PackageManagerService.java revision 15bb16fb48f523b6b0d8c03cfe5988096341e29d
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 28import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 29import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 30import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 37import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 38import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 39import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 40import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 45import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 47import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 48import static android.content.pm.PackageManager.INSTALL_INTERNAL; 49import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 53import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 54import static android.content.pm.PackageManager.MATCH_ALL; 55import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 56import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 57import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 58import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 59import static android.content.pm.PackageManager.PERMISSION_GRANTED; 60import static android.content.pm.PackageParser.isApkFile; 61import static android.os.Process.PACKAGE_INFO_GID; 62import static android.os.Process.SYSTEM_UID; 63import static android.system.OsConstants.O_CREAT; 64import static android.system.OsConstants.O_RDWR; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 66import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 67import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 68import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 69import static com.android.internal.util.ArrayUtils.appendInt; 70import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 72import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 73import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 74import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 75 76import android.Manifest; 77import android.app.ActivityManager; 78import android.app.ActivityManagerNative; 79import android.app.AppGlobals; 80import android.app.IActivityManager; 81import android.app.admin.IDevicePolicyManager; 82import android.app.backup.IBackupManager; 83import android.app.usage.UsageStats; 84import android.app.usage.UsageStatsManager; 85import android.content.BroadcastReceiver; 86import android.content.ComponentName; 87import android.content.Context; 88import android.content.IIntentReceiver; 89import android.content.Intent; 90import android.content.IntentFilter; 91import android.content.IntentSender; 92import android.content.IntentSender.SendIntentException; 93import android.content.ServiceConnection; 94import android.content.pm.ActivityInfo; 95import android.content.pm.ApplicationInfo; 96import android.content.pm.FeatureInfo; 97import android.content.pm.IOnPermissionsChangeListener; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.IntentFilterVerificationInfo; 108import android.content.pm.KeySet; 109import android.content.pm.ManifestDigest; 110import android.content.pm.PackageCleanItem; 111import android.content.pm.PackageInfo; 112import android.content.pm.PackageInfoLite; 113import android.content.pm.PackageInstaller; 114import android.content.pm.PackageManager; 115import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 116import android.content.pm.PackageManagerInternal; 117import android.content.pm.PackageParser; 118import android.content.pm.PackageParser.ActivityIntentInfo; 119import android.content.pm.PackageParser.PackageLite; 120import android.content.pm.PackageParser.PackageParserException; 121import android.content.pm.PackageStats; 122import android.content.pm.PackageUserState; 123import android.content.pm.ParceledListSlice; 124import android.content.pm.PermissionGroupInfo; 125import android.content.pm.PermissionInfo; 126import android.content.pm.ProviderInfo; 127import android.content.pm.ResolveInfo; 128import android.content.pm.ServiceInfo; 129import android.content.pm.Signature; 130import android.content.pm.UserInfo; 131import android.content.pm.VerificationParams; 132import android.content.pm.VerifierDeviceIdentity; 133import android.content.pm.VerifierInfo; 134import android.content.res.Resources; 135import android.hardware.display.DisplayManager; 136import android.net.Uri; 137import android.os.Binder; 138import android.os.Build; 139import android.os.Bundle; 140import android.os.Debug; 141import android.os.Environment; 142import android.os.Environment.UserEnvironment; 143import android.os.FileUtils; 144import android.os.Handler; 145import android.os.IBinder; 146import android.os.Looper; 147import android.os.Message; 148import android.os.Parcel; 149import android.os.ParcelFileDescriptor; 150import android.os.Process; 151import android.os.RemoteCallbackList; 152import android.os.RemoteException; 153import android.os.SELinux; 154import android.os.ServiceManager; 155import android.os.SystemClock; 156import android.os.SystemProperties; 157import android.os.UserHandle; 158import android.os.UserManager; 159import android.os.storage.IMountService; 160import android.os.storage.StorageEventListener; 161import android.os.storage.StorageManager; 162import android.os.storage.VolumeInfo; 163import android.os.storage.VolumeRecord; 164import android.security.KeyStore; 165import android.security.SystemKeyStore; 166import android.system.ErrnoException; 167import android.system.Os; 168import android.system.StructStat; 169import android.text.TextUtils; 170import android.text.format.DateUtils; 171import android.util.ArrayMap; 172import android.util.ArraySet; 173import android.util.AtomicFile; 174import android.util.DisplayMetrics; 175import android.util.EventLog; 176import android.util.ExceptionUtils; 177import android.util.Log; 178import android.util.LogPrinter; 179import android.util.MathUtils; 180import android.util.PrintStreamPrinter; 181import android.util.Slog; 182import android.util.SparseArray; 183import android.util.SparseBooleanArray; 184import android.util.SparseIntArray; 185import android.util.Xml; 186import android.view.Display; 187 188import dalvik.system.DexFile; 189import dalvik.system.VMRuntime; 190 191import libcore.io.IoUtils; 192import libcore.util.EmptyArray; 193 194import com.android.internal.R; 195import com.android.internal.annotations.GuardedBy; 196import com.android.internal.app.IMediaContainerService; 197import com.android.internal.app.ResolverActivity; 198import com.android.internal.content.NativeLibraryHelper; 199import com.android.internal.content.PackageHelper; 200import com.android.internal.os.IParcelFileDescriptorFactory; 201import com.android.internal.os.SomeArgs; 202import com.android.internal.os.Zygote; 203import com.android.internal.util.ArrayUtils; 204import com.android.internal.util.FastPrintWriter; 205import com.android.internal.util.FastXmlSerializer; 206import com.android.internal.util.IndentingPrintWriter; 207import com.android.internal.util.Preconditions; 208import com.android.server.EventLogTags; 209import com.android.server.FgThread; 210import com.android.server.IntentResolver; 211import com.android.server.LocalServices; 212import com.android.server.ServiceThread; 213import com.android.server.SystemConfig; 214import com.android.server.Watchdog; 215import com.android.server.pm.PermissionsState.PermissionState; 216import com.android.server.pm.Settings.DatabaseVersion; 217import com.android.server.storage.DeviceStorageMonitorInternal; 218 219import org.xmlpull.v1.XmlPullParser; 220import org.xmlpull.v1.XmlPullParserException; 221import org.xmlpull.v1.XmlSerializer; 222 223import java.io.BufferedInputStream; 224import java.io.BufferedOutputStream; 225import java.io.BufferedReader; 226import java.io.ByteArrayInputStream; 227import java.io.ByteArrayOutputStream; 228import java.io.File; 229import java.io.FileDescriptor; 230import java.io.FileNotFoundException; 231import java.io.FileOutputStream; 232import java.io.FileReader; 233import java.io.FilenameFilter; 234import java.io.IOException; 235import java.io.InputStream; 236import java.io.PrintWriter; 237import java.nio.charset.StandardCharsets; 238import java.security.NoSuchAlgorithmException; 239import java.security.PublicKey; 240import java.security.cert.CertificateEncodingException; 241import java.security.cert.CertificateException; 242import java.text.SimpleDateFormat; 243import java.util.ArrayList; 244import java.util.Arrays; 245import java.util.Collection; 246import java.util.Collections; 247import java.util.Comparator; 248import java.util.Date; 249import java.util.Iterator; 250import java.util.List; 251import java.util.Map; 252import java.util.Objects; 253import java.util.Set; 254import java.util.concurrent.CountDownLatch; 255import java.util.concurrent.TimeUnit; 256import java.util.concurrent.atomic.AtomicBoolean; 257import java.util.concurrent.atomic.AtomicInteger; 258import java.util.concurrent.atomic.AtomicLong; 259 260/** 261 * Keep track of all those .apks everywhere. 262 * 263 * This is very central to the platform's security; please run the unit 264 * tests whenever making modifications here: 265 * 266mmm frameworks/base/tests/AndroidTests 267adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 268adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 269 * 270 * {@hide} 271 */ 272public class PackageManagerService extends IPackageManager.Stub { 273 static final String TAG = "PackageManager"; 274 static final boolean DEBUG_SETTINGS = false; 275 static final boolean DEBUG_PREFERRED = false; 276 static final boolean DEBUG_UPGRADE = false; 277 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 278 private static final boolean DEBUG_BACKUP = true; 279 private static final boolean DEBUG_INSTALL = false; 280 private static final boolean DEBUG_REMOVE = false; 281 private static final boolean DEBUG_BROADCASTS = false; 282 private static final boolean DEBUG_SHOW_INFO = false; 283 private static final boolean DEBUG_PACKAGE_INFO = false; 284 private static final boolean DEBUG_INTENT_MATCHING = false; 285 private static final boolean DEBUG_PACKAGE_SCANNING = false; 286 private static final boolean DEBUG_VERIFY = false; 287 private static final boolean DEBUG_DEXOPT = false; 288 private static final boolean DEBUG_ABI_SELECTION = false; 289 290 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 291 292 private static final int RADIO_UID = Process.PHONE_UID; 293 private static final int LOG_UID = Process.LOG_UID; 294 private static final int NFC_UID = Process.NFC_UID; 295 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 296 private static final int SHELL_UID = Process.SHELL_UID; 297 298 // Cap the size of permission trees that 3rd party apps can define 299 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 300 301 // Suffix used during package installation when copying/moving 302 // package apks to install directory. 303 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 304 305 static final int SCAN_NO_DEX = 1<<1; 306 static final int SCAN_FORCE_DEX = 1<<2; 307 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 308 static final int SCAN_NEW_INSTALL = 1<<4; 309 static final int SCAN_NO_PATHS = 1<<5; 310 static final int SCAN_UPDATE_TIME = 1<<6; 311 static final int SCAN_DEFER_DEX = 1<<7; 312 static final int SCAN_BOOTING = 1<<8; 313 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 314 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 315 static final int SCAN_REQUIRE_KNOWN = 1<<12; 316 static final int SCAN_MOVE = 1<<13; 317 static final int SCAN_INITIAL = 1<<14; 318 319 static final int REMOVE_CHATTY = 1<<16; 320 321 private static final int[] EMPTY_INT_ARRAY = new int[0]; 322 323 /** 324 * Timeout (in milliseconds) after which the watchdog should declare that 325 * our handler thread is wedged. The usual default for such things is one 326 * minute but we sometimes do very lengthy I/O operations on this thread, 327 * such as installing multi-gigabyte applications, so ours needs to be longer. 328 */ 329 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 330 331 /** 332 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 333 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 334 * settings entry if available, otherwise we use the hardcoded default. If it's been 335 * more than this long since the last fstrim, we force one during the boot sequence. 336 * 337 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 338 * one gets run at the next available charging+idle time. This final mandatory 339 * no-fstrim check kicks in only of the other scheduling criteria is never met. 340 */ 341 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 342 343 /** 344 * Whether verification is enabled by default. 345 */ 346 private static final boolean DEFAULT_VERIFY_ENABLE = true; 347 348 /** 349 * The default maximum time to wait for the verification agent to return in 350 * milliseconds. 351 */ 352 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 353 354 /** 355 * The default response for package verification timeout. 356 * 357 * This can be either PackageManager.VERIFICATION_ALLOW or 358 * PackageManager.VERIFICATION_REJECT. 359 */ 360 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 361 362 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 363 364 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 365 DEFAULT_CONTAINER_PACKAGE, 366 "com.android.defcontainer.DefaultContainerService"); 367 368 private static final String KILL_APP_REASON_GIDS_CHANGED = 369 "permission grant or revoke changed gids"; 370 371 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 372 "permissions revoked"; 373 374 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 375 376 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 377 378 /** Permission grant: not grant the permission. */ 379 private static final int GRANT_DENIED = 1; 380 381 /** Permission grant: grant the permission as an install permission. */ 382 private static final int GRANT_INSTALL = 2; 383 384 /** Permission grant: grant the permission as an install permission for a legacy app. */ 385 private static final int GRANT_INSTALL_LEGACY = 3; 386 387 /** Permission grant: grant the permission as a runtime one. */ 388 private static final int GRANT_RUNTIME = 4; 389 390 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 391 private static final int GRANT_UPGRADE = 5; 392 393 /** Canonical intent used to identify what counts as a "web browser" app */ 394 private static final Intent sBrowserIntent; 395 static { 396 sBrowserIntent = new Intent(); 397 sBrowserIntent.setAction(Intent.ACTION_VIEW); 398 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 399 sBrowserIntent.setData(Uri.parse("http:")); 400 } 401 402 final ServiceThread mHandlerThread; 403 404 final PackageHandler mHandler; 405 406 /** 407 * Messages for {@link #mHandler} that need to wait for system ready before 408 * being dispatched. 409 */ 410 private ArrayList<Message> mPostSystemReadyMessages; 411 412 final int mSdkVersion = Build.VERSION.SDK_INT; 413 414 final Context mContext; 415 final boolean mFactoryTest; 416 final boolean mOnlyCore; 417 final boolean mLazyDexOpt; 418 final long mDexOptLRUThresholdInMills; 419 final DisplayMetrics mMetrics; 420 final int mDefParseFlags; 421 final String[] mSeparateProcesses; 422 final boolean mIsUpgrade; 423 424 // This is where all application persistent data goes. 425 final File mAppDataDir; 426 427 // This is where all application persistent data goes for secondary users. 428 final File mUserAppDataDir; 429 430 /** The location for ASEC container files on internal storage. */ 431 final String mAsecInternalPath; 432 433 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 434 // LOCK HELD. Can be called with mInstallLock held. 435 @GuardedBy("mInstallLock") 436 final Installer mInstaller; 437 438 /** Directory where installed third-party apps stored */ 439 final File mAppInstallDir; 440 441 /** 442 * Directory to which applications installed internally have their 443 * 32 bit native libraries copied. 444 */ 445 private File mAppLib32InstallDir; 446 447 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 448 // apps. 449 final File mDrmAppPrivateInstallDir; 450 451 // ---------------------------------------------------------------- 452 453 // Lock for state used when installing and doing other long running 454 // operations. Methods that must be called with this lock held have 455 // the suffix "LI". 456 final Object mInstallLock = new Object(); 457 458 // ---------------------------------------------------------------- 459 460 // Keys are String (package name), values are Package. This also serves 461 // as the lock for the global state. Methods that must be called with 462 // this lock held have the prefix "LP". 463 @GuardedBy("mPackages") 464 final ArrayMap<String, PackageParser.Package> mPackages = 465 new ArrayMap<String, PackageParser.Package>(); 466 467 // Tracks available target package names -> overlay package paths. 468 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 469 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 470 471 final Settings mSettings; 472 boolean mRestoredSettings; 473 474 // System configuration read by SystemConfig. 475 final int[] mGlobalGids; 476 final SparseArray<ArraySet<String>> mSystemPermissions; 477 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 478 479 // If mac_permissions.xml was found for seinfo labeling. 480 boolean mFoundPolicyFile; 481 482 // If a recursive restorecon of /data/data/<pkg> is needed. 483 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 484 485 public static final class SharedLibraryEntry { 486 public final String path; 487 public final String apk; 488 489 SharedLibraryEntry(String _path, String _apk) { 490 path = _path; 491 apk = _apk; 492 } 493 } 494 495 // Currently known shared libraries. 496 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 497 new ArrayMap<String, SharedLibraryEntry>(); 498 499 // All available activities, for your resolving pleasure. 500 final ActivityIntentResolver mActivities = 501 new ActivityIntentResolver(); 502 503 // All available receivers, for your resolving pleasure. 504 final ActivityIntentResolver mReceivers = 505 new ActivityIntentResolver(); 506 507 // All available services, for your resolving pleasure. 508 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 509 510 // All available providers, for your resolving pleasure. 511 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 512 513 // Mapping from provider base names (first directory in content URI codePath) 514 // to the provider information. 515 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 516 new ArrayMap<String, PackageParser.Provider>(); 517 518 // Mapping from instrumentation class names to info about them. 519 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 520 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 521 522 // Mapping from permission names to info about them. 523 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 524 new ArrayMap<String, PackageParser.PermissionGroup>(); 525 526 // Packages whose data we have transfered into another package, thus 527 // should no longer exist. 528 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 529 530 // Broadcast actions that are only available to the system. 531 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 532 533 /** List of packages waiting for verification. */ 534 final SparseArray<PackageVerificationState> mPendingVerification 535 = new SparseArray<PackageVerificationState>(); 536 537 /** Set of packages associated with each app op permission. */ 538 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 539 540 final PackageInstallerService mInstallerService; 541 542 private final PackageDexOptimizer mPackageDexOptimizer; 543 544 private AtomicInteger mNextMoveId = new AtomicInteger(); 545 private final MoveCallbacks mMoveCallbacks; 546 547 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 548 549 // Cache of users who need badging. 550 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 551 552 /** Token for keys in mPendingVerification. */ 553 private int mPendingVerificationToken = 0; 554 555 volatile boolean mSystemReady; 556 volatile boolean mSafeMode; 557 volatile boolean mHasSystemUidErrors; 558 559 ApplicationInfo mAndroidApplication; 560 final ActivityInfo mResolveActivity = new ActivityInfo(); 561 final ResolveInfo mResolveInfo = new ResolveInfo(); 562 ComponentName mResolveComponentName; 563 PackageParser.Package mPlatformPackage; 564 ComponentName mCustomResolverComponentName; 565 566 boolean mResolverReplaced = false; 567 568 private final ComponentName mIntentFilterVerifierComponent; 569 private int mIntentFilterVerificationToken = 0; 570 571 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 572 = new SparseArray<IntentFilterVerificationState>(); 573 574 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 575 new DefaultPermissionGrantPolicy(this); 576 577 private static class IFVerificationParams { 578 PackageParser.Package pkg; 579 boolean replacing; 580 int userId; 581 int verifierUid; 582 583 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 584 int _userId, int _verifierUid) { 585 pkg = _pkg; 586 replacing = _replacing; 587 userId = _userId; 588 replacing = _replacing; 589 verifierUid = _verifierUid; 590 } 591 } 592 593 private interface IntentFilterVerifier<T extends IntentFilter> { 594 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 595 T filter, String packageName); 596 void startVerifications(int userId); 597 void receiveVerificationResponse(int verificationId); 598 } 599 600 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 601 private Context mContext; 602 private ComponentName mIntentFilterVerifierComponent; 603 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 604 605 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 606 mContext = context; 607 mIntentFilterVerifierComponent = verifierComponent; 608 } 609 610 private String getDefaultScheme() { 611 return IntentFilter.SCHEME_HTTPS; 612 } 613 614 @Override 615 public void startVerifications(int userId) { 616 // Launch verifications requests 617 int count = mCurrentIntentFilterVerifications.size(); 618 for (int n=0; n<count; n++) { 619 int verificationId = mCurrentIntentFilterVerifications.get(n); 620 final IntentFilterVerificationState ivs = 621 mIntentFilterVerificationStates.get(verificationId); 622 623 String packageName = ivs.getPackageName(); 624 625 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 626 final int filterCount = filters.size(); 627 ArraySet<String> domainsSet = new ArraySet<>(); 628 for (int m=0; m<filterCount; m++) { 629 PackageParser.ActivityIntentInfo filter = filters.get(m); 630 domainsSet.addAll(filter.getHostsList()); 631 } 632 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 633 synchronized (mPackages) { 634 if (mSettings.createIntentFilterVerificationIfNeededLPw( 635 packageName, domainsList) != null) { 636 scheduleWriteSettingsLocked(); 637 } 638 } 639 sendVerificationRequest(userId, verificationId, ivs); 640 } 641 mCurrentIntentFilterVerifications.clear(); 642 } 643 644 private void sendVerificationRequest(int userId, int verificationId, 645 IntentFilterVerificationState ivs) { 646 647 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 648 verificationIntent.putExtra( 649 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 650 verificationId); 651 verificationIntent.putExtra( 652 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 653 getDefaultScheme()); 654 verificationIntent.putExtra( 655 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 656 ivs.getHostsString()); 657 verificationIntent.putExtra( 658 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 659 ivs.getPackageName()); 660 verificationIntent.setComponent(mIntentFilterVerifierComponent); 661 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 662 663 UserHandle user = new UserHandle(userId); 664 mContext.sendBroadcastAsUser(verificationIntent, user); 665 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 666 "Sending IntentFilter verification broadcast"); 667 } 668 669 public void receiveVerificationResponse(int verificationId) { 670 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 671 672 final boolean verified = ivs.isVerified(); 673 674 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 675 final int count = filters.size(); 676 if (DEBUG_DOMAIN_VERIFICATION) { 677 Slog.i(TAG, "Received verification response " + verificationId 678 + " for " + count + " filters, verified=" + verified); 679 } 680 for (int n=0; n<count; n++) { 681 PackageParser.ActivityIntentInfo filter = filters.get(n); 682 filter.setVerified(verified); 683 684 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 685 + " verified with result:" + verified + " and hosts:" 686 + ivs.getHostsString()); 687 } 688 689 mIntentFilterVerificationStates.remove(verificationId); 690 691 final String packageName = ivs.getPackageName(); 692 IntentFilterVerificationInfo ivi = null; 693 694 synchronized (mPackages) { 695 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 696 } 697 if (ivi == null) { 698 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 699 + verificationId + " packageName:" + packageName); 700 return; 701 } 702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 703 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 704 705 synchronized (mPackages) { 706 if (verified) { 707 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 708 } else { 709 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 710 } 711 scheduleWriteSettingsLocked(); 712 713 final int userId = ivs.getUserId(); 714 if (userId != UserHandle.USER_ALL) { 715 final int userStatus = 716 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 717 718 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 719 boolean needUpdate = false; 720 721 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 722 // already been set by the User thru the Disambiguation dialog 723 switch (userStatus) { 724 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 725 if (verified) { 726 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 727 } else { 728 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 729 } 730 needUpdate = true; 731 break; 732 733 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 734 if (verified) { 735 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 736 needUpdate = true; 737 } 738 break; 739 740 default: 741 // Nothing to do 742 } 743 744 if (needUpdate) { 745 mSettings.updateIntentFilterVerificationStatusLPw( 746 packageName, updatedStatus, userId); 747 scheduleWritePackageRestrictionsLocked(userId); 748 } 749 } 750 } 751 } 752 753 @Override 754 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 755 ActivityIntentInfo filter, String packageName) { 756 if (!hasValidDomains(filter)) { 757 return false; 758 } 759 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 760 if (ivs == null) { 761 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 762 packageName); 763 } 764 if (DEBUG_DOMAIN_VERIFICATION) { 765 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 766 } 767 ivs.addFilter(filter); 768 return true; 769 } 770 771 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 772 int userId, int verificationId, String packageName) { 773 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 774 verifierUid, userId, packageName); 775 ivs.setPendingState(); 776 synchronized (mPackages) { 777 mIntentFilterVerificationStates.append(verificationId, ivs); 778 mCurrentIntentFilterVerifications.add(verificationId); 779 } 780 return ivs; 781 } 782 } 783 784 private static boolean hasValidDomains(ActivityIntentInfo filter) { 785 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 786 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 787 if (!hasHTTPorHTTPS) { 788 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 789 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 790 return false; 791 } 792 return true; 793 } 794 795 private IntentFilterVerifier mIntentFilterVerifier; 796 797 // Set of pending broadcasts for aggregating enable/disable of components. 798 static class PendingPackageBroadcasts { 799 // for each user id, a map of <package name -> components within that package> 800 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 801 802 public PendingPackageBroadcasts() { 803 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 804 } 805 806 public ArrayList<String> get(int userId, String packageName) { 807 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 808 return packages.get(packageName); 809 } 810 811 public void put(int userId, String packageName, ArrayList<String> components) { 812 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 813 packages.put(packageName, components); 814 } 815 816 public void remove(int userId, String packageName) { 817 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 818 if (packages != null) { 819 packages.remove(packageName); 820 } 821 } 822 823 public void remove(int userId) { 824 mUidMap.remove(userId); 825 } 826 827 public int userIdCount() { 828 return mUidMap.size(); 829 } 830 831 public int userIdAt(int n) { 832 return mUidMap.keyAt(n); 833 } 834 835 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 836 return mUidMap.get(userId); 837 } 838 839 public int size() { 840 // total number of pending broadcast entries across all userIds 841 int num = 0; 842 for (int i = 0; i< mUidMap.size(); i++) { 843 num += mUidMap.valueAt(i).size(); 844 } 845 return num; 846 } 847 848 public void clear() { 849 mUidMap.clear(); 850 } 851 852 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 853 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 854 if (map == null) { 855 map = new ArrayMap<String, ArrayList<String>>(); 856 mUidMap.put(userId, map); 857 } 858 return map; 859 } 860 } 861 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 862 863 // Service Connection to remote media container service to copy 864 // package uri's from external media onto secure containers 865 // or internal storage. 866 private IMediaContainerService mContainerService = null; 867 868 static final int SEND_PENDING_BROADCAST = 1; 869 static final int MCS_BOUND = 3; 870 static final int END_COPY = 4; 871 static final int INIT_COPY = 5; 872 static final int MCS_UNBIND = 6; 873 static final int START_CLEANING_PACKAGE = 7; 874 static final int FIND_INSTALL_LOC = 8; 875 static final int POST_INSTALL = 9; 876 static final int MCS_RECONNECT = 10; 877 static final int MCS_GIVE_UP = 11; 878 static final int UPDATED_MEDIA_STATUS = 12; 879 static final int WRITE_SETTINGS = 13; 880 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 881 static final int PACKAGE_VERIFIED = 15; 882 static final int CHECK_PENDING_VERIFICATION = 16; 883 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 884 static final int INTENT_FILTER_VERIFIED = 18; 885 886 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 887 888 // Delay time in millisecs 889 static final int BROADCAST_DELAY = 10 * 1000; 890 891 static UserManagerService sUserManager; 892 893 // Stores a list of users whose package restrictions file needs to be updated 894 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 895 896 final private DefaultContainerConnection mDefContainerConn = 897 new DefaultContainerConnection(); 898 class DefaultContainerConnection implements ServiceConnection { 899 public void onServiceConnected(ComponentName name, IBinder service) { 900 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 901 IMediaContainerService imcs = 902 IMediaContainerService.Stub.asInterface(service); 903 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 904 } 905 906 public void onServiceDisconnected(ComponentName name) { 907 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 908 } 909 } 910 911 // Recordkeeping of restore-after-install operations that are currently in flight 912 // between the Package Manager and the Backup Manager 913 class PostInstallData { 914 public InstallArgs args; 915 public PackageInstalledInfo res; 916 917 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 918 args = _a; 919 res = _r; 920 } 921 } 922 923 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 924 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 925 926 // XML tags for backup/restore of various bits of state 927 private static final String TAG_PREFERRED_BACKUP = "pa"; 928 private static final String TAG_DEFAULT_APPS = "da"; 929 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 930 931 private final String mRequiredVerifierPackage; 932 933 private final PackageUsage mPackageUsage = new PackageUsage(); 934 935 private class PackageUsage { 936 private static final int WRITE_INTERVAL 937 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 938 939 private final Object mFileLock = new Object(); 940 private final AtomicLong mLastWritten = new AtomicLong(0); 941 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 942 943 private boolean mIsHistoricalPackageUsageAvailable = true; 944 945 boolean isHistoricalPackageUsageAvailable() { 946 return mIsHistoricalPackageUsageAvailable; 947 } 948 949 void write(boolean force) { 950 if (force) { 951 writeInternal(); 952 return; 953 } 954 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 955 && !DEBUG_DEXOPT) { 956 return; 957 } 958 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 959 new Thread("PackageUsage_DiskWriter") { 960 @Override 961 public void run() { 962 try { 963 writeInternal(); 964 } finally { 965 mBackgroundWriteRunning.set(false); 966 } 967 } 968 }.start(); 969 } 970 } 971 972 private void writeInternal() { 973 synchronized (mPackages) { 974 synchronized (mFileLock) { 975 AtomicFile file = getFile(); 976 FileOutputStream f = null; 977 try { 978 f = file.startWrite(); 979 BufferedOutputStream out = new BufferedOutputStream(f); 980 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 981 StringBuilder sb = new StringBuilder(); 982 for (PackageParser.Package pkg : mPackages.values()) { 983 if (pkg.mLastPackageUsageTimeInMills == 0) { 984 continue; 985 } 986 sb.setLength(0); 987 sb.append(pkg.packageName); 988 sb.append(' '); 989 sb.append((long)pkg.mLastPackageUsageTimeInMills); 990 sb.append('\n'); 991 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 992 } 993 out.flush(); 994 file.finishWrite(f); 995 } catch (IOException e) { 996 if (f != null) { 997 file.failWrite(f); 998 } 999 Log.e(TAG, "Failed to write package usage times", e); 1000 } 1001 } 1002 } 1003 mLastWritten.set(SystemClock.elapsedRealtime()); 1004 } 1005 1006 void readLP() { 1007 synchronized (mFileLock) { 1008 AtomicFile file = getFile(); 1009 BufferedInputStream in = null; 1010 try { 1011 in = new BufferedInputStream(file.openRead()); 1012 StringBuffer sb = new StringBuffer(); 1013 while (true) { 1014 String packageName = readToken(in, sb, ' '); 1015 if (packageName == null) { 1016 break; 1017 } 1018 String timeInMillisString = readToken(in, sb, '\n'); 1019 if (timeInMillisString == null) { 1020 throw new IOException("Failed to find last usage time for package " 1021 + packageName); 1022 } 1023 PackageParser.Package pkg = mPackages.get(packageName); 1024 if (pkg == null) { 1025 continue; 1026 } 1027 long timeInMillis; 1028 try { 1029 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1030 } catch (NumberFormatException e) { 1031 throw new IOException("Failed to parse " + timeInMillisString 1032 + " as a long.", e); 1033 } 1034 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1035 } 1036 } catch (FileNotFoundException expected) { 1037 mIsHistoricalPackageUsageAvailable = false; 1038 } catch (IOException e) { 1039 Log.w(TAG, "Failed to read package usage times", e); 1040 } finally { 1041 IoUtils.closeQuietly(in); 1042 } 1043 } 1044 mLastWritten.set(SystemClock.elapsedRealtime()); 1045 } 1046 1047 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1048 throws IOException { 1049 sb.setLength(0); 1050 while (true) { 1051 int ch = in.read(); 1052 if (ch == -1) { 1053 if (sb.length() == 0) { 1054 return null; 1055 } 1056 throw new IOException("Unexpected EOF"); 1057 } 1058 if (ch == endOfToken) { 1059 return sb.toString(); 1060 } 1061 sb.append((char)ch); 1062 } 1063 } 1064 1065 private AtomicFile getFile() { 1066 File dataDir = Environment.getDataDirectory(); 1067 File systemDir = new File(dataDir, "system"); 1068 File fname = new File(systemDir, "package-usage.list"); 1069 return new AtomicFile(fname); 1070 } 1071 } 1072 1073 class PackageHandler extends Handler { 1074 private boolean mBound = false; 1075 final ArrayList<HandlerParams> mPendingInstalls = 1076 new ArrayList<HandlerParams>(); 1077 1078 private boolean connectToService() { 1079 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1080 " DefaultContainerService"); 1081 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1082 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1083 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1084 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1085 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1086 mBound = true; 1087 return true; 1088 } 1089 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1090 return false; 1091 } 1092 1093 private void disconnectService() { 1094 mContainerService = null; 1095 mBound = false; 1096 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1097 mContext.unbindService(mDefContainerConn); 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1099 } 1100 1101 PackageHandler(Looper looper) { 1102 super(looper); 1103 } 1104 1105 public void handleMessage(Message msg) { 1106 try { 1107 doHandleMessage(msg); 1108 } finally { 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1110 } 1111 } 1112 1113 void doHandleMessage(Message msg) { 1114 switch (msg.what) { 1115 case INIT_COPY: { 1116 HandlerParams params = (HandlerParams) msg.obj; 1117 int idx = mPendingInstalls.size(); 1118 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1119 // If a bind was already initiated we dont really 1120 // need to do anything. The pending install 1121 // will be processed later on. 1122 if (!mBound) { 1123 // If this is the only one pending we might 1124 // have to bind to the service again. 1125 if (!connectToService()) { 1126 Slog.e(TAG, "Failed to bind to media container service"); 1127 params.serviceError(); 1128 return; 1129 } else { 1130 // Once we bind to the service, the first 1131 // pending request will be processed. 1132 mPendingInstalls.add(idx, params); 1133 } 1134 } else { 1135 mPendingInstalls.add(idx, params); 1136 // Already bound to the service. Just make 1137 // sure we trigger off processing the first request. 1138 if (idx == 0) { 1139 mHandler.sendEmptyMessage(MCS_BOUND); 1140 } 1141 } 1142 break; 1143 } 1144 case MCS_BOUND: { 1145 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1146 if (msg.obj != null) { 1147 mContainerService = (IMediaContainerService) msg.obj; 1148 } 1149 if (mContainerService == null) { 1150 if (!mBound) { 1151 // Something seriously wrong since we are not bound and we are not 1152 // waiting for connection. Bail out. 1153 Slog.e(TAG, "Cannot bind to media container service"); 1154 for (HandlerParams params : mPendingInstalls) { 1155 // Indicate service bind error 1156 params.serviceError(); 1157 } 1158 mPendingInstalls.clear(); 1159 } else { 1160 Slog.w(TAG, "Waiting to connect to media container service"); 1161 } 1162 } else if (mPendingInstalls.size() > 0) { 1163 HandlerParams params = mPendingInstalls.get(0); 1164 if (params != null) { 1165 if (params.startCopy()) { 1166 // We are done... look for more work or to 1167 // go idle. 1168 if (DEBUG_SD_INSTALL) Log.i(TAG, 1169 "Checking for more work or unbind..."); 1170 // Delete pending install 1171 if (mPendingInstalls.size() > 0) { 1172 mPendingInstalls.remove(0); 1173 } 1174 if (mPendingInstalls.size() == 0) { 1175 if (mBound) { 1176 if (DEBUG_SD_INSTALL) Log.i(TAG, 1177 "Posting delayed MCS_UNBIND"); 1178 removeMessages(MCS_UNBIND); 1179 Message ubmsg = obtainMessage(MCS_UNBIND); 1180 // Unbind after a little delay, to avoid 1181 // continual thrashing. 1182 sendMessageDelayed(ubmsg, 10000); 1183 } 1184 } else { 1185 // There are more pending requests in queue. 1186 // Just post MCS_BOUND message to trigger processing 1187 // of next pending install. 1188 if (DEBUG_SD_INSTALL) Log.i(TAG, 1189 "Posting MCS_BOUND for next work"); 1190 mHandler.sendEmptyMessage(MCS_BOUND); 1191 } 1192 } 1193 } 1194 } else { 1195 // Should never happen ideally. 1196 Slog.w(TAG, "Empty queue"); 1197 } 1198 break; 1199 } 1200 case MCS_RECONNECT: { 1201 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1202 if (mPendingInstalls.size() > 0) { 1203 if (mBound) { 1204 disconnectService(); 1205 } 1206 if (!connectToService()) { 1207 Slog.e(TAG, "Failed to bind to media container service"); 1208 for (HandlerParams params : mPendingInstalls) { 1209 // Indicate service bind error 1210 params.serviceError(); 1211 } 1212 mPendingInstalls.clear(); 1213 } 1214 } 1215 break; 1216 } 1217 case MCS_UNBIND: { 1218 // If there is no actual work left, then time to unbind. 1219 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1220 1221 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1222 if (mBound) { 1223 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1224 1225 disconnectService(); 1226 } 1227 } else if (mPendingInstalls.size() > 0) { 1228 // There are more pending requests in queue. 1229 // Just post MCS_BOUND message to trigger processing 1230 // of next pending install. 1231 mHandler.sendEmptyMessage(MCS_BOUND); 1232 } 1233 1234 break; 1235 } 1236 case MCS_GIVE_UP: { 1237 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1238 mPendingInstalls.remove(0); 1239 break; 1240 } 1241 case SEND_PENDING_BROADCAST: { 1242 String packages[]; 1243 ArrayList<String> components[]; 1244 int size = 0; 1245 int uids[]; 1246 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1247 synchronized (mPackages) { 1248 if (mPendingBroadcasts == null) { 1249 return; 1250 } 1251 size = mPendingBroadcasts.size(); 1252 if (size <= 0) { 1253 // Nothing to be done. Just return 1254 return; 1255 } 1256 packages = new String[size]; 1257 components = new ArrayList[size]; 1258 uids = new int[size]; 1259 int i = 0; // filling out the above arrays 1260 1261 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1262 int packageUserId = mPendingBroadcasts.userIdAt(n); 1263 Iterator<Map.Entry<String, ArrayList<String>>> it 1264 = mPendingBroadcasts.packagesForUserId(packageUserId) 1265 .entrySet().iterator(); 1266 while (it.hasNext() && i < size) { 1267 Map.Entry<String, ArrayList<String>> ent = it.next(); 1268 packages[i] = ent.getKey(); 1269 components[i] = ent.getValue(); 1270 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1271 uids[i] = (ps != null) 1272 ? UserHandle.getUid(packageUserId, ps.appId) 1273 : -1; 1274 i++; 1275 } 1276 } 1277 size = i; 1278 mPendingBroadcasts.clear(); 1279 } 1280 // Send broadcasts 1281 for (int i = 0; i < size; i++) { 1282 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1283 } 1284 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1285 break; 1286 } 1287 case START_CLEANING_PACKAGE: { 1288 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1289 final String packageName = (String)msg.obj; 1290 final int userId = msg.arg1; 1291 final boolean andCode = msg.arg2 != 0; 1292 synchronized (mPackages) { 1293 if (userId == UserHandle.USER_ALL) { 1294 int[] users = sUserManager.getUserIds(); 1295 for (int user : users) { 1296 mSettings.addPackageToCleanLPw( 1297 new PackageCleanItem(user, packageName, andCode)); 1298 } 1299 } else { 1300 mSettings.addPackageToCleanLPw( 1301 new PackageCleanItem(userId, packageName, andCode)); 1302 } 1303 } 1304 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1305 startCleaningPackages(); 1306 } break; 1307 case POST_INSTALL: { 1308 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1309 PostInstallData data = mRunningInstalls.get(msg.arg1); 1310 mRunningInstalls.delete(msg.arg1); 1311 boolean deleteOld = false; 1312 1313 if (data != null) { 1314 InstallArgs args = data.args; 1315 PackageInstalledInfo res = data.res; 1316 1317 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1318 final String packageName = res.pkg.applicationInfo.packageName; 1319 res.removedInfo.sendBroadcast(false, true, false); 1320 Bundle extras = new Bundle(1); 1321 extras.putInt(Intent.EXTRA_UID, res.uid); 1322 1323 // Now that we successfully installed the package, grant runtime 1324 // permissions if requested before broadcasting the install. 1325 if ((args.installFlags 1326 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1327 grantRequestedRuntimePermissions(res.pkg, 1328 args.user.getIdentifier()); 1329 } 1330 1331 // Determine the set of users who are adding this 1332 // package for the first time vs. those who are seeing 1333 // an update. 1334 int[] firstUsers; 1335 int[] updateUsers = new int[0]; 1336 if (res.origUsers == null || res.origUsers.length == 0) { 1337 firstUsers = res.newUsers; 1338 } else { 1339 firstUsers = new int[0]; 1340 for (int i=0; i<res.newUsers.length; i++) { 1341 int user = res.newUsers[i]; 1342 boolean isNew = true; 1343 for (int j=0; j<res.origUsers.length; j++) { 1344 if (res.origUsers[j] == user) { 1345 isNew = false; 1346 break; 1347 } 1348 } 1349 if (isNew) { 1350 int[] newFirst = new int[firstUsers.length+1]; 1351 System.arraycopy(firstUsers, 0, newFirst, 0, 1352 firstUsers.length); 1353 newFirst[firstUsers.length] = user; 1354 firstUsers = newFirst; 1355 } else { 1356 int[] newUpdate = new int[updateUsers.length+1]; 1357 System.arraycopy(updateUsers, 0, newUpdate, 0, 1358 updateUsers.length); 1359 newUpdate[updateUsers.length] = user; 1360 updateUsers = newUpdate; 1361 } 1362 } 1363 } 1364 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1365 packageName, extras, null, null, firstUsers); 1366 final boolean update = res.removedInfo.removedPackage != null; 1367 if (update) { 1368 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1369 } 1370 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1371 packageName, extras, null, null, updateUsers); 1372 if (update) { 1373 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1374 packageName, extras, null, null, updateUsers); 1375 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1376 null, null, packageName, null, updateUsers); 1377 1378 // treat asec-hosted packages like removable media on upgrade 1379 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1380 if (DEBUG_INSTALL) { 1381 Slog.i(TAG, "upgrading pkg " + res.pkg 1382 + " is ASEC-hosted -> AVAILABLE"); 1383 } 1384 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1385 ArrayList<String> pkgList = new ArrayList<String>(1); 1386 pkgList.add(packageName); 1387 sendResourcesChangedBroadcast(true, true, 1388 pkgList,uidArray, null); 1389 } 1390 } 1391 if (res.removedInfo.args != null) { 1392 // Remove the replaced package's older resources safely now 1393 deleteOld = true; 1394 } 1395 1396 // If this app is a browser and it's newly-installed for some 1397 // users, clear any default-browser state in those users 1398 if (firstUsers.length > 0) { 1399 // the app's nature doesn't depend on the user, so we can just 1400 // check its browser nature in any user and generalize. 1401 if (packageIsBrowser(packageName, firstUsers[0])) { 1402 synchronized (mPackages) { 1403 for (int userId : firstUsers) { 1404 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1405 } 1406 } 1407 } 1408 } 1409 // Log current value of "unknown sources" setting 1410 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1411 getUnknownSourcesSettings()); 1412 } 1413 // Force a gc to clear up things 1414 Runtime.getRuntime().gc(); 1415 // We delete after a gc for applications on sdcard. 1416 if (deleteOld) { 1417 synchronized (mInstallLock) { 1418 res.removedInfo.args.doPostDeleteLI(true); 1419 } 1420 } 1421 if (args.observer != null) { 1422 try { 1423 Bundle extras = extrasForInstallResult(res); 1424 args.observer.onPackageInstalled(res.name, res.returnCode, 1425 res.returnMsg, extras); 1426 } catch (RemoteException e) { 1427 Slog.i(TAG, "Observer no longer exists."); 1428 } 1429 } 1430 } else { 1431 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1432 } 1433 } break; 1434 case UPDATED_MEDIA_STATUS: { 1435 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1436 boolean reportStatus = msg.arg1 == 1; 1437 boolean doGc = msg.arg2 == 1; 1438 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1439 if (doGc) { 1440 // Force a gc to clear up stale containers. 1441 Runtime.getRuntime().gc(); 1442 } 1443 if (msg.obj != null) { 1444 @SuppressWarnings("unchecked") 1445 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1446 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1447 // Unload containers 1448 unloadAllContainers(args); 1449 } 1450 if (reportStatus) { 1451 try { 1452 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1453 PackageHelper.getMountService().finishMediaUpdate(); 1454 } catch (RemoteException e) { 1455 Log.e(TAG, "MountService not running?"); 1456 } 1457 } 1458 } break; 1459 case WRITE_SETTINGS: { 1460 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1461 synchronized (mPackages) { 1462 removeMessages(WRITE_SETTINGS); 1463 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1464 mSettings.writeLPr(); 1465 mDirtyUsers.clear(); 1466 } 1467 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1468 } break; 1469 case WRITE_PACKAGE_RESTRICTIONS: { 1470 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1471 synchronized (mPackages) { 1472 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1473 for (int userId : mDirtyUsers) { 1474 mSettings.writePackageRestrictionsLPr(userId); 1475 } 1476 mDirtyUsers.clear(); 1477 } 1478 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1479 } break; 1480 case CHECK_PENDING_VERIFICATION: { 1481 final int verificationId = msg.arg1; 1482 final PackageVerificationState state = mPendingVerification.get(verificationId); 1483 1484 if ((state != null) && !state.timeoutExtended()) { 1485 final InstallArgs args = state.getInstallArgs(); 1486 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1487 1488 Slog.i(TAG, "Verification timed out for " + originUri); 1489 mPendingVerification.remove(verificationId); 1490 1491 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1492 1493 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1494 Slog.i(TAG, "Continuing with installation of " + originUri); 1495 state.setVerifierResponse(Binder.getCallingUid(), 1496 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1497 broadcastPackageVerified(verificationId, originUri, 1498 PackageManager.VERIFICATION_ALLOW, 1499 state.getInstallArgs().getUser()); 1500 try { 1501 ret = args.copyApk(mContainerService, true); 1502 } catch (RemoteException e) { 1503 Slog.e(TAG, "Could not contact the ContainerService"); 1504 } 1505 } else { 1506 broadcastPackageVerified(verificationId, originUri, 1507 PackageManager.VERIFICATION_REJECT, 1508 state.getInstallArgs().getUser()); 1509 } 1510 1511 processPendingInstall(args, ret); 1512 mHandler.sendEmptyMessage(MCS_UNBIND); 1513 } 1514 break; 1515 } 1516 case PACKAGE_VERIFIED: { 1517 final int verificationId = msg.arg1; 1518 1519 final PackageVerificationState state = mPendingVerification.get(verificationId); 1520 if (state == null) { 1521 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1522 break; 1523 } 1524 1525 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1526 1527 state.setVerifierResponse(response.callerUid, response.code); 1528 1529 if (state.isVerificationComplete()) { 1530 mPendingVerification.remove(verificationId); 1531 1532 final InstallArgs args = state.getInstallArgs(); 1533 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1534 1535 int ret; 1536 if (state.isInstallAllowed()) { 1537 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1538 broadcastPackageVerified(verificationId, originUri, 1539 response.code, state.getInstallArgs().getUser()); 1540 try { 1541 ret = args.copyApk(mContainerService, true); 1542 } catch (RemoteException e) { 1543 Slog.e(TAG, "Could not contact the ContainerService"); 1544 } 1545 } else { 1546 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1547 } 1548 1549 processPendingInstall(args, ret); 1550 1551 mHandler.sendEmptyMessage(MCS_UNBIND); 1552 } 1553 1554 break; 1555 } 1556 case START_INTENT_FILTER_VERIFICATIONS: { 1557 IFVerificationParams params = (IFVerificationParams) msg.obj; 1558 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1559 params.replacing, params.pkg); 1560 break; 1561 } 1562 case INTENT_FILTER_VERIFIED: { 1563 final int verificationId = msg.arg1; 1564 1565 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1566 verificationId); 1567 if (state == null) { 1568 Slog.w(TAG, "Invalid IntentFilter verification token " 1569 + verificationId + " received"); 1570 break; 1571 } 1572 1573 final int userId = state.getUserId(); 1574 1575 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1576 "Processing IntentFilter verification with token:" 1577 + verificationId + " and userId:" + userId); 1578 1579 final IntentFilterVerificationResponse response = 1580 (IntentFilterVerificationResponse) msg.obj; 1581 1582 state.setVerifierResponse(response.callerUid, response.code); 1583 1584 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1585 "IntentFilter verification with token:" + verificationId 1586 + " and userId:" + userId 1587 + " is settings verifier response with response code:" 1588 + response.code); 1589 1590 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1591 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1592 + response.getFailedDomainsString()); 1593 } 1594 1595 if (state.isVerificationComplete()) { 1596 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1597 } else { 1598 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1599 "IntentFilter verification with token:" + verificationId 1600 + " was not said to be complete"); 1601 } 1602 1603 break; 1604 } 1605 } 1606 } 1607 } 1608 1609 private StorageEventListener mStorageListener = new StorageEventListener() { 1610 @Override 1611 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1612 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1613 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1614 final String volumeUuid = vol.getFsUuid(); 1615 1616 // Clean up any users or apps that were removed or recreated 1617 // while this volume was missing 1618 reconcileUsers(volumeUuid); 1619 reconcileApps(volumeUuid); 1620 1621 // Clean up any install sessions that expired or were 1622 // cancelled while this volume was missing 1623 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1624 1625 loadPrivatePackages(vol); 1626 1627 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1628 unloadPrivatePackages(vol); 1629 } 1630 } 1631 1632 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1633 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1634 updateExternalMediaStatus(true, false); 1635 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1636 updateExternalMediaStatus(false, false); 1637 } 1638 } 1639 } 1640 1641 @Override 1642 public void onVolumeForgotten(String fsUuid) { 1643 // Remove any apps installed on the forgotten volume 1644 synchronized (mPackages) { 1645 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1646 for (PackageSetting ps : packages) { 1647 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1648 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1649 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1650 } 1651 1652 mSettings.writeLPr(); 1653 } 1654 } 1655 }; 1656 1657 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1658 if (userId >= UserHandle.USER_OWNER) { 1659 grantRequestedRuntimePermissionsForUser(pkg, userId); 1660 } else if (userId == UserHandle.USER_ALL) { 1661 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1662 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1663 } 1664 } 1665 1666 // We could have touched GID membership, so flush out packages.list 1667 synchronized (mPackages) { 1668 mSettings.writePackageListLPr(); 1669 } 1670 } 1671 1672 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1673 SettingBase sb = (SettingBase) pkg.mExtras; 1674 if (sb == null) { 1675 return; 1676 } 1677 1678 PermissionsState permissionsState = sb.getPermissionsState(); 1679 1680 for (String permission : pkg.requestedPermissions) { 1681 BasePermission bp = mSettings.mPermissions.get(permission); 1682 if (bp != null && bp.isRuntime()) { 1683 permissionsState.grantRuntimePermission(bp, userId); 1684 } 1685 } 1686 } 1687 1688 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1689 Bundle extras = null; 1690 switch (res.returnCode) { 1691 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1692 extras = new Bundle(); 1693 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1694 res.origPermission); 1695 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1696 res.origPackage); 1697 break; 1698 } 1699 case PackageManager.INSTALL_SUCCEEDED: { 1700 extras = new Bundle(); 1701 extras.putBoolean(Intent.EXTRA_REPLACING, 1702 res.removedInfo != null && res.removedInfo.removedPackage != null); 1703 break; 1704 } 1705 } 1706 return extras; 1707 } 1708 1709 void scheduleWriteSettingsLocked() { 1710 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1711 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1712 } 1713 } 1714 1715 void scheduleWritePackageRestrictionsLocked(int userId) { 1716 if (!sUserManager.exists(userId)) return; 1717 mDirtyUsers.add(userId); 1718 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1719 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1720 } 1721 } 1722 1723 public static PackageManagerService main(Context context, Installer installer, 1724 boolean factoryTest, boolean onlyCore) { 1725 PackageManagerService m = new PackageManagerService(context, installer, 1726 factoryTest, onlyCore); 1727 ServiceManager.addService("package", m); 1728 return m; 1729 } 1730 1731 static String[] splitString(String str, char sep) { 1732 int count = 1; 1733 int i = 0; 1734 while ((i=str.indexOf(sep, i)) >= 0) { 1735 count++; 1736 i++; 1737 } 1738 1739 String[] res = new String[count]; 1740 i=0; 1741 count = 0; 1742 int lastI=0; 1743 while ((i=str.indexOf(sep, i)) >= 0) { 1744 res[count] = str.substring(lastI, i); 1745 count++; 1746 i++; 1747 lastI = i; 1748 } 1749 res[count] = str.substring(lastI, str.length()); 1750 return res; 1751 } 1752 1753 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1754 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1755 Context.DISPLAY_SERVICE); 1756 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1757 } 1758 1759 public PackageManagerService(Context context, Installer installer, 1760 boolean factoryTest, boolean onlyCore) { 1761 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1762 SystemClock.uptimeMillis()); 1763 1764 if (mSdkVersion <= 0) { 1765 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1766 } 1767 1768 mContext = context; 1769 mFactoryTest = factoryTest; 1770 mOnlyCore = onlyCore; 1771 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1772 mMetrics = new DisplayMetrics(); 1773 mSettings = new Settings(mPackages); 1774 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1775 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1776 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1777 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1778 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1779 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1780 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1781 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1782 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1783 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1784 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1785 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1786 1787 // TODO: add a property to control this? 1788 long dexOptLRUThresholdInMinutes; 1789 if (mLazyDexOpt) { 1790 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1791 } else { 1792 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1793 } 1794 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1795 1796 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1797 if (separateProcesses != null && separateProcesses.length() > 0) { 1798 if ("*".equals(separateProcesses)) { 1799 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1800 mSeparateProcesses = null; 1801 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1802 } else { 1803 mDefParseFlags = 0; 1804 mSeparateProcesses = separateProcesses.split(","); 1805 Slog.w(TAG, "Running with debug.separate_processes: " 1806 + separateProcesses); 1807 } 1808 } else { 1809 mDefParseFlags = 0; 1810 mSeparateProcesses = null; 1811 } 1812 1813 mInstaller = installer; 1814 mPackageDexOptimizer = new PackageDexOptimizer(this); 1815 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1816 1817 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1818 FgThread.get().getLooper()); 1819 1820 getDefaultDisplayMetrics(context, mMetrics); 1821 1822 SystemConfig systemConfig = SystemConfig.getInstance(); 1823 mGlobalGids = systemConfig.getGlobalGids(); 1824 mSystemPermissions = systemConfig.getSystemPermissions(); 1825 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1826 1827 synchronized (mInstallLock) { 1828 // writer 1829 synchronized (mPackages) { 1830 mHandlerThread = new ServiceThread(TAG, 1831 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1832 mHandlerThread.start(); 1833 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1834 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1835 1836 File dataDir = Environment.getDataDirectory(); 1837 mAppDataDir = new File(dataDir, "data"); 1838 mAppInstallDir = new File(dataDir, "app"); 1839 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1840 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1841 mUserAppDataDir = new File(dataDir, "user"); 1842 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1843 1844 sUserManager = new UserManagerService(context, this, 1845 mInstallLock, mPackages); 1846 1847 // Propagate permission configuration in to package manager. 1848 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1849 = systemConfig.getPermissions(); 1850 for (int i=0; i<permConfig.size(); i++) { 1851 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1852 BasePermission bp = mSettings.mPermissions.get(perm.name); 1853 if (bp == null) { 1854 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1855 mSettings.mPermissions.put(perm.name, bp); 1856 } 1857 if (perm.gids != null) { 1858 bp.setGids(perm.gids, perm.perUser); 1859 } 1860 } 1861 1862 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1863 for (int i=0; i<libConfig.size(); i++) { 1864 mSharedLibraries.put(libConfig.keyAt(i), 1865 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1866 } 1867 1868 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1869 1870 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1871 mSdkVersion, mOnlyCore); 1872 1873 String customResolverActivity = Resources.getSystem().getString( 1874 R.string.config_customResolverActivity); 1875 if (TextUtils.isEmpty(customResolverActivity)) { 1876 customResolverActivity = null; 1877 } else { 1878 mCustomResolverComponentName = ComponentName.unflattenFromString( 1879 customResolverActivity); 1880 } 1881 1882 long startTime = SystemClock.uptimeMillis(); 1883 1884 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1885 startTime); 1886 1887 // Set flag to monitor and not change apk file paths when 1888 // scanning install directories. 1889 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1890 1891 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1892 1893 /** 1894 * Add everything in the in the boot class path to the 1895 * list of process files because dexopt will have been run 1896 * if necessary during zygote startup. 1897 */ 1898 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1899 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1900 1901 if (bootClassPath != null) { 1902 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1903 for (String element : bootClassPathElements) { 1904 alreadyDexOpted.add(element); 1905 } 1906 } else { 1907 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1908 } 1909 1910 if (systemServerClassPath != null) { 1911 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1912 for (String element : systemServerClassPathElements) { 1913 alreadyDexOpted.add(element); 1914 } 1915 } else { 1916 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1917 } 1918 1919 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1920 final String[] dexCodeInstructionSets = 1921 getDexCodeInstructionSets( 1922 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1923 1924 /** 1925 * Ensure all external libraries have had dexopt run on them. 1926 */ 1927 if (mSharedLibraries.size() > 0) { 1928 // NOTE: For now, we're compiling these system "shared libraries" 1929 // (and framework jars) into all available architectures. It's possible 1930 // to compile them only when we come across an app that uses them (there's 1931 // already logic for that in scanPackageLI) but that adds some complexity. 1932 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1933 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1934 final String lib = libEntry.path; 1935 if (lib == null) { 1936 continue; 1937 } 1938 1939 try { 1940 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1941 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1942 alreadyDexOpted.add(lib); 1943 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1944 } 1945 } catch (FileNotFoundException e) { 1946 Slog.w(TAG, "Library not found: " + lib); 1947 } catch (IOException e) { 1948 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1949 + e.getMessage()); 1950 } 1951 } 1952 } 1953 } 1954 1955 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1956 1957 // Gross hack for now: we know this file doesn't contain any 1958 // code, so don't dexopt it to avoid the resulting log spew. 1959 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1960 1961 // Gross hack for now: we know this file is only part of 1962 // the boot class path for art, so don't dexopt it to 1963 // avoid the resulting log spew. 1964 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1965 1966 /** 1967 * There are a number of commands implemented in Java, which 1968 * we currently need to do the dexopt on so that they can be 1969 * run from a non-root shell. 1970 */ 1971 String[] frameworkFiles = frameworkDir.list(); 1972 if (frameworkFiles != null) { 1973 // TODO: We could compile these only for the most preferred ABI. We should 1974 // first double check that the dex files for these commands are not referenced 1975 // by other system apps. 1976 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1977 for (int i=0; i<frameworkFiles.length; i++) { 1978 File libPath = new File(frameworkDir, frameworkFiles[i]); 1979 String path = libPath.getPath(); 1980 // Skip the file if we already did it. 1981 if (alreadyDexOpted.contains(path)) { 1982 continue; 1983 } 1984 // Skip the file if it is not a type we want to dexopt. 1985 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1986 continue; 1987 } 1988 try { 1989 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1990 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1991 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1992 } 1993 } catch (FileNotFoundException e) { 1994 Slog.w(TAG, "Jar not found: " + path); 1995 } catch (IOException e) { 1996 Slog.w(TAG, "Exception reading jar: " + path, e); 1997 } 1998 } 1999 } 2000 } 2001 2002 // Collect vendor overlay packages. 2003 // (Do this before scanning any apps.) 2004 // For security and version matching reason, only consider 2005 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2006 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2007 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2008 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2009 2010 // Find base frameworks (resource packages without code). 2011 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2012 | PackageParser.PARSE_IS_SYSTEM_DIR 2013 | PackageParser.PARSE_IS_PRIVILEGED, 2014 scanFlags | SCAN_NO_DEX, 0); 2015 2016 // Collected privileged system packages. 2017 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2018 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2019 | PackageParser.PARSE_IS_SYSTEM_DIR 2020 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2021 2022 // Collect ordinary system packages. 2023 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2024 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2025 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2026 2027 // Collect all vendor packages. 2028 File vendorAppDir = new File("/vendor/app"); 2029 try { 2030 vendorAppDir = vendorAppDir.getCanonicalFile(); 2031 } catch (IOException e) { 2032 // failed to look up canonical path, continue with original one 2033 } 2034 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2035 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2036 2037 // Collect all OEM packages. 2038 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2039 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2040 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2041 2042 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2043 mInstaller.moveFiles(); 2044 2045 // Prune any system packages that no longer exist. 2046 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2047 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2048 if (!mOnlyCore) { 2049 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2050 while (psit.hasNext()) { 2051 PackageSetting ps = psit.next(); 2052 2053 /* 2054 * If this is not a system app, it can't be a 2055 * disable system app. 2056 */ 2057 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2058 continue; 2059 } 2060 2061 /* 2062 * If the package is scanned, it's not erased. 2063 */ 2064 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2065 if (scannedPkg != null) { 2066 /* 2067 * If the system app is both scanned and in the 2068 * disabled packages list, then it must have been 2069 * added via OTA. Remove it from the currently 2070 * scanned package so the previously user-installed 2071 * application can be scanned. 2072 */ 2073 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2074 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2075 + ps.name + "; removing system app. Last known codePath=" 2076 + ps.codePathString + ", installStatus=" + ps.installStatus 2077 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2078 + scannedPkg.mVersionCode); 2079 removePackageLI(ps, true); 2080 expectingBetter.put(ps.name, ps.codePath); 2081 } 2082 2083 continue; 2084 } 2085 2086 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2087 psit.remove(); 2088 logCriticalInfo(Log.WARN, "System package " + ps.name 2089 + " no longer exists; wiping its data"); 2090 removeDataDirsLI(null, ps.name); 2091 } else { 2092 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2093 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2094 possiblyDeletedUpdatedSystemApps.add(ps.name); 2095 } 2096 } 2097 } 2098 } 2099 2100 //look for any incomplete package installations 2101 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2102 //clean up list 2103 for(int i = 0; i < deletePkgsList.size(); i++) { 2104 //clean up here 2105 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2106 } 2107 //delete tmp files 2108 deleteTempPackageFiles(); 2109 2110 // Remove any shared userIDs that have no associated packages 2111 mSettings.pruneSharedUsersLPw(); 2112 2113 if (!mOnlyCore) { 2114 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2115 SystemClock.uptimeMillis()); 2116 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2117 2118 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2119 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2120 2121 /** 2122 * Remove disable package settings for any updated system 2123 * apps that were removed via an OTA. If they're not a 2124 * previously-updated app, remove them completely. 2125 * Otherwise, just revoke their system-level permissions. 2126 */ 2127 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2128 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2129 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2130 2131 String msg; 2132 if (deletedPkg == null) { 2133 msg = "Updated system package " + deletedAppName 2134 + " no longer exists; wiping its data"; 2135 removeDataDirsLI(null, deletedAppName); 2136 } else { 2137 msg = "Updated system app + " + deletedAppName 2138 + " no longer present; removing system privileges for " 2139 + deletedAppName; 2140 2141 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2142 2143 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2144 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2145 } 2146 logCriticalInfo(Log.WARN, msg); 2147 } 2148 2149 /** 2150 * Make sure all system apps that we expected to appear on 2151 * the userdata partition actually showed up. If they never 2152 * appeared, crawl back and revive the system version. 2153 */ 2154 for (int i = 0; i < expectingBetter.size(); i++) { 2155 final String packageName = expectingBetter.keyAt(i); 2156 if (!mPackages.containsKey(packageName)) { 2157 final File scanFile = expectingBetter.valueAt(i); 2158 2159 logCriticalInfo(Log.WARN, "Expected better " + packageName 2160 + " but never showed up; reverting to system"); 2161 2162 final int reparseFlags; 2163 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2164 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2165 | PackageParser.PARSE_IS_SYSTEM_DIR 2166 | PackageParser.PARSE_IS_PRIVILEGED; 2167 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2168 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2169 | PackageParser.PARSE_IS_SYSTEM_DIR; 2170 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2171 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2172 | PackageParser.PARSE_IS_SYSTEM_DIR; 2173 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2174 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2175 | PackageParser.PARSE_IS_SYSTEM_DIR; 2176 } else { 2177 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2178 continue; 2179 } 2180 2181 mSettings.enableSystemPackageLPw(packageName); 2182 2183 try { 2184 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2185 } catch (PackageManagerException e) { 2186 Slog.e(TAG, "Failed to parse original system package: " 2187 + e.getMessage()); 2188 } 2189 } 2190 } 2191 } 2192 2193 // Now that we know all of the shared libraries, update all clients to have 2194 // the correct library paths. 2195 updateAllSharedLibrariesLPw(); 2196 2197 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2198 // NOTE: We ignore potential failures here during a system scan (like 2199 // the rest of the commands above) because there's precious little we 2200 // can do about it. A settings error is reported, though. 2201 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2202 false /* force dexopt */, false /* defer dexopt */); 2203 } 2204 2205 // Now that we know all the packages we are keeping, 2206 // read and update their last usage times. 2207 mPackageUsage.readLP(); 2208 2209 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2210 SystemClock.uptimeMillis()); 2211 Slog.i(TAG, "Time to scan packages: " 2212 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2213 + " seconds"); 2214 2215 // If the platform SDK has changed since the last time we booted, 2216 // we need to re-grant app permission to catch any new ones that 2217 // appear. This is really a hack, and means that apps can in some 2218 // cases get permissions that the user didn't initially explicitly 2219 // allow... it would be nice to have some better way to handle 2220 // this situation. 2221 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2222 != mSdkVersion; 2223 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2224 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2225 + "; regranting permissions for internal storage"); 2226 mSettings.mInternalSdkPlatform = mSdkVersion; 2227 2228 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2229 | (regrantPermissions 2230 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2231 : 0)); 2232 2233 // If this is the first boot, and it is a normal boot, then 2234 // we need to initialize the default preferred apps. 2235 if (!mRestoredSettings && !onlyCore) { 2236 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2237 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2238 } 2239 2240 // If this is first boot after an OTA, and a normal boot, then 2241 // we need to clear code cache directories. 2242 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2243 if (mIsUpgrade && !onlyCore) { 2244 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2245 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2246 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2247 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2248 } 2249 mSettings.mFingerprint = Build.FINGERPRINT; 2250 } 2251 2252 primeDomainVerificationsLPw(); 2253 checkDefaultBrowser(); 2254 2255 // All the changes are done during package scanning. 2256 mSettings.updateInternalDatabaseVersion(); 2257 2258 // can downgrade to reader 2259 mSettings.writeLPr(); 2260 2261 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2262 SystemClock.uptimeMillis()); 2263 2264 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2265 2266 mInstallerService = new PackageInstallerService(context, this); 2267 2268 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2269 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2270 mIntentFilterVerifierComponent); 2271 2272 } // synchronized (mPackages) 2273 } // synchronized (mInstallLock) 2274 2275 // Now after opening every single application zip, make sure they 2276 // are all flushed. Not really needed, but keeps things nice and 2277 // tidy. 2278 Runtime.getRuntime().gc(); 2279 2280 // Expose private service for system components to use. 2281 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2282 } 2283 2284 @Override 2285 public boolean isFirstBoot() { 2286 return !mRestoredSettings; 2287 } 2288 2289 @Override 2290 public boolean isOnlyCoreApps() { 2291 return mOnlyCore; 2292 } 2293 2294 @Override 2295 public boolean isUpgrade() { 2296 return mIsUpgrade; 2297 } 2298 2299 private String getRequiredVerifierLPr() { 2300 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2301 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2302 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2303 2304 String requiredVerifier = null; 2305 2306 final int N = receivers.size(); 2307 for (int i = 0; i < N; i++) { 2308 final ResolveInfo info = receivers.get(i); 2309 2310 if (info.activityInfo == null) { 2311 continue; 2312 } 2313 2314 final String packageName = info.activityInfo.packageName; 2315 2316 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2317 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2318 continue; 2319 } 2320 2321 if (requiredVerifier != null) { 2322 throw new RuntimeException("There can be only one required verifier"); 2323 } 2324 2325 requiredVerifier = packageName; 2326 } 2327 2328 return requiredVerifier; 2329 } 2330 2331 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2332 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2333 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2334 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2335 2336 ComponentName verifierComponentName = null; 2337 2338 int priority = -1000; 2339 final int N = receivers.size(); 2340 for (int i = 0; i < N; i++) { 2341 final ResolveInfo info = receivers.get(i); 2342 2343 if (info.activityInfo == null) { 2344 continue; 2345 } 2346 2347 final String packageName = info.activityInfo.packageName; 2348 2349 final PackageSetting ps = mSettings.mPackages.get(packageName); 2350 if (ps == null) { 2351 continue; 2352 } 2353 2354 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2355 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2356 continue; 2357 } 2358 2359 // Select the IntentFilterVerifier with the highest priority 2360 if (priority < info.priority) { 2361 priority = info.priority; 2362 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2363 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2364 + verifierComponentName + " with priority: " + info.priority); 2365 } 2366 } 2367 2368 return verifierComponentName; 2369 } 2370 2371 private void primeDomainVerificationsLPw() { 2372 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2373 boolean updated = false; 2374 ArraySet<String> allHostsSet = new ArraySet<>(); 2375 for (PackageParser.Package pkg : mPackages.values()) { 2376 final String packageName = pkg.packageName; 2377 if (!hasDomainURLs(pkg)) { 2378 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2379 "package with no domain URLs: " + packageName); 2380 continue; 2381 } 2382 if (!pkg.isSystemApp()) { 2383 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2384 "No priming domain verifications for a non system package : " + 2385 packageName); 2386 continue; 2387 } 2388 for (PackageParser.Activity a : pkg.activities) { 2389 for (ActivityIntentInfo filter : a.intents) { 2390 if (hasValidDomains(filter)) { 2391 allHostsSet.addAll(filter.getHostsList()); 2392 } 2393 } 2394 } 2395 if (allHostsSet.size() == 0) { 2396 allHostsSet.add("*"); 2397 } 2398 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2399 IntentFilterVerificationInfo ivi = 2400 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2401 if (ivi != null) { 2402 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2403 "Priming domain verifications for package: " + packageName + 2404 " with hosts:" + ivi.getDomainsString()); 2405 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2406 updated = true; 2407 } 2408 else { 2409 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2410 "No priming domain verifications for package: " + packageName); 2411 } 2412 allHostsSet.clear(); 2413 } 2414 if (updated) { 2415 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2416 "Will need to write primed domain verifications"); 2417 } 2418 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2419 } 2420 2421 private void applyFactoryDefaultBrowserLPw(int userId) { 2422 // The default browser app's package name is stored in a string resource, 2423 // with a product-specific overlay used for vendor customization. 2424 String browserPkg = mContext.getResources().getString( 2425 com.android.internal.R.string.default_browser); 2426 if (browserPkg != null) { 2427 // non-empty string => required to be a known package 2428 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2429 if (ps == null) { 2430 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2431 browserPkg = null; 2432 } else { 2433 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2434 } 2435 } 2436 2437 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2438 // default. If there's more than one, just leave everything alone. 2439 if (browserPkg == null) { 2440 calculateDefaultBrowserLPw(userId); 2441 } 2442 } 2443 2444 private void calculateDefaultBrowserLPw(int userId) { 2445 List<String> allBrowsers = resolveAllBrowserApps(userId); 2446 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2447 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2448 } 2449 2450 private List<String> resolveAllBrowserApps(int userId) { 2451 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2452 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2453 PackageManager.MATCH_ALL, userId); 2454 2455 final int count = list.size(); 2456 List<String> result = new ArrayList<String>(count); 2457 for (int i=0; i<count; i++) { 2458 ResolveInfo info = list.get(i); 2459 if (info.activityInfo == null 2460 || !info.handleAllWebDataURI 2461 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2462 || result.contains(info.activityInfo.packageName)) { 2463 continue; 2464 } 2465 result.add(info.activityInfo.packageName); 2466 } 2467 2468 return result; 2469 } 2470 2471 private boolean packageIsBrowser(String packageName, int userId) { 2472 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2473 PackageManager.MATCH_ALL, userId); 2474 final int N = list.size(); 2475 for (int i = 0; i < N; i++) { 2476 ResolveInfo info = list.get(i); 2477 if (packageName.equals(info.activityInfo.packageName)) { 2478 return true; 2479 } 2480 } 2481 return false; 2482 } 2483 2484 private void checkDefaultBrowser() { 2485 final int myUserId = UserHandle.myUserId(); 2486 final String packageName = getDefaultBrowserPackageName(myUserId); 2487 if (packageName != null) { 2488 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2489 if (info == null) { 2490 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2491 synchronized (mPackages) { 2492 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2493 } 2494 } 2495 } 2496 } 2497 2498 @Override 2499 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2500 throws RemoteException { 2501 try { 2502 return super.onTransact(code, data, reply, flags); 2503 } catch (RuntimeException e) { 2504 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2505 Slog.wtf(TAG, "Package Manager Crash", e); 2506 } 2507 throw e; 2508 } 2509 } 2510 2511 void cleanupInstallFailedPackage(PackageSetting ps) { 2512 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2513 2514 removeDataDirsLI(ps.volumeUuid, ps.name); 2515 if (ps.codePath != null) { 2516 if (ps.codePath.isDirectory()) { 2517 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2518 } else { 2519 ps.codePath.delete(); 2520 } 2521 } 2522 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2523 if (ps.resourcePath.isDirectory()) { 2524 FileUtils.deleteContents(ps.resourcePath); 2525 } 2526 ps.resourcePath.delete(); 2527 } 2528 mSettings.removePackageLPw(ps.name); 2529 } 2530 2531 static int[] appendInts(int[] cur, int[] add) { 2532 if (add == null) return cur; 2533 if (cur == null) return add; 2534 final int N = add.length; 2535 for (int i=0; i<N; i++) { 2536 cur = appendInt(cur, add[i]); 2537 } 2538 return cur; 2539 } 2540 2541 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2542 if (!sUserManager.exists(userId)) return null; 2543 final PackageSetting ps = (PackageSetting) p.mExtras; 2544 if (ps == null) { 2545 return null; 2546 } 2547 2548 final PermissionsState permissionsState = ps.getPermissionsState(); 2549 2550 final int[] gids = permissionsState.computeGids(userId); 2551 final Set<String> permissions = permissionsState.getPermissions(userId); 2552 final PackageUserState state = ps.readUserState(userId); 2553 2554 return PackageParser.generatePackageInfo(p, gids, flags, 2555 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2556 } 2557 2558 @Override 2559 public boolean isPackageFrozen(String packageName) { 2560 synchronized (mPackages) { 2561 final PackageSetting ps = mSettings.mPackages.get(packageName); 2562 if (ps != null) { 2563 return ps.frozen; 2564 } 2565 } 2566 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2567 return true; 2568 } 2569 2570 @Override 2571 public boolean isPackageAvailable(String packageName, int userId) { 2572 if (!sUserManager.exists(userId)) return false; 2573 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2574 synchronized (mPackages) { 2575 PackageParser.Package p = mPackages.get(packageName); 2576 if (p != null) { 2577 final PackageSetting ps = (PackageSetting) p.mExtras; 2578 if (ps != null) { 2579 final PackageUserState state = ps.readUserState(userId); 2580 if (state != null) { 2581 return PackageParser.isAvailable(state); 2582 } 2583 } 2584 } 2585 } 2586 return false; 2587 } 2588 2589 @Override 2590 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2591 if (!sUserManager.exists(userId)) return null; 2592 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2593 // reader 2594 synchronized (mPackages) { 2595 PackageParser.Package p = mPackages.get(packageName); 2596 if (DEBUG_PACKAGE_INFO) 2597 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2598 if (p != null) { 2599 return generatePackageInfo(p, flags, userId); 2600 } 2601 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2602 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2603 } 2604 } 2605 return null; 2606 } 2607 2608 @Override 2609 public String[] currentToCanonicalPackageNames(String[] names) { 2610 String[] out = new String[names.length]; 2611 // reader 2612 synchronized (mPackages) { 2613 for (int i=names.length-1; i>=0; i--) { 2614 PackageSetting ps = mSettings.mPackages.get(names[i]); 2615 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2616 } 2617 } 2618 return out; 2619 } 2620 2621 @Override 2622 public String[] canonicalToCurrentPackageNames(String[] names) { 2623 String[] out = new String[names.length]; 2624 // reader 2625 synchronized (mPackages) { 2626 for (int i=names.length-1; i>=0; i--) { 2627 String cur = mSettings.mRenamedPackages.get(names[i]); 2628 out[i] = cur != null ? cur : names[i]; 2629 } 2630 } 2631 return out; 2632 } 2633 2634 @Override 2635 public int getPackageUid(String packageName, int userId) { 2636 if (!sUserManager.exists(userId)) return -1; 2637 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2638 2639 // reader 2640 synchronized (mPackages) { 2641 PackageParser.Package p = mPackages.get(packageName); 2642 if(p != null) { 2643 return UserHandle.getUid(userId, p.applicationInfo.uid); 2644 } 2645 PackageSetting ps = mSettings.mPackages.get(packageName); 2646 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2647 return -1; 2648 } 2649 p = ps.pkg; 2650 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2651 } 2652 } 2653 2654 @Override 2655 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2656 if (!sUserManager.exists(userId)) { 2657 return null; 2658 } 2659 2660 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2661 "getPackageGids"); 2662 2663 // reader 2664 synchronized (mPackages) { 2665 PackageParser.Package p = mPackages.get(packageName); 2666 if (DEBUG_PACKAGE_INFO) { 2667 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2668 } 2669 if (p != null) { 2670 PackageSetting ps = (PackageSetting) p.mExtras; 2671 return ps.getPermissionsState().computeGids(userId); 2672 } 2673 } 2674 2675 return null; 2676 } 2677 2678 @Override 2679 public int getMountExternalMode(int uid) { 2680 if (Process.isIsolated(uid)) { 2681 return Zygote.MOUNT_EXTERNAL_NONE; 2682 } else { 2683 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2684 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2685 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2686 return Zygote.MOUNT_EXTERNAL_WRITE; 2687 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2688 return Zygote.MOUNT_EXTERNAL_READ; 2689 } else { 2690 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2691 } 2692 } 2693 } 2694 2695 static PermissionInfo generatePermissionInfo( 2696 BasePermission bp, int flags) { 2697 if (bp.perm != null) { 2698 return PackageParser.generatePermissionInfo(bp.perm, flags); 2699 } 2700 PermissionInfo pi = new PermissionInfo(); 2701 pi.name = bp.name; 2702 pi.packageName = bp.sourcePackage; 2703 pi.nonLocalizedLabel = bp.name; 2704 pi.protectionLevel = bp.protectionLevel; 2705 return pi; 2706 } 2707 2708 @Override 2709 public PermissionInfo getPermissionInfo(String name, int flags) { 2710 // reader 2711 synchronized (mPackages) { 2712 final BasePermission p = mSettings.mPermissions.get(name); 2713 if (p != null) { 2714 return generatePermissionInfo(p, flags); 2715 } 2716 return null; 2717 } 2718 } 2719 2720 @Override 2721 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2722 // reader 2723 synchronized (mPackages) { 2724 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2725 for (BasePermission p : mSettings.mPermissions.values()) { 2726 if (group == null) { 2727 if (p.perm == null || p.perm.info.group == null) { 2728 out.add(generatePermissionInfo(p, flags)); 2729 } 2730 } else { 2731 if (p.perm != null && group.equals(p.perm.info.group)) { 2732 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2733 } 2734 } 2735 } 2736 2737 if (out.size() > 0) { 2738 return out; 2739 } 2740 return mPermissionGroups.containsKey(group) ? out : null; 2741 } 2742 } 2743 2744 @Override 2745 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2746 // reader 2747 synchronized (mPackages) { 2748 return PackageParser.generatePermissionGroupInfo( 2749 mPermissionGroups.get(name), flags); 2750 } 2751 } 2752 2753 @Override 2754 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2755 // reader 2756 synchronized (mPackages) { 2757 final int N = mPermissionGroups.size(); 2758 ArrayList<PermissionGroupInfo> out 2759 = new ArrayList<PermissionGroupInfo>(N); 2760 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2761 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2762 } 2763 return out; 2764 } 2765 } 2766 2767 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2768 int userId) { 2769 if (!sUserManager.exists(userId)) return null; 2770 PackageSetting ps = mSettings.mPackages.get(packageName); 2771 if (ps != null) { 2772 if (ps.pkg == null) { 2773 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2774 flags, userId); 2775 if (pInfo != null) { 2776 return pInfo.applicationInfo; 2777 } 2778 return null; 2779 } 2780 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2781 ps.readUserState(userId), userId); 2782 } 2783 return null; 2784 } 2785 2786 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2787 int userId) { 2788 if (!sUserManager.exists(userId)) return null; 2789 PackageSetting ps = mSettings.mPackages.get(packageName); 2790 if (ps != null) { 2791 PackageParser.Package pkg = ps.pkg; 2792 if (pkg == null) { 2793 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2794 return null; 2795 } 2796 // Only data remains, so we aren't worried about code paths 2797 pkg = new PackageParser.Package(packageName); 2798 pkg.applicationInfo.packageName = packageName; 2799 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2800 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2801 pkg.applicationInfo.dataDir = Environment 2802 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2803 .getAbsolutePath(); 2804 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2805 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2806 } 2807 return generatePackageInfo(pkg, flags, userId); 2808 } 2809 return null; 2810 } 2811 2812 @Override 2813 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2814 if (!sUserManager.exists(userId)) return null; 2815 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2816 // writer 2817 synchronized (mPackages) { 2818 PackageParser.Package p = mPackages.get(packageName); 2819 if (DEBUG_PACKAGE_INFO) Log.v( 2820 TAG, "getApplicationInfo " + packageName 2821 + ": " + p); 2822 if (p != null) { 2823 PackageSetting ps = mSettings.mPackages.get(packageName); 2824 if (ps == null) return null; 2825 // Note: isEnabledLP() does not apply here - always return info 2826 return PackageParser.generateApplicationInfo( 2827 p, flags, ps.readUserState(userId), userId); 2828 } 2829 if ("android".equals(packageName)||"system".equals(packageName)) { 2830 return mAndroidApplication; 2831 } 2832 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2833 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2834 } 2835 } 2836 return null; 2837 } 2838 2839 @Override 2840 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2841 final IPackageDataObserver observer) { 2842 mContext.enforceCallingOrSelfPermission( 2843 android.Manifest.permission.CLEAR_APP_CACHE, null); 2844 // Queue up an async operation since clearing cache may take a little while. 2845 mHandler.post(new Runnable() { 2846 public void run() { 2847 mHandler.removeCallbacks(this); 2848 int retCode = -1; 2849 synchronized (mInstallLock) { 2850 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2851 if (retCode < 0) { 2852 Slog.w(TAG, "Couldn't clear application caches"); 2853 } 2854 } 2855 if (observer != null) { 2856 try { 2857 observer.onRemoveCompleted(null, (retCode >= 0)); 2858 } catch (RemoteException e) { 2859 Slog.w(TAG, "RemoveException when invoking call back"); 2860 } 2861 } 2862 } 2863 }); 2864 } 2865 2866 @Override 2867 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2868 final IntentSender pi) { 2869 mContext.enforceCallingOrSelfPermission( 2870 android.Manifest.permission.CLEAR_APP_CACHE, null); 2871 // Queue up an async operation since clearing cache may take a little while. 2872 mHandler.post(new Runnable() { 2873 public void run() { 2874 mHandler.removeCallbacks(this); 2875 int retCode = -1; 2876 synchronized (mInstallLock) { 2877 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2878 if (retCode < 0) { 2879 Slog.w(TAG, "Couldn't clear application caches"); 2880 } 2881 } 2882 if(pi != null) { 2883 try { 2884 // Callback via pending intent 2885 int code = (retCode >= 0) ? 1 : 0; 2886 pi.sendIntent(null, code, null, 2887 null, null); 2888 } catch (SendIntentException e1) { 2889 Slog.i(TAG, "Failed to send pending intent"); 2890 } 2891 } 2892 } 2893 }); 2894 } 2895 2896 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2897 synchronized (mInstallLock) { 2898 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2899 throw new IOException("Failed to free enough space"); 2900 } 2901 } 2902 } 2903 2904 @Override 2905 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2906 if (!sUserManager.exists(userId)) return null; 2907 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2908 synchronized (mPackages) { 2909 PackageParser.Activity a = mActivities.mActivities.get(component); 2910 2911 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2912 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2913 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2914 if (ps == null) return null; 2915 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2916 userId); 2917 } 2918 if (mResolveComponentName.equals(component)) { 2919 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2920 new PackageUserState(), userId); 2921 } 2922 } 2923 return null; 2924 } 2925 2926 @Override 2927 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2928 String resolvedType) { 2929 synchronized (mPackages) { 2930 PackageParser.Activity a = mActivities.mActivities.get(component); 2931 if (a == null) { 2932 return false; 2933 } 2934 for (int i=0; i<a.intents.size(); i++) { 2935 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2936 intent.getData(), intent.getCategories(), TAG) >= 0) { 2937 return true; 2938 } 2939 } 2940 return false; 2941 } 2942 } 2943 2944 @Override 2945 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2946 if (!sUserManager.exists(userId)) return null; 2947 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2948 synchronized (mPackages) { 2949 PackageParser.Activity a = mReceivers.mActivities.get(component); 2950 if (DEBUG_PACKAGE_INFO) Log.v( 2951 TAG, "getReceiverInfo " + component + ": " + a); 2952 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2953 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2954 if (ps == null) return null; 2955 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2956 userId); 2957 } 2958 } 2959 return null; 2960 } 2961 2962 @Override 2963 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2964 if (!sUserManager.exists(userId)) return null; 2965 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2966 synchronized (mPackages) { 2967 PackageParser.Service s = mServices.mServices.get(component); 2968 if (DEBUG_PACKAGE_INFO) Log.v( 2969 TAG, "getServiceInfo " + component + ": " + s); 2970 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2971 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2972 if (ps == null) return null; 2973 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2974 userId); 2975 } 2976 } 2977 return null; 2978 } 2979 2980 @Override 2981 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2982 if (!sUserManager.exists(userId)) return null; 2983 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2984 synchronized (mPackages) { 2985 PackageParser.Provider p = mProviders.mProviders.get(component); 2986 if (DEBUG_PACKAGE_INFO) Log.v( 2987 TAG, "getProviderInfo " + component + ": " + p); 2988 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2989 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2990 if (ps == null) return null; 2991 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2992 userId); 2993 } 2994 } 2995 return null; 2996 } 2997 2998 @Override 2999 public String[] getSystemSharedLibraryNames() { 3000 Set<String> libSet; 3001 synchronized (mPackages) { 3002 libSet = mSharedLibraries.keySet(); 3003 int size = libSet.size(); 3004 if (size > 0) { 3005 String[] libs = new String[size]; 3006 libSet.toArray(libs); 3007 return libs; 3008 } 3009 } 3010 return null; 3011 } 3012 3013 /** 3014 * @hide 3015 */ 3016 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3017 synchronized (mPackages) { 3018 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3019 if (lib != null && lib.apk != null) { 3020 return mPackages.get(lib.apk); 3021 } 3022 } 3023 return null; 3024 } 3025 3026 @Override 3027 public FeatureInfo[] getSystemAvailableFeatures() { 3028 Collection<FeatureInfo> featSet; 3029 synchronized (mPackages) { 3030 featSet = mAvailableFeatures.values(); 3031 int size = featSet.size(); 3032 if (size > 0) { 3033 FeatureInfo[] features = new FeatureInfo[size+1]; 3034 featSet.toArray(features); 3035 FeatureInfo fi = new FeatureInfo(); 3036 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3037 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3038 features[size] = fi; 3039 return features; 3040 } 3041 } 3042 return null; 3043 } 3044 3045 @Override 3046 public boolean hasSystemFeature(String name) { 3047 synchronized (mPackages) { 3048 return mAvailableFeatures.containsKey(name); 3049 } 3050 } 3051 3052 private void checkValidCaller(int uid, int userId) { 3053 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3054 return; 3055 3056 throw new SecurityException("Caller uid=" + uid 3057 + " is not privileged to communicate with user=" + userId); 3058 } 3059 3060 @Override 3061 public int checkPermission(String permName, String pkgName, int userId) { 3062 if (!sUserManager.exists(userId)) { 3063 return PackageManager.PERMISSION_DENIED; 3064 } 3065 3066 synchronized (mPackages) { 3067 final PackageParser.Package p = mPackages.get(pkgName); 3068 if (p != null && p.mExtras != null) { 3069 final PackageSetting ps = (PackageSetting) p.mExtras; 3070 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3071 return PackageManager.PERMISSION_GRANTED; 3072 } 3073 } 3074 } 3075 3076 return PackageManager.PERMISSION_DENIED; 3077 } 3078 3079 @Override 3080 public int checkUidPermission(String permName, int uid) { 3081 final int userId = UserHandle.getUserId(uid); 3082 3083 if (!sUserManager.exists(userId)) { 3084 return PackageManager.PERMISSION_DENIED; 3085 } 3086 3087 synchronized (mPackages) { 3088 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3089 if (obj != null) { 3090 final SettingBase ps = (SettingBase) obj; 3091 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3092 return PackageManager.PERMISSION_GRANTED; 3093 } 3094 } else { 3095 ArraySet<String> perms = mSystemPermissions.get(uid); 3096 if (perms != null && perms.contains(permName)) { 3097 return PackageManager.PERMISSION_GRANTED; 3098 } 3099 } 3100 } 3101 3102 return PackageManager.PERMISSION_DENIED; 3103 } 3104 3105 /** 3106 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3107 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3108 * @param checkShell TODO(yamasani): 3109 * @param message the message to log on security exception 3110 */ 3111 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3112 boolean checkShell, String message) { 3113 if (userId < 0) { 3114 throw new IllegalArgumentException("Invalid userId " + userId); 3115 } 3116 if (checkShell) { 3117 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3118 } 3119 if (userId == UserHandle.getUserId(callingUid)) return; 3120 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3121 if (requireFullPermission) { 3122 mContext.enforceCallingOrSelfPermission( 3123 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3124 } else { 3125 try { 3126 mContext.enforceCallingOrSelfPermission( 3127 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3128 } catch (SecurityException se) { 3129 mContext.enforceCallingOrSelfPermission( 3130 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3131 } 3132 } 3133 } 3134 } 3135 3136 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3137 if (callingUid == Process.SHELL_UID) { 3138 if (userHandle >= 0 3139 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3140 throw new SecurityException("Shell does not have permission to access user " 3141 + userHandle); 3142 } else if (userHandle < 0) { 3143 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3144 + Debug.getCallers(3)); 3145 } 3146 } 3147 } 3148 3149 private BasePermission findPermissionTreeLP(String permName) { 3150 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3151 if (permName.startsWith(bp.name) && 3152 permName.length() > bp.name.length() && 3153 permName.charAt(bp.name.length()) == '.') { 3154 return bp; 3155 } 3156 } 3157 return null; 3158 } 3159 3160 private BasePermission checkPermissionTreeLP(String permName) { 3161 if (permName != null) { 3162 BasePermission bp = findPermissionTreeLP(permName); 3163 if (bp != null) { 3164 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3165 return bp; 3166 } 3167 throw new SecurityException("Calling uid " 3168 + Binder.getCallingUid() 3169 + " is not allowed to add to permission tree " 3170 + bp.name + " owned by uid " + bp.uid); 3171 } 3172 } 3173 throw new SecurityException("No permission tree found for " + permName); 3174 } 3175 3176 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3177 if (s1 == null) { 3178 return s2 == null; 3179 } 3180 if (s2 == null) { 3181 return false; 3182 } 3183 if (s1.getClass() != s2.getClass()) { 3184 return false; 3185 } 3186 return s1.equals(s2); 3187 } 3188 3189 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3190 if (pi1.icon != pi2.icon) return false; 3191 if (pi1.logo != pi2.logo) return false; 3192 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3193 if (!compareStrings(pi1.name, pi2.name)) return false; 3194 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3195 // We'll take care of setting this one. 3196 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3197 // These are not currently stored in settings. 3198 //if (!compareStrings(pi1.group, pi2.group)) return false; 3199 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3200 //if (pi1.labelRes != pi2.labelRes) return false; 3201 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3202 return true; 3203 } 3204 3205 int permissionInfoFootprint(PermissionInfo info) { 3206 int size = info.name.length(); 3207 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3208 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3209 return size; 3210 } 3211 3212 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3213 int size = 0; 3214 for (BasePermission perm : mSettings.mPermissions.values()) { 3215 if (perm.uid == tree.uid) { 3216 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3217 } 3218 } 3219 return size; 3220 } 3221 3222 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3223 // We calculate the max size of permissions defined by this uid and throw 3224 // if that plus the size of 'info' would exceed our stated maximum. 3225 if (tree.uid != Process.SYSTEM_UID) { 3226 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3227 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3228 throw new SecurityException("Permission tree size cap exceeded"); 3229 } 3230 } 3231 } 3232 3233 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3234 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3235 throw new SecurityException("Label must be specified in permission"); 3236 } 3237 BasePermission tree = checkPermissionTreeLP(info.name); 3238 BasePermission bp = mSettings.mPermissions.get(info.name); 3239 boolean added = bp == null; 3240 boolean changed = true; 3241 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3242 if (added) { 3243 enforcePermissionCapLocked(info, tree); 3244 bp = new BasePermission(info.name, tree.sourcePackage, 3245 BasePermission.TYPE_DYNAMIC); 3246 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3247 throw new SecurityException( 3248 "Not allowed to modify non-dynamic permission " 3249 + info.name); 3250 } else { 3251 if (bp.protectionLevel == fixedLevel 3252 && bp.perm.owner.equals(tree.perm.owner) 3253 && bp.uid == tree.uid 3254 && comparePermissionInfos(bp.perm.info, info)) { 3255 changed = false; 3256 } 3257 } 3258 bp.protectionLevel = fixedLevel; 3259 info = new PermissionInfo(info); 3260 info.protectionLevel = fixedLevel; 3261 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3262 bp.perm.info.packageName = tree.perm.info.packageName; 3263 bp.uid = tree.uid; 3264 if (added) { 3265 mSettings.mPermissions.put(info.name, bp); 3266 } 3267 if (changed) { 3268 if (!async) { 3269 mSettings.writeLPr(); 3270 } else { 3271 scheduleWriteSettingsLocked(); 3272 } 3273 } 3274 return added; 3275 } 3276 3277 @Override 3278 public boolean addPermission(PermissionInfo info) { 3279 synchronized (mPackages) { 3280 return addPermissionLocked(info, false); 3281 } 3282 } 3283 3284 @Override 3285 public boolean addPermissionAsync(PermissionInfo info) { 3286 synchronized (mPackages) { 3287 return addPermissionLocked(info, true); 3288 } 3289 } 3290 3291 @Override 3292 public void removePermission(String name) { 3293 synchronized (mPackages) { 3294 checkPermissionTreeLP(name); 3295 BasePermission bp = mSettings.mPermissions.get(name); 3296 if (bp != null) { 3297 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3298 throw new SecurityException( 3299 "Not allowed to modify non-dynamic permission " 3300 + name); 3301 } 3302 mSettings.mPermissions.remove(name); 3303 mSettings.writeLPr(); 3304 } 3305 } 3306 } 3307 3308 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3309 BasePermission bp) { 3310 int index = pkg.requestedPermissions.indexOf(bp.name); 3311 if (index == -1) { 3312 throw new SecurityException("Package " + pkg.packageName 3313 + " has not requested permission " + bp.name); 3314 } 3315 if (!bp.isRuntime()) { 3316 throw new SecurityException("Permission " + bp.name 3317 + " is not a changeable permission type"); 3318 } 3319 } 3320 3321 @Override 3322 public void grantRuntimePermission(String packageName, String name, final int userId) { 3323 if (!sUserManager.exists(userId)) { 3324 Log.e(TAG, "No such user:" + userId); 3325 return; 3326 } 3327 3328 mContext.enforceCallingOrSelfPermission( 3329 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3330 "grantRuntimePermission"); 3331 3332 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3333 "grantRuntimePermission"); 3334 3335 final int uid; 3336 final SettingBase sb; 3337 3338 synchronized (mPackages) { 3339 final PackageParser.Package pkg = mPackages.get(packageName); 3340 if (pkg == null) { 3341 throw new IllegalArgumentException("Unknown package: " + packageName); 3342 } 3343 3344 final BasePermission bp = mSettings.mPermissions.get(name); 3345 if (bp == null) { 3346 throw new IllegalArgumentException("Unknown permission: " + name); 3347 } 3348 3349 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3350 3351 uid = pkg.applicationInfo.uid; 3352 sb = (SettingBase) pkg.mExtras; 3353 if (sb == null) { 3354 throw new IllegalArgumentException("Unknown package: " + packageName); 3355 } 3356 3357 final PermissionsState permissionsState = sb.getPermissionsState(); 3358 3359 final int flags = permissionsState.getPermissionFlags(name, userId); 3360 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3361 throw new SecurityException("Cannot grant system fixed permission: " 3362 + name + " for package: " + packageName); 3363 } 3364 3365 final int result = permissionsState.grantRuntimePermission(bp, userId); 3366 switch (result) { 3367 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3368 return; 3369 } 3370 3371 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3372 mHandler.post(new Runnable() { 3373 @Override 3374 public void run() { 3375 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3376 } 3377 }); 3378 } break; 3379 } 3380 3381 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3382 3383 // Not critical if that is lost - app has to request again. 3384 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3385 } 3386 3387 if (READ_EXTERNAL_STORAGE.equals(name) 3388 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3389 final long token = Binder.clearCallingIdentity(); 3390 try { 3391 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3392 storage.remountUid(uid); 3393 } finally { 3394 Binder.restoreCallingIdentity(token); 3395 } 3396 } 3397 } 3398 3399 @Override 3400 public void revokeRuntimePermission(String packageName, String name, int userId) { 3401 if (!sUserManager.exists(userId)) { 3402 Log.e(TAG, "No such user:" + userId); 3403 return; 3404 } 3405 3406 mContext.enforceCallingOrSelfPermission( 3407 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3408 "revokeRuntimePermission"); 3409 3410 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3411 "revokeRuntimePermission"); 3412 3413 final SettingBase sb; 3414 3415 synchronized (mPackages) { 3416 final PackageParser.Package pkg = mPackages.get(packageName); 3417 if (pkg == null) { 3418 throw new IllegalArgumentException("Unknown package: " + packageName); 3419 } 3420 3421 final BasePermission bp = mSettings.mPermissions.get(name); 3422 if (bp == null) { 3423 throw new IllegalArgumentException("Unknown permission: " + name); 3424 } 3425 3426 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3427 3428 sb = (SettingBase) pkg.mExtras; 3429 if (sb == null) { 3430 throw new IllegalArgumentException("Unknown package: " + packageName); 3431 } 3432 3433 final PermissionsState permissionsState = sb.getPermissionsState(); 3434 3435 final int flags = permissionsState.getPermissionFlags(name, userId); 3436 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3437 throw new SecurityException("Cannot revoke system fixed permission: " 3438 + name + " for package: " + packageName); 3439 } 3440 3441 if (permissionsState.revokeRuntimePermission(bp, userId) == 3442 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3443 return; 3444 } 3445 3446 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3447 3448 // Critical, after this call app should never have the permission. 3449 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3450 } 3451 3452 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3453 } 3454 3455 @Override 3456 public void resetRuntimePermissions() { 3457 mContext.enforceCallingOrSelfPermission( 3458 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3459 "revokeRuntimePermission"); 3460 3461 int callingUid = Binder.getCallingUid(); 3462 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3463 mContext.enforceCallingOrSelfPermission( 3464 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3465 "resetRuntimePermissions"); 3466 } 3467 3468 final int[] userIds; 3469 3470 synchronized (mPackages) { 3471 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3472 final int userCount = UserManagerService.getInstance().getUserIds().length; 3473 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3474 } 3475 3476 for (int userId : userIds) { 3477 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3478 } 3479 } 3480 3481 @Override 3482 public int getPermissionFlags(String name, String packageName, int userId) { 3483 if (!sUserManager.exists(userId)) { 3484 return 0; 3485 } 3486 3487 mContext.enforceCallingOrSelfPermission( 3488 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3489 "getPermissionFlags"); 3490 3491 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3492 "getPermissionFlags"); 3493 3494 synchronized (mPackages) { 3495 final PackageParser.Package pkg = mPackages.get(packageName); 3496 if (pkg == null) { 3497 throw new IllegalArgumentException("Unknown package: " + packageName); 3498 } 3499 3500 final BasePermission bp = mSettings.mPermissions.get(name); 3501 if (bp == null) { 3502 throw new IllegalArgumentException("Unknown permission: " + name); 3503 } 3504 3505 SettingBase sb = (SettingBase) pkg.mExtras; 3506 if (sb == null) { 3507 throw new IllegalArgumentException("Unknown package: " + packageName); 3508 } 3509 3510 PermissionsState permissionsState = sb.getPermissionsState(); 3511 return permissionsState.getPermissionFlags(name, userId); 3512 } 3513 } 3514 3515 @Override 3516 public void updatePermissionFlags(String name, String packageName, int flagMask, 3517 int flagValues, int userId) { 3518 if (!sUserManager.exists(userId)) { 3519 return; 3520 } 3521 3522 mContext.enforceCallingOrSelfPermission( 3523 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3524 "updatePermissionFlags"); 3525 3526 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3527 "updatePermissionFlags"); 3528 3529 // Only the system can change system fixed flags. 3530 if (getCallingUid() != Process.SYSTEM_UID) { 3531 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3532 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3533 } 3534 3535 synchronized (mPackages) { 3536 final PackageParser.Package pkg = mPackages.get(packageName); 3537 if (pkg == null) { 3538 throw new IllegalArgumentException("Unknown package: " + packageName); 3539 } 3540 3541 final BasePermission bp = mSettings.mPermissions.get(name); 3542 if (bp == null) { 3543 throw new IllegalArgumentException("Unknown permission: " + name); 3544 } 3545 3546 SettingBase sb = (SettingBase) pkg.mExtras; 3547 if (sb == null) { 3548 throw new IllegalArgumentException("Unknown package: " + packageName); 3549 } 3550 3551 PermissionsState permissionsState = sb.getPermissionsState(); 3552 3553 // Only the package manager can change flags for system component permissions. 3554 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3555 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3556 return; 3557 } 3558 3559 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3560 3561 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3562 // Install and runtime permissions are stored in different places, 3563 // so figure out what permission changed and persist the change. 3564 if (permissionsState.getInstallPermissionState(name) != null) { 3565 scheduleWriteSettingsLocked(); 3566 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3567 || hadState) { 3568 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3569 } 3570 } 3571 } 3572 } 3573 3574 /** 3575 * Update the permission flags for all packages and runtime permissions of a user in order 3576 * to allow device or profile owner to remove POLICY_FIXED. 3577 */ 3578 @Override 3579 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3580 if (!sUserManager.exists(userId)) { 3581 return; 3582 } 3583 3584 mContext.enforceCallingOrSelfPermission( 3585 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3586 "updatePermissionFlagsForAllApps"); 3587 3588 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3589 "updatePermissionFlagsForAllApps"); 3590 3591 // Only the system can change system fixed flags. 3592 if (getCallingUid() != Process.SYSTEM_UID) { 3593 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3594 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3595 } 3596 3597 synchronized (mPackages) { 3598 boolean changed = false; 3599 final int packageCount = mPackages.size(); 3600 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3601 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3602 SettingBase sb = (SettingBase) pkg.mExtras; 3603 if (sb == null) { 3604 continue; 3605 } 3606 PermissionsState permissionsState = sb.getPermissionsState(); 3607 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3608 userId, flagMask, flagValues); 3609 } 3610 if (changed) { 3611 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3612 } 3613 } 3614 } 3615 3616 @Override 3617 public boolean shouldShowRequestPermissionRationale(String permissionName, 3618 String packageName, int userId) { 3619 if (UserHandle.getCallingUserId() != userId) { 3620 mContext.enforceCallingPermission( 3621 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3622 "canShowRequestPermissionRationale for user " + userId); 3623 } 3624 3625 final int uid = getPackageUid(packageName, userId); 3626 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3627 return false; 3628 } 3629 3630 if (checkPermission(permissionName, packageName, userId) 3631 == PackageManager.PERMISSION_GRANTED) { 3632 return false; 3633 } 3634 3635 final int flags; 3636 3637 final long identity = Binder.clearCallingIdentity(); 3638 try { 3639 flags = getPermissionFlags(permissionName, 3640 packageName, userId); 3641 } finally { 3642 Binder.restoreCallingIdentity(identity); 3643 } 3644 3645 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3646 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3647 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3648 3649 if ((flags & fixedFlags) != 0) { 3650 return false; 3651 } 3652 3653 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3654 } 3655 3656 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3657 BasePermission bp = mSettings.mPermissions.get(permission); 3658 if (bp == null) { 3659 throw new SecurityException("Missing " + permission + " permission"); 3660 } 3661 3662 SettingBase sb = (SettingBase) pkg.mExtras; 3663 PermissionsState permissionsState = sb.getPermissionsState(); 3664 3665 if (permissionsState.grantInstallPermission(bp) != 3666 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3667 scheduleWriteSettingsLocked(); 3668 } 3669 } 3670 3671 @Override 3672 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3673 mContext.enforceCallingOrSelfPermission( 3674 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3675 "addOnPermissionsChangeListener"); 3676 3677 synchronized (mPackages) { 3678 mOnPermissionChangeListeners.addListenerLocked(listener); 3679 } 3680 } 3681 3682 @Override 3683 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3684 synchronized (mPackages) { 3685 mOnPermissionChangeListeners.removeListenerLocked(listener); 3686 } 3687 } 3688 3689 @Override 3690 public boolean isProtectedBroadcast(String actionName) { 3691 synchronized (mPackages) { 3692 return mProtectedBroadcasts.contains(actionName); 3693 } 3694 } 3695 3696 @Override 3697 public int checkSignatures(String pkg1, String pkg2) { 3698 synchronized (mPackages) { 3699 final PackageParser.Package p1 = mPackages.get(pkg1); 3700 final PackageParser.Package p2 = mPackages.get(pkg2); 3701 if (p1 == null || p1.mExtras == null 3702 || p2 == null || p2.mExtras == null) { 3703 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3704 } 3705 return compareSignatures(p1.mSignatures, p2.mSignatures); 3706 } 3707 } 3708 3709 @Override 3710 public int checkUidSignatures(int uid1, int uid2) { 3711 // Map to base uids. 3712 uid1 = UserHandle.getAppId(uid1); 3713 uid2 = UserHandle.getAppId(uid2); 3714 // reader 3715 synchronized (mPackages) { 3716 Signature[] s1; 3717 Signature[] s2; 3718 Object obj = mSettings.getUserIdLPr(uid1); 3719 if (obj != null) { 3720 if (obj instanceof SharedUserSetting) { 3721 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3722 } else if (obj instanceof PackageSetting) { 3723 s1 = ((PackageSetting)obj).signatures.mSignatures; 3724 } else { 3725 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3726 } 3727 } else { 3728 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3729 } 3730 obj = mSettings.getUserIdLPr(uid2); 3731 if (obj != null) { 3732 if (obj instanceof SharedUserSetting) { 3733 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3734 } else if (obj instanceof PackageSetting) { 3735 s2 = ((PackageSetting)obj).signatures.mSignatures; 3736 } else { 3737 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3738 } 3739 } else { 3740 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3741 } 3742 return compareSignatures(s1, s2); 3743 } 3744 } 3745 3746 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3747 final long identity = Binder.clearCallingIdentity(); 3748 try { 3749 if (sb instanceof SharedUserSetting) { 3750 SharedUserSetting sus = (SharedUserSetting) sb; 3751 final int packageCount = sus.packages.size(); 3752 for (int i = 0; i < packageCount; i++) { 3753 PackageSetting susPs = sus.packages.valueAt(i); 3754 if (userId == UserHandle.USER_ALL) { 3755 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3756 } else { 3757 final int uid = UserHandle.getUid(userId, susPs.appId); 3758 killUid(uid, reason); 3759 } 3760 } 3761 } else if (sb instanceof PackageSetting) { 3762 PackageSetting ps = (PackageSetting) sb; 3763 if (userId == UserHandle.USER_ALL) { 3764 killApplication(ps.pkg.packageName, ps.appId, reason); 3765 } else { 3766 final int uid = UserHandle.getUid(userId, ps.appId); 3767 killUid(uid, reason); 3768 } 3769 } 3770 } finally { 3771 Binder.restoreCallingIdentity(identity); 3772 } 3773 } 3774 3775 private static void killUid(int uid, String reason) { 3776 IActivityManager am = ActivityManagerNative.getDefault(); 3777 if (am != null) { 3778 try { 3779 am.killUid(uid, reason); 3780 } catch (RemoteException e) { 3781 /* ignore - same process */ 3782 } 3783 } 3784 } 3785 3786 /** 3787 * Compares two sets of signatures. Returns: 3788 * <br /> 3789 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3790 * <br /> 3791 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3792 * <br /> 3793 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3794 * <br /> 3795 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3796 * <br /> 3797 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3798 */ 3799 static int compareSignatures(Signature[] s1, Signature[] s2) { 3800 if (s1 == null) { 3801 return s2 == null 3802 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3803 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3804 } 3805 3806 if (s2 == null) { 3807 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3808 } 3809 3810 if (s1.length != s2.length) { 3811 return PackageManager.SIGNATURE_NO_MATCH; 3812 } 3813 3814 // Since both signature sets are of size 1, we can compare without HashSets. 3815 if (s1.length == 1) { 3816 return s1[0].equals(s2[0]) ? 3817 PackageManager.SIGNATURE_MATCH : 3818 PackageManager.SIGNATURE_NO_MATCH; 3819 } 3820 3821 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3822 for (Signature sig : s1) { 3823 set1.add(sig); 3824 } 3825 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3826 for (Signature sig : s2) { 3827 set2.add(sig); 3828 } 3829 // Make sure s2 contains all signatures in s1. 3830 if (set1.equals(set2)) { 3831 return PackageManager.SIGNATURE_MATCH; 3832 } 3833 return PackageManager.SIGNATURE_NO_MATCH; 3834 } 3835 3836 /** 3837 * If the database version for this type of package (internal storage or 3838 * external storage) is less than the version where package signatures 3839 * were updated, return true. 3840 */ 3841 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3842 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3843 DatabaseVersion.SIGNATURE_END_ENTITY)) 3844 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3845 DatabaseVersion.SIGNATURE_END_ENTITY)); 3846 } 3847 3848 /** 3849 * Used for backward compatibility to make sure any packages with 3850 * certificate chains get upgraded to the new style. {@code existingSigs} 3851 * will be in the old format (since they were stored on disk from before the 3852 * system upgrade) and {@code scannedSigs} will be in the newer format. 3853 */ 3854 private int compareSignaturesCompat(PackageSignatures existingSigs, 3855 PackageParser.Package scannedPkg) { 3856 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3857 return PackageManager.SIGNATURE_NO_MATCH; 3858 } 3859 3860 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3861 for (Signature sig : existingSigs.mSignatures) { 3862 existingSet.add(sig); 3863 } 3864 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3865 for (Signature sig : scannedPkg.mSignatures) { 3866 try { 3867 Signature[] chainSignatures = sig.getChainSignatures(); 3868 for (Signature chainSig : chainSignatures) { 3869 scannedCompatSet.add(chainSig); 3870 } 3871 } catch (CertificateEncodingException e) { 3872 scannedCompatSet.add(sig); 3873 } 3874 } 3875 /* 3876 * Make sure the expanded scanned set contains all signatures in the 3877 * existing one. 3878 */ 3879 if (scannedCompatSet.equals(existingSet)) { 3880 // Migrate the old signatures to the new scheme. 3881 existingSigs.assignSignatures(scannedPkg.mSignatures); 3882 // The new KeySets will be re-added later in the scanning process. 3883 synchronized (mPackages) { 3884 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3885 } 3886 return PackageManager.SIGNATURE_MATCH; 3887 } 3888 return PackageManager.SIGNATURE_NO_MATCH; 3889 } 3890 3891 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3892 if (isExternal(scannedPkg)) { 3893 return mSettings.isExternalDatabaseVersionOlderThan( 3894 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3895 } else { 3896 return mSettings.isInternalDatabaseVersionOlderThan( 3897 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3898 } 3899 } 3900 3901 private int compareSignaturesRecover(PackageSignatures existingSigs, 3902 PackageParser.Package scannedPkg) { 3903 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3904 return PackageManager.SIGNATURE_NO_MATCH; 3905 } 3906 3907 String msg = null; 3908 try { 3909 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3910 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3911 + scannedPkg.packageName); 3912 return PackageManager.SIGNATURE_MATCH; 3913 } 3914 } catch (CertificateException e) { 3915 msg = e.getMessage(); 3916 } 3917 3918 logCriticalInfo(Log.INFO, 3919 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3920 return PackageManager.SIGNATURE_NO_MATCH; 3921 } 3922 3923 @Override 3924 public String[] getPackagesForUid(int uid) { 3925 uid = UserHandle.getAppId(uid); 3926 // reader 3927 synchronized (mPackages) { 3928 Object obj = mSettings.getUserIdLPr(uid); 3929 if (obj instanceof SharedUserSetting) { 3930 final SharedUserSetting sus = (SharedUserSetting) obj; 3931 final int N = sus.packages.size(); 3932 final String[] res = new String[N]; 3933 final Iterator<PackageSetting> it = sus.packages.iterator(); 3934 int i = 0; 3935 while (it.hasNext()) { 3936 res[i++] = it.next().name; 3937 } 3938 return res; 3939 } else if (obj instanceof PackageSetting) { 3940 final PackageSetting ps = (PackageSetting) obj; 3941 return new String[] { ps.name }; 3942 } 3943 } 3944 return null; 3945 } 3946 3947 @Override 3948 public String getNameForUid(int uid) { 3949 // reader 3950 synchronized (mPackages) { 3951 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3952 if (obj instanceof SharedUserSetting) { 3953 final SharedUserSetting sus = (SharedUserSetting) obj; 3954 return sus.name + ":" + sus.userId; 3955 } else if (obj instanceof PackageSetting) { 3956 final PackageSetting ps = (PackageSetting) obj; 3957 return ps.name; 3958 } 3959 } 3960 return null; 3961 } 3962 3963 @Override 3964 public int getUidForSharedUser(String sharedUserName) { 3965 if(sharedUserName == null) { 3966 return -1; 3967 } 3968 // reader 3969 synchronized (mPackages) { 3970 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3971 if (suid == null) { 3972 return -1; 3973 } 3974 return suid.userId; 3975 } 3976 } 3977 3978 @Override 3979 public int getFlagsForUid(int uid) { 3980 synchronized (mPackages) { 3981 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3982 if (obj instanceof SharedUserSetting) { 3983 final SharedUserSetting sus = (SharedUserSetting) obj; 3984 return sus.pkgFlags; 3985 } else if (obj instanceof PackageSetting) { 3986 final PackageSetting ps = (PackageSetting) obj; 3987 return ps.pkgFlags; 3988 } 3989 } 3990 return 0; 3991 } 3992 3993 @Override 3994 public int getPrivateFlagsForUid(int uid) { 3995 synchronized (mPackages) { 3996 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3997 if (obj instanceof SharedUserSetting) { 3998 final SharedUserSetting sus = (SharedUserSetting) obj; 3999 return sus.pkgPrivateFlags; 4000 } else if (obj instanceof PackageSetting) { 4001 final PackageSetting ps = (PackageSetting) obj; 4002 return ps.pkgPrivateFlags; 4003 } 4004 } 4005 return 0; 4006 } 4007 4008 @Override 4009 public boolean isUidPrivileged(int uid) { 4010 uid = UserHandle.getAppId(uid); 4011 // reader 4012 synchronized (mPackages) { 4013 Object obj = mSettings.getUserIdLPr(uid); 4014 if (obj instanceof SharedUserSetting) { 4015 final SharedUserSetting sus = (SharedUserSetting) obj; 4016 final Iterator<PackageSetting> it = sus.packages.iterator(); 4017 while (it.hasNext()) { 4018 if (it.next().isPrivileged()) { 4019 return true; 4020 } 4021 } 4022 } else if (obj instanceof PackageSetting) { 4023 final PackageSetting ps = (PackageSetting) obj; 4024 return ps.isPrivileged(); 4025 } 4026 } 4027 return false; 4028 } 4029 4030 @Override 4031 public String[] getAppOpPermissionPackages(String permissionName) { 4032 synchronized (mPackages) { 4033 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4034 if (pkgs == null) { 4035 return null; 4036 } 4037 return pkgs.toArray(new String[pkgs.size()]); 4038 } 4039 } 4040 4041 @Override 4042 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4043 int flags, int userId) { 4044 if (!sUserManager.exists(userId)) return null; 4045 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4046 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4047 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4048 } 4049 4050 @Override 4051 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4052 IntentFilter filter, int match, ComponentName activity) { 4053 final int userId = UserHandle.getCallingUserId(); 4054 if (DEBUG_PREFERRED) { 4055 Log.v(TAG, "setLastChosenActivity intent=" + intent 4056 + " resolvedType=" + resolvedType 4057 + " flags=" + flags 4058 + " filter=" + filter 4059 + " match=" + match 4060 + " activity=" + activity); 4061 filter.dump(new PrintStreamPrinter(System.out), " "); 4062 } 4063 intent.setComponent(null); 4064 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4065 // Find any earlier preferred or last chosen entries and nuke them 4066 findPreferredActivity(intent, resolvedType, 4067 flags, query, 0, false, true, false, userId); 4068 // Add the new activity as the last chosen for this filter 4069 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4070 "Setting last chosen"); 4071 } 4072 4073 @Override 4074 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4075 final int userId = UserHandle.getCallingUserId(); 4076 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4077 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4078 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4079 false, false, false, userId); 4080 } 4081 4082 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4083 int flags, List<ResolveInfo> query, int userId) { 4084 if (query != null) { 4085 final int N = query.size(); 4086 if (N == 1) { 4087 return query.get(0); 4088 } else if (N > 1) { 4089 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4090 // If there is more than one activity with the same priority, 4091 // then let the user decide between them. 4092 ResolveInfo r0 = query.get(0); 4093 ResolveInfo r1 = query.get(1); 4094 if (DEBUG_INTENT_MATCHING || debug) { 4095 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4096 + r1.activityInfo.name + "=" + r1.priority); 4097 } 4098 // If the first activity has a higher priority, or a different 4099 // default, then it is always desireable to pick it. 4100 if (r0.priority != r1.priority 4101 || r0.preferredOrder != r1.preferredOrder 4102 || r0.isDefault != r1.isDefault) { 4103 return query.get(0); 4104 } 4105 // If we have saved a preference for a preferred activity for 4106 // this Intent, use that. 4107 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4108 flags, query, r0.priority, true, false, debug, userId); 4109 if (ri != null) { 4110 return ri; 4111 } 4112 if (userId != 0) { 4113 ri = new ResolveInfo(mResolveInfo); 4114 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4115 ri.activityInfo.applicationInfo = new ApplicationInfo( 4116 ri.activityInfo.applicationInfo); 4117 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4118 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4119 return ri; 4120 } 4121 return mResolveInfo; 4122 } 4123 } 4124 return null; 4125 } 4126 4127 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4128 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4129 final int N = query.size(); 4130 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4131 .get(userId); 4132 // Get the list of persistent preferred activities that handle the intent 4133 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4134 List<PersistentPreferredActivity> pprefs = ppir != null 4135 ? ppir.queryIntent(intent, resolvedType, 4136 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4137 : null; 4138 if (pprefs != null && pprefs.size() > 0) { 4139 final int M = pprefs.size(); 4140 for (int i=0; i<M; i++) { 4141 final PersistentPreferredActivity ppa = pprefs.get(i); 4142 if (DEBUG_PREFERRED || debug) { 4143 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4144 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4145 + "\n component=" + ppa.mComponent); 4146 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4147 } 4148 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4149 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4150 if (DEBUG_PREFERRED || debug) { 4151 Slog.v(TAG, "Found persistent preferred activity:"); 4152 if (ai != null) { 4153 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4154 } else { 4155 Slog.v(TAG, " null"); 4156 } 4157 } 4158 if (ai == null) { 4159 // This previously registered persistent preferred activity 4160 // component is no longer known. Ignore it and do NOT remove it. 4161 continue; 4162 } 4163 for (int j=0; j<N; j++) { 4164 final ResolveInfo ri = query.get(j); 4165 if (!ri.activityInfo.applicationInfo.packageName 4166 .equals(ai.applicationInfo.packageName)) { 4167 continue; 4168 } 4169 if (!ri.activityInfo.name.equals(ai.name)) { 4170 continue; 4171 } 4172 // Found a persistent preference that can handle the intent. 4173 if (DEBUG_PREFERRED || debug) { 4174 Slog.v(TAG, "Returning persistent preferred activity: " + 4175 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4176 } 4177 return ri; 4178 } 4179 } 4180 } 4181 return null; 4182 } 4183 4184 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4185 List<ResolveInfo> query, int priority, boolean always, 4186 boolean removeMatches, boolean debug, int userId) { 4187 if (!sUserManager.exists(userId)) return null; 4188 // writer 4189 synchronized (mPackages) { 4190 if (intent.getSelector() != null) { 4191 intent = intent.getSelector(); 4192 } 4193 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4194 4195 // Try to find a matching persistent preferred activity. 4196 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4197 debug, userId); 4198 4199 // If a persistent preferred activity matched, use it. 4200 if (pri != null) { 4201 return pri; 4202 } 4203 4204 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4205 // Get the list of preferred activities that handle the intent 4206 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4207 List<PreferredActivity> prefs = pir != null 4208 ? pir.queryIntent(intent, resolvedType, 4209 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4210 : null; 4211 if (prefs != null && prefs.size() > 0) { 4212 boolean changed = false; 4213 try { 4214 // First figure out how good the original match set is. 4215 // We will only allow preferred activities that came 4216 // from the same match quality. 4217 int match = 0; 4218 4219 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4220 4221 final int N = query.size(); 4222 for (int j=0; j<N; j++) { 4223 final ResolveInfo ri = query.get(j); 4224 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4225 + ": 0x" + Integer.toHexString(match)); 4226 if (ri.match > match) { 4227 match = ri.match; 4228 } 4229 } 4230 4231 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4232 + Integer.toHexString(match)); 4233 4234 match &= IntentFilter.MATCH_CATEGORY_MASK; 4235 final int M = prefs.size(); 4236 for (int i=0; i<M; i++) { 4237 final PreferredActivity pa = prefs.get(i); 4238 if (DEBUG_PREFERRED || debug) { 4239 Slog.v(TAG, "Checking PreferredActivity ds=" 4240 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4241 + "\n component=" + pa.mPref.mComponent); 4242 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4243 } 4244 if (pa.mPref.mMatch != match) { 4245 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4246 + Integer.toHexString(pa.mPref.mMatch)); 4247 continue; 4248 } 4249 // If it's not an "always" type preferred activity and that's what we're 4250 // looking for, skip it. 4251 if (always && !pa.mPref.mAlways) { 4252 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4253 continue; 4254 } 4255 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4256 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4257 if (DEBUG_PREFERRED || debug) { 4258 Slog.v(TAG, "Found preferred activity:"); 4259 if (ai != null) { 4260 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4261 } else { 4262 Slog.v(TAG, " null"); 4263 } 4264 } 4265 if (ai == null) { 4266 // This previously registered preferred activity 4267 // component is no longer known. Most likely an update 4268 // to the app was installed and in the new version this 4269 // component no longer exists. Clean it up by removing 4270 // it from the preferred activities list, and skip it. 4271 Slog.w(TAG, "Removing dangling preferred activity: " 4272 + pa.mPref.mComponent); 4273 pir.removeFilter(pa); 4274 changed = true; 4275 continue; 4276 } 4277 for (int j=0; j<N; j++) { 4278 final ResolveInfo ri = query.get(j); 4279 if (!ri.activityInfo.applicationInfo.packageName 4280 .equals(ai.applicationInfo.packageName)) { 4281 continue; 4282 } 4283 if (!ri.activityInfo.name.equals(ai.name)) { 4284 continue; 4285 } 4286 4287 if (removeMatches) { 4288 pir.removeFilter(pa); 4289 changed = true; 4290 if (DEBUG_PREFERRED) { 4291 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4292 } 4293 break; 4294 } 4295 4296 // Okay we found a previously set preferred or last chosen app. 4297 // If the result set is different from when this 4298 // was created, we need to clear it and re-ask the 4299 // user their preference, if we're looking for an "always" type entry. 4300 if (always && !pa.mPref.sameSet(query)) { 4301 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4302 + intent + " type " + resolvedType); 4303 if (DEBUG_PREFERRED) { 4304 Slog.v(TAG, "Removing preferred activity since set changed " 4305 + pa.mPref.mComponent); 4306 } 4307 pir.removeFilter(pa); 4308 // Re-add the filter as a "last chosen" entry (!always) 4309 PreferredActivity lastChosen = new PreferredActivity( 4310 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4311 pir.addFilter(lastChosen); 4312 changed = true; 4313 return null; 4314 } 4315 4316 // Yay! Either the set matched or we're looking for the last chosen 4317 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4318 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4319 return ri; 4320 } 4321 } 4322 } finally { 4323 if (changed) { 4324 if (DEBUG_PREFERRED) { 4325 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4326 } 4327 scheduleWritePackageRestrictionsLocked(userId); 4328 } 4329 } 4330 } 4331 } 4332 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4333 return null; 4334 } 4335 4336 /* 4337 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4338 */ 4339 @Override 4340 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4341 int targetUserId) { 4342 mContext.enforceCallingOrSelfPermission( 4343 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4344 List<CrossProfileIntentFilter> matches = 4345 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4346 if (matches != null) { 4347 int size = matches.size(); 4348 for (int i = 0; i < size; i++) { 4349 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4350 } 4351 } 4352 if (hasWebURI(intent)) { 4353 // cross-profile app linking works only towards the parent. 4354 final UserInfo parent = getProfileParent(sourceUserId); 4355 synchronized(mPackages) { 4356 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4357 parent.id) != null; 4358 } 4359 } 4360 return false; 4361 } 4362 4363 private UserInfo getProfileParent(int userId) { 4364 final long identity = Binder.clearCallingIdentity(); 4365 try { 4366 return sUserManager.getProfileParent(userId); 4367 } finally { 4368 Binder.restoreCallingIdentity(identity); 4369 } 4370 } 4371 4372 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4373 String resolvedType, int userId) { 4374 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4375 if (resolver != null) { 4376 return resolver.queryIntent(intent, resolvedType, false, userId); 4377 } 4378 return null; 4379 } 4380 4381 @Override 4382 public List<ResolveInfo> queryIntentActivities(Intent intent, 4383 String resolvedType, int flags, int userId) { 4384 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4385 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4386 ComponentName comp = intent.getComponent(); 4387 if (comp == null) { 4388 if (intent.getSelector() != null) { 4389 intent = intent.getSelector(); 4390 comp = intent.getComponent(); 4391 } 4392 } 4393 4394 if (comp != null) { 4395 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4396 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4397 if (ai != null) { 4398 final ResolveInfo ri = new ResolveInfo(); 4399 ri.activityInfo = ai; 4400 list.add(ri); 4401 } 4402 return list; 4403 } 4404 4405 // reader 4406 synchronized (mPackages) { 4407 final String pkgName = intent.getPackage(); 4408 if (pkgName == null) { 4409 List<CrossProfileIntentFilter> matchingFilters = 4410 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4411 // Check for results that need to skip the current profile. 4412 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4413 resolvedType, flags, userId); 4414 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4415 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4416 result.add(xpResolveInfo); 4417 return filterIfNotPrimaryUser(result, userId); 4418 } 4419 4420 // Check for results in the current profile. 4421 List<ResolveInfo> result = mActivities.queryIntent( 4422 intent, resolvedType, flags, userId); 4423 4424 // Check for cross profile results. 4425 xpResolveInfo = queryCrossProfileIntents( 4426 matchingFilters, intent, resolvedType, flags, userId); 4427 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4428 result.add(xpResolveInfo); 4429 Collections.sort(result, mResolvePrioritySorter); 4430 } 4431 result = filterIfNotPrimaryUser(result, userId); 4432 if (hasWebURI(intent)) { 4433 CrossProfileDomainInfo xpDomainInfo = null; 4434 final UserInfo parent = getProfileParent(userId); 4435 if (parent != null) { 4436 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4437 flags, userId, parent.id); 4438 } 4439 if (xpDomainInfo != null) { 4440 if (xpResolveInfo != null) { 4441 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4442 // in the result. 4443 result.remove(xpResolveInfo); 4444 } 4445 if (result.size() == 0) { 4446 result.add(xpDomainInfo.resolveInfo); 4447 return result; 4448 } 4449 } else if (result.size() <= 1) { 4450 return result; 4451 } 4452 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4453 xpDomainInfo); 4454 Collections.sort(result, mResolvePrioritySorter); 4455 } 4456 return result; 4457 } 4458 final PackageParser.Package pkg = mPackages.get(pkgName); 4459 if (pkg != null) { 4460 return filterIfNotPrimaryUser( 4461 mActivities.queryIntentForPackage( 4462 intent, resolvedType, flags, pkg.activities, userId), 4463 userId); 4464 } 4465 return new ArrayList<ResolveInfo>(); 4466 } 4467 } 4468 4469 private static class CrossProfileDomainInfo { 4470 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4471 ResolveInfo resolveInfo; 4472 /* Best domain verification status of the activities found in the other profile */ 4473 int bestDomainVerificationStatus; 4474 } 4475 4476 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4477 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4478 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4479 sourceUserId)) { 4480 return null; 4481 } 4482 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4483 resolvedType, flags, parentUserId); 4484 4485 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4486 return null; 4487 } 4488 CrossProfileDomainInfo result = null; 4489 int size = resultTargetUser.size(); 4490 for (int i = 0; i < size; i++) { 4491 ResolveInfo riTargetUser = resultTargetUser.get(i); 4492 // Intent filter verification is only for filters that specify a host. So don't return 4493 // those that handle all web uris. 4494 if (riTargetUser.handleAllWebDataURI) { 4495 continue; 4496 } 4497 String packageName = riTargetUser.activityInfo.packageName; 4498 PackageSetting ps = mSettings.mPackages.get(packageName); 4499 if (ps == null) { 4500 continue; 4501 } 4502 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4503 if (result == null) { 4504 result = new CrossProfileDomainInfo(); 4505 result.resolveInfo = 4506 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4507 result.bestDomainVerificationStatus = status; 4508 } else { 4509 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4510 result.bestDomainVerificationStatus); 4511 } 4512 } 4513 return result; 4514 } 4515 4516 /** 4517 * Verification statuses are ordered from the worse to the best, except for 4518 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4519 */ 4520 private int bestDomainVerificationStatus(int status1, int status2) { 4521 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4522 return status2; 4523 } 4524 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4525 return status1; 4526 } 4527 return (int) MathUtils.max(status1, status2); 4528 } 4529 4530 private boolean isUserEnabled(int userId) { 4531 long callingId = Binder.clearCallingIdentity(); 4532 try { 4533 UserInfo userInfo = sUserManager.getUserInfo(userId); 4534 return userInfo != null && userInfo.isEnabled(); 4535 } finally { 4536 Binder.restoreCallingIdentity(callingId); 4537 } 4538 } 4539 4540 /** 4541 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4542 * 4543 * @return filtered list 4544 */ 4545 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4546 if (userId == UserHandle.USER_OWNER) { 4547 return resolveInfos; 4548 } 4549 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4550 ResolveInfo info = resolveInfos.get(i); 4551 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4552 resolveInfos.remove(i); 4553 } 4554 } 4555 return resolveInfos; 4556 } 4557 4558 private static boolean hasWebURI(Intent intent) { 4559 if (intent.getData() == null) { 4560 return false; 4561 } 4562 final String scheme = intent.getScheme(); 4563 if (TextUtils.isEmpty(scheme)) { 4564 return false; 4565 } 4566 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4567 } 4568 4569 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4570 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4571 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4572 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4573 candidates.size()); 4574 } 4575 4576 final int userId = UserHandle.getCallingUserId(); 4577 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4578 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4579 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4580 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4581 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4582 4583 synchronized (mPackages) { 4584 final int count = candidates.size(); 4585 // First, try to use linked apps. Partition the candidates into four lists: 4586 // one for the final results, one for the "do not use ever", one for "undefined status" 4587 // and finally one for "browser app type". 4588 for (int n=0; n<count; n++) { 4589 ResolveInfo info = candidates.get(n); 4590 String packageName = info.activityInfo.packageName; 4591 PackageSetting ps = mSettings.mPackages.get(packageName); 4592 if (ps != null) { 4593 // Add to the special match all list (Browser use case) 4594 if (info.handleAllWebDataURI) { 4595 matchAllList.add(info); 4596 continue; 4597 } 4598 // Try to get the status from User settings first 4599 int status = getDomainVerificationStatusLPr(ps, userId); 4600 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4601 if (DEBUG_DOMAIN_VERIFICATION) { 4602 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4603 } 4604 alwaysList.add(info); 4605 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4606 if (DEBUG_DOMAIN_VERIFICATION) { 4607 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4608 } 4609 neverList.add(info); 4610 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4611 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4612 if (DEBUG_DOMAIN_VERIFICATION) { 4613 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4614 } 4615 undefinedList.add(info); 4616 } 4617 } 4618 } 4619 // First try to add the "always" resolution for the current user if there is any 4620 if (alwaysList.size() > 0) { 4621 result.addAll(alwaysList); 4622 // if there is an "always" for the parent user, add it. 4623 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4624 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4625 result.add(xpDomainInfo.resolveInfo); 4626 } else { 4627 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4628 result.addAll(undefinedList); 4629 if (xpDomainInfo != null && ( 4630 xpDomainInfo.bestDomainVerificationStatus 4631 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4632 || xpDomainInfo.bestDomainVerificationStatus 4633 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4634 result.add(xpDomainInfo.resolveInfo); 4635 } 4636 // Also add Browsers (all of them or only the default one) 4637 if ((flags & MATCH_ALL) != 0) { 4638 result.addAll(matchAllList); 4639 } else { 4640 // Try to add the Default Browser if we can 4641 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4642 UserHandle.myUserId()); 4643 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4644 boolean defaultBrowserFound = false; 4645 final int browserCount = matchAllList.size(); 4646 for (int n=0; n<browserCount; n++) { 4647 ResolveInfo browser = matchAllList.get(n); 4648 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4649 result.add(browser); 4650 defaultBrowserFound = true; 4651 break; 4652 } 4653 } 4654 if (!defaultBrowserFound) { 4655 result.addAll(matchAllList); 4656 } 4657 } else { 4658 result.addAll(matchAllList); 4659 } 4660 } 4661 4662 // If there is nothing selected, add all candidates and remove the ones that the user 4663 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4664 if (result.size() == 0) { 4665 result.addAll(candidates); 4666 result.removeAll(neverList); 4667 } 4668 } 4669 } 4670 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4671 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4672 result.size()); 4673 for (ResolveInfo info : result) { 4674 Slog.v(TAG, " + " + info.activityInfo); 4675 } 4676 } 4677 return result; 4678 } 4679 4680 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4681 int status = ps.getDomainVerificationStatusForUser(userId); 4682 // if none available, get the master status 4683 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4684 if (ps.getIntentFilterVerificationInfo() != null) { 4685 status = ps.getIntentFilterVerificationInfo().getStatus(); 4686 } 4687 } 4688 return status; 4689 } 4690 4691 private ResolveInfo querySkipCurrentProfileIntents( 4692 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4693 int flags, int sourceUserId) { 4694 if (matchingFilters != null) { 4695 int size = matchingFilters.size(); 4696 for (int i = 0; i < size; i ++) { 4697 CrossProfileIntentFilter filter = matchingFilters.get(i); 4698 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4699 // Checking if there are activities in the target user that can handle the 4700 // intent. 4701 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4702 flags, sourceUserId); 4703 if (resolveInfo != null) { 4704 return resolveInfo; 4705 } 4706 } 4707 } 4708 } 4709 return null; 4710 } 4711 4712 // Return matching ResolveInfo if any for skip current profile intent filters. 4713 private ResolveInfo queryCrossProfileIntents( 4714 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4715 int flags, int sourceUserId) { 4716 if (matchingFilters != null) { 4717 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4718 // match the same intent. For performance reasons, it is better not to 4719 // run queryIntent twice for the same userId 4720 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4721 int size = matchingFilters.size(); 4722 for (int i = 0; i < size; i++) { 4723 CrossProfileIntentFilter filter = matchingFilters.get(i); 4724 int targetUserId = filter.getTargetUserId(); 4725 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4726 && !alreadyTriedUserIds.get(targetUserId)) { 4727 // Checking if there are activities in the target user that can handle the 4728 // intent. 4729 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4730 flags, sourceUserId); 4731 if (resolveInfo != null) return resolveInfo; 4732 alreadyTriedUserIds.put(targetUserId, true); 4733 } 4734 } 4735 } 4736 return null; 4737 } 4738 4739 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4740 String resolvedType, int flags, int sourceUserId) { 4741 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4742 resolvedType, flags, filter.getTargetUserId()); 4743 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4744 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4745 } 4746 return null; 4747 } 4748 4749 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4750 int sourceUserId, int targetUserId) { 4751 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4752 String className; 4753 if (targetUserId == UserHandle.USER_OWNER) { 4754 className = FORWARD_INTENT_TO_USER_OWNER; 4755 } else { 4756 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4757 } 4758 ComponentName forwardingActivityComponentName = new ComponentName( 4759 mAndroidApplication.packageName, className); 4760 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4761 sourceUserId); 4762 if (targetUserId == UserHandle.USER_OWNER) { 4763 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4764 forwardingResolveInfo.noResourceId = true; 4765 } 4766 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4767 forwardingResolveInfo.priority = 0; 4768 forwardingResolveInfo.preferredOrder = 0; 4769 forwardingResolveInfo.match = 0; 4770 forwardingResolveInfo.isDefault = true; 4771 forwardingResolveInfo.filter = filter; 4772 forwardingResolveInfo.targetUserId = targetUserId; 4773 return forwardingResolveInfo; 4774 } 4775 4776 @Override 4777 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4778 Intent[] specifics, String[] specificTypes, Intent intent, 4779 String resolvedType, int flags, int userId) { 4780 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4781 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4782 false, "query intent activity options"); 4783 final String resultsAction = intent.getAction(); 4784 4785 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4786 | PackageManager.GET_RESOLVED_FILTER, userId); 4787 4788 if (DEBUG_INTENT_MATCHING) { 4789 Log.v(TAG, "Query " + intent + ": " + results); 4790 } 4791 4792 int specificsPos = 0; 4793 int N; 4794 4795 // todo: note that the algorithm used here is O(N^2). This 4796 // isn't a problem in our current environment, but if we start running 4797 // into situations where we have more than 5 or 10 matches then this 4798 // should probably be changed to something smarter... 4799 4800 // First we go through and resolve each of the specific items 4801 // that were supplied, taking care of removing any corresponding 4802 // duplicate items in the generic resolve list. 4803 if (specifics != null) { 4804 for (int i=0; i<specifics.length; i++) { 4805 final Intent sintent = specifics[i]; 4806 if (sintent == null) { 4807 continue; 4808 } 4809 4810 if (DEBUG_INTENT_MATCHING) { 4811 Log.v(TAG, "Specific #" + i + ": " + sintent); 4812 } 4813 4814 String action = sintent.getAction(); 4815 if (resultsAction != null && resultsAction.equals(action)) { 4816 // If this action was explicitly requested, then don't 4817 // remove things that have it. 4818 action = null; 4819 } 4820 4821 ResolveInfo ri = null; 4822 ActivityInfo ai = null; 4823 4824 ComponentName comp = sintent.getComponent(); 4825 if (comp == null) { 4826 ri = resolveIntent( 4827 sintent, 4828 specificTypes != null ? specificTypes[i] : null, 4829 flags, userId); 4830 if (ri == null) { 4831 continue; 4832 } 4833 if (ri == mResolveInfo) { 4834 // ACK! Must do something better with this. 4835 } 4836 ai = ri.activityInfo; 4837 comp = new ComponentName(ai.applicationInfo.packageName, 4838 ai.name); 4839 } else { 4840 ai = getActivityInfo(comp, flags, userId); 4841 if (ai == null) { 4842 continue; 4843 } 4844 } 4845 4846 // Look for any generic query activities that are duplicates 4847 // of this specific one, and remove them from the results. 4848 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4849 N = results.size(); 4850 int j; 4851 for (j=specificsPos; j<N; j++) { 4852 ResolveInfo sri = results.get(j); 4853 if ((sri.activityInfo.name.equals(comp.getClassName()) 4854 && sri.activityInfo.applicationInfo.packageName.equals( 4855 comp.getPackageName())) 4856 || (action != null && sri.filter.matchAction(action))) { 4857 results.remove(j); 4858 if (DEBUG_INTENT_MATCHING) Log.v( 4859 TAG, "Removing duplicate item from " + j 4860 + " due to specific " + specificsPos); 4861 if (ri == null) { 4862 ri = sri; 4863 } 4864 j--; 4865 N--; 4866 } 4867 } 4868 4869 // Add this specific item to its proper place. 4870 if (ri == null) { 4871 ri = new ResolveInfo(); 4872 ri.activityInfo = ai; 4873 } 4874 results.add(specificsPos, ri); 4875 ri.specificIndex = i; 4876 specificsPos++; 4877 } 4878 } 4879 4880 // Now we go through the remaining generic results and remove any 4881 // duplicate actions that are found here. 4882 N = results.size(); 4883 for (int i=specificsPos; i<N-1; i++) { 4884 final ResolveInfo rii = results.get(i); 4885 if (rii.filter == null) { 4886 continue; 4887 } 4888 4889 // Iterate over all of the actions of this result's intent 4890 // filter... typically this should be just one. 4891 final Iterator<String> it = rii.filter.actionsIterator(); 4892 if (it == null) { 4893 continue; 4894 } 4895 while (it.hasNext()) { 4896 final String action = it.next(); 4897 if (resultsAction != null && resultsAction.equals(action)) { 4898 // If this action was explicitly requested, then don't 4899 // remove things that have it. 4900 continue; 4901 } 4902 for (int j=i+1; j<N; j++) { 4903 final ResolveInfo rij = results.get(j); 4904 if (rij.filter != null && rij.filter.hasAction(action)) { 4905 results.remove(j); 4906 if (DEBUG_INTENT_MATCHING) Log.v( 4907 TAG, "Removing duplicate item from " + j 4908 + " due to action " + action + " at " + i); 4909 j--; 4910 N--; 4911 } 4912 } 4913 } 4914 4915 // If the caller didn't request filter information, drop it now 4916 // so we don't have to marshall/unmarshall it. 4917 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4918 rii.filter = null; 4919 } 4920 } 4921 4922 // Filter out the caller activity if so requested. 4923 if (caller != null) { 4924 N = results.size(); 4925 for (int i=0; i<N; i++) { 4926 ActivityInfo ainfo = results.get(i).activityInfo; 4927 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4928 && caller.getClassName().equals(ainfo.name)) { 4929 results.remove(i); 4930 break; 4931 } 4932 } 4933 } 4934 4935 // If the caller didn't request filter information, 4936 // drop them now so we don't have to 4937 // marshall/unmarshall it. 4938 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4939 N = results.size(); 4940 for (int i=0; i<N; i++) { 4941 results.get(i).filter = null; 4942 } 4943 } 4944 4945 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4946 return results; 4947 } 4948 4949 @Override 4950 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4951 int userId) { 4952 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4953 ComponentName comp = intent.getComponent(); 4954 if (comp == null) { 4955 if (intent.getSelector() != null) { 4956 intent = intent.getSelector(); 4957 comp = intent.getComponent(); 4958 } 4959 } 4960 if (comp != null) { 4961 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4962 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4963 if (ai != null) { 4964 ResolveInfo ri = new ResolveInfo(); 4965 ri.activityInfo = ai; 4966 list.add(ri); 4967 } 4968 return list; 4969 } 4970 4971 // reader 4972 synchronized (mPackages) { 4973 String pkgName = intent.getPackage(); 4974 if (pkgName == null) { 4975 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4976 } 4977 final PackageParser.Package pkg = mPackages.get(pkgName); 4978 if (pkg != null) { 4979 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4980 userId); 4981 } 4982 return null; 4983 } 4984 } 4985 4986 @Override 4987 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4988 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4989 if (!sUserManager.exists(userId)) return null; 4990 if (query != null) { 4991 if (query.size() >= 1) { 4992 // If there is more than one service with the same priority, 4993 // just arbitrarily pick the first one. 4994 return query.get(0); 4995 } 4996 } 4997 return null; 4998 } 4999 5000 @Override 5001 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5002 int userId) { 5003 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5004 ComponentName comp = intent.getComponent(); 5005 if (comp == null) { 5006 if (intent.getSelector() != null) { 5007 intent = intent.getSelector(); 5008 comp = intent.getComponent(); 5009 } 5010 } 5011 if (comp != null) { 5012 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5013 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5014 if (si != null) { 5015 final ResolveInfo ri = new ResolveInfo(); 5016 ri.serviceInfo = si; 5017 list.add(ri); 5018 } 5019 return list; 5020 } 5021 5022 // reader 5023 synchronized (mPackages) { 5024 String pkgName = intent.getPackage(); 5025 if (pkgName == null) { 5026 return mServices.queryIntent(intent, resolvedType, flags, userId); 5027 } 5028 final PackageParser.Package pkg = mPackages.get(pkgName); 5029 if (pkg != null) { 5030 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5031 userId); 5032 } 5033 return null; 5034 } 5035 } 5036 5037 @Override 5038 public List<ResolveInfo> queryIntentContentProviders( 5039 Intent intent, String resolvedType, int flags, int userId) { 5040 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5041 ComponentName comp = intent.getComponent(); 5042 if (comp == null) { 5043 if (intent.getSelector() != null) { 5044 intent = intent.getSelector(); 5045 comp = intent.getComponent(); 5046 } 5047 } 5048 if (comp != null) { 5049 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5050 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5051 if (pi != null) { 5052 final ResolveInfo ri = new ResolveInfo(); 5053 ri.providerInfo = pi; 5054 list.add(ri); 5055 } 5056 return list; 5057 } 5058 5059 // reader 5060 synchronized (mPackages) { 5061 String pkgName = intent.getPackage(); 5062 if (pkgName == null) { 5063 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5064 } 5065 final PackageParser.Package pkg = mPackages.get(pkgName); 5066 if (pkg != null) { 5067 return mProviders.queryIntentForPackage( 5068 intent, resolvedType, flags, pkg.providers, userId); 5069 } 5070 return null; 5071 } 5072 } 5073 5074 @Override 5075 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5076 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5077 5078 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5079 5080 // writer 5081 synchronized (mPackages) { 5082 ArrayList<PackageInfo> list; 5083 if (listUninstalled) { 5084 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5085 for (PackageSetting ps : mSettings.mPackages.values()) { 5086 PackageInfo pi; 5087 if (ps.pkg != null) { 5088 pi = generatePackageInfo(ps.pkg, flags, userId); 5089 } else { 5090 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5091 } 5092 if (pi != null) { 5093 list.add(pi); 5094 } 5095 } 5096 } else { 5097 list = new ArrayList<PackageInfo>(mPackages.size()); 5098 for (PackageParser.Package p : mPackages.values()) { 5099 PackageInfo pi = generatePackageInfo(p, flags, userId); 5100 if (pi != null) { 5101 list.add(pi); 5102 } 5103 } 5104 } 5105 5106 return new ParceledListSlice<PackageInfo>(list); 5107 } 5108 } 5109 5110 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5111 String[] permissions, boolean[] tmp, int flags, int userId) { 5112 int numMatch = 0; 5113 final PermissionsState permissionsState = ps.getPermissionsState(); 5114 for (int i=0; i<permissions.length; i++) { 5115 final String permission = permissions[i]; 5116 if (permissionsState.hasPermission(permission, userId)) { 5117 tmp[i] = true; 5118 numMatch++; 5119 } else { 5120 tmp[i] = false; 5121 } 5122 } 5123 if (numMatch == 0) { 5124 return; 5125 } 5126 PackageInfo pi; 5127 if (ps.pkg != null) { 5128 pi = generatePackageInfo(ps.pkg, flags, userId); 5129 } else { 5130 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5131 } 5132 // The above might return null in cases of uninstalled apps or install-state 5133 // skew across users/profiles. 5134 if (pi != null) { 5135 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5136 if (numMatch == permissions.length) { 5137 pi.requestedPermissions = permissions; 5138 } else { 5139 pi.requestedPermissions = new String[numMatch]; 5140 numMatch = 0; 5141 for (int i=0; i<permissions.length; i++) { 5142 if (tmp[i]) { 5143 pi.requestedPermissions[numMatch] = permissions[i]; 5144 numMatch++; 5145 } 5146 } 5147 } 5148 } 5149 list.add(pi); 5150 } 5151 } 5152 5153 @Override 5154 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5155 String[] permissions, int flags, int userId) { 5156 if (!sUserManager.exists(userId)) return null; 5157 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5158 5159 // writer 5160 synchronized (mPackages) { 5161 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5162 boolean[] tmpBools = new boolean[permissions.length]; 5163 if (listUninstalled) { 5164 for (PackageSetting ps : mSettings.mPackages.values()) { 5165 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5166 } 5167 } else { 5168 for (PackageParser.Package pkg : mPackages.values()) { 5169 PackageSetting ps = (PackageSetting)pkg.mExtras; 5170 if (ps != null) { 5171 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5172 userId); 5173 } 5174 } 5175 } 5176 5177 return new ParceledListSlice<PackageInfo>(list); 5178 } 5179 } 5180 5181 @Override 5182 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5183 if (!sUserManager.exists(userId)) return null; 5184 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5185 5186 // writer 5187 synchronized (mPackages) { 5188 ArrayList<ApplicationInfo> list; 5189 if (listUninstalled) { 5190 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5191 for (PackageSetting ps : mSettings.mPackages.values()) { 5192 ApplicationInfo ai; 5193 if (ps.pkg != null) { 5194 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5195 ps.readUserState(userId), userId); 5196 } else { 5197 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5198 } 5199 if (ai != null) { 5200 list.add(ai); 5201 } 5202 } 5203 } else { 5204 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5205 for (PackageParser.Package p : mPackages.values()) { 5206 if (p.mExtras != null) { 5207 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5208 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5209 if (ai != null) { 5210 list.add(ai); 5211 } 5212 } 5213 } 5214 } 5215 5216 return new ParceledListSlice<ApplicationInfo>(list); 5217 } 5218 } 5219 5220 public List<ApplicationInfo> getPersistentApplications(int flags) { 5221 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5222 5223 // reader 5224 synchronized (mPackages) { 5225 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5226 final int userId = UserHandle.getCallingUserId(); 5227 while (i.hasNext()) { 5228 final PackageParser.Package p = i.next(); 5229 if (p.applicationInfo != null 5230 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5231 && (!mSafeMode || isSystemApp(p))) { 5232 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5233 if (ps != null) { 5234 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5235 ps.readUserState(userId), userId); 5236 if (ai != null) { 5237 finalList.add(ai); 5238 } 5239 } 5240 } 5241 } 5242 } 5243 5244 return finalList; 5245 } 5246 5247 @Override 5248 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5249 if (!sUserManager.exists(userId)) return null; 5250 // reader 5251 synchronized (mPackages) { 5252 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5253 PackageSetting ps = provider != null 5254 ? mSettings.mPackages.get(provider.owner.packageName) 5255 : null; 5256 return ps != null 5257 && mSettings.isEnabledLPr(provider.info, flags, userId) 5258 && (!mSafeMode || (provider.info.applicationInfo.flags 5259 &ApplicationInfo.FLAG_SYSTEM) != 0) 5260 ? PackageParser.generateProviderInfo(provider, flags, 5261 ps.readUserState(userId), userId) 5262 : null; 5263 } 5264 } 5265 5266 /** 5267 * @deprecated 5268 */ 5269 @Deprecated 5270 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5271 // reader 5272 synchronized (mPackages) { 5273 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5274 .entrySet().iterator(); 5275 final int userId = UserHandle.getCallingUserId(); 5276 while (i.hasNext()) { 5277 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5278 PackageParser.Provider p = entry.getValue(); 5279 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5280 5281 if (ps != null && p.syncable 5282 && (!mSafeMode || (p.info.applicationInfo.flags 5283 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5284 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5285 ps.readUserState(userId), userId); 5286 if (info != null) { 5287 outNames.add(entry.getKey()); 5288 outInfo.add(info); 5289 } 5290 } 5291 } 5292 } 5293 } 5294 5295 @Override 5296 public List<ProviderInfo> queryContentProviders(String processName, 5297 int uid, int flags) { 5298 ArrayList<ProviderInfo> finalList = null; 5299 // reader 5300 synchronized (mPackages) { 5301 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5302 final int userId = processName != null ? 5303 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5304 while (i.hasNext()) { 5305 final PackageParser.Provider p = i.next(); 5306 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5307 if (ps != null && p.info.authority != null 5308 && (processName == null 5309 || (p.info.processName.equals(processName) 5310 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5311 && mSettings.isEnabledLPr(p.info, flags, userId) 5312 && (!mSafeMode 5313 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5314 if (finalList == null) { 5315 finalList = new ArrayList<ProviderInfo>(3); 5316 } 5317 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5318 ps.readUserState(userId), userId); 5319 if (info != null) { 5320 finalList.add(info); 5321 } 5322 } 5323 } 5324 } 5325 5326 if (finalList != null) { 5327 Collections.sort(finalList, mProviderInitOrderSorter); 5328 } 5329 5330 return finalList; 5331 } 5332 5333 @Override 5334 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5335 int flags) { 5336 // reader 5337 synchronized (mPackages) { 5338 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5339 return PackageParser.generateInstrumentationInfo(i, flags); 5340 } 5341 } 5342 5343 @Override 5344 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5345 int flags) { 5346 ArrayList<InstrumentationInfo> finalList = 5347 new ArrayList<InstrumentationInfo>(); 5348 5349 // reader 5350 synchronized (mPackages) { 5351 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5352 while (i.hasNext()) { 5353 final PackageParser.Instrumentation p = i.next(); 5354 if (targetPackage == null 5355 || targetPackage.equals(p.info.targetPackage)) { 5356 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5357 flags); 5358 if (ii != null) { 5359 finalList.add(ii); 5360 } 5361 } 5362 } 5363 } 5364 5365 return finalList; 5366 } 5367 5368 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5369 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5370 if (overlays == null) { 5371 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5372 return; 5373 } 5374 for (PackageParser.Package opkg : overlays.values()) { 5375 // Not much to do if idmap fails: we already logged the error 5376 // and we certainly don't want to abort installation of pkg simply 5377 // because an overlay didn't fit properly. For these reasons, 5378 // ignore the return value of createIdmapForPackagePairLI. 5379 createIdmapForPackagePairLI(pkg, opkg); 5380 } 5381 } 5382 5383 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5384 PackageParser.Package opkg) { 5385 if (!opkg.mTrustedOverlay) { 5386 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5387 opkg.baseCodePath + ": overlay not trusted"); 5388 return false; 5389 } 5390 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5391 if (overlaySet == null) { 5392 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5393 opkg.baseCodePath + " but target package has no known overlays"); 5394 return false; 5395 } 5396 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5397 // TODO: generate idmap for split APKs 5398 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5399 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5400 + opkg.baseCodePath); 5401 return false; 5402 } 5403 PackageParser.Package[] overlayArray = 5404 overlaySet.values().toArray(new PackageParser.Package[0]); 5405 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5406 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5407 return p1.mOverlayPriority - p2.mOverlayPriority; 5408 } 5409 }; 5410 Arrays.sort(overlayArray, cmp); 5411 5412 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5413 int i = 0; 5414 for (PackageParser.Package p : overlayArray) { 5415 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5416 } 5417 return true; 5418 } 5419 5420 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5421 final File[] files = dir.listFiles(); 5422 if (ArrayUtils.isEmpty(files)) { 5423 Log.d(TAG, "No files in app dir " + dir); 5424 return; 5425 } 5426 5427 if (DEBUG_PACKAGE_SCANNING) { 5428 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5429 + " flags=0x" + Integer.toHexString(parseFlags)); 5430 } 5431 5432 for (File file : files) { 5433 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5434 && !PackageInstallerService.isStageName(file.getName()); 5435 if (!isPackage) { 5436 // Ignore entries which are not packages 5437 continue; 5438 } 5439 try { 5440 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5441 scanFlags, currentTime, null); 5442 } catch (PackageManagerException e) { 5443 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5444 5445 // Delete invalid userdata apps 5446 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5447 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5448 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5449 if (file.isDirectory()) { 5450 mInstaller.rmPackageDir(file.getAbsolutePath()); 5451 } else { 5452 file.delete(); 5453 } 5454 } 5455 } 5456 } 5457 } 5458 5459 private static File getSettingsProblemFile() { 5460 File dataDir = Environment.getDataDirectory(); 5461 File systemDir = new File(dataDir, "system"); 5462 File fname = new File(systemDir, "uiderrors.txt"); 5463 return fname; 5464 } 5465 5466 static void reportSettingsProblem(int priority, String msg) { 5467 logCriticalInfo(priority, msg); 5468 } 5469 5470 static void logCriticalInfo(int priority, String msg) { 5471 Slog.println(priority, TAG, msg); 5472 EventLogTags.writePmCriticalInfo(msg); 5473 try { 5474 File fname = getSettingsProblemFile(); 5475 FileOutputStream out = new FileOutputStream(fname, true); 5476 PrintWriter pw = new FastPrintWriter(out); 5477 SimpleDateFormat formatter = new SimpleDateFormat(); 5478 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5479 pw.println(dateString + ": " + msg); 5480 pw.close(); 5481 FileUtils.setPermissions( 5482 fname.toString(), 5483 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5484 -1, -1); 5485 } catch (java.io.IOException e) { 5486 } 5487 } 5488 5489 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5490 PackageParser.Package pkg, File srcFile, int parseFlags) 5491 throws PackageManagerException { 5492 if (ps != null 5493 && ps.codePath.equals(srcFile) 5494 && ps.timeStamp == srcFile.lastModified() 5495 && !isCompatSignatureUpdateNeeded(pkg) 5496 && !isRecoverSignatureUpdateNeeded(pkg)) { 5497 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5498 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5499 ArraySet<PublicKey> signingKs; 5500 synchronized (mPackages) { 5501 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5502 } 5503 if (ps.signatures.mSignatures != null 5504 && ps.signatures.mSignatures.length != 0 5505 && signingKs != null) { 5506 // Optimization: reuse the existing cached certificates 5507 // if the package appears to be unchanged. 5508 pkg.mSignatures = ps.signatures.mSignatures; 5509 pkg.mSigningKeys = signingKs; 5510 return; 5511 } 5512 5513 Slog.w(TAG, "PackageSetting for " + ps.name 5514 + " is missing signatures. Collecting certs again to recover them."); 5515 } else { 5516 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5517 } 5518 5519 try { 5520 pp.collectCertificates(pkg, parseFlags); 5521 pp.collectManifestDigest(pkg); 5522 } catch (PackageParserException e) { 5523 throw PackageManagerException.from(e); 5524 } 5525 } 5526 5527 /* 5528 * Scan a package and return the newly parsed package. 5529 * Returns null in case of errors and the error code is stored in mLastScanError 5530 */ 5531 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5532 long currentTime, UserHandle user) throws PackageManagerException { 5533 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5534 parseFlags |= mDefParseFlags; 5535 PackageParser pp = new PackageParser(); 5536 pp.setSeparateProcesses(mSeparateProcesses); 5537 pp.setOnlyCoreApps(mOnlyCore); 5538 pp.setDisplayMetrics(mMetrics); 5539 5540 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5541 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5542 } 5543 5544 final PackageParser.Package pkg; 5545 try { 5546 pkg = pp.parsePackage(scanFile, parseFlags); 5547 } catch (PackageParserException e) { 5548 throw PackageManagerException.from(e); 5549 } 5550 5551 PackageSetting ps = null; 5552 PackageSetting updatedPkg; 5553 // reader 5554 synchronized (mPackages) { 5555 // Look to see if we already know about this package. 5556 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5557 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5558 // This package has been renamed to its original name. Let's 5559 // use that. 5560 ps = mSettings.peekPackageLPr(oldName); 5561 } 5562 // If there was no original package, see one for the real package name. 5563 if (ps == null) { 5564 ps = mSettings.peekPackageLPr(pkg.packageName); 5565 } 5566 // Check to see if this package could be hiding/updating a system 5567 // package. Must look for it either under the original or real 5568 // package name depending on our state. 5569 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5570 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5571 } 5572 boolean updatedPkgBetter = false; 5573 // First check if this is a system package that may involve an update 5574 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5575 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5576 // it needs to drop FLAG_PRIVILEGED. 5577 if (locationIsPrivileged(scanFile)) { 5578 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5579 } else { 5580 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5581 } 5582 5583 if (ps != null && !ps.codePath.equals(scanFile)) { 5584 // The path has changed from what was last scanned... check the 5585 // version of the new path against what we have stored to determine 5586 // what to do. 5587 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5588 if (pkg.mVersionCode <= ps.versionCode) { 5589 // The system package has been updated and the code path does not match 5590 // Ignore entry. Skip it. 5591 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5592 + " ignored: updated version " + ps.versionCode 5593 + " better than this " + pkg.mVersionCode); 5594 if (!updatedPkg.codePath.equals(scanFile)) { 5595 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5596 + ps.name + " changing from " + updatedPkg.codePathString 5597 + " to " + scanFile); 5598 updatedPkg.codePath = scanFile; 5599 updatedPkg.codePathString = scanFile.toString(); 5600 updatedPkg.resourcePath = scanFile; 5601 updatedPkg.resourcePathString = scanFile.toString(); 5602 } 5603 updatedPkg.pkg = pkg; 5604 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5605 } else { 5606 // The current app on the system partition is better than 5607 // what we have updated to on the data partition; switch 5608 // back to the system partition version. 5609 // At this point, its safely assumed that package installation for 5610 // apps in system partition will go through. If not there won't be a working 5611 // version of the app 5612 // writer 5613 synchronized (mPackages) { 5614 // Just remove the loaded entries from package lists. 5615 mPackages.remove(ps.name); 5616 } 5617 5618 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5619 + " reverting from " + ps.codePathString 5620 + ": new version " + pkg.mVersionCode 5621 + " better than installed " + ps.versionCode); 5622 5623 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5624 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5625 synchronized (mInstallLock) { 5626 args.cleanUpResourcesLI(); 5627 } 5628 synchronized (mPackages) { 5629 mSettings.enableSystemPackageLPw(ps.name); 5630 } 5631 updatedPkgBetter = true; 5632 } 5633 } 5634 } 5635 5636 if (updatedPkg != null) { 5637 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5638 // initially 5639 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5640 5641 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5642 // flag set initially 5643 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5644 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5645 } 5646 } 5647 5648 // Verify certificates against what was last scanned 5649 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5650 5651 /* 5652 * A new system app appeared, but we already had a non-system one of the 5653 * same name installed earlier. 5654 */ 5655 boolean shouldHideSystemApp = false; 5656 if (updatedPkg == null && ps != null 5657 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5658 /* 5659 * Check to make sure the signatures match first. If they don't, 5660 * wipe the installed application and its data. 5661 */ 5662 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5663 != PackageManager.SIGNATURE_MATCH) { 5664 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5665 + " signatures don't match existing userdata copy; removing"); 5666 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5667 ps = null; 5668 } else { 5669 /* 5670 * If the newly-added system app is an older version than the 5671 * already installed version, hide it. It will be scanned later 5672 * and re-added like an update. 5673 */ 5674 if (pkg.mVersionCode <= ps.versionCode) { 5675 shouldHideSystemApp = true; 5676 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5677 + " but new version " + pkg.mVersionCode + " better than installed " 5678 + ps.versionCode + "; hiding system"); 5679 } else { 5680 /* 5681 * The newly found system app is a newer version that the 5682 * one previously installed. Simply remove the 5683 * already-installed application and replace it with our own 5684 * while keeping the application data. 5685 */ 5686 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5687 + " reverting from " + ps.codePathString + ": new version " 5688 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5689 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5690 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5691 synchronized (mInstallLock) { 5692 args.cleanUpResourcesLI(); 5693 } 5694 } 5695 } 5696 } 5697 5698 // The apk is forward locked (not public) if its code and resources 5699 // are kept in different files. (except for app in either system or 5700 // vendor path). 5701 // TODO grab this value from PackageSettings 5702 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5703 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5704 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5705 } 5706 } 5707 5708 // TODO: extend to support forward-locked splits 5709 String resourcePath = null; 5710 String baseResourcePath = null; 5711 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5712 if (ps != null && ps.resourcePathString != null) { 5713 resourcePath = ps.resourcePathString; 5714 baseResourcePath = ps.resourcePathString; 5715 } else { 5716 // Should not happen at all. Just log an error. 5717 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5718 } 5719 } else { 5720 resourcePath = pkg.codePath; 5721 baseResourcePath = pkg.baseCodePath; 5722 } 5723 5724 // Set application objects path explicitly. 5725 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5726 pkg.applicationInfo.setCodePath(pkg.codePath); 5727 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5728 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5729 pkg.applicationInfo.setResourcePath(resourcePath); 5730 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5731 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5732 5733 // Note that we invoke the following method only if we are about to unpack an application 5734 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5735 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5736 5737 /* 5738 * If the system app should be overridden by a previously installed 5739 * data, hide the system app now and let the /data/app scan pick it up 5740 * again. 5741 */ 5742 if (shouldHideSystemApp) { 5743 synchronized (mPackages) { 5744 /* 5745 * We have to grant systems permissions before we hide, because 5746 * grantPermissions will assume the package update is trying to 5747 * expand its permissions. 5748 */ 5749 grantPermissionsLPw(pkg, true, pkg.packageName); 5750 mSettings.disableSystemPackageLPw(pkg.packageName); 5751 } 5752 } 5753 5754 return scannedPkg; 5755 } 5756 5757 private static String fixProcessName(String defProcessName, 5758 String processName, int uid) { 5759 if (processName == null) { 5760 return defProcessName; 5761 } 5762 return processName; 5763 } 5764 5765 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5766 throws PackageManagerException { 5767 if (pkgSetting.signatures.mSignatures != null) { 5768 // Already existing package. Make sure signatures match 5769 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5770 == PackageManager.SIGNATURE_MATCH; 5771 if (!match) { 5772 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5773 == PackageManager.SIGNATURE_MATCH; 5774 } 5775 if (!match) { 5776 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5777 == PackageManager.SIGNATURE_MATCH; 5778 } 5779 if (!match) { 5780 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5781 + pkg.packageName + " signatures do not match the " 5782 + "previously installed version; ignoring!"); 5783 } 5784 } 5785 5786 // Check for shared user signatures 5787 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5788 // Already existing package. Make sure signatures match 5789 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5790 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5791 if (!match) { 5792 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5793 == PackageManager.SIGNATURE_MATCH; 5794 } 5795 if (!match) { 5796 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5797 == PackageManager.SIGNATURE_MATCH; 5798 } 5799 if (!match) { 5800 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5801 "Package " + pkg.packageName 5802 + " has no signatures that match those in shared user " 5803 + pkgSetting.sharedUser.name + "; ignoring!"); 5804 } 5805 } 5806 } 5807 5808 /** 5809 * Enforces that only the system UID or root's UID can call a method exposed 5810 * via Binder. 5811 * 5812 * @param message used as message if SecurityException is thrown 5813 * @throws SecurityException if the caller is not system or root 5814 */ 5815 private static final void enforceSystemOrRoot(String message) { 5816 final int uid = Binder.getCallingUid(); 5817 if (uid != Process.SYSTEM_UID && uid != 0) { 5818 throw new SecurityException(message); 5819 } 5820 } 5821 5822 @Override 5823 public void performBootDexOpt() { 5824 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5825 5826 // Before everything else, see whether we need to fstrim. 5827 try { 5828 IMountService ms = PackageHelper.getMountService(); 5829 if (ms != null) { 5830 final boolean isUpgrade = isUpgrade(); 5831 boolean doTrim = isUpgrade; 5832 if (doTrim) { 5833 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5834 } else { 5835 final long interval = android.provider.Settings.Global.getLong( 5836 mContext.getContentResolver(), 5837 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5838 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5839 if (interval > 0) { 5840 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5841 if (timeSinceLast > interval) { 5842 doTrim = true; 5843 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5844 + "; running immediately"); 5845 } 5846 } 5847 } 5848 if (doTrim) { 5849 if (!isFirstBoot()) { 5850 try { 5851 ActivityManagerNative.getDefault().showBootMessage( 5852 mContext.getResources().getString( 5853 R.string.android_upgrading_fstrim), true); 5854 } catch (RemoteException e) { 5855 } 5856 } 5857 ms.runMaintenance(); 5858 } 5859 } else { 5860 Slog.e(TAG, "Mount service unavailable!"); 5861 } 5862 } catch (RemoteException e) { 5863 // Can't happen; MountService is local 5864 } 5865 5866 final ArraySet<PackageParser.Package> pkgs; 5867 synchronized (mPackages) { 5868 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5869 } 5870 5871 if (pkgs != null) { 5872 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5873 // in case the device runs out of space. 5874 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5875 // Give priority to core apps. 5876 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5877 PackageParser.Package pkg = it.next(); 5878 if (pkg.coreApp) { 5879 if (DEBUG_DEXOPT) { 5880 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5881 } 5882 sortedPkgs.add(pkg); 5883 it.remove(); 5884 } 5885 } 5886 // Give priority to system apps that listen for pre boot complete. 5887 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5888 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5889 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5890 PackageParser.Package pkg = it.next(); 5891 if (pkgNames.contains(pkg.packageName)) { 5892 if (DEBUG_DEXOPT) { 5893 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5894 } 5895 sortedPkgs.add(pkg); 5896 it.remove(); 5897 } 5898 } 5899 // Give priority to system apps. 5900 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5901 PackageParser.Package pkg = it.next(); 5902 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5903 if (DEBUG_DEXOPT) { 5904 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5905 } 5906 sortedPkgs.add(pkg); 5907 it.remove(); 5908 } 5909 } 5910 // Give priority to updated system apps. 5911 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5912 PackageParser.Package pkg = it.next(); 5913 if (pkg.isUpdatedSystemApp()) { 5914 if (DEBUG_DEXOPT) { 5915 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5916 } 5917 sortedPkgs.add(pkg); 5918 it.remove(); 5919 } 5920 } 5921 // Give priority to apps that listen for boot complete. 5922 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5923 pkgNames = getPackageNamesForIntent(intent); 5924 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5925 PackageParser.Package pkg = it.next(); 5926 if (pkgNames.contains(pkg.packageName)) { 5927 if (DEBUG_DEXOPT) { 5928 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5929 } 5930 sortedPkgs.add(pkg); 5931 it.remove(); 5932 } 5933 } 5934 // Filter out packages that aren't recently used. 5935 filterRecentlyUsedApps(pkgs); 5936 // Add all remaining apps. 5937 for (PackageParser.Package pkg : pkgs) { 5938 if (DEBUG_DEXOPT) { 5939 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5940 } 5941 sortedPkgs.add(pkg); 5942 } 5943 5944 // If we want to be lazy, filter everything that wasn't recently used. 5945 if (mLazyDexOpt) { 5946 filterRecentlyUsedApps(sortedPkgs); 5947 } 5948 5949 int i = 0; 5950 int total = sortedPkgs.size(); 5951 File dataDir = Environment.getDataDirectory(); 5952 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5953 if (lowThreshold == 0) { 5954 throw new IllegalStateException("Invalid low memory threshold"); 5955 } 5956 for (PackageParser.Package pkg : sortedPkgs) { 5957 long usableSpace = dataDir.getUsableSpace(); 5958 if (usableSpace < lowThreshold) { 5959 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5960 break; 5961 } 5962 performBootDexOpt(pkg, ++i, total); 5963 } 5964 } 5965 } 5966 5967 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5968 // Filter out packages that aren't recently used. 5969 // 5970 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5971 // should do a full dexopt. 5972 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5973 int total = pkgs.size(); 5974 int skipped = 0; 5975 long now = System.currentTimeMillis(); 5976 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5977 PackageParser.Package pkg = i.next(); 5978 long then = pkg.mLastPackageUsageTimeInMills; 5979 if (then + mDexOptLRUThresholdInMills < now) { 5980 if (DEBUG_DEXOPT) { 5981 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5982 ((then == 0) ? "never" : new Date(then))); 5983 } 5984 i.remove(); 5985 skipped++; 5986 } 5987 } 5988 if (DEBUG_DEXOPT) { 5989 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5990 } 5991 } 5992 } 5993 5994 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5995 List<ResolveInfo> ris = null; 5996 try { 5997 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5998 intent, null, 0, UserHandle.USER_OWNER); 5999 } catch (RemoteException e) { 6000 } 6001 ArraySet<String> pkgNames = new ArraySet<String>(); 6002 if (ris != null) { 6003 for (ResolveInfo ri : ris) { 6004 pkgNames.add(ri.activityInfo.packageName); 6005 } 6006 } 6007 return pkgNames; 6008 } 6009 6010 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6011 if (DEBUG_DEXOPT) { 6012 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6013 } 6014 if (!isFirstBoot()) { 6015 try { 6016 ActivityManagerNative.getDefault().showBootMessage( 6017 mContext.getResources().getString(R.string.android_upgrading_apk, 6018 curr, total), true); 6019 } catch (RemoteException e) { 6020 } 6021 } 6022 PackageParser.Package p = pkg; 6023 synchronized (mInstallLock) { 6024 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6025 false /* force dex */, false /* defer */, true /* include dependencies */); 6026 } 6027 } 6028 6029 @Override 6030 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6031 return performDexOpt(packageName, instructionSet, false); 6032 } 6033 6034 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6035 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6036 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6037 if (!dexopt && !updateUsage) { 6038 // We aren't going to dexopt or update usage, so bail early. 6039 return false; 6040 } 6041 PackageParser.Package p; 6042 final String targetInstructionSet; 6043 synchronized (mPackages) { 6044 p = mPackages.get(packageName); 6045 if (p == null) { 6046 return false; 6047 } 6048 if (updateUsage) { 6049 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6050 } 6051 mPackageUsage.write(false); 6052 if (!dexopt) { 6053 // We aren't going to dexopt, so bail early. 6054 return false; 6055 } 6056 6057 targetInstructionSet = instructionSet != null ? instructionSet : 6058 getPrimaryInstructionSet(p.applicationInfo); 6059 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6060 return false; 6061 } 6062 } 6063 6064 synchronized (mInstallLock) { 6065 final String[] instructionSets = new String[] { targetInstructionSet }; 6066 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6067 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6068 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6069 } 6070 } 6071 6072 public ArraySet<String> getPackagesThatNeedDexOpt() { 6073 ArraySet<String> pkgs = null; 6074 synchronized (mPackages) { 6075 for (PackageParser.Package p : mPackages.values()) { 6076 if (DEBUG_DEXOPT) { 6077 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6078 } 6079 if (!p.mDexOptPerformed.isEmpty()) { 6080 continue; 6081 } 6082 if (pkgs == null) { 6083 pkgs = new ArraySet<String>(); 6084 } 6085 pkgs.add(p.packageName); 6086 } 6087 } 6088 return pkgs; 6089 } 6090 6091 public void shutdown() { 6092 mPackageUsage.write(true); 6093 } 6094 6095 @Override 6096 public void forceDexOpt(String packageName) { 6097 enforceSystemOrRoot("forceDexOpt"); 6098 6099 PackageParser.Package pkg; 6100 synchronized (mPackages) { 6101 pkg = mPackages.get(packageName); 6102 if (pkg == null) { 6103 throw new IllegalArgumentException("Missing package: " + packageName); 6104 } 6105 } 6106 6107 synchronized (mInstallLock) { 6108 final String[] instructionSets = new String[] { 6109 getPrimaryInstructionSet(pkg.applicationInfo) }; 6110 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6111 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6112 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6113 throw new IllegalStateException("Failed to dexopt: " + res); 6114 } 6115 } 6116 } 6117 6118 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6119 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6120 Slog.w(TAG, "Unable to update from " + oldPkg.name 6121 + " to " + newPkg.packageName 6122 + ": old package not in system partition"); 6123 return false; 6124 } else if (mPackages.get(oldPkg.name) != null) { 6125 Slog.w(TAG, "Unable to update from " + oldPkg.name 6126 + " to " + newPkg.packageName 6127 + ": old package still exists"); 6128 return false; 6129 } 6130 return true; 6131 } 6132 6133 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6134 int[] users = sUserManager.getUserIds(); 6135 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6136 if (res < 0) { 6137 return res; 6138 } 6139 for (int user : users) { 6140 if (user != 0) { 6141 res = mInstaller.createUserData(volumeUuid, packageName, 6142 UserHandle.getUid(user, uid), user, seinfo); 6143 if (res < 0) { 6144 return res; 6145 } 6146 } 6147 } 6148 return res; 6149 } 6150 6151 private int removeDataDirsLI(String volumeUuid, String packageName) { 6152 int[] users = sUserManager.getUserIds(); 6153 int res = 0; 6154 for (int user : users) { 6155 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6156 if (resInner < 0) { 6157 res = resInner; 6158 } 6159 } 6160 6161 return res; 6162 } 6163 6164 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6165 int[] users = sUserManager.getUserIds(); 6166 int res = 0; 6167 for (int user : users) { 6168 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6169 if (resInner < 0) { 6170 res = resInner; 6171 } 6172 } 6173 return res; 6174 } 6175 6176 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6177 PackageParser.Package changingLib) { 6178 if (file.path != null) { 6179 usesLibraryFiles.add(file.path); 6180 return; 6181 } 6182 PackageParser.Package p = mPackages.get(file.apk); 6183 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6184 // If we are doing this while in the middle of updating a library apk, 6185 // then we need to make sure to use that new apk for determining the 6186 // dependencies here. (We haven't yet finished committing the new apk 6187 // to the package manager state.) 6188 if (p == null || p.packageName.equals(changingLib.packageName)) { 6189 p = changingLib; 6190 } 6191 } 6192 if (p != null) { 6193 usesLibraryFiles.addAll(p.getAllCodePaths()); 6194 } 6195 } 6196 6197 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6198 PackageParser.Package changingLib) throws PackageManagerException { 6199 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6200 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6201 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6202 for (int i=0; i<N; i++) { 6203 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6204 if (file == null) { 6205 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6206 "Package " + pkg.packageName + " requires unavailable shared library " 6207 + pkg.usesLibraries.get(i) + "; failing!"); 6208 } 6209 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6210 } 6211 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6212 for (int i=0; i<N; i++) { 6213 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6214 if (file == null) { 6215 Slog.w(TAG, "Package " + pkg.packageName 6216 + " desires unavailable shared library " 6217 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6218 } else { 6219 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6220 } 6221 } 6222 N = usesLibraryFiles.size(); 6223 if (N > 0) { 6224 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6225 } else { 6226 pkg.usesLibraryFiles = null; 6227 } 6228 } 6229 } 6230 6231 private static boolean hasString(List<String> list, List<String> which) { 6232 if (list == null) { 6233 return false; 6234 } 6235 for (int i=list.size()-1; i>=0; i--) { 6236 for (int j=which.size()-1; j>=0; j--) { 6237 if (which.get(j).equals(list.get(i))) { 6238 return true; 6239 } 6240 } 6241 } 6242 return false; 6243 } 6244 6245 private void updateAllSharedLibrariesLPw() { 6246 for (PackageParser.Package pkg : mPackages.values()) { 6247 try { 6248 updateSharedLibrariesLPw(pkg, null); 6249 } catch (PackageManagerException e) { 6250 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6251 } 6252 } 6253 } 6254 6255 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6256 PackageParser.Package changingPkg) { 6257 ArrayList<PackageParser.Package> res = null; 6258 for (PackageParser.Package pkg : mPackages.values()) { 6259 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6260 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6261 if (res == null) { 6262 res = new ArrayList<PackageParser.Package>(); 6263 } 6264 res.add(pkg); 6265 try { 6266 updateSharedLibrariesLPw(pkg, changingPkg); 6267 } catch (PackageManagerException e) { 6268 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6269 } 6270 } 6271 } 6272 return res; 6273 } 6274 6275 /** 6276 * Derive the value of the {@code cpuAbiOverride} based on the provided 6277 * value and an optional stored value from the package settings. 6278 */ 6279 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6280 String cpuAbiOverride = null; 6281 6282 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6283 cpuAbiOverride = null; 6284 } else if (abiOverride != null) { 6285 cpuAbiOverride = abiOverride; 6286 } else if (settings != null) { 6287 cpuAbiOverride = settings.cpuAbiOverrideString; 6288 } 6289 6290 return cpuAbiOverride; 6291 } 6292 6293 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6294 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6295 boolean success = false; 6296 try { 6297 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6298 currentTime, user); 6299 success = true; 6300 return res; 6301 } finally { 6302 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6303 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6304 } 6305 } 6306 } 6307 6308 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6309 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6310 final File scanFile = new File(pkg.codePath); 6311 if (pkg.applicationInfo.getCodePath() == null || 6312 pkg.applicationInfo.getResourcePath() == null) { 6313 // Bail out. The resource and code paths haven't been set. 6314 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6315 "Code and resource paths haven't been set correctly"); 6316 } 6317 6318 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6319 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6320 } else { 6321 // Only allow system apps to be flagged as core apps. 6322 pkg.coreApp = false; 6323 } 6324 6325 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6326 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6327 } 6328 6329 if (mCustomResolverComponentName != null && 6330 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6331 setUpCustomResolverActivity(pkg); 6332 } 6333 6334 if (pkg.packageName.equals("android")) { 6335 synchronized (mPackages) { 6336 if (mAndroidApplication != null) { 6337 Slog.w(TAG, "*************************************************"); 6338 Slog.w(TAG, "Core android package being redefined. Skipping."); 6339 Slog.w(TAG, " file=" + scanFile); 6340 Slog.w(TAG, "*************************************************"); 6341 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6342 "Core android package being redefined. Skipping."); 6343 } 6344 6345 // Set up information for our fall-back user intent resolution activity. 6346 mPlatformPackage = pkg; 6347 pkg.mVersionCode = mSdkVersion; 6348 mAndroidApplication = pkg.applicationInfo; 6349 6350 if (!mResolverReplaced) { 6351 mResolveActivity.applicationInfo = mAndroidApplication; 6352 mResolveActivity.name = ResolverActivity.class.getName(); 6353 mResolveActivity.packageName = mAndroidApplication.packageName; 6354 mResolveActivity.processName = "system:ui"; 6355 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6356 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6357 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6358 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6359 mResolveActivity.exported = true; 6360 mResolveActivity.enabled = true; 6361 mResolveInfo.activityInfo = mResolveActivity; 6362 mResolveInfo.priority = 0; 6363 mResolveInfo.preferredOrder = 0; 6364 mResolveInfo.match = 0; 6365 mResolveComponentName = new ComponentName( 6366 mAndroidApplication.packageName, mResolveActivity.name); 6367 } 6368 } 6369 } 6370 6371 if (DEBUG_PACKAGE_SCANNING) { 6372 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6373 Log.d(TAG, "Scanning package " + pkg.packageName); 6374 } 6375 6376 if (mPackages.containsKey(pkg.packageName) 6377 || mSharedLibraries.containsKey(pkg.packageName)) { 6378 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6379 "Application package " + pkg.packageName 6380 + " already installed. Skipping duplicate."); 6381 } 6382 6383 // If we're only installing presumed-existing packages, require that the 6384 // scanned APK is both already known and at the path previously established 6385 // for it. Previously unknown packages we pick up normally, but if we have an 6386 // a priori expectation about this package's install presence, enforce it. 6387 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6388 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6389 if (known != null) { 6390 if (DEBUG_PACKAGE_SCANNING) { 6391 Log.d(TAG, "Examining " + pkg.codePath 6392 + " and requiring known paths " + known.codePathString 6393 + " & " + known.resourcePathString); 6394 } 6395 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6396 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6397 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6398 "Application package " + pkg.packageName 6399 + " found at " + pkg.applicationInfo.getCodePath() 6400 + " but expected at " + known.codePathString + "; ignoring."); 6401 } 6402 } 6403 } 6404 6405 // Initialize package source and resource directories 6406 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6407 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6408 6409 SharedUserSetting suid = null; 6410 PackageSetting pkgSetting = null; 6411 6412 if (!isSystemApp(pkg)) { 6413 // Only system apps can use these features. 6414 pkg.mOriginalPackages = null; 6415 pkg.mRealPackage = null; 6416 pkg.mAdoptPermissions = null; 6417 } 6418 6419 // writer 6420 synchronized (mPackages) { 6421 if (pkg.mSharedUserId != null) { 6422 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6423 if (suid == null) { 6424 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6425 "Creating application package " + pkg.packageName 6426 + " for shared user failed"); 6427 } 6428 if (DEBUG_PACKAGE_SCANNING) { 6429 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6430 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6431 + "): packages=" + suid.packages); 6432 } 6433 } 6434 6435 // Check if we are renaming from an original package name. 6436 PackageSetting origPackage = null; 6437 String realName = null; 6438 if (pkg.mOriginalPackages != null) { 6439 // This package may need to be renamed to a previously 6440 // installed name. Let's check on that... 6441 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6442 if (pkg.mOriginalPackages.contains(renamed)) { 6443 // This package had originally been installed as the 6444 // original name, and we have already taken care of 6445 // transitioning to the new one. Just update the new 6446 // one to continue using the old name. 6447 realName = pkg.mRealPackage; 6448 if (!pkg.packageName.equals(renamed)) { 6449 // Callers into this function may have already taken 6450 // care of renaming the package; only do it here if 6451 // it is not already done. 6452 pkg.setPackageName(renamed); 6453 } 6454 6455 } else { 6456 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6457 if ((origPackage = mSettings.peekPackageLPr( 6458 pkg.mOriginalPackages.get(i))) != null) { 6459 // We do have the package already installed under its 6460 // original name... should we use it? 6461 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6462 // New package is not compatible with original. 6463 origPackage = null; 6464 continue; 6465 } else if (origPackage.sharedUser != null) { 6466 // Make sure uid is compatible between packages. 6467 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6468 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6469 + " to " + pkg.packageName + ": old uid " 6470 + origPackage.sharedUser.name 6471 + " differs from " + pkg.mSharedUserId); 6472 origPackage = null; 6473 continue; 6474 } 6475 } else { 6476 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6477 + pkg.packageName + " to old name " + origPackage.name); 6478 } 6479 break; 6480 } 6481 } 6482 } 6483 } 6484 6485 if (mTransferedPackages.contains(pkg.packageName)) { 6486 Slog.w(TAG, "Package " + pkg.packageName 6487 + " was transferred to another, but its .apk remains"); 6488 } 6489 6490 // Just create the setting, don't add it yet. For already existing packages 6491 // the PkgSetting exists already and doesn't have to be created. 6492 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6493 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6494 pkg.applicationInfo.primaryCpuAbi, 6495 pkg.applicationInfo.secondaryCpuAbi, 6496 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6497 user, false); 6498 if (pkgSetting == null) { 6499 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6500 "Creating application package " + pkg.packageName + " failed"); 6501 } 6502 6503 if (pkgSetting.origPackage != null) { 6504 // If we are first transitioning from an original package, 6505 // fix up the new package's name now. We need to do this after 6506 // looking up the package under its new name, so getPackageLP 6507 // can take care of fiddling things correctly. 6508 pkg.setPackageName(origPackage.name); 6509 6510 // File a report about this. 6511 String msg = "New package " + pkgSetting.realName 6512 + " renamed to replace old package " + pkgSetting.name; 6513 reportSettingsProblem(Log.WARN, msg); 6514 6515 // Make a note of it. 6516 mTransferedPackages.add(origPackage.name); 6517 6518 // No longer need to retain this. 6519 pkgSetting.origPackage = null; 6520 } 6521 6522 if (realName != null) { 6523 // Make a note of it. 6524 mTransferedPackages.add(pkg.packageName); 6525 } 6526 6527 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6528 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6529 } 6530 6531 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6532 // Check all shared libraries and map to their actual file path. 6533 // We only do this here for apps not on a system dir, because those 6534 // are the only ones that can fail an install due to this. We 6535 // will take care of the system apps by updating all of their 6536 // library paths after the scan is done. 6537 updateSharedLibrariesLPw(pkg, null); 6538 } 6539 6540 if (mFoundPolicyFile) { 6541 SELinuxMMAC.assignSeinfoValue(pkg); 6542 } 6543 6544 pkg.applicationInfo.uid = pkgSetting.appId; 6545 pkg.mExtras = pkgSetting; 6546 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6547 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6548 // We just determined the app is signed correctly, so bring 6549 // over the latest parsed certs. 6550 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6551 } else { 6552 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6553 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6554 "Package " + pkg.packageName + " upgrade keys do not match the " 6555 + "previously installed version"); 6556 } else { 6557 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6558 String msg = "System package " + pkg.packageName 6559 + " signature changed; retaining data."; 6560 reportSettingsProblem(Log.WARN, msg); 6561 } 6562 } 6563 } else { 6564 try { 6565 verifySignaturesLP(pkgSetting, pkg); 6566 // We just determined the app is signed correctly, so bring 6567 // over the latest parsed certs. 6568 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6569 } catch (PackageManagerException e) { 6570 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6571 throw e; 6572 } 6573 // The signature has changed, but this package is in the system 6574 // image... let's recover! 6575 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6576 // However... if this package is part of a shared user, but it 6577 // doesn't match the signature of the shared user, let's fail. 6578 // What this means is that you can't change the signatures 6579 // associated with an overall shared user, which doesn't seem all 6580 // that unreasonable. 6581 if (pkgSetting.sharedUser != null) { 6582 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6583 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6584 throw new PackageManagerException( 6585 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6586 "Signature mismatch for shared user : " 6587 + pkgSetting.sharedUser); 6588 } 6589 } 6590 // File a report about this. 6591 String msg = "System package " + pkg.packageName 6592 + " signature changed; retaining data."; 6593 reportSettingsProblem(Log.WARN, msg); 6594 } 6595 } 6596 // Verify that this new package doesn't have any content providers 6597 // that conflict with existing packages. Only do this if the 6598 // package isn't already installed, since we don't want to break 6599 // things that are installed. 6600 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6601 final int N = pkg.providers.size(); 6602 int i; 6603 for (i=0; i<N; i++) { 6604 PackageParser.Provider p = pkg.providers.get(i); 6605 if (p.info.authority != null) { 6606 String names[] = p.info.authority.split(";"); 6607 for (int j = 0; j < names.length; j++) { 6608 if (mProvidersByAuthority.containsKey(names[j])) { 6609 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6610 final String otherPackageName = 6611 ((other != null && other.getComponentName() != null) ? 6612 other.getComponentName().getPackageName() : "?"); 6613 throw new PackageManagerException( 6614 INSTALL_FAILED_CONFLICTING_PROVIDER, 6615 "Can't install because provider name " + names[j] 6616 + " (in package " + pkg.applicationInfo.packageName 6617 + ") is already used by " + otherPackageName); 6618 } 6619 } 6620 } 6621 } 6622 } 6623 6624 if (pkg.mAdoptPermissions != null) { 6625 // This package wants to adopt ownership of permissions from 6626 // another package. 6627 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6628 final String origName = pkg.mAdoptPermissions.get(i); 6629 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6630 if (orig != null) { 6631 if (verifyPackageUpdateLPr(orig, pkg)) { 6632 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6633 + pkg.packageName); 6634 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6635 } 6636 } 6637 } 6638 } 6639 } 6640 6641 final String pkgName = pkg.packageName; 6642 6643 final long scanFileTime = scanFile.lastModified(); 6644 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6645 pkg.applicationInfo.processName = fixProcessName( 6646 pkg.applicationInfo.packageName, 6647 pkg.applicationInfo.processName, 6648 pkg.applicationInfo.uid); 6649 6650 File dataPath; 6651 if (mPlatformPackage == pkg) { 6652 // The system package is special. 6653 dataPath = new File(Environment.getDataDirectory(), "system"); 6654 6655 pkg.applicationInfo.dataDir = dataPath.getPath(); 6656 6657 } else { 6658 // This is a normal package, need to make its data directory. 6659 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6660 UserHandle.USER_OWNER, pkg.packageName); 6661 6662 boolean uidError = false; 6663 if (dataPath.exists()) { 6664 int currentUid = 0; 6665 try { 6666 StructStat stat = Os.stat(dataPath.getPath()); 6667 currentUid = stat.st_uid; 6668 } catch (ErrnoException e) { 6669 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6670 } 6671 6672 // If we have mismatched owners for the data path, we have a problem. 6673 if (currentUid != pkg.applicationInfo.uid) { 6674 boolean recovered = false; 6675 if (currentUid == 0) { 6676 // The directory somehow became owned by root. Wow. 6677 // This is probably because the system was stopped while 6678 // installd was in the middle of messing with its libs 6679 // directory. Ask installd to fix that. 6680 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6681 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6682 if (ret >= 0) { 6683 recovered = true; 6684 String msg = "Package " + pkg.packageName 6685 + " unexpectedly changed to uid 0; recovered to " + 6686 + pkg.applicationInfo.uid; 6687 reportSettingsProblem(Log.WARN, msg); 6688 } 6689 } 6690 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6691 || (scanFlags&SCAN_BOOTING) != 0)) { 6692 // If this is a system app, we can at least delete its 6693 // current data so the application will still work. 6694 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6695 if (ret >= 0) { 6696 // TODO: Kill the processes first 6697 // Old data gone! 6698 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6699 ? "System package " : "Third party package "; 6700 String msg = prefix + pkg.packageName 6701 + " has changed from uid: " 6702 + currentUid + " to " 6703 + pkg.applicationInfo.uid + "; old data erased"; 6704 reportSettingsProblem(Log.WARN, msg); 6705 recovered = true; 6706 6707 // And now re-install the app. 6708 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6709 pkg.applicationInfo.seinfo); 6710 if (ret == -1) { 6711 // Ack should not happen! 6712 msg = prefix + pkg.packageName 6713 + " could not have data directory re-created after delete."; 6714 reportSettingsProblem(Log.WARN, msg); 6715 throw new PackageManagerException( 6716 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6717 } 6718 } 6719 if (!recovered) { 6720 mHasSystemUidErrors = true; 6721 } 6722 } else if (!recovered) { 6723 // If we allow this install to proceed, we will be broken. 6724 // Abort, abort! 6725 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6726 "scanPackageLI"); 6727 } 6728 if (!recovered) { 6729 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6730 + pkg.applicationInfo.uid + "/fs_" 6731 + currentUid; 6732 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6733 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6734 String msg = "Package " + pkg.packageName 6735 + " has mismatched uid: " 6736 + currentUid + " on disk, " 6737 + pkg.applicationInfo.uid + " in settings"; 6738 // writer 6739 synchronized (mPackages) { 6740 mSettings.mReadMessages.append(msg); 6741 mSettings.mReadMessages.append('\n'); 6742 uidError = true; 6743 if (!pkgSetting.uidError) { 6744 reportSettingsProblem(Log.ERROR, msg); 6745 } 6746 } 6747 } 6748 } 6749 pkg.applicationInfo.dataDir = dataPath.getPath(); 6750 if (mShouldRestoreconData) { 6751 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6752 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6753 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6754 } 6755 } else { 6756 if (DEBUG_PACKAGE_SCANNING) { 6757 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6758 Log.v(TAG, "Want this data dir: " + dataPath); 6759 } 6760 //invoke installer to do the actual installation 6761 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6762 pkg.applicationInfo.seinfo); 6763 if (ret < 0) { 6764 // Error from installer 6765 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6766 "Unable to create data dirs [errorCode=" + ret + "]"); 6767 } 6768 6769 if (dataPath.exists()) { 6770 pkg.applicationInfo.dataDir = dataPath.getPath(); 6771 } else { 6772 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6773 pkg.applicationInfo.dataDir = null; 6774 } 6775 } 6776 6777 pkgSetting.uidError = uidError; 6778 } 6779 6780 final String path = scanFile.getPath(); 6781 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6782 6783 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6784 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6785 6786 // Some system apps still use directory structure for native libraries 6787 // in which case we might end up not detecting abi solely based on apk 6788 // structure. Try to detect abi based on directory structure. 6789 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6790 pkg.applicationInfo.primaryCpuAbi == null) { 6791 setBundledAppAbisAndRoots(pkg, pkgSetting); 6792 setNativeLibraryPaths(pkg); 6793 } 6794 6795 } else { 6796 if ((scanFlags & SCAN_MOVE) != 0) { 6797 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6798 // but we already have this packages package info in the PackageSetting. We just 6799 // use that and derive the native library path based on the new codepath. 6800 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6801 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6802 } 6803 6804 // Set native library paths again. For moves, the path will be updated based on the 6805 // ABIs we've determined above. For non-moves, the path will be updated based on the 6806 // ABIs we determined during compilation, but the path will depend on the final 6807 // package path (after the rename away from the stage path). 6808 setNativeLibraryPaths(pkg); 6809 } 6810 6811 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6812 final int[] userIds = sUserManager.getUserIds(); 6813 synchronized (mInstallLock) { 6814 // Make sure all user data directories are ready to roll; we're okay 6815 // if they already exist 6816 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6817 for (int userId : userIds) { 6818 if (userId != 0) { 6819 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6820 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6821 pkg.applicationInfo.seinfo); 6822 } 6823 } 6824 } 6825 6826 // Create a native library symlink only if we have native libraries 6827 // and if the native libraries are 32 bit libraries. We do not provide 6828 // this symlink for 64 bit libraries. 6829 if (pkg.applicationInfo.primaryCpuAbi != null && 6830 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6831 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6832 for (int userId : userIds) { 6833 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6834 nativeLibPath, userId) < 0) { 6835 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6836 "Failed linking native library dir (user=" + userId + ")"); 6837 } 6838 } 6839 } 6840 } 6841 6842 // This is a special case for the "system" package, where the ABI is 6843 // dictated by the zygote configuration (and init.rc). We should keep track 6844 // of this ABI so that we can deal with "normal" applications that run under 6845 // the same UID correctly. 6846 if (mPlatformPackage == pkg) { 6847 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6848 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6849 } 6850 6851 // If there's a mismatch between the abi-override in the package setting 6852 // and the abiOverride specified for the install. Warn about this because we 6853 // would've already compiled the app without taking the package setting into 6854 // account. 6855 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6856 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6857 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6858 " for package: " + pkg.packageName); 6859 } 6860 } 6861 6862 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6863 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6864 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6865 6866 // Copy the derived override back to the parsed package, so that we can 6867 // update the package settings accordingly. 6868 pkg.cpuAbiOverride = cpuAbiOverride; 6869 6870 if (DEBUG_ABI_SELECTION) { 6871 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6872 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6873 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6874 } 6875 6876 // Push the derived path down into PackageSettings so we know what to 6877 // clean up at uninstall time. 6878 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6879 6880 if (DEBUG_ABI_SELECTION) { 6881 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6882 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6883 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6884 } 6885 6886 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6887 // We don't do this here during boot because we can do it all 6888 // at once after scanning all existing packages. 6889 // 6890 // We also do this *before* we perform dexopt on this package, so that 6891 // we can avoid redundant dexopts, and also to make sure we've got the 6892 // code and package path correct. 6893 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6894 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6895 } 6896 6897 if ((scanFlags & SCAN_NO_DEX) == 0) { 6898 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6899 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6900 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6901 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6902 } 6903 } 6904 if (mFactoryTest && pkg.requestedPermissions.contains( 6905 android.Manifest.permission.FACTORY_TEST)) { 6906 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6907 } 6908 6909 ArrayList<PackageParser.Package> clientLibPkgs = null; 6910 6911 // writer 6912 synchronized (mPackages) { 6913 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6914 // Only system apps can add new shared libraries. 6915 if (pkg.libraryNames != null) { 6916 for (int i=0; i<pkg.libraryNames.size(); i++) { 6917 String name = pkg.libraryNames.get(i); 6918 boolean allowed = false; 6919 if (pkg.isUpdatedSystemApp()) { 6920 // New library entries can only be added through the 6921 // system image. This is important to get rid of a lot 6922 // of nasty edge cases: for example if we allowed a non- 6923 // system update of the app to add a library, then uninstalling 6924 // the update would make the library go away, and assumptions 6925 // we made such as through app install filtering would now 6926 // have allowed apps on the device which aren't compatible 6927 // with it. Better to just have the restriction here, be 6928 // conservative, and create many fewer cases that can negatively 6929 // impact the user experience. 6930 final PackageSetting sysPs = mSettings 6931 .getDisabledSystemPkgLPr(pkg.packageName); 6932 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6933 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6934 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6935 allowed = true; 6936 allowed = true; 6937 break; 6938 } 6939 } 6940 } 6941 } else { 6942 allowed = true; 6943 } 6944 if (allowed) { 6945 if (!mSharedLibraries.containsKey(name)) { 6946 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6947 } else if (!name.equals(pkg.packageName)) { 6948 Slog.w(TAG, "Package " + pkg.packageName + " library " 6949 + name + " already exists; skipping"); 6950 } 6951 } else { 6952 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6953 + name + " that is not declared on system image; skipping"); 6954 } 6955 } 6956 if ((scanFlags&SCAN_BOOTING) == 0) { 6957 // If we are not booting, we need to update any applications 6958 // that are clients of our shared library. If we are booting, 6959 // this will all be done once the scan is complete. 6960 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6961 } 6962 } 6963 } 6964 } 6965 6966 // We also need to dexopt any apps that are dependent on this library. Note that 6967 // if these fail, we should abort the install since installing the library will 6968 // result in some apps being broken. 6969 if (clientLibPkgs != null) { 6970 if ((scanFlags & SCAN_NO_DEX) == 0) { 6971 for (int i = 0; i < clientLibPkgs.size(); i++) { 6972 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6973 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6974 null /* instruction sets */, forceDex, 6975 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6976 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6977 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6978 "scanPackageLI failed to dexopt clientLibPkgs"); 6979 } 6980 } 6981 } 6982 } 6983 6984 // Also need to kill any apps that are dependent on the library. 6985 if (clientLibPkgs != null) { 6986 for (int i=0; i<clientLibPkgs.size(); i++) { 6987 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6988 killApplication(clientPkg.applicationInfo.packageName, 6989 clientPkg.applicationInfo.uid, "update lib"); 6990 } 6991 } 6992 6993 // Make sure we're not adding any bogus keyset info 6994 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6995 ksms.assertScannedPackageValid(pkg); 6996 6997 // writer 6998 synchronized (mPackages) { 6999 // We don't expect installation to fail beyond this point 7000 7001 // Add the new setting to mSettings 7002 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7003 // Add the new setting to mPackages 7004 mPackages.put(pkg.applicationInfo.packageName, pkg); 7005 // Make sure we don't accidentally delete its data. 7006 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7007 while (iter.hasNext()) { 7008 PackageCleanItem item = iter.next(); 7009 if (pkgName.equals(item.packageName)) { 7010 iter.remove(); 7011 } 7012 } 7013 7014 // Take care of first install / last update times. 7015 if (currentTime != 0) { 7016 if (pkgSetting.firstInstallTime == 0) { 7017 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7018 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7019 pkgSetting.lastUpdateTime = currentTime; 7020 } 7021 } else if (pkgSetting.firstInstallTime == 0) { 7022 // We need *something*. Take time time stamp of the file. 7023 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7024 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7025 if (scanFileTime != pkgSetting.timeStamp) { 7026 // A package on the system image has changed; consider this 7027 // to be an update. 7028 pkgSetting.lastUpdateTime = scanFileTime; 7029 } 7030 } 7031 7032 // Add the package's KeySets to the global KeySetManagerService 7033 ksms.addScannedPackageLPw(pkg); 7034 7035 int N = pkg.providers.size(); 7036 StringBuilder r = null; 7037 int i; 7038 for (i=0; i<N; i++) { 7039 PackageParser.Provider p = pkg.providers.get(i); 7040 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7041 p.info.processName, pkg.applicationInfo.uid); 7042 mProviders.addProvider(p); 7043 p.syncable = p.info.isSyncable; 7044 if (p.info.authority != null) { 7045 String names[] = p.info.authority.split(";"); 7046 p.info.authority = null; 7047 for (int j = 0; j < names.length; j++) { 7048 if (j == 1 && p.syncable) { 7049 // We only want the first authority for a provider to possibly be 7050 // syncable, so if we already added this provider using a different 7051 // authority clear the syncable flag. We copy the provider before 7052 // changing it because the mProviders object contains a reference 7053 // to a provider that we don't want to change. 7054 // Only do this for the second authority since the resulting provider 7055 // object can be the same for all future authorities for this provider. 7056 p = new PackageParser.Provider(p); 7057 p.syncable = false; 7058 } 7059 if (!mProvidersByAuthority.containsKey(names[j])) { 7060 mProvidersByAuthority.put(names[j], p); 7061 if (p.info.authority == null) { 7062 p.info.authority = names[j]; 7063 } else { 7064 p.info.authority = p.info.authority + ";" + names[j]; 7065 } 7066 if (DEBUG_PACKAGE_SCANNING) { 7067 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7068 Log.d(TAG, "Registered content provider: " + names[j] 7069 + ", className = " + p.info.name + ", isSyncable = " 7070 + p.info.isSyncable); 7071 } 7072 } else { 7073 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7074 Slog.w(TAG, "Skipping provider name " + names[j] + 7075 " (in package " + pkg.applicationInfo.packageName + 7076 "): name already used by " 7077 + ((other != null && other.getComponentName() != null) 7078 ? other.getComponentName().getPackageName() : "?")); 7079 } 7080 } 7081 } 7082 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7083 if (r == null) { 7084 r = new StringBuilder(256); 7085 } else { 7086 r.append(' '); 7087 } 7088 r.append(p.info.name); 7089 } 7090 } 7091 if (r != null) { 7092 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7093 } 7094 7095 N = pkg.services.size(); 7096 r = null; 7097 for (i=0; i<N; i++) { 7098 PackageParser.Service s = pkg.services.get(i); 7099 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7100 s.info.processName, pkg.applicationInfo.uid); 7101 mServices.addService(s); 7102 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7103 if (r == null) { 7104 r = new StringBuilder(256); 7105 } else { 7106 r.append(' '); 7107 } 7108 r.append(s.info.name); 7109 } 7110 } 7111 if (r != null) { 7112 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7113 } 7114 7115 N = pkg.receivers.size(); 7116 r = null; 7117 for (i=0; i<N; i++) { 7118 PackageParser.Activity a = pkg.receivers.get(i); 7119 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7120 a.info.processName, pkg.applicationInfo.uid); 7121 mReceivers.addActivity(a, "receiver"); 7122 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7123 if (r == null) { 7124 r = new StringBuilder(256); 7125 } else { 7126 r.append(' '); 7127 } 7128 r.append(a.info.name); 7129 } 7130 } 7131 if (r != null) { 7132 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7133 } 7134 7135 N = pkg.activities.size(); 7136 r = null; 7137 for (i=0; i<N; i++) { 7138 PackageParser.Activity a = pkg.activities.get(i); 7139 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7140 a.info.processName, pkg.applicationInfo.uid); 7141 mActivities.addActivity(a, "activity"); 7142 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7143 if (r == null) { 7144 r = new StringBuilder(256); 7145 } else { 7146 r.append(' '); 7147 } 7148 r.append(a.info.name); 7149 } 7150 } 7151 if (r != null) { 7152 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7153 } 7154 7155 N = pkg.permissionGroups.size(); 7156 r = null; 7157 for (i=0; i<N; i++) { 7158 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7159 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7160 if (cur == null) { 7161 mPermissionGroups.put(pg.info.name, pg); 7162 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7163 if (r == null) { 7164 r = new StringBuilder(256); 7165 } else { 7166 r.append(' '); 7167 } 7168 r.append(pg.info.name); 7169 } 7170 } else { 7171 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7172 + pg.info.packageName + " ignored: original from " 7173 + cur.info.packageName); 7174 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7175 if (r == null) { 7176 r = new StringBuilder(256); 7177 } else { 7178 r.append(' '); 7179 } 7180 r.append("DUP:"); 7181 r.append(pg.info.name); 7182 } 7183 } 7184 } 7185 if (r != null) { 7186 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7187 } 7188 7189 N = pkg.permissions.size(); 7190 r = null; 7191 for (i=0; i<N; i++) { 7192 PackageParser.Permission p = pkg.permissions.get(i); 7193 7194 // Now that permission groups have a special meaning, we ignore permission 7195 // groups for legacy apps to prevent unexpected behavior. In particular, 7196 // permissions for one app being granted to someone just becuase they happen 7197 // to be in a group defined by another app (before this had no implications). 7198 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7199 p.group = mPermissionGroups.get(p.info.group); 7200 // Warn for a permission in an unknown group. 7201 if (p.info.group != null && p.group == null) { 7202 Slog.w(TAG, "Permission " + p.info.name + " from package " 7203 + p.info.packageName + " in an unknown group " + p.info.group); 7204 } 7205 } 7206 7207 ArrayMap<String, BasePermission> permissionMap = 7208 p.tree ? mSettings.mPermissionTrees 7209 : mSettings.mPermissions; 7210 BasePermission bp = permissionMap.get(p.info.name); 7211 7212 // Allow system apps to redefine non-system permissions 7213 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7214 final boolean currentOwnerIsSystem = (bp.perm != null 7215 && isSystemApp(bp.perm.owner)); 7216 if (isSystemApp(p.owner)) { 7217 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7218 // It's a built-in permission and no owner, take ownership now 7219 bp.packageSetting = pkgSetting; 7220 bp.perm = p; 7221 bp.uid = pkg.applicationInfo.uid; 7222 bp.sourcePackage = p.info.packageName; 7223 } else if (!currentOwnerIsSystem) { 7224 String msg = "New decl " + p.owner + " of permission " 7225 + p.info.name + " is system; overriding " + bp.sourcePackage; 7226 reportSettingsProblem(Log.WARN, msg); 7227 bp = null; 7228 } 7229 } 7230 } 7231 7232 if (bp == null) { 7233 bp = new BasePermission(p.info.name, p.info.packageName, 7234 BasePermission.TYPE_NORMAL); 7235 permissionMap.put(p.info.name, bp); 7236 } 7237 7238 if (bp.perm == null) { 7239 if (bp.sourcePackage == null 7240 || bp.sourcePackage.equals(p.info.packageName)) { 7241 BasePermission tree = findPermissionTreeLP(p.info.name); 7242 if (tree == null 7243 || tree.sourcePackage.equals(p.info.packageName)) { 7244 bp.packageSetting = pkgSetting; 7245 bp.perm = p; 7246 bp.uid = pkg.applicationInfo.uid; 7247 bp.sourcePackage = p.info.packageName; 7248 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7249 if (r == null) { 7250 r = new StringBuilder(256); 7251 } else { 7252 r.append(' '); 7253 } 7254 r.append(p.info.name); 7255 } 7256 } else { 7257 Slog.w(TAG, "Permission " + p.info.name + " from package " 7258 + p.info.packageName + " ignored: base tree " 7259 + tree.name + " is from package " 7260 + tree.sourcePackage); 7261 } 7262 } else { 7263 Slog.w(TAG, "Permission " + p.info.name + " from package " 7264 + p.info.packageName + " ignored: original from " 7265 + bp.sourcePackage); 7266 } 7267 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7268 if (r == null) { 7269 r = new StringBuilder(256); 7270 } else { 7271 r.append(' '); 7272 } 7273 r.append("DUP:"); 7274 r.append(p.info.name); 7275 } 7276 if (bp.perm == p) { 7277 bp.protectionLevel = p.info.protectionLevel; 7278 } 7279 } 7280 7281 if (r != null) { 7282 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7283 } 7284 7285 N = pkg.instrumentation.size(); 7286 r = null; 7287 for (i=0; i<N; i++) { 7288 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7289 a.info.packageName = pkg.applicationInfo.packageName; 7290 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7291 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7292 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7293 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7294 a.info.dataDir = pkg.applicationInfo.dataDir; 7295 7296 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7297 // need other information about the application, like the ABI and what not ? 7298 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7299 mInstrumentation.put(a.getComponentName(), a); 7300 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7301 if (r == null) { 7302 r = new StringBuilder(256); 7303 } else { 7304 r.append(' '); 7305 } 7306 r.append(a.info.name); 7307 } 7308 } 7309 if (r != null) { 7310 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7311 } 7312 7313 if (pkg.protectedBroadcasts != null) { 7314 N = pkg.protectedBroadcasts.size(); 7315 for (i=0; i<N; i++) { 7316 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7317 } 7318 } 7319 7320 pkgSetting.setTimeStamp(scanFileTime); 7321 7322 // Create idmap files for pairs of (packages, overlay packages). 7323 // Note: "android", ie framework-res.apk, is handled by native layers. 7324 if (pkg.mOverlayTarget != null) { 7325 // This is an overlay package. 7326 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7327 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7328 mOverlays.put(pkg.mOverlayTarget, 7329 new ArrayMap<String, PackageParser.Package>()); 7330 } 7331 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7332 map.put(pkg.packageName, pkg); 7333 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7334 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7335 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7336 "scanPackageLI failed to createIdmap"); 7337 } 7338 } 7339 } else if (mOverlays.containsKey(pkg.packageName) && 7340 !pkg.packageName.equals("android")) { 7341 // This is a regular package, with one or more known overlay packages. 7342 createIdmapsForPackageLI(pkg); 7343 } 7344 } 7345 7346 return pkg; 7347 } 7348 7349 /** 7350 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7351 * is derived purely on the basis of the contents of {@code scanFile} and 7352 * {@code cpuAbiOverride}. 7353 * 7354 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7355 */ 7356 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7357 String cpuAbiOverride, boolean extractLibs) 7358 throws PackageManagerException { 7359 // TODO: We can probably be smarter about this stuff. For installed apps, 7360 // we can calculate this information at install time once and for all. For 7361 // system apps, we can probably assume that this information doesn't change 7362 // after the first boot scan. As things stand, we do lots of unnecessary work. 7363 7364 // Give ourselves some initial paths; we'll come back for another 7365 // pass once we've determined ABI below. 7366 setNativeLibraryPaths(pkg); 7367 7368 // We would never need to extract libs for forward-locked and external packages, 7369 // since the container service will do it for us. We shouldn't attempt to 7370 // extract libs from system app when it was not updated. 7371 if (pkg.isForwardLocked() || isExternal(pkg) || 7372 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7373 extractLibs = false; 7374 } 7375 7376 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7377 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7378 7379 NativeLibraryHelper.Handle handle = null; 7380 try { 7381 handle = NativeLibraryHelper.Handle.create(scanFile); 7382 // TODO(multiArch): This can be null for apps that didn't go through the 7383 // usual installation process. We can calculate it again, like we 7384 // do during install time. 7385 // 7386 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7387 // unnecessary. 7388 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7389 7390 // Null out the abis so that they can be recalculated. 7391 pkg.applicationInfo.primaryCpuAbi = null; 7392 pkg.applicationInfo.secondaryCpuAbi = null; 7393 if (isMultiArch(pkg.applicationInfo)) { 7394 // Warn if we've set an abiOverride for multi-lib packages.. 7395 // By definition, we need to copy both 32 and 64 bit libraries for 7396 // such packages. 7397 if (pkg.cpuAbiOverride != null 7398 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7399 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7400 } 7401 7402 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7403 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7404 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7405 if (extractLibs) { 7406 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7407 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7408 useIsaSpecificSubdirs); 7409 } else { 7410 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7411 } 7412 } 7413 7414 maybeThrowExceptionForMultiArchCopy( 7415 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7416 7417 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7418 if (extractLibs) { 7419 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7420 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7421 useIsaSpecificSubdirs); 7422 } else { 7423 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7424 } 7425 } 7426 7427 maybeThrowExceptionForMultiArchCopy( 7428 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7429 7430 if (abi64 >= 0) { 7431 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7432 } 7433 7434 if (abi32 >= 0) { 7435 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7436 if (abi64 >= 0) { 7437 pkg.applicationInfo.secondaryCpuAbi = abi; 7438 } else { 7439 pkg.applicationInfo.primaryCpuAbi = abi; 7440 } 7441 } 7442 } else { 7443 String[] abiList = (cpuAbiOverride != null) ? 7444 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7445 7446 // Enable gross and lame hacks for apps that are built with old 7447 // SDK tools. We must scan their APKs for renderscript bitcode and 7448 // not launch them if it's present. Don't bother checking on devices 7449 // that don't have 64 bit support. 7450 boolean needsRenderScriptOverride = false; 7451 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7452 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7453 abiList = Build.SUPPORTED_32_BIT_ABIS; 7454 needsRenderScriptOverride = true; 7455 } 7456 7457 final int copyRet; 7458 if (extractLibs) { 7459 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7460 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7461 } else { 7462 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7463 } 7464 7465 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7466 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7467 "Error unpackaging native libs for app, errorCode=" + copyRet); 7468 } 7469 7470 if (copyRet >= 0) { 7471 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7472 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7473 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7474 } else if (needsRenderScriptOverride) { 7475 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7476 } 7477 } 7478 } catch (IOException ioe) { 7479 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7480 } finally { 7481 IoUtils.closeQuietly(handle); 7482 } 7483 7484 // Now that we've calculated the ABIs and determined if it's an internal app, 7485 // we will go ahead and populate the nativeLibraryPath. 7486 setNativeLibraryPaths(pkg); 7487 } 7488 7489 /** 7490 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7491 * i.e, so that all packages can be run inside a single process if required. 7492 * 7493 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7494 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7495 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7496 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7497 * updating a package that belongs to a shared user. 7498 * 7499 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7500 * adds unnecessary complexity. 7501 */ 7502 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7503 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7504 String requiredInstructionSet = null; 7505 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7506 requiredInstructionSet = VMRuntime.getInstructionSet( 7507 scannedPackage.applicationInfo.primaryCpuAbi); 7508 } 7509 7510 PackageSetting requirer = null; 7511 for (PackageSetting ps : packagesForUser) { 7512 // If packagesForUser contains scannedPackage, we skip it. This will happen 7513 // when scannedPackage is an update of an existing package. Without this check, 7514 // we will never be able to change the ABI of any package belonging to a shared 7515 // user, even if it's compatible with other packages. 7516 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7517 if (ps.primaryCpuAbiString == null) { 7518 continue; 7519 } 7520 7521 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7522 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7523 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7524 // this but there's not much we can do. 7525 String errorMessage = "Instruction set mismatch, " 7526 + ((requirer == null) ? "[caller]" : requirer) 7527 + " requires " + requiredInstructionSet + " whereas " + ps 7528 + " requires " + instructionSet; 7529 Slog.w(TAG, errorMessage); 7530 } 7531 7532 if (requiredInstructionSet == null) { 7533 requiredInstructionSet = instructionSet; 7534 requirer = ps; 7535 } 7536 } 7537 } 7538 7539 if (requiredInstructionSet != null) { 7540 String adjustedAbi; 7541 if (requirer != null) { 7542 // requirer != null implies that either scannedPackage was null or that scannedPackage 7543 // did not require an ABI, in which case we have to adjust scannedPackage to match 7544 // the ABI of the set (which is the same as requirer's ABI) 7545 adjustedAbi = requirer.primaryCpuAbiString; 7546 if (scannedPackage != null) { 7547 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7548 } 7549 } else { 7550 // requirer == null implies that we're updating all ABIs in the set to 7551 // match scannedPackage. 7552 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7553 } 7554 7555 for (PackageSetting ps : packagesForUser) { 7556 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7557 if (ps.primaryCpuAbiString != null) { 7558 continue; 7559 } 7560 7561 ps.primaryCpuAbiString = adjustedAbi; 7562 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7563 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7564 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7565 7566 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7567 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7568 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7569 ps.primaryCpuAbiString = null; 7570 ps.pkg.applicationInfo.primaryCpuAbi = null; 7571 return; 7572 } else { 7573 mInstaller.rmdex(ps.codePathString, 7574 getDexCodeInstructionSet(getPreferredInstructionSet())); 7575 } 7576 } 7577 } 7578 } 7579 } 7580 } 7581 7582 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7583 synchronized (mPackages) { 7584 mResolverReplaced = true; 7585 // Set up information for custom user intent resolution activity. 7586 mResolveActivity.applicationInfo = pkg.applicationInfo; 7587 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7588 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7589 mResolveActivity.processName = pkg.applicationInfo.packageName; 7590 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7591 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7592 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7593 mResolveActivity.theme = 0; 7594 mResolveActivity.exported = true; 7595 mResolveActivity.enabled = true; 7596 mResolveInfo.activityInfo = mResolveActivity; 7597 mResolveInfo.priority = 0; 7598 mResolveInfo.preferredOrder = 0; 7599 mResolveInfo.match = 0; 7600 mResolveComponentName = mCustomResolverComponentName; 7601 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7602 mResolveComponentName); 7603 } 7604 } 7605 7606 private static String calculateBundledApkRoot(final String codePathString) { 7607 final File codePath = new File(codePathString); 7608 final File codeRoot; 7609 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7610 codeRoot = Environment.getRootDirectory(); 7611 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7612 codeRoot = Environment.getOemDirectory(); 7613 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7614 codeRoot = Environment.getVendorDirectory(); 7615 } else { 7616 // Unrecognized code path; take its top real segment as the apk root: 7617 // e.g. /something/app/blah.apk => /something 7618 try { 7619 File f = codePath.getCanonicalFile(); 7620 File parent = f.getParentFile(); // non-null because codePath is a file 7621 File tmp; 7622 while ((tmp = parent.getParentFile()) != null) { 7623 f = parent; 7624 parent = tmp; 7625 } 7626 codeRoot = f; 7627 Slog.w(TAG, "Unrecognized code path " 7628 + codePath + " - using " + codeRoot); 7629 } catch (IOException e) { 7630 // Can't canonicalize the code path -- shenanigans? 7631 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7632 return Environment.getRootDirectory().getPath(); 7633 } 7634 } 7635 return codeRoot.getPath(); 7636 } 7637 7638 /** 7639 * Derive and set the location of native libraries for the given package, 7640 * which varies depending on where and how the package was installed. 7641 */ 7642 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7643 final ApplicationInfo info = pkg.applicationInfo; 7644 final String codePath = pkg.codePath; 7645 final File codeFile = new File(codePath); 7646 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7647 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7648 7649 info.nativeLibraryRootDir = null; 7650 info.nativeLibraryRootRequiresIsa = false; 7651 info.nativeLibraryDir = null; 7652 info.secondaryNativeLibraryDir = null; 7653 7654 if (isApkFile(codeFile)) { 7655 // Monolithic install 7656 if (bundledApp) { 7657 // If "/system/lib64/apkname" exists, assume that is the per-package 7658 // native library directory to use; otherwise use "/system/lib/apkname". 7659 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7660 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7661 getPrimaryInstructionSet(info)); 7662 7663 // This is a bundled system app so choose the path based on the ABI. 7664 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7665 // is just the default path. 7666 final String apkName = deriveCodePathName(codePath); 7667 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7668 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7669 apkName).getAbsolutePath(); 7670 7671 if (info.secondaryCpuAbi != null) { 7672 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7673 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7674 secondaryLibDir, apkName).getAbsolutePath(); 7675 } 7676 } else if (asecApp) { 7677 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7678 .getAbsolutePath(); 7679 } else { 7680 final String apkName = deriveCodePathName(codePath); 7681 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7682 .getAbsolutePath(); 7683 } 7684 7685 info.nativeLibraryRootRequiresIsa = false; 7686 info.nativeLibraryDir = info.nativeLibraryRootDir; 7687 } else { 7688 // Cluster install 7689 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7690 info.nativeLibraryRootRequiresIsa = true; 7691 7692 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7693 getPrimaryInstructionSet(info)).getAbsolutePath(); 7694 7695 if (info.secondaryCpuAbi != null) { 7696 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7697 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7698 } 7699 } 7700 } 7701 7702 /** 7703 * Calculate the abis and roots for a bundled app. These can uniquely 7704 * be determined from the contents of the system partition, i.e whether 7705 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7706 * of this information, and instead assume that the system was built 7707 * sensibly. 7708 */ 7709 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7710 PackageSetting pkgSetting) { 7711 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7712 7713 // If "/system/lib64/apkname" exists, assume that is the per-package 7714 // native library directory to use; otherwise use "/system/lib/apkname". 7715 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7716 setBundledAppAbi(pkg, apkRoot, apkName); 7717 // pkgSetting might be null during rescan following uninstall of updates 7718 // to a bundled app, so accommodate that possibility. The settings in 7719 // that case will be established later from the parsed package. 7720 // 7721 // If the settings aren't null, sync them up with what we've just derived. 7722 // note that apkRoot isn't stored in the package settings. 7723 if (pkgSetting != null) { 7724 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7725 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7726 } 7727 } 7728 7729 /** 7730 * Deduces the ABI of a bundled app and sets the relevant fields on the 7731 * parsed pkg object. 7732 * 7733 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7734 * under which system libraries are installed. 7735 * @param apkName the name of the installed package. 7736 */ 7737 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7738 final File codeFile = new File(pkg.codePath); 7739 7740 final boolean has64BitLibs; 7741 final boolean has32BitLibs; 7742 if (isApkFile(codeFile)) { 7743 // Monolithic install 7744 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7745 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7746 } else { 7747 // Cluster install 7748 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7749 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7750 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7751 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7752 has64BitLibs = (new File(rootDir, isa)).exists(); 7753 } else { 7754 has64BitLibs = false; 7755 } 7756 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7757 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7758 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7759 has32BitLibs = (new File(rootDir, isa)).exists(); 7760 } else { 7761 has32BitLibs = false; 7762 } 7763 } 7764 7765 if (has64BitLibs && !has32BitLibs) { 7766 // The package has 64 bit libs, but not 32 bit libs. Its primary 7767 // ABI should be 64 bit. We can safely assume here that the bundled 7768 // native libraries correspond to the most preferred ABI in the list. 7769 7770 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7771 pkg.applicationInfo.secondaryCpuAbi = null; 7772 } else if (has32BitLibs && !has64BitLibs) { 7773 // The package has 32 bit libs but not 64 bit libs. Its primary 7774 // ABI should be 32 bit. 7775 7776 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7777 pkg.applicationInfo.secondaryCpuAbi = null; 7778 } else if (has32BitLibs && has64BitLibs) { 7779 // The application has both 64 and 32 bit bundled libraries. We check 7780 // here that the app declares multiArch support, and warn if it doesn't. 7781 // 7782 // We will be lenient here and record both ABIs. The primary will be the 7783 // ABI that's higher on the list, i.e, a device that's configured to prefer 7784 // 64 bit apps will see a 64 bit primary ABI, 7785 7786 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7787 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7788 } 7789 7790 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7791 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7792 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7793 } else { 7794 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7795 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7796 } 7797 } else { 7798 pkg.applicationInfo.primaryCpuAbi = null; 7799 pkg.applicationInfo.secondaryCpuAbi = null; 7800 } 7801 } 7802 7803 private void killApplication(String pkgName, int appId, String reason) { 7804 // Request the ActivityManager to kill the process(only for existing packages) 7805 // so that we do not end up in a confused state while the user is still using the older 7806 // version of the application while the new one gets installed. 7807 IActivityManager am = ActivityManagerNative.getDefault(); 7808 if (am != null) { 7809 try { 7810 am.killApplicationWithAppId(pkgName, appId, reason); 7811 } catch (RemoteException e) { 7812 } 7813 } 7814 } 7815 7816 void removePackageLI(PackageSetting ps, boolean chatty) { 7817 if (DEBUG_INSTALL) { 7818 if (chatty) 7819 Log.d(TAG, "Removing package " + ps.name); 7820 } 7821 7822 // writer 7823 synchronized (mPackages) { 7824 mPackages.remove(ps.name); 7825 final PackageParser.Package pkg = ps.pkg; 7826 if (pkg != null) { 7827 cleanPackageDataStructuresLILPw(pkg, chatty); 7828 } 7829 } 7830 } 7831 7832 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7833 if (DEBUG_INSTALL) { 7834 if (chatty) 7835 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7836 } 7837 7838 // writer 7839 synchronized (mPackages) { 7840 mPackages.remove(pkg.applicationInfo.packageName); 7841 cleanPackageDataStructuresLILPw(pkg, chatty); 7842 } 7843 } 7844 7845 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7846 int N = pkg.providers.size(); 7847 StringBuilder r = null; 7848 int i; 7849 for (i=0; i<N; i++) { 7850 PackageParser.Provider p = pkg.providers.get(i); 7851 mProviders.removeProvider(p); 7852 if (p.info.authority == null) { 7853 7854 /* There was another ContentProvider with this authority when 7855 * this app was installed so this authority is null, 7856 * Ignore it as we don't have to unregister the provider. 7857 */ 7858 continue; 7859 } 7860 String names[] = p.info.authority.split(";"); 7861 for (int j = 0; j < names.length; j++) { 7862 if (mProvidersByAuthority.get(names[j]) == p) { 7863 mProvidersByAuthority.remove(names[j]); 7864 if (DEBUG_REMOVE) { 7865 if (chatty) 7866 Log.d(TAG, "Unregistered content provider: " + names[j] 7867 + ", className = " + p.info.name + ", isSyncable = " 7868 + p.info.isSyncable); 7869 } 7870 } 7871 } 7872 if (DEBUG_REMOVE && chatty) { 7873 if (r == null) { 7874 r = new StringBuilder(256); 7875 } else { 7876 r.append(' '); 7877 } 7878 r.append(p.info.name); 7879 } 7880 } 7881 if (r != null) { 7882 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7883 } 7884 7885 N = pkg.services.size(); 7886 r = null; 7887 for (i=0; i<N; i++) { 7888 PackageParser.Service s = pkg.services.get(i); 7889 mServices.removeService(s); 7890 if (chatty) { 7891 if (r == null) { 7892 r = new StringBuilder(256); 7893 } else { 7894 r.append(' '); 7895 } 7896 r.append(s.info.name); 7897 } 7898 } 7899 if (r != null) { 7900 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7901 } 7902 7903 N = pkg.receivers.size(); 7904 r = null; 7905 for (i=0; i<N; i++) { 7906 PackageParser.Activity a = pkg.receivers.get(i); 7907 mReceivers.removeActivity(a, "receiver"); 7908 if (DEBUG_REMOVE && chatty) { 7909 if (r == null) { 7910 r = new StringBuilder(256); 7911 } else { 7912 r.append(' '); 7913 } 7914 r.append(a.info.name); 7915 } 7916 } 7917 if (r != null) { 7918 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7919 } 7920 7921 N = pkg.activities.size(); 7922 r = null; 7923 for (i=0; i<N; i++) { 7924 PackageParser.Activity a = pkg.activities.get(i); 7925 mActivities.removeActivity(a, "activity"); 7926 if (DEBUG_REMOVE && chatty) { 7927 if (r == null) { 7928 r = new StringBuilder(256); 7929 } else { 7930 r.append(' '); 7931 } 7932 r.append(a.info.name); 7933 } 7934 } 7935 if (r != null) { 7936 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7937 } 7938 7939 N = pkg.permissions.size(); 7940 r = null; 7941 for (i=0; i<N; i++) { 7942 PackageParser.Permission p = pkg.permissions.get(i); 7943 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7944 if (bp == null) { 7945 bp = mSettings.mPermissionTrees.get(p.info.name); 7946 } 7947 if (bp != null && bp.perm == p) { 7948 bp.perm = null; 7949 if (DEBUG_REMOVE && chatty) { 7950 if (r == null) { 7951 r = new StringBuilder(256); 7952 } else { 7953 r.append(' '); 7954 } 7955 r.append(p.info.name); 7956 } 7957 } 7958 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7959 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7960 if (appOpPerms != null) { 7961 appOpPerms.remove(pkg.packageName); 7962 } 7963 } 7964 } 7965 if (r != null) { 7966 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7967 } 7968 7969 N = pkg.requestedPermissions.size(); 7970 r = null; 7971 for (i=0; i<N; i++) { 7972 String perm = pkg.requestedPermissions.get(i); 7973 BasePermission bp = mSettings.mPermissions.get(perm); 7974 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7975 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7976 if (appOpPerms != null) { 7977 appOpPerms.remove(pkg.packageName); 7978 if (appOpPerms.isEmpty()) { 7979 mAppOpPermissionPackages.remove(perm); 7980 } 7981 } 7982 } 7983 } 7984 if (r != null) { 7985 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7986 } 7987 7988 N = pkg.instrumentation.size(); 7989 r = null; 7990 for (i=0; i<N; i++) { 7991 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7992 mInstrumentation.remove(a.getComponentName()); 7993 if (DEBUG_REMOVE && chatty) { 7994 if (r == null) { 7995 r = new StringBuilder(256); 7996 } else { 7997 r.append(' '); 7998 } 7999 r.append(a.info.name); 8000 } 8001 } 8002 if (r != null) { 8003 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8004 } 8005 8006 r = null; 8007 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8008 // Only system apps can hold shared libraries. 8009 if (pkg.libraryNames != null) { 8010 for (i=0; i<pkg.libraryNames.size(); i++) { 8011 String name = pkg.libraryNames.get(i); 8012 SharedLibraryEntry cur = mSharedLibraries.get(name); 8013 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8014 mSharedLibraries.remove(name); 8015 if (DEBUG_REMOVE && chatty) { 8016 if (r == null) { 8017 r = new StringBuilder(256); 8018 } else { 8019 r.append(' '); 8020 } 8021 r.append(name); 8022 } 8023 } 8024 } 8025 } 8026 } 8027 if (r != null) { 8028 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8029 } 8030 } 8031 8032 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8033 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8034 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8035 return true; 8036 } 8037 } 8038 return false; 8039 } 8040 8041 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8042 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8043 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8044 8045 private void updatePermissionsLPw(String changingPkg, 8046 PackageParser.Package pkgInfo, int flags) { 8047 // Make sure there are no dangling permission trees. 8048 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8049 while (it.hasNext()) { 8050 final BasePermission bp = it.next(); 8051 if (bp.packageSetting == null) { 8052 // We may not yet have parsed the package, so just see if 8053 // we still know about its settings. 8054 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8055 } 8056 if (bp.packageSetting == null) { 8057 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8058 + " from package " + bp.sourcePackage); 8059 it.remove(); 8060 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8061 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8062 Slog.i(TAG, "Removing old permission tree: " + bp.name 8063 + " from package " + bp.sourcePackage); 8064 flags |= UPDATE_PERMISSIONS_ALL; 8065 it.remove(); 8066 } 8067 } 8068 } 8069 8070 // Make sure all dynamic permissions have been assigned to a package, 8071 // and make sure there are no dangling permissions. 8072 it = mSettings.mPermissions.values().iterator(); 8073 while (it.hasNext()) { 8074 final BasePermission bp = it.next(); 8075 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8076 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8077 + bp.name + " pkg=" + bp.sourcePackage 8078 + " info=" + bp.pendingInfo); 8079 if (bp.packageSetting == null && bp.pendingInfo != null) { 8080 final BasePermission tree = findPermissionTreeLP(bp.name); 8081 if (tree != null && tree.perm != null) { 8082 bp.packageSetting = tree.packageSetting; 8083 bp.perm = new PackageParser.Permission(tree.perm.owner, 8084 new PermissionInfo(bp.pendingInfo)); 8085 bp.perm.info.packageName = tree.perm.info.packageName; 8086 bp.perm.info.name = bp.name; 8087 bp.uid = tree.uid; 8088 } 8089 } 8090 } 8091 if (bp.packageSetting == null) { 8092 // We may not yet have parsed the package, so just see if 8093 // we still know about its settings. 8094 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8095 } 8096 if (bp.packageSetting == null) { 8097 Slog.w(TAG, "Removing dangling permission: " + bp.name 8098 + " from package " + bp.sourcePackage); 8099 it.remove(); 8100 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8101 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8102 Slog.i(TAG, "Removing old permission: " + bp.name 8103 + " from package " + bp.sourcePackage); 8104 flags |= UPDATE_PERMISSIONS_ALL; 8105 it.remove(); 8106 } 8107 } 8108 } 8109 8110 // Now update the permissions for all packages, in particular 8111 // replace the granted permissions of the system packages. 8112 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8113 for (PackageParser.Package pkg : mPackages.values()) { 8114 if (pkg != pkgInfo) { 8115 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8116 changingPkg); 8117 } 8118 } 8119 } 8120 8121 if (pkgInfo != null) { 8122 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8123 } 8124 } 8125 8126 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8127 String packageOfInterest) { 8128 // IMPORTANT: There are two types of permissions: install and runtime. 8129 // Install time permissions are granted when the app is installed to 8130 // all device users and users added in the future. Runtime permissions 8131 // are granted at runtime explicitly to specific users. Normal and signature 8132 // protected permissions are install time permissions. Dangerous permissions 8133 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8134 // otherwise they are runtime permissions. This function does not manage 8135 // runtime permissions except for the case an app targeting Lollipop MR1 8136 // being upgraded to target a newer SDK, in which case dangerous permissions 8137 // are transformed from install time to runtime ones. 8138 8139 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8140 if (ps == null) { 8141 return; 8142 } 8143 8144 PermissionsState permissionsState = ps.getPermissionsState(); 8145 PermissionsState origPermissions = permissionsState; 8146 8147 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8148 8149 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8150 8151 boolean changedInstallPermission = false; 8152 8153 if (replace) { 8154 ps.installPermissionsFixed = false; 8155 if (!ps.isSharedUser()) { 8156 origPermissions = new PermissionsState(permissionsState); 8157 permissionsState.reset(); 8158 } 8159 } 8160 8161 permissionsState.setGlobalGids(mGlobalGids); 8162 8163 final int N = pkg.requestedPermissions.size(); 8164 for (int i=0; i<N; i++) { 8165 final String name = pkg.requestedPermissions.get(i); 8166 final BasePermission bp = mSettings.mPermissions.get(name); 8167 8168 if (DEBUG_INSTALL) { 8169 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8170 } 8171 8172 if (bp == null || bp.packageSetting == null) { 8173 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8174 Slog.w(TAG, "Unknown permission " + name 8175 + " in package " + pkg.packageName); 8176 } 8177 continue; 8178 } 8179 8180 final String perm = bp.name; 8181 boolean allowedSig = false; 8182 int grant = GRANT_DENIED; 8183 8184 // Keep track of app op permissions. 8185 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8186 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8187 if (pkgs == null) { 8188 pkgs = new ArraySet<>(); 8189 mAppOpPermissionPackages.put(bp.name, pkgs); 8190 } 8191 pkgs.add(pkg.packageName); 8192 } 8193 8194 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8195 switch (level) { 8196 case PermissionInfo.PROTECTION_NORMAL: { 8197 // For all apps normal permissions are install time ones. 8198 grant = GRANT_INSTALL; 8199 } break; 8200 8201 case PermissionInfo.PROTECTION_DANGEROUS: { 8202 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8203 // For legacy apps dangerous permissions are install time ones. 8204 grant = GRANT_INSTALL_LEGACY; 8205 } else if (origPermissions.hasInstallPermission(bp.name)) { 8206 // For legacy apps that became modern, install becomes runtime. 8207 grant = GRANT_UPGRADE; 8208 } else { 8209 // For modern apps keep runtime permissions unchanged. 8210 grant = GRANT_RUNTIME; 8211 } 8212 } break; 8213 8214 case PermissionInfo.PROTECTION_SIGNATURE: { 8215 // For all apps signature permissions are install time ones. 8216 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8217 if (allowedSig) { 8218 grant = GRANT_INSTALL; 8219 } 8220 } break; 8221 } 8222 8223 if (DEBUG_INSTALL) { 8224 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8225 } 8226 8227 if (grant != GRANT_DENIED) { 8228 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8229 // If this is an existing, non-system package, then 8230 // we can't add any new permissions to it. 8231 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8232 // Except... if this is a permission that was added 8233 // to the platform (note: need to only do this when 8234 // updating the platform). 8235 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8236 grant = GRANT_DENIED; 8237 } 8238 } 8239 } 8240 8241 switch (grant) { 8242 case GRANT_INSTALL: { 8243 // Revoke this as runtime permission to handle the case of 8244 // a runtime permission being downgraded to an install one. 8245 for (int userId : UserManagerService.getInstance().getUserIds()) { 8246 if (origPermissions.getRuntimePermissionState( 8247 bp.name, userId) != null) { 8248 // Revoke the runtime permission and clear the flags. 8249 origPermissions.revokeRuntimePermission(bp, userId); 8250 origPermissions.updatePermissionFlags(bp, userId, 8251 PackageManager.MASK_PERMISSION_FLAGS, 0); 8252 // If we revoked a permission permission, we have to write. 8253 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8254 changedRuntimePermissionUserIds, userId); 8255 } 8256 } 8257 // Grant an install permission. 8258 if (permissionsState.grantInstallPermission(bp) != 8259 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8260 changedInstallPermission = true; 8261 } 8262 } break; 8263 8264 case GRANT_INSTALL_LEGACY: { 8265 // Grant an install permission. 8266 if (permissionsState.grantInstallPermission(bp) != 8267 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8268 changedInstallPermission = true; 8269 } 8270 } break; 8271 8272 case GRANT_RUNTIME: { 8273 // Grant previously granted runtime permissions. 8274 for (int userId : UserManagerService.getInstance().getUserIds()) { 8275 PermissionState permissionState = origPermissions 8276 .getRuntimePermissionState(bp.name, userId); 8277 final int flags = permissionState != null 8278 ? permissionState.getFlags() : 0; 8279 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8280 if (permissionsState.grantRuntimePermission(bp, userId) == 8281 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8282 // If we cannot put the permission as it was, we have to write. 8283 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8284 changedRuntimePermissionUserIds, userId); 8285 } 8286 } 8287 // Propagate the permission flags. 8288 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8289 } 8290 } break; 8291 8292 case GRANT_UPGRADE: { 8293 // Grant runtime permissions for a previously held install permission. 8294 PermissionState permissionState = origPermissions 8295 .getInstallPermissionState(bp.name); 8296 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8297 8298 if (origPermissions.revokeInstallPermission(bp) 8299 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8300 // We will be transferring the permission flags, so clear them. 8301 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8302 PackageManager.MASK_PERMISSION_FLAGS, 0); 8303 changedInstallPermission = true; 8304 } 8305 8306 // If the permission is not to be promoted to runtime we ignore it and 8307 // also its other flags as they are not applicable to install permissions. 8308 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8309 for (int userId : currentUserIds) { 8310 if (permissionsState.grantRuntimePermission(bp, userId) != 8311 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8312 // Transfer the permission flags. 8313 permissionsState.updatePermissionFlags(bp, userId, 8314 flags, flags); 8315 // If we granted the permission, we have to write. 8316 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8317 changedRuntimePermissionUserIds, userId); 8318 } 8319 } 8320 } 8321 } break; 8322 8323 default: { 8324 if (packageOfInterest == null 8325 || packageOfInterest.equals(pkg.packageName)) { 8326 Slog.w(TAG, "Not granting permission " + perm 8327 + " to package " + pkg.packageName 8328 + " because it was previously installed without"); 8329 } 8330 } break; 8331 } 8332 } else { 8333 if (permissionsState.revokeInstallPermission(bp) != 8334 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8335 // Also drop the permission flags. 8336 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8337 PackageManager.MASK_PERMISSION_FLAGS, 0); 8338 changedInstallPermission = true; 8339 Slog.i(TAG, "Un-granting permission " + perm 8340 + " from package " + pkg.packageName 8341 + " (protectionLevel=" + bp.protectionLevel 8342 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8343 + ")"); 8344 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8345 // Don't print warning for app op permissions, since it is fine for them 8346 // not to be granted, there is a UI for the user to decide. 8347 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8348 Slog.w(TAG, "Not granting permission " + perm 8349 + " to package " + pkg.packageName 8350 + " (protectionLevel=" + bp.protectionLevel 8351 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8352 + ")"); 8353 } 8354 } 8355 } 8356 } 8357 8358 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8359 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8360 // This is the first that we have heard about this package, so the 8361 // permissions we have now selected are fixed until explicitly 8362 // changed. 8363 ps.installPermissionsFixed = true; 8364 } 8365 8366 // Persist the runtime permissions state for users with changes. 8367 for (int userId : changedRuntimePermissionUserIds) { 8368 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8369 } 8370 } 8371 8372 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8373 boolean allowed = false; 8374 final int NP = PackageParser.NEW_PERMISSIONS.length; 8375 for (int ip=0; ip<NP; ip++) { 8376 final PackageParser.NewPermissionInfo npi 8377 = PackageParser.NEW_PERMISSIONS[ip]; 8378 if (npi.name.equals(perm) 8379 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8380 allowed = true; 8381 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8382 + pkg.packageName); 8383 break; 8384 } 8385 } 8386 return allowed; 8387 } 8388 8389 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8390 BasePermission bp, PermissionsState origPermissions) { 8391 boolean allowed; 8392 allowed = (compareSignatures( 8393 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8394 == PackageManager.SIGNATURE_MATCH) 8395 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8396 == PackageManager.SIGNATURE_MATCH); 8397 if (!allowed && (bp.protectionLevel 8398 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8399 if (isSystemApp(pkg)) { 8400 // For updated system applications, a system permission 8401 // is granted only if it had been defined by the original application. 8402 if (pkg.isUpdatedSystemApp()) { 8403 final PackageSetting sysPs = mSettings 8404 .getDisabledSystemPkgLPr(pkg.packageName); 8405 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8406 // If the original was granted this permission, we take 8407 // that grant decision as read and propagate it to the 8408 // update. 8409 if (sysPs.isPrivileged()) { 8410 allowed = true; 8411 } 8412 } else { 8413 // The system apk may have been updated with an older 8414 // version of the one on the data partition, but which 8415 // granted a new system permission that it didn't have 8416 // before. In this case we do want to allow the app to 8417 // now get the new permission if the ancestral apk is 8418 // privileged to get it. 8419 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8420 for (int j=0; 8421 j<sysPs.pkg.requestedPermissions.size(); j++) { 8422 if (perm.equals( 8423 sysPs.pkg.requestedPermissions.get(j))) { 8424 allowed = true; 8425 break; 8426 } 8427 } 8428 } 8429 } 8430 } else { 8431 allowed = isPrivilegedApp(pkg); 8432 } 8433 } 8434 } 8435 if (!allowed && (bp.protectionLevel 8436 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8437 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8438 // If this was a previously normal/dangerous permission that got moved 8439 // to a system permission as part of the runtime permission redesign, then 8440 // we still want to blindly grant it to old apps. 8441 allowed = true; 8442 } 8443 if (!allowed && (bp.protectionLevel 8444 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8445 // For development permissions, a development permission 8446 // is granted only if it was already granted. 8447 allowed = origPermissions.hasInstallPermission(perm); 8448 } 8449 return allowed; 8450 } 8451 8452 final class ActivityIntentResolver 8453 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8454 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8455 boolean defaultOnly, int userId) { 8456 if (!sUserManager.exists(userId)) return null; 8457 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8458 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8459 } 8460 8461 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8462 int userId) { 8463 if (!sUserManager.exists(userId)) return null; 8464 mFlags = flags; 8465 return super.queryIntent(intent, resolvedType, 8466 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8467 } 8468 8469 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8470 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8471 if (!sUserManager.exists(userId)) return null; 8472 if (packageActivities == null) { 8473 return null; 8474 } 8475 mFlags = flags; 8476 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8477 final int N = packageActivities.size(); 8478 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8479 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8480 8481 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8482 for (int i = 0; i < N; ++i) { 8483 intentFilters = packageActivities.get(i).intents; 8484 if (intentFilters != null && intentFilters.size() > 0) { 8485 PackageParser.ActivityIntentInfo[] array = 8486 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8487 intentFilters.toArray(array); 8488 listCut.add(array); 8489 } 8490 } 8491 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8492 } 8493 8494 public final void addActivity(PackageParser.Activity a, String type) { 8495 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8496 mActivities.put(a.getComponentName(), a); 8497 if (DEBUG_SHOW_INFO) 8498 Log.v( 8499 TAG, " " + type + " " + 8500 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8501 if (DEBUG_SHOW_INFO) 8502 Log.v(TAG, " Class=" + a.info.name); 8503 final int NI = a.intents.size(); 8504 for (int j=0; j<NI; j++) { 8505 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8506 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8507 intent.setPriority(0); 8508 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8509 + a.className + " with priority > 0, forcing to 0"); 8510 } 8511 if (DEBUG_SHOW_INFO) { 8512 Log.v(TAG, " IntentFilter:"); 8513 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8514 } 8515 if (!intent.debugCheck()) { 8516 Log.w(TAG, "==> For Activity " + a.info.name); 8517 } 8518 addFilter(intent); 8519 } 8520 } 8521 8522 public final void removeActivity(PackageParser.Activity a, String type) { 8523 mActivities.remove(a.getComponentName()); 8524 if (DEBUG_SHOW_INFO) { 8525 Log.v(TAG, " " + type + " " 8526 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8527 : a.info.name) + ":"); 8528 Log.v(TAG, " Class=" + a.info.name); 8529 } 8530 final int NI = a.intents.size(); 8531 for (int j=0; j<NI; j++) { 8532 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8533 if (DEBUG_SHOW_INFO) { 8534 Log.v(TAG, " IntentFilter:"); 8535 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8536 } 8537 removeFilter(intent); 8538 } 8539 } 8540 8541 @Override 8542 protected boolean allowFilterResult( 8543 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8544 ActivityInfo filterAi = filter.activity.info; 8545 for (int i=dest.size()-1; i>=0; i--) { 8546 ActivityInfo destAi = dest.get(i).activityInfo; 8547 if (destAi.name == filterAi.name 8548 && destAi.packageName == filterAi.packageName) { 8549 return false; 8550 } 8551 } 8552 return true; 8553 } 8554 8555 @Override 8556 protected ActivityIntentInfo[] newArray(int size) { 8557 return new ActivityIntentInfo[size]; 8558 } 8559 8560 @Override 8561 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8562 if (!sUserManager.exists(userId)) return true; 8563 PackageParser.Package p = filter.activity.owner; 8564 if (p != null) { 8565 PackageSetting ps = (PackageSetting)p.mExtras; 8566 if (ps != null) { 8567 // System apps are never considered stopped for purposes of 8568 // filtering, because there may be no way for the user to 8569 // actually re-launch them. 8570 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8571 && ps.getStopped(userId); 8572 } 8573 } 8574 return false; 8575 } 8576 8577 @Override 8578 protected boolean isPackageForFilter(String packageName, 8579 PackageParser.ActivityIntentInfo info) { 8580 return packageName.equals(info.activity.owner.packageName); 8581 } 8582 8583 @Override 8584 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8585 int match, int userId) { 8586 if (!sUserManager.exists(userId)) return null; 8587 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8588 return null; 8589 } 8590 final PackageParser.Activity activity = info.activity; 8591 if (mSafeMode && (activity.info.applicationInfo.flags 8592 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8593 return null; 8594 } 8595 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8596 if (ps == null) { 8597 return null; 8598 } 8599 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8600 ps.readUserState(userId), userId); 8601 if (ai == null) { 8602 return null; 8603 } 8604 final ResolveInfo res = new ResolveInfo(); 8605 res.activityInfo = ai; 8606 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8607 res.filter = info; 8608 } 8609 if (info != null) { 8610 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8611 } 8612 res.priority = info.getPriority(); 8613 res.preferredOrder = activity.owner.mPreferredOrder; 8614 //System.out.println("Result: " + res.activityInfo.className + 8615 // " = " + res.priority); 8616 res.match = match; 8617 res.isDefault = info.hasDefault; 8618 res.labelRes = info.labelRes; 8619 res.nonLocalizedLabel = info.nonLocalizedLabel; 8620 if (userNeedsBadging(userId)) { 8621 res.noResourceId = true; 8622 } else { 8623 res.icon = info.icon; 8624 } 8625 res.iconResourceId = info.icon; 8626 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8627 return res; 8628 } 8629 8630 @Override 8631 protected void sortResults(List<ResolveInfo> results) { 8632 Collections.sort(results, mResolvePrioritySorter); 8633 } 8634 8635 @Override 8636 protected void dumpFilter(PrintWriter out, String prefix, 8637 PackageParser.ActivityIntentInfo filter) { 8638 out.print(prefix); out.print( 8639 Integer.toHexString(System.identityHashCode(filter.activity))); 8640 out.print(' '); 8641 filter.activity.printComponentShortName(out); 8642 out.print(" filter "); 8643 out.println(Integer.toHexString(System.identityHashCode(filter))); 8644 } 8645 8646 @Override 8647 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8648 return filter.activity; 8649 } 8650 8651 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8652 PackageParser.Activity activity = (PackageParser.Activity)label; 8653 out.print(prefix); out.print( 8654 Integer.toHexString(System.identityHashCode(activity))); 8655 out.print(' '); 8656 activity.printComponentShortName(out); 8657 if (count > 1) { 8658 out.print(" ("); out.print(count); out.print(" filters)"); 8659 } 8660 out.println(); 8661 } 8662 8663// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8664// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8665// final List<ResolveInfo> retList = Lists.newArrayList(); 8666// while (i.hasNext()) { 8667// final ResolveInfo resolveInfo = i.next(); 8668// if (isEnabledLP(resolveInfo.activityInfo)) { 8669// retList.add(resolveInfo); 8670// } 8671// } 8672// return retList; 8673// } 8674 8675 // Keys are String (activity class name), values are Activity. 8676 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8677 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8678 private int mFlags; 8679 } 8680 8681 private final class ServiceIntentResolver 8682 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8683 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8684 boolean defaultOnly, int userId) { 8685 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8686 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8687 } 8688 8689 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8690 int userId) { 8691 if (!sUserManager.exists(userId)) return null; 8692 mFlags = flags; 8693 return super.queryIntent(intent, resolvedType, 8694 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8695 } 8696 8697 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8698 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8699 if (!sUserManager.exists(userId)) return null; 8700 if (packageServices == null) { 8701 return null; 8702 } 8703 mFlags = flags; 8704 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8705 final int N = packageServices.size(); 8706 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8707 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8708 8709 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8710 for (int i = 0; i < N; ++i) { 8711 intentFilters = packageServices.get(i).intents; 8712 if (intentFilters != null && intentFilters.size() > 0) { 8713 PackageParser.ServiceIntentInfo[] array = 8714 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8715 intentFilters.toArray(array); 8716 listCut.add(array); 8717 } 8718 } 8719 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8720 } 8721 8722 public final void addService(PackageParser.Service s) { 8723 mServices.put(s.getComponentName(), s); 8724 if (DEBUG_SHOW_INFO) { 8725 Log.v(TAG, " " 8726 + (s.info.nonLocalizedLabel != null 8727 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8728 Log.v(TAG, " Class=" + s.info.name); 8729 } 8730 final int NI = s.intents.size(); 8731 int j; 8732 for (j=0; j<NI; j++) { 8733 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8734 if (DEBUG_SHOW_INFO) { 8735 Log.v(TAG, " IntentFilter:"); 8736 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8737 } 8738 if (!intent.debugCheck()) { 8739 Log.w(TAG, "==> For Service " + s.info.name); 8740 } 8741 addFilter(intent); 8742 } 8743 } 8744 8745 public final void removeService(PackageParser.Service s) { 8746 mServices.remove(s.getComponentName()); 8747 if (DEBUG_SHOW_INFO) { 8748 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8749 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8750 Log.v(TAG, " Class=" + s.info.name); 8751 } 8752 final int NI = s.intents.size(); 8753 int j; 8754 for (j=0; j<NI; j++) { 8755 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8756 if (DEBUG_SHOW_INFO) { 8757 Log.v(TAG, " IntentFilter:"); 8758 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8759 } 8760 removeFilter(intent); 8761 } 8762 } 8763 8764 @Override 8765 protected boolean allowFilterResult( 8766 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8767 ServiceInfo filterSi = filter.service.info; 8768 for (int i=dest.size()-1; i>=0; i--) { 8769 ServiceInfo destAi = dest.get(i).serviceInfo; 8770 if (destAi.name == filterSi.name 8771 && destAi.packageName == filterSi.packageName) { 8772 return false; 8773 } 8774 } 8775 return true; 8776 } 8777 8778 @Override 8779 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8780 return new PackageParser.ServiceIntentInfo[size]; 8781 } 8782 8783 @Override 8784 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8785 if (!sUserManager.exists(userId)) return true; 8786 PackageParser.Package p = filter.service.owner; 8787 if (p != null) { 8788 PackageSetting ps = (PackageSetting)p.mExtras; 8789 if (ps != null) { 8790 // System apps are never considered stopped for purposes of 8791 // filtering, because there may be no way for the user to 8792 // actually re-launch them. 8793 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8794 && ps.getStopped(userId); 8795 } 8796 } 8797 return false; 8798 } 8799 8800 @Override 8801 protected boolean isPackageForFilter(String packageName, 8802 PackageParser.ServiceIntentInfo info) { 8803 return packageName.equals(info.service.owner.packageName); 8804 } 8805 8806 @Override 8807 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8808 int match, int userId) { 8809 if (!sUserManager.exists(userId)) return null; 8810 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8811 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8812 return null; 8813 } 8814 final PackageParser.Service service = info.service; 8815 if (mSafeMode && (service.info.applicationInfo.flags 8816 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8817 return null; 8818 } 8819 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8820 if (ps == null) { 8821 return null; 8822 } 8823 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8824 ps.readUserState(userId), userId); 8825 if (si == null) { 8826 return null; 8827 } 8828 final ResolveInfo res = new ResolveInfo(); 8829 res.serviceInfo = si; 8830 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8831 res.filter = filter; 8832 } 8833 res.priority = info.getPriority(); 8834 res.preferredOrder = service.owner.mPreferredOrder; 8835 res.match = match; 8836 res.isDefault = info.hasDefault; 8837 res.labelRes = info.labelRes; 8838 res.nonLocalizedLabel = info.nonLocalizedLabel; 8839 res.icon = info.icon; 8840 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8841 return res; 8842 } 8843 8844 @Override 8845 protected void sortResults(List<ResolveInfo> results) { 8846 Collections.sort(results, mResolvePrioritySorter); 8847 } 8848 8849 @Override 8850 protected void dumpFilter(PrintWriter out, String prefix, 8851 PackageParser.ServiceIntentInfo filter) { 8852 out.print(prefix); out.print( 8853 Integer.toHexString(System.identityHashCode(filter.service))); 8854 out.print(' '); 8855 filter.service.printComponentShortName(out); 8856 out.print(" filter "); 8857 out.println(Integer.toHexString(System.identityHashCode(filter))); 8858 } 8859 8860 @Override 8861 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8862 return filter.service; 8863 } 8864 8865 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8866 PackageParser.Service service = (PackageParser.Service)label; 8867 out.print(prefix); out.print( 8868 Integer.toHexString(System.identityHashCode(service))); 8869 out.print(' '); 8870 service.printComponentShortName(out); 8871 if (count > 1) { 8872 out.print(" ("); out.print(count); out.print(" filters)"); 8873 } 8874 out.println(); 8875 } 8876 8877// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8878// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8879// final List<ResolveInfo> retList = Lists.newArrayList(); 8880// while (i.hasNext()) { 8881// final ResolveInfo resolveInfo = (ResolveInfo) i; 8882// if (isEnabledLP(resolveInfo.serviceInfo)) { 8883// retList.add(resolveInfo); 8884// } 8885// } 8886// return retList; 8887// } 8888 8889 // Keys are String (activity class name), values are Activity. 8890 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8891 = new ArrayMap<ComponentName, PackageParser.Service>(); 8892 private int mFlags; 8893 }; 8894 8895 private final class ProviderIntentResolver 8896 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8897 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8898 boolean defaultOnly, int userId) { 8899 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8900 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8901 } 8902 8903 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8904 int userId) { 8905 if (!sUserManager.exists(userId)) 8906 return null; 8907 mFlags = flags; 8908 return super.queryIntent(intent, resolvedType, 8909 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8910 } 8911 8912 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8913 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8914 if (!sUserManager.exists(userId)) 8915 return null; 8916 if (packageProviders == null) { 8917 return null; 8918 } 8919 mFlags = flags; 8920 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8921 final int N = packageProviders.size(); 8922 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8923 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8924 8925 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8926 for (int i = 0; i < N; ++i) { 8927 intentFilters = packageProviders.get(i).intents; 8928 if (intentFilters != null && intentFilters.size() > 0) { 8929 PackageParser.ProviderIntentInfo[] array = 8930 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8931 intentFilters.toArray(array); 8932 listCut.add(array); 8933 } 8934 } 8935 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8936 } 8937 8938 public final void addProvider(PackageParser.Provider p) { 8939 if (mProviders.containsKey(p.getComponentName())) { 8940 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8941 return; 8942 } 8943 8944 mProviders.put(p.getComponentName(), p); 8945 if (DEBUG_SHOW_INFO) { 8946 Log.v(TAG, " " 8947 + (p.info.nonLocalizedLabel != null 8948 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8949 Log.v(TAG, " Class=" + p.info.name); 8950 } 8951 final int NI = p.intents.size(); 8952 int j; 8953 for (j = 0; j < NI; j++) { 8954 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8955 if (DEBUG_SHOW_INFO) { 8956 Log.v(TAG, " IntentFilter:"); 8957 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8958 } 8959 if (!intent.debugCheck()) { 8960 Log.w(TAG, "==> For Provider " + p.info.name); 8961 } 8962 addFilter(intent); 8963 } 8964 } 8965 8966 public final void removeProvider(PackageParser.Provider p) { 8967 mProviders.remove(p.getComponentName()); 8968 if (DEBUG_SHOW_INFO) { 8969 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8970 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8971 Log.v(TAG, " Class=" + p.info.name); 8972 } 8973 final int NI = p.intents.size(); 8974 int j; 8975 for (j = 0; j < NI; j++) { 8976 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8977 if (DEBUG_SHOW_INFO) { 8978 Log.v(TAG, " IntentFilter:"); 8979 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8980 } 8981 removeFilter(intent); 8982 } 8983 } 8984 8985 @Override 8986 protected boolean allowFilterResult( 8987 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8988 ProviderInfo filterPi = filter.provider.info; 8989 for (int i = dest.size() - 1; i >= 0; i--) { 8990 ProviderInfo destPi = dest.get(i).providerInfo; 8991 if (destPi.name == filterPi.name 8992 && destPi.packageName == filterPi.packageName) { 8993 return false; 8994 } 8995 } 8996 return true; 8997 } 8998 8999 @Override 9000 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9001 return new PackageParser.ProviderIntentInfo[size]; 9002 } 9003 9004 @Override 9005 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9006 if (!sUserManager.exists(userId)) 9007 return true; 9008 PackageParser.Package p = filter.provider.owner; 9009 if (p != null) { 9010 PackageSetting ps = (PackageSetting) p.mExtras; 9011 if (ps != null) { 9012 // System apps are never considered stopped for purposes of 9013 // filtering, because there may be no way for the user to 9014 // actually re-launch them. 9015 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9016 && ps.getStopped(userId); 9017 } 9018 } 9019 return false; 9020 } 9021 9022 @Override 9023 protected boolean isPackageForFilter(String packageName, 9024 PackageParser.ProviderIntentInfo info) { 9025 return packageName.equals(info.provider.owner.packageName); 9026 } 9027 9028 @Override 9029 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9030 int match, int userId) { 9031 if (!sUserManager.exists(userId)) 9032 return null; 9033 final PackageParser.ProviderIntentInfo info = filter; 9034 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9035 return null; 9036 } 9037 final PackageParser.Provider provider = info.provider; 9038 if (mSafeMode && (provider.info.applicationInfo.flags 9039 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9040 return null; 9041 } 9042 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9043 if (ps == null) { 9044 return null; 9045 } 9046 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9047 ps.readUserState(userId), userId); 9048 if (pi == null) { 9049 return null; 9050 } 9051 final ResolveInfo res = new ResolveInfo(); 9052 res.providerInfo = pi; 9053 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9054 res.filter = filter; 9055 } 9056 res.priority = info.getPriority(); 9057 res.preferredOrder = provider.owner.mPreferredOrder; 9058 res.match = match; 9059 res.isDefault = info.hasDefault; 9060 res.labelRes = info.labelRes; 9061 res.nonLocalizedLabel = info.nonLocalizedLabel; 9062 res.icon = info.icon; 9063 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9064 return res; 9065 } 9066 9067 @Override 9068 protected void sortResults(List<ResolveInfo> results) { 9069 Collections.sort(results, mResolvePrioritySorter); 9070 } 9071 9072 @Override 9073 protected void dumpFilter(PrintWriter out, String prefix, 9074 PackageParser.ProviderIntentInfo filter) { 9075 out.print(prefix); 9076 out.print( 9077 Integer.toHexString(System.identityHashCode(filter.provider))); 9078 out.print(' '); 9079 filter.provider.printComponentShortName(out); 9080 out.print(" filter "); 9081 out.println(Integer.toHexString(System.identityHashCode(filter))); 9082 } 9083 9084 @Override 9085 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9086 return filter.provider; 9087 } 9088 9089 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9090 PackageParser.Provider provider = (PackageParser.Provider)label; 9091 out.print(prefix); out.print( 9092 Integer.toHexString(System.identityHashCode(provider))); 9093 out.print(' '); 9094 provider.printComponentShortName(out); 9095 if (count > 1) { 9096 out.print(" ("); out.print(count); out.print(" filters)"); 9097 } 9098 out.println(); 9099 } 9100 9101 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9102 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9103 private int mFlags; 9104 }; 9105 9106 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9107 new Comparator<ResolveInfo>() { 9108 public int compare(ResolveInfo r1, ResolveInfo r2) { 9109 int v1 = r1.priority; 9110 int v2 = r2.priority; 9111 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9112 if (v1 != v2) { 9113 return (v1 > v2) ? -1 : 1; 9114 } 9115 v1 = r1.preferredOrder; 9116 v2 = r2.preferredOrder; 9117 if (v1 != v2) { 9118 return (v1 > v2) ? -1 : 1; 9119 } 9120 if (r1.isDefault != r2.isDefault) { 9121 return r1.isDefault ? -1 : 1; 9122 } 9123 v1 = r1.match; 9124 v2 = r2.match; 9125 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9126 if (v1 != v2) { 9127 return (v1 > v2) ? -1 : 1; 9128 } 9129 if (r1.system != r2.system) { 9130 return r1.system ? -1 : 1; 9131 } 9132 return 0; 9133 } 9134 }; 9135 9136 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9137 new Comparator<ProviderInfo>() { 9138 public int compare(ProviderInfo p1, ProviderInfo p2) { 9139 final int v1 = p1.initOrder; 9140 final int v2 = p2.initOrder; 9141 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9142 } 9143 }; 9144 9145 final void sendPackageBroadcast(final String action, final String pkg, 9146 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9147 final int[] userIds) { 9148 mHandler.post(new Runnable() { 9149 @Override 9150 public void run() { 9151 try { 9152 final IActivityManager am = ActivityManagerNative.getDefault(); 9153 if (am == null) return; 9154 final int[] resolvedUserIds; 9155 if (userIds == null) { 9156 resolvedUserIds = am.getRunningUserIds(); 9157 } else { 9158 resolvedUserIds = userIds; 9159 } 9160 for (int id : resolvedUserIds) { 9161 final Intent intent = new Intent(action, 9162 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9163 if (extras != null) { 9164 intent.putExtras(extras); 9165 } 9166 if (targetPkg != null) { 9167 intent.setPackage(targetPkg); 9168 } 9169 // Modify the UID when posting to other users 9170 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9171 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9172 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9173 intent.putExtra(Intent.EXTRA_UID, uid); 9174 } 9175 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9176 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9177 if (DEBUG_BROADCASTS) { 9178 RuntimeException here = new RuntimeException("here"); 9179 here.fillInStackTrace(); 9180 Slog.d(TAG, "Sending to user " + id + ": " 9181 + intent.toShortString(false, true, false, false) 9182 + " " + intent.getExtras(), here); 9183 } 9184 am.broadcastIntent(null, intent, null, finishedReceiver, 9185 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9186 null, finishedReceiver != null, false, id); 9187 } 9188 } catch (RemoteException ex) { 9189 } 9190 } 9191 }); 9192 } 9193 9194 /** 9195 * Check if the external storage media is available. This is true if there 9196 * is a mounted external storage medium or if the external storage is 9197 * emulated. 9198 */ 9199 private boolean isExternalMediaAvailable() { 9200 return mMediaMounted || Environment.isExternalStorageEmulated(); 9201 } 9202 9203 @Override 9204 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9205 // writer 9206 synchronized (mPackages) { 9207 if (!isExternalMediaAvailable()) { 9208 // If the external storage is no longer mounted at this point, 9209 // the caller may not have been able to delete all of this 9210 // packages files and can not delete any more. Bail. 9211 return null; 9212 } 9213 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9214 if (lastPackage != null) { 9215 pkgs.remove(lastPackage); 9216 } 9217 if (pkgs.size() > 0) { 9218 return pkgs.get(0); 9219 } 9220 } 9221 return null; 9222 } 9223 9224 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9225 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9226 userId, andCode ? 1 : 0, packageName); 9227 if (mSystemReady) { 9228 msg.sendToTarget(); 9229 } else { 9230 if (mPostSystemReadyMessages == null) { 9231 mPostSystemReadyMessages = new ArrayList<>(); 9232 } 9233 mPostSystemReadyMessages.add(msg); 9234 } 9235 } 9236 9237 void startCleaningPackages() { 9238 // reader 9239 synchronized (mPackages) { 9240 if (!isExternalMediaAvailable()) { 9241 return; 9242 } 9243 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9244 return; 9245 } 9246 } 9247 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9248 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9249 IActivityManager am = ActivityManagerNative.getDefault(); 9250 if (am != null) { 9251 try { 9252 am.startService(null, intent, null, mContext.getOpPackageName(), 9253 UserHandle.USER_OWNER); 9254 } catch (RemoteException e) { 9255 } 9256 } 9257 } 9258 9259 @Override 9260 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9261 int installFlags, String installerPackageName, VerificationParams verificationParams, 9262 String packageAbiOverride) { 9263 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9264 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9265 } 9266 9267 @Override 9268 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9269 int installFlags, String installerPackageName, VerificationParams verificationParams, 9270 String packageAbiOverride, int userId) { 9271 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9272 9273 final int callingUid = Binder.getCallingUid(); 9274 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9275 9276 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9277 try { 9278 if (observer != null) { 9279 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9280 } 9281 } catch (RemoteException re) { 9282 } 9283 return; 9284 } 9285 9286 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9287 installFlags |= PackageManager.INSTALL_FROM_ADB; 9288 9289 } else { 9290 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9291 // about installerPackageName. 9292 9293 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9294 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9295 } 9296 9297 UserHandle user; 9298 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9299 user = UserHandle.ALL; 9300 } else { 9301 user = new UserHandle(userId); 9302 } 9303 9304 // Only system components can circumvent runtime permissions when installing. 9305 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9306 && mContext.checkCallingOrSelfPermission(Manifest.permission 9307 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9308 throw new SecurityException("You need the " 9309 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9310 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9311 } 9312 9313 verificationParams.setInstallerUid(callingUid); 9314 9315 final File originFile = new File(originPath); 9316 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9317 9318 final Message msg = mHandler.obtainMessage(INIT_COPY); 9319 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9320 null, verificationParams, user, packageAbiOverride); 9321 mHandler.sendMessage(msg); 9322 } 9323 9324 void installStage(String packageName, File stagedDir, String stagedCid, 9325 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9326 String installerPackageName, int installerUid, UserHandle user) { 9327 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9328 params.referrerUri, installerUid, null); 9329 verifParams.setInstallerUid(installerUid); 9330 9331 final OriginInfo origin; 9332 if (stagedDir != null) { 9333 origin = OriginInfo.fromStagedFile(stagedDir); 9334 } else { 9335 origin = OriginInfo.fromStagedContainer(stagedCid); 9336 } 9337 9338 final Message msg = mHandler.obtainMessage(INIT_COPY); 9339 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9340 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9341 mHandler.sendMessage(msg); 9342 } 9343 9344 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9345 Bundle extras = new Bundle(1); 9346 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9347 9348 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9349 packageName, extras, null, null, new int[] {userId}); 9350 try { 9351 IActivityManager am = ActivityManagerNative.getDefault(); 9352 final boolean isSystem = 9353 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9354 if (isSystem && am.isUserRunning(userId, false)) { 9355 // The just-installed/enabled app is bundled on the system, so presumed 9356 // to be able to run automatically without needing an explicit launch. 9357 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9358 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9359 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9360 .setPackage(packageName); 9361 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9362 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9363 } 9364 } catch (RemoteException e) { 9365 // shouldn't happen 9366 Slog.w(TAG, "Unable to bootstrap installed package", e); 9367 } 9368 } 9369 9370 @Override 9371 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9372 int userId) { 9373 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9374 PackageSetting pkgSetting; 9375 final int uid = Binder.getCallingUid(); 9376 enforceCrossUserPermission(uid, userId, true, true, 9377 "setApplicationHiddenSetting for user " + userId); 9378 9379 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9380 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9381 return false; 9382 } 9383 9384 long callingId = Binder.clearCallingIdentity(); 9385 try { 9386 boolean sendAdded = false; 9387 boolean sendRemoved = false; 9388 // writer 9389 synchronized (mPackages) { 9390 pkgSetting = mSettings.mPackages.get(packageName); 9391 if (pkgSetting == null) { 9392 return false; 9393 } 9394 if (pkgSetting.getHidden(userId) != hidden) { 9395 pkgSetting.setHidden(hidden, userId); 9396 mSettings.writePackageRestrictionsLPr(userId); 9397 if (hidden) { 9398 sendRemoved = true; 9399 } else { 9400 sendAdded = true; 9401 } 9402 } 9403 } 9404 if (sendAdded) { 9405 sendPackageAddedForUser(packageName, pkgSetting, userId); 9406 return true; 9407 } 9408 if (sendRemoved) { 9409 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9410 "hiding pkg"); 9411 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9412 } 9413 } finally { 9414 Binder.restoreCallingIdentity(callingId); 9415 } 9416 return false; 9417 } 9418 9419 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9420 int userId) { 9421 final PackageRemovedInfo info = new PackageRemovedInfo(); 9422 info.removedPackage = packageName; 9423 info.removedUsers = new int[] {userId}; 9424 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9425 info.sendBroadcast(false, false, false); 9426 } 9427 9428 /** 9429 * Returns true if application is not found or there was an error. Otherwise it returns 9430 * the hidden state of the package for the given user. 9431 */ 9432 @Override 9433 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9434 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9435 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9436 false, "getApplicationHidden for user " + userId); 9437 PackageSetting pkgSetting; 9438 long callingId = Binder.clearCallingIdentity(); 9439 try { 9440 // writer 9441 synchronized (mPackages) { 9442 pkgSetting = mSettings.mPackages.get(packageName); 9443 if (pkgSetting == null) { 9444 return true; 9445 } 9446 return pkgSetting.getHidden(userId); 9447 } 9448 } finally { 9449 Binder.restoreCallingIdentity(callingId); 9450 } 9451 } 9452 9453 /** 9454 * @hide 9455 */ 9456 @Override 9457 public int installExistingPackageAsUser(String packageName, int userId) { 9458 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9459 null); 9460 PackageSetting pkgSetting; 9461 final int uid = Binder.getCallingUid(); 9462 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9463 + userId); 9464 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9465 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9466 } 9467 9468 long callingId = Binder.clearCallingIdentity(); 9469 try { 9470 boolean sendAdded = false; 9471 9472 // writer 9473 synchronized (mPackages) { 9474 pkgSetting = mSettings.mPackages.get(packageName); 9475 if (pkgSetting == null) { 9476 return PackageManager.INSTALL_FAILED_INVALID_URI; 9477 } 9478 if (!pkgSetting.getInstalled(userId)) { 9479 pkgSetting.setInstalled(true, userId); 9480 pkgSetting.setHidden(false, userId); 9481 mSettings.writePackageRestrictionsLPr(userId); 9482 sendAdded = true; 9483 } 9484 } 9485 9486 if (sendAdded) { 9487 sendPackageAddedForUser(packageName, pkgSetting, userId); 9488 } 9489 } finally { 9490 Binder.restoreCallingIdentity(callingId); 9491 } 9492 9493 return PackageManager.INSTALL_SUCCEEDED; 9494 } 9495 9496 boolean isUserRestricted(int userId, String restrictionKey) { 9497 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9498 if (restrictions.getBoolean(restrictionKey, false)) { 9499 Log.w(TAG, "User is restricted: " + restrictionKey); 9500 return true; 9501 } 9502 return false; 9503 } 9504 9505 @Override 9506 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9507 mContext.enforceCallingOrSelfPermission( 9508 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9509 "Only package verification agents can verify applications"); 9510 9511 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9512 final PackageVerificationResponse response = new PackageVerificationResponse( 9513 verificationCode, Binder.getCallingUid()); 9514 msg.arg1 = id; 9515 msg.obj = response; 9516 mHandler.sendMessage(msg); 9517 } 9518 9519 @Override 9520 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9521 long millisecondsToDelay) { 9522 mContext.enforceCallingOrSelfPermission( 9523 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9524 "Only package verification agents can extend verification timeouts"); 9525 9526 final PackageVerificationState state = mPendingVerification.get(id); 9527 final PackageVerificationResponse response = new PackageVerificationResponse( 9528 verificationCodeAtTimeout, Binder.getCallingUid()); 9529 9530 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9531 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9532 } 9533 if (millisecondsToDelay < 0) { 9534 millisecondsToDelay = 0; 9535 } 9536 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9537 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9538 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9539 } 9540 9541 if ((state != null) && !state.timeoutExtended()) { 9542 state.extendTimeout(); 9543 9544 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9545 msg.arg1 = id; 9546 msg.obj = response; 9547 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9548 } 9549 } 9550 9551 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9552 int verificationCode, UserHandle user) { 9553 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9554 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9555 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9556 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9557 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9558 9559 mContext.sendBroadcastAsUser(intent, user, 9560 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9561 } 9562 9563 private ComponentName matchComponentForVerifier(String packageName, 9564 List<ResolveInfo> receivers) { 9565 ActivityInfo targetReceiver = null; 9566 9567 final int NR = receivers.size(); 9568 for (int i = 0; i < NR; i++) { 9569 final ResolveInfo info = receivers.get(i); 9570 if (info.activityInfo == null) { 9571 continue; 9572 } 9573 9574 if (packageName.equals(info.activityInfo.packageName)) { 9575 targetReceiver = info.activityInfo; 9576 break; 9577 } 9578 } 9579 9580 if (targetReceiver == null) { 9581 return null; 9582 } 9583 9584 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9585 } 9586 9587 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9588 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9589 if (pkgInfo.verifiers.length == 0) { 9590 return null; 9591 } 9592 9593 final int N = pkgInfo.verifiers.length; 9594 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9595 for (int i = 0; i < N; i++) { 9596 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9597 9598 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9599 receivers); 9600 if (comp == null) { 9601 continue; 9602 } 9603 9604 final int verifierUid = getUidForVerifier(verifierInfo); 9605 if (verifierUid == -1) { 9606 continue; 9607 } 9608 9609 if (DEBUG_VERIFY) { 9610 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9611 + " with the correct signature"); 9612 } 9613 sufficientVerifiers.add(comp); 9614 verificationState.addSufficientVerifier(verifierUid); 9615 } 9616 9617 return sufficientVerifiers; 9618 } 9619 9620 private int getUidForVerifier(VerifierInfo verifierInfo) { 9621 synchronized (mPackages) { 9622 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9623 if (pkg == null) { 9624 return -1; 9625 } else if (pkg.mSignatures.length != 1) { 9626 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9627 + " has more than one signature; ignoring"); 9628 return -1; 9629 } 9630 9631 /* 9632 * If the public key of the package's signature does not match 9633 * our expected public key, then this is a different package and 9634 * we should skip. 9635 */ 9636 9637 final byte[] expectedPublicKey; 9638 try { 9639 final Signature verifierSig = pkg.mSignatures[0]; 9640 final PublicKey publicKey = verifierSig.getPublicKey(); 9641 expectedPublicKey = publicKey.getEncoded(); 9642 } catch (CertificateException e) { 9643 return -1; 9644 } 9645 9646 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9647 9648 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9649 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9650 + " does not have the expected public key; ignoring"); 9651 return -1; 9652 } 9653 9654 return pkg.applicationInfo.uid; 9655 } 9656 } 9657 9658 @Override 9659 public void finishPackageInstall(int token) { 9660 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9661 9662 if (DEBUG_INSTALL) { 9663 Slog.v(TAG, "BM finishing package install for " + token); 9664 } 9665 9666 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9667 mHandler.sendMessage(msg); 9668 } 9669 9670 /** 9671 * Get the verification agent timeout. 9672 * 9673 * @return verification timeout in milliseconds 9674 */ 9675 private long getVerificationTimeout() { 9676 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9677 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9678 DEFAULT_VERIFICATION_TIMEOUT); 9679 } 9680 9681 /** 9682 * Get the default verification agent response code. 9683 * 9684 * @return default verification response code 9685 */ 9686 private int getDefaultVerificationResponse() { 9687 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9688 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9689 DEFAULT_VERIFICATION_RESPONSE); 9690 } 9691 9692 /** 9693 * Check whether or not package verification has been enabled. 9694 * 9695 * @return true if verification should be performed 9696 */ 9697 private boolean isVerificationEnabled(int userId, int installFlags) { 9698 if (!DEFAULT_VERIFY_ENABLE) { 9699 return false; 9700 } 9701 9702 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9703 9704 // Check if installing from ADB 9705 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9706 // Do not run verification in a test harness environment 9707 if (ActivityManager.isRunningInTestHarness()) { 9708 return false; 9709 } 9710 if (ensureVerifyAppsEnabled) { 9711 return true; 9712 } 9713 // Check if the developer does not want package verification for ADB installs 9714 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9715 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9716 return false; 9717 } 9718 } 9719 9720 if (ensureVerifyAppsEnabled) { 9721 return true; 9722 } 9723 9724 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9725 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9726 } 9727 9728 @Override 9729 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9730 throws RemoteException { 9731 mContext.enforceCallingOrSelfPermission( 9732 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9733 "Only intentfilter verification agents can verify applications"); 9734 9735 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9736 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9737 Binder.getCallingUid(), verificationCode, failedDomains); 9738 msg.arg1 = id; 9739 msg.obj = response; 9740 mHandler.sendMessage(msg); 9741 } 9742 9743 @Override 9744 public int getIntentVerificationStatus(String packageName, int userId) { 9745 synchronized (mPackages) { 9746 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9747 } 9748 } 9749 9750 @Override 9751 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9752 mContext.enforceCallingOrSelfPermission( 9753 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9754 9755 boolean result = false; 9756 synchronized (mPackages) { 9757 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9758 } 9759 if (result) { 9760 scheduleWritePackageRestrictionsLocked(userId); 9761 } 9762 return result; 9763 } 9764 9765 @Override 9766 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9767 synchronized (mPackages) { 9768 return mSettings.getIntentFilterVerificationsLPr(packageName); 9769 } 9770 } 9771 9772 @Override 9773 public List<IntentFilter> getAllIntentFilters(String packageName) { 9774 if (TextUtils.isEmpty(packageName)) { 9775 return Collections.<IntentFilter>emptyList(); 9776 } 9777 synchronized (mPackages) { 9778 PackageParser.Package pkg = mPackages.get(packageName); 9779 if (pkg == null || pkg.activities == null) { 9780 return Collections.<IntentFilter>emptyList(); 9781 } 9782 final int count = pkg.activities.size(); 9783 ArrayList<IntentFilter> result = new ArrayList<>(); 9784 for (int n=0; n<count; n++) { 9785 PackageParser.Activity activity = pkg.activities.get(n); 9786 if (activity.intents != null || activity.intents.size() > 0) { 9787 result.addAll(activity.intents); 9788 } 9789 } 9790 return result; 9791 } 9792 } 9793 9794 @Override 9795 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9796 mContext.enforceCallingOrSelfPermission( 9797 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9798 9799 synchronized (mPackages) { 9800 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9801 if (packageName != null) { 9802 result |= updateIntentVerificationStatus(packageName, 9803 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9804 UserHandle.myUserId()); 9805 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9806 packageName, userId); 9807 } 9808 return result; 9809 } 9810 } 9811 9812 @Override 9813 public String getDefaultBrowserPackageName(int userId) { 9814 synchronized (mPackages) { 9815 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9816 } 9817 } 9818 9819 /** 9820 * Get the "allow unknown sources" setting. 9821 * 9822 * @return the current "allow unknown sources" setting 9823 */ 9824 private int getUnknownSourcesSettings() { 9825 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9826 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9827 -1); 9828 } 9829 9830 @Override 9831 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9832 final int uid = Binder.getCallingUid(); 9833 // writer 9834 synchronized (mPackages) { 9835 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9836 if (targetPackageSetting == null) { 9837 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9838 } 9839 9840 PackageSetting installerPackageSetting; 9841 if (installerPackageName != null) { 9842 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9843 if (installerPackageSetting == null) { 9844 throw new IllegalArgumentException("Unknown installer package: " 9845 + installerPackageName); 9846 } 9847 } else { 9848 installerPackageSetting = null; 9849 } 9850 9851 Signature[] callerSignature; 9852 Object obj = mSettings.getUserIdLPr(uid); 9853 if (obj != null) { 9854 if (obj instanceof SharedUserSetting) { 9855 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9856 } else if (obj instanceof PackageSetting) { 9857 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9858 } else { 9859 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9860 } 9861 } else { 9862 throw new SecurityException("Unknown calling uid " + uid); 9863 } 9864 9865 // Verify: can't set installerPackageName to a package that is 9866 // not signed with the same cert as the caller. 9867 if (installerPackageSetting != null) { 9868 if (compareSignatures(callerSignature, 9869 installerPackageSetting.signatures.mSignatures) 9870 != PackageManager.SIGNATURE_MATCH) { 9871 throw new SecurityException( 9872 "Caller does not have same cert as new installer package " 9873 + installerPackageName); 9874 } 9875 } 9876 9877 // Verify: if target already has an installer package, it must 9878 // be signed with the same cert as the caller. 9879 if (targetPackageSetting.installerPackageName != null) { 9880 PackageSetting setting = mSettings.mPackages.get( 9881 targetPackageSetting.installerPackageName); 9882 // If the currently set package isn't valid, then it's always 9883 // okay to change it. 9884 if (setting != null) { 9885 if (compareSignatures(callerSignature, 9886 setting.signatures.mSignatures) 9887 != PackageManager.SIGNATURE_MATCH) { 9888 throw new SecurityException( 9889 "Caller does not have same cert as old installer package " 9890 + targetPackageSetting.installerPackageName); 9891 } 9892 } 9893 } 9894 9895 // Okay! 9896 targetPackageSetting.installerPackageName = installerPackageName; 9897 scheduleWriteSettingsLocked(); 9898 } 9899 } 9900 9901 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9902 // Queue up an async operation since the package installation may take a little while. 9903 mHandler.post(new Runnable() { 9904 public void run() { 9905 mHandler.removeCallbacks(this); 9906 // Result object to be returned 9907 PackageInstalledInfo res = new PackageInstalledInfo(); 9908 res.returnCode = currentStatus; 9909 res.uid = -1; 9910 res.pkg = null; 9911 res.removedInfo = new PackageRemovedInfo(); 9912 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9913 args.doPreInstall(res.returnCode); 9914 synchronized (mInstallLock) { 9915 installPackageLI(args, res); 9916 } 9917 args.doPostInstall(res.returnCode, res.uid); 9918 } 9919 9920 // A restore should be performed at this point if (a) the install 9921 // succeeded, (b) the operation is not an update, and (c) the new 9922 // package has not opted out of backup participation. 9923 final boolean update = res.removedInfo.removedPackage != null; 9924 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9925 boolean doRestore = !update 9926 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9927 9928 // Set up the post-install work request bookkeeping. This will be used 9929 // and cleaned up by the post-install event handling regardless of whether 9930 // there's a restore pass performed. Token values are >= 1. 9931 int token; 9932 if (mNextInstallToken < 0) mNextInstallToken = 1; 9933 token = mNextInstallToken++; 9934 9935 PostInstallData data = new PostInstallData(args, res); 9936 mRunningInstalls.put(token, data); 9937 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9938 9939 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9940 // Pass responsibility to the Backup Manager. It will perform a 9941 // restore if appropriate, then pass responsibility back to the 9942 // Package Manager to run the post-install observer callbacks 9943 // and broadcasts. 9944 IBackupManager bm = IBackupManager.Stub.asInterface( 9945 ServiceManager.getService(Context.BACKUP_SERVICE)); 9946 if (bm != null) { 9947 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9948 + " to BM for possible restore"); 9949 try { 9950 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9951 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9952 } else { 9953 doRestore = false; 9954 } 9955 } catch (RemoteException e) { 9956 // can't happen; the backup manager is local 9957 } catch (Exception e) { 9958 Slog.e(TAG, "Exception trying to enqueue restore", e); 9959 doRestore = false; 9960 } 9961 } else { 9962 Slog.e(TAG, "Backup Manager not found!"); 9963 doRestore = false; 9964 } 9965 } 9966 9967 if (!doRestore) { 9968 // No restore possible, or the Backup Manager was mysteriously not 9969 // available -- just fire the post-install work request directly. 9970 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9971 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9972 mHandler.sendMessage(msg); 9973 } 9974 } 9975 }); 9976 } 9977 9978 private abstract class HandlerParams { 9979 private static final int MAX_RETRIES = 4; 9980 9981 /** 9982 * Number of times startCopy() has been attempted and had a non-fatal 9983 * error. 9984 */ 9985 private int mRetries = 0; 9986 9987 /** User handle for the user requesting the information or installation. */ 9988 private final UserHandle mUser; 9989 9990 HandlerParams(UserHandle user) { 9991 mUser = user; 9992 } 9993 9994 UserHandle getUser() { 9995 return mUser; 9996 } 9997 9998 final boolean startCopy() { 9999 boolean res; 10000 try { 10001 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10002 10003 if (++mRetries > MAX_RETRIES) { 10004 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10005 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10006 handleServiceError(); 10007 return false; 10008 } else { 10009 handleStartCopy(); 10010 res = true; 10011 } 10012 } catch (RemoteException e) { 10013 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10014 mHandler.sendEmptyMessage(MCS_RECONNECT); 10015 res = false; 10016 } 10017 handleReturnCode(); 10018 return res; 10019 } 10020 10021 final void serviceError() { 10022 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10023 handleServiceError(); 10024 handleReturnCode(); 10025 } 10026 10027 abstract void handleStartCopy() throws RemoteException; 10028 abstract void handleServiceError(); 10029 abstract void handleReturnCode(); 10030 } 10031 10032 class MeasureParams extends HandlerParams { 10033 private final PackageStats mStats; 10034 private boolean mSuccess; 10035 10036 private final IPackageStatsObserver mObserver; 10037 10038 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10039 super(new UserHandle(stats.userHandle)); 10040 mObserver = observer; 10041 mStats = stats; 10042 } 10043 10044 @Override 10045 public String toString() { 10046 return "MeasureParams{" 10047 + Integer.toHexString(System.identityHashCode(this)) 10048 + " " + mStats.packageName + "}"; 10049 } 10050 10051 @Override 10052 void handleStartCopy() throws RemoteException { 10053 synchronized (mInstallLock) { 10054 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10055 } 10056 10057 if (mSuccess) { 10058 final boolean mounted; 10059 if (Environment.isExternalStorageEmulated()) { 10060 mounted = true; 10061 } else { 10062 final String status = Environment.getExternalStorageState(); 10063 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10064 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10065 } 10066 10067 if (mounted) { 10068 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10069 10070 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10071 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10072 10073 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10074 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10075 10076 // Always subtract cache size, since it's a subdirectory 10077 mStats.externalDataSize -= mStats.externalCacheSize; 10078 10079 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10080 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10081 10082 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10083 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10084 } 10085 } 10086 } 10087 10088 @Override 10089 void handleReturnCode() { 10090 if (mObserver != null) { 10091 try { 10092 mObserver.onGetStatsCompleted(mStats, mSuccess); 10093 } catch (RemoteException e) { 10094 Slog.i(TAG, "Observer no longer exists."); 10095 } 10096 } 10097 } 10098 10099 @Override 10100 void handleServiceError() { 10101 Slog.e(TAG, "Could not measure application " + mStats.packageName 10102 + " external storage"); 10103 } 10104 } 10105 10106 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10107 throws RemoteException { 10108 long result = 0; 10109 for (File path : paths) { 10110 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10111 } 10112 return result; 10113 } 10114 10115 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10116 for (File path : paths) { 10117 try { 10118 mcs.clearDirectory(path.getAbsolutePath()); 10119 } catch (RemoteException e) { 10120 } 10121 } 10122 } 10123 10124 static class OriginInfo { 10125 /** 10126 * Location where install is coming from, before it has been 10127 * copied/renamed into place. This could be a single monolithic APK 10128 * file, or a cluster directory. This location may be untrusted. 10129 */ 10130 final File file; 10131 final String cid; 10132 10133 /** 10134 * Flag indicating that {@link #file} or {@link #cid} has already been 10135 * staged, meaning downstream users don't need to defensively copy the 10136 * contents. 10137 */ 10138 final boolean staged; 10139 10140 /** 10141 * Flag indicating that {@link #file} or {@link #cid} is an already 10142 * installed app that is being moved. 10143 */ 10144 final boolean existing; 10145 10146 final String resolvedPath; 10147 final File resolvedFile; 10148 10149 static OriginInfo fromNothing() { 10150 return new OriginInfo(null, null, false, false); 10151 } 10152 10153 static OriginInfo fromUntrustedFile(File file) { 10154 return new OriginInfo(file, null, false, false); 10155 } 10156 10157 static OriginInfo fromExistingFile(File file) { 10158 return new OriginInfo(file, null, false, true); 10159 } 10160 10161 static OriginInfo fromStagedFile(File file) { 10162 return new OriginInfo(file, null, true, false); 10163 } 10164 10165 static OriginInfo fromStagedContainer(String cid) { 10166 return new OriginInfo(null, cid, true, false); 10167 } 10168 10169 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10170 this.file = file; 10171 this.cid = cid; 10172 this.staged = staged; 10173 this.existing = existing; 10174 10175 if (cid != null) { 10176 resolvedPath = PackageHelper.getSdDir(cid); 10177 resolvedFile = new File(resolvedPath); 10178 } else if (file != null) { 10179 resolvedPath = file.getAbsolutePath(); 10180 resolvedFile = file; 10181 } else { 10182 resolvedPath = null; 10183 resolvedFile = null; 10184 } 10185 } 10186 } 10187 10188 class MoveInfo { 10189 final int moveId; 10190 final String fromUuid; 10191 final String toUuid; 10192 final String packageName; 10193 final String dataAppName; 10194 final int appId; 10195 final String seinfo; 10196 10197 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10198 String dataAppName, int appId, String seinfo) { 10199 this.moveId = moveId; 10200 this.fromUuid = fromUuid; 10201 this.toUuid = toUuid; 10202 this.packageName = packageName; 10203 this.dataAppName = dataAppName; 10204 this.appId = appId; 10205 this.seinfo = seinfo; 10206 } 10207 } 10208 10209 class InstallParams extends HandlerParams { 10210 final OriginInfo origin; 10211 final MoveInfo move; 10212 final IPackageInstallObserver2 observer; 10213 int installFlags; 10214 final String installerPackageName; 10215 final String volumeUuid; 10216 final VerificationParams verificationParams; 10217 private InstallArgs mArgs; 10218 private int mRet; 10219 final String packageAbiOverride; 10220 10221 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10222 int installFlags, String installerPackageName, String volumeUuid, 10223 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10224 super(user); 10225 this.origin = origin; 10226 this.move = move; 10227 this.observer = observer; 10228 this.installFlags = installFlags; 10229 this.installerPackageName = installerPackageName; 10230 this.volumeUuid = volumeUuid; 10231 this.verificationParams = verificationParams; 10232 this.packageAbiOverride = packageAbiOverride; 10233 } 10234 10235 @Override 10236 public String toString() { 10237 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10238 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10239 } 10240 10241 public ManifestDigest getManifestDigest() { 10242 if (verificationParams == null) { 10243 return null; 10244 } 10245 return verificationParams.getManifestDigest(); 10246 } 10247 10248 private int installLocationPolicy(PackageInfoLite pkgLite) { 10249 String packageName = pkgLite.packageName; 10250 int installLocation = pkgLite.installLocation; 10251 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10252 // reader 10253 synchronized (mPackages) { 10254 PackageParser.Package pkg = mPackages.get(packageName); 10255 if (pkg != null) { 10256 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10257 // Check for downgrading. 10258 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10259 try { 10260 checkDowngrade(pkg, pkgLite); 10261 } catch (PackageManagerException e) { 10262 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10263 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10264 } 10265 } 10266 // Check for updated system application. 10267 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10268 if (onSd) { 10269 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10270 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10271 } 10272 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10273 } else { 10274 if (onSd) { 10275 // Install flag overrides everything. 10276 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10277 } 10278 // If current upgrade specifies particular preference 10279 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10280 // Application explicitly specified internal. 10281 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10282 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10283 // App explictly prefers external. Let policy decide 10284 } else { 10285 // Prefer previous location 10286 if (isExternal(pkg)) { 10287 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10288 } 10289 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10290 } 10291 } 10292 } else { 10293 // Invalid install. Return error code 10294 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10295 } 10296 } 10297 } 10298 // All the special cases have been taken care of. 10299 // Return result based on recommended install location. 10300 if (onSd) { 10301 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10302 } 10303 return pkgLite.recommendedInstallLocation; 10304 } 10305 10306 /* 10307 * Invoke remote method to get package information and install 10308 * location values. Override install location based on default 10309 * policy if needed and then create install arguments based 10310 * on the install location. 10311 */ 10312 public void handleStartCopy() throws RemoteException { 10313 int ret = PackageManager.INSTALL_SUCCEEDED; 10314 10315 // If we're already staged, we've firmly committed to an install location 10316 if (origin.staged) { 10317 if (origin.file != null) { 10318 installFlags |= PackageManager.INSTALL_INTERNAL; 10319 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10320 } else if (origin.cid != null) { 10321 installFlags |= PackageManager.INSTALL_EXTERNAL; 10322 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10323 } else { 10324 throw new IllegalStateException("Invalid stage location"); 10325 } 10326 } 10327 10328 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10329 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10330 10331 PackageInfoLite pkgLite = null; 10332 10333 if (onInt && onSd) { 10334 // Check if both bits are set. 10335 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10336 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10337 } else { 10338 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10339 packageAbiOverride); 10340 10341 /* 10342 * If we have too little free space, try to free cache 10343 * before giving up. 10344 */ 10345 if (!origin.staged && pkgLite.recommendedInstallLocation 10346 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10347 // TODO: focus freeing disk space on the target device 10348 final StorageManager storage = StorageManager.from(mContext); 10349 final long lowThreshold = storage.getStorageLowBytes( 10350 Environment.getDataDirectory()); 10351 10352 final long sizeBytes = mContainerService.calculateInstalledSize( 10353 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10354 10355 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10356 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10357 installFlags, packageAbiOverride); 10358 } 10359 10360 /* 10361 * The cache free must have deleted the file we 10362 * downloaded to install. 10363 * 10364 * TODO: fix the "freeCache" call to not delete 10365 * the file we care about. 10366 */ 10367 if (pkgLite.recommendedInstallLocation 10368 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10369 pkgLite.recommendedInstallLocation 10370 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10371 } 10372 } 10373 } 10374 10375 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10376 int loc = pkgLite.recommendedInstallLocation; 10377 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10378 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10379 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10380 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10381 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10382 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10383 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10384 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10385 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10386 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10387 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10388 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10389 } else { 10390 // Override with defaults if needed. 10391 loc = installLocationPolicy(pkgLite); 10392 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10393 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10394 } else if (!onSd && !onInt) { 10395 // Override install location with flags 10396 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10397 // Set the flag to install on external media. 10398 installFlags |= PackageManager.INSTALL_EXTERNAL; 10399 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10400 } else { 10401 // Make sure the flag for installing on external 10402 // media is unset 10403 installFlags |= PackageManager.INSTALL_INTERNAL; 10404 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10405 } 10406 } 10407 } 10408 } 10409 10410 final InstallArgs args = createInstallArgs(this); 10411 mArgs = args; 10412 10413 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10414 /* 10415 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10416 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10417 */ 10418 int userIdentifier = getUser().getIdentifier(); 10419 if (userIdentifier == UserHandle.USER_ALL 10420 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10421 userIdentifier = UserHandle.USER_OWNER; 10422 } 10423 10424 /* 10425 * Determine if we have any installed package verifiers. If we 10426 * do, then we'll defer to them to verify the packages. 10427 */ 10428 final int requiredUid = mRequiredVerifierPackage == null ? -1 10429 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10430 if (!origin.existing && requiredUid != -1 10431 && isVerificationEnabled(userIdentifier, installFlags)) { 10432 final Intent verification = new Intent( 10433 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10434 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10435 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10436 PACKAGE_MIME_TYPE); 10437 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10438 10439 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10440 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10441 0 /* TODO: Which userId? */); 10442 10443 if (DEBUG_VERIFY) { 10444 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10445 + verification.toString() + " with " + pkgLite.verifiers.length 10446 + " optional verifiers"); 10447 } 10448 10449 final int verificationId = mPendingVerificationToken++; 10450 10451 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10452 10453 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10454 installerPackageName); 10455 10456 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10457 installFlags); 10458 10459 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10460 pkgLite.packageName); 10461 10462 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10463 pkgLite.versionCode); 10464 10465 if (verificationParams != null) { 10466 if (verificationParams.getVerificationURI() != null) { 10467 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10468 verificationParams.getVerificationURI()); 10469 } 10470 if (verificationParams.getOriginatingURI() != null) { 10471 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10472 verificationParams.getOriginatingURI()); 10473 } 10474 if (verificationParams.getReferrer() != null) { 10475 verification.putExtra(Intent.EXTRA_REFERRER, 10476 verificationParams.getReferrer()); 10477 } 10478 if (verificationParams.getOriginatingUid() >= 0) { 10479 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10480 verificationParams.getOriginatingUid()); 10481 } 10482 if (verificationParams.getInstallerUid() >= 0) { 10483 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10484 verificationParams.getInstallerUid()); 10485 } 10486 } 10487 10488 final PackageVerificationState verificationState = new PackageVerificationState( 10489 requiredUid, args); 10490 10491 mPendingVerification.append(verificationId, verificationState); 10492 10493 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10494 receivers, verificationState); 10495 10496 /* 10497 * If any sufficient verifiers were listed in the package 10498 * manifest, attempt to ask them. 10499 */ 10500 if (sufficientVerifiers != null) { 10501 final int N = sufficientVerifiers.size(); 10502 if (N == 0) { 10503 Slog.i(TAG, "Additional verifiers required, but none installed."); 10504 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10505 } else { 10506 for (int i = 0; i < N; i++) { 10507 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10508 10509 final Intent sufficientIntent = new Intent(verification); 10510 sufficientIntent.setComponent(verifierComponent); 10511 10512 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10513 } 10514 } 10515 } 10516 10517 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10518 mRequiredVerifierPackage, receivers); 10519 if (ret == PackageManager.INSTALL_SUCCEEDED 10520 && mRequiredVerifierPackage != null) { 10521 /* 10522 * Send the intent to the required verification agent, 10523 * but only start the verification timeout after the 10524 * target BroadcastReceivers have run. 10525 */ 10526 verification.setComponent(requiredVerifierComponent); 10527 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10528 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10529 new BroadcastReceiver() { 10530 @Override 10531 public void onReceive(Context context, Intent intent) { 10532 final Message msg = mHandler 10533 .obtainMessage(CHECK_PENDING_VERIFICATION); 10534 msg.arg1 = verificationId; 10535 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10536 } 10537 }, null, 0, null, null); 10538 10539 /* 10540 * We don't want the copy to proceed until verification 10541 * succeeds, so null out this field. 10542 */ 10543 mArgs = null; 10544 } 10545 } else { 10546 /* 10547 * No package verification is enabled, so immediately start 10548 * the remote call to initiate copy using temporary file. 10549 */ 10550 ret = args.copyApk(mContainerService, true); 10551 } 10552 } 10553 10554 mRet = ret; 10555 } 10556 10557 @Override 10558 void handleReturnCode() { 10559 // If mArgs is null, then MCS couldn't be reached. When it 10560 // reconnects, it will try again to install. At that point, this 10561 // will succeed. 10562 if (mArgs != null) { 10563 processPendingInstall(mArgs, mRet); 10564 } 10565 } 10566 10567 @Override 10568 void handleServiceError() { 10569 mArgs = createInstallArgs(this); 10570 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10571 } 10572 10573 public boolean isForwardLocked() { 10574 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10575 } 10576 } 10577 10578 /** 10579 * Used during creation of InstallArgs 10580 * 10581 * @param installFlags package installation flags 10582 * @return true if should be installed on external storage 10583 */ 10584 private static boolean installOnExternalAsec(int installFlags) { 10585 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10586 return false; 10587 } 10588 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10589 return true; 10590 } 10591 return false; 10592 } 10593 10594 /** 10595 * Used during creation of InstallArgs 10596 * 10597 * @param installFlags package installation flags 10598 * @return true if should be installed as forward locked 10599 */ 10600 private static boolean installForwardLocked(int installFlags) { 10601 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10602 } 10603 10604 private InstallArgs createInstallArgs(InstallParams params) { 10605 if (params.move != null) { 10606 return new MoveInstallArgs(params); 10607 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10608 return new AsecInstallArgs(params); 10609 } else { 10610 return new FileInstallArgs(params); 10611 } 10612 } 10613 10614 /** 10615 * Create args that describe an existing installed package. Typically used 10616 * when cleaning up old installs, or used as a move source. 10617 */ 10618 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10619 String resourcePath, String[] instructionSets) { 10620 final boolean isInAsec; 10621 if (installOnExternalAsec(installFlags)) { 10622 /* Apps on SD card are always in ASEC containers. */ 10623 isInAsec = true; 10624 } else if (installForwardLocked(installFlags) 10625 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10626 /* 10627 * Forward-locked apps are only in ASEC containers if they're the 10628 * new style 10629 */ 10630 isInAsec = true; 10631 } else { 10632 isInAsec = false; 10633 } 10634 10635 if (isInAsec) { 10636 return new AsecInstallArgs(codePath, instructionSets, 10637 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10638 } else { 10639 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10640 } 10641 } 10642 10643 static abstract class InstallArgs { 10644 /** @see InstallParams#origin */ 10645 final OriginInfo origin; 10646 /** @see InstallParams#move */ 10647 final MoveInfo move; 10648 10649 final IPackageInstallObserver2 observer; 10650 // Always refers to PackageManager flags only 10651 final int installFlags; 10652 final String installerPackageName; 10653 final String volumeUuid; 10654 final ManifestDigest manifestDigest; 10655 final UserHandle user; 10656 final String abiOverride; 10657 10658 // The list of instruction sets supported by this app. This is currently 10659 // only used during the rmdex() phase to clean up resources. We can get rid of this 10660 // if we move dex files under the common app path. 10661 /* nullable */ String[] instructionSets; 10662 10663 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10664 int installFlags, String installerPackageName, String volumeUuid, 10665 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10666 String abiOverride) { 10667 this.origin = origin; 10668 this.move = move; 10669 this.installFlags = installFlags; 10670 this.observer = observer; 10671 this.installerPackageName = installerPackageName; 10672 this.volumeUuid = volumeUuid; 10673 this.manifestDigest = manifestDigest; 10674 this.user = user; 10675 this.instructionSets = instructionSets; 10676 this.abiOverride = abiOverride; 10677 } 10678 10679 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10680 abstract int doPreInstall(int status); 10681 10682 /** 10683 * Rename package into final resting place. All paths on the given 10684 * scanned package should be updated to reflect the rename. 10685 */ 10686 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10687 abstract int doPostInstall(int status, int uid); 10688 10689 /** @see PackageSettingBase#codePathString */ 10690 abstract String getCodePath(); 10691 /** @see PackageSettingBase#resourcePathString */ 10692 abstract String getResourcePath(); 10693 10694 // Need installer lock especially for dex file removal. 10695 abstract void cleanUpResourcesLI(); 10696 abstract boolean doPostDeleteLI(boolean delete); 10697 10698 /** 10699 * Called before the source arguments are copied. This is used mostly 10700 * for MoveParams when it needs to read the source file to put it in the 10701 * destination. 10702 */ 10703 int doPreCopy() { 10704 return PackageManager.INSTALL_SUCCEEDED; 10705 } 10706 10707 /** 10708 * Called after the source arguments are copied. This is used mostly for 10709 * MoveParams when it needs to read the source file to put it in the 10710 * destination. 10711 * 10712 * @return 10713 */ 10714 int doPostCopy(int uid) { 10715 return PackageManager.INSTALL_SUCCEEDED; 10716 } 10717 10718 protected boolean isFwdLocked() { 10719 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10720 } 10721 10722 protected boolean isExternalAsec() { 10723 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10724 } 10725 10726 UserHandle getUser() { 10727 return user; 10728 } 10729 } 10730 10731 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10732 if (!allCodePaths.isEmpty()) { 10733 if (instructionSets == null) { 10734 throw new IllegalStateException("instructionSet == null"); 10735 } 10736 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10737 for (String codePath : allCodePaths) { 10738 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10739 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10740 if (retCode < 0) { 10741 Slog.w(TAG, "Couldn't remove dex file for package: " 10742 + " at location " + codePath + ", retcode=" + retCode); 10743 // we don't consider this to be a failure of the core package deletion 10744 } 10745 } 10746 } 10747 } 10748 } 10749 10750 /** 10751 * Logic to handle installation of non-ASEC applications, including copying 10752 * and renaming logic. 10753 */ 10754 class FileInstallArgs extends InstallArgs { 10755 private File codeFile; 10756 private File resourceFile; 10757 10758 // Example topology: 10759 // /data/app/com.example/base.apk 10760 // /data/app/com.example/split_foo.apk 10761 // /data/app/com.example/lib/arm/libfoo.so 10762 // /data/app/com.example/lib/arm64/libfoo.so 10763 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10764 10765 /** New install */ 10766 FileInstallArgs(InstallParams params) { 10767 super(params.origin, params.move, params.observer, params.installFlags, 10768 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10769 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10770 if (isFwdLocked()) { 10771 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10772 } 10773 } 10774 10775 /** Existing install */ 10776 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10777 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10778 null); 10779 this.codeFile = (codePath != null) ? new File(codePath) : null; 10780 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10781 } 10782 10783 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10784 if (origin.staged) { 10785 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10786 codeFile = origin.file; 10787 resourceFile = origin.file; 10788 return PackageManager.INSTALL_SUCCEEDED; 10789 } 10790 10791 try { 10792 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10793 codeFile = tempDir; 10794 resourceFile = tempDir; 10795 } catch (IOException e) { 10796 Slog.w(TAG, "Failed to create copy file: " + e); 10797 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10798 } 10799 10800 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10801 @Override 10802 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10803 if (!FileUtils.isValidExtFilename(name)) { 10804 throw new IllegalArgumentException("Invalid filename: " + name); 10805 } 10806 try { 10807 final File file = new File(codeFile, name); 10808 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10809 O_RDWR | O_CREAT, 0644); 10810 Os.chmod(file.getAbsolutePath(), 0644); 10811 return new ParcelFileDescriptor(fd); 10812 } catch (ErrnoException e) { 10813 throw new RemoteException("Failed to open: " + e.getMessage()); 10814 } 10815 } 10816 }; 10817 10818 int ret = PackageManager.INSTALL_SUCCEEDED; 10819 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10820 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10821 Slog.e(TAG, "Failed to copy package"); 10822 return ret; 10823 } 10824 10825 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10826 NativeLibraryHelper.Handle handle = null; 10827 try { 10828 handle = NativeLibraryHelper.Handle.create(codeFile); 10829 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10830 abiOverride); 10831 } catch (IOException e) { 10832 Slog.e(TAG, "Copying native libraries failed", e); 10833 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10834 } finally { 10835 IoUtils.closeQuietly(handle); 10836 } 10837 10838 return ret; 10839 } 10840 10841 int doPreInstall(int status) { 10842 if (status != PackageManager.INSTALL_SUCCEEDED) { 10843 cleanUp(); 10844 } 10845 return status; 10846 } 10847 10848 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10849 if (status != PackageManager.INSTALL_SUCCEEDED) { 10850 cleanUp(); 10851 return false; 10852 } 10853 10854 final File targetDir = codeFile.getParentFile(); 10855 final File beforeCodeFile = codeFile; 10856 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10857 10858 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10859 try { 10860 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10861 } catch (ErrnoException e) { 10862 Slog.w(TAG, "Failed to rename", e); 10863 return false; 10864 } 10865 10866 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10867 Slog.w(TAG, "Failed to restorecon"); 10868 return false; 10869 } 10870 10871 // Reflect the rename internally 10872 codeFile = afterCodeFile; 10873 resourceFile = afterCodeFile; 10874 10875 // Reflect the rename in scanned details 10876 pkg.codePath = afterCodeFile.getAbsolutePath(); 10877 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10878 pkg.baseCodePath); 10879 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10880 pkg.splitCodePaths); 10881 10882 // Reflect the rename in app info 10883 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10884 pkg.applicationInfo.setCodePath(pkg.codePath); 10885 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10886 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10887 pkg.applicationInfo.setResourcePath(pkg.codePath); 10888 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10889 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10890 10891 return true; 10892 } 10893 10894 int doPostInstall(int status, int uid) { 10895 if (status != PackageManager.INSTALL_SUCCEEDED) { 10896 cleanUp(); 10897 } 10898 return status; 10899 } 10900 10901 @Override 10902 String getCodePath() { 10903 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10904 } 10905 10906 @Override 10907 String getResourcePath() { 10908 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10909 } 10910 10911 private boolean cleanUp() { 10912 if (codeFile == null || !codeFile.exists()) { 10913 return false; 10914 } 10915 10916 if (codeFile.isDirectory()) { 10917 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10918 } else { 10919 codeFile.delete(); 10920 } 10921 10922 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10923 resourceFile.delete(); 10924 } 10925 10926 return true; 10927 } 10928 10929 void cleanUpResourcesLI() { 10930 // Try enumerating all code paths before deleting 10931 List<String> allCodePaths = Collections.EMPTY_LIST; 10932 if (codeFile != null && codeFile.exists()) { 10933 try { 10934 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10935 allCodePaths = pkg.getAllCodePaths(); 10936 } catch (PackageParserException e) { 10937 // Ignored; we tried our best 10938 } 10939 } 10940 10941 cleanUp(); 10942 removeDexFiles(allCodePaths, instructionSets); 10943 } 10944 10945 boolean doPostDeleteLI(boolean delete) { 10946 // XXX err, shouldn't we respect the delete flag? 10947 cleanUpResourcesLI(); 10948 return true; 10949 } 10950 } 10951 10952 private boolean isAsecExternal(String cid) { 10953 final String asecPath = PackageHelper.getSdFilesystem(cid); 10954 return !asecPath.startsWith(mAsecInternalPath); 10955 } 10956 10957 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10958 PackageManagerException { 10959 if (copyRet < 0) { 10960 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10961 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10962 throw new PackageManagerException(copyRet, message); 10963 } 10964 } 10965 } 10966 10967 /** 10968 * Extract the MountService "container ID" from the full code path of an 10969 * .apk. 10970 */ 10971 static String cidFromCodePath(String fullCodePath) { 10972 int eidx = fullCodePath.lastIndexOf("/"); 10973 String subStr1 = fullCodePath.substring(0, eidx); 10974 int sidx = subStr1.lastIndexOf("/"); 10975 return subStr1.substring(sidx+1, eidx); 10976 } 10977 10978 /** 10979 * Logic to handle installation of ASEC applications, including copying and 10980 * renaming logic. 10981 */ 10982 class AsecInstallArgs extends InstallArgs { 10983 static final String RES_FILE_NAME = "pkg.apk"; 10984 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10985 10986 String cid; 10987 String packagePath; 10988 String resourcePath; 10989 10990 /** New install */ 10991 AsecInstallArgs(InstallParams params) { 10992 super(params.origin, params.move, params.observer, params.installFlags, 10993 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10994 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10995 } 10996 10997 /** Existing install */ 10998 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10999 boolean isExternal, boolean isForwardLocked) { 11000 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11001 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11002 instructionSets, null); 11003 // Hackily pretend we're still looking at a full code path 11004 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11005 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11006 } 11007 11008 // Extract cid from fullCodePath 11009 int eidx = fullCodePath.lastIndexOf("/"); 11010 String subStr1 = fullCodePath.substring(0, eidx); 11011 int sidx = subStr1.lastIndexOf("/"); 11012 cid = subStr1.substring(sidx+1, eidx); 11013 setMountPath(subStr1); 11014 } 11015 11016 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11017 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11018 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11019 instructionSets, null); 11020 this.cid = cid; 11021 setMountPath(PackageHelper.getSdDir(cid)); 11022 } 11023 11024 void createCopyFile() { 11025 cid = mInstallerService.allocateExternalStageCidLegacy(); 11026 } 11027 11028 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11029 if (origin.staged) { 11030 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11031 cid = origin.cid; 11032 setMountPath(PackageHelper.getSdDir(cid)); 11033 return PackageManager.INSTALL_SUCCEEDED; 11034 } 11035 11036 if (temp) { 11037 createCopyFile(); 11038 } else { 11039 /* 11040 * Pre-emptively destroy the container since it's destroyed if 11041 * copying fails due to it existing anyway. 11042 */ 11043 PackageHelper.destroySdDir(cid); 11044 } 11045 11046 final String newMountPath = imcs.copyPackageToContainer( 11047 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11048 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11049 11050 if (newMountPath != null) { 11051 setMountPath(newMountPath); 11052 return PackageManager.INSTALL_SUCCEEDED; 11053 } else { 11054 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11055 } 11056 } 11057 11058 @Override 11059 String getCodePath() { 11060 return packagePath; 11061 } 11062 11063 @Override 11064 String getResourcePath() { 11065 return resourcePath; 11066 } 11067 11068 int doPreInstall(int status) { 11069 if (status != PackageManager.INSTALL_SUCCEEDED) { 11070 // Destroy container 11071 PackageHelper.destroySdDir(cid); 11072 } else { 11073 boolean mounted = PackageHelper.isContainerMounted(cid); 11074 if (!mounted) { 11075 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11076 Process.SYSTEM_UID); 11077 if (newMountPath != null) { 11078 setMountPath(newMountPath); 11079 } else { 11080 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11081 } 11082 } 11083 } 11084 return status; 11085 } 11086 11087 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11088 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11089 String newMountPath = null; 11090 if (PackageHelper.isContainerMounted(cid)) { 11091 // Unmount the container 11092 if (!PackageHelper.unMountSdDir(cid)) { 11093 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11094 return false; 11095 } 11096 } 11097 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11098 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11099 " which might be stale. Will try to clean up."); 11100 // Clean up the stale container and proceed to recreate. 11101 if (!PackageHelper.destroySdDir(newCacheId)) { 11102 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11103 return false; 11104 } 11105 // Successfully cleaned up stale container. Try to rename again. 11106 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11107 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11108 + " inspite of cleaning it up."); 11109 return false; 11110 } 11111 } 11112 if (!PackageHelper.isContainerMounted(newCacheId)) { 11113 Slog.w(TAG, "Mounting container " + newCacheId); 11114 newMountPath = PackageHelper.mountSdDir(newCacheId, 11115 getEncryptKey(), Process.SYSTEM_UID); 11116 } else { 11117 newMountPath = PackageHelper.getSdDir(newCacheId); 11118 } 11119 if (newMountPath == null) { 11120 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11121 return false; 11122 } 11123 Log.i(TAG, "Succesfully renamed " + cid + 11124 " to " + newCacheId + 11125 " at new path: " + newMountPath); 11126 cid = newCacheId; 11127 11128 final File beforeCodeFile = new File(packagePath); 11129 setMountPath(newMountPath); 11130 final File afterCodeFile = new File(packagePath); 11131 11132 // Reflect the rename in scanned details 11133 pkg.codePath = afterCodeFile.getAbsolutePath(); 11134 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11135 pkg.baseCodePath); 11136 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11137 pkg.splitCodePaths); 11138 11139 // Reflect the rename 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 private void setMountPath(String mountPath) { 11152 final File mountFile = new File(mountPath); 11153 11154 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11155 if (monolithicFile.exists()) { 11156 packagePath = monolithicFile.getAbsolutePath(); 11157 if (isFwdLocked()) { 11158 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11159 } else { 11160 resourcePath = packagePath; 11161 } 11162 } else { 11163 packagePath = mountFile.getAbsolutePath(); 11164 resourcePath = packagePath; 11165 } 11166 } 11167 11168 int doPostInstall(int status, int uid) { 11169 if (status != PackageManager.INSTALL_SUCCEEDED) { 11170 cleanUp(); 11171 } else { 11172 final int groupOwner; 11173 final String protectedFile; 11174 if (isFwdLocked()) { 11175 groupOwner = UserHandle.getSharedAppGid(uid); 11176 protectedFile = RES_FILE_NAME; 11177 } else { 11178 groupOwner = -1; 11179 protectedFile = null; 11180 } 11181 11182 if (uid < Process.FIRST_APPLICATION_UID 11183 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11184 Slog.e(TAG, "Failed to finalize " + cid); 11185 PackageHelper.destroySdDir(cid); 11186 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11187 } 11188 11189 boolean mounted = PackageHelper.isContainerMounted(cid); 11190 if (!mounted) { 11191 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11192 } 11193 } 11194 return status; 11195 } 11196 11197 private void cleanUp() { 11198 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11199 11200 // Destroy secure container 11201 PackageHelper.destroySdDir(cid); 11202 } 11203 11204 private List<String> getAllCodePaths() { 11205 final File codeFile = new File(getCodePath()); 11206 if (codeFile != null && codeFile.exists()) { 11207 try { 11208 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11209 return pkg.getAllCodePaths(); 11210 } catch (PackageParserException e) { 11211 // Ignored; we tried our best 11212 } 11213 } 11214 return Collections.EMPTY_LIST; 11215 } 11216 11217 void cleanUpResourcesLI() { 11218 // Enumerate all code paths before deleting 11219 cleanUpResourcesLI(getAllCodePaths()); 11220 } 11221 11222 private void cleanUpResourcesLI(List<String> allCodePaths) { 11223 cleanUp(); 11224 removeDexFiles(allCodePaths, instructionSets); 11225 } 11226 11227 String getPackageName() { 11228 return getAsecPackageName(cid); 11229 } 11230 11231 boolean doPostDeleteLI(boolean delete) { 11232 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11233 final List<String> allCodePaths = getAllCodePaths(); 11234 boolean mounted = PackageHelper.isContainerMounted(cid); 11235 if (mounted) { 11236 // Unmount first 11237 if (PackageHelper.unMountSdDir(cid)) { 11238 mounted = false; 11239 } 11240 } 11241 if (!mounted && delete) { 11242 cleanUpResourcesLI(allCodePaths); 11243 } 11244 return !mounted; 11245 } 11246 11247 @Override 11248 int doPreCopy() { 11249 if (isFwdLocked()) { 11250 if (!PackageHelper.fixSdPermissions(cid, 11251 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11252 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11253 } 11254 } 11255 11256 return PackageManager.INSTALL_SUCCEEDED; 11257 } 11258 11259 @Override 11260 int doPostCopy(int uid) { 11261 if (isFwdLocked()) { 11262 if (uid < Process.FIRST_APPLICATION_UID 11263 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11264 RES_FILE_NAME)) { 11265 Slog.e(TAG, "Failed to finalize " + cid); 11266 PackageHelper.destroySdDir(cid); 11267 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11268 } 11269 } 11270 11271 return PackageManager.INSTALL_SUCCEEDED; 11272 } 11273 } 11274 11275 /** 11276 * Logic to handle movement of existing installed applications. 11277 */ 11278 class MoveInstallArgs extends InstallArgs { 11279 private File codeFile; 11280 private File resourceFile; 11281 11282 /** New install */ 11283 MoveInstallArgs(InstallParams params) { 11284 super(params.origin, params.move, params.observer, params.installFlags, 11285 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11286 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11287 } 11288 11289 int copyApk(IMediaContainerService imcs, boolean temp) { 11290 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11291 + move.fromUuid + " to " + move.toUuid); 11292 synchronized (mInstaller) { 11293 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11294 move.dataAppName, move.appId, move.seinfo) != 0) { 11295 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11296 } 11297 } 11298 11299 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11300 resourceFile = codeFile; 11301 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11302 11303 return PackageManager.INSTALL_SUCCEEDED; 11304 } 11305 11306 int doPreInstall(int status) { 11307 if (status != PackageManager.INSTALL_SUCCEEDED) { 11308 cleanUp(move.toUuid); 11309 } 11310 return status; 11311 } 11312 11313 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11314 if (status != PackageManager.INSTALL_SUCCEEDED) { 11315 cleanUp(move.toUuid); 11316 return false; 11317 } 11318 11319 // Reflect the move in app info 11320 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11321 pkg.applicationInfo.setCodePath(pkg.codePath); 11322 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11323 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11324 pkg.applicationInfo.setResourcePath(pkg.codePath); 11325 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11326 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11327 11328 return true; 11329 } 11330 11331 int doPostInstall(int status, int uid) { 11332 if (status == PackageManager.INSTALL_SUCCEEDED) { 11333 cleanUp(move.fromUuid); 11334 } else { 11335 cleanUp(move.toUuid); 11336 } 11337 return status; 11338 } 11339 11340 @Override 11341 String getCodePath() { 11342 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11343 } 11344 11345 @Override 11346 String getResourcePath() { 11347 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11348 } 11349 11350 private boolean cleanUp(String volumeUuid) { 11351 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11352 move.dataAppName); 11353 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11354 synchronized (mInstallLock) { 11355 // Clean up both app data and code 11356 removeDataDirsLI(volumeUuid, move.packageName); 11357 if (codeFile.isDirectory()) { 11358 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11359 } else { 11360 codeFile.delete(); 11361 } 11362 } 11363 return true; 11364 } 11365 11366 void cleanUpResourcesLI() { 11367 throw new UnsupportedOperationException(); 11368 } 11369 11370 boolean doPostDeleteLI(boolean delete) { 11371 throw new UnsupportedOperationException(); 11372 } 11373 } 11374 11375 static String getAsecPackageName(String packageCid) { 11376 int idx = packageCid.lastIndexOf("-"); 11377 if (idx == -1) { 11378 return packageCid; 11379 } 11380 return packageCid.substring(0, idx); 11381 } 11382 11383 // Utility method used to create code paths based on package name and available index. 11384 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11385 String idxStr = ""; 11386 int idx = 1; 11387 // Fall back to default value of idx=1 if prefix is not 11388 // part of oldCodePath 11389 if (oldCodePath != null) { 11390 String subStr = oldCodePath; 11391 // Drop the suffix right away 11392 if (suffix != null && subStr.endsWith(suffix)) { 11393 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11394 } 11395 // If oldCodePath already contains prefix find out the 11396 // ending index to either increment or decrement. 11397 int sidx = subStr.lastIndexOf(prefix); 11398 if (sidx != -1) { 11399 subStr = subStr.substring(sidx + prefix.length()); 11400 if (subStr != null) { 11401 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11402 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11403 } 11404 try { 11405 idx = Integer.parseInt(subStr); 11406 if (idx <= 1) { 11407 idx++; 11408 } else { 11409 idx--; 11410 } 11411 } catch(NumberFormatException e) { 11412 } 11413 } 11414 } 11415 } 11416 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11417 return prefix + idxStr; 11418 } 11419 11420 private File getNextCodePath(File targetDir, String packageName) { 11421 int suffix = 1; 11422 File result; 11423 do { 11424 result = new File(targetDir, packageName + "-" + suffix); 11425 suffix++; 11426 } while (result.exists()); 11427 return result; 11428 } 11429 11430 // Utility method that returns the relative package path with respect 11431 // to the installation directory. Like say for /data/data/com.test-1.apk 11432 // string com.test-1 is returned. 11433 static String deriveCodePathName(String codePath) { 11434 if (codePath == null) { 11435 return null; 11436 } 11437 final File codeFile = new File(codePath); 11438 final String name = codeFile.getName(); 11439 if (codeFile.isDirectory()) { 11440 return name; 11441 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11442 final int lastDot = name.lastIndexOf('.'); 11443 return name.substring(0, lastDot); 11444 } else { 11445 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11446 return null; 11447 } 11448 } 11449 11450 class PackageInstalledInfo { 11451 String name; 11452 int uid; 11453 // The set of users that originally had this package installed. 11454 int[] origUsers; 11455 // The set of users that now have this package installed. 11456 int[] newUsers; 11457 PackageParser.Package pkg; 11458 int returnCode; 11459 String returnMsg; 11460 PackageRemovedInfo removedInfo; 11461 11462 public void setError(int code, String msg) { 11463 returnCode = code; 11464 returnMsg = msg; 11465 Slog.w(TAG, msg); 11466 } 11467 11468 public void setError(String msg, PackageParserException e) { 11469 returnCode = e.error; 11470 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11471 Slog.w(TAG, msg, e); 11472 } 11473 11474 public void setError(String msg, PackageManagerException e) { 11475 returnCode = e.error; 11476 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11477 Slog.w(TAG, msg, e); 11478 } 11479 11480 // In some error cases we want to convey more info back to the observer 11481 String origPackage; 11482 String origPermission; 11483 } 11484 11485 /* 11486 * Install a non-existing package. 11487 */ 11488 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11489 UserHandle user, String installerPackageName, String volumeUuid, 11490 PackageInstalledInfo res) { 11491 // Remember this for later, in case we need to rollback this install 11492 String pkgName = pkg.packageName; 11493 11494 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11495 final boolean dataDirExists = Environment 11496 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11497 synchronized(mPackages) { 11498 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11499 // A package with the same name is already installed, though 11500 // it has been renamed to an older name. The package we 11501 // are trying to install should be installed as an update to 11502 // the existing one, but that has not been requested, so bail. 11503 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11504 + " without first uninstalling package running as " 11505 + mSettings.mRenamedPackages.get(pkgName)); 11506 return; 11507 } 11508 if (mPackages.containsKey(pkgName)) { 11509 // Don't allow installation over an existing package with the same name. 11510 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11511 + " without first uninstalling."); 11512 return; 11513 } 11514 } 11515 11516 try { 11517 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11518 System.currentTimeMillis(), user); 11519 11520 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11521 // delete the partially installed application. the data directory will have to be 11522 // restored if it was already existing 11523 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11524 // remove package from internal structures. Note that we want deletePackageX to 11525 // delete the package data and cache directories that it created in 11526 // scanPackageLocked, unless those directories existed before we even tried to 11527 // install. 11528 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11529 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11530 res.removedInfo, true); 11531 } 11532 11533 } catch (PackageManagerException e) { 11534 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11535 } 11536 } 11537 11538 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11539 // Can't rotate keys during boot or if sharedUser. 11540 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11541 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11542 return false; 11543 } 11544 // app is using upgradeKeySets; make sure all are valid 11545 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11546 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11547 for (int i = 0; i < upgradeKeySets.length; i++) { 11548 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11549 Slog.wtf(TAG, "Package " 11550 + (oldPs.name != null ? oldPs.name : "<null>") 11551 + " contains upgrade-key-set reference to unknown key-set: " 11552 + upgradeKeySets[i] 11553 + " reverting to signatures check."); 11554 return false; 11555 } 11556 } 11557 return true; 11558 } 11559 11560 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11561 // Upgrade keysets are being used. Determine if new package has a superset of the 11562 // required keys. 11563 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11564 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11565 for (int i = 0; i < upgradeKeySets.length; i++) { 11566 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11567 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11568 return true; 11569 } 11570 } 11571 return false; 11572 } 11573 11574 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11575 UserHandle user, String installerPackageName, String volumeUuid, 11576 PackageInstalledInfo res) { 11577 final PackageParser.Package oldPackage; 11578 final String pkgName = pkg.packageName; 11579 final int[] allUsers; 11580 final boolean[] perUserInstalled; 11581 final boolean weFroze; 11582 11583 // First find the old package info and check signatures 11584 synchronized(mPackages) { 11585 oldPackage = mPackages.get(pkgName); 11586 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11587 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11588 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11589 if(!checkUpgradeKeySetLP(ps, pkg)) { 11590 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11591 "New package not signed by keys specified by upgrade-keysets: " 11592 + pkgName); 11593 return; 11594 } 11595 } else { 11596 // default to original signature matching 11597 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11598 != PackageManager.SIGNATURE_MATCH) { 11599 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11600 "New package has a different signature: " + pkgName); 11601 return; 11602 } 11603 } 11604 11605 // In case of rollback, remember per-user/profile install state 11606 allUsers = sUserManager.getUserIds(); 11607 perUserInstalled = new boolean[allUsers.length]; 11608 for (int i = 0; i < allUsers.length; i++) { 11609 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11610 } 11611 11612 // Mark the app as frozen to prevent launching during the upgrade 11613 // process, and then kill all running instances 11614 if (!ps.frozen) { 11615 ps.frozen = true; 11616 weFroze = true; 11617 } else { 11618 weFroze = false; 11619 } 11620 } 11621 11622 // Now that we're guarded by frozen state, kill app during upgrade 11623 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11624 11625 try { 11626 boolean sysPkg = (isSystemApp(oldPackage)); 11627 if (sysPkg) { 11628 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11629 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11630 } else { 11631 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11632 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11633 } 11634 } finally { 11635 // Regardless of success or failure of upgrade steps above, always 11636 // unfreeze the package if we froze it 11637 if (weFroze) { 11638 unfreezePackage(pkgName); 11639 } 11640 } 11641 } 11642 11643 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11644 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11645 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11646 String volumeUuid, PackageInstalledInfo res) { 11647 String pkgName = deletedPackage.packageName; 11648 boolean deletedPkg = true; 11649 boolean updatedSettings = false; 11650 11651 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11652 + deletedPackage); 11653 long origUpdateTime; 11654 if (pkg.mExtras != null) { 11655 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11656 } else { 11657 origUpdateTime = 0; 11658 } 11659 11660 // First delete the existing package while retaining the data directory 11661 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11662 res.removedInfo, true)) { 11663 // If the existing package wasn't successfully deleted 11664 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11665 deletedPkg = false; 11666 } else { 11667 // Successfully deleted the old package; proceed with replace. 11668 11669 // If deleted package lived in a container, give users a chance to 11670 // relinquish resources before killing. 11671 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11672 if (DEBUG_INSTALL) { 11673 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11674 } 11675 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11676 final ArrayList<String> pkgList = new ArrayList<String>(1); 11677 pkgList.add(deletedPackage.applicationInfo.packageName); 11678 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11679 } 11680 11681 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11682 try { 11683 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11684 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11685 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11686 perUserInstalled, res, user); 11687 updatedSettings = true; 11688 } catch (PackageManagerException e) { 11689 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11690 } 11691 } 11692 11693 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11694 // remove package from internal structures. Note that we want deletePackageX to 11695 // delete the package data and cache directories that it created in 11696 // scanPackageLocked, unless those directories existed before we even tried to 11697 // install. 11698 if(updatedSettings) { 11699 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11700 deletePackageLI( 11701 pkgName, null, true, allUsers, perUserInstalled, 11702 PackageManager.DELETE_KEEP_DATA, 11703 res.removedInfo, true); 11704 } 11705 // Since we failed to install the new package we need to restore the old 11706 // package that we deleted. 11707 if (deletedPkg) { 11708 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11709 File restoreFile = new File(deletedPackage.codePath); 11710 // Parse old package 11711 boolean oldExternal = isExternal(deletedPackage); 11712 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11713 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11714 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11715 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11716 try { 11717 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11718 } catch (PackageManagerException e) { 11719 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11720 + e.getMessage()); 11721 return; 11722 } 11723 // Restore of old package succeeded. Update permissions. 11724 // writer 11725 synchronized (mPackages) { 11726 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11727 UPDATE_PERMISSIONS_ALL); 11728 // can downgrade to reader 11729 mSettings.writeLPr(); 11730 } 11731 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11732 } 11733 } 11734 } 11735 11736 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11737 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11738 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11739 String volumeUuid, PackageInstalledInfo res) { 11740 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11741 + ", old=" + deletedPackage); 11742 boolean disabledSystem = false; 11743 boolean updatedSettings = false; 11744 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11745 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11746 != 0) { 11747 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11748 } 11749 String packageName = deletedPackage.packageName; 11750 if (packageName == null) { 11751 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11752 "Attempt to delete null packageName."); 11753 return; 11754 } 11755 PackageParser.Package oldPkg; 11756 PackageSetting oldPkgSetting; 11757 // reader 11758 synchronized (mPackages) { 11759 oldPkg = mPackages.get(packageName); 11760 oldPkgSetting = mSettings.mPackages.get(packageName); 11761 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11762 (oldPkgSetting == null)) { 11763 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11764 "Couldn't find package:" + packageName + " information"); 11765 return; 11766 } 11767 } 11768 11769 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11770 res.removedInfo.removedPackage = packageName; 11771 // Remove existing system package 11772 removePackageLI(oldPkgSetting, true); 11773 // writer 11774 synchronized (mPackages) { 11775 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11776 if (!disabledSystem && deletedPackage != null) { 11777 // We didn't need to disable the .apk as a current system package, 11778 // which means we are replacing another update that is already 11779 // installed. We need to make sure to delete the older one's .apk. 11780 res.removedInfo.args = createInstallArgsForExisting(0, 11781 deletedPackage.applicationInfo.getCodePath(), 11782 deletedPackage.applicationInfo.getResourcePath(), 11783 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11784 } else { 11785 res.removedInfo.args = null; 11786 } 11787 } 11788 11789 // Successfully disabled the old package. Now proceed with re-installation 11790 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11791 11792 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11793 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11794 11795 PackageParser.Package newPackage = null; 11796 try { 11797 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11798 if (newPackage.mExtras != null) { 11799 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11800 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11801 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11802 11803 // is the update attempting to change shared user? that isn't going to work... 11804 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11805 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11806 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11807 + " to " + newPkgSetting.sharedUser); 11808 updatedSettings = true; 11809 } 11810 } 11811 11812 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11813 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11814 perUserInstalled, res, user); 11815 updatedSettings = true; 11816 } 11817 11818 } catch (PackageManagerException e) { 11819 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11820 } 11821 11822 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11823 // Re installation failed. Restore old information 11824 // Remove new pkg information 11825 if (newPackage != null) { 11826 removeInstalledPackageLI(newPackage, true); 11827 } 11828 // Add back the old system package 11829 try { 11830 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11831 } catch (PackageManagerException e) { 11832 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11833 } 11834 // Restore the old system information in Settings 11835 synchronized (mPackages) { 11836 if (disabledSystem) { 11837 mSettings.enableSystemPackageLPw(packageName); 11838 } 11839 if (updatedSettings) { 11840 mSettings.setInstallerPackageName(packageName, 11841 oldPkgSetting.installerPackageName); 11842 } 11843 mSettings.writeLPr(); 11844 } 11845 } 11846 } 11847 11848 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11849 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11850 UserHandle user) { 11851 String pkgName = newPackage.packageName; 11852 synchronized (mPackages) { 11853 //write settings. the installStatus will be incomplete at this stage. 11854 //note that the new package setting would have already been 11855 //added to mPackages. It hasn't been persisted yet. 11856 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11857 mSettings.writeLPr(); 11858 } 11859 11860 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11861 11862 synchronized (mPackages) { 11863 updatePermissionsLPw(newPackage.packageName, newPackage, 11864 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11865 ? UPDATE_PERMISSIONS_ALL : 0)); 11866 // For system-bundled packages, we assume that installing an upgraded version 11867 // of the package implies that the user actually wants to run that new code, 11868 // so we enable the package. 11869 PackageSetting ps = mSettings.mPackages.get(pkgName); 11870 if (ps != null) { 11871 if (isSystemApp(newPackage)) { 11872 // NB: implicit assumption that system package upgrades apply to all users 11873 if (DEBUG_INSTALL) { 11874 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11875 } 11876 if (res.origUsers != null) { 11877 for (int userHandle : res.origUsers) { 11878 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11879 userHandle, installerPackageName); 11880 } 11881 } 11882 // Also convey the prior install/uninstall state 11883 if (allUsers != null && perUserInstalled != null) { 11884 for (int i = 0; i < allUsers.length; i++) { 11885 if (DEBUG_INSTALL) { 11886 Slog.d(TAG, " user " + allUsers[i] 11887 + " => " + perUserInstalled[i]); 11888 } 11889 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11890 } 11891 // these install state changes will be persisted in the 11892 // upcoming call to mSettings.writeLPr(). 11893 } 11894 } 11895 // It's implied that when a user requests installation, they want the app to be 11896 // installed and enabled. 11897 int userId = user.getIdentifier(); 11898 if (userId != UserHandle.USER_ALL) { 11899 ps.setInstalled(true, userId); 11900 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11901 } 11902 } 11903 res.name = pkgName; 11904 res.uid = newPackage.applicationInfo.uid; 11905 res.pkg = newPackage; 11906 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11907 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11908 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11909 //to update install status 11910 mSettings.writeLPr(); 11911 } 11912 } 11913 11914 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11915 final int installFlags = args.installFlags; 11916 final String installerPackageName = args.installerPackageName; 11917 final String volumeUuid = args.volumeUuid; 11918 final File tmpPackageFile = new File(args.getCodePath()); 11919 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11920 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11921 || (args.volumeUuid != null)); 11922 boolean replace = false; 11923 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11924 if (args.move != null) { 11925 // moving a complete application; perfom an initial scan on the new install location 11926 scanFlags |= SCAN_INITIAL; 11927 } 11928 // Result object to be returned 11929 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11930 11931 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11932 // Retrieve PackageSettings and parse package 11933 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11934 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11935 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11936 PackageParser pp = new PackageParser(); 11937 pp.setSeparateProcesses(mSeparateProcesses); 11938 pp.setDisplayMetrics(mMetrics); 11939 11940 final PackageParser.Package pkg; 11941 try { 11942 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11943 } catch (PackageParserException e) { 11944 res.setError("Failed parse during installPackageLI", e); 11945 return; 11946 } 11947 11948 // Mark that we have an install time CPU ABI override. 11949 pkg.cpuAbiOverride = args.abiOverride; 11950 11951 String pkgName = res.name = pkg.packageName; 11952 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11953 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11954 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11955 return; 11956 } 11957 } 11958 11959 try { 11960 pp.collectCertificates(pkg, parseFlags); 11961 pp.collectManifestDigest(pkg); 11962 } catch (PackageParserException e) { 11963 res.setError("Failed collect during installPackageLI", e); 11964 return; 11965 } 11966 11967 /* If the installer passed in a manifest digest, compare it now. */ 11968 if (args.manifestDigest != null) { 11969 if (DEBUG_INSTALL) { 11970 final String parsedManifest = pkg.manifestDigest == null ? "null" 11971 : pkg.manifestDigest.toString(); 11972 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11973 + parsedManifest); 11974 } 11975 11976 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11977 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11978 return; 11979 } 11980 } else if (DEBUG_INSTALL) { 11981 final String parsedManifest = pkg.manifestDigest == null 11982 ? "null" : pkg.manifestDigest.toString(); 11983 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11984 } 11985 11986 // Get rid of all references to package scan path via parser. 11987 pp = null; 11988 String oldCodePath = null; 11989 boolean systemApp = false; 11990 synchronized (mPackages) { 11991 // Check if installing already existing package 11992 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11993 String oldName = mSettings.mRenamedPackages.get(pkgName); 11994 if (pkg.mOriginalPackages != null 11995 && pkg.mOriginalPackages.contains(oldName) 11996 && mPackages.containsKey(oldName)) { 11997 // This package is derived from an original package, 11998 // and this device has been updating from that original 11999 // name. We must continue using the original name, so 12000 // rename the new package here. 12001 pkg.setPackageName(oldName); 12002 pkgName = pkg.packageName; 12003 replace = true; 12004 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12005 + oldName + " pkgName=" + pkgName); 12006 } else if (mPackages.containsKey(pkgName)) { 12007 // This package, under its official name, already exists 12008 // on the device; we should replace it. 12009 replace = true; 12010 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12011 } 12012 12013 // Prevent apps opting out from runtime permissions 12014 if (replace) { 12015 PackageParser.Package oldPackage = mPackages.get(pkgName); 12016 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12017 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12018 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12019 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12020 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12021 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12022 + " doesn't support runtime permissions but the old" 12023 + " target SDK " + oldTargetSdk + " does."); 12024 return; 12025 } 12026 } 12027 } 12028 12029 PackageSetting ps = mSettings.mPackages.get(pkgName); 12030 if (ps != null) { 12031 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12032 12033 // Quick sanity check that we're signed correctly if updating; 12034 // we'll check this again later when scanning, but we want to 12035 // bail early here before tripping over redefined permissions. 12036 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12037 if (!checkUpgradeKeySetLP(ps, pkg)) { 12038 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12039 + pkg.packageName + " upgrade keys do not match the " 12040 + "previously installed version"); 12041 return; 12042 } 12043 } else { 12044 try { 12045 verifySignaturesLP(ps, pkg); 12046 } catch (PackageManagerException e) { 12047 res.setError(e.error, e.getMessage()); 12048 return; 12049 } 12050 } 12051 12052 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12053 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12054 systemApp = (ps.pkg.applicationInfo.flags & 12055 ApplicationInfo.FLAG_SYSTEM) != 0; 12056 } 12057 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12058 } 12059 12060 // Check whether the newly-scanned package wants to define an already-defined perm 12061 int N = pkg.permissions.size(); 12062 for (int i = N-1; i >= 0; i--) { 12063 PackageParser.Permission perm = pkg.permissions.get(i); 12064 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12065 if (bp != null) { 12066 // If the defining package is signed with our cert, it's okay. This 12067 // also includes the "updating the same package" case, of course. 12068 // "updating same package" could also involve key-rotation. 12069 final boolean sigsOk; 12070 if (bp.sourcePackage.equals(pkg.packageName) 12071 && (bp.packageSetting instanceof PackageSetting) 12072 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12073 scanFlags))) { 12074 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12075 } else { 12076 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12077 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12078 } 12079 if (!sigsOk) { 12080 // If the owning package is the system itself, we log but allow 12081 // install to proceed; we fail the install on all other permission 12082 // redefinitions. 12083 if (!bp.sourcePackage.equals("android")) { 12084 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12085 + pkg.packageName + " attempting to redeclare permission " 12086 + perm.info.name + " already owned by " + bp.sourcePackage); 12087 res.origPermission = perm.info.name; 12088 res.origPackage = bp.sourcePackage; 12089 return; 12090 } else { 12091 Slog.w(TAG, "Package " + pkg.packageName 12092 + " attempting to redeclare system permission " 12093 + perm.info.name + "; ignoring new declaration"); 12094 pkg.permissions.remove(i); 12095 } 12096 } 12097 } 12098 } 12099 12100 } 12101 12102 if (systemApp && onExternal) { 12103 // Disable updates to system apps on sdcard 12104 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12105 "Cannot install updates to system apps on sdcard"); 12106 return; 12107 } 12108 12109 if (args.move != null) { 12110 // We did an in-place move, so dex is ready to roll 12111 scanFlags |= SCAN_NO_DEX; 12112 scanFlags |= SCAN_MOVE; 12113 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12114 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12115 scanFlags |= SCAN_NO_DEX; 12116 12117 try { 12118 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12119 true /* extract libs */); 12120 } catch (PackageManagerException pme) { 12121 Slog.e(TAG, "Error deriving application ABI", pme); 12122 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12123 return; 12124 } 12125 12126 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12127 int result = mPackageDexOptimizer 12128 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12129 false /* defer */, false /* inclDependencies */); 12130 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12131 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12132 return; 12133 } 12134 } 12135 12136 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12137 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12138 return; 12139 } 12140 12141 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12142 12143 if (replace) { 12144 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12145 installerPackageName, volumeUuid, res); 12146 } else { 12147 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12148 args.user, installerPackageName, volumeUuid, res); 12149 } 12150 synchronized (mPackages) { 12151 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12152 if (ps != null) { 12153 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12154 } 12155 } 12156 } 12157 12158 private void startIntentFilterVerifications(int userId, boolean replacing, 12159 PackageParser.Package pkg) { 12160 if (mIntentFilterVerifierComponent == null) { 12161 Slog.w(TAG, "No IntentFilter verification will not be done as " 12162 + "there is no IntentFilterVerifier available!"); 12163 return; 12164 } 12165 12166 final int verifierUid = getPackageUid( 12167 mIntentFilterVerifierComponent.getPackageName(), 12168 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12169 12170 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12171 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12172 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12173 mHandler.sendMessage(msg); 12174 } 12175 12176 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12177 PackageParser.Package pkg) { 12178 int size = pkg.activities.size(); 12179 if (size == 0) { 12180 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12181 "No activity, so no need to verify any IntentFilter!"); 12182 return; 12183 } 12184 12185 final boolean hasDomainURLs = hasDomainURLs(pkg); 12186 if (!hasDomainURLs) { 12187 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12188 "No domain URLs, so no need to verify any IntentFilter!"); 12189 return; 12190 } 12191 12192 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12193 + " if any IntentFilter from the " + size 12194 + " Activities needs verification ..."); 12195 12196 int count = 0; 12197 final String packageName = pkg.packageName; 12198 12199 synchronized (mPackages) { 12200 // If this is a new install and we see that we've already run verification for this 12201 // package, we have nothing to do: it means the state was restored from backup. 12202 if (!replacing) { 12203 IntentFilterVerificationInfo ivi = 12204 mSettings.getIntentFilterVerificationLPr(packageName); 12205 if (ivi != null) { 12206 if (DEBUG_DOMAIN_VERIFICATION) { 12207 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12208 + ivi.getStatusString()); 12209 } 12210 return; 12211 } 12212 } 12213 12214 // If any filters need to be verified, then all need to be. 12215 boolean needToVerify = false; 12216 for (PackageParser.Activity a : pkg.activities) { 12217 for (ActivityIntentInfo filter : a.intents) { 12218 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12219 if (DEBUG_DOMAIN_VERIFICATION) { 12220 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12221 } 12222 needToVerify = true; 12223 break; 12224 } 12225 } 12226 } 12227 12228 if (needToVerify) { 12229 final int verificationId = mIntentFilterVerificationToken++; 12230 for (PackageParser.Activity a : pkg.activities) { 12231 for (ActivityIntentInfo filter : a.intents) { 12232 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12233 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12234 "Verification needed for IntentFilter:" + filter.toString()); 12235 mIntentFilterVerifier.addOneIntentFilterVerification( 12236 verifierUid, userId, verificationId, filter, packageName); 12237 count++; 12238 } 12239 } 12240 } 12241 } 12242 } 12243 12244 if (count > 0) { 12245 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12246 + " IntentFilter verification" + (count > 1 ? "s" : "") 12247 + " for userId:" + userId); 12248 mIntentFilterVerifier.startVerifications(userId); 12249 } else { 12250 if (DEBUG_DOMAIN_VERIFICATION) { 12251 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12252 } 12253 } 12254 } 12255 12256 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12257 final ComponentName cn = filter.activity.getComponentName(); 12258 final String packageName = cn.getPackageName(); 12259 12260 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12261 packageName); 12262 if (ivi == null) { 12263 return true; 12264 } 12265 int status = ivi.getStatus(); 12266 switch (status) { 12267 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12268 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12269 return true; 12270 12271 default: 12272 // Nothing to do 12273 return false; 12274 } 12275 } 12276 12277 private static boolean isMultiArch(PackageSetting ps) { 12278 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12279 } 12280 12281 private static boolean isMultiArch(ApplicationInfo info) { 12282 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12283 } 12284 12285 private static boolean isExternal(PackageParser.Package pkg) { 12286 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12287 } 12288 12289 private static boolean isExternal(PackageSetting ps) { 12290 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12291 } 12292 12293 private static boolean isExternal(ApplicationInfo info) { 12294 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12295 } 12296 12297 private static boolean isSystemApp(PackageParser.Package pkg) { 12298 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12299 } 12300 12301 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12302 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12303 } 12304 12305 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12306 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12307 } 12308 12309 private static boolean isSystemApp(PackageSetting ps) { 12310 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12311 } 12312 12313 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12314 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12315 } 12316 12317 private int packageFlagsToInstallFlags(PackageSetting ps) { 12318 int installFlags = 0; 12319 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12320 // This existing package was an external ASEC install when we have 12321 // the external flag without a UUID 12322 installFlags |= PackageManager.INSTALL_EXTERNAL; 12323 } 12324 if (ps.isForwardLocked()) { 12325 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12326 } 12327 return installFlags; 12328 } 12329 12330 private void deleteTempPackageFiles() { 12331 final FilenameFilter filter = new FilenameFilter() { 12332 public boolean accept(File dir, String name) { 12333 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12334 } 12335 }; 12336 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12337 file.delete(); 12338 } 12339 } 12340 12341 @Override 12342 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12343 int flags) { 12344 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12345 flags); 12346 } 12347 12348 @Override 12349 public void deletePackage(final String packageName, 12350 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12351 mContext.enforceCallingOrSelfPermission( 12352 android.Manifest.permission.DELETE_PACKAGES, null); 12353 Preconditions.checkNotNull(packageName); 12354 Preconditions.checkNotNull(observer); 12355 final int uid = Binder.getCallingUid(); 12356 if (UserHandle.getUserId(uid) != userId) { 12357 mContext.enforceCallingPermission( 12358 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12359 "deletePackage for user " + userId); 12360 } 12361 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12362 try { 12363 observer.onPackageDeleted(packageName, 12364 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12365 } catch (RemoteException re) { 12366 } 12367 return; 12368 } 12369 12370 boolean uninstallBlocked = false; 12371 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12372 int[] users = sUserManager.getUserIds(); 12373 for (int i = 0; i < users.length; ++i) { 12374 if (getBlockUninstallForUser(packageName, users[i])) { 12375 uninstallBlocked = true; 12376 break; 12377 } 12378 } 12379 } else { 12380 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12381 } 12382 if (uninstallBlocked) { 12383 try { 12384 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12385 null); 12386 } catch (RemoteException re) { 12387 } 12388 return; 12389 } 12390 12391 if (DEBUG_REMOVE) { 12392 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12393 } 12394 // Queue up an async operation since the package deletion may take a little while. 12395 mHandler.post(new Runnable() { 12396 public void run() { 12397 mHandler.removeCallbacks(this); 12398 final int returnCode = deletePackageX(packageName, userId, flags); 12399 if (observer != null) { 12400 try { 12401 observer.onPackageDeleted(packageName, returnCode, null); 12402 } catch (RemoteException e) { 12403 Log.i(TAG, "Observer no longer exists."); 12404 } //end catch 12405 } //end if 12406 } //end run 12407 }); 12408 } 12409 12410 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12411 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12412 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12413 try { 12414 if (dpm != null) { 12415 if (dpm.isDeviceOwner(packageName)) { 12416 return true; 12417 } 12418 int[] users; 12419 if (userId == UserHandle.USER_ALL) { 12420 users = sUserManager.getUserIds(); 12421 } else { 12422 users = new int[]{userId}; 12423 } 12424 for (int i = 0; i < users.length; ++i) { 12425 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12426 return true; 12427 } 12428 } 12429 } 12430 } catch (RemoteException e) { 12431 } 12432 return false; 12433 } 12434 12435 /** 12436 * This method is an internal method that could be get invoked either 12437 * to delete an installed package or to clean up a failed installation. 12438 * After deleting an installed package, a broadcast is sent to notify any 12439 * listeners that the package has been installed. For cleaning up a failed 12440 * installation, the broadcast is not necessary since the package's 12441 * installation wouldn't have sent the initial broadcast either 12442 * The key steps in deleting a package are 12443 * deleting the package information in internal structures like mPackages, 12444 * deleting the packages base directories through installd 12445 * updating mSettings to reflect current status 12446 * persisting settings for later use 12447 * sending a broadcast if necessary 12448 */ 12449 private int deletePackageX(String packageName, int userId, int flags) { 12450 final PackageRemovedInfo info = new PackageRemovedInfo(); 12451 final boolean res; 12452 12453 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12454 ? UserHandle.ALL : new UserHandle(userId); 12455 12456 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12457 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12458 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12459 } 12460 12461 boolean removedForAllUsers = false; 12462 boolean systemUpdate = false; 12463 12464 // for the uninstall-updates case and restricted profiles, remember the per- 12465 // userhandle installed state 12466 int[] allUsers; 12467 boolean[] perUserInstalled; 12468 synchronized (mPackages) { 12469 PackageSetting ps = mSettings.mPackages.get(packageName); 12470 allUsers = sUserManager.getUserIds(); 12471 perUserInstalled = new boolean[allUsers.length]; 12472 for (int i = 0; i < allUsers.length; i++) { 12473 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12474 } 12475 } 12476 12477 synchronized (mInstallLock) { 12478 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12479 res = deletePackageLI(packageName, removeForUser, 12480 true, allUsers, perUserInstalled, 12481 flags | REMOVE_CHATTY, info, true); 12482 systemUpdate = info.isRemovedPackageSystemUpdate; 12483 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12484 removedForAllUsers = true; 12485 } 12486 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12487 + " removedForAllUsers=" + removedForAllUsers); 12488 } 12489 12490 if (res) { 12491 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12492 12493 // If the removed package was a system update, the old system package 12494 // was re-enabled; we need to broadcast this information 12495 if (systemUpdate) { 12496 Bundle extras = new Bundle(1); 12497 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12498 ? info.removedAppId : info.uid); 12499 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12500 12501 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12502 extras, null, null, null); 12503 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12504 extras, null, null, null); 12505 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12506 null, packageName, null, null); 12507 } 12508 } 12509 // Force a gc here. 12510 Runtime.getRuntime().gc(); 12511 // Delete the resources here after sending the broadcast to let 12512 // other processes clean up before deleting resources. 12513 if (info.args != null) { 12514 synchronized (mInstallLock) { 12515 info.args.doPostDeleteLI(true); 12516 } 12517 } 12518 12519 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12520 } 12521 12522 class PackageRemovedInfo { 12523 String removedPackage; 12524 int uid = -1; 12525 int removedAppId = -1; 12526 int[] removedUsers = null; 12527 boolean isRemovedPackageSystemUpdate = false; 12528 // Clean up resources deleted packages. 12529 InstallArgs args = null; 12530 12531 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12532 Bundle extras = new Bundle(1); 12533 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12534 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12535 if (replacing) { 12536 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12537 } 12538 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12539 if (removedPackage != null) { 12540 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12541 extras, null, null, removedUsers); 12542 if (fullRemove && !replacing) { 12543 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12544 extras, null, null, removedUsers); 12545 } 12546 } 12547 if (removedAppId >= 0) { 12548 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12549 removedUsers); 12550 } 12551 } 12552 } 12553 12554 /* 12555 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12556 * flag is not set, the data directory is removed as well. 12557 * make sure this flag is set for partially installed apps. If not its meaningless to 12558 * delete a partially installed application. 12559 */ 12560 private void removePackageDataLI(PackageSetting ps, 12561 int[] allUserHandles, boolean[] perUserInstalled, 12562 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12563 String packageName = ps.name; 12564 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12565 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12566 // Retrieve object to delete permissions for shared user later on 12567 final PackageSetting deletedPs; 12568 // reader 12569 synchronized (mPackages) { 12570 deletedPs = mSettings.mPackages.get(packageName); 12571 if (outInfo != null) { 12572 outInfo.removedPackage = packageName; 12573 outInfo.removedUsers = deletedPs != null 12574 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12575 : null; 12576 } 12577 } 12578 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12579 removeDataDirsLI(ps.volumeUuid, packageName); 12580 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12581 } 12582 // writer 12583 synchronized (mPackages) { 12584 if (deletedPs != null) { 12585 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12586 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12587 clearDefaultBrowserIfNeeded(packageName); 12588 if (outInfo != null) { 12589 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12590 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12591 } 12592 updatePermissionsLPw(deletedPs.name, null, 0); 12593 if (deletedPs.sharedUser != null) { 12594 // Remove permissions associated with package. Since runtime 12595 // permissions are per user we have to kill the removed package 12596 // or packages running under the shared user of the removed 12597 // package if revoking the permissions requested only by the removed 12598 // package is successful and this causes a change in gids. 12599 for (int userId : UserManagerService.getInstance().getUserIds()) { 12600 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12601 userId); 12602 if (userIdToKill == UserHandle.USER_ALL 12603 || userIdToKill >= UserHandle.USER_OWNER) { 12604 // If gids changed for this user, kill all affected packages. 12605 mHandler.post(new Runnable() { 12606 @Override 12607 public void run() { 12608 // This has to happen with no lock held. 12609 killSettingPackagesForUser(deletedPs, userIdToKill, 12610 KILL_APP_REASON_GIDS_CHANGED); 12611 } 12612 }); 12613 break; 12614 } 12615 } 12616 } 12617 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12618 } 12619 // make sure to preserve per-user disabled state if this removal was just 12620 // a downgrade of a system app to the factory package 12621 if (allUserHandles != null && perUserInstalled != null) { 12622 if (DEBUG_REMOVE) { 12623 Slog.d(TAG, "Propagating install state across downgrade"); 12624 } 12625 for (int i = 0; i < allUserHandles.length; i++) { 12626 if (DEBUG_REMOVE) { 12627 Slog.d(TAG, " user " + allUserHandles[i] 12628 + " => " + perUserInstalled[i]); 12629 } 12630 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12631 } 12632 } 12633 } 12634 // can downgrade to reader 12635 if (writeSettings) { 12636 // Save settings now 12637 mSettings.writeLPr(); 12638 } 12639 } 12640 if (outInfo != null) { 12641 // A user ID was deleted here. Go through all users and remove it 12642 // from KeyStore. 12643 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12644 } 12645 } 12646 12647 static boolean locationIsPrivileged(File path) { 12648 try { 12649 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12650 .getCanonicalPath(); 12651 return path.getCanonicalPath().startsWith(privilegedAppDir); 12652 } catch (IOException e) { 12653 Slog.e(TAG, "Unable to access code path " + path); 12654 } 12655 return false; 12656 } 12657 12658 /* 12659 * Tries to delete system package. 12660 */ 12661 private boolean deleteSystemPackageLI(PackageSetting newPs, 12662 int[] allUserHandles, boolean[] perUserInstalled, 12663 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12664 final boolean applyUserRestrictions 12665 = (allUserHandles != null) && (perUserInstalled != null); 12666 PackageSetting disabledPs = null; 12667 // Confirm if the system package has been updated 12668 // An updated system app can be deleted. This will also have to restore 12669 // the system pkg from system partition 12670 // reader 12671 synchronized (mPackages) { 12672 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12673 } 12674 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12675 + " disabledPs=" + disabledPs); 12676 if (disabledPs == null) { 12677 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12678 return false; 12679 } else if (DEBUG_REMOVE) { 12680 Slog.d(TAG, "Deleting system pkg from data partition"); 12681 } 12682 if (DEBUG_REMOVE) { 12683 if (applyUserRestrictions) { 12684 Slog.d(TAG, "Remembering install states:"); 12685 for (int i = 0; i < allUserHandles.length; i++) { 12686 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12687 } 12688 } 12689 } 12690 // Delete the updated package 12691 outInfo.isRemovedPackageSystemUpdate = true; 12692 if (disabledPs.versionCode < newPs.versionCode) { 12693 // Delete data for downgrades 12694 flags &= ~PackageManager.DELETE_KEEP_DATA; 12695 } else { 12696 // Preserve data by setting flag 12697 flags |= PackageManager.DELETE_KEEP_DATA; 12698 } 12699 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12700 allUserHandles, perUserInstalled, outInfo, writeSettings); 12701 if (!ret) { 12702 return false; 12703 } 12704 // writer 12705 synchronized (mPackages) { 12706 // Reinstate the old system package 12707 mSettings.enableSystemPackageLPw(newPs.name); 12708 // Remove any native libraries from the upgraded package. 12709 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12710 } 12711 // Install the system package 12712 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12713 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12714 if (locationIsPrivileged(disabledPs.codePath)) { 12715 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12716 } 12717 12718 final PackageParser.Package newPkg; 12719 try { 12720 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12721 } catch (PackageManagerException e) { 12722 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12723 return false; 12724 } 12725 12726 // writer 12727 synchronized (mPackages) { 12728 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12729 updatePermissionsLPw(newPkg.packageName, newPkg, 12730 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12731 if (applyUserRestrictions) { 12732 if (DEBUG_REMOVE) { 12733 Slog.d(TAG, "Propagating install state across reinstall"); 12734 } 12735 for (int i = 0; i < allUserHandles.length; i++) { 12736 if (DEBUG_REMOVE) { 12737 Slog.d(TAG, " user " + allUserHandles[i] 12738 + " => " + perUserInstalled[i]); 12739 } 12740 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12741 } 12742 // Regardless of writeSettings we need to ensure that this restriction 12743 // state propagation is persisted 12744 mSettings.writeAllUsersPackageRestrictionsLPr(); 12745 } 12746 // can downgrade to reader here 12747 if (writeSettings) { 12748 mSettings.writeLPr(); 12749 } 12750 } 12751 return true; 12752 } 12753 12754 private boolean deleteInstalledPackageLI(PackageSetting ps, 12755 boolean deleteCodeAndResources, int flags, 12756 int[] allUserHandles, boolean[] perUserInstalled, 12757 PackageRemovedInfo outInfo, boolean writeSettings) { 12758 if (outInfo != null) { 12759 outInfo.uid = ps.appId; 12760 } 12761 12762 // Delete package data from internal structures and also remove data if flag is set 12763 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12764 12765 // Delete application code and resources 12766 if (deleteCodeAndResources && (outInfo != null)) { 12767 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12768 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12769 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12770 } 12771 return true; 12772 } 12773 12774 @Override 12775 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12776 int userId) { 12777 mContext.enforceCallingOrSelfPermission( 12778 android.Manifest.permission.DELETE_PACKAGES, null); 12779 synchronized (mPackages) { 12780 PackageSetting ps = mSettings.mPackages.get(packageName); 12781 if (ps == null) { 12782 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12783 return false; 12784 } 12785 if (!ps.getInstalled(userId)) { 12786 // Can't block uninstall for an app that is not installed or enabled. 12787 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12788 return false; 12789 } 12790 ps.setBlockUninstall(blockUninstall, userId); 12791 mSettings.writePackageRestrictionsLPr(userId); 12792 } 12793 return true; 12794 } 12795 12796 @Override 12797 public boolean getBlockUninstallForUser(String packageName, int userId) { 12798 synchronized (mPackages) { 12799 PackageSetting ps = mSettings.mPackages.get(packageName); 12800 if (ps == null) { 12801 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12802 return false; 12803 } 12804 return ps.getBlockUninstall(userId); 12805 } 12806 } 12807 12808 /* 12809 * This method handles package deletion in general 12810 */ 12811 private boolean deletePackageLI(String packageName, UserHandle user, 12812 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12813 int flags, PackageRemovedInfo outInfo, 12814 boolean writeSettings) { 12815 if (packageName == null) { 12816 Slog.w(TAG, "Attempt to delete null packageName."); 12817 return false; 12818 } 12819 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12820 PackageSetting ps; 12821 boolean dataOnly = false; 12822 int removeUser = -1; 12823 int appId = -1; 12824 synchronized (mPackages) { 12825 ps = mSettings.mPackages.get(packageName); 12826 if (ps == null) { 12827 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12828 return false; 12829 } 12830 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12831 && user.getIdentifier() != UserHandle.USER_ALL) { 12832 // The caller is asking that the package only be deleted for a single 12833 // user. To do this, we just mark its uninstalled state and delete 12834 // its data. If this is a system app, we only allow this to happen if 12835 // they have set the special DELETE_SYSTEM_APP which requests different 12836 // semantics than normal for uninstalling system apps. 12837 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12838 ps.setUserState(user.getIdentifier(), 12839 COMPONENT_ENABLED_STATE_DEFAULT, 12840 false, //installed 12841 true, //stopped 12842 true, //notLaunched 12843 false, //hidden 12844 null, null, null, 12845 false, // blockUninstall 12846 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12847 if (!isSystemApp(ps)) { 12848 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12849 // Other user still have this package installed, so all 12850 // we need to do is clear this user's data and save that 12851 // it is uninstalled. 12852 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12853 removeUser = user.getIdentifier(); 12854 appId = ps.appId; 12855 scheduleWritePackageRestrictionsLocked(removeUser); 12856 } else { 12857 // We need to set it back to 'installed' so the uninstall 12858 // broadcasts will be sent correctly. 12859 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12860 ps.setInstalled(true, user.getIdentifier()); 12861 } 12862 } else { 12863 // This is a system app, so we assume that the 12864 // other users still have this package installed, so all 12865 // we need to do is clear this user's data and save that 12866 // it is uninstalled. 12867 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12868 removeUser = user.getIdentifier(); 12869 appId = ps.appId; 12870 scheduleWritePackageRestrictionsLocked(removeUser); 12871 } 12872 } 12873 } 12874 12875 if (removeUser >= 0) { 12876 // From above, we determined that we are deleting this only 12877 // for a single user. Continue the work here. 12878 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12879 if (outInfo != null) { 12880 outInfo.removedPackage = packageName; 12881 outInfo.removedAppId = appId; 12882 outInfo.removedUsers = new int[] {removeUser}; 12883 } 12884 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12885 removeKeystoreDataIfNeeded(removeUser, appId); 12886 schedulePackageCleaning(packageName, removeUser, false); 12887 synchronized (mPackages) { 12888 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12889 scheduleWritePackageRestrictionsLocked(removeUser); 12890 } 12891 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12892 removeUser); 12893 } 12894 return true; 12895 } 12896 12897 if (dataOnly) { 12898 // Delete application data first 12899 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12900 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12901 return true; 12902 } 12903 12904 boolean ret = false; 12905 if (isSystemApp(ps)) { 12906 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12907 // When an updated system application is deleted we delete the existing resources as well and 12908 // fall back to existing code in system partition 12909 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12910 flags, outInfo, writeSettings); 12911 } else { 12912 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12913 // Kill application pre-emptively especially for apps on sd. 12914 killApplication(packageName, ps.appId, "uninstall pkg"); 12915 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12916 allUserHandles, perUserInstalled, 12917 outInfo, writeSettings); 12918 } 12919 12920 return ret; 12921 } 12922 12923 private final class ClearStorageConnection implements ServiceConnection { 12924 IMediaContainerService mContainerService; 12925 12926 @Override 12927 public void onServiceConnected(ComponentName name, IBinder service) { 12928 synchronized (this) { 12929 mContainerService = IMediaContainerService.Stub.asInterface(service); 12930 notifyAll(); 12931 } 12932 } 12933 12934 @Override 12935 public void onServiceDisconnected(ComponentName name) { 12936 } 12937 } 12938 12939 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12940 final boolean mounted; 12941 if (Environment.isExternalStorageEmulated()) { 12942 mounted = true; 12943 } else { 12944 final String status = Environment.getExternalStorageState(); 12945 12946 mounted = status.equals(Environment.MEDIA_MOUNTED) 12947 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12948 } 12949 12950 if (!mounted) { 12951 return; 12952 } 12953 12954 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12955 int[] users; 12956 if (userId == UserHandle.USER_ALL) { 12957 users = sUserManager.getUserIds(); 12958 } else { 12959 users = new int[] { userId }; 12960 } 12961 final ClearStorageConnection conn = new ClearStorageConnection(); 12962 if (mContext.bindServiceAsUser( 12963 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12964 try { 12965 for (int curUser : users) { 12966 long timeout = SystemClock.uptimeMillis() + 5000; 12967 synchronized (conn) { 12968 long now = SystemClock.uptimeMillis(); 12969 while (conn.mContainerService == null && now < timeout) { 12970 try { 12971 conn.wait(timeout - now); 12972 } catch (InterruptedException e) { 12973 } 12974 } 12975 } 12976 if (conn.mContainerService == null) { 12977 return; 12978 } 12979 12980 final UserEnvironment userEnv = new UserEnvironment(curUser); 12981 clearDirectory(conn.mContainerService, 12982 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12983 if (allData) { 12984 clearDirectory(conn.mContainerService, 12985 userEnv.buildExternalStorageAppDataDirs(packageName)); 12986 clearDirectory(conn.mContainerService, 12987 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12988 } 12989 } 12990 } finally { 12991 mContext.unbindService(conn); 12992 } 12993 } 12994 } 12995 12996 @Override 12997 public void clearApplicationUserData(final String packageName, 12998 final IPackageDataObserver observer, final int userId) { 12999 mContext.enforceCallingOrSelfPermission( 13000 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13001 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13002 // Queue up an async operation since the package deletion may take a little while. 13003 mHandler.post(new Runnable() { 13004 public void run() { 13005 mHandler.removeCallbacks(this); 13006 final boolean succeeded; 13007 synchronized (mInstallLock) { 13008 succeeded = clearApplicationUserDataLI(packageName, userId); 13009 } 13010 clearExternalStorageDataSync(packageName, userId, true); 13011 if (succeeded) { 13012 // invoke DeviceStorageMonitor's update method to clear any notifications 13013 DeviceStorageMonitorInternal 13014 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13015 if (dsm != null) { 13016 dsm.checkMemory(); 13017 } 13018 } 13019 if(observer != null) { 13020 try { 13021 observer.onRemoveCompleted(packageName, succeeded); 13022 } catch (RemoteException e) { 13023 Log.i(TAG, "Observer no longer exists."); 13024 } 13025 } //end if observer 13026 } //end run 13027 }); 13028 } 13029 13030 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13031 if (packageName == null) { 13032 Slog.w(TAG, "Attempt to delete null packageName."); 13033 return false; 13034 } 13035 13036 // Try finding details about the requested package 13037 PackageParser.Package pkg; 13038 synchronized (mPackages) { 13039 pkg = mPackages.get(packageName); 13040 if (pkg == null) { 13041 final PackageSetting ps = mSettings.mPackages.get(packageName); 13042 if (ps != null) { 13043 pkg = ps.pkg; 13044 } 13045 } 13046 13047 if (pkg == null) { 13048 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13049 return false; 13050 } 13051 13052 PackageSetting ps = (PackageSetting) pkg.mExtras; 13053 PermissionsState permissionsState = ps.getPermissionsState(); 13054 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 13055 } 13056 13057 // Always delete data directories for package, even if we found no other 13058 // record of app. This helps users recover from UID mismatches without 13059 // resorting to a full data wipe. 13060 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13061 if (retCode < 0) { 13062 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13063 return false; 13064 } 13065 13066 final int appId = pkg.applicationInfo.uid; 13067 removeKeystoreDataIfNeeded(userId, appId); 13068 13069 // Create a native library symlink only if we have native libraries 13070 // and if the native libraries are 32 bit libraries. We do not provide 13071 // this symlink for 64 bit libraries. 13072 if (pkg.applicationInfo.primaryCpuAbi != null && 13073 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13074 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13075 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13076 nativeLibPath, userId) < 0) { 13077 Slog.w(TAG, "Failed linking native library dir"); 13078 return false; 13079 } 13080 } 13081 13082 return true; 13083 } 13084 13085 13086 /** 13087 * Revokes granted runtime permissions and clears resettable flags 13088 * which are flags that can be set by a user interaction. 13089 * 13090 * @param permissionsState The permission state to reset. 13091 * @param userId The device user for which to do a reset. 13092 */ 13093 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13094 PermissionsState permissionsState, int userId) { 13095 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13096 | PackageManager.FLAG_PERMISSION_USER_FIXED 13097 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13098 13099 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13100 } 13101 13102 /** 13103 * Revokes granted runtime permissions and clears all flags. 13104 * 13105 * @param permissionsState The permission state to reset. 13106 * @param userId The device user for which to do a reset. 13107 */ 13108 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13109 PermissionsState permissionsState, int userId) { 13110 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13111 PackageManager.MASK_PERMISSION_FLAGS); 13112 } 13113 13114 /** 13115 * Revokes granted runtime permissions and clears certain flags. 13116 * 13117 * @param permissionsState The permission state to reset. 13118 * @param userId The device user for which to do a reset. 13119 * @param flags The flags that is going to be reset. 13120 */ 13121 private void revokeRuntimePermissionsAndClearFlagsLocked( 13122 PermissionsState permissionsState, final int userId, int flags) { 13123 boolean needsWrite = false; 13124 13125 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13126 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13127 if (bp != null) { 13128 permissionsState.revokeRuntimePermission(bp, userId); 13129 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13130 needsWrite = true; 13131 } 13132 } 13133 13134 // Ensure default permissions are never cleared. 13135 mHandler.post(new Runnable() { 13136 @Override 13137 public void run() { 13138 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13139 } 13140 }); 13141 13142 if (needsWrite) { 13143 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13144 } 13145 } 13146 13147 /** 13148 * Remove entries from the keystore daemon. Will only remove it if the 13149 * {@code appId} is valid. 13150 */ 13151 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13152 if (appId < 0) { 13153 return; 13154 } 13155 13156 final KeyStore keyStore = KeyStore.getInstance(); 13157 if (keyStore != null) { 13158 if (userId == UserHandle.USER_ALL) { 13159 for (final int individual : sUserManager.getUserIds()) { 13160 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13161 } 13162 } else { 13163 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13164 } 13165 } else { 13166 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13167 } 13168 } 13169 13170 @Override 13171 public void deleteApplicationCacheFiles(final String packageName, 13172 final IPackageDataObserver observer) { 13173 mContext.enforceCallingOrSelfPermission( 13174 android.Manifest.permission.DELETE_CACHE_FILES, null); 13175 // Queue up an async operation since the package deletion may take a little while. 13176 final int userId = UserHandle.getCallingUserId(); 13177 mHandler.post(new Runnable() { 13178 public void run() { 13179 mHandler.removeCallbacks(this); 13180 final boolean succeded; 13181 synchronized (mInstallLock) { 13182 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13183 } 13184 clearExternalStorageDataSync(packageName, userId, false); 13185 if (observer != null) { 13186 try { 13187 observer.onRemoveCompleted(packageName, succeded); 13188 } catch (RemoteException e) { 13189 Log.i(TAG, "Observer no longer exists."); 13190 } 13191 } //end if observer 13192 } //end run 13193 }); 13194 } 13195 13196 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13197 if (packageName == null) { 13198 Slog.w(TAG, "Attempt to delete null packageName."); 13199 return false; 13200 } 13201 PackageParser.Package p; 13202 synchronized (mPackages) { 13203 p = mPackages.get(packageName); 13204 } 13205 if (p == null) { 13206 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13207 return false; 13208 } 13209 final ApplicationInfo applicationInfo = p.applicationInfo; 13210 if (applicationInfo == null) { 13211 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13212 return false; 13213 } 13214 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13215 if (retCode < 0) { 13216 Slog.w(TAG, "Couldn't remove cache files for package: " 13217 + packageName + " u" + userId); 13218 return false; 13219 } 13220 return true; 13221 } 13222 13223 @Override 13224 public void getPackageSizeInfo(final String packageName, int userHandle, 13225 final IPackageStatsObserver observer) { 13226 mContext.enforceCallingOrSelfPermission( 13227 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13228 if (packageName == null) { 13229 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13230 } 13231 13232 PackageStats stats = new PackageStats(packageName, userHandle); 13233 13234 /* 13235 * Queue up an async operation since the package measurement may take a 13236 * little while. 13237 */ 13238 Message msg = mHandler.obtainMessage(INIT_COPY); 13239 msg.obj = new MeasureParams(stats, observer); 13240 mHandler.sendMessage(msg); 13241 } 13242 13243 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13244 PackageStats pStats) { 13245 if (packageName == null) { 13246 Slog.w(TAG, "Attempt to get size of null packageName."); 13247 return false; 13248 } 13249 PackageParser.Package p; 13250 boolean dataOnly = false; 13251 String libDirRoot = null; 13252 String asecPath = null; 13253 PackageSetting ps = null; 13254 synchronized (mPackages) { 13255 p = mPackages.get(packageName); 13256 ps = mSettings.mPackages.get(packageName); 13257 if(p == null) { 13258 dataOnly = true; 13259 if((ps == null) || (ps.pkg == null)) { 13260 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13261 return false; 13262 } 13263 p = ps.pkg; 13264 } 13265 if (ps != null) { 13266 libDirRoot = ps.legacyNativeLibraryPathString; 13267 } 13268 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13269 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13270 if (secureContainerId != null) { 13271 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13272 } 13273 } 13274 } 13275 String publicSrcDir = null; 13276 if(!dataOnly) { 13277 final ApplicationInfo applicationInfo = p.applicationInfo; 13278 if (applicationInfo == null) { 13279 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13280 return false; 13281 } 13282 if (p.isForwardLocked()) { 13283 publicSrcDir = applicationInfo.getBaseResourcePath(); 13284 } 13285 } 13286 // TODO: extend to measure size of split APKs 13287 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13288 // not just the first level. 13289 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13290 // just the primary. 13291 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13292 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13293 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13294 if (res < 0) { 13295 return false; 13296 } 13297 13298 // Fix-up for forward-locked applications in ASEC containers. 13299 if (!isExternal(p)) { 13300 pStats.codeSize += pStats.externalCodeSize; 13301 pStats.externalCodeSize = 0L; 13302 } 13303 13304 return true; 13305 } 13306 13307 13308 @Override 13309 public void addPackageToPreferred(String packageName) { 13310 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13311 } 13312 13313 @Override 13314 public void removePackageFromPreferred(String packageName) { 13315 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13316 } 13317 13318 @Override 13319 public List<PackageInfo> getPreferredPackages(int flags) { 13320 return new ArrayList<PackageInfo>(); 13321 } 13322 13323 private int getUidTargetSdkVersionLockedLPr(int uid) { 13324 Object obj = mSettings.getUserIdLPr(uid); 13325 if (obj instanceof SharedUserSetting) { 13326 final SharedUserSetting sus = (SharedUserSetting) obj; 13327 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13328 final Iterator<PackageSetting> it = sus.packages.iterator(); 13329 while (it.hasNext()) { 13330 final PackageSetting ps = it.next(); 13331 if (ps.pkg != null) { 13332 int v = ps.pkg.applicationInfo.targetSdkVersion; 13333 if (v < vers) vers = v; 13334 } 13335 } 13336 return vers; 13337 } else if (obj instanceof PackageSetting) { 13338 final PackageSetting ps = (PackageSetting) obj; 13339 if (ps.pkg != null) { 13340 return ps.pkg.applicationInfo.targetSdkVersion; 13341 } 13342 } 13343 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13344 } 13345 13346 @Override 13347 public void addPreferredActivity(IntentFilter filter, int match, 13348 ComponentName[] set, ComponentName activity, int userId) { 13349 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13350 "Adding preferred"); 13351 } 13352 13353 private void addPreferredActivityInternal(IntentFilter filter, int match, 13354 ComponentName[] set, ComponentName activity, boolean always, int userId, 13355 String opname) { 13356 // writer 13357 int callingUid = Binder.getCallingUid(); 13358 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13359 if (filter.countActions() == 0) { 13360 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13361 return; 13362 } 13363 synchronized (mPackages) { 13364 if (mContext.checkCallingOrSelfPermission( 13365 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13366 != PackageManager.PERMISSION_GRANTED) { 13367 if (getUidTargetSdkVersionLockedLPr(callingUid) 13368 < Build.VERSION_CODES.FROYO) { 13369 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13370 + callingUid); 13371 return; 13372 } 13373 mContext.enforceCallingOrSelfPermission( 13374 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13375 } 13376 13377 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13378 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13379 + userId + ":"); 13380 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13381 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13382 scheduleWritePackageRestrictionsLocked(userId); 13383 } 13384 } 13385 13386 @Override 13387 public void replacePreferredActivity(IntentFilter filter, int match, 13388 ComponentName[] set, ComponentName activity, int userId) { 13389 if (filter.countActions() != 1) { 13390 throw new IllegalArgumentException( 13391 "replacePreferredActivity expects filter to have only 1 action."); 13392 } 13393 if (filter.countDataAuthorities() != 0 13394 || filter.countDataPaths() != 0 13395 || filter.countDataSchemes() > 1 13396 || filter.countDataTypes() != 0) { 13397 throw new IllegalArgumentException( 13398 "replacePreferredActivity expects filter to have no data authorities, " + 13399 "paths, or types; and at most one scheme."); 13400 } 13401 13402 final int callingUid = Binder.getCallingUid(); 13403 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13404 synchronized (mPackages) { 13405 if (mContext.checkCallingOrSelfPermission( 13406 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13407 != PackageManager.PERMISSION_GRANTED) { 13408 if (getUidTargetSdkVersionLockedLPr(callingUid) 13409 < Build.VERSION_CODES.FROYO) { 13410 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13411 + Binder.getCallingUid()); 13412 return; 13413 } 13414 mContext.enforceCallingOrSelfPermission( 13415 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13416 } 13417 13418 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13419 if (pir != null) { 13420 // Get all of the existing entries that exactly match this filter. 13421 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13422 if (existing != null && existing.size() == 1) { 13423 PreferredActivity cur = existing.get(0); 13424 if (DEBUG_PREFERRED) { 13425 Slog.i(TAG, "Checking replace of preferred:"); 13426 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13427 if (!cur.mPref.mAlways) { 13428 Slog.i(TAG, " -- CUR; not mAlways!"); 13429 } else { 13430 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13431 Slog.i(TAG, " -- CUR: mSet=" 13432 + Arrays.toString(cur.mPref.mSetComponents)); 13433 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13434 Slog.i(TAG, " -- NEW: mMatch=" 13435 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13436 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13437 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13438 } 13439 } 13440 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13441 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13442 && cur.mPref.sameSet(set)) { 13443 // Setting the preferred activity to what it happens to be already 13444 if (DEBUG_PREFERRED) { 13445 Slog.i(TAG, "Replacing with same preferred activity " 13446 + cur.mPref.mShortComponent + " for user " 13447 + userId + ":"); 13448 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13449 } 13450 return; 13451 } 13452 } 13453 13454 if (existing != null) { 13455 if (DEBUG_PREFERRED) { 13456 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13457 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13458 } 13459 for (int i = 0; i < existing.size(); i++) { 13460 PreferredActivity pa = existing.get(i); 13461 if (DEBUG_PREFERRED) { 13462 Slog.i(TAG, "Removing existing preferred activity " 13463 + pa.mPref.mComponent + ":"); 13464 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13465 } 13466 pir.removeFilter(pa); 13467 } 13468 } 13469 } 13470 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13471 "Replacing preferred"); 13472 } 13473 } 13474 13475 @Override 13476 public void clearPackagePreferredActivities(String packageName) { 13477 final int uid = Binder.getCallingUid(); 13478 // writer 13479 synchronized (mPackages) { 13480 PackageParser.Package pkg = mPackages.get(packageName); 13481 if (pkg == null || pkg.applicationInfo.uid != uid) { 13482 if (mContext.checkCallingOrSelfPermission( 13483 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13484 != PackageManager.PERMISSION_GRANTED) { 13485 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13486 < Build.VERSION_CODES.FROYO) { 13487 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13488 + Binder.getCallingUid()); 13489 return; 13490 } 13491 mContext.enforceCallingOrSelfPermission( 13492 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13493 } 13494 } 13495 13496 int user = UserHandle.getCallingUserId(); 13497 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13498 scheduleWritePackageRestrictionsLocked(user); 13499 } 13500 } 13501 } 13502 13503 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13504 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13505 ArrayList<PreferredActivity> removed = null; 13506 boolean changed = false; 13507 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13508 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13509 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13510 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13511 continue; 13512 } 13513 Iterator<PreferredActivity> it = pir.filterIterator(); 13514 while (it.hasNext()) { 13515 PreferredActivity pa = it.next(); 13516 // Mark entry for removal only if it matches the package name 13517 // and the entry is of type "always". 13518 if (packageName == null || 13519 (pa.mPref.mComponent.getPackageName().equals(packageName) 13520 && pa.mPref.mAlways)) { 13521 if (removed == null) { 13522 removed = new ArrayList<PreferredActivity>(); 13523 } 13524 removed.add(pa); 13525 } 13526 } 13527 if (removed != null) { 13528 for (int j=0; j<removed.size(); j++) { 13529 PreferredActivity pa = removed.get(j); 13530 pir.removeFilter(pa); 13531 } 13532 changed = true; 13533 } 13534 } 13535 return changed; 13536 } 13537 13538 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13539 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13540 if (userId == UserHandle.USER_ALL) { 13541 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13542 sUserManager.getUserIds())) { 13543 for (int oneUserId : sUserManager.getUserIds()) { 13544 scheduleWritePackageRestrictionsLocked(oneUserId); 13545 } 13546 } 13547 } else { 13548 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13549 scheduleWritePackageRestrictionsLocked(userId); 13550 } 13551 } 13552 } 13553 13554 13555 void clearDefaultBrowserIfNeeded(String packageName) { 13556 for (int oneUserId : sUserManager.getUserIds()) { 13557 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13558 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13559 if (packageName.equals(defaultBrowserPackageName)) { 13560 setDefaultBrowserPackageName(null, oneUserId); 13561 } 13562 } 13563 } 13564 13565 @Override 13566 public void resetPreferredActivities(int userId) { 13567 mContext.enforceCallingOrSelfPermission( 13568 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13569 // writer 13570 synchronized (mPackages) { 13571 clearPackagePreferredActivitiesLPw(null, userId); 13572 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13573 applyFactoryDefaultBrowserLPw(userId); 13574 13575 scheduleWritePackageRestrictionsLocked(userId); 13576 } 13577 } 13578 13579 @Override 13580 public int getPreferredActivities(List<IntentFilter> outFilters, 13581 List<ComponentName> outActivities, String packageName) { 13582 13583 int num = 0; 13584 final int userId = UserHandle.getCallingUserId(); 13585 // reader 13586 synchronized (mPackages) { 13587 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13588 if (pir != null) { 13589 final Iterator<PreferredActivity> it = pir.filterIterator(); 13590 while (it.hasNext()) { 13591 final PreferredActivity pa = it.next(); 13592 if (packageName == null 13593 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13594 && pa.mPref.mAlways)) { 13595 if (outFilters != null) { 13596 outFilters.add(new IntentFilter(pa)); 13597 } 13598 if (outActivities != null) { 13599 outActivities.add(pa.mPref.mComponent); 13600 } 13601 } 13602 } 13603 } 13604 } 13605 13606 return num; 13607 } 13608 13609 @Override 13610 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13611 int userId) { 13612 int callingUid = Binder.getCallingUid(); 13613 if (callingUid != Process.SYSTEM_UID) { 13614 throw new SecurityException( 13615 "addPersistentPreferredActivity can only be run by the system"); 13616 } 13617 if (filter.countActions() == 0) { 13618 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13619 return; 13620 } 13621 synchronized (mPackages) { 13622 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13623 " :"); 13624 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13625 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13626 new PersistentPreferredActivity(filter, activity)); 13627 scheduleWritePackageRestrictionsLocked(userId); 13628 } 13629 } 13630 13631 @Override 13632 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13633 int callingUid = Binder.getCallingUid(); 13634 if (callingUid != Process.SYSTEM_UID) { 13635 throw new SecurityException( 13636 "clearPackagePersistentPreferredActivities can only be run by the system"); 13637 } 13638 ArrayList<PersistentPreferredActivity> removed = null; 13639 boolean changed = false; 13640 synchronized (mPackages) { 13641 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13642 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13643 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13644 .valueAt(i); 13645 if (userId != thisUserId) { 13646 continue; 13647 } 13648 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13649 while (it.hasNext()) { 13650 PersistentPreferredActivity ppa = it.next(); 13651 // Mark entry for removal only if it matches the package name. 13652 if (ppa.mComponent.getPackageName().equals(packageName)) { 13653 if (removed == null) { 13654 removed = new ArrayList<PersistentPreferredActivity>(); 13655 } 13656 removed.add(ppa); 13657 } 13658 } 13659 if (removed != null) { 13660 for (int j=0; j<removed.size(); j++) { 13661 PersistentPreferredActivity ppa = removed.get(j); 13662 ppir.removeFilter(ppa); 13663 } 13664 changed = true; 13665 } 13666 } 13667 13668 if (changed) { 13669 scheduleWritePackageRestrictionsLocked(userId); 13670 } 13671 } 13672 } 13673 13674 /** 13675 * Common machinery for picking apart a restored XML blob and passing 13676 * it to a caller-supplied functor to be applied to the running system. 13677 */ 13678 private void restoreFromXml(XmlPullParser parser, int userId, 13679 String expectedStartTag, BlobXmlRestorer functor) 13680 throws IOException, XmlPullParserException { 13681 int type; 13682 while ((type = parser.next()) != XmlPullParser.START_TAG 13683 && type != XmlPullParser.END_DOCUMENT) { 13684 } 13685 if (type != XmlPullParser.START_TAG) { 13686 // oops didn't find a start tag?! 13687 if (DEBUG_BACKUP) { 13688 Slog.e(TAG, "Didn't find start tag during restore"); 13689 } 13690 return; 13691 } 13692 13693 // this is supposed to be TAG_PREFERRED_BACKUP 13694 if (!expectedStartTag.equals(parser.getName())) { 13695 if (DEBUG_BACKUP) { 13696 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13697 } 13698 return; 13699 } 13700 13701 // skip interfering stuff, then we're aligned with the backing implementation 13702 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13703 functor.apply(parser, userId); 13704 } 13705 13706 private interface BlobXmlRestorer { 13707 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13708 } 13709 13710 /** 13711 * Non-Binder method, support for the backup/restore mechanism: write the 13712 * full set of preferred activities in its canonical XML format. Returns the 13713 * XML output as a byte array, or null if there is none. 13714 */ 13715 @Override 13716 public byte[] getPreferredActivityBackup(int userId) { 13717 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13718 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13719 } 13720 13721 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13722 try { 13723 final XmlSerializer serializer = new FastXmlSerializer(); 13724 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13725 serializer.startDocument(null, true); 13726 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13727 13728 synchronized (mPackages) { 13729 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13730 } 13731 13732 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13733 serializer.endDocument(); 13734 serializer.flush(); 13735 } catch (Exception e) { 13736 if (DEBUG_BACKUP) { 13737 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13738 } 13739 return null; 13740 } 13741 13742 return dataStream.toByteArray(); 13743 } 13744 13745 @Override 13746 public void restorePreferredActivities(byte[] backup, int userId) { 13747 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13748 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13749 } 13750 13751 try { 13752 final XmlPullParser parser = Xml.newPullParser(); 13753 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13754 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13755 new BlobXmlRestorer() { 13756 @Override 13757 public void apply(XmlPullParser parser, int userId) 13758 throws XmlPullParserException, IOException { 13759 synchronized (mPackages) { 13760 mSettings.readPreferredActivitiesLPw(parser, userId); 13761 } 13762 } 13763 } ); 13764 } catch (Exception e) { 13765 if (DEBUG_BACKUP) { 13766 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13767 } 13768 } 13769 } 13770 13771 /** 13772 * Non-Binder method, support for the backup/restore mechanism: write the 13773 * default browser (etc) settings in its canonical XML format. Returns the default 13774 * browser XML representation as a byte array, or null if there is none. 13775 */ 13776 @Override 13777 public byte[] getDefaultAppsBackup(int userId) { 13778 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13779 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13780 } 13781 13782 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13783 try { 13784 final XmlSerializer serializer = new FastXmlSerializer(); 13785 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13786 serializer.startDocument(null, true); 13787 serializer.startTag(null, TAG_DEFAULT_APPS); 13788 13789 synchronized (mPackages) { 13790 mSettings.writeDefaultAppsLPr(serializer, userId); 13791 } 13792 13793 serializer.endTag(null, TAG_DEFAULT_APPS); 13794 serializer.endDocument(); 13795 serializer.flush(); 13796 } catch (Exception e) { 13797 if (DEBUG_BACKUP) { 13798 Slog.e(TAG, "Unable to write default apps for backup", e); 13799 } 13800 return null; 13801 } 13802 13803 return dataStream.toByteArray(); 13804 } 13805 13806 @Override 13807 public void restoreDefaultApps(byte[] backup, int userId) { 13808 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13809 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13810 } 13811 13812 try { 13813 final XmlPullParser parser = Xml.newPullParser(); 13814 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13815 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13816 new BlobXmlRestorer() { 13817 @Override 13818 public void apply(XmlPullParser parser, int userId) 13819 throws XmlPullParserException, IOException { 13820 synchronized (mPackages) { 13821 mSettings.readDefaultAppsLPw(parser, userId); 13822 } 13823 } 13824 } ); 13825 } catch (Exception e) { 13826 if (DEBUG_BACKUP) { 13827 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13828 } 13829 } 13830 } 13831 13832 @Override 13833 public byte[] getIntentFilterVerificationBackup(int userId) { 13834 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13835 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13836 } 13837 13838 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13839 try { 13840 final XmlSerializer serializer = new FastXmlSerializer(); 13841 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13842 serializer.startDocument(null, true); 13843 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13844 13845 synchronized (mPackages) { 13846 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13847 } 13848 13849 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13850 serializer.endDocument(); 13851 serializer.flush(); 13852 } catch (Exception e) { 13853 if (DEBUG_BACKUP) { 13854 Slog.e(TAG, "Unable to write default apps for backup", e); 13855 } 13856 return null; 13857 } 13858 13859 return dataStream.toByteArray(); 13860 } 13861 13862 @Override 13863 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13864 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13865 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13866 } 13867 13868 try { 13869 final XmlPullParser parser = Xml.newPullParser(); 13870 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13871 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13872 new BlobXmlRestorer() { 13873 @Override 13874 public void apply(XmlPullParser parser, int userId) 13875 throws XmlPullParserException, IOException { 13876 synchronized (mPackages) { 13877 mSettings.readAllDomainVerificationsLPr(parser, userId); 13878 mSettings.writeLPr(); 13879 } 13880 } 13881 } ); 13882 } catch (Exception e) { 13883 if (DEBUG_BACKUP) { 13884 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13885 } 13886 } 13887 } 13888 13889 @Override 13890 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13891 int sourceUserId, int targetUserId, int flags) { 13892 mContext.enforceCallingOrSelfPermission( 13893 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13894 int callingUid = Binder.getCallingUid(); 13895 enforceOwnerRights(ownerPackage, callingUid); 13896 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13897 if (intentFilter.countActions() == 0) { 13898 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13899 return; 13900 } 13901 synchronized (mPackages) { 13902 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13903 ownerPackage, targetUserId, flags); 13904 CrossProfileIntentResolver resolver = 13905 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13906 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13907 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13908 if (existing != null) { 13909 int size = existing.size(); 13910 for (int i = 0; i < size; i++) { 13911 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13912 return; 13913 } 13914 } 13915 } 13916 resolver.addFilter(newFilter); 13917 scheduleWritePackageRestrictionsLocked(sourceUserId); 13918 } 13919 } 13920 13921 @Override 13922 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13923 mContext.enforceCallingOrSelfPermission( 13924 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13925 int callingUid = Binder.getCallingUid(); 13926 enforceOwnerRights(ownerPackage, callingUid); 13927 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13928 synchronized (mPackages) { 13929 CrossProfileIntentResolver resolver = 13930 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13931 ArraySet<CrossProfileIntentFilter> set = 13932 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13933 for (CrossProfileIntentFilter filter : set) { 13934 if (filter.getOwnerPackage().equals(ownerPackage)) { 13935 resolver.removeFilter(filter); 13936 } 13937 } 13938 scheduleWritePackageRestrictionsLocked(sourceUserId); 13939 } 13940 } 13941 13942 // Enforcing that callingUid is owning pkg on userId 13943 private void enforceOwnerRights(String pkg, int callingUid) { 13944 // The system owns everything. 13945 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13946 return; 13947 } 13948 int callingUserId = UserHandle.getUserId(callingUid); 13949 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13950 if (pi == null) { 13951 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13952 + callingUserId); 13953 } 13954 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13955 throw new SecurityException("Calling uid " + callingUid 13956 + " does not own package " + pkg); 13957 } 13958 } 13959 13960 @Override 13961 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13962 Intent intent = new Intent(Intent.ACTION_MAIN); 13963 intent.addCategory(Intent.CATEGORY_HOME); 13964 13965 final int callingUserId = UserHandle.getCallingUserId(); 13966 List<ResolveInfo> list = queryIntentActivities(intent, null, 13967 PackageManager.GET_META_DATA, callingUserId); 13968 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13969 true, false, false, callingUserId); 13970 13971 allHomeCandidates.clear(); 13972 if (list != null) { 13973 for (ResolveInfo ri : list) { 13974 allHomeCandidates.add(ri); 13975 } 13976 } 13977 return (preferred == null || preferred.activityInfo == null) 13978 ? null 13979 : new ComponentName(preferred.activityInfo.packageName, 13980 preferred.activityInfo.name); 13981 } 13982 13983 @Override 13984 public void setApplicationEnabledSetting(String appPackageName, 13985 int newState, int flags, int userId, String callingPackage) { 13986 if (!sUserManager.exists(userId)) return; 13987 if (callingPackage == null) { 13988 callingPackage = Integer.toString(Binder.getCallingUid()); 13989 } 13990 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13991 } 13992 13993 @Override 13994 public void setComponentEnabledSetting(ComponentName componentName, 13995 int newState, int flags, int userId) { 13996 if (!sUserManager.exists(userId)) return; 13997 setEnabledSetting(componentName.getPackageName(), 13998 componentName.getClassName(), newState, flags, userId, null); 13999 } 14000 14001 private void setEnabledSetting(final String packageName, String className, int newState, 14002 final int flags, int userId, String callingPackage) { 14003 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14004 || newState == COMPONENT_ENABLED_STATE_ENABLED 14005 || newState == COMPONENT_ENABLED_STATE_DISABLED 14006 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14007 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14008 throw new IllegalArgumentException("Invalid new component state: " 14009 + newState); 14010 } 14011 PackageSetting pkgSetting; 14012 final int uid = Binder.getCallingUid(); 14013 final int permission = mContext.checkCallingOrSelfPermission( 14014 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14015 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14016 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14017 boolean sendNow = false; 14018 boolean isApp = (className == null); 14019 String componentName = isApp ? packageName : className; 14020 int packageUid = -1; 14021 ArrayList<String> components; 14022 14023 // writer 14024 synchronized (mPackages) { 14025 pkgSetting = mSettings.mPackages.get(packageName); 14026 if (pkgSetting == null) { 14027 if (className == null) { 14028 throw new IllegalArgumentException( 14029 "Unknown package: " + packageName); 14030 } 14031 throw new IllegalArgumentException( 14032 "Unknown component: " + packageName 14033 + "/" + className); 14034 } 14035 // Allow root and verify that userId is not being specified by a different user 14036 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14037 throw new SecurityException( 14038 "Permission Denial: attempt to change component state from pid=" 14039 + Binder.getCallingPid() 14040 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14041 } 14042 if (className == null) { 14043 // We're dealing with an application/package level state change 14044 if (pkgSetting.getEnabled(userId) == newState) { 14045 // Nothing to do 14046 return; 14047 } 14048 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14049 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14050 // Don't care about who enables an app. 14051 callingPackage = null; 14052 } 14053 pkgSetting.setEnabled(newState, userId, callingPackage); 14054 // pkgSetting.pkg.mSetEnabled = newState; 14055 } else { 14056 // We're dealing with a component level state change 14057 // First, verify that this is a valid class name. 14058 PackageParser.Package pkg = pkgSetting.pkg; 14059 if (pkg == null || !pkg.hasComponentClassName(className)) { 14060 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14061 throw new IllegalArgumentException("Component class " + className 14062 + " does not exist in " + packageName); 14063 } else { 14064 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14065 + className + " does not exist in " + packageName); 14066 } 14067 } 14068 switch (newState) { 14069 case COMPONENT_ENABLED_STATE_ENABLED: 14070 if (!pkgSetting.enableComponentLPw(className, userId)) { 14071 return; 14072 } 14073 break; 14074 case COMPONENT_ENABLED_STATE_DISABLED: 14075 if (!pkgSetting.disableComponentLPw(className, userId)) { 14076 return; 14077 } 14078 break; 14079 case COMPONENT_ENABLED_STATE_DEFAULT: 14080 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14081 return; 14082 } 14083 break; 14084 default: 14085 Slog.e(TAG, "Invalid new component state: " + newState); 14086 return; 14087 } 14088 } 14089 scheduleWritePackageRestrictionsLocked(userId); 14090 components = mPendingBroadcasts.get(userId, packageName); 14091 final boolean newPackage = components == null; 14092 if (newPackage) { 14093 components = new ArrayList<String>(); 14094 } 14095 if (!components.contains(componentName)) { 14096 components.add(componentName); 14097 } 14098 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14099 sendNow = true; 14100 // Purge entry from pending broadcast list if another one exists already 14101 // since we are sending one right away. 14102 mPendingBroadcasts.remove(userId, packageName); 14103 } else { 14104 if (newPackage) { 14105 mPendingBroadcasts.put(userId, packageName, components); 14106 } 14107 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14108 // Schedule a message 14109 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14110 } 14111 } 14112 } 14113 14114 long callingId = Binder.clearCallingIdentity(); 14115 try { 14116 if (sendNow) { 14117 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14118 sendPackageChangedBroadcast(packageName, 14119 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14120 } 14121 } finally { 14122 Binder.restoreCallingIdentity(callingId); 14123 } 14124 } 14125 14126 private void sendPackageChangedBroadcast(String packageName, 14127 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14128 if (DEBUG_INSTALL) 14129 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14130 + componentNames); 14131 Bundle extras = new Bundle(4); 14132 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14133 String nameList[] = new String[componentNames.size()]; 14134 componentNames.toArray(nameList); 14135 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14136 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14137 extras.putInt(Intent.EXTRA_UID, packageUid); 14138 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14139 new int[] {UserHandle.getUserId(packageUid)}); 14140 } 14141 14142 @Override 14143 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14144 if (!sUserManager.exists(userId)) return; 14145 final int uid = Binder.getCallingUid(); 14146 final int permission = mContext.checkCallingOrSelfPermission( 14147 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14148 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14149 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14150 // writer 14151 synchronized (mPackages) { 14152 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14153 allowedByPermission, uid, userId)) { 14154 scheduleWritePackageRestrictionsLocked(userId); 14155 } 14156 } 14157 } 14158 14159 @Override 14160 public String getInstallerPackageName(String packageName) { 14161 // reader 14162 synchronized (mPackages) { 14163 return mSettings.getInstallerPackageNameLPr(packageName); 14164 } 14165 } 14166 14167 @Override 14168 public int getApplicationEnabledSetting(String packageName, int userId) { 14169 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14170 int uid = Binder.getCallingUid(); 14171 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14172 // reader 14173 synchronized (mPackages) { 14174 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14175 } 14176 } 14177 14178 @Override 14179 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14180 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14181 int uid = Binder.getCallingUid(); 14182 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14183 // reader 14184 synchronized (mPackages) { 14185 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14186 } 14187 } 14188 14189 @Override 14190 public void enterSafeMode() { 14191 enforceSystemOrRoot("Only the system can request entering safe mode"); 14192 14193 if (!mSystemReady) { 14194 mSafeMode = true; 14195 } 14196 } 14197 14198 @Override 14199 public void systemReady() { 14200 mSystemReady = true; 14201 14202 // Read the compatibilty setting when the system is ready. 14203 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14204 mContext.getContentResolver(), 14205 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14206 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14207 if (DEBUG_SETTINGS) { 14208 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14209 } 14210 14211 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14212 14213 synchronized (mPackages) { 14214 // Verify that all of the preferred activity components actually 14215 // exist. It is possible for applications to be updated and at 14216 // that point remove a previously declared activity component that 14217 // had been set as a preferred activity. We try to clean this up 14218 // the next time we encounter that preferred activity, but it is 14219 // possible for the user flow to never be able to return to that 14220 // situation so here we do a sanity check to make sure we haven't 14221 // left any junk around. 14222 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14223 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14224 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14225 removed.clear(); 14226 for (PreferredActivity pa : pir.filterSet()) { 14227 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14228 removed.add(pa); 14229 } 14230 } 14231 if (removed.size() > 0) { 14232 for (int r=0; r<removed.size(); r++) { 14233 PreferredActivity pa = removed.get(r); 14234 Slog.w(TAG, "Removing dangling preferred activity: " 14235 + pa.mPref.mComponent); 14236 pir.removeFilter(pa); 14237 } 14238 mSettings.writePackageRestrictionsLPr( 14239 mSettings.mPreferredActivities.keyAt(i)); 14240 } 14241 } 14242 14243 for (int userId : UserManagerService.getInstance().getUserIds()) { 14244 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14245 grantPermissionsUserIds = ArrayUtils.appendInt( 14246 grantPermissionsUserIds, userId); 14247 } 14248 } 14249 } 14250 sUserManager.systemReady(); 14251 14252 // If we upgraded grant all default permissions before kicking off. 14253 for (int userId : grantPermissionsUserIds) { 14254 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14255 } 14256 14257 // Kick off any messages waiting for system ready 14258 if (mPostSystemReadyMessages != null) { 14259 for (Message msg : mPostSystemReadyMessages) { 14260 msg.sendToTarget(); 14261 } 14262 mPostSystemReadyMessages = null; 14263 } 14264 14265 // Watch for external volumes that come and go over time 14266 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14267 storage.registerListener(mStorageListener); 14268 14269 mInstallerService.systemReady(); 14270 mPackageDexOptimizer.systemReady(); 14271 } 14272 14273 @Override 14274 public boolean isSafeMode() { 14275 return mSafeMode; 14276 } 14277 14278 @Override 14279 public boolean hasSystemUidErrors() { 14280 return mHasSystemUidErrors; 14281 } 14282 14283 static String arrayToString(int[] array) { 14284 StringBuffer buf = new StringBuffer(128); 14285 buf.append('['); 14286 if (array != null) { 14287 for (int i=0; i<array.length; i++) { 14288 if (i > 0) buf.append(", "); 14289 buf.append(array[i]); 14290 } 14291 } 14292 buf.append(']'); 14293 return buf.toString(); 14294 } 14295 14296 static class DumpState { 14297 public static final int DUMP_LIBS = 1 << 0; 14298 public static final int DUMP_FEATURES = 1 << 1; 14299 public static final int DUMP_RESOLVERS = 1 << 2; 14300 public static final int DUMP_PERMISSIONS = 1 << 3; 14301 public static final int DUMP_PACKAGES = 1 << 4; 14302 public static final int DUMP_SHARED_USERS = 1 << 5; 14303 public static final int DUMP_MESSAGES = 1 << 6; 14304 public static final int DUMP_PROVIDERS = 1 << 7; 14305 public static final int DUMP_VERIFIERS = 1 << 8; 14306 public static final int DUMP_PREFERRED = 1 << 9; 14307 public static final int DUMP_PREFERRED_XML = 1 << 10; 14308 public static final int DUMP_KEYSETS = 1 << 11; 14309 public static final int DUMP_VERSION = 1 << 12; 14310 public static final int DUMP_INSTALLS = 1 << 13; 14311 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14312 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14313 14314 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14315 14316 private int mTypes; 14317 14318 private int mOptions; 14319 14320 private boolean mTitlePrinted; 14321 14322 private SharedUserSetting mSharedUser; 14323 14324 public boolean isDumping(int type) { 14325 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14326 return true; 14327 } 14328 14329 return (mTypes & type) != 0; 14330 } 14331 14332 public void setDump(int type) { 14333 mTypes |= type; 14334 } 14335 14336 public boolean isOptionEnabled(int option) { 14337 return (mOptions & option) != 0; 14338 } 14339 14340 public void setOptionEnabled(int option) { 14341 mOptions |= option; 14342 } 14343 14344 public boolean onTitlePrinted() { 14345 final boolean printed = mTitlePrinted; 14346 mTitlePrinted = true; 14347 return printed; 14348 } 14349 14350 public boolean getTitlePrinted() { 14351 return mTitlePrinted; 14352 } 14353 14354 public void setTitlePrinted(boolean enabled) { 14355 mTitlePrinted = enabled; 14356 } 14357 14358 public SharedUserSetting getSharedUser() { 14359 return mSharedUser; 14360 } 14361 14362 public void setSharedUser(SharedUserSetting user) { 14363 mSharedUser = user; 14364 } 14365 } 14366 14367 @Override 14368 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14369 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14370 != PackageManager.PERMISSION_GRANTED) { 14371 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14372 + Binder.getCallingPid() 14373 + ", uid=" + Binder.getCallingUid() 14374 + " without permission " 14375 + android.Manifest.permission.DUMP); 14376 return; 14377 } 14378 14379 DumpState dumpState = new DumpState(); 14380 boolean fullPreferred = false; 14381 boolean checkin = false; 14382 14383 String packageName = null; 14384 ArraySet<String> permissionNames = null; 14385 14386 int opti = 0; 14387 while (opti < args.length) { 14388 String opt = args[opti]; 14389 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14390 break; 14391 } 14392 opti++; 14393 14394 if ("-a".equals(opt)) { 14395 // Right now we only know how to print all. 14396 } else if ("-h".equals(opt)) { 14397 pw.println("Package manager dump options:"); 14398 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14399 pw.println(" --checkin: dump for a checkin"); 14400 pw.println(" -f: print details of intent filters"); 14401 pw.println(" -h: print this help"); 14402 pw.println(" cmd may be one of:"); 14403 pw.println(" l[ibraries]: list known shared libraries"); 14404 pw.println(" f[ibraries]: list device features"); 14405 pw.println(" k[eysets]: print known keysets"); 14406 pw.println(" r[esolvers]: dump intent resolvers"); 14407 pw.println(" perm[issions]: dump permissions"); 14408 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14409 pw.println(" pref[erred]: print preferred package settings"); 14410 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14411 pw.println(" prov[iders]: dump content providers"); 14412 pw.println(" p[ackages]: dump installed packages"); 14413 pw.println(" s[hared-users]: dump shared user IDs"); 14414 pw.println(" m[essages]: print collected runtime messages"); 14415 pw.println(" v[erifiers]: print package verifier info"); 14416 pw.println(" version: print database version info"); 14417 pw.println(" write: write current settings now"); 14418 pw.println(" <package.name>: info about given package"); 14419 pw.println(" installs: details about install sessions"); 14420 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14421 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14422 return; 14423 } else if ("--checkin".equals(opt)) { 14424 checkin = true; 14425 } else if ("-f".equals(opt)) { 14426 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14427 } else { 14428 pw.println("Unknown argument: " + opt + "; use -h for help"); 14429 } 14430 } 14431 14432 // Is the caller requesting to dump a particular piece of data? 14433 if (opti < args.length) { 14434 String cmd = args[opti]; 14435 opti++; 14436 // Is this a package name? 14437 if ("android".equals(cmd) || cmd.contains(".")) { 14438 packageName = cmd; 14439 // When dumping a single package, we always dump all of its 14440 // filter information since the amount of data will be reasonable. 14441 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14442 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14443 dumpState.setDump(DumpState.DUMP_LIBS); 14444 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14445 dumpState.setDump(DumpState.DUMP_FEATURES); 14446 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14447 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14448 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14449 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14450 } else if ("permission".equals(cmd)) { 14451 if (opti >= args.length) { 14452 pw.println("Error: permission requires permission name"); 14453 return; 14454 } 14455 permissionNames = new ArraySet<>(); 14456 while (opti < args.length) { 14457 permissionNames.add(args[opti]); 14458 opti++; 14459 } 14460 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14461 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14462 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14463 dumpState.setDump(DumpState.DUMP_PREFERRED); 14464 } else if ("preferred-xml".equals(cmd)) { 14465 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14466 if (opti < args.length && "--full".equals(args[opti])) { 14467 fullPreferred = true; 14468 opti++; 14469 } 14470 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14471 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14472 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14473 dumpState.setDump(DumpState.DUMP_PACKAGES); 14474 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14475 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14476 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14477 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14478 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14479 dumpState.setDump(DumpState.DUMP_MESSAGES); 14480 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14481 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14482 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14483 || "intent-filter-verifiers".equals(cmd)) { 14484 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14485 } else if ("version".equals(cmd)) { 14486 dumpState.setDump(DumpState.DUMP_VERSION); 14487 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14488 dumpState.setDump(DumpState.DUMP_KEYSETS); 14489 } else if ("installs".equals(cmd)) { 14490 dumpState.setDump(DumpState.DUMP_INSTALLS); 14491 } else if ("write".equals(cmd)) { 14492 synchronized (mPackages) { 14493 mSettings.writeLPr(); 14494 pw.println("Settings written."); 14495 return; 14496 } 14497 } 14498 } 14499 14500 if (checkin) { 14501 pw.println("vers,1"); 14502 } 14503 14504 // reader 14505 synchronized (mPackages) { 14506 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14507 if (!checkin) { 14508 if (dumpState.onTitlePrinted()) 14509 pw.println(); 14510 pw.println("Database versions:"); 14511 pw.print(" SDK Version:"); 14512 pw.print(" internal="); 14513 pw.print(mSettings.mInternalSdkPlatform); 14514 pw.print(" external="); 14515 pw.println(mSettings.mExternalSdkPlatform); 14516 pw.print(" DB Version:"); 14517 pw.print(" internal="); 14518 pw.print(mSettings.mInternalDatabaseVersion); 14519 pw.print(" external="); 14520 pw.println(mSettings.mExternalDatabaseVersion); 14521 } 14522 } 14523 14524 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14525 if (!checkin) { 14526 if (dumpState.onTitlePrinted()) 14527 pw.println(); 14528 pw.println("Verifiers:"); 14529 pw.print(" Required: "); 14530 pw.print(mRequiredVerifierPackage); 14531 pw.print(" (uid="); 14532 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14533 pw.println(")"); 14534 } else if (mRequiredVerifierPackage != null) { 14535 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14536 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14537 } 14538 } 14539 14540 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14541 packageName == null) { 14542 if (mIntentFilterVerifierComponent != null) { 14543 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14544 if (!checkin) { 14545 if (dumpState.onTitlePrinted()) 14546 pw.println(); 14547 pw.println("Intent Filter Verifier:"); 14548 pw.print(" Using: "); 14549 pw.print(verifierPackageName); 14550 pw.print(" (uid="); 14551 pw.print(getPackageUid(verifierPackageName, 0)); 14552 pw.println(")"); 14553 } else if (verifierPackageName != null) { 14554 pw.print("ifv,"); pw.print(verifierPackageName); 14555 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14556 } 14557 } else { 14558 pw.println(); 14559 pw.println("No Intent Filter Verifier available!"); 14560 } 14561 } 14562 14563 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14564 boolean printedHeader = false; 14565 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14566 while (it.hasNext()) { 14567 String name = it.next(); 14568 SharedLibraryEntry ent = mSharedLibraries.get(name); 14569 if (!checkin) { 14570 if (!printedHeader) { 14571 if (dumpState.onTitlePrinted()) 14572 pw.println(); 14573 pw.println("Libraries:"); 14574 printedHeader = true; 14575 } 14576 pw.print(" "); 14577 } else { 14578 pw.print("lib,"); 14579 } 14580 pw.print(name); 14581 if (!checkin) { 14582 pw.print(" -> "); 14583 } 14584 if (ent.path != null) { 14585 if (!checkin) { 14586 pw.print("(jar) "); 14587 pw.print(ent.path); 14588 } else { 14589 pw.print(",jar,"); 14590 pw.print(ent.path); 14591 } 14592 } else { 14593 if (!checkin) { 14594 pw.print("(apk) "); 14595 pw.print(ent.apk); 14596 } else { 14597 pw.print(",apk,"); 14598 pw.print(ent.apk); 14599 } 14600 } 14601 pw.println(); 14602 } 14603 } 14604 14605 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14606 if (dumpState.onTitlePrinted()) 14607 pw.println(); 14608 if (!checkin) { 14609 pw.println("Features:"); 14610 } 14611 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14612 while (it.hasNext()) { 14613 String name = it.next(); 14614 if (!checkin) { 14615 pw.print(" "); 14616 } else { 14617 pw.print("feat,"); 14618 } 14619 pw.println(name); 14620 } 14621 } 14622 14623 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14624 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14625 : "Activity Resolver Table:", " ", packageName, 14626 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14627 dumpState.setTitlePrinted(true); 14628 } 14629 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14630 : "Receiver Resolver Table:", " ", packageName, 14631 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14632 dumpState.setTitlePrinted(true); 14633 } 14634 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14635 : "Service Resolver Table:", " ", packageName, 14636 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14637 dumpState.setTitlePrinted(true); 14638 } 14639 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14640 : "Provider Resolver Table:", " ", packageName, 14641 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14642 dumpState.setTitlePrinted(true); 14643 } 14644 } 14645 14646 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14647 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14648 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14649 int user = mSettings.mPreferredActivities.keyAt(i); 14650 if (pir.dump(pw, 14651 dumpState.getTitlePrinted() 14652 ? "\nPreferred Activities User " + user + ":" 14653 : "Preferred Activities User " + user + ":", " ", 14654 packageName, true, false)) { 14655 dumpState.setTitlePrinted(true); 14656 } 14657 } 14658 } 14659 14660 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14661 pw.flush(); 14662 FileOutputStream fout = new FileOutputStream(fd); 14663 BufferedOutputStream str = new BufferedOutputStream(fout); 14664 XmlSerializer serializer = new FastXmlSerializer(); 14665 try { 14666 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14667 serializer.startDocument(null, true); 14668 serializer.setFeature( 14669 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14670 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14671 serializer.endDocument(); 14672 serializer.flush(); 14673 } catch (IllegalArgumentException e) { 14674 pw.println("Failed writing: " + e); 14675 } catch (IllegalStateException e) { 14676 pw.println("Failed writing: " + e); 14677 } catch (IOException e) { 14678 pw.println("Failed writing: " + e); 14679 } 14680 } 14681 14682 if (!checkin 14683 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14684 && packageName == null) { 14685 pw.println(); 14686 int count = mSettings.mPackages.size(); 14687 if (count == 0) { 14688 pw.println("No domain preferred apps!"); 14689 pw.println(); 14690 } else { 14691 final String prefix = " "; 14692 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14693 if (allPackageSettings.size() == 0) { 14694 pw.println("No domain preferred apps!"); 14695 pw.println(); 14696 } else { 14697 pw.println("Domain preferred apps status:"); 14698 pw.println(); 14699 count = 0; 14700 for (PackageSetting ps : allPackageSettings) { 14701 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14702 if (ivi == null || ivi.getPackageName() == null) continue; 14703 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14704 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14705 pw.println(prefix + "Status: " + ivi.getStatusString()); 14706 pw.println(); 14707 count++; 14708 } 14709 if (count == 0) { 14710 pw.println(prefix + "No domain preferred app status!"); 14711 pw.println(); 14712 } 14713 for (int userId : sUserManager.getUserIds()) { 14714 pw.println("Domain preferred apps for User " + userId + ":"); 14715 pw.println(); 14716 count = 0; 14717 for (PackageSetting ps : allPackageSettings) { 14718 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14719 if (ivi == null || ivi.getPackageName() == null) { 14720 continue; 14721 } 14722 final int status = ps.getDomainVerificationStatusForUser(userId); 14723 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14724 continue; 14725 } 14726 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14727 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14728 String statusStr = IntentFilterVerificationInfo. 14729 getStatusStringFromValue(status); 14730 pw.println(prefix + "Status: " + statusStr); 14731 pw.println(); 14732 count++; 14733 } 14734 if (count == 0) { 14735 pw.println(prefix + "No domain preferred apps!"); 14736 pw.println(); 14737 } 14738 } 14739 } 14740 } 14741 } 14742 14743 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14744 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14745 if (packageName == null && permissionNames == null) { 14746 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14747 if (iperm == 0) { 14748 if (dumpState.onTitlePrinted()) 14749 pw.println(); 14750 pw.println("AppOp Permissions:"); 14751 } 14752 pw.print(" AppOp Permission "); 14753 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14754 pw.println(":"); 14755 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14756 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14757 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14758 } 14759 } 14760 } 14761 } 14762 14763 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14764 boolean printedSomething = false; 14765 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14766 if (packageName != null && !packageName.equals(p.info.packageName)) { 14767 continue; 14768 } 14769 if (!printedSomething) { 14770 if (dumpState.onTitlePrinted()) 14771 pw.println(); 14772 pw.println("Registered ContentProviders:"); 14773 printedSomething = true; 14774 } 14775 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14776 pw.print(" "); pw.println(p.toString()); 14777 } 14778 printedSomething = false; 14779 for (Map.Entry<String, PackageParser.Provider> entry : 14780 mProvidersByAuthority.entrySet()) { 14781 PackageParser.Provider p = entry.getValue(); 14782 if (packageName != null && !packageName.equals(p.info.packageName)) { 14783 continue; 14784 } 14785 if (!printedSomething) { 14786 if (dumpState.onTitlePrinted()) 14787 pw.println(); 14788 pw.println("ContentProvider Authorities:"); 14789 printedSomething = true; 14790 } 14791 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14792 pw.print(" "); pw.println(p.toString()); 14793 if (p.info != null && p.info.applicationInfo != null) { 14794 final String appInfo = p.info.applicationInfo.toString(); 14795 pw.print(" applicationInfo="); pw.println(appInfo); 14796 } 14797 } 14798 } 14799 14800 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14801 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14802 } 14803 14804 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14805 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14806 } 14807 14808 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14809 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14810 } 14811 14812 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14813 // XXX should handle packageName != null by dumping only install data that 14814 // the given package is involved with. 14815 if (dumpState.onTitlePrinted()) pw.println(); 14816 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14817 } 14818 14819 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14820 if (dumpState.onTitlePrinted()) pw.println(); 14821 mSettings.dumpReadMessagesLPr(pw, dumpState); 14822 14823 pw.println(); 14824 pw.println("Package warning messages:"); 14825 BufferedReader in = null; 14826 String line = null; 14827 try { 14828 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14829 while ((line = in.readLine()) != null) { 14830 if (line.contains("ignored: updated version")) continue; 14831 pw.println(line); 14832 } 14833 } catch (IOException ignored) { 14834 } finally { 14835 IoUtils.closeQuietly(in); 14836 } 14837 } 14838 14839 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14840 BufferedReader in = null; 14841 String line = null; 14842 try { 14843 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14844 while ((line = in.readLine()) != null) { 14845 if (line.contains("ignored: updated version")) continue; 14846 pw.print("msg,"); 14847 pw.println(line); 14848 } 14849 } catch (IOException ignored) { 14850 } finally { 14851 IoUtils.closeQuietly(in); 14852 } 14853 } 14854 } 14855 } 14856 14857 // ------- apps on sdcard specific code ------- 14858 static final boolean DEBUG_SD_INSTALL = false; 14859 14860 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14861 14862 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14863 14864 private boolean mMediaMounted = false; 14865 14866 static String getEncryptKey() { 14867 try { 14868 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14869 SD_ENCRYPTION_KEYSTORE_NAME); 14870 if (sdEncKey == null) { 14871 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14872 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14873 if (sdEncKey == null) { 14874 Slog.e(TAG, "Failed to create encryption keys"); 14875 return null; 14876 } 14877 } 14878 return sdEncKey; 14879 } catch (NoSuchAlgorithmException nsae) { 14880 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14881 return null; 14882 } catch (IOException ioe) { 14883 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14884 return null; 14885 } 14886 } 14887 14888 /* 14889 * Update media status on PackageManager. 14890 */ 14891 @Override 14892 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14893 int callingUid = Binder.getCallingUid(); 14894 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14895 throw new SecurityException("Media status can only be updated by the system"); 14896 } 14897 // reader; this apparently protects mMediaMounted, but should probably 14898 // be a different lock in that case. 14899 synchronized (mPackages) { 14900 Log.i(TAG, "Updating external media status from " 14901 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14902 + (mediaStatus ? "mounted" : "unmounted")); 14903 if (DEBUG_SD_INSTALL) 14904 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14905 + ", mMediaMounted=" + mMediaMounted); 14906 if (mediaStatus == mMediaMounted) { 14907 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14908 : 0, -1); 14909 mHandler.sendMessage(msg); 14910 return; 14911 } 14912 mMediaMounted = mediaStatus; 14913 } 14914 // Queue up an async operation since the package installation may take a 14915 // little while. 14916 mHandler.post(new Runnable() { 14917 public void run() { 14918 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14919 } 14920 }); 14921 } 14922 14923 /** 14924 * Called by MountService when the initial ASECs to scan are available. 14925 * Should block until all the ASEC containers are finished being scanned. 14926 */ 14927 public void scanAvailableAsecs() { 14928 updateExternalMediaStatusInner(true, false, false); 14929 if (mShouldRestoreconData) { 14930 SELinuxMMAC.setRestoreconDone(); 14931 mShouldRestoreconData = false; 14932 } 14933 } 14934 14935 /* 14936 * Collect information of applications on external media, map them against 14937 * existing containers and update information based on current mount status. 14938 * Please note that we always have to report status if reportStatus has been 14939 * set to true especially when unloading packages. 14940 */ 14941 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14942 boolean externalStorage) { 14943 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14944 int[] uidArr = EmptyArray.INT; 14945 14946 final String[] list = PackageHelper.getSecureContainerList(); 14947 if (ArrayUtils.isEmpty(list)) { 14948 Log.i(TAG, "No secure containers found"); 14949 } else { 14950 // Process list of secure containers and categorize them 14951 // as active or stale based on their package internal state. 14952 14953 // reader 14954 synchronized (mPackages) { 14955 for (String cid : list) { 14956 // Leave stages untouched for now; installer service owns them 14957 if (PackageInstallerService.isStageName(cid)) continue; 14958 14959 if (DEBUG_SD_INSTALL) 14960 Log.i(TAG, "Processing container " + cid); 14961 String pkgName = getAsecPackageName(cid); 14962 if (pkgName == null) { 14963 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14964 continue; 14965 } 14966 if (DEBUG_SD_INSTALL) 14967 Log.i(TAG, "Looking for pkg : " + pkgName); 14968 14969 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14970 if (ps == null) { 14971 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14972 continue; 14973 } 14974 14975 /* 14976 * Skip packages that are not external if we're unmounting 14977 * external storage. 14978 */ 14979 if (externalStorage && !isMounted && !isExternal(ps)) { 14980 continue; 14981 } 14982 14983 final AsecInstallArgs args = new AsecInstallArgs(cid, 14984 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14985 // The package status is changed only if the code path 14986 // matches between settings and the container id. 14987 if (ps.codePathString != null 14988 && ps.codePathString.startsWith(args.getCodePath())) { 14989 if (DEBUG_SD_INSTALL) { 14990 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14991 + " at code path: " + ps.codePathString); 14992 } 14993 14994 // We do have a valid package installed on sdcard 14995 processCids.put(args, ps.codePathString); 14996 final int uid = ps.appId; 14997 if (uid != -1) { 14998 uidArr = ArrayUtils.appendInt(uidArr, uid); 14999 } 15000 } else { 15001 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15002 + ps.codePathString); 15003 } 15004 } 15005 } 15006 15007 Arrays.sort(uidArr); 15008 } 15009 15010 // Process packages with valid entries. 15011 if (isMounted) { 15012 if (DEBUG_SD_INSTALL) 15013 Log.i(TAG, "Loading packages"); 15014 loadMediaPackages(processCids, uidArr); 15015 startCleaningPackages(); 15016 mInstallerService.onSecureContainersAvailable(); 15017 } else { 15018 if (DEBUG_SD_INSTALL) 15019 Log.i(TAG, "Unloading packages"); 15020 unloadMediaPackages(processCids, uidArr, reportStatus); 15021 } 15022 } 15023 15024 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15025 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15026 final int size = infos.size(); 15027 final String[] packageNames = new String[size]; 15028 final int[] packageUids = new int[size]; 15029 for (int i = 0; i < size; i++) { 15030 final ApplicationInfo info = infos.get(i); 15031 packageNames[i] = info.packageName; 15032 packageUids[i] = info.uid; 15033 } 15034 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15035 finishedReceiver); 15036 } 15037 15038 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15039 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15040 sendResourcesChangedBroadcast(mediaStatus, replacing, 15041 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15042 } 15043 15044 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15045 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15046 int size = pkgList.length; 15047 if (size > 0) { 15048 // Send broadcasts here 15049 Bundle extras = new Bundle(); 15050 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15051 if (uidArr != null) { 15052 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15053 } 15054 if (replacing) { 15055 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15056 } 15057 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15058 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15059 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15060 } 15061 } 15062 15063 /* 15064 * Look at potentially valid container ids from processCids If package 15065 * information doesn't match the one on record or package scanning fails, 15066 * the cid is added to list of removeCids. We currently don't delete stale 15067 * containers. 15068 */ 15069 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15070 ArrayList<String> pkgList = new ArrayList<String>(); 15071 Set<AsecInstallArgs> keys = processCids.keySet(); 15072 15073 for (AsecInstallArgs args : keys) { 15074 String codePath = processCids.get(args); 15075 if (DEBUG_SD_INSTALL) 15076 Log.i(TAG, "Loading container : " + args.cid); 15077 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15078 try { 15079 // Make sure there are no container errors first. 15080 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15081 Slog.e(TAG, "Failed to mount cid : " + args.cid 15082 + " when installing from sdcard"); 15083 continue; 15084 } 15085 // Check code path here. 15086 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15087 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15088 + " does not match one in settings " + codePath); 15089 continue; 15090 } 15091 // Parse package 15092 int parseFlags = mDefParseFlags; 15093 if (args.isExternalAsec()) { 15094 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15095 } 15096 if (args.isFwdLocked()) { 15097 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15098 } 15099 15100 synchronized (mInstallLock) { 15101 PackageParser.Package pkg = null; 15102 try { 15103 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15104 } catch (PackageManagerException e) { 15105 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15106 } 15107 // Scan the package 15108 if (pkg != null) { 15109 /* 15110 * TODO why is the lock being held? doPostInstall is 15111 * called in other places without the lock. This needs 15112 * to be straightened out. 15113 */ 15114 // writer 15115 synchronized (mPackages) { 15116 retCode = PackageManager.INSTALL_SUCCEEDED; 15117 pkgList.add(pkg.packageName); 15118 // Post process args 15119 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15120 pkg.applicationInfo.uid); 15121 } 15122 } else { 15123 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15124 } 15125 } 15126 15127 } finally { 15128 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15129 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15130 } 15131 } 15132 } 15133 // writer 15134 synchronized (mPackages) { 15135 // If the platform SDK has changed since the last time we booted, 15136 // we need to re-grant app permission to catch any new ones that 15137 // appear. This is really a hack, and means that apps can in some 15138 // cases get permissions that the user didn't initially explicitly 15139 // allow... it would be nice to have some better way to handle 15140 // this situation. 15141 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15142 if (regrantPermissions) 15143 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15144 + mSdkVersion + "; regranting permissions for external storage"); 15145 mSettings.mExternalSdkPlatform = mSdkVersion; 15146 15147 // Make sure group IDs have been assigned, and any permission 15148 // changes in other apps are accounted for 15149 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15150 | (regrantPermissions 15151 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15152 : 0)); 15153 15154 mSettings.updateExternalDatabaseVersion(); 15155 15156 // can downgrade to reader 15157 // Persist settings 15158 mSettings.writeLPr(); 15159 } 15160 // Send a broadcast to let everyone know we are done processing 15161 if (pkgList.size() > 0) { 15162 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15163 } 15164 } 15165 15166 /* 15167 * Utility method to unload a list of specified containers 15168 */ 15169 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15170 // Just unmount all valid containers. 15171 for (AsecInstallArgs arg : cidArgs) { 15172 synchronized (mInstallLock) { 15173 arg.doPostDeleteLI(false); 15174 } 15175 } 15176 } 15177 15178 /* 15179 * Unload packages mounted on external media. This involves deleting package 15180 * data from internal structures, sending broadcasts about diabled packages, 15181 * gc'ing to free up references, unmounting all secure containers 15182 * corresponding to packages on external media, and posting a 15183 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15184 * that we always have to post this message if status has been requested no 15185 * matter what. 15186 */ 15187 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15188 final boolean reportStatus) { 15189 if (DEBUG_SD_INSTALL) 15190 Log.i(TAG, "unloading media packages"); 15191 ArrayList<String> pkgList = new ArrayList<String>(); 15192 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15193 final Set<AsecInstallArgs> keys = processCids.keySet(); 15194 for (AsecInstallArgs args : keys) { 15195 String pkgName = args.getPackageName(); 15196 if (DEBUG_SD_INSTALL) 15197 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15198 // Delete package internally 15199 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15200 synchronized (mInstallLock) { 15201 boolean res = deletePackageLI(pkgName, null, false, null, null, 15202 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15203 if (res) { 15204 pkgList.add(pkgName); 15205 } else { 15206 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15207 failedList.add(args); 15208 } 15209 } 15210 } 15211 15212 // reader 15213 synchronized (mPackages) { 15214 // We didn't update the settings after removing each package; 15215 // write them now for all packages. 15216 mSettings.writeLPr(); 15217 } 15218 15219 // We have to absolutely send UPDATED_MEDIA_STATUS only 15220 // after confirming that all the receivers processed the ordered 15221 // broadcast when packages get disabled, force a gc to clean things up. 15222 // and unload all the containers. 15223 if (pkgList.size() > 0) { 15224 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15225 new IIntentReceiver.Stub() { 15226 public void performReceive(Intent intent, int resultCode, String data, 15227 Bundle extras, boolean ordered, boolean sticky, 15228 int sendingUser) throws RemoteException { 15229 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15230 reportStatus ? 1 : 0, 1, keys); 15231 mHandler.sendMessage(msg); 15232 } 15233 }); 15234 } else { 15235 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15236 keys); 15237 mHandler.sendMessage(msg); 15238 } 15239 } 15240 15241 private void loadPrivatePackages(VolumeInfo vol) { 15242 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15243 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15244 synchronized (mInstallLock) { 15245 synchronized (mPackages) { 15246 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15247 for (PackageSetting ps : packages) { 15248 final PackageParser.Package pkg; 15249 try { 15250 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15251 loaded.add(pkg.applicationInfo); 15252 } catch (PackageManagerException e) { 15253 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15254 } 15255 } 15256 15257 // TODO: regrant any permissions that changed based since original install 15258 15259 mSettings.writeLPr(); 15260 } 15261 } 15262 15263 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15264 sendResourcesChangedBroadcast(true, false, loaded, null); 15265 } 15266 15267 private void unloadPrivatePackages(VolumeInfo vol) { 15268 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15269 synchronized (mInstallLock) { 15270 synchronized (mPackages) { 15271 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15272 for (PackageSetting ps : packages) { 15273 if (ps.pkg == null) continue; 15274 15275 final ApplicationInfo info = ps.pkg.applicationInfo; 15276 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15277 if (deletePackageLI(ps.name, null, false, null, null, 15278 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15279 unloaded.add(info); 15280 } else { 15281 Slog.w(TAG, "Failed to unload " + ps.codePath); 15282 } 15283 } 15284 15285 mSettings.writeLPr(); 15286 } 15287 } 15288 15289 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15290 sendResourcesChangedBroadcast(false, false, unloaded, null); 15291 } 15292 15293 /** 15294 * Examine all users present on given mounted volume, and destroy data 15295 * belonging to users that are no longer valid, or whose user ID has been 15296 * recycled. 15297 */ 15298 private void reconcileUsers(String volumeUuid) { 15299 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15300 if (ArrayUtils.isEmpty(files)) { 15301 Slog.d(TAG, "No users found on " + volumeUuid); 15302 return; 15303 } 15304 15305 for (File file : files) { 15306 if (!file.isDirectory()) continue; 15307 15308 final int userId; 15309 final UserInfo info; 15310 try { 15311 userId = Integer.parseInt(file.getName()); 15312 info = sUserManager.getUserInfo(userId); 15313 } catch (NumberFormatException e) { 15314 Slog.w(TAG, "Invalid user directory " + file); 15315 continue; 15316 } 15317 15318 boolean destroyUser = false; 15319 if (info == null) { 15320 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15321 + " because no matching user was found"); 15322 destroyUser = true; 15323 } else { 15324 try { 15325 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15326 } catch (IOException e) { 15327 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15328 + " because we failed to enforce serial number: " + e); 15329 destroyUser = true; 15330 } 15331 } 15332 15333 if (destroyUser) { 15334 synchronized (mInstallLock) { 15335 mInstaller.removeUserDataDirs(volumeUuid, userId); 15336 } 15337 } 15338 } 15339 15340 final UserManager um = mContext.getSystemService(UserManager.class); 15341 for (UserInfo user : um.getUsers()) { 15342 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15343 if (userDir.exists()) continue; 15344 15345 try { 15346 UserManagerService.prepareUserDirectory(userDir); 15347 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15348 } catch (IOException e) { 15349 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15350 } 15351 } 15352 } 15353 15354 /** 15355 * Examine all apps present on given mounted volume, and destroy apps that 15356 * aren't expected, either due to uninstallation or reinstallation on 15357 * another volume. 15358 */ 15359 private void reconcileApps(String volumeUuid) { 15360 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15361 if (ArrayUtils.isEmpty(files)) { 15362 Slog.d(TAG, "No apps found on " + volumeUuid); 15363 return; 15364 } 15365 15366 for (File file : files) { 15367 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15368 && !PackageInstallerService.isStageName(file.getName()); 15369 if (!isPackage) { 15370 // Ignore entries which are not packages 15371 continue; 15372 } 15373 15374 boolean destroyApp = false; 15375 String packageName = null; 15376 try { 15377 final PackageLite pkg = PackageParser.parsePackageLite(file, 15378 PackageParser.PARSE_MUST_BE_APK); 15379 packageName = pkg.packageName; 15380 15381 synchronized (mPackages) { 15382 final PackageSetting ps = mSettings.mPackages.get(packageName); 15383 if (ps == null) { 15384 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15385 + volumeUuid + " because we found no install record"); 15386 destroyApp = true; 15387 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15388 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15389 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15390 destroyApp = true; 15391 } 15392 } 15393 15394 } catch (PackageParserException e) { 15395 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15396 destroyApp = true; 15397 } 15398 15399 if (destroyApp) { 15400 synchronized (mInstallLock) { 15401 if (packageName != null) { 15402 removeDataDirsLI(volumeUuid, packageName); 15403 } 15404 if (file.isDirectory()) { 15405 mInstaller.rmPackageDir(file.getAbsolutePath()); 15406 } else { 15407 file.delete(); 15408 } 15409 } 15410 } 15411 } 15412 } 15413 15414 private void unfreezePackage(String packageName) { 15415 synchronized (mPackages) { 15416 final PackageSetting ps = mSettings.mPackages.get(packageName); 15417 if (ps != null) { 15418 ps.frozen = false; 15419 } 15420 } 15421 } 15422 15423 @Override 15424 public int movePackage(final String packageName, final String volumeUuid) { 15425 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15426 15427 final int moveId = mNextMoveId.getAndIncrement(); 15428 try { 15429 movePackageInternal(packageName, volumeUuid, moveId); 15430 } catch (PackageManagerException e) { 15431 Slog.w(TAG, "Failed to move " + packageName, e); 15432 mMoveCallbacks.notifyStatusChanged(moveId, 15433 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15434 } 15435 return moveId; 15436 } 15437 15438 private void movePackageInternal(final String packageName, final String volumeUuid, 15439 final int moveId) throws PackageManagerException { 15440 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15441 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15442 final PackageManager pm = mContext.getPackageManager(); 15443 15444 final boolean currentAsec; 15445 final String currentVolumeUuid; 15446 final File codeFile; 15447 final String installerPackageName; 15448 final String packageAbiOverride; 15449 final int appId; 15450 final String seinfo; 15451 final String label; 15452 15453 // reader 15454 synchronized (mPackages) { 15455 final PackageParser.Package pkg = mPackages.get(packageName); 15456 final PackageSetting ps = mSettings.mPackages.get(packageName); 15457 if (pkg == null || ps == null) { 15458 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15459 } 15460 15461 if (pkg.applicationInfo.isSystemApp()) { 15462 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15463 "Cannot move system application"); 15464 } 15465 15466 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15467 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15468 "Package already moved to " + volumeUuid); 15469 } 15470 15471 final File probe = new File(pkg.codePath); 15472 final File probeOat = new File(probe, "oat"); 15473 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15474 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15475 "Move only supported for modern cluster style installs"); 15476 } 15477 15478 if (ps.frozen) { 15479 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15480 "Failed to move already frozen package"); 15481 } 15482 ps.frozen = true; 15483 15484 currentAsec = pkg.applicationInfo.isForwardLocked() 15485 || pkg.applicationInfo.isExternalAsec(); 15486 currentVolumeUuid = ps.volumeUuid; 15487 codeFile = new File(pkg.codePath); 15488 installerPackageName = ps.installerPackageName; 15489 packageAbiOverride = ps.cpuAbiOverrideString; 15490 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15491 seinfo = pkg.applicationInfo.seinfo; 15492 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15493 } 15494 15495 // Now that we're guarded by frozen state, kill app during move 15496 killApplication(packageName, appId, "move pkg"); 15497 15498 final Bundle extras = new Bundle(); 15499 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15500 extras.putString(Intent.EXTRA_TITLE, label); 15501 mMoveCallbacks.notifyCreated(moveId, extras); 15502 15503 int installFlags; 15504 final boolean moveCompleteApp; 15505 final File measurePath; 15506 15507 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15508 installFlags = INSTALL_INTERNAL; 15509 moveCompleteApp = !currentAsec; 15510 measurePath = Environment.getDataAppDirectory(volumeUuid); 15511 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15512 installFlags = INSTALL_EXTERNAL; 15513 moveCompleteApp = false; 15514 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15515 } else { 15516 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15517 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15518 || !volume.isMountedWritable()) { 15519 unfreezePackage(packageName); 15520 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15521 "Move location not mounted private volume"); 15522 } 15523 15524 Preconditions.checkState(!currentAsec); 15525 15526 installFlags = INSTALL_INTERNAL; 15527 moveCompleteApp = true; 15528 measurePath = Environment.getDataAppDirectory(volumeUuid); 15529 } 15530 15531 final PackageStats stats = new PackageStats(null, -1); 15532 synchronized (mInstaller) { 15533 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15534 unfreezePackage(packageName); 15535 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15536 "Failed to measure package size"); 15537 } 15538 } 15539 15540 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15541 + stats.dataSize); 15542 15543 final long startFreeBytes = measurePath.getFreeSpace(); 15544 final long sizeBytes; 15545 if (moveCompleteApp) { 15546 sizeBytes = stats.codeSize + stats.dataSize; 15547 } else { 15548 sizeBytes = stats.codeSize; 15549 } 15550 15551 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15552 unfreezePackage(packageName); 15553 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15554 "Not enough free space to move"); 15555 } 15556 15557 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15558 15559 final CountDownLatch installedLatch = new CountDownLatch(1); 15560 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15561 @Override 15562 public void onUserActionRequired(Intent intent) throws RemoteException { 15563 throw new IllegalStateException(); 15564 } 15565 15566 @Override 15567 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15568 Bundle extras) throws RemoteException { 15569 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15570 + PackageManager.installStatusToString(returnCode, msg)); 15571 15572 installedLatch.countDown(); 15573 15574 // Regardless of success or failure of the move operation, 15575 // always unfreeze the package 15576 unfreezePackage(packageName); 15577 15578 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15579 switch (status) { 15580 case PackageInstaller.STATUS_SUCCESS: 15581 mMoveCallbacks.notifyStatusChanged(moveId, 15582 PackageManager.MOVE_SUCCEEDED); 15583 break; 15584 case PackageInstaller.STATUS_FAILURE_STORAGE: 15585 mMoveCallbacks.notifyStatusChanged(moveId, 15586 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15587 break; 15588 default: 15589 mMoveCallbacks.notifyStatusChanged(moveId, 15590 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15591 break; 15592 } 15593 } 15594 }; 15595 15596 final MoveInfo move; 15597 if (moveCompleteApp) { 15598 // Kick off a thread to report progress estimates 15599 new Thread() { 15600 @Override 15601 public void run() { 15602 while (true) { 15603 try { 15604 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15605 break; 15606 } 15607 } catch (InterruptedException ignored) { 15608 } 15609 15610 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15611 final int progress = 10 + (int) MathUtils.constrain( 15612 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15613 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15614 } 15615 } 15616 }.start(); 15617 15618 final String dataAppName = codeFile.getName(); 15619 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15620 dataAppName, appId, seinfo); 15621 } else { 15622 move = null; 15623 } 15624 15625 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15626 15627 final Message msg = mHandler.obtainMessage(INIT_COPY); 15628 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15629 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15630 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15631 mHandler.sendMessage(msg); 15632 } 15633 15634 @Override 15635 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15636 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15637 15638 final int realMoveId = mNextMoveId.getAndIncrement(); 15639 final Bundle extras = new Bundle(); 15640 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15641 mMoveCallbacks.notifyCreated(realMoveId, extras); 15642 15643 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15644 @Override 15645 public void onCreated(int moveId, Bundle extras) { 15646 // Ignored 15647 } 15648 15649 @Override 15650 public void onStatusChanged(int moveId, int status, long estMillis) { 15651 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15652 } 15653 }; 15654 15655 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15656 storage.setPrimaryStorageUuid(volumeUuid, callback); 15657 return realMoveId; 15658 } 15659 15660 @Override 15661 public int getMoveStatus(int moveId) { 15662 mContext.enforceCallingOrSelfPermission( 15663 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15664 return mMoveCallbacks.mLastStatus.get(moveId); 15665 } 15666 15667 @Override 15668 public void registerMoveCallback(IPackageMoveObserver callback) { 15669 mContext.enforceCallingOrSelfPermission( 15670 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15671 mMoveCallbacks.register(callback); 15672 } 15673 15674 @Override 15675 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15676 mContext.enforceCallingOrSelfPermission( 15677 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15678 mMoveCallbacks.unregister(callback); 15679 } 15680 15681 @Override 15682 public boolean setInstallLocation(int loc) { 15683 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15684 null); 15685 if (getInstallLocation() == loc) { 15686 return true; 15687 } 15688 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15689 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15690 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15691 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15692 return true; 15693 } 15694 return false; 15695 } 15696 15697 @Override 15698 public int getInstallLocation() { 15699 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15700 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15701 PackageHelper.APP_INSTALL_AUTO); 15702 } 15703 15704 /** Called by UserManagerService */ 15705 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15706 mDirtyUsers.remove(userHandle); 15707 mSettings.removeUserLPw(userHandle); 15708 mPendingBroadcasts.remove(userHandle); 15709 if (mInstaller != null) { 15710 // Technically, we shouldn't be doing this with the package lock 15711 // held. However, this is very rare, and there is already so much 15712 // other disk I/O going on, that we'll let it slide for now. 15713 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15714 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15715 final String volumeUuid = vol.getFsUuid(); 15716 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15717 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15718 } 15719 } 15720 mUserNeedsBadging.delete(userHandle); 15721 removeUnusedPackagesLILPw(userManager, userHandle); 15722 } 15723 15724 /** 15725 * We're removing userHandle and would like to remove any downloaded packages 15726 * that are no longer in use by any other user. 15727 * @param userHandle the user being removed 15728 */ 15729 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15730 final boolean DEBUG_CLEAN_APKS = false; 15731 int [] users = userManager.getUserIdsLPr(); 15732 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15733 while (psit.hasNext()) { 15734 PackageSetting ps = psit.next(); 15735 if (ps.pkg == null) { 15736 continue; 15737 } 15738 final String packageName = ps.pkg.packageName; 15739 // Skip over if system app 15740 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15741 continue; 15742 } 15743 if (DEBUG_CLEAN_APKS) { 15744 Slog.i(TAG, "Checking package " + packageName); 15745 } 15746 boolean keep = false; 15747 for (int i = 0; i < users.length; i++) { 15748 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15749 keep = true; 15750 if (DEBUG_CLEAN_APKS) { 15751 Slog.i(TAG, " Keeping package " + packageName + " for user " 15752 + users[i]); 15753 } 15754 break; 15755 } 15756 } 15757 if (!keep) { 15758 if (DEBUG_CLEAN_APKS) { 15759 Slog.i(TAG, " Removing package " + packageName); 15760 } 15761 mHandler.post(new Runnable() { 15762 public void run() { 15763 deletePackageX(packageName, userHandle, 0); 15764 } //end run 15765 }); 15766 } 15767 } 15768 } 15769 15770 /** Called by UserManagerService */ 15771 void createNewUserLILPw(int userHandle) { 15772 if (mInstaller != null) { 15773 mInstaller.createUserConfig(userHandle); 15774 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15775 applyFactoryDefaultBrowserLPw(userHandle); 15776 } 15777 } 15778 15779 void newUserCreatedLILPw(final int userHandle) { 15780 // We cannot grant the default permissions with a lock held as 15781 // we query providers from other components for default handlers 15782 // such as enabled IMEs, etc. 15783 mHandler.post(new Runnable() { 15784 @Override 15785 public void run() { 15786 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15787 } 15788 }); 15789 } 15790 15791 @Override 15792 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15793 mContext.enforceCallingOrSelfPermission( 15794 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15795 "Only package verification agents can read the verifier device identity"); 15796 15797 synchronized (mPackages) { 15798 return mSettings.getVerifierDeviceIdentityLPw(); 15799 } 15800 } 15801 15802 @Override 15803 public void setPermissionEnforced(String permission, boolean enforced) { 15804 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15805 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15806 synchronized (mPackages) { 15807 if (mSettings.mReadExternalStorageEnforced == null 15808 || mSettings.mReadExternalStorageEnforced != enforced) { 15809 mSettings.mReadExternalStorageEnforced = enforced; 15810 mSettings.writeLPr(); 15811 } 15812 } 15813 // kill any non-foreground processes so we restart them and 15814 // grant/revoke the GID. 15815 final IActivityManager am = ActivityManagerNative.getDefault(); 15816 if (am != null) { 15817 final long token = Binder.clearCallingIdentity(); 15818 try { 15819 am.killProcessesBelowForeground("setPermissionEnforcement"); 15820 } catch (RemoteException e) { 15821 } finally { 15822 Binder.restoreCallingIdentity(token); 15823 } 15824 } 15825 } else { 15826 throw new IllegalArgumentException("No selective enforcement for " + permission); 15827 } 15828 } 15829 15830 @Override 15831 @Deprecated 15832 public boolean isPermissionEnforced(String permission) { 15833 return true; 15834 } 15835 15836 @Override 15837 public boolean isStorageLow() { 15838 final long token = Binder.clearCallingIdentity(); 15839 try { 15840 final DeviceStorageMonitorInternal 15841 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15842 if (dsm != null) { 15843 return dsm.isMemoryLow(); 15844 } else { 15845 return false; 15846 } 15847 } finally { 15848 Binder.restoreCallingIdentity(token); 15849 } 15850 } 15851 15852 @Override 15853 public IPackageInstaller getPackageInstaller() { 15854 return mInstallerService; 15855 } 15856 15857 private boolean userNeedsBadging(int userId) { 15858 int index = mUserNeedsBadging.indexOfKey(userId); 15859 if (index < 0) { 15860 final UserInfo userInfo; 15861 final long token = Binder.clearCallingIdentity(); 15862 try { 15863 userInfo = sUserManager.getUserInfo(userId); 15864 } finally { 15865 Binder.restoreCallingIdentity(token); 15866 } 15867 final boolean b; 15868 if (userInfo != null && userInfo.isManagedProfile()) { 15869 b = true; 15870 } else { 15871 b = false; 15872 } 15873 mUserNeedsBadging.put(userId, b); 15874 return b; 15875 } 15876 return mUserNeedsBadging.valueAt(index); 15877 } 15878 15879 @Override 15880 public KeySet getKeySetByAlias(String packageName, String alias) { 15881 if (packageName == null || alias == null) { 15882 return null; 15883 } 15884 synchronized(mPackages) { 15885 final PackageParser.Package pkg = mPackages.get(packageName); 15886 if (pkg == null) { 15887 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15888 throw new IllegalArgumentException("Unknown package: " + packageName); 15889 } 15890 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15891 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15892 } 15893 } 15894 15895 @Override 15896 public KeySet getSigningKeySet(String packageName) { 15897 if (packageName == null) { 15898 return null; 15899 } 15900 synchronized(mPackages) { 15901 final PackageParser.Package pkg = mPackages.get(packageName); 15902 if (pkg == null) { 15903 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15904 throw new IllegalArgumentException("Unknown package: " + packageName); 15905 } 15906 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15907 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15908 throw new SecurityException("May not access signing KeySet of other apps."); 15909 } 15910 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15911 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15912 } 15913 } 15914 15915 @Override 15916 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15917 if (packageName == null || ks == null) { 15918 return false; 15919 } 15920 synchronized(mPackages) { 15921 final PackageParser.Package pkg = mPackages.get(packageName); 15922 if (pkg == null) { 15923 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15924 throw new IllegalArgumentException("Unknown package: " + packageName); 15925 } 15926 IBinder ksh = ks.getToken(); 15927 if (ksh instanceof KeySetHandle) { 15928 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15929 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15930 } 15931 return false; 15932 } 15933 } 15934 15935 @Override 15936 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15937 if (packageName == null || ks == null) { 15938 return false; 15939 } 15940 synchronized(mPackages) { 15941 final PackageParser.Package pkg = mPackages.get(packageName); 15942 if (pkg == null) { 15943 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15944 throw new IllegalArgumentException("Unknown package: " + packageName); 15945 } 15946 IBinder ksh = ks.getToken(); 15947 if (ksh instanceof KeySetHandle) { 15948 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15949 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15950 } 15951 return false; 15952 } 15953 } 15954 15955 public void getUsageStatsIfNoPackageUsageInfo() { 15956 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15957 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15958 if (usm == null) { 15959 throw new IllegalStateException("UsageStatsManager must be initialized"); 15960 } 15961 long now = System.currentTimeMillis(); 15962 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15963 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15964 String packageName = entry.getKey(); 15965 PackageParser.Package pkg = mPackages.get(packageName); 15966 if (pkg == null) { 15967 continue; 15968 } 15969 UsageStats usage = entry.getValue(); 15970 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15971 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15972 } 15973 } 15974 } 15975 15976 /** 15977 * Check and throw if the given before/after packages would be considered a 15978 * downgrade. 15979 */ 15980 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15981 throws PackageManagerException { 15982 if (after.versionCode < before.mVersionCode) { 15983 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15984 "Update version code " + after.versionCode + " is older than current " 15985 + before.mVersionCode); 15986 } else if (after.versionCode == before.mVersionCode) { 15987 if (after.baseRevisionCode < before.baseRevisionCode) { 15988 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15989 "Update base revision code " + after.baseRevisionCode 15990 + " is older than current " + before.baseRevisionCode); 15991 } 15992 15993 if (!ArrayUtils.isEmpty(after.splitNames)) { 15994 for (int i = 0; i < after.splitNames.length; i++) { 15995 final String splitName = after.splitNames[i]; 15996 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15997 if (j != -1) { 15998 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15999 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16000 "Update split " + splitName + " revision code " 16001 + after.splitRevisionCodes[i] + " is older than current " 16002 + before.splitRevisionCodes[j]); 16003 } 16004 } 16005 } 16006 } 16007 } 16008 } 16009 16010 private static class MoveCallbacks extends Handler { 16011 private static final int MSG_CREATED = 1; 16012 private static final int MSG_STATUS_CHANGED = 2; 16013 16014 private final RemoteCallbackList<IPackageMoveObserver> 16015 mCallbacks = new RemoteCallbackList<>(); 16016 16017 private final SparseIntArray mLastStatus = new SparseIntArray(); 16018 16019 public MoveCallbacks(Looper looper) { 16020 super(looper); 16021 } 16022 16023 public void register(IPackageMoveObserver callback) { 16024 mCallbacks.register(callback); 16025 } 16026 16027 public void unregister(IPackageMoveObserver callback) { 16028 mCallbacks.unregister(callback); 16029 } 16030 16031 @Override 16032 public void handleMessage(Message msg) { 16033 final SomeArgs args = (SomeArgs) msg.obj; 16034 final int n = mCallbacks.beginBroadcast(); 16035 for (int i = 0; i < n; i++) { 16036 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16037 try { 16038 invokeCallback(callback, msg.what, args); 16039 } catch (RemoteException ignored) { 16040 } 16041 } 16042 mCallbacks.finishBroadcast(); 16043 args.recycle(); 16044 } 16045 16046 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16047 throws RemoteException { 16048 switch (what) { 16049 case MSG_CREATED: { 16050 callback.onCreated(args.argi1, (Bundle) args.arg2); 16051 break; 16052 } 16053 case MSG_STATUS_CHANGED: { 16054 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16055 break; 16056 } 16057 } 16058 } 16059 16060 private void notifyCreated(int moveId, Bundle extras) { 16061 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16062 16063 final SomeArgs args = SomeArgs.obtain(); 16064 args.argi1 = moveId; 16065 args.arg2 = extras; 16066 obtainMessage(MSG_CREATED, args).sendToTarget(); 16067 } 16068 16069 private void notifyStatusChanged(int moveId, int status) { 16070 notifyStatusChanged(moveId, status, -1); 16071 } 16072 16073 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16074 Slog.v(TAG, "Move " + moveId + " status " + status); 16075 16076 final SomeArgs args = SomeArgs.obtain(); 16077 args.argi1 = moveId; 16078 args.argi2 = status; 16079 args.arg3 = estMillis; 16080 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16081 16082 synchronized (mLastStatus) { 16083 mLastStatus.put(moveId, status); 16084 } 16085 } 16086 } 16087 16088 private final class OnPermissionChangeListeners extends Handler { 16089 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16090 16091 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16092 new RemoteCallbackList<>(); 16093 16094 public OnPermissionChangeListeners(Looper looper) { 16095 super(looper); 16096 } 16097 16098 @Override 16099 public void handleMessage(Message msg) { 16100 switch (msg.what) { 16101 case MSG_ON_PERMISSIONS_CHANGED: { 16102 final int uid = msg.arg1; 16103 handleOnPermissionsChanged(uid); 16104 } break; 16105 } 16106 } 16107 16108 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16109 mPermissionListeners.register(listener); 16110 16111 } 16112 16113 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16114 mPermissionListeners.unregister(listener); 16115 } 16116 16117 public void onPermissionsChanged(int uid) { 16118 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16119 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16120 } 16121 } 16122 16123 private void handleOnPermissionsChanged(int uid) { 16124 final int count = mPermissionListeners.beginBroadcast(); 16125 try { 16126 for (int i = 0; i < count; i++) { 16127 IOnPermissionsChangeListener callback = mPermissionListeners 16128 .getBroadcastItem(i); 16129 try { 16130 callback.onPermissionsChanged(uid); 16131 } catch (RemoteException e) { 16132 Log.e(TAG, "Permission listener is dead", e); 16133 } 16134 } 16135 } finally { 16136 mPermissionListeners.finishBroadcast(); 16137 } 16138 } 16139 } 16140 16141 private class PackageManagerInternalImpl extends PackageManagerInternal { 16142 @Override 16143 public void setLocationPackagesProvider(PackagesProvider provider) { 16144 synchronized (mPackages) { 16145 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16146 } 16147 } 16148 16149 @Override 16150 public void setImePackagesProvider(PackagesProvider provider) { 16151 synchronized (mPackages) { 16152 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16153 } 16154 } 16155 16156 @Override 16157 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16158 synchronized (mPackages) { 16159 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16160 } 16161 } 16162 16163 @Override 16164 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16165 synchronized (mPackages) { 16166 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16167 } 16168 } 16169 16170 @Override 16171 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16172 synchronized (mPackages) { 16173 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16174 } 16175 } 16176 16177 @Override 16178 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16179 synchronized (mPackages) { 16180 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16181 } 16182 } 16183 16184 @Override 16185 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16186 synchronized (mPackages) { 16187 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16188 packageName, userId); 16189 } 16190 } 16191 16192 @Override 16193 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16194 synchronized (mPackages) { 16195 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16196 packageName, userId); 16197 } 16198 } 16199 } 16200 16201 @Override 16202 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16203 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16204 synchronized (mPackages) { 16205 final long identity = Binder.clearCallingIdentity(); 16206 try { 16207 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16208 packageNames, userId); 16209 } finally { 16210 Binder.restoreCallingIdentity(identity); 16211 } 16212 } 16213 } 16214 16215 private static void enforceSystemOrPhoneCaller(String tag) { 16216 int callingUid = Binder.getCallingUid(); 16217 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16218 throw new SecurityException( 16219 "Cannot call " + tag + " from UID " + callingUid); 16220 } 16221 } 16222} 16223