PackageManagerService.java revision 9527b223a9d4a4d149bb005afc77148dbeeff785
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.readDefaultPreferredAppsLPw(this, 0); 2195 } 2196 2197 // If this is first boot after an OTA, and a normal boot, then 2198 // we need to clear code cache directories. 2199 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2200 if (mIsUpgrade && !onlyCore) { 2201 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2202 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2203 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2204 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2205 } 2206 mSettings.mFingerprint = Build.FINGERPRINT; 2207 } 2208 2209 primeDomainVerificationsLPw(); 2210 checkDefaultBrowser(); 2211 2212 // All the changes are done during package scanning. 2213 mSettings.updateInternalDatabaseVersion(); 2214 2215 // can downgrade to reader 2216 mSettings.writeLPr(); 2217 2218 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2219 SystemClock.uptimeMillis()); 2220 2221 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2222 2223 mInstallerService = new PackageInstallerService(context, this); 2224 2225 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2226 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2227 mIntentFilterVerifierComponent); 2228 2229 } // synchronized (mPackages) 2230 } // synchronized (mInstallLock) 2231 2232 // Now after opening every single application zip, make sure they 2233 // are all flushed. Not really needed, but keeps things nice and 2234 // tidy. 2235 Runtime.getRuntime().gc(); 2236 2237 // Expose private service for system components to use. 2238 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2239 } 2240 2241 @Override 2242 public boolean isFirstBoot() { 2243 return !mRestoredSettings; 2244 } 2245 2246 @Override 2247 public boolean isOnlyCoreApps() { 2248 return mOnlyCore; 2249 } 2250 2251 @Override 2252 public boolean isUpgrade() { 2253 return mIsUpgrade; 2254 } 2255 2256 private String getRequiredVerifierLPr() { 2257 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2258 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2259 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2260 2261 String requiredVerifier = null; 2262 2263 final int N = receivers.size(); 2264 for (int i = 0; i < N; i++) { 2265 final ResolveInfo info = receivers.get(i); 2266 2267 if (info.activityInfo == null) { 2268 continue; 2269 } 2270 2271 final String packageName = info.activityInfo.packageName; 2272 2273 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2274 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2275 continue; 2276 } 2277 2278 if (requiredVerifier != null) { 2279 throw new RuntimeException("There can be only one required verifier"); 2280 } 2281 2282 requiredVerifier = packageName; 2283 } 2284 2285 return requiredVerifier; 2286 } 2287 2288 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2289 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2290 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2291 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2292 2293 ComponentName verifierComponentName = null; 2294 2295 int priority = -1000; 2296 final int N = receivers.size(); 2297 for (int i = 0; i < N; i++) { 2298 final ResolveInfo info = receivers.get(i); 2299 2300 if (info.activityInfo == null) { 2301 continue; 2302 } 2303 2304 final String packageName = info.activityInfo.packageName; 2305 2306 final PackageSetting ps = mSettings.mPackages.get(packageName); 2307 if (ps == null) { 2308 continue; 2309 } 2310 2311 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2312 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2313 continue; 2314 } 2315 2316 // Select the IntentFilterVerifier with the highest priority 2317 if (priority < info.priority) { 2318 priority = info.priority; 2319 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2320 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2321 + verifierComponentName + " with priority: " + info.priority); 2322 } 2323 } 2324 2325 return verifierComponentName; 2326 } 2327 2328 private void primeDomainVerificationsLPw() { 2329 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2330 boolean updated = false; 2331 ArraySet<String> allHostsSet = new ArraySet<>(); 2332 for (PackageParser.Package pkg : mPackages.values()) { 2333 final String packageName = pkg.packageName; 2334 if (!hasDomainURLs(pkg)) { 2335 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2336 "package with no domain URLs: " + packageName); 2337 continue; 2338 } 2339 if (!pkg.isSystemApp()) { 2340 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2341 "No priming domain verifications for a non system package : " + 2342 packageName); 2343 continue; 2344 } 2345 for (PackageParser.Activity a : pkg.activities) { 2346 for (ActivityIntentInfo filter : a.intents) { 2347 if (hasValidDomains(filter)) { 2348 allHostsSet.addAll(filter.getHostsList()); 2349 } 2350 } 2351 } 2352 if (allHostsSet.size() == 0) { 2353 allHostsSet.add("*"); 2354 } 2355 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2356 IntentFilterVerificationInfo ivi = 2357 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2358 if (ivi != null) { 2359 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2360 "Priming domain verifications for package: " + packageName + 2361 " with hosts:" + ivi.getDomainsString()); 2362 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2363 updated = true; 2364 } 2365 else { 2366 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2367 "No priming domain verifications for package: " + packageName); 2368 } 2369 allHostsSet.clear(); 2370 } 2371 if (updated) { 2372 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2373 "Will need to write primed domain verifications"); 2374 } 2375 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2376 } 2377 2378 private void checkDefaultBrowser() { 2379 final int myUserId = UserHandle.myUserId(); 2380 final String packageName = getDefaultBrowserPackageName(myUserId); 2381 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2382 if (info == null) { 2383 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2384 setDefaultBrowserPackageName(null, myUserId); 2385 } 2386 } 2387 2388 @Override 2389 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2390 throws RemoteException { 2391 try { 2392 return super.onTransact(code, data, reply, flags); 2393 } catch (RuntimeException e) { 2394 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2395 Slog.wtf(TAG, "Package Manager Crash", e); 2396 } 2397 throw e; 2398 } 2399 } 2400 2401 void cleanupInstallFailedPackage(PackageSetting ps) { 2402 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2403 2404 removeDataDirsLI(ps.volumeUuid, ps.name); 2405 if (ps.codePath != null) { 2406 if (ps.codePath.isDirectory()) { 2407 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2408 } else { 2409 ps.codePath.delete(); 2410 } 2411 } 2412 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2413 if (ps.resourcePath.isDirectory()) { 2414 FileUtils.deleteContents(ps.resourcePath); 2415 } 2416 ps.resourcePath.delete(); 2417 } 2418 mSettings.removePackageLPw(ps.name); 2419 } 2420 2421 static int[] appendInts(int[] cur, int[] add) { 2422 if (add == null) return cur; 2423 if (cur == null) return add; 2424 final int N = add.length; 2425 for (int i=0; i<N; i++) { 2426 cur = appendInt(cur, add[i]); 2427 } 2428 return cur; 2429 } 2430 2431 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2432 if (!sUserManager.exists(userId)) return null; 2433 final PackageSetting ps = (PackageSetting) p.mExtras; 2434 if (ps == null) { 2435 return null; 2436 } 2437 2438 final PermissionsState permissionsState = ps.getPermissionsState(); 2439 2440 final int[] gids = permissionsState.computeGids(userId); 2441 final Set<String> permissions = permissionsState.getPermissions(userId); 2442 final PackageUserState state = ps.readUserState(userId); 2443 2444 return PackageParser.generatePackageInfo(p, gids, flags, 2445 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2446 } 2447 2448 @Override 2449 public boolean isPackageFrozen(String packageName) { 2450 synchronized (mPackages) { 2451 final PackageSetting ps = mSettings.mPackages.get(packageName); 2452 if (ps != null) { 2453 return ps.frozen; 2454 } 2455 } 2456 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2457 return true; 2458 } 2459 2460 @Override 2461 public boolean isPackageAvailable(String packageName, int userId) { 2462 if (!sUserManager.exists(userId)) return false; 2463 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2464 synchronized (mPackages) { 2465 PackageParser.Package p = mPackages.get(packageName); 2466 if (p != null) { 2467 final PackageSetting ps = (PackageSetting) p.mExtras; 2468 if (ps != null) { 2469 final PackageUserState state = ps.readUserState(userId); 2470 if (state != null) { 2471 return PackageParser.isAvailable(state); 2472 } 2473 } 2474 } 2475 } 2476 return false; 2477 } 2478 2479 @Override 2480 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2481 if (!sUserManager.exists(userId)) return null; 2482 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2483 // reader 2484 synchronized (mPackages) { 2485 PackageParser.Package p = mPackages.get(packageName); 2486 if (DEBUG_PACKAGE_INFO) 2487 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2488 if (p != null) { 2489 return generatePackageInfo(p, flags, userId); 2490 } 2491 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2492 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2493 } 2494 } 2495 return null; 2496 } 2497 2498 @Override 2499 public String[] currentToCanonicalPackageNames(String[] names) { 2500 String[] out = new String[names.length]; 2501 // reader 2502 synchronized (mPackages) { 2503 for (int i=names.length-1; i>=0; i--) { 2504 PackageSetting ps = mSettings.mPackages.get(names[i]); 2505 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2506 } 2507 } 2508 return out; 2509 } 2510 2511 @Override 2512 public String[] canonicalToCurrentPackageNames(String[] names) { 2513 String[] out = new String[names.length]; 2514 // reader 2515 synchronized (mPackages) { 2516 for (int i=names.length-1; i>=0; i--) { 2517 String cur = mSettings.mRenamedPackages.get(names[i]); 2518 out[i] = cur != null ? cur : names[i]; 2519 } 2520 } 2521 return out; 2522 } 2523 2524 @Override 2525 public int getPackageUid(String packageName, int userId) { 2526 if (!sUserManager.exists(userId)) return -1; 2527 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2528 2529 // reader 2530 synchronized (mPackages) { 2531 PackageParser.Package p = mPackages.get(packageName); 2532 if(p != null) { 2533 return UserHandle.getUid(userId, p.applicationInfo.uid); 2534 } 2535 PackageSetting ps = mSettings.mPackages.get(packageName); 2536 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2537 return -1; 2538 } 2539 p = ps.pkg; 2540 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2541 } 2542 } 2543 2544 @Override 2545 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2546 if (!sUserManager.exists(userId)) { 2547 return null; 2548 } 2549 2550 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2551 "getPackageGids"); 2552 2553 // reader 2554 synchronized (mPackages) { 2555 PackageParser.Package p = mPackages.get(packageName); 2556 if (DEBUG_PACKAGE_INFO) { 2557 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2558 } 2559 if (p != null) { 2560 PackageSetting ps = (PackageSetting) p.mExtras; 2561 return ps.getPermissionsState().computeGids(userId); 2562 } 2563 } 2564 2565 return null; 2566 } 2567 2568 @Override 2569 public int getMountExternalMode(int uid) { 2570 if (Process.isIsolated(uid)) { 2571 return Zygote.MOUNT_EXTERNAL_NONE; 2572 } else { 2573 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2574 return Zygote.MOUNT_EXTERNAL_WRITE; 2575 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2576 return Zygote.MOUNT_EXTERNAL_READ; 2577 } else { 2578 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2579 } 2580 } 2581 } 2582 2583 static PermissionInfo generatePermissionInfo( 2584 BasePermission bp, int flags) { 2585 if (bp.perm != null) { 2586 return PackageParser.generatePermissionInfo(bp.perm, flags); 2587 } 2588 PermissionInfo pi = new PermissionInfo(); 2589 pi.name = bp.name; 2590 pi.packageName = bp.sourcePackage; 2591 pi.nonLocalizedLabel = bp.name; 2592 pi.protectionLevel = bp.protectionLevel; 2593 return pi; 2594 } 2595 2596 @Override 2597 public PermissionInfo getPermissionInfo(String name, int flags) { 2598 // reader 2599 synchronized (mPackages) { 2600 final BasePermission p = mSettings.mPermissions.get(name); 2601 if (p != null) { 2602 return generatePermissionInfo(p, flags); 2603 } 2604 return null; 2605 } 2606 } 2607 2608 @Override 2609 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2610 // reader 2611 synchronized (mPackages) { 2612 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2613 for (BasePermission p : mSettings.mPermissions.values()) { 2614 if (group == null) { 2615 if (p.perm == null || p.perm.info.group == null) { 2616 out.add(generatePermissionInfo(p, flags)); 2617 } 2618 } else { 2619 if (p.perm != null && group.equals(p.perm.info.group)) { 2620 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2621 } 2622 } 2623 } 2624 2625 if (out.size() > 0) { 2626 return out; 2627 } 2628 return mPermissionGroups.containsKey(group) ? out : null; 2629 } 2630 } 2631 2632 @Override 2633 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2634 // reader 2635 synchronized (mPackages) { 2636 return PackageParser.generatePermissionGroupInfo( 2637 mPermissionGroups.get(name), flags); 2638 } 2639 } 2640 2641 @Override 2642 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2643 // reader 2644 synchronized (mPackages) { 2645 final int N = mPermissionGroups.size(); 2646 ArrayList<PermissionGroupInfo> out 2647 = new ArrayList<PermissionGroupInfo>(N); 2648 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2649 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2650 } 2651 return out; 2652 } 2653 } 2654 2655 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2656 int userId) { 2657 if (!sUserManager.exists(userId)) return null; 2658 PackageSetting ps = mSettings.mPackages.get(packageName); 2659 if (ps != null) { 2660 if (ps.pkg == null) { 2661 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2662 flags, userId); 2663 if (pInfo != null) { 2664 return pInfo.applicationInfo; 2665 } 2666 return null; 2667 } 2668 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2669 ps.readUserState(userId), userId); 2670 } 2671 return null; 2672 } 2673 2674 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2675 int userId) { 2676 if (!sUserManager.exists(userId)) return null; 2677 PackageSetting ps = mSettings.mPackages.get(packageName); 2678 if (ps != null) { 2679 PackageParser.Package pkg = ps.pkg; 2680 if (pkg == null) { 2681 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2682 return null; 2683 } 2684 // Only data remains, so we aren't worried about code paths 2685 pkg = new PackageParser.Package(packageName); 2686 pkg.applicationInfo.packageName = packageName; 2687 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2688 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2689 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2690 packageName, userId).getAbsolutePath(); 2691 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2692 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2693 } 2694 return generatePackageInfo(pkg, flags, userId); 2695 } 2696 return null; 2697 } 2698 2699 @Override 2700 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2701 if (!sUserManager.exists(userId)) return null; 2702 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2703 // writer 2704 synchronized (mPackages) { 2705 PackageParser.Package p = mPackages.get(packageName); 2706 if (DEBUG_PACKAGE_INFO) Log.v( 2707 TAG, "getApplicationInfo " + packageName 2708 + ": " + p); 2709 if (p != null) { 2710 PackageSetting ps = mSettings.mPackages.get(packageName); 2711 if (ps == null) return null; 2712 // Note: isEnabledLP() does not apply here - always return info 2713 return PackageParser.generateApplicationInfo( 2714 p, flags, ps.readUserState(userId), userId); 2715 } 2716 if ("android".equals(packageName)||"system".equals(packageName)) { 2717 return mAndroidApplication; 2718 } 2719 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2720 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2721 } 2722 } 2723 return null; 2724 } 2725 2726 @Override 2727 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2728 final IPackageDataObserver observer) { 2729 mContext.enforceCallingOrSelfPermission( 2730 android.Manifest.permission.CLEAR_APP_CACHE, null); 2731 // Queue up an async operation since clearing cache may take a little while. 2732 mHandler.post(new Runnable() { 2733 public void run() { 2734 mHandler.removeCallbacks(this); 2735 int retCode = -1; 2736 synchronized (mInstallLock) { 2737 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2738 if (retCode < 0) { 2739 Slog.w(TAG, "Couldn't clear application caches"); 2740 } 2741 } 2742 if (observer != null) { 2743 try { 2744 observer.onRemoveCompleted(null, (retCode >= 0)); 2745 } catch (RemoteException e) { 2746 Slog.w(TAG, "RemoveException when invoking call back"); 2747 } 2748 } 2749 } 2750 }); 2751 } 2752 2753 @Override 2754 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2755 final IntentSender pi) { 2756 mContext.enforceCallingOrSelfPermission( 2757 android.Manifest.permission.CLEAR_APP_CACHE, null); 2758 // Queue up an async operation since clearing cache may take a little while. 2759 mHandler.post(new Runnable() { 2760 public void run() { 2761 mHandler.removeCallbacks(this); 2762 int retCode = -1; 2763 synchronized (mInstallLock) { 2764 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2765 if (retCode < 0) { 2766 Slog.w(TAG, "Couldn't clear application caches"); 2767 } 2768 } 2769 if(pi != null) { 2770 try { 2771 // Callback via pending intent 2772 int code = (retCode >= 0) ? 1 : 0; 2773 pi.sendIntent(null, code, null, 2774 null, null); 2775 } catch (SendIntentException e1) { 2776 Slog.i(TAG, "Failed to send pending intent"); 2777 } 2778 } 2779 } 2780 }); 2781 } 2782 2783 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2784 synchronized (mInstallLock) { 2785 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2786 throw new IOException("Failed to free enough space"); 2787 } 2788 } 2789 } 2790 2791 @Override 2792 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2793 if (!sUserManager.exists(userId)) return null; 2794 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2795 synchronized (mPackages) { 2796 PackageParser.Activity a = mActivities.mActivities.get(component); 2797 2798 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2799 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2800 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2801 if (ps == null) return null; 2802 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2803 userId); 2804 } 2805 if (mResolveComponentName.equals(component)) { 2806 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2807 new PackageUserState(), userId); 2808 } 2809 } 2810 return null; 2811 } 2812 2813 @Override 2814 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2815 String resolvedType) { 2816 synchronized (mPackages) { 2817 PackageParser.Activity a = mActivities.mActivities.get(component); 2818 if (a == null) { 2819 return false; 2820 } 2821 for (int i=0; i<a.intents.size(); i++) { 2822 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2823 intent.getData(), intent.getCategories(), TAG) >= 0) { 2824 return true; 2825 } 2826 } 2827 return false; 2828 } 2829 } 2830 2831 @Override 2832 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2833 if (!sUserManager.exists(userId)) return null; 2834 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2835 synchronized (mPackages) { 2836 PackageParser.Activity a = mReceivers.mActivities.get(component); 2837 if (DEBUG_PACKAGE_INFO) Log.v( 2838 TAG, "getReceiverInfo " + component + ": " + a); 2839 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2840 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2841 if (ps == null) return null; 2842 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2843 userId); 2844 } 2845 } 2846 return null; 2847 } 2848 2849 @Override 2850 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2851 if (!sUserManager.exists(userId)) return null; 2852 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2853 synchronized (mPackages) { 2854 PackageParser.Service s = mServices.mServices.get(component); 2855 if (DEBUG_PACKAGE_INFO) Log.v( 2856 TAG, "getServiceInfo " + component + ": " + s); 2857 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2858 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2859 if (ps == null) return null; 2860 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2861 userId); 2862 } 2863 } 2864 return null; 2865 } 2866 2867 @Override 2868 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2869 if (!sUserManager.exists(userId)) return null; 2870 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2871 synchronized (mPackages) { 2872 PackageParser.Provider p = mProviders.mProviders.get(component); 2873 if (DEBUG_PACKAGE_INFO) Log.v( 2874 TAG, "getProviderInfo " + component + ": " + p); 2875 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2876 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2877 if (ps == null) return null; 2878 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2879 userId); 2880 } 2881 } 2882 return null; 2883 } 2884 2885 @Override 2886 public String[] getSystemSharedLibraryNames() { 2887 Set<String> libSet; 2888 synchronized (mPackages) { 2889 libSet = mSharedLibraries.keySet(); 2890 int size = libSet.size(); 2891 if (size > 0) { 2892 String[] libs = new String[size]; 2893 libSet.toArray(libs); 2894 return libs; 2895 } 2896 } 2897 return null; 2898 } 2899 2900 /** 2901 * @hide 2902 */ 2903 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2904 synchronized (mPackages) { 2905 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2906 if (lib != null && lib.apk != null) { 2907 return mPackages.get(lib.apk); 2908 } 2909 } 2910 return null; 2911 } 2912 2913 @Override 2914 public FeatureInfo[] getSystemAvailableFeatures() { 2915 Collection<FeatureInfo> featSet; 2916 synchronized (mPackages) { 2917 featSet = mAvailableFeatures.values(); 2918 int size = featSet.size(); 2919 if (size > 0) { 2920 FeatureInfo[] features = new FeatureInfo[size+1]; 2921 featSet.toArray(features); 2922 FeatureInfo fi = new FeatureInfo(); 2923 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2924 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2925 features[size] = fi; 2926 return features; 2927 } 2928 } 2929 return null; 2930 } 2931 2932 @Override 2933 public boolean hasSystemFeature(String name) { 2934 synchronized (mPackages) { 2935 return mAvailableFeatures.containsKey(name); 2936 } 2937 } 2938 2939 private void checkValidCaller(int uid, int userId) { 2940 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2941 return; 2942 2943 throw new SecurityException("Caller uid=" + uid 2944 + " is not privileged to communicate with user=" + userId); 2945 } 2946 2947 @Override 2948 public int checkPermission(String permName, String pkgName, int userId) { 2949 if (!sUserManager.exists(userId)) { 2950 return PackageManager.PERMISSION_DENIED; 2951 } 2952 2953 synchronized (mPackages) { 2954 final PackageParser.Package p = mPackages.get(pkgName); 2955 if (p != null && p.mExtras != null) { 2956 final PackageSetting ps = (PackageSetting) p.mExtras; 2957 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2958 return PackageManager.PERMISSION_GRANTED; 2959 } 2960 } 2961 } 2962 2963 return PackageManager.PERMISSION_DENIED; 2964 } 2965 2966 @Override 2967 public int checkUidPermission(String permName, int uid) { 2968 final int userId = UserHandle.getUserId(uid); 2969 2970 if (!sUserManager.exists(userId)) { 2971 return PackageManager.PERMISSION_DENIED; 2972 } 2973 2974 synchronized (mPackages) { 2975 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2976 if (obj != null) { 2977 final SettingBase ps = (SettingBase) obj; 2978 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2979 return PackageManager.PERMISSION_GRANTED; 2980 } 2981 } else { 2982 ArraySet<String> perms = mSystemPermissions.get(uid); 2983 if (perms != null && perms.contains(permName)) { 2984 return PackageManager.PERMISSION_GRANTED; 2985 } 2986 } 2987 } 2988 2989 return PackageManager.PERMISSION_DENIED; 2990 } 2991 2992 /** 2993 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2994 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2995 * @param checkShell TODO(yamasani): 2996 * @param message the message to log on security exception 2997 */ 2998 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2999 boolean checkShell, String message) { 3000 if (userId < 0) { 3001 throw new IllegalArgumentException("Invalid userId " + userId); 3002 } 3003 if (checkShell) { 3004 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3005 } 3006 if (userId == UserHandle.getUserId(callingUid)) return; 3007 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3008 if (requireFullPermission) { 3009 mContext.enforceCallingOrSelfPermission( 3010 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3011 } else { 3012 try { 3013 mContext.enforceCallingOrSelfPermission( 3014 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3015 } catch (SecurityException se) { 3016 mContext.enforceCallingOrSelfPermission( 3017 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3018 } 3019 } 3020 } 3021 } 3022 3023 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3024 if (callingUid == Process.SHELL_UID) { 3025 if (userHandle >= 0 3026 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3027 throw new SecurityException("Shell does not have permission to access user " 3028 + userHandle); 3029 } else if (userHandle < 0) { 3030 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3031 + Debug.getCallers(3)); 3032 } 3033 } 3034 } 3035 3036 private BasePermission findPermissionTreeLP(String permName) { 3037 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3038 if (permName.startsWith(bp.name) && 3039 permName.length() > bp.name.length() && 3040 permName.charAt(bp.name.length()) == '.') { 3041 return bp; 3042 } 3043 } 3044 return null; 3045 } 3046 3047 private BasePermission checkPermissionTreeLP(String permName) { 3048 if (permName != null) { 3049 BasePermission bp = findPermissionTreeLP(permName); 3050 if (bp != null) { 3051 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3052 return bp; 3053 } 3054 throw new SecurityException("Calling uid " 3055 + Binder.getCallingUid() 3056 + " is not allowed to add to permission tree " 3057 + bp.name + " owned by uid " + bp.uid); 3058 } 3059 } 3060 throw new SecurityException("No permission tree found for " + permName); 3061 } 3062 3063 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3064 if (s1 == null) { 3065 return s2 == null; 3066 } 3067 if (s2 == null) { 3068 return false; 3069 } 3070 if (s1.getClass() != s2.getClass()) { 3071 return false; 3072 } 3073 return s1.equals(s2); 3074 } 3075 3076 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3077 if (pi1.icon != pi2.icon) return false; 3078 if (pi1.logo != pi2.logo) return false; 3079 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3080 if (!compareStrings(pi1.name, pi2.name)) return false; 3081 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3082 // We'll take care of setting this one. 3083 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3084 // These are not currently stored in settings. 3085 //if (!compareStrings(pi1.group, pi2.group)) return false; 3086 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3087 //if (pi1.labelRes != pi2.labelRes) return false; 3088 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3089 return true; 3090 } 3091 3092 int permissionInfoFootprint(PermissionInfo info) { 3093 int size = info.name.length(); 3094 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3095 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3096 return size; 3097 } 3098 3099 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3100 int size = 0; 3101 for (BasePermission perm : mSettings.mPermissions.values()) { 3102 if (perm.uid == tree.uid) { 3103 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3104 } 3105 } 3106 return size; 3107 } 3108 3109 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3110 // We calculate the max size of permissions defined by this uid and throw 3111 // if that plus the size of 'info' would exceed our stated maximum. 3112 if (tree.uid != Process.SYSTEM_UID) { 3113 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3114 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3115 throw new SecurityException("Permission tree size cap exceeded"); 3116 } 3117 } 3118 } 3119 3120 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3121 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3122 throw new SecurityException("Label must be specified in permission"); 3123 } 3124 BasePermission tree = checkPermissionTreeLP(info.name); 3125 BasePermission bp = mSettings.mPermissions.get(info.name); 3126 boolean added = bp == null; 3127 boolean changed = true; 3128 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3129 if (added) { 3130 enforcePermissionCapLocked(info, tree); 3131 bp = new BasePermission(info.name, tree.sourcePackage, 3132 BasePermission.TYPE_DYNAMIC); 3133 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3134 throw new SecurityException( 3135 "Not allowed to modify non-dynamic permission " 3136 + info.name); 3137 } else { 3138 if (bp.protectionLevel == fixedLevel 3139 && bp.perm.owner.equals(tree.perm.owner) 3140 && bp.uid == tree.uid 3141 && comparePermissionInfos(bp.perm.info, info)) { 3142 changed = false; 3143 } 3144 } 3145 bp.protectionLevel = fixedLevel; 3146 info = new PermissionInfo(info); 3147 info.protectionLevel = fixedLevel; 3148 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3149 bp.perm.info.packageName = tree.perm.info.packageName; 3150 bp.uid = tree.uid; 3151 if (added) { 3152 mSettings.mPermissions.put(info.name, bp); 3153 } 3154 if (changed) { 3155 if (!async) { 3156 mSettings.writeLPr(); 3157 } else { 3158 scheduleWriteSettingsLocked(); 3159 } 3160 } 3161 return added; 3162 } 3163 3164 @Override 3165 public boolean addPermission(PermissionInfo info) { 3166 synchronized (mPackages) { 3167 return addPermissionLocked(info, false); 3168 } 3169 } 3170 3171 @Override 3172 public boolean addPermissionAsync(PermissionInfo info) { 3173 synchronized (mPackages) { 3174 return addPermissionLocked(info, true); 3175 } 3176 } 3177 3178 @Override 3179 public void removePermission(String name) { 3180 synchronized (mPackages) { 3181 checkPermissionTreeLP(name); 3182 BasePermission bp = mSettings.mPermissions.get(name); 3183 if (bp != null) { 3184 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3185 throw new SecurityException( 3186 "Not allowed to modify non-dynamic permission " 3187 + name); 3188 } 3189 mSettings.mPermissions.remove(name); 3190 mSettings.writeLPr(); 3191 } 3192 } 3193 } 3194 3195 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3196 BasePermission bp) { 3197 int index = pkg.requestedPermissions.indexOf(bp.name); 3198 if (index == -1) { 3199 throw new SecurityException("Package " + pkg.packageName 3200 + " has not requested permission " + bp.name); 3201 } 3202 if (!bp.isRuntime()) { 3203 throw new SecurityException("Permission " + bp.name 3204 + " is not a changeable permission type"); 3205 } 3206 } 3207 3208 @Override 3209 public void grantRuntimePermission(String packageName, String name, final int userId) { 3210 if (!sUserManager.exists(userId)) { 3211 Log.e(TAG, "No such user:" + userId); 3212 return; 3213 } 3214 3215 mContext.enforceCallingOrSelfPermission( 3216 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3217 "grantRuntimePermission"); 3218 3219 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3220 "grantRuntimePermission"); 3221 3222 final int uid; 3223 final SettingBase sb; 3224 3225 synchronized (mPackages) { 3226 final PackageParser.Package pkg = mPackages.get(packageName); 3227 if (pkg == null) { 3228 throw new IllegalArgumentException("Unknown package: " + packageName); 3229 } 3230 3231 final BasePermission bp = mSettings.mPermissions.get(name); 3232 if (bp == null) { 3233 throw new IllegalArgumentException("Unknown permission: " + name); 3234 } 3235 3236 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3237 3238 uid = pkg.applicationInfo.uid; 3239 sb = (SettingBase) pkg.mExtras; 3240 if (sb == null) { 3241 throw new IllegalArgumentException("Unknown package: " + packageName); 3242 } 3243 3244 final PermissionsState permissionsState = sb.getPermissionsState(); 3245 3246 final int flags = permissionsState.getPermissionFlags(name, userId); 3247 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3248 throw new SecurityException("Cannot grant system fixed permission: " 3249 + name + " for package: " + packageName); 3250 } 3251 3252 final int result = permissionsState.grantRuntimePermission(bp, userId); 3253 switch (result) { 3254 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3255 return; 3256 } 3257 3258 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3259 mHandler.post(new Runnable() { 3260 @Override 3261 public void run() { 3262 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3263 } 3264 }); 3265 } break; 3266 } 3267 3268 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3269 3270 // Not critical if that is lost - app has to request again. 3271 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3272 } 3273 3274 if (READ_EXTERNAL_STORAGE.equals(name) 3275 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3276 final long token = Binder.clearCallingIdentity(); 3277 try { 3278 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3279 storage.remountUid(uid); 3280 } finally { 3281 Binder.restoreCallingIdentity(token); 3282 } 3283 } 3284 } 3285 3286 @Override 3287 public void revokeRuntimePermission(String packageName, String name, int userId) { 3288 if (!sUserManager.exists(userId)) { 3289 Log.e(TAG, "No such user:" + userId); 3290 return; 3291 } 3292 3293 mContext.enforceCallingOrSelfPermission( 3294 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3295 "revokeRuntimePermission"); 3296 3297 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3298 "revokeRuntimePermission"); 3299 3300 final SettingBase sb; 3301 3302 synchronized (mPackages) { 3303 final PackageParser.Package pkg = mPackages.get(packageName); 3304 if (pkg == null) { 3305 throw new IllegalArgumentException("Unknown package: " + packageName); 3306 } 3307 3308 final BasePermission bp = mSettings.mPermissions.get(name); 3309 if (bp == null) { 3310 throw new IllegalArgumentException("Unknown permission: " + name); 3311 } 3312 3313 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3314 3315 sb = (SettingBase) pkg.mExtras; 3316 if (sb == null) { 3317 throw new IllegalArgumentException("Unknown package: " + packageName); 3318 } 3319 3320 final PermissionsState permissionsState = sb.getPermissionsState(); 3321 3322 final int flags = permissionsState.getPermissionFlags(name, userId); 3323 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3324 throw new SecurityException("Cannot revoke system fixed permission: " 3325 + name + " for package: " + packageName); 3326 } 3327 3328 if (permissionsState.revokeRuntimePermission(bp, userId) == 3329 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3330 return; 3331 } 3332 3333 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3334 3335 // Critical, after this call app should never have the permission. 3336 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3337 } 3338 3339 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3340 } 3341 3342 @Override 3343 public int getPermissionFlags(String name, String packageName, int userId) { 3344 if (!sUserManager.exists(userId)) { 3345 return 0; 3346 } 3347 3348 mContext.enforceCallingOrSelfPermission( 3349 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3350 "getPermissionFlags"); 3351 3352 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3353 "getPermissionFlags"); 3354 3355 synchronized (mPackages) { 3356 final PackageParser.Package pkg = mPackages.get(packageName); 3357 if (pkg == null) { 3358 throw new IllegalArgumentException("Unknown package: " + packageName); 3359 } 3360 3361 final BasePermission bp = mSettings.mPermissions.get(name); 3362 if (bp == null) { 3363 throw new IllegalArgumentException("Unknown permission: " + name); 3364 } 3365 3366 SettingBase sb = (SettingBase) pkg.mExtras; 3367 if (sb == null) { 3368 throw new IllegalArgumentException("Unknown package: " + packageName); 3369 } 3370 3371 PermissionsState permissionsState = sb.getPermissionsState(); 3372 return permissionsState.getPermissionFlags(name, userId); 3373 } 3374 } 3375 3376 @Override 3377 public void updatePermissionFlags(String name, String packageName, int flagMask, 3378 int flagValues, int userId) { 3379 if (!sUserManager.exists(userId)) { 3380 return; 3381 } 3382 3383 mContext.enforceCallingOrSelfPermission( 3384 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3385 "updatePermissionFlags"); 3386 3387 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3388 "updatePermissionFlags"); 3389 3390 // Only the system can change system fixed flags. 3391 if (getCallingUid() != Process.SYSTEM_UID) { 3392 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3393 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3394 } 3395 3396 synchronized (mPackages) { 3397 final PackageParser.Package pkg = mPackages.get(packageName); 3398 if (pkg == null) { 3399 throw new IllegalArgumentException("Unknown package: " + packageName); 3400 } 3401 3402 final BasePermission bp = mSettings.mPermissions.get(name); 3403 if (bp == null) { 3404 throw new IllegalArgumentException("Unknown permission: " + name); 3405 } 3406 3407 SettingBase sb = (SettingBase) pkg.mExtras; 3408 if (sb == null) { 3409 throw new IllegalArgumentException("Unknown package: " + packageName); 3410 } 3411 3412 PermissionsState permissionsState = sb.getPermissionsState(); 3413 3414 // Only the package manager can change flags for system component permissions. 3415 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3416 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3417 return; 3418 } 3419 3420 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3421 3422 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3423 // Install and runtime permissions are stored in different places, 3424 // so figure out what permission changed and persist the change. 3425 if (permissionsState.getInstallPermissionState(name) != null) { 3426 scheduleWriteSettingsLocked(); 3427 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3428 || hadState) { 3429 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3430 } 3431 } 3432 } 3433 } 3434 3435 /** 3436 * Update the permission flags for all packages and runtime permissions of a user in order 3437 * to allow device or profile owner to remove POLICY_FIXED. 3438 */ 3439 @Override 3440 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3441 if (!sUserManager.exists(userId)) { 3442 return; 3443 } 3444 3445 mContext.enforceCallingOrSelfPermission( 3446 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3447 "updatePermissionFlagsForAllApps"); 3448 3449 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3450 "updatePermissionFlagsForAllApps"); 3451 3452 // Only the system can change system fixed flags. 3453 if (getCallingUid() != Process.SYSTEM_UID) { 3454 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3455 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3456 } 3457 3458 synchronized (mPackages) { 3459 boolean changed = false; 3460 final int packageCount = mPackages.size(); 3461 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3462 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3463 SettingBase sb = (SettingBase) pkg.mExtras; 3464 if (sb == null) { 3465 continue; 3466 } 3467 PermissionsState permissionsState = sb.getPermissionsState(); 3468 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3469 userId, flagMask, flagValues); 3470 } 3471 if (changed) { 3472 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3473 } 3474 } 3475 } 3476 3477 @Override 3478 public boolean shouldShowRequestPermissionRationale(String permissionName, 3479 String packageName, int userId) { 3480 if (UserHandle.getCallingUserId() != userId) { 3481 mContext.enforceCallingPermission( 3482 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3483 "canShowRequestPermissionRationale for user " + userId); 3484 } 3485 3486 final int uid = getPackageUid(packageName, userId); 3487 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3488 return false; 3489 } 3490 3491 if (checkPermission(permissionName, packageName, userId) 3492 == PackageManager.PERMISSION_GRANTED) { 3493 return false; 3494 } 3495 3496 final int flags; 3497 3498 final long identity = Binder.clearCallingIdentity(); 3499 try { 3500 flags = getPermissionFlags(permissionName, 3501 packageName, userId); 3502 } finally { 3503 Binder.restoreCallingIdentity(identity); 3504 } 3505 3506 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3507 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3508 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3509 3510 if ((flags & fixedFlags) != 0) { 3511 return false; 3512 } 3513 3514 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3515 } 3516 3517 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3518 BasePermission bp = mSettings.mPermissions.get(permission); 3519 if (bp == null) { 3520 throw new SecurityException("Missing " + permission + " permission"); 3521 } 3522 3523 SettingBase sb = (SettingBase) pkg.mExtras; 3524 PermissionsState permissionsState = sb.getPermissionsState(); 3525 3526 if (permissionsState.grantInstallPermission(bp) != 3527 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3528 scheduleWriteSettingsLocked(); 3529 } 3530 } 3531 3532 @Override 3533 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3534 mContext.enforceCallingOrSelfPermission( 3535 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3536 "addOnPermissionsChangeListener"); 3537 3538 synchronized (mPackages) { 3539 mOnPermissionChangeListeners.addListenerLocked(listener); 3540 } 3541 } 3542 3543 @Override 3544 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3545 synchronized (mPackages) { 3546 mOnPermissionChangeListeners.removeListenerLocked(listener); 3547 } 3548 } 3549 3550 @Override 3551 public boolean isProtectedBroadcast(String actionName) { 3552 synchronized (mPackages) { 3553 return mProtectedBroadcasts.contains(actionName); 3554 } 3555 } 3556 3557 @Override 3558 public int checkSignatures(String pkg1, String pkg2) { 3559 synchronized (mPackages) { 3560 final PackageParser.Package p1 = mPackages.get(pkg1); 3561 final PackageParser.Package p2 = mPackages.get(pkg2); 3562 if (p1 == null || p1.mExtras == null 3563 || p2 == null || p2.mExtras == null) { 3564 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3565 } 3566 return compareSignatures(p1.mSignatures, p2.mSignatures); 3567 } 3568 } 3569 3570 @Override 3571 public int checkUidSignatures(int uid1, int uid2) { 3572 // Map to base uids. 3573 uid1 = UserHandle.getAppId(uid1); 3574 uid2 = UserHandle.getAppId(uid2); 3575 // reader 3576 synchronized (mPackages) { 3577 Signature[] s1; 3578 Signature[] s2; 3579 Object obj = mSettings.getUserIdLPr(uid1); 3580 if (obj != null) { 3581 if (obj instanceof SharedUserSetting) { 3582 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3583 } else if (obj instanceof PackageSetting) { 3584 s1 = ((PackageSetting)obj).signatures.mSignatures; 3585 } else { 3586 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3587 } 3588 } else { 3589 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3590 } 3591 obj = mSettings.getUserIdLPr(uid2); 3592 if (obj != null) { 3593 if (obj instanceof SharedUserSetting) { 3594 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3595 } else if (obj instanceof PackageSetting) { 3596 s2 = ((PackageSetting)obj).signatures.mSignatures; 3597 } else { 3598 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3599 } 3600 } else { 3601 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3602 } 3603 return compareSignatures(s1, s2); 3604 } 3605 } 3606 3607 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3608 final long identity = Binder.clearCallingIdentity(); 3609 try { 3610 if (sb instanceof SharedUserSetting) { 3611 SharedUserSetting sus = (SharedUserSetting) sb; 3612 final int packageCount = sus.packages.size(); 3613 for (int i = 0; i < packageCount; i++) { 3614 PackageSetting susPs = sus.packages.valueAt(i); 3615 if (userId == UserHandle.USER_ALL) { 3616 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3617 } else { 3618 final int uid = UserHandle.getUid(userId, susPs.appId); 3619 killUid(uid, reason); 3620 } 3621 } 3622 } else if (sb instanceof PackageSetting) { 3623 PackageSetting ps = (PackageSetting) sb; 3624 if (userId == UserHandle.USER_ALL) { 3625 killApplication(ps.pkg.packageName, ps.appId, reason); 3626 } else { 3627 final int uid = UserHandle.getUid(userId, ps.appId); 3628 killUid(uid, reason); 3629 } 3630 } 3631 } finally { 3632 Binder.restoreCallingIdentity(identity); 3633 } 3634 } 3635 3636 private static void killUid(int uid, String reason) { 3637 IActivityManager am = ActivityManagerNative.getDefault(); 3638 if (am != null) { 3639 try { 3640 am.killUid(uid, reason); 3641 } catch (RemoteException e) { 3642 /* ignore - same process */ 3643 } 3644 } 3645 } 3646 3647 /** 3648 * Compares two sets of signatures. Returns: 3649 * <br /> 3650 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3651 * <br /> 3652 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3653 * <br /> 3654 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3655 * <br /> 3656 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3657 * <br /> 3658 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3659 */ 3660 static int compareSignatures(Signature[] s1, Signature[] s2) { 3661 if (s1 == null) { 3662 return s2 == null 3663 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3664 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3665 } 3666 3667 if (s2 == null) { 3668 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3669 } 3670 3671 if (s1.length != s2.length) { 3672 return PackageManager.SIGNATURE_NO_MATCH; 3673 } 3674 3675 // Since both signature sets are of size 1, we can compare without HashSets. 3676 if (s1.length == 1) { 3677 return s1[0].equals(s2[0]) ? 3678 PackageManager.SIGNATURE_MATCH : 3679 PackageManager.SIGNATURE_NO_MATCH; 3680 } 3681 3682 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3683 for (Signature sig : s1) { 3684 set1.add(sig); 3685 } 3686 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3687 for (Signature sig : s2) { 3688 set2.add(sig); 3689 } 3690 // Make sure s2 contains all signatures in s1. 3691 if (set1.equals(set2)) { 3692 return PackageManager.SIGNATURE_MATCH; 3693 } 3694 return PackageManager.SIGNATURE_NO_MATCH; 3695 } 3696 3697 /** 3698 * If the database version for this type of package (internal storage or 3699 * external storage) is less than the version where package signatures 3700 * were updated, return true. 3701 */ 3702 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3703 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3704 DatabaseVersion.SIGNATURE_END_ENTITY)) 3705 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3706 DatabaseVersion.SIGNATURE_END_ENTITY)); 3707 } 3708 3709 /** 3710 * Used for backward compatibility to make sure any packages with 3711 * certificate chains get upgraded to the new style. {@code existingSigs} 3712 * will be in the old format (since they were stored on disk from before the 3713 * system upgrade) and {@code scannedSigs} will be in the newer format. 3714 */ 3715 private int compareSignaturesCompat(PackageSignatures existingSigs, 3716 PackageParser.Package scannedPkg) { 3717 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3718 return PackageManager.SIGNATURE_NO_MATCH; 3719 } 3720 3721 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3722 for (Signature sig : existingSigs.mSignatures) { 3723 existingSet.add(sig); 3724 } 3725 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3726 for (Signature sig : scannedPkg.mSignatures) { 3727 try { 3728 Signature[] chainSignatures = sig.getChainSignatures(); 3729 for (Signature chainSig : chainSignatures) { 3730 scannedCompatSet.add(chainSig); 3731 } 3732 } catch (CertificateEncodingException e) { 3733 scannedCompatSet.add(sig); 3734 } 3735 } 3736 /* 3737 * Make sure the expanded scanned set contains all signatures in the 3738 * existing one. 3739 */ 3740 if (scannedCompatSet.equals(existingSet)) { 3741 // Migrate the old signatures to the new scheme. 3742 existingSigs.assignSignatures(scannedPkg.mSignatures); 3743 // The new KeySets will be re-added later in the scanning process. 3744 synchronized (mPackages) { 3745 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3746 } 3747 return PackageManager.SIGNATURE_MATCH; 3748 } 3749 return PackageManager.SIGNATURE_NO_MATCH; 3750 } 3751 3752 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3753 if (isExternal(scannedPkg)) { 3754 return mSettings.isExternalDatabaseVersionOlderThan( 3755 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3756 } else { 3757 return mSettings.isInternalDatabaseVersionOlderThan( 3758 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3759 } 3760 } 3761 3762 private int compareSignaturesRecover(PackageSignatures existingSigs, 3763 PackageParser.Package scannedPkg) { 3764 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3765 return PackageManager.SIGNATURE_NO_MATCH; 3766 } 3767 3768 String msg = null; 3769 try { 3770 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3771 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3772 + scannedPkg.packageName); 3773 return PackageManager.SIGNATURE_MATCH; 3774 } 3775 } catch (CertificateException e) { 3776 msg = e.getMessage(); 3777 } 3778 3779 logCriticalInfo(Log.INFO, 3780 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3781 return PackageManager.SIGNATURE_NO_MATCH; 3782 } 3783 3784 @Override 3785 public String[] getPackagesForUid(int uid) { 3786 uid = UserHandle.getAppId(uid); 3787 // reader 3788 synchronized (mPackages) { 3789 Object obj = mSettings.getUserIdLPr(uid); 3790 if (obj instanceof SharedUserSetting) { 3791 final SharedUserSetting sus = (SharedUserSetting) obj; 3792 final int N = sus.packages.size(); 3793 final String[] res = new String[N]; 3794 final Iterator<PackageSetting> it = sus.packages.iterator(); 3795 int i = 0; 3796 while (it.hasNext()) { 3797 res[i++] = it.next().name; 3798 } 3799 return res; 3800 } else if (obj instanceof PackageSetting) { 3801 final PackageSetting ps = (PackageSetting) obj; 3802 return new String[] { ps.name }; 3803 } 3804 } 3805 return null; 3806 } 3807 3808 @Override 3809 public String getNameForUid(int uid) { 3810 // reader 3811 synchronized (mPackages) { 3812 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3813 if (obj instanceof SharedUserSetting) { 3814 final SharedUserSetting sus = (SharedUserSetting) obj; 3815 return sus.name + ":" + sus.userId; 3816 } else if (obj instanceof PackageSetting) { 3817 final PackageSetting ps = (PackageSetting) obj; 3818 return ps.name; 3819 } 3820 } 3821 return null; 3822 } 3823 3824 @Override 3825 public int getUidForSharedUser(String sharedUserName) { 3826 if(sharedUserName == null) { 3827 return -1; 3828 } 3829 // reader 3830 synchronized (mPackages) { 3831 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3832 if (suid == null) { 3833 return -1; 3834 } 3835 return suid.userId; 3836 } 3837 } 3838 3839 @Override 3840 public int getFlagsForUid(int uid) { 3841 synchronized (mPackages) { 3842 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3843 if (obj instanceof SharedUserSetting) { 3844 final SharedUserSetting sus = (SharedUserSetting) obj; 3845 return sus.pkgFlags; 3846 } else if (obj instanceof PackageSetting) { 3847 final PackageSetting ps = (PackageSetting) obj; 3848 return ps.pkgFlags; 3849 } 3850 } 3851 return 0; 3852 } 3853 3854 @Override 3855 public int getPrivateFlagsForUid(int uid) { 3856 synchronized (mPackages) { 3857 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3858 if (obj instanceof SharedUserSetting) { 3859 final SharedUserSetting sus = (SharedUserSetting) obj; 3860 return sus.pkgPrivateFlags; 3861 } else if (obj instanceof PackageSetting) { 3862 final PackageSetting ps = (PackageSetting) obj; 3863 return ps.pkgPrivateFlags; 3864 } 3865 } 3866 return 0; 3867 } 3868 3869 @Override 3870 public boolean isUidPrivileged(int uid) { 3871 uid = UserHandle.getAppId(uid); 3872 // reader 3873 synchronized (mPackages) { 3874 Object obj = mSettings.getUserIdLPr(uid); 3875 if (obj instanceof SharedUserSetting) { 3876 final SharedUserSetting sus = (SharedUserSetting) obj; 3877 final Iterator<PackageSetting> it = sus.packages.iterator(); 3878 while (it.hasNext()) { 3879 if (it.next().isPrivileged()) { 3880 return true; 3881 } 3882 } 3883 } else if (obj instanceof PackageSetting) { 3884 final PackageSetting ps = (PackageSetting) obj; 3885 return ps.isPrivileged(); 3886 } 3887 } 3888 return false; 3889 } 3890 3891 @Override 3892 public String[] getAppOpPermissionPackages(String permissionName) { 3893 synchronized (mPackages) { 3894 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3895 if (pkgs == null) { 3896 return null; 3897 } 3898 return pkgs.toArray(new String[pkgs.size()]); 3899 } 3900 } 3901 3902 @Override 3903 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3904 int flags, int userId) { 3905 if (!sUserManager.exists(userId)) return null; 3906 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3907 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3908 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3909 } 3910 3911 @Override 3912 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3913 IntentFilter filter, int match, ComponentName activity) { 3914 final int userId = UserHandle.getCallingUserId(); 3915 if (DEBUG_PREFERRED) { 3916 Log.v(TAG, "setLastChosenActivity intent=" + intent 3917 + " resolvedType=" + resolvedType 3918 + " flags=" + flags 3919 + " filter=" + filter 3920 + " match=" + match 3921 + " activity=" + activity); 3922 filter.dump(new PrintStreamPrinter(System.out), " "); 3923 } 3924 intent.setComponent(null); 3925 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3926 // Find any earlier preferred or last chosen entries and nuke them 3927 findPreferredActivity(intent, resolvedType, 3928 flags, query, 0, false, true, false, userId); 3929 // Add the new activity as the last chosen for this filter 3930 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3931 "Setting last chosen"); 3932 } 3933 3934 @Override 3935 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3936 final int userId = UserHandle.getCallingUserId(); 3937 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3938 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3939 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3940 false, false, false, userId); 3941 } 3942 3943 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3944 int flags, List<ResolveInfo> query, int userId) { 3945 if (query != null) { 3946 final int N = query.size(); 3947 if (N == 1) { 3948 return query.get(0); 3949 } else if (N > 1) { 3950 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3951 // If there is more than one activity with the same priority, 3952 // then let the user decide between them. 3953 ResolveInfo r0 = query.get(0); 3954 ResolveInfo r1 = query.get(1); 3955 if (DEBUG_INTENT_MATCHING || debug) { 3956 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3957 + r1.activityInfo.name + "=" + r1.priority); 3958 } 3959 // If the first activity has a higher priority, or a different 3960 // default, then it is always desireable to pick it. 3961 if (r0.priority != r1.priority 3962 || r0.preferredOrder != r1.preferredOrder 3963 || r0.isDefault != r1.isDefault) { 3964 return query.get(0); 3965 } 3966 // If we have saved a preference for a preferred activity for 3967 // this Intent, use that. 3968 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3969 flags, query, r0.priority, true, false, debug, userId); 3970 if (ri != null) { 3971 return ri; 3972 } 3973 if (userId != 0) { 3974 ri = new ResolveInfo(mResolveInfo); 3975 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3976 ri.activityInfo.applicationInfo = new ApplicationInfo( 3977 ri.activityInfo.applicationInfo); 3978 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3979 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3980 return ri; 3981 } 3982 return mResolveInfo; 3983 } 3984 } 3985 return null; 3986 } 3987 3988 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3989 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3990 final int N = query.size(); 3991 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3992 .get(userId); 3993 // Get the list of persistent preferred activities that handle the intent 3994 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3995 List<PersistentPreferredActivity> pprefs = ppir != null 3996 ? ppir.queryIntent(intent, resolvedType, 3997 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3998 : null; 3999 if (pprefs != null && pprefs.size() > 0) { 4000 final int M = pprefs.size(); 4001 for (int i=0; i<M; i++) { 4002 final PersistentPreferredActivity ppa = pprefs.get(i); 4003 if (DEBUG_PREFERRED || debug) { 4004 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4005 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4006 + "\n component=" + ppa.mComponent); 4007 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4008 } 4009 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4010 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4011 if (DEBUG_PREFERRED || debug) { 4012 Slog.v(TAG, "Found persistent preferred activity:"); 4013 if (ai != null) { 4014 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4015 } else { 4016 Slog.v(TAG, " null"); 4017 } 4018 } 4019 if (ai == null) { 4020 // This previously registered persistent preferred activity 4021 // component is no longer known. Ignore it and do NOT remove it. 4022 continue; 4023 } 4024 for (int j=0; j<N; j++) { 4025 final ResolveInfo ri = query.get(j); 4026 if (!ri.activityInfo.applicationInfo.packageName 4027 .equals(ai.applicationInfo.packageName)) { 4028 continue; 4029 } 4030 if (!ri.activityInfo.name.equals(ai.name)) { 4031 continue; 4032 } 4033 // Found a persistent preference that can handle the intent. 4034 if (DEBUG_PREFERRED || debug) { 4035 Slog.v(TAG, "Returning persistent preferred activity: " + 4036 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4037 } 4038 return ri; 4039 } 4040 } 4041 } 4042 return null; 4043 } 4044 4045 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4046 List<ResolveInfo> query, int priority, boolean always, 4047 boolean removeMatches, boolean debug, int userId) { 4048 if (!sUserManager.exists(userId)) return null; 4049 // writer 4050 synchronized (mPackages) { 4051 if (intent.getSelector() != null) { 4052 intent = intent.getSelector(); 4053 } 4054 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4055 4056 // Try to find a matching persistent preferred activity. 4057 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4058 debug, userId); 4059 4060 // If a persistent preferred activity matched, use it. 4061 if (pri != null) { 4062 return pri; 4063 } 4064 4065 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4066 // Get the list of preferred activities that handle the intent 4067 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4068 List<PreferredActivity> prefs = pir != null 4069 ? pir.queryIntent(intent, resolvedType, 4070 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4071 : null; 4072 if (prefs != null && prefs.size() > 0) { 4073 boolean changed = false; 4074 try { 4075 // First figure out how good the original match set is. 4076 // We will only allow preferred activities that came 4077 // from the same match quality. 4078 int match = 0; 4079 4080 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4081 4082 final int N = query.size(); 4083 for (int j=0; j<N; j++) { 4084 final ResolveInfo ri = query.get(j); 4085 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4086 + ": 0x" + Integer.toHexString(match)); 4087 if (ri.match > match) { 4088 match = ri.match; 4089 } 4090 } 4091 4092 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4093 + Integer.toHexString(match)); 4094 4095 match &= IntentFilter.MATCH_CATEGORY_MASK; 4096 final int M = prefs.size(); 4097 for (int i=0; i<M; i++) { 4098 final PreferredActivity pa = prefs.get(i); 4099 if (DEBUG_PREFERRED || debug) { 4100 Slog.v(TAG, "Checking PreferredActivity ds=" 4101 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4102 + "\n component=" + pa.mPref.mComponent); 4103 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4104 } 4105 if (pa.mPref.mMatch != match) { 4106 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4107 + Integer.toHexString(pa.mPref.mMatch)); 4108 continue; 4109 } 4110 // If it's not an "always" type preferred activity and that's what we're 4111 // looking for, skip it. 4112 if (always && !pa.mPref.mAlways) { 4113 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4114 continue; 4115 } 4116 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4117 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4118 if (DEBUG_PREFERRED || debug) { 4119 Slog.v(TAG, "Found preferred activity:"); 4120 if (ai != null) { 4121 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4122 } else { 4123 Slog.v(TAG, " null"); 4124 } 4125 } 4126 if (ai == null) { 4127 // This previously registered preferred activity 4128 // component is no longer known. Most likely an update 4129 // to the app was installed and in the new version this 4130 // component no longer exists. Clean it up by removing 4131 // it from the preferred activities list, and skip it. 4132 Slog.w(TAG, "Removing dangling preferred activity: " 4133 + pa.mPref.mComponent); 4134 pir.removeFilter(pa); 4135 changed = true; 4136 continue; 4137 } 4138 for (int j=0; j<N; j++) { 4139 final ResolveInfo ri = query.get(j); 4140 if (!ri.activityInfo.applicationInfo.packageName 4141 .equals(ai.applicationInfo.packageName)) { 4142 continue; 4143 } 4144 if (!ri.activityInfo.name.equals(ai.name)) { 4145 continue; 4146 } 4147 4148 if (removeMatches) { 4149 pir.removeFilter(pa); 4150 changed = true; 4151 if (DEBUG_PREFERRED) { 4152 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4153 } 4154 break; 4155 } 4156 4157 // Okay we found a previously set preferred or last chosen app. 4158 // If the result set is different from when this 4159 // was created, we need to clear it and re-ask the 4160 // user their preference, if we're looking for an "always" type entry. 4161 if (always && !pa.mPref.sameSet(query)) { 4162 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4163 + intent + " type " + resolvedType); 4164 if (DEBUG_PREFERRED) { 4165 Slog.v(TAG, "Removing preferred activity since set changed " 4166 + pa.mPref.mComponent); 4167 } 4168 pir.removeFilter(pa); 4169 // Re-add the filter as a "last chosen" entry (!always) 4170 PreferredActivity lastChosen = new PreferredActivity( 4171 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4172 pir.addFilter(lastChosen); 4173 changed = true; 4174 return null; 4175 } 4176 4177 // Yay! Either the set matched or we're looking for the last chosen 4178 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4179 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4180 return ri; 4181 } 4182 } 4183 } finally { 4184 if (changed) { 4185 if (DEBUG_PREFERRED) { 4186 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4187 } 4188 scheduleWritePackageRestrictionsLocked(userId); 4189 } 4190 } 4191 } 4192 } 4193 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4194 return null; 4195 } 4196 4197 /* 4198 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4199 */ 4200 @Override 4201 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4202 int targetUserId) { 4203 mContext.enforceCallingOrSelfPermission( 4204 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4205 List<CrossProfileIntentFilter> matches = 4206 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4207 if (matches != null) { 4208 int size = matches.size(); 4209 for (int i = 0; i < size; i++) { 4210 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4211 } 4212 } 4213 if (hasWebURI(intent)) { 4214 // cross-profile app linking works only towards the parent. 4215 final UserInfo parent = getProfileParent(sourceUserId); 4216 synchronized(mPackages) { 4217 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4218 parent.id) != null; 4219 } 4220 } 4221 return false; 4222 } 4223 4224 private UserInfo getProfileParent(int userId) { 4225 final long identity = Binder.clearCallingIdentity(); 4226 try { 4227 return sUserManager.getProfileParent(userId); 4228 } finally { 4229 Binder.restoreCallingIdentity(identity); 4230 } 4231 } 4232 4233 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4234 String resolvedType, int userId) { 4235 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4236 if (resolver != null) { 4237 return resolver.queryIntent(intent, resolvedType, false, userId); 4238 } 4239 return null; 4240 } 4241 4242 @Override 4243 public List<ResolveInfo> queryIntentActivities(Intent intent, 4244 String resolvedType, int flags, int userId) { 4245 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4246 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4247 ComponentName comp = intent.getComponent(); 4248 if (comp == null) { 4249 if (intent.getSelector() != null) { 4250 intent = intent.getSelector(); 4251 comp = intent.getComponent(); 4252 } 4253 } 4254 4255 if (comp != null) { 4256 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4257 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4258 if (ai != null) { 4259 final ResolveInfo ri = new ResolveInfo(); 4260 ri.activityInfo = ai; 4261 list.add(ri); 4262 } 4263 return list; 4264 } 4265 4266 // reader 4267 synchronized (mPackages) { 4268 final String pkgName = intent.getPackage(); 4269 if (pkgName == null) { 4270 List<CrossProfileIntentFilter> matchingFilters = 4271 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4272 // Check for results that need to skip the current profile. 4273 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4274 resolvedType, flags, userId); 4275 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4276 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4277 result.add(xpResolveInfo); 4278 return filterIfNotPrimaryUser(result, userId); 4279 } 4280 4281 // Check for results in the current profile. 4282 List<ResolveInfo> result = mActivities.queryIntent( 4283 intent, resolvedType, flags, userId); 4284 4285 // Check for cross profile results. 4286 xpResolveInfo = queryCrossProfileIntents( 4287 matchingFilters, intent, resolvedType, flags, userId); 4288 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4289 result.add(xpResolveInfo); 4290 Collections.sort(result, mResolvePrioritySorter); 4291 } 4292 result = filterIfNotPrimaryUser(result, userId); 4293 if (hasWebURI(intent)) { 4294 CrossProfileDomainInfo xpDomainInfo = null; 4295 final UserInfo parent = getProfileParent(userId); 4296 if (parent != null) { 4297 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4298 flags, userId, parent.id); 4299 } 4300 if (xpDomainInfo != null) { 4301 if (xpResolveInfo != null) { 4302 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4303 // in the result. 4304 result.remove(xpResolveInfo); 4305 } 4306 if (result.size() == 0) { 4307 result.add(xpDomainInfo.resolveInfo); 4308 return result; 4309 } 4310 } else if (result.size() <= 1) { 4311 return result; 4312 } 4313 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4314 xpDomainInfo); 4315 Collections.sort(result, mResolvePrioritySorter); 4316 } 4317 return result; 4318 } 4319 final PackageParser.Package pkg = mPackages.get(pkgName); 4320 if (pkg != null) { 4321 return filterIfNotPrimaryUser( 4322 mActivities.queryIntentForPackage( 4323 intent, resolvedType, flags, pkg.activities, userId), 4324 userId); 4325 } 4326 return new ArrayList<ResolveInfo>(); 4327 } 4328 } 4329 4330 private static class CrossProfileDomainInfo { 4331 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4332 ResolveInfo resolveInfo; 4333 /* Best domain verification status of the activities found in the other profile */ 4334 int bestDomainVerificationStatus; 4335 } 4336 4337 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4338 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4339 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4340 sourceUserId)) { 4341 return null; 4342 } 4343 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4344 resolvedType, flags, parentUserId); 4345 4346 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4347 return null; 4348 } 4349 CrossProfileDomainInfo result = null; 4350 int size = resultTargetUser.size(); 4351 for (int i = 0; i < size; i++) { 4352 ResolveInfo riTargetUser = resultTargetUser.get(i); 4353 // Intent filter verification is only for filters that specify a host. So don't return 4354 // those that handle all web uris. 4355 if (riTargetUser.handleAllWebDataURI) { 4356 continue; 4357 } 4358 String packageName = riTargetUser.activityInfo.packageName; 4359 PackageSetting ps = mSettings.mPackages.get(packageName); 4360 if (ps == null) { 4361 continue; 4362 } 4363 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4364 if (result == null) { 4365 result = new CrossProfileDomainInfo(); 4366 result.resolveInfo = 4367 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4368 result.bestDomainVerificationStatus = status; 4369 } else { 4370 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4371 result.bestDomainVerificationStatus); 4372 } 4373 } 4374 return result; 4375 } 4376 4377 /** 4378 * Verification statuses are ordered from the worse to the best, except for 4379 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4380 */ 4381 private int bestDomainVerificationStatus(int status1, int status2) { 4382 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4383 return status2; 4384 } 4385 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4386 return status1; 4387 } 4388 return (int) MathUtils.max(status1, status2); 4389 } 4390 4391 private boolean isUserEnabled(int userId) { 4392 long callingId = Binder.clearCallingIdentity(); 4393 try { 4394 UserInfo userInfo = sUserManager.getUserInfo(userId); 4395 return userInfo != null && userInfo.isEnabled(); 4396 } finally { 4397 Binder.restoreCallingIdentity(callingId); 4398 } 4399 } 4400 4401 /** 4402 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4403 * 4404 * @return filtered list 4405 */ 4406 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4407 if (userId == UserHandle.USER_OWNER) { 4408 return resolveInfos; 4409 } 4410 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4411 ResolveInfo info = resolveInfos.get(i); 4412 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4413 resolveInfos.remove(i); 4414 } 4415 } 4416 return resolveInfos; 4417 } 4418 4419 private static boolean hasWebURI(Intent intent) { 4420 if (intent.getData() == null) { 4421 return false; 4422 } 4423 final String scheme = intent.getScheme(); 4424 if (TextUtils.isEmpty(scheme)) { 4425 return false; 4426 } 4427 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4428 } 4429 4430 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4431 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4432 if (DEBUG_PREFERRED) { 4433 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4434 candidates.size()); 4435 } 4436 4437 final int userId = UserHandle.getCallingUserId(); 4438 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4439 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4440 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4441 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4442 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4443 4444 synchronized (mPackages) { 4445 final int count = candidates.size(); 4446 // First, try to use the domain prefered App. Partition the candidates into four lists: 4447 // one for the final results, one for the "do not use ever", one for "undefined status" 4448 // and finally one for "Browser App type". 4449 for (int n=0; n<count; n++) { 4450 ResolveInfo info = candidates.get(n); 4451 String packageName = info.activityInfo.packageName; 4452 PackageSetting ps = mSettings.mPackages.get(packageName); 4453 if (ps != null) { 4454 // Add to the special match all list (Browser use case) 4455 if (info.handleAllWebDataURI) { 4456 matchAllList.add(info); 4457 continue; 4458 } 4459 // Try to get the status from User settings first 4460 int status = getDomainVerificationStatusLPr(ps, userId); 4461 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4462 alwaysList.add(info); 4463 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4464 neverList.add(info); 4465 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4466 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4467 undefinedList.add(info); 4468 } 4469 } 4470 } 4471 // First try to add the "always" resolution for the current user if there is any 4472 if (alwaysList.size() > 0) { 4473 result.addAll(alwaysList); 4474 // if there is an "always" for the parent user, add it. 4475 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4476 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4477 result.add(xpDomainInfo.resolveInfo); 4478 } else { 4479 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4480 result.addAll(undefinedList); 4481 if (xpDomainInfo != null && ( 4482 xpDomainInfo.bestDomainVerificationStatus 4483 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4484 || xpDomainInfo.bestDomainVerificationStatus 4485 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4486 result.add(xpDomainInfo.resolveInfo); 4487 } 4488 // Also add Browsers (all of them or only the default one) 4489 if ((flags & MATCH_ALL) != 0) { 4490 result.addAll(matchAllList); 4491 } else { 4492 // Try to add the Default Browser if we can 4493 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4494 UserHandle.myUserId()); 4495 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4496 boolean defaultBrowserFound = false; 4497 final int browserCount = matchAllList.size(); 4498 for (int n=0; n<browserCount; n++) { 4499 ResolveInfo browser = matchAllList.get(n); 4500 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4501 result.add(browser); 4502 defaultBrowserFound = true; 4503 break; 4504 } 4505 } 4506 if (!defaultBrowserFound) { 4507 result.addAll(matchAllList); 4508 } 4509 } else { 4510 result.addAll(matchAllList); 4511 } 4512 } 4513 4514 // If there is nothing selected, add all candidates and remove the ones that the User 4515 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4516 if (result.size() == 0) { 4517 result.addAll(candidates); 4518 result.removeAll(neverList); 4519 } 4520 } 4521 } 4522 if (DEBUG_PREFERRED) { 4523 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4524 result.size()); 4525 } 4526 return result; 4527 } 4528 4529 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4530 int status = ps.getDomainVerificationStatusForUser(userId); 4531 // if none available, get the master status 4532 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4533 if (ps.getIntentFilterVerificationInfo() != null) { 4534 status = ps.getIntentFilterVerificationInfo().getStatus(); 4535 } 4536 } 4537 return status; 4538 } 4539 4540 private ResolveInfo querySkipCurrentProfileIntents( 4541 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4542 int flags, int sourceUserId) { 4543 if (matchingFilters != null) { 4544 int size = matchingFilters.size(); 4545 for (int i = 0; i < size; i ++) { 4546 CrossProfileIntentFilter filter = matchingFilters.get(i); 4547 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4548 // Checking if there are activities in the target user that can handle the 4549 // intent. 4550 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4551 flags, sourceUserId); 4552 if (resolveInfo != null) { 4553 return resolveInfo; 4554 } 4555 } 4556 } 4557 } 4558 return null; 4559 } 4560 4561 // Return matching ResolveInfo if any for skip current profile intent filters. 4562 private ResolveInfo queryCrossProfileIntents( 4563 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4564 int flags, int sourceUserId) { 4565 if (matchingFilters != null) { 4566 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4567 // match the same intent. For performance reasons, it is better not to 4568 // run queryIntent twice for the same userId 4569 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4570 int size = matchingFilters.size(); 4571 for (int i = 0; i < size; i++) { 4572 CrossProfileIntentFilter filter = matchingFilters.get(i); 4573 int targetUserId = filter.getTargetUserId(); 4574 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4575 && !alreadyTriedUserIds.get(targetUserId)) { 4576 // Checking if there are activities in the target user that can handle the 4577 // intent. 4578 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4579 flags, sourceUserId); 4580 if (resolveInfo != null) return resolveInfo; 4581 alreadyTriedUserIds.put(targetUserId, true); 4582 } 4583 } 4584 } 4585 return null; 4586 } 4587 4588 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4589 String resolvedType, int flags, int sourceUserId) { 4590 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4591 resolvedType, flags, filter.getTargetUserId()); 4592 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4593 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4594 } 4595 return null; 4596 } 4597 4598 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4599 int sourceUserId, int targetUserId) { 4600 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4601 String className; 4602 if (targetUserId == UserHandle.USER_OWNER) { 4603 className = FORWARD_INTENT_TO_USER_OWNER; 4604 } else { 4605 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4606 } 4607 ComponentName forwardingActivityComponentName = new ComponentName( 4608 mAndroidApplication.packageName, className); 4609 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4610 sourceUserId); 4611 if (targetUserId == UserHandle.USER_OWNER) { 4612 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4613 forwardingResolveInfo.noResourceId = true; 4614 } 4615 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4616 forwardingResolveInfo.priority = 0; 4617 forwardingResolveInfo.preferredOrder = 0; 4618 forwardingResolveInfo.match = 0; 4619 forwardingResolveInfo.isDefault = true; 4620 forwardingResolveInfo.filter = filter; 4621 forwardingResolveInfo.targetUserId = targetUserId; 4622 return forwardingResolveInfo; 4623 } 4624 4625 @Override 4626 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4627 Intent[] specifics, String[] specificTypes, Intent intent, 4628 String resolvedType, int flags, int userId) { 4629 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4630 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4631 false, "query intent activity options"); 4632 final String resultsAction = intent.getAction(); 4633 4634 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4635 | PackageManager.GET_RESOLVED_FILTER, userId); 4636 4637 if (DEBUG_INTENT_MATCHING) { 4638 Log.v(TAG, "Query " + intent + ": " + results); 4639 } 4640 4641 int specificsPos = 0; 4642 int N; 4643 4644 // todo: note that the algorithm used here is O(N^2). This 4645 // isn't a problem in our current environment, but if we start running 4646 // into situations where we have more than 5 or 10 matches then this 4647 // should probably be changed to something smarter... 4648 4649 // First we go through and resolve each of the specific items 4650 // that were supplied, taking care of removing any corresponding 4651 // duplicate items in the generic resolve list. 4652 if (specifics != null) { 4653 for (int i=0; i<specifics.length; i++) { 4654 final Intent sintent = specifics[i]; 4655 if (sintent == null) { 4656 continue; 4657 } 4658 4659 if (DEBUG_INTENT_MATCHING) { 4660 Log.v(TAG, "Specific #" + i + ": " + sintent); 4661 } 4662 4663 String action = sintent.getAction(); 4664 if (resultsAction != null && resultsAction.equals(action)) { 4665 // If this action was explicitly requested, then don't 4666 // remove things that have it. 4667 action = null; 4668 } 4669 4670 ResolveInfo ri = null; 4671 ActivityInfo ai = null; 4672 4673 ComponentName comp = sintent.getComponent(); 4674 if (comp == null) { 4675 ri = resolveIntent( 4676 sintent, 4677 specificTypes != null ? specificTypes[i] : null, 4678 flags, userId); 4679 if (ri == null) { 4680 continue; 4681 } 4682 if (ri == mResolveInfo) { 4683 // ACK! Must do something better with this. 4684 } 4685 ai = ri.activityInfo; 4686 comp = new ComponentName(ai.applicationInfo.packageName, 4687 ai.name); 4688 } else { 4689 ai = getActivityInfo(comp, flags, userId); 4690 if (ai == null) { 4691 continue; 4692 } 4693 } 4694 4695 // Look for any generic query activities that are duplicates 4696 // of this specific one, and remove them from the results. 4697 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4698 N = results.size(); 4699 int j; 4700 for (j=specificsPos; j<N; j++) { 4701 ResolveInfo sri = results.get(j); 4702 if ((sri.activityInfo.name.equals(comp.getClassName()) 4703 && sri.activityInfo.applicationInfo.packageName.equals( 4704 comp.getPackageName())) 4705 || (action != null && sri.filter.matchAction(action))) { 4706 results.remove(j); 4707 if (DEBUG_INTENT_MATCHING) Log.v( 4708 TAG, "Removing duplicate item from " + j 4709 + " due to specific " + specificsPos); 4710 if (ri == null) { 4711 ri = sri; 4712 } 4713 j--; 4714 N--; 4715 } 4716 } 4717 4718 // Add this specific item to its proper place. 4719 if (ri == null) { 4720 ri = new ResolveInfo(); 4721 ri.activityInfo = ai; 4722 } 4723 results.add(specificsPos, ri); 4724 ri.specificIndex = i; 4725 specificsPos++; 4726 } 4727 } 4728 4729 // Now we go through the remaining generic results and remove any 4730 // duplicate actions that are found here. 4731 N = results.size(); 4732 for (int i=specificsPos; i<N-1; i++) { 4733 final ResolveInfo rii = results.get(i); 4734 if (rii.filter == null) { 4735 continue; 4736 } 4737 4738 // Iterate over all of the actions of this result's intent 4739 // filter... typically this should be just one. 4740 final Iterator<String> it = rii.filter.actionsIterator(); 4741 if (it == null) { 4742 continue; 4743 } 4744 while (it.hasNext()) { 4745 final String action = it.next(); 4746 if (resultsAction != null && resultsAction.equals(action)) { 4747 // If this action was explicitly requested, then don't 4748 // remove things that have it. 4749 continue; 4750 } 4751 for (int j=i+1; j<N; j++) { 4752 final ResolveInfo rij = results.get(j); 4753 if (rij.filter != null && rij.filter.hasAction(action)) { 4754 results.remove(j); 4755 if (DEBUG_INTENT_MATCHING) Log.v( 4756 TAG, "Removing duplicate item from " + j 4757 + " due to action " + action + " at " + i); 4758 j--; 4759 N--; 4760 } 4761 } 4762 } 4763 4764 // If the caller didn't request filter information, drop it now 4765 // so we don't have to marshall/unmarshall it. 4766 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4767 rii.filter = null; 4768 } 4769 } 4770 4771 // Filter out the caller activity if so requested. 4772 if (caller != null) { 4773 N = results.size(); 4774 for (int i=0; i<N; i++) { 4775 ActivityInfo ainfo = results.get(i).activityInfo; 4776 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4777 && caller.getClassName().equals(ainfo.name)) { 4778 results.remove(i); 4779 break; 4780 } 4781 } 4782 } 4783 4784 // If the caller didn't request filter information, 4785 // drop them now so we don't have to 4786 // marshall/unmarshall it. 4787 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4788 N = results.size(); 4789 for (int i=0; i<N; i++) { 4790 results.get(i).filter = null; 4791 } 4792 } 4793 4794 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4795 return results; 4796 } 4797 4798 @Override 4799 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4800 int userId) { 4801 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4802 ComponentName comp = intent.getComponent(); 4803 if (comp == null) { 4804 if (intent.getSelector() != null) { 4805 intent = intent.getSelector(); 4806 comp = intent.getComponent(); 4807 } 4808 } 4809 if (comp != null) { 4810 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4811 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4812 if (ai != null) { 4813 ResolveInfo ri = new ResolveInfo(); 4814 ri.activityInfo = ai; 4815 list.add(ri); 4816 } 4817 return list; 4818 } 4819 4820 // reader 4821 synchronized (mPackages) { 4822 String pkgName = intent.getPackage(); 4823 if (pkgName == null) { 4824 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4825 } 4826 final PackageParser.Package pkg = mPackages.get(pkgName); 4827 if (pkg != null) { 4828 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4829 userId); 4830 } 4831 return null; 4832 } 4833 } 4834 4835 @Override 4836 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4837 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4838 if (!sUserManager.exists(userId)) return null; 4839 if (query != null) { 4840 if (query.size() >= 1) { 4841 // If there is more than one service with the same priority, 4842 // just arbitrarily pick the first one. 4843 return query.get(0); 4844 } 4845 } 4846 return null; 4847 } 4848 4849 @Override 4850 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4851 int userId) { 4852 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4853 ComponentName comp = intent.getComponent(); 4854 if (comp == null) { 4855 if (intent.getSelector() != null) { 4856 intent = intent.getSelector(); 4857 comp = intent.getComponent(); 4858 } 4859 } 4860 if (comp != null) { 4861 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4862 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4863 if (si != null) { 4864 final ResolveInfo ri = new ResolveInfo(); 4865 ri.serviceInfo = si; 4866 list.add(ri); 4867 } 4868 return list; 4869 } 4870 4871 // reader 4872 synchronized (mPackages) { 4873 String pkgName = intent.getPackage(); 4874 if (pkgName == null) { 4875 return mServices.queryIntent(intent, resolvedType, flags, userId); 4876 } 4877 final PackageParser.Package pkg = mPackages.get(pkgName); 4878 if (pkg != null) { 4879 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4880 userId); 4881 } 4882 return null; 4883 } 4884 } 4885 4886 @Override 4887 public List<ResolveInfo> queryIntentContentProviders( 4888 Intent intent, String resolvedType, int flags, int userId) { 4889 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4890 ComponentName comp = intent.getComponent(); 4891 if (comp == null) { 4892 if (intent.getSelector() != null) { 4893 intent = intent.getSelector(); 4894 comp = intent.getComponent(); 4895 } 4896 } 4897 if (comp != null) { 4898 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4899 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4900 if (pi != null) { 4901 final ResolveInfo ri = new ResolveInfo(); 4902 ri.providerInfo = pi; 4903 list.add(ri); 4904 } 4905 return list; 4906 } 4907 4908 // reader 4909 synchronized (mPackages) { 4910 String pkgName = intent.getPackage(); 4911 if (pkgName == null) { 4912 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4913 } 4914 final PackageParser.Package pkg = mPackages.get(pkgName); 4915 if (pkg != null) { 4916 return mProviders.queryIntentForPackage( 4917 intent, resolvedType, flags, pkg.providers, userId); 4918 } 4919 return null; 4920 } 4921 } 4922 4923 @Override 4924 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4925 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4926 4927 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4928 4929 // writer 4930 synchronized (mPackages) { 4931 ArrayList<PackageInfo> list; 4932 if (listUninstalled) { 4933 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4934 for (PackageSetting ps : mSettings.mPackages.values()) { 4935 PackageInfo pi; 4936 if (ps.pkg != null) { 4937 pi = generatePackageInfo(ps.pkg, flags, userId); 4938 } else { 4939 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4940 } 4941 if (pi != null) { 4942 list.add(pi); 4943 } 4944 } 4945 } else { 4946 list = new ArrayList<PackageInfo>(mPackages.size()); 4947 for (PackageParser.Package p : mPackages.values()) { 4948 PackageInfo pi = generatePackageInfo(p, flags, userId); 4949 if (pi != null) { 4950 list.add(pi); 4951 } 4952 } 4953 } 4954 4955 return new ParceledListSlice<PackageInfo>(list); 4956 } 4957 } 4958 4959 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4960 String[] permissions, boolean[] tmp, int flags, int userId) { 4961 int numMatch = 0; 4962 final PermissionsState permissionsState = ps.getPermissionsState(); 4963 for (int i=0; i<permissions.length; i++) { 4964 final String permission = permissions[i]; 4965 if (permissionsState.hasPermission(permission, userId)) { 4966 tmp[i] = true; 4967 numMatch++; 4968 } else { 4969 tmp[i] = false; 4970 } 4971 } 4972 if (numMatch == 0) { 4973 return; 4974 } 4975 PackageInfo pi; 4976 if (ps.pkg != null) { 4977 pi = generatePackageInfo(ps.pkg, flags, userId); 4978 } else { 4979 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4980 } 4981 // The above might return null in cases of uninstalled apps or install-state 4982 // skew across users/profiles. 4983 if (pi != null) { 4984 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4985 if (numMatch == permissions.length) { 4986 pi.requestedPermissions = permissions; 4987 } else { 4988 pi.requestedPermissions = new String[numMatch]; 4989 numMatch = 0; 4990 for (int i=0; i<permissions.length; i++) { 4991 if (tmp[i]) { 4992 pi.requestedPermissions[numMatch] = permissions[i]; 4993 numMatch++; 4994 } 4995 } 4996 } 4997 } 4998 list.add(pi); 4999 } 5000 } 5001 5002 @Override 5003 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5004 String[] permissions, int flags, int userId) { 5005 if (!sUserManager.exists(userId)) return null; 5006 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5007 5008 // writer 5009 synchronized (mPackages) { 5010 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5011 boolean[] tmpBools = new boolean[permissions.length]; 5012 if (listUninstalled) { 5013 for (PackageSetting ps : mSettings.mPackages.values()) { 5014 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5015 } 5016 } else { 5017 for (PackageParser.Package pkg : mPackages.values()) { 5018 PackageSetting ps = (PackageSetting)pkg.mExtras; 5019 if (ps != null) { 5020 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5021 userId); 5022 } 5023 } 5024 } 5025 5026 return new ParceledListSlice<PackageInfo>(list); 5027 } 5028 } 5029 5030 @Override 5031 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5032 if (!sUserManager.exists(userId)) return null; 5033 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5034 5035 // writer 5036 synchronized (mPackages) { 5037 ArrayList<ApplicationInfo> list; 5038 if (listUninstalled) { 5039 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5040 for (PackageSetting ps : mSettings.mPackages.values()) { 5041 ApplicationInfo ai; 5042 if (ps.pkg != null) { 5043 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5044 ps.readUserState(userId), userId); 5045 } else { 5046 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5047 } 5048 if (ai != null) { 5049 list.add(ai); 5050 } 5051 } 5052 } else { 5053 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5054 for (PackageParser.Package p : mPackages.values()) { 5055 if (p.mExtras != null) { 5056 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5057 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5058 if (ai != null) { 5059 list.add(ai); 5060 } 5061 } 5062 } 5063 } 5064 5065 return new ParceledListSlice<ApplicationInfo>(list); 5066 } 5067 } 5068 5069 public List<ApplicationInfo> getPersistentApplications(int flags) { 5070 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5071 5072 // reader 5073 synchronized (mPackages) { 5074 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5075 final int userId = UserHandle.getCallingUserId(); 5076 while (i.hasNext()) { 5077 final PackageParser.Package p = i.next(); 5078 if (p.applicationInfo != null 5079 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5080 && (!mSafeMode || isSystemApp(p))) { 5081 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5082 if (ps != null) { 5083 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5084 ps.readUserState(userId), userId); 5085 if (ai != null) { 5086 finalList.add(ai); 5087 } 5088 } 5089 } 5090 } 5091 } 5092 5093 return finalList; 5094 } 5095 5096 @Override 5097 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5098 if (!sUserManager.exists(userId)) return null; 5099 // reader 5100 synchronized (mPackages) { 5101 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5102 PackageSetting ps = provider != null 5103 ? mSettings.mPackages.get(provider.owner.packageName) 5104 : null; 5105 return ps != null 5106 && mSettings.isEnabledLPr(provider.info, flags, userId) 5107 && (!mSafeMode || (provider.info.applicationInfo.flags 5108 &ApplicationInfo.FLAG_SYSTEM) != 0) 5109 ? PackageParser.generateProviderInfo(provider, flags, 5110 ps.readUserState(userId), userId) 5111 : null; 5112 } 5113 } 5114 5115 /** 5116 * @deprecated 5117 */ 5118 @Deprecated 5119 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5120 // reader 5121 synchronized (mPackages) { 5122 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5123 .entrySet().iterator(); 5124 final int userId = UserHandle.getCallingUserId(); 5125 while (i.hasNext()) { 5126 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5127 PackageParser.Provider p = entry.getValue(); 5128 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5129 5130 if (ps != null && p.syncable 5131 && (!mSafeMode || (p.info.applicationInfo.flags 5132 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5133 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5134 ps.readUserState(userId), userId); 5135 if (info != null) { 5136 outNames.add(entry.getKey()); 5137 outInfo.add(info); 5138 } 5139 } 5140 } 5141 } 5142 } 5143 5144 @Override 5145 public List<ProviderInfo> queryContentProviders(String processName, 5146 int uid, int flags) { 5147 ArrayList<ProviderInfo> finalList = null; 5148 // reader 5149 synchronized (mPackages) { 5150 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5151 final int userId = processName != null ? 5152 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5153 while (i.hasNext()) { 5154 final PackageParser.Provider p = i.next(); 5155 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5156 if (ps != null && p.info.authority != null 5157 && (processName == null 5158 || (p.info.processName.equals(processName) 5159 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5160 && mSettings.isEnabledLPr(p.info, flags, userId) 5161 && (!mSafeMode 5162 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5163 if (finalList == null) { 5164 finalList = new ArrayList<ProviderInfo>(3); 5165 } 5166 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5167 ps.readUserState(userId), userId); 5168 if (info != null) { 5169 finalList.add(info); 5170 } 5171 } 5172 } 5173 } 5174 5175 if (finalList != null) { 5176 Collections.sort(finalList, mProviderInitOrderSorter); 5177 } 5178 5179 return finalList; 5180 } 5181 5182 @Override 5183 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5184 int flags) { 5185 // reader 5186 synchronized (mPackages) { 5187 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5188 return PackageParser.generateInstrumentationInfo(i, flags); 5189 } 5190 } 5191 5192 @Override 5193 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5194 int flags) { 5195 ArrayList<InstrumentationInfo> finalList = 5196 new ArrayList<InstrumentationInfo>(); 5197 5198 // reader 5199 synchronized (mPackages) { 5200 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5201 while (i.hasNext()) { 5202 final PackageParser.Instrumentation p = i.next(); 5203 if (targetPackage == null 5204 || targetPackage.equals(p.info.targetPackage)) { 5205 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5206 flags); 5207 if (ii != null) { 5208 finalList.add(ii); 5209 } 5210 } 5211 } 5212 } 5213 5214 return finalList; 5215 } 5216 5217 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5218 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5219 if (overlays == null) { 5220 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5221 return; 5222 } 5223 for (PackageParser.Package opkg : overlays.values()) { 5224 // Not much to do if idmap fails: we already logged the error 5225 // and we certainly don't want to abort installation of pkg simply 5226 // because an overlay didn't fit properly. For these reasons, 5227 // ignore the return value of createIdmapForPackagePairLI. 5228 createIdmapForPackagePairLI(pkg, opkg); 5229 } 5230 } 5231 5232 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5233 PackageParser.Package opkg) { 5234 if (!opkg.mTrustedOverlay) { 5235 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5236 opkg.baseCodePath + ": overlay not trusted"); 5237 return false; 5238 } 5239 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5240 if (overlaySet == null) { 5241 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5242 opkg.baseCodePath + " but target package has no known overlays"); 5243 return false; 5244 } 5245 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5246 // TODO: generate idmap for split APKs 5247 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5248 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5249 + opkg.baseCodePath); 5250 return false; 5251 } 5252 PackageParser.Package[] overlayArray = 5253 overlaySet.values().toArray(new PackageParser.Package[0]); 5254 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5255 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5256 return p1.mOverlayPriority - p2.mOverlayPriority; 5257 } 5258 }; 5259 Arrays.sort(overlayArray, cmp); 5260 5261 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5262 int i = 0; 5263 for (PackageParser.Package p : overlayArray) { 5264 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5265 } 5266 return true; 5267 } 5268 5269 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5270 final File[] files = dir.listFiles(); 5271 if (ArrayUtils.isEmpty(files)) { 5272 Log.d(TAG, "No files in app dir " + dir); 5273 return; 5274 } 5275 5276 if (DEBUG_PACKAGE_SCANNING) { 5277 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5278 + " flags=0x" + Integer.toHexString(parseFlags)); 5279 } 5280 5281 for (File file : files) { 5282 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5283 && !PackageInstallerService.isStageName(file.getName()); 5284 if (!isPackage) { 5285 // Ignore entries which are not packages 5286 continue; 5287 } 5288 try { 5289 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5290 scanFlags, currentTime, null); 5291 } catch (PackageManagerException e) { 5292 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5293 5294 // Delete invalid userdata apps 5295 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5296 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5297 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5298 if (file.isDirectory()) { 5299 mInstaller.rmPackageDir(file.getAbsolutePath()); 5300 } else { 5301 file.delete(); 5302 } 5303 } 5304 } 5305 } 5306 } 5307 5308 private static File getSettingsProblemFile() { 5309 File dataDir = Environment.getDataDirectory(); 5310 File systemDir = new File(dataDir, "system"); 5311 File fname = new File(systemDir, "uiderrors.txt"); 5312 return fname; 5313 } 5314 5315 static void reportSettingsProblem(int priority, String msg) { 5316 logCriticalInfo(priority, msg); 5317 } 5318 5319 static void logCriticalInfo(int priority, String msg) { 5320 Slog.println(priority, TAG, msg); 5321 EventLogTags.writePmCriticalInfo(msg); 5322 try { 5323 File fname = getSettingsProblemFile(); 5324 FileOutputStream out = new FileOutputStream(fname, true); 5325 PrintWriter pw = new FastPrintWriter(out); 5326 SimpleDateFormat formatter = new SimpleDateFormat(); 5327 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5328 pw.println(dateString + ": " + msg); 5329 pw.close(); 5330 FileUtils.setPermissions( 5331 fname.toString(), 5332 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5333 -1, -1); 5334 } catch (java.io.IOException e) { 5335 } 5336 } 5337 5338 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5339 PackageParser.Package pkg, File srcFile, int parseFlags) 5340 throws PackageManagerException { 5341 if (ps != null 5342 && ps.codePath.equals(srcFile) 5343 && ps.timeStamp == srcFile.lastModified() 5344 && !isCompatSignatureUpdateNeeded(pkg) 5345 && !isRecoverSignatureUpdateNeeded(pkg)) { 5346 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5347 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5348 ArraySet<PublicKey> signingKs; 5349 synchronized (mPackages) { 5350 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5351 } 5352 if (ps.signatures.mSignatures != null 5353 && ps.signatures.mSignatures.length != 0 5354 && signingKs != null) { 5355 // Optimization: reuse the existing cached certificates 5356 // if the package appears to be unchanged. 5357 pkg.mSignatures = ps.signatures.mSignatures; 5358 pkg.mSigningKeys = signingKs; 5359 return; 5360 } 5361 5362 Slog.w(TAG, "PackageSetting for " + ps.name 5363 + " is missing signatures. Collecting certs again to recover them."); 5364 } else { 5365 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5366 } 5367 5368 try { 5369 pp.collectCertificates(pkg, parseFlags); 5370 pp.collectManifestDigest(pkg); 5371 } catch (PackageParserException e) { 5372 throw PackageManagerException.from(e); 5373 } 5374 } 5375 5376 /* 5377 * Scan a package and return the newly parsed package. 5378 * Returns null in case of errors and the error code is stored in mLastScanError 5379 */ 5380 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5381 long currentTime, UserHandle user) throws PackageManagerException { 5382 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5383 parseFlags |= mDefParseFlags; 5384 PackageParser pp = new PackageParser(); 5385 pp.setSeparateProcesses(mSeparateProcesses); 5386 pp.setOnlyCoreApps(mOnlyCore); 5387 pp.setDisplayMetrics(mMetrics); 5388 5389 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5390 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5391 } 5392 5393 final PackageParser.Package pkg; 5394 try { 5395 pkg = pp.parsePackage(scanFile, parseFlags); 5396 } catch (PackageParserException e) { 5397 throw PackageManagerException.from(e); 5398 } 5399 5400 PackageSetting ps = null; 5401 PackageSetting updatedPkg; 5402 // reader 5403 synchronized (mPackages) { 5404 // Look to see if we already know about this package. 5405 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5406 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5407 // This package has been renamed to its original name. Let's 5408 // use that. 5409 ps = mSettings.peekPackageLPr(oldName); 5410 } 5411 // If there was no original package, see one for the real package name. 5412 if (ps == null) { 5413 ps = mSettings.peekPackageLPr(pkg.packageName); 5414 } 5415 // Check to see if this package could be hiding/updating a system 5416 // package. Must look for it either under the original or real 5417 // package name depending on our state. 5418 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5419 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5420 } 5421 boolean updatedPkgBetter = false; 5422 // First check if this is a system package that may involve an update 5423 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5424 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5425 // it needs to drop FLAG_PRIVILEGED. 5426 if (locationIsPrivileged(scanFile)) { 5427 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5428 } else { 5429 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5430 } 5431 5432 if (ps != null && !ps.codePath.equals(scanFile)) { 5433 // The path has changed from what was last scanned... check the 5434 // version of the new path against what we have stored to determine 5435 // what to do. 5436 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5437 if (pkg.mVersionCode <= ps.versionCode) { 5438 // The system package has been updated and the code path does not match 5439 // Ignore entry. Skip it. 5440 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5441 + " ignored: updated version " + ps.versionCode 5442 + " better than this " + pkg.mVersionCode); 5443 if (!updatedPkg.codePath.equals(scanFile)) { 5444 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5445 + ps.name + " changing from " + updatedPkg.codePathString 5446 + " to " + scanFile); 5447 updatedPkg.codePath = scanFile; 5448 updatedPkg.codePathString = scanFile.toString(); 5449 updatedPkg.resourcePath = scanFile; 5450 updatedPkg.resourcePathString = scanFile.toString(); 5451 } 5452 updatedPkg.pkg = pkg; 5453 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5454 } else { 5455 // The current app on the system partition is better than 5456 // what we have updated to on the data partition; switch 5457 // back to the system partition version. 5458 // At this point, its safely assumed that package installation for 5459 // apps in system partition will go through. If not there won't be a working 5460 // version of the app 5461 // writer 5462 synchronized (mPackages) { 5463 // Just remove the loaded entries from package lists. 5464 mPackages.remove(ps.name); 5465 } 5466 5467 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5468 + " reverting from " + ps.codePathString 5469 + ": new version " + pkg.mVersionCode 5470 + " better than installed " + ps.versionCode); 5471 5472 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5473 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5474 synchronized (mInstallLock) { 5475 args.cleanUpResourcesLI(); 5476 } 5477 synchronized (mPackages) { 5478 mSettings.enableSystemPackageLPw(ps.name); 5479 } 5480 updatedPkgBetter = true; 5481 } 5482 } 5483 } 5484 5485 if (updatedPkg != null) { 5486 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5487 // initially 5488 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5489 5490 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5491 // flag set initially 5492 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5493 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5494 } 5495 } 5496 5497 // Verify certificates against what was last scanned 5498 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5499 5500 /* 5501 * A new system app appeared, but we already had a non-system one of the 5502 * same name installed earlier. 5503 */ 5504 boolean shouldHideSystemApp = false; 5505 if (updatedPkg == null && ps != null 5506 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5507 /* 5508 * Check to make sure the signatures match first. If they don't, 5509 * wipe the installed application and its data. 5510 */ 5511 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5512 != PackageManager.SIGNATURE_MATCH) { 5513 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5514 + " signatures don't match existing userdata copy; removing"); 5515 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5516 ps = null; 5517 } else { 5518 /* 5519 * If the newly-added system app is an older version than the 5520 * already installed version, hide it. It will be scanned later 5521 * and re-added like an update. 5522 */ 5523 if (pkg.mVersionCode <= ps.versionCode) { 5524 shouldHideSystemApp = true; 5525 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5526 + " but new version " + pkg.mVersionCode + " better than installed " 5527 + ps.versionCode + "; hiding system"); 5528 } else { 5529 /* 5530 * The newly found system app is a newer version that the 5531 * one previously installed. Simply remove the 5532 * already-installed application and replace it with our own 5533 * while keeping the application data. 5534 */ 5535 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5536 + " reverting from " + ps.codePathString + ": new version " 5537 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5538 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5539 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5540 synchronized (mInstallLock) { 5541 args.cleanUpResourcesLI(); 5542 } 5543 } 5544 } 5545 } 5546 5547 // The apk is forward locked (not public) if its code and resources 5548 // are kept in different files. (except for app in either system or 5549 // vendor path). 5550 // TODO grab this value from PackageSettings 5551 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5552 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5553 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5554 } 5555 } 5556 5557 // TODO: extend to support forward-locked splits 5558 String resourcePath = null; 5559 String baseResourcePath = null; 5560 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5561 if (ps != null && ps.resourcePathString != null) { 5562 resourcePath = ps.resourcePathString; 5563 baseResourcePath = ps.resourcePathString; 5564 } else { 5565 // Should not happen at all. Just log an error. 5566 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5567 } 5568 } else { 5569 resourcePath = pkg.codePath; 5570 baseResourcePath = pkg.baseCodePath; 5571 } 5572 5573 // Set application objects path explicitly. 5574 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5575 pkg.applicationInfo.setCodePath(pkg.codePath); 5576 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5577 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5578 pkg.applicationInfo.setResourcePath(resourcePath); 5579 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5580 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5581 5582 // Note that we invoke the following method only if we are about to unpack an application 5583 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5584 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5585 5586 /* 5587 * If the system app should be overridden by a previously installed 5588 * data, hide the system app now and let the /data/app scan pick it up 5589 * again. 5590 */ 5591 if (shouldHideSystemApp) { 5592 synchronized (mPackages) { 5593 /* 5594 * We have to grant systems permissions before we hide, because 5595 * grantPermissions will assume the package update is trying to 5596 * expand its permissions. 5597 */ 5598 grantPermissionsLPw(pkg, true, pkg.packageName); 5599 mSettings.disableSystemPackageLPw(pkg.packageName); 5600 } 5601 } 5602 5603 return scannedPkg; 5604 } 5605 5606 private static String fixProcessName(String defProcessName, 5607 String processName, int uid) { 5608 if (processName == null) { 5609 return defProcessName; 5610 } 5611 return processName; 5612 } 5613 5614 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5615 throws PackageManagerException { 5616 if (pkgSetting.signatures.mSignatures != null) { 5617 // Already existing package. Make sure signatures match 5618 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5619 == PackageManager.SIGNATURE_MATCH; 5620 if (!match) { 5621 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5622 == PackageManager.SIGNATURE_MATCH; 5623 } 5624 if (!match) { 5625 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5626 == PackageManager.SIGNATURE_MATCH; 5627 } 5628 if (!match) { 5629 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5630 + pkg.packageName + " signatures do not match the " 5631 + "previously installed version; ignoring!"); 5632 } 5633 } 5634 5635 // Check for shared user signatures 5636 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5637 // Already existing package. Make sure signatures match 5638 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5639 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5640 if (!match) { 5641 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5642 == PackageManager.SIGNATURE_MATCH; 5643 } 5644 if (!match) { 5645 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5646 == PackageManager.SIGNATURE_MATCH; 5647 } 5648 if (!match) { 5649 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5650 "Package " + pkg.packageName 5651 + " has no signatures that match those in shared user " 5652 + pkgSetting.sharedUser.name + "; ignoring!"); 5653 } 5654 } 5655 } 5656 5657 /** 5658 * Enforces that only the system UID or root's UID can call a method exposed 5659 * via Binder. 5660 * 5661 * @param message used as message if SecurityException is thrown 5662 * @throws SecurityException if the caller is not system or root 5663 */ 5664 private static final void enforceSystemOrRoot(String message) { 5665 final int uid = Binder.getCallingUid(); 5666 if (uid != Process.SYSTEM_UID && uid != 0) { 5667 throw new SecurityException(message); 5668 } 5669 } 5670 5671 @Override 5672 public void performBootDexOpt() { 5673 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5674 5675 // Before everything else, see whether we need to fstrim. 5676 try { 5677 IMountService ms = PackageHelper.getMountService(); 5678 if (ms != null) { 5679 final boolean isUpgrade = isUpgrade(); 5680 boolean doTrim = isUpgrade; 5681 if (doTrim) { 5682 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5683 } else { 5684 final long interval = android.provider.Settings.Global.getLong( 5685 mContext.getContentResolver(), 5686 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5687 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5688 if (interval > 0) { 5689 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5690 if (timeSinceLast > interval) { 5691 doTrim = true; 5692 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5693 + "; running immediately"); 5694 } 5695 } 5696 } 5697 if (doTrim) { 5698 if (!isFirstBoot()) { 5699 try { 5700 ActivityManagerNative.getDefault().showBootMessage( 5701 mContext.getResources().getString( 5702 R.string.android_upgrading_fstrim), true); 5703 } catch (RemoteException e) { 5704 } 5705 } 5706 ms.runMaintenance(); 5707 } 5708 } else { 5709 Slog.e(TAG, "Mount service unavailable!"); 5710 } 5711 } catch (RemoteException e) { 5712 // Can't happen; MountService is local 5713 } 5714 5715 final ArraySet<PackageParser.Package> pkgs; 5716 synchronized (mPackages) { 5717 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5718 } 5719 5720 if (pkgs != null) { 5721 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5722 // in case the device runs out of space. 5723 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5724 // Give priority to core apps. 5725 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5726 PackageParser.Package pkg = it.next(); 5727 if (pkg.coreApp) { 5728 if (DEBUG_DEXOPT) { 5729 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5730 } 5731 sortedPkgs.add(pkg); 5732 it.remove(); 5733 } 5734 } 5735 // Give priority to system apps that listen for pre boot complete. 5736 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5737 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5738 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5739 PackageParser.Package pkg = it.next(); 5740 if (pkgNames.contains(pkg.packageName)) { 5741 if (DEBUG_DEXOPT) { 5742 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5743 } 5744 sortedPkgs.add(pkg); 5745 it.remove(); 5746 } 5747 } 5748 // Give priority to system apps. 5749 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5750 PackageParser.Package pkg = it.next(); 5751 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5752 if (DEBUG_DEXOPT) { 5753 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5754 } 5755 sortedPkgs.add(pkg); 5756 it.remove(); 5757 } 5758 } 5759 // Give priority to updated system apps. 5760 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5761 PackageParser.Package pkg = it.next(); 5762 if (pkg.isUpdatedSystemApp()) { 5763 if (DEBUG_DEXOPT) { 5764 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5765 } 5766 sortedPkgs.add(pkg); 5767 it.remove(); 5768 } 5769 } 5770 // Give priority to apps that listen for boot complete. 5771 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5772 pkgNames = getPackageNamesForIntent(intent); 5773 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5774 PackageParser.Package pkg = it.next(); 5775 if (pkgNames.contains(pkg.packageName)) { 5776 if (DEBUG_DEXOPT) { 5777 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5778 } 5779 sortedPkgs.add(pkg); 5780 it.remove(); 5781 } 5782 } 5783 // Filter out packages that aren't recently used. 5784 filterRecentlyUsedApps(pkgs); 5785 // Add all remaining apps. 5786 for (PackageParser.Package pkg : pkgs) { 5787 if (DEBUG_DEXOPT) { 5788 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5789 } 5790 sortedPkgs.add(pkg); 5791 } 5792 5793 // If we want to be lazy, filter everything that wasn't recently used. 5794 if (mLazyDexOpt) { 5795 filterRecentlyUsedApps(sortedPkgs); 5796 } 5797 5798 int i = 0; 5799 int total = sortedPkgs.size(); 5800 File dataDir = Environment.getDataDirectory(); 5801 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5802 if (lowThreshold == 0) { 5803 throw new IllegalStateException("Invalid low memory threshold"); 5804 } 5805 for (PackageParser.Package pkg : sortedPkgs) { 5806 long usableSpace = dataDir.getUsableSpace(); 5807 if (usableSpace < lowThreshold) { 5808 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5809 break; 5810 } 5811 performBootDexOpt(pkg, ++i, total); 5812 } 5813 } 5814 } 5815 5816 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5817 // Filter out packages that aren't recently used. 5818 // 5819 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5820 // should do a full dexopt. 5821 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5822 int total = pkgs.size(); 5823 int skipped = 0; 5824 long now = System.currentTimeMillis(); 5825 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5826 PackageParser.Package pkg = i.next(); 5827 long then = pkg.mLastPackageUsageTimeInMills; 5828 if (then + mDexOptLRUThresholdInMills < now) { 5829 if (DEBUG_DEXOPT) { 5830 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5831 ((then == 0) ? "never" : new Date(then))); 5832 } 5833 i.remove(); 5834 skipped++; 5835 } 5836 } 5837 if (DEBUG_DEXOPT) { 5838 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5839 } 5840 } 5841 } 5842 5843 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5844 List<ResolveInfo> ris = null; 5845 try { 5846 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5847 intent, null, 0, UserHandle.USER_OWNER); 5848 } catch (RemoteException e) { 5849 } 5850 ArraySet<String> pkgNames = new ArraySet<String>(); 5851 if (ris != null) { 5852 for (ResolveInfo ri : ris) { 5853 pkgNames.add(ri.activityInfo.packageName); 5854 } 5855 } 5856 return pkgNames; 5857 } 5858 5859 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5860 if (DEBUG_DEXOPT) { 5861 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5862 } 5863 if (!isFirstBoot()) { 5864 try { 5865 ActivityManagerNative.getDefault().showBootMessage( 5866 mContext.getResources().getString(R.string.android_upgrading_apk, 5867 curr, total), true); 5868 } catch (RemoteException e) { 5869 } 5870 } 5871 PackageParser.Package p = pkg; 5872 synchronized (mInstallLock) { 5873 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5874 false /* force dex */, false /* defer */, true /* include dependencies */); 5875 } 5876 } 5877 5878 @Override 5879 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5880 return performDexOpt(packageName, instructionSet, false); 5881 } 5882 5883 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5884 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5885 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5886 if (!dexopt && !updateUsage) { 5887 // We aren't going to dexopt or update usage, so bail early. 5888 return false; 5889 } 5890 PackageParser.Package p; 5891 final String targetInstructionSet; 5892 synchronized (mPackages) { 5893 p = mPackages.get(packageName); 5894 if (p == null) { 5895 return false; 5896 } 5897 if (updateUsage) { 5898 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5899 } 5900 mPackageUsage.write(false); 5901 if (!dexopt) { 5902 // We aren't going to dexopt, so bail early. 5903 return false; 5904 } 5905 5906 targetInstructionSet = instructionSet != null ? instructionSet : 5907 getPrimaryInstructionSet(p.applicationInfo); 5908 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5909 return false; 5910 } 5911 } 5912 5913 synchronized (mInstallLock) { 5914 final String[] instructionSets = new String[] { targetInstructionSet }; 5915 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5916 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5917 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5918 } 5919 } 5920 5921 public ArraySet<String> getPackagesThatNeedDexOpt() { 5922 ArraySet<String> pkgs = null; 5923 synchronized (mPackages) { 5924 for (PackageParser.Package p : mPackages.values()) { 5925 if (DEBUG_DEXOPT) { 5926 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5927 } 5928 if (!p.mDexOptPerformed.isEmpty()) { 5929 continue; 5930 } 5931 if (pkgs == null) { 5932 pkgs = new ArraySet<String>(); 5933 } 5934 pkgs.add(p.packageName); 5935 } 5936 } 5937 return pkgs; 5938 } 5939 5940 public void shutdown() { 5941 mPackageUsage.write(true); 5942 } 5943 5944 @Override 5945 public void forceDexOpt(String packageName) { 5946 enforceSystemOrRoot("forceDexOpt"); 5947 5948 PackageParser.Package pkg; 5949 synchronized (mPackages) { 5950 pkg = mPackages.get(packageName); 5951 if (pkg == null) { 5952 throw new IllegalArgumentException("Missing package: " + packageName); 5953 } 5954 } 5955 5956 synchronized (mInstallLock) { 5957 final String[] instructionSets = new String[] { 5958 getPrimaryInstructionSet(pkg.applicationInfo) }; 5959 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5960 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5961 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5962 throw new IllegalStateException("Failed to dexopt: " + res); 5963 } 5964 } 5965 } 5966 5967 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5968 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5969 Slog.w(TAG, "Unable to update from " + oldPkg.name 5970 + " to " + newPkg.packageName 5971 + ": old package not in system partition"); 5972 return false; 5973 } else if (mPackages.get(oldPkg.name) != null) { 5974 Slog.w(TAG, "Unable to update from " + oldPkg.name 5975 + " to " + newPkg.packageName 5976 + ": old package still exists"); 5977 return false; 5978 } 5979 return true; 5980 } 5981 5982 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5983 int[] users = sUserManager.getUserIds(); 5984 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5985 if (res < 0) { 5986 return res; 5987 } 5988 for (int user : users) { 5989 if (user != 0) { 5990 res = mInstaller.createUserData(volumeUuid, packageName, 5991 UserHandle.getUid(user, uid), user, seinfo); 5992 if (res < 0) { 5993 return res; 5994 } 5995 } 5996 } 5997 return res; 5998 } 5999 6000 private int removeDataDirsLI(String volumeUuid, String packageName) { 6001 int[] users = sUserManager.getUserIds(); 6002 int res = 0; 6003 for (int user : users) { 6004 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6005 if (resInner < 0) { 6006 res = resInner; 6007 } 6008 } 6009 6010 return res; 6011 } 6012 6013 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6014 int[] users = sUserManager.getUserIds(); 6015 int res = 0; 6016 for (int user : users) { 6017 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6018 if (resInner < 0) { 6019 res = resInner; 6020 } 6021 } 6022 return res; 6023 } 6024 6025 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6026 PackageParser.Package changingLib) { 6027 if (file.path != null) { 6028 usesLibraryFiles.add(file.path); 6029 return; 6030 } 6031 PackageParser.Package p = mPackages.get(file.apk); 6032 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6033 // If we are doing this while in the middle of updating a library apk, 6034 // then we need to make sure to use that new apk for determining the 6035 // dependencies here. (We haven't yet finished committing the new apk 6036 // to the package manager state.) 6037 if (p == null || p.packageName.equals(changingLib.packageName)) { 6038 p = changingLib; 6039 } 6040 } 6041 if (p != null) { 6042 usesLibraryFiles.addAll(p.getAllCodePaths()); 6043 } 6044 } 6045 6046 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6047 PackageParser.Package changingLib) throws PackageManagerException { 6048 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6049 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6050 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6051 for (int i=0; i<N; i++) { 6052 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6053 if (file == null) { 6054 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6055 "Package " + pkg.packageName + " requires unavailable shared library " 6056 + pkg.usesLibraries.get(i) + "; failing!"); 6057 } 6058 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6059 } 6060 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6061 for (int i=0; i<N; i++) { 6062 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6063 if (file == null) { 6064 Slog.w(TAG, "Package " + pkg.packageName 6065 + " desires unavailable shared library " 6066 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6067 } else { 6068 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6069 } 6070 } 6071 N = usesLibraryFiles.size(); 6072 if (N > 0) { 6073 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6074 } else { 6075 pkg.usesLibraryFiles = null; 6076 } 6077 } 6078 } 6079 6080 private static boolean hasString(List<String> list, List<String> which) { 6081 if (list == null) { 6082 return false; 6083 } 6084 for (int i=list.size()-1; i>=0; i--) { 6085 for (int j=which.size()-1; j>=0; j--) { 6086 if (which.get(j).equals(list.get(i))) { 6087 return true; 6088 } 6089 } 6090 } 6091 return false; 6092 } 6093 6094 private void updateAllSharedLibrariesLPw() { 6095 for (PackageParser.Package pkg : mPackages.values()) { 6096 try { 6097 updateSharedLibrariesLPw(pkg, null); 6098 } catch (PackageManagerException e) { 6099 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6100 } 6101 } 6102 } 6103 6104 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6105 PackageParser.Package changingPkg) { 6106 ArrayList<PackageParser.Package> res = null; 6107 for (PackageParser.Package pkg : mPackages.values()) { 6108 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6109 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6110 if (res == null) { 6111 res = new ArrayList<PackageParser.Package>(); 6112 } 6113 res.add(pkg); 6114 try { 6115 updateSharedLibrariesLPw(pkg, changingPkg); 6116 } catch (PackageManagerException e) { 6117 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6118 } 6119 } 6120 } 6121 return res; 6122 } 6123 6124 /** 6125 * Derive the value of the {@code cpuAbiOverride} based on the provided 6126 * value and an optional stored value from the package settings. 6127 */ 6128 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6129 String cpuAbiOverride = null; 6130 6131 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6132 cpuAbiOverride = null; 6133 } else if (abiOverride != null) { 6134 cpuAbiOverride = abiOverride; 6135 } else if (settings != null) { 6136 cpuAbiOverride = settings.cpuAbiOverrideString; 6137 } 6138 6139 return cpuAbiOverride; 6140 } 6141 6142 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6143 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6144 boolean success = false; 6145 try { 6146 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6147 currentTime, user); 6148 success = true; 6149 return res; 6150 } finally { 6151 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6152 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6153 } 6154 } 6155 } 6156 6157 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6158 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6159 final File scanFile = new File(pkg.codePath); 6160 if (pkg.applicationInfo.getCodePath() == null || 6161 pkg.applicationInfo.getResourcePath() == null) { 6162 // Bail out. The resource and code paths haven't been set. 6163 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6164 "Code and resource paths haven't been set correctly"); 6165 } 6166 6167 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6168 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6169 } else { 6170 // Only allow system apps to be flagged as core apps. 6171 pkg.coreApp = false; 6172 } 6173 6174 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6175 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6176 } 6177 6178 if (mCustomResolverComponentName != null && 6179 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6180 setUpCustomResolverActivity(pkg); 6181 } 6182 6183 if (pkg.packageName.equals("android")) { 6184 synchronized (mPackages) { 6185 if (mAndroidApplication != null) { 6186 Slog.w(TAG, "*************************************************"); 6187 Slog.w(TAG, "Core android package being redefined. Skipping."); 6188 Slog.w(TAG, " file=" + scanFile); 6189 Slog.w(TAG, "*************************************************"); 6190 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6191 "Core android package being redefined. Skipping."); 6192 } 6193 6194 // Set up information for our fall-back user intent resolution activity. 6195 mPlatformPackage = pkg; 6196 pkg.mVersionCode = mSdkVersion; 6197 mAndroidApplication = pkg.applicationInfo; 6198 6199 if (!mResolverReplaced) { 6200 mResolveActivity.applicationInfo = mAndroidApplication; 6201 mResolveActivity.name = ResolverActivity.class.getName(); 6202 mResolveActivity.packageName = mAndroidApplication.packageName; 6203 mResolveActivity.processName = "system:ui"; 6204 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6205 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6206 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6207 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6208 mResolveActivity.exported = true; 6209 mResolveActivity.enabled = true; 6210 mResolveInfo.activityInfo = mResolveActivity; 6211 mResolveInfo.priority = 0; 6212 mResolveInfo.preferredOrder = 0; 6213 mResolveInfo.match = 0; 6214 mResolveComponentName = new ComponentName( 6215 mAndroidApplication.packageName, mResolveActivity.name); 6216 } 6217 } 6218 } 6219 6220 if (DEBUG_PACKAGE_SCANNING) { 6221 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6222 Log.d(TAG, "Scanning package " + pkg.packageName); 6223 } 6224 6225 if (mPackages.containsKey(pkg.packageName) 6226 || mSharedLibraries.containsKey(pkg.packageName)) { 6227 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6228 "Application package " + pkg.packageName 6229 + " already installed. Skipping duplicate."); 6230 } 6231 6232 // If we're only installing presumed-existing packages, require that the 6233 // scanned APK is both already known and at the path previously established 6234 // for it. Previously unknown packages we pick up normally, but if we have an 6235 // a priori expectation about this package's install presence, enforce it. 6236 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6237 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6238 if (known != null) { 6239 if (DEBUG_PACKAGE_SCANNING) { 6240 Log.d(TAG, "Examining " + pkg.codePath 6241 + " and requiring known paths " + known.codePathString 6242 + " & " + known.resourcePathString); 6243 } 6244 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6245 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6246 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6247 "Application package " + pkg.packageName 6248 + " found at " + pkg.applicationInfo.getCodePath() 6249 + " but expected at " + known.codePathString + "; ignoring."); 6250 } 6251 } 6252 } 6253 6254 // Initialize package source and resource directories 6255 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6256 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6257 6258 SharedUserSetting suid = null; 6259 PackageSetting pkgSetting = null; 6260 6261 if (!isSystemApp(pkg)) { 6262 // Only system apps can use these features. 6263 pkg.mOriginalPackages = null; 6264 pkg.mRealPackage = null; 6265 pkg.mAdoptPermissions = null; 6266 } 6267 6268 // writer 6269 synchronized (mPackages) { 6270 if (pkg.mSharedUserId != null) { 6271 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6272 if (suid == null) { 6273 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6274 "Creating application package " + pkg.packageName 6275 + " for shared user failed"); 6276 } 6277 if (DEBUG_PACKAGE_SCANNING) { 6278 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6279 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6280 + "): packages=" + suid.packages); 6281 } 6282 } 6283 6284 // Check if we are renaming from an original package name. 6285 PackageSetting origPackage = null; 6286 String realName = null; 6287 if (pkg.mOriginalPackages != null) { 6288 // This package may need to be renamed to a previously 6289 // installed name. Let's check on that... 6290 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6291 if (pkg.mOriginalPackages.contains(renamed)) { 6292 // This package had originally been installed as the 6293 // original name, and we have already taken care of 6294 // transitioning to the new one. Just update the new 6295 // one to continue using the old name. 6296 realName = pkg.mRealPackage; 6297 if (!pkg.packageName.equals(renamed)) { 6298 // Callers into this function may have already taken 6299 // care of renaming the package; only do it here if 6300 // it is not already done. 6301 pkg.setPackageName(renamed); 6302 } 6303 6304 } else { 6305 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6306 if ((origPackage = mSettings.peekPackageLPr( 6307 pkg.mOriginalPackages.get(i))) != null) { 6308 // We do have the package already installed under its 6309 // original name... should we use it? 6310 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6311 // New package is not compatible with original. 6312 origPackage = null; 6313 continue; 6314 } else if (origPackage.sharedUser != null) { 6315 // Make sure uid is compatible between packages. 6316 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6317 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6318 + " to " + pkg.packageName + ": old uid " 6319 + origPackage.sharedUser.name 6320 + " differs from " + pkg.mSharedUserId); 6321 origPackage = null; 6322 continue; 6323 } 6324 } else { 6325 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6326 + pkg.packageName + " to old name " + origPackage.name); 6327 } 6328 break; 6329 } 6330 } 6331 } 6332 } 6333 6334 if (mTransferedPackages.contains(pkg.packageName)) { 6335 Slog.w(TAG, "Package " + pkg.packageName 6336 + " was transferred to another, but its .apk remains"); 6337 } 6338 6339 // Just create the setting, don't add it yet. For already existing packages 6340 // the PkgSetting exists already and doesn't have to be created. 6341 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6342 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6343 pkg.applicationInfo.primaryCpuAbi, 6344 pkg.applicationInfo.secondaryCpuAbi, 6345 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6346 user, false); 6347 if (pkgSetting == null) { 6348 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6349 "Creating application package " + pkg.packageName + " failed"); 6350 } 6351 6352 if (pkgSetting.origPackage != null) { 6353 // If we are first transitioning from an original package, 6354 // fix up the new package's name now. We need to do this after 6355 // looking up the package under its new name, so getPackageLP 6356 // can take care of fiddling things correctly. 6357 pkg.setPackageName(origPackage.name); 6358 6359 // File a report about this. 6360 String msg = "New package " + pkgSetting.realName 6361 + " renamed to replace old package " + pkgSetting.name; 6362 reportSettingsProblem(Log.WARN, msg); 6363 6364 // Make a note of it. 6365 mTransferedPackages.add(origPackage.name); 6366 6367 // No longer need to retain this. 6368 pkgSetting.origPackage = null; 6369 } 6370 6371 if (realName != null) { 6372 // Make a note of it. 6373 mTransferedPackages.add(pkg.packageName); 6374 } 6375 6376 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6377 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6378 } 6379 6380 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6381 // Check all shared libraries and map to their actual file path. 6382 // We only do this here for apps not on a system dir, because those 6383 // are the only ones that can fail an install due to this. We 6384 // will take care of the system apps by updating all of their 6385 // library paths after the scan is done. 6386 updateSharedLibrariesLPw(pkg, null); 6387 } 6388 6389 if (mFoundPolicyFile) { 6390 SELinuxMMAC.assignSeinfoValue(pkg); 6391 } 6392 6393 pkg.applicationInfo.uid = pkgSetting.appId; 6394 pkg.mExtras = pkgSetting; 6395 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6396 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6397 // We just determined the app is signed correctly, so bring 6398 // over the latest parsed certs. 6399 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6400 } else { 6401 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6402 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6403 "Package " + pkg.packageName + " upgrade keys do not match the " 6404 + "previously installed version"); 6405 } else { 6406 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6407 String msg = "System package " + pkg.packageName 6408 + " signature changed; retaining data."; 6409 reportSettingsProblem(Log.WARN, msg); 6410 } 6411 } 6412 } else { 6413 try { 6414 verifySignaturesLP(pkgSetting, pkg); 6415 // We just determined the app is signed correctly, so bring 6416 // over the latest parsed certs. 6417 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6418 } catch (PackageManagerException e) { 6419 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6420 throw e; 6421 } 6422 // The signature has changed, but this package is in the system 6423 // image... let's recover! 6424 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6425 // However... if this package is part of a shared user, but it 6426 // doesn't match the signature of the shared user, let's fail. 6427 // What this means is that you can't change the signatures 6428 // associated with an overall shared user, which doesn't seem all 6429 // that unreasonable. 6430 if (pkgSetting.sharedUser != null) { 6431 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6432 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6433 throw new PackageManagerException( 6434 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6435 "Signature mismatch for shared user : " 6436 + pkgSetting.sharedUser); 6437 } 6438 } 6439 // File a report about this. 6440 String msg = "System package " + pkg.packageName 6441 + " signature changed; retaining data."; 6442 reportSettingsProblem(Log.WARN, msg); 6443 } 6444 } 6445 // Verify that this new package doesn't have any content providers 6446 // that conflict with existing packages. Only do this if the 6447 // package isn't already installed, since we don't want to break 6448 // things that are installed. 6449 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6450 final int N = pkg.providers.size(); 6451 int i; 6452 for (i=0; i<N; i++) { 6453 PackageParser.Provider p = pkg.providers.get(i); 6454 if (p.info.authority != null) { 6455 String names[] = p.info.authority.split(";"); 6456 for (int j = 0; j < names.length; j++) { 6457 if (mProvidersByAuthority.containsKey(names[j])) { 6458 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6459 final String otherPackageName = 6460 ((other != null && other.getComponentName() != null) ? 6461 other.getComponentName().getPackageName() : "?"); 6462 throw new PackageManagerException( 6463 INSTALL_FAILED_CONFLICTING_PROVIDER, 6464 "Can't install because provider name " + names[j] 6465 + " (in package " + pkg.applicationInfo.packageName 6466 + ") is already used by " + otherPackageName); 6467 } 6468 } 6469 } 6470 } 6471 } 6472 6473 if (pkg.mAdoptPermissions != null) { 6474 // This package wants to adopt ownership of permissions from 6475 // another package. 6476 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6477 final String origName = pkg.mAdoptPermissions.get(i); 6478 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6479 if (orig != null) { 6480 if (verifyPackageUpdateLPr(orig, pkg)) { 6481 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6482 + pkg.packageName); 6483 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6484 } 6485 } 6486 } 6487 } 6488 } 6489 6490 final String pkgName = pkg.packageName; 6491 6492 final long scanFileTime = scanFile.lastModified(); 6493 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6494 pkg.applicationInfo.processName = fixProcessName( 6495 pkg.applicationInfo.packageName, 6496 pkg.applicationInfo.processName, 6497 pkg.applicationInfo.uid); 6498 6499 File dataPath; 6500 if (mPlatformPackage == pkg) { 6501 // The system package is special. 6502 dataPath = new File(Environment.getDataDirectory(), "system"); 6503 6504 pkg.applicationInfo.dataDir = dataPath.getPath(); 6505 6506 } else { 6507 // This is a normal package, need to make its data directory. 6508 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6509 UserHandle.USER_OWNER); 6510 6511 boolean uidError = false; 6512 if (dataPath.exists()) { 6513 int currentUid = 0; 6514 try { 6515 StructStat stat = Os.stat(dataPath.getPath()); 6516 currentUid = stat.st_uid; 6517 } catch (ErrnoException e) { 6518 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6519 } 6520 6521 // If we have mismatched owners for the data path, we have a problem. 6522 if (currentUid != pkg.applicationInfo.uid) { 6523 boolean recovered = false; 6524 if (currentUid == 0) { 6525 // The directory somehow became owned by root. Wow. 6526 // This is probably because the system was stopped while 6527 // installd was in the middle of messing with its libs 6528 // directory. Ask installd to fix that. 6529 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6530 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6531 if (ret >= 0) { 6532 recovered = true; 6533 String msg = "Package " + pkg.packageName 6534 + " unexpectedly changed to uid 0; recovered to " + 6535 + pkg.applicationInfo.uid; 6536 reportSettingsProblem(Log.WARN, msg); 6537 } 6538 } 6539 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6540 || (scanFlags&SCAN_BOOTING) != 0)) { 6541 // If this is a system app, we can at least delete its 6542 // current data so the application will still work. 6543 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6544 if (ret >= 0) { 6545 // TODO: Kill the processes first 6546 // Old data gone! 6547 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6548 ? "System package " : "Third party package "; 6549 String msg = prefix + pkg.packageName 6550 + " has changed from uid: " 6551 + currentUid + " to " 6552 + pkg.applicationInfo.uid + "; old data erased"; 6553 reportSettingsProblem(Log.WARN, msg); 6554 recovered = true; 6555 6556 // And now re-install the app. 6557 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6558 pkg.applicationInfo.seinfo); 6559 if (ret == -1) { 6560 // Ack should not happen! 6561 msg = prefix + pkg.packageName 6562 + " could not have data directory re-created after delete."; 6563 reportSettingsProblem(Log.WARN, msg); 6564 throw new PackageManagerException( 6565 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6566 } 6567 } 6568 if (!recovered) { 6569 mHasSystemUidErrors = true; 6570 } 6571 } else if (!recovered) { 6572 // If we allow this install to proceed, we will be broken. 6573 // Abort, abort! 6574 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6575 "scanPackageLI"); 6576 } 6577 if (!recovered) { 6578 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6579 + pkg.applicationInfo.uid + "/fs_" 6580 + currentUid; 6581 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6582 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6583 String msg = "Package " + pkg.packageName 6584 + " has mismatched uid: " 6585 + currentUid + " on disk, " 6586 + pkg.applicationInfo.uid + " in settings"; 6587 // writer 6588 synchronized (mPackages) { 6589 mSettings.mReadMessages.append(msg); 6590 mSettings.mReadMessages.append('\n'); 6591 uidError = true; 6592 if (!pkgSetting.uidError) { 6593 reportSettingsProblem(Log.ERROR, msg); 6594 } 6595 } 6596 } 6597 } 6598 pkg.applicationInfo.dataDir = dataPath.getPath(); 6599 if (mShouldRestoreconData) { 6600 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6601 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6602 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6603 } 6604 } else { 6605 if (DEBUG_PACKAGE_SCANNING) { 6606 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6607 Log.v(TAG, "Want this data dir: " + dataPath); 6608 } 6609 //invoke installer to do the actual installation 6610 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6611 pkg.applicationInfo.seinfo); 6612 if (ret < 0) { 6613 // Error from installer 6614 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6615 "Unable to create data dirs [errorCode=" + ret + "]"); 6616 } 6617 6618 if (dataPath.exists()) { 6619 pkg.applicationInfo.dataDir = dataPath.getPath(); 6620 } else { 6621 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6622 pkg.applicationInfo.dataDir = null; 6623 } 6624 } 6625 6626 pkgSetting.uidError = uidError; 6627 } 6628 6629 final String path = scanFile.getPath(); 6630 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6631 6632 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6633 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6634 6635 // Some system apps still use directory structure for native libraries 6636 // in which case we might end up not detecting abi solely based on apk 6637 // structure. Try to detect abi based on directory structure. 6638 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6639 pkg.applicationInfo.primaryCpuAbi == null) { 6640 setBundledAppAbisAndRoots(pkg, pkgSetting); 6641 setNativeLibraryPaths(pkg); 6642 } 6643 6644 } else { 6645 if ((scanFlags & SCAN_MOVE) != 0) { 6646 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6647 // but we already have this packages package info in the PackageSetting. We just 6648 // use that and derive the native library path based on the new codepath. 6649 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6650 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6651 } 6652 6653 // Set native library paths again. For moves, the path will be updated based on the 6654 // ABIs we've determined above. For non-moves, the path will be updated based on the 6655 // ABIs we determined during compilation, but the path will depend on the final 6656 // package path (after the rename away from the stage path). 6657 setNativeLibraryPaths(pkg); 6658 } 6659 6660 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6661 final int[] userIds = sUserManager.getUserIds(); 6662 synchronized (mInstallLock) { 6663 // Create a native library symlink only if we have native libraries 6664 // and if the native libraries are 32 bit libraries. We do not provide 6665 // this symlink for 64 bit libraries. 6666 if (pkg.applicationInfo.primaryCpuAbi != null && 6667 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6668 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6669 for (int userId : userIds) { 6670 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6671 nativeLibPath, userId) < 0) { 6672 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6673 "Failed linking native library dir (user=" + userId + ")"); 6674 } 6675 } 6676 } 6677 } 6678 6679 // This is a special case for the "system" package, where the ABI is 6680 // dictated by the zygote configuration (and init.rc). We should keep track 6681 // of this ABI so that we can deal with "normal" applications that run under 6682 // the same UID correctly. 6683 if (mPlatformPackage == pkg) { 6684 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6685 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6686 } 6687 6688 // If there's a mismatch between the abi-override in the package setting 6689 // and the abiOverride specified for the install. Warn about this because we 6690 // would've already compiled the app without taking the package setting into 6691 // account. 6692 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6693 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6694 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6695 " for package: " + pkg.packageName); 6696 } 6697 } 6698 6699 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6700 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6701 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6702 6703 // Copy the derived override back to the parsed package, so that we can 6704 // update the package settings accordingly. 6705 pkg.cpuAbiOverride = cpuAbiOverride; 6706 6707 if (DEBUG_ABI_SELECTION) { 6708 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6709 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6710 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6711 } 6712 6713 // Push the derived path down into PackageSettings so we know what to 6714 // clean up at uninstall time. 6715 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6716 6717 if (DEBUG_ABI_SELECTION) { 6718 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6719 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6720 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6721 } 6722 6723 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6724 // We don't do this here during boot because we can do it all 6725 // at once after scanning all existing packages. 6726 // 6727 // We also do this *before* we perform dexopt on this package, so that 6728 // we can avoid redundant dexopts, and also to make sure we've got the 6729 // code and package path correct. 6730 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6731 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6732 } 6733 6734 if ((scanFlags & SCAN_NO_DEX) == 0) { 6735 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6736 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6737 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6738 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6739 } 6740 } 6741 if (mFactoryTest && pkg.requestedPermissions.contains( 6742 android.Manifest.permission.FACTORY_TEST)) { 6743 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6744 } 6745 6746 ArrayList<PackageParser.Package> clientLibPkgs = null; 6747 6748 // writer 6749 synchronized (mPackages) { 6750 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6751 // Only system apps can add new shared libraries. 6752 if (pkg.libraryNames != null) { 6753 for (int i=0; i<pkg.libraryNames.size(); i++) { 6754 String name = pkg.libraryNames.get(i); 6755 boolean allowed = false; 6756 if (pkg.isUpdatedSystemApp()) { 6757 // New library entries can only be added through the 6758 // system image. This is important to get rid of a lot 6759 // of nasty edge cases: for example if we allowed a non- 6760 // system update of the app to add a library, then uninstalling 6761 // the update would make the library go away, and assumptions 6762 // we made such as through app install filtering would now 6763 // have allowed apps on the device which aren't compatible 6764 // with it. Better to just have the restriction here, be 6765 // conservative, and create many fewer cases that can negatively 6766 // impact the user experience. 6767 final PackageSetting sysPs = mSettings 6768 .getDisabledSystemPkgLPr(pkg.packageName); 6769 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6770 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6771 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6772 allowed = true; 6773 allowed = true; 6774 break; 6775 } 6776 } 6777 } 6778 } else { 6779 allowed = true; 6780 } 6781 if (allowed) { 6782 if (!mSharedLibraries.containsKey(name)) { 6783 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6784 } else if (!name.equals(pkg.packageName)) { 6785 Slog.w(TAG, "Package " + pkg.packageName + " library " 6786 + name + " already exists; skipping"); 6787 } 6788 } else { 6789 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6790 + name + " that is not declared on system image; skipping"); 6791 } 6792 } 6793 if ((scanFlags&SCAN_BOOTING) == 0) { 6794 // If we are not booting, we need to update any applications 6795 // that are clients of our shared library. If we are booting, 6796 // this will all be done once the scan is complete. 6797 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6798 } 6799 } 6800 } 6801 } 6802 6803 // We also need to dexopt any apps that are dependent on this library. Note that 6804 // if these fail, we should abort the install since installing the library will 6805 // result in some apps being broken. 6806 if (clientLibPkgs != null) { 6807 if ((scanFlags & SCAN_NO_DEX) == 0) { 6808 for (int i = 0; i < clientLibPkgs.size(); i++) { 6809 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6810 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6811 null /* instruction sets */, forceDex, 6812 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6813 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6814 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6815 "scanPackageLI failed to dexopt clientLibPkgs"); 6816 } 6817 } 6818 } 6819 } 6820 6821 // Also need to kill any apps that are dependent on the library. 6822 if (clientLibPkgs != null) { 6823 for (int i=0; i<clientLibPkgs.size(); i++) { 6824 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6825 killApplication(clientPkg.applicationInfo.packageName, 6826 clientPkg.applicationInfo.uid, "update lib"); 6827 } 6828 } 6829 6830 // Make sure we're not adding any bogus keyset info 6831 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6832 ksms.assertScannedPackageValid(pkg); 6833 6834 // writer 6835 synchronized (mPackages) { 6836 // We don't expect installation to fail beyond this point 6837 6838 // Add the new setting to mSettings 6839 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6840 // Add the new setting to mPackages 6841 mPackages.put(pkg.applicationInfo.packageName, pkg); 6842 // Make sure we don't accidentally delete its data. 6843 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6844 while (iter.hasNext()) { 6845 PackageCleanItem item = iter.next(); 6846 if (pkgName.equals(item.packageName)) { 6847 iter.remove(); 6848 } 6849 } 6850 6851 // Take care of first install / last update times. 6852 if (currentTime != 0) { 6853 if (pkgSetting.firstInstallTime == 0) { 6854 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6855 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6856 pkgSetting.lastUpdateTime = currentTime; 6857 } 6858 } else if (pkgSetting.firstInstallTime == 0) { 6859 // We need *something*. Take time time stamp of the file. 6860 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6861 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6862 if (scanFileTime != pkgSetting.timeStamp) { 6863 // A package on the system image has changed; consider this 6864 // to be an update. 6865 pkgSetting.lastUpdateTime = scanFileTime; 6866 } 6867 } 6868 6869 // Add the package's KeySets to the global KeySetManagerService 6870 ksms.addScannedPackageLPw(pkg); 6871 6872 int N = pkg.providers.size(); 6873 StringBuilder r = null; 6874 int i; 6875 for (i=0; i<N; i++) { 6876 PackageParser.Provider p = pkg.providers.get(i); 6877 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6878 p.info.processName, pkg.applicationInfo.uid); 6879 mProviders.addProvider(p); 6880 p.syncable = p.info.isSyncable; 6881 if (p.info.authority != null) { 6882 String names[] = p.info.authority.split(";"); 6883 p.info.authority = null; 6884 for (int j = 0; j < names.length; j++) { 6885 if (j == 1 && p.syncable) { 6886 // We only want the first authority for a provider to possibly be 6887 // syncable, so if we already added this provider using a different 6888 // authority clear the syncable flag. We copy the provider before 6889 // changing it because the mProviders object contains a reference 6890 // to a provider that we don't want to change. 6891 // Only do this for the second authority since the resulting provider 6892 // object can be the same for all future authorities for this provider. 6893 p = new PackageParser.Provider(p); 6894 p.syncable = false; 6895 } 6896 if (!mProvidersByAuthority.containsKey(names[j])) { 6897 mProvidersByAuthority.put(names[j], p); 6898 if (p.info.authority == null) { 6899 p.info.authority = names[j]; 6900 } else { 6901 p.info.authority = p.info.authority + ";" + names[j]; 6902 } 6903 if (DEBUG_PACKAGE_SCANNING) { 6904 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6905 Log.d(TAG, "Registered content provider: " + names[j] 6906 + ", className = " + p.info.name + ", isSyncable = " 6907 + p.info.isSyncable); 6908 } 6909 } else { 6910 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6911 Slog.w(TAG, "Skipping provider name " + names[j] + 6912 " (in package " + pkg.applicationInfo.packageName + 6913 "): name already used by " 6914 + ((other != null && other.getComponentName() != null) 6915 ? other.getComponentName().getPackageName() : "?")); 6916 } 6917 } 6918 } 6919 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6920 if (r == null) { 6921 r = new StringBuilder(256); 6922 } else { 6923 r.append(' '); 6924 } 6925 r.append(p.info.name); 6926 } 6927 } 6928 if (r != null) { 6929 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6930 } 6931 6932 N = pkg.services.size(); 6933 r = null; 6934 for (i=0; i<N; i++) { 6935 PackageParser.Service s = pkg.services.get(i); 6936 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6937 s.info.processName, pkg.applicationInfo.uid); 6938 mServices.addService(s); 6939 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6940 if (r == null) { 6941 r = new StringBuilder(256); 6942 } else { 6943 r.append(' '); 6944 } 6945 r.append(s.info.name); 6946 } 6947 } 6948 if (r != null) { 6949 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6950 } 6951 6952 N = pkg.receivers.size(); 6953 r = null; 6954 for (i=0; i<N; i++) { 6955 PackageParser.Activity a = pkg.receivers.get(i); 6956 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6957 a.info.processName, pkg.applicationInfo.uid); 6958 mReceivers.addActivity(a, "receiver"); 6959 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6960 if (r == null) { 6961 r = new StringBuilder(256); 6962 } else { 6963 r.append(' '); 6964 } 6965 r.append(a.info.name); 6966 } 6967 } 6968 if (r != null) { 6969 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6970 } 6971 6972 N = pkg.activities.size(); 6973 r = null; 6974 for (i=0; i<N; i++) { 6975 PackageParser.Activity a = pkg.activities.get(i); 6976 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6977 a.info.processName, pkg.applicationInfo.uid); 6978 mActivities.addActivity(a, "activity"); 6979 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6980 if (r == null) { 6981 r = new StringBuilder(256); 6982 } else { 6983 r.append(' '); 6984 } 6985 r.append(a.info.name); 6986 } 6987 } 6988 if (r != null) { 6989 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6990 } 6991 6992 N = pkg.permissionGroups.size(); 6993 r = null; 6994 for (i=0; i<N; i++) { 6995 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6996 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6997 if (cur == null) { 6998 mPermissionGroups.put(pg.info.name, pg); 6999 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7000 if (r == null) { 7001 r = new StringBuilder(256); 7002 } else { 7003 r.append(' '); 7004 } 7005 r.append(pg.info.name); 7006 } 7007 } else { 7008 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7009 + pg.info.packageName + " ignored: original from " 7010 + cur.info.packageName); 7011 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7012 if (r == null) { 7013 r = new StringBuilder(256); 7014 } else { 7015 r.append(' '); 7016 } 7017 r.append("DUP:"); 7018 r.append(pg.info.name); 7019 } 7020 } 7021 } 7022 if (r != null) { 7023 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7024 } 7025 7026 N = pkg.permissions.size(); 7027 r = null; 7028 for (i=0; i<N; i++) { 7029 PackageParser.Permission p = pkg.permissions.get(i); 7030 7031 // Now that permission groups have a special meaning, we ignore permission 7032 // groups for legacy apps to prevent unexpected behavior. In particular, 7033 // permissions for one app being granted to someone just becuase they happen 7034 // to be in a group defined by another app (before this had no implications). 7035 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7036 p.group = mPermissionGroups.get(p.info.group); 7037 // Warn for a permission in an unknown group. 7038 if (p.info.group != null && p.group == null) { 7039 Slog.w(TAG, "Permission " + p.info.name + " from package " 7040 + p.info.packageName + " in an unknown group " + p.info.group); 7041 } 7042 } 7043 7044 ArrayMap<String, BasePermission> permissionMap = 7045 p.tree ? mSettings.mPermissionTrees 7046 : mSettings.mPermissions; 7047 BasePermission bp = permissionMap.get(p.info.name); 7048 7049 // Allow system apps to redefine non-system permissions 7050 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7051 final boolean currentOwnerIsSystem = (bp.perm != null 7052 && isSystemApp(bp.perm.owner)); 7053 if (isSystemApp(p.owner)) { 7054 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7055 // It's a built-in permission and no owner, take ownership now 7056 bp.packageSetting = pkgSetting; 7057 bp.perm = p; 7058 bp.uid = pkg.applicationInfo.uid; 7059 bp.sourcePackage = p.info.packageName; 7060 } else if (!currentOwnerIsSystem) { 7061 String msg = "New decl " + p.owner + " of permission " 7062 + p.info.name + " is system; overriding " + bp.sourcePackage; 7063 reportSettingsProblem(Log.WARN, msg); 7064 bp = null; 7065 } 7066 } 7067 } 7068 7069 if (bp == null) { 7070 bp = new BasePermission(p.info.name, p.info.packageName, 7071 BasePermission.TYPE_NORMAL); 7072 permissionMap.put(p.info.name, bp); 7073 } 7074 7075 if (bp.perm == null) { 7076 if (bp.sourcePackage == null 7077 || bp.sourcePackage.equals(p.info.packageName)) { 7078 BasePermission tree = findPermissionTreeLP(p.info.name); 7079 if (tree == null 7080 || tree.sourcePackage.equals(p.info.packageName)) { 7081 bp.packageSetting = pkgSetting; 7082 bp.perm = p; 7083 bp.uid = pkg.applicationInfo.uid; 7084 bp.sourcePackage = p.info.packageName; 7085 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7086 if (r == null) { 7087 r = new StringBuilder(256); 7088 } else { 7089 r.append(' '); 7090 } 7091 r.append(p.info.name); 7092 } 7093 } else { 7094 Slog.w(TAG, "Permission " + p.info.name + " from package " 7095 + p.info.packageName + " ignored: base tree " 7096 + tree.name + " is from package " 7097 + tree.sourcePackage); 7098 } 7099 } else { 7100 Slog.w(TAG, "Permission " + p.info.name + " from package " 7101 + p.info.packageName + " ignored: original from " 7102 + bp.sourcePackage); 7103 } 7104 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7105 if (r == null) { 7106 r = new StringBuilder(256); 7107 } else { 7108 r.append(' '); 7109 } 7110 r.append("DUP:"); 7111 r.append(p.info.name); 7112 } 7113 if (bp.perm == p) { 7114 bp.protectionLevel = p.info.protectionLevel; 7115 } 7116 } 7117 7118 if (r != null) { 7119 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7120 } 7121 7122 N = pkg.instrumentation.size(); 7123 r = null; 7124 for (i=0; i<N; i++) { 7125 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7126 a.info.packageName = pkg.applicationInfo.packageName; 7127 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7128 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7129 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7130 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7131 a.info.dataDir = pkg.applicationInfo.dataDir; 7132 7133 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7134 // need other information about the application, like the ABI and what not ? 7135 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7136 mInstrumentation.put(a.getComponentName(), a); 7137 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7138 if (r == null) { 7139 r = new StringBuilder(256); 7140 } else { 7141 r.append(' '); 7142 } 7143 r.append(a.info.name); 7144 } 7145 } 7146 if (r != null) { 7147 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7148 } 7149 7150 if (pkg.protectedBroadcasts != null) { 7151 N = pkg.protectedBroadcasts.size(); 7152 for (i=0; i<N; i++) { 7153 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7154 } 7155 } 7156 7157 pkgSetting.setTimeStamp(scanFileTime); 7158 7159 // Create idmap files for pairs of (packages, overlay packages). 7160 // Note: "android", ie framework-res.apk, is handled by native layers. 7161 if (pkg.mOverlayTarget != null) { 7162 // This is an overlay package. 7163 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7164 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7165 mOverlays.put(pkg.mOverlayTarget, 7166 new ArrayMap<String, PackageParser.Package>()); 7167 } 7168 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7169 map.put(pkg.packageName, pkg); 7170 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7171 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7172 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7173 "scanPackageLI failed to createIdmap"); 7174 } 7175 } 7176 } else if (mOverlays.containsKey(pkg.packageName) && 7177 !pkg.packageName.equals("android")) { 7178 // This is a regular package, with one or more known overlay packages. 7179 createIdmapsForPackageLI(pkg); 7180 } 7181 } 7182 7183 return pkg; 7184 } 7185 7186 /** 7187 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7188 * is derived purely on the basis of the contents of {@code scanFile} and 7189 * {@code cpuAbiOverride}. 7190 * 7191 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7192 */ 7193 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7194 String cpuAbiOverride, boolean extractLibs) 7195 throws PackageManagerException { 7196 // TODO: We can probably be smarter about this stuff. For installed apps, 7197 // we can calculate this information at install time once and for all. For 7198 // system apps, we can probably assume that this information doesn't change 7199 // after the first boot scan. As things stand, we do lots of unnecessary work. 7200 7201 // Give ourselves some initial paths; we'll come back for another 7202 // pass once we've determined ABI below. 7203 setNativeLibraryPaths(pkg); 7204 7205 // We would never need to extract libs for forward-locked and external packages, 7206 // since the container service will do it for us. We shouldn't attempt to 7207 // extract libs from system app when it was not updated. 7208 if (pkg.isForwardLocked() || isExternal(pkg) || 7209 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7210 extractLibs = false; 7211 } 7212 7213 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7214 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7215 7216 NativeLibraryHelper.Handle handle = null; 7217 try { 7218 handle = NativeLibraryHelper.Handle.create(scanFile); 7219 // TODO(multiArch): This can be null for apps that didn't go through the 7220 // usual installation process. We can calculate it again, like we 7221 // do during install time. 7222 // 7223 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7224 // unnecessary. 7225 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7226 7227 // Null out the abis so that they can be recalculated. 7228 pkg.applicationInfo.primaryCpuAbi = null; 7229 pkg.applicationInfo.secondaryCpuAbi = null; 7230 if (isMultiArch(pkg.applicationInfo)) { 7231 // Warn if we've set an abiOverride for multi-lib packages.. 7232 // By definition, we need to copy both 32 and 64 bit libraries for 7233 // such packages. 7234 if (pkg.cpuAbiOverride != null 7235 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7236 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7237 } 7238 7239 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7240 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7241 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7242 if (extractLibs) { 7243 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7244 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7245 useIsaSpecificSubdirs); 7246 } else { 7247 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7248 } 7249 } 7250 7251 maybeThrowExceptionForMultiArchCopy( 7252 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7253 7254 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7255 if (extractLibs) { 7256 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7257 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7258 useIsaSpecificSubdirs); 7259 } else { 7260 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7261 } 7262 } 7263 7264 maybeThrowExceptionForMultiArchCopy( 7265 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7266 7267 if (abi64 >= 0) { 7268 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7269 } 7270 7271 if (abi32 >= 0) { 7272 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7273 if (abi64 >= 0) { 7274 pkg.applicationInfo.secondaryCpuAbi = abi; 7275 } else { 7276 pkg.applicationInfo.primaryCpuAbi = abi; 7277 } 7278 } 7279 } else { 7280 String[] abiList = (cpuAbiOverride != null) ? 7281 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7282 7283 // Enable gross and lame hacks for apps that are built with old 7284 // SDK tools. We must scan their APKs for renderscript bitcode and 7285 // not launch them if it's present. Don't bother checking on devices 7286 // that don't have 64 bit support. 7287 boolean needsRenderScriptOverride = false; 7288 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7289 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7290 abiList = Build.SUPPORTED_32_BIT_ABIS; 7291 needsRenderScriptOverride = true; 7292 } 7293 7294 final int copyRet; 7295 if (extractLibs) { 7296 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7297 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7298 } else { 7299 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7300 } 7301 7302 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7303 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7304 "Error unpackaging native libs for app, errorCode=" + copyRet); 7305 } 7306 7307 if (copyRet >= 0) { 7308 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7309 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7310 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7311 } else if (needsRenderScriptOverride) { 7312 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7313 } 7314 } 7315 } catch (IOException ioe) { 7316 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7317 } finally { 7318 IoUtils.closeQuietly(handle); 7319 } 7320 7321 // Now that we've calculated the ABIs and determined if it's an internal app, 7322 // we will go ahead and populate the nativeLibraryPath. 7323 setNativeLibraryPaths(pkg); 7324 } 7325 7326 /** 7327 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7328 * i.e, so that all packages can be run inside a single process if required. 7329 * 7330 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7331 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7332 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7333 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7334 * updating a package that belongs to a shared user. 7335 * 7336 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7337 * adds unnecessary complexity. 7338 */ 7339 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7340 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7341 String requiredInstructionSet = null; 7342 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7343 requiredInstructionSet = VMRuntime.getInstructionSet( 7344 scannedPackage.applicationInfo.primaryCpuAbi); 7345 } 7346 7347 PackageSetting requirer = null; 7348 for (PackageSetting ps : packagesForUser) { 7349 // If packagesForUser contains scannedPackage, we skip it. This will happen 7350 // when scannedPackage is an update of an existing package. Without this check, 7351 // we will never be able to change the ABI of any package belonging to a shared 7352 // user, even if it's compatible with other packages. 7353 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7354 if (ps.primaryCpuAbiString == null) { 7355 continue; 7356 } 7357 7358 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7359 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7360 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7361 // this but there's not much we can do. 7362 String errorMessage = "Instruction set mismatch, " 7363 + ((requirer == null) ? "[caller]" : requirer) 7364 + " requires " + requiredInstructionSet + " whereas " + ps 7365 + " requires " + instructionSet; 7366 Slog.w(TAG, errorMessage); 7367 } 7368 7369 if (requiredInstructionSet == null) { 7370 requiredInstructionSet = instructionSet; 7371 requirer = ps; 7372 } 7373 } 7374 } 7375 7376 if (requiredInstructionSet != null) { 7377 String adjustedAbi; 7378 if (requirer != null) { 7379 // requirer != null implies that either scannedPackage was null or that scannedPackage 7380 // did not require an ABI, in which case we have to adjust scannedPackage to match 7381 // the ABI of the set (which is the same as requirer's ABI) 7382 adjustedAbi = requirer.primaryCpuAbiString; 7383 if (scannedPackage != null) { 7384 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7385 } 7386 } else { 7387 // requirer == null implies that we're updating all ABIs in the set to 7388 // match scannedPackage. 7389 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7390 } 7391 7392 for (PackageSetting ps : packagesForUser) { 7393 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7394 if (ps.primaryCpuAbiString != null) { 7395 continue; 7396 } 7397 7398 ps.primaryCpuAbiString = adjustedAbi; 7399 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7400 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7401 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7402 7403 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7404 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7405 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7406 ps.primaryCpuAbiString = null; 7407 ps.pkg.applicationInfo.primaryCpuAbi = null; 7408 return; 7409 } else { 7410 mInstaller.rmdex(ps.codePathString, 7411 getDexCodeInstructionSet(getPreferredInstructionSet())); 7412 } 7413 } 7414 } 7415 } 7416 } 7417 } 7418 7419 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7420 synchronized (mPackages) { 7421 mResolverReplaced = true; 7422 // Set up information for custom user intent resolution activity. 7423 mResolveActivity.applicationInfo = pkg.applicationInfo; 7424 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7425 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7426 mResolveActivity.processName = pkg.applicationInfo.packageName; 7427 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7428 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7429 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7430 mResolveActivity.theme = 0; 7431 mResolveActivity.exported = true; 7432 mResolveActivity.enabled = true; 7433 mResolveInfo.activityInfo = mResolveActivity; 7434 mResolveInfo.priority = 0; 7435 mResolveInfo.preferredOrder = 0; 7436 mResolveInfo.match = 0; 7437 mResolveComponentName = mCustomResolverComponentName; 7438 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7439 mResolveComponentName); 7440 } 7441 } 7442 7443 private static String calculateBundledApkRoot(final String codePathString) { 7444 final File codePath = new File(codePathString); 7445 final File codeRoot; 7446 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7447 codeRoot = Environment.getRootDirectory(); 7448 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7449 codeRoot = Environment.getOemDirectory(); 7450 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7451 codeRoot = Environment.getVendorDirectory(); 7452 } else { 7453 // Unrecognized code path; take its top real segment as the apk root: 7454 // e.g. /something/app/blah.apk => /something 7455 try { 7456 File f = codePath.getCanonicalFile(); 7457 File parent = f.getParentFile(); // non-null because codePath is a file 7458 File tmp; 7459 while ((tmp = parent.getParentFile()) != null) { 7460 f = parent; 7461 parent = tmp; 7462 } 7463 codeRoot = f; 7464 Slog.w(TAG, "Unrecognized code path " 7465 + codePath + " - using " + codeRoot); 7466 } catch (IOException e) { 7467 // Can't canonicalize the code path -- shenanigans? 7468 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7469 return Environment.getRootDirectory().getPath(); 7470 } 7471 } 7472 return codeRoot.getPath(); 7473 } 7474 7475 /** 7476 * Derive and set the location of native libraries for the given package, 7477 * which varies depending on where and how the package was installed. 7478 */ 7479 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7480 final ApplicationInfo info = pkg.applicationInfo; 7481 final String codePath = pkg.codePath; 7482 final File codeFile = new File(codePath); 7483 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7484 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7485 7486 info.nativeLibraryRootDir = null; 7487 info.nativeLibraryRootRequiresIsa = false; 7488 info.nativeLibraryDir = null; 7489 info.secondaryNativeLibraryDir = null; 7490 7491 if (isApkFile(codeFile)) { 7492 // Monolithic install 7493 if (bundledApp) { 7494 // If "/system/lib64/apkname" exists, assume that is the per-package 7495 // native library directory to use; otherwise use "/system/lib/apkname". 7496 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7497 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7498 getPrimaryInstructionSet(info)); 7499 7500 // This is a bundled system app so choose the path based on the ABI. 7501 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7502 // is just the default path. 7503 final String apkName = deriveCodePathName(codePath); 7504 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7505 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7506 apkName).getAbsolutePath(); 7507 7508 if (info.secondaryCpuAbi != null) { 7509 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7510 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7511 secondaryLibDir, apkName).getAbsolutePath(); 7512 } 7513 } else if (asecApp) { 7514 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7515 .getAbsolutePath(); 7516 } else { 7517 final String apkName = deriveCodePathName(codePath); 7518 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7519 .getAbsolutePath(); 7520 } 7521 7522 info.nativeLibraryRootRequiresIsa = false; 7523 info.nativeLibraryDir = info.nativeLibraryRootDir; 7524 } else { 7525 // Cluster install 7526 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7527 info.nativeLibraryRootRequiresIsa = true; 7528 7529 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7530 getPrimaryInstructionSet(info)).getAbsolutePath(); 7531 7532 if (info.secondaryCpuAbi != null) { 7533 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7534 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7535 } 7536 } 7537 } 7538 7539 /** 7540 * Calculate the abis and roots for a bundled app. These can uniquely 7541 * be determined from the contents of the system partition, i.e whether 7542 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7543 * of this information, and instead assume that the system was built 7544 * sensibly. 7545 */ 7546 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7547 PackageSetting pkgSetting) { 7548 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7549 7550 // If "/system/lib64/apkname" exists, assume that is the per-package 7551 // native library directory to use; otherwise use "/system/lib/apkname". 7552 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7553 setBundledAppAbi(pkg, apkRoot, apkName); 7554 // pkgSetting might be null during rescan following uninstall of updates 7555 // to a bundled app, so accommodate that possibility. The settings in 7556 // that case will be established later from the parsed package. 7557 // 7558 // If the settings aren't null, sync them up with what we've just derived. 7559 // note that apkRoot isn't stored in the package settings. 7560 if (pkgSetting != null) { 7561 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7562 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7563 } 7564 } 7565 7566 /** 7567 * Deduces the ABI of a bundled app and sets the relevant fields on the 7568 * parsed pkg object. 7569 * 7570 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7571 * under which system libraries are installed. 7572 * @param apkName the name of the installed package. 7573 */ 7574 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7575 final File codeFile = new File(pkg.codePath); 7576 7577 final boolean has64BitLibs; 7578 final boolean has32BitLibs; 7579 if (isApkFile(codeFile)) { 7580 // Monolithic install 7581 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7582 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7583 } else { 7584 // Cluster install 7585 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7586 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7587 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7588 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7589 has64BitLibs = (new File(rootDir, isa)).exists(); 7590 } else { 7591 has64BitLibs = false; 7592 } 7593 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7594 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7595 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7596 has32BitLibs = (new File(rootDir, isa)).exists(); 7597 } else { 7598 has32BitLibs = false; 7599 } 7600 } 7601 7602 if (has64BitLibs && !has32BitLibs) { 7603 // The package has 64 bit libs, but not 32 bit libs. Its primary 7604 // ABI should be 64 bit. We can safely assume here that the bundled 7605 // native libraries correspond to the most preferred ABI in the list. 7606 7607 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7608 pkg.applicationInfo.secondaryCpuAbi = null; 7609 } else if (has32BitLibs && !has64BitLibs) { 7610 // The package has 32 bit libs but not 64 bit libs. Its primary 7611 // ABI should be 32 bit. 7612 7613 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7614 pkg.applicationInfo.secondaryCpuAbi = null; 7615 } else if (has32BitLibs && has64BitLibs) { 7616 // The application has both 64 and 32 bit bundled libraries. We check 7617 // here that the app declares multiArch support, and warn if it doesn't. 7618 // 7619 // We will be lenient here and record both ABIs. The primary will be the 7620 // ABI that's higher on the list, i.e, a device that's configured to prefer 7621 // 64 bit apps will see a 64 bit primary ABI, 7622 7623 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7624 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7625 } 7626 7627 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7628 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7629 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7630 } else { 7631 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7632 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7633 } 7634 } else { 7635 pkg.applicationInfo.primaryCpuAbi = null; 7636 pkg.applicationInfo.secondaryCpuAbi = null; 7637 } 7638 } 7639 7640 private void killApplication(String pkgName, int appId, String reason) { 7641 // Request the ActivityManager to kill the process(only for existing packages) 7642 // so that we do not end up in a confused state while the user is still using the older 7643 // version of the application while the new one gets installed. 7644 IActivityManager am = ActivityManagerNative.getDefault(); 7645 if (am != null) { 7646 try { 7647 am.killApplicationWithAppId(pkgName, appId, reason); 7648 } catch (RemoteException e) { 7649 } 7650 } 7651 } 7652 7653 void removePackageLI(PackageSetting ps, boolean chatty) { 7654 if (DEBUG_INSTALL) { 7655 if (chatty) 7656 Log.d(TAG, "Removing package " + ps.name); 7657 } 7658 7659 // writer 7660 synchronized (mPackages) { 7661 mPackages.remove(ps.name); 7662 final PackageParser.Package pkg = ps.pkg; 7663 if (pkg != null) { 7664 cleanPackageDataStructuresLILPw(pkg, chatty); 7665 } 7666 } 7667 } 7668 7669 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7670 if (DEBUG_INSTALL) { 7671 if (chatty) 7672 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7673 } 7674 7675 // writer 7676 synchronized (mPackages) { 7677 mPackages.remove(pkg.applicationInfo.packageName); 7678 cleanPackageDataStructuresLILPw(pkg, chatty); 7679 } 7680 } 7681 7682 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7683 int N = pkg.providers.size(); 7684 StringBuilder r = null; 7685 int i; 7686 for (i=0; i<N; i++) { 7687 PackageParser.Provider p = pkg.providers.get(i); 7688 mProviders.removeProvider(p); 7689 if (p.info.authority == null) { 7690 7691 /* There was another ContentProvider with this authority when 7692 * this app was installed so this authority is null, 7693 * Ignore it as we don't have to unregister the provider. 7694 */ 7695 continue; 7696 } 7697 String names[] = p.info.authority.split(";"); 7698 for (int j = 0; j < names.length; j++) { 7699 if (mProvidersByAuthority.get(names[j]) == p) { 7700 mProvidersByAuthority.remove(names[j]); 7701 if (DEBUG_REMOVE) { 7702 if (chatty) 7703 Log.d(TAG, "Unregistered content provider: " + names[j] 7704 + ", className = " + p.info.name + ", isSyncable = " 7705 + p.info.isSyncable); 7706 } 7707 } 7708 } 7709 if (DEBUG_REMOVE && chatty) { 7710 if (r == null) { 7711 r = new StringBuilder(256); 7712 } else { 7713 r.append(' '); 7714 } 7715 r.append(p.info.name); 7716 } 7717 } 7718 if (r != null) { 7719 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7720 } 7721 7722 N = pkg.services.size(); 7723 r = null; 7724 for (i=0; i<N; i++) { 7725 PackageParser.Service s = pkg.services.get(i); 7726 mServices.removeService(s); 7727 if (chatty) { 7728 if (r == null) { 7729 r = new StringBuilder(256); 7730 } else { 7731 r.append(' '); 7732 } 7733 r.append(s.info.name); 7734 } 7735 } 7736 if (r != null) { 7737 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7738 } 7739 7740 N = pkg.receivers.size(); 7741 r = null; 7742 for (i=0; i<N; i++) { 7743 PackageParser.Activity a = pkg.receivers.get(i); 7744 mReceivers.removeActivity(a, "receiver"); 7745 if (DEBUG_REMOVE && chatty) { 7746 if (r == null) { 7747 r = new StringBuilder(256); 7748 } else { 7749 r.append(' '); 7750 } 7751 r.append(a.info.name); 7752 } 7753 } 7754 if (r != null) { 7755 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7756 } 7757 7758 N = pkg.activities.size(); 7759 r = null; 7760 for (i=0; i<N; i++) { 7761 PackageParser.Activity a = pkg.activities.get(i); 7762 mActivities.removeActivity(a, "activity"); 7763 if (DEBUG_REMOVE && chatty) { 7764 if (r == null) { 7765 r = new StringBuilder(256); 7766 } else { 7767 r.append(' '); 7768 } 7769 r.append(a.info.name); 7770 } 7771 } 7772 if (r != null) { 7773 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7774 } 7775 7776 N = pkg.permissions.size(); 7777 r = null; 7778 for (i=0; i<N; i++) { 7779 PackageParser.Permission p = pkg.permissions.get(i); 7780 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7781 if (bp == null) { 7782 bp = mSettings.mPermissionTrees.get(p.info.name); 7783 } 7784 if (bp != null && bp.perm == p) { 7785 bp.perm = null; 7786 if (DEBUG_REMOVE && chatty) { 7787 if (r == null) { 7788 r = new StringBuilder(256); 7789 } else { 7790 r.append(' '); 7791 } 7792 r.append(p.info.name); 7793 } 7794 } 7795 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7796 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7797 if (appOpPerms != null) { 7798 appOpPerms.remove(pkg.packageName); 7799 } 7800 } 7801 } 7802 if (r != null) { 7803 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7804 } 7805 7806 N = pkg.requestedPermissions.size(); 7807 r = null; 7808 for (i=0; i<N; i++) { 7809 String perm = pkg.requestedPermissions.get(i); 7810 BasePermission bp = mSettings.mPermissions.get(perm); 7811 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7812 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7813 if (appOpPerms != null) { 7814 appOpPerms.remove(pkg.packageName); 7815 if (appOpPerms.isEmpty()) { 7816 mAppOpPermissionPackages.remove(perm); 7817 } 7818 } 7819 } 7820 } 7821 if (r != null) { 7822 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7823 } 7824 7825 N = pkg.instrumentation.size(); 7826 r = null; 7827 for (i=0; i<N; i++) { 7828 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7829 mInstrumentation.remove(a.getComponentName()); 7830 if (DEBUG_REMOVE && chatty) { 7831 if (r == null) { 7832 r = new StringBuilder(256); 7833 } else { 7834 r.append(' '); 7835 } 7836 r.append(a.info.name); 7837 } 7838 } 7839 if (r != null) { 7840 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7841 } 7842 7843 r = null; 7844 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7845 // Only system apps can hold shared libraries. 7846 if (pkg.libraryNames != null) { 7847 for (i=0; i<pkg.libraryNames.size(); i++) { 7848 String name = pkg.libraryNames.get(i); 7849 SharedLibraryEntry cur = mSharedLibraries.get(name); 7850 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7851 mSharedLibraries.remove(name); 7852 if (DEBUG_REMOVE && chatty) { 7853 if (r == null) { 7854 r = new StringBuilder(256); 7855 } else { 7856 r.append(' '); 7857 } 7858 r.append(name); 7859 } 7860 } 7861 } 7862 } 7863 } 7864 if (r != null) { 7865 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7866 } 7867 } 7868 7869 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7870 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7871 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7872 return true; 7873 } 7874 } 7875 return false; 7876 } 7877 7878 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7879 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7880 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7881 7882 private void updatePermissionsLPw(String changingPkg, 7883 PackageParser.Package pkgInfo, int flags) { 7884 // Make sure there are no dangling permission trees. 7885 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7886 while (it.hasNext()) { 7887 final BasePermission bp = it.next(); 7888 if (bp.packageSetting == null) { 7889 // We may not yet have parsed the package, so just see if 7890 // we still know about its settings. 7891 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7892 } 7893 if (bp.packageSetting == null) { 7894 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7895 + " from package " + bp.sourcePackage); 7896 it.remove(); 7897 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7898 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7899 Slog.i(TAG, "Removing old permission tree: " + bp.name 7900 + " from package " + bp.sourcePackage); 7901 flags |= UPDATE_PERMISSIONS_ALL; 7902 it.remove(); 7903 } 7904 } 7905 } 7906 7907 // Make sure all dynamic permissions have been assigned to a package, 7908 // and make sure there are no dangling permissions. 7909 it = mSettings.mPermissions.values().iterator(); 7910 while (it.hasNext()) { 7911 final BasePermission bp = it.next(); 7912 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7913 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7914 + bp.name + " pkg=" + bp.sourcePackage 7915 + " info=" + bp.pendingInfo); 7916 if (bp.packageSetting == null && bp.pendingInfo != null) { 7917 final BasePermission tree = findPermissionTreeLP(bp.name); 7918 if (tree != null && tree.perm != null) { 7919 bp.packageSetting = tree.packageSetting; 7920 bp.perm = new PackageParser.Permission(tree.perm.owner, 7921 new PermissionInfo(bp.pendingInfo)); 7922 bp.perm.info.packageName = tree.perm.info.packageName; 7923 bp.perm.info.name = bp.name; 7924 bp.uid = tree.uid; 7925 } 7926 } 7927 } 7928 if (bp.packageSetting == null) { 7929 // We may not yet have parsed the package, so just see if 7930 // we still know about its settings. 7931 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7932 } 7933 if (bp.packageSetting == null) { 7934 Slog.w(TAG, "Removing dangling permission: " + bp.name 7935 + " from package " + bp.sourcePackage); 7936 it.remove(); 7937 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7938 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7939 Slog.i(TAG, "Removing old permission: " + bp.name 7940 + " from package " + bp.sourcePackage); 7941 flags |= UPDATE_PERMISSIONS_ALL; 7942 it.remove(); 7943 } 7944 } 7945 } 7946 7947 // Now update the permissions for all packages, in particular 7948 // replace the granted permissions of the system packages. 7949 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7950 for (PackageParser.Package pkg : mPackages.values()) { 7951 if (pkg != pkgInfo) { 7952 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7953 changingPkg); 7954 } 7955 } 7956 } 7957 7958 if (pkgInfo != null) { 7959 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7960 } 7961 } 7962 7963 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7964 String packageOfInterest) { 7965 // IMPORTANT: There are two types of permissions: install and runtime. 7966 // Install time permissions are granted when the app is installed to 7967 // all device users and users added in the future. Runtime permissions 7968 // are granted at runtime explicitly to specific users. Normal and signature 7969 // protected permissions are install time permissions. Dangerous permissions 7970 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7971 // otherwise they are runtime permissions. This function does not manage 7972 // runtime permissions except for the case an app targeting Lollipop MR1 7973 // being upgraded to target a newer SDK, in which case dangerous permissions 7974 // are transformed from install time to runtime ones. 7975 7976 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7977 if (ps == null) { 7978 return; 7979 } 7980 7981 PermissionsState permissionsState = ps.getPermissionsState(); 7982 PermissionsState origPermissions = permissionsState; 7983 7984 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7985 7986 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7987 7988 boolean changedInstallPermission = false; 7989 7990 if (replace) { 7991 ps.installPermissionsFixed = false; 7992 if (!ps.isSharedUser()) { 7993 origPermissions = new PermissionsState(permissionsState); 7994 permissionsState.reset(); 7995 } 7996 } 7997 7998 permissionsState.setGlobalGids(mGlobalGids); 7999 8000 final int N = pkg.requestedPermissions.size(); 8001 for (int i=0; i<N; i++) { 8002 final String name = pkg.requestedPermissions.get(i); 8003 final BasePermission bp = mSettings.mPermissions.get(name); 8004 8005 if (DEBUG_INSTALL) { 8006 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8007 } 8008 8009 if (bp == null || bp.packageSetting == null) { 8010 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8011 Slog.w(TAG, "Unknown permission " + name 8012 + " in package " + pkg.packageName); 8013 } 8014 continue; 8015 } 8016 8017 final String perm = bp.name; 8018 boolean allowedSig = false; 8019 int grant = GRANT_DENIED; 8020 8021 // Keep track of app op permissions. 8022 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8023 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8024 if (pkgs == null) { 8025 pkgs = new ArraySet<>(); 8026 mAppOpPermissionPackages.put(bp.name, pkgs); 8027 } 8028 pkgs.add(pkg.packageName); 8029 } 8030 8031 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8032 switch (level) { 8033 case PermissionInfo.PROTECTION_NORMAL: { 8034 // For all apps normal permissions are install time ones. 8035 grant = GRANT_INSTALL; 8036 } break; 8037 8038 case PermissionInfo.PROTECTION_DANGEROUS: { 8039 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8040 // For legacy apps dangerous permissions are install time ones. 8041 grant = GRANT_INSTALL_LEGACY; 8042 } else if (origPermissions.hasInstallPermission(bp.name)) { 8043 // For legacy apps that became modern, install becomes runtime. 8044 grant = GRANT_UPGRADE; 8045 } else { 8046 // For modern apps keep runtime permissions unchanged. 8047 grant = GRANT_RUNTIME; 8048 } 8049 } break; 8050 8051 case PermissionInfo.PROTECTION_SIGNATURE: { 8052 // For all apps signature permissions are install time ones. 8053 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8054 if (allowedSig) { 8055 grant = GRANT_INSTALL; 8056 } 8057 } break; 8058 } 8059 8060 if (DEBUG_INSTALL) { 8061 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8062 } 8063 8064 if (grant != GRANT_DENIED) { 8065 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8066 // If this is an existing, non-system package, then 8067 // we can't add any new permissions to it. 8068 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8069 // Except... if this is a permission that was added 8070 // to the platform (note: need to only do this when 8071 // updating the platform). 8072 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8073 grant = GRANT_DENIED; 8074 } 8075 } 8076 } 8077 8078 switch (grant) { 8079 case GRANT_INSTALL: { 8080 // Revoke this as runtime permission to handle the case of 8081 // a runtime permission being downgraded to an install one. 8082 for (int userId : UserManagerService.getInstance().getUserIds()) { 8083 if (origPermissions.getRuntimePermissionState( 8084 bp.name, userId) != null) { 8085 // Revoke the runtime permission and clear the flags. 8086 origPermissions.revokeRuntimePermission(bp, userId); 8087 origPermissions.updatePermissionFlags(bp, userId, 8088 PackageManager.MASK_PERMISSION_FLAGS, 0); 8089 // If we revoked a permission permission, we have to write. 8090 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8091 changedRuntimePermissionUserIds, userId); 8092 } 8093 } 8094 // Grant an install permission. 8095 if (permissionsState.grantInstallPermission(bp) != 8096 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8097 changedInstallPermission = true; 8098 } 8099 } break; 8100 8101 case GRANT_INSTALL_LEGACY: { 8102 // Grant an install permission. 8103 if (permissionsState.grantInstallPermission(bp) != 8104 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8105 changedInstallPermission = true; 8106 } 8107 } break; 8108 8109 case GRANT_RUNTIME: { 8110 // Grant previously granted runtime permissions. 8111 for (int userId : UserManagerService.getInstance().getUserIds()) { 8112 PermissionState permissionState = origPermissions 8113 .getRuntimePermissionState(bp.name, userId); 8114 final int flags = permissionState != null 8115 ? permissionState.getFlags() : 0; 8116 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8117 if (permissionsState.grantRuntimePermission(bp, userId) == 8118 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8119 // If we cannot put the permission as it was, we have to write. 8120 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8121 changedRuntimePermissionUserIds, userId); 8122 } 8123 } 8124 // Propagate the permission flags. 8125 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8126 } 8127 } break; 8128 8129 case GRANT_UPGRADE: { 8130 // Grant runtime permissions for a previously held install permission. 8131 PermissionState permissionState = origPermissions 8132 .getInstallPermissionState(bp.name); 8133 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8134 8135 if (origPermissions.revokeInstallPermission(bp) 8136 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8137 // We will be transferring the permission flags, so clear them. 8138 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8139 PackageManager.MASK_PERMISSION_FLAGS, 0); 8140 changedInstallPermission = true; 8141 } 8142 8143 // If the permission is not to be promoted to runtime we ignore it and 8144 // also its other flags as they are not applicable to install permissions. 8145 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8146 for (int userId : currentUserIds) { 8147 if (permissionsState.grantRuntimePermission(bp, userId) != 8148 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8149 // Transfer the permission flags. 8150 permissionsState.updatePermissionFlags(bp, userId, 8151 flags, flags); 8152 // If we granted the permission, we have to write. 8153 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8154 changedRuntimePermissionUserIds, userId); 8155 } 8156 } 8157 } 8158 } break; 8159 8160 default: { 8161 if (packageOfInterest == null 8162 || packageOfInterest.equals(pkg.packageName)) { 8163 Slog.w(TAG, "Not granting permission " + perm 8164 + " to package " + pkg.packageName 8165 + " because it was previously installed without"); 8166 } 8167 } break; 8168 } 8169 } else { 8170 if (permissionsState.revokeInstallPermission(bp) != 8171 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8172 // Also drop the permission flags. 8173 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8174 PackageManager.MASK_PERMISSION_FLAGS, 0); 8175 changedInstallPermission = true; 8176 Slog.i(TAG, "Un-granting permission " + perm 8177 + " from package " + pkg.packageName 8178 + " (protectionLevel=" + bp.protectionLevel 8179 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8180 + ")"); 8181 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8182 // Don't print warning for app op permissions, since it is fine for them 8183 // not to be granted, there is a UI for the user to decide. 8184 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8185 Slog.w(TAG, "Not granting permission " + perm 8186 + " to package " + pkg.packageName 8187 + " (protectionLevel=" + bp.protectionLevel 8188 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8189 + ")"); 8190 } 8191 } 8192 } 8193 } 8194 8195 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8196 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8197 // This is the first that we have heard about this package, so the 8198 // permissions we have now selected are fixed until explicitly 8199 // changed. 8200 ps.installPermissionsFixed = true; 8201 } 8202 8203 // Persist the runtime permissions state for users with changes. 8204 for (int userId : changedRuntimePermissionUserIds) { 8205 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8206 } 8207 } 8208 8209 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8210 boolean allowed = false; 8211 final int NP = PackageParser.NEW_PERMISSIONS.length; 8212 for (int ip=0; ip<NP; ip++) { 8213 final PackageParser.NewPermissionInfo npi 8214 = PackageParser.NEW_PERMISSIONS[ip]; 8215 if (npi.name.equals(perm) 8216 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8217 allowed = true; 8218 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8219 + pkg.packageName); 8220 break; 8221 } 8222 } 8223 return allowed; 8224 } 8225 8226 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8227 BasePermission bp, PermissionsState origPermissions) { 8228 boolean allowed; 8229 allowed = (compareSignatures( 8230 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8231 == PackageManager.SIGNATURE_MATCH) 8232 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8233 == PackageManager.SIGNATURE_MATCH); 8234 if (!allowed && (bp.protectionLevel 8235 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8236 if (isSystemApp(pkg)) { 8237 // For updated system applications, a system permission 8238 // is granted only if it had been defined by the original application. 8239 if (pkg.isUpdatedSystemApp()) { 8240 final PackageSetting sysPs = mSettings 8241 .getDisabledSystemPkgLPr(pkg.packageName); 8242 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8243 // If the original was granted this permission, we take 8244 // that grant decision as read and propagate it to the 8245 // update. 8246 if (sysPs.isPrivileged()) { 8247 allowed = true; 8248 } 8249 } else { 8250 // The system apk may have been updated with an older 8251 // version of the one on the data partition, but which 8252 // granted a new system permission that it didn't have 8253 // before. In this case we do want to allow the app to 8254 // now get the new permission if the ancestral apk is 8255 // privileged to get it. 8256 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8257 for (int j=0; 8258 j<sysPs.pkg.requestedPermissions.size(); j++) { 8259 if (perm.equals( 8260 sysPs.pkg.requestedPermissions.get(j))) { 8261 allowed = true; 8262 break; 8263 } 8264 } 8265 } 8266 } 8267 } else { 8268 allowed = isPrivilegedApp(pkg); 8269 } 8270 } 8271 } 8272 if (!allowed && (bp.protectionLevel 8273 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8274 // For development permissions, a development permission 8275 // is granted only if it was already granted. 8276 allowed = origPermissions.hasInstallPermission(perm); 8277 } 8278 return allowed; 8279 } 8280 8281 final class ActivityIntentResolver 8282 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8283 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8284 boolean defaultOnly, int userId) { 8285 if (!sUserManager.exists(userId)) return null; 8286 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8287 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8288 } 8289 8290 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8291 int userId) { 8292 if (!sUserManager.exists(userId)) return null; 8293 mFlags = flags; 8294 return super.queryIntent(intent, resolvedType, 8295 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8296 } 8297 8298 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8299 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8300 if (!sUserManager.exists(userId)) return null; 8301 if (packageActivities == null) { 8302 return null; 8303 } 8304 mFlags = flags; 8305 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8306 final int N = packageActivities.size(); 8307 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8308 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8309 8310 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8311 for (int i = 0; i < N; ++i) { 8312 intentFilters = packageActivities.get(i).intents; 8313 if (intentFilters != null && intentFilters.size() > 0) { 8314 PackageParser.ActivityIntentInfo[] array = 8315 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8316 intentFilters.toArray(array); 8317 listCut.add(array); 8318 } 8319 } 8320 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8321 } 8322 8323 public final void addActivity(PackageParser.Activity a, String type) { 8324 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8325 mActivities.put(a.getComponentName(), a); 8326 if (DEBUG_SHOW_INFO) 8327 Log.v( 8328 TAG, " " + type + " " + 8329 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8330 if (DEBUG_SHOW_INFO) 8331 Log.v(TAG, " Class=" + a.info.name); 8332 final int NI = a.intents.size(); 8333 for (int j=0; j<NI; j++) { 8334 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8335 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8336 intent.setPriority(0); 8337 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8338 + a.className + " with priority > 0, forcing to 0"); 8339 } 8340 if (DEBUG_SHOW_INFO) { 8341 Log.v(TAG, " IntentFilter:"); 8342 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8343 } 8344 if (!intent.debugCheck()) { 8345 Log.w(TAG, "==> For Activity " + a.info.name); 8346 } 8347 addFilter(intent); 8348 } 8349 } 8350 8351 public final void removeActivity(PackageParser.Activity a, String type) { 8352 mActivities.remove(a.getComponentName()); 8353 if (DEBUG_SHOW_INFO) { 8354 Log.v(TAG, " " + type + " " 8355 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8356 : a.info.name) + ":"); 8357 Log.v(TAG, " Class=" + a.info.name); 8358 } 8359 final int NI = a.intents.size(); 8360 for (int j=0; j<NI; j++) { 8361 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8362 if (DEBUG_SHOW_INFO) { 8363 Log.v(TAG, " IntentFilter:"); 8364 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8365 } 8366 removeFilter(intent); 8367 } 8368 } 8369 8370 @Override 8371 protected boolean allowFilterResult( 8372 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8373 ActivityInfo filterAi = filter.activity.info; 8374 for (int i=dest.size()-1; i>=0; i--) { 8375 ActivityInfo destAi = dest.get(i).activityInfo; 8376 if (destAi.name == filterAi.name 8377 && destAi.packageName == filterAi.packageName) { 8378 return false; 8379 } 8380 } 8381 return true; 8382 } 8383 8384 @Override 8385 protected ActivityIntentInfo[] newArray(int size) { 8386 return new ActivityIntentInfo[size]; 8387 } 8388 8389 @Override 8390 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8391 if (!sUserManager.exists(userId)) return true; 8392 PackageParser.Package p = filter.activity.owner; 8393 if (p != null) { 8394 PackageSetting ps = (PackageSetting)p.mExtras; 8395 if (ps != null) { 8396 // System apps are never considered stopped for purposes of 8397 // filtering, because there may be no way for the user to 8398 // actually re-launch them. 8399 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8400 && ps.getStopped(userId); 8401 } 8402 } 8403 return false; 8404 } 8405 8406 @Override 8407 protected boolean isPackageForFilter(String packageName, 8408 PackageParser.ActivityIntentInfo info) { 8409 return packageName.equals(info.activity.owner.packageName); 8410 } 8411 8412 @Override 8413 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8414 int match, int userId) { 8415 if (!sUserManager.exists(userId)) return null; 8416 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8417 return null; 8418 } 8419 final PackageParser.Activity activity = info.activity; 8420 if (mSafeMode && (activity.info.applicationInfo.flags 8421 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8422 return null; 8423 } 8424 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8425 if (ps == null) { 8426 return null; 8427 } 8428 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8429 ps.readUserState(userId), userId); 8430 if (ai == null) { 8431 return null; 8432 } 8433 final ResolveInfo res = new ResolveInfo(); 8434 res.activityInfo = ai; 8435 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8436 res.filter = info; 8437 } 8438 if (info != null) { 8439 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8440 } 8441 res.priority = info.getPriority(); 8442 res.preferredOrder = activity.owner.mPreferredOrder; 8443 //System.out.println("Result: " + res.activityInfo.className + 8444 // " = " + res.priority); 8445 res.match = match; 8446 res.isDefault = info.hasDefault; 8447 res.labelRes = info.labelRes; 8448 res.nonLocalizedLabel = info.nonLocalizedLabel; 8449 if (userNeedsBadging(userId)) { 8450 res.noResourceId = true; 8451 } else { 8452 res.icon = info.icon; 8453 } 8454 res.iconResourceId = info.icon; 8455 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8456 return res; 8457 } 8458 8459 @Override 8460 protected void sortResults(List<ResolveInfo> results) { 8461 Collections.sort(results, mResolvePrioritySorter); 8462 } 8463 8464 @Override 8465 protected void dumpFilter(PrintWriter out, String prefix, 8466 PackageParser.ActivityIntentInfo filter) { 8467 out.print(prefix); out.print( 8468 Integer.toHexString(System.identityHashCode(filter.activity))); 8469 out.print(' '); 8470 filter.activity.printComponentShortName(out); 8471 out.print(" filter "); 8472 out.println(Integer.toHexString(System.identityHashCode(filter))); 8473 } 8474 8475 @Override 8476 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8477 return filter.activity; 8478 } 8479 8480 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8481 PackageParser.Activity activity = (PackageParser.Activity)label; 8482 out.print(prefix); out.print( 8483 Integer.toHexString(System.identityHashCode(activity))); 8484 out.print(' '); 8485 activity.printComponentShortName(out); 8486 if (count > 1) { 8487 out.print(" ("); out.print(count); out.print(" filters)"); 8488 } 8489 out.println(); 8490 } 8491 8492// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8493// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8494// final List<ResolveInfo> retList = Lists.newArrayList(); 8495// while (i.hasNext()) { 8496// final ResolveInfo resolveInfo = i.next(); 8497// if (isEnabledLP(resolveInfo.activityInfo)) { 8498// retList.add(resolveInfo); 8499// } 8500// } 8501// return retList; 8502// } 8503 8504 // Keys are String (activity class name), values are Activity. 8505 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8506 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8507 private int mFlags; 8508 } 8509 8510 private final class ServiceIntentResolver 8511 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8512 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8513 boolean defaultOnly, int userId) { 8514 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8515 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8516 } 8517 8518 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8519 int userId) { 8520 if (!sUserManager.exists(userId)) return null; 8521 mFlags = flags; 8522 return super.queryIntent(intent, resolvedType, 8523 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8524 } 8525 8526 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8527 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8528 if (!sUserManager.exists(userId)) return null; 8529 if (packageServices == null) { 8530 return null; 8531 } 8532 mFlags = flags; 8533 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8534 final int N = packageServices.size(); 8535 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8536 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8537 8538 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8539 for (int i = 0; i < N; ++i) { 8540 intentFilters = packageServices.get(i).intents; 8541 if (intentFilters != null && intentFilters.size() > 0) { 8542 PackageParser.ServiceIntentInfo[] array = 8543 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8544 intentFilters.toArray(array); 8545 listCut.add(array); 8546 } 8547 } 8548 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8549 } 8550 8551 public final void addService(PackageParser.Service s) { 8552 mServices.put(s.getComponentName(), s); 8553 if (DEBUG_SHOW_INFO) { 8554 Log.v(TAG, " " 8555 + (s.info.nonLocalizedLabel != null 8556 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8557 Log.v(TAG, " Class=" + s.info.name); 8558 } 8559 final int NI = s.intents.size(); 8560 int j; 8561 for (j=0; j<NI; j++) { 8562 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8563 if (DEBUG_SHOW_INFO) { 8564 Log.v(TAG, " IntentFilter:"); 8565 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8566 } 8567 if (!intent.debugCheck()) { 8568 Log.w(TAG, "==> For Service " + s.info.name); 8569 } 8570 addFilter(intent); 8571 } 8572 } 8573 8574 public final void removeService(PackageParser.Service s) { 8575 mServices.remove(s.getComponentName()); 8576 if (DEBUG_SHOW_INFO) { 8577 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8578 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8579 Log.v(TAG, " Class=" + s.info.name); 8580 } 8581 final int NI = s.intents.size(); 8582 int j; 8583 for (j=0; j<NI; j++) { 8584 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8585 if (DEBUG_SHOW_INFO) { 8586 Log.v(TAG, " IntentFilter:"); 8587 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8588 } 8589 removeFilter(intent); 8590 } 8591 } 8592 8593 @Override 8594 protected boolean allowFilterResult( 8595 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8596 ServiceInfo filterSi = filter.service.info; 8597 for (int i=dest.size()-1; i>=0; i--) { 8598 ServiceInfo destAi = dest.get(i).serviceInfo; 8599 if (destAi.name == filterSi.name 8600 && destAi.packageName == filterSi.packageName) { 8601 return false; 8602 } 8603 } 8604 return true; 8605 } 8606 8607 @Override 8608 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8609 return new PackageParser.ServiceIntentInfo[size]; 8610 } 8611 8612 @Override 8613 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8614 if (!sUserManager.exists(userId)) return true; 8615 PackageParser.Package p = filter.service.owner; 8616 if (p != null) { 8617 PackageSetting ps = (PackageSetting)p.mExtras; 8618 if (ps != null) { 8619 // System apps are never considered stopped for purposes of 8620 // filtering, because there may be no way for the user to 8621 // actually re-launch them. 8622 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8623 && ps.getStopped(userId); 8624 } 8625 } 8626 return false; 8627 } 8628 8629 @Override 8630 protected boolean isPackageForFilter(String packageName, 8631 PackageParser.ServiceIntentInfo info) { 8632 return packageName.equals(info.service.owner.packageName); 8633 } 8634 8635 @Override 8636 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8637 int match, int userId) { 8638 if (!sUserManager.exists(userId)) return null; 8639 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8640 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8641 return null; 8642 } 8643 final PackageParser.Service service = info.service; 8644 if (mSafeMode && (service.info.applicationInfo.flags 8645 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8646 return null; 8647 } 8648 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8649 if (ps == null) { 8650 return null; 8651 } 8652 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8653 ps.readUserState(userId), userId); 8654 if (si == null) { 8655 return null; 8656 } 8657 final ResolveInfo res = new ResolveInfo(); 8658 res.serviceInfo = si; 8659 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8660 res.filter = filter; 8661 } 8662 res.priority = info.getPriority(); 8663 res.preferredOrder = service.owner.mPreferredOrder; 8664 res.match = match; 8665 res.isDefault = info.hasDefault; 8666 res.labelRes = info.labelRes; 8667 res.nonLocalizedLabel = info.nonLocalizedLabel; 8668 res.icon = info.icon; 8669 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8670 return res; 8671 } 8672 8673 @Override 8674 protected void sortResults(List<ResolveInfo> results) { 8675 Collections.sort(results, mResolvePrioritySorter); 8676 } 8677 8678 @Override 8679 protected void dumpFilter(PrintWriter out, String prefix, 8680 PackageParser.ServiceIntentInfo filter) { 8681 out.print(prefix); out.print( 8682 Integer.toHexString(System.identityHashCode(filter.service))); 8683 out.print(' '); 8684 filter.service.printComponentShortName(out); 8685 out.print(" filter "); 8686 out.println(Integer.toHexString(System.identityHashCode(filter))); 8687 } 8688 8689 @Override 8690 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8691 return filter.service; 8692 } 8693 8694 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8695 PackageParser.Service service = (PackageParser.Service)label; 8696 out.print(prefix); out.print( 8697 Integer.toHexString(System.identityHashCode(service))); 8698 out.print(' '); 8699 service.printComponentShortName(out); 8700 if (count > 1) { 8701 out.print(" ("); out.print(count); out.print(" filters)"); 8702 } 8703 out.println(); 8704 } 8705 8706// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8707// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8708// final List<ResolveInfo> retList = Lists.newArrayList(); 8709// while (i.hasNext()) { 8710// final ResolveInfo resolveInfo = (ResolveInfo) i; 8711// if (isEnabledLP(resolveInfo.serviceInfo)) { 8712// retList.add(resolveInfo); 8713// } 8714// } 8715// return retList; 8716// } 8717 8718 // Keys are String (activity class name), values are Activity. 8719 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8720 = new ArrayMap<ComponentName, PackageParser.Service>(); 8721 private int mFlags; 8722 }; 8723 8724 private final class ProviderIntentResolver 8725 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8726 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8727 boolean defaultOnly, int userId) { 8728 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8729 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8730 } 8731 8732 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8733 int userId) { 8734 if (!sUserManager.exists(userId)) 8735 return null; 8736 mFlags = flags; 8737 return super.queryIntent(intent, resolvedType, 8738 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8739 } 8740 8741 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8742 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8743 if (!sUserManager.exists(userId)) 8744 return null; 8745 if (packageProviders == null) { 8746 return null; 8747 } 8748 mFlags = flags; 8749 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8750 final int N = packageProviders.size(); 8751 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8752 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8753 8754 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8755 for (int i = 0; i < N; ++i) { 8756 intentFilters = packageProviders.get(i).intents; 8757 if (intentFilters != null && intentFilters.size() > 0) { 8758 PackageParser.ProviderIntentInfo[] array = 8759 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8760 intentFilters.toArray(array); 8761 listCut.add(array); 8762 } 8763 } 8764 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8765 } 8766 8767 public final void addProvider(PackageParser.Provider p) { 8768 if (mProviders.containsKey(p.getComponentName())) { 8769 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8770 return; 8771 } 8772 8773 mProviders.put(p.getComponentName(), p); 8774 if (DEBUG_SHOW_INFO) { 8775 Log.v(TAG, " " 8776 + (p.info.nonLocalizedLabel != null 8777 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8778 Log.v(TAG, " Class=" + p.info.name); 8779 } 8780 final int NI = p.intents.size(); 8781 int j; 8782 for (j = 0; j < NI; j++) { 8783 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8784 if (DEBUG_SHOW_INFO) { 8785 Log.v(TAG, " IntentFilter:"); 8786 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8787 } 8788 if (!intent.debugCheck()) { 8789 Log.w(TAG, "==> For Provider " + p.info.name); 8790 } 8791 addFilter(intent); 8792 } 8793 } 8794 8795 public final void removeProvider(PackageParser.Provider p) { 8796 mProviders.remove(p.getComponentName()); 8797 if (DEBUG_SHOW_INFO) { 8798 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8799 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8800 Log.v(TAG, " Class=" + p.info.name); 8801 } 8802 final int NI = p.intents.size(); 8803 int j; 8804 for (j = 0; j < NI; j++) { 8805 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8806 if (DEBUG_SHOW_INFO) { 8807 Log.v(TAG, " IntentFilter:"); 8808 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8809 } 8810 removeFilter(intent); 8811 } 8812 } 8813 8814 @Override 8815 protected boolean allowFilterResult( 8816 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8817 ProviderInfo filterPi = filter.provider.info; 8818 for (int i = dest.size() - 1; i >= 0; i--) { 8819 ProviderInfo destPi = dest.get(i).providerInfo; 8820 if (destPi.name == filterPi.name 8821 && destPi.packageName == filterPi.packageName) { 8822 return false; 8823 } 8824 } 8825 return true; 8826 } 8827 8828 @Override 8829 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8830 return new PackageParser.ProviderIntentInfo[size]; 8831 } 8832 8833 @Override 8834 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8835 if (!sUserManager.exists(userId)) 8836 return true; 8837 PackageParser.Package p = filter.provider.owner; 8838 if (p != null) { 8839 PackageSetting ps = (PackageSetting) p.mExtras; 8840 if (ps != null) { 8841 // System apps are never considered stopped for purposes of 8842 // filtering, because there may be no way for the user to 8843 // actually re-launch them. 8844 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8845 && ps.getStopped(userId); 8846 } 8847 } 8848 return false; 8849 } 8850 8851 @Override 8852 protected boolean isPackageForFilter(String packageName, 8853 PackageParser.ProviderIntentInfo info) { 8854 return packageName.equals(info.provider.owner.packageName); 8855 } 8856 8857 @Override 8858 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8859 int match, int userId) { 8860 if (!sUserManager.exists(userId)) 8861 return null; 8862 final PackageParser.ProviderIntentInfo info = filter; 8863 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8864 return null; 8865 } 8866 final PackageParser.Provider provider = info.provider; 8867 if (mSafeMode && (provider.info.applicationInfo.flags 8868 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8869 return null; 8870 } 8871 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8872 if (ps == null) { 8873 return null; 8874 } 8875 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8876 ps.readUserState(userId), userId); 8877 if (pi == null) { 8878 return null; 8879 } 8880 final ResolveInfo res = new ResolveInfo(); 8881 res.providerInfo = pi; 8882 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8883 res.filter = filter; 8884 } 8885 res.priority = info.getPriority(); 8886 res.preferredOrder = provider.owner.mPreferredOrder; 8887 res.match = match; 8888 res.isDefault = info.hasDefault; 8889 res.labelRes = info.labelRes; 8890 res.nonLocalizedLabel = info.nonLocalizedLabel; 8891 res.icon = info.icon; 8892 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8893 return res; 8894 } 8895 8896 @Override 8897 protected void sortResults(List<ResolveInfo> results) { 8898 Collections.sort(results, mResolvePrioritySorter); 8899 } 8900 8901 @Override 8902 protected void dumpFilter(PrintWriter out, String prefix, 8903 PackageParser.ProviderIntentInfo filter) { 8904 out.print(prefix); 8905 out.print( 8906 Integer.toHexString(System.identityHashCode(filter.provider))); 8907 out.print(' '); 8908 filter.provider.printComponentShortName(out); 8909 out.print(" filter "); 8910 out.println(Integer.toHexString(System.identityHashCode(filter))); 8911 } 8912 8913 @Override 8914 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8915 return filter.provider; 8916 } 8917 8918 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8919 PackageParser.Provider provider = (PackageParser.Provider)label; 8920 out.print(prefix); out.print( 8921 Integer.toHexString(System.identityHashCode(provider))); 8922 out.print(' '); 8923 provider.printComponentShortName(out); 8924 if (count > 1) { 8925 out.print(" ("); out.print(count); out.print(" filters)"); 8926 } 8927 out.println(); 8928 } 8929 8930 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8931 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8932 private int mFlags; 8933 }; 8934 8935 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8936 new Comparator<ResolveInfo>() { 8937 public int compare(ResolveInfo r1, ResolveInfo r2) { 8938 int v1 = r1.priority; 8939 int v2 = r2.priority; 8940 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8941 if (v1 != v2) { 8942 return (v1 > v2) ? -1 : 1; 8943 } 8944 v1 = r1.preferredOrder; 8945 v2 = r2.preferredOrder; 8946 if (v1 != v2) { 8947 return (v1 > v2) ? -1 : 1; 8948 } 8949 if (r1.isDefault != r2.isDefault) { 8950 return r1.isDefault ? -1 : 1; 8951 } 8952 v1 = r1.match; 8953 v2 = r2.match; 8954 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8955 if (v1 != v2) { 8956 return (v1 > v2) ? -1 : 1; 8957 } 8958 if (r1.system != r2.system) { 8959 return r1.system ? -1 : 1; 8960 } 8961 return 0; 8962 } 8963 }; 8964 8965 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8966 new Comparator<ProviderInfo>() { 8967 public int compare(ProviderInfo p1, ProviderInfo p2) { 8968 final int v1 = p1.initOrder; 8969 final int v2 = p2.initOrder; 8970 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8971 } 8972 }; 8973 8974 final void sendPackageBroadcast(final String action, final String pkg, 8975 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8976 final int[] userIds) { 8977 mHandler.post(new Runnable() { 8978 @Override 8979 public void run() { 8980 try { 8981 final IActivityManager am = ActivityManagerNative.getDefault(); 8982 if (am == null) return; 8983 final int[] resolvedUserIds; 8984 if (userIds == null) { 8985 resolvedUserIds = am.getRunningUserIds(); 8986 } else { 8987 resolvedUserIds = userIds; 8988 } 8989 for (int id : resolvedUserIds) { 8990 final Intent intent = new Intent(action, 8991 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8992 if (extras != null) { 8993 intent.putExtras(extras); 8994 } 8995 if (targetPkg != null) { 8996 intent.setPackage(targetPkg); 8997 } 8998 // Modify the UID when posting to other users 8999 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9000 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9001 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9002 intent.putExtra(Intent.EXTRA_UID, uid); 9003 } 9004 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9005 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9006 if (DEBUG_BROADCASTS) { 9007 RuntimeException here = new RuntimeException("here"); 9008 here.fillInStackTrace(); 9009 Slog.d(TAG, "Sending to user " + id + ": " 9010 + intent.toShortString(false, true, false, false) 9011 + " " + intent.getExtras(), here); 9012 } 9013 am.broadcastIntent(null, intent, null, finishedReceiver, 9014 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9015 null, finishedReceiver != null, false, id); 9016 } 9017 } catch (RemoteException ex) { 9018 } 9019 } 9020 }); 9021 } 9022 9023 /** 9024 * Check if the external storage media is available. This is true if there 9025 * is a mounted external storage medium or if the external storage is 9026 * emulated. 9027 */ 9028 private boolean isExternalMediaAvailable() { 9029 return mMediaMounted || Environment.isExternalStorageEmulated(); 9030 } 9031 9032 @Override 9033 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9034 // writer 9035 synchronized (mPackages) { 9036 if (!isExternalMediaAvailable()) { 9037 // If the external storage is no longer mounted at this point, 9038 // the caller may not have been able to delete all of this 9039 // packages files and can not delete any more. Bail. 9040 return null; 9041 } 9042 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9043 if (lastPackage != null) { 9044 pkgs.remove(lastPackage); 9045 } 9046 if (pkgs.size() > 0) { 9047 return pkgs.get(0); 9048 } 9049 } 9050 return null; 9051 } 9052 9053 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9054 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9055 userId, andCode ? 1 : 0, packageName); 9056 if (mSystemReady) { 9057 msg.sendToTarget(); 9058 } else { 9059 if (mPostSystemReadyMessages == null) { 9060 mPostSystemReadyMessages = new ArrayList<>(); 9061 } 9062 mPostSystemReadyMessages.add(msg); 9063 } 9064 } 9065 9066 void startCleaningPackages() { 9067 // reader 9068 synchronized (mPackages) { 9069 if (!isExternalMediaAvailable()) { 9070 return; 9071 } 9072 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9073 return; 9074 } 9075 } 9076 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9077 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9078 IActivityManager am = ActivityManagerNative.getDefault(); 9079 if (am != null) { 9080 try { 9081 am.startService(null, intent, null, UserHandle.USER_OWNER); 9082 } catch (RemoteException e) { 9083 } 9084 } 9085 } 9086 9087 @Override 9088 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9089 int installFlags, String installerPackageName, VerificationParams verificationParams, 9090 String packageAbiOverride) { 9091 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9092 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9093 } 9094 9095 @Override 9096 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9097 int installFlags, String installerPackageName, VerificationParams verificationParams, 9098 String packageAbiOverride, int userId) { 9099 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9100 9101 final int callingUid = Binder.getCallingUid(); 9102 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9103 9104 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9105 try { 9106 if (observer != null) { 9107 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9108 } 9109 } catch (RemoteException re) { 9110 } 9111 return; 9112 } 9113 9114 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9115 installFlags |= PackageManager.INSTALL_FROM_ADB; 9116 9117 } else { 9118 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9119 // about installerPackageName. 9120 9121 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9122 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9123 } 9124 9125 UserHandle user; 9126 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9127 user = UserHandle.ALL; 9128 } else { 9129 user = new UserHandle(userId); 9130 } 9131 9132 // Only system components can circumvent runtime permissions when installing. 9133 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9134 && mContext.checkCallingOrSelfPermission(Manifest.permission 9135 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9136 throw new SecurityException("You need the " 9137 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9138 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9139 } 9140 9141 verificationParams.setInstallerUid(callingUid); 9142 9143 final File originFile = new File(originPath); 9144 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9145 9146 final Message msg = mHandler.obtainMessage(INIT_COPY); 9147 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9148 null, verificationParams, user, packageAbiOverride); 9149 mHandler.sendMessage(msg); 9150 } 9151 9152 void installStage(String packageName, File stagedDir, String stagedCid, 9153 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9154 String installerPackageName, int installerUid, UserHandle user) { 9155 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9156 params.referrerUri, installerUid, null); 9157 verifParams.setInstallerUid(installerUid); 9158 9159 final OriginInfo origin; 9160 if (stagedDir != null) { 9161 origin = OriginInfo.fromStagedFile(stagedDir); 9162 } else { 9163 origin = OriginInfo.fromStagedContainer(stagedCid); 9164 } 9165 9166 final Message msg = mHandler.obtainMessage(INIT_COPY); 9167 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9168 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9169 mHandler.sendMessage(msg); 9170 } 9171 9172 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9173 Bundle extras = new Bundle(1); 9174 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9175 9176 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9177 packageName, extras, null, null, new int[] {userId}); 9178 try { 9179 IActivityManager am = ActivityManagerNative.getDefault(); 9180 final boolean isSystem = 9181 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9182 if (isSystem && am.isUserRunning(userId, false)) { 9183 // The just-installed/enabled app is bundled on the system, so presumed 9184 // to be able to run automatically without needing an explicit launch. 9185 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9186 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9187 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9188 .setPackage(packageName); 9189 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9190 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9191 } 9192 } catch (RemoteException e) { 9193 // shouldn't happen 9194 Slog.w(TAG, "Unable to bootstrap installed package", e); 9195 } 9196 } 9197 9198 @Override 9199 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9200 int userId) { 9201 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9202 PackageSetting pkgSetting; 9203 final int uid = Binder.getCallingUid(); 9204 enforceCrossUserPermission(uid, userId, true, true, 9205 "setApplicationHiddenSetting for user " + userId); 9206 9207 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9208 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9209 return false; 9210 } 9211 9212 long callingId = Binder.clearCallingIdentity(); 9213 try { 9214 boolean sendAdded = false; 9215 boolean sendRemoved = false; 9216 // writer 9217 synchronized (mPackages) { 9218 pkgSetting = mSettings.mPackages.get(packageName); 9219 if (pkgSetting == null) { 9220 return false; 9221 } 9222 if (pkgSetting.getHidden(userId) != hidden) { 9223 pkgSetting.setHidden(hidden, userId); 9224 mSettings.writePackageRestrictionsLPr(userId); 9225 if (hidden) { 9226 sendRemoved = true; 9227 } else { 9228 sendAdded = true; 9229 } 9230 } 9231 } 9232 if (sendAdded) { 9233 sendPackageAddedForUser(packageName, pkgSetting, userId); 9234 return true; 9235 } 9236 if (sendRemoved) { 9237 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9238 "hiding pkg"); 9239 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9240 } 9241 } finally { 9242 Binder.restoreCallingIdentity(callingId); 9243 } 9244 return false; 9245 } 9246 9247 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9248 int userId) { 9249 final PackageRemovedInfo info = new PackageRemovedInfo(); 9250 info.removedPackage = packageName; 9251 info.removedUsers = new int[] {userId}; 9252 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9253 info.sendBroadcast(false, false, false); 9254 } 9255 9256 /** 9257 * Returns true if application is not found or there was an error. Otherwise it returns 9258 * the hidden state of the package for the given user. 9259 */ 9260 @Override 9261 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9262 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9263 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9264 false, "getApplicationHidden for user " + userId); 9265 PackageSetting pkgSetting; 9266 long callingId = Binder.clearCallingIdentity(); 9267 try { 9268 // writer 9269 synchronized (mPackages) { 9270 pkgSetting = mSettings.mPackages.get(packageName); 9271 if (pkgSetting == null) { 9272 return true; 9273 } 9274 return pkgSetting.getHidden(userId); 9275 } 9276 } finally { 9277 Binder.restoreCallingIdentity(callingId); 9278 } 9279 } 9280 9281 /** 9282 * @hide 9283 */ 9284 @Override 9285 public int installExistingPackageAsUser(String packageName, int userId) { 9286 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9287 null); 9288 PackageSetting pkgSetting; 9289 final int uid = Binder.getCallingUid(); 9290 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9291 + userId); 9292 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9293 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9294 } 9295 9296 long callingId = Binder.clearCallingIdentity(); 9297 try { 9298 boolean sendAdded = false; 9299 9300 // writer 9301 synchronized (mPackages) { 9302 pkgSetting = mSettings.mPackages.get(packageName); 9303 if (pkgSetting == null) { 9304 return PackageManager.INSTALL_FAILED_INVALID_URI; 9305 } 9306 if (!pkgSetting.getInstalled(userId)) { 9307 pkgSetting.setInstalled(true, userId); 9308 pkgSetting.setHidden(false, userId); 9309 mSettings.writePackageRestrictionsLPr(userId); 9310 sendAdded = true; 9311 } 9312 } 9313 9314 if (sendAdded) { 9315 sendPackageAddedForUser(packageName, pkgSetting, userId); 9316 } 9317 } finally { 9318 Binder.restoreCallingIdentity(callingId); 9319 } 9320 9321 return PackageManager.INSTALL_SUCCEEDED; 9322 } 9323 9324 boolean isUserRestricted(int userId, String restrictionKey) { 9325 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9326 if (restrictions.getBoolean(restrictionKey, false)) { 9327 Log.w(TAG, "User is restricted: " + restrictionKey); 9328 return true; 9329 } 9330 return false; 9331 } 9332 9333 @Override 9334 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9335 mContext.enforceCallingOrSelfPermission( 9336 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9337 "Only package verification agents can verify applications"); 9338 9339 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9340 final PackageVerificationResponse response = new PackageVerificationResponse( 9341 verificationCode, Binder.getCallingUid()); 9342 msg.arg1 = id; 9343 msg.obj = response; 9344 mHandler.sendMessage(msg); 9345 } 9346 9347 @Override 9348 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9349 long millisecondsToDelay) { 9350 mContext.enforceCallingOrSelfPermission( 9351 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9352 "Only package verification agents can extend verification timeouts"); 9353 9354 final PackageVerificationState state = mPendingVerification.get(id); 9355 final PackageVerificationResponse response = new PackageVerificationResponse( 9356 verificationCodeAtTimeout, Binder.getCallingUid()); 9357 9358 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9359 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9360 } 9361 if (millisecondsToDelay < 0) { 9362 millisecondsToDelay = 0; 9363 } 9364 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9365 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9366 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9367 } 9368 9369 if ((state != null) && !state.timeoutExtended()) { 9370 state.extendTimeout(); 9371 9372 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9373 msg.arg1 = id; 9374 msg.obj = response; 9375 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9376 } 9377 } 9378 9379 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9380 int verificationCode, UserHandle user) { 9381 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9382 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9383 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9384 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9385 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9386 9387 mContext.sendBroadcastAsUser(intent, user, 9388 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9389 } 9390 9391 private ComponentName matchComponentForVerifier(String packageName, 9392 List<ResolveInfo> receivers) { 9393 ActivityInfo targetReceiver = null; 9394 9395 final int NR = receivers.size(); 9396 for (int i = 0; i < NR; i++) { 9397 final ResolveInfo info = receivers.get(i); 9398 if (info.activityInfo == null) { 9399 continue; 9400 } 9401 9402 if (packageName.equals(info.activityInfo.packageName)) { 9403 targetReceiver = info.activityInfo; 9404 break; 9405 } 9406 } 9407 9408 if (targetReceiver == null) { 9409 return null; 9410 } 9411 9412 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9413 } 9414 9415 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9416 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9417 if (pkgInfo.verifiers.length == 0) { 9418 return null; 9419 } 9420 9421 final int N = pkgInfo.verifiers.length; 9422 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9423 for (int i = 0; i < N; i++) { 9424 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9425 9426 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9427 receivers); 9428 if (comp == null) { 9429 continue; 9430 } 9431 9432 final int verifierUid = getUidForVerifier(verifierInfo); 9433 if (verifierUid == -1) { 9434 continue; 9435 } 9436 9437 if (DEBUG_VERIFY) { 9438 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9439 + " with the correct signature"); 9440 } 9441 sufficientVerifiers.add(comp); 9442 verificationState.addSufficientVerifier(verifierUid); 9443 } 9444 9445 return sufficientVerifiers; 9446 } 9447 9448 private int getUidForVerifier(VerifierInfo verifierInfo) { 9449 synchronized (mPackages) { 9450 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9451 if (pkg == null) { 9452 return -1; 9453 } else if (pkg.mSignatures.length != 1) { 9454 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9455 + " has more than one signature; ignoring"); 9456 return -1; 9457 } 9458 9459 /* 9460 * If the public key of the package's signature does not match 9461 * our expected public key, then this is a different package and 9462 * we should skip. 9463 */ 9464 9465 final byte[] expectedPublicKey; 9466 try { 9467 final Signature verifierSig = pkg.mSignatures[0]; 9468 final PublicKey publicKey = verifierSig.getPublicKey(); 9469 expectedPublicKey = publicKey.getEncoded(); 9470 } catch (CertificateException e) { 9471 return -1; 9472 } 9473 9474 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9475 9476 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9477 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9478 + " does not have the expected public key; ignoring"); 9479 return -1; 9480 } 9481 9482 return pkg.applicationInfo.uid; 9483 } 9484 } 9485 9486 @Override 9487 public void finishPackageInstall(int token) { 9488 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9489 9490 if (DEBUG_INSTALL) { 9491 Slog.v(TAG, "BM finishing package install for " + token); 9492 } 9493 9494 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9495 mHandler.sendMessage(msg); 9496 } 9497 9498 /** 9499 * Get the verification agent timeout. 9500 * 9501 * @return verification timeout in milliseconds 9502 */ 9503 private long getVerificationTimeout() { 9504 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9505 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9506 DEFAULT_VERIFICATION_TIMEOUT); 9507 } 9508 9509 /** 9510 * Get the default verification agent response code. 9511 * 9512 * @return default verification response code 9513 */ 9514 private int getDefaultVerificationResponse() { 9515 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9516 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9517 DEFAULT_VERIFICATION_RESPONSE); 9518 } 9519 9520 /** 9521 * Check whether or not package verification has been enabled. 9522 * 9523 * @return true if verification should be performed 9524 */ 9525 private boolean isVerificationEnabled(int userId, int installFlags) { 9526 if (!DEFAULT_VERIFY_ENABLE) { 9527 return false; 9528 } 9529 9530 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9531 9532 // Check if installing from ADB 9533 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9534 // Do not run verification in a test harness environment 9535 if (ActivityManager.isRunningInTestHarness()) { 9536 return false; 9537 } 9538 if (ensureVerifyAppsEnabled) { 9539 return true; 9540 } 9541 // Check if the developer does not want package verification for ADB installs 9542 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9543 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9544 return false; 9545 } 9546 } 9547 9548 if (ensureVerifyAppsEnabled) { 9549 return true; 9550 } 9551 9552 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9553 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9554 } 9555 9556 @Override 9557 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9558 throws RemoteException { 9559 mContext.enforceCallingOrSelfPermission( 9560 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9561 "Only intentfilter verification agents can verify applications"); 9562 9563 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9564 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9565 Binder.getCallingUid(), verificationCode, failedDomains); 9566 msg.arg1 = id; 9567 msg.obj = response; 9568 mHandler.sendMessage(msg); 9569 } 9570 9571 @Override 9572 public int getIntentVerificationStatus(String packageName, int userId) { 9573 synchronized (mPackages) { 9574 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9575 } 9576 } 9577 9578 @Override 9579 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9580 boolean result = false; 9581 synchronized (mPackages) { 9582 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9583 } 9584 if (result) { 9585 scheduleWritePackageRestrictionsLocked(userId); 9586 } 9587 return result; 9588 } 9589 9590 @Override 9591 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9592 synchronized (mPackages) { 9593 return mSettings.getIntentFilterVerificationsLPr(packageName); 9594 } 9595 } 9596 9597 @Override 9598 public List<IntentFilter> getAllIntentFilters(String packageName) { 9599 if (TextUtils.isEmpty(packageName)) { 9600 return Collections.<IntentFilter>emptyList(); 9601 } 9602 synchronized (mPackages) { 9603 PackageParser.Package pkg = mPackages.get(packageName); 9604 if (pkg == null || pkg.activities == null) { 9605 return Collections.<IntentFilter>emptyList(); 9606 } 9607 final int count = pkg.activities.size(); 9608 ArrayList<IntentFilter> result = new ArrayList<>(); 9609 for (int n=0; n<count; n++) { 9610 PackageParser.Activity activity = pkg.activities.get(n); 9611 if (activity.intents != null || activity.intents.size() > 0) { 9612 result.addAll(activity.intents); 9613 } 9614 } 9615 return result; 9616 } 9617 } 9618 9619 @Override 9620 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9621 synchronized (mPackages) { 9622 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9623 if (packageName != null) { 9624 result |= updateIntentVerificationStatus(packageName, 9625 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9626 UserHandle.myUserId()); 9627 } 9628 return result; 9629 } 9630 } 9631 9632 @Override 9633 public String getDefaultBrowserPackageName(int userId) { 9634 synchronized (mPackages) { 9635 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9636 } 9637 } 9638 9639 /** 9640 * Get the "allow unknown sources" setting. 9641 * 9642 * @return the current "allow unknown sources" setting 9643 */ 9644 private int getUnknownSourcesSettings() { 9645 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9646 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9647 -1); 9648 } 9649 9650 @Override 9651 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9652 final int uid = Binder.getCallingUid(); 9653 // writer 9654 synchronized (mPackages) { 9655 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9656 if (targetPackageSetting == null) { 9657 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9658 } 9659 9660 PackageSetting installerPackageSetting; 9661 if (installerPackageName != null) { 9662 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9663 if (installerPackageSetting == null) { 9664 throw new IllegalArgumentException("Unknown installer package: " 9665 + installerPackageName); 9666 } 9667 } else { 9668 installerPackageSetting = null; 9669 } 9670 9671 Signature[] callerSignature; 9672 Object obj = mSettings.getUserIdLPr(uid); 9673 if (obj != null) { 9674 if (obj instanceof SharedUserSetting) { 9675 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9676 } else if (obj instanceof PackageSetting) { 9677 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9678 } else { 9679 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9680 } 9681 } else { 9682 throw new SecurityException("Unknown calling uid " + uid); 9683 } 9684 9685 // Verify: can't set installerPackageName to a package that is 9686 // not signed with the same cert as the caller. 9687 if (installerPackageSetting != null) { 9688 if (compareSignatures(callerSignature, 9689 installerPackageSetting.signatures.mSignatures) 9690 != PackageManager.SIGNATURE_MATCH) { 9691 throw new SecurityException( 9692 "Caller does not have same cert as new installer package " 9693 + installerPackageName); 9694 } 9695 } 9696 9697 // Verify: if target already has an installer package, it must 9698 // be signed with the same cert as the caller. 9699 if (targetPackageSetting.installerPackageName != null) { 9700 PackageSetting setting = mSettings.mPackages.get( 9701 targetPackageSetting.installerPackageName); 9702 // If the currently set package isn't valid, then it's always 9703 // okay to change it. 9704 if (setting != null) { 9705 if (compareSignatures(callerSignature, 9706 setting.signatures.mSignatures) 9707 != PackageManager.SIGNATURE_MATCH) { 9708 throw new SecurityException( 9709 "Caller does not have same cert as old installer package " 9710 + targetPackageSetting.installerPackageName); 9711 } 9712 } 9713 } 9714 9715 // Okay! 9716 targetPackageSetting.installerPackageName = installerPackageName; 9717 scheduleWriteSettingsLocked(); 9718 } 9719 } 9720 9721 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9722 // Queue up an async operation since the package installation may take a little while. 9723 mHandler.post(new Runnable() { 9724 public void run() { 9725 mHandler.removeCallbacks(this); 9726 // Result object to be returned 9727 PackageInstalledInfo res = new PackageInstalledInfo(); 9728 res.returnCode = currentStatus; 9729 res.uid = -1; 9730 res.pkg = null; 9731 res.removedInfo = new PackageRemovedInfo(); 9732 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9733 args.doPreInstall(res.returnCode); 9734 synchronized (mInstallLock) { 9735 installPackageLI(args, res); 9736 } 9737 args.doPostInstall(res.returnCode, res.uid); 9738 } 9739 9740 // A restore should be performed at this point if (a) the install 9741 // succeeded, (b) the operation is not an update, and (c) the new 9742 // package has not opted out of backup participation. 9743 final boolean update = res.removedInfo.removedPackage != null; 9744 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9745 boolean doRestore = !update 9746 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9747 9748 // Set up the post-install work request bookkeeping. This will be used 9749 // and cleaned up by the post-install event handling regardless of whether 9750 // there's a restore pass performed. Token values are >= 1. 9751 int token; 9752 if (mNextInstallToken < 0) mNextInstallToken = 1; 9753 token = mNextInstallToken++; 9754 9755 PostInstallData data = new PostInstallData(args, res); 9756 mRunningInstalls.put(token, data); 9757 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9758 9759 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9760 // Pass responsibility to the Backup Manager. It will perform a 9761 // restore if appropriate, then pass responsibility back to the 9762 // Package Manager to run the post-install observer callbacks 9763 // and broadcasts. 9764 IBackupManager bm = IBackupManager.Stub.asInterface( 9765 ServiceManager.getService(Context.BACKUP_SERVICE)); 9766 if (bm != null) { 9767 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9768 + " to BM for possible restore"); 9769 try { 9770 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9771 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9772 } else { 9773 doRestore = false; 9774 } 9775 } catch (RemoteException e) { 9776 // can't happen; the backup manager is local 9777 } catch (Exception e) { 9778 Slog.e(TAG, "Exception trying to enqueue restore", e); 9779 doRestore = false; 9780 } 9781 } else { 9782 Slog.e(TAG, "Backup Manager not found!"); 9783 doRestore = false; 9784 } 9785 } 9786 9787 if (!doRestore) { 9788 // No restore possible, or the Backup Manager was mysteriously not 9789 // available -- just fire the post-install work request directly. 9790 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9791 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9792 mHandler.sendMessage(msg); 9793 } 9794 } 9795 }); 9796 } 9797 9798 private abstract class HandlerParams { 9799 private static final int MAX_RETRIES = 4; 9800 9801 /** 9802 * Number of times startCopy() has been attempted and had a non-fatal 9803 * error. 9804 */ 9805 private int mRetries = 0; 9806 9807 /** User handle for the user requesting the information or installation. */ 9808 private final UserHandle mUser; 9809 9810 HandlerParams(UserHandle user) { 9811 mUser = user; 9812 } 9813 9814 UserHandle getUser() { 9815 return mUser; 9816 } 9817 9818 final boolean startCopy() { 9819 boolean res; 9820 try { 9821 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9822 9823 if (++mRetries > MAX_RETRIES) { 9824 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9825 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9826 handleServiceError(); 9827 return false; 9828 } else { 9829 handleStartCopy(); 9830 res = true; 9831 } 9832 } catch (RemoteException e) { 9833 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9834 mHandler.sendEmptyMessage(MCS_RECONNECT); 9835 res = false; 9836 } 9837 handleReturnCode(); 9838 return res; 9839 } 9840 9841 final void serviceError() { 9842 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9843 handleServiceError(); 9844 handleReturnCode(); 9845 } 9846 9847 abstract void handleStartCopy() throws RemoteException; 9848 abstract void handleServiceError(); 9849 abstract void handleReturnCode(); 9850 } 9851 9852 class MeasureParams extends HandlerParams { 9853 private final PackageStats mStats; 9854 private boolean mSuccess; 9855 9856 private final IPackageStatsObserver mObserver; 9857 9858 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9859 super(new UserHandle(stats.userHandle)); 9860 mObserver = observer; 9861 mStats = stats; 9862 } 9863 9864 @Override 9865 public String toString() { 9866 return "MeasureParams{" 9867 + Integer.toHexString(System.identityHashCode(this)) 9868 + " " + mStats.packageName + "}"; 9869 } 9870 9871 @Override 9872 void handleStartCopy() throws RemoteException { 9873 synchronized (mInstallLock) { 9874 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9875 } 9876 9877 if (mSuccess) { 9878 final boolean mounted; 9879 if (Environment.isExternalStorageEmulated()) { 9880 mounted = true; 9881 } else { 9882 final String status = Environment.getExternalStorageState(); 9883 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9884 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9885 } 9886 9887 if (mounted) { 9888 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9889 9890 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9891 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9892 9893 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9894 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9895 9896 // Always subtract cache size, since it's a subdirectory 9897 mStats.externalDataSize -= mStats.externalCacheSize; 9898 9899 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9900 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9901 9902 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9903 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9904 } 9905 } 9906 } 9907 9908 @Override 9909 void handleReturnCode() { 9910 if (mObserver != null) { 9911 try { 9912 mObserver.onGetStatsCompleted(mStats, mSuccess); 9913 } catch (RemoteException e) { 9914 Slog.i(TAG, "Observer no longer exists."); 9915 } 9916 } 9917 } 9918 9919 @Override 9920 void handleServiceError() { 9921 Slog.e(TAG, "Could not measure application " + mStats.packageName 9922 + " external storage"); 9923 } 9924 } 9925 9926 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9927 throws RemoteException { 9928 long result = 0; 9929 for (File path : paths) { 9930 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9931 } 9932 return result; 9933 } 9934 9935 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9936 for (File path : paths) { 9937 try { 9938 mcs.clearDirectory(path.getAbsolutePath()); 9939 } catch (RemoteException e) { 9940 } 9941 } 9942 } 9943 9944 static class OriginInfo { 9945 /** 9946 * Location where install is coming from, before it has been 9947 * copied/renamed into place. This could be a single monolithic APK 9948 * file, or a cluster directory. This location may be untrusted. 9949 */ 9950 final File file; 9951 final String cid; 9952 9953 /** 9954 * Flag indicating that {@link #file} or {@link #cid} has already been 9955 * staged, meaning downstream users don't need to defensively copy the 9956 * contents. 9957 */ 9958 final boolean staged; 9959 9960 /** 9961 * Flag indicating that {@link #file} or {@link #cid} is an already 9962 * installed app that is being moved. 9963 */ 9964 final boolean existing; 9965 9966 final String resolvedPath; 9967 final File resolvedFile; 9968 9969 static OriginInfo fromNothing() { 9970 return new OriginInfo(null, null, false, false); 9971 } 9972 9973 static OriginInfo fromUntrustedFile(File file) { 9974 return new OriginInfo(file, null, false, false); 9975 } 9976 9977 static OriginInfo fromExistingFile(File file) { 9978 return new OriginInfo(file, null, false, true); 9979 } 9980 9981 static OriginInfo fromStagedFile(File file) { 9982 return new OriginInfo(file, null, true, false); 9983 } 9984 9985 static OriginInfo fromStagedContainer(String cid) { 9986 return new OriginInfo(null, cid, true, false); 9987 } 9988 9989 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9990 this.file = file; 9991 this.cid = cid; 9992 this.staged = staged; 9993 this.existing = existing; 9994 9995 if (cid != null) { 9996 resolvedPath = PackageHelper.getSdDir(cid); 9997 resolvedFile = new File(resolvedPath); 9998 } else if (file != null) { 9999 resolvedPath = file.getAbsolutePath(); 10000 resolvedFile = file; 10001 } else { 10002 resolvedPath = null; 10003 resolvedFile = null; 10004 } 10005 } 10006 } 10007 10008 class MoveInfo { 10009 final int moveId; 10010 final String fromUuid; 10011 final String toUuid; 10012 final String packageName; 10013 final String dataAppName; 10014 final int appId; 10015 final String seinfo; 10016 10017 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10018 String dataAppName, int appId, String seinfo) { 10019 this.moveId = moveId; 10020 this.fromUuid = fromUuid; 10021 this.toUuid = toUuid; 10022 this.packageName = packageName; 10023 this.dataAppName = dataAppName; 10024 this.appId = appId; 10025 this.seinfo = seinfo; 10026 } 10027 } 10028 10029 class InstallParams extends HandlerParams { 10030 final OriginInfo origin; 10031 final MoveInfo move; 10032 final IPackageInstallObserver2 observer; 10033 int installFlags; 10034 final String installerPackageName; 10035 final String volumeUuid; 10036 final VerificationParams verificationParams; 10037 private InstallArgs mArgs; 10038 private int mRet; 10039 final String packageAbiOverride; 10040 10041 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10042 int installFlags, String installerPackageName, String volumeUuid, 10043 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10044 super(user); 10045 this.origin = origin; 10046 this.move = move; 10047 this.observer = observer; 10048 this.installFlags = installFlags; 10049 this.installerPackageName = installerPackageName; 10050 this.volumeUuid = volumeUuid; 10051 this.verificationParams = verificationParams; 10052 this.packageAbiOverride = packageAbiOverride; 10053 } 10054 10055 @Override 10056 public String toString() { 10057 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10058 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10059 } 10060 10061 public ManifestDigest getManifestDigest() { 10062 if (verificationParams == null) { 10063 return null; 10064 } 10065 return verificationParams.getManifestDigest(); 10066 } 10067 10068 private int installLocationPolicy(PackageInfoLite pkgLite) { 10069 String packageName = pkgLite.packageName; 10070 int installLocation = pkgLite.installLocation; 10071 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10072 // reader 10073 synchronized (mPackages) { 10074 PackageParser.Package pkg = mPackages.get(packageName); 10075 if (pkg != null) { 10076 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10077 // Check for downgrading. 10078 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10079 try { 10080 checkDowngrade(pkg, pkgLite); 10081 } catch (PackageManagerException e) { 10082 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10083 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10084 } 10085 } 10086 // Check for updated system application. 10087 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10088 if (onSd) { 10089 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10090 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10091 } 10092 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10093 } else { 10094 if (onSd) { 10095 // Install flag overrides everything. 10096 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10097 } 10098 // If current upgrade specifies particular preference 10099 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10100 // Application explicitly specified internal. 10101 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10102 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10103 // App explictly prefers external. Let policy decide 10104 } else { 10105 // Prefer previous location 10106 if (isExternal(pkg)) { 10107 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10108 } 10109 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10110 } 10111 } 10112 } else { 10113 // Invalid install. Return error code 10114 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10115 } 10116 } 10117 } 10118 // All the special cases have been taken care of. 10119 // Return result based on recommended install location. 10120 if (onSd) { 10121 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10122 } 10123 return pkgLite.recommendedInstallLocation; 10124 } 10125 10126 /* 10127 * Invoke remote method to get package information and install 10128 * location values. Override install location based on default 10129 * policy if needed and then create install arguments based 10130 * on the install location. 10131 */ 10132 public void handleStartCopy() throws RemoteException { 10133 int ret = PackageManager.INSTALL_SUCCEEDED; 10134 10135 // If we're already staged, we've firmly committed to an install location 10136 if (origin.staged) { 10137 if (origin.file != null) { 10138 installFlags |= PackageManager.INSTALL_INTERNAL; 10139 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10140 } else if (origin.cid != null) { 10141 installFlags |= PackageManager.INSTALL_EXTERNAL; 10142 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10143 } else { 10144 throw new IllegalStateException("Invalid stage location"); 10145 } 10146 } 10147 10148 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10149 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10150 10151 PackageInfoLite pkgLite = null; 10152 10153 if (onInt && onSd) { 10154 // Check if both bits are set. 10155 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10156 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10157 } else { 10158 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10159 packageAbiOverride); 10160 10161 /* 10162 * If we have too little free space, try to free cache 10163 * before giving up. 10164 */ 10165 if (!origin.staged && pkgLite.recommendedInstallLocation 10166 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10167 // TODO: focus freeing disk space on the target device 10168 final StorageManager storage = StorageManager.from(mContext); 10169 final long lowThreshold = storage.getStorageLowBytes( 10170 Environment.getDataDirectory()); 10171 10172 final long sizeBytes = mContainerService.calculateInstalledSize( 10173 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10174 10175 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10176 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10177 installFlags, packageAbiOverride); 10178 } 10179 10180 /* 10181 * The cache free must have deleted the file we 10182 * downloaded to install. 10183 * 10184 * TODO: fix the "freeCache" call to not delete 10185 * the file we care about. 10186 */ 10187 if (pkgLite.recommendedInstallLocation 10188 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10189 pkgLite.recommendedInstallLocation 10190 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10191 } 10192 } 10193 } 10194 10195 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10196 int loc = pkgLite.recommendedInstallLocation; 10197 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10198 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10199 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10200 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10201 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10202 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10203 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10204 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10205 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10206 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10207 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10208 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10209 } else { 10210 // Override with defaults if needed. 10211 loc = installLocationPolicy(pkgLite); 10212 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10213 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10214 } else if (!onSd && !onInt) { 10215 // Override install location with flags 10216 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10217 // Set the flag to install on external media. 10218 installFlags |= PackageManager.INSTALL_EXTERNAL; 10219 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10220 } else { 10221 // Make sure the flag for installing on external 10222 // media is unset 10223 installFlags |= PackageManager.INSTALL_INTERNAL; 10224 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10225 } 10226 } 10227 } 10228 } 10229 10230 final InstallArgs args = createInstallArgs(this); 10231 mArgs = args; 10232 10233 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10234 /* 10235 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10236 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10237 */ 10238 int userIdentifier = getUser().getIdentifier(); 10239 if (userIdentifier == UserHandle.USER_ALL 10240 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10241 userIdentifier = UserHandle.USER_OWNER; 10242 } 10243 10244 /* 10245 * Determine if we have any installed package verifiers. If we 10246 * do, then we'll defer to them to verify the packages. 10247 */ 10248 final int requiredUid = mRequiredVerifierPackage == null ? -1 10249 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10250 if (!origin.existing && requiredUid != -1 10251 && isVerificationEnabled(userIdentifier, installFlags)) { 10252 final Intent verification = new Intent( 10253 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10254 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10255 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10256 PACKAGE_MIME_TYPE); 10257 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10258 10259 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10260 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10261 0 /* TODO: Which userId? */); 10262 10263 if (DEBUG_VERIFY) { 10264 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10265 + verification.toString() + " with " + pkgLite.verifiers.length 10266 + " optional verifiers"); 10267 } 10268 10269 final int verificationId = mPendingVerificationToken++; 10270 10271 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10272 10273 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10274 installerPackageName); 10275 10276 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10277 installFlags); 10278 10279 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10280 pkgLite.packageName); 10281 10282 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10283 pkgLite.versionCode); 10284 10285 if (verificationParams != null) { 10286 if (verificationParams.getVerificationURI() != null) { 10287 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10288 verificationParams.getVerificationURI()); 10289 } 10290 if (verificationParams.getOriginatingURI() != null) { 10291 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10292 verificationParams.getOriginatingURI()); 10293 } 10294 if (verificationParams.getReferrer() != null) { 10295 verification.putExtra(Intent.EXTRA_REFERRER, 10296 verificationParams.getReferrer()); 10297 } 10298 if (verificationParams.getOriginatingUid() >= 0) { 10299 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10300 verificationParams.getOriginatingUid()); 10301 } 10302 if (verificationParams.getInstallerUid() >= 0) { 10303 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10304 verificationParams.getInstallerUid()); 10305 } 10306 } 10307 10308 final PackageVerificationState verificationState = new PackageVerificationState( 10309 requiredUid, args); 10310 10311 mPendingVerification.append(verificationId, verificationState); 10312 10313 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10314 receivers, verificationState); 10315 10316 /* 10317 * If any sufficient verifiers were listed in the package 10318 * manifest, attempt to ask them. 10319 */ 10320 if (sufficientVerifiers != null) { 10321 final int N = sufficientVerifiers.size(); 10322 if (N == 0) { 10323 Slog.i(TAG, "Additional verifiers required, but none installed."); 10324 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10325 } else { 10326 for (int i = 0; i < N; i++) { 10327 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10328 10329 final Intent sufficientIntent = new Intent(verification); 10330 sufficientIntent.setComponent(verifierComponent); 10331 10332 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10333 } 10334 } 10335 } 10336 10337 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10338 mRequiredVerifierPackage, receivers); 10339 if (ret == PackageManager.INSTALL_SUCCEEDED 10340 && mRequiredVerifierPackage != null) { 10341 /* 10342 * Send the intent to the required verification agent, 10343 * but only start the verification timeout after the 10344 * target BroadcastReceivers have run. 10345 */ 10346 verification.setComponent(requiredVerifierComponent); 10347 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10348 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10349 new BroadcastReceiver() { 10350 @Override 10351 public void onReceive(Context context, Intent intent) { 10352 final Message msg = mHandler 10353 .obtainMessage(CHECK_PENDING_VERIFICATION); 10354 msg.arg1 = verificationId; 10355 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10356 } 10357 }, null, 0, null, null); 10358 10359 /* 10360 * We don't want the copy to proceed until verification 10361 * succeeds, so null out this field. 10362 */ 10363 mArgs = null; 10364 } 10365 } else { 10366 /* 10367 * No package verification is enabled, so immediately start 10368 * the remote call to initiate copy using temporary file. 10369 */ 10370 ret = args.copyApk(mContainerService, true); 10371 } 10372 } 10373 10374 mRet = ret; 10375 } 10376 10377 @Override 10378 void handleReturnCode() { 10379 // If mArgs is null, then MCS couldn't be reached. When it 10380 // reconnects, it will try again to install. At that point, this 10381 // will succeed. 10382 if (mArgs != null) { 10383 processPendingInstall(mArgs, mRet); 10384 } 10385 } 10386 10387 @Override 10388 void handleServiceError() { 10389 mArgs = createInstallArgs(this); 10390 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10391 } 10392 10393 public boolean isForwardLocked() { 10394 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10395 } 10396 } 10397 10398 /** 10399 * Used during creation of InstallArgs 10400 * 10401 * @param installFlags package installation flags 10402 * @return true if should be installed on external storage 10403 */ 10404 private static boolean installOnExternalAsec(int installFlags) { 10405 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10406 return false; 10407 } 10408 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10409 return true; 10410 } 10411 return false; 10412 } 10413 10414 /** 10415 * Used during creation of InstallArgs 10416 * 10417 * @param installFlags package installation flags 10418 * @return true if should be installed as forward locked 10419 */ 10420 private static boolean installForwardLocked(int installFlags) { 10421 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10422 } 10423 10424 private InstallArgs createInstallArgs(InstallParams params) { 10425 if (params.move != null) { 10426 return new MoveInstallArgs(params); 10427 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10428 return new AsecInstallArgs(params); 10429 } else { 10430 return new FileInstallArgs(params); 10431 } 10432 } 10433 10434 /** 10435 * Create args that describe an existing installed package. Typically used 10436 * when cleaning up old installs, or used as a move source. 10437 */ 10438 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10439 String resourcePath, String[] instructionSets) { 10440 final boolean isInAsec; 10441 if (installOnExternalAsec(installFlags)) { 10442 /* Apps on SD card are always in ASEC containers. */ 10443 isInAsec = true; 10444 } else if (installForwardLocked(installFlags) 10445 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10446 /* 10447 * Forward-locked apps are only in ASEC containers if they're the 10448 * new style 10449 */ 10450 isInAsec = true; 10451 } else { 10452 isInAsec = false; 10453 } 10454 10455 if (isInAsec) { 10456 return new AsecInstallArgs(codePath, instructionSets, 10457 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10458 } else { 10459 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10460 } 10461 } 10462 10463 static abstract class InstallArgs { 10464 /** @see InstallParams#origin */ 10465 final OriginInfo origin; 10466 /** @see InstallParams#move */ 10467 final MoveInfo move; 10468 10469 final IPackageInstallObserver2 observer; 10470 // Always refers to PackageManager flags only 10471 final int installFlags; 10472 final String installerPackageName; 10473 final String volumeUuid; 10474 final ManifestDigest manifestDigest; 10475 final UserHandle user; 10476 final String abiOverride; 10477 10478 // The list of instruction sets supported by this app. This is currently 10479 // only used during the rmdex() phase to clean up resources. We can get rid of this 10480 // if we move dex files under the common app path. 10481 /* nullable */ String[] instructionSets; 10482 10483 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10484 int installFlags, String installerPackageName, String volumeUuid, 10485 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10486 String abiOverride) { 10487 this.origin = origin; 10488 this.move = move; 10489 this.installFlags = installFlags; 10490 this.observer = observer; 10491 this.installerPackageName = installerPackageName; 10492 this.volumeUuid = volumeUuid; 10493 this.manifestDigest = manifestDigest; 10494 this.user = user; 10495 this.instructionSets = instructionSets; 10496 this.abiOverride = abiOverride; 10497 } 10498 10499 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10500 abstract int doPreInstall(int status); 10501 10502 /** 10503 * Rename package into final resting place. All paths on the given 10504 * scanned package should be updated to reflect the rename. 10505 */ 10506 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10507 abstract int doPostInstall(int status, int uid); 10508 10509 /** @see PackageSettingBase#codePathString */ 10510 abstract String getCodePath(); 10511 /** @see PackageSettingBase#resourcePathString */ 10512 abstract String getResourcePath(); 10513 10514 // Need installer lock especially for dex file removal. 10515 abstract void cleanUpResourcesLI(); 10516 abstract boolean doPostDeleteLI(boolean delete); 10517 10518 /** 10519 * Called before the source arguments are copied. This is used mostly 10520 * for MoveParams when it needs to read the source file to put it in the 10521 * destination. 10522 */ 10523 int doPreCopy() { 10524 return PackageManager.INSTALL_SUCCEEDED; 10525 } 10526 10527 /** 10528 * Called after the source arguments are copied. This is used mostly for 10529 * MoveParams when it needs to read the source file to put it in the 10530 * destination. 10531 * 10532 * @return 10533 */ 10534 int doPostCopy(int uid) { 10535 return PackageManager.INSTALL_SUCCEEDED; 10536 } 10537 10538 protected boolean isFwdLocked() { 10539 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10540 } 10541 10542 protected boolean isExternalAsec() { 10543 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10544 } 10545 10546 UserHandle getUser() { 10547 return user; 10548 } 10549 } 10550 10551 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10552 if (!allCodePaths.isEmpty()) { 10553 if (instructionSets == null) { 10554 throw new IllegalStateException("instructionSet == null"); 10555 } 10556 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10557 for (String codePath : allCodePaths) { 10558 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10559 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10560 if (retCode < 0) { 10561 Slog.w(TAG, "Couldn't remove dex file for package: " 10562 + " at location " + codePath + ", retcode=" + retCode); 10563 // we don't consider this to be a failure of the core package deletion 10564 } 10565 } 10566 } 10567 } 10568 } 10569 10570 /** 10571 * Logic to handle installation of non-ASEC applications, including copying 10572 * and renaming logic. 10573 */ 10574 class FileInstallArgs extends InstallArgs { 10575 private File codeFile; 10576 private File resourceFile; 10577 10578 // Example topology: 10579 // /data/app/com.example/base.apk 10580 // /data/app/com.example/split_foo.apk 10581 // /data/app/com.example/lib/arm/libfoo.so 10582 // /data/app/com.example/lib/arm64/libfoo.so 10583 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10584 10585 /** New install */ 10586 FileInstallArgs(InstallParams params) { 10587 super(params.origin, params.move, params.observer, params.installFlags, 10588 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10589 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10590 if (isFwdLocked()) { 10591 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10592 } 10593 } 10594 10595 /** Existing install */ 10596 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10597 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10598 null); 10599 this.codeFile = (codePath != null) ? new File(codePath) : null; 10600 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10601 } 10602 10603 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10604 if (origin.staged) { 10605 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10606 codeFile = origin.file; 10607 resourceFile = origin.file; 10608 return PackageManager.INSTALL_SUCCEEDED; 10609 } 10610 10611 try { 10612 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10613 codeFile = tempDir; 10614 resourceFile = tempDir; 10615 } catch (IOException e) { 10616 Slog.w(TAG, "Failed to create copy file: " + e); 10617 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10618 } 10619 10620 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10621 @Override 10622 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10623 if (!FileUtils.isValidExtFilename(name)) { 10624 throw new IllegalArgumentException("Invalid filename: " + name); 10625 } 10626 try { 10627 final File file = new File(codeFile, name); 10628 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10629 O_RDWR | O_CREAT, 0644); 10630 Os.chmod(file.getAbsolutePath(), 0644); 10631 return new ParcelFileDescriptor(fd); 10632 } catch (ErrnoException e) { 10633 throw new RemoteException("Failed to open: " + e.getMessage()); 10634 } 10635 } 10636 }; 10637 10638 int ret = PackageManager.INSTALL_SUCCEEDED; 10639 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10640 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10641 Slog.e(TAG, "Failed to copy package"); 10642 return ret; 10643 } 10644 10645 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10646 NativeLibraryHelper.Handle handle = null; 10647 try { 10648 handle = NativeLibraryHelper.Handle.create(codeFile); 10649 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10650 abiOverride); 10651 } catch (IOException e) { 10652 Slog.e(TAG, "Copying native libraries failed", e); 10653 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10654 } finally { 10655 IoUtils.closeQuietly(handle); 10656 } 10657 10658 return ret; 10659 } 10660 10661 int doPreInstall(int status) { 10662 if (status != PackageManager.INSTALL_SUCCEEDED) { 10663 cleanUp(); 10664 } 10665 return status; 10666 } 10667 10668 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10669 if (status != PackageManager.INSTALL_SUCCEEDED) { 10670 cleanUp(); 10671 return false; 10672 } 10673 10674 final File targetDir = codeFile.getParentFile(); 10675 final File beforeCodeFile = codeFile; 10676 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10677 10678 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10679 try { 10680 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10681 } catch (ErrnoException e) { 10682 Slog.w(TAG, "Failed to rename", e); 10683 return false; 10684 } 10685 10686 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10687 Slog.w(TAG, "Failed to restorecon"); 10688 return false; 10689 } 10690 10691 // Reflect the rename internally 10692 codeFile = afterCodeFile; 10693 resourceFile = afterCodeFile; 10694 10695 // Reflect the rename in scanned details 10696 pkg.codePath = afterCodeFile.getAbsolutePath(); 10697 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10698 pkg.baseCodePath); 10699 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10700 pkg.splitCodePaths); 10701 10702 // Reflect the rename in app info 10703 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10704 pkg.applicationInfo.setCodePath(pkg.codePath); 10705 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10706 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10707 pkg.applicationInfo.setResourcePath(pkg.codePath); 10708 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10709 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10710 10711 return true; 10712 } 10713 10714 int doPostInstall(int status, int uid) { 10715 if (status != PackageManager.INSTALL_SUCCEEDED) { 10716 cleanUp(); 10717 } 10718 return status; 10719 } 10720 10721 @Override 10722 String getCodePath() { 10723 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10724 } 10725 10726 @Override 10727 String getResourcePath() { 10728 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10729 } 10730 10731 private boolean cleanUp() { 10732 if (codeFile == null || !codeFile.exists()) { 10733 return false; 10734 } 10735 10736 if (codeFile.isDirectory()) { 10737 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10738 } else { 10739 codeFile.delete(); 10740 } 10741 10742 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10743 resourceFile.delete(); 10744 } 10745 10746 return true; 10747 } 10748 10749 void cleanUpResourcesLI() { 10750 // Try enumerating all code paths before deleting 10751 List<String> allCodePaths = Collections.EMPTY_LIST; 10752 if (codeFile != null && codeFile.exists()) { 10753 try { 10754 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10755 allCodePaths = pkg.getAllCodePaths(); 10756 } catch (PackageParserException e) { 10757 // Ignored; we tried our best 10758 } 10759 } 10760 10761 cleanUp(); 10762 removeDexFiles(allCodePaths, instructionSets); 10763 } 10764 10765 boolean doPostDeleteLI(boolean delete) { 10766 // XXX err, shouldn't we respect the delete flag? 10767 cleanUpResourcesLI(); 10768 return true; 10769 } 10770 } 10771 10772 private boolean isAsecExternal(String cid) { 10773 final String asecPath = PackageHelper.getSdFilesystem(cid); 10774 return !asecPath.startsWith(mAsecInternalPath); 10775 } 10776 10777 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10778 PackageManagerException { 10779 if (copyRet < 0) { 10780 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10781 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10782 throw new PackageManagerException(copyRet, message); 10783 } 10784 } 10785 } 10786 10787 /** 10788 * Extract the MountService "container ID" from the full code path of an 10789 * .apk. 10790 */ 10791 static String cidFromCodePath(String fullCodePath) { 10792 int eidx = fullCodePath.lastIndexOf("/"); 10793 String subStr1 = fullCodePath.substring(0, eidx); 10794 int sidx = subStr1.lastIndexOf("/"); 10795 return subStr1.substring(sidx+1, eidx); 10796 } 10797 10798 /** 10799 * Logic to handle installation of ASEC applications, including copying and 10800 * renaming logic. 10801 */ 10802 class AsecInstallArgs extends InstallArgs { 10803 static final String RES_FILE_NAME = "pkg.apk"; 10804 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10805 10806 String cid; 10807 String packagePath; 10808 String resourcePath; 10809 10810 /** New install */ 10811 AsecInstallArgs(InstallParams params) { 10812 super(params.origin, params.move, params.observer, params.installFlags, 10813 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10814 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10815 } 10816 10817 /** Existing install */ 10818 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10819 boolean isExternal, boolean isForwardLocked) { 10820 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10821 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10822 instructionSets, null); 10823 // Hackily pretend we're still looking at a full code path 10824 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10825 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10826 } 10827 10828 // Extract cid from fullCodePath 10829 int eidx = fullCodePath.lastIndexOf("/"); 10830 String subStr1 = fullCodePath.substring(0, eidx); 10831 int sidx = subStr1.lastIndexOf("/"); 10832 cid = subStr1.substring(sidx+1, eidx); 10833 setMountPath(subStr1); 10834 } 10835 10836 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10837 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10838 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10839 instructionSets, null); 10840 this.cid = cid; 10841 setMountPath(PackageHelper.getSdDir(cid)); 10842 } 10843 10844 void createCopyFile() { 10845 cid = mInstallerService.allocateExternalStageCidLegacy(); 10846 } 10847 10848 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10849 if (origin.staged) { 10850 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10851 cid = origin.cid; 10852 setMountPath(PackageHelper.getSdDir(cid)); 10853 return PackageManager.INSTALL_SUCCEEDED; 10854 } 10855 10856 if (temp) { 10857 createCopyFile(); 10858 } else { 10859 /* 10860 * Pre-emptively destroy the container since it's destroyed if 10861 * copying fails due to it existing anyway. 10862 */ 10863 PackageHelper.destroySdDir(cid); 10864 } 10865 10866 final String newMountPath = imcs.copyPackageToContainer( 10867 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10868 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10869 10870 if (newMountPath != null) { 10871 setMountPath(newMountPath); 10872 return PackageManager.INSTALL_SUCCEEDED; 10873 } else { 10874 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10875 } 10876 } 10877 10878 @Override 10879 String getCodePath() { 10880 return packagePath; 10881 } 10882 10883 @Override 10884 String getResourcePath() { 10885 return resourcePath; 10886 } 10887 10888 int doPreInstall(int status) { 10889 if (status != PackageManager.INSTALL_SUCCEEDED) { 10890 // Destroy container 10891 PackageHelper.destroySdDir(cid); 10892 } else { 10893 boolean mounted = PackageHelper.isContainerMounted(cid); 10894 if (!mounted) { 10895 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10896 Process.SYSTEM_UID); 10897 if (newMountPath != null) { 10898 setMountPath(newMountPath); 10899 } else { 10900 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10901 } 10902 } 10903 } 10904 return status; 10905 } 10906 10907 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10908 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10909 String newMountPath = null; 10910 if (PackageHelper.isContainerMounted(cid)) { 10911 // Unmount the container 10912 if (!PackageHelper.unMountSdDir(cid)) { 10913 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10914 return false; 10915 } 10916 } 10917 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10918 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10919 " which might be stale. Will try to clean up."); 10920 // Clean up the stale container and proceed to recreate. 10921 if (!PackageHelper.destroySdDir(newCacheId)) { 10922 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10923 return false; 10924 } 10925 // Successfully cleaned up stale container. Try to rename again. 10926 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10927 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10928 + " inspite of cleaning it up."); 10929 return false; 10930 } 10931 } 10932 if (!PackageHelper.isContainerMounted(newCacheId)) { 10933 Slog.w(TAG, "Mounting container " + newCacheId); 10934 newMountPath = PackageHelper.mountSdDir(newCacheId, 10935 getEncryptKey(), Process.SYSTEM_UID); 10936 } else { 10937 newMountPath = PackageHelper.getSdDir(newCacheId); 10938 } 10939 if (newMountPath == null) { 10940 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10941 return false; 10942 } 10943 Log.i(TAG, "Succesfully renamed " + cid + 10944 " to " + newCacheId + 10945 " at new path: " + newMountPath); 10946 cid = newCacheId; 10947 10948 final File beforeCodeFile = new File(packagePath); 10949 setMountPath(newMountPath); 10950 final File afterCodeFile = new File(packagePath); 10951 10952 // Reflect the rename in scanned details 10953 pkg.codePath = afterCodeFile.getAbsolutePath(); 10954 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10955 pkg.baseCodePath); 10956 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10957 pkg.splitCodePaths); 10958 10959 // Reflect the rename in app info 10960 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10961 pkg.applicationInfo.setCodePath(pkg.codePath); 10962 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10963 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10964 pkg.applicationInfo.setResourcePath(pkg.codePath); 10965 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10966 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10967 10968 return true; 10969 } 10970 10971 private void setMountPath(String mountPath) { 10972 final File mountFile = new File(mountPath); 10973 10974 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10975 if (monolithicFile.exists()) { 10976 packagePath = monolithicFile.getAbsolutePath(); 10977 if (isFwdLocked()) { 10978 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10979 } else { 10980 resourcePath = packagePath; 10981 } 10982 } else { 10983 packagePath = mountFile.getAbsolutePath(); 10984 resourcePath = packagePath; 10985 } 10986 } 10987 10988 int doPostInstall(int status, int uid) { 10989 if (status != PackageManager.INSTALL_SUCCEEDED) { 10990 cleanUp(); 10991 } else { 10992 final int groupOwner; 10993 final String protectedFile; 10994 if (isFwdLocked()) { 10995 groupOwner = UserHandle.getSharedAppGid(uid); 10996 protectedFile = RES_FILE_NAME; 10997 } else { 10998 groupOwner = -1; 10999 protectedFile = null; 11000 } 11001 11002 if (uid < Process.FIRST_APPLICATION_UID 11003 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11004 Slog.e(TAG, "Failed to finalize " + cid); 11005 PackageHelper.destroySdDir(cid); 11006 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11007 } 11008 11009 boolean mounted = PackageHelper.isContainerMounted(cid); 11010 if (!mounted) { 11011 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11012 } 11013 } 11014 return status; 11015 } 11016 11017 private void cleanUp() { 11018 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11019 11020 // Destroy secure container 11021 PackageHelper.destroySdDir(cid); 11022 } 11023 11024 private List<String> getAllCodePaths() { 11025 final File codeFile = new File(getCodePath()); 11026 if (codeFile != null && codeFile.exists()) { 11027 try { 11028 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11029 return pkg.getAllCodePaths(); 11030 } catch (PackageParserException e) { 11031 // Ignored; we tried our best 11032 } 11033 } 11034 return Collections.EMPTY_LIST; 11035 } 11036 11037 void cleanUpResourcesLI() { 11038 // Enumerate all code paths before deleting 11039 cleanUpResourcesLI(getAllCodePaths()); 11040 } 11041 11042 private void cleanUpResourcesLI(List<String> allCodePaths) { 11043 cleanUp(); 11044 removeDexFiles(allCodePaths, instructionSets); 11045 } 11046 11047 String getPackageName() { 11048 return getAsecPackageName(cid); 11049 } 11050 11051 boolean doPostDeleteLI(boolean delete) { 11052 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11053 final List<String> allCodePaths = getAllCodePaths(); 11054 boolean mounted = PackageHelper.isContainerMounted(cid); 11055 if (mounted) { 11056 // Unmount first 11057 if (PackageHelper.unMountSdDir(cid)) { 11058 mounted = false; 11059 } 11060 } 11061 if (!mounted && delete) { 11062 cleanUpResourcesLI(allCodePaths); 11063 } 11064 return !mounted; 11065 } 11066 11067 @Override 11068 int doPreCopy() { 11069 if (isFwdLocked()) { 11070 if (!PackageHelper.fixSdPermissions(cid, 11071 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11072 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11073 } 11074 } 11075 11076 return PackageManager.INSTALL_SUCCEEDED; 11077 } 11078 11079 @Override 11080 int doPostCopy(int uid) { 11081 if (isFwdLocked()) { 11082 if (uid < Process.FIRST_APPLICATION_UID 11083 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11084 RES_FILE_NAME)) { 11085 Slog.e(TAG, "Failed to finalize " + cid); 11086 PackageHelper.destroySdDir(cid); 11087 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11088 } 11089 } 11090 11091 return PackageManager.INSTALL_SUCCEEDED; 11092 } 11093 } 11094 11095 /** 11096 * Logic to handle movement of existing installed applications. 11097 */ 11098 class MoveInstallArgs extends InstallArgs { 11099 private File codeFile; 11100 private File resourceFile; 11101 11102 /** New install */ 11103 MoveInstallArgs(InstallParams params) { 11104 super(params.origin, params.move, params.observer, params.installFlags, 11105 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11106 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11107 } 11108 11109 int copyApk(IMediaContainerService imcs, boolean temp) { 11110 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11111 + move.fromUuid + " to " + move.toUuid); 11112 synchronized (mInstaller) { 11113 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11114 move.dataAppName, move.appId, move.seinfo) != 0) { 11115 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11116 } 11117 } 11118 11119 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11120 resourceFile = codeFile; 11121 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11122 11123 return PackageManager.INSTALL_SUCCEEDED; 11124 } 11125 11126 int doPreInstall(int status) { 11127 if (status != PackageManager.INSTALL_SUCCEEDED) { 11128 cleanUp(); 11129 } 11130 return status; 11131 } 11132 11133 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11134 if (status != PackageManager.INSTALL_SUCCEEDED) { 11135 cleanUp(); 11136 return false; 11137 } 11138 11139 // Reflect the move in app info 11140 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11141 pkg.applicationInfo.setCodePath(pkg.codePath); 11142 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11143 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11144 pkg.applicationInfo.setResourcePath(pkg.codePath); 11145 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11146 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11147 11148 return true; 11149 } 11150 11151 int doPostInstall(int status, int uid) { 11152 if (status != PackageManager.INSTALL_SUCCEEDED) { 11153 cleanUp(); 11154 } 11155 return status; 11156 } 11157 11158 @Override 11159 String getCodePath() { 11160 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11161 } 11162 11163 @Override 11164 String getResourcePath() { 11165 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11166 } 11167 11168 private boolean cleanUp() { 11169 if (codeFile == null || !codeFile.exists()) { 11170 return false; 11171 } 11172 11173 if (codeFile.isDirectory()) { 11174 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11175 } else { 11176 codeFile.delete(); 11177 } 11178 11179 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11180 resourceFile.delete(); 11181 } 11182 11183 return true; 11184 } 11185 11186 void cleanUpResourcesLI() { 11187 cleanUp(); 11188 } 11189 11190 boolean doPostDeleteLI(boolean delete) { 11191 // XXX err, shouldn't we respect the delete flag? 11192 cleanUpResourcesLI(); 11193 return true; 11194 } 11195 } 11196 11197 static String getAsecPackageName(String packageCid) { 11198 int idx = packageCid.lastIndexOf("-"); 11199 if (idx == -1) { 11200 return packageCid; 11201 } 11202 return packageCid.substring(0, idx); 11203 } 11204 11205 // Utility method used to create code paths based on package name and available index. 11206 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11207 String idxStr = ""; 11208 int idx = 1; 11209 // Fall back to default value of idx=1 if prefix is not 11210 // part of oldCodePath 11211 if (oldCodePath != null) { 11212 String subStr = oldCodePath; 11213 // Drop the suffix right away 11214 if (suffix != null && subStr.endsWith(suffix)) { 11215 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11216 } 11217 // If oldCodePath already contains prefix find out the 11218 // ending index to either increment or decrement. 11219 int sidx = subStr.lastIndexOf(prefix); 11220 if (sidx != -1) { 11221 subStr = subStr.substring(sidx + prefix.length()); 11222 if (subStr != null) { 11223 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11224 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11225 } 11226 try { 11227 idx = Integer.parseInt(subStr); 11228 if (idx <= 1) { 11229 idx++; 11230 } else { 11231 idx--; 11232 } 11233 } catch(NumberFormatException e) { 11234 } 11235 } 11236 } 11237 } 11238 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11239 return prefix + idxStr; 11240 } 11241 11242 private File getNextCodePath(File targetDir, String packageName) { 11243 int suffix = 1; 11244 File result; 11245 do { 11246 result = new File(targetDir, packageName + "-" + suffix); 11247 suffix++; 11248 } while (result.exists()); 11249 return result; 11250 } 11251 11252 // Utility method that returns the relative package path with respect 11253 // to the installation directory. Like say for /data/data/com.test-1.apk 11254 // string com.test-1 is returned. 11255 static String deriveCodePathName(String codePath) { 11256 if (codePath == null) { 11257 return null; 11258 } 11259 final File codeFile = new File(codePath); 11260 final String name = codeFile.getName(); 11261 if (codeFile.isDirectory()) { 11262 return name; 11263 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11264 final int lastDot = name.lastIndexOf('.'); 11265 return name.substring(0, lastDot); 11266 } else { 11267 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11268 return null; 11269 } 11270 } 11271 11272 class PackageInstalledInfo { 11273 String name; 11274 int uid; 11275 // The set of users that originally had this package installed. 11276 int[] origUsers; 11277 // The set of users that now have this package installed. 11278 int[] newUsers; 11279 PackageParser.Package pkg; 11280 int returnCode; 11281 String returnMsg; 11282 PackageRemovedInfo removedInfo; 11283 11284 public void setError(int code, String msg) { 11285 returnCode = code; 11286 returnMsg = msg; 11287 Slog.w(TAG, msg); 11288 } 11289 11290 public void setError(String msg, PackageParserException e) { 11291 returnCode = e.error; 11292 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11293 Slog.w(TAG, msg, e); 11294 } 11295 11296 public void setError(String msg, PackageManagerException e) { 11297 returnCode = e.error; 11298 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11299 Slog.w(TAG, msg, e); 11300 } 11301 11302 // In some error cases we want to convey more info back to the observer 11303 String origPackage; 11304 String origPermission; 11305 } 11306 11307 /* 11308 * Install a non-existing package. 11309 */ 11310 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11311 UserHandle user, String installerPackageName, String volumeUuid, 11312 PackageInstalledInfo res) { 11313 // Remember this for later, in case we need to rollback this install 11314 String pkgName = pkg.packageName; 11315 11316 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11317 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11318 UserHandle.USER_OWNER).exists(); 11319 synchronized(mPackages) { 11320 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11321 // A package with the same name is already installed, though 11322 // it has been renamed to an older name. The package we 11323 // are trying to install should be installed as an update to 11324 // the existing one, but that has not been requested, so bail. 11325 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11326 + " without first uninstalling package running as " 11327 + mSettings.mRenamedPackages.get(pkgName)); 11328 return; 11329 } 11330 if (mPackages.containsKey(pkgName)) { 11331 // Don't allow installation over an existing package with the same name. 11332 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11333 + " without first uninstalling."); 11334 return; 11335 } 11336 } 11337 11338 try { 11339 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11340 System.currentTimeMillis(), user); 11341 11342 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11343 // delete the partially installed application. the data directory will have to be 11344 // restored if it was already existing 11345 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11346 // remove package from internal structures. Note that we want deletePackageX to 11347 // delete the package data and cache directories that it created in 11348 // scanPackageLocked, unless those directories existed before we even tried to 11349 // install. 11350 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11351 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11352 res.removedInfo, true); 11353 } 11354 11355 } catch (PackageManagerException e) { 11356 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11357 } 11358 } 11359 11360 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11361 // Can't rotate keys during boot or if sharedUser. 11362 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11363 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11364 return false; 11365 } 11366 // app is using upgradeKeySets; make sure all are valid 11367 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11368 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11369 for (int i = 0; i < upgradeKeySets.length; i++) { 11370 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11371 Slog.wtf(TAG, "Package " 11372 + (oldPs.name != null ? oldPs.name : "<null>") 11373 + " contains upgrade-key-set reference to unknown key-set: " 11374 + upgradeKeySets[i] 11375 + " reverting to signatures check."); 11376 return false; 11377 } 11378 } 11379 return true; 11380 } 11381 11382 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11383 // Upgrade keysets are being used. Determine if new package has a superset of the 11384 // required keys. 11385 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11386 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11387 for (int i = 0; i < upgradeKeySets.length; i++) { 11388 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11389 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11390 return true; 11391 } 11392 } 11393 return false; 11394 } 11395 11396 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11397 UserHandle user, String installerPackageName, String volumeUuid, 11398 PackageInstalledInfo res) { 11399 final PackageParser.Package oldPackage; 11400 final String pkgName = pkg.packageName; 11401 final int[] allUsers; 11402 final boolean[] perUserInstalled; 11403 final boolean weFroze; 11404 11405 // First find the old package info and check signatures 11406 synchronized(mPackages) { 11407 oldPackage = mPackages.get(pkgName); 11408 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11409 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11410 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11411 if(!checkUpgradeKeySetLP(ps, pkg)) { 11412 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11413 "New package not signed by keys specified by upgrade-keysets: " 11414 + pkgName); 11415 return; 11416 } 11417 } else { 11418 // default to original signature matching 11419 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11420 != PackageManager.SIGNATURE_MATCH) { 11421 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11422 "New package has a different signature: " + pkgName); 11423 return; 11424 } 11425 } 11426 11427 // In case of rollback, remember per-user/profile install state 11428 allUsers = sUserManager.getUserIds(); 11429 perUserInstalled = new boolean[allUsers.length]; 11430 for (int i = 0; i < allUsers.length; i++) { 11431 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11432 } 11433 11434 // Mark the app as frozen to prevent launching during the upgrade 11435 // process, and then kill all running instances 11436 if (!ps.frozen) { 11437 ps.frozen = true; 11438 weFroze = true; 11439 } else { 11440 weFroze = false; 11441 } 11442 } 11443 11444 // Now that we're guarded by frozen state, kill app during upgrade 11445 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11446 11447 try { 11448 boolean sysPkg = (isSystemApp(oldPackage)); 11449 if (sysPkg) { 11450 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11451 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11452 } else { 11453 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11454 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11455 } 11456 } finally { 11457 // Regardless of success or failure of upgrade steps above, always 11458 // unfreeze the package if we froze it 11459 if (weFroze) { 11460 unfreezePackage(pkgName); 11461 } 11462 } 11463 } 11464 11465 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11466 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11467 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11468 String volumeUuid, PackageInstalledInfo res) { 11469 String pkgName = deletedPackage.packageName; 11470 boolean deletedPkg = true; 11471 boolean updatedSettings = false; 11472 11473 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11474 + deletedPackage); 11475 long origUpdateTime; 11476 if (pkg.mExtras != null) { 11477 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11478 } else { 11479 origUpdateTime = 0; 11480 } 11481 11482 // First delete the existing package while retaining the data directory 11483 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11484 res.removedInfo, true)) { 11485 // If the existing package wasn't successfully deleted 11486 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11487 deletedPkg = false; 11488 } else { 11489 // Successfully deleted the old package; proceed with replace. 11490 11491 // If deleted package lived in a container, give users a chance to 11492 // relinquish resources before killing. 11493 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11494 if (DEBUG_INSTALL) { 11495 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11496 } 11497 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11498 final ArrayList<String> pkgList = new ArrayList<String>(1); 11499 pkgList.add(deletedPackage.applicationInfo.packageName); 11500 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11501 } 11502 11503 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11504 try { 11505 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11506 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11507 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11508 perUserInstalled, res, user); 11509 updatedSettings = true; 11510 } catch (PackageManagerException e) { 11511 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11512 } 11513 } 11514 11515 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11516 // remove package from internal structures. Note that we want deletePackageX to 11517 // delete the package data and cache directories that it created in 11518 // scanPackageLocked, unless those directories existed before we even tried to 11519 // install. 11520 if(updatedSettings) { 11521 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11522 deletePackageLI( 11523 pkgName, null, true, allUsers, perUserInstalled, 11524 PackageManager.DELETE_KEEP_DATA, 11525 res.removedInfo, true); 11526 } 11527 // Since we failed to install the new package we need to restore the old 11528 // package that we deleted. 11529 if (deletedPkg) { 11530 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11531 File restoreFile = new File(deletedPackage.codePath); 11532 // Parse old package 11533 boolean oldExternal = isExternal(deletedPackage); 11534 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11535 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11536 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11537 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11538 try { 11539 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11540 } catch (PackageManagerException e) { 11541 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11542 + e.getMessage()); 11543 return; 11544 } 11545 // Restore of old package succeeded. Update permissions. 11546 // writer 11547 synchronized (mPackages) { 11548 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11549 UPDATE_PERMISSIONS_ALL); 11550 // can downgrade to reader 11551 mSettings.writeLPr(); 11552 } 11553 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11554 } 11555 } 11556 } 11557 11558 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11559 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11560 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11561 String volumeUuid, PackageInstalledInfo res) { 11562 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11563 + ", old=" + deletedPackage); 11564 boolean disabledSystem = false; 11565 boolean updatedSettings = false; 11566 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11567 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11568 != 0) { 11569 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11570 } 11571 String packageName = deletedPackage.packageName; 11572 if (packageName == null) { 11573 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11574 "Attempt to delete null packageName."); 11575 return; 11576 } 11577 PackageParser.Package oldPkg; 11578 PackageSetting oldPkgSetting; 11579 // reader 11580 synchronized (mPackages) { 11581 oldPkg = mPackages.get(packageName); 11582 oldPkgSetting = mSettings.mPackages.get(packageName); 11583 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11584 (oldPkgSetting == null)) { 11585 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11586 "Couldn't find package:" + packageName + " information"); 11587 return; 11588 } 11589 } 11590 11591 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11592 res.removedInfo.removedPackage = packageName; 11593 // Remove existing system package 11594 removePackageLI(oldPkgSetting, true); 11595 // writer 11596 synchronized (mPackages) { 11597 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11598 if (!disabledSystem && deletedPackage != null) { 11599 // We didn't need to disable the .apk as a current system package, 11600 // which means we are replacing another update that is already 11601 // installed. We need to make sure to delete the older one's .apk. 11602 res.removedInfo.args = createInstallArgsForExisting(0, 11603 deletedPackage.applicationInfo.getCodePath(), 11604 deletedPackage.applicationInfo.getResourcePath(), 11605 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11606 } else { 11607 res.removedInfo.args = null; 11608 } 11609 } 11610 11611 // Successfully disabled the old package. Now proceed with re-installation 11612 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11613 11614 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11615 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11616 11617 PackageParser.Package newPackage = null; 11618 try { 11619 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11620 if (newPackage.mExtras != null) { 11621 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11622 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11623 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11624 11625 // is the update attempting to change shared user? that isn't going to work... 11626 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11627 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11628 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11629 + " to " + newPkgSetting.sharedUser); 11630 updatedSettings = true; 11631 } 11632 } 11633 11634 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11635 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11636 perUserInstalled, res, user); 11637 updatedSettings = true; 11638 } 11639 11640 } catch (PackageManagerException e) { 11641 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11642 } 11643 11644 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11645 // Re installation failed. Restore old information 11646 // Remove new pkg information 11647 if (newPackage != null) { 11648 removeInstalledPackageLI(newPackage, true); 11649 } 11650 // Add back the old system package 11651 try { 11652 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11653 } catch (PackageManagerException e) { 11654 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11655 } 11656 // Restore the old system information in Settings 11657 synchronized (mPackages) { 11658 if (disabledSystem) { 11659 mSettings.enableSystemPackageLPw(packageName); 11660 } 11661 if (updatedSettings) { 11662 mSettings.setInstallerPackageName(packageName, 11663 oldPkgSetting.installerPackageName); 11664 } 11665 mSettings.writeLPr(); 11666 } 11667 } 11668 } 11669 11670 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11671 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11672 UserHandle user) { 11673 String pkgName = newPackage.packageName; 11674 synchronized (mPackages) { 11675 //write settings. the installStatus will be incomplete at this stage. 11676 //note that the new package setting would have already been 11677 //added to mPackages. It hasn't been persisted yet. 11678 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11679 mSettings.writeLPr(); 11680 } 11681 11682 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11683 11684 synchronized (mPackages) { 11685 updatePermissionsLPw(newPackage.packageName, newPackage, 11686 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11687 ? UPDATE_PERMISSIONS_ALL : 0)); 11688 // For system-bundled packages, we assume that installing an upgraded version 11689 // of the package implies that the user actually wants to run that new code, 11690 // so we enable the package. 11691 PackageSetting ps = mSettings.mPackages.get(pkgName); 11692 if (ps != null) { 11693 if (isSystemApp(newPackage)) { 11694 // NB: implicit assumption that system package upgrades apply to all users 11695 if (DEBUG_INSTALL) { 11696 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11697 } 11698 if (res.origUsers != null) { 11699 for (int userHandle : res.origUsers) { 11700 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11701 userHandle, installerPackageName); 11702 } 11703 } 11704 // Also convey the prior install/uninstall state 11705 if (allUsers != null && perUserInstalled != null) { 11706 for (int i = 0; i < allUsers.length; i++) { 11707 if (DEBUG_INSTALL) { 11708 Slog.d(TAG, " user " + allUsers[i] 11709 + " => " + perUserInstalled[i]); 11710 } 11711 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11712 } 11713 // these install state changes will be persisted in the 11714 // upcoming call to mSettings.writeLPr(). 11715 } 11716 } 11717 // It's implied that when a user requests installation, they want the app to be 11718 // installed and enabled. 11719 int userId = user.getIdentifier(); 11720 if (userId != UserHandle.USER_ALL) { 11721 ps.setInstalled(true, userId); 11722 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11723 } 11724 } 11725 res.name = pkgName; 11726 res.uid = newPackage.applicationInfo.uid; 11727 res.pkg = newPackage; 11728 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11729 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11730 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11731 //to update install status 11732 mSettings.writeLPr(); 11733 } 11734 } 11735 11736 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11737 final int installFlags = args.installFlags; 11738 final String installerPackageName = args.installerPackageName; 11739 final String volumeUuid = args.volumeUuid; 11740 final File tmpPackageFile = new File(args.getCodePath()); 11741 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11742 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11743 || (args.volumeUuid != null)); 11744 boolean replace = false; 11745 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11746 if (args.move != null) { 11747 // moving a complete application; perfom an initial scan on the new install location 11748 scanFlags |= SCAN_INITIAL; 11749 } 11750 // Result object to be returned 11751 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11752 11753 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11754 // Retrieve PackageSettings and parse package 11755 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11756 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11757 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11758 PackageParser pp = new PackageParser(); 11759 pp.setSeparateProcesses(mSeparateProcesses); 11760 pp.setDisplayMetrics(mMetrics); 11761 11762 final PackageParser.Package pkg; 11763 try { 11764 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11765 } catch (PackageParserException e) { 11766 res.setError("Failed parse during installPackageLI", e); 11767 return; 11768 } 11769 11770 // Mark that we have an install time CPU ABI override. 11771 pkg.cpuAbiOverride = args.abiOverride; 11772 11773 String pkgName = res.name = pkg.packageName; 11774 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11775 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11776 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11777 return; 11778 } 11779 } 11780 11781 try { 11782 pp.collectCertificates(pkg, parseFlags); 11783 pp.collectManifestDigest(pkg); 11784 } catch (PackageParserException e) { 11785 res.setError("Failed collect during installPackageLI", e); 11786 return; 11787 } 11788 11789 /* If the installer passed in a manifest digest, compare it now. */ 11790 if (args.manifestDigest != null) { 11791 if (DEBUG_INSTALL) { 11792 final String parsedManifest = pkg.manifestDigest == null ? "null" 11793 : pkg.manifestDigest.toString(); 11794 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11795 + parsedManifest); 11796 } 11797 11798 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11799 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11800 return; 11801 } 11802 } else if (DEBUG_INSTALL) { 11803 final String parsedManifest = pkg.manifestDigest == null 11804 ? "null" : pkg.manifestDigest.toString(); 11805 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11806 } 11807 11808 // Get rid of all references to package scan path via parser. 11809 pp = null; 11810 String oldCodePath = null; 11811 boolean systemApp = false; 11812 synchronized (mPackages) { 11813 // Check if installing already existing package 11814 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11815 String oldName = mSettings.mRenamedPackages.get(pkgName); 11816 if (pkg.mOriginalPackages != null 11817 && pkg.mOriginalPackages.contains(oldName) 11818 && mPackages.containsKey(oldName)) { 11819 // This package is derived from an original package, 11820 // and this device has been updating from that original 11821 // name. We must continue using the original name, so 11822 // rename the new package here. 11823 pkg.setPackageName(oldName); 11824 pkgName = pkg.packageName; 11825 replace = true; 11826 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11827 + oldName + " pkgName=" + pkgName); 11828 } else if (mPackages.containsKey(pkgName)) { 11829 // This package, under its official name, already exists 11830 // on the device; we should replace it. 11831 replace = true; 11832 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11833 } 11834 11835 // Prevent apps opting out from runtime permissions 11836 if (replace) { 11837 PackageParser.Package oldPackage = mPackages.get(pkgName); 11838 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11839 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11840 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11841 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11842 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11843 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11844 + " doesn't support runtime permissions but the old" 11845 + " target SDK " + oldTargetSdk + " does."); 11846 return; 11847 } 11848 } 11849 } 11850 11851 PackageSetting ps = mSettings.mPackages.get(pkgName); 11852 if (ps != null) { 11853 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11854 11855 // Quick sanity check that we're signed correctly if updating; 11856 // we'll check this again later when scanning, but we want to 11857 // bail early here before tripping over redefined permissions. 11858 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11859 if (!checkUpgradeKeySetLP(ps, pkg)) { 11860 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11861 + pkg.packageName + " upgrade keys do not match the " 11862 + "previously installed version"); 11863 return; 11864 } 11865 } else { 11866 try { 11867 verifySignaturesLP(ps, pkg); 11868 } catch (PackageManagerException e) { 11869 res.setError(e.error, e.getMessage()); 11870 return; 11871 } 11872 } 11873 11874 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11875 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11876 systemApp = (ps.pkg.applicationInfo.flags & 11877 ApplicationInfo.FLAG_SYSTEM) != 0; 11878 } 11879 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11880 } 11881 11882 // Check whether the newly-scanned package wants to define an already-defined perm 11883 int N = pkg.permissions.size(); 11884 for (int i = N-1; i >= 0; i--) { 11885 PackageParser.Permission perm = pkg.permissions.get(i); 11886 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11887 if (bp != null) { 11888 // If the defining package is signed with our cert, it's okay. This 11889 // also includes the "updating the same package" case, of course. 11890 // "updating same package" could also involve key-rotation. 11891 final boolean sigsOk; 11892 if (bp.sourcePackage.equals(pkg.packageName) 11893 && (bp.packageSetting instanceof PackageSetting) 11894 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11895 scanFlags))) { 11896 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11897 } else { 11898 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11899 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11900 } 11901 if (!sigsOk) { 11902 // If the owning package is the system itself, we log but allow 11903 // install to proceed; we fail the install on all other permission 11904 // redefinitions. 11905 if (!bp.sourcePackage.equals("android")) { 11906 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11907 + pkg.packageName + " attempting to redeclare permission " 11908 + perm.info.name + " already owned by " + bp.sourcePackage); 11909 res.origPermission = perm.info.name; 11910 res.origPackage = bp.sourcePackage; 11911 return; 11912 } else { 11913 Slog.w(TAG, "Package " + pkg.packageName 11914 + " attempting to redeclare system permission " 11915 + perm.info.name + "; ignoring new declaration"); 11916 pkg.permissions.remove(i); 11917 } 11918 } 11919 } 11920 } 11921 11922 } 11923 11924 if (systemApp && onExternal) { 11925 // Disable updates to system apps on sdcard 11926 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11927 "Cannot install updates to system apps on sdcard"); 11928 return; 11929 } 11930 11931 if (args.move != null) { 11932 // We did an in-place move, so dex is ready to roll 11933 scanFlags |= SCAN_NO_DEX; 11934 scanFlags |= SCAN_MOVE; 11935 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11936 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11937 scanFlags |= SCAN_NO_DEX; 11938 11939 try { 11940 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11941 true /* extract libs */); 11942 } catch (PackageManagerException pme) { 11943 Slog.e(TAG, "Error deriving application ABI", pme); 11944 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11945 return; 11946 } 11947 11948 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11949 int result = mPackageDexOptimizer 11950 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11951 false /* defer */, false /* inclDependencies */); 11952 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11953 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11954 return; 11955 } 11956 } 11957 11958 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11959 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11960 return; 11961 } 11962 11963 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 11964 11965 if (replace) { 11966 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11967 installerPackageName, volumeUuid, res); 11968 } else { 11969 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11970 args.user, installerPackageName, volumeUuid, res); 11971 } 11972 synchronized (mPackages) { 11973 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11974 if (ps != null) { 11975 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11976 } 11977 } 11978 } 11979 11980 private void startIntentFilterVerifications(int userId, boolean replacing, 11981 PackageParser.Package pkg) { 11982 if (mIntentFilterVerifierComponent == null) { 11983 Slog.w(TAG, "No IntentFilter verification will not be done as " 11984 + "there is no IntentFilterVerifier available!"); 11985 return; 11986 } 11987 11988 final int verifierUid = getPackageUid( 11989 mIntentFilterVerifierComponent.getPackageName(), 11990 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11991 11992 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11993 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11994 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 11995 mHandler.sendMessage(msg); 11996 } 11997 11998 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 11999 PackageParser.Package pkg) { 12000 int size = pkg.activities.size(); 12001 if (size == 0) { 12002 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12003 "No activity, so no need to verify any IntentFilter!"); 12004 return; 12005 } 12006 12007 final boolean hasDomainURLs = hasDomainURLs(pkg); 12008 if (!hasDomainURLs) { 12009 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12010 "No domain URLs, so no need to verify any IntentFilter!"); 12011 return; 12012 } 12013 12014 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12015 + " if any IntentFilter from the " + size 12016 + " Activities needs verification ..."); 12017 12018 int count = 0; 12019 final String packageName = pkg.packageName; 12020 12021 synchronized (mPackages) { 12022 // If this is a new install and we see that we've already run verification for this 12023 // package, we have nothing to do: it means the state was restored from backup. 12024 if (!replacing) { 12025 IntentFilterVerificationInfo ivi = 12026 mSettings.getIntentFilterVerificationLPr(packageName); 12027 if (ivi != null) { 12028 if (DEBUG_DOMAIN_VERIFICATION) { 12029 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12030 + ivi.getStatusString()); 12031 } 12032 return; 12033 } 12034 } 12035 12036 // If any filters need to be verified, then all need to be. 12037 boolean needToVerify = false; 12038 for (PackageParser.Activity a : pkg.activities) { 12039 for (ActivityIntentInfo filter : a.intents) { 12040 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12041 if (DEBUG_DOMAIN_VERIFICATION) { 12042 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12043 } 12044 needToVerify = true; 12045 break; 12046 } 12047 } 12048 } 12049 12050 if (needToVerify) { 12051 final int verificationId = mIntentFilterVerificationToken++; 12052 for (PackageParser.Activity a : pkg.activities) { 12053 for (ActivityIntentInfo filter : a.intents) { 12054 if (filter.hasOnlyWebDataURI() && needsNetworkVerificationLPr(filter)) { 12055 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12056 "Verification needed for IntentFilter:" + filter.toString()); 12057 mIntentFilterVerifier.addOneIntentFilterVerification( 12058 verifierUid, userId, verificationId, filter, packageName); 12059 count++; 12060 } 12061 } 12062 } 12063 } 12064 } 12065 12066 if (count > 0) { 12067 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12068 + " IntentFilter verification" + (count > 1 ? "s" : "") 12069 + " for userId:" + userId); 12070 mIntentFilterVerifier.startVerifications(userId); 12071 } else { 12072 if (DEBUG_DOMAIN_VERIFICATION) { 12073 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12074 } 12075 } 12076 } 12077 12078 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12079 final ComponentName cn = filter.activity.getComponentName(); 12080 final String packageName = cn.getPackageName(); 12081 12082 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12083 packageName); 12084 if (ivi == null) { 12085 return true; 12086 } 12087 int status = ivi.getStatus(); 12088 switch (status) { 12089 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12090 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12091 return true; 12092 12093 default: 12094 // Nothing to do 12095 return false; 12096 } 12097 } 12098 12099 private static boolean isMultiArch(PackageSetting ps) { 12100 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12101 } 12102 12103 private static boolean isMultiArch(ApplicationInfo info) { 12104 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12105 } 12106 12107 private static boolean isExternal(PackageParser.Package pkg) { 12108 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12109 } 12110 12111 private static boolean isExternal(PackageSetting ps) { 12112 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12113 } 12114 12115 private static boolean isExternal(ApplicationInfo info) { 12116 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12117 } 12118 12119 private static boolean isSystemApp(PackageParser.Package pkg) { 12120 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12121 } 12122 12123 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12124 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12125 } 12126 12127 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12128 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12129 } 12130 12131 private static boolean isSystemApp(PackageSetting ps) { 12132 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12133 } 12134 12135 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12136 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12137 } 12138 12139 private int packageFlagsToInstallFlags(PackageSetting ps) { 12140 int installFlags = 0; 12141 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12142 // This existing package was an external ASEC install when we have 12143 // the external flag without a UUID 12144 installFlags |= PackageManager.INSTALL_EXTERNAL; 12145 } 12146 if (ps.isForwardLocked()) { 12147 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12148 } 12149 return installFlags; 12150 } 12151 12152 private void deleteTempPackageFiles() { 12153 final FilenameFilter filter = new FilenameFilter() { 12154 public boolean accept(File dir, String name) { 12155 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12156 } 12157 }; 12158 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12159 file.delete(); 12160 } 12161 } 12162 12163 @Override 12164 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12165 int flags) { 12166 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12167 flags); 12168 } 12169 12170 @Override 12171 public void deletePackage(final String packageName, 12172 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12173 mContext.enforceCallingOrSelfPermission( 12174 android.Manifest.permission.DELETE_PACKAGES, null); 12175 final int uid = Binder.getCallingUid(); 12176 if (UserHandle.getUserId(uid) != userId) { 12177 mContext.enforceCallingPermission( 12178 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12179 "deletePackage for user " + userId); 12180 } 12181 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12182 try { 12183 observer.onPackageDeleted(packageName, 12184 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12185 } catch (RemoteException re) { 12186 } 12187 return; 12188 } 12189 12190 boolean uninstallBlocked = false; 12191 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12192 int[] users = sUserManager.getUserIds(); 12193 for (int i = 0; i < users.length; ++i) { 12194 if (getBlockUninstallForUser(packageName, users[i])) { 12195 uninstallBlocked = true; 12196 break; 12197 } 12198 } 12199 } else { 12200 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12201 } 12202 if (uninstallBlocked) { 12203 try { 12204 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12205 null); 12206 } catch (RemoteException re) { 12207 } 12208 return; 12209 } 12210 12211 if (DEBUG_REMOVE) { 12212 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12213 } 12214 // Queue up an async operation since the package deletion may take a little while. 12215 mHandler.post(new Runnable() { 12216 public void run() { 12217 mHandler.removeCallbacks(this); 12218 final int returnCode = deletePackageX(packageName, userId, flags); 12219 if (observer != null) { 12220 try { 12221 observer.onPackageDeleted(packageName, returnCode, null); 12222 } catch (RemoteException e) { 12223 Log.i(TAG, "Observer no longer exists."); 12224 } //end catch 12225 } //end if 12226 } //end run 12227 }); 12228 } 12229 12230 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12231 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12232 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12233 try { 12234 if (dpm != null) { 12235 if (dpm.isDeviceOwner(packageName)) { 12236 return true; 12237 } 12238 int[] users; 12239 if (userId == UserHandle.USER_ALL) { 12240 users = sUserManager.getUserIds(); 12241 } else { 12242 users = new int[]{userId}; 12243 } 12244 for (int i = 0; i < users.length; ++i) { 12245 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12246 return true; 12247 } 12248 } 12249 } 12250 } catch (RemoteException e) { 12251 } 12252 return false; 12253 } 12254 12255 /** 12256 * This method is an internal method that could be get invoked either 12257 * to delete an installed package or to clean up a failed installation. 12258 * After deleting an installed package, a broadcast is sent to notify any 12259 * listeners that the package has been installed. For cleaning up a failed 12260 * installation, the broadcast is not necessary since the package's 12261 * installation wouldn't have sent the initial broadcast either 12262 * The key steps in deleting a package are 12263 * deleting the package information in internal structures like mPackages, 12264 * deleting the packages base directories through installd 12265 * updating mSettings to reflect current status 12266 * persisting settings for later use 12267 * sending a broadcast if necessary 12268 */ 12269 private int deletePackageX(String packageName, int userId, int flags) { 12270 final PackageRemovedInfo info = new PackageRemovedInfo(); 12271 final boolean res; 12272 12273 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12274 ? UserHandle.ALL : new UserHandle(userId); 12275 12276 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12277 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12278 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12279 } 12280 12281 boolean removedForAllUsers = false; 12282 boolean systemUpdate = false; 12283 12284 // for the uninstall-updates case and restricted profiles, remember the per- 12285 // userhandle installed state 12286 int[] allUsers; 12287 boolean[] perUserInstalled; 12288 synchronized (mPackages) { 12289 PackageSetting ps = mSettings.mPackages.get(packageName); 12290 allUsers = sUserManager.getUserIds(); 12291 perUserInstalled = new boolean[allUsers.length]; 12292 for (int i = 0; i < allUsers.length; i++) { 12293 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12294 } 12295 } 12296 12297 synchronized (mInstallLock) { 12298 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12299 res = deletePackageLI(packageName, removeForUser, 12300 true, allUsers, perUserInstalled, 12301 flags | REMOVE_CHATTY, info, true); 12302 systemUpdate = info.isRemovedPackageSystemUpdate; 12303 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12304 removedForAllUsers = true; 12305 } 12306 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12307 + " removedForAllUsers=" + removedForAllUsers); 12308 } 12309 12310 if (res) { 12311 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12312 12313 // If the removed package was a system update, the old system package 12314 // was re-enabled; we need to broadcast this information 12315 if (systemUpdate) { 12316 Bundle extras = new Bundle(1); 12317 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12318 ? info.removedAppId : info.uid); 12319 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12320 12321 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12322 extras, null, null, null); 12323 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12324 extras, null, null, null); 12325 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12326 null, packageName, null, null); 12327 } 12328 } 12329 // Force a gc here. 12330 Runtime.getRuntime().gc(); 12331 // Delete the resources here after sending the broadcast to let 12332 // other processes clean up before deleting resources. 12333 if (info.args != null) { 12334 synchronized (mInstallLock) { 12335 info.args.doPostDeleteLI(true); 12336 } 12337 } 12338 12339 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12340 } 12341 12342 class PackageRemovedInfo { 12343 String removedPackage; 12344 int uid = -1; 12345 int removedAppId = -1; 12346 int[] removedUsers = null; 12347 boolean isRemovedPackageSystemUpdate = false; 12348 // Clean up resources deleted packages. 12349 InstallArgs args = null; 12350 12351 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12352 Bundle extras = new Bundle(1); 12353 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12354 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12355 if (replacing) { 12356 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12357 } 12358 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12359 if (removedPackage != null) { 12360 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12361 extras, null, null, removedUsers); 12362 if (fullRemove && !replacing) { 12363 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12364 extras, null, null, removedUsers); 12365 } 12366 } 12367 if (removedAppId >= 0) { 12368 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12369 removedUsers); 12370 } 12371 } 12372 } 12373 12374 /* 12375 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12376 * flag is not set, the data directory is removed as well. 12377 * make sure this flag is set for partially installed apps. If not its meaningless to 12378 * delete a partially installed application. 12379 */ 12380 private void removePackageDataLI(PackageSetting ps, 12381 int[] allUserHandles, boolean[] perUserInstalled, 12382 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12383 String packageName = ps.name; 12384 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12385 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12386 // Retrieve object to delete permissions for shared user later on 12387 final PackageSetting deletedPs; 12388 // reader 12389 synchronized (mPackages) { 12390 deletedPs = mSettings.mPackages.get(packageName); 12391 if (outInfo != null) { 12392 outInfo.removedPackage = packageName; 12393 outInfo.removedUsers = deletedPs != null 12394 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12395 : null; 12396 } 12397 } 12398 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12399 removeDataDirsLI(ps.volumeUuid, packageName); 12400 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12401 } 12402 // writer 12403 synchronized (mPackages) { 12404 if (deletedPs != null) { 12405 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12406 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12407 clearDefaultBrowserIfNeeded(packageName); 12408 if (outInfo != null) { 12409 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12410 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12411 } 12412 updatePermissionsLPw(deletedPs.name, null, 0); 12413 if (deletedPs.sharedUser != null) { 12414 // Remove permissions associated with package. Since runtime 12415 // permissions are per user we have to kill the removed package 12416 // or packages running under the shared user of the removed 12417 // package if revoking the permissions requested only by the removed 12418 // package is successful and this causes a change in gids. 12419 for (int userId : UserManagerService.getInstance().getUserIds()) { 12420 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12421 userId); 12422 if (userIdToKill == UserHandle.USER_ALL 12423 || userIdToKill >= UserHandle.USER_OWNER) { 12424 // If gids changed for this user, kill all affected packages. 12425 mHandler.post(new Runnable() { 12426 @Override 12427 public void run() { 12428 // This has to happen with no lock held. 12429 killSettingPackagesForUser(deletedPs, userIdToKill, 12430 KILL_APP_REASON_GIDS_CHANGED); 12431 } 12432 }); 12433 break; 12434 } 12435 } 12436 } 12437 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12438 } 12439 // make sure to preserve per-user disabled state if this removal was just 12440 // a downgrade of a system app to the factory package 12441 if (allUserHandles != null && perUserInstalled != null) { 12442 if (DEBUG_REMOVE) { 12443 Slog.d(TAG, "Propagating install state across downgrade"); 12444 } 12445 for (int i = 0; i < allUserHandles.length; i++) { 12446 if (DEBUG_REMOVE) { 12447 Slog.d(TAG, " user " + allUserHandles[i] 12448 + " => " + perUserInstalled[i]); 12449 } 12450 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12451 } 12452 } 12453 } 12454 // can downgrade to reader 12455 if (writeSettings) { 12456 // Save settings now 12457 mSettings.writeLPr(); 12458 } 12459 } 12460 if (outInfo != null) { 12461 // A user ID was deleted here. Go through all users and remove it 12462 // from KeyStore. 12463 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12464 } 12465 } 12466 12467 static boolean locationIsPrivileged(File path) { 12468 try { 12469 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12470 .getCanonicalPath(); 12471 return path.getCanonicalPath().startsWith(privilegedAppDir); 12472 } catch (IOException e) { 12473 Slog.e(TAG, "Unable to access code path " + path); 12474 } 12475 return false; 12476 } 12477 12478 /* 12479 * Tries to delete system package. 12480 */ 12481 private boolean deleteSystemPackageLI(PackageSetting newPs, 12482 int[] allUserHandles, boolean[] perUserInstalled, 12483 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12484 final boolean applyUserRestrictions 12485 = (allUserHandles != null) && (perUserInstalled != null); 12486 PackageSetting disabledPs = null; 12487 // Confirm if the system package has been updated 12488 // An updated system app can be deleted. This will also have to restore 12489 // the system pkg from system partition 12490 // reader 12491 synchronized (mPackages) { 12492 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12493 } 12494 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12495 + " disabledPs=" + disabledPs); 12496 if (disabledPs == null) { 12497 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12498 return false; 12499 } else if (DEBUG_REMOVE) { 12500 Slog.d(TAG, "Deleting system pkg from data partition"); 12501 } 12502 if (DEBUG_REMOVE) { 12503 if (applyUserRestrictions) { 12504 Slog.d(TAG, "Remembering install states:"); 12505 for (int i = 0; i < allUserHandles.length; i++) { 12506 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12507 } 12508 } 12509 } 12510 // Delete the updated package 12511 outInfo.isRemovedPackageSystemUpdate = true; 12512 if (disabledPs.versionCode < newPs.versionCode) { 12513 // Delete data for downgrades 12514 flags &= ~PackageManager.DELETE_KEEP_DATA; 12515 } else { 12516 // Preserve data by setting flag 12517 flags |= PackageManager.DELETE_KEEP_DATA; 12518 } 12519 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12520 allUserHandles, perUserInstalled, outInfo, writeSettings); 12521 if (!ret) { 12522 return false; 12523 } 12524 // writer 12525 synchronized (mPackages) { 12526 // Reinstate the old system package 12527 mSettings.enableSystemPackageLPw(newPs.name); 12528 // Remove any native libraries from the upgraded package. 12529 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12530 } 12531 // Install the system package 12532 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12533 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12534 if (locationIsPrivileged(disabledPs.codePath)) { 12535 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12536 } 12537 12538 final PackageParser.Package newPkg; 12539 try { 12540 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12541 } catch (PackageManagerException e) { 12542 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12543 return false; 12544 } 12545 12546 // writer 12547 synchronized (mPackages) { 12548 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12549 updatePermissionsLPw(newPkg.packageName, newPkg, 12550 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12551 if (applyUserRestrictions) { 12552 if (DEBUG_REMOVE) { 12553 Slog.d(TAG, "Propagating install state across reinstall"); 12554 } 12555 for (int i = 0; i < allUserHandles.length; i++) { 12556 if (DEBUG_REMOVE) { 12557 Slog.d(TAG, " user " + allUserHandles[i] 12558 + " => " + perUserInstalled[i]); 12559 } 12560 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12561 } 12562 // Regardless of writeSettings we need to ensure that this restriction 12563 // state propagation is persisted 12564 mSettings.writeAllUsersPackageRestrictionsLPr(); 12565 } 12566 // can downgrade to reader here 12567 if (writeSettings) { 12568 mSettings.writeLPr(); 12569 } 12570 } 12571 return true; 12572 } 12573 12574 private boolean deleteInstalledPackageLI(PackageSetting ps, 12575 boolean deleteCodeAndResources, int flags, 12576 int[] allUserHandles, boolean[] perUserInstalled, 12577 PackageRemovedInfo outInfo, boolean writeSettings) { 12578 if (outInfo != null) { 12579 outInfo.uid = ps.appId; 12580 } 12581 12582 // Delete package data from internal structures and also remove data if flag is set 12583 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12584 12585 // Delete application code and resources 12586 if (deleteCodeAndResources && (outInfo != null)) { 12587 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12588 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12589 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12590 } 12591 return true; 12592 } 12593 12594 @Override 12595 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12596 int userId) { 12597 mContext.enforceCallingOrSelfPermission( 12598 android.Manifest.permission.DELETE_PACKAGES, null); 12599 synchronized (mPackages) { 12600 PackageSetting ps = mSettings.mPackages.get(packageName); 12601 if (ps == null) { 12602 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12603 return false; 12604 } 12605 if (!ps.getInstalled(userId)) { 12606 // Can't block uninstall for an app that is not installed or enabled. 12607 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12608 return false; 12609 } 12610 ps.setBlockUninstall(blockUninstall, userId); 12611 mSettings.writePackageRestrictionsLPr(userId); 12612 } 12613 return true; 12614 } 12615 12616 @Override 12617 public boolean getBlockUninstallForUser(String packageName, int userId) { 12618 synchronized (mPackages) { 12619 PackageSetting ps = mSettings.mPackages.get(packageName); 12620 if (ps == null) { 12621 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12622 return false; 12623 } 12624 return ps.getBlockUninstall(userId); 12625 } 12626 } 12627 12628 /* 12629 * This method handles package deletion in general 12630 */ 12631 private boolean deletePackageLI(String packageName, UserHandle user, 12632 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12633 int flags, PackageRemovedInfo outInfo, 12634 boolean writeSettings) { 12635 if (packageName == null) { 12636 Slog.w(TAG, "Attempt to delete null packageName."); 12637 return false; 12638 } 12639 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12640 PackageSetting ps; 12641 boolean dataOnly = false; 12642 int removeUser = -1; 12643 int appId = -1; 12644 synchronized (mPackages) { 12645 ps = mSettings.mPackages.get(packageName); 12646 if (ps == null) { 12647 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12648 return false; 12649 } 12650 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12651 && user.getIdentifier() != UserHandle.USER_ALL) { 12652 // The caller is asking that the package only be deleted for a single 12653 // user. To do this, we just mark its uninstalled state and delete 12654 // its data. If this is a system app, we only allow this to happen if 12655 // they have set the special DELETE_SYSTEM_APP which requests different 12656 // semantics than normal for uninstalling system apps. 12657 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12658 ps.setUserState(user.getIdentifier(), 12659 COMPONENT_ENABLED_STATE_DEFAULT, 12660 false, //installed 12661 true, //stopped 12662 true, //notLaunched 12663 false, //hidden 12664 null, null, null, 12665 false, // blockUninstall 12666 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12667 if (!isSystemApp(ps)) { 12668 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12669 // Other user still have this package installed, so all 12670 // we need to do is clear this user's data and save that 12671 // it is uninstalled. 12672 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12673 removeUser = user.getIdentifier(); 12674 appId = ps.appId; 12675 scheduleWritePackageRestrictionsLocked(removeUser); 12676 } else { 12677 // We need to set it back to 'installed' so the uninstall 12678 // broadcasts will be sent correctly. 12679 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12680 ps.setInstalled(true, user.getIdentifier()); 12681 } 12682 } else { 12683 // This is a system app, so we assume that the 12684 // other users still have this package installed, so all 12685 // we need to do is clear this user's data and save that 12686 // it is uninstalled. 12687 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12688 removeUser = user.getIdentifier(); 12689 appId = ps.appId; 12690 scheduleWritePackageRestrictionsLocked(removeUser); 12691 } 12692 } 12693 } 12694 12695 if (removeUser >= 0) { 12696 // From above, we determined that we are deleting this only 12697 // for a single user. Continue the work here. 12698 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12699 if (outInfo != null) { 12700 outInfo.removedPackage = packageName; 12701 outInfo.removedAppId = appId; 12702 outInfo.removedUsers = new int[] {removeUser}; 12703 } 12704 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12705 removeKeystoreDataIfNeeded(removeUser, appId); 12706 schedulePackageCleaning(packageName, removeUser, false); 12707 synchronized (mPackages) { 12708 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12709 scheduleWritePackageRestrictionsLocked(removeUser); 12710 } 12711 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12712 removeUser); 12713 } 12714 return true; 12715 } 12716 12717 if (dataOnly) { 12718 // Delete application data first 12719 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12720 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12721 return true; 12722 } 12723 12724 boolean ret = false; 12725 if (isSystemApp(ps)) { 12726 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12727 // When an updated system application is deleted we delete the existing resources as well and 12728 // fall back to existing code in system partition 12729 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12730 flags, outInfo, writeSettings); 12731 } else { 12732 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12733 // Kill application pre-emptively especially for apps on sd. 12734 killApplication(packageName, ps.appId, "uninstall pkg"); 12735 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12736 allUserHandles, perUserInstalled, 12737 outInfo, writeSettings); 12738 } 12739 12740 return ret; 12741 } 12742 12743 private final class ClearStorageConnection implements ServiceConnection { 12744 IMediaContainerService mContainerService; 12745 12746 @Override 12747 public void onServiceConnected(ComponentName name, IBinder service) { 12748 synchronized (this) { 12749 mContainerService = IMediaContainerService.Stub.asInterface(service); 12750 notifyAll(); 12751 } 12752 } 12753 12754 @Override 12755 public void onServiceDisconnected(ComponentName name) { 12756 } 12757 } 12758 12759 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12760 final boolean mounted; 12761 if (Environment.isExternalStorageEmulated()) { 12762 mounted = true; 12763 } else { 12764 final String status = Environment.getExternalStorageState(); 12765 12766 mounted = status.equals(Environment.MEDIA_MOUNTED) 12767 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12768 } 12769 12770 if (!mounted) { 12771 return; 12772 } 12773 12774 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12775 int[] users; 12776 if (userId == UserHandle.USER_ALL) { 12777 users = sUserManager.getUserIds(); 12778 } else { 12779 users = new int[] { userId }; 12780 } 12781 final ClearStorageConnection conn = new ClearStorageConnection(); 12782 if (mContext.bindServiceAsUser( 12783 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12784 try { 12785 for (int curUser : users) { 12786 long timeout = SystemClock.uptimeMillis() + 5000; 12787 synchronized (conn) { 12788 long now = SystemClock.uptimeMillis(); 12789 while (conn.mContainerService == null && now < timeout) { 12790 try { 12791 conn.wait(timeout - now); 12792 } catch (InterruptedException e) { 12793 } 12794 } 12795 } 12796 if (conn.mContainerService == null) { 12797 return; 12798 } 12799 12800 final UserEnvironment userEnv = new UserEnvironment(curUser); 12801 clearDirectory(conn.mContainerService, 12802 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12803 if (allData) { 12804 clearDirectory(conn.mContainerService, 12805 userEnv.buildExternalStorageAppDataDirs(packageName)); 12806 clearDirectory(conn.mContainerService, 12807 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12808 } 12809 } 12810 } finally { 12811 mContext.unbindService(conn); 12812 } 12813 } 12814 } 12815 12816 @Override 12817 public void clearApplicationUserData(final String packageName, 12818 final IPackageDataObserver observer, final int userId) { 12819 mContext.enforceCallingOrSelfPermission( 12820 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12821 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12822 // Queue up an async operation since the package deletion may take a little while. 12823 mHandler.post(new Runnable() { 12824 public void run() { 12825 mHandler.removeCallbacks(this); 12826 final boolean succeeded; 12827 synchronized (mInstallLock) { 12828 succeeded = clearApplicationUserDataLI(packageName, userId); 12829 } 12830 clearExternalStorageDataSync(packageName, userId, true); 12831 if (succeeded) { 12832 // invoke DeviceStorageMonitor's update method to clear any notifications 12833 DeviceStorageMonitorInternal 12834 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12835 if (dsm != null) { 12836 dsm.checkMemory(); 12837 } 12838 } 12839 if(observer != null) { 12840 try { 12841 observer.onRemoveCompleted(packageName, succeeded); 12842 } catch (RemoteException e) { 12843 Log.i(TAG, "Observer no longer exists."); 12844 } 12845 } //end if observer 12846 } //end run 12847 }); 12848 } 12849 12850 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12851 if (packageName == null) { 12852 Slog.w(TAG, "Attempt to delete null packageName."); 12853 return false; 12854 } 12855 12856 // Try finding details about the requested package 12857 PackageParser.Package pkg; 12858 synchronized (mPackages) { 12859 pkg = mPackages.get(packageName); 12860 if (pkg == null) { 12861 final PackageSetting ps = mSettings.mPackages.get(packageName); 12862 if (ps != null) { 12863 pkg = ps.pkg; 12864 } 12865 } 12866 12867 if (pkg == null) { 12868 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12869 return false; 12870 } 12871 12872 PackageSetting ps = (PackageSetting) pkg.mExtras; 12873 PermissionsState permissionsState = ps.getPermissionsState(); 12874 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12875 } 12876 12877 // Always delete data directories for package, even if we found no other 12878 // record of app. This helps users recover from UID mismatches without 12879 // resorting to a full data wipe. 12880 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12881 if (retCode < 0) { 12882 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12883 return false; 12884 } 12885 12886 final int appId = pkg.applicationInfo.uid; 12887 removeKeystoreDataIfNeeded(userId, appId); 12888 12889 // Create a native library symlink only if we have native libraries 12890 // and if the native libraries are 32 bit libraries. We do not provide 12891 // this symlink for 64 bit libraries. 12892 if (pkg.applicationInfo.primaryCpuAbi != null && 12893 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12894 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12895 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12896 nativeLibPath, userId) < 0) { 12897 Slog.w(TAG, "Failed linking native library dir"); 12898 return false; 12899 } 12900 } 12901 12902 return true; 12903 } 12904 12905 12906 /** 12907 * Revokes granted runtime permissions and clears resettable flags 12908 * which are flags that can be set by a user interaction. 12909 * 12910 * @param permissionsState The permission state to reset. 12911 * @param userId The device user for which to do a reset. 12912 */ 12913 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12914 PermissionsState permissionsState, int userId) { 12915 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12916 | PackageManager.FLAG_PERMISSION_USER_FIXED 12917 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12918 12919 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 12920 } 12921 12922 /** 12923 * Revokes granted runtime permissions and clears all flags. 12924 * 12925 * @param permissionsState The permission state to reset. 12926 * @param userId The device user for which to do a reset. 12927 */ 12928 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 12929 PermissionsState permissionsState, int userId) { 12930 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 12931 PackageManager.MASK_PERMISSION_FLAGS); 12932 } 12933 12934 /** 12935 * Revokes granted runtime permissions and clears certain flags. 12936 * 12937 * @param permissionsState The permission state to reset. 12938 * @param userId The device user for which to do a reset. 12939 * @param flags The flags that is going to be reset. 12940 */ 12941 private void revokeRuntimePermissionsAndClearFlagsLocked( 12942 PermissionsState permissionsState, int userId, int flags) { 12943 boolean needsWrite = false; 12944 12945 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12946 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12947 if (bp != null) { 12948 permissionsState.revokeRuntimePermission(bp, userId); 12949 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 12950 needsWrite = true; 12951 } 12952 } 12953 12954 // Ensure default permissions are never cleared. 12955 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 12956 12957 if (needsWrite) { 12958 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12959 } 12960 } 12961 12962 /** 12963 * Remove entries from the keystore daemon. Will only remove it if the 12964 * {@code appId} is valid. 12965 */ 12966 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12967 if (appId < 0) { 12968 return; 12969 } 12970 12971 final KeyStore keyStore = KeyStore.getInstance(); 12972 if (keyStore != null) { 12973 if (userId == UserHandle.USER_ALL) { 12974 for (final int individual : sUserManager.getUserIds()) { 12975 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12976 } 12977 } else { 12978 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12979 } 12980 } else { 12981 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12982 } 12983 } 12984 12985 @Override 12986 public void deleteApplicationCacheFiles(final String packageName, 12987 final IPackageDataObserver observer) { 12988 mContext.enforceCallingOrSelfPermission( 12989 android.Manifest.permission.DELETE_CACHE_FILES, null); 12990 // Queue up an async operation since the package deletion may take a little while. 12991 final int userId = UserHandle.getCallingUserId(); 12992 mHandler.post(new Runnable() { 12993 public void run() { 12994 mHandler.removeCallbacks(this); 12995 final boolean succeded; 12996 synchronized (mInstallLock) { 12997 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12998 } 12999 clearExternalStorageDataSync(packageName, userId, false); 13000 if (observer != null) { 13001 try { 13002 observer.onRemoveCompleted(packageName, succeded); 13003 } catch (RemoteException e) { 13004 Log.i(TAG, "Observer no longer exists."); 13005 } 13006 } //end if observer 13007 } //end run 13008 }); 13009 } 13010 13011 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13012 if (packageName == null) { 13013 Slog.w(TAG, "Attempt to delete null packageName."); 13014 return false; 13015 } 13016 PackageParser.Package p; 13017 synchronized (mPackages) { 13018 p = mPackages.get(packageName); 13019 } 13020 if (p == null) { 13021 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13022 return false; 13023 } 13024 final ApplicationInfo applicationInfo = p.applicationInfo; 13025 if (applicationInfo == null) { 13026 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13027 return false; 13028 } 13029 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13030 if (retCode < 0) { 13031 Slog.w(TAG, "Couldn't remove cache files for package: " 13032 + packageName + " u" + userId); 13033 return false; 13034 } 13035 return true; 13036 } 13037 13038 @Override 13039 public void getPackageSizeInfo(final String packageName, int userHandle, 13040 final IPackageStatsObserver observer) { 13041 mContext.enforceCallingOrSelfPermission( 13042 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13043 if (packageName == null) { 13044 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13045 } 13046 13047 PackageStats stats = new PackageStats(packageName, userHandle); 13048 13049 /* 13050 * Queue up an async operation since the package measurement may take a 13051 * little while. 13052 */ 13053 Message msg = mHandler.obtainMessage(INIT_COPY); 13054 msg.obj = new MeasureParams(stats, observer); 13055 mHandler.sendMessage(msg); 13056 } 13057 13058 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13059 PackageStats pStats) { 13060 if (packageName == null) { 13061 Slog.w(TAG, "Attempt to get size of null packageName."); 13062 return false; 13063 } 13064 PackageParser.Package p; 13065 boolean dataOnly = false; 13066 String libDirRoot = null; 13067 String asecPath = null; 13068 PackageSetting ps = null; 13069 synchronized (mPackages) { 13070 p = mPackages.get(packageName); 13071 ps = mSettings.mPackages.get(packageName); 13072 if(p == null) { 13073 dataOnly = true; 13074 if((ps == null) || (ps.pkg == null)) { 13075 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13076 return false; 13077 } 13078 p = ps.pkg; 13079 } 13080 if (ps != null) { 13081 libDirRoot = ps.legacyNativeLibraryPathString; 13082 } 13083 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13084 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13085 if (secureContainerId != null) { 13086 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13087 } 13088 } 13089 } 13090 String publicSrcDir = null; 13091 if(!dataOnly) { 13092 final ApplicationInfo applicationInfo = p.applicationInfo; 13093 if (applicationInfo == null) { 13094 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13095 return false; 13096 } 13097 if (p.isForwardLocked()) { 13098 publicSrcDir = applicationInfo.getBaseResourcePath(); 13099 } 13100 } 13101 // TODO: extend to measure size of split APKs 13102 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13103 // not just the first level. 13104 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13105 // just the primary. 13106 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13107 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13108 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13109 if (res < 0) { 13110 return false; 13111 } 13112 13113 // Fix-up for forward-locked applications in ASEC containers. 13114 if (!isExternal(p)) { 13115 pStats.codeSize += pStats.externalCodeSize; 13116 pStats.externalCodeSize = 0L; 13117 } 13118 13119 return true; 13120 } 13121 13122 13123 @Override 13124 public void addPackageToPreferred(String packageName) { 13125 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13126 } 13127 13128 @Override 13129 public void removePackageFromPreferred(String packageName) { 13130 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13131 } 13132 13133 @Override 13134 public List<PackageInfo> getPreferredPackages(int flags) { 13135 return new ArrayList<PackageInfo>(); 13136 } 13137 13138 private int getUidTargetSdkVersionLockedLPr(int uid) { 13139 Object obj = mSettings.getUserIdLPr(uid); 13140 if (obj instanceof SharedUserSetting) { 13141 final SharedUserSetting sus = (SharedUserSetting) obj; 13142 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13143 final Iterator<PackageSetting> it = sus.packages.iterator(); 13144 while (it.hasNext()) { 13145 final PackageSetting ps = it.next(); 13146 if (ps.pkg != null) { 13147 int v = ps.pkg.applicationInfo.targetSdkVersion; 13148 if (v < vers) vers = v; 13149 } 13150 } 13151 return vers; 13152 } else if (obj instanceof PackageSetting) { 13153 final PackageSetting ps = (PackageSetting) obj; 13154 if (ps.pkg != null) { 13155 return ps.pkg.applicationInfo.targetSdkVersion; 13156 } 13157 } 13158 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13159 } 13160 13161 @Override 13162 public void addPreferredActivity(IntentFilter filter, int match, 13163 ComponentName[] set, ComponentName activity, int userId) { 13164 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13165 "Adding preferred"); 13166 } 13167 13168 private void addPreferredActivityInternal(IntentFilter filter, int match, 13169 ComponentName[] set, ComponentName activity, boolean always, int userId, 13170 String opname) { 13171 // writer 13172 int callingUid = Binder.getCallingUid(); 13173 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13174 if (filter.countActions() == 0) { 13175 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13176 return; 13177 } 13178 synchronized (mPackages) { 13179 if (mContext.checkCallingOrSelfPermission( 13180 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13181 != PackageManager.PERMISSION_GRANTED) { 13182 if (getUidTargetSdkVersionLockedLPr(callingUid) 13183 < Build.VERSION_CODES.FROYO) { 13184 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13185 + callingUid); 13186 return; 13187 } 13188 mContext.enforceCallingOrSelfPermission( 13189 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13190 } 13191 13192 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13193 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13194 + userId + ":"); 13195 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13196 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13197 scheduleWritePackageRestrictionsLocked(userId); 13198 } 13199 } 13200 13201 @Override 13202 public void replacePreferredActivity(IntentFilter filter, int match, 13203 ComponentName[] set, ComponentName activity, int userId) { 13204 if (filter.countActions() != 1) { 13205 throw new IllegalArgumentException( 13206 "replacePreferredActivity expects filter to have only 1 action."); 13207 } 13208 if (filter.countDataAuthorities() != 0 13209 || filter.countDataPaths() != 0 13210 || filter.countDataSchemes() > 1 13211 || filter.countDataTypes() != 0) { 13212 throw new IllegalArgumentException( 13213 "replacePreferredActivity expects filter to have no data authorities, " + 13214 "paths, or types; and at most one scheme."); 13215 } 13216 13217 final int callingUid = Binder.getCallingUid(); 13218 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13219 synchronized (mPackages) { 13220 if (mContext.checkCallingOrSelfPermission( 13221 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13222 != PackageManager.PERMISSION_GRANTED) { 13223 if (getUidTargetSdkVersionLockedLPr(callingUid) 13224 < Build.VERSION_CODES.FROYO) { 13225 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13226 + Binder.getCallingUid()); 13227 return; 13228 } 13229 mContext.enforceCallingOrSelfPermission( 13230 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13231 } 13232 13233 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13234 if (pir != null) { 13235 // Get all of the existing entries that exactly match this filter. 13236 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13237 if (existing != null && existing.size() == 1) { 13238 PreferredActivity cur = existing.get(0); 13239 if (DEBUG_PREFERRED) { 13240 Slog.i(TAG, "Checking replace of preferred:"); 13241 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13242 if (!cur.mPref.mAlways) { 13243 Slog.i(TAG, " -- CUR; not mAlways!"); 13244 } else { 13245 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13246 Slog.i(TAG, " -- CUR: mSet=" 13247 + Arrays.toString(cur.mPref.mSetComponents)); 13248 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13249 Slog.i(TAG, " -- NEW: mMatch=" 13250 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13251 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13252 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13253 } 13254 } 13255 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13256 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13257 && cur.mPref.sameSet(set)) { 13258 // Setting the preferred activity to what it happens to be already 13259 if (DEBUG_PREFERRED) { 13260 Slog.i(TAG, "Replacing with same preferred activity " 13261 + cur.mPref.mShortComponent + " for user " 13262 + userId + ":"); 13263 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13264 } 13265 return; 13266 } 13267 } 13268 13269 if (existing != null) { 13270 if (DEBUG_PREFERRED) { 13271 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13272 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13273 } 13274 for (int i = 0; i < existing.size(); i++) { 13275 PreferredActivity pa = existing.get(i); 13276 if (DEBUG_PREFERRED) { 13277 Slog.i(TAG, "Removing existing preferred activity " 13278 + pa.mPref.mComponent + ":"); 13279 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13280 } 13281 pir.removeFilter(pa); 13282 } 13283 } 13284 } 13285 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13286 "Replacing preferred"); 13287 } 13288 } 13289 13290 @Override 13291 public void clearPackagePreferredActivities(String packageName) { 13292 final int uid = Binder.getCallingUid(); 13293 // writer 13294 synchronized (mPackages) { 13295 PackageParser.Package pkg = mPackages.get(packageName); 13296 if (pkg == null || pkg.applicationInfo.uid != uid) { 13297 if (mContext.checkCallingOrSelfPermission( 13298 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13299 != PackageManager.PERMISSION_GRANTED) { 13300 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13301 < Build.VERSION_CODES.FROYO) { 13302 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13303 + Binder.getCallingUid()); 13304 return; 13305 } 13306 mContext.enforceCallingOrSelfPermission( 13307 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13308 } 13309 } 13310 13311 int user = UserHandle.getCallingUserId(); 13312 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13313 scheduleWritePackageRestrictionsLocked(user); 13314 } 13315 } 13316 } 13317 13318 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13319 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13320 ArrayList<PreferredActivity> removed = null; 13321 boolean changed = false; 13322 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13323 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13324 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13325 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13326 continue; 13327 } 13328 Iterator<PreferredActivity> it = pir.filterIterator(); 13329 while (it.hasNext()) { 13330 PreferredActivity pa = it.next(); 13331 // Mark entry for removal only if it matches the package name 13332 // and the entry is of type "always". 13333 if (packageName == null || 13334 (pa.mPref.mComponent.getPackageName().equals(packageName) 13335 && pa.mPref.mAlways)) { 13336 if (removed == null) { 13337 removed = new ArrayList<PreferredActivity>(); 13338 } 13339 removed.add(pa); 13340 } 13341 } 13342 if (removed != null) { 13343 for (int j=0; j<removed.size(); j++) { 13344 PreferredActivity pa = removed.get(j); 13345 pir.removeFilter(pa); 13346 } 13347 changed = true; 13348 } 13349 } 13350 return changed; 13351 } 13352 13353 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13354 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13355 if (userId == UserHandle.USER_ALL) { 13356 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13357 sUserManager.getUserIds())) { 13358 for (int oneUserId : sUserManager.getUserIds()) { 13359 scheduleWritePackageRestrictionsLocked(oneUserId); 13360 } 13361 } 13362 } else { 13363 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13364 scheduleWritePackageRestrictionsLocked(userId); 13365 } 13366 } 13367 } 13368 13369 13370 void clearDefaultBrowserIfNeeded(String packageName) { 13371 for (int oneUserId : sUserManager.getUserIds()) { 13372 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13373 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13374 if (packageName.equals(defaultBrowserPackageName)) { 13375 setDefaultBrowserPackageName(null, oneUserId); 13376 } 13377 } 13378 } 13379 13380 @Override 13381 public void resetPreferredActivities(int userId) { 13382 /* TODO: Actually use userId. Why is it being passed in? */ 13383 mContext.enforceCallingOrSelfPermission( 13384 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13385 // writer 13386 synchronized (mPackages) { 13387 int user = UserHandle.getCallingUserId(); 13388 clearPackagePreferredActivitiesLPw(null, user); 13389 mSettings.readDefaultPreferredAppsLPw(this, user); 13390 scheduleWritePackageRestrictionsLocked(user); 13391 } 13392 } 13393 13394 @Override 13395 public int getPreferredActivities(List<IntentFilter> outFilters, 13396 List<ComponentName> outActivities, String packageName) { 13397 13398 int num = 0; 13399 final int userId = UserHandle.getCallingUserId(); 13400 // reader 13401 synchronized (mPackages) { 13402 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13403 if (pir != null) { 13404 final Iterator<PreferredActivity> it = pir.filterIterator(); 13405 while (it.hasNext()) { 13406 final PreferredActivity pa = it.next(); 13407 if (packageName == null 13408 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13409 && pa.mPref.mAlways)) { 13410 if (outFilters != null) { 13411 outFilters.add(new IntentFilter(pa)); 13412 } 13413 if (outActivities != null) { 13414 outActivities.add(pa.mPref.mComponent); 13415 } 13416 } 13417 } 13418 } 13419 } 13420 13421 return num; 13422 } 13423 13424 @Override 13425 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13426 int userId) { 13427 int callingUid = Binder.getCallingUid(); 13428 if (callingUid != Process.SYSTEM_UID) { 13429 throw new SecurityException( 13430 "addPersistentPreferredActivity can only be run by the system"); 13431 } 13432 if (filter.countActions() == 0) { 13433 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13434 return; 13435 } 13436 synchronized (mPackages) { 13437 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13438 " :"); 13439 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13440 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13441 new PersistentPreferredActivity(filter, activity)); 13442 scheduleWritePackageRestrictionsLocked(userId); 13443 } 13444 } 13445 13446 @Override 13447 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13448 int callingUid = Binder.getCallingUid(); 13449 if (callingUid != Process.SYSTEM_UID) { 13450 throw new SecurityException( 13451 "clearPackagePersistentPreferredActivities can only be run by the system"); 13452 } 13453 ArrayList<PersistentPreferredActivity> removed = null; 13454 boolean changed = false; 13455 synchronized (mPackages) { 13456 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13457 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13458 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13459 .valueAt(i); 13460 if (userId != thisUserId) { 13461 continue; 13462 } 13463 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13464 while (it.hasNext()) { 13465 PersistentPreferredActivity ppa = it.next(); 13466 // Mark entry for removal only if it matches the package name. 13467 if (ppa.mComponent.getPackageName().equals(packageName)) { 13468 if (removed == null) { 13469 removed = new ArrayList<PersistentPreferredActivity>(); 13470 } 13471 removed.add(ppa); 13472 } 13473 } 13474 if (removed != null) { 13475 for (int j=0; j<removed.size(); j++) { 13476 PersistentPreferredActivity ppa = removed.get(j); 13477 ppir.removeFilter(ppa); 13478 } 13479 changed = true; 13480 } 13481 } 13482 13483 if (changed) { 13484 scheduleWritePackageRestrictionsLocked(userId); 13485 } 13486 } 13487 } 13488 13489 /** 13490 * Common machinery for picking apart a restored XML blob and passing 13491 * it to a caller-supplied functor to be applied to the running system. 13492 */ 13493 private void restoreFromXml(XmlPullParser parser, int userId, 13494 String expectedStartTag, BlobXmlRestorer functor) 13495 throws IOException, XmlPullParserException { 13496 int type; 13497 while ((type = parser.next()) != XmlPullParser.START_TAG 13498 && type != XmlPullParser.END_DOCUMENT) { 13499 } 13500 if (type != XmlPullParser.START_TAG) { 13501 // oops didn't find a start tag?! 13502 if (DEBUG_BACKUP) { 13503 Slog.e(TAG, "Didn't find start tag during restore"); 13504 } 13505 return; 13506 } 13507 13508 // this is supposed to be TAG_PREFERRED_BACKUP 13509 if (!expectedStartTag.equals(parser.getName())) { 13510 if (DEBUG_BACKUP) { 13511 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13512 } 13513 return; 13514 } 13515 13516 // skip interfering stuff, then we're aligned with the backing implementation 13517 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13518 functor.apply(parser, userId); 13519 } 13520 13521 private interface BlobXmlRestorer { 13522 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13523 } 13524 13525 /** 13526 * Non-Binder method, support for the backup/restore mechanism: write the 13527 * full set of preferred activities in its canonical XML format. Returns the 13528 * XML output as a byte array, or null if there is none. 13529 */ 13530 @Override 13531 public byte[] getPreferredActivityBackup(int userId) { 13532 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13533 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13534 } 13535 13536 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13537 try { 13538 final XmlSerializer serializer = new FastXmlSerializer(); 13539 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13540 serializer.startDocument(null, true); 13541 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13542 13543 synchronized (mPackages) { 13544 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13545 } 13546 13547 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13548 serializer.endDocument(); 13549 serializer.flush(); 13550 } catch (Exception e) { 13551 if (DEBUG_BACKUP) { 13552 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13553 } 13554 return null; 13555 } 13556 13557 return dataStream.toByteArray(); 13558 } 13559 13560 @Override 13561 public void restorePreferredActivities(byte[] backup, int userId) { 13562 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13563 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13564 } 13565 13566 try { 13567 final XmlPullParser parser = Xml.newPullParser(); 13568 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13569 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13570 new BlobXmlRestorer() { 13571 @Override 13572 public void apply(XmlPullParser parser, int userId) 13573 throws XmlPullParserException, IOException { 13574 synchronized (mPackages) { 13575 mSettings.readPreferredActivitiesLPw(parser, userId); 13576 } 13577 } 13578 } ); 13579 } catch (Exception e) { 13580 if (DEBUG_BACKUP) { 13581 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13582 } 13583 } 13584 } 13585 13586 /** 13587 * Non-Binder method, support for the backup/restore mechanism: write the 13588 * default browser (etc) settings in its canonical XML format. Returns the default 13589 * browser XML representation as a byte array, or null if there is none. 13590 */ 13591 @Override 13592 public byte[] getDefaultAppsBackup(int userId) { 13593 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13594 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13595 } 13596 13597 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13598 try { 13599 final XmlSerializer serializer = new FastXmlSerializer(); 13600 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13601 serializer.startDocument(null, true); 13602 serializer.startTag(null, TAG_DEFAULT_APPS); 13603 13604 synchronized (mPackages) { 13605 mSettings.writeDefaultAppsLPr(serializer, userId); 13606 } 13607 13608 serializer.endTag(null, TAG_DEFAULT_APPS); 13609 serializer.endDocument(); 13610 serializer.flush(); 13611 } catch (Exception e) { 13612 if (DEBUG_BACKUP) { 13613 Slog.e(TAG, "Unable to write default apps for backup", e); 13614 } 13615 return null; 13616 } 13617 13618 return dataStream.toByteArray(); 13619 } 13620 13621 @Override 13622 public void restoreDefaultApps(byte[] backup, int userId) { 13623 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13624 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13625 } 13626 13627 try { 13628 final XmlPullParser parser = Xml.newPullParser(); 13629 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13630 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13631 new BlobXmlRestorer() { 13632 @Override 13633 public void apply(XmlPullParser parser, int userId) 13634 throws XmlPullParserException, IOException { 13635 synchronized (mPackages) { 13636 mSettings.readDefaultAppsLPw(parser, userId); 13637 } 13638 } 13639 } ); 13640 } catch (Exception e) { 13641 if (DEBUG_BACKUP) { 13642 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13643 } 13644 } 13645 } 13646 13647 @Override 13648 public byte[] getIntentFilterVerificationBackup(int userId) { 13649 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13650 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13651 } 13652 13653 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13654 try { 13655 final XmlSerializer serializer = new FastXmlSerializer(); 13656 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13657 serializer.startDocument(null, true); 13658 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13659 13660 synchronized (mPackages) { 13661 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13662 } 13663 13664 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13665 serializer.endDocument(); 13666 serializer.flush(); 13667 } catch (Exception e) { 13668 if (DEBUG_BACKUP) { 13669 Slog.e(TAG, "Unable to write default apps for backup", e); 13670 } 13671 return null; 13672 } 13673 13674 return dataStream.toByteArray(); 13675 } 13676 13677 @Override 13678 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13679 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13680 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13681 } 13682 13683 try { 13684 final XmlPullParser parser = Xml.newPullParser(); 13685 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13686 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13687 new BlobXmlRestorer() { 13688 @Override 13689 public void apply(XmlPullParser parser, int userId) 13690 throws XmlPullParserException, IOException { 13691 synchronized (mPackages) { 13692 mSettings.readAllDomainVerificationsLPr(parser, userId); 13693 mSettings.writeLPr(); 13694 } 13695 } 13696 } ); 13697 } catch (Exception e) { 13698 if (DEBUG_BACKUP) { 13699 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13700 } 13701 } 13702 } 13703 13704 @Override 13705 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13706 int sourceUserId, int targetUserId, int flags) { 13707 mContext.enforceCallingOrSelfPermission( 13708 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13709 int callingUid = Binder.getCallingUid(); 13710 enforceOwnerRights(ownerPackage, callingUid); 13711 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13712 if (intentFilter.countActions() == 0) { 13713 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13714 return; 13715 } 13716 synchronized (mPackages) { 13717 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13718 ownerPackage, targetUserId, flags); 13719 CrossProfileIntentResolver resolver = 13720 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13721 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13722 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13723 if (existing != null) { 13724 int size = existing.size(); 13725 for (int i = 0; i < size; i++) { 13726 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13727 return; 13728 } 13729 } 13730 } 13731 resolver.addFilter(newFilter); 13732 scheduleWritePackageRestrictionsLocked(sourceUserId); 13733 } 13734 } 13735 13736 @Override 13737 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13738 mContext.enforceCallingOrSelfPermission( 13739 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13740 int callingUid = Binder.getCallingUid(); 13741 enforceOwnerRights(ownerPackage, callingUid); 13742 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13743 synchronized (mPackages) { 13744 CrossProfileIntentResolver resolver = 13745 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13746 ArraySet<CrossProfileIntentFilter> set = 13747 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13748 for (CrossProfileIntentFilter filter : set) { 13749 if (filter.getOwnerPackage().equals(ownerPackage)) { 13750 resolver.removeFilter(filter); 13751 } 13752 } 13753 scheduleWritePackageRestrictionsLocked(sourceUserId); 13754 } 13755 } 13756 13757 // Enforcing that callingUid is owning pkg on userId 13758 private void enforceOwnerRights(String pkg, int callingUid) { 13759 // The system owns everything. 13760 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13761 return; 13762 } 13763 int callingUserId = UserHandle.getUserId(callingUid); 13764 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13765 if (pi == null) { 13766 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13767 + callingUserId); 13768 } 13769 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13770 throw new SecurityException("Calling uid " + callingUid 13771 + " does not own package " + pkg); 13772 } 13773 } 13774 13775 @Override 13776 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13777 Intent intent = new Intent(Intent.ACTION_MAIN); 13778 intent.addCategory(Intent.CATEGORY_HOME); 13779 13780 final int callingUserId = UserHandle.getCallingUserId(); 13781 List<ResolveInfo> list = queryIntentActivities(intent, null, 13782 PackageManager.GET_META_DATA, callingUserId); 13783 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13784 true, false, false, callingUserId); 13785 13786 allHomeCandidates.clear(); 13787 if (list != null) { 13788 for (ResolveInfo ri : list) { 13789 allHomeCandidates.add(ri); 13790 } 13791 } 13792 return (preferred == null || preferred.activityInfo == null) 13793 ? null 13794 : new ComponentName(preferred.activityInfo.packageName, 13795 preferred.activityInfo.name); 13796 } 13797 13798 @Override 13799 public void setApplicationEnabledSetting(String appPackageName, 13800 int newState, int flags, int userId, String callingPackage) { 13801 if (!sUserManager.exists(userId)) return; 13802 if (callingPackage == null) { 13803 callingPackage = Integer.toString(Binder.getCallingUid()); 13804 } 13805 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13806 } 13807 13808 @Override 13809 public void setComponentEnabledSetting(ComponentName componentName, 13810 int newState, int flags, int userId) { 13811 if (!sUserManager.exists(userId)) return; 13812 setEnabledSetting(componentName.getPackageName(), 13813 componentName.getClassName(), newState, flags, userId, null); 13814 } 13815 13816 private void setEnabledSetting(final String packageName, String className, int newState, 13817 final int flags, int userId, String callingPackage) { 13818 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13819 || newState == COMPONENT_ENABLED_STATE_ENABLED 13820 || newState == COMPONENT_ENABLED_STATE_DISABLED 13821 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13822 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13823 throw new IllegalArgumentException("Invalid new component state: " 13824 + newState); 13825 } 13826 PackageSetting pkgSetting; 13827 final int uid = Binder.getCallingUid(); 13828 final int permission = mContext.checkCallingOrSelfPermission( 13829 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13830 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13831 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13832 boolean sendNow = false; 13833 boolean isApp = (className == null); 13834 String componentName = isApp ? packageName : className; 13835 int packageUid = -1; 13836 ArrayList<String> components; 13837 13838 // writer 13839 synchronized (mPackages) { 13840 pkgSetting = mSettings.mPackages.get(packageName); 13841 if (pkgSetting == null) { 13842 if (className == null) { 13843 throw new IllegalArgumentException( 13844 "Unknown package: " + packageName); 13845 } 13846 throw new IllegalArgumentException( 13847 "Unknown component: " + packageName 13848 + "/" + className); 13849 } 13850 // Allow root and verify that userId is not being specified by a different user 13851 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13852 throw new SecurityException( 13853 "Permission Denial: attempt to change component state from pid=" 13854 + Binder.getCallingPid() 13855 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13856 } 13857 if (className == null) { 13858 // We're dealing with an application/package level state change 13859 if (pkgSetting.getEnabled(userId) == newState) { 13860 // Nothing to do 13861 return; 13862 } 13863 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13864 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13865 // Don't care about who enables an app. 13866 callingPackage = null; 13867 } 13868 pkgSetting.setEnabled(newState, userId, callingPackage); 13869 // pkgSetting.pkg.mSetEnabled = newState; 13870 } else { 13871 // We're dealing with a component level state change 13872 // First, verify that this is a valid class name. 13873 PackageParser.Package pkg = pkgSetting.pkg; 13874 if (pkg == null || !pkg.hasComponentClassName(className)) { 13875 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13876 throw new IllegalArgumentException("Component class " + className 13877 + " does not exist in " + packageName); 13878 } else { 13879 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13880 + className + " does not exist in " + packageName); 13881 } 13882 } 13883 switch (newState) { 13884 case COMPONENT_ENABLED_STATE_ENABLED: 13885 if (!pkgSetting.enableComponentLPw(className, userId)) { 13886 return; 13887 } 13888 break; 13889 case COMPONENT_ENABLED_STATE_DISABLED: 13890 if (!pkgSetting.disableComponentLPw(className, userId)) { 13891 return; 13892 } 13893 break; 13894 case COMPONENT_ENABLED_STATE_DEFAULT: 13895 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13896 return; 13897 } 13898 break; 13899 default: 13900 Slog.e(TAG, "Invalid new component state: " + newState); 13901 return; 13902 } 13903 } 13904 scheduleWritePackageRestrictionsLocked(userId); 13905 components = mPendingBroadcasts.get(userId, packageName); 13906 final boolean newPackage = components == null; 13907 if (newPackage) { 13908 components = new ArrayList<String>(); 13909 } 13910 if (!components.contains(componentName)) { 13911 components.add(componentName); 13912 } 13913 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13914 sendNow = true; 13915 // Purge entry from pending broadcast list if another one exists already 13916 // since we are sending one right away. 13917 mPendingBroadcasts.remove(userId, packageName); 13918 } else { 13919 if (newPackage) { 13920 mPendingBroadcasts.put(userId, packageName, components); 13921 } 13922 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13923 // Schedule a message 13924 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13925 } 13926 } 13927 } 13928 13929 long callingId = Binder.clearCallingIdentity(); 13930 try { 13931 if (sendNow) { 13932 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13933 sendPackageChangedBroadcast(packageName, 13934 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13935 } 13936 } finally { 13937 Binder.restoreCallingIdentity(callingId); 13938 } 13939 } 13940 13941 private void sendPackageChangedBroadcast(String packageName, 13942 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13943 if (DEBUG_INSTALL) 13944 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13945 + componentNames); 13946 Bundle extras = new Bundle(4); 13947 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13948 String nameList[] = new String[componentNames.size()]; 13949 componentNames.toArray(nameList); 13950 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13951 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13952 extras.putInt(Intent.EXTRA_UID, packageUid); 13953 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13954 new int[] {UserHandle.getUserId(packageUid)}); 13955 } 13956 13957 @Override 13958 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13959 if (!sUserManager.exists(userId)) return; 13960 final int uid = Binder.getCallingUid(); 13961 final int permission = mContext.checkCallingOrSelfPermission( 13962 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13963 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13964 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13965 // writer 13966 synchronized (mPackages) { 13967 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13968 allowedByPermission, uid, userId)) { 13969 scheduleWritePackageRestrictionsLocked(userId); 13970 } 13971 } 13972 } 13973 13974 @Override 13975 public String getInstallerPackageName(String packageName) { 13976 // reader 13977 synchronized (mPackages) { 13978 return mSettings.getInstallerPackageNameLPr(packageName); 13979 } 13980 } 13981 13982 @Override 13983 public int getApplicationEnabledSetting(String packageName, int userId) { 13984 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13985 int uid = Binder.getCallingUid(); 13986 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13987 // reader 13988 synchronized (mPackages) { 13989 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13990 } 13991 } 13992 13993 @Override 13994 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13995 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13996 int uid = Binder.getCallingUid(); 13997 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13998 // reader 13999 synchronized (mPackages) { 14000 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14001 } 14002 } 14003 14004 @Override 14005 public void enterSafeMode() { 14006 enforceSystemOrRoot("Only the system can request entering safe mode"); 14007 14008 if (!mSystemReady) { 14009 mSafeMode = true; 14010 } 14011 } 14012 14013 @Override 14014 public void systemReady() { 14015 mSystemReady = true; 14016 14017 // Read the compatibilty setting when the system is ready. 14018 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14019 mContext.getContentResolver(), 14020 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14021 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14022 if (DEBUG_SETTINGS) { 14023 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14024 } 14025 14026 synchronized (mPackages) { 14027 // Verify that all of the preferred activity components actually 14028 // exist. It is possible for applications to be updated and at 14029 // that point remove a previously declared activity component that 14030 // had been set as a preferred activity. We try to clean this up 14031 // the next time we encounter that preferred activity, but it is 14032 // possible for the user flow to never be able to return to that 14033 // situation so here we do a sanity check to make sure we haven't 14034 // left any junk around. 14035 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14036 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14037 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14038 removed.clear(); 14039 for (PreferredActivity pa : pir.filterSet()) { 14040 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14041 removed.add(pa); 14042 } 14043 } 14044 if (removed.size() > 0) { 14045 for (int r=0; r<removed.size(); r++) { 14046 PreferredActivity pa = removed.get(r); 14047 Slog.w(TAG, "Removing dangling preferred activity: " 14048 + pa.mPref.mComponent); 14049 pir.removeFilter(pa); 14050 } 14051 mSettings.writePackageRestrictionsLPr( 14052 mSettings.mPreferredActivities.keyAt(i)); 14053 } 14054 } 14055 } 14056 sUserManager.systemReady(); 14057 14058 // If we upgraded grant all default permissions before kicking off. 14059 if (isFirstBoot() || (CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE && mIsUpgrade)) { 14060 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14061 for (int userId : UserManagerService.getInstance().getUserIds()) { 14062 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14063 } 14064 } 14065 14066 // Kick off any messages waiting for system ready 14067 if (mPostSystemReadyMessages != null) { 14068 for (Message msg : mPostSystemReadyMessages) { 14069 msg.sendToTarget(); 14070 } 14071 mPostSystemReadyMessages = null; 14072 } 14073 14074 // Watch for external volumes that come and go over time 14075 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14076 storage.registerListener(mStorageListener); 14077 14078 mInstallerService.systemReady(); 14079 mPackageDexOptimizer.systemReady(); 14080 } 14081 14082 @Override 14083 public boolean isSafeMode() { 14084 return mSafeMode; 14085 } 14086 14087 @Override 14088 public boolean hasSystemUidErrors() { 14089 return mHasSystemUidErrors; 14090 } 14091 14092 static String arrayToString(int[] array) { 14093 StringBuffer buf = new StringBuffer(128); 14094 buf.append('['); 14095 if (array != null) { 14096 for (int i=0; i<array.length; i++) { 14097 if (i > 0) buf.append(", "); 14098 buf.append(array[i]); 14099 } 14100 } 14101 buf.append(']'); 14102 return buf.toString(); 14103 } 14104 14105 static class DumpState { 14106 public static final int DUMP_LIBS = 1 << 0; 14107 public static final int DUMP_FEATURES = 1 << 1; 14108 public static final int DUMP_RESOLVERS = 1 << 2; 14109 public static final int DUMP_PERMISSIONS = 1 << 3; 14110 public static final int DUMP_PACKAGES = 1 << 4; 14111 public static final int DUMP_SHARED_USERS = 1 << 5; 14112 public static final int DUMP_MESSAGES = 1 << 6; 14113 public static final int DUMP_PROVIDERS = 1 << 7; 14114 public static final int DUMP_VERIFIERS = 1 << 8; 14115 public static final int DUMP_PREFERRED = 1 << 9; 14116 public static final int DUMP_PREFERRED_XML = 1 << 10; 14117 public static final int DUMP_KEYSETS = 1 << 11; 14118 public static final int DUMP_VERSION = 1 << 12; 14119 public static final int DUMP_INSTALLS = 1 << 13; 14120 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14121 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14122 14123 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14124 14125 private int mTypes; 14126 14127 private int mOptions; 14128 14129 private boolean mTitlePrinted; 14130 14131 private SharedUserSetting mSharedUser; 14132 14133 public boolean isDumping(int type) { 14134 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14135 return true; 14136 } 14137 14138 return (mTypes & type) != 0; 14139 } 14140 14141 public void setDump(int type) { 14142 mTypes |= type; 14143 } 14144 14145 public boolean isOptionEnabled(int option) { 14146 return (mOptions & option) != 0; 14147 } 14148 14149 public void setOptionEnabled(int option) { 14150 mOptions |= option; 14151 } 14152 14153 public boolean onTitlePrinted() { 14154 final boolean printed = mTitlePrinted; 14155 mTitlePrinted = true; 14156 return printed; 14157 } 14158 14159 public boolean getTitlePrinted() { 14160 return mTitlePrinted; 14161 } 14162 14163 public void setTitlePrinted(boolean enabled) { 14164 mTitlePrinted = enabled; 14165 } 14166 14167 public SharedUserSetting getSharedUser() { 14168 return mSharedUser; 14169 } 14170 14171 public void setSharedUser(SharedUserSetting user) { 14172 mSharedUser = user; 14173 } 14174 } 14175 14176 @Override 14177 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14178 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14179 != PackageManager.PERMISSION_GRANTED) { 14180 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14181 + Binder.getCallingPid() 14182 + ", uid=" + Binder.getCallingUid() 14183 + " without permission " 14184 + android.Manifest.permission.DUMP); 14185 return; 14186 } 14187 14188 DumpState dumpState = new DumpState(); 14189 boolean fullPreferred = false; 14190 boolean checkin = false; 14191 14192 String packageName = null; 14193 14194 int opti = 0; 14195 while (opti < args.length) { 14196 String opt = args[opti]; 14197 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14198 break; 14199 } 14200 opti++; 14201 14202 if ("-a".equals(opt)) { 14203 // Right now we only know how to print all. 14204 } else if ("-h".equals(opt)) { 14205 pw.println("Package manager dump options:"); 14206 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14207 pw.println(" --checkin: dump for a checkin"); 14208 pw.println(" -f: print details of intent filters"); 14209 pw.println(" -h: print this help"); 14210 pw.println(" cmd may be one of:"); 14211 pw.println(" l[ibraries]: list known shared libraries"); 14212 pw.println(" f[ibraries]: list device features"); 14213 pw.println(" k[eysets]: print known keysets"); 14214 pw.println(" r[esolvers]: dump intent resolvers"); 14215 pw.println(" perm[issions]: dump permissions"); 14216 pw.println(" pref[erred]: print preferred package settings"); 14217 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14218 pw.println(" prov[iders]: dump content providers"); 14219 pw.println(" p[ackages]: dump installed packages"); 14220 pw.println(" s[hared-users]: dump shared user IDs"); 14221 pw.println(" m[essages]: print collected runtime messages"); 14222 pw.println(" v[erifiers]: print package verifier info"); 14223 pw.println(" version: print database version info"); 14224 pw.println(" write: write current settings now"); 14225 pw.println(" <package.name>: info about given package"); 14226 pw.println(" installs: details about install sessions"); 14227 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14228 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14229 return; 14230 } else if ("--checkin".equals(opt)) { 14231 checkin = true; 14232 } else if ("-f".equals(opt)) { 14233 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14234 } else { 14235 pw.println("Unknown argument: " + opt + "; use -h for help"); 14236 } 14237 } 14238 14239 // Is the caller requesting to dump a particular piece of data? 14240 if (opti < args.length) { 14241 String cmd = args[opti]; 14242 opti++; 14243 // Is this a package name? 14244 if ("android".equals(cmd) || cmd.contains(".")) { 14245 packageName = cmd; 14246 // When dumping a single package, we always dump all of its 14247 // filter information since the amount of data will be reasonable. 14248 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14249 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14250 dumpState.setDump(DumpState.DUMP_LIBS); 14251 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14252 dumpState.setDump(DumpState.DUMP_FEATURES); 14253 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14254 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14255 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14256 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14257 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14258 dumpState.setDump(DumpState.DUMP_PREFERRED); 14259 } else if ("preferred-xml".equals(cmd)) { 14260 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14261 if (opti < args.length && "--full".equals(args[opti])) { 14262 fullPreferred = true; 14263 opti++; 14264 } 14265 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14266 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14267 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14268 dumpState.setDump(DumpState.DUMP_PACKAGES); 14269 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14270 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14271 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14272 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14273 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14274 dumpState.setDump(DumpState.DUMP_MESSAGES); 14275 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14276 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14277 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14278 || "intent-filter-verifiers".equals(cmd)) { 14279 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14280 } else if ("version".equals(cmd)) { 14281 dumpState.setDump(DumpState.DUMP_VERSION); 14282 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14283 dumpState.setDump(DumpState.DUMP_KEYSETS); 14284 } else if ("installs".equals(cmd)) { 14285 dumpState.setDump(DumpState.DUMP_INSTALLS); 14286 } else if ("write".equals(cmd)) { 14287 synchronized (mPackages) { 14288 mSettings.writeLPr(); 14289 pw.println("Settings written."); 14290 return; 14291 } 14292 } 14293 } 14294 14295 if (checkin) { 14296 pw.println("vers,1"); 14297 } 14298 14299 // reader 14300 synchronized (mPackages) { 14301 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14302 if (!checkin) { 14303 if (dumpState.onTitlePrinted()) 14304 pw.println(); 14305 pw.println("Database versions:"); 14306 pw.print(" SDK Version:"); 14307 pw.print(" internal="); 14308 pw.print(mSettings.mInternalSdkPlatform); 14309 pw.print(" external="); 14310 pw.println(mSettings.mExternalSdkPlatform); 14311 pw.print(" DB Version:"); 14312 pw.print(" internal="); 14313 pw.print(mSettings.mInternalDatabaseVersion); 14314 pw.print(" external="); 14315 pw.println(mSettings.mExternalDatabaseVersion); 14316 } 14317 } 14318 14319 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14320 if (!checkin) { 14321 if (dumpState.onTitlePrinted()) 14322 pw.println(); 14323 pw.println("Verifiers:"); 14324 pw.print(" Required: "); 14325 pw.print(mRequiredVerifierPackage); 14326 pw.print(" (uid="); 14327 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14328 pw.println(")"); 14329 } else if (mRequiredVerifierPackage != null) { 14330 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14331 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14332 } 14333 } 14334 14335 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14336 packageName == null) { 14337 if (mIntentFilterVerifierComponent != null) { 14338 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14339 if (!checkin) { 14340 if (dumpState.onTitlePrinted()) 14341 pw.println(); 14342 pw.println("Intent Filter Verifier:"); 14343 pw.print(" Using: "); 14344 pw.print(verifierPackageName); 14345 pw.print(" (uid="); 14346 pw.print(getPackageUid(verifierPackageName, 0)); 14347 pw.println(")"); 14348 } else if (verifierPackageName != null) { 14349 pw.print("ifv,"); pw.print(verifierPackageName); 14350 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14351 } 14352 } else { 14353 pw.println(); 14354 pw.println("No Intent Filter Verifier available!"); 14355 } 14356 } 14357 14358 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14359 boolean printedHeader = false; 14360 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14361 while (it.hasNext()) { 14362 String name = it.next(); 14363 SharedLibraryEntry ent = mSharedLibraries.get(name); 14364 if (!checkin) { 14365 if (!printedHeader) { 14366 if (dumpState.onTitlePrinted()) 14367 pw.println(); 14368 pw.println("Libraries:"); 14369 printedHeader = true; 14370 } 14371 pw.print(" "); 14372 } else { 14373 pw.print("lib,"); 14374 } 14375 pw.print(name); 14376 if (!checkin) { 14377 pw.print(" -> "); 14378 } 14379 if (ent.path != null) { 14380 if (!checkin) { 14381 pw.print("(jar) "); 14382 pw.print(ent.path); 14383 } else { 14384 pw.print(",jar,"); 14385 pw.print(ent.path); 14386 } 14387 } else { 14388 if (!checkin) { 14389 pw.print("(apk) "); 14390 pw.print(ent.apk); 14391 } else { 14392 pw.print(",apk,"); 14393 pw.print(ent.apk); 14394 } 14395 } 14396 pw.println(); 14397 } 14398 } 14399 14400 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14401 if (dumpState.onTitlePrinted()) 14402 pw.println(); 14403 if (!checkin) { 14404 pw.println("Features:"); 14405 } 14406 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14407 while (it.hasNext()) { 14408 String name = it.next(); 14409 if (!checkin) { 14410 pw.print(" "); 14411 } else { 14412 pw.print("feat,"); 14413 } 14414 pw.println(name); 14415 } 14416 } 14417 14418 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14419 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14420 : "Activity Resolver Table:", " ", packageName, 14421 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14422 dumpState.setTitlePrinted(true); 14423 } 14424 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14425 : "Receiver Resolver Table:", " ", packageName, 14426 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14427 dumpState.setTitlePrinted(true); 14428 } 14429 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14430 : "Service Resolver Table:", " ", packageName, 14431 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14432 dumpState.setTitlePrinted(true); 14433 } 14434 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14435 : "Provider Resolver Table:", " ", packageName, 14436 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14437 dumpState.setTitlePrinted(true); 14438 } 14439 } 14440 14441 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14442 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14443 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14444 int user = mSettings.mPreferredActivities.keyAt(i); 14445 if (pir.dump(pw, 14446 dumpState.getTitlePrinted() 14447 ? "\nPreferred Activities User " + user + ":" 14448 : "Preferred Activities User " + user + ":", " ", 14449 packageName, true, false)) { 14450 dumpState.setTitlePrinted(true); 14451 } 14452 } 14453 } 14454 14455 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14456 pw.flush(); 14457 FileOutputStream fout = new FileOutputStream(fd); 14458 BufferedOutputStream str = new BufferedOutputStream(fout); 14459 XmlSerializer serializer = new FastXmlSerializer(); 14460 try { 14461 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14462 serializer.startDocument(null, true); 14463 serializer.setFeature( 14464 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14465 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14466 serializer.endDocument(); 14467 serializer.flush(); 14468 } catch (IllegalArgumentException e) { 14469 pw.println("Failed writing: " + e); 14470 } catch (IllegalStateException e) { 14471 pw.println("Failed writing: " + e); 14472 } catch (IOException e) { 14473 pw.println("Failed writing: " + e); 14474 } 14475 } 14476 14477 if (!checkin 14478 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14479 && packageName == null) { 14480 pw.println(); 14481 int count = mSettings.mPackages.size(); 14482 if (count == 0) { 14483 pw.println("No domain preferred apps!"); 14484 pw.println(); 14485 } else { 14486 final String prefix = " "; 14487 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14488 if (allPackageSettings.size() == 0) { 14489 pw.println("No domain preferred apps!"); 14490 pw.println(); 14491 } else { 14492 pw.println("Domain preferred apps status:"); 14493 pw.println(); 14494 count = 0; 14495 for (PackageSetting ps : allPackageSettings) { 14496 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14497 if (ivi == null || ivi.getPackageName() == null) continue; 14498 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14499 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14500 pw.println(prefix + "Status: " + ivi.getStatusString()); 14501 pw.println(); 14502 count++; 14503 } 14504 if (count == 0) { 14505 pw.println(prefix + "No domain preferred app status!"); 14506 pw.println(); 14507 } 14508 for (int userId : sUserManager.getUserIds()) { 14509 pw.println("Domain preferred apps for User " + userId + ":"); 14510 pw.println(); 14511 count = 0; 14512 for (PackageSetting ps : allPackageSettings) { 14513 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14514 if (ivi == null || ivi.getPackageName() == null) { 14515 continue; 14516 } 14517 final int status = ps.getDomainVerificationStatusForUser(userId); 14518 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14519 continue; 14520 } 14521 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14522 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14523 String statusStr = IntentFilterVerificationInfo. 14524 getStatusStringFromValue(status); 14525 pw.println(prefix + "Status: " + statusStr); 14526 pw.println(); 14527 count++; 14528 } 14529 if (count == 0) { 14530 pw.println(prefix + "No domain preferred apps!"); 14531 pw.println(); 14532 } 14533 } 14534 } 14535 } 14536 } 14537 14538 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14539 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14540 if (packageName == null) { 14541 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14542 if (iperm == 0) { 14543 if (dumpState.onTitlePrinted()) 14544 pw.println(); 14545 pw.println("AppOp Permissions:"); 14546 } 14547 pw.print(" AppOp Permission "); 14548 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14549 pw.println(":"); 14550 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14551 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14552 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14553 } 14554 } 14555 } 14556 } 14557 14558 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14559 boolean printedSomething = false; 14560 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14561 if (packageName != null && !packageName.equals(p.info.packageName)) { 14562 continue; 14563 } 14564 if (!printedSomething) { 14565 if (dumpState.onTitlePrinted()) 14566 pw.println(); 14567 pw.println("Registered ContentProviders:"); 14568 printedSomething = true; 14569 } 14570 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14571 pw.print(" "); pw.println(p.toString()); 14572 } 14573 printedSomething = false; 14574 for (Map.Entry<String, PackageParser.Provider> entry : 14575 mProvidersByAuthority.entrySet()) { 14576 PackageParser.Provider p = entry.getValue(); 14577 if (packageName != null && !packageName.equals(p.info.packageName)) { 14578 continue; 14579 } 14580 if (!printedSomething) { 14581 if (dumpState.onTitlePrinted()) 14582 pw.println(); 14583 pw.println("ContentProvider Authorities:"); 14584 printedSomething = true; 14585 } 14586 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14587 pw.print(" "); pw.println(p.toString()); 14588 if (p.info != null && p.info.applicationInfo != null) { 14589 final String appInfo = p.info.applicationInfo.toString(); 14590 pw.print(" applicationInfo="); pw.println(appInfo); 14591 } 14592 } 14593 } 14594 14595 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14596 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14597 } 14598 14599 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14600 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14601 } 14602 14603 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14604 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14605 } 14606 14607 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14608 // XXX should handle packageName != null by dumping only install data that 14609 // the given package is involved with. 14610 if (dumpState.onTitlePrinted()) pw.println(); 14611 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14612 } 14613 14614 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14615 if (dumpState.onTitlePrinted()) pw.println(); 14616 mSettings.dumpReadMessagesLPr(pw, dumpState); 14617 14618 pw.println(); 14619 pw.println("Package warning messages:"); 14620 BufferedReader in = null; 14621 String line = null; 14622 try { 14623 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14624 while ((line = in.readLine()) != null) { 14625 if (line.contains("ignored: updated version")) continue; 14626 pw.println(line); 14627 } 14628 } catch (IOException ignored) { 14629 } finally { 14630 IoUtils.closeQuietly(in); 14631 } 14632 } 14633 14634 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14635 BufferedReader in = null; 14636 String line = null; 14637 try { 14638 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14639 while ((line = in.readLine()) != null) { 14640 if (line.contains("ignored: updated version")) continue; 14641 pw.print("msg,"); 14642 pw.println(line); 14643 } 14644 } catch (IOException ignored) { 14645 } finally { 14646 IoUtils.closeQuietly(in); 14647 } 14648 } 14649 } 14650 } 14651 14652 // ------- apps on sdcard specific code ------- 14653 static final boolean DEBUG_SD_INSTALL = false; 14654 14655 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14656 14657 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14658 14659 private boolean mMediaMounted = false; 14660 14661 static String getEncryptKey() { 14662 try { 14663 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14664 SD_ENCRYPTION_KEYSTORE_NAME); 14665 if (sdEncKey == null) { 14666 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14667 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14668 if (sdEncKey == null) { 14669 Slog.e(TAG, "Failed to create encryption keys"); 14670 return null; 14671 } 14672 } 14673 return sdEncKey; 14674 } catch (NoSuchAlgorithmException nsae) { 14675 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14676 return null; 14677 } catch (IOException ioe) { 14678 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14679 return null; 14680 } 14681 } 14682 14683 /* 14684 * Update media status on PackageManager. 14685 */ 14686 @Override 14687 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14688 int callingUid = Binder.getCallingUid(); 14689 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14690 throw new SecurityException("Media status can only be updated by the system"); 14691 } 14692 // reader; this apparently protects mMediaMounted, but should probably 14693 // be a different lock in that case. 14694 synchronized (mPackages) { 14695 Log.i(TAG, "Updating external media status from " 14696 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14697 + (mediaStatus ? "mounted" : "unmounted")); 14698 if (DEBUG_SD_INSTALL) 14699 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14700 + ", mMediaMounted=" + mMediaMounted); 14701 if (mediaStatus == mMediaMounted) { 14702 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14703 : 0, -1); 14704 mHandler.sendMessage(msg); 14705 return; 14706 } 14707 mMediaMounted = mediaStatus; 14708 } 14709 // Queue up an async operation since the package installation may take a 14710 // little while. 14711 mHandler.post(new Runnable() { 14712 public void run() { 14713 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14714 } 14715 }); 14716 } 14717 14718 /** 14719 * Called by MountService when the initial ASECs to scan are available. 14720 * Should block until all the ASEC containers are finished being scanned. 14721 */ 14722 public void scanAvailableAsecs() { 14723 updateExternalMediaStatusInner(true, false, false); 14724 if (mShouldRestoreconData) { 14725 SELinuxMMAC.setRestoreconDone(); 14726 mShouldRestoreconData = false; 14727 } 14728 } 14729 14730 /* 14731 * Collect information of applications on external media, map them against 14732 * existing containers and update information based on current mount status. 14733 * Please note that we always have to report status if reportStatus has been 14734 * set to true especially when unloading packages. 14735 */ 14736 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14737 boolean externalStorage) { 14738 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14739 int[] uidArr = EmptyArray.INT; 14740 14741 final String[] list = PackageHelper.getSecureContainerList(); 14742 if (ArrayUtils.isEmpty(list)) { 14743 Log.i(TAG, "No secure containers found"); 14744 } else { 14745 // Process list of secure containers and categorize them 14746 // as active or stale based on their package internal state. 14747 14748 // reader 14749 synchronized (mPackages) { 14750 for (String cid : list) { 14751 // Leave stages untouched for now; installer service owns them 14752 if (PackageInstallerService.isStageName(cid)) continue; 14753 14754 if (DEBUG_SD_INSTALL) 14755 Log.i(TAG, "Processing container " + cid); 14756 String pkgName = getAsecPackageName(cid); 14757 if (pkgName == null) { 14758 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14759 continue; 14760 } 14761 if (DEBUG_SD_INSTALL) 14762 Log.i(TAG, "Looking for pkg : " + pkgName); 14763 14764 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14765 if (ps == null) { 14766 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14767 continue; 14768 } 14769 14770 /* 14771 * Skip packages that are not external if we're unmounting 14772 * external storage. 14773 */ 14774 if (externalStorage && !isMounted && !isExternal(ps)) { 14775 continue; 14776 } 14777 14778 final AsecInstallArgs args = new AsecInstallArgs(cid, 14779 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14780 // The package status is changed only if the code path 14781 // matches between settings and the container id. 14782 if (ps.codePathString != null 14783 && ps.codePathString.startsWith(args.getCodePath())) { 14784 if (DEBUG_SD_INSTALL) { 14785 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14786 + " at code path: " + ps.codePathString); 14787 } 14788 14789 // We do have a valid package installed on sdcard 14790 processCids.put(args, ps.codePathString); 14791 final int uid = ps.appId; 14792 if (uid != -1) { 14793 uidArr = ArrayUtils.appendInt(uidArr, uid); 14794 } 14795 } else { 14796 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14797 + ps.codePathString); 14798 } 14799 } 14800 } 14801 14802 Arrays.sort(uidArr); 14803 } 14804 14805 // Process packages with valid entries. 14806 if (isMounted) { 14807 if (DEBUG_SD_INSTALL) 14808 Log.i(TAG, "Loading packages"); 14809 loadMediaPackages(processCids, uidArr); 14810 startCleaningPackages(); 14811 mInstallerService.onSecureContainersAvailable(); 14812 } else { 14813 if (DEBUG_SD_INSTALL) 14814 Log.i(TAG, "Unloading packages"); 14815 unloadMediaPackages(processCids, uidArr, reportStatus); 14816 } 14817 } 14818 14819 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14820 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14821 final int size = infos.size(); 14822 final String[] packageNames = new String[size]; 14823 final int[] packageUids = new int[size]; 14824 for (int i = 0; i < size; i++) { 14825 final ApplicationInfo info = infos.get(i); 14826 packageNames[i] = info.packageName; 14827 packageUids[i] = info.uid; 14828 } 14829 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14830 finishedReceiver); 14831 } 14832 14833 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14834 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14835 sendResourcesChangedBroadcast(mediaStatus, replacing, 14836 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14837 } 14838 14839 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14840 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14841 int size = pkgList.length; 14842 if (size > 0) { 14843 // Send broadcasts here 14844 Bundle extras = new Bundle(); 14845 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14846 if (uidArr != null) { 14847 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14848 } 14849 if (replacing) { 14850 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14851 } 14852 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14853 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14854 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14855 } 14856 } 14857 14858 /* 14859 * Look at potentially valid container ids from processCids If package 14860 * information doesn't match the one on record or package scanning fails, 14861 * the cid is added to list of removeCids. We currently don't delete stale 14862 * containers. 14863 */ 14864 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14865 ArrayList<String> pkgList = new ArrayList<String>(); 14866 Set<AsecInstallArgs> keys = processCids.keySet(); 14867 14868 for (AsecInstallArgs args : keys) { 14869 String codePath = processCids.get(args); 14870 if (DEBUG_SD_INSTALL) 14871 Log.i(TAG, "Loading container : " + args.cid); 14872 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14873 try { 14874 // Make sure there are no container errors first. 14875 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14876 Slog.e(TAG, "Failed to mount cid : " + args.cid 14877 + " when installing from sdcard"); 14878 continue; 14879 } 14880 // Check code path here. 14881 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14882 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14883 + " does not match one in settings " + codePath); 14884 continue; 14885 } 14886 // Parse package 14887 int parseFlags = mDefParseFlags; 14888 if (args.isExternalAsec()) { 14889 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14890 } 14891 if (args.isFwdLocked()) { 14892 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14893 } 14894 14895 synchronized (mInstallLock) { 14896 PackageParser.Package pkg = null; 14897 try { 14898 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14899 } catch (PackageManagerException e) { 14900 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14901 } 14902 // Scan the package 14903 if (pkg != null) { 14904 /* 14905 * TODO why is the lock being held? doPostInstall is 14906 * called in other places without the lock. This needs 14907 * to be straightened out. 14908 */ 14909 // writer 14910 synchronized (mPackages) { 14911 retCode = PackageManager.INSTALL_SUCCEEDED; 14912 pkgList.add(pkg.packageName); 14913 // Post process args 14914 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14915 pkg.applicationInfo.uid); 14916 } 14917 } else { 14918 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14919 } 14920 } 14921 14922 } finally { 14923 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14924 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14925 } 14926 } 14927 } 14928 // writer 14929 synchronized (mPackages) { 14930 // If the platform SDK has changed since the last time we booted, 14931 // we need to re-grant app permission to catch any new ones that 14932 // appear. This is really a hack, and means that apps can in some 14933 // cases get permissions that the user didn't initially explicitly 14934 // allow... it would be nice to have some better way to handle 14935 // this situation. 14936 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14937 if (regrantPermissions) 14938 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14939 + mSdkVersion + "; regranting permissions for external storage"); 14940 mSettings.mExternalSdkPlatform = mSdkVersion; 14941 14942 // Make sure group IDs have been assigned, and any permission 14943 // changes in other apps are accounted for 14944 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14945 | (regrantPermissions 14946 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14947 : 0)); 14948 14949 mSettings.updateExternalDatabaseVersion(); 14950 14951 // can downgrade to reader 14952 // Persist settings 14953 mSettings.writeLPr(); 14954 } 14955 // Send a broadcast to let everyone know we are done processing 14956 if (pkgList.size() > 0) { 14957 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14958 } 14959 } 14960 14961 /* 14962 * Utility method to unload a list of specified containers 14963 */ 14964 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14965 // Just unmount all valid containers. 14966 for (AsecInstallArgs arg : cidArgs) { 14967 synchronized (mInstallLock) { 14968 arg.doPostDeleteLI(false); 14969 } 14970 } 14971 } 14972 14973 /* 14974 * Unload packages mounted on external media. This involves deleting package 14975 * data from internal structures, sending broadcasts about diabled packages, 14976 * gc'ing to free up references, unmounting all secure containers 14977 * corresponding to packages on external media, and posting a 14978 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14979 * that we always have to post this message if status has been requested no 14980 * matter what. 14981 */ 14982 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14983 final boolean reportStatus) { 14984 if (DEBUG_SD_INSTALL) 14985 Log.i(TAG, "unloading media packages"); 14986 ArrayList<String> pkgList = new ArrayList<String>(); 14987 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14988 final Set<AsecInstallArgs> keys = processCids.keySet(); 14989 for (AsecInstallArgs args : keys) { 14990 String pkgName = args.getPackageName(); 14991 if (DEBUG_SD_INSTALL) 14992 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14993 // Delete package internally 14994 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14995 synchronized (mInstallLock) { 14996 boolean res = deletePackageLI(pkgName, null, false, null, null, 14997 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14998 if (res) { 14999 pkgList.add(pkgName); 15000 } else { 15001 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15002 failedList.add(args); 15003 } 15004 } 15005 } 15006 15007 // reader 15008 synchronized (mPackages) { 15009 // We didn't update the settings after removing each package; 15010 // write them now for all packages. 15011 mSettings.writeLPr(); 15012 } 15013 15014 // We have to absolutely send UPDATED_MEDIA_STATUS only 15015 // after confirming that all the receivers processed the ordered 15016 // broadcast when packages get disabled, force a gc to clean things up. 15017 // and unload all the containers. 15018 if (pkgList.size() > 0) { 15019 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15020 new IIntentReceiver.Stub() { 15021 public void performReceive(Intent intent, int resultCode, String data, 15022 Bundle extras, boolean ordered, boolean sticky, 15023 int sendingUser) throws RemoteException { 15024 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15025 reportStatus ? 1 : 0, 1, keys); 15026 mHandler.sendMessage(msg); 15027 } 15028 }); 15029 } else { 15030 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15031 keys); 15032 mHandler.sendMessage(msg); 15033 } 15034 } 15035 15036 private void loadPrivatePackages(VolumeInfo vol) { 15037 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15038 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15039 synchronized (mInstallLock) { 15040 synchronized (mPackages) { 15041 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15042 for (PackageSetting ps : packages) { 15043 final PackageParser.Package pkg; 15044 try { 15045 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15046 loaded.add(pkg.applicationInfo); 15047 } catch (PackageManagerException e) { 15048 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15049 } 15050 } 15051 15052 // TODO: regrant any permissions that changed based since original install 15053 15054 mSettings.writeLPr(); 15055 } 15056 } 15057 15058 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15059 sendResourcesChangedBroadcast(true, false, loaded, null); 15060 } 15061 15062 private void unloadPrivatePackages(VolumeInfo vol) { 15063 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15064 synchronized (mInstallLock) { 15065 synchronized (mPackages) { 15066 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15067 for (PackageSetting ps : packages) { 15068 if (ps.pkg == null) continue; 15069 15070 final ApplicationInfo info = ps.pkg.applicationInfo; 15071 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15072 if (deletePackageLI(ps.name, null, false, null, null, 15073 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15074 unloaded.add(info); 15075 } else { 15076 Slog.w(TAG, "Failed to unload " + ps.codePath); 15077 } 15078 } 15079 15080 mSettings.writeLPr(); 15081 } 15082 } 15083 15084 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15085 sendResourcesChangedBroadcast(false, false, unloaded, null); 15086 } 15087 15088 private void unfreezePackage(String packageName) { 15089 synchronized (mPackages) { 15090 final PackageSetting ps = mSettings.mPackages.get(packageName); 15091 if (ps != null) { 15092 ps.frozen = false; 15093 } 15094 } 15095 } 15096 15097 @Override 15098 public int movePackage(final String packageName, final String volumeUuid) { 15099 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15100 15101 final int moveId = mNextMoveId.getAndIncrement(); 15102 try { 15103 movePackageInternal(packageName, volumeUuid, moveId); 15104 } catch (PackageManagerException e) { 15105 Slog.w(TAG, "Failed to move " + packageName, e); 15106 mMoveCallbacks.notifyStatusChanged(moveId, 15107 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15108 } 15109 return moveId; 15110 } 15111 15112 private void movePackageInternal(final String packageName, final String volumeUuid, 15113 final int moveId) throws PackageManagerException { 15114 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15115 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15116 final PackageManager pm = mContext.getPackageManager(); 15117 15118 final boolean currentAsec; 15119 final String currentVolumeUuid; 15120 final File codeFile; 15121 final String installerPackageName; 15122 final String packageAbiOverride; 15123 final int appId; 15124 final String seinfo; 15125 final String label; 15126 15127 // reader 15128 synchronized (mPackages) { 15129 final PackageParser.Package pkg = mPackages.get(packageName); 15130 final PackageSetting ps = mSettings.mPackages.get(packageName); 15131 if (pkg == null || ps == null) { 15132 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15133 } 15134 15135 if (pkg.applicationInfo.isSystemApp()) { 15136 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15137 "Cannot move system application"); 15138 } 15139 15140 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15141 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15142 "Package already moved to " + volumeUuid); 15143 } 15144 15145 final File probe = new File(pkg.codePath); 15146 final File probeOat = new File(probe, "oat"); 15147 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15148 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15149 "Move only supported for modern cluster style installs"); 15150 } 15151 15152 if (ps.frozen) { 15153 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15154 "Failed to move already frozen package"); 15155 } 15156 ps.frozen = true; 15157 15158 currentAsec = pkg.applicationInfo.isForwardLocked() 15159 || pkg.applicationInfo.isExternalAsec(); 15160 currentVolumeUuid = ps.volumeUuid; 15161 codeFile = new File(pkg.codePath); 15162 installerPackageName = ps.installerPackageName; 15163 packageAbiOverride = ps.cpuAbiOverrideString; 15164 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15165 seinfo = pkg.applicationInfo.seinfo; 15166 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15167 } 15168 15169 // Now that we're guarded by frozen state, kill app during move 15170 killApplication(packageName, appId, "move pkg"); 15171 15172 final Bundle extras = new Bundle(); 15173 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15174 extras.putString(Intent.EXTRA_TITLE, label); 15175 mMoveCallbacks.notifyCreated(moveId, extras); 15176 15177 int installFlags; 15178 final boolean moveCompleteApp; 15179 final File measurePath; 15180 15181 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15182 installFlags = INSTALL_INTERNAL; 15183 moveCompleteApp = !currentAsec; 15184 measurePath = Environment.getDataAppDirectory(volumeUuid); 15185 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15186 installFlags = INSTALL_EXTERNAL; 15187 moveCompleteApp = false; 15188 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15189 } else { 15190 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15191 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15192 || !volume.isMountedWritable()) { 15193 unfreezePackage(packageName); 15194 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15195 "Move location not mounted private volume"); 15196 } 15197 15198 Preconditions.checkState(!currentAsec); 15199 15200 installFlags = INSTALL_INTERNAL; 15201 moveCompleteApp = true; 15202 measurePath = Environment.getDataAppDirectory(volumeUuid); 15203 } 15204 15205 final PackageStats stats = new PackageStats(null, -1); 15206 synchronized (mInstaller) { 15207 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15208 unfreezePackage(packageName); 15209 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15210 "Failed to measure package size"); 15211 } 15212 } 15213 15214 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15215 + stats.dataSize); 15216 15217 final long startFreeBytes = measurePath.getFreeSpace(); 15218 final long sizeBytes; 15219 if (moveCompleteApp) { 15220 sizeBytes = stats.codeSize + stats.dataSize; 15221 } else { 15222 sizeBytes = stats.codeSize; 15223 } 15224 15225 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15226 unfreezePackage(packageName); 15227 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15228 "Not enough free space to move"); 15229 } 15230 15231 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15232 15233 final CountDownLatch installedLatch = new CountDownLatch(1); 15234 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15235 @Override 15236 public void onUserActionRequired(Intent intent) throws RemoteException { 15237 throw new IllegalStateException(); 15238 } 15239 15240 @Override 15241 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15242 Bundle extras) throws RemoteException { 15243 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15244 + PackageManager.installStatusToString(returnCode, msg)); 15245 15246 installedLatch.countDown(); 15247 15248 // Regardless of success or failure of the move operation, 15249 // always unfreeze the package 15250 unfreezePackage(packageName); 15251 15252 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15253 switch (status) { 15254 case PackageInstaller.STATUS_SUCCESS: 15255 mMoveCallbacks.notifyStatusChanged(moveId, 15256 PackageManager.MOVE_SUCCEEDED); 15257 break; 15258 case PackageInstaller.STATUS_FAILURE_STORAGE: 15259 mMoveCallbacks.notifyStatusChanged(moveId, 15260 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15261 break; 15262 default: 15263 mMoveCallbacks.notifyStatusChanged(moveId, 15264 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15265 break; 15266 } 15267 } 15268 }; 15269 15270 final MoveInfo move; 15271 if (moveCompleteApp) { 15272 // Kick off a thread to report progress estimates 15273 new Thread() { 15274 @Override 15275 public void run() { 15276 while (true) { 15277 try { 15278 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15279 break; 15280 } 15281 } catch (InterruptedException ignored) { 15282 } 15283 15284 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15285 final int progress = 10 + (int) MathUtils.constrain( 15286 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15287 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15288 } 15289 } 15290 }.start(); 15291 15292 final String dataAppName = codeFile.getName(); 15293 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15294 dataAppName, appId, seinfo); 15295 } else { 15296 move = null; 15297 } 15298 15299 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15300 15301 final Message msg = mHandler.obtainMessage(INIT_COPY); 15302 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15303 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15304 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15305 mHandler.sendMessage(msg); 15306 } 15307 15308 @Override 15309 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15310 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15311 15312 final int realMoveId = mNextMoveId.getAndIncrement(); 15313 final Bundle extras = new Bundle(); 15314 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15315 mMoveCallbacks.notifyCreated(realMoveId, extras); 15316 15317 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15318 @Override 15319 public void onCreated(int moveId, Bundle extras) { 15320 // Ignored 15321 } 15322 15323 @Override 15324 public void onStatusChanged(int moveId, int status, long estMillis) { 15325 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15326 } 15327 }; 15328 15329 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15330 storage.setPrimaryStorageUuid(volumeUuid, callback); 15331 return realMoveId; 15332 } 15333 15334 @Override 15335 public int getMoveStatus(int moveId) { 15336 mContext.enforceCallingOrSelfPermission( 15337 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15338 return mMoveCallbacks.mLastStatus.get(moveId); 15339 } 15340 15341 @Override 15342 public void registerMoveCallback(IPackageMoveObserver callback) { 15343 mContext.enforceCallingOrSelfPermission( 15344 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15345 mMoveCallbacks.register(callback); 15346 } 15347 15348 @Override 15349 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15350 mContext.enforceCallingOrSelfPermission( 15351 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15352 mMoveCallbacks.unregister(callback); 15353 } 15354 15355 @Override 15356 public boolean setInstallLocation(int loc) { 15357 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15358 null); 15359 if (getInstallLocation() == loc) { 15360 return true; 15361 } 15362 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15363 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15364 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15365 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15366 return true; 15367 } 15368 return false; 15369 } 15370 15371 @Override 15372 public int getInstallLocation() { 15373 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15374 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15375 PackageHelper.APP_INSTALL_AUTO); 15376 } 15377 15378 /** Called by UserManagerService */ 15379 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15380 mDirtyUsers.remove(userHandle); 15381 mSettings.removeUserLPw(userHandle); 15382 mPendingBroadcasts.remove(userHandle); 15383 if (mInstaller != null) { 15384 // Technically, we shouldn't be doing this with the package lock 15385 // held. However, this is very rare, and there is already so much 15386 // other disk I/O going on, that we'll let it slide for now. 15387 final StorageManager storage = StorageManager.from(mContext); 15388 final List<VolumeInfo> vols = storage.getVolumes(); 15389 for (VolumeInfo vol : vols) { 15390 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15391 final String volumeUuid = vol.getFsUuid(); 15392 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15393 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15394 } 15395 } 15396 } 15397 mUserNeedsBadging.delete(userHandle); 15398 removeUnusedPackagesLILPw(userManager, userHandle); 15399 } 15400 15401 /** 15402 * We're removing userHandle and would like to remove any downloaded packages 15403 * that are no longer in use by any other user. 15404 * @param userHandle the user being removed 15405 */ 15406 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15407 final boolean DEBUG_CLEAN_APKS = false; 15408 int [] users = userManager.getUserIdsLPr(); 15409 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15410 while (psit.hasNext()) { 15411 PackageSetting ps = psit.next(); 15412 if (ps.pkg == null) { 15413 continue; 15414 } 15415 final String packageName = ps.pkg.packageName; 15416 // Skip over if system app 15417 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15418 continue; 15419 } 15420 if (DEBUG_CLEAN_APKS) { 15421 Slog.i(TAG, "Checking package " + packageName); 15422 } 15423 boolean keep = false; 15424 for (int i = 0; i < users.length; i++) { 15425 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15426 keep = true; 15427 if (DEBUG_CLEAN_APKS) { 15428 Slog.i(TAG, " Keeping package " + packageName + " for user " 15429 + users[i]); 15430 } 15431 break; 15432 } 15433 } 15434 if (!keep) { 15435 if (DEBUG_CLEAN_APKS) { 15436 Slog.i(TAG, " Removing package " + packageName); 15437 } 15438 mHandler.post(new Runnable() { 15439 public void run() { 15440 deletePackageX(packageName, userHandle, 0); 15441 } //end run 15442 }); 15443 } 15444 } 15445 } 15446 15447 /** Called by UserManagerService */ 15448 void createNewUserLILPw(int userHandle, File path) { 15449 if (mInstaller != null) { 15450 mInstaller.createUserConfig(userHandle); 15451 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15452 } 15453 } 15454 15455 void newUserCreatedLILPw(final int userHandle) { 15456 // We cannot grant the default permissions with a lock held as 15457 // we query providers from other components for default handlers 15458 // such as enabled IMEs, etc. 15459 mHandler.post(new Runnable() { 15460 @Override 15461 public void run() { 15462 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15463 } 15464 }); 15465 } 15466 15467 @Override 15468 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15469 mContext.enforceCallingOrSelfPermission( 15470 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15471 "Only package verification agents can read the verifier device identity"); 15472 15473 synchronized (mPackages) { 15474 return mSettings.getVerifierDeviceIdentityLPw(); 15475 } 15476 } 15477 15478 @Override 15479 public void setPermissionEnforced(String permission, boolean enforced) { 15480 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15481 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15482 synchronized (mPackages) { 15483 if (mSettings.mReadExternalStorageEnforced == null 15484 || mSettings.mReadExternalStorageEnforced != enforced) { 15485 mSettings.mReadExternalStorageEnforced = enforced; 15486 mSettings.writeLPr(); 15487 } 15488 } 15489 // kill any non-foreground processes so we restart them and 15490 // grant/revoke the GID. 15491 final IActivityManager am = ActivityManagerNative.getDefault(); 15492 if (am != null) { 15493 final long token = Binder.clearCallingIdentity(); 15494 try { 15495 am.killProcessesBelowForeground("setPermissionEnforcement"); 15496 } catch (RemoteException e) { 15497 } finally { 15498 Binder.restoreCallingIdentity(token); 15499 } 15500 } 15501 } else { 15502 throw new IllegalArgumentException("No selective enforcement for " + permission); 15503 } 15504 } 15505 15506 @Override 15507 @Deprecated 15508 public boolean isPermissionEnforced(String permission) { 15509 return true; 15510 } 15511 15512 @Override 15513 public boolean isStorageLow() { 15514 final long token = Binder.clearCallingIdentity(); 15515 try { 15516 final DeviceStorageMonitorInternal 15517 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15518 if (dsm != null) { 15519 return dsm.isMemoryLow(); 15520 } else { 15521 return false; 15522 } 15523 } finally { 15524 Binder.restoreCallingIdentity(token); 15525 } 15526 } 15527 15528 @Override 15529 public IPackageInstaller getPackageInstaller() { 15530 return mInstallerService; 15531 } 15532 15533 private boolean userNeedsBadging(int userId) { 15534 int index = mUserNeedsBadging.indexOfKey(userId); 15535 if (index < 0) { 15536 final UserInfo userInfo; 15537 final long token = Binder.clearCallingIdentity(); 15538 try { 15539 userInfo = sUserManager.getUserInfo(userId); 15540 } finally { 15541 Binder.restoreCallingIdentity(token); 15542 } 15543 final boolean b; 15544 if (userInfo != null && userInfo.isManagedProfile()) { 15545 b = true; 15546 } else { 15547 b = false; 15548 } 15549 mUserNeedsBadging.put(userId, b); 15550 return b; 15551 } 15552 return mUserNeedsBadging.valueAt(index); 15553 } 15554 15555 @Override 15556 public KeySet getKeySetByAlias(String packageName, String alias) { 15557 if (packageName == null || alias == null) { 15558 return null; 15559 } 15560 synchronized(mPackages) { 15561 final PackageParser.Package pkg = mPackages.get(packageName); 15562 if (pkg == null) { 15563 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15564 throw new IllegalArgumentException("Unknown package: " + packageName); 15565 } 15566 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15567 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15568 } 15569 } 15570 15571 @Override 15572 public KeySet getSigningKeySet(String packageName) { 15573 if (packageName == null) { 15574 return null; 15575 } 15576 synchronized(mPackages) { 15577 final PackageParser.Package pkg = mPackages.get(packageName); 15578 if (pkg == null) { 15579 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15580 throw new IllegalArgumentException("Unknown package: " + packageName); 15581 } 15582 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15583 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15584 throw new SecurityException("May not access signing KeySet of other apps."); 15585 } 15586 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15587 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15588 } 15589 } 15590 15591 @Override 15592 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15593 if (packageName == null || ks == null) { 15594 return false; 15595 } 15596 synchronized(mPackages) { 15597 final PackageParser.Package pkg = mPackages.get(packageName); 15598 if (pkg == null) { 15599 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15600 throw new IllegalArgumentException("Unknown package: " + packageName); 15601 } 15602 IBinder ksh = ks.getToken(); 15603 if (ksh instanceof KeySetHandle) { 15604 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15605 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15606 } 15607 return false; 15608 } 15609 } 15610 15611 @Override 15612 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15613 if (packageName == null || ks == null) { 15614 return false; 15615 } 15616 synchronized(mPackages) { 15617 final PackageParser.Package pkg = mPackages.get(packageName); 15618 if (pkg == null) { 15619 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15620 throw new IllegalArgumentException("Unknown package: " + packageName); 15621 } 15622 IBinder ksh = ks.getToken(); 15623 if (ksh instanceof KeySetHandle) { 15624 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15625 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15626 } 15627 return false; 15628 } 15629 } 15630 15631 public void getUsageStatsIfNoPackageUsageInfo() { 15632 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15633 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15634 if (usm == null) { 15635 throw new IllegalStateException("UsageStatsManager must be initialized"); 15636 } 15637 long now = System.currentTimeMillis(); 15638 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15639 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15640 String packageName = entry.getKey(); 15641 PackageParser.Package pkg = mPackages.get(packageName); 15642 if (pkg == null) { 15643 continue; 15644 } 15645 UsageStats usage = entry.getValue(); 15646 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15647 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15648 } 15649 } 15650 } 15651 15652 /** 15653 * Check and throw if the given before/after packages would be considered a 15654 * downgrade. 15655 */ 15656 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15657 throws PackageManagerException { 15658 if (after.versionCode < before.mVersionCode) { 15659 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15660 "Update version code " + after.versionCode + " is older than current " 15661 + before.mVersionCode); 15662 } else if (after.versionCode == before.mVersionCode) { 15663 if (after.baseRevisionCode < before.baseRevisionCode) { 15664 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15665 "Update base revision code " + after.baseRevisionCode 15666 + " is older than current " + before.baseRevisionCode); 15667 } 15668 15669 if (!ArrayUtils.isEmpty(after.splitNames)) { 15670 for (int i = 0; i < after.splitNames.length; i++) { 15671 final String splitName = after.splitNames[i]; 15672 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15673 if (j != -1) { 15674 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15675 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15676 "Update split " + splitName + " revision code " 15677 + after.splitRevisionCodes[i] + " is older than current " 15678 + before.splitRevisionCodes[j]); 15679 } 15680 } 15681 } 15682 } 15683 } 15684 } 15685 15686 private static class MoveCallbacks extends Handler { 15687 private static final int MSG_CREATED = 1; 15688 private static final int MSG_STATUS_CHANGED = 2; 15689 15690 private final RemoteCallbackList<IPackageMoveObserver> 15691 mCallbacks = new RemoteCallbackList<>(); 15692 15693 private final SparseIntArray mLastStatus = new SparseIntArray(); 15694 15695 public MoveCallbacks(Looper looper) { 15696 super(looper); 15697 } 15698 15699 public void register(IPackageMoveObserver callback) { 15700 mCallbacks.register(callback); 15701 } 15702 15703 public void unregister(IPackageMoveObserver callback) { 15704 mCallbacks.unregister(callback); 15705 } 15706 15707 @Override 15708 public void handleMessage(Message msg) { 15709 final SomeArgs args = (SomeArgs) msg.obj; 15710 final int n = mCallbacks.beginBroadcast(); 15711 for (int i = 0; i < n; i++) { 15712 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15713 try { 15714 invokeCallback(callback, msg.what, args); 15715 } catch (RemoteException ignored) { 15716 } 15717 } 15718 mCallbacks.finishBroadcast(); 15719 args.recycle(); 15720 } 15721 15722 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15723 throws RemoteException { 15724 switch (what) { 15725 case MSG_CREATED: { 15726 callback.onCreated(args.argi1, (Bundle) args.arg2); 15727 break; 15728 } 15729 case MSG_STATUS_CHANGED: { 15730 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15731 break; 15732 } 15733 } 15734 } 15735 15736 private void notifyCreated(int moveId, Bundle extras) { 15737 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15738 15739 final SomeArgs args = SomeArgs.obtain(); 15740 args.argi1 = moveId; 15741 args.arg2 = extras; 15742 obtainMessage(MSG_CREATED, args).sendToTarget(); 15743 } 15744 15745 private void notifyStatusChanged(int moveId, int status) { 15746 notifyStatusChanged(moveId, status, -1); 15747 } 15748 15749 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15750 Slog.v(TAG, "Move " + moveId + " status " + status); 15751 15752 final SomeArgs args = SomeArgs.obtain(); 15753 args.argi1 = moveId; 15754 args.argi2 = status; 15755 args.arg3 = estMillis; 15756 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15757 15758 synchronized (mLastStatus) { 15759 mLastStatus.put(moveId, status); 15760 } 15761 } 15762 } 15763 15764 private final class OnPermissionChangeListeners extends Handler { 15765 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15766 15767 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15768 new RemoteCallbackList<>(); 15769 15770 public OnPermissionChangeListeners(Looper looper) { 15771 super(looper); 15772 } 15773 15774 @Override 15775 public void handleMessage(Message msg) { 15776 switch (msg.what) { 15777 case MSG_ON_PERMISSIONS_CHANGED: { 15778 final int uid = msg.arg1; 15779 handleOnPermissionsChanged(uid); 15780 } break; 15781 } 15782 } 15783 15784 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15785 mPermissionListeners.register(listener); 15786 15787 } 15788 15789 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15790 mPermissionListeners.unregister(listener); 15791 } 15792 15793 public void onPermissionsChanged(int uid) { 15794 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15795 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15796 } 15797 } 15798 15799 private void handleOnPermissionsChanged(int uid) { 15800 final int count = mPermissionListeners.beginBroadcast(); 15801 try { 15802 for (int i = 0; i < count; i++) { 15803 IOnPermissionsChangeListener callback = mPermissionListeners 15804 .getBroadcastItem(i); 15805 try { 15806 callback.onPermissionsChanged(uid); 15807 } catch (RemoteException e) { 15808 Log.e(TAG, "Permission listener is dead", e); 15809 } 15810 } 15811 } finally { 15812 mPermissionListeners.finishBroadcast(); 15813 } 15814 } 15815 } 15816 15817 private class PackageManagerInternalImpl extends PackageManagerInternal { 15818 @Override 15819 public void setLocationPackagesProvider(PackagesProvider provider) { 15820 synchronized (mPackages) { 15821 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15822 } 15823 } 15824 15825 @Override 15826 public void setImePackagesProvider(PackagesProvider provider) { 15827 synchronized (mPackages) { 15828 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15829 } 15830 } 15831 15832 @Override 15833 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15834 synchronized (mPackages) { 15835 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15836 } 15837 } 15838 } 15839 15840 @Override 15841 public void grantDefaultPermissions(final int userId) { 15842 enforceSystemOrPhoneCaller("grantDefaultPermissions"); 15843 long token = Binder.clearCallingIdentity(); 15844 try { 15845 // We cannot grant the default permissions with a lock held as 15846 // we query providers from other components for default handlers 15847 // such as enabled IMEs, etc. 15848 mHandler.post(new Runnable() { 15849 @Override 15850 public void run() { 15851 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15852 } 15853 }); 15854 } finally { 15855 Binder.restoreCallingIdentity(token); 15856 } 15857 } 15858 15859 @Override 15860 public void setCarrierAppPackagesProvider(final IPackagesProvider provider) { 15861 enforceSystemOrPhoneCaller("setCarrierAppPackagesProvider"); 15862 long token = Binder.clearCallingIdentity(); 15863 try { 15864 PackageManagerInternal.PackagesProvider wrapper = 15865 new PackageManagerInternal.PackagesProvider() { 15866 @Override 15867 public String[] getPackages(int userId) { 15868 try { 15869 return provider.getPackages(userId); 15870 } catch (RemoteException e) { 15871 return null; 15872 } 15873 } 15874 }; 15875 synchronized (mPackages) { 15876 mDefaultPermissionPolicy.setCarrierAppPackagesProviderLPw(wrapper); 15877 } 15878 } finally { 15879 Binder.restoreCallingIdentity(token); 15880 } 15881 } 15882 15883 private static void enforceSystemOrPhoneCaller(String tag) { 15884 int callingUid = Binder.getCallingUid(); 15885 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 15886 throw new SecurityException( 15887 "Cannot call " + tag + " from UID " + callingUid); 15888 } 15889 } 15890} 15891