978 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1979 1980 // Collect ordinary system packages. 1981 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1982 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1983 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1984 1985 // Collect all vendor packages. 1986 File vendorAppDir = new File("/vendor/app"); 1987 try { 1988 vendorAppDir = vendorAppDir.getCanonicalFile(); 1989 } catch (IOException e) { 1990 // failed to look up canonical path, continue with original one 1991 } 1992 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1993 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1994 1995 // Collect all OEM packages. 1996 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1997 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1998 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1999 2000 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2001 mInstaller.moveFiles(); 2002 2003 // Prune any system packages that no longer exist. 2004 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2005 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2006 if (!mOnlyCore) { 2007 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2008 while (psit.hasNext()) { 2009 PackageSetting ps = psit.next(); 2010 2011 /* 2012 * If this is not a system app, it can't be a 2013 * disable system app. 2014 */ 2015 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2016 continue; 2017 } 2018 2019 /* 2020 * If the package is scanned, it's not erased. 2021 */ 2022 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2023 if (scannedPkg != null) { 2024 /* 2025 * If the system app is both scanned and in the 2026 * disabled packages list, then it must have been 2027 * added via OTA. Remove it from the currently 2028 * scanned package so the previously user-installed 2029 * application can be scanned. 2030 */ 2031 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2032 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2033 + ps.name + "; removing system app. Last known codePath=" 2034 + ps.codePathString + ", installStatus=" + ps.installStatus 2035 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2036 + scannedPkg.mVersionCode); 2037 removePackageLI(ps, true); 2038 expectingBetter.put(ps.name, ps.codePath); 2039 } 2040 2041 continue; 2042 } 2043 2044 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2045 psit.remove(); 2046 logCriticalInfo(Log.WARN, "System package " + ps.name 2047 + " no longer exists; wiping its data"); 2048 removeDataDirsLI(null, ps.name); 2049 } else { 2050 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2051 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2052 possiblyDeletedUpdatedSystemApps.add(ps.name); 2053 } 2054 } 2055 } 2056 } 2057 2058 //look for any incomplete package installations 2059 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2060 //clean up list 2061 for(int i = 0; i < deletePkgsList.size(); i++) { 2062 //clean up here 2063 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2064 } 2065 //delete tmp files 2066 deleteTempPackageFiles(); 2067 2068 // Remove any shared userIDs that have no associated packages 2069 mSettings.pruneSharedUsersLPw(); 2070 2071 if (!mOnlyCore) { 2072 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2073 SystemClock.uptimeMillis()); 2074 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2075 2076 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2077 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2078 2079 /** 2080 * Remove disable package settings for any updated system 2081 * apps that were removed via an OTA. If they're not a 2082 * previously-updated app, remove them completely. 2083 * Otherwise, just revoke their system-level permissions. 2084 */ 2085 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2086 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2087 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2088 2089 String msg; 2090 if (deletedPkg == null) { 2091 msg = "Updated system package " + deletedAppName 2092 + " no longer exists; wiping its data"; 2093 removeDataDirsLI(null, deletedAppName); 2094 } else { 2095 msg = "Updated system app + " + deletedAppName 2096 + " no longer present; removing system privileges for " 2097 + deletedAppName; 2098 2099 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2100 2101 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2102 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2103 } 2104 logCriticalInfo(Log.WARN, msg); 2105 } 2106 2107 /** 2108 * Make sure all system apps that we expected to appear on 2109 * the userdata partition actually showed up. If they never 2110 * appeared, crawl back and revive the system version. 2111 */ 2112 for (int i = 0; i < expectingBetter.size(); i++) { 2113 final String packageName = expectingBetter.keyAt(i); 2114 if (!mPackages.containsKey(packageName)) { 2115 final File scanFile = expectingBetter.valueAt(i); 2116 2117 logCriticalInfo(Log.WARN, "Expected better " + packageName 2118 + " but never showed up; reverting to system"); 2119 2120 final int reparseFlags; 2121 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2122 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2123 | PackageParser.PARSE_IS_SYSTEM_DIR 2124 | PackageParser.PARSE_IS_PRIVILEGED; 2125 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2126 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR; 2128 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2129 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2130 | PackageParser.PARSE_IS_SYSTEM_DIR; 2131 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2132 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2133 | PackageParser.PARSE_IS_SYSTEM_DIR; 2134 } else { 2135 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2136 continue; 2137 } 2138 2139 mSettings.enableSystemPackageLPw(packageName); 2140 2141 try { 2142 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2143 } catch (PackageManagerException e) { 2144 Slog.e(TAG, "Failed to parse original system package: " 2145 + e.getMessage()); 2146 } 2147 } 2148 } 2149 } 2150 2151 // Now that we know all of the shared libraries, update all clients to have 2152 // the correct library paths. 2153 updateAllSharedLibrariesLPw(); 2154 2155 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2156 // NOTE: We ignore potential failures here during a system scan (like 2157 // the rest of the commands above) because there's precious little we 2158 // can do about it. A settings error is reported, though. 2159 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2160 false /* force dexopt */, false /* defer dexopt */); 2161 } 2162 2163 // Now that we know all the packages we are keeping, 2164 // read and update their last usage times. 2165 mPackageUsage.readLP(); 2166 2167 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2168 SystemClock.uptimeMillis()); 2169 Slog.i(TAG, "Time to scan packages: " 2170 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2171 + " seconds"); 2172 2173 // If the platform SDK has changed since the last time we booted, 2174 // we need to re-grant app permission to catch any new ones that 2175 // appear. This is really a hack, and means that apps can in some 2176 // cases get permissions that the user didn't initially explicitly 2177 // allow... it would be nice to have some better way to handle 2178 // this situation. 2179 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2180 != mSdkVersion; 2181 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2182 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2183 + "; regranting permissions for internal storage"); 2184 mSettings.mInternalSdkPlatform = mSdkVersion; 2185 2186 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2187 | (regrantPermissions 2188 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2189 : 0)); 2190 2191 // If this is the first boot, and it is a normal boot, then 2192 // we need to initialize the default preferred apps. 2193 if (!mRestoredSettings && !onlyCore) { 2194 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2195 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2196 } 2197 2198 // If this is first boot after an OTA, and a normal boot, then 2199 // we need to clear code cache directories. 2200 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2201 if (mIsUpgrade && !onlyCore) { 2202 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2203 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2204 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2205 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2206 } 2207 mSettings.mFingerprint = Build.FINGERPRINT; 2208 } 2209 2210 primeDomainVerificationsLPw(); 2211 checkDefaultBrowser(); 2212 2213 // All the changes are done during package scanning. 2214 mSettings.updateInternalDatabaseVersion(); 2215 2216 // can downgrade to reader 2217 mSettings.writeLPr(); 2218 2219 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2220 SystemClock.uptimeMillis()); 2221 2222 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2223 2224 mInstallerService = new PackageInstallerService(context, this); 2225 2226 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2227 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2228 mIntentFilterVerifierComponent); 2229 2230 } // synchronized (mPackages) 2231 } // synchronized (mInstallLock) 2232 2233 // Now after opening every single application zip, make sure they 2234 // are all flushed. Not really needed, but keeps things nice and 2235 // tidy. 2236 Runtime.getRuntime().gc(); 2237 2238 // Expose private service for system components to use. 2239 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2240 } 2241 2242 @Override 2243 public boolean isFirstBoot() { 2244 return !mRestoredSettings; 2245 } 2246 2247 @Override 2248 public boolean isOnlyCoreApps() { 2249 return mOnlyCore; 2250 } 2251 2252 @Override 2253 public boolean isUpgrade() { 2254 return mIsUpgrade; 2255 } 2256 2257 private String getRequiredVerifierLPr() { 2258 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2259 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2260 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2261 2262 String requiredVerifier = null; 2263 2264 final int N = receivers.size(); 2265 for (int i = 0; i < N; i++) { 2266 final ResolveInfo info = receivers.get(i); 2267 2268 if (info.activityInfo == null) { 2269 continue; 2270 } 2271 2272 final String packageName = info.activityInfo.packageName; 2273 2274 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2275 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2276 continue; 2277 } 2278 2279 if (requiredVerifier != null) { 2280 throw new RuntimeException("There can be only one required verifier"); 2281 } 2282 2283 requiredVerifier = packageName; 2284 } 2285 2286 return requiredVerifier; 2287 } 2288 2289 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2290 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2291 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2292 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2293 2294 ComponentName verifierComponentName = null; 2295 2296 int priority = -1000; 2297 final int N = receivers.size(); 2298 for (int i = 0; i < N; i++) { 2299 final ResolveInfo info = receivers.get(i); 2300 2301 if (info.activityInfo == null) { 2302 continue; 2303 } 2304 2305 final String packageName = info.activityInfo.packageName; 2306 2307 final PackageSetting ps = mSettings.mPackages.get(packageName); 2308 if (ps == null) { 2309 continue; 2310 } 2311 2312 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2313 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2314 continue; 2315 } 2316 2317 // Select the IntentFilterVerifier with the highest priority 2318 if (priority < info.priority) { 2319 priority = info.priority; 2320 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2321 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2322 + verifierComponentName + " with priority: " + info.priority); 2323 } 2324 } 2325 2326 return verifierComponentName; 2327 } 2328 2329 private void primeDomainVerificationsLPw() { 2330 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2331 boolean updated = false; 2332 ArraySet<String> allHostsSet = new ArraySet<>(); 2333 for (PackageParser.Package pkg : mPackages.values()) { 2334 final String packageName = pkg.packageName; 2335 if (!hasDomainURLs(pkg)) { 2336 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2337 "package with no domain URLs: " + packageName); 2338 continue; 2339 } 2340 if (!pkg.isSystemApp()) { 2341 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2342 "No priming domain verifications for a non system package : " + 2343 packageName); 2344 continue; 2345 } 2346 for (PackageParser.Activity a : pkg.activities) { 2347 for (ActivityIntentInfo filter : a.intents) { 2348 if (hasValidDomains(filter)) { 2349 allHostsSet.addAll(filter.getHostsList()); 2350 } 2351 } 2352 } 2353 if (allHostsSet.size() == 0) { 2354 allHostsSet.add("*"); 2355 } 2356 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2357 IntentFilterVerificationInfo ivi = 2358 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2359 if (ivi != null) { 2360 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2361 "Priming domain verifications for package: " + packageName + 2362 " with hosts:" + ivi.getDomainsString()); 2363 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2364 updated = true; 2365 } 2366 else { 2367 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2368 "No priming domain verifications for package: " + packageName); 2369 } 2370 allHostsSet.clear(); 2371 } 2372 if (updated) { 2373 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2374 "Will need to write primed domain verifications"); 2375 } 2376 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2377 } 2378 2379 private void applyFactoryDefaultBrowserLPw(int userId) { 2380 // The default browser app's package name is stored in a string resource, 2381 // with a product-specific overlay used for vendor customization. 2382 String browserPkg = mContext.getResources().getString( 2383 com.android.internal.R.string.default_browser); 2384 if (browserPkg != null) { 2385 // non-empty string => required to be a known package 2386 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2387 if (ps == null) { 2388 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2389 browserPkg = null; 2390 } else { 2391 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2392 } 2393 } 2394 2395 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2396 // default. If there's more than one, just leave everything alone. 2397 if (browserPkg == null) { 2398 calculateDefaultBrowserLPw(userId); 2399 } 2400 } 2401 2402 private void calculateDefaultBrowserLPw(int userId) { 2403 List<String> allBrowsers = resolveAllBrowserApps(userId); 2404 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2405 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2406 } 2407 2408 private List<String> resolveAllBrowserApps(int userId) { 2409 // Match all generic http: browser apps 2410 Intent intent = new Intent(); 2411 intent.setAction(Intent.ACTION_VIEW); 2412 intent.addCategory(Intent.CATEGORY_BROWSABLE); 2413 intent.setData(Uri.parse("http:")); 2414 2415 // Resolve that intent and check that the handleAllWebDataURI boolean is set 2416 List<ResolveInfo> list = queryIntentActivities(intent, null, 0, userId); 2417 2418 final int count = list.size(); 2419 List<String> result = new ArrayList<String>(count); 2420 for (int i=0; i<count; i++) { 2421 ResolveInfo info = list.get(i); 2422 if (info.activityInfo == null 2423 || !info.handleAllWebDataURI 2424 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2425 || result.contains(info.activityInfo.packageName)) { 2426 continue; 2427 } 2428 result.add(info.activityInfo.packageName); 2429 } 2430 2431 return result; 2432 } 2433 2434 private void checkDefaultBrowser() { 2435 final int myUserId = UserHandle.myUserId(); 2436 final String packageName = getDefaultBrowserPackageName(myUserId); 2437 if (packageName != null) { 2438 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2439 if (info == null) { 2440 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2441 synchronized (mPackages) { 2442 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2443 } 2444 } 2445 } 2446 } 2447 2448 @Override 2449 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2450 throws RemoteException { 2451 try { 2452 return super.onTransact(code, data, reply, flags); 2453 } catch (RuntimeException e) { 2454 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2455 Slog.wtf(TAG, "Package Manager Crash", e); 2456 } 2457 throw e; 2458 } 2459 } 2460 2461 void cleanupInstallFailedPackage(PackageSetting ps) { 2462 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2463 2464 removeDataDirsLI(ps.volumeUuid, ps.name); 2465 if (ps.codePath != null) { 2466 if (ps.codePath.isDirectory()) { 2467 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2468 } else { 2469 ps.codePath.delete(); 2470 } 2471 } 2472 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2473 if (ps.resourcePath.isDirectory()) { 2474 FileUtils.deleteContents(ps.resourcePath); 2475 } 2476 ps.resourcePath.delete(); 2477 } 2478 mSettings.removePackageLPw(ps.name); 2479 } 2480 2481 static int[] appendInts(int[] cur, int[] add) { 2482 if (add == null) return cur; 2483 if (cur == null) return add; 2484 final int N = add.length; 2485 for (int i=0; i<N; i++) { 2486 cur = appendInt(cur, add[i]); 2487 } 2488 return cur; 2489 } 2490 2491 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2492 if (!sUserManager.exists(userId)) return null; 2493 final PackageSetting ps = (PackageSetting) p.mExtras; 2494 if (ps == null) { 2495 return null; 2496 } 2497 2498 final PermissionsState permissionsState = ps.getPermissionsState(); 2499 2500 final int[] gids = permissionsState.computeGids(userId); 2501 final Set<String> permissions = permissionsState.getPermissions(userId); 2502 final PackageUserState state = ps.readUserState(userId); 2503 2504 return PackageParser.generatePackageInfo(p, gids, flags, 2505 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2506 } 2507 2508 @Override 2509 public boolean isPackageFrozen(String packageName) { 2510 synchronized (mPackages) { 2511 final PackageSetting ps = mSettings.mPackages.get(packageName); 2512 if (ps != null) { 2513 return ps.frozen; 2514 } 2515 } 2516 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2517 return true; 2518 } 2519 2520 @Override 2521 public boolean isPackageAvailable(String packageName, int userId) { 2522 if (!sUserManager.exists(userId)) return false; 2523 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2524 synchronized (mPackages) { 2525 PackageParser.Package p = mPackages.get(packageName); 2526 if (p != null) { 2527 final PackageSetting ps = (PackageSetting) p.mExtras; 2528 if (ps != null) { 2529 final PackageUserState state = ps.readUserState(userId); 2530 if (state != null) { 2531 return PackageParser.isAvailable(state); 2532 } 2533 } 2534 } 2535 } 2536 return false; 2537 } 2538 2539 @Override 2540 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2541 if (!sUserManager.exists(userId)) return null; 2542 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2543 // reader 2544 synchronized (mPackages) { 2545 PackageParser.Package p = mPackages.get(packageName); 2546 if (DEBUG_PACKAGE_INFO) 2547 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2548 if (p != null) { 2549 return generatePackageInfo(p, flags, userId); 2550 } 2551 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2552 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2553 } 2554 } 2555 return null; 2556 } 2557 2558 @Override 2559 public String[] currentToCanonicalPackageNames(String[] names) { 2560 String[] out = new String[names.length]; 2561 // reader 2562 synchronized (mPackages) { 2563 for (int i=names.length-1; i>=0; i--) { 2564 PackageSetting ps = mSettings.mPackages.get(names[i]); 2565 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2566 } 2567 } 2568 return out; 2569 } 2570 2571 @Override 2572 public String[] canonicalToCurrentPackageNames(String[] names) { 2573 String[] out = new String[names.length]; 2574 // reader 2575 synchronized (mPackages) { 2576 for (int i=names.length-1; i>=0; i--) { 2577 String cur = mSettings.mRenamedPackages.get(names[i]); 2578 out[i] = cur != null ? cur : names[i]; 2579 } 2580 } 2581 return out; 2582 } 2583 2584 @Override 2585 public int getPackageUid(String packageName, int userId) { 2586 if (!sUserManager.exists(userId)) return -1; 2587 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2588 2589 // reader 2590 synchronized (mPackages) { 2591 PackageParser.Package p = mPackages.get(packageName); 2592 if(p != null) { 2593 return UserHandle.getUid(userId, p.applicationInfo.uid); 2594 } 2595 PackageSetting ps = mSettings.mPackages.get(packageName); 2596 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2597 return -1; 2598 } 2599 p = ps.pkg; 2600 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2601 } 2602 } 2603 2604 @Override 2605 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2606 if (!sUserManager.exists(userId)) { 2607 return null; 2608 } 2609 2610 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2611 "getPackageGids"); 2612 2613 // reader 2614 synchronized (mPackages) { 2615 PackageParser.Package p = mPackages.get(packageName); 2616 if (DEBUG_PACKAGE_INFO) { 2617 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2618 } 2619 if (p != null) { 2620 PackageSetting ps = (PackageSetting) p.mExtras; 2621 return ps.getPermissionsState().computeGids(userId); 2622 } 2623 } 2624 2625 return null; 2626 } 2627 2628 @Override 2629 public int getMountExternalMode(int uid) { 2630 if (Process.isIsolated(uid)) { 2631 return Zygote.MOUNT_EXTERNAL_NONE; 2632 } else { 2633 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2634 return Zygote.MOUNT_EXTERNAL_WRITE; 2635 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2636 return Zygote.MOUNT_EXTERNAL_READ; 2637 } else { 2638 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2639 } 2640 } 2641 } 2642 2643 static PermissionInfo generatePermissionInfo( 2644 BasePermission bp, int flags) { 2645 if (bp.perm != null) { 2646 return PackageParser.generatePermissionInfo(bp.perm, flags); 2647 } 2648 PermissionInfo pi = new PermissionInfo(); 2649 pi.name = bp.name; 2650 pi.packageName = bp.sourcePackage; 2651 pi.nonLocalizedLabel = bp.name; 2652 pi.protectionLevel = bp.protectionLevel; 2653 return pi; 2654 } 2655 2656 @Override 2657 public PermissionInfo getPermissionInfo(String name, int flags) { 2658 // reader 2659 synchronized (mPackages) { 2660 final BasePermission p = mSettings.mPermissions.get(name); 2661 if (p != null) { 2662 return generatePermissionInfo(p, flags); 2663 } 2664 return null; 2665 } 2666 } 2667 2668 @Override 2669 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2670 // reader 2671 synchronized (mPackages) { 2672 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2673 for (BasePermission p : mSettings.mPermissions.values()) { 2674 if (group == null) { 2675 if (p.perm == null || p.perm.info.group == null) { 2676 out.add(generatePermissionInfo(p, flags)); 2677 } 2678 } else { 2679 if (p.perm != null && group.equals(p.perm.info.group)) { 2680 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2681 } 2682 } 2683 } 2684 2685 if (out.size() > 0) { 2686 return out; 2687 } 2688 return mPermissionGroups.containsKey(group) ? out : null; 2689 } 2690 } 2691 2692 @Override 2693 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2694 // reader 2695 synchronized (mPackages) { 2696 return PackageParser.generatePermissionGroupInfo( 2697 mPermissionGroups.get(name), flags); 2698 } 2699 } 2700 2701 @Override 2702 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2703 // reader 2704 synchronized (mPackages) { 2705 final int N = mPermissionGroups.size(); 2706 ArrayList<PermissionGroupInfo> out 2707 = new ArrayList<PermissionGroupInfo>(N); 2708 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2709 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2710 } 2711 return out; 2712 } 2713 } 2714 2715 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2716 int userId) { 2717 if (!sUserManager.exists(userId)) return null; 2718 PackageSetting ps = mSettings.mPackages.get(packageName); 2719 if (ps != null) { 2720 if (ps.pkg == null) { 2721 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2722 flags, userId); 2723 if (pInfo != null) { 2724 return pInfo.applicationInfo; 2725 } 2726 return null; 2727 } 2728 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2729 ps.readUserState(userId), userId); 2730 } 2731 return null; 2732 } 2733 2734 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2735 int userId) { 2736 if (!sUserManager.exists(userId)) return null; 2737 PackageSetting ps = mSettings.mPackages.get(packageName); 2738 if (ps != null) { 2739 PackageParser.Package pkg = ps.pkg; 2740 if (pkg == null) { 2741 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2742 return null; 2743 } 2744 // Only data remains, so we aren't worried about code paths 2745 pkg = new PackageParser.Package(packageName); 2746 pkg.applicationInfo.packageName = packageName; 2747 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2748 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2749 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2750 packageName, userId).getAbsolutePath(); 2751 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2752 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2753 } 2754 return generatePackageInfo(pkg, flags, userId); 2755 } 2756 return null; 2757 } 2758 2759 @Override 2760 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2761 if (!sUserManager.exists(userId)) return null; 2762 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2763 // writer 2764 synchronized (mPackages) { 2765 PackageParser.Package p = mPackages.get(packageName); 2766 if (DEBUG_PACKAGE_INFO) Log.v( 2767 TAG, "getApplicationInfo " + packageName 2768 + ": " + p); 2769 if (p != null) { 2770 PackageSetting ps = mSettings.mPackages.get(packageName); 2771 if (ps == null) return null; 2772 // Note: isEnabledLP() does not apply here - always return info 2773 return PackageParser.generateApplicationInfo( 2774 p, flags, ps.readUserState(userId), userId); 2775 } 2776 if ("android".equals(packageName)||"system".equals(packageName)) { 2777 return mAndroidApplication; 2778 } 2779 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2780 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2781 } 2782 } 2783 return null; 2784 } 2785 2786 @Override 2787 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2788 final IPackageDataObserver observer) { 2789 mContext.enforceCallingOrSelfPermission( 2790 android.Manifest.permission.CLEAR_APP_CACHE, null); 2791 // Queue up an async operation since clearing cache may take a little while. 2792 mHandler.post(new Runnable() { 2793 public void run() { 2794 mHandler.removeCallbacks(this); 2795 int retCode = -1; 2796 synchronized (mInstallLock) { 2797 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2798 if (retCode < 0) { 2799 Slog.w(TAG, "Couldn't clear application caches"); 2800 } 2801 } 2802 if (observer != null) { 2803 try { 2804 observer.onRemoveCompleted(null, (retCode >= 0)); 2805 } catch (RemoteException e) { 2806 Slog.w(TAG, "RemoveException when invoking call back"); 2807 } 2808 } 2809 } 2810 }); 2811 } 2812 2813 @Override 2814 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2815 final IntentSender pi) { 2816 mContext.enforceCallingOrSelfPermission( 2817 android.Manifest.permission.CLEAR_APP_CACHE, null); 2818 // Queue up an async operation since clearing cache may take a little while. 2819 mHandler.post(new Runnable() { 2820 public void run() { 2821 mHandler.removeCallbacks(this); 2822 int retCode = -1; 2823 synchronized (mInstallLock) { 2824 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2825 if (retCode < 0) { 2826 Slog.w(TAG, "Couldn't clear application caches"); 2827 } 2828 } 2829 if(pi != null) { 2830 try { 2831 // Callback via pending intent 2832 int code = (retCode >= 0) ? 1 : 0; 2833 pi.sendIntent(null, code, null, 2834 null, null); 2835 } catch (SendIntentException e1) { 2836 Slog.i(TAG, "Failed to send pending intent"); 2837 } 2838 } 2839 } 2840 }); 2841 } 2842 2843 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2844 synchronized (mInstallLock) { 2845 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2846 throw new IOException("Failed to free enough space"); 2847 } 2848 } 2849 } 2850 2851 @Override 2852 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2853 if (!sUserManager.exists(userId)) return null; 2854 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2855 synchronized (mPackages) { 2856 PackageParser.Activity a = mActivities.mActivities.get(component); 2857 2858 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2859 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2860 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2861 if (ps == null) return null; 2862 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2863 userId); 2864 } 2865 if (mResolveComponentName.equals(component)) { 2866 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2867 new PackageUserState(), userId); 2868 } 2869 } 2870 return null; 2871 } 2872 2873 @Override 2874 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2875 String resolvedType) { 2876 synchronized (mPackages) { 2877 PackageParser.Activity a = mActivities.mActivities.get(component); 2878 if (a == null) { 2879 return false; 2880 } 2881 for (int i=0; i<a.intents.size(); i++) { 2882 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2883 intent.getData(), intent.getCategories(), TAG) >= 0) { 2884 return true; 2885 } 2886 } 2887 return false; 2888 } 2889 } 2890 2891 @Override 2892 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2893 if (!sUserManager.exists(userId)) return null; 2894 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2895 synchronized (mPackages) { 2896 PackageParser.Activity a = mReceivers.mActivities.get(component); 2897 if (DEBUG_PACKAGE_INFO) Log.v( 2898 TAG, "getReceiverInfo " + component + ": " + a); 2899 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2900 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2901 if (ps == null) return null; 2902 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2903 userId); 2904 } 2905 } 2906 return null; 2907 } 2908 2909 @Override 2910 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2911 if (!sUserManager.exists(userId)) return null; 2912 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2913 synchronized (mPackages) { 2914 PackageParser.Service s = mServices.mServices.get(component); 2915 if (DEBUG_PACKAGE_INFO) Log.v( 2916 TAG, "getServiceInfo " + component + ": " + s); 2917 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2918 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2919 if (ps == null) return null; 2920 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2921 userId); 2922 } 2923 } 2924 return null; 2925 } 2926 2927 @Override 2928 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2929 if (!sUserManager.exists(userId)) return null; 2930 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2931 synchronized (mPackages) { 2932 PackageParser.Provider p = mProviders.mProviders.get(component); 2933 if (DEBUG_PACKAGE_INFO) Log.v( 2934 TAG, "getProviderInfo " + component + ": " + p); 2935 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2936 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2937 if (ps == null) return null; 2938 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2939 userId); 2940 } 2941 } 2942 return null; 2943 } 2944 2945 @Override 2946 public String[] getSystemSharedLibraryNames() { 2947 Set<String> libSet; 2948 synchronized (mPackages) { 2949 libSet = mSharedLibraries.keySet(); 2950 int size = libSet.size(); 2951 if (size > 0) { 2952 String[] libs = new String[size]; 2953 libSet.toArray(libs); 2954 return libs; 2955 } 2956 } 2957 return null; 2958 } 2959 2960 /** 2961 * @hide 2962 */ 2963 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2964 synchronized (mPackages) { 2965 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2966 if (lib != null && lib.apk != null) { 2967 return mPackages.get(lib.apk); 2968 } 2969 } 2970 return null; 2971 } 2972 2973 @Override 2974 public FeatureInfo[] getSystemAvailableFeatures() { 2975 Collection<FeatureInfo> featSet; 2976 synchronized (mPackages) { 2977 featSet = mAvailableFeatures.values(); 2978 int size = featSet.size(); 2979 if (size > 0) { 2980 FeatureInfo[] features = new FeatureInfo[size+1]; 2981 featSet.toArray(features); 2982 FeatureInfo fi = new FeatureInfo(); 2983 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2984 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2985 features[size] = fi; 2986 return features; 2987 } 2988 } 2989 return null; 2990 } 2991 2992 @Override 2993 public boolean hasSystemFeature(String name) { 2994 synchronized (mPackages) { 2995 return mAvailableFeatures.containsKey(name); 2996 } 2997 } 2998 2999 private void checkValidCaller(int uid, int userId) { 3000 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3001 return; 3002 3003 throw new SecurityException("Caller uid=" + uid 3004 + " is not privileged to communicate with user=" + userId); 3005 } 3006 3007 @Override 3008 public int checkPermission(String permName, String pkgName, int userId) { 3009 if (!sUserManager.exists(userId)) { 3010 return PackageManager.PERMISSION_DENIED; 3011 } 3012 3013 synchronized (mPackages) { 3014 final PackageParser.Package p = mPackages.get(pkgName); 3015 if (p != null && p.mExtras != null) { 3016 final PackageSetting ps = (PackageSetting) p.mExtras; 3017 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3018 return PackageManager.PERMISSION_GRANTED; 3019 } 3020 } 3021 } 3022 3023 return PackageManager.PERMISSION_DENIED; 3024 } 3025 3026 @Override 3027 public int checkUidPermission(String permName, int uid) { 3028 final int userId = UserHandle.getUserId(uid); 3029 3030 if (!sUserManager.exists(userId)) { 3031 return PackageManager.PERMISSION_DENIED; 3032 } 3033 3034 synchronized (mPackages) { 3035 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3036 if (obj != null) { 3037 final SettingBase ps = (SettingBase) obj; 3038 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3039 return PackageManager.PERMISSION_GRANTED; 3040 } 3041 } else { 3042 ArraySet<String> perms = mSystemPermissions.get(uid); 3043 if (perms != null && perms.contains(permName)) { 3044 return PackageManager.PERMISSION_GRANTED; 3045 } 3046 } 3047 } 3048 3049 return PackageManager.PERMISSION_DENIED; 3050 } 3051 3052 /** 3053 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3054 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3055 * @param checkShell TODO(yamasani): 3056 * @param message the message to log on security exception 3057 */ 3058 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3059 boolean checkShell, String message) { 3060 if (userId < 0) { 3061 throw new IllegalArgumentException("Invalid userId " + userId); 3062 } 3063 if (checkShell) { 3064 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3065 } 3066 if (userId == UserHandle.getUserId(callingUid)) return; 3067 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3068 if (requireFullPermission) { 3069 mContext.enforceCallingOrSelfPermission( 3070 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3071 } else { 3072 try { 3073 mContext.enforceCallingOrSelfPermission( 3074 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3075 } catch (SecurityException se) { 3076 mContext.enforceCallingOrSelfPermission( 3077 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3078 } 3079 } 3080 } 3081 } 3082 3083 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3084 if (callingUid == Process.SHELL_UID) { 3085 if (userHandle >= 0 3086 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3087 throw new SecurityException("Shell does not have permission to access user " 3088 + userHandle); 3089 } else if (userHandle < 0) { 3090 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3091 + Debug.getCallers(3)); 3092 } 3093 } 3094 } 3095 3096 private BasePermission findPermissionTreeLP(String permName) { 3097 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3098 if (permName.startsWith(bp.name) && 3099 permName.length() > bp.name.length() && 3100 permName.charAt(bp.name.length()) == '.') { 3101 return bp; 3102 } 3103 } 3104 return null; 3105 } 3106 3107 private BasePermission checkPermissionTreeLP(String permName) { 3108 if (permName != null) { 3109 BasePermission bp = findPermissionTreeLP(permName); 3110 if (bp != null) { 3111 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3112 return bp; 3113 } 3114 throw new SecurityException("Calling uid " 3115 + Binder.getCallingUid() 3116 + " is not allowed to add to permission tree " 3117 + bp.name + " owned by uid " + bp.uid); 3118 } 3119 } 3120 throw new SecurityException("No permission tree found for " + permName); 3121 } 3122 3123 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3124 if (s1 == null) { 3125 return s2 == null; 3126 } 3127 if (s2 == null) { 3128 return false; 3129 } 3130 if (s1.getClass() != s2.getClass()) { 3131 return false; 3132 } 3133 return s1.equals(s2); 3134 } 3135 3136 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3137 if (pi1.icon != pi2.icon) return false; 3138 if (pi1.logo != pi2.logo) return false; 3139 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3140 if (!compareStrings(pi1.name, pi2.name)) return false; 3141 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3142 // We'll take care of setting this one. 3143 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3144 // These are not currently stored in settings. 3145 //if (!compareStrings(pi1.group, pi2.group)) return false; 3146 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3147 //if (pi1.labelRes != pi2.labelRes) return false; 3148 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3149 return true; 3150 } 3151 3152 int permissionInfoFootprint(PermissionInfo info) { 3153 int size = info.name.length(); 3154 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3155 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3156 return size; 3157 } 3158 3159 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3160 int size = 0; 3161 for (BasePermission perm : mSettings.mPermissions.values()) { 3162 if (perm.uid == tree.uid) { 3163 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3164 } 3165 } 3166 return size; 3167 } 3168 3169 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3170 // We calculate the max size of permissions defined by this uid and throw 3171 // if that plus the size of 'info' would exceed our stated maximum. 3172 if (tree.uid != Process.SYSTEM_UID) { 3173 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3174 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3175 throw new SecurityException("Permission tree size cap exceeded"); 3176 } 3177 } 3178 } 3179 3180 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3181 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3182 throw new SecurityException("Label must be specified in permission"); 3183 } 3184 BasePermission tree = checkPermissionTreeLP(info.name); 3185 BasePermission bp = mSettings.mPermissions.get(info.name); 3186 boolean added = bp == null; 3187 boolean changed = true; 3188 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3189 if (added) { 3190 enforcePermissionCapLocked(info, tree); 3191 bp = new BasePermission(info.name, tree.sourcePackage, 3192 BasePermission.TYPE_DYNAMIC); 3193 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3194 throw new SecurityException( 3195 "Not allowed to modify non-dynamic permission " 3196 + info.name); 3197 } else { 3198 if (bp.protectionLevel == fixedLevel 3199 && bp.perm.owner.equals(tree.perm.owner) 3200 && bp.uid == tree.uid 3201 && comparePermissionInfos(bp.perm.info, info)) { 3202 changed = false; 3203 } 3204 } 3205 bp.protectionLevel = fixedLevel; 3206 info = new PermissionInfo(info); 3207 info.protectionLevel = fixedLevel; 3208 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3209 bp.perm.info.packageName = tree.perm.info.packageName; 3210 bp.uid = tree.uid; 3211 if (added) { 3212 mSettings.mPermissions.put(info.name, bp); 3213 } 3214 if (changed) { 3215 if (!async) { 3216 mSettings.writeLPr(); 3217 } else { 3218 scheduleWriteSettingsLocked(); 3219 } 3220 } 3221 return added; 3222 } 3223 3224 @Override 3225 public boolean addPermission(PermissionInfo info) { 3226 synchronized (mPackages) { 3227 return addPermissionLocked(info, false); 3228 } 3229 } 3230 3231 @Override 3232 public boolean addPermissionAsync(PermissionInfo info) { 3233 synchronized (mPackages) { 3234 return addPermissionLocked(info, true); 3235 } 3236 } 3237 3238 @Override 3239 public void removePermission(String name) { 3240 synchronized (mPackages) { 3241 checkPermissionTreeLP(name); 3242 BasePermission bp = mSettings.mPermissions.get(name); 3243 if (bp != null) { 3244 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3245 throw new SecurityException( 3246 "Not allowed to modify non-dynamic permission " 3247 + name); 3248 } 3249 mSettings.mPermissions.remove(name); 3250 mSettings.writeLPr(); 3251 } 3252 } 3253 } 3254 3255 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3256 BasePermission bp) { 3257 int index = pkg.requestedPermissions.indexOf(bp.name); 3258 if (index == -1) { 3259 throw new SecurityException("Package " + pkg.packageName 3260 + " has not requested permission " + bp.name); 3261 } 3262 if (!bp.isRuntime()) { 3263 throw new SecurityException("Permission " + bp.name 3264 + " is not a changeable permission type"); 3265 } 3266 } 3267 3268 @Override 3269 public void grantRuntimePermission(String packageName, String name, final int userId) { 3270 if (!sUserManager.exists(userId)) { 3271 Log.e(TAG, "No such user:" + userId); 3272 return; 3273 } 3274 3275 mContext.enforceCallingOrSelfPermission( 3276 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3277 "grantRuntimePermission"); 3278 3279 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3280 "grantRuntimePermission"); 3281 3282 final int uid; 3283 final SettingBase sb; 3284 3285 synchronized (mPackages) { 3286 final PackageParser.Package pkg = mPackages.get(packageName); 3287 if (pkg == null) { 3288 throw new IllegalArgumentException("Unknown package: " + packageName); 3289 } 3290 3291 final BasePermission bp = mSettings.mPermissions.get(name); 3292 if (bp == null) { 3293 throw new IllegalArgumentException("Unknown permission: " + name); 3294 } 3295 3296 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3297 3298 uid = pkg.applicationInfo.uid; 3299 sb = (SettingBase) pkg.mExtras; 3300 if (sb == null) { 3301 throw new IllegalArgumentException("Unknown package: " + packageName); 3302 } 3303 3304 final PermissionsState permissionsState = sb.getPermissionsState(); 3305 3306 final int flags = permissionsState.getPermissionFlags(name, userId); 3307 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3308 throw new SecurityException("Cannot grant system fixed permission: " 3309 + name + " for package: " + packageName); 3310 } 3311 3312 final int result = permissionsState.grantRuntimePermission(bp, userId); 3313 switch (result) { 3314 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3315 return; 3316 } 3317 3318 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3319 mHandler.post(new Runnable() { 3320 @Override 3321 public void run() { 3322 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3323 } 3324 }); 3325 } break; 3326 } 3327 3328 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3329 3330 // Not critical if that is lost - app has to request again. 3331 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3332 } 3333 3334 if (READ_EXTERNAL_STORAGE.equals(name) 3335 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3336 final long token = Binder.clearCallingIdentity(); 3337 try { 3338 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3339 storage.remountUid(uid); 3340 } finally { 3341 Binder.restoreCallingIdentity(token); 3342 } 3343 } 3344 } 3345 3346 @Override 3347 public void revokeRuntimePermission(String packageName, String name, int userId) { 3348 if (!sUserManager.exists(userId)) { 3349 Log.e(TAG, "No such user:" + userId); 3350 return; 3351 } 3352 3353 mContext.enforceCallingOrSelfPermission( 3354 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3355 "revokeRuntimePermission"); 3356 3357 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3358 "revokeRuntimePermission"); 3359 3360 final SettingBase sb; 3361 3362 synchronized (mPackages) { 3363 final PackageParser.Package pkg = mPackages.get(packageName); 3364 if (pkg == null) { 3365 throw new IllegalArgumentException("Unknown package: " + packageName); 3366 } 3367 3368 final BasePermission bp = mSettings.mPermissions.get(name); 3369 if (bp == null) { 3370 throw new IllegalArgumentException("Unknown permission: " + name); 3371 } 3372 3373 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3374 3375 sb = (SettingBase) pkg.mExtras; 3376 if (sb == null) { 3377 throw new IllegalArgumentException("Unknown package: " + packageName); 3378 } 3379 3380 final PermissionsState permissionsState = sb.getPermissionsState(); 3381 3382 final int flags = permissionsState.getPermissionFlags(name, userId); 3383 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3384 throw new SecurityException("Cannot revoke system fixed permission: " 3385 + name + " for package: " + packageName); 3386 } 3387 3388 if (permissionsState.revokeRuntimePermission(bp, userId) == 3389 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3390 return; 3391 } 3392 3393 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3394 3395 // Critical, after this call app should never have the permission. 3396 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3397 } 3398 3399 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3400 } 3401 3402 @Override 3403 public void resetRuntimePermissions() { 3404 mContext.enforceCallingOrSelfPermission( 3405 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3406 "revokeRuntimePermission"); 3407 3408 int callingUid = Binder.getCallingUid(); 3409 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3410 mContext.enforceCallingOrSelfPermission( 3411 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3412 "resetRuntimePermissions"); 3413 } 3414 3415 synchronized (mPackages) { 3416 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3417 for (int userId : UserManagerService.getInstance().getUserIds()) { 3418 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3419 } 3420 } 3421 } 3422 3423 @Override 3424 public int getPermissionFlags(String name, String packageName, int userId) { 3425 if (!sUserManager.exists(userId)) { 3426 return 0; 3427 } 3428 3429 mContext.enforceCallingOrSelfPermission( 3430 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3431 "getPermissionFlags"); 3432 3433 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3434 "getPermissionFlags"); 3435 3436 synchronized (mPackages) { 3437 final PackageParser.Package pkg = mPackages.get(packageName); 3438 if (pkg == null) { 3439 throw new IllegalArgumentException("Unknown package: " + packageName); 3440 } 3441 3442 final BasePermission bp = mSettings.mPermissions.get(name); 3443 if (bp == null) { 3444 throw new IllegalArgumentException("Unknown permission: " + name); 3445 } 3446 3447 SettingBase sb = (SettingBase) pkg.mExtras; 3448 if (sb == null) { 3449 throw new IllegalArgumentException("Unknown package: " + packageName); 3450 } 3451 3452 PermissionsState permissionsState = sb.getPermissionsState(); 3453 return permissionsState.getPermissionFlags(name, userId); 3454 } 3455 } 3456 3457 @Override 3458 public void updatePermissionFlags(String name, String packageName, int flagMask, 3459 int flagValues, int userId) { 3460 if (!sUserManager.exists(userId)) { 3461 return; 3462 } 3463 3464 mContext.enforceCallingOrSelfPermission( 3465 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3466 "updatePermissionFlags"); 3467 3468 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3469 "updatePermissionFlags"); 3470 3471 // Only the system can change system fixed flags. 3472 if (getCallingUid() != Process.SYSTEM_UID) { 3473 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3474 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3475 } 3476 3477 synchronized (mPackages) { 3478 final PackageParser.Package pkg = mPackages.get(packageName); 3479 if (pkg == null) { 3480 throw new IllegalArgumentException("Unknown package: " + packageName); 3481 } 3482 3483 final BasePermission bp = mSettings.mPermissions.get(name); 3484 if (bp == null) { 3485 throw new IllegalArgumentException("Unknown permission: " + name); 3486 } 3487 3488 SettingBase sb = (SettingBase) pkg.mExtras; 3489 if (sb == null) { 3490 throw new IllegalArgumentException("Unknown package: " + packageName); 3491 } 3492 3493 PermissionsState permissionsState = sb.getPermissionsState(); 3494 3495 // Only the package manager can change flags for system component permissions. 3496 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3497 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3498 return; 3499 } 3500 3501 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3502 3503 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3504 // Install and runtime permissions are stored in different places, 3505 // so figure out what permission changed and persist the change. 3506 if (permissionsState.getInstallPermissionState(name) != null) { 3507 scheduleWriteSettingsLocked(); 3508 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3509 || hadState) { 3510 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3511 } 3512 } 3513 } 3514 } 3515 3516 /** 3517 * Update the permission flags for all packages and runtime permissions of a user in order 3518 * to allow device or profile owner to remove POLICY_FIXED. 3519 */ 3520 @Override 3521 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3522 if (!sUserManager.exists(userId)) { 3523 return; 3524 } 3525 3526 mContext.enforceCallingOrSelfPermission( 3527 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3528 "updatePermissionFlagsForAllApps"); 3529 3530 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3531 "updatePermissionFlagsForAllApps"); 3532 3533 // Only the system can change system fixed flags. 3534 if (getCallingUid() != Process.SYSTEM_UID) { 3535 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3536 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3537 } 3538 3539 synchronized (mPackages) { 3540 boolean changed = false; 3541 final int packageCount = mPackages.size(); 3542 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3543 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3544 SettingBase sb = (SettingBase) pkg.mExtras; 3545 if (sb == null) { 3546 continue; 3547 } 3548 PermissionsState permissionsState = sb.getPermissionsState(); 3549 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3550 userId, flagMask, flagValues); 3551 } 3552 if (changed) { 3553 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3554 } 3555 } 3556 } 3557 3558 @Override 3559 public boolean shouldShowRequestPermissionRationale(String permissionName, 3560 String packageName, int userId) { 3561 if (UserHandle.getCallingUserId() != userId) { 3562 mContext.enforceCallingPermission( 3563 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3564 "canShowRequestPermissionRationale for user " + userId); 3565 } 3566 3567 final int uid = getPackageUid(packageName, userId); 3568 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3569 return false; 3570 } 3571 3572 if (checkPermission(permissionName, packageName, userId) 3573 == PackageManager.PERMISSION_GRANTED) { 3574 return false; 3575 } 3576 3577 final int flags; 3578 3579 final long identity = Binder.clearCallingIdentity(); 3580 try { 3581 flags = getPermissionFlags(permissionName, 3582 packageName, userId); 3583 } finally { 3584 Binder.restoreCallingIdentity(identity); 3585 } 3586 3587 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3588 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3589 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3590 3591 if ((flags & fixedFlags) != 0) { 3592 return false; 3593 } 3594 3595 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3596 } 3597 3598 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3599 BasePermission bp = mSettings.mPermissions.get(permission); 3600 if (bp == null) { 3601 throw new SecurityException("Missing " + permission + " permission"); 3602 } 3603 3604 SettingBase sb = (SettingBase) pkg.mExtras; 3605 PermissionsState permissionsState = sb.getPermissionsState(); 3606 3607 if (permissionsState.grantInstallPermission(bp) != 3608 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3609 scheduleWriteSettingsLocked(); 3610 } 3611 } 3612 3613 @Override 3614 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3615 mContext.enforceCallingOrSelfPermission( 3616 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3617 "addOnPermissionsChangeListener"); 3618 3619 synchronized (mPackages) { 3620 mOnPermissionChangeListeners.addListenerLocked(listener); 3621 } 3622 } 3623 3624 @Override 3625 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3626 synchronized (mPackages) { 3627 mOnPermissionChangeListeners.removeListenerLocked(listener); 3628 } 3629 } 3630 3631 @Override 3632 public boolean isProtectedBroadcast(String actionName) { 3633 synchronized (mPackages) { 3634 return mProtectedBroadcasts.contains(actionName); 3635 } 3636 } 3637 3638 @Override 3639 public int checkSignatures(String pkg1, String pkg2) { 3640 synchronized (mPackages) { 3641 final PackageParser.Package p1 = mPackages.get(pkg1); 3642 final PackageParser.Package p2 = mPackages.get(pkg2); 3643 if (p1 == null || p1.mExtras == null 3644 || p2 == null || p2.mExtras == null) { 3645 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3646 } 3647 return compareSignatures(p1.mSignatures, p2.mSignatures); 3648 } 3649 } 3650 3651 @Override 3652 public int checkUidSignatures(int uid1, int uid2) { 3653 // Map to base uids. 3654 uid1 = UserHandle.getAppId(uid1); 3655 uid2 = UserHandle.getAppId(uid2); 3656 // reader 3657 synchronized (mPackages) { 3658 Signature[] s1; 3659 Signature[] s2; 3660 Object obj = mSettings.getUserIdLPr(uid1); 3661 if (obj != null) { 3662 if (obj instanceof SharedUserSetting) { 3663 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3664 } else if (obj instanceof PackageSetting) { 3665 s1 = ((PackageSetting)obj).signatures.mSignatures; 3666 } else { 3667 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3668 } 3669 } else { 3670 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3671 } 3672 obj = mSettings.getUserIdLPr(uid2); 3673 if (obj != null) { 3674 if (obj instanceof SharedUserSetting) { 3675 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3676 } else if (obj instanceof PackageSetting) { 3677 s2 = ((PackageSetting)obj).signatures.mSignatures; 3678 } else { 3679 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3680 } 3681 } else { 3682 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3683 } 3684 return compareSignatures(s1, s2); 3685 } 3686 } 3687 3688 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3689 final long identity = Binder.clearCallingIdentity(); 3690 try { 3691 if (sb instanceof SharedUserSetting) { 3692 SharedUserSetting sus = (SharedUserSetting) sb; 3693 final int packageCount = sus.packages.size(); 3694 for (int i = 0; i < packageCount; i++) { 3695 PackageSetting susPs = sus.packages.valueAt(i); 3696 if (userId == UserHandle.USER_ALL) { 3697 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3698 } else { 3699 final int uid = UserHandle.getUid(userId, susPs.appId); 3700 killUid(uid, reason); 3701 } 3702 } 3703 } else if (sb instanceof PackageSetting) { 3704 PackageSetting ps = (PackageSetting) sb; 3705 if (userId == UserHandle.USER_ALL) { 3706 killApplication(ps.pkg.packageName, ps.appId, reason); 3707 } else { 3708 final int uid = UserHandle.getUid(userId, ps.appId); 3709 killUid(uid, reason); 3710 } 3711 } 3712 } finally { 3713 Binder.restoreCallingIdentity(identity); 3714 } 3715 } 3716 3717 private static void killUid(int uid, String reason) { 3718 IActivityManager am = ActivityManagerNative.getDefault(); 3719 if (am != null) { 3720 try { 3721 am.killUid(uid, reason); 3722 } catch (RemoteException e) { 3723 /* ignore - same process */ 3724 } 3725 } 3726 } 3727 3728 /** 3729 * Compares two sets of signatures. Returns: 3730 * <br /> 3731 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3732 * <br /> 3733 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3734 * <br /> 3735 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3736 * <br /> 3737 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3738 * <br /> 3739 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3740 */ 3741 static int compareSignatures(Signature[] s1, Signature[] s2) { 3742 if (s1 == null) { 3743 return s2 == null 3744 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3745 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3746 } 3747 3748 if (s2 == null) { 3749 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3750 } 3751 3752 if (s1.length != s2.length) { 3753 return PackageManager.SIGNATURE_NO_MATCH; 3754 } 3755 3756 // Since both signature sets are of size 1, we can compare without HashSets. 3757 if (s1.length == 1) { 3758 return s1[0].equals(s2[0]) ? 3759 PackageManager.SIGNATURE_MATCH : 3760 PackageManager.SIGNATURE_NO_MATCH; 3761 } 3762 3763 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3764 for (Signature sig : s1) { 3765 set1.add(sig); 3766 } 3767 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3768 for (Signature sig : s2) { 3769 set2.add(sig); 3770 } 3771 // Make sure s2 contains all signatures in s1. 3772 if (set1.equals(set2)) { 3773 return PackageManager.SIGNATURE_MATCH; 3774 } 3775 return PackageManager.SIGNATURE_NO_MATCH; 3776 } 3777 3778 /** 3779 * If the database version for this type of package (internal storage or 3780 * external storage) is less than the version where package signatures 3781 * were updated, return true. 3782 */ 3783 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3784 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3785 DatabaseVersion.SIGNATURE_END_ENTITY)) 3786 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3787 DatabaseVersion.SIGNATURE_END_ENTITY)); 3788 } 3789 3790 /** 3791 * Used for backward compatibility to make sure any packages with 3792 * certificate chains get upgraded to the new style. {@code existingSigs} 3793 * will be in the old format (since they were stored on disk from before the 3794 * system upgrade) and {@code scannedSigs} will be in the newer format. 3795 */ 3796 private int compareSignaturesCompat(PackageSignatures existingSigs, 3797 PackageParser.Package scannedPkg) { 3798 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3799 return PackageManager.SIGNATURE_NO_MATCH; 3800 } 3801 3802 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3803 for (Signature sig : existingSigs.mSignatures) { 3804 existingSet.add(sig); 3805 } 3806 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3807 for (Signature sig : scannedPkg.mSignatures) { 3808 try { 3809 Signature[] chainSignatures = sig.getChainSignatures(); 3810 for (Signature chainSig : chainSignatures) { 3811 scannedCompatSet.add(chainSig); 3812 } 3813 } catch (CertificateEncodingException e) { 3814 scannedCompatSet.add(sig); 3815 } 3816 } 3817 /* 3818 * Make sure the expanded scanned set contains all signatures in the 3819 * existing one. 3820 */ 3821 if (scannedCompatSet.equals(existingSet)) { 3822 // Migrate the old signatures to the new scheme. 3823 existingSigs.assignSignatures(scannedPkg.mSignatures); 3824 // The new KeySets will be re-added later in the scanning process. 3825 synchronized (mPackages) { 3826 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3827 } 3828 return PackageManager.SIGNATURE_MATCH; 3829 } 3830 return PackageManager.SIGNATURE_NO_MATCH; 3831 } 3832 3833 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3834 if (isExternal(scannedPkg)) { 3835 return mSettings.isExternalDatabaseVersionOlderThan( 3836 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3837 } else { 3838 return mSettings.isInternalDatabaseVersionOlderThan( 3839 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3840 } 3841 } 3842 3843 private int compareSignaturesRecover(PackageSignatures existingSigs, 3844 PackageParser.Package scannedPkg) { 3845 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3846 return PackageManager.SIGNATURE_NO_MATCH; 3847 } 3848 3849 String msg = null; 3850 try { 3851 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3852 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3853 + scannedPkg.packageName); 3854 return PackageManager.SIGNATURE_MATCH; 3855 } 3856 } catch (CertificateException e) { 3857 msg = e.getMessage(); 3858 } 3859 3860 logCriticalInfo(Log.INFO, 3861 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3862 return PackageManager.SIGNATURE_NO_MATCH; 3863 } 3864 3865 @Override 3866 public String[] getPackagesForUid(int uid) { 3867 uid = UserHandle.getAppId(uid); 3868 // reader 3869 synchronized (mPackages) { 3870 Object obj = mSettings.getUserIdLPr(uid); 3871 if (obj instanceof SharedUserSetting) { 3872 final SharedUserSetting sus = (SharedUserSetting) obj; 3873 final int N = sus.packages.size(); 3874 final String[] res = new String[N]; 3875 final Iterator<PackageSetting> it = sus.packages.iterator(); 3876 int i = 0; 3877 while (it.hasNext()) { 3878 res[i++] = it.next().name; 3879 } 3880 return res; 3881 } else if (obj instanceof PackageSetting) { 3882 final PackageSetting ps = (PackageSetting) obj; 3883 return new String[] { ps.name }; 3884 } 3885 } 3886 return null; 3887 } 3888 3889 @Override 3890 public String getNameForUid(int uid) { 3891 // reader 3892 synchronized (mPackages) { 3893 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3894 if (obj instanceof SharedUserSetting) { 3895 final SharedUserSetting sus = (SharedUserSetting) obj; 3896 return sus.name + ":" + sus.userId; 3897 } else if (obj instanceof PackageSetting) { 3898 final PackageSetting ps = (PackageSetting) obj; 3899 return ps.name; 3900 } 3901 } 3902 return null; 3903 } 3904 3905 @Override 3906 public int getUidForSharedUser(String sharedUserName) { 3907 if(sharedUserName == null) { 3908 return -1; 3909 } 3910 // reader 3911 synchronized (mPackages) { 3912 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3913 if (suid == null) { 3914 return -1; 3915 } 3916 return suid.userId; 3917 } 3918 } 3919 3920 @Override 3921 public int getFlagsForUid(int uid) { 3922 synchronized (mPackages) { 3923 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3924 if (obj instanceof SharedUserSetting) { 3925 final SharedUserSetting sus = (SharedUserSetting) obj; 3926 return sus.pkgFlags; 3927 } else if (obj instanceof PackageSetting) { 3928 final PackageSetting ps = (PackageSetting) obj; 3929 return ps.pkgFlags; 3930 } 3931 } 3932 return 0; 3933 } 3934 3935 @Override 3936 public int getPrivateFlagsForUid(int uid) { 3937 synchronized (mPackages) { 3938 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3939 if (obj instanceof SharedUserSetting) { 3940 final SharedUserSetting sus = (SharedUserSetting) obj; 3941 return sus.pkgPrivateFlags; 3942 } else if (obj instanceof PackageSetting) { 3943 final PackageSetting ps = (PackageSetting) obj; 3944 return ps.pkgPrivateFlags; 3945 } 3946 } 3947 return 0; 3948 } 3949 3950 @Override 3951 public boolean isUidPrivileged(int uid) { 3952 uid = UserHandle.getAppId(uid); 3953 // reader 3954 synchronized (mPackages) { 3955 Object obj = mSettings.getUserIdLPr(uid); 3956 if (obj instanceof SharedUserSetting) { 3957 final SharedUserSetting sus = (SharedUserSetting) obj; 3958 final Iterator<PackageSetting> it = sus.packages.iterator(); 3959 while (it.hasNext()) { 3960 if (it.next().isPrivileged()) { 3961 return true; 3962 } 3963 } 3964 } else if (obj instanceof PackageSetting) { 3965 final PackageSetting ps = (PackageSetting) obj; 3966 return ps.isPrivileged(); 3967 } 3968 } 3969 return false; 3970 } 3971 3972 @Override 3973 public String[] getAppOpPermissionPackages(String permissionName) { 3974 synchronized (mPackages) { 3975 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3976 if (pkgs == null) { 3977 return null; 3978 } 3979 return pkgs.toArray(new String[pkgs.size()]); 3980 } 3981 } 3982 3983 @Override 3984 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3985 int flags, int userId) { 3986 if (!sUserManager.exists(userId)) return null; 3987 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3988 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3989 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3990 } 3991 3992 @Override 3993 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3994 IntentFilter filter, int match, ComponentName activity) { 3995 final int userId = UserHandle.getCallingUserId(); 3996 if (DEBUG_PREFERRED) { 3997 Log.v(TAG, "setLastChosenActivity intent=" + intent 3998 + " resolvedType=" + resolvedType 3999 + " flags=" + flags 4000 + " filter=" + filter 4001 + " match=" + match 4002 + " activity=" + activity); 4003 filter.dump(new PrintStreamPrinter(System.out), " "); 4004 } 4005 intent.setComponent(null); 4006 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4007 // Find any earlier preferred or last chosen entries and nuke them 4008 findPreferredActivity(intent, resolvedType, 4009 flags, query, 0, false, true, false, userId); 4010 // Add the new activity as the last chosen for this filter 4011 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4012 "Setting last chosen"); 4013 } 4014 4015 @Override 4016 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4017 final int userId = UserHandle.getCallingUserId(); 4018 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4019 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4020 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4021 false, false, false, userId); 4022 } 4023 4024 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4025 int flags, List<ResolveInfo> query, int userId) { 4026 if (query != null) { 4027 final int N = query.size(); 4028 if (N == 1) { 4029 return query.get(0); 4030 } else if (N > 1) { 4031 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4032 // If there is more than one activity with the same priority, 4033 // then let the user decide between them. 4034 ResolveInfo r0 = query.get(0); 4035 ResolveInfo r1 = query.get(1); 4036 if (DEBUG_INTENT_MATCHING || debug) { 4037 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4038 + r1.activityInfo.name + "=" + r1.priority); 4039 } 4040 // If the first activity has a higher priority, or a different 4041 // default, then it is always desireable to pick it. 4042 if (r0.priority != r1.priority 4043 || r0.preferredOrder != r1.preferredOrder 4044 || r0.isDefault != r1.isDefault) { 4045 return query.get(0); 4046 } 4047 // If we have saved a preference for a preferred activity for 4048 // this Intent, use that. 4049 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4050 flags, query, r0.priority, true, false, debug, userId); 4051 if (ri != null) { 4052 return ri; 4053 } 4054 if (userId != 0) { 4055 ri = new ResolveInfo(mResolveInfo); 4056 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4057 ri.activityInfo.applicationInfo = new ApplicationInfo( 4058 ri.activityInfo.applicationInfo); 4059 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4060 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4061 return ri; 4062 } 4063 return mResolveInfo; 4064 } 4065 } 4066 return null; 4067 } 4068 4069 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4070 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4071 final int N = query.size(); 4072 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4073 .get(userId); 4074 // Get the list of persistent preferred activities that handle the intent 4075 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4076 List<PersistentPreferredActivity> pprefs = ppir != null 4077 ? ppir.queryIntent(intent, resolvedType, 4078 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4079 : null; 4080 if (pprefs != null && pprefs.size() > 0) { 4081 final int M = pprefs.size(); 4082 for (int i=0; i<M; i++) { 4083 final PersistentPreferredActivity ppa = pprefs.get(i); 4084 if (DEBUG_PREFERRED || debug) { 4085 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4086 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4087 + "\n component=" + ppa.mComponent); 4088 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4089 } 4090 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4091 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4092 if (DEBUG_PREFERRED || debug) { 4093 Slog.v(TAG, "Found persistent preferred activity:"); 4094 if (ai != null) { 4095 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4096 } else { 4097 Slog.v(TAG, " null"); 4098 } 4099 } 4100 if (ai == null) { 4101 // This previously registered persistent preferred activity 4102 // component is no longer known. Ignore it and do NOT remove it. 4103 continue; 4104 } 4105 for (int j=0; j<N; j++) { 4106 final ResolveInfo ri = query.get(j); 4107 if (!ri.activityInfo.applicationInfo.packageName 4108 .equals(ai.applicationInfo.packageName)) { 4109 continue; 4110 } 4111 if (!ri.activityInfo.name.equals(ai.name)) { 4112 continue; 4113 } 4114 // Found a persistent preference that can handle the intent. 4115 if (DEBUG_PREFERRED || debug) { 4116 Slog.v(TAG, "Returning persistent preferred activity: " + 4117 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4118 } 4119 return ri; 4120 } 4121 } 4122 } 4123 return null; 4124 } 4125 4126 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4127 List<ResolveInfo> query, int priority, boolean always, 4128 boolean removeMatches, boolean debug, int userId) { 4129 if (!sUserManager.exists(userId)) return null; 4130 // writer 4131 synchronized (mPackages) { 4132 if (intent.getSelector() != null) { 4133 intent = intent.getSelector(); 4134 } 4135 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4136 4137 // Try to find a matching persistent preferred activity. 4138 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4139 debug, userId); 4140 4141 // If a persistent preferred activity matched, use it. 4142 if (pri != null) { 4143 return pri; 4144 } 4145 4146 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4147 // Get the list of preferred activities that handle the intent 4148 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4149 List<PreferredActivity> prefs = pir != null 4150 ? pir.queryIntent(intent, resolvedType, 4151 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4152 : null; 4153 if (prefs != null && prefs.size() > 0) { 4154 boolean changed = false; 4155 try { 4156 // First figure out how good the original match set is. 4157 // We will only allow preferred activities that came 4158 // from the same match quality. 4159 int match = 0; 4160 4161 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4162 4163 final int N = query.size(); 4164 for (int j=0; j<N; j++) { 4165 final ResolveInfo ri = query.get(j); 4166 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4167 + ": 0x" + Integer.toHexString(match)); 4168 if (ri.match > match) { 4169 match = ri.match; 4170 } 4171 } 4172 4173 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4174 + Integer.toHexString(match)); 4175 4176 match &= IntentFilter.MATCH_CATEGORY_MASK; 4177 final int M = prefs.size(); 4178 for (int i=0; i<M; i++) { 4179 final PreferredActivity pa = prefs.get(i); 4180 if (DEBUG_PREFERRED || debug) { 4181 Slog.v(TAG, "Checking PreferredActivity ds=" 4182 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4183 + "\n component=" + pa.mPref.mComponent); 4184 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4185 } 4186 if (pa.mPref.mMatch != match) { 4187 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4188 + Integer.toHexString(pa.mPref.mMatch)); 4189 continue; 4190 } 4191 // If it's not an "always" type preferred activity and that's what we're 4192 // looking for, skip it. 4193 if (always && !pa.mPref.mAlways) { 4194 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4195 continue; 4196 } 4197 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4198 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4199 if (DEBUG_PREFERRED || debug) { 4200 Slog.v(TAG, "Found preferred activity:"); 4201 if (ai != null) { 4202 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4203 } else { 4204 Slog.v(TAG, " null"); 4205 } 4206 } 4207 if (ai == null) { 4208 // This previously registered preferred activity 4209 // component is no longer known. Most likely an update 4210 // to the app was installed and in the new version this 4211 // component no longer exists. Clean it up by removing 4212 // it from the preferred activities list, and skip it. 4213 Slog.w(TAG, "Removing dangling preferred activity: " 4214 + pa.mPref.mComponent); 4215 pir.removeFilter(pa); 4216 changed = true; 4217 continue; 4218 } 4219 for (int j=0; j<N; j++) { 4220 final ResolveInfo ri = query.get(j); 4221 if (!ri.activityInfo.applicationInfo.packageName 4222 .equals(ai.applicationInfo.packageName)) { 4223 continue; 4224 } 4225 if (!ri.activityInfo.name.equals(ai.name)) { 4226 continue; 4227 } 4228 4229 if (removeMatches) { 4230 pir.removeFilter(pa); 4231 changed = true; 4232 if (DEBUG_PREFERRED) { 4233 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4234 } 4235 break; 4236 } 4237 4238 // Okay we found a previously set preferred or last chosen app. 4239 // If the result set is different from when this 4240 // was created, we need to clear it and re-ask the 4241 // user their preference, if we're looking for an "always" type entry. 4242 if (always && !pa.mPref.sameSet(query)) { 4243 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4244 + intent + " type " + resolvedType); 4245 if (DEBUG_PREFERRED) { 4246 Slog.v(TAG, "Removing preferred activity since set changed " 4247 + pa.mPref.mComponent); 4248 } 4249 pir.removeFilter(pa); 4250 // Re-add the filter as a "last chosen" entry (!always) 4251 PreferredActivity lastChosen = new PreferredActivity( 4252 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4253 pir.addFilter(lastChosen); 4254 changed = true; 4255 return null; 4256 } 4257 4258 // Yay! Either the set matched or we're looking for the last chosen 4259 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4260 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4261 return ri; 4262 } 4263 } 4264 } finally { 4265 if (changed) { 4266 if (DEBUG_PREFERRED) { 4267 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4268 } 4269 scheduleWritePackageRestrictionsLocked(userId); 4270 } 4271 } 4272 } 4273 } 4274 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4275 return null; 4276 } 4277 4278 /* 4279 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4280 */ 4281 @Override 4282 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4283 int targetUserId) { 4284 mContext.enforceCallingOrSelfPermission( 4285 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4286 List<CrossProfileIntentFilter> matches = 4287 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4288 if (matches != null) { 4289 int size = matches.size(); 4290 for (int i = 0; i < size; i++) { 4291 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4292 } 4293 } 4294 if (hasWebURI(intent)) { 4295 // cross-profile app linking works only towards the parent. 4296 final UserInfo parent = getProfileParent(sourceUserId); 4297 synchronized(mPackages) { 4298 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4299 parent.id) != null; 4300 } 4301 } 4302 return false; 4303 } 4304 4305 private UserInfo getProfileParent(int userId) { 4306 final long identity = Binder.clearCallingIdentity(); 4307 try { 4308 return sUserManager.getProfileParent(userId); 4309 } finally { 4310 Binder.restoreCallingIdentity(identity); 4311 } 4312 } 4313 4314 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4315 String resolvedType, int userId) { 4316 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4317 if (resolver != null) { 4318 return resolver.queryIntent(intent, resolvedType, false, userId); 4319 } 4320 return null; 4321 } 4322 4323 @Override 4324 public List<ResolveInfo> queryIntentActivities(Intent intent, 4325 String resolvedType, int flags, int userId) { 4326 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4327 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4328 ComponentName comp = intent.getComponent(); 4329 if (comp == null) { 4330 if (intent.getSelector() != null) { 4331 intent = intent.getSelector(); 4332 comp = intent.getComponent(); 4333 } 4334 } 4335 4336 if (comp != null) { 4337 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4338 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4339 if (ai != null) { 4340 final ResolveInfo ri = new ResolveInfo(); 4341 ri.activityInfo = ai; 4342 list.add(ri); 4343 } 4344 return list; 4345 } 4346 4347 // reader 4348 synchronized (mPackages) { 4349 final String pkgName = intent.getPackage(); 4350 if (pkgName == null) { 4351 List<CrossProfileIntentFilter> matchingFilters = 4352 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4353 // Check for results that need to skip the current profile. 4354 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4355 resolvedType, flags, userId); 4356 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4357 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4358 result.add(xpResolveInfo); 4359 return filterIfNotPrimaryUser(result, userId); 4360 } 4361 4362 // Check for results in the current profile. 4363 List<ResolveInfo> result = mActivities.queryIntent( 4364 intent, resolvedType, flags, userId); 4365 4366 // Check for cross profile results. 4367 xpResolveInfo = queryCrossProfileIntents( 4368 matchingFilters, intent, resolvedType, flags, userId); 4369 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4370 result.add(xpResolveInfo); 4371 Collections.sort(result, mResolvePrioritySorter); 4372 } 4373 result = filterIfNotPrimaryUser(result, userId); 4374 if (hasWebURI(intent)) { 4375 CrossProfileDomainInfo xpDomainInfo = null; 4376 final UserInfo parent = getProfileParent(userId); 4377 if (parent != null) { 4378 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4379 flags, userId, parent.id); 4380 } 4381 if (xpDomainInfo != null) { 4382 if (xpResolveInfo != null) { 4383 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4384 // in the result. 4385 result.remove(xpResolveInfo); 4386 } 4387 if (result.size() == 0) { 4388 result.add(xpDomainInfo.resolveInfo); 4389 return result; 4390 } 4391 } else if (result.size() <= 1) { 4392 return result; 4393 } 4394 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4395 xpDomainInfo); 4396 Collections.sort(result, mResolvePrioritySorter); 4397 } 4398 return result; 4399 } 4400 final PackageParser.Package pkg = mPackages.get(pkgName); 4401 if (pkg != null) { 4402 return filterIfNotPrimaryUser( 4403 mActivities.queryIntentForPackage( 4404 intent, resolvedType, flags, pkg.activities, userId), 4405 userId); 4406 } 4407 return new ArrayList<ResolveInfo>(); 4408 } 4409 } 4410 4411 private static class CrossProfileDomainInfo { 4412 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4413 ResolveInfo resolveInfo; 4414 /* Best domain verification status of the activities found in the other profile */ 4415 int bestDomainVerificationStatus; 4416 } 4417 4418 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4419 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4420 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4421 sourceUserId)) { 4422 return null; 4423 } 4424 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4425 resolvedType, flags, parentUserId); 4426 4427 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4428 return null; 4429 } 4430 CrossProfileDomainInfo result = null; 4431 int size = resultTargetUser.size(); 4432 for (int i = 0; i < size; i++) { 4433 ResolveInfo riTargetUser = resultTargetUser.get(i); 4434 // Intent filter verification is only for filters that specify a host. So don't return 4435 // those that handle all web uris. 4436 if (riTargetUser.handleAllWebDataURI) { 4437 continue; 4438 } 4439 String packageName = riTargetUser.activityInfo.packageName; 4440 PackageSetting ps = mSettings.mPackages.get(packageName); 4441 if (ps == null) { 4442 continue; 4443 } 4444 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4445 if (result == null) { 4446 result = new CrossProfileDomainInfo(); 4447 result.resolveInfo = 4448 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4449 result.bestDomainVerificationStatus = status; 4450 } else { 4451 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4452 result.bestDomainVerificationStatus); 4453 } 4454 } 4455 return result; 4456 } 4457 4458 /** 4459 * Verification statuses are ordered from the worse to the best, except for 4460 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4461 */ 4462 private int bestDomainVerificationStatus(int status1, int status2) { 4463 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4464 return status2; 4465 } 4466 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4467 return status1; 4468 } 4469 return (int) MathUtils.max(status1, status2); 4470 } 4471 4472 private boolean isUserEnabled(int userId) { 4473 long callingId = Binder.clearCallingIdentity(); 4474 try { 4475 UserInfo userInfo = sUserManager.getUserInfo(userId); 4476 return userInfo != null && userInfo.isEnabled(); 4477 } finally { 4478 Binder.restoreCallingIdentity(callingId); 4479 } 4480 } 4481 4482 /** 4483 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4484 * 4485 * @return filtered list 4486 */ 4487 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4488 if (userId == UserHandle.USER_OWNER) { 4489 return resolveInfos; 4490 } 4491 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4492 ResolveInfo info = resolveInfos.get(i); 4493 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4494 resolveInfos.remove(i); 4495 } 4496 } 4497 return resolveInfos; 4498 } 4499 4500 private static boolean hasWebURI(Intent intent) { 4501 if (intent.getData() == null) { 4502 return false; 4503 } 4504 final String scheme = intent.getScheme(); 4505 if (TextUtils.isEmpty(scheme)) { 4506 return false; 4507 } 4508 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4509 } 4510 4511 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4512 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4513 if (DEBUG_PREFERRED) { 4514 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4515 candidates.size()); 4516 } 4517 4518 final int userId = UserHandle.getCallingUserId(); 4519 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4520 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4521 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4522 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4523 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4524 4525 synchronized (mPackages) { 4526 final int count = candidates.size(); 4527 // First, try to use the domain preferred app. Partition the candidates into four lists: 4528 // one for the final results, one for the "do not use ever", one for "undefined status" 4529 // and finally one for "Browser App type". 4530 for (int n=0; n<count; n++) { 4531 ResolveInfo info = candidates.get(n); 4532 String packageName = info.activityInfo.packageName; 4533 PackageSetting ps = mSettings.mPackages.get(packageName); 4534 if (ps != null) { 4535 // Add to the special match all list (Browser use case) 4536 if (info.handleAllWebDataURI) { 4537 matchAllList.add(info); 4538 continue; 4539 } 4540 // Try to get the status from User settings first 4541 int status = getDomainVerificationStatusLPr(ps, userId); 4542 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4543 alwaysList.add(info); 4544 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4545 neverList.add(info); 4546 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4547 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4548 undefinedList.add(info); 4549 } 4550 } 4551 } 4552 // First try to add the "always" resolution for the current user if there is any 4553 if (alwaysList.size() > 0) { 4554 result.addAll(alwaysList); 4555 // if there is an "always" for the parent user, add it. 4556 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4557 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4558 result.add(xpDomainInfo.resolveInfo); 4559 } else { 4560 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4561 result.addAll(undefinedList); 4562 if (xpDomainInfo != null && ( 4563 xpDomainInfo.bestDomainVerificationStatus 4564 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4565 || xpDomainInfo.bestDomainVerificationStatus 4566 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4567 result.add(xpDomainInfo.resolveInfo); 4568 } 4569 // Also add Browsers (all of them or only the default one) 4570 if ((flags & MATCH_ALL) != 0) { 4571 result.addAll(matchAllList); 4572 } else { 4573 // Try to add the Default Browser if we can 4574 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4575 UserHandle.myUserId()); 4576 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4577 boolean defaultBrowserFound = false; 4578 final int browserCount = matchAllList.size(); 4579 for (int n=0; n<browserCount; n++) { 4580 ResolveInfo browser = matchAllList.get(n); 4581 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4582 result.add(browser); 4583 defaultBrowserFound = true; 4584 break; 4585 } 4586 } 4587 if (!defaultBrowserFound) { 4588 result.addAll(matchAllList); 4589 } 4590 } else { 4591 result.addAll(matchAllList); 4592 } 4593 } 4594 4595 // If there is nothing selected, add all candidates and remove the ones that the User 4596 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4597 if (result.size() == 0) { 4598 result.addAll(candidates); 4599 result.removeAll(neverList); 4600 } 4601 } 4602 } 4603 if (DEBUG_PREFERRED) { 4604 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4605 result.size()); 4606 } 4607 return result; 4608 } 4609 4610 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4611 int status = ps.getDomainVerificationStatusForUser(userId); 4612 // if none available, get the master status 4613 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4614 if (ps.getIntentFilterVerificationInfo() != null) { 4615 status = ps.getIntentFilterVerificationInfo().getStatus(); 4616 } 4617 } 4618 return status; 4619 } 4620 4621 private ResolveInfo querySkipCurrentProfileIntents( 4622 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4623 int flags, int sourceUserId) { 4624 if (matchingFilters != null) { 4625 int size = matchingFilters.size(); 4626 for (int i = 0; i < size; i ++) { 4627 CrossProfileIntentFilter filter = matchingFilters.get(i); 4628 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4629 // Checking if there are activities in the target user that can handle the 4630 // intent. 4631 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4632 flags, sourceUserId); 4633 if (resolveInfo != null) { 4634 return resolveInfo; 4635 } 4636 } 4637 } 4638 } 4639 return null; 4640 } 4641 4642 // Return matching ResolveInfo if any for skip current profile intent filters. 4643 private ResolveInfo queryCrossProfileIntents( 4644 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4645 int flags, int sourceUserId) { 4646 if (matchingFilters != null) { 4647 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4648 // match the same intent. For performance reasons, it is better not to 4649 // run queryIntent twice for the same userId 4650 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4651 int size = matchingFilters.size(); 4652 for (int i = 0; i < size; i++) { 4653 CrossProfileIntentFilter filter = matchingFilters.get(i); 4654 int targetUserId = filter.getTargetUserId(); 4655 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4656 && !alreadyTriedUserIds.get(targetUserId)) { 4657 // Checking if there are activities in the target user that can handle the 4658 // intent. 4659 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4660 flags, sourceUserId); 4661 if (resolveInfo != null) return resolveInfo; 4662 alreadyTriedUserIds.put(targetUserId, true); 4663 } 4664 } 4665 } 4666 return null; 4667 } 4668 4669 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4670 String resolvedType, int flags, int sourceUserId) { 4671 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4672 resolvedType, flags, filter.getTargetUserId()); 4673 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4674 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4675 } 4676 return null; 4677 } 4678 4679 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4680 int sourceUserId, int targetUserId) { 4681 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4682 String className; 4683 if (targetUserId == UserHandle.USER_OWNER) { 4684 className = FORWARD_INTENT_TO_USER_OWNER; 4685 } else { 4686 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4687 } 4688 ComponentName forwardingActivityComponentName = new ComponentName( 4689 mAndroidApplication.packageName, className); 4690 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4691 sourceUserId); 4692 if (targetUserId == UserHandle.USER_OWNER) { 4693 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4694 forwardingResolveInfo.noResourceId = true; 4695 } 4696 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4697 forwardingResolveInfo.priority = 0; 4698 forwardingResolveInfo.preferredOrder = 0; 4699 forwardingResolveInfo.match = 0; 4700 forwardingResolveInfo.isDefault = true; 4701 forwardingResolveInfo.filter = filter; 4702 forwardingResolveInfo.targetUserId = targetUserId; 4703 return forwardingResolveInfo; 4704 } 4705 4706 @Override 4707 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4708 Intent[] specifics, String[] specificTypes, Intent intent, 4709 String resolvedType, int flags, int userId) { 4710 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4711 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4712 false, "query intent activity options"); 4713 final String resultsAction = intent.getAction(); 4714 4715 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4716 | PackageManager.GET_RESOLVED_FILTER, userId); 4717 4718 if (DEBUG_INTENT_MATCHING) { 4719 Log.v(TAG, "Query " + intent + ": " + results); 4720 } 4721 4722 int specificsPos = 0; 4723 int N; 4724 4725 // todo: note that the algorithm used here is O(N^2). This 4726 // isn't a problem in our current environment, but if we start running 4727 // into situations where we have more than 5 or 10 matches then this 4728 // should probably be changed to something smarter... 4729 4730 // First we go through and resolve each of the specific items 4731 // that were supplied, taking care of removing any corresponding 4732 // duplicate items in the generic resolve list. 4733 if (specifics != null) { 4734 for (int i=0; i<specifics.length; i++) { 4735 final Intent sintent = specifics[i]; 4736 if (sintent == null) { 4737 continue; 4738 } 4739 4740 if (DEBUG_INTENT_MATCHING) { 4741 Log.v(TAG, "Specific #" + i + ": " + sintent); 4742 } 4743 4744 String action = sintent.getAction(); 4745 if (resultsAction != null && resultsAction.equals(action)) { 4746 // If this action was explicitly requested, then don't 4747 // remove things that have it. 4748 action = null; 4749 } 4750 4751 ResolveInfo ri = null; 4752 ActivityInfo ai = null; 4753 4754 ComponentName comp = sintent.getComponent(); 4755 if (comp == null) { 4756 ri = resolveIntent( 4757 sintent, 4758 specificTypes != null ? specificTypes[i] : null, 4759 flags, userId); 4760 if (ri == null) { 4761 continue; 4762 } 4763 if (ri == mResolveInfo) { 4764 // ACK! Must do something better with this. 4765 } 4766 ai = ri.activityInfo; 4767 comp = new ComponentName(ai.applicationInfo.packageName, 4768 ai.name); 4769 } else { 4770 ai = getActivityInfo(comp, flags, userId); 4771 if (ai == null) { 4772 continue; 4773 } 4774 } 4775 4776 // Look for any generic query activities that are duplicates 4777 // of this specific one, and remove them from the results. 4778 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4779 N = results.size(); 4780 int j; 4781 for (j=specificsPos; j<N; j++) { 4782 ResolveInfo sri = results.get(j); 4783 if ((sri.activityInfo.name.equals(comp.getClassName()) 4784 && sri.activityInfo.applicationInfo.packageName.equals( 4785 comp.getPackageName())) 4786 || (action != null && sri.filter.matchAction(action))) { 4787 results.remove(j); 4788 if (DEBUG_INTENT_MATCHING) Log.v( 4789 TAG, "Removing duplicate item from " + j 4790 + " due to specific " + specificsPos); 4791 if (ri == null) { 4792 ri = sri; 4793 } 4794 j--; 4795 N--; 4796 } 4797 } 4798 4799 // Add this specific item to its proper place. 4800 if (ri == null) { 4801 ri = new ResolveInfo(); 4802 ri.activityInfo = ai; 4803 } 4804 results.add(specificsPos, ri); 4805 ri.specificIndex = i; 4806 specificsPos++; 4807 } 4808 } 4809 4810 // Now we go through the remaining generic results and remove any 4811 // duplicate actions that are found here. 4812 N = results.size(); 4813 for (int i=specificsPos; i<N-1; i++) { 4814 final ResolveInfo rii = results.get(i); 4815 if (rii.filter == null) { 4816 continue; 4817 } 4818 4819 // Iterate over all of the actions of this result's intent 4820 // filter... typically this should be just one. 4821 final Iterator<String> it = rii.filter.actionsIterator(); 4822 if (it == null) { 4823 continue; 4824 } 4825 while (it.hasNext()) { 4826 final String action = it.next(); 4827 if (resultsAction != null && resultsAction.equals(action)) { 4828 // If this action was explicitly requested, then don't 4829 // remove things that have it. 4830 continue; 4831 } 4832 for (int j=i+1; j<N; j++) { 4833 final ResolveInfo rij = results.get(j); 4834 if (rij.filter != null && rij.filter.hasAction(action)) { 4835 results.remove(j); 4836 if (DEBUG_INTENT_MATCHING) Log.v( 4837 TAG, "Removing duplicate item from " + j 4838 + " due to action " + action + " at " + i); 4839 j--; 4840 N--; 4841 } 4842 } 4843 } 4844 4845 // If the caller didn't request filter information, drop it now 4846 // so we don't have to marshall/unmarshall it. 4847 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4848 rii.filter = null; 4849 } 4850 } 4851 4852 // Filter out the caller activity if so requested. 4853 if (caller != null) { 4854 N = results.size(); 4855 for (int i=0; i<N; i++) { 4856 ActivityInfo ainfo = results.get(i).activityInfo; 4857 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4858 && caller.getClassName().equals(ainfo.name)) { 4859 results.remove(i); 4860 break; 4861 } 4862 } 4863 } 4864 4865 // If the caller didn't request filter information, 4866 // drop them now so we don't have to 4867 // marshall/unmarshall it. 4868 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4869 N = results.size(); 4870 for (int i=0; i<N; i++) { 4871 results.get(i).filter = null; 4872 } 4873 } 4874 4875 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4876 return results; 4877 } 4878 4879 @Override 4880 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4881 int userId) { 4882 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4883 ComponentName comp = intent.getComponent(); 4884 if (comp == null) { 4885 if (intent.getSelector() != null) { 4886 intent = intent.getSelector(); 4887 comp = intent.getComponent(); 4888 } 4889 } 4890 if (comp != null) { 4891 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4892 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4893 if (ai != null) { 4894 ResolveInfo ri = new ResolveInfo(); 4895 ri.activityInfo = ai; 4896 list.add(ri); 4897 } 4898 return list; 4899 } 4900 4901 // reader 4902 synchronized (mPackages) { 4903 String pkgName = intent.getPackage(); 4904 if (pkgName == null) { 4905 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4906 } 4907 final PackageParser.Package pkg = mPackages.get(pkgName); 4908 if (pkg != null) { 4909 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4910 userId); 4911 } 4912 return null; 4913 } 4914 } 4915 4916 @Override 4917 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4918 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4919 if (!sUserManager.exists(userId)) return null; 4920 if (query != null) { 4921 if (query.size() >= 1) { 4922 // If there is more than one service with the same priority, 4923 // just arbitrarily pick the first one. 4924 return query.get(0); 4925 } 4926 } 4927 return null; 4928 } 4929 4930 @Override 4931 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4932 int userId) { 4933 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4934 ComponentName comp = intent.getComponent(); 4935 if (comp == null) { 4936 if (intent.getSelector() != null) { 4937 intent = intent.getSelector(); 4938 comp = intent.getComponent(); 4939 } 4940 } 4941 if (comp != null) { 4942 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4943 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4944 if (si != null) { 4945 final ResolveInfo ri = new ResolveInfo(); 4946 ri.serviceInfo = si; 4947 list.add(ri); 4948 } 4949 return list; 4950 } 4951 4952 // reader 4953 synchronized (mPackages) { 4954 String pkgName = intent.getPackage(); 4955 if (pkgName == null) { 4956 return mServices.queryIntent(intent, resolvedType, flags, userId); 4957 } 4958 final PackageParser.Package pkg = mPackages.get(pkgName); 4959 if (pkg != null) { 4960 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4961 userId); 4962 } 4963 return null; 4964 } 4965 } 4966 4967 @Override 4968 public List<ResolveInfo> queryIntentContentProviders( 4969 Intent intent, String resolvedType, int flags, int userId) { 4970 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4971 ComponentName comp = intent.getComponent(); 4972 if (comp == null) { 4973 if (intent.getSelector() != null) { 4974 intent = intent.getSelector(); 4975 comp = intent.getComponent(); 4976 } 4977 } 4978 if (comp != null) { 4979 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4980 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4981 if (pi != null) { 4982 final ResolveInfo ri = new ResolveInfo(); 4983 ri.providerInfo = pi; 4984 list.add(ri); 4985 } 4986 return list; 4987 } 4988 4989 // reader 4990 synchronized (mPackages) { 4991 String pkgName = intent.getPackage(); 4992 if (pkgName == null) { 4993 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4994 } 4995 final PackageParser.Package pkg = mPackages.get(pkgName); 4996 if (pkg != null) { 4997 return mProviders.queryIntentForPackage( 4998 intent, resolvedType, flags, pkg.providers, userId); 4999 } 5000 return null; 5001 } 5002 } 5003 5004 @Override 5005 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5006 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5007 5008 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5009 5010 // writer 5011 synchronized (mPackages) { 5012 ArrayList<PackageInfo> list; 5013 if (listUninstalled) { 5014 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5015 for (PackageSetting ps : mSettings.mPackages.values()) { 5016 PackageInfo pi; 5017 if (ps.pkg != null) { 5018 pi = generatePackageInfo(ps.pkg, flags, userId); 5019 } else { 5020 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5021 } 5022 if (pi != null) { 5023 list.add(pi); 5024 } 5025 } 5026 } else { 5027 list = new ArrayList<PackageInfo>(mPackages.size()); 5028 for (PackageParser.Package p : mPackages.values()) { 5029 PackageInfo pi = generatePackageInfo(p, flags, userId); 5030 if (pi != null) { 5031 list.add(pi); 5032 } 5033 } 5034 } 5035 5036 return new ParceledListSlice<PackageInfo>(list); 5037 } 5038 } 5039 5040 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5041 String[] permissions, boolean[] tmp, int flags, int userId) { 5042 int numMatch = 0; 5043 final PermissionsState permissionsState = ps.getPermissionsState(); 5044 for (int i=0; i<permissions.length; i++) { 5045 final String permission = permissions[i]; 5046 if (permissionsState.hasPermission(permission, userId)) { 5047 tmp[i] = true; 5048 numMatch++; 5049 } else { 5050 tmp[i] = false; 5051 } 5052 } 5053 if (numMatch == 0) { 5054 return; 5055 } 5056 PackageInfo pi; 5057 if (ps.pkg != null) { 5058 pi = generatePackageInfo(ps.pkg, flags, userId); 5059 } else { 5060 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5061 } 5062 // The above might return null in cases of uninstalled apps or install-state 5063 // skew across users/profiles. 5064 if (pi != null) { 5065 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5066 if (numMatch == permissions.length) { 5067 pi.requestedPermissions = permissions; 5068 } else { 5069 pi.requestedPermissions = new String[numMatch]; 5070 numMatch = 0; 5071 for (int i=0; i<permissions.length; i++) { 5072 if (tmp[i]) { 5073 pi.requestedPermissions[numMatch] = permissions[i]; 5074 numMatch++; 5075 } 5076 } 5077 } 5078 } 5079 list.add(pi); 5080 } 5081 } 5082 5083 @Override 5084 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5085 String[] permissions, int flags, int userId) { 5086 if (!sUserManager.exists(userId)) return null; 5087 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5088 5089 // writer 5090 synchronized (mPackages) { 5091 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5092 boolean[] tmpBools = new boolean[permissions.length]; 5093 if (listUninstalled) { 5094 for (PackageSetting ps : mSettings.mPackages.values()) { 5095 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5096 } 5097 } else { 5098 for (PackageParser.Package pkg : mPackages.values()) { 5099 PackageSetting ps = (PackageSetting)pkg.mExtras; 5100 if (ps != null) { 5101 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5102 userId); 5103 } 5104 } 5105 } 5106 5107 return new ParceledListSlice<PackageInfo>(list); 5108 } 5109 } 5110 5111 @Override 5112 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5113 if (!sUserManager.exists(userId)) return null; 5114 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5115 5116 // writer 5117 synchronized (mPackages) { 5118 ArrayList<ApplicationInfo> list; 5119 if (listUninstalled) { 5120 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5121 for (PackageSetting ps : mSettings.mPackages.values()) { 5122 ApplicationInfo ai; 5123 if (ps.pkg != null) { 5124 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5125 ps.readUserState(userId), userId); 5126 } else { 5127 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5128 } 5129 if (ai != null) { 5130 list.add(ai); 5131 } 5132 } 5133 } else { 5134 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5135 for (PackageParser.Package p : mPackages.values()) { 5136 if (p.mExtras != null) { 5137 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5138 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5139 if (ai != null) { 5140 list.add(ai); 5141 } 5142 } 5143 } 5144 } 5145 5146 return new ParceledListSlice<ApplicationInfo>(list); 5147 } 5148 } 5149 5150 public List<ApplicationInfo> getPersistentApplications(int flags) { 5151 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5152 5153 // reader 5154 synchronized (mPackages) { 5155 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5156 final int userId = UserHandle.getCallingUserId(); 5157 while (i.hasNext()) { 5158 final PackageParser.Package p = i.next(); 5159 if (p.applicationInfo != null 5160 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5161 && (!mSafeMode || isSystemApp(p))) { 5162 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5163 if (ps != null) { 5164 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5165 ps.readUserState(userId), userId); 5166 if (ai != null) { 5167 finalList.add(ai); 5168 } 5169 } 5170 } 5171 } 5172 } 5173 5174 return finalList; 5175 } 5176 5177 @Override 5178 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5179 if (!sUserManager.exists(userId)) return null; 5180 // reader 5181 synchronized (mPackages) { 5182 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5183 PackageSetting ps = provider != null 5184 ? mSettings.mPackages.get(provider.owner.packageName) 5185 : null; 5186 return ps != null 5187 && mSettings.isEnabledLPr(provider.info, flags, userId) 5188 && (!mSafeMode || (provider.info.applicationInfo.flags 5189 &ApplicationInfo.FLAG_SYSTEM) != 0) 5190 ? PackageParser.generateProviderInfo(provider, flags, 5191 ps.readUserState(userId), userId) 5192 : null; 5193 } 5194 } 5195 5196 /** 5197 * @deprecated 5198 */ 5199 @Deprecated 5200 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5201 // reader 5202 synchronized (mPackages) { 5203 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5204 .entrySet().iterator(); 5205 final int userId = UserHandle.getCallingUserId(); 5206 while (i.hasNext()) { 5207 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5208 PackageParser.Provider p = entry.getValue(); 5209 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5210 5211 if (ps != null && p.syncable 5212 && (!mSafeMode || (p.info.applicationInfo.flags 5213 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5214 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5215 ps.readUserState(userId), userId); 5216 if (info != null) { 5217 outNames.add(entry.getKey()); 5218 outInfo.add(info); 5219 } 5220 } 5221 } 5222 } 5223 } 5224 5225 @Override 5226 public List<ProviderInfo> queryContentProviders(String processName, 5227 int uid, int flags) { 5228 ArrayList<ProviderInfo> finalList = null; 5229 // reader 5230 synchronized (mPackages) { 5231 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5232 final int userId = processName != null ? 5233 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5234 while (i.hasNext()) { 5235 final PackageParser.Provider p = i.next(); 5236 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5237 if (ps != null && p.info.authority != null 5238 && (processName == null 5239 || (p.info.processName.equals(processName) 5240 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5241 && mSettings.isEnabledLPr(p.info, flags, userId) 5242 && (!mSafeMode 5243 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5244 if (finalList == null) { 5245 finalList = new ArrayList<ProviderInfo>(3); 5246 } 5247 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5248 ps.readUserState(userId), userId); 5249 if (info != null) { 5250 finalList.add(info); 5251 } 5252 } 5253 } 5254 } 5255 5256 if (finalList != null) { 5257 Collections.sort(finalList, mProviderInitOrderSorter); 5258 } 5259 5260 return finalList; 5261 } 5262 5263 @Override 5264 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5265 int flags) { 5266 // reader 5267 synchronized (mPackages) { 5268 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5269 return PackageParser.generateInstrumentationInfo(i, flags); 5270 } 5271 } 5272 5273 @Override 5274 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5275 int flags) { 5276 ArrayList<InstrumentationInfo> finalList = 5277 new ArrayList<InstrumentationInfo>(); 5278 5279 // reader 5280 synchronized (mPackages) { 5281 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5282 while (i.hasNext()) { 5283 final PackageParser.Instrumentation p = i.next(); 5284 if (targetPackage == null 5285 || targetPackage.equals(p.info.targetPackage)) { 5286 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5287 flags); 5288 if (ii != null) { 5289 finalList.add(ii); 5290 } 5291 } 5292 } 5293 } 5294 5295 return finalList; 5296 } 5297 5298 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5299 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5300 if (overlays == null) { 5301 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5302 return; 5303 } 5304 for (PackageParser.Package opkg : overlays.values()) { 5305 // Not much to do if idmap fails: we already logged the error 5306 // and we certainly don't want to abort installation of pkg simply 5307 // because an overlay didn't fit properly. For these reasons, 5308 // ignore the return value of createIdmapForPackagePairLI. 5309 createIdmapForPackagePairLI(pkg, opkg); 5310 } 5311 } 5312 5313 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5314 PackageParser.Package opkg) { 5315 if (!opkg.mTrustedOverlay) { 5316 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5317 opkg.baseCodePath + ": overlay not trusted"); 5318 return false; 5319 } 5320 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5321 if (overlaySet == null) { 5322 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5323 opkg.baseCodePath + " but target package has no known overlays"); 5324 return false; 5325 } 5326 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5327 // TODO: generate idmap for split APKs 5328 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5329 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5330 + opkg.baseCodePath); 5331 return false; 5332 } 5333 PackageParser.Package[] overlayArray = 5334 overlaySet.values().toArray(new PackageParser.Package[0]); 5335 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5336 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5337 return p1.mOverlayPriority - p2.mOverlayPriority; 5338 } 5339 }; 5340 Arrays.sort(overlayArray, cmp); 5341 5342 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5343 int i = 0; 5344 for (PackageParser.Package p : overlayArray) { 5345 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5346 } 5347 return true; 5348 } 5349 5350 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5351 final File[] files = dir.listFiles(); 5352 if (ArrayUtils.isEmpty(files)) { 5353 Log.d(TAG, "No files in app dir " + dir); 5354 return; 5355 } 5356 5357 if (DEBUG_PACKAGE_SCANNING) { 5358 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5359 + " flags=0x" + Integer.toHexString(parseFlags)); 5360 } 5361 5362 for (File file : files) { 5363 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5364 && !PackageInstallerService.isStageName(file.getName()); 5365 if (!isPackage) { 5366 // Ignore entries which are not packages 5367 continue; 5368 } 5369 try { 5370 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5371 scanFlags, currentTime, null); 5372 } catch (PackageManagerException e) { 5373 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5374 5375 // Delete invalid userdata apps 5376 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5377 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5378 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5379 if (file.isDirectory()) { 5380 mInstaller.rmPackageDir(file.getAbsolutePath()); 5381 } else { 5382 file.delete(); 5383 } 5384 } 5385 } 5386 } 5387 } 5388 5389 private static File getSettingsProblemFile() { 5390 File dataDir = Environment.getDataDirectory(); 5391 File systemDir = new File(dataDir, "system"); 5392 File fname = new File(systemDir, "uiderrors.txt"); 5393 return fname; 5394 } 5395 5396 static void reportSettingsProblem(int priority, String msg) { 5397 logCriticalInfo(priority, msg); 5398 } 5399 5400 static void logCriticalInfo(int priority, String msg) { 5401 Slog.println(priority, TAG, msg); 5402 EventLogTags.writePmCriticalInfo(msg); 5403 try { 5404 File fname = getSettingsProblemFile(); 5405 FileOutputStream out = new FileOutputStream(fname, true); 5406 PrintWriter pw = new FastPrintWriter(out); 5407 SimpleDateFormat formatter = new SimpleDateFormat(); 5408 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5409 pw.println(dateString + ": " + msg); 5410 pw.close(); 5411 FileUtils.setPermissions( 5412 fname.toString(), 5413 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5414 -1, -1); 5415 } catch (java.io.IOException e) { 5416 } 5417 } 5418 5419 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5420 PackageParser.Package pkg, File srcFile, int parseFlags) 5421 throws PackageManagerException { 5422 if (ps != null 5423 && ps.codePath.equals(srcFile) 5424 && ps.timeStamp == srcFile.lastModified() 5425 && !isCompatSignatureUpdateNeeded(pkg) 5426 && !isRecoverSignatureUpdateNeeded(pkg)) { 5427 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5428 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5429 ArraySet<PublicKey> signingKs; 5430 synchronized (mPackages) { 5431 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5432 } 5433 if (ps.signatures.mSignatures != null 5434 && ps.signatures.mSignatures.length != 0 5435 && signingKs != null) { 5436 // Optimization: reuse the existing cached certificates 5437 // if the package appears to be unchanged. 5438 pkg.mSignatures = ps.signatures.mSignatures; 5439 pkg.mSigningKeys = signingKs; 5440 return; 5441 } 5442 5443 Slog.w(TAG, "PackageSetting for " + ps.name 5444 + " is missing signatures. Collecting certs again to recover them."); 5445 } else { 5446 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5447 } 5448 5449 try { 5450 pp.collectCertificates(pkg, parseFlags); 5451 pp.collectManifestDigest(pkg); 5452 } catch (PackageParserException e) { 5453 throw PackageManagerException.from(e); 5454 } 5455 } 5456 5457 /* 5458 * Scan a package and return the newly parsed package. 5459 * Returns null in case of errors and the error code is stored in mLastScanError 5460 */ 5461 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5462 long currentTime, UserHandle user) throws PackageManagerException { 5463 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5464 parseFlags |= mDefParseFlags; 5465 PackageParser pp = new PackageParser(); 5466 pp.setSeparateProcesses(mSeparateProcesses); 5467 pp.setOnlyCoreApps(mOnlyCore); 5468 pp.setDisplayMetrics(mMetrics); 5469 5470 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5471 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5472 } 5473 5474 final PackageParser.Package pkg; 5475 try { 5476 pkg = pp.parsePackage(scanFile, parseFlags); 5477 } catch (PackageParserException e) { 5478 throw PackageManagerException.from(e); 5479 } 5480 5481 PackageSetting ps = null; 5482 PackageSetting updatedPkg; 5483 // reader 5484 synchronized (mPackages) { 5485 // Look to see if we already know about this package. 5486 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5487 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5488 // This package has been renamed to its original name. Let's 5489 // use that. 5490 ps = mSettings.peekPackageLPr(oldName); 5491 } 5492 // If there was no original package, see one for the real package name. 5493 if (ps == null) { 5494 ps = mSettings.peekPackageLPr(pkg.packageName); 5495 } 5496 // Check to see if this package could be hiding/updating a system 5497 // package. Must look for it either under the original or real 5498 // package name depending on our state. 5499 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5500 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5501 } 5502 boolean updatedPkgBetter = false; 5503 // First check if this is a system package that may involve an update 5504 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5505 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5506 // it needs to drop FLAG_PRIVILEGED. 5507 if (locationIsPrivileged(scanFile)) { 5508 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5509 } else { 5510 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5511 } 5512 5513 if (ps != null && !ps.codePath.equals(scanFile)) { 5514 // The path has changed from what was last scanned... check the 5515 // version of the new path against what we have stored to determine 5516 // what to do. 5517 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5518 if (pkg.mVersionCode <= ps.versionCode) { 5519 // The system package has been updated and the code path does not match 5520 // Ignore entry. Skip it. 5521 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5522 + " ignored: updated version " + ps.versionCode 5523 + " better than this " + pkg.mVersionCode); 5524 if (!updatedPkg.codePath.equals(scanFile)) { 5525 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5526 + ps.name + " changing from " + updatedPkg.codePathString 5527 + " to " + scanFile); 5528 updatedPkg.codePath = scanFile; 5529 updatedPkg.codePathString = scanFile.toString(); 5530 updatedPkg.resourcePath = scanFile; 5531 updatedPkg.resourcePathString = scanFile.toString(); 5532 } 5533 updatedPkg.pkg = pkg; 5534 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5535 } else { 5536 // The current app on the system partition is better than 5537 // what we have updated to on the data partition; switch 5538 // back to the system partition version. 5539 // At this point, its safely assumed that package installation for 5540 // apps in system partition will go through. If not there won't be a working 5541 // version of the app 5542 // writer 5543 synchronized (mPackages) { 5544 // Just remove the loaded entries from package lists. 5545 mPackages.remove(ps.name); 5546 } 5547 5548 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5549 + " reverting from " + ps.codePathString 5550 + ": new version " + pkg.mVersionCode 5551 + " better than installed " + ps.versionCode); 5552 5553 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5554 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5555 synchronized (mInstallLock) { 5556 args.cleanUpResourcesLI(); 5557 } 5558 synchronized (mPackages) { 5559 mSettings.enableSystemPackageLPw(ps.name); 5560 } 5561 updatedPkgBetter = true; 5562 } 5563 } 5564 } 5565 5566 if (updatedPkg != null) { 5567 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5568 // initially 5569 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5570 5571 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5572 // flag set initially 5573 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5574 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5575 } 5576 } 5577 5578 // Verify certificates against what was last scanned 5579 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5580 5581 /* 5582 * A new system app appeared, but we already had a non-system one of the 5583 * same name installed earlier. 5584 */ 5585 boolean shouldHideSystemApp = false; 5586 if (updatedPkg == null && ps != null 5587 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5588 /* 5589 * Check to make sure the signatures match first. If they don't, 5590 * wipe the installed application and its data. 5591 */ 5592 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5593 != PackageManager.SIGNATURE_MATCH) { 5594 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5595 + " signatures don't match existing userdata copy; removing"); 5596 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5597 ps = null; 5598 } else { 5599 /* 5600 * If the newly-added system app is an older version than the 5601 * already installed version, hide it. It will be scanned later 5602 * and re-added like an update. 5603 */ 5604 if (pkg.mVersionCode <= ps.versionCode) { 5605 shouldHideSystemApp = true; 5606 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5607 + " but new version " + pkg.mVersionCode + " better than installed " 5608 + ps.versionCode + "; hiding system"); 5609 } else { 5610 /* 5611 * The newly found system app is a newer version that the 5612 * one previously installed. Simply remove the 5613 * already-installed application and replace it with our own 5614 * while keeping the application data. 5615 */ 5616 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5617 + " reverting from " + ps.codePathString + ": new version " 5618 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5619 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5620 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5621 synchronized (mInstallLock) { 5622 args.cleanUpResourcesLI(); 5623 } 5624 } 5625 } 5626 } 5627 5628 // The apk is forward locked (not public) if its code and resources 5629 // are kept in different files. (except for app in either system or 5630 // vendor path). 5631 // TODO grab this value from PackageSettings 5632 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5633 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5634 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5635 } 5636 } 5637 5638 // TODO: extend to support forward-locked splits 5639 String resourcePath = null; 5640 String baseResourcePath = null; 5641 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5642 if (ps != null && ps.resourcePathString != null) { 5643 resourcePath = ps.resourcePathString; 5644 baseResourcePath = ps.resourcePathString; 5645 } else { 5646 // Should not happen at all. Just log an error. 5647 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5648 } 5649 } else { 5650 resourcePath = pkg.codePath; 5651 baseResourcePath = pkg.baseCodePath; 5652 } 5653 5654 // Set application objects path explicitly. 5655 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5656 pkg.applicationInfo.setCodePath(pkg.codePath); 5657 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5658 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5659 pkg.applicationInfo.setResourcePath(resourcePath); 5660 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5661 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5662 5663 // Note that we invoke the following method only if we are about to unpack an application 5664 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5665 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5666 5667 /* 5668 * If the system app should be overridden by a previously installed 5669 * data, hide the system app now and let the /data/app scan pick it up 5670 * again. 5671 */ 5672 if (shouldHideSystemApp) { 5673 synchronized (mPackages) { 5674 /* 5675 * We have to grant systems permissions before we hide, because 5676 * grantPermissions will assume the package update is trying to 5677 * expand its permissions. 5678 */ 5679 grantPermissionsLPw(pkg, true, pkg.packageName); 5680 mSettings.disableSystemPackageLPw(pkg.packageName); 5681 } 5682 } 5683 5684 return scannedPkg; 5685 } 5686 5687 private static String fixProcessName(String defProcessName, 5688 String processName, int uid) { 5689 if (processName == null) { 5690 return defProcessName; 5691 } 5692 return processName; 5693 } 5694 5695 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5696 throws PackageManagerException { 5697 if (pkgSetting.signatures.mSignatures != null) { 5698 // Already existing package. Make sure signatures match 5699 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5700 == PackageManager.SIGNATURE_MATCH; 5701 if (!match) { 5702 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5703 == PackageManager.SIGNATURE_MATCH; 5704 } 5705 if (!match) { 5706 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5707 == PackageManager.SIGNATURE_MATCH; 5708 } 5709 if (!match) { 5710 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5711 + pkg.packageName + " signatures do not match the " 5712 + "previously installed version; ignoring!"); 5713 } 5714 } 5715 5716 // Check for shared user signatures 5717 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5718 // Already existing package. Make sure signatures match 5719 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5720 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5721 if (!match) { 5722 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5723 == PackageManager.SIGNATURE_MATCH; 5724 } 5725 if (!match) { 5726 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5727 == PackageManager.SIGNATURE_MATCH; 5728 } 5729 if (!match) { 5730 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5731 "Package " + pkg.packageName 5732 + " has no signatures that match those in shared user " 5733 + pkgSetting.sharedUser.name + "; ignoring!"); 5734 } 5735 } 5736 } 5737 5738 /** 5739 * Enforces that only the system UID or root's UID can call a method exposed 5740 * via Binder. 5741 * 5742 * @param message used as message if SecurityException is thrown 5743 * @throws SecurityException if the caller is not system or root 5744 */ 5745 private static final void enforceSystemOrRoot(String message) { 5746 final int uid = Binder.getCallingUid(); 5747 if (uid != Process.SYSTEM_UID && uid != 0) { 5748 throw new SecurityException(message); 5749 } 5750 } 5751 5752 @Override 5753 public void performBootDexOpt() { 5754 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5755 5756 // Before everything else, see whether we need to fstrim. 5757 try { 5758 IMountService ms = PackageHelper.getMountService(); 5759 if (ms != null) { 5760 final boolean isUpgrade = isUpgrade(); 5761 boolean doTrim = isUpgrade; 5762 if (doTrim) { 5763 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5764 } else { 5765 final long interval = android.provider.Settings.Global.getLong( 5766 mContext.getContentResolver(), 5767 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5768 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5769 if (interval > 0) { 5770 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5771 if (timeSinceLast > interval) { 5772 doTrim = true; 5773 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5774 + "; running immediately"); 5775 } 5776 } 5777 } 5778 if (doTrim) { 5779 if (!isFirstBoot()) { 5780 try { 5781 ActivityManagerNative.getDefault().showBootMessage( 5782 mContext.getResources().getString( 5783 R.string.android_upgrading_fstrim), true); 5784 } catch (RemoteException e) { 5785 } 5786 } 5787 ms.runMaintenance(); 5788 } 5789 } else { 5790 Slog.e(TAG, "Mount service unavailable!"); 5791 } 5792 } catch (RemoteException e) { 5793 // Can't happen; MountService is local 5794 } 5795 5796 final ArraySet<PackageParser.Package> pkgs; 5797 synchronized (mPackages) { 5798 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5799 } 5800 5801 if (pkgs != null) { 5802 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5803 // in case the device runs out of space. 5804 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5805 // Give priority to core apps. 5806 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5807 PackageParser.Package pkg = it.next(); 5808 if (pkg.coreApp) { 5809 if (DEBUG_DEXOPT) { 5810 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5811 } 5812 sortedPkgs.add(pkg); 5813 it.remove(); 5814 } 5815 } 5816 // Give priority to system apps that listen for pre boot complete. 5817 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5818 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5819 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5820 PackageParser.Package pkg = it.next(); 5821 if (pkgNames.contains(pkg.packageName)) { 5822 if (DEBUG_DEXOPT) { 5823 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5824 } 5825 sortedPkgs.add(pkg); 5826 it.remove(); 5827 } 5828 } 5829 // Give priority to system apps. 5830 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5831 PackageParser.Package pkg = it.next(); 5832 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5833 if (DEBUG_DEXOPT) { 5834 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5835 } 5836 sortedPkgs.add(pkg); 5837 it.remove(); 5838 } 5839 } 5840 // Give priority to updated system apps. 5841 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5842 PackageParser.Package pkg = it.next(); 5843 if (pkg.isUpdatedSystemApp()) { 5844 if (DEBUG_DEXOPT) { 5845 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5846 } 5847 sortedPkgs.add(pkg); 5848 it.remove(); 5849 } 5850 } 5851 // Give priority to apps that listen for boot complete. 5852 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5853 pkgNames = getPackageNamesForIntent(intent); 5854 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5855 PackageParser.Package pkg = it.next(); 5856 if (pkgNames.contains(pkg.packageName)) { 5857 if (DEBUG_DEXOPT) { 5858 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5859 } 5860 sortedPkgs.add(pkg); 5861 it.remove(); 5862 } 5863 } 5864 // Filter out packages that aren't recently used. 5865 filterRecentlyUsedApps(pkgs); 5866 // Add all remaining apps. 5867 for (PackageParser.Package pkg : pkgs) { 5868 if (DEBUG_DEXOPT) { 5869 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5870 } 5871 sortedPkgs.add(pkg); 5872 } 5873 5874 // If we want to be lazy, filter everything that wasn't recently used. 5875 if (mLazyDexOpt) { 5876 filterRecentlyUsedApps(sortedPkgs); 5877 } 5878 5879 int i = 0; 5880 int total = sortedPkgs.size(); 5881 File dataDir = Environment.getDataDirectory(); 5882 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5883 if (lowThreshold == 0) { 5884 throw new IllegalStateException("Invalid low memory threshold"); 5885 } 5886 for (PackageParser.Package pkg : sortedPkgs) { 5887 long usableSpace = dataDir.getUsableSpace(); 5888 if (usableSpace < lowThreshold) { 5889 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5890 break; 5891 } 5892 performBootDexOpt(pkg, ++i, total); 5893 } 5894 } 5895 } 5896 5897 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5898 // Filter out packages that aren't recently used. 5899 // 5900 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5901 // should do a full dexopt. 5902 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5903 int total = pkgs.size(); 5904 int skipped = 0; 5905 long now = System.currentTimeMillis(); 5906 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5907 PackageParser.Package pkg = i.next(); 5908 long then = pkg.mLastPackageUsageTimeInMills; 5909 if (then + mDexOptLRUThresholdInMills < now) { 5910 if (DEBUG_DEXOPT) { 5911 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5912 ((then == 0) ? "never" : new Date(then))); 5913 } 5914 i.remove(); 5915 skipped++; 5916 } 5917 } 5918 if (DEBUG_DEXOPT) { 5919 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5920 } 5921 } 5922 } 5923 5924 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5925 List<ResolveInfo> ris = null; 5926 try { 5927 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5928 intent, null, 0, UserHandle.USER_OWNER); 5929 } catch (RemoteException e) { 5930 } 5931 ArraySet<String> pkgNames = new ArraySet<String>(); 5932 if (ris != null) { 5933 for (ResolveInfo ri : ris) { 5934 pkgNames.add(ri.activityInfo.packageName); 5935 } 5936 } 5937 return pkgNames; 5938 } 5939 5940 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5941 if (DEBUG_DEXOPT) { 5942 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5943 } 5944 if (!isFirstBoot()) { 5945 try { 5946 ActivityManagerNative.getDefault().showBootMessage( 5947 mContext.getResources().getString(R.string.android_upgrading_apk, 5948 curr, total), true); 5949 } catch (RemoteException e) { 5950 } 5951 } 5952 PackageParser.Package p = pkg; 5953 synchronized (mInstallLock) { 5954 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5955 false /* force dex */, false /* defer */, true /* include dependencies */); 5956 } 5957 } 5958 5959 @Override 5960 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5961 return performDexOpt(packageName, instructionSet, false); 5962 } 5963 5964 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5965 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5966 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5967 if (!dexopt && !updateUsage) { 5968 // We aren't going to dexopt or update usage, so bail early. 5969 return false; 5970 } 5971 PackageParser.Package p; 5972 final String targetInstructionSet; 5973 synchronized (mPackages) { 5974 p = mPackages.get(packageName); 5975 if (p == null) { 5976 return false; 5977 } 5978 if (updateUsage) { 5979 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5980 } 5981 mPackageUsage.write(false); 5982 if (!dexopt) { 5983 // We aren't going to dexopt, so bail early. 5984 return false; 5985 } 5986 5987 targetInstructionSet = instructionSet != null ? instructionSet : 5988 getPrimaryInstructionSet(p.applicationInfo); 5989 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5990 return false; 5991 } 5992 } 5993 5994 synchronized (mInstallLock) { 5995 final String[] instructionSets = new String[] { targetInstructionSet }; 5996 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5997 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5998 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5999 } 6000 } 6001 6002 public ArraySet<String> getPackagesThatNeedDexOpt() { 6003 ArraySet<String> pkgs = null; 6004 synchronized (mPackages) { 6005 for (PackageParser.Package p : mPackages.values()) { 6006 if (DEBUG_DEXOPT) { 6007 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6008 } 6009 if (!p.mDexOptPerformed.isEmpty()) { 6010 continue; 6011 } 6012 if (pkgs == null) { 6013 pkgs = new ArraySet<String>(); 6014 } 6015 pkgs.add(p.packageName); 6016 } 6017 } 6018 return pkgs; 6019 } 6020 6021 public void shutdown() { 6022 mPackageUsage.write(true); 6023 } 6024 6025 @Override 6026 public void forceDexOpt(String packageName) { 6027 enforceSystemOrRoot("forceDexOpt"); 6028 6029 PackageParser.Package pkg; 6030 synchronized (mPackages) { 6031 pkg = mPackages.get(packageName); 6032 if (pkg == null) { 6033 throw new IllegalArgumentException("Missing package: " + packageName); 6034 } 6035 } 6036 6037 synchronized (mInstallLock) { 6038 final String[] instructionSets = new String[] { 6039 getPrimaryInstructionSet(pkg.applicationInfo) }; 6040 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6041 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6042 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6043 throw new IllegalStateException("Failed to dexopt: " + res); 6044 } 6045 } 6046 } 6047 6048 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6049 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6050 Slog.w(TAG, "Unable to update from " + oldPkg.name 6051 + " to " + newPkg.packageName 6052 + ": old package not in system partition"); 6053 return false; 6054 } else if (mPackages.get(oldPkg.name) != null) { 6055 Slog.w(TAG, "Unable to update from " + oldPkg.name 6056 + " to " + newPkg.packageName 6057 + ": old package still exists"); 6058 return false; 6059 } 6060 return true; 6061 } 6062 6063 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6064 int[] users = sUserManager.getUserIds(); 6065 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6066 if (res < 0) { 6067 return res; 6068 } 6069 for (int user : users) { 6070 if (user != 0) { 6071 res = mInstaller.createUserData(volumeUuid, packageName, 6072 UserHandle.getUid(user, uid), user, seinfo); 6073 if (res < 0) { 6074 return res; 6075 } 6076 } 6077 } 6078 return res; 6079 } 6080 6081 private int removeDataDirsLI(String volumeUuid, String packageName) { 6082 int[] users = sUserManager.getUserIds(); 6083 int res = 0; 6084 for (int user : users) { 6085 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6086 if (resInner < 0) { 6087 res = resInner; 6088 } 6089 } 6090 6091 return res; 6092 } 6093 6094 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6095 int[] users = sUserManager.getUserIds(); 6096 int res = 0; 6097 for (int user : users) { 6098 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6099 if (resInner < 0) { 6100 res = resInner; 6101 } 6102 } 6103 return res; 6104 } 6105 6106 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6107 PackageParser.Package changingLib) { 6108 if (file.path != null) { 6109 usesLibraryFiles.add(file.path); 6110 return; 6111 } 6112 PackageParser.Package p = mPackages.get(file.apk); 6113 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6114 // If we are doing this while in the middle of updating a library apk, 6115 // then we need to make sure to use that new apk for determining the 6116 // dependencies here. (We haven't yet finished committing the new apk 6117 // to the package manager state.) 6118 if (p == null || p.packageName.equals(changingLib.packageName)) { 6119 p = changingLib; 6120 } 6121 } 6122 if (p != null) { 6123 usesLibraryFiles.addAll(p.getAllCodePaths()); 6124 } 6125 } 6126 6127 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6128 PackageParser.Package changingLib) throws PackageManagerException { 6129 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6130 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6131 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6132 for (int i=0; i<N; i++) { 6133 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6134 if (file == null) { 6135 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6136 "Package " + pkg.packageName + " requires unavailable shared library " 6137 + pkg.usesLibraries.get(i) + "; failing!"); 6138 } 6139 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6140 } 6141 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6142 for (int i=0; i<N; i++) { 6143 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6144 if (file == null) { 6145 Slog.w(TAG, "Package " + pkg.packageName 6146 + " desires unavailable shared library " 6147 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6148 } else { 6149 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6150 } 6151 } 6152 N = usesLibraryFiles.size(); 6153 if (N > 0) { 6154 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6155 } else { 6156 pkg.usesLibraryFiles = null; 6157 } 6158 } 6159 } 6160 6161 private static boolean hasString(List<String> list, List<String> which) { 6162 if (list == null) { 6163 return false; 6164 } 6165 for (int i=list.size()-1; i>=0; i--) { 6166 for (int j=which.size()-1; j>=0; j--) { 6167 if (which.get(j).equals(list.get(i))) { 6168 return true; 6169 } 6170 } 6171 } 6172 return false; 6173 } 6174 6175 private void updateAllSharedLibrariesLPw() { 6176 for (PackageParser.Package pkg : mPackages.values()) { 6177 try { 6178 updateSharedLibrariesLPw(pkg, null); 6179 } catch (PackageManagerException e) { 6180 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6181 } 6182 } 6183 } 6184 6185 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6186 PackageParser.Package changingPkg) { 6187 ArrayList<PackageParser.Package> res = null; 6188 for (PackageParser.Package pkg : mPackages.values()) { 6189 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6190 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6191 if (res == null) { 6192 res = new ArrayList<PackageParser.Package>(); 6193 } 6194 res.add(pkg); 6195 try { 6196 updateSharedLibrariesLPw(pkg, changingPkg); 6197 } catch (PackageManagerException e) { 6198 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6199 } 6200 } 6201 } 6202 return res; 6203 } 6204 6205 /** 6206 * Derive the value of the {@code cpuAbiOverride} based on the provided 6207 * value and an optional stored value from the package settings. 6208 */ 6209 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6210 String cpuAbiOverride = null; 6211 6212 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6213 cpuAbiOverride = null; 6214 } else if (abiOverride != null) { 6215 cpuAbiOverride = abiOverride; 6216 } else if (settings != null) { 6217 cpuAbiOverride = settings.cpuAbiOverrideString; 6218 } 6219 6220 return cpuAbiOverride; 6221 } 6222 6223 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6224 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6225 boolean success = false; 6226 try { 6227 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6228 currentTime, user); 6229 success = true; 6230 return res; 6231 } finally { 6232 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6233 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6234 } 6235 } 6236 } 6237 6238 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6239 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6240 final File scanFile = new File(pkg.codePath); 6241 if (pkg.applicationInfo.getCodePath() == null || 6242 pkg.applicationInfo.getResourcePath() == null) { 6243 // Bail out. The resource and code paths haven't been set. 6244 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6245 "Code and resource paths haven't been set correctly"); 6246 } 6247 6248 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6249 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6250 } else { 6251 // Only allow system apps to be flagged as core apps. 6252 pkg.coreApp = false; 6253 } 6254 6255 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6256 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6257 } 6258 6259 if (mCustomResolverComponentName != null && 6260 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6261 setUpCustomResolverActivity(pkg); 6262 } 6263 6264 if (pkg.packageName.equals("android")) { 6265 synchronized (mPackages) { 6266 if (mAndroidApplication != null) { 6267 Slog.w(TAG, "*************************************************"); 6268 Slog.w(TAG, "Core android package being redefined. Skipping."); 6269 Slog.w(TAG, " file=" + scanFile); 6270 Slog.w(TAG, "*************************************************"); 6271 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6272 "Core android package being redefined. Skipping."); 6273 } 6274 6275 // Set up information for our fall-back user intent resolution activity. 6276 mPlatformPackage = pkg; 6277 pkg.mVersionCode = mSdkVersion; 6278 mAndroidApplication = pkg.applicationInfo; 6279 6280 if (!mResolverReplaced) { 6281 mResolveActivity.applicationInfo = mAndroidApplication; 6282 mResolveActivity.name = ResolverActivity.class.getName(); 6283 mResolveActivity.packageName = mAndroidApplication.packageName; 6284 mResolveActivity.processName = "system:ui"; 6285 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6286 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6287 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6288 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6289 mResolveActivity.exported = true; 6290 mResolveActivity.enabled = true; 6291 mResolveInfo.activityInfo = mResolveActivity; 6292 mResolveInfo.priority = 0; 6293 mResolveInfo.preferredOrder = 0; 6294 mResolveInfo.match = 0; 6295 mResolveComponentName = new ComponentName( 6296 mAndroidApplication.packageName, mResolveActivity.name); 6297 } 6298 } 6299 } 6300 6301 if (DEBUG_PACKAGE_SCANNING) { 6302 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6303 Log.d(TAG, "Scanning package " + pkg.packageName); 6304 } 6305 6306 if (mPackages.containsKey(pkg.packageName) 6307 || mSharedLibraries.containsKey(pkg.packageName)) { 6308 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6309 "Application package " + pkg.packageName 6310 + " already installed. Skipping duplicate."); 6311 } 6312 6313 // If we're only installing presumed-existing packages, require that the 6314 // scanned APK is both already known and at the path previously established 6315 // for it. Previously unknown packages we pick up normally, but if we have an 6316 // a priori expectation about this package's install presence, enforce it. 6317 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6318 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6319 if (known != null) { 6320 if (DEBUG_PACKAGE_SCANNING) { 6321 Log.d(TAG, "Examining " + pkg.codePath 6322 + " and requiring known paths " + known.codePathString 6323 + " & " + known.resourcePathString); 6324 } 6325 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6326 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6327 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6328 "Application package " + pkg.packageName 6329 + " found at " + pkg.applicationInfo.getCodePath() 6330 + " but expected at " + known.codePathString + "; ignoring."); 6331 } 6332 } 6333 } 6334 6335 // Initialize package source and resource directories 6336 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6337 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6338 6339 SharedUserSetting suid = null; 6340 PackageSetting pkgSetting = null; 6341 6342 if (!isSystemApp(pkg)) { 6343 // Only system apps can use these features. 6344 pkg.mOriginalPackages = null; 6345 pkg.mRealPackage = null; 6346 pkg.mAdoptPermissions = null; 6347 } 6348 6349 // writer 6350 synchronized (mPackages) { 6351 if (pkg.mSharedUserId != null) { 6352 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6353 if (suid == null) { 6354 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6355 "Creating application package " + pkg.packageName 6356 + " for shared user failed"); 6357 } 6358 if (DEBUG_PACKAGE_SCANNING) { 6359 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6360 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6361 + "): packages=" + suid.packages); 6362 } 6363 } 6364 6365 // Check if we are renaming from an original package name. 6366 PackageSetting origPackage = null; 6367 String realName = null; 6368 if (pkg.mOriginalPackages != null) { 6369 // This package may need to be renamed to a previously 6370 // installed name. Let's check on that... 6371 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6372 if (pkg.mOriginalPackages.contains(renamed)) { 6373 // This package had originally been installed as the 6374 // original name, and we have already taken care of 6375 // transitioning to the new one. Just update the new 6376 // one to continue using the old name. 6377 realName = pkg.mRealPackage; 6378 if (!pkg.packageName.equals(renamed)) { 6379 // Callers into this function may have already taken 6380 // care of renaming the package; only do it here if 6381 // it is not already done. 6382 pkg.setPackageName(renamed); 6383 } 6384 6385 } else { 6386 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6387 if ((origPackage = mSettings.peekPackageLPr( 6388 pkg.mOriginalPackages.get(i))) != null) { 6389 // We do have the package already installed under its 6390 // original name... should we use it? 6391 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6392 // New package is not compatible with original. 6393 origPackage = null; 6394 continue; 6395 } else if (origPackage.sharedUser != null) { 6396 // Make sure uid is compatible between packages. 6397 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6398 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6399 + " to " + pkg.packageName + ": old uid " 6400 + origPackage.sharedUser.name 6401 + " differs from " + pkg.mSharedUserId); 6402 origPackage = null; 6403 continue; 6404 } 6405 } else { 6406 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6407 + pkg.packageName + " to old name " + origPackage.name); 6408 } 6409 break; 6410 } 6411 } 6412 } 6413 } 6414 6415 if (mTransferedPackages.contains(pkg.packageName)) { 6416 Slog.w(TAG, "Package " + pkg.packageName 6417 + " was transferred to another, but its .apk remains"); 6418 } 6419 6420 // Just create the setting, don't add it yet. For already existing packages 6421 // the PkgSetting exists already and doesn't have to be created. 6422 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6423 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6424 pkg.applicationInfo.primaryCpuAbi, 6425 pkg.applicationInfo.secondaryCpuAbi, 6426 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6427 user, false); 6428 if (pkgSetting == null) { 6429 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6430 "Creating application package " + pkg.packageName + " failed"); 6431 } 6432 6433 if (pkgSetting.origPackage != null) { 6434 // If we are first transitioning from an original package, 6435 // fix up the new package's name now. We need to do this after 6436 // looking up the package under its new name, so getPackageLP 6437 // can take care of fiddling things correctly. 6438 pkg.setPackageName(origPackage.name); 6439 6440 // File a report about this. 6441 String msg = "New package " + pkgSetting.realName 6442 + " renamed to replace old package " + pkgSetting.name; 6443 reportSettingsProblem(Log.WARN, msg); 6444 6445 // Make a note of it. 6446 mTransferedPackages.add(origPackage.name); 6447 6448 // No longer need to retain this. 6449 pkgSetting.origPackage = null; 6450 } 6451 6452 if (realName != null) { 6453 // Make a note of it. 6454 mTransferedPackages.add(pkg.packageName); 6455 } 6456 6457 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6458 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6459 } 6460 6461 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6462 // Check all shared libraries and map to their actual file path. 6463 // We only do this here for apps not on a system dir, because those 6464 // are the only ones that can fail an install due to this. We 6465 // will take care of the system apps by updating all of their 6466 // library paths after the scan is done. 6467 updateSharedLibrariesLPw(pkg, null); 6468 } 6469 6470 if (mFoundPolicyFile) { 6471 SELinuxMMAC.assignSeinfoValue(pkg); 6472 } 6473 6474 pkg.applicationInfo.uid = pkgSetting.appId; 6475 pkg.mExtras = pkgSetting; 6476 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6477 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6478 // We just determined the app is signed correctly, so bring 6479 // over the latest parsed certs. 6480 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6481 } else { 6482 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6483 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6484 "Package " + pkg.packageName + " upgrade keys do not match the " 6485 + "previously installed version"); 6486 } else { 6487 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6488 String msg = "System package " + pkg.packageName 6489 + " signature changed; retaining data."; 6490 reportSettingsProblem(Log.WARN, msg); 6491 } 6492 } 6493 } else { 6494 try { 6495 verifySignaturesLP(pkgSetting, pkg); 6496 // We just determined the app is signed correctly, so bring 6497 // over the latest parsed certs. 6498 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6499 } catch (PackageManagerException e) { 6500 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6501 throw e; 6502 } 6503 // The signature has changed, but this package is in the system 6504 // image... let's recover! 6505 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6506 // However... if this package is part of a shared user, but it 6507 // doesn't match the signature of the shared user, let's fail. 6508 // What this means is that you can't change the signatures 6509 // associated with an overall shared user, which doesn't seem all 6510 // that unreasonable. 6511 if (pkgSetting.sharedUser != null) { 6512 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6513 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6514 throw new PackageManagerException( 6515 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6516 "Signature mismatch for shared user : " 6517 + pkgSetting.sharedUser); 6518 } 6519 } 6520 // File a report about this. 6521 String msg = "System package " + pkg.packageName 6522 + " signature changed; retaining data."; 6523 reportSettingsProblem(Log.WARN, msg); 6524 } 6525 } 6526 // Verify that this new package doesn't have any content providers 6527 // that conflict with existing packages. Only do this if the 6528 // package isn't already installed, since we don't want to break 6529 // things that are installed. 6530 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6531 final int N = pkg.providers.size(); 6532 int i; 6533 for (i=0; i<N; i++) { 6534 PackageParser.Provider p = pkg.providers.get(i); 6535 if (p.info.authority != null) { 6536 String names[] = p.info.authority.split(";"); 6537 for (int j = 0; j < names.length; j++) { 6538 if (mProvidersByAuthority.containsKey(names[j])) { 6539 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6540 final String otherPackageName = 6541 ((other != null && other.getComponentName() != null) ? 6542 other.getComponentName().getPackageName() : "?"); 6543 throw new PackageManagerException( 6544 INSTALL_FAILED_CONFLICTING_PROVIDER, 6545 "Can't install because provider name " + names[j] 6546 + " (in package " + pkg.applicationInfo.packageName 6547 + ") is already used by " + otherPackageName); 6548 } 6549 } 6550 } 6551 } 6552 } 6553 6554 if (pkg.mAdoptPermissions != null) { 6555 // This package wants to adopt ownership of permissions from 6556 // another package. 6557 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6558 final String origName = pkg.mAdoptPermissions.get(i); 6559 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6560 if (orig != null) { 6561 if (verifyPackageUpdateLPr(orig, pkg)) { 6562 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6563 + pkg.packageName); 6564 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6565 } 6566 } 6567 } 6568 } 6569 } 6570 6571 final String pkgName = pkg.packageName; 6572 6573 final long scanFileTime = scanFile.lastModified(); 6574 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6575 pkg.applicationInfo.processName = fixProcessName( 6576 pkg.applicationInfo.packageName, 6577 pkg.applicationInfo.processName, 6578 pkg.applicationInfo.uid); 6579 6580 File dataPath; 6581 if (mPlatformPackage == pkg) { 6582 // The system package is special. 6583 dataPath = new File(Environment.getDataDirectory(), "system"); 6584 6585 pkg.applicationInfo.dataDir = dataPath.getPath(); 6586 6587 } else { 6588 // This is a normal package, need to make its data directory. 6589 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6590 UserHandle.USER_OWNER); 6591 6592 boolean uidError = false; 6593 if (dataPath.exists()) { 6594 int currentUid = 0; 6595 try { 6596 StructStat stat = Os.stat(dataPath.getPath()); 6597 currentUid = stat.st_uid; 6598 } catch (ErrnoException e) { 6599 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6600 } 6601 6602 // If we have mismatched owners for the data path, we have a problem. 6603 if (currentUid != pkg.applicationInfo.uid) { 6604 boolean recovered = false; 6605 if (currentUid == 0) { 6606 // The directory somehow became owned by root. Wow. 6607 // This is probably because the system was stopped while 6608 // installd was in the middle of messing with its libs 6609 // directory. Ask installd to fix that. 6610 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6611 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6612 if (ret >= 0) { 6613 recovered = true; 6614 String msg = "Package " + pkg.packageName 6615 + " unexpectedly changed to uid 0; recovered to " + 6616 + pkg.applicationInfo.uid; 6617 reportSettingsProblem(Log.WARN, msg); 6618 } 6619 } 6620 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6621 || (scanFlags&SCAN_BOOTING) != 0)) { 6622 // If this is a system app, we can at least delete its 6623 // current data so the application will still work. 6624 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6625 if (ret >= 0) { 6626 // TODO: Kill the processes first 6627 // Old data gone! 6628 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6629 ? "System package " : "Third party package "; 6630 String msg = prefix + pkg.packageName 6631 + " has changed from uid: " 6632 + currentUid + " to " 6633 + pkg.applicationInfo.uid + "; old data erased"; 6634 reportSettingsProblem(Log.WARN, msg); 6635 recovered = true; 6636 6637 // And now re-install the app. 6638 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6639 pkg.applicationInfo.seinfo); 6640 if (ret == -1) { 6641 // Ack should not happen! 6642 msg = prefix + pkg.packageName 6643 + " could not have data directory re-created after delete."; 6644 reportSettingsProblem(Log.WARN, msg); 6645 throw new PackageManagerException( 6646 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6647 } 6648 } 6649 if (!recovered) { 6650 mHasSystemUidErrors = true; 6651 } 6652 } else if (!recovered) { 6653 // If we allow this install to proceed, we will be broken. 6654 // Abort, abort! 6655 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6656 "scanPackageLI"); 6657 } 6658 if (!recovered) { 6659 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6660 + pkg.applicationInfo.uid + "/fs_" 6661 + currentUid; 6662 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6663 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6664 String msg = "Package " + pkg.packageName 6665 + " has mismatched uid: " 6666 + currentUid + " on disk, " 6667 + pkg.applicationInfo.uid + " in settings"; 6668 // writer 6669 synchronized (mPackages) { 6670 mSettings.mReadMessages.append(msg); 6671 mSettings.mReadMessages.append('\n'); 6672 uidError = true; 6673 if (!pkgSetting.uidError) { 6674 reportSettingsProblem(Log.ERROR, msg); 6675 } 6676 } 6677 } 6678 } 6679 pkg.applicationInfo.dataDir = dataPath.getPath(); 6680 if (mShouldRestoreconData) { 6681 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6682 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6683 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6684 } 6685 } else { 6686 if (DEBUG_PACKAGE_SCANNING) { 6687 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6688 Log.v(TAG, "Want this data dir: " + dataPath); 6689 } 6690 //invoke installer to do the actual installation 6691 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6692 pkg.applicationInfo.seinfo); 6693 if (ret < 0) { 6694 // Error from installer 6695 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6696 "Unable to create data dirs [errorCode=" + ret + "]"); 6697 } 6698 6699 if (dataPath.exists()) { 6700 pkg.applicationInfo.dataDir = dataPath.getPath(); 6701 } else { 6702 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6703 pkg.applicationInfo.dataDir = null; 6704 } 6705 } 6706 6707 pkgSetting.uidError = uidError; 6708 } 6709 6710 final String path = scanFile.getPath(); 6711 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6712 6713 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6714 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6715 6716 // Some system apps still use directory structure for native libraries 6717 // in which case we might end up not detecting abi solely based on apk 6718 // structure. Try to detect abi based on directory structure. 6719 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6720 pkg.applicationInfo.primaryCpuAbi == null) { 6721 setBundledAppAbisAndRoots(pkg, pkgSetting); 6722 setNativeLibraryPaths(pkg); 6723 } 6724 6725 } else { 6726 if ((scanFlags & SCAN_MOVE) != 0) { 6727 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6728 // but we already have this packages package info in the PackageSetting. We just 6729 // use that and derive the native library path based on the new codepath. 6730 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6731 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6732 } 6733 6734 // Set native library paths again. For moves, the path will be updated based on the 6735 // ABIs we've determined above. For non-moves, the path will be updated based on the 6736 // ABIs we determined during compilation, but the path will depend on the final 6737 // package path (after the rename away from the stage path). 6738 setNativeLibraryPaths(pkg); 6739 } 6740 6741 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6742 final int[] userIds = sUserManager.getUserIds(); 6743 synchronized (mInstallLock) { 6744 // Create a native library symlink only if we have native libraries 6745 // and if the native libraries are 32 bit libraries. We do not provide 6746 // this symlink for 64 bit libraries. 6747 if (pkg.applicationInfo.primaryCpuAbi != null && 6748 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6749 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6750 for (int userId : userIds) { 6751 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6752 nativeLibPath, userId) < 0) { 6753 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6754 "Failed linking native library dir (user=" + userId + ")"); 6755 } 6756 } 6757 } 6758 } 6759 6760 // This is a special case for the "system" package, where the ABI is 6761 // dictated by the zygote configuration (and init.rc). We should keep track 6762 // of this ABI so that we can deal with "normal" applications that run under 6763 // the same UID correctly. 6764 if (mPlatformPackage == pkg) { 6765 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6766 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6767 } 6768 6769 // If there's a mismatch between the abi-override in the package setting 6770 // and the abiOverride specified for the install. Warn about this because we 6771 // would've already compiled the app without taking the package setting into 6772 // account. 6773 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6774 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6775 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6776 " for package: " + pkg.packageName); 6777 } 6778 } 6779 6780 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6781 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6782 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6783 6784 // Copy the derived override back to the parsed package, so that we can 6785 // update the package settings accordingly. 6786 pkg.cpuAbiOverride = cpuAbiOverride; 6787 6788 if (DEBUG_ABI_SELECTION) { 6789 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6790 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6791 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6792 } 6793 6794 // Push the derived path down into PackageSettings so we know what to 6795 // clean up at uninstall time. 6796 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6797 6798 if (DEBUG_ABI_SELECTION) { 6799 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6800 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6801 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6802 } 6803 6804 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6805 // We don't do this here during boot because we can do it all 6806 // at once after scanning all existing packages. 6807 // 6808 // We also do this *before* we perform dexopt on this package, so that 6809 // we can avoid redundant dexopts, and also to make sure we've got the 6810 // code and package path correct. 6811 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6812 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6813 } 6814 6815 if ((scanFlags & SCAN_NO_DEX) == 0) { 6816 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6817 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6818 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6819 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6820 } 6821 } 6822 if (mFactoryTest && pkg.requestedPermissions.contains( 6823 android.Manifest.permission.FACTORY_TEST)) { 6824 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6825 } 6826 6827 ArrayList<PackageParser.Package> clientLibPkgs = null; 6828 6829 // writer 6830 synchronized (mPackages) { 6831 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6832 // Only system apps can add new shared libraries. 6833 if (pkg.libraryNames != null) { 6834 for (int i=0; i<pkg.libraryNames.size(); i++) { 6835 String name = pkg.libraryNames.get(i); 6836 boolean allowed = false; 6837 if (pkg.isUpdatedSystemApp()) { 6838 // New library entries can only be added through the 6839 // system image. This is important to get rid of a lot 6840 // of nasty edge cases: for example if we allowed a non- 6841 // system update of the app to add a library, then uninstalling 6842 // the update would make the library go away, and assumptions 6843 // we made such as through app install filtering would now 6844 // have allowed apps on the device which aren't compatible 6845 // with it. Better to just have the restriction here, be 6846 // conservative, and create many fewer cases that can negatively 6847 // impact the user experience. 6848 final PackageSetting sysPs = mSettings 6849 .getDisabledSystemPkgLPr(pkg.packageName); 6850 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6851 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6852 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6853 allowed = true; 6854 allowed = true; 6855 break; 6856 } 6857 } 6858 } 6859 } else { 6860 allowed = true; 6861 } 6862 if (allowed) { 6863 if (!mSharedLibraries.containsKey(name)) { 6864 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6865 } else if (!name.equals(pkg.packageName)) { 6866 Slog.w(TAG, "Package " + pkg.packageName + " library " 6867 + name + " already exists; skipping"); 6868 } 6869 } else { 6870 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6871 + name + " that is not declared on system image; skipping"); 6872 } 6873 } 6874 if ((scanFlags&SCAN_BOOTING) == 0) { 6875 // If we are not booting, we need to update any applications 6876 // that are clients of our shared library. If we are booting, 6877 // this will all be done once the scan is complete. 6878 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6879 } 6880 } 6881 } 6882 } 6883 6884 // We also need to dexopt any apps that are dependent on this library. Note that 6885 // if these fail, we should abort the install since installing the library will 6886 // result in some apps being broken. 6887 if (clientLibPkgs != null) { 6888 if ((scanFlags & SCAN_NO_DEX) == 0) { 6889 for (int i = 0; i < clientLibPkgs.size(); i++) { 6890 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6891 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6892 null /* instruction sets */, forceDex, 6893 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6894 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6895 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6896 "scanPackageLI failed to dexopt clientLibPkgs"); 6897 } 6898 } 6899 } 6900 } 6901 6902 // Also need to kill any apps that are dependent on the library. 6903 if (clientLibPkgs != null) { 6904 for (int i=0; i<clientLibPkgs.size(); i++) { 6905 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6906 killApplication(clientPkg.applicationInfo.packageName, 6907 clientPkg.applicationInfo.uid, "update lib"); 6908 } 6909 } 6910 6911 // Make sure we're not adding any bogus keyset info 6912 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6913 ksms.assertScannedPackageValid(pkg); 6914 6915 // writer 6916 synchronized (mPackages) { 6917 // We don't expect installation to fail beyond this point 6918 6919 // Add the new setting to mSettings 6920 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6921 // Add the new setting to mPackages 6922 mPackages.put(pkg.applicationInfo.packageName, pkg); 6923 // Make sure we don't accidentally delete its data. 6924 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6925 while (iter.hasNext()) { 6926 PackageCleanItem item = iter.next(); 6927 if (pkgName.equals(item.packageName)) { 6928 iter.remove(); 6929 } 6930 } 6931 6932 // Take care of first install / last update times. 6933 if (currentTime != 0) { 6934 if (pkgSetting.firstInstallTime == 0) { 6935 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6936 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6937 pkgSetting.lastUpdateTime = currentTime; 6938 } 6939 } else if (pkgSetting.firstInstallTime == 0) { 6940 // We need *something*. Take time time stamp of the file. 6941 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6942 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6943 if (scanFileTime != pkgSetting.timeStamp) { 6944 // A package on the system image has changed; consider this 6945 // to be an update. 6946 pkgSetting.lastUpdateTime = scanFileTime; 6947 } 6948 } 6949 6950 // Add the package's KeySets to the global KeySetManagerService 6951 ksms.addScannedPackageLPw(pkg); 6952 6953 int N = pkg.providers.size(); 6954 StringBuilder r = null; 6955 int i; 6956 for (i=0; i<N; i++) { 6957 PackageParser.Provider p = pkg.providers.get(i); 6958 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6959 p.info.processName, pkg.applicationInfo.uid); 6960 mProviders.addProvider(p); 6961 p.syncable = p.info.isSyncable; 6962 if (p.info.authority != null) { 6963 String names[] = p.info.authority.split(";"); 6964 p.info.authority = null; 6965 for (int j = 0; j < names.length; j++) { 6966 if (j == 1 && p.syncable) { 6967 // We only want the first authority for a provider to possibly be 6968 // syncable, so if we already added this provider using a different 6969 // authority clear the syncable flag. We copy the provider before 6970 // changing it because the mProviders object contains a reference 6971 // to a provider that we don't want to change. 6972 // Only do this for the second authority since the resulting provider 6973 // object can be the same for all future authorities for this provider. 6974 p = new PackageParser.Provider(p); 6975 p.syncable = false; 6976 } 6977 if (!mProvidersByAuthority.containsKey(names[j])) { 6978 mProvidersByAuthority.put(names[j], p); 6979 if (p.info.authority == null) { 6980 p.info.authority = names[j]; 6981 } else { 6982 p.info.authority = p.info.authority + ";" + names[j]; 6983 } 6984 if (DEBUG_PACKAGE_SCANNING) { 6985 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6986 Log.d(TAG, "Registered content provider: " + names[j] 6987 + ", className = " + p.info.name + ", isSyncable = " 6988 + p.info.isSyncable); 6989 } 6990 } else { 6991 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6992 Slog.w(TAG, "Skipping provider name " + names[j] + 6993 " (in package " + pkg.applicationInfo.packageName + 6994 "): name already used by " 6995 + ((other != null && other.getComponentName() != null) 6996 ? other.getComponentName().getPackageName() : "?")); 6997 } 6998 } 6999 } 7000 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7001 if (r == null) { 7002 r = new StringBuilder(256); 7003 } else { 7004 r.append(' '); 7005 } 7006 r.append(p.info.name); 7007 } 7008 } 7009 if (r != null) { 7010 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7011 } 7012 7013 N = pkg.services.size(); 7014 r = null; 7015 for (i=0; i<N; i++) { 7016 PackageParser.Service s = pkg.services.get(i); 7017 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7018 s.info.processName, pkg.applicationInfo.uid); 7019 mServices.addService(s); 7020 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7021 if (r == null) { 7022 r = new StringBuilder(256); 7023 } else { 7024 r.append(' '); 7025 } 7026 r.append(s.info.name); 7027 } 7028 } 7029 if (r != null) { 7030 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7031 } 7032 7033 N = pkg.receivers.size(); 7034 r = null; 7035 for (i=0; i<N; i++) { 7036 PackageParser.Activity a = pkg.receivers.get(i); 7037 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7038 a.info.processName, pkg.applicationInfo.uid); 7039 mReceivers.addActivity(a, "receiver"); 7040 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7041 if (r == null) { 7042 r = new StringBuilder(256); 7043 } else { 7044 r.append(' '); 7045 } 7046 r.append(a.info.name); 7047 } 7048 } 7049 if (r != null) { 7050 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7051 } 7052 7053 N = pkg.activities.size(); 7054 r = null; 7055 for (i=0; i<N; i++) { 7056 PackageParser.Activity a = pkg.activities.get(i); 7057 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7058 a.info.processName, pkg.applicationInfo.uid); 7059 mActivities.addActivity(a, "activity"); 7060 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7061 if (r == null) { 7062 r = new StringBuilder(256); 7063 } else { 7064 r.append(' '); 7065 } 7066 r.append(a.info.name); 7067 } 7068 } 7069 if (r != null) { 7070 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7071 } 7072 7073 N = pkg.permissionGroups.size(); 7074 r = null; 7075 for (i=0; i<N; i++) { 7076 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7077 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7078 if (cur == null) { 7079 mPermissionGroups.put(pg.info.name, pg); 7080 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7081 if (r == null) { 7082 r = new StringBuilder(256); 7083 } else { 7084 r.append(' '); 7085 } 7086 r.append(pg.info.name); 7087 } 7088 } else { 7089 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7090 + pg.info.packageName + " ignored: original from " 7091 + cur.info.packageName); 7092 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7093 if (r == null) { 7094 r = new StringBuilder(256); 7095 } else { 7096 r.append(' '); 7097 } 7098 r.append("DUP:"); 7099 r.append(pg.info.name); 7100 } 7101 } 7102 } 7103 if (r != null) { 7104 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7105 } 7106 7107 N = pkg.permissions.size(); 7108 r = null; 7109 for (i=0; i<N; i++) { 7110 PackageParser.Permission p = pkg.permissions.get(i); 7111 7112 // Now that permission groups have a special meaning, we ignore permission 7113 // groups for legacy apps to prevent unexpected behavior. In particular, 7114 // permissions for one app being granted to someone just becuase they happen 7115 // to be in a group defined by another app (before this had no implications). 7116 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7117 p.group = mPermissionGroups.get(p.info.group); 7118 // Warn for a permission in an unknown group. 7119 if (p.info.group != null && p.group == null) { 7120 Slog.w(TAG, "Permission " + p.info.name + " from package " 7121 + p.info.packageName + " in an unknown group " + p.info.group); 7122 } 7123 } 7124 7125 ArrayMap<String, BasePermission> permissionMap = 7126 p.tree ? mSettings.mPermissionTrees 7127 : mSettings.mPermissions; 7128 BasePermission bp = permissionMap.get(p.info.name); 7129 7130 // Allow system apps to redefine non-system permissions 7131 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7132 final boolean currentOwnerIsSystem = (bp.perm != null 7133 && isSystemApp(bp.perm.owner)); 7134 if (isSystemApp(p.owner)) { 7135 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7136 // It's a built-in permission and no owner, take ownership now 7137 bp.packageSetting = pkgSetting; 7138 bp.perm = p; 7139 bp.uid = pkg.applicationInfo.uid; 7140 bp.sourcePackage = p.info.packageName; 7141 } else if (!currentOwnerIsSystem) { 7142 String msg = "New decl " + p.owner + " of permission " 7143 + p.info.name + " is system; overriding " + bp.sourcePackage; 7144 reportSettingsProblem(Log.WARN, msg); 7145 bp = null; 7146 } 7147 } 7148 } 7149 7150 if (bp == null) { 7151 bp = new BasePermission(p.info.name, p.info.packageName, 7152 BasePermission.TYPE_NORMAL); 7153 permissionMap.put(p.info.name, bp); 7154 } 7155 7156 if (bp.perm == null) { 7157 if (bp.sourcePackage == null 7158 || bp.sourcePackage.equals(p.info.packageName)) { 7159 BasePermission tree = findPermissionTreeLP(p.info.name); 7160 if (tree == null 7161 || tree.sourcePackage.equals(p.info.packageName)) { 7162 bp.packageSetting = pkgSetting; 7163 bp.perm = p; 7164 bp.uid = pkg.applicationInfo.uid; 7165 bp.sourcePackage = p.info.packageName; 7166 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7167 if (r == null) { 7168 r = new StringBuilder(256); 7169 } else { 7170 r.append(' '); 7171 } 7172 r.append(p.info.name); 7173 } 7174 } else { 7175 Slog.w(TAG, "Permission " + p.info.name + " from package " 7176 + p.info.packageName + " ignored: base tree " 7177 + tree.name + " is from package " 7178 + tree.sourcePackage); 7179 } 7180 } else { 7181 Slog.w(TAG, "Permission " + p.info.name + " from package " 7182 + p.info.packageName + " ignored: original from " 7183 + bp.sourcePackage); 7184 } 7185 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7186 if (r == null) { 7187 r = new StringBuilder(256); 7188 } else { 7189 r.append(' '); 7190 } 7191 r.append("DUP:"); 7192 r.append(p.info.name); 7193 } 7194 if (bp.perm == p) { 7195 bp.protectionLevel = p.info.protectionLevel; 7196 } 7197 } 7198 7199 if (r != null) { 7200 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7201 } 7202 7203 N = pkg.instrumentation.size(); 7204 r = null; 7205 for (i=0; i<N; i++) { 7206 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7207 a.info.packageName = pkg.applicationInfo.packageName; 7208 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7209 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7210 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7211 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7212 a.info.dataDir = pkg.applicationInfo.dataDir; 7213 7214 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7215 // need other information about the application, like the ABI and what not ? 7216 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7217 mInstrumentation.put(a.getComponentName(), a); 7218 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7219 if (r == null) { 7220 r = new StringBuilder(256); 7221 } else { 7222 r.append(' '); 7223 } 7224 r.append(a.info.name); 7225 } 7226 } 7227 if (r != null) { 7228 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7229 } 7230 7231 if (pkg.protectedBroadcasts != null) { 7232 N = pkg.protectedBroadcasts.size(); 7233 for (i=0; i<N; i++) { 7234 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7235 } 7236 } 7237 7238 pkgSetting.setTimeStamp(scanFileTime); 7239 7240 // Create idmap files for pairs of (packages, overlay packages). 7241 // Note: "android", ie framework-res.apk, is handled by native layers. 7242 if (pkg.mOverlayTarget != null) { 7243 // This is an overlay package. 7244 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7245 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7246 mOverlays.put(pkg.mOverlayTarget, 7247 new ArrayMap<String, PackageParser.Package>()); 7248 } 7249 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7250 map.put(pkg.packageName, pkg); 7251 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7252 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7253 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7254 "scanPackageLI failed to createIdmap"); 7255 } 7256 } 7257 } else if (mOverlays.containsKey(pkg.packageName) && 7258 !pkg.packageName.equals("android")) { 7259 // This is a regular package, with one or more known overlay packages. 7260 createIdmapsForPackageLI(pkg); 7261 } 7262 } 7263 7264 return pkg; 7265 } 7266 7267 /** 7268 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7269 * is derived purely on the basis of the contents of {@code scanFile} and 7270 * {@code cpuAbiOverride}. 7271 * 7272 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7273 */ 7274 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7275 String cpuAbiOverride, boolean extractLibs) 7276 throws PackageManagerException { 7277 // TODO: We can probably be smarter about this stuff. For installed apps, 7278 // we can calculate this information at install time once and for all. For 7279 // system apps, we can probably assume that this information doesn't change 7280 // after the first boot scan. As things stand, we do lots of unnecessary work. 7281 7282 // Give ourselves some initial paths; we'll come back for another 7283 // pass once we've determined ABI below. 7284 setNativeLibraryPaths(pkg); 7285 7286 // We would never need to extract libs for forward-locked and external packages, 7287 // since the container service will do it for us. We shouldn't attempt to 7288 // extract libs from system app when it was not updated. 7289 if (pkg.isForwardLocked() || isExternal(pkg) || 7290 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7291 extractLibs = false; 7292 } 7293 7294 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7295 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7296 7297 NativeLibraryHelper.Handle handle = null; 7298 try { 7299 handle = NativeLibraryHelper.Handle.create(scanFile); 7300 // TODO(multiArch): This can be null for apps that didn't go through the 7301 // usual installation process. We can calculate it again, like we 7302 // do during install time. 7303 // 7304 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7305 // unnecessary. 7306 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7307 7308 // Null out the abis so that they can be recalculated. 7309 pkg.applicationInfo.primaryCpuAbi = null; 7310 pkg.applicationInfo.secondaryCpuAbi = null; 7311 if (isMultiArch(pkg.applicationInfo)) { 7312 // Warn if we've set an abiOverride for multi-lib packages.. 7313 // By definition, we need to copy both 32 and 64 bit libraries for 7314 // such packages. 7315 if (pkg.cpuAbiOverride != null 7316 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7317 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7318 } 7319 7320 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7321 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7322 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7323 if (extractLibs) { 7324 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7325 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7326 useIsaSpecificSubdirs); 7327 } else { 7328 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7329 } 7330 } 7331 7332 maybeThrowExceptionForMultiArchCopy( 7333 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7334 7335 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7336 if (extractLibs) { 7337 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7338 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7339 useIsaSpecificSubdirs); 7340 } else { 7341 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7342 } 7343 } 7344 7345 maybeThrowExceptionForMultiArchCopy( 7346 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7347 7348 if (abi64 >= 0) { 7349 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7350 } 7351 7352 if (abi32 >= 0) { 7353 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7354 if (abi64 >= 0) { 7355 pkg.applicationInfo.secondaryCpuAbi = abi; 7356 } else { 7357 pkg.applicationInfo.primaryCpuAbi = abi; 7358 } 7359 } 7360 } else { 7361 String[] abiList = (cpuAbiOverride != null) ? 7362 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7363 7364 // Enable gross and lame hacks for apps that are built with old 7365 // SDK tools. We must scan their APKs for renderscript bitcode and 7366 // not launch them if it's present. Don't bother checking on devices 7367 // that don't have 64 bit support. 7368 boolean needsRenderScriptOverride = false; 7369 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7370 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7371 abiList = Build.SUPPORTED_32_BIT_ABIS; 7372 needsRenderScriptOverride = true; 7373 } 7374 7375 final int copyRet; 7376 if (extractLibs) { 7377 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7378 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7379 } else { 7380 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7381 } 7382 7383 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7384 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7385 "Error unpackaging native libs for app, errorCode=" + copyRet); 7386 } 7387 7388 if (copyRet >= 0) { 7389 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7390 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7391 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7392 } else if (needsRenderScriptOverride) { 7393 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7394 } 7395 } 7396 } catch (IOException ioe) { 7397 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7398 } finally { 7399 IoUtils.closeQuietly(handle); 7400 } 7401 7402 // Now that we've calculated the ABIs and determined if it's an internal app, 7403 // we will go ahead and populate the nativeLibraryPath. 7404 setNativeLibraryPaths(pkg); 7405 } 7406 7407 /** 7408 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7409 * i.e, so that all packages can be run inside a single process if required. 7410 * 7411 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7412 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7413 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7414 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7415 * updating a package that belongs to a shared user. 7416 * 7417 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7418 * adds unnecessary complexity. 7419 */ 7420 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7421 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7422 String requiredInstructionSet = null; 7423 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7424 requiredInstructionSet = VMRuntime.getInstructionSet( 7425 scannedPackage.applicationInfo.primaryCpuAbi); 7426 } 7427 7428 PackageSetting requirer = null; 7429 for (PackageSetting ps : packagesForUser) { 7430 // If packagesForUser contains scannedPackage, we skip it. This will happen 7431 // when scannedPackage is an update of an existing package. Without this check, 7432 // we will never be able to change the ABI of any package belonging to a shared 7433 // user, even if it's compatible with other packages. 7434 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7435 if (ps.primaryCpuAbiString == null) { 7436 continue; 7437 } 7438 7439 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7440 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7441 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7442 // this but there's not much we can do. 7443 String errorMessage = "Instruction set mismatch, " 7444 + ((requirer == null) ? "[caller]" : requirer) 7445 + " requires " + requiredInstructionSet + " whereas " + ps 7446 + " requires " + instructionSet; 7447 Slog.w(TAG, errorMessage); 7448 } 7449 7450 if (requiredInstructionSet == null) { 7451 requiredInstructionSet = instructionSet; 7452 requirer = ps; 7453 } 7454 } 7455 } 7456 7457 if (requiredInstructionSet != null) { 7458 String adjustedAbi; 7459 if (requirer != null) { 7460 // requirer != null implies that either scannedPackage was null or that scannedPackage 7461 // did not require an ABI, in which case we have to adjust scannedPackage to match 7462 // the ABI of the set (which is the same as requirer's ABI) 7463 adjustedAbi = requirer.primaryCpuAbiString; 7464 if (scannedPackage != null) { 7465 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7466 } 7467 } else { 7468 // requirer == null implies that we're updating all ABIs in the set to 7469 // match scannedPackage. 7470 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7471 } 7472 7473 for (PackageSetting ps : packagesForUser) { 7474 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7475 if (ps.primaryCpuAbiString != null) { 7476 continue; 7477 } 7478 7479 ps.primaryCpuAbiString = adjustedAbi; 7480 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7481 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7482 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7483 7484 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7485 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7486 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7487 ps.primaryCpuAbiString = null; 7488 ps.pkg.applicationInfo.primaryCpuAbi = null; 7489 return; 7490 } else { 7491 mInstaller.rmdex(ps.codePathString, 7492 getDexCodeInstructionSet(getPreferredInstructionSet())); 7493 } 7494 } 7495 } 7496 } 7497 } 7498 } 7499 7500 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7501 synchronized (mPackages) { 7502 mResolverReplaced = true; 7503 // Set up information for custom user intent resolution activity. 7504 mResolveActivity.applicationInfo = pkg.applicationInfo; 7505 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7506 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7507 mResolveActivity.processName = pkg.applicationInfo.packageName; 7508 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7509 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7510 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7511 mResolveActivity.theme = 0; 7512 mResolveActivity.exported = true; 7513 mResolveActivity.enabled = true; 7514 mResolveInfo.activityInfo = mResolveActivity; 7515 mResolveInfo.priority = 0; 7516 mResolveInfo.preferredOrder = 0; 7517 mResolveInfo.match = 0; 7518 mResolveComponentName = mCustomResolverComponentName; 7519 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7520 mResolveComponentName); 7521 } 7522 } 7523 7524 private static String calculateBundledApkRoot(final String codePathString) { 7525 final File codePath = new File(codePathString); 7526 final File codeRoot; 7527 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7528 codeRoot = Environment.getRootDirectory(); 7529 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7530 codeRoot = Environment.getOemDirectory(); 7531 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7532 codeRoot = Environment.getVendorDirectory(); 7533 } else { 7534 // Unrecognized code path; take its top real segment as the apk root: 7535 // e.g. /something/app/blah.apk => /something 7536 try { 7537 File f = codePath.getCanonicalFile(); 7538 File parent = f.getParentFile(); // non-null because codePath is a file 7539 File tmp; 7540 while ((tmp = parent.getParentFile()) != null) { 7541 f = parent; 7542 parent = tmp; 7543 } 7544 codeRoot = f; 7545 Slog.w(TAG, "Unrecognized code path " 7546 + codePath + " - using " + codeRoot); 7547 } catch (IOException e) { 7548 // Can't canonicalize the code path -- shenanigans? 7549 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7550 return Environment.getRootDirectory().getPath(); 7551 } 7552 } 7553 return codeRoot.getPath(); 7554 } 7555 7556 /** 7557 * Derive and set the location of native libraries for the given package, 7558 * which varies depending on where and how the package was installed. 7559 */ 7560 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7561 final ApplicationInfo info = pkg.applicationInfo; 7562 final String codePath = pkg.codePath; 7563 final File codeFile = new File(codePath); 7564 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7565 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7566 7567 info.nativeLibraryRootDir = null; 7568 info.nativeLibraryRootRequiresIsa = false; 7569 info.nativeLibraryDir = null; 7570 info.secondaryNativeLibraryDir = null; 7571 7572 if (isApkFile(codeFile)) { 7573 // Monolithic install 7574 if (bundledApp) { 7575 // If "/system/lib64/apkname" exists, assume that is the per-package 7576 // native library directory to use; otherwise use "/system/lib/apkname". 7577 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7578 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7579 getPrimaryInstructionSet(info)); 7580 7581 // This is a bundled system app so choose the path based on the ABI. 7582 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7583 // is just the default path. 7584 final String apkName = deriveCodePathName(codePath); 7585 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7586 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7587 apkName).getAbsolutePath(); 7588 7589 if (info.secondaryCpuAbi != null) { 7590 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7591 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7592 secondaryLibDir, apkName).getAbsolutePath(); 7593 } 7594 } else if (asecApp) { 7595 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7596 .getAbsolutePath(); 7597 } else { 7598 final String apkName = deriveCodePathName(codePath); 7599 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7600 .getAbsolutePath(); 7601 } 7602 7603 info.nativeLibraryRootRequiresIsa = false; 7604 info.nativeLibraryDir = info.nativeLibraryRootDir; 7605 } else { 7606 // Cluster install 7607 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7608 info.nativeLibraryRootRequiresIsa = true; 7609 7610 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7611 getPrimaryInstructionSet(info)).getAbsolutePath(); 7612 7613 if (info.secondaryCpuAbi != null) { 7614 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7615 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7616 } 7617 } 7618 } 7619 7620 /** 7621 * Calculate the abis and roots for a bundled app. These can uniquely 7622 * be determined from the contents of the system partition, i.e whether 7623 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7624 * of this information, and instead assume that the system was built 7625 * sensibly. 7626 */ 7627 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7628 PackageSetting pkgSetting) { 7629 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7630 7631 // If "/system/lib64/apkname" exists, assume that is the per-package 7632 // native library directory to use; otherwise use "/system/lib/apkname". 7633 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7634 setBundledAppAbi(pkg, apkRoot, apkName); 7635 // pkgSetting might be null during rescan following uninstall of updates 7636 // to a bundled app, so accommodate that possibility. The settings in 7637 // that case will be established later from the parsed package. 7638 // 7639 // If the settings aren't null, sync them up with what we've just derived. 7640 // note that apkRoot isn't stored in the package settings. 7641 if (pkgSetting != null) { 7642 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7643 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7644 } 7645 } 7646 7647 /** 7648 * Deduces the ABI of a bundled app and sets the relevant fields on the 7649 * parsed pkg object. 7650 * 7651 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7652 * under which system libraries are installed. 7653 * @param apkName the name of the installed package. 7654 */ 7655 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7656 final File codeFile = new File(pkg.codePath); 7657 7658 final boolean has64BitLibs; 7659 final boolean has32BitLibs; 7660 if (isApkFile(codeFile)) { 7661 // Monolithic install 7662 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7663 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7664 } else { 7665 // Cluster install 7666 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7667 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7668 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7669 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7670 has64BitLibs = (new File(rootDir, isa)).exists(); 7671 } else { 7672 has64BitLibs = false; 7673 } 7674 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7675 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7676 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7677 has32BitLibs = (new File(rootDir, isa)).exists(); 7678 } else { 7679 has32BitLibs = false; 7680 } 7681 } 7682 7683 if (has64BitLibs && !has32BitLibs) { 7684 // The package has 64 bit libs, but not 32 bit libs. Its primary 7685 // ABI should be 64 bit. We can safely assume here that the bundled 7686 // native libraries correspond to the most preferred ABI in the list. 7687 7688 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7689 pkg.applicationInfo.secondaryCpuAbi = null; 7690 } else if (has32BitLibs && !has64BitLibs) { 7691 // The package has 32 bit libs but not 64 bit libs. Its primary 7692 // ABI should be 32 bit. 7693 7694 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7695 pkg.applicationInfo.secondaryCpuAbi = null; 7696 } else if (has32BitLibs && has64BitLibs) { 7697 // The application has both 64 and 32 bit bundled libraries. We check 7698 // here that the app declares multiArch support, and warn if it doesn't. 7699 // 7700 // We will be lenient here and record both ABIs. The primary will be the 7701 // ABI that's higher on the list, i.e, a device that's configured to prefer 7702 // 64 bit apps will see a 64 bit primary ABI, 7703 7704 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7705 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7706 } 7707 7708 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7709 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7710 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7711 } else { 7712 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7713 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7714 } 7715 } else { 7716 pkg.applicationInfo.primaryCpuAbi = null; 7717 pkg.applicationInfo.secondaryCpuAbi = null; 7718 } 7719 } 7720 7721 private void killApplication(String pkgName, int appId, String reason) { 7722 // Request the ActivityManager to kill the process(only for existing packages) 7723 // so that we do not end up in a confused state while the user is still using the older 7724 // version of the application while the new one gets installed. 7725 IActivityManager am = ActivityManagerNative.getDefault(); 7726 if (am != null) { 7727 try { 7728 am.killApplicationWithAppId(pkgName, appId, reason); 7729 } catch (RemoteException e) { 7730 } 7731 } 7732 } 7733 7734 void removePackageLI(PackageSetting ps, boolean chatty) { 7735 if (DEBUG_INSTALL) { 7736 if (chatty) 7737 Log.d(TAG, "Removing package " + ps.name); 7738 } 7739 7740 // writer 7741 synchronized (mPackages) { 7742 mPackages.remove(ps.name); 7743 final PackageParser.Package pkg = ps.pkg; 7744 if (pkg != null) { 7745 cleanPackageDataStructuresLILPw(pkg, chatty); 7746 } 7747 } 7748 } 7749 7750 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7751 if (DEBUG_INSTALL) { 7752 if (chatty) 7753 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7754 } 7755 7756 // writer 7757 synchronized (mPackages) { 7758 mPackages.remove(pkg.applicationInfo.packageName); 7759 cleanPackageDataStructuresLILPw(pkg, chatty); 7760 } 7761 } 7762 7763 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7764 int N = pkg.providers.size(); 7765 StringBuilder r = null; 7766 int i; 7767 for (i=0; i<N; i++) { 7768 PackageParser.Provider p = pkg.providers.get(i); 7769 mProviders.removeProvider(p); 7770 if (p.info.authority == null) { 7771 7772 /* There was another ContentProvider with this authority when 7773 * this app was installed so this authority is null, 7774 * Ignore it as we don't have to unregister the provider. 7775 */ 7776 continue; 7777 } 7778 String names[] = p.info.authority.split(";"); 7779 for (int j = 0; j < names.length; j++) { 7780 if (mProvidersByAuthority.get(names[j]) == p) { 7781 mProvidersByAuthority.remove(names[j]); 7782 if (DEBUG_REMOVE) { 7783 if (chatty) 7784 Log.d(TAG, "Unregistered content provider: " + names[j] 7785 + ", className = " + p.info.name + ", isSyncable = " 7786 + p.info.isSyncable); 7787 } 7788 } 7789 } 7790 if (DEBUG_REMOVE && chatty) { 7791 if (r == null) { 7792 r = new StringBuilder(256); 7793 } else { 7794 r.append(' '); 7795 } 7796 r.append(p.info.name); 7797 } 7798 } 7799 if (r != null) { 7800 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7801 } 7802 7803 N = pkg.services.size(); 7804 r = null; 7805 for (i=0; i<N; i++) { 7806 PackageParser.Service s = pkg.services.get(i); 7807 mServices.removeService(s); 7808 if (chatty) { 7809 if (r == null) { 7810 r = new StringBuilder(256); 7811 } else { 7812 r.append(' '); 7813 } 7814 r.append(s.info.name); 7815 } 7816 } 7817 if (r != null) { 7818 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7819 } 7820 7821 N = pkg.receivers.size(); 7822 r = null; 7823 for (i=0; i<N; i++) { 7824 PackageParser.Activity a = pkg.receivers.get(i); 7825 mReceivers.removeActivity(a, "receiver"); 7826 if (DEBUG_REMOVE && chatty) { 7827 if (r == null) { 7828 r = new StringBuilder(256); 7829 } else { 7830 r.append(' '); 7831 } 7832 r.append(a.info.name); 7833 } 7834 } 7835 if (r != null) { 7836 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7837 } 7838 7839 N = pkg.activities.size(); 7840 r = null; 7841 for (i=0; i<N; i++) { 7842 PackageParser.Activity a = pkg.activities.get(i); 7843 mActivities.removeActivity(a, "activity"); 7844 if (DEBUG_REMOVE && chatty) { 7845 if (r == null) { 7846 r = new StringBuilder(256); 7847 } else { 7848 r.append(' '); 7849 } 7850 r.append(a.info.name); 7851 } 7852 } 7853 if (r != null) { 7854 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7855 } 7856 7857 N = pkg.permissions.size(); 7858 r = null; 7859 for (i=0; i<N; i++) { 7860 PackageParser.Permission p = pkg.permissions.get(i); 7861 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7862 if (bp == null) { 7863 bp = mSettings.mPermissionTrees.get(p.info.name); 7864 } 7865 if (bp != null && bp.perm == p) { 7866 bp.perm = null; 7867 if (DEBUG_REMOVE && chatty) { 7868 if (r == null) { 7869 r = new StringBuilder(256); 7870 } else { 7871 r.append(' '); 7872 } 7873 r.append(p.info.name); 7874 } 7875 } 7876 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7877 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7878 if (appOpPerms != null) { 7879 appOpPerms.remove(pkg.packageName); 7880 } 7881 } 7882 } 7883 if (r != null) { 7884 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7885 } 7886 7887 N = pkg.requestedPermissions.size(); 7888 r = null; 7889 for (i=0; i<N; i++) { 7890 String perm = pkg.requestedPermissions.get(i); 7891 BasePermission bp = mSettings.mPermissions.get(perm); 7892 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7893 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7894 if (appOpPerms != null) { 7895 appOpPerms.remove(pkg.packageName); 7896 if (appOpPerms.isEmpty()) { 7897 mAppOpPermissionPackages.remove(perm); 7898 } 7899 } 7900 } 7901 } 7902 if (r != null) { 7903 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7904 } 7905 7906 N = pkg.instrumentation.size(); 7907 r = null; 7908 for (i=0; i<N; i++) { 7909 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7910 mInstrumentation.remove(a.getComponentName()); 7911 if (DEBUG_REMOVE && chatty) { 7912 if (r == null) { 7913 r = new StringBuilder(256); 7914 } else { 7915 r.append(' '); 7916 } 7917 r.append(a.info.name); 7918 } 7919 } 7920 if (r != null) { 7921 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7922 } 7923 7924 r = null; 7925 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7926 // Only system apps can hold shared libraries. 7927 if (pkg.libraryNames != null) { 7928 for (i=0; i<pkg.libraryNames.size(); i++) { 7929 String name = pkg.libraryNames.get(i); 7930 SharedLibraryEntry cur = mSharedLibraries.get(name); 7931 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7932 mSharedLibraries.remove(name); 7933 if (DEBUG_REMOVE && chatty) { 7934 if (r == null) { 7935 r = new StringBuilder(256); 7936 } else { 7937 r.append(' '); 7938 } 7939 r.append(name); 7940 } 7941 } 7942 } 7943 } 7944 } 7945 if (r != null) { 7946 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7947 } 7948 } 7949 7950 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7951 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7952 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7953 return true; 7954 } 7955 } 7956 return false; 7957 } 7958 7959 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7960 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7961 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7962 7963 private void updatePermissionsLPw(String changingPkg, 7964 PackageParser.Package pkgInfo, int flags) { 7965 // Make sure there are no dangling permission trees. 7966 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7967 while (it.hasNext()) { 7968 final BasePermission bp = it.next(); 7969 if (bp.packageSetting == null) { 7970 // We may not yet have parsed the package, so just see if 7971 // we still know about its settings. 7972 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7973 } 7974 if (bp.packageSetting == null) { 7975 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7976 + " from package " + bp.sourcePackage); 7977 it.remove(); 7978 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7979 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7980 Slog.i(TAG, "Removing old permission tree: " + bp.name 7981 + " from package " + bp.sourcePackage); 7982 flags |= UPDATE_PERMISSIONS_ALL; 7983 it.remove(); 7984 } 7985 } 7986 } 7987 7988 // Make sure all dynamic permissions have been assigned to a package, 7989 // and make sure there are no dangling permissions. 7990 it = mSettings.mPermissions.values().iterator(); 7991 while (it.hasNext()) { 7992 final BasePermission bp = it.next(); 7993 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7994 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7995 + bp.name + " pkg=" + bp.sourcePackage 7996 + " info=" + bp.pendingInfo); 7997 if (bp.packageSetting == null && bp.pendingInfo != null) { 7998 final BasePermission tree = findPermissionTreeLP(bp.name); 7999 if (tree != null && tree.perm != null) { 8000 bp.packageSetting = tree.packageSetting; 8001 bp.perm = new PackageParser.Permission(tree.perm.owner, 8002 new PermissionInfo(bp.pendingInfo)); 8003 bp.perm.info.packageName = tree.perm.info.packageName; 8004 bp.perm.info.name = bp.name; 8005 bp.uid = tree.uid; 8006 } 8007 } 8008 } 8009 if (bp.packageSetting == null) { 8010 // We may not yet have parsed the package, so just see if 8011 // we still know about its settings. 8012 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8013 } 8014 if (bp.packageSetting == null) { 8015 Slog.w(TAG, "Removing dangling permission: " + bp.name 8016 + " from package " + bp.sourcePackage); 8017 it.remove(); 8018 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8019 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8020 Slog.i(TAG, "Removing old permission: " + bp.name 8021 + " from package " + bp.sourcePackage); 8022 flags |= UPDATE_PERMISSIONS_ALL; 8023 it.remove(); 8024 } 8025 } 8026 } 8027 8028 // Now update the permissions for all packages, in particular 8029 // replace the granted permissions of the system packages. 8030 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8031 for (PackageParser.Package pkg : mPackages.values()) { 8032 if (pkg != pkgInfo) { 8033 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8034 changingPkg); 8035 } 8036 } 8037 } 8038 8039 if (pkgInfo != null) { 8040 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8041 } 8042 } 8043 8044 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8045 String packageOfInterest) { 8046 // IMPORTANT: There are two types of permissions: install and runtime. 8047 // Install time permissions are granted when the app is installed to 8048 // all device users and users added in the future. Runtime permissions 8049 // are granted at runtime explicitly to specific users. Normal and signature 8050 // protected permissions are install time permissions. Dangerous permissions 8051 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8052 // otherwise they are runtime permissions. This function does not manage 8053 // runtime permissions except for the case an app targeting Lollipop MR1 8054 // being upgraded to target a newer SDK, in which case dangerous permissions 8055 // are transformed from install time to runtime ones. 8056 8057 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8058 if (ps == null) { 8059 return; 8060 } 8061 8062 PermissionsState permissionsState = ps.getPermissionsState(); 8063 PermissionsState origPermissions = permissionsState; 8064 8065 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8066 8067 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8068 8069 boolean changedInstallPermission = false; 8070 8071 if (replace) { 8072 ps.installPermissionsFixed = false; 8073 if (!ps.isSharedUser()) { 8074 origPermissions = new PermissionsState(permissionsState); 8075 permissionsState.reset(); 8076 } 8077 } 8078 8079 permissionsState.setGlobalGids(mGlobalGids); 8080 8081 final int N = pkg.requestedPermissions.size(); 8082 for (int i=0; i<N; i++) { 8083 final String name = pkg.requestedPermissions.get(i); 8084 final BasePermission bp = mSettings.mPermissions.get(name); 8085 8086 if (DEBUG_INSTALL) { 8087 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8088 } 8089 8090 if (bp == null || bp.packageSetting == null) { 8091 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8092 Slog.w(TAG, "Unknown permission " + name 8093 + " in package " + pkg.packageName); 8094 } 8095 continue; 8096 } 8097 8098 final String perm = bp.name; 8099 boolean allowedSig = false; 8100 int grant = GRANT_DENIED; 8101 8102 // Keep track of app op permissions. 8103 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8104 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8105 if (pkgs == null) { 8106 pkgs = new ArraySet<>(); 8107 mAppOpPermissionPackages.put(bp.name, pkgs); 8108 } 8109 pkgs.add(pkg.packageName); 8110 } 8111 8112 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8113 switch (level) { 8114 case PermissionInfo.PROTECTION_NORMAL: { 8115 // For all apps normal permissions are install time ones. 8116 grant = GRANT_INSTALL; 8117 } break; 8118 8119 case PermissionInfo.PROTECTION_DANGEROUS: { 8120 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8121 // For legacy apps dangerous permissions are install time ones. 8122 grant = GRANT_INSTALL_LEGACY; 8123 } else if (origPermissions.hasInstallPermission(bp.name)) { 8124 // For legacy apps that became modern, install becomes runtime. 8125 grant = GRANT_UPGRADE; 8126 } else { 8127 // For modern apps keep runtime permissions unchanged. 8128 grant = GRANT_RUNTIME; 8129 } 8130 } break; 8131 8132 case PermissionInfo.PROTECTION_SIGNATURE: { 8133 // For all apps signature permissions are install time ones. 8134 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8135 if (allowedSig) { 8136 grant = GRANT_INSTALL; 8137 } 8138 } break; 8139 } 8140 8141 if (DEBUG_INSTALL) { 8142 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8143 } 8144 8145 if (grant != GRANT_DENIED) { 8146 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8147 // If this is an existing, non-system package, then 8148 // we can't add any new permissions to it. 8149 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8150 // Except... if this is a permission that was added 8151 // to the platform (note: need to only do this when 8152 // updating the platform). 8153 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8154 grant = GRANT_DENIED; 8155 } 8156 } 8157 } 8158 8159 switch (grant) { 8160 case GRANT_INSTALL: { 8161 // Revoke this as runtime permission to handle the case of 8162 // a runtime permission being downgraded to an install one. 8163 for (int userId : UserManagerService.getInstance().getUserIds()) { 8164 if (origPermissions.getRuntimePermissionState( 8165 bp.name, userId) != null) { 8166 // Revoke the runtime permission and clear the flags. 8167 origPermissions.revokeRuntimePermission(bp, userId); 8168 origPermissions.updatePermissionFlags(bp, userId, 8169 PackageManager.MASK_PERMISSION_FLAGS, 0); 8170 // If we revoked a permission permission, we have to write. 8171 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8172 changedRuntimePermissionUserIds, userId); 8173 } 8174 } 8175 // Grant an install permission. 8176 if (permissionsState.grantInstallPermission(bp) != 8177 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8178 changedInstallPermission = true; 8179 } 8180 } break; 8181 8182 case GRANT_INSTALL_LEGACY: { 8183 // Grant an install permission. 8184 if (permissionsState.grantInstallPermission(bp) != 8185 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8186 changedInstallPermission = true; 8187 } 8188 } break; 8189 8190 case GRANT_RUNTIME: { 8191 // Grant previously granted runtime permissions. 8192 for (int userId : UserManagerService.getInstance().getUserIds()) { 8193 PermissionState permissionState = origPermissions 8194 .getRuntimePermissionState(bp.name, userId); 8195 final int flags = permissionState != null 8196 ? permissionState.getFlags() : 0; 8197 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8198 if (permissionsState.grantRuntimePermission(bp, userId) == 8199 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8200 // If we cannot put the permission as it was, we have to write. 8201 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8202 changedRuntimePermissionUserIds, userId); 8203 } 8204 } 8205 // Propagate the permission flags. 8206 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8207 } 8208 } break; 8209 8210 case GRANT_UPGRADE: { 8211 // Grant runtime permissions for a previously held install permission. 8212 PermissionState permissionState = origPermissions 8213 .getInstallPermissionState(bp.name); 8214 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8215 8216 if (origPermissions.revokeInstallPermission(bp) 8217 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8218 // We will be transferring the permission flags, so clear them. 8219 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8220 PackageManager.MASK_PERMISSION_FLAGS, 0); 8221 changedInstallPermission = true; 8222 } 8223 8224 // If the permission is not to be promoted to runtime we ignore it and 8225 // also its other flags as they are not applicable to install permissions. 8226 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8227 for (int userId : currentUserIds) { 8228 if (permissionsState.grantRuntimePermission(bp, userId) != 8229 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8230 // Transfer the permission flags. 8231 permissionsState.updatePermissionFlags(bp, userId, 8232 flags, flags); 8233 // If we granted the permission, we have to write. 8234 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8235 changedRuntimePermissionUserIds, userId); 8236 } 8237 } 8238 } 8239 } break; 8240 8241 default: { 8242 if (packageOfInterest == null 8243 || packageOfInterest.equals(pkg.packageName)) { 8244 Slog.w(TAG, "Not granting permission " + perm 8245 + " to package " + pkg.packageName 8246 + " because it was previously installed without"); 8247 } 8248 } break; 8249 } 8250 } else { 8251 if (permissionsState.revokeInstallPermission(bp) != 8252 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8253 // Also drop the permission flags. 8254 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8255 PackageManager.MASK_PERMISSION_FLAGS, 0); 8256 changedInstallPermission = true; 8257 Slog.i(TAG, "Un-granting permission " + perm 8258 + " from package " + pkg.packageName 8259 + " (protectionLevel=" + bp.protectionLevel 8260 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8261 + ")"); 8262 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8263 // Don't print warning for app op permissions, since it is fine for them 8264 // not to be granted, there is a UI for the user to decide. 8265 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8266 Slog.w(TAG, "Not granting permission " + perm 8267 + " to package " + pkg.packageName 8268 + " (protectionLevel=" + bp.protectionLevel 8269 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8270 + ")"); 8271 } 8272 } 8273 } 8274 } 8275 8276 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8277 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8278 // This is the first that we have heard about this package, so the 8279 // permissions we have now selected are fixed until explicitly 8280 // changed. 8281 ps.installPermissionsFixed = true; 8282 } 8283 8284 // Persist the runtime permissions state for users with changes. 8285 for (int userId : changedRuntimePermissionUserIds) { 8286 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8287 } 8288 } 8289 8290 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8291 boolean allowed = false; 8292 final int NP = PackageParser.NEW_PERMISSIONS.length; 8293 for (int ip=0; ip<NP; ip++) { 8294 final PackageParser.NewPermissionInfo npi 8295 = PackageParser.NEW_PERMISSIONS[ip]; 8296 if (npi.name.equals(perm) 8297 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8298 allowed = true; 8299 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8300 + pkg.packageName); 8301 break; 8302 } 8303 } 8304 return allowed; 8305 } 8306 8307 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8308 BasePermission bp, PermissionsState origPermissions) { 8309 boolean allowed; 8310 allowed = (compareSignatures( 8311 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8312 == PackageManager.SIGNATURE_MATCH) 8313 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8314 == PackageManager.SIGNATURE_MATCH); 8315 if (!allowed && (bp.protectionLevel 8316 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8317 if (isSystemApp(pkg)) { 8318 // For updated system applications, a system permission 8319 // is granted only if it had been defined by the original application. 8320 if (pkg.isUpdatedSystemApp()) { 8321 final PackageSetting sysPs = mSettings 8322 .getDisabledSystemPkgLPr(pkg.packageName); 8323 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8324 // If the original was granted this permission, we take 8325 // that grant decision as read and propagate it to the 8326 // update. 8327 if (sysPs.isPrivileged()) { 8328 allowed = true; 8329 } 8330 } else { 8331 // The system apk may have been updated with an older 8332 // version of the one on the data partition, but which 8333 // granted a new system permission that it didn't have 8334 // before. In this case we do want to allow the app to 8335 // now get the new permission if the ancestral apk is 8336 // privileged to get it. 8337 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8338 for (int j=0; 8339 j<sysPs.pkg.requestedPermissions.size(); j++) { 8340 if (perm.equals( 8341 sysPs.pkg.requestedPermissions.get(j))) { 8342 allowed = true; 8343 break; 8344 } 8345 } 8346 } 8347 } 8348 } else { 8349 allowed = isPrivilegedApp(pkg); 8350 } 8351 } 8352 } 8353 if (!allowed && (bp.protectionLevel 8354 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8355 // For development permissions, a development permission 8356 // is granted only if it was already granted. 8357 allowed = origPermissions.hasInstallPermission(perm); 8358 } 8359 return allowed; 8360 } 8361 8362 final class ActivityIntentResolver 8363 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8364 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8365 boolean defaultOnly, int userId) { 8366 if (!sUserManager.exists(userId)) return null; 8367 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8368 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8369 } 8370 8371 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8372 int userId) { 8373 if (!sUserManager.exists(userId)) return null; 8374 mFlags = flags; 8375 return super.queryIntent(intent, resolvedType, 8376 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8377 } 8378 8379 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8380 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8381 if (!sUserManager.exists(userId)) return null; 8382 if (packageActivities == null) { 8383 return null; 8384 } 8385 mFlags = flags; 8386 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8387 final int N = packageActivities.size(); 8388 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8389 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8390 8391 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8392 for (int i = 0; i < N; ++i) { 8393 intentFilters = packageActivities.get(i).intents; 8394 if (intentFilters != null && intentFilters.size() > 0) { 8395 PackageParser.ActivityIntentInfo[] array = 8396 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8397 intentFilters.toArray(array); 8398 listCut.add(array); 8399 } 8400 } 8401 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8402 } 8403 8404 public final void addActivity(PackageParser.Activity a, String type) { 8405 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8406 mActivities.put(a.getComponentName(), a); 8407 if (DEBUG_SHOW_INFO) 8408 Log.v( 8409 TAG, " " + type + " " + 8410 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8411 if (DEBUG_SHOW_INFO) 8412 Log.v(TAG, " Class=" + a.info.name); 8413 final int NI = a.intents.size(); 8414 for (int j=0; j<NI; j++) { 8415 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8416 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8417 intent.setPriority(0); 8418 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8419 + a.className + " with priority > 0, forcing to 0"); 8420 } 8421 if (DEBUG_SHOW_INFO) { 8422 Log.v(TAG, " IntentFilter:"); 8423 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8424 } 8425 if (!intent.debugCheck()) { 8426 Log.w(TAG, "==> For Activity " + a.info.name); 8427 } 8428 addFilter(intent); 8429 } 8430 } 8431 8432 public final void removeActivity(PackageParser.Activity a, String type) { 8433 mActivities.remove(a.getComponentName()); 8434 if (DEBUG_SHOW_INFO) { 8435 Log.v(TAG, " " + type + " " 8436 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8437 : a.info.name) + ":"); 8438 Log.v(TAG, " Class=" + a.info.name); 8439 } 8440 final int NI = a.intents.size(); 8441 for (int j=0; j<NI; j++) { 8442 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8443 if (DEBUG_SHOW_INFO) { 8444 Log.v(TAG, " IntentFilter:"); 8445 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8446 } 8447 removeFilter(intent); 8448 } 8449 } 8450 8451 @Override 8452 protected boolean allowFilterResult( 8453 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8454 ActivityInfo filterAi = filter.activity.info; 8455 for (int i=dest.size()-1; i>=0; i--) { 8456 ActivityInfo destAi = dest.get(i).activityInfo; 8457 if (destAi.name == filterAi.name 8458 && destAi.packageName == filterAi.packageName) { 8459 return false; 8460 } 8461 } 8462 return true; 8463 } 8464 8465 @Override 8466 protected ActivityIntentInfo[] newArray(int size) { 8467 return new ActivityIntentInfo[size]; 8468 } 8469 8470 @Override 8471 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8472 if (!sUserManager.exists(userId)) return true; 8473 PackageParser.Package p = filter.activity.owner; 8474 if (p != null) { 8475 PackageSetting ps = (PackageSetting)p.mExtras; 8476 if (ps != null) { 8477 // System apps are never considered stopped for purposes of 8478 // filtering, because there may be no way for the user to 8479 // actually re-launch them. 8480 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8481 && ps.getStopped(userId); 8482 } 8483 } 8484 return false; 8485 } 8486 8487 @Override 8488 protected boolean isPackageForFilter(String packageName, 8489 PackageParser.ActivityIntentInfo info) { 8490 return packageName.equals(info.activity.owner.packageName); 8491 } 8492 8493 @Override 8494 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8495 int match, int userId) { 8496 if (!sUserManager.exists(userId)) return null; 8497 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8498 return null; 8499 } 8500 final PackageParser.Activity activity = info.activity; 8501 if (mSafeMode && (activity.info.applicationInfo.flags 8502 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8503 return null; 8504 } 8505 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8506 if (ps == null) { 8507 return null; 8508 } 8509 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8510 ps.readUserState(userId), userId); 8511 if (ai == null) { 8512 return null; 8513 } 8514 final ResolveInfo res = new ResolveInfo(); 8515 res.activityInfo = ai; 8516 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8517 res.filter = info; 8518 } 8519 if (info != null) { 8520 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8521 } 8522 res.priority = info.getPriority(); 8523 res.preferredOrder = activity.owner.mPreferredOrder; 8524 //System.out.println("Result: " + res.activityInfo.className + 8525 // " = " + res.priority); 8526 res.match = match; 8527 res.isDefault = info.hasDefault; 8528 res.labelRes = info.labelRes; 8529 res.nonLocalizedLabel = info.nonLocalizedLabel; 8530 if (userNeedsBadging(userId)) { 8531 res.noResourceId = true; 8532 } else { 8533 res.icon = info.icon; 8534 } 8535 res.iconResourceId = info.icon; 8536 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8537 return res; 8538 } 8539 8540 @Override 8541 protected void sortResults(List<ResolveInfo> results) { 8542 Collections.sort(results, mResolvePrioritySorter); 8543 } 8544 8545 @Override 8546 protected void dumpFilter(PrintWriter out, String prefix, 8547 PackageParser.ActivityIntentInfo filter) { 8548 out.print(prefix); out.print( 8549 Integer.toHexString(System.identityHashCode(filter.activity))); 8550 out.print(' '); 8551 filter.activity.printComponentShortName(out); 8552 out.print(" filter "); 8553 out.println(Integer.toHexString(System.identityHashCode(filter))); 8554 } 8555 8556 @Override 8557 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8558 return filter.activity; 8559 } 8560 8561 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8562 PackageParser.Activity activity = (PackageParser.Activity)label; 8563 out.print(prefix); out.print( 8564 Integer.toHexString(System.identityHashCode(activity))); 8565 out.print(' '); 8566 activity.printComponentShortName(out); 8567 if (count > 1) { 8568 out.print(" ("); out.print(count); out.print(" filters)"); 8569 } 8570 out.println(); 8571 } 8572 8573// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8574// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8575// final List<ResolveInfo> retList = Lists.newArrayList(); 8576// while (i.hasNext()) { 8577// final ResolveInfo resolveInfo = i.next(); 8578// if (isEnabledLP(resolveInfo.activityInfo)) { 8579// retList.add(resolveInfo); 8580// } 8581// } 8582// return retList; 8583// } 8584 8585 // Keys are String (activity class name), values are Activity. 8586 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8587 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8588 private int mFlags; 8589 } 8590 8591 private final class ServiceIntentResolver 8592 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8593 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8594 boolean defaultOnly, int userId) { 8595 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8596 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8597 } 8598 8599 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8600 int userId) { 8601 if (!sUserManager.exists(userId)) return null; 8602 mFlags = flags; 8603 return super.queryIntent(intent, resolvedType, 8604 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8605 } 8606 8607 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8608 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8609 if (!sUserManager.exists(userId)) return null; 8610 if (packageServices == null) { 8611 return null; 8612 } 8613 mFlags = flags; 8614 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8615 final int N = packageServices.size(); 8616 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8617 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8618 8619 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8620 for (int i = 0; i < N; ++i) { 8621 intentFilters = packageServices.get(i).intents; 8622 if (intentFilters != null && intentFilters.size() > 0) { 8623 PackageParser.ServiceIntentInfo[] array = 8624 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8625 intentFilters.toArray(array); 8626 listCut.add(array); 8627 } 8628 } 8629 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8630 } 8631 8632 public final void addService(PackageParser.Service s) { 8633 mServices.put(s.getComponentName(), s); 8634 if (DEBUG_SHOW_INFO) { 8635 Log.v(TAG, " " 8636 + (s.info.nonLocalizedLabel != null 8637 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8638 Log.v(TAG, " Class=" + s.info.name); 8639 } 8640 final int NI = s.intents.size(); 8641 int j; 8642 for (j=0; j<NI; j++) { 8643 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8644 if (DEBUG_SHOW_INFO) { 8645 Log.v(TAG, " IntentFilter:"); 8646 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8647 } 8648 if (!intent.debugCheck()) { 8649 Log.w(TAG, "==> For Service " + s.info.name); 8650 } 8651 addFilter(intent); 8652 } 8653 } 8654 8655 public final void removeService(PackageParser.Service s) { 8656 mServices.remove(s.getComponentName()); 8657 if (DEBUG_SHOW_INFO) { 8658 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8659 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8660 Log.v(TAG, " Class=" + s.info.name); 8661 } 8662 final int NI = s.intents.size(); 8663 int j; 8664 for (j=0; j<NI; j++) { 8665 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8666 if (DEBUG_SHOW_INFO) { 8667 Log.v(TAG, " IntentFilter:"); 8668 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8669 } 8670 removeFilter(intent); 8671 } 8672 } 8673 8674 @Override 8675 protected boolean allowFilterResult( 8676 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8677 ServiceInfo filterSi = filter.service.info; 8678 for (int i=dest.size()-1; i>=0; i--) { 8679 ServiceInfo destAi = dest.get(i).serviceInfo; 8680 if (destAi.name == filterSi.name 8681 && destAi.packageName == filterSi.packageName) { 8682 return false; 8683 } 8684 } 8685 return true; 8686 } 8687 8688 @Override 8689 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8690 return new PackageParser.ServiceIntentInfo[size]; 8691 } 8692 8693 @Override 8694 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8695 if (!sUserManager.exists(userId)) return true; 8696 PackageParser.Package p = filter.service.owner; 8697 if (p != null) { 8698 PackageSetting ps = (PackageSetting)p.mExtras; 8699 if (ps != null) { 8700 // System apps are never considered stopped for purposes of 8701 // filtering, because there may be no way for the user to 8702 // actually re-launch them. 8703 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8704 && ps.getStopped(userId); 8705 } 8706 } 8707 return false; 8708 } 8709 8710 @Override 8711 protected boolean isPackageForFilter(String packageName, 8712 PackageParser.ServiceIntentInfo info) { 8713 return packageName.equals(info.service.owner.packageName); 8714 } 8715 8716 @Override 8717 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8718 int match, int userId) { 8719 if (!sUserManager.exists(userId)) return null; 8720 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8721 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8722 return null; 8723 } 8724 final PackageParser.Service service = info.service; 8725 if (mSafeMode && (service.info.applicationInfo.flags 8726 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8727 return null; 8728 } 8729 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8730 if (ps == null) { 8731 return null; 8732 } 8733 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8734 ps.readUserState(userId), userId); 8735 if (si == null) { 8736 return null; 8737 } 8738 final ResolveInfo res = new ResolveInfo(); 8739 res.serviceInfo = si; 8740 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8741 res.filter = filter; 8742 } 8743 res.priority = info.getPriority(); 8744 res.preferredOrder = service.owner.mPreferredOrder; 8745 res.match = match; 8746 res.isDefault = info.hasDefault; 8747 res.labelRes = info.labelRes; 8748 res.nonLocalizedLabel = info.nonLocalizedLabel; 8749 res.icon = info.icon; 8750 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8751 return res; 8752 } 8753 8754 @Override 8755 protected void sortResults(List<ResolveInfo> results) { 8756 Collections.sort(results, mResolvePrioritySorter); 8757 } 8758 8759 @Override 8760 protected void dumpFilter(PrintWriter out, String prefix, 8761 PackageParser.ServiceIntentInfo filter) { 8762 out.print(prefix); out.print( 8763 Integer.toHexString(System.identityHashCode(filter.service))); 8764 out.print(' '); 8765 filter.service.printComponentShortName(out); 8766 out.print(" filter "); 8767 out.println(Integer.toHexString(System.identityHashCode(filter))); 8768 } 8769 8770 @Override 8771 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8772 return filter.service; 8773 } 8774 8775 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8776 PackageParser.Service service = (PackageParser.Service)label; 8777 out.print(prefix); out.print( 8778 Integer.toHexString(System.identityHashCode(service))); 8779 out.print(' '); 8780 service.printComponentShortName(out); 8781 if (count > 1) { 8782 out.print(" ("); out.print(count); out.print(" filters)"); 8783 } 8784 out.println(); 8785 } 8786 8787// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8788// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8789// final List<ResolveInfo> retList = Lists.newArrayList(); 8790// while (i.hasNext()) { 8791// final ResolveInfo resolveInfo = (ResolveInfo) i; 8792// if (isEnabledLP(resolveInfo.serviceInfo)) { 8793// retList.add(resolveInfo); 8794// } 8795// } 8796// return retList; 8797// } 8798 8799 // Keys are String (activity class name), values are Activity. 8800 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8801 = new ArrayMap<ComponentName, PackageParser.Service>(); 8802 private int mFlags; 8803 }; 8804 8805 private final class ProviderIntentResolver 8806 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8807 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8808 boolean defaultOnly, int userId) { 8809 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8810 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8811 } 8812 8813 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8814 int userId) { 8815 if (!sUserManager.exists(userId)) 8816 return null; 8817 mFlags = flags; 8818 return super.queryIntent(intent, resolvedType, 8819 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8820 } 8821 8822 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8823 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8824 if (!sUserManager.exists(userId)) 8825 return null; 8826 if (packageProviders == null) { 8827 return null; 8828 } 8829 mFlags = flags; 8830 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8831 final int N = packageProviders.size(); 8832 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8833 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8834 8835 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8836 for (int i = 0; i < N; ++i) { 8837 intentFilters = packageProviders.get(i).intents; 8838 if (intentFilters != null && intentFilters.size() > 0) { 8839 PackageParser.ProviderIntentInfo[] array = 8840 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8841 intentFilters.toArray(array); 8842 listCut.add(array); 8843 } 8844 } 8845 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8846 } 8847 8848 public final void addProvider(PackageParser.Provider p) { 8849 if (mProviders.containsKey(p.getComponentName())) { 8850 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8851 return; 8852 } 8853 8854 mProviders.put(p.getComponentName(), p); 8855 if (DEBUG_SHOW_INFO) { 8856 Log.v(TAG, " " 8857 + (p.info.nonLocalizedLabel != null 8858 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8859 Log.v(TAG, " Class=" + p.info.name); 8860 } 8861 final int NI = p.intents.size(); 8862 int j; 8863 for (j = 0; j < NI; j++) { 8864 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8865 if (DEBUG_SHOW_INFO) { 8866 Log.v(TAG, " IntentFilter:"); 8867 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8868 } 8869 if (!intent.debugCheck()) { 8870 Log.w(TAG, "==> For Provider " + p.info.name); 8871 } 8872 addFilter(intent); 8873 } 8874 } 8875 8876 public final void removeProvider(PackageParser.Provider p) { 8877 mProviders.remove(p.getComponentName()); 8878 if (DEBUG_SHOW_INFO) { 8879 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8880 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8881 Log.v(TAG, " Class=" + p.info.name); 8882 } 8883 final int NI = p.intents.size(); 8884 int j; 8885 for (j = 0; j < NI; j++) { 8886 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8887 if (DEBUG_SHOW_INFO) { 8888 Log.v(TAG, " IntentFilter:"); 8889 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8890 } 8891 removeFilter(intent); 8892 } 8893 } 8894 8895 @Override 8896 protected boolean allowFilterResult( 8897 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8898 ProviderInfo filterPi = filter.provider.info; 8899 for (int i = dest.size() - 1; i >= 0; i--) { 8900 ProviderInfo destPi = dest.get(i).providerInfo; 8901 if (destPi.name == filterPi.name 8902 && destPi.packageName == filterPi.packageName) { 8903 return false; 8904 } 8905 } 8906 return true; 8907 } 8908 8909 @Override 8910 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8911 return new PackageParser.ProviderIntentInfo[size]; 8912 } 8913 8914 @Override 8915 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8916 if (!sUserManager.exists(userId)) 8917 return true; 8918 PackageParser.Package p = filter.provider.owner; 8919 if (p != null) { 8920 PackageSetting ps = (PackageSetting) p.mExtras; 8921 if (ps != null) { 8922 // System apps are never considered stopped for purposes of 8923 // filtering, because there may be no way for the user to 8924 // actually re-launch them. 8925 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8926 && ps.getStopped(userId); 8927 } 8928 } 8929 return false; 8930 } 8931 8932 @Override 8933 protected boolean isPackageForFilter(String packageName, 8934 PackageParser.ProviderIntentInfo info) { 8935 return packageName.equals(info.provider.owner.packageName); 8936 } 8937 8938 @Override 8939 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8940 int match, int userId) { 8941 if (!sUserManager.exists(userId)) 8942 return null; 8943 final PackageParser.ProviderIntentInfo info = filter; 8944 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8945 return null; 8946 } 8947 final PackageParser.Provider provider = info.provider; 8948 if (mSafeMode && (provider.info.applicationInfo.flags 8949 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8950 return null; 8951 } 8952 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8953 if (ps == null) { 8954 return null; 8955 } 8956 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8957 ps.readUserState(userId), userId); 8958 if (pi == null) { 8959 return null; 8960 } 8961 final ResolveInfo res = new ResolveInfo(); 8962 res.providerInfo = pi; 8963 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8964 res.filter = filter; 8965 } 8966 res.priority = info.getPriority(); 8967 res.preferredOrder = provider.owner.mPreferredOrder; 8968 res.match = match; 8969 res.isDefault = info.hasDefault; 8970 res.labelRes = info.labelRes; 8971 res.nonLocalizedLabel = info.nonLocalizedLabel; 8972 res.icon = info.icon; 8973 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8974 return res; 8975 } 8976 8977 @Override 8978 protected void sortResults(List<ResolveInfo> results) { 8979 Collections.sort(results, mResolvePrioritySorter); 8980 } 8981 8982 @Override 8983 protected void dumpFilter(PrintWriter out, String prefix, 8984 PackageParser.ProviderIntentInfo filter) { 8985 out.print(prefix); 8986 out.print( 8987 Integer.toHexString(System.identityHashCode(filter.provider))); 8988 out.print(' '); 8989 filter.provider.printComponentShortName(out); 8990 out.print(" filter "); 8991 out.println(Integer.toHexString(System.identityHashCode(filter))); 8992 } 8993 8994 @Override 8995 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8996 return filter.provider; 8997 } 8998 8999 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9000 PackageParser.Provider provider = (PackageParser.Provider)label; 9001 out.print(prefix); out.print( 9002 Integer.toHexString(System.identityHashCode(provider))); 9003 out.print(' '); 9004 provider.printComponentShortName(out); 9005 if (count > 1) { 9006 out.print(" ("); out.print(count); out.print(" filters)"); 9007 } 9008 out.println(); 9009 } 9010 9011 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9012 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9013 private int mFlags; 9014 }; 9015 9016 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9017 new Comparator<ResolveInfo>() { 9018 public int compare(ResolveInfo r1, ResolveInfo r2) { 9019 int v1 = r1.priority; 9020 int v2 = r2.priority; 9021 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9022 if (v1 != v2) { 9023 return (v1 > v2) ? -1 : 1; 9024 } 9025 v1 = r1.preferredOrder; 9026 v2 = r2.preferredOrder; 9027 if (v1 != v2) { 9028 return (v1 > v2) ? -1 : 1; 9029 } 9030 if (r1.isDefault != r2.isDefault) { 9031 return r1.isDefault ? -1 : 1; 9032 } 9033 v1 = r1.match; 9034 v2 = r2.match; 9035 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9036 if (v1 != v2) { 9037 return (v1 > v2) ? -1 : 1; 9038 } 9039 if (r1.system != r2.system) { 9040 return r1.system ? -1 : 1; 9041 } 9042 return 0; 9043 } 9044 }; 9045 9046 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9047 new Comparator<ProviderInfo>() { 9048 public int compare(ProviderInfo p1, ProviderInfo p2) { 9049 final int v1 = p1.initOrder; 9050 final int v2 = p2.initOrder; 9051 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9052 } 9053 }; 9054 9055 final void sendPackageBroadcast(final String action, final String pkg, 9056 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9057 final int[] userIds) { 9058 mHandler.post(new Runnable() { 9059 @Override 9060 public void run() { 9061 try { 9062 final IActivityManager am = ActivityManagerNative.getDefault(); 9063 if (am == null) return; 9064 final int[] resolvedUserIds; 9065 if (userIds == null) { 9066 resolvedUserIds = am.getRunningUserIds(); 9067 } else { 9068 resolvedUserIds = userIds; 9069 } 9070 for (int id : resolvedUserIds) { 9071 final Intent intent = new Intent(action, 9072 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9073 if (extras != null) { 9074 intent.putExtras(extras); 9075 } 9076 if (targetPkg != null) { 9077 intent.setPackage(targetPkg); 9078 } 9079 // Modify the UID when posting to other users 9080 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9081 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9082 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9083 intent.putExtra(Intent.EXTRA_UID, uid); 9084 } 9085 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9086 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9087 if (DEBUG_BROADCASTS) { 9088 RuntimeException here = new RuntimeException("here"); 9089 here.fillInStackTrace(); 9090 Slog.d(TAG, "Sending to user " + id + ": " 9091 + intent.toShortString(false, true, false, false) 9092 + " " + intent.getExtras(), here); 9093 } 9094 am.broadcastIntent(null, intent, null, finishedReceiver, 9095 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9096 null, finishedReceiver != null, false, id); 9097 } 9098 } catch (RemoteException ex) { 9099 } 9100 } 9101 }); 9102 } 9103 9104 /** 9105 * Check if the external storage media is available. This is true if there 9106 * is a mounted external storage medium or if the external storage is 9107 * emulated. 9108 */ 9109 private boolean isExternalMediaAvailable() { 9110 return mMediaMounted || Environment.isExternalStorageEmulated(); 9111 } 9112 9113 @Override 9114 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9115 // writer 9116 synchronized (mPackages) { 9117 if (!isExternalMediaAvailable()) { 9118 // If the external storage is no longer mounted at this point, 9119 // the caller may not have been able to delete all of this 9120 // packages files and can not delete any more. Bail. 9121 return null; 9122 } 9123 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9124 if (lastPackage != null) { 9125 pkgs.remove(lastPackage); 9126 } 9127 if (pkgs.size() > 0) { 9128 return pkgs.get(0); 9129 } 9130 } 9131 return null; 9132 } 9133 9134 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9135 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9136 userId, andCode ? 1 : 0, packageName); 9137 if (mSystemReady) { 9138 msg.sendToTarget(); 9139 } else { 9140 if (mPostSystemReadyMessages == null) { 9141 mPostSystemReadyMessages = new ArrayList<>(); 9142 } 9143 mPostSystemReadyMessages.add(msg); 9144 } 9145 } 9146 9147 void startCleaningPackages() { 9148 // reader 9149 synchronized (mPackages) { 9150 if (!isExternalMediaAvailable()) { 9151 return; 9152 } 9153 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9154 return; 9155 } 9156 } 9157 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9158 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9159 IActivityManager am = ActivityManagerNative.getDefault(); 9160 if (am != null) { 9161 try { 9162 am.startService(null, intent, null, UserHandle.USER_OWNER); 9163 } catch (RemoteException e) { 9164 } 9165 } 9166 } 9167 9168 @Override 9169 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9170 int installFlags, String installerPackageName, VerificationParams verificationParams, 9171 String packageAbiOverride) { 9172 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9173 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9174 } 9175 9176 @Override 9177 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9178 int installFlags, String installerPackageName, VerificationParams verificationParams, 9179 String packageAbiOverride, int userId) { 9180 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9181 9182 final int callingUid = Binder.getCallingUid(); 9183 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9184 9185 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9186 try { 9187 if (observer != null) { 9188 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9189 } 9190 } catch (RemoteException re) { 9191 } 9192 return; 9193 } 9194 9195 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9196 installFlags |= PackageManager.INSTALL_FROM_ADB; 9197 9198 } else { 9199 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9200 // about installerPackageName. 9201 9202 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9203 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9204 } 9205 9206 UserHandle user; 9207 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9208 user = UserHandle.ALL; 9209 } else { 9210 user = new UserHandle(userId); 9211 } 9212 9213 // Only system components can circumvent runtime permissions when installing. 9214 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9215 && mContext.checkCallingOrSelfPermission(Manifest.permission 9216 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9217 throw new SecurityException("You need the " 9218 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9219 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9220 } 9221 9222 verificationParams.setInstallerUid(callingUid); 9223 9224 final File originFile = new File(originPath); 9225 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9226 9227 final Message msg = mHandler.obtainMessage(INIT_COPY); 9228 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9229 null, verificationParams, user, packageAbiOverride); 9230 mHandler.sendMessage(msg); 9231 } 9232 9233 void installStage(String packageName, File stagedDir, String stagedCid, 9234 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9235 String installerPackageName, int installerUid, UserHandle user) { 9236 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9237 params.referrerUri, installerUid, null); 9238 verifParams.setInstallerUid(installerUid); 9239 9240 final OriginInfo origin; 9241 if (stagedDir != null) { 9242 origin = OriginInfo.fromStagedFile(stagedDir); 9243 } else { 9244 origin = OriginInfo.fromStagedContainer(stagedCid); 9245 } 9246 9247 final Message msg = mHandler.obtainMessage(INIT_COPY); 9248 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9249 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9250 mHandler.sendMessage(msg); 9251 } 9252 9253 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9254 Bundle extras = new Bundle(1); 9255 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9256 9257 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9258 packageName, extras, null, null, new int[] {userId}); 9259 try { 9260 IActivityManager am = ActivityManagerNative.getDefault(); 9261 final boolean isSystem = 9262 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9263 if (isSystem && am.isUserRunning(userId, false)) { 9264 // The just-installed/enabled app is bundled on the system, so presumed 9265 // to be able to run automatically without needing an explicit launch. 9266 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9267 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9268 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9269 .setPackage(packageName); 9270 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9271 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9272 } 9273 } catch (RemoteException e) { 9274 // shouldn't happen 9275 Slog.w(TAG, "Unable to bootstrap installed package", e); 9276 } 9277 } 9278 9279 @Override 9280 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9281 int userId) { 9282 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9283 PackageSetting pkgSetting; 9284 final int uid = Binder.getCallingUid(); 9285 enforceCrossUserPermission(uid, userId, true, true, 9286 "setApplicationHiddenSetting for user " + userId); 9287 9288 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9289 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9290 return false; 9291 } 9292 9293 long callingId = Binder.clearCallingIdentity(); 9294 try { 9295 boolean sendAdded = false; 9296 boolean sendRemoved = false; 9297 // writer 9298 synchronized (mPackages) { 9299 pkgSetting = mSettings.mPackages.get(packageName); 9300 if (pkgSetting == null) { 9301 return false; 9302 } 9303 if (pkgSetting.getHidden(userId) != hidden) { 9304 pkgSetting.setHidden(hidden, userId); 9305 mSettings.writePackageRestrictionsLPr(userId); 9306 if (hidden) { 9307 sendRemoved = true; 9308 } else { 9309 sendAdded = true; 9310 } 9311 } 9312 } 9313 if (sendAdded) { 9314 sendPackageAddedForUser(packageName, pkgSetting, userId); 9315 return true; 9316 } 9317 if (sendRemoved) { 9318 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9319 "hiding pkg"); 9320 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9321 } 9322 } finally { 9323 Binder.restoreCallingIdentity(callingId); 9324 } 9325 return false; 9326 } 9327 9328 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9329 int userId) { 9330 final PackageRemovedInfo info = new PackageRemovedInfo(); 9331 info.removedPackage = packageName; 9332 info.removedUsers = new int[] {userId}; 9333 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9334 info.sendBroadcast(false, false, false); 9335 } 9336 9337 /** 9338 * Returns true if application is not found or there was an error. Otherwise it returns 9339 * the hidden state of the package for the given user. 9340 */ 9341 @Override 9342 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9343 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9344 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9345 false, "getApplicationHidden for user " + userId); 9346 PackageSetting pkgSetting; 9347 long callingId = Binder.clearCallingIdentity(); 9348 try { 9349 // writer 9350 synchronized (mPackages) { 9351 pkgSetting = mSettings.mPackages.get(packageName); 9352 if (pkgSetting == null) { 9353 return true; 9354 } 9355 return pkgSetting.getHidden(userId); 9356 } 9357 } finally { 9358 Binder.restoreCallingIdentity(callingId); 9359 } 9360 } 9361 9362 /** 9363 * @hide 9364 */ 9365 @Override 9366 public int installExistingPackageAsUser(String packageName, int userId) { 9367 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9368 null); 9369 PackageSetting pkgSetting; 9370 final int uid = Binder.getCallingUid(); 9371 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9372 + userId); 9373 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9374 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9375 } 9376 9377 long callingId = Binder.clearCallingIdentity(); 9378 try { 9379 boolean sendAdded = false; 9380 9381 // writer 9382 synchronized (mPackages) { 9383 pkgSetting = mSettings.mPackages.get(packageName); 9384 if (pkgSetting == null) { 9385 return PackageManager.INSTALL_FAILED_INVALID_URI; 9386 } 9387 if (!pkgSetting.getInstalled(userId)) { 9388 pkgSetting.setInstalled(true, userId); 9389 pkgSetting.setHidden(false, userId); 9390 mSettings.writePackageRestrictionsLPr(userId); 9391 sendAdded = true; 9392 } 9393 } 9394 9395 if (sendAdded) { 9396 sendPackageAddedForUser(packageName, pkgSetting, userId); 9397 } 9398 } finally { 9399 Binder.restoreCallingIdentity(callingId); 9400 } 9401 9402 return PackageManager.INSTALL_SUCCEEDED; 9403 } 9404 9405 boolean isUserRestricted(int userId, String restrictionKey) { 9406 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9407 if (restrictions.getBoolean(restrictionKey, false)) { 9408 Log.w(TAG, "User is restricted: " + restrictionKey); 9409 return true; 9410 } 9411 return false; 9412 } 9413 9414 @Override 9415 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9416 mContext.enforceCallingOrSelfPermission( 9417 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9418 "Only package verification agents can verify applications"); 9419 9420 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9421 final PackageVerificationResponse response = new PackageVerificationResponse( 9422 verificationCode, Binder.getCallingUid()); 9423 msg.arg1 = id; 9424 msg.obj = response; 9425 mHandler.sendMessage(msg); 9426 } 9427 9428 @Override 9429 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9430 long millisecondsToDelay) { 9431 mContext.enforceCallingOrSelfPermission( 9432 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9433 "Only package verification agents can extend verification timeouts"); 9434 9435 final PackageVerificationState state = mPendingVerification.get(id); 9436 final PackageVerificationResponse response = new PackageVerificationResponse( 9437 verificationCodeAtTimeout, Binder.getCallingUid()); 9438 9439 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9440 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9441 } 9442 if (millisecondsToDelay < 0) { 9443 millisecondsToDelay = 0; 9444 } 9445 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9446 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9447 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9448 } 9449 9450 if ((state != null) && !state.timeoutExtended()) { 9451 state.extendTimeout(); 9452 9453 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9454 msg.arg1 = id; 9455 msg.obj = response; 9456 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9457 } 9458 } 9459 9460 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9461 int verificationCode, UserHandle user) { 9462 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9463 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9464 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9465 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9466 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9467 9468 mContext.sendBroadcastAsUser(intent, user, 9469 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9470 } 9471 9472 private ComponentName matchComponentForVerifier(String packageName, 9473 List<ResolveInfo> receivers) { 9474 ActivityInfo targetReceiver = null; 9475 9476 final int NR = receivers.size(); 9477 for (int i = 0; i < NR; i++) { 9478 final ResolveInfo info = receivers.get(i); 9479 if (info.activityInfo == null) { 9480 continue; 9481 } 9482 9483 if (packageName.equals(info.activityInfo.packageName)) { 9484 targetReceiver = info.activityInfo; 9485 break; 9486 } 9487 } 9488 9489 if (targetReceiver == null) { 9490 return null; 9491 } 9492 9493 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9494 } 9495 9496 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9497 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9498 if (pkgInfo.verifiers.length == 0) { 9499 return null; 9500 } 9501 9502 final int N = pkgInfo.verifiers.length; 9503 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9504 for (int i = 0; i < N; i++) { 9505 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9506 9507 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9508 receivers); 9509 if (comp == null) { 9510 continue; 9511 } 9512 9513 final int verifierUid = getUidForVerifier(verifierInfo); 9514 if (verifierUid == -1) { 9515 continue; 9516 } 9517 9518 if (DEBUG_VERIFY) { 9519 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9520 + " with the correct signature"); 9521 } 9522 sufficientVerifiers.add(comp); 9523 verificationState.addSufficientVerifier(verifierUid); 9524 } 9525 9526 return sufficientVerifiers; 9527 } 9528 9529 private int getUidForVerifier(VerifierInfo verifierInfo) { 9530 synchronized (mPackages) { 9531 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9532 if (pkg == null) { 9533 return -1; 9534 } else if (pkg.mSignatures.length != 1) { 9535 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9536 + " has more than one signature; ignoring"); 9537 return -1; 9538 } 9539 9540 /* 9541 * If the public key of the package's signature does not match 9542 * our expected public key, then this is a different package and 9543 * we should skip. 9544 */ 9545 9546 final byte[] expectedPublicKey; 9547 try { 9548 final Signature verifierSig = pkg.mSignatures[0]; 9549 final PublicKey publicKey = verifierSig.getPublicKey(); 9550 expectedPublicKey = publicKey.getEncoded(); 9551 } catch (CertificateException e) { 9552 return -1; 9553 } 9554 9555 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9556 9557 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9558 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9559 + " does not have the expected public key; ignoring"); 9560 return -1; 9561 } 9562 9563 return pkg.applicationInfo.uid; 9564 } 9565 } 9566 9567 @Override 9568 public void finishPackageInstall(int token) { 9569 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9570 9571 if (DEBUG_INSTALL) { 9572 Slog.v(TAG, "BM finishing package install for " + token); 9573 } 9574 9575 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9576 mHandler.sendMessage(msg); 9577 } 9578 9579 /** 9580 * Get the verification agent timeout. 9581 * 9582 * @return verification timeout in milliseconds 9583 */ 9584 private long getVerificationTimeout() { 9585 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9586 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9587 DEFAULT_VERIFICATION_TIMEOUT); 9588 } 9589 9590 /** 9591 * Get the default verification agent response code. 9592 * 9593 * @return default verification response code 9594 */ 9595 private int getDefaultVerificationResponse() { 9596 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9597 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9598 DEFAULT_VERIFICATION_RESPONSE); 9599 } 9600 9601 /** 9602 * Check whether or not package verification has been enabled. 9603 * 9604 * @return true if verification should be performed 9605 */ 9606 private boolean isVerificationEnabled(int userId, int installFlags) { 9607 if (!DEFAULT_VERIFY_ENABLE) { 9608 return false; 9609 } 9610 9611 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9612 9613 // Check if installing from ADB 9614 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9615 // Do not run verification in a test harness environment 9616 if (ActivityManager.isRunningInTestHarness()) { 9617 return false; 9618 } 9619 if (ensureVerifyAppsEnabled) { 9620 return true; 9621 } 9622 // Check if the developer does not want package verification for ADB installs 9623 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9624 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9625 return false; 9626 } 9627 } 9628 9629 if (ensureVerifyAppsEnabled) { 9630 return true; 9631 } 9632 9633 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9634 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9635 } 9636 9637 @Override 9638 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9639 throws RemoteException { 9640 mContext.enforceCallingOrSelfPermission( 9641 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9642 "Only intentfilter verification agents can verify applications"); 9643 9644 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9645 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9646 Binder.getCallingUid(), verificationCode, failedDomains); 9647 msg.arg1 = id; 9648 msg.obj = response; 9649 mHandler.sendMessage(msg); 9650 } 9651 9652 @Override 9653 public int getIntentVerificationStatus(String packageName, int userId) { 9654 synchronized (mPackages) { 9655 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9656 } 9657 } 9658 9659 @Override 9660 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9661 mContext.enforceCallingOrSelfPermission( 9662 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9663 9664 boolean result = false; 9665 synchronized (mPackages) { 9666 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9667 } 9668 if (result) { 9669 scheduleWritePackageRestrictionsLocked(userId); 9670 } 9671 return result; 9672 } 9673 9674 @Override 9675 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9676 synchronized (mPackages) { 9677 return mSettings.getIntentFilterVerificationsLPr(packageName); 9678 } 9679 } 9680 9681 @Override 9682 public List<IntentFilter> getAllIntentFilters(String packageName) { 9683 if (TextUtils.isEmpty(packageName)) { 9684 return Collections.<IntentFilter>emptyList(); 9685 } 9686 synchronized (mPackages) { 9687 PackageParser.Package pkg = mPackages.get(packageName); 9688 if (pkg == null || pkg.activities == null) { 9689 return Collections.<IntentFilter>emptyList(); 9690 } 9691 final int count = pkg.activities.size(); 9692 ArrayList<IntentFilter> result = new ArrayList<>(); 9693 for (int n=0; n<count; n++) { 9694 PackageParser.Activity activity = pkg.activities.get(n); 9695 if (activity.intents != null || activity.intents.size() > 0) { 9696 result.addAll(activity.intents); 9697 } 9698 } 9699 return result; 9700 } 9701 } 9702 9703 @Override 9704 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9705 mContext.enforceCallingOrSelfPermission( 9706 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9707 9708 synchronized (mPackages) { 9709 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9710 if (packageName != null) { 9711 result |= updateIntentVerificationStatus(packageName, 9712 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9713 UserHandle.myUserId()); 9714 } 9715 return result; 9716 } 9717 } 9718 9719 @Override 9720 public String getDefaultBrowserPackageName(int userId) { 9721 synchronized (mPackages) { 9722 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9723 } 9724 } 9725 9726 /** 9727 * Get the "allow unknown sources" setting. 9728 * 9729 * @return the current "allow unknown sources" setting 9730 */ 9731 private int getUnknownSourcesSettings() { 9732 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9733 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9734 -1); 9735 } 9736 9737 @Override 9738 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9739 final int uid = Binder.getCallingUid(); 9740 // writer 9741 synchronized (mPackages) { 9742 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9743 if (targetPackageSetting == null) { 9744 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9745 } 9746 9747 PackageSetting installerPackageSetting; 9748 if (installerPackageName != null) { 9749 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9750 if (installerPackageSetting == null) { 9751 throw new IllegalArgumentException("Unknown installer package: " 9752 + installerPackageName); 9753 } 9754 } else { 9755 installerPackageSetting = null; 9756 } 9757 9758 Signature[] callerSignature; 9759 Object obj = mSettings.getUserIdLPr(uid); 9760 if (obj != null) { 9761 if (obj instanceof SharedUserSetting) { 9762 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9763 } else if (obj instanceof PackageSetting) { 9764 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9765 } else { 9766 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9767 } 9768 } else { 9769 throw new SecurityException("Unknown calling uid " + uid); 9770 } 9771 9772 // Verify: can't set installerPackageName to a package that is 9773 // not signed with the same cert as the caller. 9774 if (installerPackageSetting != null) { 9775 if (compareSignatures(callerSignature, 9776 installerPackageSetting.signatures.mSignatures) 9777 != PackageManager.SIGNATURE_MATCH) { 9778 throw new SecurityException( 9779 "Caller does not have same cert as new installer package " 9780 + installerPackageName); 9781 } 9782 } 9783 9784 // Verify: if target already has an installer package, it must 9785 // be signed with the same cert as the caller. 9786 if (targetPackageSetting.installerPackageName != null) { 9787 PackageSetting setting = mSettings.mPackages.get( 9788 targetPackageSetting.installerPackageName); 9789 // If the currently set package isn't valid, then it's always 9790 // okay to change it. 9791 if (setting != null) { 9792 if (compareSignatures(callerSignature, 9793 setting.signatures.mSignatures) 9794 != PackageManager.SIGNATURE_MATCH) { 9795 throw new SecurityException( 9796 "Caller does not have same cert as old installer package " 9797 + targetPackageSetting.installerPackageName); 9798 } 9799 } 9800 } 9801 9802 // Okay! 9803 targetPackageSetting.installerPackageName = installerPackageName; 9804 scheduleWriteSettingsLocked(); 9805 } 9806 } 9807 9808 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9809 // Queue up an async operation since the package installation may take a little while. 9810 mHandler.post(new Runnable() { 9811 public void run() { 9812 mHandler.removeCallbacks(this); 9813 // Result object to be returned 9814 PackageInstalledInfo res = new PackageInstalledInfo(); 9815 res.returnCode = currentStatus; 9816 res.uid = -1; 9817 res.pkg = null; 9818 res.removedInfo = new PackageRemovedInfo(); 9819 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9820 args.doPreInstall(res.returnCode); 9821 synchronized (mInstallLock) { 9822 installPackageLI(args, res); 9823 } 9824 args.doPostInstall(res.returnCode, res.uid); 9825 } 9826 9827 // A restore should be performed at this point if (a) the install 9828 // succeeded, (b) the operation is not an update, and (c) the new 9829 // package has not opted out of backup participation. 9830 final boolean update = res.removedInfo.removedPackage != null; 9831 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9832 boolean doRestore = !update 9833 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9834 9835 // Set up the post-install work request bookkeeping. This will be used 9836 // and cleaned up by the post-install event handling regardless of whether 9837 // there's a restore pass performed. Token values are >= 1. 9838 int token; 9839 if (mNextInstallToken < 0) mNextInstallToken = 1; 9840 token = mNextInstallToken++; 9841 9842 PostInstallData data = new PostInstallData(args, res); 9843 mRunningInstalls.put(token, data); 9844 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9845 9846 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9847 // Pass responsibility to the Backup Manager. It will perform a 9848 // restore if appropriate, then pass responsibility back to the 9849 // Package Manager to run the post-install observer callbacks 9850 // and broadcasts. 9851 IBackupManager bm = IBackupManager.Stub.asInterface( 9852 ServiceManager.getService(Context.BACKUP_SERVICE)); 9853 if (bm != null) { 9854 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9855 + " to BM for possible restore"); 9856 try { 9857 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9858 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9859 } else { 9860 doRestore = false; 9861 } 9862 } catch (RemoteException e) { 9863 // can't happen; the backup manager is local 9864 } catch (Exception e) { 9865 Slog.e(TAG, "Exception trying to enqueue restore", e); 9866 doRestore = false; 9867 } 9868 } else { 9869 Slog.e(TAG, "Backup Manager not found!"); 9870 doRestore = false; 9871 } 9872 } 9873 9874 if (!doRestore) { 9875 // No restore possible, or the Backup Manager was mysteriously not 9876 // available -- just fire the post-install work request directly. 9877 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9878 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9879 mHandler.sendMessage(msg); 9880 } 9881 } 9882 }); 9883 } 9884 9885 private abstract class HandlerParams { 9886 private static final int MAX_RETRIES = 4; 9887 9888 /** 9889 * Number of times startCopy() has been attempted and had a non-fatal 9890 * error. 9891 */ 9892 private int mRetries = 0; 9893 9894 /** User handle for the user requesting the information or installation. */ 9895 private final UserHandle mUser; 9896 9897 HandlerParams(UserHandle user) { 9898 mUser = user; 9899 } 9900 9901 UserHandle getUser() { 9902 return mUser; 9903 } 9904 9905 final boolean startCopy() { 9906 boolean res; 9907 try { 9908 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9909 9910 if (++mRetries > MAX_RETRIES) { 9911 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9912 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9913 handleServiceError(); 9914 return false; 9915 } else { 9916 handleStartCopy(); 9917 res = true; 9918 } 9919 } catch (RemoteException e) { 9920 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9921 mHandler.sendEmptyMessage(MCS_RECONNECT); 9922 res = false; 9923 } 9924 handleReturnCode(); 9925 return res; 9926 } 9927 9928 final void serviceError() { 9929 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9930 handleServiceError(); 9931 handleReturnCode(); 9932 } 9933 9934 abstract void handleStartCopy() throws RemoteException; 9935 abstract void handleServiceError(); 9936 abstract void handleReturnCode(); 9937 } 9938 9939 class MeasureParams extends HandlerParams { 9940 private final PackageStats mStats; 9941 private boolean mSuccess; 9942 9943 private final IPackageStatsObserver mObserver; 9944 9945 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9946 super(new UserHandle(stats.userHandle)); 9947 mObserver = observer; 9948 mStats = stats; 9949 } 9950 9951 @Override 9952 public String toString() { 9953 return "MeasureParams{" 9954 + Integer.toHexString(System.identityHashCode(this)) 9955 + " " + mStats.packageName + "}"; 9956 } 9957 9958 @Override 9959 void handleStartCopy() throws RemoteException { 9960 synchronized (mInstallLock) { 9961 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9962 } 9963 9964 if (mSuccess) { 9965 final boolean mounted; 9966 if (Environment.isExternalStorageEmulated()) { 9967 mounted = true; 9968 } else { 9969 final String status = Environment.getExternalStorageState(); 9970 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9971 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9972 } 9973 9974 if (mounted) { 9975 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9976 9977 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9978 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9979 9980 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9981 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9982 9983 // Always subtract cache size, since it's a subdirectory 9984 mStats.externalDataSize -= mStats.externalCacheSize; 9985 9986 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9987 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9988 9989 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9990 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9991 } 9992 } 9993 } 9994 9995 @Override 9996 void handleReturnCode() { 9997 if (mObserver != null) { 9998 try { 9999 mObserver.onGetStatsCompleted(mStats, mSuccess); 10000 } catch (RemoteException e) { 10001 Slog.i(TAG, "Observer no longer exists."); 10002 } 10003 } 10004 } 10005 10006 @Override 10007 void handleServiceError() { 10008 Slog.e(TAG, "Could not measure application " + mStats.packageName 10009 + " external storage"); 10010 } 10011 } 10012 10013 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10014 throws RemoteException { 10015 long result = 0; 10016 for (File path : paths) { 10017 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10018 } 10019 return result; 10020 } 10021 10022 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10023 for (File path : paths) { 10024 try { 10025 mcs.clearDirectory(path.getAbsolutePath()); 10026 } catch (RemoteException e) { 10027 } 10028 } 10029 } 10030 10031 static class OriginInfo { 10032 /** 10033 * Location where install is coming from, before it has been 10034 * copied/renamed into place. This could be a single monolithic APK 10035 * file, or a cluster directory. This location may be untrusted. 10036 */ 10037 final File file; 10038 final String cid; 10039 10040 /** 10041 * Flag indicating that {@link #file} or {@link #cid} has already been 10042 * staged, meaning downstream users don't need to defensively copy the 10043 * contents. 10044 */ 10045 final boolean staged; 10046 10047 /** 10048 * Flag indicating that {@link #file} or {@link #cid} is an already 10049 * installed app that is being moved. 10050 */ 10051 final boolean existing; 10052 10053 final String resolvedPath; 10054 final File resolvedFile; 10055 10056 static OriginInfo fromNothing() { 10057 return new OriginInfo(null, null, false, false); 10058 } 10059 10060 static OriginInfo fromUntrustedFile(File file) { 10061 return new OriginInfo(file, null, false, false); 10062 } 10063 10064 static OriginInfo fromExistingFile(File file) { 10065 return new OriginInfo(file, null, false, true); 10066 } 10067 10068 static OriginInfo fromStagedFile(File file) { 10069 return new OriginInfo(file, null, true, false); 10070 } 10071 10072 static OriginInfo fromStagedContainer(String cid) { 10073 return new OriginInfo(null, cid, true, false); 10074 } 10075 10076 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10077 this.file = file; 10078 this.cid = cid; 10079 this.staged = staged; 10080 this.existing = existing; 10081 10082 if (cid != null) { 10083 resolvedPath = PackageHelper.getSdDir(cid); 10084 resolvedFile = new File(resolvedPath); 10085 } else if (file != null) { 10086 resolvedPath = file.getAbsolutePath(); 10087 resolvedFile = file; 10088 } else { 10089 resolvedPath = null; 10090 resolvedFile = null; 10091 } 10092 } 10093 } 10094 10095 class MoveInfo { 10096 final int moveId; 10097 final String fromUuid; 10098 final String toUuid; 10099 final String packageName; 10100 final String dataAppName; 10101 final int appId; 10102 final String seinfo; 10103 10104 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10105 String dataAppName, int appId, String seinfo) { 10106 this.moveId = moveId; 10107 this.fromUuid = fromUuid; 10108 this.toUuid = toUuid; 10109 this.packageName = packageName; 10110 this.dataAppName = dataAppName; 10111 this.appId = appId; 10112 this.seinfo = seinfo; 10113 } 10114 } 10115 10116 class InstallParams extends HandlerParams { 10117 final OriginInfo origin; 10118 final MoveInfo move; 10119 final IPackageInstallObserver2 observer; 10120 int installFlags; 10121 final String installerPackageName; 10122 final String volumeUuid; 10123 final VerificationParams verificationParams; 10124 private InstallArgs mArgs; 10125 private int mRet; 10126 final String packageAbiOverride; 10127 10128 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10129 int installFlags, String installerPackageName, String volumeUuid, 10130 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10131 super(user); 10132 this.origin = origin; 10133 this.move = move; 10134 this.observer = observer; 10135 this.installFlags = installFlags; 10136 this.installerPackageName = installerPackageName; 10137 this.volumeUuid = volumeUuid; 10138 this.verificationParams = verificationParams; 10139 this.packageAbiOverride = packageAbiOverride; 10140 } 10141 10142 @Override 10143 public String toString() { 10144 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10145 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10146 } 10147 10148 public ManifestDigest getManifestDigest() { 10149 if (verificationParams == null) { 10150 return null; 10151 } 10152 return verificationParams.getManifestDigest(); 10153 } 10154 10155 private int installLocationPolicy(PackageInfoLite pkgLite) { 10156 String packageName = pkgLite.packageName; 10157 int installLocation = pkgLite.installLocation; 10158 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10159 // reader 10160 synchronized (mPackages) { 10161 PackageParser.Package pkg = mPackages.get(packageName); 10162 if (pkg != null) { 10163 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10164 // Check for downgrading. 10165 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10166 try { 10167 checkDowngrade(pkg, pkgLite); 10168 } catch (PackageManagerException e) { 10169 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10170 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10171 } 10172 } 10173 // Check for updated system application. 10174 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10175 if (onSd) { 10176 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10177 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10178 } 10179 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10180 } else { 10181 if (onSd) { 10182 // Install flag overrides everything. 10183 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10184 } 10185 // If current upgrade specifies particular preference 10186 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10187 // Application explicitly specified internal. 10188 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10189 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10190 // App explictly prefers external. Let policy decide 10191 } else { 10192 // Prefer previous location 10193 if (isExternal(pkg)) { 10194 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10195 } 10196 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10197 } 10198 } 10199 } else { 10200 // Invalid install. Return error code 10201 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10202 } 10203 } 10204 } 10205 // All the special cases have been taken care of. 10206 // Return result based on recommended install location. 10207 if (onSd) { 10208 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10209 } 10210 return pkgLite.recommendedInstallLocation; 10211 } 10212 10213 /* 10214 * Invoke remote method to get package information and install 10215 * location values. Override install location based on default 10216 * policy if needed and then create install arguments based 10217 * on the install location. 10218 */ 10219 public void handleStartCopy() throws RemoteException { 10220 int ret = PackageManager.INSTALL_SUCCEEDED; 10221 10222 // If we're already staged, we've firmly committed to an install location 10223 if (origin.staged) { 10224 if (origin.file != null) { 10225 installFlags |= PackageManager.INSTALL_INTERNAL; 10226 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10227 } else if (origin.cid != null) { 10228 installFlags |= PackageManager.INSTALL_EXTERNAL; 10229 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10230 } else { 10231 throw new IllegalStateException("Invalid stage location"); 10232 } 10233 } 10234 10235 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10236 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10237 10238 PackageInfoLite pkgLite = null; 10239 10240 if (onInt && onSd) { 10241 // Check if both bits are set. 10242 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10243 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10244 } else { 10245 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10246 packageAbiOverride); 10247 10248 /* 10249 * If we have too little free space, try to free cache 10250 * before giving up. 10251 */ 10252 if (!origin.staged && pkgLite.recommendedInstallLocation 10253 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10254 // TODO: focus freeing disk space on the target device 10255 final StorageManager storage = StorageManager.from(mContext); 10256 final long lowThreshold = storage.getStorageLowBytes( 10257 Environment.getDataDirectory()); 10258 10259 final long sizeBytes = mContainerService.calculateInstalledSize( 10260 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10261 10262 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10263 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10264 installFlags, packageAbiOverride); 10265 } 10266 10267 /* 10268 * The cache free must have deleted the file we 10269 * downloaded to install. 10270 * 10271 * TODO: fix the "freeCache" call to not delete 10272 * the file we care about. 10273 */ 10274 if (pkgLite.recommendedInstallLocation 10275 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10276 pkgLite.recommendedInstallLocation 10277 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10278 } 10279 } 10280 } 10281 10282 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10283 int loc = pkgLite.recommendedInstallLocation; 10284 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10285 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10286 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10287 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10288 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10289 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10290 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10291 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10292 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10293 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10294 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10295 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10296 } else { 10297 // Override with defaults if needed. 10298 loc = installLocationPolicy(pkgLite); 10299 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10300 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10301 } else if (!onSd && !onInt) { 10302 // Override install location with flags 10303 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10304 // Set the flag to install on external media. 10305 installFlags |= PackageManager.INSTALL_EXTERNAL; 10306 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10307 } else { 10308 // Make sure the flag for installing on external 10309 // media is unset 10310 installFlags |= PackageManager.INSTALL_INTERNAL; 10311 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10312 } 10313 } 10314 } 10315 } 10316 10317 final InstallArgs args = createInstallArgs(this); 10318 mArgs = args; 10319 10320 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10321 /* 10322 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10323 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10324 */ 10325 int userIdentifier = getUser().getIdentifier(); 10326 if (userIdentifier == UserHandle.USER_ALL 10327 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10328 userIdentifier = UserHandle.USER_OWNER; 10329 } 10330 10331 /* 10332 * Determine if we have any installed package verifiers. If we 10333 * do, then we'll defer to them to verify the packages. 10334 */ 10335 final int requiredUid = mRequiredVerifierPackage == null ? -1 10336 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10337 if (!origin.existing && requiredUid != -1 10338 && isVerificationEnabled(userIdentifier, installFlags)) { 10339 final Intent verification = new Intent( 10340 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10341 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10342 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10343 PACKAGE_MIME_TYPE); 10344 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10345 10346 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10347 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10348 0 /* TODO: Which userId? */); 10349 10350 if (DEBUG_VERIFY) { 10351 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10352 + verification.toString() + " with " + pkgLite.verifiers.length 10353 + " optional verifiers"); 10354 } 10355 10356 final int verificationId = mPendingVerificationToken++; 10357 10358 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10359 10360 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10361 installerPackageName); 10362 10363 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10364 installFlags); 10365 10366 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10367 pkgLite.packageName); 10368 10369 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10370 pkgLite.versionCode); 10371 10372 if (verificationParams != null) { 10373 if (verificationParams.getVerificationURI() != null) { 10374 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10375 verificationParams.getVerificationURI()); 10376 } 10377 if (verificationParams.getOriginatingURI() != null) { 10378 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10379 verificationParams.getOriginatingURI()); 10380 } 10381 if (verificationParams.getReferrer() != null) { 10382 verification.putExtra(Intent.EXTRA_REFERRER, 10383 verificationParams.getReferrer()); 10384 } 10385 if (verificationParams.getOriginatingUid() >= 0) { 10386 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10387 verificationParams.getOriginatingUid()); 10388 } 10389 if (verificationParams.getInstallerUid() >= 0) { 10390 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10391 verificationParams.getInstallerUid()); 10392 } 10393 } 10394 10395 final PackageVerificationState verificationState = new PackageVerificationState( 10396 requiredUid, args); 10397 10398 mPendingVerification.append(verificationId, verificationState); 10399 10400 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10401 receivers, verificationState); 10402 10403 /* 10404 * If any sufficient verifiers were listed in the package 10405 * manifest, attempt to ask them. 10406 */ 10407 if (sufficientVerifiers != null) { 10408 final int N = sufficientVerifiers.size(); 10409 if (N == 0) { 10410 Slog.i(TAG, "Additional verifiers required, but none installed."); 10411 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10412 } else { 10413 for (int i = 0; i < N; i++) { 10414 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10415 10416 final Intent sufficientIntent = new Intent(verification); 10417 sufficientIntent.setComponent(verifierComponent); 10418 10419 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10420 } 10421 } 10422 } 10423 10424 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10425 mRequiredVerifierPackage, receivers); 10426 if (ret == PackageManager.INSTALL_SUCCEEDED 10427 && mRequiredVerifierPackage != null) { 10428 /* 10429 * Send the intent to the required verification agent, 10430 * but only start the verification timeout after the 10431 * target BroadcastReceivers have run. 10432 */ 10433 verification.setComponent(requiredVerifierComponent); 10434 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10435 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10436 new BroadcastReceiver() { 10437 @Override 10438 public void onReceive(Context context, Intent intent) { 10439 final Message msg = mHandler 10440 .obtainMessage(CHECK_PENDING_VERIFICATION); 10441 msg.arg1 = verificationId; 10442 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10443 } 10444 }, null, 0, null, null); 10445 10446 /* 10447 * We don't want the copy to proceed until verification 10448 * succeeds, so null out this field. 10449 */ 10450 mArgs = null; 10451 } 10452 } else { 10453 /* 10454 * No package verification is enabled, so immediately start 10455 * the remote call to initiate copy using temporary file. 10456 */ 10457 ret = args.copyApk(mContainerService, true); 10458 } 10459 } 10460 10461 mRet = ret; 10462 } 10463 10464 @Override 10465 void handleReturnCode() { 10466 // If mArgs is null, then MCS couldn't be reached. When it 10467 // reconnects, it will try again to install. At that point, this 10468 // will succeed. 10469 if (mArgs != null) { 10470 processPendingInstall(mArgs, mRet); 10471 } 10472 } 10473 10474 @Override 10475 void handleServiceError() { 10476 mArgs = createInstallArgs(this); 10477 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10478 } 10479 10480 public boolean isForwardLocked() { 10481 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10482 } 10483 } 10484 10485 /** 10486 * Used during creation of InstallArgs 10487 * 10488 * @param installFlags package installation flags 10489 * @return true if should be installed on external storage 10490 */ 10491 private static boolean installOnExternalAsec(int installFlags) { 10492 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10493 return false; 10494 } 10495 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10496 return true; 10497 } 10498 return false; 10499 } 10500 10501 /** 10502 * Used during creation of InstallArgs 10503 * 10504 * @param installFlags package installation flags 10505 * @return true if should be installed as forward locked 10506 */ 10507 private static boolean installForwardLocked(int installFlags) { 10508 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10509 } 10510 10511 private InstallArgs createInstallArgs(InstallParams params) { 10512 if (params.move != null) { 10513 return new MoveInstallArgs(params); 10514 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10515 return new AsecInstallArgs(params); 10516 } else { 10517 return new FileInstallArgs(params); 10518 } 10519 } 10520 10521 /** 10522 * Create args that describe an existing installed package. Typically used 10523 * when cleaning up old installs, or used as a move source. 10524 */ 10525 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10526 String resourcePath, String[] instructionSets) { 10527 final boolean isInAsec; 10528 if (installOnExternalAsec(installFlags)) { 10529 /* Apps on SD card are always in ASEC containers. */ 10530 isInAsec = true; 10531 } else if (installForwardLocked(installFlags) 10532 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10533 /* 10534 * Forward-locked apps are only in ASEC containers if they're the 10535 * new style 10536 */ 10537 isInAsec = true; 10538 } else { 10539 isInAsec = false; 10540 } 10541 10542 if (isInAsec) { 10543 return new AsecInstallArgs(codePath, instructionSets, 10544 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10545 } else { 10546 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10547 } 10548 } 10549 10550 static abstract class InstallArgs { 10551 /** @see InstallParams#origin */ 10552 final OriginInfo origin; 10553 /** @see InstallParams#move */ 10554 final MoveInfo move; 10555 10556 final IPackageInstallObserver2 observer; 10557 // Always refers to PackageManager flags only 10558 final int installFlags; 10559 final String installerPackageName; 10560 final String volumeUuid; 10561 final ManifestDigest manifestDigest; 10562 final UserHandle user; 10563 final String abiOverride; 10564 10565 // The list of instruction sets supported by this app. This is currently 10566 // only used during the rmdex() phase to clean up resources. We can get rid of this 10567 // if we move dex files under the common app path. 10568 /* nullable */ String[] instructionSets; 10569 10570 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10571 int installFlags, String installerPackageName, String volumeUuid, 10572 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10573 String abiOverride) { 10574 this.origin = origin; 10575 this.move = move; 10576 this.installFlags = installFlags; 10577 this.observer = observer; 10578 this.installerPackageName = installerPackageName; 10579 this.volumeUuid = volumeUuid; 10580 this.manifestDigest = manifestDigest; 10581 this.user = user; 10582 this.instructionSets = instructionSets; 10583 this.abiOverride = abiOverride; 10584 } 10585 10586 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10587 abstract int doPreInstall(int status); 10588 10589 /** 10590 * Rename package into final resting place. All paths on the given 10591 * scanned package should be updated to reflect the rename. 10592 */ 10593 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10594 abstract int doPostInstall(int status, int uid); 10595 10596 /** @see PackageSettingBase#codePathString */ 10597 abstract String getCodePath(); 10598 /** @see PackageSettingBase#resourcePathString */ 10599 abstract String getResourcePath(); 10600 10601 // Need installer lock especially for dex file removal. 10602 abstract void cleanUpResourcesLI(); 10603 abstract boolean doPostDeleteLI(boolean delete); 10604 10605 /** 10606 * Called before the source arguments are copied. This is used mostly 10607 * for MoveParams when it needs to read the source file to put it in the 10608 * destination. 10609 */ 10610 int doPreCopy() { 10611 return PackageManager.INSTALL_SUCCEEDED; 10612 } 10613 10614 /** 10615 * Called after the source arguments are copied. This is used mostly for 10616 * MoveParams when it needs to read the source file to put it in the 10617 * destination. 10618 * 10619 * @return 10620 */ 10621 int doPostCopy(int uid) { 10622 return PackageManager.INSTALL_SUCCEEDED; 10623 } 10624 10625 protected boolean isFwdLocked() { 10626 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10627 } 10628 10629 protected boolean isExternalAsec() { 10630 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10631 } 10632 10633 UserHandle getUser() { 10634 return user; 10635 } 10636 } 10637 10638 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10639 if (!allCodePaths.isEmpty()) { 10640 if (instructionSets == null) { 10641 throw new IllegalStateException("instructionSet == null"); 10642 } 10643 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10644 for (String codePath : allCodePaths) { 10645 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10646 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10647 if (retCode < 0) { 10648 Slog.w(TAG, "Couldn't remove dex file for package: " 10649 + " at location " + codePath + ", retcode=" + retCode); 10650 // we don't consider this to be a failure of the core package deletion 10651 } 10652 } 10653 } 10654 } 10655 } 10656 10657 /** 10658 * Logic to handle installation of non-ASEC applications, including copying 10659 * and renaming logic. 10660 */ 10661 class FileInstallArgs extends InstallArgs { 10662 private File codeFile; 10663 private File resourceFile; 10664 10665 // Example topology: 10666 // /data/app/com.example/base.apk 10667 // /data/app/com.example/split_foo.apk 10668 // /data/app/com.example/lib/arm/libfoo.so 10669 // /data/app/com.example/lib/arm64/libfoo.so 10670 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10671 10672 /** New install */ 10673 FileInstallArgs(InstallParams params) { 10674 super(params.origin, params.move, params.observer, params.installFlags, 10675 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10676 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10677 if (isFwdLocked()) { 10678 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10679 } 10680 } 10681 10682 /** Existing install */ 10683 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10684 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10685 null); 10686 this.codeFile = (codePath != null) ? new File(codePath) : null; 10687 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10688 } 10689 10690 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10691 if (origin.staged) { 10692 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10693 codeFile = origin.file; 10694 resourceFile = origin.file; 10695 return PackageManager.INSTALL_SUCCEEDED; 10696 } 10697 10698 try { 10699 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10700 codeFile = tempDir; 10701 resourceFile = tempDir; 10702 } catch (IOException e) { 10703 Slog.w(TAG, "Failed to create copy file: " + e); 10704 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10705 } 10706 10707 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10708 @Override 10709 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10710 if (!FileUtils.isValidExtFilename(name)) { 10711 throw new IllegalArgumentException("Invalid filename: " + name); 10712 } 10713 try { 10714 final File file = new File(codeFile, name); 10715 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10716 O_RDWR | O_CREAT, 0644); 10717 Os.chmod(file.getAbsolutePath(), 0644); 10718 return new ParcelFileDescriptor(fd); 10719 } catch (ErrnoException e) { 10720 throw new RemoteException("Failed to open: " + e.getMessage()); 10721 } 10722 } 10723 }; 10724 10725 int ret = PackageManager.INSTALL_SUCCEEDED; 10726 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10727 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10728 Slog.e(TAG, "Failed to copy package"); 10729 return ret; 10730 } 10731 10732 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10733 NativeLibraryHelper.Handle handle = null; 10734 try { 10735 handle = NativeLibraryHelper.Handle.create(codeFile); 10736 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10737 abiOverride); 10738 } catch (IOException e) { 10739 Slog.e(TAG, "Copying native libraries failed", e); 10740 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10741 } finally { 10742 IoUtils.closeQuietly(handle); 10743 } 10744 10745 return ret; 10746 } 10747 10748 int doPreInstall(int status) { 10749 if (status != PackageManager.INSTALL_SUCCEEDED) { 10750 cleanUp(); 10751 } 10752 return status; 10753 } 10754 10755 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10756 if (status != PackageManager.INSTALL_SUCCEEDED) { 10757 cleanUp(); 10758 return false; 10759 } 10760 10761 final File targetDir = codeFile.getParentFile(); 10762 final File beforeCodeFile = codeFile; 10763 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10764 10765 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10766 try { 10767 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10768 } catch (ErrnoException e) { 10769 Slog.w(TAG, "Failed to rename", e); 10770 return false; 10771 } 10772 10773 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10774 Slog.w(TAG, "Failed to restorecon"); 10775 return false; 10776 } 10777 10778 // Reflect the rename internally 10779 codeFile = afterCodeFile; 10780 resourceFile = afterCodeFile; 10781 10782 // Reflect the rename in scanned details 10783 pkg.codePath = afterCodeFile.getAbsolutePath(); 10784 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10785 pkg.baseCodePath); 10786 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10787 pkg.splitCodePaths); 10788 10789 // Reflect the rename in app info 10790 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10791 pkg.applicationInfo.setCodePath(pkg.codePath); 10792 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10793 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10794 pkg.applicationInfo.setResourcePath(pkg.codePath); 10795 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10796 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10797 10798 return true; 10799 } 10800 10801 int doPostInstall(int status, int uid) { 10802 if (status != PackageManager.INSTALL_SUCCEEDED) { 10803 cleanUp(); 10804 } 10805 return status; 10806 } 10807 10808 @Override 10809 String getCodePath() { 10810 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10811 } 10812 10813 @Override 10814 String getResourcePath() { 10815 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10816 } 10817 10818 private boolean cleanUp() { 10819 if (codeFile == null || !codeFile.exists()) { 10820 return false; 10821 } 10822 10823 if (codeFile.isDirectory()) { 10824 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10825 } else { 10826 codeFile.delete(); 10827 } 10828 10829 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10830 resourceFile.delete(); 10831 } 10832 10833 return true; 10834 } 10835 10836 void cleanUpResourcesLI() { 10837 // Try enumerating all code paths before deleting 10838 List<String> allCodePaths = Collections.EMPTY_LIST; 10839 if (codeFile != null && codeFile.exists()) { 10840 try { 10841 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10842 allCodePaths = pkg.getAllCodePaths(); 10843 } catch (PackageParserException e) { 10844 // Ignored; we tried our best 10845 } 10846 } 10847 10848 cleanUp(); 10849 removeDexFiles(allCodePaths, instructionSets); 10850 } 10851 10852 boolean doPostDeleteLI(boolean delete) { 10853 // XXX err, shouldn't we respect the delete flag? 10854 cleanUpResourcesLI(); 10855 return true; 10856 } 10857 } 10858 10859 private boolean isAsecExternal(String cid) { 10860 final String asecPath = PackageHelper.getSdFilesystem(cid); 10861 return !asecPath.startsWith(mAsecInternalPath); 10862 } 10863 10864 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10865 PackageManagerException { 10866 if (copyRet < 0) { 10867 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10868 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10869 throw new PackageManagerException(copyRet, message); 10870 } 10871 } 10872 } 10873 10874 /** 10875 * Extract the MountService "container ID" from the full code path of an 10876 * .apk. 10877 */ 10878 static String cidFromCodePath(String fullCodePath) { 10879 int eidx = fullCodePath.lastIndexOf("/"); 10880 String subStr1 = fullCodePath.substring(0, eidx); 10881 int sidx = subStr1.lastIndexOf("/"); 10882 return subStr1.substring(sidx+1, eidx); 10883 } 10884 10885 /** 10886 * Logic to handle installation of ASEC applications, including copying and 10887 * renaming logic. 10888 */ 10889 class AsecInstallArgs extends InstallArgs { 10890 static final String RES_FILE_NAME = "pkg.apk"; 10891 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10892 10893 String cid; 10894 String packagePath; 10895 String resourcePath; 10896 10897 /** New install */ 10898 AsecInstallArgs(InstallParams params) { 10899 super(params.origin, params.move, params.observer, params.installFlags, 10900 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10901 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10902 } 10903 10904 /** Existing install */ 10905 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10906 boolean isExternal, boolean isForwardLocked) { 10907 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10908 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10909 instructionSets, null); 10910 // Hackily pretend we're still looking at a full code path 10911 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10912 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10913 } 10914 10915 // Extract cid from fullCodePath 10916 int eidx = fullCodePath.lastIndexOf("/"); 10917 String subStr1 = fullCodePath.substring(0, eidx); 10918 int sidx = subStr1.lastIndexOf("/"); 10919 cid = subStr1.substring(sidx+1, eidx); 10920 setMountPath(subStr1); 10921 } 10922 10923 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10924 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10925 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10926 instructionSets, null); 10927 this.cid = cid; 10928 setMountPath(PackageHelper.getSdDir(cid)); 10929 } 10930 10931 void createCopyFile() { 10932 cid = mInstallerService.allocateExternalStageCidLegacy(); 10933 } 10934 10935 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10936 if (origin.staged) { 10937 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10938 cid = origin.cid; 10939 setMountPath(PackageHelper.getSdDir(cid)); 10940 return PackageManager.INSTALL_SUCCEEDED; 10941 } 10942 10943 if (temp) { 10944 createCopyFile(); 10945 } else { 10946 /* 10947 * Pre-emptively destroy the container since it's destroyed if 10948 * copying fails due to it existing anyway. 10949 */ 10950 PackageHelper.destroySdDir(cid); 10951 } 10952 10953 final String newMountPath = imcs.copyPackageToContainer( 10954 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10955 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10956 10957 if (newMountPath != null) { 10958 setMountPath(newMountPath); 10959 return PackageManager.INSTALL_SUCCEEDED; 10960 } else { 10961 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10962 } 10963 } 10964 10965 @Override 10966 String getCodePath() { 10967 return packagePath; 10968 } 10969 10970 @Override 10971 String getResourcePath() { 10972 return resourcePath; 10973 } 10974 10975 int doPreInstall(int status) { 10976 if (status != PackageManager.INSTALL_SUCCEEDED) { 10977 // Destroy container 10978 PackageHelper.destroySdDir(cid); 10979 } else { 10980 boolean mounted = PackageHelper.isContainerMounted(cid); 10981 if (!mounted) { 10982 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10983 Process.SYSTEM_UID); 10984 if (newMountPath != null) { 10985 setMountPath(newMountPath); 10986 } else { 10987 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10988 } 10989 } 10990 } 10991 return status; 10992 } 10993 10994 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10995 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10996 String newMountPath = null; 10997 if (PackageHelper.isContainerMounted(cid)) { 10998 // Unmount the container 10999 if (!PackageHelper.unMountSdDir(cid)) { 11000 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11001 return false; 11002 } 11003 } 11004 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11005 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11006 " which might be stale. Will try to clean up."); 11007 // Clean up the stale container and proceed to recreate. 11008 if (!PackageHelper.destroySdDir(newCacheId)) { 11009 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11010 return false; 11011 } 11012 // Successfully cleaned up stale container. Try to rename again. 11013 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11014 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11015 + " inspite of cleaning it up."); 11016 return false; 11017 } 11018 } 11019 if (!PackageHelper.isContainerMounted(newCacheId)) { 11020 Slog.w(TAG, "Mounting container " + newCacheId); 11021 newMountPath = PackageHelper.mountSdDir(newCacheId, 11022 getEncryptKey(), Process.SYSTEM_UID); 11023 } else { 11024 newMountPath = PackageHelper.getSdDir(newCacheId); 11025 } 11026 if (newMountPath == null) { 11027 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11028 return false; 11029 } 11030 Log.i(TAG, "Succesfully renamed " + cid + 11031 " to " + newCacheId + 11032 " at new path: " + newMountPath); 11033 cid = newCacheId; 11034 11035 final File beforeCodeFile = new File(packagePath); 11036 setMountPath(newMountPath); 11037 final File afterCodeFile = new File(packagePath); 11038 11039 // Reflect the rename in scanned details 11040 pkg.codePath = afterCodeFile.getAbsolutePath(); 11041 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11042 pkg.baseCodePath); 11043 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11044 pkg.splitCodePaths); 11045 11046 // Reflect the rename in app info 11047 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11048 pkg.applicationInfo.setCodePath(pkg.codePath); 11049 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11050 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11051 pkg.applicationInfo.setResourcePath(pkg.codePath); 11052 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11053 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11054 11055 return true; 11056 } 11057 11058 private void setMountPath(String mountPath) { 11059 final File mountFile = new File(mountPath); 11060 11061 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11062 if (monolithicFile.exists()) { 11063 packagePath = monolithicFile.getAbsolutePath(); 11064 if (isFwdLocked()) { 11065 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11066 } else { 11067 resourcePath = packagePath; 11068 } 11069 } else { 11070 packagePath = mountFile.getAbsolutePath(); 11071 resourcePath = packagePath; 11072 } 11073 } 11074 11075 int doPostInstall(int status, int uid) { 11076 if (status != PackageManager.INSTALL_SUCCEEDED) { 11077 cleanUp(); 11078 } else { 11079 final int groupOwner; 11080 final String protectedFile; 11081 if (isFwdLocked()) { 11082 groupOwner = UserHandle.getSharedAppGid(uid); 11083 protectedFile = RES_FILE_NAME; 11084 } else { 11085 groupOwner = -1; 11086 protectedFile = null; 11087 } 11088 11089 if (uid < Process.FIRST_APPLICATION_UID 11090 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11091 Slog.e(TAG, "Failed to finalize " + cid); 11092 PackageHelper.destroySdDir(cid); 11093 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11094 } 11095 11096 boolean mounted = PackageHelper.isContainerMounted(cid); 11097 if (!mounted) { 11098 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11099 } 11100 } 11101 return status; 11102 } 11103 11104 private void cleanUp() { 11105 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11106 11107 // Destroy secure container 11108 PackageHelper.destroySdDir(cid); 11109 } 11110 11111 private List<String> getAllCodePaths() { 11112 final File codeFile = new File(getCodePath()); 11113 if (codeFile != null && codeFile.exists()) { 11114 try { 11115 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11116 return pkg.getAllCodePaths(); 11117 } catch (PackageParserException e) { 11118 // Ignored; we tried our best 11119 } 11120 } 11121 return Collections.EMPTY_LIST; 11122 } 11123 11124 void cleanUpResourcesLI() { 11125 // Enumerate all code paths before deleting 11126 cleanUpResourcesLI(getAllCodePaths()); 11127 } 11128 11129 private void cleanUpResourcesLI(List<String> allCodePaths) { 11130 cleanUp(); 11131 removeDexFiles(allCodePaths, instructionSets); 11132 } 11133 11134 String getPackageName() { 11135 return getAsecPackageName(cid); 11136 } 11137 11138 boolean doPostDeleteLI(boolean delete) { 11139 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11140 final List<String> allCodePaths = getAllCodePaths(); 11141 boolean mounted = PackageHelper.isContainerMounted(cid); 11142 if (mounted) { 11143 // Unmount first 11144 if (PackageHelper.unMountSdDir(cid)) { 11145 mounted = false; 11146 } 11147 } 11148 if (!mounted && delete) { 11149 cleanUpResourcesLI(allCodePaths); 11150 } 11151 return !mounted; 11152 } 11153 11154 @Override 11155 int doPreCopy() { 11156 if (isFwdLocked()) { 11157 if (!PackageHelper.fixSdPermissions(cid, 11158 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11159 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11160 } 11161 } 11162 11163 return PackageManager.INSTALL_SUCCEEDED; 11164 } 11165 11166 @Override 11167 int doPostCopy(int uid) { 11168 if (isFwdLocked()) { 11169 if (uid < Process.FIRST_APPLICATION_UID 11170 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11171 RES_FILE_NAME)) { 11172 Slog.e(TAG, "Failed to finalize " + cid); 11173 PackageHelper.destroySdDir(cid); 11174 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11175 } 11176 } 11177 11178 return PackageManager.INSTALL_SUCCEEDED; 11179 } 11180 } 11181 11182 /** 11183 * Logic to handle movement of existing installed applications. 11184 */ 11185 class MoveInstallArgs extends InstallArgs { 11186 private File codeFile; 11187 private File resourceFile; 11188 11189 /** New install */ 11190 MoveInstallArgs(InstallParams params) { 11191 super(params.origin, params.move, params.observer, params.installFlags, 11192 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11193 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11194 } 11195 11196 int copyApk(IMediaContainerService imcs, boolean temp) { 11197 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11198 + move.fromUuid + " to " + move.toUuid); 11199 synchronized (mInstaller) { 11200 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11201 move.dataAppName, move.appId, move.seinfo) != 0) { 11202 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11203 } 11204 } 11205 11206 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11207 resourceFile = codeFile; 11208 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11209 11210 return PackageManager.INSTALL_SUCCEEDED; 11211 } 11212 11213 int doPreInstall(int status) { 11214 if (status != PackageManager.INSTALL_SUCCEEDED) { 11215 cleanUp(); 11216 } 11217 return status; 11218 } 11219 11220 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11221 if (status != PackageManager.INSTALL_SUCCEEDED) { 11222 cleanUp(); 11223 return false; 11224 } 11225 11226 // Reflect the move in app info 11227 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11228 pkg.applicationInfo.setCodePath(pkg.codePath); 11229 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11230 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11231 pkg.applicationInfo.setResourcePath(pkg.codePath); 11232 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11233 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11234 11235 return true; 11236 } 11237 11238 int doPostInstall(int status, int uid) { 11239 if (status != PackageManager.INSTALL_SUCCEEDED) { 11240 cleanUp(); 11241 } 11242 return status; 11243 } 11244 11245 @Override 11246 String getCodePath() { 11247 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11248 } 11249 11250 @Override 11251 String getResourcePath() { 11252 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11253 } 11254 11255 private boolean cleanUp() { 11256 if (codeFile == null || !codeFile.exists()) { 11257 return false; 11258 } 11259 11260 if (codeFile.isDirectory()) { 11261 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11262 } else { 11263 codeFile.delete(); 11264 } 11265 11266 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11267 resourceFile.delete(); 11268 } 11269 11270 return true; 11271 } 11272 11273 void cleanUpResourcesLI() { 11274 cleanUp(); 11275 } 11276 11277 boolean doPostDeleteLI(boolean delete) { 11278 // XXX err, shouldn't we respect the delete flag? 11279 cleanUpResourcesLI(); 11280 return true; 11281 } 11282 } 11283 11284 static String getAsecPackageName(String packageCid) { 11285 int idx = packageCid.lastIndexOf("-"); 11286 if (idx == -1) { 11287 return packageCid; 11288 } 11289 return packageCid.substring(0, idx); 11290 } 11291 11292 // Utility method used to create code paths based on package name and available index. 11293 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11294 String idxStr = ""; 11295 int idx = 1; 11296 // Fall back to default value of idx=1 if prefix is not 11297 // part of oldCodePath 11298 if (oldCodePath != null) { 11299 String subStr = oldCodePath; 11300 // Drop the suffix right away 11301 if (suffix != null && subStr.endsWith(suffix)) { 11302 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11303 } 11304 // If oldCodePath already contains prefix find out the 11305 // ending index to either increment or decrement. 11306 int sidx = subStr.lastIndexOf(prefix); 11307 if (sidx != -1) { 11308 subStr = subStr.substring(sidx + prefix.length()); 11309 if (subStr != null) { 11310 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11311 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11312 } 11313 try { 11314 idx = Integer.parseInt(subStr); 11315 if (idx <= 1) { 11316 idx++; 11317 } else { 11318 idx--; 11319 } 11320 } catch(NumberFormatException e) { 11321 } 11322 } 11323 } 11324 } 11325 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11326 return prefix + idxStr; 11327 } 11328 11329 private File getNextCodePath(File targetDir, String packageName) { 11330 int suffix = 1; 11331 File result; 11332 do { 11333 result = new File(targetDir, packageName + "-" + suffix); 11334 suffix++; 11335 } while (result.exists()); 11336 return result; 11337 } 11338 11339 // Utility method that returns the relative package path with respect 11340 // to the installation directory. Like say for /data/data/com.test-1.apk 11341 // string com.test-1 is returned. 11342 static String deriveCodePathName(String codePath) { 11343 if (codePath == null) { 11344 return null; 11345 } 11346 final File codeFile = new File(codePath); 11347 final String name = codeFile.getName(); 11348 if (codeFile.isDirectory()) { 11349 return name; 11350 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11351 final int lastDot = name.lastIndexOf('.'); 11352 return name.substring(0, lastDot); 11353 } else { 11354 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11355 return null; 11356 } 11357 } 11358 11359 class PackageInstalledInfo { 11360 String name; 11361 int uid; 11362 // The set of users that originally had this package installed. 11363 int[] origUsers; 11364 // The set of users that now have this package installed. 11365 int[] newUsers; 11366 PackageParser.Package pkg; 11367 int returnCode; 11368 String returnMsg; 11369 PackageRemovedInfo removedInfo; 11370 11371 public void setError(int code, String msg) { 11372 returnCode = code; 11373 returnMsg = msg; 11374 Slog.w(TAG, msg); 11375 } 11376 11377 public void setError(String msg, PackageParserException e) { 11378 returnCode = e.error; 11379 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11380 Slog.w(TAG, msg, e); 11381 } 11382 11383 public void setError(String msg, PackageManagerException e) { 11384 returnCode = e.error; 11385 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11386 Slog.w(TAG, msg, e); 11387 } 11388 11389 // In some error cases we want to convey more info back to the observer 11390 String origPackage; 11391 String origPermission; 11392 } 11393 11394 /* 11395 * Install a non-existing package. 11396 */ 11397 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11398 UserHandle user, String installerPackageName, String volumeUuid, 11399 PackageInstalledInfo res) { 11400 // Remember this for later, in case we need to rollback this install 11401 String pkgName = pkg.packageName; 11402 11403 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11404 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11405 UserHandle.USER_OWNER).exists(); 11406 synchronized(mPackages) { 11407 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11408 // A package with the same name is already installed, though 11409 // it has been renamed to an older name. The package we 11410 // are trying to install should be installed as an update to 11411 // the existing one, but that has not been requested, so bail. 11412 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11413 + " without first uninstalling package running as " 11414 + mSettings.mRenamedPackages.get(pkgName)); 11415 return; 11416 } 11417 if (mPackages.containsKey(pkgName)) { 11418 // Don't allow installation over an existing package with the same name. 11419 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11420 + " without first uninstalling."); 11421 return; 11422 } 11423 } 11424 11425 try { 11426 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11427 System.currentTimeMillis(), user); 11428 11429 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11430 // delete the partially installed application. the data directory will have to be 11431 // restored if it was already existing 11432 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11433 // remove package from internal structures. Note that we want deletePackageX to 11434 // delete the package data and cache directories that it created in 11435 // scanPackageLocked, unless those directories existed before we even tried to 11436 // install. 11437 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11438 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11439 res.removedInfo, true); 11440 } 11441 11442 } catch (PackageManagerException e) { 11443 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11444 } 11445 } 11446 11447 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11448 // Can't rotate keys during boot or if sharedUser. 11449 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11450 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11451 return false; 11452 } 11453 // app is using upgradeKeySets; make sure all are valid 11454 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11455 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11456 for (int i = 0; i < upgradeKeySets.length; i++) { 11457 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11458 Slog.wtf(TAG, "Package " 11459 + (oldPs.name != null ? oldPs.name : "<null>") 11460 + " contains upgrade-key-set reference to unknown key-set: " 11461 + upgradeKeySets[i] 11462 + " reverting to signatures check."); 11463 return false; 11464 } 11465 } 11466 return true; 11467 } 11468 11469 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11470 // Upgrade keysets are being used. Determine if new package has a superset of the 11471 // required keys. 11472 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11473 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11474 for (int i = 0; i < upgradeKeySets.length; i++) { 11475 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11476 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11477 return true; 11478 } 11479 } 11480 return false; 11481 } 11482 11483 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11484 UserHandle user, String installerPackageName, String volumeUuid, 11485 PackageInstalledInfo res) { 11486 final PackageParser.Package oldPackage; 11487 final String pkgName = pkg.packageName; 11488 final int[] allUsers; 11489 final boolean[] perUserInstalled; 11490 final boolean weFroze; 11491 11492 // First find the old package info and check signatures 11493 synchronized(mPackages) { 11494 oldPackage = mPackages.get(pkgName); 11495 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11496 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11497 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11498 if(!checkUpgradeKeySetLP(ps, pkg)) { 11499 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11500 "New package not signed by keys specified by upgrade-keysets: " 11501 + pkgName); 11502 return; 11503 } 11504 } else { 11505 // default to original signature matching 11506 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11507 != PackageManager.SIGNATURE_MATCH) { 11508 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11509 "New package has a different signature: " + pkgName); 11510 return; 11511 } 11512 } 11513 11514 // In case of rollback, remember per-user/profile install state 11515 allUsers = sUserManager.getUserIds(); 11516 perUserInstalled = new boolean[allUsers.length]; 11517 for (int i = 0; i < allUsers.length; i++) { 11518 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11519 } 11520 11521 // Mark the app as frozen to prevent launching during the upgrade 11522 // process, and then kill all running instances 11523 if (!ps.frozen) { 11524 ps.frozen = true; 11525 weFroze = true; 11526 } else { 11527 weFroze = false; 11528 } 11529 } 11530 11531 // Now that we're guarded by frozen state, kill app during upgrade 11532 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11533 11534 try { 11535 boolean sysPkg = (isSystemApp(oldPackage)); 11536 if (sysPkg) { 11537 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11538 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11539 } else { 11540 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11541 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11542 } 11543 } finally { 11544 // Regardless of success or failure of upgrade steps above, always 11545 // unfreeze the package if we froze it 11546 if (weFroze) { 11547 unfreezePackage(pkgName); 11548 } 11549 } 11550 } 11551 11552 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11553 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11554 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11555 String volumeUuid, PackageInstalledInfo res) { 11556 String pkgName = deletedPackage.packageName; 11557 boolean deletedPkg = true; 11558 boolean updatedSettings = false; 11559 11560 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11561 + deletedPackage); 11562 long origUpdateTime; 11563 if (pkg.mExtras != null) { 11564 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11565 } else { 11566 origUpdateTime = 0; 11567 } 11568 11569 // First delete the existing package while retaining the data directory 11570 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11571 res.removedInfo, true)) { 11572 // If the existing package wasn't successfully deleted 11573 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11574 deletedPkg = false; 11575 } else { 11576 // Successfully deleted the old package; proceed with replace. 11577 11578 // If deleted package lived in a container, give users a chance to 11579 // relinquish resources before killing. 11580 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11581 if (DEBUG_INSTALL) { 11582 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11583 } 11584 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11585 final ArrayList<String> pkgList = new ArrayList<String>(1); 11586 pkgList.add(deletedPackage.applicationInfo.packageName); 11587 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11588 } 11589 11590 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11591 try { 11592 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11593 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11594 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11595 perUserInstalled, res, user); 11596 updatedSettings = true; 11597 } catch (PackageManagerException e) { 11598 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11599 } 11600 } 11601 11602 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11603 // remove package from internal structures. Note that we want deletePackageX to 11604 // delete the package data and cache directories that it created in 11605 // scanPackageLocked, unless those directories existed before we even tried to 11606 // install. 11607 if(updatedSettings) { 11608 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11609 deletePackageLI( 11610 pkgName, null, true, allUsers, perUserInstalled, 11611 PackageManager.DELETE_KEEP_DATA, 11612 res.removedInfo, true); 11613 } 11614 // Since we failed to install the new package we need to restore the old 11615 // package that we deleted. 11616 if (deletedPkg) { 11617 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11618 File restoreFile = new File(deletedPackage.codePath); 11619 // Parse old package 11620 boolean oldExternal = isExternal(deletedPackage); 11621 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11622 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11623 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11624 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11625 try { 11626 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11627 } catch (PackageManagerException e) { 11628 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11629 + e.getMessage()); 11630 return; 11631 } 11632 // Restore of old package succeeded. Update permissions. 11633 // writer 11634 synchronized (mPackages) { 11635 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11636 UPDATE_PERMISSIONS_ALL); 11637 // can downgrade to reader 11638 mSettings.writeLPr(); 11639 } 11640 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11641 } 11642 } 11643 } 11644 11645 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11646 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11647 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11648 String volumeUuid, PackageInstalledInfo res) { 11649 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11650 + ", old=" + deletedPackage); 11651 boolean disabledSystem = false; 11652 boolean updatedSettings = false; 11653 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11654 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11655 != 0) { 11656 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11657 } 11658 String packageName = deletedPackage.packageName; 11659 if (packageName == null) { 11660 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11661 "Attempt to delete null packageName."); 11662 return; 11663 } 11664 PackageParser.Package oldPkg; 11665 PackageSetting oldPkgSetting; 11666 // reader 11667 synchronized (mPackages) { 11668 oldPkg = mPackages.get(packageName); 11669 oldPkgSetting = mSettings.mPackages.get(packageName); 11670 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11671 (oldPkgSetting == null)) { 11672 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11673 "Couldn't find package:" + packageName + " information"); 11674 return; 11675 } 11676 } 11677 11678 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11679 res.removedInfo.removedPackage = packageName; 11680 // Remove existing system package 11681 removePackageLI(oldPkgSetting, true); 11682 // writer 11683 synchronized (mPackages) { 11684 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11685 if (!disabledSystem && deletedPackage != null) { 11686 // We didn't need to disable the .apk as a current system package, 11687 // which means we are replacing another update that is already 11688 // installed. We need to make sure to delete the older one's .apk. 11689 res.removedInfo.args = createInstallArgsForExisting(0, 11690 deletedPackage.applicationInfo.getCodePath(), 11691 deletedPackage.applicationInfo.getResourcePath(), 11692 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11693 } else { 11694 res.removedInfo.args = null; 11695 } 11696 } 11697 11698 // Successfully disabled the old package. Now proceed with re-installation 11699 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11700 11701 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11702 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11703 11704 PackageParser.Package newPackage = null; 11705 try { 11706 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11707 if (newPackage.mExtras != null) { 11708 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11709 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11710 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11711 11712 // is the update attempting to change shared user? that isn't going to work... 11713 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11714 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11715 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11716 + " to " + newPkgSetting.sharedUser); 11717 updatedSettings = true; 11718 } 11719 } 11720 11721 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11722 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11723 perUserInstalled, res, user); 11724 updatedSettings = true; 11725 } 11726 11727 } catch (PackageManagerException e) { 11728 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11729 } 11730 11731 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11732 // Re installation failed. Restore old information 11733 // Remove new pkg information 11734 if (newPackage != null) { 11735 removeInstalledPackageLI(newPackage, true); 11736 } 11737 // Add back the old system package 11738 try { 11739 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11740 } catch (PackageManagerException e) { 11741 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11742 } 11743 // Restore the old system information in Settings 11744 synchronized (mPackages) { 11745 if (disabledSystem) { 11746 mSettings.enableSystemPackageLPw(packageName); 11747 } 11748 if (updatedSettings) { 11749 mSettings.setInstallerPackageName(packageName, 11750 oldPkgSetting.installerPackageName); 11751 } 11752 mSettings.writeLPr(); 11753 } 11754 } 11755 } 11756 11757 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11758 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11759 UserHandle user) { 11760 String pkgName = newPackage.packageName; 11761 synchronized (mPackages) { 11762 //write settings. the installStatus will be incomplete at this stage. 11763 //note that the new package setting would have already been 11764 //added to mPackages. It hasn't been persisted yet. 11765 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11766 mSettings.writeLPr(); 11767 } 11768 11769 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11770 11771 synchronized (mPackages) { 11772 updatePermissionsLPw(newPackage.packageName, newPackage, 11773 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11774 ? UPDATE_PERMISSIONS_ALL : 0)); 11775 // For system-bundled packages, we assume that installing an upgraded version 11776 // of the package implies that the user actually wants to run that new code, 11777 // so we enable the package. 11778 PackageSetting ps = mSettings.mPackages.get(pkgName); 11779 if (ps != null) { 11780 if (isSystemApp(newPackage)) { 11781 // NB: implicit assumption that system package upgrades apply to all users 11782 if (DEBUG_INSTALL) { 11783 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11784 } 11785 if (res.origUsers != null) { 11786 for (int userHandle : res.origUsers) { 11787 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11788 userHandle, installerPackageName); 11789 } 11790 } 11791 // Also convey the prior install/uninstall state 11792 if (allUsers != null && perUserInstalled != null) { 11793 for (int i = 0; i < allUsers.length; i++) { 11794 if (DEBUG_INSTALL) { 11795 Slog.d(TAG, " user " + allUsers[i] 11796 + " => " + perUserInstalled[i]); 11797 } 11798 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11799 } 11800 // these install state changes will be persisted in the 11801 // upcoming call to mSettings.writeLPr(). 11802 } 11803 } 11804 // It's implied that when a user requests installation, they want the app to be 11805 // installed and enabled. 11806 int userId = user.getIdentifier(); 11807 if (userId != UserHandle.USER_ALL) { 11808 ps.setInstalled(true, userId); 11809 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11810 } 11811 } 11812 res.name = pkgName; 11813 res.uid = newPackage.applicationInfo.uid; 11814 res.pkg = newPackage; 11815 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11816 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11817 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11818 //to update install status 11819 mSettings.writeLPr(); 11820 } 11821 } 11822 11823 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11824 final int installFlags = args.installFlags; 11825 final String installerPackageName = args.installerPackageName; 11826 final String volumeUuid = args.volumeUuid; 11827 final File tmpPackageFile = new File(args.getCodePath()); 11828 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11829 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11830 || (args.volumeUuid != null)); 11831 boolean replace = false; 11832 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11833 if (args.move != null) { 11834 // moving a complete application; perfom an initial scan on the new install location 11835 scanFlags |= SCAN_INITIAL; 11836 } 11837 // Result object to be returned 11838 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11839 11840 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11841 // Retrieve PackageSettings and parse package 11842 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11843 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11844 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11845 PackageParser pp = new PackageParser(); 11846 pp.setSeparateProcesses(mSeparateProcesses); 11847 pp.setDisplayMetrics(mMetrics); 11848 11849 final PackageParser.Package pkg; 11850 try { 11851 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11852 } catch (PackageParserException e) { 11853 res.setError("Failed parse during installPackageLI", e); 11854 return; 11855 } 11856 11857 // Mark that we have an install time CPU ABI override. 11858 pkg.cpuAbiOverride = args.abiOverride; 11859 11860 String pkgName = res.name = pkg.packageName; 11861 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11862 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11863 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11864 return; 11865 } 11866 } 11867 11868 try { 11869 pp.collectCertificates(pkg, parseFlags); 11870 pp.collectManifestDigest(pkg); 11871 } catch (PackageParserException e) { 11872 res.setError("Failed collect during installPackageLI", e); 11873 return; 11874 } 11875 11876 /* If the installer passed in a manifest digest, compare it now. */ 11877 if (args.manifestDigest != null) { 11878 if (DEBUG_INSTALL) { 11879 final String parsedManifest = pkg.manifestDigest == null ? "null" 11880 : pkg.manifestDigest.toString(); 11881 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11882 + parsedManifest); 11883 } 11884 11885 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11886 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11887 return; 11888 } 11889 } else if (DEBUG_INSTALL) { 11890 final String parsedManifest = pkg.manifestDigest == null 11891 ? "null" : pkg.manifestDigest.toString(); 11892 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11893 } 11894 11895 // Get rid of all references to package scan path via parser. 11896 pp = null; 11897 String oldCodePath = null; 11898 boolean systemApp = false; 11899 synchronized (mPackages) { 11900 // Check if installing already existing package 11901 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11902 String oldName = mSettings.mRenamedPackages.get(pkgName); 11903 if (pkg.mOriginalPackages != null 11904 && pkg.mOriginalPackages.contains(oldName) 11905 && mPackages.containsKey(oldName)) { 11906 // This package is derived from an original package, 11907 // and this device has been updating from that original 11908 // name. We must continue using the original name, so 11909 // rename the new package here. 11910 pkg.setPackageName(oldName); 11911 pkgName = pkg.packageName; 11912 replace = true; 11913 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11914 + oldName + " pkgName=" + pkgName); 11915 } else if (mPackages.containsKey(pkgName)) { 11916 // This package, under its official name, already exists 11917 // on the device; we should replace it. 11918 replace = true; 11919 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11920 } 11921 11922 // Prevent apps opting out from runtime permissions 11923 if (replace) { 11924 PackageParser.Package oldPackage = mPackages.get(pkgName); 11925 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11926 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11927 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11928 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11929 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11930 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11931 + " doesn't support runtime permissions but the old" 11932 + " target SDK " + oldTargetSdk + " does."); 11933 return; 11934 } 11935 } 11936 } 11937 11938 PackageSetting ps = mSettings.mPackages.get(pkgName); 11939 if (ps != null) { 11940 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11941 11942 // Quick sanity check that we're signed correctly if updating; 11943 // we'll check this again later when scanning, but we want to 11944 // bail early here before tripping over redefined permissions. 11945 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11946 if (!checkUpgradeKeySetLP(ps, pkg)) { 11947 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11948 + pkg.packageName + " upgrade keys do not match the " 11949 + "previously installed version"); 11950 return; 11951 } 11952 } else { 11953 try { 11954 verifySignaturesLP(ps, pkg); 11955 } catch (PackageManagerException e) { 11956 res.setError(e.error, e.getMessage()); 11957 return; 11958 } 11959 } 11960 11961 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11962 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11963 systemApp = (ps.pkg.applicationInfo.flags & 11964 ApplicationInfo.FLAG_SYSTEM) != 0; 11965 } 11966 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11967 } 11968 11969 // Check whether the newly-scanned package wants to define an already-defined perm 11970 int N = pkg.permissions.size(); 11971 for (int i = N-1; i >= 0; i--) { 11972 PackageParser.Permission perm = pkg.permissions.get(i); 11973 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11974 if (bp != null) { 11975 // If the defining package is signed with our cert, it's okay. This 11976 // also includes the "updating the same package" case, of course. 11977 // "updating same package" could also involve key-rotation. 11978 final boolean sigsOk; 11979 if (bp.sourcePackage.equals(pkg.packageName) 11980 && (bp.packageSetting instanceof PackageSetting) 11981 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11982 scanFlags))) { 11983 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11984 } else { 11985 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11986 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11987 } 11988 if (!sigsOk) { 11989 // If the owning package is the system itself, we log but allow 11990 // install to proceed; we fail the install on all other permission 11991 // redefinitions. 11992 if (!bp.sourcePackage.equals("android")) { 11993 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11994 + pkg.packageName + " attempting to redeclare permission " 11995 + perm.info.name + " already owned by " + bp.sourcePackage); 11996 res.origPermission = perm.info.name; 11997 res.origPackage = bp.sourcePackage; 11998 return; 11999 } else { 12000 Slog.w(TAG, "Package " + pkg.packageName 12001 + " attempting to redeclare system permission " 12002 + perm.info.name + "; ignoring new declaration"); 12003 pkg.permissions.remove(i); 12004 } 12005 } 12006 } 12007 } 12008 12009 } 12010 12011 if (systemApp && onExternal) { 12012 // Disable updates to system apps on sdcard 12013 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12014 "Cannot install updates to system apps on sdcard"); 12015 return; 12016 } 12017 12018 if (args.move != null) { 12019 // We did an in-place move, so dex is ready to roll 12020 scanFlags |= SCAN_NO_DEX; 12021 scanFlags |= SCAN_MOVE; 12022 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12023 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12024 scanFlags |= SCAN_NO_DEX; 12025 12026 try { 12027 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12028 true /* extract libs */); 12029 } catch (PackageManagerException pme) { 12030 Slog.e(TAG, "Error deriving application ABI", pme); 12031 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12032 return; 12033 } 12034 12035 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12036 int result = mPackageDexOptimizer 12037 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12038 false /* defer */, false /* inclDependencies */); 12039 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12040 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12041 return; 12042 } 12043 } 12044 12045 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12046 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12047 return; 12048 } 12049 12050 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12051 12052 if (replace) { 12053 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12054 installerPackageName, volumeUuid, res); 12055 } else { 12056 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12057 args.user, installerPackageName, volumeUuid, res); 12058 } 12059 synchronized (mPackages) { 12060 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12061 if (ps != null) { 12062 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12063 } 12064 } 12065 } 12066 12067 private void startIntentFilterVerifications(int userId, boolean replacing, 12068 PackageParser.Package pkg) { 12069 if (mIntentFilterVerifierComponent == null) { 12070 Slog.w(TAG, "No IntentFilter verification will not be done as " 12071 + "there is no IntentFilterVerifier available!"); 12072 return; 12073 } 12074 12075 final int verifierUid = getPackageUid( 12076 mIntentFilterVerifierComponent.getPackageName(), 12077 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12078 12079 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12080 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12081 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12082 mHandler.sendMessage(msg); 12083 } 12084 12085 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12086 PackageParser.Package pkg) { 12087 int size = pkg.activities.size(); 12088 if (size == 0) { 12089 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12090 "No activity, so no need to verify any IntentFilter!"); 12091 return; 12092 } 12093 12094 final boolean hasDomainURLs = hasDomainURLs(pkg); 12095 if (!hasDomainURLs) { 12096 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12097 "No domain URLs, so no need to verify any IntentFilter!"); 12098 return; 12099 } 12100 12101 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12102 + " if any IntentFilter from the " + size 12103 + " Activities needs verification ..."); 12104 12105 int count = 0; 12106 final String packageName = pkg.packageName; 12107 12108 synchronized (mPackages) { 12109 // If this is a new install and we see that we've already run verification for this 12110 // package, we have nothing to do: it means the state was restored from backup. 12111 if (!replacing) { 12112 IntentFilterVerificationInfo ivi = 12113 mSettings.getIntentFilterVerificationLPr(packageName); 12114 if (ivi != null) { 12115 if (DEBUG_DOMAIN_VERIFICATION) { 12116 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12117 + ivi.getStatusString()); 12118 } 12119 return; 12120 } 12121 } 12122 12123 // If any filters need to be verified, then all need to be. 12124 boolean needToVerify = false; 12125 for (PackageParser.Activity a : pkg.activities) { 12126 for (ActivityIntentInfo filter : a.intents) { 12127 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12128 if (DEBUG_DOMAIN_VERIFICATION) { 12129 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12130 } 12131 needToVerify = true; 12132 break; 12133 } 12134 } 12135 } 12136 12137 if (needToVerify) { 12138 final int verificationId = mIntentFilterVerificationToken++; 12139 for (PackageParser.Activity a : pkg.activities) { 12140 for (ActivityIntentInfo filter : a.intents) { 12141 if (filter.hasOnlyWebDataURI() && needsNetworkVerificationLPr(filter)) { 12142 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12143 "Verification needed for IntentFilter:" + filter.toString()); 12144 mIntentFilterVerifier.addOneIntentFilterVerification( 12145 verifierUid, userId, verificationId, filter, packageName); 12146 count++; 12147 } 12148 } 12149 } 12150 } 12151 } 12152 12153 if (count > 0) { 12154 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12155 + " IntentFilter verification" + (count > 1 ? "s" : "") 12156 + " for userId:" + userId); 12157 mIntentFilterVerifier.startVerifications(userId); 12158 } else { 12159 if (DEBUG_DOMAIN_VERIFICATION) { 12160 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12161 } 12162 } 12163 } 12164 12165 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12166 final ComponentName cn = filter.activity.getComponentName(); 12167 final String packageName = cn.getPackageName(); 12168 12169 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12170 packageName); 12171 if (ivi == null) { 12172 return true; 12173 } 12174 int status = ivi.getStatus(); 12175 switch (status) { 12176 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12177 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12178 return true; 12179 12180 default: 12181 // Nothing to do 12182 return false; 12183 } 12184 } 12185 12186 private static boolean isMultiArch(PackageSetting ps) { 12187 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12188 } 12189 12190 private static boolean isMultiArch(ApplicationInfo info) { 12191 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12192 } 12193 12194 private static boolean isExternal(PackageParser.Package pkg) { 12195 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12196 } 12197 12198 private static boolean isExternal(PackageSetting ps) { 12199 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12200 } 12201 12202 private static boolean isExternal(ApplicationInfo info) { 12203 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12204 } 12205 12206 private static boolean isSystemApp(PackageParser.Package pkg) { 12207 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12208 } 12209 12210 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12211 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12212 } 12213 12214 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12215 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12216 } 12217 12218 private static boolean isSystemApp(PackageSetting ps) { 12219 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12220 } 12221 12222 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12223 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12224 } 12225 12226 private int packageFlagsToInstallFlags(PackageSetting ps) { 12227 int installFlags = 0; 12228 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12229 // This existing package was an external ASEC install when we have 12230 // the external flag without a UUID 12231 installFlags |= PackageManager.INSTALL_EXTERNAL; 12232 } 12233 if (ps.isForwardLocked()) { 12234 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12235 } 12236 return installFlags; 12237 } 12238 12239 private void deleteTempPackageFiles() { 12240 final FilenameFilter filter = new FilenameFilter() { 12241 public boolean accept(File dir, String name) { 12242 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12243 } 12244 }; 12245 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12246 file.delete(); 12247 } 12248 } 12249 12250 @Override 12251 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12252 int flags) { 12253 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12254 flags); 12255 } 12256 12257 @Override 12258 public void deletePackage(final String packageName, 12259 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12260 mContext.enforceCallingOrSelfPermission( 12261 android.Manifest.permission.DELETE_PACKAGES, null); 12262 final int uid = Binder.getCallingUid(); 12263 if (UserHandle.getUserId(uid) != userId) { 12264 mContext.enforceCallingPermission( 12265 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12266 "deletePackage for user " + userId); 12267 } 12268 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12269 try { 12270 observer.onPackageDeleted(packageName, 12271 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12272 } catch (RemoteException re) { 12273 } 12274 return; 12275 } 12276 12277 boolean uninstallBlocked = false; 12278 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12279 int[] users = sUserManager.getUserIds(); 12280 for (int i = 0; i < users.length; ++i) { 12281 if (getBlockUninstallForUser(packageName, users[i])) { 12282 uninstallBlocked = true; 12283 break; 12284 } 12285 } 12286 } else { 12287 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12288 } 12289 if (uninstallBlocked) { 12290 try { 12291 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12292 null); 12293 } catch (RemoteException re) { 12294 } 12295 return; 12296 } 12297 12298 if (DEBUG_REMOVE) { 12299 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12300 } 12301 // Queue up an async operation since the package deletion may take a little while. 12302 mHandler.post(new Runnable() { 12303 public void run() { 12304 mHandler.removeCallbacks(this); 12305 final int returnCode = deletePackageX(packageName, userId, flags); 12306 if (observer != null) { 12307 try { 12308 observer.onPackageDeleted(packageName, returnCode, null); 12309 } catch (RemoteException e) { 12310 Log.i(TAG, "Observer no longer exists."); 12311 } //end catch 12312 } //end if 12313 } //end run 12314 }); 12315 } 12316 12317 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12318 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12319 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12320 try { 12321 if (dpm != null) { 12322 if (dpm.isDeviceOwner(packageName)) { 12323 return true; 12324 } 12325 int[] users; 12326 if (userId == UserHandle.USER_ALL) { 12327 users = sUserManager.getUserIds(); 12328 } else { 12329 users = new int[]{userId}; 12330 } 12331 for (int i = 0; i < users.length; ++i) { 12332 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12333 return true; 12334 } 12335 } 12336 } 12337 } catch (RemoteException e) { 12338 } 12339 return false; 12340 } 12341 12342 /** 12343 * This method is an internal method that could be get invoked either 12344 * to delete an installed package or to clean up a failed installation. 12345 * After deleting an installed package, a broadcast is sent to notify any 12346 * listeners that the package has been installed. For cleaning up a failed 12347 * installation, the broadcast is not necessary since the package's 12348 * installation wouldn't have sent the initial broadcast either 12349 * The key steps in deleting a package are 12350 * deleting the package information in internal structures like mPackages, 12351 * deleting the packages base directories through installd 12352 * updating mSettings to reflect current status 12353 * persisting settings for later use 12354 * sending a broadcast if necessary 12355 */ 12356 private int deletePackageX(String packageName, int userId, int flags) { 12357 final PackageRemovedInfo info = new PackageRemovedInfo(); 12358 final boolean res; 12359 12360 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12361 ? UserHandle.ALL : new UserHandle(userId); 12362 12363 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12364 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12365 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12366 } 12367 12368 boolean removedForAllUsers = false; 12369 boolean systemUpdate = false; 12370 12371 // for the uninstall-updates case and restricted profiles, remember the per- 12372 // userhandle installed state 12373 int[] allUsers; 12374 boolean[] perUserInstalled; 12375 synchronized (mPackages) { 12376 PackageSetting ps = mSettings.mPackages.get(packageName); 12377 allUsers = sUserManager.getUserIds(); 12378 perUserInstalled = new boolean[allUsers.length]; 12379 for (int i = 0; i < allUsers.length; i++) { 12380 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12381 } 12382 } 12383 12384 synchronized (mInstallLock) { 12385 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12386 res = deletePackageLI(packageName, removeForUser, 12387 true, allUsers, perUserInstalled, 12388 flags | REMOVE_CHATTY, info, true); 12389 systemUpdate = info.isRemovedPackageSystemUpdate; 12390 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12391 removedForAllUsers = true; 12392 } 12393 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12394 + " removedForAllUsers=" + removedForAllUsers); 12395 } 12396 12397 if (res) { 12398 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12399 12400 // If the removed package was a system update, the old system package 12401 // was re-enabled; we need to broadcast this information 12402 if (systemUpdate) { 12403 Bundle extras = new Bundle(1); 12404 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12405 ? info.removedAppId : info.uid); 12406 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12407 12408 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12409 extras, null, null, null); 12410 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12411 extras, null, null, null); 12412 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12413 null, packageName, null, null); 12414 } 12415 } 12416 // Force a gc here. 12417 Runtime.getRuntime().gc(); 12418 // Delete the resources here after sending the broadcast to let 12419 // other processes clean up before deleting resources. 12420 if (info.args != null) { 12421 synchronized (mInstallLock) { 12422 info.args.doPostDeleteLI(true); 12423 } 12424 } 12425 12426 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12427 } 12428 12429 class PackageRemovedInfo { 12430 String removedPackage; 12431 int uid = -1; 12432 int removedAppId = -1; 12433 int[] removedUsers = null; 12434 boolean isRemovedPackageSystemUpdate = false; 12435 // Clean up resources deleted packages. 12436 InstallArgs args = null; 12437 12438 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12439 Bundle extras = new Bundle(1); 12440 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12441 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12442 if (replacing) { 12443 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12444 } 12445 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12446 if (removedPackage != null) { 12447 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12448 extras, null, null, removedUsers); 12449 if (fullRemove && !replacing) { 12450 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12451 extras, null, null, removedUsers); 12452 } 12453 } 12454 if (removedAppId >= 0) { 12455 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12456 removedUsers); 12457 } 12458 } 12459 } 12460 12461 /* 12462 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12463 * flag is not set, the data directory is removed as well. 12464 * make sure this flag is set for partially installed apps. If not its meaningless to 12465 * delete a partially installed application. 12466 */ 12467 private void removePackageDataLI(PackageSetting ps, 12468 int[] allUserHandles, boolean[] perUserInstalled, 12469 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12470 String packageName = ps.name; 12471 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12472 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12473 // Retrieve object to delete permissions for shared user later on 12474 final PackageSetting deletedPs; 12475 // reader 12476 synchronized (mPackages) { 12477 deletedPs = mSettings.mPackages.get(packageName); 12478 if (outInfo != null) { 12479 outInfo.removedPackage = packageName; 12480 outInfo.removedUsers = deletedPs != null 12481 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12482 : null; 12483 } 12484 } 12485 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12486 removeDataDirsLI(ps.volumeUuid, packageName); 12487 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12488 } 12489 // writer 12490 synchronized (mPackages) { 12491 if (deletedPs != null) { 12492 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12493 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12494 clearDefaultBrowserIfNeeded(packageName); 12495 if (outInfo != null) { 12496 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12497 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12498 } 12499 updatePermissionsLPw(deletedPs.name, null, 0); 12500 if (deletedPs.sharedUser != null) { 12501 // Remove permissions associated with package. Since runtime 12502 // permissions are per user we have to kill the removed package 12503 // or packages running under the shared user of the removed 12504 // package if revoking the permissions requested only by the removed 12505 // package is successful and this causes a change in gids. 12506 for (int userId : UserManagerService.getInstance().getUserIds()) { 12507 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12508 userId); 12509 if (userIdToKill == UserHandle.USER_ALL 12510 || userIdToKill >= UserHandle.USER_OWNER) { 12511 // If gids changed for this user, kill all affected packages. 12512 mHandler.post(new Runnable() { 12513 @Override 12514 public void run() { 12515 // This has to happen with no lock held. 12516 killSettingPackagesForUser(deletedPs, userIdToKill, 12517 KILL_APP_REASON_GIDS_CHANGED); 12518 } 12519 }); 12520 break; 12521 } 12522 } 12523 } 12524 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12525 } 12526 // make sure to preserve per-user disabled state if this removal was just 12527 // a downgrade of a system app to the factory package 12528 if (allUserHandles != null && perUserInstalled != null) { 12529 if (DEBUG_REMOVE) { 12530 Slog.d(TAG, "Propagating install state across downgrade"); 12531 } 12532 for (int i = 0; i < allUserHandles.length; i++) { 12533 if (DEBUG_REMOVE) { 12534 Slog.d(TAG, " user " + allUserHandles[i] 12535 + " => " + perUserInstalled[i]); 12536 } 12537 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12538 } 12539 } 12540 } 12541 // can downgrade to reader 12542 if (writeSettings) { 12543 // Save settings now 12544 mSettings.writeLPr(); 12545 } 12546 } 12547 if (outInfo != null) { 12548 // A user ID was deleted here. Go through all users and remove it 12549 // from KeyStore. 12550 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12551 } 12552 } 12553 12554 static boolean locationIsPrivileged(File path) { 12555 try { 12556 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12557 .getCanonicalPath(); 12558 return path.getCanonicalPath().startsWith(privilegedAppDir); 12559 } catch (IOException e) { 12560 Slog.e(TAG, "Unable to access code path " + path); 12561 } 12562 return false; 12563 } 12564 12565 /* 12566 * Tries to delete system package. 12567 */ 12568 private boolean deleteSystemPackageLI(PackageSetting newPs, 12569 int[] allUserHandles, boolean[] perUserInstalled, 12570 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12571 final boolean applyUserRestrictions 12572 = (allUserHandles != null) && (perUserInstalled != null); 12573 PackageSetting disabledPs = null; 12574 // Confirm if the system package has been updated 12575 // An updated system app can be deleted. This will also have to restore 12576 // the system pkg from system partition 12577 // reader 12578 synchronized (mPackages) { 12579 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12580 } 12581 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12582 + " disabledPs=" + disabledPs); 12583 if (disabledPs == null) { 12584 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12585 return false; 12586 } else if (DEBUG_REMOVE) { 12587 Slog.d(TAG, "Deleting system pkg from data partition"); 12588 } 12589 if (DEBUG_REMOVE) { 12590 if (applyUserRestrictions) { 12591 Slog.d(TAG, "Remembering install states:"); 12592 for (int i = 0; i < allUserHandles.length; i++) { 12593 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12594 } 12595 } 12596 } 12597 // Delete the updated package 12598 outInfo.isRemovedPackageSystemUpdate = true; 12599 if (disabledPs.versionCode < newPs.versionCode) { 12600 // Delete data for downgrades 12601 flags &= ~PackageManager.DELETE_KEEP_DATA; 12602 } else { 12603 // Preserve data by setting flag 12604 flags |= PackageManager.DELETE_KEEP_DATA; 12605 } 12606 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12607 allUserHandles, perUserInstalled, outInfo, writeSettings); 12608 if (!ret) { 12609 return false; 12610 } 12611 // writer 12612 synchronized (mPackages) { 12613 // Reinstate the old system package 12614 mSettings.enableSystemPackageLPw(newPs.name); 12615 // Remove any native libraries from the upgraded package. 12616 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12617 } 12618 // Install the system package 12619 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12620 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12621 if (locationIsPrivileged(disabledPs.codePath)) { 12622 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12623 } 12624 12625 final PackageParser.Package newPkg; 12626 try { 12627 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12628 } catch (PackageManagerException e) { 12629 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12630 return false; 12631 } 12632 12633 // writer 12634 synchronized (mPackages) { 12635 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12636 updatePermissionsLPw(newPkg.packageName, newPkg, 12637 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12638 if (applyUserRestrictions) { 12639 if (DEBUG_REMOVE) { 12640 Slog.d(TAG, "Propagating install state across reinstall"); 12641 } 12642 for (int i = 0; i < allUserHandles.length; i++) { 12643 if (DEBUG_REMOVE) { 12644 Slog.d(TAG, " user " + allUserHandles[i] 12645 + " => " + perUserInstalled[i]); 12646 } 12647 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12648 } 12649 // Regardless of writeSettings we need to ensure that this restriction 12650 // state propagation is persisted 12651 mSettings.writeAllUsersPackageRestrictionsLPr(); 12652 } 12653 // can downgrade to reader here 12654 if (writeSettings) { 12655 mSettings.writeLPr(); 12656 } 12657 } 12658 return true; 12659 } 12660 12661 private boolean deleteInstalledPackageLI(PackageSetting ps, 12662 boolean deleteCodeAndResources, int flags, 12663 int[] allUserHandles, boolean[] perUserInstalled, 12664 PackageRemovedInfo outInfo, boolean writeSettings) { 12665 if (outInfo != null) { 12666 outInfo.uid = ps.appId; 12667 } 12668 12669 // Delete package data from internal structures and also remove data if flag is set 12670 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12671 12672 // Delete application code and resources 12673 if (deleteCodeAndResources && (outInfo != null)) { 12674 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12675 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12676 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12677 } 12678 return true; 12679 } 12680 12681 @Override 12682 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12683 int userId) { 12684 mContext.enforceCallingOrSelfPermission( 12685 android.Manifest.permission.DELETE_PACKAGES, null); 12686 synchronized (mPackages) { 12687 PackageSetting ps = mSettings.mPackages.get(packageName); 12688 if (ps == null) { 12689 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12690 return false; 12691 } 12692 if (!ps.getInstalled(userId)) { 12693 // Can't block uninstall for an app that is not installed or enabled. 12694 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12695 return false; 12696 } 12697 ps.setBlockUninstall(blockUninstall, userId); 12698 mSettings.writePackageRestrictionsLPr(userId); 12699 } 12700 return true; 12701 } 12702 12703 @Override 12704 public boolean getBlockUninstallForUser(String packageName, int userId) { 12705 synchronized (mPackages) { 12706 PackageSetting ps = mSettings.mPackages.get(packageName); 12707 if (ps == null) { 12708 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12709 return false; 12710 } 12711 return ps.getBlockUninstall(userId); 12712 } 12713 } 12714 12715 /* 12716 * This method handles package deletion in general 12717 */ 12718 private boolean deletePackageLI(String packageName, UserHandle user, 12719 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12720 int flags, PackageRemovedInfo outInfo, 12721 boolean writeSettings) { 12722 if (packageName == null) { 12723 Slog.w(TAG, "Attempt to delete null packageName."); 12724 return false; 12725 } 12726 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12727 PackageSetting ps; 12728 boolean dataOnly = false; 12729 int removeUser = -1; 12730 int appId = -1; 12731 synchronized (mPackages) { 12732 ps = mSettings.mPackages.get(packageName); 12733 if (ps == null) { 12734 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12735 return false; 12736 } 12737 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12738 && user.getIdentifier() != UserHandle.USER_ALL) { 12739 // The caller is asking that the package only be deleted for a single 12740 // user. To do this, we just mark its uninstalled state and delete 12741 // its data. If this is a system app, we only allow this to happen if 12742 // they have set the special DELETE_SYSTEM_APP which requests different 12743 // semantics than normal for uninstalling system apps. 12744 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12745 ps.setUserState(user.getIdentifier(), 12746 COMPONENT_ENABLED_STATE_DEFAULT, 12747 false, //installed 12748 true, //stopped 12749 true, //notLaunched 12750 false, //hidden 12751 null, null, null, 12752 false, // blockUninstall 12753 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12754 if (!isSystemApp(ps)) { 12755 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12756 // Other user still have this package installed, so all 12757 // we need to do is clear this user's data and save that 12758 // it is uninstalled. 12759 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12760 removeUser = user.getIdentifier(); 12761 appId = ps.appId; 12762 scheduleWritePackageRestrictionsLocked(removeUser); 12763 } else { 12764 // We need to set it back to 'installed' so the uninstall 12765 // broadcasts will be sent correctly. 12766 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12767 ps.setInstalled(true, user.getIdentifier()); 12768 } 12769 } else { 12770 // This is a system app, so we assume that the 12771 // other users still have this package installed, so all 12772 // we need to do is clear this user's data and save that 12773 // it is uninstalled. 12774 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12775 removeUser = user.getIdentifier(); 12776 appId = ps.appId; 12777 scheduleWritePackageRestrictionsLocked(removeUser); 12778 } 12779 } 12780 } 12781 12782 if (removeUser >= 0) { 12783 // From above, we determined that we are deleting this only 12784 // for a single user. Continue the work here. 12785 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12786 if (outInfo != null) { 12787 outInfo.removedPackage = packageName; 12788 outInfo.removedAppId = appId; 12789 outInfo.removedUsers = new int[] {removeUser}; 12790 } 12791 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12792 removeKeystoreDataIfNeeded(removeUser, appId); 12793 schedulePackageCleaning(packageName, removeUser, false); 12794 synchronized (mPackages) { 12795 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12796 scheduleWritePackageRestrictionsLocked(removeUser); 12797 } 12798 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12799 removeUser); 12800 } 12801 return true; 12802 } 12803 12804 if (dataOnly) { 12805 // Delete application data first 12806 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12807 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12808 return true; 12809 } 12810 12811 boolean ret = false; 12812 if (isSystemApp(ps)) { 12813 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12814 // When an updated system application is deleted we delete the existing resources as well and 12815 // fall back to existing code in system partition 12816 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12817 flags, outInfo, writeSettings); 12818 } else { 12819 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12820 // Kill application pre-emptively especially for apps on sd. 12821 killApplication(packageName, ps.appId, "uninstall pkg"); 12822 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12823 allUserHandles, perUserInstalled, 12824 outInfo, writeSettings); 12825 } 12826 12827 return ret; 12828 } 12829 12830 private final class ClearStorageConnection implements ServiceConnection { 12831 IMediaContainerService mContainerService; 12832 12833 @Override 12834 public void onServiceConnected(ComponentName name, IBinder service) { 12835 synchronized (this) { 12836 mContainerService = IMediaContainerService.Stub.asInterface(service); 12837 notifyAll(); 12838 } 12839 } 12840 12841 @Override 12842 public void onServiceDisconnected(ComponentName name) { 12843 } 12844 } 12845 12846 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12847 final boolean mounted; 12848 if (Environment.isExternalStorageEmulated()) { 12849 mounted = true; 12850 } else { 12851 final String status = Environment.getExternalStorageState(); 12852 12853 mounted = status.equals(Environment.MEDIA_MOUNTED) 12854 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12855 } 12856 12857 if (!mounted) { 12858 return; 12859 } 12860 12861 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12862 int[] users; 12863 if (userId == UserHandle.USER_ALL) { 12864 users = sUserManager.getUserIds(); 12865 } else { 12866 users = new int[] { userId }; 12867 } 12868 final ClearStorageConnection conn = new ClearStorageConnection(); 12869 if (mContext.bindServiceAsUser( 12870 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12871 try { 12872 for (int curUser : users) { 12873 long timeout = SystemClock.uptimeMillis() + 5000; 12874 synchronized (conn) { 12875 long now = SystemClock.uptimeMillis(); 12876 while (conn.mContainerService == null && now < timeout) { 12877 try { 12878 conn.wait(timeout - now); 12879 } catch (InterruptedException e) { 12880 } 12881 } 12882 } 12883 if (conn.mContainerService == null) { 12884 return; 12885 } 12886 12887 final UserEnvironment userEnv = new UserEnvironment(curUser); 12888 clearDirectory(conn.mContainerService, 12889 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12890 if (allData) { 12891 clearDirectory(conn.mContainerService, 12892 userEnv.buildExternalStorageAppDataDirs(packageName)); 12893 clearDirectory(conn.mContainerService, 12894 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12895 } 12896 } 12897 } finally { 12898 mContext.unbindService(conn); 12899 } 12900 } 12901 } 12902 12903 @Override 12904 public void clearApplicationUserData(final String packageName, 12905 final IPackageDataObserver observer, final int userId) { 12906 mContext.enforceCallingOrSelfPermission( 12907 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12908 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12909 // Queue up an async operation since the package deletion may take a little while. 12910 mHandler.post(new Runnable() { 12911 public void run() { 12912 mHandler.removeCallbacks(this); 12913 final boolean succeeded; 12914 synchronized (mInstallLock) { 12915 succeeded = clearApplicationUserDataLI(packageName, userId); 12916 } 12917 clearExternalStorageDataSync(packageName, userId, true); 12918 if (succeeded) { 12919 // invoke DeviceStorageMonitor's update method to clear any notifications 12920 DeviceStorageMonitorInternal 12921 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12922 if (dsm != null) { 12923 dsm.checkMemory(); 12924 } 12925 } 12926 if(observer != null) { 12927 try { 12928 observer.onRemoveCompleted(packageName, succeeded); 12929 } catch (RemoteException e) { 12930 Log.i(TAG, "Observer no longer exists."); 12931 } 12932 } //end if observer 12933 } //end run 12934 }); 12935 } 12936 12937 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12938 if (packageName == null) { 12939 Slog.w(TAG, "Attempt to delete null packageName."); 12940 return false; 12941 } 12942 12943 // Try finding details about the requested package 12944 PackageParser.Package pkg; 12945 synchronized (mPackages) { 12946 pkg = mPackages.get(packageName); 12947 if (pkg == null) { 12948 final PackageSetting ps = mSettings.mPackages.get(packageName); 12949 if (ps != null) { 12950 pkg = ps.pkg; 12951 } 12952 } 12953 12954 if (pkg == null) { 12955 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12956 return false; 12957 } 12958 12959 PackageSetting ps = (PackageSetting) pkg.mExtras; 12960 PermissionsState permissionsState = ps.getPermissionsState(); 12961 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12962 } 12963 12964 // Always delete data directories for package, even if we found no other 12965 // record of app. This helps users recover from UID mismatches without 12966 // resorting to a full data wipe. 12967 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12968 if (retCode < 0) { 12969 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12970 return false; 12971 } 12972 12973 final int appId = pkg.applicationInfo.uid; 12974 removeKeystoreDataIfNeeded(userId, appId); 12975 12976 // Create a native library symlink only if we have native libraries 12977 // and if the native libraries are 32 bit libraries. We do not provide 12978 // this symlink for 64 bit libraries. 12979 if (pkg.applicationInfo.primaryCpuAbi != null && 12980 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12981 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12982 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12983 nativeLibPath, userId) < 0) { 12984 Slog.w(TAG, "Failed linking native library dir"); 12985 return false; 12986 } 12987 } 12988 12989 return true; 12990 } 12991 12992 12993 /** 12994 * Revokes granted runtime permissions and clears resettable flags 12995 * which are flags that can be set by a user interaction. 12996 * 12997 * @param permissionsState The permission state to reset. 12998 * @param userId The device user for which to do a reset. 12999 */ 13000 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13001 PermissionsState permissionsState, int userId) { 13002 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13003 | PackageManager.FLAG_PERMISSION_USER_FIXED 13004 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13005 13006 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13007 } 13008 13009 /** 13010 * Revokes granted runtime permissions and clears all flags. 13011 * 13012 * @param permissionsState The permission state to reset. 13013 * @param userId The device user for which to do a reset. 13014 */ 13015 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13016 PermissionsState permissionsState, int userId) { 13017 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13018 PackageManager.MASK_PERMISSION_FLAGS); 13019 } 13020 13021 /** 13022 * Revokes granted runtime permissions and clears certain flags. 13023 * 13024 * @param permissionsState The permission state to reset. 13025 * @param userId The device user for which to do a reset. 13026 * @param flags The flags that is going to be reset. 13027 */ 13028 private void revokeRuntimePermissionsAndClearFlagsLocked( 13029 PermissionsState permissionsState, int userId, int flags) { 13030 boolean needsWrite = false; 13031 13032 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13033 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13034 if (bp != null) { 13035 permissionsState.revokeRuntimePermission(bp, userId); 13036 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13037 needsWrite = true; 13038 } 13039 } 13040 13041 // Ensure default permissions are never cleared. 13042 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13043 13044 if (needsWrite) { 13045 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13046 } 13047 } 13048 13049 /** 13050 * Remove entries from the keystore daemon. Will only remove it if the 13051 * {@code appId} is valid. 13052 */ 13053 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13054 if (appId < 0) { 13055 return; 13056 } 13057 13058 final KeyStore keyStore = KeyStore.getInstance(); 13059 if (keyStore != null) { 13060 if (userId == UserHandle.USER_ALL) { 13061 for (final int individual : sUserManager.getUserIds()) { 13062 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13063 } 13064 } else { 13065 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13066 } 13067 } else { 13068 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13069 } 13070 } 13071 13072 @Override 13073 public void deleteApplicationCacheFiles(final String packageName, 13074 final IPackageDataObserver observer) { 13075 mContext.enforceCallingOrSelfPermission( 13076 android.Manifest.permission.DELETE_CACHE_FILES, null); 13077 // Queue up an async operation since the package deletion may take a little while. 13078 final int userId = UserHandle.getCallingUserId(); 13079 mHandler.post(new Runnable() { 13080 public void run() { 13081 mHandler.removeCallbacks(this); 13082 final boolean succeded; 13083 synchronized (mInstallLock) { 13084 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13085 } 13086 clearExternalStorageDataSync(packageName, userId, false); 13087 if (observer != null) { 13088 try { 13089 observer.onRemoveCompleted(packageName, succeded); 13090 } catch (RemoteException e) { 13091 Log.i(TAG, "Observer no longer exists."); 13092 } 13093 } //end if observer 13094 } //end run 13095 }); 13096 } 13097 13098 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13099 if (packageName == null) { 13100 Slog.w(TAG, "Attempt to delete null packageName."); 13101 return false; 13102 } 13103 PackageParser.Package p; 13104 synchronized (mPackages) { 13105 p = mPackages.get(packageName); 13106 } 13107 if (p == null) { 13108 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13109 return false; 13110 } 13111 final ApplicationInfo applicationInfo = p.applicationInfo; 13112 if (applicationInfo == null) { 13113 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13114 return false; 13115 } 13116 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13117 if (retCode < 0) { 13118 Slog.w(TAG, "Couldn't remove cache files for package: " 13119 + packageName + " u" + userId); 13120 return false; 13121 } 13122 return true; 13123 } 13124 13125 @Override 13126 public void getPackageSizeInfo(final String packageName, int userHandle, 13127 final IPackageStatsObserver observer) { 13128 mContext.enforceCallingOrSelfPermission( 13129 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13130 if (packageName == null) { 13131 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13132 } 13133 13134 PackageStats stats = new PackageStats(packageName, userHandle); 13135 13136 /* 13137 * Queue up an async operation since the package measurement may take a 13138 * little while. 13139 */ 13140 Message msg = mHandler.obtainMessage(INIT_COPY); 13141 msg.obj = new MeasureParams(stats, observer); 13142 mHandler.sendMessage(msg); 13143 } 13144 13145 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13146 PackageStats pStats) { 13147 if (packageName == null) { 13148 Slog.w(TAG, "Attempt to get size of null packageName."); 13149 return false; 13150 } 13151 PackageParser.Package p; 13152 boolean dataOnly = false; 13153 String libDirRoot = null; 13154 String asecPath = null; 13155 PackageSetting ps = null; 13156 synchronized (mPackages) { 13157 p = mPackages.get(packageName); 13158 ps = mSettings.mPackages.get(packageName); 13159 if(p == null) { 13160 dataOnly = true; 13161 if((ps == null) || (ps.pkg == null)) { 13162 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13163 return false; 13164 } 13165 p = ps.pkg; 13166 } 13167 if (ps != null) { 13168 libDirRoot = ps.legacyNativeLibraryPathString; 13169 } 13170 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13171 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13172 if (secureContainerId != null) { 13173 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13174 } 13175 } 13176 } 13177 String publicSrcDir = null; 13178 if(!dataOnly) { 13179 final ApplicationInfo applicationInfo = p.applicationInfo; 13180 if (applicationInfo == null) { 13181 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13182 return false; 13183 } 13184 if (p.isForwardLocked()) { 13185 publicSrcDir = applicationInfo.getBaseResourcePath(); 13186 } 13187 } 13188 // TODO: extend to measure size of split APKs 13189 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13190 // not just the first level. 13191 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13192 // just the primary. 13193 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13194 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13195 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13196 if (res < 0) { 13197 return false; 13198 } 13199 13200 // Fix-up for forward-locked applications in ASEC containers. 13201 if (!isExternal(p)) { 13202 pStats.codeSize += pStats.externalCodeSize; 13203 pStats.externalCodeSize = 0L; 13204 } 13205 13206 return true; 13207 } 13208 13209 13210 @Override 13211 public void addPackageToPreferred(String packageName) { 13212 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13213 } 13214 13215 @Override 13216 public void removePackageFromPreferred(String packageName) { 13217 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13218 } 13219 13220 @Override 13221 public List<PackageInfo> getPreferredPackages(int flags) { 13222 return new ArrayList<PackageInfo>(); 13223 } 13224 13225 private int getUidTargetSdkVersionLockedLPr(int uid) { 13226 Object obj = mSettings.getUserIdLPr(uid); 13227 if (obj instanceof SharedUserSetting) { 13228 final SharedUserSetting sus = (SharedUserSetting) obj; 13229 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13230 final Iterator<PackageSetting> it = sus.packages.iterator(); 13231 while (it.hasNext()) { 13232 final PackageSetting ps = it.next(); 13233 if (ps.pkg != null) { 13234 int v = ps.pkg.applicationInfo.targetSdkVersion; 13235 if (v < vers) vers = v; 13236 } 13237 } 13238 return vers; 13239 } else if (obj instanceof PackageSetting) { 13240 final PackageSetting ps = (PackageSetting) obj; 13241 if (ps.pkg != null) { 13242 return ps.pkg.applicationInfo.targetSdkVersion; 13243 } 13244 } 13245 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13246 } 13247 13248 @Override 13249 public void addPreferredActivity(IntentFilter filter, int match, 13250 ComponentName[] set, ComponentName activity, int userId) { 13251 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13252 "Adding preferred"); 13253 } 13254 13255 private void addPreferredActivityInternal(IntentFilter filter, int match, 13256 ComponentName[] set, ComponentName activity, boolean always, int userId, 13257 String opname) { 13258 // writer 13259 int callingUid = Binder.getCallingUid(); 13260 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13261 if (filter.countActions() == 0) { 13262 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13263 return; 13264 } 13265 synchronized (mPackages) { 13266 if (mContext.checkCallingOrSelfPermission( 13267 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13268 != PackageManager.PERMISSION_GRANTED) { 13269 if (getUidTargetSdkVersionLockedLPr(callingUid) 13270 < Build.VERSION_CODES.FROYO) { 13271 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13272 + callingUid); 13273 return; 13274 } 13275 mContext.enforceCallingOrSelfPermission( 13276 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13277 } 13278 13279 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13280 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13281 + userId + ":"); 13282 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13283 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13284 scheduleWritePackageRestrictionsLocked(userId); 13285 } 13286 } 13287 13288 @Override 13289 public void replacePreferredActivity(IntentFilter filter, int match, 13290 ComponentName[] set, ComponentName activity, int userId) { 13291 if (filter.countActions() != 1) { 13292 throw new IllegalArgumentException( 13293 "replacePreferredActivity expects filter to have only 1 action."); 13294 } 13295 if (filter.countDataAuthorities() != 0 13296 || filter.countDataPaths() != 0 13297 || filter.countDataSchemes() > 1 13298 || filter.countDataTypes() != 0) { 13299 throw new IllegalArgumentException( 13300 "replacePreferredActivity expects filter to have no data authorities, " + 13301 "paths, or types; and at most one scheme."); 13302 } 13303 13304 final int callingUid = Binder.getCallingUid(); 13305 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13306 synchronized (mPackages) { 13307 if (mContext.checkCallingOrSelfPermission( 13308 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13309 != PackageManager.PERMISSION_GRANTED) { 13310 if (getUidTargetSdkVersionLockedLPr(callingUid) 13311 < Build.VERSION_CODES.FROYO) { 13312 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13313 + Binder.getCallingUid()); 13314 return; 13315 } 13316 mContext.enforceCallingOrSelfPermission( 13317 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13318 } 13319 13320 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13321 if (pir != null) { 13322 // Get all of the existing entries that exactly match this filter. 13323 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13324 if (existing != null && existing.size() == 1) { 13325 PreferredActivity cur = existing.get(0); 13326 if (DEBUG_PREFERRED) { 13327 Slog.i(TAG, "Checking replace of preferred:"); 13328 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13329 if (!cur.mPref.mAlways) { 13330 Slog.i(TAG, " -- CUR; not mAlways!"); 13331 } else { 13332 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13333 Slog.i(TAG, " -- CUR: mSet=" 13334 + Arrays.toString(cur.mPref.mSetComponents)); 13335 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13336 Slog.i(TAG, " -- NEW: mMatch=" 13337 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13338 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13339 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13340 } 13341 } 13342 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13343 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13344 && cur.mPref.sameSet(set)) { 13345 // Setting the preferred activity to what it happens to be already 13346 if (DEBUG_PREFERRED) { 13347 Slog.i(TAG, "Replacing with same preferred activity " 13348 + cur.mPref.mShortComponent + " for user " 13349 + userId + ":"); 13350 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13351 } 13352 return; 13353 } 13354 } 13355 13356 if (existing != null) { 13357 if (DEBUG_PREFERRED) { 13358 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13359 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13360 } 13361 for (int i = 0; i < existing.size(); i++) { 13362 PreferredActivity pa = existing.get(i); 13363 if (DEBUG_PREFERRED) { 13364 Slog.i(TAG, "Removing existing preferred activity " 13365 + pa.mPref.mComponent + ":"); 13366 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13367 } 13368 pir.removeFilter(pa); 13369 } 13370 } 13371 } 13372 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13373 "Replacing preferred"); 13374 } 13375 } 13376 13377 @Override 13378 public void clearPackagePreferredActivities(String packageName) { 13379 final int uid = Binder.getCallingUid(); 13380 // writer 13381 synchronized (mPackages) { 13382 PackageParser.Package pkg = mPackages.get(packageName); 13383 if (pkg == null || pkg.applicationInfo.uid != uid) { 13384 if (mContext.checkCallingOrSelfPermission( 13385 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13386 != PackageManager.PERMISSION_GRANTED) { 13387 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13388 < Build.VERSION_CODES.FROYO) { 13389 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13390 + Binder.getCallingUid()); 13391 return; 13392 } 13393 mContext.enforceCallingOrSelfPermission( 13394 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13395 } 13396 } 13397 13398 int user = UserHandle.getCallingUserId(); 13399 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13400 scheduleWritePackageRestrictionsLocked(user); 13401 } 13402 } 13403 } 13404 13405 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13406 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13407 ArrayList<PreferredActivity> removed = null; 13408 boolean changed = false; 13409 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13410 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13411 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13412 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13413 continue; 13414 } 13415 Iterator<PreferredActivity> it = pir.filterIterator(); 13416 while (it.hasNext()) { 13417 PreferredActivity pa = it.next(); 13418 // Mark entry for removal only if it matches the package name 13419 // and the entry is of type "always". 13420 if (packageName == null || 13421 (pa.mPref.mComponent.getPackageName().equals(packageName) 13422 && pa.mPref.mAlways)) { 13423 if (removed == null) { 13424 removed = new ArrayList<PreferredActivity>(); 13425 } 13426 removed.add(pa); 13427 } 13428 } 13429 if (removed != null) { 13430 for (int j=0; j<removed.size(); j++) { 13431 PreferredActivity pa = removed.get(j); 13432 pir.removeFilter(pa); 13433 } 13434 changed = true; 13435 } 13436 } 13437 return changed; 13438 } 13439 13440 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13441 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13442 if (userId == UserHandle.USER_ALL) { 13443 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13444 sUserManager.getUserIds())) { 13445 for (int oneUserId : sUserManager.getUserIds()) { 13446 scheduleWritePackageRestrictionsLocked(oneUserId); 13447 } 13448 } 13449 } else { 13450 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13451 scheduleWritePackageRestrictionsLocked(userId); 13452 } 13453 } 13454 } 13455 13456 13457 void clearDefaultBrowserIfNeeded(String packageName) { 13458 for (int oneUserId : sUserManager.getUserIds()) { 13459 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13460 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13461 if (packageName.equals(defaultBrowserPackageName)) { 13462 setDefaultBrowserPackageName(null, oneUserId); 13463 } 13464 } 13465 } 13466 13467 @Override 13468 public void resetPreferredActivities(int userId) { 13469 mContext.enforceCallingOrSelfPermission( 13470 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13471 // writer 13472 synchronized (mPackages) { 13473 clearPackagePreferredActivitiesLPw(null, userId); 13474 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13475 applyFactoryDefaultBrowserLPw(userId); 13476 13477 scheduleWritePackageRestrictionsLocked(userId); 13478 } 13479 } 13480 13481 @Override 13482 public int getPreferredActivities(List<IntentFilter> outFilters, 13483 List<ComponentName> outActivities, String packageName) { 13484 13485 int num = 0; 13486 final int userId = UserHandle.getCallingUserId(); 13487 // reader 13488 synchronized (mPackages) { 13489 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13490 if (pir != null) { 13491 final Iterator<PreferredActivity> it = pir.filterIterator(); 13492 while (it.hasNext()) { 13493 final PreferredActivity pa = it.next(); 13494 if (packageName == null 13495 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13496 && pa.mPref.mAlways)) { 13497 if (outFilters != null) { 13498 outFilters.add(new IntentFilter(pa)); 13499 } 13500 if (outActivities != null) { 13501 outActivities.add(pa.mPref.mComponent); 13502 } 13503 } 13504 } 13505 } 13506 } 13507 13508 return num; 13509 } 13510 13511 @Override 13512 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13513 int userId) { 13514 int callingUid = Binder.getCallingUid(); 13515 if (callingUid != Process.SYSTEM_UID) { 13516 throw new SecurityException( 13517 "addPersistentPreferredActivity can only be run by the system"); 13518 } 13519 if (filter.countActions() == 0) { 13520 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13521 return; 13522 } 13523 synchronized (mPackages) { 13524 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13525 " :"); 13526 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13527 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13528 new PersistentPreferredActivity(filter, activity)); 13529 scheduleWritePackageRestrictionsLocked(userId); 13530 } 13531 } 13532 13533 @Override 13534 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13535 int callingUid = Binder.getCallingUid(); 13536 if (callingUid != Process.SYSTEM_UID) { 13537 throw new SecurityException( 13538 "clearPackagePersistentPreferredActivities can only be run by the system"); 13539 } 13540 ArrayList<PersistentPreferredActivity> removed = null; 13541 boolean changed = false; 13542 synchronized (mPackages) { 13543 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13544 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13545 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13546 .valueAt(i); 13547 if (userId != thisUserId) { 13548 continue; 13549 } 13550 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13551 while (it.hasNext()) { 13552 PersistentPreferredActivity ppa = it.next(); 13553 // Mark entry for removal only if it matches the package name. 13554 if (ppa.mComponent.getPackageName().equals(packageName)) { 13555 if (removed == null) { 13556 removed = new ArrayList<PersistentPreferredActivity>(); 13557 } 13558 removed.add(ppa); 13559 } 13560 } 13561 if (removed != null) { 13562 for (int j=0; j<removed.size(); j++) { 13563 PersistentPreferredActivity ppa = removed.get(j); 13564 ppir.removeFilter(ppa); 13565 } 13566 changed = true; 13567 } 13568 } 13569 13570 if (changed) { 13571 scheduleWritePackageRestrictionsLocked(userId); 13572 } 13573 } 13574 } 13575 13576 /** 13577 * Common machinery for picking apart a restored XML blob and passing 13578 * it to a caller-supplied functor to be applied to the running system. 13579 */ 13580 private void restoreFromXml(XmlPullParser parser, int userId, 13581 String expectedStartTag, BlobXmlRestorer functor) 13582 throws IOException, XmlPullParserException { 13583 int type; 13584 while ((type = parser.next()) != XmlPullParser.START_TAG 13585 && type != XmlPullParser.END_DOCUMENT) { 13586 } 13587 if (type != XmlPullParser.START_TAG) { 13588 // oops didn't find a start tag?! 13589 if (DEBUG_BACKUP) { 13590 Slog.e(TAG, "Didn't find start tag during restore"); 13591 } 13592 return; 13593 } 13594 13595 // this is supposed to be TAG_PREFERRED_BACKUP 13596 if (!expectedStartTag.equals(parser.getName())) { 13597 if (DEBUG_BACKUP) { 13598 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13599 } 13600 return; 13601 } 13602 13603 // skip interfering stuff, then we're aligned with the backing implementation 13604 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13605 functor.apply(parser, userId); 13606 } 13607 13608 private interface BlobXmlRestorer { 13609 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13610 } 13611 13612 /** 13613 * Non-Binder method, support for the backup/restore mechanism: write the 13614 * full set of preferred activities in its canonical XML format. Returns the 13615 * XML output as a byte array, or null if there is none. 13616 */ 13617 @Override 13618 public byte[] getPreferredActivityBackup(int userId) { 13619 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13620 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13621 } 13622 13623 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13624 try { 13625 final XmlSerializer serializer = new FastXmlSerializer(); 13626 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13627 serializer.startDocument(null, true); 13628 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13629 13630 synchronized (mPackages) { 13631 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13632 } 13633 13634 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13635 serializer.endDocument(); 13636 serializer.flush(); 13637 } catch (Exception e) { 13638 if (DEBUG_BACKUP) { 13639 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13640 } 13641 return null; 13642 } 13643 13644 return dataStream.toByteArray(); 13645 } 13646 13647 @Override 13648 public void restorePreferredActivities(byte[] backup, int userId) { 13649 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13650 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13651 } 13652 13653 try { 13654 final XmlPullParser parser = Xml.newPullParser(); 13655 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13656 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13657 new BlobXmlRestorer() { 13658 @Override 13659 public void apply(XmlPullParser parser, int userId) 13660 throws XmlPullParserException, IOException { 13661 synchronized (mPackages) { 13662 mSettings.readPreferredActivitiesLPw(parser, userId); 13663 } 13664 } 13665 } ); 13666 } catch (Exception e) { 13667 if (DEBUG_BACKUP) { 13668 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13669 } 13670 } 13671 } 13672 13673 /** 13674 * Non-Binder method, support for the backup/restore mechanism: write the 13675 * default browser (etc) settings in its canonical XML format. Returns the default 13676 * browser XML representation as a byte array, or null if there is none. 13677 */ 13678 @Override 13679 public byte[] getDefaultAppsBackup(int userId) { 13680 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13681 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13682 } 13683 13684 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13685 try { 13686 final XmlSerializer serializer = new FastXmlSerializer(); 13687 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13688 serializer.startDocument(null, true); 13689 serializer.startTag(null, TAG_DEFAULT_APPS); 13690 13691 synchronized (mPackages) { 13692 mSettings.writeDefaultAppsLPr(serializer, userId); 13693 } 13694 13695 serializer.endTag(null, TAG_DEFAULT_APPS); 13696 serializer.endDocument(); 13697 serializer.flush(); 13698 } catch (Exception e) { 13699 if (DEBUG_BACKUP) { 13700 Slog.e(TAG, "Unable to write default apps for backup", e); 13701 } 13702 return null; 13703 } 13704 13705 return dataStream.toByteArray(); 13706 } 13707 13708 @Override 13709 public void restoreDefaultApps(byte[] backup, int userId) { 13710 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13711 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13712 } 13713 13714 try { 13715 final XmlPullParser parser = Xml.newPullParser(); 13716 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13717 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13718 new BlobXmlRestorer() { 13719 @Override 13720 public void apply(XmlPullParser parser, int userId) 13721 throws XmlPullParserException, IOException { 13722 synchronized (mPackages) { 13723 mSettings.readDefaultAppsLPw(parser, userId); 13724 } 13725 } 13726 } ); 13727 } catch (Exception e) { 13728 if (DEBUG_BACKUP) { 13729 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13730 } 13731 } 13732 } 13733 13734 @Override 13735 public byte[] getIntentFilterVerificationBackup(int userId) { 13736 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13737 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13738 } 13739 13740 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13741 try { 13742 final XmlSerializer serializer = new FastXmlSerializer(); 13743 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13744 serializer.startDocument(null, true); 13745 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13746 13747 synchronized (mPackages) { 13748 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13749 } 13750 13751 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13752 serializer.endDocument(); 13753 serializer.flush(); 13754 } catch (Exception e) { 13755 if (DEBUG_BACKUP) { 13756 Slog.e(TAG, "Unable to write default apps for backup", e); 13757 } 13758 return null; 13759 } 13760 13761 return dataStream.toByteArray(); 13762 } 13763 13764 @Override 13765 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13766 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13767 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13768 } 13769 13770 try { 13771 final XmlPullParser parser = Xml.newPullParser(); 13772 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13773 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13774 new BlobXmlRestorer() { 13775 @Override 13776 public void apply(XmlPullParser parser, int userId) 13777 throws XmlPullParserException, IOException { 13778 synchronized (mPackages) { 13779 mSettings.readAllDomainVerificationsLPr(parser, userId); 13780 mSettings.writeLPr(); 13781 } 13782 } 13783 } ); 13784 } catch (Exception e) { 13785 if (DEBUG_BACKUP) { 13786 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13787 } 13788 } 13789 } 13790 13791 @Override 13792 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13793 int sourceUserId, int targetUserId, int flags) { 13794 mContext.enforceCallingOrSelfPermission( 13795 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13796 int callingUid = Binder.getCallingUid(); 13797 enforceOwnerRights(ownerPackage, callingUid); 13798 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13799 if (intentFilter.countActions() == 0) { 13800 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13801 return; 13802 } 13803 synchronized (mPackages) { 13804 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13805 ownerPackage, targetUserId, flags); 13806 CrossProfileIntentResolver resolver = 13807 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13808 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13809 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13810 if (existing != null) { 13811 int size = existing.size(); 13812 for (int i = 0; i < size; i++) { 13813 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13814 return; 13815 } 13816 } 13817 } 13818 resolver.addFilter(newFilter); 13819 scheduleWritePackageRestrictionsLocked(sourceUserId); 13820 } 13821 } 13822 13823 @Override 13824 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13825 mContext.enforceCallingOrSelfPermission( 13826 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13827 int callingUid = Binder.getCallingUid(); 13828 enforceOwnerRights(ownerPackage, callingUid); 13829 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13830 synchronized (mPackages) { 13831 CrossProfileIntentResolver resolver = 13832 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13833 ArraySet<CrossProfileIntentFilter> set = 13834 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13835 for (CrossProfileIntentFilter filter : set) { 13836 if (filter.getOwnerPackage().equals(ownerPackage)) { 13837 resolver.removeFilter(filter); 13838 } 13839 } 13840 scheduleWritePackageRestrictionsLocked(sourceUserId); 13841 } 13842 } 13843 13844 // Enforcing that callingUid is owning pkg on userId 13845 private void enforceOwnerRights(String pkg, int callingUid) { 13846 // The system owns everything. 13847 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13848 return; 13849 } 13850 int callingUserId = UserHandle.getUserId(callingUid); 13851 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13852 if (pi == null) { 13853 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13854 + callingUserId); 13855 } 13856 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13857 throw new SecurityException("Calling uid " + callingUid 13858 + " does not own package " + pkg); 13859 } 13860 } 13861 13862 @Override 13863 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13864 Intent intent = new Intent(Intent.ACTION_MAIN); 13865 intent.addCategory(Intent.CATEGORY_HOME); 13866 13867 final int callingUserId = UserHandle.getCallingUserId(); 13868 List<ResolveInfo> list = queryIntentActivities(intent, null, 13869 PackageManager.GET_META_DATA, callingUserId); 13870 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13871 true, false, false, callingUserId); 13872 13873 allHomeCandidates.clear(); 13874 if (list != null) { 13875 for (ResolveInfo ri : list) { 13876 allHomeCandidates.add(ri); 13877 } 13878 } 13879 return (preferred == null || preferred.activityInfo == null) 13880 ? null 13881 : new ComponentName(preferred.activityInfo.packageName, 13882 preferred.activityInfo.name); 13883 } 13884 13885 @Override 13886 public void setApplicationEnabledSetting(String appPackageName, 13887 int newState, int flags, int userId, String callingPackage) { 13888 if (!sUserManager.exists(userId)) return; 13889 if (callingPackage == null) { 13890 callingPackage = Integer.toString(Binder.getCallingUid()); 13891 } 13892 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13893 } 13894 13895 @Override 13896 public void setComponentEnabledSetting(ComponentName componentName, 13897 int newState, int flags, int userId) { 13898 if (!sUserManager.exists(userId)) return; 13899 setEnabledSetting(componentName.getPackageName(), 13900 componentName.getClassName(), newState, flags, userId, null); 13901 } 13902 13903 private void setEnabledSetting(final String packageName, String className, int newState, 13904 final int flags, int userId, String callingPackage) { 13905 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13906 || newState == COMPONENT_ENABLED_STATE_ENABLED 13907 || newState == COMPONENT_ENABLED_STATE_DISABLED 13908 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13909 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13910 throw new IllegalArgumentException("Invalid new component state: " 13911 + newState); 13912 } 13913 PackageSetting pkgSetting; 13914 final int uid = Binder.getCallingUid(); 13915 final int permission = mContext.checkCallingOrSelfPermission( 13916 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13917 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13918 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13919 boolean sendNow = false; 13920 boolean isApp = (className == null); 13921 String componentName = isApp ? packageName : className; 13922 int packageUid = -1; 13923 ArrayList<String> components; 13924 13925 // writer 13926 synchronized (mPackages) { 13927 pkgSetting = mSettings.mPackages.get(packageName); 13928 if (pkgSetting == null) { 13929 if (className == null) { 13930 throw new IllegalArgumentException( 13931 "Unknown package: " + packageName); 13932 } 13933 throw new IllegalArgumentException( 13934 "Unknown component: " + packageName 13935 + "/" + className); 13936 } 13937 // Allow root and verify that userId is not being specified by a different user 13938 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13939 throw new SecurityException( 13940 "Permission Denial: attempt to change component state from pid=" 13941 + Binder.getCallingPid() 13942 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13943 } 13944 if (className == null) { 13945 // We're dealing with an application/package level state change 13946 if (pkgSetting.getEnabled(userId) == newState) { 13947 // Nothing to do 13948 return; 13949 } 13950 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13951 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13952 // Don't care about who enables an app. 13953 callingPackage = null; 13954 } 13955 pkgSetting.setEnabled(newState, userId, callingPackage); 13956 // pkgSetting.pkg.mSetEnabled = newState; 13957 } else { 13958 // We're dealing with a component level state change 13959 // First, verify that this is a valid class name. 13960 PackageParser.Package pkg = pkgSetting.pkg; 13961 if (pkg == null || !pkg.hasComponentClassName(className)) { 13962 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13963 throw new IllegalArgumentException("Component class " + className 13964 + " does not exist in " + packageName); 13965 } else { 13966 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13967 + className + " does not exist in " + packageName); 13968 } 13969 } 13970 switch (newState) { 13971 case COMPONENT_ENABLED_STATE_ENABLED: 13972 if (!pkgSetting.enableComponentLPw(className, userId)) { 13973 return; 13974 } 13975 break; 13976 case COMPONENT_ENABLED_STATE_DISABLED: 13977 if (!pkgSetting.disableComponentLPw(className, userId)) { 13978 return; 13979 } 13980 break; 13981 case COMPONENT_ENABLED_STATE_DEFAULT: 13982 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13983 return; 13984 } 13985 break; 13986 default: 13987 Slog.e(TAG, "Invalid new component state: " + newState); 13988 return; 13989 } 13990 } 13991 scheduleWritePackageRestrictionsLocked(userId); 13992 components = mPendingBroadcasts.get(userId, packageName); 13993 final boolean newPackage = components == null; 13994 if (newPackage) { 13995 components = new ArrayList<String>(); 13996 } 13997 if (!components.contains(componentName)) { 13998 components.add(componentName); 13999 } 14000 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14001 sendNow = true; 14002 // Purge entry from pending broadcast list if another one exists already 14003 // since we are sending one right away. 14004 mPendingBroadcasts.remove(userId, packageName); 14005 } else { 14006 if (newPackage) { 14007 mPendingBroadcasts.put(userId, packageName, components); 14008 } 14009 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14010 // Schedule a message 14011 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14012 } 14013 } 14014 } 14015 14016 long callingId = Binder.clearCallingIdentity(); 14017 try { 14018 if (sendNow) { 14019 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14020 sendPackageChangedBroadcast(packageName, 14021 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14022 } 14023 } finally { 14024 Binder.restoreCallingIdentity(callingId); 14025 } 14026 } 14027 14028 private void sendPackageChangedBroadcast(String packageName, 14029 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14030 if (DEBUG_INSTALL) 14031 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14032 + componentNames); 14033 Bundle extras = new Bundle(4); 14034 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14035 String nameList[] = new String[componentNames.size()]; 14036 componentNames.toArray(nameList); 14037 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14038 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14039 extras.putInt(Intent.EXTRA_UID, packageUid); 14040 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14041 new int[] {UserHandle.getUserId(packageUid)}); 14042 } 14043 14044 @Override 14045 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14046 if (!sUserManager.exists(userId)) return; 14047 final int uid = Binder.getCallingUid(); 14048 final int permission = mContext.checkCallingOrSelfPermission( 14049 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14050 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14051 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14052 // writer 14053 synchronized (mPackages) { 14054 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14055 allowedByPermission, uid, userId)) { 14056 scheduleWritePackageRestrictionsLocked(userId); 14057 } 14058 } 14059 } 14060 14061 @Override 14062 public String getInstallerPackageName(String packageName) { 14063 // reader 14064 synchronized (mPackages) { 14065 return mSettings.getInstallerPackageNameLPr(packageName); 14066 } 14067 } 14068 14069 @Override 14070 public int getApplicationEnabledSetting(String packageName, int userId) { 14071 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14072 int uid = Binder.getCallingUid(); 14073 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14074 // reader 14075 synchronized (mPackages) { 14076 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14077 } 14078 } 14079 14080 @Override 14081 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14082 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14083 int uid = Binder.getCallingUid(); 14084 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14085 // reader 14086 synchronized (mPackages) { 14087 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14088 } 14089 } 14090 14091 @Override 14092 public void enterSafeMode() { 14093 enforceSystemOrRoot("Only the system can request entering safe mode"); 14094 14095 if (!mSystemReady) { 14096 mSafeMode = true; 14097 } 14098 } 14099 14100 @Override 14101 public void systemReady() { 14102 mSystemReady = true; 14103 14104 // Read the compatibilty setting when the system is ready. 14105 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14106 mContext.getContentResolver(), 14107 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14108 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14109 if (DEBUG_SETTINGS) { 14110 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14111 } 14112 14113 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14114 14115 synchronized (mPackages) { 14116 // Verify that all of the preferred activity components actually 14117 // exist. It is possible for applications to be updated and at 14118 // that point remove a previously declared activity component that 14119 // had been set as a preferred activity. We try to clean this up 14120 // the next time we encounter that preferred activity, but it is 14121 // possible for the user flow to never be able to return to that 14122 // situation so here we do a sanity check to make sure we haven't 14123 // left any junk around. 14124 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14125 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14126 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14127 removed.clear(); 14128 for (PreferredActivity pa : pir.filterSet()) { 14129 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14130 removed.add(pa); 14131 } 14132 } 14133 if (removed.size() > 0) { 14134 for (int r=0; r<removed.size(); r++) { 14135 PreferredActivity pa = removed.get(r); 14136 Slog.w(TAG, "Removing dangling preferred activity: " 14137 + pa.mPref.mComponent); 14138 pir.removeFilter(pa); 14139 } 14140 mSettings.writePackageRestrictionsLPr( 14141 mSettings.mPreferredActivities.keyAt(i)); 14142 } 14143 } 14144 14145 for (int userId : UserManagerService.getInstance().getUserIds()) { 14146 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14147 grantPermissionsUserIds = ArrayUtils.appendInt( 14148 grantPermissionsUserIds, userId); 14149 } 14150 } 14151 } 14152 sUserManager.systemReady(); 14153 14154 // If we upgraded grant all default permissions before kicking off. 14155 for (int userId : grantPermissionsUserIds) { 14156 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14157 } 14158 14159 // Kick off any messages waiting for system ready 14160 if (mPostSystemReadyMessages != null) { 14161 for (Message msg : mPostSystemReadyMessages) { 14162 msg.sendToTarget(); 14163 } 14164 mPostSystemReadyMessages = null; 14165 } 14166 14167 // Watch for external volumes that come and go over time 14168 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14169 storage.registerListener(mStorageListener); 14170 14171 mInstallerService.systemReady(); 14172 mPackageDexOptimizer.systemReady(); 14173 } 14174 14175 @Override 14176 public boolean isSafeMode() { 14177 return mSafeMode; 14178 } 14179 14180 @Override 14181 public boolean hasSystemUidErrors() { 14182 return mHasSystemUidErrors; 14183 } 14184 14185 static String arrayToString(int[] array) { 14186 StringBuffer buf = new StringBuffer(128); 14187 buf.append('['); 14188 if (array != null) { 14189 for (int i=0; i<array.length; i++) { 14190 if (i > 0) buf.append(", "); 14191 buf.append(array[i]); 14192 } 14193 } 14194 buf.append(']'); 14195 return buf.toString(); 14196 } 14197 14198 static class DumpState { 14199 public static final int DUMP_LIBS = 1 << 0; 14200 public static final int DUMP_FEATURES = 1 << 1; 14201 public static final int DUMP_RESOLVERS = 1 << 2; 14202 public static final int DUMP_PERMISSIONS = 1 << 3; 14203 public static final int DUMP_PACKAGES = 1 << 4; 14204 public static final int DUMP_SHARED_USERS = 1 << 5; 14205 public static final int DUMP_MESSAGES = 1 << 6; 14206 public static final int DUMP_PROVIDERS = 1 << 7; 14207 public static final int DUMP_VERIFIERS = 1 << 8; 14208 public static final int DUMP_PREFERRED = 1 << 9; 14209 public static final int DUMP_PREFERRED_XML = 1 << 10; 14210 public static final int DUMP_KEYSETS = 1 << 11; 14211 public static final int DUMP_VERSION = 1 << 12; 14212 public static final int DUMP_INSTALLS = 1 << 13; 14213 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14214 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14215 14216 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14217 14218 private int mTypes; 14219 14220 private int mOptions; 14221 14222 private boolean mTitlePrinted; 14223 14224 private SharedUserSetting mSharedUser; 14225 14226 public boolean isDumping(int type) { 14227 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14228 return true; 14229 } 14230 14231 return (mTypes & type) != 0; 14232 } 14233 14234 public void setDump(int type) { 14235 mTypes |= type; 14236 } 14237 14238 public boolean isOptionEnabled(int option) { 14239 return (mOptions & option) != 0; 14240 } 14241 14242 public void setOptionEnabled(int option) { 14243 mOptions |= option; 14244 } 14245 14246 public boolean onTitlePrinted() { 14247 final boolean printed = mTitlePrinted; 14248 mTitlePrinted = true; 14249 return printed; 14250 } 14251 14252 public boolean getTitlePrinted() { 14253 return mTitlePrinted; 14254 } 14255 14256 public void setTitlePrinted(boolean enabled) { 14257 mTitlePrinted = enabled; 14258 } 14259 14260 public SharedUserSetting getSharedUser() { 14261 return mSharedUser; 14262 } 14263 14264 public void setSharedUser(SharedUserSetting user) { 14265 mSharedUser = user; 14266 } 14267 } 14268 14269 @Override 14270 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14271 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14272 != PackageManager.PERMISSION_GRANTED) { 14273 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14274 + Binder.getCallingPid() 14275 + ", uid=" + Binder.getCallingUid() 14276 + " without permission " 14277 + android.Manifest.permission.DUMP); 14278 return; 14279 } 14280 14281 DumpState dumpState = new DumpState(); 14282 boolean fullPreferred = false; 14283 boolean checkin = false; 14284 14285 String packageName = null; 14286 ArraySet<String> permissionNames = null; 14287 14288 int opti = 0; 14289 while (opti < args.length) { 14290 String opt = args[opti]; 14291 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14292 break; 14293 } 14294 opti++; 14295 14296 if ("-a".equals(opt)) { 14297 // Right now we only know how to print all. 14298 } else if ("-h".equals(opt)) { 14299 pw.println("Package manager dump options:"); 14300 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14301 pw.println(" --checkin: dump for a checkin"); 14302 pw.println(" -f: print details of intent filters"); 14303 pw.println(" -h: print this help"); 14304 pw.println(" cmd may be one of:"); 14305 pw.println(" l[ibraries]: list known shared libraries"); 14306 pw.println(" f[ibraries]: list device features"); 14307 pw.println(" k[eysets]: print known keysets"); 14308 pw.println(" r[esolvers]: dump intent resolvers"); 14309 pw.println(" perm[issions]: dump permissions"); 14310 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14311 pw.println(" pref[erred]: print preferred package settings"); 14312 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14313 pw.println(" prov[iders]: dump content providers"); 14314 pw.println(" p[ackages]: dump installed packages"); 14315 pw.println(" s[hared-users]: dump shared user IDs"); 14316 pw.println(" m[essages]: print collected runtime messages"); 14317 pw.println(" v[erifiers]: print package verifier info"); 14318 pw.println(" version: print database version info"); 14319 pw.println(" write: write current settings now"); 14320 pw.println(" <package.name>: info about given package"); 14321 pw.println(" installs: details about install sessions"); 14322 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14323 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14324 return; 14325 } else if ("--checkin".equals(opt)) { 14326 checkin = true; 14327 } else if ("-f".equals(opt)) { 14328 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14329 } else { 14330 pw.println("Unknown argument: " + opt + "; use -h for help"); 14331 } 14332 } 14333 14334 // Is the caller requesting to dump a particular piece of data? 14335 if (opti < args.length) { 14336 String cmd = args[opti]; 14337 opti++; 14338 // Is this a package name? 14339 if ("android".equals(cmd) || cmd.contains(".")) { 14340 packageName = cmd; 14341 // When dumping a single package, we always dump all of its 14342 // filter information since the amount of data will be reasonable. 14343 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14344 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14345 dumpState.setDump(DumpState.DUMP_LIBS); 14346 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14347 dumpState.setDump(DumpState.DUMP_FEATURES); 14348 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14349 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14350 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14351 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14352 } else if ("permission".equals(cmd)) { 14353 if (opti >= args.length) { 14354 pw.println("Error: permission requires permission name"); 14355 return; 14356 } 14357 permissionNames = new ArraySet<>(); 14358 while (opti < args.length) { 14359 permissionNames.add(args[opti]); 14360 opti++; 14361 } 14362 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14363 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14364 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14365 dumpState.setDump(DumpState.DUMP_PREFERRED); 14366 } else if ("preferred-xml".equals(cmd)) { 14367 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14368 if (opti < args.length && "--full".equals(args[opti])) { 14369 fullPreferred = true; 14370 opti++; 14371 } 14372 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14373 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14374 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14375 dumpState.setDump(DumpState.DUMP_PACKAGES); 14376 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14377 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14378 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14379 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14380 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14381 dumpState.setDump(DumpState.DUMP_MESSAGES); 14382 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14383 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14384 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14385 || "intent-filter-verifiers".equals(cmd)) { 14386 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14387 } else if ("version".equals(cmd)) { 14388 dumpState.setDump(DumpState.DUMP_VERSION); 14389 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14390 dumpState.setDump(DumpState.DUMP_KEYSETS); 14391 } else if ("installs".equals(cmd)) { 14392 dumpState.setDump(DumpState.DUMP_INSTALLS); 14393 } else if ("write".equals(cmd)) { 14394 synchronized (mPackages) { 14395 mSettings.writeLPr(); 14396 pw.println("Settings written."); 14397 return; 14398 } 14399 } 14400 } 14401 14402 if (checkin) { 14403 pw.println("vers,1"); 14404 } 14405 14406 // reader 14407 synchronized (mPackages) { 14408 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14409 if (!checkin) { 14410 if (dumpState.onTitlePrinted()) 14411 pw.println(); 14412 pw.println("Database versions:"); 14413 pw.print(" SDK Version:"); 14414 pw.print(" internal="); 14415 pw.print(mSettings.mInternalSdkPlatform); 14416 pw.print(" external="); 14417 pw.println(mSettings.mExternalSdkPlatform); 14418 pw.print(" DB Version:"); 14419 pw.print(" internal="); 14420 pw.print(mSettings.mInternalDatabaseVersion); 14421 pw.print(" external="); 14422 pw.println(mSettings.mExternalDatabaseVersion); 14423 } 14424 } 14425 14426 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14427 if (!checkin) { 14428 if (dumpState.onTitlePrinted()) 14429 pw.println(); 14430 pw.println("Verifiers:"); 14431 pw.print(" Required: "); 14432 pw.print(mRequiredVerifierPackage); 14433 pw.print(" (uid="); 14434 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14435 pw.println(")"); 14436 } else if (mRequiredVerifierPackage != null) { 14437 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14438 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14439 } 14440 } 14441 14442 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14443 packageName == null) { 14444 if (mIntentFilterVerifierComponent != null) { 14445 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14446 if (!checkin) { 14447 if (dumpState.onTitlePrinted()) 14448 pw.println(); 14449 pw.println("Intent Filter Verifier:"); 14450 pw.print(" Using: "); 14451 pw.print(verifierPackageName); 14452 pw.print(" (uid="); 14453 pw.print(getPackageUid(verifierPackageName, 0)); 14454 pw.println(")"); 14455 } else if (verifierPackageName != null) { 14456 pw.print("ifv,"); pw.print(verifierPackageName); 14457 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14458 } 14459 } else { 14460 pw.println(); 14461 pw.println("No Intent Filter Verifier available!"); 14462 } 14463 } 14464 14465 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14466 boolean printedHeader = false; 14467 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14468 while (it.hasNext()) { 14469 String name = it.next(); 14470 SharedLibraryEntry ent = mSharedLibraries.get(name); 14471 if (!checkin) { 14472 if (!printedHeader) { 14473 if (dumpState.onTitlePrinted()) 14474 pw.println(); 14475 pw.println("Libraries:"); 14476 printedHeader = true; 14477 } 14478 pw.print(" "); 14479 } else { 14480 pw.print("lib,"); 14481 } 14482 pw.print(name); 14483 if (!checkin) { 14484 pw.print(" -> "); 14485 } 14486 if (ent.path != null) { 14487 if (!checkin) { 14488 pw.print("(jar) "); 14489 pw.print(ent.path); 14490 } else { 14491 pw.print(",jar,"); 14492 pw.print(ent.path); 14493 } 14494 } else { 14495 if (!checkin) { 14496 pw.print("(apk) "); 14497 pw.print(ent.apk); 14498 } else { 14499 pw.print(",apk,"); 14500 pw.print(ent.apk); 14501 } 14502 } 14503 pw.println(); 14504 } 14505 } 14506 14507 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14508 if (dumpState.onTitlePrinted()) 14509 pw.println(); 14510 if (!checkin) { 14511 pw.println("Features:"); 14512 } 14513 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14514 while (it.hasNext()) { 14515 String name = it.next(); 14516 if (!checkin) { 14517 pw.print(" "); 14518 } else { 14519 pw.print("feat,"); 14520 } 14521 pw.println(name); 14522 } 14523 } 14524 14525 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14526 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14527 : "Activity Resolver Table:", " ", packageName, 14528 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14529 dumpState.setTitlePrinted(true); 14530 } 14531 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14532 : "Receiver Resolver Table:", " ", packageName, 14533 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14534 dumpState.setTitlePrinted(true); 14535 } 14536 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14537 : "Service Resolver Table:", " ", packageName, 14538 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14539 dumpState.setTitlePrinted(true); 14540 } 14541 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14542 : "Provider Resolver Table:", " ", packageName, 14543 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14544 dumpState.setTitlePrinted(true); 14545 } 14546 } 14547 14548 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14549 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14550 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14551 int user = mSettings.mPreferredActivities.keyAt(i); 14552 if (pir.dump(pw, 14553 dumpState.getTitlePrinted() 14554 ? "\nPreferred Activities User " + user + ":" 14555 : "Preferred Activities User " + user + ":", " ", 14556 packageName, true, false)) { 14557 dumpState.setTitlePrinted(true); 14558 } 14559 } 14560 } 14561 14562 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14563 pw.flush(); 14564 FileOutputStream fout = new FileOutputStream(fd); 14565 BufferedOutputStream str = new BufferedOutputStream(fout); 14566 XmlSerializer serializer = new FastXmlSerializer(); 14567 try { 14568 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14569 serializer.startDocument(null, true); 14570 serializer.setFeature( 14571 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14572 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14573 serializer.endDocument(); 14574 serializer.flush(); 14575 } catch (IllegalArgumentException e) { 14576 pw.println("Failed writing: " + e); 14577 } catch (IllegalStateException e) { 14578 pw.println("Failed writing: " + e); 14579 } catch (IOException e) { 14580 pw.println("Failed writing: " + e); 14581 } 14582 } 14583 14584 if (!checkin 14585 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14586 && packageName == null) { 14587 pw.println(); 14588 int count = mSettings.mPackages.size(); 14589 if (count == 0) { 14590 pw.println("No domain preferred apps!"); 14591 pw.println(); 14592 } else { 14593 final String prefix = " "; 14594 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14595 if (allPackageSettings.size() == 0) { 14596 pw.println("No domain preferred apps!"); 14597 pw.println(); 14598 } else { 14599 pw.println("Domain preferred apps status:"); 14600 pw.println(); 14601 count = 0; 14602 for (PackageSetting ps : allPackageSettings) { 14603 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14604 if (ivi == null || ivi.getPackageName() == null) continue; 14605 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14606 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14607 pw.println(prefix + "Status: " + ivi.getStatusString()); 14608 pw.println(); 14609 count++; 14610 } 14611 if (count == 0) { 14612 pw.println(prefix + "No domain preferred app status!"); 14613 pw.println(); 14614 } 14615 for (int userId : sUserManager.getUserIds()) { 14616 pw.println("Domain preferred apps for User " + userId + ":"); 14617 pw.println(); 14618 count = 0; 14619 for (PackageSetting ps : allPackageSettings) { 14620 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14621 if (ivi == null || ivi.getPackageName() == null) { 14622 continue; 14623 } 14624 final int status = ps.getDomainVerificationStatusForUser(userId); 14625 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14626 continue; 14627 } 14628 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14629 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14630 String statusStr = IntentFilterVerificationInfo. 14631 getStatusStringFromValue(status); 14632 pw.println(prefix + "Status: " + statusStr); 14633 pw.println(); 14634 count++; 14635 } 14636 if (count == 0) { 14637 pw.println(prefix + "No domain preferred apps!"); 14638 pw.println(); 14639 } 14640 } 14641 } 14642 } 14643 } 14644 14645 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14646 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14647 if (packageName == null && permissionNames == null) { 14648 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14649 if (iperm == 0) { 14650 if (dumpState.onTitlePrinted()) 14651 pw.println(); 14652 pw.println("AppOp Permissions:"); 14653 } 14654 pw.print(" AppOp Permission "); 14655 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14656 pw.println(":"); 14657 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14658 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14659 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14660 } 14661 } 14662 } 14663 } 14664 14665 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14666 boolean printedSomething = false; 14667 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14668 if (packageName != null && !packageName.equals(p.info.packageName)) { 14669 continue; 14670 } 14671 if (!printedSomething) { 14672 if (dumpState.onTitlePrinted()) 14673 pw.println(); 14674 pw.println("Registered ContentProviders:"); 14675 printedSomething = true; 14676 } 14677 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14678 pw.print(" "); pw.println(p.toString()); 14679 } 14680 printedSomething = false; 14681 for (Map.Entry<String, PackageParser.Provider> entry : 14682 mProvidersByAuthority.entrySet()) { 14683 PackageParser.Provider p = entry.getValue(); 14684 if (packageName != null && !packageName.equals(p.info.packageName)) { 14685 continue; 14686 } 14687 if (!printedSomething) { 14688 if (dumpState.onTitlePrinted()) 14689 pw.println(); 14690 pw.println("ContentProvider Authorities:"); 14691 printedSomething = true; 14692 } 14693 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14694 pw.print(" "); pw.println(p.toString()); 14695 if (p.info != null && p.info.applicationInfo != null) { 14696 final String appInfo = p.info.applicationInfo.toString(); 14697 pw.print(" applicationInfo="); pw.println(appInfo); 14698 } 14699 } 14700 } 14701 14702 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14703 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14704 } 14705 14706 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14707 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14708 } 14709 14710 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14711 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14712 } 14713 14714 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14715 // XXX should handle packageName != null by dumping only install data that 14716 // the given package is involved with. 14717 if (dumpState.onTitlePrinted()) pw.println(); 14718 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14719 } 14720 14721 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14722 if (dumpState.onTitlePrinted()) pw.println(); 14723 mSettings.dumpReadMessagesLPr(pw, dumpState); 14724 14725 pw.println(); 14726 pw.println("Package warning messages:"); 14727 BufferedReader in = null; 14728 String line = null; 14729 try { 14730 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14731 while ((line = in.readLine()) != null) { 14732 if (line.contains("ignored: updated version")) continue; 14733 pw.println(line); 14734 } 14735 } catch (IOException ignored) { 14736 } finally { 14737 IoUtils.closeQuietly(in); 14738 } 14739 } 14740 14741 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14742 BufferedReader in = null; 14743 String line = null; 14744 try { 14745 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14746 while ((line = in.readLine()) != null) { 14747 if (line.contains("ignored: updated version")) continue; 14748 pw.print("msg,"); 14749 pw.println(line); 14750 } 14751 } catch (IOException ignored) { 14752 } finally { 14753 IoUtils.closeQuietly(in); 14754 } 14755 } 14756 } 14757 } 14758 14759 // ------- apps on sdcard specific code ------- 14760 static final boolean DEBUG_SD_INSTALL = false; 14761 14762 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14763 14764 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14765 14766 private boolean mMediaMounted = false; 14767 14768 static String getEncryptKey() { 14769 try { 14770 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14771 SD_ENCRYPTION_KEYSTORE_NAME); 14772 if (sdEncKey == null) { 14773 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14774 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14775 if (sdEncKey == null) { 14776 Slog.e(TAG, "Failed to create encryption keys"); 14777 return null; 14778 } 14779 } 14780 return sdEncKey; 14781 } catch (NoSuchAlgorithmException nsae) { 14782 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14783 return null; 14784 } catch (IOException ioe) { 14785 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14786 return null; 14787 } 14788 } 14789 14790 /* 14791 * Update media status on PackageManager. 14792 */ 14793 @Override 14794 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14795 int callingUid = Binder.getCallingUid(); 14796 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14797 throw new SecurityException("Media status can only be updated by the system"); 14798 } 14799 // reader; this apparently protects mMediaMounted, but should probably 14800 // be a different lock in that case. 14801 synchronized (mPackages) { 14802 Log.i(TAG, "Updating external media status from " 14803 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14804 + (mediaStatus ? "mounted" : "unmounted")); 14805 if (DEBUG_SD_INSTALL) 14806 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14807 + ", mMediaMounted=" + mMediaMounted); 14808 if (mediaStatus == mMediaMounted) { 14809 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14810 : 0, -1); 14811 mHandler.sendMessage(msg); 14812 return; 14813 } 14814 mMediaMounted = mediaStatus; 14815 } 14816 // Queue up an async operation since the package installation may take a 14817 // little while. 14818 mHandler.post(new Runnable() { 14819 public void run() { 14820 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14821 } 14822 }); 14823 } 14824 14825 /** 14826 * Called by MountService when the initial ASECs to scan are available. 14827 * Should block until all the ASEC containers are finished being scanned. 14828 */ 14829 public void scanAvailableAsecs() { 14830 updateExternalMediaStatusInner(true, false, false); 14831 if (mShouldRestoreconData) { 14832 SELinuxMMAC.setRestoreconDone(); 14833 mShouldRestoreconData = false; 14834 } 14835 } 14836 14837 /* 14838 * Collect information of applications on external media, map them against 14839 * existing containers and update information based on current mount status. 14840 * Please note that we always have to report status if reportStatus has been 14841 * set to true especially when unloading packages. 14842 */ 14843 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14844 boolean externalStorage) { 14845 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14846 int[] uidArr = EmptyArray.INT; 14847 14848 final String[] list = PackageHelper.getSecureContainerList(); 14849 if (ArrayUtils.isEmpty(list)) { 14850 Log.i(TAG, "No secure containers found"); 14851 } else { 14852 // Process list of secure containers and categorize them 14853 // as active or stale based on their package internal state. 14854 14855 // reader 14856 synchronized (mPackages) { 14857 for (String cid : list) { 14858 // Leave stages untouched for now; installer service owns them 14859 if (PackageInstallerService.isStageName(cid)) continue; 14860 14861 if (DEBUG_SD_INSTALL) 14862 Log.i(TAG, "Processing container " + cid); 14863 String pkgName = getAsecPackageName(cid); 14864 if (pkgName == null) { 14865 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14866 continue; 14867 } 14868 if (DEBUG_SD_INSTALL) 14869 Log.i(TAG, "Looking for pkg : " + pkgName); 14870 14871 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14872 if (ps == null) { 14873 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14874 continue; 14875 } 14876 14877 /* 14878 * Skip packages that are not external if we're unmounting 14879 * external storage. 14880 */ 14881 if (externalStorage && !isMounted && !isExternal(ps)) { 14882 continue; 14883 } 14884 14885 final AsecInstallArgs args = new AsecInstallArgs(cid, 14886 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14887 // The package status is changed only if the code path 14888 // matches between settings and the container id. 14889 if (ps.codePathString != null 14890 && ps.codePathString.startsWith(args.getCodePath())) { 14891 if (DEBUG_SD_INSTALL) { 14892 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14893 + " at code path: " + ps.codePathString); 14894 } 14895 14896 // We do have a valid package installed on sdcard 14897 processCids.put(args, ps.codePathString); 14898 final int uid = ps.appId; 14899 if (uid != -1) { 14900 uidArr = ArrayUtils.appendInt(uidArr, uid); 14901 } 14902 } else { 14903 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14904 + ps.codePathString); 14905 } 14906 } 14907 } 14908 14909 Arrays.sort(uidArr); 14910 } 14911 14912 // Process packages with valid entries. 14913 if (isMounted) { 14914 if (DEBUG_SD_INSTALL) 14915 Log.i(TAG, "Loading packages"); 14916 loadMediaPackages(processCids, uidArr); 14917 startCleaningPackages(); 14918 mInstallerService.onSecureContainersAvailable(); 14919 } else { 14920 if (DEBUG_SD_INSTALL) 14921 Log.i(TAG, "Unloading packages"); 14922 unloadMediaPackages(processCids, uidArr, reportStatus); 14923 } 14924 } 14925 14926 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14927 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14928 final int size = infos.size(); 14929 final String[] packageNames = new String[size]; 14930 final int[] packageUids = new int[size]; 14931 for (int i = 0; i < size; i++) { 14932 final ApplicationInfo info = infos.get(i); 14933 packageNames[i] = info.packageName; 14934 packageUids[i] = info.uid; 14935 } 14936 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14937 finishedReceiver); 14938 } 14939 14940 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14941 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14942 sendResourcesChangedBroadcast(mediaStatus, replacing, 14943 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14944 } 14945 14946 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14947 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14948 int size = pkgList.length; 14949 if (size > 0) { 14950 // Send broadcasts here 14951 Bundle extras = new Bundle(); 14952 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14953 if (uidArr != null) { 14954 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14955 } 14956 if (replacing) { 14957 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14958 } 14959 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14960 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14961 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14962 } 14963 } 14964 14965 /* 14966 * Look at potentially valid container ids from processCids If package 14967 * information doesn't match the one on record or package scanning fails, 14968 * the cid is added to list of removeCids. We currently don't delete stale 14969 * containers. 14970 */ 14971 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14972 ArrayList<String> pkgList = new ArrayList<String>(); 14973 Set<AsecInstallArgs> keys = processCids.keySet(); 14974 14975 for (AsecInstallArgs args : keys) { 14976 String codePath = processCids.get(args); 14977 if (DEBUG_SD_INSTALL) 14978 Log.i(TAG, "Loading container : " + args.cid); 14979 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14980 try { 14981 // Make sure there are no container errors first. 14982 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14983 Slog.e(TAG, "Failed to mount cid : " + args.cid 14984 + " when installing from sdcard"); 14985 continue; 14986 } 14987 // Check code path here. 14988 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14989 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14990 + " does not match one in settings " + codePath); 14991 continue; 14992 } 14993 // Parse package 14994 int parseFlags = mDefParseFlags; 14995 if (args.isExternalAsec()) { 14996 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14997 } 14998 if (args.isFwdLocked()) { 14999 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15000 } 15001 15002 synchronized (mInstallLock) { 15003 PackageParser.Package pkg = null; 15004 try { 15005 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15006 } catch (PackageManagerException e) { 15007 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15008 } 15009 // Scan the package 15010 if (pkg != null) { 15011 /* 15012 * TODO why is the lock being held? doPostInstall is 15013 * called in other places without the lock. This needs 15014 * to be straightened out. 15015 */ 15016 // writer 15017 synchronized (mPackages) { 15018 retCode = PackageManager.INSTALL_SUCCEEDED; 15019 pkgList.add(pkg.packageName); 15020 // Post process args 15021 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15022 pkg.applicationInfo.uid); 15023 } 15024 } else { 15025 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15026 } 15027 } 15028 15029 } finally { 15030 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15031 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15032 } 15033 } 15034 } 15035 // writer 15036 synchronized (mPackages) { 15037 // If the platform SDK has changed since the last time we booted, 15038 // we need to re-grant app permission to catch any new ones that 15039 // appear. This is really a hack, and means that apps can in some 15040 // cases get permissions that the user didn't initially explicitly 15041 // allow... it would be nice to have some better way to handle 15042 // this situation. 15043 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15044 if (regrantPermissions) 15045 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15046 + mSdkVersion + "; regranting permissions for external storage"); 15047 mSettings.mExternalSdkPlatform = mSdkVersion; 15048 15049 // Make sure group IDs have been assigned, and any permission 15050 // changes in other apps are accounted for 15051 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15052 | (regrantPermissions 15053 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15054 : 0)); 15055 15056 mSettings.updateExternalDatabaseVersion(); 15057 15058 // can downgrade to reader 15059 // Persist settings 15060 mSettings.writeLPr(); 15061 } 15062 // Send a broadcast to let everyone know we are done processing 15063 if (pkgList.size() > 0) { 15064 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15065 } 15066 } 15067 15068 /* 15069 * Utility method to unload a list of specified containers 15070 */ 15071 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15072 // Just unmount all valid containers. 15073 for (AsecInstallArgs arg : cidArgs) { 15074 synchronized (mInstallLock) { 15075 arg.doPostDeleteLI(false); 15076 } 15077 } 15078 } 15079 15080 /* 15081 * Unload packages mounted on external media. This involves deleting package 15082 * data from internal structures, sending broadcasts about diabled packages, 15083 * gc'ing to free up references, unmounting all secure containers 15084 * corresponding to packages on external media, and posting a 15085 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15086 * that we always have to post this message if status has been requested no 15087 * matter what. 15088 */ 15089 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15090 final boolean reportStatus) { 15091 if (DEBUG_SD_INSTALL) 15092 Log.i(TAG, "unloading media packages"); 15093 ArrayList<String> pkgList = new ArrayList<String>(); 15094 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15095 final Set<AsecInstallArgs> keys = processCids.keySet(); 15096 for (AsecInstallArgs args : keys) { 15097 String pkgName = args.getPackageName(); 15098 if (DEBUG_SD_INSTALL) 15099 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15100 // Delete package internally 15101 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15102 synchronized (mInstallLock) { 15103 boolean res = deletePackageLI(pkgName, null, false, null, null, 15104 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15105 if (res) { 15106 pkgList.add(pkgName); 15107 } else { 15108 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15109 failedList.add(args); 15110 } 15111 } 15112 } 15113 15114 // reader 15115 synchronized (mPackages) { 15116 // We didn't update the settings after removing each package; 15117 // write them now for all packages. 15118 mSettings.writeLPr(); 15119 } 15120 15121 // We have to absolutely send UPDATED_MEDIA_STATUS only 15122 // after confirming that all the receivers processed the ordered 15123 // broadcast when packages get disabled, force a gc to clean things up. 15124 // and unload all the containers. 15125 if (pkgList.size() > 0) { 15126 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15127 new IIntentReceiver.Stub() { 15128 public void performReceive(Intent intent, int resultCode, String data, 15129 Bundle extras, boolean ordered, boolean sticky, 15130 int sendingUser) throws RemoteException { 15131 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15132 reportStatus ? 1 : 0, 1, keys); 15133 mHandler.sendMessage(msg); 15134 } 15135 }); 15136 } else { 15137 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15138 keys); 15139 mHandler.sendMessage(msg); 15140 } 15141 } 15142 15143 private void loadPrivatePackages(VolumeInfo vol) { 15144 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15145 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15146 synchronized (mInstallLock) { 15147 synchronized (mPackages) { 15148 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15149 for (PackageSetting ps : packages) { 15150 final PackageParser.Package pkg; 15151 try { 15152 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15153 loaded.add(pkg.applicationInfo); 15154 } catch (PackageManagerException e) { 15155 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15156 } 15157 } 15158 15159 // TODO: regrant any permissions that changed based since original install 15160 15161 mSettings.writeLPr(); 15162 } 15163 } 15164 15165 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15166 sendResourcesChangedBroadcast(true, false, loaded, null); 15167 } 15168 15169 private void unloadPrivatePackages(VolumeInfo vol) { 15170 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15171 synchronized (mInstallLock) { 15172 synchronized (mPackages) { 15173 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15174 for (PackageSetting ps : packages) { 15175 if (ps.pkg == null) continue; 15176 15177 final ApplicationInfo info = ps.pkg.applicationInfo; 15178 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15179 if (deletePackageLI(ps.name, null, false, null, null, 15180 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15181 unloaded.add(info); 15182 } else { 15183 Slog.w(TAG, "Failed to unload " + ps.codePath); 15184 } 15185 } 15186 15187 mSettings.writeLPr(); 15188 } 15189 } 15190 15191 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15192 sendResourcesChangedBroadcast(false, false, unloaded, null); 15193 } 15194 15195 private void unfreezePackage(String packageName) { 15196 synchronized (mPackages) { 15197 final PackageSetting ps = mSettings.mPackages.get(packageName); 15198 if (ps != null) { 15199 ps.frozen = false; 15200 } 15201 } 15202 } 15203 15204 @Override 15205 public int movePackage(final String packageName, final String volumeUuid) { 15206 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15207 15208 final int moveId = mNextMoveId.getAndIncrement(); 15209 try { 15210 movePackageInternal(packageName, volumeUuid, moveId); 15211 } catch (PackageManagerException e) { 15212 Slog.w(TAG, "Failed to move " + packageName, e); 15213 mMoveCallbacks.notifyStatusChanged(moveId, 15214 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15215 } 15216 return moveId; 15217 } 15218 15219 private void movePackageInternal(final String packageName, final String volumeUuid, 15220 final int moveId) throws PackageManagerException { 15221 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15222 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15223 final PackageManager pm = mContext.getPackageManager(); 15224 15225 final boolean currentAsec; 15226 final String currentVolumeUuid; 15227 final File codeFile; 15228 final String installerPackageName; 15229 final String packageAbiOverride; 15230 final int appId; 15231 final String seinfo; 15232 final String label; 15233 15234 // reader 15235 synchronized (mPackages) { 15236 final PackageParser.Package pkg = mPackages.get(packageName); 15237 final PackageSetting ps = mSettings.mPackages.get(packageName); 15238 if (pkg == null || ps == null) { 15239 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15240 } 15241 15242 if (pkg.applicationInfo.isSystemApp()) { 15243 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15244 "Cannot move system application"); 15245 } 15246 15247 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15248 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15249 "Package already moved to " + volumeUuid); 15250 } 15251 15252 final File probe = new File(pkg.codePath); 15253 final File probeOat = new File(probe, "oat"); 15254 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15255 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15256 "Move only supported for modern cluster style installs"); 15257 } 15258 15259 if (ps.frozen) { 15260 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15261 "Failed to move already frozen package"); 15262 } 15263 ps.frozen = true; 15264 15265 currentAsec = pkg.applicationInfo.isForwardLocked() 15266 || pkg.applicationInfo.isExternalAsec(); 15267 currentVolumeUuid = ps.volumeUuid; 15268 codeFile = new File(pkg.codePath); 15269 installerPackageName = ps.installerPackageName; 15270 packageAbiOverride = ps.cpuAbiOverrideString; 15271 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15272 seinfo = pkg.applicationInfo.seinfo; 15273 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15274 } 15275 15276 // Now that we're guarded by frozen state, kill app during move 15277 killApplication(packageName, appId, "move pkg"); 15278 15279 final Bundle extras = new Bundle(); 15280 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15281 extras.putString(Intent.EXTRA_TITLE, label); 15282 mMoveCallbacks.notifyCreated(moveId, extras); 15283 15284 int installFlags; 15285 final boolean moveCompleteApp; 15286 final File measurePath; 15287 15288 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15289 installFlags = INSTALL_INTERNAL; 15290 moveCompleteApp = !currentAsec; 15291 measurePath = Environment.getDataAppDirectory(volumeUuid); 15292 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15293 installFlags = INSTALL_EXTERNAL; 15294 moveCompleteApp = false; 15295 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15296 } else { 15297 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15298 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15299 || !volume.isMountedWritable()) { 15300 unfreezePackage(packageName); 15301 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15302 "Move location not mounted private volume"); 15303 } 15304 15305 Preconditions.checkState(!currentAsec); 15306 15307 installFlags = INSTALL_INTERNAL; 15308 moveCompleteApp = true; 15309 measurePath = Environment.getDataAppDirectory(volumeUuid); 15310 } 15311 15312 final PackageStats stats = new PackageStats(null, -1); 15313 synchronized (mInstaller) { 15314 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15315 unfreezePackage(packageName); 15316 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15317 "Failed to measure package size"); 15318 } 15319 } 15320 15321 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15322 + stats.dataSize); 15323 15324 final long startFreeBytes = measurePath.getFreeSpace(); 15325 final long sizeBytes; 15326 if (moveCompleteApp) { 15327 sizeBytes = stats.codeSize + stats.dataSize; 15328 } else { 15329 sizeBytes = stats.codeSize; 15330 } 15331 15332 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15333 unfreezePackage(packageName); 15334 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15335 "Not enough free space to move"); 15336 } 15337 15338 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15339 15340 final CountDownLatch installedLatch = new CountDownLatch(1); 15341 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15342 @Override 15343 public void onUserActionRequired(Intent intent) throws RemoteException { 15344 throw new IllegalStateException(); 15345 } 15346 15347 @Override 15348 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15349 Bundle extras) throws RemoteException { 15350 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15351 + PackageManager.installStatusToString(returnCode, msg)); 15352 15353 installedLatch.countDown(); 15354 15355 // Regardless of success or failure of the move operation, 15356 // always unfreeze the package 15357 unfreezePackage(packageName); 15358 15359 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15360 switch (status) { 15361 case PackageInstaller.STATUS_SUCCESS: 15362 mMoveCallbacks.notifyStatusChanged(moveId, 15363 PackageManager.MOVE_SUCCEEDED); 15364 break; 15365 case PackageInstaller.STATUS_FAILURE_STORAGE: 15366 mMoveCallbacks.notifyStatusChanged(moveId, 15367 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15368 break; 15369 default: 15370 mMoveCallbacks.notifyStatusChanged(moveId, 15371 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15372 break; 15373 } 15374 } 15375 }; 15376 15377 final MoveInfo move; 15378 if (moveCompleteApp) { 15379 // Kick off a thread to report progress estimates 15380 new Thread() { 15381 @Override 15382 public void run() { 15383 while (true) { 15384 try { 15385 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15386 break; 15387 } 15388 } catch (InterruptedException ignored) { 15389 } 15390 15391 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15392 final int progress = 10 + (int) MathUtils.constrain( 15393 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15394 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15395 } 15396 } 15397 }.start(); 15398 15399 final String dataAppName = codeFile.getName(); 15400 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15401 dataAppName, appId, seinfo); 15402 } else { 15403 move = null; 15404 } 15405 15406 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15407 15408 final Message msg = mHandler.obtainMessage(INIT_COPY); 15409 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15410 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15411 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15412 mHandler.sendMessage(msg); 15413 } 15414 15415 @Override 15416 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15417 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15418 15419 final int realMoveId = mNextMoveId.getAndIncrement(); 15420 final Bundle extras = new Bundle(); 15421 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15422 mMoveCallbacks.notifyCreated(realMoveId, extras); 15423 15424 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15425 @Override 15426 public void onCreated(int moveId, Bundle extras) { 15427 // Ignored 15428 } 15429 15430 @Override 15431 public void onStatusChanged(int moveId, int status, long estMillis) { 15432 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15433 } 15434 }; 15435 15436 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15437 storage.setPrimaryStorageUuid(volumeUuid, callback); 15438 return realMoveId; 15439 } 15440 15441 @Override 15442 public int getMoveStatus(int moveId) { 15443 mContext.enforceCallingOrSelfPermission( 15444 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15445 return mMoveCallbacks.mLastStatus.get(moveId); 15446 } 15447 15448 @Override 15449 public void registerMoveCallback(IPackageMoveObserver callback) { 15450 mContext.enforceCallingOrSelfPermission( 15451 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15452 mMoveCallbacks.register(callback); 15453 } 15454 15455 @Override 15456 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15457 mContext.enforceCallingOrSelfPermission( 15458 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15459 mMoveCallbacks.unregister(callback); 15460 } 15461 15462 @Override 15463 public boolean setInstallLocation(int loc) { 15464 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15465 null); 15466 if (getInstallLocation() == loc) { 15467 return true; 15468 } 15469 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15470 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15471 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15472 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15473 return true; 15474 } 15475 return false; 15476 } 15477 15478 @Override 15479 public int getInstallLocation() { 15480 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15481 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15482 PackageHelper.APP_INSTALL_AUTO); 15483 } 15484 15485 /** Called by UserManagerService */ 15486 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15487 mDirtyUsers.remove(userHandle); 15488 mSettings.removeUserLPw(userHandle); 15489 mPendingBroadcasts.remove(userHandle); 15490 if (mInstaller != null) { 15491 // Technically, we shouldn't be doing this with the package lock 15492 // held. However, this is very rare, and there is already so much 15493 // other disk I/O going on, that we'll let it slide for now. 15494 final StorageManager storage = StorageManager.from(mContext); 15495 final List<VolumeInfo> vols = storage.getVolumes(); 15496 for (VolumeInfo vol : vols) { 15497 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15498 final String volumeUuid = vol.getFsUuid(); 15499 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15500 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15501 } 15502 } 15503 } 15504 mUserNeedsBadging.delete(userHandle); 15505 removeUnusedPackagesLILPw(userManager, userHandle); 15506 } 15507 15508 /** 15509 * We're removing userHandle and would like to remove any downloaded packages 15510 * that are no longer in use by any other user. 15511 * @param userHandle the user being removed 15512 */ 15513 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15514 final boolean DEBUG_CLEAN_APKS = false; 15515 int [] users = userManager.getUserIdsLPr(); 15516 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15517 while (psit.hasNext()) { 15518 PackageSetting ps = psit.next(); 15519 if (ps.pkg == null) { 15520 continue; 15521 } 15522 final String packageName = ps.pkg.packageName; 15523 // Skip over if system app 15524 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15525 continue; 15526 } 15527 if (DEBUG_CLEAN_APKS) { 15528 Slog.i(TAG, "Checking package " + packageName); 15529 } 15530 boolean keep = false; 15531 for (int i = 0; i < users.length; i++) { 15532 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15533 keep = true; 15534 if (DEBUG_CLEAN_APKS) { 15535 Slog.i(TAG, " Keeping package " + packageName + " for user " 15536 + users[i]); 15537 } 15538 break; 15539 } 15540 } 15541 if (!keep) { 15542 if (DEBUG_CLEAN_APKS) { 15543 Slog.i(TAG, " Removing package " + packageName); 15544 } 15545 mHandler.post(new Runnable() { 15546 public void run() { 15547 deletePackageX(packageName, userHandle, 0); 15548 } //end run 15549 }); 15550 } 15551 } 15552 } 15553 15554 /** Called by UserManagerService */ 15555 void createNewUserLILPw(int userHandle, File path) { 15556 if (mInstaller != null) { 15557 mInstaller.createUserConfig(userHandle); 15558 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15559 applyFactoryDefaultBrowserLPw(userHandle); 15560 } 15561 } 15562 15563 void newUserCreatedLILPw(final int userHandle) { 15564 // We cannot grant the default permissions with a lock held as 15565 // we query providers from other components for default handlers 15566 // such as enabled IMEs, etc. 15567 mHandler.post(new Runnable() { 15568 @Override 15569 public void run() { 15570 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15571 } 15572 }); 15573 } 15574 15575 @Override 15576 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15577 mContext.enforceCallingOrSelfPermission( 15578 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15579 "Only package verification agents can read the verifier device identity"); 15580 15581 synchronized (mPackages) { 15582 return mSettings.getVerifierDeviceIdentityLPw(); 15583 } 15584 } 15585 15586 @Override 15587 public void setPermissionEnforced(String permission, boolean enforced) { 15588 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15589 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15590 synchronized (mPackages) { 15591 if (mSettings.mReadExternalStorageEnforced == null 15592 || mSettings.mReadExternalStorageEnforced != enforced) { 15593 mSettings.mReadExternalStorageEnforced = enforced; 15594 mSettings.writeLPr(); 15595 } 15596 } 15597 // kill any non-foreground processes so we restart them and 15598 // grant/revoke the GID. 15599 final IActivityManager am = ActivityManagerNative.getDefault(); 15600 if (am != null) { 15601 final long token = Binder.clearCallingIdentity(); 15602 try { 15603 am.killProcessesBelowForeground("setPermissionEnforcement"); 15604 } catch (RemoteException e) { 15605 } finally { 15606 Binder.restoreCallingIdentity(token); 15607 } 15608 } 15609 } else { 15610 throw new IllegalArgumentException("No selective enforcement for " + permission); 15611 } 15612 } 15613 15614 @Override 15615 @Deprecated 15616 public boolean isPermissionEnforced(String permission) { 15617 return true; 15618 } 15619 15620 @Override 15621 public boolean isStorageLow() { 15622 final long token = Binder.clearCallingIdentity(); 15623 try { 15624 final DeviceStorageMonitorInternal 15625 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15626 if (dsm != null) { 15627 return dsm.isMemoryLow(); 15628 } else { 15629 return false; 15630 } 15631 } finally { 15632 Binder.restoreCallingIdentity(token); 15633 } 15634 } 15635 15636 @Override 15637 public IPackageInstaller getPackageInstaller() { 15638 return mInstallerService; 15639 } 15640 15641 private boolean userNeedsBadging(int userId) { 15642 int index = mUserNeedsBadging.indexOfKey(userId); 15643 if (index < 0) { 15644 final UserInfo userInfo; 15645 final long token = Binder.clearCallingIdentity(); 15646 try { 15647 userInfo = sUserManager.getUserInfo(userId); 15648 } finally { 15649 Binder.restoreCallingIdentity(token); 15650 } 15651 final boolean b; 15652 if (userInfo != null && userInfo.isManagedProfile()) { 15653 b = true; 15654 } else { 15655 b = false; 15656 } 15657 mUserNeedsBadging.put(userId, b); 15658 return b; 15659 } 15660 return mUserNeedsBadging.valueAt(index); 15661 } 15662 15663 @Override 15664 public KeySet getKeySetByAlias(String packageName, String alias) { 15665 if (packageName == null || alias == null) { 15666 return null; 15667 } 15668 synchronized(mPackages) { 15669 final PackageParser.Package pkg = mPackages.get(packageName); 15670 if (pkg == null) { 15671 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15672 throw new IllegalArgumentException("Unknown package: " + packageName); 15673 } 15674 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15675 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15676 } 15677 } 15678 15679 @Override 15680 public KeySet getSigningKeySet(String packageName) { 15681 if (packageName == null) { 15682 return null; 15683 } 15684 synchronized(mPackages) { 15685 final PackageParser.Package pkg = mPackages.get(packageName); 15686 if (pkg == null) { 15687 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15688 throw new IllegalArgumentException("Unknown package: " + packageName); 15689 } 15690 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15691 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15692 throw new SecurityException("May not access signing KeySet of other apps."); 15693 } 15694 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15695 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15696 } 15697 } 15698 15699 @Override 15700 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15701 if (packageName == null || ks == null) { 15702 return false; 15703 } 15704 synchronized(mPackages) { 15705 final PackageParser.Package pkg = mPackages.get(packageName); 15706 if (pkg == null) { 15707 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15708 throw new IllegalArgumentException("Unknown package: " + packageName); 15709 } 15710 IBinder ksh = ks.getToken(); 15711 if (ksh instanceof KeySetHandle) { 15712 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15713 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15714 } 15715 return false; 15716 } 15717 } 15718 15719 @Override 15720 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15721 if (packageName == null || ks == null) { 15722 return false; 15723 } 15724 synchronized(mPackages) { 15725 final PackageParser.Package pkg = mPackages.get(packageName); 15726 if (pkg == null) { 15727 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15728 throw new IllegalArgumentException("Unknown package: " + packageName); 15729 } 15730 IBinder ksh = ks.getToken(); 15731 if (ksh instanceof KeySetHandle) { 15732 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15733 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15734 } 15735 return false; 15736 } 15737 } 15738 15739 public void getUsageStatsIfNoPackageUsageInfo() { 15740 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15741 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15742 if (usm == null) { 15743 throw new IllegalStateException("UsageStatsManager must be initialized"); 15744 } 15745 long now = System.currentTimeMillis(); 15746 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15747 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15748 String packageName = entry.getKey(); 15749 PackageParser.Package pkg = mPackages.get(packageName); 15750 if (pkg == null) { 15751 continue; 15752 } 15753 UsageStats usage = entry.getValue(); 15754 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15755 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15756 } 15757 } 15758 } 15759 15760 /** 15761 * Check and throw if the given before/after packages would be considered a 15762 * downgrade. 15763 */ 15764 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15765 throws PackageManagerException { 15766 if (after.versionCode < before.mVersionCode) { 15767 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15768 "Update version code " + after.versionCode + " is older than current " 15769 + before.mVersionCode); 15770 } else if (after.versionCode == before.mVersionCode) { 15771 if (after.baseRevisionCode < before.baseRevisionCode) { 15772 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15773 "Update base revision code " + after.baseRevisionCode 15774 + " is older than current " + before.baseRevisionCode); 15775 } 15776 15777 if (!ArrayUtils.isEmpty(after.splitNames)) { 15778 for (int i = 0; i < after.splitNames.length; i++) { 15779 final String splitName = after.splitNames[i]; 15780 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15781 if (j != -1) { 15782 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15783 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15784 "Update split " + splitName + " revision code " 15785 + after.splitRevisionCodes[i] + " is older than current " 15786 + before.splitRevisionCodes[j]); 15787 } 15788 } 15789 } 15790 } 15791 } 15792 } 15793 15794 private static class MoveCallbacks extends Handler { 15795 private static final int MSG_CREATED = 1; 15796 private static final int MSG_STATUS_CHANGED = 2; 15797 15798 private final RemoteCallbackList<IPackageMoveObserver> 15799 mCallbacks = new RemoteCallbackList<>(); 15800 15801 private final SparseIntArray mLastStatus = new SparseIntArray(); 15802 15803 public MoveCallbacks(Looper looper) { 15804 super(looper); 15805 } 15806 15807 public void register(IPackageMoveObserver callback) { 15808 mCallbacks.register(callback); 15809 } 15810 15811 public void unregister(IPackageMoveObserver callback) { 15812 mCallbacks.unregister(callback); 15813 } 15814 15815 @Override 15816 public void handleMessage(Message msg) { 15817 final SomeArgs args = (SomeArgs) msg.obj; 15818 final int n = mCallbacks.beginBroadcast(); 15819 for (int i = 0; i < n; i++) { 15820 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15821 try { 15822 invokeCallback(callback, msg.what, args); 15823 } catch (RemoteException ignored) { 15824 } 15825 } 15826 mCallbacks.finishBroadcast(); 15827 args.recycle(); 15828 } 15829 15830 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15831 throws RemoteException { 15832 switch (what) { 15833 case MSG_CREATED: { 15834 callback.onCreated(args.argi1, (Bundle) args.arg2); 15835 break; 15836 } 15837 case MSG_STATUS_CHANGED: { 15838 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15839 break; 15840 } 15841 } 15842 } 15843 15844 private void notifyCreated(int moveId, Bundle extras) { 15845 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15846 15847 final SomeArgs args = SomeArgs.obtain(); 15848 args.argi1 = moveId; 15849 args.arg2 = extras; 15850 obtainMessage(MSG_CREATED, args).sendToTarget(); 15851 } 15852 15853 private void notifyStatusChanged(int moveId, int status) { 15854 notifyStatusChanged(moveId, status, -1); 15855 } 15856 15857 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15858 Slog.v(TAG, "Move " + moveId + " status " + status); 15859 15860 final SomeArgs args = SomeArgs.obtain(); 15861 args.argi1 = moveId; 15862 args.argi2 = status; 15863 args.arg3 = estMillis; 15864 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15865 15866 synchronized (mLastStatus) { 15867 mLastStatus.put(moveId, status); 15868 } 15869 } 15870 } 15871 15872 private final class OnPermissionChangeListeners extends Handler { 15873 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15874 15875 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15876 new RemoteCallbackList<>(); 15877 15878 public OnPermissionChangeListeners(Looper looper) { 15879 super(looper); 15880 } 15881 15882 @Override 15883 public void handleMessage(Message msg) { 15884 switch (msg.what) { 15885 case MSG_ON_PERMISSIONS_CHANGED: { 15886 final int uid = msg.arg1; 15887 handleOnPermissionsChanged(uid); 15888 } break; 15889 } 15890 } 15891 15892 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15893 mPermissionListeners.register(listener); 15894 15895 } 15896 15897 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15898 mPermissionListeners.unregister(listener); 15899 } 15900 15901 public void onPermissionsChanged(int uid) { 15902 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15903 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15904 } 15905 } 15906 15907 private void handleOnPermissionsChanged(int uid) { 15908 final int count = mPermissionListeners.beginBroadcast(); 15909 try { 15910 for (int i = 0; i < count; i++) { 15911 IOnPermissionsChangeListener callback = mPermissionListeners 15912 .getBroadcastItem(i); 15913 try { 15914 callback.onPermissionsChanged(uid); 15915 } catch (RemoteException e) { 15916 Log.e(TAG, "Permission listener is dead", e); 15917 } 15918 } 15919 } finally { 15920 mPermissionListeners.finishBroadcast(); 15921 } 15922 } 15923 } 15924 15925 private class PackageManagerInternalImpl extends PackageManagerInternal { 15926 @Override 15927 public void setLocationPackagesProvider(PackagesProvider provider) { 15928 synchronized (mPackages) { 15929 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15930 } 15931 } 15932 15933 @Override 15934 public void setImePackagesProvider(PackagesProvider provider) { 15935 synchronized (mPackages) { 15936 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15937 } 15938 } 15939 15940 @Override 15941 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15942 synchronized (mPackages) { 15943 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15944 } 15945 } 15946 } 15947 15948 @Override 15949 public void grantDefaultPermissions(final int userId) { 15950 enforceSystemOrPhoneCaller("grantDefaultPermissions"); 15951 long token = Binder.clearCallingIdentity(); 15952 try { 15953 // We cannot grant the default permissions with a lock held as 15954 // we query providers from other components for default handlers 15955 // such as enabled IMEs, etc. 15956 mHandler.post(new Runnable() { 15957 @Override 15958 public void run() { 15959 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15960 } 15961 }); 15962 } finally { 15963 Binder.restoreCallingIdentity(token); 15964 } 15965 } 15966 15967 @Override 15968 public void setCarrierAppPackagesProvider(final IPackagesProvider provider) { 15969 enforceSystemOrPhoneCaller("setCarrierAppPackagesProvider"); 15970 long token = Binder.clearCallingIdentity(); 15971 try { 15972 PackageManagerInternal.PackagesProvider wrapper = 15973 new PackageManagerInternal.PackagesProvider() { 15974 @Override 15975 public String[] getPackages(int userId) { 15976 try { 15977 return provider.getPackages(userId); 15978 } catch (RemoteException e) { 15979 return null; 15980 } 15981 } 15982 }; 15983 synchronized (mPackages) { 15984 mDefaultPermissionPolicy.setCarrierAppPackagesProviderLPw(wrapper); 15985 } 15986 } finally { 15987 Binder.restoreCallingIdentity(token); 15988 } 15989 } 15990 15991 private static void enforceSystemOrPhoneCaller(String tag) { 15992 int callingUid = Binder.getCallingUid(); 15993 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 15994 throw new SecurityException( 15995 "Cannot call " + tag + " from UID " + callingUid); 15996 } 15997 } 15998} 15999